Isikrufu seTerminal Block Ukuphumla kweTorque

Uphicotho-zincwadi lokuthembeka kombane kunye nesakhelo sobunjineli bezinto eziphuculweyo

1. Isishwankathelo soLawulo: Ixabiso elifihlakeleyo lokusilela kweConnector

Kwabakhi beephaneli zolawulo lwemizi-mveliso, abahlanganisi beenkqubo zokwenza izinto ngokuzenzekelayo, kunye neenethiwekhi zabasasazi bombane, ukuphumla kwe-torque ye-terminal block ayisiyongxaki yokugcinwa rhoqo—sisisusa esibalulekileyo sokusilela kwenkqubo yolawulo. Le meko yeyona nto iphambili emva kwexesha lokungasebenzi okucwangcisiweyo, iikhowudi zempazamo ze-phantom PLC, kunye nokudlula okuyingozi kweesekethe zokhuseleko. Ukunyaniseka koqhagamshelo lombane kuxhomekeke ngokupheleleyo kumandla okubamba ahlala ixesha elide kulo lonke ixesha lokusetyenziswa kwesixhobo.

Ukukhululeka kwe-torque yezikrufu kwiibhloko zesiphelo sekheji ephakamayo kwenzeka xa amandla okubamba ehla ngaphezulu kwe-20% ukusuka ekuqaleni komenzi. Iinkcukacha ze-0.8–1.2 N·mXa oku kudilika koomatshini kusenzeka, kubangela ukuqhekeka komqhubi. Ngenxa yoko, ukuxhathisa koqhagamshelwano kunyuka ngokukhawuleza ukusuka kwi-10 mΩ enobungozi. Oku kuxhathisa kuvelisa ukufudumeza kwendawo (ukulahleka kwe-I²R) okuphakamisa ngokukhawuleza ubushushu besiphelo ngaphaya kwe-105°C, okonakalisa kakhulu ukugquma okujikelezileyo.

> 20% I-Climping Force Drop Trigger

> 10 mΩ Ukumelana noQhagamshelwano oluBalulekileyo

> 105°C Ubushushu bokubola kwe-insulation

Ibhloko enye yesiphelo esishushu kakhulu kwiziko lolawulo lwemoto elingu-480 V inokubangela i-arc-fault embi kakhulu, itshabalalise izinto ezibuthathaka ezikufutshane kwaye ibangele iziganeko ze-NFPA 70E arc-flash ezinamandla eziganeko ezidlula i-8 cal/cm². Ukunciphisa le mingcipheko, ukusebenzisa isakhelo sokuhlolwa kokuthembeka kombane okungqongqo kubaluleke kakhulu. Esi sakhelo sijongana ngononophelo neeparamitha zokubopha, izinto, kunye nolawulo lobushushu ezahlula ngokucacileyo iibhloko zesiphelo zeshishini kwiikhonkco zempahla zabathengi.

Njengeshishini eliphambili eliqinisekisiweyo phantsi I-ISO 9001:2008, yethu Iphepha lasekhaya leNkampani (ISO9001:2008, SGS, UL, 2010) Uphicotho-zincwadi luchaza ukuzinikela kwethu kule migangatho ingqongqo. Olu phicotho-zincwadi luvavanya iintsika ezintathu eziphambili ezimisela ukuba umenzi uyafaneleka na njengomthengisi okumgangatho wemizi-mveliso:

Ukugcinwa kweTorque yeTerminal Block Screw kunye nozinzo lweClamping-Force: Isiseko sobunjineli boomatshini bonxibelelwano olungenakumelana kakhulu.
Ukuqina kwezinto ezisetyenziswa kwiRising-Cage kunye nokumelana nokuqhekeka kweConductor: Ipharamitha ye-metallurgical ethintela ukubola kwamandla okubamba ngokuhamba kwexesha.
Ukuqina kwe-Thermal Cycling kunye ne-Insulation Temperature Index: Ipharamitha yobushushu ethintela i-arc-fault phantsi komthwalo onzima wombane.

