The utility model provides a feeding device with a quantitative function, and relates to the technical field of devices for production, the feeding device comprises a device frame, a feeding disc, four feeding cylinders, a first motor, a partition plate, a driving
bevel gear, a connecting cylinder, a
threaded rod and a driven
bevel gear, the feeding disc is arranged in the device frame, the four feeding cylinders are arranged on the feeding disc, and the first motor is arranged on the first motor. A first motor is mounted in the middle of one side of the feeding disc, partition plates are arranged in the four feeding cylinders, and a driving
bevel gear is mounted at the
power output end of the first motor; through arrangement of a first motor, a driving bevel gear, driven bevel gears, a connecting cylinder and a
threaded rod, the first motor operates to drive the driving bevel gear to rotate, the driving bevel gear is meshed with the four driven bevel gears to drive the driven bevel gears to rotate, the driven bevel gears drive the
threaded rod to rotate when rotating, and the connecting cylinder moves on the outer side when the threaded rod rotates; and the partition plate is driven to move in the feeding cylinder, and the capacity in the feeding cylinder is adjusted.