PURPOSE: To secure the precision of parts and assembly and to get rid of troubles such as the oblique motion of blank, jamming, etc. in feeding paper, by arranging plural guide plates side by side in the axial direction of platen.

CONSTITUTION: Plural pieces of guide plates 2 of the same shape supporting the axial ends 3a, 4a, of delivery rollers 3, 4 by cutting risers 2d are arranged side by side and pushed up with the spring plates 7 accordingly arranged side by side. The U-shaped projections 2c of guide plate 2 are, in a guide manner, loaded into the groove 12 provided to a guide bearing component 11. Both ends and the central part of operation axis 5 are supported with the bearing components 11 and a gear 6 is mounted to one end thereof. The delivery rollers 3, 4 supported with the guide plates 2 come in pressured contact with the platen 1. A pair of guide plates 2 is respectively operated individually to the platen 1.