CN220581556U - Automatic return device for brake pad - Google Patents
Automatic return device for brake pad Download PDFInfo
- Publication number
- CN220581556U CN220581556U CN202322378629.7U CN202322378629U CN220581556U CN 220581556 U CN220581556 U CN 220581556U CN 202322378629 U CN202322378629 U CN 202322378629U CN 220581556 U CN220581556 U CN 220581556U
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- brake
- brake pad
- friction plate
- return
- return spring
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- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 230000008859 change Effects 0.000 description 6
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of brake blocks and discloses an automatic brake block return device which comprises a brake block, wherein the brake block is divided into a front brake block and a rear brake block, two ends of the brake block are connected with return springs, the return springs are divided into a front return spring and a rear return spring, one side of the brake block is provided with a detachable assembly, one side of the detachable assembly is provided with a friction plate, and the friction plate is divided into a front friction plate and a rear friction plate; the detachable assembly comprises a vertical groove, and a screw is arranged in the vertical groove. According to the utility model, the front return spring and the rear return spring provide return forces with fixed difference values, so that different pressures applied to the front brake pad and the rear brake pad by the caliper piston are neutralized, the forces of the front friction pad and the rear friction pad on the brake disc in the braking process are equal, the effects of reducing eccentric wear and noise are achieved, and the friction pad is convenient to disassemble and install.
Description
Technical Field
The utility model relates to the technical field of brake pads, in particular to an automatic return device of a brake pad.
Background
In a brake system of an automobile, a brake pad is the most critical safety part, and all the braking effects are decisive for the brake pad, so that the brake pad is a protective spirit of people and the automobile, and after the brake pad is braked, the brake pad needs to be reset by a reset spring.
In the current market, the splayed springs, the guide frames or the return springs with the same inside and outside are adopted, only the brake pads can be separated from the brake disc, the brake pads can not play a role in balancing braking force in the braking process, the brake pads are separated from the brake disc by the aid of the return springs, and an automatic return device of the brake pads is required to be designed, so that the automatic return operation of the brake pads is realized.
Chinese patent publication No.: the utility model discloses an automatic return device of a brake pad, which comprises the brake pad and is characterized by also comprising a return device; the brake pad is divided into an inner pad and an outer pad which are symmetrical with each other; the brake pad is provided with an empty slot, the side edge of the brake pad is also provided with a movable slot penetrating through the empty slot, and the movable slot is also provided with a limit slot; the return device comprises a bracket rod, a movable rod and a spring, and the device enables the brake pad to return automatically by utilizing the resilience force of the spring when the automatic pedal is released in the use process through the setting of the return device, so that the phenomena of dragging, eccentric friction, braking noise and the like are effectively reduced.
The device is arranged through the return device, so that the brake pad can automatically return when the automatic pedal is released, and the phenomena of friction, eccentric friction, braking noise and the like are effectively reduced by utilizing the resilience force of the spring, but the existing device can only help the brake pad to separate from a brake disc in the using process, and can not play a role of balancing braking force in the braking process.
Disclosure of Invention
The utility model aims to provide an automatic return device for a brake pad, which solves the problems that the prior art does not have the function of balancing braking force in the braking process and is easy to generate eccentric wear and noise.
In order to solve the technical problems, the utility model provides the following technical scheme: the automatic brake block return device comprises a brake block, wherein the brake block is divided into a front brake block and a rear brake block, return springs are connected to two ends of the brake block, the return springs are divided into a front return spring and a rear return spring, a detachable component is arranged on one side of the brake block, a friction plate is arranged on one side of the detachable component, and the friction plate is divided into a front friction plate and a rear friction plate;
the detachable assembly comprises a vertical groove, a screw rod is arranged in the vertical groove, the upper end of the screw rod is connected with a fixing rod, one side of the fixing rod is provided with a fixing groove, the outer side of the fixing rod is provided with a positioning hole, one side of the fixing groove is provided with a bolt, and the outer side of the bolt is provided with a transverse groove.
