Ne míeƒo nu tso hose kple tube fittings ƒe xexe si me nu vovovowo le ŋu la, ka ƒomevi vovovo siwo li la ate ŋu agbɔ eme ŋutɔ. Ele abe tsitretsitsi ɖe ʋuʋudedi si me ʋuʋudedi le me ene, eye wo dometɔ ɖesiaɖe ƒe kɔkɔme kple goglome le etɔxɛe, eye wòle eɖokui biam be mɔ ka dzie woato aɖo afisi sɔ pɛpɛpɛ hã. Le nyati sia me la, dzi le dzɔyem be maɖe nya ɣaɣla si le ka siawo me la me na wò. Míadze egɔme kple ŋgɔdonya vevi aɖe le nusiwo kawo nye ŋu - spiral grooves vevi mawo siwo wɔa nuts, bolts, kple fittings siwo wɔa dɔ le mɔ̃ manyaxlẽwo kple gbesiagbe nuawo me.
Le mɔzɔzɔ sia me la, míadzro ka ƒomevi veviawo me, abe BSPP, UN/UNF, kple metric parallel threads ene, eye míaku nu me le ka siwo le tapered me ƒe xexeame ŋu, siwo dometɔ aɖewoe nye Metric Tapered, BSPT, kple NPT/NPTF threads. Esiawo gɔmesese akpe ɖe ŋuwò nàwɔ tiatia siwo me ga mele o eye wosɔ wu, si ana kakaɖedzi nanɔ ŋuwò eye nàxe mɔ ɖe dɔmawɔmawɔ nyuie nu le wò dɔwo me. Eyata, mina míadze thread adventure sia gɔme eye míake ɖe nusi sɔ pɛpɛpɛ na wò hiahiãwo ŋu!
Kawo Gɔmesese: Gɔmeɖosewo Kple Vevienyenye .
Ne míele nu ƒom tso threads ŋu la, míele nu ƒom tso helical structure si wozãna tsɔ trɔna le rotational kple linear movement alo force dome ŋu. Kawo le afisiafi! Kpɔ gavi siwo lé wò kplɔ̃ ɖe wo nɔewo ŋu, wò tsigoe ƒe nutsyɔnu, alo akaɖi si le wò akaɖi me gɔ̃ hã. Wo katã woɖoa ŋu ɖe ka ŋu be woanɔ teƒea eye woawɔ dɔ nyuie.
Ka ƒe gɔmesese .
Ka nye togbɛ si me womeɖea nu le o si le tsatsam le anyigba si le abe ʋuƒo ene alo esi le abe ʋuƒo ene ŋu. Aɖaŋu sia wɔnɛ be woate ŋu aƒo akpa aɖewo nu ƒu nyuie. Kpɔe ɖa le susu me be atrakpui aɖe si le abe ʋuƒo ene si wotsɔ blaa sɔti aɖee—alesi ka aɖe le le gavi alo gavi dzi.
Akpa si threads wɔna le gbesiagbedɔwo me .
Kawo le vevie ŋutɔ elabena wozãa wo le dɔ manyaxlẽ siwo kpɔa ŋusẽ ɖe míaƒe gbesiagbegbenɔnɔ dzi me. Woawoe nye kalẽtɔ siwo le vɔvɔli me, eye wokpɔa egbɔ be nuwo megadze anyi o. Nusita wole vevie alea gbegbee nye esi:
l Nuwo Léle Ðe Go : Tso xɔmenuwo dzi va ɖo mɔ̃wo dzi la, wozãa ka le ka siwo wotsɔ blaa nu abe gaviwo kple gaviwo ene me be woatsɔ abla wo ɖe wo nɔewo ŋu nyuie.
l Fluid Control : Le Fluid-Power Industry me la , kawo kpɔa egbɔ be pɔmpi kple tube fittings medona o, si le vevie na ɖoɖo siwo tsɔa tsi, ami, alo gas.
l Precision in devices : Le mɔ̃ siwo sɔ pɛpɛpɛ me, abe le atikewɔnuwo me ene la, alesi ka ƒe lolome sɔ pɛpɛpɛ be woakpɔ egbɔ be wowɔ dɔ nyuie eye wole dedie.
Ka ƒomevi siwo bɔ .
Ka geɖewo li ƒomevi vovovo , wo dometɔ ɖesiaɖe kple eƒe dɔwɔwɔ kple nɔnɔme tɔxɛwo. Anye ʋɛ aɖewoe nye esi:
L American Pipe Threads : Wozãa esiawo le Dziehe Amerika hena pɔmpi ƒe kadodowo nutrenu.
l SAE Unified Threads : Dzidzenu aɖe na ka si wotsɔna ƒoa ka si wozãna zi geɖe le ʋuwɔƒewo.
L Metric ISO Thread : Metric thread ƒe dzidzenu si wozãna le afisiafi le dukɔwo dome.
Ka ƒe dzesidede .
Be nàde dzesi ka la , ahiã be nànya dzidzenu vevi ʋɛ aɖewo:
L Major Diameter : gotagome didime gãtɔ kekeake . ƒe Ŋutsu ƒe ka .
l Minor diameter : didime suetɔ kekeake, si wokpɔna le te . ka ƒe ʋuƒoa .
l Pitch Diameter : Esia nye tsilindo si wosusu be etoa ŋutsu ka ƒe ta me ƒe ka ƒe kple ka ƒe ʋuƒo ƒe didime . ƒe nyɔnu ka .
Ka ƒe dzesidede ate ŋu anye ayemɔ, gake dɔwɔnuwo abe pitch gauge ene ate ŋu akpe ɖe ŋuwò. Dɔwɔnu sia dzidzea ka ƒe kɔkɔme , si nye didime si tso ka ɖeka ƒe ta dzi va ɖo esi kplɔe ɖo le axial plane me ..
Nusita ka ƒe nɔnɔme le vevie .
Ka ƒe geometric parameters ɖea eƒe ŋusẽ kple dɔwɔwɔ gɔme. Thread features abe tooth angle kple thread pitch enee afia alesi ka la alé nyuie kple ŋusẽ si wòate ŋu atsɔ. Le kpɔɖeŋu me, gavi si wotsɔ ka eve ƒo la adzi ɖe edzi kabakaba wu gavi si wotsɔ ka ɖeka ƒoe zi gbɔ zi eve na tɔtrɔ ɖesiaɖe, si ana mɔ̃ɖaŋununya ƒe viɖe ..
Ka ƒomeviwo tsitotsito .
l Parallel thread kple tapered thread nye hatsotso vevi eve. Ka siwo sɔ kple wo nɔewo la léa woƒe didime ma ke ɖe te le goawo katã me, esime ka siwo le sue ŋutɔ la le kpuie, si kpena ɖe ame ŋu le nutrenu siwo le sesẽm wu wɔwɔ me.
l Nuɖusi me kawoe nye esiwo bɔ wu, afisi tɔtrɔ ɖe gaƒoɖokui ƒe mɔnu ŋu sesẽa ka la le. Miamekawo sesĩe le mɔ si to vovo na ema nu. mebɔ o eye woblaa wo
gɔmesese Kawo kple woƒe geometri ƒe nɔnɔmewo le vevie elabena woawoe nye nu geɖe siwo ƒo xlã mí ƒe xɔtunuwo. Tso ɖevi ƒe fefenu ƒe akpa aɖewo léle ɖe te dzi va ɖo yameʋu ƒe dedienɔnɔ dzi kpɔkpɔ dzi la, kaawo wɔa akpa vevi aɖe le míaƒe xexeame. Esi míele ƒe nɔnɔme tɔxɛwo me dzrom la ka , ɖo ŋku edzi be ŋusẽ le spiral sue siawo ŋu le woƒe vevienyenye me.
Kawo ƒe hatsotsowo me toto .
Mounting vs. transmission vs. ʋuɖoɖo ƒe ka .
Ne wole nu ƒom tso thread ƒomeviwo ŋu la, ele vevie be woase woƒe dɔ vevitɔwo gɔme.
ka siwo wotsɔna ɖoa wo dzi zi geɖe tsɔ léa akpa vovovoawo ɖe te. Wozãa Bu gavi siwo le kɔmpiuta dzi ŋu kpɔ; Wotrɔ asi le wo ŋu be woalé woƒe akpa aɖewo ɖe te.
Gbeƒãɖeɖe ka , le go bubu me la, nye nu vevi aɖe le ɖoɖo siwo ɖoa ŋusẽ gbɔ me. Wokpɔa ka siawo le mɔ̃wo ƒe lead screws me, afisi woƒe geometry ɖea mɔ be woatrɔ asi le tɔtrɔ ƒe ʋuʋu wòazu fli ƒe ʋuʋu ŋu.
Ka siwo wotsɔna tsɔa amewoe la to vovo vie. Wowɔa akpa vevi aɖe le tsiŋusẽdɔwɔƒea . Wotrɔ asi le ka siawo ŋu be woawɔ nutrenu le pɔmpi kple tube ƒe nutunuwo me , si ana be tsi alo ya siwo le dedie eye wowɔa dɔ nyuie la nanɔ dedie. Wotrɔ asi le ka ƒomevi ɖesiaɖe ŋu le eƒe taɖodzinu tɔxɛ ta, eye ka ƒe dzesidede le vevie ŋutɔ le dɔwɔwɔwo me be woakpɔ egbɔ be wowɔ ɖeka kple wo nɔewo eye wowɔ dɔ.
ɖusime (RH) kple miame (LH) ka: Vovototowo kple wo zazã .
Woate ŋu ade kaawo hatsotsowo me abe ɖusime (RH) ka alo miame (LH) ka ene . Vovototoa le bɔbɔe gake wòle vevie ŋutɔ. RH kawo sesẽna ɖe gaƒoɖokui ƒe mɔ nu, si nye mɔfiame si wozãna ɖaa na ka siwo wotsɔ blaa nu akpa gãtɔ . Anɔ eme be RH ka anɔ gavi alo gavi ɖesiaɖe kloe si nèdoa goe la ŋu. Gake LH ka , le go bubu me la, woblaa wo sesĩe ɖe gaƒoɖokui dzi eye womebɔ o. Wozãa wo le nɔnɔme siwo me ŋusẽ siwo trɔna ate ŋu ana RH ka aɖe naɖiɖi, abe kekefɔkpa ƒe afɔti ƒe miame ene.
![Nuɖusi-Asi-kple-And-miame-Threads .]()
l ɖusime ka :
¡ Kpe ɖe gaƒoɖokui ŋu sesĩe .
¡ akpa gãtɔ ƒe Screw ka dɔwɔwɔwo .
l miame ƒe ka :
¡ Sesẽ ɖe gaƒoɖokui dzi sesĩe
¡ Dɔdamɔnu tɔxɛ siwo woatsɔ axe mɔ ɖe asiɖeɖe le nu ŋu nu .
Pipe threads: Nɔnɔmewo kple wo zazã .
Pipe threads va le ƒomevi vevi eve me: Tapered thread kple parallel thread . tapered threads , abe National Taper Pipe (NPT) ene , wowɔe be woatsɔ awɔ nutrenu to kaawo ŋutɔ dzi. Esi wole atsu kple nyɔnu ƒe kaawo lém sesĩe la, wowɔa nutrenu le nusi doa kplamatse nu la ta. Esia na wosɔ nyuie na dɔ siwo me ya alo tsiwo le le nyaƒoɖeamenu me.
Ka siwo sɔ kple wo nɔewo , abe British Standard Pipe Parallel (BSPP) ene , hiã nutrenu, abe nusi wotsɔna klɔa nu alo O-ring ene, be woakpɔ egbɔ be kadodo si me tsi mele o. Wozãa wo zi geɖe le nyaƒoɖeamenu siwo bɔbɔ ɖe anyi me kple afisiwo wòahiã be woaƒo kadodoa nu ƒu ahaɖe wo ɖa enuenu le.
![Tapered-thread-vs.-paralel-thread .]()
l ka siwo wotsɔ ƒo ƒu :
¡ Dukɔa ƒe Taper Pipe (NPT) .
Nutrenu si wokpɔ to ka ƒe nutete dzi .
Wozãnɛ le nyaƒoɖeamenu gã ƒe ɖoɖowo me .
l ka siwo sɔ kple wo nɔewo :
¡ British Standard Pipe Parallel (BSPP) .
Ebia nutrenu bubuwo .
Anyo na ƒoƒo ƒu enuenu/ɖe asi le eŋu .
T hread size matters eye ele vevie be woaɖo thread ƒomevi la nyuie be woakpɔ egbɔ be kadodoa ƒe blibonyenye. Eɖanye dɔwɔwɔ kple Amerikatɔwo ƒe pɔmpi ƒe , ka siwo nye SAE , alo metrik ISO ka o , nyuitɔ ka ƒe dzesidede ƒe ɖoɖo le vevie ŋutɔ. Dɔwɔnuwo abe pitch gauge kple caliper ene ateŋu akpeɖe dɔwɔwɔ sia ŋu, awɔ ɖe dɔwɔƒea ƒe dzidzenuwo dzi na ŋkɔ ƒe lolome ƒe nɔnɔmetata eye woakpɔ egbɔ be nyuitɔ ka ƒe nɔnɔme na dɔwɔwɔa.
ISO ka ƒomeviwo .
ISO Metric Thread (M): Nɔnɔmewo kple Dɔwɔwɔwo .
![600px-iso_and_uts_thread_dimensions.svg .]()
ISO metric thread, si woyɔna zi geɖe be M , nye xexeame katã ƒe ka ƒomevi aɖe . Wozãe le xexeame katã, enye ka si woɖo ɖe ɖoɖo nu hena taɖodzinu siwo le amewo katã si. Kɔkɔme ƒe didime kple didime gã nye nu vevi siwo le ka ƒomevi sia me, . metrik kaawo xɔ ŋkɔ le woƒe bɔbɔe kple ka ƒe dzesidede bɔbɔe ta ..
Dɔwɔwɔwo dometɔ aɖewoe nye: - Mɔ̃wo - Ʋudɔwɔƒewo - Nuƒlelawo ƒe Nuwo
Metric threads naa ŋusẽ kple versatility ƒe dadasɔ, si wɔe be wonye ka ƒomevi vevi siwo le wɔwɔ me la dometɔ ɖeka.
ISO metric Fine Thread (MF): Vovototoawo Gɔmesese .
ISO metrik ka nyui , alo MF , to vovo tso M ka si wozãna ɖaa le eƒe gbeɖiɖi ƒe kɔkɔme me gbɔ . Gbeɖiɖia ƒe kɔkɔme le nyuie wu, si fia be kaawo te ɖe wo nɔewo ŋu wu. Esia wɔnɛ be ka ƒe xexlẽme dzina ɖe edzi le didime ɖeka me. la Ka nyui naa tension dzi kpɔkpɔ nyuie wu eye wòsɔ nyuie na dɔwɔwɔ siwo me wòhiã be woawɔ nu pɛpɛpɛ le.
