CN-224222966-U - Laser processing vibrating mirror capable of continuously measuring distance

Abstract

The utility model discloses a laser processing vibrating mirror capable of continuously measuring distance, which comprises a shell, wherein the side wall of the shell is connected with a light reflecting mechanism, one inner side wall of the shell is connected with a light splitting unit, the side wall of the shell is provided with a light inlet hole, the light inlet hole is opposite to the light splitting mechanism, the top of the shell is connected with a laser displacement sensor, the laser displacement sensor is arranged right above the light splitting unit, and the bottom of the shell is connected with a field lens assembly. In the utility model, laser from a laser is focused on different parts of the working surface of a target object through a light splitting unit and a field lens assembly, light rays irradiated on the working surface of the target object at different parts are reflected, a built-in lens focuses the reflected light rays, the focused reflected light rays are output to an optical signal receiver, and the captured optical signals are subjected to digital processing to realize a distance measuring function.

Inventors

• Zuo Shuxuan
• Wei meile

Assignees

• 西安荷佐里机电科技有限公司

Dates

Publication Date

20260512

Application Date

20250509

Claims (8)

1. 1. The utility model provides a sustainable ranging's laser processing galvanometer, its characterized in that, including shell (1), the lateral wall of shell (1) is connected with reflection of light mechanism, a shell (1) inside wall is connected with the beam split unit, light inlet (3) have been seted up to the lateral wall of shell (1), light inlet (3) set up with the beam split mechanism relatively, the top of shell (1) is connected with laser displacement sensor (2), laser displacement sensor (2) set up directly over the beam split unit, the bottom of shell (1) is connected with field lens subassembly (6).
2. 2. The laser processing galvanometer capable of continuously measuring distance according to claim 1, wherein clamping holes are formed in the middle parts of two adjacent side walls of the shell (1), clamping units are clamped in the clamping holes, and the clamping units are connected with the light reflecting mechanism.
3. 3. The laser processing galvanometer capable of continuously measuring distance according to claim 2, wherein the clamping unit comprises two clamping plates (9) which are oppositely arranged, clamping holes (10) are formed in opposite sides of the two clamping plates (9), the light reflecting mechanism is matched with the clamping holes (10), and the two clamping plates (9) are clamped in the clamping holes.
4. 4. A laser machining galvanometer with continuous range finding as claimed in claim 3, characterized in that the side of the clamping plate (9) opposite to the clamping hole (10) is connected in the clamping hole by a bolt.
5. 5. A laser processing galvanometer capable of continuously measuring distance according to claim 3, characterized in that the light reflecting mechanism comprises a first galvanometer motor (4) and a second galvanometer motor (5), the output ends of the first galvanometer motor (4) and the second galvanometer motor (5) are connected with reflecting mirrors (11), the two reflecting mirrors (11) are arranged in the shell (1), the reflecting mirrors (11) on the first galvanometer motor (4) are arranged opposite to the light inlet hole (3), and the first galvanometer motor (4) and the second galvanometer motor (5) are respectively clamped in the clamping hole (10).
6. 6. The laser processing galvanometer capable of continuously measuring distance according to claim 1, wherein the light splitting unit comprises a connecting frame (7), one side of the connecting frame (7) is connected to the inner wall of the housing (1), the bottom of the connecting frame (7) is connected with a spectroscope (8) which is obliquely arranged, the spectroscope (8) is arranged under the laser displacement sensor (2), and the spectroscope (8) is arranged between the field lens assembly (6) and the laser displacement sensor (2).
7. 7. A laser processing galvanometer capable of continuously measuring distance as claimed in claim 6, characterized in that the spectroscope (8) forms an included angle of +45° or-45 ° with the inner wall of the housing (1) of the connecting frame (7).
8. 8. The laser processing galvanometer capable of continuously measuring distance according to claim 6, wherein the inner wall of the laser displacement sensor (2) is connected with a laser (21), the laser (21) is arranged right above the spectroscope (8), one side of the laser (21) is provided with a built-in lens (22), the built-in lens (22) is also arranged right above the spectroscope (8), and an optical signal receiver (23) is arranged above the built-in lens (22).

Description

Laser processing vibrating mirror capable of continuously measuring distance Technical Field The utility model belongs to the technical field of laser processing equipment, and particularly relates to a laser processing vibrating mirror capable of continuously measuring distance. Background The laser processing technology is widely applied in a plurality of fields by virtue of the advantages of high precision, high efficiency, non-contact processing and the like. The laser galvanometer is used as a key execution component in a laser processing system, and can realize flexible scanning of a processing area by rapidly and accurately controlling deflection of a laser beam, thereby greatly improving the efficiency and the precision of laser processing. However, when a workpiece with a complex three-dimensional structure is processed, the actual distance between each point on the surface of the workpiece and the laser processing head cannot be known in advance, so that energy distribution is uneven due to defocusing in the laser beam transmission process, and further, the processing quality is unstable, and the problems of inconsistent processing depth, large edge roughness difference and the like occur. The existing laser galvanometer realizes positioning on the laser focusing distance and the machining depth by utilizing a rotary screw rod, and the laser focusing and the machining depth are required to be preset before machining, so that accurate positioning is not easy to realize, and the accuracy and the consistency of the laser focusing distance and the machining depth are difficult to ensure in actual operation due to the existence of human factors. Disclosure of utility model The utility model aims to provide a laser processing vibrating mirror capable of continuously measuring distance, which solves the problem that the processing depth is difficult to realize accurate real-time preset position in the prior art. The technical scheme includes that the laser processing vibrating mirror capable of continuously measuring distance comprises a shell, wherein a light reflecting mechanism is connected to the side wall of the shell, a light splitting unit is connected to the inner side wall of the shell, a light inlet hole is formed in the side wall of the shell, the light inlet hole is opposite to the light splitting mechanism, a laser displacement sensor is connected to the top of the shell, the laser displacement sensor is arranged right above the light splitting unit, and a field lens assembly is connected to the bottom of the shell. The present utility model is also characterized in that, Clamping holes are formed in the middle parts of two adjacent side walls of the shell, clamping units are clamped in the clamping holes, and the clamping units are connected with the reflecting mechanism. The clamping unit comprises two clamping plates which are oppositely arranged, clamping holes are formed in one sides, opposite to the two clamping plates, of the clamping unit, the reflecting mechanism is matched with the clamping holes, and the two clamping plates are clamped in the clamping holes. The side of the clamping plate opposite to the clamping hole is connected in the clamping hole through a bolt. The reflecting mechanism comprises a first galvanometer motor and a second galvanometer motor, the output ends of the first galvanometer motor and the second galvanometer motor are connected with reflecting mirrors, the two reflecting mirrors are arranged in the shell, the reflecting mirrors on the first galvanometer motor are arranged opposite to the light inlet holes, and the first galvanometer motor and the second galvanometer motor are respectively clamped in the clamping holes. The beam split unit includes the link, and one side of link is connected in the inner wall of shell, and the bottom of link is connected with the spectroscope that the slope set up, and the spectroscope sets up under laser displacement sensor, and the spectroscope sets up between field lens subassembly and laser displacement sensor. The spectroscope forms an included angle of +45 degrees or-45 degrees with the inner wall of the shell of the connecting frame. The laser displacement sensor is connected with a laser, the laser is arranged right above the spectroscope, one side of the laser is provided with a built-in lens, the built-in lens is also arranged right above the spectroscope, and an optical signal receiver is arranged above the built-in lens. The laser processing vibrating mirror capable of continuously measuring distance has the advantages that the laser displacement sensor is arranged in the laser vibrating mirror to be integrated, continuous distance measurement is achieved, the near-end position and the far-end position of a target measured object reflect light outputted by the sensor which irradiates the laser displacement sensor, the reflected light passes through the field lens of the field lens assembly, the spectroscope of