Abstract: A traction mechanism for pipeline conveying apparatus comprises a flat belt and a plurality of trays fixedly arranged in the lengthwise direction at intervals on the flat belt. The pipeline conveying apparatus further comprises a pipeline, where the traction mechanism is arranged in the pipeline in a penetrating manner, and the pipeline conveying apparatus is further provided with a driving mechanism for driving the traction mechanism to move in the pipeline.

Abstract: The present invention is related to a quantifying packaging balance for weighing according to the number of the goods, characterized in that the balance includes a storage funnel, unit particle weight obtaining unit and a quantifying packaging unit, wherein the unit particle weight obtaining unit comprises a sampling device (2), a feeding device (3), multiple line vibrator (4), a storage channel (7), a camera (5), a camera control device, a light source (6) and an input device, wherein the quantifying packaging unit is a one-head quantifying packaging balance or a multiple-head quantifying packaging balance, and comprises a dividing channel (9), a feeding device (10), quantifying funnels (8, 11) and a weight control device, wherein the unit particle weight obtaining unit and all the components of the quantifying packaging unit are coordinated by PLC.