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- preforming die design 预成形模具设计
- A new sensitivity analysis method for preform die s hape design in metal forging by controlling the deformation uniformity is develo ped. 以直接设计预成形模具形状为目标,提出并建立了一种控制变形均匀性的灵敏度分析理论和模具形状优化设计方法。
- The article has introduced the cross wedge rolling preforming technology and its die design. 介绍了楔横轧制坯工艺及其模具设计。
- Stamping die design and processing. 冲压模具设计及加工。
- At least 3 years experience in metal progressive die design. 3年以上的金属级进模具设计经验。
- The key step in flashless forging is to optimize the d esign of preform die shape. 锻造过程实现净形和近净形制造关键是优化预锻模的设计。
- Experienced with mechanical drawing and extrusion die design. 具备机械製图和挤出模具设计经验。
- Introduced the die design of tube necking and flaring die. 介绍了导管弯曲扩口模的结构特点及模具工作过程。
- This paper uses a new optimization approach named micro genetic algorithm to optimize the preform die shape in H-shape axisymmetric forgings. 本文用微观遗传算法对H型截面锻件进行了预锻模优化设计,以实现此锻件的无飞边锻造。
- Orthogonal experimental method is combined with numerical simulationto solve the optimization of tooth form of preform die. 本文采用正交试验法与数值模拟技术相结合的方法,来解决预锻模具型腔优化设计问题。
- This method can realize net shape forging by optimizing preform die shape.Flashless final forging with complete die fill and without folding-over defect can be obtained. 该方法通过优化设计预成形模具形状,可实现精形终锻,得到无飞边、完全充满型腔和无折叠的终锻件。
- It included the blank layout, die design technologies and pilot run. 此技术特色在于高长径比,所需要的深引伸模具技术是非常困难的。
- The sensitivity analysis was developed using the rigid viscoplastic finite element method.The preform die shapes are represented by cubic B spline curves. 表示预锻模具形状的三次B样条曲线的控制系数用作设计变量。
- Tooth form of preform die is important for improving the filling of gear teeth using a lower forging loadin the two-stage cold precision forging process of spur gears. 在直齿圆柱齿轮两步成形冷精锻工艺中,预锻模具齿形设计对改善材料填充性能,降低成形载荷具有重要意义。
- The extrudate shape,dimension and output can be effectively controlled on single roller extruder with its variable screw and roller speeds and the flexible combination of preform die and final die. 单辊筒口型挤出机通过变更挤出机螺杆和辊筒转速及灵活的预成型口型和终端口型设计组合可以有效控制挤出物的形状、尺寸和生产率。
- The die design critical points and advanced pressing process of board spring on rotating shaft steamer dynamotor. 介绍了汽轮发电机转轴上的板弹簧模具设计要点以及先进的压制工艺。
- An optimization method for preform die shape in non-isothermal metal forming using plastic finite element method, sensitivity analysis and engineering optimization algorithm is presented. 采用塑性有限元、灵敏度分析和工程优化算法相结合的方法,对非等温成形过程中预锻模具形状进行了优化设计。
- The low-pressure casting process and die design for automobile housing were introduced. 摘要介绍了汽车壳体零件低压铸造工艺与模具设计。
- The die design of coextrusion and the essentials of die debugging for the soft and rigid PVC and introduced. 介绍软硬质聚氯乙烯共挤模具设计与调试的要点。
- Aluminum alloy diecasting die design and optimal project of electrical wares box for lamps are introduced. 介绍了灯具电器箱铝合金压铸模设计及优化方案。