Circle bale bundling machine shaping circle bale release control device

The utility model discloses a circle bale bundling machine shaping circle bale release control device, opening and close hydro -cylinder, lock including the back roll knapsack and dying drag hook, roll axis, extension spring, sensor and send out news mechanism, lock and die the drag hook and open limiting plate and the lock drag hook floating supporting mechanism that dies, hydro -cylinder both ends end is opened and close to the back roll knapsack, and to die the drag hook rear end articulated with back roll knapsack and lock respectively, and the lock is died the preceding end hook portion of drag hook and is hooked the roll axis, and the lock drag hook middle part of dying is hooked to the extension spring upper end, and the lower extreme hooks front roll cavity lower part. The news establishment of institution is sent out at the extension spring downside to the sensor, and it is articulated with front roll cavity lower part through supporting the mandrel that the drag hook rear portion is died to the lock