Intangiriro: Impamvu Gusobanura no Guhagarika Ishusho Bigena Igishushanyo Cyawe cya PCB

Iyo abahanga mu by'amasoko n'abashushanya PCB bashaka uruganda rukora ibyuma bya PCB bishyiramo terminal block, ntabwo bashaka umutanga gusa - barimo gukemura ikibazo cy’imiterere y’amashanyarazi, ubwizerwe bw’imashini, n’ubukungu bw’iteraniro. Tumaze imyaka irenga 14 dukora ibikoresho byo gushyiramo ibikoresho bya PCB muri Ningbo, mu Bushinwa., kandi twabonye ikosa nk'iryo risubirwamo mu mishinga ibihumbi n'ibihumbi: injeniyeri bahitamo bloki ya terminal hashingiwe ku giciro cyonyine, hanyuma nyuma y'amezi make basanga imiterere y'urupapuro idahuye n'imiterere y'urubaho, cyangwa uburyo bwo kurangiza budashobora gukemura imiterere y'ibidukikije by'ikoreshwa rya nyuma.

Reka tuvuge mu buryo butaziguye: ibyemezo bibiri by'ingenzi cyane mu bijyanye no gushyiraho icyuma gifunga PCB ni ikinamico (intera iri hagati y'inkingi zegeranye) na uburyo bwo kurangiza (uburyo icyuma gifata kuri PCB mu buryo bwa mekanike no mu buryo bw'amashanyarazi). Ibi bipimo bibiri bigenzura byose — ubushobozi bwo gutwara umuriro, kwihanganira voltage, intera yo gukurura, inzira yo guteranya, kubungabunga imirima, n'ikiguzi cyose cyo gutunga. Kubera ko aya mahitamo ari ingenzi cyane, kuyahindura bivuze guhindura igishushanyo cya PCB, gihenda cyane kurusha icyuma gifata ubwacyo.

Muri iyi nkuru, dukoresha amakuru y’uruganda rwacu mu gukora ibintu birenga Inkingi miliyoni 50 z'ibiti bya PCB buri mwaka kugereranya uburebure bwa 2.54mm ugereranyije na 3.96mm, no gusoda ugereranije na screw termination. Tuzaguha amakuru y’ubuhanga ukeneye kugira ngo uhamagare neza - kandi, mu by’ukuri, kugira ngo twirinde umutwe twabonye abakiriya bacu bahangana nawo mbere yuko baza aho turi.

Ingano ya 2.54mm vs 3.96mm: Igereranya ryuzuye rya tekiniki

Uburyo PCB mount terminal block ikora si ikintu gishingiye ku buryo butunguranye — kuko ubunini bugena neza ubushobozi bwo kwihanganira amashanyarazi binyuze mu nzira zo gucikamo ibice no gusimbuka nk'uko biteganywa na IEC 60947-7-4 na UL 1059, bloki ya pitch ya 2.54mm ikora ku muvuduko muto n'umuvuduko muto kurusha bloki ya pitch ya 3.96mm ifite imiterere ingana nayo.

Impamvu Gutanga Ijwi Ari Ingenzi Kurusha Uko Ubitekereza

Iyo duhugura injeniyeri zacu nshya za porogaramu muri J-Guang, isomo rya mbere tubaganirizaho ni iri: imiterere y'inyuguti ni yo mbogamizi y'ibanze igenga buri gipimo cy'igishushanyo mbonera kiri inyuma. Uburyo bwo gupima bwa santimetero 2.54 bukoreshwa mu gupima bwa santimetero 1.54 bukomoka mu minsi ya mbere yo gushushanya PCB kandi buracyari ikintu gikomeye mu gukoresha ikoranabuhanga no mu gukoresha ibimenyetso by'ingufu nke. Uburyo bwo gupima bwa santimetero 3.96 bwagaragaye ubwo ingufu zagendaga ziyongeraga zirenze ubushobozi bwa 2.54mm.

Dore ibyo dupima buri munsi ku murongo wacu w'umusaruro:

Twabonye uburyo abakiriya bo mu Budage bakoresha ikoranabuhanga rigezweho kuva kuri 2.54mm kugera kuri 3.96mm nyuma y’uko umugenzuzi wabo wa UL agaragaje ko intera idahagije yo gucika ku gipimo cy’imashini - impinduka yatumye bamara ibyumweru umunani bavugurura PCB. Ubwo bunararibonye bwaratwigishije, kandi twizeye ko bukwigisha: banza ugaragaze aho umuvuduko uhagaze hashingiwe ku bisabwa kuri voltage, hanyuma umwanya w'ikibaho ukurikireho.

