铸件修补技术在灰铸铁气缸体上的应用  

Application of Casting Repair Technique in Gray Iron Cylinder Block

作　　者：姜勇 兰烊 JIANG Yong;LAN Yang(Harbin Dongan Automotive Power Co.,Ltd.,Harbin 150066,China)

机构地区：[1]哈尔滨东安汽车动力股份有限公司,黑龙江哈尔滨150066

出　　处：《现代铸铁》2024年第3期5-7,40,共4页Modern Cast Iron

摘　　要：介绍了铸件缺陷修补技术,包括铸件粘胶修理、铸件热焊补、冷焊补等修复工艺,通过生产实例验证了各种修复技术的适用铸件和适用缺陷,并对公司1~11月份修复的铸件进行经济效益统计,结果显示降成本效果明显。最后指出:气缸体的缺陷及所处的部位不同,如果采用单一的焊接或粘接法进行修复处理,会降低修复质量,甚至导致缺陷扩大和延伸,因此,在修复缺陷时应灵活运用上述补焊方法,才能取得满意的修复效果。An introduction was made on the casting defects repair technique including casting adhesive repair,casting hot welding,cold welding.The applicable castings and applicable defects of various repair techniques were verified by production examples,and the casting repair economic benefit of the company from January to November was conducted,the results showed that the cost reduction effect was obvious.Finally,pointed out:when the defects locations of cylinder block being different,using single welding or adhesive repair would decrease repair quality,and even caused the defect enlargement and extension,therefore,when repairing defects,it would be could only the above repair welding method used to achieve a satisfactory repair effect.

关 键 词：灰铸铁 气缸体 铸件修补 

分 类 号：TG251[金属学及工艺—铸造]