CN220803419U

CN220803419U - Wear-resistant lining plate of jaw crusher

Info

Publication number: CN220803419U
Application number: CN202322571887.7U
Authority: CN
Inventors: 吴宝仁
Original assignee: Zhejiang Jintai Machinery Steel Casting Co ltd
Current assignee: Zhejiang Jintai Machinery Steel Casting Co ltd
Priority date: 2023-09-21
Filing date: 2023-09-21
Publication date: 2024-04-19
Anticipated expiration: 2033-09-21

Abstract

The utility model relates to the technical field of jaw crushers, in particular to a wear-resistant lining plate of a jaw crusher, which comprises a base plate, a wear-resistant lining plate and a wear-resistant lining plate, wherein the base plate is fixedly arranged on the base plate; the sliding grooves are provided with two groups, and the two groups of sliding grooves are formed in the bottom plate; the sliding blocks are provided with two groups, and the two groups of sliding blocks are movably inserted into the sliding grooves; the lining plates are fixedly arranged on the front sides of the two groups of sliding blocks; and the jaw teeth are provided with a plurality of groups, and the jaw teeth are arranged on the front side of the lining plate. When the parts are disassembled and replaced according to the abrasion of the lining plates and the jaw teeth, the fixing components at the lower end of the bottom plate are disassembled firstly, then the lining plates and the jaw teeth at the smallest end of the bottom plate are taken down by sliding, the two groups of lining plates and the jaw teeth at the upper end of the bottom plate are downward slid, then the fixing plates at the upper end are taken down, new lining plates and jaw teeth are installed on the bottom plate, and the two groups of fixing plates are fixedly installed on the upper end and the lower end of the bottom plate, so that the lining plates and the jaw teeth are fixed on the bottom plate, and the utilization rate of the lining plates and the jaw teeth is improved.

Description

Wear-resistant lining plate of jaw crusher

Technical Field

The utility model relates to the technical field of jaw crushers, in particular to a wear-resistant lining plate of a jaw crusher.

Background

The jaw crusher is widely applied to industries such as building materials, ores, metallurgy, electric power, chemical industry and the like, the working principle is that a movable jaw plate is periodically close to or leaves a fixed toothed plate, so that materials entering a crushing cavity are extruded, split and bent, and the materials are crushed under the action of shear stress and are broken along a common clamping cleavage surface, so that the jaw plate is required to meet the existing high initial hardness, the raw materials are required to resist the pressing and shearing actions of the raw materials, the toughness is also required to be enough, the crack formation and the crack expansion are slowed down, high manganese steel is adopted to manufacture a lining plate at home and abroad at present, the lining plate is easy to prematurely wear and fail due to the low initial hardness, the lining plate is repeatedly moved when the existing jaw crusher crushes objects, the lining plate is worn greatly, the service life is short, the lining plate is generally manufactured in an integrated mode, the whole plate is required to be replaced when the lining plate is worn, and the part of the lining plate is worn down, and a certain waste is easily caused by replacement.

Disclosure of utility model

The utility model aims to provide a wear-resistant lining plate of a jaw crusher, which aims to solve the problems that the lining plate proposed in the background art is generally manufactured in an integrated mode, the whole plate needs to be replaced when the lining plate is worn, the abrasion of part of the lining plate is small, and a certain waste is easily caused when the part of the lining plate is replaced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the wear-resistant lining plate of the jaw crusher comprises a base plate and a wear-resistant lining plate, wherein the base plate is fixedly arranged on the base plate;

The sliding grooves are provided with two groups, and the two groups of sliding grooves are formed in the bottom plate;

the sliding blocks are provided with two groups, and the two groups of sliding blocks are movably inserted into the sliding grooves;

The lining plates are fixedly arranged on the front sides of the two groups of sliding blocks;

the jaw teeth are provided with a plurality of groups, and the jaw teeth are arranged on the front side of the lining plate;

The fixed component is movably arranged at the upper end and the lower end of the bottom plate and is used for fixedly arranging the lining plate and the jaw teeth on the bottom plate.

Preferably, the fixed subassembly includes two sets of fixed plates, two sets of fixed plate movable mounting is on the bottom plate upper and lower both sides, two sets of equal fixed mounting has two sets of lugs on the fixed plate, two sets of recesses have all been seted up in the bottom plate upper and lower both ends, two sets of lug activity are inserted and are established in the recess, screw thread groove has all been seted up in both ends and the lug about the bottom plate, the movable groove has been seted up to bilateral symmetry in the lug, two sets of movable inslot movable mounting has the stopper, multiple unit spacing groove has been seted up in the bottom plate upper end, the stopper activity is inserted and is established in the spacing inslot, the screw thread groove is inserted and is equipped with the bolt.

Preferably, two groups of bottom blocks are fixedly arranged on one side, which is attached to the bottom plate, of the fixing plate, and the two groups of bottom blocks are movably inserted into the two groups of sliding grooves.

Preferably, springs are arranged in the limiting grooves, and the springs are propped against the limiting blocks.

Preferably, the end of the bolt inserted into one end of the thread groove is conical, and one opposite sides of the two groups of limiting blocks are attached to the outer wall of the bolt.

Preferably, the jaw teeth are made of chromium carbide alloy wear-resistant materials, and the jaw teeth and the lining plate are integrally formed.

Compared with the prior art, the utility model has the beneficial effects that: when the parts are disassembled and replaced according to the abrasion of the lining plates and the jaw teeth, the fixed components at the lower end of the bottom plate are disassembled firstly, then the lining plates and the jaw teeth at the smallest end of the bottom plate are taken down by sliding down, then the fixed plates at the upper end are taken down, new lining plates and new jaw teeth are installed on the bottom plate, and the two fixed plates are fixedly installed on the upper end and the lower end of the bottom plate, so that the lining plates and the jaw teeth are fixed on the bottom plate, and when the lining plates and the jaw teeth abrade ores for a long time, the lining plates and the jaw teeth can be disassembled and replaced to a certain extent, the utilization rate of the lining plates and the jaw teeth is improved, and the whole blocks are not required to be disassembled and replaced.

Description of the drawings:

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic elevational view of the structure of the present utility model;

FIG. 2 is a left side view of the structure of the present utility model;

FIG. 3 is a schematic rear view in section of the structure of the present utility model;

fig. 4 is an enlarged partial schematic view of fig. 3 a according to the present utility model.

In the figure: 1. a bottom plate; 2. a chute; 3. a slide block; 4. a lining plate; 5. jaw teeth; 6. a fixing plate; 7. a bottom block; 8. a bump; 9. a groove; 10. a thread groove; 11. a movable groove; 12. a limiting block; 13. a limit groove; 14. a spring; 15. and (5) a bolt.

The specific embodiment is as follows:

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model is provided: the wear-resistant lining plate of the jaw crusher comprises a base plate 1 for being fixedly arranged;

The sliding grooves 2 are arranged in two groups, and the two groups of sliding grooves 2 are formed in the bottom plate 1;

the sliding blocks 3 are provided with two groups, and the two groups of sliding blocks 3 are movably inserted into the sliding grooves 2;

the lining plates 4 are fixedly arranged on the front sides of the two groups of sliding blocks 3;

The jaw teeth 5 are provided with a plurality of groups, and the jaw teeth 5 are arranged on the front side of the lining plate 4;

The fixed component is movably arranged at the upper end and the lower end of the bottom plate 1, and is used for fixedly arranging the lining plates 4 and the jaw teeth 5 on the bottom plate 1, a plurality of groups of the lining plates 4 and the jaw teeth 5 are inserted into the sliding grooves 2 through the sliding blocks 3 for installation, and the lining plates 4 and the jaw teeth 5 are fixed on the bottom plate 1 by using the fixed component;

Further, the fixed subassembly includes two sets of fixed plates 6, two sets of fixed plates 6 movable mounting is on the upper and lower both sides of bottom plate 1, two sets of lugs 8 of equal fixed mounting on two sets of fixed plates 6, two sets of recess 9 have all been seted up in the upper and lower both ends of bottom plate 1, two sets of lugs 8 movable are inserted and are established in recess 9, screw thread groove 10 has all been seted up in the upper and lower both ends of bottom plate 1 and the lug 8, movable groove 11 has been seted up to bilateral symmetry in the lug 8, movable mounting has stopper 12 in two sets of movable groove 11, multiunit spacing groove 13 has been seted up in the upper end of bottom plate 1, stopper 12 movable insertion is established in spacing groove 13, screw thread groove 10 has been inserted and has been equipped with bolt 15, this structure is laminated two sets of fixed plates 6 on the upper and lower both sides of bottom plate 1, then use bolt 15 to insert and establish in screw thread groove 10, bolt 15 extrudees and inserts and establishes in spacing groove 13 to two sets of spacing piece 12, can two sets of fixed plates 6 are fixed on the upper and lower both sides of bottom plate 1.

Further, two groups of bottom blocks 7 are fixedly installed on one side, attached to the bottom plate 1, of the fixing plate 6, the two groups of bottom blocks 7 are movably inserted into the two groups of sliding grooves 2, and when the two groups of fixing plates 6 are fixed on the upper side and the lower side of the bottom plate 1, the bottom blocks 7 on the fixing plate 6 are inserted into the sliding grooves 2, and openings at the upper end and the lower end of the sliding grooves 2 are closed.

Further, springs 14 are installed in the limiting grooves 13, the springs 14 are abutted against the limiting blocks 12, and the limiting blocks 12 are abutted against the springs 14 in the limiting grooves 13, so that after the bolts 15 are taken out of the thread grooves 10, the limiting blocks 12 inserted into the limiting grooves 13 are ejected out through the springs 14.

