CN102886475A - Bearing inner ring cold mill - Google Patents
Bearing inner ring cold mill Download PDFInfo
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- CN102886475A CN102886475A CN2012103596296A CN201210359629A CN102886475A CN 102886475 A CN102886475 A CN 102886475A CN 2012103596296 A CN2012103596296 A CN 2012103596296A CN 201210359629 A CN201210359629 A CN 201210359629A CN 102886475 A CN102886475 A CN 102886475A
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Abstract
The invention relates to the field of bearing manufacturing equipment, and the purpose is to provide a bearing inner ring cold mill which is convenient in material loading and unloading and has a high efficiency during bearing inner ring processing, and the processed bearing inner ring has good compactness and a longer service life. The bearing inner ring cold mill comprises a lathe body, a connecting seat, a mounting seat, a supporting seat, a grinding wheel, a wheel shaft, a grinding wheel driving device, a swing driving device, a feeding device, a loading and unloading mechanical arm and a blanking groove, wherein the connecting seat is fixedly connected with the lathe body, and the mounting seat is hinged with the connecting seat; the supporting seat is provided with two supporting wheels and is fixedly connected with the lathe body; the grinding wheel is matched with the two supporting wheels to be used for grinding the external circle of the bearing inner ring and a roller raceway, and the periphery of the grinding wheel is provided with a grinding bulge loop; the grinding wheel driving device is used for rotating the grinding wheel and is fixedly connected with the mounting seat, and the swing driving device is used for swinging the mounting seat; the grinding wheel is sheathed outside the wheel shaft and is fixedly connected with the wheel shaft; and the wheel shaft is pivoted with the mounting seat. The bearing inner ring cold mill is convenient in material loading and unloading and has the high efficiency during bearing inner ring processing.
Description
Technical field
The present invention relates to bearing manufacturing equipment field, the discharging of especially a kind of bearing inner race processing fashionable dress makes things convenient for the bearing inner race compactness long bearing inner race cold grinding in good service life after the higher and processing of efficient.
Background technology
The bearing inner race cylindrical needs processing excircles and raceway and requirement on machining accuracy higher; The disclosure of the invention of Chinese patent notification number CN 101513677A a kind of molding cutter of precision bearing inner ring cylindrical, comprise handle of a knife and blade, handle of a knife comprises a lever, the upper end of lever is provided with a joint portion, and blade be used for to be installed; Blade comprises blade body, and the upper and lower part of described blade body is provided with declivous cutting edge, and described declivous cutting edge is comprised of the chamfering at two ends and the Surface Machining section between two chamferings, and the centre of described Surface Machining section is provided with an arc convex.This invention can be to cylindrical and the disposable machine-shaping of raceway of precision bearing inner ring.The weak point that this invention exists is: the bearing inner race compactness official post after the lower and processing of bearing inner race processing fashionable dress discharging trouble efficient is shorter with the life-span, therefore, design the bearing inner race compactness long bearing inner race cold grinding in good service life after the discharging of a kind of bearing inner race processing fashionable dress makes things convenient for the higher and processing of efficient, become problem demanding prompt solution.
Summary of the invention
The objective of the invention is to exist bearing inner race compactness official post after the lower and processing of bearing inner race processing fashionable dress discharging trouble efficient with shorter deficiency of life-span in order to overcome present cylindrical with molding cutter machining bearing inner ring and raceway, the bearing inner race compactness long bearing inner race cold grinding in good service life after the discharging of a kind of bearing inner race processing fashionable dress makes things convenient for the higher and processing of efficient is provided.
Concrete technical scheme of the present invention is:
A kind of bearing inner race cold grinding, the Connection Block that comprises lathe bed, is fixedly connected with lathe bed, with the hinged mount pad of Connection Block, be provided with two bogie wheels and the supporting base that is fixedly connected with lathe bed, cooperate the cylindrical that is used for rolling bearing inner race to be provided with muller, the wheel shaft that rolls bulge loop, oscillatory gearing mechanism, feeding device, fuel manipulator crane tool hand and the blanking groove that is used for rotating muller and the muller drive unit that is fixedly connected with mount pad and is used for swinging mount pad with raceway and periphery with two bogie wheels; Described muller is enclosed within outside the wheel shaft and with wheel shaft and is fixedly connected with, and wheel shaft and mount pad articulate.When this bearing inner race cold grinding used, bearing inner race was put into feeding device successively, and first bearing inner race that fuel manipulator crane tool handgrip is positioned at the feeding device lower end is transferred to and rolls station and roll processing; Roll and add man-hour, two bogie wheels support bearing inner race, and the muller drive unit drives muller and rotates, and oscillatory gearing mechanism swings mount pad and makes muller push down bearing inner race bearing inner race to be rolled, finish cylindrical and the raceway processing of bearing inner race; After first bearing inner race rolled and machines, first bearing inner race of fuel manipulator crane tool handgrip was discharged to blanking groove, and second bearing inner race that will be positioned at the feeding device lower end is transferred to and rolls station and roll processing; This bearing inner race cold grinding machining bearing inner ring fashionable dress discharging makes things convenient for efficient higher.
