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introduction：Large 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。]Because you cant spin it by hand，Pay attention to check the rolling element、Raceway surface、cage、Fender surface and other appearance，JapanIKObearing[IKObearing:IKONeedle roller bearing with its special internal structure to achieve the mechanical design of small、Light weight。Guideway bearings are endowed with high quality by needle roller bearings
2015-02-14 Reading quantity 1574
introduction： Extrusion honing：Also known as abrasive flow processing，This process uses a semi-solid type of abrasive，Under the action of the extrusion honing machine，The abrasive is made to reciprocate on the surface of the machined part，Grinding and polishing of various cavities, cross apertures and edges of parts、A new technology for deburring round corner。 Extrusion honing with different granularity、Viscosity of abrasive，Under extrusion pressure，Select the appropriate process parameters，The surface roughness of the parts can be honed on the basis of the original surface roughness3-5Minute increase2—3level，Maximum roughness up to0.05，Accuracy can be controlled in the micron level。
2015-02-14 Reading quantity 2785
introduction： 【one】、Size limitation。usualNSKbearing[NSKbearing:Seiko Co., LTD（NSK LTD.）Be established in1916years，It is the first manufacturer to design and produce bearings in Japan。NSKThe function of the bearing fit is to makeNSKThe stationary ring and rotating ring of the bearing are respectively the stationary part of the installation part(Usually a bearing seat)And rotating part(Usually an axis)Solidify together，Thus, the basic tasks of transferring the load in the rotating state and defining the position of the moving system relative to the stationary system are realized。]The space that can be installed is limited。In most cases，Shaft diameter（orNS
2015-02-14 Reading quantity 1441
introduction：1introduction Pulse energy device at the accelerator、Free electron laser research、XPulse power technologies such as photoflash photography and particle fusion are widely used in research fields，Usually used in larger quantities，Widely distributed，At the same time, the surrounding electromagnetic interference is strong，The control operation and parameter measurement are complicated，It also requires more manpower to maintain。 With the development of computer technology，Todays world is based onPCAutomation solutions have become mainstream，PCApplications in the field of automation are growing rapidly，By integrating all functions into this unified open platform，Complex control and data processing can be enabled through the man-machine interface
2015-02-14 Reading quantity 2880
introduction： (one)、 Alkaline bluing is to prevent corrosion of parts and increase beauty，The process flow is：blueing—deoiling—cleanse—pickling—neutralize—cleanse—blueing—cleanse—saponification—cleanse—desiccation—Apply Oil—Inspect The detailed operations are as follows： 1. blueing Place the appropriate number of parts into the mesh blue with holes，Or tied by wire，The surface of the part must be smooth and clean，No rust spots、grease、Salt stains, etc。 2. deoiling Parts with oil or dirt on the surface，Firstly in80-100℃Contains sodium hydroxide70-150g/liter、Carbonic acid
2015-02-14 Reading quantity 1530
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。]Steel is mainly used in the manufacture of rolling bearings and rings。Because the bearing should have a long life、High precision、Low calorific value、High speed、High rigidity、Low noise、High wear resistance and other properties，Therefore, bearing steel should be required：High hardness、Uniform hardness、High elastic limit、High contact fatigue strength、
2015-02-14 Reading quantity 1537
introduction：qiufa Ball valve ball valve The ball with a round through hole is used as the opening and closing piece,The ball rotates with the valve stem,To achieve the opening and closing action of the valve。Ball valves are similar in structure to plug valves，Some people also call it a ball plug valve。It consists of a ball and two seats（Sealing ring）Component seal pair。The most commonly used material for the seat is polytetrafluoroethylene plastic。Ball valves have the least fluid resistance among all kinds of valves，It also has quick switching、Good sealing advantage，Therefore, it has become the fastest developing class of valves。It has a wide range of applications:Operating pressure from high vacuum to high pressure(Pressure up40mpa)，
2015-02-14 Reading quantity 2804
introduction：Stamping die for general automotive body parts，Consider the processability and durability of the stamping die itself，Use morefc250-fc350，fcd500-fcd700And add various alloys to increase its hardness of cast iron materials。However, in order to prevent the blade and other parts from sticking, tool steel with high strength and friction resistance is generally used、Cast steel、Surfacing to form。But this method must manufacture and process the blade parts，The stamping die itself should also be processed and surfacing welded at the part of the installation blade。It also takes time and effort to clamp the blade part to the die with screws and so on，Both delivery time and cost will be affected。Thus open
2015-02-14 Reading quantity 2808
introduction： one、Project profile With the development of economy，The acceleration of industrial modernization，High concentration of population，Urban water consumption and sewage discharge are increasing，Increased water stress and water pollution。therefore，All countries in the world attach great importance to water treatment，Even more so in our country。In a sewage treatment project in Guangdong，Due to the water treatment system equipment point dispersion，The use of traditional control systems requires a large number of cables，design、Be under construction、Debugging and maintenance can be a hassle，Therefore, industrial Ethernet technology is adopted in the control system to solve these problems。
2015-02-14 Reading quantity 2898
introduction： summarize： Rotary flash dryer is our factory to check the relevant information、Developed and designed by oneself。The machine has a reasonable design，Compact structure，Wide range of use，Be used as pigment、Dye、Fine chemical industry、pesticide、fertilizer、fodder、food、medicine、Electronics and other chemical and light industries，The paste material with high water content is dry。Reach fast、Energy conservation、Large production of small equipment，The purpose of continuous operation，Be the first in China，It reached the advanced level in the 1990s。 When the factory undertakes non-standard design，UseCADdesign，Have fast、expediency、time-saving、Advantages of accuracy。 Working principle：
2015-02-14 Reading quantity 2793
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