CN209614379U - A kind of composite-edge spiral milling cutter - Google Patents
A kind of composite-edge spiral milling cutter Download PDFInfo
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- CN209614379U CN209614379U CN201920019012.7U CN201920019012U CN209614379U CN 209614379 U CN209614379 U CN 209614379U CN 201920019012 U CN201920019012 U CN 201920019012U CN 209614379 U CN209614379 U CN 209614379U
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- blade part
- chip
- sword
- composite
- milling cutter
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Abstract
The utility model discloses a kind of composite-edge spiral milling cutters, including the first blade part, the second blade part and knife handle；First blade part and the second blade part are in ladder connection；The front end of first blade part is provided with end and bores milling sword, and the outer circumference of first blade part is evenly arranged with 3 chip curl swords；Spiral shape chip space is provided between two neighboring chip curl sword；The front end of second blade part is equipped with ladder end mill sword；The outer rim of second blade part is evenly arranged with 3 step helix cutting edges；Step helix shape chip space is equipped between two neighboring chip curl sword；Chip pocket is provided on the knife handle, the chip pocket is connected with the step helix chip space of the second blade part.Composite-edge spiral milling cutter chip removal described in the utility model is unobstructed, and installation is stablized, and should not skid, meanwhile, it can satisfy the process requirements in different size keyway or hole.
Description
Technical field
The utility model belongs to cutting element technical field, specially a kind of composite-edge spiral milling cutter.
Background technique
Milling cutter is the rotary cutter for Milling Process, be mainly used on milling machine process plane, step, groove, at
Shape surface and cutting workpiece etc..Existing screw-on cutter has that chip removal is unsmooth, is easy to skid, and a kind of milling cutter can only be processed
The identical keyway of size or hole；And in the production scene having, need to process two kinds of different size of keyways or hole, it is necessary to not stop
Milling cutter or the ceaselessly Working position of centering part are replaced, the non-cutting time for processing part is long, and production efficiency is low.
Utility model content
The purpose of this utility model is to provide a kind of composite-edge spiral milling cutter, the composite-edge spiral milling cutter chip removal is logical
Freely, installation is stablized, and should not be skidded, meanwhile, it can satisfy the process requirements in different size keyway or hole.
In order to achieve the above objectives, the technical solution of the utility model are as follows:
A kind of composite-edge spiral milling cutter, including the first blade part, the second blade part and knife handle；First blade part and
Two blade parts are in ladder connection；The front end of first blade part is provided with end and bores milling sword, the outer rim of first blade part
It is evenly arranged with 3 chip curl swords week；Spiral shape chip space is provided between two neighboring chip curl sword；Second knife
The front end of blade is equipped with ladder end mill sword；The outer rim of second blade part is evenly arranged with 3 step helix cutting edges；It is adjacent
Step helix shape chip space is equipped between two chip curl swords；Chip pocket, the chip pocket and are provided on the knife handle
The step helix chip space of two blade parts is connected.
Further, the spiral angle of the spiral shape chip space of first blade part and the second blade part is 45 °.
Further, circular arc cutting edge is provided on the chip curl sword of first blade part.
Further, the chip curl sword surface of first blade part and the second blade part is coated with chromium aluminized coating.
Further, the knife handle end is provided with multiple strip grooves, and screw-on cutter can be made to be stably mounted at and set
It is standby upper, prevent screw-on cutter from skidding.
Further, the strip groove quantity of the knife handle end is 4, is evenly distributed in knife handle end.
Further, the knife handle side is equipped with locating piece, position when screw-on cutter can be made to be installed to machine every time
Accurately.
The utility model has the following beneficial effects: the structure design of the utility model is reasonable, chip removal is unobstructed, and installation is stablized, unsuitable
It skids, can satisfy the process requirements in different size keyway or hole, improve production efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is blade schematic cross-section；
Detailed description of main elements: 1, knife handle, the 2, first blade part, the 3, second blade part, 4, helical flute, 5, ladder end mill
Sword, 6, step helix cutting edge, 7, step helix chip space, 8, circular arc cutting edge, 9, chip pocket, 10, locating piece, 11, groove,
21, milling sword, 22, chip curl sword are bored in end.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art's every other embodiment obtained is belonged to
The protection scope of the utility model.
