Pick-up roller drive intermittent of printer

摘要

The present invention relates to a device for controlling the driving of a pickup roller installed in each of the cassette to selectively feed the paper loaded in the paper cassette and the multi-purpose tray, and the pickup roller to transfer the paper loaded in the paper cassette to the main body. A cassette pick-up gear for rotating the feeder, an idle gear that rotates in engagement with the cassette pick-up gear, a tray pick-up gear for rotating the pick-up roller for conveying the sheets loaded in the multi-purpose tray toward the main body, and rotation by the solenoid It is composed of a swing gear installed to be engaged with the tray pickup gear and the idle gear selectively by a certain link in engagement with the main body drive gear to be intermittent, and a bracket of a predetermined length formed to be interfered by the multi-purpose tray on one side of the link. , A simple swing gear And only one of the solenoid driving of the two pick-up roller may optionally interrupted with.