Chophimba cha Terminal Block Kupumula kwa Torque

Kuwunika Kudalirika kwa Magetsi & Ndondomeko Yaukadaulo Wapamwamba wa Zipangizo

1. Chidule cha Akuluakulu: Mtengo Wobisika wa Kulephera kwa Cholumikizira

Kwa omanga ma panel owongolera mafakitale, ophatikiza ma automation-system, ndi ma network ogawa magetsi, kupumula kwa torque ya terminal block si vuto lokhalo lokonza zinthu nthawi zonse—ndi vuto lalikulu lomwe limayambitsa kulephera kwa makina owongolera. Vutoli ndi lomwe limayambitsa nthawi yogwira ntchito yosakonzekera, ma code olakwika a phantom PLC, komanso kuopsa kwa kuswa ma circuits achitetezo. Kugwirizana kwa magetsi kumadalira kwambiri mphamvu yokhazikika yogwirira ntchito pa nthawi yonse ya moyo wa chipangizocho.

Kupumula kwa mphamvu ya screw mu ma terminal blocks okweza nthawi zambiri kumachitika pamene mphamvu yomangirira imatsika ndi zoposa 20% kuchokera pa yoyamba ya wopanga. 0.8–1.2 N·m kufotokozeraKuwonongeka kwa makina kumeneku kukachitika, kumayambitsa kukwera kwa kondakitala. Chifukwa chake, kukana kokhudzana kumakwera kwambiri kuchoka pa 10 mΩ yoopsa. Kukana kumeneku kumabweretsa kutentha komwe kumachitika (kutayika kwa I²R) komwe kumakweza kutentha kwa terminal kupitirira 105°C, zomwe zimawononga kwambiri insulation yozungulira.

> 20% Clamping Force Drop Choyambitsa

> 10 mΩ Kukaniza Kovuta Kwambiri

> 105°C Kutentha kwa Kuwonongeka kwa Kutchinjiriza

Chotchinga chimodzi chotentha kwambiri chomwe chili mu malo owongolera magalimoto a 480 V chingayambitse vuto lalikulu la arc-fault, kuwononga zinthu zofewa zomwe zili pafupi ndikupangitsa kuti NFPA 70E arc-flash ichitike ndi mphamvu yoposa 8 cal/cm². Pofuna kuchepetsa zoopsazi, kukhazikitsa njira yowunikira yodalirika yamagetsi ndikofunikira kwambiri. Ndondomekoyi imayang'ana mosamala magawo omangirira, zinthu, ndi kayendetsedwe ka kutentha komwe kumasiyanitsa bwino ma terminal block enieni a mafakitale ndi zolumikizira zamagetsi zamagulu a ogula.

Monga kampani yotsogola yovomerezeka pansi pa ISO 9001:2008, yathu Tsamba Loyamba la Kampani (ISO9001:2008, SGS, UL, 2010) Kuwunikaku kukufotokoza kudzipereka kwathu ku miyezo yokhwimayi. Kuwunikaku kukuwunika mizati itatu yayikulu yotsimikizira ngati wopanga akuyenerera kukhala wogulitsa wapamafakitale:

Kukhazikika kwa Mphamvu Yogwirira Ntchito ndi Kusunga Mphamvu ya Terminal Block Screw: Maziko a uinjiniya wa makina a maulumikizidwe osalimba kwambiri.
Kulimba kwa Zinthu Zokwera ndi Kukana Koyenda kwa Kondakitala: Chigawo cha metallurgical chomwe chimaletsa kuwonongeka kwa mphamvu ya clamping pakapita nthawi.
Kulimba kwa Kutentha kwa Kutentha ndi Chizindikiro cha Kutentha kwa Kutentha: Chigawo cha kutentha chomwe chimaletsa vuto la arc pansi pa katundu wolemera wamagetsi.

2. Ukadaulo wa Kuzama Kwambiri ndi Uinjiniya wa Zipangizo

2.1 Kusunga Mphamvu Yogwira Ntchito ndi Kukhazikika kwa Mphamvu Yogwira Ntchito

Ma block a terminal okhala ndi zingwe zokwezera, monga omwe akuwonetsedwa mu buku lathu lonse Mzere wa Zogulitsa za Terminal Blocks (Sitima Yopanda Zomangira / Yolumikizidwa / Yolumikizidwa / Sitima ya DIN)Gwiritsani ntchito khola loyendetsedwa ndi zomangira (nthawi zambiri la mkuwa, C36000, H58) lomwe limamatira bwino kondakitala motsutsana ndi bala lamagetsi lopakidwa ndi tin. Kupumula kwa torque ndi njira yobisika yomwe imachitika pansi pa zinthu zitatu zazikulu:

