CN108772714A - A kind of double pendulum direct-drive type AC yaws - Google Patents
A kind of double pendulum direct-drive type AC yaws Download PDFInfo
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- CN108772714A CN108772714A CN201810862716.0A CN201810862716A CN108772714A CN 108772714 A CN108772714 A CN 108772714A CN 201810862716 A CN201810862716 A CN 201810862716A CN 108772714 A CN108772714 A CN 108772714A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/28—Electric drives
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a kind of double pendulum direct-drive type AC yaws, including spindle box, electro spindle, babinet, A shaft portions and C shaft portions, the center line of A shaft portions and the central axis of electro spindle, the center line of C shaft portions is overlapped with the center line of electro spindle, double pendulum direct-drive type AC yaws disclosed by the invention are compact-sized, save space, reasonable in design, facilitate processing, high precision machining.The A axis and C axis of the AC yaws are driven by torque motor, and main shaft uses electro spindle, compact overall structure.The A shaft portions of the AC yaws include the first A shaft portions and the 2nd A shaft portions being co-axially located in the babinet, i.e., A shaft portions use symmetrical design, and the integrally-built degree of eccentricity is low, keep the indexing of C axis more smooth.
Description
Technical field
The present invention relates to a kind of AC yaws of numerical control machining center, specifically a kind of double pendulum direct-drive type AC yaws.
Background technology
Five-axle linkage processing is always the supreme pursuit of numerical control machining center.It is rapid with mould industry and aerospace industry
Development, the demand to five-axle linkage machining tool is increasing, five spindle noses using torque motor as A/C shaft rotations position driving force
Linkage motion cutting can be achieved, using Large-power High-Speed electro spindle, it can be achieved that high speed and high precision processing, is the favorite of processing market.
For the AC yaws using direct drive of torque motor, there are two kinds of forms of single pendulum and double pendulum, single pendulum AC yaws are only in A axis one
Side is equipped with torque motor driving mechanism, and A axis driving forces are smaller, and double pendulum AC yaws are equipped with torque motor driving in A axis both sides
Mechanism, A axis driving forces are larger, and A axis is symmetrical design, and yaw center of gravity is overlapped with C axis rotation centers, and indexing has more preferable
Stability.
But the existing most rustic of AC yaws driven using torque motor, assembly precision and machining accuracy are difficult to protect
Card, poor reliability.Such as a kind of direct drive of torque motor formula AC yaws disclosed in CN204700579U, belong to transmission device of machine tool neck
Domain is a kind of double pendulum AC yaws comprising A axis, C axis, A shaft housings, C shaft housings and electro spindle, A axis are vertically arranged with C axis, A
Shaft housing is fixedly connected with C shaft housings, and C axis is connected to by bearing one on C shaft housings, and C axle power squares are fixed on the inside of C shaft housings
Motor, C axle powers torque motor are provided with A axis center axis by attachment device one and C axis connections, A axis outside, and A axis passes through bearing two
It is connected on A axis center axis, is fixed with A axle power torque motors on the inside of A shaft housings, A axle powers torque motor passes through attachment device two and A axis
Connection, the outside of A axis have been connected by screw collar bush, and electro spindle is fixed in collar bush.Although the AC yaws are to a certain degree
On simplify yawing transmission structure and reduce transmission link, but be only simply to combine between its each relevant components part, phase
Assembly precision between mutually is difficult to ensure, in addition, the patent does not disclose the A axis of its involved AC yaw and the clamping mode of C axis, walks
Therefore the structures such as line mode for a complete AC yaw, can not determine whether its overall structure size is tight enough
It gathers, rationally, therefore the machining accuracy of the AC yaws is difficult to ensure.
Invention content
The technical problem to be solved by the present invention is in view of the deficiencies of the prior art, provide a kind of compact-sized, saving sky
Between, double pendulum direct-drive type AC yaws reasonable in design, facilitating processing and high precision machining.
Technical solution is used by the present invention solves above-mentioned technical problem：A kind of double pendulum direct-drive type AC yaws, including master
Axle box, electro spindle, babinet, A shaft portions and C shaft portions, the center line of the center line of the A shaft portions and the electro spindle
Vertically, the center line of the C shaft portions is overlapped with the center line of the electro spindle, and the electro spindle is uprightly mounted on institute
In the spindle box stated, the A shaft portions include the first A shaft portions being co-axially located in the babinet and the 2nd A axle portions
Point, the first A shaft portions and the 2nd A shaft portions are separately positioned on the both sides of the spindle box, the C axis
Part is arranged in the upside of the babinet, the first A shaft portions include the first turntable bearing, the first turntable bearing block,
It is first torque motor, first motor seat, first brake ring, the first pneumatic tongs clipping system, the first connection ring, First Transition plate, interior
Distribution oil ring and outer distribution oil ring, the first turntable bearing block, which is felt relieved, is connected to the right side of the spindle box, and described first
The left end of brake ring is fixed on the spindle box, and the first turntable bearing block, the first pneumatic tongs clipping system, first connect
It connects ring and outer distribution oil ring to be sequentially sleeved on the first brake ring from a left side is right, the first brake ring and described the
The centering connection of one turntable bearing block, the first pneumatic tongs clipping system are fixed on the babinet, first turntable
The inner ring of bearing is fixed on the first turntable bearing block, and the outer ring of the first turntable bearing is fixed on the case
On body, mounted on the right side of the babinet, the stator of first torque motor is fixed for first motor seat centering
On the first motor seat, the rotor of first torque motor is fixedly connected with first connection ring, described
The first connection ring connected with the described first brake ring centering, the right side of the First Transition plate and the babinet is felt relieved
Connection, interior distribution oil ring centering are connected to the left side of the First Transition plate, and the first brake ring set is located at institute
On the interior distribution oil ring stated, the outer distribution oil ring is fixed on the interior distribution oil ring, and the is equipped on the right side of the babinet
One protective plate is equipped with the first cover board on first protective plate；The 2nd A shaft portions include the second turntable bearing,
Second turntable bearing block, the second torque motor, the second motor cabinet, the second brake ring, the second pneumatic tongs clipping system, the second connection ring
Spool is walked with first, second turntable bearing block centering is connected to the left side of the spindle box, second turntable
The inner ring of bearing is fixed on the second turntable bearing block, and the outer ring of the second turntable bearing is fixed on the case
On body, second brake ring centering is connected to the left side of the second turntable bearing block, the described second pneumatic clamp
System is fixed on the outside on the babinet and positioned at second brake ring, and second motor cabinet centering is mounted on
The stator in the left side of the babinet, second torque motor is fixed on second motor cabinet, and described second
The rotor of torque motor is fixed in second connection ring, and second connection ring is set in second brake ring
It feels relieved above and with second brake ring and connects, described first, which walks spool, is fixed on the left side of the spindle box and is located at
The inside of the second turntable bearing block is provided with protective cover, the protective cover on the left of second torque motor
On the second turntable bearing block, the second protective plate, the described second protection are installed on the left of the babinet
Second cover board is installed on plate；The C shaft portions include third turntable bearing, third torque motor, third motor cabinet, third
Brake ring, third pneumatic tongs clipping system, third connection ring, transition axis, transition disc, the second rebound and second walk spool, described
Third turntable bearing inner ring and the transition axis feel relieved be connected to the top of the babinet, the transition disc respectively
It is fixed on the outer ring of the third turntable bearing, the third pneumatic tongs clipping system is fixed on the interior of the transition disc
Side, the third brake ring are fixed on the outside of the transition axis, and the third pneumatic tongs clipping system is located at described
The outside of third brake ring, second rebound centering are connected to the upside of the transition disc, second transition
The downside centering of plate and the stator of the third torque motor connects, the upside of the stator of the third torque motor and institute
The downside of the third motor cabinet centering connection stated, the third connection ring and the rotor of the third torque motor, which is fixed, to be connected
It connects, the third connection ring is fixed on the upside of the transition axis, and described second, which walks spool, is fixed on the transition
The upside of axis, the upper end of the third motor cabinet are equipped with upper end cover, and described second walks the top of spool from described upper
End cap stretches out.
Double pendulum direct-drive type AC yaws of the present invention, it is compact-sized, space is saved, it is reasonable in design, facilitate processing, processing essence
Degree is high.The A axis and C axis of the AC yaws are driven by torque motor, and main shaft uses electro spindle, compact overall structure.The AC is put
The A shaft portions of head include the first A shaft portions and the 2nd A shaft portions being co-axially located in the babinet, i.e., A shaft portions use
Symmetrical design, the integrally-built degree of eccentricity is low, keeps the indexing of C axis more smooth.
In first A shaft portions of double pendulum direct-drive type AC yaws of the present invention, spindle box, the first turntable bearing block and first brake
Ring is linked together, and is formed rocking link, can be passed through the first turntable bearing rotary；Babinet, first motor seat, first torque motor
Stator, First Transition plate, interior distribution oil ring and outer distribution oil ring form motionless link；The rotor of first torque motor and the first connection ring
Power link is formed, the torque that the first torque motor exports is passed into rocking link, drives spindle box, the first turntable bearing
Seat, first brake are around A axis rotations；First pneumatic tongs clipping system and first brake ring composition brake link, it is pneumatic by first
The brake function that clamp system has applies brake torque to first brake ring, rocking link is driven to realize brake.With
One A shaft portions are similar, and the indexable power of the 2nd A shaft portions is provided by the second torque motor rotor, is passed to through the second connection ring
Second brake ring passes to spindle box by the second turntable bearing block.
Double pendulum direct-drive type AC yaws of the present invention, babinet and A shaft portions, transition axis, third brake ring, second walk spool,
Third connection ring, third torque motor stator can be rotated around C axis by third turntable bearing, third pneumatic tongs clipping system passes through
Included brake function applies brake torque to third brake ring, realizes C axis brakes.
Preferably, the right side centering of the interior distribution oil ring is connected with A shaft encoders, worn in the A shaft encoders
Equipped with encoder axis, the encoder axis passes through the interior distribution oil ring and the right side centering of the spindle box to connect, institute
Encoder protective cover is provided on the right side of the A shaft encoders stated, the encoder protective cover is fixed on first cover board
On.A shaft encoders can identify and read the angle position of A axis in real time, it is ensured that the accuracy of A axis rotational angles.
Preferably, being fixed with connector sleeve on the downside of the upper end cover, the connector sleeve is walked positioned at described second
The outside of spool is fixed with encoder mounting base on the downside of the connector sleeve, C axis is equipped in the encoder mounting base
Encoder, C shaft encoders centering are connected to the outside that described second walks spool.C shaft encoders can in real time identify simultaneously
Read the angle position of C axis.Second walks spool can provide the rotary angle position of yaw C axis to C shaft encoders, it is ensured that C shaft rotations
The accuracy of dynamic angle.
Preferably, the inside centering of the upper end cover is connected with sealing cover, the sealing cover and described second
It walks and deep groove ball bearing is installed between spool, the outer ring of the deep groove ball bearing is compressed by a pressing plate, and the pressing plate is fixed
On the sealing cover.Deep groove ball bearing pair second walks spool and plays the role of Auxiliary support, further increases yaw entirety
Reliability of structure.
Preferably, described first walks to offer the first cable hole on the inside of spool, the left side on the top of the babinet
Right side offers the second cable hole and third cable hole respectively, and the 4th cable hole is offered on the inside of the transition axis, described
Second walk the 5th cable hole for offering on the inside of spool and being communicated with the 4th cable hole, first cable hole,
Second cable hole, third cable hole, the 4th cable hole and the 5th cable hole are for the cable and function needed for the electro spindle
The cabling of pipe.It is this walk pipe mode design succinctly, reliability is high, it is advantageously ensured that the integrally-built compactedness of AC yaws.
Further, the cable is successively through first cable hole, the second cable hole, the 4th cable hole and the 5th
Cable hole cabling；The first functional hole road is offered on the side wall of the first brake ring, on the side wall of the interior distribution oil ring
The second functional hole road, third functional hole road and the 4th functional hole road are offered, the 5th work(is offered on the First Transition plate
Energy Kong Lu, the first functional hole road, the second functional hole road, third functional hole road, the 4th functional hole road and five-function hole
Road is sequentially communicated, and the exit on the five-function hole road is equipped with pipe fitting, and the function pipe is connected to the pipe
On connector, the function pipe is successively through the third cable hole, the 4th cable hole and the 5th cable hole cabling.Electro spindle institute
The cabling of the cable and function pipe that need is divided right and left, and can prevent from interfering with each other, and increases the reliability that yaw uses.
Preferably, the babinet is made of aerolite.Further to mitigate the overall weight of AC yaws, make A
Acceleration with bigger when axis and C axis rotate.
Compared with prior art, the invention has the advantages that：Double pendulum direct-drive type AC yaw structures disclosed by the invention are tight
It gathers, saves space, it is reasonable in design, facilitate processing, high precision machining.The A axis and C axis of the AC yaws are driven by torque motor
It is dynamic, and main shaft uses electro spindle, compact overall structure.The A shaft portions of the AC yaws include being co-axially located in the babinet
The first A shaft portions and the 2nd A shaft portions, i.e., A shaft portions use symmetrical design, the integrally-built degree of eccentricity is low, makes C axis
Indexing it is more smooth.
Description of the drawings
Fig. 1 is the structure elevational schematic of double pendulum direct-drive type AC yaws of the present invention；
Fig. 2 is the local cabling schematic diagram of electro spindle function pipe in double pendulum direct-drive type AC yaws of the present invention.
Specific implementation mode
Below in conjunction with attached drawing embodiment, present invention is further described in detail.
The double pendulum direct-drive type AC yaws of embodiment 1, as depicted in figs. 1 and 2, including spindle box 1, electro spindle 11, by aviation
Babinet 2, A shaft portions and C shaft portions made of aluminium alloy, the central axis of the center line and electro spindle 11 of A shaft portions, C axis
Partial center line is overlapped with the center line of electro spindle 11, and electro spindle 11 is uprightly mounted in spindle box 1, and A shaft portions include same
The first A shaft portions and the 2nd A shaft portions in babinet 2 is arranged in axis, and the first A shaft portions and the 2nd A shaft portions are separately positioned on
The both sides of spindle box 1, C shaft portions are arranged in the upside of babinet 2, and the first A shaft portions include the first turntable bearing 31, the first turntable
Bearing block 32, the first torque motor, first motor seat 34, first brake ring 35, the first pneumatic tongs clipping system 36, the first connection ring
37, First Transition plate 38, interior distribution oil ring 39 and outer distribution oil ring 30, the first turntable bearing block 32, which is felt relieved, is connected to the right side of spindle box 1
The left end of side, first brake ring 35 is fixed on spindle box 1, the first turntable bearing block 32, the first pneumatic tongs clipping system 36, first
Connection ring 37 and outer distribution oil ring 30 is from a left side and the right side is sequentially sleeved on first brake ring 35, first brake ring 35 and the first turntable axis
The centering connection of bearing 32, the first pneumatic tongs clipping system 36 are fixed on babinet 2, and the inner ring of the first turntable bearing 31 is fixed on first
On turntable bearing block 32, the outer ring of the first turntable bearing 31 is fixed on babinet 2, and the centering of first motor seat 34 is mounted on babinet 2
Right side, the stator 331 of the first torque motor is fixed on first motor seat 34, the rotor 332 and first of the first torque motor
Connection ring 37 is fixedly connected, and the first connection ring 37 is connected with the centering of first brake ring 35, the right side of First Transition plate 38 and babinet 2
Centering connection, interior distribution oil ring 39, which is felt relieved, is connected to the left side of First Transition plate 38, and first brake ring 35 is set in interior distribution oil ring 39
On, outer distribution oil ring 30 is fixed on interior distribution oil ring 39, and the right side of babinet 2 is equipped with the first protective plate 21, on the first protective plate 21
First cover board 22 is installed；2nd A shaft portions include the second turntable bearing 41, the second turntable bearing block 42, the second torque motor,
Second motor cabinet 44, the second brake ring 45, the second pneumatic tongs clipping system 46, the second connection ring 47 and first walk spool 48, and second
Turntable bearing block 42, which is felt relieved, is connected to the left side of spindle box 1, and the inner ring of the second turntable bearing 41 is fixed on the second turntable bearing block
On 42, the outer ring of the second turntable bearing 41 is fixed on babinet 2, and the centering of the second brake ring 45 is connected to the second turntable bearing block 42
Left side, the second pneumatic tongs clipping system 46 is fixed on babinet 2 and positioned at the outside of the second brake ring 45, and the second motor cabinet 44 is fixed
It feels at ease mounted in the left side of babinet 2, the stator 431 of the second torque motor is fixed on the second motor cabinet 44, the second torque motor
Rotor 432 is fixed in the second connection ring 47, the second connection ring 47 be set on the second brake ring 45 and with the second brake ring 45
Centering connection, first, which walks spool 48, is fixed on the left side of spindle box 1 and the inside positioned at the second turntable bearing block 42, the second torque
It is provided with protective cover 23 on the left of motor, protective cover 23 is mounted on the second turntable bearing block 42, and the left side of babinet 2 is equipped with the
Two protective plates 24 are equipped with the second cover board 25 on second protective plate 24；C shaft portions include third turntable bearing 51, third torque
Motor, third motor cabinet 53, third brake ring 54, third pneumatic tongs clipping system 55, third connection ring 56, transition axis 57, transition
Disk 58, the second rebound 59 and second walk spool 50, and the inner ring and transition axis 57 of third turntable bearing 51 are felt relieved respectively to be connected to
The top of babinet 2, transition disc 58 are fixed on the outer ring of third turntable bearing 51, and third pneumatic tongs clipping system 55 is fixed on transition disc
58 inside, third brake ring 54 are fixed on the outside of transition axis 57, and third pneumatic tongs clipping system 55 is located at third brake ring 54
Outside, the second rebound 59, which is felt relieved, is connected to the upside of transition disc 58, the stator of the second rebound 59 and third torque motor
521 downside centering connection, upside and the centering of third motor cabinet 53 of the stator 521 of third torque motor connect, third connection
Ring 56 is fixedly connected with the downside of the rotor 522 of third torque motor, and third connection ring 56 is fixed on the upside of transition axis 57, the
Two walk the upside that spool 50 is fixed on transition axis 57, and the upper end of third motor cabinet 53 is equipped with upper end cover 531, and second walks spool 50
Top stretched out from upper end cover 531, the centering of the inside of upper end cover 531 is connected with sealing cover 532, sealing cover 532 and the second cabling
Deep groove ball bearing 533 is installed, the outer ring of deep groove ball bearing 533 is compressed by a pressing plate 534, and pressing plate 534 is fixed between pipe 50
On sealing cover 532.
In embodiment 1, the first inside for walking spool 48 offers the first cable hole 61, the left and right sides point on the top of babinet 2
The second cable hole 62 and third cable hole 63 are not offered, and the inside of transition axis 57 offers the 4th cable hole 64, the second cabling
The inside of pipe 50 offers the 5th cable hole 65 communicated with the 4th cable hole 64, the first cable hole 61, the second cable hole 62,
The cabling of three cable holes 63, the 4th cable hole 64 and the 5th cable hole 65 for cable and function pipe needed for electro spindle 11；Line
Cable is successively through the first cable hole 61, the second cable hole 62, the 4th cable hole 64 and 65 cabling of the 5th cable hole；First brake ring 35
Side wall on offer the first functional hole road 71, the second functional hole road 72, third function are offered on the side wall of interior distribution oil ring 39
Hole road 73 and the 4th functional hole road 74 offer five-function hole road 75, the first functional hole road 71, second on First Transition plate 38
Functional hole road 72, third functional hole road 73, the 4th functional hole road 74 and five-function hole road 75 are sequentially communicated, five-function hole road
75 exit is equipped with pipe fitting 76, and function pipe is connected on pipe fitting 76, and function pipe is successively through third cable hole the 63, the 4th
65 cabling of cable hole 64 and the 5th cable hole.
In the present invention, the first pneumatic tongs clipping system 36, the second pneumatic tongs clipping system 46 and third pneumatic tongs clipping system 55 are equal
Using the prior art.In embodiment 1, the first pneumatic tongs clipping system 36, the second pneumatic tongs clipping system 46 and the pneumatic clamp system of third
System 55 is outsourcing piece, and inside is respectively equipped with spring bellows, and after spring bellows external cylinders are inflated supercharging, spring bellows obtains
To stretching, extension, and then realizes and hold function tightly.
The double pendulum direct-drive type AC yaws of embodiment 2, with embodiment 1 difference lies in, in embodiment 2, interior distribution oil ring 39
Right side centering is connected with A shaft encoders 81, and encoder axis 82 is equipped in A shaft encoders 81, and encoder axis 82 passes through interior with oil
Ring 39 and the right side centering of spindle box 1 connect, and the right side of A shaft encoders 81 is provided with encoder protective cover 83, encoder protection
Cover 83 is fixed on the first cover board 22；The downside of upper end cover 531 is fixed with connector sleeve 9, and connector sleeve 9 walks spool 50 positioned at second
The downside in outside, connector sleeve 9 is fixed with encoder mounting base 91, and C shaft encoders 92, C axis are equipped in encoder mounting base 91
The centering of encoder 92 is connected to the second outside for walking spool 50.
In first A shaft portions of above-mentioned AC yaws, spindle box 1, the first turntable bearing block 32 and first brake ring 35 are linked as
One forms rocking link, can be rotated by the first turntable bearing 31；Babinet 2, first motor seat 34, first torque motor
Stator 331, First Transition plate 38, interior distribution oil ring 39 and outer distribution oil ring 30 form motionless link；The rotor 332 of first torque motor
Power link is formed with the first connection ring 37, the torque that the first torque motor exports is passed into rocking link, drives spindle box
1, the first turntable bearing block 32, first brake ring 35 are rotated around A axis；First pneumatic tongs clipping system 36 and first brake ring 35 form
Brake link, the brake function having by the first pneumatic tongs clipping system 36 apply brake torque to first brake ring 35, drive
Rocking link realizes brake.Similar with the first A shaft portions, the indexable power of the 2nd A shaft portions is turned by the second torque motor
Son provides, and passes to the second brake ring 45 through the second connection ring 47, spindle box 1 is passed to by the second turntable bearing block 42.
Above-mentioned AC yaws, babinet 2 and A shaft portions, transition axis 57, third brake ring 54, second walk spool 50, third company
Connect ring 56, the stator 521 of third torque motor can be rotated by third turntable bearing 51 around C axis, third pneumatic tongs clipping system 55
By included brake function, applies brake torque to third brake ring 54, realize C axis brakes.
The A axis and C axis of above-mentioned AC yaws are driven by torque motor, and main shaft uses electro spindle 11, compact overall structure.
The A shaft portions of the AC yaws include the first A shaft portions and the 2nd A shaft portions being co-axially located in the babinet 2, i.e. A axis
Part uses symmetrical design, and the integrally-built degree of eccentricity is low, keeps the indexing of C axis more smooth.
Claims (7)
1. a kind of double pendulum direct-drive type AC yaws, including spindle box, electro spindle, babinet, A shaft portions and C shaft portions, the A axis
The central axis of partial center line and the electro spindle, the center line of the C shaft portions and the electro spindle
Center line overlaps, and the electro spindle is uprightly mounted in the spindle box, and the A shaft portions include being co-axially located at institute
The first A shaft portions in the babinet stated and the 2nd A shaft portions, the first A shaft portions and the 2nd A shaft portions difference
It is arranged in the both sides of the spindle box, the C shaft portions are arranged in the upside of the babinet, it is characterised in that：It is described
The first A shaft portions include the first turntable bearing, the first turntable bearing block, the first torque motor, first motor seat, first brake
Ring, the first pneumatic tongs clipping system, the first connection ring, First Transition plate, interior distribution oil ring and outer distribution oil ring, the first turntable axis
Bearing centering is connected to the right side of the spindle box, and the left end of the first brake ring is fixed on the spindle box,
First turntable bearing block, the first pneumatic tongs clipping system, the first connection ring and the outer distribution oil ring is from a left side and the right side is sequentially sleeved at
On the first brake ring, the first brake ring is connected with the first turntable bearing block centering, and described first
Pneumatic tongs clipping system is fixed on the babinet, and the inner ring of the first turntable bearing is fixed on the first turntable axis
In bearing, the outer ring of the first turntable bearing is fixed on the babinet, and first motor seat centering is mounted on
The stator on the right side of the babinet, first torque motor is fixed on the first motor seat, and described first
The rotor of torque motor is fixedly connected with first connection ring, and first connection ring is fixed with the first brake ring
The heart connects, and the right side centering of the First Transition plate and the babinet connects, and interior distribution oil ring centering is connected to institute
The left side for the First Transition plate stated, the first brake ring set are located on the interior distribution oil ring, and the outer distribution oil ring is solid
It is scheduled on the interior distribution oil ring, the first protective plate is installed on the right side of the babinet, is installed on first protective plate
There is the first cover board；The 2nd A shaft portions include the second turntable bearing, the second turntable bearing block, the second torque motor, second
Motor cabinet, the second brake ring, the second pneumatic tongs clipping system, the second connection ring and first walk spool, the second turntable bearing
Seat centering is connected to the left side of the spindle box, and the inner ring of the second turntable bearing is fixed on the second turntable axis
In bearing, the outer ring of the second turntable bearing is fixed on the babinet, and second brake ring centering is connected to
The left side of the second turntable bearing block, the second pneumatic tongs clipping system are fixed on the babinet and positioned at described
The second brake ring outside, second motor cabinet centering mounted on the babinet left side, second torque
The stator of motor is fixed on second motor cabinet, and the rotor of second torque motor is fixed on described second and connects
It connecing on ring, second connection ring is set on second brake ring and feels relieved with second brake ring and connects,
Described first walks spool and is fixed on the left side of the spindle box and the inside positioned at the second turntable bearing block, described
The second torque motor on the left of be provided with protective cover, the protective cover is mounted on the second turntable bearing block, institute
Second protective plate is installed on the left of the babinet stated, the second cover board is installed on second protective plate；The C shaft portions
Including third turntable bearing, third torque motor, third motor cabinet, third brake ring, third pneumatic tongs clipping system, third connection
Ring, transition axis, transition disc, the second rebound and second walk spool, the inner ring of the third turntable bearing and the transition
Axis is felt relieved respectively is connected to the top of the babinet, and the transition disc is fixed on the outer ring of the third turntable bearing,
The third pneumatic tongs clipping system is fixed on the inside of the transition disc, and the third brake ring is fixed on the mistake
The outside of axis is crossed, the third pneumatic tongs clipping system is located at the outside of the third brake ring, second rebound
Centering is connected to the upside of the transition disc, the downside of second rebound and the stator of the third torque motor
Centering connection, the upside of the stator of the third torque motor are connected with the third motor cabinet centering, the third
It is fixedly connected on the downside of connection ring and the rotor of the third torque motor, the third connection ring is fixed on the mistake
The upside of axis is crossed, described second walks the upside that spool is fixed on the transition axis, the upper end peace of the third motor cabinet
Equipped with upper end cover, the described second top for walking spool is stretched out from the upper end cover.
2. a kind of double pendulum direct-drive type AC yaws according to claim 1, it is characterised in that：The right side of the interior distribution oil ring
Centering is connected with A shaft encoders, and encoder axis is equipped in the A shaft encoders, and the encoder axis passes through described
The right side centering of interior distribution oil ring and the spindle box connects, and encoder protective cover is provided on the right side of the A shaft encoders,
The encoder protective cover is fixed on first cover board.
3. a kind of double pendulum direct-drive type AC yaws according to claim 1, it is characterised in that：The downside of the upper end cover is solid
There are connector sleeve, the connector sleeve to be located at the described second outside for walking spool, volume is fixed on the downside of the connector sleeve surely
Code device mounting base, C shaft encoders are equipped in the encoder mounting base, and C shaft encoders centering is connected to described
The second outside for walking spool.
4. a kind of double pendulum direct-drive type AC yaws according to claim 1, it is characterised in that：The inside of the upper end cover is fixed
The heart is connected with sealing cover, and the sealing cover and described second are equipped with deep groove ball bearing, the zanjon between walking spool
The outer ring of ball bearing is compressed by a pressing plate, and the pressing plate is fixed on the sealing cover.
5. a kind of double pendulum direct-drive type AC yaws according to claim 1, it is characterised in that：Described first walks the interior of spool
Side offers the first cable hole, and the left and right sides on the top of the babinet offers the second cable hole and third cable hole respectively,
Offer the 4th cable hole on the inside of the transition axis, described second walks to offer on the inside of spool and walked with the described the 4th
The 5th cable hole that string holes communicates, first cable hole, the second cable hole, third cable hole, the 4th cable hole and the 5th
Cabling of the cable hole for cable and function pipe needed for the electro spindle.
6. a kind of double pendulum direct-drive type AC yaws according to claim 5, it is characterised in that：The cable is successively described in warp
The first cable hole, the second cable hole, the 4th cable hole and the 5th cable hole cabling；It is opened on the side wall of the first brake ring
Equipped with the first functional hole road, the second functional hole road, third functional hole road and the 4th are offered on the side wall of the interior distribution oil ring
Functional hole road offers five-function hole road, the first functional hole road, the second functional hole on the First Transition plate
Road, third functional hole road, the 4th functional hole road and five-function hole road are sequentially communicated, the exit on the five-function hole road
Pipe fitting is installed, the function pipe is connected on the pipe fitting, and the function pipe is successively walked through the third
String holes, the 4th cable hole and the 5th cable hole cabling.
7. a kind of double pendulum direct-drive type AC yaws according to claim 1, it is characterised in that：The babinet is closed by aviation aluminium
Gold is made.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810862716.0A CN108772714B (en) | 2018-08-01 | 2018-08-01 | Double-pendulum direct-drive type AC pendulum head |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810862716.0A CN108772714B (en) | 2018-08-01 | 2018-08-01 | Double-pendulum direct-drive type AC pendulum head |
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| CN108772714A true CN108772714A (en) | 2018-11-09 |
| CN108772714B CN108772714B (en) | 2023-08-18 |
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| CN201810862716.0A Active CN108772714B (en) | 2018-08-01 | 2018-08-01 | Double-pendulum direct-drive type AC pendulum head |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109513976A (en) * | 2018-12-24 | 2019-03-26 | 吴行飞 | A/C axis double-pendulum milling head based on the driving of internal rotor torque motor |
| CN109648375A (en) * | 2018-12-27 | 2019-04-19 | 四川普什宁江机床有限公司 | A kind of oscillating spindle of multi-motor driving |
| 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 |
| CN111730362A (en) * | 2020-07-28 | 2020-10-02 | 北京博鲁斯潘精密机床有限公司 | High-rigidity high-precision high-speed five-axis linkage numerical control machine tool AC/BC spindle driving swing head |
| CN112427974A (en) * | 2020-11-18 | 2021-03-02 | 珠海格力智能装备有限公司 | Swing head structure |
| CN117564307A (en) * | 2024-01-19 | 2024-02-20 | 山东豪迈数控机床有限公司 | Main shaft pipeline connection structure and lathe |
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| CN117564307A (en) * | 2024-01-19 | 2024-02-20 | 山东豪迈数控机床有限公司 | Main shaft pipeline connection structure and lathe |
| CN117564307B (en) * | 2024-01-19 | 2024-04-05 | 山东豪迈数控机床有限公司 | Main shaft pipeline connection structure and lathe |
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| CN108772714B (en) | 2023-08-18 |
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