CN110449613A - Turning insert and turning cutting tool for common turning and thread turning - Google Patents
Turning insert and turning cutting tool for common turning and thread turning Download PDFInfo
- Publication number
- CN110449613A CN110449613A CN201910661411.8A CN201910661411A CN110449613A CN 110449613 A CN110449613 A CN 110449613A CN 201910661411 A CN201910661411 A CN 201910661411A CN 110449613 A CN110449613 A CN 110449613A
- Authority
- CN
- China
- Prior art keywords
- turning
- blade
- common
- angle
- thread
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/005—Geometry of the chip-forming or the clearance planes, e.g. tool angles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/06—Profile cutting tools, i.e. forming-tools
- B23B27/065—Thread-turning tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2200/00—Details of cutting inserts
- B23B2200/04—Overall shape
- B23B2200/0428—Lozenge
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Knives (AREA)
Abstract
The invention discloses a kind of turning inserts and turning cutting tool for common turning and thread turning, turning insert includes the blade body of diamond shape, blade body is surrounded by upper surface, lower surface and side, upper surface and side are crossed to form four main cutting edges, two acute angle cutting tips are formed between four main cutting edges and two obtuse angles cut blade tip, acute angle cutting tips are common turning blade tip, at least one obtuse angle, which is cut, is equipped with screw thread sword at blade tip.Cutter includes knife bar and above-mentioned turning insert, knife bar is equipped with cutter groove, cutter groove has the V-shaped positioning surface at acute angle or obtuse angle, blade is fixed in cutter groove, the side of acute angle cutting tips two sides is matched with V-shaped positioning surface or the side of screw thread sword two sides is matched with V-shaped positioning surface, the new turning insert realizes the function of common turning and thread turning, it is applied at least one obtuse angle of blade, it effectively reduces cost, blade utilization ratio is improved, as long as using using different knife bar fixturing blades.
Description
Technical field
The present invention relates to metal cutting tool more particularly to a kind of turning insert for common turning and thread turning and
Turning cutting tool.
Background technique
On existing market, diamond shaped insert is very universal applied to turning field, is mainly used for thick, half essence, finishing
The precision turning of work, annual consumption is huge, but all the time, this blade is mostly only added using two acute angles
Work, and obtuse angle part does not all use, and thus causes waste.For example the angle of D, V-knife piece obtuse angle part reach
125 ° and 135 °, turning resistance is too big, so be not suitable for turning, so usually such blade all uses two acute angle cutting edges,
Without the use of obtuse angle part.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the deficiencies in the prior art, provide one kind may be implemented common turning and
The function of thread turning, and at least one obtuse angle of blade can be applied, so that processing cost be effectively reduced, improve
The turning insert and turning cutting tool for common turning and thread turning of blade utilization ratio.
In order to solve the above technical problems, the invention adopts the following technical scheme:
A kind of turning insert for common turning and thread turning, the blade body including diamond shape, the blade body
It is surrounded by upper surface, lower surface and side, the upper surface and side are crossed to form four main cutting edges, and four masters cut
It cuts and forms two acute angle cutting tips and two obtuse angle cutting blade tips between sword, the acute angle cutting tips are common turning sword
Point, at least one obtuse angle cut the screw thread sword being equipped at blade tip for cutted thread.
As a further improvement of the above technical scheme, the relief angle of the screw thread sword is α, is met: α=0.
As a further improvement of the above technical scheme, the relief angle of the common turning blade tip is β, is met: 0≤β≤
25°。
As a further improvement of the above technical scheme, the screw pitch of the screw thread sword is M, is met: 0.5mm≤M≤
6.0mm。
As a further improvement of the above technical scheme, the angle of the acute angle cutting tips on an upper is γ, 35 °
≤ γ≤85 °, the angle of the obtuse angle cutting blade tip on an upper is δ, δ=180- γ.
As a further improvement of the above technical scheme, the center of the blade body is equipped with the centre bore for clamping.
As a further improvement of the above technical scheme, the IC value of the blade body is D, is met: 4.75mm≤D≤
15.875mm。
A kind of turning cutting tool, including knife bar, the turning cutting tool further include above-mentioned turning insert, and the knife bar is equipped with
Cutter groove, it is the V-shaped positioning surface of acute angle that the cutter groove, which has angle, and the turning insert is located in the cutter groove and passes through fastener
It is fixed, wherein the side of the acute angle cutting tips two sides of turning insert and V-shaped positioning surface location fit.
A kind of turning cutting tool, including knife bar, the turning cutting tool further include above-mentioned turning insert, and the knife bar is equipped with
Cutter groove, it is the V-shaped positioning surface at obtuse angle that the cutter groove, which has angle, and the turning insert is located in the cutter groove and passes through fastener
It is fixed, wherein the side of the obtuse angle cutting tips two sides of turning insert and V-shaped positioning surface location fit.
