CN212031205U - Brake shoe abrasion degree detection device - Google Patents

Abstract

The utility model belongs to the technical field of the stopper detection device technique and specifically relates to a brake shoe degree of wear detection device, the power distribution box comprises a box body, the middle part position of box upper surface runs through and has seted up the second opening, first opening both sides are equallyd divide and do not are provided with the support, and two supports equally divide the upper surface of other fixed connection at the diaphragm, other fixedly connected with spring is equallyd divide to one side of signal generator and signal receiver opposite direction, bottom one side fixedly connected with mount pad in the box, mount pad upper end fixedly connected with motor, the middle part is connected with the connecting plate through two guiding mechanism in the box, the standing groove has been run through and has been seted up in the connecting plate upper end, the brake shoe piece has been placed in the standing groove, still run through. This brake shoe degree of wear detection device can conveniently carry out the degree of wear to a plurality of positions of brake shoe and detect, and the brake shoe is convenient for place and take out moreover.

Description

Brake shoe abrasion degree detection device

Technical Field

The utility model relates to a stopper detection device technical field especially relates to a brake shoe degree of wear detection device.

Background

The brake is used as an important part of the automobile, so that the running automobile can be decelerated or even stopped in time according to the intention of a driver, and the brake plays an important role in the running safety of the automobile. The brake shoe is used as a core part of the brake and is also a vulnerable part, and the brake shoe is required to be periodically detected or maintained and replaced according to the abrasion degree of the brake shoe, otherwise, the brake moment is reduced due to the serious abrasion of the brake shoe, the brake failure is caused under the limit condition, and great potential safety hazards are caused to passengers and pedestrians.

Present detection device is when using, need insert the device with the brake shoe earlier in, then detect its degree of wear, but this kind of detection device of current is when detecting the brake shoe, and the position of brake shoe in the device is immovable, so can only detect a position of brake shoe once, when needing to detect a plurality of positions on the brake shoe, the position of placing that the staff still need adjust the brake shoe once and again to can bring very big inconvenience for the testing process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art and be not convenient for carry out the detection to a plurality of positions on the brake shoe, and a brake shoe degree of wear detection device that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a brake shoe abrasion degree detection device is designed, and comprises a box body, wherein a second through hole is formed in the middle position of the upper surface of the box body in a penetrating mode, a transverse plate is fixedly connected to the upper portion in the box body, a first through hole is formed in the middle position of the upper surface of the transverse plate in a penetrating mode, two sides of the first through hole are respectively provided with a support, the two supports are respectively and fixedly connected to the upper surface of the transverse plate, a signal generation device is hinged to the upper end of one support, a signal receiving device is hinged to the upper end of the other support, springs are respectively and fixedly connected to one side of the signal generation device, opposite to the signal receiving device, the lower ends of the two springs are respectively and fixedly connected to the upper surface of the transverse plate, a mounting seat is fixedly connected to one side of the bottom in the box body, a motor is fixedly connected, the connecting plate is located under the transverse plate, a placing groove is formed in the upper end of the connecting plate in a penetrating mode, a brake shoe is placed in the placing groove, the brake shoe sequentially penetrates through the first through hole and the second through hole, a third through hole is formed in the connecting plate in a penetrating mode, a reciprocating mechanism is arranged in the third through hole, and the reciprocating mechanism is in driving connection with one end of an output shaft of the motor.

Preferably, guiding mechanism includes guide bar and sliding sleeve, the guide bar fixed connection be in on the interior bottom of box, just the upper end fixed connection of guide bar is in on the lower surface of diaphragm, sliding sleeve fixed connection be in one side of connecting plate, just sliding sleeve slidable ground cover is established the outside of guide bar.

Preferably, reciprocating mechanism includes two spur racks and disc, two the spur rack is equallyd divide do not fixed connection in the inner wall both sides of third opening, disc fixed connection be in the output shaft one end of motor, the side fixedly connected with arc rack of disc, just arc rack and one of them spur rack intermeshing.

Preferably, the length and the width of the cross section of the connecting plate are both smaller than the length and the width of the first through opening respectively.

