CN112548765A - Optical glass piece is polished and is held clamping device tightly with self-adaptation - Google Patents
Optical glass piece is polished and is held clamping device tightly with self-adaptation Download PDFInfo
- Publication number
- CN112548765A CN112548765A CN202011384954.9A CN202011384954A CN112548765A CN 112548765 A CN112548765 A CN 112548765A CN 202011384954 A CN202011384954 A CN 202011384954A CN 112548765 A CN112548765 A CN 112548765A
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- Prior art keywords
- clamping
- rod
- optical glass
- reel
- take
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Classifications
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- 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
- B24B13/005—Blocking means, chucks or the like; Alignment devices
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- 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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
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- 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 self-adaptive holding and clamping device for polishing an optical glass sheet, which comprises a clamping seat, wherein a bearing plate is arranged on the inner side of the clamping seat, an anti-slip pad is arranged on the surface of the bearing plate, an upright post is arranged on the lower surface of the bearing plate, a push plate is arranged at the lower end of the upright post, a metal conductive block is positioned on the inner side of an insertion slot, the insertion slot is arranged on an annular frame, and a conductive metal ring is arranged on the annular frame. This optical glass piece is polished and is held clamping device tightly with self-adaptation, treat that the glass piece of processing arranges in the bearing board, utilizes the homopolar repulsion force between first magnet and the second magnet to promote the horizontal pole and carry out the displacement motion that slides in the cross slot, finally makes things convenient for the horizontal pole to promote the take-up reel and rotates, conveniently carries out the rolling to the pull wire, and the pull wire at this moment stimulates the clamping rod, makes things convenient for the clamping rod to carry out the centre gripping fixed to optical glass piece's edge.
Description
Technical Field
The invention relates to the technical field of optical glass sheet processing, in particular to a self-adaptive holding and clamping device for polishing an optical glass sheet.
Background
The main material of the glass lens is optical glass. The refractive index is higher than that of the resin lens, so that the glass lens is thinner than the resin lens under the condition of the same power. The optical glass sheet is mostly used in the fields of medical treatment, physics, astronomy and the like.
When the existing optical glass sheet is polished and processed, the optical glass sheet is inconvenient to be stably and adaptively clamped and fixed according to the thickness of the optical glass sheet, so that the clamping stability of the optical glass sheet is reduced, the optical glass sheet is influenced to be normally polished and processed, and the production and processing quality of the optical glass sheet is finally influenced. Aiming at the problems, the novel clamping device is innovatively designed on the basis of the original clamping device.
Disclosure of Invention
The invention aims to provide a self-adaptive holding and clamping device for polishing an optical glass sheet, which aims to solve the problems that the conventional optical glass sheet proposed in the background art is inconvenient to stably and self-adaptively clamp and fix according to the thickness of the optical glass sheet during polishing, so that the stability of clamping the optical glass sheet is reduced, the normal polishing operation of the optical glass sheet is influenced, and the production and processing quality of the optical glass sheet is finally influenced.
