Hanyoyin hanawa da rage lalacewar walda dole ne suyi la'akari da ƙirar tsarin walda da shawo kan bambance-bambancen zafi da sanyi yayin walda.Ba za a iya kawar da raguwa ba, amma ana iya sarrafa shi.Akwai hanyoyi da yawa don rage raguwar nakasar.
1 Kar a yi walƙiya da yawa
Da ƙarin ƙarfe da aka cika a cikin walda, mafi girma da ƙarfin nakasawa za a haifar da shi.Madaidaicin girman walda ba zai iya samun ƙarami na lalata walda ba, amma kuma yana adana kayan walda da lokaci.Adadin karfen walda don cika walda ya kamata ya zama mafi ƙanƙanta, kuma waldar ya zama mai lebur ko ɗan ɗaɗi.Ƙarfin walda mai yawa ba zai ƙara ƙarfin ba.Akasin haka, zai ƙara ƙarfin haɓakawa kuma zai ƙara nakasar walda.
2 Katse walda
Wata hanyar da za a rage yawan cikon walda ita ce yin amfani da walƙiya mai ɗan lokaci.Misali, lokacin walda ƙarfafa faranti, walƙiya na tsaka-tsaki na iya rage adadin cika walda da kashi 75%, yayin da kuma tabbatar da ƙarfin da ake buƙata.
3. Rage hanyar walda
Walda tare da ƙananan waya da ƙarancin wucewa yana da ƙarami nakasu fiye da walda mai sirara da waya da ƙarin wucewa.A cikin yanayin wucewa da yawa, raguwar da kowace fasinja ke haifarwa yana ƙaruwa gabaɗayan raguwar walda.Kamar yadda ake iya gani daga adadi, tsarin walda tare da ƴan wucewa da kauri mai kauri yana da sakamako mafi kyau fiye da wanda ke da wucewa da yawa da na'urar lantarki.
Lura: Tsarin walda na waya mara nauyi, ƙarancin walƙiya mara kyau ko waya mai kyau, walda mai wucewa da yawa ya dogara da kayan.Gabaɗaya, ƙananan ƙarfe na carbon, 16Mn da sauran kayan sun dace da waya mara ƙarfi da ƙarancin walƙiya.Bakin karfe, babban carbon karfe da sauran kayan sun dace da waya mai kyau da walƙiya da yawa
4. Fasahar hana lalata
Lanƙwasa ko karkatar da sassan zuwa kishiyar nakasar walda kafin walda (sai dai walda mai jujjuya ko walda a tsaye).Ya kamata a ƙayyade adadin da aka saita na nakasar baya ta gwaji.Ƙaddamarwa, saiti, ko yin wa'azin sassa masu waldadi hanya ce mai sauƙi don warware matsalolin walda ta amfani da ƙarfin injin juyi.Lokacin da aka saita aikin aikin, nakasawa yana faruwa wanda ke haifar da aikin aikin ya zama kishiyar damuwa na shrinkage weld.Nakasar da aka saita kafin waldawa ta soke tare da nakasar bayan walda, yin aikin walda ya zama jirgin sama mai kyau.
Wata hanyar da aka saba don daidaita ƙarfin naƙuda ita ce sanya walda iri ɗaya a kan juna a haɗa su tare.Wannan hanya kuma za a iya amfani da pre-lankwasawa, inda wedge aka sanya a cikin dace matsayi na workpiece kafin clamping.
Masu walda masu nauyi na musamman na iya samar da ƙarfin ma'auni da ake buƙata saboda ƙaƙƙarfan nasu ko matsayi na sassan juna.Idan ba a samar da waɗannan ma'auni na ma'auni ba, ana buƙatar wasu hanyoyin don daidaita ƙarfin ƙarfin walda don cimma manufar sokewar juna.Ƙarfin ma'auni na iya zama sauran ƙarfin raguwa, ƙarfin ɗauri na inji da aka kafa ta hanyar daidaitawa, ƙarfin ɗaurin taro da jerin walda na abubuwan da aka haɗa, ƙarfin ɗauri da aka kafa ta nauyi.
5 Jerin walda
Bisa ga tsarin da workpiece domin sanin m taro jerin, sabõda haka, tsarin da workpiece a cikin wannan matsayi ji ƙyama.An buɗe tsagi mai gefe biyu a cikin workpiece da shaft, an karɓi walda mai yawa, kuma an ƙaddara jerin walda mai gefe biyu.Ana amfani da walda ta wucin gadi a cikin walda na fillet, kuma raguwa a cikin walda ta farko yana daidaitawa ta hanyar raguwa a cikin weld na biyu.Kayan aiki na iya riƙe kayan aiki a matsayin da ake so, yana ƙara ƙarfi da rage lalacewar walda.Wannan hanya da ake amfani da ko'ina a cikin waldi na kananan workpiece ko kananan aka gyara, saboda da karuwa da waldi danniya, kawai dace da filastik tsarin low carbon karfe.
6 Cire ƙarfin raguwa bayan walda
Percussion wata hanya ce ta magance ƙuƙuwar walda, kamar yadda ake sanyaya walda.Taɓawa zai sa walda ya faɗaɗa kuma ya zama sirara, don haka cire damuwa (nakasar roba).Duk da haka, lokacin amfani da wannan hanya, dole ne a lura cewa tushen walda ba za a iya ƙwanƙwasa ba, wanda zai iya haifar da raguwa.Gabaɗaya, ba za a iya amfani da kaɗa a cikin walda ba.
Domin, murfin murfin yana iya samun fashewar walda, yana shafar gano walda, tasirin taurin.Don haka, amfani da fasaha yana da iyaka, kuma akwai ma wasu lokuta da ke buƙatar taɓawa kawai a cikin fasinja mai yawa (sai dai walda na ƙasa da walda) don magance matsalar nakasa ko fashewa.Maganin zafi kuma yana ɗaya daga cikin hanyoyin da za a cire ƙarfin haɓakawa, sarrafa yawan zafin jiki da sanyaya kayan aiki;Wani lokaci guda workpiece baya baya clamping, waldi, tare da wannan aligning yanayin kawar da danniya, sabõda haka, workpiece saura danniya ne kadan.
6. Rage lokacin walda
Welding yana samar da dumama da sanyaya, kuma yana ɗaukar lokaci don canja wurin zafi.Sabili da haka, yanayin lokaci kuma yana rinjayar nakasar.Gabaɗaya, yana da kyawawa don gama walƙiya da wuri-wuri kafin yawancin aikin aikin yana mai tsanani da faɗaɗa.Welding tsari, kamar irin da girman da lantarki, waldi halin yanzu, waldi gudun da sauransu shafi mataki na shrinkage da nakasawa na walda workpiece.Yin amfani da kayan aikin walda na inji yana rage lokacin walda da adadin nakasar da zafi ke haifarwa.
Na biyu, sauran hanyoyin da za a rage walda nakasawa
1 Tushe mai sanyaya ruwa
Ana iya amfani da dabaru da yawa don sarrafa nakasar walda na musamman walda.Misali, a cikin walda na bakin ciki, yin amfani da tubalan sanyaya ruwa na iya kawar da zafin aikin walda.Ana haɗa bututun tagulla zuwa na'urar tagulla ta hanyar ƙwanƙwasa ko siyar da bututun, kuma ana sanyaya bututun a wurare dabam dabam don rage nakasar walda.
2 Farantin sakawa toshe
"Madaidaicin farantin" shine ingantaccen iko na nakasar walda na fasahar walda ta farantin karfe, kamar yadda aka nuna a cikin adadi.Daya karshen sakawa farantin ne welded a kan farantin na workpiece, da kuma sauran karshen wedge block aka wedged cikin latsa farantin.Za a iya shirya faranti masu yawa don kula da matsayi da gyara farantin karfen walda yayin walda.
3. Kawar da zafin zafi
Sai dai a lokuta na musamman, yin amfani da dumama don cire damuwa ba shine hanyar da ta dace ba, ya kamata a yi kafin a yi amfani da kayan aiki don hana ko rage lalacewar walda.
Third, Kammalawa
Don rage tasirin lalacewar walda da damuwa na saura, ya kamata a kula da waɗannan abubuwan yayin zayyanawa da walda kayan aikin:
(1) Babu yawan walda;(2) Sarrafa matsayi na workpiece;(3) Yi amfani da walda mai katsewa gwargwadon yiwuwa, amma yakamata ya dace da buƙatun ƙira;(4) Ƙananan girman girman ƙafar waldi;(5) Domin buɗaɗɗen tsagi na walda, yakamata a rage yawan waldawar haɗin gwiwa, kuma yakamata a yi la'akari da tsagi na biyu don maye gurbin haɗin gwiwa guda ɗaya;(6) Multi-Layer da Multi-wuce waldi ya kamata a karbe gwargwadon yadda zai yiwu don maye gurbin walda mai Layer-Layer da biyu.Bude walƙiya mai gefe biyu a wurin aiki da shaft, ɗauki walda mai yawa, kuma ƙayyade jerin walda mai gefe biyu;(7) Multi-Layer kasa da waldi;(8) Ɗauki tsarin shigar da walƙiyar ƙarancin zafi, wanda ke nufin ƙimar narkewa mafi girma da saurin walda;(9) Ana amfani da matsayi don yin aikin aikin a cikin matsayi na waldi mai siffar jirgin ruwa.Matsayin walƙiya mai siffar jirgi na iya amfani da babban waya mai diamita da babban tsarin waldawa na fusion;(10) Har zuwa yiwu a cikin workpiece ta neutralization shaft kafa weld, kuma m waldi;(11) Kamar yadda ya zuwa yanzu ta hanyar walda jerin da waldi sakawa don sa walda zafi yada a ko'ina;(12) Welding zuwa unconstrained shugabanci na workpiece;(13) Yi amfani da kayan aiki, kayan aiki da farantin sakawa don daidaitawa da matsayi.(14) Prebend da workpiece ko preposition da weld hadin gwiwa a gaban shugabanci na kwangila.(15) Rarrabe waldi da jimlar waldi bisa ga jerin, waldi na iya kiyaye ma'auni a kusa da shaft neutralization.
Lokacin aikawa: Dec-19-2022