Control method for stamps
A control method and technology of seals, applied in the field of seals, can solve the problems of indiscriminate use of stamps, loss of property and reputation, and abuse of multiple stamps, and achieve the effect of low risk and convenient and normal use of stamps
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[0056] The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0057] see figure 1 , figure 2 , image 3 , Figure 4 The control device for a seal shown includes an outer bottom plate 11, an inner bottom plate 12, a casing 13, a main control board 14 with a single-chip microcomputer (that is, a lower computer), an upper computer (not shown in the figure) and an identity authentication module, The outer bottom plate 11 is connected to the inner bottom plate 12, and the side of the outer bottom plate 11 connected to the inner bottom plate 12 is provided with two paper detection sensors 16 (manufacturer kodenshi, model: PS-117D), see Figure 11 .
[0058] The casing 13 is arranged on the inner bottom plate 12, and the identity authentication module is arranged on the upper end of the casing 13, wherein, the identity authentication module includes a fingerprint reader 151, a button modul...
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