{"id":3134,"date":"2025-09-19T13:53:03","date_gmt":"2025-09-19T05:53:03","guid":{"rendered":"https:\/\/www.chuxin-smt.com\/wave-soldering-equipment-common-issues-and-solutions-guide\/"},"modified":"2026-03-26T19:01:02","modified_gmt":"2026-03-26T11:01:02","slug":"wave-soldering-equipment-common-issues-and-solutions-guide","status":"publish","type":"post","link":"https:\/\/www.chuxin-smt.com\/ro\/wave-soldering-equipment-common-issues-and-solutions-guide\/","title":{"rendered":"Probleme comune \u0219i solu\u021bii la echipamentele de lipit cu valuri"},"content":{"rendered":"<p><figure class=\"wp-block-image alignnone\"><img decoding=\"async\" src=\"https:\/\/www.chuxin-smt.com\/wp-content\/uploads\/2025\/09\/1758261181-b1845fdd4c8d4e7fb979b0ab9e82f4d7.webp\" alt=\"Wave Soldering Equipment Common Issues and Solutions\" ><\/figure>\n<\/p>\n<p>You often face challenges with Wave Soldering Equipment, including contamination, <a href=\"https:\/\/www.chuxin-smt.com\/ro\/slug-understanding-solder-balling-causes-and-prevention-methods\/\">solder balling<\/a>, and unstable temperatures. Quick action and regular maintenance help you avoid costly defects and keep your production line efficient. The most common issues and their causes appear in the table below:<\/p>\n<p>| Issue Description                                                                                                  | Causes                                                                |<br \/>\n| &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212; | &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212; |<br \/>\n| <a href=\"https:\/\/svtronics.com\/7-common-soldering-issues-in-electronics-assembly\/\">Temperatur\u0103 sc\u0103zut\u0103 de lipire<\/a>              | Conveyor belt speed too fast; low PCB preheating temperature          |<br \/>\n| <a href=\"https:\/\/www.neodensmt.com\/news\/what-are-the-common-problems-of-wave-soldering-63842966.html\">Lipire insuficient\u0103<\/a> | High preheating temperature; large cartridge hole; poor metallization |<br \/>\n| Poor wetting                                                                                                       | Low soldering temperature; poor flux activity; fast conveyor speed    |<\/p>\n<p>Cur\u0103\u021barea, calibrarea \u0219i inspec\u021bia periodic\u0103 fac o mare diferen\u021b\u0103 \u00een rezultatele dvs.<\/p>\n<h2 id=\"keytakeaways\">Principalele concluzii<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.chuxin-smt.com\/ro\/improve-wave-soldering-quality-5-effective-methods\/\">\u00centre\u021binerea regulat\u0103 este esen\u021bial\u0103<\/a>. Cur\u0103\u021ba\u021bi vasele de lipit, calibra\u021bi senzorii \u0219i inspecta\u021bi echipamentele pentru a preveni defectele \u0219i a asigura func\u021bionarea f\u0103r\u0103 probleme.<\/li>\n<li><a href=\"https:\/\/www.chuxin-smt.com\/ro\/improve-wave-soldering-quality-5-effective-methods\/\">Controlul temperaturii este esen\u021bial<\/a>. Utiliza\u021bi instrumente de profilare termic\u0103 pentru a monitoriza \u0219i regla temperaturile, \u00een vederea ob\u021binerii unor rezultate optime la lipire.<\/li>\n<li>Rezolva\u021bi problemele legate de cresturi din timp. Rota\u021bi produsele \u00een timpul lipirii \u0219i men\u021bine\u021bi temperaturile adecvate ale vasului de lipit pentru a evita conexiunile slabe.<\/li>\n<li>Preveni\u021bi contaminarea prin cur\u0103\u021barea regulat\u0103 a echipamentelor. Monitoriza\u021bi compozi\u021bia lipiturii \u0219i utiliza\u021bi metode de cur\u0103\u021bare adecvate pentru a men\u021bine calitatea.<\/li>\n<li>Instrui\u021bi personalul cu privire la procedurile de \u00eentre\u021binere. O instruire adecvat\u0103 ajut\u0103 la evitarea deterior\u0103rii echipamentelor \u0219i asigur\u0103 o calitate constant\u0103 a produc\u021biei.<\/li>\n<\/ul>\n<h2 id=\"wavesolderingequipmentissues\">Probleme cu echipamentele de lipire prin valuri<\/h2>\n<h3 id=\"temperatureinstability\">Instabilitatea temperaturii<\/h3>\n<p><a href=\"https:\/\/www.chuxin-smt.com\/ro\/improve-wave-soldering-quality-5-effective-methods\/\">Instabilitatea temperaturii<\/a> perturba adesea procesul de lipire \u0219i duce la o calitate slab\u0103 a \u00eembin\u0103rii. Este posibil s\u0103 observa\u021bi lipiri inegale sau conexiuni slabe atunci c\u00e2nd temperatura fluctueaz\u0103. Principalele cauze \u0219i metode de depanare apar \u00een <a href=\"https:\/\/www.pcbasic.com\/blog\/wave_soldering_machine.html\">tabelul de mai jos<\/a>:<\/p>\n<p>| Cause of Temperature Instability                 | Troubleshooting Method                       |<br \/>\n| &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212; | &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211; |<br \/>\n| The fan is not turned on                         | Turn on the flow solder machine fan          |<br \/>\n| The thermocouple is not grounded                 | Ground the shielded wire of the thermocouple |<br \/>\n| Problems with the temperature measurement module | Replace the temperature measurement module   |<\/p>\n<p>Pentru a men\u021bine echipamentul de lipire prin val \u00een stare bun\u0103 de func\u021bionare, trebuie s\u0103:<\/p>\n<ol>\n<li>Utilizare <a href=\"https:\/\/www.allpcb.com\/fr-FR\/blog\/pcb-assembly\/optimizing-wave-soldering-temperature-a-key-factor-for-reliable-pcb-joints.html\">instrumente de profilare termic\u0103<\/a> pentru a m\u0103sura temperatura pe placa de circuit imprimat \u00een timpul lipirii. Aceste instrumente v\u0103 ajut\u0103 s\u0103 regla\u021bi temperaturile de pre\u00eenc\u0103lzire \u0219i de lipire pentru a ob\u021bine cele mai bune rezultate.<\/li>\n<li>\u00centre\u021bine\u021bi echipamentul \u00een mod regulat. Cur\u0103\u021ba\u021bi vasul de lipit, reumple\u021bi fluxul \u0219i calibra\u021bi senzorii de temperatur\u0103 pentru a preveni varia\u021biile de temperatur\u0103.<\/li>\n<li>Testa\u021bi cu pl\u0103ci fictive \u00eenainte de produc\u021bia complet\u0103. Inspecta\u021bi \u00eembin\u0103rile sudate \u0219i regla\u021bi set\u0103rile \u00een func\u021bie de rezultate.<\/li>\n<li>Regla\u021bi viteza transportorului pentru a controla timpul de expunere. Viza\u021bi un timp de contact de 2 p\u00e2n\u0103 la 4 secunde.<\/li>\n<li>Documenta\u021bi \u0219i standardiza\u021bi set\u0103rile de temperatur\u0103. Aceast\u0103 practic\u0103 v\u0103 ajut\u0103 s\u0103 men\u021bine\u021bi consecven\u021ba \u0219i s\u0103 reduce\u021bi defectele.<\/li>\n<\/ol>\n<blockquote>\n<p>Sfat: Controlul constant al temperaturii previne multe defecte comune de lipire \u0219i \u00eembun\u0103t\u0103\u021be\u0219te calitatea general\u0103 a produc\u021biei.<\/p>\n<\/blockquote>\n<h3 id=\"crestproblems\">Probleme cu creasta<\/h3>\n<p>Problemele legate de creast\u0103 pot cauza \u00eembin\u0103ri incomplete, umplerea inconsistent\u0103 a g\u0103urilor \u0219i contaminarea \u00eembin\u0103rilor. De asemenea, pute\u021bi observa tampoane ridicate sau umezire insuficient\u0103, care sl\u0103besc conexiunile electrice \u0219i cresc riscul de defectare. Tabelul de mai jos enumer\u0103 problemele tipice legate de creast\u0103 \u0219i descrierile acestora:<\/p>\n<p>| Crest Problem          | Description                                                                                            |<br \/>\n| &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;- | &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212; |<br \/>\n| Incomplete joints      | Poor hole-to-lead ratio, steep conveyor angles, excessive wave temperature, contamination on pad edges |<br \/>\n| Inconsistent hole fill | Usually a fluxing or heating issue, not related to the printed board itself                            |<br \/>\n| Joint contamination    | High temperature softens component coating, contaminating the board surface                            |<br \/>\n| Lifted pads            | Occurs on single-sided boards due to handling after soldering                                          |<br \/>\n| Insufficient wetting   | Failure to apply heat to both pin and pad, not enough time for solder to flow                          |<\/p>\n<p>Pute\u021bi rezolva problemele legate de creast\u0103 prin:<\/p>\n<ul>\n<li>Rotirea produsului pentru a traversa valul \u00eentr-un unghi, ceea ce reduce formarea de pun\u021bi.<\/li>\n<li>Optimizarea procesului prin ajustarea fluxului, lungimii cablurilor \u0219i men\u021binerea vasului de lipit curat \u0219i la temperatura corect\u0103.<\/li>\n<li>Utilizarea instrumentelor de degajare cu cu\u021bit pneumatic pentru gestionarea pun\u021bilor.<\/li>\n<li>Setarea undei la un unghi de 7 grade \u0219i asigurarea unei ie\u0219iri corespunz\u0103toare a PCB-ului pentru o scurgere optim\u0103 a lipiturii.<\/li>\n<li>Asigurarea <a href=\"https:\/\/www.circuitinsight.com\/programs\/50855.html\">temperatura vasului de lipit<\/a> este de cel pu\u021bin 250 \u00b0C pentru lipirea cu plumb \u0219i de 275 \u00b0C pentru aliajele f\u0103r\u0103 plumb.<\/li>\n<li>Inertizarea vasului de lipit pentru a reduce oxidarea \u0219i a \u00eembun\u0103t\u0103\u021bi fluxul de lipit.<\/li>\n<li>Experimentarea cu vibra\u021bii pentru a rupe tensiunea superficial\u0103 a lipiturii.<\/li>\n<\/ul>\n<blockquote>\n<p>Not\u0103: Rezolvarea problemelor legate de cresturi \u00eentr-un stadiu incipient v\u0103 ajut\u0103 s\u0103 evita\u021bi conexiunile slabe \u0219i refacerea costisitoare.<\/p>\n<\/blockquote>\n<h3 id=\"sprayfailures\">E\u0219ecuri ale pulveriz\u0103rii<\/h3>\n<p>Defec\u021biunile de pulverizare ale echipamentelor de lipire prin valuri sunt adesea cauzate de o \u00eentre\u021binere deficitar\u0103. Este posibil s\u0103 observa\u021bi o aplicare neuniform\u0103 a fluxului, ceea ce duce la defecte de lipire. Pentru a preveni defec\u021biunile de pulverizare, urma\u021bi aceste instruc\u021biuni <a href=\"https:\/\/silmantech.com\/wave-soldering-principle-and-maintenance-knowledge\/\">practici de \u00eentre\u021binere<\/a>:<\/p>\n<ol>\n<li><strong>\u00centre\u021binere zilnic\u0103:<\/strong>  <\/li>\n<\/ol>\n<ul>\n<li>\u00cendep\u0103rta\u021bi reziduurile din vasul de lipit \u0219i colecta\u021bi zgura de lipit.  <\/li>\n<li>Cur\u0103\u021ba\u021bi sticla de protec\u021bie \u0219i ghearele lan\u021bului.  <\/li>\n<li>Cur\u0103\u021ba\u021bi filtrul de la hota de evacuare a spray-ului.<\/li>\n<\/ul>\n<ol>\n<li><strong>\u00centre\u021binere s\u0103pt\u0103m\u00e2nal\u0103:<\/strong>  <\/li>\n<\/ol>\n<ul>\n<li>Cur\u0103\u021ba\u021bi componentele de lipire cu und\u0103 \u0219i senzorii PCB.  <\/li>\n<li>\u00cenlocui\u021bi uleiul de lubrifiere murdar din rulmen\u021bii pompei.  <\/li>\n<li>Cur\u0103\u021ba\u021bi furtunurile de evacuare \u0219i carcasa ma\u0219inii.<\/li>\n<\/ul>\n<ol>\n<li><strong>\u00centre\u021binere lunar\u0103:<\/strong>  <\/li>\n<\/ol>\n<ul>\n<li>Cur\u0103\u021ba\u021bi \u0219inele glisante \u0219i aplica\u021bi ulei lubrifiant nou.  <\/li>\n<li>Cur\u0103\u021ba\u021bi ventilatoarele \u0219i grilele de r\u0103cire.  <\/li>\n<li>Verifica\u021bi inelele de cauciuc de etan\u0219are ale duzei de flux.  <\/li>\n<li>Dezasambla\u021bi \u0219i cur\u0103\u021ba\u021bi pompele de lipit cu und\u0103.<\/li>\n<\/ul>\n<ol>\n<li><strong>\u00centre\u021binere trimestrial\u0103:<\/strong>  <\/li>\n<\/ol>\n<ul>\n<li>\u00cenmuia\u021bi lan\u021bul de transmisie \u00een solu\u021bie de cur\u0103\u021bare \u0219i aplica\u021bi din nou lubrifiant.<\/li>\n<\/ul>\n<blockquote>\n<p>Sfat: Cur\u0103\u021barea \u0219i lubrifierea periodic\u0103 asigur\u0103 func\u021bionarea fiabil\u0103 a sistemului de pulverizare \u0219i reduc riscul apari\u021biei defectelor.<\/p>\n<\/blockquote>\n<h3 id=\"conveyormalfunctions\">Defec\u021biuni ale transportorului<\/h3>\n<p>Defec\u021biunile transportorului pot opri produc\u021bia \u0219i pot cauza lipiri inegale. Este posibil s\u0103 observa\u021bi c\u0103 pl\u0103cile se mi\u0219c\u0103 prea repede sau prea \u00eencet, ceea ce duce la lipiri de slab\u0103 calitate. Cauzele frecvente includ \u0219ine nealiniate, lan\u021buri uzate sau motoare defecte. Trebuie s\u0103:<\/p>\n<ul>\n<li>Verifica\u021bi alinierea \u0219inelor transportorului \u0219i regla\u021bi-le dup\u0103 cum este necesar.<\/li>\n<li>Verifica\u021bi lan\u021burile \u0219i lubrifia\u021bi-le regulat pentru a preveni uzura.<\/li>\n<li>Monitoriza\u021bi performan\u021ba motorului \u0219i \u00eenlocui\u021bi imediat unit\u0103\u021bile defecte.<\/li>\n<li>Testa\u021bi viteza transportorului cu pl\u0103ci fictive pentru a v\u0103 asigura c\u0103 timpul de contact cu valul de lipire este adecvat.<\/li>\n<\/ul>\n<blockquote>\n<p>Reamintire: Un sistem de transport bine \u00eentre\u021binut asigur\u0103 mi\u0219carea lin\u0103 a pl\u0103cii \u0219i rezultate de lipire consistente.<\/p>\n<\/blockquote>\n<h2 id=\"solderingdefects\">Defecte de lipire<\/h2>\n<p><figure class=\"wp-block-image alignnone\"><img decoding=\"async\" src=\"https:\/\/www.chuxin-smt.com\/wp-content\/uploads\/2025\/09\/1758261181-b2bd220c249d4f5ea410e44d7fd93fe5.webp\" alt=\"Soldering Defects\" ><\/figure>\n<\/p>\n<p>Defectele de lipire pot perturba produc\u021bia \u0219i reduce fiabilitatea ansamblurilor. Trebuie s\u0103 recunoa\u0219te\u021bi cele mai frecvente probleme \u0219i s\u0103 \u00een\u021belege\u021bi cum s\u0103 le preveni\u021bi. Mai jos, ve\u021bi g\u0103si explica\u021bii detaliate \u0219i solu\u021bii practice pentru fiecare defect.<\/p>\n<h3 id=\"solderballing\">Solder Balling<\/h3>\n<p>Formarea bilelor de lipit apare atunci c\u00e2nd se formeaz\u0103 mici bile de lipit pe placa de circuit imprimat dup\u0103 trecerea prin echipamentul de lipit cu und\u0103. Acest defect apare adesea atunci c\u00e2nd temperatura de lipit este prea ridicat\u0103 sau c\u00e2nd fluxul con\u021bine componente care cresc fluxul de lipit. Impurit\u0103\u021bile sau oxizii de pe suprafa\u021ba pl\u0103cii de circuit imprimat contribuie, de asemenea, la formarea bilelor de lipit.<\/p>\n<ul>\n<li><a href=\"https:\/\/silmantech.com\/solder-balls-form-reason-in-wave-soldering\/\">Temperatur\u0103 excesiv\u0103 de lipire<\/a> determin\u0103 topirea \u0219i curgerea excesiv\u0103 a lipiturii.<\/li>\n<li>Anumite ingrediente ale fluxului \u00eembun\u0103t\u0103\u021besc fluxul de lipire, duc\u00e2nd la formarea de bile.<\/li>\n<li>Suprafe\u021bele PCB murdare sau oxidate reac\u021bioneaz\u0103 cu lipitura \u0219i creeaz\u0103 bile.<\/li>\n<\/ul>\n<p>Pute\u021bi reduce formarea bilelor de lipit prin ajustarea procesului:<\/p>\n<p>| Process Adjustment                                                                                                                            | Description                                                             |<br \/>\n| &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212; | &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211; |<br \/>\n| <a href=\"https:\/\/iconnect007.com\/article\/134353\/knocking-down-the-bone-pile-eliminating-solder-balls-in-hand-soldering\/134356\/pcb\">Utilizarea corect\u0103 a fluxului<\/a> | Clean soldering surfaces to help the solder join together smoothly.     |<br \/>\n| Temperature control                                                                                                                           | Lower the soldering tip temperature to prevent oxide layer formation.   |<br \/>\n| Feed rate adjustment                                                                                                                          | Slow down wire solder feed rate for better flux activation.             |<br \/>\n| Active flux usage                                                                                                                             | Use more active flux to prevent oxide layers during soldering.          |<br \/>\n| Training                                                                                                                                      | Train technicians to understand soldering variables and reduce defects. |<\/p>\n<blockquote>\n<p>Sfat: Verifica\u021bi \u00eentotdeauna cur\u0103\u021benia suprafe\u021bei pl\u0103cilor de circuit imprimat \u00eenainte de lipire. Pl\u0103cile curate v\u0103 ajut\u0103 s\u0103 evita\u021bi formarea de bile de lipit.