Welding positioning clamp for drive axle plate spring base plate

A welding positioning clamp for a drive axle plate spring base plate belongs to the field of welding devices and comprises a base, a first screw hole is formed in the top face of the base, a bolt is installed in the first screw hole in a threaded mode, the upper end of the bolt is fixedly connected with the lower end of a vertical cylinder, and first through grooves are formed in the lower portions of the two sides of the vertical cylinder respectively. The stop dogs can horizontally move along the corresponding second through grooves. During installation, the bottom surface of the base is fixedly connected with the top surface of the workbench of the welding device, the positioning hole in the center of the plate spring base plate is sleeved outside the clamping block, the vertical cylinder drives the corresponding stop block to move downwards, the bottom surface of the stop block is in contact fit with the top surface of the plate spring base plate, and the plate spring base plate isclamped through mutual c