Planing cutter

B - Operations – Transporting – 27 – G

Patent

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Details

B27G 13/04 (2006.01) B27G 13/00 (2006.01) B27B 33/12 (2006.01)

Patent

CA 2420223

The invention is a planing cutter with a cylindrical cutter body (1) with recesses (3) along its enveloping surface. Each recess is delimited by a front wall (4) a rear wall (5) and a bottom (6) and contains a cutting element (7). Each cutting element (7) has a cutting edge (8), a lower edge (9), two lateral edges (10, 11), a front face (12) and a rear face (13). One clamping device (2) is also located in each recess. According to the invention each lateral edge (10, 11) of the cutting element (7) has a range (14) of grooves. At least one groove in each range interacts with a peg (17, 18) protruding from one of the walls (4, 5) of the recess (3). The invention also concerns a cutting element (7) for use with the cutter of the invention.

L'invention concerne un fer rotatif de rabot comprenant un corps fer rotatif (1) cylindrique dont la surface extérieure est pourvue d'évidements (3). Chaque évidement, délimité par une paroi avant (4), une paroi arrière (5) et un fond (6), abrite un élément coupant (7). Chaque élément coupant (7) présente une arête coupante (8), un bord inférieur (9), deux bords latéraux (10, 11), une face avant (12) et une face arrière (13). Un dispositif de fixation (2) est également placé dans chaque évidement. Selon l'invention, chaque bord latéral (10, 11) de l'élément coupant (7) présente un ensemble (14) de rainures. Au moins une rainure de chaque ensemble est en prise avec un tenon (17, 18) en saillie à partir d'une paroi (4, 5) de l'évidement (3). L'invention concerne également un élément coupant (7) conçu pour être utilisé dans le fer rotatif de rabot selon l'invention.

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