CN211740570U - Test fixture of air-breathing lens test equipment - Google Patents
Test fixture of air-breathing lens test equipment Download PDFInfo
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- CN211740570U CN211740570U CN202020635672.0U CN202020635672U CN211740570U CN 211740570 U CN211740570 U CN 211740570U CN 202020635672 U CN202020635672 U CN 202020635672U CN 211740570 U CN211740570 U CN 211740570U
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Abstract
The utility model relates to a formula of breathing in camera lens test equipment's test fixture, include board tray, horizontal disc and accept the dish, its technical essential is: the edge of the horizontal disc is uniformly provided with a plurality of threaded holes, leveling screws are respectively arranged in the threaded holes, an avoidance through hole is arranged in the center of the machine table tray, a stepped hole which is wide at the top and narrow at the bottom and corresponds to the threaded holes is arranged at the edge of the machine table tray, the narrow-diameter section of the stepped hole is a screw hole section, the wide-diameter section is a smooth hole section, the lower end of each leveling screw is inserted into the smooth hole section of the stepped hole, a smooth through hole is arranged in the center of each leveling screw, and a screw rod of each connecting screw penetrates through the smooth through hole to be connected. The device is compact in structure and reliable in use, solves the problem that the bearing position of the existing jig which is in direct contact with the lens to be tested is inclined when the existing jig is assembled, and ensures the consistency and the test precision of lens test.
Description
Technical Field
The utility model relates to an optical lens test equipment, concretely relates to formula of breathing in camera lens test equipment's test fixture.
Background
With the high-end and intelligent mobile phones in the market, consumers pay more attention to the imaging quality of the camera of the mobile phone. Testing of the performance of the lens is therefore required before it is put on the market. HR test equipment is an internationally recognized lens performance detection and analysis machine, and most lenses need to be subjected to nuclear quality by the HR test equipment.
CN208902381U discloses a lens testing tool, that is, used for HR testing machine. The lens adsorption device mainly comprises an installation plate, a transfer plate, a bearing plate and an adsorption assembly, wherein the adsorption assembly is used for adsorbing a lens to be detected. The technical scheme effectively solves the problems that the lens fixing mode in the prior art can cause the lens to be tested to shake, shift and the like in the test process. However, the receiving plate is prone to tilt during assembly, which may cause the lens to be tested to tilt and affect the testing accuracy.
Disclosure of Invention
The utility model aims at providing a compact structure, use reliable formula of breathing in camera lens test equipment's test fixture, solve current tool cause when the equipment with the camera lens direct contact's that awaits measuring the problem that the accepting position takes place to incline, guaranteed the uniformity and the measuring accuracy of camera lens test.
The technical scheme of the utility model is that:
the utility model provides a formula of breathing in camera lens test equipment's test fixture, includes board tray, horizontal tray and accepts the dish, and its technical essential is: the center of the bottom surface of the bearing plate is provided with a conical test avoiding hole and an air suction hole which is positioned on one side of the conical test avoiding hole and is used for connecting an air pipe, the bottom of the bearing plate is additionally fixed with a lens sucker, the center of the lens sucker is provided with a through hole corresponding to the lower end of the conical test avoiding hole, the upper surface of the lens sucker is provided with an annular groove I which is arranged around the through hole, the bottom surface of the annular groove I, which is close to the through hole, is provided with a plurality of adsorption small holes, the center of the horizontal plate is provided with a through hole matched with the bearing plate, the edge of the bearing plate falls on the horizontal plate at the periphery of the through hole, the edge of the horizontal plate is uniformly provided with a plurality of threaded holes, leveling screws are respectively arranged in the threaded holes, the center of the machine tray is provided with avoiding through holes, the edge of the machine tray is provided with stepped holes which are, the lower end of the leveling screw is inserted into the unthreaded hole section of the stepped hole, the center of the leveling screw is provided with an unthreaded hole, and a screw rod of the connecting screw penetrates through the unthreaded hole to be connected and fixed with the screw hole section of the stepped hole.
