CN220667549U - Wear-resistant pick-shaped cutting pick - Google Patents

Abstract

The utility model discloses a wear-resistant pick-shaped cutting pick, and belongs to the technical field of heading machines. Including tooth body and tooth head, tooth body outer wall is equipped with wear-resisting strip, tooth body bottom is equipped with the spliced pole, the mounting groove has been seted up to the spliced pole lower extreme, the cell body has been seted up to the tooth body inside, the cell body inner wall has been seted up and has been put the piece groove, it is equipped with the joint piece to put a inslot portion, be equipped with elastic alloy strip between joint piece and the put a inslot wall, joint piece and put a groove and pass through elastic alloy strip fixed connection, the cell body is inside to be equipped with the tooth head. This wear-resisting type pick with wear-resisting function has improved the wearability of pick through setting up wear strip and wear-resisting arch to the tooth surface, has solved the pick tooth body and has had poor problem of wear resistance in the operation process, has reduced the frequency of changing the pick tooth in the operation process, has improved the life of pick tooth body in the use, makes the pick tooth obtain improving in the operation process efficiency.

Description

Wear-resistant pick-shaped cutting pick

Technical Field

The utility model belongs to the technical field of heading machines, and particularly relates to a wear-resistant pick-shaped cutting pick.

Background

Pick-type picks (also known as bucket teeth) are an important tool in heading, excavating and mining operations, which are commonly used to excavate soil, coal mine, ore and other subterranean resources, and are typically made of strong alloy materials, and are mounted on heading machines for cutting and stripping subterranean materials, helping to achieve efficient and accurate subterranean excavation operations, playing a critical role in engineering projects.

Because current pick type pick receives wearing and tearing seriously in the operation in-process, needs often to change, and the abominable pick type pick's that makes of operation environment tooth body wearing and tearing seriously, pick type pick has the poor problem of wearability, can appear the phenomenon that the tooth head drops from the tooth body, needs the staff to change pick type pick regularly, will make the operation progress speed receive the influence, consequently needs further innovation on traditional pick type pick's basis, for this reason, proposes a wear-resisting pick type pick.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, the pick-shaped cutting pick is poor in wear resistance and a pick head falls off from a pick body, and provides the wear-resistant pick-shaped cutting pick.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a wear-resisting type pick, includes the tooth body and tooth head, the tooth body outer wall is equipped with wear-resisting strip, tooth body bottom is equipped with the spliced pole, the mounting groove has been seted up to the spliced pole lower extreme, the cell body has been seted up to the tooth body inside, the cell body inner wall has been seted up and has been put the piece groove, it is equipped with the joint piece to put the piece inslot portion, be equipped with the elasticity alloy strip between joint piece and the put a inslot wall, joint piece and put a piece groove and pass through elasticity alloy strip fixed connection, the cell body inside is equipped with the tooth head.

Preferably: wear-resisting bulges are arranged on the upper surface of the wear-resisting strip, and the wear-resisting bulges are linearly arranged on the upper surface of the wear-resisting strip.

Preferably: the wear-resisting strip middle part has seted up first recess, wear-resisting strip is symmetrical about first recess, wear-resisting strip evenly distributed is at the tooth upper surface.

Preferably: the tooth head bottom is equipped with the sand grip, the second recess with sand grip adaptation is seted up to the cell body bottom, be equipped with the solder layer between sand grip and the second recess, sand grip and second recess pass through solder layer fixed connection.

Preferably: the tooth body is the toper structure, tooth body outer wall is equipped with the wearing layer.

Preferably: the tooth head and the connecting column are of an integrated structure.

Preferably: the tooth head outer wall is offered the joint groove, joint groove and joint piece constitute limit structure.

Compared with the prior art, the utility model provides the wear-resistant pick-shaped cutting pick, which has the following beneficial effects:

1. this wear-resisting type pick with wear-resisting function has improved the wearability of pick through add wear strip and wear-resisting arch to the tooth surface, has solved the defect that current pick wear resistance is poor in the operation process, has reduced the frequency of changing the pick in the operation process, has improved the life of pick in the use, makes the pick obtain improving in the efficiency of operation process.

