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1.2_ INTENDED USE OF THE MACHINE The Vcut machine is an automatic handling machine. The machine is intended for use by qualified personnel. The term "qualified" means personnel who have been educated and trained by the employer on the use of the machine and on the risks that such use may entail. In particular, users must be educated, also on the basis of this use and maintenance manual and the ma‐ chine must be used exclusively for the production used for it, as indicated in the manual. These obligations also apply to the transport, installation, maintenance and dismantling of the machine, each for their own skills. Since it is a complex machine and the use of which is only permitted to educated and trained personnel, access to the area pertaining to the plant is prohibited to anyone who has not had the necessary training from the employer. For the machine to operate, only one operator is required on an ongoing basis. The presence of other staff is only possible during the installation, maintenance and dismantling phases. In any case, personnel who also access the system on an occasional basis must meet the requirements described in the previous para‐ graph. The machine has been designed for professional use only, as described above. Any other use can cause damage to the machine and / or lead to dangerous situations for which the manu‐ facturer cannot be held responsible.
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1.3_ LIABILITY is relieved of any responsibility for damage to people and / or things deriving from: · improper, incorrect or unreasonable use of the machine; · use contrary to current regulations; · incorrect installation of the machine; · power supply defects; · deficiencies in planned maintenance; · unauthorized modifications or interventions; · use of nonoriginal spare parts or incorrect modelspecific products; · failure to comply with the instructions contained in this manual.
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1.4_ CUSTOMER SUPPORT If you have questions or problems, please call the local OROX office where you have purchased your iCut cutter. Have the following information ready: • Serial number of the machine • Purchase date • Software used (include version number) • Description of problem(s) 2 — 6 2. SAFETY INSTRUCTION The manufacturer declines all responsibility for any damage caused by incorrect use of the product, by noncompliance with the instructions in this manual, by the use of inadequately qualified personnel or by unauthorized modifications to the VCut cutting machine. CAUTION The user manual is part of the instrument and must be kept in the immediate vicinity of the in‐ strument and easily accessible at all times to qualified personnel. The user manual must be read carefully and understood by qualified personnel before starting any activity.
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2.1_ PRECAUTIONS TO BE TAKEN Before running the OROX VCUT cutter, please read the safety instructions, warnings, and all warning signs on the equipment. Make sure that you can read all warning signs on the machine. This machine must be intended only for the use for which it was expressly designed. The manufacturer cannot be held responsible for any damage to people, animals, things deriving from an improper, errone‐ ous or unreasonable use of the machine itself. WARNING! Before carrying out any cleaning or maintenance operation, deenergize the cutter motors us‐ ing any of the Emergency buttons placed all around the machine. See 4 — system de‐ scription. WARNING! Do not disassemble any safety device mounted on the machine. WARNING! Never start the machine if the fixed and / or mobile safety devices are dismantled or tampered with. WARNING! In case of failure and / or malfunction of the machine, deenergize it, do not intervene directly and contact only an assistance center authorized by . WARNING! Do no maintenance on the equipment when you are alone. Make sure there is another person who can give emergency first aid if necessary. WARNING! Moving machinery: keep hands away from moving parts to avoid personal injury. Make sure no one else is near the cutting area when operating the VCut cutter. CAUTION Deenergize the cutter for periods of inactivity: push any of the Emergency buttons to switch off the motors (see 4 — system description). INFO It is possible at any time to stop the operation of the machine by pressing any of the red Emer‐ gency buttons (see 4 — system description) 2 — 7
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2.2_ RESIDUAL RISKS When using the VCut automatic cutting machine, you must pay close attention to the areas called residual risk relating to parts of the machine or to the work areas surrounding it, which can represent a danger to people or things if you use it incorrectly or make a mistake evaluation or carelessness, avoiding the pre‐ scriptions contained in this manual. CAUTION Remember that the whole area below the automatic cutting machine and 1.5 meters away from the machine itself presents residual risk. WARNING! Below is the list of residual risks: · Residual risk of being crushed between beam and computer console. · Residual risk of impact against the automatic cutting machine in motion. · During the travelling of the beam of the cutting machine, there is a residual risk of crushing the hands between the table and the side panels of the beam. Do not put your hands near the dangerous area. Stand in the safety zone. · During the travelling of the cutting head there is a residual risk of crushing the hands be‐ tween the head and the side panels of the beam. Do not put your hands near the dangerous area. Stand in the safety zone. · During the loading of the polythene paper roll, a residual risk for the hands to be crushed under the weight of the roll is generated. Hold the roll of polythene paper at the very end of it. · The knife is very sharp, therefore be careful when you work near the knife to prevent per‐ sonal injury. Always remember to deenergize the motors and to wear safety gloves when replacing the knife. To avoid cuts do not touch the edge of the knife when replacing it, but hold on the flat sides. · The unloading conveyor moves automatically: do not stand over it. Residual risk of falling on the ground. · The drill bit and drill foot can reach high temperature: residual risk of being seared. · Do not wear loose clothing, neck chains, neckties, jewelry, when you are near the machine. Long hair must be worn back. Failure to obey these instructions could result in personal inju‐ ry. · During the travelling of the machine from one table to another table a residual risk of im‐ pacting the machine is generated: pay attention when activating the TMOV function, and be sure none stands in the area surrounding the machine. CAUTION From the operator side, it can be difficult to see what is happening on the opposite side of the machine. CAUTION When you operate the cutter be aware of people entering the working area as they can be hurt if hit by the machine. 2 — 8
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2.3_ ELECTRICAL RISKS The electrical system was built according to the rules on the safety of machinery systems. However, the instructions described in the manual and all the normal precautions that must always be taken in the case of live devices must be observed. WARNING! Any operation in which live parts and electrical components must be accessed must be carried out only by qualified personnel and in any case always follow the following procedure: · turn off the machine · deenergize the power via the master switch · carry out the necessary operations WARNING! Energized circuits: high voltages are inside the electronic devices covers. There are no parts in‐ side these covers that can be serviced by the operator. 3 — 9 3. INSTALLATION CAUTION Before installing and / or moving the iCut machine, always consult the Orox technical assis‐ tance service. WARNING! Incorrect installation can cause damage to people, animals or things. The manufacturer cannot be held responsible for these damages.
