CN210948665U

CN210948665U - Mining novel pick with ion plating film

Info

Publication number: CN210948665U
Application number: CN201921939347.7U
Authority: CN
Inventors: 赵中猛
Original assignee: Zhengzhou Chuyan Power Engineering Equipment Co Ltd
Current assignee: Zhengzhou Chuyan Power Engineering Equipment Co Ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-07-07
Anticipated expiration: 2029-11-08

Abstract

The utility model relates to the technical field of mining cutting teeth, and discloses a novel mining cutting tooth with an ion plating film, which comprises a hard cutting tooth body, wherein the left end of the hard cutting tooth body is plated with a wear-resistant component, a movable component is arranged in a hard alloy head, the right end of the hard cutting tooth body is provided with a fin-shaped rib, the right end of the hard cutting tooth body is connected with a cutting tooth handle, a cutting tooth snap spring is clamped on the cutting tooth handle, the right end of the cutting tooth handle is connected with a cutting tooth shaft, the cutting tooth shaft is respectively provided with a first cutting tooth shaft groove and a second cutting tooth shaft groove, the wear-resistant plating layer and a workpiece are metallurgically combined through the wear-resistant component, the impact resistance and the non-falling performance of the cutting tooth are improved, the wear resistance, the corrosion resistance and the anti-erosion performance of the cutting tooth are improved, the alloy head is gradually reduced to disappear in the using process through the movable component, the condition is normal failure, not only will damage the shearer drum, but also will reduce coal mining efficiency.

Description

Mining novel pick with ion plating film

Technical Field

The utility model relates to a mining pick technical field specifically is a mining novel pick that has ion plating membrane.

Background

The cutting picks are divided into cutting picks of a coal mining machine and cutting picks of a heading machine, are parts on the mining heading machine, are main wear consumable parts of the coal mining machine and the heading machine, have high consumption, particularly when faults or waste rocks are more clamped, the consumption is increased greatly, the cutting picks push the coal bed to cut in an impact rotation mode, and need to bear high-pressure stress and shear bending stress at the same time, the impact load is periodic and alternating impact load, the cutting picks and the coal bed can generate friction heat due to severe friction in the excavation process, and various mechanical behaviors such as local yielding, contact fatigue, corrosion, fracture and the like can be accompanied in the whole wear process.

However, the cutting pick is a main wear consumable part of a coal mining machine and a heading machine, the consumption is very high, a hard cutting pick body can deform or break after long-time wear, especially when a fault or waste rock is more included, the consumption can be increased sharply, and an alloy head gradually becomes smaller and disappears in the using process due to wear, so that the coal mining efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mining novel pick that has ion plating to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a mining novel pick that has ion plating, includes the stereoplasm pick body, the left end plating has connect wear-resisting subassembly on the stereoplasm pick body, and the left end of stereoplasm pick body is connected with the carbide head, be equipped with movable subassembly in the carbide head, the right-hand member is equipped with the fin-shaped muscle on the stereoplasm pick body, and the right-hand member of stereoplasm pick body is connected with the pick handle, the last joint of pick handle has the pick jump ring, and the right-hand member of pick handle is connected with the pick axle, first pick axle recess and second pick axle recess have been seted up on the pick axle respectively.

As a further aspect of the present invention: the wear-resistant assembly comprises a circular convex coating block and a wear-resistant coating, the circular convex coating block is attached to the periphery of the wear-resistant coating, the circular convex coating block is irregularly distributed on the wear-resistant coating, and the wear-resistant coating is in a spiral shape.

As a further aspect of the present invention: the circular protruding coating block is fixedly plated on the wear-resistant coating, the wear-resistant coating is fixedly plated on the hard pick body, and the wear-resistant coating is made of hard alloy materials.

As a further aspect of the present invention: the movable assembly comprises an alloy head thread column and a hard pick body thread, the alloy head thread column is fixedly connected to the right side of the hard alloy head, and the movable assembly is arranged inside the hard pick body.

As a further aspect of the present invention: the alloy head thread column is clamped on the inner side of the internal thread of the hard cutting pick body, and the length of the internal thread of the hard cutting pick body is larger than that of the alloy head thread column.

