Introductiontothemachine
Traditionally,thefeederisamachinethatusestheforceofthemachinemotiontoapplyforcetothematerialandtransportthematerial.Modernfeedershaveundergonesomechanges,andadvancedtechnologiessuchashigh-pressureairandultrasonichavebeenusedinthefeedingtechnology,butpeoplestillgrouptheseequipmentintofeeder-likeequipment.Feedingequipmentwithahighdegreeofautomationincludes:movingheadfeeder,laserfeeder,highpressureairpressureandcomputerfeedercontrolledbycomputer.Inaddition,aforeigncompanyproducesaprojectionfeeder.Thisequipmentisequippedwithasensorandavisualdeviceonthefeedingtable,whichisusedtoscanthecontourofthematerialorprojectthemateriallinetoguidethefeedingarrangement.
Classification
Feedersaregenerallyclassified:high-speedrollerfeeder,newtypefeeder,NCrollerfeeder,CNCfeeder,punchfeeder,CNCpunchfeeder,CNCRollerfeeder,CNCautomaticfeeder.Airautomaticfeeder,camdrivenfeeder,airautomaticfeeder(leftandrightyawdisplacementtype),airautomaticfeeder(specialfloortype).
Planefeeder(inductive)High-speedrollerfeederNCServorollerfeederHigh-speedrollerfeeder+Punchhigh-speedrollerfeederNCcomputerthickplatefeederNCthickplatecomputerprecisionlevelingfeederNCcomputerPrecisionlevelingfeederplane(horizontal)electroniccontrolfeedervariousspecialequipment.
Theabovefeedersarealsocalled:automaticfeeder,high-speedrollerfeeder,newtypefeeder,NCrollerfeeder,CNCfeeder,punchfeeder,CNCpunchfeeder,CNCrollerfeeder,CNCautomaticfeederairautomaticfeeder,camdrivenfeederairautomaticfeeder(leftandrightyawdisplacementtype),airautomaticfeeder(specialfloortype),planefeeder(inductiontype),high-speedrollerfeeder,NCservorollerfeeder,high-speedrollerfeeder+punch,high-speedrollerfeederNCcomputerthickplatefeeder,NCthickplatecomputerprecisionlevelingfeeder,NCcomputerprecisionlevelingfeeder.
Beltfeeder
Thegeneralstructureofthebeltfeederismainlycomposedofconveyorbelts,rollers,supportingdevices,drivingdevices,tensioningdevices,unloadingItiscomposedofmaterialdevice,cleaningdeviceandframe.Thebeltfeederisacontinuousfeedingmachine.Itusesaconveyorbeltsurroundingthefrontandrearrollersasthetractionandload-bearingmember.Thedrivingrollersrelyonfrictiontodrivetheconveyorbelttomoveandrunwiththeanimalmaterials.Toachievethepurposeofconveyingmaterials.
Buriedscraperfeeder
Theburiedscraperfeederiscomposedofaclosedshell,ascraperchain,adrivingdeviceandatensioningdevice..Whentheburiedscraperfeederisworking,thematerialentersthebearingsectionofthecasingthroughthefeedport,ispushedbythescraper,andmovesforwardtogetherwiththescraperchainasawhole,andisdischargedbyitselfatthedischargeportofthetrough.Theno-loadsectionofthecasereturns.Becausethescraperchainisburiedinthematerialandmovesforwardwiththematerialwhenitisworking,itiscalled"buriedscraperfeeder".
Bucketfeeder
Bucketfeederismainlycomposedoftractioncomponent(rubberbeltorchain),load-bearingcomponent(hopper),headwheelandbottomItconsistsofwheels,drivingdevice,tensioningdevice,casing,etc.Theclosedtractionmembersurroundstheheadwheelandthebottomwheelandistensionedbythetensioningdevice.Ahopperisinstalledatacertaindistanceovertheentirelengthofthetractionmember.Inordertopreventthethrowingofmaterialsandtheflyingofdust,thesemovingpartsareenclosedbyacasing.Whenworking,theexternaldrivingdevicedrivesthetractionmemberandthehoppertorunthroughtheheadwheel.Thematerialentersthebottomofthemachinebasefromtheinletofthemachinebase,andisliftedupbythemovinghopper.Afterreachingthemachinehead,thematerialsareseparatedfromthehopperundertheactionofgravityandcentrifugalforceanddischargedfromthedischargeport.
