Back coating device

The utility model discloses a back coating device and belongs to the technical field of laser aluminized paper production. Comprising a rack, a circulating structure, a glue tank, a back coating structure, a rear traction roller, a front traction roller, a tension roller, an upper traction roller, a...

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Bibliographische Detailangaben
Hauptverfasser:	GUO YANG, KE ZHONGLAI, WEI HAN, WU YI, LI YANG, ZHANG QING, ZHU JIZHONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	IMPREGNATING OR COATING OF PAPER PAPER NOT OTHERWISE PROVIDED FOR PAPER-MAKING PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D PRODUCTION OF CELLULOSE PULP COMPOSITIONS TEXTILES TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G
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Beschreibung
Zusammenfassung:	The utility model discloses a back coating device and belongs to the technical field of laser aluminized paper production. Comprising a rack, a circulating structure, a glue tank, a back coating structure, a rear traction roller, a front traction roller, a tension roller, an upper traction roller, a rotating frame, a plurality of partition plates with different heights and a hand wheel driving structure, and the back coating structure comprises a back coating roller with the lower portion immersed in back coating liquid, a pressing roller on the upper side of the back coating roller and a glue scraping plate on the rear side of the back coating roller; a partition plate is detachably arranged on the front portion of the glue groove and located in front of the back coating roller, the glue groove is divided into a containing groove and an overflow groove in the front-back direction through the partition plate, back coating liquid is contained in the containing groove and overflows into the overflow groove, and