CN102000864A - Ball head knife blade formed by combining multiple sections of circular arc blades and grinding method thereof - Google Patents
Ball head knife blade formed by combining multiple sections of circular arc blades and grinding method thereof Download PDFInfo
- Publication number
- CN102000864A CN102000864A CN 201010503256 CN201010503256A CN102000864A CN 102000864 A CN102000864 A CN 102000864A CN 201010503256 CN201010503256 CN 201010503256 CN 201010503256 A CN201010503256 A CN 201010503256A CN 102000864 A CN102000864 A CN 102000864A
- Authority
- CN
- China
- Prior art keywords
- circular arc
- grinding
- datum plane
- sphere
- cutting edge
- 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
- 238000000227 grinding Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000005520 cutting process Methods 0.000 claims abstract description 29
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000002184 metal Substances 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 2
- 241000220317 Rosa Species 0.000 description 10
- 238000003754 machining Methods 0.000 description 5
- 238000003801 milling Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007849 functional defect Effects 0.000 description 1
Images
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a ball head knife blade formed by combining multiple sections of circular arc edges and a grinding method thereof, relating to a cutting tool used in the field of metal cutting processing. The ball head knife blade comprises a cutting edge and an installation hole; a base body is obtained by intercepting any sphere by using two parallel planes equidistant to sphere centers and one plane perpendicular to the two parallel planes, and space curves which are formed by connecting multiple sections of non-coplanar circular arcs selected from the spherical surface of the base body are the cutting edge; the installation hole is arranged in the center of the sphere; the cutting edge is two space curves which are formed by connecting multiple sections of circular arcs selected from the same spherical surface and having unequal radiuses; the two space curves are symmetrical relative to an axis (EF) of the base body and butt against each other at a crossing point of the axis (EF) and the spherical surface; and the curves rotates around the axis (EF) of the base body to form a semi-sphere. The invention has the advantages that the ball head knife blade with the ball head cutting edge formed by the multiple sections of circular arcs can be processed at high speed and used for precise processing and has low production cost.
Description
Technical field
The present invention relates to a kind of cutter that uses at the metal cutting manufacture field, relate in particular to one chip machine folder rose cutter blade.
Background technology
In the machining of various three-dimensional space curved surfaces and arc groove, all to use rose cutter.The clip type rose cutter improves greatly than the stock utilization of monoblock type rose cutter, thus except that the minor diameter milling cutter because of being subjected to space structure restriction can't realize, what offshore company provided all adopts the clip type structure than major diameter (more than the 6mm) rose cutter.Present rose cutter blade is divided into one chip and multiple-piece by the configuration mode of cutter bulb part blade, the one chip blade is divided into twolip and single-blade again by shape, wherein monolithic twolip machine folder rose cutter because of stressed evenly, vibration is little and precision is high, be suitable for high-efficiency high-accuracy and process.The rose cutter blade can be divided into two kinds of plane curve sword (circular arc) and space curve swords (helix) again by edge of a knife curve form, the plane curve sword is shaped and makes fairly simple, but belonging to, Milling Process is interrupted cutting, adopt the in use whole blade of rose cutter of this tooth shape almost to cut out simultaneously, the impulsive force that cutter is subjected to is big, produce cutting vibration, should not be used for high-speed cutting and major diameter milling cutter.
Though the space curve sword has overcome the former functional defect, the processing technology complexity.During the grinding blade, it need be installed on the knife bar and by processing in the mode of grinding integral cutter on the numerical control knife sharpener after the screws clamp, production efficiency is low, cost is high.Because screw need be tightened and unclamp to cargo handling process, therefore process the milling cutter that a blade complexity surpasses a same diameter of processing.
Summary of the invention
The present invention is directed to the deficiency of above-mentioned technical problem, aim to provide a kind of can be by the monolithic twolip formula space curve sword rose cutter sheet of High-efficient Production.
The present invention is achieved through the following technical solutions: a kind of bulb blade by multi-section circular arc sword combination forming comprises: to obtain an element body with equidistant two parallel planes of the centre of sphere with an arbitrary spheroid of the planar interception vertical with two parallel planes, choosing the space curve that the multi-section circular arc of coplane not is formed by connecting on the element body sphere is cutting edge; Be arranged at described ball centre installing hole; The installed surface that three planes of element body are formed; Cutting edge, back knife face, installed surface and installing hole are made and are taken shape in integrally formed bulb blade; Described cutting edge is two and takes from the space curve that radius does not wait on the same sphere multi-section circular arc is formed by connecting, article two, the axis (EF) of the described relatively element body of curve symmetry and connect at the intersection point place of described axis and described sphere, described curve forms a hemisphere face around axis (EF) the revolution back of element body.During use, blade is installed on the cutter hub, and axis (EF) overlaps with the cutter hub axis of rotation.
