CN102441712A - Double-side edge tooth cutting tool for cylindrical gear - Google Patents
Double-side edge tooth cutting tool for cylindrical gear Download PDFInfo
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- CN102441712A CN102441712A CN2010105053543A CN201010505354A CN102441712A CN 102441712 A CN102441712 A CN 102441712A CN 2010105053543 A CN2010105053543 A CN 2010105053543A CN 201010505354 A CN201010505354 A CN 201010505354A CN 102441712 A CN102441712 A CN 102441712A
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- 238000005520 cutting process Methods 0.000 title abstract description 44
- 230000002146 bilateral effect Effects 0.000 claims description 19
- 238000012545 processing Methods 0.000 abstract description 27
- 238000000034 method Methods 0.000 abstract description 18
- 230000008569 process Effects 0.000 abstract description 12
- 229940060587 alpha e Drugs 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 9
- 238000003754 machining Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000003672 processing method Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000010862 gear shaping Methods 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000000205 computational method Methods 0.000 description 1
- 230000021615 conjugation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005211 surface analysis Methods 0.000 description 1
- 230000036346 tooth eruption Effects 0.000 description 1
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Abstract
The invention discloses a double-side edge tooth cutting tool for a cylindrical gear. The double-side edge tooth cutting tool comprises a cutter tooth disc, wherein the cutter tooth disc is provided with a circle of cutter teeth having a conjugated tooth shape with a workpiece gear set; the normal modulus of the double-side edge tooth cutting tool for the cylindrical gear is identical with that of a workpiece; and the cutter teeth comprise a front angle gamma, a tooth top rear angle alpha e, a side-edge rear angle alpha c and a spiral angle. The double-side edge tooth cutting tool is characterized in that each cutter tooth is also provided with a side-edge front angle gamma sc; the side-edge front angle gamma sc is an intersection angle between an intersection line y1g1 of a plane M1-M1 and the front cutter surface of the cutter teeth and the normal plane S-S of the cutter teeth, wherein the plane M1-M1 passes any point y1 on the side edge of the cutter teeth, is tangent to a circle passing the point y1 on the cutter tooth disc and is simultaneously parallel to the axis of the cutter tooth disc; and the inclined directions of the side-edge front angles gamma sc corresponding to the toothed surfaces at two sides of each cutter tooth are opposite and inclined from the side edges of the cutter teeth to the midlines of the cutter teeth and the inside of a cutter body respectively. The double-side edge tooth cutting tool disclosed by the invention has reasonable cutting parameters in the processing process, optimized cutting states and formed favorable cutting precision and surface quality.
Description
Technical field
The invention belongs to the machining tool field, the bilateral sword that is specifically related to a kind of cylindrical gear cutting teeth processing is cut the serrated knife tool to pieces.
Background technology
In the machined field,, on principle, be divided into based on generating and two types of process technologies of forming process by the process technology of blank to the cylindrical gear profile curved surface.Process technologies such as the gear hobbing of extensive use at present, gear shaping, shaving belong to generating processing, the moulding mill teeth, draw tooth etc. to belong to forming process processing.The roller gear process tool is divided into the gear cutting tool based on generating such as hobcutter, pinion cutter, gear shaver according to the difference of processing method, and profile milling cutter, broaching tool etc. are based on the gear cutting tool of the method for forming.Cut tooth processing to pieces and belong to generating processing; Cutting tooth process technology and method to pieces is a kind of brand-new roller gear processing method; Have high working (machining) efficiency, high machining accuracy; Advantages such as environmental protection and energy saving simultaneously can be processed the insoluble technology difficult problem of present roller gear processing method, like: the internal gear of the no escape of non-perforation, straight in nest axle, the correction of the flank shape, helical gear etc. closely.Because cutting tooth processing to pieces is a kind of brand-new roller gear processing method, the design of cutting the serrated knife tool to pieces does not still have relevant technology and method, and the pinion cutter designing technique that is based on that adopts is at present cut the design of serrated knife tool to pieces; But process different fully with the motion and the cutting way of Gear Shaping owing to cut tooth to pieces; The cutting tool state that causes so designing is not good, and working (machining) efficiency is low, has shortened lathe and cutter life; The range of work is restricted, and machining accuracy is affected.
