CN213970400U

CN213970400U - High-precision uniform numerical control polishing device for optical elements

Info

Publication number: CN213970400U
Application number: CN202022780862.4U
Authority: CN
Inventors: 崔王斌
Original assignee: Nanjing Koan Electro Optics Co ltd
Current assignee: Nanjing Koan Electro Optics Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-08-17
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses an optical element's even numerical control burnishing device of high accuracy, including workstation, first motor, second motor, polishing dish, clear water shower nozzle and refrigerating fluid shower nozzle, the workstation up end is provided with grinds the groove, and the upper end of workstation is provided with the support frame, and one side of workstation is provided with the numerical control case, the one side of grinding the groove is provided with the pipe that absorbs water, and absorbs water the pipe and be connected with the water pump. This optical element's even numerical control burnishing device of high accuracy is provided with clear water shower nozzle and cryogenic liquid shower nozzle, when the device is at the operation in-process, the user can control clear water shower nozzle and cryogenic liquid shower nozzle and is spouting clear water and cryogenic liquid in grinding the inslot, then clear water and cryogenic liquid after using are discharged through the water pump, the cryogenic liquid can reduce grinding temperature, clear up the impurity and the sweeps of optical element surface, impurity and sweeps can thoroughly be washed away to the clear water, the polishing precision has been improved greatly, and also can be more even.

Description

High-precision uniform numerical control polishing device for optical elements

Technical Field

The utility model belongs to the technical field of numerical control burnishing device, specifically be an optical element's even numerical control burnishing device of high accuracy.

Background

With the development of science and technology and the improvement of the manufacturing level, and under the traction of the national major optical engineering task and the increase of the demand of optoelectronic products, high-precision optical elements are more and more widely applied to various fields. Especially, a large number of high-precision optical elements are used in large-scale optical engineering, such as: aerospace, intense laser device etc. these put forward higher requirement to optical element's precision, and burnishing device among the prior art is not stable enough, has reduced the device's burnishing device's stability and polishing effect, and current device is carrying out the polishing in-process simultaneously, can appear grinding the fines, and the fine grit persists in the surface influence precision of polishing of component.

Disclosure of Invention

The above-mentioned problem to prior art exists, the utility model aims to solve the technical problem that an optical element's even numerical control burnishing device of high accuracy is provided to solve the precision of present burnishing device polishing and not high, handle inhomogeneous problem.

In order to solve the technical problem, the utility model discloses a technical scheme be:

a high-precision uniform numerical control polishing device for optical elements comprises a workbench, a first motor, a second motor, a polishing disc, a clear water spray head and a refrigerating fluid spray head, a grinding groove is arranged on the upper end surface of the workbench, a support frame is arranged on the upper end of the workbench, a numerical control box is arranged on one side of the workbench, a water suction pipe is arranged on one side of the grinding groove, the water suction pipe is connected with a water pump, the top end of the supporting frame is provided with a first motor, the lower end of the first motor is provided with a screw rod, and the screw rod is provided with a threaded sleeve, the threaded sleeve is provided with a connecting rod and a supporting plate, the connecting rod and the supporting plate are embedded with a limiting rod, one end of the connecting rod is provided with a second motor, and the lower extreme of second motor is provided with the main shaft, and the lower extreme of main shaft is provided with polishing dish, the lower terminal surface of backup pad is provided with clear water shower nozzle and cryogenic fluid shower nozzle, and the upper end of clear water shower nozzle and cryogenic fluid shower nozzle all is provided with the hose.

Furthermore, the limiting rod is fixedly connected with the support frame and the workbench.

Furthermore, all be provided with first hole in connecting rod and the backup pad, and first hole and gag lever post phase-match.

Furthermore, a second hole is formed in the supporting plate and matched with the spindle, and the inner diameter of the second hole is larger than that of the spindle.

Furthermore, the clear water spray head and the refrigerating fluid spray head are respectively arranged at two sides of the second hole.

Furthermore, water inlet holes are uniformly formed in the polishing disc, and the positions of the water inlet holes correspond to the clean water spray head and the refrigerating fluid spray head respectively.

Furthermore, the connecting rod and the supporting plate are fixedly connected with the threaded sleeve, the connecting rod is located on the upper side of the threaded sleeve, and the supporting plate is located on the lower side of the threaded sleeve.

