Txhawm rau txo qhov oscillation thiab suab nrov tshwm sim ntawm hydraulic system nyob rau hauv lub machining center, thiab tiv thaiv lub expansion ntawm lub suab nrov, lub machining center Hoobkas qhia koj ua ib tug zoo txoj hauj lwm nyob rau hauv kev tiv thaiv thiab kev txhim kho los ntawm cov nram qab no yam:
Kev vibration thiab suab nrov hauv hydraulic system ntawm machining chaw
(1) Kev txhim kho ntawm hydraulic system qauv
Nyob rau hauv tus txheej txheem ntawm kev khiav hauj lwm cov hydraulic system nyob rau hauv machining chaw, yuav tsum tau them nyiaj mloog mus rau kev siv ntawm tsawg-suab nrov hydraulic Cheebtsam. Tom qab kev sib tham, nws tau pom tias cov twj hydraulic qub qub feem ntau yog cov twj tso kua mis plunger lossis iav twj tso kua mis, thiab lawv cov suab nrov oscillation thiab lub suab nrov ntau dua li cov twj tso kua mis, thiab lub siab ntxiv kuj tseem siab heev. Yog li ntawd, ntau qhov chaw machining chaw hydraulic tseem siv cov twj tso kua mis lossis cov twj tso kua mis. Txhawm rau daws qhov teeb meem no, nws yog ib qho tsim nyog los txhim kho lub siab ntxiv ntawm cov twj tso kua mis, yam tsawg kawg kom ntseeg tau tias lawv qhov siab ntxiv yog nyob ib ncig ntawm 20MPa, txhawm rau txo qis oscillation thiab suab nrov. Qhov thib ob, tswj tus naj npawb ntawm cov twj hydraulic zoo. Tom qab kev sib tham, nws tau pom tias thaum tus naj npawb ntawm cov twj hydraulic txo, oscillation thiab suab nrov kuj yuav raug txo. Yog li ntawd, nws yog ib qho tsim nyog los tswj tus naj npawb ntawm cov twj hydraulic kom zoo. Hauv cov txheej txheem hydraulic ib txwm muaj, ntau lub twj tso kua mis hydraulic yuav tsum tau tswj cov dej ntws thiab siab. Txhawm rau kom ntseeg tau tias qhov ntws thiab siab ntawm cov twj hydraulic yog proportional, lub siab thiab ntws tuaj yeem hloov kho kom txo tau cov twj hydraulic. Tsis tas li ntawd, thaum siv lub accumulator, nws yog ib qho yooj yim los tsim suab nrov nyob rau hauv lub siab pulsation. Txhawm rau tshem tawm suab nrov, lub accumulator tuaj yeem siv tau. Txawm hais tias lub accumulator muaj lub peev xwm me me, nws cov inertia kuj me me, thiab cov lus teb kuj tseem muaj zog heev. Thaum siv lub accumulator, qhov zaus yuav tsum tau tswj nyob ib ncig ntawm kaum ntawm hertz kom txo tau lub siab pulsation. Thaum kawg, ua txoj haujlwm zoo hauv kev teeb tsa kev vibration dampers thiab lim. Feem ntau hais lus, muaj ntau txoj hauv kev rau kev vibration dampers, thiab cov uas tuaj yeem siv tau muaj xws li high-frequency pressure dampers thiab micro perforated kua dampers. Cov ntxaij lim dej feem ntau siv hauv kev xyaum yog cov lim dej hydraulic, thiab kev siv cov khoom siv no tuaj yeem txo qis kev vibration thiab suab nrov mus rau qhov loj tshaj plaws.
