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Laser spot diameter output adjustable device and method for selective laser melting system

A technology of selective laser melting and laser spot, which is applied in the field of laser spot diameter output adjustable device of selective laser melting system, can solve the problems of complicated adjustment of laser spot diameter, reduce the working efficiency of selective laser melting and forming, etc., and achieve the effect of improving work efficiency

Active Publication Date: 2016-06-08
黑龙江多维时空自由制造有限公司
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  • Application Information

AI Technical Summary

Problems solved by technology

[0007] A complex mechanism is required to enable the laser to output laser spots of different diameters, which has the disadvantage of complex adjustment of laser spot diameters, thereby reducing the working efficiency of selective laser melting and forming

Method used

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  • Laser spot diameter output adjustable device and method for selective laser melting system
  • Laser spot diameter output adjustable device and method for selective laser melting system
  • Laser spot diameter output adjustable device and method for selective laser melting system

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Embodiment Construction

[0028] The present invention will be described in detail below in conjunction with the drawings:

[0029] The invention provides an adjustable laser spot diameter output device of a selective laser melting system. The device can be operated simply to adjust the diameter of the output laser spot, which is convenient and quick, thereby adapting the SLM forming system to the processing of various performance powder materials and improving Work efficiency, provide a new method.

[0030] Specific, such as figure 1 As shown, the laser spot diameter output adjustable device of the selective laser melting system includes a laser input optical path 1, a galvanometer scanning system 2, a lifting mechanism 3, and a field lens 4;

[0031] Among them, the galvanometer scanning system 2 includes a galvanometer box 21 and a galvanometer installed inside the galvanometer box 21. The galvanometer box 21 can be raised and lowered and mounted on the lifting mechanism 3 to adjust the distance between th...

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Abstract

The invention provides a laser spot diameter output adjustable device and method for a selective laser melting system. The laser spot diameter output adjustable device for the selective laser melting system comprises a laser input light path (1), a galvanometer scanning system (2), a lifting mechanism (3) and a field lens (4). The laser spot diameter output adjustable device and method for the selective laser melting system have the beneficial effects that the diameter of a laser spot output by a laser device can be adjusted only through simple operation, so that operation is convenient and rapid, an SLM forming system can be suitable for machining powder materials with multiple properties, and the working efficiency is improved.

Description

Technical field [0001] The invention belongs to the technical field of metal powder laser melting additive manufacturing, and in particular relates to a laser spot diameter output adjustable device and method of a selective laser melting system. Background technique [0002] Rapid manufacturing technology is based on the principle of additive manufacturing and integrates materials, machinery, control, and computer technologies. It can effectively overcome the technical limitations of complex structures that are difficult to manufacture, and can solve the manufacturing problems of high-end complex parts of power equipment such as aerospace and automobiles. . Manufacturing companies in the United States, Germany, Japan and other countries have applied rapid manufacturing technology to assist in casting wax molds and sand molds, greatly improving the technical level of traditional casting processes. Currently, more than 90% of more than 400 precision casting manufacturers in Europe...

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B22F3/105B33Y30/00
CPCY02P10/25
Inventor 钱波张爱平林慧敏张佳刘邦涛潘志军
Owner 黑龙江多维时空自由制造有限公司