Compared with the prior art, the advantages of the present invention are as follows:
(1) turning insert of the invention, two common turning blade tips can carry out (the common turning blade tip of turning twice
Used and then 180 ° of rotation replaces another), when not needing to carry out common turning, blade can also continue to use obtuse angle
Screw thread sword can carry out the turning of screw thread at cutting blade tip, which may be implemented common turning and thread turning
Function, and at least one obtuse angle of blade can be applied, and the obtuse angle part of classic diamond shape blade does not make mostly
With causing to waste, can be improved blade utilization ratio through the invention, realize that a knife is multi-purpose, so that processing cost be effectively reduced, mention
High blade utilization ratio.In turning process, as long as realizing the common turning of blade using different knife bar fixturing blades
And thread turning.
(2) turning cutting tool of the invention, including above-mentioned turning insert, which is directed to the common turning sword of the turning insert
When point cutting, corresponding positioning surface is side at an acute angle, thus the cutter groove of the V-shaped positioning surface of ad hoc acute angle, with acute angle
Position the close location fit in side.
(3) turning cutting tool of the invention, including above-mentioned turning insert, which cuts for the turning insert screw thread sword
When, corresponding positioning surface is side in obtuse angle, thus the cutter groove of the V-shaped positioning surface at ad hoc obtuse angle, the oriented side with obtuse angle
The close location fit in face.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the embodiment of the present invention 1.
Fig. 2 is the top view of the embodiment of the present invention 1.
Fig. 3 is the C-C view in Fig. 2.
Fig. 4 is the A-A view in Fig. 2.
Fig. 5 is the structural schematic diagram of the screw thread sword of the embodiment of the present invention 1.
Fig. 6 is the structural schematic diagram of the embodiment of the present invention 2.
Fig. 7 is the structural schematic diagram of the embodiment of the present invention 3.
Each label indicates in figure:
1, blade body；11, centre bore；2, upper surface；21, main cutting edge；3, lower surface；4, side；5, acute angle is cut
Point of a knife；6, obtuse angle cuts blade tip；7, screw thread sword；8, knife bar；801, V-shaped positioning surface；81, cutter groove；9, fastener.
Specific embodiment
Below in conjunction with Figure of description and specific embodiment, invention is further described in detail.
Embodiment 1
As shown in Figures 1 to 5, the turning insert for common turning and thread turning of the present embodiment, including diamond shape
Blade body 1, blade body 1 are surrounded by upper surface 2, lower surface 3 and side 4, and upper surface 2 and side 4 are crossed to form four
Main cutting edge 21, forms two acute angle cutting tips 5 between four main cutting edges 21 and two obtuse angles cut blade tips 6, and acute angle is cut
Sharpener point 5 is common turning blade tip, and the screw thread sword 7 for cutted thread is equipped at two obtuse angle cutting blade tips 6.
Two common turning blade tips can carry out turning twice (after a common turning blade tip is used, in 180 ° of rotation
Replace another), when not needing to carry out common turning, blade can also continue to use screw thread at two obtuse angle cutting blade tips 6
Sword 7 can carry out the turning of screw thread, which may be implemented the function of common turning and thread turning, blade it is every
One angle can be applied, and the obtuse angle part of classic diamond shape blade does not use mostly, causes to waste, through the invention
Blade utilization ratio can be improved, it is multi-purpose to realize a knife, so that processing cost be effectively reduced, improve blade utilization ratio.The tool of blade
Body mounting means can be found in embodiment 2 and embodiment 3.
In the present embodiment, the relief angle of screw thread sword 7 is α, α 0.Screw thread sword 7 is not no relief angle, usual thread cutting insert
Point of a knife relief angle is 0 °.So 7 relief angle of screw thread sword is 0 °.
In the present embodiment, the relief angle of common turning blade tip is β, and β reflects the cutting hardness of common turning blade tip, in order to protect
Card has enough cutting hardnesses, and β meets: 0≤β≤25 °, and in the present embodiment, β is preferably 7 °.
In the present embodiment, the screw pitch of screw thread sword 7 is M, and M reflects the size of processed screw thread, and usual M value exists
It is that comparison is reasonable in 0.5mm~6.0mm, in the present embodiment, M is preferably 1.5mm.
In the present embodiment, the angle of acute angle cutting tips 5 on an upper is γ, and γ reflects the cutting edge of a knife or a sword of common turning blade tip
Sharp degree and whether brisk, γ should meet thus: 35 °≤γ≤85 °, in the present embodiment, γ is preferably 55 °, obtuse angle cutting edge
The angle of point 6 on an upper is δ, δ=180 °-γ.
In the present embodiment, the center of blade body 1 is equipped with the centre bore 11 of perforation upper surface 2 and lower surface 3, is used for knife
Piece clamping on cutter.
