CN101767285A - Mechanical main shaft type AC double-swinging-angle numerical control milling head - Google Patents
Mechanical main shaft type AC double-swinging-angle numerical control milling head Download PDFInfo
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- CN101767285A CN101767285A CN201010003311A CN201010003311A CN101767285A CN 101767285 A CN101767285 A CN 101767285A CN 201010003311 A CN201010003311 A CN 201010003311A CN 201010003311 A CN201010003311 A CN 201010003311A CN 101767285 A CN101767285 A CN 101767285A
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Abstract
The invention provides a mechanical main shaft type AC double-swinging-angle numerical control milling head, which comprises a slide pillow, a fork-shaped body and a main shaft unit, wherein the slide pillow is used for being connected on a machine tool slide plate, the fork-shaped body is connected with the slide pillow, and the main shaft unit is arranged at the top end of the fork-shaped body and is used for connecting a cutter tool. The invention is characterized in that a C shaft servo motor, a C shaft speed reducing unit and a main shaft transmission shaft are arranged in a cavity of the slide pillow, the C shaft speed reducing unit drives the fork-shaped body to rotate, a transmission structure between the C shaft speed reducing unit and the fork-shaped body is a gear pair, a main movement transmission box, an A shaft servo motor and an A shaft speed reducing are fixed in the fork-shaped body, the main movement transmission box is connected with the main shaft transmission shaft, the A shaft speed reducing box is connected with the output of the A shaft servo motor, and both the output of the main movement transmission box and the output of the A shaft speed reducing box are connected with the main shaft unit through the gear pair. The invention has the advantages that the structure of the milling head is compact, and the transmission torque of the main shaft is large. The mechanical main shaft type AC double-swinging-angle numerical control milling head is arranged on a five-shaft linkage numerical control machine tool, and can be widely used for high-precision and high-efficiency processing of various complicated curve surface parts.
Description
Technical field
The present invention relates to a kind of numerical control milling head, relate in particular to a kind of multi-shaft interlocked mechanical main shaft type AC double-swinging-angle numerical control milling head of realizing.
Background technology
The Digit Control Machine Tool of configuration AC double pendulum angle numerical control milling head can be realized five or multi-shaft interlocked function, satisfies efficient, the accurate processing request of complex curved surface parts.What the main shaft of existing AC double pendulum angle numerical control milling head mostly adopted is electric main shaft, the rotating speed height of main shaft, moment of torsion are little, only be suitable for the processing of high strength light materials such as aluminium alloy, titanium alloy, can not satisfy the processing of stainless steel parts such as spiral propeller of turbine blade, the shipbuilding industry of energy industry.
Summary of the invention
The present invention has overcome the shortcoming of above-mentioned technical problem, and a kind of mechanical main shaft type AC double-swinging-angle numerical control milling head that A axle and C axle dynamical system and transmission system and spindle drive are concentrated in together is provided.
For achieving the above object, the present invention has adopted following technical scheme:
Mechanical main shaft type AC double-swinging-angle numerical control milling head of the present invention, the fork-shaped body that comprise the ram that is used to be connected on the lathe slide plate, is connected with ram be arranged at fork-shaped body top and be connected the main axle unit of cutter, its special feature is: C axle servomotor is installed in the cavity of described ram, drives C axle deceleration unit and spindle drive axle that the fork-shaped body rotates, the drive mechanism between described C axle deceleration unit and the fork-shaped body is a gear pair; Be fixed with the A axle reduction box that the main motion transmission case that is connected with aforementioned spindle drive axle, A axle servomotor are connected with output with A axle servomotor in the described fork-shaped body, described main motion transmission case all is connected with main axle unit by gear pair with the output of A axle reduction box.The transmission system of the whole dynamical system of A axle and C axle, main shaft, all be arranged in the cavity that ram and fork-shaped body formed, the compact conformation of milling head has dwindled the volume of milling head, is easy to realize the accurate processing to workpiece more; Main shaft adopts the type of belt drive of machinery, and main-shaft torque is big, has improved the operating efficiency of milling head processing.
Mechanical main shaft type AC double-swinging-angle numerical control milling head of the present invention, the top of described fork-shaped body is fixedly connected with a turnbarrel that extend in the ram cavity, be fixed with conducting slip ring rotor and gas/liquid distributor rotor on this turnbarrel, be fixed with the conducting slip ring stator and the gas/liquid distributor stator that match with conducting slip ring rotor and gas/liquid distributor rotor respectively on the internal cavities of described ram.By being fixed on the rotor and the cooperation that is fixed on the stator in the ram cavity on the turnbarrel, realize electricity, liquid, gas are transported on the fork-shaped body that need rotate, be used to control hydraulic pressure gearshift, cooling water and the work of A axle servomotor, and taper hole cleaning when when milling head is worked, carrying out aeroseal and milling head tool changing.
