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CN-224209886-U - Positioning mechanism for reflector processing

CN224209886UCN 224209886 UCN224209886 UCN 224209886UCN-224209886-U

Abstract

The utility model discloses a positioning mechanism for reflector processing, which belongs to the technical field of lens processing and comprises a workbench, a mounting plate and a rotary positioning mechanism, wherein the mounting plate is fixedly arranged at the top of the workbench, the rotary positioning mechanism is arranged on the mounting plate, the rotary positioning mechanism comprises a rotary ring, a sliding rail and a motor, a rotary groove is formed in the center of the mounting plate, the rotary ring is rotatably arranged in the rotary groove, four guide grooves are formed in the rotary ring, the sliding rail is fixedly arranged at four opposite corners of the mounting plate and extends towards the center of the mounting plate, a moving plate is slidably arranged on the sliding rail, a positioning block is arranged at one end, close to the center of the mounting plate, of the moving plate, a guide pillar is arranged at the bottom of the positioning block, the guide pillar is arranged in the guide groove, and the motor is used for driving the rotary ring to rotate. According to the utility model, the rotation of the rotating ring can simultaneously move towards the center or outwards scatter, so that the multi-angle accurate positioning of the reflector is realized, and the strict requirement on positioning precision in the reflector processing process is met.

Inventors

  • PANG XIAOLI
  • HU MINGSHI

Assignees

  • 合肥瑞利光学仪器有限公司

Dates

Publication Date
20260508
Application Date
20250521

Claims (10)

  1. 1. The positioning mechanism for reflector processing comprises a workbench (1), a mounting plate (2) and a rotary positioning mechanism, wherein the mounting plate (2) is fixedly arranged at the top of the workbench (1), and the rotary positioning mechanism is arranged on the mounting plate (2); the rotary positioning mechanism is characterized by comprising a rotary ring (3), a sliding rail (4) and a motor (5), wherein a rotary groove is formed in the center of the mounting plate (2), the rotary ring (3) is rotatably arranged in the rotary groove, four guide grooves (31) are formed in the rotary ring (3), the sliding rail (4) is fixedly arranged at four opposite corners of the mounting plate (2) and extends towards the center of the mounting plate (2), a moving plate (6) is slidably arranged on the sliding rail (4), a positioning block (7) is arranged at one end, close to the center of the mounting plate (2), of the moving plate (6), a guide pillar (71) is arranged at the bottom of the positioning block (7), and the guide pillar (71) is arranged in the guide groove (31), and the motor (5) is used for driving the rotary ring (3) to rotate.
  2. 2. The positioning mechanism for reflector processing according to claim 1, wherein sliding grooves (41) are formed in side walls of two sides of the sliding rail (4), sliding blocks (61) are arranged on two sides of the bottom of the moving plate (6), and the sliding blocks (61) are in sliding fit with the sliding grooves (41).
  3. 3. The positioning mechanism for reflector processing according to claim 1, wherein a buffer groove (72) is formed in one side, close to the center of the mounting plate (2), of the positioning block (7), a buffer block (73) is arranged in the buffer groove (72), a spring (74) is arranged between the buffer block (73) and the buffer groove (72), one end of the spring (74) is connected with the side wall of the buffer groove (72), and the other end of the spring is connected with the buffer block (73).
  4. 4. A positioning mechanism for mirror processing according to claim 3, wherein both sides of said buffer block (73) are provided with arcuate surfaces.
  5. 5. A positioning mechanism for mirror processing according to claim 1, wherein the positioning block (7) is provided with an arc surface on a side close to the center of the mounting plate (2).
  6. 6. A positioning mechanism for processing a reflecting mirror according to claim 1, wherein the motor (5) is fixedly arranged at the bottom of the workbench (1), and the output end of the motor penetrates through the rotary groove to be fixedly connected with the bottom of the rotary ring (3).
  7. 7. A positioning mechanism for mirror machining according to claim 1, characterized in that the rotating ring (3) is dimensioned to fit the rotating groove.
  8. 8. A positioning mechanism for a mirror machining according to claim 3, wherein the guide post (71) is adapted to the guide groove.
  9. 9. A positioning mechanism for mirror machining according to claim 1, characterized in that the bottom of the table (1) is provided with a number of support legs (11).
  10. 10. A positioning mechanism for mirror processing according to claim 1, wherein the slide rail (4) is fixedly arranged on the mounting plate (2) by bolts.