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3.1_ UNLOADING AND HANDLING The unloading and handling of the V cutter (or part of it) is an operation reserved to qualified and author‐ ized technicians. The use of a forklift suitably sized for the weight of the machine is recommended. It is strictly forbidden to move the machine with ropes, chains or other inadequate means. Please check that the forklift used for handling has adequate load capacity and is in perfect working order. It is recommended to remove all people who are not involved in the handling operations from the movement area. The V automatic cutting machine is divided into modules in order to be transported (except for particular transport needs): · The cutting conveyor module · The unloading table module with the cutting beam installed above · Guides, covers, brackets and other accessories to complete the installation · Small and medium sized objects and devices (computer, keyboard, console, cables,...) The bristles conveyor module can be lifted with a forklift (minimum load 2000 kg) equipped with forks no less than 2 meters long, or moved with roller conveyors or transpallets which can distribute a weight of about 15001800 kg (depending of the machine model). The unloading table module can be lifted and moved with a forklift or transpallet that can support its weight of approximately 800 kg. WARNING! Before moving the unloading table module, make sure that the cutting beam is locked to the unloading table using supports supplied by Orox. To handle the unloading table module insert the forks of the carriage into the bottom of the frame, being careful not to damage any partmake sure the forks are lifting the module off the frame, not on any fragile parts. To move the bristles conveyor module, insert the forks of the forklift under the framepay attention to the position of the motor and the shafts of the TMOV device: do not hit these parts with the forks; do not lift the cutting table using these parts: only the conveyor frame must be used as a contact point for the forks. Be careful not to damage or crush the suction pipes. Some components of the cutting machine can be moved manually. Because some components are heavy, two people are required to move and install them. 3 — 10
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3.2_ SPACE REQUIRED Check that the space available is sufficient for positioning the machine and for its correct use. The use of the V cutting machine requires that a minimum space of one meter be left between the ma‐ chine and the walls or other machinery, necessary to ensure correct and safe use of the machine, its maintenance, and to allow the operator to have an escape route in case of emergency (figure 1). WARNING! Sufficient space must be left around the machine to allow operators to move freely and safely. Leave sufficient space around the machine to ensure proper operation of safety devices and easy access for maintenance. The room in which the V machine is located must be ventilated, lighted and dry. The installation surface (floor) must be level, free from irregularities and able to support the weight of the machine. In cases where the installation is not taken care of by the manufacturer, please note that OROX will be solely and exclusively responsible for the intrinsic functioning of the machine. The manufacturer will not be responsible for: · connection of the machine to the system in which the machine will be installed or inserted; · the work area in which the cutting machine will operate and all the safety measures that must be ap‐ plied to ensure the safety of the operators; · safety signs (vertical or horizontal) applied to the workplace; · limits indicating the "qualified personnel only" area around the cutting machine; · interference caused during work by other machinery, equipment, tools, signaling means present in the working area of the cutting machine. The manufacturer is not responsible for an incorrect risk assessment carried out by the company respon‐ sible for the safety certificates in which the machine will be installed. Fig.1—working area WALL WALL OR OTHER LINE OF WORK Operator station 1m 1m PC CUTTING CONVEYOR The cutting beam moves along the entire length of the cutting conveyor UNLOADING TABLE SPREADING TABLE PC PICKING AND BUNDLING AREA 3 — 11
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3.3_ POSITIONING The V machine must be positioned on a flat floor. Ensure that the floor can support the weight of the ma‐ chine. The V machine equipped with the TMOV device is supplied with floor rails on which the translation must be fixed; the power cables and the pneumatic power supply hose must be mounted on mobile trolleys at a height of at least 2.5 meters from the ground. For the precise positioning of the floor and overhead rails, refer to the preinstallation documentation provided with the V machine. The cutting beam must be positioned over the guides of the bristle conveyor module. Use a forklift to lift the cutting beam from the unloading conveyor module and position it above the bristle conveyor module. The table of the V machine must be level with the floor: use a level to check and adjust the table height. Adjust the machine's feet or wheels to achieve optimal leveling. WARNING When positioning the beam over the bristle conveyor module, pay attention to the position of the sensors, cables, plate, drill tip, and any other devices installed on the cutting head: risk of damage. 3 — 12 WARNING! Any operation in which live parts and electrical components must be accessed must be car‐ ried out only by qualified personnel. WARNING! Be sure there is no power when operating with the wires of the main terminal: electrocution hazard. WARNING! It is absolutely forbidden for anyone to intervene on the electrical connection between the machine and the power line. WARNING Before connecting, use a voltmeter to ensure that the voltage be tween line phases corre‐ sponds at 400Vac. Verify the existence of a ground system and its efficiency. Verify that the power supply line is correctly sized for the machine electrical input and that there are proper overload and short circuit protections. Verify that the master switch, placed upstream, is in “open” position. WARNING! Connect the PE terminal of the machine to an earthing system compliant with the standards in force. The earthing efficiency of the plant's electrical system is the responsibility of the user. Use a section of cable to power the machine in compliance with the standards in force.
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3.4_ ELECTRIC AND PNEUMATIC CONNECTION The machine must be connected to an electrical system that complies with current regulations. The sizing of the system must be suitable for the frequency, power supply voltage and electrical absorption of the machine, as indicated in the technical characteristics of the V automatic cutting machine. The electrical system must provide adequate electrical power. In case of the machine is equipped with the TMOV system (to travel from table to table), a system suitable for the purpose must be used for its power supply: cable chain, or "festoon" flat cable. In addition to the electrical power supply, pneumatic power must also be provided to operate the devices installed on the cutting machine. The customer must prepare a power supply line consisting of an electric line and a pneumatic line, suitable for the required characteristics. The power supply line must go up to the system power supply sockets, where a main switch or a connec‐ tion to the system control panel will be installed on the wall and in a covered point. Orox's responsibility begins at the machine's electrical connection terminals. Protection of the Orox cutter from short circuits, power line overloads and insulation faults is the responsibility of the customer. Precautions to be taken for proper functioning, free from electrical disturbances: · Check that the protection of the differential switch (RCD), to which the machine is connected, is not less than 0.3 class A, B. · Connect the power line possibly to a separate branch, avoiding to connect it in series with the power supply of other machines already installed. · Avoid taking the power supply for other users. 3 — 13 3.
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4.1_ PNEUMATIC CONNECTION The machine must be connected to a compressed air system that ensures a constant pressure of 6 bar and a flow rate of 150 liters per minute (300 l/min if the blade cooling device is installed). The pneumatic line must be connected to the pneumatic system of the cutting room or directly to a com‐ pressor: it is recommended to use a valve to shut off the air flow if necessary during the maintenance phase. NOTICE It is recommended to use an air hose with a diameter of 10x6 mm for the pneumatic connec‐ tion, in order to ensure adequate air flow. PE T S R NOTICE The functionality of the equipment on board the machine is subject to electrical problems, such as voltage spikes, current or frequency fluctuations, and interruptions in the supply of electrical power. It is the total responsibility of the user to ensure adequate electrical supply. WARNING! Before starting the machine, perform checks on the correct connection of the voltage. Electrical terminal for power supply and PE terminal (inside the electrical panel). Fig.2Power supply input terminals and PE terminal. Compressed air inlet: connect the air hose from the compressor here. The air hose comes from inside the electrical box. Compressed air outletthis hose is already con‐ nected to the pneumatic system of the machine. Fig.3—pneumatic control unit 4 — 14 4. SYSTEM DESCRIPTION 1. Cutting beam 2. Cutting head 3. HMI operator panel 4. Cutting conveyor table (bristles conveyor) 5. Unloading conveyor table 6. Support for polythilene paper roll 7. Electrical box and suction system 8. Console computer with program Fig.4—machine description
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4.1_ GENERAL DESCRIPTION V machine consists of the following parts: 4 — 15 The V automatic cutting machine has been designed and built for cutting materials such as fabric or simi‐ lar in singlelayer, singlesheet, or multiple formats. To perform this operation, it is equipped with a cutting head installed on the robotic beam that moves on a bristles conveyor. The V machine consists of a conveyor cutting table (4) where the material to be cut is positioned. The cutting table surface is made up of a set of multineedle bristles that support the fabric, allowing the blade to move through the bristles needles without damaging them. The suction passes through the bris‐ tles and reaches the fabric to be held during cutting. The "Cutting Beam" (1) moves along the entire length of the cutting conveyor, and the "Robotic Cutting Head" (2) moves above the cutting beam. A blade is installed inside the cutting head and moves alter‐ nately to cut the fabric. Depending on the provided V model, other tools can also be installed on the cutting head. After the cutting conveyor, the unloading table (5) is positioned, consisting of a conveyor belt. The cut fabric automatically or manually moves from the cutting conveyor to the unloading table, where it can be collected. Underneath the unloading table, there is the electrical box (7), the main switch for turning the machine on/off, and the blower that generates suction inside the cutting area to hold the material. To create a vacuum to hold the material, the cutting surface must be covered with a highintensity poly‐ thene paper sheet that is impermeable to air. The roll of polythene paper is placed on its support (6) lo‐ cated at the entrance of the cutting table. The operator can control the cutting process and set parameters to cut the markers (cutting files) through the software installed on the computer (8) placed on a console fixed to the unloading table. Commands to move the beam and cutting head are given through the operator panel "HMI" (3) located on one side of the beam. During the cutting procedure, the operator must be positioned next to the machine at a safe distance to monitor the execution of the cut and potentially modify the execution settings of the work cycle. 4 — 16 Emergency machine light Motor reset switch
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4.2_ COMPUTER CONSOLE Monitor: used to display the software running on the machine. It is a touchscreen monitor. Keyboard and Mouse: used to interact with the computer. Machine On Indicator (WHITE color): lights up when the main switch of the machine is turned on. Emergency Indicator (ORANGE color): indicates if any of the emergency devices are activated (see 4.8 "Safety Devices"). If the light is on, the machine's motors cannot be turned on. Motor reset Switch: switch to provide power to the motors. It won't function if any of the safety devices are activated (and the orange light is on). Emergency Button: cuts power to all motors, interrupting any machine cycle. Fig.5—computer console Keyboard and mouse Emergency button Machine on indicator light Monitor Emergency button 4 — 17
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4.3_ OPERATOR CONSOLE ON BEAM Emergency Button: Removes power from all motors, interrupting any machine work cycle. If pressed, re‐ lease the button to enable motor activation. Remote Enter + Pause Button: Used to confirm certain machine operations involving residual risk. During the cutting process, this button's function changes: it acts as a "PAUSE" button; once pressed, the cutting machine stops. Press again to resume the interrupted procedure. HMI (Operator Panel): It's the interface for controlling the machine. It consists of multiple s, some of which are opened automatically by the software, while others can be opened by the operator. The opera‐ tor panel is a touch screen. A light touch is sufficient to activate any of the panel's buttons. Do not press forcefully on the operator panel. NOTICE Do not use sharp tools or objects to activate the buttons on the operator panel. To clean the touch screen, rub the screen with a soft, lintfree cloth. This removes dust and other particles that could scratch the screen. . HMI Emergency button Remote enter + Pause button Fig.6—operator console located on the beam 4 — 18 4.
