CN214901983U

CN214901983U - Double-screw cleaning tool bit

Info

Publication number: CN214901983U
Application number: CN202121659082.2U
Authority: CN
Inventors: 刘高
Original assignee: Wuxi Simon Machinery Manufacturing Co ltd
Current assignee: Ganzhou baoside Machinery Technology Co.,Ltd.
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2021-11-30
Anticipated expiration: 2031-07-20

Abstract

The utility model discloses a two spiral cleaning tool bits, offer the cutter body of mounting hole including the top surface, the front end of the bottom surface of cutter body is provided with broken tooth, and the bottom surface of cutter body is provided with wear-resisting piece, and wear-resisting piece and the setting of broken tooth next-door neighbour, wear-resisting piece can be dismantled with the cutter body and be connected. The utility model protects the bottom surface of the cutter body through the wear-resistant block, reduces the wear of the cutter body and prolongs the service life of the cutter body; the wear-resistant block is connected with the cutter body in an inserted manner, so that when the wear-resistant block is seriously worn, the wear-resistant block can be quickly replaced, and the convenience of cutter head maintenance is improved; the end part of the stud is provided with an anti-collision block, so that the stud can be conveniently screwed through the anti-collision block, and the side surface of the cutter body can be protected.

Description

Double-screw cleaning tool bit

Technical Field

The utility model belongs to the technical field of the clearance cutter, especially, relate to a two spiral cleaning tool bits.

Background

The process that the soil conservation was leveled including the soil clearance, when the soil clearance was leveled, mechanical equipment rotated the realization and was leveled the clearance of soil through the tool bit rotation that the drive was installed above that, nevertheless because the ground condition is complicated diversified, the broken tooth of installation can't effectively protect the cutter body on the tool bit during operation tool bit, causes the tool bit wearing and tearing such as the soil body, rubble serious, can lead to the tool bit to scrap unable continuation use even, consequently, need for a clearance tool bit in order to solve above problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two spiral cleaning tool bits to the cutter body of solving the tool bit can't obtain effectual protection in the course of the work, leads to cutter body wearing and tearing serious, finally leads to the tool bit to scrap the technical problem of unable technological use.

In order to achieve the above object, the utility model discloses a two spiral cleaning tool bits's concrete technical scheme as follows:

the utility model provides a two spiral cleaning cutter head, includes that the cutter body of mounting hole is seted up to the top surface, the front end of the bottom surface of cutter body is provided with broken tooth, the bottom surface of cutter body is provided with wear-resisting piece, wear-resisting piece with broken tooth next-door neighbour sets up, wear-resisting piece with the connection can be dismantled to the cutter body.

Preferably, in order to improve the protection effect on the cutter body, the number of the wear-resistant blocks is two, and the two wear-resistant blocks are arranged in the width direction of the cutter body.

Preferably, in order to protect the wear-resistant blocks and improve the mounting precision and firmness of the wear-resistant blocks, positioning grooves are formed in the two sides of the bottom surface of the cutter body, one side, away from each other, of each positioning groove is communicated with the outside, and the two wear-resistant blocks are arranged in the two positioning grooves respectively.

Preferably, in order to improve the convenience of the wear-resistant block in disassembly and assembly and replacement, the bottom surface of the positioning groove is provided with a connecting blind hole, the wear-resistant block is fixed with a connecting column, and the connecting column is in plug-in connection with the connecting blind hole.

Preferably, in order to improve the installation firmness of the wear-resistant block, a threaded through hole is formed in the side face of the cutter body along the width direction of the cutter body, one end of the threaded through hole is communicated with the middle of the connecting blind hole, a positioning piece is arranged in the threaded through hole, and the connecting column is fixed with the connecting blind hole through the positioning piece.

Preferably, in order to realize the fixation of the connecting column, the positioning piece comprises a stud, the stud is in threaded connection in the threaded through hole, and the first end of the stud abuts against the connecting column.

Preferably, in order to protect the stud and improve the connection degree of screwing the stud, an anti-collision block is integrally formed on the second end of the stud.

Preferably, in order to enlarge the protection range of the crash block, the crash block is long.

