Trompil blade disc
The utility model relates to a trompil blade disc, it includes the blade disc, the centre of blade disc is knife shaft hole, the surperficial equipartition fabrication hole of blade disc, the blade disc border is equipped with the cutter body, circumference distribution a plurality of cutting sword...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model relates to a trompil blade disc, it includes the blade disc, the centre of blade disc is knife shaft hole, the surperficial equipartition fabrication hole of blade disc, the blade disc border is equipped with the cutter body, circumference distribution a plurality of cutting sword tooth on the cutter body, the chip groove has been seted up to one side of cutting sword tooth, cutting sword tooth and cutter head axis form alpha's contained angle, the cutting sword tooth and the blade disc centre of a circle form beta's contained angle, cutting sword tooth includes presses sequential distribution on the cutter body, and the equal different first sword tooth of top angle, second sword tooth and third sword tooth, second sword tooth and third sword tooth all have H's difference in height with first sword tooth. Cutting sword tooth and cutter head axis form alpha's contained angle, are favorable to cutting the pipe wall, and cutting sword tooth and the blade disc centre ofa circle form beta's cont |
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