Igihe cyo Guhitamo Ibara rya 2.54mm

Ingufu ya 2.54mm ni yo mahitamo meza iyo imitungo itimukanwa ku giti cyayo iri ku rwego rwo hejuru kandi ibisabwa n'amashanyarazi ari bike., kubera ko uburebure bw'ikimenyetso gito bwemerera ubucucike bw'inkingi kuri PCB butabangamiye ubugari buke bukenewe kugira ngo ikimenyetso kibe cyiza.

Turagusaba gupima uburebure bwa 2.54mm kuri:

• Ibikoresho bya sensor bya IoT n'inkuta zabyo — aho ibimenyetso bya logique bya 3.3V cyangwa 5V byiganje kandi amanota ya 6A ahagije neza ingengo y'imari y'amashanyarazi y'inama yose.
• Ibikoresho by'ikoranabuhanga bikoreshwa n'abaguzi bifite udukingirizo dufunze — aho impinduka z’insinga zo mu murima zidakunze kubaho kandi agace gato k’aho ibintu bihurira kagabanya ingano y’ibicuruzwa muri rusange, ibyo bigabanura mu buryo butaziguye ikiguzi cy’ibikoresho byo gushushanya ku gice gifungiyemo.
• Ibikoresho bitwara amatara ya LED — aho ingufu za DC za 12–24V ziri munsi ya 5A ari zo zisanzwe kandi gupakira guto ni ikintu gitandukanye n’ibindi.
• Ibikoresho byo gupima no gupima — aho ikimenyetso cya I/O gifite ubucucike bwinshi gisaba gushyira ibice byinshi bya terminal iruhande ku ruhande rw'ikibaho kimwe.

Mu ruganda rwacu, uruhererekane rwa JG128-2.54 rukora ingano irenga miliyoni 2 z'ibiti ku kwezi kuri izi porogaramu. Umurongo w'ibicuruzwa bya PCB screw terminal block wa 5.0mm igaragaza uburyo umuryango w’umuvuduko wa 2.54mm wagutse mu buryo busanzwe ukagera mu bwoko bw’umuvuduko wo hejuru iyo abashushanya bakeneye kongera ubushobozi bw’amashanyarazi mu kirere.

Igihe cyo Guhitamo Ibara rya 3.96mm

Ingufu ya 3.96mm iba ngombwa iyo porogaramu isaba ko ingufu zikwirakwizwa kuri 24V DC cyangwa zirenga, cyangwa iyo icyuma gifunga kigomba kuguma mu buryo burambye mu nganda no mu gihe ubushyuhe budakwirakwira nta kwangirika kw'umuyoboro.

Turagusaba gupima uburebure bwa 3.96mm kuri:

• Module za I/O zo kugenzura moteri n'inganda za PLC — aho ibimenyetso byo kugenzura bya 24V DC kuri 8–12A ari ibisanzwe kandi insinga zo mu kibuga zikoreshwa buri gihe n'abatekinisiye bambaye uturindantoki.
• Ibikoresho bigenzura ibikoresho bya HVAC — aho imiyoboro igenzura moteri ya compressor na fan itwara imizigo ikora voltage spikes irenze amanota y’ibanze.
• Ibikoresho bitanga amashanyarazi na sisitemu zo gucunga bateri — aho amanota menshi y’amashanyarazi akuraho gukenera ibyuma biyobora amashanyarazi bingana kandi bikoroshya ububiko bw’ibikoresho.
• Inverters z'ingufu zisubira n'ibikoresho bigenzura amashanyarazi — aho gushyira hanze bivuze ko icyuma gikingira umuriro kigomba kugumana amashanyarazi nubwo haba hari ivumbi ryiyongera kandi ubushuhe bugahindagurika.

Guhagarika Solder vs Screw: Uburyo bwo Gutunganya Ibintu mu Nzu

Igice cya kabiri cy'icyemezo cyo guhitamo ibipimo - kandi icyo dusabwa cyane mu bijyanye na tekiniki - ni ukumenya niba tugomba guhitamo kurangiza gushongesha cyangwa kurangiza gushongesha ibyuma kuri PCB mount terminal block. Iri hitamo ntabwo rireba uburyo "bwiza" - kuko byombi byakozwe neza kugira ngo bihuze kandi bigire uburyo butandukanye bwo guteranya no gutanga serivisi, guhitamo neza biterwa rwose n'uburyo ibicuruzwa bizakorwa, bizashyirwaho, kandi bizabungabungwa mu gihe cyose bizaba bikiriho.

