WO2020192073A1 - 一种偏心轮同步转动驱动机构 - Google Patents

一种偏心轮同步转动驱动机构 Download PDF

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Publication number
WO2020192073A1
WO2020192073A1 PCT/CN2019/109461 CN2019109461W WO2020192073A1 WO 2020192073 A1 WO2020192073 A1 WO 2020192073A1 CN 2019109461 W CN2019109461 W CN 2019109461W WO 2020192073 A1 WO2020192073 A1 WO 2020192073A1
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Prior art keywords
transmission plate
eccentric wheel
eccentric
transmission
synchronous rotation
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PCT/CN2019/109461
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English (en)
French (fr)
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吴加富
缪磊
蒋玉斌
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苏州富强科技有限公司
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Publication of WO2020192073A1 publication Critical patent/WO2020192073A1/zh

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H21/00Gearings comprising primarily only links or levers, with or without slides
    • F16H21/04Guiding mechanisms, e.g. for straight-line guidance
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H21/00Gearings comprising primarily only links or levers, with or without slides
    • F16H21/10Gearings comprising primarily only links or levers, with or without slides all movement being in, or parallel to, a single plane
    • F16H21/16Gearings comprising primarily only links or levers, with or without slides all movement being in, or parallel to, a single plane for interconverting rotary motion and reciprocating motion
    • F16H21/18Crank gearings; Eccentric gearings
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K7/00Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/06Means for converting reciprocating motion into rotary motion or vice versa

Definitions

  • the invention relates to the field of non-standard automation, in particular to an eccentric wheel synchronous rotation driving mechanism.
  • the purpose of the present invention is to provide a synchronous rotation drive mechanism for an eccentric wheel, which abandons the traditional arrangement of multiple rotating motors to drive, which not only reduces the equipment cost, but also improves the synchronization rate. , Can perform real-time synchronous deflection of multiple parts, and improve deflection efficiency.
  • a synchronous rotation driving mechanism for an eccentric wheel which includes:
  • a rotating shaft rotating and slidingly connected with the transmission plate;
  • a lifting shaft, the lifting shaft is parallel to the rotating shaft and arranged at intervals,
  • a connecting rod is fixedly connected between the rotating shaft and the lifting shaft.
  • the two rotating components are arranged in parallel and spaced apart.
  • connecting rods there are two connecting rods, an upper connecting rod located above the transmission plate and a lower connecting rod located below the transmission plate.
  • the lifting shaft includes a transmission section and a lifting section that are sequentially connected from top to bottom, wherein the cross-sectional area of the transmission section is smaller than the cross-sectional area of the lifting section, and the lifting section and the transmission section
  • the ratio of length is 3:1 ⁇ 6:1.
  • an eccentric rotation guide assembly is provided directly above or directly below the transmission plate, wherein the eccentric rotation guide assembly is fixedly arranged and connected to the transmission plate in an eccentric transmission.
  • the eccentric rotation guide assembly includes:
  • a rocker arm arranged between the transmission plate and the guide mounting plate
  • one end of the rocker arm is rotatably connected with the guide mounting plate, and the other end is rotatably connected with the transmission plate.
  • an upper offset position sensor is arranged above the transmission plate, a lower offset position sensor is arranged below the transmission plate, and upper and lower sides of the transmission plate are respectively provided with the upper offset position sensor. And the upper sensing sheet and the lower sensing sheet corresponding to the lower offset position sensor.
  • the present invention has the beneficial effects that it abandons the traditional driving mode of arranging multiple rotating motors, adopts an eccentric transmission mode, and only needs one power source, which not only reduces equipment costs, but also improves synchronization It can realize real-time synchronous deflection of multiple parts, which improves deflection efficiency.
  • Figure 1 is a three-dimensional structural view of the eccentric synchronous rotation driving mechanism according to the present invention.
  • Figure 2 is a three-dimensional structural view of the eccentric wheel synchronous rotation drive mechanism according to the present invention from another perspective;
  • Figure 3 is a front view of the eccentric synchronous rotation driving mechanism according to the present invention.
  • FIG. 4 is a three-dimensional structural view of the eccentric wheel synchronous rotation driving mechanism according to the present invention with the rotating components hidden;
  • Figure 5 is a front view of the eccentric synchronous rotation driving mechanism according to the present invention with the rotating assembly hidden;
  • Fig. 6 is an exploded view of the synchronous rotation driving mechanism of the eccentric wheel according to the present invention with the rotating components hidden.
  • connection corresponds to the size from top to bottom
  • width corresponds to the size from left to right
  • depth corresponds to the size from front to back.
  • the eccentric wheel synchronous rotation driving mechanism 1 includes:
  • a rotating assembly 15 that is rotatably and slidably connected to the transmission plate 14.
  • the rotating assembly 15 is provided with at least two groups, and the rotating assembly 15 includes:
  • a rotating shaft 151 which is rotatably and slidably connected with the transmission plate 14;
  • a lifting shaft 152, the lifting shaft 152 and the rotating shaft 151 are parallel and spaced apart,
  • the two rotating components 15 are arranged in parallel and spaced apart.
  • the lifting shaft 152 includes a transmission section and a lifting section that are sequentially connected from top to bottom, wherein the cross-sectional area of the transmission section is smaller than the cross-sectional area of the lifting section, and the lifting section and the transmission
  • the length ratio of the sections is 3:1-6:1, and the lower connecting rod 154 is fixedly connected to the place where the lifting section and the transmission section meet.
  • the ratio of the length of the lifting section 336 to the transmission section 335 is 3:1.
  • the transmission plate 14 extends in a horizontal direction, and the rotating shaft 151 and the lifting shaft 152 both extend in a vertical direction.
  • an eccentric rotation guide assembly 16 is provided directly above or below the transmission plate 14, wherein the eccentric rotation guide assembly 16 is fixedly arranged and connected to the transmission plate 14 in an eccentric transmission manner.
  • the eccentric rotation guide assembly 16 includes:
  • a fixed guide mounting plate 161 A fixed guide mounting plate 161;
  • a rocker arm 162 provided between the transmission plate 14 and the guide mounting plate 161,
  • one end of the rocker arm 162 is rotatably connected with the guide mounting plate 161, and the other end is rotatably connected with the transmission plate 14.
  • the transmission plate 14 in FIG. 6 extends along the X-axis direction
  • the guide mounting plate 161 is fixedly arranged directly below the transmission plate 14
  • the two connecting shafts of the rocker arm 162 are respectively perpendicular to the transmission plate 14 and the guide mounting plate 161 , So that the transmission plate 14 can perform compound movement in the horizontal plane under the drive of the eccentric 13 and under the limit of the rocker arm 162, and thereby the transmission plate 14 drives the rotating shaft 151 to perform circular movement in the horizontal plane.
  • the lifting shaft 152 is driven to rotate in the horizontal plane.
  • the upper side of the transmission plate 14 is provided with an upper offset position sensor 111
  • the lower side of the transmission plate 14 is provided with a lower offset position sensor 112
  • the upper and lower sides of the transmission plate 14 are respectively provided with the The upper sensor sheet 141 and the lower sensor sheet 142 corresponding to the upper offset position sensor 111 and the lower offset position sensor 112.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Transmission Devices (AREA)

