The invention discloses a stem pulverization and mulching film recovery operation machine which comprises a traction or suspension bracket (1), a rack and a transmission mechanism (2), wherein the rack is sequentially provided with a stem pulverization mechanism, a mulching film flange forming mechanism (8) and a transverse film cuddling mechanism (6) from front to rear; the stem pulverization mechanism is connected with a guide cylinder (4); the transverse film cuddling mechanism (6) comprises a group of chain wheels; a chain A (64) is arranged on the chain wheels; the chain A (64) is provided with a rod-shaped rake tooth rack (61) which is transverse relative to the chain A (64); the rake tooth rack (61) is provided with at least two parallel toothed bars (60) so as to form a row-shaped rake body; the rake tooth rack (61) is connected to the chain A (64) by virtue of a hinge pin A (63) and can swing by taking the hinge A as an axis. Compared with the prior art, the stem pulverization and mulching film recovery operation machine is capable of not only performing flange forming and gathering on a mulching film, is good in gathering effect, further is capable of porphyrizing and mulching crop stems and is high in operating efficiency.