Guhagarika Solder: Icyo ari cyo n'igihe itsindira

Guhagarika gusoda bivuze ko imigozi y'icyuma gifunga ishyirwa mu mwobo upfundikiye muri PCB hanyuma igafatanywa burundu hakoreshejwe solder ishongeshejwe - akenshi mu buryo bwo gusoda hakoreshejwe umuraba cyangwa uburyo bwo gusoda butoranijwe. Ibi birema isano hagati y’icyuma n’agapira ka PCB, iyo gakozwe neza, kagaragaza ubushobozi bwo guhangana n’agapira munsi ya miliyoni 1 kandi kagakomeza kumererwa neza mu gihe cy’ubushyuhe burenze 2.000 kuva kuri -40°C kugeza kuri +105°C nta kwangirika gupimye., hashingiwe ku makuru yacu yo kwihutisha ubuzima mu kigo.

Ibyiza byo Guhagarika Solder

• Guhuza burundu bidakoresha lisansi — ifu ikoze mu cyuma gihuza ibyuma byombi hamwe n'icyuma gifunga umuringa n'icyuma gifunga umuringa, bikarinda ogisijeni ku gice cyo hagati.
• Ubudahangarwa bwo kuzenguruka buhanitse — Kubera ko nta buryo bwo gufunga bukoreshwa mu buryo bwa mekanike bwo koroshya, ingingo zo gusoda zinyura mu buryo bwa IEC 61373 bwo gusimbuka kw'imiyoboro ya gari ya moshi, akenshi imigozi irananirwa hatabayeho gufunga imigozi.
• Igiciro gito kuri buri kimwe — Gukuraho vis, insinga, n'icyuma gifunga ibintu bigabanya ikiguzi cy'ibikoresho ku kigero cya 30–40% ku rwego rw'ibice.
• Ubucucike bwinshi bw'imigozi — hatabayeho ko umutwe w’ibizingo ufata umwanya w’ikibaho, ibyuma bisoda bigira intera ikabije hagati y’inkingi n’inkingi kandi bishobora gushyirwa hafi y’inkombe z’ikibaho.

Ingaruka mbi zo Guhagarika Solder

• Nta kongera gukoresha insinga mu kibuga — buri guhindura insinga bisaba gukuraho imvange no kongera kuyivanga, ibyo bikaba bidashoboka ku bicuruzwa bikorerwa mu rwego rwo kuyitunganya.
• Gushingira ku kugenzura ibikorwa — aho gusoda bikonje, kuzura imyobo idahagije, no guhuza imiyoboro yose ni uburyo bwo gutsindwa busaba kugenzura no kugenzura ibikorwa neza, kuri buri IPC-A-610 Ibisabwa mu cyiciro cya 2 cyangwa icya 3 byo kwemererwa.
• Ubushyuhe bukabije kuri PCB — buri ruziga rwo gusora rushyira ikibaho ku bushyuhe bwa 250–260°C, kandi uruziga rwo gusubiramo ibintu rushobora gukuraho substrates za FR-4 niba igihe cyo kumarana kitagenzuwe neza.

Guhagarika umupira: Icyo ari cyo n'igihe bizatsindira

Guhagarika vis hakoreshejwe icyuma gikozwe mu mashini ikora ibyuma. Insinga yakuwemo ishyirwa mu mwobo w'icyuma, hanyuma vis ifatwa irakomera kugira ngo ifatanye n'icyuma gifatana - nta gupfunyika kuri PCB bikenewe ku ruhande rw'insinga rw'aho ihuzwa. Udupira two ku ruhande rwa PCB turacyapfunyitse, ariko uruhande rw'insinga rwinjiriramo ni urw'ikoranabuhanga gusa.

Mu by’ukuri, dukunda kurangiza screw mu nganda nyinshi dushyigikira. Impamvu ni ifatika: iyo module ya PLC I/O yangiritse saa cyenda za mu gitondo mu ruganda rw’i Stuttgart, umutekinisiye w’ubugenzuzi nta cyuma gishongesha icyuma - ariko bafite screwdriver ifite umutwe ugororotse. Ikiguzi cy’igihe cyo gukora mu nganda zitandukanye kigera ku madolari 260.000 ku isaha nk’uko ubushakashatsi bwakozwe n’inganda bwabigaragaje. Siemens, bityo ubushobozi bwo guhindura insinga mu masegonda aho kuba iminota bivuze ko ari ukwizigamira mu mikorere biruta igiciro cya $0.05–$0.10 kuri buri mwamba cyo guhagarika screw.

