WO2020103669A1 - 一种可拆卸柔性板簧的超长行程快刀伺服器及机床 - Google Patents

一种可拆卸柔性板簧的超长行程快刀伺服器及机床

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Publication number
WO2020103669A1
WO2020103669A1 PCT/CN2019/114856 CN2019114856W WO2020103669A1 WO 2020103669 A1 WO2020103669 A1 WO 2020103669A1 CN 2019114856 W CN2019114856 W CN 2019114856W WO 2020103669 A1 WO2020103669 A1 WO 2020103669A1
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Prior art keywords
leaf spring
detachable
ultra
long
flexible leaf
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Ceased
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PCT/CN2019/114856
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English (en)
French (fr)
Inventor
闫鹏
李金银
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Shandong University
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Shandong University
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Application filed by Shandong University filed Critical Shandong University
Publication of WO2020103669A1 publication Critical patent/WO2020103669A1/zh
Anticipated expiration legal-status Critical
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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
    • B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
    • B23Q5/36—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission in which a servomotor forms an essential element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
    • B23B29/04—Tool holders for a single cutting tool

Definitions

  • the invention relates to an ultra-long-stroke quick-knife servo, in particular to an ultra-long-stroke quick-knife servo with a detachable flexible leaf spring and a machine tool including the quick-knife server.
  • Fast tool servo also known as fast tool servo
  • the fast tool servo technology installs the fast tool servo unit on the non-circular CNC turning and non-axisymmetric turning machine tools.
  • the spindle of the machine tool drives the workpiece to rotate.
  • the turning tool is linearly reciprocated along the radial or axial direction of the workpiece under the drive of the fast tool servo unit.
  • the non-circular cross-sectional profile or non-axisymmetric end face of the part is processed.
  • a quick knife servo with a detachable and replaceable flexible hinge is disclosed.
  • the detachable and replaceable flexible hinge unit is used as a guide, and piezoelectric ceramic is used as a driving mechanism.
  • the invention adopts a replaceable flexible hinge to solve the problem of damage and replacement of the flexible hinge.
  • the mechanism uses a straight round hinge
  • the driver uses piezoelectric ceramics
  • its stroke is only a few tens of microns.
  • the invention changes the flexible hinge to an assembled structure, it does not consider that errors in the assembly manufacturing process will greatly limit the accuracy of the flexible hinge.
  • a fast knife servo device which includes a voice coil motor and an air float guide rail, wherein the voice coil motor serves as a driving mechanism and the air float guide rail is guided.
  • the device can realize the output of large stroke, but the system introduces an air float device, which increases the complexity of the device.
  • the object of the present invention is to provide an ultra-long-stroke fast knife servo with a detachable flexible leaf spring, which is guided by a flexible leaf spring structure and driven by a voice coil motor to realize the large size of the fast knife server. Stroke output, at the same time realizes the detachable replacement of the flexible leaf spring unit, solves the problem of difficulty in processing the flexible hinge of the space arrangement, and improves the ease of replacement of the equipment. In addition, the problem of eliminating errors in the installation of the detachable leaf spring unit is considered to improve the accuracy of use.
  • An ultra-long-stroke quick-knife servo with a removable leaf spring including a driving mechanism, a removable flexible leaf spring mechanism, a connecting seat, a fixed seat, a detection mechanism, etc .;
  • the connecting base is connected to the output end of the driving mechanism, and the other side of the connecting base is used to connect to the cutter base;
  • the outer periphery of the connecting base includes four connecting parts, and the four connecting parts are flexible through four removable
  • the leaf spring mechanism is connected to the fixed seat, and each detachable flexible leaf spring mechanism includes a first connecting portion and a second connecting portion, and the first connecting portion and the second connecting portion are connected by a flexible leaf spring.
  • the first connection part is connected to the connection base, and the second connection part is connected to the fixed base.
  • the driving mechanism uses a voice coil motor driver, which can realize a millimeter-level displacement output.
  • stator of the voice coil motor is mounted on a fixed base, and the mover part is connected to the connecting base.
  • connection seat is a cross-shaped structure, on which a voice coil motor mover part, a cutter seat, and a detachable flexible leaf spring unit are installed.
  • connection of the connection seat with the voice coil motor and the cutter seat is realized by a screw connection.
  • connection base is notched, and the first connection part of the detachable flexible leaf spring is cooperatively connected through the notch, and then fastened by bolt connection.
  • the first connecting part is a boss structure; the boss structure is provided with a through hole, which is fastened with a connecting seat by bolts.
  • the second connecting part is provided with a cut hinge structure, which can realize the fine adjustment of the end of the flexible leaf spring unit, that is, the end of the flexible leaf spring unit is adjusted by tightening the bolt to tighten the cut hinge mechanism to adjust the end
  • the spring applies stress to adjust installation and manufacturing errors.
  • a plurality of flexible leaf springs are arranged in each group at the middle position of the detachable flexible leaf spring unit, so as to realize the large stroke output of the fast knife servo.
  • connection portion of the detachable flexible leaf spring unit is installed on the fixing base by bolt connection.
  • multiple sets of the detachable flexible leaf spring units are arranged symmetrically and arranged to ensure the bearing rigidity in all directions.
  • a turning tool is installed on the tool holder, and the tool holder is installed on the connecting seat.
  • the fixed seat is a split structure, which includes a mounting seat, a bottom plate, an upper plate, left and right side plates, and a motor seat.
  • a voice coil motor stator is installed on the motor seat. Structures such as notches and threaded holes.
  • a grating sensor is installed on the mounting base to detect and feed back the movement of the mechanism.
  • Adopt voice coil motor and flexible leaf spring structure which can realize the large stroke output of fast knife servo.
  • the boss on one end of the detachable flexible leaf spring unit cooperates with the notch in the connecting seat, and the two can be tightly installed by screwing.
  • connection end of the detachable flexible leaf spring unit and the fixed seat is provided with a cut hinge structure. Tightening the bolts can apply stress to the flexible leaf spring, adjust the rigidity of the flexible leaf spring, and eliminate the impact of manufacturing and assembly errors on the performance of the flexible leaf spring.
  • FIG. 1 is a schematic diagram of the overall system of the present invention.
  • Figure 2 is an assembly drawing of each part of the present invention.
  • Figure 3 is a schematic diagram of the structure of the connection base of the present invention.
  • FIG. 4 is a schematic structural view of a detachable flexible leaf spring unit of the present invention.
  • 101 fixed base plate, 102, mounting base, 103, front baffle plate, 104, fixed base upper plate, 105, fixed base side plate, 2.
  • detachable flexible leaf spring unit 201, boss, 202, bolt Hole, 203, flexible leaf spring, 204, straight round hinge, 205, bolt hole, 206, bolt hole, 3, diamond turning tool, 401, cutter block, 402, cutter seat, 5, connection seat, 501, bolt hole , 502, bolt hole, 503, notch, 601, grating fixing frame, 602, grating sensor, 701 ,, motor seat back seat, 702, motor seat front seat, 801, voice coil motor stator, 802, voice coil motor mover , 803, motor connection mechanism.
  • a quick knife servo with a detachable and replaceable flexible hinge is disclosed.
  • the detachable and replaceable flexible hinge unit is used as a guide, and piezoelectric ceramic is used as a driving mechanism.
  • the invention adopts a replaceable flexible hinge to solve the problem of damage and replacement of the flexible hinge.
  • the mechanism uses a straight round hinge
  • the driver uses piezoelectric ceramics
  • its stroke is only a few tens of microns.
  • the invention changes the flexible hinge to an assembled structure, it does not consider that errors in the assembly manufacturing process will greatly limit the accuracy of the flexible hinge.
  • a fast knife servo device which includes a voice coil motor and an air float guide rail, wherein the voice coil motor serves as a driving mechanism and the air float guide rail is guided.
  • the device can realize the output of large stroke, but the system introduces an air float device, which increases the complexity of the device.
  • the present application proposes an ultra-long-stroke quick-knife servo with a detachable flexible leaf spring.
  • an ultra-long stroke fast knife servo with a detachable flexible leaf spring including a driving mechanism, a detachable flexible leaf spring mechanism 2, a diamond Turning tool 3, connecting seat 5, fixing mechanism, testing mechanism and other mechanisms.
  • the fixing mechanism in this embodiment includes a fixed base 101, a mounting base 102, a front baffle 103, a fixed base upper plate 104, a fixed base side plate 105, a motor base front seat 702, and a motor base rear seat 701
  • the parts of the fixing mechanism are connected together by bolts to form a rectangular frame structure, which is used to install the driving mechanism.
  • the fixing mechanism may also be an integrally formed frame structure, or considering the convenience of installation, or a part of the side plates may be integrally formed.
  • connection between the mounting base 102 and the detachable flexible leaf spring unit 2 is provided with a notch structure, which is convenient for cooperative installation.
  • the driving mechanism in this embodiment uses a voice coil motor driver, including a voice coil motor mover 802 and a voice coil motor stator 801, which can realize a millimeter-level displacement output.
  • the voice coil motor mover 802 is connected to the connecting base 5 through a motor connecting base 803, and the voice coil motor stator 801 is mounted on the motor fixing bases 801 and 802.
  • the connecting base 5 in this embodiment is a cross-shaped structure, on which the voice coil motor mover part 802, the cutter base 402, and the detachable flexible leaf spring unit 2 are mounted.
  • the connecting base 5 and the tool base 402 are connected with threads through threaded holes.
  • the connecting seat is a cross-shaped structure, and the outer peripheral direction includes four connecting parts, and the four connecting parts are connected to the fixing mechanism through four detachable flexible leaf spring mechanisms;
  • the four connecting parts of the connecting base 5 are all provided with notches 503, which are matched with the boss 201 of the detachable flexible leaf spring 2 through the notches 503, and then connected with the bolt hole 502, the bolt hole 202 and the voice coil motor The threaded holes on the mechanism are tightly connected.
  • each detachable flexible leaf spring mechanism 2 includes a first connection portion and a second connection portion, and the first connection portion and the second connection portion They are connected by a flexible leaf spring 203, the first connecting portion is connected to the connecting base 5, and the second connecting portion is connected to the mounting base 102.
  • the first connecting portion is a boss 201.
  • the boss 201 cooperates with the notch 503 on the connecting seat 5, and the boss 201 is provided with a through hole 202.
  • the middle position of the detachable flexible leaf spring 2 is a plurality of flexible leaf springs 203, which are used to realize the large stroke output of the fast knife servo; the flexible leaf spring 203 is connected to the second connecting portion through a cut hinge structure.
  • the A straight circular hinge 204 structure is provided.
  • the second connection portion of the detachable flexible leaf spring unit 2 is provided with a cut hinge structure, such as a straight circular hinge 204 in the figure, and bolt holes 205 and 206 are provided at the cut hinge, and the bolt passes through the bolt hole 205 to remove the detachable flexible
  • the leaf spring 2 is connected and installed on the fixed seat, and the bolt passing through the bolt hole 206 is tightened to make the cut hinge move slightly, thereby applying tensile stress to the flexible leaf spring 203, thereby adjusting the rigidity and natural frequency characteristics of the flexible leaf spring 203 , And then adjust the installation and manufacturing errors.
  • the four sets of detachable flexible leaf spring units 2 are arranged and installed in an X-shape, so as to achieve optimal bearing rigidity. It guarantees the load-bearing rigidity of the fast knife servo and meets the cutting processing requirements.
  • the diamond tool 3 is installed on the tool holder 402, the tool is compressed and fixed by the tool pressing block 401, and the tool holder 402 is installed on the connecting seat 5.
  • the ultra-long-stroke quick knife servo of the detachable flexible leaf spring disclosed in the present invention can be applied in many fields, such as in aerospace, defense industry, precision instruments, automobiles, ships and other industries;
  • the fast knife server can be installed on a CNC lathe,
  • the spindle of the machine tool drives the workpiece to rotate, and the turning tool is driven by the fast tool servo unit to perform linear reciprocating motion along the radial or axial direction of the workpiece, thereby processing the non-circular cross-sectional contour or non-axisymmetric end face of the part.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
  • Springs (AREA)

Abstract

一种可拆卸板簧的超长行程快刀伺服器，包括驱动机构、可拆卸柔性板簧机构（2）、连接座（5）和固定座；连接座（5）的一侧与驱动机构的输出端相连，连接座（5）的另一侧用于与刀具座（402）相连；连接座（5）的外周方向包括四个连接部，四个连接部通过四个可拆卸柔性板簧机构（2）与所述的固定座相连，每个可拆卸柔性板簧机构（2）包括第一连接部、第二连接部，所述的第一连接部、第二连接部之间通过柔性板簧（203）相连，第一连接部与连接座（5）相连，第二连接部与固定座相连。采用可拆卸的柔性板簧单元，一方面解决空间布置的柔性板簧加工难度大问题，另一方面便于柔性板簧的拆卸更换问题，以满足实际应用中对导向机构的刚度、固有频率等参数进行调整，实现机构的互换性。

Description

一种可拆卸柔性板簧的超长行程快刀伺服器及机床 技术领域
本发明涉及一种超长行程快刀伺服器，尤其涉及一种可拆卸柔性板簧的超长行程快刀伺服器及包括该快刀伺服器的机床。
背景技术
复杂曲面零件，如非旋转光学零件和非圆截面零件，已在航空航天、国防工业、精密仪器、汽车、船舶等行业中得到日益广泛应用。快速刀具伺服，也称快刀伺服，是加工此类复杂曲面零件的关键技术。快刀伺服技术通过在非圆数控车削和非轴对称车削机床上安装快刀伺服单元，机床的主轴带动工件旋转，车削刀具在快刀伺服单元的带动下沿工件的径向或者轴向进行直线往复运动，从而加工出零件的非圆截面轮廓或非轴对称端面。
在现有技术中公开了一种柔性铰链可拆卸更换的快刀伺服器，通过可拆卸更换的柔性铰链单元作为导向，以压电陶瓷作为驱动机构。该发明采用可更换的柔性铰链，解决了柔性铰链的损坏更换问题。但机构采用直圆铰链，驱动器采用压电陶瓷，其行程仅有行程为数十微米。另外，该发明将柔性铰链改为装配式结构时，没有考虑装配制造过程中的误差会极大的限制柔性铰链的使用精度。
在现有技术中公开了一种快刀伺服装置，包括音圈电机和气浮导轨，其中音圈电机作为驱动机构，气浮导轨导向。该装置能够实现大行程的输出，但系统中引入了气浮装置，增加了装置的复杂性。
发明内容
针对上述现有技术中存在的不足，本发明的目的是提供一种可拆卸柔性板簧的超长行程快刀伺服器，以柔性板簧结构作为导向，音圈电机驱动，实现快刀伺服器的大行程输出，同时实现柔性板簧单元的可拆卸更换，解决空间布置的柔性铰链的加工难度大的问题，提高设备的易换性。另外，考虑可拆卸板簧单元在安装时的误差消除问题，提高使用精度。
本发明采用的技术方案是：
一种可拆卸板簧的超长行程快刀伺服器，包括驱动机构、可拆卸柔性板簧机构、连接座、固定座、检测机构等；
所述的连接座的一侧与驱动机构的输出端相连，连接座的另一侧用于与刀具座相连；连接座的外周方向包括四个连接部，四个连接部通过四个可拆卸柔性板簧机构与所述的固定座相连，每个可拆卸柔性板簧机构包括第一连接部、第二连接部，所述的第一连接部、第二连接部之间通过柔性板簧相连，第一连接部与连接座相连，第二连接部与固定座相连。
进一步的，所述驱动机构采用音圈电机驱动器，能实现毫米级的位移输出。
进一步的，所述音圈电机定子安装在固定座上，动子部分与连接座相连。
进一步的，所述连接座为十字形结构，其上安装有音圈电机动子部分、刀具座、可拆卸柔性板簧单元。
进一步的，所述连接座与音圈电机及刀具座的连接通过螺纹连接实现。
进一步的，所述连接座的四个连接部开有槽口，通过槽口与可拆卸柔性板簧的第一连接部配合连接，再通过螺栓连接紧固。
进一步的，所述的第一连接部为一个凸台结构；在所述的凸台结构上设置有通孔，通过螺栓紧固与连接座配合。
进一步的，所述的第二连接部设有切口铰链结构，可实现柔性板簧单元末端的微动调节，即通过旋紧螺栓顶紧切口铰链机构，调节柔性板簧单元末端移动从而对柔性板簧施加应力调节安装制造误差。
进一步的，所述可拆卸柔性板簧单元中间位置每组设置有多片柔性板簧，用以实现快刀伺服器的大行程输出。
进一步的，所述可拆卸柔性板簧单元的第二连接部通过螺栓连接安装在固定座上。
进一步的，所述可拆卸柔性板簧单元多组对称布置安装，保证各向承载刚度。
进一步的，所述刀具座上安装有车削刀具，刀具座安装在连接座上。
进一步的，所述固定座为分体式结构，包括安装座、底板、上板、左右侧板和电机座，电机座上安装有音圈电机定子，安装座与可拆卸柔性板簧连接处设置有槽口和螺纹孔等结构。
进一步的，所述安装座上安装有光栅传感器，用实现对机构运动的检测反馈。
进一步的，
本发明的有益效果为：
1.采用音圈电机和柔性板簧结构，能实现快刀伺服器的大行程输出。
2.采用可拆卸的柔性板簧单元，一方面解决空间布置的柔性板簧加工难度大问题，另一方面便于柔性板簧的拆卸更换问题，以满足实际应用中对导向机构的刚度、固有频率等参数进行调整，实现机构的互换性。
3.可拆卸柔性板簧单元一端的凸台与连接座中的槽口配合，通过螺栓旋紧，二者可实现紧密安装。
4.可拆卸柔性板簧单元与固定座连接端设置有切口铰链结构，旋紧螺栓可对柔性板簧施加应力，可调节柔性板簧的刚度，消除制造装配误差对柔性板簧性能的影响。
5.柔性板簧单元多组对称布置，保证了快刀伺服器的承载刚度，满足切削加工要求。
附图说明
构成本申请的一部分的说明书附图用来提供对本申请的进一步理解，本申请的示意性实施例及其说明用于解释本申请，并不构成对本申请的不当限定。
图1为本发明的整体系统示意图；
图2为本发明各部分装配图；
图3为本发明连接座结构示意图；
图4为本发明可拆卸柔性板簧单元结构示意图；
其中，101、固定座底板，102、安装座，103、前档板，104、固定座上板，105、固定座侧板，2、可拆卸柔性板簧单元，201、凸台，202、螺栓孔，203、柔性板簧，204、直圆铰链，205、螺栓孔，206、螺栓孔，3、金刚石车刀，401、刀具压块，402、刀具座，5、连接座，501、螺栓孔，502、螺栓孔，503、槽口，601、光栅固定架，602、光栅传感器，701,、电机座后座，702、电机座前座，801、音圈电机定子，802、音圈电机动子，803、电机连接机构。
具体实施方案
应该指出，以下详细说明都是例示性的，旨在对本申请提供进一步的说明。除非另有指明，本文使用的所有技术和科学术语具有与本申请所属技术领域的普通技术人员通常理解的相同含义。
需要注意的是，这里所使用的术语仅是为了描述具体实施方式，而非意图限 制根据本申请的示例性实施方式。如在这里所使用的，除非上下文另外明确指出，否则单数形式也意图包括复数形式，此外，还应当理解的是，当在本说明书中使用术语“包含”和/或“包括”时，其指明存在特征、步骤、操作、器件、组件和/或它们的组合。
正如背景技术所介绍的，在现有技术中公开了一种柔性铰链可拆卸更换的快刀伺服器，通过可拆卸更换的柔性铰链单元作为导向，以压电陶瓷作为驱动机构。该发明采用可更换的柔性铰链，解决了柔性铰链的损坏更换问题。但机构采用直圆铰链，驱动器采用压电陶瓷，其行程仅有行程为数十微米。另外，该发明将柔性铰链改为装配式结构时，没有考虑装配制造过程中的误差会极大的限制柔性铰链的使用精度。在现有技术中还公开了一种快刀伺服装置，包括音圈电机和气浮导轨，其中音圈电机作为驱动机构，气浮导轨导向。该装置能够实现大行程的输出，但系统中引入了气浮装置，增加了装置的复杂性。为了解决如上的技术问题，本申请提出了一种可拆卸柔性板簧的超长行程快刀伺服器。
本申请的一种典型的实施方式中，如图1-图4所示，提供了一种可拆卸柔性板簧的超长行程快刀伺服器，包括驱动机构、可拆卸柔性板簧机构2、金刚石车刀3、连接座5、固定机构、检测机构等机构。
如图1所示，本实施例中的固定机构包括固定座底板101、安装座102、前挡板103、固定座上板104、固定座侧板105、电机座前座702、电机座后座701，固定机构各部分通过螺栓连接固连在一起形成了一个矩形框架结构，该矩形框架结构用于安装驱动机构。在其他实施例中，固定机构还可以为一体成型的框架结构，或者是考虑安装的便捷问题，还可以是部分侧板一体成型。
进一步的，为了实现安装座102与可拆卸柔性板簧单元2之间的连接，所述的安装座102和可拆卸柔性板簧单元2连接处均设置有槽口结构，便于配合安装。
进一步的，本实施例中的所述驱动机构采用音圈电机驱动器，包括音圈电机动子802和音圈电机定子801，能实现毫米级的位移输出。音圈电机动子802通过电机连接座803与连接座5相连，所述音圈电机定子801安装在电机固定座801和802上。
进一步的，本实施例中的连接座5为十字形结构，其上安装有音圈电机动子部分802、刀具座402、可拆卸柔性板簧单元2。连接座5与刀具座402通过螺纹孔 以螺纹连接。
连接座为十字形结构，其外周方向包括四个连接部，四个连接部通过四个可拆卸柔性板簧机构与所述的固定机构相连；
进一步的，连接座5的四个连接部上均开有槽口503，通过槽口503与可拆卸柔性板簧2的凸台201配合，再用螺栓孔502、螺栓孔202以及音圈电机连接机构上的螺纹孔连接紧固。
如图3所示，可拆卸柔性板簧单元2设置四个，每个可拆卸柔性板簧机构2均包括第一连接部、第二连接部，所述的第一连接部、第二连接部之间通过柔性板簧203相连，第一连接部与连接座5相连，第二连接部与安装座102相连。
第一连接部为凸台201，凸台201与连接座5上的槽口503配合，凸台201设置有通孔202。
可拆卸柔性板簧2的中间位置为多片柔性板簧203，用以实现快刀伺服器的大行程输出；柔性板簧203通过切口铰链结构与第二连接部相连，在本实施例中，给出了一种直圆铰链204结构。
所述可拆卸柔性板簧单元2的第二连接部设置有切口铰链结构，例如图中的直圆铰链204，切口铰链处有螺栓孔205、206，螺栓穿过螺栓孔205，将可拆卸柔性板簧2连接安装在固定座上，将通过螺栓孔206的螺栓旋紧螺栓，可使切口铰链微动，从而对柔性板簧203施加拉应力，从而调节柔性板簧203的刚度及固有频率特性，进而调节安装制造误差。
所述四组可拆卸柔性板簧单元2成X形布置安装，从而实现最优承载刚度。保证了快刀伺服器的承载刚度，满足切削加工要求。
进一步的，刀具座402上安装有金刚石刀具3，通过刀具压块401将刀具压紧固定，刀具座402安装在连接座5上。
本发明公开的可拆卸柔性板簧的超长行程快刀伺服器可以应用在很多领域，例如在航空航天、国防工业、精密仪器、汽车、船舶等行业中；快刀伺服器可以安装在数控车床上，机床的主轴带动工件旋转，车削刀具在快刀伺服单元的带动下沿工件的径向或者轴向进行直线往复运动，从而加工出零件的非圆截面轮廓或非轴对称端面。
以上所述仅为本申请的优选实施例而已，并不用于限制本申请，对于本领域 的技术人员来说，本申请可以有各种更改和变化。凡在本申请的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本申请的保护范围之内。

Claims (10)

  1. 一种可拆卸板簧的超长行程快刀伺服器，其特征在于，包括驱动机构、可拆卸柔性板簧机构、连接座和固定座；
    所述的连接座的一侧与驱动机构的输出端相连，连接座的另一侧用于与刀具座相连；连接座的外周方向包括四个连接部，四个连接部通过四个可拆卸柔性板簧机构与所述的固定座相连，每个可拆卸柔性板簧机构包括第一连接部、第二连接部，所述的第一连接部、第二连接部之间通过柔性板簧相连，第一连接部与连接座相连，第二连接部与固定座相连。
  2. 如权利要求1所述的可拆卸板簧的超长行程快刀伺服器，其特征在于，所述驱动机构采用音圈电机驱动器，能实现毫米级的位移输出。
  3. 如权利要求1所述的可拆卸板簧的超长行程快刀伺服器，其特征在于，所述连接座为十字形结构；所述连接座与音圈电机及刀具座的连接通过螺纹连接实现。
  4. 如权利要求1所述的可拆卸板簧的超长行程快刀伺服器，其特征在于，所述连接座的四个连接部开有槽口，通过槽口与可拆卸柔性板簧的第一连接部配合连接，再通过螺栓连接紧固。
  5. 如权利要求1所述的可拆卸板簧的超长行程快刀伺服器，其特征在于，所述的第一连接部为一个凸台结构；在所述的凸台结构上设置有通孔，通过螺栓紧固与连接座配合。
  6. 如权利要求1所述的可拆卸板簧的超长行程快刀伺服器，其特征在于，所述的第二连接部设有切口铰链结构，所述的柔性板簧的端部通过切口铰链结构与第二连接部相连，可实现柔性板簧单元末端的微动调节。
  7. 如权利要求1所述的可拆卸板簧的超长行程快刀伺服器，其特征在于，每个所述可拆卸柔性板簧单元设置有多片板簧，用以实现快刀伺服器的大行程输出。
  8. 如权利要求1所述的可拆卸板簧的超长行程快刀伺服器，其特征在于，所述可拆卸柔性板簧单元的第二连接部通过螺栓连接安装在固定座上。
  9. 如权利要求1所述的可拆卸板簧的超长行程快刀伺服器，其特征在于，所述刀具座上安装有车削刀具，刀具座安装在连接座上。
  10. 一种机床，其特征在于，包括权利1-9任一所述的超长行程快刀伺服器。
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