CN102366845B - Gear processing machine - Google Patents
Gear processing machine Download PDFInfo
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- CN102366845B CN102366845B CN2011103086513A CN201110308651A CN102366845B CN 102366845 B CN102366845 B CN 102366845B CN 2011103086513 A CN2011103086513 A CN 2011103086513A CN 201110308651 A CN201110308651 A CN 201110308651A CN 102366845 B CN102366845 B CN 102366845B
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Abstract
The invention belongs to the technical field of machinery and provides a gear processing machine. The gear processing machine comprises a lathe bed, a left upright and a right upright which are arranged on the lathe bed, as well as a working platform which can rotate, wherein the lathe bed is provided with a transverse moving device which drives the working platform to move, the left upright is provided with a locating device matched with the working platform, the right upright is respectively provided with a cutter rolling device which drives a cutter to act and a three-direction moving device which drives the cutter rolling device to move along an up-down direction, an in-out direction and a rotating direction, each device is provided with a driving mechanism which drives the device to operate, and the cutter is driven to rotate by virtue of a rolling device. The gear processing machine provided by the invention has the advantages that all the devices work together to complete gear machining, rotating speed of the cutter is improved, and the whole processing machine operates stably, safely and reliably, thus processing accuracy of a gear can be improved, layout of the components is compact, and defects in the prior art are overcome.
Description
Technical field
The invention belongs to field of mechanical technique, relate to a kind of gear-shaping machine.
Background technology
In engineering goods, the product of gear class has accounted for major part, all generally to fix cutter by tool driving device in gear-shaping machine, workpiece to be processed is placed on workbench, by positioner, locate gear, after worktable rotary, then pass through to control the X of rotary cutter, Y, Z, A, B, the workpiece of the three-dimensionals such as C and rotation is intermeshing make cutter on the axle of workpiece reciprocating by Workpiece shaping needed gear shape, existing gear-shaping machine is due to design problem on structure, the main this mode that is slidably matched that adopts between main shaft and bearing, rotating speed when main shaft band cutter rotates can only reach 70 m/mins of effects like this, limited like this scope of application of processing machine, and machine work less stable, machining accuracy and the operating efficiency of gear have been affected.
Summary of the invention
Technical problem to be solved by this invention is the present situation for prior art, and a kind of Gear Processing precision that can improve is provided, and the machine work stability and safety is reliable, the gear-shaping machine of high efficiency.
The present invention solves the problems of the technologies described above the technical scheme adopted: a kind of gear-shaping machine, comprise lathe bed and be arranged on the left column on lathe bed, right column and the workbench that can rotate, it is characterized in that, on described lathe bed, be provided with the horizontal mobile device that drives working table movement, on left column, be provided with the positioner matched with workbench, on right column, be respectively arranged with the cutter tourelle that drives cutter work and be with the cutter tourelle along the vertical direction, the three-dimensional mobile device of inward-outward direction and direction of rotation motion, at horizontal mobile device, workbench, on tourelle and three-dimensional mobile device, be respectively arranged with four driving mechanisms that drive its work, cutter is by the tourelle driven rotary, gear to be processed is positioned on workbench by positioner and passes through worktable rotary, through horizontal mobile device, be sent to the cutter place, cutter is adjusted direction through the three-dimensional mobile device the outer flank of tooth of gear is processed.
The measure of taking for the optimization such scheme specifically comprises:
In above-mentioned a kind of gear-shaping machine, described horizontal mobile device comprises the guide rail be arranged on lathe bed, the slide block slided along guide rail under the first driving mechanism drives also is installed on described lathe bed, workbench drives by slide block, the first driving mechanism that drives horizontal mobile device work comprises the first screw mandrel, holder and the first motor, described slide block set is located on the first screw mandrel one end and with the first screw mandrel and is meshed, and the other end of the first screw mandrel is located in holder and is connected with the output shaft of the first motor; Between the front portion of holder and the first screw mandrel, plane bearing is installed, between the middle part of holder and the first screw mandrel, be provided with many group deep groove ball bearings, at deep groove ball bearing along on the axial direction of the first screw mandrel, being provided be used to regulating the locking nut of deep groove ball bearing gap.
Here by the first motor, driving the first screw mandrel rotates, after rotating, the first screw mandrel make slide block with its engagement along the guide rail transverse shifting, after being fixed on slide block, workbench just can drive the workbench transverse shifting, by locking nut, regulate in addition the elasticity of deep groove ball bearing gap, just can well control the caused problem of temperature, thereby guarantee the even running of the first screw mandrel, improved machining accuracy and the efficiency of gear.
