introduction:Abstract:Cause the motor bearing surface or ball to be eroded,Shape path point micropore,The bearing performance deteriorates,Friction loss and heat increase,Eventually the bearing burns out。 ...
2016-01-15 Reading quantity 1614
introduction:1、Selection of rated working voltage of relay The rated operating voltage of relay is the most important technical parameter of relay。When using relays,The circuit should be considered first(That is, the circuit where the relay coil is located)Operating voltage of,The rated operating voltage of the relay should be equal to the operating voltage of the circuit in which it is located。The working voltage of the circuit is...
2016-01-15 Reading quantity 1510
introduction: 1.3 Programmable controller basic application prime,PLCIt is mainly used for logic control of switching quantity。withPLCTechnological progress,Its application field is constantly expanding。 Present Day,PLCNot only for switching quantity control,It is also used for analog and digital control,Data can be collected and stored,The control system can also be monitored;Internet also available...
2016-01-15 Reading quantity 1621
introduction: To ensure the normal operation of the system,Periodic pairplcSystem inspection and maintenance is essential,You must also be familiar with general troubleshooting and troubleshooting methods。 one、Inspection and maintenance 1.Periodical inspection...
2016-01-15 Reading quantity 1593
introduction: After power on the servo motor does not turn hum analysis is as follows: Fault cause: 1、 The rotor winding has a break(A broken line)Or power one phase...
2016-01-15 Reading quantity 1971
introduction:5. Basic performance The basic performance of a programmable controller can be summarized as follows: 5.1Working speed  ...
2016-01-15 Reading quantity 1627
introduction: Sensor selection principle,What are the methods and principles for selecting sensors? Modern sensors vary widely in principle and structure,How to measure according to the specific purpose、The sensor is selected reasonably for measuring objects and measuring environment,Is the first question to be solved when making a measurement of a certain quantity...
2016-01-15 Reading quantity 1547
introduction: 3. Basic application prime,PLCIt is mainly used for logic control of switching quantity。withPLCTechnological progress,Its application field is constantly expanding。
2016-01-15 Reading quantity 1613
introduction: 1backdrop φ3500Vertical machine tool is a kind of mechanical and electrical equipment which requires high degree of automation,Generally used in metallurgical industry,Turning all kinds of large workpieces;It usually adopts relay logic control mode,The electronic control system of the equipment has a high failure rate,Long service cycle。With the advancement of technology,This kind of control system...
2016-01-15 Reading quantity 1872
introduction: Laser sensor A sensor that uses laser technology to make measurements。Laser sensor by laser、The laser detector and measuring circuit are composed。Laser sensor is a new type of measuring instrument,The advantage of laser sensors is that they can be measured at a distance without contact,Fast speed,High precision,Large range,anti-light、Electric interference ability is strong。 &nb...
2016-01-15 Reading quantity 1644