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This mechanism is often used in forging to strike hot material during welding and can also be found in fabrication shop. This mechanism is preferred over a manual hammer due to the accuracy the mechanism provides.
Design Process and CAD
Since I had easy access to a 3D printer, these linkages are made of PLA. The assembly is shown below
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The most challenging part of this assembly is assembling the slider mechanism. To constrain the aluminum extrusion block, I wused a set of three ball bearing wheels.