As preferably, described mount pad comprises pedestal, two front pieces, spacing adjustment screw, locking nut and banking pins; The upper surface of described pedestal is provided with the installation gap that connects with the rear end face of pedestal; Described two front pieces are transversely arranged and be fixedly connected with the front end of pedestal; Described muller is between two front pieces, and wheel shaft articulates with two front pieces respectively; The rear portion of described Connection Block and pedestal lower end is hinged; Described banking pin is fixedly connected with the middle part of pedestal lower end; One end of described spacing adjustment screw passes locking nut and is threaded with upper end and the locking nut of lathe bed respectively.Mount pad is simple and practical, and the height by regulating spacing adjustment screw and with locking nut locking can be regulated the lower dead point position that mount pad rotates.
As preferably, described muller drive unit comprises that the side is provided with output shaft and with the decelerator of motor, the driving pulley that is fixedly connected with the output shaft of decelerator, the driven pulley and the driving-belt that are fixedly connected with an end of wheel shaft; Described decelerator is positioned at the installation gap place and is fixedly connected with pedestal; Described driving pulley is in transmission connection by driving-belt and driven pulley; Described oscillatory gearing mechanism comprises the first oil cylinder and the seat of honour that is fixedly connected with the front portion of the lower end of pedestal; The first cylinder body and the lathe bed of described the first oil cylinder are hinged, and the first cylinder bar and the seat of honour of the first oil cylinder are hinged.Muller drive unit and oscillatory gearing mechanism are simple and practical.
As preferably, described fuel manipulator crane tool hand comprises the sleeve that is provided with cavity and the pedestal that is fixedly connected with the upper end of lathe bed, articulates with the two lateral walls of pedestal, be positioned at pedestal is outer and an end is fixedly connected with an end of sleeve cock arm, telescopic shaft, outer pivoted arm, latch, the tumbler that is used for driving the retractor device of telescopic shaft and is used for the rotation sleeve; The other end of sleeve is provided with the axis hole of the diameter coupling of diameter and telescopic shaft, and the bottom surface of axis hole is provided with the anti-rotating hole that the end face with an end of sleeve connects; One end of telescopic shaft is provided with length successively greater than anti-rotation section and the canned paragraph of anti-rotating hole length; Telescopic shaft is arranged in axis hole, and the end that canned paragraph passes anti-rotating hole and cock arm is fixedly connected with an end of outer pivoted arm, and anti-rotation section and anti-rotating hole are in transmission connection; The other end of cock arm is provided with diameter greater than the pin-and-hole of latch diameter, and an end of pin-and-hole passes pin-and-hole and is fixedly connected with the other end of outer pivoted arm; Described blanking groove is relative with latch and be fixedly connected with pedestal.When fuel manipulator crane tool hand uses, tumbler drives telescopic shaft, cock arm and outer pivoted arm through sleeve and rotates synchronously, retractor device drives telescopic shaft and stretches out and outer pivoted arm and cock arm are thrown off, and is enclosed within bearing inner race that rolling on the latch machine and comes off from latch under the stopping of cock arm and take in receiving vat or the rewinding frame; Sleeve drives telescopic shaft, cock arm and outer pivoted arm and is rotated further, and retractor device drives telescopic shaft and outer pivoted arm is retracted, and outer pivoted arm and cock arm close up, and latch inserts the endoporus of the bearing inner race to be processed that is arranged in the bearing inner race feeding device port of export; Tumbler drives telescopic shaft, cock arm and outer pivoted arm through sleeve and reverses synchronously, is enclosed within the processing stations that bearing inner race to be processed on the latch forwards rolling device to and rolls processing.Fuel manipulator crane tool hand rolls at bearing inner race and adds that to load onto or unload bearing inner race efficient higher-security to rolling device man-hour better.
As preferably, described tumbler comprises hinged the second oil cylinder, two fixed blocks of fixed mount, cylinder body and fixed mount that are fixedly connected with the upper end of pedestal; The opposing end surface of two fixed blocks is provided with the circular groove of embracing sleeve, and two fixed blocks are fixedly connected with, and sleeve is fixedly connected with fixed block; The upper wall of pedestal is provided with the upper hole that connects with cavity; It is hinged that the second cylinder bar of the second oil cylinder passes Kong Yuyi fixed block.Tumbler is simple and practical.
As preferably, described retractor device comprise main side face cam, camshaft, be fixedly connected with an end of camshaft from edge cam, cam chair, stage clip, unilateral bearing and plain thrust bearing; Plain thrust bearing and stage clip are enclosed within outside the other end of telescopic shaft successively, and an end of plain thrust bearing is connected with the end face of the sleeve other end, and the end that the main side face cam is pushed down stage clip is fixedly connected with the end face of the telescopic shaft other end; Cam chair articulates with camshaft by unilateral bearing and is fixedly connected with pedestal.Retractor device is simple and reliable for structure and energy-conservation.
As preferably, the Work-corner of described cock arm and outer pivoted arm is 45 degree or 60 degree or 72 degree; Corresponding with the Work-corner of cock arm and outer pivoted arm, the end profile curve of main side face cam and all be divided into eight sub-contour curves or six sub-contour curves or five the sub-contour curves that are uniformly distributed along the circumference from the end profile curve of edge cam; Every sub-contour curve comprises oblique ascension section, linkage section, upper parallel-segment and lower parallel-segment; Upper parallel-segment and the corresponding angle of lower parallel-segment equate and lay respectively at the relative both sides of linkage section, the two ends of linkage section are connected with an end of upper parallel-segment and an end right angle of lower parallel-segment respectively, the upper end of oblique ascension section is connected with the other end of upper parallel-segment, and the lower end of oblique ascension section is connected with the other end of the lower parallel-segment of an adjacent sub-contour curve; The corresponding angle of described upper parallel-segment is 1:6 to 1:3 with the ratio of the corresponding angle of sub-contour curve; Angle between described oblique ascension section and the upper parallel-segment is that 120 degree are to 150 degree.The end profile curve of main side face cam and convenient from the end profile curve plotting of edge cam.
