1) drawing
拉深( 拉延 )
2) drawing
拉延
1.
Finite element simulation of curved shaped workpiece drawing;
曲面形件拉延变形过程数值模拟
2.
The effect of anisotropy on the forming of cup drawing;
材料各向异性对板料拉延成形的影响
3.
The Drawing Formality Analysis of Car Inner Door Panel of Design-Oriented;
面向设计的车门内板拉延成型分析
3) Deep drawing
拉延
1.
Deep drawing of square box part of tailor-welded blank (TWB) were studied by experiment and simulation.
对相同材料不同厚度拼焊板方盒件进行了拉延实验研究和数值模拟,得到了盒底部焊缝向厚板侧移动、法兰区及侧壁处焊缝向薄板侧移动的焊缝移动规律,分析了压边力对焊缝移动距离的影响。
2.
The geometric characteristics and factors influencing on it for the cone shell in the process of the deep drawing are discussed.
探讨了圆锥形零件拉延时零件的几何形状和影响几何形状的因素 。
4) draw
拉延
1.
In this paper,the characteristics and content of drawing technology and its process flow under three-dimension CAD conditions are presented.
介绍了汽车车身覆盖件的拉延工艺特点和内容,以及在三维CAD环境下汽车覆盖件的拉延工艺设计制造流程。
2.
Including the determined process of forming technology about pickup's body-outer panel of ZhengZhou Nissan, introduces draw technology and die design importantly.
介绍了郑州尼桑轻型汽车外观覆盖件车箱后门板成形工艺的确定过程 ,并着重介绍了拉延工艺及模具设计。
3.
Therefore, the effects of pressure and geometry size of drawbeads to the girder's final quality are studied for the sake of improving the part's intensity and saving material.
因此,为了改善成形状况,提高零件的强度和节约材料,需要研究压边力、拉延筋几何尺寸等一系列拉深工艺参数对零件最终成形质量的具体影响,探索最佳成形工艺参数的组合,确保成形出形状精良,符合使用要求的零件。
5) deep-drawing
拉深
1.
Analysis of stainless steel sheet forming and preventive measures for the defects in deep-drawing;
不锈钢板成形分析及防止拉深缺陷的对策
2.
Analysis of energy consumption in blank holding of single-action deep-drawing hydraulic press;
单动拉深液压机压边能量损耗分析
3.
Blank shape optimization in deep-drawing process by sensitivity analysis;
基于灵敏度分析的板料拉深坯料形状优化方法
6) stretching
拉深
1.
The thesis studies the deformation,drapability and breakage in ball-shaped parts stretching,and also suggests two methods to prevent those results.
对球形零件拉深变形的特点、拉深变形中的起皱和破裂现象进行了分析 。
2.
In the light of the stretching characteristics of stainless steel sheet, this paper puts forward the points that should be paid attention to in choosing die materials, making die model, and lubricating in order to guarantee product quality and die model life.
针对不锈钢薄板拉深特性 ,提出了选择模具材料、模具制造、工艺润滑方面的注意点 ,以确保产品质量和模具寿
3.
If deformation degree of blank is excessive, while stretching, inner radial tensil stress of blank load transferring field will go beyond the strength limit of sidewall material so that breakage takes place.
判定盒形件是否可以一次拉深成形,主要取决于毛坯的变形程度,如果毛坯的变形程度过大,拉深时传力区毛坯内部的径向拉应力就会超过侧壁材料的强度极限而产生破裂,这时必须采用多工序拉深工艺。
参考词条
补充资料:“布拉马普特拉”级护卫舰
主尺寸:舰长126.4米、舰宽14.5米、吃水4.5米
排水量:3600吨(标准) 3850吨(满载)
动 力:2台bhopal燃气轮机 30000马力
航 速:27节
续航力:4500海里/12节
舰 员:313名
武器装备:
4座4联 3m-24e(ss-n-25)反舰导弹发射装置(射程130千米)
1座 oto 76毫米主炮
4座ak-630加特林6管30毫米近防炮
2座3联装 324毫米鱼雷发射管
2架“海王”mk42b反潜直升机
防空导弹,印度海军坚持装备国产“特城舒尔”对空导弹(射程9千米)
电子设备:
声纳:巴拉特中频搜索和攻击舰壳声纳,thales sintra拖曳基阵
雷达:ralw-2 d波段对空搜索雷达(lw08天线),ralw-3 s波段对空/对海雷达(da08天线),bel rashmi(pin 524) i波段导航雷达(zw06天线)
“布拉马普特拉”级(brahmaputra)护卫舰是“戈达瓦里”级护卫舰的改进型,其舰体、动力等均未改动。最为显著的变动是将“戈达瓦里”级舰舰艏的4座单联p-20m(ss-n-2)反舰导弹发射装置改成4座4联3m-24e(ss-n-25)反舰导弹发射装置。反舰能力大大提高。首舰1989年下水,由于种种原因一直拖至2000年4月才加入海军服役。舷号f31
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