<\/p>\n<\/blockquote>\n<h3 id=\"leadbridging\">Conectare principal\u0103<\/h3>\n<p>Conectarea \u00eentre fire creeaz\u0103 conexiuni nedorite \u00eentre firele adiacente, ceea ce poate provoca scurtcircuite \u0219i defec\u021biuni. Pute\u021bi \u00eent\u00e2mpina aceast\u0103 problem\u0103 dac\u0103 <a href=\"https:\/\/www.circuitinsight.com\/programs\/51506.html\">temperatura vasului de lipit<\/a> este prea sc\u0103zut\u0103, ceea ce face ca lipitura s\u0103 fie groas\u0103 \u0219i lipicioas\u0103. Tipul \u0219i cantitatea de flux joac\u0103, de asemenea, un rol important. Proiectarea defectuoas\u0103 a componentelor, cum ar fi distan\u021ba mic\u0103 \u00eentre paduri sau cablurile lungi, cre\u0219te riscul.<\/p>\n<ul>\n<li>Temperatura vasului de lipit afecteaz\u0103 v\u00e2scozitatea lipiturii \u0219i formarea pun\u021bilor.<\/li>\n<li>Tipul \u0219i cantitatea de flux determin\u0103 c\u00e2t de bine se separ\u0103 lipitura.<\/li>\n<li>Distan\u021ba necorespunz\u0103toare \u00eentre pl\u0103ci \u0219i lungimea cablurilor cresc probabilitatea apari\u021biei pun\u021bilor.<\/li>\n<\/ul>\n<p>Pentru a preveni formarea de pun\u021bi de plumb, trebuie s\u0103:<\/p>\n<ol>\n<li>Utiliza\u021bi fluxuri cu niveluri de activitate mai ridicate.<\/li>\n<li>Asigura\u021bi-v\u0103 c\u0103 este \u00eenc\u0103rcat suficient flux, astfel \u00eenc\u00e2t s\u0103 nu se epuizeze \u00eenainte ca placa s\u0103 ias\u0103 din val.<\/li>\n<li>Monitoriza\u021bi temperatura de pre\u00eenc\u0103lzire, timpul de contact \u0219i temperatura vasului de lipit.<\/li>\n<li>Regla\u021bi tipurile de flux \u0219i optimiza\u021bi temperaturile vasului de lipit.<\/li>\n<li>\u00cembun\u0103t\u0103\u021bi\u021bi proiectarea PCB-urilor cu spa\u021biere mai bun\u0103 \u0219i baraje de lipire.<\/li>\n<li>Rafina\u021bi parametrii de reflow pentru a controla expunerea termic\u0103.<\/li>\n<\/ol>\n<blockquote>\n<p>Not\u0103: Fluxul potrivit reduce tensiunea superficial\u0103 \u0219i ajut\u0103 la separarea curat\u0103 a lipiturii \u00een momentul \u00een care placa p\u0103r\u0103se\u0219te valul.<\/p>\n<\/blockquote>\n<h3 id=\"whitehaze\">Cea\u021b\u0103 alb\u0103<\/h3>\n<p>Cea\u021ba alb\u0103 apare ca un reziduu tulbure pe placa de circuit imprimat dup\u0103 lipire. Acest defect rezult\u0103 adesea din reziduurile l\u0103sate de procesul de lipire, \u00een special atunci c\u00e2nd temperaturile de pre\u00eenc\u0103lzire nu sunt setate corect. Colofoniul din flux, debitele mari ale fluxului \u0219i substan\u021bele denaturate din reac\u021biile fluxului contribuie, de asemenea, la apari\u021bia acestui defect.<\/p>\n<p>| Cause of White Haze                | Related Process Parameter             |<br \/>\n| &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;- | &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;- |<br \/>\n| Residues from soldering process    | Inappropriate preheating temperatures |<br \/>\n| Rosin in flux                      | High flux flow rates                  |<br \/>\n| Denatured substances from reaction | Insufficient tin-eating time          |<br \/>\n| Metal inorganic salts              | Various flux composition issues       |<\/p>\n<p>Pute\u021bi elimina cea\u021ba alb\u0103 prin:<\/p>\n<ul>\n<li>Cur\u0103\u021barea PCB-urilor imediat dup\u0103 lipire, \u00eenainte ca reziduurile s\u0103 se \u00eent\u0103reasc\u0103.<\/li>\n<li>Utilizarea cantit\u0103\u021bii potrivite de flux \u0219i alegerea tipurilor mai u\u0219or de cur\u0103\u021bat.<\/li>\n<li>Alegerea solu\u021biilor de cur\u0103\u021bare \u00een func\u021bie de tipul de reziduuri.<\/li>\n<li>Cre\u0219terea temperaturii \u0219i a agita\u021biei pentru rezultate mai bune.<\/li>\n<\/ul>\n<blockquote>\n<p>Sfat: Cu c\u00e2t reziduurile de flux r\u0103m\u00e2n mai mult timp pe placa de circuit imprimat, cu at\u00e2t sunt mai greu de \u00eendep\u0103rtat. Cur\u0103\u021ba\u021bi imediat pentru rezultate optime.<\/p>\n<\/blockquote>\n<h3 id=\"insufficientsolder\">Lipire insuficient\u0103<\/h3>\n<p>Soldarea insuficient\u0103 duce la \u00eembin\u0103ri slabe \u0219i conexiuni nesigure. Acest defect poate ap\u0103rea dac\u0103 pre\u00eenc\u0103lzirea este inadecvat\u0103, \u00een\u0103l\u021bimea valului de lipit este prea mic\u0103 sau lipitura \u0219i conductorii sunt contamina\u021bi. Fluxarea necorespunz\u0103toare provoac\u0103, de asemenea, un flux neuniform al lipiturii \u0219i o acoperire deficitar\u0103.<\/p>\n<p>| Cause                                                                                                                                                 | Effect on Joint Integrity                                    |<br \/>\n| &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211; | &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212; |<br \/>\n| <a href=\"https:\/\/www.allpcb.com\/blog\/pcb-assembly\/the-ultimate-guide-to-wave-soldering-defects-identification-causes-and-prevention.html\">Pre\u00eenc\u0103lzire inadecvat\u0103<\/a> | Incomplete joints due to poor solder wetting.                |<br \/>\n| Low Solder Wave Height                                                                                                                                | Leads may not fully contact, especially on large components. |<br \/>\n| Contaminated Solder\/Leads                                                                                                                             | Weak joints from poor adhesion.                              |<br \/>\n| Improper Fluxing                                                                                                                                      | Uneven solder flow and insufficient coverage.                |<\/p>\n<p>Pute\u021bi remedia lipsa de lipit astfel:<\/p>\n<p>| <a href=\"https:\/\/www.vexos.com\/2018\/07\/31\/best-practices-in-manufacturing-wave-soldering\/\">Modificarea procesului<\/a> | Description                                                           |<br \/>\n| &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211; | &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212; |<br \/>\n| Incoming Inspection                                                                                      | Inspect and test components to prevent contamination.                 |<br \/>\n| Thermal Relief                                                                                           | Add thermal relief to large copper planes for better solder flow.     |<br \/>\n| Flux Optimization                                                                                        | Use tools to ensure proper flux application and penetration.          |<br \/>\n| Process Controls                                                                                         | Control solder pot temperature, preheat, dwell time, and parallelism. |<\/p>\n<blockquote>\n<p>Reamintire: Verifica\u021bi \u00eentotdeauna \u00een\u0103l\u021bimea valului de lipire \u0219i acoperirea fluxului \u00eenainte de a \u00eencepe produc\u021bia.<\/p>\n<\/blockquote>\n<h3 id=\"trappedgases\">Gaze captive<\/h3>\n<p>Gazele captive provoac\u0103 goluri \u00een \u00eembin\u0103rile sudate, ceea ce sl\u0103be\u0219te conexiunile \u0219i reduce fiabilitatea. Pute\u021bi observa aceast\u0103 problem\u0103 atunci c\u00e2nd pasta de sudur\u0103 degaj\u0103 gaze \u00een timpul activ\u0103rii \u0219i evapor\u0103rii. Profilarea inadecvat\u0103 a reflow-ului \u0219i suprafe\u021bele contaminate captiveaz\u0103, de asemenea, gaze.<\/p>\n<ul>\n<li>Degazarea pastei de lipit elibereaz\u0103 gaze care r\u0103m\u00e2n captive, \u00een special \u00een ansamblurile BGA.<\/li>\n<li>Profilurile de temperatur\u0103 necorespunz\u0103toare re\u021bin gazele sau provoac\u0103 topirea inegal\u0103.<\/li>\n<li>PCB-urile contaminate \u0219i suprafe\u021bele componentelor interfereaz\u0103 cu umezirea lipirii \u0219i re\u021bin umezeala.<\/li>\n<\/ul>\n<p>Pentru a reduce la minimum gazele captive, trebuie s\u0103:<\/p>\n<ul>\n<li>Coace\u021bi PCB-urile \u00eenainte de lipire pentru a elimina umezeala.<\/li>\n<li>Cur\u0103\u021ba\u021bi bine suprafe\u021bele pentru a preveni contaminarea.<\/li>\n<li>Optimiza\u021bi profilurile de temperatur\u0103 pentru topirea uniform\u0103 a lipiturii \u0219i evacuarea gazelor.<\/li>\n<\/ul>\n<blockquote>\n<p>Sfat: Golurile cauzate de gazele captive pot fi greu de detectat vizual. Utiliza\u021bi inspec\u021bia cu raze X pentru ansamblurile critice.<\/p>\n<\/blockquote>\n<h3 id=\"defectsolutions\">Solu\u021bii pentru defecte<\/h3>\n<p>Pute\u021bi rezolva multe defecte comune ale echipamentelor de lipire cu und\u0103 prin \u00een\u021belegerea cauzelor acestora \u0219i aplicarea de solu\u021bii specifice.<\/p>\n<p>| Problem                | Causes                                                                 | Solutions                                                                                |<br \/>\n| &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;- | &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;- | &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;- |<br \/>\n| Insufficient soldering | High tin temperature, long PTH leads, unmatched solder pad, close pads | Adjust the solder pot, shorten the wire pins, change the pad design, and add solder mask |<br \/>\n| Excessive soldering    | Low soldering temperature, insufficient preheating, and low flux ratio | Increase tin temperature, adjust preheating, adjust flux ratio, adjust PCB angle         |<br \/>\n| Solder spikes          | Large PTH component, long leads, insufficient preheating, fast speed   | Increase preheating, trim lead length, increase solder ion temperature                   |<br \/>\n| Pinholes               | Moisture in PCB, contaminated leads, and air blockage in holes         | Bake the PCB before soldering, avoid touching the PCB surface, change the molding method |<\/p>\n<blockquote>\n<p>\u2705 Verific\u0103rile \u0219i ajust\u0103rile periodice ale procesului v\u0103 ajut\u0103 s\u0103 men\u021bine\u021bi \u00eembin\u0103ri sudate de \u00eenalt\u0103 calitate \u0219i s\u0103 reduce\u021bi defectele.<\/p>\n<\/blockquote>\n<p>Ve\u021bi \u00eent\u00e2lni multe tipuri de defecte de lipire, cum ar fi \u00eembin\u0103ri cu lipire insuficient\u0103, stropi de lipire, g\u0103uri de ac, \u00eembin\u0103ri reci, \u00eembin\u0103ri supra\u00eenc\u0103lzite, componente tombstone \u0219i \u00eembin\u0103ri insuficient umezite. Prin monitorizarea procesului \u0219i \u00eentre\u021binerea echipamentului de lipire cu und\u0103, pute\u021bi minimiza aceste probleme \u0219i \u00eembun\u0103t\u0103\u021bi fiabilitatea produsului.