Kukangana Koyambitsidwa ndi Oxidation: Kuchuluka kwa striction coefficient ya ulusi wa screw kumawonjezeka chifukwa cha micro-oxidation pakapita nthawi (μ > 0.25 vs. 0.15 yoyambirira), zomwe zikutanthauza kuti torque yogwiritsidwa ntchito sikutanthauzanso mphamvu yokakamiza.
Kuyenda kwa Woyendetsa Kokhazikika: Ma conductor amatha kusokonekera chifukwa cha kupanikizika kosalekeza. Mwachitsanzo, ma conductor a aluminiyamu amatha kukwera ndi 0.1 mm/chaka pa kupsinjika kwa 20 N/mm².
Kusiyana kwa Kutentha kwa Kutentha: Kutentha kosinthasintha (kusinthasintha kwa kutentha tsiku lililonse kuchokera pa 20°C mpaka 60°C mkati mwa mapanelo a mafakitale otsekedwa) kumayambitsa kukula kosiyana pakati pa mkuwa (α = 19×10⁻⁶ /°C) ndi mkuwa (α = 17×10⁻⁶ /°C), pang'onopang'ono kubweza sikuru.

Pofuna kuthana ndi izi, ma block athu apamwamba amagwiritsa ntchito zomangira zachitsulo zophimbidwa ndi nickel (M3, HRS, torque 0.8–1.2 N·m) Zogwiritsidwa ntchito ndi makina ochapira apadera okhala ndi serrated (DIN 6798, makulidwe a 0.5 mm). Makina ochapira amenewa amaluma pamwamba pa kondakitala, ngati kasupe wamphamvu womwe umasunga mphamvu yolumikizira ≥ 80% ya mtengo wake woyamba ngakhale pambuyo pa kutentha kwakukulu kwa 1,000 (−40°C mpaka +105°C). Chifukwa chake, kukana kukhudzana kumakhalabe pa

Mndandanda wa Mayendedwe a Torque Retention Audit Protocol:

Pemphani mayeso osungira mphamvu ya torque (ma frequency a kutentha 1,000, −40°C mpaka +105°C, mphamvu yokakamiza ≥ 80% ya yoyamba).
Tsimikizani kukana kukhudzana (
Tsimikizani zinthu zokulungira ndi zokulungira (HRS, zokulungidwa ndi nickel ≥ 3 μm, zotsimikiziridwa kudzera pa XRF).
Tsimikizirani zofunikira za makina ochapira opangidwa ndi serrated (DIN 6798, 0.5 mm, 65Mn spring steel, HRC 40–45).

2.2 Kulimba kwa Zinthu Zokwera ndi Khola & Kukana Kuyenda

Kapangidwe ka zitsulo ka khola lokwera ndi ngwazi yosaoneka ya moyo wautali wamagetsi. Khola (mwachikhalidwe C36000 mkuwa, kuuma kwa HV 80–100) liyenera kukana kusintha kwakukulu kwa thupi pansi pa kupsinjika kopitilira 100 MPa. Opanga akamadula ndalama pogwiritsa ntchito makhola ofewa (HV

Monga bungwe lotsogola pakati pa Opanga ndi Ogulitsa a Terminal Blocks ku China | J-GUANG, njira yathu ya uinjiniya imafuna kugwiritsa ntchito mkuwa wopangidwa ndi chitsulo (C37700, HV 110–130)Kudzera mu kuuma kwa ntchito kuchokera ku kuzizira (kuchepetsa kapangidwe kake ndi 15%), zigawo zathu zimasunga mphamvu yolumikizira ya ≥ 90% pambuyo pa ma torque amphamvu 500. Kuphatikiza apo, bala lamakono limagwiritsa ntchito mkuwa wopakidwa ndi tin (C11000, 2 μm Sn) womwe umakwaniritsa miyezo yokhwima yolumikizira pa IPC/J-STD-002, yowonjezeredwa ndi silver-flash underlayer (0.1 μm Ag) kuti ipereke kukana kwathunthu kwa sulfide m'malo ovuta.

Ndondomeko Yowunikira Zinthu Zogwiritsidwa Ntchito Pakhola

Pemphani deta yolimba ya khola (HV 110–130, sikelo ya Vickers, 5% batch sampling).
Tsimikizirani kusunga mphamvu yolumikizira (ma torque cycle 500, ≥ 90% ya mphamvu yoyambira, pogwiritsa ntchito zida zoyesera zokha).
Tsimikizani makulidwe a current-bar plating (Sn ≥ 2 μm, Ag 0.1 μm, XRF testing, 5% sampling).
Tsimikizirani kuthekera kwa solder (IPC/J-STD-002, Gulu 3, kutsimikizira kuti palibe kunyowa).

