The invention discloses a novel steamed bun cutter. The novel steamed bun cutter structurally comprises a dough feeding hopper, a supporting rod, a supporting platform, a machining case, a case door,a control button, movable rollers, an automatic machining device, a finished product outlet, a cutter blade, a cutting machine, a finished product conveying platform, a power case, a cutting motor anda belt wheel group, wherein the dough feeding hopper is obliquely arranged above the right side of the supporting platform; the supporting rod is arranged under the dough feeding hopper; the upper end of the supporting rod is movably connected with the dough feeding hopper through a hinge, and the lower end of the supporting rod is fixedly connected with the right side surface of the machining case in an electric welding way; the supporting platform is arranged above the machining case and is connected with the machining case in the electric welding way. The novel steamed bun cutter disclosedby the invention has the beneficial effects that through the automatic machining device which is arranged, a fermented dough can be automatically fed into the machining case for carrying out tabletting and curling forming machining; meanwhile, stuffing can be freely added, steamed buns in various tastes can be prepared, the automation degree of the novel steamed bun cutter is effectively increased, the practicability of the novel steamed bun cutter is improved, and the application range of the novel steamed bun cutter is enlarged.