Method and apparatus for forming a molding

A method and an apparatus for molding a molding with a shape changing area Mc at a predetermined portion 61 of an extruded strip 60 where the shape of a designing side of the predetermined portion changes comprises a bottom face removal step of removing a bottom face 67 of a predetermined portion 65 of said extruded strip 60 to have a shape and a depth corresponding to those of said shape changing area to form a bottom face removal portion; a heating/softening step of heating/softening a bottom face removal portion 68 of said extruded strip 60; a stamping step of stamping said bottom face removal portion 68 of said extruded strip 60 by a stamping die 80 having a die face corresponding to said shape changing area so that it is shaped in said die shape.