Has the advantages that: compared with the prior art, the method has the following advantages:

this optical element's even numerical control burnishing device of high accuracy is provided with clear water shower nozzle and cryogenic liquid shower nozzle, when the device is at the operation in-process, the user can control clear water shower nozzle and cryogenic liquid shower nozzle and is spouting clear water and cryogenic liquid in grinding the inslot, then clear water and cryogenic liquid after using are discharged through the water pump, the cryogenic liquid can reduce grinding temperature, clear up the impurity and the sweeps of optical element surface, impurity and sweeps can thoroughly be washed away to the clear water, the polishing precision has been improved greatly, and also can be more even.

Drawings

FIG. 1 is a schematic diagram of a high-precision uniform numerical control polishing device for optical elements;

FIG. 2 is a schematic diagram showing a part of a high-precision uniform numerical control polishing apparatus for optical elements;

figure 3 is a schematic view of the polishing pad configuration.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1, 2 and 3, the high-precision uniform numerical control polishing device for optical elements comprises a workbench 1, a first motor 6, a second motor 11, a polishing disc 13, a clean water spray head 14 and a refrigerating fluid spray head 15, wherein a grinding groove 3 is arranged on the upper end surface of the workbench 1, a support frame 2 is arranged on the upper end of the workbench 1, a numerical control box 18 is arranged on one side of the workbench 1, a switch with a motor and a spray head is arranged in the numerical control box 18 to facilitate the operation of a user, a single chip microcomputer is arranged in the numerical control box 18 to facilitate integration and intelligent treatment, a water suction pipe 4 is arranged on one side of the grinding groove 3, the water suction pipe 4 is connected with a water pump 5, and when the clean water spray head 14 and the refrigerating fluid spray head 15 are used in the grinding groove 3, waste liquid is discharged through the water suction pipe 4 and the water pump 5, and some impurities and fine scraps are taken away, the optical element in the grinding groove 3 is guaranteed not to be hard by fine scraps and impurities, grinding is more accurate and uniform, the top end of the support frame 2 is provided with a first motor 6, the lower end of the first motor 6 is provided with a screw 7, the screw 7 is provided with a threaded sleeve 8, the first motor 6 rotates forwards and backwards to drive the threaded sleeve 8 to ascend and descend, the threaded sleeve 8 is provided with a connecting rod 9 and a support plate 10, a limiting rod 17 is embedded on the connecting rod 9 and the support plate 10, one end of the connecting rod 9 is provided with a second motor 11, the lower end of the second motor 11 is provided with a main shaft 12, the lower end of the main shaft 12 is provided with a polishing disc 13, the first motor 6 is supported to rotate to drive the threaded sleeve 8 to move, the threaded sleeve 8 drives the second motor 11 and the polishing disc 13 to move upwards and downwards through the connecting rod 9, so that the polishing disc 13 better matches with the grinding groove 3, the lower end face of the support plate 10 is provided with a clean water spray head 14 and a refrigerating fluid spray head 15, when the device is in the operation process, the user can control clear water shower nozzle 14 and freezing liquid shower nozzle 15 and is spouting clear water and freezing liquid in grinding groove 3, and the upper end of clear water shower nozzle 14 and freezing liquid shower nozzle 15 all is provided with hose 16, and hose 16 can follow the backup pad 10 and remove.

And the limiting rod 17 is fixedly connected with the support frame 2 and the workbench 1, so that the connection strength and stability are improved.

All be provided with first hole 19 on connecting rod 9 and the backup pad 10, and first hole 19 and gag lever post 17 phase-match make connecting rod 9 and backup pad 10 move under the drive of screwed pipe 8, under the restriction of gag lever post 17, indirectly make polishing dish 13 and clear water shower nozzle 14 and refrigerating fluid shower nozzle 15 with move more stably, the condition that can not take place to rock influences the precision.

The supporting plate 10 is provided with a second hole 101, the second hole 101 is matched with the spindle 12, and the inner diameter of the second hole 101 is larger than the diameter of the spindle 12, so that the supporting plate 10 is ensured not to influence the rotation of the spindle 12.

