CN109848473A - A kind of ball-end mill with high-intensitive cutting edge - Google Patents
A kind of ball-end mill with high-intensitive cutting edge Download PDFInfo
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- CN109848473A CN109848473A CN201811559016.0A CN201811559016A CN109848473A CN 109848473 A CN109848473 A CN 109848473A CN 201811559016 A CN201811559016 A CN 201811559016A CN 109848473 A CN109848473 A CN 109848473A
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Abstract
The present invention relates to cutting-tool engineering fields, more specifically, it is related to a kind of ball-end mill with high-intensitive cutting edge, its key points of the technical solution are that: a kind of ball-end mill with high-intensitive cutting edge, it includes cutter head, the cutter head has one relief angle of end tooth anterior angle and end face, and the end tooth anterior angle is equipped with land, and the land intersects with one relief angle of end face.The technical solution provided according to the present invention plays the effect of the cutting edge passivation processing to cutter, can so increase the intensity of cutting edge roundness, promote the wearability of cutter, achieve the effect that improve cutting-tool's used life by the way that land is arranged in end tooth anterior angle.
Description
Technical field
The present invention relates to cutting-tool engineering field, in particular to a kind of ball-end mill with high-intensitive cutting edge.
Background technique
Milling cutter is for Milling Process, the rotary cutter with one or more cutters tooth.When work each cutter tooth successively interval
Ground cuts the surplus of workpiece.Milling cutter is mainly used for processing plane, step, groove, molded surface and cutting workpiece etc. on milling machine.
Existing rose cutter cutting edge serious wear after processing a period of time, cutter life reduce, and client, which is not achieved, to be needed
It asks.In order to improve cutter life, dealer had done a variety of trials, such as by improving cutter structure, carried out from the angle of design
Optimize cutter parameters；For tool wear position, the anterior angle relief angle of cutter is optimized；Or replacement coating etc..However, changing
Kind effect is not obvious.
Summary of the invention
In view of this, the present invention provides a kind of ball-end mill with high-intensitive cutting edge, main purpose is to solve existing
The technical issues of cutting edge of cutter is prone to wear, service life is caused to reduce.
In order to achieve the above objectives, present invention generally provides following technical solutions:
The embodiment of the present invention provides a kind of ball-end mill with high-intensitive cutting edge, including cutter head, and the cutter head has end tooth
One relief angle of anterior angle and end face, the end tooth anterior angle are equipped with land, and the land intersects with one relief angle of end face.
In the above-mentioned technical solutions, by the way that land is arranged in end tooth anterior angle, the cutting edge passivation processing to cutter is played
Effect can so increase the intensity of cutting edge roundness, promote the wearability of cutter, reach the effect for improving cutting-tool's used life
Fruit.
The present invention is further arranged to: the land and the angle of one relief angle of end face are 25 degree -45 and spend.Preferably,
The land and the angle of one relief angle of end face are 45 degree.
In the examples described above, by setting 25 degree of -45 degree for the angle of land and one relief angle of end face, make land and end face
The angle of one relief angle is unlikely to sharpness that is too big and influencing cutting edge；Also the intensity of cutting edge is influenced as too small.
The present invention is further arranged to: the width of the land is 0.02-0.04 millimeters.
In the examples described above, by setting 0.02-0.04 millimeters for the width of land, it is unlikely to the width of land too
Sharpness that is big and influencing cutting edge；Also it is unlikely to too small and influences passivation effect, does not have good enhanced strength effect.This
Invention is further arranged to: the land is grinding surface.
The present invention is further arranged to: having wear-resistant coating on the cutter head.
In the examples described above, the grinding wheel that can use European standard D10 granularity, is ground out above-mentioned land, so has
Facilitate the effect of processing.
The present invention is further arranged to: the wear-resistant coating is diamond coatings.
By using above-mentioned technical proposal, the wearability of diamond coatings is preferable.
By above-mentioned technical proposal, there is the present invention ball-end mill of high-intensitive cutting edge at least to have the advantages that
In the technical solution provided by the present invention, it by the way that land is arranged in end tooth anterior angle, plays at the cutting edge passivation to cutter
The effect of reason can so increase the intensity of cutting edge roundness, promote the wearability of cutter, reach and improve cutting-tool's used life
Effect.
In addition, being passivated by way of land is arranged in end tooth anterior angle to the cutting edge of cutter, also have as follows
Effect: 1, the superfine burr of cutting edge roundness is removed；2, increase the contact area of cutting edge roundness and workpiece, reduce cutting edge pressure；3,
Optimize cutting edge roundness lines, when making its workpieces processing, consistency, planarization and the finish of workpiece surface all can be mentioned significantly
It rises.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention and the accompanying drawings.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for ball-end mill with high-intensitive cutting edge that one embodiment of the invention provides；
Fig. 2 is the enlarged structure schematic diagram in Fig. 1 at A.
Appended drawing reference: 1, cutter head；11, end tooth anterior angle；12, one relief angle of end face；13, land；100, ball-end mill.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention,
Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship,
Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, being somebody's turn to do " first ", " second " etc. if relating to the description of " first ", " second " etc. in the embodiment of the present invention
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not the present invention claims protection scope within.
As depicted in figs. 1 and 2, a kind of ball-end mill with high-intensitive cutting edge that one embodiment of the present of invention proposes
100 comprising cutter head 1.Cutter head 1 has one relief angle 12 of end tooth anterior angle 11 and end face.End tooth anterior angle 11 is equipped with land 13.The sword
Band 13 intersects with one relief angle 12 of end face.
In the technical solution of above-mentioned offer, by the way that land 13 is arranged in end tooth anterior angle 11, the cutting edge to cutter is played
The effect of Passivation Treatment can so increase the intensity of cutting edge roundness, promote the wearability of cutter, reach raising cutter and use the longevity
The effect of life.
In addition, being passivated by way of land 13 is arranged in end tooth anterior angle 11 to the cutting edge of cutter, also have such as
Under effect: 1, remove the superfine burr of cutting edge roundness；2, increase the contact area of cutting edge roundness and workpiece, reduce cutting edge pressure
Power；3, optimize cutting edge roundness lines, when making its workpieces processing, consistency, planarization and the finish of workpiece surface all can be big
Amplitude is promoted.
Further, land 13 above-mentioned and the angle of one relief angle 12 of end face can be 25 degree of -45 degree.Preferably, land
13 and the angle of one relief angle 12 of end face are 45 degree.In this example, by the way that the angle of land 13 and one relief angle 12 of end face to be arranged
It is spent for 25 degree -45, land 13 and the angle of one relief angle 12 of end face is made to be unlikely to sharpness that is too big and influencing cutting edge；Also as
Intensity that is too small and influencing cutting edge.
Further, the width of aforementioned land 13 can be 0.02-0.04 millimeters, it is preferred that the width of land 13 is
0.03 millimeter.In this example, by setting 0.02-0.04 millimeters for the width of land 13, keep the width of land 13 unlikely
Yu Tai great and the sharpness for influencing cutting edge；Also it is unlikely to too small and influences passivation effect, does not have good enhanced strength and make
With.
Further, land 13 above-mentioned can be grinding surface, specifically, can be using European standard D10 granularity
Grinding wheel is ground out above-mentioned land 13, so has the effect of facilitating processing.
It can have wear-resistant coating on cutter head 1 above-mentioned, to further increase the intensity of cutter, extend cutter uses the longevity
Life.
Wherein, due to being provided with land 13 in the end tooth anterior angle 11 of cutter head 1, which increase the surface area of cutting edge roundness,
Increase the surface area of the wear-resistant coating coated on cutting edge roundness, to greatly increase the intensity of cutting edge roundness, improves
The wearability of cutter.In addition, passing through the land 13 of setting, additionally it is possible to which the adsorption capacity for increasing coating at cutting edge roundness prevents coating
It falls off, to further increase the intensity and service life of cutting edge roundness.
At one specifically using in example, cutter of the invention can be graphite nodule head cutter, wear-resistant coating above-mentioned
It can be diamond coatings, the wearability of diamond coatings is preferable.
The working principle of the invention and preferred embodiment is described below.
Cutter of the invention can be graphite nodule head cutter, can handle bulb cutting edge using diameter type passivation mode.?
Under the premise of not influencing the cutting of bulb cutting edge, increase the adsorption capacity of cutter coat, cutting edge roundness intensity is increased, to promote cutter
Wearability, improve cutting-tool's used life.
At present according to the way of conventional ball-end mill, the graphite ball-end mill produced, tool wear is too fast, uses the longevity
Order low, machining sector's cost of charp tool increase.And structure design of the invention, by cutting edge passivation, increase the absorption of cutter coat
Power increases cutting edge roundness intensity, promotes the wearability of cutter.Achieve the effect that improve cutting-tool's used life.
The inventive point of technical solution of the present invention is: while not influencing tartness degree of tool cutting edge, increasing the sword of cutter
Mouth intensity, increases the adsorption capacity of cutter coat.
It specifically, can be by numerically control grinder, using corresponding programming on numerically control grinder, with European standard D10 granularity
Grinding wheel, the land 13 intersected with one relief angle 12 of end face is ground out in the end tooth anterior angle 11 of cutter.Land 13 and end face
The angle of one relief angle 12 is 45 °, to reach the Passivation Treatment effect to cutting edge.Graphite ball-end mill 100, cutting edge passivation processing
Later, cutting edge forced area increases, and the coating adsorptivity of graphite cutter is also more firm.After optimizing in this way, cutter uses the longevity
Life also greatly improves.Client's processing efficiency is improved, client's cutter use cost is reduced.
