Bag opening device

The utility model provides a bag opening device belongs to bagging -off appurtenance technical field, including two at least side bearers with be used for connecting the connecting rod of two side bearers, the side bearer includes parallel arrangement's sheer pole and last horizontal pole and is used for connecting the pole setting of sheer pole and last horizontal pole, goes up to be equipped with on the horizontal pole to be used for hanging first string of holding the sack and to hold the piece, the connecting rod includes and is used for can dismantling the first connecting rod of being connected and being used for can dismantling the second connecting rod of being connected with the last horizontal pole or the pole setting of two side bearers respectively with the sheer pole of two side bearers respectively. The utility model discloses a setting up side bearer and the first connecting rod that can dismantle and second connecting rod, can conveniently realizing three -dimensional frame construction and th