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摘要：
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论述了中吨位汽车前轴辊锻成形工艺参数的确定方法和模具设计要点。通过实践证明,汽车前轴的辊锻成形工艺存在的诸如难于展宽、不均匀变形、毛坯与型槽的对中性及控制锻件长度等问题,都可以通过合理设计辊锻模具、优化模具型腔结构、调整成形工艺及采用专用工装夹具予以解决。
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The selection method of roll forging process parameters of middle tonnage automobile front axle and die design outline were stressed.It was proved in practice that roll forging process of automobile front axle had the problems,such as difficult stretch,uneven deformation,aligning ability of blank and dies cavity and control of forging length etc.The problems could be solved by rational design of roll forming die,optimization of die cavity structure,adjustment of forming technology and adoption of special tool and fixture.
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基金项目：
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作者简介：
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参考文献：
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[1]高锦张,陈文琳主编.塑性成形工艺与模具设计[M].北京:机械工业出版社,2002.
[2]王树勋,叶国斌,罗伟检,等.模具实用技术设计综合手册[M].广州:华南理工大学出版社,2003.
[3]谢懿,方萍,谢益民,等,实用锻压技术手册[M].北京:机械工业出版社,2003.
[4]侯德政,彭再思.雪佛莱350系列曲轴锻造工艺设计研究[J].锻压装备与制造技术,2006,41(3):36-38.
[5]姚泽坤主编.锻造工艺学与模具设计[M].西安:西北工业大学出版社,2006.
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