Gravotech M20 V3 Series Operating And Maintenance Manual
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Gravotech M20 V3 Series Operating And Maintenance Manual

Electronic engraving machine
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OPERATING AND MAINTENANCE MANUAL
M 2 0 S E R I E S V 3
M20 / M20 PIX / M20 JEWEL
Electronic engraving machine

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Summary of Contents for Gravotech M20 V3 Series

  • Page 1 OPERATING AND MAINTENANCE MANUAL M 2 0 S E R I E S V 3 M20 / M20 PIX / M20 JEWEL Electronic engraving machine...

  • Page 2: Table Of Contents

    Table of contents A. Foreword ..............................5 1. Appreciation ............................5 2. Information ............................5 B. Legal notices ............................6 C. Regulation observance ...........................7 D. Description of symbols used .........................8 1. Shared labels ............................8 2. Required safety labels ........................... 8 E. Introduction .............................9 1.
  • Page 3 3. M20 JEWEL: Front view of the machine ..................... 22 „ Engraving table ..........................22 „ Tool holder ............................23 4. Side view of the machine ........................24 5. Control panel ............................24 „ Indicator light function ........................26 Recommendations for installation ...................... 27 1.
  • Page 4 L. Adaptable accessories .........................50 1. M20Pix: Assembly ..........................50 2. M20 JEWEL: ring engraving (Built-in system mounted in factory) ............52 „ Engraving tool(s): Rest position --> Engraving position on a ring ............52 „ Choose appropriate jaws: Ring(s) ..................... 53 „...

  • Page 5: Foreword

    A. Foreword 1. Appreciation Thank you for choosing M20 series V3 - Gravotech. Gravotech is pleased to count you among the users of its engraving and traceability solutions. For help, contact Gravotech. For more information on products, visit www.gravotech.com website. 2. Information To ensure security and productivity, read this manual before starting-up the equipment.

  • Page 6: Legal Notices

    User. Gravotech shall not be liable for any damages, that the User or its property, a third party or the Product itself may suffer, caused by the Product and arising from any inappropriate use or misuse of the Product, negligence, carelessness, inadequate supervision or maintenance, failure to observe the safety or usage instructions described herein or otherwise communicated to the User, the use of poor- quality or non-recommended lubricants, fluids and additives or where there is fault on the part of the User or a third party. As provided in...

  • Page 7: Regulation Observance

    C. Regulation observance Last updated: 06/2021 EC declaration of conformity or declaration of incorporation supplied with the machinery Type of machine Directives - Standards Dot peen marking: Machine - Low voltage: 2014/35/EU Impact p, Impact eZ p, Impact m, Impact eZ m - EMC: 2014/30/EU - RoHS 2: 2011/65/EU Scribing marking: Machine M10, M10 Jewel...

  • Page 8: Description Of Symbols Used

    D. Description of symbols used Last updated: 06/2020 1. Shared labels Refer to instructions manual/booklet. Fuse Alternating current Direct current The equipment must be disposed of at an appropriate collection point for processing, sorting, and recycling of Waste Electronic and Electrical Equipment (WEEE). European conformity By following these instructions, you are helping the environment, contributing...

  • Page 9: Introduction

    The M20 series V3 machines are electronic engraving machines. • They are provided with a keypad for controlling the machine. • The files to be engraved are transferred from the software to the engraving machine. • Engraving is performed by the tool holder assembly. 2. Identification of the marking equipment The marking equipment is identified by: • 1 identification plate on the side (left) Have the model and serial number of the equipment available when contacting Gravotech. Identification plate M_M20 series V3_EN_C...

  • Page 10: Unpacking

    1. Unpacking 1. Remove the accessories package, protective wrappers and cardboard box. 2. Remove the machine from the packaging. 3. Check that nothing is missing from the parcel. If anything is missing, contact Gravotech. Keep the packaging in order to move the machine safely. This packaging is designed to protect the machine during shipping (return for repair...).

