CN219768079U - Camera focusing jig - Google Patents
Camera focusing jig Download PDFInfo
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- CN219768079U CN219768079U CN202321174142.0U CN202321174142U CN219768079U CN 219768079 U CN219768079 U CN 219768079U CN 202321174142 U CN202321174142 U CN 202321174142U CN 219768079 U CN219768079 U CN 219768079U
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- camera
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- front shell
- product mold
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- 238000003825 pressing Methods 0.000 claims abstract description 37
- 210000004907 gland Anatomy 0.000 claims description 21
- 230000009471 action Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 description 10
- 238000007906 compression Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
Abstract
The utility model relates to a camera focusing jig, which comprises a cover opening pressing plate, a plurality of first positioning columns, a first positioning column mounting seat and a plurality of first pressure springs, wherein the upper end parts of the first positioning columns are contacted with the lower end surface of a front shell of a camera; the product placing assembly comprises a product mold cavity, a guide sleeve and a clamping assembly, wherein the clamping assembly is used for pushing the front shell of the camera to be tightly attached to the inner wall of the product mold cavity; the sliding component is used for pushing the front shell of the camera to be closely attached to the inner wall of the product mold cavity, and is used for limiting the horizontal position above the front shell of the camera. According to the fixture for focusing the camera, the pressing component is used for realizing the positioning in the vertical direction, the product placement component and the sliding component are respectively used for realizing the positioning in the two horizontal directions, so that the positioning in three directions is realized, the accurate side positioning is realized in the three directions through the structure of the camera, the product positioning precision is high, the product lighting stability is high, and the product positioning repeatability and consistency are good.
Description
Technical Field
The utility model relates to the technical field of camera assembly, in particular to a jig for focusing a camera.
Background
With the improvement of performances such as pixels of an image acquisition sensor, a process and quality of a lens, a vehicle factory has higher requirements on the assembly quality of a camera, so that more manufacturers are equipped with precise six-axis active focusing equipment.
However, as is well known, the camera module is fixed in the fixture by the front shell and the image chip, the lens is relatively moved for focusing, and the consistency of the product AA in the mass production process depends on the consistency of the fixture, so that the fixture is the basis of the AA focusing process, and only good fixture can ensure the performance of the product.
At present, the existing camera focusing jig adopts a mode of mold cavity positioning and upper positioning or lower positioning, but in order to achieve the success rate of automatic taking and placing of products, the mold cavities of the products need to be properly enlarged, the products shake too much in the mold cavities of the products, and the positioning precision of the products is low.
Disclosure of Invention
Therefore, the utility model aims to solve the technical problems of difficult focusing caused by poor positioning precision of a camera focusing mechanism in the prior art.
In order to solve the technical problems, the utility model provides a camera focusing jig, which comprises a base; the pressing assembly is arranged on the upper end face of the base and comprises a cover opening pressing plate, a plurality of first positioning columns, a positioning column mounting seat and a plurality of first pressure springs, the cover opening pressing plate is connected with a pressing driving cylinder, the positioning column mounting seat is connected with the lower end face of the cover opening pressing plate, the first positioning columns are arranged on the upper end face of the positioning column mounting seat, the cover opening pressing plate is connected with the base through the plurality of first pressure springs, and the upper end parts of the first positioning columns are contacted with the lower end face of the front shell of the camera; the product placing assembly is arranged on the base, the product placing assembly comprises a product mold cavity, a guide sleeve and a clamping assembly, the product mold cavity is arranged on the base, a front shell of a camera is arranged in the product mold cavity, the guide sleeve is connected with the lower end face of the product mold cavity, the guide sleeve is positioned right below the front shell of the camera in the product mold cavity, the clamping assembly is arranged on the outer side wall of the product mold cavity, and the clamping assembly is used for pushing the front shell of the camera to be tightly attached to the inner wall of the product mold cavity; the sliding component is arranged on the base, and is connected with the air cylinder, the piston rod of the air cylinder drives the sliding component to be close to or far away from the product mold cavity, the sliding component is used for pushing the front shell of the camera to be closely attached to the inner wall of the product mold cavity, and the sliding component is used for limiting the horizontal position above the front shell of the camera. The fixture for focusing the camera has the advantages that accurate side positioning is realized in three directions through the structure of the camera, the precision is high, and the repeatability and consistency of product positioning are good.
