Material gun switching system and filling machine with same

The utility model relates to the technical field of filling, and discloses a material gun switching system and a filling machine with the same. The material gun switching system comprises a material gun and a material gun changing mechanism used for switching the material gun. The material gun changing mechanism comprises a material gun connecting base used for installing the material gun, a magnetic disc used for magnetically adsorbing the material gun connecting base and capable of controlling magnetism on and magnetism off, and a material gun bottom valve switching mechanism arranged above the magnetic disc. The material gun bottom valve opening and closing mechanism comprises a clamping sleeve clamped and matched with the top end of an extension rod of the material gun, and a lifting executing mechanism for controlling the clamping sleeve to ascend and descend. The filling machine disclosed by the utility model comprises the material gun switching system. According to the utility model, a set of material