Catalog excerpts
VSA series suction cups with bellows combine the advantages of flat suction cups with increased deflection, flexibility and precision. Used for gripping slightly concave or convex objects. ■ Flexibility ■ Precision ■ Deflection For delicate gripping requiring a very flexible lip (opening bags, gripping tins and flexible aluminum or plastic bottles, etc.), we recommend using 35 Shore A white silicone, SIB. For larger diameters, see page 3/9, MVS series. Industry-specific applications SIB 35 shore A white silicone STN5 Siton® 50 ShoreA (on request) (1) Actual force of the suction cup in use with 65% vacuum and including a safety factor of 2 for horizontal handling and a factor of 4 for vertical handling. (2) On request, some models are available in STN5 (Siton® 50 shore A) ■ Standard available configurations (suction cup + fitting): see page 2/26 □ Additional mounting configurations: see page 2/29 Fitting: M = male F = female Types of Assembly COVAL suction cups can be assembled in a wide variety of configurations. ccs»cd Version C Barbed fitting Version S Factory-crimped fitting Textured Surfaces For handling objects with a granular or textured gripping surface, use VSA suction cups with the VSBM foam strip option (see page 2/59). Version V Hi “"^Removable fitting: (adapter and hollow screw) Version E Pressed fitting Please specify the part n°. e.g. VSA78NBRIM14C Refer to page 2/26 Accessories To optimize the use of your suction cups, Coval offers a comprehensive range of accessories (nozzle fittings, spring extensions, and feeder systems, etc.), see chapters 4 and 12.
Open the catalog to page 1COYAL vacuum managers
Open the catalog to page 2Note: All dimensions are in mm. (1) f = Deflection of the suction cup. (2) 0 G2 = 0 internal orifice of the fitting. , COVAL vacuum managers
Open the catalog to page 3VSA Suction Cups with 1.5 Bellows 0 5 to 78 mm Dimensions - “Suction Cup + Fitting” Note: All dimensions are in mm. (1) f = Deflection of the suction cup. (2) 0 G2 = 0 internal orifice of the fitting. COVAL vacuum managers
Open the catalog to page 4Suction Cups with 1.5 Bellows Ø 5 to 78 mm Assembly Diagrams VSA 5 - 25 Group 1 Barbed fittings Barbed fittings Pressed fittings Removable fittings Hollow screws Factory-crimped fittings Removable fittings Adapters G1/4”-M IM 14 F 18 Hollow screws Configurations (suction cup + fitting) refer to pages 2/26 Non-standard configurations must be ordered in seperate part numbers.
Open the catalog to page 5Suction Cups Pressed Fittings Barbed Fittings
Open the catalog to page 6All COVAL catalogs and technical brochures
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