Pipetting workstation

The utility model provides a pipetting workstation which comprises a box body, a reagent container, a sample container, a mixing container and a reagent arm mechanism, wherein the reagent container, the sample container and the mixing container are arranged in the box body; the sample arm mechanism is used for automatically transferring a sample into the mixing container; the reagent needle cleaning mechanism is used for cleaning the outer wall of the reagent needle; the sample needle cleaning mechanism is used for cleaning the outer wall of the sample needle; the liquid path mechanism is respectively communicated with the inner cavities of the reagent needle and the sample needle to clean the inner walls of the reagent needle and the sample needle; the liquid path mechanism is also used for providing outer wall cleaning liquid for the reagent needle cleaning mechanism and the sample needle cleaning mechanism; and a control screen is also arranged on the box body and is used for operating the corresponding mo