JPS62187542A - ボルト頭部のトリミング加工法 - Google Patents

ボルト頭部のトリミング加工法

Info

Publication number
JPS62187542A
JPS62187542A JP2947586A JP2947586A JPS62187542A JP S62187542 A JPS62187542 A JP S62187542A JP 2947586 A JP2947586 A JP 2947586A JP 2947586 A JP2947586 A JP 2947586A JP S62187542 A JPS62187542 A JP S62187542A
Authority
JP
Japan
Prior art keywords
trimming
bolt
bolt head
punch
head
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
JP2947586A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0337812B2 (en, 2012
Inventor
Mitsuaki Obata
小畑　光昭
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.)
NISSHIN STAINLESS KK
Original Assignee
NISSHIN STAINLESS KK
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 NISSHIN STAINLESS KK filed Critical NISSHIN STAINLESS KK
Priority to JP2947586A priority Critical patent/JPS62187542A/ja
Publication of JPS62187542A publication Critical patent/JPS62187542A/ja
Publication of JPH0337812B2 publication Critical patent/JPH0337812B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Forging (AREA)
JP2947586A 1986-02-12 1986-02-12 ボルト頭部のトリミング加工法 Granted JPS62187542A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2947586A JPS62187542A (ja) 1986-02-12 1986-02-12 ボルト頭部のトリミング加工法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2947586A JPS62187542A (ja) 1986-02-12 1986-02-12 ボルト頭部のトリミング加工法

Publications (2)

Publication Number Publication Date
JPS62187542A true JPS62187542A (ja) 1987-08-15
JPH0337812B2 JPH0337812B2 (en, 2012) 1991-06-06

Family

ID=12277114

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2947586A Granted JPS62187542A (ja) 1986-02-12 1986-02-12 ボルト頭部のトリミング加工法

Country Status (1)

Country Link
JP (1) JPS62187542A (en, 2012)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102941309A (zh) * 2012-12-06 2013-02-27 宁波东港紧固件制造有限公司 一种四工位冷墩机的切边装置
KR101276631B1 (ko) * 2011-11-17 2013-06-19 주식회사 선일다이파스 강소성 가공 장치 및 그 방법
CN105642817A (zh) * 2016-03-18 2016-06-08 浙江机电职业技术学院 一种球面六角螺栓的塑性成型方法
CN108994228A (zh) * 2018-06-22 2018-12-14 安徽长江紧固件有限责任公司 一种多工位冷镦机扭剪型高强螺栓生产工艺

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50102565A (en, 2012) * 1974-01-17 1975-08-13

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50102565A (en, 2012) * 1974-01-17 1975-08-13

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101276631B1 (ko) * 2011-11-17 2013-06-19 주식회사 선일다이파스 강소성 가공 장치 및 그 방법
CN102941309A (zh) * 2012-12-06 2013-02-27 宁波东港紧固件制造有限公司 一种四工位冷墩机的切边装置
CN105642817A (zh) * 2016-03-18 2016-06-08 浙江机电职业技术学院 一种球面六角螺栓的塑性成型方法
CN108994228A (zh) * 2018-06-22 2018-12-14 安徽长江紧固件有限责任公司 一种多工位冷镦机扭剪型高强螺栓生产工艺

Also Published As

Publication number Publication date
JPH0337812B2 (en, 2012) 1991-06-06

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