In order to achieve the purpose, the invention provides the following technical scheme: a self-adaptive holding device for polishing optical glass sheets comprises a clamping seat, wherein a bearing plate is arranged on the inner side of the clamping seat, an anti-slip pad is arranged on the surface of the bearing plate, a stand column is arranged on the lower surface of the bearing plate, a push plate is arranged at the lower end of the stand column, the push plate is positioned on the inner side of a containing groove, the containing groove is arranged in the clamping seat, a reset spring is arranged on the lower surface of the push plate, the push plate is connected with the clamping seat through the reset spring, a stand column is arranged on the upper surface of the push plate and positioned on the inner side of a vertical groove, a first magnet is arranged on the stand column, a transverse groove is arranged on the outer side of the vertical groove, a transverse groove and the transverse groove are arranged in the clamping seat, a transverse rod is arranged on the inner side of the transverse groove, a second magnet is arranged at one end of the transverse rod, a driving tooth block is arranged on, the driving spring is positioned on the inner side of the transverse groove, the transverse rod is mutually connected with the clamping seat through the driving spring, the take-up reel is arranged below the transverse rod, the edge position of the take-up reel is of a tooth-shaped structure, the transverse rod is mutually connected with the take-up reel through the driving tooth block, the inner side of the take-up reel is provided with the installation shaft, a vortex spring is arranged between the take-up reel and the installation shaft, the take-up reel is mutually connected with the installation shaft through the vortex spring, the inner side of the take-up reel is connected with the traction wire, the other end of the traction wire is connected with the clamping rod, one end of the clamping rod is positioned on the inner side of the guide groove, the guide groove is arranged on the clamping seat, the outer side of the clamping rod is provided with the supporting spring, the supporting spring is positioned on the inner side of the guide groove, the clamping rod, and the lower extreme of inserted bar installs the metal conducting block, the metal conducting block is located the inboard of slot, and the slot is seted up on the annular frame to install electrically conductive metal ring on the annular frame.
Preferably, the supporting plate and the pushing plate form an I-shaped structure through the upright post, and the pushing plate and the accommodating groove form sliding motion.
Preferably, the upright columns are distributed on the upper surface of the push plate at equal angles, the upright columns and the vertical grooves form a telescopic structure, and the first magnets are nested on the surfaces of the upright columns.
Preferably, the cross bar and the cross groove form a telescopic structure through a driving spring, and the second magnet on the cross bar is opposite to the first magnet in the same magnetic pole.
Preferably, the driving tooth blocks are distributed on the lower surface of the cross rod at equal intervals, and the cross rod is meshed and connected with the take-up reel through the driving tooth blocks.
Preferably, the take-up reel passes through the vortex spring and constitutes revolution mechanic with the installation axle, and the outside one end and the inboard one end of vortex spring respectively with take-up reel and installation axle welded connection.
Preferably, one end of the clamping rod is viewed as a transversely-placed T-shaped structure in a plan view, and the clamping rod and the clamping seat form a sliding structure through the guide groove.
Preferably, the conductive metal ring is of an arc-shaped structure, the conductive metal ring is distributed in the annular frame at equal angles, and the conductive metal ring and the slots are distributed in the annular frame in a staggered manner.
Compared with the prior art, the invention has the beneficial effects that: the self-adaptive holding and clamping device for polishing the optical glass sheet,
1. the glass sheet to be processed is placed on the bearing plate, the bearing plate drives the push plate to move downwards at the moment, the push plate is convenient to drive the stand column to move downwards synchronously, and therefore alignment of the first magnet and the second magnet on the stand column is facilitated, the cross bar is facilitated to be pushed to slide and move in the transverse groove by utilizing the same-magnetic-pole repulsive force between the first magnet and the second magnet, the wire take-up reel is finally facilitated to be pushed to rotate by the cross bar, the traction wire is facilitated to be wound, the traction wire pulls the clamping rod at the moment, and the clamping rod is facilitated to clamp and fix the edge of the optical glass sheet;
2. when the clamping rod carries out the centre gripping to the optical glass piece, the inserted bar inserts in the slot this moment, so the metal conducting block of inserted bar lower extreme inserts between the conductive metal ring, realizes the circuit switch-on between the conductive metal ring, when the inserted bar does not stably insert in the slot, the circuit between the conductive metal ring was not put through this moment, and outside signal lamp is normally closed state, conveniently reminds relevant personnel optical glass piece and does not carry out stable centre gripping, prevents that the glass piece from not carrying on limited centre gripping just the processing of polishing.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic view of a top-down mounting structure of a clamping rod according to the present invention;
FIG. 4 is a schematic top view of the annular frame of the present invention;
FIG. 5 is a schematic top view of the support plate of the present invention;
FIG. 6 is a schematic view of a connection structure of a take-up reel and a mounting shaft according to the present invention.
In the figure: 1. a clamping seat; 2. a support plate; 3. a non-slip mat; 4. a column; 5. pushing the plate; 6. a receiving groove; 7. a return spring; 8. a column; 9. a first magnet; 10. a vertical slot; 11. a transverse groove; 12. a cross bar; 13. a second magnet; 14. a drive block; 15. a drive spring; 16. a take-up reel; 17. installing a shaft; 18. a scroll spring; 19. a pull wire; 20. a clamping rod; 21. a guide groove; 22. a support spring; 23. inserting a rod; 24. an anti-slip bump; 25. a metal conductive block; 26. a slot; 27. an annular frame; 28. a conductive metal ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a self-adaptive holding device for polishing optical glass sheets comprises a clamping seat 1, wherein a bearing plate 2 is arranged on the inner side of the clamping seat 1, an anti-slip pad 3 is arranged on the surface of the bearing plate 2, a stand column 4 is arranged on the lower surface of the bearing plate 2, a push plate 5 is arranged at the lower end of the stand column 4, the push plate 5 is positioned on the inner side of a containing groove 6, the containing groove 6 is arranged inside the clamping seat 1, a reset spring 7 is arranged on the lower surface of the push plate 5, the push plate 5 is connected with the clamping seat 1 through the reset spring 7, a stand column 8 is arranged on the upper surface of the push plate 5, the stand column 8 is positioned on the inner side of a vertical groove 10, a first magnet 9 is arranged on the stand column 8, a transverse groove 11 is arranged on the outer side of the vertical groove 10, the vertical groove 10 and the transverse groove 11 are both arranged inside the clamping seat 1, a transverse rod 12 is arranged on the inner side, the lower surface of the cross bar 12 is provided with a driving tooth block 14, the other end of the cross bar 12 is provided with a driving spring 15, the driving spring 15 is positioned at the inner side of the cross groove 11, the cross bar 12 is connected with the clamping seat 1 through the driving spring 15, a take-up reel 16 is arranged below the cross bar 12, the edge position of the take-up reel 16 is in a tooth-shaped structure, the cross bar 12 is connected with the take-up reel 16 through the driving tooth block 14, the inner side of the take-up reel 16 is provided with an installation shaft 17, a vortex spring 18 is arranged between the take-up reel 16 and the installation shaft 17, the take-up reel 16 is connected with the installation shaft 17 through the vortex spring 18, the inner side of the take-up reel 16 is connected with a traction wire 19, the other end of the traction wire 19 is connected with a clamping rod 20, one end of the clamping rod 20 is positioned at the inner side of, and supporting spring 22 is located the inboard of guide way 21 to holding rod 20 passes through supporting spring 22 and grip slipper 1 interconnect, and inserted bar 23 and skid proof block 24 are installed respectively to the lower surface of holding rod 20, and the lower extreme of inserted bar 23 installs metal conducting block 25, and metal conducting block 25 is located the inboard of slot 26, and slot 26 sets up on annular frame 27, and installs electrically conductive metal ring 28 on the annular frame 27.
The bearing plate 2 forms an I-shaped structure through the upright post 4 and the push plate 5, and the push plate 5 and the accommodating groove 6 form a sliding motion, so that the bearing plate 2 can drive the push plate 5 to move synchronously through the upright post 4 when the bearing plate 2 moves.
The stand 8 is in the equal angular distribution of push pedal 5's upper surface, and stand 8 constitutes extending structure with erecting groove 10 to first magnet 9 nestification is installed on the surface of stand 8, and the convenience is when push pedal 5 is moving, and push pedal 5 this moment can drive stand 8 and carry out concertina movement in the inboard of erecting groove 10.
The cross bar 12 and the cross groove 11 form a telescopic structure through the driving spring 15, and the second magnet 13 on the cross bar 12 is opposite to the first magnet 9 in terms of the same magnetic pole, and when the second magnet 13 is located at the same horizontal position with the first magnet 9, the first magnet 9 can push the second magnet 13 to perform displacement motion under the action of the repulsion force of the same magnetic pole.
