WO2022156058A1 - 一种工件盘翻转装置及双工位翻转抛光机 - Google Patents

一种工件盘翻转装置及双工位翻转抛光机 Download PDF

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Publication number
WO2022156058A1
WO2022156058A1 PCT/CN2021/081688 CN2021081688W WO2022156058A1 WO 2022156058 A1 WO2022156058 A1 WO 2022156058A1 CN 2021081688 W CN2021081688 W CN 2021081688W WO 2022156058 A1 WO2022156058 A1 WO 2022156058A1
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Prior art keywords
workpiece
turning
frame
reducer
overturning
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PCT/CN2021/081688
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English (en)
French (fr)
Inventor
许亮
陈永福
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宇环数控机床股份有限公司
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Publication of WO2022156058A1 publication Critical patent/WO2022156058A1/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00—Other grinding machines or devices
    • B24B27/0023—Other grinding machines or devices grinding machines with a plurality of working posts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00—Other grinding machines or devices
    • B24B27/0069—Other grinding machines or devices with means for feeding the work-pieces to the grinding tool, e.g. turntables, transfer means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/007—Weight compensation; Temperature compensation; Vibration damping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/02—Frames; Beds; Carriages
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/06—Work supports, e.g. adjustable steadies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
    • B24B49/16—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation taking regard of the load

Definitions

  • the invention belongs to a polishing machine, in particular to a workpiece disc turning device and a double-station turning polishing machine.
  • the traditional double-station flip polishing machine includes a workpiece disk and a polishing disk, with the workpiece disk on the top and the polishing disk on the bottom.
  • the workpiece disc is driven to rotate by a servo motor with a reducer.
  • the workpiece disc is installed on a turning frame.
  • the turning frame has two sides, A and B, and there are multiple independent workpiece discs on each side.
  • the rod mechanism moves up and down to drive the workpiece disk to move to realize workpiece feeding.
  • the traditional double station flip polishing machine has the following defects:
  • polishing disc There are multiple independent workpiece discs on each station. Due to the height error and parallelism error between the workpiece discs, the workpiece cannot be completely attached to the polishing disc (lower disc) for polishing. Only highly elastic consumables can be used for polishing. Keep in contact with the polishing surface of the workpiece, but the uniformity of such polishing pressure is also poor. Polishing can only reduce the surface roughness value of the workpiece, and cannot form a good surface accuracy, resulting in poor polishing accuracy.
  • the purpose of the present invention is to provide a workpiece disc turning device and a double-station turning polishing machine that can ensure the uniform polishing pressure of each workpiece and improve the polishing quality.
  • the workpiece tray inversion device provided by the present invention, the workpiece tray inversion device, comprises an inversion frame with two working surfaces, which is provided on the lifting mechanism and is driven by the inversion drive mechanism and can be inverted; a workpiece disk assembly; each group of workpiece disk assemblies includes a workpiece disk that is driven by a constant voltage drive device to move up and down along the flip frame and is driven to rotate by a rotary drive device; the workpiece disk is a vacuum adsorption workpiece disk, and the rotary drive
  • the device is a reducer and a workpiece disk drive motor connected with the reducer.
  • the reducer is connected to the turning frame through sliding guide rail pairs so as to move up and down.
  • the output shaft of the reducer adopts a hollow through shaft, and one end of the output shaft passes through the
  • the working surface of the turning frame is connected with the workpiece disc through a universal joint bearing, and the other end of the output shaft is connected with a vacuum rotary joint.
  • the piston rod of the constant pressure cylinder is connected to the end of the reducer away from the workpiece disc, and drives the reducer to move up and down along the direction of the output shaft of the reducer.
  • the turning drive mechanism includes a turning motor and a turning shaft.
  • the turning shaft and the turning frame in the workpiece disc turning device are connected to the left and right through and are fixed as a whole.
  • the flipping motor is installed on the lifting base on one side, and the flipping motor is connected with the flipping shaft.
  • the double-station inversion polishing machine includes a frame, a lower plate device and a lifting mechanism arranged on the frame, and a workpiece plate turning device which is arranged above the lower plate device and is driven by the lifting mechanism to move up and down; the workpiece plate
  • the turning device includes a turning frame with two working surfaces that can be turned over by the turning drive mechanism, and several groups of workpiece tray assemblies located on each working face, which are arranged on the turning frame;
  • the constant voltage driving device drives the workpiece disk which moves up and down along the turning frame and is driven to rotate by the rotary driving device.
