CN201455372U - Positioning and scale-dividing clamping device for milling machine work-piece with grooved shaft head - Google Patents
Positioning and scale-dividing clamping device for milling machine work-piece with grooved shaft head Download PDFInfo
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- CN201455372U CN201455372U CN2009200920249U CN200920092024U CN201455372U CN 201455372 U CN201455372 U CN 201455372U CN 2009200920249 U CN2009200920249 U CN 2009200920249U CN 200920092024 U CN200920092024 U CN 200920092024U CN 201455372 U CN201455372 U CN 201455372U
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Abstract
The utility model relates to a positioning and scale-dividing clamping device for a milling machine work-piece with a grooved shaft head, which comprises a dynamic chuck mechanism, a sliding plate and a swinging oil cylinder; the dynamic chuck mechanism is fixed on a terminal pad arranged on a clamping oil cylinder device through a fastening piece; a clamping piston bush is screwed with a head part of a pulling sleeve of the clamping oil cylinder device in a central through hole of the dynamic chuck mechanism; the clamping oil cylinder device is coaxially sleeved in a main shaft rotary supporting mechanism through a bearing group; the main shaft rotary supporting mechanism is vertically sleeved and fixed on the sliding plate; the swinging oil cylinder is sleeved on the end part of the clamping oil cylinder device and is coaxially fixed on the end part of the main shaft rotary supporting mechanism through a fastening piece; a scale-dividing and positioning mechanism is fixed on the swinging oil cylinder; and locking mechanisms are uniformly distributed and fixed on the sliding plate along the circumference of the main shaft rotary supporting mechanism. In the utility model, after the work-piece is clamped in one step, processing procedures of positioning, scale-dividing, locking and the like can be realized continuously; the processing efficiency of the work-piece is greatly enhanced, the processing precision is effectively improved, and meanwhile, the implementation cost is low and the popularization prospect is favorable.
Description
One, technical field:
The utility model relates to machine tool field, particularly a kind of spindle nose bevel milling machine workpiece location calibration clamping device.
Two, background technology:
The trailer axle spindle nose is the vitals on the trailer, these parts are provided with many five equilibriums groove inclined-plane, need the calibration Milling Process, in order to enhance productivity and machining accuracy often adopts production miller processing, but because trailer axle spindle nose size is big, workpiece is heavy, location, calibration, the clamping of workpiece on milling machine is the difficult point of spindle nose groove inclined-plane processing always.At present shaft-like workpiece circumference calibration is carried out Milling Process, generally make by hand clamp, location, calibration, the calibration clamping device is fixed on the workbench of lathe, workpiece is clamped to earlier in the calibration clamping device, finish the processing of a working face on the workpiece when cutter after, rotation dividing apparatus drives and locatees after clamping device and workpiece turn an angle, and carries out the processing of next working face again.This processing method automaticity is low, and machining accuracy is poor, and product quality is influenced greatly by human factor.
The patent No. is the utility model patent of ZL 200520145885.0, a kind of " Centering clamping index device " proposed, comprise that housing is supported with main shaft in housing, the external end head of main shaft is equipped with rotary disk, be connected to claw with rotary disk, on the housing inner main axis, be fixed with gear, the tooth bar that matches with gear connects hydraulic pushing device, on axle, be fixed with positioning disk, positioning disk is provided with positioning boss, and positioning boss matches with the benchmark block piece and the loose pin that are contained on the housing, and the central hole of main shaft is provided with pull bar, voussoir in one end of pull bar and the rotary disk joins, and the piston rod of the other end and clamping cylinder joins.This utility model has solved shaft-like workpiece calibration processing problems preferably, have the automaticity height, arbitrarily calibration, accurately and reliably, advantage of simple structure.But this utility model is because structure problem, location, calibration, the clamping of can't suitable dimensions bigger trailer axle spindle nose workpiece; Calibration drives and adopts gear, tooth bar to cooperate hydraulic drive structure, inapplicable heavy weight workpiece calibration; The parts versatility is poor in the overall structure, and standard component is few, and the device manufacturing cost is high; Auxiliary fixing device is not set, and stability can't guarantee in the workpiece processing.
Three, summary of the invention:
The purpose of this utility model is to solve the guardian technique problem that the spindle nose bevel milling machine is finished location, calibration and locked in milling behind clamping of workpiece in branch groove inclined-planes such as milling trailer axle spindle nose, a kind of automaticity height is proposed, guarantee machining accuracy, workpiece location calibration clamping device cheap for manufacturing cost.
The technical solution of the utility model is:
A kind of spindle nose bevel milling machine workpiece location calibration clamping device, comprise power chuck mechanism, slide plate, oscillating oil cylinder, described workpiece location calibration clamping device also comprises: power chuck mechanism is fixed on the terminal pad of clamping cylinder device by fastener, the clamping piston cover is spirally connected with the head of helping pull a cart of clamping cylinder device in its central through hole, the clamping cylinder device is by the inside of bearing group coaxial package at the main axis rotation supporting mechanism, the vertical suit of main axis rotation supporting mechanism is fixed on the slide plate, oscillating oil cylinder is sleeved on the end of clamping cylinder device and by the coaxial main axis rotation supporting mechanism end that is fixed on of fastener, dividing and positioning mechanism is fixed on the oscillating oil cylinder, and retaining mechanism is arranged along main axis rotation supporting mechanism circumference uniform distribution and is fixed on the slide plate.
