JP2005137111A5 - - Google Patents

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Publication number
JP2005137111A5
JP2005137111A5 JP2003370093A JP2003370093A JP2005137111A5 JP 2005137111 A5 JP2005137111 A5 JP 2005137111A5 JP 2003370093 A JP2003370093 A JP 2003370093A JP 2003370093 A JP2003370093 A JP 2003370093A JP 2005137111 A5 JP2005137111 A5 JP 2005137111A5
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JP
Japan
Prior art keywords
stator core
chamfering
teeth
corner
tooth
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
JP2003370093A
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Japanese (ja)
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JP2005137111A (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2003370093A priority Critical patent/JP2005137111A/en
Priority claimed from JP2003370093A external-priority patent/JP2005137111A/en
Publication of JP2005137111A publication Critical patent/JP2005137111A/en
Publication of JP2005137111A5 publication Critical patent/JP2005137111A5/ja
Pending legal-status Critical Current

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Claims (6)

ヨーク部とティース部を絶縁コーティングで覆い励磁コイルを巻装し用いられるモータ用の、磁性粉末により型で成形し製作される固定子鉄心のティース端部の角部面取り加工方法において、成形された固定子鉄心のパンチの強度を高めるための面取り部より生じた角部を、後の工程で金型により加圧して面取り加工を行うという手順で処理することを特徴とするモータ用固定子鉄心のティース端部の角部面取り加工方法。   In the method of chamfering the corners of the teeth end of the stator core, which is formed by molding with a magnetic powder mold, for the motor used by covering the yoke and teeth with insulating coating and winding the exciting coil. In the stator core for motors, characterized in that the corner portion generated from the chamfered portion for increasing the punch strength of the stator core is processed by a procedure in which chamfering is performed by pressing with a mold in a later step. Method for chamfering corners of teeth ends. 前記加工方法に用いられる固定子鉄心のティース端部の角部面取り加工用パンチの加圧部斜面は、ティースを跨いで左右対称に設けられていることを特徴とする請求項１記載のモータ用固定子鉄心のティース端部の角部面取り加工方法。   2. The motor according to claim 1, wherein the inclined surface of the pressurizing portion of the corner chamfering punch at the end of the teeth of the stator core used in the processing method is provided symmetrically across the teeth. A method for chamfering the corners of the teeth of the stator core. 前記加工方法に用いられる固定子鉄心のティース端部の角部面取り加工用パンチの加圧部斜面は、ティースの側面の角度からコイルが巻装されるティース端部への接線より大きな角度まで、ティース端部に向かうに従ってティース側面とのなす角が徐々に大きくなっていることを特徴とする請求項１記載のモータ用固定子鉄心のティース端部の角部面取り加工方法。   The pressing portion slope of the corner chamfering punch of the tooth end of the stator core used in the processing method is from the angle of the side surface of the tooth to an angle larger than the tangent to the tooth end where the coil is wound, 2. The method for chamfering a corner portion of a tooth end portion of a stator core for a motor according to claim 1, wherein an angle formed with the side surface of the tooth gradually increases toward the tooth end portion. 前記角部の加圧加工によりはみ出す部分を、励磁コイルの巻装に接しないティース端部の隅部に生じさせることを特徴とする請求項１記載のモータ用固定子鉄心のティース端部の角部面取り加工方法。   The corner of the tooth end portion of the stator core of the motor according to claim 1, wherein a protruding portion of the corner portion is formed at a corner portion of the tooth end portion not contacting the winding of the exciting coil. Part chamfering method. ヨーク部とティース部を絶縁コーティングで覆い励磁コイルを巻装し用いられるモータ用の、磁性粉末により型で成形し製作される固定子鉄心において、成形された固定子鉄心のパンチの強度を高めるための面取り部より生じた角部を、金型により加圧して面取り加工をしたことを特徴とする固定子鉄心。  In order to increase the punch strength of a stator core that is molded and molded with magnetic powder for a motor that is used by covering the yoke and teeth with an insulating coating and winding an exciting coil. A stator core characterized in that a corner portion generated from the chamfered portion is chamfered by pressing with a mold. 請求項５に記載の固定子鉄心を備えたことを特徴とするモータ。  A motor comprising the stator core according to claim 5.
JP2003370093A 2003-10-30 2003-10-30 Corner beveling method at teeth end part of stator core for motor Pending JP2005137111A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2003370093A JP2005137111A (en) 2003-10-30 2003-10-30 Corner beveling method at teeth end part of stator core for motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003370093A JP2005137111A (en) 2003-10-30 2003-10-30 Corner beveling method at teeth end part of stator core for motor

Publications (2)

Publication Number Publication Date
JP2005137111A JP2005137111A (en) 2005-05-26
JP2005137111A5 true JP2005137111A5 (en) 2006-09-21

Family

ID=34647207

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003370093A Pending JP2005137111A (en) 2003-10-30 2003-10-30 Corner beveling method at teeth end part of stator core for motor

Country Status (1)

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JP (1) JP2005137111A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101092320B1 (en) * 2005-11-23 2011-12-09 주식회사 동서전자 Stator used in a motor and formed from soft magnetic powder material
JP6152002B2 (en) * 2013-07-29 2017-06-21 住友電気工業株式会社 Method for producing a green compact

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0623531Y2 (en) * 1988-08-17 1994-06-22 トヨタ自動車株式会社 Mold for chamfering sintered parts
JPH04322141A (en) * 1991-04-22 1992-11-12 Victor Co Of Japan Ltd Motor core
JP2002262508A (en) * 2001-02-27 2002-09-13 Tokyo Parts Ind Co Ltd Stator core, stator with core, spindle motor with stator, and manufacturing method for motor
JP2004242443A (en) * 2003-02-06 2004-08-26 Asmo Co Ltd Motor, core, manufacturing method thereof, and fixing structure thereof

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