A new method of the design for tie bar and falsework during the construction of the thin-wall of bridges;
薄壁墙施工中拉杆与脚手架设计的新方法
Study on the Dowel and Tie Bar in Jointed Plain Concrete Pavement;
普通水泥路面传力杆及拉杆研究
In order to overcome the problem of early failure of the tie bar in the plastics injection molding machine, an integrated finite element analytic model was formulated dealing with the tie bars,fixed platen, movable platen, and rear platen.
针对注塑机拉杆的早期断裂问题,为使拉杆应力分布合理化,以拉杆与定模板、动模板和调模板等组成的整体有限元分析模型为基础,用优化方法研究拉杆卸载槽的合理位置以及各模板基本厚度的确定,以及拉杆卸载槽的位置和各模板基本厚度对拉杆应力分布的影响。
The Analysis and Solution of Process Plan for the Batch Production of Tie Rod;
拉杆批量生产工艺方案的分析与确定
After some analyses of load transfer behavior of anchor rod,and based on the results of field test,a type of technique of removable anchor for which the pull rod can be removed,is proposed.
通过对锚杆荷载传递特性的分析和在现场原型试验研究的基础上,提出了一种仅拆除拉杆材料的可拆型锚杆技术。
Several improvements have been made after analyzing the causes of frequent fracture for pull rod in roughing mill stand at Steel Bar Plant with 3D modeling software Pro/E and finite element analysis software ANSYS .
采用三维建模软件Pro/E和有限元分析软件ansys,对棒材厂粗轧机架拉杆频繁断裂的原因进行分析,并做了有效的改进。
A calculation method of action effect increment of prestressed horizontal tension rod;
预应力水平拉杆作用效应增量的计算
The structural performance of beam string structures changes greatly,when cables are replaced by prestressed tension rods.
在张弦梁中用预应力拉杆代替拉索,其结构性能发生变化;通过分析比较得出预应力拉杆式张弦梁的性能特点和设计中应当注意的事项。
This paper describs the requirements of testing members to be nominal, the precedure of exerting load upon the tension rod, specific cautions and the effect upon the construction, for the application of the shear type constant force tester to measure initial tensile force of the rod in the wharf construction for the Port of Tangshan.
阐述在唐山港码头施工中应用剪式恒力仪测定拉杆初拉力时对标定试件材料的要求、拉杆施力的过程和须注意的具体问题以及施工效果。
Finite element analysis of tie-bars and platens of a plastic injection machine;
注塑机拉杆与模板的有限元分析
Stress analysis & parameters optimization of slot for releasing stress of a tie-bar of an injection machine;
注塑机拉杆卸载槽的应力分析与优化
On the basis of briefly analyzing the mechanical model of toggle clamping mechanism,taking the minimum sum of both tie-bar and toggle s weight as the target function,taking stiffness condition as the constraint condition,the paper calculates the tie-bar diameter with optimal design.
在简要分析肘杆式合模机构的力学模型的基础上,以拉杆、肘杆质量之和最小作为目标函数,将刚度作为约束条件,用优化设计的方法对拉杆直径的计算进行了研究。