CN204397462U - The dual-purpose numerical control machine tool of rice-milling roller cylindrical, helicla flute - Google Patents
The dual-purpose numerical control machine tool of rice-milling roller cylindrical, helicla flute Download PDFInfo
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- CN204397462U CN204397462U CN201520043671.6U CN201520043671U CN204397462U CN 204397462 U CN204397462 U CN 204397462U CN 201520043671 U CN201520043671 U CN 201520043671U CN 204397462 U CN204397462 U CN 204397462U
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Abstract
The utility model provides a kind of rice-milling roller cylindrical, the dual-purpose numerical control machine tool of helicla flute.Described machining tool comprises support, spindle box part, tailstock parts, blade carrier component and infeed mean, it is characterized in that: described spindle box part comprises spindle servo electric machine, main spindle box body, main shaft and transmission mechanism; Described blade carrier component is made up of sand roller Excircle machining knife rest and sand roller machining spiral groove knife rest, described infeed mean is made up of traverse feed track, slide unit and two length feed tracks, traverse feed track is horizontally set on support, slide unit and traverse feed track sliding are dynamically connected, two length feed parallel tracks are arranged on slide unit, and with traverse feed race orthogonal; Described sand roller Excircle machining knife rest and sand roller machining spiral groove knife rest are arranged on two length feed tracks respectively.The utility model improves product quality, improves sand roller requirement on machining accuracy, is also improved further and lifting to the quality of rice-milling roller processing rice.
Description
Technical field
The utility model patent relates to the novel mechanical field of conventional industries, particularly relates to the lathe of a kind of rice-milling roller cylindrical and the dual-purpose digital control processing of helicla flute.
Background technology
Rice-milling roller is a kernel component in grain machinery rice processing machine equipment, and its manufacture craft process more complicated, operation is many, technical difficulty is also higher.Rice-milling roller its appearance and size in manufacturing process will reach the requirement meeting design drawing own, must be processed by rice-milling roller special purpose machine tool.The manufacturing procedure of rice-milling roller is divided into that Excircle machining, end face are processed substantially, machining spiral groove and Drilling operation, and the Excircle machining of rice-milling roller must ensure the requirement of excircle dimension and cylindricity, linearity, axiality; End face processing ensures the requirement of length dimension and the depth of parallelism, perpendicularity; Machining spiral groove ensures the requirement of spiral fluted helical pitch, rotation direction, flute profile angle, width and the degree of depth; Drilling operation ensures the requirement of spray air holes size, quantity, distributing position.At present these manufacturing procedures are by different process equipments, different cutters, and different orders carrys out complete independently.
Existing patented technology file (1) publication number is CN203426451U, and publication date is a kind of Novel cylindrical machining tool of Chinese patent on February 12nd, 2014, is the lathe of the Excircle machining about rice-milling roller disclosed in main; Existing patented technology file (2) publication number is CN202239836U, publication date is a kind of Novel spiral groove processing machine tool of Chinese patent on May 30th, 2012, existing patented technology file (3) publication number is CN2328470Y, publication date is Chinese patent large pitch milling machine tool for groove of thread disclosed in 14 days July in 1999, is all disclosed lathes about sand roller perficial helical slot machining.
These existing patented technologies are all that cylindrical and helicla flute are independently separated processing above, process on different devices, and be all Artificial Control, there is following defect: one, because relate to two independent operations, so need two equipment, relatively take up room, every platform equipment has at least a people to control, two equipment just at least need two workmans, waste a large amount of manpowers, and two equipment at work all workpiece all need a dead lift, carrying number of times is also many, the labour intensity of workman is large, greatly waste labour, production cost is high, working (machining) efficiency is low.Its two, the bad guarantee of crudy of product because two procedures, use two equipment and personnel's processing, front and back employ location, the clamping of secondary workpiece, and benchmark there occurs mobile and change, and the size after processing and precision not easily ensure, again because rice-milling roller is all point two joints or the above composition one group of two joints mostly, some diameters are more than 400mm, there are more than 10 joints, overall length is more than 1000mm, crushing wheel cutter is adopted when existing equipment is generally processing excircles, point single-unit outside circular knitting machine bed is processed, therefore unavoidable same group of sand roller is just kept away, size after processing often saves all inconsistent, but sand roller is assembled in meter machine and is connected together by an axle, the inconsistent bank that falls that just there will be in various degree of size, and during next procedure processing helicla flute, be difficult to ensure flute profile size, and groove width, groove depth uniformity, add the about 100mm of diameter of existing crushing wheel cutter, it is the thin slice bowl-type of being suppressed by carbon steel material, fragility weight, wearability extreme difference, a crushing wheel can only process 1 to 2 group sand roller, in process, it is is ceaselessly wearing and tearing, crushing wheel size is ceaselessly diminishing, the sand roller surface size very irregular processed, machining accuracy is very poor.Its three existing rice-milling roller machining tool is all generally manual operation, Non-follow control, and mismachining tolerance is comparatively large, is difficult to reach desirable size and required precision, seriously have impact on the serviceability of meter machine and the crudy of rice.
Summary of the invention
The utility model provides a kind of rice-milling roller cylindrical, the dual-purpose numerical control machine tool of helicla flute according to the deficiencies in the prior art, original excircle processing lathe and milling machine tool for groove of thread performance are united two into one, sand roller cylindrical can be processed, sand roller spiral groove on surface can also be processed, two procedures are synthesized a procedure, and original common control manually, change electric automatic control into, substantially increase operating efficiency.
The technical scheme that the utility model provides: described a kind of rice-milling roller cylindrical, the dual-purpose numerical control machine tool of helicla flute, comprise support, the spindle box part be arranged on support, tailstock parts, blade carrier component and infeed mean, it is characterized in that: described spindle box part comprises the transmission mechanism of spindle servo electric machine, main spindle box body, main shaft and connection spindle servo electric machine and main shaft, main spindle box body is arranged on one end of support, tailstock parts are arranged on the other end of main shaft, and main spindle box body, main shaft and tailstock parts are arranged on the same line; Described blade carrier component is made up of sand roller Excircle machining knife rest and sand roller machining spiral groove knife rest, described infeed mean is made up of traverse feed track, slide unit and two length feed tracks, traverse feed track is horizontally set on support, and with the straight line parallel at main spindle box body, main shaft and tailstock parts place, slide unit and traverse feed track sliding are dynamically connected, and horizontally slip on traverse feed track, two length feed parallel tracks are arranged on slide unit, and with traverse feed race orthogonal; Described sand roller Excircle machining knife rest and sand roller machining spiral groove knife rest are arranged on two length feed tracks respectively, and movable on two length feed tracks.
The further technical scheme of the utility model: this machining tool also comprises electric control box, position back to zero switch and maximum position travel switch is respectively equipped with at the track two ends of traverse feed track and two length feed tracks, proximity switch is provided with at main the tip of the axis, traverse feed track, position back to zero switch on two length feed tracks is connected with the signal input part of electric control box respectively with the proximity switch signal output part of maximum position travel switch and main shaft end, the signal output part of electric control box respectively with traverse feed servomotor, length feed servomotor is connected with the signal output part of spindle servo electric machine.
The further technical scheme of the utility model: described sand roller Excircle machining knife rest and sand roller machining spiral groove knife rest include bed slide, knife rest riser, cutter axis, cutterhead controls motor and V belt wheel drive mechanism, described knife rest riser is perpendicular on rear side of bed slide, and form with bed slide the bracing frame that side is L-type, before the side, front and back of knife rest riser is arranged with, rear lifter plate, vertically elevating screw is provided with in knife rest riser, in the front and rear panel face of knife rest riser, the positional symmetry of corresponding elevating screw offers vertical chute, elevating screw is arranged with lifting nut, the side, front and back of lifting nut is provided with connecting axle, and it is front, the connecting axle of rear side passes corresponding vertical chute respectively with front, rear lifter plate connects, described cutter axis is connected with rear lifter plate by cutterhead axle bed, and cutterhead is controlled motor and is connected with front lifter plate by motor seat board, and the clutch end that cutterhead controls motor is in transmission connection by the control end of V belt wheel drive mechanism and cutter axis, Excircle machining cutterhead and machining spiral groove cutterhead is respectively equipped with at the other end of the cutter axis of sand roller Excircle machining knife rest and sand roller machining spiral groove knife rest.
The utility model is technical scheme preferably: the length of described work spindle is 1-1.5m, and the speed of mainshaft that spindle servo electric machine drives is 0-300 rev/min; Described transmission mechanism comprises main shaft reductor and synchronous cog belt, and spindle servo electric machine is connected with spindle drive with synchronous cog belt by main shaft reductor.
The utility model is technical scheme preferably: described tailstock parts are made up of thimble seat, thimble seat guide rail, tailstock control motor and pulley transmission mechanism, thimble seat is connected with thimble seat guide rail by leading screw, tailstock is controlled motor and is connected by the leading screw of pulley transmission mechanism with connecting ejector pin seat and thimble seat guide rail, and controls thimble seat and move left and right on thimble seat guide rail; Described tailstock controls the control end of motor and is connected with the signal output part of electric control box.
The utility model is technical scheme preferably: described slide unit is connected with traverse feed track and two length feed tracks respectively by ball screw assembly, with two processing knife rests, traverse feed servomotor is provided with in one end of traverse feed track, traverse feed servomotor is connected with the traverse feed leading screw be arranged in traverse feed track with shaft coupling by reductor, and slide unit is connected with the matching nut of traverse feed leading screw; Length feed servomotor is respectively equipped with in one end of two length feed tracks, each length feed servomotor is connected with the length feed leading screw be arranged in each length feed track with shaft coupling by reductor, and sand roller Excircle machining knife rest is connected with the matching nut of two length feed leading screws respectively with sand roller machining spiral groove knife rest; The signal output part of described electric control box is connected with the control end of traverse feed servomotor and two servo longitudinal motors respectively.
The utility model is technical scheme preferably: described motor seat board and cutterhead axle bed are fixed on forward and backward lifter plate respectively by four T-shaped screws, and motor seat board and cutterhead axle bed rotate the angle regulating cutterhead and cutterhead to control motor vertical direction respectively along forward and backward lifter plate when unclamping four T-shaped screws; Described knife rest riser is connected with bed slide by base plate, positioning rotating shaft is provided with in the base plate center of knife rest riser, the base plate of knife rest riser is connected with bed slide by positioning rotating shaft, also T-shaped screw is provided with in base plate four bights of knife rest riser, and locked by four T-shaped screws and bed slide, can rotate along positioning rotating shaft at four T-shaped screw releasing orientation lower slide risers and regulate tool-post structure angle in the horizontal direction.
The utility model is technical scheme preferably: described elevating screw be arranged on the vertical axis of knife rest riser, vertical chute correspondence is opened on the vertical axis of knife rest riser, bar shaped screw is vertically offered respectively near the position on both sides at knife rest riser, in the corner of forward and backward lifter plate, the position of corresponding bar shaped screw is provided with fastening bolt, and forward and backward lifter plate and knife rest riser is locked by fastening bolt.
The further technical scheme of the utility model is: described Excircle machining cutterhead is made up of Excircle machining disk body and multiple watts of shape cutter heads being equally distributed on Excircle machining disk body edge ringwise, and the spacing between every two watts of shape cutter heads is 5 ~ 10mm; Described machining spiral groove cutterhead is made up of machining spiral groove disk body and the L-type cutter head that is equally distributed on machining spiral groove disk body edge ringwise, and the spacing between every two L-type cutter heads is 8-12mm; Described watt of shape cutter head and L-type cutter head are made up of diamond.
The beneficial effects of the utility model:
(1) the utility model by main shaft in spindle box part be by spindle servo electric machine through main shaft reductor and Synchronous Belt Drives to main shaft, main shaft workpiece rotational frequency is regulated by the infinitely variable speeds of spindle servo electric machine, its range of speeds can reach 0-300 rev/min, both the rotating speed 100 ~ 300 revs/min of sand roller Excircle machining can have been met, the rotating speed 3 ~ 5 revs/min of sand roller machining spiral groove can be met, overcome the defect that existing sand roller excircle processing lathe and sand roller milling machine tool for groove of thread cannot be unified on processing rotating speed;
(2) the single-row longitudinal rail on working slider is increased to biserial longitudinal rail side by side by the utility model, two guide rails are installed respectively Excircle machining knife rest and machining spiral groove knife rest, be respectively used to processing sand roller cylindrical and helicla flute, two procedures are synthesized a procedure, its processing sequence is changed into by " cylindrical---end face---helicla flute " " end face---cylindrical and helicla flute ", and two procedures completes on same equipment, only need people's operation, both improve production efficiency to improve, also save cost;
(3) the utility model adopts the mode of one-time positioning, carry out cylindrical and spiral fluted processing, its cylindrical, cylindricity, linearity can be controlled in below 0.5mm, helicla flute width is controlled at below 1mm, below degree of depth 0.5mm, improve sand roller requirement on machining accuracy, the quality of rice-milling roller processing rice is also improved and lifting further;
(4) spindle box part of the present utility model and tailstock parts are directly fixed on engine seat and body, main shaft workpiece only rotates, do not do feed motion, about its blade carrier component is arranged on and working slider is done, move forward and backward and carry out traverse feed and length feed; And traverse feed and length feed are connected reductor by feed servo motor respectively and are delivered to working slider by ball screw assembly, and longitudinal slide realizes feed motion, and by spindle servo electric machine and laterally, the servomotor of length feed controls by electric component digital programmable the motion that is mutually related automatically;
(5) the Excircle machining knife rest in the utility model adopts mutually isostructural knife rest with machining spiral groove knife rest, Excircle machining cutter also adopts the form of cutterhead, and be welded by the cutter head of multiple ultrahard diamond material, cutter head has very high hardness, intensity, wearability, service efficiency processes 1 ~ 2 group of sand roller by an original crushing wheel, brings up to a cutterhead and can process 800 ~ 1000 groups of sand rollers, and cutter need not be changed in midway, cost is also than original reduction, and machining accuracy can improve more than several times;
(6) the machining spiral groove cutter in the utility model is changed into the cutterhead be welded by ultrahard diamond material cutter head by original plain wheel, because knife cutting cutter head makes with ultrahard diamond material, its hardness, intensity, wearability are high, and emery wheel is a lot, by the suitable standard of helicla flute size of its processing, meet the requirement of design drawing, precision is very high, than originally improving more than 2 times by emery wheel fluting precision, cost reduces, and can process service life 1000 more and organize husk rice emery wheel; Reach numerical control machine high accurate completely, the requirement of high durability.
The utility model overcomes existing rice-milling roller excircle processing lathe and milling machine tool for groove of thread can not processing excircles and spiral fluted technical barrier simultaneously, structure make a big improvement, two different machining tools, are merged into one and can process the cylindrical of rice-milling roller and the special purpose machine tool of helicla flute multiple operation simultaneously.Decrease mismachining tolerance, dimensional accuracy is more than doubled, and improves product quality, improves sand roller requirement on machining accuracy, is also improved further and lifting to the quality of rice-milling roller processing rice.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is machining tool left view of the present utility model;
Fig. 3 is machining tool right view of the present utility model;
Fig. 4 is machining tool rearview of the present utility model;
Fig. 5 is the structural representation of traverse feed track;
Fig. 6 is the structural representation of length feed track;
Fig. 7 is the structural representation of sand roller Excircle machining knife rest;
Fig. 8 is the structural representation of sand roller machining spiral groove knife rest;
Fig. 9 is the side view of knife rest;
Figure 10 is the top view of Fig. 8;
Figure 11, Figure 12 are the structural representations of Excircle machining cutterhead;
Figure 13, Figure 14 are the structural representations of machining spiral groove cutterhead;
Figure 15 is process chart of the present utility model.
