CN208913224U - A kind of 7 line aluminium alloy cutters of processing - Google Patents
A kind of 7 line aluminium alloy cutters of processing Download PDFInfo
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- CN208913224U CN208913224U CN201820711055.7U CN201820711055U CN208913224U CN 208913224 U CN208913224 U CN 208913224U CN 201820711055 U CN201820711055 U CN 201820711055U CN 208913224 U CN208913224 U CN 208913224U
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- cutting portion
- aluminium alloy
- line aluminium
- angle
- blade
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Abstract
The utility model discloses a kind of 7 line aluminium alloy cutters of processing, it include: cutter body, the cutter body includes mounting portion and is integrally machined the cutting portion in the mounting portion rear end, the cutting portion is made of the blade of three groups of helically structures, the angle of the central axes of every group of blade and the cutting portion is 45 °, and the trilobal that the cross section in the chip portion is evenly distributed.By the above-mentioned means, the utility model has reliable structural strength and sharpness, and it is more brisk to the cutting of 7 line aluminium alloy materials, keep workpiece surface finish higher, guarantees that 7 line aluminium alloy workpiece mirror surfaces machine one-pass molding.
Description
Technical field
The utility model relates to cutter fields, more particularly to a kind of 7 line aluminium alloy cutters of processing.
Background technique
7 line aluminium alloys are a kind of common alloys, it includes zinc and magnesium, and feature is hardness height, and corrosion resistance is poor, it is desirable that
Workpiece is processed and formed at one time, existing cutter due to the technical performances such as intensity, the cutting edge of a knife or a sword ploidy have the defects that it is certain, without being able to satisfy
7 line aluminium alloy workpiece mirror surfaces machine disposal molding.
Utility model content
The utility model has excellent knot mainly solving the technical problems that providing a kind of processing 7 line aluminium alloy cutters
Structure intensity, sharpness can guarantee that 7 line aluminium alloy workpiece mirror surfaces machine one-pass molding.
In order to solve the above technical problems, the utility model use a technical solution be: provide it is a kind of processing 7 be aluminium close
Golden cutter, comprising: cutter body, the cutter body include mounting portion and be integrally machined the cutting in the mounting portion rear end
Portion, the cutting portion are made of the blade of three groups of helically structures, and every group of blade and the angle of the central axes of the cutting portion are equal
It is 45 °, and the trilobal that the cross section of the cutting portion is evenly distributed.
In one preferred embodiment of the utility model, the angle of the anterior angle θ of the blade is 13 ° ~ 15 °.
In one preferred embodiment of the utility model, the horizontal plane of the blade and cutting portion is formed with the first of arcuation
The angle of relief angle cambered surface and the second relief angle cambered surface, the first relief angle α 1 that the first relief angle cambered surface is formed with cutting portion horizontal plane is
11 ° ~ 12 °, the angle for the second relief angle α 2 that the second relief angle cambered surface is formed with cutting portion horizontal plane is 28 ° ~ 30 °.
In one preferred embodiment of the utility model, the cutter body material uses grain size for 0.8 μm of hard
Cobalt alloy.
In one preferred embodiment of the utility model, surface roughness≤0.01 micron of the cutter body.
The beneficial effects of the utility model are: the cutting portion of the utility model cutter is used by the knife of three groups of helically structures
Sword composition, and the angle of the central axes of every group of blade and cutting portion is 45 °, that is, uses 3 sword, 45 ° of helical designs, make cutter
Cutting portion have reliable structural strength and sharpness, to 7 line aluminium alloy materials cut it is more brisk, make workpiece surface finish compared with
Height guarantees that 7 line aluminium alloy workpiece mirror surfaces machine one-pass molding.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for processing 7 line aluminium alloy cutter, one preferred embodiment of the utility model；
Fig. 2 is the cross-sectional view of A-A face shown in Fig. 1；
Fig. 3 is enlarged diagram at blade B shown in Fig. 1；
The components in the drawings are labeled as follows: 1, mounting portion, 2, cutting portion, 21, blade.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear
Define.
Fig. 1-3 is please referred to, the utility model embodiment includes:
7 line aluminium alloy cutters of a kind of processing, comprising: cutter body, the cutter body include mounting portion 1 and be integrally machined
Cutting portion 2 in 1 rear end of mounting portion, the cutting portion 2 are made of the blade 21 of three groups of helically structures, every group of blade 21
Angle with the central axes of the cutting portion 2 is 45 °, and the trilobal that the cross section of the cutting portion 2 is evenly distributed, i.e.,
The cutting portion 2 uses 3 sword, 45 ° of helical structures, on the one hand can improve the intensity of cutting portion 2 on the whole, on the other hand make
Cutting portion 2 has excellent sharpness.
