In a textile machine, in which a package is arranged to abut against a rotating drum for rotation for winding up a yarn on a surface of a take-up tube of the package and a brake device is provided in a take-up tube support portion for braking the rotation of the take-up tube in relation with stopage of the rotary drum, there is provided a package support device which comprises an opening/closing arm supporting the brake device and rockably connected to a cradle base of a cradle arm; and a lock mechanism provided between the opening/closing arm and the cradle base for regulating the rocking movement of the opening/closing arm.