CN216772087U - Low-cost high accuracy M12 lens mount structure - Google Patents
Low-cost high accuracy M12 lens mount structure Download PDFInfo
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- CN216772087U CN216772087U CN202221247885.1U CN202221247885U CN216772087U CN 216772087 U CN216772087 U CN 216772087U CN 202221247885 U CN202221247885 U CN 202221247885U CN 216772087 U CN216772087 U CN 216772087U
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Abstract
The utility model discloses a low-cost high-precision M12 lens mount structure, and relates to the technical field of optical structure fixing devices. A lens interface, a base; the lens interface and the base are of an integral structure; the lens interface is used for connecting a lens, and the base is used for connecting a PCB (printed circuit board); the lens interface and the base are of cylinder structures with different cross sections, and the cross sections of the lens interface and the base are concentric. The production is carried out by using a lathe machining process, the precision can be comparable to that of a CNC process, the cost is far lower than that of the CNC process, and more space is saved by adopting a circular base.
Description
Technical Field
The utility model relates to the technical field of optical structure fixing devices, in particular to a precision structure design.
Background
There are several common M12 lens holders: one is plastic, which is low cost but poor in precision and structural strength. The second is metal, usually zinc alloy, is accomplished through casting process, and its cost is higher than plastics material, and structural strength is good, but the precision is not high, and the third is also metal, usually aluminum alloy, is accomplished through CNC technology, and its precision is high, and structural strength is good, but is with high costs.
The novel lens seat structure can be produced by using a lathe machining process, the precision of the novel lens seat structure can be comparable to that of a CNC (computerized numerical control) process, and the cost of the novel lens seat structure is far lower than that of the CNC process. Is a problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides a low-cost and high-precision M12 lens mount structure, so as to achieve the purpose of reducing the manufacturing cost on the premise of high definition.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a low-cost high-precision M12 lens mount structure comprises:
a lens interface, a base; the lens interface and the base are of an integral structure; the lens interface is used for connecting a lens, and the base is used for connecting a PCB (printed circuit board); the lens interface and the base are of cylindrical structures with different cross sections, and the cross sections of the lens interface and the base are concentric.
The base is provided with a base annular surface, and the base annular surface is arranged on a contact surface of the base and the lens interface; the base ring surface uniform gap is provided with four screw holes, and the screw holes penetrate through the base.
The base ring surface is provided with an arc-shaped hole position groove, and the arc-shaped hole position groove is arranged at a screw hole on the base ring surface.
The base is equipped with the base bottom surface, the base bottom surface is equipped with two convex constant head tanks, convex constant head tank sets up in the base bottom surface.
The base bottom surface is equipped with circular hole position groove, circular hole position groove set up in screw hole department on the base bottom surface.
The aperture of the screw is 1.6-1.8 mm.
The outer diameter of the base is 25-30 mm.
The outer diameter of the lens interface is 17-18 mm.
The height of the lens seat is 8-20 mm.
According to the technical scheme, compared with the prior art, the round structure is adopted, so that the following beneficial effects can be obtained:
1. the production is carried out by using a lathe machining process, and the precision can be comparable to that of a CNC process.
2. The cost is far lower than that of the CNC process.
3. And a circular base is adopted, so that more space is saved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic diagram of a first perspective three-dimensional structure according to the present invention.
Fig. 2 is a schematic diagram of a first-view three-dimensional structure according to the present invention.
Fig. 3 is a schematic view of a first viewing angle plane structure according to the present invention.
Fig. 4 is a schematic diagram of a second viewing angle plane structure according to the present invention.
Fig. 5 is a schematic diagram of a third viewing angle plane structure according to the present invention.
In the figure: 1-lens interface, 2-base, 21-base torus, 22-base bottom surface, 3-screw hole, 31-circular arc hole position groove, 32-circular hole position groove, 4-circular arc positioning groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1: a low-cost high-precision M12 lens mount structure, the lens mount is machined and integrated into one piece through lathe processing, include:
a lens interface 1 and a base 2; the lens interface 1 and the base 2 are of an integral structure; the lens interface 1 is used for connecting a lens, and the base 2 is used for connecting a PCB; the lens interface 1 and the base 2 are cylinder structures with different cross sections, and the cross sections of the lens interface 1 and the base 2 are concentric.
The base 2 is provided with a base annular surface 21, and the base annular surface 21 is arranged on the contact surface of the base 2 and the lens interface 1; the base ring surface 21 uniform gap is equipped with four screw holes 3, and the screw holes 3 run through the base 2.
