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Raytools BT220 Series User Manual
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Raytools BT220 Series User Manual

Raytools BT220 Series User Manual

2kw manual focus laser cutting head
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BT220 SERIES
2kW Manual Focus Laser Cutting Head - User Manual

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Summary of Contents for Raytools BT220 Series

  • Page 1 BT220 SERIES 2kW Manual Focus Laser Cutting Head - User Manual...
  • Page 2 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual Document History Edit date Version Topic, revision, action taken 2023/11/27 V1.0 First edition Thank you for choosing our product! This manual describes the installation and commissioning of laser cutting head in details so that you can use this product quickly.
  • Page 3 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual Disclaimer ▪ We reserve the right to change the design in order to improve the quality or expand the application or comply to manufacturing workmanship. ▪ We will not bear any responsibility for losses and accidents caused by wrong operation or improper handling of our products.
  • Page 4 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual Safety Instructions Prevent Electric Shock ▪ Parts of the laser head such as nozzle, sensor, sensor interface and attached fasteners may not be fully protected by the ground wire due to function fault. These parts may have low voltage. When installing electrical equipment, please pay attention to taking anti electric shock measures for relevant personnel.
  • Page 5 BT220 SERIES 2kW Manual Focus Smart Laser Cutting Head-User Manual Contents Product Summary .......................... 1 1.1 Structure (with QBH Interface) ...................... 1 1.2 Feature ............................2 1.3 Technical Datasheet ........................2 1.4 Mechanical Size ..........................3 1.5 Physical Interface ........................... 6 Mechanical Installation ........................
  • Page 6 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 1 Product Summary 1.1 Structure (with QBH Interface) 1 Fiber Interface 6 &7 & 8 Water Cooling Interface ( 6) 2 Top Cover Glass Assy 9 Cutting Gas Interface ( 8)
  • Page 7 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 1.2 Feature Light and small ▪ Various mounting ways such as screw mounting and dovetail mounting. ▪ Multiple applications including flat cutting, 3D cutting, etc. ▪ Manual adjustment of focus position, convenient to operate ▪...
  • Page 8 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 1.4 Mechanical Size 1.4.1 Flat Cutting Optical Configuration (fC: fF) 75:100 75:125 100:100 100:125 V1.0 Raytools AG © Copyright 3 |23 www.raytools.ch...
  • Page 9 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 1.4.2 3D Cutting without ceramic body Optical Configuration (fC: fF) 75:150 100:150 V1.0 Raytools AG © Copyright 4 |23 www.raytools.ch...
  • Page 10 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual with ceramic body Optical Configuration (fC: fF): 100:150 V1.0 Raytools AG © Copyright 5 |23 www.raytools.ch...
  • Page 11 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 1.5 Physical Interface No. 1 Cooling water (⌀6) No. 4 Cutting gas (⌀8) Preamplifier Interface (SMB) No. 2 Cooling water (⌀6) No. 5 No. 3 Cooling water (⌀6) V1.0 Raytools AG © Copyright 6 |23 www.raytools.ch...
  • Page 12 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 2 Mechanical Installation 2.1 Fiber Insertion WARNING: The optical components must be dust free and all dusts must be cleaned before use. The fiber shall be horizontally inserted into fiber interface to prevent dust from entering the interface and falling on the surface of the lens.
  • Page 13 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 2.2 Mounting of Laser Cutting Head The mounting of laser cutting head to machine tool is shown as below. Customers are advised to Install the laser head perpendicular to the bed surface as requested and make sure the laser head is locked, which is one of the premises to ensure the stable cutting.
  • Page 14 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 2.3 Earthing of Laser Cutting Head Earthing The shaking or vibration of cutting head due to incorrect earthing could cause damage to sensor mechanism and machine. V1.0 Raytools AG © Copyright 9 |23 www.raytools.ch...
  • Page 15 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 2.4 Inspection of Top Cover Glass (1 Installation/Replacement of Fiber) Maintenance or Repair shall be implemented at dust free workstation. ▪ Loose bolts (item 1) and pull out the glass holder until you see the complete cover glass.
  • Page 16 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 2.5 Connection of Cooling Water and Assist Gas 2.5.1 Connection of Cutting Gas The impurity in cutting gas such as hydrocarbon and steam will damage the lens and cause cutting power fluctuation as well as inconsistencies between the sections of the work piece.
  • Page 17 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 2.5.2 Connection of Cooling Water It is important to note that when the laser power is greater than 500W, it is recommended to use water cooling. The recommended water flow is suggested below.
  • Page 18 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 3 Beam Alignment and Zero Focus Correction 3.1 Beam Alignment Cutting quality in a great extent depends on whether the lens is in the middle. If the lens is not in the middle, the laser beam may contact with nozzle or inner wall to produce high temperature deformation.
  • Page 19 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 3.2 Zero Focus Correction Loosen the screw (item 2), rotate the dial by turning the hole (item 1) with a hexagonal wrench, the scale points to the corresponding position (i.e. the vertical offset of the focus), then tighten the screw (item 2).
  • Page 20 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 4 Maintenance 4.1 Cleaning Lens It’s necessary to maintain lenses regularly because of the characteristic of laser cutting process. Cleaning to the cover glass once a week is recommended. The collimating lenses and focusing lenses are recommended to be cleaned once every 2~3 months.
  • Page 21 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 4.2 Removal and Installation of Lenses The whole process needs to be completed in a dust free room. Wear dust-proof gloves or fingertips when removing or installing the lenses. 4.2.1 Removal and Installation of Bottom Cover Glass/Protection Glass The cover glass is wearing part which needs to be replaced once it is damaged.
  • Page 22 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 4.2.2 Removal and Installation of Focus Lens ▪ Clean all dusts on the laser head surface. ▪ Loose the bolts (A) as above to remove the cover (B) and loose the bolts (C) to remove the assembly (D)/ Loose the bolts (A’/A’’) to remove the assembly (D’/D’’) for 3D cutting head.
  • Page 23 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 4.2.3 Removal and Installation of Collimation Lens ▪ Remove the laser head and move to a dust free room. Clean all dusts on the laser head surface. ▪ Loose the 4 bolts (A) as above to pull out fiber interface assembly (B).
  • Page 24 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 4.3 Replace Ceramic Body and Nozzle 4.3.1 Flat TRA Assy The nozzle is required to be replaced if it gets crash or damaged by laser beam. The dirt on ceramic body is required to be cleaned or to replace the ceramic body if it gets crash.
  • Page 25 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 4.3.2 3D TRA Assy Without ceramic body The nozzle is required to be replaced if it gets crash or damaged by laser beam. The dirt on ceramic body is required to be cleaned or to replace the ceramic body if it gets crash.
  • Page 26 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual 4.3.3 3D TRA Assy With ceramic body The nozzle is required to be replaced if it gets crash or damaged by laser beam. The dirt on ceramic body is required to be cleaned or to replace the ceramic body if it gets crash.
  • Page 27 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual Consumables Name Technical Data Material Code Fiber Interface 211FIA3003 Biconvex Spherical Lens D28-F100A 3250010293 Meniscus Spherical Lens D28-F100B 3250010294 Lens Biconvex Spherical Lens D28-F125A 3250010295 Meniscus Spherical Lens D28-F125B 3250010296 D24.9x1.5-4K,1064nm...
  • Page 28 BT220 SERIES 2kW Manual Focus Laser Cutting Head-User Manual Name Technical Data Material Code 3D Single Layer M8-Φ4.0 120GJT0140 Nozzle 3D Single Layer M8-Φ5.0 120GJT0150 120515093A Ceramic Body 120515092A V1.0 Raytools AG © Copyright 23 |23 www.raytools.ch...
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