In the present embodiment, the IC value of blade body 1 is D, and IC value determines the critical size of blade sizes, it usually needs full
Foot: 4.75mm≤D≤15.875mm.In the present embodiment, IC value is preferably 9.525mm.
Embodiment 2
As shown in fig. 6, the turning cutting tool of the present embodiment, including knife bar 8, turning cutting tool further include the turning in embodiment 1
Blade, knife bar 8 are equipped with cutter groove 81, and it is the V-shaped positioning surface 801 of acute angle that cutter groove 81, which has angle, and turning insert is located at cutter groove 81
It is interior and fixed by fastener 9, wherein the side 4 of 5 two sides of acute angle cutting tips of turning insert and V-shaped positioning surface 801 position
Cooperation.Fastener 9 is specially fastening screw.
The shown blade of the present embodiment carries out the mounting means of blade when common turning, common turning blade tip two sides
Side 4 is acute angle, therefore corresponding V-shaped positioning surface 801 is at an acute angle in cutter groove 81, just can guarantee that blade is closely positioned with cutter groove in this way
Cooperation, then by fastening screw by blade pressing cutter groove 81, blade clamping is finished.When needing to use another acute angle bite
When point 5, it is only necessary to remove screw and blade, blade rotation is reinstalled for 180 °.
Embodiment 3
As shown in fig. 7, the turning cutting tool of the present embodiment is substantially the same manner as Example 2, the difference is that only:
The shown blade of the present embodiment carries out the mounting means of blade when thread turning, the side 4 of 7 two sides of screw thread sword
For obtuse angle, therefore corresponding V-shaped positioning surface 801 angle in obtuse angle in cutter groove 81, it just can guarantee that blade is closely positioned with cutter groove in this way and match
It closes.
Remaining not described place is same as Example 2, is not repeating herein.
It should be noted that being removed for being respectively provided with screw thread sword 7 at two obtuse angle cutting blade tips 6 in the embodiment of the present invention 1
Outside the embodiment 1, it can also be cut with only one obtuse angle and screw thread sword 7 is set at blade tip 6.Further, blade body 1 in the present invention
Assume diamond in shape structure, primarily to facilitating installation, no matter how blade rotates, and can match with the V-shaped positioning surface 801 of cutter groove 81
It closes, other than diamond structure, or the parallelogram that four edge lengths are not much different.
Although the present invention has been disclosed as a preferred embodiment, however, it is not intended to limit the invention.It is any to be familiar with ability
The technical staff in domain, without deviating from the scope of the technical scheme of the present invention, all using the technology contents pair of the disclosure above
Technical solution of the present invention makes many possible changes and modifications or equivalent example modified to equivalent change.Therefore, all
Without departing from the content of technical solution of the present invention, according to the present invention technical spirit any simple modification made to the above embodiment,
Equivalent variations and modification, all shall fall within the protection scope of the technical scheme of the invention.
Claims (9)
1. a kind of turning insert for common turning and thread turning, the blade body (1) including diamond shape, the blade body
(1) it is surrounded by upper surface (2), lower surface (3) and side (4), the upper surface (2) and side (4) are crossed to form four masters
Cutting edge (21) forms two acute angle cutting tips (5) and two obtuse angles cutting blade tips between four main cutting edges (21)
(6), it is characterised in that: the acute angle cutting tips (5) are common turning blade tip, at least one obtuse angle is cut at blade tip (6)
Equipped with the screw thread sword (7) for cutted thread.
2. the turning insert according to claim 1 for common turning and thread turning, it is characterised in that: the screw thread
The relief angle of sword (7) is α, is met: α=0.
3. the turning insert according to claim 1 for common turning and thread turning, it is characterised in that: described common
The relief angle of turning blade tip is β, is met: 0≤β≤25 °.
4. the turning insert according to claim 1 for common turning and thread turning, it is characterised in that: the screw thread
The screw pitch of sword (7) is M, is met: 0.5mm≤M≤6.0mm.
5. the turning insert according to any one of claims 1 to 4 for common turning and thread turning, feature exist
In: the angle of the acute angle cutting tips (5) on an upper is γ, and 35 °≤γ≤85 °, the obtuse angle cuts blade tip (6) In
Angle on upper surface is δ, δ=180- γ.
6. the turning insert according to any one of claims 1 to 4 for common turning and thread turning, feature exist
In: the center of the blade body (1) is equipped with the centre bore (11) for clamping.
7. the turning insert according to any one of claims 1 to 4 for common turning and thread turning, feature exist
In: the IC value of the blade body (1) is D, is met: 4.75mm≤D≤15.875mm.
