Bukuli lalembedwa kutiakatswiri okonza zinthu, opanga makina a hydraulic, ndi akuluakulu ogula zinthuomwe akuzindikira phokoso la pampu ya hydraulic mu pampu ya vane ndipo akufunika chikalata chimodzi chomwe chimagwirizanitsa mtundu wa phokoso, chomwe chimayambitsa, mayeso otsimikizira, ndi kukonza ndi njira yodziwira matenda yotsimikizika. Malangizowa achokera ku zomwe zafalitsidwa.Pampu ya Vickers VQ ya intra-vanespecifications ndiNFPA(National Fluid Power Association) njira zabwino zoyezera phokoso pamakina a hydraulic a mafakitale.
TL;DR — Chithunzi Chowunikira Phokoso la Vane Pump
- Mitundu isanu ya phokoso:Kulira kosalekeza, kugunda kwa mtima, kugogoda, kulira kwamphamvu kwambiri (kupitirira 2 kHz), ndi kufuula. Chilichonse chikuwonetsa zifukwa zochepa.
- Zifukwa zisanu ndi ziwiri zazikulu:Kulowa kwa mpweya (35%), kutsekeka kwa denga (25%), kuwonongeka kwa nsonga ya vane (20%), kulephera kwa mabearing (10%), kusakhazikika bwino kwa shaft (5%), kuletsa mzere wokoka (3%), kutayikira kwamkati (2%).
- Zida zodziwira matenda:Stethoscope ya makanika yodziwira phokoso, choyezera choyezera choyezera kufinya kuti chitsimikizire mzere wofinya, thermometer ya infrared yowunikira kutentha kwa bearing, chowunikira kugwedezeka kuti chizindikire pafupipafupi.
- Konzani chiyembekezo:Kukonza bwino kumachepetsa phokoso ndi 5 mpaka 15 dB(A) pamalo opanda phokoso a 1 m, komwe ndi kusiyana kwa malire omveka pakati pa pampu yachibadwa ndi pampu yosweka.
- Kukonza vs kusintha:Kuwonongeka kwa nsonga ya vane kumatha kukonzedwa kudzera m'kusintha kwa makatiriji; kuwonongeka kwa mabearing nthawi zambiri kumafuna kusinthidwa kwathunthu kwa pampu chifukwa mabearing sagwiritsidwa ntchito m'mapangidwe ambiri a mapampu a vane.
Izi ndi mitu ya nkhani. Gawo lotsala la nkhaniyi likufotokoza mzere uliwonse mwatsatanetsatane, ndi tchati chodziwitsa matenda, tebulo la mizere 12 la zizindikiro-zoyambitsa-zoyesa-zokonza-zokonza, zofotokozera zogula za Vickers VQ series, ndi njira zogulira zokonzera-zosintha-zosintha-zokonza ...
Mitundu Isanu ya Phokoso yomwe Vane Pump Imapanga
Pampu ya vane imapanga mitundu isanu ya phokoso lodziwika bwino, ndipo iliyonse imalongosola zifukwa zochepa zomwe zimayambitsa. Stethoscope ya makina pa thupi la pampu ndiye chida chachikulu chodziwira matenda; mita ya mulingo wa phokoso pa mtunda wa mita imodzi ndi chida chachiwiri. Chowunikira pafupipafupi ndi chida chachitatu, chomwe chimagwiritsidwa ntchito pamene mtundu wa phokoso ndi wosamveka bwino ndipo chifukwa chake chiyenera kutsimikiziridwa musanachotsedwe.
Kulira kosalekezandi phokoso lamphamvu kwambiri lomwe silisintha ndi kupanikizika. Nthawi zambiri limayamba chifukwa cha kulowa kwa mpweya pamzere wokoka, kapena kuwonongeka kwa nsonga ya vane komwe kumabweretsa kugwedezeka kwamphamvu kwambiri pamene vane yosweka ikudutsa m'mphepete mwa ring port. Kuyesa kozindikira ndiko kuyeza kuchuluka kwa phokoso ndi mafuta pa chizindikiro chachikulu komanso kachiwiri ndi mafuta pa chizindikiro chocheperako: kuchuluka kwa phokoso komwe kumatsika ndi 3 mpaka 5 dB(A) pa chizindikiro chachikulu ndiko kulowa kwa mpweya, pomwe kuchuluka kwa phokoso komwe sikusintha ndiko kuwonongeka kwa vane.
