High-precision electronic analytical balance

The utility model discloses a high-precision electronic analytical balance, which belongs to the field of electronic analytical balance equipment and comprises a base, a glass cover and a tray, a moving mechanism is arranged on the base and comprises a positioning block, a sucker, a hydraulic cylinder, a first connecting rod and a second connecting rod, the positioning block is fixed on the base and provided with a sliding groove, and the sucker is arranged on the sliding groove. The positioning block is provided with a hydraulic cylinder, the first connecting rod extends into the sliding groove and is fixedly connected with the telescopic end of the hydraulic cylinder, the second connecting rod is movably connected with the first connecting rod, the second connecting rod is movably connected with the suction cup, and the suction cup is adsorbed on the glass cover. The first connecting rod, the second connecting rod and the suction cup are sequentially driven to move upwards, the suction cup drives the glass