Wherein, described clamping cylinder device comprises that the hollow step helps pull a cart, and the gland that is set in pars infrasegmentalis on it, be sleeved on the gland of its hypomere near the bottom, with fixing gland, the tubular of gland is joined oil jacket, gland and gland center bore inner wall are provided with twice horizontal seal annular groove at least, sealing ring is installed in the groove, help pull a cart, gland, gland three sealed sliding movingly, the described hollow step head outer surface of helping pull a cart is provided with screw thread, be spirally connected fixing with clamping piston cover in the power chuck mechanism central through hole, the stage casing is provided with to getting out of a predicament or an embarrassing situation, adjacent step lower side suit is fixed with piston, and adjacent piston underside face is provided with at least one locking nut suit and is screwed onto on the hollow step helps pull a cart, and described outer surface of piston is provided with twice horizontal seal annular groove at least, sealing ring is installed in the groove, and joins between the oil jacket inwall and be slidingly matched; Described joining on the oil jacket, the lower surface inwardly is axially arranged with step, step surface and gland, the gland outer cooperates, by clamp-screw with gland, gland is fixed on, on the leave from office terrace, join the oil jacket upper end and be provided with terminal pad, described terminal pad is the through hole tray type structure, its outer facade inwardly has the retaining ring connected in star, the central through hole part is to having boss, the boss outer rim with join the upright inwall of oil jacket step surface outward and cooperate, passing gland by clamp-screw is fixed on and joins on the oil jacket step surface, described terminal pad upper surface is provided with the screw corresponding with the through hole that connects chuck body, and chuck body is fixed on the terminal pad by clamping bolt is coaxial; The described oil jacket upper inside wall of joining is provided with to connect near the gland position and joins the oilhole C of oil jacket wall, described join oil jacket at oilhole C outer wall mouth place vertically horizontal level be provided with the ring-like oil groove of level one, the described oil jacket lower inner wall of joining is provided with to connect near the gland position and joins the oilhole D of oil jacket wall, described join oil jacket at oilhole B outer wall mouth place vertically horizontal level be provided with the ring-like oil groove of level one.
Wherein, described axle rotary support mechanism comprises bearing holder (housing, cover), bearing group, platen, be located at the oilhole E in the bearing holder (housing, cover), F, described bearing holder (housing, cover) top is provided with the outer, the outer is provided with screw, fastener is passed screw bearing holder (housing, cover) is fixed on the slide plate, on the described bearing holder (housing, cover) inwall, the bottom is provided with step and fixes bearing group, the middle part inwall with join the oil jacket sealed sliding movingly, relative each ring-like oil groove of level together arranged on the described bearing holder (housing, cover) inwall with the ring-like oil groove position of joining the oil jacket outer wall, on two oil grooves, be respectively equipped with the horizontal seal annular groove on the upper/lower positions upper bearing sleeve inwall, sealing ring is installed in the groove, and oil groove is respectively by oil circuit on the bearing jacket wall and the oilhole E that is located at the bearing holder (housing, cover) outer wall surface, F is connected; Described bearing group is one group of upper and lower two bearing, and coaxial package is being joined on the oil jacket, and outer surface and bearing holder (housing, cover) inner wall surface are adjoint, and interior ring inwall is with to join the oil jacket outer wall adjoint; Described bearing holder (housing, cover) upper surface is fixed with platen, described platen is the through hole disc type, the middle part is to having ring-like projection, platen is fixed on the bearing holder (housing, cover) upper surface by fastener is coaxial, upper surface and terminal pad lower surface are slidingly matched, through-hole wall with join the oil jacket outer wall and be slidingly matched, the projection outer side edges is with adjoint in the bearing holder (housing, cover) upper inside wall, bottom is fixed bearing group top outer race upper surface; Described bearing holder (housing, cover) lower surface is fixed with down platen, described platen is the through hole disc type, the middle part upwards is provided with ring-like projection, platen is fixed on the bearing holder (housing, cover) lower surface by fastener is coaxial, through-hole wall with join the oil jacket outer wall and be slidingly matched, the projection outer side edges is with adjoint in the bearing holder (housing, cover) upper inside wall, and the top is fixed the following outer race lower surface of bearing group; Described platen is by the coaxial end cap that is fixed with of fastener, the coaxial oscillating oil cylinder upper surface that is fixed on of end cap, described end cap center has through hole, drive sleeve is passed through hole, be fixed on the gland, described drive sleeve is a hollow structure, and the upper end is fixed on the gland by fastener, the lower end is stretched in the oscillating oil cylinder center moment of torsion output sleeve pipe, fixes on sleeve pipe by flat key.
Wherein, described dividing and positioning mechanism comprise be installed in oscillating oil cylinder piston rod two ends near gauge tap.
Wherein, described retaining mechanism comprises at least three locking cylinder devices along main axis rotation supporting mechanism circumference uniform distribution, described locking cylinder device comprises locking cylinder, support bar, carrier bar, pressing plate, the piston rod upper end is connected by the bearing pin hinge with pressing back-end in the described locking cylinder, the lower surface is fixed on the slide plate, described support bar lower end is fixed on bearing holder (housing, cover) outer upper surface, the upper end is hinged with the carrier bar lower end, described carrier bar upper end and the hinge joint of pressing plate stage casing, and pressing plate front end dop stretches in the retaining ring connected in star of terminal pad.
Wherein, described locking cylinder comprises the piston that is slidingly matched with cylinder body that is installed in the cylinder body, and the piston upper surface is provided with piston rod, and described piston rod passes the oil cylinder cover centre bore, is slidingly matched with it, and the cylinder body upper and lower is respectively equipped with oilhole G and H.
Wherein, oilhole E, F, G, H link to each other with hydraulic system.
Spindle nose bevel milling machine workpiece that the utility model provides location calibration clamping device, realized clamping of workpiece after, procedure of processing such as finish location, calibration continuously and lock in milling has improved the working (machining) efficiency of workpiece greatly, significantly shortens process time; Whole plant automation degree height, accurate positioning increases retaining mechanism and has guaranteed the stability of workpiece in the processing, has effectively reduced the influence of human factor to crudy, and the machining accuracy of workpiece is guaranteed; The utility model compact conformation, parts mainly adopt ripe standarized component, and processing is with low cost, and good promotion prospect is arranged.
Four, description of drawings:
Fig. 1 is the plan structure schematic diagram of spindle nose bevel milling machine workpiece of the present utility model location calibration clamping device;
Fig. 2 analyses and observe structural scheme of mechanism for the A-A of spindle nose bevel milling machine workpiece of the present utility model location calibration clamping device;
Fig. 3 is the A-A sectional structure schematic diagram of spindle nose bevel milling machine workpiece of the present utility model location calibration clamping device;
Fig. 4 is the locking device partial structurtes enlarged diagram of spindle nose bevel milling machine workpiece of the present utility model location calibration clamping device;
Among the figure: 1, power chuck; 2, slide plate; 3, oscillating oil cylinder; 4, locking oil cylinder device; 5, main axis rotation supporting mechanism; 6, location sub-agencies; 7, retaining mechanism; 8, workpiece; 11, clamping piston cover; 12, chuck body; 13, claw; 31, moment of torsion output sleeve pipe; 41, help pull a cart; 42, gland; 43, gland; 44, join oil jacket; 45, piston; 46, locking nut; 47, terminal pad; 48, locking groove; 49, oil groove; 410, oil groove; 51, bearing group; 52, bearing holder (housing, cover); 53, platen; 54, platen; 55, end cap; 56, drive sleeve; 71, locking cylinder device; 72, locking cylinder; 73, support bar; 74, carrier bar; 75, pressing plate; 76, piston; 77, piston rod; 78, oil cylinder cover; 79, cylinder body; C, D, E, F, G, H, oilhole.
Five, the specific embodiment:
Following examples are used to illustrate the utility model, but are not used for limiting scope of the present utility model.
The utility model provides a kind of spindle nose bevel milling machine workpiece location calibration clamping device, comprise power chuck mechanism 1, slide plate 2, oscillating oil cylinder 3, described workpiece location calibration clamping device also comprises: power chuck mechanism 1 is fixed on the terminal pad 47 of clamping cylinder device 4 by fastener, clamping piston cover 11 is spirally connected with 41 heads of helping pull a cart of clamping cylinder device 4 in its central through hole, clamping cylinder device 4 is by the inside of bearing group 51 coaxial packages at main axis rotation supporting mechanism 5, main axis rotation supporting mechanism 5 vertical suits are fixed on the slide plate 2, oscillating oil cylinder 3 is sleeved on the end of clamping cylinder device 4 and by coaxial main axis rotation supporting mechanism 5 ends that are fixed on of fastener, dividing and positioning mechanism 6 is fixed on the oscillating oil cylinder 3, and retaining mechanism 7 is arranged along main axis rotation supporting mechanism 5 circumference uniform distributions and is fixed on the slide plate 2.
Wherein, described clamping cylinder device 4 comprises that the hollow step helps pull a cart 41, and the gland 42 that is set in pars infrasegmentalis on it, be sleeved on the gland 43 of its hypomere near the bottom, with fixing gland 42, the tubular of gland 43 is joined oil jacket 44, gland 42 and gland 43 center bore inner walls are provided with twice horizontal seal annular groove at least, sealing ring is installed in the groove, help pull a cart 41, gland 42, gland 43 three's sealed sliding movingly, the described hollow step 41 head outer surfaces of helping pull a cart are provided with screw thread, be spirally connected fixing with clamping piston cover 11 in power chuck mechanism 1 central through hole, the stage casing is provided with to getting out of a predicament or an embarrassing situation, adjacent step lower side suit is fixed with piston 45, adjacent piston 45 downsides are provided with at least one locking nut 46 suit and are screwed onto the hollow step and help pull a cart on 41, described piston 45 outer surfaces are provided with twice horizontal seal annular groove at least, sealing ring is installed in the groove, and joins between oil jacket 44 inwalls and be slidingly matched; Described joining on the oil jacket 44, the lower surface inwardly is axially arranged with step, step surface and gland 42, gland 43 outers cooperate, by clamp-screw with gland 42, gland 43 is fixed on, on the leave from office terrace, join oil jacket 44 upper ends and be provided with terminal pad 47, described terminal pad 47 is the through hole tray type structure, its outer facade inwardly has retaining ring connected in star 48, the central through hole part is to having boss, the boss outer rim with join the upright inwall of oil jacket 44 step surfaces outward and cooperate, passing gland 42 by clamp-screw is fixed on and joins on oil jacket 44 step surfaces, described terminal pad 47 upper surfaces are provided with the screw corresponding with the through hole that connects chuck body 12, and chuck body 12 is fixed on the terminal pad 47 by clamping bolt is coaxial; Described oil jacket 44 upper inside wall of joining are provided with to connect near gland 42 positions and join the oilhole C of oil jacket 44 walls, described join oil jacket 44 at oilhole C outer wall mouth place vertically horizontal level be provided with the ring-like oil groove 49 of level one, described oil jacket 44 lower inner wall of joining are provided with to connect near gland 43 positions and join the oilhole D of oil jacket 44 walls, described join oil jacket 44 at oilhole B outer wall mouth place vertically horizontal level be provided with the ring-like oil groove 410. of level one
Wherein, described axle rotary support mechanism 5 comprises bearing holder (housing, cover) 52, bearing group 51, platen 53,54, be located at the oilhole E in the bearing holder (housing, cover) 52, F, described bearing holder (housing, cover) 52 tops are provided with the outer, the outer is provided with screw, fastener is passed screw bearing holder (housing, cover) 52 is fixed on the slide plate 2, on described bearing holder (housing, cover) 52 inwalls, the bottom is provided with step and fixes bearing group 51, the middle part inwall with join oil jacket 44 sealed sliding movingly, on the described bearing holder (housing, cover) inwall 52 with the ring-like oil groove 49 of joining oil jacket 44 outer walls, 410 positions have each one ring-like oil groove of level relatively, on two oil grooves, be respectively equipped with the horizontal seal annular groove on upper/lower positions upper bearing sleeve 52 inwalls, sealing ring is installed in the groove, and oil groove is respectively by oil circuit on bearing holder (housing, cover) 52 walls and the oilhole E that is located at bearing holder (housing, cover) 52 outer wall surface, F is connected; Described bearing group 52 is one group of upper and lower two bearing, and coaxial package is being joined on the oil jacket 44, and outer surface and bearing holder (housing, cover) 52 inner wall surface are adjoint, and interior ring inwall is with to join oil jacket 44 outer walls adjoint; Described bearing holder (housing, cover) 52 upper surfaces are fixed with platen 53, described platen 53 is the through hole disc type, the middle part is to having ring-like projection, platen 53 is fixed on bearing holder (housing, cover) 52 upper surfaces by fastener is coaxial, upper surface and terminal pad 47 lower surfaces are slidingly matched, through-hole wall with join oil jacket 44 outer walls and be slidingly matched, the projection outer side edges is with adjoint in bearing holder (housing, cover) 52 upper inside wall, bottom is fixed bearing group 51 top outer race upper surfaces; Described bearing holder (housing, cover) 52 lower surfaces are fixed with platen 54, described platen 54 is the through hole disc type, the middle part upwards is provided with ring-like projection, platen 54 is fixed on bearing holder (housing, cover) 52 lower surfaces by fastener is coaxial, through-hole wall with join oil jacket 44 outer walls and be slidingly matched, the projection outer side edges is with adjoint in bearing holder (housing, cover) 52 upper inside wall, and the top is fixed bearing group 51 following outer race lower surfaces; Described platen 54 is by the coaxial end cap 55 that is fixed with of fastener, coaxial oscillating oil cylinder 3 upper surfaces that are fixed on of end cap, described end cap 55 centers have through hole, drive sleeve 56 is passed through hole, be fixed on the gland 43, described drive sleeve 56 is a hollow structure, and the upper end is fixed on the gland 43 by fastener, the lower end is stretched in the oscillating oil cylinder 3 center moment of torsion output sleeve pipes 31, fixes on sleeve pipe 31 by flat key 57.
Wherein, described dividing and positioning mechanism 6 comprise be installed in oscillating oil cylinder 3 piston rod two ends near gauge tap.
Wherein, described retaining mechanism 7 comprises at least three locking cylinder devices 71 along main axis rotation supporting mechanism 5 circumference uniform distributions, described locking cylinder device 71 comprises locking cylinder 72, support bar 73, carrier bar 74, pressing plate 75, the piston rod upper end is connected by the bearing pin hinge with pressing plate 75 rear ends in the described locking cylinder 72, the lower surface is fixed on the slide plate 2, described support bar 73 lower ends are fixed on bearing holder (housing, cover) 52 outer upper surfaces, the upper end is hinged with carrier bar 74 lower ends, described carrier bar 74 upper ends and the hinge joint of pressing plate 75 stage casings, and pressing plate 74 front end dops stretch in the retaining ring connected in star 48 of terminal pad 47.
Wherein, described locking cylinder 72 comprises the piston 76 that is slidingly matched with cylinder body that is installed in the cylinder body 79, and the piston upper surface is provided with piston rod 77, and described piston rod 77 passes oil cylinder cover 78 centre bores, be slidingly matched with it, cylinder body 75 upper and lowers are respectively equipped with oilhole G and H.
Wherein, oilhole E, F, G, H link to each other with hydraulic system.
As Fig. 1～shown in Figure 4, the spindle nose bevel milling machine workpiece location calibration clamping device of present embodiment mainly comprises power chuck mechanism 1, slide plate 2, clamping cylinder device 4, main axis rotation supporting mechanism 5, dividing and positioning mechanism 6, retaining mechanism 7. wherein, power chuck 1 is the spindle nose workpiece clamping mechanism, power chuck 1 converts the axially-movable that chuck clamps piston bush 11 to claw 13 move radially by internal conversion mechanism, clamping cylinder device 4 axis help pull a cart 41 under the oil cylinder effect axially the motion, the 41 big ends of helping pull a cart are spirally connected with the interior clamping piston cover 11 of power chuck 1 central through hole, drive clamping piston cover 11 and do axially-movable, realize that claw 13 radially clamps, unclamp the action of workpiece; Main axis rotation supporting mechanism 5 vertical suits are fixed on the slide plate 2, maintain static, clamping cylinder device 4 passes through bearing group 51 coaxial packages in main axis rotation supporting mechanism 5 inside, oscillating oil cylinder 3 output torques are by drive sleeve 56, make clamping cylinder device 4 drive chuck mechanism 1 rotation of end face fixed thereon, the angle of rotation and position are by dividing and positioning mechanism 6 controls that are installed on the oscillating oil cylinder 3, after the position is determined, the dop locking terminal pad 47 of retaining mechanism 7 is realized positioning and locking.
Clamping cylinder device 4 comprises by the hollow step helps pull a cart 41, fix the piston 45 on it, gland 42, gland 43, join oil jacket 44 and constitute an oil cylinder mechanism, join oil jacket 44 inner chambers and be equivalent to oil cylinder, piston 45 drives 41 reciprocating motions of helping pull a cart under the hydraulic oil effect in oil cylinder, hydraulic oil is by the bearing holder (housing, cover) 52 inwalls annular oil groove 49 relative with joining oil jacket 44 outer walls, 410, realization is joined oil to rotatable clamping cylinder device 4, and terminal pad 47 upwards tightens up Connection Card disc mechanism 1, tightens up downwards to connect to join oil jacket 44, chuck mechanism 1 and clamping cylinder device 4 are become one, can rotate simultaneously.
Main axis rotation supporting mechanism 5 comprises bearing group 51, bearing holder (housing, cover) 52, platen 53, platen 54, end cap 55, drive sleeve 56, main axis rotation supporting mechanism 5 suits are fixed on the slide plate 2, main axis rotation supporting mechanism 5 provides support for clamping cylinder device 4, transmit workpiece weight to platen, make it and to rotate, it is that device 4 oil cylinders are joined oil that while bearing holder (housing, cover) 52 is offered oil circuit, transmits rotation torques by drive sleeve 56.
Dividing and positioning mechanism 6 comprises and is installed in controlling near switch of oscillating oil cylinder 3 piston rod two ends.Oscillating oil cylinder 3 produces moment of torsion and is passed to device 4 by drive sleeve 56, and then drive chuck mechanism 1 rotates, workpiece 8 is rotated, and rotation calibration signal is by being installed in realizing near switch of oscillating oil cylinder 3 piston rod two ends, and indexing accuracy mainly guarantees by oscillating oil cylinder 3.
Retaining mechanism 7 comprises three locking cylinder devices 71 along main axis rotation supporting mechanism 5 circumference uniform distributions, rotate back three locking cylinder devices 71 at device 4 calibration, terminal pad 47 is locked on the gland 53, make whole rotating part fixing locked, prevent interrupted milling drag impact, guarantee the machining accuracy of processed spindle nose workpiece.
In concrete the enforcement, chuck mechanism 1 is a K52-400 type wedge-type through hole power chuck, fixedlys connected with terminal pad 47 by 5 M12X80 hexagon socket cap head screws.
Bearing holder (housing, cover) 52 is fixed on the slide plate 2 of milling machine by peripheral 6 M12X35 hexagon socket cap head screws, gland 53 is fixed on the bearing holder (housing, cover) 52 by 6 M12X30 hexagon socket cap head screws, and compress bearing group 51 top outer races, bearing is 61938 ball bearings, gland 54 is fixed on the bearing holder (housing, cover) 52 by 6 M12X30 hexagon socket cap head screws, compress bearing group 51 following outer races, end cap 55 is fixed on the gland 54 by 6 M12X30 hexagon socket cap head screws, is used to locate the transmission and the unification of benchmark; Power transmission shaft 56 upper ends are fixed on the gland 54 by 6 M10X25 hexagon socket cap head screws, and the lower end fixes in oscillating oil cylinder 3 center moment of torsion output sleeve pipes 31 by 2 18X70 general flat keys 57, the transmission of part rotation torque before and after being used for.
Oscillating oil cylinder 3 is TOBKD-50, and the location calibration is 90 °, and its upper surface is fixed on end cap 55 bottoms by 6 M10X25 hexagon socket cap head screws.
Locking cylinder pressing plate 75 is formed the hinge press plate mechanism by carrier bar 74, support bar 73 and bearing pin, piston rod 77 pumps and realizes the locked journey of whole device, oil cylinder cover 78 is fixed on the cylinder body 79 by 4 M6X16 hexagon socket cap head screws, and cylinder body 79 is fixed on the milling machine slide plate 2 by 6 M6X20 hexagon socket cap head screws.
During actual the use, at first carry out the clamping and positioning of workpiece.Positioning sleeve and location-plate are installed on chuck mechanism 1, guarantee workpiece spindle to the angle accurate positioning, avoid workpiece to cross the location.Get the spindle nose workpiece 8 that needs processing quartering groove inclined-plane, small end is put into chuck mechanism 1 through hole downwards, its small end head deploy hollow help pull a cart 41 the cover in, after being placed to correct position, the primer fluid press mechanism, piston 45 in the clamping device 4, gland 42 and join oil jacket 44 and constitute the oil cylinder epicoeles, piston 45, gland 43 with join oil jacket 44 and constitute the oil cylinder cavity of resorptions, in the epicoele hydraulic oil by oilhole C through join on oil jacket 44 outer wall surface with bearing holder (housing, cover) 52 inner wall surface on relative horizontal annular oil groove 49, from oilhole E backflow fuel tank; Hydraulic oil is through oilhole F in the fuel tank, by join on oil jacket 44 outer wall surface with bearing holder (housing, cover) 52 inner wall surface on relative horizontal annular oil groove 410, inject cavity of resorption from oilhole D, promote to move on the piston 45, the drive 41 upwards axially-movables of helping pull a cart, chuck clamps on the piston bush 11 and moves, the motion of claw 13 radial centripetal, clamping work pieces.After the adjustment workpiece makes it to reach correct position, the primer fluid press mechanism drives retaining mechanism 7, hydraulic oil flows out from each locking cylinder 71 upper oil chamber, the bottom oil pocket flows into, piston rod 77 upwards axially-movables, and pressing plate 75 rear ends are made progress by jack-up, form the hinge press plate mechanism by carrier bar 74, support bar 73 and bearing pin, produce pressing plate 75 front end pressure heads downward compress action, terminal pad 47 is locked on the gland 53, make whole rotating part fixing locked.
Carry out repeatedly the calibration location then.After finishing the first time location of workpiece, workpiece is begun to carry out first groove angular milling processing, after finishing, carry out second time and locate.At first the primer fluid press mechanism drives retaining mechanism 7, hydraulic oil flows out from each locking cylinder 71 bottom oil pocket, upper oil chamber flows into, piston rod 77 downward axially-movables, leave behind in pressing plate 75 rear ends, form the hinge press plate mechanism by carrier bar 74, support bar 73 and bearing pin, produce the action of unclamping that pressing plate 75 front end pressure heads make progress, terminal pad 47 can be slidingly matched with gland 53.The primer fluid press mechanism drives oscillating oil cylinder 3,90 ° of signals of rotation calibration are realized by the dividing and positioning mechanism 6 that is installed in oscillating oil cylinder 3 piston rod two ends, according to the calibration signal, produce moment of torsion and be passed to clamping device 4 by drive sleeve 56, drive chuck mechanism 1 half-twist, the workpiece half-twist repeats the locked action of retaining mechanism 7 then, finish location for the second time, workpiece is carried out second groove angular milling processing.After finishing, repetition localization step is for the second time located for the third time, finishes the 3rd groove angular milling processing, repeats once more, finishes the 4th groove angular milling processing.
After machining, the primer fluid press mechanism, hydraulic oil backflow fuel tank in the oil cylinder cavity of resorption in the clamping device 4, hydraulic oil injects epicoele in the fuel tank, and piston 45 moves down, and helps pull a cart 41, chuck clamps piston bush 11 and axially move down, and claw 13 is centrifugal motion radially, unclamps workpiece 8.Finish the processing of a workpiece.
Above embodiment only is used to illustrate the utility model; and be not to restriction of the present utility model; the those of ordinary skill in relevant technologies field; under the situation that does not break away from spirit and scope of the present utility model; can also make various variations; therefore all technical schemes that are equal to also belong to category of the present utility model, and workpiece of the present utility model location calibration clamping device also goes for other machine tools, and scope of patent protection of the present utility model should be defined by the claims.
Claims (7)
1. a spindle nose bevel milling machine workpiece location calibration clamping device comprises power chuck mechanism (1), slide plate (2), oscillating oil cylinder (3), it is characterized in that, described workpiece location calibration clamping device also comprises:
Power chuck mechanism (1) is fixed on the terminal pad (47) of clamping cylinder device (4) by fastener, clamping piston cover (11) is spirally connected with (41) head of helping pull a cart of clamping cylinder device (4) in its central through hole, clamping cylinder device (4) is by the inside of bearing group (51) coaxial package in main axis rotation supporting mechanism (5), the vertical suit of main axis rotation supporting mechanism (5) is fixed on the slide plate (2), oscillating oil cylinder (3) is sleeved on the end of clamping cylinder device (4) and by coaxial main axis rotation supporting mechanism (5) end that is fixed on of fastener, dividing and positioning mechanism (6) is fixed on the oscillating oil cylinder (3), and retaining mechanism (7) is fixed on the slide plate (2) along main axis rotation supporting mechanism (5) circumference uniform distribution.
2. workpiece according to claim 1 location calibration clamping device, it is characterized in that: described clamping cylinder device (4) comprises hollow step help pull a cart (41), and the gland (42) that is set in pars infrasegmentalis on it, be sleeved on the gland (43) of its hypomere near the bottom, with fixing gland (42), the tubular of gland (43) is joined oil jacket (44), gland (42) and gland (43) center bore inner wall are provided with twice horizontal seal annular groove at least, sealing ring is installed in the groove, help pull a cart (41), gland (42), gland (43) three's sealed sliding movingly, described hollow step (41) the head outer surface of helping pull a cart is provided with screw thread, be spirally connected fixing with clamping piston cover (11) in power chuck mechanism (1) central through hole, the stage casing is provided with to getting out of a predicament or an embarrassing situation, adjacent step lower side suit is fixed with piston (45), adjacent piston (45) downside is provided with at least one locking nut (46) suit and is screwed onto the hollow step and helps pull a cart on (41), described piston (45) outer surface is provided with twice horizontal seal annular groove at least, sealing ring is installed in the groove, and joins between oil jacket (44) inwall and be slidingly matched; Described joining on the oil jacket (44), the lower surface inwardly is axially arranged with step, step surface and gland (42), gland (43) outer cooperates, by clamp-screw with gland (42), gland (43) is fixed on, on the leave from office terrace, join oil jacket (44) upper end and be provided with terminal pad (47), described terminal pad (47) is the through hole tray type structure, its outer facade inwardly has retaining ring connected in star (48), the central through hole part is to having boss, the boss outer rim with join the upright inwall of oil jacket (44) step surface outward and cooperate, passing gland (42) by clamp-screw is fixed on and joins on oil jacket (44) step surface, described terminal pad (47) upper surface is provided with and the corresponding screw of through hole that connects chuck body (12), and chuck body (12) is fixed on the terminal pad (47) by clamping bolt is coaxial; Described oil jacket (44) upper inside wall of joining is provided with to connect near gland (42) position and joins the oilhole C of oil jacket (44) wall, described join oil jacket (44) at oilhole C outer wall mouth place vertically horizontal level be provided with one ring-like oil groove of level (49), described oil jacket (44) lower inner wall of joining is provided with to connect near gland (43) position and joins the oilhole D of oil jacket (44) wall, described join oil jacket (44) at oilhole B outer wall mouth place vertically horizontal level be provided with one ring-like oil groove of level (410).
3. workpiece according to claim 2 location calibration clamping device, it is characterized in that: described axle rotary support mechanism (5) comprises bearing holder (housing, cover) (52), bearing group (51), platen (53), (54), be located at the oilhole E in the bearing holder (housing, cover) (52), F, described bearing holder (housing, cover) (52) top is provided with the outer, the outer is provided with screw, fastener is passed screw bearing holder (housing, cover) (52) is fixed on the slide plate (2), on described bearing holder (housing, cover) (52) inwall, the bottom is provided with step and fixes bearing group (51), the middle part inwall with join oil jacket (44) sealed sliding movingly, on the described bearing holder (housing, cover) inwall (52) with the ring-like oil groove (49) of joining oil jacket (44) outer wall, (410) position has each one ring-like oil groove of level relatively, on two oil grooves, be respectively equipped with the horizontal seal annular groove on upper/lower positions upper bearing sleeve (52) inwall, sealing ring is installed in the groove, and oil groove is respectively by oil circuit on bearing holder (housing, cover) (52) wall and the oilhole E that is located at bearing holder (housing, cover) (52) outer wall surface, F is connected; Described bearing group (52) is one group of upper and lower two bearing, and coaxial package is being joined on the oil jacket (44), and outer surface and bearing holder (housing, cover) (52) inner wall surface is adjoint, and interior ring inwall is with to join oil jacket (44) outer wall adjoint; Described bearing holder (housing, cover) (52) upper surface is fixed with platen (53), described platen (53) is the through hole disc type, the middle part is to having ring-like projection, platen (53) is fixed on bearing holder (housing, cover) (52) upper surface by fastener is coaxial, upper surface and terminal pad (47) lower surface is slidingly matched, through-hole wall with join oil jacket (44) outer wall and be slidingly matched, the projection outer side edges is with adjoint in bearing holder (housing, cover) (52) upper inside wall, bottom is fixed bearing group (51) top outer race upper surface; Described bearing holder (housing, cover) (52) lower surface is fixed with platen (54), described platen (54) is the through hole disc type, the middle part upwards is provided with ring-like projection, platen (54) is fixed on bearing holder (housing, cover) (52) lower surface by fastener is coaxial, through-hole wall with join oil jacket (44) outer wall and be slidingly matched, the projection outer side edges is with adjoint in bearing holder (housing, cover) (52) upper inside wall, and the top is fixed the following outer race lower surface of bearing group (51); Described platen (54) is by the coaxial end cap (55) that is fixed with of fastener, coaxial oscillating oil cylinder (3) upper surface that is fixed on of end cap, described end cap (55) center has through hole, drive sleeve (56) is passed through hole, be fixed on the gland (43), described drive sleeve (56) is a hollow structure, and the upper end is fixed on the gland (43) by fastener, the lower end is stretched in oscillating oil cylinder (3) the center moment of torsion output sleeve pipe (31), fixes on sleeve pipe (31) by flat key (57).
4. workpiece according to claim 2 location calibration clamping device is characterized in that: described dividing and positioning mechanism (6) comprise be installed in oscillating oil cylinder (3) piston rod two ends near gauge tap.
5. calibration workpiece location, location according to claim 2 calibration clamping device, it is characterized in that: described retaining mechanism (7) comprises along at least three locking cylinder devices (71) of main axis rotation supporting mechanism (5) circumference uniform distribution, described locking cylinder device (71) comprises locking cylinder (72), support bar (73), carrier bar (74), pressing plate (75), the piston rod upper end is connected by the bearing pin hinge with pressing plate (75) rear end in the described locking cylinder (72), the lower surface is fixed on the slide plate (2), described support bar (73) lower end is fixed on bearing holder (housing, cover) (52) outer upper surface, the upper end is hinged with carrier bar (74) lower end, described carrier bar (74) upper end and the hinge joint of pressing plate (75) stage casing, pressing plate (74) front end dop stretches in the retaining ring connected in star (48) of terminal pad (47).
6. workpiece according to claim 5 location calibration clamping device, it is characterized in that: described locking cylinder (72) comprises the piston (76) that is slidingly matched with cylinder body that is installed in the cylinder body (79), the piston upper surface is provided with piston rod (77), described piston rod (77) passes oil cylinder cover (78) centre bore, be slidingly matched with it, cylinder body (75) upper and lower is respectively equipped with oilhole G and H.
7. according to the described workpiece of the arbitrary claim of claim 2～6 location calibration clamping device, it is characterized in that: oilhole E, F, G, H link to each other with hydraulic system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200920249U CN201455372U (en) | 2009-07-29 | 2009-07-29 | Positioning and scale-dividing clamping device for milling machine work-piece with grooved shaft head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200920249U CN201455372U (en) | 2009-07-29 | 2009-07-29 | Positioning and scale-dividing clamping device for milling machine work-piece with grooved shaft head |
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| Publication Number | Publication Date |
|---|---|
| CN201455372U true CN201455372U (en) | 2010-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200920249U Expired - Fee Related CN201455372U (en) | 2009-07-29 | 2009-07-29 | Positioning and scale-dividing clamping device for milling machine work-piece with grooved shaft head |
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| CN (1) | CN201455372U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102491236A (en) * | 2011-12-12 | 2012-06-13 | 天津重型装备工程研究有限公司 | Steel rope pull-type 180-degree turning device |
| CN103364254A (en) * | 2013-07-17 | 2013-10-23 | 中国科学院自动化研究所 | Position-adjustable optical projection tomography system sample fixing device |
| CN105033756A (en) * | 2015-07-13 | 2015-11-11 | 常州信息职业技术学院 | Hydraulic indexing clamping device |
| CN105666174A (en) * | 2016-04-25 | 2016-06-15 | 苏州市职业大学 | Parallelogram centering clamping device |
| CN109968113A (en) * | 2019-04-24 | 2019-07-05 | 无锡市嘉科机械有限公司 | Chuck is used in Automobile flywheel grinding |
| CN110076573A (en) * | 2019-06-01 | 2019-08-02 | 台州沃尔富机床有限公司 | Bore milling integral type machining tool |
| CN113909582A (en) * | 2021-09-22 | 2022-01-11 | 理文科技(山东)股份有限公司 | Face tooth broaching fixture |
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- 2009-07-29 CN CN2009200920249U patent/CN201455372U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102491236A (en) * | 2011-12-12 | 2012-06-13 | 天津重型装备工程研究有限公司 | Steel rope pull-type 180-degree turning device |
| CN103364254A (en) * | 2013-07-17 | 2013-10-23 | 中国科学院自动化研究所 | Position-adjustable optical projection tomography system sample fixing device |
| CN103364254B (en) * | 2013-07-17 | 2016-06-08 | 中国科学院自动化研究所 | The optical projection computed tomography (SPECT) system sample stationary installation that a kind of position is adjustable |
| CN105033756A (en) * | 2015-07-13 | 2015-11-11 | 常州信息职业技术学院 | Hydraulic indexing clamping device |
| CN105033756B (en) * | 2015-07-13 | 2017-05-17 | 常州信息职业技术学院 | Hydraulic indexing clamping device |
| CN105666174A (en) * | 2016-04-25 | 2016-06-15 | 苏州市职业大学 | Parallelogram centering clamping device |
| CN109968113A (en) * | 2019-04-24 | 2019-07-05 | 无锡市嘉科机械有限公司 | Chuck is used in Automobile flywheel grinding |
| CN109968113B (en) * | 2019-04-24 | 2023-10-03 | 无锡市嘉科机械有限公司 | Chuck for grinding automobile flywheel |
| CN110076573A (en) * | 2019-06-01 | 2019-08-02 | 台州沃尔富机床有限公司 | Bore milling integral type machining tool |
| CN110076573B (en) * | 2019-06-01 | 2024-02-23 | 台州沃尔富机床有限公司 | Drilling and milling integrated machine tool |
| CN113909582A (en) * | 2021-09-22 | 2022-01-11 | 理文科技(山东)股份有限公司 | Face tooth broaching fixture |
| CN113909582B (en) * | 2021-09-22 | 2022-08-16 | 理文科技(山东)股份有限公司 | End face tooth broaching fixture |
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Granted publication date: 20100512 Termination date: 20120729 |