CN218052369U

CN218052369U - Headlamp dimming screw locking device

Info

Publication number: CN218052369U
Application number: CN202121820573.0U
Authority: CN
Inventors: 吴林飞
Original assignee: Changzhou Xingyu Automotive Lighting Systems Co Ltd
Current assignee: Changzhou Xingyu Automotive Lighting Systems Co Ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-12-16
Anticipated expiration: 2031-08-05

Abstract

The utility model belongs to the technical field of automobile headlamp dimming equipment, in particular to a headlamp dimming screw locking device, which comprises a bottom plate, a clamp and a mounting seat, wherein the clamp is used for positioning a workpiece on the bottom plate; the mounting seat is arranged on the bottom plate in a sliding mode through a guide rail structure, and the sliding direction of the mounting seat faces to the axial direction of the light adjusting screw hole of the workpiece; a limiting assembly and a detection assembly are arranged between the mounting seat and the bottom plate, the limiting assembly comprises a limiting block, a limiting screw and a guide pillar, the limiting block is fixedly arranged on the mounting seat and is positioned right below the light adjusting screw hole, the limiting screw is in threaded connection with the mounting seat, a gap is formed between the limiting screw and the bottom plate, the guide pillar is fixedly arranged on the bottom plate, the mounting seat is sleeved on the guide pillar in a sliding mode, and an elastic part is arranged between the mounting seat and the bottom plate; the detection assembly comprises a detection block and a displacement sensor, the detection block is fixedly arranged on the mounting seat, the displacement sensor is arranged on the bottom plate, and the displacement sensor and the detection block are arranged oppositely.

Description

Device is paid to head-light dimming screw lock

Technical Field

The utility model belongs to the technical field of vehicle headlamps equipment of adjusting luminance, especially, relate to a device is paid to head-light screw lock of adjusting luminance.

Background

At present, when the automotive headlamp is dimming, the position of the reflector needs to be adjusted to adjust the light shape, as shown in fig. 1 and fig. 2, the connection mode of the reflector 100 and the fixing bracket 200 is a ball screw 400 and a dimming screw 300, the ball screw 400 is used for assisting positioning, and the dimming screw 300 is used for adjusting the position of the reflector 100. The locking depth of the existing dimming screw 300 is not easy to control, when the locking depth of the dimming screw 300 is not controllable, the difficulty of dimming of an assembly lamp in a subsequent process can be increased, even the lamp cannot be adjusted to a qualified light type, and the lamp is scrapped.

SUMMERY OF THE UTILITY MODEL

The not good control of the degree of depth is paid in the lock of the screw of adjusting luminance for solving prior art existence, leads to the problem that the position accuracy of speculum is low, the utility model provides a device is paid in head-light screw lock of adjusting luminance.

In order to solve the technical problem, the technical scheme adopted by the utility model is that the headlamp dimming screw locking device comprises a bottom plate, a clamp and a mounting seat, wherein the clamp is used for positioning a workpiece on the bottom plate; the mounting seat is arranged on the bottom plate in a sliding mode through a guide rail structure, and the sliding direction of the mounting seat faces to the axial direction of the light adjusting screw hole of the workpiece;

a limiting assembly and a detection assembly are arranged between the mounting seat and the bottom plate, the limiting assembly comprises a limiting block, a limiting screw and a guide pillar, the limiting block is fixedly arranged on the mounting seat and is positioned right below the light adjusting screw hole, the limiting screw is in threaded connection with the mounting seat, a gap is formed between the limiting screw and the bottom plate, the guide pillar is fixedly arranged on the bottom plate, the mounting seat is slidably sleeved on the guide pillar, and an elastic part is arranged between the mounting seat and the bottom plate; the detection assembly comprises a detection block and a displacement sensor, the detection block is fixedly arranged on the mounting seat, the displacement sensor is arranged on the bottom plate, and the displacement sensor and the detection block are oppositely arranged.

Preferably, the clamp comprises a toggle clamp and a plurality of main support blocks, the main support blocks are fixedly arranged on the base plate, the shapes and the distribution of the plurality of main support blocks are all arranged according to the appearance of a workpiece, the toggle clamp is arranged on one main support block, and the workpiece is arranged between the toggle clamp and the main support block. The workpiece is placed on the main support block, the elbow clamp clamps the workpiece to prevent the workpiece from moving, and the clamp is simple and reliable in structure and convenient to operate.

Preferably, the fixture further comprises an auxiliary supporting block, the auxiliary supporting block is fixedly arranged on the bottom plate, the workpiece is located between the elbow clamp and the auxiliary supporting block, and the auxiliary supporting block is arranged close to the light adjusting screw hole. When the dimming screw is locked in the dimming screw hole, the auxiliary supporting block supports the dimming screw hole part of the workpiece, so that the dimming screw hole part of the workpiece is effectively prevented from being stressed and deformed, and the locking position precision of the headlamp dimming screw locking device is further improved.

Preferably, the elastic member is a spring, and the spring is sleeved on the guide post. After the workpiece is locked and taken away, the guide rail structure is reset under the action of the spring, and the spring is sleeved in the guide pillar, so that the action deviation of the spring is effectively prevented.

Preferably, the guide rail structure comprises a guide rail and a sliding block, the guide rail is fixedly arranged on the bottom plate, the sliding block is connected with the guide rail in a sliding manner, the sliding direction of the sliding block faces to the axial direction of the light adjusting screw hole, and the mounting seat is fixedly connected with the sliding block; the top end of the guide post is higher than the guide rail. The guide rail is simple and reliable in structure and convenient to install, the top end of the guide pillar is higher than the guide rail, and the mounting seat is effectively prevented from being separated from the guide rail.

Preferably, the number of the guide rails is two, the two guide rails are located at two ends of the mounting base, and the guide pillar is located between the two guide rails. The guide precision of the guide rail structure is improved.

Further, a 16-core socket is arranged on the bottom plate. The headlamp dimming screw locking device is convenient to switch on a power supply.

Further, the headlamp dimming screw locking device further comprises an electric screwdriver, and the electric screwdriver is matched with the dimming screw. The dimming screw is locked by using the electric screwdriver, so that the locking efficiency is improved.

Has the advantages that: the utility model discloses a device is paid to head-light dimming screw lock, after dimming screw and stopper contact, dimming screw drive stopper, mount pad and stop screw slide near the bottom plate, when dimming screw lock was paid to the settlement degree of depth, stop screw and bottom plate contact are spacing, in order to prevent that dimming screw from continuing to lock and pay, displacement sensor detects the displacement volume of piece through monitoring this moment, thereby whether the locking degree of depth of detecting dimming screw is qualified, namely spacing and the locking degree of depth of detecting dimming screw go on simultaneously, guarantee that dimming screw's locking degree of depth is qualified, thereby guarantee that dimming screw adjusts the position precision of speculum, guarantee that the vehicle headlamps transfers to qualified, greatly reduced the head-light because of adjusting the disability rate that the light type is unqualified; when the light adjusting screw is locked, the elbow is opened to clamp the lower fixing support, and the mounting seat automatically resets under the action of the spring; when the requirements on the locking depth of the dimming screw are different, different locking depths can be limited by adjusting the gap distance between the limiting screw and the bottom plate, and the application range of the headlamp dimming screw locking device is widened.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a perspective view of the mirror and mounting bracket assembly;

FIG. 2 is a perspective view of the mounting bracket;

fig. 3 is a schematic perspective view of the locking device for the light adjusting screw of the head lamp according to the present invention, wherein the auxiliary supporting block and the 16-core socket are not shown;

fig. 4 is a schematic view of the three-dimensional structure of the headlamp dimming screw locking device of the present invention when the upper fixing bracket is clamped;

fig. 5 is a schematic view of another angle of the locking device for the light adjusting screw of the head lamp according to the present invention when the upper fixing bracket is clamped, wherein the auxiliary supporting block and the 16-core socket are not shown;

in the figure: 1. the device comprises a base plate, 2, a clamp, 21, an elbow clamp, 22, a main supporting block, 23, an auxiliary supporting block, 3, a mounting seat, 4, a guide rail structure, 41, a guide rail, 42, a sliding block, 5, a limiting component, 51, a limiting block, 52, a limiting screw, 53, a guide pillar, 54, a spring, 6, a detection component, 61, a detection block, 62, a displacement sensor, 7 and 16-core sockets, 8, an electric screwdriver, 100, a reflector, 200, a fixing support, 2001, a light adjusting screw hole, 300, a light adjusting screw, 400 and a ball head screw.

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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Example 1

As shown in fig. 3 to 5, a headlamp dimming screw locking device comprises a base plate 1, a clamp 2 and a mounting base 3, wherein the clamp 2 is used for positioning a workpiece on the base plate 1; the mounting seat 3 is arranged on the bottom plate 1 in a sliding manner through a guide rail structure 4, and the sliding direction of the mounting seat 3 faces to the axial direction of the light adjusting screw hole 2001 of the workpiece; a limiting component 5 and a detecting component 6 are arranged between the mounting base 3 and the bottom plate 1, the limiting component 5 comprises a limiting block 51, a limiting screw 52 and a guide post 53, the limiting block 51 is fixedly arranged on the mounting base 3, the limiting block 51 is positioned under the dimming screw hole 2001, the limiting screw 52 is in threaded connection with the mounting base 3, a gap is formed between the limiting screw 52 and the bottom plate 1, the guide post 53 is fixedly arranged on the bottom plate 1, the mounting base 3 is slidably sleeved on the guide post 53, an elastic part is arranged between the mounting base 3 and the bottom plate 1, the elastic part in the embodiment is a spring 54, and the spring 54 is sleeved on the guide post 53; the detection assembly 6 comprises a detection block 61 and a displacement sensor 62, wherein the detection block 61 is fixedly arranged on the mounting seat 3, the displacement sensor 62 is arranged on the bottom plate 1, and the displacement sensor 62 and the detection block 61 are oppositely arranged.

In order to facilitate the clamping of the workpiece and improve the positioning accuracy of the workpiece, in this embodiment, as shown in fig. 3 to 5, the fixture 2 includes an elbow clamp 21 and a plurality of main supporting blocks 22, the main supporting blocks 22 are fixedly disposed on the base plate 1, the shape and distribution of the plurality of main supporting blocks 22 are set according to the shape of the workpiece, the elbow clamp 21 is disposed on one of the main supporting blocks 22, and the workpiece is located between the elbow clamp 21 and the main supporting block 22; the clamp 2 further comprises an auxiliary supporting block 23, the auxiliary supporting block 23 is fixedly arranged on the bottom plate 1, the workpiece is located between the elbow clamp 21 and the auxiliary supporting block 23, the auxiliary supporting block 23 is arranged close to the light adjusting screw hole 2001, and the light adjusting screw hole 2001 of the workpiece is effectively prevented from being stressed and deformed.

In order to improve the guiding precision of the guide rail structure 4 and facilitate the installation of the guide rail structure 4, in the present embodiment, as shown in fig. 3 to 5, the guide rail structure 4 includes a guide rail 41 and a slider 42, the guide rail 41 is fixedly disposed on the bottom plate 1, the slider 42 is slidably connected to the guide rail 41, the sliding direction of the slider 42 faces the axial direction of the light adjusting screw hole 2001, and the installation seat 3 is fixedly connected to the slider 42; the top end of the guide post 53 is higher than the guide rail 41; the number of the guide rails 41 is two, the two guide rails 41 are located at two ends of the mounting base 3, and the guide column 53 is located between the two guide rails 41.

In the present embodiment, as shown in fig. 4, a 16-core socket 7 is provided on the base plate 1, which facilitates the power supply of the headlamp dimming screw locking device.

In the present embodiment, as shown in fig. 4 and 5, the headlamp dimming screw locking device further includes an electric screwdriver 8, and the electric screwdriver 8 is matched with the dimming screw 300.

As shown in fig. 1 and fig. 2, the workpiece of the present embodiment is a fixing bracket 200, the connection manner of the reflector 100 and the fixing bracket 200 is a ball screw 400 and a light adjusting screw 300, the ball screw 400 is used for assisting positioning, and the light adjusting screw 300 is used for adjusting the position of the reflector 100.

The working principle is as follows:

firstly, a fixing support 200 is placed on a main supporting block 22, the fixing support 200 is clamped by an elbow clamp 21, the fixing support 200 is prevented from moving, a dimming screw 300 is locked with a dimming screw hole 2001 of the fixing support 200 by an electric screwdriver 8, after the dimming screw 300 is contacted with a limiting block 51, the limiting block 51, a mounting seat 3, a limiting screw 52 and a sliding block 42 are driven by the dimming screw 300 to slide along a guide rail 41 close to a bottom plate 1, when the dimming screw 300 is locked to a set depth, the limiting screw 52 is contacted with the bottom plate 1 for limiting, so that the dimming screw 300 is prevented from being locked continuously, at the moment, a displacement sensor 62 monitors the displacement of a detection block 61, so as to detect whether the locking depth of the dimming screw 300 is qualified, namely, the limiting and the locking depth of the dimming screw 300 are carried out simultaneously, the locking depth of the dimming screw 300 is ensured to be qualified, so that the dimming screw 300 adjusts the position precision of a reflector 100, the automobile headlamp is ensured to be adjusted to be in a qualified light type, and the rejection rate of the headlamp caused by unqualified dimming is greatly reduced; when the locking of the dimming screw 300 is completed, the toggle clamp 21 is opened to remove the fixing bracket 200, and the mounting seat 3 is automatically reset under the action of the spring 54.

When the requirements of the locking depth of the dimming screw 300 are different, the different locking depths can be limited by adjusting the gap distance between the limiting screw 52 and the bottom plate 1, and the application range of the headlamp dimming screw locking device is widened.

Above, only be the embodiment of the preferred 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 design of the present invention, equivalent replacement or change should be included in the protection scope of the present invention.

Claims

1. The utility model provides a device is paid to head-light adjusting screw lock which characterized in that: the fixture comprises a bottom plate (1), a fixture (2) and a mounting seat (3), wherein the fixture (2) is used for positioning a workpiece on the bottom plate (1); the mounting seat (3) is arranged on the bottom plate (1) in a sliding mode through a guide rail structure (4), and the sliding direction of the mounting seat (3) faces the axial direction of a light adjusting screw hole (2001) of a workpiece;

a limiting assembly (5) and a detecting assembly (6) are arranged between the mounting seat (3) and the bottom plate (1), the limiting assembly (5) comprises a limiting block (51), a limiting screw (52) and a guide post (53), the limiting block (51) is fixedly arranged on the mounting seat (3), the limiting block (51) is positioned under the dimming screw hole (2001), the limiting screw (52) is in threaded connection with the mounting seat (3), a gap is formed between the limiting screw (52) and the bottom plate (1), the guide post (53) is fixedly arranged on the bottom plate (1), the mounting seat (3) is slidably sleeved on the guide post (53), and an elastic part is arranged between the mounting seat (3) and the bottom plate (1); the detection assembly (6) comprises a detection block (61) and a displacement sensor (62), the detection block (61) is fixedly arranged on the mounting seat (3), the displacement sensor (62) is arranged on the bottom plate (1), and the displacement sensor (62) and the detection block (61) are arranged oppositely.

2. The headlamp dimming screw locking device according to claim 1, wherein: anchor clamps (2) are including elbow clamp (21) and a plurality of main tributary supporting block (22), main tributary supporting block (22) are fixed to be set up on bottom plate (1), and are a plurality of the shape of main tributary supporting block (22) all sets up according to the appearance of work piece with the distribution, elbow clamp (21) set up one on main tributary supporting block (22), the work piece is located between elbow clamp (21) and main tributary supporting block (22).

3. The headlamp dimming screw locking device according to claim 2, wherein: the fixture (2) further comprises an auxiliary supporting block (23), the auxiliary supporting block (23) is fixedly arranged on the bottom plate (1), the workpiece is located between the elbow clamp (21) and the auxiliary supporting block (23), and the auxiliary supporting block (23) is arranged close to the light adjusting screw hole (2001).

4. The headlamp dimming screw locking device according to claim 1, wherein: the elastic piece is a spring (54), and the spring (54) is sleeved on the guide post (53).

5. The headlamp dimming screw locking device according to claim 1, wherein: the guide rail structure (4) comprises a guide rail (41) and a sliding block (42), the guide rail (41) is fixedly arranged on the base plate (1), the sliding block (42) is connected with the guide rail (41) in a sliding mode, the sliding direction of the sliding block (42) faces to the axial direction of the light adjusting screw hole (2001), and the mounting seat (3) is fixedly connected with the sliding block (42); the top end of the guide post (53) is higher than the guide rail (41).

6. The headlamp dimming screw locking device according to claim 3, wherein: the number of the guide rails (41) is two, the two guide rails (41) are located at two ends of the mounting base (3), and the guide column (53) is located between the two guide rails (41).

7. The headlamp dimming screw locking device according to claim 1, wherein: the bottom plate (1) is provided with a 16-core socket (7).

8. The headlamp dimming screw locking device according to any one of claims 1 to 7, wherein: the headlamp dimming screw locking device further comprises an electric screwdriver (8), and the electric screwdriver (8) is matched with the dimming screw (300).