CN211727630U

CN211727630U - Hard alloy drill

Info

Publication number: CN211727630U
Application number: CN201922466368.8U
Authority: CN
Inventors: 丁佳培
Original assignee: Wuhan Punok Precision Tools Co ltd
Current assignee: Wuhan Punok Precision Tools Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-23
Anticipated expiration: 2029-12-31

Abstract

The utility model provides a carbide bores, bore the main part including carbide, the upper end surface of carbide brill main part is provided with length adjustment mechanism, length adjustment mechanism's upper end surface is provided with the upper portion main part, the upper end external fixed surface of upper portion main part is connected with the installation chuck, the lower extreme surface of carbide brill main part is provided with the smear metal cutting edge, the cutting bits discharge groove has been seted up to one side surface of smear metal cutting edge, the surface of carbide brill main part is provided with the coolant liquid and collects the mechanism. A carbide bores, be equipped with length adjustment mechanism and coolant liquid and collect the mechanism, can be when the work piece to different thickness, adjust the length that the alloy bored, make the application scope that the alloy bored wider to can clear up the coolant liquid that uses when drilling and collect, avoid the coolant liquid to be difficult to the clearance after workpiece surface overflows, bring better application prospect.

Description

Hard alloy drill

Technical Field

The utility model relates to the field of machining, in particular to carbide bores.

Background

The hard alloy is an alloy material prepared from hard compounds of refractory metals and bonding metals through a powder metallurgy process, a hard alloy cutting tool with tungsten carbide welded on a cylindrical steel bit body is formed by welding the hard alloy cutting tool with the tungsten carbide, and the hard alloy drill bit is divided into four types: solid carbide bits, carbide indexable insert bits, welded carbide bits, and indexable carbide crown bits.

The existing hard alloy drill has certain disadvantages in use, firstly, certain influence is brought to the use process of people, and therefore the hard alloy drill is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a cemented carbide drill, which can effectively solve the problems of the background art.

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

the hard alloy drill comprises a hard alloy drill main body, wherein a length adjusting mechanism is arranged on the outer surface of the upper end of the hard alloy drill main body, an upper main body is arranged on the outer surface of the upper end of the length adjusting mechanism, an installation chuck is fixedly connected to the outer surface of the upper end of the upper main body, a cutting scrap cutting edge is arranged on the outer surface of the lower end of the hard alloy drill main body, a cutting scrap discharging groove is formed in the outer surface of one side of the cutting scrap cutting edge, and a cooling liquid collecting mechanism is arranged on the outer surface of the hard alloy.

Preferably, the length adjusting mechanism comprises a hexagonal connecting block, a hexagonal groove and a hexagonal gasket, the hexagonal connecting block is fixedly connected to the outer surface of the upper end of the hard alloy drill main body, the hexagonal gasket is arranged on the outer surface of the upper end of the hexagonal connecting block, and the hexagonal groove is formed in the outer surface of the lower end of the upper main body.

Preferably, the cooling liquid collecting mechanism comprises a movable sleeve, a nozzle hole, a rubber sealing ring, a liquid conveying pipe, a miniature liquid pump and a collecting box, the outer surface of the hard alloy drill body is provided with the movable sleeve, the nozzle hole is formed in the outer surface of the movable sleeve, the rubber sealing ring is fixedly connected to the outer surface of the lower end of the movable sleeve, the liquid conveying pipe is fixedly connected to the outer surface of one side of the rubber sealing ring, the outer surface of one end of the liquid conveying pipe is provided with the miniature liquid pump, and the outer surface of the rear end of the miniature liquid pump is.

Preferably, the hexagonal connecting block is the hexagonal star, be provided with between carbide drill main part and the hexagonal connecting block and weld the iron, the upper end surface of carbide drill main part is through welding the lower extreme surface welded connection of iron and hexagonal connecting block, the surface of hexagonal gasket can be dismantled through the internal surface of hexagonal groove and upper portion main part and be connected, the surface of hexagonal connecting block can be dismantled through the lower extreme surface of hexagonal groove and upper portion main part and be connected.

Preferably, be provided with glue between activity sleeve and the rubber seal, the upper end fixed surface that glue and rubber seal passed through to activity sleeve's lower extreme surface is connected, one side surface that rubber seal was run through to the other end surface of transfer line, be provided with pipe joint between miniature liquid pump and the transfer line, one side fixed surface that pipe joint and miniature liquid pump were passed through to the one end surface of transfer line is connected, be provided with the drain pipe between miniature liquid pump and the collecting box.

Preferably, a movable hole is formed between the movable sleeve and the hard alloy drill main body, and the outer surface of the hard alloy drill main body is movably connected with the inner surface of the movable sleeve through the movable hole.

