CN217385950U

CN217385950U - Novel camera focusing system

Info

Publication number: CN217385950U
Application number: CN202221254191.0U
Authority: CN
Inventors: 李达; 任文斌; 常献刚
Original assignee: Beijing Airdoc Technology Co Ltd
Current assignee: Beijing Airdoc Technology Co Ltd
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-09-06
Anticipated expiration: 2032-05-24

Abstract

The utility model provides a novel camera focusing system, which comprises a base, wherein a driving mechanism and a focusing mechanism are arranged on the base; the focusing mechanism comprises a first lens barrel seat and a second lens barrel seat which are arranged in parallel, and the first lens barrel seat is positioned behind the second lens barrel seat; the first lens barrel seat is connected to the base in a sliding mode and provided with a plurality of lens barrel modules; the second lens barrel seat is fixedly connected to the base and provided with a lens barrel matched with the lens barrel module. The utility model discloses a set up first lens barrel holder, the second lens barrel holder that is parallel to each other on the base, and install independent lens cone module on the first lens barrel holder, adopt the modularization equipment mode, the packaging efficiency is high, does benefit to large-scale production and later stage dimension and protects, has promoted whole production efficiency greatly.

Description

Novel camera focusing system

Technical Field

The utility model relates to an optical camera focusing technical field, concretely relates to novel camera focusing system.

Background

The focal length is the same as human eyes, the optical camera takes all things in the world through the lens, the optical camera is used as the lens of the optical camera, the most important characteristic is the focal length of the lens, the focal lengths of the lens are different, the wide degree of scenery capable of being shot is different, and the photo effects are different, therefore, the focusing of the optical camera is to change the relative position of the front lens and the rear lens of the camera to change the focal length, thereby adjusting the imaging definition of the camera.

At present, the lens packaging efficiency of the existing camera focusing system is low, the large-scale production is not facilitated, the implementation of later-stage maintenance and maintenance work is also not facilitated, and the overall production efficiency is greatly influenced.

Therefore, for the researchers in this field, it is necessary to develop a new camera focusing system that is beneficial to mass production and later maintenance.

SUMMERY OF THE UTILITY MODEL

In view of this, for solving the problem that exists, the utility model discloses a set up first lens cylinder seat, the second lens cylinder seat that are parallel to each other on the base, and install independent lens cone module on the first lens cylinder seat, adopt the modularization equipment mode, the packaging efficiency is high, does benefit to large-scale production and later stage dimension and protects, has promoted holistic production efficiency greatly to it is low to have solved current camera focusing system packaging efficiency, is unfavorable for the technical problem of the maintenance of large-scale production and later stage, the implementation of maintenance work.

In order to achieve the above object, an embodiment of the present invention provides a novel camera focusing system, which includes a base, wherein a driving mechanism and a focusing mechanism are installed on the base, the focusing mechanism includes a first lens barrel base and a second lens barrel base that are arranged in parallel, and the first lens barrel base is located behind the second lens barrel base; the first lens barrel seat is connected to the base in a sliding mode and provided with a plurality of lens barrel modules; the second lens barrel seat is fixedly connected to the base and is provided with a lens barrel matched with the lens barrel module.

Further, the driving mechanism comprises a focusing motor and a ball screw, the focusing motor is fixedly connected to the base through a motor support, and a screw nut matched with the ball screw is arranged on the first lens barrel seat.

Further, a guide rail is installed on the base, a sliding block is arranged below the first lens barrel seat, and the sliding block stably slides in the guide rail.

Furthermore, two guide grooves are formed in the guide rail, and two sliding blocks matched with the two guide grooves are arranged below the first lens barrel seat.

Furthermore, one side of the first lens barrel seat is provided with an inductive switch assembly.

Further, the inductive switch subassembly includes switch support, photoelectric sensing piece and binary channels photoelectric switch, binary channels photoelectric switch installs on the switch support, the photoelectric sensing piece sets up on a side of first mirror cylinder seat.

Further, the switch bracket is fixedly connected to the base.

Further, each lens barrel module is formed by installing a plurality of lenses.

Furthermore, the number of the lens cone modules is a positive integer N, and N is more than or equal to 1 and less than or equal to 6.

Further, the number of the barrel modules is three, and the lens composition of each barrel module is different.

The utility model has the advantages that:

the utility model discloses a set up first lens barrel holder, the second lens barrel holder that is parallel to each other on the base, and can install independent lens cone module on the first lens barrel holder, adopt the modularization equipment mode, the packaging efficiency is high, does benefit to large-scale production and later stage dimension and protects, has promoted whole production efficiency greatly.

Drawings

The following drawings are included to provide a further understanding of the invention, are incorporated in and constitute a part of this application, and are provided for illustrative purposes only and are not intended to limit the scope of the invention. In the drawings:

fig. 1 is a schematic view of an axial structure of a novel camera focusing system in an embodiment of the present application;

fig. 2 is a schematic view of an axial structure of a novel camera focusing system in another embodiment of the present application.

Reference numerals:

1. a base; 21. a focusing motor; 22. a ball screw; 23. a lead screw nut; 31. a first barrel base; 32. a second lens barrel base; 320. a lens barrel; 310. a slider; 311. a first lens barrel module; 312. a second lens barrel module; 313. a third lens barrel module; 4. a linear guide rail; 411. a first guide groove; 412. a second guide groove; 50. a switch bracket; 51. a photoelectric sensing sheet; 52. two-channel photoelectric switch.

Detailed Description

The accompanying drawings, which form a part of the specification, illustrate embodiments of the present invention and, together with the description, further serve to explain the principles of the invention and not to limit the invention, but rather, all other embodiments which may be derived by those skilled in the art without making creative work fall within the scope of the present invention.

It should be noted that, unless the directions indicated are individually defined, the directions of up, down, left, right, etc. referred to herein are based on the directions of up, down, left, right, etc. shown in fig. 1 of the embodiment of the present application, and if the specific posture is changed, the directional indication is changed accordingly. As used herein, the terms "first," "second," and the like, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Further, in the various embodiments of the present disclosure, the same or similar reference numerals denote the same or similar components.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory to each other or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the scope of the present invention.

Example one

Referring to fig. 1, a novel camera focusing system in this embodiment includes a base 1, wherein a driving mechanism and a focusing mechanism are installed on the base 1, the focusing mechanism includes a first lens barrel holder 31 and a second lens barrel holder 32, and the first lens barrel holder and the second lens barrel holder are arranged on the base in parallel; further, the second barrel holder 32 is fixed on the base 1 by screw stud or adhesive, and the first barrel holder 31 can freely slide on the base by a pulley mechanism arranged below the first barrel holder; furthermore, the first barrel mount 31 is provided with three lens barrel modules (a first lens barrel module 311, a second lens barrel module 312, and a third lens barrel module 313, as shown in fig. 2) on a side surface opposite to the second barrel mount, and the second barrel mount 32 is provided with a lens barrel 320 adapted to the lens barrel modules.

It should be noted that, the lens barrel module in this embodiment is not limited to be mounted on the first lens barrel base, and may be detachably connected by being clamped or fixed. Furthermore, the lens barrel module is an independent lens barrel formed by assembling a plurality of lenses, and the shape of the lens barrel module is preferably but not limited to a cylindrical shape. In addition, the number of the lens barrel modules is preferably but not limited to three, and can be set to be one, two, four, six or more according to actual conditions, so that different focusing systems can be met.

Utilize the technical scheme of this embodiment, this embodiment is through setting up the first lens barrel holder that is parallel to each other on the base, second lens barrel holder, and can install independent lens cone module on the first lens barrel holder, it slides around on the base to drive first lens barrel holder 31 through actuating mechanism, make the optical lens in the lens barrel module along with the displacement activity of first lens barrel holder, accomplish the ray apparatus focusing, camera focusing system in this embodiment adopts the modularization equipment mode, the packaging efficiency is high, do benefit to large-scale production and later stage dimension and protect, the beneficial effect of whole production efficiency has been promoted greatly. In addition, the first lens barrel seat and the second lens barrel seat are arranged in parallel, and the lens barrel arranged on the second lens barrel seat and matched with the lens barrel module is designed in a characteristic mode, so that the lens barrel can be fully matched with the lens barrel module, and the focusing accuracy of the focusing system can be improved.

Example two

In this embodiment, on the basis of the first embodiment, as a preferred embodiment, the driving mechanism in this embodiment includes a focusing motor 21 and a ball screw 22, the focusing motor 21 is fixedly connected to the base 1 through a motor bracket, one end of the ball screw 22 is fixedly connected to an output shaft of the focusing motor 21, and the other end of the ball screw passes through and is screwed on a screw nut 23 provided on the first barrel base 31.

The novel camera focusing system of this embodiment focuses through adopting step focusing motor and ball screw driven mode, and the transmission is stable, does benefit to the focusing precision that improves focusing system.

As shown in fig. 2, as a preferred embodiment, the base 1 of the present embodiment is provided with a linear guide 4, and a sliding block 310 is disposed below the first lens barrel holder 31 and slides smoothly in the guide. Further, two guide grooves (a first guide groove 411 and a second guide groove 412) are formed in the linear guide 4, and correspondingly, two sliding blocks matched with the first guide groove 411 and the second guide groove 412 are arranged below the first lens barrel base.

It should be noted that the two sliding blocks in this embodiment may be composed of two sets of pulleys capable of stably sliding in the two guide grooves. The novel camera focusing system of this embodiment makes the displacement removal that carries on that first lens barrel holder can be more steady through the mode that adopts linear guide, slider, does benefit to focusing precision and the life who improves focusing system, practices thrift overall cost.

As shown in fig. 2, as a preferred embodiment, in this embodiment, an inductive switch assembly is disposed on one side of the first barrel base 31, the inductive switch assembly includes a switch bracket 50, a photoelectric sensing sheet 51 and a dual-channel photoelectric switch 52, the dual-channel photoelectric switch 52 is mounted on the switch bracket 50, the switch bracket 50 is fixedly mounted on the base 1, and the photoelectric sensing sheet 51 is disposed on one side surface of the first barrel base 31.

It should be noted that, in this embodiment, when the first lens barrel holder is moved back and forth, the photoelectric sensing sheet 51 triggers the dual-channel photoelectric switch 52, so as to accurately position the current position of the first lens barrel holder 31.

Specifically, so-called double-channel photoelectric switch has integrateed two response passageways on a switch module in this embodiment promptly, for the single channel photoelectric switch who uses among the prior art, has not only reduced the quantity of installation switch, and the installation space volume, and it is higher to the moving position judgement precision of first mirror cylinder seat in addition, can set up different logic judgement according to the task condition of difference, is favorable to improving the intelligent degree of product, has the advantage such as save space, saving cost and modularization degree.

To sum up, the utility model discloses a rotatory rotation that drives ball of focusing motor, and then drive first lens barrel holder through screw nut and remove along the slide rail on the base, when the photoelectric sensing piece triggered binary channels photoelectric switch, the position of the first lens barrel holder of current removal of position determination, optical lens in the messenger lens barrel module is along with the displacement activity of first lens barrel holder, accomplish the ray apparatus focusing, adopt the modularization equipment mode, the packaging efficiency is high, do benefit to scale production and later stage maintenance, whole production efficiency has been promoted greatly. Meanwhile, the lens barrel module can be fully matched with the lens barrel module through the parallel arrangement of the first lens barrel seat and the second lens barrel seat and the characteristic design of the lens barrel matched with the lens barrel module arranged on the second lens barrel seat, and the focusing accuracy of the focusing system can be improved.

While the above description shows and describes the preferred embodiments of the application, it is to be understood, as noted above, that the application is not limited to the forms disclosed herein, but is not intended to be exhaustive of other embodiments, and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the subject matter disclosed above, as determined by the teachings or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the application, which is to be protected by the claims appended hereto.

Claims

1. A novel camera focusing system comprises a base, and is characterized in that a driving mechanism and a focusing mechanism are mounted on the base;

the focusing mechanism comprises a first lens barrel seat and a second lens barrel seat which are arranged in parallel, and the first lens barrel seat is positioned behind the second lens barrel seat;

the first lens barrel seat is connected to the base in a sliding mode and provided with a plurality of lens barrel modules;

the second lens barrel seat is fixedly connected to the base and is provided with a lens barrel matched with the lens barrel module.

2. The novel camera focusing system of claim 1, wherein the driving mechanism comprises a focusing motor and a ball screw, the focusing motor is fixedly connected to the base through a motor bracket, and a screw nut adapted to the ball screw is disposed on the first lens barrel holder.

3. The novel camera focusing system of claim 1, wherein a guide rail is mounted on the base, and a slider is disposed below the first lens barrel holder and slides smoothly in the guide rail.

4. The novel camera focusing system of claim 3, wherein two guide grooves are formed on the guide rail, and two sliding blocks adapted to the two guide grooves are disposed below the first lens barrel base.

5. The novel camera focusing system of claim 1 wherein one side of the first barrel mount is provided with an inductive switch assembly.

6. The novel camera focusing system of claim 5 wherein said inductive switch assembly comprises a switch bracket, a photo-electric sensor strip and a dual channel photo-electric switch, said dual channel photo-electric switch mounted on said switch bracket, said photo-electric sensor strip disposed on a side of said first barrel mount.

7. The novel camera focusing system of claim 6 wherein the switch bracket is fixedly attached to the base.

8. The novel camera focusing system of claim 1, wherein each lens barrel module is comprised of a plurality of lens mounts.

9. The novel camera focusing system of claim 8, wherein the number of lens barrel modules is a positive integer N, and then 1 ≦ N ≦ 6.

10. The novel camera focusing system of claim 9, wherein the number of barrel modules is three and the lens composition of each barrel module is different.