Three-roller transmission mechanism for printer
The utility model relates to the technical field of printers, in particular to a three-roller transmission mechanism for a printer. According to the technical scheme, the printer comprises a printer body and an overturning box, two printing cavities are formed in the printer body and distributed up...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to the technical field of printers, in particular to a three-roller transmission mechanism for a printer. According to the technical scheme, the printer comprises a printer body and an overturning box, two printing cavities are formed in the printer body and distributed up and down, the overturning box is fixed to the rear side of the printer body, the interior of the overturning box is divided into a roller cavity and a transmission cavity through a partition plate, and a driving roller, a transmission roller and a guide roller set are rotationally connected into the roller cavity; the driving roller rotates in the middle position in the roller rotating cavity, the upper end and the lower end of the driving roller are distributed and aligned with the corresponding printing cavities, the three transmission rollers are located on the periphery of the driving roller, and the sides, close to each other, of the transmission rollers abut against the driving roller. The driving roller is u |
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