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3.1_ OPERATOR CONSOLE ON OPPOSITE SIDE OF THE BEAM On the opposite side of the operator, a keypad for beam control can be installed. The keypad has 4 arrow buttons to move the cutting head in four directions, a button to activate and deactivate suction, and a colli‐ mation button to set the position of a chosen figure.. Fig.6a—operator console on opposite side of the beam 4 — 19
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4.4_ ELECTRIC BOX FRONT PANEL Pneumatic control unit Main switch Machine serial number Faucet Gauge pressure Pressure regulator Suction inverter interface Computer Fig.7devices on the front panel of the electrical box Machine serial number plate: displays the serial number of the machine and other specific information. Main switch: to turn on/off the machine. Pneumatic control unit: connect the pneumatic air supply to the input of this device. Indicates the amount of pressure supplied to the machine and is equipped with a pressure regulator and a shutoff valve. Suction inverter interface: the working frequency of the suction inverter is displayed on the screen of this device. Buttons are also available to access the suction inverter's parameters (only for qualified technical personnel). Computer: is where the cutting machine software is installed and where all the parameters for the correct operation of the machine are stored. The computer is connected to the machine control and possibly to the cutting room network through an Ethernet or WiFi connection. The software can read cutting files from any available source: local hard drive, USB drive, flash drive, network, or cloud. 4 — 20 Conveyors pause button Emergency button Unloading conveyor advance button Cutting conveyor advance button
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4.5_ BUTTON PANEL 4.
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5.1_ UNLOADING TABLE BUTTON PANEL Fig.8—unloading table button panel Unloading conveyor advance button: Press this button to advance the unloading table belt. Release the button to stop the advancement. Cutting conveyor advance button: Press this button to advance the bristles cutting conveyor. This button is disabled while a cutting cycle is in progress. Conveyors pause button : Press this button to pause the advancement of both the bristles cutting conveyor and the unloading table conveyor. When pause is activated, the button will light up and the conveyors will not move. Press the pause button again to resume conveyor advancement. Emergency button: Disengages power to all motors, interrupting any machine cycle. Reset the button to enable the machine's motors to turn on again. 4 — 21 4.
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5.2_ CUTTING CONVEYOR BUTTON PANEL Emergency button Forward translation of the machine Backward translation of the machine Unloading conveyor advance button Cutting conveyor advance button Fig.9—cutting conveyor button panel Forward machine translation: Press and hold this button to move the entire machine along the rails in the direction of the arrow next to the button. Release the button to stop the motorized translation. Backward machine translation: Press and hold this button to move the entire machine along the rails in the direction of the arrow next to the button. Release the button to stop the motorized translation. Unloading conveyor advance button: Press this button to advance the unloading table belt. Release the button to stop the advancement. Cutting conveyor advance button: Press this button to advance the bristles cutting conveyor. This button is disabled while a cutting cycle is in progress. Emergency button: Disengages power to all motors, interrupting any machine cycle. Reset the button to enable the machine's motors to turn on again. 4 — 22
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4.6_ CUTTING HEAD Presser foot Drilling device Sharpening assembly Vibration Box: This assembly is connected to the knife motor to generate the reciprocal movement of the knife. At the end of the vibration box, the knife holder is positioned, which is the part where the knife must be installed . Drill Assembly: This tool is used to create holes within the fabric. There are various options for the drilling tool: different sizes for the drill bit and punching devices with hollow tips. It is possible to install two drill‐ ing assemblies on the same cutting head of the V machine . Sharpening Assembly: This tool is used to sharpen the blade. The sharpening cycle is managed automati‐ cally by the V machine's software . Presser foot: The knife slides guided within this assembly. The V machine's software automatically controls the pressure and position of the presser foot: when necessary, it is lowered to the mattress level and ap‐ plies pressure based on the set parameters. The recess under the presser foot touches the fabric and glides over it, potentially following the contours of the mattress. Laser spot: Used to set the origin of the marker and to display the position of the figures. The cutting head is also equipped with other optional tools: Cooling device: Blows cold air onto the knife to keep it at a low temperature. Second drill: Can be a needle drill like the main one, or it can be a punch. Vibration box Laser spot Knife holder Fig.10—cutting head 4 — 23
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4.7_ SUPPORT FOR POLYETHYLENE PAPER ROLL Handle Cone Roll of polyethylene paper Height lock Guide bar Fig.11—support for polyethylene paper roll Handle: Used to unwind or rewind the polyethylene paper roll. Cone: The polyethylene paper roll is held in place by two cones (one on each side). The position of both cones is adjustable. Polyethylene paper roll: Placed on a shaft that rotates on bearings. After a mattress has been laid or moved onto the cutting table, the operator must cover the entire cutting table with a poly paper foil. If a surface is not well covered, there is a loss of suction and the vacuum generated is weak. When machine does a bite, the suction generated in the cutting zone hold the poly foil attached to the fabric and the bris‐ tles conveyor pulls the foil rotating the roll. Guide bar: The polyethylene paper roll rotates around this bar before being placed on the mattress. The bar adheres the foil to the mattress. Height block: Use this device to adjust the height of the guide bar, depending on the height of the mattress to be cut. 4 — 24
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4.8_ BRISTLES CONVEYOR TABLE Bristles Exit comb Fig.12—cutting table bristles Bristles: these are squareshaped blocks that together make up the surface of the cutting table. The tip of the knife sinks into the needles of the bristles and moves without damaging them. They need to be regu‐ larly cleaned of fabric and dust deposits, and are consumable materials: it is advisable to replace damaged bristles to ensure proper support for the fabric. Exit comb: the layer moves from the cutting zone to the discharge zone through this comb, which defines the limit of the suction box. 4 — 25
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4.9_ SAFETY DEVICES WARNING! In dangerous situations, press one of the red emergency buttons to avoid personal injury . Fig.13—dislocation of the safety devices The V cutting machine is equipped with devices and other measures designed to prevent injuries to peo‐ ple and damage to sensitive parts of the machinery. This will explain the location and provide a description of the safety devices. To resume operations interrupted by the activation of any of the safety devices, remove the cause of the interruption, return the device to its neutral position, ensure that there are no dangers to people near the machine, and restore the motors using the switch on the computer console (see 4.2). Follow the procedures explained in Appendix BTroubleshooting to resume the interrupted cutting. 4 — 26 4.9.1_OBSTACLE DETECTION ACTUATORS To avoid accidental contact of the moving machine with people and/or objects that may be inside the danger zone, the cutting beam is equipped with actuators that move upon contact, activating electrome‐ chanical sensors that cut off power to the motors (see points labeled 1 in Figure 13 on the previous ). Obstacle detection bumpers are mounted on both sides of the cutting beam. To operate the machine, re‐ move the obstacle that has collided with one of the safety bumpers, return the bumper to its neutral po‐ sition and reactivate the motors. Obstacle detection actuators: one on each side of the beam, total 4 Fig.14—one of the obstacle detection actuator 4 — 27 Emergency button 4.9.2_EMERGENCY BUTTONS The machine is equipped with five "emergency stop" buttons (red mushroom with mechanical lock) as shown in Figure 13 (labeled with number 2): · next to the HMI operator panel; · on the opposite side of the cutting beam; · next to the computer console; · at both fabric entry corners; · at both corners of the unloading table. Activating an emergency button causes an immediate interruption of all machine functions by turning off the motors. The cutting process can be resumed by releasing the stop button (it must be turned clockwise until it clicks), restarting the motors, and following the procedure for resuming job. Computer console Cutting beam Emergency button Cutting conveyor corner Unloading conveyor corner Emergency button NOTICE The activation of an emergency button is indicated by