CN111495469A

CN111495469A - Jaw plate

Info

Publication number: CN111495469A
Application number: CN202010352575.5A
Authority: CN
Inventors: 蒲勇; 黄娟
Original assignee: Sichuan Yuguangneng Technology Co Ltd
Current assignee: Sichuan Yuguangneng Technology Co Ltd
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2020-08-07
Anticipated expiration: 2040-04-26
Also published as: CN111495469B

Abstract

The invention discloses a jaw plate, which belongs to the technical field of mining machinery and comprises a jaw plate mother plate and a jaw plate striking plate, wherein the jaw plate mother plate comprises a fixed area and a movable area, and a plurality of groups of convex blocks are arranged in the length direction of the fixed area; the jaw plate beating plate is detachably connected with the movable area; the jaw plate beating plate is provided with tooth-shaped teeth corresponding to the convex blocks. According to the invention, through the combined arrangement of the embedded jaw plates, the jaw plate mother board of the jaw plate can be used for a long time, so that the jaw plate beating plate can be repeatedly replaced and used, and only the jaw plate beating plate is replaced, thereby saving time, reducing cost and improving resource utilization efficiency; meanwhile, the production efficiency is improved, and materials are saved.

Description

Jaw plate

Technical Field

The invention belongs to the technical field of mining machinery, and particularly relates to a jaw plate for a reaction crusher of the mining machinery.

Background

The existing jaw plate is made into an integral part by using high manganese or high chromium, and the jaw plate strikes stones to the impact plate by rotating to crush the stones; therefore, the jaw plate on the impact crusher belongs to a wearing part, the service life is short, and the material waste is large.

The existing jaw plate only has serious local abrasion in the using process, but needs to be integrally replaced after abrasion, so that the jaw plate is short in service life, large in material waste, low in use efficiency, high in replacement labor intensity and high in danger coefficient. In addition, the existing jaw plate has heavy weight, generally about 1000 kilograms, and high transportation cost; meanwhile, the loading and unloading are difficult and the loading and unloading cost is high.

Therefore, a jaw plate which can partially replace a severely worn part and has low labor intensity is urgently needed.

Disclosure of Invention

The invention aims to solve the defects of the prior art and provide a jaw plate which can partially replace a severely worn part and has low labor intensity. In order to achieve the purpose, the invention adopts the technical scheme that:

a jaw plate comprises a jaw plate mother plate and a jaw plate beating plate, wherein the jaw plate mother plate comprises a fixed area and a movable area, and a plurality of groups of convex blocks are arranged in the length direction of the fixed area; the jaw plate beating plate is detachably connected to the moving area; the jaw plate beating plate is provided with tooth-shaped teeth corresponding to the convex blocks.

Furthermore, a jaw plate beating plate base body, a second wear-resistant layer and a first wear-resistant layer are arranged on the jaw plate beating plate from bottom to top; the jaw plate beating plate base body is provided with tooth-shaped teeth corresponding to the convex blocks; the second wear-resistant layer and the first wear-resistant layer are sequentially arranged on the tooth crest surface of the tooth-shaped teeth.

Furthermore, the material of the jaw plate beating plate base body is Mn 13.

Further, the second wear-resistant layer is a wear-resistant alloy strip.

Furthermore, the wear-resistant alloy strip is made of wear-resistant alloy.

Further, the first wear-resistant layer is a 3D printing wear-resistant alloy layer.

Further, the 3D printing wear-resistant alloy layer is made of a 3D printing wear-resistant alloy.

Further, the second wear-resistant layer is inlaid in the tooth-shaped teeth, and the first wear-resistant layer is printed on the surface of the tooth-shaped teeth and the surface of the second wear-resistant layer in a 3D mode.

A mining machine impact crusher including a jaw plate as claimed in any one of the preceding claims.

The invention has the beneficial effects that:

1. according to the invention, through the combined arrangement of the embedded jaw plates, the jaw plate mother board of the jaw plate can be used for a long time, so that the jaw plate beating plate can be repeatedly replaced and used, and only the jaw plate beating plate is replaced, thereby saving time, reducing cost and improving resource utilization efficiency. Meanwhile, the production efficiency is improved; and the material is saved.

2. The service life of the embedded combined jaw plate provided by the invention reaches more than twice of that of similar products, the use efficiency is improved, the integral replacement times are reduced, the replacement labor intensity is reduced, and the cost is reduced.

3. The jaw plate structure provided by the invention is composed of a jaw plate mother plate, a jaw plate beating plate, wear-resistant alloy strips and a 3D printing wear-resistant alloy layer, and the structure arrangement enables the product to be more convenient and faster to install and replace.

4. After the jaw plate is abraded, the first wear-resistant layer of the jaw plate can be subjected to 3D printing and repairing and can be reused.

