Punching rig and method
A punching rig comprising: a base; an arm engageable with the base and movable relative to the base along a first axis, the arm comprising a chamber that extends along a chamber axis normal to the first axis; a punch slidably receivable within the chamber such that it extends along the chamber axis, which punch comprises a first end, a second end and a stop positioned between the first end and the second end; and a weight slidable along the punch between the first end and the stop.
1. A punching rig comprising:
a base;
an arm engageable with the base and movable relative to the base along a first axis, the arm comprising a chamber that extends along a chamber axis normal to the first axis;
a punch slidably receivable within the chamber such that it extends along the chamber axis, which punch comprises a first end, a second end and a stop positioned between the first end and the second end; and
a weight slidable along the punch between the first end and the stop; and
a support bridge comprising a support beam and a support for supporting the support beam above the base, wherein the support beam comprises a plurality of grooves and the chamber is alignable with each groove.
2. A punching rig according to claim 1 , wherein the punch comprises a rest positioned between the second end and the stop, which rest is abuttable against the arm when the punch is slidably received in the chamber.
3. A punching rig according to claim 2 , wherein the second end of the punch comprises a tip that is tapered.
4. A punching rig according to claim 1 , wherein the arm is moveable relative to the base along a second axis normal to the first axis and the chamber axis.
5. A punching rig according to claim 1 , wherein the support comprises a first leg extending between the base and a first end of the support beam and a second leg extending between the base and a second end of the support beam, wherein the first leg is spaced apart from the second leg.
6. A punching rig according to claim 1 , wherein the support bridge is removably attachable to the base.
7. A punching rig according to claim 2 , wherein the second end of the punch comprises a tip that is pointed.