The rotator pump calls colloid pump , trefoil pump , sole pump etc., which are widely used in food and beverages, chemicals, pharmaceutical industries. Due to the unique shape of the pump rotor and high accuracy requirements, it has few successfully produced domestic manufacturers. Many users only have to buy imported equipment. To change this negative situation, Secretary technical research staff in our company. Use C language to have worked out rotator curve layout procedure and have input which into the processing center to make precision process. The key components of the pump to ensure the consistency of the high-precision requirements and strict requirements. Model TRA Cam rotor pump is designed by Boao based on traditional TR pump, to make which superior performance more beautiful ,higher efficiency . Structure : it adopts integral coupling assembly ,which can make the machine more compact(length can be shortened 100-250 mm) and save occupying area .It is covered with stainless steel, mirror polishing, good appearance, high grade ,no occurrence of dropping. Brief application of a pump rotor: -Beverage categories : dairy foods, latex, chocolate syrup, cheese wort, beer, soft drinks -Fruit concentrates : pudding, jam, jelly, tomato sauce -Paste products : fats and oils, etc. -Facial cosmetics, detergents, hair gel, aromatic oils, etc. -Drug categories : Extract, emulsion, pills pulp -Chemical Industry : dye, fat solvents, and polymer resin