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Wetin na UNF thread ɛn UNC trɛd dɛn .

Views: 795     Author: Sayt Ɛditɔ Pɔblish Tɛm: 2023-12-27 Ɔrijin: Ples

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Insay di wɔl fɔ mek ɛn mek mashin dɛn, fɔ mek tin dɛn fit togɛda na di men tin. Na de thread standad dem de kam in ple. Dem lek di rules fo aw di spirals pan bolt mach di spirals in a nut. Dɛn lɔ ya rili impɔtant bikɔs dɛn de mek shɔ se di pat dɛn ol togɛda rayt, ɛn dɛn kin ebul fɔ handle di wok we dɛn min fɔ du we dɛn nɔ brok.


Ɔndastand di standad dɛn fɔ di trɛd .

Standart trɛd .

Wetin na di standad dɛn fɔ di trɛd?

Lɛ wi bigin bay we wi ɔndastand wetin na di trɛd standad dɛn  . Fɔ tɔk am simpul wan, na gaydlain dɛn we de sho di shep, di sayz, ɛn di tolɛreshɔn fɔ di trɛd dɛn we dɛn kin yuz na bolt, skru, ɛn nɛt. Tink bɔt dɛn lɛk wan risɛp buk fɔ mek trɛd dɛn we fit togɛda fayn fayn wan. Dɛn standad ya de mek shɔ se wan bolt frɔm wan kɔmni go fit insay wan nat frɔm ɔda wan, dɛn go kɔntinyu fɔ kɔnsistɛns  ɛn kɔrɛkt akɔdin  to difrɛn industri dɛn.

Di rol we thread standad de ple na industri .

Tred standad de ple wan impɔtant pat pan di wɔl fɔ mek  ɛn mek mashin . Dɛn na di hiro dɛn we dɛn nɔ bin dɔn si we de na di asɛmbli fɔ ɔltin frɔm ilɛktronik kɔmpɔnɛnt dɛn  na wan sɛktri bɔd to di big big bɔdi strɔkchɔ dɛn  na di plen dɛn. Insay industri dɛn lɛk ɔtomotiv manufakchurin , avieshɔn ikwipmɛnt , ɛn ivin spɛshɔl ship , dɛn standad ya de mek shɔ se ɛvri fastɛns , bolt ɛn skru , ɛn mɛkanikal pat fit togɛda wit ay prɛsishɔn  ɛn trɛnk . Dis na impɔtant tin nɔto jɔs fɔ mek wan tayt kɔnɛkshɔn  bɔt i impɔtant bak fɔ mek dɛn kɔntinyu fɔ gɛt di stebiliti  ɛn sef  fɔ di prɔdak dɛn.

Brif Istri bɔt di Yunaytɛd Trɛd Stɛndad (UTS) .

Naw, mek wi tek wan kwik trip dɔŋ History Lane. Di Unified Thread Standard (UTS)  bin kam insay as we fɔ mek di skru trɛd dɛn simpul ɛn standad  na Amɛrika ɛn Kanada. Bifo UT, bɔku bɔku trɛd standad dɛn bin de, we bin rili kɔnfyus. UTS bin bring ɔlman na di sem pej wit tu men kayn: Yunaytɛd Nashɔnal Kɔs (UNC)  ɛn Yunaytɛd Nashɔnal Fayn (UNF).

l unc threads : Dɛn sabi dɛn fɔ dɛn kɔs  pitch, dɛn trɛd ya fayn fɔ jenɛral aplikeshɔn dɛn. Dɛn izi fɔ mek ɛn handle, mek dɛn bi pɔpul choice in industries we nid fastening  sɔlvishɔn we kin tolɛret shɔk strɛs  ɛn roteshɔn spid ..

l unf threads : Dɛn wan ya gɛt fayn  pitch, we de gi ay trɛnk  ɛn prɛsishɔn . Dɛn kin yuz dɛn bɔku tɛm na aplikeshɔn dɛn lɛk aerospace  ɛn precision instruments , usay ɛvri milimita kin kɔnt.

Ɔl tu di UNC ɛn UNF trɛd dɛn de ɔnda di Unified Screw Thread Series , we tan lɛk wan big famili we gɛt skru trɛd dɛn  we dɛn mek fɔ wok insay wanwɔd.

Chat am aut .

Fɔ imajin, imajin wan skru trɛd chɔt . Dis chɔt de sho ɔl di sayz ɛn di kayn trɛd dɛn we de ɔnda di UT dɛn, inklud di wanwɔd kɔs pitch trɛd  ɛn yunifayd fayn pitch trɛd dɛn . Na go-to tul fɔ injinia ɛn manifakta dɛn fɔ mek di rayt trɛd sɛlɛkshɔn  fɔ dɛn spɛshal aplikeshɔn dɛn.

Threading tru aplikeshɔn dɛn .

In praktis, thread standad de bihain di scene in klos evri mekanik prodak. Fɔ ɛgzampul, insay Ilɛktronik Ikwipmɛnt , di prɛsishɔn fɔ UNF trɛd dɛn de mek shɔ se di kɔmpɔnɛnt dɛn alaynɛshɔn kɔrɛkt  . Insay big aplikeshɔn dɛn, lɛk insay motoka  ɔ ayrakt , UNC trɛd dɛn kin ɛp fɔ bil strɔng chɛsis kɔmpɔnɛnt dɛn  ɛn injin pat dɛn ..

Wetin mek dis impɔtant .

Fɔ ɔndastand di standad dɛn fɔ di trɛd, mɔ di difrɛns bitwin UNF  ɛn UNC , rili impɔtant. I nɔ jɔs de bɔt fɔ mek tu pat dɛn fit togɛda; Na bɔt fɔ mek shɔ se sef , rilaybiliti , ɛn efyushɔn . Ilɛksɛf na ay prɛsishɔn  wok na ɛrospɛs  ɔ jenɛral asɛmbli na mɛkanikal injinɛri , di rayt trɛd tayp - ilɛksɛf na UNF  ɔ UNC  - kin mek ɔl di difrɛns na di pefɔmɛns  ɛn lɔng layf  fɔ wan prɔdak. Fɔ sɔma, thread standad lɛk UNF  ɛn UNC  ɔnda di Unified Thread Standard  na impɔtant tin fɔ mek prɔdak dɛn we pɔsin kin abop pan ɛn we sef. Dɛn de mek shɔ se ɔltin frɔm di smɔl skru  we de na wan sɛrkyut bɔd  to di big wan we de di bolt na  na plen  , na di wok, we de gi di trɛnk , prɛsishɔn we nid , ɛn di resistans  we dɛn nid na difrɛn aplikeshɔn dɛn.

Di Unified Thread Standart (UTS) .

UTS .


Di Unified Thread Standard (UTS) tan lɛk di rulbuk fɔ di trɛd dɛn we dɛn yuz na Nɔt Amɛrika. Na wetin mek shɔ se wan skru  we kɔmɔt na wan ples fit insay nat  frɔm ɔda ples. Dis standad na supa impɔtant insay industri dɛn lɛk aerospace , ɔtomotiv manufakchurin , ɛn ivin insay ilɛktronik ikwipmɛnt ..

Di komponent dɛn fɔ UTS .

UTS gɛt tri men pat dɛn:

1. Thread form : Dis na di shep fɔ di trɛd. Tink bɔt am lɛk di pɔtn we de na bolt ɔ skru. I impɔtant bikɔs i disayd aw tu pat go fit togɛda fayn fayn wan.

2. Series : Dis na bɔt di difrɛn kayn trɛd dɛn. Insay UT, tu men siriɔs - Yunaytɛd Nashɔnal Kɔs (UNC) ɛn Yunaytɛd Nashɔnal Fayn (UNF) de. Di kɔs siriɔs (UNC) gɛt smɔl trɛd pan wan inch, we di fayn siriɔs (UNF) gɛt mɔ. Dis difrɛns de afɛkt aw strɔng ɛn aw di kɔnɛkshɔn go tayt.

3. Klas dɛm fɔ Fit : Dis tan lɛk di lɛvɛl we di snugnɛs de bitwin di trɛd dɛm. Na bɔt aw dɛn tayt ɔ lɔs. Difrɛn klas dɛn de, ɛn ɛni wan pan dɛn fit fɔ difrɛn aplikeshɔn dɛn ..

UT dɛn ɔlsay na Nɔt Amɛrika .

Na Nɔt Amɛrika, UTS de ɔlsay. Na so dɛn kin yuz am:

l Manufacturing Technique : Kɔmni dɛn de yuz UT fɔ mek ɔl kayn tin. Frɔm smɔl sɔrkwit bɔd dɛn  to big big ayrakt injin pat dɛn ..

l Precision Instruments : Insay gadget ɛn divays dɛn we nid supa ay prɛsishɔn , lɛk insay aerospace  ɔ avieshɔn ikwipmɛnt , UT dɛn de ɛp fɔ mek pat dɛn we fit togɛda fayn fayn wan.

l Automotive and Mechanical Engineering : Kar, trak, ɛn ivin mashin dɛn na faktri dɛn nid pat dɛn we fit jɔs rayt. UTS mek dis apin, ilɛksɛf na fɔ di injin pat dɛn , chɛsis kɔmpɔnɛnt dɛn , ɔ ivin di bɔdi strɔkchɔ dɛn ..

l Ilɛktronik kɔmpɔnɛnt dɛn : Insay smɔl smɔl gadget dɛn, UTS de ple big pat bak. I de mek shɔ se ɔl di smɔl smɔl bolt  ɛn skru dɛn  we de insay ilɛktronik tin dɛn  fit togɛda fayn fayn wan.

UTS in akshɔn .

Imajin se yu de bil rɔbɔt. Yu nid bolt ɛn skru dɛn we go ol am togɛda tayt tayt wan. Yu go pik di rayt UNC  ɔ UNF thread  bays pan wetin di rɔbɔt go du. Yu tink se i go nid fɔ bia wit bɔku bɔku tin dɛn we de mek pɔsin sɔprayz ? Ɔ i nid fɔ rili kɔrɛkt? UTS de gayd yu fɔ mek dɛn chus ya.

UTS tan lɛk di langwej we ɔl di wan dɛn we de mek tin dɛn na Nɔt Amɛrika de tɔk. Na fɔ mek shɔ se ɔltin fit togɛda jɔs rayt, ilɛksɛf na smɔl skru na smart fon ɔ big bolt na plen. Dis standad de kip tin dɛn sef, strɔng, ɛn wok fayn fayn wan.

Karakta dɛn fɔ UNF trɛd dɛn .

UNF Thread we de wok

Ɔndastand UNF Threads: Di Yunifayd Fayn Pich

Lɛ wi dayv insay UNF trɛd dɛn , we dɛn sabi fɔ dɛn wan fayn pitch . Dis thread dem na di ditel artist dem fo di thread wold. Dɛn gɛt mɔ trɛd pan wan inch pas UNC trɛd , we min se dɛn fayn ɛn dɛn gɛt mɔ klos spɛshal. Dis fayn fayn dizayn nɔto jɔs fɔ sho; Na ɔltin bɔt prɛsishɔn.

Aplikeshɔn ɛn Advantej dɛn fɔ UNF trɛd dɛn .

UNF thread na di go-to choice in scenarios usay ay prɛsishɔn  ɛn trɛnk  na ki. Na ya dɛn de shayn:

l Erospace : Insay plen ɛn spɛshɔl ship, ɛvri smɔl pat impɔtant. UNF thread dem de yuz ya fo dem precision.

l Prɛsishɔn inschrumɛnt : Tink bɔt divays dɛn na lab ɔ mɛdikal inschrumɛnt. UNF threads de ɛp dɛn gadget ya fɔ bi kɔrɛkt ɛn rilibul.

l Automotive Manufacturing : Insay motoka, mɔ na injin pat  ɛn ilɛktronik kɔmpɔnɛnt dɛn , UNF trɛd dɛn de gi di rayt fit we dɛn nid.

l Ilɛktronik Ikwipmɛnt : Ivin insay smɔl sɔrkwit bɔd dɛn , UNF trɛd dɛn impɔtant fɔ kip ɔltin tayt kɔnɛkt.

Ditayl dayamita ɛn dimɛnshɔn dɛn fɔ UNF trɛd dɛn .

We wi de tɔk bɔt di dimɛnshɔn dɛn fɔ UNF trɛd dɛn, wi de luk fɔ wan skru trɛd chɔt . Dis chɔt de sho ɔl di sayz dɛn - dayamita, pitch, ɛn lɔng. Di dayamita fɔ UNF trɛd dɛn kin de frɔm rili smɔl to kwik big, bɔt di ki na di fayn pitch  - mɔ trɛd dɛn na ɛni inch na di skru.

Di supirioriti fɔ UNF thread dɛn na prɛsishɔn aplikeshɔn dɛn .

Insay di wɔl fɔ ay-ɛnd manufakchurin, UNF trɛd dɛn tan lɛk di VIP dɛn. Dɛn kin gi:

l ay trɛnk : Bikɔs ɔf dɛn fayn fayn pitch, dɛn kin ebul fɔ handle mɔ lod ɛn strɛs.

l Tayt Kɔnɛkshɔn : Mɔ trɛd dɛn min tayt grip. Dis na impɔtant tin na pat dɛn we nɔ fɔ lus, mɔ ɔnda vaybreshɔn.

L Prɛsishɔn : Wit mɔ trɛd, chans nɔ de fɔ muv ɔ fɔ mek dɛn nɔ alaynɛd. Dis na impɔtant tin insay prɛsishɔn inschrumɛnt  ɛn ɛrospɛs ikwipmɛnt ..

in akshɔn .

Imajin se yu de assemble wan ay-tek drɔn. Ɛvri pat nid fɔ fit fayn fayn wan. UNF threads de ɛp yu fɔ skru ɛni pat wit prɛsishɔn, mek shɔ se di drɔn stebul ɛn yu kin abop pan am.

                                                                                            UNF Threads ANSI B1.1

Meja Dayamita (in) Threads per inch (TPI) Meja dayamita (in) Meja Dayamita (mm) Tap Dril saiz (mm) pitch (mm)
#0 - 80. 80 0.060 1.524 1.25 0.317
#1 - 72 72 0.073 1.854 1.55 0.353
#2 - 64. 64 0.086 2.184 1.90 0.397
#3 - 56. 56 0.099 2.515 2.15 0.453
#4 - 48 48 0.112 2.845 2.40 0.529
#5 - 44 na di . 44 0.125 3.175 2.70 0.577
#6 - 40. 40 0.138 3.505 2.95 0.635
#8 - 36. 36 0.164 4.166 3.50 0.705
#10 - 32 32 0.190 4.826 4.10 0.794
#12 - 28 28 0.216 5.486 4.70 0.907
1/4' - 28 28 0.250 6.350 5.50 0.907
5/16' - 24. 24 0.313 7.938 6.90 1.058
3/8' - 24. 24 0.375 9.525 8.50 1.058
7/16' - 20. 20 0.438 11.112 9.90 1.270
1/2' - 20. 20 0.500 12.700 11.50 1.270
9/16' - 18. 18 0.563 14.288 12.90 1.411
5/8' - 18. 18 0.625 15.875 14.50 1.411
3/4' - 16. 16 0.750 19.050 17.50 1.587
7/8' - 14. 14 0.875 22.225 20.40 1.814
1' - 12. 12 1.000 25.400 23.25 2.117
1 1/8' - 12. 12 1.125 28.575 26.50 2.117
1 1/4' - 12. 12 1.250 31.750 29.50 2.117
1 3/8' - 12. 12 1.375 34.925 32.75 2.117
1 1/2' - 12. 12 1.500 38.100 36.00 2.117

Fɔ sɔm ɔp, UNF trɛd dɛn ɔl na bɔt ditil ɛn prɛsishɔn. Dɛn na di hiro dɛn we dɛn nɔ bin dɔn si na bɔku ay-tek ɛn ay-strɛs aplikeshɔn dɛn, frɔm di dip dip ples dɛn na wan spɛshal ship to di impɔtant tin dɛn we de insay wan ay-pɔfɔmɛnshɔn motoka injin. Dɛn fayn fayn pitch ɛn supia trɛnk de mek dɛn impɔtant na di wɔl fɔ prɛsishɔn asɛmbli  ɛn ay-ɛnd manufakchurin ..

Ekspl ɔ r UNC trɛd dɛn .

UNC trɛd .

UNC Threads: Di Unified coarse pitch we dɛn ɛksplen

UNC thread dɛn  tinap fɔ yunifayd nashɔnal kɔs  trɛd dɛn. Tink bɔt dɛn as di strɔng, rili tayp na di trɛd famili. Dɛn gɛt smɔl trɛd pan wan inch kɔmpia to UNF trɛd , we min se dɛn kɔs kɔs. Dis kɔs kɔs nɔto prɔblɛm; Na akchuali big plus in plenti situeshɔn.

Kɔmɔn aplikeshɔn dɛn fɔ UNC trɛd dɛn .

Usay UNC thread dɛn fit insay? Na dis wan na wan kwik luk:

L Kɔnstrɔkshɔn : Insay bildin ɛn brij, UNC trɛd dɛn fayn fɔ ol ebi ebi matirial dɛn togɛda.

l Jɛnɛral mashin : Insay mashin dɛn we nɔ nid supa fayn prɛsishɔn, lɛk na sɔm pat dɛn na motoka ɔ big ikwipmɛnt, UNC trɛd dɛn kin du di wok fayn fayn wan.

l Consumer Products : Tin dɛn we wi kin yuz ɛvride, lɛk fɔnicha ɔ os aplayans, bɔku tɛm dɛn kin gɛt UNC trɛd dɛn we de kip dɛn togɛda.

Strɔng ɛn tolɛreshɔn na UNC threading .

UNC threads na tin we dɛn sabi fɔ tu tin dɛn: trɛnk  ɛn tolɛreshɔn ..

l Strɔng : Dɛn strɔng fɔ ol big big strɔkchɔ dɛn togɛda, na dat mek yu si dɛn na kɔnstrɔkshɔn ɛn ebi ebi mashin.

L Tolerance : Dɛn de fɔgiv pas fayn fayn trɛd dɛn. Dis min se dɛn kin ebul fɔ ol dɔti, pwɛl, ɛn dɛn kin izi fɔ skru ɛn ɔnskru, we kin fayn na say dɛn we nɔ fayn.

Manufakchurin kɔnsidareshɔn fɔ UNC trɛd dɛn .

We i kam pan fɔ mek tin wit UNC thread, sɔm pɔynt dɛn de fɔ no:

l I izi fɔ mek : dɛn izi ɛn kwik fɔ mek pas fayn fayn trɛd dɛn. Dis na big tin we yu de mek tawzin skru ɔ bolt.

l Cost-Effective : Bikɔs dɛn izi fɔ mek, bɔku tɛm dɛn kin kɔst smɔl. Dis na impɔtant tin na prɔdak usay yu nid bɔku fastɛns bɔt nɔ nid supa fayn prɛsishɔn.

l Versatility : Dɛn kin yuz bɔku bɔku tin dɛn. Yu kin yuz UNC thread insay bɔku bɔku prɔdak dɛn, frɔm ebi ebi mashin dɛn to ɛvride tin dɛn.

                                                                            UNC threads akɔdin to ANSI B1.1


Meja Dayamita (in) trɛd dɛn fɔ wan inch (TPI) Meja dayamita (in) Meja dayamita (mm) Tap drɔl saiz (mm) pitch (mm)
#1 - 64. 64 0.073 1.854 1.50 0.397
#2 - 56. 56 0.086 2.184 1.80 0.453
#3 - 48. 48 0.099 2.515 2.10 0.529
#4 - 40. 40 0.112 2.845 2.35 0.635
#5 - 40. 40 0.125 3.175 2.65 0.635
#6 - 32. 32 0.138 3.505 2.85 0.794
#8 - 32. 32 0.164 4.166 3.50 0.794
#10 - 24. 24 0.190 4.826 4.00 1.058
#12 - 24. 24 0.216 5.486 4.65 1.058
1/4' - 20. 20 0.250 6.350 5.35 1.270
5/16' - 18. 18 0.313 7.938 6.80 1.411
3/8' - 16. 16 0.375 9.525 8.25 1.587
7/16' - 14. 14 0.438 11.112 9.65 1.814
1/2' - 13. 13 0.500 12.700 11.15 1.954
9/16' - 12. 12 0.563 14.288 12.60 2.117
5/8' - 11. 11 0.625 15.875 14.05 2.309
3/4' - 10. 10 0.750 19.050 17.00 2.540
7/8' - 9. 9 0.875 22.225 20.00 2.822
1' - 8 8 1.000 25.400 22.85 3.175
1 1/8' - 7. 7 1.125 28.575 25.65 3.628
1 1/4' - 7. 7 1.250 31.750 28.85 3.628
1 3/8' - 6. 6 1.375 34.925 31.55 4.233

UNC thread dem lek di reliable wokhos dem na di thread wold. Dɛn nɔ go gɛt di fayn fayn ditel fɔ UNF trɛd dɛn, bɔt dɛn mek am wit dɛn trɛnk, tolɛreshɔn, ɛn versatility. Frɔm we yu de kip skayskrɛpa dɛn tinap to fɔ mek shɔ se yu kichin tebul strɔng, UNC trɛd na impɔtant pat pan ɛvride prɔdak ɛn big kɔnstrɔkshɔn dɛn ɔl tu.

We yu kɔmpia UNF ɛn UNC trɛd dɛn .

Ki difrɛns dɛn na di pitch ɛn trɛnk .

We wi luk pan UNF (Unified National Fine)  ɛn UNC (Unified National Coarse)  threads, di men tin dɛn we tinap aut na pitch  ɛn trɛnk.

L Pitch : UNF threads gɛt fayn fayn pitch, we min mɔ trɛd fɔ wan inch. UNC threads na coarser wit smɔl thread pan wan inch.

l Strɔng : Di fayn fayn pitch fɔ UNF trɛd dɛn de gi dɛn mɔ trɛnk insay tɛnsiɔn. Dɛn kin ebul fɔ handle mɔ fɔs we dɛn nɔ brok we yu kɔmpia am wit UNC trɛd dɛn.

Suitability fɔ difrɛn aplikeshɔn dɛn .

Fɔ pik bitwin UNF ɛn UNC trɛd dɛn dipen pan usay dɛn go yuz dɛn.

l unf threads : Ideal fɔ aplikeshɔn dɛn we nid ay prɛsishɔn  ɛn trɛnk, lɛk insay aerospace  ɔ prɛsishɔn inschrumɛnt dɛn.

L UNC Threads : I bɛtɛ fɔ jenɛral kɔnstrɔkshɔn ɛn prɔdak usay prɛsishɔn nɔ rili impɔtant, bɔt fɔ lɔng ɛn izi fɔ yuz impɔtant.

Di tin dɛn we pɔsin kin ebul fɔ du fɔ insɛf: UNF vs. UNC

Self-locking  na big tin na envairoment we vibration kin loose threads.

L UNF Threads : Dɛn fayn fayn pitch de gi bɛtɛ sɛlf-lɔk kapabiliti, we de mek dɛn fayn fɔ ay-vaybreshɔn ɛnvayrɔmɛnt lɛk ayrakt ɔ mashin.

L UNC threads : Pan ɔl we dɛn kin de fɔ lɔk dɛnsɛf, dɛn kɔs kɔs kin mek dɛn nɔ ebul fɔ wok fayn smɔl pan dis we yu kɔmpia am wit UNF trɛd dɛn.

Silin ɛn tɛnsiɛl trɛnk kɔmpiashɔn dɛn .

Silin ɛn tɛnsiɛl trɛnk impɔtant fɔ no di rayt trɛd tayp.

L UNF Threads : Gi bɛtɛ tɛnsiɛl trɛnk bikɔs ɔf dɛn fayn pitch, alaw fɔ wan tayt ɛn strɔng kɔnɛkshɔn.

L UNC Threads : Dɛn kɔs kɔsa pitch de mek dɛn nɔ fit fɔ gɛt ay-strɛng rikwaymɛnt, bɔt dɛn stil rili ifɛktiv fɔ bɔku aplikeshɔn dɛn.

Pitch ɛn trɛd dɛnsiti kɔmpiashɔn .

Di density of threads per inch na wan ki factor in pefomans.

l unf threads : Di ay trɛd dɛnsiti min fayn fayn trɛd, we de mek yu fit strɔng ɛn prɛsis mɔ.

L UNC threads : Lɔwa trɛd dɛnsiti wit kɔsa trɛd, we izi fɔ handel ɛn mek, mɔ we dɛn gɛt bɔku bɔku wan.

Chat fɔ rɛfrɛns .

Imajin wan skru trɛd chɔt . Dis chart go sho aw UNF thread dɛn klos pak klos wit wan ay nɔmba trɛd pan wan inch, we di UNC trɛd dɛn gɛt wida spays bitwin di trɛd dɛn.

Di choice bitwin UNF ɛn UNC thread dɛn de bɔyl dɔŋ to di spɛshal nid dɛn fɔ di aplikeshɔn. UNF threads, wit dɛn fayn fayn pitch, de gi ay trɛnk ɛn prɛsishɔn, we fayn fɔ ay-tek ɛn ay-stres ɛnvayrɔmɛnt. UNC threads, na di ɔda say, de gi izi fɔ yuz ɛn mek, we de mek dɛn fayn fɔ jenɛral kɔnstrɔkshɔn ɛn prɔdak usay ay prɛsishɔn nɔ de as krichɔ. Dɛn tu kayn dɛn ya gɛt dɛn yon bɛnifit dɛn, we de mek dɛn impɔtant na dɛn yon aplikeshɔn dɛn.

Fɔ mɛzhɔ ɛn fɔ no di UNF ɛn UNC trɛd dɛn .

Tul dɛn fɔ mɛzhɔ trɛd dɛn .

Fɔs tin fɔs, fɔ mɛzhɔ trɛd kɔrɛkt wan, yu nid di rayt tul dɛn. Di wan dɛn we kɔmɔn pas ɔl na:

L Calipers : Dɛn tul ya de mɛzhɔ di ɔdasay dayamita fɔ wan trɛd. Dem lek fansi rulers we kin tel yu exactly aw big wan thread bi.

L Thread Gauges : Dis na lɛk tɛmplat fɔ trɛd. Yu mach di thread agens di gej fɔ fɛn in saiz ɛn pitch.

Step-by-step gayd fɔ no di UNF ɛn UNC trɛd dɛn .

Fɔ no if trɛd na UNF ɔ UNC na stret wit dɛn step ya:

1. Mekɔp di dayamita : Yuz kalipa fɔ mɛzhɔ di ɔda dayamita na di trɛd. Dis de tɛl yu aw i big.

2. Kɔnt di trɛd dɛn : Kɔnt di nɔmba fɔ di trɛd dɛn insay wan inch lɔng. Dis na di say we yu si di difrɛns – UNF trɛd dɛn go gɛt mɔ trɛd pan wan inch pas UNC.

3. Yuz wan trɛd gej : Match di trɛd to wan trɛd gej. Di gej go kɔnfɔm di pitch ɛn if na UNF (fayn) ɔ UNC (kɔs).

4. Chek di chart : Yu kin rifer to wan skru thread chart  fɔ mek yu kɔmpia am kwik kwik wan. Dis chɔt de sho ɔl tu di UNF ɛn UNC trɛd dɛn wit dɛn rispektiv pitch ɛn dayamita.

Tips fɔ mek shɔ se dɛn mɛzhɔ di kɔrɛkt kɔrɛkt wan .

Fɔ gɛt di mɛzhɔmɛnt dɛn rayt na impɔtant tin. Na sɔm advays dɛn ya:

l Klin di trɛd dɛn : Bifo yu mɛzhɔ, mek shɔ se di trɛd dɛn klin. Dɔti kin mɛs yu mɛzhɔmɛnt dɛn.

l Mek yu mɛzhɔ bɔku tɛm : Fɔ avɔyd mistek, mɛzhɔ tu-tri tɛm ɛn tek di avɛrej.

l Yuz Gud Kwaliti Tul : Invɛst insay ay-kwaliti kalipa ɛn gej fɔ mek dɛn ebul fɔ mɛzhɔ mɔ kɔrɛkt wan.

l Stay Steady : We yu de mɛzhɔ, ol yu tul dɛn stedi fɔ mek yu nɔ slip ɛn gɛt rɔng ridin.

We yu de wok pan wan projɛkt, fɔ no if yu fɔ yuz UNF ɔ UNC trɛd kin mek ɔ brok yu wok. We yu mɛzhɔ ɛn no dɛn trɛd ya kɔrɛkt wan, dat de mek shɔ se yu fastɛns dɛn  fit fayn fayn wan, ilɛksɛf yu de bil wan pat pan fɔnicha, mek motoka, ɔ ivin gɛda aerospace komponent dɛn. Gud mɛzhɔmɛnt kin mek yu gɛt strɔng, stebul, ɛn sef kɔnɛkshɔn insay ɛnitin we yu mek ɔ ripɛnt.

Praktikal Aplikeshɔn ɛn Indastri Insayt dɛn .

UNF threads in prɛsishɔn ajɔstmɛnt ɛn fikseshɔn dɛn .

UNF (Unified National Fine) Threads na lɛk di prɛsishɔn ɛkspɛkt dɛn na di trɛd wɔl. Na ya dem rili stand out:

l Erospace and Aviation : Insay plen ɛn spɛshɔl ship, ɛvri smɔl pat fɔ pafɛkt. UNF thread dɛn de yuz insay injin pat  ɛn bɔdi strɔkchɔ  fɔ dɛn ay prɛsishɔn.

l Automotive Manufacturing : Insay motoka, mɔ na di mɔ diliket pat dɛn lɛk ilɛktronik kɔmpɔnɛnt dɛn , UNF trɛd dɛn de gi di prɛsis fitin we dɛn nid.

l Ilɛktronik Ikwipmɛnt : Fɔ gadget ɛn divays, usay ɛvri milimita kɔnt, UNF trɛd dɛn impɔtant fɔ dɛn akkuracy  ɛn tayt kɔnɛkshɔn.

UNC Threads in Mass Production of Fasteners .

We i kam pan fɔ mek bɔku fastɛns kwik ɛn efyushɔn, UNC (unified National coarse) thread na di go-to:

L Kɔnstrɔkshɔn : Insay bildin ɛn infrastukchɔ, dɛn de yuz UNC trɛd dɛn na bolt  ɛn skru  fɔ dɛn trɛnk ɛn izi fɔ yuz.

l Jɛnɛral mashin : Fɔ mashin dɛn we nid robust ɛn rilibul fastɛns, UNC trɛd dɛn de gi di pafɛkt balans fɔ trɛnk ɛn izi fɔ handle.

Indastri-spɛsifi k yuz kes fɔ UNF ɛn UNC trɛd dɛn .

Ɛni kayn trɛd gɛt in yon supapawa fɔ difrɛn industri dɛn:

l unf threads : In precision instruments  and aerospace , usay ɛvri ditel impɔtant, UNF thread dɛn impɔtant fɔ dɛn ay trɛnk  ɛn prɛsishɔn ..

L UNC Threads : Insay industri dɛn lɛk kɔnstrɔkshɔn ɛn ebi ebi mashin, usay fastɛns dɛn nid fɔ bi tranga ɛn rilibul, UNC trɛd na di favrit dɛn.

Chalenj dɛn fɔ mek mashin ɛn fɔ gɛda .

Fɔ wok wit trɛd nɔ kin izi ɔltɛm. Na sɔm prɔblɛm dɛn ya:

l Prɛsishɔn insay mashin : Fɔ mek UNF trɛd dɛn nid fɔ gɛt ay prɛsishɔn na CNC mashin . Wan smɔl mistek kin mek big difrɛns.

l Handling and asembli : UNC threads, being coarser, na izi fɔ handle bɔt dɛn fɔ tek tɛm mek mashin fɔ mek shɔ se dɛn fit fayn fayn wan na rougher aplikeshɔn.

L Material Selection : Di choice of material fɔ ɔl tu di UNF ɛn UNC thread dɛn na impɔtant tin. I de afɛkt di trɛd in trɛnk , stebiliti , ɛn di resistans  to strɛs.

If na di prɛsishɔn-rikwayd aplikeshɔn fɔ UNF trɛd dɛn na ɛrospɛs  ɛn ilɛktronik kɔmpɔnɛnt dɛn  ɔ di robustnɛs fɔ UNC trɛd dɛn na kɔnstrɔkshɔn ɛn mashin, dɛn ɔl tu de ple impɔtant pat dɛn na dɛn rispektiv fild dɛn. Ɔndastand dɛn spɛshal yus ɛn chalenj dɛn de ɛp fɔ mek di rayt trɛd sɛlɛkshɔn  fɔ ɛni yunik aplikeshɔn, fɔ mek shɔ se di fayn fayn ɛn sef fɔ di fayn prodak.

Selekt di rayt trɛd tayp .

Factors fɔ tink bɔt we yu de pik bitwin UNC ɛn UNF .

Fɔ pik di rayt trɛd tayp – UNC ɔ UNF – na impɔtant tin. Na dis fɔ tink bɔt:

1. Aplikeshɔn Nid : Yu de wok pan sɔntin we nid ay prɛsishɔn, lɛk ayrakt pat ? Go fɔ UNF. Fɔ jenɛral kɔnstrɔkshɔn, UNC na yu bɛst bet.

2. Strɔng Rikwaymɛnt : UNF trɛd dɛn de gi mɔ trɛnk bikɔs ɔf dɛn fayn pitch, we de mek dɛn fayn fɔ ay-stress aplikeshɔn dɛn.

3. Assembly Environment : If di envairoment prone to dort or damage, UNC’s coarser thread dem de fogiv mo.

4. Manufacturing Capabilities : Yu gɛt di ikwipmɛnt fɔ prɛsis UNF threading? If nɔto so, UNC kin bi mɔ prɛktikal.

Di standad ɛn kɔnvɛnshɔn dɛn we di industri gɛt .

Ɛni industri gɛt in yon prɛferɛns:

l Aerospace : Dɛn kin yuz UNF fɔ yuz am fɔ in ay prɛsishɔn  ɛn trɛnk ..

L Kɔnstrɔkshɔn : Dɛn kin lɛk fɔ yuz UNC fɔ mek i strɔng ɛn izi fɔ yuz.

l Automotive : Na miks fɔ dɛn tu, dipen pan di pat we dɛn de mek.

Matching thread types wit bolt ɛn nat .

Fɔ gɛt di rayt we fɔ pe na di men tin:

l Chɛk kɔmpitibliti : Ɔltɛm mek shɔ se di bolt in trɛd tayp mach di nat in. Wan UNF bolt nid wan UNF nat.

l Rif to wan skru thread chart : Dis chart de ɛp fɔ mach di trɛd dɛn kɔrɛkt wan, sho di pitch  ɛn di trɛd dɛnsiti ..

l Tink bɔt matirial : Di matirial fɔ di bolt ɛn nat fɔ kɔmpitabl fɔ wan tayt kɔnɛkshɔn ..

in prɔsis .

Mek wi se yu de assemble wan pies of ilektronik ekwipment. Yu go mɔs pik UNF trɛd fɔ dɛn fayn pitch  ɛn prɛsishɔn . Na di ɔda say, if yu de bil buk shelf, UNC thread go bi mɔ fit fɔ dɛn trɛnk ɛn izi fɔ handle.

Fɔ pik bitwin UNC ɛn UNF trɛd dɛn kin kam dɔŋ fɔ ɔndastand di patikyula tin dɛn we yu fɔ du fɔ yu prɔjek, di standad dɛn fɔ di industri, ɛn mek shɔ se ɔl di kɔmpɔnɛnt dɛn we gɛt fɔ du wit di wok go kɔmpit. Ilɛksɛf na fɔ dilik prɛsishɔn inschrumɛnt ɔ strɔng kɔnstrɔkshɔn matirial, di rayt trɛd tayp de mek shɔ se stebul , trɛnk , ɛn di ɔvala sakses fɔ yu asɛmbli.

Dɔn

As wi de rap, lɛ wi mɛmba di men wok dɛn we UNF ɛn UNC trɛd dɛn de du na difrɛn industri dɛn. Dɛn trɛd ya, smɔl lɛk aw dɛn kin tan lɛk, na impɔtant tin fɔ mek shɔ se dɛn gɛt sef, prɛsishɔn, ɛn wok we bɔku bɔku aplikeshɔn dɛn gɛt.

Rikap di impɔtants fɔ UNF ɛn UNC trɛd dɛn na di industri .

l unf threads : Dɛn fayn pitch de mek dɛn fayn fɔ ay prɛsishɔn ɛn trɛnk-rikwayd aplikeshɔn dɛn lɛk insay aerospace , prɛsishɔn inschrumɛnt dɛn , ɛn ɔtomotiv manufakchurin.

l unc threads : Dɛn sabi dɛn fɔ dɛn kɔs pitch, dɛn trɛd ya impɔtant fɔ bil, ebi mashin, ɛn ɛvride prɔdak fɔ mek i izi fɔ yuz ɛn fɔ strɔng.

Faynal tinkin fɔ pik ɛn yuz di rayt trɛd tayp fɔ spɛshal aplikeshɔn dɛn .

Fɔ pik di rayt trɛd – UNF ɔ UNC – kam dɔŋ to:

l Ɔndastand di aplikeshɔn : Di patikyula nid dɛn fɔ yu prɔjek, ilɛksɛf na ay prɛsishɔn ɔ robustnɛs, go gayd yu sɛlɛkshɔn.

l Industry Standards : Fɔ no bɔt di kɔnvɛnshɔn dɛn we di industri kin gɛt kin ɛp fɔ mek dɛn pik wan tin we dɛn no bɔt.

l Compatibility : Fɔ mek shɔ se di trɛd dɛn, bolt dɛn, ɛn nɛt dɛn we yu pik, na impɔtant tin fɔ mek dɛn go ebul fɔ mek di asɛmbli we go wok fayn.

Thread kin bi smɔl, bɔt dɛn impak na big big wan. Frɔm di plen we de flay ɔp wi to di ilɛktronik divays dɛn we wi de yuz ɛvride, UNF ɛn UNC trɛd dɛn de ol wi wɔl togɛda. So neks taim yu de wok pan wan projek, giv wan tinkin to dis smol smol hiro dem. Di we aw yu pik bitwin UNF ɛn UNC kin mek ɔl di difrɛns pan di trɛnk, prɛsishɔn, ɛn lɔng layf we yu mek.

FAQ we de na di wɔl.

K:  Wetin na di difrɛns bitwin UNF ɛn UNC trɛd?

A:  UNF thread dɛn fayn fayn wan; UNC threads na coarser. UNF gɛt mɔ trɛd dɛn fɔ wan inch. UNC na mɔ kɔmɔn insay jenɛral yus.

K:  Ustɛm a fɔ yuz UNF trɛd dɛn oba UNC trɛd dɛn?

A:  Yuz UNF fɔ mek yu gɛt bɛtɛ tɛnsiɔn ɛn fɔ mek yu ajɔst fayn fayn wan. UNF na prɛferɛd in aplikeshɔn dɛn we nid ay prɛsishɔn.

K:  Aw a go mɛzhɔ trɛd pitch fɔ UNF ɛn UNC trɛd?

A:  Yuz wan thread gej fɔ kɔnt threads per inch. Mekɔp di peak-to-pik distans bitwin di trɛd dɛn. Kɔmpia wit di standad dɛn we dɛn sabi.

K:  Na UNF ɛn UNC trɛd dɛn kin chenj?

A:  Nɔ, dɛn gɛt difrɛn trɛd pitch dɛn. If dɛn chenj di we aw dɛn de chenj, dat kin mek dɛn pwɛl. Ɔltɛm mach di kɔrɛkt trɛd tayp.

K:  Us tul a nid fɔ wok wit UNF ɛn UNC trɛd?

A:  Yu go nid tap ɛn day, wan trɛd gej, ɛn rench. Mek shɔ se tul dɛn mach di kayn trɛd. I kin nid bak fɔ mek dɛn yuz lɔbrik bak.


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