• To effectively control the voltage of rail flash welding, a kind of adjustable power supply system is developed.

    针对钢轨焊接电压控制要求,研制了钢轨闪光稳压调压电源系统

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  • The feeding speed of shifting unit of welding machine is one of the most important factors of rail continuous flash welding quality.

    影响钢轨闪光焊接头焊接质量因素很多,其中焊机动力柱的送进速度就是重要因素之一

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  • The flame normalizing treatments were put forward on steel rail with flash welding, gas pressure welding and aluminium heat welding.

    钢轨闪光气压焊进行火焰处理,并进行正火、未正火接头和钢轨母材的金相组织以及力学性能的对比。

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  • With the emphasis on flash welding principle and especially virtue of voltage, which is a mode of rectangle wave are described in detail.

    重点闪光焊接原理特别是矩形电压方式优点进行详细阐述

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  • The parameter testing system for the flash welding is introduced, including the technique scheme, the hardware composition and the function design of the software.

    介绍锚链闪光参数测试系统技术方案硬件组成软件功能设计

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  • The hydraulic control system of the flash welding machine is the core of achieving its welding technology, and is the key of ensuring the band steel's welding quality.

    闪光焊机液压控制系统实现焊接工艺核心,是保证带钢焊接质量关键

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  • Flash can be continual and steady, and then, the good welding joints could be obtained by properly controlling feeding speed of shifting unit of rail continuous flash welding.

    有效控制钢轨连续闪光动力柱送进速度可以使整个焊接过程保持连续稳定的闪光,从而获得优良的焊接接头

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  • The technological process of flash welding and the characteristic of electricity control are analyzed. The control plan with PLC, ladder diagram and the program are put forward.

    分析了闪光对头工艺过程电气控制特点提出采用PLC控制方案,给出了控制系统梯形程序

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  • Third, it determines the needed-to-monitor state parameters by analyzing the actual running status and working condition of the hydraulic control system of the flash welding machine.

    第三分析焊机液压控制系统实际运行状态工况确定其需要监测状态参量

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  • The features of manual downhill welding, semiautomatic welding, automatic welding and other welding technologies like butt flash welding and laser beam welding (LEW) and so on are analyzed.

    分析手工下向半自动焊、自动特种焊焊接方法特点选择焊接方法时应考虑管道直径、壁厚、管道长度、设计条件、管子级别等因素。

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  • Along the new coastline I can see construction crews building a sea wall. There are cement-pumping trucks, cranes, large steel pipes, and the flash of welding torches.

    沿着新的海岸线看到施工队伍正在建设海堤那里有无数水泥泵车、起重机大型钢管着焊花的焊枪。

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  • In this paper, on the base of the study of flash butt welding theory, a new intelligent control system of rail flash butt welding is developed.

    本文基于闪光焊接理论研究钢轨闪光焊接工艺要求,设计了智能控制的钢轨闪光焊焊接系统

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  • Welding flash damages, moving back space and resetting distance can be adjusted freely.

    焊接闪光烧损量、退回距离复位距离都自由调整

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  • The bend Angle of the flyer plate was determined by flash X-ray photography during explosive welding and the value coincides with that obtained in the semicylinder test.

    通过爆炸焊接过程闪光X射线摄影,测得了折角。数值半圆柱试验测得的飞板弯折基本上相一致

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  • The Intellectual Control System of Flash Butt Welding, the main and basic part of the Flash butt welding machine, is the basic to realize the automation of the welding process.

    基于模糊控制智能化闪光焊机控制系统闪光焊机焊接系统重要组成部分。

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  • The welding process is influenced by the plasma produced by laser irradiation. Plasma plume above the keyhole is the bright, often bluish, flash frequently seen during laser welding.

    激光焊接光致等离子体的产生尤其是小孔闪烁明亮蓝色等离子体云,影响着激光焊接过程的进行。

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  • The welding technology used for preheating flash butt welding was evaluated for workpieces with large welding section.

    针对截面工件闪光对焊工艺特点,确定了预热闪光焊接工艺。

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  • It successfully applies the real time control of welding procedure process on large power flash butt welding complete equipment.

    成功用于大功率闪光对焊成套设备焊接工艺过程实时控制

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  • There are four phases and dozens of parameters in preheating flash butt welding technology used for great section workpiece's welding.

    用于焊接截面工件预热闪光工艺包括四个阶段

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  • In this paper, the defects appeared in flash butt welding for HSS cutting tools have been analyzed. And the effective resolving way has been put forward.

    本文高速钢刀具闪光对焊经常出现主要缺陷问题进行了具体分析提出了有效的解决措施。

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  • Studied the joint structure and properties of flash butt welding to mining chains round made of new type meta-bainite steel.

    研究了新型准贝氏体钢制造矿用圆环闪光对焊焊缝的组织性能

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  • The effective thermal input of pulse flash process is large, it can help reduce the drop weight test fracture of flat spot, which is suitable for welding U75V rail.

    脉动闪光工艺有效输入有利于降低落锤断口灰斑,适合焊接U75V钢轨

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  • Flash impetus and adopting projection anulus controlling upsetting, steady speed flash and quality of butt welding point is well.

    闪光推进锻采用凸轮控制,闪光速度平稳对接焊口质量

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  • The paper introduced a PLC network (MELSECNET/MINI)control system which is used for controlling flash butt welding machine set.

    采用可编程控制器(PLC)的联网功能,构成一个MELSECNETMINI网络用于控制闪光对焊机组

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  • The invention relates to a new process method and device of flash butt welding joint in steel bar continuous connection.

    发明涉及钢筋连续连接闪光对焊接头一种新型处理方法设备

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  • A three-phase d. C. flash butt welder UZ-350 controlling by PLC for welding rims are introduced.

    本文介绍一种PLC控制UZ- 350三相次级整流钢圈闪光对焊机。

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  • Based on the combustion characteristics of oxyhydrogen flame, a new flash-back arrestor faced on oxyhydrogen flame applied for oxyhydrogen welding and cutting equipment is designed.

    基于氢氧燃烧特性设计一种用于氢氧焊割设备新型氢氧焰回火防止器。

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  • Based on the combustion characteristics of oxyhydrogen flame, a new flash-back arrestor faced on oxyhydrogen flame applied for oxyhydrogen welding and cutting equipment is designed.

    基于氢氧燃烧特性设计一种用于氢氧焊割设备新型氢氧焰回火防止器。

    youdao

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