CN104385080A - Polishing die surface shape modification device - Google Patents
Polishing die surface shape modification device Download PDFInfo
- Publication number
- CN104385080A CN104385080A CN201410676038.0A CN201410676038A CN104385080A CN 104385080 A CN104385080 A CN 104385080A CN 201410676038 A CN201410676038 A CN 201410676038A CN 104385080 A CN104385080 A CN 104385080A
- Authority
- CN
- China
- Prior art keywords
- surface shape
- amendment
- guide rail
- dish
- polishing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005498 polishing Methods 0.000 title claims abstract description 29
- 238000012986 modification Methods 0.000 title abstract 10
- 230000004048 modification Effects 0.000 title abstract 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 235000004443 Ricinus communis Nutrition 0.000 claims description 7
- 239000003607 modifier Substances 0.000 claims description 7
- 238000003754 machining Methods 0.000 abstract description 7
- 230000003287 optical effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 229920002635 polyurethane Polymers 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
- B24B13/01—Specific tools, e.g. bowl-like; Production, dressing or fastening of these tools
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention discloses a polishing die surface shape modification device and belongs to the optical element machining technical field. The polishing die surface shape modification device comprises a supporting column, a supporting frame, a guide rail and a driving motor; two ends of the guide rail are supported by the supporting column and the supporting frame and connected with the supporting column and the supporting frame respectively; the polishing die surface shape modification device also comprises a translation device, a pressure applying device and a modification plate; the translation device is fixed on the guide rail through a sliding groove and driven by the driving motor; a limiting rod is arranged between the translation device and the supporting column; the pressure applying device is connected with the guide rail through the translation device; the lower portion of the pressure applying device is connected with the modification plate through a pressure transmission rod; a levelness adjustment device is arranged between the modification plate and the pressure transmission rod and formed by a groove and a flexible wheel which is embedded in the groove. According to the polishing die surface shape modification device, the problem that the pressure of the polishing die surface shape is nonuniform is solved, the high accuracy modification on the polishing die surface shape is implemented, the uncertain factors in the circular polishing machining are reduced, the effective control can be performed on the surface shape of a machining element, the machining quality and accuracy of the machining element is improved, the machining efficiency is improved, and the local fixed-point surface shape modification is implemented.
Description
Technical field
The present invention relates to optical element ring and throw auxiliary processing device, especially glass polishing machine polishing die face shape amendment, belongs to optical element processing technique field.
Background technology
At present, in optical polishing processes, no matter from mechanical grinding theory or the viewpoint of chemically polishing theory, polished die all plays an important role.Polished die can not only carry polishing fluid, ensures that polishing fluid is to the micro mechanics effect of element and chemical action, and the most important thing is the face shape of compensating element, make element reach high accuracy.Therefore, the face shape of face shape on machine component of polished die itself has direct impact.
Conventional polished die has pitch polished die, polyurethane polishing mould etc.Normally large than pitch polished die endless belt by one and the correction-plate that weight is larger of correction for pitch polished die completes.Rely on massive correction-plate to the extruding of pitch polished die, thus change the shape of pitch polished die.Size and the weight of this correction-plate are chosen by experience usually, cannot change once selected, limited to the capability for correcting of polished die, cannot carry out precision correction to the regional area of polished die, the low and judgement of makeover process heavy dependence processing staff of correction efficiency.And for polyurethane polishing mould, usual employing diamond corrector correction polishing die face shape, polished die is made to reach specific shape by removing the grinding of polished die, cannot revise the local error of polished die equally, and the components accuracy that the machining accuracy of element is processed not as good as pitch polished die.For pitch polished die and polyurethane polishing mould, general integral face shape is adapted to good precision by current polished die correcting device, but lacks correction measure effectively for polished die local error.
In the bibliographical information can looked at present and patent, alleviated the report of correction-plate weight as seen by modes such as off-loads, have no report polished die revised by pressurized mode.
Summary of the invention
For above-mentioned not problem, the invention provides a kind of can the device of fast processing glass polishing machine polishing die face shape among a small circle.
The technical solution adopted for the present invention to solve the technical problems is: polishing die face shape modifier, comprises support column, support, guide rail and drive motors, and guide rail two ends are supported by support column and support and are connected with it; Also comprise translating device, device for exerting and amendment dish; Translating device is fixed on guide rail by chute, and translating device is driven by drive motors; Gag lever post is provided with between translating device and support column; Device for exerting is connected with guide rail through translating device, and device for exerting bottom is connected with amendment dish through pressure transmission bar, is provided with Level-adjusting device between amendment dish and pressure transmission bar, and it is made up of groove and the castor that wherein embeds.