Summary of the invention
The purpose of this invention is to provide a kind of roller gear bilateral sword and cut the serrated knife tool to pieces; This cutter has in process and cuts the Tool in Cutting angle that tooth processing adapts to pieces; Optimizable cutting state forms good cutting precision and surface quality, reaches high working (machining) efficiency.
Realize that the technical scheme that the foregoing invention purpose proposes is: roller gear bilateral sword is cut the serrated knife tool to pieces and is comprised the cutter tooth dish; The cutter tooth dish is provided with one and encloses the cutter tooth that has conjugate tooth profile with the workpiece gear teeth; The normal module that roller gear bilateral sword is cut serrated knife to pieces is identical with the normal module of workpiece, and cutter tooth comprises anterior angle γ, tooth top relief angle α
e, side edge relief angle α
c, helical angles etc. also have side edge anterior angle γ on each cutter tooth
Sc, said side edge anterior angle γ
ScBe: by crossing 1 y on the cutter tooth side edge
1And with the cutter tooth dish on cross y
1The circle of point is tangent, is parallel to the plane M of cutter tooth disk axis simultaneously
1-M
1Intersection y with the cutter tooth rake face
1g
1With the angle of cut of cutter tooth normal plane s-s, the pairing side edge anterior angle of both sides toothed surface γ on each cutter tooth
ScIncline direction is opposite, all is to cutter tooth center line and cutter hub tilt from the cutter tooth side edge; The bilateral sword is cut the side edge anterior angle γ of difference on the same cutter tooth side edge of serrated knife to pieces
ScBe inequality, therefore, set with the side edge anterior angle γ on the cutter tooth dish reference circle
ScBe canonical parameter.
The number range of described side edge anterior angle γ sc is at 0.3 °-15 °
The bilateral sword is cut serrated knife to pieces can have the cutter tooth tooth top anterior angle γ that is different from anterior angle γ
e, cutter tooth tooth top anterior angle γ
eBe by crossing 1 y on the sword of cutter tooth top, be parallel to cutter tooth rake face center line o-o and perpendicular to the tangent line yi at y point place and the angle of cut of cutter tooth dish normal plane s-s on the arc intersection yg of top sword rake face on the plane M-M of cutter tooth dish normal plane s-s and the cutter tooth, γ
eGreater than anterior angle γ, span is 3 ° to 16 °.
This cutter adopts the inside and outside straight-tooth or the helical gear of generating machining cylindrical gear, in the process, when having interrupted or continuous radial feed, has continuous axial feed.Utilization bilateral sword is cut the serrated knife tool to pieces, can improve the cutting state of cutting tooth processing to pieces, owing to have side edge anterior angle γ
Sc, and cooperate suitable anterior angle γ, tooth top anterior angle γ
e, tooth top relief angle α
e, side edge relief angle α
c, helical angle etc.; Guarantee to cut to pieces the cutting anterior angle of cutting in the processing, optimized and cut the tooth cutting state to pieces, significantly reduced to cut to pieces the extruding composition in the tooth processing; Reduction is to the requirement of cutter material and lathe rigidity; Promote cutting precision and efficient, simplified the processing and manufacturing of cutter simultaneously, for the sharpening of cutting the serrated knife tool to pieces provides more convenient method.
Utilization bilateral sword is cut serrated knife to pieces; Carry out roller gear internal tooth, external tooth processing; Can solve the difficult problem of the inside and outside Gear Processing of inside and outside Gear Processing such as helical teeth processing, truck hub reduction mechanism in the automatic gearbox planet circular system tooth cover, engineering truck; Substitute and to draw tooth and gear shaping, gear hobbing, shaving technology, increase substantially efficient, reduce cost, reduce environmental pollution, the while also can exert far reaching influence for the gear machine manufacturing industry; Say in a sense, with changing the intrinsic understanding of industry Gear Processing technology and machining tool.
Further specify technical scheme of the present invention below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is a cutter structure sketch map of the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is that the K of Fig. 1 is to rotation side edge clearance angle and tooth top anterior angle sketch map.
Fig. 4 is that the K of Fig. 1 is to rotation side angle of cutting edge sketch map.
Fig. 5 is the processing situation sketch map of cutter of the present invention.
Fig. 6 is the cutting principle sketch map of cutter of the present invention
The specific embodiment
See Fig. 1 to Fig. 5; The profile of cutter of the present invention is similar to pinion cutter (referring to Fig. 1); Comprise cutter tooth dish 1, cutter tooth dish 1 is provided with one and encloses the cutter tooth 2 that has conjugate tooth profile with the workpiece gear teeth, and the normal module that roller gear bilateral sword is cut serrated knife to pieces is identical with the normal module of workpiece; Each cutter tooth 2 must have the angle that adapts with cutting state, so each cutter tooth 2 all has anterior angle γ, tooth top relief angle α
e, side edge relief angle α
c(referring to Fig. 1, Fig. 3, r among Fig. 3
B0Be base radius, α is a pressure angle, and r is a reference radius, N-N be cutter tooth side edge and reference circle intersection point k and with the tangent cutting plane that is parallel to the cutter tooth disk axis simultaneously of basic circle), spiral angle of graduated circle etc.; Also has side edge anterior angle γ on each cutter tooth 2
Sc, said side edge anterior angle γ
ScBe by crossing 1 y on the cutter tooth side edge
1(y
2) and with the cutter tooth dish on cross y
1(y
2) circle of point is tangent, is parallel to the plane M of cutter tooth disk axis simultaneously
1-M
1(M
2-M
2) with the intersection y of cutter tooth rake face
1g
1(y
2g
2) with the angle of cut of cutter tooth normal plane s-s.As shown in Figure 4, sword corresponding side edge anterior angle in cutter tooth left side is used γ
Sc1Expression, the side edge anterior angle that cutter tooth right side sword is corresponding is used γ
Sc2Expression.The pairing side edge anterior angle of both sides toothed surface γ on each cutter tooth
Sc1And γ
Sc2Incline direction is opposite, all is to cutter tooth center line and cutter hub tilt from the cutter tooth side edge; The side edge anterior angle γ of cutter tooth
ScNumber range at 0.3 °-15 °; Each cutter tooth has tooth top anterior angle γ
e, γ
eBe by crossing 1 y on the sword of cutter tooth top; The angle of cut of tangent line yi and cutter tooth dish normal plane s-s that is parallel to cutter tooth rake face center line o-o and goes up y point place perpendicular to the arc intersection yg of top sword rake face on the plane M-M of cutter tooth dish normal plane s-s and the cutter tooth is (referring to Fig. 3; R is the arc radius of top sword rake face among the figure), γ
eGreater than anterior angle γ, γ
eSpan be 3 ° to 16 °.
