Ferrule

Saka chii chinonzi ferrule?Kazhinji, chero mhando yetambo kana chidimbu chinoshandiswa kubatanidza, kusimbisa kana kuchengetedza zvinhu pamwechete.Itsanangudzo yakafara inovhara zvese kubva kumabhandi akaiswa kumigumo yetambo dzeshangu kuti dzisabvaruka, kusvika kune yakasimba masimbi esimbi. anoshandiswa kubatanidza tambo dzewaya pamwe chete.Asi munyika yewaya, ferrules dzine tsananguro yakanyatsojeka uye dzinoshanda chinangwa chakasiyana kwazvo pane ferrules dzinoshandiswa pachete mechanical applications.
Waya ferrule ichubhu yesimbi yakapfava inokwidibira kusvika kumagumo kwewaya yakasungwa kuti ivandudze hunhu hwekubatanidza waya. Mafero mazhinji anogadzirwa nemhangura, kazhinji akaiswa tini. Maferu ane saizi yegeji chaiyo yewaya, ese mudhayamita. uye kureba.Zvisinei, iyo ferrule inopfuura cylinder iri nyore - ine muromo kana moto kune imwe mugumo inounganidza uye inosimbisa tambo imwe chete yewaya kana ferrule yaiswa.
Kuputika kwemafuta akawanda hakuoneki pakarepo nokuti inowanzoputirwa mumucheka wepurasitiki wetambo wekupinda mukati. Sleeve inoshanda sekuchinja pakati pekuvhara waya uye ferrule pachayo, uye inoshandawo kuunganidza chero tambo dzisina kusimba mu lumen ye. ferrule.Kusiyana nezvimwe zvechinyakare crimp connections, iyo yepurasitiki sleeve yeferrule haina kudzvanywa panguva yekuiswa.Inoramba yakasimba yakatenderedza insulation uye inopa imwe dhigirii yekuzorodza mushure mekuiswa nekufambisa iyo bend radius yewaya kubva kumagumo ekuvhara. .Mazhinji ferrule sleeves ane mavara-coded yewaya saizi muDIN 46228 chiyero, iyo, inovhiringidza, ine macode maviri akasiyana, French neGerman, mumasquare millimeters kune imwechete cross-sectional nzvimbo.
Kana iyo ferrule ichinzwika sechinhu cheEurope kupfuura chinhu chekuAmerica, pane chikonzero chakanaka.Kuti uwane CE certification, midziyo yemagetsi inofanira kumisa waya dzakasungwa kuita screw kana spring terminals ine ferrules.Hapana mutemo wakadaro muUS, saka kushandiswa kwemaferi mumidziyo yeUS hakuna kujairika.Asi ferrules dzine zvakanakira izvo zvakaoma kuramba, uye kutorwa kwavo kunoratidzika kunge kuri kupararira nekuti vanoita zvakanaka engineering pfungwa.
Kuti unzwisise kuti sei, sunga chimedu chipfupi chewaya yakasungirirwa yechero geji. Waya yakasungwa inochinjika, ndicho chimwe chezvikonzero nei waya yakasungwa ichishandiswa pachinzvimbo chewaya yakasimba mumashandisirwo emafoni uye mukana wekuzunguza. , muchidimbu nokuti kuvhara kunoputira tambo dze conductor, zvichiita kuti dzirambe dziri pedyo nepedyo uye kuchengetedza tambo dzega dzakamonereka kana kuti dzakaiswa kunze.Zvino bvisa zvishoma zvekudzivirira kubva kune rumwe rutivi.Uchaona kuti kazhinji kuiswa kwe tambo dzinenge dzavhiringika zvishoma - dzinosunungura zvishoma. Bvisa zvakanyanya zvekudzivirira uye tambo dzinowedzera kupatsanurwa.
Iri ndiro dambudziko guru rinogadziriswa nemaferru: Mushure mekukurura, vanochengetedza chisungo chakasimba pakati petambo dziri mukondukita uye vanobvumira kubatana kuti kuite yakazara yakayerwa ikozvino.Pasina ferrules, tambo dzakabviswa dzakamanikidzwa mu screw terminals dzinoita kutamba, kuderedza nhamba. yetambo imwe chete inoita kuti ibatane zvakasimba neinomira.Kugumiswa uku kune kupikisa kwakakwirira kudarika kusungirirwa kweferrule kwakakodzera.Kuitwa kwewaya yakasungirirwa ine ferrules kuri nani pane pasina ferrules.Source: Weidmüller Interface GmbH & Co. KG
Sezvimwe nezvimwe zvinobatanidza crimp, tambo dzewaya dziri mukati meferrule yakashandiswa zvakanaka dzinoiswa pasi pekumanikidzwa kukuru, kutambanudza axially uye kutsvedza radially mukuita. tambo, nepo radial compression inoita kubvisa nzvimbo dzemhepo pakati pezvisungo.Izvi zvinowanzoita kuti crimped connections zvive nani pakupikisa oxidation pane tambo dzisina kuvharwa, zvichiwedzera hupenyu hwekubatanidza.
