Be disposed at the oval Work treatment installation on the milling machine
Technical field
The utility model belongs to the milling machine technical field, is specifically related to a kind of oval Work treatment installation that is disposed on the milling machine
Background technology
Above mentioned oval workpiece belongs to the special-shaped workpiece category, and belongs to the Special-shaped workpiece, the anchor chain pin (abbreviation anchor) on the used anchor chain of the typical example of this workpiece such as naval vessels, boats and ships.Because the geometry ovalize of anchor chain pin, therefore after on the dog plate on the headstock that blankholder is held in milling machine, drive in the process that blank rotates at dog plate, the milling cutter of milling machine can't mill blank the oval-shaped finished product that is processed into expectation.In view of this, generally adopt hand-polished mode will forge on polishing machine in the prior art or the blank that claims to forge is thrown and made oval-shaped finished product, one of shortcoming of this operating type because working (machining) efficiency is low, therefore can't satisfy the industrial amplification production requirement; Its two, labor strength is large; Its three, in order to satisfy Production requirement, need to be equipped with numerous polishing machine and operating worker, be unfavorable for reasonable labor savings resource and equipment investment cost.
Theoretically, when dog plate drives workpiece rotating, make the movement locus of milling cutter and the moving radius of workpiece change the variation relation that maintenance is followed in sb's footsteps, can obtain namely to mill and process for example aforesaid anchor chain pin of oval-shaped workpiece, but being showed no in published China and foreign countries patent and non-patent literature allly has the enlightenment of corresponding technology, and also hears the report that has industry to succeed and use.
In view of said circumstances, the applicant has done lasting and good try, finally find a way to resolve the problem, and taking to have carried out simulated test in the applicant plant area under the strict secrecy provision, the result shows it is practicable, and technical scheme described below produces under this background
Summary of the invention
Task of the present utility model is to provide a kind of and can be installed on the milling machine and satisfies the milling processing request of oval workpiece to be used improve and mill the oval Work treatment installation on the milling machine of being disposed at that crudy is milled in working (machining) efficiency and guarantee.
Task of the present utility model is finished like this, a kind of oval Work treatment installation that is disposed on the milling machine, described milling machine comprises milling machine bed body, be arranged on milling machine bed body an end top headstock mechanism be arranged on movably top and corresponding with the headstock mechanism miller tailstock of the milling machine bed body other end, described oval Work treatment installation comprises a horizontal slide unit, this horizontal slide unit is slidingly arranged in the top of described milling machine bed body, and between described headstock mechanism and miller tailstock; One is used for making the slide unit transverse shifting driving mechanism of described horizontal slide unit transverse shifting between described headstock mechanism and miller tailstock, this slide unit transverse shifting driving mechanism is arranged on a side side of the length direction of described milling machine bed body, and is in transmission connection with an end of horizontal slide unit; One facing cutter driving mechanism, this facing cutter driving mechanism is located on the described horizontal slide unit, and is slidingly matched with the top of the length direction of horizontal slide unit; One is used for ordering about described facing cutter driving mechanism vertically moves driving mechanism at the facing cutter of the top of the length direction of described horizontal slide unit slip, this facing cutter vertically moves the other end that driving mechanism is fixed on described horizontal slide unit, and is in transmission connection with described facing cutter driving mechanism.
In a specific embodiment of the present utility model, described headstock mechanism comprises the headstock casing, worm gear case, the first motor, worm shaft, worm gear, headstock spindle and dog plate, the headstock casing is arranged on an end top of described milling machine bed body, worm gear case is fixed on the headstock casing back to a side of dog plate, headstock spindle is bearing on the corresponding tank wall of headstock casing rotationally, and an end of this headstock spindle is stretched in the worm gear case chamber of worm gear case, and the other end leans out outside the headstock casing, the first motor is fixed on the outer wall of worm gear case, one end of worm shaft is bearing on the wall body of worm gear case rotationally, and the other end is connected with the first motor-driven, worm gear is fixed with a described end of described headstock spindle in described worm gear case chamber, and with the worm shaft engagement, the described other end of dog plate and headstock spindle is fixed.
