JPH0437227U - - Google Patents

Info

Publication number
JPH0437227U
JPH0437227U JP7831090U JP7831090U JPH0437227U JP H0437227 U JPH0437227 U JP H0437227U JP 7831090 U JP7831090 U JP 7831090U JP 7831090 U JP7831090 U JP 7831090U JP H0437227 U JPH0437227 U JP H0437227U
Authority
JP
Japan
Prior art keywords
peripheral surface
workpiece
hole
core rod
inner peripheral
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.)
Granted
Application number
JP7831090U
Other languages
English (en)
Other versions
JP2510191Y2 (ja
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
Application filed filed Critical
Priority to JP7831090U priority Critical patent/JP2510191Y2/ja
Publication of JPH0437227U publication Critical patent/JPH0437227U/ja
Application granted granted Critical
Publication of JP2510191Y2 publication Critical patent/JP2510191Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Powder Metallurgy (AREA)

Description

【図面の簡単な説明】
第1図ないし第4図はこの考案の矯正用コアロ
ツドの一実施例を示すものであり、第1図はコア
ロツドを含む矯正金型の要部を示す断面図、第2
図はコアロツドの要部の拡大断面図、第3図は歯
車を矯正している状態を示す矯正金型の要部の断
面図、第4図は歯車の軸穴の内周面を荒らしてい
る状態を示す矯正金型の要部の断面図である。 5……矯正用コアロツド、6……ロツド本体、
7……荒し部。

Claims (1)

  1. 【実用新案登録請求の範囲】 ワークの矯正工程の際に、該ワークの孔に挿通
    されて該ワークを圧縮することにより上記孔を矯
    正する矯正用コアロツドにおいて、 ロツド本体の外周面に、上記孔の内周面に摺接
    して該内周面を荒わす荒し部を形成したことを特
    徴とする矯正用コアロツド。
JP7831090U 1990-07-24 1990-07-24 矯正用コアロッド Expired - Lifetime JP2510191Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7831090U JP2510191Y2 (ja) 1990-07-24 1990-07-24 矯正用コアロッド

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7831090U JP2510191Y2 (ja) 1990-07-24 1990-07-24 矯正用コアロッド

Publications (2)

Publication Number Publication Date
JPH0437227U true JPH0437227U (ja) 1992-03-30
JP2510191Y2 JP2510191Y2 (ja) 1996-09-11

Family

ID=31621471

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7831090U Expired - Lifetime JP2510191Y2 (ja) 1990-07-24 1990-07-24 矯正用コアロッド

Country Status (1)

Country Link
JP (1) JP2510191Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017047697A1 (ja) * 2015-09-15 2017-03-23 Ntn株式会社 圧粉体の製造方法および焼結金属部品の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017047697A1 (ja) * 2015-09-15 2017-03-23 Ntn株式会社 圧粉体の製造方法および焼結金属部品の製造方法

Also Published As

Publication number Publication date
JP2510191Y2 (ja) 1996-09-11

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