A circuit repair method for high-precision circuit pcb
A high-precision, circuit technology, applied in the direction of printed circuit maintenance/correction, printed circuit, printed circuit manufacturing, etc., can solve the problems of falling off, insufficient pressure, small welding area, etc., to prevent falling off, improve bonding force, improve The effect of reliability
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[0032] The embodiment of the present invention will be explained in detail below in conjunction with the accompanying drawings. The examples given are only for the purpose of illustration, and cannot be interpreted as limiting the present invention. The accompanying drawings are only for reference and description, and do not constitute the scope of patent protection of the present invention. limitations, since many changes may be made in the invention without departing from the spirit and scope of the invention.
[0033] A kind of circuit repairing method of high-precision circuit PCB provided by the embodiment of the present invention, its workflow is as follows figure 1 shown, including the following steps:
[0034] S1. Increase the contact area between the surface of the PCB to be repaired and the repaired gold wire (before the repair of the circuit, increase the further roughening process of the circuit and increase the roughening level of the circuit surface);
[0035] S...
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