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2024-11-14
作為電子產(chǎn)品制造的中心環(huán)節(jié),,PCBA(Printed Circuit Board Assembly,,印刷電路板裝配)項(xiàng)目的勝利施行關(guān)系到產(chǎn)品的性能和質(zhì)量。本文將引見(jiàn)PCBA加工的關(guān)鍵步驟,,包括設(shè)計(jì),、元器件采購(gòu),、制板、貼片,、焊接,、測(cè)試等,,以助您在實(shí)踐操作中更好地把握PCBA加工的全貌。 PCBA加工是指將電……
2024-08-22
解決SMT貼片加工虛焊的辦法有哪些? 怎么處理SMT貼片加工虛焊的辦法,。SMT貼片加工虛焊(SMT soldering voiding)是指在SMT貼片焊接過(guò)程中,,焊點(diǎn)下方留有空隙,構(gòu)成未焊接或者不完整焊接的現(xiàn)象,。這種現(xiàn)象會(huì)降低焊點(diǎn)的牢靠性和銜接性能,,招致電子設(shè)備的不良運(yùn)轉(zhuǎn)和毛病。   以下是判別和處理S……
2024-07-25
PCBA加工是電子產(chǎn)品制造過(guò)程中的重要環(huán)節(jié),包括SMT,、焊接,、測(cè)試等步驟。以下是PCBA加工過(guò)程中控制方法的詳細(xì)介紹,。   一,、質(zhì)量控制   1.材料選擇:PCBA加工過(guò)程需要使用各種元器件和材料,選擇可靠的供應(yīng)商和優(yōu)質(zhì)的原材料對(duì)于保證品質(zhì)至關(guān)重要,。需要對(duì)供應(yīng)商進(jìn)行審核,,確保其符合國(guó)家標(biāo)準(zhǔn)。   2.工藝卡控:在PCBA加工過(guò)程中,,根據(jù)不同的產(chǎn)品要求制定相應(yīng)的工藝卡,。工藝卡包括各個(gè)工序的操作指導(dǎo)、設(shè)備要求,、質(zhì)量要求等內(nèi)容,。工藝卡需要經(jīng)過(guò)工藝工程師和質(zhì)量工程師的審核
2024-07-11
所有的電子設(shè)備都要用到PCB電路板,而且現(xiàn)在的電子產(chǎn)品越來(lái)越多都朝著智能化的方向發(fā)展,這SMT貼片加工也是新的挑戰(zhàn)。 1,、焊膏的選用直接影響到焊接質(zhì)量,。焊膏中金屬的含量、焊膏的氧化度,焊膏中合金焊料粉的粒度及焊膏印刷到印制板上的厚度都能影響焊珠的產(chǎn)生,。 A,、焊膏的金屬含量。焊膏中金屬含其質(zhì)比……
2023-11-23
What issues need to be considered during PCBA processing? 1. Design of single board transmission and positioning elements for automated consumption lines For automated production line assembly, PCBA must have the ability to transmit edges and op
2023-11-23
What are the points of the quality inspection of pcba proofing? In order to achieve SMT's quality goals of high yield and high reliability, it is necessary to control the design scheme, components, data, process, equipment, rules and regulations of th
2023-11-16
In the welding process of SMT chip processing, short circuit is a common processing situation. In order to achieve good results, the short circuit problem must be solved. If there is a short circuit on the PCBA circuit board, it must not be used. There ar
2023-11-09
在PCBA加工領(lǐng)域,,大家經(jīng)常會(huì)聽(tīng)到貼牌材料,那么什么是pcba代工代料呢,?有什么優(yōu)勢(shì),?   一,、pcba代工代料的含義。   從狹義上講,,pcba代工代料是指采購(gòu)PCB板,、電子元器件及PCBA加工的服務(wù)。   從廣義上講,,pcba代工代料是指提供從電子方案設(shè)計(jì),、電子產(chǎn)品開(kāi)發(fā)到材……
2023-11-03
PCB打樣是指印刷電路板在批量生產(chǎn)前的試生產(chǎn)。主要用于電子工程師設(shè)計(jì)電路和完成PCB后,,經(jīng)過(guò)小批量試生產(chǎn)到工廠(chǎng),,就是PCB打樣了。   PCB打樣的生產(chǎn)數(shù)量一般選擇5件或10件,。一般情況下,,工程師稱(chēng)其為PCB打樣,然后再對(duì)產(chǎn)品設(shè)計(jì)進(jìn)行確認(rèn)和測(cè)試,。   PCB打樣的目的是檢查設(shè)計(jì)的電路是否在產(chǎn)品上進(jìn)行了嘗試,,并檢驗(yàn)板廠(chǎng)的工藝和質(zhì)量。如果PCB設(shè)計(jì)師的打樣板符合要求,,他們就可以開(kāi)始批量生產(chǎn)了,。   PCB打樣的好處:   1.它可以判斷PCB制造商的實(shí)力
2023-10-18
PCBA是什么意義?它是指從物料采購(gòu),、PCB制造,、SMT貼片加工、DIP插件加工,、PCBA測(cè)試,、廢品組裝等一系列的工藝流程。那么PCBA有哪些焊接類(lèi)型呢,?下面小編給大家引見(jiàn)些PCBA有哪些焊接類(lèi)型,,PCBA加工外觀(guān)規(guī)范相關(guān)學(xué)問(wèn)。 一,、PCBA有哪些焊接類(lèi)型 1,、回流焊接 首先PCBA的第一道焊接工序是回流焊接,在完成SMT貼裝之后,,會(huì)將PCB板過(guò)回流焊,,完成貼片的焊接。 2,、波峰焊接 回流焊是對(duì)貼片元器件的焊接,關(guān)于插件類(lèi)型的元器件需求用到波峰焊停止焊接,。普通將PCB
2023-10-09
In the welding process of smt chip processing, the substance that can purify the welding metal and the welding surface and help welding is called flux, or flux for short. Flux is an indispensable process material in the soldering process. Liquid fluxes ar
2023-10-09
In the PCBA processing process, due to the complex process, various processing equipment and materials will be used, so there will always be some levels of pollution. Among them, the source of pollutants is mainly from tin slag and flux residues during pr
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