Drive and control circuit for impact force increasing of needle type printing head and control method of drive and control circuit
A technology for driving control circuits and dot print heads, applied in printing devices, printing, etc., can solve the problem of high heat generation in the release module, and achieve the effects of increasing the impact force, improving the printing effect, and reducing heat generation
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[0027] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0028] This embodiment provides a drive control circuit for a dot-type print head to increase the striking force, such as image 3 As shown, it includes a power supply, a coil load module U1, a coil load drive module U2, a residual energy quick release module U3 for partial recovery of residual energy, a second reverse isolation module U4, a first reverse isolation module U5 and Coil energy recovery module U6; the input end of the power supply is connected to one end of the coil load module U1, the other end of the coil load drive module U1 is connected to the input end of the coil load drive module U2, and the coil The output terminal of the load driving module U2 is connected to the input terminal of the second reverse isolation module U4 and the input terminal of the first reverse isolation module U5, and the output terminal of the second reverse iso...
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