The processing mode of cutter of the present invention is as shown in Figure 5, by three shifting axles: x axle, y axle, z axle, a pivot angle axle B axle, two rotating shaft work spindles 6 are formed with cutter spindle 4.Workpiece 5 is cut serrated knife tool 3 to pieces with roller gear bilateral sword and is rotated simultaneously, and workpiece 5 is n with the rotating speed of its main shaft 6
1, cutter 3 is n with the rotating speed of its main shaft 4
2, cutter 3 is equivalent to one and workpiece 5 meshed gears.Add the rotation of man-hour through the B axle; Make the axis of work spindle 6 and the axis relative tilt of cutter spindle 4; Form crossed axis angle θ, decide according to workpiece spiral angle of graduated circle and cutter spiral angle of graduated circle at this θ angle, and purpose is that the teeth directional of workpiece and cutter is consistent; Satisfy the driven off by shaft primary condition of intersection, the cutter spiral angle of graduated circle is then cut serrated knife designing requirement and Workpiece structure and parameter to pieces according to the bilateral sword and is confirmed.The cutter tooth of cutter 3 is designed to and workpiece profile of tooth conjugation shape.Rotation speed n
2By n
1After drawing the rotating speed that meets meshed transmission gear with the Tooth Number Calculation of workpiece 5 and cutter 3, revise with the additional angle that Z axle axial feed velocity and crossed axis angle θ cause, radial feed is accomplished by the x axle.Workpiece 5 and cutter 3 form the stretching cutting motion in the engagement rotation process.
The cutting principle of cutter of the present invention is as shown in Figure 6, and the 7th, a flank of workpiece, the 8th, a flank of cutter, w
1-w
1Be axis of workpiece, s-s is the normal plane of cutter tooth dish, workpiece spindle w
1-w
1With cutter shaft c
1-c
1Crossed axis angle θ.In working angles, because workpiece spindle w
1-w
1With cutter c
1-c
1Exist crossed axis angle θ between the axle; Cutter flank and workpiece flank will produce relatively and slide, and the relative displacement that this slip produces can realize cutting to pieces cutting; Simultaneously because the gear motion of two teeth; Two tooth flank profils will be separated gradually, also on flank profil waits to excise the end face of surplus, produce the effect of cutting of cutting to pieces, and angle η then is owing to cut to pieces and cut motion with axial feed and in metal surface to be cut formation.The cutting force of cutter tooth cutting point y is F, and it can resolve into two component F
1And F
2, these two component are promptly cut to pieces corresponding to two of last surface analysis and are cut motion.Side edge anterior angle γ
Sc, guaranteed to cut to pieces the cutting anterior angle of cutting in the processing, optimized and cut the tooth cutting state to pieces, significantly reduced to cut the extruding composition in the tooth processing to pieces, cooperate suitable anterior angle γ, tooth top anterior angle γ
e, tooth top relief angle α
e, side edge relief angle α
c, the cutter helical angle can obviously promote the product precision, reduces the requirement to cutter material and lathe rigidity, promotes stock-removing efficiency, has simplified the processing and manufacturing of cutter simultaneously, for the sharpening of cutting the serrated knife tool to pieces provides more convenient method.
Below through the external tooth processing instance principle of the present invention is described further.
Select a certain outer oblique gear to be processed as instantiation, the workpiece parameter is seen table 1:
Table 1
| The number of teeth | Normal module | Normal pressure angle | The teeth directional helical angle | Rotation direction | Modification coefficient | The facewidth |
| Z | m n | α n | β | x / | B | |
| 33 | 1.5 | 20° | 10° | Right | 0.0 | 10 |
Carry out the bilateral sword according to product parameters and structure and cut serrated knife tool CALCULATION OF PARAMETERS and selection to pieces, see table 2:
1, target product is interior helical teeth, cuts the serrated knife design principle to pieces according to single face, selects the cutter of 40 teeth for use.
2, the spiral angle of graduated circle of target product is 10 °, the convenient manufacturing under the prerequisite that satisfies product processing, and the spiral angle of graduated circle of cutter is elected 0 ° as.
3, modification coefficient elects 0.2 as.
4, according to side edge anterior angle computational methods, calculating the side edge anterior angle is 4 ° 46 ' 9 ".
5, the tooth top anterior angle is 5 ° 55 ' 12 "
6, revised profile angle is 20 ° 3 ' 44 ".
7, tool precision grade: AA level.