Drawings

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

FIG. 2 is a schematic view of a jaw plate mother plate angle;

FIG. 3 is a front view of a jaw plate striking mechanism;

FIG. 4 is an exploded view of the jaw plate;

FIG. 5 is a front view of the jaw plate beater;

FIG. 6 is a top view of the jaw plate beater;

wherein, 1, a jaw mother board; 11. a fixed zone; 111. a bump; 12. an active region; 121. positioning holes; 122. a first connection hole; 2. beating a jaw plate; 21. a jaw plate beating base body; 211. positioning the projection; 212. a second connection hole; 213. a tooth-shaped tooth; 22. a second wear layer; 23. a first wear resistant layer.

Detailed Description

The invention provides a jaw plate. The technical solution of the present invention is described in detail below with reference to the accompanying drawings so that it can be more easily understood and appreciated.

Example 1

A jaw plate comprises a jaw plate mother plate 1 and a jaw plate beating plate 2, wherein the jaw plate mother plate 1 comprises a fixed area 11 and a movable area 12, and a plurality of groups of convex blocks 111 are arranged in the length direction of the fixed area 11; the jaw plate beating plate 2 is detachably connected with the movable area 12; the jaw plate 2 is provided with teeth 213 corresponding to the projections 111. In this embodiment, the positioning hole 121 formed on the jaw mother board 1 is arranged to correspond to the positioning protrusion 211 on the jaw knock-out base 21, and is used for positioning connection between the jaw mother board 1 and the jaw knock-out board 2; the jaw mother board 1 is provided with a first connecting hole 122 corresponding to a second connecting hole 212 on the jaw knock-out base body 21, and is used for fixedly connecting the jaw mother board 1 with the jaw knock-out base body 21.

In the implementation, the jaw plate beating plate 2 is provided with a jaw plate beating plate base body 21, a second wear-resistant layer 22 and a first wear-resistant layer 23 from bottom to top; the jaw plate beating plate base body 21 is provided with tooth-shaped teeth 213 corresponding to the convex blocks 111; the second wear-resistant layer 22 and the first wear-resistant layer 23 are sequentially disposed on the tooth crest surface of the tooth profile teeth 213.

In this embodiment, the material of the jaw plate mother plate is 45#, the material of the jaw plate striking plate base body is Mn13, and the material brand is ZGMn 13-4.

The second wear-resistant layer 22 is a wear-resistant alloy strip made of wear-resistant alloy. Wherein, the wear-resistant alloy strip is inlaid in the tooth-shaped teeth 213.

The first wear-resistant layer 23 is a 3D printing wear-resistant alloy layer, and the 3D printing wear-resistant alloy layer is made of a 3D printing wear-resistant alloy.

In this embodiment, the 3D printing is performed on the surface of the tooth top of the tooth-shaped teeth 213, and the second wear-resistant layer 22 is disposed in the groove; in this embodiment, the second wear-resistant layer 22 is embedded in the groove. The first wear-resistant layer 23 is arranged on the surface of the tooth top of the tooth-shaped teeth 213 and the surface of the wear-resistant alloy strip of the second wear-resistant layer 22 in a 3D printing mode; in this embodiment, the first wear-resistant layer 23 is directly 3D printed on the tooth tops of the teeth 213 and the surface of the wear-resistant alloy strip of the second wear-resistant layer 22.

This embodiment can be used for a fixed jaw or a movable jaw of a mining machine impact crusher.

A mining machine impact crusher comprises a jaw plate in the embodiment.

The technical solutions of the present invention are fully described above, it should be noted that the specific embodiments of the present invention are not limited by the above description, and all technical solutions formed by equivalent or equivalent changes in structure, method, or function according to the spirit of the present invention by those skilled in the art are within the scope of the present invention.

Claims

1. A jaw plate is characterized by comprising a jaw plate mother plate and a jaw plate beating plate, wherein the jaw plate mother plate comprises a fixed area and a movable area, and a plurality of groups of convex blocks are arranged in the length direction of the fixed area; the jaw plate beating plate is detachably connected to the moving area; the jaw plate beating plate is provided with tooth-shaped teeth corresponding to the convex blocks.

2. The jaw plate as claimed in claim 1, wherein the jaw plate is provided with a jaw plate base body, a second wear-resistant layer and a first wear-resistant layer from bottom to top; the jaw plate beating plate base body is provided with tooth-shaped teeth corresponding to the convex blocks; the second wear-resistant layer and the first wear-resistant layer are sequentially arranged on the tooth crest surface of the tooth-shaped teeth.

3. The jaw plate as claimed in claim 2, wherein the jaw plate base body is made of Mn 13.

4. The jaw of claim 2, wherein said second wear layer is a strip of wear resistant alloy.

5. The jaw plate as claimed in claim 4 wherein the strip of wear resistant alloy is a wear resistant alloy.

6. The jaw as claimed in claim 2 wherein the first wear layer is a 3D printed wear alloy layer.

7. The jaw plate as claimed in claim 6 wherein the 3D printed wear resistant alloy layer is made of a 3D printed wear resistant alloy.

8. The jaw as claimed in any one of claims 2 to 7 wherein said second wear layer is embedded in said tooth form teeth and said first wear layer is 3D printed on the surface of said tooth form teeth and said second wear layer.

9. A mining machine impact crusher, characterized in that it comprises a jaw plate as claimed in any one of claims 1 to 8.