Meteriki dikgwele: boholo. Meteriki thread: GOST

Hoa tsebahala hore ho na le threaded - e mong oa atileng ka ho fetisisa dikgokelo polaka, lumella ho etsa phutheho le disassembly mosebetsi ntle senya botšepehi ba makala le mechine. Motheong oa jwalo komponeng e beha ka bokaholimo ba ba babeli kapa ho feta ba chenchana 'mele khoele, e haholo-holo arologanyediwa ka paka ya ho itšetlehile ka entsprechen tse hlalositsoeng ka tlaase mona. Classification tsa dikgwele fanoeng tafole e ka tlaase.

meteriki thread

Helical itšeha ka kapa boitsebisong ea nang le leino profil ka mokgwa wa e triangolo isosceles, - khoele meteriki, litekanyo tsa lona lekanngoa ka millimeters. Sebopeho sa kopo holim, khoele ena ke cylindrical, empa ka 'na ba conical.

Ea bobeli ke ka ho fetisisa ratoa ho sebedisa, haholo-holo bakeng sa ho bolela latelang ya le tsobotsi:

• woman stage;
• liankora;
• woman stage;
• hardware;
• studs;
• linate le tse ling.

Threaded, ea litututsoana ka e le setsi sa sebopeho conical, bitsoa meteriki taper tshekatsheko. E e sebelisoa ka libakeng tse hlokang hore dikgokelo potlako notlela, ha ho tiisoa ha ho eketsehileng 'me le cessation ea dutla e bonolo hula hammoho selekane le. Le sebelisitsoe ka jams sesebediswa le dikgokelo piping:

• oli;
• oli;
• khase;
• metsi;
• moea.

Ho boetse ke habohlokoa ho tseba hore conical le cylindrical thread na le profil tšoanang, e leng lumella u ho fasten bona hammoho. dikgwele meteriki ba classified ke boholo, ba chenchana ka tataiso, le tlatsetso mohato entsprechen ba bontšoa ke tšoaea.

Litekanyo tsa dikgwele meteriki

The qhalakana ba bophara ba thread ho indasteri e na le mefuta e fapaneng ho tloha 0,25 ho 600 limilimithara, ka bophara le ho feta 68 limilimithara thread tla nyane feela, athe pele palo ena - fapana. Thread ka sekontiri se metsi se seholo le sebelisitsoe ka metsoako tlas'a mojaro phahameng le makala. Hape thahasellisang ke 'nete ea hore ho na le e kholo thread sekontiri se metsi se kamehla e tsitsitseng mabapi le bophara ba, ho fapana ho ea e metle, eo e ka fapana, e le hore ka thoko le ho ekelletsa moo o ile a bontša ka ho bo bitsa ena.

Ka mohlala, haeba ka litokomane le botekgeniki kapa litšoantšo ka manonyeletso ea likarolo fumanoa "M16", e leng se bolelang hore ka tlas'a lengolo la M bua ka khoele meteriki. Litekanyo tsa makhetlo Link bophara - 16 limilimithara le kholo ka ho fetisisa maemo a ho thread sekontiri se metsi - 2 limilimithara, ho ea ka tlhahisoleseding e boletsweng tafoleng (khoele ea mola bobeli e bontšoa ka masakaneng). Ho joalo, meteriki thread: litekanyo mantlha (GOST 24705-2004).

Fine sekontiri se metsi thread

The tšoaea e bontša mohato oa nyane ka mora bophara. Ho bonahala eka sena: "M16 Tiket 0.5», moo, joalokaha se tsebahala, M - meteriki tshekatsheko. Litekanyo tsa bophara Link lekana le 16 limilimithara, ka mohato boholo - 0.5 limilimithara. Ho thahasellisang ke hore ka mor'a 2-limilimithara bophara phapang pakeng tsa sekontiri se metsi nsete fetoha haholo bonahaleng, ea isang ho ho arohana. Moo e lekanang le bophara ba sehlahisoa na mefuta e 'maloa ea dikgwele o motle sekontiri se metsi, e le ka 16, tšohloa limilimithara:

• 1.5 limilimithara;
• 1,0 limilimithara;
• 0,75 limilimithara;
• 0.5 limilimithara.

E le mohlala oa tafole e lumellang ho utloisisa le pono hlahloba mefuta e fapaneng ya dikgwele o motle, ho sa kenyeletswe la mehato e meholo pele tšohloa.