Below above technical scheme is further elaborated:
The multi-section circular arc of every cutting edge of described composition comprises three sections circular arcs at least, be respectively segmentum laterale circular arc AB, interlude circular arc BC and medial segment circular arc C D, the camber line terminal point of segmentum laterale circular arc AB is connected in the camber line starting point of interlude circular arc BC, the camber line terminal point of interlude circular arc BC is connected in the camber line starting point of medial segment circular arc C D, and the camber line terminal point of medial segment circular arc C D is connected in the intersection point of described axis and sphere.
The method for grinding of above-described a kind of bulb blade by multi-section circular arc sword combination forming may further comprise the steps:
A, foundation programming reference data plane: three reference data planes of definition on described element body, wherein first datum plane is chosen one wantonly in two parallel planes of described element body, first datum plane is set up for the segmentum laterale circular arc AB on processing plane, place, and is that benchmark is set up second datum plane of processing interlude circular arc BC and the 3rd datum plane of processing medial segment circular arc C D with first datum plane;
B, calculate required program size parameter: calculate the radius of circular arc of segmentum laterale circular arc AB, interlude circular arc BC, medial segment circular arc C D and A, B, each point coordinates of C, D respectively;
C, grinding second datum plane and the 3rd datum plane: grinding program and grinding second datum plane and the 3rd datum plane of working out second datum plane and the 3rd datum plane by blade chip-breaker grinding module;
The grinding of d, segmentum laterale circular arc AB, interlude circular arc BC and medial segment circular arc C D: the grinding program of application circular arc blade peripheral grinding module establishment segmentum laterale circular arc AB, interlude circular arc BC and three sections circular arcs of medial segment circular arc C D and grinding segmentum laterale circular arc AB, interlude circular arc BC and three sections circular arcs of medial segment circular arc C D reach knife face thereafter, and realize required relief angles;
E, with after 180 ° of the workpiece upsets, process another cutting edge in above-mentioned same grinding mode.
Beneficial effect of the present invention is: one, this bulb blade of forming the bulb cutting edge by multi-section circular arc have overcome whole blade and have almost cut out simultaneously and cause cutting vibration, can realize High-speed machining; Two, this bulb blade of forming the bulb cutting edge by multi-section circular arc does not have theoretical error, the profile tolerance error being controlled in the 0.01mm fully on the technology, so can be used for Precision Machining yet; Three, this form the bulb blade of bulb cutting edge by multi-section circular arc can grinding in enormous quantities on the special-purpose peripheral grinding machine of clamped cutting bit sheet, working (machining) efficiency be congenerous blade working (machining) efficiency on knife sharpener 4-5 doubly, production cost is low.
Description of drawings
Fig. 1 is a positive overall structure schematic diagram of the present invention;
Fig. 2 is a side of the present invention overall structure schematic diagram.
Reference numeral: 1, first installed surface; 2, second installed surface; 3, installing hole; 4 (4 '), segmentum laterale circular arc sword AB; 5 (5 '), interlude circular arc sword BC; 6 (6 '), medial segment circular arc sword CD; 7, first datum plane; 8, second datum plane; 9, the 3rd datum plane; 10, back knife face.
The specific embodiment
The present invention will be further described below in conjunction with drawings and Examples:
With reference to shown in Figure 1, the present invention includes to obtain an element body with an arbitrary spheroid of the planar interception vertical with two parallel planes with equidistant two parallel planes of the centre of sphere, on the element body sphere, choose the not circular arc 4,5,6 of coplane, connect the back successively and form a space curve S (S=4+5+6), S and be two cutting edges of this blade about the symmetrical curve S ' of axis (EF) (S '=4 '+5 '+6 '); Be arranged at described ball centre installing hole 3; The installed surface of first and second installed surface 1,2 on the element body and first datum plane, 7 mutual group cost blades; Cutting edge S, S ', back knife face 10, installed surface and installing hole 3 are made and are taken shape in integrally formed bulb blade; S takes from three sections circular curves 4,5,6 that radius does not wait on the same sphere to connect the space curve that the back forms successively, the axis (EF) of space curve S and the relative described element body of S ' symmetry also connects at the intersection point place of 1 axis (EF) and sphere, axis (EF) is the central symmetry axis of element body, and described curve S forms a hemisphere face around axis (EF) the revolution back of element body.During use, blade is installed on the cutter hub, and axis (EF) overlaps with the cutter hub axis of rotation.The multi-section circular arc of forming every cutting edge S comprises three sections circular arcs at least, three sections circular arcs are respectively segmentum laterale circular arc AB4, interlude circular arc BC5 and medial segment circular arc C D6, the camber line terminal point of segmentum laterale circular arc AB4 is connected in the camber line starting point of interlude circular arc BC5, the camber line terminal point of interlude circular arc BC5 is connected in the camber line starting point of medial segment circular arc C D6, and the camber line terminal point of medial segment circular arc C D6 is connected in the intersection point of described axis and sphere.Wherein the interlude circular arc can be one section, also can be multistage, and the present invention is an example with one section interlude circular arc.