<\/p>\n<h2 id=\"contamination\">Contaminare<\/h2>\n<h3 id=\"causes\">Cauze<\/h3>\n<p>\u00cen echipamentele de lipire prin valuri, exist\u0103 numeroase surse de contaminare. Contaminarea poate reduce calitatea \u00eembin\u0103rilor lipite \u0219i poate provoca defecte la pl\u0103cile finite. Studiile din industrie arat\u0103 c\u0103 mai multe metale se acumuleaz\u0103 adesea \u00een baia de lipire \u0219i pe suprafe\u021bele ma\u0219inilor. Trebuie s\u0103 fi\u021bi aten\u021bi la urm\u0103toarele tipuri comune:<\/p>\n<ul>\n<li>Cuprul se dizolv\u0103 din finisajele suprafe\u021bei pl\u0103cilor de circuit, \u00een special atunci c\u00e2nd se utilizeaz\u0103 procese HASL.<\/li>\n<li>Plumbul poate fi eliberat din finisajele pl\u0103cilor de staniu-plumb \u00een b\u0103ile de lipire f\u0103r\u0103 plumb. Acest lucru poate determina cre\u0219terea nivelului de plumb peste limitele RoHS.<\/li>\n<li>Fierul provine din piesele ma\u0219inilor care intr\u0103 \u00een contact cu lipitura. Fierul poate forma compu\u0219i intermetalici, care fac \u00eembin\u0103rile fragile.<\/li>\n<li>Aurul se acumuleaz\u0103 \u00een lipitura din finisajele ENIG sau aur dur de pe pl\u0103ci \u0219i componente.<\/li>\n<li>Nichelul se dizolv\u0103 din componentele conductoare \u0219i cre\u0219te con\u021binutul de nichel din baia de lipit.<\/li>\n<\/ul>\n<p>Contaminarea apare adesea atunci c\u00e2nd utiliza\u021bi pl\u0103ci din aliaje mixte, piese vechi pentru ma\u0219ini sau c\u00e2nd nu efectua\u021bi cur\u0103\u021barea periodic\u0103. Dac\u0103 ignora\u021bi aceste riscuri, pute\u021bi observa \u00eembin\u0103ri de lipit mate, umectare deficitar\u0103 sau chiar defec\u021biuni electrice.<\/p>\n<blockquote>\n<p>Sfat: Verifica\u021bi regulat baia de lipit pentru a detecta acumul\u0103rile de metal. Detectarea timpurie v\u0103 ajut\u0103 s\u0103 evita\u021bi repara\u021biile costisitoare \u0219i defectarea produselor.<\/p>\n<\/blockquote>\n<h3 id=\"solutions\">Solu\u021bii<\/h3>\n<p>Pute\u021bi controla contaminarea utiliz\u00e2nd metode de cur\u0103\u021bare dovedite \u0219i implement\u00e2nd practici inteligente de \u00eentre\u021binere. <a href=\"https:\/\/www.microcare.com\/en-US\/Resources\/Resource-Center\/FAQs\/Is-There-a-Cleaning-Process-to-Remove-Residues-and\">Echipament de cur\u0103\u021bare pentru lipire prin valuri<\/a>, inclusiv benzi transportoare \u0219i pale\u021bi, \u00eendep\u0103rteaz\u0103 reziduurile \u0219i depunerile metalice. Trebuie s\u0103 alege\u021bi produse de cur\u0103\u021bare adecvate tipului de contaminare pe care \u00eel g\u0103si\u021bi.<\/p>\n<ul>\n<li>Produsele de cur\u0103\u021bare Eco-Oven sunt eficiente \u0219i ofer\u0103 o alternativ\u0103 mai sigur\u0103 la IPA pentru cur\u0103\u021barea pieselor ma\u0219inilor.<\/li>\n<li>Formulele apoase, cum ar fi alcoolul apos pulverizabil cu solvent, \u00eendep\u0103rteaz\u0103 fluxurile pe baz\u0103 de r\u0103\u0219in\u0103 \u0219i cu reziduuri reduse de pe suprafe\u021be.<\/li>\n<li>Cur\u0103\u021ba\u021bi regulat vasele de lipit, pompele cu und\u0103 \u0219i duzele. Acest lucru men\u021bine nivelurile de metal sc\u0103zute \u0219i previne contaminarea \u00eencruci\u0219at\u0103.<\/li>\n<li>Inspecta\u021bi \u0219i \u00eenlocui\u021bi elementele uzate ale ma\u0219inii pentru a \u00eempiedica p\u0103trunderea fierului \u0219i a altor metale \u00een baia de lipit.<\/li>\n<li>Testa\u021bi frecvent compozi\u021bia b\u0103ii de lipit. Ajusta\u021bi procesul dac\u0103 observa\u021bi niveluri ridicate de cupru, plumb, aur sau nichel.<\/li>\n<\/ul>\n<p>Proteja\u021bi calitatea produc\u021biei atunci c\u00e2nd men\u021bine\u021bi echipamentele curate \u0219i monitoriza\u021bi contaminarea. Cur\u0103\u021barea \u0219i testarea consecvent\u0103 v\u0103 ajut\u0103 s\u0103 evita\u021bi defectele \u0219i s\u0103 respecta\u021bi standardele industriale.<\/p>\n<blockquote>\n<p>Reamintire: Echipamentele curate asigur\u0103 \u00eembin\u0103ri mai bune \u0219i mai pu\u021bine defec\u021biuni. Include\u021bi controlul contamin\u0103rii \u00een rutina zilnic\u0103.<\/p>\n<\/blockquote>\n<h2 id=\"maintenance\">\u00centre\u021binere<\/h2>\n<p><figure class=\"wp-block-image alignnone\"><img decoding=\"async\" src=\"https:\/\/www.chuxin-smt.com\/wp-content\/uploads\/2025\/09\/1758261182-46cbe8dacfab4b4b852716c8ad3ec463.webp\" alt=\"Maintenance\" ><\/figure>\n<\/p>\n<h3 id=\"wavesolderingequipmentmaintenance\">\u00centre\u021binerea echipamentelor de lipire prin valuri<\/h3>\n<p>P\u0103stra\u021bi echipamentul de lipire prin valuri \u00een stare de func\u021bionare optim\u0103 urm\u00e2nd instruc\u021biunile <a href=\"https:\/\/www.chuxin-smt.com\/ro\/daily-maintenance-cleaning-process-reflow-ovens-guide\/\">rutin\u0103 de \u00eentre\u021binere riguroas\u0103<\/a>. Ar trebui s\u0103 stabili\u021bi un program care s\u0103 acopere sarcinile zilnice, s\u0103pt\u0103m\u00e2nale \u0219i lunare. <a href=\"https:\/\/www.yontro.com\/blog\/wave-soldering-machines-maintenance-guide\/\">\u00centre\u021binerea predictiv\u0103 utilizeaz\u0103 datele senzorilor pentru a detecta uzura prematur\u0103 \u0219i a preveni defec\u021biunile.<\/a> Cur\u0103\u021barea regulat\u0103 \u00eendep\u0103rteaz\u0103 reziduurile de flux \u0219i zgura de lipit, ceea ce ajut\u0103 la men\u021binerea st\u0103rii bune a ma\u0219inii. Trebuie s\u0103 monitoriza\u021bi compozi\u021bia lipiturii \u0219i s\u0103 \u00eenlocui\u021bi lipitura contaminat\u0103 pentru a asigura \u00eembin\u0103ri de \u00eenalt\u0103 calitate. Verificarea sistemului de pulverizare a fluxului previne defectele de lipire. Acoperirea cu azot ajut\u0103 la prevenirea form\u0103rii de oxid \u0219i reduce zgura. Instruirea personalului \u00een procedurile corespunz\u0103toare de \u00eentre\u021binere protejeaz\u0103 echipamentul \u00eempotriva deterior\u0103rii accidentale.