CN108127149A - A kind of taper-hole processing cutter - Google Patents
A kind of taper-hole processing cutter Download PDFInfo
- Publication number
- CN108127149A CN108127149A CN201810015555.1A CN201810015555A CN108127149A CN 108127149 A CN108127149 A CN 108127149A CN 201810015555 A CN201810015555 A CN 201810015555A CN 108127149 A CN108127149 A CN 108127149A
- Authority
- CN
- China
- Prior art keywords
- blade
- cutter
- taper
- cutter hub
- face
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001816 cooling Methods 0.000 claims description 15
- 239000000428 dust Substances 0.000 claims description 10
- 239000007921 spray Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000003754 machining Methods 0.000 abstract description 2
- 238000005520 cutting process Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 239000002826 coolant Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000997 High-speed steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/0081—Conical drills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/06—Drills with lubricating or cooling equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/40—Flutes, i.e. chip conveying grooves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling Tools (AREA)
Abstract
A kind of taper-hole processing cutter is related to machining tool technical field, in the prior art low there are service life for processing the cutter of taper hole for solving the problems, such as.A kind of taper-hole processing cutter, including handle of a knife, cutter hub and several blades, the cutter hub is connected on the handle of a knife, the cutter hub is in small top and big bottom taper, it is set on the cutter hub there are two insert groove, each insert groove is axisymmetricly distributed about the axis of rotation of cutter hub, and the insert groove includes blade face and clearance surface, each blade is separately positioned in the blade face, and each blade in different blade faces mutually staggers.Advantageous effect is can to improve cutting-tool's used life.
Description
Technical field
The present invention relates to machining tool technical field, specifically a kind of taper-hole processing cutter.
Background technology
In previous cone hole machine, after taper hole bottom outlet is processed with drill bit, with whole high-speed steel or alloy taper reamer
It is slightly cut with scissors and is partly finish reamed.Due in the tooling step, workpiece being processed into taper hole by straight hole or stepped hole, chipping allowance is larger
And it is uneven, cutter concentrated wear is serious, and total consumption is larger, and process processing cost is caused to remain high.Due to standard cutter
Chip pocket is shallower, and a large amount of iron filings discharge for processing generation is more difficult, and the finished surface of workpiece is scratched more in process
Seriously, while high-speed cutting can not be used, processing efficiency is slower.
So it is of the prior art for process the cutter of taper hole there are service life it is low the problem of.
Invention content
It is in the prior art for processing for solving the purpose of the present invention is to provide a kind of taper-hole processing cutter
The cutter of taper hole there are service life it is low the problem of.
The technical scheme adopted by the invention to solve the technical problem is that：
A kind of taper-hole processing cutter, including handle of a knife, cutter hub and several blades, the cutter hub is connected on the handle of a knife,
The cutter hub is in small top and big bottom taper, sets that there are two insert grooves on the cutter hub, and each insert groove is about cutter hub
Axis of rotation is axisymmetricly distributed, and the insert groove includes blade face and clearance surface, and each blade is separately positioned on the knife
On unilateral, each blade in different blade faces mutually staggers.
Further, the upper end of each insert groove is respectively equipped with spout, and the upper end of the handle of a knife is equipped with cutter inner cooling hole,
Each spout connects respectively with cutter inner cooling hole.
Further, the direction of each spout is respectively parallel to the axis of rotation of the cutter hub.
Further, the axis of the cutter inner cooling hole is overlapped with the axis of rotation of the cutter hub, for connecting in cutter
Cold hole and the pipeline of each spray orifice are axisymmetricly distributed about the axis of cutter inner cooling hole.
Further, the upper end of each clearance surface is respectively provided with dust lead face, and dust lead face is set in arc-shaped bend, dust lead
The upper end in face and the excircle of cutter hub connect.
Further, each blade is connected to by blade screw in the blade face respectively.
Further, the blade pit of the embedded blade is respectively provided in each blade face, the blade connects
It is connected in the blade pit.
Further, the angle between the blade face in the same insert groove and clearance surface is 80 °~110 °.
The beneficial effects of the invention are as follows：
A kind of taper-hole processing cutter provided by the invention, the present invention is by setting two insert grooves, and by the two knives
Each blade axisymmetricly, by setting blade face and clearance surface, is arranged on knife by film trap according to the axis of rotation about cutter hub
On unilateral, and each blade in different blade faces mutually staggers, in process, on two insert grooves
The reaction force of the cutting force of the cutting edge of each blade can be supported mutually and be cut, and eliminated cutting force to cutter hub drag, added cutter hub
Flexural deformation is not generated during work, so as to play the technical role of protection cutter, so as to solve use in the prior art
In process taper hole cutter life it is low the problem of.Meanwhile above-mentioned technical characteristic of the invention also ensure taper busbar with
The consistency of technology requirement improves the precision of cone hole machine, improves the processing quality of product.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the A direction views of Fig. 1；
Fig. 3 is the B-B cross section views of Fig. 2；
In figure：1 handle of a knife, 2 cutter hubs, 3 blades, 4 insert grooves, 5 blade faces, 6 clearance surfaces, 7 spouts, 8 cutter inner cooling holes, 9 lead
Bits face, 10 blade screws, 11 blade pits.
