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手機是現在人們生活離不開的數碼產品,但很多人不知道一部手機生產完成之后,要進行測試,比如手機的電池、屏幕、攝像頭、指紋模塊、耳機、按鍵等部分,都要板對板連接器進行測試,而測試模組有多種,其中有日韓三級:pogopin探針模組(zu),大電流彈片微針(zhen)模組(zu)。
Android手(shou)機板對(dui)(dui)板連(lian)(lian)接器(qi)的消耗量約(yue)為17或8對(dui)(dui),而蘋果手(shou)機的連(lian)(lian)接線多達22對(dui)(dui),占手(shou)機內部連(lian)(lian)接器(qi)消耗量的一半(ban)。可以(yi)看出,5g網絡+手(shou)機多攝像頭(tou)的應用,以(yi)及新一輪機器(qi)更換的趨勢,直接拉動了板對(dui)(dui)板連(lian)(lian)接器(qi)的市(shi)場(chang)需求。在手(shou)機領域(yu),板對(dui)(dui)板連(lian)(lian)接器(qi)的市(shi)場(chang)形勢很好,呈現(xian)供(gong)過于求的現(xian)象。
手(shou)機(ji)中使用(yong)的(de)(de)(de)板(ban)(ban)(ban)對(dui)(dui)(dui)板(ban)(ban)(ban)連(lian)(lian)接(jie)器(qi)(qi)使用(yong)量(liang)大(da)(da),其性能(neng)(neng)(neng)要(yao)(yao)求自(zi)然很(hen)嚴格(ge)(ge)。手(shou)機(ji)中使用(yong)的(de)(de)(de)板(ban)(ban)(ban)對(dui)(dui)(dui)板(ban)(ban)(ban)連(lian)(lian)接(jie)器(qi)(qi)不僅在生產(chan)過程中有(you)嚴格(ge)(ge)的(de)(de)(de)工藝要(yao)(yao)求,而(er)且要(yao)(yao)求所有(you)成分和材料都要(yao)(yao)優越。測試(shi)(shi)是(shi)測試(shi)(shi)板(ban)(ban)(ban)對(dui)(dui)(dui)板(ban)(ban)(ban)連(lian)(lian)接(jie)器(qi)(qi)質量(liang)和性能(neng)(neng)(neng)的(de)(de)(de)好(hao)方法。手(shou)機(ji)主(zhu)板(ban)(ban)(ban)中的(de)(de)(de)多(duo)板(ban)(ban)(ban)對(dui)(dui)(dui)板(ban)(ban)(ban)連(lian)(lian)接(jie)器(qi)(qi)主(zhu)要(yao)(yao)是(shi)小間距和大(da)(da)電流(liu)(liu)。能(neng)(neng)(neng)夠(gou)適(shi)應(ying)小間距和傳輸大(da)(da)電流(liu)(liu)的(de)(de)(de)模(mo)塊(kuai)也可用(yong)于同時測試(shi)(shi)多(duo)個板(ban)(ban)(ban)對(dui)(dui)(dui)板(ban)(ban)(ban)連(lian)(lian)接(jie)器(qi)(qi)。目前,市場上(shang)能(neng)(neng)(neng)夠(gou)同時應(ying)對(dui)(dui)(dui)多(duo)板(ban)(ban)(ban)對(dui)(dui)(dui)板(ban)(ban)(ban)連(lian)(lian)接(jie)器(qi)(qi)測試(shi)(shi)的(de)(de)(de)模(mo)塊(kuai)是(shi)智能(neng)(neng)(neng)卡的(de)(de)(de)大(da)(da)電流(liu)(liu)彈(dan)片微引腳模(mo)塊(kuai)。
大(da)電流(liu)彈(dan)片(pian)微針模(mo)組可(ke)以(yi)同時測試(shi)4-8對板(ban)(ban)對板(ban)(ban)連(lian)接(jie)(jie)器(qi)。彈(dan)片(pian)頭(tou)可(ke)以(yi)完全接(jie)(jie)觸(chu)板(ban)(ban)對板(ban)(ban)連(lian)接(jie)(jie)器(qi)的公座(zuo)和母座(zuo)。還可(ke)以(yi)根據公、母座(zuo)椅(yi)的特點采用(yong)不同的頭(tou)型,實(shi)現準確(que)的連(lian)接(jie)(jie)和定(ding)位。在(zai)測試(shi)板(ban)(ban)對板(ban)(ban)連(lian)接(jie)(jie)器(qi)的陽座(zuo)時,可(ke)使用(yong)鋸齒彈(dan)片(pian)接(jie)(jie)觸(chu),以(yi)實(shi)現穩定(ding)連(lian)接(jie)(jie);在(zai)母座(zuo)試(shi)驗中,尖頭(tou)彈(dan)片(pian)可(ke)用(yong)于(yu)保持長期穩定(ding)接(jie)(jie)觸(chu)。母座(zuo)試(shi)驗成品率可(ke)達99.8%,性能優異。
大電(dian)流(liu)(liu)(liu)彈片(pian)微銷(xiao)模塊(kuai)浮動板采用特(te)別限位(wei)架(jia)設計。它可以同(tong)時測試手機的多個板對(dui)板連接器(qi),可以確保水平(ping)移動,自動糾(jiu)正偏差,確保彈片(pian)與(yu)連接器(qi)之間的穩定(ding)(ding)連接。在(zai)小螺(luo)距下,大電(dian)流(liu)(liu)(liu)彈片(pian)微針(zhen)模塊(kuai)可應(ying)對(dui)至少0.15mm的螺(luo)距值(zhi),穩定(ding)(ding)性好,無插(cha)針(zhen)卡(ka)死和連續(xu)插(cha)針(zhen);在(zai)電(dian)流(liu)(liu)(liu)傳輸(shu)過程中,它可以承載(zai)50A的大電(dian)流(liu)(liu)(liu)。電(dian)流(liu)(liu)(liu)在(zai)同(tong)一材料體內(nei)流(liu)(liu)(liu)動,電(dian)壓恒定(ding)(ding),基本(ben)沒有電(dian)流(liu)(liu)(liu)衰(shuai)減(jian)。它具(ju)有穩定(ding)(ding)的連接性能。
傳統pogopin探針(zhen)模(mo)塊在手機板(ban)(ban)(ban)(ban)對(dui)(dui)板(ban)(ban)(ban)(ban)測(ce)(ce)試(shi)(shi)中(zhong)的穩定性(xing)極差。它只能承載1A電流(liu)。主板(ban)(ban)(ban)(ban)測(ce)(ce)試(shi)(shi)成(cheng)品率低,連(lian)接不太穩定。插針(zhen)和(he)斷針(zhen)很(hen)容易(yi),所以基本上(shang)(shang)不用,更(geng)(geng)不用說(shuo)同時(shi)測(ce)(ce)試(shi)(shi)多個板(ban)(ban)(ban)(ban)對(dui)(dui)板(ban)(ban)(ban)(ban)連(lian)接器(qi)了(le)(le)。除(chu)上(shang)(shang)述優(you)點外,大(da)電流(liu)彈片微(wei)針(zhen)模(mo)塊平均使用壽命為20W次,無需(xu)更(geng)(geng)換(huan)即(ji)可連(lian)續使用,避免了(le)(le)材料浪費,大(da)大(da)提高了(le)(le)手機多個板(ban)(ban)(ban)(ban)對(dui)(dui)板(ban)(ban)(ban)(ban)連(lian)接器(qi)同時(shi)測(ce)(ce)試(shi)(shi)的效率,降低了(le)(le)測(ce)(ce)試(shi)(shi)成(cheng)本,解決了(le)(le)測(ce)(ce)試(shi)(shi)問(wen)題(ti),實(shi)現測(ce)(ce)試(shi)(shi)方案的優(you)化。
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