The driving tooth blocks 14 are distributed on the lower surface of the cross rod 12 at equal intervals, and the cross rod 12 is meshed with the take-up reel 16 through the driving tooth blocks 14, so that the cross rod 12 can push the take-up reel 16 to rotate through the driving tooth blocks 14 when the cross rod 12 moves.
Take-up reel 16 constitutes revolution mechanic through scroll spring 18 and installation axle 17, and the outside one end and the inboard one end of scroll spring 18 respectively with take-up reel 16 and installation axle 17 welded connection, make things convenient for take-up reel 16 to rotate in the outside of installation axle 17 through scroll spring 18, be favorable to scroll spring 18 to promote that take-up reel 16 carries out the counter rotation in the outside of installation axle 17 simultaneously and reset.
One end of the clamping rod 20 is overlooked to be a transversely-placed T-shaped structure, and the clamping rod 20 forms a sliding structure with the clamping seat 1 through the guide groove 21, so that the clamping rod 20 can conveniently slide and displace on the clamping seat 1 through the guide groove 21.
The conductive metal rings 28 are arc-shaped structures, the conductive metal rings 28 are distributed in the annular frame 27 at equal angles, and the conductive metal rings 28 and the slots 26 are distributed in the annular frame 27 in a staggered manner, so that when the inserting rods 23 drive the metal conductive blocks 25 to be inserted into the slots 26, the metal conductive blocks 25 can be inserted into gaps between the conductive metal rings 28.
The working principle is as follows: according to the fig. 1-6, firstly, the optical glass sheet is placed in the groove on the upper surface of the holder 1, at this time, the optical glass sheet will press the supporting plate 2 downwards, at this time, the supporting plate 2 pushes the pushing plate 5 downwards through the upright post 4, at this time, the pushing plate 5 slides in the receiving groove 6, and the moving pushing plate 5 drives the upright post 8 to move downwards in the vertical groove 10 until the first magnet 9 on the upright post 8 and the second magnet 13 on the cross bar 12 are located at the same horizontal line position, at this time, under the action of the repulsion force of the same magnetic pole, the cross bar 12 slides in the inner side of the cross groove 11, at this time, the cross bar 12 pushes the take-up reel 16 to rotate through the driving tooth block 14, so that the rotating take-up reel 16 takes up the traction wire 19, and at this time, the traction wire 19 pulls the holding rod 20, so that the holding rod 20 slides in the guiding groove 21, make things convenient for clamping rod 20 to drive skid proof block 24 and stabilize the centre gripping to the edge of glass piece, meanwhile, clamping rod 20 drives in inserted bar 23 inserts slot 26, the metal conducting block 25 of inserted bar 23 below inserts between the conductive metal ring 28 this moment, the circuit switch-on this moment, outside signal lamp is bright often, when clamping rod 20 is held the unstability to the glass piece, remove the connection between metal conducting block 25 and the conductive metal ring 28 this moment, so outside signal lamp often goes out, conveniently remind relevant personnel glass piece not to stabilize the centre gripping, such optical glass piece is polished and is held tightly clamping device with the self-adaptation and make things convenient for people's use.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an optical glass piece is polished and is held clamping device tightly with self-adaptation, includes grip slipper (1), its characterized in that: the inner side of the clamping seat (1) is provided with a bearing plate (2), the surface of the bearing plate (2) is provided with an anti-slip pad (3), the lower surface of the bearing plate (2) is provided with a stand column (4), the lower end of the stand column (4) is provided with a push plate (5), the push plate (5) is positioned at the inner side of the accommodating groove (6), the accommodating groove (6) is arranged inside the clamping seat (1), the lower surface of the push plate (5) is provided with a reset spring (7), the push plate (5) is connected with the clamping seat (1) through the reset spring (7), the upper surface of the push plate (5) is provided with a stand column (8), the stand column (8) is positioned at the inner side of the vertical groove (10), the stand column (8) is provided with a first magnet (9), the outer side of the vertical groove (10) is provided with a transverse groove (11), and the vertical groove (10) and the transverse groove (11) are arranged inside the clamping seat (1, a transverse rod (12) is arranged on the inner side of the transverse groove (11), a second magnet (13) is mounted at one end of the transverse rod (12), a driving tooth block (14) is arranged on the lower surface of the transverse rod (12), a driving spring (15) is arranged at the other end of the transverse rod (12), the driving spring (15) is located on the inner side of the transverse groove (11), the transverse rod (12) is connected with the clamping seat (1) through the driving spring (15), a take-up reel (16) is arranged below the transverse rod (12), the edge of the take-up reel (16) is in a tooth-shaped structure, the transverse rod (12) is connected with the take-up reel (16) through the driving tooth block (14), a mounting shaft (17) is arranged on the inner side of the take-up reel (16), a vortex spring (18) is arranged between the take-up reel (16) and the mounting shaft (17), and the take-up reel (16) is connected with the mounting shaft (, the inner side of the take-up reel (16) is connected with a traction wire (19), the other end of the traction wire (19) is connected with a clamping rod (20), one end of the clamping rod (20) is positioned at the inner side of the guide groove (21), the guide groove (21) is arranged on the clamping seat (1), the outer side of the clamping rod (20) is provided with a supporting spring (22), the supporting spring (22) is positioned on the inner side of the guide groove (21), and the clamping rod (20) is connected with the clamping seat (1) through a supporting spring (22), the lower surface of the clamping rod (20) is respectively provided with an inserted rod (23) and an anti-skid lug (24), and the lower end of the inserted bar (23) is provided with a metal conductive block (25), the metal conductive block (25) is positioned at the inner side of the slot (26), the slot (26) is arranged on the annular frame (27), and the conductive metal ring (28) is arranged on the annular frame (27).
2. The adaptive clasping and clamping device for polishing the optical glass sheet as claimed in claim 1, wherein: the bearing plate (2) and the push plate (5) form an I-shaped structure through the upright post (4), and the push plate (5) and the accommodating groove (6) form sliding motion.
3. The adaptive clasping and clamping device for polishing the optical glass sheet as claimed in claim 1, wherein: the upright columns (8) are distributed on the upper surface of the push plate (5) at equal angles, the upright columns (8) and the vertical grooves (10) form a telescopic structure, and the first magnets (9) are nested on the surfaces of the upright columns (8).
4. The adaptive clasping and clamping device for polishing the optical glass sheet as claimed in claim 1, wherein: the transverse rod (12) and the transverse groove (11) form a telescopic structure through a driving spring (15), and the second magnet (13) on the transverse rod (12) is opposite to the first magnet (9) in the same magnetic pole.
5. The adaptive clasping and clamping device for polishing the optical glass sheet as claimed in claim 1, wherein: the driving tooth blocks (14) are distributed on the lower surface of the cross rod (12) at equal intervals, and the cross rod (12) is meshed and connected with the take-up reel (16) through the driving tooth blocks (14).
6. The adaptive clasping and clamping device for polishing the optical glass sheet as claimed in claim 1, wherein: the take-up reel (16) and the mounting shaft (17) form a rotating structure through a vortex spring (18), and one end of the outer side and one end of the inner side of the vortex spring (18) are respectively connected with the take-up reel (16) and the mounting shaft (17) in a welding mode.
7. The adaptive clasping and clamping device for polishing the optical glass sheet as claimed in claim 1, wherein: one end of the clamping rod (20) is viewed as a transversely-placed T-shaped structure in a plan view, and the clamping rod (20) and the clamping seat (1) form a sliding structure through the guide groove (21).
8. The adaptive clasping and clamping device for polishing the optical glass sheet as claimed in claim 1, wherein: the conductive metal rings (28) are of arc-shaped structures, the conductive metal rings (28) are distributed in the annular frame (27) at equal angles, and the conductive metal rings (28) and the slots (26) are distributed in the annular frame (27) in a staggered mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011384954.9A CN112548765B (en) | 2020-12-01 | 2020-12-01 | Optical glass piece is polished and is held clamping device tightly with self-adaptation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011384954.9A CN112548765B (en) | 2020-12-01 | 2020-12-01 | Optical glass piece is polished and is held clamping device tightly with self-adaptation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112548765A true CN112548765A (en) | 2021-03-26 |
| CN112548765B CN112548765B (en) | 2022-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011384954.9A Active CN112548765B (en) | 2020-12-01 | 2020-12-01 | Optical glass piece is polished and is held clamping device tightly with self-adaptation |
Country Status (1)
| Country | Link |
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| CN (1) | CN112548765B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113400220A (en) * | 2021-08-20 | 2021-09-17 | 江苏圣锦硅业新材料有限公司 | Optical glass processing fixing device |
| CN113501659A (en) * | 2021-07-01 | 2021-10-15 | 安徽金冠玻璃有限责任公司 | Prevent glass cup production hot press that crushing effect is good |
| CN114367357A (en) * | 2022-01-08 | 2022-04-19 | 泰安中联水泥有限公司 | Reduce cement of emission and found mill |
| CN117699465A (en) * | 2023-12-28 | 2024-03-15 | 无锡加文输送设备有限公司 | Windshield trades line transshipment device |
| CN118559555A (en) * | 2024-06-28 | 2024-08-30 | 江苏弗曼机械设备有限公司 | Optical glass piece polishes with self-adaptation clamping device |
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| EP0235543A2 (en) * | 1986-02-27 | 1987-09-09 | Wernicke & Co. GmbH | Device on grinding machines for edging spectacle glasses for mounting a spectacle glass |
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| CN108515368A (en) * | 2018-05-24 | 2018-09-11 | 方大乔 | A kind of locker device of industrial production |
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| CN109176351A (en) * | 2018-10-12 | 2019-01-11 | 文世菊 | A kind of machining with self-locking function fixes device with material |
| CN112824233A (en) * | 2019-11-20 | 2021-05-21 | 湖南工业大学 | Automatic clamping device for preventing bottle missing filling |
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2020
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| EP0235543A2 (en) * | 1986-02-27 | 1987-09-09 | Wernicke & Co. GmbH | Device on grinding machines for edging spectacle glasses for mounting a spectacle glass |
| CN205290734U (en) * | 2015-12-16 | 2016-06-08 | 深圳市联懋塑胶有限公司 | Automatic tool that presss from both sides of cell -phone shell |
| CN107139101A (en) * | 2017-06-20 | 2017-09-08 | 宁夏共享模具有限公司 | A kind of gripping mechanism of flexible self-locking |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113501659A (en) * | 2021-07-01 | 2021-10-15 | 安徽金冠玻璃有限责任公司 | Prevent glass cup production hot press that crushing effect is good |
| CN113400220A (en) * | 2021-08-20 | 2021-09-17 | 江苏圣锦硅业新材料有限公司 | Optical glass processing fixing device |
| CN114367357A (en) * | 2022-01-08 | 2022-04-19 | 泰安中联水泥有限公司 | Reduce cement of emission and found mill |
| CN117699465A (en) * | 2023-12-28 | 2024-03-15 | 无锡加文输送设备有限公司 | Windshield trades line transshipment device |
| CN118559555A (en) * | 2024-06-28 | 2024-08-30 | 江苏弗曼机械设备有限公司 | Optical glass piece polishes with self-adaptation clamping device |
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| Publication number | Publication date |
|---|---|
| CN112548765B (en) | 2022-05-13 |
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