CN220575812U

CN220575812U - Tool for assembling lens transmission nut

Info

Publication number: CN220575812U
Application number: CN202322266642.3U
Authority: CN
Inventors: 王蕊; 张登全; 姚丽荣; 黄声齐
Original assignee: Dongguan Yutong Optical Technology Co Ltd
Current assignee: Dongguan Yutong Optical Technology Co Ltd
Priority date: 2023-08-23
Filing date: 2023-08-23
Publication date: 2024-03-12
Anticipated expiration: 2033-08-23

Abstract

The utility model belongs to the technical field of lenses and discloses a tool for assembling a lens transmission nut, which comprises a base and a limiting component, wherein the base is used for fixing a lens frame, the lens frame is provided with a mounting part, the limiting component comprises a limiting rod, when the transmission nut is required to be mounted on the mounting part of the lens frame, the lens frame is firstly fixed on the base, the transmission nut is put into the mounting part, the limiting rod is arranged on the mounting part and the transmission nut in a penetrating way from the lower part of the mounting part so as to limit the transmission nut on the mounting part, then a pin is arranged on the mounting part and the transmission nut in a penetrating way from the upper part of the mounting part, and meanwhile, the limiting rod is pushed to retract the pin into the base, so that the assembly of the pin is completed. This a frock for assembly of camera lens drive nut, the picture frame is fixed in on the base, has solved the inconvenient fixed problem of picture frame, and drive nut is spacing in the installation department through the gag lever post, can carry out the accurate positioning to drive nut, has made things convenient for the installation of pin widely, makes drive nut assembly more convenient.

Description

Tool for assembling lens transmission nut

Technical Field

The utility model relates to the technical field of lenses, in particular to a tool for assembling a lens transmission nut.

Background

The optical zoom lens generally adopts drive screw and drive nut complex mode to realize the motion of camera lens subassembly, and drive nut passes through the pin and is fixed in the installation department of picture frame, because overall dimension is less, and when drive nut and picture frame were assembled, the picture frame was not fixed well, and drive nut is difficult for aligning with the pinhole of installation department, and then leads to the pin assembly difficulty.

Disclosure of Invention

The utility model aims to provide a tool for assembling a lens transmission nut, which can limit the transmission nut on an installation part so as to facilitate the installation of a pin and enable the assembly of the transmission nut to be more convenient.

To achieve the purpose, the utility model adopts the following technical scheme:

a frock for lens drive nut assembly includes:

the base is used for fixing the glasses frame, and the glasses frame is provided with a mounting part;

the limiting assembly comprises a limiting rod, the position of the limiting rod is movably arranged on the base, the limiting rod can extend out of the base to limit the transmission nut on the mounting portion, and the limiting rod can also be retracted into the base after the pin penetrates through the mounting portion and the transmission nut.

As an alternative, the limit lever is elastically arranged on the base, and the limit lever can extend out of the base under elastic acting force.

As an alternative, the base is provided with the sliding hole, the spacing subassembly still includes the spring, the spring with the gag lever post all set up in the sliding hole, the both ends of spring are supported respectively the gag lever post is kept away from the one end of installation department with the base.

As an alternative, the sliding hole is a stepped hole structure, and comprises a first hole and a second hole which are mutually communicated, the limiting rod is a stepped shaft structure, and comprises a first shaft and a second shaft which are mutually connected, the first shaft is limited in the first hole, the spring is arranged in the first hole, two ends of the spring are respectively abutted against the first shaft and the base, and the second shaft is arranged in the second hole in a penetrating manner and can extend out of the second hole or retract into the second hole.

As an alternative, the base is further provided with a mounting hole communicated with the sliding hole, the diameter of the mounting hole is larger than or equal to that of the sliding hole, a plugging piece is arranged in the mounting hole, and one end, away from the limiting rod, of the spring is abutted to the plugging piece.

As an alternative, the inner wall of the mounting hole is provided with an internal thread, the blocking piece is a headless screw, and the blocking piece is in threaded connection with the mounting hole.

As an alternative, the base is provided with a limit groove, and the mirror frame is arranged in the limit groove.

As an alternative scheme, still be equipped with the guiding axle on the base, the picture frame is provided with the guide part, the guide part is provided with the guiding hole, the picture frame set up in when in the spacing groove, the guiding axle wears to locate in the guiding hole.

As an alternative, the pin chuck further comprises an adsorption tool, wherein the adsorption tool is configured to adsorb the pin and penetrate the pin onto the mounting part and the transmission nut.

As an alternative, the adsorption tool is an air suction pen.

The utility model has the beneficial effects that:

the utility model provides a tool for assembling a lens transmission nut, which comprises a base and a limiting component, wherein the base is used for fixing a lens frame, the lens frame is provided with an installation part, the limiting component comprises a limiting rod, when the transmission nut is required to be installed on the installation part of the lens frame, the lens frame is firstly fixed on the base, the transmission nut is placed in the installation part, the limiting rod is arranged on the installation part and the transmission nut in a penetrating manner from the lower part of the installation part to limit the transmission nut on the installation part, then a pin is arranged on the installation part and the transmission nut in a penetrating manner from the upper part of the installation part, and the limiting rod is pushed to retract the pin into the base at the same time, so that the assembly of the pin is completed. This a frock picture frame for assembly of camera lens drive nut is fixed in on the base, has solved the inconvenient fixed problem of picture frame, and drive nut passes through the gag lever post and is spacing in the installation department, can carry out the accurate positioning to drive nut, has made things convenient for the installation of pin widely, makes drive nut assembly more convenient.

Drawings

FIG. 1 is an isometric view of a tooling for lens drive nut assembly provided by an embodiment of the present utility model;

fig. 2 is a cross-sectional view of a tool for assembling a lens driving nut according to an embodiment of the present utility model.

In the figure:

100. a frame; 101. a mounting part; 1011. a mounting plate; 102. a guide part; 200. a drive nut; 300. a pin; 400. a pin box;

1. a base; 11. a sliding hole; 111. a first hole; 112. a second hole; 12. a mounting hole; 121. a blocking member; 13. a guide shaft;

2. a limit component; 21. a limit rod; 211. a first shaft; 212. a second shaft; 22. a spring;

3. and (5) an adsorption tool.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar parts throughout, or parts having like or similar functions. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be interpreted broadly, as for example, they may be fixedly connected, or may be detachably connected, or may be electrically connected, or may be directly connected, or may be indirectly connected through an intermediary, or may be in communication with one another in two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present utility model, unless explicitly stated and limited otherwise, a first feature "above" or "below" a second feature may include the first feature and the second feature being in direct contact, or may include the first feature and the second feature not being in direct contact but being in contact by another feature therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

As shown in fig. 1-2, the embodiment of the utility model provides a fixture for assembling a lens transmission nut, which comprises a base 1 and a limiting component 2, wherein the base 1 is used for fixing a lens frame 100, the lens frame 100 is provided with a mounting part 101, specifically, the mounting part 101 is two mounting plates 1011 which are arranged at intervals along the axial direction of the lens frame 100, and the two mounting plates 1011 are provided with pin holes for mounting pins 300; the limiting assembly 2 comprises a limiting rod 21, the limiting rod 21 is movably arranged on the base 1, when the transmission nut 200 is installed on the mirror frame 100, after the mirror frame 100 is fixed on the base 1, the transmission nut 200 is firstly placed between the two mounting plates 1011, the limiting rod 21 penetrates through the pin holes from the mounting plate 1011 positioned below and penetrates through the transmission nut 200 to limit the transmission nut 200 on the mounting part 101, then the pin 300 penetrates through the pin holes from the mounting plate 1011 positioned above and penetrates through the transmission nut 200, in the downward moving process of the pin 300, the limiting rod 21 is abutted with the limiting rod 21 and pushes the limiting rod 21 to move downwards, and after the limiting rod 21 is moved out of the pin holes of the mounting plate 1011 positioned below and is retracted into the base 1, both ends of the pin 300 are simultaneously positioned in the pin holes of the two mounting plates 1011, so that the installation of the pin holes is completed.

This a frock picture frame 100 for lens drive nut assembly is fixed in on the base 1, has solved the inconvenient fixed problem of picture frame 100, and drive nut 200 is spacing in installation department 101 through gag lever post 21, can carry out the accurate positioning to drive nut 200, has made things convenient for the installation of pin 300 greatly, makes drive nut 200 assembly more convenient.

In order to facilitate the use of the limiting rod 21, the limiting rod 21 is elastically arranged on the base 1, the limiting rod 21 can automatically extend out of the base 1 under elastic force, after the frame 100 is fixed on the base 1, the limiting rod 21 can be retracted into the base 1, the transmission nut 200 is placed between the two mounting plates 1011, after the transmission nut 200 is aligned with the pin holes, the limiting rod 21 extends out of the base 1 under elastic force and into the pin holes of the mounting plates 1011 and the transmission nut 200, and when the pin 300 is mounted, the limiting rod 21 is retracted into the base 1 to finish the mounting against the elastic force.

Specifically, referring to fig. 2, the base 1 is provided with a sliding hole 11, the limiting assembly 2 further includes a spring 22, the spring 22 and the limiting rod 21 are both disposed in the sliding hole 11, two ends of the spring 22 respectively abut against one end of the limiting rod 21 away from the mounting portion 101 and the base 1, and the limiting rod 21 can partially extend out of the sliding hole 11 of the base 1 under the elastic force of the spring 22.

More specifically, the sliding hole 11 is a stepped hole structure, which includes a first hole 111 and a second hole 112 that are mutually communicated, the diameter of the first hole 111 is larger than that of the second hole 112, the limiting rod 21 is a stepped shaft structure, which includes a first shaft 211 and a second shaft 212 that are mutually connected, the diameter of the first shaft 211 is larger than that of the second shaft 212, the first shaft 211 is limited in the first hole 111 and can move in the first hole 111, the spring 22 is arranged in the first hole 111, two ends of the spring 22 respectively abut against the first shaft 211 and the base 1, the second shaft 212 is arranged in the second hole 112 in a penetrating manner, the spring 22 can push the first shaft 211 to move, so that the second shaft 212 extends out of the second hole 112, and the pin 300 can push the second shaft 212 to retract into the second hole 112. This structure can effectively carry out spacingly to gag lever post 21, avoids it to deviate from slide hole 11.

For the easy dismounting of gag lever post 21 and spring 22, base 1 still has seted up the mounting hole 12 with slide hole 11 intercommunication, and mounting hole 12 communicates with slide hole 11's first hole 111, and the diameter of mounting hole 12 is greater than first hole 111's diameter, and first axle 211 and the spring 22 of gag lever post 21 can set up in first hole 111 through mounting hole 12, and shutoff piece 121 can fix and set up in mounting hole 12, and the one end that gag lever post 21 was kept away from to spring 22 and shutoff piece 121 butt.

Specifically, the inner wall of the mounting hole 12 is provided with internal threads, the blocking piece 121 is a headless screw, and the blocking piece 121 is in threaded connection with the mounting hole 12.

In order to facilitate the fixation of the mirror frame 100, a limiting groove is arranged on the base 1, and the mirror frame 100 is arranged in the limiting groove.

Optionally, the guide shaft 13 is arranged on the base 1, the mirror frame 100 is provided with the guide part 102, the guide part 102 is provided with the guide hole, and when the mirror frame 100 is arranged in the limiting groove, the guide shaft 13 can be arranged in the guide hole in a penetrating manner, and the structure can accurately limit the position of the mirror frame 100 on the base 1.

Alternatively, because the pin 300 is smaller in size, it is necessary to suck the pin 300 out of the pin box 400 using the suction tool 3 and insert the pin 300 into the pin hole of the mounting plate 1011 and the driving nut 200 when the pin 300 is penetrated, and the operation is more convenient.

In this embodiment, the adsorbing tool 3 is an air sucking pen, the air sucking pen is connected with negative pressure, and the sucking pen head of the air sucking pen can adsorb the pin 300 and press the pin 300 through the air sucking pen to mount the pin 300 in place.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. A frock for lens drive nut assembly, its characterized in that includes:

a base (1) for fixing a mirror frame (100), the mirror frame (100) being provided with a mounting portion (101);

spacing subassembly (2), including gag lever post (21), gag lever post (21) position movably set up in on base (1), just gag lever post (21) can stretch out base (1) is located drive nut (200) limit mounting portion (101), gag lever post (21) can also wear to locate at pin (300) mounting portion (101) with draw back behind drive nut (200) to in base (1).

2. Tool for assembling lens transmission nuts according to claim 1, characterized in that the limit rod (21) is elastically arranged on the base (1), and the limit rod (21) can extend out of the base (1) under elastic acting force.

3. Tool for assembling lens transmission nuts according to claim 2, characterized in that the base (1) is provided with a sliding hole (11), the limiting assembly (2) further comprises a spring (22), the spring (22) and the limiting rod (21) are both arranged in the sliding hole (11), and two ends of the spring (22) respectively lean against one end, away from the mounting part (101), of the limiting rod (21) and the base (1).

4. A tool for assembling a lens driving nut according to claim 3, wherein the sliding hole (11) is of a stepped hole structure and comprises a first hole (111) and a second hole (112) which are communicated with each other, the limiting rod (21) is of a stepped shaft structure and comprises a first shaft (211) and a second shaft (212) which are connected with each other, the first shaft (211) is limited in the first hole (111), the spring (22) is arranged in the first hole (111), two ends of the spring (22) are respectively abutted against the first shaft (211) and the base (1), and the second shaft (212) is arranged in the second hole (112) in a penetrating manner and can extend out of the second hole (112) or retract into the second hole (112).

5. A tool for assembling a lens transmission nut according to claim 3, wherein the base (1) is further provided with a mounting hole (12) communicated with the sliding hole (11), the diameter of the mounting hole (12) is larger than or equal to that of the sliding hole (11), a blocking piece (121) is arranged in the mounting hole (12), and one end, away from the limiting rod (21), of the spring (22) is abutted against the blocking piece (121).

6. The tool for assembling a lens transmission nut according to claim 5, wherein the inner wall of the mounting hole (12) is provided with an internal thread, the blocking piece (121) is a headless screw, and the blocking piece (121) is in threaded connection with the mounting hole (12).

7. Tool for assembling lens drive nuts according to claim 1, characterized in that the base (1) is provided with a limit groove, and the mirror frame (100) is arranged in the limit groove.

8. The tool for assembling the lens transmission nut according to claim 7, wherein the base (1) is further provided with a guide shaft (13), the lens frame (100) is provided with a guide portion (102), the guide portion (102) is provided with a guide hole, and the guide shaft (13) is arranged in the guide hole in a penetrating manner when the lens frame (100) is arranged in the limit groove.

9. Tool for lens drive nut assembly according to claim 1, characterized in that it further comprises an adsorption tool (3), said adsorption tool (3) being configured to adsorb said pin (300) and to pass it on said mounting portion (101) and on said drive nut (200).

10. Tool for assembling lens drive nuts according to claim 9, characterized in that the suction tool (3) is a suction pen.