The invention discloses vegetable fiber loosening and glue spraying equipment, which belongs to devices for carding fibers and aims to provide carding equipment with excellent fiber loosening effect. The vegetable fiber loosening and glue spraying equipment comprises a chassis, a rope feeding mechanism, a rope loosening mechanism and a drive mechanism, wherein an air cover (13) is arranged in the chassis (1); the rope feeding mechanism is composed of an upper delivery wheel (19) and a lower delivery wheel (18) which are arranged in the chassis (1); the rope loosening mechanism includes a spindle (15), a cutter head (17), a nail spine (14) and a cutter (21), and an impeller (24); the drive mechanism (12) is composed of a worm (12), a gear (5), a first drive chain wheel (6), a first driven chain wheel (10), a first chain (27), a second drive chain wheel (8), a third drive chain wheel (4), a second driven chain wheel (7), a second chain (28), a third driven chain wheel (30), a third chain (29) and four chain wheels (4); and a glue spraying pipe (25) is arranged at a place which is close to the discharge port of the air cover (13).