CN102357678A - Machine tool and method for machining spiral bevel gear - Google Patents
Machine tool and method for machining spiral bevel gear Download PDFInfo
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- CN102357678A CN102357678A CN201110267024XA CN201110267024A CN102357678A CN 102357678 A CN102357678 A CN 102357678A CN 201110267024X A CN201110267024X A CN 201110267024XA CN 201110267024 A CN201110267024 A CN 201110267024A CN 102357678 A CN102357678 A CN 102357678A
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000003754 machining Methods 0.000 title claims abstract description 8
- 229910001651 emery Inorganic materials 0.000 claims description 18
- 239000000523 sample Substances 0.000 claims description 9
- 238000004299 exfoliation Methods 0.000 claims description 6
- 238000004590 computer program Methods 0.000 claims description 2
- 238000005520 cutting process Methods 0.000 abstract description 8
- 238000003801 milling Methods 0.000 abstract description 8
- 238000001514 detection method Methods 0.000 abstract description 3
- 206010006514 bruxism Diseases 0.000 abstract 1
- 238000009966 trimming Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The invention relates to numerical-control mechanical processing equipment and methods, in particular to a machine tool and a method for machining a spiral bevel gear. The machine tool is provided with a conveyer belt for automatically loading/unloading and a manipulator for loading/unloading the gear, thus, the full automation for machining the gear is realized. The machine tool has a simple structure and a small floor space, can be used for wet-cutting the spiral bevel gear, and can also be used for dry-cutting the spiral bevel gear; the machine tool can be used as a teeth-milling machine of the spiral bevel gear, and can also be used as a teeth-grinding machine of the spiral bevel gear; and the machine tool not only can carry out precision detection on machined gears, but also is provided with an automatic loading/unloading device.
Description
Technical field
The present invention relates to numerical control machine process equipment and method, specifically be meant the lathe and the method for processing spiral bevel gear.
Background technology
The principle of hypoid generating machine is as shown in Figure 1; Produce the shape wheel with the cage chair representative; Gear teeth on the shape wheel are produced in the formed cutting face representative of moving of cutter (cutterhead or emery wheel) cutting edge; Add and produce shape wheel and gear man-hour and make gear motion around axis revolution separately, cutter can process gear teeth on wheel blank.The shape of the tooth surface of spiral bevel gear depends on cutterhead and workpiece relative position at any one time; Suppose that workpiece is motionless; Cutterhead is definite fully by five parameters institutes of direction (two coordinates) of the position (three coordinates) at cutterhead center and cutter axis in the position in space; Therefore the Digit Control Machine Tool of all processing spiral bevel gears is formed by three linear axis and three turning cylinders, is adding the spiral bevel gear that the six-axle five-linkage that computerizeds control man-hour just can process various tooth systems.After the numerical control gear milling machine of first six-axle five-linkage occurring in 1989; The numerical control gear milling machine of producing in enormous quantities for automobile developed for two generations; The innovative point of the first generation is that bar structure complicated mechanical type lathe is improved to the six-axle five-linkage Digit Control Machine Tool; Numerical control gear milling machine can be processed the circle-arc tooth bevel gear, can process the tooth spiral bevel gear again, and its structure is as shown in Figure 2; The innovative point of the second generation is to do the cut spiral bevel gear, and is as shown in Figure 3.But these lathes all can not automatic loading/unloading, has influenced the production efficiency of Gear Processing.
Summary of the invention
The technical problem that the present invention will solve is; Deficiency to prior art; Design a kind of lathe and method of processing spiral bevel gear, not only be suitable for wet cutting and dried cutting, can process the circle-arc tooth bevel gear; Also can process overlikon spiral bevel gear, and can utilize the numerical control axle of lathe itself to carry out online detection and automatic loading/unloading.
