论文部分内容阅读
1 引言根据《东风_4型内燃机车段修规程》的规定,机车在走行17～21万 km 后要进行架修,而架修时不可避免地要对柴油机进行全面解体、配件清洗、配件修复和总组装,使其恢复基本技术状态,确保性能的发挥和安全运用。由于柴油机零部件的清洁度直接影响总装质量,因此在总装前要对所有待装的零部件(包括油、水、空气管路)进行清洗。又因为柴油机经过长期的运用后,零部件的表面积聚了大量的油水污垢、积炭和其他脏物。
1 Introduction According to “Dongfeng _4 diesel locomotive repair regulations,” the provisions of the locomotive in the walk after 17 to 210,000 km to be carried out repair, and repair will inevitably be a complete dismantling of diesel engines, parts cleaning, repair parts And the total assembly, make it restore the basic technical state, to ensure the performance of play and safe use. Since the cleanliness of diesel engine parts directly affects the quality of the final assembly, all components to be assembled, including oil, water and air lines, must be cleaned before final assembly. And because of the long-term use of diesel engines, parts of the surface accumulated a lot of oil and water dirt, coke and other dirt.