As preferably, described pedestal is provided with upper limit adjusting bolt and lower limit adjusting bolt; One end of upper limit adjusting bolt is relative with the upper end of another fixed block and be threaded with the upper wall of pedestal, and an end of lower limit adjusting bolt is relative with the lower end of another fixed block and be threaded with the lower wall of pedestal.Upper limit adjusting bolt and lower limit adjusting bolt improve security by the corner that fixed block limits cock arm and outer pivoted arm.
As preferably, described feeding device comprises installing plate, be provided with the oblique material pipe in oblique material road, be provided with perpendicular material road perpendicular material pipe, seat and be slidingly connected with the seat that connects material and the upper end is provided with the expansion link of the groove that connects material connects material; The sidewall of perpendicular material pipe is provided with the side opening that connects with perpendicular material road; Tiltedly the low side in material road is communicated with perpendicular material road by side opening, and tiltedly the material pipe is fixedly connected with installing plate respectively with perpendicular material pipe; The groove that connects material is relative with the lower end in perpendicular material road, and the seat that connects material is fixedly connected with installing plate; The cross sectional shape of the described groove that connects material is V-arrangement; Angle between two bottom surfaces of the described groove that connects material is that 120 degree are to 150 degree.When this materials device uses, put into successively bearing inner race from the upper end in oblique material road, bearing inner race enters perpendicular material road from the lower end in oblique material road through side opening and falls, being positioned at bottom first bearing inner race groove that connected material accepts, the pivoted arm of manipulator forwards first bearing inner race place to, the latch that has on the pivoted arm inserts in the mesopore of bearing inner race, and what pivoted arm drove that first bearing inner race counter-rotating depresses that expansion link forwards rolling device to rolls station processing; After first bearing inner race broke away from expansion link, expansion link resetted, and second bearing inner race falls the groove that connected material and accept; Repeat successively to realize continuous feeding.It is firm that the cross sectional shape of the groove that connects material of the expansion link of feeding device is that V-arrangement is accepted bearing inner race; The angle between two bottom surfaces of groove of connecting material be 120 degree to 150 degree, take into account and accept bearing inner race pivoted arm firm and manipulator and drive bearing inner race and reverse the larger component that presses down is arranged when depressing expansion link.
As preferably, the described seat that connects material comprises fixed head, cover plate, torsionspring, two bearing pins and torsion axis; The bottom of expansion link front end face is provided with locating notch; Cover plate is provided with the waist through hole of the diameter coupling of width and bearing pin, and the length direction of waist through hole is identical with the short transverse of cover plate; Cover plate is positioned at the locating notch place, and two bearing pins distribute up and down and pass respectively waist through hole and be fixedly connected with expansion link; Two bearing pin phases distance laterally is less than the length of waist through hole; The two ends of torsionspring are pushed down respectively in the upper side edge of locating notch and the upper end of cover plate, and torsion axis passes torsionspring and is fixedly connected with the bottom surface of locating notch; Fixed head is fixedly connected with installing plate with the side of cover plate respectively.Connect material the seat and Telescopic rod structure simple, expansion link and the flexibility and reliability of sliding between seat that connects material.
Compared with prior art, the invention has the beneficial effects as follows: one. this bearing inner race cold grinding machining bearing inner ring fashionable dress discharging makes things convenient for efficient higher.Two. mount pad is simple and practical, and the height by regulating spacing adjustment screw and with locking nut locking can be regulated the lower dead point position that mount pad rotates.Three. muller drive unit and oscillatory gearing mechanism are simple and practical.Four. fuel manipulator crane tool hand rolls at bearing inner race and adds that to load onto or unload bearing inner race efficient higher-security to rolling device man-hour better.Five. tumbler is simple and practical.Six. retractor device is simple and reliable for structure and energy-conservation.Seven. the end profile curve of main side face cam and convenient from the end profile curve plotting of edge cam.Eight. upper limit adjusting bolt and lower limit adjusting bolt improve security by the corner that fixed block limits cock arm and outer pivoted arm.Nine. it is firm that the cross sectional shape of the groove that connects material of the expansion link of feeding device is that V-arrangement is accepted bearing inner race; The angle between two bottom surfaces of groove of connecting material be 120 degree to 150 degree, take into account and accept bearing inner race pivoted arm firm and manipulator and drive bearing inner race and reverse the larger component that presses down is arranged when depressing expansion link.Ten. connect material seat and Telescopic rod structure are simple, expansion link and the flexibility and reliability of sliding between seat that connects material.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the structural representation of fuel manipulator crane tool hand among Fig. 1;
Fig. 4 is the B-B cutaway view of Fig. 3;
Fig. 5 is main side face cam and launch schematic diagram from the end profile curve of edge cam among Fig. 3;
Fig. 6 is the structural representation of feeding device among Fig. 1;
Fig. 7 is connect material among Fig. 6 seat and the right view of expansion link.