Table 2
Lathe adjusting parameter:
Crossed axis angle: 10 °
Cutting stroke (Z axle axial feed total kilometres): 12mm
Workpiece spindle rotating speed: 2000rpm
Cutter shaft (following axle) rotating speed: 1650rpm
The workpiece spindle angle is additional: 4 ° 53 ' 54 " (the additional angle correction that Z axle axial feed and crossed axis angle θ cause)
Z axle (universal driving shaft) is to feed speed: 100mm/min
Essence is cut workpiece spindle rotating speed: 3000.0850rpm
Smoothing tool tool axle rotating speed: 2475rpm
Essence is cut axial feed velocity: 75mm/min
The actual cut time: 36.60S
Utilize cutter of the present invention to be applied to cut to pieces tooth processing, the inside and outside accuracy of gear of processing can reach 6 class precisions, and working (machining) efficiency is apparently higher than present numerical control gear hobbing processing, and DRY CUTTING does not have cooling fuel consumption and pollution.
Claims (4)
1. a roller gear bilateral sword is cut the serrated knife tool to pieces; Comprise the cutter tooth dish; The cutter tooth dish is provided with one and encloses the cutter tooth that has conjugate tooth profile with the workpiece gear teeth, and the normal module that roller gear bilateral sword is cut serrated knife to pieces is identical with the normal module of workpiece, and cutter tooth comprises anterior angle γ, tooth top relief angle α
e, side edge relief angle α
c, helical angle is characterized in that also having side edge anterior angle γ on each cutter tooth
Sc, said side edge anterior angle γ
ScBe: by crossing 1 y on the cutter tooth side edge
1And with the cutter tooth dish on cross y
1The circle of point is tangent, is parallel to the plane M of cutter tooth disk axis simultaneously
1-M
1Intersection y with the cutter tooth rake face
1g
1With the angle of cut of cutter tooth normal plane s-s, the pairing side edge anterior angle of both sides toothed surface γ on each cutter tooth
ScIncline direction is opposite, all is to cutter tooth center line and cutter hub tilt from the cutter tooth side edge.
2. roller gear bilateral sword according to claim 1 is cut the serrated knife tool to pieces, it is characterized in that described side edge anterior angle γ
ScNumber range at 0.3 °-15 °.
3. roller gear bilateral sword according to claim 1 and 2 is cut the serrated knife tool to pieces, it is characterized in that the bilateral sword cuts serrated knife to pieces and have the cutter tooth tooth top anterior angle γ that is different from anterior angle γ
e, cutter tooth tooth top anterior angle γ
eBe by crossing 1 y on the sword of cutter tooth top, be parallel to cutter tooth rake face center line o-o and perpendicular to the tangent line yi at y point place and the angle of cut of cutter tooth dish normal plane s-s on the arc intersection yg of top sword rake face on the plane M-M of cutter tooth dish normal plane s-s and the cutter tooth.
4. roller gear bilateral sword according to claim 3 is cut the serrated knife tool to pieces, it is characterized in that tooth top anterior angle γ
eGreater than anterior angle γ, span is 3 ° to 16 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105053543A CN102441712A (en) | 2010-10-13 | 2010-10-13 | Double-side edge tooth cutting tool for cylindrical gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105053543A CN102441712A (en) | 2010-10-13 | 2010-10-13 | Double-side edge tooth cutting tool for cylindrical gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102441712A true CN102441712A (en) | 2012-05-09 |
Family
ID=46004919
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105053543A Pending CN102441712A (en) | 2010-10-13 | 2010-10-13 | Double-side edge tooth cutting tool for cylindrical gear |
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| Country | Link |
|---|---|
