WO2022126743A1 - 一种小型机械设备组装用工作台 - Google Patents

一种小型机械设备组装用工作台 Download PDF

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Publication number
WO2022126743A1
WO2022126743A1 PCT/CN2020/140507 CN2020140507W WO2022126743A1 WO 2022126743 A1 WO2022126743 A1 WO 2022126743A1 CN 2020140507 W CN2020140507 W CN 2020140507W WO 2022126743 A1 WO2022126743 A1 WO 2022126743A1
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Prior art keywords
workbench
support base
small mechanical
mechanical equipment
servo motor
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PCT/CN2020/140507
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English (en)
French (fr)
Inventor
彭晓华
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苏州斯派克思精密机械有限公司
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Publication of WO2022126743A1 publication Critical patent/WO2022126743A1/zh

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
    • B25H1/16—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in height

Definitions

  • the present invention relates to a workbench, in particular to a workbench for assembling small mechanical equipment.
  • Mechanical assembly refers to the realization of the connection of mechanical parts or components according to the technical requirements of the design, and the combination of mechanical parts or components into a machine.
  • Mechanical assembly is an important part of machine manufacturing and repair, especially for mechanical repair, because the parts provided for assembly are beneficial to the situation during machine manufacturing, which makes the assembly work special.
  • the quality of the assembly work plays a very important role in the performance of the machine, the repair period, the labor and cost of the work.
  • the existing workbench for mechanical equipment assembly is the most basic device for mechanical assembly.
  • the traditional workbench for mechanical equipment assembly has a relatively simple structure, and uses a relatively cheap air cylinder to drive and lift. Professionals are required to use safety protective gear to disassemble, and maintenance is troublesome.
  • the present invention provides a small mechanical equipment assembly workbench, which can solve the problem that the existing mechanical equipment assembly workbench is the most basic device for mechanical assembly, and the traditional mechanical equipment assembly workbench structure is relatively Simple, use a relatively cheap cylinder for transmission and lifting, and the cylinder has high requirements for sealing. Once damaged, it requires professionals to use safety guards to disassemble it, which is a technical problem that is troublesome to maintain.
  • a workbench for assembling small mechanical equipment comprising an assembly table, a lifting mechanism and a support base
  • the assembly table is installed on the top of the support base, and the bottom end of the assembly table is in the middle.
  • a tray is fixedly connected, and the lifting mechanism is installed between the assembly table and the support base, which is used to adjust the distance between the assembly table and the support base.
  • the lifting mechanism includes a servo motor, a weighing bracket and a lifting column.
  • the weighing bracket is fixedly connected to the top of the support base, the servo motor is installed in the weighing bracket, the top of the servo motor is rotatably connected with a threaded column, the bottom end of the tray is fixedly connected with a lifting column, and the bottom surface of the lifting column is provided with The upwardly extending installation cavity, the top end of the threaded column extends into the installation cavity, the threaded column is screwed with the installation cavity through the thread, the outer side of the lifting column is sleeved with a limit sleeve, and the bottom end of the limit sleeve is connected to the installation cavity.
  • the top surface of the weighing bracket is connected, the bottom end of the outer side of the lifting column is equidistantly fixed with a guide block, the side of the guide block away from the lifting column is rotatably connected with a ball, and the inner side of the limit sleeve is provided with a guide block adapted to the guide block. Guide groove, the guide block slides up and down in the guide groove through balls.
  • the guide block is a rectangular block
  • the guide groove is a rectangular groove
  • the guide block is a dovetail block
  • the guide groove is a dovetail groove
  • a foot switch is provided on the top surface of the support base, and the foot switch is electrically connected to the servo motor.
  • an equipment box is sleeved on the outer side of the limiting sleeve, and the bottom end of the equipment box extends downward and contacts the top surface of the support base.
  • a layer of silica gel pad is fixed on the bottom surface of the equipment box.
  • the four side surfaces of the equipment box are open.
  • a dust-proof frame is provided outside the opening of the equipment box, and the dust-proof frame can cover the opening.
  • the four inner corners of the dust-proof frame are fixedly connected with connecting heads, and the side of the equipment box close to the dust-proof frame is provided with a connecting cavity adapted to the connecting head.
