I-Hydraulic cylinder faud diagnosis kanye nokuxazulula inkinga

I-Hydraulic cylinder faud diagnosis kanye nokuxazulula inkinga

Uhlelo oluphelele lwe-hydraulic lwakhiwa ngengxenye yamandla, ingxenye yokulawula, ingxenye ekhethekile kanye nengxenye yesilinda esibalulekile ngesinye sezinto ezibalulekile ngohlelo lwe-hydraulic, oluguqula umphumela we-hydraulic system,
Kuyinto ebalulekile yokuguqula amandla. Ukuvela kokwehluleka kwalo ngesikhathi sokusetshenziswa kuvame ukuhlobana nohlelo lonke lwe-hydraulic, futhi kunemithetho ethile etholakalayo. Uma nje ukusebenza kwayo kwesakhiwo kuyaziwa, ukuxazulula inkinga akunzima.

Uma ufuna ukuqeda ukwehluleka kwesilinda se-hydraulic ngendlela efike ngesikhathi, enembile futhi ephumelelayo, kufanele uqonde kuqala ukuthi ukwehluleka kwenzeka kanjani. Imvamisa isizathu esiyinhloko sokuhluleka kwe-hydraulic isilinda ukusebenza okungafanele futhi ukusetshenziswa, ukulungiswa okujwayelekile akukwazi ukuqhubeka, ukucubungula okungaphelele ekwakhiweni kohlelo lwe-hydraulic, nenqubo yokufaka engenangqondo.

Ukwehluleka okuvame ukwenzeka ngesikhathi sokusebenzisa ama-general hydraulic cyliders abonakaliswa ikakhulukazi ekunyakazeni okungalungile noma okungalungile, ukuvuza kawoyela nomonakalo.
1. I-Hydraulic Cylinder Embular
1.1 Ingcindezi yokusebenza yangempela engena kwi-hydraulic cylinder Cylinder akwanele ukwenza isilinda se-hydraulic ukwehluleka ukwenza isenzo esithile

1. Ngaphansi kokusebenza okujwayelekile kohlelo lwe-hydraulic, lapho uwoyela osebenzayo engena isilinda se-hydraulic, ipiston namanje ayihambi. Igeji yengcindezi ixhumeke ku-oyili inlet ye-hydraulic cylinder yesilinda, kanye ne-pointer yengcindezi ayishintshi, ngakho-ke ipayipi elingenayo lamafutha lingasuswa ngqo. Vula,
Vumela iphampu ye-hydraulic iqhubeke nokuhlinzeka ngamafutha ohlelweni, futhi ivikele ukuthi kukhona uwoyela wokusebenza ophuma epayipi lokungena lamafutha we-hydraulic cylinder. Uma kungekho ukugeleza kwamafutha okuphuma ku-oyili, kungahlulelwa ukuthi isilinda seHydraulic uqobo silungile. Ngalesi sikhathi, ezinye izinto ze-hydraulic kufanele ziseshwa ngokusho komgomo jikelele wokwehluleka kohlelo lwe-hydraulic.

2. Yize kukhona okokufaka okusebenzayo ku-cylinder, akukho ukucindezela kwisilinda. Kufanele kuphethwe ngokuthi le nto akuyona inkinga nge-hydraulic circuit, kepha kubangelwa ukuvuza kwangaphakathi kwangaphakathi ku-oyela ye-hydraulic. Ungakwazi ukuhlukanisa i-oyili yokubuyisa imbobo ehlanganisiwe yesilinda se-hydraulic bese ubheka ukuthi ngabe kukhona uketshezi olungenayo emuva ethangini lamafutha.

Imvamisa, imbangela yokuvuza kwangaphakathi ngokweqile ukuthi igebe phakathi kwepistoni nenduku ye-piston eduze nobuso be-End Face likhulu kakhulu ngenxa yentambo evulekile noma ukukhulula ukhiye wokuhlanganisa noma ukukhulula ukhiye wokuhlanganisa noma ukukhulula ukhiye wokuhlanganisa noma ukukhulula ukhiye wokuhlanganisa noma ukukhulula ukhiye wokuhlanganisa noma ukukhulula ukhiye wokuhlanganisa noma ukukhulula ukhiye wokuhlanganisa noma ukukhulula ukhiye wokuhlanganisa noma ukukhulula ukhiye wokuhlanganisa noma ukukhulula ukhiye wokuhlanganisa noma ukukhulula ukhiye wokuhlanganisa noma ukukhulula ukhiye wokuhlanganisa noma ukukhulula ukhiye wokuhlanganisa noma ukukhulula ukhiye wokuhlanganisa noma ukukhulula ukhiye wokuhlanganisa; Icala lesibili ukuthi i-radial the seal ye-O-Ring yonakalisiwe futhi yehluleka ukusebenza; icala lesithathu,
Indandatho yokubopha uphawu ichazwa futhi yalimala lapho ihlanganiswe episton, noma indandatho yokuvalwa kokuguga ngenxa yesevisi yesevisi ende, okuholela ekuhlulekeni uphawu.