Ibyiza byo Guhagarika Screw

• Insinga zidafite ibikoresho cyangwa izikoresha igikoresho kimwe gusa — screwdriver isanzwe ya flathead cyangwa Phillips ni cyo gikoresho cyonyine gikenewe, bigatuma screw blocks iba amahitamo rusange ku bikoresho bishobora gukoreshwa mu murima.
• Nta gushyuha gukomeye mu gihe cyo gukoresha insinga — PCB ntabwo ihura n'ubushyuhe bwo gushongesha mu gihe cyo kuyishyiraho, bikuraho ibyago byo guterura pad cyangwa kwangirika kwa substrate bivuye ku gusubiramo kenshi.
• Igenzura ry'ihuza ry'amashusho — Abatekinisiye bashobora kureba niba insinga yinjiyemo neza kandi ko vis ifunze neza, bitandukanye n'aho ipfundikirwa ifite ubuziranenge bwihishe munsi y'ubuso.
• Guhuza n'insinga ikomeye n'izidafite aho ziboheye — Ibikoresho bya screw byakira ubwoko bw'insinga zombi nta kibazo cyo kuziba no kuziba kw'insinga bituma insinga zishongeshwa zihura n'ikibazo.

Ingaruka mbi zo Guhagarika Screw

• Gushingira ku bushobozi bw'ingufu — Gufunga cyane bitera kudakora neza no guhuza ibintu rimwe na rimwe; gufata cyane bishobora gukuraho imigozi cyangwa gusya icyuma gifata insinga. IEC 60947-7-4 Igipimo ngenderwaho kigaragaza uburebure bwa torque ya 0.4–0.5 N·m kuri vis za M2.5, kandi twemeza ko torque yujuje ibisabwa ku 100% by'aho ikorwa.
• Ibisabwa mu gusubiza torque buri gihe — mu bice bihindagurika cyane nko mu modoka ya gari ya moshi cyangwa imashini ziremereye, imiyoboro y'amashanyarazi ishobora gusaba guhindurwamo amashanyarazi mu gihe cyagenwe cyo kuyasana, ibyo bikaba byongera ikiguzi cyose cyo kuyatunga.
• Ibahasha nini ifatika — uburyo bwo gukurura bufite ubunini bungana na 40% kurusha icyuma gipima ubunini kingana nacyo, ibyo bikaba ari ingenzi mu miterere mito cyane.

Ku bakiriya bacu basuzuma ubu buryo, dukomeza kugereranya birambuye mu nyandiko z'ibicuruzwa byacu. PCB screw terminal block 301 series, ari na wo murongo wacu w’ibicuruzwa byo guhagarika screw ufite ingano nyinshi kandi ugaragaza ibipimo nyabyo by’amashanyarazi n’imashini twagenzuye binyuze mu igerageza ry’uruhande rwa gatatu.

Isuzuma ry'ibyemezo: Ni ubuhe buryo bwo guhuza ikoreshwa ryawe?

Kugira ngo dushyire iri sesengura mu buryo bufatika bwo gufata ibyemezo, twubatse iyi mibare ikurikira ishingiye ku bunararibonye bw'imyaka 14 mu bijyanye no gukora porogaramu no ku biganiro by'abakiriya barenga 500 ku mishinga. Ikoreshe nk'aho uhera - ariko hamagara itsinda ryacu ry'abahanga niba porogaramu yawe igizwe n'ibyiciro byinshi.

Ubwiza bw'Inganda: Icyo Wasaba Uruganda Rwawe rwa PCB Mount Terminal Block

Si abakora ibikoresho byose bya PCB mount terminal block bakora ku rwego rumwe rw'ubuziranenge — kandi kubera ko ibyuma bikingira impanuka ari ibintu by'ingenzi mu mutekano, aho kwangirika kwabyo bishobora gutera inkongi y'umuriro, kwangirika kw'ibikoresho, cyangwa gukomeretsa abakozi, sisitemu y'ubuziranenge bw'uruganda ni ingenzi cyane nk'uko bigenwa n'ibicuruzwa.

Dore icyo twizera ko buri muguzi agomba kugenzura mbere yo gutanga itegeko ryo kugura ku ruganda urwo ari rwo rwose rukora PCB mount terminal block:

1. Gukurikirana ibikoresho fatizo

Muri J-Guang, dukomeza gukurikirana neza ibintu byose bivuye ku mucuruzi wa resin (dukura gusa mu byiciro bya Dupont na BASF) kugeza ku gice cy’inyuma cy’imashini, kandi dutanga ibyemezo by’ibikoresho kuri buri koherezwa.

