Flat sheet dies are heated with electrical resistance cartridge heaters placed in holes drilled in areas carefully selected so as to avoid localized hot spots which would affect melt flow uniformity.
平板模具受筒式电热管加热,这种电热管安装在精选的钻孔中,以避免所在的热熔点影响熔体流动的均匀性。
Combined practice, the technology difficulties of sheet forgings with inner hole were introduced, for which the optimized design of dies for punching and cutting for top-plate forging was put forward.
结合实际,介绍了带内孔的薄板锻件的工艺难点,并就此工艺难点的解决介绍了锻件切边、冲孔模具的优化设计。
A new finite element model based on U-bending benchmark of NUMISHEET '93 has been proposed to predict springback with contact evolution between the sheet and dies.
基于NUMISHEET93的U形弯曲标准考题,考虑板材与模具间的接触演变过程,建立了一个新的有限元模型来预测回弹。
A finite element model based U-bending benchmark of NUMISHEET '93 has been used to predict springback with contact evolution between the sheet and dies.
基于NUMISHEET93的U形弯曲标准考题,考虑板材与模具间的接触演变过程,建立了一个有限元模型来预测回弹。
A new forming process which can make sheet metals thermoplastic deformation without dies through the use of a laser as a heat source was described.
介绍了一种利用激光作为热源使金属板料在无模具下发生热塑性变形的新的成形加工方法。
Punching is a kind of pressure process method that punching dies are used in press sheet to put pressure on the plastic deformation or separation, for a certain shape and size of components.
冲压是利用冲压模在压力机上对板料或热料施加压力使其产生塑性变形或分离,以获得具有一定形状和尺寸的零件压力加工方法。
A new forming process which can make sheet metal thermoplastic deforming without dies through the use of laser as heat source was described.
利用激光作为热源使金属板料在无模具下发生热塑性变形是一种新的成形方法。
A finite element model based U-bending benchmark of NUMISHEET "93 has been used to predict springback with contact evolution between the sheet and dies."
基于NUMISHEET93的U形弯曲标准考题,考虑板材与模具间的接触演变过程,建立了一个有限元模型来预测回弹。
Metal stamping parts, a high-efficiency manifestation of sheet metal, are workpieces made after the sheet metal being formed into 3d shape by a metal stamping die or a series of stamping dies.
金属冲压件是用一个金属冲压模或一系列金属冲压模将金属板材成形为三维尺寸形状后制成的工件。它是金属板材的一种高效表现形式。
Softwares ANSYS and MATLAB were employed to analyze and simulate the velocity, pressure and shear stress distribution in sheet extruder dies based on the three-dimensional FEM.
利用ANSYS和MATLAB软件,对缩放型片材机头中熔体的速度、压力和剪切应力的分布进行三维有限元模拟和分析。
This paper describes the classification, features, applicability and utilization of the wedge and introduces a new type of wedge for sheet stamping dies.
阐述了斜楔机构的分类、特点、适用范围及运用情况。并介绍了一种新型的斜楔机构。
Using multi-point matched-dies generated by punch matrices, a variety of three-dimensional sheet parts of different shapes can be produced.
利用多点匹配,冲压模具的矩阵,一个不同形状的立体片零件,可以生产多种生成。
Using multi-point matched-dies generated by punch matrices, a variety of three-dimensional sheet parts of different shapes can be produced.
利用多点匹配,冲压模具的矩阵,一个不同形状的立体片零件,可以生产多种生成。
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