Optimization of loading trajectory for skin stretch forming process;
飞机蒙皮拉伸成形加载轨迹设计及优化
Deform-3D plastic molding simulation software was adopted to numerically simulate the course of stretch forming and forging reduction forming,finding that the process was feasible and capable of greatly decreasing the energy consumption and improving the production performance.
并用塑性成形模拟软件Deform_3D对拉伸成形和镦粗成形进行了数值模拟,证明了该工艺的可行性。
Loading trajectory is the key factor for aircraft skin stretch forming.
加载轨迹是决定飞机蒙皮拉伸成形质量的关键因素。
The punching process and die design of the colours copy machine lower plate were introduced in detail, specially after changed the part original forming process, carried on the drawing forming by the common press machine, the punching process condition changing, and successfully designed the die, it had a very good referential function.
详细介绍了彩色复印机安装底板的冲压工艺和模具设计,特别是零件原来工艺改变后,由普通冲床进行拉伸成形,由此引出的冲压工艺条件的相应改变,并成功地设计出相关的模具,有很好的借鉴作用。
Strain path-based optimization design of drawing process for left rear suspension bracket;
基于应变路径的左后悬挂架拉伸成形工艺优化设计
The history and trend in development of the control of blank holder pressure in the drawing process of sheet metal was introduced.
介绍了板料拉伸过程中压边力控制发展史及发展预测,提出了一种压边力优化方法———多点压边力方法,并通过ANSYS软件模拟出矩形盒件拉伸成形过程多点压边力优化曲线。
A FEM calculate model is made for initial plastic panel stretching formation,then calculating and analyzing it with the help of FEM software.
利用有限元软件为塑料薄板双向拉伸成形过程建立了有限元计算模型 ,并进行了计算和分析 ,将原用于结构计算的有限元软件引用于薄膜成形工艺领域。
A FEM model is made for the process of initial bubble stretching formation, whichextends the application of FEM to the area of manufacturing technology of film formation.
为膜泡拉伸成形的初始过程建立了有限元计算模型，并用有限元软件进行了计算和分析，将原用于结构计算的有限元方法引用于薄膜成形工艺领域。
A stretch forming die with spraycone cavity die and spraycone blank holder was designed.
分析了半球形零件的拉伸工艺性,设计了1副采用锥形凹模及锥形压边圈的拉伸成形模,并简述了锥形凹模及锥形压边圈的优点。
Dieless Drawing Technique for Making Tapered Pipe With Square Cross Section
一种新型的锥形方管无模拉伸成形工艺
Design and optimization of the loading trajectory in aircraft skin drape forming process
飞机蒙皮包覆拉伸成形加载轨迹设计优化方法
FEM simulation and parameter optimization on stretch forming for semi-spherical heads
半球形封头拉伸成形工艺的有限元模拟及参数优化
To shape or elongate(a wire, for example)by pulling through dies.
拉伸通过印模使（如金属线）成形或伸长
Special Drawing Methods That Could Improved Drawing Deformation Degree
能提高拉伸变形程度的特殊拉伸方法
Following knockover loop pulling occurs and a new knit loop is formed.
脱圈之后线圈被拉伸,一个新的线圈形成。
The Study of Forming of Rolling with Tension Based on Finite Element Simulation;
基于有限元数值模拟的冷拉伸滚压成形的研究
FEM Numerical Simulation of Precision Forming Process of Tube Inversion by Axial Drawing;
拉伸翻管精密成形过程有限元数值模拟
Forming and Fracture Mechanisms Analysis of Ni/MoS_2 Coatings by HVOF
超音速火焰喷涂Ni/MoS_2涂层形成及拉伸破坏机理
Cracks may initiate in compression, and certainly in tension.
裂缝可能在压缩载荷下形成，当然也可能在拉伸载荷下形成。
friction-twist draw-texturing machine
摩擦加捻拉伸变形机
spin-draw-texturing machine
纺丝-拉伸-变形联合机
In the forming operation of stamping a complex shape, draw-wall wrinkling means the occurrence of wrinkles in the die cavity.
在冲压复杂形状之间时，拉伸壁起皱就是在模具型腔中形成的起皱。
drawing machine, for stretching synthetic textiles
合成纺织原料拉伸机
This substance is very flexible and stretches to any shape you want.
这种物质弹性很好，能够拉伸成任何你想要的形状。
This series pressing machine can be widely used in the technologies of drilling, losing materials, cutting, bending, shaping and light extension etc.
本系列压力机可广泛应用于冲孔、落料、切断、弯曲、成形、浅拉伸等工艺。
Study on Morphology and Properties of High-Strength PP/HDPE Alloy Extruded in Stretch Flow Fields;
拉伸流场中成型高强度PP/HDPE合金的性能与形态结构研究
Microstructures and Tensile Fracture Characteristics of Spray Deposited Al-Zn-Mg-Cu Alloy Hot-Rolled Plates
喷射成形Al-Zn-Mg-Cu合金热轧板材的显微组织及拉伸断口分析