Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
B21J7/20—Drives for hammers; Transmission means therefor
B21J7/36—Drives for hammers; Transmission means therefor for drop hammers
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Transmission Devices
(AREA)
Description
Hierzu ι Blatt .Zeichnungen.For this purpose ι sheet of drawings.
Claims (1)
Patent-Anspruch:Patent claim:Ein Frictions-Fallhammer mit vier Reibungsrollen, von denen je zwei auf einer gemeinschaftlichen
Antriebsachse sitzen und mit der Schiene g des Fallhammers dadurch in und
aufser Eingriff gebracht werden, dafs die beiden einander gegenüberliegenden und auf den Antriebsachsen
verschiebbaren Reibungsrollen mittelst einer Schraube c von einem Steuerhebel a
aus gegen die Schiene g vor- oder von derselben wegbewegt werden.A friction drop hammer with four friction rollers, two of which are seated on a common drive shaft and are brought into and out of engagement with the rail g of the drop hammer by the fact that the two friction rollers, which are opposite one another and can be moved on the drive shafts, are controlled by a screw c from a control lever a are moved forward against the rail g or away from the same.
DENDAT53506D
Drop hammer with four friction drive rollers
ActiveDE53506C
(en)
Drive device for driving a device for gripping and / or clamping a workpiece comprising a piston-cylinder unit with pressure medium channel in the piston rod