JPH0865982A - Brushless motor - Google Patents

Brushless motor

Info

Publication number
JPH0865982A
JPH0865982A JP19528994A JP19528994A JPH0865982A JP H0865982 A JPH0865982 A JP H0865982A JP 19528994 A JP19528994 A JP 19528994A JP 19528994 A JP19528994 A JP 19528994A JP H0865982 A JPH0865982 A JP H0865982A
Authority
JP
Grant status
Application
Patent type
Prior art keywords
conductor
width
flexible
plurality
conductor width
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
Application number
JP19528994A
Other languages
Japanese (ja)
Inventor
Hiroshi Ikeno
弘志 池野
Original Assignee
Matsushita Electric Ind Co Ltd
松下電器産業株式会社
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

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Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/11Printed elements for providing electric connections to or between printed circuits
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/36Assembling printed circuits with other printed circuits
    • H05K3/361Assembling flexible printed circuits with other printed circuits

Abstract

PURPOSE: To enable the miniaturization of a flexible board by setting the ratio of the conductor width of a printed wiring board the conductor space of which is larger than the conductor width of its land for flexible board connection to the conductor width of a flexible board the conductor space of which is smaller than the conductor width of its flexible land. CONSTITUTION: As seen from the detailed plan of portion A, a land for flexible board connection the conductor space of which is larger than the width of each of a plurality of conductors for brushless motor drive, is placed on a printed wiring board (PB) 1. As seen from the detailed plan of portion A as well, a flexible land the conductor space of which is smaller than the width of each of a plurality of conductors for brushless motor drive, is placed on a flexible board 2, which is in turn connected to the flexible board connection land of PB1. The ratio of conductor width of the flexible board connection land of PB1 and the flexible land of the flexible board 2 is 1:2 or above. A winding 3 is wired on PB1. A housing 4 holds an oil impregnated bearing 5 and a thrust bearing 6 and is secured on PB1. A rotor frame 7 holds a driving magnet 8 and is secured on a rotary shaft 9. The driving magnet 8 is opposed to a stator assembly with a certain space in-between in the axial direction.

Description

【発明の詳細な説明】 DETAILED DESCRIPTION OF THE INVENTION

【0001】 [0001]

【産業上の利用分野】本発明はカセットテープレコーダやビデオテープレコーダなどのテープ駆動源、その他各種機器の駆動源に用いられるブラシレスモータに関するものである。 The present invention relates to a tape drive source such as a cassette tape recorder or a video tape recorder, the present invention relates to a brushless motor used as a drive source of other various devices.

【0002】 [0002]

【従来の技術】近年、カセットテープレコーダやビデオテープレコーダは小型,薄型化が必要とされており、かつ低価格化が要求されている。 In recent years, a cassette tape recorder or a video tape recorder compact, there is a need for thinner, and lower cost is required.

【0003】以下に従来のブラシレスモータの構造について説明する。 [0003] The structure of a conventional brushless motor will be described below. 図3は従来のブラシレスモータの構造図である。 Figure 3 is a structural diagram of a conventional brushless motor.

【0004】図3において、1はプリント配線板で、A [0004] In FIG. 3, 1 denotes a printed circuit board, A
部詳細平面図のようにブラシレスモータ駆動用の複数の導体幅と導体間空隙がほぼ同じプリント配線リード線を接続するための複数の電流導通領域(以後フレキ接続用ランドと呼ぶ)が配置してあり、前記フレキ接続用ランドの導体幅方向両端にフレキ接続用ランドと同じ大きさのフレキ固定強度向上用で、ブラシレスモータの駆動に寄与しないフレキ接続用ランド(以後フレキ固定用ステパターンと呼ぶ)が配置してある。 Part (hereinafter referred to as flexible connection land) a plurality of current carrying area for the plurality of conductor width and the conductor spaces of a brushless motor driving connects approximately the same printed circuit leads as detailed plan view is arranged There, the in conductor width direction end of the flexible connection lands by use flexible fixing strength improvement of the same size as the flexible connection lands, (hereinafter referred to as flexible fixing stearyl pattern) flexible connection lands which do not contribute to the driving of the brushless motor There is disposed.

【0005】2は折り曲げ自由なプリント配線リード線(以後フレキと呼ぶ)で、A部詳細平面図のようにブラシレスモータ駆動用の複数の導体幅と導体間空隙がほぼ同じプリント配線板と接続するための複数の電流導通領域(以後フレキランドと呼ぶ)が配置してあり、前記フレキランドの導体幅方向両端にフレキランドと同じ大きさのフレキ固定強度向上用のブラシレスモータの駆動に寄与しないフレキランド(以後フレキステパターンと呼ぶ)が配置してあり、1のプリント配線板のフレキ接続ランドに接続されている。 [0005] 2 in the folded free printed circuit leads (hereinafter referred to as flexible), a plurality of conductor width and the conductor spaces of a brushless motor driven as A section detailed plan view is connected to the substantially the same printed circuit board a plurality of current conducting region (hereinafter referred to as flexible land) is Yes disposed, does not contribute to the driving of the brushless motor for the same size flexible fixing strength improving the conductor widthwise ends to flex lands of the flexible land flex for land (hereinafter referred to as flexible stearyl pattern) Yes disposed, is connected to the flexible connection lands of the first printed circuit board.

【0006】3は巻線で1のプリント配線板の上に配接されている。 [0006] 3 is Haise' on the first printed wiring board in the winding. 4はハウジングで5の含油軸受けと6のスラスト受けを保持し、1のプリント配線板に固定されている(以後、1,2,3,4,5,6の構造体をステータ組立と呼ぶ)。 4 holds the thrust of the oil-impregnated bearing and 6 of 5 in the housing is fixed to the first printed wiring board (hereinafter, referred to as 1,2,3,4,5,6 structure and stator assembly) .

【0007】7はロータフレームで8の駆動マグネットを保持し、9の回転軸に固定されており、8の駆動マグネットは前記ステータ組立と軸方向に一定の空隙をおいて対向している。 [0007] 7 holds the driving magnets 8 in the rotor frame, is fixed to the rotary shaft 9, 8 driven magnet are opposed to each other at a predetermined gap to the stator assembly and the axial direction.

【0008】 [0008]

【発明が解決しようとする課題】しかしながら上記従来の構成では、プリント配線板にフレキ固定用ステパターンを配置し、フレキにフレキステパターンを配置することによりプリント配線板とフレキの固定強度を向上させているためフレキの小型化ができず、低価格化が困難という問題を有していた。 In the [0005] However the conventional configuration, the flexible fixing stearyl pattern disposed on a printed wiring board, to improve the fixing strength of the printed wiring board and flexible by placing a flexible stearyl pattern flexible can not flex miniaturization for that, had the problem of difficult to price reduction.

【0009】また、プリント配線板の導体幅と導体間空隙がほぼ同じフレキ接続用ランドとフレキの複数の導体幅と導体間空隙がほぼ同じフレキランドを接続する必要があるため、双方の導体幅方向の取付け位置精度が必要で作業性が悪く生産性が悪く低価格化が困難という問題を有していた。 Further, since a plurality of conductor width and the conductor voids of about the same flexible connection lands and flexible conductor width and the conductor spaces of a printed circuit board needs to be connected substantially the same flexible lands, both conductor width direction of the attachment position accuracy is required workability is poor productivity is poor price reduction has a problem that difficulty.

【0010】本発明は上記従来の問題点を解決するもので、プリント配線板とフレキの導体幅方向の取付け精度を緩和し、かつ生産性の高い接続をしたブラシレスモータを提供することを目的とする。 [0010] The present invention is intended to solve the above problems, and aims to provide a brushless motor which relaxes the printed wiring board and the mounting accuracy of the conductor width direction of the flexible cable, and to a highly productive connection to.

【0011】本発明は上記従来の問題点を解決するもので、プリント配線板にフレキ固定用ステパターン、フレキにフレキステパターンを配置しなくてもフレキの固定強度の高いブラシレスモータを提供することを目的とする。 [0011] The present invention is intended to solve the above-flexible fixing stearyl pattern, to provide a high brushless motor of the fixing strength of flexible without placing flexible stearyl pattern to flex the printed circuit board With the goal.

【0012】 [0012]

【課題を解決するための手段】この目的を達成するために本発明のブラシレスモータは、フレキ接続用ランドの導体幅より導体間空隙の広いプリント配線板とフレキランドの導体幅より導体間空隙の狭いフレキで、前記両者の導体幅比が1:2以上のものを接続する構成を有している。 Brushless motor of the present invention to achieve Means for Solving the Problems] This object is a conductor width of wide printed circuit board and flexible land than the conductor width of flexible connection lands of the conductor voids conductor voids a narrow flexible conductor width ratio of the two is 1: has the configuration of connecting two or more.

【0013】この目的を達成するために本発明のブラシレスモータは、フレキ接続用ランドの導体幅方向両端の導体幅を他の導体幅より広く設けたプリント配線板とフレキランドの導体幅方向両端の導体幅を他の導体幅より広く設けたフレキを接続する構成を有している。 [0013] The brushless motor of the present invention to achieve this purpose, the printed circuit board and flexible land conductor width of the conductor opposite widthwise ends of the flexible connection lands provided wider than the other conductor width of the conductor widthwise ends and it has a configuration of connecting the flexible that the conductor width is provided wider than the other conductor width.

【0014】 [0014]

【作用】この構成によって、フレキのフレキランドの幅がプリント配線板のフレキ接続ランドの幅より大きいため、前記両者のランド幅の差分、導体幅方向の取付け精度を緩和することができる。 [Action] With this configuration, since the width of flexible of flexible land is greater than the width of flexible connection lands of the printed wiring board, the difference between the land width of the two, it is possible to relax the mounting precision of the conductor width direction.

【0015】この構成によって、導体幅方向両端のランド部での接続面積を多く取れるため固定力を向上することができ、導体幅方向からの引き剥し強度を向上することができる。 [0015] With this configuration, it is possible to improve the fixing force for take many connection area in the land portion of the conductor opposite widthwise ends, it is possible to improve the peel strength of the conductor width direction.

【0016】 [0016]

【実施例】以下本発明の一実施例について、図面を参照しながら説明する。 An embodiment of EXAMPLES Hereinafter the present invention will be described with reference to the drawings.

【0017】図1において、1はプリント配線板でA部詳細平面図のように、ブラシレスモータ駆動用の複数の導体幅より導体間空隙が広いフレキ接続用ランドが配置してある。 [0017] In FIG. 1, 1 is like the A unit detailed plan view with the printed wiring board, a plurality of conductors between the gap is wide flexible connection lands than the conductor width of the brushless motor drive are disposed.

【0018】2はフレキでA部詳細平面図のように、ブラシレスモータ駆動用の複数の導体幅より導体間空隙が狭いフレキランドが配置してあり、1のプリント配線板のフレキ接続ランドに接続されている。 [0018] 2 as A section detail plan view in flexible, conductor voids of a plurality of conductor width for a brushless motor driving Yes disposed narrow flexible land, connected to the flexible connection lands of the first printed circuit board It is.

【0019】1のプリント配線板のフレキ接続用ランドと2のフレキのフレキランドの導体幅比は1:2以上である。 The flexible connection lands of the first printed circuit board and the conductor width ratio of flexible land 2 of flexible is 1: 2 or more.

【0020】3は巻線で1のプリント配線板上に配接されている。 [0020] 3 is Haise' on one printed circuit board windings. 4はハウジングで5の含油軸受けと6のスラスト受けを保持し、1のプリント配線板に固定されている。 4 holds the thrust of the oil-impregnated bearing and 6 of 5 in the housing is fixed to the first printed wiring board.

【0021】7はロータフレームで8の駆動マグネットを保持し、9の回転軸に固定されており、8の駆動マグネットはステータ組立と軸方向に一定の空隙をおいて対向している。 [0021] 7 holds the driving magnets 8 in the rotor frame, is fixed to the rotary shaft 9, the driving magnet 8 are opposed with a certain air gap to the stator assembly and the axial direction.

【0022】以下本発明の他の実施例について、図面を参照しながら説明する。 [0022] For another embodiment of the following invention will be described with reference to the drawings. 図2において、1はプリント配線板でA部詳細平面図のように、複数のフレキ接続用ランドを有し、導体幅方向の両端のフレキ接続用ランドの導体幅を他の導体幅より広く設けてある。 2, reference numeral 1 denotes as in part A detailed plan view with the printed wiring board having a plurality of flexible connection lands, provided conductor width of flexible connection lands of the conductor widthwise end wider than the other conductor width and Aru.

【0023】2はフレキでA部詳細平面図のように複数のフレキランドを有し、導体幅方向の両端のフレキランドの導体幅を他の導体幅より広く設けてあり、1のプリント配線板のフレキ接続ランドに接続されている。 [0023] 2 has a plurality of flexible lands as A section detail plan view in flexible, a conductor width of both ends of the flexible land conductor width direction is provided with wider than the other conductor width, the first printed circuit board It is connected to the flexible connection land.

【0024】3は巻線で1のプリント配線板上に配接されている。 [0024] 3 is Haise' on one printed circuit board windings. 4はハウジングで5の含油軸受けと6のスラスト受けを保持し、1のプリント配線板に固定されている。 4 holds the thrust of the oil-impregnated bearing and 6 of 5 in the housing is fixed to the first printed wiring board.

【0025】7はロータフレームで8の駆動マグネットを保持し、9の回転軸に固定されており、8の駆動マグネットはステータ組立と軸方向に一定の空隙をおいて対向している。 [0025] 7 holds the driving magnets 8 in the rotor frame, is fixed to the rotary shaft 9, the driving magnet 8 are opposed with a certain air gap to the stator assembly and the axial direction.

【0026】 [0026]

【発明の効果】以上のように本発明は、プリント配線板に複数の導体幅より導体間空隙が広いフレキ接続用ランドが配置し、フレキに導体幅より導体間空隙が狭いフレキランドが配置し接続することにより、プリント配線板とフレキの導体幅方向の取付け精度を緩和し、かつ信頼性の高い低価格のブラシレスモータを実現できるものである。 The present invention as described above, according to the present invention, the conductor voids wide flexible connection lands of a plurality of conductor width on the printed wiring board is arranged, the conductor voids are arranged narrower flexible land a conductor width flex by connecting, to relax the printed wiring board and the mounting accuracy of the conductor width direction of the flexible cable, and in which a brushless motor of high reliability low cost can be realized.

【0027】以上のように本発明は、プリント配線板に導体幅方向両端のフレキ接続用ランドの導体幅を他の導体幅より広く設け、フレキに導体幅方向両端のフレキランドの導体幅を他の導体幅より広く設け接続することによりフレキの小型化を可能にし、低価格のブラシレスモータを実現できるものである。 [0027] As described above, the present invention is a conductor width of flexible connection land conductor widthwise end provided wider than the other conductor width on the printed wiring board, the other conductor width of the conductor opposite widthwise ends of the flexible land flexible enables flexible miniaturization of by widening provided connecting a conductor width of, but which can realize low-cost brushless motor.

【図面の簡単な説明】 BRIEF DESCRIPTION OF THE DRAWINGS

【図1】(a)本発明の一実施例におけるブラシレスモータの一部断面図 (b)同図(a)におけるA部詳細図 [1] (a) A section detail view of a portion of the brushless motor sectional view (b) drawing (a) in an embodiment of the present invention

【図2】(a)本発明の一実施例におけるブラシレスモータの一部断面図 (b)同図(a)におけるA部詳細図 [2] (a) A section detail view of a portion of the brushless motor sectional view (b) drawing (a) in an embodiment of the present invention

【図3】(a)従来のブラシレスモータの一部断面図 (b)同図(a)におけるA部詳細図 [3] (a) A section detail view in partial cross-sectional view of a conventional brushless motor (b) FIG. (A)

【符号の説明】 DESCRIPTION OF SYMBOLS

1 プリント配線板 2 フレキ 3 巻線 4 ハウジング 5 軸受け 6 スラスト受け 7 ロータフレーム 8 駆動マグネット 9 回転軸 1 printed wiring board 2 flexible third winding 4 housing 5 bearing 6 thrust 7 rotor frame 8 driven magnet 9 rotates shaft

Claims (3)

    【特許請求の範囲】 [The claims]
  1. 【請求項1】 プリント配線板と接続するための複数の電流導通領域を有する折り曲げ自由なプリント配線リード線と、前記プリント配線リード線を接続するための複数の電流導通領域を有するプリント配線板と、複数の巻線と軸受けを保持するハウジングからなる固定子と軸方向に一定の空隙をおいて対向して回転軸に固定された円環状の駆動マグネットと、前記駆動マグネットの保持するロータフレームからなる回転子を有し、前記プリント配線リード線を接続するための複数の電流導通領域の導体幅より導体間空隙の広いプリント配線板と、前記プリント配線板と接続する複数の電流導通領域の導体幅より導体間空隙の狭い前記プリント配線リード線の配接で両者の導体幅比が1:2以上であることを特徴とするブラシレスモータ。 And 1. A free printed wiring lead bending having a plurality of current conduction region for connecting the printed wiring board, a printed wiring board having a plurality of current conduction region for connecting the printed wiring lead , an annular drive magnet fixed to the rotating shaft so as to face at a predetermined gap to the stator in the axial direction comprising a housing for holding a plurality of windings and the bearing, a rotor frame that holds the driving magnets It has made rotor, and a wide printed circuit board having conductor voids than the conductor width of the plurality of current conduction region for connecting the printed wiring lead conductors of the plurality of current conducting region connecting with the printed circuit board brushless motor, characterized in that at least two: both conductor width ratio in SEQ contact the narrow inter-conductor gaps than the width the printed circuit leads 1.
  2. 【請求項2】 ブラシレスモータのプリント配線リード線を接続するための複数の電流導通領域の導体幅方向両端の導体幅を他の導体幅より広く設けたプリント配線板と、複数の電流導通領域導体幅方向の両端の導体幅を他の導体幅より広く設けたプリント配線リード線を配接することを特徴とする請求項1記載のブラシレスモータ。 Wherein the printed wiring board the conductor width of the conductor width direction ends of the plurality of current conduction region for connecting the printed wiring lead of the brushless motor is provided wider than the other conductor width, a plurality of current conducting region conductors brushless motor according to claim 1, wherein the contact arrangement of the printed circuit leads the conductor width in the width direction of the both ends is provided wider than the other conductor width.
  3. 【請求項3】 プリント配線リード線を接続する複数の電流導通領域は導体幅より導体間空隙が広くなくてもよいか、または複数の電流導通領域は導体幅より導体間空隙が狭くなくてもよい請求項1記載のブラシレスモータ。 Wherein either the printed circuit leads plurality of current conduction region to be connected may not be wide inter-conductor gaps than the conductor width, or more current conduction region or may not narrow inter-conductor gaps than the conductor width brushless motor good claim 1.
JP19528994A 1994-08-19 1994-08-19 Brushless motor Pending JPH0865982A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19528994A JPH0865982A (en) 1994-08-19 1994-08-19 Brushless motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19528994A JPH0865982A (en) 1994-08-19 1994-08-19 Brushless motor

Publications (1)

Publication Number Publication Date
JPH0865982A true true JPH0865982A (en) 1996-03-08

Family

ID=16338680

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19528994A Pending JPH0865982A (en) 1994-08-19 1994-08-19 Brushless motor

Country Status (1)

Country Link
JP (1) JPH0865982A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7755785B2 (en) 1996-05-14 2010-07-13 Ricoh Company, Ltd. Image forming apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7755785B2 (en) 1996-05-14 2010-07-13 Ricoh Company, Ltd. Image forming apparatus
US7952744B2 (en) 1996-05-14 2011-05-31 Ricoh Company, Ltd. Controlling a configuration of an image forming apparatus
US8102556B2 (en) 1996-05-14 2012-01-24 Ricoh Company, Ltd. Controlling a configuration of an image forming apparatus using a Java application

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