Screwfeeder
Screwfeederismainlycomposedofaspiralbodycomposedoftrough,spiralbladeandrotatingshaft,bearingatbothends,intermediatesuspensionbearinganddriveThedeviceiscomposed.Whenthespiralbodyrotates,thematerialenteringthemachinegrooveissubjectedtothenormalthrustoftherotatingblade.Theradialcomponentofthethrustandthefrictionforceofthebladeagainstthematerialwillcausethematerialtorotatearoundtheaxis;thegravityofthematerialandthefrictionforceofthegrooveagainstthematerialItalsopreventsthematerialfromrotatingaroundtheaxis.Whentheaxialcomponentofthenormalthrustofthespiralbladeonthematerialovercomesthefrictionforceofthemachinegrooveonthematerialandtheradialcomponentofthenormalthrust,thematerialdoesnotrotatewiththespiral,butonlymovesforwardandfaralongthetrough.
Vibratingfeeder
Vibratingfeederismainlycomposedofconveyingtrough,vibrationexciter,mainvibrationspring,guiderod,vibrationisolationspring,balancechassis,Itiscomposedoffeedingdeviceandunloadingdevice.Thevibratingfeederusesacertainformofvibrationexcitertomakethetankvibrateinacertaininclineddirection,therebytransportingthematerialfromonelocationtoanother.
Advantages
Beltfeeder
Beltfeederisakindofconveyingequipmentwithmatureproductiontechnologyandextremelywidelyused,Hasthecharacteristicsofthemosttypicalcontinuousfeeder,andhasdevelopedrapidlyinrecentyears.Itsmainadvantages:(1)Simplestructure,lightweight;
(2)Flexibletransportationroutelayout,wideadaptability,andcantransportavarietyofmaterials;
(3)Theconveyingspeedisfast,theconveyingdistanceislong,theconveyingcapacityislarge,andtheenergyconsumptionislow;
(4)Itcanbeconveyedcontinuously,workssmoothly,anddoesnotdamagetheconveyedmaterials;theoperationissimple,safeandreliable,Maintenanceandrepairareeasy,andmaintenanceandmanagementcostsarelow.
BuriedScraperFeeder
ThemainadvantagesoftheBuriedScraperFeederare:awiderangeofapplications,awidevarietyofmaterialstobeconveyed,andothercontinuousfeedingequipmentManymaterialsthataredifficulttoconveycanbeconveyedbyaburiedscraperfeeder;thesealingperformanceisgood,andthematerialsareconveyedinaclosedtankwithoutscatteringorleaking.Theyaredustproof,waterproof,anti-virus,andexplosion-proof,whichgreatlyimproveslabor.Conditionstopreventenvironmentalpollution;theprocesslayoutisveryflexibleandcanbeusedformaterialtransportationindifferentdirections;itiseasytorealizemulti-pointfeedingormulti-pointunloading;smallvolume,smallfootprint,andcanbeusedinarelativelynarrowworksite;transportationprocessThereisbasicallynorelativemovementbetweenthemiddlematerialandthescraperchain,sothedamagetothematerialissmall;theinstallationiseasy,theoperationandmaintenanceareconvenient,andtheoperationissafeandreliable.
Disadvantages
Beltfeeder
Themaindisadvantageofbeltfeederisthattheconveyorbeltiseasytowearanditscostishigh(Accountingforabout40%ofthecostofthefeeder);alargenumberofrollingbearingsarerequired;adischargingdevicemustbeinstalledwhendischarginginthemiddle;theordinarybelttypeisnotsuitableforoccasionswheretheconveyingangleistoolarge.
Thebeltfeederhasbeenstandardized,serialized,anditsperformancehasbeencontinuouslyimproved,andnewmodelshavebeencomingout.
Buriedscraperfeeder
Thedisadvantagesofburiedscraperfeederare:theconveyingdistanceandliftingheightarelimited;thescraperchainandthemachineTheabrasionofthetroughisrelativelylarge,thewearpartsaremainlythechainjoints,thebottomplateofthemachinetroughandtheguiderail,especiallywhentheabrasivedust-likematerialsaretransported,thewearismoreserious;thepowerconsumptionislarge;itisnotsuitablefortransportinghighviscosityandhighsuspensionMaterialswithhighlumpsandhighabrasiveness.