In the test fixture of the air suction type lens test equipment, the number of the threaded holes and the number of the stepped holes are three respectively.
Foretell formula of breathing in camera lens test equipment's test fixture, the bottom lower surface of accepting the dish is equipped with the annular groove II that corresponds with the annular groove I of camera lens sucking disc, the suction hole lower extreme communicates with each other with annular groove II.
According to the test fixture of the air suction type lens test equipment, the circular outer edges of the horizontal disc and the machine table tray are respectively provided with the corresponding positioning straight edges, so that an operator can conveniently guarantee the consistency of the test direction during testing.
The utility model has the advantages that:
1. through setting up relevant structures such as suction hole, annular groove I, absorption aperture, can utilize the negative pressure during the test to adsorb the camera lens that awaits measuring in the through-hole below of camera lens sucking disc, realize adsorbing the location, simple structure is compact, guarantees the stability of test camera lens.
2. Through setting up the leveling screw, the connecting screw is connected with horizontal disc and board tray, drive the horizontal disc and take place the displacement in the vertical direction when realizing rotatory leveling screw, thereby reach the purpose of fine setting horizontal disc levelness, adjust the horizontal disc upper surface to the horizontality (the board has the spirit level to detect), and then guaranteed to keep the horizontality with the camera lens sucking disc (accepting the position) of the direct contact of the camera lens that awaits measuring (accepting the position), avoid taking place the slope, the uniformity and the test accuracy of camera lens test have been guaranteed, the influence that the difference that has reduced tool machining precision brought.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a sectional view taken along line A-A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 2;
fig. 4 is an exploded view of the present invention.
In the figure: 1. the test device comprises a horizontal disc, a bearing disc 2, a leveling screw 3, a connecting screw 4, a cone test avoidance hole 5, a positioning straight edge 6, an air suction hole 7, a machine table tray 8, a threaded hole 9, a stepped hole 10, an avoidance through hole 11, a screw 12, a lens sucker 13, an annular groove II, an annular groove I, an annular groove 16, an adsorption small hole 17, a through hole 18 and a lens to be tested.
Detailed Description
As shown in fig. 1-4, the testing fixture of the suction lens testing apparatus includes a platform tray 8, a horizontal tray 1 and a receiving tray 2.
Wherein, accept 2 bottom surface centers of dish and be equipped with the toper test and dodge hole 5 and be located the toper test and dodge 5 one side of hole and be used for connecting tracheal suction hole 7, accept 2 bottoms of dish and utilize screw 12 to be fixed with lens sucking disc 13 in addition, the center of lens sucking disc 13 is equipped with the through-hole 17 that corresponds with the toper test dodge 5 lower extremes of hole, and the upper surface of lens sucking disc 13 is equipped with annular groove I15 around the through-hole 17 setting, annular groove I15 is equipped with a plurality of absorption apertures 16 near the bottom surface of through-hole 17. The utility model discloses a leveling machine, including horizontal disc 1, board tray 8, screw hole 10, the narrow footpath section of shoulder hole 10 is the screw hole section, and the wide footpath section is the unthreaded hole section, the unthreaded hole section of shoulder hole 10 is inserted to the lower extreme of leveling screw 3, and the center of leveling screw 3 is equipped with the unthreaded hole, and the screw rod of connecting screw 4 passes the unthreaded hole and is connected fixedly with the screw hole section of shoulder hole 10, and the border of accepting dish 2 falls on the horizontal disc 1 of perforating hole periphery, and 1 border of horizontal disc evenly is equipped with a plurality of screw holes 9, be equipped with leveling screw 3 in the screw hole 9 respectively, board tray 8 center is equipped with dodges through-hole 11, and board tray 8 borders.