turning on the orange indicator next to the computer console and by the status indicator light above the cutting head housing, which emits a flashing orange light. Active emergency indicator Emergency button on operator side Emergency button on opposite side Fig.15—position of emergency buttons 4 — 28 Endoftravel sensor for the head, located beneath the cutting head cover 4.9.3_OVERSTROKE CONTROLS The V cutting machine has three levels of overstroke controls that work in cascade and prevent excess movement: · The electronic cam, managed at the software level, prevents the cutting beam and cutting head from moving beyond the set limits. · Electromechanical limit sensor: There are 2 limit sensors present that activate if the cutting robot exits the working area. The limit sensors are installed on a side bracket of the beam and on one side of the cutting head, covered by the housing (see point 3 in figure 13). If one of them is triggered, it halts any movement of the machine by cutting power to the motors. To restart the motors, move the cutting head or cutting beam away from the triggered sensor by approximately 5cm; once the emergency light on the computer console is turned off, you can operate the switch to restart the motors and con‐ tinue with the work. · Mechanical end stop: a pair of impact buffers mounted on both ends of the cutting table and on both ends of the beam intercept the beam and/or cutting head at solid points to stop their travel without causing damage to sensitive parts of the machine. The machine will hit these bumpers after the limit switch has already been activated (the beam and/or cutting head will move by inertia for some dis‐ tance after the motors are already off). To resume work, follow the procedure described in the previ‐ ous point. Cam that activates the endoftravel sensor Fig.16—overstroke sensor on the cutting head 4 — 29 4.9.4_CUTTING HEAD COVER SENSOR The "open cover" sensor is installed on the cutting head (indicated with number 4 in Figure 13). It detects the removal of the cutting head cover and interrupts any machine movement by turning off the motors. Reposition the cutting head cover to restart the motors and continue using the machine. 4.9.5_TMOV SAFETY DEVICES If the machine is equipped with the TMOV device (for lateral translation from table to table), there are three safety devices identified with number 5 in Figure 13: an end stop positioned near the translation rail for detecting the translation end stop, visible only by removing the side cover of the cutting conveyor; two push actuators placed at the corners of the cutting conveyor (Figure 18). Lateral actuator, one per machine side Fig.18—lateral actuator for machine translation safety 4 — 30 4.9.6_HEAD PROTECTION The cutting head is protected by a cover against accidental contact with the knife and all parts that move during the activation of the knife motor. WARNING! Do not use the machine without the cutting head cover. 4.9.7_PROTECTION OF TRANSMISSION PARTS IN MOTION All moving transmission parts are protected by fixed guards with complete segregation. 4.9.8_ELECTRICAL PARTS PROTECTION The electrical panel, electrical terminals, and motors are protected by covers. 4 — 31 Fig.19—cut in progress on HMI Fig.20— when HOLD function is activated STOP button HOLD button Fig.21—pause call button Press to pause the machine STOP button HOLD button Fig.22—software STOP and HOLD buttons PLAY button
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4.10_ STOP AND PAUSE DEVICES There are three ways to suspend the ongoing work: HOLD, PAUSE, and STOP. HOLD mode: by pressing the HOLD button on the HMI or software , the machine suspends all move‐ ments: press the PLAY button on the HMI to continue the interrupted procedure. During the HOLD mode, it is not possible to move the machine: the machine's operations are like frozen in the current situation. PAUSE mode: by pressing the remote enter button next to the HMI when a cut is in progress, the machine finishes cutting the current track and goes into PAUSE mode, lifting the knife and the presser foot; on the HMI , it is possible to open the screen with the 4 direction buttons to move the cutting head. Press the remote enter button again to resume job from where it was interrupted: the cutting head returns auto‐ matically to the correct position and resumes job. STOP mode: the STOP button interrupts the cutting procedure. To resume the interrupted job, it is neces‐ sary to restart the cut: the machine resumes cutting from the next figure after the STOP, or from the begin‐ ning of the last figure that was not completed before the STOP button was pressed. NOTICE If the STOP button was pressed during the conveyor movement, always check the cutting posi‐ tion by doing a simulation of a figure with the laser spot before resuming job. 4 — 32 4.10.1_CONVEYOR PAUSE BUTTON It is possible to pause the cutting and unloading conveyors, allowing the beam to continue cutting the patterns present in the cutting area. To do this, press the blue button on the unloading table control panel: the light inside the button will turn on, indicating that the belt pause is active; press the button again to deactivate the pausethe button will turn off. This button does not pause the cutting robot, only the cutting and unloading conveyors: to pause the cutting robot, use the button on the operator panel. You can preset the conveyor pause: while the cutting robot is cutting, if you press the conveyor pause button, the button will light up and the conveyors will enter pause mode: this means that when the robot finishes cutting the current cutting window's content, the machine will not advance the layer until the con‐ veyor pause button is deactivated. Fig.23—conveyor pause button Press to activate the pause of the conveyors 4 — 33 WARNING! When the machine is in "hold" or "pause," do not approach moving parts as it could be accidentally reactivated! WARNING! Even while the machine is in "hold" or "pause," pay attention if you intend to approach the cutting area: the machine's motors are still active! WARNING! If you need to approach moving parts, press the emergency button ! WARNING! Do not use the pause devices to stop the machine in case of danger! WARNING! In case of danger, use the emergency buttons! 4 — 34 Signaling light on the cutting head: The signaling light on the cutting head assumes different colors depending on the machine's state . 1. White light: The machine is powered on 2. Green light: The motors are activated 3. Blue light: The machine is in cutting phase, work in progress 4. Flashing orange light: A safety device is active
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4.11_ VISUAL SIGNALING DEVICES The V cutting machine is equipped with signal lights to indicate specific states of the machine. The lights are located: · On the computer console · On the cutting head · On the unloading table control panel Signaling lights on the computer console: · White light: If lit, indicates machine power is present; turns on when the main switch is activated (see Chapter 4.2 and Chapter 4.4) · Orange light: If lit, indicates the activation of a safety device (see Chapter 4.9) Signaling light on the unloading table control panel: Blue light: If lit, the conveyor movement pause is active. In both the cutting process and manual control, the conveyors cannot advance. Deactivate the pause (blue light off) to enable conveyor movement (see Chapter 4.10.1). Signaling light on the cutting head Conveyors pause indicator Emergency machine light Machine on indicator light 4 — 35 4.12_DEFINITIONS In this manual, numerous terms will be used to refer to parts or areas of the cutting machine. You can find some of them in the diagram below. Unloading table Fig. 24Definition of terms SPREADING TABLE Cutting area start HMI (operator panel) Auxiliary console HEAD Computer console Fabric exit comb Cutting area end BEAM LAYER Fabric entry comb Bristles conveyor Direction Y = marker height Direction X = marker length 5 — 36 5. OPERATING THE CUTTER
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5.1_ MACHINE STARTUP Please read the safety instructions at the beginning of this manual before using the cutting machine. 1. Open the front door of the cutting machine and turn on the main switch: the white "machine on" indi‐ cator on the computer console and the cutting head will light up, and the HMI on the beam console will start. Turn on the PC using the dedicated button located on the upper side of the computer case. 2. Turn on the machine's motors by operating the "motor reset" switch: the green "motors on" indicator on the cutting head will light up. If any safety device is active, the orange "emergency machine" indi‐ cator will be lit, and the motors will remain off: check which safety device is active, bring it to the neu‐ tral position, and restore the motors . Figure 25Main switch and PC behind the door Figure 27—computer console Main switch Position of the computer ’s power button Figure 27a —signaling light on the cutting head Emergency machine light Motor reset switch Machine on indicator light Green light, means motors activated 5 — 37 WARNING! If the orange EMERGENCY MACHINE indicator (Figure 27) is lit, it means a safety device has been activated (see Chapter 4), and it is not possible to power the machine's motors. Check all safety devices and return the activated switch to the neutral position: when the orange indicator goes off, you can power the motors .