  • the workpiece disk is a vacuum adsorption workpiece disk
  • the rotary drive device is a reducer and a workpiece disk drive motor connected to the reducer.
  • the output shaft adopts a hollow through shaft. One end of the output shaft passes through the working surface of the turning frame and is connected to the workpiece disc through a universal joint bearing. The other end of the output shaft is connected to a vacuum rotary joint.
  • the constant pressure cylinder is fixed on the turning frame through the cylinder mounting seat, and the piston rod of the constant pressure cylinder is connected to the end of the reducer away from the workpiece disk, and drives the reducer to move up and down along the output shaft of the reducer.
  • the turning drive mechanism includes a turning motor and a turning shaft.
  • the turning shaft and the turning frame in the workpiece disc turning device are connected to the left and right through and are fixed as a whole.
  • the turning motor is installed on the lifting seat on one side, the turning motor is connected with the turning shaft, and the end of the turning shaft far from the turning motor is provided with a braking device, which is used for turning the workpiece disc turning device to the set position. Then hold and fix the turning shaft to prevent it from rotating; a turning buffer block is also installed on the turning shaft to cooperate with the buffer installed on the lifting seat on the other side, so as to realize the anti-rotation and buffering functions of the workpiece disc turning device.
  • Each lifting mechanism includes two vertical columns installed on the rack in parallel along the front and rear positions of the rack and provided with a linear guide device.
  • the lifting seat is driven by a lifting motor. Driven by the lift screw pair, it can slide up and down along the linear guide device, and the lift motors in the two sets of lift mechanisms are controlled by PLC to drive the lift seats on both sides of the frame to move up and down synchronously.
  • Each group of workpiece disk assemblies in the workpiece disk turning device of the present invention uses a separate constant pressure cylinder to apply polishing pressure to the workpiece disk, so that each workpiece in the working state can be subjected to the same pressure, and the height difference between the workpiece disks can be overcome. Errors and parallelism errors cannot make the workpiece and the polishing disc completely fit for polishing, so as to ensure the uniform polishing pressure of each workpiece, ensure that the surface of the workpiece is fully polished, and improve the polishing accuracy and quality.
  • Figure 1 is a schematic structural diagram of the present invention.
  • FIG. 2 is a left side view of FIG. 1 .
  • FIG. 3 is a cross-sectional view taken along the line AA of FIG. 1 .
  • FIG. 4 is a schematic structural diagram of the workpiece disc turning device in the present invention.
  • Fig. 5 is a plan view of the workpiece tray inverting device.
  • FIG. 6 is a cross-sectional view taken along the line BB in FIG. 4 .
  • the workpiece disk turning device 4 is driven to move up and down; the workpiece disk turning device 4 includes a turning frame 402 with two working surfaces A and B, which is arranged on the lifting mechanism 3 and can be turned over by the turning driving mechanism.
  • each group of workpiece disk assemblies 401 includes workpiece disk 40101, universal joint bearing 40102, reducer 40103, workpiece disk drive motor 40104, constant pressure cylinder 40105, vacuum rotary joint 40106, the reducer 40103 is connected to the flip frame 402 through the sliding guide rail pair so as to move up and down, the workpiece plate 40101 is a vacuum suction workpiece plate, the reducer 40103 is a customized right-angle reducer, the output shaft adopts a hollow through shaft, and the output shaft The other end of the output shaft is connected to the vacuum rotary joint 40106, the input shaft end of the reducer 40103 is connected to the workpiece plate drive motor 40104, and the reducer 40103 is far away from the workpiece.
  • One end is connected with the piston rod of the constant pressure cylinder 40105, and the constant pressure cylinder 40105 is fixed on the turning frame 402 through the cylinder mounting seat.
  • the lower disk device 2 includes a slewing support 202 , a polishing disk 201 , and a driving motor 203 .
  • the polishing disk 201 is installed on the frame 1 through the slewing support 202 , and is driven to rotate by a driving motor 203 fixed at the bottom of the frame 1 . .
  • Each lifting mechanism includes two vertical columns 305, a lifting motor 301, a lifting screw pair 302, and a linear guide device 303.
  • Lifting seat 304 Two uprights 305 are installed on the rack 1 in parallel along the front and rear positions of the rack, the inner side of the two uprights 305 is provided with a linear guide 303, and the two sides of the lifting seat 304 are respectively connected with the slider of the linear guide 303.
