The utility model discloses a pottery auxiliary material adds automatic measurement device, including the feed bin and be used for the support frame of fixed feed bin, two parts about the feed bin divide into, feed bin upper portion sets up to circular, and the feed bin lower part sets up to the toper, the below of feed bin sets up a belt weigher, set up weighing sensor on the support frame. The bottom of feed bin lower part sets up a flashboard. The automatic measurement device still sets up an electrical control circuit, electrical control circuit is by sensor terminal box connection weighing sensor is constituteed to interconnect's HMI man -machine interface, PLC main control unit, weighing instrument and sensor terminal box in proper order. The utility model discloses can effectively stabilize the raw materials auxiliary material and add the precision, stabilize performances such as slip fluidity, accuracy control is within 0.5%, put forward the high automation procedure, equipment can automatic operation, the measurement, simplifies personnel operation flow, improving the precision, not influenced by the human factor, the precision can reach 0.5%, alleviate the staff and operate intensity of labour, provide production efficiency.