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Title:
FACILITY FOR REPLACING BLADE FOR CUTTING AND BEVELING STEEL PIPE
Document Type and Number:
Japanese Patent JP2013248688
Kind Code:
A
Abstract:

To provide a facility for replacing a blade for cutting and beveling.

A facility for replacing a blade for cutting and beveling a steel pipe includes, on the same axes 97A, 97B, cutting blades 74A, 74B for cutting a steel pipe 1 and beveling blades 75A, 75B for beveling the end face of the steel pipe 1 cut by the cutting blades 74A, 74B, respectively. The facility for replacing the blade for cutting and beveling the steel pipe 1 is used to replace cutting/beveling blades 72A, 72B which are attached to respective drive shafts 78A, 78B serving as the rotatable shafts of processing means 21A, 21B disposed in pairs on right and left sides of a conveying path 5 for conveying the steel pipe 1 in the longitudinal direction. The facility further includes air supply pipes 99A, 99B, connection members 85A, 85B, and an air supply device 161 which serve as a blade attaching/detaching device for attaching and detaching the cutting/beveling blades 72A, 72B to and from the drive shafts 78A, 78B, a blade conveying device 131 for conveying the cutting/beveling blades 72A, 72B, and a blade storage device 191 for storing the cutting/beveling blades 72A, 72B.


Inventors:
NAKAJIMA SHIN
NAKAJIMA NORIO
NAKAJIMA HIROSHI
NAKAJIMA NORIO
Application Number:
JP2012123820A
Publication Date:
December 12, 2013
Filing Date:
May 31, 2012
Export Citation:
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Assignee:
NAKAJIMA STEEL PIPE CO LTD
International Classes:
B23Q3/155; B23D21/00
Domestic Patent References:
JPH0811012A1996-01-16
JPH08257860A1996-10-08
JPS5981015A1984-05-10
JP2008168367A2008-07-24
JP2002144129A2002-05-21
JPH07285046A1995-10-31
JPH0938838A1997-02-10
JP2009291928A2009-12-17
Attorney, Agent or Firm:
Morimoto International Patent Office