| 1. | On the basis of it , this thesis sets up three sets of different types of pneumatic cushioning systems and successfully realizes their high - speed pneumatic cushioning control
在此基础上，本文成功完成三套计算机控制智能高速气动缓冲系统的研制工作，并实现了系统的高速气动缓冲控制。 |
| 2. | The machine adopts mechanical transmission in cutting pressing and transferring the paper and is provided with pneumatic cushions and photoelectric safety feature in the middle of the front machine body is installed adisplaying scale , which conveniences the operator for surveying
本切纸机送纸均采用机械传动，并有气垫及光电安全装置，标尺显示和显示均在前机架正中，使操作者观察方便。 |
| 3. | Then it introduces the developing - history and current application situation of pneumatic cushioning methods . in the end this chapter points out the main content of the research work , especially introduces the electropneumtic proportional / servo control theory and application
最后指出了本课题的提出过程和研究内容，着重介绍了电-气比例伺服位置控制技术在气缸缓冲控制中的应用，并总结了本论文的主要工作。 |
| 4. | Then a vsc controller using on - off valve and two potentiometers are designed for cushioning control system . it can realize the balanced , no shock , no reversing cushioning . experiments under different air pressure , load mass are carried out , and the results prove that the vsc controller can be used in pneumatic cushioning
第五章首先介绍了变结构控制的原理和应用发展情况，然后针对本实验系统设计了一个使用开关阀和端位位移传感器的变结构控制方案，实现缓冲过程的平稳无冲击和无回弹要求，并在不同气源压力、不同负载质量下分析了控制性能的变化，实验结果证明缓冲控制采用变结构控制是可行的，并具有很强的鲁棒性。 |
| 5. | The whole thesis consists of five sections : chapter one first briefly states the technique feature , the current application situation and the frontiers of pneumatic control techniques , then introduces the necessity . the current development state and the trend of pneumatic cushioning technique , especially introduces the control theory applied in electropneumtic proportional / servo control system , and the current development state of smart pneumatic cushioning techniques . in the end this chapter points out the subjects of main research work
本论文主要分为五个章节：第一章首先扼要叙述了气动技术的特点、发展状况和最新发展方向；然后介绍了气动缓冲的必要性和发展现状以及发展方向，着重介绍了控制理论在电-气比例伺服控制技术中的应用以及智能缓冲技术的发展状况：最后指出了用智能pid控制策略实现智能缓冲的可能性，指出了本文研究的主要内容。 |
| 6. | This thesis deeply researches on cushioning control strategy of the pneumatic cushioning control system . the whole thesis consists of six sections : chapter 1 first briefly states the pneumatic technique feature , the current application situation and the foreground of pneumatic control technique
本论文主要研究气缸缓冲控制系统的控制策略，主要分为以下六个章节：第一章首先概述了气动技术的特点、应用现状和最新发展趋势，然后介绍了气缸缓冲技术的研究意义和发展过程。 |
| 7. | Now with the development of computer control technique applied in it , computer control technique has had a profound influence on pneumatic system structure / control performance / control theory etc . this thesis deeply researches on the task - computer control smart high - speed pneumatic cushioning system . which mainly includes the design of mechanical structure / electronical circuit / pneumatic loop and the researches of system modeling / simulation / control strategy
计算机控制技术和电-气比例伺服控制技术的结合，更是对控制系统的性能、系统的结构以及控制理论等多方面都产生了极为深刻的影响。本文对计算机控制智能高速气动缓冲系统进行了机械、电气、气路系统的设计以及系统建模方法、系统辨识研究和控制策略研究。 |
