CN219356423U - Ceramic metal composite board hammer for industrial crushing - Google Patents

Abstract

The utility model discloses a ceramic-metal composite board hammer for industrial crushing, which comprises a board hammer main body and a ceramic-metal composite area, wherein the ceramic-metal composite area consists of ceramic particles and a metal matrix, and the ceramic-metal composite area comprises a first working surface, a second working surface and a third working surface; the second working surface is positioned on the end surface of the plate hammer, and the first working surface and the second working surface are intersected to form a corner of the plate hammer; the two third working surfaces are respectively positioned at two sides of the first working surface and the second working surface; the third working surface consists of a plurality of first crushing teeth and second crushing teeth, one ends of the first crushing teeth and the second crushing teeth are connected with the first working surface, and the other ends of the first crushing teeth and the second crushing teeth are connected with the plate hammer main body; the first crushing tooth and the second crushing tooth are different in length. The utility model can concentrate materials, prevent the materials from slipping, greatly improve the breaking efficiency of the plate hammer and prolong the service life.

Description

Ceramic metal composite board hammer for industrial crushing

Technical Field

The utility model relates to a ceramic-metal composite board hammer for industrial crushing, and belongs to the technical field of industrial board hammers.

Background

The plate hammer is an important part of the crusher for crushing the plate hammer, and is also a main vulnerable part on the crusher. The abrasion of the plate hammer is a main failure mode of the crusher, and the common plate hammer has short service life, large consumption and high production cost. There are generally two reasons for the short lifetime of the hammers: firstly, the materials of the plate hammer are not properly selected. Secondly, the steel is easy to generate serious abrasion due to frequent strong impact.

Chinese patent (CN 209333849U) discloses a novel ceramic composite board hammer, including first board hammer main part and second board hammer main part, a plurality of spacing circular slot has been seted up on second board hammer main part surface, and is a plurality of spacing circular slot runs through second board hammer main part, and extends to second board hammer main part outer wall one side, spacing circular slot internal activity joint is provided with broken particle, and broken particle one end extends to second board hammer main part outer wall one side, and is a plurality of spacing circular slot one side is the one-to-one and is provided with the storage tank. This scheme reduces the area of contact of stone and second board hammer main part at the in-process of rubble through the setting of broken granule to reduce the wearing and tearing rate of second board hammer main part. But this hammer is in the in-process of using, and the material that is located in the broken workspace easily slips, needs to break repeatedly, has reduced crushing efficiency.

Disclosure of Invention

The utility model provides a ceramic-metal composite board hammer for industrial crushing, which solves the problem that materials in a crushing working area are easy to slip in the prior art.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the ceramic-metal composite board hammer comprises a board hammer main body and a ceramic-metal composite area, wherein the ceramic-metal composite area consists of ceramic particles and a metal matrix, and comprises a first working surface, a second working surface and a third working surface; the second working surface is positioned on the end surface of the plate hammer, and the first working surface and the second working surface are intersected to form a corner of the plate hammer; the two third working surfaces are respectively positioned at two sides of the first working surface and the second working surface; the third working surface consists of a plurality of first crushing teeth and second crushing teeth, one ends of the first crushing teeth and the second crushing teeth are connected with the first working surface, and the other ends of the first crushing teeth and the second crushing teeth are connected with the plate hammer main body; the first crushing tooth and the second crushing tooth are different in length.

Preferably, the length and the width of the first crushing teeth are both larger than those of the second crushing teeth, and the length ratio of the first crushing teeth to the second crushing teeth is 2-4: 1, the width ratio is 2-4: 1.

preferably, a plurality of second crushing teeth are arranged between two adjacent first crushing teeth.

Preferably, a plurality of inter-tooth spaces are reserved between the first crushing teeth and the second crushing teeth.

Preferably, the width of the inter-tooth space is 10-50 mm; the number of the second crushing teeth is 2-6.

Preferably, the first working surfaces are two, the second working surfaces are four, and the two first working surfaces and the four second working surfaces form four corners of the plate hammer.

