A crusher hammer head that is easy to disassemble, assemble and fix

Abstract

The utility model discloses a crusher hammer head that is easy to disassemble and fix, including a hammer body, a threaded sleeve installed at the lower end of the hammer body is threadedly connected to a threaded column installed on the hammer shaft, a snap-fitting seat is snap-fitted inside the snap-fitting grooves opened on both sides of the upper end of the hammer body, an electromagnetic block arranged on the inner side of the upper end of the snap-fitting seat is magnetically connected to a metal block arranged on the inner side of the upper end of the snap-fitting groove, and a plurality of threaded holes arranged on the front and back of the hammer body are threadedly connected to crushing protrusions. The crusher hammer head that is easy to disassemble and fix, the present application forms a hammer head as a whole by arranging a hammer body and a snap-fitting seat, so that when the hammer head is crushing, the middle and the two sides of the hammer head will be damaged differently due to different forces, so it is convenient to replace different positions of the hammer head according to the wear conditions, thereby improving the practicality of use, and further arranging a threaded sleeve, a threaded insert and a first fixing bolt for use in combination, so that the hammer body and the hammer shaft can be easily installed and fixed, so that it is convenient to disassemble and assemble separately when replacement is required, thereby improving the replacement efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field related to crushers, in particular to a crusher hammer head which is easy to disassemble, assemble and fix. Background Art

[0002] The crusher hammer is one of the core components of the hammer crusher. It is arranged on the hammer shaft of the crusher rotor. When the crusher runs at high speed, the hammer directly hits the material and finally breaks it into suitable material size.

[0003] After searching, it was found that the typical crusher hammer in the prior art is such as the publication number CN203196687U, a crusher hammer, including a hammer handle fixed to the crusher pin shaft and a hammer body fixedly connected to the hammer handle and used for striking the material; the hammer body adopts a large rounded corner structure design, which can disperse the impact force during use, and the material is discharged along the arc. The impact force at the top corner of the hammer body is reduced, and the hammer head is not chipped, which not only extends the service life of the hammer head, but also greatly improves the production efficiency.

[0004] To sum up, the existing crusher hammer head is integrally cast and molded, which improves the service life of the hammer head. However, the hammer head is still a vulnerable part and needs to be replaced regularly. Secondly, when installing the hammer head, the end with the mounting hole is sleeved and fixed to the crusher hammer shaft to fix the hammer head. However, more than one hammer head is fixed on the hammer shaft. When replacing a single hammer head, part of the hammer head needs to be disassembled and reinstalled after replacement. The operation is more troublesome and reduces the replacement efficiency. In view of the above problems, it is necessary to improve the existing equipment. Utility Model Content

[0005] The purpose of the utility model is to provide a crusher hammer head which is easy to disassemble, assemble and fix, so as to solve the problem that the existing crusher hammer head proposed in the above background technology is cast as an integral part, and the service life of the hammer head is improved, but the hammer head is still a vulnerable part and needs to be replaced regularly. Secondly, when installing the hammer head, one end with the mounting hole is sleeved and fixed to the crusher hammer shaft to fix the hammer head. However, more than one hammer head is fixed on the hammer shaft. When replacing a single hammer head, part of the hammer heads need to be disassembled and reinstalled after replacement, which is troublesome to operate and reduces the problem of replacement efficiency.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a crusher hammer head which is easy to disassemble and fix, comprising a hammer body,

[0007] A threaded sleeve is installed at the lower end of the hammer body, and the threaded sleeve is threadedly connected to the threaded column installed on the hammer shaft. At the same time, clamping grooves are opened on both sides of the upper end of the hammer body, and a clamping seat is clamped and connected inside the clamping groove, and a plurality of fixed protrusions are equidistantly arranged on the outside of the clamping seat. At the same time, an electromagnetic block arranged on the inner side of the upper end of the clamping seat is magnetically connected to a metal block arranged on the inner side of the upper end of the clamping groove. A plurality of threaded holes are opened on the front and back sides of the hammer body, and crushing protrusions are threadedly connected inside the threaded holes.

[0008] Preferably, the hammer body is integrally cast from a special metal, and a wear-resistant layer is provided on the outer side of the hammer body.

[0009] Preferably, a threaded rod arranged on one side of the threaded sleeve passes through the threaded sleeve, the threaded column and is threadedly connected to the other side of the threaded sleeve, and a first fixing bolt is arranged on the front side of the threaded sleeve, and the first fixing bolt passes through the threaded sleeve, the threaded column, the threaded rod and is threadedly connected to the inner side of the back side of the threaded sleeve.