Preferably, in order to improve the reliability of fixing the stud to the connecting column, an annular groove is arranged on the outer peripheral surface of the connecting column around the central axis of the connecting column, and the first end of the stud extends into the annular groove.

Preferably, in order to prevent the anti-collision block from loosening, the side surface of the anti-collision block, which is adjacent to the cutter body, is provided with a non-slip pad.

The utility model discloses a two spiral cleaning tool bits have following advantage: the bottom surface of the cutter body is protected by the wear-resistant block, so that the abrasion of the cutter body is reduced, and the service life of the cutter body is prolonged; the wear-resistant block is connected with the cutter body in an inserted manner, so that when the wear-resistant block is seriously worn, the wear-resistant block can be quickly replaced, and the convenience of cutter head maintenance is improved; the end part of the stud is provided with an anti-collision block, so that the stud can be conveniently screwed through the anti-collision block, and the side surface of the cutter body can be protected.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a front view of the present invention;

fig. 4 is a bottom view of the present invention;

FIG. 5 is a sectional view taken along line A-A of FIG. 4;

FIG. 6 is an enlarged view of the portion B of FIG. 5;

FIG. 7 is a schematic view of the connection structure of the stud and the anti-collision block of the present invention;

the notation in the figure is: 1. mounting holes; 2. a cutter body; 3. crushing teeth; 4. connecting columns; 5. a wear-resistant block; 6. a threaded through hole; 7. a stud; 8. an anti-collision block; 9. positioning a groove; 10. an annular groove; 11. and connecting the blind holes.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, the following description is made in detail with reference to the accompanying drawings.

As shown in fig. 1-7, a double-screw cleaning tool bit comprises a tool body 2 with two mounting holes 1 formed in the top surface, two broken teeth 3 are arranged at the front end of the bottom surface of the tool body 2, two wear-resistant blocks 5 are arranged on the bottom surface of the tool body 2, the wear-resistant blocks 5 are made of hard alloy steel, the two wear-resistant blocks 5 are arranged in the width direction of the tool body 2, the side edges of the wear-resistant blocks 5 are flush with the side surfaces of the tool body, the wear-resistant blocks 5 are arranged close to the broken teeth 3, the wear-resistant blocks 5 are detachably connected with the tool body 2, positioning grooves 9 are formed in both sides of the bottom surface of the tool body 2, one sides, deviating from each other, of the two positioning grooves 9 are communicated with the outside, and the two wear-resistant blocks 5 are respectively arranged in the two positioning grooves 9.

This tool bit is connected with mechanical equipment through two mounting holes 1 at top, in operation, the tool bit bottom surface is downward, it is rotatory through mechanical equipment drive tool bit, broken tooth 3 of installation on the tool bit is broken subaerial rubble or other hard objects, level and smooth the soil property simultaneously, the realization is to the clear and flat work in soil, wear-resisting piece 5 that the bottom surface of the cutter body 2 of tool bit set up has stronger hardness, can effectively protect cutter body 2, slow down the wearing and tearing of cutter body 2, prolong its life, constant head tank 9 of seting up on the cutter body 2 can realize the positioning action to wear-resisting piece 5, prevent that wear-resisting piece 5 from taking place the dislocation at the during operation and even droing, can dismantle between wear-resisting piece 5 and the cutter body 2 simultaneously and be connected, be convenient for when making wear-resisting piece 5 seriously change, it is more convenient to make the tool bit use.

The bottom surface of constant head tank 9 has been seted up and has been connected blind hole 11, integrated into one piece is provided with spliced pole 4 on the wear-resisting piece 5, spliced pole 4 is connected with being connected blind hole 11 plug-in connection, threaded through-hole 6 has been seted up along its width direction to the side of cutter body 2, the one end of threaded through-hole 6 and the middle part of being connected blind hole 11 intercommunication, threaded through-hole 6 internal thread connection has double-screw bolt 7, be provided with ring channel 10 around its central axis on the outer peripheral face of spliced pole 4, the first end of double-screw bolt 7 extends to in the ring channel 10, integrated into one piece is provided with rectangular form anticollision piece 8 on the second end of double-screw bolt 7, in order to enlarge the protective range of anticollision piece 8, anticollision piece 8 is made by carbide alloy steel, be provided with the slipmat on the side of anticollision piece 8 neighbouring cutter body 2.

