High branch pruning device for torreya grandis
The utility model discloses a torreya grandis high branch pruning device which comprises a left rod body and a right rod body, an elastic side branch pruning knife and a chain fret saw are arranged between the left rod body and the right rod body, the elastic side branch pruning knife comprises an a...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a torreya grandis high branch pruning device which comprises a left rod body and a right rod body, an elastic side branch pruning knife and a chain fret saw are arranged between the left rod body and the right rod body, the elastic side branch pruning knife comprises an arc-shaped stainless steel long sheet and a plurality of first blades, and the cutting edge of each first blade is obliquely arranged downwards. The two sides of each first blade are respectively provided with a slope, the upper end of the left rod body and the upper end of the right rod body are respectively provided with a fixing ring, the two ends of the chain fret saw are connected to the two fixing rings respectively, the length of the chain fret saw is smaller than that of the long stainless steel sheet, and second blades are fixed to the chain fret saw every three chain rings. The second blade is provided with a first cutting edge and a second cutting edge, the first cutting edge and the second cutting edge a |
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