CN220522563U

CN220522563U - High wear-resisting cutting pick

Info

Publication number: CN220522563U
Application number: CN202322269351.XU
Authority: CN
Inventors: 王瑞; 李强
Original assignee: Zhongsheng Xinda Shandong Construction Machinery Co ltd
Current assignee: Zhongsheng Xinda Shandong Construction Machinery Co ltd
Priority date: 2023-08-23
Filing date: 2023-08-23
Publication date: 2024-02-23
Anticipated expiration: 2033-08-23

Abstract

The utility model relates to a high-wear-resistance cutting pick which comprises a cutting pick main body and a base, wherein the cutting pick main body is clamped in the top end of the base, the top end of the cutting pick main body is provided with a mounting groove, the inner wall of the mounting groove is slidably connected with a wear-resistant body, the inner wall of the wear-resistant body is provided with a fixing groove, and the inner wall of the fixing groove is slidably connected with a cutter head body. In the use process, after the cutter head is damaged or the wear-resistant body at the top end is worn, the screw rod can be rotated conveniently to drive the fixed block to slide, the cutting pick main body is disassembled, the locating block and the second locating block are pulled out through the drag hook, the quick replacement can be performed, the whole replacement is avoided, the cost is reduced, the whole assembly structure is convenient to disassemble and assemble, the use is firm and stable, and the practicability of equipment is enhanced.

Description

High wear-resisting cutting pick

Technical Field

The utility model relates to the technical field of cutting picks, in particular to a high-wear-resistance cutting pick.

Background

The cutting pick used for the cutting tools of the coal cutter and the heading machine mainly comprises a tooth body and an alloy tool bit, is mainly used for the coal cutter to mine coal beds, is a common tool in industry, and plays a vital role in industrial production.

However, most of the existing cutting picks are of an integrated structure, so that when the cutting pick is used, a large amount of loss is easy, the outside of the cutter head and the top end of the cutting pick is damaged, and the cutting pick cannot be used, so that the cutting pick which is convenient to disassemble and assemble and convenient to replace for the cutter head and the wear-resistant body is urgently needed.

Disclosure of Invention

The utility model provides a high-wear-resistance cutting pick for solving the problems in the prior art.

In order to solve the technical problems, the utility model is realized by the following technical scheme: the utility model provides a high wear-resisting pick, includes pick main part and base, pick main part joint is inside the top of base, the top of pick main part is equipped with the mounting groove, the inner wall sliding connection of mounting groove has the wear-resisting body, the inner wall of the wear-resisting body is equipped with the fixed slot, the inner wall sliding connection of fixed slot has the tool bit body, the inside fixedly connected with tool bit of tool bit body, the both ends outer wall of tool bit body all is equipped with the second fixed slot, the outer wall top of the wear-resisting body is equipped with the second spout, the inner wall sliding connection of second spout has the second locating piece, the one end outer wall of second locating piece and the inner wall assorted of second fixed slot, second locating piece and second fixed slot sliding connection.

Preferably, the number of the cutter heads is two, and the two cutter heads are respectively fixed at two ends of the cutter head body.

Preferably, a first chute is arranged on the outer wall of the bottom end of the cutting pick main body, a positioning block is slidably connected to the inner wall of the first chute, and a first fixing groove is arranged on the outer wall of the bottom end of the wear-resistant body.

Preferably, the inner wall of the first fixing groove is in sliding connection with the outer wall of the positioning block, and the outer sides of the first sliding groove and the second positioning block are fixedly connected with draw hooks.

Preferably, the top of base is equipped with the pilot hole, the inner wall in pilot hole and the bottom outer wall size phase-match of pick main part.

Preferably, the outside of base all rotates and is connected with the lead screw, the inside of pilot hole is equipped with spacing spout, the inner wall sliding connection of spacing spout has the fixed block, the fixed block establishes through the screw thread cover with the lead screw and is connected.

