电器箱外壳采用优质铝材拉伸成形。
Electrical box cover Drawing the use of high-quality aluminum.
拉伸成形是飞机板金的基本成形方法。
合金拉伸成形，包括钛。
介绍了一种新型的变断面管无模拉伸成形方法。
A new method form aking arbitrary section tube was introduced.
加载轨迹是决定飞机蒙皮拉伸成形质量的关键因素。
Loading trajectory is the key factor for aircraft skin stretch forming.
介绍了利用浮动凸模来提高零件拉伸成形性能的方法。
The article introduces a method to improve the forming property with floating punch.
对内螺纹理片铜管的高速旋压拉伸成形加工机理进行了系统研究，分析了加工过程及参数。
The mechanism of High speed spin drawing for manufacturing copper inner fin tube is studied systematically, especially the process and parameters of inner fin formation arc analysed.
为研究蒙皮零件在拉伸成形过程中的变形行为，自行研制开发了1MN数控蒙皮拉伸成形试验机系统。
To study the deformation behavior of skin parts during the process of stretch-forming, a 1mn numerical control skin stretch forming testing system was developed.
分析了扩散器壳拉伸成形工艺特点，确定了拉伸成形模结构，并简述了该扩散器壳成形模结构设计优点。
The drawing technology characteristics of the diffuser shell was analyzed, the paper determined the drawing die structure, and simply stated the design merit of diffuser shell drawing die.
建立了汽车轮毂端盖拉伸成形三维弹塑性有限元模型，并利用MARC软件对其拉伸变形过程进行了数值模拟。
The 3D elastic-plastic finite element model for the stretch forming of automobile wheel hub end housing was established, and the deep drawing process was numerically simulated by MARC software.
认为将单向拉伸实验测出的机械性能指标直接用于板材成形是不妥当的。
It is not proper that the mechanical property parameter tested by one-way drawing is directly used in sheet forming.
在拉伸和加压复合条件下复合成形的制造工艺。第7部分：液压成形加宽。分类、细类、术语和定义。
Manufacturing processes forming under combination of tensile and compressive conditions - Part 7: Hydroforming widening; Classification, subdivision, terms and definitions.
两种开裂都说明激光快速成形过程受热不均匀所引起的拉伸应力是产生熔覆裂纹的外在原因。
Two kinds of crackings show that the tensile stress induced for asymmetric temperature distribution during laser rapid forming processing is the external reason which results in cracks.
通过拉伸、宏观织构、FLD等实验，测试并比较了SPCD和SPCE冷轧板的成形性能。
The forming properties of SPCD and SPCE cold-rolled sheet are tested and compared through experiments such as drawing, macrostructure and FLD.
该系列为通用性较广的冲压设备，主要用于大型金属薄板的拉伸、弯曲、挤压、成形等冷冲压。
This series machines are of general purpose presses, can be used for large sheet metal drawing, bending extrusion, forming and cold punching etc, .
“冷拉伸滚压”技术是一种新的轴类零件塑性成形的加工方式。
"Tension-Assisted cold rolling" technology is a new plastic forming method of shaft parts.
本文就熔融纺丝成形条件及后拉伸倍数对圆中空聚酯纤维中空度的影响进行了探讨。
The influences of formation condition and draw ratio in melt spinning on the hollowness of Circular cross section hollow polyester fiber are studied.
分析了汽车连杆油封盖拉伸工艺及用冲压成形完成倒角的方法，介绍了关键工位的模具结构。
A drawing process for sealing cover of automobile connecting rod and a method of chamfering by punching were analyzed. The die structures designed for the key procedures were introduced.
分析了小圆角圆筒件的成形工艺性，利用成本较低、塑性较差的角料，采用一次冲压工序完成二次拉伸的复合模。
Adopting once punching process and using fewer cost and worse plasticity leftover material finish twice drawing of compound die.
通过极限拉伸比试验，研究了轧制、退火、拉伸温度、拉伸速度、拉延间隙以及压边力等工艺因素对镁合金板材成形性能的影响。
Through the limiting drawing ratio tests, the influences of rolling, annealing, blank holder force, drawing gap, drawing temperature and speed on the forming performance were investigated.
分析了影响板料拉深成形极限拉伸系数的因素，指出压边力参数对LDR具有不可忽视的影响，并给出了改造单动液压拉深压边力控制系统提高LDR的方法。
Impact factors of deep drawing LDR are analyzed. parameter BHF which can not be looked down upon is pointed out. Method of rebuilding single press machine for improving LDR is proposed.
介绍了铝茶壶嘴的成形工艺，自动拉伸模具的结构、工作过程、设计要点及自动送料机构。
Then the key points in design of the automatic drawing die were discussed, including the structure, the working procedure, and the automatic feeding mechanism.
由于镁晶体为密排六方结构，镁合金的室温塑性加工能力较低，因而很有必要研究镁合金的热拉伸性能，壳形件热拉深成形及其有限元模拟，为今后镁合金塑性加工提供必要技术支持。
So it is necessary to study hot stretch properties, hot drawing of shell parts and its finite element simulation of magnesium alloys for providing technical supports of plastic processing.
采用硫氰酸钠为溶剂，湿纺一步法工艺生产腈纶，探讨了喷丝头负拉伸率对纤维成形的影响。
Using NaSCN as solvent, acrylic fiber was produced by one-step wet spinning process. The effect of spinneret negative draw ratio on fiber formation was discussed.
分析了消声器隔板的成形工艺，在两次拉伸工序中间增加修边工序，从而保证了零件的成形尺寸。
The forming process for the insulation plate of the muffler was analyzed. The trimming operation was added between the two times of drawing to ensure the forming dimensions of the part.
凝固成形和拉伸是原丝生产过程中两个十分关键的工序，它们对聚丙烯腈原丝的结构和性能有着重要的影响。
Coagulation and stretch are two crucial working procedures during precursor fabrication, which play important roles in precursor structure and performance.
方板对角拉伸试验即y BT模型是日本冲压行业著名学者吉田清太提出的评价板材冲压成形性能的著名试验。
Yoshida Buckling test (YBT) which has been developed by Japanese famous scholar Yoshida is a notable test for appraising the sheet stamping formability.
方板对角拉伸试验即y BT模型是日本冲压行业著名学者吉田清太提出的评价板材冲压成形性能的著名试验。
Yoshida Buckling test (YBT) which has been developed by Japanese famous scholar Yoshida is a notable test for appraising the sheet stamping formability.
应用推荐