CN103357936B - Cutter holder with high-precision adjusting property and cutting tool with cutter holder - Google Patents
Cutter holder with high-precision adjusting property and cutting tool with cutter holder Download PDFInfo
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- CN103357936B CN103357936B CN201310254494.1A CN201310254494A CN103357936B CN 103357936 B CN103357936 B CN 103357936B CN 201310254494 A CN201310254494 A CN 201310254494A CN 103357936 B CN103357936 B CN 103357936B
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Abstract
The invention discloses a cutter holder with a high-precision adjusting property and a cutting tool with the cutter holder. The cutter holder comprises a cutter holder body which is provided with a cutter groove for assembling and disassembling a cutting blade; the cutter groove is provided with a bottom locating surface, an end locating surface and a side locating surface for locating the cutting blade; the end locating surface and/or the side locating surface are/is provided with an elastic tensioning structure for adjusting the cutting blade to locate in a matching manner. The cutting tool comprises a cutter body, the cutting blade and the cutter holder with the high-precision adjusting property, and the cutting blade is arranged on the cutter body through the cutter holder. The cutting tool has the advantages of simple structure, high adjusting precision and efficiency and convenience in operation.
Description
Technical field
The present invention relates to tool rest and cutting tool, more particularly to a kind of tool rest with high accuracy adjustment capability and equipped with this
The cutting tool of tool rest.
Background technology
With the manufacturing development of intermetallic composite coating, processed surface smoothness requires more and more higher.With multiple cutting tips
Rotation class cutting tool in cutting operation, in order to improve processed surface smoothness, the end of cutting tip or sidepiece are required
Hi-Fix, inaccurate end positioning or inaccurate sidepiece positioning is used greatly to reduce finished surface as far as possible
The service life of quality and cutting tip.In order to improve the service life of processed surface smoothness and cutting tip, rotating knife
The end of each cutting tip or the bounce of sidepiece of tool has required 0.001mm, the cutter hub, bite due to rotary cutter
Chip size by manufacturing capacity limited and fit-up gap presence, bounce is extremely difficult to such high-precision requirement, in order to meet plus
Work needs, and it is a kind of well-known jumping control method that each cutting tip is designed with bounce adjustment structure.
Chinese patent literature CN100513032C discloses a kind of bounce adjustment structure, and it is provided with locating surface in cutter groove
One screw, by adjusting screw relative to locating surface position so as to changing the bounce size of cutting tip, this adjustment mode knot
Structure is simple and convenient to operate, adjusting range of beating is big.But due to taking screw thread to coordinate between screw and locating surface, and screw thread it
Between there is gap, so as to very big to the difficulty of bounce adjustment precise control, while screw and cutting tip directly contact, greatly
Cutter groove positioning intensity and rigidity are reduced, cutter hub is susceptible to vibration so as to reduce machined surface quality during cutting.
The content of the invention
The technical problem to be solved in the present invention is to overcome the deficiencies in the prior art, there is provided a kind of simple structure, Adjustment precision
High, the easy to operate tool rest with high accuracy adjustment capability of high, regulated efficiency, and the cutting tool with the tool rest.
To solve above-mentioned technical problem, the present invention is employed the following technical solutions：
A kind of tool rest with high accuracy adjustment capability, including tool rest body, the tool rest body is provided with for loading and unloading
The cutter groove of cutting tip, the cutter groove is provided with the bottom locating surface to cutting tip positioning, end locating surface and side-locating face, institute
State end locating surface and/or side-locating face is equipped for adjusting the elastic expanding structure that the cutting tip is positioned.
The elastic expanding structure includes elastic groove and adjustment part, and the adjustment part is installed in elastic groove, and orders about bullet
Property groove by Zona transformans moved end locating surface or side-locating face, to adjust the positioning to the cutting tip.
The elastic groove includes one section of parallel slot, one section of deep-slotted chip breaker and through the parallel slot and the adjustment part of deep-slotted chip breaker
Installing hole, the parallel slot is connected with the deep-slotted chip breaker, and the part that the adjustment part installing hole intersects with parallel slot is provided with countersunk head
Hole section, adjustment part installing hole is provided with taper hole section from the part that counter sink Duan Zhiyu deep-slotted chip breakers intersect, and adjustment part installing hole is passed
The part of deep-slotted chip breaker is screw thread hole section.
