CN219997389U

CN219997389U - Auxiliary frame for optical debugging

Info

Publication number: CN219997389U
Application number: CN202320868263.9U
Authority: CN
Inventors: 孙建文; 王成越
Original assignee: Shenzhen Qingqing Vision Eye Products Co ltd
Current assignee: Shenzhen Qingqing Vision Eye Products Co ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-11-10
Anticipated expiration: 2033-04-11

Abstract

The utility model discloses an optical debugging auxiliary frame which comprises a base plate, a fixed plate, a movable plate, a clamping assembly and a laser diaphragm, wherein the fixed plate is connected to one end of the base plate; the movable plate is connected with the base plate in a sliding way, the movable plate is arranged opposite to the fixed plate, and a through locking hole is formed in the movable plate; the clamping assembly is arranged in the locking hole and used for clamping the laser; the laser diaphragm cover is arranged at the locking hole and is positioned on the emergent light path of the laser. In the utility model, the optical debugging auxiliary frame can be combined with the optical bread board, various light paths, lens assemblies and light spot shapes can be debugged according to the theoretical requirements of an optical system, and the movable plate can linearly move on the substrate, so that the defect of the optical bread board is overcome, and in the debugging process, the movable plate moves along the direction of approaching or separating from the fixed plate, so that the change of the light spot is continuously observed, the reason that the light path has a problem is favorably and rapidly found, and the efficiency and the reliability of optical debugging are improved.

Description

Auxiliary frame for optical debugging

Technical Field

The utility model relates to the technical field of laser application, in particular to an optical debugging auxiliary frame.

Background

In the process of optical debugging, various debugging requirements for debugging various light paths, lens assemblies, light spot shapes and the like exist, at present, various debugging is carried out by using different adjusting tools, clamping is required to be repeatedly carried out when different debugging is carried out, and the optical debugging efficiency is low.

Therefore, it is necessary to provide a new optical debugging auxiliary frame to solve the above technical problems.

Disclosure of Invention

The utility model mainly aims to provide an optical debugging auxiliary frame, which aims to solve the problem of low optical debugging efficiency of the existing adjusting tool.

In order to achieve the above object, the present utility model provides an optical debugging auxiliary frame, which comprises a base plate, a fixed plate, a movable plate, a clamping assembly and a laser diaphragm, wherein the fixed plate is connected to one end of the base plate; the movable plate is connected with the base plate in a sliding way, the movable plate is opposite to the fixed plate, and a through locking hole is formed in the movable plate; the clamping assembly is arranged in the locking hole and is used for clamping the laser; the laser diaphragm cover is arranged at the locking hole and is positioned on the emergent light path of the laser.

Optionally, the fly leaf includes slide and riser that sets up perpendicularly, have on the riser to the convex mount pad of fixed plate, set up on the mount pad the locking hole.

Optionally, the clamping assembly comprises a locking sleeve and an adjusting nut, the locking sleeve comprises a connecting section and a clamping section which are connected, the clamping section comprises a plurality of clamping arms which are arranged at intervals along the circumference of the connecting section, external threads are formed on the outer side wall of the connecting section, and the adjusting nut is in threaded fit with the external threads and is abutted against the vertical plate;

the locking hole comprises a first section hole and a second section hole which are communicated, the aperture of the first section hole is matched with the outer diameter of the connecting section, the second section hole is gradually expanded along the direction away from the first section hole, and the clamping arm is provided with a wedge block structure matched with the shape of the inner wall of the second section hole.

Optionally, a detection plate is disposed on a side of the fixed plate facing the movable plate.

Optionally, the detection board is millimeter paper, and the millimeter paper is attached to the fixing board.

Optionally, the optical debugging auxiliary frame further comprises a rotary driving piece and a reflecting mirror, wherein the rotary driving piece is detachably connected with the fixed plate, and an output shaft of the rotary driving piece is concentrically arranged with an emergent light path of the laser; the reflecting mirror is rotationally connected with the output shaft of the rotary driving piece, and the reflecting surface of the reflecting mirror faces the movable plate.

Optionally, the fixing plate is provided with a plurality of mounting screw holes, and a plurality of mounting screw holes are arranged at intervals along the edge of the fixing plate.

Optionally, the optical debugging auxiliary frame further comprises a lens assembly, wherein the lens assembly is slidably connected with the base plate, and the lens assembly is arranged between the fixed plate and the movable plate.

Optionally, the lens assembly includes a mount pad and an optical lens, the mount pad with base plate sliding connection, the optical lens with mount pad detachable connection, the optical lens is located the outgoing light way of laser instrument.

Optionally, the movable plate is slidably connected with the base plate through a guide rail, and the lens component is slidably connected with the base plate through the guide rail.

According to the technical scheme, the optical debugging auxiliary frame can be combined with the optical bread board, various light paths, lens assemblies and light spot shapes can be debugged according to the theoretical requirements of an optical system, the movable plate can move linearly on the substrate, the defects of the optical bread board are overcome, and in the debugging process, the movable plate moves along the direction close to or far from the fixed plate, so that the change of the light spot is continuously observed, the problem of the light path (such as deflection, unpaired focal length, angle deviation and the like) can be found out quickly, and the efficiency and reliability of optical debugging are improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an optical debug auxiliary frame according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a connection structure between a movable plate and a locking sleeve according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of an optical debug auxiliary frame according to another embodiment of the present utility model;

FIG. 4 is a schematic view of an optical debug auxiliary frame according to another embodiment of the present utility model;

fig. 5 is a schematic structural diagram of an optical tuning auxiliary frame according to another embodiment of the utility model.

Reference numerals illustrate:

reference numerals	Name of the name	Reference numerals	Name of the name
				100	Auxiliary frame for optical debugging	411	Connecting section
1	Substrate board	412	Clamping section
				2	Fixing plate	412a	Clamping arm
21	Mounting screw hole	412b	Wedge block
				3	Movable plate	5	Laser diaphragm
31	Locking hole	61	Rotary driving piece
				311	A first section of hole	62	Reflecting mirror
312	Second section hole	7	Lens assembly
				32	Skateboard	71	Mounting base
33	Vertical plate	72	Optical lens
				34	Mounting table	81	Guide rail
41	Locking sleeve	200	Laser device

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. 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 addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.

As shown in fig. 1 to 2, in an embodiment of the present utility model, an optical debugging auxiliary frame 100 includes a base plate 1, a fixed plate 2, a movable plate 3, a clamping assembly and a laser diaphragm 5, wherein the fixed plate 2 is connected to one end of the base plate 1; the movable plate 3 is in sliding connection with the base plate 1, the movable plate 3 is arranged opposite to the fixed plate 2, and a through locking hole 31 is formed in the movable plate 3; a clamping assembly is disposed in the locking hole 31, the clamping assembly being used to clamp the laser 200; the laser diaphragm cover is disposed at the locking hole 31 and is located on the outgoing light path of the laser 200.

In the above embodiment, the optical debugging auxiliary frame 100 may be combined with the optical bread board, and according to the theoretical requirement of the optical system, various optical paths, lens assemblies 7 and light spot shapes are debugged, since the movable plate 3 can move linearly on the substrate 1, the defect of the optical bread board is overcome, and in the debugging process, the movable plate 3 moves along the direction close to or far from the fixed plate 2, so as to continuously observe the change of the light spot, thereby being beneficial to quickly finding out the reasons (such as skew, unpaired focal length, angle deviation, etc.) of the optical paths, and improving the efficiency and reliability of optical debugging.

Wherein, a plurality of installation screw holes 21 are offered on the fixed plate 2, and a plurality of installation screw holes 21 are along the marginal interval setting of fixed plate 2. In the utility model, the fastener passes through the bread board and is in threaded connection with the installation screw hole 21, and an unused screw hole installation position is arranged at the periphery of the fixed plate 2, so that the optical debugging auxiliary frame 100 is matched with the optical bread board for optical debugging, and the optical debugging auxiliary frame 100 can be erected after the bread board and the fixed plate 2 are installed, thereby not only continuously debugging a plane light path, but also continuously debugging a three-dimensional light path.

In one embodiment, the movable plate 3 includes a vertically arranged slide plate 32 and a vertical plate 33, the vertical plate 33 is provided with a mounting table 34 protruding toward the fixed plate 2, and the mounting table 34 is provided with a locking hole 31. That is, the sliding plate 32 is slidably connected with the base plate 1, the thickness of the mounting table 34 is larger than that of the vertical plate 33, the hole depth is increased, and the stability of the laser 200 after being mounted is ensured.

The movable plate 3 is in sliding connection with the base plate 1 through the guide rail 81, the guide rail 81 plays a guiding role, and straightness in the sliding process is guaranteed. The bottom surface size of the movable plate 3 is increased by arranging the sliding plate 32, so that the sliding plate can be connected with the guide rail 81 in a sliding way through at least two sliding blocks, and the influence on the optical debugging reliability due to the inclination of the sliding plate in the sliding process is avoided.