Kulira kogundaNdi phokoso lochepa lomwe limakwera ndi kutsika pa liwiro la shaft ya pampu. Nthawi zambiri limayamba chifukwa cha kutsekeka kwa mpweya pa doko lokoka mpweya, komwe kumachitika chifukwa cha mzere wocheperako wokoka mpweya, mulingo wochepa wa mafuta, kapena mafuta otsika kwambiri pa kutentha kwa ntchito. Kuyesa kozindikira ndi kuyesa vacuum yokoka mpweya pa doko lolowera pampu ndi gauge ya vacuum; vacuum yoposa 0.5 bar pa kayendedwe ka madzi kovomerezeka imatsimikizira kutsekeka kwa mpweya.
KugogodaNdi phokoso lamphamvu lomwe limachitika pang'onopang'ono pa liwiro la shaft ya pampu, lomwe limayambitsidwa ndi nsonga za vane zomwe zimagunda mpheteyo pa ngodya yosiyana ndi ma vane atsopano (vane yovalidwa) kapena ndi ma bearing rollers omwe amagunda cholakwika mkati kapena kunja kwa race (bearing yovalidwa). Mayeso ozindikira matendawa ndi kuyeza pafupipafupi ya kugogoda ndi chowunikira kugwedezeka: kugogoda kwa vane komwe kumavalidwa kumakhala pa liwiro la shaft la 1x (monga, 30 Hz pa 1800 RPM), pomwe kugogoda kwa bearing yovalidwa kumakhala pa pafupipafupi ya bearing defect, komwe nthawi zambiri kumakhala kogwirizana ndi liwiro la shaft (monga, 120 Hz ya bearing yokhala ndi chiŵerengero cha pafupipafupi cha 4.0).
Kulira kwapamwamba kwambiriPhokoso la tonal loposa 2 kHz, lomwe nthawi zambiri limayambitsidwa ndi clearance ya vane-to-slot (vane imakhala yomasuka mu slot ndipo imagwedezeka pafupipafupi) kapena ndi fluid-borned borne mu suction line. Mayeso ozindikira matendawa ndi kumvetsera ndi stethoscope ya mechanic pa suction flange; squeal yomwe imawonjezeka mu pitch pamene suction flange yalimbikitsidwa ndi suction line resonance, pomwe squeal yomwe siili pa suction flange ndi clearance ya vane-to-slot.
KufuulaPhokoso la pampu ndi la broadband lochokera ku thupi la pampu, lomwe nthawi zambiri limayamba chifukwa cha mpweya wotuluka m'mafuta mkati mwa pampu kapena kutuluka kwa madzi mkati mwa chisindikizo chosweka kapena bushing. Kuyesa kozindikira ndi kuyika stethoscope ya makina pa chivundikiro chakutsogolo cha pampu; phokoso lomveka bwino kwambiri pachivundikiro chakutsogolo ndi chisindikizo cha shaft chosweka, pomwe phokoso lofanana mozungulira thupi lonse ndi mpweya wotuluka.NFPANjira yabwino yoyezera phokoso imalemba mitundu isanu ya phokoso mu zipangizo zophunzitsira kukonza makina a hydraulic.
