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近年来,中国船舶工业总公司所属各柴油机制造厂(部)分别从法国、丹麦、瑞士等国引进了PC、B＆W、Sulzer等世界著名的船用中低速柴油机许可证生产。这些柴油机的凸轮(包括进排气凸轮和燃油泵凸轮)规格尺寸大、升程大、形状复杂、技术要求高,目前国内各厂无法制造,每年需要从国外进口凸轮配套。作为船舶总公司船用中低速柴油机凸轮定点生产单位的沪东造船厂为提高引进机生产中自制件的配
In recent years, various diesel engine manufacturing plants (ministries) owned by China State Shipbuilding Corporation have introduced world-famous medium and low-speed marine diesel engines such as PC, B & W and Sulzer from France, Denmark and Switzerland. These diesel cam (including intake and exhaust cam and fuel pump cam) size specifications, large lift, complex shape, high technical requirements, the current domestic factories can not manufacture each year need to import from abroad, supporting the cam. Hudong Shipyard, as the medium-to-low-speed diesel cam fixed-point production unit of the marine head office,