Kuphatikiza PCB ndi Kulumikizana

Kuonetsetsa kuti kuuma kwa zinthu kumapitirira malire a terminal blocks. Kuti tigwirizane bwino ndi bolodi, Mzere wa Zogulitsa Zolumikizira (Pin Header / Female Header / IDC / PCB) imatsatira miyezo yofanana ya zitsulo, kutsimikizira kuti deta yamphamvu kwambiri ndi kutumiza mphamvu zimakhalabe zokhazikika pansi pa kupsinjika kofanana kwa makina ndi kutentha.

2.3 Kulimba kwa Kutentha kwa Kutentha ndi Chizindikiro cha Kutentha kwa Kutentha

Mphamvu yamagetsi imangokhala yodalirika ngati mphamvu yoteteza yomwe imazungulira. Kuteteza kwa block ya terminal kuyenera kupirira kutentha kosalekeza popanda kugwedezeka pang'ono kapena kutsatiridwa ndi magetsi. Muyezo wamakampani umafuna zipangizo monga PA66 zomwe zimakwaniritsa zofunikira. UL 94 V-0 Woletsa Moto kufotokozera ndi kuvomereza IEC 60695-2-12 Waya Wowala kuyesa pa 850°C.

Chizindikiro cha Kutentha (TI) pa UL 746B chimafuna kuti chinthucho chikhalebe ndi moyo kwa maola 50,000 pa kutentha kwake kovomerezeka (105°C ya PA66 yokhazikika) pamene chikusunga osachepera 50% ya mphamvu yake yoyambirira yokoka. Kuti tidutse izi, nyumba zathu zapadera zimayikidwa ndi PA66-GF25 (25% yolimbitsa ulusi wagalasi)Izi zimakweza Kutentha kwa Kutentha (HDT) kufika pa 240°C pa 1.8 MPa. Pokhala ndi zinthu zoletsa moto za phosphorous zomwe siziwononga chilengedwe, nyumba yokhuthala ya 0.8 mm imafika pa TI 105°C komanso kukana kolondola kwa CTI 600 (PLC 0). Kukana kwa Arc kumatsimikiziridwa payokha kuti ndi masekondi ≥ 120 malinga ndi Kukana kwa Arc kwa ASTM D495 miyezo.

Ndondomeko Yowunikira Kutentha ndi Kutsatira Malamulo Padziko Lonse

Pemphani kuti muyesedwe kutentha (UL 746B, 105°C, maola 50,000, kusunga mphamvu ≥ 50%).
Tsimikizani zotsatira za mayeso a waya wowala (IEC 60695-2-12, 850°C, masekondi 30, palibe moto weniweni).
Tsimikizani Comparative Tracking Index (CTI ≥ 600 V, PLC 0, IEC 60112 pa zitsanzo 5).
Tsimikizirani mphamvu zotsutsa arc (≥ 120 s, ASTM D495, zitsanzo zitatu).

Kugwirizana kwa Malamulo: Kupatula pa zofunikira za makina, kutumizidwa padziko lonse lapansi kumafuna kutsatira mosamalitsa malangizo okhudza chilengedwe ndi chitetezo. Zipangizo zonse zimawunikidwa kuti zigwiritsidwe ntchito. Malangizo a RoHS kutsatira malamulo, Malamulo a REACH miyezo, ndipo nyamulani Chizindikiro cha CE za mgwirizano wa madera azachuma ku Ulaya. Timaperekanso zizindikiro zapadera zowoneka bwino monga Zowunikira (Amber / Red / Round) kuti zigwirizane ndi mapangidwe a mapanelo achitetezo.

3. Ndondomeko Yopezera Zinthu ndi Kuwongolera Ubwino

Magulu ogula zinthu ayenera kusintha kuchoka pa kugula zinthu zodalirika kupita ku kugula zinthu zodalirika. Tsimikizirani mfundo zofunika izi musanamalize mgwirizano uliwonse wogula kuti muwonetsetse kuti unyolo wanu wogulira zinthu watetezedwa ku mavuto omwe amabwera msanga:

(a) Kusunga Mphamvu Yozungulira

Iyenera kupirira mafunde a kutentha 1,000 ndi mphamvu yotsekera yotsala ≥ 80%, ndipo kukana kukhudzana ndi

(b) Kulimba kwa Zinthu za Khola

Imafunika HV 110–130. Iyenera kukhala ndi ma torque 500 nthawi imodzi pamene ikusunga mphamvu yokakamiza ≥ 90%.

(c) Kulimba kwa Kutentha

Chofunikira UL 746B TI 105°C, kuyesa kwa waya wowala pa 850°C, CTI 600 rating, ndi kukana kwa arc ≥ 120 s.

(d) Kutsatira Malamulo ndi Kuyika Ma Plating

Ayenera kukhala ndi satifiketi ya UL 94 V-0, RoHS, REACH, CE, CQC, ndi UL scope. Current-Bar Plating iyenera kukhala Sn ≥ 2 μm, Ag 0.1 μm yokhala ndi kuthekera kosungunula Kalasi 3.

4. Mafunso Ofunsidwa Kawirikawiri Pankhani ya Kasitomala ndi Kampani

Kodi OEM MOQ ya ma terminal blocks opangidwa mwamakonda (5.08 mm pitch, 12-position, screw type, UL V-0) ndi chiyani yokhala ndi chizindikiro chachinsinsi?

OEM MOQ ndi zidutswa 1,000 pa kasinthidwe kalikonse ka nyumba zomwe zilipo kale. Mtundu wopangidwa mwamakonda (kufananiza RAL) umafuna zidutswa zosachepera 2,000 ndi nthawi yotsogolera yosakaniza mankhwala kwa masiku 10. Kulemba chizindikiro cha laser chachinsinsi (logo kapena nambala ya gawo) ndi kokhazikika pa zidutswa ≥ 500. Satifiketi ya UL V-0 imaphatikizidwa padziko lonse lapansi pamaoda onse kuti zitsimikizire chitetezo chapamwamba.

Kodi mungapereke malipoti oyesera a UL 94 V-0 oletsa moto ndi deta ya IEC 60695 ya waya wowala kuti titsatire malamulo a UL508A?

Ndithudi. Timapereka zonse Muyezo Woyaka wa UL 94 Malipoti oyesera (5VA kapena V-0, zitsanzo 5, nthawi ya moto ≤ masekondi 10) otsimikiziridwa ndi UL kapena SGS. Kuphatikiza apo, timapereka IEC 60695-2-12 Waya Wowala Malipoti a mayeso (850°C, masekondi 30, palibe lawi) odzazidwa ndi chitsimikizo cha kupitiliza kwa magetsi asanayambe komanso atangomaliza mayeso. Zolemba zonse zimaphatikizapo deta yolondola ya NIST yomwe ikufunika kuti mufufuze bwino.

Kodi kapangidwe ka nthawi yotsogolera ka dongosolo losakanikirana la zidutswa 10,000 (ma terminal blocks + ma pin headers + ma IDC sockets) ndi kotani pa kuyambitsa kwa automation distributor?

Njira yathu yopangira zinthu zosinthika ndi yabwino kwambiri: Kuumba jakisoni wa pulasitiki kumafuna masiku 8; kuponda ndi kuyika zitsulo molondola kumafuna masiku 5; kusonkhanitsa komaliza ndi kuyesa kwamagetsi 100% kumafuna masiku atatu. Nthawi yonse yotsogolera ndi masiku 16-18 ogwira ntchito bwino a FOB Ningbo, yokhala ndi kukonza bwino zidebe 40 za HQ zomwe zimatha kugwira zidutswa 50,000 pa katundu uliwonse mopanda vuto.

Kodi mumapewa bwanji kuti ma plating oxidation ndi pulasitiki nyumba zisawonongeke ndi UV panthawi yotumiza kumisika ya m'madera otentha?

Timagwiritsa ntchito njira zosungiramo zinthu zankhondo. Ma terminal blocks amaikidwa m'matumba osiyana siyana mu anti-static PE yokhala ndi ma desiccant packs (1 g pa unit). Ma pin headers amamangiriridwa mu ma blister trays okhala ndi matumba a silica-gel (5 g pa thireyi). Ma Master cartons ali ndi ma monitor a chinyezi ndipo amakulungidwa kuti agwiritsidwe ntchito. Kupaka Matabwa a ISPM-15 Ma pallet onse ndi osawoneka bwino pa UV, zomwe zimathandiza kuti malo otentha komanso chinyezi chikhale chotetezeka.

5. Kuyitanitsa Kuchitapo Kanthu Molimba Mtima kwa B2B

Musalole kuti zolumikizira za zinthu zosakhazikika zisokoneze makina anu owongolera mafakitale. Lumikizanani ndi gulu la mainjiniya amalonda la J-Guang lero kuti mupemphe zonse. Chikalata chaukadaulo chodalirika chamagetsiPhukusi lonseli likuphatikizapo malipoti osunga mphamvu ya torque ya terminal block, deta yolimba ya zinthu zogwiritsidwa ntchito mu khola, zikalata zoyesera za waya wowala, ndi mitengo yapadera yogulitsa yokonzedwa kuti igwirizane ndi kuchuluka kwa voliyumu ya panelo yowongolera.

Lumikizanani nafe - J-GUANG