The utility model provides an edible fungus sack filling machine's improvement structure, a fixed axle (9) have been worn in the axocoel of voltage -sharing spiral (2), the both ends of the pivot of pressure spiral (2) are stretched out at the both ends of fixed axle (9), the discharge gate department of front end in defeated feed cylinder (3) of fixed axle (9) is connected with preformed hole shaping head (10), preformed hole shaping head (10) comprises rotary -table (11) at center and the warhead body (12) of ring rotary -table (11) equipartition, the most advanced orientation of the warheadbody (12) is inboard and parallel with the axial lead of rotary -table (11), the warhead body (12) are radial fixing on rotary -table (11) global through slice support (13). Push away the material system and enable the bagging -off and accomplish pine in outer tight, reduce 10 on the basis that the fungus package was stereotyped and output is unchangeable 15% sawdust use amount has reduced the major ingredient cost, has alleviated the nervous problem of sawdust, and it is fast to send out the fungus during inside material pine cultivation simultaneously, compare and cover with fast 3 according to the fungus package 5 my god, reduced the cultivation cost.