CN210626002U - Self-focusing lens back intercept detection mechanism - Google Patents
Self-focusing lens back intercept detection mechanism Download PDFInfo
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- CN210626002U CN210626002U CN201921855087.5U CN201921855087U CN210626002U CN 210626002 U CN210626002 U CN 210626002U CN 201921855087 U CN201921855087 U CN 201921855087U CN 210626002 U CN210626002 U CN 210626002U
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- screw rod
- sliding table
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Abstract
The utility model discloses an intercept detection mechanism behind self-focusing lens, including electric cabinet, camera, driving motor, mobile station, anchor clamps and light source, camera, driving motor, mobile station and anchor clamps correspond and set up in the electric cabinet top, camera and driving motor are located the both sides of mobile station, anchor clamps set up in the mobile station top, the light source sets up in electric cabinet one side and corresponds the setting with the camera lens of anchor clamps and camera, the mobile station includes the first lead screw slip table on upper portion and the second lead screw slip table of lower part, the direction of motion of first lead screw slip table and second lead screw slip table is mutually perpendicular just on the horizontal direction the direction of motion of second lead screw slip table and camera and light source are on same straight line. The utility model has the advantages of simple and reasonable structure, reliable adopts automated control, reduces intensity of labour, has avoided kinematic error, shortens test time, improves and detects the precision.
Description
Technical Field
The utility model relates to an intercept detection mechanism behind self-focusing lens.
Background
The self-focusing lens is a lens with refractive index distribution changing along the radial direction, and due to the characteristic, the size of the focal length of the self-focusing lens changes regularly along with the thickness change. In practical application, the back intercept is more direct to the performance of the characteristic, so that the measurement of the back intercept of the self-focusing lens has great practical significance. The back-focal-length measurement technology of the focusing lens still stays at present in the method of controlling a camera or a self-focusing lens sample by adopting a moving part, and respectively translating a focusing plane to be superposed with the surface of the self-focusing lens and the focusing plane, wherein the relative displacement between the two planes is the test length of the optical back focal length. This method requires multiple movements of the mechanical member, introduces large motion errors, and requires a long test time. Accordingly, the prior art is yet to be improved and developed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simple structure, reasonable, reliable adopts automated control, reduces intensity of labour, has avoided kinematic error, shortens test time, improves the self-focusing lens back intercept detection mechanism who detects the precision.
The technical scheme of the utility model, an intercept detection mechanism behind self-focusing lens, including electric cabinet, camera, driving motor, mobile station, anchor clamps and light source, camera, driving motor, mobile station and anchor clamps correspond and set up in the electric cabinet top, camera and driving motor are located the both sides of mobile station, anchor clamps set up in the mobile station top, the light source sets up in electric cabinet one side and corresponds the setting with the camera lens of anchor clamps and camera, the mobile station includes the first lead screw on upper portion and the second lead screw slip table of lower part, the direction of motion of first lead screw slip table and second lead screw slip table is just mutually perpendicular on the horizontal direction the direction of motion of second lead screw slip table and camera and light source are on same straight line.
In a preferred embodiment of the present invention, a manual adjusting block is disposed on one side of the first screw rod sliding table and is connected to the screw rod of the first screw rod sliding table correspondingly.
In a preferred embodiment of the present invention, the driving end of the driving motor is correspondingly connected to the screw rod of the second screw rod sliding table.
In a preferred embodiment of the present invention, the second screw sliding table is provided with a protruding limiting stop piece on both sides of the first screw sliding table in the moving direction and a limiting groove on the surface.
In a preferred embodiment of the present invention, the first screw sliding table is provided with a limiting rod on each side thereof to correspond to the limiting groove for limiting sliding.
In a preferred embodiment of the present invention, a reading head is further protruded from one side of the second screw rod sliding table.
In a preferred embodiment of the present invention, the upper surface of the electric cabinet is provided with a grating ruler corresponding to the reading head.
In a preferred embodiment of the present invention, the top of the clamp is provided with a slot for placing the self-focusing lens.
For an intercept detection mechanism behind self-focusing lens, the utility model has the advantages of simple structure, reasonable, reliable adopts automated control, reduces intensity of labour, has avoided kinematic error, shortens test time, improves and detects the precision.
Drawings
Fig. 1 is a top view of a preferred embodiment of a back intercept detection mechanism of a self-focusing lens according to the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to more easily understand the advantages and features of the present invention, and to make more clear and definite definitions of the scope of the present invention.
The utility model relates to an intercept detection mechanism behind auto-focus lens, as shown in figure 1, including electric cabinet 1, camera 2, driving motor 3, mobile station, anchor clamps 4 and light source 5, camera 2, driving motor 3, mobile station and anchor clamps 4 correspond and set up in electric cabinet 1 top, and camera 2 and driving motor 3 are located the both sides of mobile station, and anchor clamps 4 set up in the mobile station top, and light source 5 sets up in electric cabinet 1 one side and corresponds the setting with anchor clamps 4 and camera 2's camera lens, and anchor clamps 4 top is provided with the draw-in groove of placing the auto-focus lens.
