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Industry NewsNews > Industry News > How to make high quality PCBA products?    

How to make high quality PCBA products?

Hits:1  Add Date:2018/10/11
<font color="#666666" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 0.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);">Currently,<font color="#666666" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 0.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);"> PCB assembly mainly comprise of THT and SMT. How to improve the quality and products? Requesting us master the technology of assembly and soldering. Especially DIP components, which mounted on the PCB board through AI and manual process. Then we must understand how to choose the best insertion way to assembly it.<font color="#666666" face="宋体" style="text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial;">

<font color="#666666" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 0.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);">1.Resistance Insertion<font color="#666666" face="Arial" style="text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;">

<font color="#666666" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 0.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);">A.<font color="#666666" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 0.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);">Resistance should be parallel with the circuit board and inserted on the boardthe Body of components should be installed the middle of two holes.<font color="#666666" face="Arial" style="text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;">

<font color="#666666" face="宋体" style="text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt;"> <font color="#666666" face="宋体" style="text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt;">

B. <font color="#666666" face="Verdana" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;">If the length of Resistance smaller than the distance of component<font color="#666666" face="Verdana" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;">’s two holes, then it can be Erected Inserted<font color="#666666" face="Verdana" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;">

<font color="#666666" face="宋体" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: Verdana;"> 

C. <font color="#666666" face="Verdana" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;">If the power of Resistor is 2W or more than 2W, we couldn<font color="#666666" face="Verdana" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;">’t be flat to the board,but rather horizontal installation with a gap of 1.5mm-3mm, to avoid circuit board burned.<font color="#666666" face="Verdana" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;">

<font color="#666666" face="宋体" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-shading: rgb(255, 255, 255); mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial;"> 

<font color="#666666" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 0.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);"> 

<font color="#666666" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 0.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);">2.Capacitance Insertion<font color="#666666" face="宋体" style="text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial;">

<font color="#666666" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 0.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);">A. For the capacitor with polarity requirement, we should take attention to direction of the polarity, which must be consistent with the indicated direction on the PCB board.At the same time we should try to put the shorter pin into the negative part.<font color="#666666" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 0.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);">

<font face="宋体" size="3" style="mso-spacerun: "yes"; mso-font-kerning: 1.0000pt;"> 

<font color="#808080" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);">Radial capacitance<font color="#808080" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);"> Insertion<font color="#808080" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);">

B. <font color="#666666" face="Verdana" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;">Taking attention to the Polarity of capacitor. We must make the Radial capacitor be vertical and parallel to the PCB board, in addition the distance from the bottom of components to<font color="#666666" face="Verdana" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;"> circuit board should between 0.75mm-3mm<font color="#666666" face="Verdana" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;">

<font color="#666666" face="宋体" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-shading: rgb(255, 255, 255); mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial;"> 

<font color="#666666" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 0.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);">3.Diode Insertion<font color="#666666" face="宋体" style="text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial;">

<font color="#666666" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 0.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);">Diode is polarized component, we should confirm the polar mark on the PCB silkscreen, distinguish the polarity of diode. Mustn’t insert the direction of diode wrong, otherwise it will affect the board function, even cause other components burned.<font color="#666666" face="Arial" style="text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;">

<font color="#666666" face="宋体" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-shading: rgb(255, 255, 255); mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial;"> 

<font color="#666666" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 0.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);">4.IC Installation<font color="#666666" face="宋体" style="text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial;">

<font color="#666666" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 0.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);">All of IC have the direction and their pins have arrange in an order. The notch indicates the direction of IC, the pcbsilkscreen also have a recess mark. They must ne correspondence! Never reversed, otherwise the IC will easy be burned. At the same time, all of IC’s pin have to insert into the holes, mustn’t have any pins are bent in the components surface.<font color="#666666" face="Arial" style="text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;">

<font color="#666666" face="宋体" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-shading: rgb(255, 255, 255); mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial;"> 

<font color="#666666" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 0.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);">5.Led Installation<font color="#666666" face="宋体" style="text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial;">

<font color="#666666" face="Verdana" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 0.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);">LED is polar components, we usually used the length of pin and the notch of LED to distinguish its polarity. General speaking, the side of long pin refer to Positive, the part with notch is Negative<font color="#666666" face="Arial" style="text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;">

<font color="#666666" face="Arial" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);"> 

<font color="#666666" face="Verdana" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;">We have to understand these basic THT insertion technology,which will improve the<font color="#666666" face="Verdana" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;"> DIP components assembly and manufacture the high quality PCBA.<font color="#666666" face="宋体" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: Verdana;"> BQC<font color="#666666" face="Verdana" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;"> Technology is a professional EMS PCB Assembly company with 1<font color="#666666" face="宋体" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: Verdana;">5<font color="#666666" face="Verdana" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;"> years experience, which has a professional engineer team and skillful production team. All of components will pass IQC before production,and our engineer will design suitable fixture for components inserting, all of solder points will be checked by our QC engineers after DIP components go through the wave- soldering machine. .Choosing <font color="#666666" face="宋体" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: Verdana;">BQC<font color="#666666" face="Verdana" style="text-transform: none; letter-spacing: 0pt; font-size: 9pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体;">, you’ll never regret!<font color="#666666" face="Arial" style="background: rgb(255, 255, 255); text-transform: none; letter-spacing: 0pt; font-size: 10.5pt; font-style: normal; mso-spacerun: "yes"; mso-font-kerning: 1.0000pt; mso-fareast-font-family: 宋体; mso-shading: rgb(255, 255, 255);">

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