Pre-carding feeding device of home textile machine

The invention discloses a pre-carding feeding device of a home textile machine. The pre-carding feeding device comprises a device body; one side of one retaining plate is fitted with a motor; a motoroutput shaft is fitted with a left-hand threaded rod, and one end of the left-hand threaded rod is provided with a right-hand threaded rod by means of welding; the outer sides of both the left-hand threaded rod and the right-hand threaded rod are fitted with movable cylinders through in threaded manner; one side of each movable cylinder is fitted with a fixing rod through a screw, and the bottom surface of the fixing rod is fitted with a fixing block through a screw; a roller groove is formed in the bottom surface of each fixing block, and a roller is mounted inside the roller groove; after the motor is started, the left threaded rod and the right threaded rod are driven to rotate through an output shaft of the motor; the movable cylinders are driven to move at the time on the left-hand threaded rod and the right-