CN201940863U - Milling-head exchangeable direct-driven high-speed gantry five-axis machining center - Google Patents
Milling-head exchangeable direct-driven high-speed gantry five-axis machining center Download PDFInfo
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- CN201940863U CN201940863U CN2010206042950U CN201020604295U CN201940863U CN 201940863 U CN201940863 U CN 201940863U CN 2010206042950 U CN2010206042950 U CN 2010206042950U CN 201020604295 U CN201020604295 U CN 201020604295U CN 201940863 U CN201940863 U CN 201940863U
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Abstract
The utility model relates to the field of five-axis gantry machining center machine tool, particularly a milling-head exchangeable direct-driven high-speed gantry five-axis machining center, aiming to solve the problems of low precision in the prior art. Two linear guide rails are arranged on the left and right bridges respectively; a slide plate is slidingly cooperated with the guide rail on a crossbeam via a slide block, a ram and the slide plate are in a transmission cooperation via a double leading screw, the bottom of the ram is provided with an AC double-head, and a head bank is arranged at one side of a workbench; both ends of the crossbeam are respectively arranged on the left and right bridges via slide carriages; directly driven by a linear motor, the crossbeam is moved horizontally in the direction X of the five-axis machining center along the left and right bridges, the slide plate is moved horizontally in the direction Y of the five-axis machining center along the crossbeam, the ram is driven by the gravity center of the double motor in the direction Z of the five-axis machining center, and the ram is moved vertically in the direction of Y on the slide plate. The utility model has the advantages of stable running, stable performance, and being suitable for the precision machining of molds such as aviation, spaceflight, automobile etc.
Description
Technical field
The utility model relates to five gantry machining center machine tool field, is specially five machining centers in the commutative direct-drive type high speed of a kind of milling head gantry, is used for processing the mould manufacturing in Transparent Parts in Aviation mould and the auto industry specially.
Background technology
Five traditional gantry machining center lathes adopt tooth bar or lead screw transmission more, for the tooth bar transmission, have the big advantage of strength, but precision are low.And during lead screw transmission, screw imposes torsion to leading screw, can produce shaking phenomenon when leading screw length is long, thereby influences the shape and the dimensional accuracy of workpiece, and uses for a long time or when being subjected to foreign substance pollution, the precision that influences lathe easy to wear.
The utility model content
The purpose of this utility model is to provide a kind of five gantry machining centers of high speed that can exchange main tapping fast, solves problems such as the precision that exists in the prior art is low.
To achieve these goals, the technical solution of the utility model is:
Five machining centers in the commutative direct-drive type high speed of a kind of milling head gantry, five machining centers comprise workbench, left bridge, right bridge, the crossbeam, slide plate, ram, AC Double swing head, the Tou Ku that move on left bridge and right bridge, concrete structure is as follows:
Place two line slideways respectively on left side bridge, the right bridge, slide plate is slidingly matched by the guide rail on slide block and the crossbeam, and ram cooperates by the transmission of mariages thick stick with slide plate, and the AC Double swing head is installed in the ram bottom, and a storehouse is placed on workbench one side; The crossbeam two ends are installed on left bridge, the right bridge by slide respectively, the X of five machining centers, Y are to adopting linear electric motors directly to drive, crossbeam is made X to moving horizontally along left bridge, right bridge, slide plate is made Y to moving horizontally along crossbeam, the Z of five machining centers drives ram to the bi-motor center of gravity, and ram is made Z and moved to vertical on slide plate.
Five machining centers in the commutative direct-drive type high speed of described milling head gantry, left side bridge or right bridge top link to each other with crossbeam by slide, be connected with crossbeam above the slide, slide block is installed below the slide, line slideway is installed in left bridge or right bridge top, slide block and line slideway are and are slidingly matched, the linear electric motors just utmost point are positioned on the left bridge or right bridge of slide below, the relative side with left bridge or right bridge of slide is installed the linear electric motors time utmost point, the linear electric motors just utmost point are inferior extremely corresponding with linear electric motors, and the grating chi is installed in the left bridge or the right bridge outside.
Five machining centers in the commutative direct-drive type high speed of described milling head gantry, crossbeam adopts Welding Structure, and the inner X-shaped muscle of crossbeam arranges that the crossbeam outer shape is trapezoidal.
Five machining centers in the commutative direct-drive type high speed of described milling head gantry, it is elementary that crossbeam one side is provided with linear electric motors, and it is secondary that the corresponding side of slide plate and crossbeam is installed linear electric motors, and described linear electric motors are elementary secondary corresponding with linear electric motors; The crossbeam opposite side is provided with accumulator, and accumulator links to each other with balancing cylinder, and the top of slide plate has the muscle lattice, and balancing cylinder is installed in the muscle cell; Leading screw is installed on the slide plate, is positioned at the both sides of ram, and servomotor is installed in the slide plate top, cooperates with lead screw transmission by the Dual-motors Driving ram, and the grating chi is installed in the ram both sides.
Five machining centers in the commutative direct-drive type high speed of described milling head gantry, the corresponding side of slide plate and crossbeam is up and down the slide block installed surface, and slide block is installed on the slide plate both sides, and clamp is installed in the middle of the slide plate, and clamp is corresponding with the guide rail on the crossbeam.
Five machining centers in the commutative direct-drive type high speed of described milling head gantry, ram total length horizontal bar is equally spaced, and perpendicular muscle is symmetrically distributed, conllinear is arranged.
Five machining centers in the commutative direct-drive type high speed of described milling head gantry, eight in perpendicular muscle, perpendicular muscle c and perpendicular muscle g are at straight line, and perpendicular muscle b and perpendicular muscle e are at straight line, and two straight lines are vertical; Perpendicular muscle d and perpendicular muscle f are symmetrically distributed along perpendicular muscle e, and perpendicular muscle d, perpendicular muscle f are 50 ° with perpendicular muscle e respectively, and perpendicular muscle a and perpendicular muscle h are symmetrically distributed along perpendicular muscle b, and perpendicular muscle a, perpendicular muscle h and perpendicular muscle b are 50 °, and perpendicular muscle a and perpendicular muscle f are at straight line, and perpendicular muscle d and perpendicular muscle h are at straight line.
Five machining centers in the commutative direct-drive type high speed of described milling head gantry, the AC Double swing head comprises A axle and C axle two parts, the A axle is provided with electric main shaft, main spindle box, outer rotor torque motor, A axle box, the electricity main shaft main spindle box of packing into, main spindle box and torque motor outer rotor are connected on the A axle box that the torque motor stator is housed by bearing; The A axle is by end-toothed disc and C axle location, and end-toothed disc is connected with the C axle by the hydraulic pressure pulling claw; The C axle is provided with rotor, axle, C axle base, and the axle that upper and lower rotor is housed is connected with C axle base.
Five machining centers in the commutative direct-drive type high speed of described milling head gantry, the upper and lower rotor outside is installed outer wall and following outer wall respectively, and the upper motor rotor links to each other with following outer wall by bearing; The axle outside is the distribution oil ring inner ring, and the distribution oil ring outer ring is the part of last outer wall, and last outer wall is fixed on down on the outer wall, and the stator of torque motor is fixed on the outer wall.
Five machining centers in the commutative direct-drive type high speed of described milling head gantry, at A axle setting circle mast, the A axle is arranged in the storehouse by the setting circle mast, storehouse and positioning cylinder pole pair answer the position to be provided with the inclined-plane, location, the main axle cutter installing hole of A axle is a locating hole, copies handle of a knife to make locating shaft at a bottom of the reservior seat.
The beneficial effects of the utility model are:
1, the utility model is used for the five machining center lathes in thick, the accurately machined high speed of Transparent Parts in Aviation mould gantry, it is made up of workbench, left bridge, right bridge, crossbeam, slide plate, ram, AC Double swing head, Tou Ku, left and right sides tool magazine, it is fast to have response speed, the machining accuracy height, realize the characteristics of five Machining of Curved Surface, machining accuracy can reach 1～2um.The processing of the constructed of aluminium of virgin metal more than 90% is processed, is used for to the manufacturing and the complex parts in the aerospace industry that are mainly used in mould manufacturing, prototype manufacturing, large-scale punching block and cast iron mould in aviation and the auto industry, is the crucial process unit of high-tech areas such as Aeronautics and Astronautics, mould and locomotive.
2, the utility model dual linear motor directly drives crossbeam and moves on the bridge of the left and right sides, has eliminated transmission link, and it operates steadily, and stable performance is applicable to the Precision Machining of moulds such as Aeronautics and Astronautics, automobile.
3, the utility model Y-axis crossbeam uses linear electric motors directly to drive, and has utilized the attraction of linear electric motors primary and secondary interpolar, has reduced moment that guide rail bore and pressure, has reduced the frictional force of guideway, improves its rigidity and life-span.
4, the utility model has square hole in slide plate inside, and balancing cylinder is installed within it, has saved the space, makes the lathe overall structure more reasonable.
5, the utility model structure AC double pendulum head storehouse of simplifying utilizes inclined-plane and A axle handle of a knife location with creating, makes accurate positioning, and it is flexible to change head.
6, the utility model is by the double-pendulum milling head of the commutative A axle of the synchronous internal rotor torque motor driving of AC permanent-magnet, at X, adopt the linear electric motors actuation techniques on the Y both direction, in order to improve the response speed of lathe, alleviate the weight of lathe moving member under the prerequisite of assurance lathe rigidity as much as possible, break external monopolization aspect the AC Double swing head.
7, the utility model is gone up the trial of using linear electric motors at five machining centers in the high speed gantry that is used for the Transparent Parts in Aviation Mould Machining (lathe), and the attraction of having utilized linear electric motors primary and secondary interpolar to overcome is improved the stress of guideway.In addition, the utility model provides a kind of new balancing cylinder collocation method, has optimized the space of lathe slide plate ram and has arranged.
8, the utility model linear electric motors then directly drive load save in the middle of transmission link, control device is more accurate, moving beam is two drive aspect the control of linear electric motors also more superiority is arranged than traditional type of drive.
Description of drawings
Fig. 1 structural representation of the present utility model;
Fig. 2 workbench lower margin of the present utility model structure of mounting hole schematic diagram;
Fig. 3 bridge crossbeam of the present utility model is installed the drives structure schematic diagram;
Fig. 4 slide plate ram structure of the present utility model schematic diagram;
Fig. 5 (a)-Fig. 5 (b) band-type brake fundamental diagram of the present utility model; Wherein, Fig. 5 (a) is a front view; Fig. 5 (b) is a side view.
Fig. 6 and Fig. 7 balancing cylinder scheme of installation of the present utility model; Wherein, Fig. 6 is the slide plate schematic diagram; Fig. 7 is installed on the slide plate schematic diagram for balancing cylinder.
Fig. 8 ram cut-away view of the present utility model;
Fig. 9 AC Double swing head of the present utility model structure chart;
Of the present utility model storehouse three-dimensional structure diagram of Figure 10;
Of the present utility model storehouse of Figure 11 positioning principle figure.
Among the figure, 01 workbench; 02 left bridge; 03 right bridge; 04 crossbeam; 05 slide plate; 06 ram; The 07AC Double swing head; 08 storehouse; 09 tool magazine; 10 tool magazines; 11 digital control systems; 12 hydraulic bjuffers; 13 line slideways; 14 linear electric motors are elementary; 15 linear electric motors are secondary; 16 slide blocks; 17 grating chis; 18 slides; 19 linear electric motors are elementary; 20 linear electric motors are secondary; 21 leading screws; 22 servomotors; 23 grating chis; 24 drag chain supports; 25 hydraulic bjuffers; 26 drag chains; 27 balancing cylinders; 28 Hydraulic Stations; 29 slide blocks; 30 accumulators; 31 guide rails; 32 clamps; 33 rotors; 34 axles; 35 distribution oil rings; 36 times outer walls; 37C axle base; The 38A axle box; 39 torque motors; 40 main spindle boxes; 41 electric main shafts; 42 lower margin holes; 43 muscle; 44 muscle lattice; 45 horizontal bars; 46 end-toothed discs; 47 hydraulic pressure pulling claws; Outer wall on 48; 49 setting circle masts; Inclined-plane, 50 location; 51 main axle cutter installing holes; 52 locating shafts.
The specific embodiment
As shown in Figure 1, five machining centers of the present utility model comprise workbench 01, left bridge 02, right bridge 03, the crossbeam 04 that moves, slide plate 05, ram 06, AC Double swing head 07, a storehouse 08 etc. on left bridge 02 and right bridge 03, the X of five machining centers to, Y to adopting linear electric motors directly to drive, Z is to adopting the bi-motor center of gravity to drive ram, and its concrete structure is as follows:
Shown in Fig. 1,3,4, workbench 01 is fixed on the ground, fixes by anchor grouting.Lathe bed the right and left is two chip cleaners, and chip cleaner will be processed iron filings and pour connecing in the bits car of lathe back into.Place two line slideways 13 respectively on a left side bridge 02, the right bridge 03, it is elementary 14 that linear electric motors are installed in the middle of left bridge 02 or the right bridge 03, and left bridge 02, right bridge 03 adopt cast structure.Bridge 02 side, a left side is provided with the empty window of square, glass vision panel is installed observes the processing situation, and one of them window is installed tool magazine 09, and tool magazine 09 is installed on the guide rail, scalable tool changing, and tool magazine 09 can hold 32 cutters.Right bridge 03 side is provided with the empty window of square, glass vision panel is installed observes the processing situation, and one of them window is installed tool magazine 10, on tool magazine 10 mounting guide rails, and scalable tool changing, tool magazine 10 can hold 32 cutters.Two hydraulic bjuffers 12 are respectively installed in a left side bridge 02, right bridge 03 front and back, and before and after lathe moves to during extreme position, hydraulic bjuffer 12 plays brake and prevents that crossbeam 04 from deviating from the effect of bridge.Storehouse 08 is placed on workbench 01 1 sides (back), can realize the automatic exchange of A axle yaw easily, and digital control system 11 hangs and is installed on the right bridge 03 in lathe the place ahead, and is corresponding with workbench 01.
The middle lower margin screw mounting hole of workbench 01 arranges that as shown in Figure 2 lower margin hole 42 is arranged in the middle of the closed bead 43, compares the enabling capabilities that has improved lathe bed with traditional approach.
As shown in Figure 3, bridge crossbeam installation drives structure is as follows:
Bridge (left bridge 02 or right bridge 03) top links to each other with crossbeam 04 by slide 18, because slide 18 except that the gravity that bears the crossbeam movement parts, also bears the very strong attraction of linear electric motors primary and secondary inter-stage, for improving its ability to bear, the slide material uses 40Cr.Be connected with crossbeam 04 above the slide 18, slide block 16 is installed below the slide 18, line slideway 13 is installed in the bridge top, slide block 16 is with line slideway 13 and is slidingly matched, the linear electric motors just utmost point 14 are positioned on the bridge of slide 18 belows, the relative side with bridge of slide 18 is installed the linear electric motors time utmost point 15, the linear electric motors just utmost point 14 are corresponding with the linear electric motors time utmost point 15, crossbeam 04 moves forward and backward under linear electric motors drive, grating chi 17 is installed in the bridge outside, is used for measuring lathe X to run location and the accurately processing of control lathe.
Shown in Fig. 1,4,7, the slide plate ram structure is as follows:
Crossbeam 04 adopts Welding Structure, and for reduce inertia as far as possible, inner X-shaped muscle arranges that trapezoidal outer shape is with weight reduction.Crossbeam 04 1 side elevation mounting guide rails 31 slide plates 05 are slidingly matched by the guide rail 31 on slide block 29 and the crossbeam 04, and linear electric motors elementary 19 are positioned at the installed surface in the middle of crossbeam 04 1 sides.Crossbeam 04 opposite side is equipped with two accumulators 30, and accumulator 30 links to each other with balancing cylinder 27, for balancing cylinder 27 provides energy.
Shown in Fig. 4,5,6,7, the balancing cylinder mounting structure is as follows:
Design two square hole muscle lattice 44 in slide plate 05 end face centre position are used for installing balancing cylinder 27.Effectively utilize the cavity structure of welding slide plate, otherwise in the utility model lathe, just do not had the space to arrange balancing cylinder, and had to use big specification servomotor.
Balancing cylinder 27 vertically inserts in the square muscle lattice 44 of slide plate 05, slide plate 05 is up and down the slide block installed surface with crossbeam 04 a corresponding side, two slide blocks 29 are respectively installed on slide plate 05 both sides, the middle clamp 32 of installing, and clamp 32 is corresponding with the guide rail 31 on the crossbeam 04.Two cover grating chis 23 are installed in ram 06 both sides, grating chi 23 detect lathe Z to position and motion control.Clamp 32 produces the frictional force parking by the hydraulic control brake by clamping guide rail.
Shown in Fig. 5 (a)-Fig. 5 (b), the clamp operation principle, when lathe moved, clamp 32 unclamped; When needs slowed down or stop, clamp 32 clamped guide rail generation frictional force and comes the brake bed operating.Among the figure, KBHS represents clamp 32.
Ram 06 total length horizontal bar 45 is equally spaced, and perpendicular muscle is symmetrically distributed, conllinear is arranged, as shown in Figure 8:
Article eight, perpendicular muscle a, b, c, d, e, f, g, h, perpendicular muscle c and perpendicular muscle g are at straight line, and perpendicular muscle b and perpendicular muscle e are at straight line, and two straight lines are vertical.Perpendicular muscle d and perpendicular muscle f are symmetrically distributed along perpendicular muscle e, and perpendicular muscle d, perpendicular muscle f are 50 ° with perpendicular muscle e respectively, and perpendicular muscle a and perpendicular muscle h are symmetrically distributed along perpendicular muscle b, and perpendicular muscle a, perpendicular muscle h and perpendicular muscle b are 50 °, and perpendicular muscle a and perpendicular muscle f are at straight line, and perpendicular muscle d and perpendicular muscle h are at straight line.Though increased the welding difficulty of ram, make whole ram respectively to stressed symmetry, reduced the flexural deformation of ram under heavy load greatly.
AC Double swing head 07 structure as shown in Figure 9, the double-pendulum milling head of the commutative A axle that drives by the synchronous internal rotor torque motor of AC permanent-magnet, milling head is made up of A axle (I) and C axle (II) two parts.The primary structure of A axle (I) is made up of electric main shaft 41, main spindle box 40, outer rotor torque motor 39, A axle box 38, electricity main shaft 41 main spindle box 40 of packing into, main spindle box 40 and torque motor 39 outer rotors are connected on the A axle box 38 that the torque motor stator is housed by bearing.The A axle is by end-toothed disc 46 and C axle location, and end-toothed disc 46 is connected with the C axle by hydraulic pressure pulling claw 47, and hydraulic pressure pulling claw 47 is realized the exchange of A axle by hydraulic control.C axle (II) is united driving by two outer rotor torque motor, its primary structure is made up of rotor 33, axle 34, distribution oil ring 35, C axle base 37 etc., being equipped with up and down, the axle 34 of two AC permanent-magnet synchronous external rotor torque motor rotors 33 is connected with C axle base 37, upper and lower rotor 33 outsides are installed outer wall 48 and following outer wall 36 respectively, upper motor rotor 33 links to each other with following outer wall 36 by bearing and realizes that rotation drives, and can carry out greater than ± 360 ° of rotations.Axle 34 outsides are distribution oil ring 35 inner rings, and distribution oil ring 35 outer rings are the part of last outer wall 48, and last outer wall 48 is fixed on down on the outer wall 36, is fixture.By the sealing ring sealing, the stator of torque motor is fixed on the outer wall 48 between each oilhole.Torque motor on the C axle transmits the circumference rotation that moment of torsion is realized the A axle by end-toothed disc 46, and the outer rotor torque motor 39 on the A axle realizes the swing of main spindle box 40.
Shown in Figure 10-11, a storehouse 08 is a frame structure, is used for storing and switching the A axle of AC Double swing head, four setting circle masts 49 are arranged before and after the A axle, storehouse correspondence position is designed to inclined-plane 50, four location, utilizes main axle cutter installing hole 51 to be locating hole again, copies handle of a knife to make locating shaft 52 at base.
This structure accurate positioning only needs programme-control that crossbeam, slide plate are moved to when changing and changes a position, and ram is slowly put into Tou Ku with the A axle downwards.In machine tooling when operation,, a storehouse 08 is isolated by protective cover, pushes Tou Kumen open by cylinder when changing and changes the head action.
Claims (10)
1. five machining centers in the commutative direct-drive type high speed of milling head gantry, it is characterized in that, five machining centers comprise workbench, left bridge, right bridge, the crossbeam, slide plate, ram, AC Double swing head, the Tou Ku that move on left bridge and right bridge, concrete structure is as follows:
Place two line slideways respectively on left side bridge, the right bridge, slide plate is slidingly matched by the guide rail on slide block and the crossbeam, and ram cooperates by the transmission of mariages thick stick with slide plate, and the AC Double swing head is installed in the ram bottom, and a storehouse is placed on workbench one side; The crossbeam two ends are installed on left bridge, the right bridge by slide respectively, the X of five machining centers, Y are to adopting linear electric motors directly to drive, crossbeam is made X to moving horizontally along left bridge, right bridge, slide plate is made Y to moving horizontally along crossbeam, the Z of five machining centers drives ram to the bi-motor center of gravity, and ram is made Z and moved to vertical on slide plate.
2. according to five machining centers in the commutative direct-drive type high speed of the described milling head of claim 1 gantry, it is characterized in that, left side bridge or right bridge top link to each other with crossbeam by slide, be connected with crossbeam above the slide, slide block is installed below the slide, line slideway is installed in left bridge or right bridge top, slide block and line slideway are and are slidingly matched, the linear electric motors just utmost point are positioned on the left bridge or right bridge of slide below, the relative side with left bridge or right bridge of slide is installed the linear electric motors time utmost point, the linear electric motors just utmost point are inferior extremely corresponding with linear electric motors, and the grating chi is installed in the left bridge or the right bridge outside.
3. according to five machining centers in the commutative direct-drive type high speed of the described milling head of claim 1 gantry, it is characterized in that crossbeam adopts Welding Structure, the inner X-shaped muscle of crossbeam arranges that the crossbeam outer shape is trapezoidal.
4. according to five machining centers in the commutative direct-drive type high speed of the described milling head of claim 1 gantry, it is characterized in that, it is elementary that crossbeam one side is provided with linear electric motors, and it is secondary that the corresponding side of slide plate and crossbeam is installed linear electric motors, and described linear electric motors are elementary secondary corresponding with linear electric motors; The crossbeam opposite side is provided with accumulator, and accumulator links to each other with balancing cylinder, and the top of slide plate has the muscle lattice, and balancing cylinder is installed in the muscle cell; Leading screw is installed on the slide plate, is positioned at the both sides of ram, and servomotor is installed in the slide plate top, cooperates with lead screw transmission by the Dual-motors Driving ram, and the grating chi is installed in the ram both sides.
5. according to five machining centers in the commutative direct-drive type high speed of the described milling head of claim 1 gantry, it is characterized in that the corresponding side of slide plate and crossbeam is up and down the slide block installed surface, slide block is installed on the slide plate both sides, clamp is installed in the middle of the slide plate, and clamp is corresponding with the guide rail on the crossbeam.
6. according to five machining centers in the commutative direct-drive type high speed of the described milling head of claim 1 gantry, it is characterized in that ram total length horizontal bar is equally spaced, perpendicular muscle is symmetrically distributed, conllinear is arranged.
7. according to five machining centers in the commutative direct-drive type high speed of the described milling head of claim 6 gantry, it is characterized in that eight in perpendicular muscle, perpendicular muscle c and perpendicular muscle g are at straight line, perpendicular muscle b and perpendicular muscle e are at straight line, and two straight lines are vertical; Perpendicular muscle d and perpendicular muscle f are symmetrically distributed along perpendicular muscle e, and perpendicular muscle d, perpendicular muscle f are 50 ° with perpendicular muscle e respectively, and perpendicular muscle a and perpendicular muscle h are symmetrically distributed along perpendicular muscle b, and perpendicular muscle a, perpendicular muscle h and perpendicular muscle b are 50 °, and perpendicular muscle a and perpendicular muscle f are at straight line, and perpendicular muscle d and perpendicular muscle h are at straight line.
8. according to five machining centers in the commutative direct-drive type high speed of the described milling head of claim 1 gantry, it is characterized in that, the AC Double swing head comprises A axle and C axle two parts, the A axle is provided with electric main shaft, main spindle box, outer rotor torque motor, A axle box, the electricity main shaft main spindle box of packing into, main spindle box and torque motor outer rotor are connected on the A axle box that the torque motor stator is housed by bearing; The A axle is by end-toothed disc and C axle location, and end-toothed disc is connected with the C axle by the hydraulic pressure pulling claw; The C axle is provided with rotor, axle, C axle base, and the axle that upper and lower rotor is housed is connected with C axle base.
9. according to five machining centers in the commutative direct-drive type high speed of the described milling head of claim 8 gantry, it is characterized in that the upper and lower rotor outside is installed outer wall and following outer wall respectively, the upper motor rotor links to each other with following outer wall by bearing; The axle outside is the distribution oil ring inner ring, and the distribution oil ring outer ring is the part of last outer wall, and last outer wall is fixed on down on the outer wall, and the stator of torque motor is fixed on the outer wall.
10. according to five machining centers in the commutative direct-drive type high speed of the described milling head of claim 8 gantry, it is characterized in that, at A axle setting circle mast, the A axle is arranged in the storehouse by the setting circle mast, storehouse and positioning cylinder pole pair answer the position to be provided with the inclined-plane, location, the main axle cutter installing hole of A axle is a locating hole, copies handle of a knife to make locating shaft at a bottom of the reservior seat.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010206042950U CN201940863U (en) | 2010-11-12 | 2010-11-12 | Milling-head exchangeable direct-driven high-speed gantry five-axis machining center |
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| CN2010206042950U CN201940863U (en) | 2010-11-12 | 2010-11-12 | Milling-head exchangeable direct-driven high-speed gantry five-axis machining center |
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| CN102049705A (en) * | 2010-11-12 | 2011-05-11 | 中捷机床有限公司 | Direct-drive high-speed five-axis gantry machining center with replaceable milling head |
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| CN102049705B (en) * | 2010-11-12 | 2013-03-13 | 中捷机床有限公司 | Direct-drive high-speed five-axis gantry machining center with replaceable milling head |
| CN102513898A (en) * | 2011-12-27 | 2012-06-27 | 长春设备工艺研究所 | Closed-loop transmission device for workpiece main shaft for grinding square optical elements interruptedly |
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