In one embodiment of the present utility model, a lens holder is provided on the base, and the lens holder holds a lens to be focused.
In one embodiment of the utility model, the clamping assembly comprises a clamping block, a rotating shaft and a second pressure spring, wherein a U-shaped groove is formed in the side wall of the product mold cavity, two ends of the rotating shaft are arranged on two opposite inner walls of the U-shaped groove, the middle position of the clamping block is connected with the rotating shaft, the second pressure spring is arranged between the lower end part of the clamping block and the outer wall of the product mold cavity, the upper end part of the clamping block extends out of the U-shaped groove, the upper end part of the clamping block is connected with a first pushing block, and the first pushing block is propped against the outer wall of the front shell of the camera accommodated in the product mold cavity.
In one embodiment of the utility model, the outer wall of the clamping block far away from the product mold cavity is provided with a first inclined surface, the first inclined surface is inclined from top to bottom in a direction far away from the outer wall of the product mold cavity, and the cover opening pressing plate is driven by the downward driving cylinder to contact with the first inclined surface.
In one embodiment of the utility model, a product accommodating groove is formed in the upper end face of the product mold cavity, and a front shell of the camera is arranged in the product accommodating groove.
In one embodiment of the utility model, the sliding assembly comprises a first push rod, a limiting plate, a product gland, a third pressure spring, a guide rod, a second positioning column and two symmetrically arranged guide rod seats, wherein the two symmetrically arranged guide rod seats are arranged on the base, the guide rod is arranged on the two symmetrically arranged guide rod seats, the product gland is in sliding connection with the guide rod, the third pressure spring is arranged between one of the two symmetrically arranged guide rod seats and the product gland, one end of the limiting plate and one end of the first push rod are fixedly connected with the product gland, the limiting plate and the product cavity are in the same straight line, the first push rod is driven by a piston rod of a cylinder to be far away from the product cavity, the limiting plate is contacted with the upper end face of a front shell of a camera in the product cavity, the second positioning column is connected with the end face of the product gland close to the product cavity, and the second positioning column is driven by the third elastic restoring force of the pressure spring to be contacted with the side wall of the front shell of the camera in the product cavity.
In one embodiment of the utility model, the base is provided with a linear guide rail, the linear guide rail and the guide rod are arranged in parallel, the linear guide rail is connected with a sliding block, and the product gland is connected with the sliding block.
In one embodiment of the utility model, the cross section of the limiting plate is in a shape of a Chinese character 'tu', and a U-shaped groove is formed in the large end, close to the product mold cavity, of the limiting plate, and a lens to be detected penetrates through the U-shaped groove.
In one embodiment of the utility model, one end of the push rod, which is close to the product mold cavity, is provided with a push rod connecting block, and the push rod connecting block is connected with a piston rod of the air cylinder.
In one embodiment of the utility model, a plurality of guide pins are connected to the cover opening pressing plate, penetrate through the base, and are connected with the base in a sliding mode.
Compared with the prior art, the technical scheme of the utility model has the following advantages:
according to the fixture for focusing the camera, the pressing component is used for realizing the positioning in the vertical direction, the product placement component and the sliding component are respectively used for realizing the positioning in the two horizontal directions, so that the positioning in three directions is realized, the accurate side positioning is realized in the three directions through the structure of the camera, the product positioning precision is high, the product lighting stability is high, and the product positioning repeatability and consistency are good.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings, in which
Fig. 1 is an assembly view of a camera focusing jig of the present utility model;
fig. 2 is an exploded view of the camera focusing jig of the present utility model;
FIG. 3 is an exploded view of the hold-down assembly of the present utility model;
FIG. 4 is an exploded view of the product placement assembly of the present utility model;
FIG. 5 is an exploded view of the slide assembly of the present utility model;
fig. 6 is a schematic structural view of a lens holder according to the present utility model.
Description of the specification reference numerals: base 1, push-down assembly 2, uncapping press plate 21, first positioning column 22, positioning column mount pad 23, first compression spring 24, guide pin 25, product placement assembly 3, product mold cavity 31, U-shaped groove 311, product accommodating groove 312, guide sleeve 32, clamping assembly 33, clamping block 331, rotating shaft 332, second compression spring 333, first push block 334, first inclined surface 335, sliding assembly 4, first push rod 41, push rod connecting block 411, limiting plate 42, U-shaped groove 421, product gland 43, third compression spring 44, guide rod 45, second positioning column 46, guide rod seat 47, linear guide rail 48, slide block 49, lens placement frame 5, lens 100, front case 200.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the utility model and practice it.