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5.2_ STARTING THE VCUT CUTTING PROGRAM Doubleclick the left mouse button on the VCUT icon located on the computer desktop. The VCUT program will start, and the following screen will be displayed : Figure 28—initial screen of the VCUT program The software performs an analysis of all machine components, informing the operator if any device is not in the correct position or is not ready to operate. If the motors are not yet turned on, an error message window will notify the operator that the machine is not ready to operate, and the bar at the top of the screen will be red. Start the machine's motors and press the OK button on the error message window. You may need to acknowledge multiple alerts, depending on the machine model and the activation of various devices. Once the machine is ready, the bar at the top of the screen will be displayed in orange, and a mes‐ sage will indicate the machine's status ("Machine Ready"). In case other warning messages are displayed, different from those shown in figure 29, resolve the issue described in the message or contact Orox technical support. Figure 29—Startup warning messages: turn on the motors and click OK to clear the errors . 5 — 38
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5.3_ MACHINE ZEROING The V cutting machine does not require axis zeroing: it remembers the position even when the machine is turned off and is immediately ready for use.
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5.4_ POSITIONING OF THE LAYER TO BE CUT Bring the layer to be cut inside the cutting area, onto the bristles conveyor. Use the conveyor advance button located on the conveyor control panel to position the layer for cutting: it is advisable to bring the layer as far forward as possible, without exceeding the laser pointer's limit position. It is also recommend‐ ed to align the layer as parallel as possible to the cutting plane. NOTICE: Pay attention to the position of the layer on the cutting table: it must not be placed beyond the laser collimator's position when the cutting beam is at its minimum limit. NOTICE: The compressed fabric layer under suction must not exceed the maximum thickness allowed by the machine's specifications. NOTICE: If after turning on the machine, the motor control devices are not ready and enabled for opera‐ tion, the operator HMI panel will display the Alerts showing an Ethercat circuit alarm. Press the "Restart Ethercat" button on the HMI and wait for all Ethercat circuit checks to initialize and display the green light (= no alarms). Figure 30 — bristles conveyor advance button Press to move the bristles conveyor 5 — 39
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5.5_ POSITIONING OF THE POLYETHYLENE PAPER FOIL To keep the fabric steady during cutting, it is necessary to cover the entire cutting area with a sheet of pol‐ yethylene paper. Unroll the paper sheet from the roll positioned above the support brackets at the end of the cutting table and cover the entire cutting zone (not just the layer to be cut, but the entire bristles ta‐ ble). Figure 31 — Positioning of the fabric within the cutting area. Press to move the bristles conveyor Correct layer position polyethylene paper roll Figure 32— polyethylene paper roll 5 — 40
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5.6_ UPLOAD A CUTFILE 1. Click on the OPEN FILE button in the bottom menu (Figure 33). The cutting file selection menu will open (Figure 34). Figure 33—OPEN FILE button 5 — 41 Figure 34—cutting file selection menu 2. Set the appropriate parameters for cutting the marker (the cuƞile) by choosing from the elaboration, execution, and geometry profiles (if "Recipes" are enabled, only the recipe name will be visible). 3. Choose the direction that the marker should have in the cutting area . 4. Set the ISO coefficient that establishes the unit of measurement used in file creation (the software can detect the correct size of most cutting files by setting 2.54 and enabling "automatic coefficient"). 5. Click on OPEN to open the file search menu (figure 35) and select the file to be opened. The chosen file will be displayed in the preview window (figure 36). 6. Click CONFIRM . 2 4 3 6 5 Figure 35—selection of the file from the chosen path 5 — 42 INFO If another file has been mistakenly chosen, simply click again on the OPEN button and select the correct file. The last chosen file will replace the previous one . NOTICE It is necessary to choose a cutting profile for each category, or a valid cutting recipe, otherwise the program will not be able to open any file. INFO Press the JOIN button (fig.37) after selecting the first marker to build a layer composed of multi‐ ple files. The procedure is as follows: 1. Select the first file at the head of the layer. 2. Press JOIN. 3. Select the second file. 4. Press JOIN. 5. Select the third file. ...continue until the layer is complete. After selecting the last file that is part of the layer, press the OK button. It is possible to set a distance between the various queued files, in addition to choosing wheth‐ er to queue them horizontally or vertically (figure 38). Figure 37—JOIN button Figure 38—settings to generate a multiple files layer Figure 36—marker preview 5 — 43 The chosen file is then displayed on the main screen of the VCUT software, where the file dimensions, name, and selected cutting profiles are also shown. To modify the cutting settings for the current file, ac‐ cess the "Quick Parameters" menu (figure 40) by pressing the button on the side of the screen. Changes made in this menu only affect the file currently being cut Figure 39—VCUT screen with the selected file Figure 40—”Quick Parameters ” menu 5 — 44
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5.7_ TURN ON THE SUCTION Turn on the suction by pressing the designated icon on the operator panel (figure 41). The VCUT program sets the level based on the parameters of the selected execution profile (refer to the VCUT software manu‐ al). If necessary, adjust the suction level and the maximum inverter power that you intend to use by modi‐ fying the execution parameters, the quick parameters (fig.42), or directly on the operator panel by pressing the displayed vacuum value. NOTICE The graycolored turbine button indicates "suction off"; when colored green, it indicates "suction on." The value next to the "turbine" symbol displays the realtime vacuum pressure on the cutting table of the machine. Figure 42— Change the suction level from the quick parameters menu FigurE 41— button to activate the suction 5 — 45
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5.8_ SETTING THE ORIGIN OF THE LAYER After opening the file in the VCUT program, the operator panel displays the as shown in figure 43. Figure 43 — job preparing 1. Move the cutting head using the arrow buttons located within the black wheel, and position the laser pointer so that it aligns with the layer ’s origin (figure 44). The movements from the arrow buttons are in "slow" mode for the first 2 seconds, and then switch to "fast" mode. 2. Press the "ORIGIN" button (figure 45) along with the remote ENTER button: the machine captures the layer's origin point and moves to the layer's end point (or to the cutting window's limits). . . The laser pointer is located at the layer's origin (zero point). Figure 44 — layer’s origin Figure 45 — ORIGIN button Figure 46 — ALIGNMENT button 5 — 46 NOTICE If the machine does not have enough space to display the maximum Yaxis clearance with the laser spot, the head will remain at the alignment confirmation point, but the layer position has still been captured. 3. Verify the proper alignment of the layer using the laser pointer. If needed, move the laser spot to the correct end layer position, and press the alignment calculation button (figure 46). The machine will capture the point, adjust the layer alignment in the software, and move the laser spot to the opposite side of the layer. 4. Visually check if the laser spot is over the layer. If it is not, repeat the procedure from step 1, trying to get closer to the layer edge, allowing less tolerance. Alternatively, ensure that the file dimensions are compatible with the layer dimensions. WARNING: After confirming the layer's origin, the machine moves rapidly towards the end of the cutting area. Be careful not to be hit by the beam during this movement. If a layer origin is placed in such a way that it doesn't allow cutting one or more patterns because they are not entirely within the cutting area, even in subsequent windows, the operator panel will display a red bar in the direction where the marker exceeds the cutting area (see figure 47). Trying to initiate the cutting procedure under these conditions, the software will warn that a portion of the marker cannot be cut be‐ cause it falls outside the cutting area and will ask whether to proceed anyway. By confirming the choice, the machine starts cutting while discarding the patterns that do not fit within the cutting area as it pro‐ gresses through each cutting window. If the cutting start is canceled, the machine exits the procedure, and the origin and alignment process will need to be repeated, ensuring not to exceed the cutting area's limits. Figure 47—Marker is over the cutting area limits The red bar indicates that a portion of the marker exceeds in height on the opposite side of the operator. NOTICE The software calculates the position of the patterns even in the subsequent windows. There‐ fore, if an excessive layer alignment angle value is given, it is possible that a portion of the marker exceeds the machine limits not in the current window, but in one of the following ones. 5 — 47