Tchati Chodziwitsa - Chizindikiro Choyambitsa Kuyesa Kutsimikizira Chikukonzekera
| Chizindikiro cha phokoso | Choyambitsa chomwe chingakhalepo | Mayeso otsimikizira | Konzani |
|---|---|---|---|
| Kulira kosalekeza, mokweza kwambiri kukakhala kozizira | Kulowa kwa mpweya pamalo olumikizira chingwe chokoka | Kuyesa kwa thovu la sopo ndi madzi pa flange yoyamwa ndi pompo ikuyenda | Bwezeretsani flange yoyatsira mphamvu ya torque ku spec ya wopanga; sinthani gasket ngati yawonongeka |
| Kulira kosalekeza, osati mokweza kwambiri kukakhala kozizira | Kuvala nsonga ya Vane | Chotsani mutu wa pampu, yezani kutalika kwa nsonga ya vane (mpaka 0.05 mm) | Sinthani katiriji ya vane (VQ series cartridge kit) |
| Kulira kofulumira, phokoso lopitirira 75 dB(A) | Kutsegula kwa cavitation kuchokera ku mzere woletsa kukoka | Yesani chotsukira chotsukira; pamwamba pa 0.5 bar ikutsimikizira kuti cavitation yachitika | Sinthani payipi yopindika, chotsani fyuluta, chotsani mzere wokokera |
| Kulira koopsa, vacuum yabwinobwino, mafuta abwinobwino | Kukhuthala kwa mafuta kumakhala kwakukulu kwambiri kuti kutentha kugwiritsidwe ntchito | Yesani kutentha kwa mafuta pamalo olowera pampu; onani ngati ISO VG grade spec ndi yofanana ndi ISO VG grade spec. | Sinthani ku mtundu wa viscosity womwe umalimbikitsidwa ndi wopanga |
| Kugogoda pa liwiro la shaft imodzi, kutentha kwa chikwama kumakhala kwabwinobwino | Nsonga ya vane yosweka | Chotsani mutu wa pampu, yang'anani nsonga za vane ngati zasweka kapena ngati zatseguka kwambiri | Sinthani katiriji ya vane |
| Kugogoda pafupipafupi pa bearing, kutentha kwa case kumakwera madigiri 20-40 Celsius | Kuwonongeka kwa mabeya kapena kulephera msanga | Thermometer ya infrared pa bearing housing; yerekezerani ndi malire a spec | Sinthani pompu (maberiya nthawi zambiri sagwiritsidwa ntchito) |
| Kulira kwamphamvu kwambiri komwe kumawonjezeka pamene flange yoyamwa yalimbikitsidwa | Kumveka kwa mzere wokoka | Tsekani chitoliro chokoka, yang'anani ngati kulira kwachepa | Onjezani chosungira mzere wokoka kapena sinthani njira yokoka mzere wokoka |
| Kulira kwapamwamba kwambiri kosadalira flange yoyamwa | Kuchoka kwa msewu kupita ku malo oimika magalimoto | Yesani malo olowera kuchokera ku vane kupita ku malo ena (pafupifupi 0.03 mm) | Sinthani katiriji ya vane |
| Kulira kwa phokoso pa chivundikiro chakutsogolo, mafuta akutuluka akuwoneka | Chisindikizo cha shaft chosweka | Kuyang'ana chivundikiro chakutsogolo cha mafuta odzola | Sinthani chisindikizo cha shaft (nthawi zambiri chimafuna kusokoneza pampu) |
| Yunifolomu yozungulira pampu, palibe mafuta otuluka | Mpweya wochokera mu mulingo wa mafuta kapena kapangidwe ka malo osungiramo madzi | Thirani mafuta, thamangani kwa mphindi 5, muwone ngati mluzu wachepa | Limbikitsani kuchuluka kwa mafuta, kusokonezeka kwa malo osungiramo mafuta, kapena kutuluka kwa mpweya |
| Kulira ndi kufuula komanso kutentha kwambiri | Zifukwa zambiri: mabearing nthawi zambiri amawonongeka komanso ma vanes osweka | Kusanthula kwa kugwedezeka kuti mudziwe gawo la ma frequency oyendera | Sinthani pompu (kumanganso kwathunthu sikuli kotsika mtengo panthawiyi) |