The invention has the beneficial effects as follows, device for exerting initiatively can apply pressure to polished die, designs and have employed a kind of reversible amendment dish, and amendment dish variable diameter, pressure controllable system, solve general amendment dish and cannot execute stressed problem in polished die unit are in an active manner, simultaneously, amendment dish solves the uneven problem of polishing die face shape pressure, and reach the amendment face shape of local fixed point, achieve and the high accuracy of polishing die face shape is revised, decrease ring and throw the uncertain factor in processing, effectively can control machine component face shape, promote crudy and the precision of machine component, and improve the efficiency of processing, achieve fixed point amendment face, local shape, avoid polished die rectification plate entirety and press down the poor efficiency and uncertain result that amendment face shape brings.
Accompanying drawing explanation
Fig. 1 is general structure schematic diagram of the present invention;
Fig. 2 is amendment dish and biography pressure rod structure (amplification) schematic diagram in Fig. 1;
Fig. 3 is the front view of Fig. 2;
Fig. 4 is A-A profile of Fig. 3.
Parts and numbering in figure:
Parts and numbering in figure
1-drive motors, 2-gag lever post, 3-amendment dish, 4-device for exerting, 5-translating device,
6-guide rail, 7-pressure transmission bar, 8-castor, 9-amendment dish, 10-support column, 11-support.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is further described.
See Fig. 1-4, polishing die face shape modifier, comprises support column 10, support 11, guide rail 6 and drive motors 1, and guide rail 6 two ends are supported by support column 10 and support 11 and are connected with it; Also comprise translating device 5, device for exerting 4 and amendment dish 3; Translating device 5 is fixed on guide rail 6 by chute, and translating device 5 is driven by drive motors 1; Gag lever post 2 is provided with between translating device 5 and support column 10; Device for exerting 4 is connected with guide rail 6 through translating device 5, and device for exerting 4 bottom is connected with amendment dish 3 through pressure transmission bar 7, is provided with Level-adjusting device between amendment dish 3 and pressure transmission bar 7, and it is made up of groove 9 and the castor 8 that wherein embeds.
The diameter of amendment dish 3 is less than the width of polished die endless belt.The diameter adjustable of amendment dish 3, initiatively on polished die, can apply pressure in polished die unit are by ballast, have the function of free degree adjustment; And amendment dish 3 can rotate with the rotation of polished die.
Device for exerting 4 is Pneumatic hydraulic device.Amendment dish 3 is carried out to the effect of exerting pressure in vertical direction.Device for exerting 4 is by pressure actuation to amendment dish 3, and device for exerting 4 and amendment dish 3 are fixed on translating device 5, can move with translating device 5 in the scope of guide rail 6.Device for exerting 4 is rotatable, and amendment dish 3 can be driven to rotate.
It is polytetrafluoroethylene (PTFE) that 3 materials are coiled in amendment.Polytetrafluoroethylene (PTFE) is a kind of very wear-resisting and material of extremely difficult distortion, and can not produce pollution in wear process.
The material of guide rail 6 is aluminium section bar.
Translating device 5 is moved by drive motors 1.
Device for exerting 4 is connected with guide rail 6 through translating device 5 with amendment dish 3, and (be fixed on guide rail 6 by chute, translating device 5 keeps fixing in vertical direction to translating device, and can only move diametrically.Guide rail 6 is supported by support column 10, support 11 two ends; Amendment dish 3 has pressure transmission bar 7, castor 8, amendment dish 3 is a concave structure, pressure transmission bar 7 upper end is connected on device for exerting 4, pressure transmission bar 7 lower end is the loose fit with pressure disc 3 inner bottom part, castor 8 is placed in the groove 9 between pressure transmission bar 7 and amendment dish 3, by the effect of castor 8, make amendment dish 3 under the pressure effect of pressure transmission bar 7, certain fluctuating and distortion can be had in vertical direction, thus reaching the effect that polished die is evenly exerted a force, pressure transmission bar 7, castor 8 and amendment dish 3 form the main body of device for exerting 4.
Drive motors 1 is precision electric motor.This apparatus main body is driven to do radial displacement by precision electric motor.
Form loose fit between pressure transmission bar 7 and amendment dish 3, make amendment dish 3 in pressurized process only in vertical direction there is certain one-movement-freedom-degree.
The job step of polishing die face shape modifier is:
A. determine to need the polished die surf zone of amendment (mainly to exceed the region of average height as the region needing amendment), obtain polished die R radial location, start polissoir, polished die rotates;
B. drive motors drives translating device to be radially moved into polished die R radial location and wait instruction;
C. the relief volume H inside reading computer platform and deformation area S also estimates the force value F needed for revising, and finally sends instruction to device for exerting;
D. device for exerting starts to exert pressure, and acts on pressure transmission bar, thus acts on amendment dish, starts to revise face shape;
E. when polished die rotates and is no longer covered in deformation area S to amendment dish, device for exerting reduces pressure and promotes amendment dish, makes it lower surface and departs from polished die surface;
F., when polished die again rotates and can be covered in deformation area S to amendment dish lower surface, device for exerting supercharging the amendment dish that declines, make lower surface be close to polished die surface;
G. according to the amendment completed with upper type polished die deformation area S all on the surface, the amendment of polishing die face shape is completed, feedback computer platform.
Claims (3)
1. a polishing die face shape modifier, comprises support column (10), support (11), guide rail (6) and drive motors (1), and guide rail (6) two ends are supported by support column (10) and support (11) and are connected with it; It is characterized in that, also comprise translating device (5), device for exerting (4) and amendment dish (3); Translating device (5) is fixed on guide rail (6) by chute, and translating device (5) is driven by drive motors (1); Gag lever post (2) is provided with between translating device (5) and support column (10); Device for exerting (4) is connected with guide rail (6) through translating device (5), device for exerting (4) bottom is connected with amendment dish (3) through pressure transmission bar (7), be provided with Level-adjusting device between amendment dish (3) and pressure transmission bar (7), it is made up of groove (9) and the castor (8) that wherein embeds.
2. polishing die face shape modifier according to claim 1, is characterized in that, the diameter of described amendment dish (3) is less than the width of polished die endless belt.
3. polishing die face shape modifier according to claim 1, is characterized in that, described device for exerting (4) is Pneumatic hydraulic device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410676038.0A CN104385080B (en) | 2014-11-24 | 2014-11-24 | Polishing die face shape modification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410676038.0A CN104385080B (en) | 2014-11-24 | 2014-11-24 | Polishing die face shape modification device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104385080A true CN104385080A (en) | 2015-03-04 |
| CN104385080B CN104385080B (en) | 2017-03-15 |
Family
ID=52603087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410676038.0A Expired - Fee Related CN104385080B (en) | 2014-11-24 | 2014-11-24 | Polishing die face shape modification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104385080B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107297685A (en) * | 2017-08-23 | 2017-10-27 | 中国工程物理研究院激光聚变研究中心 | The small tool correcting device of pitch lap form error |
| CN110076696A (en) * | 2019-04-10 | 2019-08-02 | 中国科学院上海光学精密机械研究所 | A kind of auxiliary device and method for glass polishing machine polishing die face shape leveling reparation |
| CN115284176A (en) * | 2022-05-30 | 2022-11-04 | 南京茂莱光学科技股份有限公司 | Rapid trimming method for lens polishing model surface accuracy |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000032353A2 (en) * | 1998-12-01 | 2000-06-08 | Optical Generics Limited | A polishing machine and method |
| CN101249626A (en) * | 2008-03-25 | 2008-08-27 | 中国人民解放军国防科学技术大学 | Magnetic current changing polishing device for large caliber aspheric surface optical part |
| CN202271259U (en) * | 2011-08-19 | 2012-06-13 | 上海中晶企业发展有限公司 | High-precision spherical polishing machine |
| CN204277692U (en) * | 2014-11-24 | 2015-04-22 | 成都精密光学工程研究中心 | Polishing die face shape modifier |
-
2014
- 2014-11-24 CN CN201410676038.0A patent/CN104385080B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000032353A2 (en) * | 1998-12-01 | 2000-06-08 | Optical Generics Limited | A polishing machine and method |
| CN101249626A (en) * | 2008-03-25 | 2008-08-27 | 中国人民解放军国防科学技术大学 | Magnetic current changing polishing device for large caliber aspheric surface optical part |
| CN202271259U (en) * | 2011-08-19 | 2012-06-13 | 上海中晶企业发展有限公司 | High-precision spherical polishing machine |
| CN204277692U (en) * | 2014-11-24 | 2015-04-22 | 成都精密光学工程研究中心 | Polishing die face shape modifier |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107297685A (en) * | 2017-08-23 | 2017-10-27 | 中国工程物理研究院激光聚变研究中心 | The small tool correcting device of pitch lap form error |
| CN107297685B (en) * | 2017-08-23 | 2023-10-03 | 中国工程物理研究院激光聚变研究中心 | Small tool correction device for shape error of asphalt polishing disk |
| CN110076696A (en) * | 2019-04-10 | 2019-08-02 | 中国科学院上海光学精密机械研究所 | A kind of auxiliary device and method for glass polishing machine polishing die face shape leveling reparation |
| CN110076696B (en) * | 2019-04-10 | 2020-11-10 | 中国科学院上海光学精密机械研究所 | Auxiliary device and method for leveling and repairing surface shape of polishing mode of polishing machine |
| CN115284176A (en) * | 2022-05-30 | 2022-11-04 | 南京茂莱光学科技股份有限公司 | Rapid trimming method for lens polishing model surface accuracy |
| CN115284176B (en) * | 2022-05-30 | 2024-06-18 | 南京茂莱光学科技股份有限公司 | Rapid trimming method for surface type precision of lens polishing die |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104385080B (en) | 2017-03-15 |
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Granted publication date: 20170315 |