WO2020135606A1 - 电机及电机与减速器连接结构 - Google Patents

电机及电机与减速器连接结构 Download PDF

Info

Publication number
WO2020135606A1
WO2020135606A1 PCT/CN2019/128771 CN2019128771W WO2020135606A1 WO 2020135606 A1 WO2020135606 A1 WO 2020135606A1 CN 2019128771 W CN2019128771 W CN 2019128771W WO 2020135606 A1 WO2020135606 A1 WO 2020135606A1
Authority
WO
WIPO (PCT)
Prior art keywords
motor
end bearing
drive shaft
bearing
shaft
Prior art date
Application number
PCT/CN2019/128771
Other languages
English (en)
French (fr)
Inventor
李阳帆
汪金星
吴志文
刘主福
Original Assignee
深圳市越疆科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳市越疆科技有限公司 filed Critical 深圳市越疆科技有限公司
Publication of WO2020135606A1 publication Critical patent/WO2020135606A1/zh

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters

Definitions

  • the utility model belongs to the technical field of motors, and particularly relates to a motor and a connection structure between the motor and a reducer.
  • connection method of the motor and the reducer of the cooperative robot arm on the market is mainly that the motor drive shaft and the reducer are connected by viscose, and then the torque of the motor is transmitted through the reducer.
  • the defect of this structure is that the drive shaft and the wave generator are fixed by viscose. After the glue is dried, if the reducer has a problem and it needs to be replaced, it is difficult to disassemble the drive shaft and reducer for separate maintenance. The two can only be scrapped together and replaced with a new reducer and wave generator, which greatly increase the maintenance cost and increase the difficulty of later maintenance; and because there must be a glued gap between the shaft and the hole, this assembly shaft and The hole is difficult to assemble and the concentricity is difficult to guarantee.
  • the purpose of the utility model is to provide a connection structure between a motor and a reducer, which aims to solve the technical problem that the drive shaft of the prior art has insufficient support rigidity when the motor is running at a high level.
  • a motor provided by an embodiment of the present invention includes:
  • a front-end bearing and a rear-end bearing, the front-end bearing and the rear-end bearing are arranged in the casing at intervals, and the outer ring of the front-end bearing and the outer ring of the rear-end bearing are both in contact with the casing Fixed connection
  • a drive shaft, a front end portion and a rear end portion of the drive shaft pass through the front end bearing and the rear end bearing, respectively, and the drive shaft is simultaneously with the inner ring of the front end bearing and the inner end of the rear end bearing The ring is fixedly connected.
  • a front end of the casing is provided with a front bearing seat for limiting the front end bearing and fixing the front end bearing, and a rear end of the casing is provided with a limiting and limiting position for the rear end bearing The rear bearing seat fixing the rear-end bearing.
  • both the front bearing seat and the rear bearing seat are fixed and locked on the casing by fasteners.
  • the one or more technical solutions in the motor provided by the embodiments of the present invention have at least one of the following technical effects: providing spaced front and rear bearings in the housing of the motor, and connecting the front and rear ends of the drive shaft The end passes through the front end bearing and the rear end bearing respectively, and at the same time, the drive shaft is simultaneously with the inner ring of the front end bearing and the inner ring of the rear end bearing, so that the drive shaft will not produce eccentricity and uneven force during high speed operation, which will increase
  • the concentricity and dynamic load characteristics of the entire drive shaft during rotation reduce the stress on components connected to the drive shaft and increase the service life of each component.
  • connection structure of a motor and a reducer including:
  • the front end of the drive shaft is provided with a plurality of ring-shaped screw holes arranged at equal intervals;
  • a wave generator the wave generator is provided with a shaft hole coaxial with the driving shaft, the shaft hole is sleeved outside the driving shaft, and the inner wall of the shaft hole is provided with the driving shaft
  • An annular boss abutting against the front end of the shaft, and the annular boss is provided with through holes corresponding to the positions of the screw holes;
  • a plurality of screws each of which passes through each of the through holes and is screw-connected with the corresponding screw holes to connect the ring boss to the drive shaft.
  • the periphery of the front end portion of the drive shaft is provided with a chamfered surface.
  • the inner wall of the shaft hole is further provided with a reinforcing boss side by side with the annular boss facing away from the drive shaft.
  • a position limiting groove for limiting the head portion of the screw is provided at each position on the reinforcing boss corresponding to each of the through holes.
