CN213478994U

CN213478994U - Spring piece for returning brake block of brake and brake

Info

Publication number: CN213478994U
Application number: CN202020934228.9U
Authority: CN
Inventors: 柴迪枫
Original assignee: Zhejiang Zhuji Manpower Machinery Co ltd
Current assignee: Zhejiang Wanan Zhiyu Automobile Control System Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-06-18
Anticipated expiration: 2030-05-28

Abstract

The utility model relates to a stopper field has especially related to a spring leaf and stopper that is used for stopper brake block return, and this spring leaf includes installation module (1) that is used for supporting the stopper brake, and installation module (1) includes mounting bracket (2) and elasticity spacing (3), and elasticity spacing (3) are fixed mounting on mounting bracket (2); the bending end of the elastic limiting frame (3) is bent to form a deformation port (4), the opening of the deformation port (4) faces to a braking area, the elastic limiting frame comprises a bending portion (5) forming the deformation port (4), a plate extending from one end of the bending portion (5) is a fixing plate (6), the fixing plate (6) is fixedly connected with the mounting frame (2), and the other end of the bending portion (5) extends to form a guide plate (7) which is in sliding contact with a brake block. The spring piece has the advantages that the return of the brake piece is rapid and reliable, the impact on the bracket can not be caused, and the noise is low.

Description

Spring piece for returning brake block of brake and brake

Technical Field

The utility model relates to a stopper field has especially related to a spring leaf and stopper for stopper brake block return.

Background

The current cars basically use hydraulic disc brakes. The hydraulic disc brake assembly mainly comprises a brake caliper body assembly and a steering knuckle assembly, wherein the brake caliper body assembly and the steering knuckle assembly are connected through a support by using a bolt. When braking, the support is fixed, and the caliper body drives the friction plate to brake.

Chinese patent 201611096727. X-discloses a low-drag hydraulic caliper, wherein when the vehicle brakes, a brake block moves along a spring piece slide way until the brake block touches an arc reed and deforms the arc reed; when the brake is released, the arc reed is released to push the brake block to return, so that the contact time of the brake block and the brake disc after the brake is finished is greatly reduced, and the dragging torque and the oil consumption in the brake return process are reduced; by adopting the hydraulic caliper, the brake block can be ensured to return smoothly, and the dragging torque is below 2Nm, so that the serious dragging and grinding phenomenon is avoided.

However, in the actual use process of the low-drag spring, the deformation force of the triangular spring is mainly used for helping the friction plate to return, so that the friction plate is poor in smoothness of return due to instant explosion of accumulated elastic potential energy in the return process, impact is caused on the support, the service life of the support is influenced, and noise is generated.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art return spring leaf not enough in the same direction as smooth when the return, and the great scheduling shortcoming of shake between the support, provide a spring leaf and stopper that is used for stopper brake block return.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve:

a spring piece for returning a brake block of a brake is provided, the spring piece is used for supporting an installation module of the brake block, the installation module comprises an installation frame fixedly connected with a support, the spring piece also comprises an elastic limiting frame with elastic recovery capacity, and the elastic limiting frame is fixedly arranged on the installation frame; the spacing frame of elasticity is buckled by the elastic component and is formed, the end of buckling of the spacing frame of elasticity is buckled and is formed the change mouth, the opening orientation braking area territory that becomes the mouth, the spacing frame of elasticity type is including the kink that forms the change mouth, the plate that the one end of kink extends is the fixed plate, fixed plate and mounting bracket fixed connection, the other end of kink extends and forms the deflector that is used for with brake block sliding contact, the deflector is the arc, the arc mouth orientation that the arc formed deviates from one side that becomes the mouth. Deformation takes place for the arc when the braking, when removing the braking, drives the friction disc return when the arc resumes initial condition, and whole process warp the impact force that the mouth can absorb the friction disc return moreover to and the impact force that the friction disc brought during the braking, so the support can not produce shake and abnormal sound, and the ride comfort of braking is better, and support life is longer moreover.

Preferably, the width of the middle of the deformation opening is larger than the width of the opening end and the bending end of the deformation opening.

Preferably, the mounting frame comprises a first clamping groove frame used for being matched with the inner wall of the bracket clamping groove, and the elastic limiting frame is mounted in a groove formed by the first clamping groove frame. The first clamping groove frame can guarantee stable and reliable installation of the spring piece.

Preferably, the mounting frame further comprises a second slot frame formed on one side of the first slot frame and used for being clamped with the clamping column on the support, and the first slot frame and the second slot frame are opposite in orientation.

As preferred, the outer end of bolt is connected with the nut, has seted up the breather on the nut, and the breather communicates with breathing passageway and realizes breathing the function.

As preferred, second draw-in groove frame includes first cardboard and second cardboard, sets up jaggedly on the second cardboard, and the limit portion of breach has integrated into one piece's elasticity and supports the touch panel, and elasticity supports the touch panel and buckles to the breach and make tip initial state be located the inslot that second draw-in groove frame formed.

Preferably, the mounting bracket further includes a third slot bracket formed at the other side of the first slot bracket, the third slot bracket being adapted to support the position of the limit stopper with the stopper.

Preferably, the mounting frame and the elastic limiting frame are integrally formed by bending the spring piece.

Preferably, the spring piece comprises two mounting modules for limiting two brake blocks of the brake respectively, the two mounting modules are connected by a connecting plate, and the connecting plate and the two mounting modules are of an integrally formed structure.

Preferably, the mounting frame is provided with a limiting plate for clamping with the bracket.

This scheme still provides a stopper, including foretell spring leaf, still including the support that is used for installing the brake caliper body assembly, be formed with the assembly mouth that is used for assembling the brake block on the support, the spring leaf is all installed to the left side wall and the right side wall of assembly mouth, go up the brake block and all cooperate with the spring leaf with lower brake block, all be provided with draw-in groove and card post on the left side wall and the right side wall of support, the outer wall and the draw-in groove interference fit of first draw-in groove frame, the inner wall and the card post interference fit of second draw-in groove frame, the brake block includes the mount pad and installs the friction disc on the mount pad, the left end and the right-hand member integrated into one piece of mount pad have the conflict ear, conflict ear wholly is located the draw-in groove, the terminal surface that conflict ear and deflector contradict.

The utility model discloses owing to adopted above technical scheme, have apparent technological effect: through the structure design to the spacing frame of elasticity, guaranteed in braking process and withdrawal braking process that the motion of friction disc is more steady, brake pads and elastic support be the cambered surface contact moreover, and great area of contact can make the brake pads be in comparatively stable position in the motion process. And the spring piece can firstly brake the impact force of the block on the bracket, so the bracket can not shake, and the generated noise is smaller.

Drawings

Fig. 1 is a schematic structural view of the brake.

Fig. 2 is a schematic structural view of the brake.

Fig. 3 is a schematic structural view of the spring plate.

The names of the parts indicated by the numerical references in the drawings are as follows: 1-installation module, 2-mounting bracket, 3 spacing, 4-deformation mouth of elasticity, 5-kink, 6-fixed plate, 7-deflector, 8-first draw-in groove frame, 9-second draw-in groove frame, 10-first draw-in plate, 11-second draw-in plate, 12-breach, 13-elasticity are supported and are touched board, 14-third draw-in groove frame, 15-connecting plate, 16-limiting plate, 17-assembly mouth, 19-mount pad, 20-friction disc, 21-conflict ear.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Example 1

As shown in fig. 1 to 3, the spring plate for returning the brake pad of the brake of the present embodiment is a spring plate with an integral structure, and the spring plate is a metal plate. The brake block is mainly used for limiting the brake block and quickly returning the brake block.

The spring piece comprises a mounting module 1 for supporting the brake block, the mounting module 1 comprises a mounting frame 2 fixedly connected with the support, and the specific shape of the mounting frame 2 is matched with the mounting structure of the support. The spring piece is still including setting up at the spacing 3 of elasticity that has elasticity resilience ability, and spacing 3 of elasticity is the metal reed and with mounting bracket 2 structure as an organic whole, by the branch bending type of mounting bracket 2. The elastic limiting frame 3 is fixedly arranged on the mounting frame 2; spacing 3 of elasticity is buckled by the elastic component and is formed, the end of buckling of spacing 3 of elasticity is buckled and is formed and become mouthful 4, the opening orientation braking area territory of mouthful 4 that deforms, the spacing 5 of kink including forming the change of mouthful 4 of elasticity type, the plate that the one end of kink 5 was extended is fixed plate 6, fixed plate 6 and mounting bracket 2 fixed connection, the other end of kink 5 extends and forms deflector 7 that is used for with brake block sliding contact, deflector 7 is the arc, has the function that drives the friction disc return in order to make the deflector, deflector 7 be elastic metal plate, the arc mouth orientation that the arc formed deviates from one side that the deformation was mouthful 4. Since the guide plate 7 is substantially C-shaped, a recess is formed in the middle of the guide plate 7, and when the brake shoe slides along the guide plate 7 toward the end of the guide plate 7, pressure is applied to the guide plate 7, thereby accumulating elastic potential energy.

The end of the bending opening close to the braking area is thus fixed to the plate 6 and forms a gap with the arc-shaped plate, which gap supports the deformation and recovery of the arc-shaped plate and at the same time absorbs a part of the impact force of the brake pad.

The width in the middle of the deformation port 4 is larger than the width of the opening end and the bending end of the deformation port 4. This kind of structural design can guarantee that the arc is close to and forms certain notch between the outer terminal surface of 4 one ends of deformation mouth and the 5 outer terminal surfaces of kink, and this notch can restrict the return stroke of brake block, prevents that brake block and arc from taking place to break away from.

The mounting frame 2 comprises a first clamping groove frame 8 used for being matched with the inner wall of the bracket clamping groove, and the elastic limiting frame 3 is mounted in a groove formed by the first clamping groove frame 8. The mounting frame 2 further comprises a second slot frame 9 formed on one side of the first slot frame 8 and used for being clamped with a clamping column on the support, and the first slot frame 8 and the second slot frame 9 face opposite directions. The two mounting structures are adopted to ensure the connection reliability of the spring piece and the support, and the spring piece is prevented from shaking and moving relative to the support.

The second card slot frame 9 comprises a first card slot 10 and a second card slot 11, a notch 12 is formed in the second card slot 11, an edge of the notch 12 is provided with an integrally formed elastic contact plate 13, and the elastic contact plate 13 is bent towards the notch 12 to enable an initial end state to be located in a slot formed by the second card slot frame 9. In the embodiment, the second slot frame 9 and the first slot frame 8 share one first card board 10, that is, the second slot frame 9 is formed by bending the first card board 10. One of the first slot frame 8 and the second slot frame 9 is fixed by an embedded structure, and the other is fixed by a sleeve type structure.

The mounting bracket 2 further includes a third slot frame 14 formed at the other side of the first slot frame 8, the third slot frame 14 is used for abutting against the edge of the brake pad, the third slot frame 14 is used for limiting the back and forth movement of the brake pad in actual use, the third slot frame 14 has elastic recovery capability for a spring frame, and the third slot frame 14 is used for limiting the back and forth movement of the brake pad and absorbing the impact force of the brake pad to reduce the impact on the bracket. In this embodiment, the mounting frame 2 and the elastic limiting frame 3 are integrally formed by bending the spring piece, and the third slot frame 14 abuts against the inner side of the braking block.

The spring piece comprises two installation modules 1, the two installation modules 1 are respectively used for limiting brake blocks on two sides of the brake, and the connecting plate 15 and the two installation modules 1 are of an integrally formed structure. The installation module 1 is connected to the connection plate 15 in this embodiment. Two installation modules 1 are arranged at the two ends of the connecting plate 15 in a mirror image.

Example 2

As shown in fig. 1 to 3, the present embodiment provides a brake, which includes a bracket, an assembly opening 17 for assembling a brake pad is formed on the bracket, the spring leaf described in embodiment 1 is installed on both left and right side walls of the assembly opening 17, both the upper and lower brake pads are matched with the spring leaf, both the left and right side walls of the bracket are provided with a slot and a clip column, the outer wall of the first slot frame 8 is in interference fit with the slot, the inner wall of the second slot frame 9 is in interference fit with the clip column, the brake pad includes a mounting seat 19 and a friction plate 20 installed on the mounting seat 19, the left and right ends of the mounting seat 19 are integrally formed with an interference lug 21, the interference lug 21 is integrally located in the slot, the end surface of the interference lug 21, which is in interference with the guide plate 7, is an arc-shaped surface, and the end portion of the guide plate 7 extends inside the interference. The rear side of the mounting seat 19 abuts against the third slot frame 14.

