行程开关

弹簧操动机构的行程开关接点问题

Problems of bad contact of limit switch in spring actuator

阐述了改进后的少油断路器液压机构控制装置的工作原理。该装置应用微机控制技术，通过对压力测量信号与行程开关信号进行逻辑判断，提高了控制系统的可靠性。

The working principle of hydraulic mechanism control device of mini-oil Breaker after improved was discussed , the device uses PC control technology to promote the reliability of the control system through the logic estimation of the pressure monitoring signal and the signal of the limit switch .

CNC工具磨床行程开关与机械原位的分析

The Analysis of Overtravel Limit Switches & Machine Home in CNC Cutter Grinders

结合两个实例介绍了DCS在水煤气两段炉的应用。第一个实例是运用DCS系统提供的开关仪表和顺控表解决行程开关输入响应异常的问题；

This text introduces briefly some experience of the DCS system application in water gas two-stage furnace by the practice examples .

针对上述问题提出了解决方案，采用冗余方式解决行程开关信号可靠性差的问题，采用重复定位、PLC集中控制解决玻璃定位误差较大、供胶电气控制系统故障较多的问题等。

In order to tackle above-mentioned problems , scenarios of solving problems such as redundance way for switch signals , repeated position and PLC central control for large errors and electric control system failure are adopted .

限位行程开关，起到安全和限位效用。

Limit travel switch , play safe and limit the role of .

龙门刨床主传动系统行程开关的改进

The Improved Methods of the Main Transmission System Switch of Gantry Planer

火焰切割机无行程开关的改造

Modification on free - stroke switch of flame cutter

如果两行车相碰，也用行程开关断开电源。

If two traveling crane collide , use journey switch turn off the power .

用行程开关测量烧结机台车速度和终点位置

The measurement of the speed of strand and discharge end by means of position switch

利用光电技术改进行程开关在铜材生产设备中应用

Application of the Overtravel Limit Switch Improved by Photo Electricity Technique in the Copper Rod Production Facility

导销操纵的行程开关

Pilot pin operating limit switch

行程开关由外壳（壳体，盖），传动头和隔爆型微动开关等组成。

Travel switch from the shell ( shell , cover ), transmission head and flameproof budge switch etc.

提升机一般使用行程开关来防止过卷，在正常情况下可以作到安全生产，但司机因疲劳等原因而刹车时间少于规定时间时，就可能造成过卷事故。

Raised machine usually use travel switch to prevent folder . In normal condition , it can be safety production .

上下行程开关：松开外盖查看触点，重新调整。

The up & down journey switch : loose the outside cover to check the touch point , and adjust again .

使用继电器、接触器、按钮、空气开关、行程开关等低压电器构成的控制电路称为继电接触控制电路。

Use relays , contactor , button , air switch and travel switch etc low-voltage constitute control circuit called relay contact control circuit .

提出在行车上装行程开关，而在其它部位装行程挡铁，从而减少了行程开关的使用数量，提高了可靠性；

Stroke switches are fitted on the conveyer arid stroke stops on other locations to reduce the number of stroke switches and improve reliability .

第二控制回路由互相串联的限重开关、安全门旁行程开关和中间继电器组成。

The second control return circuit is composed with a mutually connected weight limit switch , security door by-pass switch and a middle relay .

据此，探讨了井下射孔深度检测的基本方法，包括地面模拟检测法、井下液压行程开关检测法和井下电磁检测记录法。

The basic methods for the perforating depth are investigated , including the surface simulated detecting method , down-hole hydraulic position switches method and down-hole electromagnetic detecting and recording method .

针对并联机床的结构特点，设计了基于两级微机控制的机床安全保障系统，并自行研制了球铰行程开关。

A security_guaranteeing system based on two_stage microcomputer control is designed in respect to the structural features of parallel machine tool , and the ball socket limit switch is built .

通过对弹簧操动机构行程开关接点易烧毁原因的分析，提出了两项改进措施，并在实际使用中取得了较好的效果。

Based on the cause analysis of the contact melting of limit switch in spring actuator , this paper puts forward two solutions that have proved to be effective in practice .

另外，课题选用了微动式行程开关、压力变送器作为传感元件检测系统，选用继电器、电磁控制换向阀实现对气缸、电机的控制；

In addition , we select micro-stir switches and pressure sensors as sensor elements to inspect the system and choose relays and induction valves to control the bicycle pump and the motor .

各转辙机上装有行程开关，以控制拉杆的行程，进而控制导曲轨的形状。

Each switch machine is provided with a travel switch for controlling the travel range of a pull rod , and accordingly , the shape of a guide curve rail can be controlled .

在距离钢筋出料口一定距离的延长线上设有一个接触式行程开关，行程开关与离合器电磁铁之间连接有导线。

An extension line with a certain distance to the steel bar discharge hole is provided with a contact travel switch . A wire is connected between the travel switch and a clutch electromagnet .

对保鲜膜卷绕长度的计量进行细分，并用电感式接近开关替代传统的机械式行程开关，从而实现了对保鲜膜长度的精确控制。

With the metering of fresh film coiling length being subdivided and the traditional mechanical position switch being replaced by inductive proximity switches , accurate control to the length of fresh film is come true .

把行程开关摇臂螺母松开，将摇臂往前调即可，如多次调整无效，请检查开关是否损坏。

Then loose the rocker nut of journey switch , and adjust the rocker to front , if after adjusted for many times still not available , then please check the journey switch whether was damaged or not .

主要介绍了控制系统中双行程开关的功能和梯形图，故障存储模块的定义和实现方法，上位机监控、操作日志报表等功能模块和自行开发的模拟调试软件。

Some details are discussed , including the function of double journey switch and its ladders , the definition of fault module and its operation principle , PC monitor and operation log file for steam soot-blower , and simulation software for ladders debugging .

本文通过对差动运行中油缸两腔间的压差计算，分析了压力继电器在油缸无载快速运行中代替行程开关的可行性，并通过具体实践得到验证。

Through the calculation on pressure loss between the two cavities of cylinder during the differential movement , the paper analyzes the feasibility of replacing stroke switch with pressure switch during the unload rapid movement of cylinder , which has been proved to be correct in use .

电路部分通过机器运作时触碰行程控制开关来实现电机的正反转。

The circuit potion achieves the positive inversion of the motor through touching a stroke control switch when the drinking bottle shredder is running .

两位五通阀（8）上有行程点压开关（8.1），行程点压开关（8.1）置于汽车车厢或货罐体底部。

A travel point pressure switch ( 8.1 ) is arranged on the two-position five-way valve ( 8 ) and arranged at the bottom of the vehicle body or the cargo tank body .