In above-mentioned a kind of gear-shaping machine, described workbench comprises fixed station and revolution working body, described revolution working body is comprised of the revolution table top body and the revolving body that are mutually permanently connected, revolving body is arranged in fixed station, the second driving mechanism is arranged on the fixed station bottom and with revolving body, is connected and drives revolving body and rotates, the revolving body bearing is set between fixed station top and revolving body, between fixed station bottom and revolving body, be provided with taper roll bearing, revolving body bearing place between described revolving body and fixed station top also is provided with locking nut, taper roll bearing place between fixed station bottom and revolving body also is provided with locking nut, between described revolution table top body and fixed station, be provided with plane bearing, the second driving mechanism that drives workbench work comprises the second motor, and reductor, reductor is connected with the second motor, the output shaft of reductor is that interference fit is connected with revolving body, the second motor drives the rotation of revolution working body after reductor slows down the increase moment of torsion.
By being set, the revolving body bearing bears radial load, by being set, taper roll bearing bears axial load, adopting two kinds of bearing combinations to install beats main shaft in very little scope, guarantee the reliable High Rotation Speed of revolving body, make whole workbench guarantee that rotating speed is high, high moment of torsion, make the revolution table top body of revolving body rotate around fixed station by plane bearing, guarantees even running; Locking nut can be regulated the elasticity of revolving body bearing gap and the elasticity of regulating taper roll bearing by locking nut, just can well control the caused problem of temperature, thereby guarantee the even running of main shaft, improved machining accuracy and the efficiency of gear.
In above-mentioned a kind of gear-shaping machine, described positioner comprises tailstock, location thimble and cylinder, described tailstock is arranged on left column, and can move up and down under the drive of cylinder, on left column, be provided with sleeve, the location thimble is arranged on tailstock by sleeve and is relative with workbench, after gear to be processed is placed on workbench, actuating unit drive tailstock moves and makes the location thimble that gear is positioned on workbench, in left column, also be provided with pulley, on pulley, be provided with balancing weight.
Here gear to be processed is to be located on gear by suitable fixture, then an end of fixture is inserted on workbench, the fixture other end just positions by the location thimble, workbench produces and rotates the outer flank of tooth that rotates and pass through the tool sharpening gear with this driven gear like this, machining accuracy and the efficiency of gear have been guaranteed, it is because tailstock has certain gravity that balancing weight is set, and makes tailstock guarantee the two ends balance by balancing weight, is more conducive to the tailstock even running.
In above-mentioned a kind of gear-shaping machine, described cutter tourelle comprises tool driving mechanism, this lead agency comprises tool rest and main shaft, described main shaft is arranged in tool rest, lead agency drives main shaft and rotates, between leading section in tool rest and main shaft, be provided with and be many groups angular contact bearing of arranging shape, contacting between angular contact bearing and main shaft is angular contact, on the axial direction of angular contact bearing edge main shaft, be provided be used to regulating the locking nut of angular contact bearing gap, between rearward end in tool rest and main shaft, be provided with cylinder roller bearing, the 3rd driving mechanism that drives tool driving mechanism comprises fixed head, the 3rd motor, upper belt-wheel and lower belt wheel, described fixed head is arranged between the 3rd motor and main shaft, upper belt-wheel and motor output shaft are connected to a fixed, lower belt wheel and main shaft are connected to a fixed, between fixed head and main shaft, be provided with radial ball bearing, between fixed head and motor output shaft, also be provided with radial ball bearing, described the 3rd electric machine rotation drives the upper belt-wheel rotation, upper belt-wheel drives lower belt wheel rotation and then drives main shaft and rotates in tool rest.
Here by being set, cylinder roller bearing bears radial load, by being set, angular contact bearing bears axial load, and with between main shaft, coordinates for rolling, adopts two kinds of bearings combination installations that main shaft is beated in very little scope, the reliable High Rotation Speed of assurance main shaft, main shaft can produce very large caloric value when High Rotation Speed simultaneously, can cause Bearing Temperature, produce distortion, and the bearing after distortion has directly changed the pretension situation of bearing, the stiffness characteristics of bearing and the assembly quality of main shaft and other parts have been affected, when serious, can make bearing damage, power transmission accuracy and utilization rate meeting variation, in existing, do not have corresponding structure to adjust in good time, here by locking nut, regulate the elasticity of angular contact bearing gap, just can well control the caused problem of temperature, thereby guarantee the even running of main shaft, machining accuracy and the efficiency of gear have been improved, after by belt, connecting upper belt-wheel and lower belt wheel, in order to guarantee High Rotation Speed, need to guarantee certain expanding force in the radial direction, here by relying on two radial ball bearings to support carrying in the radial direction power, thereby guarantee the High Rotation Speed of main shaft.