The utility model provides a pair of brake shoe abrasion degree detection device, beneficial effect lies in: the brake shoe abrasion degree detection device is characterized in that a reciprocating mechanism is arranged, a motor is started, a disc is driven to rotate, and then an arc-shaped rack is driven to rotate, the arc-shaped rack is meshed with one of straight racks, the straight rack can be driven to move in the vertical direction in the rotating process of the arc-shaped rack, when the arc-shaped rack rotates to the other side, the other straight rack can be driven to move in the reverse direction in the vertical direction, then, in the continuous rotating process of the arc-shaped rack, the connecting plate can reciprocate in the vertical direction, so that the brake shoes can be driven to reciprocate in the vertical direction, the abrasion degrees of two sides of the brake shoes can be repeatedly measured in multiple positions, the abrasion degrees of different positions of the brake shoes can be repeatedly measured and data can be recorded, and finally, the average value of each position is calculated, and a more accurate detection numerical value of the wear degree of each position can be obtained. Therefore, through this design, not only can conveniently carry out the measuring of degree of wear to a plurality of positions on the brake shoe, can realize measuring repeatedly to each position moreover to the degree of accuracy that this detection device detected has been promoted.

Drawings

Fig. 1 is a schematic structural view of a brake shoe wear degree detection device provided by the present invention.

Fig. 2 is a side view of a portion of the structure of fig. 1.

Fig. 3 is an enlarged schematic view of the structure of the portion a in fig. 1.

In the figure: the brake shoe brake device comprises a box body 1, a mounting seat 2, a motor 3, a transverse plate 4, a connecting plate 5, a placing groove 6, a first through opening 7, a spring 8, a signal generating device 9, a second through opening 10, a brake shoe 11, a signal receiving device 12, a support 13, a guide rod 14, a sliding sleeve 15, a straight rack 16, a third through opening 17, an arc-shaped rack 18 and a disc 19.

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.

Example 1

Referring to fig. 1-3, a brake shoe wear degree detection device comprises a box body 1, a second opening 10 is formed in the middle of the upper surface of the box body 1 in a penetrating manner, a transverse plate 4 is fixedly connected to the inner upper portion of the box body 1, a first opening 7 is formed in the middle of the upper surface of the transverse plate 4 in a penetrating manner, two sides of the first opening 7 are respectively provided with a support 13, the two support 13 are respectively and fixedly connected to the upper surface of the transverse plate 4, a signal generating device 9 is hinged to the upper end of one support 13, a signal receiving device 12 is hinged to the upper end of the other support 13, springs 8 are respectively and fixedly connected to one side of the signal generating device 9 opposite to the signal receiving device 12, the lower ends of the two springs 8 are respectively and fixedly connected to the upper surface of the transverse plate 4, a mounting seat 2 is fixedly connected to one, middle part is connected with connecting plate 5 through two guiding mechanism in the box 1, and connecting plate 5 is located diaphragm 4 under, and the length and the width that do not are less than first opening 7 are equallyd divide to the length and the width of 5 cross sections of connecting plate, and the inside of box 1 is provided with built-in power supply, and motor 3 passes through the wire to be connected with this built-in power supply, and fixedly connected with control motor 3 switch of operation on the wire.

The connecting plate 5 upper end is run through and has been seted up standing groove 6, place brake shoe 11 in the standing groove 6, and brake shoe 11 runs through first opening 7 and second opening 10 in proper order, third opening 17 has still been run through and has been seted up on the connecting plate 5, be provided with reciprocating mechanism in the third opening 17, and reciprocating mechanism is connected with the output shaft one end drive of motor 3, when using, put into box 1 with brake shoe 11 through second opening 10, first opening 7 will be passed and the card is gone into in standing groove 6 to the lower extreme of brake shoe 11, can place brake shoe 11, and, signal generator 9 and signal receiver 12 can hug closely respectively in the both sides of brake shoe 11 under spring 8's effect, can detect the degree of wear of brake shoe 11.

Example 2

Referring to fig. 2, as another preferred embodiment of the present invention, the difference with embodiment 1 lies in that, the guiding mechanism includes guide bar 14 and sliding sleeve 15, guide bar 14 fixed connection is on the interior bottom of box 1, and the upper end fixed connection of guide bar 14 is on the lower surface of diaphragm 4, sliding sleeve 15 fixed connection is in one side of connecting plate 5, and sliding sleeve 15 slidable ground cover establishes in the outside of guide bar 14, when starting motor 3 makes reciprocating mechanism move, reciprocating mechanism can take connecting plate 5 to carry out the reciprocating motion of direction from top to bottom under the effect of guide bar 14 and sliding sleeve 15, sliding sleeve 15 carries out the slip from top to bottom in the outside of guide bar 14 all the time, thereby guaranteed connecting plate 5 and reciprocated the stability of in-process.

Example 3

Referring to fig. 1-2, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the reciprocating mechanism includes two spur racks 16 and a disc 19, the two spur racks 16 are fixedly connected to both sides of the inner wall of the third port 17, respectively, the disc 19 is fixedly connected to one end of the output shaft of the motor 3, an arc-shaped rack 18 is fixedly connected to the side of the disc 19, and the arc-shaped rack 18 is engaged with one of the spur racks 16.

The motor 3 is started to drive the disc 19 to rotate, and then the arc-shaped rack 18 is driven to rotate, because the arc-shaped rack 18 is meshed with one of the straight racks 16, the arc-shaped rack 18 can drive the straight rack 16 to move in the vertical direction in the rotating process, when the arc-shaped rack 18 rotates to the other side, the arc-shaped rack 18 can drive the other straight rack 16 to move in the reverse direction in the vertical direction, then, in the continuous rotating process of the arc-shaped rack 18, the connecting plate 5 can reciprocate in the up-down direction, so that the brake shoe 11 can be driven to reciprocate in the up-down direction, the abrasion degrees at two sides of the brake shoe 11 can be repeatedly measured at multiple positions, in the operation process, the abrasion degrees at different positions of the brake shoe 11 can be repeatedly measured, data can be recorded, and finally, the average value of each position can be calculated, and a more accurate detection numerical value of the wear degree of each position can be obtained. Therefore, through this design, not only can conveniently carry out the detection of degree of wear to a plurality of positions on the brake shoe 11, can realize measuring repeatedly to each position moreover to the degree of accuracy that this detection device detected has been promoted.

The above, only be the concrete implementation of the preferred embodiment 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 utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (4)

1. The brake shoe abrasion degree detection device comprises a box body (1) and is characterized in that a second through hole (10) is formed in the middle position of the upper surface of the box body (1) in a penetrating mode, a transverse plate (4) is fixedly connected to the inner upper portion of the box body (1), a first through hole (7) is formed in the middle position of the upper surface of the transverse plate (4) in a penetrating mode, two sides of the first through hole (7) are respectively provided with a support (13), two supports (13) are respectively and fixedly connected to the upper surface of the transverse plate (4), one of the upper ends of the supports (13) is hinged to a signal generating device (9), the other upper end of the support (13) is hinged to a signal receiving device (12), the signal generating device (9) and one side of the signal receiving device (12) in the opposite direction are respectively and fixedly connected with a spring (8), and the lower ends of the springs (8) are respectively and fixedly connected to the upper surface, bottom one side fixedly connected with mount pad (2) in box (1), mount pad (2) upper end fixedly connected with motor (3), middle part is connected with connecting plate (5) through two guiding mechanism in box (1), just connecting plate (5) are located under diaphragm (4), standing groove (6) have been run through to connecting plate (5) upper end, place brake shoe piece (11) in standing groove (6), just brake shoe piece (11) run through in proper order first opening (7) with second opening (10), still run through on connecting plate (5) and seted up third opening (17), be provided with reciprocating mechanism in third opening (17), just reciprocating mechanism with the output shaft one end drive of motor (3) is connected.

2. The brake shoe wear degree detection device according to claim 1, wherein the guide mechanism comprises a guide rod (14) and a sliding sleeve (15), the guide rod (14) is fixedly connected to the inner bottom of the box body (1), the upper end of the guide rod (14) is fixedly connected to the lower surface of the transverse plate (4), the sliding sleeve (15) is fixedly connected to one side of the connecting plate (5), and the sliding sleeve (15) is slidably sleeved on the outer side of the guide rod (14).

3. A brake shoe wear degree detecting device according to claim 1, wherein the reciprocating mechanism includes two spur racks (16) and a disc (19), the two spur racks (16) are respectively and fixedly connected to two sides of the inner wall of the third through hole (17), the disc (19) is fixedly connected to one end of the output shaft of the motor (3), an arc-shaped rack (18) is fixedly connected to a side surface of the disc (19), and the arc-shaped rack (18) is meshed with one of the spur racks (16).

4. A brake shoe wear detection device according to claim 1, wherein the connecting plate (5) has a cross-section with a length and width that are less than the length and width of the first through opening (7), respectively.

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