In one embodiment, the clamping assembly comprises a locking sleeve 41 and an adjusting nut, the locking sleeve 41 comprises a connecting section 411 and a clamping section 412 which are connected, the clamping section 412 comprises a plurality of clamping arms 412a which are arranged at intervals along the circumferential direction of the connecting section 411, external threads are formed on the outer side wall of the connecting section 411, and the adjusting nut is in threaded fit with the external threads and abuts against Yu Liban; the locking hole 31 comprises a first section hole 311 and a second section hole 312 which are communicated, the aperture of the first section hole 311 is matched with the outer diameter of the connecting section 411, the second section hole 312 is gradually expanded along the direction far away from the first section hole 311, and the clamping arm 412a is provided with a wedge block 412b structure matched with the shape of the inner wall of the second section hole 312. For the whole clamping section 412, the outer wall of the end of the clamping section 412 away from the connecting section 411 is gradually expanded, the whole locking sleeve 41 is moved rightward by rotating the adjusting nut, and the clamping arm 412a is contracted and deformed inwards to clamp the laser 200 due to the reduction of the inner diameter of the second section hole 312.

In one embodiment, the side of the fixed plate 2 facing the movable plate 3 is provided with a detection plate. When the laser 200 moves in a direction approaching the fixed plate 2, the detection plate can view the laser spot size and position, thereby performing laser alignment work. The detection plate may be a millimeter paper, which is attached to the fixing plate 2.

In an embodiment, please refer to fig. 3 in combination, the optical tuning auxiliary frame 100 further includes a rotation driving member 61 and a reflecting mirror 62, the rotation driving member 61 is detachably connected to the fixing plate 2, and an output shaft of the rotation driving member 61 is concentrically arranged with an outgoing light path of the laser 200; the reflecting mirror 62 is rotatably connected to the output shaft of the rotary drive member 61, and the reflecting surface of the reflecting mirror 62 is disposed toward the movable plate 3. According to the principle of an optical system, the reflecting mirror 62 needs to form an angle with the rotation axis of the rotating motor, the rotating shaft of the rotating motor is shifted by hands, and laser can be shot on the reflecting mirror 62 at the moment, so that the adjustment of the movement of a light spot can be completed.

In an embodiment, referring to fig. 4 and 5 in combination, the optical tuning auxiliary frame 100 further includes a lens assembly 7, the lens assembly 7 is slidably connected to the base plate 1, and the lens assembly 7 is disposed between the fixed plate 2 and the movable plate 3. By arranging the lens assembly 7 between the fixed plate 2 and the movable plate 3, the laser 200 is fixed on the clamping assembly of the movable plate 3, the test lens assembly 7 is placed between the movable plate 3 and the fixed plate 2, the laser 200 and the lens assembly 7 are regulated, the projection of a laser spot on the fixed plate 2 through the lens assembly 7 reaches the expected requirement, the position between lenses of the lens assembly 7 and the distance between the laser 200 and the lenses are recorded, and test data are obtained. In the preferred embodiment, the lens assembly 7 is slidably connected to the base plate 1 through the guide rail 81, that is, the lens assembly 7 and the movable plate 3 share a set of guide rails 81, so as to ensure that the movement tracks of the lens assembly 7 and the laser 200 are consistent.

The number of the lens assemblies 7 may be plural, each lens assembly 7 includes a mounting seat 71 and an optical lens 72, the mounting seat 71 is slidably connected with the substrate 1, the optical lens 72 is detachably connected with the mounting seat 71, and the optical lens 72 is located on an outgoing light path of the laser 200. The detachable connection of the optical lens 72 with the mounting base 71 can facilitate replacement of the optical lens 72, and the optical lens 72 can be mounted after the mounting base 71 and the guide rail are mounted, whereby damage to the optical lens 72 during the mounting process can be avoided. The optical lens 72 has a mounting stem, and the mounting base 71 can be fixedly mounted to the stem by clamping, locking, jackscrew, etc. to secure the optical lens 72 to the optical path of the laser 200.

The optical tuning aid 100 of the present utility model can be applied to at least the following cases:

1. and (3) laser collimation is debugged: the assembled laser 200, which has not fastened the laser diode yet, is mounted on the clamping assembly and a piece of millimeter paper is attached to the mounting plate 2. After the laser passes through the lens and the diaphragm at the front end of the laser mounting sleeve, the projected diameter of the emitted laser spot on millimeter paper meets the requirement, then the movable plate 3 is moved along the guide rail 81, the projected laser spot on millimeter paper is observed at the same time, if the diameter of the laser spot changes, the distance between the laser diode and the lens at the front end of the laser diode is continuously finely adjusted, the laser spot has a stable projected diameter on the whole travel of the guide rail 81, and finally the position of the laser diode is fastened, so that the laser collimation work is completed.

2. Shape of the motion of the light spot is adjusted: the collimated laser 200 is mounted on the clamping assembly of the movable plate 3, and the rotating motor with the reflecting mirror 62 is mounted on the fixed plate 2, and when the optical debugging auxiliary frame 100 is processed, the screw hole mounting position of the fixed plate 2 and the clamping assembly of the movable plate 3 are concentric. The rotation of the rotating motor drives the reflector 62 mounted on the motor to rotate, according to the principle of an optical system, the reflector 62 needs to form an angle with the rotation axis of the rotating motor, the rotating shaft of the rotating motor is shifted by hands, laser can be shot on the reflector 62 at the moment, and laser spots projected on the movable plate 3 are reflected by the reflector 62 due to the angle, so that the distance between the fixed plate 2 and the movable plate 3 is measured along with the rotation of the rotating motor to perform circular motion, the deflection angle of the reflector 62 required by an optical system is known, the diameter of the circular ring can be calculated according to a trigonometric function, the angle of the reflector 62 is adjusted, the diameter of the circular ring reaches a standard value, and the reflector 62 is fixed, so that the adjustment of the spot motion can be completed.

3. Laser spot after adjusting lens assembly 7: the laser 200 is fixed on the clamping assembly of the movable plate 3, the test lens assembly 7 is placed between the movable plate 3 and the fixed plate 2, the laser 200 is moved along the guide rail 81, the lens assembly 7 is adjusted, the projection of a laser spot on the fixed plate 2 through the lens assembly 7 meets the expected requirement, the position between lenses of the lens assembly 7 and the distance between the laser 200 and the lenses are recorded, and test data can be obtained.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. An optical debugging aid, characterized in that it comprises:

the substrate is provided with a plurality of grooves,

the fixed plate is connected to one end of the base plate;

the movable plate is connected with the base plate in a sliding way, the movable plate is opposite to the fixed plate, and a through locking hole is formed in the movable plate;

the clamping assembly is arranged in the locking hole and used for clamping the laser;

the laser diaphragm is arranged at the locking hole in a covering mode and is positioned on an emergent light path of the laser.

2. The optical debugging auxiliary frame as defined in claim 1, wherein the movable plate comprises a slide plate and a vertical plate which are vertically arranged, the vertical plate is provided with an installation table protruding towards the fixed plate, and the installation table is provided with the locking hole.

3. The optical debugging auxiliary frame as defined in claim 2, wherein the clamping assembly comprises a locking sleeve and an adjusting nut, the locking sleeve comprises a connecting section and a clamping section which are connected, the clamping section comprises a plurality of clamping arms which are arranged at intervals along the circumference of the connecting section, external threads are formed on the outer side wall of the connecting section, and the adjusting nut is in threaded fit with the external threads and is abutted against the vertical plate;

4. The optical debugging auxiliary frame as defined in claim 1, wherein a side of the fixed plate facing the movable plate is provided with a detection plate.

5. The optical debugging aid of claim 4, wherein the detection plate is millimeter paper, the millimeter paper being attached to the fixation plate.

6. The optical tuning aid according to any one of claims 1 to 5, further comprising a rotary driving member and a reflecting mirror, the rotary driving member being detachably connected to the fixed plate, an output shaft of the rotary driving member being disposed concentrically with an outgoing optical path of the laser; the reflecting mirror is rotationally connected with the output shaft of the rotary driving piece, and the reflecting surface of the reflecting mirror faces the movable plate.

7. The optical debugging aid according to any one of claims 1 to 5, wherein the fixing plate is provided with a plurality of mounting screw holes, and a plurality of the mounting screw holes are arranged at intervals along the edge of the fixing plate.

8. The optical debugging aid of any one of claims 1-5, further comprising a lens assembly slidably coupled to the base plate, the lens assembly disposed between the fixed plate and the movable plate.

9. The optical tuning aid of claim 8, wherein the lens assembly comprises a mount and an optical lens, the mount being slidably coupled to the base plate, the optical lens being removably coupled to the mount, the optical lens being positioned in an exit optical path of the laser.

10. The optical debugging aid of claim 8, wherein the movable plate is slidably connected to the base plate by a guide rail, and the lens assembly is slidably connected to the base plate by the guide rail.