Device for Clamping a Blade of Shears Used in the Transverse Cutting of Strips
The invention relates to a device for clamping a blade ( 10 ) of a pair of shears, used in the transversal cutting of strips, in particular a pair of shears for transversally cutting rolled strips and/or cropping shears. Said device comprises a piston ( 3 ), a piston rod ( 4 ), a compression spring ( 5 ), a cover ( 6 ), a fixing device ( 7 ) and a clamping bar ( 8 ), a second piston ( 16 ) being positioned at a distance from the first piston ( 3 ).
1 . A device for clamping a blade ( 10 ) of shears for transverse cutting of strips, in particular, shears for transverse cutting rolled strips and/or cropping shears, comprising a piston ( 3 ), a piston rod ( 4 ), a compression spring ( 5 ), a cover ( 6 ), an attachment device ( 7 ), and a clamping bar ( 8 ),
characterized in that
a second piston ( 16 ) is arranged at a distance from the first piston ( 3 ), wherein a piston rod section ( 17 ) is formed between the first piston ( 3 ) and the second piston ( 16 ).
2 . (canceled)
3 . A device according to claim 1 ,
characterized in that
the piston rod ( 4 ) and the piston rod section ( 17 ) have the same diameter.
4 . A device according to claim 1 ,
characterized in that
diameters of the piston rod ( 4 ) and the piston rod section ( 17 ) are different.
5 . A device according to claim 1 ,
characterized in that
the first piston ( 3 ) and the second piston ( 16 ) have the same diameter.
6 . A device according to claim 1 ,
characterized in that
the diameter of the first piston ( 3 ) and of the second piston ( 16 ) are different.
7 . A device according to claim 1 ,
characterized in that
the pistons ( 3 , 16 ) have seals ( 19 ).
8 . A device according to claim 1 ,
characterized in that
the compression spring ( 5 ) is a spiral spring.
9 . A device according to claim 1 ,
characterized in that
the compression spring ( 5 ) is a conical disc spring package.