WO2021218022A1 - Moteur linéaire - Google Patents

Moteur linéaire Download PDF

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Publication number
WO2021218022A1
WO2021218022A1 PCT/CN2020/118272 CN2020118272W WO2021218022A1 WO 2021218022 A1 WO2021218022 A1 WO 2021218022A1 CN 2020118272 W CN2020118272 W CN 2020118272W WO 2021218022 A1 WO2021218022 A1 WO 2021218022A1
Authority
WO
WIPO (PCT)
Prior art keywords
sliding
mounting
linear motor
housing
longitudinal direction
Prior art date
Application number
PCT/CN2020/118272
Other languages
English (en)
Chinese (zh)
Inventor
刘元江
贺子和
周忠厚
赵雲峰
Original Assignee
歌尔股份有限公司
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 歌尔股份有限公司 filed Critical 歌尔股份有限公司
Publication of WO2021218022A1 publication Critical patent/WO2021218022A1/fr

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02—Linear motors; Sectional motors

Definitions

  • the invention relates to the technical field of motors, in particular to a linear motor.
  • linear motors In the field of industrial automation, linear motors are widely used.
  • the existing linear motors are large in size and mass, and most of them are more suitable for horizontal installation, which will reduce the service life of the motor when mounted on the wall.
  • the main purpose of the present invention is to provide a linear motor that can operate stably during wall-mounted installation, so as to solve the problem of unstable operation of the linear motor in the prior art during wall-mounted installation and reduce the service life of the motor.
  • a linear motor which includes:
  • the housing is installed, at least one end is provided with an opening, the length direction of the opening is taken as the longitudinal direction, and the width direction is taken as the transverse direction;
  • the stator assembly is installed in the mounting housing; and,
  • the mover assembly is installed at the end of the opening of the installation housing, the mover assembly includes an installation end located in the installation housing, and both sides of the installation end in the transverse direction are connected to each other through a lateral sliding structure.
  • the mounting housing is slidably installed, the lateral sliding mounting structure includes a sliding part and a mating part that are arranged oppositely and cooperate with each other in the lateral direction, and one of the sliding part and the mating part is provided on the mounting end
  • the other part is arranged on the mounting housing, and the mating part and/or the sliding arrangement are arranged along the longitudinal direction, so that the mover assembly is slidably mounted on the mounting housing along the longitudinal direction.
  • the mounting housing includes a bottom wall disposed opposite to the opening, and a mounting block disposed on the inner side of the bottom wall and extending in the longitudinal direction;
  • the mounting end includes two mounting side portions disposed oppositely in the transverse direction and extending in the longitudinal direction, and a connecting portion connecting the two mounting side portions, and the two mounting side portions define a mounting block adapted to In the installation groove, the inner side surfaces of the two installation side parts and the two outer side surfaces of the installation block are respectively slidably connected by the lateral sliding structure.
  • the matching portion is a sliding groove provided on the inner surface of the mounting side portion, and the sliding groove extends in the longitudinal direction;
  • the sliding portion is a sliding rail provided on an outer side surface of the mounting block, and the sliding rail extends longitudinally.
  • a mounting protrusion is installed on the inner surface of the mounting side portion, and the sliding groove is provided on the mounting protrusion.
  • the mounting protrusion is detachably mounted on the inner surface of the mounting side part through a screw connection.
  • the slide rail is installed on the outer side of the mounting block.
  • the sliding rail is detachably mounted on the outer side surface of the mounting block through a screw connection.
  • the sliding groove has two opposite sliding walls, the inner side of the sliding wall is convexly provided with a plurality of sliding protrusions extending in the longitudinal direction, and the plurality of sliding protrusions includes an arc-shaped sliding protrusion;
  • the side surfaces of the sliding rail corresponding to the two sliding walls are sliding side surfaces, and a plurality of sliding grooves are provided on the sliding side surface corresponding to the plurality of sliding protrusions. Curved groove adapted to the shape of the sliding convex.
  • the mounting housing includes two laterally opposed first side covers and second side covers, wherein:
  • the first side cover includes a first side plate, and a first top fold and a first bottom fold extending from both ends of the first side plate toward the second side cover;
  • the second side cover includes a second side plate, and a second top fold and a second bottom fold extending from both ends of the second side plate toward the first side cover;
  • the first bottom folded plate and the second bottom folded plate are spliced to form the bottom wall of the mounting housing, and the first top flange and the second top flange are spaced apart to define the opening.
  • the stator assembly includes a plurality of yoke parts provided on the top of the mounting block.
  • the lateral sides of the mounting end of the mover assembly are respectively slidably mounted with the mounting housing through a lateral sliding structure
  • the lateral sliding mounting structure includes laterally facing each other.
  • a sliding part and a mating part are provided and matched with each other, one of the sliding part and the mating part is provided on the side of the mounting end, the other is provided on the mounting housing, and the mating part and/or
  • the sliding arrangement is arranged along the longitudinal direction, so that the mover assembly is slidably mounted to the mounting housing along the longitudinal direction. In this way, the sliding portion and the mating portion are close to or away from the opening when they are mated.
  • There is a mutual restriction effect in the direction so that the lateral sliding mounting structure has a mutual restriction effect on the mover assembly in the direction close to or away from the opening, thereby increasing the operation of the mover assembly Stability to improve the service life of linear motors.
  • FIG. 1 is a schematic perspective view of a part of the structure of an embodiment of a linear motor provided by the present invention
  • Fig. 2 is a perspective schematic view of the linear motor of Fig. 1 after a part of the mounting housing is removed;
  • FIG. 3 is an enlarged schematic diagram of part A of FIG. 2.
  • the directional indication is only used to explain that it is in a specific posture (as shown in the drawings). If the specific posture changes, the relative positional relationship, movement, etc. of the components below will also change the directional indication accordingly.
  • FIGS. 1 to 3 are an embodiment of the linear motor provided by the present invention.
  • the linear motor 100 includes a mounting housing 1, a stator assembly 2 and a mover assembly 3, wherein at least one end of the mounting housing 1 is provided with an opening 1a, and the length of the opening 1a
  • the direction is the longitudinal direction and the width direction is the transverse direction.
  • the stator assembly 2 is installed in the mounting housing 1, and the mover assembly 3 is installed at the end of the mounting housing 1 where the opening 1a is located.
  • 3 includes a mounting end 3a located in the mounting housing 1.
  • the lateral sides of the mounting end 3a are slidably mounted with the mounting housing 1 through a lateral sliding structure.
  • the lateral sliding mounting structure It includes a sliding part 4 and a mating part 5 which are arranged oppositely and cooperate with each other in the lateral direction.
  • One of the sliding part 4 and the mating part 5 is arranged on the side of the mounting end 3a, and the other is arranged on the The housing 1 is installed, and the mating portion 5 and/or the sliding arrangement are arranged along the longitudinal direction, so that the mover assembly 3 is slidably installed on the mounting housing 1 in the longitudinal direction.
  • a sliding mounting structure is provided between the bottom of the moving subassembly 3 and the bottom of the mounting base.
  • a protrusion is provided at the bottom of the moving subassembly 3
  • a sliding groove is provided at the bottom of the mounting base.
  • the sliding groove and the convex block have no restriction on the opening direction of the mounting seat. Therefore, when the linear motor is wall-mounted, the sliding mounting structure is close to or far from the opening.
  • the moving subassembly 3 is not limited in the direction, which will affect the stability of the movement of the moving subassembly 3.
  • the lateral sides of the mounting end 3a of the mover assembly 3 are slidably mounted with the mounting housing 1 through a lateral sliding structure
  • the lateral sliding mounting structure includes a lateral sliding structure.
  • the upper part is a sliding part 4 and a mating part 5 which are arranged oppositely and cooperate with each other.
  • One of the sliding part 4 and the mating part 5 is arranged on the side of the mounting end 3a, and the other is arranged on the mounting housing 1, and the mating portion 5 and/or the sliding arrangement are arranged along the longitudinal direction, so that the mover assembly 3 is slidably mounted to the mounting housing 1 along the longitudinal direction.
