阅读说明：本技术 一种制动器托架和制动器 (Brake bracket and brake ) 是由 任艳强 郑健 肖水波 于 2019-12-11 设计创作，主要内容包括：本发明提供了一种制动器托架和制动器,属于制动器技术领域。它解决了现有的托架结构导致轮毂盘总成拆换不便等问题。本制动器托架,包括单侧架体,单侧架体的顶部具有用于定位制动器上的配对制动块总成的定位凹槽,单侧架体两侧上分别具有固定部,固定部的正面上具有能够与制动盘相对的配合面,固定部的反面上具有定位平面,固定部的外侧边沿未凸出配合面,固定部的反面上具有凸出的安装凸台,定位平面位于安装凸台上。本制动器托架和制动器能够使轮毂盘总成拆换方便。(The invention provides a brake bracket and a brake, and belongs to the technical field of brakes. It has solved current bracket structure and has leaded to hub disk assembly to tear open and trade inconvenient scheduling problem. This stopper bracket, including the unilateral support body, the top of unilateral support body has the positioning groove who is used for the pair brake block assembly on the positioning brake, has the fixed part on the unilateral support body both sides respectively, has on the front of fixed part can be relative with the brake disc the fitting surface, has the locating plane on the reverse side of fixed part, and the outside border of fixed part does not bulge the fitting surface, has convex installation base on the reverse side of fixed part, and the locating plane is located the installation base. This stopper bracket and stopper can make the hub disc assembly tear open and trade the convenience.)

1. The utility model provides a brake bracket, includes unilateral support body (3), the top of unilateral support body (3) has positioning groove (4) that are used for the pairing brake block assembly (2) on the space brake, fixed part (5) have respectively on unilateral support body (3) both sides, fitting surface (6) that can be relative with brake disc (13) have on the front of fixed part (5), locating plane (7) have on the reverse side of fixed part (5), its characterized in that, the outside border of fixed part (5) does not bulge fitting surface (6), convex installation base (10) have on the reverse side of fixed part (5), locating plane (7) are located installation base (10).

2. The brake carrier according to claim 1, characterized in that the single-sided frame body (3) is provided with pin holes (11) on both sides of the positioning groove (4), respectively, and the pin holes (11) are opened on the positioning plane (7).

3. The brake carrier according to claim 1, characterized in that at least one of the fastening portions (5) has a protruding stopper (16) on its outer side, the front side of the stopper (16) does not protrude beyond the mating surface (6), and the back side of the stopper (16) does not protrude beyond the back side of the fastening portion (5).

4. The brake carrier according to claim 3, characterized in that the fixing part (5) has on its outer side a projecting side edge piece (12), the front side of the side edge piece (12) does not project beyond the mating surface (6), the back side of the side edge piece (12) does not project beyond the positioning plane (7), the fixing part (5) provided with a stop piece (16) being integrally connected to the side edge piece (12) by the stop piece (16).

5. The brake carrier according to any of claims 1 to 4, characterized in that a notch (4a) is provided between the bottom surface of the positioning groove (4) and the side wall surface of the positioning groove (4), the notch (4a) comprises a first groove (4a1) provided on the side wall surface of the positioning groove (4) and a second groove (4a2) provided on the bottom surface of the positioning groove (4), the groove wall surface of the first groove (4a1) is an arc surface, the bottom surface of the second groove (4a2) is a plane, the side wall surface of the second groove (4a2) is an arc surface, and the groove wall surface of the first groove (4a1) and the side wall surface of the second groove (4a2) are in arc transition.

6. The brake carrier according to claim 2, characterized in that the fixing portion (5) comprises a top section (5a), an inner section (5b) and an outer section (5c), the inner side of the top section (5a) being the side wall surface of the positioning recess (4), the pin hole (11) being provided on the top section (5a), the inner section (5b) being connected to the bottom surface of the positioning recess (4), the outer section (5c) being located outside the inner section (5b), the inner section (5b) and the outer section (5c) each being provided with a mounting hole (8), a separation groove (5d) being provided between the inner section (5b) and the outer section (5c), and a reinforcement plate (5e) being provided in the separation groove (5d) between the inner section (5b) and the outer section (5 c).

