CRANKSHAFT FLAW DETECTION DEVICE

Title:

CRANKSHAFT FLAW DETECTION DEVICE

Document Type and Number:

WIPO Patent Application WO/2014/038149

Kind Code:

A1

Abstract:

A crankshaft flaw detection device (1) used for detecting flaws in the crank pin, web, and fillet section of a crankshaft comprises: a pair of shaft flaw detection heads (2, 3) configured so as to be capable of sandwiching the crank pin (C2) therebetween, and having a first probe (2b) capable of detecting flaws on the shaft surface of the crank pin (C2) or a second probe (3b) capable of detecting flaws in a fillet section at the base of the shaft; and a perpendicular surface flaw detection head (4) configured so as to be capable of coming in contact with the crank pin (C2) and having a third probe (4b) capable of detecting flaws in the side surface of the web (C3). The crankshaft flaw detection device (1) is characterized by the perpendicular surface flaw detection head (4) and the pair of shaft flaw detection heads (2, 3) being movable within the perpendicular surface.

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Inventors:

YAMAJI TETSUO
WASA YASUHIRO
OKAMOTO AKIRA
SUZUKI NORIO
CHIKURI HIDEYUKI

Application Number:

PCT/JP2013/004963

Publication Date:

March 13, 2014

Filing Date:

August 22, 2013

Export Citation:

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Assignee:

KOBE STEEL LTD (JP)

International Classes:

G01N29/26; G01N29/04

Foreign References:

JPH0363857U	1991-06-21
JPH10142104A	1998-05-29
JP2008209148A	2008-09-11
JP2005300544A	2005-10-27

Other References: