Cardboard interchangeable steel construction blanking platform

The utility model provides a cardboard interchangeable steel construction blanking platform is applicable to the cutting of steel construction high strength, unloading operations such as metallic structure preparation field numerical control cutting machine, semi -automatic cutting machine. The utility model discloses a by cardboard, grid web, supporting I steel make up the welding, the assembly form, cardboard, the last draw -in groove that all sets up of grid web, the change is installed and removed to the cardboard of being convenient for, process vertical the welding on supporting I steelbehind the draw -in groove with grid web, and then install the complete blanking platform of formation in the grid web draw -in groove with the cardboard according to the interval. The triangulation point and the contact of unloading bottom surface of the plate at this each cardboard top of platform application form point -to -area support, and it is less to support the each point damage to the cardboard on the platform w