To provide a former system with properly adjusted scraping type blade.
The former system comprises a first wire 3A and a second wire 4A formed as a loop, clasping the raw material fluid for paper making and conveying as a wet paper, a head box 40A spraying the raw material fluid for paper making to a gap formed by the both wires 3A, 4A, a suction forming roll 12A contacting with the second wire 4A, a forming shoe 13A slide contacting with the second wire 4A on its down flow, and a scraping type blade 14A installed between the suction forming roll 12A and the forming shoe 13A and slide contacting to the first wire 3A and set as displacement controllable to the direction advancing/retreating to the first wire 3A or almost parallel to the direction of the travel of the wire 3A, wherein the position of the scraping type blade is regulated according to the thickness of the wet paper.
COPYRIGHT: (C)2008,JPO&INPIT
IWATA HIROSHI
NAGANO AKIHITO
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