The utility model provides an eiderdown fills fine hair machine, including storing up fine hair device, weighing device and recovery unit, it is equipped with the feed inlet to store up fine hair device upper surface, the feed inlet passes through the pipe connection funnel, store up the distolateral fine hair mouth that is equipped with out of fine hair device, it is continuous with the weighingdevice through defeated fine hair pipe, the fine hair mouth is filled to distolateral being equipped with of weighing device, fill to be connected with on the fine hair mouth and fill the fine hair shower nozzle, fill the fine hair shower nozzle establish with recovery unit inside, be equipped with computer controller on the storage fine hair device surface, through setting up the environmental protection case filling fine hair shower nozzle bottom, open the fan in the collection box through computer controller, form the negative pressure in environmental protection bottom of the case portion,when forming when loosing fine hair or spouting fine hair, owing to form the negative pressure in environmental protection bottom of the case portion, therefore the effect that the eiderdown passes through the negative pressure is to retrieving a mouthful removal to enter into the collection box through the recovery tube, effectively solved under the prior art scattered fine hair and spouted finehair and caused the extravagant shortcoming of eiderdown.