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Raytools BS04K Series User Manual
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Raytools BS04K Series User Manual

Raytools BS04K Series User Manual

4kw auto-focus smart laser cutting head
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BS04K SERIES
4kW Auto-Focus Smart Laser Cutting Head - User Manual

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Summary of Contents for Raytools BS04K Series

  • Page 1 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head - User Manual...
  • Page 2 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual Document History Edit date Version Topic, revision, action taken 2023/3/24 V1.0 First edition 1. PC based monitoring software. 2023/8/7 V2.0 2. Auto focus range modification 3. I/O definition modification 2023/11/28 V3.0...
  • Page 3 BS04K SERIES 4kW Auto-Focus Smart 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 BS04K SERIES 4kW Auto-Focus Smart 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 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual Contents 1 Product Summary ........................1 1.1 Structure (with QBH Interface) ..................... 1 1.2 Function ..........................2 1.3 LED ............................2 1.4 Technical Datasheet ......................4 1.5 Mechanical Size ........................5 1.6 Physical Interface ........................
  • Page 6 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 1 Product Summary 1.1 Structure (with QBH Interface) 1 Fiber Interface (QBH) 8 Preamplifier Interface 2 Top Cover Glass Assy 9 Water Cooling Interface ( 6) 3 Collimation Module/XY Alignment 10 Water Cooling Interface ( 6)
  • Page 7 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 1.2 Function 1.2.1 Protection and Monitoring ▪ Cutting gas pressure detection ▪ Bottom cover glass ready detection ▪ Temperature detection of bottom cover glass ▪ Temperature detection of top cover glass ▪...
  • Page 8 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual LED No. LED Status Status Definition Light off Focus not homed or homing failed Green on Running normally LED 1 Green blinks Focus motor homing Red on Cavity fault Light off...
  • Page 9 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 1.4 Technical Datasheet Model BS04K Wavelength 1064nm Fiber Interface Power Rating Collimation Length (fC) 100mm Focusing Length (fF) 150mm NA max 0.13 Auto Focus Range -11mm…+11mm Beam Alignment Range -1.5mm…+1.5mm Mounting Size of Cutting Head...
  • Page 10 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 1.5 Mechanical Size Optical Configuration:100:150 V3.0 5 |31 Raytools AG © Copyright www.raytools.ch...
  • Page 11 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 1.6 Physical Interface No. 1 Cooling water (⌀6) No. 4 Cooling water (⌀6) No. 2 Cutting gas (⌀10) No. 5 Preamplifier (SMA) No. 3 Nozzle cooling gas (⌀8) V3.0 6 |31 Raytools AG ©...
  • Page 12 BS04K SERIES 4kW Auto-Focus Smart 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 BS04K SERIES 4kW Auto-Focus Smart 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 BS04K SERIES 4kW Auto-Focus Smart 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. V3.0 9 |31 Raytools AG © Copyright...
  • Page 15 BS04K SERIES 4kW Auto-Focus Smart 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), take off the glass cover until you see the complete cover glass.
  • Page 16 BS04K SERIES 4kW Auto-Focus Smart 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 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 2.5.2 Connection of Nozzle Cooling Gas Dried N2 or fine filtered air is recommended and the O2 is prohibited for nozzle cooling. Gas type N2 or Air (dried and fine filtered) Gas pressure Max.
  • Page 18 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 2.5.3 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 specification of cooling water and the connection are suggested below.
  • Page 19 Connect all necessary I/O interfaces with CNC ▪ Connect 24V power supply to the I/O-CAN board ▪ Complete configuration and commissioning according to the system instruction. With Raytools motion control system, user can select to use the default parameter. V3.0 14 |31 Raytools AG ©...
  • Page 20 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual Note: Power supply of I/O-CAN is equipped with fuse to safeguard the operation. 2 LED indicators will turn green if the power is feeded. I/O-CAN Definition (1 to 12, from left to right)
  • Page 21 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual Take the connection to FSCUT system as an example: Output: alarm Wiring diagram After wiring, enter the system setting. The following parameters are only for reference. V3.0 16 |31 Raytools AG © Copyright...
  • Page 22 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual Optical configuration: 100:150 Raytools system setting: Voltage V FSCUT system setting: The connections and settings may differ from one CNC control system to another. Once the setting is modified, the corresponding wiring method may need to be changed.
  • Page 23 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 3.2 Auto Focus by EtherCAT EPOE24 ▪ Connect 24V power supply to the I/O board (EPOE24) ▪ Connect by network cable as shown above ▪ Complete configuration and commissioning according to the system instruction...
  • Page 24 ▪ Apple: Search “APPX-BS” in App Store to download it accordingly. ▪ Android: please contact Raytools to get the installation pack for APP installation. 3.3.2 WIFI Connection Connect the WIFI network with laser cutting head and open the app. ▪...
  • Page 25 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 3.3.3 Real-Time Status Monitoring and Data Setting of Cutting Head Item Value Focus Offset To correct zero focus according to actual zero focus value Pos Limit Analog Correction Preserved Neg Limit Analog Correction...
  • Page 26 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 3.3.4 Input Focus Voltage and Other Information ▪ Input Focus V: to show the input focus voltage. ▪ Mainboard: mainboard information of hardware and software. ▪ WIFI Board: WIFI board information of hardware and software.
  • Page 27 3.4 PC-based Monitoring Software 3.4.1 Download and Installation Please contact Raytools to get the installation pack for software installation. Open the monitoring software and there will be a hover ball on top of the display, double click the hover ball to display detailed information.
  • Page 28 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 3.4.2 Connection Connect laser cutting head by WIFI or USB to display real-time data of cutting head. USB connection is recommended to secure more stable connection. Real-time sensor data can be monitored manually. If an alarm occurs in the cutting head, history data for 1 minute prior to the alarm is auto-recorded.
  • Page 29 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 4 Beam Alignment and Zero Focus Correction 4.1 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 30 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 4.2 Zero Focus Correction Laser cutting head is equipped with automated focusing system. But it is required to dot manually to redefine the zero focus position when it is initially set or lenses and lasers are replaced.
  • Page 31 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 5 Maintenance 5.1 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 collimation lenses and focusing lenses are recommended to be cleaned once every 2~3 months.
  • Page 32 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 5.2 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. 5.2.1 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 33 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 5.2.2 Removal and Installation of Middle Cover Glass/Protection Glass The cover glass is wearing part which needs to be replaced once it is damaged. ▪ As shown above, loose the 2 bolts to pull out cover glass holder by pinching 2 edges of drawer type holder.
  • Page 34 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 5.2.3 Removal and Installation of Focus Lens ▪ Disassemble the laser cutting head, and move it to a clean place. Clean all dust on the laser head surface. ▪ As shown in figure D, loosen all screws and take off the cover of the circuit board.
  • Page 35 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 5.2.4 Removal and Installation of Collimation Lens ▪ Disassemble the laser cutting head, and move it to a clean place. Clean all dust on the laser head surface. ▪ As shown in figure D, loosen all screws and take off the cover of the circuit board (mind the internal cables when disassembling).
  • Page 36 BS04K SERIES 4kW Auto-Focus Smart Laser Cutting Head-User Manual 5.3 Replace Ceramic Body and Nozzle 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.