CN220932329U - Lens adjusting and positioning structure for ultraviolet optical lens test - Google Patents
Lens adjusting and positioning structure for ultraviolet optical lens test Download PDFInfo
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- CN220932329U CN220932329U CN202322415681.5U CN202322415681U CN220932329U CN 220932329 U CN220932329 U CN 220932329U CN 202322415681 U CN202322415681 U CN 202322415681U CN 220932329 U CN220932329 U CN 220932329U
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000006073 displacement reaction Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
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Abstract
The utility model relates to a lens adjusting and positioning structure for ultraviolet light lens test, which comprises a base and a plurality of lens supports arranged along the length direction of the base, and is technically characterized in that: the left edge and the right edge of the upper surface of the base are respectively provided with an X-direction linear guide rail, the lens support comprises a Y-direction moving seat, a lifting cylinder arranged on the upper surface of the Y-direction moving seat and a lens fixing cylinder arranged at the top of a cylinder rod of the lifting cylinder, guide grooves matched with the X-direction linear guide rails are arranged at two ends of the lower surface of the Y-direction moving seat, the central lines of the lens fixing cylinders of the lens supports are overlapped, and a linear driving mechanism corresponding to the lens supports one by one is arranged between the front end plate and the rear end plate of the base. The structure solves the problem of large artificial movement error, obviously improves the lens adjusting precision and improves the working efficiency.
Description
Technical Field
The utility model relates to an ultraviolet optical lens, in particular to a lens adjusting and positioning structure for an ultraviolet optical lens test.
Background
Ultraviolet optical lenses have been widely used in civil, industrial, military, etc. The lens module is mainly composed of a lens module, an ultraviolet filter and an ultraviolet detector image surface, and light reaches the ultraviolet detector image surface after passing through the lens module and the ultraviolet filter. When the ultraviolet optical lens is subjected to experimental study, the distance between each lens in the lens module needs to be adjusted according to the set requirement so as to find a proper distance range and ensure the imaging quality of the lens.
During the test, the position adjustment of the lens needs to ensure that the center of the lens coincides with the optical axis on one hand, and on the other hand, the lens movement displacement precision is high and the artificial movement error is large.
Disclosure of utility model
The utility model aims to provide a lens adjusting and positioning structure for ultraviolet optical lens experiments, which is reasonable in structure and reliable in use, solves the problem of large artificial movement error, remarkably improves the lens adjusting precision and improves the working efficiency.
The technical scheme of the utility model is as follows:
The utility model provides an experimental lens of using of ultraviolet optical lens adjusts location structure, includes the base, a plurality of lens supports of arranging along base length direction, and its technical essential is: the left edge and the right edge of the upper surface of the base are respectively provided with an X-direction linear guide rail, the lens support comprises a Y-direction moving seat, a lifting cylinder arranged on the upper surface of the Y-direction moving seat and a lens fixing cylinder arranged at the top of a cylinder rod of the lifting cylinder, guide grooves matched with the X-direction linear guide rails are arranged at two ends of the lower surface of the Y-direction moving seat, the central lines of the lens fixing cylinders of the lens supports are overlapped, and a linear driving mechanism corresponding to the lens supports one by one is arranged between the front end plate and the rear end plate of the base.
The lens adjusting and positioning structure for the ultraviolet optical lens test comprises an X-direction screw rod, a screw nut arranged on the X-direction screw rod and a motor connected with one end of the X-direction screw rod, wherein the screw nut is fixed on a Y-direction moving seat of a corresponding lens support, avoiding holes corresponding to the X-direction screw rod are formed in the Y-direction moving seat of other lens supports, two ends of the X-direction screw rod are fixedly supported on a front end plate and a rear end plate of a base by bearings, and the motor is fixed on the front end plate or the rear end plate.
The lens adjusting and positioning structure for the ultraviolet optical lens test is characterized in that one end of the lens fixing cylinder is provided with a first light through hole, the other end of the lens fixing cylinder is provided with an end cover, and the end cover is provided with a second light through hole coaxial with the first light through hole.
