CN109225408B

CN109225408B - Wear-resistant conical crusher lining plate

Info

Publication number: CN109225408B
Application number: CN201810922155.9A
Authority: CN
Inventors: 熊胜海
Original assignee: Ningguo Hongtai Casting Co ltd
Current assignee: Ningguo Hongtai Casting Co ltd
Priority date: 2018-08-14
Filing date: 2018-08-14
Publication date: 2020-10-09
Anticipated expiration: 2038-08-14
Also published as: CN109225408A

Abstract

The invention discloses a wear-resistant conical crusher lining plate which comprises a fixed cone lining plate and a movable cone lining plate, wherein the top of the surface of the movable cone lining plate is fixedly connected with conical crushing teeth, the surface of the movable cone lining plate is fixedly connected with strip-shaped crushing teeth below the conical crushing teeth, the surface of the movable cone lining plate is fixedly connected with first convex points below the strip-shaped crushing teeth, the top of one side, close to the movable cone lining plate, of the fixed cone lining plate is fixedly connected with a backstop tooth ring, the surface of the fixed cone lining plate, corresponding to the bottom of the backstop tooth ring, is provided with an annular groove, the surface of the fixed cone lining plate is fixedly connected with a backstop ring, and the surface of the fixed cone lining plate, corresponding to the bottom of the backstop tooth ring, is fixedly connected with second convex points below the backstop. The wear-resistant conical crusher lining plate solves the problems that the existing lining plate is poor in overall wear resistance and poor in impact toughness, relative sliding between ore and the lining plate is easy to occur in the crushing process, the crushing efficiency is low, and crushing is not complete.

Description

Wear-resistant conical crusher lining plate

Technical Field

The invention relates to the technical field of cone crushers, in particular to a wear-resistant lining plate of a cone crusher.

Background

The cone crusher is a crushing machine suitable for raw materials in the industries of metallurgy, building, road building, chemistry and silicate. According to the different crushing principles and the different sizes of product particles, the products are divided into a plurality of models. The crusher is widely applied to various departments such as mines, smelting, building materials, highways, railways, water conservancy, chemical industry and the like. The cone crusher has large crushing ratio, high efficiency, low energy consumption and uniform product granularity, and is suitable for medium-sized and fine-sized ores and rocks.

In a cone crusher, a fixed cone lining plate and a movable cone lining plate are the most important key components, the working conditions mainly relate to the severe conditions of abrasion, impact and the like of ores, and the service life influencing factors mainly relate to the aspects of the structure, the material, the wear resistance, the impact toughness and the like of the lining plates. The existing lining plate is poor in overall wear resistance and impact toughness, the crusher is abraded by ore in the working process, the impact force is large, the service life of the lining plate is short, the ore is easy to slide relative to the lining plate in the crushing process, the crushing efficiency is low, and the crushing is not thorough.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a wear-resistant conical crusher lining plate, and solves the problems that the existing lining plate is poor in overall wear resistance and impact toughness, ores are easy to slide relative to the lining plate in the crushing process, the crushing efficiency is low, and the crushing is not complete.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a conical crusher welt of stand wear and tear, includes the fixed cone welt and moves the awl welt, move the broken tooth of awl welt surperficial top fixedly connected with toper, the broken tooth of below fixedly connected with bar that moves the surface of awl welt and be located the broken tooth of toper, the surface that moves the awl welt just is located the first bump of below fixedly connected with of the broken tooth of bar, the fixed cone welt is close to the top fixedly connected with stopping the tooth ring that moves awl welt one side, the surface of fixed cone welt just is located stopping tooth ring bottom and corresponds the position and has seted up the annular groove, the surface of fixed cone welt just is located the broken tooth of toper, the corresponding position fixedly connected with of the broken tooth of bar and ends the sliding ring, the surface of fixed cone welt just is located the below fixedly connected with second bump that.

Preferably, the stopping toothed ring, the annular groove and the anti-slip ring are arranged along the horizontal direction.

Preferably, a crushing cavity is formed between two opposite sides of the fixed cone lining plate and the movable cone lining plate, and the fixed cone lining plate and the movable cone lining plate are horizontally arranged.

Preferably, the fixed cone lining plate, the backstop toothed ring, the slip-stop ring and the second salient points are of an integrated structure, and the movable cone lining plate, the conical crushing teeth, the strip-shaped crushing teeth and the first salient points are of an integrated structure.

Preferably, the fixed cone lining plate and the movable cone lining plate are made of high manganese steel.

Preferably, the conical crushing teeth comprise a circular truncated cone, the top of the circular truncated cone is fixedly connected with an incomplete sphere, and an included angle between the axis of the circular truncated cone and a bus is 70 degrees.