2. Ubunini bw'aho bashyira ibintu ku nkuta

Igipfunyika cya nikeli ku byuma bifatanye n'umuringa gikora nk'uruzitiro rurinda ingese ndetse n'ubuso budashobora kwangirika. Ubugari bw'igitambaro kiri munsi ya 2μm ntibutanga uburinzi budahagije ku igeragezwa rya spray y'umunyu mu masaha 96 muri IEC 60068-2-11, biganisha ku nkombe no ku miterere y’ubushuhe bwinshi. Dupima ubugari bwa XRF ku gipimo cyose cy’umusaruro kandi tugatangaza ibyavuye muri raporo zacu zo kugenzura ibiciro - ikintu abakora ibiciro bake cyane mu itsinda ryacu biteguye gukora.

3. Ikizamini cy'amashanyarazi 100%

Buri giti kimwe cya buri gice cy’ifatizo twohereza gikorerwa isuzuma rya 100% ry’uburyo gihagaze n’isuzuma rya hipot ku muvuduko wa 1.5× mbere yo gupakira. Kubera ko ikiguzi cyo guhuza rimwe mu gicuruzwa cy’umukiriya kirenze kure ikiguzi cyo gupima byuzuye, twashoye imari mu bikoresho byo gupima byikora bikurikirana buri giti kuri buri gice cy’inyuma mu masegonda atatu. Niba uguze ku ruganda rukora isuzumabumenyi gusa, ibaze niba ibyago byo kwangirika k’ubutaka bifite agaciro k’amafaranga wabikije.

4. Guhagarara neza mu bipimo

Ubushobozi bwo kwihanganira umuvuduko w'amazi ni ingenzi cyane mu guteranya PCB mu buryo bwikora. Ubushobozi bwacu bwo kwihanganira aho pin iherereye ni ± 0.05mm ugereranyije n'aho duherereye — kuko pin ingana na 0.15mm cyangwa irenga izatuma installation inanirwa mu miyoboro ya automatic pick-and-place na wave soldering, bigatuma umurongo uhagarara bigatwara amadorari amagana ku isaha. Twemeza ubu buryo bwo kwihanganira ibintu ku mashini ipima (CMM) buri gihe cyo guhindura ibumba no ku isaha mu gihe cyo gukora.

Umwanzuro: Tangira ukoresheje Porogaramu, Ntimugakoreshe Ibisobanuro

Iyaba twashoboraga kugusigira ikintu kimwe twakuye mu myaka 14 twamaze dukorera uruganda rukora ibyuma bya PCB bishyiramo terminal block, byaba ari ibi: Ibisobanuro byiza bya terminal block ni ibihuye n'imiterere nyayo y'ikoreshwa, ntabwo ari ibigaragara neza ku igereranya ry'urupapuro rw'amakuru. Twabonye abahanga mu by’injeniyeri barengeje urugero rw’ibice bya 3.96mm bya screw terminal blocks ku gice cya sensor cya 5V, bitakaza umwanya w’ikibaho n’ingengo y’imari, kandi twabonye abahanga mu by’injeniyeri barengeje urugero rw’ibice bya 2.54mm bya solder blocks ku cyuma gipima moteri cya 24V, bituma habaho ikibazo cy’aho ibintu biherereye kidakora neza cyagaragaye nyuma y’amezi 18 gitangiye gukoreshwa.

Inama zacu ni zoroshye. Suzuma ibisabwa na porogaramu yawe ku ngufu z'amashanyarazi, ingufu z'amashanyarazi, ibidukikije, n'ubushobozi bwo kuyikoresha mbere yo gufungura kataloge cyangwa kohereza RFQ. Hanyuma shaka RFQ. uruganda rukora ibyuma bya PCB bishyiramo terminal block ni nde uzabaza ibyo bibazo — kuko uruganda rutabaza ibijyanye na porogaramu yawe ntacyo ruvuze niba ibicuruzwa byarwo bikoreramo.

Muri Ningbo J-Guang Electronics, dukora buri terambere n'ihererekanya ry'ibice byavuzwe muri iyi nkuru munsi y'igisenge kimwe, dufite sisitemu imwe nziza, kandi dufite uburyo bumwe bwo kubahiriza inshingano. Waba ukeneye 2.54mm solder terminal blocks ku gikoresho cyambarwa n'umuguzi cyangwa 3.96mm screw terminal blocks ku gikoresho cy'ikoranabuhanga kigenga imikorere y'uruganda, dufite ibikoresho, ibikorwa remezo byo gupima, n'uburambe bwo gukoresha kugira ngo dushyigikire umushinga wawe uhereye ku gishushanyo mbonera kugeza ku musaruro w'ingano.