  • the reinforcing boss and the annular boss are integrally formed on the wave generator.
  • the drive shaft is in transition fit with the shaft hole.
  • the number of the screw holes, the through holes, and the screws are all six, and the six screws pass through the six through holes respectively and are screwed to the corresponding six screw holes .
  • the one or more technical solutions in the connection structure of the motor and the reducer provided by the embodiment of the present invention has at least one of the following technical effects: the drive shaft of the motor is matched with the shaft hole of the wave generator, and then the screw is used to pass through the shaft After passing through the hole on the annular boss provided in the hole, it is screwed to the screw hole provided at the front end of the drive shaft, so that the wave generator and the drive shaft are connected together. If there is a problem with the reducer, the screw can be screwed After opening and replacing the wave generator, the two are connected by screws for quick replacement, which can not only ensure the transmission accuracy, but also achieve the purpose of detachability.
  • FIG. 1 is a schematic structural diagram of a connection structure between a motor and a reducer provided by an embodiment of the utility model.
  • FIG. 2 is a partial cross-sectional view of a connection structure of a motor and a reducer provided by an embodiment of the present invention.
  • FIG. 3 is an exploded schematic view of the connection structure between the motor and the reducer provided by the embodiment of the utility model.
  • FIG. 4 is a schematic structural diagram of a wave generator of a connection structure between a motor and a reducer provided by an embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of a motor provided by an embodiment of the utility model.
  • FIG. 6 is a cross-sectional view of a motor provided by an embodiment of the present invention.
  • connection structure of the motor and the reducer provided by the embodiment of the utility model.
  • first and second are used for description purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features.
  • the features defined as “first” and “second” may explicitly or implicitly include one or more of the features.
  • the meaning of “plurality” is two or more, unless otherwise specifically limited.
  • the terms “installation”, “connected”, “connected”, “fixed” and other terms should be understood in a broad sense, for example, it can be a fixed connection or a Detachable connection, or integrated; may be mechanical connection or electrical connection; may be directly connected, or indirectly connected through an intermediate medium, may be the internal connection of two components or the interaction relationship of two components.
  • installation can be a fixed connection or a Detachable connection, or integrated; may be mechanical connection or electrical connection; may be directly connected, or indirectly connected through an intermediate medium, may be the internal connection of two components or the interaction relationship of two components.
  • a motor which includes a housing, a front-end bearing, a rear-end bearing, and a drive shaft.
  • the front-end bearing and the rear-end bearing are arranged in the casing at intervals, and the outer ring of the front-end bearing and the outer ring of the rear-end bearing are fixedly connected to the casing.
  • the front end and the rear end of the drive shaft pass through the front end bearing and the rear end bearing, respectively, and the drive shaft is fixedly connected to both the inner ring of the front end bearing and the inner ring of the rear end bearing .
  • the front end of the housing of the provided motor is provided with a front bearing seat for limiting the front end bearing and fixing the front end bearing
  • the rear end of the casing is provided with a rear bearing seat for limiting the rear end bearing and fixing the rear end bearing.
  • the front bearing housing be positioned and installed through the front bearing housing, but also the front bearing housing and the outer ring of the front bearing can be closely matched to install the front bearing on the casing.
  • the rear bearing housing not only can the rear bearing housing be positioned and installed through the rear bearing housing, but also the rear bearing housing can be closely matched with the outer ring of the rear bearing to install the rear bearing on the casing.
  • both the front bearing seat and the rear bearing seat of the provided motor are fixed and locked on the casing by fasteners.
  • fasteners to install the front bearing seat and the rear bearing can improve the convenience of assembly and disassembly, and facilitate later inspection and maintenance of the motor.
  • a motor and reducer connection structure which includes a motor 10, a wave generator 20, and a number of screws 30, wherein the wave generator 20 is a deceleration A component on the device (not shown).
  • the motor 10 is provided with a drive shaft 11, and a front end of the drive shaft 11 is provided with a plurality of screw holes 111 arranged at equal intervals in a ring shape.