Preferably, the bar-shaped crushing teeth comprise a bottom plate, two ends of the bottom plate are arc surfaces, and the surface of the bottom plate is provided with a reticular bulge.

Preferably, the cross section of the stopping toothed ring is in an approximately trapezoidal shape, the included angle between the top and the bottom of the stopping toothed ring is 10 degrees, and the included angle between the two sides and the bottom of the stopping toothed ring is 60 degrees.

Preferably, both sides of the slip-stopping ring are provided with 45-degree fillets.

Preferably, when the movable cone lining plate moves, the conical crushing teeth, the strip-shaped crushing teeth and the first salient points are not in surface contact with the fixed cone lining plate, and the first salient points and the second salient points are arranged in a staggered mode.

III) beneficial effects

The invention provides a wear-resistant conical crusher lining plate. The method has the following beneficial effects:

(1) this kind of conical crusher welt stand wear and tear through the broken tooth of moving awl welt surface top fixedly connected with toper, the top fixedly connected with stopping ring gear that the fixed awl welt is close to moving awl welt one side, the surface of fixed awl welt just is located stopping ring gear bottom corresponding position and has seted up the annular groove, utilizes stopping ring gear and annular groove to prevent when moving the awl welt extrusion, and the ore upwards slides along fixed awl welt lateral wall, utilizes the broken tooth of moving awl welt fixed surface connection toper simultaneously, has reduced the area of contact with the ore, has increased pressure, has improved the breakage rate of ore, improves breaker work efficiency.

(2) The abrasion-resistant cone crusher lining plate is fixedly connected with strip-shaped crushing teeth through the surface of the movable cone lining plate and below the cone-shaped crushing teeth, the surface of the movable cone lining plate is fixedly connected with a first salient point below the strip-shaped crushing teeth, the surface of the fixed cone lining plate is fixedly connected with a slip stopping ring at the corresponding position of the conical crushing teeth and the strip-shaped crushing teeth, the surface of deciding the awl welt and be located the below fixedly connected with second bump of only sliding ring, first bump sets up with the second bump is crisscross, utilizes the broken tooth of bar, limited slip ring and bump further to improve crushing efficiency, utilizes only sliding ring, first bump, second bump to reduce the area of contact on ore and welt surface, utilizes the bellied characteristics of only sliding ring, first bump, second bump, treats the wearing and tearing increase, has reduced the change frequency that the extension is decided the awl welt and is moved the awl welt.

Drawings

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

FIG. 2 is an expanded view of the fixed cone liner of the present invention;

FIG. 3 is an expanded view of the lining plate of the movable cone of the present invention;

FIG. 4 is a schematic cross-sectional view of a cone-shaped breaker tooth of the present invention;

FIG. 5 is a schematic view of the structure of the tapered crushing teeth of the present invention;

FIG. 6 is a cross-sectional view taken along line A-A of FIG. 5 in accordance with the present invention;

FIG. 7 is a cross-sectional view of the retaining ring according to the present invention;

fig. 8 is a schematic cross-sectional view of the slip stopper ring of the present invention.

In the figure: 1-fixed cone lining plate, 2-moving cone lining plate, 3-cone crushing tooth, 31-cone body, 32-incomplete sphere, 4-strip crushing tooth, 41-bottom plate, 42-reticular bulge, 5-first salient point, 6-backstop toothed ring, 7-annular groove, 8-slip stopping ring and 9-second salient point.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a conical crusher welt that stand wear and tear, includes fixed cone welt 1 and moves awl welt 2, moves 2 surperficial tops fixedly connected with toper crushing tooth 3 of awl welt, its purpose reduce with the area of contact of ore, improve crushing efficiency. Move the broken tooth 4 of below fixedly connected with bar that awl welt 2's surface just is located the broken tooth 3 of toper, move the surface of awl welt 2 and be located the first bump 5 of the below fixedly connected with of the broken tooth 4 of bar, improve the wearability on the surface of awl welt 2 of moving, fixed cone welt 1 is close to the top fixedly connected with stopping ring gear 6 of moving awl welt 2 one side, the surface of fixed cone welt 1 just is located stopping ring gear 6 bottom corresponding position and has seted up annular groove 7, the ore slides along fixed cone welt 1 inner wall when avoiding moving the extrusion of awl welt 2, the surface of fixed cone welt 1 just is located the broken tooth 3 of toper, the broken tooth 4 corresponding position fixedly connected with of bar ends sliding ring 8, the surface of fixed cone welt 1 just is located the below fixedly connected with second bump 9 of stopping ring 8, improve the wearability on fixed cone welt 1 surface.

The backstop ring gear 6, the annular groove 7 and the slip-stopping ring 8 are all arranged along the horizontal direction.

A crushing cavity is formed between two opposite sides of the fixed cone lining plate 1 and the movable cone lining plate 2, and the fixed cone lining plate 1 and the movable cone lining plate 2 are horizontally arranged.

The fixed cone lining plate 1, the backstop toothed ring 6, the slip ring 8 and the second salient points 9 are of an integrated structure, and the movable cone lining plate 2, the conical crushing teeth 3, the strip-shaped crushing teeth 4 and the first salient points 5 are of an integrated structure.

The fixed cone lining plate 1 and the movable cone lining plate 2 are made of high manganese steel, and the wear resistance is improved through the materials.

The conical crushing teeth 3 comprise a circular truncated cone body 31, an incomplete sphere 32 is fixedly connected to the top of the circular truncated cone body 31, the included angle between the axis of the circular truncated cone body 31 and a generatrix is 70 degrees, and the crushing efficiency of large stones is improved.

Broken tooth 4 of bar includes bottom plate 41, and the both ends of bottom plate 41 set up to the arc surface, and the surface of bottom plate 41 is provided with netted arch 42, improves the wearability on the one hand, and on the other hand prevents that the ore from sliding when the extrusion.

The cross-section of stopping ring gear 6 is similar trapezoidal form, and the contained angle between the top of stopping ring gear 6 and bottom is 10, and the contained angle between the both sides of stopping ring gear 6 and bottom is 60, avoids the ore to slide along deciding awl welt 1 inner wall.

Two sides of the slip stopping ring 8 are provided with 45-degree fillets, so that the contact area is increased, and the wear resistance is improved.

When moving awl welt 2 and moving, broken tooth of toper 3, the broken tooth of bar 4, first bump 5 all do not contact with the surface of fixed awl welt 1, and first bump 5 sets up with second bump 9 is crisscross.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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. The utility model provides a conical crusher welt of stand wear and tear, includes fixed cone welt (1) and mantle welt (2), its characterized in that: the surface top of the moving cone lining plate (2) is fixedly connected with a conical crushing tooth (3), the surface of the moving cone lining plate (2) is fixedly connected with a bar-shaped crushing tooth (4) below the conical crushing tooth (3), the surface of the moving cone lining plate (2) is fixedly connected with a first salient point (5) below the bar-shaped crushing tooth (4), the top of the fixed cone lining plate (1) close to one side of the moving cone lining plate (2) is fixedly connected with a stopping tooth ring (6), the surface of the fixed cone lining plate (1) is correspondingly arranged at the bottom of the stopping tooth ring (6) and is provided with an annular groove (7), the surface of the fixed cone lining plate (1) is fixedly connected with a stopping ring (8) at the corresponding positions of the conical crushing tooth (3) and the bar-shaped crushing tooth (4), the surface of the fixed cone lining plate (1) is fixedly connected with a second salient point (9) below the stopping ring (8), broken tooth of toper (3) is including the round platform body (31), the incomplete spheroid of top fixedly connected with (32) of round platform body (31), the axis and the generating line contained angle of round platform body (31) are 70, broken tooth of bar (4) are including bottom plate (41), the both ends of bottom plate (41) set up to the arc surface, the surface of bottom plate (41) is provided with netted arch (42), the cross-section of stopping ring gear (6) is similar trapezoidal form, the top of stopping ring gear (6) and contained angle between the bottom are 10, the both sides and the contained angle between the bottom of stopping ring gear (6) are 60.

2. A wear resistant cone crusher liner according to claim 1 wherein: the stopping toothed ring (6), the annular groove (7) and the stopping ring (8) are arranged along the horizontal direction.

3. A wear resistant cone crusher liner according to claim 1 wherein: a crushing cavity is formed between two opposite sides of the fixed cone lining plate (1) and the movable cone lining plate (2), and the fixed cone lining plate (1) and the movable cone lining plate (2) are arranged horizontally.

4. A wear resistant cone crusher liner according to claim 1 wherein: the fixed cone lining plate (1) and the stopping tooth ring (6), the anti-slip ring (8) and the second salient points (9) are of an integrated structure, and the movable cone lining plate (2) and the conical crushing teeth (3), the bar-shaped crushing teeth (4) and the first salient points (5) are of an integrated structure.

5. A wear resistant cone crusher liner according to claim 1 wherein: the fixed cone lining plate (1) and the moving cone lining plate (2) are made of high manganese steel.

6. A wear resistant cone crusher liner according to claim 1 wherein: and both sides of the slip-stopping ring (8) are provided with 45-degree rounded corners.

7. A wear resistant cone crusher liner according to claim 1 wherein: when moving awl welt (2) and moving, broken tooth of toper (3), the broken tooth of bar (4), first bump (5) all do not with fixed awl welt (1) surface contact, first bump (5) and second bump (9) crisscross setting.