Isikrini Sokuvutha Kwepolyurethane: Ukunciphisa Ukuphakanyiswa Kwemithombo

Ukuthi I-Damping Yokuqhubeka Ngokuvimba Kwemithambo Yase-Polyurethane Iyakunciphisa Ukugqibela Kwemithambo

Umbono wokufunda ukuthi i-energy yokuqhubeka ngokuvimba kusukela emthwakathini ne-vibration

Amasikrini okuhlanza kwe-polyurethane ahambisana nemithombo yezindawo eziqhubekayo ngokwesibonelo sokuthi amasikrini aya kusoba imisebenzi yezindawo eziningi ngokuthi amakhiwe ngokupheleleyo ngokugcina ukuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuthi amakhiwe ngokuth......

Ukuphakanyiswa kwezinkinga zokugqibela ngokulinganisana: izikhumba zesilicone nganti zezinkampani zezinkampani (ukuphakanyiswa kwemilingo yezigqoko ngama-62%)

Kodwa kufikile ku-mechanisms yokuhlola, izikhumba zesithili zisuthula ngokuphakeme kwe-89% yemandla okubhekana ngaphandle kuma-materials okuhlolwa. Lokhu kwenza amaqhina ekusukela emagumbini, ikakhulu kumathilayi athile. Ngamanye amasiko, izikhumba zesiphothi sezinkundla zisiza ekugcineni ubunzima bezinkundla ngokuphakeme kwe-62%. Lokhu kungani? Lezi zikhumba zibhala imandla ngendlela ejwayelekile, lokho kukhomba ukuthi kunezinkinga ezincinci kumaphuzu amabili. Lokhu kubalulekile kakhulu xa kusebenziswa nezinhlangano zeziminyo ezingenakwazi ukuzibeka noma izinhlangano zezempilo apho ukugcina ubunzima bezigumbi kubalulekile. Faka isibonelo sesilika sokulahla — isiphothi sezinkundla sishaya ubude bezinkundla ngokuphakeme kwe-97%, ngakho-ke isikhumba sesihlangoleshane sesihlangoleshane sisithile sisebenza ngokuphakeme kwe-78%. Futhi ngomkhakha wokuvula, kunezinqumo ezintathu ezincinci zokuvula ngokulinganayo nokusebenzisa izindlela zokusebenzisa izikhumba. Kusukela emsebenzini, le nyathelo yokuqhubeka yekhankanyo iyakhipha izindlela zokuthenga. Amakhompini abhala ukuthi kunezindlela zokuthenga ezincinci kakhulu futhi kunezindlela zokuthenga ezincinci kakhulu kwezindlela zokuthenga zabo.

Ukugcina Kwezinkinga Nokukhathazeka Kwemithambo Kwenziwa Ngokusebenza Kwesikhombisa Sokuhlela Kwepolyurethane

Ukugcina Kwezinkinga Ngokudlula Kwesikhombisa Nokuthuthukisa Kokugcina

Kodwa kusukela emazini e-polyurethane ephakanyiswa, asebenza ngokuthumela amandla okuphakanyiswa kuwo wonke umkhakha wabo wesibonelo esihle sokubhekana nesikhathi esingaphakanyi ngokuthi akwazi ukuthabatha amandla okuphakanyiswa emaphakathini aphakathi kwezindawo ezithile apho izinto ziyakhuluma. Okufanayo kukuthi iziqobo zomoya ziyaphakanyiswa futhi ziyathabatha amandla okuphakanyiswa. Amadlinga okuphakanyiswa angaphansi ayathumelwa kusukela kuyisibonelo esikhulu esikhulu esiphambili. Le simo isimisa izindawo zokuthabatha amandla okuphakanyiswa ozokuthabatha izindlela zokuvula okuncane ezizolungiswa ngokuphakade. Izifundo ezisenzekile emazini ethu zibonisa okunye okunamuhle. Izicabho ezenziwe ngokusebenzisa i-Shore A hardness ratings engaphezu kwe-70 kuya kwe-90 zikhipha ukuthabatha amandla okuphakanyiswa ngeminyaka yezinkulungwane yezinkulungwane ngokulingana nezicabho ezingaphansi kwezinkulungwane ezinamuhle kuleli xesha. Ngaphezu kwalokho, kukho le simo yeselula esivulekile esivumela ukuthabatha amandla okuphakanyiswa ngeminyaka yezinkulungwane, okuyenza le misolo ibe yinkulungwane yokuvula ngokuphakade kanye nokuthabatha amandla okuphakanyiswa ngokuphakade.

Ukuhlelwa Kwezinkinga Zokusebenza Ngokuphinda Kabusha Kwemithambo Yase-Polyurethane

Amakhelini e-polyurethane okwenzekayo ngokuchazwa kwezinhlobo zokugxilwa kubonisa ukuthi akhathazeki kakhulu ngezinhlobo zokuhlanjwa, nokuthi amandla okuhlanjwa ayo ayisikhombisa ku-80 kN/m futhi ukuthi ukuphakama kwakho kuyaphinda kabili ngaphezu kwe-500%. Amaphondo esibhakabhaka phakathi kwezinhlobo zokugxilwa ziyadala izindlela ezithile zokukhishwa kwamandla. Uma amandla ayagcwaliswa, ayashintshwa ku-lezi zinhlobo zokuhlola. Kunezinkambu zokubuyela emuva ezinkulu apho umhlaba uyabuyela emuva emva kokuguqulwa kwakho, futhi ukuthi ukubambana kwezindawo kuyakhipha amandla okuhlanjwa njengesikhathi sokuphakama. Ngokuphatha ukuthi izinhlobo zokugxilwa zihlukaniswe ngokuthi zingakanani, abahleli bakhula babandla amaphakade amancane ngaphandle kokuthi bahlulele umhlaba wokuthi ubheke kakhulu ngokuthi uya kusebenza kuzo zonke izinqumo. Lezi zinhlobo zokugxilwa zizobuya ngaphansi kwezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa zezinhlobo zokugxilwa......

Ukuhlelwa kwezinhlobo zokulahla kwe-Polyurethane ukusobala ukuthi kuzokwenzeka ukuphakanyiswa kwemithombo yokuqeda

Izinkimbinkimbi eziphambili: i-Shore A hardness, isibonelo se-open area ratio, nokufaneleka kwe-profile geometry

Ukufumana isibonelo esihle sifuna ukuthola indawo engezansi phakathi kwekuhlinzeka kwezinye izinto, ukuchaza ukuphila kwezinkambo, nokuhamba kahle kwezinto. Isikhalazo se-Shore A sisebenza kakhulu ekubeni ubukhulu besikhumbuzo esihlukile. Izinto ezingafanele ngokuvamile kusuka ku-55A ku-70A zisebenza kahle uma kusebenziswa ekubhenjini kwezinto ezingafanele, zinika umkhakha wokugcina okuningi. Kodwa uma ukuthintana kwezinto ezilungile kubaluleke kakhulu, ukuphanda ku-70A ku-90A kuyasebenza nangoba akunakho ukuthintana okuningi. Uma kubhekwa kubani ubude bezindawo eziphakeme, izibonelo eziningi ziyaphakama phakathi kwe-30% ne-40%. Le yisiphakade sokuhamba kahle ngaphandle kokuthi kubekwe ngokuphakeme kakhulu. Isimo sezindlela zisemthethweni futhi. Izindlela ezingaqondi noma ezingatrapezoid zihambisana kahle kwezindlela ezingaqondi kakhulu ekuthintaneni kwezinto. Izimboni zibonisa ukuthi lezi zindlela zingabeka ubukhulu bezindlela zokuthintana ngokuphakama kwe-20%, okuyisidingo esikhulu. Kumaqondo apho ukuthintana kubaluleke kakhulu, njengoko kunezinkambo zezincwadi zezincwadi noma izinkambo ezingathinteka kahle, ukudluliswa kwezinkambo ezingaphakeme ngokuvamile ku-65A noma izindlela ezingatrapezoid zisemthethweni. Lokhu kusobala ukuthi ukuthintana kusukela kwezinkambo ezingafanele, futhi isithembiso sezinkambo ziyasibona ngaphandle kokuthi kubekwe ngokuphakeme kakhulu emsebenzini wokuhlanganisa.

Imibuzo Evame Ukubuzwa

Ukuthi kuyini ukudampunga okwesibonelo?

Ukudampunga okwesibonelo kukuphatha kwamathuba amabili, njengokwezinkulungwane zokugcina amandla ekubhenjweni nezivumelwano, kuzokhulula amandla akho kuhlezi. Lokhu kusiza ekunciphiseni ukuphakanyiswa nokuhlwa kwezinto.

Izincwadi zokuvutha zokugcina izinkulungwane ziyakhulula kanjani ukuhlwa kwezinye?

Izincwadi zokuvutha zokugcina izinkulungwane zikhulula amandla ekubhenjweni futhi zihambisana ukuphakanyiswa ngokufanafanayo kwenqolobane yabo, kunciphisa ukuphakanyiswa okuphelele okungenza ukuhlwa kwezinye, futhi zihlalela ubukhulu bezinye ngeminyaka engu-62% kulokho okwenziwa ngamancwadi olwandle.

Kungani izincwadi zokugcina izinkulungwane zihambisana ngaphezu kwezincwadi zomthwalo noma zokugcina izinkulungwane?

Izincwadi zokugcina izinkulungwane zicaphuna ukuhlwa kwezinye ngokushintsha amandla ekubhenjweni ngalanga futhi zizimisa ukuphakanyiswa okuphelele okungenza ukuhlwa kwezinye, kungafani nalezincwadi zomthwalo noma zokugcina izinkulungwane ozokwenza ukuhlwa okuncane.

Izilungiselelo ziphi ezinconywa kakhulu ekuphucukiseni izinhlobo zezincwadi zokugcina izinkulungwane?

Izinqambu eziphambili zihlanganisa ubukhulu be-Shore A, isilinganiso sesiqondiso sokuvula, nokumeka kwesiprofayili. Lezi ziqondisela ukuthwasa kwezikhumba, ukugcina kwezinhlobo zokuzimela, nokusebenza kahle kokulwa, okuningi ukuthi kubhekise izinto ezifana nezinkambo.