CN103121167A - Torque motor direct drive type A/C shaft double oscillation angle numerical control mill head - Google Patents
Torque motor direct drive type A/C shaft double oscillation angle numerical control mill head Download PDFInfo
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- CN103121167A CN103121167A CN2013100291873A CN201310029187A CN103121167A CN 103121167 A CN103121167 A CN 103121167A CN 2013100291873 A CN2013100291873 A CN 2013100291873A CN 201310029187 A CN201310029187 A CN 201310029187A CN 103121167 A CN103121167 A CN 103121167A
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Abstract
The invention discloses a torque motor direct drive type A/C shaft double oscillation angle numerical control mill head. A spindle seat of the mill head is connected to the lower end of a vertical drive shaft, the upper end of the vertical drive shaft is arranged inside a machine ram, a motorized spindle is installed on the spindle seat through a horizontal rotating shaft, the vertical drive shaft is directly driven by a C shaft toque motor, and the horizontal rotating shaft is directly driven by an A shaft torque motor. According to the torque motor direct drive type A/C shaft double oscillation angle numerical control mill head, a mechanism rotating around a C shaft is arranged in the ram, a mechanism rotating around an A shaft is arranged in the spindle seat, the A shaft and the C shaft are both directly driven by torque motors, the transmission structure inside the mill head is simplified, size is greatly reduced, a whole structure is more reasonable and flexible, machine processing accuracy is improved, and a processing range is enlarged.
Description
One, technical field
The present invention relates to the lathe milling unit head, be specially a kind of torque motor direct-drive type A/C axle double-swinging angle numerical control milling head.
Two, background technology
The 5-shaft linkage numerical control lathe is as the key equipment of complex surface machining, and the demand in fields such as Aero-Space, automobile making, machinings day by day increases.A/C axle double pendulum angle milling head is as the Core Feature parts of 5-shaft linkage numerical control lathe, is the emphasis of each lathe producer research both at home and abroad always.the external mechanical type A/C of specialized factory axle double pendulum angle milling head technology is very ripe, torque motor direct-drive type A/C axle double-swinging angle numerical control milling head is little with its volume, precision is high, and become the trend of A/C axle double-swinging angle numerical control milling head development, also make great progress, and the domestic mechanical type A/C axle double pendulum angle milling head development that also is in, and main dependence on import, and the west Main Developed Countries carries out blockade on new techniques to China, for break-through skill blocks, improve the ability of the machine components processing of this country, therefore developing a kind of Practical economy torque motor direct-drive type A/C axle double pendulum angle milling head has great importance.
The shortcomings such as the A/C axle double pendulum angle milling head of at present domestic production exists kind of drive design unreasonable, and machining accuracy is low, and the milling head volume is very much not flexible have a strong impact on machining accuracy and the crudy of lathe.
Three, summary of the invention
For overcoming the deficiency of traditional design, the objective of the invention is to propose the torque motor direct-drive type A/C axle double-swinging angle numerical control milling head that a kind of volume is little, rotation is flexible, precision is high.
Can realize the torque motor direct-drive type A/C axle double-swinging angle numerical control milling head of above-mentioned purpose, comprise electric main shaft and spindle drum, difference is that described spindle drum is connected in the vertical drive shaft lower end, the epimere of described vertical drive shaft is placed in machine ram, described electric main shaft is installed on spindle drum by left and right horizontal rotating shaft, described vertical drive shaft directly is connected with C axle torque motor, and described horizontal rotating shaft directly is connected with A axle torque motor.
Described C axle torque motor is connected with vertical drive shaft is coaxial; Described A axle torque motor is with left or right horizontal rotating shaft is coaxial is connected.
Can find out from said structure, in the present invention, described spindle drum is that electric main shaft is directly to drive vertical drive shaft by C axle torque motor to realize around the rotation of C axle (perpendicular to the axle of horizontal plane) axis; It is directly to drive the realization of left or right horizontal rotating shaft by A axle torque motor that described electric main shaft swings up and down around A axle (perpendicular to the axle of vertical plane) axis.
