Patent ID: 7684750

Claim:
An image forming apparatus in which an original reading portion is disposed in an upper portion of the apparatus main body, a feed portion is disposed in a lower portion of the apparatus main body, and a printing portion is disposed between the original reading portion and the feed portion, wherein a paper post-processing portion that can perform a plurality of types of paper post-processing for recording paper transported from the apparatus main body after printing by the printing portion is finished, and a discharge portion to which recording paper is discharged after paper post-processing by the paper post-processing portion is finished, are disposed in a space of the apparatus main body formed by the original reading portion, the printing portion, and the feed portion, wherein in the paper post-processing portion, a punching unit provided with a hole-punching function is disposed on the upstream side in the paper transport direction, and a stapling unit provided with a stapling function is disposed on the downstream side in the paper transport direction, the punching unit is fixed to the apparatus main body, the stapling unit is provided such that it can slide together with the discharge portion relative to the apparatus main body, and the slidable direction is the paper transport direction.