  • the limited position further increases the stability of the operation of the mover assembly 3, so as to increase the service life of the linear motor 100.
  • the mounting housing 1 includes two lateral side walls located in the lateral direction, and the two outer sides of the mounting end 3a The side surface is slidingly connected with the inner surface of the two side walls by adopting a lateral sliding structure.
  • the mounting housing 1 includes a bottom wall 1b disposed opposite to the opening 1a, and a mounting block 10 disposed on the inner side of the bottom wall 1b and extending in the longitudinal direction.
  • the mounting end 3a It includes two mounting side portions 31 arranged oppositely in the transverse direction and extending in the longitudinal direction, and a connecting portion 32 connecting the two mounting side portions 31.
  • the two mounting side portions 31 define a fit for the mounting block 10
  • the inner surface of the two installation side parts 31 and the two outer surfaces of the installation block 10 are respectively slidably connected by the lateral sliding structure. In this way, by using an entity such as the mounting block 10 as the sliding mounting carrier of the mover assembly 3, the strength is greater, and the corresponding mounting stability is higher.
  • the present design is not limited to this, as long as it can be realized that "the two sides of the mounting end 3a in the lateral direction are slidably mounted with the mounting housing 1 through a lateral sliding structure" are within the protection scope of the present invention.
  • the mating portion 5 is a sliding groove 4a provided on the inner surface of the mounting side portion 31, the sliding groove 4a extends in the longitudinal direction, and the sliding portion 4 is provided on the mounting block 10.
  • the slide rail 5a on an outer side of the slide rail 5a extends in the longitudinal direction.
  • the specific implementation of the mating portion 5 and the slide portion 4 is not limited to the above manner, and may be a slide groove 4a And protrusions, but also guide posts and chutes 4a.
  • the inner side of the mounting side portion 31 is installed (including detachable and non-detachable) with a mounting protrusion 6, and the sliding groove 4a is provided on the mounting protrusion 6. superior.
  • the mounting side portion 31 and the mounting protrusion 6 provided with the sliding groove 4a are arranged separately, so that the materials of the mounting protrusion 6 and the mounting side portion 31 can be set to different materials, wherein ,
  • the mounting protrusion 6 is made of wear-resistant material.
  • the mounting protrusion 6 is detachably mounted on the inner surface of the mounting side portion 31 through a screw connection, so that the mounting block 10 can be maintained and updated.
  • the sliding rail 5a is installed (including detachable installation and non-removable installation) on the outer side of the mounting block 10, so that the sliding rail 5a can be connected to the mounting block 10
  • the material of 10 is set to different materials, wherein the sliding rail 5a is set to a wear-resistant material.
  • the slide rail 5a is detachably installed on the outer side of the mounting block 10 through a screw connection, so that the slide rail 5a can be maintained and updated.
  • the sliding groove 4a has two opposite sliding walls 41, and the inner side of the sliding wall 41 is convexly provided with a plurality of sliding protrusions 42 extending in the longitudinal direction.
  • the sliding protrusion 42 includes an arc-shaped sliding protrusion 42a, the side surface of the sliding rail 5a corresponding to the two sliding walls 41 is a sliding side surface, and a plurality of sliding grooves are provided on the sliding side surface corresponding to the plurality of sliding protrusions 42 Slot 51, the plurality of sliding grooves 51 include arc-shaped grooves 51a that are adapted to the arc-shaped sliding protrusions 42a.
  • the mounting housing 1 includes two first sides arranged opposite to each other in the transverse direction.
  • the second side cover 12 includes a second side plate 121, and a second top fold 122 and a second bottom fold 123 extending from both ends of the second side plate 121 toward the first side cover 11;
  • the first bottom folded plate and the second bottom folded plate are spliced to form the bottom wall of the mounting housing 1, and the first top flange 112 and the second top flange 122 are spaced apart to define a ⁇ 1a ⁇ Said opening 1a.
  • the main shell part of the mounting housing 1 is formed by the splicing of the first side cover 11 plate and the second side cover 12 plate, so that the manufacturing difficulty of the mounting housing 1 can be simplified.
  • the stator assembly 2 includes a plurality of yoke parts 21 provided on the top of the mounting block 10.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Linear Motors (AREA)

Abstract

La présente invention concerne un moteur linéaire (100), comprenant un boîtier de montage (1), un ensemble stator (2) et un ensemble actionneur (3). Au moins une extrémité du boîtier de montage (1) est pourvue d'une ouverture (1a) ; l'ensemble actionneur (3) est monté à l'extrémité, où se situe l'ouverture (1a), du boîtier de montage (1), un sens de la longueur de l'ouverture (1a) étant une direction longitudinale et un sens de la largeur étant une direction transversale ; l'ensemble actionneur (3) comprend une extrémité de montage (3a) située dans le boîtier de montage (1) ; deux parties latérales de l'extrémité de montage (3a) sont montées coulissantes sur le boîtier de montage (1) au moyen de structures coulissantes latérales séparées ; chaque structure coulissante latérale comprend une partie coulissante (4) et une partie d'ajustement (5) qui sont disposées de manière opposée dans la direction transversale et s'ajustent l'une avec l'autre ; la partie coulissante (4) ou la partie d'ajustement (5) est disposée sur un côté latéral de l'extrémité de montage (3a), et l'autre de ces dernières est disposée sur le boîtier de montage (1) ; et la partie d'ajustement (5) et/ou la partie coulissante (4) sont disposées dans la direction longitudinale correspondante. Selon la solution technique, le moteur linéaire (100) peut résoudre le problème technique de la durée de vie raccourcie du moteur électrique dû au fait que le moteur linéaire de l'état de la technique est instable en termes de fonctionnement lorsque le moteur linéaire est monté sur un mur.
PCT/CN2020/118272 2020-04-28 2020-09-28 Moteur linéaire WO2021218022A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010353648.2A CN111431372A (zh) 2020-04-28 2020-04-28 直线电机
CN202010353648.2 2020-04-28

Publications (1)

Publication Number Publication Date
WO2021218022A1 true WO2021218022A1 (fr) 2021-11-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2020/118272 WO2021218022A1 (fr) 2020-04-28 2020-09-28 Moteur linéaire

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CN (1) CN111431372A (fr)
WO (1) WO2021218022A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111431372A (zh) * 2020-04-28 2020-07-17 歌尔股份有限公司 直线电机

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160118871A1 (en) * 2014-10-22 2016-04-28 Hon Hai Precision Industry Co., Ltd. Linear motor
CN207691662U (zh) * 2017-12-28 2018-08-03 德瑞精工（深圳）有限公司 一种直线电机模组
CN110707897A (zh) * 2019-09-26 2020-01-17 安徽同兴科技发展有限责任公司 低阻力无铁芯单边永磁同步直线电机
CN110768504A (zh) * 2019-10-08 2020-02-07 广东天功自动化科技有限公司 一种直线电机
CN111431372A (zh) * 2020-04-28 2020-07-17 歌尔股份有限公司 直线电机

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JP4574224B2 (ja) * 2004-05-12 2010-11-04 山洋電気株式会社 リニアモータ
CN201656737U (zh) * 2010-03-06 2010-11-24 王敕 一种铁芯式直线电机
CN102936986B (zh) * 2012-07-17 2015-05-20 中国科学院宁波材料技术与工程研究所 一种磁浮式门机装置
DE102013226826A1 (de) * 2013-12-20 2015-06-25 Robert Bosch Gmbh Linearmotoranordnung und Werkzeugmaschine mit einer Linearmotoranordnung
CN207732607U (zh) * 2017-09-29 2018-08-14 深圳市克洛诺斯科技有限公司 直线电机运动模组
CN207442676U (zh) * 2017-11-23 2018-06-01 史冬梅 一种直线电机自动感应门驱动装置
CN208571892U (zh) * 2018-08-10 2019-03-01 深圳市开玖自动化设备有限公司 直线位移平台及水平位移机构
CN209016913U (zh) * 2018-12-12 2019-06-21 阿斯科纳科技（深圳）有限公司 一种高度封闭的小型运动定位机构
CN210246581U (zh) * 2019-08-05 2020-04-03 深圳新益昌科技股份有限公司 一种高寿命高精度的金线键合机的导轨机构

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160118871A1 (en) * 2014-10-22 2016-04-28 Hon Hai Precision Industry Co., Ltd. Linear motor
CN207691662U (zh) * 2017-12-28 2018-08-03 德瑞精工（深圳）有限公司 一种直线电机模组
CN110707897A (zh) * 2019-09-26 2020-01-17 安徽同兴科技发展有限责任公司 低阻力无铁芯单边永磁同步直线电机
CN110768504A (zh) * 2019-10-08 2020-02-07 广东天功自动化科技有限公司 一种直线电机
CN111431372A (zh) * 2020-04-28 2020-07-17 歌尔股份有限公司 直线电机

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