CN215673291U - Brake shoe assembly for assembling drum brake - Google Patents
Brake shoe assembly for assembling drum brake Download PDFInfo
- Publication number
- CN215673291U CN215673291U CN202121877516.6U CN202121877516U CN215673291U CN 215673291 U CN215673291 U CN 215673291U CN 202121877516 U CN202121877516 U CN 202121877516U CN 215673291 U CN215673291 U CN 215673291U
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- brake shoe
- brake
- clamping
- face
- assembling
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- 210000002435 tendon Anatomy 0.000 claims description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 230000017525 heat dissipation Effects 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 4
- 239000013585 weight reducing agent Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 208000034656 Contusions Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000009519 contusion Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
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- Braking Arrangements (AREA)
Abstract
The utility model discloses a brake shoe assembly for assembling a drum brake, which comprises a brake shoe plate, wherein brake shoe ribs are fixedly welded on the front side and the rear side of the bottom end surface of the brake shoe plate, a plurality of first clamping blocks are integrally connected with the upper end surface of the brake shoe ribs, first clamping grooves corresponding to the first clamping blocks are formed in the bottom end surface of the brake shoe plate, first friction plates and second friction plates are respectively arranged on the left side and the right side of the upper end surface of the brake shoe plate, when the brake shoe assembly is used, the first clamping blocks are clamped into the corresponding first clamping grooves, the formulated shoe ribs are welded and fixed, the second clamping blocks are clamped into the second clamping grooves, the friction plates are fixed through screws, when the friction plates and the brake are in friction braking, all components of the brake are stably connected, and are clamped in the first clamping grooves and the second clamping grooves through the first clamping blocks, so that the contact area can be increased, so that the tangential force on all parts of the surface of the brake shoe is uniform, and the brake is more stable.
Description
Technical Field
The utility model relates to the technical field of brake shoes of brakes, in particular to a brake shoe assembly for assembling a drum brake.
Background
A brake is a device having a function of decelerating, stopping, or maintaining a stopped state of a moving member (or a moving machine), and is a mechanical component that stops or decelerates a moving member in a machine, and is commonly referred to as a brake or a gate. The brake mainly comprises a braking frame, a braking piece, an operating device and the like. Some brakes are also equipped with automatic adjustment of the braking clearance, which is usually mounted on the high-speed shaft of the equipment in order to reduce the braking torque and the structural size, but large equipment with high safety requirements should be mounted on the low-speed shaft close to the working part of the equipment.
The brake shoe is mostly in a semi-arc structure consisting of a brake shoe plate and a brake shoe rib, and a friction plate is adhered to the arc surface on the outer side of the brake shoe plate through a heat insulation bonding layer. When the brake is carried out, the surface of the friction plate is in contact with the inner edge of the brake drum, the brake is carried out through friction, the brake shoe receives a large tangential force in the process, the friction plate is bonded with the surface of the brake shoe through a binder, the tangential force on all parts of the surface of the brake shoe is uneven, the surface of the brake shoe is easy to deform, the friction plate is further not in sufficient contact with the inner edge of the brake drum, the brake is unstable, the vehicle is easy to have a pause and contusion phenomenon in the brake process, and meanwhile, the brake shoe is greatly worn.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a brake shoe assembly for assembling a drum brake that solves the problems set forth in the background of the utility model.
In order to achieve the purpose, the utility model provides the following technical scheme:
a brake shoe assembly for assembling a drum brake comprises a brake shoe, wherein brake shoe ribs are fixedly welded on the front side and the rear side of the bottom end face of the brake shoe, a plurality of first clamping blocks are integrally connected to the upper end face of each brake shoe, first clamping grooves corresponding to the first clamping blocks are formed in the bottom end face of each brake shoe, the first clamping blocks are clamped in the corresponding first clamping grooves, a first friction plate and a second friction plate are respectively arranged on the left side and the right side of the upper end face of each brake shoe, through threaded holes are formed in the upper end faces of the first friction plate and the second friction plate, mounting holes corresponding to the through threaded holes are formed in the upper end face of each brake shoe, screws penetrate through the threaded holes and the mounting holes, a plurality of second clamping grooves are formed in the bottom end faces of the first friction plate and the second friction plate, and a second clamping block corresponding to the second clamping grooves is integrally connected to the upper end face of each brake shoe, and the second clamping block is clamped in the corresponding second clamping groove.
