JPH0210664B2 - - Google Patents
Info
- Publication number
- JPH0210664B2 JPH0210664B2 JP56091399A JP9139981A JPH0210664B2 JP H0210664 B2 JPH0210664 B2 JP H0210664B2 JP 56091399 A JP56091399 A JP 56091399A JP 9139981 A JP9139981 A JP 9139981A JP H0210664 B2 JPH0210664 B2 JP H0210664B2
- Authority
- JP
- Japan
- Prior art keywords
- armature
- fully open
- pressing
- opening
- armature core
- 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.)
- Expired - Lifetime
Links
- 238000003825 pressing Methods 0.000 claims description 26
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 238000004804 winding Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 11
- 238000005520 cutting process Methods 0.000 claims description 4
- 238000009499 grossing Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 description 4
- 239000002966 varnish Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000016507 interphase Effects 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/48—Fastening of windings on the stator or rotor structure in slots
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は回転電機の電機製造方法に関するも
のであり、特に全閉もしくは半閉溝を備えた回転
電機の電機子製造方法に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a method for manufacturing a rotating electric machine, and particularly to a method for manufacturing an armature of a rotating electric machine having a fully closed or semi-closed groove.
第１図は従来の回転電機の電機子製造方法を説
明するための電機子の部分断面図である。第１図
において、電機子鉄心１には半閉溝２がプレス打
抜きによつて設けられている。電機子巻線３は相
間絶縁紙４を介して半閉溝２に施されている。絶
縁ワニス５は電機子巻線３が半閉溝２内に施され
た後に、半閉溝２内の空〓を充填するものであ
る。孔１０１は電機子鉄心１を回転軸（図示せ
ず）に取付けるためのものである。
FIG. 1 is a partial sectional view of an armature for explaining a conventional method for manufacturing an armature of a rotating electric machine. In FIG. 1, a semi-closed groove 2 is provided in an armature core 1 by press punching. The armature winding 3 is placed in the semi-closed groove 2 with interphase insulating paper 4 interposed therebetween. The insulating varnish 5 is used to fill the void in the semi-closed groove 2 after the armature winding 3 is applied inside the semi-closed groove 2. Hole 101 is for attaching armature core 1 to a rotating shaft (not shown).
次に従来の製造方法を説明する。まず、電機子
巻線３を相間絶縁紙４を介して半閉溝２内に施
し、次に絶縁ワニス５を施して半閉溝２内の空〓
を埋めている。 Next, a conventional manufacturing method will be explained. First, the armature winding 3 is placed in the semi-closed groove 2 via the interphase insulating paper 4, and then the insulating varnish 5 is applied to fill the air in the semi-closed groove 2.
is filling in.
しかしながら上記従来の製造方法では、半閉溝
２であるため、電機子巻線３が複数回巻きの場合
には、巻線工程が複雑となり巻線が不可能となる
場合があつた。 However, in the above-mentioned conventional manufacturing method, since the semi-closed groove 2 is used, if the armature winding 3 is wound multiple times, the winding process becomes complicated and winding may become impossible.
このような欠点を改良するために、従来におい
ては、例えば特開昭52−9805号公報に示されるよ
うに、電機子鉄心の外周表面の全開溝の相互間
に、全開溝に並行した突起を予め設け、この突起
を折り曲げて開溝を塞ぐものが提供されていた。 In order to improve these drawbacks, conventionally, as shown in Japanese Patent Application Laid-Open No. 52-9805, protrusions parallel to the fully open grooves are formed between the fully open grooves on the outer peripheral surface of the armature core. There has been provided a device that is provided in advance and that the protrusion is bent to close the open groove.
従来の電機子製造方法は、上記のようにして電
機子を製造するため、突起を折り曲げても特開昭
52−9805号公報の第４図に示すように、開溝を奇
麗に塞ぐようには折り曲げられず、奇麗に折り曲
げるためには、突起を左右両方向から押圧しなけ
ればならず、この押圧のときに電機子鉄心が回転
するのを止めるため強く支持せねばならないな
ど、工程が煩雑となる問題点があつた。
In the conventional armature manufacturing method, the armature is manufactured as described above, so even if the protrusions are bent, the
As shown in Figure 4 of Publication No. 52-9805, the protrusion cannot be bent to neatly close the open groove, and in order to neatly bend the protrusion, the protrusion must be pressed from both left and right directions. However, the process was complicated, as the armature core had to be strongly supported to stop it from rotating.
この発明に係る回転電機の電機子製造方法は、
電機子鉄心の全開溝内に電機子巻線を施す第１の
工程と、前記全開溝相互間の電機子鉄心の外周表
面を、押圧面の中央部が深く側端面になるほど浅
く山形の凹状に形成された第１の押圧治具によつ
て、電機子の軸に向う方向に打撃し、前記全開溝
と並行して凹凸部を形成し、こうして前記全開溝
の開口部を押圧狭小化変形させる第２の工程と、
押圧狭小化変形された前記開口部を、押圧面が平
面に形成された第２の押圧治具によつて、前記開
口部を全閉もしくは半閉する第３の工程と、前記
電機子鉄心の外周表面を切削して平滑にする第４
の工程とを具備する。
The method for manufacturing an armature of a rotating electrical machine according to the present invention includes:
A first step of applying armature windings in the fully open grooves of the armature core, and forming the outer circumferential surface of the armature core between the fully open grooves into a concave shape with a mountain-shaped concave shape that becomes deeper in the center of the pressing surface and shallower toward the side end faces. The formed first pressing jig hits the armature in a direction toward the axis of the armature to form an uneven portion in parallel with the fully open groove, thus pressing and deforming the opening of the fully open groove to narrow it. a second step;
a third step of fully closing or partially closing the opening, which has been narrowed and deformed by pressing, using a second pressing jig having a flat pressing surface; Fourth step: cutting and smoothing the outer peripheral surface
The process includes the following steps.
この発明の回転電機の電機子製造方法は、電機
子鉄心の全開溝内に電機子巻線を施した後、前記
全開溝相互間の電機子鉄心の外周表面を、押圧面
の中央部が深く側端面になるほど浅く山形の凹状
に形成された押圧治具によつて、前記全開溝と並
行して凹凸部を形成し、前記全開溝の開口部を押
圧狭小化変形させ、その後、押圧狭小化変形され
た前記開口部を、押圧面が平面に形成された押圧
治具によつて、前記開口部を全閉もしくは半閉
し、さらにその後、前記電機子鉄心の外周表面を
切削して平滑にして開溝部外端が閉鎖される。
In the method for manufacturing an armature of a rotating electric machine of the present invention, after the armature winding is provided in the fully open grooves of the armature core, the outer circumferential surface of the armature core between the fully open grooves is Using a pressing jig formed in a chevron-shaped concave shape that becomes shallower toward the side end surface, an uneven portion is formed in parallel with the fully open groove, the opening of the fully open groove is deformed by pressing to narrow it, and then the opening is pressed to narrow it. The deformed opening is fully or partially closed using a pressing jig having a flat pressing surface, and then the outer peripheral surface of the armature core is cut to make it smooth. The outer end of the open groove is closed.
以下この発明の一実施例を図について説明す
る。
An embodiment of the present invention will be described below with reference to the drawings.
第２図ａないし第２図ｆはこの発明に係る回転
電機の電機子製造方法の一実施例を説明するため
の電機子の部分側断面図である。図中第１図と同
一部分には同一符号を付している。次にこの発明
の製造方法を説明する。まず第２図ａに示すよう
に電機子鉄心１に全開溝２′をプレス打抜きによ
つて設ける。次に第２図ｂに示すように全開溝
２′内に電機子巻線３を相間絶縁紙４を介して施
す。続いて第２図ｃに示すように押圧面が斜面に
形成された押圧治具６を用いて、開口部１０２を
押圧して狭小変形させる。続いて第２図ｄに示す
ように押圧面が平面もしくは凹面に形成された押
圧治具７を用いて開口部１０２を押圧して、第２
図ｅに示すように開口部１０２を全閉もしくは半
閉する。続いて第２図ｆに示すように切削工具８
を用いた電機子鉄心１の外周表面を切削して、外
周表面を滑らかにする。 FIGS. 2a to 2f are partial side sectional views of an armature for explaining an embodiment of the method for manufacturing an armature of a rotating electric machine according to the present invention. In the figure, the same parts as in FIG. 1 are given the same reference numerals. Next, the manufacturing method of this invention will be explained. First, as shown in FIG. 2a, a fully open groove 2' is formed in the armature core 1 by press punching. Next, as shown in FIG. 2b, the armature winding 3 is placed in the fully open groove 2' with interphase insulating paper 4 interposed therebetween. Subsequently, as shown in FIG. 2c, the opening 102 is pressed and deformed into a narrow shape using a pressing jig 6 whose pressing surface is formed into an inclined surface. Next, as shown in FIG. 2d, the opening 102 is pressed using the pressing jig 7 whose pressing surface is flat or concave.
The opening 102 is fully or partially closed as shown in Figure e. Then, as shown in FIG. 2 f, the cutting tool 8
The outer circumferential surface of the armature core 1 is cut to make the outer circumferential surface smooth.
なお、上記実施例では、全開溝２′内へのワニ
ス含浸処理については特に述べなかつたが、エポ
キシワニスの含浸またはパウダーコートにより全
開溝２′内の絶縁を施してもよい。 Incidentally, in the above-mentioned embodiment, no particular mention was made of the process of impregnating the inside of the fully open groove 2' with varnish, but the inside of the fully open groove 2' may be insulated by impregnation with epoxy varnish or powder coating.
この発明は、電機子鉄心の全開溝内に電機子巻
線を施した後、前記全開溝相互間の電機子鉄心の
外周表面を、押圧面の中央部が深く側端面になる
ほど浅く山形の凹状に形成された第１の押圧治具
によつて、前記全開溝と並行して凹凸部を形成
し、前記全開溝の開口部を押圧狭小化変形させ、
その後、押圧狭小化変形された前記開口部を、押
圧面が平面に形成された第２の押圧治具によつ
て、前記開口部を全閉もしくは半閉し、されにそ
の後、前記電機子鉄心の外周表面を切削して平滑
にしているため、加工に特殊な技術が不要であ
り、電機子巻線を容易に全開溝内に施すことがで
き、かつ、開口部を全閉とすることにより、耐過
回転特性並びに電気特性によい回転電機の電機子
を得ることができる効果がある。
In this invention, after the armature winding is provided in the fully open grooves of the armature core, the outer circumferential surface of the armature core between the fully open grooves is formed into a concave shape with a chevron shape that becomes shallower as the central part of the pressing surface becomes deeper and the side end faces become deeper. forming an uneven portion in parallel with the fully open groove using a first pressing jig formed in the groove, pressing and deforming the opening of the fully open groove to narrow it;
Thereafter, the opening, which has been narrowed and deformed by pressing, is fully closed or partially closed by a second pressing jig whose pressing surface is formed into a flat surface, and then the armature core The outer peripheral surface of the groove is cut to make it smooth, so no special technology is required for machining, and the armature winding can be easily installed in the fully open groove. This has the effect of making it possible to obtain an armature for a rotating electrical machine with good over-rotation resistance and electrical properties.
第１図は従来の回転電機の電機子製造方法を説
明するための電機子の部分側断面図である。第２
図ａないし第２図ｆはこの発明に係る回転電機の
電機子製造方法の一実施例を説明するための電機
子の部分側断面図である。
図において、各図中同一部分は同一符号を付し
ており、１は電機子鉄心、１０２は開口部、２′
は全開溝、３は電機子巻線、６，７は押圧治具、
８は切削工具、９はフライスカツタ、である。
FIG. 1 is a partial side sectional view of an armature for explaining a conventional method for manufacturing an armature of a rotating electric machine. Second
Figures a through 2f are partial side sectional views of an armature for explaining an embodiment of the method for manufacturing an armature of a rotating electric machine according to the present invention. In the figures, the same parts in each figure are given the same symbols, 1 is the armature core, 102 is the opening, 2'
is a fully open groove, 3 is an armature winding, 6 and 7 are pressing jigs,
8 is a cutting tool, and 9 is a milling cutter.
Claims (1)
１の工程と、 前記全開溝相互間の電機子鉄心の外周表面を、
押圧面の中央部が深く側端面になるほど浅く山形
の凹状に形成された第１の押圧治具によつて、前
記全開溝と並行して凹凸部を形成し、前記全開溝
の開口部を押圧狭小化変形させる第２の工程と、 押圧狭小化変形された前記開口部を、押圧面が
平面に形成された第２の押圧治具によつて、前記
開口部を全閉もしくは半閉する第３の工程と、 前記電機子鉄心の外周表面を切削して平滑にす
る第４の工程と、 を具備することを特徴とする回転電機の電機子製
造方法。[Scope of Claims] 1. A first step of applying armature windings in the fully open grooves of the armature core, and forming an outer circumferential surface of the armature core between the fully open grooves,
A first pressing jig is formed in a chevron-shaped concave shape, with the central part of the pressing surface becoming deeper and becoming shallower toward the side end faces, to form an uneven part in parallel with the fully open groove, and pressing the opening of the fully open groove. a second step of narrowing and deforming the opening; and a second step of fully closing or partially closing the opening, which has been pressed and narrowed, using a second pressing jig whose pressing surface is formed into a flat surface. A method for manufacturing an armature for a rotating electrical machine, comprising: step 3; and a fourth step of cutting and smoothing the outer circumferential surface of the armature core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9139981A JPS57206244A (en) | 1981-06-11 | 1981-06-11 | Manufacture of armature for rotary electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9139981A JPS57206244A (en) | 1981-06-11 | 1981-06-11 | Manufacture of armature for rotary electric machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57206244A JPS57206244A (en) | 1982-12-17 |
| JPH0210664B2 true JPH0210664B2 (en) | 1990-03-09 |
Family
ID=14025297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9139981A Granted JPS57206244A (en) | 1981-06-11 | 1981-06-11 | Manufacture of armature for rotary electric machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57206244A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2708398B1 (en) * | 1993-07-26 | 1995-09-08 | Valeo Equip Electr Moteur | Method for crimping conductors in open slots of an armature of a rotating electrical machine, and electrical machine comprising an armature produced according to the method. |
| FR2721769B1 (en) * | 1994-06-22 | 1996-07-26 | Valeo Equip Electr Moteur | Method for crimping conductors in open slots of an armature of a rotating electric machine and electric machine, in particular a motor vehicle starter, comprising an armature according to the method. |
| US6882077B2 (en) | 2002-12-19 | 2005-04-19 | Visteon Global Technologies, Inc. | Stator winding having cascaded end loops |
| FR2900773B1 (en) * | 2006-05-02 | 2008-11-14 | Valeo Equip Electr Moteur | METHOD FOR MOUNTING A WINDING OF A STATOR WINDING IN A PACK OF SHEETS |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS529805A (en) * | 1975-07-11 | 1977-01-25 | Nippon Denso Co Ltd | Manufacturing method of armature for small rotary machine |
-
1981
- 1981-06-11 JP JP9139981A patent/JPS57206244A/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS529805A (en) * | 1975-07-11 | 1977-01-25 | Nippon Denso Co Ltd | Manufacturing method of armature for small rotary machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57206244A (en) | 1982-12-17 |
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