Manual vehicle body clamping device

The utility model provides a manual vehicle body clamping device. The manual vehicle body clamping device comprises a handle, a connecting block, a chuck block and a base, the chuck block is movably connected with the base and the connecting block through pins respectively; the opening end of the handle is arranged on the outer sides of the connecting block, the chuck block and the base in a clamping and sleeving mode and fixedly connected with the connecting block and the base through bolts of the national standard part, and the handle drives the connecting block to rotate on the upper end face of the chuck block so as to lock or loosen the chuck block. The welding gun clamping device has good clamping force and accurate positioning performance, is high in operability, convenient to assemble and disassemble and high in repeated utilization rate, and guarantees the operation and welding quality of a welding gun of a worker; and the device is small, exquisite, practical, small in occupied space, suitable for b