Patent ID: 7503358

Claim:
A quick elevating and micro-adjusting device for a worktable of a manual planer comprises, a base; a stationary work table; a movable work table; an adjustment device; said base having a right side formed with a slant; said movable worktable assembled above said slant of said base; said stationary worktable secured on left side of said base; said adjustment device composed of an adjusting block, a micro-adjusting rod, a threaded shaft, an elevating rod, a support shaft and a micro-adjustment locking member; said adjusting block being bored with a threaded hole in an upper side and a transverse through hole underneath the threaded hole; said adjusting block having a bottom bored with a pivotal recess; said micro-adjusting rod having an outer end fitted with a micro-adjustment rotary wheel; said micro-adjusting rod being provided with a worm at a location of a front end; said micro-adjusting rod having a front end inserted through an insert hole of said base and a rear end fixed in a joint hole of said base; said pivotal recess of said adjusting block being pivotally mounted on a point of said micro-adjusting rod; said threaded shaft having its front end formed with a threaded rod; said threaded shaft being inserted through the threaded hole of a holding frame and a fitting hole of a worm gear; said threaded shaft having a front and a rear end respectively fitted in a combining hole of two fixing blocks; said two fixing blocks secured on said slant of said base; said elevating rod having an inner end secured in said threaded hole of said adjusting block and an outer end disposed with a grip; said support shaft having its front and rear end respectively cut with an annular groove at a location for two C-shaped clasps to be clasped therein; said support shaft inserted through said transverse through hole of said adjusting block; said support shaft having its opposite ends respectively and being pivotally fixed at a location of said movable worktable; and said micro-adjustment locking member having a front end provided with a threaded rod, said threaded rod fixedly connected with said holding frame.