Automatic micro-batching machine of reaction kettle

The utility model relates to the field of micro-batching machines, in particular to an automatic micro-batching machine of a reaction kettle. The micro-batching machine comprises a reaction kettle body, a temporary storage box is arranged at a discharging port in the bottom of the reaction kettle body, an automatic opening and closing part is arranged at a top opening of the temporary storage box, a dispersing part is installed in the temporary storage box, an outlet is formed in the bottom of the temporary storage box, a sealing plate is connected to the bottom of the temporary storage box in a sliding fit mode, and a sealing plate horizontal moving mechanism is installed on the temporary storage box. The sealing plate horizontal moving mechanism is connected with the sealing plate, a through hole used for discharging is formed in the sealing plate, a charging container transferring mechanism is arranged below the temporary storage box, and a container moving-out mechanism is arranged on one side of the char