  • Page 11: X84; M20 Cube

    Unpacking Handles Remove the cardboard. Remove the machine from the packaging. Strap(s) „ M20 Cube Protective panel(s) Protective cover M_M20 series V3_EN_C...

  • Page 12: Package Contents

    Unpacking 2. Package contents „ For all machines M20 PIX M20 JEWEL DVD containing the instruction manual (or USB key) Power cable Machine power supply unit (24 V - 100 W) USB cord „ M20 / M20 PIX Jig(s) (100 mm (3.937 in)) M_M20 series V3_EN_C...

  • Page 13: X84; M20 Jewel

    Unpacking „ M20 JEWEL Jewelry jigs Chain protection tray - bracelets Machine-mounted aluminum jaws (x3) 3. Toolbox: Content „ M20 Driver (2 mm (0.079 in)) Brush Allen key (1.5 mm (0.059 in)) Allen key (2.5 mm (0.098 in)) Allen key (3 mm (0.118 in)) • Twin Cut: Tool holder Anvil Tools (x2) Washer for centering the (Ref.

  • Page 14: X84; M20 Jewel

    Unpacking „ M20 JEWEL Driver (2 mm (0.079 in)) Brush Allen key (1.5 mm (0.059 in)) Allen key (2.5 mm (0.098 in)) Allen key (3 mm (0.118 in)) • Twin Cut: Tool holder Anvil Tools (x2) Washer for centering the (Ref. 48610 / Soft Metal A diode zero point = 0.5) Ejector Centering washer(s) Reference ring(s) (x7) Allen key (4 mm (0.157 in)) Plastic jigs (90 mm (3.543 in)) Plastic jaws (x3) + Mounting screw(s) (x3)

  • Page 15: X84; M20 Pix

    Unpacking „ M20 PIX Driver (2 mm (0.079 in)) Brush Allen key (1.5 mm (0.059 in)) Allen key (2.5 mm (0.098 in)) Allen key (3 mm (0.118 in)) Washer for centering the diode zero point Centering washer(s) M_M20 series V3_EN_C...

  • Page 16: Safety

    The machine is designed for light engraving only and under no circumstances should it be used for other applications. • Do not use this machine for routing or intensive cutting operations. • Do not use this marking equipment in an explosive environment. • Never hold the materials for engraving in hands. Use only Gravotech clamping systems designed for the machine. • During engraving operations, use this machine with a (regulating or suction) nose in order to prevent flying swarf. • Do not start engraving without first ensuring that the object to be engraved is securely clamped.

  • Page 17: X84; Handling The Machine

    Do not place any object on the machine other than the object to be engraved. • Use the machine with Gravotech tools only. • This machine is designed for a single user only. Do not allow its operation by multiple users at the same time.

  • Page 18: Description Of The Machine

    H. Description of the machine 1. M20: Front view of the machine „ Engraving table Spindle pressure adjustment button (4 positions) Tool holder assembly Jig(s) Vice Jaw opening and closing adjustment knob Frame Control panel (9-key flexible keypad) On / Off switch M_M20 series V3_EN_C...

  • Page 19: X84; Tool Holder

    Description of the machine „ Tool holder Tool holder Cutter button(s) Laser diode Index pin Scaled knob Nose nut Depth regulating nose Marking area lighting Engraving tool(s) (Cutter(s)) M_M20 series V3_EN_C...

  • Page 20: M20 Pix: Front View Of The Machine

    Description of the machine 2. M20 PIX: Front view of the machine „ Engraving table Spindle pressure adjustment button (4 positions) Tool holder assembly Jig(s) Vice Jaw opening and closing adjustment knob Frame Control panel (9-key flexible keypad) On / Off switch M_M20 series V3_EN_C...

  • Page 21: X84; Tool Holder

    Description of the machine „ Tool holder Laser diode Marking area lighting Tool holder Diamond point M_M20 series V3_EN_C...