Among the figure: wheel shaft-1, sub-contour curve-2, oblique ascension section-21, linkage section-22, upper parallel-segment-23, lower parallel-segment-24, mount pad-3, pedestal-31, two front pieces-32, spacing adjustment screw-33, locking nut-34, banking pin-35, installation gap-36, supporting base-4, bogie wheel-41, bolster-42, muller-5, roll bulge loop-51, muller drive unit-6, decelerator-61, output shaft-62, motor-63, driving pulley-64, driven pulley-65, driving-belt-66, oscillatory gearing mechanism-7, the first oil cylinder-71, the first cylinder body-72, the first cylinder bar-73, the seat of honour-74, feeding device-8, installing plate-81, tiltedly the material pipe-82, tiltedly expect road-821, perpendicular material pipe-83, perpendicular material road-831, side opening-832, seat-84 connects material, fixed head-841, cover plate-842, torsionspring-843, bearing pin-844, torsion axis-845, waist through hole-846, expansion link-85, groove-851 connects material, locating notch-852, fuel manipulator crane tool hand-9, pedestal-91, cavity-911, upper hole-912, upper limit adjusting bolt-913, lower limit adjusting bolt-914, sleeve-92, axis hole-921, anti-rotating hole-922, cock arm-93, pin-and-hole-931, telescopic shaft-94, anti-rotation section-941, canned paragraph-942, outer pivoted arm-95, latch-96, retractor device-97, main side face cam-971, camshaft-972, from edge cam-973, cam chair-974, stage clip-975, unilateral bearing-976, plain thrust bearing-977, tumbler-98, fixed mount-981, the second oil cylinder-982, the second cylinder bar-983, fixed block-984, circular groove-985, lathe bed-10, Connection Block-11, blanking groove-12, circulating water cooling device-13, bearing inner race-14.
The specific embodiment
The present invention is described further below in conjunction with shown in the accompanying drawing.
Such as accompanying drawing 1, shown in the accompanying drawing 2: a kind of bearing inner race cold grinding comprises lathe bed 10, the Connection Block 11 that is connected with lathe bed 10 screws, pass through the hinged mount pad 3 of jointed shaft with Connection Block 11, the supporting base 4 that has two bogie wheels 41 and be connected with lathe bed 10 screws, cooperate the cylindrical that is used for rolling bearing inner race and raceway and periphery to have the muller 5 that rolls bulge loop 51 with two bogie wheels 41, wheel shaft 1, the oscillatory gearing mechanism 7 that is used for rotating muller 5 and the muller drive unit 6 that is fixedly connected with mount pad 3 and is used for swinging mount pad 3, feeding device 8, fuel manipulator crane tool hand 9 and blanking groove 12; Described bearing inner race cold grinding has the circulating water cooling device 13 for muller 5 coolings; Described muller 5 is enclosed within outside the wheel shaft 1 and with wheel shaft 1 and is fixedly connected with, and wheel shaft 1 articulates with mount pad 3; Two bogie wheels 41 are hinged by two bolsters 42 with supporting base 4 respectively.
In the present embodiment, described mount pad 3 comprises pedestal 31, two front pieces 32, spacing adjustment screw 33, locking nut 34 and banking pins 35; The upper surface of described pedestal 31 has the installation gap 36 that connects with the rear end face of pedestal 31; Described two front pieces 32 are transversely arranged and be connected with the front end screw of pedestal 31; Described muller 5 is between two front pieces 32, and wheel shaft 1 passes through bearing hinge joint with two front pieces 32 respectively; Described Connection Block 11 is hinged by jointed shaft with the rear portion of pedestal 31 lower ends; Described banking pin 35 is threaded with the middle part of pedestal 31 lower ends; One end of described spacing adjustment screw 33 passes locking nut 34 and is threaded with upper end and the locking nut 34 of lathe bed 10 respectively.
Described muller drive unit 6 comprises that the side has output shaft 62 and with the decelerator 61 of motor 63, the driving pulley 64 that is connected with output shaft 62 keys of decelerator 61, the driven pulley 65 and the driving-belt 66 that are connected with an end key of wheel shaft 1; Described decelerator 61 is positioned at installation gap 36 places and is connected with pedestal 31 screws; Described driving pulley 64 is in transmission connection by driving-belt 66 and driven pulley 65; Described oscillatory gearing mechanism 7 comprises the first oil cylinder 71 and the seat of honour 74 that is connected with the anterior screw of the lower end of pedestal 31; The first cylinder body 72 of described the first oil cylinder 71 is hinged by jointed shaft with lathe bed 10, and the first cylinder bar 73 of the first oil cylinder 71 is hinged by jointed shaft with the seat of honour 74.
