Transport device and image forming apparatus

An image forming apparatus comprising:

• an image forming unit that forms an image on a recording medium;
• and
• a transport device that transports one of a recording medium on which an image is to be formed by the image forming unit and a recording medium on which an image has been formed by the image forming unit,
• wherein the transport device includes
• a first rotary part that rotates,
• a second rotary part that contacts the first rotary part, that forms a pinch region where the recording medium is pinched between the second rotary part and the first rotary part, and that rotates together with the first rotary part, and
• a positioning mechanism that positions the second rotary part with respect to the first rotary part, and
• wherein the positioning mechanism includes
• a swing part that supports one end portion side of the second rotary part, that is supported at one end portion side of the first rotary part, and that is swingable around a rotation center of the first rotary part, and
• a fixing section that fixes the swing part.