CN214944237U - Superhard alloy steel tooth holder tooth sleeve - Google Patents

Abstract

The utility model relates to a tooth cover technical field specifically is a superhard alloy steel tooth holder tooth cover, including tooth cover body and tooth holder body, set up the mounting hole in the middle of the tooth cover body, tooth cover body lateral wall top sets up the locating piece, tooth cover body left and right sides lateral wall sets up the fixed block, the tooth cover body left and right sides corresponds the position with the fixed block and sets up spacing cavity, spacing cavity is close to fixed block one side lateral wall and sets up the fixed orifices, the fixed orifices slides and sets up the gag lever post, slide in the spacing cavity and set up the limiting plate, the limiting plate is close to spacing cavity one end with the gag lever post and is connected, set up spacing spring between limiting plate and the spacing cavity lateral wall, through the setting on thermal-insulated layer and the layer of making an uproar, be convenient for promote the heat-proof quality of tooth cover body and fall the performance of making an uproar.

Description

Superhard alloy steel tooth holder tooth sleeve

Technical Field

The utility model relates to a tooth cover technical field specifically is a superhard alloy steel toothholder tooth cover.

Background

Coal mining machines are well known to be one of the important devices for mechanization and modernization of coal mine production. The coal mining machine is a large complex system integrating machinery, electricity and hydraulic pressure, the working environment is severe, the whole coal mining work is interrupted if a fault occurs, and huge economic loss is caused. The double-drum coal mining machine integrates the successful experience of thin seam coal mining machines at home and abroad, is a novel high-power thin seam coal mining machine designed for specific national conditions of China, and is a part consuming the most, and the toothed sleeve on the toothed seat on the coal mining machine can fall off from the toothed seat after being used for a long time, so that various toothed sleeves for the toothed seat appear in the market.

For example, the patent number "CN 201821982334.3", the patent name "a novel tooth cover for coal mining machine", wherein "a novel tooth cover for coal mining machine is disclosed, including the first member of tooth cover, tooth cover second member and tooth cover cap, tooth cover second member welds in the first member upper end of tooth cover, tooth cover cap welds in the first member lower extreme of tooth cover, the first member both sides of tooth cover all weld and link up the piece, link up piece one end welding has the joint board. With the first component of its tooth cover through joint board and linking piece cover access toothholder in, the joint board will carry out the block with the recess in the toothholder, the first component length of tooth cover is 57.88mm, tooth cover second component length is 51.50mm, jump ring groove to the tooth cover cap bottom length be 99mm to it is inseparabler with the toothholder cooperation, has effectively solved and has got rid of the toothholder phenomenon, the toothholder with the toothholder cooperation best effect ".

When the equipment is used, the connection strength of the gear sleeve and the gear seat is low, and the gear sleeve is easy to loosen after long-time use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the deficiency of the prior art, the utility model provides a superhard alloy steel toothholder tooth cover.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a superhard alloy steel tooth holder tooth sleeve comprises a tooth sleeve body and a tooth holder body, wherein a mounting hole is formed in the middle of the tooth sleeve body, a positioning block is arranged at the top end of the side wall of the tooth sleeve body, fixing blocks are arranged on the side wall of the left side and the right side of the tooth sleeve body, a limiting cavity is arranged at the position, corresponding to the fixing blocks, of the left side and the right side of the tooth sleeve body, a fixing hole is formed in the side wall of one side, close to the fixing blocks, of the limiting cavity, a limiting rod is arranged in the fixing hole in a sliding mode, a limiting plate is arranged in the limiting cavity in a sliding mode, the limiting plate is connected with one end, close to the limiting cavity, of the limiting rod, a limiting spring is arranged between the limiting plate and the side wall of the limiting cavity, a cutting tooth is sleeved in the tooth sleeve body, a fixing groove is formed in the top end of the tooth sleeve body, the fixing groove is matched with the tooth sleeve body, vertical grooves are respectively formed in the side walls of the left side and the right side of the fixing groove, the vertical grooves penetrate through the tooth holder body, the fixed slot left and right sides erect groove lateral wall bottom and symmetry respectively set up the cross slot, the cross slot is kept away from and is erected groove one side and set up spacing hole, mounting hole inner wall surface sets gradually thermal-insulated layer, falls layer and wearing layer of making an uproar.

In order to facilitate reducing the wearing and tearing between toothholder body top and the locating piece, the utility model discloses the improvement has, toothholder body top sets up the rubber pad.

In order to facilitate the heat-proof performance of the lifting gear sleeve body, the utility model discloses the improvement has, the heat insulation layer adopts the glass fiber material.