As a further aspect of the present invention: the hard cutting pick body is fixedly connected with the cutting pick handle, the cutting pick handle is fixedly connected with the cutting pick shaft, the hard cutting pick body, the cutting pick handle and the cutting pick shaft are made of the same material, and the first cutting pick shaft groove is as wide as the second cutting pick shaft groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the wear-resistant assembly, the wear-resistant coating is metallurgically combined with the workpiece, is impact-resistant and does not fall off, the wear resistance, corrosion resistance and erosion resistance of the cutting pick are improved, a protective belt is formed with the hard cutting pick body, and no spark is generated when the wear-resistant coating is violently collided or rubbed with top and bottom plate rocks or gangue, so that the safety of coal mining is improved, the wear failure rate of the cutting pick is reduced, and the service life of the cutting pick is prolonged.

2. Through the movable assembly, because of wearing and tearing alloy head diminishes gradually until disappearing in the use, this kind of condition is normal inefficacy, if in time change is not carried out to damage cutting tooth alloy head, will not only can cause the damage to the coal-winning machine cylinder, still can reduce coal mining efficiency, and the cutting tooth head that became invalid can be changed to the design of this subassembly, is unlikely to lead to whole cutting tooth to be useless.

Drawings

FIG. 1 is a schematic structural diagram of a novel mining cutting pick with an ion plating film;

FIG. 2 is a schematic structural diagram of a novel cutting pick with an ion-coated wear-resistant component for a mine;

FIG. 3 is a schematic structural diagram of a movable assembly in a novel cutting pick with an ion plating film for a mine;

in the figure: 1. a hard alloy head; 2. a wear assembly; 3. a hard pick body; 4. a fin-shaped rib; 5. a cutting pick clamp spring; 6. a pick shank; 7. a first stub shaft groove; 8. a second pick shaft recess; 9. a pick shaft; 10. a circular bump coating block; 11. a wear-resistant coating; 12. an alloy head threaded post; 13. a movable component; 14. the hard pick body is internally threaded.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the present invention, a novel mining cutting pick with an ion plating film comprises a hard cutting pick body 3, a wear-resistant component 2 is plated on the left end of the hard cutting pick body 3, a hard alloy head 1 is connected to the left end of the hard cutting pick body 3, a movable component 13 is arranged in the hard alloy head 1, a fin-shaped rib 4 is arranged on the right end of the hard cutting pick body 3, a cutting pick handle 6 is connected to the right end of the hard cutting pick body 3, a cutting pick snap spring 5 is clamped on the cutting pick handle 6, a cutting pick shaft 9 is connected to the right end of the cutting pick handle 6, a first cutting pick shaft groove 7 and a second cutting pick shaft groove 8 are respectively arranged on the cutting pick shaft 9, the hard cutting pick body 3 is fixedly connected to the cutting pick handle 6, the cutting pick handle 6 is fixedly connected to the cutting pick shaft 9, the materials of the hard cutting pick body 3, the cutting pick handle 6 and the cutting pick shaft 9 are the same, the first cutting pick, the wear-resistant component 2 comprises a circular convex coating block 10 and a wear-resistant coating 11, the circular convex coating block 10 is attached to the periphery of the wear-resistant coating 11, the circular convex coating block 10 is irregularly distributed on the wear-resistant coating 11, the wear-resistant coating 11 is in a spiral shape, the circular convex coating block 10 is fixedly plated on the wear-resistant coating 11, the wear-resistant coating 11 is fixedly plated on a hard pick body 3, the wear-resistant coating 11 is made of hard alloy materials, fin-shaped ribs 4 are further arranged on the hard pick body 3, the fin-shaped ribs 4 are designed to improve material flow, rock debris can be timely discharged, the working efficiency of the cutting pick is improved, the wear-resistant coating is metallurgically bonded with a workpiece through the wear-resistant component 2, impact resistance and non-falling are achieved, the wear resistance, corrosion resistance and erosion resistance of the cutting pick are improved, a protective belt is formed with the hard pick body 3, and no spark is generated when the wear-resistant coating 11 collides or rubs with a top bottom plate rock or gangue violently, the safety of coal mining is improved, the abrasion failure rate of the cutting teeth is reduced, and the service life of the cutting teeth is prolonged.

In fig. 1 and 3: the movable assembly 13 comprises an alloy head threaded column 12 and a hard cutting pick internal thread 14, the alloy head threaded column 12 is fixedly connected to the right side of the hard alloy head 1, the movable assembly 13 is arranged inside the hard cutting pick body 3, the alloy head threaded column 12 is connected to the inner side of the hard cutting pick internal thread 14 in a clamped mode, the length of the hard cutting pick internal thread 14 is larger than that of the alloy head threaded column 12, the movable assembly 13 is used for gradually reducing the alloy head to disappear due to abrasion in the using process, the condition is normal failure, if the damaged cutting pick alloy head is not replaced in time, the damage to a roller of a coal mining machine can be avoided, the coal mining efficiency can be reduced, the failed cutting pick head can be replaced by the assembly, and the whole cutting pick is not wasted.

