JPS63157730A - パイプのスリツト加工方法 - Google Patents

パイプのスリツト加工方法

Info

Publication number
JPS63157730A
JPS63157730A JP30329786A JP30329786A JPS63157730A JP S63157730 A JPS63157730 A JP S63157730A JP 30329786 A JP30329786 A JP 30329786A JP 30329786 A JP30329786 A JP 30329786A JP S63157730 A JPS63157730 A JP S63157730A
Authority
JP
Japan
Prior art keywords
pipe
cutting
processed
slit
torch
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
JP30329786A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0311869B2 (enrdf_load_stackoverflow
Inventor
Kazuo Waga
和賀　和夫
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.)
TOMOEGUMI GIKEN KK
Original Assignee
TOMOEGUMI GIKEN 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 TOMOEGUMI GIKEN KK filed Critical TOMOEGUMI GIKEN KK
Priority to JP30329786A priority Critical patent/JPS63157730A/ja
Publication of JPS63157730A publication Critical patent/JPS63157730A/ja
Publication of JPH0311869B2 publication Critical patent/JPH0311869B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/24—Perforating, i.e. punching holes
    • B21D28/28—Perforating, i.e. punching holes in tubes or other hollow bodies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Punching Or Piercing (AREA)
JP30329786A 1986-12-19 1986-12-19 パイプのスリツト加工方法 Granted JPS63157730A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP30329786A JPS63157730A (ja) 1986-12-19 1986-12-19 パイプのスリツト加工方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP30329786A JPS63157730A (ja) 1986-12-19 1986-12-19 パイプのスリツト加工方法

Publications (2)

Publication Number Publication Date
JPS63157730A true JPS63157730A (ja) 1988-06-30
JPH0311869B2 JPH0311869B2 (enrdf_load_stackoverflow) 1991-02-18

Family

ID=17919256

Family Applications (1)

Application Number Title Priority Date Filing Date
JP30329786A Granted JPS63157730A (ja) 1986-12-19 1986-12-19 パイプのスリツト加工方法

Country Status (1)

Country Link
JP (1) JPS63157730A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0443464U (enrdf_load_stackoverflow) * 1990-08-09 1992-04-13
JPH05169252A (ja) * 1991-12-24 1993-07-09 Tadashi Oguri 鉄骨建築用角パイプ、又はコラム材のｕ形切込み治具及び切断方法
CN104259301A (zh) * 2014-09-11 2015-01-07 李有强 一种冲孔一体机床

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0443464U (enrdf_load_stackoverflow) * 1990-08-09 1992-04-13
JPH05169252A (ja) * 1991-12-24 1993-07-09 Tadashi Oguri 鉄骨建築用角パイプ、又はコラム材のｕ形切込み治具及び切断方法
CN104259301A (zh) * 2014-09-11 2015-01-07 李有强 一种冲孔一体机床

Also Published As

Publication number Publication date
JPH0311869B2 (enrdf_load_stackoverflow) 1991-02-18

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