In order to facilitate the performance of making an uproar that falls of promotion tooth cover body to reduce the noise in the tooth cover course of operation, the utility model discloses the improvement has, it adopts the rock wool material to fall the layer of making an uproar.

In order to facilitate the wear resistance of promotion tooth cover body to promote the life of tooth cover work, the utility model discloses the improvement has, the wearing layer adopts cast stone material.

In order to facilitate fixing the pick in the mounting hole, prevent that the pick from deviating from this internal tooth cover, the utility model discloses the improvement has, tooth cover body bottom corresponds the position with the mounting hole and sets up the mounting groove, the pick bottom sets up the installation piece, installation piece and mounting groove looks adaptation.

(III) advantageous effects

Compared with the prior art, the utility model provides a superhard alloy steel toothholder tooth cover possesses following beneficial effect:

this superhard alloy steel toothholder tooth cover through the setting of fixed block, perpendicular groove and transverse groove, operating personnel removes the transverse groove with the fixed block through erecting the groove in to carry on spacingly through fixed block and transverse groove to the tooth cover body, thereby prevent to deviate from in the tooth cover body fixed slot. Through the setting of gag lever post, spacing hole and spacing spring, when the fixed block stretched into the cross slot, continue to rotate the tooth cover body and make gag lever post align with spacing hole to make the gag lever post stretch into spacing hole, thereby prevent that the fixed block from removing in the cross slot, thereby prevent that the fixed block from getting into from the cross slot and erecting the groove, thereby prevent that the tooth cover body from deviating from this internal of toothholder, thereby promote the joint strength of toothholder body and tooth cover body. Through the setting on heat-insulating layer and the layer of making an uproar of falling, be convenient for promote the heat-proof quality and the performance of making an uproar of tooth cover body.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the tooth holder body of the present invention;

FIG. 3 is a schematic structural view of the gear sleeve body and the gear seat body in a connected state;

FIG. 4 is a schematic structural view of the cutting pick sleeved on the tooth sleeve body of the present invention;

fig. 5 is a schematic structural view of a portion of the enlarged structure at a in fig. 4 according to the present invention;

fig. 6 is a schematic top view of the present invention;

in the figure: 1. a gear sleeve body; 2. a tooth holder body; 3. mounting holes; 4. positioning blocks; 5. a fixed block; 6. a limiting cavity; 7. a limiting rod; 8. a limiting plate; 9. a limiting spring; 10. a cutting pick; 11. fixing grooves; 12. a vertical slot; 13. a transverse groove; 14. a limiting hole; 15. a thermal insulation layer; 16. a noise reduction layer; 17. a wear layer; 18. mounting grooves; 19. and (7) installing the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, a superhard alloy steel tooth holder tooth sleeve comprises a tooth sleeve body 1 and a tooth holder body 2, wherein a mounting hole 3 is arranged in the middle of the tooth sleeve body 1, a positioning block 4 is arranged at the top end of the side wall of the tooth sleeve body 1, fixing blocks 5 are arranged on the side walls of the left side and the right side of the tooth sleeve body 1, a limiting cavity 6 is arranged at the position corresponding to the fixing block 5 on the left side and the right side of the tooth sleeve body 1, a fixing hole is arranged on the side wall of the limiting cavity 6 close to the fixing block 5, a limiting rod 7 is slidably arranged in the fixing hole, a limiting plate 8 is slidably arranged in the limiting cavity 6, the limiting plate 8 is connected with one end of the limiting rod 7 close to the limiting cavity 6, a limiting spring 9 is arranged between the limiting plate 8 and the side wall of the limiting cavity 6, a cutting tooth 10 is sleeved in the tooth sleeve body 1, a fixing groove 11 is arranged at the top end of the tooth holder body 2, and the fixing groove 11 is matched with the tooth sleeve body 1, the utility model discloses a tooth base, including mounting hole 3, fixed slot 11 left and right sides lateral wall sets up respectively and erects groove 12, erect 12 tops in the groove and run through toothholder body 2, the perpendicular 12 lateral walls bottom in groove of the 11 left and right sides of fixed slot symmetry respectively sets up transverse groove 13, transverse groove 13 is kept away from and is erected 12 one sides in the groove and set up spacing hole 14, 3 inner wall surfaces in mounting hole set gradually thermal-insulated layer 15, fall 16 and the wearing layer 17 of making an uproar.

The top end of the tooth holder body 2 is provided with a rubber pad, so that abrasion between the top end of the tooth holder body 2 and the positioning block 4 is reduced.