The utility model discloses a theory of operation is: firstly, a hard alloy head 1 is connected to a hard pick body 3, an alloy head thread column 12 in the hard alloy head 1 is clamped with a hard pick body internal thread 14 in the hard pick body 3, wherein the alloy head thread column 12 and the hard pick body internal thread 14 are both in thread structures and can be mutually clamped together and can be replaced, because the hard alloy head 1 can be gradually reduced until the hard alloy head disappears in the using process, the situation is normal failure, if the damaged pick hard alloy head 1 is not replaced in time, not only can the roller of a coal mining machine be damaged, but also the coal mining efficiency is reduced, then an ion plating layer is carried out on the hard pick body 3, the plating layer has the effect of the state of a wear-resistant component 2, so that the wear-resistant component 2 and the hard pick body 3 are fused into a whole, wherein the wear-resistant component 2 comprises a circular convex plating layer block 10 and a wear-resistant plating layer 11, the circular convex plating layer block 10 is fixedly attached to the outer surface of the wear-resistant plating layer 11, through the wear-resistant component 2, the wear-resistant coating is metallurgically combined with a workpiece, and is impact-resistant and does not fall off, so that the wear resistance, corrosion resistance and erosion resistance of the cutting pick are improved, a protective belt is formed with the hard cutting pick body 3, sparks are not generated when the wear-resistant coating 11 collides or rubs with top and bottom plate rocks or gangue violently, the safety of coal mining is improved, the wear failure rate of the cutting pick is reduced, the service life of the cutting pick is prolonged, the fin-shaped rib 4 is further arranged on the hard cutting pick body 3, the material flow can be improved through the design of the fin-shaped rib 4, rock fragments can be discharged in time, the working efficiency of the cutting pick is increased, finally, one end of the cutting pick shaft 9 is installed in the cutting pick sleeve, wherein the first cutting pick shaft groove 7 and the second cutting pick shaft groove 8 are clamped with threads in.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a mining novel pick that has ion plating, includes stereoplasm pick body (3), its characterized in that, the left end plating has connect wear-resisting subassembly (2) on stereoplasm pick body (3), and the left end of stereoplasm pick body (3) is connected with stereoplasm alloy head (1), be equipped with movable subassembly (13) in stereoplasm alloy head (1), the right-hand member is equipped with fin-shaped muscle (4) on stereoplasm pick body (3), and the right-hand member of stereoplasm pick body (3) is connected with pick handle (6), the joint has pick jump ring (5) on pick handle (6), and the right-hand member of pick handle (6) is connected with pick axle (9), first pick axle recess (7) and second pick axle recess (8) have been seted up on pick axle (9) respectively.

2. The novel cutting pick with the ion plating film for the mine according to claim 1, wherein the wear-resistant component (2) comprises a circular convex coating block (10) and a wear-resistant coating (11), the circular convex coating block (10) is attached to the periphery of the wear-resistant coating (11), the circular convex coating block (10) is irregularly distributed on the wear-resistant coating (11), and the wear-resistant coating (11) is in a spiral shape.

3. The novel mining cutting pick with the ion plating film according to claim 2, wherein the round protruding coating block (10) is fixedly plated on the wear-resistant coating (11), the wear-resistant coating (11) is fixedly plated on the hard cutting pick body (3), and the wear-resistant coating (11) is made of hard alloy materials.

4. The novel cutting pick with the ion plating film for the mine according to claim 1, wherein the movable assembly (13) comprises an alloy head threaded column (12) and a hard cutting pick body thread (14), the alloy head threaded column (12) is fixedly connected to the right side of the hard alloy head (1), and the movable assembly (13) is arranged inside the hard cutting pick body (3).

5. The novel mining cutting pick with the ion plating film according to claim 4, wherein the alloy head thread column (12) is clamped inside the inner side of the thread (14) in the hard cutting pick body, and the length of the thread (14) in the hard cutting pick body is larger than that of the alloy head thread column (12).

6. The novel mining cutting pick with the ion plating film according to claim 1, wherein the hard cutting pick body (3) is fixedly connected with a cutting pick handle (6), the cutting pick handle (6) is fixedly connected with a cutting pick shaft (9), the hard cutting pick body (3), the cutting pick handle (6) and the cutting pick shaft (9) are made of the same material, and the first cutting pick shaft groove (7) and the second cutting pick shaft groove (8) are the same in width.