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5.9_ DRILL BIT TEMPERATURE The temperature of the drill bit is managed from the operator panel. To change the temperature, access the "drill" menu by pressing the icon on the “job preparing ” (see figure 48). Figure 48—Drill bit tip temperature control screen The "drill" menu displays the set temperature and the measured temperature. Use the arrow buttons next to the set temperature to increase or decrease the desired value. If the set temperature is higher than the currently measured temperature at the drill bit tip, the indicator below the "temperature" label turns red. If the set temperature is lower than the measured temperature, the indicator turns green. Press the button with the floppy disk icon to save the settings. SET #1 90° C Temperatura 57° C SET #2 20° C Temperatura 25° C WARNING Do not touch the drill bit tip or the heating module! DANGER OF BURNING! WARNING It takes a few minutes for the drill bit tip to cool down after the heating module has been turned off or after the cutting machine has been powered off. BE CAREFUL NOT TO GET HURT!!! INFO In case the V cutting machine is equipped with two drills, the "drill" menu will display SET #1 and SET #2 to control the temperature of both drill tips. The two tips can be set to different temperatures. 5 — 48
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5.10_ START TO CUT The operator can control the position of any pattern in the cutting area using the SIMULATION function on the operator panel (see figure 49). By choosing to simulate figure 0 (zero), the laser will display the outline of the marker. If you intend to simulate a specific figure, press the number 0, and a virtual keypad will ap‐ pear on the operator panel. Enter the number of the figure you want to check and press the ENTER button. Then press the POSITION CHECK button (simulation of cutting with the laser spot). The laser spot follows the profile of the chosen figure, allowing the operator to see if the position of this figure on the layer is correct. If the selected figure cannot be fully reached by the laser spot, the simulation cannot begin, and the error message "INCORRECT FIGURE TO SIMULATE" will be displayed. However, the figure will still be cut if it is within the cutting area . During the simulation of individual figures, it is possible to put the machine on HOLD and adjust the suction amount. POSITION CHECK of the figure: the number next to it indicates the figure to simulate. Figure 49—pattern position check 5 — 49 Confirm the translation Translation distance Figure 50—marker SHIFTING If it is necessary to correct the position of the marker, use the MARKER SHIFTING function (figure 50): on the marker shifting , choose the translation direction and distance (measured in tenths of a millime‐ ter)each press of the arrow button corresponds to 1 mm of translation. Confirm the new position with the confirmation button and return to the previous . Start the cutting procedure by pressing the START button (figure 51). NOTICE To start the POSITION CHECK and the CUT, press the respective buttons for a duration of 2 sec‐ onds. Pressing the POSITION CHECK and START buttons for too short a time will not activate the function. 5 — 50 START cutting Figure 51—START the cutting procedure NOTICE If a part of the marker is found to be outside the cutting area, the operator panel software alerts the user about this issue (figure 47) and asks whether to proceed with the cut or cancel it. If the choice is made to proceed with the cut, the figures that are partially or completely outside the cutting area will be excluded (they will not be cut). 5 — 51
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5.11_ CUTTING IN PROGRESS After starting the cutting procedure, the displayed on the HMI is the one shown in figure 52, and the lamp above the cutting head emits a blue light (=cutting in progress). During the cutting execution, it is pos‐ sible to: · modify the oscillation speed of the knife using the +/buttons next to the knife symbol. The current setting is displayed next to the two buttons as a percentage of the motor's maximum speed. The maxi‐ mum speed depends on the machine model. · modify the presser foot pressure using the +/buttons next to the presser foot symbol. The current setting is displayed next to the two buttons. · suspend the cutting process by pressing the HOLD button: the machine "freezes" all movements. In this context, it is possible to modify the cutting execution parameters, shift the cuƞile's position, turn off the suction, and perform other control operations. Press the RESUME button to allow the machine to continue cutting, or press the STOP button to terminate the cutting procedure (figure 53). . · Put the cutting process in PAUSE mode by pressing the remote ENTER button: the machine completes the current segment's execution (from point to point of the figure), then lifts the knife and presser foot, and deactivates the knife oscillation. The JOGS button (directional arrows) appears, and the oper‐ ator can move the cutting head to any position, modify the execution parameters, turn off suction, and perform other control operations. Close the JOGS window and press the remote ENTER button to re‐ sume cutting: the machine returns to the stored position and will continue cutting from the precise point where it was interrupted. · modify the suction values: press the current suction value, and a popup will open, allowing you to modify the pressure values and the maximum power available to the inverter. · move the cutting position of the cuƞile above the layer: press the icon with the symbol of the two shirts to open the translation (figure 50), where you can move the position of all the figures by using the four directional arrows. The cuƞile's position will update to the next figure after confirming the translation. This function is available both during the ongoing cutting process and in HOLD mode. WARNING When the machine is in HOLD, do not approach the moving parts as they can be accidentally activated! WARNING When the machine is in PAUSE, be cautious if you intend to approach the cutting area: the machine motors are still active. Cuƞile translation button HOLD button Knife oscillation controls Suction settings Presser foot pressure Figure 52—cutting in progress 5 — 52 INFO The FLESE indicator shows whether the knife flex correction is active or not (smart knife), as per the execution parameter settings. The availability of the FLESE function depends on the model of the cutting machine. INFO The RIVER indicator light is lit when the cutting is initiated in River mode (cutting and convey‐ or feed synchronized). Figure 53—HOLD function STOP button RESUME button JOGS popup window Figure 54—Use of the JOGS window while the machine is in PAUSE. 5 — 53
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5.12_ CHANGE OF THE CUTTING SETTINGS While the cutting procedure is in progress, it is possible to access the cutting parameters table in the VCUT software to modify them according to the needs. The essential parameters have been grouped under the "Quick Parameters" column. Pressing the "Execution" or "Geometry" buttons provides access to all the parameters used for cutting the current marker (see figure 55). Any changes made to these parameters are effective only for the ongoing cut; upon opening the next cutting file, the changes are lost as the parameters revert to the values stored in their respective execution or geometry profiles. Press the "APPLY" button to implement the made changes. Modifiable parame‐ ters during cutting. Execution parameters Geometry parameters Figure 55—Modification of parameters during cutting APPLY button 5 — 54
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5.13_ END OF THE CUTTING PROCEDURE After the cutting is completed, the machine stops while keeping the STANDBY suction active (unless the suction has been chosen to be deactivatedrefer to the VCUT software manual). The operator panel returns to the HOME , where functions such as "Transversal Cutting," "Return to Home Position ”, opening the next file in the queue, or accessing the service are available (see figure 56). Figure 56—HOME SERVICE Opening the next file in the queue Job preparing Return to HOME position Transversal cut NOTICE To perform the transversal cut or return to the Home position, press the respective button asso‐ ciated with the remote ENTER key on the side of the operator panel. NOTICE The transversal cut is performed at the position indicated by the laser spot. The minimum and maximum limits for transversal cut are set in the VCUT program settings. INFO The button to open the next file in the queue works only if a job list has been prepared using the QCUT program (refer to the VCUT software manual). INFO The HOME position is adjustable in the VCUT program parameters. 5 — 55 After cutting the poly foil, you can unload the cut pieces that remain in the cutting area. Simultaneously press the conveyors feed buttons on the unloading table control panel or the conveyor control panel (figure 57) until the layer reaches a convenient position for unloading the pieces. Releasing the button pressure will stop the conveyors. You can also press only the unloading conveyor feed button if the layer is already entirely on the unloading table. Conveyors feed advancement buttons on the cutting conveyor control panel. Conveyors feed advancement buttons on the unloading table control panel. Figure 57—location of the buttons to move the conveyors NOTICE It's also possible to move the conveyors by using the virtual buttons on the operator panel (see figure 58). Conveyors feed advancement buttons on the HMI operator panel. Figure 58—buttons to move the conveyors on the HMI home WARNING Climbing onto the unloading table or cutting conveyor to perform unloading operations is pro‐ hibited. 5 — 56
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5.14_ LATERAL TRANSLATION OF THE MACHINE — TMOV FUNCTION If equipped with the TMOV system, the V machine is motorized to move guided by tracks, shifting from one spreading table to another. Use the dedicated buttons located on the cutting conveyor control panel (figure 59): press and hold the button corresponding to the moving direction. Release the button once the machine is aligned with the spreading table upon reaching the destination. Figure 59—buttons to move the machine Press the button for the desired direction. There is also the possibility of storing table positions and controlling the machine's translation until it reaches the selected table. From the operator panel on the beam, press the icon to access the service and activate table position detection (figure 59b). At this point, by pressing and holding the translation button, the machine will begin to translate until it reaches the next table in the direction it is moving. The translation will automatically stop upon reaching the desired position. To continue translating to the next table, release the direction button and press it again. Press the TMOVE button to activate precise stop Figure 59b —Activation of the stop on the selected table. 5 — 57 NOTICE The table positions are set during the installation and testing phase of machine V. Contact Orox technical support service to reconfigure the stop positions of the TMOVE precision function. Figure 60—position of the speed synchronization connection between the spreading table and the cutting conveyor If the machine reaches one end of the tracks, a safety device shuts off the motors and stops the machine's movement. To restart the machine's motors, it's necessary to deactivate the recently triggered safety de‐ vice: go to the front door of the electrical panel, rotate and hold the "end switch bypass" key in position while operating the motor start switch on the PC console. Release the motor start switch but keep the by‐ pass key engaged while a second person operates the translation direction buttons to bring the machine to the correct position. NOTICE Two people are required to reposition the machine since the endoftrack sensor has been trig‐ gered, and the machine needs to be safely brought back to the correct position. NOTICE The machine will not start translating if the speed synchronization cable between the spreading table and the cutting conveyor is present and connected. Disconnect the synchronization plug before moving the machine (figure 60). 5 — 58 Figure 61 illustrates the dynamics of the cutting machine's translation. Pay attention to the areas highlight‐ ed with the danger symbol: there must be no obstacles in these zones. Figure 61—Representation of the translation of the cutting machine across multiple spreading lines. WARNING Ensure that there are no individuals near the machine during its lateral movement. WARNING Exercise extreme caution during translation operations to avoid getting caught between the cutting table and the spreading table (refer to figure 61). 5 — 59
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5.15_ TURN OFF THE MACHINE 1. Close the VCUT program by clicking on the EXIT button (see figure 62) and confirming the operation. 2. Press an emergency button to stop the motors. 3. Shut down the computer following the correct procedure of the installed operating system. 4. Turn off the machine by switching the main switch to position 0 (zero). Figure 62—closing the VCUT program 5 — 60 reserves the right to make any changes to the software described in this without prior notice. 6 — 61 6. MAINTENANCE WARNING Always remember to activate the safety devices before proceeding to prevent hazards, person‐ al injuries, or material damage. WARNING Extraordinary maintenance operations must be carried out only by a specialized technician, en‐ suring to turn off the machine by operating the main switch of the machine and the connected electrical panel.
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6.1_ WARNINGS Before proceeding with the checks, it is recommended to observe the following guidelines: · Thoroughly clean individual components using appropriate degreasers and, where necessary, com‐ pressed air. · Intervene based on specific requirements related to the machine's production cycle. · During specific inspections, also conduct a brief check of other parts of the machine. · It is a good practice for the operator, before starting the machine, to visually inspect the overall condi‐ tion of various components daily. Additionally, if any unusual noises or abnormal situations are detect‐ ed, the operator should request the maintenance personnel's intervention. · Ensure that mechanical parts are always well lubricated. 6 — 62 Figure 64—Removal of the screws from the knife holder
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6.2_ KNIFE CHANGE When the software indicates a knife change (see figure 63), follow these steps: 1. Press the emergency button to turn off the motors. 2. Press the cover lift button on the cutting head (figure 63b). 3. Rotate the plate to access the two screws comfortably that secure the knife to the knife holder. 4. Use a 2.5 mm hex key to remove the 2 screws from the knife holder (fig. 64) by turning counterclock‐ wise. Figure 63—knife change notice Figure 63b —buttons that raise and lower the cover Cutting head cover opening button 6 — 63 NOTICE The knife must pass through all its guides. Repeat the insertion process into the guide sleeve if the knife appears to be forced or is not aligned correctly. 5. Detach the knife from the knife holder (fig. 65) by moving the knife downward. 6. Rotate the plate to a position that makes it easy to remove the knife: place the cutting edge towards the beam. 7. Pull the knife upwards from the guide sleeve, being careful not to cut yourself (fig. 66). The knife is sharp! WARNING The knife is sharp: exercise extreme caution and avoid touching the sharp edge. It is recom‐ mended to use specialized gloves for maintenance operations. NOTICE The knife cannot be secured if inserted the wrong way, as the screw holes would not align. Pay attention to the insertion direction of the knife: the noncutting edge must face towards the plate support. 8. Insert the new knife from the top to the bottom, ensuring that you align the guides located inside the guide sleeve and on the plate support. 9. Position the knife so that the holes on its upper part align with the holes on the knife holder. 10. Tighten the two securing screws using the 2.5 mm hex key. Figure 65—knife removal Figure 66—knife extraction 6 — 64 11. Lower the cutting head cover by using the dedicated button on the operator panel and release the pre‐ viously pressed emergency button. 12. Start the machine's motors using the appropriate switch on the computer console (see 4.2). 13. Open the VCUT program and navigate to the PARAMETERSKNIFE section. Click on the "NEW KNIFE" button to restore the values related to the knife size and consumption (figure 67). NOTICE Failure to confirm the knife change in the VCUT program can lead to inaccuracies in cutting. The knife dimensions entered in the VCUT program must always match the actual knife dimensions. PARAMETERS button KNIFE button Figure 67—setting “new knife ” in the VCUT software 6 — 65