(2) Txhim kho Hydraulic Equipment Methods
Txhawm rau tswj kev oscillation thiab suab nrov zoo, lub chaw machining tseem yuav tsum tau txhim kho cov txheej txheem ntawm cov khoom siv hydraulic thiab cov khoom siv, thiab tuaj yeem pib los ntawm ob yam hauv qab no: sab saum toj, lub twj tso kua mis hydraulic haum rau cov khoom siv. Thaum lub sij hawm tus txheej txheem ntawm kev txhim kho hydraulic twj thiab motors, nws yuav tsum tau xyuas kom meej tias axial yuam kev ntawm ob tsis pub tshaj 0.02 hli, thiab hloov tau yooj yim couplings yuav tsum tau siv ntawm lawv. Nyob rau hauv tus txheej txheem ntawm equipping hydraulic twj, yog hais tias lub twj tso kua mis thiab lub cev muaj zog cov khoom nyob rau hauv lub roj tank cover, nws yog tsim nyog los muab cov ntaub ntawv los tiv thaiv kev co thiab suab nrov txo cov ntaub ntawv ntawm cov roj tank cover, thiab muab lawv nrog kev xyaum siv cov khoom nrog zoo roj nqus qhov siab thiab ceev. Tsuas yog nyob rau hauv txoj kev no tuaj yeem ua tiav qhov kev npaj ua kom tsim nyog. Thib ob, cov khoom siv kav dej. Kev ua haujlwm zoo hauv cov khoom siv kav dej kuj yog ib txoj haujlwm tseem ceeb heev. Txhawm rau ua txoj haujlwm zoo hauv kev tiv thaiv kev vibration thiab tshem tawm suab nrov, cov hoses hloov tau yooj yim tuaj yeem siv los ua kom tiav qhov kev sib txuas, thiab qhov ntev ntawm cov kav xa dej tuaj yeem tsim nyog luv luv los txhim kho nws cov rigidity thiab tiv thaiv resonance ntawm pipelines. Thaum lub sij hawm sealing txheej txheem, ncaj sealing yuav tsum yog txoj kev tseem ceeb. Rau cov khoom siv valve, kev saib xyuas yuav tsum tau them nyiaj rau kev siv qhov nro springs hauv kev siv tswv yim, thiab kev saib xyuas yuav tsum tau them rau kev siv cov encrypted sealing gaskets los tiv thaiv oscillation thiab suab nrov los ntawm huab cua sib xyaw hauv cov roj yeeb nkab. Tsis tas li ntawd, nws yog ib qho tsim nyog los tswj qhov curvature ntawm lub raj xa dej kom zoo, nrog rau qhov siab tshaj plaws ntawm 30 degrees, thiab qhov curvature radius ntawm lub luj tshib yuav tsum ntau tshaj tsib npaug ntawm txoj kab uas hla ntawm cov kav dej.
(3) Xaiv cov kua dej uas tsim nyog
Nyob rau hauv cov txheej txheem ntawm hydraulic system oscillation thiab kev tiv thaiv suab nrov, lub chaw machining yuav tsum tau them sai sai rau kev xaiv cov roj thiab tiv thaiv cov roj paug. Nyob rau hauv cov txheej txheem ntawm kev xaiv cov roj, nws yog ib qho tsim nyog los tiv thaiv kev xaiv cov roj uas muaj viscosity siab. Yog tias siv cov roj zoo li no, nws yuav ua rau qee qhov kev nqus dej loj rau lub twj tso kua mis hydraulic, uas yuav ua rau lub suab nrov. Yog li ntawd, cov viscosity ntawm cov roj yuav tsum tau tswj kom ntseeg tau tias nws muaj peev xwm defoaming zoo. Txawm hais tias txoj hauv kev no yuav tsum tau nqis peev ntau, nws cov txiaj ntsig tom qab yog qhov zoo, tsis tsuas yog nws tuaj yeem txuas lub neej kev pab cuam ntawm cov cuab yeej siv, tab sis kuj txo qhov kev puas tsuaj rau cov twj hydraulic thiab cov khoom siv. Tom qab kev sib tham, nws tau pom tias cov roj los tiv thaiv cov roj hydraulic muaj qhov dej ntau dua thiab cov txiaj ntsig zoo dua. Yog li ntawd, nws yog qhov zoo tshaj plaws los xaiv cov roj hydraulic. Txawm hais tias cov roj tsis zoo npaum li cas, nws yuav tsis tuaj yeem ua haujlwm zoo rau yav tom ntej. Thaum cov roj muaj paug, nws yuav nthuav tawm qhov xwm txheej uas cov ntxaij lim dej hauv cov roj tank raug thaiv, uas tseem yuav ua rau cov roj twj tso kua mis tsis tuaj yeem nqus cov roj zoo, thiab tseem yuav cuam tshuam cov roj rov qab, ua rau lub suab nrov thiab oscillation. Hauv kev teb rau qhov xwm txheej no, cov neeg ua haujlwm cuam tshuam yuav tsum tau ntxuav lub tank roj tsis tu ncua. Thaum lub sij hawm cov roj filling txheej txheem, lub lim los yog lim tshuaj ntsuam yuav siv tau los lim cov roj dua, txhim kho cov roj zoo, thiab yuav tsum tau muab faib rau hauv qab ntawm cov roj. Nyob rau hauv cov nyhuv ntawm qhov muab faib, cov roj nyob rau hauv cheeb tsam rov qab yuav tawm impurities nyob rau hauv lub rov qab cheeb tsam vim lub sedimentation nyhuv, zoo tiv thaiv cov roj los ntawm ntws rov qab mus rau hauv lub suction cheeb tsam.
