Method and apparatus of establishing the position of a datum ref

Metal working – Means to assemble or disassemble – With control means energized in response to activator...

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29712, 29794, 29822, 901 6, B23P 1900

Patent

active

049760262

ABSTRACT:
A device for locating a datum reference on a partially assembled structural object, such as an automobile body frame. The device has a base structure for rigid mounting to a floor member, a transfer platform is attached to the base structure so that the transfer platform has freedom of movement in a first horizontal direction, a support structure is attached to the transfer platform so that it has freedom of movement therewith in a horizontal direction perpendicular to the first horizontal direction, a vertical slide support mechanism attached to the support structure and moveable therewith in a vertical direction, fluid actuated stop members for locking the horizontal and vertical movements of the device when a certain location in space, as dictated by the automobile body, has been attained. A work performing tool attached to the vertical slide support mechanism so that the tool can move into and out of engagement with the automobile body. The method of fixing one or more datum positions as determined by the object being worked on is also disclosed.

REFERENCES:
patent: 4553309 (1985-11-01), Hess et al.
patent: 4673075 (1987-06-01), Ueyama et al.

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