Abstract

一种偏心轮同步转动驱动机构(1),包括:偏心轮(13);与所述偏心轮(13)偏心转动连接的传动板(14);以及与所述传动板(14)转动且滑动连接的转动组件(15),所述转动组件(15)设有至少两组,所述转动组件(15)包括:转动轴(151),所述转动轴(151)与所述传动板(14)转动且滑动连接;以及升降轴(152),所述升降轴(152)与所述转动轴(151)平行且间隔设置,其中,所述转动轴(151)与所述升降轴(152)间固接有连接杆。通过采用偏心传动的方式,仅需一个动力源,不仅降低了设备成本,还提高了同步率和缩小安装空间,能够对多个零部件进行实时同步偏转,提高了偏转效率。

Description

一种偏心轮同步转动驱动机构 技术领域
本发明涉及非标自动化领域,特别涉及一种偏心轮同步转动驱动机构。
背景技术
在非标自动化装配流水线上,往往需要用到转动驱动机构,以对需要装配的零部件进行在水平面内的偏转,进而实时调整零部件的水平姿态,以提高装配精度,现有的转动驱动机构存在以下几个问题:现有的转动驱动机构大多用转动电机驱动,当需要对多个零部件进行同步转动驱动时,就需要采用多个转动电机,这不仅增加了设备成本,而且同步率低,无法完成对多个零部件转动同一偏转角度的需求。有鉴于此,实有必要开发一种偏心轮同步转动驱动机构,用以解决上述问题。
发明内容
针对现有技术中存在的不足之处,本发明的目的是提供一种偏心轮同步转动驱动机构,其摒弃了传统的布置多个转动电机驱动方式,不仅降低了设备成本,还提高了同步率,能够对多个零部件进行实时同步偏转,提高了偏转效率。为了实现根据本发明的上述目的和其他优点,提供了一种偏心轮同步转动驱动机构,包括:
偏心轮;
与所述偏心轮偏心转动连接的传动板;以及
与所述传动板转动且滑动连接的转动组件,所述转动组件设有至少两组,所述转动组件包括:
转动轴,所述转动轴与所述传动板转动且滑动连接;以及
升降轴,所述升降轴与所述转动轴平行且间隔设置,
其中,所述转动轴与所述升降轴间固接有连接杆。
优选的是,两两所述转动组件之间平行且间隔设置。
优选的是,所述连接杆设有两根,分别为位于所述传动板上方的上连接 杆以及位于所述传动板下方的下连接杆。
优选的是,升降轴包括从上至下依次相接的传动段与升降段,其中,所述传动段的横截面积小于所述升降段的横截面积,所述升降段与所述传动段的长度之比为3:1~6:1。
优选的是,传动板沿水平方向延伸,所述转动轴及所述升降轴均沿竖直方向延伸。
优选的是,传动板的正上方或者正下方设有偏心转动导向组件,其中,所述偏心转动导向组件固定设置且与传动板偏心传动连接。
优选的是,所述偏心转动导向组件包括:
固定设置的导向安装板;以及
设于所述传动板与所述导向安装板之间的摇臂,
其中,所述摇臂的一端与所述导向安装板转动连接,另一端与所述传动板转动连接。
优选的是,所述传动板的上方设有上偏移位置传感器,所述传动板的下方设有下偏移位置传感器,所述传动板的上下两面设有分别与所述上偏移位置传感器及所述下偏移位置传感器相对应的上感应片及下感应片。
本发明与现有技术相比,其有益效果是:其摒弃了传统的布置多个转动电机的驱动方式,采用偏心传动的方式,仅需一个动力源,不仅降低了设备成本,还提高了同步率,能够对多个零部件进行实时同步偏转,提高了偏转效率。
附图说明
图1为根据本发明所述的偏心轮同步转动驱动机构的三维结构视图;
图2为根据本发明所述的偏心轮同步转动驱动机构在另一视角下的三维结构视图;
图3为根据本发明所述的偏心轮同步转动驱动机构的正视图;
图4为根据本发明所述的偏心轮同步转动驱动机构隐藏了转动组件后的三维结构视图;
图5为根据本发明所述的偏心轮同步转动驱动机构隐藏了转动组件后的 正视图;
图6为根据本发明所述的偏心轮同步转动驱动机构隐藏了转动组件后的爆炸视图。
具体实施方式
下面结合附图对本发明做进一步的详细说明,本发明的前述和其它目的、特征、方面和优点将变得更加明显,以令本领域技术人员参照说明书文字能够据以实施。在附图中,为清晰起见,可对形状和尺寸进行放大,并将在所有图中使用相同的附图标记来指示相同或相似的部件。在下列描述中,诸如中心、厚度、高度、长度、前部、背部、后部、左边、右边、顶部、底部、上部、下部等用词为基于附图所示的方位或位置关系。特别地,“高度”相当于从顶部到底部的尺寸,“宽度”相当于从左边到右边的尺寸,“深度”相当于从前到后的尺寸。这些相对术语是为了说明方便起见并且通常并不旨在需要具体取向。涉及附接、联接等的术语(例如,“连接”和“附接”)是指这些结构通过中间结构彼此直接或间接固定或附接的关系、以及可动或刚性附接或关系,除非以其他方式明确地说明。
参照图1~图6,偏心轮同步转动驱动机构1包括:
驱动电机12,驱动电机12的动力输出端传动连接有偏心轮13;
与所述偏心轮13偏心转动连接的传动板14;以及
与所述传动板14转动且滑动连接的转动组件15,所述转动组件15设有至少两组,所述转动组件15包括:
转动轴151,所述转动轴151与所述传动板14转动且滑动连接;以及
升降轴152,所述升降轴152与所述转动轴151平行且间隔设置,
其中,所述转动轴151与所述升降轴152间固接有连接杆。
进一步地,两两所述转动组件15之间平行且间隔设置。
参照图1及图2,在优选的实施方式中,所述连接杆设有两根,分别为位于所述传动板14上方的上连接杆153以及位于所述传动板14下方的下连接杆154。
参照图2,升降轴152包括从上至下依次相接的传动段与升降段,其中, 所述传动段的横截面积小于所述升降段的横截面积,所述升降段与所述传动段的长度之比为3:1~6:1,下连接杆154固接于所述升降段与传动段相接之处。在优选的实施方式中,升降段336与传动段335的长度之比为3:1。
进一步地,传动板14沿水平方向延伸,所述转动轴151及所述升降轴152均沿竖直方向延伸。
参照图4~图6,传动板14的正上方或者正下方设有偏心转动导向组件16,其中,所述偏心转动导向组件16固定设置且与传动板14偏心传动连接。
参照图6,所述偏心转动导向组件16包括:
固定设置的导向安装板161;以及
设于所述传动板14与所述导向安装板161之间的摇臂162,
其中,所述摇臂162的一端与所述导向安装板161转动连接,另一端与所述传动板14转动连接。图6中传动板14沿X轴方向延伸,导向安装板161固定设置于传动板14的正下方,摇臂162的两根连接轴分别与所述传动板14及所述导向安装板161相垂直,从而使得所述传动板14在偏心轮13的驱动下以及在摇臂162的限位下能够在水平面内做复合运动,进而使得所述传动板14驱动转动轴151在水平面内做圆周运动,并最终驱动升降轴152在水平面内转动。
参照图6,所述传动板14的上方设有上偏移位置传感器111,所述传动板14的下方设有下偏移位置传感器112,所述传动板14的上下两面设有分别与所述上偏移位置传感器111及所述下偏移位置传感器112相对应的上感应片141及下感应片142。
这里说明的设备数量和处理规模是用来简化本发明的说明的。对本发明的应用、修改和变化对本领域的技术人员来说是显而易见的。
尽管本发明的实施方案已公开如上,但其并不仅限于说明书和实施方式中所列运用,它完全可以被适用于各种适合本发明的领域,对于熟悉本领域的人员而言,可容易地实现另外的修改,因此在不背离权利要求及等同范围所限定的一般概念下,本发明并不限于特定的细节和这里示出与描述的图例。

Claims (8)

  1. 一种偏心轮同步转动驱动机构,其特征在于,包括:
    偏心轮(13);
    与所述偏心轮(13)偏心转动连接的传动板(14);以及
    与所述传动板(14)转动且滑动连接的转动组件(15),所述转动组件(15)设有至少两组,所述转动组件(15)包括:
    转动轴(151),所述转动轴(151)与所述传动板(14)转动且滑动连接;以及
    升降轴(152),所述升降轴(152)与所述转动轴(151)平行且间隔设置,
    其中,所述转动轴(151)与所述升降轴(152)间固接有连接杆。
  2. 如权利要求1所述的偏心轮同步转动驱动机构,其特征在于,两两所述转动组件(15)之间平行且间隔设置。
  3. 如权利要求1所述的偏心轮同步转动驱动机构,其特征在于,所述连接杆设有两根,分别为位于所述传动板(14)上方的上连接杆(153)以及位于所述传动板(14)下方的下连接杆(154)。
  4. 如权利要求3所述的偏心轮同步转动驱动机构,其特征在于,升降轴(152)包括从上至下依次相接的传动段与升降段,其中,所述传动段的横截面积小于所述升降段的横截面积,所述升降段与所述传动段的长度之比为3:1~6:1。
  5. 如权利要求1所述的偏心轮同步转动驱动机构,其特征在于,传动板(14)沿水平方向延伸,所述转动轴(151)及所述升降轴(152)均沿竖直方向延伸。
  6. 如权利要求1所述的偏心轮同步转动驱动机构,其特征在于,传动板(14)的正上方或者正下方设有偏心转动导向组件(16),其中,所述偏心转动导向组件(16)固定设置且与传动板(14)偏心传动连接。
  7. 如权利要求6所述的偏心轮同步转动驱动机构,其特征在于,所述偏心转动导向组件(16)包括:
    固定设置的导向安装板(161);以及
    设于所述传动板(14)与所述导向安装板(161)之间的摇臂(162),
    其中,所述摇臂(162)的一端与所述导向安装板(161)转动连接,另一端与所述传动板(14)转动连接。
  8. 如权利要求1所述的偏心轮同步转动驱动机构,其特征在于,所述传动板(14)的上方设有上偏移位置传感器(111),所述传动板(14)的下方设有下偏移位置传感器(112),所述传动板(14)的上下两面设有分别与所述上偏移位置传感器(111)及所述下偏移位置传感器(112)相对应的上感应片(141)及下感应片(142)。
PCT/CN2019/109461 2019-03-25 2019-09-30 一种偏心轮同步转动驱动机构 WO2020192073A1 (zh)

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CN113014034A (zh) * 2021-03-22 2021-06-22 山东艾科达生物科技有限公司 一种医疗流水线用阻挡机构

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