Umshini wokushisela amachashazi obucwebe uwumshini we-laser okhethekile oklanyelwe ukwenza ukushisela okunembile kakhulu ezingxenyeni zensimbi ezincane, ezintekenteke ezivame ukusetshenziswa embonini yobucwebe. Ngokungafani nezindlela ezijwayelekile zokushisela ezincike emlilweni ovulekile noma emisebeni kagesi, lo mshini usebenzisa umsebe we-laser ogxilile ukuze uncibilikise futhi uhlanganise insimbi endaweni yokuthintana ngokunemba okungavamile. Umthetho wokusebenza ngemuva kobuchwepheshe ubandakanya ukuqondisa umfutho we-laser onamandla amakhulu endaweni encane eqondiwe, okubangela ukuncibilika kwendawo okuhlangana ngokushesha ukuze kwakheke isibopho esiqinile, esihlanzekile. Le ndlela ibaluleke kakhulu ekwenzeni nasekulungiseni ubucwebe ngoba ivumela izingcweti ukuthi zisebenze ezingxenyeni eziyinkimbinkimbi ngaphandle kokubeka engcupheni amatshe ayigugu, imisebenzi yocingo oluncane, noma umsebenzi wensimbi oseduze. Kosonkqangi abafuna ubuhle obuphelele kanye nokuqina kwesakhiwo, umshini wokushisela amachashazi obucwebe usewumsebenzi obalulekile othuthukisa kakhulu ikhwalithi nokusebenza kahle komsebenzi wabo.

Imakethe yobucwebe emhlabeni wonke iye yakhula ngokuqhubekayo eminyakeni eyishumi edlule, iqhutshwa ukwenyuka kwemali engenayo, izitayela zemfashini eziguqukayo, kanye nokuthanda kwabathengi okukhulayo kwezinto ezenziwe ngokwezifiso neziphezulu. Ngokwemibiko yezimboni, ubukhulu bemakethe kulindeleke ukuthi budlule amakhulu ezigidi zezigidi zamadola eminyakeni ezayo, okudala ingcindezi enkulu kubakhiqizi ukuthi bandise umkhiqizo kuyilapho begcina ikhwalithi engenasici. Kulesi simo, isidingo sokunemba nesivinini asikaze sibe sibaluleke kangaka, njengoba izindlela zendabuko zokuhlanganisa ngesandla zingakwazi ukuhambisana namazinga omkhiqizo wanamuhla. Umshini wokushisela ubucwebe uxazulula le nselelo ngokuletha ama-weld aphindaphindekayo, asheshayo anciphisa kakhulu isikhathi sokukhiqiza nokulahleka kwezinto. Abakhiqizi abahlanganisa imishini enjalo ethuthukile emsebenzini wabo bathola inzuzo yokuncintisana enqumayo, okubenza bakwazi ukugcwalisa ama-oda amakhulu ngemiphumela engaguquki kanye nokwenqatshwa okuncane.

Ngaphezu kwenani elikhulu, abathengi bezinto zobucwebe banamuhla balindela ubuciko obungenasici ngisho nasemikhiqizweni ekhiqizwa ngobuningi, okubeka izidingo ezengeziwe ezinqubweni zokukhiqiza. Ikhono lomshini wokushisela izinto zobucwebe ukudala amajoyinti angabonakali, anamandla aphezulu ngaphandle kokuphazamisa insimbi ezungezile, lenza ifaneleke kahle ukuhlangabezana nalezi zindinganiso eziqinile. Ngaphezu kwalokho, njengoba izindleko zabasebenzi ziqhubeka zikhula ezindaweni ezinkulu zokukhiqiza izinto zobucwebe, ubuchwepheshe bokuzenzakalela nokunemba buba yizidingo zomnotho esikhundleni sobunethezeka obungakhethwa. Ukusebenzisa izixazululo ezisekelwe ku-laser kusiza amabhizinisi ukunciphisa ukuthembela kwabo emsebenzini wezandla onekhono eliphezulu kuyilapho kuthuthukisa umkhiqizo nokungaguquguquki. Lokhu kuhlangana kokukhula kwemakethe, okulindelwe yikhwalithi, nezingcindezi zezindleko kukhuthaza ukwamukelwa okusheshayo ezindaweni zokusebenza zazo zonke izinhlobo, kusukela ezindaweni ezincane zobuciko kuya emgqeni omkhulu wokukhiqiza wezimboni.