  • Page 22: M20 Jewel: Front View Of The Machine

    Description of the machine 3. M20 JEWEL: Front view of the machine „ Engraving table Spindle pressure adjustment button (4 positions) Tool holder assembly Frame Jewelry jigs Chain protection tray - bracelets Diamond holder Chuck with 3 multifunctional jaws in aluminum On / Off switch Jewelry vice 10. Jaw opening and closing adjustment knob 11.

  • Page 23: X84; Tool Holder

    Description of the machine „ Tool holder Tool holder Cutter button(s) Laser diode Marking area lighting Index pin Scaled knob Diamond holder shaft mount locking button Diamond holder Diamond point M_M20 series V3_EN_C...

  • Page 24: Side View Of The Machine

    Description of the machine 4. Side view of the machine On / Off switch Standard input/output link Power inlet / outlet Port: USB 5. Control panel Start Engraving start Pause Marking suspended "Check" key Activation/deactivation of Z axis travel Joystick Head movement (X, Y, Z) Shift M_M20 series V3_EN_C...
  • Page 25 Description of the machine Movement: X+ Y- Movement: X+ Y+ Movement: X- Y- Movement: X- Y+ Continuous cycle Continuous cycle - end-of-travel return Adjustment: X-Y Origin Adjustment: Automatic ZRef. Clearance position: X=50, Y=0 Return to origin Automatic ZRef. Rotation of the spindle (On/Off) (function not available for the M20 PIX machine) Positioning pointer (On/Off) Red pointer Safe movement: ON (Press simultaneously on the keys)

  • Page 26: X84; Indicator Light Function

    Description of the machine Safe movement: OFF (Press simultaneously on the keys) Light On/Off „ Indicator light function Indicator light on = Machine powered on Indicator light on = Travel of the Z axis M_M20 series V3_EN_C...

  • Page 27: Recommendations For Installation

    I. Recommendations for installation Turn off the machine before any intervention (put the On/Off switch in the "O" (Off) position). 1. Physical installation • Only trained personnel aware of the risks posed by the machine are authorized to integrate, start and use it (training tool: operating and maintenance manual) • Place the machine on a horizontal, stable and clean surface that can support 100 kg (220.462 lb) or more. • Place the machine in a clean, ventilated environment. • Ambient light is enough to light the equipment properly. • Arrange the work surface for rapid and easy access to each external part of the machine and, if necessary, to the main machine stop button.

  • Page 28: Electrical Installation

    (exposure to full sun, heating etc.) sudden changes in temperature dust (extraction duct) spillages of liquids onto the electrical unit, cables and connections, and all other parts of the machine; except in situations recommended by Gravotech (lubrication) vibrations electrical/electronic radiation 2. Electrical installation The connection to the single phase power supply is made with a standard, 3 pin plug with grounding. Grounding must be done according to the regulations in effect to...

  • Page 29: X84; Electromagnetic Compatibility

    Check that devices in the vicinity of the machine meet the standards for electromagnetic interference. Read the technical data sheet for each device. If they are non-compliant, move them as far away from the machine as possible. • Use the Gravotech accessories. Always switch the machine off before connecting or disconnecting a cable or optional accessory. „ Electromagnetic compatibility...

  • Page 30: Connections - Installation

    To cut off the power to the machine if there is a serious problem, unplug the power cable or operate the On/Off switch (On / Off switch). 2. Machine / PC connection The machine installation and usage procedure is based on a PC-type computer running Windows®. For help, contact Gravotech. 1. Switch off the PC and the machine. „ USB connection 1. Connect the USB cable to the machine's USB port.

  • Page 31: Installation

    Connections - Installation 3. Installation „ Switching on the machine 1. Machine: Place the switch in the "I" position (On). The machine emits an audible signal. The power LED lights up. Leave the machine powered on, even if it is only going to be used at intervals. „ Power down 1.