When the wear-resistant block 5 of the cutter head is installed, the connecting column 4 is connected with the connecting blind hole 11 in an inserting manner, two groups of combination of the connecting column 4 and the connecting blind hole 11 can be arranged, so that the installation stability of the wear-resistant block 5 is improved, after the connecting column 4 is inserted into the connecting blind hole 11, the stud 7 is screwed into the threaded through hole 6, the end part of the stud 7 is inserted into the annular groove 10 on the connecting column 4, the stud 7 and the annular groove 10 are mutually limited, the connecting column 4 can be prevented from falling off from the connecting blind hole 11, the installation firmness of the wear-resistant block 5 is improved, meanwhile, the anti-collision block 8 on the second end of the stud 7 can protect the connecting column of the stud 7 and the threaded through hole 6, the anti-collision block 8 can also protect the side surface of the cutter body 2, so that the side surface abrasion of the cutter body 2 is reduced during the rotating operation, the service life of the cutter body is prolonged, and when the stud 7 is screwed, the anti-collision block 8 can be used as an acting point, the anti-collision device is convenient to operate, after the anti-collision block 8 is screwed on the cutter body 2, the anti-collision block 8 can be prevented from reversely rotating due to vibration during working by the anti-collision block 8 and the cutter body 2 through the anti-collision pad, looseness can further occur, convenience in disassembly, assembly and replacement of the wear-resistant block 5 is improved through the arrangement, meanwhile, the protection effect on the cutter body 2 is improved, and the service life of the cutter head is prolonged.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. The utility model provides a two spiral cleaning cutter head, includes that cutter body (2) of mounting hole (1) are seted up to the top surface, the front end of the bottom surface of cutter body (2) is provided with broken tooth (3), its characterized in that:

the bottom surface of the cutter body (2) is provided with a wear-resistant block (5), the wear-resistant block (5) and the crushing teeth (3) are closely arranged, and the wear-resistant block (5) is detachably connected with the cutter body (2).

2. The double helix clearing bit according to claim 1, characterized in that the number of said wear resistant blocks (5) is two, and two of said wear resistant blocks (5) are arranged in a row along the width direction of said cutter body (2).

3. The double-screw cleaning cutter head according to claim 2, characterized in that positioning grooves (9) are formed in both sides of the bottom surface of the cutter body (2), the sides of the two positioning grooves (9) which are away from each other are communicated with the outside, and the two wear-resistant blocks (5) are respectively arranged in the two positioning grooves (9).

4. The double-screw cleaning cutter head according to claim 3, wherein the bottom surface of the positioning groove (9) is provided with a blind connecting hole (11), the wear-resistant block (5) is fixed with a connecting column (4), and the connecting column (4) is in plug-in connection with the blind connecting hole (11).

5. The double-screw cleaning cutter head according to claim 4, characterized in that a threaded through hole (6) is formed in the side surface of the cutter body (2) along the width direction of the cutter body, one end of the threaded through hole (6) is communicated with the middle of the connecting blind hole (11), a positioning piece is arranged in the threaded through hole (6), and the connecting column (4) and the connecting blind hole (11) are fixed through the positioning piece.

6. The double-screw cleaning cutter head according to claim 5, wherein the positioning member comprises a stud (7), the stud (7) is screwed in the threaded through hole (6), and a first end of the stud (7) abuts against the connecting column (4).

7. The double helix clearing bit according to claim 6, wherein the stud (7) is integrally formed with an anti-collision block (8) at the second end.

8. The double helix clearing bit of claim 7 wherein the anti-collision blocks (8) are elongated.

9. The double spiral cleaning cutter head according to claim 6, characterized in that an annular groove (10) is provided on the outer circumferential surface of the connecting stud (4) around the central axis thereof, and the first end of the stud (7) extends into the annular groove (10).

10. The double helix clearing bit according to claim 7, characterized in that the side of the anti-collision block (8) adjacent to the cutter body (2) is provided with anti-slip pads.