Preferably, the front return spring is detachably connected with the front brake pad, and the rear return spring is detachably connected with the rear brake pad.
Preferably, a friction plate is arranged on one side of the brake pad, a front friction plate is arranged on one side of the front brake pad, and a rear friction plate is arranged on one side of the rear brake pad.
Preferably, a vertical groove is formed in the surface of the brake block, and the vertical groove is in threaded connection with the screw rod.
Preferably, the screw rod is fixedly connected with the fixing rod, and the fixing rod is matched with the positioning hole.
Preferably, the fixing groove is matched with a bolt, and the bolt is in threaded connection with the transverse groove.
Preferably, the two sides of the friction plate are provided with transverse grooves, and the surface of the friction plate is provided with positioning holes.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, through the arranged return springs, the front return springs and the rear return springs are different in elastic deformation, different in thickness and different in shape, different braking forces are provided for the front brake pad and the rear brake pad, the braking forces are further differentiated, the shapes are different, and the differentiation and the installation are convenient, so that the front return springs and the rear return springs can provide return forces with fixed difference values, different pressures of the front brake pad and the rear brake pad are neutralized by the caliper piston, the force of the friction plate on the brake disc is equal in the braking process, and the effects of reducing eccentric wear and noise are achieved.
The front friction plate and the rear friction plate which are required to be replaced are detached more conveniently to replace through the detachable assembly, when the front friction plate and the rear friction plate are used, the front friction plate and the front friction plate are usually adhered together through the adhesive structure, the brake plate and the friction plate are required to be replaced together when the front friction plate and the rear friction plate are replaced, and the detachable assembly is utilized, so that the friction plate is convenient to replace to a certain extent, and meanwhile, the waste of materials is avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is a cross-sectional view of a return spring of the present utility model;
FIG. 4 is a cross-sectional view of a removable assembly of the present utility model;
FIG. 5 is an enlarged view of the structure of FIG. 4A in accordance with the present utility model;
fig. 6 is a schematic structural view of the detachable component of the present utility model.
In the figure: 1. a brake pad; 101. a front brake pad; 102. a rear brake pad; 2. a return spring; 201. a front return spring; 202. a rear return spring; 3. a detachable assembly; 301. a vertical groove; 302. a screw; 303. a fixed rod; 304. a fixing groove; 305. a bolt; 306. a transverse groove; 307. positioning holes; 4. a friction plate; 401. a front friction plate; 402. and a rear friction plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Referring to fig. 1-6, an automatic brake pad return device comprises a brake pad 1, wherein the brake pad 1 is divided into a front brake pad 101 and a rear brake pad 102, return springs 2 are connected to two ends of the brake pad 1, the return springs 2 are divided into a front return spring 201 and a rear return spring 202, a detachable assembly 3 is arranged on one side of the brake pad 1, a friction plate 4 is arranged on one side of the detachable assembly 3, and the friction plate 4 is divided into a front friction plate 401 and a rear friction plate 402; the detachable assembly 3 comprises a vertical groove 301, a screw rod 302 is arranged in the vertical groove 301, the upper end of the screw rod 302 is connected with a fixing rod 303, a fixing groove 304 is formed in one side of the fixing rod 303, a positioning hole 307 is formed in the outer side of the fixing rod 303, a bolt 305 is arranged on one side of the fixing groove 304, and a transverse groove 306 is formed in the outer side of the bolt 305.
