吕明华;

山东华源莱动内燃机有限公司

    摘要：气缸盖是发动机重要部件,气门座孔是发动机进排气门的关键部位,它的加工精度对内燃机的性能有较大影响。刀具是确保产品加工质量的重要因素,本文根据我们多年刀具加工经验,结合公司现有加工状况,对刀具设计参数和加工工艺进行分析和改进。

    关键词： 前角;;后角;;螺旋角;;韧带;;刃倾角

      Abstract: Cylinder heads are used as key components in engines.Valve seat holes are important for intake and exhaust valves and machining precision of holes must significantly affect Engine performance.The machining cutter is critical to guarantee machining quality of valve seats.Upon many year experiences in machining cutters,the paper analyzes the design parameters and machining process and improvement solutions for valve seat cutters.

      Keywords: Rake Angle;;Relief Angle;;Pitch Angle;;Ligament;;Tool Cutting Edge Inclination angle