CN106141260A - A kind of porting cutter - Google Patents
A kind of porting cutter Download PDFInfo
- Publication number
- CN106141260A CN106141260A CN201610798604.4A CN201610798604A CN106141260A CN 106141260 A CN106141260 A CN 106141260A CN 201610798604 A CN201610798604 A CN 201610798604A CN 106141260 A CN106141260 A CN 106141260A
- Authority
- CN
- China
- Prior art keywords
- cutter
- porting
- cutter head
- cutting
- sword
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/08—Drills combined with tool parts or tools for performing additional working
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2222/00—Materials of tools or workpieces composed of metals, alloys or metal matrices
- B23B2222/28—Details of hard metal, i.e. cemented carbide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/20—Number of cutting edges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/20—Number of cutting edges
- B23B2251/208—Eight cutting edges
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a kind of porting cutter, belong to machine tool technology field.Described porting cutter is the porting cutter squeezing and cutting integral structure, including cutter head 1 and handle of a knife 2, the cutting portion of cutter head 1 uses Hardmetal materials, be evenly equipped with 8 squeeze grind sword 3 and 8 cutting edges 4, squeeze and grind sword 3 and cutting edge 4 is spaced setting mutually, the cutting portion of cutter head 1 is divided into 8 planes 6, and is provided with chip pocket 5 squeezing between the blade grinding sword 3 and cutting edge 4.The cutting portion of porting jet blade 1 arranges 16 blades so that workpiece increases with tool contact area, and working angles is more steady；The cutting output of single sword reduces, and cutting force reduces, and not only alleviates the labor intensity of operator, and improves cutter life, and sharpening once can process 2,400 2600, decreases the tool changing frequency, thus reduces processing cost.
Description
Technical field
The invention belongs to Machining Technology field, be specifically related to a kind of squeezing and cut one porting cutter.
Background technology
The porting cutter that after producer's axle type gear heat, grinding center hole operation is used the most both at home and abroad is generally 6 ribs or 8 ribs
Top, this porting cutter uses the crowded mode cut to be processed workpiece, so durability and life-span are poor, often average with porting cutter
Process 500 workpiece, finished surface there will be scared, fineness is poor, affect follow-up alignment process, cylindrical grinding working procedure processing essence
Degree.As changed porting cutter frequently, the increase processing cost that meeting is extra.
Summary of the invention
In order to solve the problem that existing prior art exists, the invention provides a kind of squeezing and cut one porting cutter, the most resistance to
Good by performance, the life-span is long, and is ensureing to reduce while crudy processing cost.
Technical solutions according to the invention are as follows:
A kind of porting cutter, including cutter head, described cutter head is fixedly connected on handle of a knife, and described cutter head and handle of a knife have a center
Axis, the cutting portion of described cutter head is evenly equipped with a plurality of squeezing and grinds sword and cutting edge, is stuck in the card of lathe by described handle of a knife along the center of circle
Dish rotates around this central axis.
Preferably, described squeezing grinds sword and the spaced setting of cutting edge, is divided into by the cutting portion of described cutter head multiple flat
Face.
Preferably, each described crowded grinding is provided with chip pocket between sword and the blade of cutting edge.
Preferably, at least 8, the cutting portion plane of described cutter head.
Preferably, described cutting portion is hard alloy.
Preferably, described hard alloy is K44 wolfram steel.
Preferably, the cutting portion of described cutter head is connected by brazing with described cutter head.
Preferably, described handle of a knife is divided into front end and end two parts, and front end is connected with cutter head, and end is with drilling machine cutter shaft even
Connecing, distal portion is cylindrical-shaped structure, connects for concave arc between the front end and end of handle of a knife.
Preferably, described porting cutter cuts integral structure for squeezing.
Beneficial effect: compared with prior art, porting cutter provided by the present invention is the porting cutter squeezing and cutting integral structure,
The cutting portion of cutter head 1 is evenly equipped with a plurality of squeezing and grinds sword and cutting edge, and cutting edge cut, crowded grind sword and plays the effect of smoothing, subtracts
Little workpiece surface roughness.
Further, cutting portion uses Hardmetal materials so that cutting portion has that hardness is high, wear-resisting, intensity and toughness
Preferably, feature heat-resisting, corrosion resistant.
