Apparatus for tightening threaded member

B - Operations – Transporting – 25 – B

Patent

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Details

B25B 23/14 (2006.01) B23P 19/06 (2006.01) B25B 15/06 (2006.01) B25B 23/12 (2006.01)

Patent

CA 2488390

An apparatus (10) for tightening a hexagon head bolt (13) includes a vertically movable automatic robot arm (16) , a screwing mechanism (18) having a rotational part (19), a shaft member (20) mounted to the rotational part, a socket portion (21) mounted to the shaft member for receiving therein a head (14)of the bolt, and a retention means (22) for retaining the head received in the socket portion or retaining the head released from the socket portion. When the arm moves vertically with the head received in the socket portion, the rotational part is rotated along with the shaft member and the socket portion to screw the bolt into a threaded aperture (12) of a crankcase (11) of an engine.

La présente invention concerne un appareil (10) servant à serrer un boulon (13) à tête hexagonale et comprenant un bras robotisé automatique (16) verticalement mobile, un mécanisme de vissage (18) comportant une pièce rotative (19), une tige (20) montée sur la pièce rotative, une partie douille (21) montée sur la tige et servant à recevoir une tête (14) du boulon, ainsi qu'un organe de retenue (22) chargé de retenir la tête introduite dans la partie douille ou à retenir la tête libérée de la partie douille. Lorsque le bras se déplace verticalement avec la tête placée dans la partie douille, la pièce rotative tourne avec la tige et la partie douille de façon que le boulon soit vissé dans une ouverture filetée (12) d'un carter (11) de moteur.

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