Title:
CARDBOARD SHEET DEFECT DETECTION DEVICE, CARDBOARD SHEET DEFECT REMOVAL DEVICE, AND CARDBOARD SHEET PRODUCTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/207419
Kind Code:
A1
Abstract:
A cardboard sheet defect detection device, a cardboard sheet defect removal device, and a cardboard sheet production device. A cardboard sheet defect detection device (40): that detects defects in a wave-shaped corrugated medium (B) that is stuck onto a back liner (C); and that comprises an imaging device (52) that captures images of the corrugated medium (B), which is part of a single-sided cardboard sheet (D), an inspection position setting device (56) that, on the basis of width information for the single-sided cardboard sheet (D), sets a plurality of inspection positions in the width direction of the single-sided cardboard sheet (D), and a determination device (58) that, on the basis of photographic images captured by the imaging unit (52) at the plurality of inspection positions set by the inspection position setting device (56), determines whether the single-sided cardboard sheet (D) is quality.
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Inventors:
TAKEMOTO SHUICHI (JP)
FUKUSHIGE NAOYUKI (JP)
FUKUSHIGE NAOYUKI (JP)
Application Number:
PCT/JP2018/004740
Publication Date:
November 15, 2018
Filing Date:
February 09, 2018
Export Citation:
Assignee:
MITSUBISHI HEAVY IND MACH SYSTEMS LTD (JP)
International Classes:
B31F1/24; G01B11/02; G01N21/892
Domestic Patent References:
| WO2009075025A1 | 2009-06-18 |
Foreign References:
| JP2016113233A | 2016-06-23 | |||
| JPH06238782A | 1994-08-30 | |||
| JP2002148027A | 2002-05-22 | |||
| JPH07190739A | 1995-07-28 | |||
| JP4857382B2 | 2012-01-18 |
Other References:
See also references of EP 3608096A4
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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