A method for exchanging mold members of a rotary mold type injection molding machine including a rotary table to which each of the mold members is mounted, which is rotatably provided on one of a fixed platen and a movable platen, and which is provided with a mold-member moving mechanism,
- the method comprising:
- upon mold member exchange, moving each of the mold members in a horizontal direction by the mold-member moving mechanism;
- and
- performing carrying-in or carrying-out of each of the mold members from between upper and lower tie bars on at least one of an operation side or a side opposite to the operation side.