The adjustment part is provided with the rotation stop head coordinated with the countersunk head hole section, and the rotation stop head is connected with one section with the taper
The swelling conical surface that hole section coordinates, the swelling conical surface is connected with the threaded post coordinated with the screw thread hole section.
The bellmouth central shaft of the taper hole section is on the direction away from cutter groove compared with the screwed hole central shaft of screw thread hole section
Deflect away from apart from E, 0.02mm≤E≤0.2mm.
The angle of the positioning end face of the screwed hole central shaft and the tool rest is α, 5 °≤α≤30 °.
The cone angle of the taper hole section be β, 10 °≤β≤40 °.
A diameter of D of the screw thread hole section, distance is L, 0.2D≤L≤0.8D between the cutter groove and the deep-slotted chip breaker.
The corner of the end locating surface and side-locating face be provided with make end locating surface and side-locating face can independent deformation every
Fault trough.
Part between the elastic groove and cutter groove is grain-clamping table, and the grain-clamping table both sides are provided with interior recessed and outer recessed,
It is described interior recessed and it is outer it is recessed communicate with cutter groove, deep-slotted chip breaker, it is described interior recessed and it is outer it is the distance between recessed be H, 0.6D≤H
≤1.5D。
A kind of cutting tool, including cutter hub, cutting tip and the above-mentioned tool rest with high accuracy adjustment capability, it is described
Cutting tip is installed on cutter hub by the tool rest.
Compared with prior art, it is an advantage of the current invention that：
The present invention the tool rest with high accuracy adjustment capability, by elastic expanding structure can change end locating surface and/or
The position of side-locating face, so as to adjustable cutting tip positioning, realizes the adjustment to cutting tip bounce, can effectively reduce bounce
The scope of adjustment improves Adjustment precision and regulated efficiency to below 0.05mm, greatly, while in adjustment bounce, elastic swelling
The lasting loading characteristic of structure can ensure the continuity for adjusting of beating, and continuous bounce adjustment can accurately recall 0.001mm
The bounce precision of rank.The cutting tool of the present invention, due to being equipped with the above-mentioned tool rest with high accuracy adjustment capability, therefore possesses
Corresponding technique effect.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the first tool rest embodiment of the invention.
Fig. 2 is the overlooking the structure diagram of the first tool rest embodiment of the invention.
Fig. 3 is the A-A sectional views of Fig. 2.
Fig. 4 is the B-B sectional views of Fig. 2.
Fig. 5 is the structural representation of adjustment part.
Fig. 6 is the dimensional structure diagram of second tool rest embodiment of the invention.
Fig. 7 is the dimensional structure diagram of cutting tool of the present invention.
Each label is represented in figure：
1st, tool rest body；2nd, cutting tip；3rd, adjustment part；4th, end face is positioned；5th, grain-clamping table；6th, cutter hub；7th, partition grooves；
11st, cutter groove；12nd, elastic groove；111st, bottom locating surface；112nd, locating surface is held；113rd, side-locating face；121st, parallel slot；122nd, arc
Groove；123rd, adjustment part installing hole；1231st, countersunk head hole section；1232nd, taper hole section；1233rd, screw thread hole section；31st, rotation stop head；32nd, it is swollen
The tight conical surface；33rd, threaded post；51st, it is interior recessed；52nd, it is outer recessed.
