An automatic anti-curl assembly and printer

Abstract

The utility model relates to an automatic anti-curling assembly and printer, automatic anti-curling assembly includes rotatable connection's paper bin upper shell and paper bin lower shell, is provided with transmission part on paper bin upper shell, and the transmission part positive rotation or reversal can be driven by the rotation opening and closing of paper bin upper shell relative to paper bin lower shell, is provided with anti-curling axle driven piece on paper bin lower shell, be provided with rotating arm on anti-curling axle driven piece, be provided with anti-curling axle on rotating arm, transmission part is driven connection to anti-curling axle driven piece, paper bin upper shell rotates and opens, drives anti-curling axle to move to not with the notch of paper roll groove opposite, paper bin upper shell rotates and closes, drives anti-curling axle to move to with the notch of paper roll groove opposite. The utility model discloses an automatic anti-curling assembly, can effectively flatten the printing paper of printing paper roll, can automatically switch the position of anti-curling axle through opening or closing paper bin upper shell, and the anti-curling axle is moved to the target position without extra operation when replacing paper roll.

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