CN110576389A - Optical fiber array grinding clamp - Google Patents
Optical fiber array grinding clamp Download PDFInfo
- Publication number
- CN110576389A CN110576389A CN201910882678.XA CN201910882678A CN110576389A CN 110576389 A CN110576389 A CN 110576389A CN 201910882678 A CN201910882678 A CN 201910882678A CN 110576389 A CN110576389 A CN 110576389A
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- CN
- China
- Prior art keywords
- optical fiber
- insert
- fiber array
- pressing
- hole
- Prior art date
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Links
- 239000013307 optical fiber Substances 0.000 title claims abstract description 94
- 238000003825 pressing Methods 0.000 claims abstract description 51
- 238000009434 installation Methods 0.000 claims abstract description 19
- 230000000712 assembly Effects 0.000 claims abstract description 6
- 238000000429 assembly Methods 0.000 claims abstract description 6
- 238000005498 polishing Methods 0.000 claims description 18
- 238000003491 array Methods 0.000 abstract description 9
- 239000000835 fiber Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000758 substrate 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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/27—Work carriers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Coupling Of Light Guides (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention discloses an optical fiber array grinding clamp which comprises an insert disc, a plurality of inserts and a plurality of fixing assemblies, wherein: the embedded disc is provided with a plurality of first connecting parts which are communicated with the upper surface of the embedded disc; the insert comprises an insert body and a pressing component, wherein at least one second connecting part is arranged on one side surface of the insert body, the second connecting part is embedded into the first connecting part from top to bottom, a first chute and a U-shaped through hole are formed in the other side surface of the insert body, the U-shaped through hole is parallel to the second connecting part, a first mounting hole which is perpendicular to and communicated with the first chute is further formed in the upper surface of the insert body, and the pressing component is mounted in the first mounting hole and can move along the first mounting hole; the fixing component penetrates through the U-shaped through hole and is connected with the side face of the embedded disc. The invention is suitable for the grinding of optical fiber arrays with various angles, and has high installation precision and high installation efficiency.
Description
Technical Field
The invention relates to the technical field of optical fiber manufacturing, in particular to an optical fiber array grinding clamp.
Background
The fiber array utilizes a V-groove to mount an optical fiber, a bundle of optical fibers, or an optical fiber ribbon on the array substrate. The optical fiber array is such that the bare optical fiber portion from which the optical fiber coating is removed is placed in the V-groove, pressed by the presser member and adhered by the adhesive. At the front end, the optical fiber is precisely positioned, and the fiber array positions the fiber position of the ribbon fiber with a high precision V-groove, having a precisely ground end face, as one of the important components of a planar lightwave circuit splitter, greatly reducing the loss of optical waveguide devices and optical coupling alignment. The end face of the optical fiber array usually has various angles, and the end face of the optical fiber array needs to be ground at a specific angle in the manufacturing process of the optical fiber array.
the prior patent of invention with application number of CN201610762031.X, the publication date is 8/7/2018, and the patent name is: a 45-degree FA grinding clamp. The clamp comprises a disc-shaped clamp body, wherein a plurality of grinding ends are arranged on the circumference of the clamp body, the grinding ends are movably assembled with a competition steel through screws, and the position of the competition steel is fixed through a pressing sheet; the grinding end is used for grinding the end face of the bare optical fiber at a specific angle of 45 degrees; the Saikang is used for fixing the bare optical fiber placed in the grinding end; the pressing sheet corresponds to the grinding end, is arranged on the outer side of the clamp body close to the circumference and is positioned in the middle of the grinding end. According to the invention, the defect rate is greatly reduced by grinding the grinding end of the disc-shaped clamp and the Saikang fixed bare optical fiber; can grind the processing to many with optic fibre simultaneously through a plurality of grinding ends, improve production efficiency reduce cost. However, the polishing jig provided by the patent is only suitable for polishing 45 ° optical fibers, has low installation efficiency (the optical fiber array needs to be observed and adjusted by naked eyes when being installed), and has low installation precision (the positioning structure is simple).
Disclosure of Invention
The invention aims to overcome the technical defects and provides an optical fiber array grinding clamp which is used for solving the problems of low applicability, low installation efficiency and low installation precision of the optical fiber array grinding clamp in the prior art.
In order to achieve the technical purpose, the technical scheme of the invention is as follows: an optical fiber array grinding fixture comprises an insert disc, a plurality of inserts and a plurality of fixing assemblies, wherein:
the embedded disc is provided with a plurality of first connecting parts which are communicated with the upper surface of the embedded disc;
The insert comprises an insert body and a pressing component, wherein at least one second connecting part is arranged on one side surface of the insert body, the second connecting part is embedded into the first connecting part from top to bottom, a first chute and a U-shaped through hole are formed in the other side surface of the insert body, the chute is respectively communicated with the upper surface and the lower surface of the insert, the U-shaped through hole is parallel to the second connecting part, a first mounting hole which is perpendicular to and communicated with the first chute is further formed in the upper surface of the insert body, and the pressing component is mounted in the first mounting hole and can move along the first mounting hole;
the fixing component penetrates through the U-shaped through hole and is connected with the side face of the embedded disc.
Compared with the prior art, the invention has the beneficial effects that: the inserts have interchangeability, and the first chutes of different inserts and the vertical plane can have different angles so as to adapt to the requirements of different grinding angles of the optical fiber array; the widths of the sliding grooves of different inlays can be different so as to meet the installation requirements of optical fiber arrays of different specifications; the optical fiber array and the insert are installed step by step, the insert naturally falls under the action of gravity, and the visual observation and the subsequent adjustment are not needed; the optical fiber array is abutted to the two side faces of the sliding groove in the left and right direction, and the second connecting portion is in sliding fit with the first connecting portion, so that the optical fiber array is limited in two directions respectively, and the installation precision of the optical fiber array is greatly improved.
Drawings
FIG. 1 is an exploded view of an embodiment 1 of a fiber array lapping fixture provided in the present invention;
FIG. 2 is an exploded view of an insert, a mounting assembly, and an optical fiber array of embodiment 1 of an optical fiber array abrasive fixture provided in the present invention;
FIG. 3 is a perspective view of an insert body of embodiment 1 of an optical fiber array abrasive fixture provided in the present invention;
FIG. 4 is a perspective view of an embodiment 1 of an optical fiber array lapping fixture provided in the present invention;
FIG. 5 is a perspective view of an embodiment 2 of an optical fiber array lapping fixture provided in the present invention;
FIG. 6 is an exploded view of an embodiment 3 of a fiber array lapping fixture provided in the present invention;
FIG. 7 is a perspective view of an embodiment 3 of an optical fiber array lapping fixture provided in the present invention;
Reference numerals: 100-grinding fixture and optical fiber array, 1-embedding disc, 2-embedding block, 3-fixing component, 4-optical fiber array, 11-first connecting part, 21-embedding block body, 22-pressing component, 111-limiting surface, 211-second connecting part, 212-first sliding groove, 213-U-shaped through hole, 214-first mounting hole, 215-second mounting hole, 221-pressing rod, 222-spring, 223-limiting part, 2111-notch, 2121-second sliding groove and 2211-pressing part.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
example 1:
Referring to fig. 1, fig. 1 is an exploded view of an embodiment 1 of an optical fiber array polishing jig according to the present invention, and the optical fiber array polishing jig according to the present invention includes a block 1, a plurality of blocks 2, and a plurality of fixing assemblies 3, where the block 1 is used to connect the plurality of blocks, each block 2 clamps an optical fiber array 4, and the fixing assemblies 3 fix the blocks 2 and the block 1 together.
to specifically describe the structure of the insert disc 1, the insert 2, and the fixing assembly 3, please refer to fig. 1 to 3, fig. 2 is an exploded view of the insert, the fixing assembly, and the optical fiber array of the optical fiber array polishing clamp embodiment 1, and fig. 3 is a perspective view of the insert body of the optical fiber array polishing clamp embodiment 1.
