CN216485900U - Compromise telecentric lens of fixed light ring, adjustable light ring - Google Patents
Compromise telecentric lens of fixed light ring, adjustable light ring Download PDFInfo
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- CN216485900U CN216485900U CN202122880956.3U CN202122880956U CN216485900U CN 216485900 U CN216485900 U CN 216485900U CN 202122880956 U CN202122880956 U CN 202122880956U CN 216485900 U CN216485900 U CN 216485900U
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- ring
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Abstract
The utility model discloses a telecentric lens with both fixed aperture and adjustable aperture, which comprises a main structural part and a threaded pressing ring, wherein the middle part of the inner side of the main structural part is provided with an adjustable aperture part, the bottom of the adjustable aperture part is connected with a plate spring, and the threaded pressing ring is arranged above the upper part of the main structural part. This compromise the tight circle, adjustable light ring's telecentric mirror head, compare with current device, through placing adjustable light ring spare at the plate spring, between the screw clamping ring, and with holding screw, the screw clamping ring, one kind or multiple forms such as adhesive are fixed, the external diameter side, carry out the aperture value through the light ring adjustable ring and adjust, through changing adjustable light ring spare into fixed light ring spare, and the same way, change the light ring adjustable ring into the rosette, with fixed light ring spare simultaneously, adjustable light ring spare is concentrated in same structure, only need to change individual structure and can accomplish, all the other main part structures all can share, and is convenient swift again, and with low costs.
Description
Technical Field
The utility model relates to the technical field of telecentric lenses, in particular to a telecentric lens with fixed aperture and adjustable aperture.
Background
In recent years, with the improvement of productivity, market demands are developing towards diversification, customers have higher and more rigorous requirements on product quality and performance, the product quality is required to be high and low in price, and the personalized demands of customers are also required to be met, industrial lenses are more deeply and more meticulously applied in the fields of industrial automation, machine vision, defect detection, semiconductors and the like, and the requirements on imaging quality and performance indexes of the industrial lenses are more and more strict as a product mode is changed from mass production to small-batch development of multiple varieties.
The existing telecentric lens cannot be rapidly switched in multiple varieties when in use, and cannot completely meet the detection requirements of different application scenes and objects to be detected with different heights.
Disclosure of Invention
The utility model aims to provide a telecentric lens with both fixed aperture and adjustable aperture so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a compromise telecentric lens of solid fixed ring, adjustable light ring, includes major structure spare and screw thread clamping ring, the inboard middle part of major structure spare is provided with adjustable light ring spare, and the bottom of adjusting light ring spare is connected with the leaf spring, the screw thread clamping ring is installed in the upper portion top of major structure spare, and the outside middle part of major structure spare is provided with the light ring adjustable ring, another kind of expression form of major structure spare has solid fixed light ring spare for inboard mid-mounting, and the outside middle part of solid fixed light ring spare is provided with the rosette, the outside below of major structure spare is connected with a camera lens section of thick bamboo.
Preferably, the adjustable coil part is elastically connected with the main structural part through a plate spring, and the outer surface of the adjustable coil part is tightly attached to the inner surface of the main structural part.
Preferably, the threaded pressing ring is in threaded connection with the main structural member, and the vertical center line of the threaded pressing ring coincides with the vertical center line of the main structural member.
Preferably, the aperture adjusting ring and the main structure member form a rotating structure, and the outer diameter of the aperture adjusting ring is larger than that of the main structure member.
Preferably, the decoration ring and the main structure member form a fixed structure, and the inner surface of the decoration ring is tightly attached to the outer surface of the main structure member.
Compared with the prior art, the utility model provides the telecentric lens with both fixed aperture and adjustable aperture, which has the following beneficial effects: this telecentric lens only needs to change individual structure and can accomplish, and all the other major structure spares all can share, and convenient and swift, and with low costs.
1. The adjustable aperture ring piece is placed between the plate spring and the threaded pressing ring and is fixed by one or more of a fastening screw, the threaded pressing ring, an adhesive and the like, the aperture value is adjusted by the aperture adjusting ring on the outer diameter side, the adjustable aperture ring piece is replaced by the fixed aperture ring piece, the aperture adjusting ring is replaced by the decorative ring, and meanwhile, the fixed aperture ring piece and the adjustable aperture ring piece are integrated in the same structure.
Drawings
FIG. 1 is a schematic cross-sectional view of an adjustable aperture element according to the present invention;
FIG. 2 is a schematic cross-sectional view of the aperture stop of the present invention;
fig. 3 is a schematic top view partially in section of the main structural member of the present invention.
In the figure: 1. a main structural member; 2. an adjustable coil member; 3. a plate spring; 4. pressing a ring by the screw thread; 5. an aperture adjusting ring; 6. fixing a light ring piece; 7. a decorative ring; 8. a lens barrel.
