Device for improving concentration abnormity of circuit board OSP micro-etching liquid medicine

The utility model provides a device for improving circuit board OSP micro-etching liquid medicine concentration abnormity, which comprises an adding device, a liquid medicine cylinder and a support rod, and is characterized in that the adding device is fixed on the support rod, the support rod is fixed at the central position of the outer side edge of the liquid medicine cylinder, and the liquid medicine cylinder is rectangular in structure and hollow inside. The infrared device is additionally arranged, liquid medicine can be accurately added according to the yield, the cost of the liquid medicine is reduced, the normal concentration of the liquid medicine is ensured, the liquid medicine is reasonably added according to the feeding amount, whether the adding device operates normally or not only needs to be checked per shift, more manual liquid medicine adding is not needed, manpower is saved, and the efficiency is improved. And the working efficiency can be improved. 本实用新型提供一种改善电路板OSP微蚀药水浓度异常装置，包括：添加装置、药水缸、支