Preparation device for filter capsule for cigarette and application thereof

The invention discloses a preparation device of filter capsule for cigarettes. The device comprises a wall material dripping device, a core material dripping device, an injection piston, a needle head, a collector and a fixing frame, wherein the wall material dripping device and the core material dripping device are fixed on the fixing frame, the core material dripping device is suspended in the wall material dripping device, the injection piston is located in the core material dripping device, a needle head of the core material dripping device is inserted into an inner cavity of a dripper ofthe wall material dripping device, a needle tip of the needle head needs to be rubbed down and extends out of the dripper of the wall material dripping device by 1.0-1.5 mm, and the collector is arranged below the needle head. The device is simple in assembly process, low in cost, free of occupied space, capable of moving anytime and anywhere, convenient to use and convenient for scientific research workers to develop fil