The beneficial effects of the utility model are as follows:

in the use process, after the cutter head is damaged or the wear-resistant body at the top end is worn, the screw rod can be rotated conveniently to drive the fixed block to slide, the cutting pick main body is disassembled, the locating block and the second locating block are pulled out through the drag hook, the quick replacement can be performed, the whole replacement is avoided, the cost is reduced, the whole assembly structure is convenient to disassemble and assemble, the use is firm and stable, and the practicability of equipment is enhanced.

Drawings

Fig. 1 is a schematic view of the overall structure of the present utility model.

Fig. 2 is a schematic view of a partial cross-sectional structure of a base of the present utility model.

Fig. 3 is a schematic diagram of an exploded construction of the present utility model.

Fig. 4 is a schematic diagram of the structure of fig. 3 a according to the present utility model.

In fig. 1-4: 1. a pick body; 2. a base; 3. a mounting groove; 4. a wear-resistant body; 5. a fixing groove; 6. a cutter head body; 7. a cutter head; 8. a first fixing groove; 9. a first chute; 10. a positioning block; 11. a second chute; 12. a second positioning block; 13. a drag hook; 14. a second fixing groove; 15. a fitting hole; 16. limiting sliding grooves; 17. a fixed block; 18. and a screw rod.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

1-4, a high wear-resistant cutting pick comprises a cutting pick main body 1 and a base 2, wherein the cutting pick main body 1 is clamped in the top end of the base 2, the top end of the cutting pick main body 1 is provided with a mounting groove 3, the inner wall of the mounting groove 3 is slidably connected with a wear-resistant body 4, the inner wall of the wear-resistant body 4 is provided with a fixing groove 5, the inner wall of the fixing groove 5 is slidably connected with a cutter head body 6, the inside of the cutter head body 6 is fixedly connected with a cutter head 7, the outer walls of the two ends of the cutter head body 6 are respectively provided with a second fixing groove 14, the top end of the outer wall of the wear-resistant body 4 is provided with a second sliding groove 11, the inner wall of the second sliding groove 11 is slidably connected with a second positioning block 12, one end outer wall of the second positioning block 12 is matched with the inner wall of the second fixing groove 14, the second positioning block 12 is slidably connected with the second fixing groove 14, and when in use, the cutter head 6 is inserted into the inside of the fixing groove 5 through assembly, the second fixing groove 14 at the bottom end is the same in height as the second positioning block 12, the wear-resistant body 4 is inserted into the inner wall of the mounting groove 3, the inner wall of the mounting groove 3 extrudes the second positioning block 12, the second positioning block 12 is inserted into the inner wall of the second fixing groove 14 to fixedly connect the cutter head body 6, then when the cutter bit main body 1 is mounted, the cutter bit main body 1 is inserted into the inner wall of the mounting hole 15, the extrusion of the inner wall of the mounting hole 15 pushes the positioning block 10 to be clamped into the inner wall of the first fixing groove 8 to fix the wear-resistant body 4, the fixing block 17 is further driven to move inwards by the rotating screw 18 to fixedly mount the cutter bit main body 1, after the cutter bit 7 is damaged or the wear-resistant body 4 at the top end is worn, the cutter bit main body 1 can be conveniently dismounted, the positioning block 10 and the second positioning block 12 are extracted through the drag hook 13, rapid replacement can be performed, the whole replacement is avoided, the cost is reduced, the disassembly and the assembly are convenient, the use is firm and stable, and the practicability of the equipment is enhanced.

The quantity of tool bit 7 sets up to two, and two tool bit 7 are fixed respectively at the both ends of tool bit body 6, but the secondary utilization tool bit body 6 of being convenient for promotes the utilization ratio, and the bottom outer wall of pick main part 1 is equipped with first spout 9, and the inner wall sliding connection of first spout 9 has locating piece 10, and the bottom outer wall of wear-resisting body 4 is equipped with first fixed slot 8, the inner wall of first fixed slot 8 and the outer wall sliding connection of locating piece 10, the equal fixedly connected with drag hook 13 in the outside of first spout 9 and second locating piece 12, is convenient for take out locating piece 10 and second locating piece 12 through drag hook 13.

