CN214252691U

CN214252691U - Optical lens assembly structure

Info

Publication number: CN214252691U
Application number: CN202120224545.6U
Authority: CN
Inventors: 林坤煌
Original assignee: Yaowei Optoelectronics Yancheng Co ltd
Current assignee: Yaowei Optoelectronics Yancheng Co ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-09-21
Anticipated expiration: 2031-01-25

Abstract

The utility model relates to an optical lens technical field just discloses an optical lens package assembly, including the outer tube, be provided with first interior sleeve pipe in the outer tube, and first interior sheathed tube below is provided with the interior sleeve pipe of second, first dovetail groove has been seted up to the interior sheathed tube upper surface of second, the first trapezoidal locating piece of first interior sheathed tube lower fixed surface is connected with, and first trapezoidal locating piece and first dovetail groove match the setting, the interior sheathed tube below of second is provided with the interior sleeve pipe of third, and the second dovetail groove has been seted up to the interior sheathed tube upper surface of third. The utility model discloses, through the cooperation of first trapezoidal locating piece, the trapezoidal locating piece of second and first dovetail groove and second dovetail groove, sleeve pipe and third in the first sleeve pipe, the second are connected in the location for sleeve pipe is relative with the interior sheathed tube center of third in the first sleeve pipe, the second, has avoided traditional lens to need debug to the heart because installation accuracy problem, thereby the device's of being convenient for equipment.

Description

Optical lens assembly structure

Technical Field

The utility model relates to an optical lens technical field especially relates to an optical lens package assembly.

Background

The optical lens is an essential component in a machine vision system, directly influences the quality of imaging quality and influences the realization and effect of an algorithm. The optical lens can be divided into a short-focus lens, a middle-focus lens and a long-focus lens from the focal length; wide-angle, standard and telephoto lenses are arranged according to the field size; the structure is divided into a fixed aperture fixed focus lens, a manual aperture fixed focus lens, an automatic aperture fixed focus lens, a manual zoom lens, an automatic aperture motorized zoom lens, an electric three-variable (aperture, focal length and focus are all variable) lens and the like. The optical industrial lens is widely used for positioning and detecting objects with extremely high reflectivity, such as: metal, glass, film, wafer, etc.

The mounting structure of the existing optical lens needs to carry out centering debugging on each optical element in the mounting process, so that the existing optical lens is too time-consuming and labor-consuming in the assembly process.

Therefore, we propose an optical lens assembly structure to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing an optical lens assembly structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an optical lens assembly structure comprises an outer sleeve, wherein a first inner sleeve is arranged in the outer sleeve, a second inner sleeve is arranged below the first inner sleeve, a first trapezoidal groove is formed in the upper surface of the second inner sleeve, a first trapezoidal positioning block is fixedly connected to the lower surface of the first inner sleeve, the first trapezoidal positioning block is matched with the first trapezoidal groove, a third inner sleeve is arranged below the second inner sleeve, a second trapezoidal groove is formed in the upper surface of the third inner sleeve, a second trapezoidal positioning block is fixedly connected to the lower surface of the second inner sleeve, one end, away from the second inner sleeve, of the second trapezoidal positioning block is arranged inside the second trapezoidal groove, two lenses are fixedly connected to the inner walls of the first inner sleeve, the second inner sleeve and the third inner sleeve, and a threaded lantern ring is connected to the inner wall thread at one end of the outer sleeve, and the inner wall fixedly connected with first protective glass of the screw thread lantern ring, the lower surface of screw thread lantern ring is provided with compression spring, and compression spring keeps away from the one end of the screw thread lantern ring and offsets with first interior sleeve pipe and sets up.

Preferably, the bottoms of the outer sleeve and the third inner sleeve are both in a trapezoidal arrangement, and the inner wall of the outer sleeve is abutted to the outer wall of the third inner sleeve.

Preferably, the lower surface of the threaded lantern ring is provided with a clamping groove, a clamping ring is connected in the clamping groove in a sliding mode, and the bottom of the clamping ring is fixedly connected with the compression spring.

Preferably, the upper surface of snap ring is seted up flutedly, and the recess inside callipers is equipped with the ball, the one end of ball and draw-in groove bottom set up mutually.