(4) Tiv thaiv kev cuam tshuam hydraulic
Nyob rau hauv tus txheej txheem ntawm kev tiv thaiv kev cuam tshuam hydraulic, machining chaw tuaj yeem pib los ntawm ob yam hauv qab no: thawj zaug, kev cuam tshuam hydraulic thaum lub valve chaw nres nkoj dheev kaw. Nyob rau hauv tus txheej txheem ntawm kev daws cov teeb meem no, lub kaw ceev ntawm lub directional valve yuav tsum raug txo kom tsim nyog. Raws li qhov kaw ceev ntawm qhov taw qhia valve txo qis, lub sijhawm thim rov qab yuav nce ntxiv. Tom qab lub sijhawm braking thim rov qab ntau dua 0.2 vib nas this, qhov cuam tshuam lub siab yuav txo qis. Yog li ntawd, adjustable directional li qub yuav siv tau nyob rau hauv hydraulic systems. Vim lub fact tias qhov khiav ceev kuj yog ib qho tseem ceeb uas ua rau oscillation thiab suab nrov, nws yog ib qho tsim nyog los tswj cov kev khiav ceev kom zoo nyob rau hauv cov txheej txheem ntawm kev tiv thaiv hydraulic. Nws yog qhov zoo tshaj plaws los tswj cov kav dej ntws tawm qis dua 4.5 meters ib ob. Tswj qhov ntev ntawm cov kav dej ua ke, tsis txhob xaiv cov kav dej nrog khoov kom ntau li ntau tau, thiab ua qhov tseem ceeb ntawm cov kav dej. Txhawm rau txo qhov cuam tshuam hydraulic, nws yog qhov zoo tshaj plaws los tswj cov kua dej kom zoo ua ntej lub swb valve raug kaw, uas kuj yog ib txoj hauv kev muaj txiaj ntsig zoo los txo qhov cuam tshuam hydraulic. Thib ob, kev cuam tshuam hydraulic tshwm sim thaum cov khoom txav nres thiab decelerate. Thaum tiv thaiv cov kev cuam tshuam zoo li no, thawj qhov tseem ceeb yog teeb tsa lub teb thiab hloov pauv kev nyab xeeb li qub ntawm qhov nkag thiab qhov hluav taws xob ntawm lub tog raj kheej hydraulic. Nws yog qhov zoo tshaj plaws los siv cov kev ua haujlwm ncaj qha kev nyab xeeb li qub thiab tswj lawv lub siab kom zoo kom tsis txhob muaj kev cuam tshuam los ntawm lub siab ntau dhau. Qhov thib ob, lub deceleration valve yuav tsum tau siv los ua lub ntsiab lus tseem ceeb los tiv thaiv kev cuam tshuam tsis tsim nyog los ntawm kev kaw roj qeeb. Nyob rau tib lub sijhawm, qhov nrawm ntawm qhov txav yuav tsum tau tswj kom zoo, thiab nws qhov ceev yuav tsum tau tswj qis dua 10m ib feeb. Tsis tas li ntawd, txhawm rau tiv thaiv kev cuam tshuam ntau dhau ntawm hydraulic, nws yog qhov zoo tshaj rau nruab ib qho khoom siv tsis zoo rau sab sauv ntawm lub tog raj kheej hydraulic. Qhov no tuaj yeem tsis tsuas yog tiv thaiv cov roj tawm ceev hauv lub tog raj kheej hydraulic los ntawm kev ceev dhau, tab sis kuj tseem tswj tau qhov kev khiav hauj lwm ceev ntawm lub tog raj kheej hydraulic kom tsis txhob muaj kev cuam tshuam ntau dhau. Tsis tas li ntawd, qhov sib npaug li qub thiab rov qab li qub yuav tsum tau muab tso rau hauv lub tog raj kheej hydraulic kom tsis txhob txo qis kev ua haujlwm hydraulic kom zoo tshaj plaws, tab sis kuj tseem tiv thaiv kev cuam tshuam rau pem hauv ntej. Qhov no kuj yog ib txoj hauv kev muaj txiaj ntsig los ua kom rov qab siab. Thaum kawg, nws yog ib qho tsim nyog yuav tsum tau siv cov kev taw qhia li qub nrog cov teebmeem damping, feem ntau nrog cov damping loj, thiab kaw ib-txoj kev throttle valve thiab tswj lub siab du kom tsis txhob muaj kev sib tw ntau dhau. Nyob rau hauv tus txheej txheem ntawm kev txo cov kev cuam tshuam hydraulic, nws kuj tseem yuav tsum tau tswj kev tshem tawm ntawm hydraulic lub tog raj kheej lub cev kom tiv thaiv kev tshem tawm ntau dhau lossis tsis tsim nyog sealing los ntawm kev cuam tshuam rau kev ua haujlwm ntawm hydraulic system. Txhawm rau tiv thaiv cov xwm txheej zoo li no, nws yog qhov zoo tshaj plaws los siv cov pistons tshiab thiab teeb tsa cov khoom sib khi tsim nyog, tsuav yog qhov no ua tiav los tiv thaiv qhov tshwm sim tsis zoo rau qhov loj tshaj plaws.
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