Device and method for melting a hot-melt adhesive

A device (1) for melting a hot-melt adhesive (3), comprising a heating plate (5), a plunger (7), the plunger (7) comprising a plunger end face (9), a mounting (11) and a storage container (13) having an inner volume (21) of more than 50 L, wherein the storage container (13) has a rigid lateral wall (15) and two opposite side faces (17, 19) and contains the hot-melt adhesive (3), the plunger end face (9) and the heating plate (5) are arranged opposite one another, and the storage container (13) is received in the mounting (11) in such a manner that the hot-melt adhesive (3) is arranged between the plunger (7) and the heating plate (5), wherein the storage container (13) can be removed from the device, characterized in that the heating plate (5) has a V-shaped surface structure (27) which is formed by ribs (69), and wherein the V-shaped surface structure (27) forms an outlet (29) for melted hot-melt adhesive (31).