Optical fiber output laser and uses thereof

Abstract

The invention discloses an optical fiber output laser and utility, which comprises the following parts: box, laser resonant cavity and optical fiber coupling device in the box, wherein the length of laser resonant cavity is 385-580 mm, which loads Nd: YAG laser bar, pump laser power and water-cooled thermostat assembly; one output side of thermostat assembly loads plane output lens and non-output side loads acousto-optic Q switch and concave total reflection mirror; the assembling position of concave total reflection mirror, acousto-optic Q switch Nd: YAG laser bar, plane output lens and optical fiber coupling device forms laser channel; the optical fiber coupling device circumscribes energy transmission optical fiber, whose the other end connects optical fiber output head with focal lens in front of head. The invention is fit for paralleling laser manufacturing machine specifically.

Description

technical field [0001] The present invention relates to optical fiber laser technology in optomechanical integration, specifically a fiber output laser particularly suitable for parallel machine tool processing and a parallel machine tool using the laser. The main international patent classification number is intended to be Int.Cl 7 .G02B 6 / 00. Background technique [0002] Modern optical fiber has a wide passband, theoretically up to 3 billion megahertz; light weight, small size; wide range of ambient temperature; chemical corrosion resistance, long service life and other advantages. Compared with traditional semiconductor lasers, the advantages of fiber output lasers are mainly reflected in: fiber output lasers have a waveguide structure, can accommodate strong pumping, have high gain, high conversion efficiency, low threshold, good output beam quality, narrow line width, It has many characteristics such as simple structure and high reliability, and it is easy to realize ...

AI Technical Summary

Problems solved by technology

At present, the execution terminals of parallel machine tools at home and abroad all use mechanical parts such as parallel milling cutters and parallel grinding heads, but the execution terminals of parallel milling cutters, parallel grinding heads and other mechanical parts have shortcomings such as large resistance and inaccurate processing points, which affect the performance of parallel machine tools and processing of high-quality products

To the extent known by the applicant, there have been no reports on the use of laser technology as the execution terminal of parallel machine tools

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