JPS6098852A - Dropping and impregnating method of insulating varnish of coil for electric apparatus - Google Patents
Dropping and impregnating method of insulating varnish of coil for electric apparatusInfo
- Publication number
- JPS6098852A JPS6098852A JP20719083A JP20719083A JPS6098852A JP S6098852 A JPS6098852 A JP S6098852A JP 20719083 A JP20719083 A JP 20719083A JP 20719083 A JP20719083 A JP 20719083A JP S6098852 A JPS6098852 A JP S6098852A
- Authority
- JP
- Japan
- Prior art keywords
- coil
- insulating varnish
- winding
- jig
- varnish
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Classifications
-
- 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
- H02K15/12—Impregnating, heating or drying of windings, stators, rotors or machines
Abstract
Description
【発明の詳細な説明】
しＱ明の技術分野］
本発明は電気機器コイルに絶縁ワニスを滴下含浸させる
方法に関する。DETAILED DESCRIPTION OF THE INVENTION Technical Field of the Invention The present invention relates to a method for drip-impregnating an electrical equipment coil with an insulating varnish.
［発明の技術的背景］
近年、生産性向上の趣旨に沿って、電気機器の絶縁処理
においても簡易化、自動化、省力化および無公害化が盛
んに進められており、新しい絶縁処理方法の一つとして
絶縁ワニスの滴下含浸り法が実用化されている。[Technical Background of the Invention] In recent years, in line with the purpose of improving productivity, simplification, automation, labor saving, and pollution-free insulation processing of electrical equipment has been actively promoted, and one of the new insulation processing methods is One method that has been put into practical use is drip impregnation with insulating varnish.
この方法は、電動機のステーターコイルやローターコイ
ルのような電気機器コイルを予熱し、これを自転させな
からぞの、〕イル１ンドに無溶剤型絶縁ワニスを適量ず
つ滴下させて毛細管作用で巻線空間に隙間なく浸透含浸
させた後、硬化させる方法であり、以下に示ｔ Ｊ：う
な種々の長所を右している。This method involves preheating an electrical equipment coil such as the stator coil or rotor coil of an electric motor, and then dropping an appropriate amount of solvent-free insulating varnish onto the illuminant, which is not rotated, and winding it by capillary action. This is a method of permeating and impregnating the line space without any gaps and then curing it, and it has various advantages as shown below.
すなわち、 （１）処理に要する１時間が極めで短い。That is, (1) One hour required for processing is extremely short.
（２）樹脂の無駄が少なく、再使用する必要がない。(2) There is little waste of resin and there is no need to reuse it.
（３）可燃性熱気やガスの発生が極めて少ない。(3) Very little flammable hot air or gas is generated.
（４）鉄心等に絶縁ワニスが付着しないので除去作業が
不要である。(4) Since the insulating varnish does not adhere to the iron core, removal work is not necessary.
（５）コイルバランスがとり易い。(5) Coil balance is easy to maintain.
（６）作業に要するスペースが少なくて済む。−（７）
動力費や燃料費を節約Ｊることができる。(6) Less space is required for work. -(7)
Power costs and fuel costs can be saved.
等の多くの利点をイｊＬ’Ｕいる。It has many advantages such as:
［背景技術の問題点〕
しかしながら、この方法によりステーターコイルの滴下
含浸を行な、う場合には、コイルにリード線やヂャツキ
ング治具が取着されているため、これらが取付けられた
側のコイルエンドには絶縁ワニスを直接滴下することが
できず、この部分の巻線間に絶縁ワニスが浸透含浸し難
いという問題があった。[Problems with the background art] However, when the stator coil is drip-impregnated using this method, lead wires and a jacking jig are attached to the coil, so the coil on the side where these are attached is There was a problem in that the insulating varnish could not be directly dripped onto the end, and it was difficult for the insulating varnish to penetrate and impregnate between the windings in this part.
狛にコイルを描成覆る巻線が太い場合には、この傾向が
顕若に現れ、コイル成形時の傷等を絶縁ワニスにＪ：リ
カバーすることはほとんど不可能でδリ つ ｌこ 。When the windings covering the coil are thick, this tendency becomes more apparent, and it is almost impossible to use insulating varnish to recover scratches from forming the coil.