The heat insulation layer 15 is made of glass fiber materials, so that the heat insulation performance of the gear sleeve body 1 is convenient to improve.

The noise reduction layer 16 is made of rock wool, so that the noise reduction performance of the gear sleeve body 1 is convenient to improve, and the noise in the working process of the gear sleeve is reduced.

The wear-resistant layer 17 is made of cast stone, so that the wear resistance of the gear sleeve body 1 is convenient to improve, and the service life of the gear sleeve is prolonged.

The bottom end of the gear sleeve body 1 is provided with a mounting groove 18 corresponding to the mounting hole 3, the bottom end of the cutting tooth 10 is provided with a mounting block 19, the mounting block 19 is matched with the mounting groove 18, so that the cutting tooth 10 is conveniently fixed in the mounting hole 3, and the cutting tooth 10 is prevented from being separated from the gear sleeve body 1.

In conclusion, when the superhard alloy steel tooth holder tooth sleeve is used, an operator extends the top end of a cutting pick 10 into the mounting hole 3 from the bottom end of the tooth sleeve body 1, then presses the limiting rod 7 into the fixing hole, then aligns the fixing block 5 with the vertical groove 12 and presses the tooth sleeve body 1 downwards into the fixing groove 11, thereby driving the fixing block 5 to extend into the bottom end of the vertical groove 12 through the gear sleeve body 1, then an operator rotates the gear sleeve body 1, thereby driving the fixed block 5 to rotate into the transverse groove 13, when the fixed hole of the fixed block 5 is aligned with the limit hole 14, the limit rod 7 extends into the limit hole 14 under the action of the limit spring 9, thereby fixing the fixed block 5 in the transverse groove 13, and limiting the gear sleeve body 1 through the fixed block 5 and the side wall of the transverse groove 13, thereby fixing the sleeve body 1 in the carrier body 2 and completing the installation of the sleeve body 1.

In the description herein, it is to be noted that, unless expressly stated or limited otherwise, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection may be mechanical or electrical, and may be direct or indirect via an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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

Claims (6)

1. The utility model provides a superhard alloy steel toothholder tooth cover, includes toothholder body (1) and toothholder body (2), its characterized in that: a mounting hole (3) is formed in the middle of a gear sleeve body (1), a positioning block (4) is arranged at the top end of the side wall of the gear sleeve body (1), fixed blocks (5) are arranged on the side wall of the left side and the right side of the gear sleeve body (1), a limiting cavity (6) is arranged at the position, corresponding to the fixed blocks (5), of the left side and the right side of the gear sleeve body (1), a fixed hole is formed in the side wall, close to one side of the fixed blocks (5), of the limiting cavity (6), a limiting rod (7) is arranged in the fixed hole in a sliding mode, a limiting plate (8) is arranged in the limiting cavity (6) in a sliding mode, the limiting plate (8) is connected with one end, close to the limiting cavity (6), of the limiting rod (7), a limiting spring (9) is arranged between the side wall of the limiting plate (8) and the side wall of the limiting cavity (6), a cutting tooth (10) is sleeved in the gear sleeve body (1), and a fixing groove (11) is formed in the top end of the gear base body (2), fixed slot (11) and tooth cover body (1) looks adaptation, fixed slot (11) left and right sides lateral wall sets up respectively and erects groove (12), erect groove (12) top and run through toothholder body (2), the perpendicular groove (12) lateral wall bottom of fixed slot (11) left and right sides is the symmetry respectively and sets up cross slot (13), cross slot (13) are kept away from and are erected groove (12) one side and set up spacing hole (14), mounting hole (3) inner wall surface sets gradually thermal insulation layer (15), falls layer (16) and wearing layer (17) of making an uproar.

2. A superhard alloy steel carrier shell according to claim 1, wherein: the top end of the tooth holder body (2) is provided with a rubber pad.

3. A superhard alloy steel carrier shell according to claim 1, wherein: the heat insulation layer (15) is made of glass fiber.

4. A superhard alloy steel carrier shell according to claim 1, wherein: the noise reduction layer (16) is made of rock wool.

5. A superhard alloy steel carrier shell according to claim 1, wherein: the wear-resistant layer (17) is made of cast stone.

6. A superhard alloy steel carrier shell according to claim 1, wherein: the tooth sleeve is characterized in that a mounting groove (18) is formed in the position, corresponding to the mounting hole (3), of the bottom end of the tooth sleeve body (1), a mounting block (19) is arranged at the bottom end of the cutting tooth (10), and the mounting block (19) is matched with the mounting groove (18).

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