1)  sand mold
砂型模
1.
The manufacture of sand mold,pouring techniques and the main factors effecting the product property have been emphatically researched.
介绍了适用于形状复杂、中空MC尼龙制品的浇注工艺过程,并重点研究了砂型模制作、浇注工艺,以及影响制品性能的主要因素。
2)  sand mould
砂型
1.
Based on the effect that Pb、As、Sn can increase the supercooling tendency of molten iron, it is possible to use the Pb、As、Sn containing pig iron produced in Fujian province of China and adopt sand mould casting process to obtain D-type graphite cast iron, and its production process was investigated.
基于Pb、As、Sn等元素有增大铁液过冷倾向的作用,利用含Pb、As、Sn的地方生铁,采用合金化和砂型铸造可以获得D型石墨铸铁,对其工艺方案进行了研究。
2.
The reason that sand mould quality and casting dimension precision by air impulsing are good in comparison with highpressure squeezing is expatiated.
用自行设计的砂型回弹测试仪,检测了高压压实与气冲紧实两种高紧实度砂型的回弹,运用型砂微变形理论和流变学理论,对测试结果进行对比分析,阐述了气冲造型比高压造型砂型质优而铸件尺寸精度高的原因。
3.
Based on the theory of green sand micro-deformation and the theory of rheorlogy,the test results were analyzed,and the mechanism of springback was proposed, and the main parameters influencing springback of high compacted sand moulds were discussed,which could be employed as a basis for selecting and evaluatin.
在湿型砂气冲紧实与慢压压实的过程中,用自行设计的砂型回弹测试仪,检测了砂型内应力与时间的动态关系曲线及高紧实度砂型的回弹,运用型砂微变形研究的理论基础和流变学理论,对测试结果进行分析,揭示了高紧实度型砂回弹的机理及影响回弹的主要因素,为型砂紧实工艺的选择与评价提供了依据。
3)  sand mold
砂型
1.
The effect of different casting methods of sand mold and metal mold on the mechanical properties and fracture surfaces of ZL210A casting aluminum alloy of casting,solid-solution and aging was investigated.
采用砂型和金属型两种不同铸造方法对铸态、固溶态和时效态ZL210A合金性能及断口形貌的影响进行研究。
4)  Sand casting
砂型铸造
1.
The fabrication of steel matrix surface-layer composite by sand casting;
普通砂型铸造钢基表层复合材料的研制
2.
Microstructure and Mechanical Properties of ZL205A Alloy in Sand Casting;
砂型铸造ZL205A合金组织与力学性能的研究
3.
Influence of Sand Casting Pattern on Casting Accuracy Degree;
试论砂型铸造模具对铸件精确度的影响
5)  sand mold
砂型铸模
1.
Manufacture and application of a kind of improved phenolic resin used as sintering flux to shape laser rapid molding sand mold was introduced.
介绍了激光快速成型砂型铸模用的一种烧结剂的制作和应用。
6)  rigidity of sand mold
砂型刚度
参考词条
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。