For realizing above-mentioned purpose, the technical scheme that the present invention adopted is a kind of lathe of processing spiral bevel gear; Lathe bed is arranged; It is characterized in that the right left both sides and the rear side of lathe bed are respectively equipped with right wallboard, left wallboard and rear wall plate, right wallboard is parallel with left wallboard; The top of right wallboard and left wallboard is respectively equipped with X axis rail parallel to the ground, and the X axle slide unit that can move forward and backward at power drive lower edge X axis rail is housed on the X axis rail; The front side of X axle slide unit is respectively equipped with Y axis rail parallel to the ground and vertical with the X axis rail with upside, be equipped with on the Y axis rail can be in the power drive lower edge Y axle slide unit of Y axis rail move left and right; Z axle chute perpendicular to the ground is equipped with in the front side of Y axle slide unit, is provided with the Z axis rail in the Z axle chute, be equipped with on the Z axis rail can Z axle chute moves up and down in the power drive lower edge Z axle slide unit; Z axle slide unit is provided with the cutter spindle C axle perpendicular to ground, and the cutterhead or the emery wheel of Machining of Gear is housed on the C axle, and cutterhead or emery wheel can turn round around the C axle under power drive; Be provided with the gripper shoe that is parallel to right wallboard between left side wallboard and the right wallboard; And A-B axle combined unit is housed on right wallboard and gripper shoe; The centre of A-B axle combined unit is provided with work spindle A axle, and processed gear is housed on the A axle, and this gear can turn round around the A axle under power drive; A-B axle combined unit is provided with the gyroaxis B axle vertical with the A axle, and A-B axle combined unit can turn round around the B axle under power drive; Lathe bed is provided with the exfoliation groove between gripper shoe and right wallboard; The left side of Z axle slide unit is provided with guide rail; The manipulator that can under power drive, move up and down is housed on the guide rail; Be provided with conveyer belt between a left side wallboard and the gripper shoe, rear wall plate or left wallboard are provided with opening, conveyer belt through the opening of left wallboard or rear wall plate around to left wallboard the place ahead looping.
The right side of Z axle slide unit is provided with the probe perpendicular to the ground direction.
Corresponding exfoliation groove below, lathe bed right side is provided with the hole that can insert chip removal device.
Gripper shoe is provided with trimmer, and trimmer is provided with the gyroaxis D axle under dynamic action, and the direction of D axle is perpendicular to the ground, and emery wheel is equipped with on the trimmer top, with the end face trimming wheel of emery wheel.
Trimmer also can be arranged on the A-B axle combined unit; Trimmer is provided with the gyroaxis D under dynamic action; Emery wheel is equipped with on the trimmer top, and trimmer changes direction according to the revolution of B axle, with the inboard of emery wheel and the outside and the inboard of outside difference trimming wheel.
Perforate on the right wallboard of lathe bed can be adjusted the clamping device of workpiece through this hole.
The method of the said machine tooling spiral bevel gear of a kind of usefulness is characterized in that, this method comprises:
A. set up rectangular coordinate system in space; Being X-Y plane, being the Y-Z plane, being the Z-X plane through A axle axis of rotation and the plane vertical with Y axle axis of rotation through B axle axis of rotation and plane perpendicular to the ground through B axle axis of rotation and plane parallel to the ground; Their intersection point O is the initial point of lathe coordinate system; The coordinate of cutter spindle end face mid point O ' in this coordinate system is x, y, z, and the angle of A axis and X-Y plane is β, and the angle of revolution of workpiece is α;
B. according to formula:
sinβ＝-cp；
x＝O
MO
C·i-Lcosβ；
y＝O
MO
C·j；
z＝O
MO
C·k+Lsinβ+H；
Calculating produce shape wheel from the generate original position to the pairing x of generate end position, y, z, β; Computer program control cutterhead and workpiece are to the original position of generate; Control X, Y, Z, A, B five-axle linkage then and carry out the gear teeth that generating motion just can process workpiece; Cutterhead withdraws from then, workpiece calibration and the generate original position of getting back to second gear teeth, computer control X, Y, Z, A, second gear teeth of B five-axle linkage generate; So move in circles, up to processing all gear teeth;
In the said formula, c is the tool axis vector, and p is the axis of workpiece vector, O
MBe gear pair crosspoint, O
CBe cutter mid point, L=L
0+ A
d+ M
d, L wherein
0Be the lathe constant, A
dBe gear anchor clamps length, M
dBe the locating distance of gear, H is that cutter is high.
C. after gear (17) processes; The B axle is turned back to 90 ° position, and manipulator moves down into the operating position, robot alignment A axle is moved down and the gripping gear through X, Y, three Union Movements of Z; After being put into the gear that processes on the conveyer belt; Manipulator unclamps and moves, position of conveyer belt reach, and manipulator moves down and is installed in another workpiece that will process on the work spindle A axle.
D. repeat above-mentioned steps b and step c.
On the machining tool of mechanical type spiral bevel gear, with process center cutter O
CAnd be X '-Y ' plane perpendicular to the plane of cage chair axis, the inside axis of cage chair is a Z ' axle, can obtain tool axis c, axis of workpiece p and gear pair crosspoint O
MTo cutter mid point O
CVector expression be:
c＝[sin?i?sin(q-j)，-sin?i?cos(q-j)，-cos?i]
p＝(-cosγ
M，0，sinγ
M)
O
MO
C＝(Scosq-X
Pcosγ
M，Ssinq-E
P，X
BP+X
Psinγ
M)
Can see that by Fig. 8 the angle of tool axis c and axis of workpiece p is 90
n+ β, thus cp=cos (90+ β)=-sin β.Computing formula and the coordinate vector that can try to achieve the β angle thus are:
sinβ＝-cp
Can also see simultaneously
k＝-c
i＝j×k
Can also try to achieve the coordinate of cutter spindle center O ' in this coordinate system by Fig. 8:
x＝O
MO
C·i-Lcosβ
y＝O
MO
C·j
z＝O
MO
C·k+L?sin?β+H
L=L wherein
0+ A
d+ M
d, L
0Be the lathe constant, A
dBe gear anchor clamps length, M
dBe the locating distance of gear, H is the cutter height.As for the corner α of workpiece spindle, under normal consideration, should calculate according to following formula:
α＝R
a(Δq-cΔq
2-dΔq
3-eΔq
4-fΔq
5)
Also to consider the function f (β) that the effect of tilt mechanism is added.
To each cage chair corner q, all calculate and produce the shape wheel from generate original position q
0To the pairing x of generate end position, y, z, α, β.
Compared to the lathe of other processing spiral bevel gear, the present invention has following superiority:
1. this lathe is a vertical processing machine tool, and floor space is few;
2.B axle directly is fixed on the lathe bed good rigidly;
3. can realize dried cutting, chip removal is very convenient;
4. lathe has probe, can be used for the automatic surplus distribution and the accuracy of gear and measures;
5. the manipulator of lathe band conveyer belt and automatic loading/unloading has been realized the full automation of processing;
6. protection easily.
Description of drawings
Fig. 1 is the Machining Spiral Bevel Gear schematic diagram;
Fig. 2 is a first generation numerical control gear milling machine structure chart;
Fig. 3 is a second generation numerical control gear milling machine structure chart;
Fig. 4 is a numerical control gear milling machine structure chart according to the invention;
Fig. 5 is machine tool body structure figure among Fig. 4;
Fig. 6 is an A-B axle combined unit structure chart among Fig. 4;
Fig. 7 is a Z axle slide unit structure chart among Fig. 4;
Fig. 8 is the sketch map of setting up of Fig. 4 Digit Control Machine Tool coordinate system;
Fig. 9 is the detection sketch map of Fig. 4 middle gear precision;
Figure 10 is first kind of installation site of dresser;
Figure 11 is second kind of installation site of dresser.
The specific embodiment
Like Fig. 4-shown in Figure 6; A kind of lathe of processing spiral bevel gear; Lathe bed 1 is arranged, and the right left both sides of lathe bed 1 and rear side are respectively equipped with right wallboard 2, left wallboard 12 and rear wall plate 21, and right wallboard 2 is parallel with left wallboard 12; The top of right wallboard 2 and left wallboard 12 is respectively equipped with X axis rail 3 parallel to the ground, be equipped with on the X axis rail 3 can X axis rail 3 moves forward and backward in the power drive lower edge X axle slide unit 4; The front side of X axle slide unit 4 and upside are respectively equipped with Y axis rail 5 parallel to the ground and vertical with X axis rail 3, be equipped with on the Y axis rail 5 can be in the power drive lower edge Y axle slide unit 6 of Y axis rail 5 move left and right; Z axle chute 7 perpendicular to the ground is equipped with in the front side of Y axle slide unit 6, is provided with Z axis rail 9 in the Z axle chute 7, be equipped with on the Z axis rail 9 can Z axle chute 7 moves up and down in the power drive lower edge Z axle slide unit 8; Z axle slide unit 8 is provided with the cutter spindle C axle perpendicular to ground, and the cutterhead or the emery wheel 13 of Machining of Gear is housed on the C axle, and cutterhead or emery wheel 13 can turn round around the C axle under power drive; Be provided with the gripper shoe 14 that is parallel to right wallboard 2 between left side wallboard 12 and the right wallboard 2; And on right wallboard 2 and gripper shoe 14, A-B axle combined unit 16 is housed; The centre of A-B axle combined unit 16 is provided with work spindle A axle 161; Processed gear 17 is housed on the A axle 161, and this gear 17 can be around 161 revolutions of A axle under power drive; A-B axle combined unit 16 is provided with the gyroaxis B axle 162 vertical with A axle 161, and A-B axle combined unit 16 can be around 162 revolutions of B axle under power drive; Lathe bed is provided with exfoliation groove 101 between gripper shoe 14 and right wallboard 2; The left side of Z axle slide unit 8 is provided with guide rail 18; The manipulator 11 that can under power drive, move up and down is housed on the guide rail 18; Be provided with conveyer belt 15 between a left side wallboard 12 and the gripper shoe 14, rear wall plate 21 or left wallboard 12 are provided with opening, conveyer belt 15 through the opening of left wallboards 12 or rear wall plate 21 around to left wallboard 12 the place ahead loopings.
Corresponding exfoliation groove 101 belows, lathe bed 1 right side are provided with the hole 102 that can insert chip removal device, perforate on the right wallboard 2 of lathe bed 1.
Like Fig. 7 and shown in Figure 9, the right side of Z axle slide unit 8 is provided with the probe 10 perpendicular to the ground direction.
Shown in figure 10, gripper shoe is provided with trimmer 19, and trimmer 19 is provided with the gyroaxis D axle under dynamic action, and the direction of D axle is perpendicular to the ground, and emery wheel 20 is equipped with on trimmer 19 tops.
Shown in figure 11, A-B axle combined unit 16 is provided with trimmer 19, and trimmer 19 is provided with the gyroaxis D under dynamic action, and emery wheel 20 is equipped with on trimmer 19 tops, and trimmer 19 changes direction according to the revolution of B axle.
Said three line slideways and sliding drive mechanism adopt rolling guide and ball screw, and servomotor rotates servomotor through direct connection or deceleration device and passes to said ball screw, drives X axle slide unit 4, Y axle slide unit 6 and Z axle slide unit 8 and moves; The displacement of X axle, Y axle and Z axle is measured with the grating chi, closed-loop control; A axle and C axle adopt electric main shaft or torque motor directly to drive, and rotating accuracy is measured with the grating dish, closed-loop control; A-B axle combined unit 16 directly drives through worm gear or gear-box with servomotor around the revolution of B axle, and its corner is with high accuracy grating dish mensuration, closed-loop control.Accomplishing with cylinder up and down of three-jaw manipulator 11 and probe 10, the servomotor that moves through of conveyer belt drives.
The coordinate system of setting up as shown in Figure 8; During with end face mill teeth method (Face Milling) processing spiral bevel gear and curved tooth hypoid gear; The lathe adjusting parameter input lathe that can be earlier calculate according to the cutting calculation procedure, then with the numerical control program of lathe calculate X, Y, Z, A, B each from the original position of generate to end position each moment the position that should arrive.Manipulator 4 all is up to standby position with probe 10 during processing, the rotating speed that given cutterhead or emery wheel are suitable, and each runs to original position, and six-axle five-linkage carries out the gear teeth that generating motion just can process workpiece.Cutterhead or emery wheel 13 withdraw from then, workpiece calibration and the generate original position of getting back to second gear teeth, second gear teeth of five-axle linkage generate.So move in circles, up to processing all gear teeth.Cutterhead or emery wheel 13 shut down, and Workpiece clamping device unclamps, and manipulator 4 goes downwards to the operating position and opens three-jaw, and the gear that the moving handle through three of X, Y, Z processes unloads and is put back on the conveyer belt.Conveyer belt 15 station that advances, manipulator 4 pick up another gear to be processed 17 and are placed into anchor clamps and get on.Manipulator 4 is up to standby position, and probe 10 goes downwards to the operating position to carry out clamping after surplus is distributed to workpiece automatically.Lathe begins to process second gear.Gear grinding machines were also wanted trimming wheel before second gear of processing.
During with face Hobbing Method (Face Hobbing) processing overlikon spiral bevel gear and hypoid gear; Each lathe adjusting parameter input lathe on the adjustment card, then with the numerical control program of lathe calculate X, Y, Z, A, B each from the original position of generate to end position each moment the position that should arrive.Manipulator 4 all is up to standby position with probe 10 during processing.Each runs to original position during generate, and workpiece spindle and cutter shaft are turned round by the determined gearratio of cutter tooth group number of the workpiece number of teeth and hob plate continuously, and hobbing can process required gear continuously, and the centre does not need calibration.The intact back of Gear Processing cutterhead shuts down, and Workpiece clamping device unclamps, and manipulator 4 goes downwards to the operating position and opens three-jaw, and the gear that the moving handle through three of X, Y, Z processes unloads and is put back on the conveyer belt.Conveyer belt 15 station that advances, manipulator 4 pick up another gear to be processed 17 and are placed into anchor clamps and get on.Manipulator 4 is up to standby position, and probe 10 goes downwards to the operating position to carry out clamping after surplus is distributed to workpiece automatically.Lathe begins to process second gear.
Claims (7)
1. lathe of processing spiral bevel gear; Lathe bed (1) is arranged; It is characterized in that the right left both sides of lathe bed (1) and rear side are respectively equipped with right wallboard (2), left wallboard (12) and rear wall plate (21), right wallboard (2) is parallel with left wallboard (12); The top of right wallboard (2) and left wallboard (12) is respectively equipped with X axis rail (3) parallel to the ground, be equipped with on the X axis rail (3) can X axis rail (3) moves forward and backward in the power drive lower edge X axle slide unit (4); The front side of X axle slide unit (4) is respectively equipped with Y axis rail (5) parallel to the ground and vertical with X axis rail (3) with upside, be equipped with on the Y axis rail (5) can be in the power drive lower edge Y axle slide unit (6) of Y axis rail (5) move left and right; Z axle chute (7) perpendicular to the ground is equipped with in the front side of Y axle slide unit (6), is provided with Z axis rail (9) in the Z axle chute (7), be equipped with on the Z axis rail (9) can Z axle chute (7) moves up and down in the power drive lower edge Z axle slide unit (8); Z axle slide unit (8) is provided with the cutter spindle C axle perpendicular to ground, and the cutterhead or the emery wheel (13) of Machining of Gear is housed on the C axle, and cutterhead or emery wheel (13) can turn round around the C axle under power drive; Be provided with the gripper shoe (14) that is parallel to right wallboard (2) between left side wallboard (12) and the right wallboard (2); And on right wallboard (2) and gripper shoe (14), A-B axle combined unit (16) is housed; The centre of A-B axle combined unit (16) is provided with work spindle A axle (161); Processed gear (17) is housed on the A axle (161), and this gear (17) can turn round around A axle (161) under power drive; A-B axle combined unit (16) is provided with the gyroaxis B axle (162) vertical with A axle (161), and A-B axle combined unit (16) can turn round around B axle (162) under power drive; Lathe bed is provided with exfoliation groove (101) between gripper shoe (14) and right wallboard (2); The left side of Z axle slide unit (8) is provided with guide rail (18); The manipulator (11) that can under power drive, move up and down is housed on the guide rail (18); Be provided with conveyer belt (15) between a left side wallboard (12) and the gripper shoe (14), rear wall plate (21) or left wallboard (12) are provided with opening, conveyer belt (15) through the opening of left wallboard (12) or rear wall plate (21) around left wallboard (12) the place ahead looping extremely.
2. according to the said a kind of lathe of processing spiral bevel gear of claim 1, it is characterized in that the right side of Z axle slide unit (8) is provided with the probe (10) perpendicular to the ground direction.
3. according to the said a kind of lathe of processing spiral bevel gear of claim 1, it is characterized in that the corresponding exfoliation groove in lathe bed (1) right side (101) below is provided with the hole (102) that can insert chip removal device.
4. according to the said a kind of lathe of processing spiral bevel gear of claim 1; It is characterized in that gripper shoe is provided with trimmer (19), trimmer (19) is provided with the gyroaxis D axle under power drive; The direction of D axle is perpendicular to the ground, and emery wheel (20) is equipped with on trimmer (19) top.
5. according to the said a kind of lathe of processing spiral bevel gear of claim 1; It is characterized in that; A-B axle combined unit (16) is provided with trimmer (19); Trimmer (19) is provided with the gyroaxis D under power drive, and emery wheel (20) is equipped with on trimmer (19) top, and trimmer (19) changes direction according to the revolution of B axle.
6. according to the said a kind of lathe of processing spiral bevel gear of claim 1, it is characterized in that the right wallboard (2) of lathe bed (1) is gone up perforate.