| Chotsukira chopopera ndi chokopera chopopera pamwamba pa 0.5 bar komanso mafuta otsika | Zifukwa zambiri: cavitation ndi ma vanes osweka | Ikani mafuta pamwamba, yezani vacuum; ngati kugogoda kukupitirira, kuwonongeka kwa vane ndiye chifukwa chachikulu | Thirani mafuta poyamba, kenako sinthani katiriji ya vane ngati kugogoda kukupitirira. |
Izi ndi mizere yofalitsidwa komanso yowonedwa m'mabuku okonza mapampu a vane ya mafakitale. Mizere 12yi imaphimba pafupifupi 95% ya madandaulo a phokoso la pampu ya vane omwe katswiri wokonza amakumana nawo m'malo wamba amafakitale, ndipo njira yodziwira matenda ndi yofanana mosasamala kanthu za mtundu wa pampu. Zomwe zimafunika kuti pampu yosinthira ikhale ya Vickers VQ series intra-vane pump kuchokera kuVicks Hydraulicmu kusuntha komwe kumagwirizana ndi pampu yomwe ilipo (20VQ, 25VQ, 35VQ, 45VQ, 2520VQ, 3520VQ, 3525VQ, 4520VQ, 4525VQ, kapena 4535VQ), yokhala ndi kapangidwe ka 12-vane kuti igwire bwino ntchito, kusinthasintha kwa hydraulic kuti ikhale nthawi yayitali, ndi katiriji yodziyimira payokha yogwirira ntchito popanda kuchotsa pampu pamalo ake oikira.
Chifukwa Chake Vickers VQ Series Ndi Yoyenera Kwambiri Pampu Yosintha
Pampu ya Vickers VQ ya intra-vane ndiyo njira yokhazikika yosinthira pampu ya vane yomwe yawonongeka mu makina a hydraulic a mafakitale. Kapangidwe ka 12-vane kamapereka kugundana kochepa kwa madzi (nthawi zambiri 1 mpaka 2 peresenti ya madzi oyezedwa), kapangidwe ka hydraulic balancing kamachepetsa kuthamanga kwa vane-to-stator contact pressure, ndipo kapangidwe ka cartridge kodziyimira pawokha kamalola ntchito popanda kuchotsa pampu kuchokera pamalo ake oyika. Ma displacements 12 mu mndandanda wa VQ (20VQ mpaka 4535VQ) amaphimba 10 mpaka 180 cc/rev range, yomwe ndi njira yodziwika bwino yosinthira ma hydraulic system a mafakitale mu injection molding, zida zama makina, die casting, ndi zida zachitsulo.
Kapangidwe ka hydraulic balancing ndiye phindu lalikulu laukadaulo. Pampu ya vane yopanda malire imapanga katundu wambiri wa radial pa shaft chifukwa mbali yokakamiza ya mphete imakankhira rotor motsutsana ndi stator, yomwe ndi gwero lalikulu la kuwonongeka kwa bearing ndi phokoso. VQ series hydraulic balance imachepetsa katundu wa radial uyu polumikiza mbali yokakamiza ya mphete ku mbali yoyamwa ya mphete kudzera mu balance passage, yomwe imalinganiza kukakamiza mbali zonse ziwiri za rotor. Zotsatira zake ndi nthawi yayitali yonyamula, pampu yopanda phokoso, komanso mphamvu yogwira ntchito bwino ya volumetric pa nthawi yonse ya ntchito.
Kapangidwe ka mavane 12 ndi ubwino wachiwiri waukadaulo. Pampu ya mavane 10 imapanga ma flow pulsations 10 pa kuzungulira kulikonse, pomwe pampu ya mavane 12 imapanga ma flow pulsations 12 pa kuzungulira kulikonse, iliyonse pa amplitude yaying'ono. Kuthamanga kwapansi kumatanthauza phokoso lochepa pa doko lotulutsira madzi, kuthamanga kochepa mu dongosolo, komanso kugwedezeka kochepa mu mzere wotulutsira madzi. Mu makina opangira jakisoni, kuthamanga kwapansi kumatanthauza mwachindunji kulemera kofanana kwa kuwombera komanso kuthekera kochita zinthu molimbika.
Momwe Mungadziwire ndi Kukonza Pampu Yokhala ndi Phokoso — Njira Yogwirira Ntchito Yokhala ndi Masitepe Asanu ndi Limodzi
Kwa katswiri wokonza zinthu amene akupeza phokoso la pampu ya hydraulic mu pampu ya vane, njira yodziwira vutoli imagwera m'masitepe asanu ndi limodzi. Ayendetseni motsatira ndondomeko, ndipo chifukwa chake chimazindikirika ndipo kukonza kumachitika popanda kusokoneza kosafunikira.
- Dziwani mtundu wa phokoso pogwiritsa ntchito stethoscope kapena choyezera kuchuluka kwa phokoso.Gwiritsani ntchito stethoscope ya makanika pa thupi la pampu kapena mita yolumikizira mawu pamtunda wa 1 m. Kulira kosalekeza ndi phokoso la tonal lomwe silisintha ndi kupanikizika. Kulira kogunda kumakwera ndikutsika pa liwiro la shaft ya pampu. Kugogoda ndi phokoso lamphamvu losiyana pa liwiro la shaft ya pampu. Kulira kwamphamvu ndi phokoso la tonal loposa 2 kHz. Kulira ndi phokoso la broadband lochokera ku thupi la pampu.
- Yang'anani kaye momwe chingwe choyamwira chilili.Mzere wocheperako wokokera kapena flange yomasuka yokokera ndi chifukwa cha phokoso la pafupifupi 60% la phokoso la pampu ya vane. Yang'anani mzere wokokera kuti muwone ngati pali kugwedezeka, zoletsa, kapena mapaipi ochepa. Yang'anani flange yokokera kuti muwone ngati pali torque yoyenera. Yesani vacuum yokokera ndi gauge pamalo olowera pampu; vacuum iyenera kukhala pansi pa 0.5 bar pa kayendedwe kabwino.
- Tsimikizani momwe mafuta alili komanso momwe mpweya ulili.Kulowa kwa mpweya ndiye chifukwa chachiwiri chomwe chimayambitsa phokoso la pampu ya vane. Yang'anani mulingo wa mafuta m'chitsime. Yang'anani mzere wokoka mpweya kuti muwone ngati mpweya ukutuluka mwa kugwiritsa ntchito sopo ndi madzi pa cholumikizira chilichonse pamene pampu ikuyenda; thovu limasonyeza kuti mpweya ukutuluka. Onetsetsani kuti mpweya ukutuluka bwino; kutuluka kwa mpweya wotsekeka kungayambitse phokoso losalekeza la mpweya ngakhale ndi mzere wokoka wopanda kutuluka.
- Yang'anani nsonga za vane ndi mphete kuti muwone ngati zatha.Chotsani mutu wa pampu ndikuyang'ana nsonga za vane kuti zisamagwe kapena kuti zichotsedwe kwambiri pa mphete. Kapangidwe ka Vickers VQ intra-vane kamagwiritsa ntchito ma vane khumi ndi awiri kuti mpweya utuluke pang'ono, ndipo nsonga za vane ndizomwe zimawonongeka kwambiri. Yesani malo otseguka a vane malinga ndi zomwe wopanga akufuna; malire a ntchito wamba ndi 0.05 mm.
- Yang'anani mabearing ndi shaft agness.Kulephera kwa mabearing ndi kulephera kwa siteji yomaliza komwe kumabweretsa phokoso lalikulu komanso kutentha kwakukulu. Yang'anani kutentha kwa bearing housing ndi thermometer ya infrared; kutentha kwakukulu kosalekeza nthawi zambiri kumakhala madigiri 80 Celsius kuposa mlengalenga. Yang'anani kulumikizana kwa shaft ndi chizindikiro choyimbira; malire osalunjika nthawi zambiri amakhala 0.05 mm chiwerengero chonse cha chizindikiro.
- Ikani chokonzacho ndikutsimikizira kuchepetsa phokoso.Kukonza kumadalira chifukwa chake: sinthani choletsa chokoka mpweya, konzani mpweya womwe watuluka, sinthani katiriji ya vane yomwe yatha, sinthani mabearing omwe atha, kapena sinthani pampu yonse ngati kutha kwatha. Yesani kuchuluka kwa phokoso mutatha kukonza ndikuyerekeza ndi maziko oyambira; kukonza bwino nthawi zambiri kumachepetsa kuchuluka kwa phokoso ndi 5 mpaka 15 dB(A), komwe ndi kusiyana kwa malire omveka pakati pa pampu yachibadwa ndi pampu yotha.
Cholakwika chachikulu chodziwika bwino chokhudza phokoso la pampu ya vane ndi kuganiza kuti chomwe chimayambitsa ndi kuwonongeka kwa vane ndikuyitanitsa kusintha kwa katiriji, pomwe chifukwa chenicheni ndi kulowa kwa mpweya. Kusintha katiriji ya vane pampu yokhala ndi mpweya wotuluka kudzachepetsa kuchuluka kwa phokoso kwa maola angapo, kenako kulowa kwa mpweya kudzapangitsa kuti kuwonongekako kuchepe ndipo phokoso libwerere mkati mwa milungu ingapo. Kuyesa kozindikira kulowa kwa mpweya ndi kwachangu (kuyesa kwa sopo ndi madzi kwa mphindi 5) komanso kotsimikizika, ndipo njira yoyenera yopezera ndi kuyesa kulowa kwa mpweya musanayitanitse katiriji.
FAQ
Kodi ndi zinthu ziti zomwe zimayambitsa phokoso la pampu ya hydraulic mu pampu ya vane?
Zifukwa zisanu ndi ziwiri zomwe zimayambitsa phokoso la pampu ya hydraulic mu pampu ya vane, motsatira kuchuluka kwa mafupipafupi, ndi izi: (1) kulowa kwa mpweya kudzera mu chingwe chokoka, chomwe chimayambitsa kulira kosalekeza ndipo chimayambitsa pafupifupi 35% ya madandaulo a phokoso, (2) kutuluka kwa mpweya kuchokera ku chingwe chokoka choletsedwa kapena kuchuluka kochepa kwa mafuta, komwe kumayambitsa kulira kogunda ndipo kumayambitsa pafupifupi 25% ya madandaulo a phokoso, (3) kuwonongeka kwa nsonga ya vane chifukwa cha kuipitsidwa kwa mafuta kapena moyo wabwinobwino wa ntchito, komwe kumayambitsa kugogoda ndipo kumayambitsa pafupifupi 20% ya madandaulo a phokoso, (4) kulephera kwa bearing chifukwa cha kuwonongeka kapena kusakhazikika bwino, komwe kumayambitsa kugogoda ndi kutentha kwa case ndipo kumayambitsa pafupifupi 10% ya madandaulo a phokoso, (5) kusakhazikika bwino kwa shaft pakati pa pampu ndi prime mover, komwe kumayambitsa kugwedezeka kwa liwiro la shaft kawiri ndipo kumayambitsa pafupifupi 5% ya madandaulo a phokoso, (6) kuletsa chingwe chokoka kuchokera ku payipi yokhotakhota kapena fyuluta yotsekedwa, komwe kumayambitsa phokoso la cavitation ndipo kumayambitsa pafupifupi 3% ya madandaulo a phokoso, ndi (7) kutayikira kwamkati kudutsa chisindikizo chosweka kapena bushing, komwe kumayambitsa kufuula ndipo ndiye amachititsa pafupifupi 2% ya madandaulo a phokoso.
Kodi ndimasiyanitsa bwanji pakati pa phokoso la cavitation ndi phokoso lolowera mpweya?