Vovototo vevi siwo le emee nye: - gbeɖiɖi ƒe kɔkɔme suetɔ - ka ƒe lolome si sesẽ wu - Ŋusẽ si lolo wu le do siwo me tap le me .
metrik ka nyuiwo zi geɖe le Wozãa tsi-ŋusẽ dɔwɔƒea kple le dɔ siwo hiã be woatrɔ asi le wo ŋu nyuie wu me.
Steel conduit thread (PG): ŋutinya kple fifi zazã .
gakpo si wɔa mɔ̃e si wotsɔa wotsɔ gakpo wɔe ŋu le ŋutinya me. Gɔmesese aɖe le Germany ye wòtso eye wozã elektrikŋusẽnamɔ̃wo le Europa katã le Europa katã. Egbea la, PG threads ƒe tɔxɛwo dɔ le elektrikdɔwɔƒewo, si kpɔa egbɔ be kadodo siwo le dedie eye kakaɖedzi le wo ŋu.
Fifia zazã lɔ: - Elektrikŋusẽ ƒe Dɔwɔnuwo - Conduit Systems - Instrumentation .
Togbɔ be le dzidzim ɖe edzi hã la , vovovowo ƒomevi ka , PG gakpɔtɔ le vevie le dɔwɔƒea ƒe dzidzenuwo kple domenyinu ƒe ɖoɖowo ta.
Trapezoidal thread (TR): aɖaŋuwɔwɔ kple dɔwɔwɔwo .
Trapezoidal thread , si woɖo be TR , ƒe dzesi enye eƒe aɖu ƒe nɔnɔme si nye trapezoidal. Aɖaŋu sia naa mɔ̃ɖaŋununya ƒe viɖe sesẽ aɖe , si wɔe be wòsɔ na agba kpekpewo kple lead screws le mɔ̃wo me.
Dɔwɔwɔwo dometɔ aɖewoe nye: - Ŋusẽ ƒe gbeƒãɖeɖe - Ʋuʋu ƒe tɔtrɔ tso tɔtrɔ yi fli me - Zãe le Vises kple Jacks me .
la Trapezoidal ka nye ka ƒomevi si bɔ ɖe ʋukuku ƒe ɖoɖowo wɔwɔ me. Eƒe geometry ɖea mɔ na agbawo mama ɖe teƒe si lolo wu, si doa ŋusẽ ka la ƒe anyinɔnɔ kple eƒe agbenɔƒe.
Le akpa sia katã me la, míeka asi ISO ka ƒomeviwo abe Metric ISO Thread , ISO Metric Fine Thread , kple bubuwo ŋu. Ele vevie be woaɖo ka la nyuie na dɔ si woɖo be woawɔ, abe alesi ka ƒe lolome le vevie ene . Dɔwɔnuwo abe pitch gauge kple caliper ene xɔ asi ŋutɔ na thread identification process , si kpɔa egbɔ be wowɔ ɖeka eye wowɔa dɔ le akpa siwo wotsɔ ka wɔe me ..
Amerikatɔwo ƒe ka ƒomeviwo .
Dukɔa ƒe ka si wotsɔ ƒo ƒu ɖekae (UNC) si wɔ ɖeka: numedzodzro kpui aɖe .
Ne míele nu ƒom tso Amerikatɔwo ƒe ka ƒomeviwo ŋu la , dukɔa ƒe ka si wotsɔ ƒo ƒu ɖekae si wɔ ɖeka , alo UNC , nye dometɔ ɖeka ka ƒomevi veviawo . Enye dzidzenu si ɖea helical structure na thread fasteners . gbeɖiɖi be Wonya UNC ɖe eƒe si keke wu ƒomevi bubuwo ta, si wɔe wòsɔ na zazã le mɔ vovovowo nu le nu vovovowo me. Thread ƒe lolome le vevie le afisia, eye UNC ƒe atsyã la na be womegatsoa ka kple ka o eye ewɔwɔ le bɔbɔe wu.
Unified National Fine Thread (UNF): Nu tɔxɛwo kple zazãwo .
Le go bubu me la, dukɔa ƒe ka nyui alo UNF le sue wu ƒe gbeɖiɖi ƒe didime . Esia fia be kaawo te ɖe wo nɔewo ŋu wu. Wozãa UNF zi geɖe ne ŋusẽ kple nyateƒetoto si de ŋgɔ wu hiã. Ebɔ ɖe tsi-ŋusẽdɔwɔƒea elabena ka siwo le nyuie wu la naa wosɔna nyuie wu eye wosɔna ɖe wo nɔewo nu. Ele vevie ŋutɔ be woaɖo ka la nyuie ne èle dɔ wɔm kple UNF be woakpɔ egbɔ be wowɔ ɖeka kple wo nɔewo eye wowɔ dɔ nyuie.
Unified National Special Thread (UNS): Nɔnɔme tɔxɛwo .
Ðekawɔwɔ Dukɔa ƒe Ka Tɔxɛ alo UNS nye Amerikatɔwo ƒe ka ƒomevi bubu si ɖe dzesi le eƒe tɔtrɔ ɖe nɔnɔme tɔxɛa ŋu ta. UNS menye nusi woɖo ɖe ɖoɖo nu abe UNC alo UNF ene o , si ɖea mɔ na ka ƒe kɔkɔme kple eƒe didime ƒe tɔtrɔ. Alesi woate ŋu atrɔ ɖe nɔnɔmewo ŋu alea la na UNS nye yiyi na dɔ tɔxɛ siwo me ka ƒe lolome siwo woɖo ɖi la mesɔ gbɔ o. Ka ƒe dzesidede na UNS bia be woadzidze nu pɛpɛpɛ, zi geɖe la, wozãa gbeɖiɖidzidzenu alo caliper ..
Dukɔa ƒe Taper Pɔmpi Kawo (NPT kple NPTF)
| Dash Size (Nyɔnu ƒe Agbɔsɔsɔ) | Ka ƒe kɔkɔme | Ŋutsu ka Od mm | ŋutsu ka od inches | nyɔnu ka ID mm | nyɔnu ka ID inches |
| -02 (1/8) . | 27 | 10.3 | 0.41 | 9.4 | 0.37 |
| -04 (1/4) . | 18 | 13.7 | 0.54 | 12.4 | 0.49 |
| -06 (3/8) . | 18 | 17.3 | 0.68 | 15.7 | 0.62 |
| -08 (1/2) . | 14 | 21.3 | 0.84 | 19.3 | 0.76 |
| -10 (5/8) | 14 | 22.9 | 0.90 | 21.1 | 0.83 |
| -12 (3/4) . | 14 | 26.9 | 1.06 | 24.9 | 0.98 |
| -16 (1) . | 111⁄2 . | 33.3 | 1.31 | 31.5 | 1.24 |
| -20 (1 1⁄4) . | 111⁄2 . | 42.2 | 1.66 | 40.1 | 1.58 |
| -24 (1 1⁄2) . | 111⁄2 . | 48.3 | 1.90 | 46.2 | 1.82 |
| -32 (2) . | 111⁄2 . | 60.4 | 2.38 | 57.9 | 2.29 |
**OD = gota didime ID = ememe ƒe didime .
Ne míeʋu yi Amerikatɔwo ƒe pɔmpi me kawo dzi la , dukɔa ƒe taper pipe threads le vevie ŋutɔ. Ƒomevi vevi evee li: NPT kple NPTF . Wo ame evea siaa nye tapered thread types si fia be wowɔa nutrenu abe alesi wole wo me sesĩe ene. NPT , alo National Taper Pipe , bɔ eye wòbia nutrenu bubuwo. Wotrɔ asi le NPTF , alo National Taper Pipe Dryseal , ŋu be wòawɔ nutrenu si me kɔ nyuie si me nutrenu bubuwo mele o. NPT kple NPTF le vevie le tsi-ŋusẽ dɔwɔƒea na hose fittings , tube fittings , kple pɔmpi ƒe kadodowo. Thread pitch gauge nye dɔwɔnu vevi aɖe na thread identification process le siaa me NPT kple NPTF systems .
siawo gɔmesese Amerikatɔwo ƒe ka ƒomevi nye nu vevi aɖe na dɔnyala bibiwo le dɔwɔƒe geɖe. SAE Unified Threads , siwo dometɔ aɖewoe nye UNC , UNF , kple UNS , kpakple NPT kple NPTF , wɔa akpa vevi aɖe le threaded fasteners kple fitting connections wɔwɔ me . nyuie Ka ƒe dzesidede kpɔa egbɔ be akpaawo sɔ nyuie eye wowɔa dɔ abe alesi woɖoe ene.
