Electronic truck scale with height adjusting function

The utility model relates to the technical field of electronic truck scales, in particular to an electronic truck scale with a height adjusting function, which comprises a lifting assembly, a mounting frame and a truck scale main body which are sequentially arranged from low to high, a weighing platform is arranged in a groove formed in the top of the truck scale main body through a plurality of weighing sensors; the mounting rack is connected with the truck scale main body through a plurality of buffer assemblies; the lifting assemblies are connected with the mounting frame, each lifting assembly comprises a vertically-arranged screw rod and is rotatably arranged on the base under the driving of the driving component, the upper end of each lifting assembly is in threaded connection with the mounting frame and penetrates through the mounting frame, and the guide column and the screw rod are arranged on the base in parallel, and the guide column is in sliding connection with the mounting frame and penetrates t