  • the linear guide device 303 slides up and down, the lift motor 301 is installed on the lower side of the column 305, the output shaft of the lift motor 301 is connected with the lead screw of the lift screw pair 302 through a coupling, and the nut seat of the lift screw pair 302 is fixed on the lift seat 304
  • the left and right lift motors 301 in the two sets of lift mechanisms drive the left and right screw rods to rotate synchronously through PLC control to drive the lift seats 304 on the left and right sides of the frame 1 to move up and down synchronously.
  • the linear guide device 303 is a linear guide rail pair.
  • the turning drive mechanism includes a turning motor 6 and a turning shaft 5.
  • the turning shaft 5 is connected with the turning frame 402 in the workpiece disc turning device 4 through the left and right sides, and the left and right ends of the turning shaft 5 pass through respectively.
  • the slewing bearing is connected to the lifting seat 304 in the lifting mechanism 3 on both sides of the frame 1, the turning motor 6 is installed on the lifting seat 304 on one side, and the output shaft of the turning motor 6 is connected to the turning shaft 5 through a coupling , thereby driving the inversion shaft 5 to rotate to realize the inversion of the workpiece disc inversion device 4 .
  • the end of the rotating shaft 5 away from the turning motor is provided with a braking device 7 (electromagnetic brake), which is used for the workpiece disc turning device 4 to be turned over to the set position and hold and fix the turning shaft 5 to prevent it from rotating;
  • a flip buffer block 8 is also installed to cooperate with the buffer 9 installed on the lifting seat 304 on the other side (see FIG. 2 ) to realize the anti-rotation and buffering functions of the workpiece disk flip device 4 .
  • the vacuum system is connected from the rotary joint 40106 of each workpiece disk assembly 401, and is connected to the workpiece disk 40101 through the hollow output shaft of the reducer 40103, and the workpiece is adsorbed on the workpiece disk 40101 through the vacuum system.
  • the lifting mechanism 3 drives the workpiece disc turning device 4 to the turning position
  • the turning drive mechanism drives the turning frame 402 to turn over.
  • one working surface A (B) of the turning frame 402 faces the polishing disc 201
  • the lifting mechanism 3 drives the workpiece turning.
  • the device 4 moves downward to maintain a certain gap between the workpiece disk 40101 and the polishing disk 201 on the working surface A (B).
  • the constant pressure cylinder 40105 of each workpiece disk assembly 401 pushes the reducer 40103 and the workpiece disk 40101 moves up and down along the turning frame 402 to apply pressure to the workpiece surface with the set pressure, and the universal joint bearing automatically adjusts the angle with the workpiece disk 40101 to ensure that the workpiece surface and the polishing disk 201 are evenly fitted. It can overcome the defect of the height error and parallelism error between the workpiece discs, which cannot make the workpiece and the polishing disc completely fit for polishing, so as to ensure the uniform polishing pressure of each workpiece, ensure that the surface of the workpiece is fully polished, and improve the polishing accuracy and quality.

Abstract

一种工件盘翻转装置及双工位翻转抛光机，所述工件盘翻转装置包括设在升降机构（3）上由翻转驱动机构驱动可以翻转的具有两个工作面的翻转架（402）、设在翻转架上位于每个工作面的若干组工件盘组件（401）；每组工件盘组件包括由恒压驱动装置驱动沿所述翻转架上下运动且由旋转驱动装置驱动旋转的工件盘（40101）。该工件盘翻转装置中的每组工件盘组件分别采用单独的恒压气缸（40105）对工件盘施加抛光压力，可使处于工作状态的各工件分别受到相同的压力，可以克服各工件盘之间因高度误差和平行度误差，无法使工件与抛光盘（201）完全贴合进行抛光的缺陷，从而保证各工件抛光压力均匀、保证工件表面充分抛光，提高抛光精度和质量。

Description

一种工件盘翻转装置及双工位翻转抛光机 技术领域
本发明属于抛光机，具体涉及一种工件盘翻转装置及双工位翻转抛光机。
背景技术
随着工业制造技术的发展和人对生活、工作所需用品的重量和尺寸的减小，很多玻璃、金属、陶瓷等需要抛光的零件越来越薄；另由于大工业制造，需要对产品端面进行更高效率和更高精度的抛光，都需要采用单面抛光工艺，如利用上工件盘翻转对工件进行单面抛光的翻转抛光机。传统的双工位翻转抛光机包括工件盘和抛光盘，工件盘在上，抛光盘在下。工件盘由伺服电机带减速机驱动旋转，工件盘安装在翻转架上，翻转架有A、B两面，两面各有多个独立工件盘，翻转架由伺服电机驱动翻转，并由伺服电机驱动丝杆机构上下移动带动工件盘运动实现工件进给。
传统双工位翻转抛光机有如下缺陷：
每个工位上有多个独立工件盘，因各工件盘之间有高度误差和平行度误差，无法使工件与抛光盘(下盘)完全贴合进行抛光，只能通过弹性很大的耗材保持与工件抛光面的接触，但这样的抛光压力的均匀性也很差， 抛光只能降低工件表面粗糙度值，不能形成好的面型精度，因此造成抛光精度差。
发明内容
本发明的目的是提供一种可保证各工件抛光压力均匀、提高抛光质量的工件盘翻转装置及双工位翻转抛光机。
实现本发明目的的技术方案是：
本发明提供的工件盘翻转装置，工件盘翻转装置，包括设在升降机构上由翻转驱动机构驱动可以翻转的具有两个工作面的翻转架、设在翻转架上位于每个工作面的若干组工件盘组件；所述每组工件盘组件包括由恒压驱动装置驱动沿所述翻转架上下运动且由旋转驱动装置驱动旋转的工件盘；所述工件盘为真空吸附工件盘，所述旋转驱动装置为减速机和与减速机连接的工件盘驱动电机，所述减速机通过滑动导轨副可上下移动地连接在翻转架上，减速机的输出轴采用中空贯穿轴，输出轴的一端穿过所述翻转架的工作面通过万向节轴承与所述工件盘连接，输出轴的另一端连接真空旋转接头，所述恒压驱动装置为恒压气缸，所述恒压气缸通过气缸安装座固定在翻转架上，恒压气缸的活塞杆连接在所述减速机上远离工件盘的一端，驱动所述减速机沿减速机输出轴方向上下移动。
所述翻转驱动机构包括翻转电机、翻转轴，翻转轴与工件盘翻转装置中的翻转架左右贯穿固连为一体，翻转轴的两端分别通过回转轴承连接在机架两侧升降机构中的升降座上，翻转电机安装在其中一侧的升降座上， 所述翻转电机与翻转轴连接。
本发明提供的双工位翻转抛光机，包括机架、设在机架上的下盘装置和升降机构、设在下盘装置上方由升降机构驱动做上下运动的工件盘翻转装置；所述工件盘翻转装置，包括设在升降机构上由翻转驱动机构驱动可以翻转的具有两个工作面的翻转架、设在翻转架上位于每个工作面的若干组工件盘组件；每组工件盘组件包括由恒压驱动装置驱动沿所述翻转架上下运动且由旋转驱动装置驱动旋转的工件盘。
所述工件盘为真空吸附工件盘，所述旋转驱动装置为减速机和与减速机连接的工件盘驱动电机，所述减速机通过滑动导轨副可上下移动地连接在翻转架上，减速机的输出轴采用中空贯穿轴，输出轴的一端穿过所述翻转架的工作面通过万向节轴承与所述工件盘连接，输出轴的另一端连接真空旋转接头，所述恒压驱动装置为恒压气缸，所述恒压气缸通过气缸安装座固定在翻转架上，恒压气缸的活塞杆连接在所述减速机上远离工件盘的一端，驱动所述减速机沿减速机输出轴方向上下移动。
所述翻转驱动机构包括翻转电机、翻转轴，翻转轴与工件盘翻转装置中的翻转架左右贯穿固连为一体，翻转轴的两端分别通过回转轴承连接在机架两侧升降机构中的升降座上，翻转电机安装在其中一侧的升降座上，所述翻转电机与翻转轴连接，所述翻转轴远离翻转电机的一端设有制动装置，用于工件盘翻转装置翻转到设定位置后抱紧并固定翻转轴防止其转动；翻转轴上还装有翻转缓冲块与安装在另一侧的升降座上的缓冲器配合，实 现工件盘翻转装置防转和缓冲的作用。
所述升降机构有两套，分别设置在机架的两侧，每套升降机构包括沿机架前后位置平行安装在机架上且设有直线导向装置的两立柱，所述升降座由升降电机通过升降丝杆副驱动可沿直线导向装置上下滑动，两套升降机构中的升降电机通过PLC控制同步运行驱动机架两侧的升降座上下同步移动。
有益效果：
本发明工件盘翻转装置中的每组工件盘组件分别采用单独的恒压气缸对工件盘施加抛光压力，可使处于工作状态的各工件分别受到相同的压力，可以克服各工件盘之间因高度误差和平行度误差，无法使工件与抛光盘完全贴合进行抛光的缺陷，从而保证各工件抛光压力均匀、保证工件表面充分抛光，提高抛光精度和质量。
下面结合附图对本发明做进一步说明。
附图说明
图1是本发明的结构示意图。
图2是图1的左视图。
图3是图1的AA向剖视图。
图4是本发明中工件盘翻转装置的结构示意图。
图5是工件盘翻转装置的俯视图。
图6是图4的BB向剖视图。
具体实施方式
见图1——图6，本发明提供的双工位翻转抛光机，包括机架1、设在机架1上的下盘装置2和升降机构3、设在下盘装置2上方由升降机构3驱动做上下运动的工件盘翻转装置4；所述工件盘翻转装置4包括设在升降机构3上由翻转驱动机构驱动可以翻转的具有两个工作面A、B的翻转架402、设在翻转架402上位于每个工作面的若干组工件盘组件401；每组工件盘组件401包括工件盘40101、万向节轴承40102、减速机40103、工件盘驱动电机40104、恒压气缸40105、真空旋转接头40106，减速机40103通过滑动导轨副可上下移动地连接在翻转架402上，所述工件盘40101为真空吸附工件盘，减速机40103为定制的直角减速机，输出轴采用中空贯穿轴，输出轴的一端穿过翻转架的工作面通过万向节轴承40102与工件盘40101连接，输出轴的另一端连接真空旋转接头40106，减速机40103输入轴端连接工件盘驱动电机40104，减速机40103远离工件的一端与恒压气缸40105的活塞杆连接，恒压气缸40105通过气缸安装座固定在翻转架402上。
见图1，所述下盘装置2包含回转支撑202、抛光盘201、驱动电机203，抛光盘201通过回转支撑202安装在机架1上，由固定在机架1底部的驱动电机203驱动旋转。
见图1、图3，所述升降机构3有两套，分别设置在机架1的左右两侧，每套升降机构包含两立柱305、升降电机301、升降丝杆副302、直线导向 装置303、升降座304；两立柱305沿机架前后位置平行安装在机架1上，两立柱305的内侧设有直线导向装置303，升降座304两侧分别与直线导向装置303的滑块连接可沿直线导向装置303上下滑动，升降电机301安装在立柱305下侧，升降电机301输出轴通过联轴器与升降丝杆副302的丝杆连接，升降丝杆副302的螺母座固定在升降座304上；两套升降机构中的左右升降电机301通过PLC控制同步运行驱动左右丝杆旋转带动机架1左右两侧的升降座304上下同步移动。
所述直线导向装置303为直线导轨副。
见图1、图3，所述翻转驱动机构包括翻转电机6、翻转轴5，翻转轴5与工件盘翻转装置4中的翻转架402左右贯穿固连为一体，翻转轴5左右两端分别通过回转轴承连接在机架1两侧升降机构3中的升降座304上，翻转电机6安装在其中一侧的升降座304上，所述翻转电机6的输出轴通过联轴器与翻转轴5连接，从而驱动翻转轴5转动实现工件盘翻转装置4翻转。
见图1，转轴5远离翻转电机的一端设有制动装置7(电磁制动器)，用于工件盘翻转装置4翻转到设定位置后抱紧并固定翻转轴5防止其转动；翻转轴5上还装有翻转缓冲块8和安装在另一侧的升降座304上的缓冲器9配合(见图2)，实现工件盘翻转装置4防转和缓冲的作用。
本发明工作时，真空系统从各工件盘组件401的旋转接头40106接入，经减速机40103中空输出轴至工件盘40101，工件通过真空系统吸附在工 件盘40101上。升降机构3带动工件盘翻转装置4升至翻转位置后，由翻转驱动机构驱动翻转架402翻转，当翻转架402的一个工作面A(B)朝向抛光盘201后，升降机构3驱动工件盘翻转装置4向下运动，使该工作面A(B)上的工件盘40101与抛光盘201之间保持一定的间隙，此时，各工件盘组件401的恒压气缸40105推动减速机40103和工件盘40101沿翻转架402上下移动以设定的压力向工件表面施加压力，万向节轴承随工件盘40101自动调节角度保证工件表面与抛光盘201均匀贴合，由于处于工作状态的各工件分别受到相同的压力，可以克服各工件盘之间因高度误差和平行度误差，无法使工件与抛光盘完全贴合进行抛光的缺陷，从而保证各工件抛光压力均匀、保证工件表面充分抛光，提高抛光精度和质量。

Claims (6)

  1. 一种工件盘翻转装置，包括设在升降机构上由翻转驱动机构驱动可以翻转的具有两个工作面的翻转架、设在翻转架上位于每个工作面的若干组工件盘组件；其特征是所述每组工件盘组件包括由恒压驱动装置驱动沿所述翻转架上下运动且由旋转驱动装置驱动旋转的工件盘；所述工件盘为真空吸附工件盘，所述旋转驱动装置为减速机和与减速机连接的工件盘驱动电机，所述减速机通过滑动导轨副可上下移动地连接在翻转架上，减速机的输出轴采用中空贯穿轴，输出轴的一端穿过所述翻转架的工作面通过万向节轴承与所述工件盘连接，输出轴的另一端连接真空旋转接头，所述恒压驱动装置为恒压气缸，所述恒压气缸通过气缸安装座固定在翻转架上，恒压气缸的活塞杆连接在所述减速机上远离工件盘的一端，驱动所述减速机沿减速机输出轴方向上下移动。
  2. 根据权利要求1所述的工件盘翻转装置，其特征是所述翻转驱动机构包括翻转电机、翻转轴，翻转轴与工件盘翻转装置中的翻转架左右贯穿固连为一体，翻转轴的两端分别通过回转轴承连接在机架两侧升降机构中的升降座上，翻转电机安装在其中一侧的升降座上，所述翻转电机与翻转轴连接。
  3. 一种双工位翻转抛光机，其特征是包括机架、设在机架上的下盘装置和升降机构、设在下盘装置上方由升降机构驱动做上下运动的工件盘翻转装置；所述工件盘翻转装置，包括设在升降机构上由翻转驱动机构驱 动可以翻转的具有两个工作面的翻转架、设在翻转架上位于每个工作面的若干组工件盘组件；每组工件盘组件包括由恒压驱动装置驱动沿所述翻转架上下运动且由旋转驱动装置驱动旋转的工件盘。
  4. 根据权利要求3所述的双工位翻转抛光机，其特征是所述工件盘为真空吸附工件盘，所述旋转驱动装置为减速机和与减速机连接的工件盘驱动电机，所述减速机通过滑动导轨副可上下移动地连接在翻转架上，减速机的输出轴采用中空贯穿轴，输出轴的一端穿过所述翻转架的工作面通过万向节轴承与所述工件盘连接，输出轴的另一端连接真空旋转接头，所述恒压驱动装置为恒压气缸，所述恒压气缸通过气缸安装座固定在翻转架上，恒压气缸的活塞杆连接在所述减速机上远离工件盘的一端，驱动所述减速机沿减速机输出轴方向上下移动。
  5. 根据权利要求4所述的双工位翻转抛光机，其特征是所述翻转驱动机构包括翻转电机、翻转轴，翻转轴与工件盘翻转装置中的翻转架左右贯穿固连为一体，翻转轴的两端分别通过回转轴承连接在机架两侧升降机构中的升降座上，翻转电机安装在其中一侧的升降座上，所述翻转电机与翻转轴连接，所述翻转轴远离翻转电机的一端设有制动装置，用于工件盘翻转装置翻转到设定位置后抱紧并固定翻转轴防止其转动；翻转轴上还装有翻转缓冲块与安装在另一侧的升降座上的缓冲器配合，实现工件盘翻转装置防转和缓冲的作用。
  6. 根据权利要求4或5所述的双工位翻转抛光机，其特征是所述升降机构有两套，分别设置在机架的两侧，每套升降机构包括沿机架前后位置平行安装在机架上且设有直线导向装置的两立柱，所述升降座由升降电机通过升降丝杆副驱动可沿直线导向装置上下滑动，两套升降机构中的升降电机通过PLC控制同步运行驱动机架两侧的升降座上下同步移动。
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