Preferably, a second protective glass is fixedly connected to the inner wall of one end, far away from the threaded lantern ring, of the outer sleeve.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses, through setting up first interior sleeve pipe, sleeve pipe and the cooperation of sleeve pipe in the second, when the lens falls into the lot, through first trapezoidal locating piece, the cooperation of trapezoidal locating piece of second and first dovetail groove and second dovetail groove, sleeve pipe in the first location connection, sleeve pipe and the third in the second, make first interior sleeve pipe, sleeve pipe is relative with the interior sheathed tube center of third in the second, the in-process of traditional lens in the equipment has been avoided, because the installation accuracy problem, the problem of needs when the installation to the heart debugging, thereby the device's of being convenient for equipment.

2. The utility model discloses, through setting up the outer tube and the interior sleeve pipe of third that the bottom is trapezium structure, can be so that the bottom sprag of outer tube when the sleeve pipe in the third, can sleeve pipe in the spacing third, through setting up the snap ring, when avoiding the screw thread lantern ring of screwing, the screw thread lantern ring drives compression spring rotatory to make compression spring slope, through setting up the ball, reduce the frictional force between snap ring and the screw thread lantern ring, the snap ring of being convenient for rotates with the screw thread lantern ring, through setting up second protection glass, can protect the lens in the outer tube.

Drawings

Fig. 1 is a schematic cross-sectional structural view of an optical lens assembly structure according to the present invention;

fig. 2 is a schematic view of a lens structure of an optical lens assembly structure according to the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. an outer sleeve; 2. a first inner sleeve; 3. a first trapezoidal positioning block; 4. a second inner sleeve; 5. a second trapezoidal positioning block; 6. a third inner sleeve; 7. a lens; 8. a threaded collar; 9. a first protective glass; 10. a compression spring; 11. a snap ring; 12. a ball bearing; 13. and a second cover glass.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, an optical lens assembly structure includes an outer sleeve 1, a first inner sleeve 2 is disposed in the outer sleeve 1, a second inner sleeve 4 is disposed below the first inner sleeve 2, a first dovetail groove is formed on an upper surface of the second inner sleeve 4, a first trapezoidal positioning block 3 is fixedly connected to a lower surface of the first inner sleeve 2, the first trapezoidal positioning block 3 is matched with the first dovetail groove, a third inner sleeve 6 is disposed below the second inner sleeve 4, a second dovetail groove is formed on an upper surface of the third inner sleeve 6, a second trapezoidal positioning block 5 is fixedly connected to a lower surface of the second inner sleeve 4, one end of the second trapezoidal positioning block 5, which is far away from the second inner sleeve 4, is disposed inside the second dovetail groove, two lenses 7 are fixedly connected to inner walls of the first inner sleeve 2, the second inner sleeve 4 and the third inner sleeve 6, and the two lenses 7 are convenient to mount, can accomplish the back at the installation of the lens 7 of sleeve pipe 6 one side in first interior sleeve pipe 2, the second interior sleeve pipe 4 and the third, adjust the first interior sleeve pipe 2 of head installation again, the lens 7 of sleeve pipe 6 opposite side in second interior sleeve pipe 4 and the third, the inner wall threaded connection of 1 one end of outer tube has the screw thread lantern ring 8, and the first protective glass 9 of the inner wall fixedly connected with of screw thread lantern ring 8, the lower surface of screw thread lantern ring 8 is provided with compression spring 10, and compression spring 10 keeps away from the one end of screw thread lantern ring 8 and offsets with first interior sleeve pipe 2 and set up.

Furthermore, the bottoms of the outer sleeve 1 and the third inner sleeve 6 are both in a trapezoidal arrangement, the inner wall of the outer sleeve 1 is arranged to be abutted to the outer wall of the third inner sleeve 6, and the outer sleeve 1 and the third inner sleeve 6 which are in a trapezoidal structure are arranged at the bottoms of the outer sleeve 1, so that the third inner sleeve 6 can be limited while the bottom of the outer sleeve 1 supports the third inner sleeve 6.