7. the method according to the said machine tooling spiral bevel gear of claim 1 is characterized in that, this method comprises:
A. set up rectangular coordinate system in space; Being X-Y plane, being the Y-Z plane, being the Z-X plane through A axle axis of rotation and the plane vertical with Y axle axis of rotation through B axle axis of rotation and plane perpendicular to the ground through B axle axis of rotation and plane parallel to the ground; Their intersection point O is the initial point of lathe coordinate system; The coordinate of cutter spindle end face mid point O ' in this coordinate system is x, y, z, and the angle of A axis and X-Y plane is β, and the angle of revolution of workpiece is α;
B. according to formula:
sinβ＝-cp；
x＝O
MO
C·i-Lcosβ；
y＝O
MO
C·j；
z＝O
MO
C·k+Lsinβ+H；
Calculating produce shape wheel from the generate original position to the pairing x of generate end position, y, z, β; Computer program control cutterhead and workpiece are to the original position of generate; Control X, Y, Z, A, B five-axle linkage then and carry out the gear teeth that generating motion just can process workpiece; Cutterhead withdraws from then, workpiece calibration and the generate original position of getting back to second gear teeth, computer control X, Y, Z, A, second gear teeth of B five-axle linkage generate; So move in circles, up to processing all gear teeth;
In the said formula, c is the tool axis vector, and p is the axis of workpiece vector, O
MBe gear pair crosspoint, O
CBe cutter mid point, L=L
0+ A
d+ M
d, L wherein
0Be the lathe constant, A
dBe gear anchor clamps length, M
dBe the locating distance of gear, H is that cutter is high;
C. after gear (17) processes; The B axle is turned back to 90 ° position, and manipulator (11) moves down into the operating position, robot alignment A axle is moved down and gripping gear (12) through X, Y, three Union Movements of Z; After being put into the gear that processes (12) on the conveyer belt; Manipulator (11) unclamps and moves, position of conveyer belt reach, and manipulator (11) moves down and is installed in another workpiece that will process on the work spindle A axle.
D. repeat above-mentioned steps b and step c.
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|---|---|---|---|
| CN 201110267024 CN102357678B (en) | 2011-09-09 | 2011-09-09 | Machine tool and method for machining spiral bevel gear |
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|---|---|---|---|
| CN 201110267024 CN102357678B (en) | 2011-09-09 | 2011-09-09 | Machine tool and method for machining spiral bevel gear |
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| CN102873408A (en) * | 2012-10-24 | 2013-01-16 | 天津精诚机床股份有限公司 | Six-shaft helical bevel gear mill machining tool |
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| CN112872499A (en) * | 2020-12-21 | 2021-06-01 | 武汉理工大学 | Tooth surface modification method for face gear wheel teeth |
| CN113020719A (en) * | 2021-03-23 | 2021-06-25 | 莱芜泰隆齿轮有限公司 | Six-axis numerical control gear hobbing machine |
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| CN102848030B (en) * | 2012-08-29 | 2015-06-10 | 秦川机床工具集团股份公司 | Machine tool for machining helical bevel gear |
| CN102848030A (en) * | 2012-08-29 | 2013-01-02 | 陕西秦川机械发展股份有限公司 | Machine tool for machining helical bevel gear |
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| CN102873408A (en) * | 2012-10-24 | 2013-01-16 | 天津精诚机床股份有限公司 | Six-shaft helical bevel gear mill machining tool |
| CN103071868A (en) * | 2012-12-30 | 2013-05-01 | 广东工业大学 | Nut raceway electric machining process and machine tool |
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| CN104070333A (en) * | 2014-06-25 | 2014-10-01 | 河南平原光电有限公司 | Small-module straight bevel gear forming method numerical control machining process |
| CN106271473A (en) * | 2016-08-29 | 2017-01-04 | 南京金腾齿轮系统有限公司 | The processing method improving spiral bevel gear interchangeability |
| CN110340453A (en) * | 2019-07-01 | 2019-10-18 | 湖南中大创远数控装备有限公司 | A kind of numerical control gear milling machine |
| CN110340450A (en) * | 2019-07-01 | 2019-10-18 | 湖南中大创远数控装备有限公司 | A kind of numerically controlled tooth grinding machine |
| CN112872499A (en) * | 2020-12-21 | 2021-06-01 | 武汉理工大学 | Tooth surface modification method for face gear wheel teeth |
| CN112872499B (en) * | 2020-12-21 | 2023-09-05 | 武汉理工大学 | Tooth surface shaping method for face-tooth wheel gear |
| CN113020719A (en) * | 2021-03-23 | 2021-06-25 | 莱芜泰隆齿轮有限公司 | Six-axis numerical control gear hobbing machine |
| CN114309823A (en) * | 2022-01-26 | 2022-04-12 | 重庆联豪科技有限公司 | Turning and grinding center |
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