The electricity main shaft can realize that around the rotation of C axle axis and the resultant motion that swings up and down around A axle axis up and down, processing of any locus, all around are universal milling head.
Advantage of the present invention: 1, in torque motor direct-drive type A/C axle double-swinging angle numerical control milling head of the present invention, the electricity main shaft is located in machine ram around the transmission mechanism that the C axle rotates, be located at respectively in spindle drum and machine ram around the transmission mechanism that the A axle swings, simplified the milling head internal structure, dwindled the milling head volume, the overall structure of milling head more is tending towards rationally, and more maneuverability moves.
2, the torque motor in the present invention directly drives the rotation of A, C axle, the transmission link in the middle of having saved, thus reduced the error brought due to transmission, improved the precision of milling head.
Four, description of drawings
Fig. 1 is the structural representation of one embodiment of the present invention.
Figure number sign: 1, electric main shaft; 2, electric spindle drum; 3, A axle right side torque motor stator; 4, A axle right side torque motor rotor; 5, A axle right side torque motor rotor support plate; 6, A axle right side brake; 7, A axle right side cylinder roller bearing; 8, encoder; 9, encoder cover cap; 10, A axle right side bearing baffle; 11, A axle right side brake support plate; 12, A axle axle bed; 13, A axle left side torque motor rotor support plate; 14, A axle left side torque motor stator; 15, A axle left side torque motor rotor; 16, A axle left side brake; 17, A axle left side cylinder roller bearing; 18, A axle left side bearing baffle; 19, A axle left side brake support plate; 20, the three-dimensional with encoder makes up cylindrical roller thrust bearing; 21, C axle torque motor stator lower bolster; 22, C axle torque motor rotor lower bolster; 23, C axle torque motor stator; 24, C axle torque motor rotor; 25, C shaft brake 26, lathe Z axis ram; 27C shaft brake support plate; 28, C axial cylindrical roller bearing; 29, C axial cylindrical roller bearing pressing plate; 30C axle top board.
Five, the specific embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is described further:
Torque motor direct-drive type A/C axle double-swinging angle numerical control milling head of the present invention mainly is made of electric main shaft 1, the left and right torque motor of A axle, A axle axle bed 12, C axle torque motor and lathe Z axis ram.The electric main shaft 1 of telling is placed in the cavity of electric spindle drum 2, and the axis body of electric main shaft 1 connects electric spindle drum 2, realizes horizontally rotating by the left and right torque motor of A axle.The range of work of the milling cutter of the electric main shaft 1 of telling is synthesized realization around rotation and the electric main shaft 1 of Z axis around the swing of X-axis axis by the Z axis axle, as shown in Figure 1.
The A axle axle bed 12 of telling realized by the C axle torque motor in lathe Z axis ram 26 around the rotation of Z axis axis.C axle torque motor stator 23 is placed in lathe Z axis ram 26 and is also fixing with it, and C axle torque motor stator lower bolster 21 connects firmly with C axle torque motor stator 23 use screws.C axle torque motor rotor lower bolster 22 connects firmly with C axle torque motor rotor 24 use screws, and C axle torque motor rotor lower bolster 22 is arranged on the shaft shoulder as shown in the figure of A axle axle bed 12.Three-dimensional combination cylindrical roller thrust bearing 20 is arranged on A axle axle bed 12 and lathe Z axis ram 26.C shaft brake 25 is arranged on C shaft brake support plate 27, and there is high-pressure oil pipe C shaft brake support plate 27 inside.C axial cylindrical roller bearing 28 is arranged between C shaft brake support plate 27 and A axle axle bed, and C axial cylindrical roller bearing pressing plate 29 is arranged on A axle axle bed 12, and compresses C axial cylindrical roller bearing 28.C axle top board 30 downwards and be arranged on C shaft brake support plate 27.C axle torque motor water composite cooling pipe is arranged in lathe Z axis ram 26.Their actings in conjunction are to realize the direct driving of C axle, as shown in Figure 1.
Shown in electric main shaft 1 directly drive realization around the rotation of X-axis by the left and right torque motor of being located at respectively A axle axle bed 12.A axle left side torque motor stator 14 is arranged in the cavity of A axle axle bed 12.A axle left side torque motor rotor 15 is connected with A axle left side torque motor rotor support plate 13 use screws, and on the left of the A axle, torque motor support plate 13 is arranged on the left side shaft shoulder of electric spindle drum 2.A axle left side brake 16 is arranged on A axle left side brake support plate 19, in A axle left side brake support plate 19, high-pressure oil pipe is arranged.A axle left side cylinder roller bearing 17 is arranged on the left side shaft shoulder of electric spindle drum 2, and compress with bearing baffle on the left of the A axle 18, A axle left side bearing baffle 18 use screws are arranged on A axle left side brake support plate 19, and A axle left side brake support plate 19 use screws are arranged on A axle axle bed 12.A axle right side torque motor stator 3 is arranged in the cavity of A axle axle bed 12.A axle right side torque motor rotor 4 is connected with A axle right side torque motor rotor support plate 5 use screws, and A axle right side torque motor rotor support plate 5 is arranged on the right side shaft shoulder of electric spindle drum 2.A axle right side brake 6 is arranged on A axle right side brake support plate 11, in A axle right side brake support plate 11, high-pressure oil pipe is arranged.A axle right side cylinder roller bearing 7 is arranged on the right side shaft shoulder of electric spindle drum 2, and compress with A axle right side bearing baffle 10, A axle right side bearing baffle 10 use screws are arranged on A axle right side brake support plate 5, and A axle right side brake support plate 5 use screws are arranged on A axle axle bed 12.The water composite cooling pipe that A axle left and right torque motor is arranged in A axle axle bed 12.Their actings in conjunction are to realize the direct driving of A axle, as shown in Figure 1.
Claims (5)
1. torque motor direct-drive type A/C axle double-swinging angle numerical control milling head, it is characterized in that: described A axle axle bed (12) is connected in C axle torque motor rotor (24), described C axle torque motor stator (23) is placed in lathe Z axis ram (26), C axle torque motor rotor (24) is arranged on C axle torque motor rotor lower bolster (22), and C axle torque motor rotor lower bolster (22) is upper to be connected with screw with A axle axle bed (12).
2. the three-dimensional combination cylindrical roller thrust bearing (20) with encoder is arranged between A axle axle bed (12) and basic Z axis ram (26), C shaft brake (25) is arranged on C shaft brake support plate (27), C axial cylindrical roller bearing is arranged between A axle axle bed (12) and C axial cylindrical roller bearing pressing plate, and C axle top board (30) is arranged on C shaft brake support plate.
3. described electric main shaft 1 is arranged in electric spindle drum 2, A axle left side torque motor rotor (15) is connected with screw with A axle left side torque motor rotor support plate (13), A axle left side torque motor rotor support plate (13) is arranged on the left side of electric spindle drum (2), A axle left side torque motor stator (14) is arranged in the cavity in A axle axle bed (12) left side, A axle left side brake (16) is arranged on A axle left side brake support plate (19), A axle left side brake support plate (19) is arranged on the left of A axle axle bed (12) with screw, A axle left side cylinder roller bearing (17) is arranged on the left side of electric spindle drum (2), and be connected with screw with A axle torque motor rotor support plate (5) with A axle left side bearing baffle (18) compression .A axle right side torque motor rotor (4), A axle right side torque motor rotor support plate (5) is arranged on the right side of electric main shaft axle bed (2), the torque motor stator (3) on A axle right side is arranged in the cavity on right side of A axle axle bed, A axle right side brake (6) is arranged on A axle right side brake support plate (11), A axle right side brake support plate (11) is arranged on A axle axle bed (12) right side with screw, A axle right side cylinder roller bearing (7) is arranged on the right side of electric spindle drum (2), and compressing with A axle right side bearing baffle (10). encoder (8) is arranged on A axle right side bearing baffle (10), encoder cover cap (9) is arranged on A axle right side brake support plate (11) with screw.
4. torque motor direct-drive type A/C axle double-swinging angle numerical control milling head according to claim 1, it is characterized in that: described C axle torque motor (23,24) adopts hydraulic braking, water cooling.
5. torque motor direct-drive type A/C axle double-swinging angle numerical control milling head according to claim, is characterized in that: the left and right torque motor of described A axle torque motor (3,4,14,15) employing hydraulic braking, water cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100291873A CN103121167A (en) | 2013-01-25 | 2013-01-25 | Torque motor direct drive type A/C shaft double oscillation angle numerical control mill head |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013100291873A CN103121167A (en) | 2013-01-25 | 2013-01-25 | Torque motor direct drive type A/C shaft double oscillation angle numerical control mill head |
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| CN103121167A true CN103121167A (en) | 2013-05-29 |
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| CN2013100291873A Pending CN103121167A (en) | 2013-01-25 | 2013-01-25 | Torque motor direct drive type A/C shaft double oscillation angle numerical control mill head |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103567469A (en) * | 2013-11-14 | 2014-02-12 | 天津第一机床总厂 | Machine tool spindle device of numerically-controlled gear milling machine for spiral bevel gear |
| CN104191299A (en) * | 2014-08-26 | 2014-12-10 | 江西佳时特数控技术有限公司 | Bi-rotary milling head directly driven by torque motors |
| CN104493277A (en) * | 2014-12-18 | 2015-04-08 | 济南二机床集团有限公司 | Electric spindle type torque motor driven A/C double tilt angle numerical control universal milling head |
| CN106078306A (en) * | 2016-08-22 | 2016-11-09 | 孟申机械工厂股份有限公司 | Five-axis robot head unit |
| TWI581896B (en) * | 2016-10-05 | 2017-05-11 | She Hong Industrial Co Ltd | Five-axis machining machine with C-axis rotary tubing fixing mechanism |
| CN107363605A (en) * | 2017-07-28 | 2017-11-21 | 上海诺倬力机电科技有限公司 | Main shaft Z-direction adjusting part |
| CN107378563A (en) * | 2017-09-08 | 2017-11-24 | 南京宁庆数控机床制造有限公司 | A kind of digital controlled rotary angle clip |
| CN107971547A (en) * | 2017-11-18 | 2018-05-01 | 北京科技大学 | Split type horizontal-vertical double-purpose numerical control swings milling head |
| CN108500706A (en) * | 2018-04-08 | 2018-09-07 | 沈阳广达科技发展有限公司 | A kind of bilateral V shape precision five-axis head power plant |
| CN110153448A (en) * | 2019-05-30 | 2019-08-23 | 上海诺倬力机电科技有限公司 | Double-arm five shaft head structure |
| CN111168412A (en) * | 2020-01-13 | 2020-05-19 | 西安交通大学 | Swing head structure directly driven by arc-shaped motor |
| CN115657597A (en) * | 2022-12-15 | 2023-01-31 | 山东省机械设计研究院 | AC main shaft head of numerical control machine tool and control method |
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| CN102069409A (en) * | 2010-11-12 | 2011-05-25 | 中捷机床有限公司 | Double-swing cutter head driven by alternating-current permanent-magnet synchronous inner rotor torque motor |
| CN102091947A (en) * | 2010-12-28 | 2011-06-15 | 齐齐哈尔二机床(集团)有限责任公司 | Accessory type double pendulum angle milling head driven by alternating-current permanent-magnet synchronous inner rotor torque motor |
| DE102010037737A1 (en) * | 2010-09-23 | 2012-03-29 | F. Zimmermann Gmbh | Rotating head i.e. milling head, for controlled positioning of portal milling machine spindle during e.g. model construction in automobile industry, has input elements coupled with motors, and gear output element coupled with spindle device |
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| CN101511527A (en) * | 2006-09-14 | 2009-08-19 | 津田驹工业株式会社 | Working head for machine tool |
| US7293340B1 (en) * | 2006-12-15 | 2007-11-13 | Roundtop Machinery Industries Co., Ltd | Direct drive spindle, machining center and methods of fabricating the same |
| WO2009034030A2 (en) * | 2007-09-14 | 2009-03-19 | Technai Team S.R.L. | Direct drive two rotary axis spindle head |
| DE102010037737A1 (en) * | 2010-09-23 | 2012-03-29 | F. Zimmermann Gmbh | Rotating head i.e. milling head, for controlled positioning of portal milling machine spindle during e.g. model construction in automobile industry, has input elements coupled with motors, and gear output element coupled with spindle device |
| CN102069409A (en) * | 2010-11-12 | 2011-05-25 | 中捷机床有限公司 | Double-swing cutter head driven by alternating-current permanent-magnet synchronous inner rotor torque motor |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103567469A (en) * | 2013-11-14 | 2014-02-12 | 天津第一机床总厂 | Machine tool spindle device of numerically-controlled gear milling machine for spiral bevel gear |
| CN103567469B (en) * | 2013-11-14 | 2016-04-13 | 天津第一机床总厂 | Milling machine of digital-control spiral conical gear tool spindle device |
| CN104191299A (en) * | 2014-08-26 | 2014-12-10 | 江西佳时特数控技术有限公司 | Bi-rotary milling head directly driven by torque motors |
| CN104493277A (en) * | 2014-12-18 | 2015-04-08 | 济南二机床集团有限公司 | Electric spindle type torque motor driven A/C double tilt angle numerical control universal milling head |
| CN106078306A (en) * | 2016-08-22 | 2016-11-09 | 孟申机械工厂股份有限公司 | Five-axis robot head unit |
| TWI581896B (en) * | 2016-10-05 | 2017-05-11 | She Hong Industrial Co Ltd | Five-axis machining machine with C-axis rotary tubing fixing mechanism |
| CN107363605A (en) * | 2017-07-28 | 2017-11-21 | 上海诺倬力机电科技有限公司 | Main shaft Z-direction adjusting part |
| CN107378563A (en) * | 2017-09-08 | 2017-11-24 | 南京宁庆数控机床制造有限公司 | A kind of digital controlled rotary angle clip |
| CN107971547A (en) * | 2017-11-18 | 2018-05-01 | 北京科技大学 | Split type horizontal-vertical double-purpose numerical control swings milling head |
| CN108500706A (en) * | 2018-04-08 | 2018-09-07 | 沈阳广达科技发展有限公司 | A kind of bilateral V shape precision five-axis head power plant |
| CN110153448A (en) * | 2019-05-30 | 2019-08-23 | 上海诺倬力机电科技有限公司 | Double-arm five shaft head structure |
| CN111168412A (en) * | 2020-01-13 | 2020-05-19 | 西安交通大学 | Swing head structure directly driven by arc-shaped motor |
| CN111168412B (en) * | 2020-01-13 | 2021-07-13 | 西安交通大学 | Swing head structure directly driven by arc-shaped motor |
| CN115657597A (en) * | 2022-12-15 | 2023-01-31 | 山东省机械设计研究院 | AC main shaft head of numerical control machine tool and control method |
| CN115657597B (en) * | 2022-12-15 | 2023-03-28 | 山东省机械设计研究院 | AC main shaft head of numerical control machine tool and control method |
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Application publication date: 20130529 |