<\/p>\n<p>| Maintenance Routine                                                                                        | Description                                                                 |<br \/>\n| &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;- | &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212; |<br \/>\n| Predictive Maintenance                                                                                     | Uses sensor data to detect early wear and prevent downtime.                 |<br \/>\n| Regular Cleaning                                                                                           | Schedule cleaning based on production volume to keep machines in top shape. |<br \/>\n| Monitor Solder Composition                                                                                 | Test solder regularly and replace if contaminated.                          |<br \/>\n| Check <a href=\"https:\/\/www.chuxin-smt.com\/ro\/wave-soldering-flux-selection-and-maintenance-guide\/\">Sistem de pulverizare cu flux<\/a> | Clean the flux system to avoid soldering defects.                           |<br \/>\n| Prevent Oxide Formation                                                                                    | Use nitrogen blanketing to reduce oxidation and dross.                      |<br \/>\n| Train Staff                                                                                                | Teach operators correct maintenance steps to avoid equipment damage.        |<\/p>\n<blockquote>\n<p>Sfat: Alinia\u021bi sistemele de transport \u0219i verifica\u021bi frecvent integritatea valului de lipire. Aceste m\u0103suri v\u0103 ajut\u0103 s\u0103 evita\u021bi perioadele de nefunc\u021bionare \u0219i s\u0103 prelungi\u021bi durata de via\u021b\u0103 a echipamentelor.<\/p>\n<\/blockquote>\n<h3 id=\"preventivetips\">Sfaturi preventive<\/h3>\n<p>Pute\u021bi prelungi durata de via\u021b\u0103 a echipamentului dvs. de lipire cu valuri urm\u00e2nd c\u00e2teva sfaturi simple de prevenire. Inspecta\u021bi cablajele, conectorii \u0219i pl\u0103cile de circuit pentru a detecta conexiunile sl\u0103bite \u0219i firele deteriorate \u00eenainte ca acestea s\u0103 provoace probleme. Analiza\u021bi datele de produc\u021bie pentru a identifica tendin\u021be precum defectele frecvente sau perioadele de nefunc\u021bionare. Crea\u021bi un program detaliat de \u00eentre\u021binere \u0219i atribui\u021bi sarcini personalului instruit. P\u0103stra\u021bi zona de lucru curat\u0103, controla\u021bi temperatura \u0219i umiditatea \u0219i evita\u021bi supra\u00eenc\u0103rcarea ma\u0219inii. Utiliza\u021bi aliaje de lipire de calitate superioar\u0103 pentru a reduce zgura \u0219i contaminarea. Selecta\u021bi fluxuri compatibile pentru aplica\u021bia dvs. \u0219i monitoriza\u021bi regulat set\u0103rile ma\u0219inii. Documenta\u021bi toate activit\u0103\u021bile de \u00eentre\u021binere pentru a urm\u0103ri problemele recurente \u0219i a planifica lucr\u0103rile viitoare. Utiliza\u021bi \u00eentotdeauna piese de schimb originale pentru fiabilitate.<\/p>\n<p>| Maintenance Tip               | Description                                                        |<br \/>\n| &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211; | &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212; |<br \/>\n| Inspect wiring and connectors | Tighten connections and replace damaged wires to prevent failures. |<br \/>\n| Analyze production data       | Spot trends that signal machine problems.                          |<br \/>\n| Create a maintenance schedule | Assign daily, weekly, and monthly tasks to trained staff.          |<br \/>\n| Proper technician training    | Make sure technicians know the machine and common issues.          |<br \/>\n| Maintain a clean environment  | Control temperature and humidity to protect electronics.           |<br \/>\n| Avoid overloading             | Follow guidelines for PCB size and weight.                         |<br \/>\n| Use premium solder alloys     | Reduce dross and contamination.                                    |<br \/>\n| Select compatible fluxes      | Choose the best flux for your needs.                               |<br \/>\n| Monitor machine settings      | Check settings often for best performance.                         |<br \/>\n| Document maintenance          | Track issues and plan future work.                                 |<br \/>\n| Use genuine replacement parts | Ensure reliability and compatibility.                              |<\/p>\n<blockquote>\n<p>\ud83d\udee0\ufe0f \u00centre\u021binerea preventiv\u0103 regulat\u0103 men\u021bine echipamentul fiabil \u0219i linia de produc\u021bie eficient\u0103.<\/p>\n<\/blockquote>\n<p>\u00cembun\u0103t\u0103\u021bi\u021bi calitatea produc\u021biei \u0219i <a href=\"https:\/\/iconnect007.com\/index.php\/article\/51691\/continuous-improvement-approaches-for-wave-soldering\/51694\">reduce\u021bi timpul de nefunc\u021bionare prin \u00eentre\u021binerea regulat\u0103 a echipamentului de lipire prin valuri<\/a>. Solu\u021biile proactive, precum controlul proceselor \u0219i \u00eembun\u0103t\u0103\u021birea continu\u0103, v\u0103 ajut\u0103 s\u0103 ob\u021bine\u021bi \u00eembin\u0103ri de lipire impecabile \u0219i s\u0103 evita\u021bi retu\u0219urile costisitoare. Exper\u021bii din industrie recomand\u0103 aceste sfaturi practice pentru o func\u021bionare eficient\u0103:<\/p>\n<ol>\n<li><a href=\"https:\/\/reversepcb.com\/wave-soldering\/\">Porni\u021bi \u00eenc\u0103lzitorul vasului de lipit \u0219i verifica\u021bi comutatorul temporizatorului.<\/a>.<\/li>\n<li>Verifica\u021bi ventila\u021bia \u0219i indicatorii de temperatur\u0103.<\/li>\n<li>\u00cendep\u0103rta\u021bi reziduurile de lipit \u0219i ad\u0103uga\u021bi agen\u021bi anti-oxidare.<\/li>\n<li>Regla\u021bi unghiurile transportorului \u0219i monitoriza\u021bi densitatea fluxului.<\/li>\n<\/ol>\n<p><a href=\"https:\/\/www.allpcb.com\/es-ES\/blog\/pcb-assembly\/troubleshooting-common-wave-soldering-problems-a-practical-guide-for-engineers.html\">Cur\u0103\u021barea, calibrarea \u0219i inspec\u021bia de rutin\u0103<\/a> men\u021bine\u021bi echipamentul fiabil \u0219i fluxul de lucru f\u0103r\u0103 probleme.<\/p>\n<h2 id=\"faq\">\u00ceNTREB\u0102RI FRECVENTE<\/h2>\n<h3 id=\"whatcausestemperatureinstabilityinwavesolderingequipment\">Ce cauzeaz\u0103 instabilitatea temperaturii \u00een echipamentele de lipire prin valuri?<\/h3>\n<p><a href=\"https:\/\/www.chuxin-smt.com\/ro\/faq\/\">Instabilitatea temperaturii<\/a> Se \u00eent\u00e2mpl\u0103 adesea c\u00e2nd ventilatorul este oprit, termocuplul nu este legat la p\u0103m\u00e2nt sau modulul de temperatur\u0103 nu func\u021bioneaz\u0103. Verifica\u021bi mai \u00eent\u00e2i aceste componente. Utiliza\u021bi instrumente de profilare termic\u0103 pentru a monitoriza \u0219i regla set\u0103rile de temperatur\u0103.<\/p>\n<h3 id=\"howoftenshouldyoucleanthesolderpotandwavepumps\">C\u00e2t de des trebuie cur\u0103\u021bat vasul de lipit \u0219i pompele cu und\u0103?<\/h3>\n<p>Trebuie s\u0103 cur\u0103\u021ba\u021bi vasul de lipit \u0219i pompele de und\u0103 cel pu\u021bin o dat\u0103 pe lun\u0103. Cur\u0103\u021barea regulat\u0103 \u00eendep\u0103rteaz\u0103 zgura \u0219i depunerile de metal. Aceast\u0103 practic\u0103 v\u0103 ajut\u0103 s\u0103 men\u021bine\u021bi calitatea lipirii \u0219i s\u0103 preveni\u021bi contaminarea.<\/p>\n<h3 id=\"whydosolderballsformonyourpcb\">De ce se formeaz\u0103 bile de lipit pe placa de circuit imprimat?<\/h3>\n<p>Bilele de lipit se formeaz\u0103 de obicei din cauza temperaturilor ridicate de lipire, a suprafe\u021belor murdare ale pl\u0103cilor cu circuite imprimate sau a utiliz\u0103rii necorespunz\u0103toare a fluxului. Pute\u021bi preveni acest defect prin sc\u0103derea temperaturii, cur\u0103\u021barea pl\u0103cii \u0219i utilizarea fluxului corect.<\/p>\n<blockquote>\n<p>Sfat: Inspecta\u021bi \u0219i cur\u0103\u021ba\u021bi \u00eentotdeauna placa de circuit imprimat \u00eenainte de lipire pentru a reduce formarea de bile de lipit.<\/p>\n<\/blockquote>\n<h3 id=\"whatisthebestwaytopreventconveyormalfunctions\">Care este cea mai bun\u0103 metod\u0103 de prevenire a defec\u021biunilor transportoarelor?<\/h3>\n<p>Trebuie s\u0103 verifica\u021bi alinierea \u0219inelor transportorului, s\u0103 lubrifia\u021bi lan\u021burile \u0219i s\u0103 verifica\u021bi performan\u021ba motorului. Testa\u021bi viteza transportorului cu pl\u0103ci fictive. Aceste m\u0103suri v\u0103 ajut\u0103 s\u0103 evita\u021bi lipirea inegal\u0103 \u0219i \u00eent\u00e2rzierile \u00een produc\u021bie.<\/p>\n<p>| Maintenance Step  | Benefit               |<br \/>\n| &#8212;&#8212;&#8212;&#8212;&#8212;&#8211; | &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212; |<br \/>\n| Rail alignment    | Smooth board movement |<br \/>\n| Chain lubrication | Prevents wear         |<br \/>\n| Motor checks      | Reliable operation    |<\/p>","protected":false},"excerpt":{"rendered":"<p>Echipamentele de lipit cu valuri se confrunt\u0103 adesea cu probleme precum instabilitatea temperaturii, defectele de lipire \u0219i contaminarea. G\u0103si\u021bi solu\u021bii practice pentru a spori fiabilitatea.<\/p>","protected":false},"author":1,"featured_media":3133,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"categories":[1,52],"tags":[67,66,61,72,64,68,83],"class_list":["post-3134","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-company-news","category-product-information","tag-lead-free-wave-solder","tag-smt-equipment","tag-smt-solution","tag-solder-wave-machine","tag-soldering-process","tag-wave-solder-machine","tag-welding-equipment"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.chuxin-smt.com\/ro\/wp-json\/wp\/v2\/posts\/3134","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.chuxin-smt.com\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.chuxin-smt.com\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.chuxin-smt.com\/ro\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.chuxin-smt.com\/ro\/wp-json\/wp\/v2\/comments?post=3134"}],"version-history":[{"count":0,"href":"https:\/\/www.chuxin-smt.com\/ro\/wp-json\/wp\/v2\/posts\/3134\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.chuxin-smt.com\/ro\/wp-json\/wp\/v2\/media\/3133"}],"wp:attachment":[{"href":"https:\/\/www.chuxin-smt.com\/ro\/wp-json\/wp\/v2\/media?parent=3134"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.chuxin-smt.com\/ro\/wp-json\/wp\/v2\/categories?post=3134"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.chuxin-smt.com\/ro\/wp-json\/wp\/v2\/tags?post=3134"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}