Imiphetho eluhlaza a) Qinisekisa ukuthi inani lamafreyimu namandla okubamba omshini womjovo anele b) Qinisekisa ukuthi ingcindezi iphakeme kakhulu 1) Uma isampula engalawulwa lisalokhu inama-burrs, Kusho ukuthi ukuqubuka isikhunta akukuhle noma iphutha liphukile. 2) Uma ukugoqa isikhunta kungalungile futhi nosayizi nawo …
izimo zokubumba umjovo yinto ebalulekile ukuze umnikazi wendawo yokusebenzela akwazi. Ukubumba umjovo kuyimboni enolwazi olubanzi, ubuchwepheshe kanye nokwenza. Plastic izinto zokusetshenziswa, amathoni, izinto zombhobho, isikhunta, imishini yokubumba umjovo, imishini ye-peripheral, izakhiwo, izifutho, izinto ezihlukahlukene ezisizayo kanye nezinto zokupakisha zisetshenziswa ekukhiqizeni umjovo wokubumba, okuletha umsebenzi omningi kubaphathi …
Enqubweni yokubumba umjovo wamapulasitiki, thermoplastics, ngenxa yokushintsha kwevolumu okubangelwa i-crystallization, ukucindezeleka kwangaphakathi okuqinile, ingcindezi enkulu eyinsalela eqandisiwe engxenyeni yepulasitiki, ukuma kwamangqamuzana aqinile nezinye izici, ngakho uma kuqhathaniswa nepulasitiki ye-thermoset, izinga lokuncipha likhulu. Izinga lokuncipha libanzi futhi ukuqondiswa kuyabonakala. Ngaphezu kwalokho, ukuncipha ngemva kokubunjwa, ukufudumala noma umswakama …
Izinga lokushisa lokuphuka kwesikulufa nalo lihlobene, kodwa kuyivelakancane, cishe sonke isikulufu ngokwaso siwukuqina okubi, noma isikulufu sesisetshenziswe isikhathi eside, lungisa isikulufu! Izinto zokubumba umjovo zilukhuni. Ngokwesibonelo, ukwengeza i-GF [ingilazi fiber] ezintweni zokubumba umjovo yisikulufu esibiza kakhulu nomshini! Le nto yokubumba yomjovo impofu …
Izinhlobo ezahlukene zensimbi zisetshenziswa njengesikhunta sepulasitiki, futhi ukwakheka kwawo kwamakhemikhali kanye nezakhiwo zemishini kuhlukile, ngakho-ke izindlela zokukhiqiza zihlukile; ngokufanayo, izinhlobo ezahlukene zensimbi yesikhunta sepulasitiki zisebenzisa izinqubo ezahlukene zokwelashwa kokushisa. Lesi sigaba sethula ngokuyinhloko umzila wenqubo yokukhiqiza kanye nezici zenqubo yokwelapha ukushisa kwesikhunta sepulasitiki. Incazelo ye …
Umphumela wokucindezela emuva ekubumbeni umjovo kubaluleke kakhulu, futhi kuthinta ngqo ukugcwaliswa kokuncibilika kanye nekhwalithi yezingxenye zepulasitiki. (1) Ukucindezela okufanele emuva kungathuthukisa ikhwalithi yemikhiqizo â‘ Ingakwazi ukuhlanganisa ukuncibilika emgqonyeni, ukwandisa ukuminyana, futhi uthuthukise umthamo womjovo, isisindo somkhiqizo nokuzinza kwe-dimensional; â‘¡I …
Ukwenza umsebenzi omuhle ekuphatheni nasekuvimbeleni ukwehluleka komshini wokubumba umjovo we-china, kuyadingeka ukubamba izimbangela zokuhluleka komshini wokubumba umjovo we-china, buthelela ulwazi nedatha mayelana nokwehluleka njalo kanye nokwehluleka okujwayelekile, ukwenza ukuhlaziya ukwehluleka, qaphela ukufundwa kwemithetho yokwehluleka kanye nezindlela zokwehluleka, futhi uqinise ukugcinwa nokuhlolwa kwansuku zonke. …
1. Amalungiselelo ngaphambi kokuqala umshini wokubumba umjovo we-china 1. Gqoka izingubo ezivikela ukuphepha ezibekwe yi-workshop ngaphambi kokuqala ukukhiqiza. 2. Hlanza indawo ezungezile impahla, futhi ungagcini lutho olungahlobene nokukhiqiza. 3. Hlanza udoti ngaphakathi nangaphandle kwebhentshi lokusebenzela kanye nezinto zokusebenza, sula isitimela sesihlalo somjovo kanye nenduku yokubopha …
Namuhla ake sikhulume ngomgomo, izici, isicelo kanye nenqubo yokubumba umjovo ngomshini wokubumba umjovo. 1. Umgomo wokubumba umjovo. Faka ipulasitiki eyimbudumbudu noma eyimpuphu ku-hopper yomshini womjovo. Ipulasitiki iyashisisa futhi inyibilikiswe emshinini womjovo ukuze iqhubeke igeleza, bese ijova esikhunjeni esivaliwe ngaphansi kokuthile …
Kuhlale kunezinkinga ngengxenye yomjovo womshini wokubumba umjovo, indlela yokuyixazulula? 1. Ayikwazi ukudubula i-glue Approach: 1) Umbhobho uvinjwe indaba yangaphandle. Hlola ukuthi umlomo wombhobho uvinjiwe yini, hlanza noma shintsha umlomo wombhobho. 2) I-glue nozzle iphukile. Hlukanisa i-flange ukuze uhlole ukuthi umlomo weglue wephukile yini, futhi esikhundleni …
Uma usebenzisa umshini wokubumba umjovo, ukwehluleka okungenzeka kwesistimu ye-hydraulic yomshini wokubumba umjovo kuhlukene. Kungumphumela wenhlanganisela yezinto eziningi, futhi ukuhlakazeka kukhulu uma kuqhathaniswa. Ngakho-ke, lapho wenza ukuxilongwa kwephutha, kuyadingeka ukuhlaziya izici ezibangela iphutha ngamunye ngamunye, unake ezangaphakathi …
Kunezifanekiso ezimbili emshinini wokubumba umjovo, omunye akanyakazi, ebizwa ngokuthi isifanekiso esilungisiwe; omunye anganyakaziswa, ebizwa ngokuthi isifanekiso esinyakazayo. Isikhunta sigxilwe ezifanekisweni ezimbili ngezikulufo namapuleti okucindezela ngokulandelana. Lapho kuvulwa isikhunta, isifanekiso esinyakazayo somshini wokubumba umjovo siyanyakaza, ngaleyo ndlela ukushayela isikhunta ukuvula. …
