WO2019127774A1 - 一种紧凑型的磁减速机 - Google Patents

一种紧凑型的磁减速机 Download PDF

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Publication number
WO2019127774A1
WO2019127774A1 PCT/CN2018/073822 CN2018073822W WO2019127774A1 WO 2019127774 A1 WO2019127774 A1 WO 2019127774A1 CN 2018073822 W CN2018073822 W CN 2018073822W WO 2019127774 A1 WO2019127774 A1 WO 2019127774A1
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WO
WIPO (PCT)
Prior art keywords
bearing
bracket
magnetic
rotor core
sleeved
Prior art date
Application number
PCT/CN2018/073822
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English (en)
French (fr)
Inventor
张天洪
Original Assignee
深圳市赫瑞科技有限公司
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 深圳市赫瑞科技有限公司 filed Critical 深圳市赫瑞科技有限公司
Priority to CN201880001826.6A priority Critical patent/CN112075014A/zh
Publication of WO2019127774A1 publication Critical patent/WO2019127774A1/zh

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2786—Outer rotors
    • H02K1/2787—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/2788—Outer rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of a single magnet or two or more axially juxtaposed single magnets
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • 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
    • H02K7/003—Couplings; Details of shafts
    • 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
    • H02K7/08—Structural association with bearings

Definitions

  • the invention relates to the technical field of a reducer, and in particular to a compact magnetic reducer.
  • Magnetic reducers are widely used in the field of robotics, and miniaturization is an important development trend.
  • the existing magnetic reducer has a cumbersome and complicated structure and an unreasonable layout, which limits the development of miniaturization of the magnetic reducer.
  • the object of the present invention is to provide a compact magnetic reducer which is compact and compact, and can adapt to the development of miniaturization of a magnetic reducer.
  • the present invention adopts the following technical solutions:
  • a compact magnetic reducer comprising an inner rotor core, further comprising a coupling sleeve, an extension shaft, a first bearing and a front bracket, wherein a middle portion of the front bracket is provided with a first bearing support cavity, and the first bearing is disposed at the first In the bearing support cavity, the front part of the extension shaft is sleeved in the first bearing, and the rear part of the extension shaft is sleeved inside the front half of the coupling sleeve, and the outer sleeve of the sleeve sleeve is sleeved with the inner rotor core, and the sleeve is sleeved The rear half is used to socket the motor shaft.
  • the interior of the rear half of the preferred bushing is provided with a first pin keyway for connecting the motor shaft by a pin.
  • the first pin is further included, and the first pin is connected to the inner portion of the front half of the sleeve and the extension shaft.
  • the method further includes a magnetic adjustment bracket, a second bearing, and a plurality of magnetically adjustable armatures, the second bearing is sleeved on the extension shaft, the second bearing is located between the first bearing and the inner rotor core; and the magnetic adjustment bracket is sleeved at The outside of the second bearing;
  • a first circumferential array aperture is disposed on the circumference of the magnetically tuned support, and a front end of the magnetic adjustment armature is supported on the first circumferential array aperture of the magnetic adjustment bracket.
  • the adapter plate further includes a second circumferential array hole at the front end of the adapter plate, and the rear end of the magnetically adjustable armature is supported on the second circumferential array hole.
  • the magnetically accommodating armatures are distributed in a circumferential array, and the main body of the magnetically accommodating armature is a rectangular parallelepiped;
  • the upper half of the front end of the main body protrudes forwardly from the first support arm, and the first support arm is located in the first circumferential array hole;
  • a lower end of the rear end of the main body projects rearwardly from the second support arm, and the second support arm is located in the second circumferential array hole;
  • the motor further includes a motor shaft disposed in a middle portion of the motor, and the motor shaft is sleeved inside the rear half of the coupling sleeve;
  • the motor includes a front cover plate, and the front cover plate is fixed on the transfer plate by a plurality of first bolts;
  • the motor shaft extends from the middle of the front cover.
  • the front cover of the front cover is provided with an annular protrusion
  • the rear end of the adapter plate is provided with an annular card slot, and the annular protrusion is engaged in the annular card slot.
  • the method further includes an outer rotor core, a rear bracket and a plurality of second bolts, wherein the outer rotor core is located outside the magnetically adjustable armature;
  • the rear bracket is annular, and the inner side of the rear bracket is provided with a retaining ring; the outer rotor core is disposed between the retaining ring and the rear wall of the front bracket;
  • a plurality of first threaded holes are arranged on the retaining ring, a through hole is arranged on the outer rotor core, and a plurality of through holes are arranged on the front bracket; the second bolt passes through the through hole of the front bracket and the outer rotor core in turn.
