Isikhombisa Sekuzinculiseka Kwemithambo Yokuhlakaza Nokusebenza Kwemithambo Yokuqala

Ngaphi Izitolo Sokugquba Amathuba Ziyisisekelo Esikhundleni Sezindlela Nezindlela Zokwakha

Izihlakani ezikhulu ziyizinto eziphatha amazwe nezindlu zethu ngamashumi amabili okuphambili. Uma izisifundo azisayi kufanele, sizobona amazwe afana ngezinsuku ezincane, izihlakani ezingenziwe kahle, nezindlu ezingafanele ukuthi zibe yizinto ezingatholakali kakhulu. Izikhulukazi zokugcina izihlakani zaseyilizwe zanamuhla zinikela abaprofesi bezomthwalo ukusebenzisa izihlakani zezinkomo ngaphandle kwezindawo ukuze zibe yizinto ezingafanele kumaqhezu ase-Amerika (ASTM), ase-Europe (EN), noma ase-Amerika (AASHTO). Khumbula izihlakani ezigcinwe ukusebenza njengesikhundla sesandla, izihlakani zokuvula ukusebenza njengesikhundla sokuvula, nezihlakani zokuvula zokudala isandla. Lokhu kunciphisa konke ukuzwa kwezinkinga nokubonakalisa kwemvelo lokuqhubeka kwezihlakani ezinkulu kuzo zonke izwe. Ukugcina ngaphandle kwezindawo kunciphisa izindleko zomthwalo ngama-40% uma kulinganiswa nokuqala ukuthenga izihlakani ezigcinwe futhi ukulwa izindleko ezinkulu zokuthumela. Ngaphezu kwalokho, lezi zikhulukazi zinconywa ukususa izihlakani zasendulo esebenza kwezindlu ezenziwe ngokuphansi kwezindawo zokugcina, ukunika izihlakani ezibalulekile kuzo zonke izwe ngamnyaka. Ukuthi kubhekene ngezinhlobo ezihlakini zokugcina kuyinto ekhulula ukuthi kwenziwe ngokushesha emva kokufa kwezindawo, ukunika izihlakani zokubanga amazwe kuzo zonke izindawo ezingadinga ukuthi kwenziwe ngokushesha. Uma ukugcina kungavumelekile ngokushesha, iziprojekthi ezingaphezulu kwezindawo zingaqhubeka ngokushesha, zingadinga ukuthi zithole izihlakani eziningi, futhi ngamanye amaxesha zingadinga ukuthi zibuye ziqinisekise izisifundo zokujabula ukuthi ziqedwe ngokushesha.

Ukuthi Indawo Yokugquba Amathuba Isebenza Kanjani: Kusukela KuMthombo Wokugquba KuAmathuba Okufanele Ngamaphethini Awezinye

Ukugquba Kwesibili: Amagqubana AmaJaw NeGyratory Okugquba Kwesibili Kwezinkundla Eziningi, Okugquba Umthombo Ophambili

Iz-crusher zebhodi nezeyo zegyratory zihlukanisa amaphakathi amathembu ayo aphakathi kwezindawo zokuphakamisa ukusuka kwezinkulungwane ezisodwa ku-6 ku-8 inches. Zenza lokhu ngokusebenzisa izimilo zokugcina ezingcono kakhulu, okungenzeka ukufika ku-350 MPa, ngamatshikilithi ayo amahle amasili ayo atholakala ngokuthula ukuze abe nesikhundla sokugcina nokuhlanza kahle. Uma kubhekwa ematshalo amakhulu amathembu amakhulu njenge-granite, iz-crusher zegyratory zihamba kahle kakhulu ngokuthi zihlukanisa ngokuphelele kwe-360 degree futhi zinakwenzela amakhulu amaningi. Kuma-mathembu amafuthe njenge-limestone noma ema-mathembu amakhulu amabili amakhulu, abashayeli abaningi bafuna iz-crusher zebhodi ngokuthi banezimilo zokubuyela phambili nobusuku, okuyinto eyenkulu. Iz-vibration feeders zihlanganisa isiphumo esikhulu ekukhuliseni izinto ngokushesha ngokuthi ziqondisa khampani yezinto ezifunekayo ekufakweni kwesikhombiso ngokuphelele, zikhubaza ukuthi kuzameke kanye nokuvumela ukusebenza ngokuphelele ngokushesha kakhulu okungekho kwe-1,200 tons per hour. Ukuthola ukuchitha kwezinkulungwane kulemnyango yokuqala kuyinto eyenkulu kulemnyango yezinye, kuchitha izinto ezizokufa ezidinga ukuzibuyela futhi kubiza isikhathi sokusebenza kwezinhlobo zokuhlukanisa zonke.

Ukusebenzisa Okwesibili & Okwesithathu: Amachusha e-Cone ne-VSI Ukufaka Isikhundla Esifanayo Kwezinkulungwane Zase-Asphalt Nezinkulungwane Zase-Concrete

Ama-cone crusher asebenza ngokucindezela izinto phakathi kwezingxenye ezihambayo ezibizwa ngokuthi ama-mantle nama-concave aqinile, okusiza ekwakheni izinto ezihlanganisiwe ezifanelekile ngokuqondile ukuze kusetshenziswe izingxube ze-asphalt ezisukela kumasentimitha amathathu kuya kwamahlanu. Ngemva kwalesi sinyathelo kuza ama-Vertical Shaft Impactors, noma ama-VSI ngamafuphi. Le mishini ithatha izinto ezichotshoziwe futhi izichoboze ngokwayo ngesivinini esikhulu. Le nqubo ibaluleke ngempela ngoba idala lezo zinhlayiya ezinesimo sekhubhu ezinama-flakiness amancane adingekayo ukuze kube nemixube eqinile kakhonkolo, ngokuvamile engaphansi kwesigamu se-intshi ngosayizi. Izakhiwo eziningi zanamuhla zokucubungula izinto ezihlanganisiwe manje zihlanganisa lezi zinyathelo zombili ndawonye ngenxa yabaqondisi bezinhlelo ezihlelekile ezaziwa ngokuthi ama-PLC. Lezi zinhlelo zingashintsha izinto ezinjengokuthi umshini wokuchoboza uqine kangakanani, ukuthi i-rotor ijikeleza ngokushesha kangakanani, nokuthi ingcindezi yakheka kanjani ngaphakathi kwegumbi lapho uzama ukushaya izitha ezithile ngokushesha. Lapho konke kusebenza ndawonye ngendlela elula kanje, cishe amaphesenti angu-70 kuya kwangu-85 alezinto ahlangabezana nemfuneko ngokushesha, kunciphise imfucuza futhi konga imali ngokuhamba kwesikhathi.

Ukubhekisisa nokuhlinzeka: Ukuvumela ukuthi kufanele kubhekiswe i-ASTM D448, i-EN 13043, nokufanele kubhekiswe imithambo yezindlu zokugcina ezizweni

Amasikrini amaningi okuvibrasi aphakathi kwemithambo ayihlukanisa izinto eziqondwa ngokuphelele ngokulinganisa isikhundla sokuzilinganisa ngokusebenzisa amapaneli ethu we-woven wire noma ye-polyurethane ekhulunywa ngokulinganisa isikhundla sokuzilinganisa esifanayo nesikhundla sokuzilinganisa esisetyenziswa kule ndawo. Amaphartikili aphuma emithambeni eyahlukile ngokulinganisa isikhundla sokuzilinganisa, ngokuphambana kwezindawo ezilungileyo, nokuthi izinto ezingaphansi kwezilinganiso zihlala phansi ngamapertu ezigcwele. Lokhu kukhuluma ngokuhlinzeka kwezinto ngokomkhono okuyinhloko:

• Izindlela zokugcina ziyafanele kubhekiswe i-AASHTO M147 yokuzilinganisa nokuthi zibe yinkhulu
• Izindlela zokugcina zokushisa ziyafanele kubhekiswe i-ASTM D692 (enkulu) nokuthi ziyafanele kubhekiswe i-D1073 (encane) yokuzilinganisa ukuthi zibe yinkhulu
• Izindlela zokugcina zokushisa ziyafanele kubhekiswe i-EN 12620 yokuzilinganisa ukuthi zibe yinkhulu, ukuthi zibe yinkhulu kwezindlela zokugcina, nokuthi zibe yinkhulu kwezindlela zokugcina

Izisensor zokuhlanya kwezilwane nezinye izindlela zokuthintela izigaba ezingavumelekile ukuzihlelwa kabusha. Ukugcina ukuthi kubhalwe kufanele kubhekwe imikhombiso yezigaba ukuba yisebenza ngaphakathi kwemilinganiselo yokuqondisa yomkhombiso we-DOT ngokulinganisa ngokuphakeme kwe-±5%—lokhu kuyisidingo esibalulekile ukusiza ukusebenza kwezindawo ezinamandla amaningi njengezindawo zokwakha izindlela zokugcina, apho iziqu zokuphatha ziyakhula ngaphezu kwe-30 MPa.

Ukukhetha Indawo Yokugcina Izilwane: Ukubalwa Kwesivinini, Isilwane, Nokuhlanganisa Kwezindawo Zokusebenza

Ukuchazela Uhlobo Lwesikhombiso (Jaw, Cone, VSI, Impact) Ngokuchaza Kwezilwane, Ukulahlwa Kwamandla, Nokuthinta Kwezindawo Zokusebenza

Ukukhetha ikhurasha elihle kubhekana ngokuphelele nokuhlanganisa ukuthi lokhu okwenziwa yisikhundla kunye nendlela yokusebenza yomfanekiso futhi ukuthi ubani obuyindawo yokugcina okufanele. Uma kufanele ukugcina izinto ezinkulu njenge-granite noma basalt, izikhundla zokugcina ngokwesibhamu nezikhundla zokugcina ngokwesibhamu sokuzunguka ziyasebenza kahle kakhulu ngoba ziyakwamukela izinto ezinkulu futhi ziyagcina ngokushesha izinto ezinkulu. Uma kufanele ukugcina izinto ezincinci njenge-limestone noma izinto zokugcina zezindawo ezedlule, izikhundla zokugcina ngokwesibhamu nezikhundla zokugcina ngokwesibhamu sesikhundla (VSI) ziyasebenza kahle kakhulu ngoba ziyadala izinto ezinkulu ezifana nezinkulungwane ezinamandla kakhulu futhi ziyazimisele kakhulu. Iziqu zokugcina ziyathatha isithembiso esikhulu. Izinto ezinamandla ezinamandla ziyabamba kahle futhi ziyabulawa izikhundla, ngakho-ke izikhundla zokugcina ngokwesibhamu ziyasebenza kahle kakhulu lapha ngoba ziyasemthanda ukususa izinto ezibamba. Izinto ezilahlelwe ziyasebenza kahle kakhulu ngokwesikhundla sokugcina ngokwesibhamu esinamandla kakhulu ngoba sibonakalisa ukuthi kuyasebenza kahle kakhulu ngokwesibhamu sokugcina ngokwesibhamu. Okusebenzayo kugcina kuyasebenza kahle kakhulu ngokwesibhamu sokugcina ngokwesibhamu. Izinkulungwane ezinamandla kakhulu ziyasebenza kahle kakhulu ngokwesibhamu sokugcina ngokwesibhamu, futhi izinkulungwane ezinamandla kakhulu ziyasebenza kahle kakhulu ngokwesibhamu sokugcina ngokwesibhamu.

Izinketho zokugcina ngokweqile noma zokugcina ngokuphambili: Isibonelo sesiqondiso—Isitolo sasezindaweni zokubuyisela indlela yezinkundla yomphakathi wokugcina

Ukukhetha phakathi kwezinkampani zokusebenza ngendlela esiqondile nezinkampani ezihlanganisiweyo ziyaphuma ku-mi-ziyisibonelo: ukubanzi kwesixhumanisi, izinkinga zokuhambisa, nokuthi kunezinkinga zokusebenza kusendaweni yokuqala. Izinkampani zokusebenza ngendlela esiqondile ziyasebenza ngokuvamile kwezinkampani ezingaphezu kwe-300–800 iton ngohora, futhi ziyathula kakhulu ngamtona uma zisebenza ngeminyaka eminingi kwezindawo eziphelele. Lezi zinkampani ziyasebenza kahle kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampani ezingaphezu kwezinkampan......

Imibuzo Evame Ukubuzwa

Izithi zokugqibela eziphakathi kwezindawo zokugqibela kwemithombo yiziphi?

Izithi zokugqibela eziphakathi kwezindawo zokugqibela kwemithombo yizikrashar zesifuba, izikrashar zesikhala, izikrashar zesikon, nezinkampani zokugqibela ngokwesikhala (VSIs).

Kutheni izindawo zokugqibela kwemithombo zinconywa njengokuhlanganisa ukuphatha kwemvelo?

Izindawo zokugqibela kwemithombo zinconywa njengokuhlanganisa ukuphatha kwemvelo ngokuthi zihambisana imithombo emhlabeni, zilahlela amaphuzu okuhamba, futhi zibuyisela isikrashi esidala kuimithombo emiselweyo, ngakho kubeka ubuncinane bokufaka emlandelweni.

Kutheni kubalulekile ukukhetha isimo esifanele sokugqibela kwemithombo?

Ukukhetha isimo esifanele sibalulekile ukusobonisa ukuthi isimo sifanele nokuthi isimo sifanele nesilinganiso, ukuvumela ukuthi isilinganiso siyasebenza ngokulinganayo, futhi ukulahla isikhathi sokuguqula indawo wokusebenza.

Izindawo zokugqibela kwemithombo zifanele ukuzimisa ngezimali ziziphi?

Izisikhangeli sezinkunkuma zezinto ezihlukene zizokwamukela izindlela zokusebenza zokufana ne-ASTM D448, EN 13043, AASHTO M147, ASTM D692, kanye nazo zonke ezingaphakathi, ekubonisa ukuthi izinto ziyasebenza ngokupheleleyo kwezindlela zokuhlanganisa nokubaluleka.