WO2018011900A1 - 巻線装置、及びコイルの巻線方法 - Google Patents

巻線装置、及びコイルの巻線方法 Download PDF

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Publication number
WO2018011900A1
WO2018011900A1 PCT/JP2016/070604 JP2016070604W WO2018011900A1 WO 2018011900 A1 WO2018011900 A1 WO 2018011900A1 JP 2016070604 W JP2016070604 W JP 2016070604W WO 2018011900 A1 WO2018011900 A1 WO 2018011900A1
Authority
WO
WIPO (PCT)
Prior art keywords
insulating
insulating sheet
core
fixing
inner peripheral
Prior art date
Application number
PCT/JP2016/070604
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
啓介 岡崎
啓生 大藤
順一 大田
浩明 黒瀬
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to PCT/JP2016/070604 priority Critical patent/WO2018011900A1/ja
Priority to CN201680087200.2A priority patent/CN109417339B/zh
Priority to JP2018527298A priority patent/JP6567188B2/ja
Publication of WO2018011900A1 publication Critical patent/WO2018011900A1/ja

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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
    • H02K15/08—Forming windings by laying conductors into or around core parts
    • H02K15/095—Forming windings by laying conductors into or around core parts by laying conductors around salient poles
    • 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
    • H02K15/10—Applying solid insulation to windings, stators or rotors

Definitions

  • the present invention relates to a winding device that winds by attaching an insulating sheet to a tooth portion of a core member, and a coil winding method.
  • This invention has been made to solve the above-described problems, and can reduce coil winding defects caused by defective mounting of the insulating sheet, such as sagging, distortion, and wrinkles of the insulating sheet. It is an object of the present invention to provide a winding device and a coil winding method.
  • the winding device is: A core fixing part for fixing the split core; A flyer portion having a flyer arm that forms a coil by winding an electric wire through a pair of insulating sheets attached to both sides in the circumferential direction of the teeth portion of the split core, and a first portion that fixes the insulating sheet to the split core.
  • the second insulating sheet pressing portion includes, on the insulating sheet, an outer peripheral insulating portion that is bent and protrudes in a circumferential direction of the divided core from a root on the yoke portion side of the teeth portion of the divided core, A pair of insulating sheet pressing plates that can be moved in the XYZ directions and pressed against the circumferential side surface of the yoke part,
  • the flyer portion is capable of advancing and retreating coaxially with the rotation axis of the flyer arm, and is bent on the inner peripheral surface of the teeth portion of the divided core fixed to the core fixing portion.
  • a first insulating sheet pressing portion that presses the insulating portion toward the outer peripheral side of the divided core and fixes the insulating portion to the divided core is provided.
  • the coil winding method is as follows: A split core fixing step of fixing a split core having a pair of insulating sheets attached to both sides in the circumferential direction of the teeth portion; Among the insulating sheets, from the inner peripheral side tip of the teeth portion, a moving step of pushing and bending the outer peripheral side surface of the inner peripheral side insulating portion protruding in the circumferential direction from the divided core to the inner peripheral side; An insulating sheet folding step of folding the two inner peripheral insulating portions on the inner peripheral surface of the teeth portion; A first insulating sheet fixing step of pressing the inner peripheral insulating portion folded by the insulating sheet folding step against the outer peripheral side of the split core; Out of the insulating sheet, an outer peripheral side insulating portion that is bent and protrudes in a circumferential direction of the divided core from a yoke portion side base of the teeth portion of the divided core is a circumferential side surface of the yoke portion of the divided core. A second insulating sheet fixing step of
  • the outer peripheral side insulating portion and the inner peripheral side insulating portion of the insulating sheet are securely fixed to the split core and wound to thereby sag the insulating sheet. Since distortion and wrinkles can be suppressed, coil alignment and space factor can be improved.
  • Embodiment 1 is a perspective view of a winding device according to Embodiment 1 of the present invention. It is a perspective view of the flyer part which concerns on Embodiment 1 of this invention. It is a side view of the flyer part which concerns on Embodiment 1 of this invention. It is a perspective view of the core fixing
  • FIG. 1 is a perspective view of the winding device 100.
  • FIG. 1 is a perspective view of the winding device 100.
  • FIG. 2 is a perspective view of the flyer unit 20.
  • FIG. 3 is a side view of the flyer unit 20.
  • FIG. 4 is a perspective view of the core fixing portion 30 and the split core 5 with the insulating sheet 4 and the insulators 6a and 6b attached to the core fixing portion 30.
  • FIG. 5 is a perspective view of the insulating sheet 4.
  • the winding device 100 includes an insulating sheet pressing portion 10 (second insulating sheet pressing portion) that fixes a pair of insulating sheets 4 to the split core 5 and a flyer that winds an electric wire around the split core 5. It is comprised by the part 20 and the core fixing
  • the insulating sheet pressing unit 10 includes a pair of insulating sheet pressing plates 11a and 11b that press the insulating sheet 4 against the split core 5, a linear motion guide 12z that operates the insulating sheet pressing plates 11a and 11b in the Z direction, and a linear power 13z.
  • insulators 6 a and 6 b are attached to both end surfaces of the split core 5 in the Z direction. And the insulation sheet 4 bent by the U shape is mounted
  • a portion along the side surface of the tooth portion 5 t is the tooth side surface insulating portion 4 t.
  • a portion that is bent and protrudes in the circumferential direction when the split core 5 is assembled to form a stator from the root of the tooth portion 5t on the yoke portion 5y side is the outer peripheral side insulating portion 4out.
  • the part which is bent and protrudes in the circumferential direction in the case where the split core 5 is assembled to form the stator from the inner peripheral side tip of the tooth part 5t is the inner peripheral side insulating part 4in.
  • the flyer unit 20 includes a flyer arm 21 that feeds an electric wire to the split core 5 and winds a coil, and a pusher 22 that fixes the inner peripheral side insulating portion 4 in of the insulating sheet 4 to the inner peripheral surface of the split core 5 (first insulation).
  • Sheet pressing portion a linear motion mechanism 23 that individually operates the flyer arm 21 and the pusher 22 in the X direction, and a rotation mechanism 24 that rotates the flyer arm 21.
  • the pusher 22 includes a sheet fixing portion 22k at the tip, and the sheet fixing portion 22k is rotatably attached to the main body of the pusher 22 via a bearing 22b. Since the seat fixing portion 22k is provided coaxially with the rotational axis of the flyer arm 21, the position of the seat fixing portion 22k does not change even if the flyer arm 21 rotates.
  • the split core 5 is fixed by gripping the outer peripheral edges of both end faces of the yoke portion 5y by grip plates 31a and 31b of the core fixing portion 30 from both sides in the Z direction. Furthermore, the core fixing part 30 is fixed so as not to move during winding of the coil by a fixing device (not shown).
  • the insulators 6a and 6b and the insulating sheet 4 are fixed by adhesion, but may be fixed by other methods such as welding.
  • FIG. 6 is a flowchart of the coil winding method according to the present embodiment.
  • the split cores 5 to which the insulators 6a and 6b and the insulating sheet 4 are attached are sandwiched and fixed from above and below by the grip plates 31a and 31b of the core fixing part 30 (step S001: split core fixing step). .
  • FIG. 7 is an enlarged perspective view of a main part of the winding device 100 after the pressing plate raising process.
  • the insulating sheet pressing plates 11a and 11b are moved upward (Z + direction) along the linear motion guide 12z, and the insulating sheet pressing plates 11a and 11b are located inside the outer peripheral insulating portion 4out of the insulating sheet 4.
  • it moves so that it may be arrange
  • FIG. 8 is an enlarged perspective view of a main part of the winding device 100 after the pressing plate moving process.
  • the insulation sheet pressing plates 11a and 11b are moved in the X + direction along the linear motion guide 12x, and the insulation sheet pressing plates 11a and 11b are arranged on the outer peripheral side of the inner peripheral insulating portion 4in of the insulating sheet 4.
  • the surface of the teeth it is moved in the X + direction (inner peripheral side of the split core 5) along the inner tip of the tooth portion 5t (step S003: pressing plate moving step).
  • the position of the insulating sheet pressing plates 11a and 11b in the X direction is a position slightly beyond the inner tip of the tooth portion 5t of the split core 5 to the X + side, and the inner peripheral insulating portion 4in is located on the tooth portion 5t. It is pushed and bent to the inner peripheral side beyond the position of the tip.
  • FIG. 9 is an enlarged perspective view of a main part of the winding device 100 after the insulating sheet folding step.
  • the insulating sheet pressing plate 11a is moved in the Y + direction along the linear guide 12y and the insulating sheet pressing plate 11b is moved in the Y-direction along the linear guide 12y by the linear motion power 13y. It moves so that 11b may mutually approach.
  • the tips of the insulating sheet pressing plates 11a and 11b on the tooth portion 5t side move along the inner peripheral surface of the tooth portion 5t, and the two inner peripheral insulating portions 4in are connected to the inner peripheral surface of the tooth portion 5t.
  • Fold up step S004: insulating sheet folding step).
  • FIG. 10 is an enlarged perspective view of a main part of the winding device 100 after the first insulating sheet fixing step.
  • the pusher 22 is moved in the direction of the core fixing portion 30 (X-direction) by the pusher 22, and the inner peripheral side insulating portion 4in folded by the insulating sheet pressing plates 11a and 11b in the insulating sheet folding step is turned into the tooth portion 5t.
  • the sheet fixing portion 22k of the pusher 22 is pressed and fixed toward the outer peripheral side of the split core 5 (step S005: first insulating sheet fixing step).
  • FIG. 11 is an enlarged perspective view of a main part of the winding device 100 after the insulating sheet pressing plate retracting step.
  • the insulating sheet pressing plates 11a and 11b are arranged in the Y- and Y + directions, respectively, and the distance between the insulating sheet pressing plate 11a and the insulating sheet pressing plate 11b is wider than the circumferential width of the inner end of the tooth portion 5t. Move to a degree.
  • the inner peripheral side insulating portion 4in is still fixed to the tooth portion 5t by the sheet fixing portion 22k of the pusher 22 (step S006: insulating sheet pressing plate retracting step).
  • FIG. 12 is an enlarged perspective view of a main part of the winding device 100 after the second insulating sheet fixing step.
  • the insulating sheet pressing plates 11a and 11b are arranged in the X-direction, and the insulating sheet pressing plates 11a and 11b are arranged so that the outer peripheral insulating portion 4out of the insulating sheet 4 and the circumferential side surface 5ys of the yoke portion 5y of the split core 5, respectively. Move until pressed. Thereby, the outer peripheral side insulating part 4out is fixed to the split core 5 (step S007: second insulating sheet fixing step).
  • FIG. 13 is an enlarged perspective view of a main part of the winding device 100 in the winding process.
  • the flyer arm 21 is rotated in the direction of arrow R in FIG. 12 by the rotation mechanism 24, and the electric wire 7 is wound around the tooth portion 5t of the split core 5 to form a coil (step S008: winding process).
  • the bearing 22b is provided between the main body of the pusher 22 and the seat fixing portion 22k, the seat fixing portion 22k does not rotate together with the flyer arm 21.
  • FIG. 14 is an enlarged perspective view of a main part of the winding device 100 in the final retracting process.
  • the insulating sheet pressing plates 11a and 11b are moved slightly in the X + direction, then moved in the Z ⁇ direction, and the pusher 22 is retracted to the original position to wind the coil around the split core 5.
  • step S009 final saving step.
  • the inner peripheral side insulating portion 4in of the folded insulating sheet 4 returns to its original shape even when it is naturally opened.
  • the outer peripheral side insulating portion 4out and the inner peripheral side insulating portion 4in of the insulating sheet 4 are securely fixed to the split core 5 and wound. Since the sagging, distortion, and wrinkle of the insulating sheet 4 can be suppressed by performing the wiring, the coil alignment and space factor can be improved. Further, since the insulating sheet 4 is not wound around the electric wire 7 supplied from the flyer arm 21 during coil winding, the coil winding defect rate can be greatly reduced.
  • FIG. 15 is an enlarged top view of a main part of the winding apparatus 200 according to the present embodiment.
  • the main parts of the insulating sheet pressing plates 211a and 211b, the core fixing part 30, and the sheet fixing part 22k of the pusher 22 are depicted.
  • a different part between the winding device 200 and the winding device 100 of the first embodiment is the shape of the insulating sheet pressing plates 211a and 211b.
  • the tips Sa and Sb of the insulating sheet pressing plates 211a and 211b on the split core 5 side are configured to be along the circumferential side surface 5ys of the split core 5.

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Manufacture Of Motors, Generators (AREA)
PCT/JP2016/070604 2016-07-12 2016-07-12 巻線装置、及びコイルの巻線方法 WO2018011900A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PCT/JP2016/070604 WO2018011900A1 (ja) 2016-07-12 2016-07-12 巻線装置、及びコイルの巻線方法
CN201680087200.2A CN109417339B (zh) 2016-07-12 2016-07-12 绕线装置及线圈的绕线方法
JP2018527298A JP6567188B2 (ja) 2016-07-12 2016-07-12 巻線装置、及びコイルの巻線方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2016/070604 WO2018011900A1 (ja) 2016-07-12 2016-07-12 巻線装置、及びコイルの巻線方法

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CN (1) CN109417339B (zh)
WO (1) WO2018011900A1 (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200121473A (ko) * 2019-04-16 2020-10-26 주식회사 레인보우로보틱스 스테이터 코일 권선 장치
CN111937274A (zh) * 2018-04-13 2020-11-13 三菱电机株式会社 旋转电机的定子、旋转电机及旋转电机的定子的制造方法
WO2020246054A1 (ja) * 2019-06-05 2020-12-10 三菱電機株式会社 巻線装置およびコイルの巻線方法

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JP2007014088A (ja) * 2005-06-29 2007-01-18 Mitsubishi Electric Corp 回転電機のステータ、回転電機、及び回転電機のステータの製造方法
JP2012239347A (ja) * 2011-05-13 2012-12-06 Mitsubishi Electric Corp 回転電機およびそれに用いられるステータの製造方法

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JP3327716B2 (ja) * 1995-01-20 2002-09-24 株式会社日立製作所 回転電機用ステータコイルの端末線処理方法及び装置
JP5030714B2 (ja) * 2007-09-07 2012-09-19 東芝キヤリア株式会社 集中巻固定子の巻線方法及び巻線装置
JP5109577B2 (ja) * 2007-10-24 2012-12-26 トヨタ自動車株式会社 回転電機および絶縁部材
JP4968032B2 (ja) * 2007-12-07 2012-07-04 三菱電機株式会社 コイル・ウェッジ挿入装置
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JP2007014088A (ja) * 2005-06-29 2007-01-18 Mitsubishi Electric Corp 回転電機のステータ、回転電機、及び回転電機のステータの製造方法
JP2012239347A (ja) * 2011-05-13 2012-12-06 Mitsubishi Electric Corp 回転電機およびそれに用いられるステータの製造方法

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111937274A (zh) * 2018-04-13 2020-11-13 三菱电机株式会社 旋转电机的定子、旋转电机及旋转电机的定子的制造方法
KR20200121473A (ko) * 2019-04-16 2020-10-26 주식회사 레인보우로보틱스 스테이터 코일 권선 장치
KR102235170B1 (ko) 2019-04-16 2021-04-02 주식회사 레인보우로보틱스 스테이터 코일 권선 장치
WO2020246054A1 (ja) * 2019-06-05 2020-12-10 三菱電機株式会社 巻線装置およびコイルの巻線方法
JPWO2020246054A1 (ja) * 2019-06-05 2021-11-04 三菱電機株式会社 巻線装置およびコイルの巻線方法および回転電機の製造方法
JP7134349B2 (ja) 2019-06-05 2022-09-09 三菱電機株式会社 巻線装置およびコイルの巻線方法および回転電機の製造方法

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JP6567188B2 (ja) 2019-08-28
CN109417339B (zh) 2020-07-28
JPWO2018011900A1 (ja) 2018-10-18
CN109417339A (zh) 2019-03-01

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