WO2020088009A1 - 定子与转子压装装置 - Google Patents

定子与转子压装装置 Download PDF

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Publication number
WO2020088009A1
WO2020088009A1 PCT/CN2019/098286 CN2019098286W WO2020088009A1 WO 2020088009 A1 WO2020088009 A1 WO 2020088009A1 CN 2019098286 W CN2019098286 W CN 2019098286W WO 2020088009 A1 WO2020088009 A1 WO 2020088009A1
Authority
WO
WIPO (PCT)
Prior art keywords
plate
stator
press
positioning
movable rod
Prior art date
Application number
PCT/CN2019/098286
Other languages
English (en)
French (fr)
Chinese (zh)
Inventor
任秉文
郭刚浩
陶广旭
孙祝兵
Original Assignee
横店集团英洛华电气有限公司
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 横店集团英洛华电气有限公司 filed Critical 横店集团英洛华电气有限公司
Priority to KR1020207010254A priority Critical patent/KR102405981B1/ko
Priority to NZ764311A priority patent/NZ764311A/en
Publication of WO2020088009A1 publication Critical patent/WO2020088009A1/zh

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
    • B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/001—Article feeders for assembling machines
    • B23P19/006—Holding or positioning the article in front of the applying tool
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/16—Centering rotors within the stator; Balancing rotors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility

Definitions

  • the invention relates to a device for assembling a motor, in particular to a stator and rotor press-fitting device.
  • stator As the motor casing, which needs to be assembled between the stator, the rotor and the end cover. Both ends of the rotor shaft of the rotor must be press-fitted with the stator bearing gear and the end cover bearing gear; The magnetic attraction force is very large, the rotor is often adsorbed on the inner wall of the stator, so that the rotor shaft is inclined, the rotor after press-fitting has the problems of difficult rotation and high noise; and in the prior art, the press-fitting of the rotor shaft is carried out separately , Long press-fitting time, it is difficult to ensure the coaxiality between the stator, rotor and end cover.
  • the purpose of the invention is to provide a stator and rotor press-fitting device with better press-fitting effect and higher press-fitting efficiency.
  • a stator and rotor press-fitting device including a positioning plate, a limit plate, a movable rod, a pressing block, a first lifting device, a second lifting device, a linear motion device and a pressing device Machine
  • the press is fixed on the upper fixed plate by a bracket
  • the first lifting device and the second lifting device are arranged on the lower side of the upper fixed plate
  • the movable rod is arranged vertically
  • the positioning plate and the limit plate are used The positioning of the stator is fixed.
  • the first lifting device is used to control the up and down movement of the positioning plate
  • the second lifting device is used to control the up and down movement of the movable rod
  • the linear motion device is used to control the front and back movement of the limit plate
  • the press is used to control
  • the pressing block moves up and down
  • the positioning plate moves upward to clamp the stator between the positioning plate and the limiting plate
  • the limiting plate is located between the positioning plate and the pressing block
  • the pressing block is always located on the limiting plate
  • the positioning plate has a first through hole penetrating up and down for the movable rod to pass through
  • the limit plate has a slot penetrating up and down and opening forward for the upper end of the movable rod to pass through
  • the upper end surface of the movable rod is concave Positioning holes formed at the lower end of the rotor shaft cooperating with the concave surface of the compact to the lower end of the positioning hole formed on the shaft end of the rotor cooperating with the positioning hole and the positioning holes disposed
  • the stator When using the device of the present invention, the stator is placed on the positioning plate, the second lifting device is used to move the movable rod through the bearing of the stator, and the upper end of the movable rod is located above the upper edge of the limit plate; through the first lifting device Lift the positioning plate to clamp the stator between the positioning plate and the limit plate; sleeve the end cover on the rotor shaft of the rotor (at this time the end cover and the rotor shaft are loosely fitted), and stand the rotor shaft On the movable rod, the end of the rotor shaft is located in the lower positioning hole, the rotor shaft and the movable rod are coaxial through the axial plane of the rotor shaft and the upper end plane of the movable rod, and then the press block is moved downward, In order to make the upper end of the rotor shaft fit in the upper positioning hole of the pressing block, the continuous downward pressing of the pressing block can realize the downward movement of the rotor shaft and the end cover; when the end cover is close
  • the first lifting device drives the lifting plate to descend , And the press still drives the pressing block , To make the stator fall a distance, so that the distance between the plane of the upper end face of the stator and the plane of the lower end face of the limit plate is greater than the thickness of the end cover;
  • the device moves the limit plate forward, and then raises the positioning plate through the first lifting device to make the end cover and the limit plate to achieve the axial positioning of the end cover.
  • the pressing block completes the rotor
  • the shaft is tightly fitted with the end cover bearing.
  • the invention can realize the tight fitting of the two ends of the rotor shaft of the rotor with the stator bearing gear and the end cover bearing gear, can realize the press fitting of the stator, the rotor and the end cover, facilitate the assembly of the motor, and improve the production efficiency, and
  • the device of the invention can ensure the coaxiality when the rotor shaft is press-fitted, and the press-fitting effect is better.
  • the positioning structure of the positioning plate is set according to the specific shape of the stator.
  • the stator has an annular stop
  • a circular hole or an annular hole for matching the annular stop can be provided on the positioning plate, thereby realizing the circumferential direction of the stator Limit.
  • the inner diameter and depth of the upper positioning hole and the lower positioning hole are determined according to the diameters and lengths of the gear segments at both ends of the rotor shaft.
  • various sensors and PLCs are installed according to actual needs to realize the automation of press-fitting between the rotor and the rotor and the end cover; among them, a servo motor can be used to drive the press block, and the linear travel is electrically connected through the change of the travel of the press block Device, after the pressure block is lowered by A distance, the limit plate is moved backward, and the pressure block is lowered by B distance, and the limit plate is moved forward; it can also be detected by setting a photoelectric sensor to detect the position of the end cover. To determine whether to move the limit plate.
  • the first lifting device is an electric cylinder
  • the second lifting device is an air cylinder.
  • the press controls the pressing block to move downward
  • the second lifting device always intakes air to make the movable rod move upward.
  • the above arrangement ensures the coaxiality of the rotor during press-fitting, so that the lower end of the rotor shaft can always fit in the lower positioning hole at the upper end of the movable rod during the press-fitting process.
  • the pressure applied by the press is greater than the upward lifting force of the second lifting device, and the movable rod will be pressed downward for a distance.
  • the positioning plate is located above the upper fixing plate, a first linear bearing is fixed in the first through hole of the positioning plate, the movable rod is slidingly fitted in the first linear bearing, the positioning plate and A plurality of support rods are connected between the first lifting devices, the upper fixing plate is formed with a second through hole to give way to the movable rod, the upper fixing plate is formed with a plurality of third through holes, and the third through holes are fixed in There is a second linear bearing, and the support rod is slidingly fitted in the second linear bearing.
  • the linear motion device is fixed on the upper side of the upper fixed plate
  • the upper fixed plate is fixed with a plurality of first linear guide rails arranged in the front-rear direction
  • the limit plate is slidingly arranged on the first linear guide rail Under the action of the linear motion device, the limit plate moves back and forth along the first linear guide rail.
  • the slot includes a slotted upper section and a slotted lower section, the width of the slotted upper section is less than the distance between the left and right edges of the end cover, and the width of the slotted lower section is greater than the distance between the left and right edges of the end cover.
  • the bracket is provided with a plurality of second linear guide rails arranged in the up-down direction, and the pressing block is slidingly arranged on the second linear guide rail. Under the action of the press, the pressing block moves up and down along the second linear guide rail mobile.
  • the above setting ensures the coaxiality between the positioning hole on the pressing block and the positioning hole under the movable rod.
  • the invention has the advantages of better pressing effect and higher pressing efficiency.
  • Figure 1 is a side view of the invention
  • Figure 3 is a front view of the present invention.
  • a stator and rotor press-fitting device of the present invention includes a positioning plate 1, a limit plate 2, a movable rod 3, a pressing block 4, a first lifting device 5, a second The lifting device 6, the linear motion device 7 and the press 8, the pressing machine 8 is fixed on the upper fixing plate 81 by a bracket 80, the first lifting device 5 and the second lifting device 6 are arranged below the upper fixing plate 81, the first lifting The device 5 is fixed on a lower fixing plate (not shown in the figure).
  • the movable rod 3 is arranged vertically, the positioning plate 1 and the limit plate 2 are used to position and fix the stator, the first lifting device 5 is used to control the up and down movement of the positioning plate 1, and the second lifting device 6 is used to control the movable rod 3 Moving up and down, the linear motion device 7 is used to control the back and forth movement of the limit plate 2, the press 8 is used to control the up and down movement of the pressing block 4, the positioning plate 1 moves upward to clamp the stator between the positioning plate 1 and the limit plate 2 Between, the limit plate 2 is located between the positioning plate 1 and the pressing block 4, the pressing block 4 is always located above the limiting plate 2, the positioning plate 1 has a first through hole for the movable rod 3 to pass through, the limiting plate 2 has a slot 21 that penetrates up and down and opens forward to allow the upper end of the movable rod 3 to pass through. An upper positioning hole 41 matched with the upper end of the rotor shaft is formed, and the upper positioning hole 41 and the lower positioning hole 31 are coaxially arranged.
  • the first lifting device 5 is an electric cylinder
  • the second lifting device 6 is a cylinder.
  • the press 8 controls the pressing block 4 to move downward
  • the second lifting device 6 always intakes air so that the movable rod 4 has a tendency to move upward force.
  • the middle lifting plate 51 is fixed on the housing of the first lifting device 5
  • the second lifting device includes two cylinders, the two cylinders are arranged symmetrically and start and stop synchronously, the top of the two cylinders is connected with the connecting plate 61, the movable rod 3 The lower end is fixed to the middle of the connecting portion 61.
  • the positioning plate 1 is located above the upper fixing plate 81, the first linear bearing 11 is fixed in the first through hole of the positioning plate 1, the movable rod 3 is slidingly fitted in the first linear bearing 11, the positioning plate 1 and the first lifting device
  • Five support rods 52 are connected to each other, the upper fixing plate 81 is formed with a second through-hole for giving way to the movable rod 3, the upper fixing plate 81 is formed with four third through-holes, and a second is fixed in the third through-hole In the linear bearing 82, each support rod 52 is slidingly fitted in a second linear bearing 82.
  • a jacking plate 53 is fixed at the output end of the first lifting device 5, when the jacking plate 53 moves upward to the maximum stroke, that is, when the stator on the positioning plate 1 is in contact with the limit plate 2, the jacking plate 53 and There is still a distance between the connecting plates 61, and there is no contact between the lifting plate 53 and the connecting plate 61.
  • the linear motion device 7 is fixed on the upper side of the upper fixing plate 81, and the upper fixing plate 81 is fixed with two first linear guide rails 83 arranged in the front-rear direction, and the left and right ends of the limit plate 2 are slid on a first straight line On the guide rail 83, under the action of the linear motion device 7, the limit plate 2 moves back and forth along the first linear guide rail 83.
  • the slot 21 includes a slotted upper section 22 and a slotted lower section 23, the width of the slotted upper section 22 is smaller than the distance between the left and right edges of the end cover, and the width of the slotted lower section 23 is greater than the distance between the left and right edges of the end cover.
  • the bracket 80 is provided with two second linear guide rails 84 arranged in the up-and-down direction, and the pressing block 4 is slidingly arranged on the second linear guide rail 84. Under the action of the press 8, the pressing block 4 moves up and down along the second linear guide rail 84 .
  • Servo motors can be selected for the first lifting device and the driving device of the press, and cylinders can be selected for the linear motion device and the second lifting device.
  • the PLC is edited as required to enable the device of the invention Realize automated operation.
  • the device of the present invention When using the device of the present invention, place the stator (motor casing) on the positioning plate, press a PLC button, the second lifting device is activated to move the movable rod through the bearing of the stator, and the upper end of the movable rod is located Above the upper edge of the limit plate. The first lifting device is then activated to lift the positioning plate to clamp the stator between the positioning plate and the limit plate.
  • the press According to the displacement position of the press, it sends a signal to the linear motion device to control the movement of the limit plate forward and backward.
  • the linear motion device When the end cover approaches the limit plate, the linear motion device is activated to move the limit plate backward, so that the end cover and There is no obstruction between the stators, and the press continues to control the pressure block to press down so that the end cover can contact the stator, and the press fit of the rotor shaft and the stator bearing is realized.
  • the first lifting device drives the lifting plate down, and the press still drives the pressure block down, so that the stator drops a distance, so that the distance between the plane of the upper end of the stator and the plane of the lower end of the limit plate is greater than the thickness of the end cover .
  • the linear motion device is activated to move the limit plate forward, and then passes through the first lifting device to The positioning plate is raised to make the end cover and the limit plate resist to realize the axial positioning of the end cover.
  • the pressing of the pressing block completes the tight fitting of the rotor shaft and the bearing cover of the end cover.
  • the invention can realize the tight fitting of the two ends of the rotor shaft of the rotor with the stator bearing gear and the end cover bearing gear, can realize the press fitting of the stator, the rotor and the end cover, facilitate the assembly of the motor, and improve the production efficiency, and
  • the device of the invention can ensure the coaxiality when the rotor shaft is press-fitted, and the press-fitting effect is better.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Automatic Assembly (AREA)
PCT/CN2019/098286 2019-02-28 2019-07-30 定子与转子压装装置 WO2020088009A1 (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020207010254A KR102405981B1 (ko) 2019-02-28 2019-07-30 고정자와 회전자의 가압장착장치
NZ764311A NZ764311A (en) 2019-02-28 2019-07-30 Device for press-fitting stator and rotor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910153631.X 2019-02-28
CN201910153631.XA CN109728693B (zh) 2019-02-28 2019-02-28 定子与转子压装装置

Publications (1)

Publication Number Publication Date
WO2020088009A1 true WO2020088009A1 (zh) 2020-05-07

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Application Number Title Priority Date Filing Date
PCT/CN2019/098286 WO2020088009A1 (zh) 2019-02-28 2019-07-30 定子与转子压装装置

Country Status (4)

Country Link
KR (2) KR102405981B1 (ko)
CN (1) CN109728693B (ko)
NZ (1) NZ764311A (ko)
WO (1) WO2020088009A1 (ko)

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CN111571187A (zh) * 2020-06-22 2020-08-25 十堰恒瑞机电设备有限公司 一种高效的汽车半轴螺钉压装机
CN112583219A (zh) * 2020-12-30 2021-03-30 湖北省专用汽车研究院 一种定子转子同轴装配装置
CN113579694A (zh) * 2021-07-22 2021-11-02 东阳市联宜机电有限公司 电机输出轴与齿轮压装装置
CN113732620A (zh) * 2021-09-24 2021-12-03 安徽威灵汽车部件有限公司 装配系统
CN114012426A (zh) * 2021-11-03 2022-02-08 天津卡锐智科技发展有限公司 一种产品的加热管自动组装机及使用方法
CN114198287A (zh) * 2021-11-29 2022-03-18 吉林东光奥威汽车制动系统有限公司 一种电动真空泵泵室的装配装置
CN114535982A (zh) * 2022-04-02 2022-05-27 中国航发沈阳发动机研究所 一种航空发动机双级高涡转静子单元体装配工装
CN115156866A (zh) * 2022-06-10 2022-10-11 周立君 一种用于轴承装配的轴承压装装置及压装方法
CN115431013A (zh) * 2022-08-15 2022-12-06 北京动力机械研究所 一种涡扇发动机机匣压装装置
CN115945888A (zh) * 2023-03-09 2023-04-11 廊坊科森电器有限公司 一种汽车用永磁同步电机轴承压装设备
CN116038302A (zh) * 2023-04-03 2023-05-02 山东瑞博电机有限公司 一种感应电机转子轴承自动压装机床

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CN109728693B (zh) * 2019-02-28 2023-11-10 浙江联宜电机有限公司 定子与转子压装装置
CN110181250B (zh) * 2019-06-21 2024-04-05 浙江联宜电机有限公司 多段铁芯轴上压装装置
CN111687779A (zh) * 2020-05-19 2020-09-22 三联泵业股份有限公司 水泵转子组装工作台
CN113146199B (zh) * 2021-05-20 2023-02-03 无锡市杰美特科技有限公司 马达定子转子压合组装机构
CN113352080B (zh) * 2021-08-10 2021-11-02 徐州亚泰电机有限公司 一种基于气压与液压结构原理的电机智能装配用工作台
CN114204759B (zh) * 2022-02-16 2022-04-22 深圳易如潜水装备有限公司 一种潜水电机定子铁芯压装设备
KR102505120B1 (ko) * 2022-11-03 2023-02-28 박진오 광케이블용 엔드캡 반사판 조립장치
CN116441894B (zh) * 2023-06-20 2023-09-08 江苏华频电子科技有限公司 一种无刷电机用定子铁芯加工压扁装置

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* Cited by examiner, † Cited by third party
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CN111571187A (zh) * 2020-06-22 2020-08-25 十堰恒瑞机电设备有限公司 一种高效的汽车半轴螺钉压装机
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