8. a kind of turning cutting tool, including knife bar (8), it is characterised in that: the turning cutting tool further includes that claim 1 to 7 is any
Turning insert described in one, the knife bar (8) are equipped with cutter groove (81), and it is the V-arrangement of acute angle that the cutter groove (81), which has angle,
Positioning surface (801), the turning insert are located in the cutter groove (81) and fixed by fastener (9), wherein turning insert
The side (4) of acute angle cutting tips (5) two sides and V-shaped positioning surface (801) location fit.
9. a kind of turning cutting tool, including knife bar (8), it is characterised in that: the turning cutting tool further includes that claim 1 to 7 is any
Turning insert described in one, the knife bar (8) are equipped with cutter groove (81), and it is the V-arrangement at obtuse angle that the cutter groove (81), which has angle,
Positioning surface (801), the turning insert are located in the cutter groove (81) and fixed by fastener (9), wherein turning insert
The side (4) of obtuse angle cutting tips (5) two sides and V-shaped positioning surface (801) location fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910661411.8A CN110449613B (en) | 2019-07-22 | 2019-07-22 | Turning insert and turning tool for common turning and thread turning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910661411.8A CN110449613B (en) | 2019-07-22 | 2019-07-22 | Turning insert and turning tool for common turning and thread turning |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110449613A true CN110449613A (en) | 2019-11-15 |
| CN110449613B CN110449613B (en) | 2021-03-23 |
Family
ID=68481663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910661411.8A Active CN110449613B (en) | 2019-07-22 | 2019-07-22 | Turning insert and turning tool for common turning and thread turning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110449613B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09300109A (en) * | 1996-05-09 | 1997-11-25 | Hitachi Tool Eng Ltd | Throw-away chip |
| CN204194986U (en) * | 2014-10-10 | 2015-03-11 | 浙江灿根机械制造有限公司 | The thread turning cutter of ball screw |
| CN105228779A (en) * | 2013-05-21 | 2016-01-06 | 伊斯卡有限公司 | There is cutting insert and the cutting element of cutting edge biased backward |
| CN208696405U (en) * | 2018-09-03 | 2019-04-05 | 贵阳博亚机械制造有限公司 | A kind of aluminium alloy inner hole microstoning cutter |
-
2019
- 2019-07-22 CN CN201910661411.8A patent/CN110449613B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09300109A (en) * | 1996-05-09 | 1997-11-25 | Hitachi Tool Eng Ltd | Throw-away chip |
| CN105228779A (en) * | 2013-05-21 | 2016-01-06 | 伊斯卡有限公司 | There is cutting insert and the cutting element of cutting edge biased backward |
| CN204194986U (en) * | 2014-10-10 | 2015-03-11 | 浙江灿根机械制造有限公司 | The thread turning cutter of ball screw |
| CN208696405U (en) * | 2018-09-03 | 2019-04-05 | 贵阳博亚机械制造有限公司 | A kind of aluminium alloy inner hole microstoning cutter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110449613B (en) | 2021-03-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109175420A (en) | A kind of adjustable lathe tool of tool cutting edge angle degree | |
| CN110449613A (en) | Turning insert and turning cutting tool for common turning and thread turning | |
| CN204735726U (en) | Single toothed belt of high -efficient compound indexable wheel forming tool | |
| CN209110268U (en) | Accurate high rigidity side set dovetail forming cutter | |
| CN103586522A (en) | Three-edge flat bottomed milling cutter for plastics | |
| CN201685144U (en) | Sharpening fixture for hard alloy threaded lathe tool blades | |
| CN103920898A (en) | Hexagonal turning tool | |
| CN103586521A (en) | Four-edge flat-end milling cutter | |
| CN208913223U (en) | A kind of double-sided indexable milling cutting insert | |
| CN208825653U (en) | Double-pole Slot shaping angle cutting tool | |
| CN208450738U (en) | Shovel milling cutter | |
| CN204052954U (en) | A kind of replaceable and indexable shaping section groove blade | |
| CN201913298U (en) | Single-edge ball-end tungsten steel end mill | |
| CN206882940U (en) | Internal thread machining cutter | |
| CN204171379U (en) | A kind of tool | |
| CN203992448U (en) | Regular hexagon turning cutting tool | |
| CN205341965U (en) | But inserted cutting tool of chip breaking | |
| CN204159905U (en) | The indexable V-knife sheet of lathe tool | |
| CN204686149U (en) | Arc chord angle superelevation feeding type carbide-tipped milling cutter | |
| CN207873223U (en) | A kind of novel interior R cutters | |
| CN209550711U (en) | A kind of four blade milling cutters | |
| CN209255945U (en) | Milling cutter is used in sulculus processing | |
| CN204221018U (en) | Chamfering forming cutter | |
| CN208712883U (en) | A kind of applicable knife rest of numerically controlled lathe | |
| CN207139037U (en) | A kind of screw tap cutter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |