JPS63213433A - Rotary machine core - Google Patents
Rotary machine coreInfo
- Publication number
- JPS63213433A JPS63213433A JP4716887A JP4716887A JPS63213433A JP S63213433 A JPS63213433 A JP S63213433A JP 4716887 A JP4716887 A JP 4716887A JP 4716887 A JP4716887 A JP 4716887A JP S63213433 A JPS63213433 A JP S63213433A
- Authority
- JP
- Japan
- Prior art keywords
- caulking
- core
- laminated core
- laminated
- protrusions
- 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.)
- Pending
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 13
- 239000010959 steel Substances 0.000 abstract description 13
- 238000004080 punching Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 3
- 238000003475 lamination Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は、積層コアーの板厚偏差により生じる積層鉄
心の傾きを防ぐ回転機鉄心に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a rotating machine core that prevents tilting of a laminated core caused by thickness deviation of the laminated core.
第５図は、従来の回転機鉄心の板厚偏差を有する積層コ
アーを積層して構成された回転機鉄心の平面図である。FIG. 5 is a plan view of a conventional rotating machine core constructed by laminating laminated cores having thickness deviations.
第５図において、（１）は回転機鉄心、（２）は回転機
鉄心（１）を構成する積層コアー、σ）は積層コアー（
２）の板厚偏差（△ｔ）の累積により生じた回転機鉄心
（１）の傾きである。In Fig. 5, (1) is the rotating machine core, (2) is the laminated core that constitutes the rotating machine core (1), and σ is the laminated core (
2) is the inclination of the rotating machine core (1) caused by the accumulation of the plate thickness deviation (Δt).
第６図は、回転機鉄心（１）を構成する積層コアー（２
）の打抜き工程を示す平面図であり、（３）は帯状鋼板
である。Figure 6 shows the laminated core (2) constituting the rotating machine core (1).
) is a plan view showing the punching process, and (3) is a strip steel plate.
第６図において、（３）は積層コアー（２）を順次打抜
きする帯状鋼板、（４）は帯状鋼板（３）を〔Ａ〕の方
向に送る時に、この帯状鋼板（３）が所要寸法で正確に
次の核工程にかかるようにするために設けられたパイロ
ット穴、（５）はスロット穴、（６）は積層コアーの内
径、（７）は積層コアー（２）のカシメ穴、（８）はカ
シメ突起、（９）は積層コアーの外径である。In Fig. 6, (3) is a steel strip from which laminated cores (2) are punched out one after another, and (4) is a steel strip (3) with the required dimensions when the steel strip (3) is sent in the direction [A]. A pilot hole provided to ensure that the next core process is carried out accurately, (5) is a slot hole, (6) is the inner diameter of the laminated core, (7) is a caulking hole in the laminated core (2), (8) ) is the caulking projection, and (9) is the outer diameter of the laminated core.
次に、動作について説明する。Next, the operation will be explained.
まず、帯状鋼板（３）を矢印（Ａ）方向にパイロット穴
（４）をパイロットで位置決めして、間欠的に送り、ス
ロット穴（５）と積層コアーの内径（６）の打抜きを行
う。First, the strip steel plate (3) is positioned in the direction of the arrow (A) with the pilot hole (4) and fed intermittently to punch out the slot hole (5) and the inner diameter (6) of the laminated core.
次に、カシメ穴（７）の打抜きと、カシメ突起（８）の
形成を順次行う。Next, punching of the caulking hole (7) and formation of the caulking projection (8) are performed in sequence.
尚、カシメ穴（７）は回転機鉄心（１）をカシメ穴（７
）とカシメ突起（８）とを加圧嵌合して積層固着する際
、相隣接して積層される固定子鉄心（１）を分離させる
ためのものであり、このカシメ穴（７）の打抜きは、相
隣接する固定子鉄心（１）の分離面に相当する積層コア
ー（２）にのみ、第４図に示すような板カム（１のを駆
動装置で作動させることにより回転機鉄心（１）の分離
用カシメ穴（７）を打抜きするパンチ（ＩＩ）を打抜き
可能な刃物出代まで、移動させて打抜きを行う。In addition, the caulking hole (7) is the caulking hole (7) for rotating machine iron core (1).
) and caulking protrusions (8) are press-fitted and laminated and fixed, this is to separate the stator cores (1) that are stacked adjacent to each other, and the punching of this caulking hole (7) The rotary machine core (1) is operated by a drive device to drive a plate cam (1) as shown in FIG. ) The punch (II) for punching out the separation caulking hole (7) is moved to the protrusion of the blade that allows punching, and punching is performed.
又、カシメ穴（７ａ）は、カシメ突起（８）の成形と同
時に成形する。Further, the caulking hole (7a) is formed at the same time as the caulking protrusion (8) is formed.
最終工程では、積層コアー（２）の外径（９）の打抜き
を行うが積層コアー（２）に形成したカシメ穴（７）に
、カシメ突起（８）を嵌合圧入して回転機鉄心（１）を
構成する。In the final process, the outer diameter (9) of the laminated core (2) is punched out, and the caulking protrusion (8) is fitted and press-fitted into the caulking hole (7) formed in the laminated core (2), and the rotating machine core ( 1).
従来の回転機鉄心（１）は、以上のように構成されてい
るので、積層コアー（２）を打抜きする帯状鋼板（３）
に鋼板圧延時の板厚偏差があると、積層した回転機鉄心
が、第５図に示すように傾いて積層されることになる問
題点があった。Since the conventional rotating machine core (1) is configured as described above, the strip steel plate (3) from which the laminated core (2) is punched is
If there is a thickness deviation during rolling of the steel sheets, there is a problem in that the laminated rotating machine cores are stacked at an angle as shown in FIG.
この発明は、上記のような問題点を解消するためになさ
れたもので、積層固着して積層コアーの板厚偏差による
傾きのない回転機鉄心を得ることを目的としている。This invention was made to solve the above-mentioned problems, and aims to obtain a rotating machine iron core that is laminated and fixed and is free from inclination due to thickness deviation of the laminated core.
この発明による回転機鉄心は、カシメ穴とカシメ突起を
相隣接するように所定角度或いは、所定間隔で所要個数
だけ配設し、上記カシメ穴に積層コアーのカシメ突起を
嵌合圧入するため、順次積層コアーを所定角度或いは、
所定間隔づつ回転して積層するようにしたものである。In the rotating machine core according to the present invention, the required number of caulking holes and caulking protrusions are arranged adjacent to each other at a predetermined angle or at a predetermined interval, and the caulking protrusions of the laminated core are fitted and press-fitted into the caulking holes, so that the caulking protrusions of the laminated core are fitted and press-fitted one after another. Laminated core at a predetermined angle or
They are arranged so that they are rotated and stacked at predetermined intervals.
この発明におけるカシメ穴とカシメ突起は、相隣接する
ように配設してあり、積層コアーのカシメ穴にカシメ突
起を嵌合圧入するため、積層＝７−を順次回転して積層
する。The caulking hole and the caulking protrusion in this invention are arranged so as to be adjacent to each other, and in order to fit and press fit the caulking protrusion into the caulking hole of the laminated core, the lamination = 7- is sequentially rotated and laminated.
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１図は、回転機鉄心（１）を構成する積層コアーの打
抜き工程を示す平面図であり、（３）は積層コアー（２
）を順次打抜きする帯状鋼板、（４）は帯状鋼板（３）
を（Ａ）方向に送る時、この帯状鋼板（３）が所要寸法
で正確に次の復工程にかかるようにするために設けられ
たパイロット穴、（５）はスロット穴、（６）は積層コ
アーの内径、（７）は積層コアー（２）のカシメ穴、（
８）はカシメ突起であり。（９）は積層コアー（２）の
外径である。FIG. 1 is a plan view showing the punching process of the laminated core constituting the rotating machine core (1), and (3) is a plan view showing the punching process of the laminated core (2) that constitutes the rotating machine core (1).
) are sequentially punched out, (4) is a strip steel plate (3)
When feeding the steel strip in direction (A), the pilot hole (5) is a slot hole, and (6) is a laminated hole to ensure that the steel strip (3) has the required size and is accurately applied to the next return process. The inner diameter of the core (7) is the caulking hole of the laminated core (2), (
8) is a caulking protrusion. (9) is the outer diameter of the laminated core (2).
次に動作について説明する。Next, the operation will be explained.
まず、帯状鋼板（３）を矢印（Ａ）方向にパイロット穴
（４）をパイロットで位置決めして、間欠的に送りつつ
、スロット穴（５）積層コアーの内径（６）の打抜きを
行う。First, the strip steel plate (3) is positioned in the direction of the arrow (A) using a pilot hole (4), and while being fed intermittently, the slot hole (5) and the inner diameter (6) of the laminated core are punched out.
次に、カシメ穴（７）の打抜きとカシメ突起（８）の形
成を行う。最終工程では、積層コアー（２）の外径（９
）の打抜きを行い、積層コアー（２）に形成したカシメ
穴（力にカシメ突起（８）を嵌合圧入し、回転機鉄心（
１）を構成するが、積層コアー（２）に形成したカシメ
穴（７）とカシメ突起（８）は、第２図に示すように、
それぞれ所定角度（の或いは、所定間隔に配設されてお
り、積層コアー（２）の外径（９）を打抜く際、カシメ
穴（７）にカシメ突起（８）が嵌合圧入出来る位置とな
るように、プレス金型のグイ（図示省略）を所定角度（
θ）或いは、所定間隔だけ回転させて打抜きを行い積層
コアー（２）を積層固着し、回転機鉄心（１）を構成す
る。Next, a caulking hole (7) is punched and a caulking projection (8) is formed. In the final process, the outer diameter (9
) is punched out, and the caulking protrusion (8) is fitted into the caulking hole (forced) formed in the laminated core (2) and press-fitted into the rotating machine core (
1), the caulking holes (7) and caulking protrusions (8) formed in the laminated core (2) are as shown in Fig. 2.
They are arranged at a predetermined angle (or at a predetermined interval), and are located at positions where the caulking protrusions (8) can fit and press fit into the caulking holes (7) when punching the outer diameter (9) of the laminated core (2). In order to
θ) Alternatively, the laminated core (2) is laminated and fixed by rotating it by a predetermined interval and punching it out to form the rotating machine iron core (1).
尚、回転子鉄心（１）を、カシメ穴（７）とカシメ突起
（８）とを加工嵌合し、積層固着して構成する際、相隣
接した積層される回転子鉄心（１）を分離させるため、
回転子鉄子の最下端となる積層コアー（２）にのみ、カ
シメ突起（８）を形成する位置にステ穴（８ａ）を明け
る。In addition, when constructing the rotor core (1) by machining and fitting the caulking hole (7) and the caulking protrusion (8) and laminating and fixing them, it is necessary to separate the adjacent laminated rotor cores (1). In order to
A stem hole (8a) is drilled only in the laminated core (2), which is the lowest end of the rotor iron, at a position where the caulking projection (8) is to be formed.
このステ穴（８ａ）は、カシメ突起（８）を形成するパ
ンチを第４図に示す板カムを作動させステ穴（８ａ）の
打抜き可能なパンチ出代まで移動させて打抜きを行う。This stem hole (8a) is punched by moving the punch that forms the caulking protrusion (8) to the extent of the punch that can punch out the stem hole (8a) by operating the plate cam shown in FIG.
又は、第１図の打抜き工程を示す平面図には、図示して
いないが別工程で、ステ穴（８ａ）を打抜くようにして
もよい。Alternatively, although not shown in the plan view showing the punching process in FIG. 1, the stem hole (8a) may be punched out in a separate process.
また、上記実施例では、回転機鉄心のうち、固定子鉄心
について説明したが、回転子鉄心についても上記実施例
と同様の効果を奏する。Further, in the above embodiment, the stator core of the rotary machine core has been described, but the same effects as in the above embodiment can be achieved with the rotor core.
尚、回転子鉄心におけるスロットのス午ニー付において
は、カシメ穴とカシメ突起の配置を隣接スロット間角度
の整数倍の角度に対し、１枚当りのスキニー分角度だけ
、スキニー付方向に合せて、増減した角度でカシメ穴と
カシメ突起を配設するようにすればよい。In addition, when attaching slots in the rotor core, the arrangement of the caulking holes and caulking protrusions should be adjusted in the skinny attachment direction by an angle corresponding to the skinny per slot, relative to an angle that is an integral multiple of the angle between adjacent slots. , the caulking hole and the caulking protrusion may be arranged at increasing or decreasing angles.
以上のように、この発明によれば、積層コアーのカシメ
穴とカシメ突起とを所定角度或いは、所定間隔で配設し
、積層コア′−の外径を打抜きする際、プレス金型のダ
イを回転させ、カシメ穴にカシメ突起が嵌合圧入するよ
うにして回転機鉄心を構成するようにしたので、板厚偏
差による回転機鉄心の傾きが防止出来、積層精度の高い
回転機鉄心が得られる効果がある。As described above, according to the present invention, the caulking hole and the caulking protrusion of the laminated core are arranged at a predetermined angle or at a predetermined interval, and when punching the outer diameter of the laminated core, the die of the press mold is used. The rotary machine core is constructed by rotating and press-fitting the caulking protrusions into the caulking holes, which prevents tilting of the rotary machine core due to plate thickness deviation and provides a rotary machine core with high lamination accuracy. effective.
第１図はこの発明の一実施例による回転機鉄心の打抜き
工程を示す平面図、第２図はこの発明の一実施例による
積層コアーの平面図、第３図はこの発明の一実施例によ
るカシメ部を示す部分断面図、第４図は一般的なパンチ
駆動部を示す断面側面図、第５図は従来の積層方法によ
る回転子鉄心の側面図、第６図は従来の打抜き工程を示
す平面図である。
図において、（２）は積層ファー、（３）は帯状鋼板、
（７）はカシメ穴、（８）はカシメ突起である。
なお、図中、同一符号は同一、または相当部を示す。Fig. 1 is a plan view showing the punching process of a rotating machine core according to an embodiment of the present invention, Fig. 2 is a plan view of a laminated core according to an embodiment of the invention, and Fig. 3 is a plan view according to an embodiment of the invention. FIG. 4 is a cross-sectional side view showing a typical punch drive unit; FIG. 5 is a side view of a rotor core produced by a conventional lamination method; FIG. 6 is a conventional punching process. FIG. In the figure, (2) is laminated fur, (3) is a strip steel plate,
(7) is a caulking hole, and (8) is a caulking protrusion. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
カシメ突起を順次嵌合圧入して製造する回転機鉄心にお
いて、積層するコアーにカシメ穴とカシメ突起を相隣接
するように所定角度、或いは所定間隔で、所要個数だけ
配設し、上記カシメ穴に積層するコアーのカシメ突起を
嵌合圧入するため、順次積層コアーを所定角度或いは、
所定間隔づつ回転して積層固着したことを特徴とする回
転機鉄心。In a rotating machine core manufactured by providing caulking protrusions and caulking holes in a laminated core and sequentially fitting and press-fitting the caulking protrusions into the laminated cores, the laminated cores are provided with caulking holes and caulking protrusions adjacent to each other at a predetermined angle or at a predetermined angle. In order to fit and press-fit the caulking protrusions of the laminated cores into the caulking hole by arranging the required number of cores at intervals, the laminated cores are sequentially placed at a predetermined angle or at a predetermined angle.
A rotating machine iron core characterized by being laminated and fixed by rotating at predetermined intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4716887A JPS63213433A (en) | 1987-03-02 | 1987-03-02 | Rotary machine core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4716887A JPS63213433A (en) | 1987-03-02 | 1987-03-02 | Rotary machine core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63213433A true JPS63213433A (en) | 1988-09-06 |
Family
ID=12767535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4716887A Pending JPS63213433A (en) | 1987-03-02 | 1987-03-02 | Rotary machine core |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63213433A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2748694B2 (en) * | 1992-08-12 | 1998-05-13 | セイコーエプソン株式会社 | Permanent magnet rotor of brushless motor and method of manufacturing the same |
| JP2006223019A (en) * | 2005-02-08 | 2006-08-24 | Mitsui High Tec Inc | Laminated iron core and manufacturing method therefor |
| US7352101B2 (en) * | 2003-04-23 | 2008-04-01 | Mitsui High-Tec, Inc. | Skew shape variable laminated iron core and method of manufacturing the same |
| WO2012174629A3 (en) * | 2011-06-22 | 2014-06-05 | Whirlpool S.A. | Stack of metallic laminations, metallic lamination and process for forming a lamination stack |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5866557A (en) * | 1981-10-16 | 1983-04-20 | Hitachi Ltd | Manufacture of motor core |
-
1987
- 1987-03-02 JP JP4716887A patent/JPS63213433A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5866557A (en) * | 1981-10-16 | 1983-04-20 | Hitachi Ltd | Manufacture of motor core |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2748694B2 (en) * | 1992-08-12 | 1998-05-13 | セイコーエプソン株式会社 | Permanent magnet rotor of brushless motor and method of manufacturing the same |
| US7352101B2 (en) * | 2003-04-23 | 2008-04-01 | Mitsui High-Tec, Inc. | Skew shape variable laminated iron core and method of manufacturing the same |
| JP2006223019A (en) * | 2005-02-08 | 2006-08-24 | Mitsui High Tec Inc | Laminated iron core and manufacturing method therefor |
| WO2012174629A3 (en) * | 2011-06-22 | 2014-06-05 | Whirlpool S.A. | Stack of metallic laminations, metallic lamination and process for forming a lamination stack |
| US9768653B2 (en) | 2011-06-22 | 2017-09-19 | Whirlpool S. A. | Process for the formation of a stack of superposed metallic laminations |
| US10170948B2 (en) | 2011-06-22 | 2019-01-01 | Whirlpool S.A. | Process for the formation of a stack of superposed metallic laminations |
| US10411533B2 (en) | 2011-06-22 | 2019-09-10 | Embraco Industria de Compressores e Solucoes em Refrigeracao Ltda. | Process for the formation of a stack of superposed metallic laminations |
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