Brake pad abrasion testing device

Abstract

The utility model discloses a brake pad abrasion testing device which comprises a testing plate, a rotating mechanism is arranged on the front surface of the testing plate, an installation mechanism is connected to the front surface of the rotating mechanism, a brake pad body is arranged in the installation mechanism, and an installation transverse rod is fixedly connected to the middle of the left side of the testing plate. The front surface of the mounting cross rod is connected with an adjusting mechanism, the front surface of the adjusting mechanism is connected with a testing mechanism, and a plurality of mechanism combinations such as the rotating mechanism, the mounting mechanism, the adjusting mechanism and the testing mechanism are arranged, so that firstly, a plurality of mounting ends are connected to fix and limit a brake pad; according to the brake pad body abrasion testing device, the testing end is arranged on the left side of the brake pad body, then a part in the adjusting end is started and adjusted, the testing end can be attached to the left side of the brake pad body in real time, finally the brake pad body limited in the multiple mounting ends is driven by the rotating end to rotate, real-time adjusting type abrasion testing of the brake pad body is achieved, and the accuracy and effect of the brake pad body abrasion testing are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of auxiliary equipment for testing the wear of brake pads, and more specifically, to a device for testing the wear of brake pads. Background Art

[0002] The brake pads, also known as brake linings, are the most critical safety components in the braking system of an automobile. The quality of all braking effects depends entirely on the brake pads. After long-term use of the brake pads, it is necessary to test their wear resistance.

[0003] In the known technology, the brake pads are worn during the test, but the test piece for testing the wear of the brake pads does not have an adjustable structure, and the test piece cannot be adjusted in real time according to the wear on the outer wall of the brake pads, resulting in inaccurate test results.

[0004] In view of this, a device for testing the wear of brake pads is provided to overcome the above-mentioned defects. Summary of the Utility Model

[0005] In view of the problems in the related art, the present utility model proposes a device for testing the wear of brake pads to overcome the above-mentioned technical problems existing in the prior related art.

[0006] For this purpose, the specific technical solution adopted by the present utility model is as follows:

[0007] A device for testing the wear of brake pads includes a test board. A rotating mechanism is arranged on the front surface of the test board. An installation mechanism is connected to the front surface of the rotating mechanism. A brake pad body is arranged inside the installation mechanism. A mounting cross bar is fixedly connected to the middle of the left side of the test board. An adjusting mechanism is connected to the front surface of the mounting cross bar. A testing mechanism is connected to the front surface of the adjusting mechanism.

[0008] Preferably, the rotating mechanism includes a first self-locking motor and a rotating shaft. The first self-locking motor is arranged in the middle of the rear surface of the test board. The front surface of the first self-locking motor is connected to the rotating shaft, and the rotating shaft extends to the front surface of the test board.

[0009] Preferably, the installation mechanism includes an annular mounting plate, threaded holes, and bolts. The annular mounting plates are respectively arranged on the front surface of the rotating shaft and the front surface of the brake pad body. A plurality of threaded holes are annularly dug on the front surface of the annular mounting plate and the front surface of the brake pad body, and the threaded holes are connected by threads with bolts.

[0010] Preferably, the adjusting mechanism includes an adjusting groove, a lead screw, an adjusting block and a second self-locking motor. The adjusting groove is dug on the front surface of the mounting cross bar. The right side of the inner cavity of the adjusting groove is connected with a lead screw. The outer wall of the lead screw is connected with an adjusting block through reverse threads. The left side of the lead screw is connected with a second self-locking motor, and the second self-locking motor is arranged on the left side of the mounting cross bar.

[0011] Preferably, the testing mechanism includes a first moving rod, a second moving rod and a testing piece. The first moving rod is arranged on the front surface of the adjusting block. The right side of the first moving rod is connected with a second moving rod. The right side of the second moving rod is provided with a testing piece, and the testing piece is in contact with the left side of the brake pad body.

[0012] Preferably, the connection between the first moving rod and the adjusting block is a fixed connection. The connection between the first moving rod and the second moving rod is also a fixed connection, and an L-shaped structure is formed between the first moving rod and the second moving rod.

[0013] The present utility model has the following beneficial effects:

[0014] Compared with the prior art, in this brake pad wear testing device, through the combination of multiple mechanisms such as the rotating mechanism, the mounting mechanism, the adjusting mechanism and the testing mechanism, first, the multiple mounting ends are connected to each other to fix and limit the brake pad. Then, the components in the adjusting end are started and adjusted, and the testing end can be brought into real-time contact with the left side of the brake pad body. Finally, the rotating end drives the brake pad body limited in the multiple mounting ends to rotate, realizing the real-time adjustable wear test of the brake pad body, and improving the accuracy and effect of the wear test of the brake pad body. Description of the Drawings

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required to be used in the embodiments. Obviously, the following described drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0016] Figure 1 It is a front view structural schematic diagram of a brake pad wear testing device according to an embodiment of the present utility model;

[0017] Figure 2 It is a side view and disassembly schematic diagram of a test board and some of its components of a brake pad wear testing device according to an embodiment of the present utility model;

[0018] Figure 3 It is a disassembly structure diagram of the mounting mechanism and the brake pad body of a brake pad wear testing device according to an embodiment of the present utility model;

[0019] Figure 4 It is a schematic diagram of the disassembly of the adjustment mechanism and the test mechanism of a brake pad wear test device according to an embodiment of the present utility model.

[0020] In the figure:

[0021] 1. Test plate; 2. Rotating mechanism; 3. Mounting mechanism; 4. Brake pad body; 5. Mounting cross bar; 6. Adjustment mechanism; 7. Test mechanism; 8. First self-locking motor; 9. Rotating shaft; 10. Annular mounting plate; 11. Threaded hole; 12. Bolt; 13. Adjustment groove; 14. Lead screw; 15. Adjusting block; 16. Second self-locking motor; 17. First moving rod; 18. Second moving rod; 19. Test piece. Specific implementation manners

[0022] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings in the embodiments. The following embodiments are used to illustrate the present utility model but not to limit the scope of the present utility model.

[0023] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present utility model.

[0024] In the description of the present utility model, it should be noted that unless otherwise clearly specified and limited, the terms "mount", "connect", and "couple" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0025] Embodiment

[0026] As Figures 1-4As shown in the figure, a brake pad wear test device according to an embodiment of the present utility model includes a test plate 1. A rotating mechanism 2 is provided on the front surface of the test plate 1. An installation mechanism 3 is connected to the front surface of the rotating mechanism 2. A brake pad body 4 is provided inside the installation mechanism 3. A mounting cross bar 5 is fixedly connected to the middle of the left side of the test plate 1. An adjusting mechanism 6 is connected to the front surface of the mounting cross bar 5. A testing mechanism 7 is connected to the front surface of the adjusting mechanism 6. First, multiple installation mechanisms 3 are connected to each other to fix and limit the brake pads. Then, the components inside the adjusting mechanism 6 are started and adjusted, and the testing mechanism 7 can be brought into real-time contact with the left side of the brake pad body 4. Finally, the rotating mechanism 2 drives the brake pad bodies 4 limited in multiple installation mechanisms 3 to rotate, realizing real-time adjustable wear testing of the brake pad bodies 4, improving the accuracy and effect of the wear testing of the brake pad bodies 4.

[0027] The rotating mechanism 2 includes a first self-locking motor 8 and a rotating shaft 9. The first self-locking motor 8 is arranged in the middle of the rear surface of the test plate 1. The front surface of the first self-locking motor 8 is connected to a rotating shaft 9, and the rotating shaft 9 extends to the front surface of the test plate 1. By starting the first self-locking motor 8 through an external switch, the first self-locking motor 8 drives the rotating shaft 9 and the components on its front side to rotate, so that the limited brake pad body 4 contacts the test piece 19 and wears the test.

[0028] The installation mechanism 3 includes an annular installation plate 10, threaded holes 11 and bolts 12. The annular installation plate 10 is respectively arranged on the front surface of the rotating shaft 9 and the front surface of the brake pad body 4. A plurality of threaded holes 11 are annularly dug on the front surface of the annular installation plate 10 and the front surface of the brake pad body 4. Bolts 12 are connected between the threaded holes 11 by threads. The brake pad body 4 is placed on the front surface of the rear annular installation plate 10. Then, the front annular installation plate 10 is attached to the front surface of the brake pad body 4. After that, the bolts 12 enter the threaded holes 11 through threads, so that the brake pad body 4 is fixed between the plurality of annular installation plates 10.

[0029] The adjusting mechanism 6 includes an adjusting groove 13, a lead screw 14, an adjusting block 15 and a second self-locking motor 16. The adjusting groove 13 is dug on the front surface of the mounting cross bar 5. The right side of the inner cavity of the adjusting groove 13 is connected to a lead screw 14. The outer wall of the lead screw 14 is connected to an adjusting block 15 by reverse threads. The left side of the lead screw 14 is connected to a second self-locking motor 16, and the second self-locking motor 16 is arranged on the left side of the mounting cross bar 5. By starting the second self-locking motor 16 through an external switch, the second self-locking motor 16 drives the lead screw 14 to rotate. The outer wall of the lead screw 14 drives the adjusting block 15 and the components fixedly connected to its front side to move horizontally through reverse threads, so that the first moving rod 17, the second moving rod 18 and the test piece 19 move horizontally to the right, and the test piece 19 is in real-time contact with the left side of the outer wall of the brake pad body 4.

[0030] The test mechanism 7 includes a first moving rod 17, a second moving rod 18 and a test piece 19. The first moving rod 17 is disposed on the front surface of the adjusting block 15. A second moving rod 18 is connected to the right side of the first moving rod 17. A test piece 19 is disposed on the right side of the second moving rod 18, and the test piece 19 is in contact with the left side of the brake pad body 4.

[0031] The connection between the first moving rod 17 and the adjusting block 15 is a fixed connection. The connection between the first moving rod 17 and the second moving rod 18 is also a fixed connection, and an L-shaped structure is formed between the first moving rod 17 and the second moving rod 18.

[0032] In summary, by means of the above technical solution of the present invention, when this device is in use, first, the brake pad body 4 is placed on the front surface of the rear annular mounting plate 10, then the front annular mounting plate 10 is attached to the front surface of the brake pad body 4, and then the bolt 12 enters the threaded hole 11 through the thread, so that the brake pad body 4 is fixed between the plurality of annular mounting plates 10. Then, the second self-locking motor 16 is started through an external switch. The second self-locking motor 16 drives the screw rod 14 to rotate. The outer wall of the screw rod 14 drives the adjusting block 15 and the components fixedly connected to the front side thereof to move horizontally through the reverse thread, so that the first moving rod 17, the second moving rod 18 and the test piece 19 move horizontally to the right. The test piece 19 is always in contact with the left side of the outer wall of the brake pad body 4. Finally, the first self-locking motor 8 is started through an external switch. The first self-locking motor 8 drives the rotating shaft 9 and the components on the front side thereof to rotate, so that the limited brake pad body 4 is in contact with the test piece 19 and a wear test is performed.

[0033] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A brake pad wear testing device, characterized in that: The invention comprises a test plate (1), wherein a rotating mechanism (2) is arranged on the front surface of the test plate (1), a mounting mechanism (3) is connected to the front surface of the rotating mechanism (2), a brake pad body (4) is arranged inside the mounting mechanism (3), a mounting cross bar (5) is fixedly connected to the middle part of the left side of the test plate (1), an adjusting mechanism (6) is connected to the front surface of the mounting cross bar (5), and a test mechanism (7) is connected to the front surface of the adjusting mechanism (6).

2. A brake pad wear testing device according to claim 1, characterized in that: The rotating mechanism (2) comprises a first self-locking motor (8) and a rotating shaft (9); the first self-locking motor (8) is arranged in the middle of the rear surface of the test plate (1); the front surface of the first self-locking motor (8) is connected to the rotating shaft (9), and the rotating shaft (9) extends to the front surface of the test plate (1).

3. A brake pad wear testing device according to claim 2, characterized in that: The mounting mechanism (3) comprises an annular mounting plate (10), threaded holes (11) and bolts (12); the annular mounting plate (10) is respectively arranged on the front surface of the rotating shaft (9) and the front surface of the brake pad body (4); the front surface of the annular mounting plate (10) and the front surface of the brake pad body (4) are both annularly excavated with a plurality of threaded holes (11); the threaded holes (11) are connected by bolts (12) via threads.

4. A brake pad wear testing device according to claim 3, characterized in that: The adjusting mechanism (6) comprises an adjusting groove (13), a screw rod (14), an adjusting block (15) and a second self-locking motor (16); the adjusting groove (13) is excavated on the front surface of the mounting cross bar (5); the screw rod (14) is connected to the right side of the inner cavity of the adjusting groove (13); the outer wall of the screw rod (14) is connected to the adjusting block (15) via a reverse thread; the second self-locking motor (16) is connected to the left side of the screw rod (14); and the second self-locking motor (16) is arranged on the left side of the mounting cross bar (5).

5. A brake pad wear testing device according to claim 4, characterized in that: The testing mechanism (7) comprises a first moving rod (17), a second moving rod (18) and a testing piece (19); the first moving rod (17) is arranged on the front surface of the adjusting block (15); the right side of the first moving rod (17) is connected to the second moving rod (18); the right side of the second moving rod (18) is provided with a testing piece (19), and the testing piece (19) is in contact with the left side of the brake pad body (4).

6. A brake pad wear testing device according to claim 5, characterized in that: The connection between the first moving rod (17) and the adjustment block (15) is a fixed connection, and the connection between the first moving rod (17) and the second moving rod (18) is also a fixed connection, and an L-shaped structure is formed between the first moving rod (17) and the second moving rod (18).

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