CN208758633U - It is a kind of for cutting the indexable turning blade of high temperature alloy - Google Patents
It is a kind of for cutting the indexable turning blade of high temperature alloy Download PDFInfo
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- CN208758633U CN208758633U CN201821054190.5U CN201821054190U CN208758633U CN 208758633 U CN208758633 U CN 208758633U CN 201821054190 U CN201821054190 U CN 201821054190U CN 208758633 U CN208758633 U CN 208758633U
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Abstract
The utility model relates to a kind of for cutting the indexable turning blade of high temperature alloy, and blade includes upper surface, lower surface, side, cutting edge, circular arc point of a knife and mounting hole；Blade upper and lower surface is equipped with the rake face of proper angle, gentle volume bits platform, the arc groove that smoothly transits, the support floors for being uniformly distributed in mounting hole surrounding.Cutting resistance is small during cutting high temperature alloy, cutting temperature is low for the turning insert, non-stick knife, cutter life is long, chip is easy to control, with small vibration, machining accuracy is high, has wider application range.
Description
Technical field
The utility model relates to a kind of machine process cutting tool pieces more particularly to a kind of for cutting the index lathe of high temperature alloy
Knife.
Background technique
In modern industry, using high temperature alloy is good with its thermal stability as the difficult-to-machine material of Typical Representative, calorific intensity is high, hard
Spend the excellent service performance such as high, corrosion-resistant and wear-resistant Modern High-Tech's industry numerous areas (especially aerospace,
Automobile and electronic field) in have a very important role.However, these characteristics of high temperature alloy make it in machining again
Processing conditions deteriorates in the process, cutting force is big, cutting temperature is high, viscous knife is serious, cutter life is short, chip control is difficult, vibration is big,
The problems such as product surface quality is poor, processing efficiency is low.Solve difficult-to-machine material processing problems effective way first is that optimization knife
Have geometric parameter and its chip-breaker, designs the cutter for being able to satisfy processing request.
Chinese patent CN107214353A proposes a kind of cooling lower high temperature alloy semifinishing indexable turning tool of high pressure
Piece, the outer contour shape of turning insert main body horizontal cross-section are hexagon, the hexagon turning insert body top face outer periphery
Equipped with rake face, circular arc point of a knife, six outsides of turning insert body top face are equipped at three 80 ° of angles of hexagon turning insert main body
It is equipped with negative chamfered edge cutting edge at edge, each circular arc point of a knife is nearby equipped with protrusion, on hexagon turning insert body top face and preceding
Broken line stairstepping chip-breaker, broken line stairstepping chip-breaker and rake face group are respectively equipped on knife face with each 160 ° of angles corresponding section
At chip space, the bottom surface of hexagon turning insert main body is that blade installs supporting surface.But six outer edges of the turning insert body top face
The negative chamfered edge cutting edge that place is equipped with is while enhancing blade strength, but also blade is not sharp enough, therefore cutting force still compared with
Greatly, if do not used high pressure cooling, cutting temperature is still very high.Meanwhile also just because of blade has negative chamfered edge, which can only be used
In the semifinishing of the cooling lower high temperature alloy of high pressure, it is not achieved for finishing then precision.
The purpose of this utility model is that for most of turning inserts are during cutting high temperature alloy at this stage, due to material
Expect poor in processability, there is that cutting mechanical resistance is big, cutting temperature is high, viscous knife is serious, cutter life is short, chip control is difficult, vibration it is big plus
The problems such as work precision is difficult to ensure provides a kind of indexable insert tip, throw away tip of the cooling lower i.e. machinable high temperature alloy of normal pressure, blade energy
Cutting resistance is effectively reduced, improves that tool strength is high, chip control is stablized, volume bits are smooth, cutting vibration is small, can be not only used for
The semifinishing of high temperature alloy, it may also be used for finishing.