In above-mentioned a kind of gear-shaping machine, described cutter tourelle comprises the cutter fixed mechanism, the cutter fixed mechanism comprises tool rest, the first sleeve, the second sleeve, main shaft and motor, described the first sleeve is arranged in tool rest, the second sleeve is arranged in the right output port place of the first sleeve, toolframe is located between the second sleeve and main shaft and by main shaft and drives and rotate, between the middle part of described the first sleeve and tool rest, be provided with a plurality of taper roll bearings, on the first sleeve, also be provided be used to making the first sleeve keep the spring leaf of tensioner state.
Here main shaft drives the first sleeve and can produce very large caloric value when High Rotation Speed, can cause thermal expansion, like this first sleeve inner components is coordinated each other not tight, power transmission accuracy and utilization rate meeting variation, the present invention makes can keep certain tensioner degree between each parts by spring leaf just, caused problem in the time of just can fine solution High Rotation Speed, rotary speed is being improved to 1～2 grade, the even running that also can guarantee, improved machining accuracy and the efficiency of gear
In above-mentioned a kind of gear-shaping machine, the right-hand member actinal surface of described the first sleeve is the scalene cone that outer imperial palace is little, and the second sleeve is arranged on this scalene cone place.Here the right-hand member actinal surface of the first sleeve being arranged to scalene cone and coordinating with the second sleeve, is in order to guarantee High Rotation Speed.
In above-mentioned a kind of gear-shaping machine, described three-dimensional mobile device includes the first slide plate, guide rail, the second screw mandrel, holder, the 4th motor and the first nut seat, described guide rails assembling is on the longitudinal direction along right column, the first slide plate is fixedly connected with the first nut seat, described the first nut seat is located at the second screw mandrel middle part above and is meshed with the second screw mandrel, the upper end of the second screw mandrel is fixedly connected with the output shaft of the 4th motor, the bottom of the second screw mandrel is located in holder, between the top of holder and the second screw mandrel, plane bearing is installed, between the inside of holder and the second screw mandrel, be provided with many group deep groove ball bearings, at deep groove ball bearing along on the axial direction of the second screw mandrel, being provided be used to regulating the locking nut of deep groove ball bearing gap.
In above-mentioned a kind of gear-shaping machine, described three-dimensional mobile device also includes the 3rd screw mandrel, the 5th motor and the second nut seat, the second slide plate is fixedly connected with the second nut seat, tool rest on cutter holder is arranged on the second slide plate, described the second nut seat is located on the 3rd screw mandrel left part and with the 3rd screw mandrel and is meshed, the right part of the 3rd screw mandrel is fixedly connected with the output shaft of the 5th motor, and the inner of tool rest and the 3rd screw mandrel and place, outer end are provided with plane bearing; Described three-dimensional mobile device also includes worm gear and worm screw, described worm gear is meshed with worm screw and drives the second slide plate rotation, between worm gear and the second slide plate, packing ring is set, steel bushing also is installed on worm screw, between steel bushing and worm screw, plane bearing is installed, between described plane bearing and worm screw, be matched in clearance, and worm gear and the second slide plate being also matched in clearance, is interference fit between worm screw and 4 wheel driven actuation mechanism.
Compared with prior art, the invention has the advantages that whole gear-shaping machine adopts numerical control linked Shaft and NC Machining Test, main shaft adopts the gapless support motion, guide rail adopts big bear power, the guide rail that transmission accuracy is high, and taked good thermal balance measure, guaranteed machining accuracy, make the standby sufficient rigidity of machining machine and tool and lasting accuracy, can meet maximum high efficiency to 3 gears, the processing of high accuracy gear cutting machine, with the conventional tooth turbine, compare efficiency and improve 4～5 times, and whole gear-shaping machine working stability is safe and reliable, be conducive to improve the machining accuracy of gear, and compact in design between parts, overcome defect of the prior art.
The accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of this gear-shaping machine.
Fig. 2 is the horizontal mobile device structural representation in Fig. 1;
Fig. 3 is the structural representation of the workbench in Fig. 1;
Fig. 4 is the positioning device structure schematic diagram in Fig. 1;
Fig. 5 is the tool driving mechanism structure schematic diagram in the cutter tourelle in Fig. 1;
Fig. 6 is the cutter fixed mechanism structural representation in the cutter tourelle in Fig. 1;
Fig. 7 is the structural representation installed along the vertical direction in the three-dimensional mobile device in Fig. 1;
Fig. 8 is along inward-outward direction apparatus structure schematic diagram in the three-dimensional mobile device in Fig. 1;
Fig. 9 is along direction of rotation apparatus structure schematic diagram in the three-dimensional mobile device in Fig. 1.
The specific embodiment
Be below specific embodiments of the invention by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
In figure, lathe bed 1; Left column 2; Right column 3; Workbench 4; Horizontal mobile device 5; Positioner 6; Cutter tourelle 7; Three-dimensional mobile device 8; Driving mechanism 9-1 is to 9-4; Guide rail 10-1 is to 10-2; Slide block 11; Screw mandrel 12-1 is to 12-3; Holder 13-1 is to 13-2; Motor 14-1 is to 14-5; Plane bearing 15-1 is to 15-5; Deep groove ball bearing 16-1 is to 16-2; Locking nut 17-1 is to 17-5; Tailstock 18; Location thimble 19; Cylinder 20; Sleeve 21; Pulley 22; Balancing weight 23; Fixed station 24; Revolution working body 25; Revolution table top body 26; Revolving body 27; The bearing 28 of turning; Taper roll bearing 29-1 is to 29-2; Steel bushing 30; Reductor 31; Tool rest 32; Main shaft 33; Angular contact bearing 34; Cylinder roller bearing 35; Fixed head 36; Upper belt-wheel 37; Lower belt wheel 38; Radial ball bearing 39; The first sleeve 40; The second sleeve 41; Spring leaf 42; Slide plate 43-1 is to 43-2; Nut seat 44-1 is to 44-2; Worm gear 45; Worm screw 46; Packing ring 47.
As shown in Figure 1, this gear-shaping machine, comprise lathe bed 1 and be arranged on left column 2, right column 3, the workbench 4 that can rotate, positioner 6, horizontal mobile device 5, cutter tourelle 7, three-dimensional mobile device 8 and four driving mechanism 9-1 on lathe bed 1 to 9-4, whole gear-shaping machine is equipped with numerical control operating interface and programming special-purpose software, as long as add the basic parameter of inserting gear man-hour, just can automatically control each device Gear Processing that cooperatively interacted.
On lathe bed 1, be provided with the horizontal mobile device 5 that drives workbench 4 motions, horizontal mobile device 5 comprises the guide rail 10-1 be arranged on lathe bed 1, the slide block 11 slided along guide rail 10-1 under the first driving mechanism 9-1 drives also is installed on lathe bed 1, workbench 4 drives by slide block 11, the the first driving mechanism 9-1 that drives horizontal mobile device 5 work comprises the first screw mandrel 12-1, holder 13-1 and the first motor 14-1, slide block 11 is set on the first screw mandrel 12-1 mono-end and with the first screw mandrel 12-1 and is meshed, and the other end of the first screw mandrel 12-1 is located in holder 13-1 and is connected with the output shaft of the first motor 14-1, between the front portion of holder 13-1 and the first screw mandrel 12-1, plane bearing 15-1 is installed, between the middle part of holder 13-1 and the first screw mandrel 12-1, be provided with many group deep groove ball bearing 16-1, at deep groove ball bearing 16-1 along on the axial direction of the first screw mandrel 12-1, being provided be used to regulating the locking nut 17-1 of deep groove ball bearing 16-1 gap, here by the first motor 14-1, driving the first screw mandrel 12-1 rotates, after rotating, the first screw mandrel 12-1 make slide block 11 with its engagement along guide rail 10-1 transverse shifting, after being fixed on slide block 11, workbench 4 just can drive workbench 4 transverse shiftings, by locking nut 17-1, regulate in addition the elasticity of deep groove ball bearing 16-1 gap, just can well control the caused problem of temperature, thereby guarantee the even running of the first screw mandrel 12-1, machining accuracy and the efficiency of gear have been improved.
On left column 2, be provided with the positioner 6 matched with workbench 4, positioner 6 comprises tailstock 18, location thimble 19 and cylinder 20, tailstock 18 is arranged on left column 2, and can move up and down under the drive of cylinder 20, on left column 2, be provided with sleeve 21, location thimble 19 is arranged on tailstock 18 by sleeve 21 and is relative with workbench 4, after gear to be processed is placed on workbench 4, actuating unit drive tailstock 18 moves and makes location thimble 19 that gear is positioned on workbench 4, in left column 2, also be provided with pulley 22, on pulley 22, be provided with balancing weight 23, here gear to be processed is to be located on gear by suitable fixture, then an end of fixture is inserted on workbench 4, the fixture other end just positions by location thimble 19, workbench 4 produces and rotates the outer flank of tooth that rotates and pass through the tool sharpening gear with this driven gear like this, machining accuracy and the efficiency of gear have been guaranteed, it is because tailstock 18 has certain gravity that balancing weight 23 is set, by balancing weight 23, make tailstock 18 guarantee the two ends balance, be more conducive to tailstock 18 even runnings.
