Brake iron shoe

Abstract

The utility model discloses a brake iron shoe, belongs to the technical field of brake iron shoes, and aims to solve the problem that the installation operation is relatively tedious when a large number of bolts are used for reinforcing the connection between an iron shoe metal back plate and a friction material. Through the sliding blocks, the sliding grooves, the connecting rods and the fixing bolts, the sliding blocks at the bottom ends of the brake pads are inserted into the sliding grooves in the steel sheet panel in a one-to-one correspondence mode, and after the sliding grooves are completely connected with the sliding blocks, the connecting rods on one sides of the positioning plates are connected with connecting holes in the sliding blocks, so that the connecting rods are finally completely connected with hollow grooves in the steel sheet panel; the fixing bolts are in threaded connection with the screw holes correspondingly, fixing of the brake pad and the steel sheet panel is completed, through positioning connection of the sliding grooves and the sliding blocks, the deviation condition generated when the brake pad and the steel sheet panel are connected is avoided, the connecting speed of the brake pad and the steel sheet panel is increased, and the stability after the brake pad and the steel sheet panel are connected is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of brake iron shoes, in particular to a brake iron shoe. Background Art

[0002] Brake shoe, commonly known as brake shoe or brake pad, is one of the key components in the vehicle braking system; it is mainly used in drum brake systems to slow down or stop the vehicle by friction with the inner wall of the brake drum; the brake shoe consists of a metal backing plate and friction material attached to it;

[0003] The traditional brake shoe is composed of a metal backing plate and a friction material. In order to improve the stability of the connection between the metal backing plate of the brake shoe and the friction material, a large number of bolts are generally used to reinforce the connection between the metal backing plate of the brake shoe and the friction material. The installation operation is relatively cumbersome and may also cause deviation, which will take a lot of time. In order to improve the production efficiency of the brake shoe, it is necessary to design a brake shoe to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a brake shoe to solve the problem that a large number of bolts are required in the above background technology to reinforce the connection between the metal back plate of the shoe and the friction material, and the installation operation is relatively cumbersome.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a brake shoe, comprising a steel panel and a brake pad, the brake pad is symmetrically arranged about the central axis of the steel panel, one end of the brake pad close to the steel panel is fixedly connected with a slider, the interior of the steel panel is provided with a slide groove, and the slide groove is slidably connected to the slider, the interior of the steel panel is provided with a screw hole, one end of the steel panel is provided with a positioning plate, and the interior of the positioning plate is provided with a through hole, the interior of the screw hole is threadedly connected with a fixing bolt, and the fixing bolts pass through the interior of the through hole.

[0006] Preferably, the size of the slide groove is matched with the size of the slider, and the cross-section of the slide groove is set to be trapezoidal with the cross-section of the slider.

[0007] Preferably, the slide grooves and sliders are provided in multiple groups, the sliders at the bottom of the brake pads are symmetrically arranged about the central axis of the brake pads, and the screw holes, fixing bolts and through holes are arranged at equal intervals inside the steel sheet panel.

[0008] Preferably, a connecting rod is fixedly connected to one side of the positioning plate close to the steel sheet panel, a connecting hole is opened inside the sliding block, and the connecting rod passes through the inside of the connecting hole.

[0009] Preferably, the steel sheet panel has empty grooves inside, and the empty grooves are connected to the connecting holes, the length of the connecting rod is greater than the length of the connecting hole, the cross-section of the connecting rod is adapted to the cross-section of the connecting hole, the connecting rod is welded to one side of the steel sheet panel, and the steel sheet panel corresponds to the slider one by one.

[0010] Preferably, a clamping block is fixedly connected to one side of the positioning plate close to the steel sheet panel, and a clamping slot is provided inside the steel sheet panel, and the clamping slot is engaged with the clamping block.

[0011] Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects:

[0012] The connection between the brake pad and the steel panel is positioned by sliding the sliding groove and the slider to avoid the displacement of the brake pad and the steel panel during connection. The connection between the fixing bolt and the screw hole speeds up the installation efficiency of the splicing combination of the brake pad and the steel panel. The positioning and reinforcement of the connecting rod further enhances the stability of the brake pad and the steel panel after assembly, effectively improving the overall work efficiency.

[0013] Increasing the contact area between the positioning plate and the brake pad after being connected by the card slot and the card block is beneficial to enhancing the stability of the positioning plate and the steel plate panel after being connected, and increasing the overall performance of the brake shoe. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a schematic diagram of the front section structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the three-dimensional structure of the brake pad of the utility model;

[0017] Figure 3 It is a schematic diagram of the three-dimensional structure of the positioning plate of the utility model;

[0018] Figure 4 It is a schematic diagram of the three-dimensional structure of the utility model.

[0019] Explanation of the reference numerals in the figure: 1. brake pad; 2. screw hole; 3. slide groove; 4. slider; 5. slot; 6. steel sheet panel; 7. block; 8. connecting hole; 9. positioning plate; 10. through hole; 11. connecting rod; 12. fixing bolt. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 4 The utility model provides an embodiment: a brake shoe, comprising a steel panel (6) and a brake pad (1), wherein the brake pad (1) is symmetrically arranged about the central axis of the steel panel (6), and a slider (4) is fixedly connected to one end of the brake pad (1) close to the steel panel (6), a slide groove (3) is arranged inside the steel panel (6), and the slide groove (3) is slidably connected to the slider (4), a screw hole (2) is arranged inside the steel panel (6), and a positioning plate (9) is arranged at one end of the steel panel (6);

[0022] A connecting rod (11) is fixedly connected to one side of the positioning plate (9) close to the steel sheet panel (6); a connecting hole (8) is provided inside the slider (4); and the connecting rod (11) passes through the inside of the connecting hole (8); an empty groove is provided inside the steel sheet panel (6), and the empty groove is connected to the connecting hole (8); the length of the connecting rod (11) is greater than the length of the connecting hole (8); the cross-section of the connecting rod (11) is compatible with the cross-section of the connecting hole (8); the connecting rod (11) is welded to one side of the steel sheet panel (6); and the steel sheet panel (6) corresponds to the slider (4) one by one;

[0023] Specifically, Figure 1 , Figure 2 and Figure 3 As shown, the position of the slider (4) is limited and reinforced by the connecting rod (11), the connecting hole (8) and the internal slot of the steel panel (6);

[0024] A clamping block (7) is fixedly connected to one side of the positioning plate (9) close to the steel sheet panel (6); a clamping slot (5) is provided inside the steel sheet panel (6), and the clamping slot (5) is clamped and connected to the clamping block (7);

[0025] Specifically, Figure 1 and Figure 3 As shown, the contact area between the positioning plate (9) and the brake pad (1) after being connected is increased by the clamping groove (5) and the clamping block (7), thereby improving the stability after the connection;

[0026] A through hole (10) is provided inside the positioning plate (9), and the interior of the screw hole (2) is threadedly connected with a fixing bolt (12), and the fixing bolt (12) passes through the interior of the through hole (10);

[0027] The size of the slide groove (3) is matched with the size of the slider (4), and the cross-section of the slide groove (3) is set to be trapezoidal with the cross-section of the slider (4); the slide groove (3) and the slider (4) are provided in multiple groups, and the slider (4) at the bottom end of the brake pad (1) is symmetrically arranged with respect to the central axis of the brake pad (1), and the screw hole (2), the fixing bolt (12) and the through hole (10) are arranged at equal intervals inside the steel plate panel (6);

[0028] Specifically, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the connection between the brake pad (1) and the steel panel (6) is positioned by slidingly connecting the slide groove (3) and the slider (4), thereby preventing the brake pad (1) and the steel panel (6) from being offset during connection. The stability of the brake pad (1) and the steel panel (6) after splicing is improved as a whole through multiple groups of slide grooves (3), sliders (4), screw holes (2), fixing bolts (12) and through holes (10);

[0029] Working principle: When the brake pad (1) and the steel panel (6) need to be assembled, the slider (4) at the bottom of the brake pad (1) is inserted into the internal groove (3) of the steel panel (6) one by one. After the groove (3) and the slider (4) are completely connected, the connecting rod (11) on one side of the positioning plate (9) is connected to the connecting hole (8) inside the slider (4), so that the connecting rod (11) is finally completely connected to the internal empty groove of the steel panel (6). The fixing bolts (12) are respectively threadedly connected to the screw holes (2) to complete the fixing of the brake pad (1) and the steel panel (6). The positioning connection of the groove (3) and the slider (4) can avoid the displacement of the brake pad (1) and the steel panel (6) when they are connected, accelerate the connection speed of the brake pad (1) and the steel panel (6), and improve the stability of the brake pad (1) and the steel panel (6) after they are connected.

[0030] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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 a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0032] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A brake shoe, comprising a steel plate panel (6) and a brake pad (1), characterized in that: The brake pad (1) is symmetrically arranged about the central axis of the steel panel (6); a slider (4) is fixedly connected to one end of the brake pad (1) close to the steel panel (6); a slide groove (3) is arranged inside the steel panel (6), and the slide groove (3) is slidably connected to the slider (4); a screw hole (2) is arranged inside the steel panel (6); a positioning plate (9) is arranged at one end of the steel panel (6), and a through hole (10) is opened inside the positioning plate (9); the inside of the screw hole (2) is threadedly connected with a fixing bolt (12), and the fixing bolt (12) passes through the inside of the through hole (10).

2. A brake shoe according to claim 1, characterized in that: The size of the slide groove (3) is matched with the size of the slider (4), and the cross-section of the slide groove (3) is set to be trapezoidal with the cross-section of the slider (4).

3. A brake shoe according to claim 1, characterized in that: The slide grooves (3) and the sliders (4) are provided in multiple groups, the sliders (4) at the bottom of the brake pad (1) are symmetrically arranged about the central axis of the brake pad (1), and the screw holes (2), fixing bolts (12) and through holes (10) are arranged at equal intervals inside the steel plate panel (6).

4. A brake shoe according to claim 1, characterized in that: A connecting rod (11) is fixedly connected to one side of the positioning plate (9) close to the steel panel (6), a connecting hole (8) is provided inside the sliding block (4), and the connecting rod (11) passes through the inside of the connecting hole (8).

5. A brake shoe according to claim 4, characterized in that: The steel sheet panel (6) is provided with hollow grooves inside, and the hollow grooves are connected to the connecting holes (8). The length of the connecting rod (11) is greater than the length of the connecting hole (8). The cross-section of the connecting rod (11) is matched with the cross-section of the connecting hole (8). The connecting rod (11) is welded to one side of the steel sheet panel (6). The steel sheet panel (6) corresponds to the slider (4) one by one.

6. The brake shoe according to claim 1, characterized in that: A clamping block (7) is fixedly connected to one side of the positioning plate (9) close to the steel sheet panel (6); a clamping slot (5) is provided inside the steel sheet panel (6), and the clamping slot (5) is clamped and connected to the clamping block (7).

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