Referring to fig. 1 and 2, the camera focusing jig of the present utility model includes a base 1, a pressing component 2, a product placement component 3, and a sliding component 4.
Referring to fig. 3, the pressing assembly 2 is disposed on an upper end surface of the base 1, the pressing assembly 2 includes a cover opening pressing plate 21, a plurality of first positioning columns 22, a first positioning column mounting seat 23 and a plurality of first compression springs 24, the cover opening pressing plate 21 is connected with a pressing driving cylinder, the positioning column mounting seat 23 is connected with a lower end surface of the cover opening pressing plate 21, the plurality of first positioning columns 22 are disposed on an upper end surface of the positioning column mounting seat 23, the cover opening pressing plate 21 is connected with the base 1 through the plurality of first compression springs 24, and an upper end portion of the plurality of first positioning columns 22 is contacted with a lower end surface of a front shell of the camera. The cover opening pressing plate 21 is connected with a plurality of guide pins 25, the guide pins 25 penetrate through the base 1, and the guide pins 25 are in sliding connection with the base 1.
Referring to fig. 4, the product placement module 3 is disposed on the base 1, the product placement module 3 includes a product mold cavity 31, a guide sleeve 32 and a clamping module 33, the product mold cavity 31 is disposed on the base 1, a front shell of a camera is disposed in the product mold cavity 31, the guide sleeve 32 is connected with a lower end face of the product mold cavity 31, the guide sleeve 32 is located right below the front shell of the camera in the product mold cavity 31, the clamping module 33 is disposed on an outer side wall of the product mold cavity 31, and the clamping module 33 is used for pushing the front shell of the camera to be tightly attached to an inner wall of the product mold cavity 31.
In the above structure, the clamping assembly 33 includes a clamping block 331, a rotating shaft 332 and a second compression spring 333, a U-shaped groove 311 is formed on a side wall of the product mold cavity 31, two ends of the rotating shaft 332 are disposed on two opposite inner walls of the U-shaped groove 311, a middle position of the clamping block 331 is connected with the rotating shaft 332, the second compression spring 333 is disposed between a lower end of the clamping block 331 and an outer wall of the product mold cavity 31, an upper end of the clamping block 331 extends out of the U-shaped groove 311, an upper end of the clamping block 331 is connected with a first push block 334, and the first push block 334 abuts against an outer wall of a front shell of a camera accommodated in the product mold cavity 31. The outer wall of the clamping block 331 far away from the product mold cavity 31 is provided with a first inclined surface 335, the first inclined surface 335 is inclined from top to bottom in a direction far away from the outer wall of the product mold cavity 31, and the cover opening pressing plate 21 is driven by a pressing driving cylinder to contact with the first inclined surface 335. The upper end surface of the product mold cavity 31 is provided with a product accommodating groove 312, and a front shell of a camera is arranged in the product accommodating groove 312.
Referring to fig. 5, a sliding component 4 is disposed on the base 1, and the sliding component 4 is connected with a cylinder, a piston rod of the cylinder drives the sliding component 4 to be close to or far away from the product mold cavity 31, the sliding component 4 is used for pushing a front shell of the camera to be close to an inner wall of the product mold cavity 31, and the sliding component 4 is used for limiting a horizontal position above the front shell of the camera.
In the above structure, the sliding assembly 4 includes a first push rod 41, a limiting plate 42, a product gland 43, a third compression spring 44, a guide rod 45, a second positioning column 46 and two symmetrically arranged guide rod seats 47, the two symmetrically arranged guide rod seats 47 are arranged on the base 1, the guide rod 45 is arranged on the two symmetrically arranged guide rod seats 47, the product gland 43 and the guide rod 45 are in sliding connection, the third compression spring 44 is arranged between one of the two symmetrically arranged guide rod seats 47 and the product gland 43, one end of the limiting plate 42 and one end of the first push rod 41 are fixedly connected with the product gland 43, the limiting plate 42 and the product cavity 31 are in the same straight line, the first push rod 41 is driven by a piston rod of a cylinder to be away from the product cavity 31, the limiting plate 42 is contacted with the upper end face of the front shell of the camera in the product cavity 31, the second positioning column 46 is connected with the end face of the product gland 43 close to the product cavity 31, and the product gland 43 drives the second positioning column 46 to be contacted with the side wall of the front shell of the camera in the product cavity 31 under the action of elastic restoring force of the third compression spring 44.