Kulowa kwa mpweya ndi mpweya kumabweretsa phokoso lofanana la ma frequency tonal, koma zimasiyana mu mawonekedwe a mafunde, kuyanjana kwa kuthamanga, ndi momwe mafuta amayankhira kusintha kwa mafuta. Phokoso la mpweya ndi phokoso logunda lomwe limakwera ndikutsika pa liwiro la shaft ya pampu ndipo limagwirizana ndi kayendedwe ka kuthamanga kwa mpweya; limakulirakulira pamene kuthamanga kwa mpweya kumatsika pansi pa kayendedwe ka mpweya. Phokoso la mpweya ndi phokoso lopitirira lomwe silimagunda ndi liwiro la shaft ndipo silikugwirizana ndi kuthamanga kwa mpweya; limakhala lokwera kwambiri pamene pampu ili yozizira komanso chete kwambiri pamene pampu ifika kutentha kogwira ntchito. Kulowa kwa mpweya kumakhazikika pothana ndi zoletsa za mzere wokoka kapena kuchuluka kwa mafuta kochepa. Kulowa kwa mpweya kumakhazikika pofufuza ndikukonza kutuluka kwa mpweya, nthawi zambiri pa suction flange, reservoir seal, kapena air-bloed fitting. Njira yodziwira vutoli ndi kudzaza reservoir pamwamba pa chizindikiro chachikulu ndikuwona ngati phokoso likutsika.
Kodi pampu yamadzimadzi yokhala ndi phokoso nthawi zonse imakhala vuto?
Si nthawi zonse. Pampu iliyonse ya hydraulic imapanga phokoso, ndipo kuchuluka kwa phokoso kumadalira mtundu wa pampu, kuthamanga kwa ntchito, liwiro la pampu, ndi kukhazikitsa. Pampu ya vane yomwe imagwira ntchito pa 175 bar ndi 1800 RPM imapanga phokoso loyambira la 65 mpaka 75 dB(A) pamalo opanda 1 m, zomwe ndi zachilendo. Pampu yomwe yawonjezeka ndi 5 mpaka 10 dB(A) kuposa maziko ake ikupanga vuto. Pampu yomwe mwadzidzidzi imakhala ndi phokoso la 15 mpaka 20 dB(A) kuposa maziko ake ili ndi vuto lalikulu lomwe likufunika chisamaliro chachangu. Njira yabwino yoyezera phokoso la NFPA pamakina a hydraulic a mafakitale ndikukhazikitsa kuchuluka kwa phokoso loyambira panthawi yokhazikitsa, kuyeza chaka chilichonse, ndikusinthira deta.
Kodi kusiyana pakati pa phokoso la pampu ya vane yomwe yawonongeka ndi phokoso la bearing lomwe lawonongeka ndi kotani?
Pampu yosweka ya vane imapanga phokoso logogoda pa liwiro la shaft ya pampu chifukwa nsonga za vane zomwe zasweka zimagunda mpheteyo pa ngodya yosiyana ndi ma vane atsopano, ndipo kugwedezekako kumatumizidwa ku thupi la pampu ngati zotsatira zosiyana. Bearing yosweka imapanga phokoso logogoda pa pafupipafupi ya bearing, yomwe ndi yokwera kuposa liwiro la shaft ya pampu chifukwa ma bearing nthawi zambiri amazungulira pa liwiro la shaft kutengera mawonekedwe a bearing. Njira yodziwira vutoli ndi kuyeza pafupipafupi ya kugogoda ndi chowunikira kugwedezeka: kugogoda kwa vane komwe kwasweka kumakhala pa liwiro la shaft la 1x (monga, 30 Hz pa 1800 RPM), pomwe kugogoda kwa bearing komwe kwasweka kumakhala pa harmonic yapamwamba (monga, 120 Hz ya bearing yokhala ndi chiŵerengero cha frequency cha 4.0). Njira ina yodziwira vutoli ndi kutentha: ma vane omwe asweka samayambitsa kutentha kwakukulu, pomwe ma bearing omwe asweka amachititsa kutentha kwa case kukwera madigiri 20 mpaka 40 Celsius kuposa masiku onse mkati mwa maola ogwirira ntchito.
Kodi pampu ya hydraulic yomwe imapanga phokoso ingakonzedwe posintha mafuta?
