WO2021120704A1 - Dispositif de liage automatique pour stator de générateur - Google Patents

Dispositif de liage automatique pour stator de générateur Download PDF

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Publication number
WO2021120704A1
WO2021120704A1 PCT/CN2020/113696 CN2020113696W WO2021120704A1 WO 2021120704 A1 WO2021120704 A1 WO 2021120704A1 CN 2020113696 W CN2020113696 W CN 2020113696W WO 2021120704 A1 WO2021120704 A1 WO 2021120704A1
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WO
WIPO (PCT)
Prior art keywords
wire
generator stator
workpiece table
tying
automatic
Prior art date
Application number
PCT/CN2020/113696
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English (en)
Chinese (zh)
Inventor
张贵海
吴旭晖
Original Assignee
吴江市金澜机械制造有限公司
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 吴江市金澜机械制造有限公司 filed Critical 吴江市金澜机械制造有限公司
Publication of WO2021120704A1 publication Critical patent/WO2021120704A1/fr

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    • 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
    • H02K15/0056—Manufacturing winding connections
    • H02K15/0068—Connecting winding sections; Forming leads; Connecting leads to terminals

Definitions

  • the invention relates to a production equipment, in particular to an automatic tying device for a generator stator.
  • wires on the stator of the generator there are wires on the stator of the generator, and the wires are usually divided into 6 joints for electrical connection.
  • the 6 joints need to be turned to the axial position after rotating on the edge of the stator in the circumferential direction of the stator; and according to the design requirements, the 6 joints are in the circumferential direction.
  • the length is different, but the length in the axial direction is basically the same. Due to the rigidity of the wire, it is necessary to fix the wire in time for the stator after processing, otherwise the wire will fall apart. At present, this kind of stringing work is usually done manually, and its efficiency is low and the binding quality is low.
  • the present invention provides a novel generator stator automatic binding device structure with high degree of automation, safety, reliability and compact structure.
  • the technical solution of the present invention is to provide an automatic tying device for the stator of a generator, which includes a frame, the stator of the generator includes a plurality of wire joints, and is characterized in that: the frame is provided with a horizontally rotatable workpiece table , A wire pay-off mechanism for tying wires, a crochet mechanism for wire tying, and a manipulator, the generator stator is placed on the workpiece table, and the workpiece table drives the generator stator to rotate to connect a plurality of wires Turn to the designated position in turn, the manipulator clamps the wire connector at the designated position and folds it to the set position, and then the crochet mechanism and the pay-off mechanism cooperate to bind the wire connector to complete a After the wire binding operation of the wire joint, the work table rotates to perform the next wire binding operation of the wire joint until all the wire joints have completed the wire binding operation.
  • a plurality of fixing cards are vertically arranged on the workpiece table; the fixing card includes a hook groove arranged horizontally for receiving the wire joints of the generator stator; and the workpiece table is vertically arranged with a plurality of fixing cards.
  • An L-shaped pressure plate which can be moved up and down under the drive of an air cylinder to press the wire connector folded by the manipulator to a set position.
  • the workpiece table is circular, and a horizontal turntable is coaxially arranged at the bottom of the turntable.
  • Gear teeth are arranged on the edge of the turntable at equal intervals.
  • a gear driven by a servo motor meshes with the gear teeth to drive the The turntable rotates to drive the workpiece table to rotate.
  • a discharging station and a wire binding station are arranged on the frame, a rotating arm is horizontally rotatably arranged between the discharging station and the wire binding station, and both ends of the rotating arm are respectively arranged
  • a motor drives the rotating arm to rotate around the turntable so that the workpiece table is switched between the unwinding station and the wire binding station.
  • a plurality of gear teeth are provided on the edge of at least one of the workpiece table, a tightening cylinder drives a horizontal rack to move horizontally, and the rack gear meshes with the gear teeth of the workpiece table.
  • the wire pay-off mechanism includes a first three-axis slide table and a wire mechanism, a hollow wire pay-off cylinder is movably arranged on the first three-axis slide table, and the wire mechanism includes a tying wire.
  • the thread hammer table of the hammer guides the sewing thread into the thread pay-off support of the thread pay-off cylinder.
  • the crochet mechanism includes a second three-axis sliding table, and a crochet hook is provided on the second three-axis sliding table.
  • the thread trimming mechanism includes a pneumatic scissors arranged on the scissors cylinder and a draw hook arranged on the thread drawing cylinder.
  • the binding thread at the thread pay-off cylinder is pulled by the draw hook. Tightly, the scissor cylinder drives the pneumatic scissor to stretch forward and then cut the binding line.
  • a protective cover is provided on the frame, and an operating door is provided at the discharging station for the protective cover.
  • the invention provides a new type of automatic tying device for generator stator, which is equipped with two workpiece tables through a turntable, one is for workers to discharge materials outside the protective cover, and the other is operated in the protective cover. Most of the procedures are automated, which greatly simplifies the operation of workers and improves efficiency; and the structure is compact, which reduces the area occupied.
  • Fig. 1 is a schematic diagram of the three-dimensional structure of the whole machine of the preferred embodiment of the present invention.
  • Figure 2 is a schematic view of the structure of the rotating arm part