The base torus 21 is provided with an arc-shaped hole position groove 31, and the arc-shaped hole position groove 31 is arranged at the screw hole 3 on the base torus 21.
The base 2 is provided with a base bottom surface 22, the base bottom surface 22 is provided with two circular arc-shaped positioning grooves 4, and the circular arc-shaped positioning grooves 4 are oppositely arranged on the base bottom surface 22.
The base bottom surface 22 is provided with a circular hole site groove 32, and the circular hole site groove 32 is arranged at the screw hole 3 on the base bottom surface 22.
The circular arc positioning groove 4 is arranged at the hole position gap.
The diameter of the screw hole 3 is 1.6-1.8 mm.
The outer diameter of the base 2 is 25-30mm,
the outer diameter of the lens interface 1 is 17-18 mm.
The height of the lens seat is 8-20 mm.
The lens mount can be made of aluminum alloy, zinc alloy, 304 stainless steel or other metal materials.
Example 2: the size of the lens mount: the height is 8-20mm, the diameter of the large ring is 25-30mm, the diameter of the small ring is 17-18mm, the diameter of the screw hole is 1.6-1.8mm, the upper groove and the lower groove are both arc-shaped, the processing is convenient, and one groove is arranged at each hole at the upper end. The lower end groove is arranged in the middle of the gap of the hole positions, and two grooves are designed at the bottom of the lens mount and used for reinforcing and fixing the lens mount and the PCB by using glue.
Example 3: the lens interface is provided with internal threads, and the threads are used for screwing the threaded column provided with the lens.
Example 4: the inner wall of the lens interface is smooth and is used for bonding a lens column.
Example 5: the inner wall of the lens interface is provided with a groove, the groove is used for storing glue, and the glue is used for bonding a lens column.
Example 6: the lens interface cylinder wall is provided with a screw hole, the screw hole is used for arranging a screw rod, and the screw rod is used for reinforcing a lens column.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A low-cost high-precision M12 lens mount structure, comprising:
a lens interface (1) and a base (2); the lens interface (1) and the base (2) are of an integral structure; the lens interface (1) is used for connecting a lens, and the base (2) is used for connecting a PCB (printed circuit board); the lens interface (1) and the base (2) are of cylinder structures with different cross sections, and the cross sections of the lens interface (1) and the base (2) are concentric.
2. A low-cost high-precision M12 lens mount structure according to claim 1,
the base (2) is provided with a base annular surface (21), and the base annular surface (21) is arranged on a contact surface between the base (2) and the lens interface (1); the base ring surface (21) uniform gap is provided with four screw holes (3), and the screw holes (3) penetrate through the base (2).
3. A low-cost high-precision M12 lens mount structure according to claim 2,
base torus (21) are equipped with circular arc position groove (31), circular arc position groove (31) set up in screw hole (3) department on base torus (21).
4. A low-cost high-precision M12 lens mount structure according to claim 2,
the base (2) is provided with a base bottom surface (22), the base bottom surface (22) is provided with two circular arc-shaped positioning grooves (4), and the circular arc-shaped positioning grooves (4) are formed in the base bottom surface.
5. A low-cost high-precision M12 lens mount structure according to claim 4,
base bottom surface (22) are equipped with circular hole position groove (32), circular hole position groove (32) set up in screw hole (3) department on base bottom surface (22).
6. A low-cost high-precision M12 lens mount structure according to claim 5,
the diameter of the screw hole (3) is 1.6-1.8 mm.
7. A low-cost high-precision M12 lens mount structure according to claim 1,
the outer diameter of the base (2) is 25-30 mm.
8. A low-cost high-precision M12 lens mount structure according to claim 1,
the outer diameter of the lens interface (1) is 17-18 mm.
9. A low-cost high-precision M12 lens mount structure according to claim 1,
the height of the lens seat is 8-20 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221247885.1U CN216772087U (en) | 2022-05-24 | 2022-05-24 | Low-cost high accuracy M12 lens mount structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221247885.1U CN216772087U (en) | 2022-05-24 | 2022-05-24 | Low-cost high accuracy M12 lens mount structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216772087U true CN216772087U (en) | 2022-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221247885.1U Active CN216772087U (en) | 2022-05-24 | 2022-05-24 | Low-cost high accuracy M12 lens mount structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216772087U (en) |
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2022
- 2022-05-24 CN CN202221247885.1U patent/CN216772087U/en active Active
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