Referring to accompanying drawing 3, accompanying drawing 4, accompanying drawing 5, the abscissa in the accompanying drawing 5 is angle coordinate, and ordinate is height coordinate; Described fuel manipulator crane tool hand 9 comprises the sleeve 92 that has cavity 911 and the pedestal 91 that is connected with the upper end screw of lathe bed 10, articulate by two thrust bearings with the two lateral walls of pedestal 91, is positioned at pedestal 91 is outer and ends are connected with an end screw of sleeve 92 cock arm 93, telescopic shaft 94, outer pivoted arm 95, latch 96, is used for driving the retractor device 97 of telescopic shaft 94 and for the tumbler 98 of rotation sleeve 92; The other end of sleeve 92 has the axis hole 921 that diameter cooperates with the diametric clearance of telescopic shaft 94, and the bottom surface of axis hole 921 has the anti-rotating hole 922 that the end face with an end of sleeve 92 connects; One end of telescopic shaft 94 has length successively greater than anti-rotation section 941 and the canned paragraph 942 of anti-rotating hole 922 length; Anti-rotating hole 922 can be polygonal hole or splined hole, the shape of cross section of anti-rotation section 941 and anti-rotating hole 922 coupling and matched in clearance, and in the present embodiment, anti-rotating hole 922 is the regular hexagon hole; Telescopic shaft 94 is arranged in axis hole 921, and canned paragraph 942 passes the end that anti-rotating hole 922 is connected with cock arm and is connected with an end key of outer pivoted arm 95, and anti-rotation section 941 is in transmission connection with anti-rotating hole 922; The other end of cock arm 93 has diameter greater than the pin-and-hole 931 of latch 96 diameters, and an end of pin-and-hole 931 passes pin-and-hole 931 and is threaded with the other end of outer pivoted arm 95; Described blanking groove 12 and latch 96 are relative and be connected with pedestal 91 screws.
Described tumbler 98 can be pneumatic means or hydraulic means or motor-driven electric device etc., in the present embodiment, described tumbler 98 comprises that the fixed mount 981, cylinder body and the fixed mount 981 that are connected with the upper end screw of pedestal 91 are by jointed shaft hinged the second oil cylinder 982, two fixed blocks 984; The opposing end surface of two fixed blocks 984 has 985, two fixed block 984 screws of circular groove of embracing sleeve 92 and connects, and sleeve 92 is connected with fixed block 984 keys; The upper wall of pedestal 91 has the upper hole 912 that connects with cavity 911; The second cylinder bar 983 of the second oil cylinder 982 passes hole 912 and a fixed block 984 is hinged by jointed shaft.
Described retractor device 97 can be that pneumatic means or hydraulic means also can be by motor-driven electric device with rack-and-pinion or bolt and nut pair etc., in the present embodiment, described retractor device 97 comprise main side face cam 971, camshaft 972, with an end one of camshaft 972 consist of from edge cam 973, cam chair 974, stage clip 975, unilateral bearing 976 and plain thrust bearing 977; Plain thrust bearing 977 and stage clip 975 are enclosed within outside the other end of telescopic shaft 94 successively, and an end of plain thrust bearing 977 is connected with the end face of sleeve 92 other ends, and an end and telescopic shaft 94 other end one that main side face cam 971 is pushed down stage clip 975 consist of; Cam chair 974 by unilateral bearing 976 with are connected a thrust bearing and are connected with camshaft 972 pivot joints and with pedestal 91 screws.
The Work-corner of described cock arm 93 and outer pivoted arm 95 is 45 degree or 60 degree or 72 degree; Corresponding with the Work-corner of cock arm 93 and outer pivoted arm 95, the end profile curve of main side face cam 971 and all be divided into eight sub-contour curves 2 or six sub-contour curves 2 or five the sub-contour curves 2 that are uniformly distributed along the circumference from the end profile curve of edge cam 973; In the present embodiment, the rotational angle that described cock arm 93 and outer pivoted arm 95 are set is 60 degree; Corresponding with the rotational angle of cock arm 93 and outer pivoted arm 95, the end profile curve of main side face cam 971 and all be divided into six sub-contour curves 2 that are uniformly distributed along the circumference from the end profile curve of edge cam 973; Every sub-contour curve 2 comprises oblique ascension section 21, linkage section 22, upper parallel-segment 23 and lower parallel-segment 24; Upper parallel-segment 23 and lower parallel-segment 24 corresponding angles equate and lay respectively at the relative both sides of linkage section 22, the two ends of linkage section 22 are connected with an end of upper parallel-segment 23 and an end right angle of lower parallel-segment 24 respectively, the upper end of oblique ascension section 21 is connected with the other end of upper parallel-segment 23, and the lower end of oblique ascension section 21 is connected with the other end of the lower parallel-segment 24 of an adjacent sub-contour curve 2; Described upper parallel-segment 23 corresponding angles are 1:4 with the ratio of sub-contour curve 2 corresponding angles; Angle between described oblique ascension section 21 and the upper parallel-segment 23 is 144 degree.
Described pedestal 91 has upper limit adjusting bolt 913 and lower limit adjusting bolt 914; One end of upper limit adjusting bolt 913 is relative with the upper end of another fixed block 984 and be threaded with the upper wall of pedestal 91, and an end of lower limit adjusting bolt 914 is relative with the lower end of another fixed block 984 and be threaded with the lower wall of pedestal 91.
