独特的送丝电机，送丝更加平稳。
风扇冷却，过热保护，送丝速度可调节。
Fan cooled, with thermal protection, equip with speed control regulator.
采用数字化控制技术对送丝电机进行控制。
Adopting digital control technology controlled the wire feeding motor.
同时给出了焊接中作为可逆送丝的具体电路。
The practical circuit used in welding for invert wire feeding is proposed in the paper.
送丝脉冲到来的瞬间，电源输出电压切换为基值。
When the pulse of wire feed occurs, the output is switched to the base value.
送丝系统的数字化可实现与数字化焊接电源的接口。
The wire feeding system realized interface with the digital welding source.
送丝系统的数字化可实现与数字化焊接电源的接口。
The wire feeding system realizes interface with the digital welding source.
注：送丝速度及焊接电压设置范围与配套焊接电源相关。
Note: the wire feeding speed and the welding voltage are dependent on the selected welding power.
参数控制包括焊接电流，焊接速度，送丝速度，保护气。
Parameter controls for welding current, travel speed, wire speed and shielding gas.
提出增加送丝机，组成既可送粉焊接又可送丝焊接的两用设备。
After enhancing the sending welding wire machine, it can become the equipment of both sending pulverized solder and sending welding wire.
电源线和焊接电缆构成电源回路，为送丝机和控制系统提供电能。
The power cord and welding cable were used to provide power to the wire feeder and control system.
介绍了设计并研制的送丝随动机构以及对其所进行的应用效果试验。
The design and develop of a servo mechanism for wire feeding is introduced.
介绍了利用编码器实现送丝电机转速的数字反馈转速控制调速系统。
Making use of wire feed motor with encoder, a digital wire feeder system based on speed feedback of rotation speed with encoder of wire feed motor.
开始送丝后，焊接电源输出低电平，熔滴依靠送丝动量向熔池过渡。
When the wire being stopping, the welding power outputs high level voltage with wire burning back and forming a liquid weld metal drop.
控制量通过查询模糊控制规则表得到，并生成pwm控制送丝电机。
The control quantity was gained by looking up the table of fuzzy control rule, and formed PWM to control Wire-feeder device.
本文介绍一种SCR整流埋弧自动焊机电源及送丝控制，单片机应用系统。
The SCR Rectifier Auto-SAW power source and wire feeder with single chip computer control is introduced in this paper.
本文介绍了一种永磁式直流力矩电机驱动的动态品质优异的函数送丝系统。
The excellent dynamic characteristic function wire feed system driven by a permanent-magnet DC moment motor is described in this paper.
随着送丝速度的变化，熔滴过渡各阶段时间影响液桥分断时的表面张力过渡。
With the variety of wire feed speed, the interval of each phase of droplet transformation has a great influence on the breaking state of liquid Bridges.
而送丝速度的调节快慢除了受控于实际的控制系统外，还受电机惯性的影响。
But the adjustment speed of wire feeding is subjected to the actual control system and the motor inertia.
在埋弧焊接的变速送丝系统中，其电弧电压的稳定是依靠调节送丝速度实现的。
The stability of arc voltage is realized by adjustment of wire feeding speed in constant wire feeding system of SAW.
研究了焊丝端头小球对引弧成功率的影响； 研究了慢送丝对引弧效果的影响；
The effect of tiny ball at wire tip on the successful rate of arc striking and the effect of the wire slow feeding on striking result are studied.
送丝调速系统由功率MOSFET开关控制电路、脉宽调制电路及控制电路构成。
The wire feeder timing system consists of MOSFET switch control circuit, PWM circuit and control circuit.
该送丝电路符合模块化的电路设计思想，能够较好的与数字化主控电路实现同步。
The feeder circuit meets the demands of modular structure, and it can meet the needs in synchronism with the main control circuit.
本文在对PWM控制电路及SG3525A的研究基础上，设计的送丝硬件结构。
Based on SG3525A PWM control circuit and the study, based on the design of the hardware structure of wire.
在水下焊接过程中，脉冲电源输出高电平时，停止送丝，电弧稳定燃烧并形成熔滴；
During the welding process, when underwater welding power outputs high level, the system stops feeding wires and wires burn upwards with forming molten droplets.
实验发现，在送丝速度给定的情况下，匹配合适的电源电压可得到较好的焊接效果。
It has been shown by experiments that the good welding effects can be obtained by matching proper voltage of power supply when a certain feeding wire speed is given.
与该焊枪相关联的几个技术特征有：自动更换钨电极、双气流喷嘴和推拉丝送丝机构。
Several technical features are associated to the new torch design such as an automatic electrode change, a double flow gas nozzle and a push pull wire feeder.
由控制电路实现焊接程序的控制，带电枢电压负反馈的调速电路控制和调节送丝速度。
The control to welding procedure is realized by a control circuit, and wire feed rate is regulated and controlled by speed governing circuit with the armature voltage negative feedback.
由控制电路实现焊接程序的控制，带电枢电压负反馈的调速电路控制和调节送丝速度。
The control to welding procedure is realized by a control circuit, and wire feed rate is regulated and controlled by speed governing circuit with the armature voltage negative feedback.
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