CN109746497A - A kind of bloom milling cutter and the polishing method for being polished to the bloom milling cutter - Google Patents
A kind of bloom milling cutter and the polishing method for being polished to the bloom milling cutter Download PDFInfo
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- CN109746497A CN109746497A CN201910028515.5A CN201910028515A CN109746497A CN 109746497 A CN109746497 A CN 109746497A CN 201910028515 A CN201910028515 A CN 201910028515A CN 109746497 A CN109746497 A CN 109746497A
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- Prior art keywords
- milling cutter
- bloom
- bloom milling
- rear corner
- cutter
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Abstract
The present invention relates to cutting-tool engineering fields, more specifically, it is related to a kind of bloom milling cutter and the polishing method for being polished to the bloom milling cutter, its key points of the technical solution are that: a kind of bloom milling cutter, it includes cutter head, the cutter head has chip space, and the chip space has the first cell wall as rake face；The cutter head also has the rear corner surface intersected with the rake face, and the two forms cutting edge in the intersection；Wherein, the width of the rear corner surface is 0.04-0.06 millimeters.On the one hand the sharpness of milling cutter cutting edge can be improved by processing a lesser rear corner surface of width at the cutting edge of milling cutter in the technical solution provided according to the present invention；On the other hand milling cutter scrap when processing powder metallurgical stainless steel material is also possible to prevent to be caught between workpiece and rear corner surface, so as to reduce the vibration of bloom milling cutter of the invention when processing to powder metallurgical stainless steel material, the service life of bloom milling cutter of the present invention is improved.
Description
Technical field
The present invention relates to cutting-tool engineering field, in particular to a kind of bloom milling cutter and for being polished to the bloom milling cutter
Polishing method.
Background technique
With continuously improving for CNC processing cost and its technique, rapidoprint is by original general 316 type stainless steel plate
Material, has changed 316 type powder metallurgy forming stainless steel parts into, so that CNC machining allowance greatly reduces.In addition, due to 316 type powder
For metallurgical stainless steel relative to 316 common type stainless steels, its Impurity Distribution is uneven, and also outline is higher than commonly for points hardness
The stainless steel of 316 types.
Because powder metallurgical stainless steel Impurity Distribution is uneven, the cutter of common process stainless steel is stainless to powder metallurgy
Steel material is difficult to out required bloom effect when processing, that is, allows to process required bloom effect, cutter is averaged
Service life is relatively low.
Summary of the invention
In view of this, the present invention provides a kind of bloom milling cutter and the polishing method for being polished to the bloom milling cutter,
Main purpose is that solving existing milling cutter lower technology of service life when processing to powder metallurgical stainless steel material asks
Topic.
In order to achieve the above objectives, present invention generally provides following technical solutions:
On the one hand, the embodiment of the present invention provides a kind of bloom milling cutter, including cutter head, and the cutter head has chip space, the row
Slot is considered to be worth doing with the first cell wall as rake face；The cutter head also has the rear corner surface intersected with the rake face, and the two exists
The intersection forms cutting edge；
Wherein, the width of the rear corner surface is 0.04-0.06 millimeters.Preferably, the width of the rear corner surface is 0.05 millimeter.
The present invention is further arranged to: the relief angle of the bloom milling cutter is 8-10 degree.Preferably, after the bloom milling cutter
Angle is 9 degree.
The present invention is further arranged to: the chip space is straight line type groove.
On the other hand, the embodiment of the present invention also provides a kind of polishing method of bloom milling cutter, for showing any of the above-described
Bloom milling cutter polishing treatment in example comprising following steps, the rear corner surface polishing treatment using resin wheel to bloom milling cutter.
The present invention is further arranged to: when the chip space of the bloom milling cutter is straight line type groove, also using resin wheel
Cell wall polishing treatment to the chip space of bloom milling cutter.
The present invention is further arranged to: the chip space also has second cell wall adjacent with the first cell wall；
Resin wheel is that dish (emery) wheel also passes through side while dish (emery) wheel passes through axial end face to the first cell wall polishing treatment
It is polished in face of the second cell wall.
