Patent ID: 7252124

Claim:
A work feeding and conveying device for a planing machine comprising a planing table, an intermediate base, a conveying unit and an upper base, a distance between said intermediate base and said upper base is adjustable; said planing table formed with a flat upper surface, said planing table assembled thereon with said intermediate base and said upper base; said intermediate base positioned on said planing table, said conveying unit mounted on said intermediate base and composed of a front shaft, a rear shaft and a conveying belt, said front shaft secured at the front end of said intermediate base and having one end connected with a power source, said rear shaft pivotally assembled at the rear end of said intermediate base and able to be moved back and forth horizontally for a predetermined distance, said conveying belt having a rough surface with high friction coefficient, said conveying belt fitted around said intermediate base and passing on both said front shaft and said rear shaft, the tightness of said conveying belt able to be adjusted by said rear shaft, said conveying belt actuated to circulate around said front shaft and said rear shaft by said front shaft; and said upper base positioned above said intermediate base, said upper base provided at a predetermined location with a knife shaft pivotally connected with a planing knife, said planing knife rotated together with said knife shaft for carrying out wood work processing, said planing knife having its front and rear side respectively and pivotally provided with a roller, wherein said intermediate base has its rear side fixed with a protruding block having the opposite ends respectively extending out of said intermediate base and bored with a through hole, said protruding block bored with two slide holes in the center, said intermediate base having its rear side wall bored with two insert holes respectively aligned to said two slide holes of said protruding block, said rear shaft having its opposite ends respectively and pivotally connected with a bearing support, a connecting plate secured at the front ends of said two bearing supports of said rear shaft, said connecting plate having its opposite ends respectively fixed with an adjusting rod to be inserted through said through hole of said protruding block, said connecting plate having its front lower side fixed with two slide rails extending forward vertically to be respectively inserted in said two insert holes of said intermediate base.