This invention relate so an automatic feeder which provides an automatic controlled device capable of feeding patient in a constant time and constant quantity manner. A box body is assembled therein with a screw, a motor, and a screw support. The motor is provided with a controller to control constant-time action. The box body can be placed therein with a syringe barrel. The syringe barrel can be placed therein with mashed food and connected to the screw support of the screw. With the aforementioned device, the action of motor, screw, and screw support can be controlled, thereby activating the syringe barrel to inject the food in a constant time and constant quantity manner to feed the patient.本發明係一種自動餵食器,乃提供一種可對病人自動控制定時、定量餵食之裝置;主要係:設成由盒體內組設有螺桿、馬達、螺座,馬達連設有控制器控制定時動作,盒體內可供放置注射筒,注射筒中放置泥狀食物、並連結於螺桿之螺座。藉由上述之裝置,可控制馬達、螺桿、螺座動作,進而使注射筒動作將食物定時、定量注出餵食病人之功效。10...盒體11...定位片12...螺桿13...螺座14...凸塊15...馬達16...封蓋20...注射筒21...注射桿22...導管