The side surface of the embedded plate 1 is provided with a first connecting part 11, and the first connecting part 11 is connected with the upper surface of the embedded plate 1, so that the embedded plate 2 can be arranged in the embedded plate 1 from top to bottom.
The plurality of inserts 1 are mounted on the side surface of the insert 1, the side surface of the insert 1 may be a plurality of planes or a cylindrical surface, in this embodiment, the plurality of planes are provided, the insert 2 includes an insert 2 body and a pressing component 22, the insert 2 body is used for mounting the optical fiber array 4, the pressing component 22 fixes the optical fiber array 4 on the insert 2 body, a plurality of second connecting portions 211 are provided on the side surface of the insert 2 body, and the plurality of second connecting portions 211 are embedded into the plurality of first connecting portions 11 from top to bottom in a one-to-one correspondence manner, so that the insert 2 body can slide up and down along the side surface of the insert 1, (as will be easily understood by those skilled in the art, the second connecting portions 211 may also be provided at an angle different from 90 ° with respect to the upper surface of the insert 1, and can also slide up and down on the side surface of the insert 1), it should be noted that the gap, to ensure the accuracy of the mounting of the insert 2 on the insert disc 1. The other side surface of the insert 2 body is provided with a first chute 212 and a U-shaped through hole 213, the first chute 212 is respectively connected with the upper surface and the lower surface of the insert 2, the optical fiber array 4 is arranged in the first chute 212, the U-shaped through hole 213 is arranged in parallel with the second connecting part 211, and the pressing component 22 is arranged in the insert 2 body and can move along the vertical direction of the first chute 212 so as to adapt to the installation requirements of the optical fiber arrays 4 with different specifications; the insert 2 further has a first mounting hole 214 formed in the upper surface thereof and perpendicular to the first sliding groove 212, and the pressing member 22 is mounted in the first mounting hole 214 and is movable along the first mounting hole 214.
The fixing assemblies 3 are respectively installed on a plurality of sides of the insert 1 in a one-to-one correspondence manner, and penetrate through the U-shaped through hole 213 to fix the insert 2 body on the side of the insert 1, and the U-shaped through hole 213 is arranged along the vertical direction, so that the inserts can be fixed at different positions of the insert 1.
As a preferred embodiment, the first connection portion 11 is a groove.
the first connecting portion 11 is a groove, and the corresponding second connecting portion 211 is a boss. The matching mode has simple structure and is easy to realize.
In a preferred embodiment, the first connecting portion 11 has a limiting surface 111 parallel to the lower surface of the panel 1.
The first connecting portion 11 has a limiting surface 111 parallel to the lower surface of the insert 1, and can limit the insert 2 from falling downward after being inserted into the insert 1, so that the insert 2 cannot fall out from the lower surface of the insert 1.
In a preferred embodiment, the first connecting portion 11 has a trapezoidal cross section, and the bottom surface of the first connecting portion 11 is larger than the top surface.
The section of the first connecting part 11 is trapezoidal, and the bottom surface of the first connecting part 11 is larger than the top surface, so that the insert 2 can only be installed or disassembled from top to bottom, and the trapezoidal section is relatively easy to process.