In figure: 1-support, 2-spindle box part, 2-1-spindle servo electric machine, 2-2-main spindle box body, 2-3-main shaft, 2-4-transmission mechanism, 2-5-main shaft reductor, 2-6-synchronous cog belt, 3-tailstock parts, 3-1-thimble seat, 3-2-thimble seat guide rail, 3-3-tailstock controls motor, 3-4-pulley transmission mechanism, 4-infeed mean, 4-1-traverse feed track, 4-2-slide unit, 4-3-length feed track, 5-blade carrier component, 5-1-bed slide, 5-2-knife rest riser, 5-3-cutter axis, 5-4-cutterhead controls motor, 5-5-V belt wheel drive mechanism, 5-6, 5-7-front, rear lifter plate, 5-8-cutterhead axle bed, 5-9-motor seat board, 5-10-elevating screw, 5-11-vertical chute, 5-12-lifting nut, 5-13-bar shaped screw, 5-14-T-shaped screw, 5-15-positioning rotating shaft, 6-electric control box, 7-traverse feed servomotor, 8-traverse feed leading screw, 9-length feed servomotor, 10-length feed leading screw, 11-Excircle machining cutterhead, 11-1-Excircle machining disk body, 11-2-watt shape cutter head, 12-machining spiral groove cutterhead, 12-1-machining spiral groove disk body, 12-2-L-type cutter head, 13-rice-milling roller.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.A kind of rice-milling roller cylindrical as shown in Figures 1 to 4, the dual-purpose numerical control machine tool of helicla flute, comprise support 1, be arranged on the spindle box part 2 on support, tailstock parts 3, blade carrier component 5 and infeed mean 4, it is characterized in that: described spindle box part 2 comprises spindle servo electric machine 2-1, main spindle box body 2-2, main shaft 2-3 and the transmission mechanism 2-4 being connected spindle servo electric machine and main shaft, wherein transmission mechanism 2-4 comprises main shaft reductor 2-5 and synchronous cog belt 2-6, spindle servo electric machine 2-1 is connected with spindle drive with synchronous cog belt 2-6 by main shaft reductor 2-5, the rotating speed of main shaft is regulated by the infinitely variable speeds of spindle servo electric machine 2-1, suitable rotating speed can be adjusted according to the program of processing, the rotating speed of spindle servo electric machine 2-1 can control in 0-300 rev/min, the rotating speed 100-300 rev/min during sand roller Excircle machining can either be met, the rotating speed 3-5 rev/min during sand roller machining spiral groove can be met again.In the utility model, the length of work spindle 2-3 is 1-1.5m, can set according to the sand roller length of processing, and generally the longest can processing length be the rice-milling roller of a meter, and the maximum outside diameter of processing rice-milling roller is 600mm.Main spindle box body 2-2 is arranged on one end of support 1, tailstock parts 3 are arranged on the other end of main shaft 2-3, structure as shown in Figures 3 and 4, described tailstock parts 3 are by thimble seat 3-1, thimble seat guide rail 3-2, tailstock controls motor 3-3 and pulley transmission mechanism 3-4 and forms, thimble seat 3-1 is connected with thimble seat guide rail 3-2 by leading screw, leading screw is arranged in thimble seat guide rail 3-2, thimble seat 3-1 is connected with screw mandrel by nut, tailstock is controlled motor 3-3 and is connected with leading screw by pulley transmission mechanism 3-4, after rice-milling roller 13 installs, tailstock controls motor 3-3 and controls screw mandrel rotation by pulley transmission mechanism 3-4, in screw mandrel rotation process, thimble seat 3-1 is just along leading screw moving linearly, thimble seat guide rail 3-2 moves left and right main shaft 2-3 locating clip clamping of workpieces and rice-milling roller 13.Described blade carrier component 5 and infeed mean 4 are arranged on the front side of main shaft, and parallel with work spindle 2-3.
Blade carrier component 5 is made up of two knife rests as described in Figure 1, and one of them knife rest is for installing sand roller Excircle machining cutterhead, and another knife rest is for installing sand roller machining spiral groove cutterhead.As shown in Figure 2, described infeed mean 4 is made up of traverse feed track 4-1, slide unit 4-2 and two length feed track 4-3, traverse feed track 4-1 is horizontally set on support 1, be fixed on support 1 by bolt-connection, and with the axis parallel at main spindle box body 2-2, work spindle 2-3 and tailstock parts 3 place, slide unit 4-2 and traverse feed track 4-1 is slidably connected, and horizontally slip on traverse feed track 4-1, two length feed track 4-3 are set in parallel on slide unit 4-2, and vertical with traverse feed track 4-1; Described sand roller Excircle machining knife rest and sand roller machining spiral groove knife rest are arranged on two length feed track 4-3 respectively, and movable on two length feed track 4-3.Slide unit 4-2 in the utility model is connected with traverse feed track 4-1 and two length feed track 4-3 respectively by ball screw assembly, with two processing knife rests, and along the rail moving of correspondence under the effect of ball screw assembly, ball screw assembly, is by leading screw and two, nut is supporting forms, and can be rectilinear motion by converting rotary motion.As shown in Figure 5, traverse feed servomotor 7 is provided with in one end of traverse feed track 4-1, traverse feed servomotor 7 is connected with the traverse feed leading screw 8 be arranged in traverse feed track 4-1 with shaft coupling by reductor, slide unit 4-2 is connected with the matching nut of traverse feed leading screw 8, the power that traverse feed leading screw 8 rotates is given by traverse feed servomotor 7, when needing knife rest traverse feed, only with controlling traverse feed servomotor 7, then make slide unit 4-2 transverse movement on traverse feed track 4-1 by the gearing of ball screw assembly.As shown in Figure 6, length feed servomotor 9 is respectively equipped with in one end of two length feed track 4-3, each length feed servomotor 9 is connected with the length feed leading screw 10 be arranged in each length feed track 4-3 with shaft coupling by reductor, sand roller Excircle machining knife rest is connected with the matching nut of two length feed leading screws 10 respectively with sand roller machining spiral groove knife rest, when processing knife rest and needing to vertically move, only need the servomotor 9 controlling length feed, there is provided power to length feed leading screw 10 by the servomotor 9 of length feed, then feeding track 4-3 is movable along the longitudinal to make knife rest by the gearing of ball screw assembly.
Automatically control to enable machining tool, the utility model is also provided with electric control box 6, the signal output part of electric control box 6 is connected with the control end of spindle servo electric machine 2-1, traverse feed servomotor 7 and length feed servomotor 9 respectively, and got up by the motion association of digital programmable by spindle servo electric machine 2-1, traverse feed servomotor 7 and length feed servomotor 9, guarantee that the speed of traverse feed and length feed is mated mutually with procedure, best processing effect can be obtained.And be respectively equipped with position back to zero switch and maximum position travel switch at the track two ends of traverse feed track 4-1 and two length feed track 4-3, be provided with proximity switch at the end of main shaft 2-3, the position back to zero switch on traverse feed track 4-1, two length feed track 4-3 is connected with the signal input part of electric control box 6 respectively with the proximity switch signal output part of maximum position travel switch and main shaft end.The position back to zero switch be arranged on traverse feed track 4-1 is placed in the initiating terminal of traverse feed track 4-1, and maximum position travel switch is placed in the end of traverse feed track 4-1; The position back to zero switch be arranged on length feed track is placed in the initiating terminal of length feed track, and maximum position travel switch is placed in the end of length feed track.Working procedure when setting position back to zero switch and maximum position travel switch by numerical control programming, guarantee cutterhead frame at position back to zero switch time whole lathe quit work, the namely back to zero operation of lathe; When the length feed track at the cutterhead place worked runs to least significant end close to maximum position travel switch along traverse feed track 4-1, maximum position travel switch by signal transmission to the control system of control cabinet, control cabinet controls traverse feed track 4-1 to be stopped continuing feeding, and change the rotation direction of motor, treat that next Job readiness has been got well and realize feed reversing; Cutterhead frame on length feed track 4-3 moves forward and backward along place length feed track, when cutterhead frame moves to the least significant end (namely close to maximum position travel switch) of length feed track, maximum position travel switch just by signal transmission to the control system of control cabinet, the feed servo motor being controlled this length feed track by control cabinet stops continuing feeding, controls cutter motor unlatching work simultaneously.
When the sensor sensing being arranged on the length feed trackwork position of installing Excircle machining knife rest enters operating position to Excircle machining knife rest, just by signal transmission to electric control box 6, the rotating speed being controlled spindle servo electric machine 2-1 by the control system in electric control box 6 is 100-300 rev/min, the rotating speed and the sand roller Excircle machining that control traverse feed servomotor 7 match simultaneously, can carry out Excircle machining normally; When being arranged on the sensor sensing installing machining spiral groove knife rest length feed trackwork position and entering operating position to machining spiral groove knife rest, just by signal transmission to electric control box 6, the rotating speed being controlled servomotor 2-1 by the control system in electric control box 6 is 3-5 rev/min, the rotating speed and the machining spiral groove program that control traverse feed servomotor 7 match simultaneously, normally can carry out machining spiral groove.When the maximum position travel switch on the proximity switch being arranged on main shaft 2-3 end and traverse feed track 4-1 senses that Excircle machining knife rest or machining spiral groove knife rest move to the position that rice-milling roller machines, just by signal transmission to electric control box 6, by electric control box 6 control system control institute sense knife rest cutterhead control motor and traverse feed servomotor 7 quit work.
In the utility model, tailstock controls the opening and closing of motor 3-3 is also controlled by electric control box, the clamping of described thimble seat 3-1 can be controlled automatically by electric control box, sensor can be provided with in the clamping face of thimble seat 3-1 and main shaft during automatic control, the signal output part of sensor is connected with the signal input part of electric control box, after thimble seat 3-1 clamps, automatically control tailstock by control cabinet again control motor 3-3 stop motion, also manual locking mechanism can be provided with on thimble seat guide rail 3-2, after thimble seat 3-1 locks main shaft 2-2, manually close the motion of servomotor 3-3, and locked by retaining mechanism.
As shown in Figure 7 to 10, described sand roller Excircle machining knife rest and sand roller machining spiral groove knife rest include bed slide 5-1, knife rest riser 5-2, cutter axis 5-3, cutterhead control motor 5-4 and V belt wheel drive mechanism 5-5, described knife rest riser 5-2 is perpendicular on rear side of bed slide 5-1, and form with bed slide 5-1 the bracing frame that side is L-type, four T-shaped screw lock are passed through on bed slide 5-1 in the bottom of knife rest riser 5-2, by rotating centered by positioning rotating shaft 5-15, cutterhead and whole tool-post structure angle in the horizontal direction can be regulated, before the side, front and back of knife rest riser 5-2 is arranged with, rear lifter plate 5-6, 5-7, elevating screw 5-10 is vertically provided with in knife rest riser 5-2, the longitudinal central axis line that elevating screw 5-10 is arranged on knife rest riser 5-2 is capable, in the front and rear panel face of knife rest riser 5-2, the positional symmetry of corresponding elevating screw 5-10 offers vertical chute 5-11, elevating screw 5-10 is arranged with lifting nut 5-12, the side, front and back of lifting nut 5-12 is provided with connecting axle, and front, the connecting axle of rear side passes corresponding vertical chute 5-11 respectively with front, rear lifter plate 5-6, 5-7 connects, under the effect of elevating screw 5-5 and lifting nut 5-12, front, rear lifter plate 5-6, 5-7 can move up and down, before making along knife rest riser 5-2, rear lifter plate 5-6, it is more fastening that 5-7 is connected with knife rest riser 5-2, vertically offers bar shaped screw 5-13 respectively, front at knife rest riser 5-2 near the position on both sides, rear lifter plate 5-6, the position of the corner corresponding bar shaped screw 5-2 of 5-7 is provided with fastening bolt, can by fastening bolt by front, rear lifter plate 5-6, 5-7 and knife rest riser 5-2 locks.Described cutter axis 5-3 is connected with rear lifter plate 5-7 by cutterhead axle bed 5-8, cutterhead is controlled motor 5-4 and is connected with front lifter plate 5-6 by motor seat board 5-9, motor seat board 5-9 and cutterhead axle bed 5-8 is fixed on forward and backward lifter plate 5-6,5-7 respectively by four T-shaped screws, T-shaped screw is cross section is T-shaped screw, its screw slots are circular, so unclamp the nut of four T-shaped screws of cutterhead axle bed 5-8 and motor seat board 5-9, cutterhead axle bed 10 along lifting seat board 15 circular-rotation, can regulate the angle of cutterhead and control motor vertical direction; The clutch end that described cutterhead controls motor 5-4 is in transmission connection by the control end of V belt wheel drive mechanism 5-5 and cutter axis 5-3, motor is passed through four bolt-lockings on motor seat board 5-9, regulate the degree of tightness of V belt between four adjustable motors of bolt and cutter shaft;
As shown in Figure 7 and Figure 8, Excircle machining cutterhead 11 and machining spiral groove cutterhead 12 is respectively equipped with at the other end of the cutter axis 5-3 of sand roller Excircle machining knife rest and sand roller machining spiral groove knife rest, described Excircle machining cutterhead 11 and machining spiral groove cutterhead 12 are arranged on the left front end of cutter axis 5-3 respectively, by two packing rings and screw in compression; Cutter axis 5-3 is arranged in cutterhead axle bed 5-8 by front and back bearings, and there is gland front and back its axial restraint; V belt wheel drive mechanism 5-5 is arranged on the rear end of cutter axis 5-3.As is illustrated by figs. 11 and 12, described Excircle machining cutterhead 11 is made up of Excircle machining disk body 11-1 and multiple watts of shape cutter head 11-2 being equally distributed on Excircle machining disk body edge ringwise; Excircle machining disk body 11-1 is processed from strand by material Q235A, diameter 430mm, outer edge height 70mm, aperture 40mm; Periphery is uniformly distributed 28 watts of shape cutter head 11-2, watt shape cutter head 11-2 is made up of ultrahard diamond material, length adds 40mm by two joint 30mm and connects that to be combined into 70mm be a slice, width 40mm, thickness 10mm, totally 28, pass through high-frequency welding, be evenly distributed on the outer round surface of Excircle machining disk body 11-1, between two panels, leave the gap of 5 ~ 10mm, be convenient to ash discharge dirt, heat radiation.
As shown in Figure 13 and Figure 14, described machining spiral groove cutterhead 12 is made up of machining spiral groove disk body 12-1 and the L-type cutter head 12-2 that is equally distributed on machining spiral groove disk body edge ringwise, and the spacing between every two L-type cutter head 12-2 is 8-12mm; The diameter 300mm of machining spiral groove cutterhead 12, outer edge height 55mm, aperture 40mm.Machining spiral groove disk body 12-1 is processed from strand by material Q235A, and periphery is uniformly distributed 30 L-type cutter head 12-2, L shape cutter head, 12-2 is made up of ultrahard diamond material, long edge lengths 55mm, bond length 20mm, long limit and minor face form the cutting edge that two are mutually 90 degree of angles; Cutter head length limit sectional dimension is 10 × 10mm.By high-frequency welding, 30 L-type cutter head 12-2 are evenly distributed on cylindrical and a side surface of disk body, be provided with the gap of about 10mm, be convenient to ash discharge dirt, heat radiation between two L-type cutter head 12-2.
During utility model works, the power switch first closed on electric control box 6 and control panel, allows whole lathe obtain electric.According to the requirement of work pieces process drawing, on adjustment Excircle machining knife rest and machining spiral groove knife rest, the center of two cutterheads is high and at the best angle of level and vertical both direction, all nuts unclamped on locking knife rest.By rice-milling roller 13 to be processed, by different sand roller granularity requirements, by different orders, be installed on work spindle 2-3 often save sand roller successively a work spindle 2-3 installs one group of complete rice-milling roller, on work spindle 2-3, before and after sand roller, respectively put a clamping and positioning liner plate or lining.The tailstock started on control panel controls motor 3-3 button, thimble seat 3-1 is moved along thimble seat track 3-2, and is clamped by rice-milling roller 13, closes tailstock and controls motor 3-3.According to the drawing requirement of processing work rice-milling roller 13, carry out numerical control programming on the control panel by electric control box 6.Start the button at zero point on control panel, allow the work spindle 2-2 of main spindle box and the displacement transducer position of traverse feed and two length feeds get back to zero point, namely the back to zero operation of lathe.Take off the manual operator on control panel, carry out lathe tool setting, allow Excircle machining cutterhead 11 and machining spiral groove cutterhead 12, the cylindrical of opposite piece rice-milling roller 13, end face and circumferentially find 6 optimal parameters, the namely parameter value of machine tool chief axis, traverse feed and two length feed relative zero coordinates.By the parameter value obtained, be input in system program by panel and preserve.Select the procedure finished, start and automatically process button, lathe starts automatic processing, whole process comprises cylindrical and helicla flute all machines successively, after procedure completes, spindle servo electric machine 2-1, traverse feed servomotor 7 and length feed servomotor 9 all shut down, and start tailstock and control motor 3-3, thimble seat 3-1 moves backward along thimble seat track 3-2, unclamps the workpiece rice-milling roller 13 of clamping.
Whole control flow of the present utility model as shown in figure 15, in the electric control system of lathe, after system starts, electric control system entirety carries out self-inspection, before part processing, need to carry out parameters input according to parts machining process, then cyclic process is started, enter automatic processing, in automatic process, first carry out all Parameters of The Parts of processing that needs carry out computing and store, then start to enter processing link, processing is divided into following several stages: be installed to by rice-milling roller 13 on main shaft 2-3, start all ancillary equipment by fixing for rice-milling roller 13 clamping, start Excircle machining cutterhead control Electric Machine Control Excircle machining cutterhead 11 to work, start spindle servo electric machine 2-1 control main shaft 2-3 to start to rotate, the length feed servomotor 9 starting traverse feed servomotor 7 and installation Excircle machining cutterhead drives traverse feed leading screw 8 and length feed leading screw 10 feed at a slow speed, the feed of Excircle machining knife rest is completed according to designing requirement, this length feed leading screw 10 stops feed afterwards, traverse feed servomotor 7 controls Excircle machining cutterhead 11 transverse shifting, in the process of movement, cylindrical cutter dish controls the quick cylindricalo grinding of Electric Machine Control Excircle machining cutterhead 11, when Excircle machining cutterhead 11 moves to rice-milling roller junction, traverse feed servomotor 7 controls traverse feed leading screw 8 and slows down, continue mobile and quick cylindricalo grinding afterwards, after cylindricalo grinding is complete, the sensor being arranged on main shaft end just by signal transmission to control system, stopped by control system control traverse feed servomotor 7 and main shaft 2-3, length feed servomotor 9 withdrawing of Excircle machining cutterhead place track, switch to machining spiral groove, when starting machining spiral groove, start the control motor of machining spiral groove cutterhead, control system controls spindle servo electric machine, the length feed servomotor interlock low speed screw groove grinding feed of traverse feed motor and helicla flute cutterhead place track, after completing according to designing requirement feed, the servo longitudinal motor that helicla flute adds knife rest place stops feed, the traverse feed servomotor rapid feed simultaneously machining spiral groove cutterhead processing sand roller that works on carries out spiral fluted grinding, when machining spiral groove knife rest is fed into the junction of processing sand roller, traverse feed is slowed down, continue afterwards to accelerate feeding, carry out machining spiral groove simultaneously, be worked into workpiece tail end and carry out chamfered by traverse feed leading screw and the grinding of length feed lead screw linkage low speed screw groove, chamfered completes, withdrawing is to desired location, main shaft, traverse feed leading screw and two length feed leading screws are retracted into desired location and wait for material loading and carry out next part processing.Treat that all work pieces process terminate, main shaft, traverse feed leading screw and two length feed leading screws return desired location, stop the work of Excircle machining cutterhead and machining spiral groove cutterhead, stop all ancillary equipment to shut down simultaneously.
Claims (10)
1. a rice-milling roller cylindrical, the dual-purpose numerical control machine tool of helicla flute, comprise support (1), be arranged on the spindle box part (2) on support, tailstock parts (3), blade carrier component (5) and infeed mean (4), it is characterized in that: described spindle box part (2) comprises spindle servo electric machine (2-1), main spindle box body (2-2), main shaft (2-3) and the transmission mechanism (2-4) being connected spindle servo electric machine and main shaft, main spindle box body (2-2) is arranged on one end of support (1), tailstock parts (3) are arranged on the other end of work spindle (2-3), described blade carrier component (5) is made up of sand roller Excircle machining knife rest and sand roller machining spiral groove knife rest, described infeed mean (4) is by traverse feed track (4-1), slide unit (4-2) and two length feed tracks (4-3) composition, traverse feed track (4-1) is horizontally set on support (1), and with main spindle box body (2-2), the axis parallel at work spindle (2-3) and tailstock parts (3) place, slide unit (4-2) and traverse feed track (4-1) are slidably connected, and horizontally slip on traverse feed track (4-1), two length feed tracks (4-3) are set in parallel on slide unit (4-2), and it is vertical with traverse feed track (4-1), described sand roller Excircle machining knife rest and sand roller machining spiral groove knife rest are arranged on two length feed tracks (4-3) respectively, and upper movable at two length feed tracks (4-3).
2. rice-milling roller cylindrical according to claim 1, the dual-purpose numerical control machine tool of helicla flute, it is characterized in that: this machining tool also comprises electric control box (6), position back to zero switch and maximum position travel switch is respectively equipped with at the track two ends of traverse feed track (4-1) and two length feed tracks (4-3), proximity switch is provided with at the end of main shaft (2-3), traverse feed track (4-1), position back to zero switch on two length feed tracks (4-3) is connected with the signal input part of electric control box (6) respectively with the proximity switch signal output part of maximum position travel switch and main shaft end, the signal output part of electric control box (6) respectively with traverse feed servomotor (7), length feed servomotor (9) is connected with the signal output part of spindle servo electric machine (2-1).
3. rice-milling roller cylindrical according to claim 1 and 2, the dual-purpose numerical control machine tool of helicla flute, it is characterized in that: described sand roller Excircle machining knife rest and sand roller machining spiral groove knife rest include bed slide (5-1), knife rest riser (5-2), cutter axis (5-3), cutterhead controls motor (5-4) and V belt wheel drive mechanism (5-5), described knife rest riser (5-2) is perpendicular to bed slide (5-1) rear side, and form with bed slide (5-1) bracing frame that side is L-type, before the side, front and back of knife rest riser (5-2) is arranged with, rear lifter plate (5-6, 5-7), elevating screw (5-10) is vertically provided with in knife rest riser (5-2), in the front and rear panel face of knife rest riser (5-2), the positional symmetry of corresponding elevating screw (5-10) offers vertical chute (5-11), elevating screw (5-10) is arranged with lifting nut (5-12), the side, front and back of lifting nut (5-12) is provided with connecting axle, and it is front, the connecting axle of rear side passes corresponding vertical chute (5-11) respectively with front, rear lifter plate (5-6, 5-7) connect, described cutter axis (5-3) is connected with rear lifter plate (5-7) by cutterhead axle bed (5-8), cutterhead is controlled motor (5-4) and is connected with front lifter plate (5-6) by motor seat board (5-9), and the clutch end that cutterhead controls motor (5-4) is in transmission connection by the control end of V belt wheel drive mechanism (5-5) with cutter axis (5-3), Excircle machining cutterhead (11) and machining spiral groove cutterhead (12) is respectively equipped with at the other end of the cutter axis (5-3) of sand roller Excircle machining knife rest and sand roller machining spiral groove knife rest.
4. rice-milling roller cylindrical according to claim 1 and 2, the dual-purpose numerical control machine tool of helicla flute, it is characterized in that: the length of described work spindle (2-3) is 1-1.5m, and the speed of mainshaft that spindle servo electric machine (2-1) drives is 0-300 rev/min.
5. rice-milling roller cylindrical according to claim 1 and 2, the dual-purpose numerical control machine tool of helicla flute, it is characterized in that: described transmission mechanism (2-4) comprises main shaft reductor (2-5) and synchronous cog belt (2-6), and spindle servo electric machine (2-1) is connected with spindle drive with synchronous cog belt (2-6) by main shaft reductor (2-5).
6. rice-milling roller cylindrical according to claim 2, the dual-purpose numerical control machine tool of helicla flute, it is characterized in that: described tailstock parts (3) are by thimble seat (3-1), thimble seat guide rail (3-2), tailstock controls motor (3-3) and pulley transmission mechanism (3-4) composition, thimble seat (3-1) is connected with thimble seat guide rail (3-2) by leading screw, tailstock is controlled motor (3-3) and is connected by the leading screw of pulley transmission mechanism (3-4) with connecting ejector pin seat (3-1) and thimble seat guide rail (3-2), and control thimble seat (3-1) and move left and right on thimble seat guide rail (3-2), the control end that described tailstock controls motor (3-3) is connected with the signal output part of electric control box.
7. rice-milling roller cylindrical according to claim 2, the dual-purpose numerical control machine tool of helicla flute, it is characterized in that: slide unit (4-2) is connected with traverse feed track (4-1) and two length feed tracks (4-3) respectively by ball screw assembly, with two processing knife rests, traverse feed servomotor (7) is provided with in one end of traverse feed track (4-1), traverse feed servomotor (7) is connected with the traverse feed leading screw (8) be arranged in traverse feed track (4-1) with shaft coupling by reductor, slide unit (4-2) is connected with the matching nut of traverse feed leading screw (8), length feed servomotor (9) is respectively equipped with in one end of two length feed tracks (4-3), each length feed servomotor (9) is connected with the length feed leading screw (10) be arranged in each length feed track (4-3) with shaft coupling by reductor, and sand roller Excircle machining knife rest is connected with the matching nut of two length feed leading screws (10) respectively with sand roller machining spiral groove knife rest, the signal output part of described electric control box (6) is connected with the control end of traverse feed servomotor (7) and two servo longitudinal motors (9) respectively.
8. rice-milling roller cylindrical according to claim 3, the dual-purpose numerical control machine tool of helicla flute, it is characterized in that: described motor seat board (5-9) and cutterhead axle bed (5-8) are fixed on forward and backward lifter plate (5-6,5-7) respectively by four T-shaped screws, and motor seat board (5-9) and cutterhead axle bed (5-8) rotate the angle regulating cutterhead and cutterhead to control motor vertical direction respectively along forward and backward lifter plate (5-6,5-7) when unclamping four T-shaped screw (5-14); Described knife rest riser (5-2) is connected with bed slide (5-1) by base plate, positioning rotating shaft (5-15) is provided with in the base plate center of knife rest riser, the base plate of knife rest riser is connected with bed slide (5-1) by positioning rotating shaft (5-15), also T-shaped screw is provided with in base plate four bights of knife rest riser, and locked by four T-shaped screws and bed slide (5-1), can rotate along positioning rotating shaft (5-15) four T-shaped screw releasing orientation lower slides riser (5-2) and regulate tool-post structure angle in the horizontal direction.
9. rice-milling roller cylindrical according to claim 3, the dual-purpose numerical control machine tool of helicla flute, it is characterized in that: described elevating screw (5-10) is arranged on the vertical axis of knife rest riser (5-2), vertical chute (5-11) correspondence is opened on the vertical axis of knife rest riser (5-2), bar shaped screw (5-13) is vertically offered respectively near the position on both sides at knife rest riser (5-2), front, rear lifter plate (5-6, the position of corresponding bar shaped screw (5-2) in corner 5-7) is provided with fastening bolt, and by fastening bolt by front, rear lifter plate (5-6, 5-7) lock with knife rest riser (5-2).
10. rice-milling roller cylindrical according to claim 3, the dual-purpose numerical control machine tool of helicla flute, it is characterized in that: described Excircle machining cutterhead (11) is made up of Excircle machining disk body (11-1) and multiple watts of shape cutter heads (11-2) being equally distributed on Excircle machining disk body edge ringwise, and the spacing between every two watts of shape cutter heads (11-2) is 5 ~ 10mm; Described machining spiral groove cutterhead (12) is made up of machining spiral groove disk body (12-1) and the L-type cutter head (12-2) that is equally distributed on machining spiral groove disk body edge ringwise, and the spacing between every two L-type cutter heads (12-2) is 8-12mm; Described watt of shape cutter head (11-2) and L-type cutter head (12-2) are made up of diamond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520043671.6U CN204397462U (en) | 2015-01-22 | 2015-01-22 | The dual-purpose numerical control machine tool of rice-milling roller cylindrical, helicla flute |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520043671.6U CN204397462U (en) | 2015-01-22 | 2015-01-22 | The dual-purpose numerical control machine tool of rice-milling roller cylindrical, helicla flute |
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| CN204397462U true CN204397462U (en) | 2015-06-17 |
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| CN201520043671.6U Withdrawn - After Issue CN204397462U (en) | 2015-01-22 | 2015-01-22 | The dual-purpose numerical control machine tool of rice-milling roller cylindrical, helicla flute |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589124A (en) * | 2015-01-22 | 2015-05-06 | 湖北省鄂州市天元砂辊有限责任公司 | Dual-purpose numerical control processing machine tool for outer circle and spiral slot of rice-milling sand roller |
| CN105058160A (en) * | 2015-09-02 | 2015-11-18 | 芜湖日升重型机床有限公司 | Control system of numerical control machine tool |
-
2015
- 2015-01-22 CN CN201520043671.6U patent/CN204397462U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589124A (en) * | 2015-01-22 | 2015-05-06 | 湖北省鄂州市天元砂辊有限责任公司 | Dual-purpose numerical control processing machine tool for outer circle and spiral slot of rice-milling sand roller |
| CN104589124B (en) * | 2015-01-22 | 2016-10-26 | 湖北省鄂州市天元砂辊有限责任公司 | A kind of rice-milling roller cylindrical, the dual-purpose numerical control machine tool of helicla flute |
| CN105058160A (en) * | 2015-09-02 | 2015-11-18 | 芜湖日升重型机床有限公司 | Control system of numerical control machine tool |
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