高强度机床床身铸件补焊工艺探析
The Procedure analysis of repair welding on high strength Lathe bed casting
杨新华，管志花
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作者单位：陕西工业职业技术学院
中文关键字：机床床身：铸件：补焊
英文关键字：lathe bed; casting; repair welding
中文摘要：针对中等高强度机床床身铸件在生产过程中易出现砂眼、气孔、裂纹、划伤及缺损变形等缺陷的问题，本文分析讨论了其焊接性、制定补焊工艺的依据及补焊工艺，总结了各种常用灰铸铁补焊的方法及工艺要点，为中等高强度机床床身铸件的补焊提供了技术依据。
英文摘要：In view of questions of casting defects such as sand holes, porosity, crack, scratches and defect deformation occur in production of lathe bed casting, it were fully analyzed and discussed on weldability of the medium high strength gray cast iron, basis on foundation of repair welding procedure and procedure. The various ordinary welding methods and key procedure factors were summarized , which provided the technical basis for repair welding of lathe bed casting.