3. Ingcindezi yangempela yokusebenza yesilinda se-hydraulic ayifinyeleli inani lokucindezela elicacisiwe. Imbangela ingaphethwa njengokwehluleka emjikelezweni we-hydraulic. Ama-valves ahlobene nengcindezelo esifundeni se-hydraulic afaka i-valve yokusiza, ingcindezi enciphisa i-valve ne-valve yokulandelana. Okokuqala hlola ukuthi ngabe i-valve yokusiza ifinyelela ingcindezi yayo ebekiwe, bese ubheka ukuthi ingcindezi yangempela yokusebenza yengcindezi enciphisa i-valve ne-supve valve ihlangabezana nezidingo zokusebenza komjikelezo. .

Amanani wokucindezela wangempela walezi zincindezi zokulawula izingcindezi ezintathu zizothinta ngqo ingcindezi yokusebenza yesilinda se-hydraulic, okwenza isilinda se-hydraulic ukuyeka ukusebenza ngenxa yokucindezela okunganele.

1.2 Ingcindezi yokusebenza yangempela ye-hydraulic cylinder ihlangabezana nezidingo ezicacisiwe, kepha isilinda se-hydraulic asisebenzi

Lokhu ukuthola inkinga kusuka ekwakhiweni kwesilinda se-hydraulic. Isibonelo, lapho i-piston iqhubekela phambili esimweni semikhawulo emikhawulweni yomibili kwisilinda kanye neziphetho zokuphela kwalesi silinda sesilinda se-hydraulic, ipistoni ivimba iCylet esebenzayo yesilinda se-hydraulic ne-piston ayikwazi ukuhamba; I-Hydraulic cylinder piston eshisiwe.

Ngalesi sikhathi, yize ingcindezi esesilinda ifinyelela inani lokucindezela elicacisiwe, ipiston kwisilinda namanje ayikwazi ukuhamba. Isilinda se-Hydraulic sidonsa isilinda futhi ipiston ayikwazi ukuhamba ngoba ukunyakaza okuhlobene phakathi kwe-piston nesilinda kukhiqizwa isilinda esingaphakathi kwesilinda esingalungile ngenxa yesilinda esingalungile ngenxa yesilinda engalungile.

Ukumelana kwezingxabano phakathi kwezingxenye ezinyakazayo kukhulu kakhulu, ikakhulukazi indandatho yokubopha uphawu le-V, evalwe ngokucindezelwa. Uma icindezelwa ngokuqinile, ukumelana nongxabano kuzoba kukhulu kakhulu, okuzothinta ngokungenakuphikwa umphumela nokunyakaza kwesilinda se-hydraulic. Ngaphezu kwalokho, nakekela ukuthi ingcindezi engemuva ikhona futhi inkulu kakhulu.

1.3 Ijubane lokunyakaza langempela le-hydraulic cylinder piston alifinyeleli ekwakhiweni okunikezwe

Ukuvuza kwangaphakathi ngokweqile kuyisizathu esikhulu sokuthi kungani ijubane lingakwazi ukuhlangabezana nezidingo; Lapho ijubane lokunyakaza lesilinda se-hydraulic liyancipha ngesikhathi sokunyakaza, ukumelana nokuqina kwePiston kukhuphuka ngenxa yekhwalithi yokusebenza engelutho yodonga lwangaphakathi lwesilinda se-hydraulic.

Lapho i-hydraulic cylinder isebenza, ingcindezi esemjikelezweni yisamba sokuncipha kwengcindezi ekhishwe ngomugqa we-o wamafutha, ingcindezi yomthwalo, kanye nokwehla kwengcindezi yokuphikiswa kowoyela. Lapho uklama umjikelezo, ukwehla kwengcindezi yokumelana nepayipi lokungena kanye nethonsi lokuvimbela ukumelana nepayipi lokubuya kawoyela kufanele kuncishiswe ngangokunokwenzeka. Uma ukwakheka kungenangqondo, la manani amabili akhulu kakhulu, noma ngabe i-flow control valve: ivuleke ngokuphelele,
Kuzobuye kubangele futhi amafutha wokucindezela abuyele ngqo ethangini lamafutha kusuka ku-valve yokusiza, ukuze ijubane lingakwazi ukuhlangabezana nezidingo ezicacisiwe. I-Thicker the Pipeline, ukugoba okwengeziwe, kukhudlwana kwethonsi lokucindezela kokuphikiswa kwepayipi.

Esisekelweni sokunyakaza okusheshayo kusetshenziswa i-accumulator, uma ijubane lokunyakaza lesilinda lingahlangabezani nezidingo, hlola ukuthi ingcindezi yengculazi yanele. Uma iphampu ye-hydraulic imunca umoya ongena ngaphakathi komsebenzi, izokwenza ukunyakaza kwe-cylinder kungazenzeki futhi kubangele ukuncipha kwejubane. Ngalesi sikhathi, iphampu ye-hydraulic inomsindo, ngakho-ke kulula ukwahlulela.

1.4 Ukukhasa kwenzeka ngesikhathi sokuhamba kwesilinda se-hydraulic

Isimo esikhanyisayo yisimo sokunyakaza sokugxuma kwesilinda se-hydraulic uma sihamba futhi siyema. Lolu hlobo lwezehluleki luvame kakhulu ohlelweni lwe-hydraulic. I-coaxiality phakathi kwepiston nenduku ye-piston kanye nomzimba wesilinda akuhlangabezani nezidingo, induku ye-piston igcwele, induku yepiston ihlanzekile futhi ubulukhuni bumpofu emzimbeni wesilinda bukhulu kakhulu.
Ukuhanjiswa kwesikhundla sokufakwa kwesilinda se-hydraulic kuzodala ukukhasa; Indandatho yokuvala uphawu ekugcineni kwesembozo se-hydraulic iqinile kakhulu noma ikhululekile kakhulu, futhi isilinda se-hydraulic sinqoba ukumelana okukhiqizwa yindalo yokubopha uphawu, okuzokwenza futhi kukhanye.

Esinye isizathu esikhulu sokuthi into ekhalayo yigesi exutshwe kusilinda. Isebenza njenge-accumulator ngaphansi kwesenzo sokucindezela kukawoyela. Uma ukuhlinzekwa ngowoyela kungahlangabezani nezidingo, isilinda sizolinda ingcindezi ukuba ikhuphuke endaweni yokumisa futhi ibonakale ngokunyakaza okukhohlakele kwe-Intermittent; Lapho umoya ucindezelwa umkhawulo othile lapho kukhululwa amandla,
Ukucindezela i-piston kukhiqiza ukusheshisa okusheshayo, okuholela ekunyakazeni okusheshayo nokuhamba kancane. Lezi zinto ezimbili zokukhasa zingenakuthandeka kakhulu emandleni esilinda nokunyakaza komthwalo. Ngakho-ke, umoya osesilinda kumele ukhathele ngokuphelele ngaphambi kokuthi i-hydraulic cylinder isebenza, ngakho-ke lapho uklama isilinda se-hydraulic, kufanele kushiywe ucingo.
Ngasikhathi sinye, itheku eliphumayo kufanele yakhelwe endaweni ephezulu kakhulu yesilinda kawoyela noma ingxenye yokuqongelelwa kwegesi ngangokunokwenzeka.

Kumaphampu we-hydraulic, uhlangothi lwe-oyili yokucwilisa lungaphansi kwengcindezi engemihle. Ukuze kuncishiswe ukumelana kwamapayipi, amapayipi amakhulu kawoyela asetshenziswa kaningi. Ngalesi sikhathi, ukunakwa okukhethekile kufanele kukhokhwe kwikhwalithi yokubopha uphawu lamalunga. Uma uphawu lungeluhle, umoya uzokwelulwa ephampu, okuzothuthukisa futhi isilinda se-hydraulic.

1.5 Kunomsindo ongajwayelekile ngesikhathi sokusebenza kwe-hydraulic cylinder

Umsindo ongejwayelekile okhiqizwa isilinda se-hydraulic ikakhulukazi esidalwa ukungqubuzana phakathi kwendawo yokuxhumana ye-piston nesilinda. Lokhu kungenxa yokuthi ifilimu lamafutha phakathi kwezindawo zokuxhumana liyabhujiswa noma ukucindezelwa kwengcindezi yokuxhumana kuphezulu kakhulu, okuveza umsindo ongqubuzana lapho uslayida isihlobo komunye nomunye. Ngalesi sikhathi, imoto kufanele imiswe ngokushesha ukuthola isizathu, ngenye indlela, ingaphezulu kwe-sliding lizodonswa futhi lishiswe kuze kube sekufeni.

Uma kungumphikisi umsindo ovela ku-seal, kubangelwa ukuntuleka kwamafutha okuthambisa endaweni eshelelayo kanye nokucindezela ngokweqile kwendandatho ye-sal. Yize indandatho yokubopha enovalo enesitip inomphumela wokuhlanza uwoyela nokubekwa uphawu, uma ingcindezi yokusongwa kawoyela iphezulu kakhulu, kuzobe kukhiqizwa umsindo ongafanele. Kulokhu, ungakhanyisa isihlabathi izindebe nge-sandpaper ukwenza izindebe zinciphise futhi zithambile.

2. Ukuvuza kwesilinda se-hydraulic

Ukuvuza kwama-cylinder we-hydraulic ngokuvamile kuhlukaniswe ngezinhlobo ezimbili: ukuvuza kwangaphakathi nokuvuza kwangaphandle. Ukuvuza kwangaphakathi kuthinta kakhulu ukusebenza kwezobuchwepheshe kwesilinda se-hydraulic, okwenza kube ngaphansi kwengcindezi yokusebenza, ijubane lokuhamba kanye nokuqina kokusebenza; Ukuvuza kwangaphandle akugcini nje ngokungcolisa imvelo, kepha futhi kubangela kalula imililo, futhi kubangele ukulahleka kwezomnotho okukhulu. Ukuvuza kubangelwa ukusebenza kahle kokubopha uphawu.

2.1 Ukuvuza kwezingxenye ezihleliwe

2.1.1 Uphawu lonakaliswa ngemuva kokufakwa

Uma amapharamitha afana nobubanzi obungezansi, ububanzi nokucindezelwa kwesivalo sokubekwa uphawu akukhethwa kahle, uphawu luzolimala. Uphawu lusontekile e-groove, i-seal groove inama-burrs, izikhalazo kanye namahlathi angahlangabezani nezidingo, futhi indandatho ye-seal ilinyazwa ngokucindezela ithuluzi elibukhali elinjenge-screwdriver phakathi komhlangano, okuzobangela ukuvuza.

2.1.2 Uphawu lulimele ngenxa yokukhishwa

Igebe elihambisanayo lendawo yokubopha uphawu likhulu kakhulu. Uma uphawu lunobulukhuni obuphansi futhi akukho ndandatho yokugcina uphawu efakiwe, izokhishwa ngaphandle kwe-broove ebopha uphawu futhi yonakele ngaphansi kwesenzo sokucindezela okukhulu kanye nomthelela omkhulu; Indandatho ikhiqiza ukuguquguquka okuthile okuningana ngaphansi kwesenzo samandla omthelela asheshayo. Njengoba ijubane lokukhanya kwendandatho yokubopha lihamba kancane kunaleso yesilinda,
Ngalesi sikhathi, indandatho yokubopha uphawu ifakwa kwigebe futhi ilahlekelwe yimiphumela yayo yokubopha. Lapho umthelela umthelela uyeka, ukuguquguquka kwesilinda kuvuselelwa ngokushesha, kepha ijubane lokutakula kophawu luhamba kancane, ngakho-ke uphawu lulunywe kwigebe futhi. Isenzo esiphindaphindwayo salesi simo hhayi nje kuphela okubangela ukudambisa ukulimala kwezinyembezi ku-seal, kodwa futhi kubangela ukuvuza okukhulu.

2.1.3 Ukuvuza okubangelwa ukugqokwa okusheshayo kwezimpawu nokulahleka kwethonya lokubekwa uphawu

Ukudilizwa kokushisa kwezimpawu zenjoloba zimpofu. Ngesikhathi sokunyakaza okusheshayo okusheshayo, ifilimu kawoyela yokugcoba ilimele kalula, ekhulisa izinga lokushisa nokuphikisana nokungezwani, futhi lisheshisa ukugqokwa kwezimpawu; Lapho i-seal groove ibanzi kakhulu futhi ubulukhuni be-groove phansi buphezulu kakhulu, izinguquko, uphawu luya emuva naphambili, futhi ukugqoka kwanda. Ngaphezu kwalokho, ukukhethwa okungafanele kwezinto zokwakha, isikhathi eside sokugcina kuzodala ukuqhekeka kokuguga,
yimbangela yokuvuza.

2.1.4 Ukuvuza Ngenxa Ye-Welding Empofu

Okwe-weldraulic cyliders, imifantu ye-welding ingenye yezimbangela zokuvuza. Imifantu ibangelwa ikakhulukazi inqubo engafanele ye-welding. Uma izinto ze-elektrodi zikhethwe ngokungafanele, i-electrode imanzi, impahla enokuqukethwe okuphezulu kwekhabhoni ayikashiswa kahle ngaphambi kokushiswa, ukulondolozwa kokushisa akunakunakwa ngemuva kokushiswa, futhi izinga lokushisa lishesha kakhulu, konke okuzodala ukuqhekeka kwengcindezi.

I-Slag inclusions, i-porosity kanye ne-welding yamanga ngesikhathi se-welding nayo ingadala ukuvuza kwangaphandle. Ukushiswa kwe-welding okuyisisekelo kwamukelwa lapho umthungo we-weld mkhulu. Uma i-slag ye-welding yesendlalelo ngasinye ingasuswa ngokuphelele, i-welding slag izokwakha ukuthambekela phakathi kwalezi zingqimba ezimbili. Ngakho-ke, e-welding yesendlalelo ngasinye, umthungo wezempi kufanele agcinwe ehlanzekile, akakwazi ukunamathela ngamafutha namanzi; Ukushiswa kwengxenye ye-welding akwanele, i-welding yamanje ayikhulu ngokwanele,
Yisizathu esiyinhloko sento eyi-welding yamanga e-welding ebuthakathaka futhi engaphelele.

2.2 Ukugqokwa kophawu lwe-unilateral

Ukugqokwa kwe-Unilateral of seal kuvelele ikakhulukazi kuma-cylinders afakwe ovundlile. Izizathu zokugqokwa kwe-Unilateral yilezi: Okokuqala, igebe elifanelekile phakathi kwezingxenye ezihambayo noma ukugqoka okungafanele, okuholela ekuvumeleni okungekho emthethweni kwendandatho yokubopha; Okwesibili, lapho induku ebukhoma inwetshiwe ngokuphelele, umzuzu wokugoba ukhiqizwa ngenxa yesisindo sawo, okwenza ukuthi i-piston ikwazi ukufika ku-cylinder.

Ngenxa yalesi simo, indandatho yepiston ingasetshenziswa njenge-piston seal ukuvikela ukuvuza ngokweqile, kepha amaphuzu alandelayo kufanele aqashelwe: Okokuqala, hlola ngokunemba okunobukhulu, ubulukhuni kanye nokunemba kwesimo sejometri yomgodi wangaphakathi wesilinda; Okwesibili, ipistoni igebe elinodonga lwesilinda lincane kunezinye izindlela zokubopha, futhi ububanzi bepiston bukhulu. Okwesithathu, i-piston ring groove akufanele ibe kabanzi kakhulu.
Ngaphandle kwalokho, isikhundla saso sizoba esingazinzile, futhi imvume yohlangothi izokhulisa ukuvuza; Okwesine, inani lezindandatho zePiston kufanele libe kufanelekile, futhi umphumela wokubekwa uphawu ngeke ube mkhulu uma umncane kakhulu.

Ngamafuphi, kunezinye izici zokwehluleka kwesilinda se-hydraulic ngesikhathi sokusetshenziswa, kanye nezindlela zokuxazulula izinkinga ngemuva kokuhluleka ukwehluleka akufani. Noma ngabe kuyisilinda se-hydraulic noma ezinye izingxenye zohlelo lwe-hydraulic, kuphela ngemuva kwenombolo enkulu yezinhlelo zokusebenza ezingokoqobo zingalungiswa. Isahlulelo nesinqumo esisheshayo.