Workbench 4 comprises fixed station 24 and revolution working body 25, revolution working body 25 is comprised of the revolution table top body 26 and the revolving body 27 that are mutually permanently connected, revolving body 27 is arranged in fixed station 24, the second driving mechanism 9-2 is arranged on fixed station 24 bottoms and with revolving body 27, is connected and drives revolving body 27 and rotates, between fixed station 24 tops and revolving body 27, revolving body bearing 28 is set, between fixed station 24 bottoms and revolving body 27, be provided with taper roll bearing 29-1, revolving body bearing 28 places between fixed station 24 tops and revolving body 27 also are provided with locking nut 17-2, taper roll bearing 29-1 place between fixed station 24 bottoms and revolving body 27 also is provided with locking nut 17-3, between revolution table top body 26 and fixed station 24, be provided with plane bearing 15-2, the the second driving mechanism 9-2 that drives workbench 4 work comprises the second motor 14-2, and reductor 31, reductor 31 is connected with the second motor 14-2, the output shaft of reductor 31 is connected for interference fit with revolving body 27, the second motor 14-2 drives 25 rotations of revolution working body after reductor 31 slows down the increase moment of torsion, by being set, revolving body bearing 28 bears radial load, by being set, taper roll bearing 29-1 bears axial load, adopting two kinds of bearing combinations to install beats main shaft 33 in very little scope, guarantee the reliable High Rotation Speed of revolving body 27, make whole workbench 4 guarantee that rotating speed is high, high moment of torsion, by plane bearing 15-2, the revolution table top body 26 of revolving body 27 is rotated around fixed station 24, guarantee even running, locking nut 17-2 can regulate the elasticity of revolving body bearing 28 gaps and the elasticity of regulating taper roll bearing 29-1 by locking nut 17-3, just can well control the caused problem of temperature, thereby guarantee the even running of revolving body 27, improved machining accuracy and the efficiency of gear.
On right column 3, be respectively arranged with the cutter tourelle 7 that drives cutter work, cutter is to carry out lubrication after air-cooled by rape oil, cutter tourelle 7 comprises tool driving mechanism, this lead agency comprises tool rest 32 and main shaft 33, main shaft 33 is arranged in tool rest 32, lead agency drives main shaft 33 and rotates, between leading section in tool rest 32 and main shaft 33, be provided with and be many groups angular contact bearing 34 of arranging shape, contacting between angular contact bearing 34 and main shaft 33 is angular contact, on the axial direction of angular contact bearing 34 edge main shafts 33, be provided be used to regulating the locking nut 17-4 of angular contact bearing 34 gaps, between rearward end in tool rest 32 and main shaft 33, be provided with cylinder roller bearing 35, the 3rd driving mechanism 9-3 that drives tool driving mechanism comprises fixed head 36, the 3rd motor 14-3, upper belt-wheel 37 and lower belt wheel 38, fixed head 36 is arranged between the 3rd motor 14-3 and main shaft 33, upper belt-wheel 37 and the 3rd motor 14-3 output shaft are connected to a fixed, lower belt wheel 38 is connected to a fixed with main shaft 33, between fixed head 36 and main shaft 33, be provided with radial ball bearing 39, between the output shaft of fixed head 36 and the 3rd motor 14-3, also be provided with radial ball bearing 39, the 3rd motor 14-3 rotates and drives upper belt-wheel 37 rotations, upper belt-wheel 37 drives lower belt wheel 38 rotations and then drives main shaft 33 in the interior rotation of tool rest 32, here by being set, cylinder roller bearing 35 bears radial load, by being set, angular contact bearing 34 bears axial load, and with between main shaft 33, coordinate for rolling, adopting two kinds of bearing combinations to install beats main shaft 33 in very little scope, guarantee the reliable High Rotation Speed of main shaft 33, main shaft 33 can produce very large caloric value when High Rotation Speed simultaneously, can cause Bearing Temperature, produce distortion, and the bearing after distortion has directly changed the pretension situation of bearing, the stiffness characteristics of bearing and the assembly quality of main shaft 33 and other parts have been affected, when serious, can make bearing damage, power transmission accuracy and utilization rate meeting variation, in existing, do not have corresponding structure to adjust in good time, here by locking nut 17-4, regulate the elasticity of angular contact bearing 34 gaps, just can well control the caused problem of temperature, thereby guarantee the even running of main shaft 33, machining accuracy and the efficiency of gear have been improved, after by belt, connecting upper belt-wheel 37 and lower belt wheel 38, in order to guarantee High Rotation Speed, need to guarantee certain expanding force in the radial direction, here by relying on 39 pairs of power in the radial direction of two radial ball bearings to support carrying, thereby guarantee the High Rotation Speed of main shaft 33.
Cutter tourelle 7 comprises the cutter fixed mechanism, the cutter fixed mechanism comprises tool rest 32, the first sleeve 40, the second sleeve 41, main shaft 33 and motor 14, the first sleeve 40 is arranged in tool rest 32, the second sleeve 41 is arranged in the right output port place of the first sleeve 40, toolframe is located between the second sleeve 41 and main shaft 33 and by main shaft 33 and drives and rotate, between the middle part of the first sleeve 40 and tool rest 32, be provided with a plurality of taper roll bearing 29-2, on the first sleeve 40, also be provided be used to making the first sleeve 40 keep the spring leaf 42 of tensioner state, the right-hand member actinal surface of the first sleeve 40 is the scalene cone that outer imperial palace is little, the second sleeve 41 is arranged on this scalene cone place.Here the right-hand member actinal surface of the first sleeve 40 being arranged to scalene cone and being coordinated with the second sleeve 41, is in order to guarantee High Rotation Speed; Main shaft 33 drives the first sleeve 40 can produce very large caloric value when High Rotation Speed, can cause thermal expansion, after thermal expansion and shrinkage, will make like this first sleeve 40 inner components coordinate each other not tight, power transmission accuracy and utilization rate meeting variation, the present invention makes can keep certain tensioner degree between each parts by spring leaf 42 just, caused problem in the time of just can fine solution High Rotation Speed, rotary speed is being improved to 1～2 grade, the even running that also can guarantee, improved machining accuracy and the efficiency of gear.
On right column 3, be provided with band cutter tourelle 7 along the vertical direction, the three-dimensional mobile device 8 of inward-outward direction and direction of rotation motion, three-dimensional mobile device 8 includes the first slide plate 43-1, guide rail 10-2, the second screw mandrel 12-2, holder 13-2, the 4th motor 14-4 and the first nut seat 44-1, guide rail 10-2 is arranged on along on the longitudinal direction of right column 3, the first slide plate 43-1 is fixedly connected with the first nut seat 44-1, the first nut seat 44-1 is located on the second screw mandrel 12-2 middle part and with the second screw mandrel 12-2 and is meshed, the upper end of the second screw mandrel 12-2 is fixedly connected with the output shaft of the 4th motor 14-4, the bottom of the second screw mandrel 12-2 is located in holder 13-2, between the top of holder 13-2 and the second screw mandrel 12-2, plane bearing 15-3 is installed, between the inside of holder 13-2 and the second screw mandrel 12-2, be provided with many group deep groove ball bearing 16-2, at deep groove ball bearing 16-2 along on the axial direction of the second screw mandrel 12-2, being provided be used to regulating the locking nut 17-5 of deep groove ball bearing 16-2 gap, three-dimensional mobile device 8 also includes the 3rd screw mandrel 12-2, the 5th motor 14-5 and the second nut seat 44-2, the second slide plate 43-2 is fixedly connected with the second nut seat 44-2, tool rest 32 on cutter holder is arranged on the second slide plate 43-2, the second nut seat 44-2 is located on the 3rd screw mandrel 12-2 left part and with the 3rd screw mandrel 12-2 and is meshed, the right part of the 3rd screw mandrel 12-2 is fixedly connected with the output shaft of the 5th motor 14-5, and the inner of tool rest 32 and the 3rd screw mandrel 12-2 and place, outer end are provided with plane bearing 15-4, three-dimensional mobile device 8 also includes worm gear 45 and worm screw 46, worm gear 45 is meshed with worm screw 46 and drives the second slide plate 43-2 rotation, between worm gear 45 and the second slide plate 43-2, packing ring 47 is set, steel bushing 30 also is installed on worm screw 46, between steel bushing 30 and worm screw 46, plane bearing 15-5 is installed, between plane bearing 15-5 and worm screw 46, be matched in clearance, and worm gear 45 and the second slide plate 43-2 being also matched in clearance, is interference fit between worm screw 46 and 4 wheel driven actuation mechanism 9-4.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or supplement or adopt similar mode to substitute described specific embodiment, but can't depart from the defined scope of spirit of the present invention.
Claims (8)
1. gear-shaping machine, comprise lathe bed (1) and be arranged on the left column (2) on lathe bed (1), right column (3) and the workbench (4) that can rotate, it is characterized in that, on described lathe bed (1), be provided with the horizontal mobile device (5) that drives workbench (4) motion, on left column (2), be provided with the positioner (6) matched with workbench (4), on right column (3), be respectively arranged with the cutter tourelle (7) that drives cutter work and be with cutter tourelle (7) along the vertical direction, the three-dimensional mobile device (8) of inward-outward direction and direction of rotation motion, in horizontal mobile device (5), workbench (4), on tourelle (7) and three-dimensional mobile device (8), be respectively arranged with the first driving mechanism (9-1) that drives its work, the second driving mechanism (9-2), the 3rd driving mechanism (9-3) and 4 wheel driven actuation mechanism (9-4), cutter is by the tourelle driven rotary, gear to be processed is positioned at workbench (4) by positioner (6) and goes up and pass through workbench (4) and rotate, through horizontal mobile device (5), be sent to the cutter place, cutter is adjusted direction through three-dimensional mobile device (8) the outer flank of tooth of gear is processed, described cutter tourelle (7) comprises tool driving mechanism, this lead agency comprises tool rest (32) and main shaft (33), described main shaft (33) is arranged in tool rest (32), lead agency drives main shaft (33) and rotates, between leading section in tool rest (32) and main shaft (33), be provided with and be many groups angular contact bearing (34) of arranging shape, contacting between angular contact bearing (34) and main shaft (33) is angular contact, on the axial direction of angular contact bearing (34) edge main shaft (33), be provided be used to regulating the locking nut (17-4) of angular contact bearing (34) gap, between rearward end in tool rest (32) and main shaft (33), be provided with cylinder roller bearing (35), the 3rd driving mechanism (9-3) that drives tool driving mechanism comprises fixed head (36), the 3rd motor (14-3), upper belt-wheel (37) and lower belt wheel (38), described fixed head (36) is arranged between the 3rd motor (14-3) and main shaft (33), upper belt-wheel (37) is connected to a fixed with the 3rd motor (14-3) output shaft, lower belt wheel (38) is connected to a fixed with main shaft (33), between fixed head (36) and main shaft (33), be provided with radial ball bearing (39), between fixed head (36) and the 3rd motor (14-3) output shaft, also be provided with radial ball bearing (39), described the 3rd motor (14-3) rotates and drives upper belt-wheel (37) rotation, upper belt-wheel (37) drives lower belt wheel (38) rotation and then drives main shaft (33) and rotates in tool rest (32).
2. a kind of gear-shaping machine according to claim 1, it is characterized in that, described horizontal mobile device (5) comprises the guide rail (10-1) be arranged on lathe bed (1), the slide block (11) slided along guide rail (10-1) under the first driving mechanism (9-1) drives also is installed on described lathe bed (1), workbench (4) drives by slide block (11), the first driving mechanism (9-1) that drives horizontal mobile device (5) work comprises the first screw mandrel (12-1), holder (13-1) and the first motor (14-1), described slide block (11) is set on the first screw mandrel (12-1) end and with the first screw mandrel (12-1) and is meshed, the other end of the first screw mandrel (12-1) is located in holder (13-1) and is connected with the output shaft of the first motor (14-1), between the front portion of holder (13-1) and the first screw mandrel (12-1), plane bearing (15-1) is installed, between the middle part of holder (13-1) and the first screw mandrel (12-1), be provided with many group deep groove ball bearings (16-1), at deep groove ball bearing (16-1) along on the axial direction of the first screw mandrel (12-1), being provided be used to regulating the locking nut (17-1) of deep groove ball bearing (16-1) gap.
3. a kind of gear-shaping machine according to claim 1, it is characterized in that, described workbench (4) comprises fixed station (24) and revolution working body (25), described revolution working body (25) is comprised of the revolution table top body (26) be mutually permanently connected and revolving body (27), revolving body (27) is arranged in fixed station (24), the second driving mechanism (9-2) is arranged on fixed station (24) bottom and with revolving body (27), is connected and drives revolving body (27) and rotates, between fixed station (24) top and revolving body (27), revolving body bearing (28) is set, between fixed station (24) bottom and revolving body (27), be provided with taper roll bearing (29-1), revolving body bearing (28) between described revolving body (27) and fixed station (24) top locates also to be provided with locking nut (17-2), taper roll bearing (29-1) between fixed station (24) bottom and revolving body (27) locates also to be provided with locking nut (17-3), between described revolution table top body (26) and fixed station (24), be provided with plane bearing (15-2), the second driving mechanism (9-2) that drives workbench (4) work comprises the second motor (14-2) and reductor (31), reductor (31) is connected with the second motor (14-2), the output shaft of reductor (31) is connected for interference fit with revolving body (27), the second motor (14-2) drives revolution working body (25) rotation after reductor (31) slows down the increase moment of torsion.
4. a kind of gear-shaping machine according to claim 1, it is characterized in that, described positioner (6) comprises tailstock (18), location thimble (19) and cylinder (20), described tailstock (18) is arranged on left column (2), and can move up and down under the drive of cylinder (20), on left column (2), be provided with sleeve (21), it is upper and relative with workbench (4) that location thimble (19) is arranged on tailstock (18) by sleeve (21), after gear to be processed is placed on workbench (4), actuating unit drives the mobile location thimble (19) that makes of tailstock (18) gear is positioned on workbench (4), in left column (2), also be provided with pulley (22), on pulley (22), be provided with balancing weight (23).
5. a kind of gear-shaping machine according to claim 1, it is characterized in that, described cutter tourelle (7) comprises the cutter fixed mechanism, the cutter fixed mechanism comprises the first sleeve (40), the second sleeve (41), described the first sleeve (40) is arranged in tool rest (32), the second sleeve (41) is arranged in the right output port place of the first sleeve (40), toolframe is located between the second sleeve (41) and main shaft (33) and by main shaft (33) and drives and rotate, between the middle part of described the first sleeve (40) and tool rest (32), be provided with a plurality of taper roll bearings (29-2), on the first sleeve (40), also be provided be used to making the first sleeve (40) keep the spring leaf (42) of tensioner state.
6. a kind of gear-shaping machine according to claim 5, is characterized in that, the right-hand member actinal surface of described the first sleeve (40) is the scalene cone that outer imperial palace is little, and the second sleeve (41) is arranged on this scalene cone place.
7. a kind of gear-shaping machine according to claim 1, it is characterized in that, described three-dimensional mobile device (8) includes the first slide plate (43-1), guide rail (10-2), the second screw mandrel (12-2), holder (13-2), the 4th motor (14-4) and the first nut seat (44-1), described guide rail (10-2) is arranged on along on the longitudinal direction of right column (3), the first slide plate (43-1) is fixedly connected with the first nut seat (44-1), described the first nut seat (44-1) is located on the second screw mandrel (12-2) middle part and with the second screw mandrel (12-2) and is meshed, the upper end of the second screw mandrel (12-2) is fixedly connected with the output shaft of the 4th motor (14-4), the bottom of the second screw mandrel (12-2) is located in holder (13-2), between the top of holder (13-2) and the second screw mandrel (12-2), plane bearing (15-3) is installed, between the inside of holder (13-2) and the second screw mandrel (12-2), be provided with many group deep groove ball bearings (16-2), at deep groove ball bearing (16-2) along on the axial direction of the second screw mandrel (12-2), being provided be used to regulating the locking nut (17-5) of deep groove ball bearing (16-2) gap.
8. a kind of gear-shaping machine according to claim 7, it is characterized in that, described three-dimensional mobile device (8) also includes the 3rd screw mandrel (12-3), the 5th motor (14-5) and the second nut seat (44-2), the second slide plate (43-2) is fixedly connected with the second nut seat (44-2), tool rest on cutter holder (32) is arranged on the second slide plate (43-2), described the second nut seat (44-2) is located on the 3rd screw mandrel (12-3) left part and with the 3rd screw mandrel (12-3) and is meshed, the right part of the 3rd screw mandrel (12-3) is fixedly connected with the output shaft of the 5th motor (14-5), tool rest (32) is provided with plane bearing (15-4) with the inner and the place, outer end of the 3rd screw mandrel (12-3), described three-dimensional mobile device (8) also includes worm gear (45) and worm screw (46), described worm gear (45) is meshed with worm screw (46) and drives the second slide plate (43-2) rotation, between worm gear (45) and the second slide plate (43-2), packing ring (47) is set, steel bushing (30) also is installed on worm screw (46), between steel bushing (30) and worm screw (46), plane bearing (15-5) is installed, between described plane bearing (15-5) and worm screw (46), it is matched in clearance, and worm gear (45) is also matched in clearance with the second slide plate (43-2), between worm screw (46) and 4 wheel driven actuation mechanism (9-4), it is interference fit.
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| CN2011103086513A CN102366845B (en) | 2011-10-12 | 2011-10-12 | Gear processing machine |
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| CN2011103086513A CN102366845B (en) | 2011-10-12 | 2011-10-12 | Gear processing machine |
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| CN102366845A CN102366845A (en) | 2012-03-07 |
| CN102366845B true CN102366845B (en) | 2013-11-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105014160A (en) * | 2015-06-30 | 2015-11-04 | 宁波市鄞州泰盛数控设备有限公司 | Gear processing machine |
| CN107552894A (en) * | 2017-09-05 | 2018-01-09 | 盐城秦川华兴机床有限公司 | Vertical numerical control skiving machine |
| CN107598585A (en) * | 2017-09-27 | 2018-01-19 | 上海明索重型机械股份有限公司 | The rotary table structure of Digit Control Machine Tool |
| CN109249226B (en) * | 2018-11-08 | 2023-09-12 | 海南大学 | Rotary workbench of numerical control milling machine |
| CN109604740A (en) * | 2018-12-26 | 2019-04-12 | 益阳康益机械发展有限公司 | Internal messing positive motion chain tumbling mill deceleration Pulley mechanism |
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Address after: 315171 No. 199-217, No. 3 Industrial and Trade Road, Jishigang Industrial Zone, Haishu District, Ningbo City, Zhejiang Province Patentee after: Ningbo Haishu Taisheng CNC Equipment Co., Ltd. Address before: 315171 No. 199-217, Industrial and Trade Third Road, Jishigang Industrial Zone, Yinzhou District, Ningbo City, Zhejiang Province Patentee before: Ningbo Yinzhou Taisheng Numerical Control Equipment Co.,Ltd. |