Description

Positioning mechanism for reflector processing Technical Field The utility model relates to the technical field of lens processing, in particular to a positioning mechanism for reflector processing. Background The reflecting mirror is an optical element, changes the direction of light by utilizing the principle of specular reflection and is used for collecting and collecting the light, and has wide application in various high-end fields such as astronomical observation, laser technology, optical imaging and the like, and even tiny positioning deviation can cause serious problems such as inaccurate light reflection angle, imaging blurring and the like of the reflecting mirror in actual use, thereby influencing the performance of the whole optical system. The Chinese patent CN214980562U discloses an angle positioning device for reflector processing, which has the beneficial effects that as the clamping blocks are detachably arranged on the surface of the frame, the clamping of lenses of different types can be realized through different clamping blocks, the application range is wide, and the telescopic cylinder is utilized to stretch and drive the processing plate to rotate, so that the angle of the lenses can be conveniently adjusted. However, the patent also has the following problems that only the angle adjustment of the left and right lenses in one direction can be realized, the reflecting mirror is mainly a convex arc-shaped mirror surface, and even polishing needs to be carried out at any position of the cambered surface of the reflecting mirror when polishing and other operations are carried out, so that the device has the problems of inflexibility and poor angle adjustment effect in one direction. Disclosure of utility model The utility model provides a positioning mechanism for reflector processing, which can solve the problem that in the prior art, only a reflector can be adjusted leftwards and rightwards in a single direction, so that the angle positioning effect is poor, and the processing is influenced. The positioning mechanism for the reflector machining comprises a workbench, a mounting plate and a rotary positioning mechanism, wherein the mounting plate is fixedly arranged at the top of the workbench, the rotary positioning mechanism is arranged on the mounting plate, the rotary positioning mechanism comprises a rotary ring, a sliding rail and a motor, a rotary groove is formed in the center of the mounting plate, the rotary ring is rotatably arranged in the rotary groove, four guide grooves are formed in the rotary ring, the sliding rail is fixedly arranged at four opposite corners of the mounting plate and extends towards the center of the mounting plate, a moving plate is slidably arranged on the sliding rail, a positioning block is arranged at one end, close to the center of the mounting plate, of the moving plate, a guide pillar is arranged at the bottom of the positioning block, the guide pillar is arranged in the guide groove, and the motor is used for driving the rotary ring to rotate. According to one embodiment of the utility model, the side walls at two sides of the sliding rail are provided with sliding grooves, two sides of the bottom of the moving plate are provided with sliding blocks, and the sliding blocks are in sliding fit with the sliding grooves. According to one embodiment of the utility model, one side of the positioning block, which is close to the center of the mounting plate, is provided with a buffer groove, a buffer block is arranged in the buffer groove, a spring is arranged between the buffer block and the buffer groove, one end of the spring is connected with the side wall of the buffer groove, and the other end of the spring is connected with the buffer block. According to one embodiment of the utility model, two sides of the buffer block are provided with arc-shaped surfaces. According to one embodiment of the utility model, one side of the positioning block, which is close to the center of the mounting plate, is provided with an arc surface. According to one embodiment of the utility model, the motor is fixedly arranged at the bottom of the workbench, and the output end of the motor penetrates through the rotary groove and is fixedly connected with the bottom of the rotary ring. According to one embodiment of the utility model, the rotating ring is dimensioned to fit the rotor groove. According to one embodiment of the utility model, the guide post is adapted to the guide slot. According to one embodiment of the utility model, the bottom of the workbench is provided with a plurality of support legs. According to one embodiment of the utility model, the slide rail bolt is fixedly arranged on the mounting plate. Compared with the prior art, the utility model has the beneficial effects that: 1. The utility model drives the rotary ring to rotate in the rotary groove by starting the motor. Along with the rotation of the rotating ring, the position of the guide groo