Tsarin gyare-gyare na lahani hada da slag na jan karfe propeller

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Har ila yau ana kiran na'urar sarrafa jiragen ruwa thruster, wanda shine muhimmin simintin sarrafa wutar lantarki na jirgin da kuma muhimmin na'ura don tabbatar da zirga-zirgar jirgin cikin aminci. Masu tuka tuka-tuka da ke aiki a cikin ruwan teku suna fuskantar manyan kaya masu yawa. Suna buƙatar manyan kaddarorin inji, babban juriyar gajiya mai lalata, da kyakkyawan juriya na lalata cavitation. Ba a yarda da lahani kamar pores da haɗaɗɗun slag.

Falo da PTJ Shop ya kera yana amfani da gawa na tagulla, wanda aka fi amfani da shi wajen kera injina masu sarrafa injina don manyan jiragen ruwa masu sauri da sauri. Babban amfaninsa shine nauyi mai sauƙi da ƙarfin ƙarfi. Juriya ga gajiya da juriya na zaizayar cavitation suna da kyau. Rashin hasaransa shine babban simintin gyare-gyare da buƙatun sarrafawa. Idan ba a karɓi walda ba, za a dawo da matsalolin da suka dace kamar haɗakarwa mai wahala, porosity, tsagewar zafi, da ƙananan nakasar walda na aikin haɗin gwiwa. . Mai zuwa yana bayanin amfani da waldawar argon don gyara lahanin haɗar da na'urar tuka-tuka.

Bayanin lahani

Matsakaicin kristal na ƙarfe na jan ƙarfe yana da kunkuntar kunkuntar, kuma ƙarar ƙarar yana da girma, kuma gami kuma ya ƙunshi abubuwa masu aiki Al, Mn, Fe, Ni, da dai sauransu, waɗanda ke da alaƙa mai ƙarfi ga iskar oxygen. A lokacin aikin zuba, ruwan jan karfe mai zafin jiki yana shiga cikin rashin isassun busasshen simintin yashi na simintin simintin gyare-gyare da tsarin zubowa, kuma babban adadin ruwan da aka ɗora a saman simintin simintin yana haɗe da sauri ya zama tururin ruwa. Lokacin da tururin ruwa ke hulɗa tare da abubuwan gami, ana haifar da haɗaɗɗun oxidized. Slag. Fiye da rabin lahani suna bayyana a cikin ƙananan 0.5R-0.8R na saman ruwa; Hakanan akwai fim ɗin oxide wanda ke rufe dukkan farfajiyar maganin tagulla yayin aikin zubar da ruwa, kuma maganin tagulla yana shiga cikin ruwa. Tun daga wannan lokacin, sararin samaniya ya ci gaba da fadadawa. Duk da haka, lokacin da ruwan jan ƙarfe ya tashi zuwa mafi girman matsayi na gyare-gyaren propeller, wato, gefen jagorar 0.3R-0.5R, saboda tsantsar raguwar sashin kwancen ruwan wukake da madaidaicin ruwan jan ƙarfe ya canza zuwa ɓangaren sama. da propeller harsashi da kuma riser, shi ya haifar da sakandare A babban adadin oxide slag aggregates da kerarre juriya karuwa, sabõda haka, adadin secondary oxide slag a wannan yanki ya karu sosai.

Zaɓin kayan walda

Ya kamata a zaɓi kayan walda bisa ga kayan haɓakawa tare da irin wannan aikin.

Shiri kafin walda

Yi amfani da sander don niƙa lahani kuma cire lahani gaba ɗaya har sai kayan matrix mai kyau ya bayyana. Ya kamata a sarrafa ramukan gyaran walda da suka dace, kuma ramukan su kasance masu santsi kuma babu bursu. Sannan yi amfani da acetone, goga na karfe, da sauransu don tsaftace wurin gyaran walda da sauran mujallu a cikin 20mm a bangarorin biyu na mai, oxides, danshi da sauransu. Busasshen lantarki zuwa 200 ℃ kuma ajiye shi don 1 ~ 2 hours.
Saboda yawan zafin jiki na tagulla, zafi yana cikin sauƙi lokacin waldawa, don haka dole ne a fara zafi kafin waldawa. A daya hannun, preheating kuma iya inganta walda danniya rarraba da kuma rage hadarin danniya lalata fatattaka. Yanayin zafin jiki na preheating baya ƙasa da 150 ℃. Ana iya yin zafi da shi da bindigar harshen wuta ko bel ɗin dumama wutar lantarki. Yanayin zafin jiki bai kamata ya wuce 300 ℃ ba kuma yakamata a kiyaye shi har zuwa ƙarshen gyaran walda. Matsakaicin zafin jiki daga yankin gyaran walda dole ne ya zama ƙasa da 100mm a duk kwatance.

Post-weld machining

Saboda abubuwan jan karfe suna da matukar damuwa ga lalatawar danniya, dole ne a yi maganin zafi don rage damuwa bayan waldawa. Don ƙananan gyare-gyaren walda, za ku iya amfani da tazarar iskar gas mai laushi ko wutar lantarki don yin maganin rage damuwa na gida, da kuma dumama gyaran walda zuwa yanayin zafi. Mintunan adana zafi sun fi millimeters na kauri a wannan wuri, sannan an rufe su da rigar asbestos. sanyi. Bayan an kwantar da maganin zafi na bayan-weld gaba daya, yi duban launi har sai sakamakon binciken bai sami lahani irin su fasa, pores, da dai sauransu, kuma ingancin ya dace da bukatun. In ba haka ba, ana buƙatar gyaran walda. A ƙarshe, gwajin ma'auni na tsaye, daidaitawa, ma'aunin farar, ma'aunin kauri, niƙa da goge baki.
Amincewa da waldawar argon don gyara masu tallan jirgin ruwa da amfani da madaidaitan tsarin waldawa na iya gyara lahani na nau'in sikirin, tabbatar da kaddarorin injiniyoyi. murfin jirgin ruwa kayan, ƙara rayuwar sabis na propellers, da kuma tabbatar da amintaccen kewayawa na jirgin.

Shiga wannan labarin ： Tsari Don Gyara Lalacewar Haɗin Slag Na Tagulla Propeller

Bayanin Bugawa: Idan babu umarni na musamman, duk labaran da ke wannan rukunin yanar gizon asali ne. Da fatan za a nuna tushen don sake bugawa: https: //www.cncmachiningptj.com/，thanks！

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PTJ® yana ba da cikakken kewayon Custom daidaici cnc machina china sabis. ISO 9001: 2015 & AS-9100 bokan. 3, 4 da 5-axis saurin daidaito Cibiyar CNC ayyuka ciki har da niƙa, juyawa ga takamaiman kwastomomi, Caparfin ƙarfe & kayan aikin roba tare da haƙuri +/- 0.005 mm.Sakarantun sakandare sun haɗa da CNC da nika na al'ada, hakowa,mutu Fitar,karfe da kuma stam.Yawan samfoti, cikakken kayan aiki, tallafi na fasaha da cikakken dubawa mota, jirgin sama mai saukar ungulu, gyare-gyare & tsayarwa, jagoran haske,likita, keke, da mabukaci kayan lantarki masana'antu. Isarwar lokacin-lokaci.Ka gaya mana kadan game da kasafin kudin aikin ku da lokacin isowar sa ran ku. Zamu tsara tare da ku don samar da ayyuka mafi tsada don taimaka muku don isa ga burin ku, Maraba da Tuntube mu ( sales@pintejin.com ) kai tsaye don sabon aikin ku.