Weld-leg internally-installed surface-mounted elastic key and manufacturing method thereof
A chip-type, soldering pin technology, applied in electrical components, electrical switches, circuits, etc., can solve the problems of difficult to control pin coplanarity, complicated manufacturing process, and inability to meet high-density application requirements.
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[0029] see Figure 5-8 , a patch-type elastic button with built-in welding feet, including a base 7 and a button software, the button software includes a button convex body 5, an elastic software 6 and a conductive contact 8, the elastic software 6 is in the shape of a tapered cylinder, elastic The inner edge of the small mouth of the soft body 6 is connected with the button convex body 5, the big mouth end of the elastic soft body 6 is connected with the upper surface of the base 7, and a through hole corresponding to the size of the big mouth end of the elastic soft body 6 is opened in the middle of the base 7, and the conductive contact 8 It is arranged on the lower end surface of the button convex body 5, and the bottom of the base 7 is provided with a welding foot 3 protruding downward, and the welding foot 3 is not exposed to the outside of the base 7, and the lower end surface and the surrounding surfaces of the welding foot 3 are welded noodle.
[0030] The base 7 is ...
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