JP4474676B2 - Molded motor - Google Patents

Molded motor Download PDF

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Publication number
JP4474676B2
JP4474676B2 JP2003311433A JP2003311433A JP4474676B2 JP 4474676 B2 JP4474676 B2 JP 4474676B2 JP 2003311433 A JP2003311433 A JP 2003311433A JP 2003311433 A JP2003311433 A JP 2003311433A JP 4474676 B2 JP4474676 B2 JP 4474676B2
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Prior art keywords
circuit board
printed circuit
side bracket
pin
load side
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JP2005080480A (en
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隆一 松田
健一 青木
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Yaskawa Electric Corp
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Yaskawa Electric Corp
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Description

本発明は、モールドモータに関するもので、特にＦＧ接続構造に関するものである。   The present invention relates to a molded motor, and more particularly to an FG connection structure.

従来より、ステータコアは、アースを取るために、反負荷側ブラケットと電気的に結んでＦＧ接続をしている（特許文献１参照）。
具体的には、例えば図５に示すように、ピン１５をプリント基板２に取り付けるとともに、ピン１５をプリント基板２にハンダ付けし、さらに、図６に示すように、モールド金型をピン１５に挿入してモールド樹脂１１の付着を防止して、図７に示すようにモールド樹脂およびピン１５によりコネクタを構成する。そして、図８に示すように、バネ１７を用いてステータコア１８と反負荷側ブラケット８とを接触させてＦＧ接続を行う。
特開２０００−２４５０９４号公報 Conventionally, the stator core is electrically connected to the anti-load side bracket for grounding in order to take the ground (see Patent Document 1).
Specifically, for example, as shown in FIG. 5, the pins 15 are attached to the printed circuit board 2, the pins 15 are soldered to the printed circuit board 2, and the mold is attached to the pins 15 as shown in FIG. 6. The connector is made up of the mold resin and the pins 15 as shown in FIG. And as shown in FIG. 8, the stator core 18 and the anti-load side bracket 8 are made to contact using the spring 17, and FG connection is performed.
Japanese Patent Laid-Open No. 2000-245094

ところが、このような従来技術においては、ＦＧ接続のため挿入するバネがモールド射出時に動き射出圧等の調整や工数がかかる等の問題があった。
本発明は、このような問題を解決するためになされたもので、ＦＧ接続の信頼性を向上することができるとともに、ＦＧ接続に要する工数を削減することができるモールドモータを提供することを目的とするものである。 However, in such a conventional technique, there is a problem that a spring inserted for FG connection moves at the time of mold injection and adjustment of injection pressure or the like takes time.
The present invention has been made to solve such a problem, and an object of the present invention is to provide a molded motor capable of improving the reliability of FG connection and reducing the man-hour required for FG connection. It is what.

上記問題を解決するため、本発明は、負荷側ブラケットおよび反負荷側ブラケット間に配置されたステータコアと、前記ステータコアに巻装したステータコイルと、前記ステータコアの反負荷側端部の傍らに配置するとともに前記ステータコイルのリード線を接続したプリント基板と、前記プリント基板に接続したピンとを有し、それらを樹脂でモールドしたモールドモータにおいて、前記プリント基板と前記反負荷側ブラケットとの間には、前記プリント基板に接続した前記ピンを一体モールドして成形したピンヘッダーが設けられ、前記ピンヘッダーには、一方端を前記反負荷側ブラケットに接続し、かつ他方端を前記プリント基板に接続したＦＧ接続用ピンが固定され、前記ステータコアは、前記プリント基板と前記反負荷側ブラケットの両方に接続した前記ＦＧ接続用ピンを介してアース接続するようにしたものである。
上記手段により、バネ等の挿入なしで、簡単にＦＧ接続ができ、射出圧の調整等の工数が削減され、信頼性が向上する。 In order to solve the above problem, the present invention is arranged beside a stator core disposed between a load-side bracket and an anti-load-side bracket, a stator coil wound around the stator core, and an anti-load side end of the stator core. And a printed circuit board to which the lead wire of the stator coil is connected, and a pin connected to the printed circuit board, and in a molded motor in which they are molded with resin, between the printed circuit board and the anti-load side bracket, said pin header molded integrally molded the pin connected to the printed circuit board is provided, wherein the pin header, whereas connects an end to the anti-load side bracket, and was connected to the other end to said printed circuit board FG connection pin is fixed, the stator core, the said printed circuit board non-load-side bracket It is obtained so as to ground connection via the FG connecting pin connected both to.
By the above means, FG connection can be easily performed without inserting a spring or the like, man-hours such as adjustment of injection pressure are reduced, and reliability is improved.

本発明によれば、次のような効果がある。
・ ＦＧ接続の信頼性を向上することができるとともに、ＦＧ接続に要する工数を削減することができる。
・ モールド成型におけるコネクタピンの固定を確実にでき、リード線引出しの作業性が向上する。 The present invention has the following effects.
-The reliability of FG connection can be improved, and the man-hour required for FG connection can be reduced.
-The connector pins can be securely fixed during molding, improving the lead wire drawing workability.

以下、本発明の実施例を図に基づいて説明する。   Embodiments of the present invention will be described below with reference to the drawings.

図１は、本発明における実施例におけるモールドモータを示す側断面図である。図２は、ピンヘッダー５をプリント基板２に取り付けた状態を示す説明図である。図３は、モールド時の状態を示すステータ部の側断面図である。図４はモールド後の状態を示すステータ部の側断面図である。
図において、１はステータであり、プリント基板２とステータコア３、ステータコイル４を樹脂にて封止し構成される。ピンヘッダー５により構成されたコネクタに、モータリード１６を取り付ける。ロータ６をベアリング９、１０にて保持し、負荷側ブラケット７と、ＦＧ接続用ピンを圧入した反負荷側ブラケット８を取り付けることによりモールドモータを構成する。
前記ピンヘッダー５は、図２に示すように、プリント基板２に取り付けられる。また、ピンヘッダー５は専用治具（図示せず）にて位置決めされ、プリント基板２にハンダ付けされる。
ピンヘッダー５がプリント基板２にハンダ付けされると、図３に示すように、モールド金型１２をピン１５に挿入する。ピンヘッダー５はモールド金型１２、１３にて加圧保持され、モールドされることによりピンヘッダー５のピン１５へは樹脂の漏れは発生しない。モールドにより、図４に示すように、モールド樹脂１１およびピンヘッダー５によりコネクタが構成される。
また、前記ピンヘッダー５取り付けられ、一方端を前記反負荷側ブラケット８に接続し、かつ他方端を前記プリント基板２に接続したＦＧ接続用ピン１４によって、ステータコア３のアースが、前記プリント基板２とＦＧ接続用ピン１４とを介して良好になされる。 FIG. 1 is a side sectional view showing a molded motor in an embodiment of the present invention. FIG. 2 is an explanatory view showing a state in which the pin header 5 is attached to the printed circuit board 2. FIG. 3 is a side sectional view of the stator portion showing a state at the time of molding. FIG. 4 is a side sectional view of the stator portion showing a state after molding.
In the figure, reference numeral 1 denotes a stator, which is configured by sealing a printed circuit board 2, a stator core 3, and a stator coil 4 with resin. A motor lead 16 is attached to the connector constituted by the pin header 5. The rotor 6 is held by bearings 9 and 10, and a load motor 7 and a counter load side bracket 8 into which an FG connection pin is press-fitted are attached to constitute a molded motor.
The pin header 5 is attached to the printed circuit board 2 as shown in FIG. The pin header 5 is positioned by a dedicated jig (not shown) and soldered to the printed board 2.
When the pin header 5 is soldered to the printed circuit board 2, the mold 12 is inserted into the pins 15 as shown in FIG. 3. The pin header 5 is pressed and held by the mold dies 12 and 13, and the resin does not leak to the pins 15 of the pin header 5 by being molded. As shown in FIG. 4, a connector is constituted by the mold resin 11 and the pin header 5 by the mold.
Further, the ground of the stator core 3 is connected to the printed circuit board 2 by the FG connection pins 14 attached to the pin header 5 and having one end connected to the anti-load side bracket 8 and the other end connected to the printed circuit board 2. And the FG connection pin 14.

本発明における実施例におけるモールドモータを示す側断面図である。It is a sectional side view which shows the mold motor in the Example in this invention. 本発明におけるピンヘッダー５をプリント基板２に取り付けた状態を示す説明図である。It is explanatory drawing which shows the state which attached the pin header 5 in the present invention to the printed circuit board 2. FIG. 本発明の実施例におけるステータモールド時のモールド金型構成を示す側断面図である。It is a sectional side view which shows the mold metal mold | die structure at the time of the stator mold in the Example of this invention. 本発明の実施例におけるモールド後のステータの要部構成を示す側断面図である。It is a sectional side view which shows the principal part structure of the stator after a mold in the Example of this invention. 従来技術におけるピンの取り付け状態を示す説明図である。It is explanatory drawing which shows the attachment state of the pin in a prior art. 従来技術におけるステータモールド時のモールド金型構成を示す側断面図である。It is a sectional side view which shows the mold die structure at the time of the stator mold in a prior art. 従来技術におけるモールド後のステータの要部構成を示す側断面図である。It is a sectional side view which shows the principal part structure of the stator after a molding in a prior art. 従来技術におけるＦＧ接続の要部を示す側断面図である。It is a sectional side view which shows the principal part of FG connection in a prior art.

符号の説明Explanation of symbols

１ ステータ
２ プリント基板
３ ステータコア
４ ステータコイル
５ ピンヘッダー
６ ロータ
７ 負荷側ブラケット
８ 反負荷側ブラケット
９、１０ ベアリング
１１ モールド樹脂
１２、１３ 金型
１４ ＦＧ接続用ピン
１５ ピン
１６ モータリード
１７ バネ
１８ ステータコア DESCRIPTION OF SYMBOLS 1 Stator 2 Printed circuit board 3 Stator core 4 Stator coil 5 Pin header 6 Rotor 7 Load side bracket 8 Anti-load side bracket 9, 10 Bearing 11 Mold resin 12, 13 Mold 14 FG connection pin 15 Pin 16 Motor lead 17 Spring 18 Stator core

Claims (1)

負荷側ブラケットおよび反負荷側ブラケット間に配置されたステータコアと、
前記ステータコアに巻装したステータコイルと、
前記ステータコアの反負荷側端部の傍らに配置するとともに前記ステータコイルのリード線を接続したプリント基板と、
前記プリント基板に接続したピンとを有し、
それらを樹脂でモールドしたモールドモータにおいて、
前記プリント基板と前記反負荷側ブラケットとの間には、前記プリント基板に接続した前記ピンを一体モールドして成形したピンヘッダーが設けられ、
前記ピンヘッダーには、一方端を前記反負荷側ブラケットに接続し、かつ他方端を前記プリント基板に接続したＦＧ接続用ピンが固定され、
前記ステータコアは、前記プリント基板と前記反負荷側ブラケットの両方に接続した前記ＦＧ接続用ピンを介してアース接続したことを特徴とするモールドモータ。 A stator core disposed between the load side bracket and the anti-load side bracket;
A stator coil wound around the stator core;
A printed circuit board that is disposed beside the opposite end of the stator core and connected to the lead wire of the stator coil;
A pin connected to the printed circuit board;
In the molded motor that molded them with resin,
Between the printed circuit board and the anti-load side bracket, a pin header formed by integrally molding the pins connected to the printed circuit board is provided ,
Wherein the pin header, whereas the end connected to the anti-load side bracket, and FG connection pin and the other end connected to said printed circuit board is fixed,
The molded motor is characterized in that the stator core is grounded via the FG connection pins connected to both the printed circuit board and the anti-load side bracket .
JP2003311433A 2003-09-03 2003-09-03 Molded motor Expired - Fee Related JP4474676B2 (en)

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JP4474676B2 true JP4474676B2 (en) 2010-06-09

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5874934B2 (en) * 2013-05-27 2016-03-02 株式会社安川電機 Rotating electric machine
DE102018214441A1 (en) * 2018-08-27 2020-02-27 Continental Automotive Gmbh Method of manufacturing a stator assembly and stator assembly

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