Specific embodiment
Fig. 1 to Fig. 5 shows that the first of the present invention has the tool rest embodiment of high accuracy adjustment capability, and the tool rest includes
Tool rest body 1, tool rest body 1 is provided with the cutter groove 11 for loading and unloading cutting tip 2, and cutter groove 11 is provided with and cutting tip 2 is positioned
Bottom locating surface 111, end locating surface 112 and side-locating face 113, end locating surface 112 and/or side-locating face 113 be equipped with for
The elastic expanding structure of the adjustment positioning of cutting tip 2, by elastic expanding structure end locating surface 112 and/or side positioning can be changed
The position in face 113, so as to adjustable cutting tip 2 is positioned, realizes the adjustment to the bounce of cutting tip 2, can effectively reduce bounce
The scope of adjustment improves Adjustment precision and regulated efficiency to below 0.05mm, greatly, while in adjustment bounce, elastic swelling
The lasting loading characteristic of structure can ensure the continuity for adjusting of beating, and continuous bounce adjustment can accurately recall 0.001mm
The bounce precision of rank.In the present embodiment, only hold locating surface 112 to set the elastic expanding structure, may be used also in other embodiments
Select to be only that side-locating face 113 sets the elastic expanding structure, or select simultaneously as 113 points of end locating surface 112 and side-locating face
Do not set the elastic expanding structure.
In the present embodiment, elastic expanding structure includes elastic groove 12 and adjustment part 3, and adjustment part 3 is installed in elastic groove 12,
And elastic groove 12 is ordered about by Zona transformans moved end locating surface 112, to adjust the positioning to cutting tip 2.Elastic groove 12 includes one
Section 121, one section of deep-slotted chip breaker 122 of parallel slot and through parallel slot 121 and the adjustment part installing hole 123 of deep-slotted chip breaker 122, parallel slot
121 connect with deep-slotted chip breaker 122, and the part that adjustment part installing hole 123 intersects with parallel slot 121 is provided with countersunk head hole section 1231, adjustment
Part installing hole 123 is provided with taper hole section 1232, adjustment part installing hole from counter sink section 1231 to the part intersected with deep-slotted chip breaker 122
123 parts for passing deep-slotted chip breaker 122 are screw thread hole section 1233.Adjustment part 3 is provided with the rotation stop 31 coordinated with countersunk head hole section 1231,
Being coordinated by rotation stop 31 and countersunk head hole section 1231 can limit the depth that adjustment part 3 inserts elastic groove 12, can effectively suppress modeling
Property deformation, improve tool rest service life；Rotation stop 31 is connected with one section of swelling conical surface 32 coordinated with taper hole section 1232, swelling
The conical surface 32 is connected with the threaded post 33 coordinated with screw thread hole section 1233, and threaded post 33 is screwed in after screw thread hole section 1233, the swelling conical surface 32
Contact with taper hole section 1232, and promote taper hole section 1232 to deform, and by taper hole section 1232 with moved end locating surface 112, it is real
The now end bounce to cutting tip 2 is adjusted.
In the present embodiment, holding locating surface 112 to be provided with the corner of side-locating face 113 makes end locating surface 112 and side positioning
Face 113 can independent deformation partition grooves 7, opposite end locating surface 112 adjust when, it is to avoid side-locating face 113 is affected, also can avoid receiving
To the restriction of side-locating face 113 so that the adjustment of end locating surface 112 is more freely, flexibly.In other embodiments, when end is fixed
When plane 112 and side-locating face 113 are respectively equipped with elastic expanding structure, the independent adjustment to the two can be also caused not to be subject to any
Mutual restriction and impact.
In the present embodiment, the part between elastic groove 12 and cutter groove 11 is grain-clamping table 5, and the both sides of grain-clamping table 5 are provided with interior recessed
51 and outer recessed 52, interior recessed 51 and outer recessed 52 communicate with cutter groove 11, deep-slotted chip breaker 122, interior recessed 51 and outer recessed 52 it
Between distance be H, a diameter of D of screw thread hole section 1233, in order that adjustment part 3 is applied to the power appropriate end size of grain-clamping table 5
Adjustment amount, and make grain-clamping table 5 that there is preferable intensity, the relation of H and D should meet：0.6D≤H≤1.5D, in the present embodiment, H=
1.2D.In screwed holes of the bellmouth central shaft C1 of taper hole section 1232 on the direction away from cutter groove 11 compared with screw thread hole section 1233
Heart axle C2 is deflected away from apart from E, in order to ensure that the rigidity of grain-clamping table 5, intensity are not affected by the appearance and size of adjustment part 3, and realize end
The continuity of size adjusting, the value of E should meet：0.02mm≤E≤0.2mm, in the present embodiment, E=0.1mm；Screwed hole center
Axle C2 is α with the angle of the positioning end face 4 of tool rest, in order to ensure advocating in the taper hole section 1232 for being applied to adjustment part 3
Apply in the end face direction of cutter groove 11, the value of α should meet：5 °≤α≤30 °, in the present embodiment, α=15 °；Taper hole section
1232 cone angle is β, and distance is L between cutter groove 11 and deep-slotted chip breaker 122, in order to ensure the Adjustment precision of grain-clamping table 5, intensity and just
Property, 10 °≤β≤40 °, 0.2D≤L≤0.8D, in the present embodiment, β=20 °, L=0.6D.
During the insertion elastic groove 12 of adjustment part 3 of the tool rest with high accuracy adjustment capability of the present invention, tool rest sheet is first contacted
The afterbody or sidepiece of body 1, insertion depth continues the ability of adjustment part 3 and the forced contact of grain-clamping table 5 after increase, and adjustment part 3 is continual
Contact with the afterbody or sidepiece of tool rest body 1, so as to adjustment part 3 is only involved in the elasticity adjustment of grain-clamping table 5, the positioning of grain-clamping table is firm
Property, intensity be only decided by the end face grip strength and rigidity of tool rest body 1 so that cutter groove 11 have very high positioning intensity and
Rigidity.
Fig. 6 shows that second of the present invention has the tool rest embodiment of high accuracy adjustment capability, the present embodiment and upper
Embodiment is essentially identical, and it is differed only in, while being that end locating surface 112 and side-locating face 113 are respectively arranged with elastic swelling
Structure.
Fig. 7 show the present invention a kind of cutting tool embodiment, the cutting tool include cutter hub 6, cutting tip 2 and
Such as the tool rest with high accuracy adjustment capability of first embodiment, cutting tip 2 is installed on cutter hub 6 by the tool rest.
Although the present invention is disclosed above with preferred embodiment, but it is not limited to the present invention.It is any to be familiar with ability
The technical staff in domain, in the case of without departing from technical solution of the present invention scope, all using the technology contents pair of the disclosure above
Technical solution of the present invention makes many possible variations and modification, or the Equivalent embodiments for being revised as equivalent variations.Therefore, it is every
Without departing from the content of technical solution of the present invention, according to the technology of the present invention essence to any simple modification made for any of the above embodiments,
Equivalent variations and modification, all should fall in the range of technical solution of the present invention protection.
Claims (8)
1. a kind of tool rest with high accuracy adjustment capability, including tool rest body（1）, the tool rest body（1）Be provided with for
Handling cutting tip（2）Cutter groove（11）, the cutter groove（11）It is provided with to the cutting tip（2）The bottom locating surface of positioning
（111）, end locating surface（112）And side-locating face（113）, it is characterised in that：The end locating surface（112）And/or side-locating face
（113）It is equipped for adjusting the cutting tip（2）The elastic expanding structure of positioning, the elastic expanding structure includes elasticity
Groove（12）And adjustment part（3）, the adjustment part（3）It is installed in elastic groove（12）It is interior, and order about elastic groove（12）By Zona transformans
Moved end locating surface（112）Or side-locating face（113）, to adjust to the cutting tip（2）Positioning, the elastic groove（12）Bag
Include one section of parallel slot（121）, one section of deep-slotted chip breaker（122）And through the parallel slot（121）And deep-slotted chip breaker（122）Adjustment part
Installing hole（123）, the parallel slot（121）With the deep-slotted chip breaker（122）Connection, the adjustment part installing hole（123）With it is parallel
Groove（121）Intersecting part is provided with countersunk head hole section（1231）, adjustment part installing hole（123）From counter sink section（1231）To and arc
Groove（122）Intersecting part is provided with taper hole section（1232）, adjustment part installing hole（123）Pass deep-slotted chip breaker（122）Part be
Screw thread hole section（1233）, the taper hole section（1232）Bellmouth central shaft（C1）Away from cutter groove（11）Direction on compared with spiral shell
Pit section（1233）Screwed hole central shaft（C2）Deflect away from apart from E, 0.02mm≤E≤0.2mm.