Umlando wokuthuthuka kwe-laser welding emsebenzini wobucwebe ungalandelelwa emuva eminyakeni yawo-1960 lapho ama-laser ezimboni aqala ukuvela, kodwa kwathatha amashumi eminyaka ukuze ubuchwepheshe bube buthule futhi bufinyeleleke ngezindleko ezanele zokusetshenziswa kwezinto zobucwebe. Imizamo yokuqala ye-laser welding yahlushwa ukufudumeza okweqile, imishini emikhulu, kanye nezindleko eziphakeme kakhulu ezazikhawulela ukusetshenziswa kwayo ezindaweni zocwaningo eziphezulu kanye nezikhungo zocwaningo. Kwaze kwaba ngeminyaka yawo-1990 lapho izinqubo ezinkulu zobuchwepheshe be-pulsed laser kanye nezinhlelo zokuhambisa imishayo zenza imishini yokuhlanganisa amachashazi obucwebe isebenze emihlanganweni yezohwebo. Kusukela lapho, ukuthuthuka kube ngokushesha, nemishini yesimanje enezilawuli ze-microprocessor, ukulawulwa kwamandla okunembile, kanye nemiklamo ye-ergonomic eyenza ifinyeleleke ngisho ezitolo ezincane zokulungisa ubucwebe.

Uma kuqhathaniswa nezindlela zokushisela ezivamile, izinzuzo ze-laser spot welding ziyashintsha futhi zinezici eziningi. Ukushisela okuvamile kudinga ukusetshenziswa kwensimbi yokugcwalisa (i-solder) kanye ne-flux, okwethula izinto zangaphandle ekuhlanganiseni futhi kungashiya izinsalela ezibonakalayo noma ukushintsha kombala. Ukushisa okuvela esikhuni nakho kusakazeka kabanzi, kuvame ukulimaza amatshe ayigugu azwela ukushisa, ama-enamel, noma umsebenzi owake waqedwa. Ngokuphambene, umshini wokushisela ubucwebe we-spot welding uhlanganisa izinsimbi eziyisisekelo ngqo ngaphandle kokugcwalisa, ukhiqiza ukuhlanganisa okufana ncamashi nensimbi yomzali. Amandla e-laser alethwa ngemigqumo emifushane kakhulu elinganiswa ngama-milliseconds, evalela ukushisa endaweni encane kakhulu futhi kushiya izindawo eziseduze zingathintwa nhlobo. Lo mehluko oyisisekelo endleleni awugcini nje ngokukhiqiza ama-weld aqinile futhi ahlanzekile kodwa futhi wandisa kakhulu uhla lokulungisa kanye nemiklamo engenzeka, ikakhulukazi ezingxenyeni zanamuhla ezihlanganisa izinhlobo eziningi zensimbi noma ezifaka izinto ezizwela ukushisa.

Izingqephu zamanje eziphakeme zokushisela ubucwebe zihlukaniswa ngezici ezithuthukile ezinomthelela ngqo emandleni omsebenzisi okuthola imiphumela engaguquki, enobungcweti ezinhlelweni ezahlukahlukene. Esinye sezici ezibaluleke kakhulu ukutholakala kwemingcele elungisekayo, okuhlanganisa amandla e-pulse, ubude besikhathi se-pulse, imvamisa, nosayizi we-spot, okuvumela opharetha ukuthi alungise ukushisela ngokuqondile ngokuya ngobukhulu bento, ukushisa kwayo, kanye nokuma kwe-joyinti. Umshini onohlu olubanzi lwemingcele unamandla amaningi, ukwazi ukushisela amaketanga egolide amancane noma izisekelo ze-platinum eziwugqinsi ngobuciko obufanayo. Ngaphezu kwalokho, umklamo oyingqayizivele wezinhlelo eziphakeme uqinisekisa ukuthi i-laser beam ilethwa ngokuncipha okuncane nokugxila okuhle kakhulu, okuholela ekutheni kube ne-spot eyindilinga, engaguquki ekhiqiza ama-weld afanayo njalo. Amandla okuphuma azinzile, agcinwa izintambo eziqinile zokupholisa nokulawula amandla, avimbela ukuguquguquka noma ukushintshashintsha okungabangela imiphumela engaguquki emisebenzini emide yokukhiqiza.

