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introduction： A general term for all types of machinery and devices used in the plastics processing industry。Certain fluids and solids are transported﹑separate﹑crush﹑Grinding and drying and other common machinery and equipment﹐It also occupies an important position in the plastic processing industry﹐So it is often listed as plastic machinery。Design and manufacture of modern plastic machinery﹐In addition to the development of mechanical engineering and materials science﹐In particular, it is closely related to the research progress of plastic engineering theory。 According to the plastic product production process﹐Plastic machinery can be divided into plastic mixing machinery﹑Plastic molding machinery﹑There are four categories of plastic secondary processing machinery and plastic processing auxiliary machinery or devices。Plastic blending machinery for each
2015-02-12 Reading quantity 2788
introduction： What are the main components of electric forklifts The driving system is one of the key components of electric forklift truck。There are great differences in the structure of the drive system of various forklifts，There are also differences in the form of single motor arrangement。Because it is double motor drive，Good acceleration and climbing performance，High traction，Electronic speed adjusting system is adopted，Replace the original mechanical differential system，Usability has been greatly improved。 Hydraulic system of electric forklift A separate motor is generally used，Drive the gear pump，So as to improve the working system of its gantry
2015-02-12 Reading quantity 2891
introduction： Beer filtration is the last process to improve the quality of beer brewing，The quality control of the process is good or bad,It directly affects the quality of the final wine，Both the sensory requirements of beer、Physicochemical index，Or the flavor stability of the beer，Are very closely related to the filtration of beer。therefore，Throughout the beer production process，It must be effectively controlled and managed as a key process。 1999years，In accordance with the technical requirements of pure biochemical beer production，We built a new one with an annual production capacity of 150,000 tons of beer
2015-02-12 Reading quantity 2898
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。]Static load of： Bearing in the following circumstances，Basic static load rating should be usedC0Make a calculation： Low revolution speed（normaln<10 r/min）Swing slowly back and forth，Remain stationary under prolonged load，In rotation（Withstand dynamic stress）Or rest
2015-02-12 Reading quantity 1454
introduction：Plastic parts used in industry，Most of them are made by injection molding。however，In the following cases need to be cut，In order to get more accurate、More complex parts，Meet the use requirements。(1)Against sheet、Raw materials for the supply of bars and pipes，Subject to cutting、Cut the material to become a part。(2)When the product batch is small，It takes a lot of basic investment to design and manufacture injection moulds and moulds when the cost is high，It is more suitable to use cutting method to process parts instead of traditional forming method。In some cases，It is even cost-effective to obtain plastic parts entirely by machining them，Because it can benefit
2015-02-12 Reading quantity 2872
introduction：gaojia cangku Overhead warehouse high rack warehouse A warehouse that uses high shelves to store goods，Also known as three-dimensional warehouse（See picture[A diagram of the elevated warehouse]）。This kind of warehouse uses a variety of material handling machinery for handling、Stacking and access operations。The warehouse shelves are multi-level，And very tall，So the space utilization rate is better，Suitable for the storage of many kinds of goods。Electronic computers are used to control the entry of goods into the elevated warehouse、access、The whole process of leaving the warehouse，Full automation of warehouse operations can be realized，The overhead warehouse is no longer simply kept and received and shipped
2015-02-12 Reading quantity 2793
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 a type of steel with strict quality requirements。At present, the requirements for bearing steel are：User free processing and inspection、Improve the quality、Specification refinement and improve dimensional accuracy，moreover，The importance of these requirements is growing。To meet these requirements，JFEVarious kinds of protection are used to make steel
2015-02-12 Reading quantity 1448
introduction：A gear machining machine for finishing quenched cylindrical gears with gear type or worm type honing wheel。The gear honing machine works according to the meshing principle of helical gear，The honing wheel drives the workpiece to rotate freely。The honing wheel is generally made of plastic and abrasive。Gear honing(See gear machining)The function is to reduce the roughness of the tooth surface，To a certain extent, it can also correct the local errors of tooth direction and tooth shape。Gear honing has higher production efficiency。Gear honing machines are widely used in automobiles、Manufacturing of tractors and machine tools。The gear honing machine is divided into two types according to the type of honing wheel used。①Gear honing gear honing machine：Its structural layout is similar to that of a gear shaving machine，The honing wheel is located on the workpiece and the honing wheel is located on the work
2015-02-12 Reading quantity 2791
introduction： To judge the disassembledNSKImported 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。]Whether it can be used again，Check the bearing after washing。Carefully check the raceway surface、Rolling surface、State of mating surface、The wear condition of the cage、NSKThe increase of bearing clearance and whether there is damage related to the decrease of dimensional accuracy，abnormal。Non-separation type small ball bearing，Use one hand to support the inner ring horizontally，Rotate the outer ring to confirm flow
2015-02-12 Reading quantity 1441
introduction：The tool structure should always be in the shape of a tool slot、A harmonious combination of cutting materials and coatings。This point for，Or especially for dry machining tools。Therefore, it is not possible to become a dry machining tool only for ordinary tools to be selected for machining tool materials and coatings。 Same as normal processing，The diversity of machining methods also puts forward a variety of requirements for tool structures。The following summarizes some design guidelines that are generally effective for dry machining tools： Geometric shape Thermal diffusion is one of the basic problems in dry processing。therefore，The tool must be designed this way，Right from the beginning，They produce
2015-02-12 Reading quantity 2895
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