Preferably, a heat dissipation gap is arranged between the first friction plate and the second friction plate.
Preferably, the brake shoe is made of heat dissipation aluminum.
Preferably, the front side surface of the brake tendon is provided with a weight reduction opening.
Preferably, a plurality of reinforcing ribs are fixedly connected between the inner top side wall and the inner bottom side wall of the lightening opening.
Preferably, all fixed mounting has the boss around the braking tendon, the up end of boss and the bottom face fixed welding of brake shoe piece, fixed welding has two sets of splice bars between the braking tendon of front and back side.
Compared with the prior art, the utility model has the beneficial effects that: the brake is convenient to use and simple to operate, the first clamping blocks are clamped into the corresponding first clamping grooves, the brake tendons on the front side and the rear side are preliminarily positioned, the subsequent welding precision is favorably improved, the second clamping blocks are clamped into the second clamping grooves on the bottom end faces of the friction plates, the first friction plates and the second friction plates are preliminarily positioned, the friction plates are fixed through screws, all components are stably connected when the friction plates and the brake are in friction braking, meanwhile, the first clamping blocks are clamped in the first clamping grooves, the second clamping blocks are quickly clamped in the second clamping grooves, the contact area can be increased, the tangential force on the surfaces of the brake shoes is uniform, the brake is more stable, and the phenomenon of vehicle pause in the braking process is avoided; the first friction plate and the second friction plate can be conveniently cooled through the cooling gap; the production cost of the brake can be reduced through the weight-reducing opening, and the weight of the brake can be reduced; the reinforcing ribs can ensure the stable structure of the brake under the condition of weight reduction; the connection strength of the brake tendon and the brake shoe can be improved through the matching of the reinforcing block and the connecting tendon.
Drawings
FIG. 1 is a schematic elevational sectional view of a body construction for assembling a brake shoe assembly for a drum brake;
FIG. 2 is a bottom view of a brake shoe assembly for use in assembling a drum brake.
In the figure: 1-a brake tendon, 2-a weight reduction port, 3-a reinforcing rib, 4-a brake shoe, 5-a mounting hole, 6-a through threaded hole, 7-a first friction plate, 8-a second clamping groove, 9-a heat dissipation gap, 10-a second friction plate, 11-a second clamping block, 12-a first clamping groove, 13-a first clamping block, 14-a reinforcing block, and 15-a connecting rib.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a brake shoe assembly for assembling a drum brake comprises a brake shoe 4, brake shoes 1 are fixedly welded on the front side and the rear side of the bottom end face of the brake shoe 4, a plurality of first clamping blocks 13 are integrally connected to the upper end face of each brake shoe 1, first clamping grooves 12 corresponding to the first clamping blocks 13 are formed in the bottom end face of the brake shoe 4, the first clamping blocks 13 are clamped in the corresponding first clamping grooves 12, a first friction plate 7 and a second friction plate 10 are respectively arranged on the left side and the right side of the upper end face of the brake shoe 4, through threaded holes 6 are formed in the upper end faces of the first friction plate 7 and the second friction plate 10, mounting holes 5 corresponding to the through threaded holes 6 are formed in the upper end face of the brake shoe 4, screws penetrate through the threaded holes 6 and the mounting holes 5, a plurality of second clamping grooves 8 are formed in the bottom end faces of the first friction plate 7 and the second friction plate 10, the upper end face of the brake shoe 4 is integrally connected with a second clamping block 11 corresponding to the second clamping groove 8, and the second clamping block 11 is clamped inside the corresponding second clamping groove 8.
During the use, at first go into the first draw-in groove 12 that corresponds with the card of the first fixture block 13 card of brake shoe 4 up end, and then carry out preliminary location to the brake shoe 4 of front and back side, later will formulate shoe 4 and carry out welded fastening, be favorable to improving welding precision, go into second fixture block 11 card again in the second draw-in groove 8 of friction disc bottom face, and then carry out preliminary location to first friction disc 7 and second friction disc 10, later fix the friction disc through the screw again, when friction disc and stopper friction braking, each subassembly is connected stably, block in first draw-in groove 12 through first fixture block 13 simultaneously, second card is fast 11 cards in second draw-in groove 8, can improve area of contact, and then make each department in brake shoe 4 surface receive the tangential force evenly, the braking is more steady, avoid the vehicle to appear the phenomenon of seting up in the braking in-process.