7. A brake, including bracket, brake block assembly (17), mate brake block assembly (2) and can span in the pincers body (1) of brake disc (13), the bracket includes unilateral support body (3), the top of unilateral support body (3) has the positioning groove (4) that is used for positioning and mates brake block assembly (2), unilateral support body (3) have fixed part (5) on both sides respectively, have fitting surface (6) that can be relative with brake disc (13) on the front of fixed part (5), have locating plane (7) on the reverse side of fixed part (5), characterized by, the outside border of fixed part (5) does not bulge fitting surface (6), have convex installation boss (10) on the reverse side of fixed part (5), locating plane (7) are located installation boss (10), brake block assembly (17) fixed connection is on pincers body (1), the brake block assembly (17) can be inserted into and taken out of the caliper body (1) through the top of the caliper body (1), and the matched brake block assembly (2) can be inserted into and taken out of the positioning groove (4) through the top of the caliper body (1).

8. The brake of claim 7, characterized in that the caliper body (1) comprises a mounting portion (1a) fixedly connected with the brake block assembly (17), the mounting portion (1a) is provided with a fixing surface (1a1) facing the bracket, the brake block assembly (17) comprises a back plate (17a) abutted against the fixing surface (1a1), the back plate (17a) is provided with a fixing hole (17a1), the fixing surface (1a1) is inserted and fixed with a positioning pin (1a2), one end of the positioning pin (1a2) protrudes out of the fixing surface (1a1) and is inserted into the fixing hole (17a1), and the positioning pin (1a2) is in clearance fit with the fixing hole (17a 1).

9. The brake of claim 8, wherein the caliper body (1) further comprises a transmission part (1b) connected with the bracket and a bridge part (1c) positioned between the mounting part (1a) and the transmission part (1b), an opening (1d) is arranged on the top surface of the bridge part (1c), the brake block assembly (17) and the counterpart brake block assembly (2) can be inserted into and taken out of the caliper body (1) through the opening (1d), a protruding limiting block (16) is arranged on the outer side surface of at least one fixing part (5), a protrusion (1c1) corresponding to the limiting block (16) is arranged on at least one position of the bridge part (1c), and the protrusion (1c1) is arranged opposite to the front surface of the limiting block (16).

Technical Field

The invention belongs to the technical field of brakes, and relates to a brake bracket and a brake.

Background

The braking system is a system that forcibly reduces the movement speed of the sporting goods. On vehicles, braking is usually performed by a brake, which includes a disc brake, also called a disc brake, a drum brake, also called a drum brake, and the like. The floating caliper disc brake is widely applied to automobiles due to the advantages of fast heat dissipation, light weight and the like. The floating caliper disc brake comprises a transmission mechanism, a bracket and a caliper body arranged on the bracket, wherein a sliding pin is arranged on the bracket and penetrates through a sliding pin hole in the caliper body, and the transmission mechanism is connected with a brake block. The combination of the caliper body and the component attached to the caliper body is sometimes referred to as a brake caliper assembly.

The bracket is sometimes called a bracket, and the chinese patent literature discloses a vehicle disc brake bracket [ application number: CN 201510136515.9; publication number: CN 104776134A ]: the support comprises a symmetrical curved beam, support heads are symmetrically arranged at two ends of the curved beam, round holes are formed in the upper portion of each support head, and three bolt holes are formed in the lower portion of each support head. The two oppositely arranged bracket heads are connected through the side edge plates, the bracket forms an enclosing structure, the two curved beams are used for installing the two brake blocks of the brake, and the braking part of the brake disc is positioned between the two curved beams and is enclosed by the bracket.

The brake disc passes through the ring flange structure to be fixed with wheel hub, and wheel hub passes through the bearing to be fixed on the axletree of car, and the brake disc constitutes wheel hub assembly with wheel hub. The brake caliper assembly is fixed on the suspension through the support, the position relation of the suspension and the axle is fixed, and the installation space between the brake caliper assembly and the hub disc assembly is limited. Because the braking portion of the brake disc is surrounded by the bracket, the bracket forms limitations on the inner side, the outer side and two radial sides of the braking portion of the brake disc, and the hub disc assembly can be detached from the axle only after the brake caliper assembly is detached from the suspension frame. The brake caliper assembly is disassembled to be the support, and the support is required to be repositioned when being fixed again after the support is disassembled, so that the hub disc assembly is inconvenient to disassemble and replace.

Disclosure of Invention

The invention aims to provide a brake bracket and a brake aiming at the problems in the prior art, and solves the technical problem of how to conveniently disassemble and replace a hub disk assembly.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a brake bracket, includes the unilateral support body, the top of unilateral support body has the positioning groove who is used for the pair brake pads assembly on the positioning brake, the fixed part has on the unilateral support body both sides respectively, the fitting surface that can be relative with the brake disc has on the front of fixed part, the locating plane has on the reverse side of fixed part, its characterized in that, the outside border of fixed part does not bulge the fitting surface, convex installation boss has on the reverse side of fixed part, the locating plane is located the installation boss.

The brake has two brake pads located on two sides of the brake disc, and for convenience of description, the two brake pads are referred to as a brake pad assembly and a counterpart brake pad assembly. When the bracket is installed, the positioning plane is abutted against the suspension for positioning, then the bracket is fixed on the suspension through a bolt on the suspension, one brake block on the brake, namely a paired brake block assembly, is embedded into the positioning groove on the bracket for positioning, the other brake block on the brake, namely a brake block assembly, is fixedly connected to a caliper body of the brake, a brake disc on an axle is positioned between the two brake blocks, and a matching surface on the bracket is arranged opposite to the inner side surface of the brake disc. Because the locating plane is located the installation boss, and the installation boss protrusion sets up, the fixed part can not lead to the fact the interference to leaning on the location to leaning on of locating plane and suspension to make the position installation of bracket accurate, and make the position relation between bracket and the brake disc accurate, guarantee to have after the actual assembly between bracket and the brake disc and design enough tear open and trade the space. Meanwhile, the outer side edge of the fixing part does not protrude out of the matching surface, the bracket is only positioned on the inner side of the brake disc, and the bracket does not limit the outer side and two radial sides of the brake part of the brake disc, so that the interference of the bracket structure on the disassembly and assembly of the hub disc assembly is reduced, the operation of disassembling and replacing the hub disc assembly can be realized without disassembling the bracket, and the hub disc assembly can be conveniently disassembled and replaced.

In the brake bracket, pin holes are respectively formed in two sides, located on the positioning groove, of the single-side frame body, and the pin holes are formed in the positioning plane. And a sliding pin is arranged in the pin hole and is connected with a caliper body of the brake. The pin holes are formed in the positioning plane, so that the caliper body can be accurately positioned, the mounting error of the caliper body can be reduced, the limitation of the caliper body to the brake disc in the dismounting process can be reduced, and the hub disc assembly can be dismounted and replaced conveniently.

In the above brake bracket, at least one of the fixing portions has a protruding stopper on an outer side surface thereof, a fitting surface is not protruded on a front surface of the stopper, and a reverse surface of the stopper is not protruded on a reverse surface of the fixing portion.

At least one part of the clamp body is provided with a bulge corresponding to the limiting block, and the bulge is opposite to the front surface of the limiting block. The limiting block limits the floating position of the caliper body, and the stability of the brake structure is prevented from being influenced by excessive movement of the caliper body. The front surface of the limiting block does not protrude out of the matching surface, so that the limitation on the replacement of the hub plate assembly due to the arrangement of the limiting block can be avoided; the reverse side of the fixed part is not protruded out of the reverse side of the limiting block, the positioning plane protrudes out of the reverse side of the fixed part, and the reverse side of the limiting block can not protrude out of the positioning plane, so that the influence of the limiting block on the positioning accuracy of the bracket is avoided, the bracket is ensured to be accurately installed and positioned, and the hub disc assembly can be conveniently disassembled and replaced.

In the above brake bracket, the outer side surface of the fixing part is provided with a convex side edge block, the front surface of the side edge block does not protrude a matching surface, the back surface of the side edge block does not protrude a positioning plane, and the fixing part provided with the limiting block is integrally connected with the side edge block.

The setting of lateral margin piece and the integrative structural strength that links to each other all can improve the bracket of stopper. The front surface of the side edge block does not protrude out of the matching surface, so that the limitation of the arrangement of the side edge block on the replacement of the hub assembly can be avoided; the reverse side of lateral margin piece does not bulge locating plane to avoid the setting of lateral margin piece to produce the influence to the location accuracy of bracket, guarantee that the bracket installation location is accurate, make the bracket improve structural strength and continue to make the hub disk assembly tear open and trade the convenience simultaneously.

In foretell brake bracket, be provided with the notch between the bottom surface of positioning groove and the lateral wall face of positioning groove, the notch is including setting up the first groove on positioning groove lateral wall face and setting up the second groove on positioning groove bottom surface, the groove wall face of first groove is the arcwall face, the bottom surface of second groove is the plane, the lateral wall face of second groove is the arcwall face, circular arc transition between the groove wall face of first groove and the lateral wall face of second groove.

The matched brake block assembly of the brake is positioned and arranged in the positioning groove and can slide in the positioning groove, and the notch can be arranged to avoid the interference of the matched brake block assembly at the position so that the matched brake block assembly can slide smoothly. When pairing brake block assembly and brake disc contact and braking, pairing brake block assembly can receive tangential force, pair brake block assembly supports and makes positioning groove's lateral wall face receive the shearing force on positioning groove's the lateral wall face, the structural feature of first groove and second groove compares and directly sets up an arc wall between positioning groove's bottom surface and lateral wall face, can make the fixed part that is located positioning groove department have better anti-shear property, thereby reduce the possibility that the bracket produced the crackle in notch department, the life of bracket has been improved.

In the brake bracket, the fixing portion includes a top area, an inner area and an outer area, the inner side surface of the top area is a side wall surface of the positioning groove, the pin hole is formed in the top area, the inner area is connected with the bottom surface of the positioning groove, the outer area is located on the outer side of the inner area, the inner area and the outer area are both provided with mounting holes, a separation groove is formed between the inner area and the outer area, and a reinforcing plate is arranged between the inner area and the outer area in the separation groove.

The weight of the bracket can be properly reduced by the arrangement of the separation groove, and the structural strength of the fixing part can be ensured by the arrangement of the reinforcing plate. The mounting holes are dispersedly provided with the inner area and the outer area, so that stress concentration is avoided, and the bracket is firmly mounted and fixed.

A brake comprises a bracket, a brake block assembly, a pair of brake block assemblies and a clamp body capable of crossing a brake disc, the bracket comprises a single-side frame body, the top of the single-side frame body is provided with a positioning groove for positioning a matched brake block assembly, the two sides of the single-side frame body are respectively provided with a fixing part, the front surface of the fixing part is provided with a matching surface which can be opposite to the brake disc, the back surface of the fixing part is provided with a positioning plane, it is characterized in that the outer side edge of the fixing part does not protrude out of the matching surface, the reverse side of the fixing part is provided with a protruding mounting boss, the positioning plane is located on the mounting boss, the brake block assembly is fixedly connected to the caliper body, the brake block assembly can be inserted into and taken out of the caliper body through the top of the caliper body, and the matched brake block assembly can be inserted into and taken out of the positioning groove through the top of the caliper body.

During the bracket installation, the location plane pastes and leans on and fixes a position on the suspension, then fixes the bracket on the suspension through the bolt on the suspension, and the top embedding of vice body is followed to the pair brake block and is fixed in the positioning groove on the bracket, and the brake block assembly is inserted in the vice body and is fixed with the installation department from the top of vice body, and the brake disc on the axletree is located brake block assembly and is paired between the brake block assembly, and the fitting surface on the bracket sets up with the medial surface of brake disc is relative.

When the hub disc assembly or the brake disc needs to be detached and replaced, the brake pad assembly is taken out of the caliper body mounting portion through the top of the caliper body, and the paired brake pad assembly is taken out of the positioning groove from the top of the caliper body. Because the outer side edge of the fixing part does not protrude out of the matching surface, the brake block assembly positioned on the outer side of the brake disc is fixed on the caliper body, the bracket is only positioned on the inner side of the brake disc, and the bracket does not limit the outer side and two radial sides of the braking part of the brake disc, so that the interference generated by the assembly and disassembly of the wheel hub assembly by the bracket structure is reduced. After the brake block assembly is taken out, an axial dismounting and replacing space is formed between the brake disc and the mounting part, and the bottom space of the mounting part is also free of a bracket structure, so that the dismounting and replacing space occupied by the original bracket structure is increased between the brake disc and the caliper body; after the matched brake block assembly is taken out of the positioning groove, the positioning groove also provides a certain dismounting and replacing space for dismounting and replacing the hub plate assembly; meanwhile, the bracket is not limited on the radial side of the brake disc, and the positioning plane is located on the mounting boss which is arranged in a protruding mode, the fixing portion cannot be attached to the positioning plane and the suspension to cause interference, so that the bracket is accurately installed in the position, the position relation between the bracket and the brake disc is accurate, and a designed enough replacing space is formed after actual assembly between the bracket and the brake disc. Therefore, the hub disc assembly can be detached from the axle under the condition that the brake is not detached, and the hub disc assembly or the brake disc is convenient to detach and replace.

In addition, the brake block assembly in the brake is fixed on the caliper body, the outer side edge of the bracket fixing part does not protrude out of the matching surface, and the bracket only has a single-side bracket body positioned on the inner side of the brake disc, so that the weight of the brake can be reduced, and the light design is realized.

In the brake, the caliper body includes the installation department with brake block assembly fixed connection, the installation department is last to have the stationary plane towards the bracket, brake block assembly includes the backplate that leans on with the stationary plane, be provided with the fixed orifices on the backplate, insert on the stationary plane and establish and be fixed with the locating pin, the one end protrusion stationary plane of locating pin inserts in the fixed orifices, locating pin and fixed orifices clearance fit.

And the brake block assembly is fixed on the mounting part through the fixing hole and the positioning pin. During installation, the positioning pin is fixed on the installation part, then the brake block assembly is inserted into the caliper body from the top of the caliper body, the back plate is opposite to the fixing surface of the installation part, and then the back plate is close to the installation part, so that the positioning pin is inserted into the fixing hole. When the brake block assembly is disassembled, the brake block assembly moves towards the brake disc to enable the positioning pin to be separated from the fixing hole, and then the back plate is taken out from the top of the caliper body.

In the above brake, the caliper body further includes a transmission portion connected to the bracket and a bridge portion located between the mounting portion and the transmission portion, an opening is provided on a top surface of the bridge portion, the brake pad assembly and the counterpart brake pad assembly can be inserted into and taken out of the caliper body through the opening, a protruding stopper is provided on an outer side surface of at least one of the fixing portions, a protrusion corresponding to the stopper is provided on at least one of the bridge portion, and the protrusion is disposed opposite to a front surface of the stopper.

The floating position of the caliper body is limited by the limiting block, so that the stability of the brake structure is prevented from being influenced by the excessive sliding of the caliper body, and the brake works stably.

Compared with the prior art, the invention has the following advantages:

the outside border of bracket fixed part does not bulge the fitting surface, and locating plane sets up on convex installation boss, has reduced the restriction of bracket to the brake disc, has guaranteed the actual space of trading of tearing open, makes the operation of tearing open and trading the wheel hub assembly can realize not tearing open the bracket and also can go on to can make the wheel hub assembly tear open and trade the convenience. The pin holes are formed in the positioning plane, so that the clamp body and the bracket are accurately positioned, the interference of the clamp body to the hub disc assembly in the dismounting and replacing process caused by installation errors is reduced, and the hub disc assembly can be conveniently dismounted and replaced. The notch is composed of the first groove and the second groove, so that the shearing resistance of the bracket is improved, and the service life of the bracket is prolonged. The fixed part is provided with a limiting block, so that the brake is stable in structure.

Drawings

FIG. 1 is a first perspective view of the brake carrier;

FIG. 2 is a second perspective view of the brake bracket;

FIG. 3 is a diagram showing the positional relationship between the present brake and a brake disc;

FIG. 4 is a schematic view of the hub disk assembly being disassembled on the present brake;

FIG. 5 is an enlarged fragmentary view of the brake bracket recess;

fig. 6 is an exploded perspective view of the present brake.

In the figure, 1, a clamp body; 1a, an installation part; 1a1, fixed surface; 1a2, locating pins; 1b, a transmission part; 1c, a bridge; 1c1, bumps; 1d, opening; 2. a mating brake pad assembly; 3. a single-sided frame body; 4. a positioning groove; 4a, a notch; 4a1, first slot; 4a2, second slot; 5. a fixed part; 5a, a top zone; 5b, an inner zone; 5c, an outer zone; 5d, separating the groove; 5e, a reinforcing plate; 6. a mating surface; 7. positioning a plane; 8. mounting holes; 10. mounting a boss; 11. a pin hole; 12. a side edge piece; 12a, an extension; 13. a brake disc; 14. a hub; 15. an axle; 16. a limiting block; 17. a brake pad assembly; 17 a; a back plate; 17a 1; a fixing hole; 17b, a friction block; 17c, elastic pressing strips; 18. and (7) pressing a plate.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.