Described feeding device 8 is referring to accompanying drawing 6, accompanying drawing 7, comprises installing plate 81, the oblique material pipe 82 with oblique material road 821, the perpendicular material pipe 83 with perpendicular material road 831 that are connected with fixed mount 981 screws, seat 84 and be slidingly connected with the seat 84 that connects material and the upper end has the expansion link 85 of the groove 851 that connects material connects material; The sidewall of perpendicular material pipe 83 has the side opening 832 that connects with perpendicular material road 831; Tiltedly the low side in material road 821 is communicated with perpendicular material road 831 by side opening 832, and tiltedly material pipe 82 is expected to manage 83 and is connected with installing plate 81 screws respectively with being connected; The groove 851 that connects material is relative with the lower end in perpendicular material road 831, and the seat 84 of connecting material is fixedly connected with installing plate 81; In the present embodiment, the described seat 84 that connects material comprises fixed head 841, cover plate 842, torsionspring 843, two bearing pins 844 and torsion axis 845; The bottom of expansion link 85 front end faces has locating notch 852; Cover plate 842 has the waist through hole 846 that width cooperates with the diametric clearance of bearing pin 844, and the length direction of waist through hole 846 is identical with the short transverse of cover plate 842; Cover plate 842 is positioned at locating notch 852 places, and two bearing pins 844 distribute up and down and pass respectively waist through hole 846 and be threaded with expansion link 85; Two bearing pin 844 phases distance laterally is less than the length of waist through hole 846; The two ends of torsionspring 843 are pushed down respectively in the upper end of the upper side edge of locating notch 852 and cover plate 842, and torsion axis 845 passes torsionspring 843 and is threaded with the bottom surface of locating notch 852; Fixed head 841 is connected screw with the side of cover plate 842 respectively and is connected with installing plate.The cross sectional shape of the described groove 851 that connects material is V-arrangement; Angle between two bottom surfaces of the described groove 851 that connects material is 140 degree.
When this bearing inner race cold grinding uses, put into successively bearing inner race 14 from the upper end in oblique material road 821, bearing inner race 14 enters perpendicular material road 831 from the lower end in oblique material road 821 through side opening 832 and falls, and is positioned at bottom first bearing inner race 14 groove 851 that connected material and accepts; The second cylinder bar 983 of the second oil cylinder 982 of fuel manipulator crane tool hand 9 stretches out, drive telescopic shaft 94, cock arm 93 and outer pivoted arm 95 and rotate synchronously through fixed block 984, sleeve 92,972 brakings of 976 pairs of camshafts of unilateral bearing, main side face cam 971 is relative to rotating from edge cam 973, under 21 effects of oblique ascension section, face cam 971 drive telescopic shafts 94 in main side stretch out and drive outer pivoted arm 95 throws off gradually with cock arm 93; When main side face cam 971 turns to upper parallel-segment 23 from edge cam 973 relatively, be enclosed within bearing inner race 14 that rolling on the latch 96 machine under the stopping of cock arm 93 from latch 96 comes off income receiving vat or rewinding frame; When main side face cam 971 turns to upper parallel-segment 23 from edge cam 973 relatively, main side face cam 971 drives telescopic shaft 94 and outer pivoted arm 95 is retracted, outer pivoted arm 95 closes up with cock arm 93, and latch 96 inserts the endoporus of first bearing inner race 14 that is arranged in bearing inner race 14 feeding devices 8 ports of export; The second cylinder bar 983 of the second oil cylinder 982 is retracted, drive telescopic shaft 94, cock arm 93 and outer pivoted arm 95 and reverse synchronously through fixed block 984, sleeve 92, this moment, unilateral bearing 976 was not to camshaft 972 brakings, under linkage section 22 effects,, be enclosed within the processing stations that first bearing inner race 14 on the latch 96 forwards rolling device to and roll processing in company with main side face cam 971 counter-rotating from edge cam 973; After first bearing inner race 14 broke away from expansion link 85, expansion link 85 resetted under torsionspring 843 effects, and second bearing inner race 14 falls the groove 851 that connected material and accept; Repeat successively to realize continuous feeding.
Roll and add man-hour, two bogie wheels 41 support bearing inner race 14, the first cylinder bar 73 of the first oil cylinder 71 is retracted, mount pad 3 rotates, make muller 5 push down bearing inner race 14, the motor 63 of decelerator 61 rotates, and drives wheel shaft 1 and muller 5 rotations by driving pulley 64, driving-belt 66 and driven pulley 65, and under the first cylinder bar 73 withdrawal force effects of the first oil cylinder 71, bearing inner race 14 is rolled, finish cylindrical and the raceway processing of bearing inner race 14; Also lock with locking nut 34 by the height of regulating spacing adjustment screw 33, can regulate the lower dead point position that mount pad 3 rotates.
The invention has the beneficial effects as follows: this bearing inner race cold grinding machining bearing inner ring fashionable dress discharging makes things convenient for efficient higher.Mount pad is simple and practical, and the height by regulating spacing adjustment screw and with locking nut locking can be regulated the lower dead point position that mount pad rotates.Muller drive unit and oscillatory gearing mechanism are simple and practical.Fuel manipulator crane tool hand rolls at bearing inner race and adds that to load onto or unload bearing inner race efficient higher-security to rolling device man-hour better.Tumbler is simple and practical.Retractor device is simple and reliable for structure and energy-conservation.The end profile curve of main side face cam and convenient from the end profile curve plotting of edge cam.Upper limit adjusting bolt and lower limit adjusting bolt improve security by the corner that fixed block limits cock arm and outer pivoted arm.It is firm that the cross sectional shape of the groove that connects material of the expansion link of feeding device is that V-arrangement is accepted bearing inner race; The angle that connects material between two bottom surfaces of groove is 144 degree, takes into account to accept bearing inner race pivoted arm firm and manipulator and drive bearing inner race and reverse the larger component that presses down is arranged when depressing expansion link.Connect material the seat and Telescopic rod structure simple, expansion link and the flexibility and reliability of sliding between seat that connects material.
It is apparent to one skilled in the art that the present invention can change into various ways, and such change is not thought and departed from the scope of the present invention.The apparent modification of the technical staff to described field that all are such will be included within the scope of this claim.