  • Page 32: Using The Machine

    K. Using the machine 1. Quick start guide „ Mounting the cutter on the tool holder (function not available for the M20 PIX machine) Because the tool is sharp, use personal protective equipment when handling it. Tool holder Screw: Cutter button(s) Cutter button(s) Standard spindle 1.
  • Page 33 Using the machine 2. Unscrew the upper screw (Cutter button(s)). 3. Insert the cutter into the spindle (See: Engraving with a regulating nose (Function not available for the M20 PIX machine)) • 4. Tighten the upper screw of the cutter button in order to immobilize it, using the following wrench: - Driver (1.5 mm (0.059 in))

  • Page 34: Introduction To Marking

    Z clearance: 2 mm (0.079 in); Automatic Zref „ Positioning the object to be engraved 1. Choose the jigs according to the length of the object to be engraved. Consult a Gravotech retailer to find out about the various jigs available. The length of the object to be engraved must never exceed that of the jigs:...
  • Page 35 Using the machine M20 JEWEL: Choose jewelry jigs or plastic jigs according to the object to be engraved and the length of the plate. Jewelry jigs Plastic jigs 2. Choose the appropriate side of the jig according to the object to be engraved or the thickness of the plate.

  • Page 36: X84; Start-Up Engraving (Diamond Engraving)

    Using the machine 3. Center the object in the vice. 4. Using the tightening knob, clamp the object so as to immobilize it during engraving. Correct clamping helps to reduce the noise of the machine and to minimize vibration during engraving. Check that the object is clamped such that it cannot be ejected during engraving.

  • Page 37: Advanced Settings

    Using the machine 3. Advanced settings „ Point & Shoot • Marking area: Dimensions - Positioning 1. Select the Point & Shoot function in the Gravostyle / ABC program. The pointer lights up. X-Y movement "Check" key 2. Move the red pointer on the machine to the location indicated, using the arrow keys (joystick) on the machine: top left corner.

  • Page 38: X84; Adjustment On The Tool Holder (Flat Engraving)

    Using the machine „ Adjustment on the tool holder (flat engraving) • Spindle pressure adjustment Position 4 Position 2 Spindle pressure adjustment button Adjust the spindle pressure with the button (Position 1: Flexible spindle / Position 4: Rigid spindle - carriage Z locked). The automatic ZRef does not operate in position 4. M_M20 series V3_EN_C...
  • Page 39 Using the machine • To engrave a photograph, set the spindle pressure adjustment button to the 2 position. 1. Turn the adjustment button x 1/4 (1/4 revolution - Counter-clockwise). 3. Turn the adjustment button (1/4 revolution - 2. Move the button on to the next position Clockwise).
  • Page 40 Using the machine • Engraving with a regulating nose (Function not available for the M20 PIX machine) For engraving with a nose, adjustment is carried out according to the hardness of the material, the width of the cutter and the state of the surface of the plate. If there is any risk that the nose might scratch the surface of the object, reduce the spindle pressure. Index pin Scaled knob 1.
  • Page 41 Using the machine 7. Adjusting the engraving depth (Function not available for the M20 PIX machine) - Turn the scaled knob a few notches to the right to obtain the desired engraving depth. 1 division = 0.025 mm (0.001 in) The number of notches depends on the engraving depth and the material: Material to be engraved Type of cutter Depth Number of notches...

  • Page 42: X84; Setting The Origin Of The Tool Carrier: M20 / M20 Jewel

    Using the machine • Engraving: no nose - Manual Z 1. Configuration - Select: Zref: None. - Adjusting the engraving depth - From the program, transfer the composition to the machine. 2. Position the tool carrier above the object (by pressing keys on the machine keyboard). 3.

