Title:
PRINTING DEVICE OF CORRUGATED CARDBOARD SHEET AND CARTON MAKING MACHINE FOR CORRUGATED CARDBOARD SHEET
Document Type and Number:
Japanese Patent JP2022175279
Kind Code:
A
Abstract:
To provide a printing device of a corrugated cardboard sheet which secures maintainability of a switch valve, and suppresses deflection of a chamber frame and can improve printing accuracy while securing a position where an ink conveyance pipe is arranged, and a carton making machine for a corrugated cardboard sheet.SOLUTION: A chamber 33 of a printing device 13 has a steel material 67 and a recovery pipe 109 arranged on a side opposite to an anilox roll 35 with a chamber frame 63 sandwiched therebetween. The steel material 67 has a web part 171 extending in a vertical direction, and a first flange part 172 and a second flange part 173 connected to both ends in the vertical direction in the web part 171. In the web part 171, maintenance holes 181 to 187 are formed with passing therethrough according to a position of a connection hole valve 115 or the like. In the second flange part 173, insertion parts 211 to 217 to which the recovery pipe 109 is inserted are formed.SELECTED DRAWING: Figure 6
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Inventors:
TOTSUKA YUSUKE
Application Number:
JP2021081540A
Publication Date:
November 25, 2022
Filing Date:
May 13, 2021
Export Citation:
Assignee:
ISOWA INDUSTRY CO
International Classes:
B41F31/06; B41F5/24; B41F17/14; B41F31/04; B41F31/08
Attorney, Agent or Firm:
Patent Attorney Corporation Next