JPS61180638A - ボルト類の割りピン穴加工方法 - Google Patents

ボルト類の割りピン穴加工方法

Info

Publication number
JPS61180638A
JPS61180638A JP24487384A JP24487384A JPS61180638A JP S61180638 A JPS61180638 A JP S61180638A JP 24487384 A JP24487384 A JP 24487384A JP 24487384 A JP24487384 A JP 24487384A JP S61180638 A JPS61180638 A JP S61180638A
Authority
JP
Japan
Prior art keywords
pin hole
punch
split pin
punching
bolt
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
JP24487384A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0462813B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Toshio Furukawa
古川　寿夫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RIZUMU JIDOSHA BUHIN SEIZO KK
Rhythm Motor Parts Manufacturing Co Ltd
Original Assignee
RIZUMU JIDOSHA BUHIN SEIZO KK
Rhythm Motor Parts Manufacturing Co Ltd
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 by RIZUMU JIDOSHA BUHIN SEIZO KK, Rhythm Motor Parts Manufacturing Co Ltd filed Critical RIZUMU JIDOSHA BUHIN SEIZO KK
Priority to JP24487384A priority Critical patent/JPS61180638A/ja
Publication of JPS61180638A publication Critical patent/JPS61180638A/ja
Publication of JPH0462813B2 publication Critical patent/JPH0462813B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Forging (AREA)
JP24487384A 1984-11-20 1984-11-20 ボルト類の割りピン穴加工方法 Granted JPS61180638A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP24487384A JPS61180638A (ja) 1984-11-20 1984-11-20 ボルト類の割りピン穴加工方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24487384A JPS61180638A (ja) 1984-11-20 1984-11-20 ボルト類の割りピン穴加工方法

Publications (2)

Publication Number Publication Date
JPS61180638A true JPS61180638A (ja) 1986-08-13
JPH0462813B2 JPH0462813B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-10-07

Family

ID=17125267

Family Applications (1)

Application Number Title Priority Date Filing Date
JP24487384A Granted JPS61180638A (ja) 1984-11-20 1984-11-20 ボルト類の割りピン穴加工方法

Country Status (1)

Country Link
JP (1) JPS61180638A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105436296A (zh) * 2015-12-30 2016-03-30 南车眉山车辆有限公司 一种铁路货车扁孔圆销在曲柄压力机上冲孔的工装

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105436296A (zh) * 2015-12-30 2016-03-30 南车眉山车辆有限公司 一种铁路货车扁孔圆销在曲柄压力机上冲孔的工装

Also Published As

Publication number Publication date
JPH0462813B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-10-07

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