The mobile station comprises a first lead screw sliding table 6 at the upper part and a second lead screw sliding table 7 at the lower part, the motion directions of the first lead screw sliding table 6 and the second lead screw sliding table 7 are mutually vertical in the horizontal direction, the motion direction of the second lead screw sliding table 7 is in the same straight line with the camera 2 and the light source 5, one side of the first lead screw sliding table 6 is provided with a manual adjusting block 8 which is correspondingly connected with a lead screw of the first lead screw sliding table 6, the manual adjusting block 8 adjusts the first lead screw sliding table 6 to transversely move and adjust the self-focusing lens in front of the lens of the camera 2, the driving end of the driving motor 3 is correspondingly connected with a lead screw of the second lead screw sliding table 7, the driving motor 3 drives the second lead screw sliding table 7 and adjusts the self-focusing lens in front and back of the camera 2 along with the first lead screw sliding table 6, so as to realize the detection of each position, and meanwhile, the second lead screw sliding table 7 is respectively provided with raised limit blocking pieces 9 Not shown in the figure), the two sides of the first screw rod sliding table 6 are respectively provided with a limiting rod 10 which corresponds to the limiting groove for limiting sliding, so that the linear movement of the first screw rod sliding table 6 is ensured.
In addition, in order to measure the position of the mobile station in real time, a reading head 11 is further arranged on one side of the second screw rod sliding table 7 in a protruding mode, a grating ruler 12 is arranged on the upper surface of the electric cabinet 1 and corresponds to the reading head 11, the implementation moving distance of the mobile station is measured, and therefore the rear intercept size of the self-focusing lens is calculated.
For an intercept detection mechanism behind self-focusing lens, the utility model has the advantages of simple structure, reasonable, reliable adopts automated control, reduces intensity of labour, has avoided kinematic error, shortens test time, improves and detects the precision.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can be covered within the protection scope of the present invention without the changes or substitutions thought by the inventive work within the technical scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (8)
1. The utility model provides an intercept detection mechanism behind self-focusing lens which characterized in that: including electric cabinet, camera, driving motor, mobile station, anchor clamps and light source, camera, driving motor, mobile station and anchor clamps correspond and set up in the electric cabinet top, camera and driving motor are located the both sides of mobile station, anchor clamps set up in the mobile station top, the light source sets up in electric cabinet one side and corresponds the setting with the camera lens of anchor clamps and camera, the mobile station includes the first lead screw slip table on upper portion and the second lead screw slip table of lower part, the direction of motion of first lead screw slip table and second lead screw slip table mutually perpendicular just in the horizontal direction the direction of motion of second lead screw slip table and camera and light source are on same straight line.
2. The mechanism of claim 1, wherein: and a manual adjusting block is arranged on one side of the first screw rod sliding table and correspondingly connected with a screw rod of the first screw rod sliding table.
3. The mechanism of claim 1, wherein: and the driving end of the driving motor is correspondingly connected with the screw rod of the second screw rod sliding table.
4. The mechanism of claim 1, wherein: the second screw rod sliding table is provided with raised limiting blocking pieces on two sides of the movement direction of the first screw rod sliding table respectively, and a limiting groove is transversely formed in the surface of the second screw rod sliding table.
5. The mechanism of claim 1, wherein: and limiting rods are respectively arranged on two sides of the first screw rod sliding table and correspond to the limiting grooves for limiting sliding.
6. The mechanism of claim 1, wherein: and a reading head is also convexly arranged on one side of the second screw rod sliding table.
7. The mechanism of claim 1, wherein: and a grating ruler is arranged on the upper surface of the electric cabinet and corresponds to the reading head.
8. The mechanism of claim 1, wherein: and a clamping groove for placing the self-focusing lens is formed in the top of the clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921855087.5U CN210626002U (en) | 2019-10-31 | 2019-10-31 | Self-focusing lens back intercept detection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921855087.5U CN210626002U (en) | 2019-10-31 | 2019-10-31 | Self-focusing lens back intercept detection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210626002U true CN210626002U (en) | 2020-05-26 |
Family
ID=70749409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921855087.5U Active CN210626002U (en) | 2019-10-31 | 2019-10-31 | Self-focusing lens back intercept detection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210626002U (en) |
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2019
- 2019-10-31 CN CN201921855087.5U patent/CN210626002U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210813 Address after: 215000 workshop 1, 439 Fengting Avenue, Weiting, Suzhou Industrial Park, Suzhou City, Jiangsu Province Patentee after: SUZHOU DONGHUI OPTICAL Co.,Ltd. Address before: 215500 No. 68 Southeast Avenue, Changshu High-tech Industrial Development Zone, Suzhou City, Jiangsu Province Patentee before: SUZHOU DUANJING PHOTOELECTRIC APPARATUS Co.,Ltd. |