CN110757325A - Automatic Vertical Rack Longitudinal Polishing Machine - Google Patents

Automatic Vertical Rack Longitudinal Polishing Machine Download PDF

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Publication number
CN110757325A
CN110757325A CN201810937571.6A CN201810937571A CN110757325A CN 110757325 A CN110757325 A CN 110757325A CN 201810937571 A CN201810937571 A CN 201810937571A CN 110757325 A CN110757325 A CN 110757325A
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China
Prior art keywords
polishing
bolt
cylinder
automatic
servo motor
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CN201810937571.6A
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Chinese (zh)
Inventor
董旭锋
田�文明
王建宏
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Jilin Rui Ming Mechanical & Electronic Equipment Corp Ltd
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Jilin Rui Ming Mechanical & Electronic Equipment Corp Ltd
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Priority to CN201810937571.6A priority Critical patent/CN110757325A/en
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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
    • B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
    • B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
    • 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
    • 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
    • B24B41/02—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
    • B24B41/04—Headstocks; Working-spindles; Features relating thereto
    • 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
    • B24B47/00—Drives or gearings; Equipment therefor
    • B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
    • B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
    • 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
    • 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
    • B24B51/00—Arrangements for automatic control of a series of individual steps in grinding a workpiece
    • 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
    • B24B57/00—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

本发明涉及一种全自动立式齿条纵向抛光机。属于超精密加工设备领域。其组成包括：自动上料机构、PLC电气控制箱、自动下料机构、机架、触摸屏操控板、自动倒料机构、抛光机构和顶尖驱动机构。设备抛光轮采用立式的安装方式，并采用气缸为动力源来平衡抛光机构自身的重力，使施加的压力更加精准。抛光轮在高速旋转的同时，拥有一定的浮动量，并采用伺服电机及压力传感器使抛光轮对齿条拥有一定的预压力。齿条角度的旋转也采用伺服电机，能满足齿形背部的全覆盖。并应用伺服电机带动抛光轮做横向运动，能满足不同长度工件的要求。相对于卧式抛光机，本发明将修型板集成到顶尖驱动机构上方，精简了结构。

Figure 201810937571

The invention relates to a fully automatic vertical rack longitudinal polishing machine. It belongs to the field of ultra-precision machining equipment. Its composition includes: automatic feeding mechanism, PLC electrical control box, automatic unloading mechanism, frame, touch screen control panel, automatic feeding mechanism, polishing mechanism and top drive mechanism. The polishing wheel of the equipment is installed vertically, and the cylinder is used as the power source to balance the gravity of the polishing mechanism itself, so that the applied pressure is more accurate. While the polishing wheel rotates at high speed, it has a certain amount of floating, and the servo motor and pressure sensor are used to make the polishing wheel have a certain pre-pressure on the rack. The rotation of the rack angle also uses a servo motor, which can meet the full coverage of the toothed back. And the servo motor is used to drive the polishing wheel to move laterally, which can meet the requirements of workpieces of different lengths. Compared with the horizontal polishing machine, the present invention integrates the trimming plate above the top drive mechanism, thereby simplifying the structure.

Figure 201810937571

Description

全自动立式齿条纵向抛光机Automatic Vertical Rack Longitudinal Polishing Machine

技术领域technical field

本发明涉及一种全自动立式齿条纵向抛光机，有效解决了齿条的纵向抛光加工问题。属于超精密加工设备领域。The invention relates to an automatic vertical rack longitudinal polishing machine, which effectively solves the problem of longitudinal polishing processing of the rack. It belongs to the field of ultra-precision machining equipment.

背景技术Background technique

目前国内生产的齿条抛光机全部采用砂带或油石的方式，在齿条的表面形成轴向的抛光纹络，不能满足电动转向器的要求。基于此，我们研制出全自动立式齿条纵向抛光机，使之抛光后的齿条在表面光洁度满足要求的基础上，形成齿条纵向的抛光纹络，满足电动转向器的要求。填补了国内此项空白。At present, the rack polishing machines produced in China all use abrasive belts or whetstones to form axial polishing patterns on the surface of the rack, which cannot meet the requirements of electric steering gear. Based on this, we have developed a fully automatic vertical rack longitudinal polishing machine, so that the polished rack can form a longitudinal polishing pattern of the rack on the basis that the surface finish meets the requirements to meet the requirements of the electric steering gear. fill this gap in the country.

发明内容SUMMARY OF THE INVENTION

本发明提供一种齿条纵向抛光机。设备采用尼龙树脂的抛光轮，对齿条的齿形背部及轴部进行纵向抛光；设备抛光轮采用立式的安装方式，并采用气缸为动力源来平衡抛光机构自身的重力，使施加的压力更加精准。抛光轮在高速旋转的同时，拥有一定的浮动量，能完全和齿条进行贴合，并采用伺服电机及压力传感器使抛光轮对齿条拥有一定的预压力。齿条角度的旋转也采用伺服电机，能满足齿形背部的全覆盖。并应用伺服电机带动抛光轮做横向运动，能满足不同长度工件的要求。相对于卧式抛光机，本发明将修型板集成到顶尖驱动机构上方，精简了结构。The invention provides a rack longitudinal polishing machine. The equipment adopts nylon resin polishing wheel to polish the toothed back and shaft part of the rack longitudinally; the equipment polishing wheel adopts a vertical installation method, and uses a cylinder as the power source to balance the gravity of the polishing mechanism itself, so that the applied pressure more precise. While the polishing wheel rotates at high speed, it has a certain amount of floating, which can be completely attached to the rack, and the servo motor and pressure sensor are used to make the polishing wheel have a certain pre-pressure on the rack. The rotation of the rack angle also uses a servo motor, which can meet the full coverage of the toothed back. And the servo motor is used to drive the polishing wheel to move laterally, which can meet the requirements of workpieces of different lengths. Compared with the horizontal polishing machine, the present invention integrates the trimming plate above the top drive mechanism, thereby simplifying the structure.

本发明所采用的的技术方案是：由自动上料机构1、PLC电气控制箱2、自动下料机构3、机架4、触摸屏操控板5、自动倒料机构6、抛光机构7和顶尖驱动机构8组成。自动上料机构1与机架4通过螺栓组连接；PLC电气控制箱2与触摸屏操控板5通过数据总线连接；自动倒料机构6与机架4通过螺栓组连接；抛光机构7与机架4通过螺栓连接；自动下料机构3与机架4通过螺栓组连接；顶尖驱动机构8与机架4通过螺栓组连接；顶尖驱动机构8分别与触摸屏操控板5和PLC电气控制箱2通过数据线连接；The technical scheme adopted in the present invention is: driven by an automatic feeding mechanism 1, a PLC electrical control box 2, an automatic unloading mechanism 3, a frame 4, a touch screen control panel 5, an automatic feeding mechanism 6, a polishing mechanism 7 and a top drive Organization 8 is composed. The automatic feeding mechanism 1 is connected with the frame 4 through a bolt group; the PLC electrical control box 2 is connected with the touch screen control panel 5 through a data bus; the automatic feeding mechanism 6 is connected with the frame 4 through a bolt group; the polishing mechanism 7 is connected with the frame 4 Connected by bolts; the automatic unloading mechanism 3 and the frame 4 are connected by a bolt group; the top drive mechanism 8 is connected with the frame 4 by a bolt group; the top drive mechanism 8 is respectively connected with the touch screen control panel 5 and the PLC electrical control box 2 through data lines connect;

电气控制方面采用PLC和触摸屏进行控制，采用伺服电机及气缸作为动力源，负责设备的全部运行指令及实施。In terms of electrical control, PLC and touch screen are used for control, and servo motors and cylinders are used as power sources to be responsible for all operating instructions and implementation of the equipment.

本发明的增益效果：The gain effect of the present invention:

在结构上：设备抛光轮采用立式安装的方式，相对传统卧式抛光机占地小，节省空间；设备采用自动修整抛光轮以及自动上下料机构，满足设备在线式生产，节省人工；并能自动对抛光轮进行修型，保证修型后的一致性，节省节拍，减轻工人作业量；采用触摸屏作为人工界面，使操作简单化的同时，也使操作数据的设定更加灵活，使之能满足不同工件的抛光要求；设备内部采用斜坡式的焊接技术，保证了抛光液的完全回流，避免了抛光屑的堆积，并使设备的清洁变得更加简单；采用的抛光轮固定机构具有一定的浮动量，能保证在全抛光过程中，使抛光轮能完全与齿条贴合。Structurally: the polishing wheel of the equipment is installed vertically, which occupies a smaller area than the traditional horizontal polishing machine and saves space; the equipment adopts automatic dressing and polishing wheel and automatic loading and unloading mechanism, which can meet the on-line production of the equipment and save labor; The polishing wheel is automatically repaired to ensure the consistency after repairing, save the tact, and reduce the workload of workers; the touch screen is used as the manual interface, which simplifies the operation and makes the setting of the operation data more flexible, so that it can be Meet the polishing requirements of different workpieces; the slope welding technology is adopted inside the equipment, which ensures the complete reflow of the polishing liquid, avoids the accumulation of polishing debris, and makes the cleaning of the equipment easier; the polishing wheel fixing mechanism used has a certain The floating amount can ensure that the polishing wheel can completely fit the rack during the full polishing process.

在控制上：应用压力传感器，使抛光轮对齿条施加的压力值得到有效控制，防止压弯齿条；应用伺服电机作为齿条旋转的动力源，使之能在抛光齿形背部旋转角度的同时，也能满足抛光齿条轴部使的慢速旋转。In terms of control: the pressure sensor is applied to effectively control the pressure value applied by the polishing wheel to the rack to prevent the rack from being bent; the servo motor is used as the power source for the rotation of the rack, so that it can rotate at the back of the polishing tooth. At the same time, it can also satisfy the slow rotation caused by polishing the shaft of the rack.

在抛光材料选择上：采用尼龙树脂轮，使之对齿条抛光的同时，不能损伤齿条。In the selection of polishing materials: nylon resin wheels are used to polish the rack without damaging the rack.

附图说明Description of drawings

图1为本发明的整体轴侧图；Fig. 1 is the overall isometric view of the present invention;

图2为本发明的整体主视图；Fig. 2 is the overall front view of the present invention;

图3为本发明的整体俯视图；Fig. 3 is the overall plan view of the present invention;

图4为本发明抛光机构的主视图；Fig. 4 is the front view of the polishing mechanism of the present invention;

图5为本发明顶尖驱动机构的主视图；Fig. 5 is the front view of the top drive mechanism of the present invention;

图6为本发明自动倒料机构的主视图；Fig. 6 is the front view of the automatic feeding mechanism of the present invention;

图7为本发明自动上料机构的侧视图。Figure 7 is a side view of the automatic feeding mechanism of the present invention.

具体实施方式Detailed ways

参照图1、图2、图3所示，本发明齿条纵向抛光机由自动上料机构1、PLC电气控制箱2、自动下料机构3、机架4、触摸屏操控板5、自动倒料机构6、抛光机构7和顶尖驱动机构8组成。自动上料机构1与机架4通过螺栓组连接；PLC电气控制箱2与触摸屏操控板5通过数据总线连接；自动下料机构3与机架4通过螺栓组连接；顶尖驱动机构8与机架4通过螺栓组连接；顶尖驱动机构8分别与触摸屏操控板5和PLC电气控制箱2通过数据线连接；Referring to Figure 1, Figure 2, Figure 3, the rack longitudinal polishing machine of the present invention consists of an automatic feeding mechanism 1, a PLC electrical control box 2, an automatic feeding mechanism 3, a frame 4, a touch screen control panel 5, and an automatic feeding The mechanism 6, the polishing mechanism 7 and the top drive mechanism 8 are composed. The automatic feeding mechanism 1 is connected with the frame 4 through a bolt group; the PLC electrical control box 2 is connected with the touch screen control panel 5 through a data bus; the automatic unloading mechanism 3 is connected with the frame 4 through a bolt group; the top drive mechanism 8 is connected with the frame 4 are connected by bolt groups; the top drive mechanism 8 is respectively connected with the touch screen control panel 5 and the PLC electrical control box 2 through data lines;

