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接收管是组成射流管伺服阀前置级的重要零件之一。它的质量好坏直接影响伺服阀的性能。接收管的加工难点是2—0．6mm小孔。通过优化小孔的力。工方案提高了产品质量及生产效率，为中小批量生产找到了一条经济合理的工艺生产途径。
Receiving tube is composed of jet tube servo valve preamp one of the important parts. Its quality directly affects the servo valve performance. Receiving tube processing difficulties are 2-0.6mm holes. By optimizing the force of the hole. Work program to improve product quality and production efficiency, for small and medium-sized batch production found an economical and reasonable process of production.