Further, the draw-in groove has been seted up to the lower surface of the screw thread lantern ring 8, and sliding connection has snap ring 11 in the draw-in groove, and the bottom and the compression spring 10 fixed connection of snap ring 11, through setting up snap ring 11, when avoiding the screw thread lantern ring 8 of screwing, the screw thread lantern ring 8 drives compression spring 10 and rotates to make compression spring 10 slope.

Further, the upper surface of snap ring 11 is seted up flutedly, and the recess inside callipers is equipped with ball 12, and the one end and the draw-in groove bottom of ball 12 support the setting, through setting up ball 12, reduces the frictional force between snap ring 11 and the screw thread lantern ring 8, is convenient for snap ring 11 and the rotation of screw thread lantern ring 8.

Furthermore, a second protective glass 13 is fixedly connected to an inner wall of one end of the outer sleeve 1, which is far away from the threaded collar 8, and the lens 7 in the outer sleeve 1 can be protected by the second protective glass 13.

The utility model discloses in, in the installation, at first two lenses 7 installation completions in the interior 2 of sleeve pipe in the first through glue, lens 7 installation completion in the interior 4 of sleeve pipe in the second again, then lens 7 installation completion on the interior 6 of sleeve pipe in the third, after the whole installation of lens 7, sleeve pipe 2 in the first, sleeve pipe 4 and sleeve pipe 6 in the third are through first trapezoidal locating piece 3 in the second, trapezoidal locating piece 5 of second and first trapezoidal groove and the cooperation of second trapezoidal groove, assemble together each other, sleeve pipe 2 in the first, sleeve pipe 4 and sleeve pipe 6 equipment completion back in the third in the second, sleeve pipe 2 in the first, sleeve pipe 2 is put into outer tube 1 with the built-up part of sleeve pipe 6 equipment in the third in the second, then sleeve pipe 2 in the first through the screw sleeve ring 8, sleeve pipe 4 can in sleeve pipe 1 with sleeve pipe 6 is fixed in outer tube 1 in the second.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An optical lens assembly structure comprises an outer sleeve (1) and is characterized in that a first inner sleeve (2) is arranged in the outer sleeve (1), a second inner sleeve (4) is arranged below the first inner sleeve (2), a first trapezoid groove is formed in the upper surface of the second inner sleeve (4), a first trapezoid positioning block (3) is fixedly connected to the lower surface of the first inner sleeve (2), the first trapezoid positioning block (3) is matched with the first trapezoid groove, a third inner sleeve (6) is arranged below the second inner sleeve (4), a second trapezoid groove is formed in the upper surface of the third inner sleeve (6), a second trapezoid positioning block (5) is fixedly connected to the lower surface of the second inner sleeve (4), and one end, far away from the second inner sleeve (4), of the second trapezoid positioning block (5) is arranged in the second trapezoid groove, the utility model discloses a three-dimensional optical fiber cable, including first interior sleeve pipe (2), second interior sleeve pipe (4) and the equal fixedly connected with of inner wall of third sleeve pipe (6) two lenses (7), the inner wall threaded connection of outer tube (1) one end has the screw thread lantern ring (8), and the first protective glass (9) of inner wall fixedly connected with of screw thread lantern ring (8), the lower surface of screw thread lantern ring (8) is provided with compression spring (10), and compression spring (10) keep away from the one end of screw thread lantern ring (8) and offset the setting with first interior sleeve pipe (2).

2. An optical lens assembly structure as claimed in claim 1, wherein the bottoms of the outer sleeve (1) and the third inner sleeve (6) are both trapezoidal, and the inner wall of the outer sleeve (1) is disposed against the outer wall of the third inner sleeve (6).

3. An optical lens assembly structure as claimed in claim 1, wherein a clamping groove is formed in a lower surface of the threaded collar (8), a snap ring (11) is slidably connected in the clamping groove, and a bottom of the snap ring (11) is fixedly connected with the compression spring (10).

4. An optical lens assembly structure as claimed in claim 3, wherein the upper surface of the snap ring (11) is provided with a groove, and the ball (12) is clamped in the groove, and one end of the ball (12) is disposed against the bottom of the groove.

5. An optical lens assembly as claimed in claim 1, characterized in that a second protective glass (13) is fixedly attached to the inner wall of the end of the outer sleeve (1) remote from the threaded collar (8).