[0010] Preferably, the engaging seat is a U-shaped structure, and the engaging seat is made of alloy steel, and a wear-resistant layer is provided on the outer side of the engaging seat.

[0011] Preferably, a second fixing bolt symmetrically arranged on the outer side of the upper end of the locking seat passes through the locking seat, the electromagnetic block and the metal block and is threadedly connected to the inner side of the upper end of the hammer body, and a third fixing bolt is symmetrically arranged on the lower ends of both sides of the locking seat. At the same time, the third fixing bolt passes through the locking seat and is threadedly connected to a magnetic threaded tube correspondingly arranged on the inner side of the side of the hammer body.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the hammer head of the crusher which is easy to disassemble and fix is

[0013] (1) In order to solve the problem that the hammer head of the existing crusher is cast as one piece, the service life of the hammer head is increased, but the hammer head is still a vulnerable part and needs to be replaced regularly, the present application arranges a hammer body and a clamping seat to form a hammer head as a whole, so that when the hammer head is crushing, the middle and the two sides of the hammer head will be damaged differently due to different forces, so it is convenient to replace different positions of the hammer head according to the wear condition, thereby improving the practicality of use;

[0014] (2) In order to solve the problem that when installing the hammer head, one end with the mounting hole is sleeved and fixed to the crusher hammer shaft to fix the hammer head. However, more than one hammer head is fixed on the hammer shaft. When replacing a single hammer head, part of the hammer heads need to be disassembled and reinstalled after replacement, which is troublesome and reduces the replacement efficiency. The present application provides a threaded sleeve, a threaded insert rod and a first fixing bolt for use in combination, so that the hammer body and the hammer shaft can be easily installed and fixed, so that they can be disassembled and assembled separately when replacement is required, thereby improving the replacement efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1This is a schematic diagram of the front cross-sectional structure of the utility model;

[0016] Figure 2 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0017] Figure 3 For this utility model Figure 1 The enlarged structural diagram at B in the middle;

[0018] Figure 4 It is a front view structural schematic diagram of the utility model.

[0019] In the figure: 1, hammer body; 101, snap-fit ​​groove; 102, metal block; 103, magnetic threaded cylinder; 104, crushing protrusion; 2, threaded sleeve; 3, threaded column; 4, hammer shaft; 5, threaded rod; 6, first fixing bolt; 7, snap-fit ​​seat; 8, fixing protrusion; 9, electromagnetic block; 10, second fixing bolt; 11, third fixing bolt. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 The utility model provides a technical solution: a crusher hammer head that is easy to disassemble and fix, according to Figure 1 and Figure 4 As shown, the hammer body 1 is an integral special metal casting, and a wear-resistant layer is arranged on the outer side of the hammer body 1 to improve the service life of the hammer body 1. A threaded sleeve 2 is installed at the lower end of the hammer body 1, and the threaded sleeve 2 is threadedly connected to a threaded column 3 installed on the hammer shaft 4. A threaded insert rod 5 arranged on one side of the threaded sleeve 2 penetrates the threaded sleeve 2, and the threaded column 3 is threadedly connected to the other side of the threaded sleeve 2. A first fixing bolt 6 is arranged on the front side of the threaded sleeve 2, and the first fixing bolt 6 penetrates the threaded sleeve 2, the threaded column 3, and the threaded insert rod 5 is threadedly connected to the inner side of the back side of the threaded sleeve 2 to improve the stability of the installation between the threaded sleeve 2 and the threaded column 3. A plurality of threaded holes are opened on the front and back sides of the hammer body 1, and a crushing protrusion 104 is threadedly connected inside the threaded hole, so that the damaged crushing protrusion 104 can be replaced separately, thereby reducing the replacement cost and improving the replacement efficiency.

[0022] according to Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, engaging grooves 101 are provided on both sides of the upper end of the hammer body 1, and an engaging seat 7 is engaged with the inside of the engaging grooves 101. The engaging seat 7 is a U-shaped structure, and the engaging seat 7 is made of alloy steel. At the same time, a wear-resistant layer is provided on the outer side of the engaging seat 7 to improve the service life of the engaging seat 7, and a plurality of fixing protrusions 8 are equidistantly provided on the outer side of the engaging seat 7 to facilitate crushing of objects. At the same time, the electromagnetic block 9 provided on the inner side of the upper end of the engaging seat 7 is magnetically connected to the metal block 102 provided on the inner side of the upper end of the engaging groove 101, and the second fixing bolts 10 symmetrically provided on the outer side of the upper end of the engaging seat 7 penetrate the engaging seat 7, the electromagnetic block 9 and the metal block 102 and are threadedly connected to the inner side of the upper end of the hammer body 1, and the third fixing bolts 11 are symmetrically provided on the lower ends of both sides of the engaging seat 7, and at the same time, the third fixing bolts 11 penetrate the engaging seat 7 and are threadedly connected to the magnetic threaded cylinder 103 correspondingly provided on the inner side of the side of the hammer body 1, so as to improve the stability of the connection between the engaging seat 7 and the hammer body 1.

[0023] When in use, the threaded sleeve 2 is rotated to make the threaded sleeve 2 threadedly connected with the threaded column 3 installed on the hammer shaft 4, and then the threaded rod 5 is rotated to make the threaded rod 5 pass through the threaded sleeve 2 and the threaded column 3 and the other side of the threaded sleeve 2 be threadedly connected, and then the first fixing bolt 6 is rotated to make the first fixing bolt 6 pass through the threaded sleeve 2, the threaded column 3, and the threaded rod 5 and the inner side of the back side of the threaded sleeve 2 be threadedly connected. When disassembly and replacement are required, the second fixing bolt 10 and the third fixing bolt 11 are separated from the hammer body 1, so that the engaging seat 7 can be removed from the engaging groove 101 for replacement. When the crushing protrusion 104 threadedly connected on the hammer body 1 needs to be replaced, only the crushing protrusion 104 that is severely worn needs to be rotated and disassembled.

[0024] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0025] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A crusher hammer head that is easy to disassemble, assemble and fix, comprising a hammer body (1), characterized in that: A threaded sleeve (2) is installed at the lower end of the hammer body (1), and the threaded sleeve (2) is threadedly connected to a threaded column (3) installed on the hammer shaft (4). At the same time, the upper end of the hammer body (1) is provided with engaging grooves (101) on both sides, and the engaging groove (101) is engaged with an engaging seat (7) inside, and a plurality of fixing protrusions (8) are equidistantly arranged outside the engaging seat (7). At the same time, an electromagnetic block (9) arranged on the inner side of the upper end of the engaging seat (7) is magnetically connected to a metal block (102) arranged on the inner side of the upper end of the engaging groove (101). The front and back sides of the hammer body (1) are provided with a plurality of threaded holes, and the inner sides of the threaded holes are threadedly connected with crushing protrusions (104).

2. The hammer head of a crusher that is easy to disassemble and fix as claimed in claim 1, characterized in that: The hammer body (1) is integrally made of metal casting, and a wear-resistant layer is provided on the outer side of the hammer body (1).

3. The crusher hammer head that is easy to disassemble and fix as claimed in claim 1, characterized in that: A threaded rod (5) provided on one side of the threaded sleeve (2) passes through the threaded sleeve (2), the threaded column (3), and is threadedly connected to the other side of the threaded sleeve (2); a first fixing bolt (6) is provided on the front side of the threaded sleeve (2); and the first fixing bolt (6) passes through the threaded sleeve (2), the threaded column (3), the threaded rod (5), and is threadedly connected to the inner side of the back side of the threaded sleeve (2).

4. The hammer head of a crusher that is easy to disassemble and fix as claimed in claim 1, characterized in that: The engaging seat (7) is of a U-shaped structure and is made of alloy steel. A wear-resistant layer is provided on the outer side of the engaging seat (7).

5. The hammer head of a crusher that is easy to disassemble and fix as claimed in claim 1, characterized in that: A second fixing bolt (10) symmetrically arranged on the outer side of the upper end of the snap-fit ​​seat (7) passes through the snap-fit ​​seat (7), the electromagnetic block (9) and the metal block (102) and is threadedly connected to the inner side of the upper end of the hammer body (1), and third fixing bolts (11) are symmetrically arranged on the lower ends of both sides of the snap-fit ​​seat (7). The third fixing bolts (11) pass through the snap-fit ​​seat (7) and are threadedly connected to a magnetic threaded barrel (103) correspondingly arranged on the inner side of the side of the hammer body (1).

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