In another specific embodiment of the present utility model, be fixed with a pair of parallel horizontal slide unit guide rail on the top of described milling machine bed body, top at the length direction of described horizontal slide unit consists of a pair of horizontal slide unit guided way that parallel and the surface horizontal slide unit of projection are arranged, between this a pair of horizontal slide unit guided way, consist of the screw slot on the surface that a recessed horizontal slide unit is arranged, in the bottom of horizontal slide unit and in the position formation corresponding to described a pair of horizontal slide unit guide rail a pair of horizontal slide unit guide runner is arranged, this a pair of horizontal slide unit guide runner and a pair of horizontal slide unit guide rail are slidingly matched, be fixed with a transmission case in the horizontal bottom of a described end of slide unit, horizontal slide unit moving drive mechanism and this transmission case of one side side of the described length direction that is fixed on milling machine bed body are in transmission connection, and described facing cutter driving mechanism and described a pair of horizontal slide unit guided way are slidingly matched, and the described facing cutter that is fixed on the described other end of horizontal slide unit vertically moves driving mechanism and is in transmission connection with the facing cutter driving mechanism in described screw slot.
In another specific embodiment of the present utility model, described horizontal slide unit moving drive mechanism comprises the connecting shaft case, the second motor, connecting shaft cover and transverse screw, the connecting shaft case is fixed on a side side of the length direction of described milling machine bed body, the connecting shaft cover is positioned at the connecting shaft case chamber of connecting shaft case, one side outer wall of the second motor and connecting shaft case is fixed, the motor shaft of this second motor probes in the connecting shaft case chamber, and be connected with an end of connecting shaft cover, one end of transverse screw is bearing in rotationally on the wall body of opposite side of connecting shaft case and probes in the connecting shaft case chamber and is connected with the other end of connecting shaft cover, and the other end of transverse screw and described transmission case are in transmission connection, and are stretched over outside the transmission case.
In another specific embodiment of the present utility model, on the tank wall that corresponds to each other of described transmission case and in the position corresponding to described transverse screw, respectively be provided with a transverse screw attaching nut, transverse screw cooperates with the transmission of transverse screw attaching nut, and described the second motor is clockwise and anticlockwise motor.
Also have in the specific embodiment of the present utility model, described facing cutter driving mechanism comprises vertical slide unit, the facing cutter transmission case, the 3rd motor, reduction box, first, the second drive, the first driving-belt, facing cutter axle and facing cutter, vertically slide unit and the described a pair of horizontal slide unit guided way that is formed in the surface of horizontal slide unit are slidingly matched, the facing cutter transmission case is fixed on the top of vertical slide unit, the 3rd motor cooperates with the reduction box transmission, and be fixed on the outer wall of facing cutter transmission case together with the 3rd motor by reduction box, and the reduction box final stage power output shaft of reduction box probes in the transmission case chamber of facing cutter transmission case, the first drive is fixed with reduction box final stage power output shaft in the transmission case chamber, one end of the first driving-belt is nested with on the first drive, the other end is nested with on the second drive, the second drive is fixed on the facing cutter axle, the facing cutter axle is bearing on the facing cutter transmission case rotationally, and this facing cutter axle is stretched over outside the transmission case chamber towards an end of facing cutter, facing cutter is fixed with a described end that is stretched over the facing cutter axle outside the transmission case chamber, and the described facing cutter that is fixed on the described other end of horizontal slide unit vertically moves driving mechanism and is in transmission connection at position and described vertical slide unit corresponding to described screw slot.
More of the present utility model and in specific embodiment, described the first drive and the second drive are belt pulley, described the first driving-belt is belt.
In of the present utility model and then specific embodiment, described belt pulley is synchronous pulley, and described belt is Timing Belt.
Of the present utility model again more and in specific embodiment, described facing cutter vertically moves driving mechanism and comprises the 4th motor, transmission case body, the 3rd, the 4th drive, the second driving-belt and longitudinal screw, the 4th motor is fixed on the transmission case body, and the motor shaft of the 4th motor stretches in the transmission case case chamber of transmission case body, the described other end of transmission case body and described horizontal slide unit is fixed, the 3rd drive is fixed with described motor shaft in transmission case case chamber, one end of longitudinal screw is bearing in rotationally on the transmission case body and is stretched in the transmission case case chamber, the middle part of longitudinal screw is bearing on the first screw bolt seat rotationally, and the other end is bearing on the second screw bolt seat rotationally, first, the second screw bolt seat is fixed in the described screw slot, and correspond to each other, the 4th drive is fixed in a described end of longitudinal screw in transmission case case chamber, one end of the second driving-belt is nested with on the 3rd drive, and the other end is nested with on the 4th drive, wherein: be equipped with a pair of vertical slide unit nut in the bottom of described vertical slide unit, this a pair of vertical slide unit nut cooperates with the longitudinal screw transmission.
In again of the present utility model and then specific embodiment, described the 3rd, the 4th drive is belt pulley, and described the second driving-belt is belt, and described the 4th motor is clockwise and anticlockwise motor, and described belt is Timing Belt.
The technical scheme that the utility model provides drives horizontal slide unit transverse shifting under the work of slide unit transverse shifting driving mechanism, vertically moving driving mechanism drive facing cutter driving mechanism by facing cutter vertically moves, thereby move and make facing cutter satisfy the processing request that mills to oval workpiece by the vertical, horizontal of facing cutter driving mechanism, both helped to improve and milled working (machining) efficiency, and be conducive to again ensure and mill crudy.
Description of drawings
Fig. 1 is example structure figure of the present utility model.
Fig. 2 is application examples schematic diagram of the present utility model.
Fig. 3 is that the facing cutter of facing cutter driving mechanism of the present utility model mills the schematic diagram that processes oval workpiece.
The specific embodiment
For the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present utility model and beneficial effect more, the applicant general elaborates in the mode of embodiment below, but all be not restriction to the utility model scheme to the description of embodiment, any according to the utility model design done only for pro forma but not substantial equivalent transformation all should be considered as the technical solution of the utility model category.
See also Fig. 1, provided milling machine, miller tailstock 3(Fig. 2 of the other end that the end that this milling machine has a milling machine bed body 1, be positioned at the top of milling machine bed body 1 namely illustrates the head of a bed target mechanism 2 of left end and is provided in slidably the top of milling machine bed body 1 shows).
On the top of milling machine bed body 1 or deserve to be called the surface and consist of parallel a pair of horizontal slide unit guide rail 11 is arranged.Aforesaid headstock mechanism 2 comprises headstock casing 21, worm gear case 22, the first motor 23, worm shaft 24, worm gear 25, headstock spindle 26 and dog plate 27, the end that headstock casing 21 is arranged on milling machine bed body 1 is the top of left end, and worm gear case 22 is fixed on headstock casing 21 namely is fixed on worm gear case 22 back to a side of dog plate 27 left side (take the shown position state as example).The two ends of headstock spindle 26 are bearing on the corresponding tank wall of headstock casing 21 rotationally, shown in figure, one end of headstock spindle 26 is that left end is stretched in the worm gear case chamber 221 of worm gear case 22, is stretched over outside the headstock casing 21 and the other end is the right-hand member of location status shown in Figure 1.The first motor 23 is fixed on the first motor cabinet 231, and the first motor cabinet 231 is fixed with the outer wall of worm gear case 22.One end of worm shaft 24 is bearing on the wall body of worm gear case 22 rotationally by worm screw axle bed 241, and the other end of worm shaft 24 namely is in transmission connection with the first motor 23 in worm gear case chamber 221 towards an end of the first motor 23.Certainly, preferred scheme can directly be filled the post of the motor shaft of the first motor 23 and is worm shaft 24.Worm gear 25 is fixing with headstock spindle 26 in worm gear case chamber 221, namely is fixed on an end (left end) of headstock spindle 26, and is meshed with worm shaft 24 and constitutes worm couple.Dog plate 27 is fixing with the other end (right-hand member) of headstock spindle 26.
When 23 work of the first motor, drive worm shaft 24 rotations, because worm shaft 24 is meshed with worm gear 25, because worm gear 25 is fixed on the headstock spindle 26, therefore drive headstock spindle 26 rotations by worm gear 25 again.Because dog plate 27 is fixed on the right-hand member of headstock spindle 26, therefore driven dog plate 27 rotations by the rotation of headstock spindle 26.
Oval Work treatment installation as technical essential of the present utility model to be described in detail below comprises horizontal slide unit 4, order about horizontal slide unit 4 horizontal mobile slide unit transverse shifting driving mechanism 5 on aforesaid a pair of horizontal slide unit guide rail 11 with horizontal slide unit 4 being used for of being in transmission connection, arrange lift-launch in sight the top of horizontal slide unit 4 be used for workpiece base 8(Fig. 2 is shown) mill to be processed into by the facing cutter driving mechanism 6 of oval workpiece finished product 81 shown in Figure 3 and to be used for ordering about the facing cutter that facing cutter driving mechanism 6 does to vertically move at horizontal slide unit 4 and vertically move driving mechanism 7.
Please continue to see Fig. 1, consist of the parallel a pair of horizontal slide unit guided way 41 that the surface that is projected on horizontal slide unit 4 is arranged on the horizontal top of the length direction of slide unit 4, consist of the screw slot 411 of the upper surface that a recessed horizontal slide unit 4 is arranged between this a pair of horizontal slide unit guided way 41, facing cutter driving mechanism 6 and a pair of horizontal slide unit guided way 41 that the below also will describe in detail are slidingly matched.Bottom at horizontal slide unit 4 is that horizontal slide unit 4 offers a pair of horizontal slide unit guide runner 42 towards a side of milling machine bed body 1 and in the position corresponding to aforesaid a pair of horizontal slide unit guide rail 11, and this a pair of horizontal slide unit guide runner 42 is slidingly matched with a pair of horizontal slide unit guide rail 11.Again, be equipped with a transmission case 43 in the horizontal bottom (bottom) of an end of the length direction of slide unit 4, respectively be provided with a transverse screw attaching nut 431 on the corresponding tank wall of this transmission case 43, the slide unit transverse shifting driving mechanism 5 that the below is about to describe cooperates with 431 transmissions of transverse screw attaching nut.
Above mentioned slide unit transverse shifting driving mechanism 5 preferably but not the structure that definitely is limited to is as follows: comprise that connecting shaft case 51(also can claim coupling box), the second motor 52, the connecting shaft cover 53(also can claim coupling band) and transverse screw 54, connecting shaft case 51 usefulness connecting shaft case hold-down screws 512 are fixed towards the side of an end of headstock mechanism 2 with milling machine bed body 1, connecting shaft cover 53 is positioned at the connecting shaft case chamber 511 of connecting shaft case 51, the second motor 52 is fixed on the second motor cabinet 521 with horizontally-arranged state, and a side outer wall of the second motor cabinet 521 usefulness screws and connecting shaft case 51 is fixed, the clockwise and anticlockwise motor of the second motor 52 for having the rotating function, the motor shaft of this second motor 52 stretches in the connecting shaft case chamber 511 and with an end (left end) of connecting shaft cover 53 and is connected, one end of transverse screw 54 is on the wall body of the illustrated left end opposite side that is bearing in rotationally connecting shaft case 51 by transverse screw seat 541, and probeing into connecting shaft case chamber 511 is connected with the other end (right-hand member) of aforesaid connecting shaft cover 53, the other end of transverse screw 54 is that illustrated right-hand member cooperates with aforesaid transverse screw attaching nut 431 transmissions, and is stretched over outside the transmission case 43.
When 52 work of the second motor, drive transverse screw 54 rotations by connecting shaft cover 53, driving horizontal slide unit 4 by transverse screw 54 by transverse screw attaching nut 431 slides at a pair of horizontal slide unit guide rail 11, the second motor 52 is worked clockwise, laterally slide unit 4 is to the direction displacement of aforesaid dog plate 27, otherwise then towards the direction displacement that deviates from dog plate 27.
Above mentioned facing cutter driving mechanism 6 preferred but not structure that be limited to are: comprise vertical slide unit 61, facing cutter transmission case 62, the 3rd motor 63, reduction box 64, first, the second drive 65,66, the first driving-belt 67, facing cutter axle 68 and facing cutter 69, in the bottom of vertical slide unit 61 and in the position formation corresponding to aforesaid horizontal slide unit guided way 41 the vertical slide unit chute 612 that is slidingly matched with a pair of horizontal slide unit guided way 41 is arranged, be fixed with a pair of vertical slide unit nut 611 in the bottom of vertical slide unit 61 and in the position corresponding to aforesaid screw slot 411.Facing cutter transmission case 62 usefulness transmission case hold-down screws 622 are fixed on the top of vertical slide unit 61, namely are fixed on the upper surface of vertical slide unit 61.The 3rd motor 63 cooperates with 64 transmissions of deceleration target, and be fixed on the outer wall of facing cutter transmission case 62 together with the 3rd motor 63 by reduction box 64, and the reduction box final stage power output shaft 641 of reduction box 64 probes in the transmission case chamber 621 of (being stretched over) facing cutter transmission case 62.The first drive 65 is fixing with reduction box final stage power output shaft 641 in transmission case chamber 621.One end of the first driving-belt 67 is nested with on the first drive 65, the other end then is nested with on the second drive 66, the second drive 66 is fixed on the facing cutter axle 68, facing cutter axle 68 is bearing on the facing cutter transmission case 62 rotationally, and this facing cutter axle 68 is stretched over outside the transmission case chamber 621 towards an end of facing cutter 69, facing cutter 69 is fixed with a described end that is stretched over the facing cutter axle 68 outside the transmission case chamber 621 and is limited by limiting nut 691, limits nut 691 and screws on facing cutter axle 68.
Preferably, the 621 interior support plates 6211 that arrange in the transmission case chamber, one end (towards an end of facing cutter 69) of aforesaid facing cutter axle 68 directly is bearing on the chamber wall in transmission case chamber 621, is bearing in rotationally on the support plate 6211 and the other end namely is fixed with an end of the second drive 66.
Aforesaid first, second drive 65,66 is belt pulley, and aforesaid the first driving-belt 67 is driving belt, and in the present embodiment, belt pulley is selected and used synchronous pulley, driving belt to select to use Timing Belt.
When 63 work of the 3rd motor, slow down through reduction box 64, reduction box final stage power output shaft 641 by reduction box 64 drives the first drive 65 that is fixed thereon, drive the second drive 66 through the first driving-belt 67, because the second drive 66 is fixed on the facing cutter axle 68, be fixed on the facing cutter axle 68 owing to facing cutter 69 again, therefore when the second drive 66 drives 68 rotation of facing cutter axles, facing cutter 69 rotates thereupon, and the workpiece base 8(Fig. 3 that clamps on dog plate 27 is shown) mill processing.
Above mentioned facing cutter vertically moves driving mechanism 7 and comprises the 4th motor 71, transmission case body 72, the 3rd drive 73, the 4th drive 74, the second driving-belt 75 and longitudinal screw 76, the 4th motor 71 is fixed on the motor fixing seat 712, and motor fixing seat 712 is fixed on the transmission case body 72, and the motor shaft 711 of the 4th motor 71 is stretched in the transmission case case chamber 721 of transmission case body 72, and one group of screw of transmission case body 72 usefulness 722 is fixed with the side of the aforesaid other end of horizontal slide unit 4.The 3rd drive 73 is positioned at transmission case case chamber 721 to be fixed with aforesaid motor shaft 711, one end of longitudinal screw 76 namely is bearing on the transmission case body 72 rotationally towards an end of transmission case body 72, and be stretched in the transmission case case chamber 721, the middle part of longitudinal screw 76 is bearing on the first screw bolt seat 761 rotationally, and the other end of longitudinal screw 76 is bearing on the second screw bolt seat 762 rotationally, first, second screw bolt seat 761,762 is fixed in the aforesaid screw slot 411, and corresponds to each other.The 4th drive 74 is fixed in an aforementioned end of longitudinal screw 76 in transmission case case chamber 721, an end of the second driving-belt 75 is nested with on the 3rd drive 73, and the other end is nested with on the 4th drive 74.Wherein, longitudinal screw 76 cooperates with aforesaid a pair of vertical slide unit nut 611 transmissions, the servomotor of the 4th motor 71 for having the rotating function.
In the present embodiment, aforesaid the 3rd, the 4th drive 73,74 is belt pulley and is synchronous pulley, and aforesaid the second driving-belt is belt, and is Timing Belt.
When 71 work of the 4th motor, drive the 3rd drive 73 by motor shaft 711, drive the 4th drive 74 through the second driving-belt 75, drive longitudinal screw 76 by the 4th drive 74, because longitudinal screw 76 matches with vertical slide unit nut 611 of vertical slide unit 61, therefore made vertical slide unit 61 follow a pair of horizontal slide unit guide rail 41 by the rotation of longitudinal screw 76 and slide.The 4th motor 71 is worked clockwise, and vertically slide unit 62 moves towards the direction away from the 4th motor 71, otherwise with example.
See also Fig. 2 and Fig. 3 and continue in conjunction with Fig. 1, by shown in Figure 2, workpiece base 8 is jammed in the dog plate 27 of headstock mechanism 2 side towards facing cutter 69, and in the milling cutter process, thimble head 31(Fig. 2 of miller tailstock 3 shows) keep out on workpiece base 8.Workpiece base 8 is being milled in the process that is processed as by oval workpiece finished product 81 shown in Figure 3, by being controlled by the PLC(programmable controller of electric control box) the rotating work of the 4th motor 71, make longitudinal screw 76 rotatings rotation, by longitudinal screw 76 the vertical slide unit 61 that is equipped with facing cutter driving mechanism 6 is moved, and make horizontal slide unit 4 lateral displacements by slide unit transverse shifting driving mechanism 5, thereby make facing cutter 69 do the displacement of left-right and front-back, so that the workpiece base 8 that changes with moving radius adapts, until obtain by oval workpiece finished product 81 shown in Figure 3