This utility model discloses an automated crimping device for automotive terminal blocks, belonging to the technical field of crimping equipment. This automated crimping device for automotive terminal blocks includes a worktable with a pressing mechanism on its top surface, and a cylinder mounted on the top surface of the pressing mechanism; a terminal placement plate, with sliding grooves on both sides of the inner wall of the worktable, the terminal placement plate slidably connected inside the sliding grooves, the terminal placement plate including a plate with a placement hole on its top surface, and baffles hinged to both sides of the bottom surface of the plate near the placement hole; a terminal block placement plate, slidably connected inside the sliding grooves, the terminal block placement plate including a top plate and a bottom plate, the top surface of the top plate having a hole that matches the placement hole, and the bottom surface of the top plate having a sliding groove that slides against the bottom plate; the pressing mechanism including an outer box, with a lifting plate slidably connected inside the outer box.