With reference to shown in Figure 2, method for grinding of the present invention may further comprise the steps:
A, foundation programming reference data plane: three reference data planes of definition on described element body 1, wherein first datum plane 7 is chosen one wantonly in two parallel planes of described element body 1, first datum plane 7 is set up for the segmentum laterale circular arc AB4 on processing plane, place, and be that benchmark is set up second datum plane 8 of processing interlude circular arc BC5 and processed the 3rd datum plane 9 of medial segment circular arc C D6 with first datum plane 7;
B, calculate required program size parameter: calculate the radius of circular arc of segmentum laterale circular arc AB4, interlude circular arc BC5, medial segment circular arc C D6 and A, B, each point coordinates of C, D respectively;
C, grinding second datum plane 8 and the 3rd datum plane 9: grinding program and grinding second datum plane 8 and the 3rd datum plane 9 of working out second datum plane 8 and the 3rd datum plane 9 by blade chip-breaker grinding module;
The grinding of d, segmentum laterale circular arc AB4, interlude circular arc BC5 and medial segment circular arc C D6: the grinding program of application circular arc peripheral grinding module establishment segmentum laterale circular arc AB4, interlude circular arc BC5 and three sections circular arcs of medial segment circular arc C D6 and grinding segmentum laterale circular arc AB4, interlude circular arc BC5 and three sections circular arcs of medial segment circular arc C D6 reach knife face 10 (taper seat) thereafter, and realize required relief angles;
E, with after 180 ° of the workpiece upsets, process another cutting edge S ' in above-mentioned same grinding mode.
The announcement of book and instruction according to the above description, those skilled in the art in the invention can also carry out suitable change and modification to above-mentioned embodiment.Therefore, the specific embodiment that discloses and describe above the present invention is not limited to also should fall in the protection domain of claim of the present invention modifications and changes more of the present invention.In addition, although used some specific terms in this specification, these terms do not constitute any restriction to the present invention just for convenience of description.
Claims (3)
1. bulb blade by multi-section circular arc sword combination forming, comprise: to obtain an element body with equidistant two parallel planes of the centre of sphere with an arbitrary spheroid of the planar interception vertical with two parallel planes, choosing the space curve that the multi-section circular arc of coplane not is formed by connecting on the element body sphere is cutting edge; Be arranged at described ball centre installing hole; The installed surface that three planes of element body are formed; Cutting edge, installed surface and installing hole are made and are taken shape in integrally formed bulb blade;
It is characterized in that: described cutting edge is two and takes from the space curve that radius does not wait on the same sphere multi-section circular arc is formed by connecting, article two, the axis (EF) of the described relatively element body of curve symmetry and connect at the intersection point place of described axis (EF) and described sphere, described curve is around hemisphere face of axis (EF) revolution back formation of element body; During use, blade is installed on the cutter hub, and axis (EF) overlaps with the cutter hub axis of rotation.
2. a kind of bulb blade according to claim 1 by multi-section circular arc sword combination forming, it is characterized in that: the multi-section circular arc of every cutting edge of described composition comprises three sections circular arcs at least, be respectively segmentum laterale circular arc AB, interlude circular arc BC and medial segment circular arc C D, the camber line terminal point of segmentum laterale circular arc AB is connected in the camber line starting point of interlude circular arc BC, the camber line terminal point of interlude circular arc BC is connected in the camber line starting point of medial segment circular arc C D, and the camber line terminal point of medial segment circular arc C D is connected in the intersection point of described axis and sphere.
