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Laser processing method and system

A laser processing method and laser processing technology, applied in laser welding equipment, metal processing equipment, manufacturing tools, etc., can solve the problems of uncontrollable dimensional accuracy and low precision of laser processing, and achieve the effect of high precision and high efficiency

Active Publication Date: 2019-04-12
XI'AN INST OF OPTICS & FINE MECHANICS - CHINESE ACAD OF SCI
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Problems solved by technology

[0004] The purpose of the present invention is to provide a laser processing method and device to solve the problem of uncontrollable or low precision of laser processing dimensions caused by factors such as workpiece deformation, workpiece axial drift, inclination, etc. High, high efficiency, low cost and other advantages

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Embodiment Construction

[0031] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

[0032] In order to meet the needs of laser ultra-precision processing, the present invention proposes a laser online processing method to solve the problem of uncontrollable dimensional accuracy of laser processing caused by factors such as workpiece deformation, workpiece axial drift, and tilt. details as follows:

[0033] 1) Installation layout of displacement measurement equipment: Displacement measurement equipment is arranged in the laser processing head part of laser ultra-precision processing equipment, and the mechanical fixing structure of laser processing head and the mechanical clamping structure of measurement equipment are adjusted to make displacement measurement equipment coaxial with laser processing head ;This displacement sensor can choose different measurement principles, measurement accuracy, market mature / scientific researc...

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Abstract

The invention belongs to the field of laser processing, and particularly relates to a laser processing method and system. The laser processing method mainly comprises the steps of installation and layout of displacement measuring equipment, focusing, pre-processing, data acquisition, data analysis and processing, actual laser processing and the like, the problems that laser processing dimensionalaccuracy is uncontrollable or precision is low caused by the deformation of a workpiece, the axial drift and tilt of the workpiece and the like are solved, the advantages of unlimited detection materials, high precision, high efficiency, low cost and the like are achieved, and the laser processing method and system can be applied in fine manufacturing fields such as aerospace, automobiles, 3C andmolds.

Description

technical field [0001] The invention belongs to the field of laser processing, and in particular relates to a laser processing method and system. Background technique [0002] my country's aerospace, automobile, 3C, and mold fields all have a large number of precision manufacturing needs. As key components of aerospace vehicles, radars, aircrafts, and automobiles, such components are not only related to the quality of new spacecraft, aircraft, and other major national projects. Success or failure also determines the success or failure of our country in the main battlefields of the civilian economy such as electronics and automobiles. Laser fine processing technology has become one of the mainstream processing methods abroad due to its advantages such as ultra-fine, environmentally friendly and green, and flexible processing. However, my country, as the world's largest manufacturing country, is currently at the critical moment of optimizing and upgrading the manufacturing indu...

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Application Information

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IPC IPC(8): B23K26/00B23K26/046B23K26/70
CPCB23K26/00B23K26/046B23K26/702
Inventor 李明李珣
Owner XI'AN INST OF OPTICS & FINE MECHANICS - CHINESE ACAD OF SCI