2. the tool rest with high accuracy adjustment capability according to claim 1, it is characterised in that：The adjustment part（3）If
Have and the countersunk head hole section（1231）The rotation stop head of cooperation（31）, the rotation stop head（31）One section is connected with the taper hole section
（1232）The swelling conical surface of cooperation（32）, the swelling conical surface（32）It is connected with and the screw thread hole section（1233）The threaded post of cooperation
（33）.
3. the tool rest with high accuracy adjustment capability according to claim 1, it is characterised in that：The screwed hole central shaft
（C2）With the positioning end face of the tool rest（4）Angle be α, 5 °≤α≤30 °.
4. the tool rest with high accuracy adjustment capability according to claim 1, it is characterised in that：The taper hole section
（1232）Cone angle be β, 10 °≤β≤40 °.
5. the tool rest with high accuracy adjustment capability according to claim 1, it is characterised in that：The screw thread hole section
（1233）A diameter of D, the cutter groove（11）With the deep-slotted chip breaker（122）Between distance be L, 0.2D≤L≤0.8D.
6. the tool rest with high accuracy adjustment capability according to claim 1, it is characterised in that：The end locating surface
（112）With side-locating face（113）Corner be provided with and make end locating surface（112）And side-locating face（113）Can independent deformation every
Fault trough（7）.
7. the tool rest with high accuracy adjustment capability according to claim 5, it is characterised in that：The elastic groove（12）With
Cutter groove（11）Between part be grain-clamping table（5）, the grain-clamping table（5）Both sides are provided with interior recessed（51）It is recessed with outer（52）, institute
State interior recessed（51）It is recessed with outer（52）And cutter groove（11）, deep-slotted chip breaker（122）Communicate, it is described interior recessed（51）It is recessed with outer
（52）The distance between be H, 0.6D≤H≤1.5D.
8. a kind of cutting tool, it is characterised in that：Including cutter hub（6）, cutting tip（2）And it is such as arbitrary in claim 1 to 7
The tool rest with high accuracy adjustment capability described in, the cutting tip（2）Cutter hub is installed in by the tool rest（6）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310254494.1A CN103357936B (en) | 2013-06-25 | 2013-06-25 | Cutter holder with high-precision adjusting property and cutting tool with cutter holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310254494.1A CN103357936B (en) | 2013-06-25 | 2013-06-25 | Cutter holder with high-precision adjusting property and cutting tool with cutter holder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103357936A CN103357936A (en) | 2013-10-23 |
| CN103357936B true CN103357936B (en) | 2017-04-19 |
Family
ID=49360669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310254494.1A Active CN103357936B (en) | 2013-06-25 | 2013-06-25 | Cutter holder with high-precision adjusting property and cutting tool with cutter holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103357936B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9475138B2 (en) * | 2014-01-22 | 2016-10-25 | Kennametal Inc. | Cutting tool having insert pocket with cantilevered member |
| CN111558742A (en) * | 2020-04-27 | 2020-08-21 | 台劲(台州)科技有限公司 | Taper flying cutter head |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4430171C2 (en) * | 1994-08-25 | 1996-08-14 | Walter Ag | Form-locked insert |
| SE516612C2 (en) * | 2000-06-27 | 2002-02-05 | Sandvik Ab | Adjusting mechanism for a cutter as well as tools for chip separating machining |
| SE523286C2 (en) * | 2001-11-27 | 2004-04-06 | Sandvik Ab | Tool for chip separating machining with adjusting mechanism for the insert |
| CA2792530A1 (en) * | 2010-03-10 | 2011-09-15 | Tungaloy Corporation | Clamp assistant member and cutting tool including clamp assistant member |
| CN203304659U (en) * | 2013-06-25 | 2013-11-27 | 株洲钻石切削刀具股份有限公司 | Tool apron with high-precision adjustment capacity and cutting tool with tool apron |
-
2013
- 2013-06-25 CN CN201310254494.1A patent/CN103357936B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103357936A (en) | 2013-10-23 |
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