CN214036611U

CN214036611U - Brake disc body for improving edge strength for engineering machinery

Info

Publication number: CN214036611U
Application number: CN202023093463.7U
Authority: CN
Inventors: 彭雨晴
Original assignee: Junan Hongchun Machinery Co ltd
Current assignee: Junan Hongchun Machinery Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-08-24
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses a brake disc body for improving the edge strength of engineering machinery, which comprises a brake disc and a connecting block, wherein the brake disc comprises a first brake disc and a second brake disc, the outer wall of the first brake disc is movably connected with the outer wall of the second brake disc, the inner wall of the brake disc is provided with a plurality of arc-shaped grooves, the outer wall of the brake disc is provided with a plurality of through holes, each through hole is communicated with the inner wall of the arc-shaped groove, the circulation of air can be facilitated through the matching use of the plurality of arc-shaped grooves and the through holes, the inside and the outer wall of the brake disc can be cooled, meanwhile, the arc-shaped groove design also plays the effect of enabling the outer wall of the brake disc to be stressed uniformly, chromium metal is metal with the highest hardness in the natural world, the heat conductivity coefficient of silicon carbide is high, the heat expansion coefficient is small, the wear resistance is good, so that the wear-resistant layer made of the silicon carbide can prevent the outer wall of the brake disc from being wear-resistant, the strength of the brake disc is improved, and the brake disc is not easy to damage after being used for a long time.

Description

Brake disc body for improving edge strength for engineering machinery

Technical Field

The utility model belongs to the technical field of engineering machine tool, concretely relates to engineering machine tool is with improving marginal strength's braking disk body.

Background

The brake disc is an important component of a disc basic braking device, and the friction surface of the brake disc is clamped through a brake pad during the mechanical braking process to realize the mechanical braking. When the brake disc fails due to reasons such as thermal cracking overrun and the like in the use process, the failed brake disc needs to be replaced. If the mode of integrally dropping the bogie, withdrawing the wheel, withdrawing the disc and further replacing the integral brake disc is adopted, the machine cannot normally run, and the replacement and maintenance cost is high, so that a brake disc body for improving the edge strength of the engineering machine is needed to be designed.

A split brake disc as disclosed in chinese patent CN111594557A, which utilizes the structure of convex keys and grooves of the split disc body to ensure that the circumferential friction force generated by the brake pads to the disc body during the braking process of the vehicle under the normal use condition of the brake disc can be shared by the convex keys and the groove portions of the split disc body, thereby reducing the axial force to the connecting piece of the brake disc, so as to achieve the reduction of the working load of the connecting piece, and protect the connecting piece, however, there are the following problems when it is used:

1. because the device design structure is single, can not improve brake disc edge strength, lead to long-time the use, the easy impaired problem.

2. Since the device is fixed only by bolts, there is a problem that the joint is easily loosened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide engineering machine tool is with improving marginal intensity's brake disc body to propose a current split type brake disc in the use among the solution above-mentioned background art, because the device design structure is single, can not improve brake disc marginal intensity, secondly, the device only is fixed to it through the bolt, thereby leads to long-time the use, the easy problem of taking off of injure and junction easily.

In order to achieve the above object, the utility model provides a following technical scheme: engineering machine tool is with braking disk body who improves edge strength, including brake disc and connecting block, the brake disc includes first brake disc and second brake disc, the outer wall swing joint of the outer wall of first brake disc and second brake disc, a plurality of arc walls have been seted up to the inner wall of brake disc, a plurality of through-holes, every have been seted up to the outer wall of brake disc the inner wall of through-hole is linked together with the inner wall of arc wall, the material of brake disc is chromium metal.

Preferably, the outer wall of brake disc is provided with high temperature resistant layer, the outer wall on high temperature resistant layer is provided with the wearing layer, the material on high temperature resistant layer is hafnium metal, the material on wearing layer is carborundum.

Preferably, four second shrinkage pools have been seted up to the inner wall of first brake disc, four tenons of the outer wall fixedly connected with of first brake disc, four first shrinkage pools have been seted up to the inner wall of second brake disc, two tongue-and-groove have been seted up to the outer wall of second brake disc.

Preferably, every the inner wall of second shrinkage pool is provided with the bolt, every the outer wall swing joint of bolt has the buckle, every the outer wall threaded connection of the inner wall through being provided with nut and bolt of first shrinkage pool.

Preferably, the outer wall of the first brake disc is fixedly connected with the outer walls of the two connecting blocks, and the inner wall of the second brake disc is provided with an L-shaped sliding groove matched with the connecting blocks.

Preferably, the outer wall of each connecting block is provided with a spring fastener, and the inner wall of each L-shaped sliding groove is provided with a clamping groove matched with the spring fastener.

Preferably, the outer wall of the first brake disc and the outer wall of the second brake disc are both provided with mounting pieces.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the cooperation of a plurality of arc walls that set up and through-hole use, the circulation of the air of can being convenient for, inside and the outer wall to the brake disc cool down, the design of arc wall circular arc type simultaneously, also play the even effect of the outer wall atress that lets the brake disc, chromium metal is the metal that nature hardness is the highest, also has high corrosion resistance, its life can be improved to the brake disc of chromium metal material, hafnium metal is the metal that nature melting point is the highest, the melting point is about 4215 ℃, silicon carbide's chemical properties is stable, the coefficient of heat conductivity is high, the coefficient of thermal expansion is little and wear resistance is good, so the wearing layer of silicon carbide material can prevent that the outer wall of brake disc is stand wear and tear, in order to reach and improve brake disc intensity, long-time use is difficult to impaired effect.

2. Through the cooperation of the connecting block that sets up and L type spout, when the installation, earlier place first brake disc and second brake disc dislocation, then aim at the inner wall of L type spout with the connecting block, insert it wherein, then slide to the other end of L type spout, utilize L type spout to carry out injecing on the position to the connecting block, the design of snak link and draw-in groove, play the fixed purpose to the connecting block, tenon and tongue-and-groove cooperation are used, adopt the connected mode of a unsmooth combination on two components, let the connection between first brake disc and the second brake disc more firm, can bear great load, the design of first shrinkage pool and second shrinkage pool is the installation of convenient bolt and nut, the setting of buckle, can furthest improve the firm in connection effect of bolt and nut, in order to reach firm in connection's effect.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of a partial cross-sectional structure of a brake disc according to the present invention;

fig. 3 is a schematic partial sectional structural view of a first brake disc of the present invention;

FIG. 4 is a schematic sectional view of the present invention;

fig. 5 is an enlarged schematic view of the position a of the present invention.

In the figure: 1. a first brake disk; 2. a second brake disk; 3. a brake disc; 4. a first recess; 5. mortises; 6. a tenon; 7. a second recess; 8. a through hole; 9. a mounting member; 10. an arc-shaped slot; 11. a high temperature resistant layer; 12. a wear layer; 13. connecting blocks; 14. a retaining ring; 15. a card slot; 16. a spring buckle; 17. an L-shaped chute; 18. and (4) bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1-5, the present invention provides a technical solution: engineering machine tool is with improving marginal strength's brake disc body, including brake disc 3 and connecting block 13, brake disc 3 includes first brake disc 1 and second brake disc 2, the outer wall swing joint of first brake disc 1 and second brake disc 2, a plurality of arc walls 10 have been seted up to the inner wall of brake disc 3, a plurality of through-holes 8 have been seted up to the outer wall of brake disc 3, the inner wall of every through-hole 8 is linked together with the inner wall of arc wall 10, the material of brake disc 3 is chromium metal, the outer wall of brake disc 3 is provided with high temperature resistant layer 11, the outer wall of high temperature resistant layer 11 is provided with wearing layer 12, the material of high temperature resistant layer 11 is hafnium metal, the material of wearing layer 12 is carborundum.

In this embodiment, use through the cooperation of a plurality of arc walls 10 that set up and through-hole 8, the circulation of the air of can being convenient for, cool down the inside and the outer wall of brake disc 3, the design of arc wall 10 circular arc type simultaneously, also play the even effect of outer wall atress that lets brake disc 3, chromium metal is the metal that nature hardness is the highest, high corrosion resistance also has, brake disc 3 of chromium metal material can improve its life, hafnium metal is the metal that nature melting point is the highest, the melting point is about 4215 ℃, silicon carbide's chemical properties is stable, the coefficient of thermal conductivity is high, the thermal expansion coefficient is little and wear resistance is good, so the wearing layer 12 of silicon carbide material can prevent that brake disc 3's outer wall is stand wear and tear.

Example two:

as shown in fig. 1-5, on the basis of the first embodiment, the utility model provides a technical solution: four second shrinkage pools 7 have been seted up to the inner wall of first brake disc 1, four tenons 6 of the outer wall fixedly connected with of first brake disc 1, four first shrinkage pools 4 have been seted up to the inner wall of second brake disc 2, two tongue-and-groove 5 have been seted up to the outer wall of second brake disc 2, the inner wall of every second shrinkage pool 7 is provided with bolt 18, the outer wall swing joint of every bolt 18 has buckle 14, the outer wall threaded connection of every first shrinkage pool 4 through being provided with nut and bolt 18.

In this embodiment, tenon 6 and the tongue-and-groove 5 through setting up cooperate and use, adopt the connected mode of unsmooth combination on two components, let the connection between first brake disc 1 and the second brake disc 2 more firm, can bear great load, the design of first shrinkage pool 4 and second shrinkage pool 7 is for the installation of convenient bolt 18 and nut, the firm in connection effect of bolt 18 and nut can furthest be improved in the setting of buckle 14.

Example three:

as shown in fig. 1-5, on the basis of the first embodiment and the second embodiment, the utility model provides a technical solution: the outer wall of first brake disc 1 and the outer wall fixed connection of two connecting blocks 13, the L type spout 17 with connecting block 13 looks adaptation is seted up to the inner wall of second brake disc 2, and the outer wall of every connecting block 13 is provided with snak link 16, and draw-in groove 15 with 16 looks adaptations of snak link is seted up to the inner wall of every L type spout 17, and the outer wall of first brake disc 1 and second brake disc 2 all is provided with installed part 9.

In this embodiment, cooperation through connecting block 13 and the L type spout 17 that sets up is used, when the installation, earlier place first brake disc 1 and second brake disc 2 dislocation, then aim at L type spout 17's inner wall with connecting block 13, insert it wherein, then slide to L type spout 17's the other end, utilize L type spout 17 to carry out the injecing in the position connecting block 13, the design of snak link 16 and draw-in groove 15 plays the fixed to connecting block 13, let its fixed effect fine.

The utility model discloses a theory of operation and use flow: through the matching use of the arc grooves 10 and the through holes 8, the circulation of air can be facilitated, the inner part and the outer wall of the brake disc 3 are cooled, meanwhile, the arc grooves 10 are designed in an arc shape, the effect of enabling the outer wall of the brake disc 3 to be stressed uniformly is also achieved, chromium metal is metal with the highest hardness in the nature and also has high corrosion resistance, the service life of the brake disc 3 made of chromium metal can be prolonged, hafnium metal is metal with the highest melting point in the nature, the thermal expansion coefficient of silicon carbide is small, the wear-resistant performance is good, therefore, the wear-resistant layer 12 made of silicon carbide can prevent the outer wall of the brake disc 3 from being worn, the connecting block 13 is matched with the L-shaped sliding groove 17 for use, when the brake disc is installed, the first brake disc 1 and the second brake disc 2 are placed in a staggered mode, then the connecting block 13 is aligned to the inner wall of the L-shaped sliding groove 17 and inserted into the L-shaped sliding groove 17, utilize L type spout 17 to carry out the injecing in the position to connecting block 13, the design of snak link 16 and draw-in groove 15, play the fixed purpose to connecting block 13, tenon 6 and mortise 5 cooperation are used, adopt the connected mode of a unsmooth combination on two components, let the connection between first brake disc 1 and the second brake disc 2 more firm, can bear great load, the design of first shrinkage pool 4 and second shrinkage pool 7 is for the installation of convenient bolt 18 and nut, the setting of buckle 14, can furthest improve the firm in connection effect of bolt 18 and nut.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Engineering machine tool is with improving brake disc body of edge strength, including brake disc (3) and connecting block (13), its characterized in that: brake disc (3) include first brake disc (1) and second brake disc (2), the outer wall of first brake disc (1) and the outer wall swing joint of second brake disc (2), a plurality of arc wall (10) have been seted up to the inner wall of brake disc (3), a plurality of through-holes (8), every have been seted up to the outer wall of brake disc (3 the inner wall of through-hole (8) is linked together with the inner wall of arc wall (10), the material of brake disc (3) is chromium metal.

2. The brake disc for improving rim strength of construction machinery as claimed in claim 1, wherein: the outer wall of brake disc (3) is provided with high temperature resistant layer (11), the outer wall on high temperature resistant layer (11) is provided with wearing layer (12), the material on high temperature resistant layer (11) is hafnium metal, the material of wearing layer (12) is carborundum.

3. The brake disc for improving rim strength of construction machinery as claimed in claim 1, wherein: four second shrinkage pools (7) have been seted up to the inner wall of first brake disc (1), four tenons (6) of the outer wall fixedly connected with of first brake disc (1), four first shrinkage pools (4) have been seted up to the inner wall of second brake disc (2), two tongue-and-groove (5) have been seted up to the outer wall of second brake disc (2).

4. The brake disc for improving rim strength of construction machinery as claimed in claim 3, wherein: every the inner wall of second shrinkage pool (7) is provided with bolt (18), every the outer wall swing joint of bolt (18) has buckle (14), every the inner wall of first shrinkage pool (4) is through being provided with the outer wall threaded connection of nut and bolt (18).

5. The brake disc for improving rim strength of construction machinery as claimed in claim 1, wherein: the outer wall of first brake disc (1) and the outer wall fixed connection of two connecting blocks (13), L type spout (17) with connecting block (13) looks adaptation are seted up to the inner wall of second brake disc (2).

6. The brake disc for improving rim strength of construction machinery as claimed in claim 5, wherein: the outer wall of each connecting block (13) is provided with a spring fastener (16), and the inner wall of each L-shaped sliding groove (17) is provided with a clamping groove (15) matched with the spring fastener (16).

7. The brake disc for improving rim strength of construction machinery as claimed in claim 1, wherein: the outer walls of the first brake disc (1) and the second brake disc (2) are both provided with mounting pieces (9).