Preferably, the ceramic particles have a particle size of 0.001mm to 5 mm.

Preferably, limiting bosses are arranged on two sides of the plate hammer main body, and are used for mounting and positioning the ceramic metal composite plate hammer.

Preferably, the plate hammer main body is a metal matrix, and the metal matrix of the ceramic metal composite region and the plate hammer main body are made of the same or different metals.

Preferably, the ceramic metal composite region and the hammer body are joined by casting.

According to the utility model, the first crushing teeth and the second crushing teeth are arranged, so that the first crushing teeth and the second crushing teeth form a convex structure due to abrasion in the use process and are distributed at intervals, the area between the first crushing teeth forms a pocket shape for collecting materials and preventing the materials from slipping, and the second crushing teeth are mainly used for crushing the materials, so that the slipping of the plate hammer materials can be avoided, the crushing efficiency of the plate hammer is greatly improved, and the service life of the plate hammer is greatly prolonged.

Drawings

Fig. 1 is a schematic structural view of a ceramic metal composite board hammer for industrial crushing provided by the utility model.

Wherein: the plate hammer comprises a plate hammer body, a first crushing tooth, a second crushing tooth, a 4-tooth space, a 5-ceramic metal composite area, a first working surface, a second working surface, a third working surface and a 6-limit boss, wherein the first working surface, the second working surface, the third working surface and the third working surface are arranged on the plate hammer body.

Detailed Description

For a better understanding of the nature of the present utility model, reference should be made to the following description of the utility model taken in conjunction with the accompanying drawings.

The utility model is suitable for crushing stones in industrial production, and particularly relates to a ceramic-metal composite board hammer for industrial crushing, which comprises a board hammer main body 1 and a ceramic-metal composite area 5, wherein the ceramic-metal composite area 5 consists of ceramic particles and a metal matrix, as shown in figure 1; the ceramic-metal composite region 5 comprises a first working surface 501, a second working surface 502 and a third working surface 503; the second working surface 502 is positioned on the end surface of the plate hammer, and the first working surface 501 and the second working surface 502 are intersected to form the corner of the plate hammer; the third working surfaces 503 are two and are respectively located at two sides of the first working surface 501 and the second working surface 502; the third working surface 503 is composed of a plurality of first crushing teeth 2 and second crushing teeth 3, one end of each of the first crushing teeth 2 and the second crushing teeth 3 is connected with the first working surface 501, and the other end is connected with the plate hammer main body 1; the first crushing teeth 2 and the second crushing teeth 3 are of different lengths.

In some embodiments of the utility model, the first crushing tooth 2 has a length and a width which are both greater than the second crushing tooth 3. The length ratio of the first crushing teeth 2 to the second crushing teeth 3 is 2-4: 1, the width ratio is 2-4: 1. a plurality of second crushing teeth 3 are arranged between two adjacent first crushing teeth 2, a plurality of inter-tooth spaces 4 are reserved between the first crushing teeth 2 and the second crushing teeth 3, and the width of each inter-tooth space 4 is 10-50 mm. In one preferable aspect of the present utility model, the number of the second crushing teeth 3 is 2 to 6. The excessive or too small number of the second crushing teeth 3 is not beneficial to the pocket-shaped areas between the first crushing teeth 2 to play a role in material concentration.

As one preferable aspect of the present utility model, two first working surfaces 501 and four second working surfaces 502 are provided, and the two first working surfaces 501 and the four second working surfaces 502 form four corners of a plate hammer.

The ceramic particles are one or a mixture of any of oxides, carbides and nitrides; the granularity of the ceramic particles is 0.001 mm-5 mm.

In some embodiments of the present utility model, limiting bosses 6 are disposed on two sides of the board hammer main body 1, and the limiting bosses 6 are used for installing and positioning the board hammer.

The plate hammer main body 1 is a metal matrix, and the metal matrix of the ceramic metal composite area 5 and the plate hammer main body 1 can be the same or different metals. The ceramic metal composite region 5 and the plate hammer main body 1 are connected through a casting method.

