UNIVERSAL GROUND-TYPE DOMESTIC TIMBER WORKING MACHINE TOOL Russian patent published in 1995 - IPC

FIELD: timber working industry. SUBSTANCE: machine tool has a frame, a jointing assembly, saw disc, assembly for guarding the saw disc and a drive unit. A table with mechanism for lifting and descending it has the front 10 and the rear 9 movable parts, being smooth surfaces, in their lower portion passing into T-shaped small beams. The mechanism for lifting and descending the table is in the form of stepped eccentrics 101, secured to shafts and mounted in seats of the frame. On brackets with use of axles levers with beams are arranged, the beams are placed between the stoppers with possibility of forced drawing apart of the movable parts 9,10. The machine tool has a device for clamping a blank, arranged in an end portion, and spring-loaded levers, mounted on axles with use of brackets, secured to a lower portion of the table. On the tie rods 42 at one side the shackles 49 with the slots 50 are fixed, at other side the carriage 45 with rollers is mounted on the pin 44. One of the tie rods 42 is provided by a stopper, limiting its turning at approaching the blank and taking up the rollers by cutting knives; the other tie rod is provided by a unit for testing a thickness of the blank. Hooks of springs of the tie rods 42 at one side are connected with a strip, secured to the lower part of the table, and at other side - with slots of the shackles 49; the springs are rectangular ones. EFFECT: enhanced serviceability. 6 cl, 30 dwg