2. This wear-resisting type pick with wear-resisting function carries out the joint through the joint groove of being connected the joint structure of putting the block groove and the joint block is constituteed and the tooth is offered by elastic alloy strip, makes the tooth fix at the tooth, has improved the impact strength between tooth and the tooth, makes tooth and tooth fixed connection through welding layer with sand grip and recess, has further improved the joint strength of tooth and tooth, has solved the problem that the tooth easily drops from the tooth when the tooth receives wearing and tearing seriously, has increased the life of pick type tooth in the use, has further improved the efficiency of pick type tooth in the operation in-process.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic elevational view of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;

FIG. 5 is an enlarged schematic view of the structure of FIG. 3B according to the present utility model;

FIG. 6 is a schematic view of the wear strip of the present utility model;

in the figure:

1. a tooth head; 2. a first groove; 3. a wear-resistant layer; 4. a tooth body; 5. a connecting column; 6. a mounting groove; 7. wear strips; 8. wear-resisting bulges; 9. a tank body; 10. a solder layer; 11. a second groove; 12. a block placing groove; 13. a clamping block; 14. an elastic alloy strip; 15. a clamping groove; 16. a convex strip.

Detailed Description

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.

The utility model discloses a wear-resistant pick-shaped cutting pick, which comprises a pick body 4 and a pick head 1, wherein a wear-resistant strip 7 is arranged on the outer wall of the pick body 4, a connecting column 5 is arranged at the bottom of the pick body 4, a mounting groove 6 is formed in the lower end of the connecting column 5, a groove body 9 is formed in the pick body 4, a block groove 12 is formed in the inner wall of the groove body 9, a clamping block 13 is arranged in the block groove 12, an elastic alloy strip 14 is arranged between the clamping block 13 and the inner wall of the block groove 12, the clamping block 13 is connected with the block groove 12 through the elastic alloy strip, and the pick head 1 is arranged in the groove body 9.

In this embodiment, the clamping block 13 is connected to the inner wall of the block groove 12 through the elastic alloy strip 14, in the process that the tooth head 1 is inserted into the groove body 9, the clamping block 13 is extruded to move towards the inner wall of the block groove 12, the elastic alloy strip 14 deforms, the tooth head 1 is inserted into the groove body 9, when the clamping groove 15 moves to the same horizontal position as the clamping block 13, the clamping block 13 enters the clamping groove 15 formed in the outer wall of the tooth head 1 under the action of the elastic alloy strip 14, the clamping of the tooth head 1 is completed, in the use process, firstly, the pick-shaped cutting pick is installed on the tooth seat through the installation groove 6 at the lower end of the connecting column 5, the integral structure formed by the tooth seat and the pick-shaped cutting pick is installed on the cutting head, in the operation process, the tooth head 1 cuts the cut object, the tooth body 4 is separated from the cut object through the wear-resistant strip 7 on the surface of the tooth body 4, the wear-resistant strip 7 rubs with the cut object, and after the wear-resistant strip 7 is worn completely, the tooth body 4 contacts with the cut object, and the service life of the pick-shaped cutting pick is prolonged.

Referring to fig. 3 and 6, the wear-resistant protrusions 8 are arranged on the upper surface of the wear-resistant strip 7, and the wear-resistant protrusions 8 are linearly arranged on the upper surface of the wear-resistant strip 7, so that the wear resistance of the pick-shaped pick is improved, and the practicability of the pick-shaped pick in the operation process is improved.

Referring to fig. 6, the first groove 2 is provided in the middle of the wear-resistant strip 7, the wear-resistant strip 7 is symmetrical with respect to the first groove 2, the wear-resistant strip 7 is uniformly distributed on the upper surface of the tooth body 4, and the plurality of groups of wear-resistant strips 7 are provided, so that the crushing effect of the cutting head on rock stratum is improved in the process of rotating and crushing, and meanwhile, the service life of the pick-shaped cutting pick in the process of operation is prolonged.

Referring to fig. 5, a raised line 16 is provided at the bottom of the tooth head 1, a second groove 11 adapted to the raised line 16 is provided at the bottom of the groove body 9, a solder layer 10 is provided between the raised line 16 and the second groove 11, the raised line 16 and the second groove 11 are fixedly connected through the solder layer 10, and the contact area between the tooth body 4 and the tooth head 1 is increased through the provided second groove 11, so that the tooth body 4 and the tooth head 1 can be better connected.