The top of base 2 is equipped with mounting hole 15, and mounting hole 15's inner wall and pick main part 1's bottom outer wall size phase-match, and the outside of base 2 all rotates and is connected with lead screw 18, and mounting hole 15's inside is equipped with spacing spout 16, and spacing spout 16's inner wall sliding connection has fixed block 17, and fixed block 17 establishes through the thread bush with lead screw 18 to be connected, and the fixed block 17 of being convenient for through the lead screw 18 area of changeing slides at spacing spout 16 inner wall.

In summary, the utility model has the following working principles: during the use, the staff inserts the inside of fixed slot 5 with tool bit body 6 through the assembly, the height that is located bottom second fixed slot 14 this moment is highly the same with second locating piece 12, insert the inner wall of mounting groove 3 with wear-resisting body 4 again, the inner wall of mounting groove 3 extrudees second locating piece 12 this moment, the second locating piece 12 that is inserts second fixed slot 14 inner wall, to tool bit body 6 fixed connection, later install pick main part 1, insert the mounting hole 15 inner wall, and then promote locating piece 10 card into first fixed slot 8 inner wall at the extrusion of mounting hole 15 inner wall, it is fixed to wear-resisting body 4, further drive fixed block 17 to inboard through rotating lead screw 18, carry out fixed mounting to pick main part 1, in the use, appear that the wear-resisting body 4 on tool bit 7 damages or the top appears after wearing and tearing, can be convenient dismantle pick main part 1, take out locating piece 10 and second locating piece 12 through drag hook 13, can carry out quick change, avoid whole, reduce cost, and easy dismounting, firm in use, the whole has just so accomplished the work flow of the device.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high wear-resisting pick, includes pick main part (1) and base (2), its characterized in that: pick main part (1) joint is inside the top of base (2), the top of pick main part (1) is equipped with mounting groove (3), the inner wall sliding connection of mounting groove (3) has wear-resisting body (4), the inner wall of wear-resisting body (4) is equipped with fixed slot (5), the inner wall sliding connection of fixed slot (5) has tool bit body (6), the inside fixedly connected with tool bit (7) of tool bit body (6), the both ends outer wall of tool bit body (6) all is equipped with second fixed slot (14), the outer wall top of wear-resisting body (4) is equipped with second spout (11), the inner wall sliding connection of second spout (11) has second locating piece (12), the one end outer wall of second locating piece (12) and the inner wall phase-match of second fixed slot (14), second locating piece (12) and second fixed slot (14) sliding connection.

2. A high wear pick according to claim 1, wherein: the number of the cutter heads (7) is two, and the two cutter heads (7) are respectively fixed at two ends of the cutter head body (6).

3. A high wear pick according to claim 2, wherein: the cutting pick is characterized in that a first sliding groove (9) is formed in the outer wall of the bottom end of the cutting pick main body (1), a positioning block (10) is connected to the inner wall of the first sliding groove (9) in a sliding mode, and a first fixing groove (8) is formed in the outer wall of the bottom end of the wear-resistant body (4).

4. A high wear pick according to claim 3, wherein: the inner wall of the first fixing groove (8) is in sliding connection with the outer wall of the positioning block (10), and draw hooks (13) are fixedly connected to the outer sides of the first sliding groove (9) and the second positioning block (12).

5. A high wear pick according to claim 1, wherein: the cutting pick is characterized in that an assembly hole (15) is formed in the top end of the base (2), and the inner wall of the assembly hole (15) is matched with the outer wall of the bottom end of the cutting pick body (1) in size.

6. A high wear pick according to claim 5, wherein: the outer side of the base (2) is rotationally connected with a screw rod (18), a limiting chute (16) is arranged in the assembly hole (15), a fixed block (17) is slidably connected to the inner wall of the limiting chute (16), and the fixed block (17) is sleeved with the screw rod (18) through threads.