Western Blot laboratory instrument

The invention discloses a Western Blot laboratory instrument. The Western Blot laboratory instrument comprises a refrigeration system, a reaction box swinging system, an automatic reagent filling and recovering system and a control system, wherein the automatic reagent filling and reclaiming system is connected with a reaction box and provided with a reagent storage and recovery device; the reaction box is arranged in a reaction box groove; the reaction box swinging system is connected with the reaction box groove; the refrigeration system is used for cooling down the reaction box and the reagent storage and recovery device; the control system is connected with the refrigeration system, the reaction box swinging system, the automatic reagent filling and recovering system and the reaction box. The Western Blot laboratory instrument has the advantages that the reaction efficiency can be improved, reagent filling and reclaiming can be precisely controlled, reagent cross contamination in different experiments is avoided and the experimental reliability and precision are improved.