Optical primary mirror machining tool

Abstract

The utility model relates to the technical field of mirror surface machining, and discloses an optical primary mirror machining tool which comprises a clamping tool disc, the bottom face of the clamping tool disc is rotationally connected with a clamping tool base plate, a sliding rail is arranged on the upper surface of the clamping tool disc, a through groove is formed in the bottom face of the clamping tool disc in a penetrating mode, and the clamping tool base plate is arranged in the through groove. A clamping fixture is slidably connected to the inner wall of the sliding rail, an arc-shaped sliding rail is formed in the upper surface of the clamping tool base plate in a penetrating mode, a moving column is slidably connected to the inner wall of the through groove in a penetrating mode, an internal thread block is fixedly connected to the upper surface of the moving column, and a stud body is in threaded connection to the inner wall of the internal thread block. According to the utility model, through the arrangement of the clamping tool disc, the clamping tool chassis, the moving block, the internal thread block, the stud body and the clamping fixtures, the simultaneous movement of the clamping fixtures can be realized, so that the clamping is more convenient and faster, and meanwhile, the tightening force of the clamped optical primary mirror can be adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of mirror surface processing, in particular to an optical primary mirror processing tool. Background Art

[0002] The optical primary mirror is generally the largest mirror in the optical component. It refers to the first reflector in a reflecting telescope for incident light and is generally the largest mirror in the telescope.

[0003] When processing the optical primary mirror, different tooling is used for different types of primary mirrors and the required processing effects, including tooling for processing circular primary mirrors. However, the optical primary mirror processing tooling on the market still has the following problems:

[0004] When used for firmly clamping a circular optical primary mirror during processing, manual clamping requires individual clamping and adjustment, which is inconvenient to operate and may cause clamping offset when processing the optical primary mirror. However, when clamped by a spring assembly, the elastic force pushes the optical primary mirror to be firmly clamped, which is not conducive to adjustment and may cause looseness. Therefore, an optical primary mirror processing tool is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides an optical primary mirror processing tooling, which aims to improve the problems of inconvenient operation and unfavorable adjustment during clamping in the prior art.

[0006] The top end of the clamping tool disc is fixed with a fixing plate, and the fixing plate is connected with the fixing plate to the fixing plate, wherein the fixing plate is fixed with a fixing plate and the fixing plate is connected with the fixing plate to the fixing plate.

[0007] As a further description of the above technical solution:

[0008] The inner wall of the clamping fixture is provided with a sliding groove, a latch is inserted in the middle part of the rear surface of the sliding groove, a sliding block is slidably connected to the inner wall of the sliding groove, the latch is inserted in the rear surface of the sliding block, an extrusion block is slidably connected to the left inner wall of the sliding block, a rubber pad is fixedly connected to the left end of the extrusion block, one end of the extrusion spring is fixedly connected to the right end of the extrusion block, and the other end of the extrusion spring is fixedly connected to the left inner wall of the sliding block.

[0009] As a further description of the above technical solution:

[0010] The left end of the stud body is rotatably connected to the right side of the clamping fixture, and the through slot is arranged near the bottom of the slide rail.

[0011] As a further description of the above technical solution:

[0012] The outer wall of the moving column penetrates and is slidably connected to the bottom end of the through groove, and the moving column penetrates and is slidably connected to the inner surface of the arc-shaped slide rail.

[0013] As a further description of the above technical solution:

[0014] A fixing block is fixedly connected to the outer surface of the handle, and the fixing column penetrates and is slidably connected to the inner wall of the limiting arc groove.

[0015] As a further description of the above technical solution:

[0016] The bottom end of the fixing column is convex.

[0017] As a further description of the above technical solution:

[0018] The fixing column and the handle are elastically connected via a spring, one end of the spring is fixedly connected to the inner wall of the upper surface of the handle, and the other end of the spring is fixedly connected to the upper part of the convex shape of the lower surface of the fixing column.

[0019] As a further description of the above technical solution:

[0020] The right end of the fixing block is fixedly connected with an inserting column, and the inserting column is inserted into the bottom end of the inner wall of the insertion hole.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, by arranging the clamping tool disc, the clamping tool chassis, the moving block, the internal thread block, the stud body, and the clamping fixture, the clamping fixture can be moved simultaneously, making the clamping more convenient and quick, and the tightening force of the clamped optical primary mirror can be adjusted at the same time.

[0023] 2. In the utility model, the optical main mirror can be protected when the clamping force of the clamped optical main mirror is adjusted through the sliding block, the extrusion block, the extrusion spring, the slide rail and the rubber pad, and the mirror angle of the optical main mirror can be adjusted at the same time, making the processing more flexible. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall structure of an optical primary mirror processing tooling proposed in the utility model;

[0025] Figure 2 It is a partial half-section schematic diagram of a stud body and a three-dimensional structure of a clamping fixture of an optical primary mirror processing tooling proposed in the utility model;

[0026] Figure 3 It is a schematic diagram of a clamping tool chassis of an optical primary mirror processing tool proposed in the utility model;

[0027] Figure 4 It is a schematic diagram of a clamping tooling disc of an optical primary mirror processing tooling proposed in the utility model;

[0028] Figure 5 The utility model is a partial cross-sectional schematic diagram of the bottom structure of a clamping tool disc of an optical primary mirror processing tool proposed in the utility model.

