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1)  Circular mould invalidation
环模失效
1.
The pelletization of alfalfa pellets as the material was simulated,and a compression experiment based on different granularity of alfalfa powder was carried out in the study,aiming to establish the mathematical model for revealing the relationship among the extruding force,granularity and density of pellets,as the basic parameter for the research on circular mould invalidation.
以苜蓿草粉为原料,模拟苜蓿颗粒的制粒过程,通过对不同粒度的苜蓿草粉进行压缩试验,得到颗粒挤出力与粒度、密度的关系,并建立数学模型,作为环模失效研究的基础参数。
2)  Environmental Failure
环境失效
1.
Application of Local Electrochemical Impedance Spectroscopy (LEIS) on Assessing the Environmental Failure of Organic Coatings;
局部阻抗测试技术在评定有机涂层环境失效中的应用
2.
The five parts includes: environmentalmonitoring and analyzing technology, environmental test technology,performance inspecting and environmental failure analysis technology,test and evaluation standardization technology, and integrated applicationtechnology of test information and resource.
这5个部分包括:环境监测和分析技术、环境试验技术、性能检测及环境失效分析技术、试验及评价标准化技术、试验信息资源综合应用技术。
3)  Ring failure
环路失效
4)  failure modes
失效模式
1.
Discussion on failure modes of valve-regulated lead-acid(VRLA)battery;
VRLA电池失效模式探讨
2.
Discussion on failure modes of VRLAB;
浮充型阀控铅酸蓄电池失效模式探讨
5)  failure mode
失效模式
1.
Study of failure mode and failure mechanisms on thermal fatigue of plasma sprayed thermal barrier coatings;
等离子涂层热疲劳失效模式及失效机理研究
2.
Typical Failure Modes and Case Analysis of In-service Piping;
压力管道典型的破坏失效模式及实例分析
3.
Analysis of dynamic response and failure mode of boardside beam under impact of missile warhead;
导弹战斗部冲击下舷侧梁的动力响应及失效模式分析
6)  expiration of the molding-tool
模具失效
1.
This paper introduces the expired form and mechanisms of the molding-tool, analyzes the influence and the prevention measure that the molding-tool be influenced by the structure,the working-condition,the material,the processing-method,the support and management of the molding-tool,and inquiry various measure to prevent expiration of the molding-tool under different circumstance.
阐述了模具失效形式与机理,分析了模具结构、模具工作条件、模具材料、模具加工方法、及模具维护与管理对模具失效的影响,探讨了不同情况下预防模具失效的各种措施。
补充资料:凹模、凸凹模工作型面加工工艺过程
1)备料。 n
    2)锻造。锻成长方形的坯料(每件留长工艺夹头)。 n
    3)热处理。退火。   n
    4)铣(刨)削。铣(刨)削六面成长方形模块。 n
    5)磨削。磨削上、下两端面及相邻两侧面,用90。角尺测量相邻两面的垂直度。 n
    6)钳工加工。用平板和划线盘按图划线,并打样冲眼;用钻头钻螺纹底孔;用圆柱销孔的预孔;用钻头钻挡料销让位孔;用钻头在中心处钻穿丝孔等;正、反面孔口倒角;凸凹模用钻头孔扩,保证刃口高度;攻螺纹;铰孔。n
  7)铣削。平口钳装夹工件;用的立铣刀铣削型孔至尺寸,保证深度。 n
   8)热处理。凹模工件淬硬至HRC60~64,凸凹模工件淬硬至HRC58~62。 n
   9)平磨。磨上、下两端面及相邻两侧面,用90。角尺测量相邻两面的垂直度至图要求;退磁。 n
   10)线切割。按图编制线切割程序,切割模型孔成形,留单面研磨余量0.005 mm。 n
   11)钳工加工。研光线切割面: n
   12)检验。 n复合冲裁模的装配应选择凸凹模作为装配基准件,先装下模部分,后装上模部分
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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