  • Fig. 3 is a partial enlarged view of A in Fig. 2;
  • Figure 4 is a schematic diagram of the structure of the workpiece table
  • Figure 5 is a schematic diagram of the three-dimensional structure of the pay-off mechanism and the crochet mechanism
  • Figure 6 is a schematic view of another perspective three-dimensional structure of the pay-off mechanism and the crochet mechanism
  • Fig. 7 is a partial enlarged view of B in Fig. 6.
  • an automatic tying device for a generator stator is an automatic tying device for a generator stator.
  • the generator stator 10 includes an iron core (not shown) and a coil (not shown) , Wherein the coil usually has a number of equally spaced holes (not shown), and a number of wire connectors 12.
  • the present invention includes a frame 14, a protective cover (not shown) is provided on the frame 14, and an operating door (not shown) is provided on the protective cover. Workers only perform unloading and reclaiming operations outside the operating door, which improves safety.
  • the operating door is a discharging station 16, and a wire tie station (not shown) is also provided on the frame 14.
  • a rotating arm 20 is horizontally arranged between the unwinding station 16 and the wire binding station.
  • a workpiece table 22 is arranged at both ends of the rotating arm 20.
  • a motor 24 drives the rotating arm 20 to rotate horizontally so that the workpiece table 22 is in the unwinding station. Switch between 16 and the wire binding station, that is, the worker loads and unloads the material at the unwinding station 16, and then performs the wire binding operation at the wire binding station.
  • the workpiece table 22 is circular, and a horizontal turntable 26 is coaxially arranged at its bottom. Gear teeth (not shown) are arranged on the edge of the turntable 26 at equal intervals. A gear (not shown) driven by a servo motor meshes with the gear teeth. , Thereby driving the turntable 26 to rotate to drive the workpiece table 22 to rotate. A number of gear teeth 28 are arranged on the edge of one of the workpiece tables 22, a tightening cylinder 30 is arranged on the rotating arm 20, and a horizontal rack 32 is arranged on the cylinder arm of the tightening cylinder 30. The gear rack 32 and the gear teeth of the workpiece table 22 By meshing, the work table 22 can be driven to rotate through the expansion and contraction of the tensioning cylinder 30.
  • Two fixing cards 34 are vertically arranged on the workpiece table 22; the fixing card 34 includes a horizontally arranged hook groove 36 for accommodating the wire connector 12 of the generator stator 10; the workpiece table 22 is vertically arranged with a number of L-shaped ⁇ 38 ⁇ Pressure plate 38.
  • the working process is that after the worker places the generator stator 10 on the workpiece table 22, the two longer wire connectors 12 are clamped into the hook groove 36 for pre-folding and positioning, and then the cylinder 30 is tensioned.
  • the workpiece table 22 is driven to rotate at a small angle, so that the wire connector 12 is clamped in the hook groove 36 to avoid falling off.
  • a manipulator 18 is provided at the wire binding station.
  • the manipulator 18 clamps a wire joint 12 and rotates the workpiece table 22 along the generator stator 10 so that the wire joint 12 rotates in the circumferential direction of the generator stator 10, and then the manipulator 18 generates electricity
  • the wire connector 12 is folded axially on the stator 10 of the machine.
  • the pressing plate 38 can be moved downward under the drive of the air cylinder to press the wire connector 12, the position of the wire connector 12 is in place, and the wire binding operation can be performed.
  • the threading operation involves the pay-off mechanism and the crochet mechanism.
  • the wire pay-off mechanism includes a first three-axis slide table 40 and a wire mechanism 42.
  • a hollow wire pay-off drum 44 is movably arranged on the first three-axis slide table 40.
  • the wire mechanism 42 includes a wire hammer for placing a wire binding hammer.
  • the table 46 guides the sewing thread into the pay-off support of the pay-off cylinder 44.
  • the crochet mechanism includes a second three-axis sliding table 48 on which a crochet needle 50 is arranged. The tying line comes out of the pay-off barrel 44 and is hooked by the hook 50, and then is controlled by the position of the first three-axis sliding table 40 and the second three-axis sliding table 48 to realize the stringing operation.
  • a three-axis sliding table refers to a mechanism that can move in three directions, XYZ, and is a commonly used and well-known structure in the industry.
  • the crochet hook 50 and the pay-off cylinder 44 cooperate with each other to bind the thread.
  • CN207719992U it is already well known in the industry.
  • the first three-axis sliding table 40 and the second three-axis sliding table are commanded. 48 adjustment positions can be completed, and this part is not the innovative point of the present invention, so it is not shown in detail.
  • the thread trimming mechanism includes a pneumatic scissors 54 set on the scissors cylinder 52 and a draw hook 58 set on the draw line cylinder 56.
  • the draw hook 58 tightens the binding thread at the thread pay-off cylinder 44.
  • the scissors The air cylinder 52 drives the pneumatic scissors 54 to stretch forward and cut the binding line.
  • the operation process of the present invention can be briefly summarized as follows: manually place the generator stator 10 on the workpiece table 22, the workpiece table 22 drives the generator stator 10 to rotate, turn the multiple wire joints 12 to the designated position in turn, and the manipulator will clamp Hold the wire connector 12 at the designated position and fold it to the set position, and then the crochet 50 mechanism and the wire pay-off mechanism cooperate with the wire connector 12 to bind the wire connector 12.
  • the workpiece table 22 Rotate to perform the wire binding operation of the next wire joint 12 until all wire joints 12 have completed the wire binding operation; finally, the binding wire is cut, the rotating arm 20 transfers the workpiece table 22 to the unwinding station 16, and another workpiece table 22 Turn to the wire tie work to continue the work.

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Manufacture Of Motors, Generators (AREA)

Abstract

L'invention concerne un dispositif de liage automatique pour un stator de générateur. Le dispositif comprend un bâti, le bâti comportant un étage de pièce à usiner pouvant tourner horizontalement, un mécanisme de déroulage destiné à dérouler un fil de liage, un mécanisme à crochet destiné à procéder au liage, et un manipulateur ; l'étage de pièce à usiner entraîne la rotation d'un stator de générateur, afin de faire tourner séquentiellement une pluralité de connecteurs de fils à des positions désignées ; le manipulateur serre les connecteurs de fils aux positions désignées et les fait tourner à des positions définies, et le mécanisme à crochet et le mécanisme de déroulage procèdent en coopération à un traitement de liage sur les connecteurs de fils ; et après que l'opération de liage d'un connecteur de fils est terminée, l'étage de pièce à usiner tourne pour procéder à une opération de liage sur le connecteur de fils suivant jusqu'à ce que les opérations de liage de tous les connecteurs de fils soient terminées. Selon la présente invention, les deux étages de pièces à usiner sont agencés sur une table rotative, un étage de pièce à usiner étant agencé à l'extérieur d'un couvercle protecteur pour que les ouvriers procèdent au déchargement, et l'autre étage de pièce à usiner fonctionnant à l'intérieur du couvercle protecteur. Toutes les procédures sont principalement automatiques, simplifiant ainsi grandement le travail des employés, et améliorant le rendement ; et la structure est compacte, et la quantité d'espace occupé est réduite.
PCT/CN2020/113696 2019-12-16 2020-09-07 Dispositif de liage automatique pour stator de générateur WO2021120704A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201911290366.6A CN110855101B (zh) 2019-12-16 2019-12-16 一种发电机定子自动扎线装置
CN201911290366.6 2019-12-16

Publications (1)

Publication Number Publication Date
WO2021120704A1 true WO2021120704A1 (fr) 2021-06-24

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Application Number Title Priority Date Filing Date
PCT/CN2020/113696 WO2021120704A1 (fr) 2019-12-16 2020-09-07 Dispositif de liage automatique pour stator de générateur

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CN (1) CN110855101B (fr)
WO (1) WO2021120704A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110855101B (zh) * 2019-12-16 2020-10-27 吴江市金澜机械制造有限公司 一种发电机定子自动扎线装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1420505A1 (fr) * 2002-11-14 2004-05-19 AXIS S.p.A. Appareil et méthode pour placer un fil suivant un trajet sur un composant d'une machine dynamo-électrique
CN108390520A (zh) * 2018-03-26 2018-08-10 东莞理工学院 一种用于电机引出线自动拧线剪线设备
CN207719992U (zh) * 2017-12-27 2018-08-10 苏州鲁巴斯特机械科技有限公司 一种用于电机定子的综合绑线机
CN110855101A (zh) * 2019-12-16 2020-02-28 吴江市金澜机械制造有限公司 一种发电机定子自动扎线装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011161514A (ja) * 2010-01-14 2011-08-25 Denso Corp 銅溶接方法及び銅溶接装置
CN203358910U (zh) * 2013-09-13 2013-12-25 扬州华声电子实业有限公司 一种圆捆状电缆线用扎线装置
CN205045029U (zh) * 2015-08-31 2016-02-24 中山天威龙自动化科技有限公司 一种绕线扎线装置
CN109178385A (zh) * 2018-09-29 2019-01-11 苏州爱知科技有限公司 一种定子扎线设备

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1420505A1 (fr) * 2002-11-14 2004-05-19 AXIS S.p.A. Appareil et méthode pour placer un fil suivant un trajet sur un composant d'une machine dynamo-électrique
CN207719992U (zh) * 2017-12-27 2018-08-10 苏州鲁巴斯特机械科技有限公司 一种用于电机定子的综合绑线机
CN108390520A (zh) * 2018-03-26 2018-08-10 东莞理工学院 一种用于电机引出线自动拧线剪线设备
CN110855101A (zh) * 2019-12-16 2020-02-28 吴江市金澜机械制造有限公司 一种发电机定子自动扎线装置

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CN110855101B (zh) 2020-10-27
CN110855101A (zh) 2020-02-28

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