Enye into ebalulekile yikhono lokuthola usayizi omncane kakhulu we-spot, ngokuvamile wehle uye ku-0.2 millimeters noma ngaphansi, okunciphisa indawo ethintekayo ukushisa (HAZ) futhi cishe kuqede ubungozi bokulimala okubangelwa ukushisa ematsheni ayigugu aseduze, emayeleni, noma emisebenzini yensimbi ebucayi. I-HAZ encane futhi isho umsebenzi omncane wokuqeda ukushisela, okonga isikhathi esiningi nomsebenzi wokupolisha nokucwenga ucezu. Ngaphezu kwalokho, imishini yesimanje yakhelwe ngezindlela ezilula zokusebenza ezihlanganisa izilawuli ezithinta isikrini, izindlela zokupheka ezilungiselelwe ngaphambilini zezinsimbi ezijwayelekile nezinhlobo zamajoyinti, kanye nokuqapha okubonakalayo ngesikhathi sangempela ngokusebenzisa ama-microscope optics ahlanganisiwe. Lezi zindlela zokusebenza zifinyeza kakhulu inkambo yokufunda yabasebenzi abasha futhi zinciphisa amathuba okuphutha komuntu. Ukuqina kubaluleke ngokulinganayo endaweni yokusebenza ematasa, ngezivalo eziqinile, ama-optics avalekile, nezingxenye zikagesi ezisezingeni eliphezulu eziqinisekisa ukuthi umshini ungamelana neminyaka yokusetshenziswa kwansuku zonke ngaphandle kokwehla kokusebenza. Lapho kuhlolwa impahla, ochwepheshe kufanele babeke phambili lezi zici ngoba zihlobene ngqo nekhwalithi, isivinini, nokwethembeka komphumela.

Ikhono lokumisa ngokunembile lomshini wokushisela ubucwebe mhlawumbe liyinzuzo yalo ehlonishwa kakhulu, ngoba lenza ukuba kuxhunywe ngokuphephile izikhonkwane, izindandatho, nezinye izinto zokumisa ngaphandle kwengozi yokudluliswa kokushisa etsheni. Ekushiseleni ngomlilo wendabuko, ukushisa okuzungezile kuvame ukubangela ukuba amatshe aqhekeke, ashintshe umbala, noma axegwe ngenxa yokwanda kokushisa, kodwa amandla endawo yomoya we-laser aqeda le ngozi ngokuphelele. Lokhu kunemba futhi kuvumela ukuba ama-weld abekwe ezindaweni eziminyene kakhulu ezingenakufinyeleleka nge-soldering iron noma umlilo, kuvule amathuba amasha okudala kubaklami. Ngaphezu kwalokho, ijubane eliphezulu lokushisela nge-laser, lapho umoya ngamunye uthatha imizuzwana embalwa nje, kusho ukuthi izinto eziyinkimbinkimbi zingaqedwa ngesikhathi esincane kakhulu kunalezo ezidingwa izindlela ezijwayelekile. Ukushintshashintsha okuncane kokushisa okubangelwa yilesi sijubane kuqinisekisa ukuthi isimo sonke kanye nokuhambisana kwengxenye akushintshi, okubaluleke kakhulu kuma-matched sets, izingxenye ezihlangene, noma izingxenye ezinemikhawulo eqinile yobukhulu.

Ngokombono wobuhle, amalunga ahlanganiswe nge-laser awabonisi izindilinga ezimnyama, ukugqwala, noma ukushintsha umbala ngoba inqubo ayidingi i-flux noma ikhiqize ukusabela kwamakhemikhali okufana nokushisa nge-torch. Umthungo wokuhlanganisa ovelayo uhlanzekile, ukhanya, futhi ngokuvamile awuhlukaniseki nensimbi ezungezile ngemva kokuphela kokulungiswa okuncane, okuyinzuzo enkulu yobucwebe obuphezulu lapho ukuphelela kokubukeka kubaluleke kakhulu. Ngokwemvelo, umshini wokuhlanganisa amachashaza e-jewelry unikeza izinzuzo ezinkulu ngokususa isidingo se-solder, i-flux, kanye nezinto zokuhlanza zamakhemikhali ezivamile ekuhlanganiseni ngendlela yendabuko. Lokhu kunciphisa ukuchayeka kwendawo yokusebenza emsini oyingozi nasemfucumfucwini, kudale indawo yokusebenza ephephile futhi kwehlise izindleko zokulahla. Ukwengeza, ngenxa yokuthi inqubo ye-laser isebenzisa ugesi kuphela futhi ayisebenzisi izinto ezisetshenziswayo, izindleko zokusebenza zesikhathi eside ziphansi kakhulu kunezindlela ezidinga ukuthengwa okuqhubekayo kwe-solder, i-flux, izixazululo ze-pickle, kanye namathiphu okushintsha. Lezi zinzuzo ezihlanganisiwe zenza ukuhlanganisa nge-laser kungabi nje ukukhetha okuhle kwezobuchwepheshe, kodwa futhi kube utshalomali oluhle ngokwezimali nangokwemvelo kunoma yimuphi umsebenzi wokwenza ubucwebe obuqinile.

Ukusebenza okuhlukahlukene komshini wokushisela ubucwebe (jewelry spot welding machine) kuwenza ulungele izinhlobonhlobo zezinhlelo zokusebenza, kusukela ekulungiseni okuvamile kuya ekwenzeni izinto eziyinkimbinkimbi ngokwezifiso. Okunye ukusetshenziswa okuvame kakhulu ukushisela amachashaza (spot welding), lapho ama-tack welds amancane anembile esetshenziselwa ukubamba izingxenye endaweni okwesikhashana ngaphambi kokuhlanganiswa kokugcina noma ukunamathisela izinto ezitholakele njengezibopho (clasps), amasongo okugxuma (jump rings), nezinsika zamacici (earring posts). Ukugcwalisa izimbobo (hole filling) kungenye indlela evame ukusetshenziswa, lapho i-laser isetshenziselwa ukugcwalisa imigodi, izimbobo ezincane, noma izimbobo ezimbohliwe ekwakhiweni (castings), ibuyisela indawo ibe isimo esingenasici ngaphandle kwesidingo se-solder eyengeziwe noma impahla yokugcwalisa. Ukulungisa imithungo (seam repair) kubaluleke ngokulinganayo, ikakhulukazi kumaketanga, amasongo ezandla, namasongo (rings) athuthuka imifantu noma ukuguga ngokuhamba kwesikhathi; i-laser ingawashisela le mithungo ngokunemba okungangoba ukulungiswa kungabonakali ngisho nangaphansi kwesibonakhulu. Ukuhlanganisa izingxenye (component joining), okuhlanganisa ukunamathisela izinto zokuhlobisa, amasongo ahlukanisiwe (split rings), nezinto ezinemibala ehlukahlukene zensimbi eziningi, kwenziwa ngendlela ehlanzekile nephephile ngenxa yekhono lomshini lokushisela izinsimbi ezingafani njengegolide, isiliva, i-platinum, i-palladium, ngisho ne-titanium ezimweni ezithile.

Ukufaneleka kwemishini yokushisela ubucwebe ngezinto ezihlukene zensimbi kuyisici esiyinhloko ekwamukelweni kwayo kabanzi embonini. Izingxube zegolide ezinamakharethi ahlukene, okuhlanganisa i-10K, 14K, 18K, kanye ne-24K, zingashiselwa ngokuthembekile ngokulungisa imingcele efanele, kanye nesiliva eliqinile, isiliva elihle, ne-Argentium. I-Platinum ne-Palladium, ezidinga amandla amaningi ngenxa yamaphuzu azo okuncibilika aphezulu nokuhamba kahle kokushisa, ziphethwe kahle yimishini enamandla anele okukhipha. Lokhu kuhambisana nezinto eziningi kusho ukuthi umshini owodwa ungasebenzela zonke izidingo zomsebenzi wobucwebe, kuqedwe isidingo samathuluzi amaningi akhethekile. Ezindaweni zokukhiqiza, ubuchwepheshe busetshenziswa kakhulu ekushiseleni emigqeni yokukhiqiza, ukwenziwa ngobuningi kwemiklamo yobucwebe eyenziwe ngezifiso, kanye nokwenza izibonelo ezisheshayo zemiklamo emisha. Izindawo zokulungisa zithembele kuyo nsuku zonke ekunciphiseni izindandatho, ukulungisa iziqu eziphukile, ukubuyisela izihloko, nokubuyisela izinto zakudala lapho ukulimala okubangelwa ukushisa kufanele kugwenywe noma ngabe kunjani. Ububanzi balezi zinhlelo zokusebenza bugcizelela ukuthi kungani umshini wokushisela ubucwebe usuke eseyinto ewubukhazikhazi eyatholakala kuphela kwabambalwa waba yithuluzi elijwayelekile emabhizinisini obucwebe abheke phambili.

Uma ukhetha umkhiqizi womshini wakho wokushisela amabhodlela obucwebe, Donggu Laserigama elivelele njengomlingani othembekile oneminyaka engaphezu kwe-15 yamava akhethekile kubuchwepheshe be-laser. Inkampani yakhe igama elihle lobuchwepheshe obuncintisanayo obuhlanganisa ubunjiniyela obuthuthukile nokusebenza okusebenzayo kwe-workshop, iqinisekisa ukuthi umshini ngamunye uletha ama-weld asezingeni eliphezulu ngokungaguquki ezimweni zangempela. Inkonzo ethembekile iyisisekelo somnikelo we-Donggu Laser, enosekelo oluphelele lwangemuva kokuthengisa oluhlanganisa ukuxilongwa kude, ukuqeqeshwa endaweni, kanye nenethiwekhi yezingxenye ezitholakala kalula enciphisa isikhathi sokuphazamiseka. Lokhu kuzibophezela empumelelweni yekhasimende kubaluleke kakhulu embonini yobucwebe, lapho izinhlelo zokukhiqiza ziqinile futhi ukwehluleka kwemishini kungaba nemiphumela ephathekayo kwezezimali.

I-Donggu Laser ihlinzeka ngezixazululo ezenziwe ngokwezidingo zabakhiqizi bezinto zobucwebe, iqaphela ukuthi i-workshop ngayinye inezidingo eziyingqayizivele ezisuselwa enhlanganisweni yomkhiqizo wayo, umthamo wokukhiqiza, kanye nezinga lekhono labasebenzi. Kungakhathaliseki ukuthi udinga iyunithi encane yetafula yesitolo esincane sokulungisa noma uhlelo oluhlanganisiwe olugcwele lomugqa wokukhiqiza ukukhiqiza okukhulu, inkampani ingakwazi ukwenza ukuhlelwa komshini, izinga lamandla, nezici zesofthiwe zivumelane nezidingo zakho ezithile. I-imishini yokushisela ubucwebe enikezwa yi-Donggu Laser ihlanganisa zonke izici ezibalulekile ezixoxiwe ngaphambili, okuhlanganisa imingcele elungisekayo, ama-optics anembile, nokwakhiwa okuqinile, okusekelwa izitifiketi zamazwe ngamazwe kanye namalungelo obunikazi angaphezu kuka-30. Emabhizinisini afuna ukuthuthukisa ukuncintisana kwawo ngokusebenzisa ubuchwepheshe be-laser obuthuthukile, ukuhlola i-imishini yokumaka ngelaser, yokushisela, nokusika uhlu lwemikhiqizo luyisinyathelo sokuqala esihle sokuthuthukisa amakhono okukhiqiza. Inkampani ubuchwepheshe beminyaka engu-15 kanye nokuba khona emhlabeni wonke, okuboniswa ngemibukiso emazweni angaphezu kwe-10 ngonyaka, kunikeza isiqiniseko sokuthi ubambisene nomkhiqizi oqonda izidingo eziyingqayizivele zemboni yobucwebe futhi angaletha izixazululo ezingenza umehluko wangempela ekukhiqizeni nasekhwalithini yendawo yakho yokusebenza.

Ngokufingqa, umshini wokushisela amachashazi obucwebe umele ushintsho olukhulu endleleni ubucwebe obakhiwa, obulungiswa, futhi obuqedwa ngayo, unikeza ukunemba okungenakuqhathaniswa, isivinini, nokuguquguquka izindlela zendabuko zokushisela ezingeke zikwazi ukufanisa. Izinzuzo eziyinhloko zihlanganisa ikhono lokushisela ngaphandle kokulimaza izinto ezizwela ukushisa, ukuqeda ukusetshenziswa kwe-solder ne-flux, imiphumela emihle kakhulu yobuhle ngomsebenzi omncane wokuqeda, kanye nezindleko eziphansi kakhulu zokusebenza zesikhathi eside. Kunoma ibhizinisi lobucwebe elifuna ukuthuthukisa ikhwalithi yomkhiqizo, ukwandisa ukusebenza kahle kokukhiqiza, nokunciphisa ukumoshwa kwezinto, ukutshala imali ohlelweni olusezingeni eliphezulu lwe-laser spot welding kuyisinqumo esinamasu esiletha izinzuzo eziphathekayo. Ukuze ufunde kabanzi mayelana nokuthi izixazululo ze-Donggu Laser zingabhekana kanjani nezinselele zakho zokukhiqiza, siyakukhuthaza ukubaxhumana nathi ukuze uthole ukubonisana komuntu siqu kanye nokuboniswa kwemishini.