A lokacin bincikena na kayan aikin masana'antu da adaftar, na gamu da wani abu mai ban sha'awa: SAE da zaren NPT.Yi la'akari da su a matsayin taurarin bayan fage a cikin injin mu.Suna iya kama da kama da kallon farko, amma a zahiri sun bambanta sosai ta yadda aka tsara su, yadda suke aiki, da yadda suke rufe abubuwa.Ina matukar farin cikin raba tare da ku abin da na koya game da waɗannan zaren.Bari mu nutse mu gano abin da ya bambanta su da kuma dalilin da yasa kowannensu yana da mahimmanci don sa injinan mu suyi aiki mafi kyau kuma suna dadewa.
Fahimtar Zaren SAE
Ma'anar da Nau'ukan da Halaye na Zaren SAE
Zaren SAE madaidaicin zaren da aka yi amfani da su sosai a cikin masana'antar kera motoci da na'urorin lantarki.Waɗannan zaren suna bin ƙa'idodin da Societyungiyar Injiniyoyi na Motoci (SAE) ta gindaya.Akwai nau'ikan Zaren SAE daban-daban, amma mafi yawanci shine Madaidaicin O-Ring Boss (ORB).Wannan nau'in yana da madaidaicin zaren da kuma O-ring da aka ƙera don ƙirƙirar hatimi.Ma'aunin kayan aiki na bututun SAE J514 yana zayyana ƙayyadaddun abubuwan waɗannan zaren.
Halayen zaren SAE sun haɗa da:
l Diamita na Uniform don takamaiman masu girma dabam
l Madaidaicin ƙira wanda ke ba da damar yin amfani da zoben O-ring
l Daidaitawa tare da ma'aunin SAE J518 don kayan aikin flange
Aikace-aikace da dacewa a cikin Hydraulics
A cikin hydraulics, zaren SAE suna da mahimmanci.Suna tabbatar da haɗin kai ba tare da yatsa ba a cikin tsarin matsa lamba.Kayan aiki na O-Ring Boss suna da dacewa musamman saboda suna iya ɗaukar nau'ikan ruwan ruwa mai yawa ba tare da zubewa ba.Mai Haɗin Namiji na SAE da Mai Haɗin Mata na SAE suna da alaƙa a Haɗa kayan aikin SAE don ƙirƙirar tsari mai ƙarfi.
Aikace-aikace sun haɗa da:
l famfo na hydraulic
l Bawuloli
l Silinda
Waɗannan zaren suna kiyaye amincin tsarin ta hanyar hana zubar ruwa, wanda ke da mahimmanci don aminci da inganci.
Girman Zaren SAE da Ganewa
Gano girman zaren SAE mai sauƙi ne.Ana tsara kowane zaren da lambar dash (misali, -4, -6, -8) wanda yayi daidai da girman zaren a cikin goma sha shida na inci.Misali, girman zaren -8 yana nufin diamita zaren shine 8/16 ko 1/2 inch.
Don gano zaren SAE:
1. Auna diamita na waje na zaren namiji ko diamita na ciki na zaren mace.
2. Ƙidaya adadin zaren kowane inch (TPI).
Ma'auni na SAE J518, tare da ka'idodin duniya kamar DIN 20066, ISO/DIS 6162, da JIS B 8363, yana ba da cikakken jagora don Girman Girman Zare na SAE kuma ya haɗa da cikakkun bayanai kamar ma'aunin matsi na flange da ma'auni masu dacewa.
A taƙaice, zaren SAE suna da alaƙa da tsarin hydraulic, yana tabbatar da hatimin abin dogaro da inganci.Madaidaitan girman su da nau'ikan su, kamar Madaidaicin Zaren O-Ring Boss, ya sa su zama zaɓi don ƙwararru a cikin masana'antar.Fahimtar waɗannan zaren yana da mahimmanci ga duk wanda ke ma'amala da kayan aikin hydraulic da adaftar.
Cikakken Jagora ga Girman Zaren SAE da ƙayyadaddun bayanai
Bayanin Charts na Zaren SAE da Ma'auni
Lokacin da muke magana game da sigogin zaren SAE, muna magana ne akan tsarin da ke rarraba girma da ma'aunin zaren da ake amfani da su wajen haɗa bututun ruwa da kayan aiki.Nau'in Zaren SAE wani muhimmin abu ne don tabbatar da amintaccen haɗin gwiwa mara ɗigo a cikin tsarin injin ruwa.Ba kamar zaren NPT ko zaren bututu na ƙasa ba, waɗanda ke da ƙirar ƙira, zaren SAE galibi suna madaidaiciya kuma suna buƙatar O-ring don kafa hatimin ruwa.