  • the hole cooperates with the first threaded hole on the retaining ring to achieve a tight connection of the front bracket, the outer rotor core and the rear bracket.
  • the third bearing is further included, the inner ring of the rear portion of the rear bracket is sleeved with the outer ring of the third bearing, and the inner ring of the third bearing is sleeved with the outer ring of the front portion of the adapter plate.
  • the pressure ring is further fixed on the outer side of the rear bracket by a plurality of third bolts, and the lower half of the front wall of the pressure ring abuts against the rear wall of the upper portion of the third bearing;
  • the rear wall of the lower portion of the third bearing abuts against the step ring of the upper portion of the adapter plate.
  • the outer side of the front half of the adapter plate is provided with an annular step, and the rear wall of the lower half of the third bearing is fitted to the vertical wall of the annular step of the adapter plate, and the upper half of the third bearing
  • the front wall is attached to the rear vertical wall of the retaining ring;
  • a plurality of second threaded holes are disposed on a circumferential side of the front wall of the adapter plate, and a plurality of fourth bolts are disposed on the second threaded holes, and an inner side wall of the bolt head of the fourth bolt abuts against the lower half of the third bearing Part wall.
  • the second threaded holes are distributed in an annular array on the circumferential side of the front wall of the adapter plate.
  • the bottom wall of the annular step of the front half of the adapter plate of the inner side of the third bearing is provided with an annular relief groove.
  • a compact magnetic reducer comprises an inner rotor core, a coupling sleeve, an extension shaft, a first bearing and a front bracket, a first bearing support cavity is arranged in a middle portion of the front bracket, and the first bearing is arranged on the first bearing support In the cavity, the front part of the extension shaft is sleeved in the first bearing, and the rear part of the extension shaft is sleeved inside the front half of the sleeve, and the outer sleeve of the sleeve is sleeved with the inner rotor core, and the rear of the sleeve The inside of the half is provided with a first pin key groove for connecting the motor shaft by a pin.
  • the torque of the motor shaft transmission can be more evenly distributed to the inner rotor core.
  • the motor shaft and the inner rotor core are closely matched, and the structure is compact and compact, and can adapt to the magnetic deceleration. The development needs of miniaturization.
  • Figure 1 A cross-sectional view of a compact magnetic reducer of the present invention.
  • Figure 2 It is an exploded view of the coupling sleeve, the first pin key and the extension shaft of a compact magnetic reducer according to the present invention.
  • Figure 3 It is an exploded view of the motor and the adapter plate of a compact magnetic reducer according to the present invention.
  • Figure 4 It is a schematic structural view of a perspective view of an adapter plate of a compact magnetic reducer according to the present invention.
  • Figure 5 It is a schematic structural view of a front view of a front type bracket of a compact magnetic reducer according to the present invention.
  • Figure 6 It is a schematic structural view of a magnetic field observation bracket of a compact magnetic reducer according to the present invention.
  • Figure 7 It is a schematic structural view of a rear view of a rear bracket of a compact magnetic reducer according to the present invention.
  • Figure 8 It is a schematic structural view of a perspective view of a magnetically adjustable armature of a compact magnetic reducer according to the present invention.
  • a compact magnetic reducer comprises an inner rotor core 1, a connecting sleeve 2, an extension shaft 3, a first bearing 41 and a front bracket 5, and a central portion of the front bracket 5 is provided with a first bearing support chamber 51, first The bearing 41 is disposed in the first bearing support cavity 51, the front portion of the extension shaft 3 is sleeved in the first bearing 41, and the rear portion of the extension shaft 3 is sleeved inside the front half of the coupling sleeve 2, and the sleeve 2 is connected.
  • the outer sleeve is sleeved with the inner rotor core 1, and the inner portion of the rear half of the sleeve 2 is provided with a first pin key groove 22 for connecting the motor shaft by a pin.
  • the torque of the motor shaft transmission can be more evenly distributed to the inner rotor core 1, and the motor shaft and the inner rotor core 1 are closely matched, and the structure is compact and compact. It can adapt to the development needs of miniaturization of magnetic reducer.
  • a compact magnetic reducer comprises an inner rotor core 1, a connecting sleeve 2, an extension shaft 3, a first bearing 41 and a front bracket 5, and a central portion of the front bracket 5 is provided with a first bearing support chamber 51, first The bearing 41 is disposed in the first bearing support cavity 51, the front portion of the extension shaft 3 is sleeved in the first bearing 41, and the rear portion of the extension shaft 3 is sleeved inside the front half of the coupling sleeve 2, and the sleeve 2 is connected.
  • the outer sleeve is sleeved with the inner rotor core 1, and the inner portion of the rear half of the sleeve 2 is provided with a first pin key groove 22 for connecting the motor shaft by a pin.
  • the torque of the motor shaft transmission can be more evenly distributed to the inner rotor core 1, and the motor shaft and the inner rotor core 1 are closely matched, and the structure is compact and compact. It can adapt to the development needs of miniaturization of magnetic reducer.
  • the inner rotor magnet piece 11 is further included, and the inner rotor magnet piece 11 is attached to the outer side of the outer rotor core 1.
  • a first pin key 6 is further included, and the first pin key 6 realizes the connection of the inside of the front half of the sleeve 2 to the extension shaft 3.
  • the magnetic adjustment bracket 7, the second bearing 42, and the plurality of magnetic adjustment armatures 9 are further included.
  • the second bearing 42 is sleeved on the extension shaft 3, and the second bearing 42 is located on the first bearing 41 and the inner rotor core. Between 1; the magnetic adjustment bracket 7 is sleeved on the outer side of the second bearing 42;
  • a first circumferential array hole 71 is disposed on the circumference of the magnetic adjustment bracket 7, and the front end of the magnetic adjustment armature 9 is supported on the first circumferential array hole 71 of the magnetic adjustment bracket 7.
  • the adapter plate 01 is further included.
  • the front end of the adapter plate 01 is provided with a second circumferential array hole 011, and the rear end of the magnetic adjustment armature 9 is supported on the second circumferential array hole 011.
  • the magnetically accommodating armatures 9 are distributed in a circumferential array, and the main body 91 of the magnetically accommodating armature 9 is a rectangular parallelepiped;
  • the upper half of the front end of the main body 91 protrudes forwardly from the first support arm 92, and the first support arm 92 is located in the first circumferential array hole 71;
  • the lower half of the rear end of the main body 91 projects rearwardly from the second support arm 93, and the second support arm 93 is located in the second circumferential array hole 011;
  • the motor 02 is further included, and the motor shaft 02 is disposed in the middle of the motor 02, and the motor shaft 021 is sleeved inside the rear half of the sleeve 2;
  • the motor 02 includes a front cover 022, and the front cover 022 is fixed on the adapter plate 01 by a plurality of first bolts 81;
  • the motor shaft 021 extends from the middle of the front cover 022.
  • the front cover 022 is provided with an annular protrusion 0221
  • the rear end of the adapter plate 01 is provided with an annular card slot 012
  • the annular protrusion 0221 is engaged in the annular card slot 012.
  • the outer rotor core 03, the outer rotor magnet piece 031, the rear bracket 04 and the plurality of second bolts 82 are further included.
  • the outer rotor core 03 is located outside the magnetic adjustment armature 9, and the outer rotor magnetic piece 031 is located. Between the magnetic armature 9 and the outer rotor core 03;
  • the rear bracket 04 has an annular shape, and the inner side of the rear bracket 04 is provided with a retaining ring 041; the outer rotor core 03 is disposed between the retaining ring 041 and the rear wall of the front bracket 5;
  • the retaining ring 041 is provided with a plurality of first threaded holes 0411, the outer rotor core 03 is provided with a first through hole 032, and the front bracket 5 is provided with a plurality of second through holes 52; the second bolts 82 are sequentially passed through The second through hole 52 of the bracket 5 and the first through hole 032 of the outer rotor core 03 cooperate with the first threaded hole 0411 on the retaining ring 041 to fasten the front bracket 5, the outer rotor core 03 and the rear bracket 04. connection.
  • a third bearing 43 is further included.
  • the inner ring of the rear portion of the rear bracket 04 is sleeved with the outer ring of the third bearing 43, and the inner ring of the third bearing 43 is sleeved with the outer ring of the front portion of the adapter plate 01.
  • a press ring 05 is further included, and the press ring 05 is fixed to the outer side of the rear bracket 04 by a plurality of third bolts 83, and the lower half of the front wall of the press ring 05 abuts against the rear wall of the upper portion of the third bearing 43. ;
  • the outer side of the front half of the adapter plate 01 is provided with an annular step, and the rear wall of the lower half of the third bearing 43 is fitted to the vertical wall of the annular step of the adapter plate 01, the third bearing
  • the front wall of the upper half of the 43 is attached to the rear vertical wall of the retaining ring 041;
  • a plurality of second threaded holes 013 are disposed on a circumferential side of the front wall of the adapter plate 01, and a plurality of fourth bolts 84 are disposed in the second threaded holes 013, and an inner side wall of the bolt head of the fourth bolt 84 abuts against the third bearing 43 The front wall of the lower half.
  • the second threaded holes 013 are distributed in an annular array on the circumferential side of the front wall of the adapter plate 01.
  • annular avoidance groove 014 is provided on the bottom wall of the annular step of the front half of the adapter plate 01 to which the inner side of the third bearing 43 is fitted.
  • the invention also provides a support structure for the outer rotor core of the compact reducer; comprising a front bracket 5, a rear bracket 04, a first bearing 41, a third bearing 43, a motor shaft support assembly and an inner rotor support assembly, and an inner rotor support
  • the front end of the assembly includes an extension shaft 3, and the front outer circumferential surface of the extension shaft 3 is rotatably supported by the first bearing 41.
  • the first bearing 41 is rotatably supported by the front bracket 5, and the outer circumferential surface of the front portion of the motor shaft support assembly is rotatably supported.
  • the third bearing 43, the third bearing 43 is rotatably supported by the rear bracket 04, and the outer rotor core 03 is fixedly coupled between the front bracket 5 and the rear bracket 04, and the motor shaft support assembly and the inner rotor support assembly are coaxially disposed.
  • the coaxial arrangement of the first bearing 41 and the third bearing 43 is realized by the coaxially arranged motor shaft support assembly and the inner rotor support assembly, that is, the coaxial arrangement and the coaxial rotation of the front bracket 5 and the rear bracket 04 are realized.
  • the double-end support of the outer rotor core is rotatably arranged, and the stability is good during the rotation of the outer rotor.
  • the inner rotor support assembly further includes a coupling sleeve 2, the extension shaft 3 is a stepped shaft that is thick and thin, and the front half of the sleeve 2 is sleeved with the rear half of the extension shaft 3; The rear half is used to socket the motor shaft.
