Spraying plate picture frame with drawing page changing structure
The invention discloses a spraying plate picture frame with a drawing page changing structure, which is applied to the field of spraying plate picture frames, and is characterized in that a winding roller is mounted in a transfer cylinder on the right side of a frame shell, and is matched with one-w...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a spraying plate picture frame with a drawing page changing structure, which is applied to the field of spraying plate picture frames, and is characterized in that a winding roller is mounted in a transfer cylinder on the right side of a frame shell, and is matched with one-way transmission of a one-way transmission assembly a, so that when the winding roller is pulled to rotate clockwise, a front conveying belt can be driven to rotate clockwise synchronously, and the front conveying belt can be driven to rotate clockwise synchronously; the drawing paper on the front side is conveyed rightwards into the transfer cylinder, the drawing paper is wound on the outer side of the winding roller in cooperation with grabbing of the clamping plate, reverse rotation is provided by means of stored force of the spring and rebound during follow-up release, the drawing paper wound on the outer side of the winding roller is conveyed to the back face of the supporting plate a, and replacement operation |
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