On-line material preparation device

The invention relates to an on-line material preparation device, and relates to the technical field of factory production material preparation equipment. The on-line material preparation device comprises an on-line supporting table (1), idler wheels (2) and a material preparation device (3), wherein the idler wheels (2) are arranged below the material preparation device (3); a guide rail (11) is arranged at the upper part of the on-line supporting table (1); the material preparation device (3) is arranged above the on-line supporting table (1) in a sliding manner through the matching of the idler wheels (2) and the guide rail (11). The on-line material preparation device has the characteristics of simple structure and convenient operation; the device is combined with a production line, and on-line material preparation is realized, so that the labor efficiency is greatly improved.