Saita screws -wanda kuma aka sani da grub screws{1}} suna cikin mafi ƙanƙanta amma mafi mahimmanci a cikin injinan masana'antu, tsarin watsa wutar lantarki, da daidaitattun kayan aiki. Waɗannan masu ɗaure marasa kai suna kulle sassa masu jujjuyawa kamar gears, jakunkuna, da kwala a kan ramuka ta hanyar amfani da ƙarfi ta hanyar su. Lokacin da saitin dunƙule ya gaza, sakamakon zai kasance daga ɗan kuskure kaɗan da rage aiki zuwa kammala gazawar kayan aiki da ragewa mai tsada. Don babban -ƙara mai ƙarfi, mai girma- girgiza, ko aminci{7} aikace-aikace masu mahimmanci, zaɓin saiti mafi ƙarfi da ake da shi ba na zaɓi bane- buƙatun injiniya ne.
Amma menene ainihin ke sa saiti ɗaya ya fi wani ƙarfi? Shin matakin kayan ne, salon tuƙi, ma'anar lissafi, ko ingancin masana'anta? A cikin wannan jagorar, mun rushe mafi ƙaƙƙarfan zaɓin screw a kasuwa, mun bayyana yadda kowane nau'in ƙira ke ba da gudummawa ga riƙe iko, da kuma samar da fayyace ma'aunin zaɓi don aikace-aikacenku masu buƙata. Mun kuma bayyana yadda madaidaicin ƙwararrun masana'antar ƙarfe ke fassara zuwa mafi ingantaccen aikin haɗe-haɗe a cikin taruka na masana'antu.
Me ke Ƙaddara Ƙarfin Ƙarfin Ƙarfin Ƙarfi?
Kafin matsayi mafi ƙarfi zažužžukan, yana da mahimmanci a fahimci abubuwa huɗu waɗanda ke ba da ma'anar sahihancin ikon riƙe duniya{0}. Ƙarfi ba kawai game da ma'auni ba ne kawai - game da yadda na'urar buɗaɗɗen ke yin tsayayya da sassautawa, cirewa, da nakasawa a ƙarƙashin kayan aiki.
1. Material da Heat Magani
- Wannan shine tushen ƙarfin injina. Ƙirƙirar gami da daidaitaccen tsari na kashewa{1} da - yana tabbatar da taurin dunƙule, ƙarfin ɗaure, da taurin. Saitin dunƙule dole ne ya kasance da ƙarfi fiye da sandar da yake dannawa; in ba haka ba, tip zai lalace maimakon ya tona.
2. Ƙarfin Ƙarfi
- Saitin masana'antu sukurori suna ɗaukar daidaitattun ƙimar ajin kadara (kamar 45H, 55H, ko ma'auni 12.9 daidai) waɗanda ke ayyana ƙarancin taurin da kaddarorin ɗaure. Za'a iya ƙara ƙara kayan ƙira mafi girma- zuwa mafi girman ƙimar juzu'i ba tare da yanke ko tsiri ba.
3. Nau'in Tuƙi
- Lokacin hutun tuƙi yana ƙayyade adadin ƙarfin shigarwar da za ku iya amfani da shi kafin soket ɗin ya lalace. Motar da ke tsiri ƙarƙashin juzu'i tana ɓata ƙarfin ƙarfin kayan. Don madaidaicin matsewa, kuna buƙatar juzu'i na tuƙi wanda ke canza juzu'i da kyau ba tare da cam ba{2}}fita ko zagaye.
4. Nuni Geometry
- Ƙirar tukwici tana ƙayyadaddun yadda ingantaccen ƙarfi mai ƙarfi ke fassara zuwa riƙe iko. Wani batu da ke tono a cikin kayan shaft yana haifar da kulle na'ura wanda ke tsayayya da zamewar axial da jujjuyawar juyi. Siffar maƙasudin da ba daidai ba, har ma a kan madaidaicin matsayi mai girma, zai zame ƙarƙashin kaya.
Mafi Ƙarfin Saitin Screw Materials
Lokacin da yazo ga ƙarfin injina mai tsabta da kuma riƙe iko, waɗannan kayan haɗin gwal da matakin suna tsayawa a saman masana'antar.
1. Grade 12.9 Alloy Karfe Saita Sukurori
Madaidaicin ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan saiti wanda ake samu a cikin sarƙoƙin samar da masana'antu.
- Mataki 12.9 saita sukuroriana ƙera su daga chromium - molybdenum gami da ƙarfe irin su SCM435 (35CrMo) kuma ana yin daidaitaccen quenching{3}} da{4}} maganin zafi don cimma taurin 39-44 HRC da ƙaramin ƙarfi na 1220 MPa. Wannan shine mafi girman ƙimar ƙarfin da aka saba samarwa don daidaitattun maɗauran zaren zaren.
Mahimmin ƙayyadaddun ayyuka:
- Mafi ƙarancin ƙarfin ƙarfi: 1220 MPa
- Taurin saman: 39-44 HRC
- Ƙarfin haɓaka: 1080 MPa mafi ƙarancin
- Kyakkyawan juriya ga nakasar filastik ƙarƙashin ɗaukar nauyi
- Yana da wuyar iya ƙulla sandunan ƙarfe don ingantacciyar kullewar inji
Babban tauri na 12.9 alloy karfe yana ba da damar saita dunƙule tip don ciji zurfi cikin kayan shaft mai laushi, ƙirƙirar tsangwama na gaske na inji maimakon dogaro kawai da gogayya. Wannan ya sanya 12.9 - saitin saiti ya zama zaɓin da aka fi so don watsa wutar lantarki mai ƙarfi, na'urorin jigilar kaya masu nauyi, manyan taro na forklift, da kayan aikin gini inda zamewa zai haifar da gazawar bala'i.
Samfuran salon batu:Wurin cin kofin, makiyin mazugi, madaidaicin wuri, wurin kare, da madaidaicin kofi.
La'akari:Ƙarfe mai ƙyalƙyali yana buƙatar maganin ƙasa (black oxide, zinc plating, ko phosphate shafi) don juriya na lalata. Electroplated high{1}}ƙarar saitin sukurori dole ne a sha daidai de{2}hydrogenation don hana hydrogen embrittlement.
2. Grade 10.9 Alloy Karfe Saita Sukurori
Saitin skru 10.9 yana ba da ƙarfi kusa da{1}} saman{2}} tare da ɗan ƙaramin ƙarfi da ƙarancin farashi. Wanda aka kera daga karfen boron ko matsakaici -carbon alloy karfe da zafi{5}wanda aka yi wa magani zuwa 32-39 HRC, waɗannan na'urorin suna isar da ƙaramin ƙarfi na 1040 MPa da kyakkyawan juriya.
Don aikace-aikacen da suka haɗa da ɗorawar girgiza ko farawa akai-akai - tsayar da hawan keke, 10.9 grade na iya wani lokaci ya wuce maki 12.9 a zahiri{3}} dorewar duniya saboda ƙananan taurinsa yana fassara zuwa mafi girma ductility da raguwa.
3. Taurare Bakin Karfe Saita Skru (A4-80 / 316)
Lokacin da ake buƙatar juriya na lalata tare da babban ƙarfi, taurare 316 bakin karfe (A4-80) saita sukurori shine zaɓi mafi ƙarfi. Tare da ƙaramin ƙarfin ƙarfi na 800 MPa da kyakkyawan juriya ga ruwan gishiri, sinadarai, da lalata yanayi, ana amfani da su sosai a cikin kayan aikin ruwa, injin sarrafa abinci, da shigarwa na waje.
Duk da yake ba shi da ƙarfi kamar makin ƙarfe na alloy, A4{4}} 80 na'urorin sikeli na bakin karfe suna isar da iko fiye da daidaitattun 304 (A2-70). Don wurare masu lalacewa inda ƙarfe na carbon zai yi tsatsa, suna wakiltar mafi girman ƙarfi mai amfani.
4. Hazo - Bakin Karfe (17-4 PH)
Don matsananciyar mahalli da ke buƙatar juriyar lalata da kusa da -alloy{1}}ƙarar ƙarfe, 17-4 PH screws screws shine mafi kyawun zaɓi. Bayan dagewar shekaru, waɗannan fastocin sun kai ƙarfin juriya sama da 1100 MPa{7}}yana kusa da aikin aji 12.9{9} tare da kyakkyawan juriya na lalata. Sun fi yawa a sararin samaniya, kayan aikin likita, da injunan masana'antu masu tsayi.
Nau'o'in Tuƙi: Wanne Yafi Isar da Mafi Girma?
Mafi ƙarfi saitin dunƙule abu a duniya ba shi da amfani idan ba za ka iya ƙarasa shi yadda ya kamata ba saboda tuƙi. Saita salon tuƙi sun bambanta sosai a ƙarfin ƙarfin ƙarfi.
Hex Socket (Internal Hex)
Hex soket Drive shine ma'aunin masana'antu don manyan skru{0}}arfafa, kuma saboda kyakkyawan dalili. Fuskokin tuntuɓar guda shida suna rarraba juzu'i a ko'ina a kusa da kewayen soket, rage girman damuwa da ba da damar ƙara ƙarfi sosai kafin nakasa.
Daidaitaccen DIN 913 / DIN 916 / ISO 4026 saita sukurori duk suna amfani da faifan soket na hex. Wannan salon tuƙi yana aiki da dogaro tare da kayan 12.9-aji kuma yana dacewa da maɓallan Allen da ke da yawa da kayan aikin ƙarfi. Don yawancin aikace-aikacen masana'antu, hex soket yana ba da mafi kyawun ma'auni na ƙarfin juzu'i, wadatar kayan aiki, da farashin masana'anta.
Wurin Wuta
Matsakaicin saitin skru suna ba da filaye huɗu masu lebur kuma a tarihi sun shahara don aikace-aikacen nauyi{0}. Duk da yake masu ƙarfi, faifan murabba'i sun fi sauƙi ga zagaye fiye da kwas ɗin hex saboda ƙarancin filaye masu alaƙa suna raba nauyin. Hakanan suna da ƙarancin wadatar kayan aiki a yawancin kasuwannin duniya.
Torx / Star Drive
Torx (shida{0}}lobe) drivs suna samun karbuwa ga manyan aikace-aikacen screw saita ƙarfi. Geometry na lobed yana ba da ingantaccen jujjuyawar juzu'i tare da kusan sifili cam -fita da rage haɗarin tsiri idan aka kwatanta da hex soket. Don mahallin taro mai sarrafa kansa, kayan aikin Torx suna isar da daidaitaccen aikace-aikacen juzu'i da tsawon rayuwar kayan aiki.
Mai Rarraba Drive
Ramin saitin screws suna da mafi ƙarancin ƙarfin juzu'i kuma basu taɓa zama mafi ƙarfi zaɓi ba. Ramin guda ɗaya yana mai da hankali kan damuwa a maki biyu, yana haifar da sauƙin fashewa da tsiri ƙarƙashin madaidaicin juzu'i. Abubuwan da aka yi amfani da su sun dace da haske{2}}aiki, ƙananan{3}} aikace-aikace masu ƙarfi kamar ƙananan kayan lantarki da samfuran mabukaci.
Salon Nuni da Riƙe Ƙarfin
Ƙaƙwalwar ƙulle-ƙulle shine inda robar ya hadu da hanya -ko fiye da daidai, inda karfe ya hadu da karfe. Nunin lissafi yana ƙayyadad da yadda ƙarfin matsawa ke jujjuyawar zamewa.
Kofin Kofin (Mafi Shahararriyar Gabaɗaya -Maƙasudin Ƙarfin Zabin)
Gasar cin kofin ita ce mafi yawan amfani da saitin ma'anar dunƙule, kuma saboda kyakkyawan dalili. Maƙarƙashiya, tip mai kauri yana haifar da ƙwanƙolin yankan madauwari wanda ke tona cikin saman ramin ƙarƙashin ƙarfi. Ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan yana kawar da abu kuma yana haifar da ƙulli na annular wanda ke tsayayya da motsin juyawa da axial.
Makiyoyin kofin Knurled suna ƙara ɓangarorin serrated wanda ke cizo da ƙarfi kuma yana ba da juriya na musamman. Don mafi ƙarfi na gaba ɗaya{1}maƙasudin riƙe ƙarfi akan sandunan ƙarfe, ƙuƙumi mai lamba 12.9 mai juzu'i yana da wahala a doke shi.
Mazugi Mazugi (Mafi ƙarfi don Kulle Dindindin)
Saitin mazugi na mazugi yana da kaifi mai kaifi wanda ke ratsawa sosai cikin kayan mazugi. Lokacin da aka ƙara matsawa, madaidaicin madaidaicin yana shiga cikin ramin, yana ƙirƙirar babban makullin injina tare da kyakkyawan juriya ga zamewar juyawa.
Don madaidaicin juzu'i mai ƙarfi akan majalissar dindindin, madaidaicin mazugi yana ba da mafi ƙaƙƙarfan kulle matsayi na kowane madaidaicin salo. Ana yawan amfani da shi akan kayan aiki, sprockets, da couplings waɗanda ba dole ba ne su matsa ƙarƙashin kaya. Kasuwancin shine yana barin zurfafawa na dindindin kuma yana iya lalata igiyoyi waɗanda zasu buƙaci sakewa daga baya.
Don cikakkiyar aikin riko mai ƙarfi da ake samu a cikin madaidaicin saiti, haɗin ya bayyana a sarari:12.9 alloy karfe abu tare da hex soket drive da mazugi point tip, an shigar da shi a cikin abin da aka riga aka haƙa a kan shaft.
Flat Point
Fitilar saitin sukurori suna rarraba matsa lamba a cikin babban wurin tuntuɓar ba tare da haƙa cikin ramin ba. Suna haifar da ƙarancin lalacewar ƙasa kuma suna da kyau don daidaitawa matsayi ko taurin ramukan da ba za a iya shigar da su ba. Koyaya, suna dogara ne kawai akan juzu'i kuma suna da mafi ƙarancin ikon riko da salo na gama-gari.
Dog Point (Silinda na Silinda)
Saitin madaidaicin karen suna da tsinkayar siliki wanda ya dace da rami da aka haƙa a cikin ramin. Suna samar da ingantacciyar kullewar inji ta hanyar juriya mai ƙarfi maimakon gogayya. Lokacin da aka dace daidai da ramin shaft, wuraren kare suna ba da damar watsa karfin juyi na kwarai. Ƙarƙashin ƙasa shi ne cewa suna buƙatar madaidaicin rami a cikin ramin yayin taro.
Yadda Ake Zaɓan Saiti Mafi ƙarfi don Aikace-aikacenku
Matsakaicin ƙarfi yana nufin daidaita na'urar zuwa yanayin aiki. Bi wannan tsarin yanke shawara:
Mataki 1: Ƙayyade Yanayin Kasawa
- Zamewar jujjuyawa a ƙarƙashin juzu'i:Ba da fifikon shigar da maki (madaidaicin mazugi> maki kofi> madaidaicin wuri)
- Jijjiga -ya jawo sassautawa:Zaɓi maƙallan kofi mai dunƙule tare da zaren rufewa{0}}
- Loda mai ƙarfi:Yi amfani da saitin saiti na kare wanda ke tsunduma cikin ramukan ramukan ramuka
- Fitar da tuƙi yayin shigarwa:Haɓaka zuwa soket na hex ko Torx drive a cikin mafi girman darajar kayan
Mataki 2: Daidaita Taurin zuwa Shaft
Saitin dunƙule dole ne ya kasance da wahala fiye da kayan shaft. Kyakkyawan ƙa'idar babban yatsa shine mafi ƙarancin bambance-bambancen taurin HRC 10. Idan kuna ɗaure zuwa sandar tauri (sama da 35 HRC), madaidaicin madaidaicin madaidaicin madaidaicin zai faɗi kawai ya zame. A cikin waɗannan lokuta, yi amfani da saitin ƙusoshin kare tare da abubuwan da aka haƙa, ko haɓaka saitin screw zuwa mafi girman alloy-.
Mataki 3: Girman Da Ya dace
- Saita diamita na dunƙule yakamata ya zama kusan 1/4 zuwa 1/3 na diamita na shaft
- Yi amfani da sukurori guda biyu da aka raba nisan digiri 90 don iyakar juriya
- Manyan diamita sukurorisamar da ƙarin ƙarfi, amma idan kaurin bangon cibiya ya isa
Mataki 4: Yi La'akari da Yanayin Muhalli
- Dry na cikin gida masana'antu: 12.9 gami karfe tare da baki oxide gama
- Waje / danshi: A4-80 bakin karfe
- Marine / sinadaran: 17-4 PH ko super duplex bakin karfe
- Babban zafin jiki: Zaɓi gami da aka ƙididdige don kewayon zafin aikin ku
Shigar da Mafi kyawun Ayyuka don Ƙarfin Ƙarfi
Ko da mafi ƙarfi saitin dunƙule zai yi ƙasa da ƙasa idan an shigar da shi ba daidai ba. Bi waɗannan jagororin don cimma ƙimar riƙon iko:
1.Clean zaren sosai.
- Man fetur, maiko, da tarkace suna rage tasiri mai ƙarfi kuma suna iya haifar da ƙaranci mara inganci.
2.Yi amfani da maƙarƙashiya mai ƙima.
- Ƙarfafa ƙima ga ƙima mai ƙarfi na masana'anta don takamaiman ƙima da girman. Ƙarƙashin -Tighting shine dalilin lamba ɗaya na saita zamewar dunƙulewa.
3. Aiwatar da makullin zaren daidai.
- Don mahallin jijjiga, yi amfani da matsakaita{0}zaren ƙarfi{1}}makulle fili akan zaren{2}}amma ba akan batu ba, inda zai yi aiki azaman mai mai kuma yana rage juzu'i.
4.Stagger mahara saita sukurori.
- Lokacin amfani da saiti biyu ko fiye a kan cibiya ɗaya, raba su da digiri 90 ban da radiyo don ƙara girman juzu'i.
5.A guji sake amfani da aikace-aikace masu mahimmanci.
- Da zarar an ɗora saitin dunƙule gabaɗaya kuma an ɗora shi, maƙasudin sa na geometry ya lalace har abada. Sake amfani da shi yana rage ikon riƙewa sosai.
6. Yi la'akari da shirye-shiryen lebur.
- Don iyakar riƙewa tare da maki mazugi, haƙa abin da ya dace da abin ƙira a cikin ramin. Wannan yana haifar da makullin injina na gaskiya maimakon shigar da ƙasa kawai.
Ƙirƙirar Ƙirƙirar Ƙirar Ƙarfafa don Ƙarfafa Ƙarfafa Ayyuka
Saita ƙarfin dunƙule yana da kyau kawai kamar ingancin masana'anta a bayansa. Maganin zafi mara daidaituwa, kashe- ƙididdiga takamammen lissafi na zaren, ko rashin haƙurin soket duk suna rage ainihin aikin duniya ƙasa da ƙima. Ƙa'idar iri ɗaya ta shafi kowane ƙarfe na ƙarfe a cikin taron ku{4}}daga saiti da tasha zuwa hinges da brackets.
Joyear MetalworkISO 9001:2015 da ISO 14001:2004 ƙwararren ƙwararrun masana'antun ƙarfe ne tare da gogewar sama da shekaru 15 da ke samar da ingantattun abubuwan ƙarfe{5} don sarrafa kayan, kayan lantarki, motoci, da masana'antar gini. Kayan aikin mu na murabba'in mita 5,{8} yana samar da ingantattun tambari, ƙirƙira, da kuma kammala kayan aikin da ƙwararrun ma'aikata 300+ ke sarrafa su.
Abubuwan da suka dace da mu sun haɗa da:
- Copper gami da daidaitaccen stampingdon na'urorin lantarki na al'ada da abubuwan haɗin ƙwanƙwasa na musamman tare da madaidaicin juzu'i mai girma
- Samfurin zanen karfe stampingdon saurin ci gaba namadaidaicin hawa na al'ada, cibiyoyi, da kayan ɗaure
- 72-inch bakin karfe piano hingesda ci gaba da mafita na hinge da aka ƙirƙira daga babban bakin karfe{0}maki don dorewa, dogon taro mai dorewa{1} akan shingen masana'antu da kayan aiki
- Cikakken goyon bayan OEM/ODMdaga ƙirar haɗin gwiwa ta hanyar samar da ƙararrawa, tare da tsauraran kula da ingancin tabbatar da kowane bangare ya dace da daidaiton ƙarfi da ƙa'idodin aiki
Ko kuna buƙatar daidaitattun abubuwan da aka haɗe da hatimi, lalata{1}sheet karfe enclosures, ko kayan haɗin ƙarfe na al'ada da aka tsara don aiki tare da manyan tsare-tsare masu ƙarfi{0}, ƙungiyar injiniyoyinmu suna tabbatar da ƙera sassan ku zuwa daidaitattun ma'auni da kuke tsammani daga na'urorin ku na masana'antu.
Kammalawa
To menene mafi ƙarfi saitin dunƙule? Ga mafi yawan aikace-aikacen masana'antu, mafi ƙarfi madaidaicin saiti wanda za ku iya tantancewa shine asa 12.9 gami karfe hex soket mazugi batu saita dunƙule. Wannan haɗin yana ba da mafi girman ƙarfin abu, mafi girman juzu'i{1}tsarin tuƙi, da mafi girman ma'aunin kulle-kulle na inji wanda ake samu a cikin jama'a{2}}asashen masana'anta.
Don aikace-aikacen da ke buƙatar juriya na lalata, A4{3}} 80 bakin karfe ko 17-4 PH saitin sukurori sune mafi ƙarfi zaɓuɓɓuka. Don mahalli masu yuwuwar girgiza, haɓaka zuwa wuraren ƙoƙon knurled tare da makullin zaren. Kuma ga cikakken iyakar karfin watsawa, babu abin da ya bugi madaidaicin karen saita dunƙule tsuntsu a cikin rami da aka haƙa da kyau.
Ka tuna cewa ƙarfi shine tsarin tsarin, ba kawai ƙimar kayan abu ba. Mafi ƙarfi saitin dunƙule a duniya zai gaza idan girmansa ba daidai ba, shigar da shi ba daidai ba, ko kuma ya dace da salon maki mara kyau na aikace-aikacen. Ta hanyar fahimtar maki maki, injin tuƙi, da ma'ana geometry, zaku iya zaɓar saitin sukurori waɗanda ke riƙe da dogaro a ƙarƙashin mafi ƙarancin yanayin aiki.
Don ingantattun abubuwan ƙarfe na ƙarfe da mafita na ɗauri na al'ada da aka ƙera don daidaiton aiki da dorewa, bincika ƙarfin masana'anta aJoyear Metalworkkuma nemi shawara don aikinku na gaba.