Referring to fig. 2, the tooth body 4 is the toper structure, and tooth body 4 outer wall is equipped with wearing layer 3, and the conical design of tooth body 4 makes the pick type pick can be better in depth broken in the use, and wearing layer 3's design is high wear-resisting impact layer, can improve pick type pick's impact resistance and wearability increase of service life.

Referring to fig. 2, the pick head 1 and the connecting post 5 are of an integral structure, and the design of the integral structure can improve the impact resistance of the pick-shaped pick and the overall strength of the device.

Referring to fig. 4, the outer wall of the tooth head 1 is provided with a clamping groove 15, the clamping groove 15 and the clamping block 13 form a limiting structure, the tooth head 1 is fixed through the limiting structure, and the installation stability between the tooth head 1 and the tooth body 4 is improved.

Working principle: during the use, joint piece 13 passes through elastic alloy strip 14 to be connected at the inner wall of put the piece groove 12, at the in-process that tooth head 1 inserted cell body 9, joint piece 13 receives the extrusion to be moved towards the inner wall of put the piece groove 12, elastic alloy strip 14 takes place deformation, along with tooth head 1 inserts cell body 9, when joint groove 15 moves to same horizontal position with joint piece 13, joint groove 15 that the outer wall of tooth head 1 was seted up is got into to joint piece 13 under the effect of elastic alloy strip, accomplish the joint of tooth head 1, during the use, at first make the pick type pick install on the tooth holder through the mounting groove 6 of spliced pole 5 lower extreme, at the integral type structure that forms tooth holder and pick type pick is installed on the cutter head, during the operation, tooth head 1 cuts the cutter, keep apart tooth body 4 and cutter, the friction is carried out to the cutter through wear-resisting strip 7 on tooth body 4 surface, after wear-resisting strip 7 is complete, tooth body 4 contacts with the cutter, extension pick type pick life.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (7)

1. The utility model provides a wear-resisting type pick, includes tooth body (4) and tooth head (1), its characterized in that: tooth body (4) outer wall is equipped with wear-resisting strip (7), tooth body (4) bottom is equipped with spliced pole (5), spliced pole (5) lower extreme has seted up mounting groove (6), inside cell body (9) of having seted up of tooth body (4), put piece groove (12) have been seted up to cell body (9) inner wall, put piece groove (12) inside joint piece (13) that is equipped with, be equipped with elasticity alloy strip (14) between joint piece (13) and the put piece groove (12) inner wall, joint piece (13) and put piece groove (12) through elasticity alloy strip (14) fixed connection, inside tooth head (1) that is equipped with of cell body (9).

2. A wear-resistant pick according to claim 1, characterized in that the wear-resistant strip (7) upper surface is provided with wear-resistant projections (8), the wear-resistant projections (8) being arranged linearly on the wear-resistant strip (7) upper surface.

3. A wear-resistant pick according to claim 2, characterized in that the first recess (2) is provided in the middle of the wear-resistant strip (7), the wear-resistant strip (7) is symmetrical with respect to the first recess (2), and the wear-resistant strip (7) is uniformly distributed on the upper surface of the pick body (4).

4. The wear-resistant pick-shaped cutting pick according to claim 1, wherein a raised line (16) is arranged at the bottom of the pick head (1), a second groove (11) matched with the raised line (16) is formed at the bottom of the groove body (9), a solder layer (10) is arranged between the raised line (16) and the second groove (11), and the raised line (16) and the second groove (11) are fixedly connected through the solder layer (10).

5. A wear-resistant pick according to claim 1, characterized in that the pick body (4) is of conical construction, the outer wall of the pick body (4) being provided with a wear-resistant layer (3).

6. A wear-resistant pick according to claim 1, characterized in that the pick head (1) and the connecting post (5) are of one-piece construction.

7. A wear-resistant pick according to claim 1, characterized in that the outer wall of the pick head (1) is provided with a clamping groove (15), and the clamping groove (15) and the clamping block (13) form a limiting structure.