Britaintɔwo ƒe Whitworth ƒe ka .
Britaintɔwo ƒe Dzidzenu Whitworth Coarse (BSW/WW)
![Whitworth .]()
British Standard Whitworth Coarse (BSW) , si woyɔna zi geɖe be WW na Whitworth, nye ka ƒe nɔnɔmetata si me ŋutinya deŋgɔ le. Enye xexeame ƒe dzidzenu gbãtɔ si wozãna tsɔ ƒoa ka , si wɔ Joseph Whitworth le ƒe 1841. Aɖaŋua nye tɔtrɔ gã aɖe, si ɖo dzidzenu na ka siwo wotsɔ blaa nu ɖe Britain Fiaɖuƒea katã kple egodo. la va zu Whitworth ka dometɔ ɖeka ka ƒomevi vevitɔwo , si ƒe dzesi enye eƒe ka ƒe dzogoe si le dzidzenu 55 me kple eƒe ta kple ke goglowo. Ŋutinya me ka ƒe ɖoɖo sia ɖo gɔmeɖoanyi na ka ƒomevi geɖe siwo bɔ siwo míekpɔna egbea.
Britaintɔwo ƒe Standard Fine (BSF) .
Ne míeyi dzi la British Standard Fine (BSF) , ka ƒomevi sia nye BSW ƒe akpa si nyo wu koŋ. Le sue aɖe me gbeɖiɖi , si nye didime si le ka siwo te ɖe wo nɔewo ŋu dome la , woto BSF vɛ be wòana pɛpɛpɛ kple ŋusẽ si de ŋgɔ wu le dɔwɔwɔ siwo me ka ƒe lolome le vevie le me . la Diameter gã gakpɔtɔ le abe BSW ene, gake gbeɖiɖi si le nyuie wu la ɖea mɔ na ka geɖe wu le inch ɖeka me, si gɔmee nye be wosɔ nyuie wu, si le dedie wu. Wozãa BSF zi geɖe le ʋuwɔƒewo, afisi wowɔa nu pɛpɛpɛ le.
British Standard Pipe (BSP/G)
| Dash Agbɔsɔsɔme (ŋkɔ ƒe lolome) | Ka ƒe kɔkɔme | Ŋutsu ka od mm | ŋutsu ka od inches | nyɔnu ka ID mm | nyɔnu ka ID inches |
| -02 (1/8) . | 28 | 9.7 | 0.38 | 8.9 | 0.35 |
| -04 (1/4) . | 19 | 13.2 | 0.52 | 11.9 | 0.47 |
| -06 (3/8) . | 19 | 16.5 | 0.65 | 15.2 | 0.60 |
| -08 (1/2) . | 14 | 20.8 | 0.82 | 19.1 | 0.75 |
| -10 (5/8) | 14 | 22.4 | 0.88 | 20.3 | 0.80 |
| -12 (3/4) . | 14 | 26.4 | 1.04 | 24.6 | 0.97 |
| -16 (1) . | 11 | 33.0 | 1.30 | 31.0 | 1.22 |
| -20 (1 1⁄4) . | 11 | 41.9 | 1.65 | 39.6 | 1.56 |
| -24 (1 1⁄2) . | 11 | 47.8 | 1.88 | 45.5 | 1.79 |
| -32 (2) . | 11 | 59.7 | 2.35 | 57.4 | 2.26 |
British Standard Pipe (BSP) , si woyɔna hã be G , nye ƒomevi aɖe si sɔ kple wo nɔewo ƒomevi aɖe ka si wozãna zi geɖe le tsi-ŋusẽdɔwɔƒea . To vovo na taper threads la, BSP threads léa didime ɖeka me ɖe asi tso eƒe nuwuwu vaseɖe eƒe nuwuwu, si wɔe be wozua ka siwo sɔ kple wo nɔewo . Aɖaŋu sia le vevie ŋutɔ na hose fittings kple tube fittings , afisi nutrenu si mewɔa tɔtrɔ o le. wòhiã be woawɔ Wotsɔa BSP sɔna kple Amerikatɔwo ƒe pɔmpi ƒe kawo zi geɖe , gake womete ŋu trɔna ɖe wo nɔewo ŋu o le vovototo siwo le ka ƒe nɔnɔme kple gbeɖiɖi ƒe kɔkɔme me ta.
British Standard Pipe Taper (BPT/R)
| BSP Ka ƒe lolome | le gota | TPI |
| 1/16 inch bsp . | 7.7 mm / 0.304′′ . | 28 |
| 1/8 inch bsp . | 9.7 mm / 0.383′′ . | 28 |
| 1/4 inch bsp . | 13.16 mm / 0.518′′ . | 19 |
| 3/8 inch bsp . | 16.66 mm / 0.656′′ . | 19 |
| 1/2 inch bsp . | 20.99 mm / 0.825′′ | 14 |
| 5/8 inch bsp . | 22.99 mm / 0.902′′ | 14 |
| 3/4 inch bsp . | 26.44 mm / 1.041′′ . | 14 |
| 7/8 inch bsp . | 30.20 mm / 1.189′′ . | 14 |
| 1 inch bsp . | 33.25 mm / 1.309′′ . | 11 |
| 1-1/4 inch BSP . | 41.91 mm / 1.650′′ . | 11 |
| 1-1/2 inch bsp . | 47.80 mm / 1.882′′ . | 11 |
| 2 inch bsp . | 59.61 mm / 2.347′′ . | 11 |
| 2-1/4 inch BSP . | 65.71 mm / 2.587′′ | 11 |
| 2-1/2 inch BSP . | 75.18 mm / 2.96′′ . | 11 |
| 3 inch bsp . | 87.88 mm / 3.46′′ . | 11 |
| 4 inch bsp . | 113.03 mm / 4.45′′ | 11 |
| 5 inch bsp . | 138.43 mm / 5.45′′ | 11 |
| 6 inch bsp . | 163.83 mm / 6.45′′ | 11 |
Mlɔeba la, British Standard Pipe Taper (BPPT) , si wonya be R , nye ka si wotsɔna ƒoa ka na amewo le geɖe me pɔmpi ƒe kadodo . Taper la wɔa nutrenu to kaawo dzi zizi ɖe la ƒe ŋutsu ƒe ka me nyɔnu ka la , si wɔnɛ be tsi mate ŋu age ɖe eme o. BSPT bɔ ɖe vevietɔ tsi-ŋusẽdɔwɔƒea , afisi mɔxexe ɖe tsi si le dodom nu le vevie ŋutɔ. Dzogoe si le sue la kpɔa egbɔ be ka ɖesiaɖe sesẽ ɖe esi kplɔe ɖo me, si naa kadodo si ŋu kakaɖedzi le na pɔmpi ƒe , mɔ̃ , kple kadodo si sɔ ..
Le siawo dometɔ ɖesiaɖe me la, Britaintɔwo ƒe Whitworth ka , ka ƒe dzesidede le vevie ŋutɔ. dɔwɔnuwo abe pitch gauge alo caliper ene zi geɖe tsɔ Wozãa dea dzesi ka ƒomevi kple lolome. Gɔmesese le geometric parameters ŋu, tso ka siawo ƒe diameter gã dzi va ɖo pitch diameter dzi , le vevie na kakaɖedzi nana be woawɔ ɖeka eye woawɔ dɔ le threaded assemblies me. Eɖanye le ŋutinya me mɔ̃wo alo egbegbe zazã me o, Britaintɔwo ƒe dzidzenu ka siwo woɖo ɖi la gakpɔtɔ nye nu vevi aɖe na dɔwɔƒe vovovowo, wole tsitre ɖe ka ƒomevi vevi bubuwo abe ISO ka ƒomeviwo , metrik ISO ka , kple Amerikatɔwo ƒe ka ƒomeviwo ene ..
Pɔmpi ƒe ka .
Pipe threads gɔmesese le pɔmpiwo kple gas ɖoɖo me .
Pipe threads nye nu vevi aɖe le kakaɖedzi nana be kadodo siwo me tsi mele o me le pɔmpiwo kple gas ɖoɖo me. Wonyea akpa vevi aɖe le pɔmpiwo, ʋuƒo, kple nusiwo wotsɔna ƒoa nu ɖe nu ŋu ƒe ƒoƒo ɖekae me nyuie. Thread ƒe lolome le vevie le dɔ siawo me, elabena ele be wòawɔ ɖe ɖoɖoa ƒe sisi ƒe agbɔsɔsɔme kple nyaƒoɖeamenu ƒe nudidiwo dzi.
Tapered vs. conical pipe threads .
Ne míele nu ƒom tso pɔmpi ƒe ka ŋu la , zi geɖe la , míeƒoa nu tso ƒomevi vovovo eve ŋu: tapered thread kple conical thread . The tapered thread , si woyɔna hã be National Taper Pipe (NPT) , dzi ɖena kpɔtɔna vivivi tso eƒe nugbɔ ɖeka, si naa nutrenu si me kɔ la nɔa eŋu esime kaawo le dɔ wɔm. Conical threads sɔ gake woƒe nɔnɔme le abe cone vi aɖe ene, si na ŋusẽ geɖe wu kpe ɖe kadodoa ŋu.
ka siwo wotsɔna ƒoa pɔmpiwoe zi geɖe le Wozãa tsi-ŋusẽdɔwɔƒea . Wowɔa nutrenu to kaawo ƒe nutete me. Zi geɖe la, pɔmpi me dope alo Teflon tape wɔa dɔ abe nutrenu ene be woakpɔ egbɔ be kadodo si me tsi mele o.
Le go bubu me la, conical pipe threads mebɔ o gake wogale vevie kokoko. Zi geɖe la, wokpɔa wo le dɔ tɔxɛ aɖewo wɔwɔ me afisi nyaƒoɖeamenu kple mɔ̃ɖaŋununya ƒe ŋusẽ ƒe hiahiãwo sɔ gbɔ wu le.
De dzesi pɔmpi ƒe ka .
Ka ƒe dzesidede le vevie ŋutɔ le pɔmpi ƒe ɖoɖowo dzi kpɔkpɔ kple wo ƒoƒo ƒu me. afia ka ƒomevi kple Woate ŋu azã pitch gauge alo caliper atsɔ lolome . Le kpɔɖeŋu me, Amerikatɔwo ƒe pɔmpi ƒe ka kple SAE ƒe ka siwo wɔ ɖeka nye ka ƒomevi siwo bɔ siwo ƒe nɔnɔme to vovo.
Amerikatɔwo ƒe ka ƒomeviwo abe NPT ene le Dziehe Amerika katã. Wozãa Wokplɔa ɖekawɔwɔ ƒe ka ƒe dzidzenu ɖo , si me ɖekawɔwɔ ƒe dukɔa ƒe ka si wotsɔ ƒo ƒu ɖekae (UNC) kple Dukɔa ƒe ka nyui si wowɔ ɖekae (UNF) hã le ..
British Standard Pipe Taper (BPPT) kple British Standard Whitworth (BSW) ƒe ka, siwo dome Britaintɔwo ƒe Whitworth Coarse (BSWC) , hã le , nye Britaintɔwo ƒe ka ƒomevi siwo ŋudɔwɔwɔ tɔxɛwo le, vevietɔ le United Kingdom kple Commonwealth dukɔwo me.
Ka ƒe nɔnɔmetatawo kple dɔwɔnuwo .
kɔkɔme ƒe didime ƒe Pɔmpi ka nye dzidzenu vevi aɖe. Enye didime ƒe tsilindo si wosusuna afisi ka ƒe titrime sɔ kple ka ƒe teƒea le . Be woadzidze nu wòade pɛpɛpɛ la, gbeɖiɖidzidzenu alo caliper . wozãa
Ŋutsu ƒe ka kple nyɔnu ƒe ka nye nya siwo wozãna tsɔ ɖɔa gotagome ka ƒe didime kple ka ememetɔ , ɖe wo nɔewo yome. ŋutsu ƒe ka le pɔmpiwo alo nusiwo wotsɔ blaa woe ƒe gota gome, gake Wokpɔa nyɔnu ƒe ka ya le eme.
Nuɖusi me kawoe nye dzidzenu le dɔwɔƒea, afisi ka la sesẽna ɖe edzi le gaƒoɖokui ƒe mɔ nu. Miamekawo mebɔ o eye woblaa wo sesĩe le ɣeyiɣi si tsi tre ɖe wo nɔewo ŋu me.
Aɖaŋuɖoɖo nyui aɖewo na pɔmpi ƒe ka tiatia .
l Zã ɣesiaɣi gbeɖiɖidzidzenu nàtsɔ aɖo kpe ka ƒe kɔkɔme kple didime dzi ..
l Kpɔ egbɔ be xe ka siwo wotsɔ nutrenu le fli me la nyuie ..
l Ne èdi be yeazã nya siwo me nyaƒoɖeamenu geɖe le la, bu conical threads ŋu hena woƒe ŋusẽ si wodo ɖe ŋgɔ.
l Nya dɔwɔƒea ƒe dzidzenuwo le ɖoɖo si tututu dzi nèle dɔ wɔm le la ŋu.
l Zã ka ƒe dzesidede ƒe ɖoɖo si sɔ nàtsɔ axe mɔ ɖe kadodo siwo mesɔ o nu.
Vovototo siwo le pɔmpi ƒe ka siwo le tapered kple conical me dome gɔmesese le vevie na amesiame si le pɔmpiwo alo gaswo ɖoɖo ƒe agblewo me. nyuie Ka ƒe dzesidede kple tiatia ate ŋu axe mɔ ɖe tsi si le dodom le eme nu, akpɔ egbɔ be ɖoɖoa le eteƒe, eye wòalé dedienɔnɔ ƒe dzidzenuwo me ɖe asi le dɔ vevi siawo me.
Ka ƒomevi deŋgɔwo .
Ne míeƒo nu tso thread ƒomeviwo ŋu la, mía dometɔ akpa gãtɔ nya nu tso ƒomevi siwo bɔ siwo míedoa goe le gbesiagbenu siwo nye bolts kple nuts me ŋu. Ke hã, xexe aɖe li si me ka ƒomevi siwo sesẽ wu le siwo wɔa akpa vevi aɖe le dɔwɔƒe vovovowo me. Mina míage ɖe ka ƒomevi deŋgɔ siawo dometɔ aɖewo kple woƒe dɔ tɔxɛwo me.
ACME ƒe kawo .
Wonya ACME-kawo ɖe woƒe nɔnɔme si nye trapezoidal ta, si wɔe be wosẽ wu eye wosɔ nyuie na agba kpekpewo wu ka siwo wotsɔna ƒoa ka siwo bɔ wu . Zi geɖe la, wokpɔa wo le mɔ̃wo abe vices kple jack siwo me ŋusẽ kple nusiwo nɔa anyi didina le vevie wu la me.
Knuckle ƒe ka .
Knuckle threads le etɔxɛ kple woƒe crests kple ke siwo le gogloe. Wozãa wo zi geɖe le nuto siwo me woate ŋu atsɔ ka aɖo wo ŋu le mɔ gbegblẽ nu alo ahiã be woate ŋu akɔ wo ŋu bɔbɔe, abe le nuɖuɖu kple nunono dɔwɔƒewo ene ..
Buttress ƒe ka .
Aɖaŋu aɖe le buttress threads ŋu si ɖea mɔ be woatsɔ ŋusẽ gã aɖe ayi mɔ ɖeka dzi. Woawoe nye go-to thread na dɔwɔwɔwo abe presses afisi nèhiã threads le be woakpɔ ŋusẽ geɖe gbɔ le linear mɔ dzi.
Nudzodzoewo ƒe ka .
Worm threads le vevie le systems me afisi wòhiã be rotational movement natrɔ azu linear one. Wonye akpa vevi aɖe le gear-mɔ̃wo me, abe esiwo wokpɔna le mɔ̃ siwo wotsɔna tua woe alo esiwo wotsɔna kɔa ame yia dzi me ene.
Dɔdamɔnu tɔxɛwo .
Ka ƒomevi deŋgɔ ɖesiaɖe wɔa taɖodzinu aɖe koŋ, si wowɔna zi geɖe wòsɔna ɖe dɔwɔƒe aɖewo koŋ ƒe nuhiahiãwo nu.
l Acme threads mesẽ ko o; Wogagblɔa nusiwo sɔ pɛpɛpɛ hã, si wɔe be wosɔ nyuie na tsi-ŋusẽdɔwɔƒea ..
l Knuckle threads, kple woƒe ŋutete be woatsi tre ɖe nusiwo gblẽ ŋu le vevie ŋutɔ le agbledede ƒe akpa si mɔ̃wo dzea ŋgɔ nɔnɔme sesẽwo le.
l buttress threads nye nu vevi aɖe le metalworking dɔwɔnuwo me le woƒe ŋutete be woanɔ te ɖe axial thrust kɔkɔ ta.
l Worm threads nye megbeƒuƒu ƒe megbeƒuƒu ƒe ɖoɖowo , si wɔa akpa vevi aɖe le akpawo abe ʋu kple yamenutomeyimɔ̃ ene me.
Dɔwɔƒe siwo me ka siawo le vevie .
Menye dɔwɔwɔ koe ka ƒomevi deŋgɔwo nye o; Woku ɖe nusiwo sɔ pɛpɛpɛ kple kakaɖedzi ŋu le nuto siwo me wodoa ga geɖe le me.
l Yameʋudɔwɔƒea ɖoa ŋu ɖe ka tɔxɛ siawo ŋu hena yameʋu ƒe akpa aɖewo ƒe dedienɔnɔ kple dɔwɔwɔ.
l Le ƒumelãwo ƒe dɔwɔƒewo la , ka siawo ƒe anyinɔnɔ le vevie na dzetsi ƒe nɔnɔme siwo gblẽa nu le wo ŋu.
l Atikewɔƒea zãa ka deŋgɔwo le dɔwɔnu siwo xɔa ame ɖe agbe me , afisi kpododonu menye tiatia o.
l Ŋusẽdɔwɔƒea . nɔ te ɖe ka siawo dzi hena mɔ̃ sesẽwo dzi kpɔkpɔ kple wo zazã
Togbɔ be ka ƒomevi siwo bɔ abe ISO metric thread alo American pipe thread ene hã la, ka deŋgɔ siawoe xɔa limelight zi geɖe le dɔwɔwɔ tɔxɛwo me. wonya Thread size matters , eye nenema ke ka ƒomevi si wozãna hã le. Eɖanye acme thread le lathe alo nudzodzoe ka me le gearbox me o, thread ƒomevi vevi siawo gɔmesese le vevie na mɔ̃ɖaŋudɔwɔlawo kple mɔ̃ɖaŋudɔwɔlawo le dɔwɔƒewo katã. Ka si sɔ tiatia—eɖanye ka si sɔ kple wo nɔewo alo ka si wotsɔ ƒoe o —ate ŋu ana vovototowo katã nanɔ akpa siwo wotsɔ ka wɔe ƒe dɔwɔwɔ kple woƒe agbenɔƒe didi me.
Geometric parameters of threads .
Gɔmesese le geometric parameters of threads ŋu le vevie ŋutɔ na amesiame si le dɔ wɔm kple threaded parts . Eɖanye be èle tsi-ŋusẽ dɔwɔƒea alo le nu wɔm kple thread fasteners o , nyanya be parameter siawo kpɔa egbɔ be wowɔ ɖeka kple dɔwɔwɔ.
Major kple Minor Diameters .
fia Diameter gãtɔ nusi wotsɔ wɔa ka didime gãtɔ kekeake ƒe si wotsɔ ƒoa ka . Enye gotagome didime alo ƒe ŋutsu ƒe ka ƒe didime gãtɔ kekeake nyɔnu ƒe ka . Le go bubu me la, didime sue lae nye ka la ƒe didime suetɔ kekeake. Enye tsilindo si wosusuna ƒe didime si kaa ka la ƒe ta ɖe gota ka alo ka ƒe ʋuƒo si le ka si le eme dzi . ƒe lolome dzi ko ; Eyata, didime siawo xɔxɔ nyuie le vevie ŋutɔ.
Kɔkɔme ƒe didime kple eƒe vevienyenye .
Kɔkɔme ƒe didime nye parameter vevi aɖe si le didime gã kple sueawo dome. Enye co-axial cylinder si wosusuna ƒe didime afisi didime si tso pitch diameter ƒe mɔxexe ɖe akpa ɖeka dzi va ɖo thread pitch si le akpa si tsi tre ɖe eŋu la sɔ gbɔ. Kɔkɔme ƒe didime le vevie elabena ekpena ɖe ame ŋu be woaɖo ka la eye wòkpɔa egbɔ be kadodo si sɔ nyuie ..
Thread pitch kple eƒe dɔwɔwɔwo .
Ka ƒe kɔkɔme nye fli ƒe didime si le eve siwo te ɖe wo nɔewo ŋu anyigba le ka la dzi le axial plane me dome . Enye ka ƒe xexlẽme ƒe dzidzenu tẽ le didime ɖeka me eye wòle vevie ŋutɔ na ka ƒe dzesidede . Le metrik ɖoɖoa me la , woɖea gbeɖiɖi ƒe kɔkɔme gɔme le milimeta me, esime le Imperial Unit-based systems abe SAE Unified Threads alo American Pipe Threads ene me la, woɖee fia abe ka ƒe xexlẽme le inch ɖeka me ene. gbeɖiɖidzidzenuwo zi geɖe tsɔ dzidzea parameter sia pɛpɛpɛ. Wozãa
Gɔmesese .
Lead nye didime si screw thread zɔna le eƒe axis kple ɖeka blibo ƒe tɔtrɔ. Le gavi si wotsɔ ka ɖeka wɔe gome la, lead la sɔ kple gbeɖiɖia ƒe kɔkɔme. Gake le gavi si wotsɔ ka eve ƒo la gome la, ŋgɔgbea nye gbeɖiɖia ƒe teƒe eve. Nukpɔsusu sia le vevie na dɔwɔwɔ siwo hiã mɔ̃ɖaŋununya ƒe viɖe ..
Aɖu ƒe dzogoe kple dzogoe si dzi wotsɔ ka ɖo .
si Aɖu ƒe dzogoe woyɔna hã be dzogoe si wotsɔ ka ƒoe lae nye dzogoe si le ka ƒe axawo dome . vovovowo Ka ƒomevi abe Metric ISO ka ene , British Whitworth Threads , alo Unified Thread Standard ƒe dzogoewo le vovovo. Le kpɔɖeŋu me, zi geɖe la, dzogoe metrik-kawo ŋu nɔa 60 ye , gake dzogoe 55 le Britaintɔwo ƒe Whitworth ƒe dzidzenu si nye Whitworth ƒe ka siwo le abe dzidzenu ene la ƒe dzidzenu 55 dzi . Aɖu ƒe nɔnɔme kple dzogoe kpɔa ŋusẽ ɖe ka ƒe nɔnɔme kple eƒe ŋusẽ dzi.
Geometric parameters abe major diameter , minor diameter , pitch diameter , thread pitch , kple tooth angle wɔa akpa vevi aɖe le thread design me . Wozãa nɔnɔme siawo le ƒomevi vovovowo me, siwo dometɔ aɖewoe nye ka thread , tapered thread , iso thread ƒomevi siwo sɔ kple wo nɔewo , kple Amerikatɔwo ƒe ka ƒomeviwo . Gɔmesese nyuie kple dzidzedze le parameter siawo ŋu to dɔwɔnuwo abe calipers kple pitch gauges zazã me le vevie ŋutɔ hena kakaɖedzi be nyuitɔ ka ƒe dzesidede ƒe ɖoɖo kple ɖekawɔwɔ le fittings abe hose fittings , pipe , kple tube fittings . Ðo ŋku edzi be le ƒe xexeame la thread , , nuwɔwɔ pɛpɛpɛ nye nu vevitɔ.
Mɔfiame si woatsɔ ade dzesi ame ƒe susu afɔɖeɖe ɖesiaɖe .
Afɔɖeɖe 1: Vovototo le ka siwo sɔ kple wo nɔewo kple esiwo le fli me dome .
Ne èle nu wɔm kple threads , ele vevie ŋutɔ be nànya ne èle dɔ wɔm kple siwo sɔ alo tapered thread ƒomevi . Ka siwo sɔ kple wo nɔewo la léa eƒe nuwuwu-ɖe-nuwuwu ƒe didime ɖeka me ɖe asi, esime ka siwo le sue ŋutɔ la le sue ɖe edzi, eye wole sue ɖe edzi le nuwuwu lɔƒo. Be nàgblɔ wo ɖe vovo la, lé ŋku ɖe wo ŋu nyuie. Ka siwo sɔ kple wo nɔewo la adze abe ɖe wole ɖeka ene, gake ka siwo le fli me la awɔ ɖeka ene. edze abe
Ne èdi mɔ̃ɖaŋununya ƒe mɔnu la, zã caliper . Dzidze didime si le ka la ƒe teƒe vovovowo. Ne dzidzenuwo sɔ la, ke enye ka si sɔ kple wo nɔewo . Ne woɖe edzi la, ke le asiwò ka si le lãkusi me la . In the Fluid-Power Industry , vovototo sia nyanya le vevie ŋutɔ be woakpɔ egbɔ be kadodo nyui si sɔ ..
Afɔɖeɖe 2: Ka ƒe kɔkɔme dzidzedze kple gbeɖiɖidzidzenu .
nye kɔkɔme Ka ƒe didime . eƒe ta ƒe Be nàdzidze esia la, àzã pitch gauge . Aŋutrɔ vovovowo le dɔwɔnu sia ŋu, eye aɖuwo ƒe xexlẽme to vovo le wo dometɔ ɖesiaɖe me le inch ɖeka me. Ðeko nàtsɔ gauge la asɔ kple thread crests la. Ne esɔ nyuie la, ke èke ɖe wò gbeɖiɖi ŋu . Afɔɖeɖe sia nye nu vevi aɖe na metrik ka kple Amerikatɔwo ƒe ka ƒomeviwo siaa ..
Afɔɖeɖe 3: Ka ƒe lolome kple eƒe nɔnɔmetata nyanya .
Be nànya ka ƒe lolome la , dzidze didime gãtɔ —si nye ŋutsu ƒe ka ƒe didime gãtɔ alo gotagome didime . nyɔnu ƒe ka ƒe Zã caliper hena nuwɔwɔ pɛpɛpɛ. Eyome, lé ŋku ɖe thread profile la ŋu . Esia lɔ aɖu ƒe nɔnɔme kple thread geometry . metric iso thread kple SAE Unified Threads nye thread ƒomevi siwo bɔ ɖe eme , wo dometɔ ɖesiaɖe kple profile tɔxɛwo.
Afɔɖeɖe 4: Ka la ɖoɖo ɖe dzidzenuwo nu .
Mlɔeba la, de dzesi ka la abe alesi dɔwɔƒea ƒe dzidzenuwo gblɔe ene. Ahiã be nànya si ƒe lolome ƒe si woyɔna be nominal size , nɔnɔmetata , kple eɖanye ɖusime alo miame ka o . Dzidzenu siwo bɔ dometɔ aɖewoe nye ISO metric thread , Britaintɔwo ƒe dzidzenu Whitworth Coarse , kple dukɔa ƒe ka si wotsɔ ƒo ƒu ɖekae . Kpɔ dɔwɔƒea ƒe dzidzenuwo ɣesiaɣi be nàde dzesi ka la pɛpɛpɛ ..
T hread lolome le vevie le kakaɖedzi nana be ka si sɔ na dɔwɔwɔ abe hose fittings kple air compressor condensate filters . nyuie Ka ƒe dzesidede nye dzogoedzikpe si dzi woalé be na beléle na kple mɔ̃ɖaŋununya ƒe hehexɔxɔ le dɔwɔƒe siwo ɖoa ŋu ɖe akpa siwo wotsɔ ka ƒo nui ŋu ..
Aɖaŋuɖoɖo nyui siwo woatsɔ atia ka ƒomevi si sɔ .
Ne èle ka tiam na wò dɔa la, nu geɖe va le dɔ wɔm. Ele vevie ŋutɔ be woabu dɔwɔwɔ ƒe , nusiwo sɔ kple wo nɔewo ŋu , kple dɔwɔƒea ƒe dzidzenuwo . Nusiwo wòle be woanɔ susu me na wò la ƒe gbagbãe nye esi:
Nusiwo ŋu wòle be woabu ne wole ka tiam .
1. Thread identification : Ele vevie ŋutɔ be nàde dzesi thread ƒomevi la nyuie. Zã pitch gauge nàtsɔ anya ka ƒe kɔkɔme kple caliper atsɔ adzidze didime gãtɔ ..
2. Ƒomevi Vovovowo : Nya ka ƒomevi siwo bɔ . Eɖanye ISO thread ƒomeviwo , Amerikatɔwo ƒe ka ƒomeviwo , alo Britaintɔwo ƒe Whitworth Threads , wo dometɔ ɖesiaɖe kple eƒe zazã tɔxɛ.
3. Fluid-Power Industry : Ne èle akpa sia la, SAE Unified Threads ate ŋu anye wò go-to. Wotrɔ asi le wo ŋu na nɔnɔme siwo me nyaƒoɖeamenu geɖe le.
4. Thread Size Matters : Kpɔ egbɔ ɣesiaɣi be thread ƒe lolome sɔ kple fitting connection . Agbɔsɔsɔ si mesɔ o ate ŋu ana tsi nado le eme alo eƒe akpa aɖewo nagblẽ.
5. Parallel thread vs. tapered thread : Se vovototoa gɔme. Ka siwo sɔ kple wo nɔewo la léa woƒe didime ma ke ɖe te, esime ka siwo le sue ŋutɔ la le ɖiɖim. Esia kpɔa ŋusẽ ɖe nutrenua kple alesi woɖoa ka lae dzi ..
6. Pitch Diameter : Pitch Diameter nye geometric parameter vevi aɖe. Enye tsilindo si wosusuna le afisi didime si le kaawo dome sɔ le.
vodada siwo bɔ be woaƒo asa na .
l Ka siwo mesɔ o : Ƒo asa na ŋutsu ƒe ka si me si mesɔ o le zazã nyɔnu ƒe ka . Esia ate ŋu aɖe kaawo ɖa alo ana ame nagasɔ nyuie o.
l Aɖabaŋeŋe ƒu asi ƒe mɔfiame dzi : ɖusime kawo bɔ wu, gake miame ka le dɔ aɖewo wɔwɔ me. wozãa Mègatsaka wo o.
l Dzidzedzekpɔkpɔ le dzidzenuwo ŋu : Dɔwɔƒewo ƒe dzidzenuwo , abe Unified Thread Standard alo ISO metric Thread , kpɔa egbɔ be wowɔ ɖeka. Mègaŋe aɖaba ƒu wo dzi o.
l Nusiwo dzi womate ŋu atsɔ ɖeke le o : Ele be nusi wotsɔ blaa kaawoe la nasɔ kple akpa siwo wole kadodo me. Nusiwo mewɔ ɖeka o ate ŋu axɔ dzo alo ado kpo nu.
l Dɔwɔnu siwo wotsɔna dea dzesi ka siwo wotsɔna dea dzesi ka : Dɔwɔnuwo abe ka ƒe gbeɖiɖidzidzenu ene le vevie ŋutɔ. Wokpena ɖe ame ŋu be woaƒo asa na vodadawo le ka ƒe dzesidede me ..
Ðo ŋku edzi be mele be woabu ka ƒe dzesidede ƒe ɖoɖoa nu tsɛe o. Enye gɔmeɖoanyi na kadodo si le dedie eye wòwɔa dɔ nyuie. Le kpɔɖeŋu me, le tsi-ŋusẽdɔwɔƒea la, ka ƒomevi si mesɔ o zazã ɖe hose fittings alo tube fittings dzi ate ŋu ana tsi nado le eme si gblẽa nu.
Ka ƒomevi nyuitɔ tiatia hã fia be woabu ka ƒe nɔnɔme ŋu. Le pɔmpi ƒe kadodowo gome la, Dukɔa ƒe Taper Pipe (NPT) kple British Standard Pipe Taper (BPT) nye ka ƒomevi veviwo. Wozãa pɔmpi ƒe ka siwo le tapered kple conical na nutrenu si le sesẽm.
To vovo na esia la, dɔ siwo hiã ka siwo sɔ kple wo nɔewo ate ŋu azã ISO metric thread alo Unified National Coarse Thread (UNC). Esiawo kpɔa egbɔ be gotagome ƒe didime si sɔ ɖe enu le akpa siwo wotsɔ ka ƒo la dzi.
Mlɔeba la, mègaŋlɔ beléle na wo kple mɔ̃ɖaŋununya ƒe hehexɔxɔ si wogblɔ ɖi la be o. Dɔwɔƒewo ƒe IoT gbɔ nɔnɔ ate ŋu akpe ɖe ŋuwò nàtia ka ƒomevi si sɔ eye nàlé eme ɖe asi nyuie. Eye togbɔ be yaƒomɔ̃ ƒe tsifamɔ̃wo ate ŋu adze abe ɖe womedo ƒome kple wo nɔewo o ene hã la, woawo hã ɖoa ŋu ɖe ka tiatia nyuie ŋu be woawɔ dɔ nyuie.
Nyanuwuwuw
Míezɔ mɔ to ka siwo me nyawo sesẽ la me, míedzro nu vovovo siwo na ƒomevi ɖesiaɖe le etɔxɛ la me. Tso Amerikatɔwo ƒe pɔmpi ƒe kawo dzi va ɖo metrik ISO kawo dzi la, ka ƒomevi vovovoawo gɔmesese menye agbalẽnyala dzro aɖe ko o—enye nusi hiã ŋutɔŋutɔ. Le dɔwɔƒewo abe tsi-ŋusẽ alo wɔwɔ ene me la, wò SAE ƒe ka siwo wɔ ɖeka nyanya tso wò Britain Whitworth kaawo me ate ŋu afia vovototo si le nusi sɔ pɛpɛpɛ kple vodada si xɔ asi dome.
Bu esia ŋu be enye yɔyɔ na nuwɔna: Zã wò ka ƒe dzesidede ƒe ŋutetewo nàtsɔ ana wò dɔa nanyo ɖe edzi. Eɖanye be èle hose fittings ƒe nɔnɔme wɔm alo nèle pɔmpi si sɔ tiam na tube fittings o, ɖo ŋku edzi be ka ƒe lolome le vevie. Ne ètsɔ pitch gauge kple caliper de asi na wò la, èdzra ɖo be nàtsɔ kakaɖedzi aɖo ka la ŋu.
Le amesiwo le agblea me gome la, ka ƒe dzesidede ƒe ɖoɖoa menye kadodo nyuitɔ si sɔ la xɔxɔ ko o; Eku ɖe dedienɔnɔ kple dɔwɔwɔ nyuie ƒe kakaɖedzi nana ŋu. Dɔwɔƒewo ƒe dzidzenuwo li be woafia mɔ mí, kple dɔwɔnuwo abe Thread Pitch Gauge ƒe kpekpeɖeŋu le dzidzenu mawo me léle ɖe asi me. Ðo ŋku edzi be ka ƒomeviwo menye ŋkɔwo ƒe xexlẽdzesi dzro aɖe ko o—wonye woawo ŋutɔ ƒe gbegbɔgblɔ, gbegbɔgblɔ si ƒoa nu tso ka ɖesiaɖe si sɔ ƒe fɔmaɖimaɖi ŋu.
Le nyataƒoƒo me la, ka ƒomevi veviawo—ka si sɔ kple wo nɔewo, ka si le lãkusi me, ISO ka ƒomeviwo, Amerikatɔwo ƒe ka ƒomeviwo, kple Britaintɔwo ƒe ka siwo wozãna ɖaa—nye dɔwɔnu manyaxlẽwo ƒe xɔtunuwo. Esi mɔ̃ɖaŋununya le ŋgɔ yim kple dɔwɔƒewo ƒe IoT kple beléle na nyagblɔɖiwo la, nenema ke wòle be míaƒe sidzedze le ka ƒe nɔnɔme ŋu hã.