参照图4所示，预压伺服电机7-1与预压伺服电机架7-2通过螺栓连接；预压伺服电机架7-2与抛光架7-3通过螺栓连接；预压伺服电机7-1与预压丝杠7-4通过联轴器连接；预压丝杠7-4与加压气缸安装座7-5通过丝母座连接；加压气缸7-6与加压气缸安装座7-5通过螺栓连接；加压气缸7-6与压力推板7-7通过螺栓连接；压力推板7-7与压力传感器7-8通过螺栓连接；压力传感器7-8与抛光轮移动底板7-9通过螺栓连接；抛光轮轴承室7-10与抛光轮移动底板7-9通过螺栓连接；抛光电机7-11与电机同步带轮7-12通过免键胀套连接；抛光轴同步带轮7-13与抛光轴7-14通过免键胀套连接；电机同步带轮7-12与抛光轴同步带轮7-13通过同步带连接；抛光轮7-15与抛光轴7-14通过键连接；Referring to FIG. 4 , the preload servo motor 7-1 is connected with the preload servo motor frame 7-2 by bolts; the preload servo motor frame 7-2 is connected with the polishing frame 7-3 by bolts; the preload servo motor 7- 1 is connected with the preload screw 7-4 through the coupling; the preload screw 7-4 is connected with the pressurized cylinder mounting seat 7-5 through the screw nut seat; the pressurized cylinder 7-6 is connected with the pressurized cylinder mounting seat 7 -5 is connected by bolts; the pressurizing cylinder 7-6 is connected with the pressure push plate 7-7 by bolts; the pressure push plate 7-7 is connected with the pressure sensor 7-8 by bolts; the pressure sensor 7-8 is connected with the polishing wheel moving base plate 7 -9 is connected by bolts; polishing wheel bearing chamber 7-10 is connected with polishing wheel moving base plate 7-9 by bolts; polishing motor 7-11 is connected with motor synchronous pulley 7-12 through keyless expansion sleeve; polishing shaft synchronous pulley 7-13 is connected with the polishing shaft 7-14 through a keyless expansion sleeve; the motor timing pulley 7-12 is connected with the polishing shaft timing pulley 7-13 through a timing belt; the polishing wheel 7-15 is connected with the polishing shaft 7-14 through a key connect;

参照图5所示，左顶尖驱动气缸8-1与左顶尖座8-2通过浮动接头连接；左顶尖8-3与左顶尖座8-2通过锥孔配合连接；右顶尖8-4与右顶尖座8-5通过锥孔配合连接；右顶尖驱动气缸8-6与右顶尖座8-5通过浮动接头连接；Referring to Figure 5, the left top driving cylinder 8-1 is connected with the left top seat 8-2 through a floating joint; the left top 8-3 is connected with the left top seat 8-2 through a taper hole; the right top 8-4 is connected with the right The top seat 8-5 is matched and connected through the taper hole; the right center driving cylinder 8-6 is connected with the right center seat 8-5 through a floating joint;

参照图6所示，倒料伺服电机6-1与倒料丝杠6-2通过同步带连接；倒料丝杠6-2与倒料移动底板6-3通过螺栓连接；取料气缸6-5与取料气缸安装架6-4通过螺栓连接；取料气缸6-5与夹爪气缸安装板6-6通过浮动接头连接；夹爪气缸6-7与夹爪气缸安装板6-6通过螺栓连接；倒料夹爪6-8与夹爪气缸6-7通过螺栓连接；Referring to Figure 6, the rewinding servo motor 6-1 is connected with the rewinding screw 6-2 through a synchronous belt; the rewinding screw 6-2 is connected with the rewinding moving base plate 6-3 by bolts; the reclaiming cylinder 6- 5 is connected with the reclaiming cylinder mounting frame 6-4 by bolts; the reclaiming cylinder 6-5 is connected with the clamping jaw cylinder mounting plate 6-6 through a floating joint; the clamping jaw cylinder 6-7 is connected with the clamping jaw cylinder mounting plate 6-6 through Bolted connection; rewinding jaws 6-8 and jaw cylinders 6-7 are connected by bolts;

参照7所示，上料架1-1与顶升气缸1-2通过螺栓连接；托举板1-3与顶升气缸1-2通过浮动接头连接；前进气缸1-4与前进底板1-5通过浮动接头连接；倒料支架1-6与前进底板1-5通过螺栓连接；工件支撑1-7与倒料支架1-6通过螺栓连接。Referring to 7, the feeding rack 1-1 is connected with the lifting cylinder 1-2 by bolts; the lifting plate 1-3 is connected with the lifting cylinder 1-2 by a floating joint; the forward cylinder 1-4 is connected with the forward base plate 1- 5 is connected by a floating joint; the feeding support 1-6 is connected with the forward base plate 1-5 by bolts; the workpiece support 1-7 is connected with the feeding support 1-6 by bolts.

Claims (5)

1. The utility model provides a vertical burnishing machine of full-automatic vertical rack which characterized in that: the full-automatic vertical rack longitudinal polishing machine comprises an automatic feeding mechanism (1), a PLC (programmable logic controller) electrical control box (2), an automatic discharging mechanism (3), a rack (4), a touch screen control plate (5), an automatic discharging mechanism (6), a polishing mechanism (7) and a tip driving mechanism (8), wherein the automatic feeding mechanism (1) is connected with the rack (4) through a bolt group; the PLC electrical control box (2) is connected with the touch screen control panel (5) through a data bus; the automatic material pouring mechanism (6) is connected with the polishing mechanism (7) through a bolt; the automatic blanking mechanism (3) is connected with the rack (4) through a bolt group; the centre driving mechanism (8) is connected with the frame (4) through a bolt group; the centre driving mechanism (8) is respectively connected with the touch screen control panel (5) and the PLC electrical control box (2) through data lines.
2. The full-automatic vertical rack longitudinal polishing machine according to claim 1, characterized in that: the prepressing servo motor (7-1) is connected with the prepressing servo motor frame (7-2) through bolts; the pre-pressing servo motor frame (7-2) is connected with the polishing frame (7-3) through bolts; the prepressing servo motor (7-1) is connected with the prepressing screw rod (7-4) through a coupler; the prepressing screw rod (7-4) is connected with the pressurizing cylinder mounting seat (7-5) through a nut seat; the pressurizing cylinder (7-6) is connected with the pressurizing cylinder mounting seat (7-5) through a bolt; the pressurizing cylinder (7-6) is connected with the pressure push plate (7-7) through a bolt; the pressure push plate (7-7) is connected with the pressure sensor (7-8) through a bolt; the pressure sensor (7-8) is connected with the polishing wheel moving bottom plate (7-9) through a bolt; the polishing wheel bearing chamber (7-10) is connected with the polishing wheel moving bottom plate (7-9) through a bolt; the polishing motors (7-11) are connected with the motor synchronous belt wheels (7-12) through key-free expansion sleeves; the polishing shaft synchronous belt wheels (7-13) are connected with the polishing shafts (7-14) through key-free expansion sleeves; the motor synchronous belt wheels (7-12) are connected with the polishing shaft synchronous belt wheels (7-13) through synchronous belts; the polishing wheels (7-15) are connected with the polishing shafts (7-14) through keys.
3. The full-automatic vertical rack longitudinal polishing machine according to claim 1, characterized in that: the left center driving cylinder (8-1) is connected with the left center seat (8-2) through a floating joint; the left center (8-3) is connected with the left center seat (8-2) in a matching way through a taper hole; the right center (8-4) is connected with the right center seat (8-5) in a matching way through a taper hole; the right center driving cylinder (8-6) is connected with the right center seat (8-5) through a floating joint.
4. The full-automatic vertical rack longitudinal polishing machine according to claim 1, characterized in that: the material pouring servo motor (6-1) is connected with the material pouring screw rod (6-2) through a synchronous belt; the material pouring screw rod (6-2) is connected with the material pouring movable bottom plate (6-3) through a bolt; the material taking cylinder (6-5) is connected with the material taking cylinder mounting frame (6-4) through a bolt; the material taking cylinder (6-5) is connected with the clamping jaw cylinder mounting plate (6-6) through a floating joint; the clamping jaw air cylinder (6-7) is connected with the clamping jaw air cylinder mounting plate (6-6) through a bolt; the material pouring clamping jaw (6-8) is connected with the clamping jaw cylinder (6-7) through a bolt.
5. The full-automatic vertical rack longitudinal polishing machine according to claim 1, characterized in that: the feeding frame (1-1) is connected with the jacking cylinder (1-2) through a bolt; the lifting plate (1-3) is connected with the jacking cylinder (1-2) through a floating joint; the advancing cylinder (1-4) is connected with the advancing bottom plate (1-5) through a floating joint; the material pouring support (1-6) is connected with the advancing bottom plate (1-5) through a bolt; the workpiece support (1-7) is connected with the material pouring support (1-6) through a bolt.
CN201810937571.6A 2018-10-12 2018-10-12 Automatic Vertical Rack Longitudinal Polishing Machine Pending CN110757325A (en)

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