  • Page 43: X84; Positioning A Ring On The Chuck

    Using the machine „ Positioning a ring on the chuck Always remove the vice before changing to ring engraving mode. Always raise the diamond holder to the raised position before changing to flat engraving mode. 1. Unscrew the locking buttons. 2. Remove the vice. M_M20 series V3_EN_C...
  • Page 44 Using the machine 3. Locate the mid-point of the length of the text to be engraved on the ring. Inside engraving Outside engraving Internal diameter Mid-point of the length of the text External diameter 4. Place the ring in position such that the mid-point of the engraving area is aligned with the positioning aid arrow: - down for inside engraving - up for outside engraving...
  • Page 45 Using the machine Inside engraving Outside engraving Positioning aid arrow Jaws Chuck Mid-point of the length of the text 5. Using the chuck clamping ring, clamp the wedding ring so as to immobilize it during engraving. Correct clamping helps to reduce the noise of the machine and to minimize vibration during engraving. M_M20 series V3_EN_C...

  • Page 46: X84; Adjustment On The Tool Holder (Ring Engraving)

    Using the machine „ Adjustment on the tool holder (ring engraving) 1. Adjust the spindle pressure with the button (Position 1). High position Low position Flat engraving position Engraving position on a ring Diamond holder shaft mount locking button Index Diamond holder Diamond point 2. Loosen the shaft mount locking knob while holding the diamond holder. 3.

  • Page 47: X84; Using The Program

    Using the machine „ Using the program 1. Select outside or inside engraving. 2. Indicate the diameter and width of the reference ring according to the desired marking. 3. Choose a depth of between 0 and 0.5 mm (0.020 in) according to the desired pressure. 4.

  • Page 48: X84; Using The Plc Function (User Standard Inputs/Outputs)

    Using the machine „ Using the PLC function (User standard inputs/outputs) Before making any "user standard input/output" connections, check that the electrical and electronic characteristics of the different inputs and outputs are respected. Incorrect connection could permanently damage the machine electronics. Using the PLC function means that it is not just a matter of considering the machine on its own in order to ensure operator safety.
  • Page 49 Using the machine • The inputs can activate various functions according to their configuration: Function Description Start marking Pause Return to origin (0,0) • The outputs can be activated according to their configuration: Function Description Spindle in operation Machine paused Machine at the origin (0,0) Tool in the lowered position (in the material) Spindle stopped Example: OUT1 = 2: The 1 (Pin 1) output is activated when the machine is paused. IN2 = 3: The machine returns to the origin when the input 2 (Pin 14) receives a pulse.

  • Page 50: Adaptable Accessories

    L. Adaptable accessories 1. M20Pix: Assembly 1. Unscrew the screws (x2) 3. Disconnect: Machine connection / Standard 2. Remove the protection cap. spindle M_M20 series V3_EN_C...
  • Page 51 Adaptable accessories 4. Remove the tool. 5. Insert the diamond holder into the tool holder. 6. Replace in the reverse order. M_M20 series V3_EN_C...

  • Page 52: M20 Jewel: Ring Engraving (Built-In System Mounted In Factory)

    Adaptable accessories 2. M20 JEWEL: ring engraving (Built-in system mounted in factory) The cylinder attachment is an accessory designed to clamp objects that are cylindrical or conical in shape (Outside engraving - Inside engraving) „ Engraving tool(s): Rest position --> Engraving position on a ring 1.

  • Page 53: X84; Choose Appropriate Jaws: Ring(S)

    Adaptable accessories „ Choose appropriate jaws: Ring(s) • Jaws: - Inside engraving: Width (Maximum) = 9 mm (0.354 in) Internal diameter = 12.5 mm (0.492 in) - 24 mm (0.945 in) - Outside engraving: Width (Maximum) = 18 mm (0.709 in) Internal diameter = 12.5 mm (0.492 in) - 27 mm (1.063 in) Support ring Sleeve...
  • Page 54 Adaptable accessories • Adjustable jaw (optional): It is possible to use an adjustable jaw with plastic jaws. Allows the clamping of stone or signet rings for inside engraving. Adjustable jaw (optional) Mounting screw(s) • To use the adjustable jaw, selection the manual ZRef. mode. •...

  • Page 55: X84; Cutting Out Kit (Optional)

    Adaptable accessories „ Cutting out kit (optional) Allows you to cut thin metal plates. Mounts directly on the vice. Clamp the plate and check that it is firmly held in place. Delivered with 3 non-slip martyr plates. Holds the cutting plate in place. Protects the cutting table. Cut between 0.05 mm (0.002 in) and 0.1 mm (0.004 in) deeper than the plate to ensure that the plate is cut properly.

  • Page 56: M20 Pen (Optional): Positioning A Pen On The Pen Attachment

    Adaptable accessories 3. M20 PEN (optional): Positioning a pen on the pen attachment „ Installation: Pen attachment tailstock 1. Positioning at the clearance position: (X = 50) 2. Install the tailstock and the slider. 3. Start the screws (without tightening). M_M20 series V3_EN_C...
  • Page 57 Adaptable accessories 4. Move the tool to a distance of 2 mm (0.079 in) 5. Move the tool along the X axis. from the object. Tool trajectory Generator axis (Pen) 7. Tighten the screws (x2) (Allen key). 6. Move the tailstock such that the generator axis and the tool trajectory are superimposed.

  • Page 58: X84; Use

    Adaptable accessories „ Use Always remove the jigs and open the vice to the fullest extent before changing to pen attachment mode. Check that the object is clamped such that it cannot be ejected during engraving. Check that the locking button and the thumb wheel are firmly securing the object before starting work.
  • Page 59 Adaptable accessories Tailstock Thumbwheel Locking screw 3. Hold the object horizontally and slide the tailstock by pressing the locking button. Engage the object such that it is held securely by the cone or the tailstock. 4. Lock the tailstock mount by releasing the locking button. 5. Adjust the clamping with the thumb wheel if necessary. 6.

  • Page 60: M20 Cube

    Adaptable accessories 4. M20 Cube The machine may be equipped with an additional enclosure. A safety option can be activated when the cover is raised. „ Description Door: To change tools Door: Loading Plug Safety (Door) Rear Right side of the machine Left side view of the machine Tool manipulation (Remove the tool / Repositioning the tool) M_M20 series V3_EN_C...

  • Page 61: X84; Preparation: Machine M20

    Adaptable accessories „ Preparation: machine M20 1. Remove the vice. 2. Unscrew the screws (x3) 4. Adapter - Mounting bracket (Tablet): Start the 3. Remove the casing. 3 screws. 5. Press down the pre-cut area. 6. Marking area lighting: Remove the connector. M_M20 series V3_EN_C...
  • Page 62 Adaptable accessories 7. Replace the casing. 8. Start the 3 screws. 10. Remove the corner covers (x4). 9. Unscrew the screws (x4). M_M20 series V3_EN_C...

  • Page 63: X84; Cube Kit

    Adaptable accessories „ Cube kit The kit comprises: Washer (x8) M4 screw (x 10) + Allen key 2.5 mm (0.098 in) Post(s) (A, B, C, D) Protective cover Mounting bracket (Tablet) Protective panel(s) (Right) Door Protective panel(s) (Back) Protective panel(s) (Left) Protective panel(s) (left): Circle M_M20 series V3_EN_C...

  • Page 64: X84; Fitting The Posts

    Adaptable accessories „ Fitting the posts 1. Assembly: Mounting bracket (Tablet) Start the 2 screws M4 (without tightening). 2. Post(s) (A, B, C, D): Start the 2 screws M4. M4 screw (x 2) Washer (x2) M_M20 series V3_EN_C...

  • Page 65: X84; Assembly: Upper Casing Assembly - Post(S)

    Adaptable accessories „ Assembly: Upper casing assembly - Post(s) Locating device(s) Clip(s) 1. Plug in connectors together. 2. Clip on the protective cover M_M20 series V3_EN_C...

  • Page 66: X84; Assembling The Panels

    Adaptable accessories „ Assembling the panels 1. Open the front door. 2. Insert the panel into the grooves. 4. At the center: Press on the panel until it snaps 3. At the top, at the center: Press on the panel into place correctly (from the inside towards until it snaps into place correctly (from the the outside of the machine). outside towards the inside of the machine).

  • Page 67: X84; Locking The Mounting Bracket (Tablet)

    Adaptable accessories „ Locking the mounting bracket (Tablet) 2. Replace the protective cap(s). 1. Tighten the screw(s). „ Assembly: Chip collector This system vacuums chips from the marking area. Panel with no suction system Opening for the suction hose M_M20 series V3_EN_C...

  • Page 68: X84; Security Mode

    Adaptable accessories Bottom view Screw Stop Vacuum nose Install the suction nose of the suction hose on the machine spindle. Install the end stop. Start the screws. Fit the vacuum hose. „ Security mode The machine is in mode: Non-safe movement (by default). •...
  • Page 69 Adaptable accessories • Security mode: Activated Cover closed: There is no safe movement speed. Cover open: Movements are executed at a safe speed (Speed (X, Y, Z): 5 mm (0.197 in)/s). - Engraving does not start if the cover is open. The following message is displayed: "Cover open ". The machine emits an audible signal (x3). The light flashes. - Opening the cover during engraving causes a pause. - The machine waits on standby when the cover is open.

  • Page 70: Preventive Maintenance

    No internal parts of the machine require user intervention. Routine maintenance only involves external cleaning of the engraving area. To clean other parts of the machine, call a Gravotech technician. 2. Adjusting the machine The center of the engraving area of the machine must be aligned with the clamping system.

  • Page 71: X84; Xy Setting Of The Machine With Vice

    Preventive maintenance „ XY setting of the machine with vice To set the XY zero point, use 2 centering washers (Supplied with the machine). Centering washer(s) Zero point Washer for centering the diode zero point 1. Switch on the machine. 2.
  • Page 72 Preventive maintenance Zero point axis Control panel Up - Down arrows Left arrow - Right arrow 5. Remove the tool from the spindle once the adjustment is complete. 6. Store the position of the XY zero point by pressing the "Check" key for 3 seconds. The machine emits an audible signal. The tool holder moves to the center of the vice in order to set the zero point of the diode. It must match the zero point hole in the centering washer.

  • Page 73: X84; Adjustment: Automatic Zref

    Preventive maintenance „ Adjustment: Automatic ZRef 1. Switch on the machine. 2. Use the spindle with a nose, without a cutter and without pressure (Position 1) or use the spindle with the diamond tip. M20 PIX: Use the spindle with the diamond tip. 3.
  • Page 74 Preventive maintenance Outside engraving External diameter Width Reference ring(s) 2. Switch on the machine. 3. Execute a composition in the engraving software, indicating the parameters of the reference ring. Select outside or inside engraving. Indicate the diameter and width of the reference ring according to the desired marking.
  • Page 75 Preventive maintenance Outside engraving Inside engraving The zero point must be located at the mid-point of the width along X of the reference ring (6 mm (0.236 in)): - Engrave O with a height of 4 mm (0.157 in) on the ring with the diamond tip. - Visually check that the margin above and below the engraved "O" is the same (1 mm (0.039 in)). If not, move the diamond tip along the X axis with the keys: Left arrow - Right arrow.
  • Page 76 Preventive maintenance • Adjusting the machine in Z 1. Execute a composition in the engraving software, indicating the parameters of the reference ring. 2. Transfer the composition to the machine from the program. 3. Press simultaneously on the 2 keys: Pause + Z. The diamond holder moves to the zero point. 4.
  • Page 77 Preventive maintenance • Removal and mounting of the chuck The chuck should always be removed for flat engraving of an object of more than 85 mm (3.346 in) along Y. Otherwise, there is a risk that the tool holder might strike the jaws or the chuck. Center screw Chuck Allen key (4 mm (0.157 in)) Dowel Removing the chuck: 1. Loosen and remove the center screw of the chuck with the wrench. If necessary, open the jaws with the chuck clamping ring.