Saka hoops ndiyo nzira yekuenda kune vemhuri gamers?Pakazere, ndingati hongu.Ferrules ine mabhenefiti akajeka pamusoro peyakajairika waya yakasungwa, uye mune yakakwira maapplication azvino ndinoomerera pakuvashandisa ne screw terminals, kana chero kupi munhovo uko kunetseka kuri. kurerukirwa.Uyezve, vanopa mapurojekiti kutaridzika kwakachena, kwehunyanzvi, saka ndinowanzo kuabatanidza mune yangu yakasungwa waya yekubatanidza kunyangwe iyo application isiri yakakosha. Chokwadi, kushandisa maferrules hakusi pasina muripo, asi pamadhora makumi matatu ekiti. nematurusi akasiyana-siyana uye maturusi akakodzera ekurovera, izvo hazvina kushata.
"Waya yakasungwa inochinjika, ndicho chimwe chezvikonzero zvekushandisa waya yakasungwa pachinzvimbo chewaya yakasimba mumashandisirwo enhare uye mukana wekudedera."
Hauna chinongedzo chehurukuro yawakatumira masvondo mashoma apfuura pamusoro pekubatanidza nhengo dzepombi uye kushandisa ferrules?Vhidhiyo iyi yakaita kuti ndidanane nemafero uye ikozvino ndave kudanana navo.
Phoenix Contact inogadzira chishandiso chikuru chinosanganisira magazini (sepfuti) akafanorongedzerwa maferrules ehukuru hwakasiyana anotsvedza muchishandiso.
A yakashandiswa Weidmuller PZ 4 kazhinji inotengesa pa eBay nemari inosvika madhora makumi matatu
Kune akawanda maconnector, maturusi ekuchekeresa akachipa kubva kuchina/ebay achakuitira basa rakanaka kwazvo.- KuFerullas, maprong mana akareruka anokwana (6 prongs ari nani nehunyanzvi, asi nemaprong mana unowana sikweya yakanaka, inokubvumira kukwana. waya dzakakurisa zvishoma muPCB screw terminals) neIyo inonyanya kukodzera kushandisa 6 claws mukuisa AC ine maround terminals.- Kune mablade connectors, unogona kushandisa kit ine shaya dzinotsiviwa, seChina Paron, unowana crimper ine shaya ina. uye waya yakatetepa stripper mubhegi rakanaka - JST zvibatanidza - kunyanya yakanaka pitch connectors inyaya pachayo, unoda chimbo chakamanikana kuti ukwanise kuita chero chinhu chakanaka navo, senge injinjini 09 kana yakakodzera kubva kuJST, asi. iwo ari ($400+) - -IDC (implied displacement connector) inogona kuitwa zviri nyore pasina maturusi.Asi unogona kurerutsa chishandiso nekushandisa mapiresi ari nyore ane 2 flats.
-Mazhinji mazita ekubatanidza maturusi ekugadzira maturusi anodhura, asi mamwe ane maturusi akanyatso kubatanidza anodhura zvakanyanya (TE kubatana)
-Paunoenda kune semi-batch kugadzirwa kwe50+ zvidimbu, fungawo tambo dzakasviba, masevhisi anopihwa neDirty PCB https://hackaday.com/2017/06/25/dirty-now-does-cables/ uye upe ruzivo nezve kubatanidzwa kwakakurumbira Mimwe mirairo pamurwi iri pane iyi link http://dangerousprototypes.com/blog/2017/06/22/dirty-cables-whats-in-that-pile/
Nguva dzose zvakanaka kufunga nezvemhando yezvinhu paunenge uchigadzira hurongwa hwekubatanidza (goridhe haisi nguva dzose yakanakisisa yakakodzera), iyo voltage yakagadzirwa pakati pesimbi mbiri inogona kugadzira chibatanidza chisina kukodzera kugadzwa kwenguva refu https://blog. samtec.com/ Post / simbi yakasiyana mukubatanidza kubatanidza /
Kana iwe uchida kunzwisisa iyo yakakosha mechanics yekubatanidza crimping, tarisa ichi hackaday chinyorwa nezvayo https://hackaday.com/2017/02/09/good-in-a-pinch-the-physics-of-crimped-connections / spoiler crimp = inotonhora solder
Kana iwe uchida kunyatsopinda mune izvo, kune bhuku rakanaka kwazvo naWurth elektronik http://www.we-online.com/web/en/electronic_components/produkte_pb/fachbuecher/Trilogie_der_Steckverbinder.php
Bhonasi: Kana iwe ukagona zvese zviri pamusoro, unogona kushanda pasina matambudziko mune chero indasitiri huru, uye pane imwe aesthetics yeku crimping majoini nemazvo.
