Title:
PIPE MACHINING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2020/032461
Kind Code:
A1
Abstract:
The present invention relates to a pipe machining apparatus for easily machining a connecting portion of a metal pipe, the pipe machining apparatus according to the present invention comprising: a mounting unit for horizontally fixing a metal pipe, wherein the mounting unit moves forward and backward together with the metal pipe; and a machining unit having a projection formed to be inserted into the metal pipe and an accommodating recess formed on the outer circumference of the lower portion of the projection to accommodate and contact one end of the metal pipe, wherein the machining unit heats, by rotation, the one end of the metal pipe accommodated in the accommodating recess and presses the metal pipe toward the accommodating recess so that the one end of the heated metal pipe is bent outwards.
Inventors:
KIM KI NYEON (KR)
Application Number:
PCT/KR2019/009489
Publication Date:
February 13, 2020
Filing Date:
July 30, 2019
Export Citation:
Assignee:
KIM KI NYEON (KR)
International Classes:
B21D19/12; B21D37/16; B21D43/00
Foreign References:
| JPH0952128A | 1997-02-25 | |||
| JP2003117615A | 2003-04-23 | |||
| KR100613644B1 | 2006-08-17 | |||
| JPH11248064A | 1999-09-14 | |||
| JPS59163029A | 1984-09-14 |
Attorney, Agent or Firm:
CHU, Hyuk (KR)
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