A high-power semiconductor laser light source system for laser processing
A laser light source and laser processing technology, applied in semiconductor laser devices, devices for controlling laser output parameters, laser devices, etc., can solve the problems of large volume, high cost, limited output laser energy, etc. Achieving convenient effects
Active Publication Date: 2015-08-26
炬光(海宁)光电有限公司
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Problems solved by technology
[0008] The purpose of the present invention is mainly to overcome the deficiencies in the background technology, provide a high-power semiconductor laser light source system, and solve the problems of limited output laser energy, large volume, and high cost in current laser processing systems.
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[0030] Taking a system composed of two semiconductor laser stacks as the original light source as an example, the present invention will be further described in detail in conjunction with the accompanying drawings:
[0031] High-power semiconductor laser light source system of the present invention, such as figure 1 As shown, it includes a first semiconductor laser stack 1 , a second semiconductor laser stack 2 , a mirror 3 , a fast axis shaping lens group 8 and a slow axis shaping lens group 9 .
[0032] The included angle between the reflector 3 and the light-emitting surface of the second semiconductor laser stack 2 is w; the first semiconductor laser stack 1 and the second semiconductor laser stack 2 are arranged in a manner of dislocation up and down at an angle ; The angle w between the light exit surface of the first semiconductor laser stack 1 and the reflection mirror projected on the horizontal plane, w is less than 90 degrees;
[0033] The above-mentioned first sem...
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The invention provides a high-power semiconductor laser light source system for laser machining, which solves the problems of limited output laser energy, large size, high cost and the like of a current laser machining system. A plurality of semiconductor laser stacks are mutually staggered in the height direction, beams emitted by one semiconductor laser stack and a shaping lens system are positioned on the same optical axis, reflective beams are formed by reflectors arranged at respective height positions of the other n-1 semiconductor laser stacks, or reflective beams are formed by reflectors arranged at respective height positions of n semiconductor laser stacks, the optical axes of all the reflective beams are parallel to the optical axis of the shaping lens system, and light spots formed by an incident mirror of the shaping lens system are neatly arranged along the central line of the shaping lens system in the height direction. The high-power semiconductor laser light source system is simple in principle, convenient in realization, high in electrical-to-optical conversion efficiency and high in reliability, and can be directly used for the field of laser machining. Besides, the overall space of the system is made full use of.
Description
technical field [0001] The invention belongs to the technical field of laser processing, and in particular relates to a high-power semiconductor laser light source system for laser processing. Background technique [0002] High-power semiconductor lasers have the advantages of small size, light weight, high efficiency, and long life. They have been widely used in laser processing, laser medical treatment, laser display, and scientific research. A wide range of comprehensive high-tech. [0003] Laser surface treatment technology is a high-tech fusion of modern physics, chemistry, computer, material science, advanced manufacturing technology and other multidisciplinary technologies, including laser surface modification technology, laser surface repair technology, laser cladding technology, laser productization technology etc., can make low-grade materials achieve high-performance surface modification, achieve the best combination of low-cost parts and high-performance working...
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IPC IPC(8): G02B27/09H01S5/40H01S5/06B23K26/064
Inventor 刘兴胜王晓飚王敏郑艳芳栾凯高毅
Owner 炬光(海宁)光电有限公司