Utility model content
The utility model uses following technical scheme:
It is a kind of for cutting the indexable turning blade of high temperature alloy, the appearance profile of the blade horizontal cross-section is diamond shape；
The blade include upper surface, lower surface opposite to the upper surface, be formed between the upper surface and lower surface four it is complete
Cutting edge and circular arc point of a knife that exactly the same side, side and upper and lower surface is crossed to form, the peace that blade center position is set
Fill hole；Blade upper and lower surface outer periphery is equipped with rake face；The arc radius of circular arc point of a knife is 0.8mm；Side and upper and lower surface
Vertically, relief angle is 0 ° and upper surface is identical with lower surface；The blade hook angle is set as 14-16 °, the wide 0.7- of rake face
0.9mm；The cutting edge is linear cutting edge, and carries out sphering processing, and sphering value is 0.015-0.025 mm；The rake face
It is correspondingly arranged on volume bits platform toward mounting hole direction, it is inclined-plane volume bits platform which, which considers platform to be worth doing, and platform width is set as 0.5-0.7mm, with level
The angle in direction is set as 20-26 °；The rake face is connect with volume bits platform using arc groove transition, rake face, transition arc
Slot, volume bits platform three form chip space；Upper surface and lower surface are respectively equipped with support floors between volume bits platform and mounting hole.
Above-mentioned turning insert, it is preferred that the arc groove be placed in rake face and volume bits platform between, and with it is both tangent；
The arc radius of arc groove is 0.5-0.7 mm.
Above-mentioned turning insert, it is preferred that the groove width of the chip space is set as 1.8-2.2mm, and groove depth is set as 0.33-
0.39mm。
Above-mentioned turning insert, it is preferred that the support floors are equipped with 4: first support floors, second in upper and lower surface
Support floors, third support floors, the 4th support floors, and it is distributed evenly in mounting hole surrounding.
Above-mentioned turning insert, it is preferred that the turning insert body contours profile is using ISO international standard
DNMG150608。
Above-mentioned turning insert, it is preferred that the appearance profile of the blade horizontal cross-section be 2 55 ° of angles and 2 125 ° of angles according to
The secondary diamond shape alternately constituted.
Compared with current technology, the beneficial effects of the utility model are: one kind of the utility model is for cutting high temperature
The indexable turning blade of alloy, after this structure, due to sharp using biggish lathe tool anterior angle, cutting edge, cutting is smooth, because
And cutting force can be effectively reduced, it can be used for the finishing of high temperature alloy；
The chip space of the utility model is wider, considers platform to be worth doing equipped with the gentle volume of rake face, transition arc slot, angle, therefore rolls up bits
Smoothly, excretion is smooth, and then it is small to rub, and cutting temperature is low, and cutter bonding abrasion is small.
The blade cut resistance of the utility model is small, and cutting temperature is low, and cutter bonding abrasion is small, therefore blade is cooling in normal pressure
Lower processing enhances cooling effect without high pressure cooling, and cutter life is long.
The utility model has carried out sphering processing on sharp cutting edge, while suitable sphering value makes cutting edge sharp
Cutting edge strength can be enhanced again, therefore the blade can be also used for the semifinishing of high temperature alloy.
The utility model volume bits are smooth, and chip removal is smooth, and four support floors are distributed evenly in mounting hole surrounding in addition, by
Power is uniform, firmly installs, therefore cutting process vibration is small, cutting is stablized, and can effectively improve workpiece machining surface quality.
Detailed description of the invention
Fig. 1 is the equal axes axonometric drawing of the utility model indexable insert tip, throw away tip；
Fig. 2 is the main view of the utility model indexable insert tip, throw away tip；
Fig. 3 is the cross-sectional view in Fig. 2 along line A-A；
Fig. 4 is the partial enlarged view in Fig. 3 at B.
In figure, cutting edge 1, the first support floors 2a, the second support floors 2b, third support floors 2c, the 4th support group
Face 2d, upper surface 3a, lower surface 3b, mounting hole 4, rake face 5, volume bits platform 6, arc groove 7, circular arc point of a knife 8, side 9.
Specific embodiment
For a further understanding of the utility model, make below in conjunction with preferred embodiment of the embodiment to the utility model
Further detailed description, but the embodiments of the present invention is not limited to this.
As shown in Figures 1 to 4, a kind of for cutting the indexable turning blade of high temperature alloy, turning insert body contours profile
Using ISO international standard: DNMG150608.By the standard it is found that the appearance profile of the blade horizontal cross-section is 2 55 ° of angles
The diamond shape successively alternately constituted with 2 125 ° of angles；Blade mainly includes upper surface 3a, lower surface 3b opposite to the upper surface, shape
The cutting edge 1 and circular arc knife that four sides 9, side and upper and lower surface between upper surface and lower surface described in Cheng Yu are crossed to form
Point 8, the mounting hole 4 that blade center position is set.
