B - Operations – Transporting – 24 – B
Patent
B - Operations, Transporting
24
B
B24B 3/26 (2006.01) B24B 3/24 (2006.01)
Patent
CA 2728744
A device for sharpening a twist drill pointby means of a rotating grindstone (12) in a grinding machine comprises a base plate (14) lockably articulated around an axis parallel with the axis of the grindstone (12), a drill holder (16) for releasably holding a twist drill (1) to be sharpened, and a guide member (15). The guide member has a back plate (21) and a front plate (22), lockably rotatable in relation to each other. The back plate (21) is connected to the base plate (14) for movements in the direction of the grindstone axis, and the front plate (22) has guide means (28, 29) for slidably guiding the drill holder (16) in the general direction towards and away from the grindstone (12).
Un dispositif daffûtage dune pointe de foret hélicoïdal à laide dune pierre à aiguiser rotative (12) dans une machine à meuler comprend une plaque de base (14) articulée de manière à pouvoir se verrouiller autour dun axe parallèle à laxe de la pierre à aiguiser (12), un porte-foret (16) destiné à maintenir de manière détachable un foret hélicoïdal (1) à affûter, et un élément de guidage (15). Lélément de guidage comporte une plaque arrière (21) et une plaque avant (22), pouvant tourner lune par rapport à lautre de manière à pouvoir se verrouiller. La plaque arrière (21) est reliée à la plaque de base (14) pour des déplacements dans la direction de la pierre à aiguiser, et la plaque avant (22) comporte des moyens de guidage (28, 29) destinés à guider de manière coulissante le porte-foret (16) dans la direction générale vers et loin de la pierre à aiguiser (12).
Gowling Lafleur Henderson Llp
Tj Utveckling Ab
LandOfFree
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