Drawing device with anti-offset function
The invention provides an anti-deviation drawing device, and relates to the technical field of drawing, the anti-deviation drawing device comprises a drawing board, paper used for laying drawing, a clamping structure fixedly arranged on the periphery of the edge of the drawing board, and an air suct...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides an anti-deviation drawing device, and relates to the technical field of drawing, the anti-deviation drawing device comprises a drawing board, paper used for laying drawing, a clamping structure fixedly arranged on the periphery of the edge of the drawing board, and an air suction structure fixedly arranged in the drawing board, so that air circulation from top to bottom is carried out on the surface of the drawing board. The problems that when paper is laid, the drawing board needs to be flatly placed for laying, the paper is prone to slipping or falling off during laying, and the whole paper and the drawing board are not tightly contacted after laying are solved, through the arranged air suction structure, an air flowing layer can be better formed on the surface of the drawing board, and after the paper is placed, the paper is not prone to falling off or falling off. Due to the flowing of the air flow, the paper can be better laid on the drawing board, the paper and the drawing board c |
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