Blade upper surface 3a and the outer periphery lower surface 3b are equipped with rake face 5, and use biggish anterior angle, preferably 14-
16 °, the wide 0.7-0.9mm of rake face.Side 9 is vertical with upper and lower surface, and relief angle is 0 ° and upper surface 3a and the complete phase of lower surface 3b
Together；Cutting edge 1 uses keen edge, and carries out sphering processing, and sphering value is 0.015-0.025 mm.Biggish lathe tool anterior angle,
Cutting edge is sharp, and cutting is smooth, and cutting resistance can be effectively reduced, can be used for the finishing of high temperature alloy.Sharp cutting edge carries out
Sphering processing, suitable sphering value can enhance cutting edge strength again while making cutting edge sharp, therefore the blade can be also used for
The semifinishing of high temperature alloy.
Rake face 5 is correspondingly arranged on volume bits platform 6 toward 4 direction of mounting hole, and it is inclined-plane volume bits platform which, which considers platform to be worth doing, with horizontal direction
Angle be set as 20-26 °, angle is gentle；Rake face 5 is connected smoothly with volume bits platform 6 using arc groove 7 namely circular arc
Slot 7 be placed in rake face 5 and volume bits 6 between, and with it is both tangent；The arc radius of arc groove 7 is using 0.5-0.7 mm.Before
Knife face, transition arc slot, volume bits platform three form wider chip space, and groove width is preferably 1.8-2.2mm, groove depth 0.33-0.39
Mm, volume bits in this way are smooth, and chip removal is smooth, and then it is small to rub, and cutting temperature is low, and cutter bonding abrasion is small.
Blade upper surface 3a and lower surface 3b is considered to be worth doing in volume and is set four support floors between platform and mounting hole, and respectively first
Support floors 2a, the second support floors 2b, third support floors 2c, the 4th support floors 2d, are distributed evenly in mounting hole four
Week.When processing, using a face in upper and lower surface as cutting face, another is positioning surface, equally distributed four on positioning surface
Support floors uniform force improves blade positioning precision, firmly installs, therefore cutting process vibration is small, cutting is stablized, can be effective
Improve workpiece machining surface quality.
Upper surface 3a and lower surface 3b contains there are four cutting edge 1 and two circular arc points of a knife 8.Four sides 9 and upper following table
Face is vertical, and relief angle is 0 ° and upper surface 3 is identical with lower surface 3b.When the cutting edge 1 or circular arc point of a knife 8 on one of face
All abrasion after, blade upper and lower surface can be overturned, using on another face cutting edge 1 and circular arc point of a knife 8 continue to process,
The service life of blade is improved in this way.
The utility model is not limited to by taking the D-shaped horizontal cross-section appearance profile of indexable insert tip, throw away tip DNMG150608 as an example
This, is equally applicable to T shape, V-arrangement；The utility model can also increase TiALN physics coating for blade, practical without departing from this
Under novel spirit, all equivalent technical solutions be all should belong to the protection range of the utility model.
After the utility model uses this structure, due to sharp using biggish lathe tool anterior angle, cutting edge, cutting is smooth, because
And cutting force can be effectively reduced, it can be used for the finishing of high temperature alloy；
The chip space of the utility model is wider, considers platform to be worth doing equipped with the gentle volume of rake face, transition arc slot, angle, therefore rolls up bits
Smoothly, excretion is smooth, and then it is small to rub, and cutting temperature is low, and cutter bonding abrasion is small.
The blade cut resistance of the utility model is small, and cutting temperature is low, and cutter bonding abrasion is small, therefore blade is cooling in normal pressure
Lower processing enhances cooling effect without high pressure cooling, and cutter life is long.
The utility model has carried out sphering processing on sharp cutting edge, while suitable sphering value makes cutting edge sharp
Cutting edge strength can be enhanced, therefore the blade can be also used for the semifinishing of high temperature alloy.
The utility model volume bits are smooth, and chip removal is smooth, and four support floors are distributed evenly in mounting hole surrounding in addition, by
Power is uniform, firmly installs, therefore cutting process vibration is small, cutting is stablized, and can effectively improve workpiece machining surface quality.