Detailed Description
As shown in figure 1, the telecentric lens with both fixed aperture and adjustable aperture comprises a main structural component 1 and a threaded pressing ring 4, wherein an adjustable aperture component 2 is arranged at the middle part of the inner side of the main structural component 1, a plate spring 3 is connected at the bottom of the adjustable aperture component 2, the threaded pressing ring 4 is arranged above the upper part of the main structural component 1, an aperture adjusting ring 5 is arranged at the middle part of the outer side of the main structural component 1, the adjustable aperture component 2 is elastically connected with the main structural component 1 through the plate spring 3, the outer surface of the adjustable aperture component 2 is tightly attached to the inner surface of the main structural component 1, the threaded pressing ring 4 is in threaded connection with the main structural component 1, the vertical central line of the threaded pressing ring 4 is superposed with the vertical central line of the main structural component 1, the aperture adjusting ring 5 and the main structural component 1 form a rotating structure, and the outer diameter of the aperture adjusting ring 5 is larger than that of the main structural component 1, the adjustable diaphragm piece 2 is placed between the plate spring 3 and the threaded pressing ring 4 and is fixed by one or more forms of a set screw, the threaded pressing ring 4, an adhesive and the like, and the diaphragm value is adjusted by the diaphragm adjusting ring 5 on the outer diameter side;
as shown in fig. 1-3, another expression form of the main structure 1 is that a fixed diaphragm member 6 is installed at the middle of the inner side, and a decoration ring 7 is installed at the middle of the outer side of the fixed diaphragm member 6, a lens barrel 8 is connected to the lower portion of the outer side of the main structure 1, the decoration ring 7 and the main structure 1 form a fixed structure, and the inner surface of the decoration ring 7 is closely attached to the outer surface of the main structure 1, the adjustable diaphragm member 2 is replaced by the fixed diaphragm member 6, similarly, the fixed diaphragm member is fixed by one or more forms such as a set screw, a threaded pressing ring 4, an adhesive, etc., the outer diameter side is replaced by the decoration ring 5, and the adjustable diaphragm member 2 and the diaphragm adjusting ring 5 are replaced by one or more forms such as a set screw, a threaded pressing ring 4, an adhesive, etc., when the adjustable diaphragm is replaced by the fixed diaphragm, only two structural members need to be replaced, the adjustable diaphragm member 2 and the diaphragm adjusting ring 5 can be completed, all the other main structural members 1 can be shared, so that the structure is convenient and quick, and the cost is low.
The working principle is as follows: in using the telecentric lens, first by placing the adjustable aperture member 2 between the plate spring 3 and the threaded clamping ring 4, and fixed by one or more forms of a set screw, a threaded pressing ring 4, an adhesive and the like, the outer diameter side, the aperture value adjustment is performed by the aperture adjusting ring 5, and then the aperture adjusting ring 5 is replaced by the ornamental ring 7 by replacing the adjustable aperture member 2 with the fixed aperture member 6, similarly, by fixing with one or more of a set screw, a threaded press ring 4, an adhesive, and the like, on the outer diameter side, and fixed by one or more forms of a set screw, a threaded pressing ring 4, an adhesive and the like, when the adjustable aperture is replaced by the fixed aperture, only two structural parts need to be replaced, can adjust diaphragm spare 2 and diaphragm adjustable ring 5 and can accomplish, all the other major structure spare 1 can share, convenient and swift, and with low costs.
Claims (5)
1. The utility model provides a compromise telecentric lens of tight circle, adjustable light ring, includes major structure spare (1) and screw thread clamping ring (4), its characterized in that, the inboard middle part of major structure spare (1) is provided with adjustable light ring spare (2), and the bottom of adjusting light ring spare (2) is connected with leaf spring (3), install in the upper portion top of major structure spare (1) screw thread clamping ring (4), and the outside middle part of major structure spare (1) is provided with light ring adjustable ring (5), another kind of performance form of major structure spare (1) has fixed light ring spare (6) for inboard mid-mounting, and the outside middle part of fixed light ring spare (6) is provided with rosette (7), the outside below of major structure spare (1) is connected with a camera lens section of thick bamboo (8).
2. A telecentric lens system combining a fixed aperture and an adjustable aperture according to claim 1, wherein the adjustable aperture component (2) is elastically connected to the main structural component (1) through a plate spring (3), and the outer surface of the adjustable aperture component (2) is tightly attached to the inner surface of the main structural component (1).
3. The telecentric lens with both fixed and adjustable aperture according to claim 1, wherein the threaded pressing ring (4) is in threaded connection with the main structural component (1), and the vertical center line of the threaded pressing ring (4) coincides with the vertical center line of the main structural component (1).
4. A telecentric lens system combining a fixed aperture and an adjustable aperture according to claim 1, wherein the aperture adjusting ring (5) and the main structural component (1) form a rotating structure, and the outer diameter of the aperture adjusting ring (5) is greater than the outer diameter of the main structural component (1).
5. A telecentric lens system combining a fixed aperture and an adjustable aperture according to claim 1, wherein the decoration ring (7) and the main structural component (1) form a fixed structure, and the inner surface of the decoration ring (7) is tightly attached to the outer surface of the main structural component (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122880956.3U CN216485900U (en) | 2021-11-23 | 2021-11-23 | Compromise telecentric lens of fixed light ring, adjustable light ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122880956.3U CN216485900U (en) | 2021-11-23 | 2021-11-23 | Compromise telecentric lens of fixed light ring, adjustable light ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216485900U true CN216485900U (en) | 2022-05-10 |
Family
ID=81398516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122880956.3U Active CN216485900U (en) | 2021-11-23 | 2021-11-23 | Compromise telecentric lens of fixed light ring, adjustable light ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216485900U (en) |
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2021
- 2021-11-23 CN CN202122880956.3U patent/CN216485900U/en active Active
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