How are the common problems in membrane switch keypad design?

2020-10-27

　How are the common problems in membrane switch design?
1. The embossing of the membrane keypad needs to make the appropriate edge position of the embossing mold. If the position is not correct, the appearance of the button will be affected. When the adhesive is not sticky, in addition to checking the raw materials, you need to confirm the shape of the case.
　　2. The metal dome of the membrane switch embossed button needs to be placed in a suitable position and cannot be offset, otherwise it will affect the operation of the keypads to fail.

　　 3. The problem color of overlay graphic membrane switch panel : The modulation ratio of ink is the main reason for serious color deviation. The color requirements on the membrane switch panel are also relatively strict. To achieve a small color difference range is a high cost. When the cost of the product increases, the price of the product will increase accordingly.