Knipex ref. a branded ferrule (saSchneider).
Pressmaster MCT frame and correct plug-in thingie (die).Furemu yacho inenge $70, mold ingangoita $50, give or take.Ichi ndicho chinhu chakanakisisa chandakawana mushure mekuverenga eevblog nekuzviedza.Inoita molex kk connectors nezvose. mhando yezvinhu, ingotenga chaiyo mold insert.pressmaster inotengeswa pasi pemazita akawanda, saka zviwane nemufananidzo uye uone kuti ndeapi mamwe mazita aakakurongedzera.
Apa ndipo payakatumidzwa zita.wiha hapana chekuita neizvi, asi mucherechedzo mukuru!Zvakanakisa kudzivirira izvi;wana chero zita raunogona kuwana paMCT kuti uchengetedze mari.Zviumbwa zvose zvakafanana, hapana mucherechedzo pazviri, ingori pressmaster (sekuona kwangu ini; ndine zvingangoita 3 kana 4 molds kune zvose zvandinoda).
https://www.amazon.com/gp/product/B00H950AK4/ ndiyo yandinoshandisa kumba. Yakachipa zvakanyanya, asi inoita kunge yakafanana inotengeswa neferrulesdirect.com (mutengesi watinoshandisa kwandinoshanda).
Nguva dzose shandisa zvishandiso, kunyanya crimpers, nehanya.Chimwe chinoratidzika zvakafanana kubva pamufananidzo wakaderera-res pakombiyuta yako zvinogona kureva kuti mold yakashata pakati peAmazon version uye shanduro inotengeswa nemutengesi ane mbiri.Iyo inofa ndiyo inonyanya kukosha chikamu: kana isina kunyatsogadzirwa uye kugadzirwa, haugone kuvimba ne100% pamhando yecrimp yako, iyo inokunda chinangwa chese chekushandisa ferrules.
Unior 514 uye gedore 8133 dzakanakira kukurumidza crimping kana iwe usingade kutakura maturusi mazhinji mubhegi rako.Mumusangano, zviri nani kuve nemidziyo yakakosha.Kubasa tine gedore uye knipex yakashanda zvakanaka makore 7 apfuura.
Zvakadini nekupinza magumo etambo? Izvi zvinofananidzwa sei nemaferrules? Inobvisawo oxidation uye inobvisa nzvimbo dzemhepo dzakatenderedza tambo.
Ini ndagara ndichifunga kuti iri raive zano rakaipa, sezvo solder iri chaizvo yakakwira kupikisa.
Inoshanda, asi pasina kupokana iyo inonyanya kukosha yekuomeserwa kwemagetsi.Ndakaona yakawandisa waya yetinned inogumira iyo inopwanyika nyore pakuchinja pakati pezvikamu zvetinned uye zvisina-tinned.
Kuita kuti zvinhu zviwedzere kuipa, kuguma kwemutengesi kunopa pfungwa yekunetseka inoita kuti zvive nyore kuputsa
Kuita kuti zvinhu zvinyanye kuoma, solder inogoneka uye inelastic, saka kunyangwe iyo screw yakaomeswa, chero mechanical deformation ichaita kuti kubatana kuregedze microscopically.
Kuita kuti zvinhu zviwedzere kuipa, kuguma kwemutengesi kunopa pfungwa yekunetseka inoita kuti zvive nyore kuputsa
Kana ndikarangarira nemazvo, zvinoita kuti chikamu chewaya chiri kumagumo kwesolder chiwedzere kutsemuka.Saka unenge uine muromo wakasimba wakasimba, asi waya inoputika nekukurumidza.
hongu.Solder inogona kupinza waya mukudzivirira uye kuva nzvimbo isina simba yekuneta.
Mwedzi mishomanana yapfuura, bhaibheri reNASA rinotengesa rakajekesa kuti usarega solder ichikwira 1-2mm pamberi pekuvhara kwewaya. Kana waya ichida kubatanidzwa nemichina yekuchera, zvaunoita kushandisa Litze wire (chete. zvakachipa, kwete iyo yega yega insulated strand type) nekuti yakasanzwa ronda kubva kumazana emafilaments.Zvino une waya inochinjika zvekusadambuka.
Litz wire, sezita rinoratidza, isumbu rewaya dzakadzivirirwa. Hapana "yakachipa shanduro" yetambo dzisina kuvharwa, sezvo izvo zvinokunda chinangwa chelitz wire. Unongoda yakakwira strand count kana "super flexible" waya.Zvisinei. , hazviiti zvakanyanya kune asina simba mavara akagadzirwa newelding.
Icho hachisi chikonzero chekuti usatengesa mawaya muma screw terminals zvakadaro. Kana zvakadaro, zvakanaka chero waya dzikasakotama kana kuzunguzika pedyo nematerminals. ”).Inoremara nekufamba kwenguva, mubatanidzwa unorasikirwa nekutsikirirwa, uyezve une hukama hwakasununguka uye zvese zvaunoda.
kwete yakanaka.Inogadzira nzvimbo isina simba pakarepo mushure mekubatanidza solder, uye kunyanya-kupeta tambo inogona kukuvadza tambo panzvimbo iyoyo chaiyo.Sleeves (ferrules) ane magumo epurasitiki ari nyore patambo kunyange kana iwe uchikwevera zvakasimba patambo.
Tin harina kusimba chaizvo, asi rinozoremara nekufamba kwenguva.Nekuda kweizvozvo, ma connections anga akaomeswa panguva yekuiswa anogona kuregedzera nekufamba kwenguva.loose connection -> higher resistance -> higher temperature -> less solid tin -> looser connection...munoziva chii chirikuitika
Zvakare, tin inogona kumhanya ichivharira uye kuumba nzvimbo yakaoma kune imwe nzvimbo kure neiyo terminal - kana usina rombo rakanaka, apa ndipo panotanga kutyoka tambo dzewaya, zvichikonzera kukanganisa kusingaoneki.
Dambudziko guru, mukuwedzera kunyaya yekuti tin kana akajairwa tin + lead musanganiswa akapfava zvakanyanya, tin "inotonhora inoyerera" kunze kwescuru kuburikidza nekupisa bhasikoro uye kushushikana, nekukurumidza kana gare gare inogadzira yakakura kuonana kuramba.
Chikonzero chechitatu chandanzwa ndichipokana ne soldering ndechekuti solder yakapfava uye nekufamba kwenguva iyo screw connections inosunungurwa.
Kuyerera kwechando pasi pekumanikidzwa ndicho chikonzero chimwechete chekuti tambo dzekare dzealuminium dzine ngozi.Nekufamba kwenguva, zvisungo zvinova zvakasununguka, kushorwa kunokwira + kusabatana kwakashata kunogona kukonzera arcing.
Ini handimbofariri kuiwana pasaiti.Solder yakaoma uye yakatsetseka, saka iyo terminal block haidzvanyiriri uye kubatirira pairi semhangura yakapfava.
Tinned wire ye screw terminals ipfungwa yakaipa nekuti kunyangwe pakamuri tembiricha solder inochinja zvishoma pasi pekumanikidzwa uye sezvo tembiricha iri kutenderera, inoyerera ichibuda mujoini ichidzikisa nzvimbo yekusangana uye kuwedzera kuramba, nekudaro kupisa, zvichikonzera positive feedback effect.
Tin plating yakapfava kupfuura yemhangura isina chinhu.Nekuda kweizvozvo, screws inogona kurasikirwa nekufamba kwenguva nekukurumidza kupfuura ferrules kana lugs.
Ndinoziva kuti muEurope, waya dzakasungwa dzinowanzovharwa midziyo mizhinji isati yatadza kana kupisa, uye crimping rave dambudziko.
Inokonzeresa dambudziko nekurerutsira kushushikana…kazhinji inoputsika zvachose panoperera solder, sezvo ichibvumira kubhenda kwakanyanya (waya dzakatengeswa dzakaoma, dzisina kutengeswa waya hadzi….
Ini handingambopa zano rekutengesa waya.Kunyanya kana paine vibration kana kunyange kufamba, tambo yako inogona kutyora munguva pfupi.