As a preferred embodiment, the pressing assembly 22 includes a pressing rod 221, a spring 222 and a limiting member 223, the pressing rod 221 has a pressing portion 2211, the pressing portion 2211 is disposed in the first connecting portion 11, the spring 222 is installed between the pressing portion 2211 and the first connecting portion 11, the limiting member 223 is installed at the other end of the pressing rod 221, the bottom surface of the insert 2 is further provided with a second installation hole 215, the second installation hole 215 is in communication with the first sliding groove 212, and the section of the second installation hole 215 is larger than that of the pressing portion 2211.
it is easy to understand that, in order to ensure that the spring 222 works normally, the section of the pressing portion 2211 should be larger than the section of the other part of the pressing rod 221, the pressing rod 221 is used for fixing the optical fiber array 4, the spring 222 provides elastic force for the pressing rod 221, and the limiting member 223 is used for limiting the pressing rod 221 from pressing downwards when the optical fiber array 4 is not installed (the specific installation and implementation manner is that the limiting member 223 is a round rod, one end of the pressing rod 221, which is exposed out of the insert 2, is provided with a corresponding round hole, after the pressing rod 221 and the spring 222 are installed in the insert 2, the pressing rod 221 is pressed by the pressing portion 2211 to expose the round hole out of the insert 2, and a round. It should be noted that, in order to ensure that the pressing rod 221 and the spring 222 can be installed in the insert 2, the bottom surface of the insert 2 should be provided with the second installation hole 215, and the spring 222 and the pressing rod 221 can be installed from the bottom of the insert 2 through the second installation hole 215.
in a preferred embodiment, a second sliding slot 2121 connected to both the upper and lower surfaces of the main body of the insert 2 is provided on a surface of the first sliding slot 212 opposite to the pressing component 22.
the width of the second sliding slot 2121 is the same as the width of the optical fiber array 4 to limit the optical fiber array 4 from rotating in the first sliding slot 212.
The following is a detailed description of the installation process and the working principle of the optical fiber array polishing clamp provided by the present embodiment: referring to fig. 4, fig. 4 is a perspective view of an optical fiber array polishing clamp embodiment 1 according to the present invention, the insert 2 is assembled (the assembling process of the insert 2 is described in detail earlier, and is not described herein again), the optical fiber array 4 is loaded into the first chute 212 from top to bottom, two end faces of the optical fiber array 4 are abutted to two side faces of the second chute 2121, the optical fiber array 4 is continuously slid downward, the pressing component 22 presses the optical fiber array 4, and the optical fiber array 4 is exposed from the bottom face of the insert 2 (in this embodiment, the specific implementation manner is that the pressing rod 221 is pulled, the optical fiber array 4 is slid downward until the optical fiber array 4 is exposed from the bottom face of the insert 2, and the pressing rod 221 is released to press the pressing rod 221 against the side. After the optical fiber arrays 4 are arranged in each insert 2 one by one, the second connecting part 211 of each insert 2 is embedded into the first connecting part 11 one by one, then the insert disc 1 is placed on an equal-height device, a certain gap is reserved between the edge of the bottom surface of the insert disc 1 and the equal-height device, at the moment, the inserts 2 fall down under the action of gravity until the optical fiber arrays 4 contact the equal-height device, then the fixing components 3 penetrate through the U-shaped through holes 213 one by one, the inserts 2 can be fixed on the insert disc 1 by screwing the fixing components 3, at the moment, the lower edges of all the optical fiber arrays 4 on the insert disc 1 are positioned on the same plane parallel to the lower surface of the insert disc 1, and then the grinding fixture and the optical fiber arrays 100 are.
it should be noted that, the insert 2 is slidably engaged with the insert 1 by the second connecting portion 211 and the first connecting portion 11, the insert 2 has a certain interchangeability, and an included angle between the first chute 212 and the vertical plane determines an angle for polishing and forming the optical fiber array 4, so that different inserts 2 can be manufactured according to the angle for forming the optical fiber array 4, and a gap between the edge of the bottom surface of the insert 1 and the contour device determines a maximum polishing amount of the optical fiber array 4, and further, different inserts 2 can be clamped on the same insert 1 to polish the optical fiber arrays 4 with different forming angles on the same fixture, and it should be noted that final polishing amounts are the same. In addition, the conventional clamp needs to be installed and adjusted in place at one time when being installed, namely, the optical fiber array 4 needs to be fixed while the position of the optical fiber array 4 is aligned on an equal-height device through visual observation and manual adjustment. Meanwhile, the optical fiber array 4 and the insert 2 are limited in multiple directions (the optical fiber array 4 and the insert 2 are limited by the second sliding groove 2121, and the insert 2 and the insert disc 1 are limited by the second connecting part 211 and the first connecting part 11), so that the optical fiber array 4 is higher in installation accuracy.
