Semi-automatic sports car web cutting device

The utility model provides a semi-automatic roadster web cutting device which comprises a roadster, a pipe fitting joint, a connecting seat, a cross beam and a flame gun, a pair of clamping pieces is arranged on the cross beam, each clamping piece comprises a square head, an L-shaped rod, an adjusting wheel, a screw rod, a clamping plate and a nut, and each clamping plate comprises a first horizontal part, a first vertical part, a second horizontal part and a second vertical part which are sequentially connected end to end. A connector is further arranged on the cross beam, an installation piece used for installing a flame gun is arranged in the center of the connector and comprises a center rod, a flange plate and an installation disc, a plurality of installation holes distributed in a circular array mode are formed in the installation disc, and the eccentric angles of the installation holes and the center rod are different. The device can reasonably complete different cutting contents, is reasonable in desi