Specifically, the angle of the anterior angle θ of the blade 21 is 13 ° ~ 15 °, the horizontal plane shape of the blade 21 and cutting portion 2
At the first relief angle cambered surface and the second relief angle cambered surface for having arcuation, what the horizontal plane of the first relief angle cambered surface and cutting portion 2 was formed
The angle of first relief angle α 1 is 11 ° ~ 12 °, the second relief angle α's 2 that the horizontal plane of the second relief angle cambered surface and cutting portion 2 is formed
Angle is 28 ° ~ 30 °, i.e., blade 21 using 13 ° ~ 15 ° anterior angles combine it is double after corner structures design, make blade 21 have chip removal it is unobstructed,
The good feature of sharpness is suitble to carry out high-speed milling to 7 line aluminium alloy materials, and is able to satisfy to 7 line aluminium alloy workpiece mirror surface machines
Process one-pass molding.
It is further preferred that the cutter body material uses grain size for 0.8 μm of hard cobalt alloy, which contains
10.0wt%, density 14.42g/cm, hardness 91.5HRA, bending strength 4000N/mm, 580.0KPSI are measured, so that Tool in Cutting portion
2 have excellent wear-resisting property.
Further, surface roughness≤0.01 micron of the cutter body.
The utility model discloses a kind of 7 line aluminium alloy cutters of processing, and cutting portion is used by three groups of helically structures
Blade composition, and the angle of the central axes of every group of blade and cutting portion is 45 °, that is, uses 3 sword, 45 ° of helical designs, make knife
Having cutting portion has reliable structural strength and sharpness；Furthermore blade combines double rear corner structure designs using 13 ° ~ 15 ° anterior angles,
Blade is set to have the characteristics that chip removal is unobstructed, sharpness is good.To sum up the utility model cutter have excellent intensity, sharpness it is same
When, also there is good surface smoothness, be suitble to carry out high-speed milling to 7 line aluminium alloy materials, be able to satisfy to 7 line aluminium alloy works
Part mirror surface machines one-pass molding.
In the description of the present invention, it should be noted that term " on ", "lower", "left", "right", "inner", "outside" etc.
The orientation or positional relationship of instruction be based on the orientation or positional relationship shown in the drawings or the utility model product use when
The orientation or positional relationship usually put, is merely for convenience of describing the present invention and simplifying the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
The limitation of the utility model.The above descriptions are merely preferred embodiments of the present invention, and it is practical new to be not limited to this
Type, for those skilled in the art, the present invention may have various modifications and changes.All essences in the utility model
Mind and principle within, any modification, equivalent replacement, improvement and so on, should be included in the protection scope of the utility model it
It is interior.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (5)
1. a kind of 7 line aluminium alloy cutters of processing characterized by comprising cutter body, the cutter body include mounting portion and
It is integrally machined the cutting portion in the mounting portion rear end, the cutting portion is made of the blade of three groups of helically structures, every group of knife
The angle of the central axes of sword and the cutting portion is 45 °, and the trilobal that the cross section of the cutting portion is evenly distributed.
2. 7 line aluminium alloy cutters of processing according to claim 1, which is characterized in that the angle of the anterior angle θ of the blade is
13°~15°。
3. 7 line aluminium alloy cutters of processing according to claim 1, which is characterized in that the level of the blade and cutting portion
Face is formed with the first relief angle cambered surface and the second relief angle cambered surface of arcuation, what the first relief angle cambered surface and cutting portion horizontal plane were formed
The angle of first relief angle α 1 is 11 ° ~ 12 °, the angle of the second relief angle α 2 of the second relief angle cambered surface and the formation of cutting portion horizontal plane
Degree is 28 ° ~ 30 °.
4. 7 line aluminium alloy cutters of processing according to claim 1, which is characterized in that the cutter body material is using brilliant
The hard cobalt alloy that granularity is 0.8 μm.
5. 7 line aluminium alloy cutters of processing according to claim 1, which is characterized in that the rough surface of the cutter body
≤ 0.01 micron of degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820711055.7U CN208913224U (en) | 2018-05-14 | 2018-05-14 | A kind of 7 line aluminium alloy cutters of processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820711055.7U CN208913224U (en) | 2018-05-14 | 2018-05-14 | A kind of 7 line aluminium alloy cutters of processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208913224U true CN208913224U (en) | 2019-05-31 |
Family
ID=66692164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820711055.7U Active CN208913224U (en) | 2018-05-14 | 2018-05-14 | A kind of 7 line aluminium alloy cutters of processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208913224U (en) |
-
2018
- 2018-05-14 CN CN201820711055.7U patent/CN208913224U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 215500 Dahong Bridge Crane, Zhaohong Road, Guli Town, Changshu City, Suzhou City, Jiangsu Province Patentee after: SUZHOU SANJUN TOOL TECHNOLOGY CO., LTD. Address before: Xinqiao Industrial Park of Changshou City ancient town Suzhou city Jiangsu province 215500 Building 1 Patentee before: SUZHOU SANJUN TOOL TECHNOLOGY CO., LTD. |
|
| CP02 | Change in the address of a patent holder |