Grape wall breaking device for separating grape seeds

The utility model discloses a grape wall breaking device for separating grape seeds, which belongs to the technical field of grape wine brewing equipment and comprises a crushing roller driven by a driving part, an arc-shaped extrusion guide plate is arranged on the outer side of the crushing roller, and the distance between the extrusion guide plate and the crushing roller is gradually reduced from an inlet to an outlet. The size of meshes in the extrusion guide plate is between the size of grape seeds and the size of grape skins, so that the grape seeds conveniently fall onto a filter screen below; fruit juice flows into a lower storage box, and wall-broken fruit peels are discharged from the outlet side of the crushing roller along with rotation of the crushing roller, fall into the storage box, are mixed with the fruit juice and enter a later fermentation tank; and grape skins on the outlet side of the crushing roller are removed through a residue removal mechanism, and the grape skins enter the storage b