What needs to be explained here is that: in the absence of conflict, those skilled in the art can according to the actual situation by
Relevant technical characteristic is combined with each other in above-mentioned each example, to reach corresponding technical effect, particularly for various combined situations
It will not repeat them here.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (7)
1. a kind of ball-end mill with high-intensitive cutting edge, which is characterized in that including cutter head (1), the cutter head (1) has end tooth
Anterior angle (11) and one relief angle of end face (12), the end tooth anterior angle (11) are equipped with land (13), the land (13) and the end
One relief angle of face (12) intersection.
2. the ball-end mill with high-intensitive cutting edge according to claim 1, which is characterized in that
The angle of the land (13) and one relief angle of end face (12) is 25 degree of -45 degree.
3. the ball-end mill with high-intensitive cutting edge according to claim 2, which is characterized in that
The angle of the land (13) and one relief angle of end face (12) is 45 degree.
4. the ball-end mill with high-intensitive cutting edge according to any one of claim 1 to 3, which is characterized in that
The width of the land (13) is 0.02-0.04 millimeters.
5. the ball-end mill with high-intensitive cutting edge according to any one of claim 1 to 3, which is characterized in that
The land (13) is grinding surface.
6. the ball-end mill with high-intensitive cutting edge according to any one of claim 1 to 3, which is characterized in that
There is wear-resistant coating on the cutter head (1).
7. the ball-end mill with high-intensitive cutting edge according to claim 6, which is characterized in that
The wear-resistant coating is diamond coatings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811559016.0A CN109848473A (en) | 2018-12-20 | 2018-12-20 | A kind of ball-end mill with high-intensitive cutting edge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811559016.0A CN109848473A (en) | 2018-12-20 | 2018-12-20 | A kind of ball-end mill with high-intensitive cutting edge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109848473A true CN109848473A (en) | 2019-06-07 |
Family
ID=66891734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811559016.0A Pending CN109848473A (en) | 2018-12-20 | 2018-12-20 | A kind of ball-end mill with high-intensitive cutting edge |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08141816A (en) * | 1994-11-09 | 1996-06-04 | Hitachi Tool Eng Ltd | Graphite machining ball end mill |
| CN101239406A (en) * | 2008-03-11 | 2008-08-13 | 贵州大学 | Bulb slotting cutter and its abrasive machining four-shaft linkage equipment |
| CN201442125U (en) * | 2009-05-18 | 2010-04-28 | 邹吉富 | Ball head milling cutter |
| CN206662363U (en) * | 2017-04-01 | 2017-11-24 | 深圳市鑫国钰精密工具有限公司 | Ball-end mill |
| CN107755770A (en) * | 2017-10-24 | 2018-03-06 | 国宏工具系统（无锡）股份有限公司 | A kind of hard alloy processes rose cutter |
| CN207857932U (en) * | 2017-11-09 | 2018-09-14 | 贵州西南工具(集团)有限公司 | A kind of processing high-temperature alloy blades hard alloy bulb milling cutter |
| CN207914671U (en) * | 2018-03-12 | 2018-09-28 | 昆山安飞特新材料刀具有限公司 | A kind of diamond coatings rose cutter |
-
2018
- 2018-12-20 CN CN201811559016.0A patent/CN109848473A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08141816A (en) * | 1994-11-09 | 1996-06-04 | Hitachi Tool Eng Ltd | Graphite machining ball end mill |
| CN101239406A (en) * | 2008-03-11 | 2008-08-13 | 贵州大学 | Bulb slotting cutter and its abrasive machining four-shaft linkage equipment |
| CN201442125U (en) * | 2009-05-18 | 2010-04-28 | 邹吉富 | Ball head milling cutter |
| CN206662363U (en) * | 2017-04-01 | 2017-11-24 | 深圳市鑫国钰精密工具有限公司 | Ball-end mill |
| CN107755770A (en) * | 2017-10-24 | 2018-03-06 | 国宏工具系统（无锡）股份有限公司 | A kind of hard alloy processes rose cutter |
| CN207857932U (en) * | 2017-11-09 | 2018-09-14 | 贵州西南工具(集团)有限公司 | A kind of processing high-temperature alloy blades hard alloy bulb milling cutter |
| CN207914671U (en) * | 2018-03-12 | 2018-09-28 | 昆山安飞特新材料刀具有限公司 | A kind of diamond coatings rose cutter |
Non-Patent Citations (1)
| Title |
|---|
| 刘源灿: "《金属切削原理》", 31 August 1985, 上海科学技术文献出版社 * |
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Application publication date: 20190607 |