Through the technical scheme, when the brake pad 1 is in the initial position, the front return spring 201 and the rear return spring 202 used by the front brake pad 101 and the rear brake pad 102 are different in size, so that the distance between the brake pad 1 and a brake disc is also different, and the displacement amount is different when braking is performed, so that the deformation amounts of the front return spring 201 and the rear return spring 202 are caused to be different, and different return forces are provided for the front brake pad 101 and the rear brake pad 102; the thicknesses of the front return spring 201 and the rear return spring 202 used by the front brake pad 101 and the rear brake pad 102 are differently designed, and the forces provided by the front return spring 201 and the rear return spring 202 are further differentiated; finally, the shapes of the front return spring 201 and the rear return spring 202 are optimally designed, so that the spring force is finely adjusted, and the front return spring and the rear return spring can be better distinguished, and the production is facilitated; through the design of three items above, make preceding return spring 201 and back return spring 202 can provide the return force of fixed difference, accomplish and neutralize the calliper piston and apply for preceding brake block 101 and back brake block 102 different pressure, reach the brake in-process preceding friction disc 401 and back friction disc 402 equal to the power of brake disc, reach the effect of reducing the eccentric wear, reduce the noise, through the return spring 2 of setting, preceding return spring 201 and back return spring 202 elastic deformation volume are different, the thickness is different, the shape is different, realize providing different braking forces to preceding brake block 101 and back brake block 102, and further differentiate the braking force, the shape is different be convenient for distinguish and install, make preceding return spring 201 and back return spring 202 can provide the return force of fixed difference, accomplish and neutralize the calliper piston and give preceding brake block 101 and back brake block 102 different pressure, reach the brake disc in-process friction disc's power and equal, reach and reduce the eccentric wear, reduce the noise effect, realize through the detachable assembly 3 that is with wearing and excessive, the front friction disc 401 that need change is more convenient with the back friction disc 402 dismantlement, when the front friction disc 101 and back friction disc 402 are more convenient to change, the friction disc is used, the friction disc is convenient to change with the friction disc is used when the friction disc is generally used with the back friction disc 101, the friction disc is convenient for the friction disc is changed with the front friction disc 101, the friction disc is used to be convenient to change, the friction disc is used to the friction disc is convenient to use 1 when the friction disc is used to change 1, and the friction disc is convenient to use 1 when the friction disc is used to have 1 to have the friction disc to have 1.
Specifically, front return spring 201 is detachably connected to front brake pad 101, and rear return spring 202 is detachably connected to rear brake pad 102.
Through the technical scheme, the front return spring 201 is detachably fixed at two ends of one side of the front brake pad 101, the rear return spring 202 is detachably fixed at two ends of one side of the rear brake pad 102, the front return spring 201 is used for providing a return force for the front brake pad 101, the rear return spring 202 is used for providing a return force for the rear brake pad 102, when the front brake pad 101 and the rear brake pad 102 are used, the required forces are different, and the front return spring 201 and the rear return spring 202 are used for providing different return forces.
Specifically, a friction plate 4 is provided on one side of the brake plate 1, a front friction plate 401 is mounted on one side of the front brake plate 101, and a rear friction plate 402 is mounted on one side of the rear brake plate 102.
Through the above technical scheme, the friction plate 4 arranged on one side of the brake plate 1 brakes the brake disc, the front friction plate 401 is arranged on one side of the front brake plate 101, and the rear friction plate 402 is arranged on one side of the rear brake plate 102.
Specifically, a vertical groove 301 is formed in the surface of the brake pad 1, and the vertical groove 301 is in threaded connection with a screw 302.
Through the technical scheme, the screw 302 is detachably fixed on one side of the brake plate 1 by utilizing the threaded connection of the vertical groove 301 of the screw 302.
Specifically, the screw 302 is fixedly connected to the fixing rod 303, and the fixing rod 303 is matched with the positioning hole 307.
Through above-mentioned technical scheme, utilize dead lever 303 to dismantle friction disc 4 and brake block 1 and link together, conveniently change excessively worn and worn friction disc 4, dead lever 303 and locating hole 307 play the positioning role to the installation of friction disc 4.
Specifically, the fixing groove 304 is matched with the bolt 305, and the bolt 305 is in threaded connection with the transverse groove 306.
Through the above technical scheme, when the bolt 305 is screwed down, one end of the bolt 305 is clamped in the fixing groove 304, so that the fixing rod 303 is fixed, and the friction plate 4 is detachably fixed on one side of the brake plate 1.
Specifically, transverse grooves 306 are formed on two sides of the friction plate 4, and positioning holes 307 are formed on the surface of the friction plate 4.