Advantageous effects

Compared with the prior art, the utility model provides a carbide bores possesses following beneficial effect:

1. this carbide bores, length adjustment mechanism through the setting, when the thicker work piece of needs processing, twitch the carbide and bore the main part and take the hexagonal connecting block out from the hexagonal groove, then put into the hexagonal groove with the hexagonal gasket, the quantity of hexagonal gasket is added according to the thickness selection of work piece, then reinsert the hexagonal connecting block into the hexagonal groove, putting into of hexagonal gasket has increased the overall length that the alloy bored, thereby can be when the work piece to different thickness, adjust the length that the alloy bored, make the application scope that the alloy bored wider.

2. This carbide bores, mechanism is collected to coolant liquid through setting up, when driling, aim at the drill point with the drill bit, rubber seal laminating machined surface, the coolant liquid shower nozzle is stretched into and is cooled off the cutting bits discharge groove to blowout coolant liquid in the shower nozzle hole, rubber seal restricts the coolant liquid and prevents to spill over in movable sleeve's inside, miniature liquid pump operation is taken the coolant liquid in with movable sleeve out through the transfer line and is then collected in the collection box, thereby can clear up the collection to the coolant liquid that uses when drilling, avoid the coolant liquid to be difficult to the clearance after the workpiece surface is overflowed, be favorable to people to use, whole carbide bores simple structure, high durability and convenient operation, the effect of use is better for traditional mode.

Drawings

Fig. 1 is a schematic view of the overall structure of a cemented carbide drill of the present invention.

Fig. 2 is a schematic structural view of the length adjusting mechanism in the cemented carbide drill of the present invention.

Fig. 3 is a schematic structural view of a cooling liquid collecting mechanism in a cemented carbide drill according to the present invention.

In the figure: 1. a cemented carbide drill body; 2. a length adjustment mechanism; 21. a hexagonal connecting block; 22. a hexagonal groove; 23. a hexagonal spacer; 3. an upper body; 4. mounting a chuck; 5. a coolant collection mechanism; 51. a movable sleeve; 52. a nozzle hole; 53. a rubber seal ring; 54. a transfusion tube; 55. a micro liquid pump; 56. a collection box; 6. a cutting edge; 7. the cutting chips discharge groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1 to 3, a cemented carbide drill comprises a cemented carbide drill body 1, a length adjusting mechanism 2 is arranged on the outer surface of the upper end of the cemented carbide drill body 1, an upper body 3 is arranged on the outer surface of the upper end of the length adjusting mechanism 2, a mounting chuck 4 is fixedly connected to the outer surface of the upper end of the upper body 3, a cutting blade 6 is arranged on the outer surface of the lower end of the cemented carbide drill body 1, a cutting blade discharge groove 7 is formed in the outer surface of one side of the cutting blade 6, and a cooling fluid collecting mechanism 5 is arranged on the outer surface of the cemented carbide drill body 1.

Further, length adjustment mechanism 2 includes hexagonal connecting block 21, hexagonal groove 22 and hexagonal gasket 23, carbide bores the upper end surface fixedly connected with hexagonal connecting block 21 of main part 1, the upper end surface of hexagonal connecting block 21 is provided with hexagonal gasket 23, hexagonal groove 22 has been seted up to the lower extreme surface of upper portion main part 3, when needing to process thicker work piece, twitch carbide bores main part 1 and take hexagonal connecting block 21 out from hexagonal groove 22, then put into hexagonal gasket 23 in hexagonal groove 22, the quantity of adding hexagonal gasket 23 according to the thickness selection of work piece, then reinsert hexagonal connecting block 21 in hexagonal groove 22, putting into of hexagonal gasket 23 has increased the overall length that the alloy bored, thereby can be when the work piece to different thickness, adjust the length that the alloy bored, make the application scope that the alloy bored wider.

Further, the cooling liquid collecting mechanism 5 comprises a movable sleeve 51, a nozzle hole 52, a rubber seal ring 53, a liquid conveying pipe 54, a micro liquid pump 55 and a collecting box 56, the movable sleeve 51 is arranged on the outer surface of the hard alloy drill body 1, the nozzle hole 52 is formed in the outer surface of the movable sleeve 51, the rubber seal ring 53 is fixedly connected to the outer surface of the lower end of the movable sleeve 51, the liquid conveying pipe 54 is fixedly connected to the outer surface of one side of the rubber seal ring 53, the micro liquid pump 55 is arranged on the outer surface of one end of the liquid conveying pipe 54, the collecting box 56 is arranged on the outer surface of the rear end of the micro liquid pump 55, when drilling is carried out, a drill bit is aligned to a drilling point, the rubber seal ring 53 is attached to a processing surface, the cooling liquid nozzle extends into the nozzle hole 52 to spray cooling liquid to cool the cutting chip discharge groove 7, the cooling liquid is limited in the movable sleeve 51 by the rubber seal 56, so that the cooling liquid used in drilling can be cleaned and collected, and the problem that the cooling liquid is difficult to clean after overflowing and scattering on the surface of a workpiece is avoided.

