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introduction：The electromagnetic clutch depends on the coil to control the clutch engagement and separation。Electromagnetic clutches can be divided into：Dry single disc electromagnetic clutch，Dry multi-disc electromagnetic clutch，Wet multi-disc electromagnetic clutch，Magnetic powder clutch，Slip type electromagnetic clutch, etc。Electromagnetic clutch working mode can be divided into：Power bond and power bond。
2016-03-16 Reading quantity 1557
introduction：one、Coupling concept Coupling belongs to the category of general mechanical parts，Used to join two axes in different mechanisms（Drive shaft and driven shaft）A mechanical part that rotates together to transmit torque。In high-speed and heavy-duty power transmission，Some couplings have cushioning、Damping and improving the dynamic performance of shafting。The coupling consists of two halves，Respectively connected with the drive shaft and the driven shaft...
2016-03-14 Reading quantity 1549
introduction：Sensor technology is an important part of testing and automatic control。In the test system，Be positioned as a gauge，Its main feature is that it can accurately transmit and detect a certain form of information，And transform it into another form of information。 Specifically, sensors refer to those against the quilt...
2016-03-14 Reading quantity 1538
introduction：A relay is an electronic control device，It has a control system（Also known as input loop）And the controlled system（Also known as output loop），It is usually used in automatic control circuits，It actually uses a smaller current to control a larger current“Automatic switch”。 Electromagnetic relays generally consist of an iron core、coil、armature、Contact reed and other components。Just add it to both ends of the coil...
2016-03-14 Reading quantity 1529
introduction：introduction：Thermal relays generate heat from the current flowing into the heat element，Deformable bimetallic sheets with different expansion coefficients，When the deformation reaches a certain distance，Just push the linkage into action，Disconnect the control circuit，Thus, the contactor loses power，Main circuit off，Realize overload protection of motor。Relay is used as overload protection element of motor，Because of its small size，Simple structure、The advantages of low cost have been widely used in production。 &nbs...
2016-03-14 Reading quantity 1555
introduction：The sliding block of the coupling is made of nylon square block as the elastomer，The intermediate sliders are used to slide in the corresponding radial slots on the end faces of the half couplings on both sides，To realize the coupling of two halves。The coupling is noisy，Low efficiency，Wear out quickly，Generally try not to choose，Only very low RPM occasions，Sliding block couplings specified in this standard，Suitable for oil pump device or other occasions with small torque transmission，It has a certain compensation for the relative offset of two axes，Shock absorption and cushioning properties。
2016-03-14
Reading quantity 1558
introduction： Basic concepts of solid state relays one、summarize Solid-state relay(SSR)Compared to electromechanical relays，Its a movement without machinery，Dont...
2016-03-14 Reading quantity 1571
introduction：We understand the purpose and significance of the maintenance and maintenance of CNC machine tools，Its basic requirements must also be clarified。Mainly include： 1、In thought, we should attach great importance to the maintenance and maintenance of CNC machine tools，This is especially true for the operators of CNC machine tools，We cant just operate，And ignore the daily maintenance and maintenance of CNC machine tools。 2、Improve the overall quality of operators...
2016-03-15 Reading quantity 1568
introduction： 1. Select join type。The choice of coupling type depends on the master、The coupling type of the driven end to the shaft，Generally use key connection，Is the unified key connection type and code，inGB/T3852Seven keyway types are specified，Four keyless connections，What is used more isAType key。 2. Select the coupling type、type、specification。According to engine and coupling load categories、Rotational speed、professional...
2016-03-15 Reading quantity 1560
introduction：This article describes the application field of relays
Relays are used in a wide range of fields，Its environmental condition、The technology is very different。 Different use cases in the same application field，
Not the same 。 Only grasp the point，To name a few，Give a brief explanation。
1、 Relay application_Automotive field
2016-03-15
Reading quantity 1614
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