Patent ID: 8220374

Claim:
A retaining device for a wood sawing machine comprising: an index table fixed on a cutting deck of the wood sawing machine to displace straightly and reciprocately along the cutting deck; a guiding plate fixed on the cutting deck and connected with the index table, and including a slot disposed thereon; a vertically moving set including at least one sliding block, at least one screw rod, a longitudinally displacing holder, at least one first adjusting nut, and at least one second adjusting nut; wherein the at least one sliding block is slidably connected with the slot of the guiding plate and displaces along the slot reciprocately, the at least one screw rod is coupled on the sliding block and the longitudinally displacing holder includes holes arranged on top and bottom ends thereof individually to insert the at least one screw rod, the at least one second adjusting nut is screwed on the at least one screw rod and located beneath the longitudinally displacing holder, the at least one first adjusting nut is screwed on the at least one screw rod and located above the longitudinally displacing holder; a retaining and pressing assembly including a handle, two arms, two connecting posts, two stems, and a pressing panel, wherein one end of the arm is locked on one end of the handle, and each arm includes an orifice, one end of the connecting post is axially connected to a first bore of the longitudinally displacing holder and the other end of the connecting post is connected to the orifice of the arm, one end of the stem is coupled to the pressing panel, and another end of the stem is axially connected to another end of the arm, between the two ends of the stem are defined a first aperture and a second aperture to couple the stem alternatively to a second bore of the longitudinally displacing holder, and the two stems are axially connected to the second bores of the longitudinally displacing holder by a coupling shank.