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introduction： What are the principles of electric forklift assembly 1、Pay attention to the locking safety device。During assembly，Attention should be paid to the quality inspection of the intermediate link。 2、The assembled zero、The components themselves must meet the specified technical requirements。In order to ensure the maintenance and repair quality of machinery，Any unqualified parts shall not be assembled into the machine。For this purpose，zero、The parts must be carefully inspected before assembly。 3、The correct fit size must be selected，To meet the requirements of matching accuracy。There are many parts in maintenance and repair
2015-02-18 Reading quantity 2797
introduction： Tools department puncher·Stamping die retainer Die tray Punch disk Back-up disk Matching die Auxiliary part Knockout tray Guide pin Guide bushing Helical spring Back bolt Locating pin work . The structure of the stamping die can be divided into tool parts、Maintenance Department and auxiliary department。 ●Tools department(puncher、Stamping die) The part that acts directly on the material ●retainer(Punch disk、Die tray、coat、baffle) immobilization
2015-02-18 Reading quantity 2868
introduction： Whether the material is properly selected is still the 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。]Factors that must be considered in failure analysis。NSKbearing[NSKbearing:Seiko Co., LTD（NSK LTD.）Be established in1916years，It is the first company in Japan to design and produce bearings
2015-02-18 Reading quantity 1434
introduction： Physical property analysis instrument for measuring fluid density。A similar hydrometer is an instrument that measures the specific gravity of a fluid。Density is the mass per unit volume of a substance﹔Specific gravity is the density ratio of a liquid or solid to water or a gas to air at a specified temperature and pressure。The density of water and air at a certain temperature and pressure is known﹐therefore﹐Specific gravity and density are interchangeable under specified conditions。The density or specific gravity of a substance is related to its composition﹐Therefore, density meters and hydrometers are commonly used to detect such as alcohol﹑Petroleum product﹑Acid-base solution﹑The quality of gas and natural gas etc。Densitometers can also be used to monitor the production and processing of such products
2015-02-18 Reading quantity 2784
introduction：1.Specification of size basis The method of comparative measurement is usedNSKImported 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。]Measurement pairs of dimensional tolerances，The measurement block or standard part is specified as the dimensional basis for comparison measurement，The measure block must meet the standardJB／T1078《Gauge block》Regulation of...，Standard parts must comply with the regulations of the competent authority of the manufacturer。 2.Regulations for measuring instruments The instrument used in the measurement must be tested
2015-02-18 Reading quantity 1537
introduction：As everyone knows，A machine usually consists of three basic parts:Immediate engine、Reducer device and working mechanism。In addition，According to the needs of the machine，Possibly incline control and lubrication、Lighting and other auxiliary systems。The mechanical reducer device refers to the intermediate device that transmits the mechanical energy generated by the power machine to the working mechanism in a mechanical way。The mechanical reducer device can respectively play the following roles: 1)Change the output speed of the engine(retard、Speed up or speed change)，To suit the work needs of the working organization; 2)Change the torque of the engine output，To meet the requirements of the working organization;
2015-02-18 Reading quantity 2884
introduction： CODE：00500 Device name：Bar cutting machine Type specification：Nominal force≥2500kN Unit of measurement：Taiwan Main parameter content
2015-02-18 Reading quantity 2802
introduction： Push by people﹑Pull the handling vehicle。It is the ancestor of all vehicles。Although material handling technology continues to evolve﹐But the cart is still used as an indispensable handling tool。Wheelbarrows are widely used in production and life because of their low cost﹑Simple maintenance﹑Easy to operate﹑Light weight﹐Able to work in areas where motor vehicles are not accessible﹐Handy for carrying lighter items over short distances。 The wheelbarrow has a single wheel﹑two-wheeled﹑Three and four wheels。Unicycles are available on narrow springboards﹑Drive on Bridges and narrow paths﹐Able to turn in place﹐It is very convenient to dump the goods。Commonly used
2015-02-18 Reading quantity 2800
introduction： Standard number Standard Chinese name Standard English name SY/T5149-1997 Pneumatic components for oil drilling equipment Test method for rapid exhaust valves GB/T18693-2002
2015-02-18 Reading quantity 2885
introduction：Maintenance regulations for external mounted electric rollers： 1、Electric roller should be started when no load。 2、Minor repairs every six months。 1) Check the wear of each part of the roller and whether the fasteners are loose。 2）Check the rubber seal ring（Oil seal）Wear condition of，Adjust its spring tension。 3）Check the motor winding insulation resistance。 3、It is overhauled every two years。 1）Disassemble the drum for inspection and repair，Replace worn parts。 2）Perform motor maintenance according to motor maintenance requirements。 3）Replace lubricating oil and grease。 4、WDThe sequence of disassembly and assembly of the external mounted electric roller
2015-02-18 Reading quantity 2876
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