| CN (1) | CN102441712A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028788A (en) * | 2012-12-28 | 2013-04-10 | 天津大学 | Designing method of straight-tooth slicing cutter without theoretical tooth profile error |
| CN109262078A (en) * | 2017-07-17 | 2019-01-25 | 昆山光腾智能机械有限公司 | Process the skiving cutter and processing method of speed reducer pin wheel housing internal tooth |
| CN110238458A (en) * | 2018-03-09 | 2019-09-17 | 宁波方太厨具有限公司 | Deburring scraper device |
| CN111558748A (en) * | 2020-04-24 | 2020-08-21 | 河南科技大学 | Machining device and machining method for gear |
| CN112122714A (en) * | 2020-10-14 | 2020-12-25 | 天津大学 | Flying tool for machining curved face gear and its machining method |
| CN113145943A (en) * | 2020-12-31 | 2021-07-23 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Design method of equal-front-angle tooth cutting knife for machining cycloid wheel |
| CN113333869A (en) * | 2021-04-30 | 2021-09-03 | 内蒙古民族大学 | Resolution method for meshing line contact conjugate surface in involute spiral surface and curved surface tooth cutting tool |
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| SU1355388A1 (en) * | 1984-12-04 | 1987-11-30 | Предприятие П/Я В-2869 | Method of producing gear-shaping cutters |
| US5205678A (en) * | 1992-08-27 | 1993-04-27 | Bucyrus-Erie Company | Gear cutting tool |
| CN2138537Y (en) * | 1992-09-12 | 1993-07-21 | 张铁城 | Gear cutter for round arc inner gear |
| CN2206172Y (en) * | 1994-07-14 | 1995-08-30 | 西南交通大学 | Double conic front tool face pinion shaped cutter |
| RU2068755C1 (en) * | 1993-06-22 | 1996-11-10 | Институт материаловедения Дальневосточного отделения РАН | Gear cutter for cutting gear wheels |
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2010
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1355388A1 (en) * | 1984-12-04 | 1987-11-30 | Предприятие П/Я В-2869 | Method of producing gear-shaping cutters |
| US4629377A (en) * | 1985-07-30 | 1986-12-16 | Fellows Corporation | Disposable disk cutter |
| US5205678A (en) * | 1992-08-27 | 1993-04-27 | Bucyrus-Erie Company | Gear cutting tool |
| CN2138537Y (en) * | 1992-09-12 | 1993-07-21 | 张铁城 | Gear cutter for round arc inner gear |
| RU2068755C1 (en) * | 1993-06-22 | 1996-11-10 | Институт материаловедения Дальневосточного отделения РАН | Gear cutter for cutting gear wheels |
| CN2206172Y (en) * | 1994-07-14 | 1995-08-30 | 西南交通大学 | Double conic front tool face pinion shaped cutter |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028788A (en) * | 2012-12-28 | 2013-04-10 | 天津大学 | Designing method of straight-tooth slicing cutter without theoretical tooth profile error |
| CN109262078A (en) * | 2017-07-17 | 2019-01-25 | 昆山光腾智能机械有限公司 | Process the skiving cutter and processing method of speed reducer pin wheel housing internal tooth |
| CN110238458A (en) * | 2018-03-09 | 2019-09-17 | 宁波方太厨具有限公司 | Deburring scraper device |
| CN110238458B (en) * | 2018-03-09 | 2020-10-27 | 宁波方太厨具有限公司 | Deburring scraper device |
| CN111558748A (en) * | 2020-04-24 | 2020-08-21 | 河南科技大学 | Machining device and machining method for gear |
| CN112122714A (en) * | 2020-10-14 | 2020-12-25 | 天津大学 | Flying tool for machining curved face gear and its machining method |
| CN112122714B (en) * | 2020-10-14 | 2023-01-31 | 天津大学 | Fly cutter for machining curve face gear and machining and using method thereof |
| CN113145943A (en) * | 2020-12-31 | 2021-07-23 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Design method of equal-front-angle tooth cutting knife for machining cycloid wheel |
| CN113145943B (en) * | 2020-12-31 | 2022-05-31 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Design method of equal-front-angle tooth cutting knife for machining cycloid wheel |
| CN113333869A (en) * | 2021-04-30 | 2021-09-03 | 内蒙古民族大学 | Resolution method for meshing line contact conjugate surface in involute spiral surface and curved surface tooth cutting tool |
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Application publication date: 20120509 |