CN216695543U

CN216695543U - Testing device for high-sensitivity brush holder

Info

Publication number: CN216695543U
Application number: CN202123355856.5U
Authority: CN
Inventors: 张芳顺
Original assignee: Kunshan Avo Motor Co ltd
Current assignee: Kunshan Avo Motor Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-06-07
Anticipated expiration: 2031-12-29

Abstract

The utility model provides a testing device for a high-sensitivity brush holder, which comprises a fixing assembly, wherein the fixing assembly comprises a detection platform, a cavity, a groove, a connecting plate, a spring, a first flexible steel rope, a pull block, a second flexible steel rope, a rectangular hole and a positioning rod. Draw the piece to drive the connecting plate through first flexible steel cable and remove, the connecting plate drives the movable plate through the flexible steel cable of second and removes, the movable plate drives the arc through the connecting rod and removes, place the brush yoke between two arcs, relax the pulling force to drawing the piece gradually, the extension spring under the compression state resets, the extension spring drives the connecting rod through the movable plate and removes, the connecting rod drives the arc that corresponds and removes and fix with the brush yoke, be convenient for fix the brush yoke of different specifications this moment, the knob rotates, the knob passes through the screw rod and drives the carriage release lever and remove, the carriage release lever drives L shape pole and slides on the square bar that corresponds, the carriage release lever drives the probe and removes, be convenient for adjust the position of probe as required and test.

Description

Testing device for high-sensitivity brush holder

Technical Field

The utility model relates to the technical field of brush holder testing, in particular to a testing device for a high-sensitivity brush holder.

Background

In the assembly process of the brush holder, certain functional tests need to be carried out on the brush holder to ensure that all performance indexes of a brush holder product are normal, the commonly used brush holder functional tests comprise the conduction performance between specified circuits, the installation direction of specified parts and the like, and the brush holder needs to be tested by using a testing device through a probe when being detected;

however, most of the existing testing devices cannot fix brush holders with different specifications, so that the testing devices are inconvenient to use, and meanwhile, most of the traditional probes are fixedly installed, so that the position of the probe is not convenient to adjust according to actual needs to test, and the testing efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a testing device for a high-sensitivity brush holder, which solves or alleviates the technical problems in the prior art, and at least provides a useful choice.

The technical scheme of the embodiment of the utility model is realized as follows: a testing device for a high-sensitivity brush holder comprises a fixing assembly, wherein the fixing assembly comprises a detection table, a cavity, a groove, a connecting plate, a spring, a first flexible steel rope, a pull block, a second flexible steel rope, a rectangular hole and a positioning rod;

the utility model discloses a flexible cable, including the detection platform, it has two fixed pulleys to detect the platform, has seted up the cavity on the detection platform, all set up flutedly on the both sides inner wall of cavity, sliding connection has the connecting plate on the recess, fixed mounting has two springs between the top of connecting plate and the top inner wall of recess, the bottom fixed mounting of connecting plate has first flexible steel cable, rotate on the bottom inner wall of cavity and install first fixed pulley, the tip of first flexible steel cable extends to outside the detection platform and fixed mounting has the drawing piece around the bottom of first fixed pulley, the top fixed mounting of connecting plate has two flexible steel cables of second, all rotate on the both sides inner wall of cavity and install the second fixed pulley, set up two rectangular holes on the top inner wall of cavity, fixed mounting has two locating levers between the both sides inner wall of rectangular hole.

Preferably, the positioning rod is connected with a movable plate in a sliding mode, the end portion of the second flexible steel rope bypasses the top of the corresponding second fixed pulley and is fixedly connected with one side of the movable plate, and the movable plate is arranged to play a role in moving.

Further preferably, two tension springs are fixedly mounted between one side of the movable plate and the inner wall of one side of the corresponding rectangular hole, the tension springs are movably sleeved on the outer sides of the corresponding positioning rods, and the tension springs are arranged to play a role in resetting.

Further preferably, a connecting rod is fixedly mounted on one side of the moving plate, an arc-shaped plate is fixedly mounted at the end of the connecting rod, and the connecting rod is arranged to play a role in connection.

Preferably, a testing assembly is arranged on one side of the fixing assembly and comprises an L-shaped plate, a screw rod, a moving rod, a knob and a display screen;

detect the top fixed mounting of platform has the L shaped plate, it installs the screw rod to rotate on the top inner wall of L shaped plate, the top of screw rod extends to the top of L shaped plate and installs the knob admittedly, the threaded sleeve is equipped with the carriage release lever on the screw rod the top of detecting the platform is equipped with the display screen, and the staff of being convenient for rotates in the setting of knob.

Further preferably, fixed mounting has two square poles on the top inner wall of L shaped plate, sliding connection has L shape pole on the square pole, the tip of L shape pole and one side fixed connection of carriage release lever, the setting of square pole have played the effect of location.

Further preferably, the bottom fixed mounting of carriage release lever has the probe, probe and display screen electric connection, the setting of carriage release lever has played the effect of removal.

Further preferably, a threaded hole is formed in the moving rod and is in threaded connection with the screw rod, and the screw rod plays a role in locking.

Due to the adoption of the technical scheme, the embodiment of the utility model has the following advantages:

firstly, the pull block drives the connecting plate to move through the first flexible steel rope, the connecting plate drives the moving plate to move through the second flexible steel rope, the moving plate slides on the positioning rod, the moving plate drives the corresponding arc-shaped plate to move through the connecting rod, then the brush holder is placed between the two arc-shaped plates, the tension on the pull block is gradually released, the tension spring in a compression state is reset, under the action of the elasticity of the tension spring, the tension spring drives the connecting rod to move through the moving plate, the connecting rod drives the corresponding arc-shaped plate to move and the brush holder is added to fix, and at the moment, the brush holders of different specifications can be fixed conveniently.

And secondly, rotating the knob, driving the moving rod to move by the knob through the screw rod, driving the L-shaped rod to slide on the corresponding square rod by the moving rod, driving the probe to move by the moving rod, and conveniently adjusting the position of the probe as required to test.

The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and the following detailed description.

Drawings

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

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of the utility model shown in FIG. 1;

FIG. 3 is a front side cut-away perspective view of the inspection station of FIG. 1 according to the present invention;

FIG. 4 is an enlarged structural view of the area A in FIG. 3 according to the present invention.

Reference numerals: 1. a fixing assembly; 2. a detection table; 3. a cavity; 4. a groove; 5. a connecting plate; 6. a spring; 7. a first flexible steel cord; 8. pulling the block; 9. a second flexible steel cord; 10. a rectangular hole; 11. positioning a rod; 12. moving the plate; 13. a tension spring; 14. an arc-shaped plate; 15. testing the component; 16. an L-shaped plate; 17. a screw; 18. a travel bar; 19. a knob; 20. a square bar; 21. an L-shaped rod; 22. a probe; 23. a display screen.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1-4, an embodiment of the present invention provides a testing apparatus for a high-sensitivity brush holder, including a fixing assembly 1, where the fixing assembly 1 includes a detection platform 2, a cavity 3, a groove 4, a connecting plate 5, a spring 6, a first flexible steel rope 7, a pull block 8, a second flexible steel rope 9, a rectangular hole 10, and a positioning rod 11;

it has seted up cavity 3 on the test table 2 to examine, all seted up recess 4 on the both sides inner wall of cavity 3, sliding connection has connecting plate 5 on recess 4, fixed mounting has two springs 6 between the top of connecting plate 5 and the top inner wall of recess 4, the bottom fixed mounting of connecting plate 5 has first flexible steel cable 7, rotate on the bottom inner wall of cavity 3 and install first fixed pulley, the bottom that first flexible steel cable 7's tip was walked around first fixed pulley extends to and examines test table 2 outer and fixed mounting has a pull block 8, the top fixed mounting of connecting plate 5 has two flexible steel cables of second 9, all rotate on the both sides inner wall of cavity 3 and install the second fixed pulley, two rectangular holes 10 have been seted up on the top inner wall of cavity 3, fixed mounting has two locating levers 11 between the both sides inner wall of rectangular hole 10.

In one embodiment, a moving plate 12 is slidably connected to the positioning rod 11, the end of the second flexible steel cable 9 passes around the top of the corresponding second fixed pulley and is fixedly connected to one side of the moving plate 12, and the second flexible steel cable 9 is arranged to perform the connecting function.

In one embodiment, two tension springs 13 are fixedly installed between one side of the moving plate 12 and one side of the inner wall of the corresponding rectangular hole 10, the tension springs 13 are movably sleeved on the outer sides of the corresponding positioning rods 11, and the arrangement of the tension springs 13 plays a role in resetting.

In one embodiment, a connecting rod is fixedly mounted on one side of the moving plate 12, an arc plate 14 is fixedly mounted at the end of the connecting rod, and the connecting rod is arranged to play a role in connection.

In one embodiment, one side of the fixing component 1 is provided with a testing component 15, and the testing component 15 comprises an L-shaped plate 16, a screw rod 17, a moving rod 18, a knob 19 and a display screen 23;

detect the top fixed mounting of platform 2 and have L shaped plate 16, rotate on the top inner wall of L shaped plate 16 and install screw rod 17, the top of screw rod 17 extends to the top of L shaped plate 16 and installs firmly knob 19, and threaded sleeve is equipped with carriage release lever 18 on the screw rod 17, detects the top of platform 2 and is equipped with display screen 23.

In one embodiment, two square bars 20 are fixedly mounted on the top inner wall of the L-shaped plate 16, an L-shaped bar 21 is slidably connected to the square bars 20, the end of the L-shaped bar 21 is fixedly connected to one side of the movable bar 18, and the L-shaped bar 21 is arranged to perform the connection function.

In one embodiment, the bottom end of the moving rod 18 is fixedly provided with a probe 22, the probe 22 is electrically connected with a display screen 23, and the probe 22 is arranged to perform a detection function.

In one embodiment, the movable rod 18 is provided with a threaded hole, the threaded hole is in threaded connection with the screw 17, and the movable rod 18 can be fixed after being moved to a proper position under the self-damping force of the threaded hole and the screw 17.

The utility model is in operation: when the brush holder is used and needs to be fixed, the pulling block 8 is pulled, the pulling block 8 drives the connecting plate 5 to move downwards through the first flexible steel rope 7, the connecting plate 5 stretches the spring 6 in the moving process, the connecting plate 5 drives the corresponding movable plate 12 to move through the second flexible steel rope 9, the movable plate 12 slides on the corresponding positioning rod 11 and compresses the tension spring 13, the movable plate 12 drives the corresponding arc-shaped plate 14 to move through the connecting rod, the two arc-shaped plates 14 move in the direction away from each other, then the brush holder is placed between the two arc-shaped plates 14, the tension of the pull block 8 is gradually released, the tension spring 13 in a compressed state is reset at the moment, the tension spring 13 drives the connecting rod to move through the movable plate 12 under the action of the elasticity of the tension spring 13, the connecting rod drives the corresponding arc-shaped plate 14 to move and the brush holder to be fixed, and at the moment, the brush holders with different specifications can be fixed conveniently;

when the position of the probe 22 needs to be adjusted, the knob 19 is rotated, the knob 19 drives the moving rod 18 to move downwards through the screw 17, the moving rod 18 drives the L-shaped rod 21 to slide on the corresponding square rod 20, the moving rod 18 drives the probe 22 to move, and at the moment, the position of the probe 22 can be adjusted conveniently as needed for testing.

The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive various changes or substitutions within the technical scope of the present invention, and these should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A testing arrangement for high sensitivity brush holder, includes fixed subassembly (1), its characterized in that: the fixing assembly (1) comprises a detection platform (2), a cavity (3), a groove (4), a connecting plate (5), a spring (6), a first flexible steel rope (7), a pull block (8), a second flexible steel rope (9), a rectangular hole (10) and a positioning rod (11);

the detection table is characterized in that a cavity (3) is formed in the detection table (2), grooves (4) are formed in inner walls of two sides of the cavity (3), a connecting plate (5) is connected to the grooves (4) in a sliding mode, two springs (6) are fixedly mounted between the top of the connecting plate (5) and the inner wall of the top of each groove (4), a first flexible steel rope (7) is fixedly mounted at the bottom of the connecting plate (5), a first fixed pulley is rotatably mounted on the inner wall of the bottom of the cavity (3), the end portion of the first flexible steel rope (7) extends out of the detection table (2) around the bottom of the first fixed pulley and is fixedly provided with a pull block (8), two second flexible steel ropes (9) are fixedly mounted at the top of the connecting plate (5), second fixed pulleys are rotatably mounted on inner walls of two sides of the cavity (3), two rectangular holes (10) are formed in the inner wall of the top of the cavity (3), two positioning rods (11) are fixedly arranged between the inner walls of the two sides of the rectangular hole (10).

2. The test device for a high-sensitivity brush holder according to claim 1, characterized in that: and the positioning rod (11) is connected with a movable plate (12) in a sliding manner, and the end part of the second flexible steel rope (9) bypasses the top of the corresponding second fixed pulley and is fixedly connected with one side of the movable plate (12).

3. The test device for a high-sensitivity brush holder according to claim 2, characterized in that: two tension springs (13) are fixedly mounted between one side of the moving plate (12) and the inner wall of one side of the corresponding rectangular hole (10), and the tension springs (13) are movably sleeved on the outer sides of the corresponding positioning rods (11).

4. The test device for a high-sensitivity brush holder according to claim 2, characterized in that: one side of the moving plate (12) is fixedly provided with a connecting rod, and the end part of the connecting rod is fixedly provided with an arc-shaped plate (14).

5. The test device for a high-sensitivity brush holder according to claim 1, characterized in that: a testing component (15) is arranged on one side of the fixing component (1), and the testing component (15) comprises an L-shaped plate (16), a screw rod (17), a moving rod (18), a knob (19) and a display screen (23);

detect the top fixed mounting of platform (2) and have L shaped plate (16), rotate on the top inner wall of L shaped plate (16) and install screw rod (17), the top of screw rod (17) extends to the top of L shaped plate (16) and installs knob (19) admittedly, screw rod (17) are gone up the thread bush and are equipped with carriage release lever (18) the top of detecting platform (2) is equipped with display screen (23).

6. The test device for a high-sensitivity brush holder according to claim 5, characterized in that: fixed mounting has two square poles (20) on the top inner wall of L shaped plate (16), sliding connection has L shape pole (21) on square pole (20), the tip of L shape pole (21) and one side fixed connection of carriage release lever (18).

7. The test device for a high-sensitivity brush holder according to claim 5, characterized in that: the bottom end of the moving rod (18) is fixedly provided with a probe (22), and the probe (22) is electrically connected with the display screen (23).

8. The test device for a high-sensitivity brush holder according to claim 5, characterized in that: the moving rod (18) is provided with a threaded hole, and the threaded hole is in threaded connection with the screw rod (17).