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6.3_ DRILL BIT REPLACEMENT WARNING Always remember to activate the safety devices before proceeding to prevent hazards, person‐ al injuries, or material damage. 1. Raise the cutting head cover using the designated button on the operator panel. 2. Open the drill chuck using the provided key (Fig. 68) and let the drill bit drop downwards. 3. Unscrew the hex screw that secures the guide bushing (Fig. 69). 4. Lift the guide bushing and the drill bit upwards. 5. Insert the new drill bit into the guide bushing. 6. Place the guide bushing and the drill bit into the drill foot. 7. Insert the upper end of the drill bit into the chuck and tighten the chuck with the provided key. 8. Secure the guide bushing to the base of the drill by tightening the securing screw. 9. Lower the cutting head cover. Figure 69—loosening the guide bushing screw Figure 68—drill chuck opening Boccola guida WARNING In the case of a hot drill, before replacing the bit, ensure that it has cooled down properly. 6 — 66
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6.4_ ROLL OF POLYETHYLENE PAPER REPLACEMENT WARNING Always remember to activate the safety devices before proceeding to prevent hazards, person‐ al injuries, or material damage. NOTICE The roll of poly paper must be lifted by two people. 1. Lift the support pole of the poly paper roll (fig. 70) 2. Place the poly paper roll on a flat surface, unscrew and remove the coneshaped stopper on the side opposite the handle (figure 71), slide the roll off the rod, and replace it with a new one. Figure 71cone shaped stopper removal 3. Reposition the rod with the new poly paper roll onto its supports and secure the coneshaped stopper . Figure 70— pole removal 1 2 Lift both sides 6 — 67
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6.5_ KNIFE HOLDER CYLINDER LUBRICATION WARNING Always remember to activate the safety devices before proceeding to prevent hazards, person‐ al injuries, or material damage. Figure 72—knife guide cylinder lubrication 1. Press an emergency button and lift the cutting head cover. 2. Use the provided bottle from the maintenance kit to lubricate the knife guide cylinder at the two slid‐ ing points in contact with the bushings (figure 72). 3. Add a few drops of oil to lubricate the guide cylinder and its bushings. NOTICE Use a mediumlight density oil (kinematic viscosity of about 30 cSt at 40°C). NOTICE Perform this maintenance every 8 hours of machine operation. 6 — 68
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6.6_ CLEANING OF THE KNIFE GUIDE ROLLERS GROUP 1. Press an emergency button and lift the cover of the cutting head. 2. Remove the knife. 3. Close the air of the pneumatic system by operating the valve of the pneumatic control unit (figure 73). 4. Lower the pressor foot (figure 74). 5. Use a cloth or blow with compressed air to clean the knife guide rollers group on the base of the pres‐ sor foot. 6. Blow with compressed air to clean the rollers in the guide sleeve and drop a few drops of lubricating oil inside the guide knife sleeve. Figure 73—valve of the pneumatic control unit Figure 74—Roller guide knife group WARNING Always remember to activate the safety devices before proceeding to prevent hazards, person‐ al injuries, or material damage. NOTICE Perform this maintenance every 8 hours of machine operation. NOTICE Use a mediumlight density oil (kinematic viscosity of about 30 cSt at 40°C). 6 — 69 Figure 76—opening of the inner cover and removal of the filter
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6.7_ CLEANING OF THE SUCTION FILTER WARNING Always remember to activate the safety devices before proceeding to prevent hazards, person‐ al injuries, or material damage. 1. Unscrew the locking screws and open the cover of the suction filter located next to the electrical panel (Fig. 75). 2. Remove the inner cover by unscrewing the central screw, as shown in figure 76a. 3. Remove the filter and clean it by blowing with compressed air (Fig. 76b and 76c). 4. Reassemble the filter, being careful not to damage it. 5. Close the filter container with both the inner and outer covers. Figure 75—position of the suction filter NOTICE Perform this maintenance every 40 hours of machine operation. 6 — 70
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6.8_ CLEANING OF THE SHARPENER ’S GRINDING WHEEL WARNING This procedure must be carried out by activating the rotation of the pneumatic motor of the sharpener: exercise extreme caution and strictly follow the following instructions to prevent personal injury or material damage. 1. Turn off the machine's motors using an emergency button. 2. Remove the knife. 3. Go to the manual controls and press the button on the operator panel as shown in figure 77: the sharpening wheel starts rotating at full speed. WARNING During the rotation of the grinding wheel, be careful not to touch the wheel with your hands! 4. Clean the wheel using the provided chalk from the maintenance kit, as shown in figure 78, paying attention to hand placement. 5. Press the grinding wheel rotation button again to turn off the rotation. Figure 77—turn on/off the rotation of the grinding wheel. NO YES Figure 78a—CORRECT Figure 78b—WRONG NOTICE Perform this maintenance every 40 hours of machine operation. 6 — 71
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6.9_ COMPRESSED AIR CIRCUIT WARNING Always remember to activate the safety devices before proceeding to prevent hazards, person‐ al injuries, or material damage. 1. Periodically check that the air pressure in the pneumatic circuit remains consistently at 7 bar (figure 79). Figure 79—pressure of the pneumatic circuit 2. If the pressure is lower or higher than 7 bar, unlock the adjustment knob by pulling it outward (downward). 3. Increase or decrease the air pressure by rotating the knob clockwise or counterclockwise (figure 80). Figure 80—knob for adjusting the pressure of the pneumatic circuit 4. Push the knob to lock it (upward). 6 — 72
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6.11_ SAFETY DEVICES Periodically check the efficiency of all safety systems (see 4.8SAFETY DEVICES). When a safety device is triggered, the machine's motors must turn off, and the activated emergency indica‐ tor on the computer console should light up.
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6.10_ LUBRICATION OF THE CUTTING HEAD GUIDES WARNING Always remember to activate the safety devices before proceeding to prevent hazards, person‐ al injuries, or material damage. Clean and lubricate the sliding guides of the cutting head with a cloth soaked in oil, as shown in figure 81. If necessary, first remove dust from the guides. Figure 81—lubrification of the guide NOTICE Perform this maintenance every 40 hours of machine operation. 6 — 73
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6.12_ TABLE OF THE REGULAR MAINTENANCE The following table provides a list of procedures to be performedby the operator or qualified personnelin order to maintain the V machine in optimal conditions for an extended period of time. KNIFE HOLDER GROUP SHARPENER GROUP Lubrificate the knife holder cylinder Sharpener ’s wheel cleaning Lubrificate the rod group Sharpener ’s springs and decelerators check Check mechanical play on knife holder Sharpening position check Knife height check Check knife motor driving belt PRESSOR FOOT GROUP X AXIS Clean knife guide rollers assembly Clean and lubricate beam guides Check knife perpendicularity Check machine squaring Clean pressor foot bowl Motor driving belts check Check position of knife intelligent sensors Y AXIS Z AXIS Clean and lubricate cutting head guides Check driving belt and pulley Motor driving belt check Check and clean slip ring Grease cutting head bearings BRISTLES CONVEYOR UNLOADING CONVEYOR Motor chain inspection (clean and grease) Suction filter cleaning Encoder belt check Motor chain inspection (clean and grease) Check for air leakages in suction box Electrical box filters cleaning Bristles cleaning Check balancing system bearings + timing belt 6 — 74
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6.13_ MAINTENANCE NOTICE ON VCUT SOFTWARE In the VCUT software, there is a section that records the actual cutting hours of the machine and compares them with the set maintenance hours. When the time elapsed since the last maintenance exceeds the maximum allowed hours, a warning is displayed inside the blade length box. By opening the "OTHER" section and clicking on the "MAINTENANCE" button, the software displays a table with all the scheduled maintenance items. Expired maintenance tasks are shown with a red indicator. Per‐ form the suggested maintenance and reset the hours by pressing the corresponding reset button for the completed maintenance item. Figure 82—maintenance notice to be performed Figure 83—table of maintenance reminders