Through the technical scheme, the fixing rod 303 is utilized to penetrate through the positioning hole 307 to play a role in positioning the friction plate 4, the transverse grooves 306 facilitate the use of bolts 305 at the transverse positions of the two sides of the friction plate 4, the friction plate 4 and the brake plate 1 can be detached and fixed, the subsequent detachment and replacement are facilitated, and the friction surface of the friction plate 4 is damaged.
When the brake disc 1 is required to be provided with different braking forces by the return springs 2, workers install the front return springs 201 and the rear return springs 202 which are different in deformation and thickness and different in shape on two ends of the front brake disc 101 and the rear brake disc 102 in a distinguishing mode, the front return springs 201 and the rear return springs 202 provide different braking forces for the front brake disc 101 and the rear brake disc 102, when the friction disc 4 which is excessively worn needs to be detached and replaced, the bolts 305 are rotated, the bolts 305 are screwed out from the transverse grooves 306, the bolts 305 are far away from the fixing grooves 304 on one side of the fixing rods 303, the friction disc 4 is detached from one side of the brake disc 1, the positioning holes 307 on one side of the friction disc 4 are aligned with the fixing rods 303 on the brake disc 1 by the workers, and after the friction disc 4 is placed, the bolts 305 penetrate through the transverse grooves 306 and enter the fixing grooves 304 to fix the friction disc 4 on one side of the brake disc 1.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit thereof, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a brake block self return device, includes brake block (1), its characterized in that: the brake pad (1) is divided into a front brake pad (101) and a rear brake pad (102), two ends of the brake pad (1) are connected with return springs (2), the return springs (2) are divided into a front return spring (201) and a rear return spring (202), one side of the brake pad (1) is provided with a detachable component (3), one side of the detachable component (3) is provided with a friction plate (4), and the friction plate (4) is divided into a front friction plate (401) and a rear friction plate (402);
the detachable assembly (3) comprises a vertical groove (301), a screw rod (302) is arranged in the vertical groove (301), a fixing rod (303) is connected to the upper end of the screw rod (302), a fixing groove (304) is formed in one side of the fixing rod (303), a positioning hole (307) is formed in the outer side of the fixing rod (303), a bolt (305) is arranged on one side of the fixing groove (304), and a transverse groove (306) is formed in the outer side of the bolt (305).
2. The brake pad self-return device of claim 1, wherein: the front return spring (201) is detachably connected with the front brake pad (101), and the rear return spring (202) is detachably connected with the rear brake pad (102).
3. The brake pad self-return device of claim 1, wherein: one side of the brake block (1) is provided with a friction plate (4), one side of the front brake block (101) is provided with a front friction plate (401), and one side of the rear brake block (102) is provided with a rear friction plate (402).
4. The brake pad self-return device of claim 1, wherein: a vertical groove (301) is formed in the surface of the brake block (1), and the vertical groove (301) is in threaded connection with a screw rod (302).
5. The brake pad self-return device of claim 1, wherein: the screw rod (302) is fixedly connected with the fixing rod (303), and the fixing rod (303) is matched with the positioning hole (307).
6. The brake pad self-return device of claim 1, wherein: the fixing groove (304) is matched with the bolt (305), and the bolt (305) is in threaded connection with the transverse groove (306).
7. The brake pad self-return device of claim 1, wherein: transverse grooves (306) are formed in two sides of the friction plate (4), and positioning holes (307) are formed in the surface of the friction plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322378629.7U CN220581556U (en) | 2023-09-01 | 2023-09-01 | Automatic return device for brake pad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322378629.7U CN220581556U (en) | 2023-09-01 | 2023-09-01 | Automatic return device for brake pad |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220581556U true CN220581556U (en) | 2024-03-12 |
Family
ID=90114229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322378629.7U Active CN220581556U (en) | 2023-09-01 | 2023-09-01 | Automatic return device for brake pad |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220581556U (en) |
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2023
- 2023-09-01 CN CN202322378629.7U patent/CN220581556U/en active Active
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