When the ceramic-metal composite plate hammer is used, as the ceramic-metal composite area has higher wear resistance than the metal-based plate hammer main body, the inter-tooth space between the first crushing teeth and the second crushing teeth is worn into grooves preferentially, and the first crushing teeth and the second crushing teeth form a convex structure and are distributed at intervals. At this moment, the region between the first crushing teeth forms the pocket form, can concentrate the material, prevents the material slippage, and the second crushing teeth between the first crushing teeth then mainly used is broken to can avoid the board hammer to be worn into the fillet after the material slippage, improve board hammer crushing efficiency and life by a wide margin.

It should be noted that while the utility model has been described in terms of the above embodiments, there are many other embodiments of the utility model. Various modifications and variations of this utility model may be apparent to those skilled in the art without departing from the spirit and scope of this utility model, and it is intended to cover in the appended claims all such modifications and variations as fall within the true scope of this utility model.

Claims (10)

1. A ceramic metal composite board hammer for industrial breaking, comprising a board hammer main body (1) and a ceramic metal composite area (5), wherein the ceramic metal composite area (5) is composed of ceramic particles and a metal matrix, and is characterized in that: the ceramic-metal composite region (5) comprises a first working surface (501), a second working surface (502) and a third working surface (503); the second working surface (502) is positioned on the end surface of the plate hammer, and the first working surface (501) and the second working surface (502) are intersected to form a corner of the plate hammer; the third working surfaces (503) are arranged at two sides of the first working surface (501) and the second working surface (502) respectively; the third working surface (503) consists of a plurality of first crushing teeth (2) and second crushing teeth (3), one end of each of the first crushing teeth (2) and the second crushing teeth (3) is connected with the first working surface (501), and the other end of each of the first crushing teeth and the second crushing teeth is connected with the plate hammer main body (1); the first crushing teeth (2) and the second crushing teeth (3) are different in length.

2. The ceramic metal composite board hammer for industrial breaking according to claim 1, wherein: the length and the width of the first crushing teeth (2) are both larger than those of the second crushing teeth (3), and the length ratio of the first crushing teeth (2) to the second crushing teeth (3) is 2-4: 1, the width ratio is 2-4: 1.

3. a ceramic metal composite board hammer for industrial breaking according to claim 2, wherein: a plurality of second crushing teeth (3) are arranged between two adjacent first crushing teeth (2).

4. A ceramic metal composite board hammer for industrial breaking according to claim 3, wherein: and inter-tooth spaces (4) are reserved among the first crushing teeth (2) and the second crushing teeth (3) and among the second crushing teeth (3).

5. The ceramic metal composite board hammer for industrial breaking according to claim 4, wherein: the width of the inter-tooth space (4) is 10-50 mm; the number of the second crushing teeth (3) is 2-6.

6. The ceramic metal composite board hammer for industrial breaking according to claim 1, wherein: the first working surfaces (501) are arranged in two, the second working surfaces (502) are arranged in four, and the four corners of the plate hammer are formed by the two first working surfaces (501) and the four second working surfaces (502).

7. The ceramic metal composite board hammer for industrial breaking according to claim 1, wherein: the granularity of the ceramic particles is 0.001 mm-5 mm.

8. The ceramic metal composite board hammer for industrial breaking according to claim 1, wherein: limiting bosses (6) are arranged on two sides of the plate hammer main body (1), and the limiting bosses (6) are used for mounting and positioning the ceramic metal composite plate hammer.

9. The ceramic metal composite board hammer for industrial breaking according to claim 1, wherein: the plate hammer main body (1) is a metal matrix, and the metal matrix of the ceramic metal composite region (5) and the plate hammer main body (1) are made of the same or different metals.

10. The ceramic metal composite board hammer for industrial breaking according to claim 1, wherein: the ceramic metal composite area (5) and the plate hammer main body (1) are connected through casting.