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 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 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。
Structural main beam: steel plate cold bending U type groove plus middle vertical rib plate combination.
结构主梁：钢板冷弯U型槽加中幅立筋板组合。
This article introduced one kind of new U-shape bending self-dumping mechanism, introduced its structure and the application method.
本文介绍了一种新型U形弯曲件自动卸料装置，阐述其结构及使用方法。
The re-bar end used for electroslag welding should be straight, flat and clean free of U-shaped, bruising, concave and convex, bending or distorted deformations.
电渣压力焊焊接使用的钢筋端头应平直、干净，不得有马蹄形、压扁、凸凹不平、弯曲扭曲等严重变形。
Results show that the primary cause to the laminar defect of the umbrella bone steel in the process of cold bending to U-shape is the severe carbon segregation in the steel band.
结果表明，钢带中部严重的碳偏析是导致在冷弯成U形伞骨时，形成钢带分层的主要原因。
A primary formula to calculate the buckling critical load is put forward, when U-shaped bellows only subjected to bending, and will be discussed for the future.
此外，本文提出了在弯矩载荷作用下，U形波纹管膨胀节失稳临界弯矩的初步计算公式。
The paper discussed the design of U-pipe bending machine based on hydraulic pressure automatic-control system.
本文介绍了基于液压控制系统的自动U型弯管机的设计。
The invention can be used without being rolled into a three-dimensional U shape, and has excellent bending resistance.
本发明无需卷曲成立体U形即可使用、具有良好的耐弯折性能。
The die, with the hopper-type automatic feeding device, is used for bending various V-shaped, U-shaped and bow-shaped parts and suitable for mass serial production.
介绍了在通用冲床上使用的漏斗式自动送料弯曲模的结构形式、工作过程和设计要点。
The die, with the hopper-type automatic feeding device, is used for bending various V-shaped, U-shaped and bow-shaped parts and suitable for mass serial production.
介绍了在通用冲床上使用的漏斗式自动送料弯曲模的结构形式、工作过程和设计要点。
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