Parts & Supplies | SPI / Solder Paste Inspection
Quick programming, friendly programming interface Multiple measurement methods True one-button measurement Eight-way motion button, one-click focus Adjustable scanning pitch Solder paste 3D simulation function Powerful SPC function MARK
Technical Library | 2024-08-09 06:34:09.0
Quality control in conformal coating applications is vital for ensuring the reliability and longevity of electronic products. Conformal coatings protect printed circuit boards (PCBs) from environmental factors like moisture, dust, and chemicals. To maintain high standards, various inspection methods are employed throughout the coating process. Visual Inspection This is the first line of defense against defects. Inspectors look for uniform coverage, absence of bubbles, and proper curing. Training is essential to ensure that inspectors can identify subtle issues that may affect performance. UV Inspection Most conformal coatings contain a UV tracer, which makes the coating visible under ultraviolet light. UV inspection allows for easy detection of missed areas, ensuring complete coverage. This step is crucial for verifying that the coating has been applied correctly, especially in hard-to-see areas of the PCB. Automated Optical Inspection (AOI) AOI systems offer a more precise and consistent method for inspecting conformal coatings. They use cameras and specialized software to detect defects that might be missed by the human eye. AOI systems can inspect large volumes of PCBs quickly, making them ideal for high-production environments. Thickness Measurement The thickness of the conformal coating is critical for providing adequate protection without affecting the performance of the PCB. Tools such as micrometers, ultrasonic thickness gauges, and eddy current devices are used to measure the coating thickness. Consistent application is key to preventing issues like cracking or insufficient protection. Functional Testing Beyond visual and automated inspections, functional testing is necessary to ensure that the conformal coating does not interfere with the electrical performance of the PCB. This involves subjecting the coated PCB to environmental stress tests, such as thermal cycling, humidity, and salt spray, to assess its reliability in real-world conditions. Process Control and Documentation Implementing strict process controls is essential to maintaining quality. This includes regularly calibrating equipment, training operators, and documenting every step of the process. Proper documentation helps trace issues back to their source and prevents them from recurring. Conclusion Effective quality control in conformal coating applications ensures that PCBs are protected from environmental damage, thereby extending their lifespan and reliability. By employing a combination of visual, UV, and automated inspections, along with thickness measurement and functional testing, manufacturers can achieve the highest standards in coating quality.
Parts & Supplies | Pick and Place/Feeders
SMT basic process components include: silk screen (or dispensing), placement (curing), reflow soldering, cleaning, testing, repair 1, silk screen: its role is to paste or patch solder paste printed on the PCB pad, the components f
Technical Library | 2020-04-01 14:24:56.0
It happens much too often; manufacturing engineers are brought into a NEW product design phase at the very end of a design and are asked to provide input that should have been provided much earlier. One needs to understand how the circuit board design and quality of the manufacturing process not only effects assembly yield and product reliability, but how it could also affect the results of any testing that is done to circuit packs during prototyping. It is important that any circuit pack (including prototypes) that will be used in reliability, performance and functional testing be designed with the proper features and assembled with a manufacturing process that has been developed to produce a high-quality assembly. If not, the results of any testing might not represent the actual characteristics of the design and provide miss-guidance to future changes.
Events Calendar | Thu Jan 17 00:00:00 EST 2019 - Thu Jan 17 00:00:00 EST 2019 | St Paul, Minnesota USA
SMTA Upper Midwest Chapter - Designing Flexible Circuits with Successful Assembly in Mind
00349541-01 CLAMPING CARTRIDGE UNIT KP-12-600 00349542-01 VALVE MYH-3-0,9 LED 00349556S01 COMPRESSION SPRING 0,63x3,2x22,5 00349568S03 COMP.-VISION II SIPLACE 80F4. 00349584-03 COMP.MAGAZINE LONG LED 00349592-01 COMP.Magazine long W14,1 H1,7 LE1
ACI Technologies Inc. (ACI) is a scientific research corporation dedicated to the advancement of electronics manufacturing processes and materials for The Department of Defense and industry. This video provides an overview of our commercial service
Events Calendar | Tue Jun 02 00:00:00 EDT 2020 - Thu Jun 04 00:00:00 EDT 2020 | Markham, Ontario Canada
International Conference for Electronics Hardware Enabling Technologies (ICEHET)
Parts & Supplies | Assembly Accessories
Detailed Product Description Original: Japan Name: AC Servo Motor Model: PBM423DXC24 PN: J91672008A Usage: Samsung SM421 CP60 Machine Conditon: Original New Samsung SM421 BPW Servo Motor Driver J91672008A PBM423DXC24 Servo Motor CP60 Descrip
Parts & Supplies | Assembly Accessories
YAMAHA SMT MACHINE SPARE PARTS shaft KGB-M71S0-50X YV100Xg STD.SHAFT1,SPARE YV100X KV8-M712S-A0X YAMAHA YV100X Part no.: 5322 535 10674 KM9-M7107-00X SHAFT, HEAD ASSY YV100II KM9-M7106-00X SHAFT HEAD ASSY YV100II KV8-M713S-A0X STD.SHAFT2,
