Assopack High Speed Automatic Paper Guillotine with automatic clamping system with an electro-magnetic clutch and brake. Spring clamping is automatically controlled by two spring loaded levers and traversing links in connection with the knife carrir to make the full clamping pressur effective at any height before the knife starts at any height before the knife starts cutting. Clamp as well as foot are operated simultaneously to facilitate cutting line checking prior to the cutting process. As overloaded earthing device has been incorporated and this is again a safety device.