Summary of the invention
The purpose of this invention is to provide and a kind ofly can carry out sawing cutting and the workpiece intermediate circumference be carried out the digital controlled metal band saw having double primary motion of sawing grooving workpiece two ends anchor ring.
Technical scheme of the present invention is: a kind of digital controlled metal band saw having double primary motion, comprise lathe bed, workbench, saw frame, hoist cylinder, clamping device, hydraulic system, control system, saw frame is provided with main transmission unify saw band tensioning and guider, one end of saw frame is hinged with the saw frame bearing that is installed on the lathe bed, and hoist cylinder connects lathe bed and saw frame; Described workbench comprises stage body, following stage body, right baffle-plate, right baffle plate, reaches cylinder displacement; Last stage body and following stage body are that oat tail groove structure is slidingly connected; Be provided with upper groove in last stage body following, be provided with low groove in following stage body top, in the space that cylinder displacement low groove placed on it forms; Last stage body left end and following stage body right-hand member are respectively equipped with right baffle-plate and right plate washer, and the base of cylinder displacement is fixedlyed connected with right plate washer with right baffle-plate respectively with the push rod outer end; Following stage body is installed on the lathe bed; Last stage body becomes spatial vertical with lathe bed; The grating chi is installed in down on the stage body, and it can move forward into the row location to last stage body by control system;
Described clamping device comprises electric rotating machine, speed changer, fixedly thimble, movable thimble, cnetre cradle and clamping cylinder; Electric rotating machine is connected the speed changer left end, and fixedly thimble is fixed on the speed changer right-hand member axle, and with movable top coaxial needle line; Fixedly the thimble right side is provided with pin; Clamping cylinder is installed on the cnetre cradle, the push rod left end of oil cylinder from cnetre cradle the corresponding hole activity stretch out and be connected with movable thimble; Speed changer and cnetre cradle are installed on the stage body respectively;
Described control system is made up of programmable logic controller (PLC), man-machine interface, grating chi, upper limit position switch and lower position switch, is core with the programmable logic controller (PLC), realizes operation automatically by each parts of the corresponding control of its inner setting program.
Described going up in the stage body is provided with gathering sill, and the gathering sill both sides are provided with the T-shaped screw slot and are equipped with the T-shaped screw rod; Speed changer base and cnetre cradle base plate are fixed on the stage body by the T-shaped screw rod; Be provided with guide runner below speed changer base and the cnetre cradle base plate and be slidingly matched with gathering sill in the last stage body.
The present invention has been provided with electric rotating machine owing in the clamping device, and adopts clamping cylinder and two thimble clamping work pieces; Table design is that upper and lower two stage bodies are slidingly connected, and the cylinder displacement that is provided with connects upper and lower two stage bodies, can drive stage body and move.Therefore, workpiece can be done from principal rotating motion under electric rotating machine drives, and can move on the axis of workpiece direction under cylinder displacement drives.By the effect of control system and hydraulic system, the present invention just can carry out the sawing cutting and the workpiece intermediate circumference is carried out the sawing grooving workpiece two ends anchor ring automatically.Have working (machining) efficiency height, low cost and other advantages.
The specific embodiment
Described Fig. 1, Fig. 2, Fig. 3, Fig. 4, among Fig. 5, the 1-control system, the 2-man-machine interface, the 3-saw frame, the last stage body of 4-, the 5-guider, the 6-cnetre cradle, the 7-clamping cylinder, 8-clamping cylinder push rod, the 9-hoist cylinder, 10-saw frame bearing, the 11-lathe bed, stage body under the 12-, 13-cylinder displacement push rod, the right baffle plate of 14-, the 15-right baffle-plate, 16-regulates skewback, 17-T-shaped screw slot, the 18-gathering sill, the 19-electric rotating machine, the 20-speed changer, 21-is thimble fixedly, the 22-pin, the movable thimble of 23-, 24-cnetre cradle base plate, the 25-guide runner, 26-speed changer base, the 27-cylinder displacement.
Described a kind of digital controlled metal band saw having double primary motion, comprise lathe bed 11, workbench, saw frame 3, hoist cylinder 9, clamping device, hydraulic system, control system, saw frame 3 is provided with main transmission unify saw band tensioning and guider, one end of saw frame 3 is hinged with the saw frame bearing 10 that is installed on the lathe bed 11, and hoist cylinder 9 connects lathe bed 11 and saw frame 3; Described workbench comprises stage body 4, following stage body 12, right baffle-plate 15, right baffle plate 14, reaches cylinder displacement 6; Last stage body 4 and following stage body 12 are slidingly connected for oat tail groove structure; Be provided with upper groove in last stage body following, be provided with low groove in following stage body 12 top, in the space that cylinder displacement 27 low grooves placed on it form; Last stage body 4 left ends and following stage body 12 right-hand members are respectively equipped with right baffle-plate 15 and right plate washer 14, and the base of cylinder displacement 27 is fixedlyed connected with right plate washer 14 with right baffle-plate 15 respectively with push rod 13 outer ends; Following stage body 12 is installed on the lathe bed 11; 11 one-tenth spatial vertical of last stage body 4 and lathe bed; Grating chi 28 is installed in down on the stage body 12, and it can move last stage body 4 by control system and position;
Described clamping device comprises electric rotating machine 19, speed changer 20, fixedly thimble 21, movable thimble 23, cnetre cradle 6 and clamping cylinder 7; Electric rotating machine is connected the speed changer left end, and fixedly thimble is fixed on the speed changer right-hand member axle, and with movable top coaxial needle line; Fixedly the thimble right side is provided with pin 22; Clamping cylinder is installed on the cnetre cradle, the push rod left end of oil cylinder from cnetre cradle the corresponding hole activity stretch out and be connected with movable thimble; Speed changer and cnetre cradle are installed on the stage body respectively;
Described control system is made up of programmable logic controller (PLC), man-machine interface, grating chi, upper limit position switch and lower position switch, is core with the programmable logic controller (PLC), realizes operation automatically by each parts of the corresponding control of its inner setting program.
Described going up in the stage body is provided with gathering sill 18, and gathering sill 18 both sides are provided with T-shaped screw slot 17 and are equipped with the T-shaped screw rod; Speed changer base 26 and cnetre cradle base plate 24 are fixed on the stage body 4 by the T-shaped screw rod; Respectively be provided with a guide runner 25 below speed changer base 26 and the cnetre cradle base plate 24 and be slidingly matched with gathering sill 18 in the last stage body 4.
The unify saw band tensioning and guider such as routine of described main transmission is installed in the saw frame back side, and its main transmission also comprises main motor, decelerator, initiatively saw wheel and driven saw wheel, saw band as routine; Guider comprises leading arm and guide head.
But by clamping cylinder and two thimble clamping work pieces, electric rotating machine can drive workpiece and the rotation of saw blade revolution rightabout, and saw blade is cut the workpiece feed in the clamping device of the present invention; Workbench is made as upper and lower two stage bodies and is slidingly connected, and can be moved by stage body on the cylinder displacement.Therefore, workpiece can be done from principal rotating motion under electric rotating machine drives, and workpiece is removable on axis direction under cylinder displacement drives.By the effect of grating chi, can control workpiece and on axis direction, locate and move, make rotating saw blade carry out sawing automatically to the workpiece both ends of the surface.Under the effect of control system and hydraulic system, the present invention can clamp automatically, saw frame is carried out automatic lifting, last stage body and workpiece are moved by setting on axis direction automatically workpiece, thereby realize automatically workpiece two ends anchor ring being carried out the sawing cutting and the workpiece intermediate circumference being carried out the sawing grooving, make band sawing machine can replace lathe that workpiece two ends anchor ring is carried out the sawing cutting and the workpiece intermediate circumference is carried out the sawing grooving.Have the workpiece of making rotation automatically, automatic material clamping and feeding, workpiece two ends anchor ring is carried out stepless feed cutting automatically.Itself and lathe grinding processing relatively, efficient can improve 5-6 doubly, economize on electricity 30%, and can significantly reduce the wear and tear expense of cutter, working (machining) efficiency height, cost are low.And machining accuracy and automaticity are all higher.Particularly suitable is processed cylindrical work two ends anchor ring or intermediate circumference.