また、ローターコイルのうち自動車用スターターのロー
ターコイルに絶縁ワニスを滴下含浸する場合にも、従来
の方法では反コンミュテーター側の内側巻線間に絶縁ワ
ニスが浸透し難いとし１う問題があった。従って、コイ
ルの使用中この部分にカーボンかづ゛や埃が溜り易く、
メグ低下や耐圧不良を引き起こす原因になつ−Ｃいた。Furthermore, when insulating varnish is dripped and impregnated into the rotor coil of an automobile starter among the rotor coils, there is a problem with the conventional method as it is difficult for the insulating varnish to penetrate between the inner windings on the anti-commutator side. Ta. Therefore, carbon dirt and dust tend to accumulate in this area while the coil is in use.
-C causes a drop in Meg and a poor withstand voltage.
［発明の目的コ
本発明はこれらの問題を解決するためになされたもので
、電気１次器コイルの巻線部全体に隙間なく絶縁ワニス
を浸透ざぜ、巻線部内周面上にも絶縁ワニス塗膜を形成
づることのＣぎる絶縁ワニス滴下含浸方法を提供りるこ
とを目的とりる。[Purpose of the Invention] The present invention has been made to solve these problems, and the insulating varnish is permeated throughout the winding portion of the electric primary coil without any gaps, and the insulating varnish is also applied on the inner peripheral surface of the winding portion. It is an object of the present invention to provide a method for drip-impregnating an insulating varnish by forming a coating film.
［発明の概要］
すなわら本発明の゛市気礪器」イルの絶縁ワニス滴下含
浸方法は、予熱された電気機器コイルの円筒状巻線部の
中火空隙部を回転体に軸装し回転さ゛せつつそのコイル
１ントに絶縁ワニスを滴下して巻線間に前記絶縁ワニス
を浸透含浸さゼるにあたり、前記電気機器コイルの円筒
状巻線部と回転体間に、フッ素系樹脂からなる円１０状
部拐を介挿させることを特徴としＣいる。[Summary of the Invention] In other words, the method of dripping and impregnating an insulating varnish for a "commercial appliance" coil according to the present invention involves mounting a medium-heat gap in a cylindrical winding part of a preheated electrical equipment coil on a rotating body. While rotating, an insulating varnish is dripped onto the coil to penetrate and impregnate the insulating varnish between the windings, and between the cylindrical winding part of the electric equipment coil and the rotating body, a fluorine-based resin is applied. It is characterized by interposing a circular 10-shaped section.
［発明の実施例コ
以下本発明の詳細を図面に示す一実施例について説明す
る。[Embodiment of the Invention] The details of the present invention will be described below with reference to an embodiment shown in the drawings.
第１図はステーターコイルに絶縁ワニスを滴下含浸させ
る本発明の実施例を示？ｌ縦断面図ひある。FIG. 1 shows an embodiment of the present invention in which a stator coil is impregnated with insulating varnish dropwise. There is a vertical cross-sectional view.
図において、符号１１よ予熱されたステーターコイルを
示し、この巻線部２の一端にはリード線３が取右されて
いる。また、このステーターコイル１の鉄心４の中空内
部には軸方向に金属製ヂ１！ツク５が挿嵌されている。In the figure, a preheated stator coil 11 is shown, and a lead wire 3 is attached to one end of this winding portion 2. Also, inside the hollow interior of the iron core 4 of this stator coil 1, there is a metal ridge 1 in the axial direction. The hook 5 is inserted.
鉄心４内周面は金属製ヂ１７ツク５の爪部６に係着され
ており、ステータ−コイル１全体は金属製チャック５の
回転に追従して矢印の方向に自転している。The inner peripheral surface of the iron core 4 is engaged with a claw portion 6 of a metal chuck 5, and the entire stator coil 1 rotates in the direction of the arrow following the rotation of the metal chuck 5.
また金属製チャック５の爪部６の周りには、巻線部２の
内径どほぼ等しい外径を有する有底円筒状のテフロン製
治ニジ７が装着されており、このテフロン製油！１７も
金属製チャック５の回転に追従し゛Ｃステーターコイル
１と同一の方向に同速度で自転している。ざらにステー
ターコイル１のコイルエンドのうち所定の３個所の上方
には、それぞれ滴下ノズル８が設置され、これから絶縁
ワニス９が３ａ（Ｍずつコイルエンドに滴下されている
。Further, a Teflon jig 7 in the shape of a bottomed cylinder having an outer diameter approximately equal to the inner diameter of the winding portion 2 is attached around the claw portion 6 of the metal chuck 5. 17 also follows the rotation of the metal chuck 5 and rotates in the same direction and at the same speed as the C stator coil 1. Dripping nozzles 8 are installed above three predetermined coil ends of the stator coil 1, and insulating varnish 9 is dripped 3a (M) onto the coil ends.
次に第２図に示Ｊ別の実施例について説明覆る。Next, another embodiment shown in FIG. 2 will be explained.
図において、符号１０は予熱されたステーターローター
コイルを示し°Ｃおり、このステーターローターコイル
１０の円筒状巻線部の中央空隙部にはシ１シフト１１が
軸装され、シャフト１１の両端を軸支１゛る支持駆動体
１２により矢印の方向に自転されている。In the figure, reference numeral 10 indicates a preheated stator rotor coil. A shifter 11 is installed in the central gap of the cylindrical winding portion of the stator rotor coil 10, and both ends of the shaft 11 are It is rotated in the direction of the arrow by a supporting drive body 12 having a support 1.
また、このローター＝」イル１０の反コンミュアーター
側の巻線部１３の中央空隙部には、巻線部１３の内径と
ばぽ笠しい外径を右する右底円ｆ１状のテフロン製冶具
１４が同軸的に挿嵌されている。In addition, in the central gap of the winding part 13 on the side opposite to the commuator of the rotor 10, there is a Teflon material with a right bottom circle f1, which has the inner diameter of the winding part 13 and the outer diameter of the winding part 13. A jig 14 is inserted coaxially.
このテフロン製治具１４はシャフト１１の外周面に係着
され、シャツ（・１１の回転に従いローターコイルは同
方向に同速度で自転する。ざらに巻線部１３のコイルエ
ンド」−力には滴下ノズル１５が設置され、絶縁ワニス
１Ｇが適ｍずつコイルエンドに滴下される。なＪ３第２
図中符号１７は鉄心を示す。This Teflon jig 14 is attached to the outer peripheral surface of the shaft 11, and as the shirt (11) rotates, the rotor coil rotates in the same direction and at the same speed. A dripping nozzle 15 is installed, and 1G of insulating varnish is dripped onto the coil end in appropriate m increments.
Reference numeral 17 in the figure indicates an iron core.
以上のように構成される実施例においては、いずれもコ
イルの巻線部２．１３内周而とテフ［１ン製治具７．１
４外周面との間に毛細管作用により滴下された絶縁ワニ
ス９．１６が十分に浸透含浸されることになる。まｌこ
、冶具７．１４が剥離性と摺動性に優れたフッ素系樹脂
で構成されているので、扱き取る際に巻線部２．１３に
傷を付けることがなく、付着ワニスの除去も簡単である
。In each of the embodiments configured as described above, the inner periphery of the coil winding portion 2.13 and the Teflon jig 7.1 are connected.
4. The insulating varnish 9.16 dropped by capillary action between the outer peripheral surface and the outer peripheral surface is sufficiently penetrated and impregnated. Since the jig 7.14 is made of fluororesin with excellent peelability and sliding properties, it does not damage the winding part 2.13 when handling it, and removes adhering varnish. is also easy.
また、第１図に示す実施例においては、金属製ヂレック
５の爪部６にその外周面を囲むようにテフロン装冶貝７
が取谷されているので、この爪部６かコイルエンド等に
接触して巻線表面に傷を付１プることもない。In addition, in the embodiment shown in FIG.
Since the claws 6 are rounded, there is no chance that the claws 6 will come into contact with the coil ends or the like and damage the winding surface.
ざらに第２図に示す実施例においては、テフ月ン製冶具
１４がシャツ１へ１１の外側を覆うように取名凸れてい
るので、滴下絶縁ワニス１６によるシトフト１１の汚れ
を防止することができるという利点がある。In the embodiment roughly shown in FIG. 2, the Teflon jig 14 is protruded from the shirt 1 so as to cover the outside of the shirt 11, so that it is possible to prevent the shirt 11 from being soiled by the dripping insulating varnish 16. It has the advantage of being able to
「発明の効果」
以上説明しｌこように本発明によれば、電気機器コイル
の巻線部全体に十分に絶縁ワニスを浸透含浸させること
ができ、滴下含浸方法による絶縁処理の信頼性を一段と
向上させることがＣきる。"Effects of the Invention" As explained above, according to the present invention, the entire winding portion of an electrical equipment coil can be sufficiently penetrated and impregnated with insulating varnish, further improving the reliability of insulation treatment by the drip impregnation method. It can be improved.
第１図は本発明の一実施例の縦断面図、第２図は別の実
施例の縦断面図である。
１・・・・・・・・・・・・スーｊ−ターコイル３・・
・・・・・・・・・・リード線
５・・・・・・・・・・・・金属製チ１ｒツク７．１４
・・・デフ１１ン製冶具
８．１５・・・滴小ノズル
１０・・・・・・・・・・・・ステーターローターコイ
ル１１・・・・・・・・・・・・シャフ１〜代理人弁即
士 煩 山 佐 −FIG. 1 is a longitudinal cross-sectional view of one embodiment of the present invention, and FIG. 2 is a longitudinal cross-sectional view of another embodiment. １・・・・・・・・・・Suite J-Turcoil 3・・・・
・・・・・・・・・Lead wire 5・・・・・・・・・Metal tip 7.14
...Differential 11 Jig 8.15 ... Small droplet nozzle 10 ... Stator rotor coil 11 ... ... Shaf 1~Substitute Hiro Yamasa −
Claims (1)
空隙部を回転体に軸装し回転させつつそのコイルエンド
に絶縁ワニスを滴下して＠ＦＡＩ８１１に前記絶縁ワニ
スを浸透含浸さぜるにあたり、前記電気機器コイルの円
筒状巻線部と回転体間に、フッ素系４ｆｉｌ脂からなる
円筒状部材を介挿させることを特徴とする電気機器コイ
ルの絶縁ワニス滴下含浸方法。(1) Mount the center gap of the cylindrical winding part of the preheated electrical equipment coil on a rotating body, and while rotating, drip insulating varnish onto the end of the coil to permeate and impregnate @FAI811 with the insulating varnish. A method for dripping and impregnating an electrical equipment coil with an insulating varnish, comprising inserting a cylindrical member made of fluorine-based 4fil resin between the cylindrical winding portion of the electrical equipment coil and the rotating body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20719083A JPS6098852A (en) | 1983-11-04 | 1983-11-04 | Dropping and impregnating method of insulating varnish of coil for electric apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20719083A JPS6098852A (en) | 1983-11-04 | 1983-11-04 | Dropping and impregnating method of insulating varnish of coil for electric apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6098852A true JPS6098852A (en) | 1985-06-01 |
| JPH0520984B2 JPH0520984B2 (en) | 1993-03-23 |
Family
ID=16535736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20719083A Granted JPS6098852A (en) | 1983-11-04 | 1983-11-04 | Dropping and impregnating method of insulating varnish of coil for electric apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6098852A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004098028A1 (en) * | 2003-04-28 | 2004-11-11 | Mitsubishi Denki Kabushiki Kaisha | Process for producing stator of dynamo-electric machine |
| CN103701279A (en) * | 2014-01-03 | 2014-04-02 | 株洲湘火炬火花塞有限责任公司 | Automobile generator stator winding dropping paint and dipping paint method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6263942B2 (en) * | 2013-10-08 | 2018-01-24 | 日産自動車株式会社 | Varnish impregnation device for stator coil |
| JP6225624B2 (en) * | 2013-10-09 | 2017-11-08 | 日産自動車株式会社 | Varnish infiltration device for stator coil |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57122178U (en) * | 1981-01-21 | 1982-07-29 |
-
1983
- 1983-11-04 JP JP20719083A patent/JPS6098852A/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57122178U (en) * | 1981-01-21 | 1982-07-29 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004098028A1 (en) * | 2003-04-28 | 2004-11-11 | Mitsubishi Denki Kabushiki Kaisha | Process for producing stator of dynamo-electric machine |
| CN1312830C (en) * | 2003-04-28 | 2007-04-25 | 三菱电机株式会社 | Method for manufacturing stator of rotary motor |
| US7284312B2 (en) | 2003-04-28 | 2007-10-23 | Mitsubishi Denki Kabushiki Kaisha | Method for manufacturing a dynamoelectric stator |
| CN103701279A (en) * | 2014-01-03 | 2014-04-02 | 株洲湘火炬火花塞有限责任公司 | Automobile generator stator winding dropping paint and dipping paint method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0520984B2 (en) | 1993-03-23 |
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