CN218426003U

CN218426003U - Remove drill way and drape over one's shoulders cutting edge of a knife or a sword instrument

Info

Publication number: CN218426003U
Application number: CN202222262131.XU
Authority: CN
Inventors: 李世钧
Original assignee: Guangxi Yuchai Machinery Co Ltd
Current assignee: Guangxi Yuchai Machinery Co Ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-02-03
Anticipated expiration: 2032-08-26

Abstract

The utility model discloses a remove drill way and drape over one's shoulders cutting edge of a knife or a sword instrument, including cutter arbor and the tool bit that is connected, the tool bit is kept away from the one end of cutter arbor is equipped with the back knife face, the angle of back knife face is established to 0 ~ 3, the tool bit by the top of back knife face is past the concave rake face that is equipped with of cutter arbor direction, the angle of rake face is established to 15 ~ 20. The utility model discloses a go drill way and drape over one's shoulders cutting edge of a knife or a sword instrument, the angle of back knife face is very little, and the angle of rake face is very big, and the during operation relies on the angle support of rake face, effectively eliminates the shake sword condition, can cooperate electric spanner or pnematic spanner to use together, and work is steady, quick, alleviates operator's intensity of labour greatly, and design simple manufacture, practicality are strong, and the tool bit reground makes things convenient for work efficiency high.

Description

Remove drill way and drape over one's shoulders cutting edge of a knife or a sword instrument

Technical Field

The utility model relates to a machine tooling technical field especially relates to a remove drill way and drape over one's shoulders cutting edge of a knife or a sword instrument.

Background

In the mechanical manufacturing and processing industry, various holes need to be processed, in order to ensure the processing and assembling quality, the burrs of the hole opening need to be manually removed from some holes, the former method uses some abandoned large-size cutters or oilstones to remove the burrs, the efficiency is poor, the operation is inconvenient, the oil stones are used to pollute the hole opening, and the manual cleaning is needed.

In the prior art, the patent number CN201621339822.3 discloses a tool for removing an aperture flash. The tool comprises: a handle; one end of the connecting rod is vertically fixed in the middle of the side face of the handle, the connecting rod is provided with an axial drill bit handle insertion hole, and the outer end of the drill bit handle insertion hole is provided with a conical hole; a drill bit; the spring chuck is axially provided with a drill bit jack and has elasticity, the spring chuck can contract and deform to clamp a drill bit, one end of the periphery of the spring chuck is provided with an inserting outer conical surface matched with the conical hole of the connecting rod, the middle upper part of the spring chuck is provided with a clamping groove, and the other end of the spring chuck is provided with a locking outer conical surface; one end of the inner periphery of the screwing cover is fixedly connected with the other end of the connecting rod; the middle upper part of the inner periphery is provided with a clamping boss matched with the clamping groove of the collet chuck, and the other end of the inner periphery is provided with a pressing conical surface matched with the locking outer conical surface of the clamping collet chuck. The tool for removing the orifice burrs can thoroughly remove the orifice burrs without scratching hole walls, the time is short, and the burr removing efficiency is high. The above prior art needs to be provided with a collet chuck, however, the collet chuck has a limited life span, is easily damaged, and is not durable enough.

SUMMERY OF THE UTILITY MODEL

To the problem, the utility model provides a remove drill way and drape over one's shoulders cutting edge of a knife or a sword instrument, the angle of back knife face is very little, and the angle of rake face is very big, and the during operation relies on the angle support of rake face, effectively eliminates the shake sword condition, can cooperate electric spanner or pnematic spanner to use together, and work is steady, quick, alleviates operator's intensity of labour greatly, designs simple manufacture, practicality strong, and the tool bit regrinds makes things convenient for work efficiency high.

The utility model discloses take following technical scheme to realize above-mentioned purpose:

the utility model provides a remove drill way and drape over one's shoulders cutting edge of a knife or a sword instrument, is including cutter arbor and the tool bit that is connected, the tool bit is kept away from the one end of cutter arbor is equipped with the back knife face, the angle of back knife face is established to 0 ~ 3, the tool bit by the top of back knife face is past the concave rake face that is equipped with of cutter arbor direction, the angle of rake face is established to 15 ~ 20.

Preferably, the cutter bar and the cutter head are connected through screw threads.

Preferably, the cutter body of the cutter head is designed to be columnar, and the rear cutter face is arranged at one end, far away from the cutter rod, of the columnar cutter head.

Preferably, the flank surface is a tapered surface.

Preferably, the rake face is V-shaped.