Ƙayyadaddun Masu Haɗi na Maza da Mata na SAE
Ga waɗanda kuke aiki tare da SAE Male Connector da SAE Female Connector sassa, yana da mahimmanci don fahimtar ƙayyadaddun su.Mai Haɗin Namiji na SAE yawanci yana da zaren waje, yayin da mai haɗin mata na SAE ya zo tare da zaren ciki, wanda aka tsara don haɗawa da juna.Lokacin haɗa kayan aikin SAE, yana da mahimmanci a daidaita kayan maza da mata daidai don hana yadu da tabbatar da kyakkyawan aiki.
l SAE Male Connector : Zaren waje, wanda aka yi amfani da shi tare da O-Ring Boss da tsarin manne flange .
l SAE Mai Haɗin Mata : Zaren ciki, mai jituwa tare da masu haɗin maza kuma an tsara shi don ƙirƙirar amintaccen dacewa.
Bincike mai zurfi na SAE 45° Flare Thread Dimensions
SAE 45 ° Flare Thread shine takamaiman nau'in dacewa da aka yi amfani da shi a cikin aikace-aikacen hydraulic daban-daban.An daidaita girmansa don tabbatar da daidaito da aminci.Matsakaicin kusurwa mai digiri 45 yana da mahimmanci yayin da yake ba da izinin rufe ƙarfe-zuwa-karfe, tare da hura wutar hancin da ya dace na namiji yana matsawa da bututun da ya dace da mace.Wannan zane yana kawar da buƙatar ƙarin hanyoyin rufewa kamar PTFE (Polytetrafluoroethylene) tef ko mahadi.
l Bolt Sizes : Daidaitacce don amfani tare da SAE J518 , DIN 20066 , ISO/DIS 6162 , da JIS B 8363.
l O Ring : Mahimmanci don ƙirƙirar hatimi tare da madaidaiciyar Zaren O-Ring Boss kayan aiki.
SAE 45° Flare - SAE J512 Matsakaicin Girma
NAMIJI THREAD OD & PITCH | GIRMAN DASH | NAMIJI THREAD OD | ID AZAR MACE | GIRMAN TUBE |
inch - TPI |
| mm | inci | mm | inci | inci |
5/16 - 24 | -05 | 7.9 | 0.31 | 6.8 | 0.27 | 1/8 |
3/8 - 24 | -06 | 9.5 | 0.38 | 8.4 | 0.33 | 3/16 |
7/16 - 20 | -07 | 11.1 | 0.44 | 9.9 | 0.39 | 1/4 |
1/2 - 20 | -08 | 12.7 | 0.50 | 11.4 | 0.44 | 5/16 |
5/8 - 18 | -10 | 15.9 | 0.63 | 14.2 | 0.56 | 3/8 |
3/4 - 16 | -12 | 19.1 | 0.75 | 17.5 | 0.69 | 1/2 |
7/8 - 14 | -14 | 22.2 | 0.88 | 20.6 | 0.81 | 5/8 |
1.1/16 - 14 | -17 | 27.0 | 1.06 | 24.9 | 0.98 | 3/4 |
SAE 45º INVERTED FLARE - SAE J512 Matsakaicin Girma
NAMIJI THREAD OD & PITCH | GIRMAN DASH | NAMIJI THREAD OD | ID AZAR MACE | GIRMAN TUBE |
inch - TPI |
| mm | inci | mm | inci | inci |
7/16 - 24 | -07 | 11.1 | 0.44 | 9.9 | 0.39 | 1/4 |
1/2 - 20 | -08 | 12.7 | 0.50 | 11.4 | 0.45 | 5/16 |
5/8 - 18 | -10 | 15.9 | 0.63 | 14.2 | 0.56 | 3/8 |
11/16 - 18 | -11 | 17.5 | 0.69 | 16.0 | 0.63 | 7/16 |
SAE PILOT O RING SEALS Matukin Jirgin Sama Namiji Swivel Zaren Dimensions
NAMIJI THREAD OD & PITCH | GIRMAN DASH | NAMIJI THREAD OD | ID AZAR MACE | GIRMAN TUBE |
inch - TPI |
| mm | inci | mm | inci | inci |
5/8 - 18 | -10 | 15.9 | 0.63 | 14.2 | 0.56 | -6 |
3/4 - 18 | -12 | 19.0 | 0.75 | 17.8 | 0.70 | -8 |
7/8 - 18 | -14 | 22.2 | 0.88 | 20.6 | 0.81 | -10 |
Pilot Mace Swivel Threads Dimensions
NAMIJI THREAD OD & PITCH | GIRMAN DASH | NAMIJI THREAD OD | ID AZAR MACE | GIRMAN TUBE |
inch - TPI |
| mm | inci | mm | inci | inci |
5/8 - 18 | -10 | 15.9 | 0.63 | 14.2 | 0.56 | -6 |
3/4 - 16 | -12 | 19.0 | 0.75 | 17.5 | 0.69 | -8 |
3/4 - 16 | -12 | 19.0 | 0.75 | 17.5 | 0.69 | -8 |
Nemo Zaren NPT
Menene NPT Threads?– Bayanin Bayani
Zaren NPT, ko Zaren Bututun Ƙasa, nau'in zaren dunƙule ne da aka saba amfani da shi don rufe haɗin gwiwar bututu.Wannan ƙirar tana tabbatar da haɗin da ba ta da ɗigowa saboda bayanan da aka ɗora, wanda ke daɗa matsewa yayin da ake zaren abin da ya dace a cikin bututu.Taper yana haifar da hatimi ta hanyar matse zaren tare, sau da yawa ana inganta shi tare da aikace-aikacen tef ɗin PTFE ko ma'auni don cike kowane rata.
Cikakken Jadawalin Girman Zaren NPT
Lokacin ma'amala da zaren NPT, ma'auni daidai suna da mahimmanci.Anan ga sassaukan taswirar ma'aunin zaren NPT:
NPT THREAD GIRMAN & PITCH | GIRMAN DASH | NAMIJI KARAMIN OD | ID AZAR MACE |
inch - TPI |
| mm | inci | mm | inci |
1/8 - 27 | -02 | 9.9 | 0.39 | 8.4 | 0.33 |
1/4 - 18 | -04 | 13.2 | 0.52 | 11.2 | 0.44 |
3/8 - 18 | -06 | 16.6 | 0.65 | 14.7 | 0.58 |
1/2 - 14 | -08 | 20.6 | 0.81 | 17.8 | 0.70 |
3/4 - 14 | -12 | 26.0 | 1.02 | 23.4 | 0.92 |
1 – 11.1/2 | -16 | 32.5 | 1.28 | 29.5 | 1.16 |
1.1/4 - 11.1/2 | -20 | 41.2 | 1.62 | 38.1 | 1.50 |
1.1/2 - 11.1/2 | -24 | 47.3 | 1.86 | 43.9 | 1.73 |
2 – 11.1/2 | -32 | 59.3 | 2.33 | 56.4 | 2.22 |
2.1/2 - 8 | -40 | 71.5 | 2.82 | 69.1 | 2.72 |
3 – 8 | -48 | 87.3 | 3.44 | 84.8 | 3.34 |
Zaren NPT a cikin Aikace-aikacen Masana'antu
Zaren NPT suna da alaƙa a cikin saitunan masana'antu daban-daban.Ana samun su sau da yawa a cikin tsarin da ke sarrafa ruwan ruwa inda amintacce, hatimi mai matsa lamba ya zama dole.Ana amfani da adaftar NPT don haɗa hoses da bututu masu girma dabam ko don canzawa daga wasu nau'ikan zaren, kamar nau'in zaren SAE, zuwa NPT.Lokacin haɗa kayan aikin SAE, waɗanda zasu iya amfani da tsarin Madaidaicin O-Ring Boss, adaftan suna tabbatar da dacewa tare da abubuwan da aka zaren NPT.
Gano Girman Zaren NPT da Ma'auni
Don gano zaren NPT, kuna buƙatar sanin duka diamita na waje da adadin zaren kowane inch.Ga jagora mai sauri:
1. Auna diamita na waje na zaren namiji ko diamita na ciki na zaren mace.
2. Ƙididdige adadin kololuwar zaren a cikin tazarar inci ɗaya don tantance TPI.
3. Kwatanta waɗannan ma'auni tare da daidaitaccen ginshiƙi na NPT don nemo madaidaicin girman NPT.
Yana da mahimmanci a lura cewa zaren NPT yana buƙatar haɗin kai mai dacewa don cimma daidaito mai inganci.Wannan yana nufin dole ne a dunƙule zaren namiji da na mace tare sosai don hana yaɗuwa, amma ba maƙarƙashiya ba don yin lahani.
Binciken Kwatancen na SAE vs. NPT Threads
Zane Zane: Madaidaici vs. Tapered
Lokacin yin nazarin nau'in SAE Thread da NPT Thread, babban bambanci yana bayyana a cikin ƙirar su.Zaren SAE, musamman Madaidaicin Zaren O-Ring Boss, ana siffanta su da tsarin zaren madaidaiciyar su.Wannan zane yana ba da damar yin daidaitattun diamita a ko'ina cikin tsayin zaren.Sabanin haka, National Pipe Tapered Threads (NPT) suna nuna madaidaicin bayanin martaba, suna raguwa yayin da suke ci gaba tare da layin zaren.
l SAE : Madaidaicin zaren, diamita iri ɗaya.
l NPT : Tapered zaren, diamita yana raguwa tare da zaren.
Dabarun Rubutu: O-Ring vs. Taper da Sealants
Rufe mutunci yana da mahimmanci wajen hana yadudduka.Mai Haɗin Namiji na SAE da Mai Haɗin Mata na SAE galibi suna ɗaukar zobe na O-don ƙirƙirar hatimi.Wannan O-Ring yana zaune a cikin wani rami kuma yana matsawa akan matsawa, yana samar da shinge ga ɗigogi.A halin yanzu, ƙira ɗin zaren NPT ɗin yana buƙatar wata hanya ta daban.Taper yana ba da damar zaren don dacewa da su sosai yayin da ake murƙushe su, ƙirƙirar haɗin ruwa.Don haɓaka wannan tasirin, tef ɗin PTFE (Polytetrafluoroethylene) ko wani fili mai ɗaukar hoto yawanci ana amfani da zaren NPT.
l SAE : Yana amfani da O-Ring don rufewa.
l NPT : Ya dogara da ƙirar da aka ƙera da ƙarin maƙallan don haɗin da ba shi da ruwa.
Fa'idodin yanayi: Lokacin amfani da SAE ko NPT
Zaɓin tsakanin kayan aikin SAE da NPT sau da yawa ya dogara da takamaiman aikace-aikacen da ka'idojin masana'antu.Ana amfani da kayan aikin bututu na SAE J514 sosai a cikin tsarin hydraulic saboda ingantattun hanyoyin rufe su da kuma iya jure matsanancin matsin lamba.An tsara su don saduwa da ma'auni irin su SAE J518, DIN 20066, ISO / DIS 6162, da JIS B 8363. Wadannan kayan aiki suna da kyau don ƙirƙirar haɗin gwiwa mai dogara lokacin sarrafa ruwa mai ruwa.
NPT kayan aiki, a gefe guda, ana samun su sau da yawa a cikin aikin famfo da tsarin iska.Ma'auni na Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙasa ta Amirka (ANSI/ASME B1.20.1) shine ma'auni na gama gari don waɗannan zaren da aka ɗora.NPT adaftan sun dace da aikace-aikace inda madaidaiciyar zaren ba lallai ba ne ko kuma inda amfani da O-Ring ba zai yiwu ba.
l SAE : An fi so don tsarin hydraulic mai girma.
l NPT : Na kowa a cikin aikin famfo da ƙananan matsa lamba.
Mafi Kyawun Ayyuka don Shigar da Saƙon Zare na SAE da NPT
Lokacin haɗa kayan aikin SAE, daidaito shine maɓalli.Fara da zabar Madaidaicin Mai Haɗin Namiji na SAE ko SAE Mai Haɗin Mata.Tabbatar da dacewa tare da ma'auni kamar SAE J518, DIN 20066, ko ISO/DIS 6162. Don dacewa mai dacewa, yi amfani da O-zobe da matsi na flange.Daidaita girman kusoshi tare da ƙayyadaddun ƙayyadaddun bayanai don guje wa tsige zaren.
Haɗin zaren NPT, ƙarƙashin ANSI/ASME B1.20.1, suna buƙatar wata hanya ta daban.Aiwatar da tef ɗin PTFE ko madaidaicin madaidaicin madauri zuwa MPT don tabbatar da hatimin ruwa saboda ƙirar da aka yi musu.Ka guji yin tauri;yana iya haifar da tsagewa ko lalata zaren.
Kulawa da magance matsalolin gama gari
Binciken na yau da kullun yana da mahimmanci ga tsarin hydraulic.Nemo alamun lalacewa akan kayan aikin bututu na SAE J514 da adaftar NPT.Idan leken asiri ya faru, duba O-Ring Boss kuma musanya shi idan ya lalace.Don batutuwan zaren NPT, bincika idan tef ɗin PTFE yana buƙatar sake aikace-aikacen.Koyaushe samun kayan aikin kulawa da hannu tare da kayayyakin O-zobba, fili mai sila, da tef ɗin PTFE.
Tabbatar da Tsawon Rayuwa da Ingantacciyar Aiki a Tsarin Ruwa
Don kiyaye amincin tsarin, bi waɗannan matakan:
1. Yi amfani da madaidaitan ruwan ruwa na ruwa.
2. Tsara jadawalin bincike na yau da kullun na duk haɗin gwiwa.
3. Sauya abubuwan da aka sawa nan da nan.
4. A kiyaye bututun da aka zare da kayan aikin bututu mai tsabta daga tarkace.
5. Saka idanu don canje-canje a aikin tsarin.
Ta bin waɗannan jagororin, za ku iya tabbatar da haɗin kai mara ɗigo da tsawaita rayuwar tsarin injin ku.Ka tuna, daidaitaccen nau'in SAE Thread ko zaɓin NPT na iya yin duk bambanci wajen ƙirƙirar ingantaccen hatimi mai dorewa.
Kammalawa
Mun bincika nuances na zaren SAE da NPT.Don sake sakewa, an tsara zaren SAE don tsarin hydraulic, yana nuna zaren madaidaiciya tare da O-zobe don rufewa.Mai Haɗin Namiji na SAE da Mai Haɗin Mata na SAE suna taka muhimmiyar rawa wajen tabbatar da haɗin kai marar yabo.A gefe guda kuma, zaren NPT, ko zaren bututun bututu na ƙasa, suna da ƙirar ƙira wanda ke haifar da hatimi ta hanyar matsananciyar dacewa, galibi ana haɓakawa da tef ɗin PTFE ko fili mai ɗaukar hoto.
Fahimtar bambance-bambance yana da mahimmanci.Nau'in Zaren SAE, irin su Madaidaicin O-Ring Boss da aka samu a cikin kayan aikin bututun SAE J514, dogara ga zoben O-domin ƙirƙirar hatimi mai tsaro.Sabanin haka, zaren NPT, wanda ya dace da ANSI/ASME B1.20.1, ƙirƙirar hatimi ta hanyar tsangwama tsakanin zaren.
Zaɓin nau'in zaren daidai ba za a iya wuce gona da iri ba.Rashin daidaituwa na iya haifar da ɗigogi, rugujewar tsarin, da kuma ƙara ƙarancin lokaci.Alal misali, lokacin da ake haɗa kayan aikin SAE zuwa tsarin na'ura mai aiki da karfin ruwa, tabbatar da dacewa tare da ma'auni kamar SAE J518, DIN 20066, ISO/DIS 6162, ko JIS B 8363. Wadannan ka'idodin suna magana da ma'auni, ciki har da ma'auni masu girma da flange clamp bukatun, tabbatar da wani amintacce kuma dacewa dacewa.
A cikin daular na'ura mai aiki da karfin ruwa kayan aiki, SAE Thread Type sau da yawa musanya tare da O-Ring Boss sadarwa, yayin da NPT zaren ya zama gama gari a general aikace-aikace na famfo.Lokacin amfani da adaftan NPT a cikin tsarin da aka ƙera don ma'auni na SAE, kula da hanyoyin rufewa daban-daban.O-ring yana ba da daidaitaccen haɗin ruwa a cikin tsarin SAE, yayin da ƙirar da aka ɗora a cikin tsarin NPT yana buƙatar haɗin zaren a hankali don cimma haɗin da ba shi da ruwa.
A ƙarshe, amincin haɗin haɗin ku-ko sun haɗa da bututu mai zare, kayan aikin bututu, ko kayan aikin na'ura mai amfani da ruwa - yana rataye akan daidaitaccen ganewa da aikace-aikacen Sae Thread Type ko NPT Thread.Koyaushe koma zuwa matsayin masana'antu, kamar waɗanda aka ambata, don jagorantar zaɓinku.Ka tuna, nau'in zaren da ya dace ba wai kawai yana tabbatar da dacewa ba amma yana kula da inganci da amincin tsarin ku duka.