Meteriki thread: litekanyo mantlha (GOST 24705-2004)

totobatsa dikgetho

The multiple-thread sekontiri se metsi se bontšoa ka thoko (ka parentheses), 'me palo ea nyako ho bontšitsoe sebakeng sa lona. Mona 's kamoo sena le ditekanyetso tse ling tse eketsehileng li boletsweng bo bitsa ho:

• (P1) - moo P - ke mohato oa 1 limilimithara, 'me e makhetlo - 3 (mohlala: M42 × 3 (P1));
• LH - setseng thread (mohlala: M40 × 2LH);
• MK - meteriki thread conical (mohlala: MK24h1,5);
• EG-M kapa GM, moo G bolela khoele cylindrical motheong oa terata kenyelletsong kapa e loketseng (mohlala: EPL 6-GM5);
• g,, H, H - Field mamello ke mamello ya bophara, ka karolelano hammoho le bophara ba protrusion (mohlala: M12-6g) le ka tolerances tse fapa-fapaneng le diameters hare le kantle ea bobeli ea ho tšoaea mamello thontsweng (mohlala: M12-6g / 8H).

thread bophara

Ho na le ke litsupa boletsweng litafole kakaretso hore ke tsa bohlokoa ho nahana ka eona ha ba ne ba nka meteriki thread - litekanyo diameters:

• ponahalo ea (D le d);
• ka hare (D _{1 le:} d _1);
• Mahareng (D _{2 le} d _2);
• e ka tlase ka hare la ho tepella maikutlo le (d _3).

Ka tšebeliso atile a threaded kopanetsoeng Sliding bohlokwa ho loketse haholo fumanweng bophara, ka karolelano, 'me ka tabeng ea tekano ea melao ea boitšoaro, e khōlō ka ho fetisisa le d ₂ tsekema le linate bonyane D _2.

Motse-moholo oa mangolo D bolela le bophara ba dikgwele hare, 'me beha ka likarolo Link bokaholimo ba khethiloe ka litlhaku tse nyenyane -: d. linomoro e bontša sebaka sa. Tekanyo ea masimo a ho nepahala mamello classified litlhaku alfabeta: E, F, G, H, le d, e, o f, g,, H, 'me e le bophara ba ka, boleng ba bontšang lefelo la litlhaku.

Karo-karolelano ea dikgwele meteriki le lisenthimithara

Ka lehlakoreng le leng ho ea linaheng tse Europe le tšoanang, moo, ka mor'a hore puso ea Napoleon o ile a atile oona tsamaisong meteriki ka linaha tsa likolone ea pele ea Brithani le satellitari lona litekanyo tsohle li etsahala tsamaisong ea 'muso. Tsamaisong ena, ea ka tekanyo ea dikgwele le dikgokelo entsoe ka lisenthimithara tse.

Khoele helical le leino profil ka mokgwa wa e triangolo isosceles le vertex angle tsa likhato 55. (UTS-in tekanyetso bakeng sa United States le Canada -. Likhato 60) o bitsoa ka intshi khoele, litekanyo tsa lona di ka lisenthimithara tse, le sekontiri se metsi le -. Ka palo ea ba chenchana ka intshi (1 "= 24,5 limilimithara) joalo dikgwele fastening di etsoa mefuta e fapaneng 3/16 "ka lebitso le ho bontša feela bophara ntle.

Litekanyo intshi le dikgwele meteriki caliper, ba lekanngoa, 'me haeba tabeng khoele meteriki hore e tla ka ho lekaneng, ka litekanyo intshi mora tšebeliso tafole e khethehileng. Ha lekanya dikgwele sebelisa dithempleite le tloaelo eo, empa ho na le boetse ho na le tsela ea batho ba lekanyang mohatong o: haeba, ke wrapping pampiring khoele, ka makhetlo a 'maloa ho Scroll ka sehlahiswa, o ngotsoe pampiring tselaneng, e leng lumella ho etsa go lekanya' musi. Ha e sebelisoa e le lakane pampiri bukeng karolong e ka mohala ba hlola ba hloka - ho lekaneng ho bala palo ea batshwai ka lisele tse 2 (1 cm,) le arola ka 10.

Litekanyo tsa mekoti

Kamohelo khoele e loketseng ho:

• batang phikolosetsa tsa rollers le lihlooho;
• seha lichesele, cutters kapa khekhe;
• seha ka a shoa kapa phathatsa;
• foromeletsoeng nepahetseng;
• sila kapa machining motlakase tebelwa.

Bakeng sa ho seha ka workpiece dikgwele Link etsoa ka sebopeho cylindrical le chamfer, 'me ke e ka hare e ile ea fata hanyenyane ka tlase ho e hlokahalang meteriki thread (boholo) lesoba, empa seholo ho feta bophara lona ka hare. Mora hlalosang openings tsa boholo bo meteriki khoele, e ke ho hlokahala hore ho nahana ka hore ha seha notches ka lintho tse bonahalang a leeme extrusion o ile a ameha sebopeho sa profil threaded. Taba ea bohlokoa ke ho nkoa le thepa ea lintho tse bonahalang eo ho eona ho cheka o etsoa, fokotsa ka boholo ho 0,1 limilimithara tirila.

Litekanyo tsa linate le thread meteriki

Nut - e mong oa metsoako ea thepa ea motheo e fastening, nang le thread hare. Ba fapana le bophahamo amanang le ho bophara le matla le phetolo ya morero oa eona a ne a rerile. Ka ho fetisisa ho pharaletseng sebediswa ke linate kapa hex-senotlolo, le hore 's lenane la tsona le sesupo sa baeti:

• GOST 5915-70 - e mahareng-boholo bo lekaneng;
• GOST 15523-70 - phahameng;
• GOST 22354-77 - eketsehileng matla;
• GOST 5916-70 - Low linate le phomotse ka;
• GOST 10605-94 - tlasa thread bophara ba fetang 48 limilimithara.

Ho na le ba e ngata ea linate le khethehileng-morero oa hae, mona Mehlala e meng 'me baeti ba bona:

• cap,-mofuta (hexagonal) - GOST 11860-85;
• bakeng sa pukwanana rag (the linate lepheo) - GOST 3032-74;
• welt moqhaka - GOST 5919-73;
• Slotted potoloha - GOST 11871-88, GOST 10657-80;
• ho potoloha, ka bofelo, radial masoba - GOST 6393-73;
• bakeng sa rigging (leihlo-linate) - Standard 22355 (DIN580, molumo o moholo 582).

The paramethara bohlokoa ka ho fetisisa bakeng sa dikgokelo sebelisa tshwanelelanang thread le linate tshekatsheko. Melao ea Boitšoaro e ratoa ho feta le dikgwele kgolo sekontiri se metsi ho bontšitsoe tafole e ka tlaase moo S - boholo ba senotlolo, ea e - bophara ba linate, 'me m - bophahamo ba eona.

Ngollano tafole ea dikgwele le linate (GOST 10605-94 le GOST 5915-70)

litekanyetso tsa hae

Khoele boholo bo ka sehloohong ke ho ipeha tlas'a GOST 24705-2004, eo modifies tekanyetso - ISO 724: 1993 (tlhophiso ea machaba). Ena ea baeti le July 1, 2005 ke boemo maemo a Federation ea Russia 'me o nahana ka lithahasello tsa moruo e eketsehileng linaheng tse 12, eo pele e neng e le karolo ea Soviet Union, ba kgethilego bakeng sa hae. Oela tlas'a pharalla lona le boholo ba dikgwele meteriki GOST 9150 kakaretso-morero oa hammoho e le diameters le mehato GOST 8724.

Ho ea ka litloaelo tsa interchangeability ea sebele GOST ho tse thathamisitsoeng mona ka tlase e bua ka melao-motheo ea oona tsamaisong ea machaba le ea sechaba:

• GOST 8724-2002 (ISO 261-1998);
• GOST 9150-2002 (ISO 68-1: 1998);
• GOST 11708-82;
• GOST 16093-2004 (ISO 965-1: 1998 le ISO 965-3: 1998).

Standard ena gokaganyang litekanyo tsohle tse ka sehloohong, tolerances khoneha, terminologicos le mekhoa bakeng sa bala diameters:

• D ₂ = D - 2: x 3/8 H = D - P 0,6495;
• le d ₂ = D - 2: x 3/8 H = d '- P 0,6495;
• D ₁ = D - 2: x 5/8 H = D - P 1,0825;
• le d ₁ = D - 2: x 5/8 H = d '- P 1,0825;
• le d ₃ = d '- 2 17/24 H = d' - 1,2267 P.

Ho thata ho nahana bophelo ba kajeno ntle mechine e, esita le boima le ho feta ho nahana ka mokhoa ntle dikgokelo detachable, eo e fana ka tshekatsheko. Bokgoni, le boiketlo bo lekanyelitsoeng ba proizvodnje, le tšebeliso e mabothobotho ea dikgokelo threaded secured sebaka ke tlhompho historing ea lefatše.