The base 1 is provided with a linear guide rail 48, the linear guide rail 48 and the guide rod 45 are arranged in parallel, a sliding block 49 is connected to the linear guide rail 48, and the product gland 43 is connected with the sliding block 49.
In addition, the cross section of the limiting plate 42 is in a shape of a "convex", and a U-shaped groove 421 is disposed at the large end of the limiting plate 42 near the product mold cavity 31, and the lens to be detected passes through the U-shaped groove 421.
In addition, a push rod connecting block 411 is arranged at one end of the push rod 41 close to the product mold cavity 31, and the push rod connecting block 411 is connected with a piston rod of the air cylinder.
Referring to fig. 6, the base 1 is further provided with a lens holder 5, and the lens holder 5 holds a lens to be focused. The lens placing frame body 5 is provided with a positioning groove matched with the shape of the lens, and the lens is placed in the positioning groove before focusing.
The working principle of the camera focusing jig provided by the utility model is as follows:
to assemble the lens 100 and the front case 200, the front case 200 has a PCB mounted therein, and the AA focusing is a process of placing the lens 100 on the front case 200 and adjusting the lens 100 according to the imaging of the PCB inside the front case 200. After focusing is finished, glue is arranged between the lens 100 and the front shell 200, and the glue is solidified to bond the lens 100 and the front shell 200 together.
During feeding, the unlocking cylinder is pressed downwards in the vertical direction outside, the cover opening pressing plate 21 is pressed downwards, one side of the cover opening pressing plate 21 is contacted with the outer side of the lower end of the clamping block 331 in the product placing assembly 3, the lower end of the clamping block 331 is pushed to be close to the product mold cavity 31 inwards while the cover opening pressing plate 21 is pressed downwards, the upper end of the clamping block 331 is driven to move in the direction away from the product mold cavity 31 so as to separate from the lens 100, meanwhile, the cover opening pressing plate 21 is pressed downwards to drive the positioning column mounting seat 23 on the lower side to descend so as to drive the positioning column I22 to descend to be away from the front shell 200, and the integral falling upper surface formed by the lens 100 and the front shell 200 is separated from the limiting plate 42. At this time, the other cylinder of the equipment is extended to push the first push rod 41 backward to drive the sliding component 4 away from the front shell 200 and expose the whole product mold cavity 31, and in this state, the produced camera product can be manually or automatically vertically taken up and then a new product is fed into the product mold cavity 31 again. After the feeding is finished, the side pushing cylinder is retracted firstly, under the action of the two pressure springs III 44 between the product pressing cover 43 and the guide rod seat 47, the product pressing cover 43 moves forwards to drive the limiting plate 42 to return to the upper part of the product die cavity 31, meanwhile, the two positioning columns II 46 move forwards to extrude the front shell 200, the front shell 200 is close to one surface of the product die cavity 31, the cylinder is unlocked in the vertical direction, the cover opening pressing plate 21 rises in place under the action of the spring force, the clamping block 331 rotates under the action of the pressure springs II 333 at the lower end, the upper end of the clamping block 331 extrudes the lens 100 to the other surface of the die cavity, meanwhile, the first 4 positioning columns 22 under the product die cavity 31 rise to extrude the bottom surface of the front shell 200, so that the upper end surface of the lens 100 abuts against the lower surface of the limiting plate 42, and the accurate positioning of the product is realized.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present utility model will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.
Claims (10)
1. A tool is used in camera focusing, its characterized in that: comprising the steps of (a) a step of,
a base;
the pressing assembly is arranged on the upper end face of the base and comprises a cover opening pressing plate, a plurality of first positioning columns, a positioning column mounting seat and a plurality of first pressure springs, the cover opening pressing plate is connected with a pressing driving cylinder, the positioning column mounting seat is connected with the lower end face of the cover opening pressing plate, the first positioning columns are arranged on the upper end face of the positioning column mounting seat, the cover opening pressing plate is connected with the base through the plurality of first pressure springs, and the upper end parts of the first positioning columns are contacted with the lower end face of the front shell of the camera;
the product placing assembly is arranged on the base, the product placing assembly comprises a product mold cavity, a guide sleeve and a clamping assembly, the product mold cavity is arranged on the base, a front shell of a camera is arranged in the product mold cavity, the guide sleeve is connected with the lower end face of the product mold cavity, the guide sleeve is positioned right below the front shell of the camera in the product mold cavity, the clamping assembly is arranged on the outer side wall of the product mold cavity, and the clamping assembly is used for pushing the front shell of the camera to be tightly attached to the inner wall of the product mold cavity;
the sliding component is arranged on the base, and is connected with the air cylinder, the piston rod of the air cylinder drives the sliding component to be close to or far away from the product mold cavity, the sliding component is used for pushing the front shell of the camera to be closely attached to the inner wall of the product mold cavity, and the sliding component is used for limiting the horizontal position above the front shell of the camera.
2. The camera focusing jig according to claim 1, wherein: the base is provided with a lens placing frame body, and the lens placing frame body is provided with a lens to be focused.
3. The camera focusing jig according to claim 1, wherein: the clamping assembly comprises a clamping block, a rotating shaft and a second pressure spring, wherein a U-shaped groove is formed in the side wall of the product mold cavity, two ends of the rotating shaft are arranged on two opposite inner walls of the U-shaped groove, the middle position of the clamping block is connected with the rotating shaft, the second pressure spring is arranged between the lower end part of the clamping block and the outer wall of the product mold cavity, the U-shaped groove is formed in the upper end part of the clamping block, the first push block is connected with the upper end part of the clamping block, and the first push block is propped against the outer wall of the front shell of the camera accommodated in the product mold cavity.
4. The camera focusing jig according to claim 3, wherein: the outer wall of the clamping block, which is far away from the product mold cavity, is provided with an inclined surface I, the inclined surface I is inclined from top to bottom in a direction far away from the outer wall of the product mold cavity, and the cover opening pressing plate is driven by the downward driving cylinder to contact with the inclined surface I.
5. The camera focusing jig according to claim 4, wherein: the upper end face of the product mold cavity is provided with a product accommodating groove, and a front shell of the camera is arranged in the product accommodating groove.
6. The camera focusing jig according to claim 1, wherein: the sliding assembly comprises a first push rod, a limiting plate, a product gland, a third pressure spring, a guide rod, a second positioning column and two guide rod seats which are symmetrically arranged, wherein the two guide rod seats which are symmetrically arranged are arranged on a base, the guide rod is arranged on the two guide rod seats which are symmetrically arranged, the product gland and the guide rod are in sliding connection, the third pressure spring is arranged between one of the two guide rod seats which are symmetrically arranged and the product gland, one end of the limiting plate and one end of the first push rod are fixedly connected with the product gland, the limiting plate and the product cavity are in the same straight line, the first push rod is driven by a piston rod of a cylinder to be far away from the product cavity, the limiting plate is in contact with the upper end face of a front shell of a camera in the product cavity, the second positioning column is connected with the end face of the product gland, and the second positioning column is driven by the product gland to be in contact with the side wall of the front shell of the camera in the product cavity under the action of the three elastic restoring forces of the pressure spring.
7. The camera focusing jig according to claim 6, wherein: the base is provided with a linear guide rail, the linear guide rail and the guide rod are arranged in parallel, the linear guide rail is connected with a sliding block, and the product gland is connected with the sliding block.
8. The camera focusing jig according to claim 6, wherein: the cross section of the limiting plate is in a shape of a Chinese character 'tu', and a U-shaped groove is formed in the large end, close to the product mold cavity, of the limiting plate, and a lens to be detected penetrates through the U-shaped groove.
9. The camera focusing jig according to claim 6, wherein: one end of the push rod close to the product mold cavity is provided with a push rod connecting block, and the push rod connecting block is connected with a piston rod of the air cylinder.
10. The camera focusing jig according to claim 1, wherein: the cover opening pressing plate is connected with a plurality of guide pins, and the guide pins penetrate through the base and are in sliding connection with the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321174142.0U CN219768079U (en) | 2023-05-16 | 2023-05-16 | Camera focusing jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321174142.0U CN219768079U (en) | 2023-05-16 | 2023-05-16 | Camera focusing jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219768079U true CN219768079U (en) | 2023-09-29 |
Family
ID=88107535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321174142.0U Active CN219768079U (en) | 2023-05-16 | 2023-05-16 | Camera focusing jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219768079U (en) |
-
2023
- 2023-05-16 CN CN202321174142.0U patent/CN219768079U/en active Active
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