Simple reinforcement cage main reinforcement positioning device

The utility model discloses a simple steel reinforcement cage main reinforcement positioning device which comprises an operating handle, any end of the operating handle is coaxially connected with a supporting rod, any side of the supporting rod is sequentially and vertically provided with a to-be-welded main reinforcement positioning piece and a welded main reinforcement clamping piece from top to bottom, and a steel reinforcement bayonet is formed between the welded main reinforcement clamping piece and the supporting rod. And an inclined strut is arranged between the welded main rib clamping piece and the to-be-welded main rib positioning piece. The to-be-welded main reinforcement positioning piece, the welded main reinforcement clamping piece and the inclined strut are connected to form a triangular structure with the most stable stress, the inner strut is additionally arranged in the triangular structure, and it is guaranteed that deformation of the spacing control structure and influence on the spacing