SU132929A1 - Eccentric Hand Scissors - Google Patents

Description

The proposed manual-driven eccentric shears provide for cutting through the radiator sheet blanks of the slit windows for Air-cooled engine.

A distinctive feature of the proposed scissors is that the movable knife is installed in a carriage moved along a traverse mounted on the scissors frame, and the cross section of the knives is shaped to the shape of the edge of the slit-like window.

FIG. 1 shows a front view of the proposed scissors; in fig. 2 is a cross-section along AA in FIG. one.

A fixed knife 2, a mandrel 3 and a traverse 4 are fastened on the bed / (fig. 2). The processed material 5 is placed on the knife 2. The movable knife 6 is mounted on the carriage 7 and fixed on the slider 5, driven by the lever 9 through the eccentric 10. Carriage 7 can be moved along crosshead 4.

In order to eliminate the marking operation on the material being processed, the traverse 4 carries risks "a -" a, the distance between which corresponds to the distance between the holes on the workpiece.

Subject invention

Manual eccentric scissors, characterized in that, in order to cut slit windows on sheet material, for example, on blanks of car engine hoods, they are made in the form of a bed with a traverse for moving the carriage with a movable knife interacting with a fixed knife located on the frame, and the cross-sectional shape of the knives is made in the shape that should be given to the edge of the slotted slotted window.