Eventually with the optimizing method , primarily to the maximum flow , this paper makes an account of the researches on the optimum parameters of the gear geometry of gear pumps 最后利用优化方法，以齿轮泵流量最大为目标函数对轮齿的齿形参数进行了优化设计。
Therefore , the suitable coefficient of engagement overlap got by profile correction and addendum modification is beneficial to the output property of the gear pump 因此，对齿轮齿形进行修形和变位修正使齿轮得到合适的啮合重合系数有利于改善齿轮泵的输出特性。
Thanks the solution to accurate controlling and compelte stabilizing of the extrusion process by employing the melt measuring gear pump 基于在塑料挤出行业中多年积累的实际经验，精诚模具为解决这些问题，采用融体计量齿轮泵，使系统得到准确的控制和挤出过程中的完全稳定。
In this paper , the two pressure drop cell nucleation apparatus are compared form the three aspects of micro - cellular structure , process capability and cost of manufacture 文中从微孔结构、加工能力和制造费用三个方面比较了在连续微孔挤出加工中的喷嘴和齿轮泵两种压降成核装置
Based on the action and the capability need of polymer gear pump in oil chemical engineering , the idea of whole profile meshing of polymer gear pump is advanced for the first time 基于聚合物齿轮泵在石油化工生产中的作用和性能要求，本文首次提出聚合物齿轮泵的全封闭齿廓啮合型面的概念。
The following is the detail design of the pump , and a optimum mathematical model are presented to mostly reduce the helical gear pump flow pulse 在此基础上进行了斜齿齿轮泵的结构设计，通过建立斜齿齿轮泵齿轮的优化数学模型，优化计算出使输出流量脉动最小的斜齿轮参数，制造出斜齿齿轮泵样机。
The paper derives a new calculation formula for contact ratio of pump gear , provides a c language program as well , which make the pump gear optimum design convieniently 为了方便测绘计算，输出的结果是满足齿轮泵性能要求的，并按泵齿轮中心距排列的多组泵齿轮最佳参数，供设计者根据现场要求选择使用。
It also indicates that this kind of gear pump can be made domestically ; accordingly cost will be greatly reduced for domestic users . the market for this product is promising in china 对于国内即将投资兴建的新的聚酯生产装置，该齿轮泵可以替代进口产品，除可以降低投入成本外，还可以减小各种维护方面的费用。
The three newly developed ones by the author are introduced , which have individual distinguished features besides remaining advantages of ordinary gear pumps , and can be widely used in hydraulic transmission systems 研究表明，这些新研制的齿轮泵均保留了普通齿轮泵的优点，同时还具有各自的特点，可广泛用于液压传动系统中。
Ningbo yinzhou tangxi valve fittings factory specializes in making pour oil pump , gear pump , all kinds of oil pump , valve etc , accepts processing of hardware part for machine 宁波市鄞州塘溪阀门配件厂专业生产注油泵、齿轮泵、各种油泵、阀门、液压件等，也承接机械五金配件来图来样加工业务。产品应用于大型空压机，深受用户信赖。