Example 3

This embodiment is different from embodiment 1 in that: the spring plate in this embodiment does not comprise the connecting plate 15 and has only one mounting module 1.

Claims

1. A spring leaf for brake block return is characterized in that: the spring piece comprises an installation module (1) for supporting the brake block, the installation module (1) comprises an installation frame (2) fixedly connected with the support, the spring piece also comprises an elastic limiting frame (3) with elastic recovery capacity, and the elastic limiting frame (3) is fixedly installed on the installation frame (2); spacing (3) of elasticity are buckled by the elastic component and are formed, the end of buckling of spacing (3) of elasticity is buckled and is formed and become mouthful (4), the opening orientation braking area territory that becomes mouthful (4), the spacing kink (5) of the end including forming and become mouthful (4) of elasticity type, the plate that the one end of kink (5) was extended is fixed plate (6), fixed plate (6) and mounting bracket (2) fixed connection, the other end of kink (5) extends and forms deflector (7) that are used for with brake pads sliding contact, deflector (7) are the elastic plate that has the elasticity resilience ability, deflector (7) are the arc, the arc mouth orientation that the arc formed deviates from one side that becomes mouthful (4) that appears.

2. A spring plate for brake pad return according to claim 1, wherein: the guide plate (7) is C-shaped, and the width of the middle of the deformation opening (4) is larger than the width of the opening end and the bending end of the deformation opening (4).

3. A spring plate for brake pad return according to claim 1, wherein: the mounting rack (2) comprises a first clamping groove frame (8) used for being matched with the inner wall of the bracket clamping groove, and the elastic limiting frame (3) is mounted in a groove formed by the first clamping groove frame (8).

4. A spring plate for brake pad return according to claim 3, wherein: the mounting rack (2) further comprises a second clamping groove frame (9) which is formed on one side of the first clamping groove frame (8) and used for being clamped with the clamping column on the support, and the first clamping groove frame (8) and the second clamping groove frame (9) face opposite directions.

5. The spring plate for brake pad return of claim 4, wherein: the second clamping groove frame (9) comprises a first clamping plate (10) and a second clamping plate (11), a notch (12) is formed in the second clamping plate (11), the edge of the notch (12) is provided with an integrally formed elastic contact plate (13), and the elastic contact plate (13) is bent towards the notch (12) to enable the end part initial state to be located in a groove formed by the second clamping groove frame (9).

6. The spring plate for brake pad return of claim 4, wherein: the mounting frame (2) further comprises a third slot frame (14) formed on the other side of the first slot frame (8), and the third slot frame (14) is used for interfering with the brake block to limit the stroke of the brake block.

7. A spring plate for brake pad return according to any one of claims 1 to 6, wherein: the mounting frame (2) and the elastic limiting frame (3) are of an integrally formed structure formed by bending the spring piece.

8. A spring plate for brake pad return according to any one of claims 1 to 6, wherein: the spring piece comprises two installation modules (1) which are respectively used for limiting two brake blocks of the brake, the two installation modules (1) are connected through a connecting plate (15), the two installation modules (1) are arranged at two ends of the connecting plate (15) in a mirror image mode, and the connecting plate (15) and the two installation modules (1) are of an integrally formed structure.

9. A spring plate for brake pad return according to claim 1, wherein: and a limiting plate (16) which is used for being clamped with the bracket is arranged on the mounting rack (2).

10. The stopper, its characterized in that: the spring piece for returning the brake pad of the brake as claimed in claim 8, further comprising a bracket for mounting the brake caliper assembly, wherein an assembly opening (17) for assembling the brake pad is formed in the bracket, the spring piece is mounted on each of the left side wall and the right side wall of the assembly opening (17), each of the upper brake pad and the lower brake pad is matched with the spring piece, each of the left side wall and the right side wall of the bracket is provided with a clamping groove and a clamping column, the outer wall of the first clamping groove frame (8) is in interference fit with the clamping groove, the inner wall of the second clamping groove frame (9) is in interference fit with the clamping column, the brake pad comprises a mounting seat (19) and a friction plate (20) mounted on the mounting seat (19), the left end and the right end of the mounting seat (19) are integrally formed with an interference lug (21), the interference lug (21) is integrally located in the clamping groove, the end face of the interference lug (21) and the guide plate (7) is an arc-shaped face, and.