Embodiment 1
As shown in Figure 1 to Figure 2, a kind of composite-edge spiral milling cutter, including the first blade part 2, the second blade part 3 and knife handle 1；
First blade part 2 and the second blade part 3 are in ladder connection；The front end of first blade part 2 is provided with end and bores milling sword
21, the outer circumference of first blade part 2 is evenly arranged with 3 chip curl swords 22, and 22 surface of chip curl sword is coated with
Chromium aluminized coating；Spiral shape chip space 4, the spiral angle of the spiral shape chip space are provided between two neighboring chip curl sword
It is 45 °；The front end of second blade part 3 is equipped with ladder end mill sword 5；The outer rim of second blade part 3 is evenly arranged with 3
Step helix cutting edge 6,6 surface of step helix cutting edge are coated with chromium aluminized coating；It is set between two neighboring chip curl sword
There is step helix shape chip space 7, the spiral angle of the step helix shape chip space is 45 °；Appearance is provided on the knife handle 1
Consider slot 9 to be worth doing, the chip pocket 9 is connected with the step helix chip space 7 of the second blade part；1 side of knife handle is provided with positioning
Block, 1 end of knife handle are evenly arranged with 4 strip grooves.
Embodiment 2
As shown in Figure 1, it is further, circular arc cutting edge 8 is provided on the chip curl sword 22 of first blade part 2.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, all any modification, equivalent substitution, improvement and etc. should be included in the utility model
Protection scope within.
Claims (7)
1. a kind of composite-edge spiral milling cutter, which is characterized in that including the first blade part, the second blade part and knife handle；Described first
Blade part and the second blade part are in ladder connection；The front end of first blade part is provided with end and bores milling sword, first knife
The outer circumference of blade is evenly arranged with 3 chip curl swords；Spiral shape chip space is provided between two neighboring chip curl sword；
The front end of second blade part is equipped with ladder end mill sword；The outer rim of second blade part is evenly arranged with 3 step helix
Cutting edge；Step helix shape chip space is equipped between two neighboring chip curl sword；Chip pocket is provided on the knife handle, it is described
Chip pocket is connected with the step helix chip space of the second blade part.
2. composite-edge spiral milling cutter as described in claim 1, which is characterized in that first blade part and the second blade part
The spiral angle of spiral shape chip space is 45 °.
3. composite-edge spiral milling cutter as described in claim 1, which is characterized in that on the chip curl sword of first blade part
It is provided with circular arc cutting edge.
4. composite-edge spiral milling cutter as described in claim 1, which is characterized in that first blade part and the second blade part
Chip curl sword surface is coated with chromium aluminized coating.
5. composite-edge spiral milling cutter as described in claim 1, which is characterized in that it is recessed that the knife handle end is provided with multiple bar shapeds
Slot.
6. composite-edge spiral milling cutter as claimed in claim 5, which is characterized in that the strip groove quantity of the knife handle end is
4, it is evenly distributed in knife handle end.
7. composite-edge spiral milling cutter as described in claim 1, which is characterized in that the knife handle side is equipped with locating piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920019012.7U CN209614379U (en) | 2019-01-07 | 2019-01-07 | A kind of composite-edge spiral milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920019012.7U CN209614379U (en) | 2019-01-07 | 2019-01-07 | A kind of composite-edge spiral milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209614379U true CN209614379U (en) | 2019-11-12 |
Family
ID=68449007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920019012.7U Active CN209614379U (en) | 2019-01-07 | 2019-01-07 | A kind of composite-edge spiral milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209614379U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112453532A (en) * | 2020-11-17 | 2021-03-09 | 哈尔滨工业大学 | Special composite cutter for carbon fiber composite spiral hole milling and machining method thereof |
| CN114535676A (en) * | 2022-02-28 | 2022-05-27 | 广东鼎泰高科技术股份有限公司 | Machining tool capable of inhibiting burrs |
-
2019
- 2019-01-07 CN CN201920019012.7U patent/CN209614379U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112453532A (en) * | 2020-11-17 | 2021-03-09 | 哈尔滨工业大学 | Special composite cutter for carbon fiber composite spiral hole milling and machining method thereof |
| CN112453532B (en) * | 2020-11-17 | 2022-05-31 | 哈尔滨工业大学 | Special composite cutter for carbon fiber composite spiral hole milling and machining method thereof |
| CN114535676A (en) * | 2022-02-28 | 2022-05-27 | 广东鼎泰高科技术股份有限公司 | Machining tool capable of inhibiting burrs |
| CN114535676B (en) * | 2022-02-28 | 2023-08-29 | 广东鼎泰高科技术股份有限公司 | Machining tool capable of inhibiting burrs |
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