Specific embodiment
Purpose, technical scheme and advantage to make the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's all other embodiments obtained under the premise of creative work is not made, shall fall within the protection scope of the present invention.
For convenience present invention is described, define handle of a knife where one end for " on ", define cutter hub where one end
For " under ", the definition for "up" and "down", merely for convenience present invention is described, and can not be used as to the present invention
A kind of limitation of protection.
As shown in Figure 1 to Figure 3, the present invention is connected to including handle of a knife 1, cutter hub 2 and several blades 3, cutter hub 2 on handle of a knife 1,
Handle of a knife 1 is used to be connected to the driving mechanism for the present invention to be driven to rotate.Cutter hub 2 is in small top and big bottom taper, cutter hub 2
On set there are two insert groove 4, each insert groove 4 is axisymmetricly distributed about the axis of rotation of cutter hub 2.
As shown in Figure 1 to Figure 3, insert groove 4 includes blade face 5 and clearance surface 6, and each blade 3 is separately positioned on the blade
On face 5.Each blade in different blade faces 5 mutually staggers, such as the blade being located in one of in blade face and position
It is offset from each other in the position of the blade in another blade face in the up-down direction.
As shown in Figure 1 to Figure 3, the upper end of each insert groove 4 is respectively equipped with spout 7, and the upper end of handle of a knife 1 is equipped with cutter inner cooling hole
8, each spout 7 connects respectively with cutter inner cooling hole 8.The direction of each spout 7 is respectively parallel to the axis of rotation of cutter hub 2.
As shown in Figure 1 to Figure 3, the axis of cutter inner cooling hole 8 is overlapped with the axis of rotation of cutter hub 2, for connecting in cutter
Cold hole 8 and the pipeline of each spray orifice are axisymmetricly distributed about the axis of cutter inner cooling hole.
As shown in Figure 1 to Figure 3, the upper end of each clearance surface 6 is respectively provided with dust lead face 9, and dust lead face 9 is set in arc-shaped bend
It puts, the upper end in dust lead face 9 is connect with the excircle of cutter hub 2.Each blade 3 is connected to by blade screw 10 in blade face 5 respectively.
The blade pit 11 of embedded blade 3 is respectively provided in each blade face 5, blade 3 is connected in blade pit 11.Positioned at same
The angle between blade face 5 and clearance surface 6 in insert groove 4 is 80o~110o.
As shown in Figure 1 to Figure 3, the present invention by set two insert grooves 4, and by the two insert grooves 4 according to about
Axisymmetricly, by setting blade face 5 and clearance surface 6, each blade 3 is arranged in blade face 5 for the axis of rotation of cutter hub 2,
And each blade 3 in different blade faces 5 mutually staggers, in process, each knife on two insert grooves 4
The reaction force of the cutting force of the cutting edge of piece 3 can be supported mutually and be cut, and eliminated cutting force to cutter hub drag, made cutter hub processed
Flexural deformation is not generated in journey, so as to play protection cutter technical role, so as to solve it is in the prior art for plus
The problem of cutter life of work taper hole is low.Meanwhile above-mentioned technical characteristic of the invention also ensures taper busbar and technology
It is required that consistency, improve the precision of cone hole machine, improve the processing quality of product.
As shown in Figure 1 to Figure 3, the present invention is by setting cutter inner cooling hole 8 and spray orifice 7, during cone hole machine, from knife
Coolant is passed through in tool in cold hole 8, coolant can not only cool down cutter and workpieces processing, while can also be to workpiece
Taper hole generation is washed away, and is timely discharged from taper hole so as to be conducive to chip, chip is avoided to cause to scratch to the inner wall of taper hole, is protected
Demonstrate,prove the quality of the processing to workpiece.The direction of spout 7 and the axis of rotation of conductor 2 are mutually parallel, this can be further improved
Coolant further improves the quality of workpieces processing of the present invention to the effect of the cleaning of chip.The present invention is by setting dust lead
Face 9 forms chip and guides, so as to be conducive to the timely discharge of chip, so as to further avoid chip to workpiece to be machined
It is formed and scratched, further improved the quality of workpieces processing of the present invention, while also cutter is formed and is protected, further improve knife
The service life of tool.
As shown in Figure 1 to Figure 3, the blade 3 in the present invention is installed by blade screw 10, convenient that blade 3 is carried out
Work is dismounted, so that the present invention is dismounted advantageous staff and maintenance work, so as to improve the service life of the present invention.
The present invention plays the role of protecting blade 3, further carry by the way that blade pit 11 is set to realize the insertion work to blade 3
The service life of the high present invention.Simultaneously be also avoided that blade 3 occur during taper hole is processed relative to cutter hub 2 slip or
Rotation so as to be conducive to improve the precision to cone hole machine, improves the quality of production.The present invention is by setting blade face 5 and chip removal
Angle between face 6 is 80 °~110 °, and the speed of chip discharge can be improved under the premise of cone hole machine efficiency and quality is ensured
Rate.
Claims (8)
1. a kind of taper-hole processing cutter, it is characterized in that, including handle of a knife, cutter hub and several blades, the cutter hub is connected to described
On handle of a knife, the cutter hub is in small top and big bottom taper, is set on the cutter hub there are two insert groove, each insert groove about
The axis of rotation of cutter hub is axisymmetricly distributed, and the insert groove includes blade face and clearance surface, and each blade is separately positioned on
In the blade face, each blade in different blade faces mutually staggers.
2. a kind of taper-hole processing cutter according to claim 1, it is characterized in that, the upper end of each insert groove is respectively equipped with
Spout, the upper end of the handle of a knife are equipped with cutter inner cooling hole, and each spout connects respectively with cutter inner cooling hole.
3. a kind of taper-hole processing cutter according to claim 2, it is characterized in that, the direction of each spout is respectively parallel to
The axis of rotation of the cutter hub.
4. a kind of taper-hole processing cutter according to claim 3, it is characterized in that, the axis of the cutter inner cooling hole with it is described
The axis of rotation of cutter hub overlaps, and is in axis about the axis of cutter inner cooling hole for connecting cutter inner cooling hole with the pipeline of each spray orifice
It is symmetrical.
5. a kind of taper-hole processing cutter according to claim 1, it is characterized in that, the upper end of each clearance surface is respectively provided with
Dust lead face, dust lead face are set in arc-shaped bend, and the upper end in dust lead face and the excircle of cutter hub connect.
6. a kind of taper-hole processing cutter according to claim 1, it is characterized in that, each blade passes through blade screw respectively
It is connected in the blade face.
7. a kind of taper-hole processing cutter according to claim 6, it is characterized in that, it is respectively provided in each blade face
The blade pit of the embedded blade, the blade are connected in the blade pit.
8. a kind of taper-hole processing cutter according to claim 1, it is characterized in that, the blade in the same insert groove
Angle between face and clearance surface is 80 °~110 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810015555.1A CN108127149A (en) | 2018-01-08 | 2018-01-08 | A kind of taper-hole processing cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810015555.1A CN108127149A (en) | 2018-01-08 | 2018-01-08 | A kind of taper-hole processing cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108127149A true CN108127149A (en) | 2018-06-08 |
Family
ID=62400337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810015555.1A Pending CN108127149A (en) | 2018-01-08 | 2018-01-08 | A kind of taper-hole processing cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108127149A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4437542A1 (en) * | 1994-10-20 | 1996-04-25 | Beck August Gmbh Co | Drill for conical holes |
| US20070020057A1 (en) * | 2005-07-25 | 2007-01-25 | Yih Troun Enterprise Co., Ltd. | Drill bit with multiple stepped cutting edges |
| CN103521843A (en) * | 2012-07-06 | 2014-01-22 | 哈尔滨飞机工业集团有限责任公司 | Deep-hole reverse-pulling reamer |
| CN106363241A (en) * | 2016-09-29 | 2017-02-01 | 江苏中晟钻石工具有限公司 | PCD reamer capable of conducting both rough machining and finish machining |
-
2018
- 2018-01-08 CN CN201810015555.1A patent/CN108127149A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4437542A1 (en) * | 1994-10-20 | 1996-04-25 | Beck August Gmbh Co | Drill for conical holes |
| US20070020057A1 (en) * | 2005-07-25 | 2007-01-25 | Yih Troun Enterprise Co., Ltd. | Drill bit with multiple stepped cutting edges |
| CN103521843A (en) * | 2012-07-06 | 2014-01-22 | 哈尔滨飞机工业集团有限责任公司 | Deep-hole reverse-pulling reamer |
| CN106363241A (en) * | 2016-09-29 | 2017-02-01 | 江苏中晟钻石工具有限公司 | PCD reamer capable of conducting both rough machining and finish machining |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180608 |
|
| RJ01 | Rejection of invention patent application after publication |