  • the inner wall is fixedly connected with a rubber restraint ring, and the rubber restraint ring is embedded in the connection head to complete the fixation of the connection head in the connection cavity.
  • the connector is configured as a cylinder with an arc surface at one end and a smooth outer surface.
  • Fig. 1 is the workbench structure schematic diagram of the present invention
  • Fig. 2 is the enlarged schematic diagram of a place in Fig. 1;
  • Fig. 3 is the enlarged structural schematic diagram at b in Fig. 1;
  • the present invention provides a workbench for assembling small mechanical equipment, including an assembly table 1 , a lifting mechanism and a support base 2 , the assembly table 1 is installed on the top of the support base 2 , and the assembly table 1 is at the bottom A tray 11 is fixedly connected in the middle of the end.
  • the lifting mechanism is installed between the assembly table 1 and the support base 2, which is used to adjust the distance between the assembly table 1 and the support base 2.
  • the lifting mechanism includes a servo motor 53, a scale
  • the weighing bracket 3 and the lifting column 5 are fixedly connected to the top of the support base 2, the weighing bracket 3 is used to bear the weight from the assembly table 1, and the servo motor 53 is installed in the weighing bracket 3, so
  • the top end of the servo motor 53 is rotatably connected with a threaded column 52, and the bottom end of the tray 11 is fixedly connected with a lifting column 5.
  • the bottom surface of the lifting column 5 is provided with an upwardly extending installation cavity 55, and the top of the threaded column 52 extends to the installation cavity. In 55, the threaded column 52 is screwed with the installation cavity 55 through the thread.
  • the bottom end of the cylinder 51 is connected to the top surface of the weighing bracket 3 , the outer bottom end of the lifting column 5 is equidistantly fixed with a guide block 56 , and the guide block 56 is rotatably connected to the side away from the lifting column 5 with a ball 57 .
  • the inner side is provided with a guide groove 54 that is adapted to the guide block 56, and the guide block 56 slides up and down in the guide groove 54 through the ball 57; the guide block 56 can be a rectangular block, and the guide groove 54 can be a rectangular groove.
  • the block 56 is a dovetail block
  • the guide groove 54 is a dovetail groove, so that the guide groove 54 can better restrict the guide block 56 in the guide groove 54, and effectively reduce the lifting and shaking of the lifting column 5 in the limiting sleeve 51. It can further improve the smoothness of the lifting and lowering of the support base 2 .
  • the model of the servo motor 53 is: 110EMA-040A.
  • a foot switch 21 is provided on the top surface of the support base 2. The foot switch 21 is electrically connected to the servo motor 53. The foot switch 21 is used to control the running state of the servo motor 53 (the pedal switch 21 controls the running state of the servo motor 53 is the prior art, so it is not repeated in this application).
  • the equipment box 4 is set on the outer side of the limit sleeve 51 , and the bottom end of the equipment box 4 extends downward to contact the top surface of the support base 2 .
  • a layer of silicone pad is fixed on the bottom surface of the box 4 to improve the tightness of the connection between the equipment box 4 and the support base 2.
  • the four sides of the equipment box 4 are opened, and the outside of the opening of the equipment box 4 is provided with a dustproof frame 41.
  • the dust-proof frame 41 can cover the opening.
  • the four corners of the inner side of the dust-proof frame 41 are fixedly connected with connectors 42.
  • the equipment box 4 is close to the dust-proof frame 41.
  • the side opening is provided with a connecting cavity 43 that is adapted to the connecting head 42
  • the inner wall of the connecting cavity 43 is fixedly connected with a rubber constraining ring 44
  • the rubber constraining ring 44 is embedded in the connecting head 42 to complete the connecting head 42 in the connecting cavity 43 .
  • the connecting head 42 is set as a cylinder with an arc surface at one end and a smooth outer surface.
  • the inner wall is set as a curved surface.
  • the first feature is between the second feature "Up” or “under” may include the first and second features in direct contact, or may include the first and second features not in direct contact but through another feature therebetween.
  • the first feature being “above”, “over” and “above” the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is level higher than the second feature.
  • the first feature is “below”, “below” and “below” the second feature includes the first feature is directly below and diagonally below the second feature, or simply means that the first feature has a lower level than the second feature.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Machine Tool Units (AREA)

Abstract

一种小型机械设备组装用工作台，包括组装台（1）、升降机构与支撑底座（2），组装台（1）安装在支撑底座（2）顶端，组装台（1）底端中间固定连接有托盘（11），升降机构安装在组装台（1）与支撑底座（2）之间，用于调节组装台（1）与支撑底座（2）之间的距离，升降机构包括伺服电机（53）、称重支架（3）与升降柱（5），称重支架（3）固定连接在支撑底座（2）顶端，伺服电机（53）安装在称重支架（3）内，伺服电机（53）顶端转动连接有螺纹柱（52），托盘（11）底端固定连接有升降柱（5），升降柱（5）底面开设有向上延伸的安装腔（55），螺纹柱（52）顶端延伸至安装腔（55）内，螺纹柱（52）通过螺纹与安装腔（55）旋合，升降柱（5）外侧套设限位套筒（51）。通过在称重支架内加装伺服电机，并通过简单的螺纹升降机构，能够调节组装台的高度；工作台的维护简单方便，有助于降低工作台的维护成本。

