CN111495469B

CN111495469B - Jaw plate

Info

Publication number: CN111495469B
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: 2023-08-15
Anticipated expiration: 2040-04-26
Also published as: CN111495469A

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 beating plate, wherein the jaw plate mother plate comprises a fixed area and a movable area, and a plurality of groups of protruding blocks are arranged in the length direction of the fixed area; the jaw plate is detachably connected to the movable area; the jaw 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 plate of the jaw plate can be used for a long time, so that the jaw plate can be repeatedly replaced and used, only the jaw plate is replaced, the time is saved, the cost is reduced, and the resource utilization efficiency is improved; meanwhile, the production efficiency is improved, and the 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 is used for breaking the stone by rotating and striking the stone onto the impact plate; therefore, the jaw plate on the impact crusher belongs to a vulnerable part, the service life is short, and the material waste is large.

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

Therefore, there is an urgent need for a jaw plate that can be partially replaced at a severely worn location and that is labor-intensive to replace.

Disclosure of Invention

The invention aims to solve the defects of the prior art and provide the jaw plate which can be used for partially replacing the parts with serious abrasion and has low labor intensity. In order to achieve the above purpose, the invention adopts the following technical scheme:

the 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 is detachably connected to the movable area; the jaw plate is provided with tooth-shaped teeth corresponding to the convex blocks.

Further, the jaw plate base body, the second wear-resistant layer and the first wear-resistant layer are arranged on the jaw plate from bottom to top; the jaw 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 top surface of the tooth-shaped tooth.

Further, the jaw plate base body is made of Mn13.

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

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

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

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

Further, the second wear-resistant layer is inlaid on the tooth-shaped tooth, and the first wear-resistant layer is 3D printed on the surfaces of the tooth-shaped tooth and the second wear-resistant layer.

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

The beneficial effects of the invention are as follows:

1. the invention can be used for a long time by the combined arrangement of the embedded jaw plates, so that the jaw plate can be repeatedly replaced and used, and only the jaw plate is replaced, thereby saving time, reducing cost and improving resource utilization efficiency. Meanwhile, the production efficiency is improved; saving materials.

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

3. The jaw plate structure provided by the invention consists of a jaw plate mother plate, a jaw plate printing plate, a wear-resistant alloy strip and a 3D printing wear-resistant alloy layer, and the structural arrangement ensures that the product is more convenient and faster to install and replace.

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

Drawings

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

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

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

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

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

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

1, a jaw plate mother plate; 11. a fixed zone; 111. a bump; 12. an active area; 121. positioning holes; 122. a first connection hole; 2. the jaw plate is plated; 21. a jaw plate base body is formed; 211. positioning the bulge; 212. a second connection hole; 213. tooth shape teeth; 22. a second wear layer; 23. a first wear layer.

Detailed Description

The invention provides a jaw plate. The following detailed description of the present invention is provided in connection with the accompanying drawings, so as to facilitate understanding and grasping thereof.

Example 1

The jaw plate comprises a jaw plate mother plate 1 and a jaw plate punching 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 protruding blocks 111 are arranged in the length direction of the fixed area 11; the jaw plate 2 is detachably connected to the movable area 12; the jaw plate 2 is provided with tooth-shaped teeth 213 corresponding to the projections 111. In this embodiment, the jaw plate mother plate 1 is provided with a positioning hole 121 corresponding to the positioning protrusion 211 on the jaw plate base 21 for positioning connection between the jaw plate mother plate 1 and the jaw plate 2; the jaw plate mother plate 1 is provided with a first connecting hole 122 which is correspondingly arranged with a second connecting hole 212 on the jaw plate base 21 and is used for fixedly connecting the jaw plate mother plate 1 with the jaw plate base 21.

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

In the embodiment, the jaw plate mother plate is made of 45# materials, the jaw plate base body is made of Mn13, and the material mark is ZGMn13-4.

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

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

In this embodiment, grooves are formed on the top surface of the tooth-shaped teeth 213 in a 3D printing manner, and the second wear-resistant layer 22 is disposed in the grooves; in this embodiment, the second wear 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 tooth 213 and the surface of the wear-resistant alloy strip of the second wear-resistant layer 22 which are 3D printed; in the present embodiment, the first wear layer 23 is directly 3D printed on the top of the tooth profile teeth 213 and the surface of the wear-resistant alloy strip of the second wear layer 22.

The embodiment can be used for a fixed jaw or a movable jaw of a reaction crusher of mining machinery.

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

While the foregoing has been described in terms of embodiments of the present invention, it will be appreciated that the embodiments of the invention are not limited by the foregoing description, but rather, all embodiments of the invention may be modified in structure, method or function by one skilled in the art to incorporate the teachings of this invention, as expressed in terms of equivalent or equivalent embodiments, without departing from the scope of the invention.

Claims

1. The 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 protruding blocks are arranged in the fixed area along the length direction; the jaw plate is detachably connected to the movable area;

the jaw plate punching plate is provided with a jaw plate punching plate substrate, a second wear-resistant layer and a first wear-resistant layer from bottom to top; the jaw 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 top surface of the tooth-shaped tooth;

the jaw plate mother plate is provided with a positioning hole, and the positioning hole is correspondingly arranged with a positioning protrusion on the jaw plate punching substrate; the jaw plate mother plate is provided with a first connecting hole which is correspondingly arranged with a second connecting hole on the jaw plate punching substrate;

the tooth-shaped tooth top surface is provided with the recess, the second wearing layer is inlayed in the recess, the second wearing layer is wear-resisting alloy strip, first wearing layer direct 3D prints in tooth-shaped tooth top with wear-resisting alloy strip's surface.

2. The jaw plate according to claim 1, wherein the jaw plate base is Mn13.

3. The jaw plate of claim 1, wherein the wear-resistant alloy strip is made of a wear-resistant alloy.

4. The jaw plate of claim 1, wherein the first wear resistant layer is a 3D printed wear resistant alloy layer.

5. The jaw plate of claim 4, wherein the 3D printed wear resistant alloy layer is a 3D printed wear resistant alloy.

6. A mining machine impact crusher comprising a jaw plate as claimed in any one of claims 1 to 5.