Vacuum based lifter device for displacement of an article

B - Operations – Transporting – 66 – F

Patent

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Details

B66F 9/18 (2006.01)

Patent

CA 2232641

A vacuum based lifter device for displacement of an article (33; 34), wherein at least one suction plate (2) or suction cup (28) is designed (5) to be connected to and disconnected from a vacuum source (22, 23, 23', 17), and wherein the suction plate (2) or suction cup (28) is secured to equipment (6-12) in order to be able to move it together with or relative to said article (33; 34) which it to be displaced. The device has a pallet-like structure (21, 21', 22, 23, 23', 29, 29') into which there can be inserted fork members (30, 30') which are mounted on a fork-lift truck (31), and wherein pans of the structure define a vacuum chamber (22, 23, 23'), a vacuum source having an electrically driven vacuum pump (17) provided on the pallet-like structure and pneumatically connected to the vacuum chamber (22, 23, 23'), and a mechanically or electrically controllable stop and release valve (5) which is pneumatically coupled (4, 4', 3, 3') between the vacuum chamber (22, 23, 23') and said suction plate (2) or suction cup (28).

Dispositif de levage par aspiration pour déplacement d'un article (33, 34), dans lequel au moins un plateau à aspiration (2) ou au moins une ventouse (28) sont conçus (5) de façon à pouvoir être reliés à et détachés d'une source d'aspiration (22, 23, 23', 17), et où le plateau (2) ou la ventouse (28) est fixé(e) à l'appareil (6-12) afin de pouvoir déplacer celui-ci avec ou par rapport à l'article (33, 34) devant être déplacé. Le dispositif comporte une structure de type palette (21, 21', 22, 23, 23', 29, 29') dans laquelle on peut insérer des éléments de fourche (30, 30') montés sur un chariot élévateur à fourche (31) et où des parties de la structure définissent une chambre de dépression (22, 23, 23'), une source d'aspiration pourvue d'une pompe à vide électrique (17) placée sur la structure de type palette et pneumatiquement reliée à la chambre à dépression (22, 23, 23'), et une soupape (5) d'arrêt et de libération à commande mécanique ou électrique, pneumatiquement accouplée (4, 4', 3, 3') entre la chambre à dépression (22, 23,23') et le plateau à aspiration (2) ou la ventouse (28).

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