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Claims (10)
1. bearing inner race cold grinding, it is characterized in that, the Connection Block that comprises lathe bed, is fixedly connected with lathe bed, with the hinged mount pad of Connection Block, be provided with two bogie wheels and the supporting base that is fixedly connected with lathe bed, cooperate the cylindrical that is used for rolling bearing inner race to be provided with muller, the wheel shaft that rolls bulge loop, oscillatory gearing mechanism, feeding device, fuel manipulator crane tool hand and the blanking groove that is used for rotating muller and the muller drive unit that is fixedly connected with mount pad and is used for swinging mount pad with raceway and periphery with two bogie wheels; Described muller is enclosed within outside the wheel shaft and with wheel shaft and is fixedly connected with, and wheel shaft and mount pad articulate.
2. bearing inner race cold grinding according to claim 1, it is characterized in that: described mount pad comprises pedestal, two front pieces, spacing adjustment screw, locking nut and banking pins; The upper surface of described pedestal is provided with the installation gap that connects with the rear end face of pedestal; Described two front pieces are transversely arranged and be fixedly connected with the front end of pedestal; Described muller is between two front pieces, and wheel shaft articulates with two front pieces respectively; The rear portion of described Connection Block and pedestal lower end is hinged; Described banking pin is fixedly connected with the middle part of pedestal lower end; One end of described spacing adjustment screw passes locking nut and is threaded with upper end and the locking nut of lathe bed respectively.
3. bearing inner race cold grinding according to claim 1 and 2 is characterized in that: described muller drive unit comprises that the side is provided with output shaft and with the decelerator of motor, the driving pulley that is fixedly connected with the output shaft of decelerator, the driven pulley and the driving-belt that are fixedly connected with an end of wheel shaft; Described decelerator is positioned at the installation gap place and is fixedly connected with pedestal; Described driving pulley is in transmission connection by driving-belt and driven pulley; Described oscillatory gearing mechanism comprises the first oil cylinder and the seat of honour that is fixedly connected with the front portion of the lower end of pedestal; The first cylinder body and the lathe bed of described the first oil cylinder are hinged, and the first cylinder bar and the seat of honour of the first oil cylinder are hinged.
4. bearing inner race cold grinding according to claim 1 is characterized in that: described fuel manipulator crane tool hand comprises the sleeve that is provided with cavity and the pedestal that is fixedly connected with the upper end of lathe bed, articulates with the two lateral walls of pedestal, be positioned at pedestal is outer and an end is fixedly connected with an end of sleeve cock arm, telescopic shaft, outer pivoted arm, latch, the tumbler that is used for driving the retractor device of telescopic shaft and is used for the rotation sleeve; The other end of sleeve is provided with the axis hole of the diameter coupling of diameter and telescopic shaft, and the bottom surface of axis hole is provided with the anti-rotating hole that the end face with an end of sleeve connects; One end of telescopic shaft is provided with length successively greater than anti-rotation section and the canned paragraph of anti-rotating hole length; Telescopic shaft is arranged in axis hole, and the end that canned paragraph passes anti-rotating hole and cock arm is fixedly connected with an end of outer pivoted arm, and anti-rotation section and anti-rotating hole are in transmission connection; The other end of cock arm is provided with diameter greater than the pin-and-hole of latch diameter, and an end of pin-and-hole passes pin-and-hole and is fixedly connected with the other end of outer pivoted arm; Described blanking groove is relative with latch and be fixedly connected with pedestal.
5. bearing inner race cold grinding according to claim 4, it is characterized in that: described tumbler comprises hinged the second oil cylinder, two fixed blocks of fixed mount, cylinder body and fixed mount that are fixedly connected with the upper end of pedestal; The opposing end surface of two fixed blocks is provided with the circular groove of embracing sleeve, and two fixed blocks are fixedly connected with, and sleeve is fixedly connected with fixed block; The upper wall of pedestal is provided with the upper hole that connects with cavity; It is hinged that the second cylinder bar of the second oil cylinder passes Kong Yuyi fixed block.
6. bearing inner race cold grinding according to claim 4 is characterized in that: described retractor device comprise main side face cam, camshaft, be fixedly connected with an end of camshaft from edge cam, cam chair, stage clip, unilateral bearing and plain thrust bearing; Plain thrust bearing and stage clip are enclosed within outside the other end of telescopic shaft successively, and an end of plain thrust bearing is connected with the end face of the sleeve other end, and the end that the main side face cam is pushed down stage clip is fixedly connected with the end face of the telescopic shaft other end; Cam chair articulates with camshaft by unilateral bearing and is fixedly connected with pedestal.
7. according to claim or 1 or 4 or 5 or 6 described bearing inner race cold grindings, it is characterized in that: the Work-corner of described cock arm and outer pivoted arm is 45 degree or 60 degree or 72 degree; Corresponding with the Work-corner of cock arm and outer pivoted arm, the end profile curve of main side face cam and all be divided into eight sub-contour curves or six sub-contour curves or five the sub-contour curves that are uniformly distributed along the circumference from the end profile curve of edge cam; Every sub-contour curve comprises oblique ascension section, linkage section, upper parallel-segment and lower parallel-segment; Upper parallel-segment and the corresponding angle of lower parallel-segment equate and lay respectively at the relative both sides of linkage section, the two ends of linkage section are connected with an end of upper parallel-segment and an end right angle of lower parallel-segment respectively, the upper end of oblique ascension section is connected with the other end of upper parallel-segment, and the lower end of oblique ascension section is connected with the other end of the lower parallel-segment of an adjacent sub-contour curve; The corresponding angle of described upper parallel-segment is 1:6 to 1:3 with the ratio of the corresponding angle of sub-contour curve; Angle between described oblique ascension section and the upper parallel-segment is that 120 degree are to 150 degree.
8. bearing inner race cold grinding according to claim 7, it is characterized in that: described pedestal is provided with upper limit adjusting bolt and lower limit adjusting bolt; One end of upper limit adjusting bolt is relative with the upper end of another fixed block and be threaded with the upper wall of pedestal, and an end of lower limit adjusting bolt is relative with the lower end of another fixed block and be threaded with the lower wall of pedestal.
9. bearing inner race cold grinding according to claim 1 is characterized in that: described feeding device comprises installing plate, be provided with the oblique material pipe in oblique material road, be provided with perpendicular material road perpendicular material pipe, seat and be slidingly connected with the seat that connects material and the upper end is provided with the expansion link of the groove that connects material connects material; The sidewall of perpendicular material pipe is provided with the side opening that connects with perpendicular material road; Tiltedly the low side in material road is communicated with perpendicular material road by side opening, and tiltedly the material pipe is fixedly connected with installing plate respectively with perpendicular material pipe; The groove that connects material is relative with the lower end in perpendicular material road, and the seat that connects material is fixedly connected with installing plate; The cross sectional shape of the described groove that connects material is V-arrangement; Angle between two bottom surfaces of the described groove that connects material is that 120 degree are to 150 degree.
10. bearing inner race feeding device according to claim 1 is characterized in that: the described seat that connects material comprises fixed head, cover plate, torsionspring, two bearing pins and torsion axis; The bottom of expansion link front end face is provided with locating notch; Cover plate is provided with the waist through hole of the diameter coupling of width and bearing pin, and the length direction of waist through hole is identical with the short transverse of cover plate; Cover plate is positioned at the locating notch place, and two bearing pins distribute up and down and pass respectively waist through hole and be fixedly connected with expansion link; Two bearing pin phases distance laterally is less than the length of waist through hole; The two ends of torsionspring are pushed down respectively in the upper side edge of locating notch and the upper end of cover plate, and torsion axis passes torsionspring and is fixedly connected with the bottom surface of locating notch; Fixed head is fixedly connected with installing plate with the side of cover plate respectively.
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210359629.6A CN102886475B (en) | 2012-09-25 | 2012-09-25 | Bearing inner ring cold mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210359629.6A CN102886475B (en) | 2012-09-25 | 2012-09-25 | Bearing inner ring cold mill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102886475A true CN102886475A (en) | 2013-01-23 |
| CN102886475B CN102886475B (en) | 2014-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210359629.6A Expired - Fee Related CN102886475B (en) | 2012-09-25 | 2012-09-25 | Bearing inner ring cold mill |
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| Country | Link |
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| CN (1) | CN102886475B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108480532A (en) * | 2018-03-02 | 2018-09-04 | 江苏保捷精锻有限公司 | A kind of full-automatic cold roll broaching equipment and its working method for bearing race part |
| CN108994140A (en) * | 2018-08-31 | 2018-12-14 | 苏州瑞玛精密工业股份有限公司 | Drawing mechanism |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4823581A (en) * | 1986-04-04 | 1989-04-25 | Kazuo Kadotani | Bearing wheel body forming apparatus |
| JP2000024740A (en) * | 1998-07-09 | 2000-01-25 | O S Tec:Kk | Cold forming device of metallic ring |
| CN2647468Y (en) * | 2003-06-23 | 2004-10-13 | 洛阳轴研科技股份有限公司 | Cold ring rolling machine for making middle and small size rings component parts |
| CN2933648Y (en) * | 2006-07-18 | 2007-08-15 | 武汉理工大学 | Precision cold rolling mill ring machine |
| CN202894156U (en) * | 2012-09-25 | 2013-04-24 | 宁波雄狮机械制造有限公司 | Bearing inner ring cold mill |
-
2012
- 2012-09-25 CN CN201210359629.6A patent/CN102886475B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4823581A (en) * | 1986-04-04 | 1989-04-25 | Kazuo Kadotani | Bearing wheel body forming apparatus |
| JP2000024740A (en) * | 1998-07-09 | 2000-01-25 | O S Tec:Kk | Cold forming device of metallic ring |
| CN2647468Y (en) * | 2003-06-23 | 2004-10-13 | 洛阳轴研科技股份有限公司 | Cold ring rolling machine for making middle and small size rings component parts |
| CN2933648Y (en) * | 2006-07-18 | 2007-08-15 | 武汉理工大学 | Precision cold rolling mill ring machine |
| CN202894156U (en) * | 2012-09-25 | 2013-04-24 | 宁波雄狮机械制造有限公司 | Bearing inner ring cold mill |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108480532A (en) * | 2018-03-02 | 2018-09-04 | 江苏保捷精锻有限公司 | A kind of full-automatic cold roll broaching equipment and its working method for bearing race part |
| CN108994140A (en) * | 2018-08-31 | 2018-12-14 | 苏州瑞玛精密工业股份有限公司 | Drawing mechanism |
| CN108994140B (en) * | 2018-08-31 | 2024-04-19 | 苏州瑞玛精密工业股份有限公司 | Deep drawing mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102886475B (en) | 2014-08-06 |
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