Apparatus and method for manufacturing a seamless pipe
US9782811B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2012 |
| Grant date | Oct 10, 2017 |
| Priority date | — |
| Expiry date | Jul 10, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K2103/15
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
Provided is an apparatus of manufacturing a seamless pipe. The apparatus includes a container receiving a work therein, a stem pressing one end of the work within the container, a die installed in a direction opposite to the stem, and having an extrusion hole comprised of a plurality of ports, a rotation member installed on a front end of the die, having a stirring tip inserted into a joint surface formed by abutting a plurality of metal pieces to each other on one surface, and rotating to perform a friction stir bonding in a state in which the one surface contacts the joint surface, and a correction mold including a metal pipe discharging path receiving a metal pipe manufactured by the friction stir bonding and discharging the metal pipe to an outside.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.