example 2:
referring to fig. 5, fig. 5 is a perspective view of an optical fiber array polishing clamp embodiment 2 according to the present invention.
the implementation process of embodiment 2 is basically the same as that of embodiment 1, and is not described herein again, except that:
The pressing member 22' is a screw.
When the optical fiber is fixed by the screw, the optical fiber is loaded from the top of the insert 2, so that a mounting hole does not need to be formed in the bottom surface of the insert 2, the manufacturing cost is saved, and the optical fiber array 4 is not installed conveniently and quickly in the embodiment 1.
Example 3:
Referring to fig. 6 and 7, fig. 6 is an exploded view of an embodiment 3 of an optical fiber array polishing clamp according to the present invention, and fig. 7 is a perspective view of the embodiment 3 of the optical fiber array polishing clamp according to the present invention.
The implementation process of embodiment 3 is basically the same as that of embodiment 1, and is not repeated here, except that:
The first connecting portion 11 ' is a rectangular notch, the bottom of the first connecting portion 11 ' is provided with the retaining platform 111 ', the bottom surface of the insert 2 ' is provided with two notches 2111, the side surface of the insert 2 ' is matched with the inner wall of the first connecting portion 11 ', the matching precision reaches the micron level, the insert 2 ' slides into the first connecting portion 11 ' from the top of the insert disc 1 ', the notches 2111 are abutted to the retaining platform 111 ', and the insert 2 ' is prevented from continuously falling down.
In summary, the present invention has the following features: the first chutes 212 of different inserts 2 and the vertical plane can have different angles to meet the requirements of different grinding angles of the optical fiber array 4; the widths of the second chutes 2121 of different inserts 2 can be different, so as to meet the installation requirements of optical fiber arrays 4 with different specifications; the optical fiber array 4 and the insert 2 are installed step by step, the insert 2 naturally falls under the action of gravity, and the visual observation is not needed for subsequent adjustment; the optical fiber array 4 is abutted to the two side faces of the second sliding groove 2121 from left to right, and the second connecting portion 211 is in sliding fit with the first connecting portion 11, so that the optical fiber array 4 is limited in two directions respectively, and the installation accuracy of the optical fiber array 4 is greatly improved.
the above embodiments of the present invention should not be construed as limiting the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the protection scope of the claims of the present invention.
Claims (8)
1. an optical fiber array grinding clamp is characterized by comprising an insert disc, a plurality of inserts and a plurality of fixing assemblies, wherein:
The embedded disc is provided with a plurality of first connecting parts which are communicated with the upper surface of the embedded disc;
The insert comprises an insert body and a pressing component, wherein at least one second connecting part is arranged on one side surface of the insert body, the second connecting part is embedded into the first connecting part from top to bottom, a first sliding groove and a U-shaped through hole are formed in the other side surface of the insert body, the sliding groove is respectively communicated with the upper surface and the lower surface of the insert, the U-shaped through hole is parallel to the second connecting part, a first mounting hole which is perpendicular to and communicated with the first sliding groove is further formed in the upper surface of the insert body, and the pressing component is mounted in the first mounting hole and can move along the first mounting hole;
The fixing component penetrates through the U-shaped through hole and is connected with the side face of the embedded disc.
2. the optical fiber array polishing jig of claim 1, wherein the first connecting portion is a groove.
3. The optical fiber array polishing jig of claim 2, wherein the first connecting portion has a trapezoidal cross-section, and the bottom surface of the first connecting portion is larger than the top surface.
4. The optical fiber array abrasive fixture of claim 1, wherein said first connector bottom surface is parallel to said insert bottom surface.
5. The optical fiber array grinding fixture according to claim 1, wherein the pressing component comprises a pressing rod, a spring and a limiting member, the pressing rod has a pressing portion, the pressing rod is installed in the first installation hole, the pressing portion is disposed in the first connection portion, one end of the spring abuts against the pressing portion, the other end of the spring abuts against the insert, and the limiting member is installed at the other end of the pressing rod.
6. The optical fiber array polishing jig of claim 1, wherein the pressing member is a screw.
7. The optical fiber array polishing jig of claim 1, wherein the fixing member is a screw.
8. The optical fiber array grinding fixture according to claim 1, wherein a second chute communicating with both the upper and lower surfaces of the insert body is provided in a surface of the first chute opposite to the pressing member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910882678.XA CN110576389B (en) | 2019-09-18 | 2019-09-18 | Optical fiber array grinding clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910882678.XA CN110576389B (en) | 2019-09-18 | 2019-09-18 | Optical fiber array grinding clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110576389A true CN110576389A (en) | 2019-12-17 |
| CN110576389B CN110576389B (en) | 2024-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910882678.XA Active CN110576389B (en) | 2019-09-18 | 2019-09-18 | Optical fiber array grinding clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110576389B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112025546A (en) * | 2020-09-30 | 2020-12-04 | 湖南彗驰科技有限公司 | Optical fiber grinding clamp capable of being clamped quickly |
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| CN203485018U (en) * | 2013-10-08 | 2014-03-19 | 中国电子科技集团公司第四十四研究所 | Array optical fiber grinding and polishing device |
| CN106181753A (en) * | 2016-08-30 | 2016-12-07 | 武汉博昇光电股份有限公司 | A kind of 45 °F of A grinding clamps |
| CN206937074U (en) * | 2017-05-05 | 2018-01-30 | 四川九州光电子技术有限公司 | Nonstandard lock pin grinds positioner |
| CN207239947U (en) * | 2017-08-23 | 2018-04-17 | 南京盛略科技有限公司 | Optical fiber lapping fixture |
| CN207983003U (en) * | 2017-12-29 | 2018-10-19 | 成都晶华光电科技股份有限公司 | A kind of lens grinding built-up jig |
| CN208231543U (en) * | 2018-02-27 | 2018-12-14 | 康普技术有限责任公司 | Grinding clamp for multi-fiber connector |
| CN210704241U (en) * | 2019-09-18 | 2020-06-09 | 湖北骏骞光电科技有限公司 | Optical fiber array grinding clamp |
-
2019
- 2019-09-18 CN CN201910882678.XA patent/CN110576389B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050100730A (en) * | 2004-04-14 | 2005-10-20 | 조형준 | Jig assembly for fixing a plurality of work piece |
| CN203485018U (en) * | 2013-10-08 | 2014-03-19 | 中国电子科技集团公司第四十四研究所 | Array optical fiber grinding and polishing device |
| CN106181753A (en) * | 2016-08-30 | 2016-12-07 | 武汉博昇光电股份有限公司 | A kind of 45 °F of A grinding clamps |
| CN206937074U (en) * | 2017-05-05 | 2018-01-30 | 四川九州光电子技术有限公司 | Nonstandard lock pin grinds positioner |
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| CN207983003U (en) * | 2017-12-29 | 2018-10-19 | 成都晶华光电科技股份有限公司 | A kind of lens grinding built-up jig |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112025546A (en) * | 2020-09-30 | 2020-12-04 | 湖南彗驰科技有限公司 | Optical fiber grinding clamp capable of being clamped quickly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110576389B (en) | 2024-06-14 |
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