The characteristics of basic principles and main features and the utility model of the utility model have been shown and described above.Current row
The technical staff of industry it should be appreciated that the present utility model is not limited to the above embodiments, do not depart from the spirit of the present invention and
Under the premise of range, the utility model also has various changes and improvements, these changes and improvements both fall within claimed
In the range of utility model.The range of the requires of the utility model protection is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of for cutting the indexable turning blade of high temperature alloy, the appearance profile of the blade horizontal cross-section is diamond shape；Institute
Blade is stated to include upper surface (3a), lower surface opposite to the upper surface (3b), be formed between the upper surface and lower surface
Cutting edge (1) and circular arc point of a knife (8) that four identical sides (9), side and upper and lower surface are crossed to form are arranged in knife
The mounting hole (4) of piece center；Blade upper and lower surface outer periphery is equipped with rake face (5)；The arc radius of circular arc point of a knife (8)
For 0.8mm, it is characterised in that: side (9) are vertical with upper and lower surface, and relief angle is 0 ° and upper surface (3a) and lower surface (3b) is complete
It is identical；The blade hook angle is set as 14-16 °, the wide 0.7-0.9mm of rake face；The cutting edge (1) is linear cutting edge, and
Sphering processing is carried out, sphering value is 0.015-0.025 mm；The rake face (5) is correspondingly arranged on volume toward mounting hole (4) direction
It considers to be worth doing platform (6), it is inclined-plane volume bits platform which, which considers platform to be worth doing, and platform width is set as 0.5-0.7mm, is set as 20- with the angle of horizontal direction
26°；The rake face (5) is connect with volume bits platform (6) using arc groove (7) transition, rake face, transition arc slot, volume bits platform three
Person forms chip space；Upper surface (3a) and lower surface (3b) are respectively equipped with support floors (2) between volume bits platform and mounting hole.
2. as described in claim 1 for cutting the indexable turning blade of high temperature alloy, it is characterised in that: the arc groove
(7) be placed in rake face (5) and volume bits platform (6) between, and with it is both tangent；The arc radius of arc groove (7) is 0.5-0.7
mm。
3. as described in claim 1 for cutting the indexable turning blade of high temperature alloy, it is characterised in that: the chip space
Groove width is set as 1.8-2.2mm, and groove depth is set as 0.33-0.39mm.
4. as described in claim 1 for cutting the indexable turning blade of high temperature alloy, it is characterised in that: the support floors
4: first support floors (2a), the second support floors (2b), third support floors (2c), the 4th are equipped in upper and lower surface
Support group face (2d), and it is distributed evenly in mounting hole surrounding.
5. as described in claim 1 for cutting the indexable turning blade of high temperature alloy, it is characterised in that: the turning insert master
Body appearance profile uses the DNMG150608 of ISO international standard.
6. as claimed in claim 5 for cutting the indexable turning blade of high temperature alloy, it is characterised in that: the blade is horizontal
The appearance profile in section is the diamond shape that 2 55 ° of angles and 2 125 ° of angles are successively alternately constituted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821054190.5U CN208758633U (en) | 2018-07-04 | 2018-07-04 | It is a kind of for cutting the indexable turning blade of high temperature alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821054190.5U CN208758633U (en) | 2018-07-04 | 2018-07-04 | It is a kind of for cutting the indexable turning blade of high temperature alloy |
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| Publication Number | Publication Date |
|---|---|
| CN208758633U true CN208758633U (en) | 2019-04-19 |
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ID=66128146
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821054190.5U Active CN208758633U (en) | 2018-07-04 | 2018-07-04 | It is a kind of for cutting the indexable turning blade of high temperature alloy |
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| CN (1) | CN208758633U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108746683A (en) * | 2018-07-04 | 2018-11-06 | 株洲华锐精密工具股份有限公司 | A kind of indexable turning blade for cutting high temperature alloy |
-
2018
- 2018-07-04 CN CN201821054190.5U patent/CN208758633U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108746683A (en) * | 2018-07-04 | 2018-11-06 | 株洲华锐精密工具股份有限公司 | A kind of indexable turning blade for cutting high temperature alloy |
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