3. the method for grinding of the described a kind of bulb blade by multi-section circular arc sword combination forming of claim 1 is characterized in that may further comprise the steps:
A, foundation programming reference data plane: three reference data planes of definition on described element body, wherein first datum plane is chosen one wantonly in two parallel planes of described element body, first datum plane is set up for the segmentum laterale circular arc AB on processing plane, place, and is that benchmark is set up second datum plane of processing interlude circular arc BC and the 3rd datum plane of processing medial segment circular arc C D with first datum plane;
B, calculate required program size parameter: calculate the radius of circular arc of segmentum laterale circular arc AB, interlude circular arc BC, medial segment circular arc C D and A, B, each point coordinates of C, D respectively;
C, grinding second datum plane and the 3rd datum plane: grinding program and grinding second datum plane and the 3rd datum plane of working out second datum plane and the 3rd datum plane by blade chip-breaker grinding module;
The grinding of d, segmentum laterale circular arc AB, interlude circular arc BC and medial segment circular arc C D: the grinding program of application circular arc blade peripheral grinding module establishment segmentum laterale circular arc AB, interlude circular arc BC and three sections circular arcs of medial segment circular arc C D and grinding segmentum laterale circular arc AB, interlude circular arc BC and three sections circular arcs of medial segment circular arc C D reach knife face thereafter, and realize required relief angles;
E, with after 180 ° of the workpiece upsets, process another cutting edge in above-mentioned same grinding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105032566A CN102000864B (en) | 2010-10-09 | 2010-10-09 | Ball head knife blade formed by combining multiple sections of circular arc blades and grinding method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105032566A CN102000864B (en) | 2010-10-09 | 2010-10-09 | Ball head knife blade formed by combining multiple sections of circular arc blades and grinding method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102000864A true CN102000864A (en) | 2011-04-06 |
| CN102000864B CN102000864B (en) | 2012-11-14 |
Family
ID=43808708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105032566A Expired - Fee Related CN102000864B (en) | 2010-10-09 | 2010-10-09 | Ball head knife blade formed by combining multiple sections of circular arc blades and grinding method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102000864B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102990785A (en) * | 2011-09-09 | 2013-03-27 | 深圳市中天精密工具有限公司 | Manufacture process of polycrystalline diamond ball-end cutter |
| CN104174936A (en) * | 2014-07-17 | 2014-12-03 | 中国科学院近代物理研究所 | Machining method for modulation line of radio frequency quadrupole single-vane pole head |
| CN105026121A (en) * | 2013-01-25 | 2015-11-04 | Gea食品策划德国股份有限公司 | Cutting blade having a changing cutting angle |
| CN104174936B (en) * | 2014-07-17 | 2017-01-04 | 中国科学院近代物理研究所 | The processing method of radio frequency four polar field single-blade cartridge modulation lines |
| CN107052914A (en) * | 2016-12-26 | 2017-08-18 | 科德数控股份有限公司 | A kind of efficient removing method of rose cutter machined trace |
| CN107097106A (en) * | 2017-05-26 | 2017-08-29 | 天津大学 | A kind of new processing algorithm of ball end mill rake face |
| CN112828369A (en) * | 2021-02-25 | 2021-05-25 | 苏州沃钛工业技术有限公司 | V-shaped positioning single-hole limiting replaceable milling cutter |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3529620A1 (en) * | 1985-08-19 | 1987-02-19 | Kieninger Walter Gmbh | CUTTING INSERT |
| JPH04146015A (en) * | 1990-10-05 | 1992-05-20 | Hitachi Tool Eng Ltd | Throw-away tip and end mill |
| US5915888A (en) * | 1997-10-01 | 1999-06-29 | Minicozzi; Alfonso | Rotary cutting tool assembly |
| DE20020272U1 (en) * | 2000-11-29 | 2002-01-17 | Pokolm, Franz-Josef, 33428 Harsewinkel | end mill |
| JP2003191118A (en) * | 2001-12-25 | 2003-07-08 | Mitsubishi Materials Corp | Indexable ball end mill |
| JP3872338B2 (en) * | 2001-12-26 | 2007-01-24 | 京セラ株式会社 | Throw-away tip for ball end mill |
| US7226249B2 (en) * | 2004-10-29 | 2007-06-05 | Mitsubishi Materials Corporation | Ball nose cutting insert and ball end mill thereof |
-
2010
- 2010-10-09 CN CN2010105032566A patent/CN102000864B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3529620A1 (en) * | 1985-08-19 | 1987-02-19 | Kieninger Walter Gmbh | CUTTING INSERT |
| JPH04146015A (en) * | 1990-10-05 | 1992-05-20 | Hitachi Tool Eng Ltd | Throw-away tip and end mill |
| US5915888A (en) * | 1997-10-01 | 1999-06-29 | Minicozzi; Alfonso | Rotary cutting tool assembly |
| DE20020272U1 (en) * | 2000-11-29 | 2002-01-17 | Pokolm, Franz-Josef, 33428 Harsewinkel | end mill |
| JP2003191118A (en) * | 2001-12-25 | 2003-07-08 | Mitsubishi Materials Corp | Indexable ball end mill |
| JP3872338B2 (en) * | 2001-12-26 | 2007-01-24 | 京セラ株式会社 | Throw-away tip for ball end mill |
| US7226249B2 (en) * | 2004-10-29 | 2007-06-05 | Mitsubishi Materials Corporation | Ball nose cutting insert and ball end mill thereof |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102990785A (en) * | 2011-09-09 | 2013-03-27 | 深圳市中天精密工具有限公司 | Manufacture process of polycrystalline diamond ball-end cutter |
| CN102990785B (en) * | 2011-09-09 | 2014-12-10 | 深圳市中天精密工具有限公司 | Manufacture process of polycrystalline diamond ball-end cutter |
| CN105026121A (en) * | 2013-01-25 | 2015-11-04 | Gea食品策划德国股份有限公司 | Cutting blade having a changing cutting angle |
| CN104174936A (en) * | 2014-07-17 | 2014-12-03 | 中国科学院近代物理研究所 | Machining method for modulation line of radio frequency quadrupole single-vane pole head |
| CN104174936B (en) * | 2014-07-17 | 2017-01-04 | 中国科学院近代物理研究所 | The processing method of radio frequency four polar field single-blade cartridge modulation lines |
| CN107052914A (en) * | 2016-12-26 | 2017-08-18 | 科德数控股份有限公司 | A kind of efficient removing method of rose cutter machined trace |
| CN107052914B (en) * | 2016-12-26 | 2019-10-25 | 科德数控股份有限公司 | A kind of efficient removing method of rose cutter machined trace |
| CN107097106A (en) * | 2017-05-26 | 2017-08-29 | 天津大学 | A kind of new processing algorithm of ball end mill rake face |
| CN112828369A (en) * | 2021-02-25 | 2021-05-25 | 苏州沃钛工业技术有限公司 | V-shaped positioning single-hole limiting replaceable milling cutter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102000864B (en) | 2012-11-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8206066B2 (en) | Cutting tool and round double sided cutting insert therefor | |
| CN104084773B (en) | A kind of processing technique of xial flow steam turbine blade | |
| CN102000864B (en) | Ball head knife blade formed by combining multiple sections of circular arc blades and grinding method thereof | |
| CN103111812B (en) | The processing method of steam turbine axial blade | |
| CN103084888B (en) | Method for machining molded line of scroll plate | |
| US20120282043A1 (en) | Milling cutter | |
| CN102218649B (en) | Machining method for whole wind power impeller with variable curved surface | |
| CN103286360B (en) | A kind of tangential offset orthogonal turn-milling cutting method | |
| CN101829888A (en) | Method for machining encircling hole with meridian plane group nozzle | |
| CN102615319A (en) | Method for processing cam with three-coordinate numerical control center | |
| CN104400475B (en) | A kind of positioning and clamping instrument and method | |
| CN114043165A (en) | Processing technology of rhombic guide vane | |
| CN103302340B (en) | The progressive interpolation of a kind of digital control processing | |
| CN110449648B (en) | Cutter and method for machining eccentric shaft clearance groove | |
| CN220217621U (en) | Lathe fixture for multi-axis rotation surface composite workpiece | |
| CN205764097U (en) | Polished surface milling cutter | |
| CN219025963U (en) | Polygonal machining tool | |
| CN102922023B (en) | Indexable face milling cutter and edge bearing thereof | |
| CN207004917U (en) | A kind of milling semi-open type 3 d impeller | |
| CN203725871U (en) | Combined profiling milling cutter | |
| CN211727656U (en) | Indexable multi-edge ball end mill | |
| CN208450679U (en) | saw blade cutter | |
| CN104117687A (en) | Non-parallel multi-axis rotary body part machining method | |
| CN201257528Y (en) | Swinging power knife device | |
| CN203281902U (en) | Cutter for forming multiple grooves |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121114 Termination date: 20191009 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |