WO2023226438A1 - 大型回转类球面薄壁件镜像铣加工装备及方法 - Google Patents

大型回转类球面薄壁件镜像铣加工装备及方法 Download PDF

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Publication number
WO2023226438A1
WO2023226438A1 PCT/CN2022/144330 CN2022144330W WO2023226438A1 WO 2023226438 A1 WO2023226438 A1 WO 2023226438A1 CN 2022144330 W CN2022144330 W CN 2022144330W WO 2023226438 A1 WO2023226438 A1 WO 2023226438A1
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WO
WIPO (PCT)
Prior art keywords
processing
support
supporting
hinge
moving platform
Prior art date
Application number
PCT/CN2022/144330
Other languages
English (en)
French (fr)
Inventor
解增辉
谢福贵
刘辛军
温杰
Original Assignee
清华大学
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Application filed by 清华大学 filed Critical 清华大学
Publication of WO2023226438A1 publication Critical patent/WO2023226438A1/zh

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23CMILLING
    • B23C3/00Milling particular work; Special milling operations; Machines therefor
    • B23C3/02Milling surfaces of revolution
    • B23C3/023Milling spherical surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23CMILLING
    • B23C9/00Details or accessories so far as specially adapted to milling machines or cutter
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q1/00Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25Movable or adjustable work or tool supports
    • B23Q1/26Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q5/00Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22Feeding members carrying tools or work
    • B23Q5/225Feeding members carrying tools or work not mechanically connected to the main drive, e.g. with separate motors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q5/00Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22Feeding members carrying tools or work
    • B23Q5/28Electric drives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q5/00Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22Feeding members carrying tools or work
    • B23Q5/34Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23CMILLING
    • B23C2220/00Details of milling processes
    • B23C2220/68Whirling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q2705/00Driving working spindles or feeding members carrying tools or work
    • B23Q2705/10Feeding members carrying tools or work
    • B23Q2705/104Feeding members carrying tools or work for milling machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q2705/00Driving working spindles or feeding members carrying tools or work
    • B23Q2705/10Feeding members carrying tools or work
    • B23Q2705/14Electric drives
    • B23Q2705/145Electric drives for milling machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q2705/00Driving working spindles or feeding members carrying tools or work
    • B23Q2705/10Feeding members carrying tools or work
    • B23Q2705/18Feeding other members supporting tools also feeding working spindles supports

Definitions

  • the present application relates to the technical field of processing large spacecraft parts. Specifically, it relates to a mirror milling equipment for large-scale rotary spherical thin-walled parts and a control method of the mirror milling equipment for large-scale rotary spherical thin-walled parts.
  • High-end manufacturing represented by aviation and aerospace embodies the core competitiveness and major needs of national science and technology.
  • Large-scale rotating spherical thin-walled parts are the end caps or bottom caps of launch vehicle fuel tanks. These parts have the characteristics of large size, weak rigidity, and complex processing features. In terms of operational complexity, quality consistency, and processing efficiency, Aspects such as precision and accuracy pose severe challenges to the performance of basic processing equipment.
  • This application aims to solve at least one of the technical problems existing in the prior art. To this end, this application proposes a large-scale rotary spherical thin-walled mirror milling processing equipment.
  • the large-scale rotary spherical thin-walled mirror milling processing equipment has the advantages of strong adaptability, high operating flexibility, and high processing accuracy.
  • This application also proposes a control method for the mirror milling equipment for large-scale rotating spherical thin-walled parts.
  • the large-scale rotary spherical thin-walled part mirror milling equipment includes: an annular base; annular base; A turntable, the annular turntable is rotatably located on the annular base, the annular turntable is suitable for placing the parts to be processed, and the annular turntable is suitable for driving the parts to be processed to rotate together; the processing positioning assembly, so
  • the processing positioning assembly includes a processing base, a processing radial moving platform, a processing flipping platform, a processing tilting moving platform and a processing parallel positioning device.
  • the processing base is located radially outside the annular turntable, and the processing base
  • the base is provided with a processing radial track oriented along the radial direction of the annular turntable, the processing radial moving platform is slidably located on the processing radial track, and the processing flipping moving platform is flippably located on the processing radial track.
  • the processing radial moving platform has a rotation axis perpendicular to the radial direction of the annular turntable, and the processing turning moving platform is provided with a processing inclined track extending upward from outside to inward along the radial direction of the annular turntable.
  • the tilting moving platform is slidably installed on the processing tilting track, and the processing parallel positioning device is installed on the processing tilting moving platform; a processing device, the processing device is installed on the processing parallel positioning device; support positioning assembly, the support positioning assembly includes a support base, a support tilting moving platform and a support parallel positioning device, the support base is located radially inside the annular turntable, and the support base is provided with a support along the annular
  • the turntable has a support tilt track extending upwardly from the outside to the inside in the radial direction.
  • the support tilt movable platform is slidably located on the support tilt track.
  • the support parallel positioning device is installed on the support movable platform; the support member, The support member is installed on the support parallel positioning device.
  • the mirror milling processing equipment for large-scale rotary spherical thin-walled parts has the advantages of strong adaptability, high operating flexibility, and high processing accuracy.
  • mirror milling equipment for large-scale rotary spherical thin-walled parts can also have the following additional technical features:
  • the processing positioning assembly further includes a processing radial driving device for driving the processing radial moving platform, a processing turning driving device for driving the processing turning turning platform, and a processing turning driving device for driving the processing turning platform.
  • the processing tilt driving device of the processing tilt moving platform, the support positioning assembly also includes a support tilt driving device for driving the support tilt moving platform, the annular base is provided with a turntable for driving the annular turntable drive unit.
  • the machining radial drive device includes a machining radial drive screw and a machining radial drive motor.
  • the machining radial drive motor is installed on the machining base.
  • the machining radial drive The driving screw is drivingly connected to the radial drive motor, and the processing radial driving screw is threaded with the nut of the processing radial moving platform;
  • the processing flipping drive device includes a flipping driving screw, a flipping drive motor and Turning drive nut, the turning driving motor is reversibly installed on the processing radial moving platform, the turning driving motor is transmission connected with the turning driving screw, the turning driving screw is connected with the turning driving nut
  • the turning drive nut is reversibly installed on the processing turning platform;
  • the processing tilt drive device includes a processing tilt drive screw and a processing tilt drive motor, and the processing tilt drive motor is installed on the processing tilt drive screw.
  • the processing tilt driving screw is drivingly connected to the processing tilt driving motor, and the processing tilt driving screw is threaded with the nut of the processing tilting moving platform;
  • the support tilt driving device includes a support The tilt drive screw and the support tilt drive motor are installed on the support base.
  • the support tilt drive screw is drivingly connected to the support tilt drive motor.
  • the support tilt drive screw is connected to the support tilt drive motor.
  • the nut supporting the tilting platform is threaded;
  • the turntable driving device includes a turntable motor, a gear and a ring gear, the ring gear is located on the annular base, and the turntable motor is located on the annular turntable,
  • the gear is drivingly connected to the motor shaft of the turntable motor and meshes with the ring gear.
  • the processing parallel positioning device includes a processing parallel positioning bracket and a plurality of processing branch chains.
  • the processing branch chains are respectively connected to the processing parallel positioning bracket and the processing device.
  • the processing parallel positioning bracket The positioning bracket is connected to the processing tilting moving platform;
  • the support parallel positioning device includes a support parallel positioning bracket and a plurality of support branch chains, and the support branch chains are respectively connected to the support parallel positioning bracket and the support member, so The support parallel positioning bracket is connected to the support tilting platform.
  • the processing branch chain includes a processing hollow motor and a processing ball screw.
  • the processing hollow motor is drivingly connected to the processing ball screw and the rotation of the processing hollow motor drives the processing.
  • the ball screw rotates along the central axis and moves in the axial direction, the processing hollow motor is connected to the processing parallel positioning bracket through a first processing hinge, and the processing ball screw is connected to the processing device through a second processing hinge,
  • There are five said processing branches four of the five second processing hinges are double rotation auxiliary hinges and one is a single rotation auxiliary hinge, and the five first processing hinges are all double rotation auxiliary hinges; or
  • the processing branch chain includes a processing branch chain track, a processing branch chain slider, a processing branch chain connecting rod and a processing slider motor.
  • the processing branch chain track is connected to the processing parallel positioning bracket.
  • the processing branch chain slider Slidingly disposed on the processing branch chain track, the processing slider motor is drivingly connected to the processing branch chain slider, and one end of the processing branch chain connecting rod is connected to the processing branch chain through a first processing hinge.
  • the slide block is connected and the other end is connected to the processing device through a second processing hinge; or the processing branch chain includes a processing electric cylinder, a processing telescopic rod and a processing telescopic motor, and the processing telescopic rod is movably located in the axial direction.
  • the processing telescopic motor is located on the processing electric cylinder and is drivingly connected to the processing telescopic rod.
  • the processing electric cylinder is connected to the processing parallel positioning bracket through the first processing hinge, so The processing telescopic rod is connected to the processing device through a second processing hinge.
  • the second processing hinges are all ball hinges.
  • Two of the four first processing hinges are rotational.
  • the processing telescopic motor is located on the processing electric cylinder and is drivingly connected to the processing telescopic rod.
  • the processing electric cylinder is connected to the processing parallel positioning bracket through the first processing hinge, so
  • the processing telescopic rod is connected to the processing device through a second processing hinge.
  • the second processing hinges are all ball hinges.
  • Two of the four first processing hinges are rotational.
  • There are single rotating auxiliary hinges with parallel axes and the other two are double rotating auxiliary hinges.
  • a passive telescopic branch chain is connected between the processing device and the processing parallel positioning bracket.
  • the passive telescopic branch chain includes an outer sleeve and a passive telescopic branch chain.
  • the passive telescopic rod is axially movably fitted inside the outer sleeve, the passive telescopic rod is connected to the processing device through a first passive hinge, and the outer sleeve is connected to the processing device through a second passive hinge.
  • the parallel positioning brackets are connected, the first passive hinge is a double rotation auxiliary hinge, and the second passive hinge is a single rotation auxiliary hinge.
  • the support branch chain includes a support hollow motor and a support ball screw.
  • the support hollow motor is drivingly connected to the support ball screw and drives the support through the rotation of the support hollow motor.
  • the ball screw rotates along the central axis and moves in the axial direction, the support hollow motor is connected to the support parallel positioning bracket through a first support hinge, and the support ball screw is connected to the support member through a second support hinge,
  • There are three supporting branches and the first supporting hinges are all single-rotating auxiliary hinges, and the second supporting hinges are all double-rotating auxiliary hinges, and the support member has a plurality of supporting protrusions; or the support
  • the branch chain includes a support branch chain track, a support branch chain slider, a support branch chain connecting rod and a support slider motor.
  • the support branch chain rail is connected to the support parallel positioning bracket, and the support branch chain slider is slidably Located on the support branch chain track, the support slider motor is drivingly connected to the support branch chain slider, and one end of the support branch chain connecting rod is connected to the support branch chain slider through a first support hinge. And the other end is connected to the support through a second support hinge.
  • the support member has a plurality of support protrusions; or the support branch chain includes a support electric cylinder, a support telescopic rod and a support telescopic motor, the support telescopic rod is movably provided on the support electric cylinder along the axial direction Inside, the support telescopic motor is provided on the support electric cylinder and is drivingly connected to the support telescopic rod.
  • the support electric cylinder is connected to the support parallel positioning bracket through a first support hinge, and the support telescopic rod passes through The second support hinge is connected to the support member.
  • the two rotations of the first support hinge The plane of the rotation axis of the pair is parallel to the plane of the rotation axis of the two rotation pairs of the second support hinge.
  • the support member is a ball head support member or the support member includes a support member body with multiple support protrusions. And the support seat, the support body is connected to the support seat through a ball hinge or a double rotation auxiliary hinge.
  • the supporting tilting moving platform is provided with a supporting chordal track extending in the chordal direction of the annular turntable, and the supporting chordal track is slidably fitted with a supporting chordal moving platform
  • the support parallel positioning device is provided on the support chord-wise moving platform
  • the support tilt-moving platform is provided with a support chord-wise driving device for driving the support chord-wise moving platform.
  • the support chord driving device includes a support chord drive motor and a support chord drive screw, and the support chord drive motor is provided on the support tilting moving platform.
  • the horizontal driving screw is drivingly connected to the supporting chordal driving motor, and the supporting chordal driving screw is threadedly matched with the nut of the supporting chordal moving platform.
  • the support member is rotatably installed on the support parallel positioning device through a support member hinge.
  • a control method for mirror milling equipment for large-scale rotary spherical thin-walled parts including the following steps:
  • the control method of the large-scale rotary spherical thin-walled part mirror milling processing equipment according to the embodiment of the present application by using the large-scale rotary spherical thin-walled part mirror milling processing equipment according to the embodiment of the first aspect of the present application, it has the adaptability It has the advantages of strong performance, high operating flexibility and high processing precision.
  • Figure 1 is a schematic structural diagram of a mirror milling equipment for large-scale rotary spherical thin-walled parts according to an embodiment of the present invention.
  • Figure 2 is a schematic structural diagram of a mirror milling equipment for large-scale rotary spherical thin-walled parts according to an embodiment of the present invention.
  • Figure 3 is a schematic structural diagram of the processing positioning assembly of the mirror milling equipment for large-scale rotary spherical thin-walled parts according to a specific embodiment of the present invention.
  • Figure 4 is a schematic structural diagram of the processing parallel positioning device of the processing positioning assembly of the mirror milling equipment for large-scale rotary spherical thin-walled parts according to a specific embodiment of the present invention.
  • Figure 5 is a schematic structural diagram of the processing positioning assembly of the mirror milling equipment for large-scale rotary spherical thin-walled parts according to another specific embodiment of the present invention.
  • Figure 6 is a schematic structural diagram of the processing positioning assembly of the mirror milling equipment for large-scale rotary spherical thin-walled parts according to another specific embodiment of the present invention.
  • Figure 7 is a schematic structural diagram of the support and positioning assembly of the mirror milling equipment for large-scale rotary spherical thin-walled parts according to a specific embodiment of the present invention.
  • Figure 8 is a schematic structural diagram of the support and parallel positioning device of the support and positioning assembly of the mirror milling equipment for large-scale rotary spherical thin-walled parts according to a specific embodiment of the present invention.
  • Figure 9 is a schematic structural diagram of the support and positioning assembly of the mirror milling equipment for large-scale rotary spherical thin-walled parts according to another specific embodiment of the present invention.
  • Figure 10 is a schematic structural diagram of a support and parallel positioning device of a support and positioning assembly of a large-scale rotary spherical thin-walled mirror milling processing equipment according to another specific embodiment of the present invention.
  • Figure 11 is a schematic structural diagram of the support and positioning assembly of the mirror milling equipment for large-scale rotary spherical thin-walled parts according to another specific embodiment of the present invention.
  • Figure 12 is a schematic structural diagram of the support and positioning assembly of the mirror milling equipment for large-scale rotary spherical thin-walled parts according to another specific embodiment of the present invention.
  • Figure 13 is a schematic structural diagram of the support and positioning assembly of the mirror milling equipment for large-scale rotary spherical thin-walled parts according to another specific embodiment of the present invention.
  • Figure 14 is a schematic structural diagram of the annular base and annular turntable of the mirror milling equipment for large-scale rotary spherical thin-walled parts according to an embodiment of the present invention.
  • Fig. 15 is a flow chart of a control method of mirror milling equipment for large-scale rotary spherical thin-walled parts according to an embodiment of the present invention.
  • connection should be understood in a broad sense.
  • connection or integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two components.
  • connection or integral connection
  • connection or integral connection
  • connection can be a mechanical connection or an electrical connection
  • it can be a direct connection or an indirect connection through an intermediate medium
  • it can be an internal connection between two components.
  • specific meanings of the above terms in this application can be understood on a case-by-case basis.
  • the large-scale rotating spherical thin-walled parts mirror milling equipment 1 includes an annular base 100, an annular turntable 200, a processing and positioning assembly 300, a processing device 400, and a support and positioning assembly 500. and support 600 .
  • the annular turntable 200 is rotatably disposed on the annular base 100.
  • the annular turntable 200 is suitable for placing the parts 2 to be processed and the annular turntable 200 is suitable for driving the parts 2 to be processed to rotate together.
  • the processing positioning assembly 300 includes a processing base 310, a processing radial moving platform 320, a processing flipping platform 330, a processing tilting moving platform 340 and a processing parallel positioning device 350.
  • the processing base 310 is located on the radial outside of the annular turntable 200.
  • the base 310 is provided with a processing radial track 311 oriented along the radial direction of the annular turntable 200.
  • the processing radial moving platform 320 is slidably located on the processing radial track 311.
  • the processing turning moving platform 330 is reversibly located on the processing path.
  • the processing tilting moving platform 330 On the moving platform 320 and with the axis of rotation perpendicular to the radial direction of the annular turntable 200, the processing tilting moving platform 330 is provided with a processing tilt track 331 that extends obliquely from outside to inward along the radial direction of the annular turntable 200.
  • the processing tilting moving platform 340 is slidable.
  • the processing parallel positioning device 350 is installed on the processing tilting moving platform 340.
  • the processing device 400 is installed on the processing parallel positioning device 350.
  • the support positioning assembly 500 includes a support base 510, a support tilting platform 520 and a support parallel positioning device 540.
  • the support base 510 is located radially inside the annular turntable 200.
  • a support tilt track 511 extends from outside to inside and extends upward.
  • a support tilt movable platform 520 is slidably provided on the support tilt track 511 .
  • a support parallel positioning device 540 is installed on the support tilt movable platform 520 .
  • the support member 600 is mounted on the support parallel positioning device 540 .
  • the parts to be processed 2 can be driven to rotate, so that the parts to be processed 2 need to be processed.
  • the busbar position is adjusted to the processing device 400.
  • the angle of the processing device 400 can be adjusted by rotating the processing turning platform 330 .
  • the position of the processing device 400 on the bus line of the part to be processed 2 can be adjusted.
  • the processing parallel positioning device 350 can realize fine position adjustment of the processing device 400 in multiple degrees of freedom. By tilting the tilting movement of the supporting tilting platform 520, the position of the support member 600 on the busbar of the part to be processed 2 can be adjusted. Fine adjustment of the support 600 in multiple degrees of freedom can be achieved by supporting the parallel positioning device 540 .
  • the axis of the support member 600 can be kept coincident with the axis of the processing device 400, so that the support member 600 can be used to maintain support for the processing position of the processing device 400 and avoid thin-walled parts to be processed. 2 is deformed.
  • the mirror milling processing equipment 1 for the outer grid features of the large rotary spherical thin-walled parts has a higher efficiency.
  • the adaptability of the work space and environment improves the flexibility of processing operations, facilitates the overall in-situ processing of large and complex components, ensures processing accuracy, and alleviates resource conflicts.
  • the annular base 100 and the annular turntable 200 it can be suitable for installing rotary parts on the annular turntable 200, so that the mirror milling processing equipment 1 for the outer grid features of large-scale rotary spherical thin-walled parts can be suitable for rotary parts.
  • the parts are processed, and the parts to be processed are driven by the rotation of the annular turntable 200, and the parts can be quickly rotated to the position that needs to be processed, without the need to move the processing positioning device 300 and the supporting positioning device 500 as a whole, which is convenient for improving large-scale rotating spherical thin-walled parts.
  • the processing efficiency of mirror milling equipment 1 of the outer grid features The processing efficiency of mirror milling equipment 1 of the outer grid features.
  • the processing turning platform 330 to adjust the angle of the processing inclined rail 331, thereby adjusting the angle of the processing device 400, the position and angle of the processing device 400 on the spherical part can be easily adjusted, thereby making the processing device 400 easier to adapt to. Equipped with spherical parts, it facilitates the processing of a pair of spherical parts by mirror milling equipment for large-scale rotary spherical thin-walled parts. Therefore, the large-scale rotary spherical thin-walled parts mirror milling equipment 1 according to the embodiment of the present application has the advantages of strong adaptability, high operating flexibility, and high processing accuracy.
  • the large-scale rotary spherical thin-walled parts mirror milling equipment 1 includes an annular base 100, an annular turntable 200, and a processing positioning assembly. 300.
  • the processing positioning assembly 300 also includes a processing radial driving device for driving the processing radial moving platform 320, and a processing turning driving device for driving the processing turning platform 330. and a processing tilt driving device for driving the processing tilt moving platform 340.
  • the support positioning assembly 500 also includes a support tilt driving device for driving the supporting tilt moving platform 520.
  • the annular base 100 is provided with a turntable drive for driving the annular turntable 200. device. This can facilitate the driving of the processing radial moving platform 320, the processing tilting moving platform 340, the support tilting moving platform 520 and the annular turntable 200, and facilitate precise control of the positions of the processing device 400, the support 600 and the part to be processed 2.
  • the machining radial drive device includes a machining radial drive screw 313 and a machining radial drive motor 312.
  • the machining radial drive motor 312 is installed on the machining base 310.
  • the processing radial driving screw 313 is transmission connected with the processing radial driving motor 312, and the processing radial driving screw 313 is threaded with the nut of the processing radial moving platform 320.
  • the processing tilt driving device includes a processing tilt drive screw and a processing tilt drive motor 332.
  • the processing tilt drive motor 332 is installed on the processing tilt platform 330.
  • the processing tilt drive screw is transmission connected with the processing tilt drive motor 332.
  • the machining tilt drive screw is threaded with the nut of the machining tilt moving platform 340 .
  • the support tilt driving device includes a support tilt drive screw and a support tilt drive motor.
  • the support tilt drive motor is installed on the support base 510.
  • the support tilt drive screw is drivingly connected to the support tilt drive motor.
  • the supporting tilt driving screw screw is threadedly matched with the nut supporting the tilting moving platform 520 .
  • the processing turning driving device includes a turning driving screw 372, a turning driving motor 371 and a turning driving nut.
  • the turning driving motor 371 is reversibly installed on the processing radial moving platform 320.
  • the turning driving motor 371 is driven by the turning driving screw 372.
  • the flip driving screw 372 is threadedly matched with the flip driving nut, and the flip driving nut is reversibly installed on the processing flipping platform 330 .
  • the turntable driving device includes a turntable motor 210, a gear 220 and a ring gear 110.
  • the ring gear 110 is located on the annular base 100.
  • the turntable motor 210 is located on the annular turntable 200.
  • the gear 220 and the turntable motor 210 The transmission is connected and meshes with the ring gear 110 .
  • there may be a plurality of turntable motors 210 arranged at intervals along the circumference of the annular turntable 200 and there may be a plurality of gears 220 , and they may be transmission-connected to the plurality of turntable motors 210 in one-to-one correspondence. In this way, the rotation of the gear 220 driven by the motor can be converted into the rotation of the ring gear 110 through the meshing of the gear 220 and the ring gear 110, thereby realizing the driving of the annular turntable 200.
  • the processing parallel positioning device 350 includes a processing parallel positioning bracket 351 and a plurality of processing branch chains 352.
  • the processing branch chains 352 are respectively connected to the processing parallel positioning bracket 351 and the processing device 400.
  • the processing parallel positioning bracket 351 is connected to the processing parallel positioning bracket 351 and the processing device 400.
  • the positioning bracket 351 is connected to the processing tilting moving platform 340.
  • the processing parallel positioning device 350 is a four-axis parallel positioning device or a five-axis parallel positioning device. In other words, there are four or five processing branches 352 .
  • the degree of freedom requirements of the processing positioning assembly 300 It is possible to reduce, for example, four degrees of freedom, and the degrees of freedom along the cutting motion of the workpiece can be omitted.
  • the supporting parallel positioning device 540 includes a supporting parallel positioning bracket 541 and a plurality of supporting branch chains 542.
  • the supporting branch chains 542 are respectively connected to the supporting parallel positioning bracket 541 and the support member 600.
  • the supporting parallel positioning bracket 541 Connected to the supporting tilting moving platform 520.
  • the support parallel positioning device 540 is a three-axis parallel positioning device or a five-axis parallel positioning device. In other words, the number of supporting branches 542 is three or five.
  • the supporting parallel positioning device 540 is a three-axis parallel positioning device. In other words, there are three supporting branches 542 .
  • the bracket can be used to connect multiple branch chains to facilitate the multi-axis parallel positioning of the processing device 400 and the support member 600 .
  • the processing branch chain 352 includes a processing hollow motor 3521 and a processing ball screw 3522.
  • the processing hollow motor 3521 is transmission connected with the processing ball screw 3522 and is connected through the processing of the hollow motor 3521.
  • the rotation drives the processing ball screw 3522 to rotate along the central axis and move in the axial direction.
  • the processing hollow motor 3521 is connected to the processing parallel positioning bracket 351 through the first processing hinge 353.
  • the processing ball screw 3522 is connected to the processing device 400 through the second processing hinge 354. connected.
  • there are five processing branches 352 four of the five second processing hinges 354 are double rotation auxiliary hinges and one is a single rotation auxiliary hinge, and the five first processing hinges 353 are all double rotation auxiliary hinges.
  • the processing branch chain includes a processing branch chain track, a processing branch chain slider, a processing branch chain connecting rod, and a processing slide block motor
  • the processing branch chain rail is connected to the processing parallel positioning bracket
  • the processing branch chain slider is slidably disposed on the processing branch chain track
  • the processing slider motor is drivingly connected to the processing branch chain slider
  • one end of the processing branch chain connecting rod passes through the first processing branch chain slider.
  • the hinge is connected to the processing branch chain slide block and the other end is connected to the processing device through a second processing hinge.
  • the processing slide block motor can be drive-connected to the processing branch chain slide block through a screw threaded with the processing branch chain slide block.
  • the processing branch chain 352 includes a processing electric cylinder 3523, a processing telescopic rod 3524 and a processing telescopic motor 3525.
  • the processing telescopic rod 3524 is movably provided in the processing electric cylinder 3523 along the axial direction.
  • the processing telescopic motor 3525 is located on the processing electric cylinder 3523 and is transmission connected with the processing telescopic rod 3524.
  • the processing electric cylinder 3523 is connected to the processing parallel positioning bracket 351 through the first processing hinge 353, and the processing telescopic rod 3524 is connected to the processing telescopic rod 3524 through the second processing hinge 354.
  • the processing device 400 is connected.
  • two of the four first processing hinges 353 are single rotation auxiliary hinges with rotation axes parallel to each other and the remaining two are double rotation auxiliary hinges
  • the second processing hinge 354 is a ball hinge.
  • the processing branch chain 352 includes a processing electric cylinder 3523, a processing telescopic rod 3524 and a processing telescopic motor 3525.
  • the processing telescopic rod 3524 is movably arranged in the processing electric cylinder 3523 along the axial direction.
  • the processing telescopic motor 3525 is located on the processing electric cylinder 3523 and is transmission connected with the processing telescopic rod 3524.
  • the processing electric cylinder 3523 is connected to the processing parallel positioning bracket 351 through the first processing hinge 353, and the processing telescopic rod 3524 is connected to the processing telescopic rod 3524 through the second processing hinge 354.
  • the processing device 400 is connected.
  • the second processing hinge 354 is a ball hinge.
  • the processing device 400 is connected in parallel with the processing.
  • a passive telescopic branch chain is connected between the positioning brackets 351.
  • the passive telescopic branch chain includes an outer sleeve 3551 and a passive telescopic rod 3552.
  • the passive telescopic rod 3552 is movable in the outer sleeve 3551 along the axial direction, and the passive telescopic rod 3552 passes through
  • the first passive hinge 356 is connected to the processing device 400, and the outer sleeve 3551 is connected to the processing parallel positioning bracket 351 through the second passive hinge 357.
  • the first passive hinge 356 is a double-rotation auxiliary hinge
  • the second passive hinge 357 is a single-rotation auxiliary hinge. In this way, the passive telescopic branch chain can be used to further guide the movement of the processing device 400 and improve the stability and accuracy of the position of the processing device 400 .
  • the support branch chain 542 includes a support hollow motor 5424 and a support ball screw 5425.
  • the support hollow motor 5424 is drivingly connected to the support ball screw 5425 and is connected through the support hollow motor 5424.
  • the rotation drives the support ball screw 5425 to rotate along the central axis and move in the axial direction.
  • the support hollow motor 5424 is connected to the support parallel positioning bracket 541 through the first support hinge 543.
  • the support ball screw 5425 is connected to the support 600 through the second support hinge 544. connected.
  • the first support hinge 543 is a single rotation auxiliary hinge
  • the second support hinge 544 is a double rotation auxiliary hinge.
  • the support member 600 has multiple rotation auxiliary hinges. A support bump.
  • the support branch chain 542 includes a support branch chain track 5421, a support branch chain slider 5422, a support branch chain link 5423 and a support slider motor.
  • the support branch chain track 5421 is connected to the support parallel positioning bracket 541.
  • the support branch chain slider 5422 is slidably located on the support branch chain track 5421.
  • the support slider motor is transmission connected with the support branch chain slider 5422.
  • the support branch chain connecting rod 5423 One end is connected to the support branch chain slider 5422 through the first support hinge 543 and the other end is connected to the support member 600 through the second support hinge 544 .
  • the support slider motor can be transmission connected to the support branch chain slider 5422 through a screw threaded with the support branch chain slider 5422 .
  • there are three support branches 542 the three first support hinges 543 are all single-rotation auxiliary hinges, and the three second support hinges 544 are all ball hinges.
  • the support member 600 has a plurality of support protrusions.
  • the support branch chain 542 includes a support electric cylinder 5426, a support telescopic rod 5427 and a support telescopic motor 5428.
  • the support telescopic rod 5427 is movably disposed on the supporting electric cylinder along the axial direction.
  • the support telescopic motor 5428 is located on the support electric cylinder 5426 and is transmission connected with the support telescopic rod 5427.
  • the support electric cylinder 5426 is connected to the support parallel positioning bracket 541 through the first support hinge 543, and the support telescopic rod 5427 passes through the second support.
  • Hinge 544 is connected to support 600 .
  • the support member 600 is a ball-head support member or the support member 600 includes a support member main body with a plurality of support protrusions and a support member seat.
  • the support member main body is connected to the support member through a support member hinge 610
  • the base is connected, and the support hinge is a 610-position ball hinge or a double-rotating auxiliary hinge.
  • Figures 7 and 9 show mirror milling equipment 1 for large-scale rotary spherical thin-walled parts according to some examples of the present application.
  • the support tilting moving platform 520 is provided with a supporting chord rail 521 extending in the chord direction of the annular turntable 200, and the supporting chord rail 521 is slidably fitted with a supporting chord moving platform 530.
  • the support parallel positioning device 540 is provided on the support chord moving platform 530.
  • the support tilting platform 520 is provided with a support chord driving device for driving the support chord moving platform 530.
  • the support chord driving device includes a support chord driving device.
  • the motor and the supporting chordal driving screw are arranged on the supporting tilting moving platform 520.
  • the supporting chordal driving screw is drivingly connected to the supporting chordal driving motor.
  • the supporting chordal driving motor is connected to the supporting chordal driving screw.
  • the lead screw is threaded with a nut supporting the chordal moving platform 530 . In this way, the movement of the supporting chordal moving platform 530 can be used to drive the supporting member 600 to move along the chordal direction of the part to be processed 2, thereby further improving the degree of freedom in adjusting the position of the supporting member 600.
  • the support member 600 is rotatably mounted on the support parallel positioning device 540 through the support member hinge 610 .
  • the support hinge 610 may be a ball hinge, or as shown in FIG. 12 , the support hinge 610 may be a double-rotation auxiliary hinge, and the support 600 may have a plurality of support protrusions. This makes it easier for the support member 600 to conform to the inner surface of the spherical part.
  • the support member 600 may also be in the shape of a ball head. This allows the support member 600 to more easily conform to the inner surface of the spherical part.
  • the control method of the large-scale rotary spherical thin-walled parts mirror milling equipment 1 according to the embodiment of the present application by using the large-scale rotary spherical thin-walled parts mirror milling equipment 1 according to the above embodiments of the present application, it has strong adaptability and operation It has the advantages of high flexibility and high processing precision.

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Abstract

一种大型回转类球面薄壁件镜像铣加工装备及其加工方法,加工装备包括环形基座(100)、环形转台(200)、加工定位组件(300)、加工装置(400)、支撑定位组件(500)和支撑件(600),环形转台(200)带动待加工零件(2)一同转动,加工定位组件(300)包括加工基座(310)、加工径向动平台(320)、加工翻转动平台(330)、加工倾斜动平台(340)和加工并联定位装置(350),加工翻转动平台(330)可翻转地设在加工径向动平台(320)上且转动轴线垂直于环形转台(200)的径向,加工并联定位装置(350)安装在加工倾斜动平台(340)上,支撑定位组件(500)包括支撑基座(510)、支撑倾斜动平台(520)和支撑并联定位装置(540),支撑基座(510)设在环形转台(200)的径向内侧,支撑基座(510)上设有沿环形转台径向由外向内向上倾斜延伸的支撑倾斜轨道(511),支撑倾斜动平台(520)可滑动地设在支撑倾斜轨道(511)上,支撑并联定位装置(540)安装在支撑倾斜动平台(520)上。加工装备及其加工方法适应性强、作业柔性高、加工精度高。

Description

大型回转类球面薄壁件镜像铣加工装备及方法
相关申请的交叉引用
本申请基于申请号为202210592340.2,申请日为2022年05月27日的中国专利申请提出,并要求该中国专利申请的优先权,该中国专利申请的全部内容在此引入本申请作为参考。
技术领域
本申请涉及大型航天器零件加工技术领域,具体而言,涉及一种大型回转类球面薄壁件镜像铣加工装备和所述大型回转类球面薄壁件镜像铣加工装备的控制方法。
背景技术
以航空、航天为代表的高端制造业体现着国家科技的核心竞争力和重大需求。大型大型回转类球面薄壁件是运载火箭燃料贮箱的端盖或底盖,该类零件具有尺寸大、刚性弱、加工特征型面复杂的特点,在作业复杂性、质量一致性、加工效率和精度等方面对基础加工装备性能提出了严峻挑战。
相关技术中的大型回转类球面薄壁件的加工,采用大型专用机床加工,资源冲突现象时有发生,严重影响型号任务的研制进度,且该类零件具有薄壁特征,加工过程中工件易产生变形,加工精度难以保证。
发明内容
本申请旨在至少解决现有技术中存在的技术问题之一。为此,本申请提出一种大型回转类球面薄壁件镜像铣加工装备,该大型回转类球面薄壁件镜像铣加工装备具有适应性强、作业柔性高、加工精度高等优点。
本申请还提出一种所述大型回转类球面薄壁件镜像铣加工装备的控制方法。
为实现上述目的,根据本申请的第一方面的实施例提出一种大型回转类球面薄壁件镜像铣加工装备,所述大型回转类球面薄壁件镜像铣加工装备包括:环形基座;环形转台,所述环形转台可转动地设在所述环形基座上,所述环形转台上适于设置待加工零件且所述环形转台适于带动所述待加工零件一同转动;加工定位组件,所述加工定位组件包括加工基座、加工径向动平台、加工翻转动平台、加工倾斜动平台和加工并联定位装置,所述加工基座设在所述环形转台的径向外侧,所述加工基座上设有沿所述环形转台径向定向的加工径向轨道,所述加工径向动平台可滑动地设在所述加工径向轨道上,所述加工翻转动平台可翻转地设在所述加工径向动平台上且转动轴线垂直于所述环形转台的径向,所述加工翻转动平台上设有沿所述环形转台径向由外向内向上倾斜延伸的加工 倾斜轨道,所述加工倾斜动平台可滑动地设在所述加工倾斜轨道上,所述加工并联定位装置安装在所述加工倾斜动平台上;加工装置,所述加工装置安装在所述加工并联定位装置上;支撑定位组件,所述支撑定位组件包括支撑基座、支撑倾斜动平台和支撑并联定位装置,所述支撑基座设在所述环形转台的径向内侧,所述支撑基座上设有沿所述环形转台径向由外向内向上倾斜延伸的支撑倾斜轨道,所述支撑倾斜动平台可滑动地设在所述支撑倾斜轨道上,所述支撑并联定位装置安装在所述支撑动平台上;支撑件,所述支撑件安装在所述支撑并联定位装置上。
根据本申请实施例的大型回转类球面薄壁件镜像铣加工装备,具有适应性强、作业柔性高、加工精度高等优点。
另外,根据本申请上述实施例的大型回转类球面薄壁件镜像铣加工装备还可以具有如下附加的技术特征:
根据本申请的一个实施例,所述加工定位组件还包括用于驱动所述加工径向动平台的加工径向驱动装置、用于驱动所述加工翻转动平台的加工翻转驱动装置和用于驱动所述加工倾斜动平台的加工倾斜驱动装置,所述支撑定位组件还包括用于驱动所述支撑倾斜动平台的支撑倾斜驱动装置,所述环形基座上设有用于驱动所述环形转台的转台驱动装置。
根据本申请的一个实施例,所述加工径向驱动装置包括加工径向驱动丝杠和加工径向驱动电机,所述加工径向驱动电机安装在所述加工基座上,所述加工径向驱动丝杠与所述径向驱动电机传动连接,所述加工径向驱动丝杠与所述加工径向动平台的螺母螺纹配合;所述加工翻转驱动装置包括翻转驱动丝杠、翻转驱动电机和翻转驱动螺母,所述翻转驱动电机可翻转地安装在所述加工径向动平台上,所述翻转驱动电机与所述翻转驱动丝杠传动连接,所述翻转驱动丝杠与所述翻转驱动螺母螺纹配合,所述翻转驱动螺母可翻转地安装在所述加工翻转动平台上;所述加工倾斜驱动装置包括加工倾斜驱动丝杠和加工倾斜驱动电机,所述加工倾斜驱动电机安装在所述加工径向动平台上,所述加工倾斜驱动丝杠与所述加工倾斜驱动电机传动连接,所述加工倾斜驱动丝杠与所述加工倾斜动平台的螺母螺纹配合;所述支撑倾斜驱动装置包括支撑倾斜驱动丝杠和支撑倾斜驱动电机,所述支撑倾斜驱动电机安装在所述支撑基座上,所述支撑倾斜驱动丝杠与所述支撑倾斜驱动电机传动连接,所述支撑倾斜驱动丝杠与所述支撑倾斜动平台的螺母螺纹配合;所述转台驱动装置包括转台电机、齿轮和齿圈,所述齿圈设在所述环形基座上,所述转台电机设在所述环形转台上,所述齿轮与所述转台电机的电机轴传动连接且与所述齿圈啮合。
根据本申请的一个实施例,所述加工并联定位装置包括加工并联定位支架和多个加工支链,所述加工支链分别与所述加工并联定位支架和所述加工装置相连,所述加工并联定位支架与所述加工倾斜动平台相连;所述支撑并联定位装置包括支撑并联定位支架 和多个支撑支链,所述支撑支链分别与所述支撑并联定位支架和所述支撑件相连,所述支撑并联定位支架与所述支撑倾斜动平台相连。
根据本申请的一个实施例,所述加工支链包括加工中空电机和加工滚珠丝杠,所述加工中空电机与所述加工滚珠丝杠传动连接且通过所述加工中空电机的转动带动所述加工滚珠丝杠沿中心轴线转动且沿轴向移动,所述加工中空电机通过第一加工铰链与所述加工并联定位支架相连,所述加工滚珠丝杠通过第二加工铰链与所述加工装置相连,所述加工支链为五个,五个所述第二加工铰链中的四个为双转动副铰链且一个为单转动副铰链,五个所述第一加工铰链均为双转动副铰链;或所述加工支链包括加工支链轨道、加工支链滑块、加工支链连杆和加工滑块电机,所述加工支链轨道与所述加工并联定位支架相连,所述加工支链滑块可滑动地设在所述加工支链轨道上,所述加工滑块电机与所述加工支链滑块传动连接,所述加工支链连杆的一端通过第一加工铰链与所述加工支链滑块相连且另一端通过第二加工铰链与所述加工装置相连;或所述加工支链包括加工电动缸、加工伸缩杆和加工伸缩电机,所述加工伸缩杆沿轴向可移动地设在所述加工电动缸内,所述加工伸缩电机设在所述加工电动缸上且与所述加工伸缩杆传动连接,所述加工电动缸通过第一加工铰链与所述加工并联定位支架相连,所述加工伸缩杆通过第二加工铰链与所述加工装置相连,所述加工支链为四个,所述第二加工铰链均为球铰链,四个所述第一加工铰链中的两个为转动轴线相互平行的单转动副铰链且其余两个为双转动副铰链;或所述加工支链包括加工电动缸、加工伸缩杆和加工伸缩电机,所述加工伸缩杆沿轴向可移动地设在所述加工电动缸内,所述加工伸缩电机设在所述加工电动缸上且与所述加工伸缩杆传动连接,所述加工电动缸通过第一加工铰链与所述加工并联定位支架相连,所述加工伸缩杆通过第二加工铰链与所述加工装置相连,所述加工支链为四个,所述第二加工铰链均为球铰链,四个所述第一加工铰链中的两个为转动轴线相互平行的单转动副铰链且其余两个为双转动副铰链,所述加工装置与所述加工并联定位支架之间连接有被动伸缩支链,所述被动伸缩支链包括外套管和被动伸缩杆,所述被动伸缩杆可沿轴向移动地配合在所述外套管内,所述被动伸缩杆通过第一被动铰链与所述加工装置相连,所述外套管通过第二被动铰链与所述加工并联定位支架相连,所述第一被动铰链为双转动副铰链,所述第二被动铰链为单转动副铰链。
根据本申请的一个实施例,所述支撑支链包括支撑中空电机和支撑滚珠丝杠,所述支撑中空电机与所述支撑滚珠丝杠传动连接且通过所述支撑中空电机的转动带动所述支撑滚珠丝杠沿中心轴线转动且沿轴向移动,所述支撑中空电机通过第一支撑铰链与所述支撑并联定位支架相连,所述支撑滚珠丝杠通过第二支撑铰链与所述支撑件相连,所述支撑支链为三个且所述第一支撑铰链均为单转动副铰链且所述第二支撑铰链均为双转动副铰链,所述支撑件具有多个支撑凸起;或所述支撑支链包括支撑支链轨道、支撑支链滑块、支撑支链连杆和支撑滑块电机,所述支撑支链轨道与所述支撑并联定位支架相连, 所述支撑支链滑块可滑动地设在所述支撑支链轨道上,所述支撑滑块电机与所述支撑支链滑块传动连接,所述支撑支链连杆的一端通过第一支撑铰链与所述支撑支链滑块相连且另一端通过第二支撑铰链与所述支撑件相连,所述支撑支链为三个且三个所述第一支撑铰链均为单转动副铰链且三个所述第二支撑铰链均为球铰链,所述支撑件具有多个支撑凸起;或所述支撑支链包括支撑电动缸、支撑伸缩杆和支撑伸缩电机,所述支撑伸缩杆沿轴向可移动地设在所述支撑电动缸内,所述支撑伸缩电机设在所述支撑电动缸上且与所述支撑伸缩杆传动连接,所述支撑电动缸通过第一支撑铰链与所述支撑并联定位支架相连,所述支撑伸缩杆通过第二支撑铰链与所述支撑件相连,所述支撑支链为三个且所述第一支撑铰链和所述第二支撑铰链均为双转动副铰链,所述第一支撑铰链的两个转动副的转动轴线所在平面与所述第二支撑铰链的两个转动副的转动轴线所在平面平行,所述支撑件为球头支撑件或所述支撑件包括具有多个支撑凸起的支撑件主体和支撑件座,所述支撑件主体通过球铰链或双转动副铰链与所述支撑件座相连。
根据本申请的一个实施例,所述支撑倾斜动平台上设有沿所述环形转台的弦向延伸的支撑弦向轨道,所述支撑弦向轨道上可滑动地配合有支撑弦向动平台,所述支撑并联定位装置设在所述支撑弦向动平台上,所述支撑倾斜动平台上设有用于驱动所述支撑弦向动平台的支撑弦向驱动装置。
根据本申请的一个实施例,所述支撑弦向驱动装置包括支撑弦向驱动电机和支撑弦向驱动丝杠,所述支撑弦向驱动电机设在所述支撑倾斜动平台上,所述支撑弦向驱动丝杠与所述支撑弦向驱动电机传动连接,所述支撑弦向驱动丝杠与所述支撑弦向动平台的螺母螺纹配合。
根据本申请的一个实施例,所述支撑件通过支撑件铰链可转动地安装在所述支撑并联定位装置上。
根据本申请的第二方面的实施例提出一种根据本申请的第一方面的实施例所述的大型回转类球面薄壁件镜像铣加工装备的控制方法,包括以下步骤:
S1、将所述待加工零件安装到所述环形转台上;
S2、通过所述加工定位组件驱动所述加工装置,将所述加工装置定位于所述待加工零件的待加工表面;
S3、通过所述支撑定位组件驱动所述支撑件,将所述支撑件定位于与所述加工装置轴线重合的位置;
S4、通过所述环形转台驱动所述待加工零件转动,完成所述待加工零件一条纬线的加工;
S5、通过所述加工定位组件驱动所述加工装置并通过所述支撑定位组件驱动所述支撑件,将所述加工装置和所述支撑件移动到所述待加工零件上的下一条纬线;
S6、重复S4和S5,直至完成所述待加工零件的表面的加工。
根据本申请实施例的大型回转类球面薄壁件镜像铣加工装备的控制方法,通过利用根据本申请的第一方面的实施例所述的大型回转类球面薄壁件镜像铣加工装备,具有适应性强、作业柔性高、加工精度高等优点。
本申请的附加方面和优点将在下面的描述中部分给出,部分将从下面的描述中变得明显,或通过本申请的实践了解到。
附图说明
本发明的上述和/或附加的方面和优点从结合下面附图对实施例的描述中将变得明显和容易理解,其中:
图1是根据本发明实施例的大型回转类球面薄壁件镜像铣加工装备的结构示意图。
图2是根据本发明实施例的大型回转类球面薄壁件镜像铣加工装备的结构示意图。
图3是根据本发明一个具体实施例的大型回转类球面薄壁件镜像铣加工装备的加工定位组件的结构示意图。
图4是根据本发明一个具体实施例的大型回转类球面薄壁件镜像铣加工装备的加工定位组件的加工并联定位装置的结构示意图。
图5是根据本发明另一个具体实施例的大型回转类球面薄壁件镜像铣加工装备的加工定位组件的结构示意图。
图6是根据本发明另一个具体实施例的大型回转类球面薄壁件镜像铣加工装备的加工定位组件的结构示意图。
图7是根据本发明一个具体实施例的大型回转类球面薄壁件镜像铣加工装备的支撑定位组件的结构示意图。
图8是根据本发明一个具体实施例的大型回转类球面薄壁件镜像铣加工装备的支撑定位组件的支撑并联定位装置的结构示意图。
图9是根据本发明另一个具体实施例的大型回转类球面薄壁件镜像铣加工装备的支撑定位组件的结构示意图。
图10是根据本发明另一个具体实施例的大型回转类球面薄壁件镜像铣加工装备的支撑定位组件的支撑并联定位装置的结构示意图。
图11是根据本发明另一个具体实施例的大型回转类球面薄壁件镜像铣加工装备的支撑定位组件的结构示意图。
图12是根据本发明另一个具体实施例的大型回转类球面薄壁件镜像铣加工装备的支撑定位组件的结构示意图。
图13是根据本发明另一个具体实施例的大型回转类球面薄壁件镜像铣加工装备 的支撑定位组件的结构示意图。
图14是根据本发明实施例的大型回转类球面薄壁件镜像铣加工装备的环形基座和环形转台的结构示意图。
图15是根据本发明实施例的大型回转类球面薄壁件镜像铣加工装备的控制方法的流程图。
附图标记:大型回转类球面薄壁件镜像铣加工装备1、环形基座100、齿圈110、环形转台200、转台电机210、齿轮220、加工定位组件300、加工基座310、加工径向轨道311、加工径向驱动电机312、加工径向驱动丝杠313、加工径向动平台320、加工翻转动平台330、加工倾斜轨道331、加工倾斜驱动电机332、加工倾斜动平台340、加工并联定位装置350、加工并联定位支架351、加工支链352、加工中空电机3521、加工滚珠丝杠3522、加工电动缸3523、加工伸缩杆3524、加工伸缩电机3525、第一加工铰链353、第二加工铰链354、外套管3551、被动伸缩杆3552、第一被动铰链356、第二被动铰链357、加工竖向动平台360、翻转驱动电机371、翻转驱动丝杠372、加工装置400、支撑定位组件500、支撑基座510、支撑倾斜轨道511、支撑倾斜动平台520、支撑弦向轨道521、支撑弦向动平台530、支撑并联定位装置540、支撑并联定位支架541、支撑支链542、支撑支链轨道5421、支撑支链滑块5422、支撑支链连杆5423、支撑中空电机5424、支撑滚珠丝杠5425、支撑电动缸5426、支撑伸缩杆5427、支撑伸缩电机5428、第一支撑铰链543、第二支撑铰链544、支撑件600、支撑件铰链610、待加工零件2
具体实施方式
下面详细描述本申请的实施例,所述实施例的示例在附图中示出,其中自始至终相同或类似的标号表示相同或类似的元件或具有相同或类似功能的元件。下面通过参考附图描述的实施例是示例性的,仅用于解释本申请,而不能理解为对本申请的限制。
在本申请的描述中,需要理解的是,术语“中心”、“纵向”、“横向”、“长度”、“宽度”、“厚度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”“内”、“外”、“顺时针”、“逆时针”、“轴向”、“径向”、“周向”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本申请和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本申请的限制。此外,限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个该特征。在本申请的描述中,除非另有说明,“多个”的含义是两个或两个以上。
在本申请的描述中,需要说明的是,除非另有明确的规定和限定,术语“安装”、“相连”、“连接”应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或一体地 连接;可以是机械连接,也可以是电连接;可以是直接相连,也可以通过中间媒介间接相连,可以是两个元件内部的连通。对于本领域的普通技术人员而言,可以具体情况理解上述术语在本申请中的具体含义。
下面参考附图描述根据本申请实施例的大型回转类球面薄壁件镜像铣加工装备1。
如图1-图15所示,根据本申请实施例的大型回转类球面薄壁件镜像铣加工装备1包括环形基座100、环形转台200、加工定位组件300、加工装置400、支撑定位组件500和支撑件600。
环形转台200可转动地设在环形基座100上,环形转台200上适于设置待加工零件2且环形转台200适于带动待加工零件2一同转动。
加工定位组件300包括加工基座310、加工径向动平台320、加工翻转动平台330、加工倾斜动平台340和加工并联定位装置350,加工基座310设在环形转台200的径向外侧,加工基座310上设有沿环形转台200径向定向的加工径向轨道311,加工径向动平台320可滑动地设在加工径向轨道311上,加工翻转动平台330可翻转地设在加工径向动平台320上且转动轴线垂直于环形转台200的径向,加工翻转动平台330上设有沿环形转台200径向由外向内向上倾斜延伸的加工倾斜轨道331,加工倾斜动平台340可滑动地设在加工倾斜轨道331上,加工并联定位装置350安装在加工倾斜动平台340上。
加工装置400安装在加工并联定位装置350上。
支撑定位组件500包括支撑基座510、支撑倾斜动平台520和支撑并联定位装置540,支撑基座510设在环形转台200的径向内侧,支撑基座510上设有沿环形转台200径向由外向内向上倾斜延伸的支撑倾斜轨道511,支撑倾斜动平台520可滑动地设在支撑倾斜轨道511上,支撑并联定位装置540安装在支撑倾斜动平台520上。
支撑件600安装在支撑并联定位装置540上。
根据本申请实施例的大型回转类球面薄壁件镜像铣加工装备1,通过环形转台200在环形基座100上的转动,可以带动待加工零件2进行转动,从而将待加工零件2需要加工的母线位置调整至加工装置400处。通过加工径向动平台320的径向移动,可以调节加工装置400在待加工零件2径向上的位置。通过加工翻转动平台330的转动可以调节加工装置400的角度。通过加工倾斜动平台340的倾斜移动,可以调节加工装置400在待加工零件2的母线上的位置。通过加工并联定位装置350可以实现对加工装置400在多个自由度上的精细位置调节。通过支撑倾斜动平台520的倾斜移动,可以调节支撑件600在待加工零件2的母线上的位置。通过支撑并联定位装置540可以实现对支撑件600在多个自由度上的精细调节。
由此可以使加工装置400在加工过程中,支撑件600的轴线与加工装置400的轴线保持重合,从而利用支撑件600保持对加工装置400的加工位置的支撑,避免薄壁特性的待加工零件2发生形变。
并且,通过利用多轴并联定位装置实现对加工装置400和支撑件600的定位,相比相关技术中的加工方式,大型回转类球面薄壁件外侧网格特征镜像铣加工装备1具有更高的工作空间和环境的适应性,提高了加工作业的柔性,便于实现大型复杂构件的整体原位加工,便于保证加工精度,而且可以缓解资源冲突。
此外,通过设置环形基座100和环形转台200,可以适于在环形转台200上设置回转类零件,从而使大型回转类球面薄壁件外侧网格特征镜像铣加工装备1能够适用于对回转类零件的加工,而且通过环形转台200的转动带动待加工零件,可以将零件快速地转动至需要加工的位置,无需整体移动加工定位装置300和支撑定位装置500,便于提高大型回转类球面薄壁件外侧网格特征镜像铣加工装备1的加工效率。
另外,通过使加工翻转动平台330的翻转调节加工倾斜轨道331的角度,从而调节加工装置400的角度,可以便于调节加工装置400在球面零件上的位置和角度,从而使加工装置400更容易适配球面零件,便于大型回转类球面薄壁件镜像铣加工装备1对球面零件的加工。因此,根据本申请实施例的大型回转类球面薄壁件镜像铣加工装备1具有适应性强、作业柔性高、加工精度高等优点。
下面参考附图描述根据本申请具体实施例的大型回转类球面薄壁件镜像铣加工装备1。
在本申请的一些具体实施例中,如图1-图15所示,根据本申请实施例的大型回转类球面薄壁件镜像铣加工装备1包括环形基座100、环形转台200、加工定位组件300、加工装置400、支撑定位组件500和支撑件600。
具体地,如图1-图6和图14所示,加工定位组件300还包括用于驱动加工径向动平台320的加工径向驱动装置、用于驱动加工翻转动平台330的加工翻转驱动装置和用于驱动加工倾斜动平台340的加工倾斜驱动装置,支撑定位组件500还包括用于驱动支撑倾斜动平台520的支撑倾斜驱动装置,环形基座100上设有用于驱动环形转台200的转台驱动装置。这样可以便于对加工径向动平台320、加工倾斜动平台340、支撑倾斜动平台520和环形转台200进行驱动,便于对加工装置400、支撑件600和待加工零件2的位置的精确控制。
更为具体地,如图1-图6所示,所述加工径向驱动装置包括加工径向驱动丝杠313和加工径向驱动电机312,加工径向驱动电机312安装在加工基座310上,加工径向驱动丝杠313与加工径向驱动电机312传动连接,加工径向驱动丝杠313与加工径向动平台320的螺母螺纹配合。
所述加工倾斜驱动装置包括加工倾斜驱动丝杠和加工倾斜驱动电机332,加工倾斜驱动电机332安装在加工倾斜平台330上,所述加工倾斜驱动丝杠与加工倾斜驱动电机332传动连接,所述加工倾斜驱动丝杠与加工倾斜动平台340的螺母螺纹配合。
所述支撑倾斜驱动装置包括支撑倾斜驱动丝杠和支撑倾斜驱动电机,所述支撑倾斜 驱动电机安装在支撑基座510上,所述支撑倾斜驱动丝杠与所述支撑倾斜驱动电机传动连接,所述支撑倾斜驱动丝杠与支撑倾斜动平台520的螺母螺纹配合。
这样可以通过丝杠与动平台的螺母的螺纹配合将电机带动丝杠的转动转化为动平台在丝杠轴向上的移动,从而实现对加工径向动平台320、加工倾斜动平台340和支撑倾斜动平台520的驱动。
所述加工翻转驱动装置包括翻转驱动丝杠372、翻转驱动电机371和翻转驱动螺母,翻转驱动电机371可翻转地安装在加工径向动平台320上,翻转驱动电机371与翻转驱动丝杠372传动连接,翻转驱动丝杠372与所述翻转驱动螺母螺纹配合,所述翻转驱动螺母可翻转地安装在加工翻转动平台330上。
这样可以通过丝杠与螺母的螺纹配合将电机带动丝杠的转动转化为螺母在丝杠轴向上的移动,从而利用螺母的移动带动加工翻转动平台330进行翻转。
如图14所示,所述转台驱动装置包括转台电机210、齿轮220和齿圈110,齿圈110设在环形基座100上,转台电机210设在环形转台200上,齿轮220与转台电机210传动连接且与齿圈110啮合。具体而言,转台电机210可以为多个且沿环形转台200的周向间隔设置,齿轮220可以为多个且与多个转台电机210一一对应地传动连接。这样可以通过齿轮220和齿圈110的啮合将电机带动齿轮220的转动转化为齿圈110的转动,从而实现环形转台200的驱动。
有利地,如图1-图6所示,加工并联定位装置350包括加工并联定位支架351和多个加工支链352,加工支链352分别与加工并联定位支架351和加工装置400相连,加工并联定位支架351与加工倾斜动平台340相连。具体而言,加工并联定位装置350为四轴并联定位装置或五轴并联定位装置。换言之,加工支链352为四个或五个。
本领域的技术人员可以理解的是,由于大型回转类球面薄壁件的加工相比大型回转类锥形外表面网格特征的加工,不需要加工网格特征,加工定位组件300的自由度要求可以降低,例如四自由度,可以省略沿工件切削运动的自由度。
如图7-图13所示,支撑并联定位装置540包括支撑并联定位支架541和多个支撑支链542,支撑支链542分别与支撑并联定位支架541和支撑件600相连,支撑并联定位支架541与支撑倾斜动平台520相连。具体而言,支撑并联定位装置540为三轴并联定位装置或五轴并联定位装置。换言之,支撑支链542为三个或五个。这里优选支撑并联定位装置540为三轴并联定位装置。换言之,支撑支链542为三个。
这样可以利用支架连接多个支链,便于对加工装置400和支撑件600的多轴并联定位。
在一些实施例中,如图3和图4所示,加工支链352包括加工中空电机3521和加工滚珠丝杠3522,加工中空电机3521与加工滚珠丝杠3522传动连接且通过加工中空电机3521的转动带动加工滚珠丝杠3522沿中心轴线转动且沿轴向移动,加工中空电机3521 通过第一加工铰链353与加工并联定位支架351相连,加工滚珠丝杠3522通过第二加工铰链354与加工装置400相连。具体而言,加工支链352为五个,五个第二加工铰链354中的四个为双转动副铰链且一个为单转动副铰链,五个第一加工铰链353均为双转动副铰链。
在另一些实施例中,所述加工支链包括加工支链轨道、加工支链滑块、加工支链连杆和加工滑块电机,所述加工支链轨道与所述加工并联定位支架相连,所述加工支链滑块可滑动地设在所述加工支链轨道上,所述加工滑块电机与所述加工支链滑块传动连接,所述加工支链连杆的一端通过第一加工铰链与所述加工支链滑块相连且另一端通过第二加工铰链与所述加工装置相连。具体而言,所述加工滑块电机可以通过与所述加工支链滑块螺纹配合的丝杠与所述加工支链滑块传动连接。
在另一些实施例中,如图5所示,加工支链352包括加工电动缸3523、加工伸缩杆3524和加工伸缩电机3525,加工伸缩杆3524沿轴向可移动地设在加工电动缸3523内,加工伸缩电机3525设在加工电动缸3523上且与加工伸缩杆3524传动连接,加工电动缸3523通过第一加工铰链353与加工并联定位支架351相连,加工伸缩杆3524通过第二加工铰链354与加工装置400相连。具体而言,四个第一加工铰链353中的两个为转动轴线相互平行的单转动副铰链且其余两个为双转动副铰链,第二加工铰链354为球铰链。
在另一些实施例中,如图6所示,加工支链352包括加工电动缸3523、加工伸缩杆3524和加工伸缩电机3525,加工伸缩杆3524沿轴向可移动地设在加工电动缸3523内,加工伸缩电机3525设在加工电动缸3523上且与加工伸缩杆3524传动连接,加工电动缸3523通过第一加工铰链353与加工并联定位支架351相连,加工伸缩杆3524通过第二加工铰链354与加工装置400相连。具体而言,四个第一加工铰链353中的两个为转动轴线相互平行的单转动副铰链且其余两个为双转动副铰链,第二加工铰链354为球铰链,加工装置400与加工并联定位支架351之间连接有被动伸缩支链,所述被动伸缩支链包括外套管3551和被动伸缩杆3552,被动伸缩杆3552可沿轴向移动地配合在外套管3551内,被动伸缩杆3552通过第一被动铰链356与加工装置400相连,外套管3551通过第二被动铰链357与加工并联定位支架351相连。第一被动铰链356为双转动副铰链,第二被动铰链357为单转动副铰链。这样可以利用所述被动伸缩支链进一步对加工装置400的移动进行引导,提高加工装置400位置的稳定性和准确性。
这样均可以实现对加工装置400的多轴驱动。
在一些实施例中,如图9和图10所示,支撑支链542包括支撑中空电机5424和支撑滚珠丝杠5425,支撑中空电机5424与支撑滚珠丝杠5425传动连接且通过支撑中空电机5424的转动带动支撑滚珠丝杠5425沿中心轴线转动且沿轴向移动,支撑中空电机5424通过第一支撑铰链543与支撑并联定位支架541相连,支撑滚珠丝杠5425通过第二支撑铰链544与支撑件600相连。具体而言,如图9和图10所示,支撑支链542可以为三个, 第一支撑铰链543为单转动副铰链,第二支撑铰链544均为双转动副铰链,支撑件600具有多个支撑凸起。
在另一些实施例中,如图7和图8所示,支撑支链542包括支撑支链轨道5421、支撑支链滑块5422、支撑支链连杆5423和支撑滑块电机,支撑支链轨道5421与支撑并联定位支架541相连,支撑支链滑块5422可滑动地设在支撑支链轨道5421上,所述支撑滑块电机与支撑支链滑块5422传动连接,支撑支链连杆5423的一端通过第一支撑铰链543与支撑支链滑块5422相连且另一端通过第二支撑铰链544与支撑件600相连。具体而言,所述支撑滑块电机可以通过与支撑支链滑块5422螺纹配合的丝杠与支撑支链滑块5422传动连接。具体而言,支撑支链542为三个,三个第一支撑铰链543均为单转动副铰链且三个第二支撑铰链544均为球铰链,支撑件600具有多个支撑凸起。
在另一些实施例中,如图11-图13所示,支撑支链542包括支撑电动缸5426、支撑伸缩杆5427和支撑伸缩电机5428,支撑伸缩杆5427沿轴向可移动地设在支撑电动缸5426内,支撑伸缩电机5428设在支撑电动缸5426上且与支撑伸缩杆5427传动连接,支撑电动缸5426通过第一支撑铰链543与支撑并联定位支架541相连,支撑伸缩杆5427通过第二支撑铰链544与支撑件600相连。支撑支链542为三个且第一支撑铰链543和第二支撑铰链544均为双转动副铰链,第一支撑铰链543的两个转动副的转动轴线所在平面与第二支撑铰链544的两个转动副的转动轴线所在平面平行,支撑件600为球头支撑件或支撑件600包括具有多个支撑凸起的支撑件主体和支撑件座,所述支撑件主体通过支撑件铰链610与支撑件座相连,支撑件铰链610位球铰链或双转动副铰链。
这样均可以实现对支撑件600的多轴驱动。
图7和图9示出了根据本申请一些示例的大型回转类球面薄壁件镜像铣加工装备1。如图7和图9所示,支撑倾斜动平台520上设有沿环形转台200的弦向延伸的支撑弦向轨道521,支撑弦向轨道521上可滑动地配合有支撑弦向动平台530,支撑并联定位装置540设在支撑弦向动平台530上,支撑倾斜动平台520上设有用于驱动支撑弦向动平台530的支撑弦向驱动装置,所述支撑弦向驱动装置包括支撑弦向驱动电机和支撑弦向驱动丝杠,所述支撑弦向驱动电机设在支撑倾斜动平台520上,所述支撑弦向驱动丝杠与所述支撑弦向驱动电机传动连接,所述支撑弦向驱动丝杠与支撑弦向动平台530的螺母螺纹配合。这样可以利用支撑弦向动平台530的移动带动支撑件600沿待加工零件2的弦向移动,从而进一步提高支撑件600位置调节的自由度。
有利地,如图11和图12所示,支撑件600通过支撑件铰链610可转动地安装在所述支撑并联定位装置540上。具体而言,如图11所示,支撑件铰链610可以为球铰链,或如图12所示,支撑件铰链610可以为双转动副铰链,支撑件600可以具有多个支撑凸起。这样可以使支撑件600更容易贴合球面零件的内表面。
在另一些实施例中,如图13所示,支撑件也600也可以为球头形。这样可以使支撑 件600更容易贴合球面零件的内表面。
下面描述根据本申请上述实施例的大型回转类球面薄壁件镜像铣加工装备1的控制方法,包括以下步骤:
S1、将所述待加工零件安装到所述环形转台上;
S2、通过所述加工定位组件驱动所述加工装置,将所述加工装置定位于所述待加工零件的待加工表面;
S3、通过所述支撑定位组件驱动所述支撑件,将所述支撑件定位于与所述加工装置轴线重合的位置;
S4、通过所述环形转台驱动所述待加工零件转动,完成所述待加工零件一条纬线的加工;
S5、通过所述加工定位组件驱动所述加工装置并通过所述支撑定位组件驱动所述支撑件,将所述加工装置和所述支撑件移动到所述待加工零件上的下一条纬线;
S6、重复S4和S5,直至完成所述待加工零件的表面的加工。
根据本申请实施例的大型回转类球面薄壁件镜像铣加工装备1的控制方法,通过利用根据本申请上述实施例的大型回转类球面薄壁件镜像铣加工装备1,具有适应性强、作业柔性高、加工精度高等优点。
根据本申请实施例的大型回转类球面薄壁件镜像铣加工装备1的其他构成以及操作对于本领域普通技术人员而言都是已知的,这里不再详细描述。