[0029] Legend:

[0030] 1. Clamping tool disc; 2. Clamping tool chassis; 3. Internal thread block; 4. Stud body; 5. Clamping fixture; 6. Sliding block; 7. Rubber pad; 8. Handle; 9. Spring; 10. Handwheel; 11. Moving column; 12. Fixed column; 13. Through groove; 14. Slide rail; 15. Extrusion block; 16. Extrusion spring; 17. Arc slide rail; 18. Limiting arc groove; 19. Socket; 20. Slide groove; 21. Pin; 22. Fixed block; 23. Plug column. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] Reference Figure 1 - Figure 4The utility model provides an embodiment: an optical primary mirror processing tool, including a clamping tool disc 1, the bottom surface of the clamping tool disc 1 is rotatably connected to the clamping tool chassis 2, the upper surface of the clamping tool disc 1 is penetrated with a slide rail 14, and the number is set to multiple groups, the multiple groups of slide rails 14 are evenly arranged at the top of the clamping tool disc 1, and the slide rails 14 are symmetrically distributed around the center point of the clamping tool disc 1, the bottom surface of the clamping tool disc 1 is penetrated with a through groove 13, and the number is set to multiple groups, the position of the through groove 13 is at the middle bottom end of the slide rail 14 and the number is the same as the slide rail 14, the inner wall of the slide rail 14 is slidably connected with a clamping fixture 5, the clamping fixture 5 is an arc-shaped fixture with a base, the upper surface of the clamping tool chassis 2 is penetrated with an arc-shaped slide rail 17, and the number is set to multiple The number of arc-shaped slide rails 17 is the same as that of the slide rails 14. The arc-shaped slide rails 17 are arranged in an arc shape. A limited arc groove 18 is provided on the upper surface of the clamping tool chassis 2. The movable column 11 slides in the through groove 13 and the inner wall of the arc-shaped slide rail 17. The inner wall of the through groove 13 passes through and is slidably connected with the movable column 11. The upper surface of the movable column 11 is fixedly connected with an internal thread block 3 driven by the movable column 11 to move. The inner wall of the internal thread block 3 is threadedly connected with a stud body 4 that drives the internal thread block 3 to move. The right end of the stud body 4 is fixedly connected with a handwheel 10 that drives the stud body 4 to rotate. The bottom end of the clamping tool disc 1 is fixedly connected with a fixed column 12 that supports the handle 8. The outer surface of the fixed column 12 is slidably connected with a handle 8 that supports the plug column 23. The handle 8 is slidably connected to the outer wall of the fixed column 12 and can only move up and down.

[0033] Reference Figure 2 - Figure 4 The inner wall of the clamping fixture 5 is provided with a slide groove 20, and a pin 21 that can fix the sliding block 6 is inserted in the middle part of the rear surface of the slide groove 20. The inner wall of the slide groove 20 is slidably connected with the sliding block 6, and the pin 21 is inserted in the rear surface of the sliding block 6. The limit of the sliding block 6 can be released after the pin 21 is pulled out of the inner wall of the sliding block 6. At this time, the sliding block 6 can slide. The left inner wall of the sliding block 6 is slidably connected with an extrusion block 15 supporting the rubber pad 7. The left end of the extrusion block 15 is fixedly connected with a rubber pad 7 that can support the main mirror. The rubber pad 7 is to prevent the optical main mirror from being squeezed when the fixture is clamped. The rubber pad 7 is set to a rubber material, which can play a protective role. The right end of the extrusion block 15 is fixedly connected to one end of the extrusion spring 16, and the other end of the extrusion spring 16 is fixedly connected to the left inner wall of the sliding block 6. The left end of the stud body 4 is rotatably connected to the right side of the clamping fixture 5, and the through groove 13 is opened at the bottom of the slide rail 14.

[0034] Reference Figure 3 - Figure 5The outer wall of the movable column 11 passes through and is slidably connected to the bottom end of the through groove 13, the movable column 11 passes through and is slidably connected to the inner surface of the arc-shaped slide rail 17, the outer surface of the handle 8 is fixedly connected with a fixed block 22, the fixed column 12 passes through and is slidably connected to the inner wall of the limiting arc groove 18, the bottom end of the fixed column 12 has a bulge, the fixed column 12 and the handle 8 are elastically connected by a spring 9, one end of the spring 9 is fixedly connected to the inner wall of the upper surface of the handle 8, and the other end of the spring 9 is fixedly connected to the upper part of the bulge on the lower surface of the fixed column 12, the spring 9 can push the handle 8 to the top of the fixed column 12, and the right end of the fixed block 22 is fixedly connected with a plug column 23, the height of the plug column 23 is higher than the handle 8, the upward movement of the handle 8 will drive the plug column 23 to be inserted into the socket 19, and the plug column 23 is inserted into the socket 19 so that the clamping tooling disc 1 cannot rotate and has a limiting effect.

[0035] Working principle: First, the staff can make adjustments according to the size of the optical primary mirror and the clamping force. When the optical primary mirror is to be clamped, the handle 8 is moved downward to squeeze the spring 9, driving the plug post 23 to slide out of the socket 19, and releasing the limit of the clamping tooling disc 1. At this time, the fixed column 12 is rotated to drive the clamping tooling disc 1 to rotate, and the internal thread block 3 and the moving column 11 are driven to move and squeeze the arc slide rail 17 through the rotation of the clamping tooling disc 1. The arc slide rail 17 is set to an arc shape to squeeze the moving column 11, so that the moving column 11 moves inward, and the moving column 11 drives the internal thread block 3 to move. The movement of the internal thread block 3 drives the stud body 4 to push the clamping fixture 5. The clamping fixture 5 drives the rubber pad 7 to move and contact the optical primary mirror, and the optical primary mirror is supported and protected by the rubber pad 7. At this time, multiple sets of clamping fixtures 5 are moved inward to clamp the optical primary mirror Tighten, the rubber pad 7 is squeezed and moved by the optical main mirror, driving the squeezing block 15 to press the squeezing spring 16, and the reverse force of the squeezing of the spring 16 drives the squeezing block 15 and the rubber pad 7 to always clamp the optical main mirror, and the reverse force of the squeezing of the spring 9 drives the handle 8 to reset and move upward, driving the plug 23 to move upward and insert into the socket 19, limiting the clamping tooling disc 1, when the optical main mirror needs to be clamped tighter or the clamping degree needs to be adjusted, the hand wheel 10 can be turned, and the stud body 4 is threadedly connected with the internal thread block 3, so that the stud body 4 moves forward to push the clamping fixture 5, and the clamping fixture 5 clamps the optical main mirror tighter. When the mirror angle needs to be adjusted, the pin 21 can be pulled out to release the limit of the sliding block 6, and the sliding block 6 slides inside the slide groove 20. At this time, the optical main mirror can be adjusted in angle.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An optical primary mirror processing tool, comprising a clamping tool disc (1), characterized in that: The bottom surface of the clamping tool disc (1) is rotatably connected to the clamping tool chassis (2); the upper surface of the clamping tool disc (1) is provided with a plurality of slide rails (14); the bottom surface of the clamping tool disc (1) is provided with a plurality of through grooves (13); the inner wall of the slide rail (14) is slidably connected to the clamping fixture (5); the upper surface of the clamping tool chassis (2) is provided with a plurality of arc-shaped slide rails (17); the clamping tool chassis (2 ) is provided with a limiting arc groove (18) on its upper surface, the inner wall of the through groove (13) passes through and is slidably connected with a movable column (11), the upper surface of the movable column (11) is fixedly connected with an internal thread block (3), the inner wall of the internal thread block (3) is threadedly connected with a stud body (4), the right end of the stud body (4) is fixedly connected with a hand wheel (10), the bottom end of the clamping tool disc (1) is fixedly connected with a fixed column (12), and the outer surface of the fixed column (12) is slidably connected with a handle (8).

2. The optical primary mirror processing tool according to claim 1, characterized in that: The inner wall of the clamping fixture (5) is provided with a sliding groove (20), a latch (21) is inserted in the middle part of the rear surface of the sliding groove (20), the inner wall of the sliding groove (20) is slidably connected to a sliding block (6), the latch (21) is inserted in the rear surface of the sliding block (6), the left inner wall of the sliding block (6) is slidably connected to an extrusion block (15), the left end of the extrusion block (15) is fixedly connected to a rubber pad (7), the right end of the extrusion block (15) is fixedly connected to one end of an extrusion spring (16), and the other end of the extrusion spring (16) is fixedly connected to the left inner wall of the sliding block (6).

3. The optical primary mirror processing tool according to claim 1, characterized in that: The left end of the stud body (4) is rotatably connected to the right side of the clamping fixture (5), and the through slot (13) is opened at the bottom close to the slide rail (14).

4. The optical primary mirror processing tool according to claim 1, characterized in that: The outer wall of the movable column (11) penetrates through and is slidably connected to the bottom end of the through groove (13), and the movable column (11) penetrates through and is slidably connected to the inner surface of the arc-shaped slide rail (17).

5. The optical primary mirror processing tool according to claim 1, characterized in that: A fixing block (22) is fixedly connected to the outer surface of the handle (8), and the fixing column (12) penetrates and is slidably connected to the inner wall of the limiting arc groove (18).

6. The optical primary mirror processing tool according to claim 1, characterized in that: The bottom end of the fixing column (12) is convex.

7. The optical primary mirror processing tool according to claim 1, characterized in that: The fixing column (12) and the handle (8) are elastically connected via a spring (9), one end of the spring (9) is fixedly connected to the inner wall of the upper surface of the handle (8), and the other end of the spring (9) is fixedly connected to the upper part of the protrusion on the lower surface of the fixing column (12).

8. The optical primary mirror processing tool according to claim 5, characterized in that: The right end of the fixing block (22) is fixedly connected with an inserting column (23), and the inserting column (23) is inserted into the bottom end of the inner wall of the insertion hole (19).

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