Analysis and modification of hydraulic roller bending force control system

According to the law of crack development and mechanical index correlation analysis results, use the maximum bending force, shearing force and fracture energy as the main mechanical parameters, put forward the test design method.

基于裂缝动态发展规律与力学指标关联度分析结果，以最大弯曲力、层间剪切力和断裂能作为主要设计参数指标，提出配合比设计的试验方法。

This design method can improve dynamic and static characteristics of system by collecting bending force signal, summarizing experience and designing control rule.

通过采集弯曲力的变化信号，总结弯曲经验，制定控制规则，改善了系统的动静态特性。

In hot strip mills, crown and flatness are main targets of profile and flatness control, and bending force of work rolls is one of main control ways in shape control.

凸度和平坦度是热连轧机板形控制的主要目标，多机架工作辊弯辊力则是其板形控制的主要调节手段。

Bow expander roller discussion on the neck bending stiffness of work rolls in the hydraulic bending roll control system

弯辊扩幅机，扩幅弯辊液压弯辊控制中工作辊辊颈弯曲刚度探讨

The shape control system of Universal Crown rolling mill has the characteristics of inertia and lag, and the mathematical model of its bending intermediate rolls system has strong time-variant property and uncertainty.

UC轧机的板形控制系统是一个多变量、强耦合的控制系统，具有惯性及滞后的特点，其中间辊弯辊控制回路的数学模型具有很强的时变性和不确定性。

According to the structure of plate bending rolls, electing the correlated control module, and through RS-485 industrial control bus linking to a organic unity, we can combine the suitable numerical control system.

根据卷板机的结构选用相应控制模块，并通过RS&485工业控制总线连接成一有机整体，就可组合成相应数控系统。

Hot coilbox bending rolls are important equipment for making coil in continuous hot strip mill. Bending rolls control include coiling speed control and rolls gap position control, position control need position and speed synchronization.

热连轧机中热卷箱的弯曲辊是卷取热钢卷的关键部件，弯曲辊的控制包括卷取速度控制及辊缝位置控制，位置控制又需要辊缝的位置同步控制和速度同步控制。

Strip Shape Control and Optimization of Hot Strip Mill Based on CVC and Bending Rolls

基于CVC辊和弯辊装置的热轧带钢板形的控制与优化

The utility model can be applied to all ship plat bending rolls.

本实用新型可应用到各种船用卷板机中。

Using finite element method for 16 frame-supported continuous masonry walls composed with the normal law, the paper presentes a simple method of calculating bending moment of control cross section of joists based on Matlab.

通过按正交设计的16榀框支墙梁的有限元结果分析，采用Matlab程序回归得出了托梁控制截面弯矩计算的简单公式，可以供设计者参考。

However, as a result of domestic equipment and backward technology, the major forms of production of metal wire forming is the labor intensive in our country, that is, using a simple manual wire bending die, and some small semi-automatic forming equipment may be used.

然而由于国产装备技术落后，国内金属线材的成形加工主要以劳动力密集型的生产方式为主，采用简单的手动弯丝模具，加上少许半自动的成形设备。

A simple rectangular plate bending element of rapid convergence

一种快速收敛的简单矩形板弯曲元素

Give an introduction about a simple general-purpose bending die.

介绍了一种简易通用弯曲模设计。

Design of a Simple Fatigue Bending Machine for Plate

简易平板弯曲疲劳试验机的设计

The characteristics of the corner rain eaves parts and their forming principle were analyzed. The compound forming was broken into simple bending and flanging.

分析了角部雨檐零件特点及其成形机理，将复合成形分解为简单的弯曲和翻边。

And the fault-related folds include simple bending structural style, fault-bend folds, back thrust uplift and so on.

其中断层相关褶皱包括：简单摺曲构造样式、断弯褶皱、背冲隆起褶皱等。

The bending fatigue property of every part of the rail

钢轨各部位的弯曲疲劳性能

Effect of Surface Defects on Bending Fatigue Behavior of High Strength Spring Steel

表面缺陷对高强度弹簧钢弯曲疲劳性能的影响

Establish of Gear Bending Fatigue Strength Limit based on BP Network

基于BP网络的齿轮弯曲疲劳强度极限的确定

Bending Fatigue Testing Machine of Automobile Wheel Based on Microcomputer Control

基于微机控制的汽车车轮弯曲疲劳试验机