Special fixture for processing semicircular steel grating

The utility model discloses a special fixture for processing a semicircular steel grating, which comprises a support platform, a stop lever and a plurality of baffles, the stop lever is fixed on the support platform, the baffles are fixedly arranged on the support platform and positioned on the same side of the stop lever, and one ends of the plurality of baffles close to the stop lever are positioned on a semicircle on the stop lever by taking the stop lever as a circle center. In the using state, first flat steel used for manufacturing the semicircular steel grating is bent to be semicircular and arranged between the stop lever and the baffles, second flat steel used for manufacturing the semicircular steel grating is clamped to the side, close to the baffles, of the stop lever through two or more clamping pieces, and the two ends of the second flat steel are connected with the first flat steel correspondingly. The flat steel for manufacturing the semicircular steel grating is fixed, meanwhile, the first fl