CN216098296U - A frock clamp for two-sided grinding of micro lens - Google Patents
A frock clamp for two-sided grinding of micro lens Download PDFInfo
- Publication number
- CN216098296U CN216098296U CN202122335591.6U CN202122335591U CN216098296U CN 216098296 U CN216098296 U CN 216098296U CN 202122335591 U CN202122335591 U CN 202122335591U CN 216098296 U CN216098296 U CN 216098296U
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- micro lens
- double
- clamp
- placing frame
- workpiece
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- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The utility model discloses a tool clamp for double-sided grinding of a micro lens, which comprises a clamp body, wherein the clamp body is disc-shaped, teeth are uniformly distributed on the outer edge of the circumference of the clamp body, the teeth can be simultaneously meshed with a sun gear and an inner gear ring of a double-sided grinding and polishing machine, and a plurality of first workpiece grooves for placing workpieces are uniformly distributed and penetrated on the upper surface of the clamp body along the circumference; the clamp body is provided with a micro lens placing frame; a plurality of workpiece grooves II for placing workpieces are formed in the micro lens placing frame; the second workpiece groove corresponds to the first workpiece groove; the micro lens placing frame is connected with the clamp body through the positioning assembly. The utility model is suitable for grinding the micro lenses with different specifications.
Description
Technical Field
The utility model relates to the technical field of micro lens production, in particular to a tool clamp for double-sided grinding of a micro lens.
Background
The optical lens is the most basic unit constituting an optical system, and is an optical element made of a transparent material and having a spherical or aspherical surface, and light is refracted and reflected by the surface to form an image. The transmissive materials are classified into optical glass, optical crystal, and optical plastic, wherein optical glass is the most commonly used optical material. With the widespread use of optical instruments in recent years, the demand for optical elements has increased, and particularly, the demand for high-precision optical lenses has increased more straightforwardly.
In the grinding process, the optical lens needs to be placed on a tool clamp of a grinding machine for grinding. The existing tool clamp is fixed in shape and cannot be adjusted for products of different models.
Disclosure of Invention
The utility model aims to provide a tool clamp for grinding double surfaces of micro lenses, which is suitable for grinding micro lenses with different specifications.
In order to solve the technical problems, the utility model adopts the following technical scheme: a tool clamp for double-sided grinding of a micro lens comprises a clamp body, wherein the clamp body is disc-shaped, teeth are uniformly distributed on the outer edge of the circumference of the clamp body, the teeth can be meshed with a sun gear and an inner gear ring of a double-sided grinding and polishing machine at the same time, and a plurality of first workpiece grooves for placing workpieces are uniformly distributed and penetrated on the upper surface of the clamp body along the circumference; the clamp body is provided with a micro lens placing frame; a plurality of workpiece grooves II for placing workpieces are formed in the micro lens placing frame; the second workpiece groove corresponds to the first workpiece groove; the micro lens placing frame is connected with the clamp body through the positioning assembly.
Further, the thickness of the clamp body is smaller than that of the workpiece to be machined.
Furthermore, the positioning assembly comprises a positioning hole arranged on the periphery of the fixture body and a positioning column arranged on the micro lens placing frame.
Further, the size of the first workpiece groove is larger than that of the second workpiece groove.
Furthermore, the second workpiece groove is arranged in the connecting block; the connecting block and the micro lens placing frame are integrally formed; both ends of the connecting block protrude out of the micro lens placing frame; a first clamping plate and a second clamping plate are arranged in the connecting block; a bolt is rotatably connected to the connecting block; two thread sections with opposite thread turning directions are arranged on a screw rod of the bolt; and the first clamping plate and the second clamping plate are respectively in threaded connection with the two sections of threads on the bolt.
Furthermore, two ends of the first clamping plate and the second clamping plate are in sliding connection with the side walls of the second workpiece groove in the connecting block.
The utility model has the beneficial effects that:
1) when the shape and the size of the workpiece to be processed are changed, the tool clamp does not need to be replaced, and only the micro lens placing frame needs to be replaced, so that the replacement is convenient, and the time cost and the material cost are saved.
2) The utility model is suitable for small-batch production, and micro lenses with different specifications can be placed in the same clamp body for grinding.
Drawings
The utility model is further illustrated by the following figures and examples.
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic structural diagram of a microlens holder.
FIG. 3 is a schematic view of the microlens holder and the fixture body.
Figure 4 is a schematic view of the interior of the connector block.
Detailed Description
The technical solution of the present invention will be clearly and completely described by the following detailed description.
Example 1
Referring to fig. 1 to 3, the tool clamp for double-sided grinding of a micro lens according to the present invention includes a clamp body 1, the clamp body 1 is disc-shaped, teeth 2 are uniformly distributed on the outer edge of the circumference of the clamp body 1, the teeth 2 can be simultaneously engaged with a sun gear and an inner gear ring of a double-sided grinding and polishing machine, and the tool clamp is characterized in that: a plurality of workpiece grooves I3 for placing workpieces are uniformly distributed and penetrated on the upper surface of the clamp body 1 along the circumference; the clamp body 1 is provided with a micro lens placing frame 4; a plurality of workpiece grooves II 5 for placing workpieces are arranged on the micro lens placing frame 4; the second workpiece groove 5 corresponds to the first workpiece groove 3; the micro lens placing frame 4 is connected with the clamp body 1 through a positioning assembly.
The thickness of the clamp body is smaller than that of a workpiece to be processed.
The positioning assembly comprises a positioning hole 6 arranged on the periphery of the clamp body 1 and a positioning column 7 arranged on the micro lens placing frame 4.
The utility model puts the micro lens into the lens clamping piece for cutting, puts the lens clamping piece into the first workpiece groove 3 of the clamp body 1, and then carries out double-sided grinding on the double-sided grinding machine.
When the size of the clamp provided with the micro lens changes, a proper micro lens placing frame 4 is selected, the micro lens placing frame 4 is installed in the clamp body 1 through the positioning assembly, and then the lens clamping piece is placed in the second workpiece groove 5.
The diameter of the microlens placing frame 4 is smaller than that of the jig body 1.
Example 2
As shown in fig. 4, the second workpiece groove 5 of the present invention is disposed in the connecting block 8; the connecting block 8 and the micro lens placing frame 4 are integrally formed; both ends of the connecting block 8 protrude out of the micro lens placing frame 4; a first clamping plate 61 and a second clamping plate 62 are arranged in the connecting block 8; a bolt 63 is rotatably connected to the connecting block 8; two thread sections with opposite thread turning directions are arranged on a screw rod of the bolt 63; the first clamping plate 61 and the second clamping plate 62 are respectively screwed with the two sections of threads on the bolt.
Two ends of the first clamping plate 61 and the second clamping plate 62 are in sliding connection with the side wall of the second workpiece groove 5 in the connecting block 8.
The utility model also provides a first clamping plate 61 and a second clamping plate 62, and the distance between the first clamping plate 61 and the second clamping plate 62 is adjusted by rotating the bolt, so that the first clamping plate 61 and the second clamping plate 62 clamp the lens clamping piece for double-sided grinding.
When the shape and the size of the workpiece to be processed are changed, the tool clamp does not need to be replaced, only the micro lens placing frame needs to be replaced, the replacement is convenient, and the time cost and the material cost are saved.
The utility model is suitable for small-batch production, and micro lenses with different specifications can be placed in the same clamp body for grinding (the micro lenses with different specifications are consistent in height and different in diameter, and the tool clamp can be suitable for use).
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a frock clamp for little lens double-sided lapping, includes anchor clamps body (1), anchor clamps body (1) are discoid, the circumference outer fringe equipartition of anchor clamps body (1) is equipped with tooth (2), tooth (2) can be simultaneously with the sun gear and the ring gear intermeshing of double-sided lapping burnishing machine, its characterized in that: a plurality of workpiece grooves I (3) for placing workpieces are uniformly distributed and penetrated on the upper surface of the clamp body (1) along the circumference; a micro lens placing frame (4) is arranged on the clamp body (1); a plurality of workpiece grooves II (5) for placing workpieces are arranged on the micro lens placing frame (4); the second workpiece groove (5) corresponds to the first workpiece groove (3); the micro lens placing frame (4) is connected with the clamp body (1) through a positioning assembly.
2. The tooling clamp for double-sided grinding of the micro lens as claimed in claim 1, wherein: the thickness of the clamp body is smaller than that of the workpiece to be processed.
3. The tooling clamp for double-sided grinding of the micro lens as claimed in claim 1, wherein: the positioning assembly comprises a positioning hole (6) arranged on the periphery of the fixture body (1) and a positioning column (7) arranged on the micro-lens placing frame (4).
4. The tooling clamp for double-sided grinding of the micro lens as claimed in claim 1, wherein: the size of the first workpiece groove (3) is larger than that of the second workpiece groove (5).
5. The tooling clamp for double-sided grinding of the micro lens as claimed in claim 1, wherein: the second workpiece groove (5) is arranged in the connecting block (8); the connecting block (8) and the micro lens placing frame (4) are integrally formed; both ends of the connecting block (8) protrude out of the micro lens placing frame (4); a first clamping plate (61) and a second clamping plate (62) are arranged in the connecting block (8); a bolt (63) is rotatably connected to the connecting block (8); two thread sections with opposite thread turning directions are arranged on a screw rod of the bolt (63); the first clamping plate (61) and the second clamping plate (62) are respectively in threaded connection with the two sections of threads on the bolt.
6. The tooling fixture for double-sided grinding of micro lenses according to claim 5, wherein: and the two ends of the first clamping plate (61) and the second clamping plate (62) are in sliding connection with the side wall of the second workpiece groove (5) in the connecting block (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122335591.6U CN216098296U (en) | 2021-09-26 | 2021-09-26 | A frock clamp for two-sided grinding of micro lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122335591.6U CN216098296U (en) | 2021-09-26 | 2021-09-26 | A frock clamp for two-sided grinding of micro lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216098296U true CN216098296U (en) | 2022-03-22 |
Family
ID=80688849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122335591.6U Active CN216098296U (en) | 2021-09-26 | 2021-09-26 | A frock clamp for two-sided grinding of micro lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216098296U (en) |
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2021
- 2021-09-26 CN CN202122335591.6U patent/CN216098296U/en active Active
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