Fine-tuning conveyor 3D model

Fine-tuning conveyor, such institutions as the typical use in assembly line lamination machine, conveying material ahead when entering the station design, positioning or transmitted through Angle adjustment, the model contains two functions, one is passive, a kind of to active transport, as long as the passive transport will be under active transport board can be disassembled, as positioning of assembly line material, the model is a good model this model into a step or iges universal model download, please reference!Also includes 3d original files, welcome to download! If you like,you can paypal for you to get this models or if you have any questions also you can email to me.