According to the lens adjusting and positioning structure for ultraviolet optical lens test, the spring pre-pressing piece is arranged between the front end plate of the base and the Y-direction moving seat of the lens support close to the front end plate, the spring pre-pressing piece is arranged between the rear end plate of the base and the Y-direction moving seat of the lens support close to the rear end plate, and the spring pre-pressing piece is arranged between the Y-direction moving seats of the two adjacent lens supports.
According to the lens adjusting and positioning structure for the ultraviolet optical lens test, the central line of the lens fixing cylinder of the lens support is parallel to the X-direction linear guide rail.
According to the lens adjusting and positioning structure for ultraviolet optical lens test, the guide groove of the Y-direction moving seat is a T-shaped groove, and the cross section of the X-direction linear guide rail is T-shaped.
The beneficial effects of the utility model are as follows:
1. When the lens position is adjusted, the corresponding lens support is driven by the linear driving mechanism to move along the linear guide rail in the X direction, the center lines of the lens fixing barrels are still ensured to coincide, the problem of large artificial movement error is solved, the lens adjusting precision is obviously improved, and the working efficiency is improved.
2. The height of the lens can be adjusted by the lifting cylinder to coincide with the optical axis.
3. Through set up the spring pre-pressing piece in lens support both sides, when lens support moved along X to linear guide, guaranteed that lens support operates steadily, simultaneously, the spring pre-pressing piece has avoided the lens support to rock under operating condition.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
Fig. 4 is a sectional view taken along the direction B-B in fig. 2.
In the figure: 1. the device comprises a base, a front end plate, 3.X straight guide rails, a lens fixing cylinder, a 5 end cover, a 6 lifting cylinder, a 7.Y moving seat, a 8 rear end plate, a 9 motor, a 10 spring pre-pressing piece, a 11X lead screw, a 12 screw nut, a 13 avoiding hole, a 14 bearing, a 15 first light through hole and a 16 second light through hole.
Detailed Description
The utility model will be described in detail with reference to the drawings.
As shown in fig. 1 to 4, the lens adjusting and positioning structure for ultraviolet optical lens test comprises a base 1 and 5 lens supports arranged along the length direction of the base 1.
Wherein, the left and right edges of the upper surface of the base 1 are respectively provided with an X-direction linear guide rail 3. The lens support comprises a Y-direction moving seat 7, a lifting cylinder 6 arranged on the upper surface of the Y-direction moving seat 7, and a lens fixing cylinder 4 arranged on the top of a cylinder rod of the lifting cylinder 6. Guide grooves matched with the X-direction linear guide rail 3 are formed in two ends of the lower surface of the Y-direction movable seat 7, the guide grooves are T-shaped grooves, and the cross section of the X-direction linear guide rail 3 is T-shaped. The center lines of the lens fixing barrels 4 of the lens supports are overlapped, and the center lines of the lens fixing barrels 4 are parallel to the X-direction linear guide rail 3. The lens fixed cylinder 4 one end is equipped with first light hole 15, and the other end is equipped with end cover 5 and is equipped with on the end cover 5 with the coaxial second light hole 16 of first light hole 15.
A linear driving mechanism which is in one-to-one correspondence with the lens supports is arranged between the front end plate 2 and the rear end plate 8 of the base 1. In this embodiment, the linear driving mechanism includes an X-direction screw 11, a nut 12 disposed on the X-direction screw 11, and a motor 9 connected to one end of the X-direction screw 11, where the nut 12 is fixed on the Y-direction moving seat 7 of the corresponding lens support, the Y-direction moving seats 7 of other lens supports are provided with avoiding holes 13 corresponding to the X-direction screw 11, two ends of the X-direction screw 11 are fixedly supported on the front and rear end plates 2, 8 of the base 1 by using bearings 14, and the motor 9 is fixed on the front end plate 2 or the rear end plate 8.
