Connecting rod type anti-twist device of numerical control hoop bending machine

The utility model relates to a connecting rod type anti-twist device of a numerical control hoop bending machine. The connecting rod type anti-twist device is mainly used in a fully automatic numerical control hoop bending machine. The connecting rod type anti-twist device of the numerical control hoop bending machine comprises a rack and a front panel, wherein the front panel is arranged on the upper part of the rack; the connecting rod type anti-twist device of the numerical control hoop bending machine is characterized in that a fixed straightening wheel and an anti-twist straightening wheel are arranged on one side of the front panel and are provided with corresponding V-shaped grooves respectively; the anti-twist straightening wheel is arranged on the front panel through a sliding shaft; the other end of the sliding shaft penetrates through the other side of the front panel; and an end part of the sliding shaft is provided with a triangular connecting rod mechanism for adjustment in equal proportion. The