在本说明书的描述中,参考术语“一个实施例”、“一些实施例”、“示意性实施例”、“示例”、“具体示例”、或“一些示例”等的描述意指结合该实施例或示例描述的具体特征、结构、材料或者特点包含于本申请的至少一个实施例或示例中。在本说明书中,对上述术语的示意性表述不一定指的是相同的实施例或示例。而且,描述的具体特征、结构、材料或者特点可以在任何的一个或多个实施例或示例中以合适的方式结合。
尽管已经示出和描述了本申请的实施例,本领域的普通技术人员可以理解:在不脱离本申请的原理和宗旨的情况下可以对这些实施例进行多种变化、修改、替换和变型,本申请的范围由权利要求及其等同物限定。

Claims (10)

  1. 一种大型回转类球面薄壁件镜像铣加工装备,其中,包括:
    环形基座;
    环形转台,所述环形转台可转动地设在所述环形基座上,所述环形转台上适于设置待加工零件且所述环形转台适于带动所述待加工零件一同转动;
    加工定位组件,所述加工定位组件包括加工基座、加工径向动平台、加工翻转动平台、加工倾斜动平台和加工并联定位装置,所述加工基座设在所述环形转台的径向外侧,所述加工基座上设有沿所述环形转台径向定向的加工径向轨道,所述加工径向动平台可滑动地设在所述加工径向轨道上,所述加工翻转动平台可翻转地设在所述加工径向动平台上且转动轴线垂直于所述环形转台的径向,所述加工翻转动平台上设有沿所述环形转台径向由外向内向上倾斜延伸的加工倾斜轨道,所述加工倾斜动平台可滑动地设在所述加工倾斜轨道上,所述加工并联定位装置安装在所述加工倾斜动平台上;
    加工装置,所述加工装置安装在所述加工并联定位装置上;
    支撑定位组件,所述支撑定位组件包括支撑基座、支撑倾斜动平台和支撑并联定位装置,所述支撑基座设在所述环形转台的径向内侧,所述支撑基座上设有沿所述环形转台径向由外向内向上倾斜延伸的支撑倾斜轨道,所述支撑倾斜动平台可滑动地设在所述支撑倾斜轨道上,所述支撑并联定位装置安装在所述支撑动平台上;
    支撑件,所述支撑件安装在所述支撑并联定位装置上。
  2. 根据权利要求1所述的大型回转类球面薄壁件镜像铣加工装备,其中,所述加工定位组件还包括用于驱动所述加工径向动平台的加工径向驱动装置、用于驱动所述加工翻转动平台的加工翻转驱动装置和用于驱动所述加工倾斜动平台的加工倾斜驱动装置,所述支撑定位组件还包括用于驱动所述支撑倾斜动平台的支撑倾斜驱动装置,所述环形基座上设有用于驱动所述环形转台的转台驱动装置。
  3. 根据权利要求2所述的大型回转类球面薄壁件镜像铣加工装备,其中,所述加工径向驱动装置包括加工径向驱动丝杠和加工径向驱动电机,所述加工径向驱动电机安装在所述加工基座上,所述加工径向驱动丝杠与所述径向驱动电机传动连接,所述加工径向驱动丝杠与所述加工径向动平台的螺母螺纹配合;
    所述加工翻转驱动装置包括翻转驱动丝杠、翻转驱动电机和翻转驱动螺母,所述翻转驱动电机可翻转地安装在所述加工径向动平台上,所述翻转驱动电机与所述翻转驱动丝杠传动连接,所述翻转驱动丝杠与所述翻转驱动螺母螺纹配合,所述翻转驱动螺母可翻转地安装在所述加工翻转动平台上;
    所述加工倾斜驱动装置包括加工倾斜驱动丝杠和加工倾斜驱动电机,所述加工倾斜驱动电机安装在所述加工径向动平台上,所述加工倾斜驱动丝杠与所述加工倾斜驱动电机传动连接,所述加工倾斜驱动丝杠与所述加工倾斜动平台的螺母螺纹配合;
    所述支撑倾斜驱动装置包括支撑倾斜驱动丝杠和支撑倾斜驱动电机,所述支撑倾斜驱动电机安装在所述支撑基座上,所述支撑倾斜驱动丝杠与所述支撑倾斜驱动电机传动连接,所述支撑倾斜驱动丝杠与所述支撑倾斜动平台的螺母螺纹配合;
    所述转台驱动装置包括转台电机、齿轮和齿圈,所述齿圈设在所述环形基座上,所述转台电机设在所述环形转台上,所述齿轮与所述转台电机的电机轴传动连接且与所述齿圈啮合。
  4. 根据权利要求1所述的大型回转类球面薄壁件镜像铣加工装备,其中,所述加工并联定位装置包括加工并联定位支架和多个加工支链,所述加工支链分别与所述加工并联定位支架和所述加工装置相连,所述加工并联定位支架与所述加工倾斜动平台相连;
    所述支撑并联定位装置包括支撑并联定位支架和多个支撑支链,所述支撑支链分别与所述支撑并联定位支架和所述支撑件相连,所述支撑并联定位支架与所述支撑倾斜动平台相连。
  5. 根据权利要求4所述的大型回转类球面薄壁件镜像铣加工装备,其中,所述加工支链包括加工中空电机和加工滚珠丝杠,所述加工中空电机与所述加工滚珠丝杠传动连接且通过所述加工中空电机的转动带动所述加工滚珠丝杠沿中心轴线转动且沿轴向移动,所述加工中空电机通过第一加工铰链与所述加工并联定位支架相连,所述加工滚珠丝杠通过第二加工铰链与所述加工装置相连,所述加工支链为五个,五个所述第二加工铰链中的四个为双转动副铰链且一个为单转动副铰链,五个所述第一加工铰链均为双转动副铰链;
    或所述加工支链包括加工支链轨道、加工支链滑块、加工支链连杆和加工滑块电机,所述加工支链轨道与所述加工并联定位支架相连,所述加工支链滑块可滑动地设在所述加工支链轨道上,所述加工滑块电机与所述加工支链滑块传动连接,所述加工支链连杆的一端通过第一加工铰链与所述加工支链滑块相连且另一端通过第二加工铰链与所述加工装置相连;
    或所述加工支链包括加工电动缸、加工伸缩杆和加工伸缩电机,所述加工伸缩杆沿轴向可移动地设在所述加工电动缸内,所述加工伸缩电机设在所述加工电动缸上且与所述加工伸缩杆传动连接,所述加工电动缸通过第一加工铰链与所述加工并联定位支架相连,所述加工伸缩杆通过第二加工铰链与所述加工装置相连,所述加工支链为四个,所述第二加工铰链均为球铰链,四个所述第一加工铰链中的两个为转动轴线相互平行的单转动副铰链且其余两个为双转动副铰链;
    或所述加工支链包括加工电动缸、加工伸缩杆和加工伸缩电机,所述加工伸缩杆沿轴向可移动地设在所述加工电动缸内,所述加工伸缩电机设在所述加工电动缸上且与所述加工伸缩杆传动连接,所述加工电动缸通过第一加工铰链与所述加工并联定位支架相连,所述加工伸缩杆通过第二加工铰链与所述加工装置相连,所述加工支链为四个,所 述第二加工铰链均为球铰链,四个所述第一加工铰链中的两个为转动轴线相互平行的单转动副铰链且其余两个为双转动副铰链,所述加工装置与所述加工并联定位支架之间连接有被动伸缩支链,所述被动伸缩支链包括外套管和被动伸缩杆,所述被动伸缩杆可沿轴向移动地配合在所述外套管内,所述被动伸缩杆通过第一被动铰链与所述加工装置相连,所述外套管通过第二被动铰链与所述加工并联定位支架相连,所述第一被动铰链为双转动副铰链,所述第二被动铰链为单转动副铰链。
  6. 根据权利要求4所述的大型回转类球面薄壁件镜像铣加工装备,其中,所述支撑支链包括支撑中空电机和支撑滚珠丝杠,所述支撑中空电机与所述支撑滚珠丝杠传动连接且通过所述支撑中空电机的转动带动所述支撑滚珠丝杠沿中心轴线转动且沿轴向移动,所述支撑中空电机通过第一支撑铰链与所述支撑并联定位支架相连,所述支撑滚珠丝杠通过第二支撑铰链与所述支撑件相连,所述支撑支链为三个且所述第一支撑铰链均为单转动副铰链且所述第二支撑铰链均为双转动副铰链,所述支撑件具有多个支撑凸起;
    或所述支撑支链包括支撑支链轨道、支撑支链滑块、支撑支链连杆和支撑滑块电机,所述支撑支链轨道与所述支撑并联定位支架相连,所述支撑支链滑块可滑动地设在所述支撑支链轨道上,所述支撑滑块电机与所述支撑支链滑块传动连接,所述支撑支链连杆的一端通过第一支撑铰链与所述支撑支链滑块相连且另一端通过第二支撑铰链与所述支撑件相连,所述支撑支链为三个且三个所述第一支撑铰链均为单转动副铰链且三个所述第二支撑铰链均为球铰链,所述支撑件具有多个支撑凸起;
    或所述支撑支链包括支撑电动缸、支撑伸缩杆和支撑伸缩电机,所述支撑伸缩杆沿轴向可移动地设在所述支撑电动缸内,所述支撑伸缩电机设在所述支撑电动缸上且与所述支撑伸缩杆传动连接,所述支撑电动缸通过第一支撑铰链与所述支撑并联定位支架相连,所述支撑伸缩杆通过第二支撑铰链与所述支撑件相连,所述支撑支链为三个且所述第一支撑铰链和所述第二支撑铰链均为双转动副铰链,所述第一支撑铰链的两个转动副的转动轴线所在平面与所述第二支撑铰链的两个转动副的转动轴线所在平面平行,所述支撑件为球头支撑件或所述支撑件包括具有多个支撑凸起的支撑件主体和支撑件座,所述支撑件主体通过球铰链或双转动副铰链与所述支撑件座相连。
  7. 根据权利要求1所述的大型回转类球面薄壁件镜像铣加工装备,其中,所述支撑倾斜动平台上设有沿所述环形转台的弦向延伸的支撑弦向轨道,所述支撑弦向轨道上可滑动地配合有支撑弦向动平台,所述支撑并联定位装置设在所述支撑弦向动平台上,所述支撑倾斜动平台上设有用于驱动所述支撑弦向动平台的支撑弦向驱动装置。
  8. 根据权利要求7所述的大型回转类球面薄壁件镜像铣加工装备,其中,所述支撑弦向驱动装置包括支撑弦向驱动电机和支撑弦向驱动丝杠,所述支撑弦向驱动电机设在所述支撑倾斜动平台上,所述支撑弦向驱动丝杠与所述支撑弦向驱动电机传动连接,所述支撑弦向驱动丝杠与所述支撑弦向动平台的螺母螺纹配合。
  9. 根据权利要求8所述的大型回转类球面薄壁件镜像铣加工装备,其中,所述支撑件通过支撑件铰链可转动地安装在所述支撑并联定位装置上。
  10. 一种如权利要求1-9中任一项所述的大型回转类球面薄壁件镜像铣加工装备的控制方法,其中,包括以下步骤:
    S1、将所述待加工零件安装到所述环形转台上;
    S2、通过所述加工定位组件驱动所述加工装置,将所述加工装置定位于所述待加工零件的待加工表面;
    S3、通过所述支撑定位组件驱动所述支撑件,将所述支撑件定位于与所述加工装置轴线重合的位置;
    S4、通过所述环形转台驱动所述待加工零件转动,完成所述待加工零件一条纬线的加工;
    S5、通过所述加工定位组件驱动所述加工装置并通过所述支撑定位组件驱动所述支撑件,将所述加工装置和所述支撑件移动到所述待加工零件上的下一条纬线;
    S6、重复S4和S5,直至完成所述待加工零件的表面的加工。
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