Further, the end of the bolt 15 inserted into one end of the thread groove 10 is tapered, one side of the two sets of limiting blocks 12 opposite to each other is attached to the outer wall of the bolt 15, and the structure is configured according to the shape of the end of the bolt 15, so that when the bolt 15 is inserted into the thread groove 10, the bolt 15 is inserted from the attaching position of the two sets of limiting blocks 12 and presses the left and right ends of the two sets of limiting blocks 12 to open.

Further, the jaw teeth 5 are made of chromium carbide alloy wear-resistant materials, the jaw teeth 5 and the lining plate 4 are integrally formed, and the structure improves the wear resistance of the jaw teeth 5 according to the material of the jaw teeth 5 when the jaw teeth 5 crush ores.

Working principle: when the lining plate 4 and the jaw teeth 5 are installed, as shown in fig. 2 and 4, the fixing plate 6 is attached to the lower side of the base plate 1, the bottom blocks 7 on the fixing plate 6 are inserted into the sliding grooves 2, the protruding blocks 8 on the fixing plate 6 are inserted into the grooves 9, the bolts 15 are inserted into the threaded grooves 10, when the bolts 15 are inserted into the threaded grooves 10, the ends of the bolts 15 are pressed and opened to two groups of limit blocks 12, the two groups of limit blocks 12 are opened and slide into the limit grooves 13, the limit blocks 12 slide into the limit grooves 13 to press the springs 14, after the fixing plate 6 is fixed on the lower side of the base plate 1, the sliding blocks 3 on the rear sides of the groups of the lining plate 4 and the jaw teeth 5 are inserted into the sliding grooves 2, after the lining plate 4 and the jaw teeth 5 are connected with the base plate 1 through the sliding blocks 3, the other group of the fixing plate 6 is fixed on the upper end of the base plate 1 according to the installation step of the fixing plate 6 on the lower end of the base plate 1, namely, the lining plate 4 and the jaw teeth 5 are fixed in the base plate 1, when the two groups of the lining plate 12 and the jaw teeth 5 are worn out, and the upper end of the base plate 1 or one group of the lining plate 4 and the jaw teeth 5 are worn down, and the upper end of the base plate 4 is removed according to the position of the wearing and the wearing principle.

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 utility model may be embodied in other specific forms without departing from the spirit or essential characteristics 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.

Claims

1. A wear liner for a jaw crusher, comprising: is used for being fixedly arranged on the bottom plate (1);

The method is characterized in that:

The sliding grooves (2) are formed in two groups, and the two groups of sliding grooves (2) are formed in the bottom plate (1);

The sliding blocks (3) are arranged in two groups, and the two groups of sliding blocks (3) are movably inserted into the sliding grooves (2);

the lining board (4), the said lining board (4) is fixedly mounted on the front side of two groups of slide blocks (3);

the jaw teeth (5) are provided with a plurality of groups, and the jaw teeth (5) are arranged on the front side of the lining plate (4);

The fixing assembly is movably mounted on the upper end and the lower end of the bottom plate (1), and is used for fixedly mounting the lining plate (4) and the jaw teeth (5) on the bottom plate (1).

2. A jaw crusher's wear resistant lining plate as claimed in claim 1, wherein: the fixing assembly comprises two groups of fixing plates (6), the two groups of fixing plates (6) are movably mounted on the upper side and the lower side of the base plate (1), the two groups of protruding blocks (8) are fixedly mounted on the fixing plates (6), two groups of grooves (9) are formed in the upper end and the lower end of the base plate (1), the protruding blocks (8) are movably inserted into the grooves (9), threaded grooves (10) are formed in the upper end and the lower end of the base plate (1) and the protruding blocks (8), movable grooves (11) are formed in the protruding blocks (8) in a bilateral symmetry mode, limiting blocks (12) are movably mounted in the movable grooves (11), multiple groups of limiting grooves (13) are formed in the upper end of the base plate (1), the limiting blocks (12) are movably inserted into the limiting grooves (13), and bolts (15) are inserted into the threaded grooves (10).

3. A jaw crusher's wear resistant lining plate as claimed in claim 2, characterized in that: two groups of bottom blocks (7) are fixedly arranged on one side, which is attached to the bottom plate (1), of the fixing plate (6), and the two groups of bottom blocks (7) are movably inserted into the two groups of sliding grooves (2).

4. A jaw crusher's wear resistant lining plate as claimed in claim 2, characterized in that: springs (14) are arranged in the limiting grooves (13), and the springs (14) are propped against the limiting blocks (12).

5. A jaw crusher's wear resistant lining plate as claimed in claim 2, characterized in that: the end of the bolt (15) inserted into one end of the thread groove (10) is conical, and one opposite sides of the two groups of limiting blocks (12) are attached to the outer wall of the bolt (15).

6. A jaw crusher's wear resistant lining plate as claimed in claim 2, characterized in that: the jaw teeth (5) are made of chromium carbide alloy wear-resistant materials, and the jaw teeth (5) and the lining plate (4) are integrally formed.