  • the wave generator 20 is provided with a shaft hole 23 coaxial with the driving shaft 11, the shaft hole 23 is sleeved outside the driving shaft 11, and the inner wall of the shaft hole 23 is provided with the The annular boss 21 abuts the front end of the drive shaft 11.
  • the annular boss 21 can limit the depth of the drive shaft 11 extending into the shaft hole 23 and play a role of positioning and blind mounting.
  • the annular boss 21 is provided with passage holes 211 corresponding to the positions of the screw holes 111.
  • Each of the screws 30 passes through the through holes 211 and is screwed with the corresponding screw holes 111 to connect the annular boss 21 to the drive shaft 11.
  • the connection between the motor 10 and the wave generator 20 is detachably connected through the screw 30, which is convenient for the later maintenance and repair of the motor 10 and the reducer.
  • the driving shaft 11 of the motor 10 is matched with the shaft hole 23 of the wave generator 20, and then the screw 30 is used to pass through the annular protrusion provided in the shaft hole 23 After passing through the hole 211 on the table 21, it is screwed to the screw hole 111 provided at the front end of the drive shaft 11, so that the wave generator 20 and the drive shaft 11 are connected together.
  • the screw 30 can be After unscrewing and replacing the wave generator 20, the two are connected via the screw 30 for quick replacement, which can not only ensure the transmission accuracy, but also achieve the purpose of detachability.
  • each screw hole 111 of the connection structure of the motor and the reducer provided is uniformly distributed in a ring shape with the axis of the drive shaft 11 as the center.
  • the passage holes 211 are uniformly distributed in a ring shape with the axis of the shaft hole 23 as the center. This ensures that when the drive shaft 11 extends into the shaft hole 23 and cooperates with the shaft hole 23, each screw hole 111 can correspond to the position of each passage hole 211, respectively.
  • a chamfered surface 112 is provided on the periphery of the front end portion of the driving shaft 11 of the connection structure of the motor and the reducer provided.
  • the arrangement of the chamfered surface 112 plays a guiding role, which facilitates the extension of the drive shaft 11 into the shaft hole 23, that is, facilitates the installation and cooperation of the drive shaft 11 and the shaft hole 23, and prevents the drive shaft 11 from being fitted with the shaft during installation
  • the periphery of the hole 23 forms interference, which improves the installation efficiency.
  • the inner wall of the shaft hole 23 of the connection structure of the motor and the reducer provided is further provided with the ring boss 21 away from the drive
  • One side of the shaft 11 is a reinforcing boss 22 side by side.
  • the arrangement of the reinforcing boss 22 can strengthen the strength of the annular boss 21 connected to the inner wall of the shaft hole 23, and thus can enhance the stability and reliability of the connection between the annular boss 21 and the drive shaft 11.
  • the reinforced boss 22 of the connection structure of the motor and the reducer provided is provided with a position corresponding to each of the through holes 211 A limiting groove 221 for limiting the head of the screw 30.
  • the number of the limiting grooves 221 provided on the reinforcing boss 22 is the same as the number of the screws 30, and the positions correspond to the through holes 211.
  • the setting of the limiting groove 221 can avoid the interference of the installation of the reinforcing boss 22 on the installation of the screw 30; on the other hand, the limiting groove 221 can also be used to limit the head of the screw 30, which is convenient for the screw 30 Position installation and post-installation protection.
  • the reinforcing boss 22 and the annular boss 21 of the connection structure of the motor and the reducer provided are integrally formed on the wave generator 20 on.
  • the integrally formed arrangement is beneficial to the structural accuracy of the reinforcing boss 22, the annular boss 21, and the wave generator 20 on the one hand, and to the structural size and shape of the manufacturing process on the other hand. design.
  • the driving shaft 11 and the shaft hole 23 of the connection structure of the motor and the reducer provided are in transition fit.
  • the drive shaft 11 and the shaft hole 23 may be designed as an interference fit or a clearance fit, so that products are more diverse and meet market demands.
  • the number of the screw holes 111, the through holes 211, and the screws 30 of the connection structure of the motor and the reducer provided are six, and the six screws 30 The six through holes 211 are respectively passed through and screwed with the corresponding six screw holes 111.
  • the number of the screw holes 111, the through holes 211, and the screws 30 of the connection structure of the motor and the reducer are all four or eight.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

一种电机及电机与减速器连接结构，电机包括机壳，前端轴承、后端轴承和驱动轴，前端轴承和后端轴承间隔设置于机壳内，前端轴承的外圈和后端轴承的外圈均与机壳固定连接；驱动轴的前端部和后端部分别穿过前端轴承和后端轴承，驱动轴同时与前端轴承的内圈和后端轴承的内圈固定连接，这样驱动轴在高速运转时不会产生偏心和受力不均，进而会提高整个驱动轴转动时的同心度和动态负载特性，减少与驱动轴连接的部件的受力，提高各部件使用的寿命。

Description

电机及电机与减速器连接结构 技术领域
本实用新型属于电机技术领域，尤其涉及一种电机及电机与减速器连接结构。
 背景技术
现在市面上协作机械臂电机在实际工作中，当转速超过2000rpm或者在其额定负载的时候，驱动轴（即转子）承受的力比较大，支撑刚度存在不足的问题，导致整个机械臂的精度降低。究其原因是电机的驱动轴形成悬臂梁结构，驱动轴的受力不均衡导致。
另外，现在市面上协作机械臂电机与减速器的连接方式主要为电机驱动轴与减速器通过粘胶的方式连接，进而将电机的力矩通过减速器传递。该种结构存在的缺陷是：通过粘胶的方式将驱动轴与波发生器固定，当胶干之后，如果减速器出现问题要更换时，则难以将驱动轴和减速器拆开进行单独维修，只能将两者一同报废，重新更换新的减速器和波发生器，使得维修成本大幅度增加，增加后期维修的难度；并且由于轴和孔之间必须存在涂胶的间隙，此装配轴和孔的装配难度大，同心度难保证。
 技术问题
本实用新型的目的在于提供一种电机与减速器连接结构，旨在解决现有技术中的电机在高度运转时，其驱动轴存在支撑刚度不足的技术问题。
 技术解决方案
为实现上述目的，本实用新型实施例提供的一种电机，包括：
机壳；
前端轴承和后端轴承，所述前端轴承和所述后端轴承设间隔设置于所述机壳内，且所述前端轴承的外圈和所述后端轴承的外圈均与所述机壳固定连接；
驱动轴，所述驱动轴的前端部和后端部分别穿过所述前端轴承和所述后端轴承，且所述驱动轴同时与所述前端轴承的内圈和所述后端轴承的内圈固定连接。
可选地，所述机壳的前端设置有用于对所述前端轴承进行限位并固定所述前端轴承的前轴承座，所述机壳的后端设置有用于对后端轴承进行限位并固定所述后端轴承的后轴承座。
可选地，所述前轴承座和所述后轴承座均通过紧固件固定锁紧于所述机壳上。
本实用新型实施例提供的电机中的上述一个或多个技术方案至少具有如下技术效果之一：在电机的机壳内设置间隔布置的前端轴承和后端轴承，并且将驱动轴的前端和后端分别穿过前端轴承和后端轴承，同时，驱动轴同时与前端轴承的内圈和后端轴承的内圈，这样驱动轴在高速运转时不会产生偏心和受力不均，进而会提高整个驱动轴转动时的同心度和动态负载特性，.减少与驱动轴连接的部件的受力，提高各部件使用的寿命。
本实用新型实施例还提供一种电机与减速器连接结构，包括：
上述的电机，所述驱动轴的前端部设置有若干环形等间距布置的螺丝孔；
波发生器，所述波发生器设置有与所述驱动轴同轴的轴孔，所述轴孔套设于所述驱动轴之外，且所述轴孔的内壁设有与所述驱动轴的前端部抵接的环形凸台，所述环形凸台上设置有与各所述螺丝孔位置对应的通过孔；
若干螺丝，各所述螺丝分别穿过各所述通过孔并与对应的各所述螺丝孔螺纹连接，以使所述环形凸台与所述驱动轴连接。
可选地，所述驱动轴的前端部的周缘设置有倒角面。
可选地，所述轴孔的内壁还设有与所述环形凸台背离所述驱动轴的一侧并排的加强凸台。
可选地，所述加强凸台上与各所述通过孔对应的位置均设置有用于对所述螺丝的头部进行限位的限位槽。
可选地，所述加强凸台和所述环形凸台均一体成型于所述波发生器上。
可选地，所述驱动轴与所述轴孔过渡配合。
可选地，所述螺丝孔、所述通过孔和所述螺丝的数量均为六个，六个所述螺丝分别穿过六个所述通过孔并与对应的六个所述螺丝孔螺纹连接。
 有益效果
本实用新型实施例提供的电机与减速器连接结构中的上述一个或多个技术方案至少具有如下技术效果之一：通过电机的驱动轴和波发生器的轴孔配合，然后用螺丝穿过轴孔内设置的环形凸台上的通过孔后，再与驱动轴的前端部设置的螺丝孔螺纹连接，这样将波发生器与驱动轴连接在一起，如果减速器出现问题，便可将螺丝拧开，更换波发生器之后，再通过螺丝将两者相连接，快速更换，既能保证传动精度，又可以达到可拆换的目的。
 附图说明
为了更清楚地说明本实用新型实施例中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本实用新型的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动性的前提下，还可以根据这些附图获得其他的附图。
图1为本实用新型实施例提供的电机与减速器连接结构的结构示意图。
图2为本实用新型实施例提供的电机与减速器连接结构的局部剖切视图。
图3为本实用新型实施例提供的电机与减速器连接结构的分解示意图。
图4为本实用新型实施例提供的电机与减速器连接结构的波发生器的结构示意图。
图5为本实用新型实施例提供的电机的结构示意图。
图6为本实用新型实施例提供的电机的剖切视图。
图7为本实用新型实施例提供的电机与减速器连接结构的结构分解示意图。
其中，图中各附图标记：
10—电机11—驱动轴           12—前端轴承
13—后端轴承14—前轴承座15—后轴承座
20—波发生器21—环形凸台         22—加强凸台
23—轴孔30—螺丝101—机壳
102—紧固件          111—螺丝孔          112—倒角面
211—通过孔221—限位槽。
 本发明的实施方式
下面详细描述本实用新型的实施例，所述实施例的示例在附图中示出，其中自始至终相同或类似的标号表示相同或类似的元件或具有相同或类似功能的元件。下面通过参考附图1~7描述的实施例是示例性的，旨在用于解释本实用新型的实施例，而不能理解为对本实用新型的限制。
在本实用新型实施例的描述中，需要理解的是，术语“长度”、“宽度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本实用新型实施例和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本实用新型的限制。
此外，术语“第一”、“第二”仅用于描述目的，而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此，限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个该特征。在本实用新型实施例的描述中，“多个”的含义是两个或两个以上，除非另有明确具体的限定。
在本实用新型实施例中，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”、“固定”等术语应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或成一体；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通或两个元件的相互作用关系。对于本领域的普通技术人员而言，可以根据具体情况理解上述术语在本实用新型实施例中的具体含义。
在本实用新型的一个实施例中，如图5~7所示，提供的一种电机，包括机壳、前端轴承、后端轴承和驱动轴。所述前端轴承和所述后端轴承设间隔设置于所述机壳内，且所述前端轴承的外圈和所述后端轴承的外圈均与所述机壳固定连接。所述驱动轴的前端部和后端部分别穿过所述前端轴承和所述后端轴承，且所述驱动轴同时与所述前端轴承的内圈和所述后端轴承的内圈固定连接。
在电机的机壳内设置间隔布置的前端轴承和后端轴承，并且将驱动轴的前端和后端分别穿过前端轴承和后端轴承，同时，驱动轴同时与前端轴承的内圈和后端轴承的内圈，这样驱动轴在高速运转时不会产生偏心和受力不均，进而会提高整个驱动轴转动时的同心度和动态负载特性，.减少与驱动轴连接的部件的受力，提高各部件使用的寿命。
在本实用新型的另一个实施例中，如图5~7所示，提供的电机的所述机壳的前端设置有用于对所述前端轴承进行限位并固定所述前端轴承的前轴承座，所述机壳的后端设置有用于对后端轴承进行限位并固定所述后端轴承的后轴承座。具体地，通过前轴承座不但可以定位安装前端轴承，还可以将前轴承座与前端轴承的外圈紧配，以此将前端轴承安装在机壳上。同理，通过后轴承座不但可以定位安装后端轴承，还可以将后轴承座与后端轴承的外圈紧配，以此将后端轴承安装在机壳上。
在本实用新型的另一个实施例中，如图7所示，提供的电机的所述前轴承座和所述后轴承座均通过紧固件固定锁紧于所述机壳上。具体地，采用紧固件安装前轴承座和后端轴承可以提高装拆的便利性，便于后期对电机的检修和维护。
在本实用新型的另一个实施例中，如图1~5所示，提供一种电机与减速器连接结构，其包括电机10、波发生器20和若干螺丝30，其中波发生器20为减速器（图未示）上的一个部件。所述电机10设置有驱动轴11，所述驱动轴11的前端部设置有若干环形等间距布置的螺丝孔111。所述波发生器20设置有与所述驱动轴11同轴的轴孔23，所述轴孔23套设于所述驱动轴11之外，且所述轴孔23的内壁设有与所述驱动轴11的前端部抵接的环形凸台21，环形凸台21可以起到限定驱动轴11伸入轴孔23内的深度，起到定位可盲装的作用。所述环形凸台21上设置有与各所述螺丝孔111位置对应的通过孔211。各所述螺丝30分别穿过各所述通过孔211并与对应的各所述螺丝孔111螺纹连接，以使所述环形凸台21与所述驱动轴11连接。通过螺丝30将电机10与波发生器20实现的连接可拆卸连接，方便后期对电机10和减速器的检修维护。
具体地，本实用新型实施例提供的电机与减速器连接结构中，通过电机10的驱动轴11和波发生器20的轴孔23配合，然后用螺丝30穿过轴孔23内设置的环形凸台21上的通过孔211后，再与驱动轴11的前端部设置的螺丝孔111螺纹连接，这样将波发生器20与驱动轴11连接在一起，如果减速器出现问题，便可将螺丝30拧开，更换波发生器20之后，再通过螺丝30将两者相连接，快速更换，既能保证传动精度，又可以达到可拆换的目的。
在本实用新型的另一个实施例中，如图3~4所示，提供的该电机与减速器连接结构的各个螺丝孔111以驱动轴11的轴心线为中心环形均布，同理，各个通过孔211以轴孔23的轴心线为中心环形均布。如此确保当驱动轴11伸入轴孔23内与轴孔23配合时，各个螺丝孔111可以分别与各个通过孔211位置对应。
在本实用新型的另一个实施例中，提供的该电机与减速器连接结构的所述驱动轴11的前端部的周缘设置有倒角面112。具体地，倒角面112的设置起到一种导向作用，便于将驱动轴11伸入轴孔23内，即方便驱动轴11与轴孔23的安装配合，避免驱动轴11在安装时与轴孔23的周缘形成干涉，提高安装效率。
在本实用新型的另一个实施例中，如图3~4所示，提供的该电机与减速器连接结构的所述轴孔23的内壁还设有与所述环形凸台21背离所述驱动轴11的一侧并排的加强凸台22。具体地，加强凸台22的设置可以加强环形凸台21连接在轴孔23的内壁上的强度，进而可以加强环形凸台21与驱动轴11连接的稳定性和可靠性。
在本实用新型的另一个实施例中，如图3~4所示，提供的该电机与减速器连接结构的所述加强凸台22上与各所述通过孔211对应的位置均设置有用于对所述螺丝30的头部进行限位的限位槽221。具体地，加强凸台22的上设置的限位槽221的数量与螺丝30的数量相同，位置与通过孔211相对应。一方面，通过设置限位槽221可以避免加强凸台22的设置对螺丝30的安装造成干涉，另一方面，还可以通过限位槽221对螺丝30的头部进行限位，便于螺丝30的对位安装和安装后的保护。
在本实用新型的另一个实施例中，如图4所示，提供的该电机与减速器连接结构的所述加强凸台22和所述环形凸台21均一体成型于所述波发生器20上。具体地，一体成型的设置一方面有利于所述加强凸台22、所述环形凸台21和所述波发生器20的结构精度，另一方面也便于在生产制造时对结构尺寸和形状的设计。
在本实用新型的另一个实施例中，如图2所示，提供的该电机与减速器连接结构的所述驱动轴11与所述轴孔23过渡配合。具体地，根据需求，可以将驱动轴11与轴孔23设计为过盈配合或者间隙配合，使得产品更加多样，满足市场需求。
在本实用新型的另一个实施例中，提供的该电机与减速器连接结构的所述螺丝孔111、所述通过孔211和所述螺丝30的数量均为六个，六个所述螺丝30分别穿过六个所述通过孔211并与对应的六个所述螺丝孔111螺纹连接。
在本实用新型的另一个实施例中，提供的该电机与减速器连接结构的所述螺丝孔111、所述通过孔211和所述螺丝30的数量均为四个或者八个。
以上所述仅为本实用新型的较佳实施例而已，并不用以限制本实用新型，凡在本实用新型的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本实用新型的保护范围之内。

Claims (10)

  1. 一种电机，其特征在于，包括：
    机壳；
    前端轴承和后端轴承，所述前端轴承和所述后端轴承设间隔设置于所述机壳内，且所述前端轴承的外圈和所述后端轴承的外圈均与所述机壳固定连接；
    驱动轴，所述驱动轴的前端部和后端部分别穿过所述前端轴承和所述后端轴承，且所述驱动轴同时与所述前端轴承的内圈和所述后端轴承的内圈固定连接。
  2. 根据权利要求1所述的电机，其特征在于，所述机壳的前端设置有用于对所述前端轴承进行限位并固定所述前端轴承的前轴承座，所述机壳的后端设置有用于对后端轴承进行限位并固定所述后端轴承的后轴承座。
  3. 根据权利要求2所述的电机，其特征在于，所述前轴承座和所述后轴承座均通过紧固件固定锁紧于所述机壳上。
  4. 一种电机与减速器连接结构，其特征在于，包括：
    权利要求1~3任一项所述的电机，所述驱动轴的前端部设置有若干环形等间距布置的螺丝孔；
    波发生器，所述波发生器设置有与所述驱动轴同轴的轴孔，所述轴孔套设于所述驱动轴之外，且所述轴孔的内壁设有与所述驱动轴的前端部抵接的环形凸台，所述环形凸台上设置有与各所述螺丝孔位置对应的通过孔；
    若干螺丝，各所述螺丝分别穿过各所述通过孔并与对应的各所述螺丝孔螺纹连接，以使所述环形凸台与所述驱动轴连接。
  5. 根据权利要求4所述的电机与减速器连接结构，其特征在于，所述驱动轴的前端部的周缘设置有倒角面。
  6. 根据权利要求4所述的电机与减速器连接结构，其特征在于，所述轴孔的内壁还设有与所述环形凸台背离所述驱动轴的一侧并排的加强凸台。
  7. 根据权利要求6所述的电机与减速器连接结构，其特征在于，所述加强凸台上与各所述通过孔对应的位置均设置有用于对所述螺丝的头部进行限位的限位槽。
  8. 根据权利要求6所述的电机与减速器连接结构，其特征在于，所述加强凸台和所述环形凸台均一体成型于所述波发生器上。
  9. 根据权利要求4~7任一项所述的电机与减速器连接结构，其特征在于，所述驱动轴与所述轴孔过渡配合。
  10. 根据权利要求4~7任一项所述的电机与减速器连接结构，其特征在于，所述螺丝孔、所述通过孔和所述螺丝的数量均为六个，六个所述螺丝分别穿过六个所述通过孔并与对应的六个所述螺丝孔螺纹连接。
PCT/CN2019/128771 2018-12-26 2019-12-26 电机及电机与减速器连接结构 WO2020135606A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201822207377.0 2018-12-26
CN201822207377.0U CN209571908U (zh) 2018-12-26 2018-12-26 电机及电机与减速器连接结构

Publications (1)

Publication Number Publication Date
WO2020135606A1 true WO2020135606A1 (zh) 2020-07-02

Family

ID=68330938

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2019/128771 WO2020135606A1 (zh) 2018-12-26 2019-12-26 电机及电机与减速器连接结构

Country Status (2)

Country Link
CN (1) CN209571908U (zh)
WO (1) WO2020135606A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN209571908U (zh) * 2018-12-26 2019-11-01 深圳市越疆科技有限公司 电机及电机与减速器连接结构
CN111193348A (zh) * 2020-01-20 2020-05-22 深圳市丞辉威世智能科技有限公司 驱动电机和动力输出装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206738541U (zh) * 2017-04-24 2017-12-12 大族激光科技产业集团股份有限公司 机器人、机器人关节及其谐波减速器
CN108418344A (zh) * 2018-03-16 2018-08-17 厦门宏发工业机器人有限公司 一种电机轴与减速机进行联接的轴上联接件及联接结构
CN108466287A (zh) * 2018-05-16 2018-08-31 埃夫特智能装备股份有限公司 一种工业机器人关节直联传动结构
CN209571908U (zh) * 2018-12-26 2019-11-01 深圳市越疆科技有限公司 电机及电机与减速器连接结构

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206738541U (zh) * 2017-04-24 2017-12-12 大族激光科技产业集团股份有限公司 机器人、机器人关节及其谐波减速器
CN108418344A (zh) * 2018-03-16 2018-08-17 厦门宏发工业机器人有限公司 一种电机轴与减速机进行联接的轴上联接件及联接结构
CN108466287A (zh) * 2018-05-16 2018-08-31 埃夫特智能装备股份有限公司 一种工业机器人关节直联传动结构
CN209571908U (zh) * 2018-12-26 2019-11-01 深圳市越疆科技有限公司 电机及电机与减速器连接结构

Also Published As

Publication number Publication date
CN209571908U (zh) 2019-11-01

Similar Documents

Publication Publication Date Title
WO2020135606A1 (zh) 电机及电机与减速器连接结构
WO2022036990A1 (zh) 气浮电主轴和磨削机床
WO2018201567A1 (zh) 一种激光雷达的旋转结构
CN102091947A (zh) 由交流永磁同步内转子力矩电机驱动的附件型双摆角铣头
CN203962715U (zh) 一种自动定心防偏移的联轴器
CN115638123A (zh) 一种垫升风机复合材料转子叶片的连接结构
KR20120005571U (ko) 모터 조립구조
CN202140314U (zh) 永磁直联式螺杆压缩机
CN211701818U (zh) 一种集成桨叶的磁耦合电机
CN208578756U (zh) 低成本长寿命易拆装工业大风扇
CN202926700U (zh) 一种可倾瓦轴承的瓦块固定结构
CN112555349A (zh) 一种转子平衡工艺轴及其组装方法
CN112510914A (zh) 一种伺服压力机传动结构
CN209635777U (zh) 一种单边定轴可拆卸的绞盘滚筒
CN107370337B (zh) 永磁联轴器的立式安装结构及方法和在线分离与复位方法
CN105604979A (zh) 双级叶轮组件和具有其的离心式压缩机
CN203834152U (zh) 马达支架
CN211546885U (zh) 一种一体式缝纫机的新型连接座
CN216086279U (zh) 盘式电机结构和具有其的电主轴安装结构
CN211494443U (zh) 一种减少拆装旋翼造成动力系统的连接不稳定的无人机
CN211258898U (zh) 一种带有加强结构的大型风机设备用轮毂结构
CN218940855U (zh) 一种滚珠丝杆电机
CN221033122U (zh) 一种压缩机装置
CN105179845A (zh) 一种法兰输入的螺旋桨连接法兰及其装配方法
CN205195473U (zh) 一种低振动电机

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19902504

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 19902504

Country of ref document: EP

Kind code of ref document: A1