一台塑料制袋机主要是由：储料装置，步进装置，变频装置，整袋装置，热封切刀及控制装置组成。主要特征是储料装置储存相应数量的原料，步进装置带动原料，变频装置带动热封切刀，整袋装置在生产固定袋数后整袋，热封切刀通过温控器控制其温度对原料进行封切，控制装置整体协调各方面动作。
A plastic bag making machine is mainly composed of storage device, step device, frequency conversion device, whole bag device, heat sealing cutter and control device. The main features are that the storage device stores the corresponding amount of raw materials, the step device drives the raw materials, the frequency conversion device drives the heat sealing cutter, the whole bag device after the production of fixed bags, the heat sealing cutter controls its temperature to seal the raw materials through the temperature controller, and the control device coordinates all aspects of action.