The utility model discloses theory of operation and use flow: when the tool is used, firstly, the thickness of a workpiece is observed, when a thicker workpiece needs to be processed, the hard alloy drill body 1 is pulled to draw the hexagonal connecting block 21 out of the hexagonal groove 22, then the hexagonal gasket 23 is placed into the hexagonal groove 22, the number of the hexagonal gaskets 23 is selected according to the thickness of the workpiece, then the hexagonal connecting block 21 is reinserted into the hexagonal groove 22, the overall length of the alloy drill is increased by placing the hexagonal gasket 23, therefore, when workpieces with different thicknesses are processed, the length of the alloy drill is adjusted, the application range of the alloy drill is wider, the alloy drill is installed into a clamp through the installation chuck 4, when drilling is carried out, the drill is aligned with a drilling point, the rubber sealing ring 53 is attached to a processing surface, the cooling liquid spray nozzle extends into the spray nozzle hole 52 to spray cooling liquid to cool the cutting chip discharge groove 7, the cooling liquid is limited in the movable sleeve 51 by the rubber sealing ring 53 to prevent overflow, the micro-liquid pump 55 is operated to pump out the cooling liquid in the movable sleeve 51 through the liquid conveying pipe 54 and then input the cooling liquid into the collecting box 56 for collection, so that the cooling liquid used in drilling can be cleaned and collected, and the problem that the cooling liquid is difficult to clean after the cooling liquid overflows on the surface of a workpiece is avoided.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A carbide drill, comprising a carbide drill body (1), characterized in that: the outer surface of the upper end of the hard alloy drill main body (1) is provided with a length adjusting mechanism (2), the outer surface of the upper end of the length adjusting mechanism (2) is provided with an upper main body (3), the outer surface of the upper end of the upper main body (3) is fixedly connected with an installation chuck (4), the outer surface of the lower end of the hard alloy drill main body (1) is provided with a cutting chip cutting edge (6), the outer surface of one side of the cutting chip cutting edge (6) is provided with a cutting chip discharging groove (7), and the outer surface of the hard alloy drill main body (1) is provided with a cooling liquid collecting mechanism.

2. A cemented carbide drill according to claim 1, characterized in that: length adjustment mechanism (2) include hexagonal connecting block (21), hexagonal groove (22) and hexagonal gasket (23), the upper end outer fixed surface of carbide brill main part (1) is connected with hexagonal connecting block (21), the upper end surface of hexagonal connecting block (21) is provided with hexagonal gasket (23), hexagonal groove (22) have been seted up to the lower extreme surface of upper portion main part (3).

3. A cemented carbide drill according to claim 1, characterized in that: mechanism (5) is collected to coolant liquid is including movable sleeve (51), shower nozzle hole (52), rubber seal (53), transfer line (54), miniature liquid pump (55) and collecting box (56), the surface of carbide drill body (1) is provided with movable sleeve (51), shower nozzle hole (52) have been seted up to the surface of movable sleeve (51), the lower extreme external surface fixedly connected with rubber seal (53) of movable sleeve (51), one side external surface fixedly connected with transfer line (54) of rubber seal (53), the one end surface of transfer line (54) is provided with miniature liquid pump (55), the rear end surface of miniature liquid pump (55) is provided with collecting box (56).

4. A cemented carbide drill according to claim 2, characterized in that: hexagonal connecting block (21) are the hexagonal star, be provided with between carbide drill main part (1) and hexagonal connecting block (21) and weld the iron, the upper end surface of carbide drill main part (1) is through the lower extreme surface welded connection who welds iron and hexagonal connecting block (21), the surface of hexagonal gasket (23) can be dismantled with the internal surface of upper portion main part (3) through hexagonal groove (22) and be connected, the surface of hexagonal connecting block (21) can be dismantled with the lower extreme surface of upper portion main part (3) through hexagonal groove (22) and be connected.

5. A cemented carbide drill according to claim 3, characterized in that: be provided with glue between activity sleeve (51) and rubber seal (53), the lower extreme surface of activity sleeve (51) passes through the upper end fixed surface of glue and rubber seal (53) and is connected, one side surface that rubber seal (53) were run through to the other end surface of transfer line (54), be provided with the pipe joint between miniature liquid pump (55) and transfer line (54), the one side fixed surface that the one end surface of transfer line (54) passes through pipe joint and miniature liquid pump (55) is connected, be provided with the drain pipe between miniature liquid pump (55) and collecting box (56).

6. The cemented carbide drill of claim 5, wherein: a movable hole is formed between the movable sleeve (51) and the hard alloy drill main body (1), and the outer surface of the hard alloy drill main body (1) is movably connected with the inner surface of the movable sleeve (51) through the movable hole.