The utility model has the advantages that:

the utility model discloses a remove drill way and drape over one's shoulders cutting edge of a knife or a sword instrument and support at the angle that the during operation relied on the rake face, effectively eliminates the shake sword, makes work steady. During the use, be connected tool bit and cutter arbor well, screw, adorn electric spanner or pnematic spanner to the cutter arbor on, the operator just can operate electric spanner or pnematic spanner rotary cutter head and get rid of the cutting edge of a knife or a sword that drapes over one's shoulders in drill way, and the effect is very obvious, and it is cleaner, efficient to drape over one's hair or a sword and get rid of, reduces operator intensity of labour.

Drawings

Fig. 1 is a schematic structural view of a tool for removing burrs of an orifice according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a tool bit in the hole-cutting burr removing tool according to an embodiment of the present invention.

In the attached drawing, 1-knife bar, 2-knife head, 3-back knife face, 4-front knife face.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings 1 to 2 and the embodiments.

Referring to fig. 1 to 2, the present embodiment provides an orifice burr removing tool, which includes a cutter bar 1 and a cutter head 2 connected to each other, wherein a rear cutter face 3 is disposed at an end of the cutter head 2 away from the cutter bar 1, an angle of the rear cutter face 3 is set to 0 to 3 °, a front cutter face 4 is concavely disposed on the cutter head 2 from a top end of the rear cutter face 3 toward the cutter bar 1, and an angle of the front cutter face 2 is set to 15 to 20 °.

The utility model discloses a remove drill way drape over one's shoulders cutting edge of a knife or a sword instrument and support at the angle that the during operation relied on rake face 2, effectively eliminates the shake sword, makes work steady. During the use, be connected tool bit 2 and cutter arbor 1, screw, adorn electric spanner or pnematic spanner to cutter arbor 1 on, the operator just can operate electric spanner or pnematic spanner rotary cutter head 2 and get rid of the cutting edge of a knife or a sword that drapes over one's shoulders in drill way, and the effect is very obvious, and it is clean, efficient to drape over one's hair and get rid of, reduces operator intensity of labour.

In the present embodiment, the tool holder 1 and the tool bit 2 are connected by a screw thread. Specifically, be equipped with the thread hole in the middle of the one end that tool bit 2 and cutter arbor 1 are connected, the one end and the thread hole phase-match of cutter arbor 1, it can to screw up in the thread hole of precession tool bit 2 with the matching end of cutter arbor 1.

In this embodiment, the blade body of the tool bit 2 is designed to be cylindrical and matched with the shape of the hole, so that the tool bit 2 can conveniently drill holes and remove burrs. The rear cutter face 3 is arranged at one end of the columnar cutter head 2 far away from the cutter bar 1.

In the present embodiment, the flank surface 3 is set as a conical surface, which facilitates the effective burr removal of the conical surface of the tool bit 2 during the drilling process. The angle of the conical surface of the flank face 3 is set to 3 °. When the rear knife face 3 is abraded and needs to be reground, only the rear knife face 3 needs to be abraded into a conical surface, and the method is simple and convenient.

In the present embodiment, the rake surface 4 has a V shape. The V-shaped front knife face 4 is concavely arranged from the top end of the conical surface of the rear knife face 3 along the direction from the knife head 2 to the knife bar 1. In the present embodiment, the angle of the rake face 2 is set to 17 °. The hole opening burring tool is supported by the V-shaped angle of the front tool face 2 during working, so that the vibration tool is effectively eliminated, and the working is stable.

In addition, according to the needs, the working part of the cutter head 2 can be welded with hard alloy in a welding mode, and the problem of durability is solved.

Although the invention has been described in detail and with reference to specific embodiments thereof, it will be apparent to one skilled in the art that various changes and modifications can be made therein without departing from the scope of the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a remove drill way and drape over one's shoulders cutting edge of a knife or a sword instrument, its characterized in that, including cutter arbor and the tool bit that is connected, the tool bit is kept away from the one end of cutter arbor is equipped with the back knife face, the angle of back knife face is established to 0 ~ 3, the tool bit by the top of back knife face is past the concave rake face that is equipped with of cutter arbor direction, the angle of rake face is established to 15 ~ 20.

2. The de-burling tool of claim 1 wherein the cutter bar and the cutter head are connected by threads.

3. The de-burrow tool of claim 1, wherein the body of the tool bit is cylindrical and the relief surface is disposed at an end of the cylindrical tool bit distal from the tool holder.

4. The de-burrowing tool of claim 1 wherein the relief surface is tapered.

5. The de-aperturing flash tool of claim 1, wherein the front blade is V-shaped.