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introduction： IKObearing[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。]Its a precise mechanical component，There are strict requirements for its storage and safekeeping，The temperature and relative humidity of the storage room must be controlled。Prevent too much temperature change（But seasonal temperature changes have little effect） Storage room should：
2015-03-27 Reading quantity 1583
introduction：3．1General parts mechanical parts processing environmental conditions a）It is processed at room temperature。 b）Indoor illumination≥75IX c）noise≤80dB 3．2Cold stamping working environment： a）It is processed at room temperature；And has good ventilation conditions。 b）Indoor illumination，press，Up.，Vertical and horizontal illuminance between the lower modes≥75IX。 c）noise≤90dB。 3．3Environmental conditions for precision machining： a）Room temperature potential22±5℃。 b）Indoor illumination≥75IX。 c）Room noise≤70dB。
2015-03-27 Reading quantity 2862
introduction：one、Glue dispenser Considering the influence of glue dispenser on circuit board assembly，It is important to carefully evaluate the glue dispenser before purchasing。Here is a list of parameters to consider，The criteria are twofold：Drip requirements and general requirements。 Drip requirements description demand(Give an example) PCBdimension，Maximum and minimum 4x4” ~ 18”x18”(10x10mm ~ 457x457mm) PCBthickness，Maximum and minimum 0.060~0.125”(1.5~3.0mm) Drop zone，Max 17.75x17.75
2015-03-27 Reading quantity 2966
introduction： Electric forklift operating occasions and storage conditions Operating occasion； The forklift is indoors、outdoor、Or indoor and outdoor work，Ambient temperature、humidness、Atmospheric pressure、Whether flammable and explosive, etc； Pavement condition，The maximum slope and ramp length to be crossed if loaded or unloaded，ground、The carrying capacity of floors or freight elevators, etc； Through space，Such as the minimum size of the door（high×wide）、The lowest floor clearance height, etc。 Storage condition；Shelf storage or pile
2015-03-27 Reading quantity 2917
introduction：Grease is 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。]Indispensable in the work，Any 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 maintenance is inseparable from grease，Someone asked，Is not the more grease
2015-03-27 Reading quantity 1471
introduction： BFSeries of complete equipment for instant noodle production，includeBF3、BF5、BF10、BF12Equal size。The production capacity is respectively3Vanbaw、5Vanbaw、10Vanbaw、12Vanbaw/class，Can produce a variety of fried instant noodles。Digest and absorb Japanese Fuji、Tokyo noodle machine technology，After many refinements、Perfect and improve，High production efficiency、Good finished product quality、Strong process applicability，Is its outstanding advantage，Reach the advanced level of similar products in China。The complete set of equipment mainly includes a liquid supply device、Dough mixer、Curing feeder、Continuous calender、Facial steamer、Quantitative cutting and sorting machine、odorizer、
2015-03-27 Reading quantity 2903
introduction：Noun interpretation:As everyone knows，The starting needs external support，The car starter plays this role。The starter can convert the electric energy of the battery into mechanical energy，Drive engine flywheel rotation to start the engine。Broadly speaking，The starter uses three parts to complete the starting process。A DC motor introduces an electric current from the battery and creates mechanical motion in the drive gear of the starter；The transmission mechanism engages the drive gear into the flywheel tooth ring，At the same time, it can automatically disengage after the engine starts；The on-off of the starter circuit is controlled by an electromagnetic switch。among，The motor is the main part inside the starter
2015-03-27 Reading quantity 2883
introduction：A prismatic gauge with accurate angles (figure1[steely12hedron])。Its measuring surface has good optical reflection performance。The number of measuring surfaces is generally8、12、24and36Etc.,Up to72surface。It is often used to verify Angle measuring tools，For example, optical indexing head、Rotary table、Multi-tooth indexing table, etc，Time of verification,Use autocollimator readings（figure2[Calibration of optical rotary table with polyhedral prism and autocollimator]）。The polyhedral prism is in20century40Dated by the BritishC.O.Taylorson designed it。Bearings are generally used[bearing:bearing（“Bearing”，Japanese person“
2015-03-27 Reading quantity 2823
introduction：The design of injection mold must follow the following steps： （1） Plastic analysis 1． Clear design requirements of plastic parts Read the plastic parts drawing carefully，Plastic varieties from products，Shape of plastic parts，Dimensional accuracy，Surface roughness and other aspects of the injection molding process to consider the feasibility and economy，In necessity，The possibility of material type and structural modification of plastic parts should be discussed with product designers。 2． Determine the production volume of plastic parts In small batch production，To reduce costs，Mold as simple as possible；In mass production，The quality of plastic parts should be guaranteed under the precondition，Try to use a mode of multiple cavities or high speed
2015-03-27 Reading quantity 2804
introduction：junhechuan River dredger Engineering ships dredging channels and harbors in ancient China。With the increasing size and number of ships,Dredging of waterways and ports is becoming increasingly important,There are records of river dredging ships and their development in history。《History of the Song Dynasty》record，At that time, the dredging rake dredged the river，Thats eight feet long、A wooden rake with two feet of teeth brought stones to the bottom of the river，Two boats moored eighty paces apart were tackled with a raking,To and fro to scratch the sand,Then move the boat to dredge section by section。To the Qing Dynasty Chen Zhicen built the engine ship,Also with two boats,A boatload of plows，A boat is loaded with wheels，Alternating dredging。Dredge rivers and rake profits
2015-03-27 Reading quantity 2778
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