  • Page 78: Marking Assistance

    The light is not lighting up. - Press simultaneously on the keys: Shift + Up arrow. If the machine emits a long beep followed by a short beep and there is no movement, call a Gravotech technician. If the problem persists, contact the reseller. M_M20 series V3_EN_C...

  • Page 79: Technical Specifications

    O. Technical specifications 1. Physical characteristics M20 - M20 PIX M20 JEWEL M20 PEN Dimensions (L x w x h): Machine Net weight: Machine 11.9 kg (26.235 lb) 13.5 kg (29.762 lb) (no accessories) Dimensions (L x D x H): with 480 mm (18.898 in) x 500 mm (19.685 in) x 600 mm (23.622 in) packaging Weight: with packaging 17.6 kg (38.801 lb) 19.2 kg (42.329 lb) Engraving area 100 mm (3.937 in) x 100 mm (3.937 in) / 120 mm (4.724 in) x 100 mm (3.937 in) (useful surface area) (Maximum)
  • Page 80 Technical specifications M20 - M20 PIX M20 JEWEL M20 PEN Clearance under spindle Z (Maximum) 40 mm (1.575 in) - 100 mm (3.937 in) Surface flatness < 0.1 mm (0.004 in) (Vice) M20 CUBE Dimensions (L x w x h): Machine Net weight: Machine 15 kg (33.069 lb) (no accessories) Dimensions (L x D x H): with 480 mm (18.898 in) x 500 mm (19.685 in) x 600 mm (23.622 in) packaging Weight: with packaging 20.7 kg (45.636 lb)
  • Page 81 Technical specifications M20 CUBE Travel distance Z 30 mm (1.181 in) Clearance under spindle Z (Maximum) 40 mm (1.575 in) - 100 mm (3.937 in) < 0.1 mm (0.004 in) (Vice) Surface flatness Diameter Pen / Cup Minimum Depth regulating nose: standard nose Scaled knob fully tightened Maximum Minimum Depth regulating nose: 3.3 mm (0.130 in) Scaled knob fully tightened Maximum Minimum Depth regulating nose: diamond point - fixed...

  • Page 82: Engraving Characteristics

    Type of spindle(s) Tool holder: Fixed brushless motor Diameter (tool) 4.36 mm (0.172 in) 3.17 mm (0.125 in) Speed of rotation (Maximum) 19200 rpm Power 25 W Compatible with all the depth regulating noses Depth regulating nose Gravotech M_M20 series V3_EN_C...

  • Page 83: X84; Movement Speed

    Technical specifications „ Movement speed Axis For all machines Movement speed: No load (Maximum) 40 mm (1.575 in)/s 40 mm (1.575 in)/s Movement speed: Engraving (Maximum) 40 mm (1.575 in)/s 40 mm (1.575 in)/s Movement speed: Diamond engraving 40 mm (1.575 in)/s (Maximum) 40 mm (1.575 in)/s Acceleration: Engraving (Maximum) 1000 mm (39.370 in)/s² 1000 mm (39.370 in)/s²...

  • Page 84: Noise Emission Of The Machine (Iso 11201 Standard)

    Technical specifications Diameter 1: for exterior clamping Diameter 2: for interior clamping 3. Noise emission of the machine (ISO 11201 standard) - when awaiting engraving 51 dB (A) +/- 1 - during nominal engraving 69 dB (A) +/- 2 peak - peak at rated engraving <...

  • Page 85: Point & Shoot

    Technical specifications 6. Point & Shoot Type Laser diode Wavelength 630 - 680 nm Power 1 mW (Maximum) Class Class 2 7. Connection(s) Connection to computer USB - 1.1 Input/output link Sub-D 15 (Female) Control panel Tactile dome membrane Number of keys Screen 8.

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