A matsayin kayan aiki na zamani, laser yana taka muhimmiyar rawa a fannin walda na masana'antu. Duk da cewa fasahar walda ta laser ta gargajiya na iya sarrafa waɗannan lahani zuwa wani mataki, tasirinsa galibi yana iyakance ne ta hanyar sigogi da hanyoyin walda da aka gyara. A cikin 'yan shekarun nan, bayyanar fasahar walda ta laser tana samar da sabuwar mafita don magance lahani na walda. Ta hanyar gabatar da juyawar hasken laser yayin aikin walda, fasahar na iya inganta halayen motsi na tafkin walda sosai, ta haka inganta ingancin walda. Fasahar walda ta laser galibi ta dogara ne akan daidaitaccen sarrafa hasken laser da fasahar walda don cimma ingantaccen walda mai inganci.
Inganta bayyanar:
A lokacintsarin walda, ana juya hasken laser cikin sauri da daidai don rufe dukkan yankin walda. Lokacin da hasken ya motsa tare da alkiblar walda, yana juyawa ta hanyoyi daban-daban, kamar da'ira, hoto na 8 da helix. Chen da abokan aikinsa sun yi amfani da hasken swing laser don walda ƙarfe masu kama da juna, kuma idan aka kwatanta da walda laser mai juyawa, yanayin walda na gaba da baya na walda laser mai juyawa ya inganta sosai. Bugu da ƙari, ana amfani da walda laser mai juyawa don ƙara daidaitawar tsagi. A kan wasu kayan aikin haɗin kai mai sarrafawa, yana da mahimmanci a faɗaɗa yankin overcurrent, yana kuma zama dole a faɗaɗa saman haɗin ƙarfe, kuma yana da mahimmanci a juya walda laser don sa saman haɗin ƙarfe ya zama "U".
1. (a) da (b) kididdigar yanayin sassan haɗin gwiwa na walda da girman walda a ƙarƙashin yanayin juyawa daban-daban; (c) Samar da saman saman walda a ƙarƙashin yanayin juyawa daban-daban.
Inganta haɗakar bango mara kyau:
Lalacewar rashin haɗakar bango ta gefe abu ne mai sauƙi a cikin walda laser mai kunkuntar rata na gargajiya na farantin matsakaici mai kauri, wanda ke faruwa ne sakamakon rarrabawar makamashin laser mara daidaito a baki, shigar zafi a tsakiyar ramin yana da girma, kuma shigar zafi a bangon gefen ramin ƙarami ne, wanda ba zai iya samar da haɗin kai mai kyau ba. Babban ma'aunin magance matsalar bangon gefen da ba a haɗa ba shine ƙara shigar zafi zuwa bangon gefe. A cikin aikin walda laser, ana iya samun rarraba makamashi mai ma'ana na hasken laser akan saman aikin ta hanyar juyawar katako. Lokacin da faɗin ramin ya canza, ana daidaita girman juyawar katako don daidaita faɗin ramin, don samar da ingantaccen shigarwar zafi ga bangon gefe.
2. Hoton macroscopic na walda daga matakin farko (L1) zuwa matakin bakwai (L7) don walda ta laser tare da ko ba tare da juyawa ba.
Rage lahani na porosity:
Tsarin hana amfani da laser swing a kan ramukan walda za a iya danganta shi da inganta kwanciyar hankali na ƙananan ramuka da kuma inganta ruwan ƙarfe mai ruwa. Hoto na 3 yana nuna yanayin kwararar ruwan tafkin da ƙwayoyin magudanar ruwa suka nuna yayin aikin walda. Juyawar hasken wutar lantarki yana sa ƙaramin ramin ya samar da motsi mai juyawa mai sauri da sauri, wanda ke haɓaka kwararar kumfa kuma yana da tasirin "kamawa" akan ramukan da suka taurare. A lokaci guda, juyawar hasken wutar yana ƙara yankin ƙaramin ramin kuma yana rage yuwuwar rugujewar rashin kwanciyar hankali don samar da kumfa.
3. (a) da (b) hanyoyin da ƙwayoyin maɓalli ke bi yayin walda; Yankin buɗe ramin maɓalli: (c) babu laser mai juyawa (d) laser mai juyawa.
Rage lahani na tsagewa:
Fashewar zafi wani nau'in lahani ne da aka samu a cikin aikin walda saboda hulɗar damuwa ta ciki da abubuwan ƙarfe, wanda galibi ana samunsa a yankin da zafi ya shafa (HAZ) na walda. Samuwar irin waɗannan fasa yana da alaƙa da raunin kayan a yanayin zafi mai yawa, damuwa ta walda da kuma sinadaran kayan. Fasahar walda ta laser ta gargajiya na iya haifar da fasawar zafi a cikin aikin walda, galibi saboda dalilai masu zuwa: Na farko, saboda yawan kuzarin walda ta laser, wanda ke haifar da dumama da sanyaya yankin walda cikin sauri, wanda ke haifar da babban juzu'in zafi da damuwa ta zafi; Na biyu, amsawar ƙarfe a cikin aikin walda na iya haifar da rabuwar abubuwan ƙazanta tare da ƙarancin narkewa, yana samar da lokaci mai rauni da ƙara yawan saurin fasa. A ƙarshe, saurin ƙarfafa kayan na iya haifar da bambancin tsarin microstructure, kuma alkiblar ci gaban lu'ulu'u masu ginshiƙi yana daga wurin narkewa zuwa tsakiya, kamar yadda aka nuna a Hoto na 4. A wannan yanayin, saurin saurin fashewa yana ƙaruwa sosai.
4. Yanayin ƙarfafa walda ta Laser (a) walda ta Laser ta gargajiya (b) walda ta Laser mai juyawa.
Fasahar walda ta laser mai juyawa za ta iya rage ko kawar da faruwar fashewar zafi ta hanyar gabatar da hasken laser mai juyawa. A lokacin aikin walda ta laser mai juyawa, juyawar hasken laser na lokaci-lokaci na iya haɓaka kwararar ƙarfe a cikin tafkin mai narkewa, don haka inganta daidaiton tsarin microstructure, kuma hatsin yana girma coaxial a tsakiyar tafkin mai narkewa, kamar yadda aka nuna a Hoto na 5. Waɗannan ƙwayoyin coaxial suna aiki a matsayin shinge don hana yaɗuwar tsagewa kuma suna aiki a matsayin Layer na kariya don hana ci gaba da yaɗuwar tsagewa. A lokaci guda, laser mai juyawa yana taimakawa rage samuwar yanayin rauni saboda rarrabuwar sassan, yana rage haɗarin fashewa mai zafi.
5. (A) halayen tsarin ƙarfafawa na walda na laser na gargajiya (B) halayen tsarin ƙarfafawa na walda na laser (CCW).
Idan aka kwatanta da walda ta kai-tsaye ta laser, an gane fasahar walda ta laser mai juyawa a matsayin hanya mai inganci don rage yanayin porosity da inganta lahani kamar rashin haɗa bangon gefe. Saboda tasirin motsawar katako a kan wurin narkakken narkewa, yana da fa'idodi masu mahimmanci wajen inganta daidaiton gibin, inganta daidaiton tsarin microstructure da kuma tsaftace hatsi. Amfani da fasahar walda ta laser mai juyawa na iya sa walda ta laser ta fi amfani, kuma ana iya cimma walda mai inganci ta laser don manyan kayan aiki da walda masu faɗi, wato, tsarin asali da daidaiton haɗa samfurin sun sassauta.
Lokacin Saƙo: Fabrairu-21-2025
