A wrapping machine has a body, a heater, a lifting platform and a controller. The body has a base, a top board, an upper cover, an exhaust box and a vacuum pump. The top board is detachably mounted on the top of the base. The upper cover is pivotally connected to the base. The heater is mounted in the body and has at least one heating pipe and a blower. The at least one heating pipe is mounted in the upper cover. The blower is mounted on the upper cover. The lifting platform is connected to the body and has a lifting arm and a lifting board. The lifting arm is mounted on and extends upward from the exhaust box. The lifting board is mounted on the lifting arm. The controller is mounted on the body.