Kusan kowace tsarin haɗawa ana iya aiwatar da ita ta hanyoyi da dama. Zaɓin da masana'anta ko mai haɗa kayan aiki suka zaɓa don samun sakamako mafi kyau yawanci shine wanda ya dace da fasahar da aka tabbatar da ita da takamaiman aikace-aikace.
Burodin ƙarfe yana ɗaya daga cikin irin waɗannan hanyoyin. Burodin ƙarfe tsari ne na haɗa ƙarfe inda ake haɗa sassa biyu ko fiye na ƙarfe ta hanyar narke ƙarfen cikawa sannan a zuba shi cikin haɗin. Karfe mai cika yana da ƙasa da wurin narkewa fiye da sassan ƙarfe da ke kusa.
Ana iya samar da zafi don yin amfani da tocila, tanderu ko kuma na'urorin haɗa wutar lantarki. A lokacin yin amfani da wutar lantarki, na'urar haɗa wutar lantarki tana ƙirƙirar filin maganadisu wanda ke dumama substrate don narke ƙarfen cikawa. Na'urar haɗa wutar lantarki tana tabbatar da cewa ita ce mafi kyawun zaɓi don yawan aikace-aikacen haɗa wutar lantarki.
"Induction brazing ya fi aminci fiye da torch brazing, ya fi sauri fiye da induction na tanda, kuma ya fi maimaitawa fiye da duka biyun," in ji Steve Anderson, manajan kimiyyar filin da gwaji a Fusion Inc., mai haɗa kayan aiki mai shekaru 88 a Willoughby, Ohio Said, ƙwararre ne a fannoni daban-daban na haɗa kayan aiki, gami da brazing." Bugu da ƙari, induction brazing ya fi sauƙi. Idan aka kwatanta da sauran hanyoyi guda biyu, duk abin da kuke buƙata shine wutar lantarki ta yau da kullun."
Shekaru da suka gabata, Fusion ta ƙirƙiro wata na'ura mai tashoshi shida ta atomatik don haɗa burrs 10 na carbide don aikin ƙarfe da yin kayan aiki. Ana yin burrs ɗin ta hanyar haɗa barguna masu siffar silinda da conical na tungsten carbide zuwa ga bututun ƙarfe. Yawan samarwa shine sassa 250 a kowace awa, kuma tiren sassa daban-daban na iya ɗaukar guraben 144 da masu riƙe kayan aiki.
Anderson ya bayyana cewa, "Robot mai kusurwa huɗu mai SCARA ya ɗauki maƙalli daga tiren, ya miƙa shi ga na'urar rarraba manna mai laushi, sannan ya ɗora shi cikin gidan riƙewa." "Robot ɗin sai ya ɗauki wani yanki mara komai daga tiren ya sanya shi a ƙarshen shank ɗin da aka manne shi. Ana yin amfani da na'urar ƙarfafawa ta amfani da na'urar lantarki wadda ke naɗewa a tsaye a kusa da sassan biyu kuma tana kawo ƙarfen cika azurfa zuwa zafin ruwa na 1,305 F. Bayan an daidaita ɓangaren burr kuma an sanyaya shi, ana fitar da shi ta hanyar magudanar fitarwa sannan a tattara shi don ƙarin sarrafawa."
Amfani da brazing na induction don haɗawa yana ƙaruwa, musamman saboda yana haifar da haɗin gwiwa mai ƙarfi tsakanin sassan ƙarfe biyu kuma saboda yana da tasiri sosai wajen haɗa kayan da ba su da kama da juna. Damuwar muhalli, ingantaccen fasaha, da aikace-aikacen da ba na gargajiya ba suma suna tilasta wa injiniyoyin masana'antu su yi la'akari da brazing na induction sosai.
Injin ƙarfafa induction ya kasance tun daga shekarun 1950, kodayake masanin kimiyyar Burtaniya Michael Faraday ya gano manufar dumama induction (ta amfani da na'urar lantarki) fiye da ƙarni ɗaya da ya gabata. Fitilun hannu sune tushen zafi na farko don yin injin ƙarfafa induction, sai kuma tanderu a shekarun 1920. A lokacin Yaƙin Duniya na Biyu, ana amfani da hanyoyin da aka yi amfani da su a cikin tanda akai-akai don ƙera adadi mai yawa na sassan ƙarfe tare da ƙarancin aiki da kuɗi.
Bukatar masu amfani da na'urar sanyaya iska a shekarun 1960 da 1970 ta haifar da sabbin aikace-aikace don sanyaya iska. A gaskiya ma, yawan amfani da aluminum a ƙarshen shekarun 1970 ya haifar da yawancin abubuwan da ake samu a cikin tsarin sanyaya iska na motoci na yau.
"Ba kamar ƙararrawa ta torch ba, ƙararrawa ta induction ba ta taɓawa ba ce kuma tana rage haɗarin zafi fiye da kima," in ji Rick Bausch, manajan tallace-tallace na Ambrell Corp., inTEST.temperature.
A cewar Greg Holland, manajan tallace-tallace da ayyuka a eldec LLC, tsarin brazing na induction ya ƙunshi sassa uku. Waɗannan su ne wutar lantarki, kan aiki tare da na'urar induction da kuma tsarin sanyaya ko sanyaya.
An haɗa wutar lantarkin da kan aikin kuma an tsara na'urorin musamman don su dace da haɗin. Ana iya yin inductors daga sanduna masu ƙarfi, kebul masu sassauƙa, billets na injina, ko 3D da aka buga daga ƙarfen jan ƙarfe. Yawanci, duk da haka, ana yin sa ne da bututun jan ƙarfe mai zurfi, wanda ruwa ke gudana ta cikinsa saboda dalilai da yawa. Ɗaya shine a kiyaye na'urar sanyaya ta hanyar magance zafin da sassan ke nunawa yayin aikin ƙarfafawa. Ruwan da ke gudana kuma yana hana taruwar zafi a cikin na'urorin saboda yawan kasancewar wutar lantarki mai canzawa da kuma rashin ingantaccen canja wurin zafi.
Holland ya bayyana cewa, "Wani lokaci ana sanya na'urar tattara bayanai ta flux concentrator a kan na'urar don ƙarfafa filin maganadisu a wurare ɗaya ko fiye a mahaɗin." Irin waɗannan na'urorin tattara bayanai na iya zama na nau'in laminate, wanda ya ƙunshi ƙarfe masu siriri na lantarki waɗanda aka haɗa su sosai, ko kuma bututun ferromagnetic da ke ɗauke da kayan ferromagnetic foda da haɗin dielectric da aka matse ƙarƙashin matsin lamba mai yawa. Amfani da ko dai. Amfanin na'urar tattara bayanai shine yana rage lokacin zagayowar ta hanyar kawo ƙarin kuzari zuwa takamaiman wurare na haɗin gwiwa da sauri, yayin da yake kiyaye sauran wurare masu sanyi."
Kafin a sanya sassan ƙarfe don ƙarfafa induction, mai aiki yana buƙatar saita mita da matakan wutar lantarki yadda ya kamata. Mitar na iya kasancewa daga 5 zuwa 500 kHz, mafi girman mitar, da sauri saman zai yi zafi.
Sau da yawa wutar lantarki tana iya samar da daruruwan kilowatts na wutar lantarki. Duk da haka, yin amfani da kayan aiki kamar na dabino cikin daƙiƙa 10 zuwa 15 yana buƙatar kilowatts 1 zuwa 5 kawai. Idan aka kwatanta, manyan sassa na iya buƙatar kilowatts 50 zuwa 100 na wutar lantarki kuma suna ɗaukar har zuwa mintuna 5 don yin amfani da su.
"A matsayinka na gabaɗaya, ƙananan sassa suna amfani da ƙarancin ƙarfi, amma suna buƙatar mitoci masu girma, kamar kilohertz 100 zuwa 300," in ji Bausch. "A akasin haka, manyan sassa suna buƙatar ƙarin ƙarfi da ƙananan mitoci, yawanci ƙasa da kilohertz 100."