A spring pre-pressing piece 10 is arranged between the front end plate 2 of the base 1 and the Y-direction moving seat 7 of the lens support close to the front end plate, a spring pre-pressing piece 10 is arranged between the rear end plate 8 of the base 1 and the Y-direction moving seat 7 of the lens support close to the rear end plate, and a spring pre-pressing piece 10 is arranged between the Y-direction moving seats 7 of two adjacent lens supports.
Working principle:
1. in the test, each lens is assembled in the lens-holding cylinder 4 of the corresponding lens holder.
2. When the position of a certain lens is required to be adjusted, a corresponding motor 9 is started, and the motor 9 drives an X-direction lead screw 11 to rotate, so that a nut 12 and a lens support on the motor are driven to drive the lens to move.
The foregoing describes the embodiments of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to fall within the scope of the present utility model.
Claims (6)
1. The utility model provides an experimental lens of using of ultraviolet optical lens adjusts location structure, includes the base, a plurality of lens supports of arranging along base length direction, its characterized in that: the left edge and the right edge of the upper surface of the base are respectively provided with an X-direction linear guide rail, the lens support comprises a Y-direction moving seat, a lifting cylinder arranged on the upper surface of the Y-direction moving seat and a lens fixing cylinder arranged at the top of a cylinder rod of the lifting cylinder, guide grooves matched with the X-direction linear guide rails are arranged at two ends of the lower surface of the Y-direction moving seat, the central lines of the lens fixing cylinders of the lens supports are overlapped, and a linear driving mechanism corresponding to the lens supports one by one is arranged between the front end plate and the rear end plate of the base.
2. The lens adjusting and positioning structure for ultraviolet optical lens test according to claim 1, wherein: the linear driving mechanism comprises an X-direction screw rod, a screw nut arranged on the X-direction screw rod and a motor connected with one end of the X-direction screw rod, wherein the screw nut is fixed on a Y-direction moving seat of a corresponding lens support, avoidance holes corresponding to the X-direction screw rod are formed in the Y-direction moving seat of other lens supports, two ends of the X-direction screw rod are fixedly supported on a front end plate and a rear end plate of the base by utilizing bearings, and the motor is fixed on the front end plate or the rear end plate.
3. The lens adjusting and positioning structure for ultraviolet optical lens test according to claim 1, wherein: the lens fixing cylinder one end is equipped with first light hole, and the other end is equipped with the end cover and is equipped with the coaxial second light hole of and first light hole on the end cover.
4. The lens adjusting and positioning structure for ultraviolet optical lens test according to claim 1, wherein: a spring pre-pressing piece is arranged between the front end plate of the base and the Y-direction moving seat of the lens support close to the front end plate of the base, a spring pre-pressing piece is arranged between the rear end plate of the base and the Y-direction moving seat of the lens support close to the rear end plate of the base, and a spring pre-pressing piece is arranged between the Y-direction moving seats of two adjacent lens supports.
5. The lens adjusting and positioning structure for ultraviolet optical lens test according to claim 1, wherein: the center line of the lens fixing cylinder of the lens support is parallel to the X-direction linear guide rail.
6. The lens adjusting and positioning structure for ultraviolet optical lens test according to claim 1, wherein: the guide groove of the Y-direction moving seat is a T-shaped groove, and the cross section of the X-direction linear guide rail is T-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322415681.5U CN220932329U (en) | 2023-09-06 | 2023-09-06 | Lens adjusting and positioning structure for ultraviolet optical lens test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322415681.5U CN220932329U (en) | 2023-09-06 | 2023-09-06 | Lens adjusting and positioning structure for ultraviolet optical lens test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220932329U true CN220932329U (en) | 2024-05-10 |
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ID=90961265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322415681.5U Active CN220932329U (en) | 2023-09-06 | 2023-09-06 | Lens adjusting and positioning structure for ultraviolet optical lens test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220932329U (en) |
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2023
- 2023-09-06 CN CN202322415681.5U patent/CN220932329U/en active Active
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