The utility model discloses a buttress pile up neatly machinery hand device is separated to angle steel, including the manipulator, the manipulator is 45 jiaos electromagnet group by two bottoms and closes, and two electro -magnet are installed respectively on two reverse lead screws, and the reverse lead screw of motor drive rotates and then drives two electro -magnet anatrepsis and forms " V -arrangement " or " fall V -arrangement " structure for snatch the angle steel or the adjustable clamp mouth size of different states. The utility model discloses can satisfy the classification and the pile up neatly of many specifications angle steel, realize alternateing shape and size automatically, satisfy snatching of different angle steel, have reduce intensity of labour, provide efficiency, advantage that the reliability is high.