By above-mentioned technical proposal, bloom milling cutter of the present invention and polishing method for being polished to the bloom milling cutter are extremely
It has the advantages that less
In the technical solution provided by the present invention, by processing a lesser rear corner surface of width, a side at the cutting edge of milling cutter
The sharpness of milling cutter cutting edge can be improved in face；On the other hand milling cutter is also possible to prevent to add to powder metallurgical stainless steel material
Working hour scrap is caught between workpiece and rear corner surface, so as to reduce bloom milling cutter of the invention to powder metallurgical stainless steel material
Vibration when material is processed, improves the service life of bloom milling cutter of the present invention.
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 bloom milling cutter that one embodiment of the invention provides；
Fig. 2 is the enlarged structure schematic diagram in Fig. 1 at A；
Fig. 3 is a kind of cross-sectional schematic of the cutter head for bloom milling cutter that one embodiment of the invention provides.
Appended drawing reference: 1, cutter head；11, chip space；101, rake face；102, rear corner surface；103, cutting edge.
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 shown in Figure 1 to Figure 3, a kind of bloom milling cutter that one embodiment of the present of invention proposes comprising cutter head 1.Cutter head 1
With chip space 11.Chip space 11 has the first cell wall as rake face 101.Cutter head 1, which also has, to intersect with rake face 101
Rear corner surface 102, and the two forms cutting edge 103 in intersection.Wherein, the width L of rear corner surface 102 is 0.04-0.06 millimeters.
In the technical solution of above-mentioned offer, by processing a lesser rear corner surface of width at the cutting edge 103 of milling cutter
102, the sharpness of milling cutter cutting edge 103 on the one hand can be improved；On the other hand milling cutter is also possible to prevent stainless to powder metallurgy
Scrap is caught between workpiece and rear corner surface 102 when Steel material is processed, so as to reduce bloom milling cutter of the invention right
Vibration when powder metallurgical stainless steel material is processed improves the service life of bloom milling cutter of the present invention.
Preferably, the width L of aforementioned rear corner surface 102 can be 0.05 millimeter.In this way, keeping the width of rear corner surface 102 unlikely
Yu Tai great and scrap is caught in the probability between rear corner surface 102 and workpiece when increasing tool sharpening powder metallurgical stainless steel material,
The sharpness of cutting edge 103 is influenced as too small.
In addition, since the width of rear corner surface 102 is smaller, grinding wheel is also more stable to its grinding.
Further, as shown in figure 3, the relief angle a of bloom milling cutter of the present invention can be 8-10 degree.Preferably, the present invention is high
The relief angle a of fine mill knife is 9 degree.Wherein, the relief angle a of cutter refers to the angle between rear corner surface 102 and cutting plane.
In the examples described above, by setting 8-10 degree for the relief angle a of bloom milling cutter of the present invention, so that after bloom milling cutter
The angle of angle a is unlikely to 103 intensity of cutting edge that is too big and influencing cutter, is also unlikely to sharpness that is too small and influencing cutting edge 103.
As shown in Figure 1, chip space 11 above-mentioned can be linear type slot, so that the shock resistance of cutting edge roundness 103 becomes
Must be very outstanding, so that the machined surface of workpiece can reach bloom when bloom milling cutter of the invention processes powder metallurgical stainless steel
Effect, and 103 retentivity of cutting edge of cutter is good, and service life is longer.
The embodiment of the present invention also provides a kind of polishing method of bloom milling cutter, is used for the height in any of the above-described example
Fine mill knife polishing treatment comprising following steps: 102 polishing treatment of rear corner surface using resin wheel to bloom milling cutter.
Above-mentioned resin wheel can use the D1 grinding wheel of European standard.Wherein, using the D1 resin wheel of European standard
Polish the requirement that cutting edge roundness 103 can be made to reach bloom cutter.
Wherein, when the chip space 11 of bloom milling cutter is straight line type groove, chip removal of the resin wheel to bloom milling cutter is also used
The cell wall polishing treatment of slot 11, to further increase the high optical property of milling cutter, and it is more stable when volume production cutter.
Chip space 11 above-mentioned also has second cell wall adjacent with the first cell wall.Resin wheel above-mentioned is butterfly sand
Wheel also polishes the second cell wall by side while dish (emery) wheel passes through axial end face to the first cell wall polishing treatment,
To improve the polishing efficiency to cutter.
The working principle of the invention and preferred embodiment is described below.
1, using the D1 resin wheel polishing tool of European standard, so that cutting edge roundness 103 reaches the requirement of bloom cutter.
2, cutting edge roundness 103 is designed the small rear corner surface 102 that a width is 0.04-0.06 millimeters, is thrown using D1 grinding wheel
Light.In this way, first, vibration when tool sharpening can be reduced；Second, small 102 working (finishing) area of rear corner surface is small, and wheel grinding is also steady
It is fixed.
3, the relief angle of cutter is 8-10 degree.
4, the chip space 11 of cutter is designed to straight line type groove, just D1 grinding wheel polishing and when volume production cutter is more stable.By
In cutter chip space 11 be linear groove so that 103 impact resistance of cutting edge of cutter becomes very outstanding, so that of the invention
Bloom milling cutter when processing powder metallurgical stainless steel the machined surface of workpiece can reach bloom effect, and the cutting edge 103 of cutter is protected
Holding property is good, and service life is longer.
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 (8)
1. a kind of bloom milling cutter, which is characterized in that including cutter head (1), the cutter head (1) has chip space (11), the chip removal
Slot has the first cell wall as rake face (101)；The cutter head (1) also has the relief angle intersected with the rake face (101)
Face (102), and the two forms cutting edge (103) in the intersection；
Wherein, the width L of the rear corner surface (102) is 0.04-0.06 millimeters.
2. bloom milling cutter according to claim 1, which is characterized in that
The width L of the rear corner surface (102) is 0.05 millimeter.
3. bloom milling cutter according to claim 1 or 2, which is characterized in that
The relief angle a of the bloom milling cutter is 8-10 degree.
4. bloom milling cutter according to claim 3, which is characterized in that
The relief angle a of the bloom milling cutter is 9 degree.
5. bloom milling cutter according to claim 1,2 or 4, which is characterized in that
The chip space (11) is straight line type groove.
6. a kind of polishing method of bloom milling cutter, at the bloom milling cutter polishing described in any one of claims 1 to 5
Reason, which is characterized in that rear corner surface (102) polishing treatment using resin wheel to bloom milling cutter.
7. the polishing method of bloom milling cutter according to claim 6, which is characterized in that
When the chip space (11) of the bloom milling cutter is straight line type groove, also using resin wheel to the chip space of bloom milling cutter
(11) cell wall polishing treatment.
8. the polishing method of bloom milling cutter according to claim 7, which is characterized in that
The chip space (11) also has second cell wall adjacent with the first cell wall；
Resin wheel is that dish (emery) wheel also passes through side while dish (emery) wheel passes through axial end face to the first cell wall polishing treatment
It is polished in face of the second cell wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910028515.5A CN109746497A (en) | 2019-01-07 | 2019-01-07 | A kind of bloom milling cutter and the polishing method for being polished to the bloom milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910028515.5A CN109746497A (en) | 2019-01-07 | 2019-01-07 | A kind of bloom milling cutter and the polishing method for being polished to the bloom milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109746497A true CN109746497A (en) | 2019-05-14 |
Family
ID=66404660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910028515.5A Pending CN109746497A (en) | 2019-01-07 | 2019-01-07 | A kind of bloom milling cutter and the polishing method for being polished to the bloom milling cutter |
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| CN (1) | CN109746497A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114131520A (en) * | 2021-12-09 | 2022-03-04 | 郑州磨料磨具磨削研究所有限公司 | Grinding wheel for highlight cutter machining, and preparation method and application thereof |
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