2. Ubunjineli bokuntywila ngokunzulu kunye nobunjineli bezixhobo

2.1 Ukugcinwa kweTorque kunye nokuzinza kweClamping-Force

Iibhloko zesiphelo seekheji ezinyukayo, ezifana nezo ziboniswe kwi-comprehensive yethu Umgca weMveliso yeeBhloko zeTerminal (Isikrufu / Isikrufu / Isixokelelwano sokutsalwa / Isiporo seDIN), sebenzisa ikheyiji eqhutywa zizikrufu enobunjineli obukhulu (ngesiqhelo ibronze, C36000, H58) ebamba ngokuchanekileyo umqhubi kwibha yamandla efakwe itini. Ukuphumla kwe-torque yinkqubo efihlakeleyo eyenzeka phantsi kweemeko ezintathu eziphambili:

Ukungqubana Okubangelwa Yi-Oxidation: I-screw thread friction coefficient iyanda ngenxa ye-micro-oxidation ngokuhamba kwexesha (μ > 0.25 vs. i-initial 0.15), oko kuthetha ukuba i-torque esetyenzisiweyo ayisaguquleli ekubeni yi-clamping force.
Ukuqhuba Okuqhubekayo: Ii-conductors ziyatshintshatshintsha ngokwasemzimbeni xa zixinzelelwe ngokuqinileyo. Umzekelo, ii-aluminiyam conductors zinokunyuka nge-0.1 mm ngonyaka xa zixinzelelwe nge-20 N/mm².
Umahluko woKwandiswa koBushushu: Ukujikeleza rhoqo kobushushu (imihla ngemihla ukusuka kwi-20°C ukuya kwi-60°C ngaphakathi kweephaneli zoshishino ezivalekileyo) kubangela ukwanda okwahlukileyo phakathi kobhedu (α = 19×10⁻⁶ /°C) kunye nobhedu (α = 17×10⁻⁶ /°C), kubuyisela isikrufu ngaphandle kancinci.

Ukulwa noku, iibhloko zethu zesiphelo sepremiyamu zisebenzisa izikrufu zentsimbi ezifakwe i-nickel (M3, HRS, i-torque 0.8–1.2 N·m) zidibene nee-washers ezikhethekileyo ezine-serrated (DIN 6798, ubukhulu obuyi-0.5 mm). Ezi washers ziluma ngokwasemzimbeni kumphezulu we-conductor, zisebenza njengesipringi esitshintshayo esigcina amandla okubamba ≥ 80% yexabiso laso lokuqala nasemva kwemijikelo yobushushu obugqithisileyo eyi-1,000 (−40°C ukuya ku-+105°C). Ngenxa yoko, ukumelana nokuxinana kugcinwe ngokungqongqo kwi-

Uluhlu lokujonga iProtokholi yoVavanyo lweTorque Retention:

Cela uvavanyo lokugcina i-torque (imijikelo yobushushu eyi-1,000, −40°C ukuya ku-+105°C, amandla okubamba ≥ 80% yesiqalo).
Qinisekisa ukumelana nokudibana (
Qinisekisa izinto ezifakwe kwi-screw kunye ne-plating (i-HRS, efakwe kwi-nickel ≥ 3 μm, iqinisekiswe nge-XRF).
Qinisekisa iinkcukacha ze-washer ezine-serrated (DIN 6798, 0.5 mm, 65Mn spring steel, HRC 40–45).

2.2 Ukuqina kwezinto ezisetyenziswa kwiRising-Cage kunye nokumelana nokuqhekeka

Ulwakhiwo lwesinyithi lwekheyiji ephakamayo liqhawe elingabonakaliyo lokuphila ixesha elide kombane. Ikheyiji (ngokwesiko i-C36000 brass, ubulukhuni obufana ne-HV 80–100) kufuneka imelane nokuguquguquka okukhulu komzimba phantsi koxinzelelo lokucinezela oludlula i-100 MPa. Xa abavelisi benciphisa iindleko ngokusebenzisa iikheyiji ezithambileyo (HV

Njengenkampani ephambili phakathi Abavelisi beeBhloko zeTerminal zaseTshayina, abaThengisi | J-GUANG, indlela yethu yobunjineli iyalela ukusetyenziswa ithusi eliqingqiweyo (C37700, HV 110–130)Ngokuqinisa umsebenzi ngenxa yokufakelwa okubandayo (ukufezekisa ukwehla kwesakhiwo nge-15%), izinto zethu zifikelela ekugcinweni kwamandla okubamba angama-≥ 90% emva kwemijikelo ye-torque enamandla engama-500. Ngaphezu koko, i-current bar isebenzisa ubhedu olufakwe kwi-tin (C11000, 2 μm Sn) oluhlangabezana nemigangatho engqongqo yokunyibilikisa i-solder nganye. IPC/J-STD-002, incediswa yi-silver-flash underlayer (0.1 μm Ag) ukubonelela ngokumelana ngokupheleleyo ne-sulfide kwiindawo ezirhabaxa.

Iprotocol yoPhicotho lweZixhobo zeKheji

Cela idatha yobunzima bekheji (HV 110–130, isikali seVickers, isampuli yebhetshi ye-5%).
Qinisekisa ukugcinwa kwamandla okubamba (imijikelo ye-torque engama-500, ≥ 90% yamandla okuqala, usebenzisa izixhobo zovavanyo ezenzekelayo).
Qinisekisa ubukhulu be-current-bar plating (Sn ≥ 2 μm, Ag 0.1 μm, uvavanyo lwe-XRF, isampuli ye-5%).
Qinisekisa ukuba i-solderability iyasebenza (IPC/J-STD-002, Udidi 3, okuqinisekisa ukuba akukho manzi asuswayo).

Ukuhlanganiswa kwe-PCB kunye noQhagamshelwano

Ukuqinisekisa ukuba ubulukhuni bezinto budlulela ngaphaya kweebhloko zesiphelo. Ukuze kubekho ukuhlanganiswa okubanzi kwinqanaba lebhodi, Umgca weeMveliso zeZiqhagamshelo (iPin Header / iFemale Header / i-IDC / i-PCB) ilandela imigangatho ye-metallurgical efanayo, iqinisekisa ukuba idatha enoxinano oluphezulu kunye nokudluliselwa kwamandla kuhlala kuzinzile phantsi koxinzelelo olufanayo loomatshini kunye nobushushu.

2.3 Ukuqina kwe-Thermal Cycling kunye ne-Insulation Temperature Index

Ukusebenza kombane kuthembeke kuphela njengokufakwa kombane okujikelezileyo. Ukufakwa kombane kwibhloko yesiphelo kufuneka kuhlale kushushu ngaphandle kokuphazamiseka okanye ukulandelelwa kombane. Umgangatho weshishini ufuna izixhobo ezifana ne-PA66 ezihlangabezana nobunzima. I-UL 94 V-0 ethintela ilangatye iinkcukacha kwaye udlulise I-IEC 60695-2-12 Intambo Ekhanyayo vavanyo kwi-850°C.

I-Thermal Index (TI) nge-UL 746B ifuna ngokungqongqo ukuba izinto zihlale iiyure ezingama-50,000 kubushushu bazo obulinganiselweyo (105°C kwi-PA66 eqhelekileyo) ngelixa zigcina ubuncinci i-50% yamandla azo okuqala okutsalwa. Ukuze zidlule ezi ziseko, izindlu zethu ezizimeleyo zifakwa I-PA66-GF25 (ukuqiniswa kwefayibha yeglasi engama-25%)Oku kuphakamisa i-Heat Deflection Temperature (HDT) ukuya kwi-240°C emangalisayo kwi-1.8 MPa. Idityaniswe ne-phosphorous flame retardants ezigcina ubushushu, i-0.8 mm ubukhulu bayo bufikelela kwi-TI 105°C kunye nokumelana okuphezulu kokulandelela kwe-CTI 600 (PLC 0). Ukumelana kwe-Arc kuqinisekisiwe ngokuzimeleyo ukuba yi-≥ imizuzwana eyi-120 ngokuhambelana ne- Ukumelana ne-ASTM D495 Arc imigangatho.

Iprotocol yoPhicotho lweThermal kunye nokuThotyelwa kweMithetho kwihlabathi liphela

Cela uvavanyo lwe-thermal index (UL 746B, 105°C, iiyure ezingama-50,000, ukugcinwa kokuxinana ≥ 50%).
Qinisekisa iziphumo zovavanyo lwe-light-wire (IEC 60695-2-12, 850°C, imizuzwana engama-30, akukho mlilo uqinileyo).
Qinisekisa i-Comparative Tracking Index (CTI ≥ 600 V, PLC 0, IEC 60112 kwiisampuli ezi-5).
Qinisekisa amandla okuxhathisa i-arc (≥ 120 s, ASTM D495, iisampuli ezi-3).

Ulungelelwaniso lweMithetho: Ngaphandle kweenkcukacha zoomatshini, ukusasazwa kwehlabathi lonke kufuna ukuthotyelwa ngokungqongqo kwemiyalelo yokusingqongileyo nokhuseleko. Zonke izixhobo ziyahlolwa ukuze zihlolwe Isikhokelo seRoHS ukuthobela imithetho, Ummiselo we-REACH imigangatho, kwaye ithwale Ukumakishwa kwe-CE ukuhlanganiswa kwezoqoqosho lwaseYurophu. Sikwabonelela ngezalathisi ezibonakalayo ezikhethekileyo ezifana Izibonisi (ezibomvu / eziphuzi / ezingqukuva) ukongeza uyilo lweephaneli zokhuseleko.

3. Isakhelo sokufumana ulwazi kunye noLawulo loMgangatho

Amaqela okuthenga kufuneka atshintshe ekuthengeni okusekelwe kwiimpahla atshintshele ekufumaneni okusekelwe ekuthembekeni. Qinisekisa ezi parameter zilandelayo zibalulekileyo ngaphambi kokuba ugqibezele nayiphi na ikhontrakthi yokuthenga ukuqinisekisa ukuba uthotho lwakho lokubonelela lukhuselekile ekusileleni kwangaphambi kwexesha:

(a) Ukugcinwa kweTorque yeScrew

Kufuneka imelane nemijikelo yobushushu eyi-1,000 kunye namandla okubamba aseleyo angama-≥ 80%, kwaye ukumelana nokuchukumisa kube yi-

(b) Ukuqina kwezinto zekheji

Ifuna umlinganiselo we-HV 110–130. Kufuneka inyamezele imijikelo ye-torque engama-500 ngelixa igcina amandla okubamba ≥ 90%.

(c) Ukuqina kobushushu

I-UL 746B TI 105°C eyimfuneko, uvavanyo lwentambo yokukhanya kwi-850°C, umlinganiselo we-CTI 600, kunye nokumelana ne-arc ≥ 120 s.

(d) Ukuthotyelwa kweMithetho kunye nokuCwangciswa kweMigqaliselo

Kufuneka ibe neesatifikethi ze-UL 94 V-0, RoHS, REACH, CE, CQC, kunye ne-UL scope. I-Current-Bar Plating mayibe yi-Sn ≥ 2 μm, i-Ag ibe yi-0.1 μm enomlinganiselo wokunyibilikisa intsimbi kwiCandelo lesi-3.

4. Imibuzo ebuzwa rhoqo malunga neShishini elikwicala labathengi

Yintoni i-MOQ ye-OEM yeebhloko zesiphelo ezenziwe ngokwezifiso (iphimbo le-5.08 mm, indawo ye-12, uhlobo lweskrufu, i-UL V-0) enophawu lweleyibhile yabucala?

I-OEM MOQ yiziqwenga ezili-1,000 ngoqwalaselo ngalunye lwezindlu ezikhoyo ezinezixhobo. Umbala olungiselelweyo (ukufaniswa kwe-RAL) ufuna ubuncinci beziqwenga ezingama-2,000 kunye nexesha lokukhokela lokuxuba i-compound leentsuku ezili-10. Ukumakishwa kweleyiza yelaser yabucala (ilogo okanye inombolo yenxalenye) kusemgangathweni kwiziqwenga ezingama-≥ ezingama-500. Isatifikethi se-UL V-0 sifakiwe ngokubanzi kuzo zonke ii-odolo ukuqinisekisa ukhuseleko oluphezulu.

Ngaba ungabonelela ngeengxelo zovavanyo lwe-UL 94 V-0 oluthintela ilangabi kunye nedatha ye-IEC 60695 yocingo lokukhanya ukuze kuthotyelwe i-UL508A kwiphaneli yethu yokulawula?

Ngokuqinisekileyo. Sibonelela ngezinto ezipheleleyo Umgangatho wokuTsha we-UL 94 iingxelo zovavanyo (5VA okanye V-0, iisampulu ezi-5, ixesha lomlilo ≤ imizuzwana eli-10) ziqinisekiswe yi-UL okanye i-SGS. Ukongeza, sinikezela I-IEC 60695-2-12 Intambo Ekhanyayo iingxelo zovavanyo (850°C, imizuzwana engama-30, akukho mlilo) zizaliswe ngokuqinisekiswa kokuqhubeka kombane ngaphambi nasemva kovavanyo. Onke amaxwebhu aquka idatha yokulinganisa elandelekayo ye-NIST efunekayo kuhlolo olucokisekileyo.

Yintoni isakhiwo sexesha elimiselweyo somyalelo oxutyiweyo we-10,000-pieces (iibhloko zesiphelo + ii-pin headers + ii-IDC sockets) zokuqaliswa kosasazo oluzenzekelayo?

Inkqubo yethu yokuvelisa izinto ezikhawulezayo iphucuke kakhulu: Ukubumba ngenaliti yeplastiki kufuna iintsuku ezisi-8; ukunyathela kunye nokugquma ngentsimbi ngokuchanekileyo kufuna iintsuku ezi-5; ukuhlanganiswa kokugqibela kunye novavanyo lombane oluyi-100% kufuna iintsuku ezi-3. Ixesha elipheleleyo lokukhokela lisebenza kakuhle leentsuku ezili-16–18 ze-FOB Ningbo, elinokulungiswa kweekhonteyina ezingama-40 ze-HQ ezikwaziyo ukuphatha iziqwenga ezingama-50,000 ngomthwalo ngaphandle komthungo.

Ukuthintela njani ukubola kwe-oxidation kunye nezindlu zeplastiki ezibolayo ze-UV ngexesha lokuthunyelwa kwe-trans-oceanic kwiimarike zaseTropiki?

Sisebenzisa iindlela zokupakisha ezisemgangathweni womkhosi. Iibhloko zesiphelo zifakwa nganye nganye kwi-PE yokulwa nokunganyakazi kunye neepakethe ezisebenzayo ze-desiccant (1 g ngeyunithi nganye). Iintloko ze-pin zibotshelelwe kwiitreyi ze-blister ezineengxowa ze-silica-gel (5 g ngetreyi nganye). Iibhokisi zeMaster zixhotyiswe ngeemonitha zokufuma kwaye zisongelwe ukuze zikwazi ukunwebeka. Ukupakishwa kweenkuni ze-ISPM-15 Iipalethi ezihambelanayo. Ngaphezu koko, zonke izinto zokupakisha azibonakali kwi-UV, ziqinisekisa ukhuseleko olupheleleyo kwiindawo ezishushu nezinomswakama ophezulu.

5. Ubizo oluQondileyo lwe-B2B lokuSebenza

Musa ukuvumela izihlanganisi zempahla ezingaphantsi komgangatho ukuba zichaphazele iinkqubo zakho zolawulo lwemizi-mveliso. Nxibelelana neqela lobunjineli bezorhwebo le-J-Guang namhlanje ukuze ucele olu lwazi lupheleleyo. Ifayile yoBugcisa bokuThembeka koMbaneLe phakheji ibanzi ibandakanya iingxelo zokugcina i-torque ye-terminal block, idatha yobunzima be-cage-material, izatifikethi zovavanyo lwe-glow-wire, kunye namaxabiso akhethekileyo e-wholesale alungiselelwe izibophelelo zomthamo wephaneli yokulawula.

Qhagamshelana Nathi - J-GUANG