Mucherimuchina wekuvaka ivhu une mabasa akawanda unonyanya kuita basa rekuchera nekurodha pasi, pamwe nekugadzira matunhu, kugadzirisa materu, kukwidza, kupwanya, kuputsa, kukanda migero nezvimwe. Saka, wave uchishandiswa zvakanyanya mukuvaka migwagwa yakaita semigwagwa mikuru nenjanji, kuvaka mabhiriji, kuvaka maguta, nhandare dzendege, zviteshi zvezvikepe nekuvaka kuchengetedza mvura. Saka kusarudza chicherwa chinokodzera purojekiti yako uye kusarudza chicherwa chemhando yepamusoro kunogona kutongwa kubva pazvinhu zvinotevera zvakakosha.
1. Kurema kwekushanda:
Imwe yenzira nhatu huru dzemuchina wekuchera, inoreva huremu hwese hwemuchina wekuchera une zvishandiso zvemazuva ese, mutyairi uye mafuta akazara. Huremu hwekushanda hunosarudza huwandu hwemuchina wekuchera uye zvakare hunoratidza muganho wepamusoro wesimba remuchina wekuchera.
2. Simba reinjini:
Imwe yezvikamu zvitatu zvikuru zvemuchina wekuchera, yakakamurwa kuita simba guru uye simba rese, izvo zvinosarudza mashandiro esimba remuchina wekuchera.
(1) Simba guru (SAE J1995) rinoreva simba rinobuda richiyerwa pavhiri reinjini risina zvinhu zvinoshandisa simba zvakaita semamuffler, mafeni, ma alternator nema air filters. (2) Simba remagetsi: 1) rinoreva simba rinobuda richiyerwa pavhiri reinjini kana zvinhu zvese zvinoshandisa simba zvakaita semuffler, fan, generator uye air filter zvaiswa. 2) rinoreva simba rinobuda richiyerwa pavhiri reinjini kana zvinhu zvinoshandisa simba zvinodiwa pakushanda kweinjini, kazhinji mafeni, zvaiswa.
3. Kugona kwebhaketi:
Imwe yenzira nhatu huru dzemuchina wekuchekerera, inoreva huwandu hwezvinhu zvinogona kutakurirwa nebhaketi. Muchina wekuchekerera unogona kugadzirirwa mabhaketi ehukuru hwakasiyana zvichienderana nehuwandu hwezvinhu zvacho. Kusarudza zvakanaka kugona kwemabhaketi ndeimwe yenzira dzakakosha dzekuvandudza mashandiro uye kuderedza kushandiswa kwesimba.
Kugona kwemabhaketi kunowanzo patsanurwa muzvikamu zviviri: kugona kwemabhaketi akazara uye kugona kwemabhaketi akatsetseka. Kugona kwemabhaketi akajairika anoshandiswa nema excavators isimba remabhaketi akazara. Kugona kwemabhaketi akazara kune mhando mbiri zvichienderana nekona yekuzororera yechisikigo: kugona kwemabhaketi akazara 1:1 uye kugona kwemabhaketi akazara 1:2.
4. Simba rekuchera
Zvinosanganisira simba rekuchera reruoko rwekuchera uye simba rekuchera rebhaketi. Masimba maviri ekuchera ane masimba akasiyana. Simba rekuchera reruoko rwekuchera rinobva kusirindiri yeruoko rwekuchera, nepo simba rekuchera rebhaketi richibva kusirindiri yebhaketi.
Zvichienderana nepfungwa dzakasiyana dzekushanda kwesimba rekuchera, nzira dzekuverenga nekuyera dzemucheri dzinogona kukamurwa muzvikamu zviviri:
(1) ISO standard: Nzvimbo yekushanda iri pamucheto webanga rebhaketi.
(2) SAE, PCSA, GB standard: Nzvimbo yekubata iri pamucheto wezino rebhaketi.
5. Nzvimbo yekushanda
Zvinoreva nzvimbo yemukati memutsetse unobatanidza nzvimbo dzakanyanya kukwira dzinogona kusvika muromo wezino rebhaketi kana mucheki asiri kutenderera. Vacheri vanowanzo shandisa mifananidzo kuratidza zvakajeka nzvimbo yekushanda. Nzvimbo yekushanda yemucheki inowanzo ratidzwa nematanho akadai senzvimbo yepamusoro yekuchera, kudzika kwepamusoro kwekuchera, uye kukwirira kwepamusoro kwekuchera.
6. Saizi yekutakura
Zvinoreva zviyero zvekunze zvemuchina wekuchera muchimiro chekutakura. Mamiriro ekutakura anowanzoreva muchina wekuchera wakamiswa pasi rakati sandara, mapuraneti epakati emuviri wepamusoro newapasi akaenzana, sirinda yebhaketi nesirinda yeruoko rwekuchera zvinotambanudzwa kusvika pakureba, boom inodzikiswa kusvika mudziyo unoshanda wabata pasi, uye zvikamu zvese zvinovhurika zviri muchimiro chemuchina wekuchera wakavharwa.
7. Kumhanya kwekusveta uye torque yekusveta
(1) Kumhanya kweSlewing kunoreva kumhanya kwepamusoro-soro kunogona kuitwa nemuchimbuzi kana achitenderera zvakanaka kana asina kuburitswa. Kumhanya kwakaratidzwa kweSlewing hakurevi kumhanya kweSlewing panguva yekutanga kana kubhureki. Pamamiriro ezvinhu ekuchera, kana muchimbuzi achishanda pakati pe0° kusvika 180°, mota yeSlewing inokurumidza uye inodzika. Kana ichitenderera pakati pe270° kusvika 360°, kumhanya kweSlewing kunosvika pakugadzikana.
(2) Slewing torque inoreva torque yepamusoro inogona kugadzirwa nesystem ye slewing system ye excavator. Hukuru hwe slewing torque hunoratidza kugona kwe excavator kukurumidzisa uye kubhura slewing, uye chiratidzo chakakosha chekuyera mashandiro e slewing ye excavator.
8. Kumhanya kwekufamba uye kudhonza
Kune vanochera vanokambaira, nguva yekufamba inosvika 10% yenguva yese yekushanda. Kazhinji, vanochera vane magiya maviri ekufamba: kumhanya kwakanyanya uye kumhanya kwakaderera. Kumhanya kwacho kuviri kunogona kusvika pakushanda kwemuchera pakukwira uye pakufamba pasi pakatsetseka.
(1) Simba rekudhonza rinoreva simba rekudhonza rakatwasuka rinogadzirwa kana muchina wekuchera uri kufamba pasi rakatwasuka. Zvinhu zvikuru zvinokanganisa zvinosanganisira kusuduruka kwegiya rekufamba risingamhanye zvakanyanya, kumanikidzwa kushanda, dhayamita yevhiri rekutyaira, huremu hwemuchina, nezvimwewo. Vacheri vanowanzova nesimba guru rekudhonza, iro rinowanzova huremu hwakapetwa ka0.7 kusvika ku0.85 kupfuura huremu hwemuchina.
(2) Kumhanya kwekufamba kunoreva kumhanya kwakanyanya kwemuchini wekuchera kana uchifamba pasi pevhu. Kumhanya kwekufamba kwemuchini wekuchera we hydraulic excavators kazhinji hakupfuuri 6km/awa. Muchini wekuchera we hydraulic excavators hauna kukodzera kufamba daro refu. Kumhanya kwekufamba uye simba rekudhonza zvinoratidza kugona kwemuchini wekuchera uye kugona kwekufamba.
9. Kugona kukwira
Kugona kukwira kwemuchina wekuchera zvinoreva kugona kukwira, kuburuka, kana kumira panzvimbo yakasimba, yakati sandara. Kune nzira mbiri dzekuzvitsanangura: kona nechikamu: (1) Kona yekukwira θ inowanzova 35°. (2) Tafura yeperesenti tanθ = b/a, kazhinji 70%. Iyo microcomputer index inowanzova 30° kana 58%.
10. Kukwanisa kusimudza
Kukwanisa kusimudza zvinoreva diki pane kugona kusimudza kwakagadzikana kwakayerwa uye kugona kusimudza kwehydraulic kwakayerwa.
(1) Kukwanisa kusimudza kwakasimba kwe75% yemutoro wetipping.
(2) Kukwanisa kusimudza hydraulic kwakapihwa 87% yesimba rekusimudza hydraulic.
Zvichibva paruzivo rwuri pamusoro apa, unogona kusarudza kuti ndechipi chicherwa chakanakisisa zvichienderana nemamiriro ekushanda einjiniya uye hunyanzvi hwemidziyo.
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Nguva yekutumira: Gumiguru-25-2024
