Pneumatic flexible delivery scrap feeder

A pneumatic flexible delivery scrap feeder which is based on the prior scrap feeder that comprises a shell, a round breadth supporting plat, a big rotating plate, a plate supporting flange, an empty core axis and a slow down motor, a small rotating plate, a core axis and a slow down motor, a round plate boarding and a thread absorbing pipe, and changes the mechanical enclosure device to the pneumatic flexible delivery scrap feeder, which comprises an annular pipe and a plate fastening loop that is arranged on the bottom edge of the big rotating plate, and the annular pipe is arranged on the round breadth supporting plat in the inner side of the plate fastening loop, a vent hole facing the round plate boarding is arranged on the external side of the annular pipe, the annular pipe is communicated with a compressing air pipe, and makes use of the power of the compressing air jet to guarantee no leak of the soot in the gap with a good enclosure effect and no friction, abrasion and avoiding maintenance, favorable to improve the quality of smoke, reduce the manufactured fragment rate of the tobacco and the operation noise without blocking material of the tobacco absorbing pipe and low cost, which is an optimal device for tobacco transmission.