Ko menene girmansu, ana buƙatar a sanya sassan ƙarfe daidai kafin a ɗaure su. Ya kamata a yi taka-tsantsan don kiyaye tazara mai ƙarfi tsakanin ƙarfen tushe don ba da damar yin aikin capillary yadda ya kamata ta hanyar ƙarfen cikawa mai gudana. Haɗin gwiwa na gindi, cinya da butt shine hanya mafi kyau don tabbatar da wannan sharewa.
Ana iya amfani da kayan gyara na gargajiya ko na kai. Ya kamata a yi kayan gyara na yau da kullun da kayan da ba sa iya jurewa kamar bakin ƙarfe ko yumbu, sannan a taɓa abubuwan da ke ciki gwargwadon iko.
Ta hanyar ƙera sassa masu haɗakar kauri, ƙwanƙwasawa, matsewa ko ƙusoshi, ana iya gyara kansu ba tare da buƙatar tallafin injiniya ba.
Sannan ana tsaftace haɗin gwiwa da wani abu mai kama da emery ko kuma wani abu mai narkewa don cire gurɓatattun abubuwa kamar mai, mai, tsatsa, ƙura da ƙazanta. Wannan matakin yana ƙara haɓaka aikin capillary na ƙarfe mai narke wanda ke jan kansa ta saman haɗin da ke kusa.
Bayan an zaunar da sassan da kyau kuma an tsaftace su, mai aiki yana shafa mahaɗin haɗin gwiwa (yawanci manna ne) a kan mahaɗin. Mahaɗin cakuda ƙarfe mai cikawa ne, kwarara (don hana iskar shaka) da kuma mahaɗin da ke riƙe ƙarfe da kwararar tare kafin narkewa.
An ƙera ƙarfe da kwararar da ake amfani da su wajen yin ...
Sai mai aiki ya sanya na'urar induction coil, wadda ke zuwa da nau'ikan ƙira daban-daban. Na'urorin helical suna da siffar zagaye ko oval kuma suna kewaye da ɓangaren gaba ɗaya, yayin da na'urorin fork (ko pincer) suna a kowane gefen haɗin gwiwa kuma na'urorin channel suna haɗuwa da ɓangaren. Sauran na'urorin sun haɗa da Diamita ta Ciki (ID), Diamita ta ID/Oter (OD), Pancake, Buɗewa, da Matsayi Mai Yawa.
Zafi iri ɗaya yana da mahimmanci ga haɗin da aka yi da braced mai inganci. Don yin wannan, mai aiki yana buƙatar tabbatar da cewa nisan tsaye tsakanin kowace madaurin coil induction ƙarami ne kuma nisan haɗin gwiwa (faɗin tazara daga coil OD zuwa ID) ya kasance iri ɗaya.
Na gaba, mai aiki yana kunna wutar lantarki don fara aikin dumama haɗin. Wannan ya ƙunshi canja wurin wutar lantarki mai matsakaicin mita ko mai yawa daga tushen wutar lantarki zuwa inductor cikin sauri don ƙirƙirar filin maganadisu mai canzawa a kusa da shi.
Filin maganadisu yana haifar da kwararar iska a saman haɗin, wanda ke haifar da zafi don narke ƙarfen cikawa, yana ba shi damar gudana da jika saman ɓangaren ƙarfe, yana ƙirƙirar haɗin gwiwa mai ƙarfi. Ta amfani da na'urori masu matsayi da yawa, ana iya yin wannan tsari akan sassa da yawa a lokaci guda.
Ana ba da shawarar tsaftacewa ta ƙarshe da duba kowane kayan da aka yi wa brazing. Wanke sassan da ruwa mai zafi har zuwa aƙalla digiri 120 na Fahrenheit zai cire ragowar ruwa da duk wani sikelin da aka samu yayin brazing. Ya kamata a nutsar da ɓangaren a cikin ruwa bayan ƙarfen cika ya taurare amma har yanzu yana da zafi.
Dangane da ɓangaren, ana iya bin ƙaramin dubawa ta hanyar gwaji mara lalatawa da lalatawa. Hanyoyin NDT sun haɗa da duba gani da na rediyo, da kuma gwajin zubewa da tabbatar da inganci. Hanyoyin gwaji masu lalacewa da aka saba amfani da su sune gwajin ƙarfe, barewa, tensile, yankewa, gajiya, canja wuri, da gwajin juyawa.
"Induction brazing yana buƙatar jari mai yawa fiye da hanyar torch, amma ya cancanci hakan domin kuna samun ƙarin inganci da iko," in ji Holland. "Tare da induction, lokacin da kuke buƙatar zafi, kawai kuna dannawa. Idan ba ku yi ba, kuna dannawa."
Eldec tana ƙera nau'ikan hanyoyin samar da wutar lantarki iri-iri don ƙarfafa induction, kamar layin mita na tsakiya na ECO LINE MF, wanda ke samuwa a cikin tsari daban-daban don dacewa da kowane aikace-aikacen. Waɗannan kayan wutar lantarki suna samuwa a cikin ƙimar wutar lantarki daga 5 zuwa 150 kW da mita daga 8 zuwa 40 Hz. Duk samfuran za a iya sanye su da fasalin haɓaka wutar lantarki wanda ke ba mai aiki damar ƙara ƙimar aiki mai ci gaba da 100% da ƙarin 50% cikin mintuna 3. Sauran mahimman fasalulluka sun haɗa da sarrafa zafin jiki na pyrometer, mai rikodin zafin jiki da kuma maɓallin wutar lantarki na transistor mai rufewa. Waɗannan abubuwan amfani suna buƙatar kulawa kaɗan, suna aiki a hankali, suna da ƙaramin sawun ƙafa, kuma ana iya haɗa su cikin sauƙi tare da masu sarrafa tantanin halitta.
Masana'antu a masana'antu da dama suna ƙara amfani da injinan ƙarfafawa don haɗa sassa. Bausch ya nuna cewa masana'antun kera kayan aikin mota, jiragen sama, kayan aikin likita da ma'adinai a matsayin manyan masu amfani da kayan aikin ƙarfafawa na Ambrell.
"Yawan abubuwan da aka haɗa da aluminum na induction brased a masana'antar kera motoci yana ci gaba da ƙaruwa saboda shirye-shiryen rage nauyi," in ji Bausch. "A ɓangaren sararin samaniya, nickel da sauran nau'ikan pads na lalacewa galibi ana haɗa su da ruwan wukake. Duk masana'antu biyu kuma suna amfani da bras na induction daban-daban na bututun ƙarfe."
Duk tsarin Ambrell's EasyHeat guda shida suna da kewayon mita daga 150 zuwa 400 kHz kuma sun dace da ƙarfafa ƙananan sassa na geometry daban-daban. Ƙananan (0112 da 0224) suna ba da ikon sarrafa wutar lantarki a cikin ƙudurin watts 25; samfuran da ke cikin jerin LI (3542, 5060, 7590, 8310) suna ba da iko a cikin ƙudurin watts 50.
Dukansu jerin suna da kan aiki mai cirewa har zuwa ƙafa 10 daga tushen wutar lantarki. Ana iya tsara na'urorin sarrafawa na gaban tsarin, wanda ke bawa mai amfani damar ayyana har zuwa bayanan dumama guda huɗu daban-daban, kowannensu yana da matakai har sau biyar da ƙarfi. Ana iya samun ikon sarrafawa daga nesa don shigarwar lamba ko analog, ko tashar bayanai ta serial na zaɓi.
"Manyan abokan cinikinmu na yin amfani da injin ƙarfafawa su ne masana'antun sassan da ke ɗauke da wasu carbon, ko manyan sassan da ke ɗauke da babban kaso na baƙin ƙarfe," in ji Rich Cukelj, Manajan Ci gaban Kasuwancin Fusion. "Wasu daga cikin waɗannan kamfanonin suna yi wa masana'antun kera motoci da jiragen sama hidima, yayin da wasu ke yin bindigogi, haɗa kayan aikin yankewa, famfunan ruwa da magudanar ruwa, ko tubalan rarraba wutar lantarki da fiyus."
Fusion yana sayar da tsarin juyawa na musamman wanda zai iya ƙarfafa sassa 100 zuwa 1,000 a kowace awa. A cewar Cukelj, ana iya samun mafi yawan amfanin ƙasa ga nau'in sashi ɗaya ko ga takamaiman jerin sassa. Waɗannan sassan suna da girma daga inci 2 zuwa 14.
"Kowane tsarin yana ɗauke da indexer daga Stelron Components Inc. tare da wuraren aiki guda 8, 10 ko 12," in ji Cukelj. "Ana amfani da wasu wuraren aiki don yin brazing, yayin da wasu kuma ana amfani da su don dubawa, amfani da kyamarorin gani ko kayan aikin auna laser, ko yin gwaje-gwajen ja don tabbatar da haɗin gwiwa masu inganci."
Holland ya ce, masana'antun suna amfani da kayan wutar lantarki na ECO LINE na yau da kullun na eldec don nau'ikan aikace-aikacen brazing na induction, kamar rotors da shafts masu ɗaurewa, ko haɗin ginin motoci. Kwanan nan, an yi amfani da samfurin wannan janareta mai ƙarfin kW 100 a cikin manyan aikace-aikacen sassa waɗanda suka haɗa da zoben da'irar tagulla na brazing zuwa haɗin famfon tagulla don janaretocin madatsar ruwa na hydroelectric.
Eldec kuma tana ƙera kayayyakin wutar lantarki na MiniMICO masu ɗaukuwa waɗanda za a iya motsa su cikin sauƙi a cikin masana'antar tare da kewayon mita na 10 zuwa 25 kHz. Shekaru biyu da suka gabata, wani mai ƙera bututun musayar zafi na mota ya yi amfani da MiniMICO don haifar da madaurin gwiwar juyawa ga kowane bututu. Mutum ɗaya ne ya yi duk gyaran, kuma ya ɗauki ƙasa da daƙiƙa 30 kafin a haɗa kowane bututu.
Jim babban edita ne a ASSEMBLY wanda ke da fiye da shekaru 30 na ƙwarewar edita. Kafin ya shiga ASSEMBLY, Camillo shine Firayim Minista Injiniya, editan Association for Equipment Engineering Journal da Milling Journal. Jim yana da digiri a Turanci daga Jami'ar DePaul.
Aika Buƙatar Shawara (RFP) ga mai siyarwar da kuka zaɓa sannan ku danna maɓallin da ke bayyana buƙatunku.
Duba jagorar mai siyanmu don nemo masu samar da duk nau'ikan fasahar haɗawa, injuna da tsarin, masu samar da ayyuka da ƙungiyoyin kasuwanci.
Lean Six Sigma ta daɗe tana ƙoƙarin inganta ayyukanta, amma gazawarta ta bayyana. Tattara bayanai yana buƙatar aiki mai yawa kuma yana iya ɗaukar ƙananan samfura kawai. Yanzu ana iya ɗaukar bayanai a cikin dogon lokaci kuma a wurare da yawa akan ƙaramin farashi na tsoffin hanyoyin hannu.
Robots sun fi araha kuma sun fi sauƙin amfani fiye da kowane lokaci. Wannan fasaha tana samuwa cikin sauƙi ko da ga ƙananan masana'antu da matsakaitan masana'antu. Saurari wannan tattaunawar kwamitin tattaunawa ta musamman da ke ɗauke da manyan jami'ai daga manyan masu samar da robot guda huɗu na Amurka: ATI Industrial Automation, Epson Robots, FANUC America, da Universal Robots.