introduction:huajian jiagong Spline machining spline processing Includes spline shaft and spline hole(See spline connection)Processing of。 The machining of spline shaft mainly adopts rolling cutting、Cutting methods such as milling and grinding,Cold beating is also available、Cold rolling(Form rolling)Processing method of equal plastic deformation。①slitting:Milling machine with spline hob in spline shaft(See spline machine)Or hobbing machine according to the expansion method(See gear machining)process(figure1[Roll cut spline shaft]),This method has high productivity and high precision,apply
2015-01-11 Reading quantity 2870
introduction:Shang Yin linear guide at home and abroad the main machinery industry chain high-level、Machinery trade associations of the three places on both sides of the Straits and the Pearl River Delta region,Machinery manufacturing elite designated to participate in the exhibition。2000Founded in,from8000Square meters of exhibition space starts,Work up to
2015-01-11 Reading quantity 68163
introduction: Four row cylindrical roller bearings[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。]The radial clearance(Cylindrical hole)unit um Nominal bore diameter of bearing d mm
2015-01-11 Reading quantity 1470
introduction: Right againstNSKbearing[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。]When choosing the type and type,There are many factors to consider,Such asNSKBearing size limits,NSKBearing speed,NSKBearing tolerance and installation and disassembly are the main factors。 The first is the bearing size limitation
2015-01-11 Reading quantity 1484
introduction: Imported 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。]The fit clearance with the shaft must be suitable,To make imported bearings[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。]The service life is longer,its
2015-01-11 Reading quantity 1553
introduction:S1Unit conversion table•Weights and measures conversion table Metric unit Imperial unit Imperial exchange ■rightS1Table of unit conversion rates(Inside the thick wire frame isS1unit) stress Specific heat note:1cal=4.186 05J(According to Japanese metrology) Heat transmission
2015-01-11 Reading quantity 2814
introduction: Main use: Suitable for medicine、food、beverage、Cartons for cosmetics and other industries、Cardboard printed production date、validity、Batch number and other colored identification。It can also be used for indentation printing。 Working principle and structural characteristics: RG-420The paper box printing machine uses paste bright ink as the printing ink source。With print positioning precision、Legible writing、Automatic counting and other advantages。equipRType ORTDual printing wheel for type type。 This machine uses special pollution-free ink,Fit perfectlyGMPdemand。 RG-420Technical parameter: electricity The source:220V/
2015-01-11 Reading quantity 2811
introduction: Along with our country joins WTO,The development of global economic integration,It will inevitably have a huge impact on the system of Chinas traditional industry。We must reform the traditional mode of operation,To adapt to the market。To participate in international competition,The forms and means of information exchange must be in line with international standards,As everyone knows,E-commerce represents the direction of future trade development,It is also an inevitable trend of economic development and progress。In the period of deepening market competition,Enterprise innovation ability is becoming an important part of enterprise competitiveness,Information resources are becoming more and more strategic resources of enterprises。 China
2015-01-11 Reading quantity 2784
introduction:neiranji lengque xitong Internal combustion engine cooling system cooling system of internal combustion engine Use heat-absorbing media to cool high temperature parts,A device to keep the internal combustion engine operating at optimum temperature。In the internal combustion engine,Due to cylinder liner、Cylinder head、Piston and valve and other parts are directly in contact with high temperature gas and are heated strongly,The machine temperature is very high。This will not only lead to a reduction in the strength of the parts,And it can generate a lot of thermal stress,Cause damage to the parts。The heat also destroys
2015-01-11 Reading quantity 2795
introduction: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。]The common quality defects of parts after heat treatment are:Quenching microstructure overheating、underheating、Quenching crack、Insufficient hardness、Heat treatment deformation、Surface decarburization、Soft spot scheduling。 1.superheating The microstructure overheating after quenching can be observed on the rough edges of bearing parts。But to be sure
2015-01-11 Reading quantity 1533