In this embodiment, the number of the threaded holes 9 and the number of the stepped holes 10 are three. The lower surface of the bottom of the bearing disc 2 is provided with an annular groove II 14 corresponding to the annular groove I15 of the lens sucker 13, and the lower end of the air suction hole 7 is communicated with the annular groove II 14. The circular outer edges of the horizontal disc 1 and the machine table tray 8 are respectively provided with a positioning straight edge 6 which correspond to each other, so that an operator can conveniently ensure the consistency of the testing direction during testing.
When the leveling device is used, when the level instrument of the detection machine station detects that the upper surface of the horizontal disc 1 is not parallel to the horizontal plane, the rotation of one or more leveling screws 3 drives the horizontal disc 1 to displace in the vertical direction, so that the micro-adjustment purpose is achieved, the horizontal disc 1 is adjusted to be in a horizontal state, and the lens sucker 13 below the bearing disc 2 is leveled. The suction hole 7 is connected with the air pipe, the air pressure is adjusted to be negative, and the lens 18 to be tested is placed below the lens sucker through hole 17, so that the lens 18 to be tested is adsorbed and kept in a stable state, the lens is guaranteed not to shake, and the test can be started.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.
Claims (4)
1. The utility model provides a formula of breathing in lens test equipment's test fixture, includes board tray, horizontal tray and accepts the dish, its characterized in that: the center of the bottom surface of the bearing plate is provided with a conical test avoiding hole and an air suction hole which is positioned on one side of the conical test avoiding hole and is used for connecting an air pipe, the bottom of the bearing plate is additionally fixed with a lens sucker, the center of the lens sucker is provided with a through hole corresponding to the lower end of the conical test avoiding hole, the upper surface of the lens sucker is provided with an annular groove I which is arranged around the through hole, the bottom surface of the annular groove I, which is close to the through hole, is provided with a plurality of adsorption small holes, the center of the horizontal plate is provided with a through hole matched with the bearing plate, the edge of the bearing plate falls on the horizontal plate at the periphery of the through hole, the edge of the horizontal plate is uniformly provided with a plurality of threaded holes, leveling screws are respectively arranged in the threaded holes, the center of the machine tray is provided with avoiding through holes, the edge of the machine tray is provided with stepped holes which are, the lower end of the leveling screw is inserted into the unthreaded hole section of the stepped hole, the center of the leveling screw is provided with an unthreaded hole, and a screw rod of the connecting screw penetrates through the unthreaded hole to be connected and fixed with the screw hole section of the stepped hole.
2. The testing fixture of an air-breathing lens testing device according to claim 1, characterized in that: the number of the threaded holes and the number of the stepped holes are three respectively.
3. The testing fixture of an air-breathing lens testing device according to claim 1, characterized in that: the lower surface of the bottom of the bearing disc is provided with an annular groove II corresponding to the annular groove I of the lens sucker, and the lower end of the air suction hole is communicated with the annular groove II.
4. The testing fixture of an air-breathing lens testing device according to claim 1, characterized in that: and the circular outer edges of the horizontal disc and the machine table tray are respectively provided with positioning straight edges which correspond to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020635672.0U CN211740570U (en) | 2020-04-24 | 2020-04-24 | Test fixture of air-breathing lens test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020635672.0U CN211740570U (en) | 2020-04-24 | 2020-04-24 | Test fixture of air-breathing lens test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211740570U true CN211740570U (en) | 2020-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020635672.0U Active CN211740570U (en) | 2020-04-24 | 2020-04-24 | Test fixture of air-breathing lens test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211740570U (en) |
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2020
- 2020-04-24 CN CN202020635672.0U patent/CN211740570U/en active Active
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Test fixture of aspirating lens test equipment Effective date of registration: 20210726 Granted publication date: 20201023 Pledgee: China Construction Bank Corporation Panjin branch Pledgor: Liaoning Zhonglan Photoelectric Technology Co.,Ltd. Registration number: Y2021210000049 |