采用位移门槛电压控制焊接过程,对Q 235 - A钢进行了变压式和等压式扁钢带直流电阻对焊试验。
A displacement threshold was used to control DC upset butt welding process, and constant pressure and varied pressure tests were carried out on Q235 a steel strips.
研究了电阻焊电极合金经93K低温处理后晶粒细化对高温屈服强度的影响。
The influence of resistance welding electrode alloy's grain refined after 93k cryogenic treatment to high temperature yield strength is studied in this paper.
电阻焊质量在线评估的一种有效方法是对焊接过程中的重要物理量进行实时采集处理和显示。
An effective way for online quality evaluation of resistance welding is to acquire important data and display them as dynamic curves during welding.
由电阻焊接方法焊接的超低碳钢支架对磁性破坏较大,导致显示器再转向后出现图像滞后和色偏等失真现象,需要进行焊后热处理。
Resistance welding method has great destroy to the magnetic property of the seam, which will cause image distortion of the display when swerving, and post heat treatments are needed.
对我国的电阻焊管工业的生产情况作了分析,并指出造成这种情况的主客观原因。
The production situation of ERW steel pipe industry in China is analyzed, and the subjective and objective reasons which caused the situation are pointed out.
根据FWEC管式空气预热器技术规范对管子—管板胀接的要求,对有缝电阻焊管胀接进行工艺试验。
In this paper, to meet the expending requirements of technical specification for FWEC Tubular Air Heaters, the expending procedure test for the ERW tube was performed.
并对电阻焊电源的新技术原理和市场前景进行了详细地介绍。
The principles of the resistance welding machine new technologies were introduced...
本文还在此基础上设计了软开关逆变电阻焊电源主电路及控制电路:主电路选用全桥零电压零电流(FB-ZVZCS)阻焊电路,其中包括对主电路参数设计和计算;
Introduced a newly designed inverter resistance welding power on this basis, main circuit's topological structure adopt FB-ZVZCS, and do some work about the parameters design and calculate;
计算结果表明:三相次级整流电阻焊焊接电流基本上是连续的,负载感抗变化对其影响很小。
The calculating result shows that the welding current of 3-phase DC resistance weld is continuous, and the changing of induction reactance has little influence on it.
计算结果表明:三相次级整流电阻焊焊接电流基本上是连续的,负载感抗变化对其影响很小。
The calculating result shows that the welding current of 3-phase DC resistance weld is continuous, and the changing of induction reactance has little influence on it.
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