Nthawi zina. Pampu yamadzimadzi yodzaza ndi phokoso chifukwa cha kulowa kwa mpweya kuchokera pamlingo wochepa wa mafuta imakhazikika poika pamwamba pa mafuta, koma phokoso lidzabwerera pa chochitika chotsatira cha mafuta ochepa pokhapokha ngati chifukwa chake chakhazikika. Pampu yamadzimadzi yodzaza ndi phokoso chifukwa cha kukhuthala kwa mafuta yomwe ndi yokwera kwambiri kuti kutentha kugwiritsidwe ntchito imakhazikika posintha kukhala mtundu wa kukhuthala womwe wopanga amalangiza. Pampu yamadzimadzi yodzaza ndi phokoso chifukwa cha kuwonongeka kwa vane kapena kuvulala kwa bearing sikhazikika posintha mafuta; kusintha kwa mafuta kungabise phokoso kwakanthawi ngati mafuta atsopano ali ndi mphamvu zabwino zotsutsana ndi kuvulala, koma kuwonongeka kwa makina kukupitirirabe. Mayeso ozindikira ndikusintha mafuta, kuyendetsa pampu kwa maola 200, ndikuyesanso kuchuluka kwa phokoso.
Kodi pampu ya hydraulic yomwe imapanga phokoso iyenera kusinthidwa liti m'malo mokonzedwa?
Pampu ya hydraulic yokhala ndi phokoso iyenera kusinthidwa m'malo mokonzedwa pamene phokosolo lachitika chifukwa cha kuwonongeka kwa vane-tip komwe kuli kupitirira malire a ntchito ya wopanga (nthawi zambiri 0.05 mm clearance pa kapangidwe ka Vickers VQ intra-vane), pamene kulephera kwa bearing kwapita patsogolo mpaka kutentha kwa case kuli madigiri oposa 50 C kuposa mlengalenga, pamene phokosolo likugwirizana ndi mpweya wowoneka bwino m'chitsime, kapena pamene pampu yamangidwanso kawiri ndipo phokoso likubwerera mkati mwa nthawi yogwiritsidwa ntchito yoyesedwa. Zofunikira zogulira pakusintha ndi pampu ya Vickers VQ series intra-vane, yomwe ikupezeka mu 20VQ, 25VQ, 35VQ, 45VQ, 2520VQ, 3520VQ, 3525VQ, 4520VQ, 4525VQ, ndi 4535VQ displacements, yokhala ndi kapangidwe ka 12-vane kuti igwire bwino ntchito, hydraulic balancing kuti ikhale nthawi yayitali yogwira ntchito, ndi cartridge yodziyimira payokha yogwirira ntchito popanda kuchotsa pampu pamalo ake.
Momwe Vicks Hydraulic Imathandizira Kuzindikira Phokoso la Pump ya Hydraulic
Kwa katswiri wokonza zinthu, wopanga makina a hydraulic, kapena woyang'anira zogula amene akufotokoza za kusintha kwa pampu ya vane m'malo mwa pulogalamu yaphokoso, pulogalamu yogula imakhala ndi zikalata zitatu: aMafotokozedwe azinthu za VQ mndandanda(Kusamutsa 12 komwe kumakhudza 10 mpaka 180 cc/rev), afomu yodziwira phokoso(tchati cha mizere 12 chodziwitsa matenda chokhala ndi zizindikiro, chifukwa, mayeso otsimikizira, ndi kukonza), ndi apempho lodziwitsa za zizindikiro za phokoso ku Vicks(njira yotumizira zizindikiro za phokoso kwa mainjiniya a Vicks kuti akagwiritse ntchito pompu inayake).Gulu la Vicks Hydraulic Pumpikuphatikizapo mndandanda wa VQ, mndandanda wa T6/T7 Denison, mndandanda wa V10/V20 Vickers, ndi mndandanda wa ABT servo pump.njira yolumikiziranaKuti mudziwe phokoso, tumizani uthenga wa WhatsApp kapena imelo ya gulu la mainjiniya a Vicks, ndipo nthawi yoyankha imaperekedwa maola 24 pa zopempha zambiri.