  • the pin key is further included, the connecting sleeve 2 is provided with a first pin key groove, and the extension shaft 3 is provided with a second pin key groove, a part of the pin key is stuck in the first pin key groove, and another part of the pin key 9 is stuck. In the second pin keyway.
  • the motor shaft support assembly includes an adapter plate 01 and a front cover plate 022, and the adapter plate 01 and the front cover plate 022 are fastened by a plurality of first bolts 81.
  • the torque of the motor shaft transmission can be more evenly distributed to the inner rotor core 1, and the motor shaft and the inner rotor core 1 are closely matched, and the structure is compact and compact. It can adapt to the development needs of miniaturization of magnetic reducer, and can be applied in industry to meet industrial application requirements.

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

Abstract

本发明公开了一种紧密型的磁减速机，包括内转子铁芯、连轴套、加长轴、第一轴承和前支架，前支架的中部设置有第一轴承支撑腔，第一轴承设置在第一轴承支撑腔内，加长轴的前部套接在第一轴承内，加长轴的后部套接在连轴套的前半部的内部，连轴套的外部套接内转子铁芯，连轴套的后半部的内部设置有第一销键槽，第一销键槽用于通过销键连接电机轴。通过设置连轴套，同加长轴的配合，使得电机轴传动的转矩可以更加均匀的分散到内转子铁芯上，电机轴与内转子铁芯配合紧密，结构紧凑、小巧，能够适应磁减速机小型化的发展需求。

Description

一种紧凑型的磁减速机 技术领域
本发明涉及减速机技术领域，具体涉及一种紧密型的磁减速机。
 背景技术
磁减速机广泛应用于机器人领域，小型化是一个重要的发展趋势。
 技术问题
现有的磁减速机结构笨重、复杂，布局不合理，限制了磁减速机小型化的发展。
 技术解决方案
针对现有技术的不足，本发明的目的在于提供一种紧密型的磁减速机，结构紧凑、小巧，能够适应磁减速机小型化的发展需求。
为实现上述目的，本发明采用如下技术方案：
 一种紧密型的磁减速机，包括内转子铁芯，还包括连轴套、加长轴、第一轴承和前支架，前支架的中部设置有第一轴承支撑腔，第一轴承设置在第一轴承支撑腔内，加长轴的前部套接在第一轴承内，加长轴的后部套接在连轴套的前半部的内部，连轴套的外部套接内转子铁芯，连轴套的后半部用于套接电机轴。
优选的连轴套的后半部的内部设置有第一销键槽，第一销键槽用于通过销键连接电机轴。
优选的，还包括第一销键，第一销键实现连轴套的前半部的内部与加长轴的连接。
优选的，还包括调磁支架、第二轴承、多个调磁衔铁，第二轴承套接在加长轴上，第二轴承位于第一轴承和内转子铁芯之间；调磁支架套接在第二轴承的外侧；
调磁支架的圆周上设置有第一圆周阵列孔，调磁衔铁的前端支撑在调磁支架的第一圆周阵列孔上。
优选的，还包括转接板，转接板的前端设置有第二圆周阵列孔，调磁衔铁的后端支撑在第二圆周阵列孔上。
优选的，调磁衔铁呈圆周阵列分布，调磁衔铁的主体为长方体；
主体的前端的上半部向前伸出第一支撑臂，第一支撑臂位于第一圆周阵列孔内；
主体的后端的下半部向后伸出第二支撑臂，第二支撑臂位于第二圆周阵列孔内；
优选的，还包括电机，电机的中部设置有电机轴，电机轴套接在连轴套的后半部的内部；
电机包括前盖板，前盖板通过多个第一螺栓固定在转接板上；
电机轴从前盖板的中部伸出。
优选的，前盖板的前部设置有环形凸起，转接板的后端设置有环形卡槽，环形凸起卡接在环形卡槽内。
优选的，还包括外转子铁芯、后支架和多个第二螺栓，外转子铁芯位于调磁衔铁的外侧；
后支架呈圆环状，后支架的内侧设置有挡圈；外转子铁芯设置于挡圈和前支架的后壁之间；
挡圈上设置有多个第一螺纹孔，外转子铁芯上设置有过孔，前支架上设置有多个过孔；第二螺栓依次穿过前支架的过孔、外转子铁芯的过孔与挡圈上的第一螺纹孔配合，实现前支架、外转子铁芯和后支架的紧固连接。
优选的，还包括第三轴承，后支架的后部的内圈套接第三轴承的外圈，第三轴承的内圈套接在转接板前部的外圈。
优选的，还包括压圈，压圈通过多个第三螺栓固定在后支架的外侧，压圈的前壁的下半部分抵住第三轴承的上部的后壁；
第三轴承的上部的前壁抵住挡圈的后壁；
第三轴承的下部的后壁抵住转接板的上部的台阶圆环。
优选的，转接板的前半部的外侧设置有环形台阶，第三轴承的下半部的后部壁体贴合在转接板的环形台阶的竖直壁上，第三轴承的上半部的前部壁体贴合在挡圈的后侧竖直壁上；
转接板的前壁的周侧设置有多个第二螺纹孔，多个第四螺栓设置于第二螺纹孔，第四螺栓的螺栓头的内侧壁抵住第三轴承的下半部的前部壁体。
优选的，第二螺纹孔呈环形阵列分布于转接板的前壁的周侧。
优选的，优选的，第三轴承的内侧贴合的转接板的前半部的环形台阶的底壁上设置有环形避让槽。
 有益效果
一种紧密型的磁减速机，包括内转子铁芯、连轴套、加长轴、第一轴承和前支架，前支架的中部设置有第一轴承支撑腔，第一轴承设置在第一轴承支撑腔内，加长轴的前部套接在第一轴承内，加长轴的后部套接在连轴套的前半部的内部，连轴套的外部套接内转子铁芯，连轴套的后半部的内部设置有第一销键槽，第一销键槽用于通过销键连接电机轴。通过设置连轴套，同加长轴的配合，使得电机轴传动的转矩可以更加均匀的分散到内转子铁芯上，电机轴与内转子铁芯配合紧密，结构紧凑、小巧，能够适应磁减速机小型化的发展需求。
 附图说明
图 1 为本发明一种紧密型的磁减速机的剖面图。
图 2 为本发明一种紧密型的磁减速机的连轴套、第一销键与加长轴的爆炸图。
图 3 为本发明一种紧密型的磁减速机的电机与转接板的爆炸图。
图 4 为本发明一种紧密型的磁减速机的转接板的一个视角的结构示意图。
图 5 为本发明一种紧密型的磁减速机的前支架的一个视角的结构示意图。
图 6 为本发明一种紧密型的磁减速机的调磁支架的一个视角的结构示意图。
图 7 为本发明一种紧密型的磁减速机的后支架的一个视角的结构示意图。
图 8 为本发明一种紧密型的磁减速机的调磁衔铁的一个视角的结构示意图。
图中：
内转子铁芯； 11- 内转子磁片； 2- 连轴套； 22- 第一销键槽； 3- 加长轴； 41- 第一轴承； 42- 第二轴承； 43- 第三轴承； 5- 前支架； 51- 第一轴承支撑腔； 6- 第一销键； 7- 调磁支架； 71- 第一圆周阵列孔； 81- 第一螺栓； 82- 第二螺栓； 83- 第三螺栓； 84- 第四螺栓； 9- 调磁衔铁； 91- 主体； 92- 第一支撑臂； 93- 第二支撑臂； 01- 转接板； 011- 第二圆周阵列孔； 012- 环形卡槽； 013- 第二螺纹孔； 014- 环形避让槽； 02- 电机； 021- 电机轴； 022- 前盖板； 0221- 环形凸起； 03- 外转子铁芯； 031- 外转子磁片； 04- 后支架； 041- 挡圈； 05- 压圈。
本发明的最佳实施方式
一种紧密型的磁减速机，包括内转子铁芯1、连轴套2、加长轴3、第一轴承41和前支架5，前支架5的中部设置有第一轴承支撑腔51，第一轴承41设置在第一轴承支撑腔51内，加长轴3的前部套接在第一轴承41内，加长轴3的后部套接在连轴套2的前半部的内部，连轴套2的外部套接内转子铁芯1，连轴套2的后半部的内部设置有第一销键槽22，第一销键槽22用于通过销键连接电机轴。
通过设置连轴套2，同加长轴3的配合，使得电机轴传动的转矩可以更加均匀的分散到内转子铁芯1上，电机轴与内转子铁芯1配合紧密，结构紧凑、小巧，能够适应磁减速机小型化的发展需求。
 本发明的实施方式
一种紧密型的磁减速机，包括内转子铁芯1、连轴套2、加长轴3、第一轴承41和前支架5，前支架5的中部设置有第一轴承支撑腔51，第一轴承41设置在第一轴承支撑腔51内，加长轴3的前部套接在第一轴承41内，加长轴3的后部套接在连轴套2的前半部的内部，连轴套2的外部套接内转子铁芯1，连轴套2的后半部的内部设置有第一销键槽22，第一销键槽22用于通过销键连接电机轴。
通过设置连轴套2，同加长轴3的配合，使得电机轴传动的转矩可以更加均匀的分散到内转子铁芯1上，电机轴与内转子铁芯1配合紧密，结构紧凑、小巧，能够适应磁减速机小型化的发展需求。
本实施例中，还包括内转子磁片11，内转子磁片11贴合在外转子铁芯1的外侧。
本实施例中，还包括第一销键6，第一销键6实现连轴套2的前半部的内部与加长轴3的连接。
本实施例中，还包括调磁支架7、第二轴承42、多个调磁衔铁9，第二轴承42套接在加长轴3上，第二轴承42位于第一轴承41和内转子铁芯1之间；调磁支架7套接在第二轴承42的外侧；
调磁支架7的圆周上设置有第一圆周阵列孔71，调磁衔铁9的前端支撑在调磁支架7的第一圆周阵列孔71上。
本实施例中，还包括转接板01，转接板01的前端设置有第二圆周阵列孔011，调磁衔铁9的后端支撑在第二圆周阵列孔011上。
本实施例中，调磁衔铁9呈圆周阵列分布，调磁衔铁9的主体91为长方体；
主体91的前端的上半部向前伸出第一支撑臂92，第一支撑臂92位于第一圆周阵列孔71内；
主体91的后端的下半部向后伸出第二支撑臂93，第二支撑臂93位于第二圆周阵列孔011内；
本实施例中，还包括电机02，电机02的中部设置有电机轴021，电机轴021套接在连轴套2的后半部的内部；
电机02包括前盖板022，前盖板022通过多个第一螺栓81固定在转接板01上；
电机轴021从前盖板022的中部伸出。
本实施例中，前盖板022的前部设置有环形凸起0221，转接板01的后端设置有环形卡槽012，环形凸起0221卡接在环形卡槽012内。
本实施例中，还包括外转子铁芯03、外转子磁片031、后支架04和多个第二螺栓82，外转子铁芯03位于调磁衔铁9的外侧，外转子磁片031位于调磁衔铁9和外转子铁芯03之间；
后支架04呈圆环状，后支架04的内侧设置有挡圈041；外转子铁芯03设置于挡圈041和前支架5的后壁之间；
挡圈041上设置有多个第一螺纹孔0411，外转子铁芯03上设置有第一过孔032，前支架5上设置有多个第二过孔52；第二螺栓82依次穿过前支架5的第二过孔52、外转子铁芯03的第一过孔032与挡圈041上的第一螺纹孔0411配合，实现前支架5、外转子铁芯03和后支架04的紧固连接。
本实施例中，还包括第三轴承43，后支架04的后部的内圈套接第三轴承43的外圈，第三轴承43的内圈套接在转接板01前部的外圈。
本实施例中，还包括压圈05，压圈05通过多个第三螺栓83固定在后支架04的外侧，压圈05的前壁的下半部分抵住第三轴承43的上部的后壁；
第三轴承43的上部的前壁抵住挡圈041的后壁；
第三轴承43的下部的后壁抵住转接板01的上部的台阶圆环。
本实施例中，转接板01的前半部的外侧设置有环形台阶，第三轴承43的下半部的后部壁体贴合在转接板01的环形台阶的竖直壁上，第三轴承43的上半部的前部壁体贴合在挡圈041的后侧竖直壁上；
转接板01的前壁的周侧设置有多个第二螺纹孔013，多个第四螺栓84设置于第二螺纹孔013，第四螺栓84的螺栓头的内侧壁抵住第三轴承43的下半部的前部壁体。
本实施例中，第二螺纹孔013呈环形阵列分布于转接板01的前壁的周侧。
本实施例中，本实施例中，第三轴承43的内侧贴合的转接板01的前半部的环形台阶的底壁上设置有环形避让槽014。
通过后支架04、压圈05、转接板01和第二螺栓82的配合，实现了后支架04的精准定位和转动支撑，从而能够实现外转子铁芯的精准定位和保证外转子铁芯转动的稳定性，结构紧凑、小巧，能够适应磁齿轮小型化的发展需求。
 
本发明还提供了紧密型减速机的外转子铁芯的支撑结构；包括前支架5、后支架04、第一轴承41、第三轴承43、电机轴支撑组件和内转子支撑组件，内转子支撑组件的包括前部的加长轴3，加长轴3的前部外圆周面转动支撑第一轴承41，第一轴承41转动支撑前支架5，电机轴支撑组件的前部的外圆周面转动支撑第三轴承43，第三轴承43转动支撑后支架04，外转子铁芯03固定连接在前支架5和后支架04之间，电机轴支撑组件和内转子支撑组件同轴设置。
通过同轴设置的电机轴支撑组件和内转子支撑组件，实现了第一轴承41和第三轴承43的同轴设置，即实现了前支架5和后支架04的同轴设置和同轴旋转，从而实现了外转子铁芯的双端支撑可旋转设置，在外转子转动过程中，稳定性好。
本实施例中，内转子支撑组件还包括连轴套2，加长轴3为后粗前细的阶梯轴，连轴套2的前半部套接加长轴3的后半部；连轴套2的后半部用于套接电机轴。
本实施例中，还包括销键，连轴套2设置有第一销键槽，加长轴3设置有第二销键槽，销键的一部分卡在第一销键槽内，销键9的另一部分卡在第二销键槽内。
本实施例中，电机轴支撑组件包括转接板01和前盖板022，转接板01和前盖板022通过多个第一螺栓81紧固连接。
对本领域的技术人员来说，可根据以上描述的技术方案以及构思，做出其它各种相应的改变以及形变，而所有的这些改变以及形变都应该属于本发明权利要求的保护范围之内。
 工业实用性
通过设置连轴套2，同加长轴3的配合，使得电机轴传动的转矩可以更加均匀的分散到内转子铁芯1上，电机轴与内转子铁芯1配合紧密，结构紧凑、小巧，能够适应磁减速机小型化的发展需求，可以在工业上进行应用，能够满足工业应用性要求。

Claims (10)

  1. 一种紧密型的磁减速机，包括内转子铁芯（1），其特征在于，还包括连轴套（2）、加长轴（3）、第一轴承（41）和前支架（5），所述前支架（5）的中部设置有第一轴承支撑腔（51），所述第一轴承（41）设置在所述第一轴承支撑腔（51）内，所述加长轴（3）的前部套接在所述第一轴承（41）内，所述加长轴（3）的后部套接在所述连轴套（2）的前半部的内部，所述连轴套（2）的外部套接所述内转子铁芯（1），所述连轴套（2）的后半部套接电机轴。
  2. 如权利要求1所述磁减速机，其特征在于，还包括第一销键（6），所述第一销键（6）实现所述连轴套（2）的前半部的内部与所述加长轴（3）的连接。
  3. 如权利要求1所述磁减速机，其特征在于，还包括调磁支架（7）、第二轴承（42）、多个调磁衔铁（9），所述第二轴承（42）套接在所述加长轴（3）上，所述第二轴承（42）位于所述第一轴承（41）和内转子铁芯（1）之间；所述调磁支架（7）套接在所述第二轴承（42）的外侧；所述调磁支架（7）的圆周上设置有第一圆周阵列孔（71），所述调磁衔铁（9）的前端支撑在所述调磁支架（7）的第一圆周阵列孔（71）上。
  4. 如权利要求3所述磁减速机，其特征在于，还包括转接板（01），所述转接板（01）的前端设置有第二圆周阵列孔（011），所述调磁衔铁（9）的后端支撑在所述第二圆周阵列孔（011）上。
  5. 如权利要求4所述磁减速机，其特征在于，所述调磁衔铁（9）呈圆周阵列分布，所述调磁衔铁（9）的主体（91）为长方体；
    所述主体（91）的前端的上半部向前伸出第一支撑臂（92），所述第一支撑臂（92）位于所述第一圆周阵列孔（71）内；所述主体（91）的后端的下半部向后伸出第二支撑臂（93），所述第二支撑臂（93）位于所述第二圆周阵列孔（011）内。
  6. 如权利要求4所述磁减速机，其特征在于，还包括电机（02），所述电机（02）的中部设置有电机轴（021），所述电机轴（021）套接在所述连轴套（2）的后半部的内部；所述电机（02）包括前盖板（022），所述前盖板（022）通过多个第一螺栓（81）固定在所述转接板（01）上；所述电机轴（021）从所述前盖板（022）的中部伸出。
  7. 如权利要求6所述磁减速机，其特征在于，所述前盖板（022）的前部设置有环形凸起（0221），所述转接板（01）的后端设置有环形卡槽（012），所述环形凸起（0221）卡接在所述环形卡槽（012）内。
  8. 如权利要求4所述磁减速机，其特征在于，还包括外转子铁芯（03）、后支架（04）和多个第二螺栓（82），所述外转子铁芯（03）位于所述调磁衔铁（9）的外侧；所述后支架（04）呈圆环状，所述后支架（04）的内侧设置有挡圈（041）；所述外转子铁芯（03）设置于所述挡圈（041）和前支架（5）的后壁之间；所述挡圈（041）上设置有多个第一螺纹孔，所述外转子铁芯（03）上设置有过孔，所述前支架（5）上设置有多个过孔；第二螺栓（82）依次穿过所述前支架（5）的过孔、外转子铁芯（03）的过孔与所述挡圈（041）上的第一螺纹孔配合，实现所述前支架（5）、外转子铁芯（03）和后支架（04）的紧固连接。
  9. 如权利要求8所述所述磁减速机，其特征在于，还包括第三轴承（43），所述后支架（04）的后部的内圈套接所述第三轴承（43）的外圈，所述第三轴承（43）的内圈套接在所述转接板（01）前部的外圈。
  10. 如权利要求9所述磁减速机，其特征在于，还包括压圈（05），所述压圈（05）通过多个第三螺栓（83）固定在所述后支架（04）的外侧，所述压圈（05）的前壁的下半部分抵住所述第三轴承（43）的上部的后壁。
    11.   如权利要求10所述磁减速机，其特征在于，所述转接板（01）的前半部的外侧设置有环形台阶，所述第三轴承（43）的下半部的后部壁体贴合在所述转接板（01）的环形台阶的竖直壁上，所述第三轴承（43）的上半部的前部壁体贴合在所述挡圈（041）的后侧竖直壁上；
    所述转接板（01）的前壁的周侧设置有多个第二螺纹孔（013），多个所述第四螺栓（84）设置于所述第二螺纹孔（013），所述第四螺栓（84）的螺栓头的内侧壁抵住所述第三轴承（43）的下半部的前部壁体。
    12. 如权利要求11所述磁减速机，其特征在于，所述第二螺纹孔（013）呈环形阵列分布于所述转接板（01）的前壁的周侧。
    13. 如权利要求11所述磁减速机，其特征在于，其特征在于，所述第三轴承（43）的内侧贴合的所述转接板（01）的前半部的环形台阶的底壁上设置有环形避让槽（014）。
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