Clear water shower nozzle 14 and refrigerating fluid shower nozzle 15 set up respectively in the both sides of second hole 101, make clear water shower nozzle 14 and refrigerating fluid shower nozzle 15 can aim at polishing dish 13, guarantee clear water and refrigerating fluid can couple the water conservancy and get into in grinding groove 3.

Evenly be provided with inlet opening 131 on polishing dish 13, inlet opening 131 is close to main shaft 12, the position of inlet opening 131 is corresponding with clear water shower nozzle 14 and freezing liquid shower nozzle 15 respectively, clear

water shower nozzle

14 and 15 spun water of freezing liquid shower nozzle are the dispersed form, can spread throughout whole grinding groove 3, when polishing dish 13 in the motion process, clear

water shower nozzle

14 and 15 spun clear water of freezing liquid shower nozzle and freezing liquid can not only get into from polishing dish 13's side, can also get into from polishing dish 13's up end, the effect is better, it is higher to make polishing precision indirectly.

Connecting rod 9 and backup pad 10 are fixed connection with thread bush 8, improve joint strength and stability, and connecting rod 9 is located the upside of thread bush 8, and backup pad 10 is located the downside of thread bush 8.

The utility model provides an even numerical control burnishing device's of optical element's high accuracy thinking and implementation method, the concrete application way is many, only above the utility model discloses an optimal implementation mode should point out, to this technical field's ordinary skilled person, is not deviating from the utility model discloses under the prerequisite of principle, can also make a plurality of improvements, these improvements also should be regarded as the utility model discloses a protection scope.

Claims

1. The utility model provides a high accuracy uniform numerical control burnishing device of optical element which characterized in that: comprises a workbench (1), a first motor (6), a second motor (11), a polishing disc (13), a clear water spray head (14) and a refrigerating fluid spray head (15), wherein a grinding groove (3) is formed in the upper end face of the workbench (1), a support frame (2) is arranged at the upper end of the workbench (1), a numerical control box (18) is arranged at one side of the workbench (1), a water suction pipe (4) is arranged at one side of the grinding groove (3), the water suction pipe (4) is connected with a water pump (5), the first motor (6) is arranged at the top end of the support frame (2), a screw rod (7) is arranged at the lower end of the first motor (6), a threaded sleeve (8) is arranged on the screw rod (7), a connecting rod (9) and a support plate (10) are arranged on the threaded sleeve (8), a limiting rod (17) is embedded on the connecting rod (9) and the support plate (10), the second motor (11) is arranged at one end of the connecting rod (9), and the lower extreme of second motor (11) is provided with main shaft (12), and the lower extreme of main shaft (12) is provided with polishing dish (13), the lower terminal surface of backup pad (10) is provided with clear water shower nozzle (14) and cryogenic fluid shower nozzle (15), and the upper end of clear water shower nozzle (14) and cryogenic fluid shower nozzle (15) all is provided with hose (16).

2. A high-precision uniform numerical control polishing apparatus for optical elements according to claim 1, characterized in that: and the limiting rod (17) is fixedly connected with the support frame (2) and the workbench (1).

3. A high-precision uniform numerical control polishing apparatus for optical elements according to claim 1, characterized in that: the connecting rod (9) and the supporting plate (10) are respectively provided with a first hole (19), and the first holes (19) are matched with the limiting rods (17).

4. A high-precision uniform numerical control polishing apparatus for optical elements according to claim 3, characterized in that: the supporting plate (10) is provided with a second hole (101), the second hole (101) is matched with the spindle (12), and the inner diameter of the second hole (101) is larger than that of the spindle (12).

5. A high-precision uniform numerical control polishing apparatus for optical elements according to claim 1, characterized in that: the clear water spray head (14) and the refrigerating fluid spray head (15) are respectively arranged at two sides of the second hole (101).

6. A high-precision uniform numerical control polishing apparatus for optical elements according to claim 1, characterized in that: and water inlet holes (131) are uniformly formed in the polishing disc (13), and the positions of the water inlet holes (131) correspond to the clean water spray head (14) and the refrigerating fluid spray head (15) respectively.

7. A high-precision uniform numerical control polishing apparatus for optical elements according to claim 1, characterized in that: the connecting rod (9) and the supporting plate (10) are fixedly connected with the threaded sleeve (8), the connecting rod (9) is located on the upper side of the threaded sleeve (8), and the supporting plate (10) is located on the lower side of the threaded sleeve (8).