Further, 16 blades are set so that workpiece increases with tool contact area, and working angles is more steady；Single
The cutting output of individual sword reduces, and cutting force reduces, and not only alleviates the labor intensity of operator, and improves cutter life, sharpening
Once can process 2400-2600 part, decrease the tool changing frequency, thus reduce processing cost.
Further, squeezing and be provided with chip pocket 5 between the blade grinding sword 3 and cutting edge 4, the groove depth degree of depth is continuously increased so that
In the course of processing, on every cutting edge, velocity gradient varies less from front to back, it is ensured that working angles is steady.
Accompanying drawing explanation
Fig. 1 for embodiment provide crowded cut one porting cutter；
The crowded left view cutting one porting cutter that Fig. 2 provides for embodiment；
The crowded sectional view cutting one porting jet blade portion that Fig. 3 provides for embodiment；
Fig. 4 crowded cuts the one bright portion of porting cutter cutter another schematic diagram for what embodiment provided.
In figure: 1-cutter head, 2-handle of a knife, 3-squeezes and grinds sword, 4-cutting edge, 5-chip pocket, 6-plane, 7-weld.
Detailed description of the invention
With embodiment, the present invention is further elaborated below in conjunction with the accompanying drawings.
With reference to accompanying drawing 1 and Fig. 2, a kind of porting cutter, it is characterised in that: described porting cutter is the porting squeezing and cutting integral structure
Cutter, including cutter head 1 and handle of a knife 2, described cutter head 1 is fixedly connected on handle of a knife 2, and described cutter head 1 and handle of a knife 2 have a central shaft
Line, the cutting portion of described cutter head 1 is evenly equipped with a plurality of squeezing and grinds sword 3 and cutting edge 4, is stuck in lathe by described handle of a knife 2 along the center of circle
Chuck rotates around this central axis.
The cutting portion of cutter head 1 is K44 wolfram steel hard alloy, is evenly equipped with a plurality of squeezing and grinds sword 3 and cutting edge 4；Described squeezing grinds sword 3
It is provided with 8, and spaced setting with cutting edge 4, the cutting portion of cutter head 1 is divided into 8 planes 6；Squeeze and grind sword 3 and cut
Cut and between the blade of sword 4, be provided with chip pocket 5.
With reference to Fig. 3, the cutting portion of cutter head 1 is fixed by welding at weld 7 with cutter head.Handle of a knife 2 be divided into front end and
End two parts, front end is connected with cutter head, and end is connected with drilling machine cutter shaft, and distal portion is cylindrical-shaped structure, before handle of a knife 2
Connect for concave arc between end and end.
With reference to Fig. 4, the distal portion of described handle of a knife 2 is also the taper column structure with certain angle, before handle of a knife 2
It is convex circular sliding slopes between end and end.
Using method:
1, porting cutter is installed on drilling machine cutter shaft, it is ensured that accurate positioning；
2, workpiece to be processed is installed, it is ensured that accurate work piece positioning, stable；
3, press drilling machine cutter head handle to cut；
4, after having cut, cutter head is cleared up, after completing, carry out next work piece operations.
In order to better illustrate the beneficial effect of porting cutter provided by the present invention, with prior art porting cutter from adding number
Amount and processing cost compare, and result is respectively as shown in Table 1 and Table 2, and wherein the processing beat of two groups keeps consistent.
Table 1 prior art and porting cutter of the present invention processing quantity statistics table
Table 2 prior art and porting cutter processing cost of the present invention contrast table
In the middle of table 1 it can be seen that with prior art porting cutter in the case of using same number, porting cutter of the present invention
The piece count of processing is several times of prior art porting cutter processing quantity, and being continuously increased along with access times, this
The piece count of bright porting cutter processing is relatively stable, does not has reduction clearly occur.It can be seen that the present invention in the middle of table 2
Porting cutter and prior art porting cutter cutter manufacture cost, sharpening number of times, every time sharpening expense are the most identical, but porting cutter of the present invention
Once 5 times of sharpening average processing quantity prior art porting cutter really are had a surplus, and the cost of corresponding single-piece workpiece is the most significantly
Reduce.Therefore deducing that, the porting cutter that the present invention provides, not only durability is good, the life-span is long, and is ensureing crudy
While can be effectively reduced processing cost.
Claims (9)
1. a porting cutter, it is characterised in that: include that cutter head (1), described cutter head (1) are fixedly connected on handle of a knife (2), described cutter
Head (1) and handle of a knife (2) have a central axis, and the cutting portion of described cutter head (1) is evenly equipped with a plurality of squeezing and grinds sword (3) and cut along the center of circle
Cut sword (4), be stuck in the chuck of lathe by described handle of a knife (2) and rotate around this central axis.
A kind of porting cutter the most according to claim 1, it is characterised in that: described squeezing grinds sword (3) and cutting edge (4) each other
Every setting, the cutting portion of described cutter head (1) is divided into multiple plane (6).
A kind of porting cutter the most according to claim 2, it is characterised in that: each described squeezing grinds sword (3) and cutting edge (4)
Chip pocket (5) it is provided with between blade.
A kind of porting cutter the most according to claim 3, it is characterised in that the cutting portion plane (6) of described cutter head (1) is at least
There are 8.
A kind of porting cutter the most according to claim 1, it is characterised in that: described cutting portion is hard alloy.
A kind of porting cutter the most according to claim 5, it is characterised in that: described hard alloy is K44 wolfram steel.
A kind of porting cutter the most according to claim 6, it is characterised in that: the cutting portion of described cutter head (1) and described cutter head
Connected by brazing.
A kind of porting cutter the most according to claim 1, it is characterised in that: described handle of a knife (2) is divided into front end and end two
Point, front end is connected with cutter head, and end is connected with drilling machine cutter shaft, and distal portion is cylindrical-shaped structure, at front end and the end of handle of a knife (2)
Connect for concave arc between end.
A kind of porting cutter the most according to any one of claim 1 to 8, it is characterised in that: described porting cutter cuts one for squeezing
Body formula structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610798604.4A CN106141260A (en) | 2016-08-31 | 2016-08-31 | A kind of porting cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610798604.4A CN106141260A (en) | 2016-08-31 | 2016-08-31 | A kind of porting cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106141260A true CN106141260A (en) | 2016-11-23 |
Family
ID=57344889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610798604.4A Pending CN106141260A (en) | 2016-08-31 | 2016-08-31 | A kind of porting cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106141260A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201079853Y (en) * | 2007-08-02 | 2008-07-02 | 沈阳飞机工业（集团）有限公司 | Hard alloy countersink drill |
| CN201644880U (en) * | 2010-04-26 | 2010-11-24 | 哈尔滨汽轮机厂有限责任公司 | Spiral groove taper countersink drill |
| CN202506877U (en) * | 2012-03-30 | 2012-10-31 | 浙江双六工具有限公司 | Cone-shaped countersink drill |
| DE102012110085A1 (en) * | 2012-10-23 | 2014-04-24 | Dorma Gmbh + Co. Kg | Lowering tool for use as e.g. countersinks, for drilling machine, has screwing tool arranged at cutting head, and retainer provided in cutting head, and intersect parts provided at head, where intersect parts are formed by tungsten carbide |
| CN204396992U (en) * | 2014-12-16 | 2015-06-17 | 中原特钢股份有限公司 | A kind of major diameter counterbit |
-
2016
- 2016-08-31 CN CN201610798604.4A patent/CN106141260A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201079853Y (en) * | 2007-08-02 | 2008-07-02 | 沈阳飞机工业（集团）有限公司 | Hard alloy countersink drill |
| CN201644880U (en) * | 2010-04-26 | 2010-11-24 | 哈尔滨汽轮机厂有限责任公司 | Spiral groove taper countersink drill |
| CN202506877U (en) * | 2012-03-30 | 2012-10-31 | 浙江双六工具有限公司 | Cone-shaped countersink drill |
| DE102012110085A1 (en) * | 2012-10-23 | 2014-04-24 | Dorma Gmbh + Co. Kg | Lowering tool for use as e.g. countersinks, for drilling machine, has screwing tool arranged at cutting head, and retainer provided in cutting head, and intersect parts provided at head, where intersect parts are formed by tungsten carbide |
| CN204396992U (en) * | 2014-12-16 | 2015-06-17 | 中原特钢股份有限公司 | A kind of major diameter counterbit |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161123 |