The beverage intermix plant is the most important part in the whole product line.

Put forward three indexes for evaluating the quality of PVC plastics mixer and discuss its testing method and result judgement as well as the effect of the mixing Quality on the finished products.

Automatic control system of mixer ingredient is introduced, upper machine is PC, lower machine is SIMATIC S7\|200 programmable logic controller.

Studying on the best mixing time of different kinds of feed mixer;

The feed mixer took in the feed processing process the leading equipment, its performance quality directly will affect the feed product the quality and the production efficiency.

This thesis introduces the mixing theory in our typical feed mixer and the evaluation indexes of mixing characteristic in feed mixer, then discusses the expression and measurement of the mixing uniform, at last analyzes the prospect of the feed mixer.