Mechanical main shaft type AC double-swinging-angle numerical control milling head of the present invention, the deceleration form of described C axle deceleration unit and A axle reduction box are clearance elimination gear and slow down, and the gear pair between described C axle deceleration unit and the fork-shaped body is the clearance elimination gear pair.Adopt the compound mode of clearance elimination gear reduction box and clearance elimination gear pair, the transmission rigidity that raising can whole mechanical main shaft type AC double-swinging-angle numerical control milling head is easier to improve machining accuracy.
Mechanical main shaft type AC double-swinging-angle numerical control milling head of the present invention is fixed with the hydraulic pressure gearshift that control main motion transmission case is changed between top grade and low grade in the fork-shaped body.The hydraulic pressure gearshift has enlarged the permanent power range of speeds of main shaft, has improved the popularity that milling head is used.
Mechanical main shaft type AC double-swinging-angle numerical control milling head of the present invention, described fork-shaped body by axially-journal bearing is connected with ram.
Mechanical main shaft type AC double-swinging-angle numerical control milling head of the present invention, described spindle drive axle is connected with a main motion motor, and this main motion motor is fixed on the described ram and drives the main motion power transmission shaft by cog belt and rotates.
The invention has the beneficial effects as follows: the transmission system of the dynamical system of A axle, C axle and transmission system and main shaft is concentrated in together, compact conformation, make that the volume of milling head of the present invention is less and can realize the high pulling torque transmission of main shaft, improved machining accuracy and working (machining) efficiency; The main motion turning cylinder also can connect a high and low gearshift, has enlarged the permanent power range of speeds of main shaft by mechanical changeover; Be provided with electricity/liquid/gas distribution system, realize the forward and reverse continuous rotation of C axle.
Description of drawings
Fig. 1 is a right view of the present invention;
Fig. 2 is a front view of the present invention;
Fig. 3 is an operation principle structural representation of the present invention.
The 1AC Double swing head, 2 rams, 3 main motion motors, 4C axle servomotor, 5A axle servomotor, 6 cog belts, 7 main motion power transmission shafts, 8 main motion transmission cases, 9 cutters, 10 main axle units, 11C axle deceleration unit, 12A axle reduction box, 13 fork-shaped bodies, 14 hydraulic pressure gearshifts, 15 radial-axial bearings, 16 gas/liquids/electrical input, 17 gas/liquids/electric output, 18 turnbarrels, 19 conducting slip ring stators, 20 conducting slip ring rotors, 21 gas/liquid distributor stators, 22 gas/liquid distributor rotors.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing and embodiment.
As depicted in figs. 1 and 2, expressed overall structural representation of the present invention, comprise that one is slidingly fixed on the ram 2 on the Digit Control Machine Tool slide plate, the lower end of this ram 2 is provided with an AC Double swing head 1, AC Double swing head 1 comprises fork-shaped body 13 that is connected by connection bearing 15 with ram 2 and the main axle unit 10 that is arranged at fork-shaped body 13 tops, and a side of ram 2 is provided with the main motion motor 3 that drives 7 motions of main motion power transmission shaft.
As shown in Figure 3, shown main motion system comprises the main motion motor 3 that is arranged on ram 2 outer walls, be arranged at main motion power transmission shaft 7 in ram 2 cavitys, be arranged at the main motion transmission case 8 in fork-shaped body 13 cavitys, the hydraulic pressure gearshift 14 of control main motion transmission case 8, the output of shown transmission case is connected with rotating spindle on the main axle unit by the form of gear pair, rotate so that drive the cutter 9 be arranged on the main axle unit 10, hydraulic pressure gearshift 14 can realize that main motion changes between top gear and low or first gear; Shown in be provided with C axle drive system in ram 2 internal cavities, C axle drive system comprises C axle servomotor that is fixed on ram 2 inside and the C axle deceleration unit that is connected with this servomotor, this C axle deceleration unit is the clearance elimination gear deceleration unit, and the output of this C axle deceleration unit is connected on the fork-shaped body 13 by the form of clearance elimination gear pair, be used for driving fork-shaped body 13 and rotate forward or backwards, promptly carry out forward or backwards rotation round the Z axle of milling machine with respect to ram 2.The upper end of shown fork-shaped body 13 is fixed with a turnbarrel 18, this turnbarrel 18 extend in the cavity of ram 2, shown main motion power transmission shaft 7 is among turnbarrel 18 and stretch in the cavity of fork-shaped body 13, be set with conducting slip ring rotor 20 and gas/liquid distributor rotor 22 on the shown turnbarrel 18, when C axle drive systems AC Double swing head 1 (fork-shaped body 13) rotates, turnbarrel 18, conducting slip ring rotor 20 and gas/liquid distributor rotor 22 all can followed AC Double swing head 1 (fork-shaped body 13) and rotated, the periphery of shown conducting slip ring rotor 20 and gas/liquid distributor rotor 22 is respectively arranged with conducting slip ring stator 19 and gas/liquid distributor stator 21, conducting slip ring stator 19 and gas/liquid distributor stator 21 all are fixed in the inside of ram 2, by the cooperation between two pairs of rotors and the stator, make the AC Double swing head under the situation of rotating, also can carry out normal gas, the conveying of liquid and electricity makes milling head of the present invention realize the forward and reverse continuous rotation of C axle.
Also be provided with A axle drive system in the cavity of shown fork-shaped body 13, shown A axle drive system comprises A axle servomotor 5 and A shaft transmission case 12, this A shaft transmission case 12 is the clearance elimination gear transmission case, the output of A shaft transmission case 12 and main axle unit 10 are connected by gear pair, A axle drive system is used for the swing of drive shaft unit 10, promptly is used to drive the rotation of cutter around X-axis; Under main motion, and cooperate the controlled motion of A axle, C axle, also have the motion of X-axis, Y-axis and Z axle, thereby realize multi-shaft interlocked.
Claims (6)
1. mechanical main shaft type AC double-swinging-angle numerical control milling head, the fork-shaped body (13) that comprise the ram (2) that is used to be connected on the lathe slide plate, is connected with ram (2) be arranged at fork-shaped body (13) top and be connected the main axle unit (10) of cutter, it is characterized in that: C axle servomotor (4) is installed in the cavity of described ram (2), drives C axle deceleration unit (11) and spindle drive axle (7) that fork-shaped body (13) rotates, the drive mechanism between described C axle deceleration unit (11) and the fork-shaped body (13) is a gear pair; Be fixed with the A axle reduction box (12) that the main motion transmission case (8) that is connected with aforementioned spindle drive axle (7), A axle servomotor (5) are connected with output with A axle servomotor in the described fork-shaped body, the output of described main motion transmission case (8) and A axle reduction box (12) all is connected with main axle unit (10) by gear pair.
2. mechanical main shaft type AC double-swinging-angle numerical control milling head according to claim 1, it is characterized in that: the top of described fork-shaped body (13) is fixedly connected with a turnbarrel (18) that extend in ram (13) cavity, be fixed with conducting slip ring rotor (20) and gas/liquid distributor rotor (22) on this turnbarrel (18), be fixed with the conducting slip ring stator (20) and the gas/liquid distributor stator (22) that match with conducting slip ring rotor (20) and gas/liquid distributor rotor (22) respectively on the internal cavities of described ram.
3. mechanical main shaft type AC double-swinging-angle numerical control milling head according to claim 1 and 2, it is characterized in that: the deceleration form of described C axle deceleration unit (11) and A axle reduction box (12) is clearance elimination gear slows down, and the gear pair between described C axle deceleration unit (11) and the fork-shaped body (13) is the clearance elimination gear pair.
4. mechanical main shaft type AC double-swinging-angle numerical control milling head according to claim 1 and 2 is characterized in that: be fixed with the hydraulic pressure gearshift (14) that control main motion transmission case (8) is changed between top grade and low grade in the fork-shaped body (13).
5. mechanical main shaft type AC double-swinging-angle numerical control milling head according to claim 1 and 2 is characterized in that: described fork-shaped body (13) is connected with ram (2) by radial-axial bearing (15).
6. mechanical main shaft type AC double-swinging-angle numerical control milling head according to claim 1 and 2, it is characterized in that: described spindle drive axle (7) is connected with a main motion motor (3), and this main motion motor is fixed in described ram (2) and goes up and rotate by cog belt driving main motion power transmission shaft (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100033115A CN101767285B (en) | 2010-01-13 | 2010-01-13 | Mechanical main shaft type AC double-swinging-angle numerical control milling head |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010100033115A CN101767285B (en) | 2010-01-13 | 2010-01-13 | Mechanical main shaft type AC double-swinging-angle numerical control milling head |
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| CN101767285A true CN101767285A (en) | 2010-07-07 |
| CN101767285B CN101767285B (en) | 2011-06-08 |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102001011A (en) * | 2010-10-14 | 2011-04-06 | 莱芜市数控机床研究所 | Boring-milling head for gantry numerical control machine |
| CN102009219A (en) * | 2010-10-14 | 2011-04-13 | 沈阳机床（集团）设计研究院有限公司 | A-axis automatic switching type A/C axis double pivot angle numerical controlled universal milling head |
| CN102962682A (en) * | 2012-11-26 | 2013-03-13 | 桂林电子科技大学 | Precise-gear-transmission type A/C-axis double-swinging-angle numerical control milling head |
| CN104441080A (en) * | 2014-10-30 | 2015-03-25 | 青岛速霸数控设备有限公司 | Double-swing five-shaft head |
| 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 |
| CN108213136A (en) * | 2017-12-28 | 2018-06-29 | 齐齐哈尔二机床(集团)有限责任公司 | A kind of laser pivot angle head for five-axle linkage flexibility heat forming equipment |
| EP3409430A4 (en) * | 2016-03-15 | 2019-03-20 | Hirata Corporation | Work unit and work device |
| EP3623104A1 (en) * | 2018-09-12 | 2020-03-18 | FIDIA S.p.A. | C-axis unit for a machine tool with an electrospindle |
| CN111976352A (en) * | 2020-08-27 | 2020-11-24 | 诺伯特智能装备（山东）有限公司 | High-precision universal double-shaft head and working method thereof |
| CN112974946A (en) * | 2021-03-23 | 2021-06-18 | 重庆科技学院 | Horizontal bidirectional differential milling head capable of independently outputting |
| CN113134644A (en) * | 2020-12-09 | 2021-07-20 | 江苏开璇智能科技有限公司 | Triple harmonic drive AC shaft double-swing head |
| CN113909972A (en) * | 2021-10-25 | 2022-01-11 | 江苏恒力组合机床有限公司 | Built-in numerical control turning device |
| CN115673870A (en) * | 2022-11-14 | 2023-02-03 | 齐齐哈尔大学 | Device and method for detecting temperature rise of internal heating value of AC swing angle milling head of five-axis gantry milling machine |
-
2010
- 2010-01-13 CN CN2010100033115A patent/CN101767285B/en active Active
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009219A (en) * | 2010-10-14 | 2011-04-13 | 沈阳机床（集团）设计研究院有限公司 | A-axis automatic switching type A/C axis double pivot angle numerical controlled universal milling head |
| CN102001011A (en) * | 2010-10-14 | 2011-04-06 | 莱芜市数控机床研究所 | Boring-milling head for gantry numerical control machine |
| CN102962682A (en) * | 2012-11-26 | 2013-03-13 | 桂林电子科技大学 | Precise-gear-transmission type A/C-axis double-swinging-angle numerical control milling head |
| CN104441080A (en) * | 2014-10-30 | 2015-03-25 | 青岛速霸数控设备有限公司 | Double-swing five-shaft head |
| 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 |
| US11173596B2 (en) | 2016-03-15 | 2021-11-16 | Hirata Corporation | Working unit and working device |
| EP3409430A4 (en) * | 2016-03-15 | 2019-03-20 | Hirata Corporation | Work unit and work device |
| CN108213136A (en) * | 2017-12-28 | 2018-06-29 | 齐齐哈尔二机床(集团)有限责任公司 | A kind of laser pivot angle head for five-axle linkage flexibility heat forming equipment |
| EP3623104A1 (en) * | 2018-09-12 | 2020-03-18 | FIDIA S.p.A. | C-axis unit for a machine tool with an electrospindle |
| US11559863B2 (en) | 2018-09-12 | 2023-01-24 | Fidia S.P.A. | C-axis unit for a machine tool with high-speed cutting |
| CN111976352A (en) * | 2020-08-27 | 2020-11-24 | 诺伯特智能装备（山东）有限公司 | High-precision universal double-shaft head and working method thereof |
| CN111976352B (en) * | 2020-08-27 | 2022-02-11 | 诺伯特智能装备（山东）有限公司 | High-precision universal double-shaft head and working method thereof |
| CN113134644A (en) * | 2020-12-09 | 2021-07-20 | 江苏开璇智能科技有限公司 | Triple harmonic drive AC shaft double-swing head |
| CN112974946A (en) * | 2021-03-23 | 2021-06-18 | 重庆科技学院 | Horizontal bidirectional differential milling head capable of independently outputting |
| CN113909972A (en) * | 2021-10-25 | 2022-01-11 | 江苏恒力组合机床有限公司 | Built-in numerical control turning device |
| CN115673870A (en) * | 2022-11-14 | 2023-02-03 | 齐齐哈尔大学 | Device and method for detecting temperature rise of internal heating value of AC swing angle milling head of five-axis gantry milling machine |
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| Publication number | Publication date |
|---|---|
| CN101767285B (en) | 2011-06-08 |
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