What is the nature of reflow welding in PCB manufacturers?  

What is the nature of reflow welding in PCB manufacturers?   The essence of reflow welding is “heating”, the core of the process is to design the temperature curve and set the furnace temperature.   The temperature curve refers to the “temperature-time” curve developed by the technician based on the representative package and solder paste of …

What factors affect solder paste printing in PCBA processing?

What factors affect solder paste printing in PCBA processing? Solder paste printing is very important for PCBA. It directly affects the overall soldering effect of PCBA. In the process of PCBA processing, how to do solder paste printing has become a problem that must be considered by production managers. The effect of solder paste printing …

What are the operating procedures and precautions for SMT high-speed placement machines?

What are the operating procedures and precautions for SMT high-speed placement machines? In general, a placement machine with a theoretical placement speed of 30 000 to 60 000 pieces/h per hour is called a high-speed placement machine, which is mainly used for placement of small chip components and small integrated components. However, during the operation …

What is a PCB assembly machine and what types are it divided into

PCB assembly machine

At present, the placement machine can be roughly divided into four types: boom type, compound type, turntable type and large parallel system. Different types of pcb placement machines have their own advantages and disadvantages, which usually depend on the requirements of the application or process on the system, and there is also a certain balance …

What are the equipment for PCB production?

PCB assembly machines

PCB assembly machines are the most critical equipment for pcba production lines, with the highest technical and stability requirements. PCB manufacturing plants must have these equipment before processing. For more than 10 years, Chinese companies are still in the exploration stage and prototype trial production stage. They have not launched mature products that have passed …

Solder paste printing machine maintenance and repair

pcb manufacturing process

Why should solder paste printing equipment be regularly maintained? The printing quality and service life of the printing machine, in addition relate to the accuracy of the machine manufacturing, are also largely dependent on the maintenance and lubrication during use. In order to guarantee the quality of printing, improve the utilization rate of equipment, prolong …

Solder paste printer software operation interface

pcb manufacturing companies

In the solder paste printing machine, the operation of the equipment is controlled through the operation of the software, including the blade stroke, the solder paste printing speed, the blade pressure, etc. 1.In the operation menu of the printing machine, the parameters required in production can be modified to reach the required value, and can …