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Raytools BM109 SERIES User Manual
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Contents
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V1.0 Shanghai Empower Technologies Co., Ltd. © Copy Right 14 | 24www.empower.cnBM109 SERIES 1.5KW Auto-Focusing Laser Cutting HeadsUser Manual4 Beam Adjustments and Focusing4.1 Beam Adjustments (QBH Interface)Cutting quality in a great extent depend on whether the lens are in the middle. If the lens are not in themiddle, the laser beam may contact with the nozzle or the inner wall to produce high temperature deformation.Lens centering operation should be considered when nozzle is replaced or the cutting quality is decreased.Lens centering of BM109 laser cutting head can be finished by adjusting collimating mirror, X-Y direction.The adjusting screw is located on the top of the cutting head as shown in Figure 5.1. Using inner hexagonspanner can loosen or screw the adjusting screw until the beam is located in the middle of the nozzle. Makesure the laser beam output from the center of nozzle. A method commonly used tape dotting method:Take a piece of transparent tape flattened directly below the end face of the nozzle center hole;Open the inner guiding red light of the laser, find and observe the position of nozzle center that the redlight in the scotch tape relative to. Adjust the red light spot to the relative center of the nozzle by adjusting thescrew;Next, open and adjust the laser generator at the range of 80W-100W and dot manually;Tear off the tape and check whether the hole in the center of the nozzle;Repeat the above steps to find the optimum relative nozzle center position of the beam;This centering operation requires a series of adjustments, which is the basic operation of general lasercentering.Figure 5.1 - beam centeringX-Y regulating screw |
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