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introduction：relixue di-ling dingl Zeroth law of thermodynamics zeroth law of thermodynamics A law in thermodynamics that defines temperature based on the concept of heat balance。Usually expressed as：Between two systems in thermal equilibrium with a third system，Must be in thermal equilibrium。In the pictureA [Diagram of the zeroth law of thermodynamics]、B[Diagram of the zeroth law of thermodynamics]、C[Diagram of the zeroth law of thermodynamics]for 3A fixed mass and composition，And the thermal system is completely isolated from the outside world。interB
2015-01-30 Reading quantity 2812
introduction：Overview of worm gear reducer one、principle：Worm gear reducer fasteningQ/ZJ1-2000Technical quality standard design and manufacture。Products in line with national standardsGB10085-88Cylindrical worm gear reducer parameters based on，Absorb the most advanced technology at home and abroad，Something entirely new“Square box type”Outline structure，Made of high quality aluminum alloy、Box appearance. Has the following advantages： 1.Compact mechanical structure、Light size、Minor； 2.Good heat exchange performance，Radiate quickly； 3.Easy installation、Flexible and agile、Superior performance、easy
2015-01-30 Reading quantity 2915
introduction： 1、Learn about variable speed drivesSFKImported bearing[Imported bearing:Simply put, the import bearing agent refers to the sale of an imported bearing brand。The main brands of imported bearings arenskbearing，ikobearing，fagbearing，Of good quality，Of course, the price is not cheap。]Shape and connection size。 2、Variable speed driveSFKImported bearing[Imported bearing:Simply put, the import bearing agent refers to the sale of an imported bearing brand。The main brands of imported bearings arenskbearing，ikobearing，fagbearing，Of good quality，Of course, the price is not cheap。]Allowable horizontal ampere
2015-01-30 Reading quantity 1545
introduction： Before installation，All necessary parts should be prepared、tool、Equipment and related data, etc。Also study the drawings or instructions carefully，To determine the correct installation sequence of the different components。 Check carefullySKFbearing[SKFbearing:SKFThe full name is“Svenska Kullager-Fabriken”The Chinese transliterated name is“SKF”；SKFThe group is headquartered in Gothenburg, Sweden，Is a leader in bearing technology and manufacturing。SKFBearings can be divided into sliding according to different specific structures and similarities and differences in working propertiesSK
2015-01-30 Reading quantity 1562
introduction：The development of electric forklifts The electric motors used in previous electric forklifts are the oldest、The most traditional series DC motor。Is to transfer power to the battery and dry。But the motor has two drawbacks：This current is delivered using a carbon brush，Therefore, its performance is determined by the carbon brush，This also limits the braking performance。And the carbon brush is a wearing part，Need regular replacement，Otherwise it will affect the life of the motor。 Electric forklifts are used more and more widely in the field of application，Become an essential means of transport in the professional field，With electric forklift，Electric stacker truck here
2015-01-30 Reading quantity 2892
introduction：Plastic mold design steps Accept the assignment The task sheet for molding plastic parts is usually proposed by the part designer，Its contents are as follows： Approved positive regulation drawings，And indicate the use of plastic brand、Transparency etc。 Specifications or technical requirements for plastic parts。 Production output。 Samples of plastic parts。 Usually the mold design task book is put forward by the plastic parts technician according to the task book of the molded plastic parts，Mold designer to form plastic parts assignment、Mold design task book as the basis to design the mold。 Collect、analyze、eliminate
2015-01-30 Reading quantity 2795
introduction： (1)The riveted parts in the harvester are like the moving tool assembly，Rivets are generally made of cold extrusion，It should not be heated while riveting，Such as heating will reduce the strength of the material。After riveting, the forming punch should be applied，To strengthen the fastness of the blade and the tool bar。 (2)Vulnerable part，Especially the pin、flaking、Set of、Pad iron Do not replace replacement and repair with more butter in maintenance，If the use of parts worn to the limit for a long time, the life of other machinery will be shortened。 (3)There is no balancing machine in the repair of various types of shaft
2015-01-30 Reading quantity 1551
introduction： Car air conditioning in use also need to pay attention to some matters。Feng Ye mall clutch to take a look with you。 Sudden high gear start or long uphill，High speed passing，The air conditioner should be turned off temporarily。 In use，Do not changeA/COpen the key after opening，Keep the wind speed at the lowest gear，To keep the evaporator from frosting。 Summer parking，Try to avoid prolonged exposure to the sun，So as not to increase the burden of air conditioner。 When maintaining your cars air conditioner，You should listen、Second look、Three touches、Four checks，The specific content is：
2015-01-30 Reading quantity 2797
introduction：Forklift bearing[bearing:bearing（“Bearing”，Japanese person“Axial receptor”）It is a part that holds and reduces the friction coefficient of load during mechanical transmission。Can also be said，When other parts move relative to each other on the shaft，A device used to reduce the coefficient of friction during power transmission and to keep the center of the shaft fixed。]There are many reasons for failure，All factors affecting the design and manufacturing process are related toIKOBearing failure related，Analysis is not easy to judge。In general，In general, it can be considered and analyzed from the two aspects of use factors and internal factors。 The use factor mainly refers to the installation adjustment、make
2015-01-30 Reading quantity 1543
introduction：dianci zhoucheng Electromagnetic bearing[bearing:bearing（“Bearing”，Japanese person“Axial receptor”）It is a part that holds and reduces the friction coefficient of load during mechanical transmission。Can also be said，When other parts move relative to each other on the shaft，A device used to reduce the coefficient of friction during power transmission and to keep the center of the shaft fixed。] electromagnetic bearing Use of electric force、A bearing whose shaft is suspended by magnetic force。Electrostatic bearings suspended by electric field force，Magnetic bearings are suspended by magnetic force
2015-01-30 Reading quantity 2804
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