Description

一种小型机械设备组装用工作台 技术领域
本发明涉及工作台，特别是涉及一种小型机械设备组装用工作台。
 背景技术
机械装配是指按照设计的技术要求实现机械零件或部件的连接，把机械零件或部件组合成机器。机械装配是机器制造和修理的重要环节，特别是对机械修理来说，由于提供装配的零件有利于机械制造时的情况，更使得装配工作具有特殊性。装配工作的好坏对机器的效能、修理的工期、工作的劳力和成本等都起着非常重要的作用。
现有的机械设备组装用工作台是机械装配最为基本的装置，传统的机械设备组装用工作台结构较为简单，采用造价较为便宜的气缸进行传动升降，气缸对密封性要求高，一但损坏，需要专业人员使用安全护具进行拆卸，维护麻烦。
 技术解决方案
为了克服现有技术的不足，本发明提供一种小型机械设备组装用工作台，能解决现有的机械设备组装用工作台是机械装配最为基本的装置，传统的机械设备组装用工作台结构较为简单，采用造价较为便宜的气缸进行传动升降，气缸对密封性要求高，一但损坏，需要专业人员使用安全护具进行拆卸，维护麻烦的技术问题。
为解决上述技术问题，本发明提供如下技术方案：一种小型机械设备组装用工作台，包括组装台与升降机构与支撑底座，所述组装台安装在支撑底座顶端，所述组装台底端中间固定连接有托盘，所述升降机构安装在组装台与支撑底座之间，其用于调节组装台与支撑底座之间的距离，所述升降机构包括伺服电机、称重支架与升降柱，所述称重支架固定连接在支撑底座顶端，所述伺服电机安装在称重支架内，所述伺服电机顶端转动连接有螺纹柱，所述托盘底端固定连接有升降柱，所述升降柱底面开设有向上延伸的安装腔，所述螺纹柱顶端延伸至安装腔内，所述螺纹柱通过螺纹与安装腔旋合，所述升降柱外侧套设限位套筒，所述限位套筒底端与称重支架顶面连接，所述升降柱外侧底端等距固定有导块，所述导块远离升降柱一侧转动连接有滚珠，所述限位套筒内侧开设与导块相适配的导槽，所述导块通过滚珠在导槽内上下滑动。
作为本发明的一种优选技术方案，所述导块是矩形块，导槽是矩形槽。
作为本发明的一种优选技术方案，所述导块为燕尾块，导槽是燕尾槽。
作为本发明的一种优选技术方案，所述支撑底座顶面设置脚踏开关，脚踏开关与伺服电机电连接。
作为本发明的一种优选技术方案，所述限位套筒外侧套设设备箱，所述设备箱底端向下延伸与支撑底座顶面接触。
作为本发明的一种优选技术方案，所述设备箱底面固定一层硅胶垫。
作为本发明的一种优选技术方案，所述设备箱四侧表面开口。
作为本发明的一种优选技术方案，所述设备箱开口处外侧设有防尘框，所述防尘框能够将开口盖住。
作为本发明的一种优选技术方案，所述防尘框内侧四角均固定连接有连接头，所述设备箱靠近防尘框一侧开设有与连接头相适配的连接腔，所述连接腔内壁固定连接有橡胶限制环，所述橡胶限制环嵌入在连接头内，完成连接头在连接腔内的固定。
作为本发明的一种优选技术方案，所述连接头设置为一端具有弧面且外表面光滑的圆柱体。
 有益效果
与现有技术相比，本发明能达到的有益效果是：
1、通过在称重支架加装伺服电机，当需调节组装台高度时，启动伺服电机，由伺服电机带动螺纹柱转动，螺纹柱通过螺纹带动升降柱升降，由升降柱通过托盘带动组装台升降，将组装台升降至合适位置后，关闭伺服电机，调节完成，通过简单的螺纹升降机构，维护简单方便，有助于降低工作台的维护成本；
2、通过在防尘框内侧四角加装连接头，用扁平拆卸工具撬动防尘框与设备箱连接处，由拆卸工具撬动防尘框远离设备箱一侧，由防尘框带动连接头离开连接腔内，橡胶限制环受压形变，使得橡胶限制环与连接头脱离，直至连接头完全离开连接腔内，完成对防尘框的拆卸，无需通过拆卸螺栓达到拆卸防尘框的目的，方便了工作人员对防尘框表面吸附的灰尘进行清洗。
 附图说明
图1为本发明所述的工作台结构示意图；
图2为图1中的a处放大结构示意图；
图3为图1中的b处放大结构示意图；
其中：1、组装台；11、托盘；2、支撑底座；21、脚踏开关；3、称重支架；4、设备箱；41、防尘框；42、连接头；43、连接腔；44、橡胶限制环；5、升降柱；51、限位套筒；52、螺纹柱；53、伺服电机；54、导槽；55、安装腔；56、导块；57、滚珠。
 本发明的实施方式
为了使本发明实现的技术手段、创作特征、达成目的与功效易于明白了解，下面结合具体实施例，进一步阐述本发明，但下述实施例仅仅为本发明的优选实施例，并非全部。基于实施方式中的实施例，本领域技术人员在没有做出创造性劳动的前提下所获得其它实施例，都属于本发明的保护范围。下述实施例中的实验方法，如无特殊说明，均为常规方法，下述实施例中所用的材料、试剂等，如无特殊说明，均可从商业途径得到。
实施例
请参照图1所示，本发明提供一种小型机械设备组装用工作台，包括组装台1与升降机构与支撑底座2，所述组装台1安装在支撑底座2顶端，所述组装台1底端中间固定连接有托盘11，所述升降机构安装在组装台1与支撑底座2之间，其用于调节组装台1与支撑底座2之间的距离，所述升降机构包括伺服电机53、称重支架3与升降柱5，所述称重支架3固定连接在支撑底座2顶端，称重支架3用于承受来自组装台1的重量，所述伺服电机53安装在称重支架3内，所述伺服电机53顶端转动连接有螺纹柱52，所述托盘11底端固定连接有升降柱5，所述升降柱5底面开设有向上延伸的安装腔55，所述螺纹柱52顶端延伸至安装腔55内，所述螺纹柱52通过螺纹与安装腔55旋合，为使升降柱5沿着螺纹柱52的轴向上升或下降，在升降柱5外侧套设限位套筒51，限位套筒51底端与称重支架3顶面连接，所述升降柱5外侧底端等距固定有导块56，导块56远离升降柱5一侧转动连接有滚珠57，在限位套筒51内侧开设与导块56相适配的导槽54，所述导块56通过滚珠57在导槽54内上下滑动；导块56可以是矩形块，导槽54可以是矩形槽，优选为，导块56为燕尾块，导槽54是燕尾槽，这样导槽54能够更好的将导块56更好的限制在导槽54内，有效减小升降柱5在限位套筒51内升降晃动幅度，进一步提升支撑底座2的升降流畅性。
使用时，当需调节组装台1高度时，启动伺服电机53，由伺服电机53带动螺纹柱52转动，螺纹柱52通过螺纹带动升降柱5升降，由升降柱5通过托盘11带动组装台1升降，将组装台1升降至合适位置后，关闭伺服电机53，调节完成，通过简单的螺纹升降机构，维护简单方便，有助于降低工作台的维护成本。
请参阅图1所示，为方便控制伺服电机53，伺服电机53型号为：110EMA-040A，在支撑底座2顶面设置脚踏开关21，脚踏开关21与伺服电机53电连接，脚踏开关21用于控制伺服电机53的运行状态（脚踏开关21控制伺服电机53的运行状态为现有技术，故本申请不做赘述）。
请参阅图1与图3所示，为减少灰尘进入伺服电机53内，在限位套筒51外侧套设设备箱4，设备箱4底端向下延伸与支撑底座2顶面接触，在设备箱4底面固定一层硅胶垫，提升设备箱4与支撑底座2的连接密封性，为方便伺服电机53散热，设备箱4四侧表面开口，所述设备箱4开口处外侧设有防尘框41，防尘框41能够将开口盖住，为方便清洗防尘框41表面吸附的灰尘，在防尘框41内侧四角均固定连接有连接头42，所述设备箱4靠近防尘框41一侧开设有与连接头42相适配的连接腔43，所述连接腔43内壁固定连接有橡胶限制环44，所述橡胶限制环44嵌入在连接头42内，完成连接头42在连接腔43内的固定，为方便连接头42插入连接腔43内，将连接头42设置为一端具有弧面且外表面光滑的圆柱体，为方便连接头42穿过橡胶限制环44，将橡胶限制环44内壁设置为弧面。
使用时，用扁平拆卸工具撬动防尘框41与设备箱4连接处，由拆卸工具撬动防尘框41远离设备箱4一侧，由防尘框41带动连接头42离开连接腔43内，橡胶限制环44受压形变，使得橡胶限制环44与连接头42脱离，直至连接头42完全离开连接腔43内，完成对防尘框41的拆卸，无需通过拆卸螺栓达到拆卸防尘框41的目的，方便了工作人员对防尘框41表面吸附的灰尘进行清洗。
在本发明中，除非另有明确的规定和限定，第一特征在第二特征之 “上”或之“下”可以包括第一和第二特征直接接触，也可以包括第一和第二特征不是直接接触而是通过它们之间的另外的特征接触。而且，第一特征在第二特征“之上”、“上方”和“上面”包括第一特征在第二特征正上方和斜上方，或仅仅表示第一特征水平高度高于第二特征。第一特征在第二特征“之下”、“下方”和“下面”包括第一特征在第二特征正下方和斜下方，或仅仅表示第一特征水平高度小于第二特征。
以上显示和描述了本发明的基本原理、主要特征和本发明的优点。本行业的技术人员应该了解，本发明不受上述实施例的限制，上述实施例和说明书中描述的仅为本发明的优选例，并不用来限制本发明，在不脱离本发明精神和范围的前提下，本发明还会有各种变化和改进，这些变化和改进都落入要求保护的本发明范围内。本发明要求保护范围由所附的权利要求书及其等效物界定。

Claims (11)

  1. 一种小型机械设备组装用工作台，包括组装台(1)与升降机构与支撑底座(2)，所述组装台(1)安装在支撑底座(2)顶端，所述组装台(1)底端中间固定连接有托盘(11)，所述升降机构安装在组装台(1)与支撑底座(2)之间，其用于调节组装台(1)与支撑底座(2)之间的距离，所述升降机构包括伺服电机(53)、称重支架(3)与升降柱(5)，所述称重支架(3)固定连接在支撑底座(2)顶端，其特征在于：所述伺服电机(53)安装在称重支架(3)内，所述伺服电机(53)顶端转动连接有螺纹柱(52)，所述托盘(11)底端固定连接有升降柱(5)，所述升降柱(5)底面开设有向上延伸的安装腔(55)，所述螺纹柱(52)顶端延伸至安装腔(55)内，所述螺纹柱(52)通过螺纹与安装腔(55)旋合，所述升降柱(5)外侧套设限位套筒(51)，所述限位套筒(51)底端与称重支架(3)顶面连接，所述升降柱(5)外侧底端等距固定有导块(56)，所述导块(56)远离升降柱(5)一侧转动连接有滚珠(57)，所述限位套筒(51)内侧开设与导块(56)相适配的导槽(54)，所述导块(56)通过滚珠(57)在导槽(54)内上下滑动。
  2. 根据权利要求1所述的一种小型机械设备组装用工作台，其特征在于：所述导块(56)是矩形块，导槽(54)是矩形槽。
  3. 根据权利要求1所述的一种小型机械设备组装用工作台，其特征在于：所述导块(56)为燕尾块，导槽(54)是燕尾槽。
  4. 根据权利要求1所述的一种小型机械设备组装用工作台，其特征在于：所述支撑底座(2)顶面设置脚踏开关(21)，脚踏开关(21)与伺服电机(53)电连接。
  5. 根据权利要求4所述的一种小型机械设备组装用工作台，其特征在于：所述限位套筒(51)外侧套设设备箱(4)，所述设备箱(4)底端向下延伸与支撑底座(2)顶面接触。
  6. 根据权利要求5所述的一种小型机械设备组装用工作台，其特征在于：所述设备箱(4)底面固定一层硅胶垫。
  7. 根据权利要求6所述的一种小型机械设备组装用工作台，其特征在于：所述设备箱(4)四侧表面开口。
  8. 根据权利要求7所述的一种小型机械设备组装用工作台，其特征在于：所述设备箱(4)开口处外侧设有防尘框(41)，所述防尘框(41)能够将开口盖住。
  9. 根据权利要求8所述的一种小型机械设备组装用工作台，其特征在于：所述防尘框(41)内侧四角均固定连接有连接头(42)，所述设备箱(4)靠近防尘框(41)一侧开设有与连接头(42)相适配的连接腔(43)，所述连接腔(43)内壁固定连接有橡胶限制环(44)，所述橡胶限制环(44)嵌入在连接头(42)内，完成连接头(42)在连接腔(43)内的固定。
  10. 根据权利要求9所述的一种小型机械设备组装用工作台，其特征在于：所述连接头(42)设置为一端具有弧面且外表面光滑的圆柱体。
  11. 根据权利要求1所述的一种小型机械设备组装用工作台，其特征在于：所述橡胶限制环(44)内壁设置为弧面。
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