A heat dissipation gap 9 is arranged between the first friction plate 7 and the second friction plate 10, and the first friction plate 7 and the second friction plate 10 can dissipate heat conveniently through the heat dissipation gap 9.
The brake shoe 4 is made of heat dissipation aluminum, the heat dissipation aluminum has excellent heat conductivity, and the heat dissipation effect of the first friction plate 7 and the second friction plate 10 can be further improved.
The front side surface of the brake tendon 1 is provided with the lightening hole 2, the production cost of the brake can be reduced through the lightening hole 2, and the weight of the brake can be reduced at the same time.
A plurality of reinforcing ribs 3 are fixedly connected between the inner top side wall and the inner bottom side wall of the weight reducing opening 2, and the reinforcing ribs 3 can ensure that the brake is stable in structure under the condition of reducing weight.
Reinforcing blocks 14 are fixedly mounted on the front side and the rear side of each brake tendon 1, the upper end faces of the reinforcing blocks 14 are fixedly welded with the bottom end face of each brake shoe 4, and two groups of connecting ribs 15 are fixedly welded between the brake tendons 1 on the front side and the rear side.
The reinforcing block 14 and the connecting rib 15 are matched to improve the connection strength of the brake tendon 1 and the brake shoe 4.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A brake shoe assembly for assembling a drum brake, comprising a brake shoe (4), characterized in that: the brake shoe is characterized in that brake tendons (1) are fixedly welded to the front side and the rear side of the bottom end face of each brake shoe (4), a plurality of first clamping blocks (13) are integrally connected to the upper end face of each brake shoe (1), first clamping grooves (12) corresponding to the first clamping blocks (13) are formed in the bottom end face of each brake shoe (4), the first clamping grooves (12) corresponding to the first clamping blocks (13) in clamped mode are formed in the first clamping grooves (13), first friction plates (7) and second friction plates (10) are arranged on the left side and the right side of the upper end face of each brake shoe (4) respectively, through threaded holes (6) are formed in the upper end faces of the first friction plates (7) and the second friction plates (10), mounting holes (5) corresponding to the through threaded holes (6) are formed in the upper end face of each brake shoe (4), screws are arranged between the threaded holes (6) and the mounting holes (5) in a penetrating mode, and a plurality of second clamping grooves (8) are formed in the bottom end faces of the first friction plates (7) and the second friction plates (10) ) The upper end face of the brake shoe (4) is integrally connected with a second clamping block (11) corresponding to the second clamping groove (8), and the second clamping block (11) is clamped inside the corresponding second clamping groove (8).
2. A brake shoe assembly for assembling a drum brake according to claim 1, wherein: a heat dissipation gap (9) is arranged between the first friction plate (7) and the second friction plate (10).
3. A brake shoe assembly for assembling a drum brake according to claim 2, wherein: the brake shoe (4) is made of heat dissipation aluminum.
4. A brake shoe assembly for assembling a drum brake according to claim 3, wherein: the front side surface of the brake tendon (1) is provided with a weight-reducing opening (2).
5. A brake shoe assembly for assembling a drum brake according to claim 4, wherein: and a plurality of reinforcing ribs (3) are fixedly connected between the side wall of the inner top part and the side wall of the inner bottom end of the weight reducing opening (2).
6. A brake shoe assembly for assembling a drum brake according to claim 5, wherein: all fixed mounting has boss (14) around the braking tendon (1), the up end of boss (14) and the bottom face fixed welding of brake shoe (4), fixed welding has two sets of splice bars (15) between the braking tendon (1) of front and back side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121877516.6U CN215673291U (en) | 2021-08-11 | 2021-08-11 | Brake shoe assembly for assembling drum brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121877516.6U CN215673291U (en) | 2021-08-11 | 2021-08-11 | Brake shoe assembly for assembling drum brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215673291U true CN215673291U (en) | 2022-01-28 |
Family
ID=79951598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121877516.6U Active CN215673291U (en) | 2021-08-11 | 2021-08-11 | Brake shoe assembly for assembling drum brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215673291U (en) |
-
2021
- 2021-08-11 CN CN202121877516.6U patent/CN215673291U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A brake shoe assembly for assembling drum brakes Granted publication date: 20220128 Pledgee: Huizhou Merchants Bank Limited by Share Ltd. Xuancheng Ningguo branch Pledgor: Anhui Honghua Hengxin Brake Technology Co.,Ltd. Registration number: Y2024980016677 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |