CN112139918A - Multi-station ultra-fine grinder - Google Patents
Multi-station ultra-fine grinder Download PDFInfo
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- CN112139918A CN112139918A CN202010964903.7A CN202010964903A CN112139918A CN 112139918 A CN112139918 A CN 112139918A CN 202010964903 A CN202010964903 A CN 202010964903A CN 112139918 A CN112139918 A CN 112139918A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/02—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding grooves, e.g. on shafts, in casings, in tubes, homokinetic joint elements
- B24B19/06—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding grooves, e.g. on shafts, in casings, in tubes, homokinetic joint elements for grinding races, e.g. roller races
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0023—Other grinding machines or devices grinding machines with a plurality of working posts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B35/00—Machines or devices designed for superfinishing surfaces on work, i.e. by means of abrading blocks reciprocating with high frequency
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/16—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces performing a reciprocating movement, e.g. during which the sense of rotation of the working-spindle is reversed
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a multi-station super-fine grinder which comprises a rack, wherein a chute is arranged on the rack, a material returning hydraulic cylinder is also fixed on the rack, a driving part is matched on the chute, a transmission motor is fixed on the driving part, the material returning hydraulic cylinder is matched with the driving part, a transmission roller set is installed in the rack, the transmission roller set can be respectively matched with the driving part and the transmission motor, a plurality of positioning sleeves are installed on the transmission roller set, bearing rings can be placed in the positioning sleeves, an oilstone swinging mechanism is also installed on the rack, the oilstone swinging mechanism comprises a plurality of oilstone storehouses and rotating shafts, and the oilstone storehouses can be matched with the bearing rings through the rotating shafts; has the advantages that: the transmission roller group is propped open through the supporting plates, so that the whole machining process of the bearing ring is free from axial movement, and the machining efficiency of the bearing ring is improved; through the oilstone of different granularities in the oilstone library, the rough super machining and the fine super machining of the bearing ring can be realized, through the cooperation of the transposition air cylinder and the clamp group, the automatic replacement of the rough super machining and the fine super machining is realized, the machining quality is improved, and the machining efficiency is also improved.
Description
Technical Field
The invention relates to the field of bearing machining, in particular to a multi-station superfine grinding machine.
Background
The roughness of the deep groove ball bearing channel directly influences the overall performance of the bearing, so that the superfinishing process of the bearing can not only improve the roughness of the channel surface, reduce the waviness and improve the roundness, but also cut off a surface deterioration layer formed during grinding, improve the surface bearing area and the lubricating effect, and enable the surface layer to have residual compressive stress, so as to be beneficial to improving the contact fatigue strength, and finally achieve the purposes of reducing vibration and noise and prolonging the service life of the bearing.
The existing bearing channel superfinishing machine basically adopts a large number of electric control systems, has poor anti-interference capability and high requirement on working environment, and needs frequent stop, start and wait in the working process, thereby greatly reducing the processing efficiency; and the super precision process need be through thick super and smart super processing, and current thick super and smart super processing adopts single oilstone to become swing frequency processing, or adopts the oilstone of different granularities to carry out the branch process processing to the race ring, and frequency conversion processing is high though machining efficiency, but its processingquality is relatively poor, and the processingquality of substep processing is higher, but its machining efficiency is lower, and required present urgent need have a bearing super lapping machine that has good processingquality and higher machining efficiency and have high stability.
Disclosure of Invention
The invention provides a multi-station ultra-precision grinder aiming at the situation in the background technology, which effectively solves the situation in the background technology.
In order to solve the technical problem, the invention is solved by the following technical scheme: a multi-station super-fine grinder comprises a rack, wherein a feeding bin group capable of placing a bearing ring to be machined is installed at the upper end of the rack, a feeding bin group is fixed at the lower end of the rack, the feeding bin group is connected with a plurality of stacking slots, the stacking slots are matched with a stacking mechanism, a chute is formed in the left side wall of the rack, a material returning hydraulic cylinder is fixed on the left side wall of the rack, a driving part is matched on the chute and is respectively matched with the stacking mechanism and the feeding bin group, a transmission motor is fixed on the driving part, the material returning hydraulic cylinder is matched with the driving part, a transmission roller group is installed in the rack and is positioned under the feeding bin group, the transmission roller group can be respectively matched with the driving part and the transmission motor, a plurality of positioning sleeves are installed on the transmission roller group, and the bearing ring can be placed in the positioning sleeves, still install oilstone swing mechanism in the frame, oilstone swing mechanism includes locating plate, a plurality of oilstone storehouse and pivot, the locating plate with the frame cooperation, be equipped with a plurality of cams in the pivot, the oilstone storehouse pass through the swinging arms respectively with the locating plate with the cam cooperation, the oilstone storehouse can with the race ring cooperation.
Preferably, still be fixed with overhead gage and lower baffle on the frame left side inner wall, be equipped with uide bushing and constant head tank on the frame left side outer wall, the uide bushing center is equipped with the spline groove, the uide bushing with stack the cooperation of mechanism, the overhead gage with down the baffle all can with feed bin group cooperation, be equipped with a plurality of spacing grooves around the frame on the inside wall, the spacing groove with the cooperation of constant head tank.
Preferably, the feed bin group includes a plurality of feed bins, install automatic feeding device in the feed bin, go up fixed connection between the feed bin, the feed bin group can be followed the frame slides, feed bin group left end is fixed with baffle and backup pad, the baffle can respectively with the overhead gage with baffle cooperation down, the feed bin group includes a plurality of feed troughs down, feed trough end connection has down the groove, fixed connection between the feed trough down, go up the equidistant distribution of horizontal direction between the feed bin, the feed trough be located under the feed bin and with go up the phase-match between the feed bin.
Preferably, the driving part comprises a sliding plate, an L-shaped plate and a supporting plate, the sliding plate is fixedly connected with one end of the L-shaped plate, a guide groove is further formed in the joint of the sliding plate and the L-shaped plate and matched with the sliding groove, a cover plate is connected to the other end of the L-shaped plate and matched with the supporting plate through a push-pull spring, the supporting plate is fixed to the lower end face of the L-shaped plate and matched with the transmission roller set, a convex plate is further arranged on the supporting plate and matched with the stacking mechanism and fixed to the sliding plate, a main belt wheel is connected to the output end of the transmission motor, and the output end of the material returning hydraulic cylinder is connected with the upper end face of the L-shaped plate.
Preferably, the stacking mechanism comprises a plurality of material pushing sleeves, a fixing plate, a top plate and spline rods, the material pushing sleeves can be matched with the stacking grooves, the material pushing sleeves are connected with the fixing plate through connecting rods, the end portions of the fixing plate are respectively connected with the spline rods and the top plate in a fixed mode, the spline rods are axially horizontal, the top plate is perpendicular to the spline rods, the spline rods are matched with the guide sleeves, material pushing springs are further installed on the spline rods, one ends of the material pushing springs are connected with the spline rods, and the other ends of the material pushing springs are connected with the outer wall of the left side of the rack.
Preferably, the driving roller set includes left driving roller and right driving roller, left side driving roller with right driving roller can with the fagging cooperation, left side driving roller one end is connected with left band pulley, right side driving roller one end is connected with right band pulley, left side band pulley with right band pulley all through the belt with the main band pulley cooperation, left side driving roller with install left slider and right slider on the right driving roller respectively, left side slider with right slider all with the constant head tank cooperation, left side slider with connect through reset spring between the right slider, the position sleeve is installed left side driving roller with between the right driving roller respectively and can with left side driving roller with right driving roller cooperation, the position sleeve with go up the feed bin phase-match.
Preferably, the oilstone swing mechanism further comprises a swing motor and a push-pull cylinder, the swing motor is fixed on the left side wall of the rack, the push-pull cylinder is fixed on the right side wall of the rack, the positioning plate can slide along the rear side wall of the rack, a connecting plate is fixed at the right end of the positioning plate, the push-pull cylinder is fixedly connected with the connecting plate through an output end, one end of the rotating shaft is matched with the connecting plate, a spline is arranged on the other end of the rotating shaft and matched with an output shaft sleeve at the output end of the swing motor, a spline groove is arranged in the output shaft sleeve, a plurality of upper positioning blocks and a plurality of side positioning blocks are fixed on the positioning plate, the swing rod is matched with the upper positioning blocks, one end of the swing rod is fixed with the oilstone library, the other end of the swing rod is fixed with a side swing rod, the lower end of the ejector rod is matched with the cam, a swing spring is further installed on the ejector rod, one end of the swing spring is connected with the side positioning block, and the other end of the swing spring is connected with the hinged plate.
Preferably, the oilstone storehouse includes the storehouse body, positioning mechanism, anchor clamps group and the cylinder that replaces, the cylinder that replaces is fixed storehouse external lateral wall and through the pole that replaces with anchor clamps group cooperation, be equipped with a plurality of stop collars on the storehouse body up end, the internal portion bottom in storehouse is equipped with a plurality of location circular slots, anchor clamps group installs internal portion in storehouse and with location circular slot cooperation, positioning mechanism also installs internal portion in storehouse, and respectively with anchor clamps group and stop collar cooperation.
Preferably, the clamp group comprises a fine super clamp, a coarse super clamp, a standby clamp and a pressing plate, the fine super clamp, the coarse super clamp and the standby clamp are fixedly connected with the pressing plate, a clamping plate is further fixed at one end of the pressing plate and matched with the transposition rod, fine super oilstone is installed in the fine super clamp, coarse super oilstone is installed in the coarse super clamp, standby oilstone is installed in the standby clamp, the coarse super oilstone and the standby oilstone have the same granularity and are larger than the granularity of the fine super oilstone, the positioning mechanism comprises a plurality of guide columns, an elastic plate and positioning springs, the upper end of the elastic plate is fixedly connected with the guide columns, the lower end of the elastic plate is matched with the pressing plate, the guide columns are matched with the limiting sleeves, the positioning springs are installed on the guide columns, one end of the positioning springs is contacted with the upper end of the elastic plate, the other end of the connecting rod is contacted with the upper end of the limit sleeve.
The invention has the beneficial effects that: through the connection of the material returning hydraulic cylinder and the sliding plate, the sliding plate slides up and down along the sliding groove under the driving of the material returning hydraulic cylinder, the transmission roller group is further stretched along the positioning groove through the supporting plate, the whole loading and unloading of the bearing ring and the machining process do not need to move axially, the machining efficiency of the bearing ring is further improved, meanwhile, the sliding plate is connected with the loading bin group through a push-pull spring, the loading bin moves down along with the sliding plate in the loading process, the inaccurate loading caused by the overhigh loading bin is prevented, the stacking mechanism can move axially along with the up-and-down movement of the sliding plate through the matching of a convex plate fixed on the supporting plate and a top plate on the stacking mechanism, and the machined bearing ring stacked at the port position of the stacking groove is stacked in order; the oilstone with different granularities in the oilstone library can realize rough-super-machining and fine-super-machining of the bearing ring, meanwhile, the spare oilstone can prevent the oilstone from being worn and abraded more highly and needing to be changed frequently during rough-super-machining, automatic replacement of the rough-super-machining and fine-super-machining processes can be realized through the matching of the transposition air cylinder and the clamp group, further, the rough-super-machining and the fine-super-machining are combined into one process, and the machining efficiency is improved while the machining quality is improved.
Drawings
FIG. 1 is a schematic view a of the present invention.
Fig. 2 is a schematic diagram b of the mechanism of the present invention.
Fig. 3 is a front view of the present invention.
Fig. 4 is a schematic view of the frame structure of the present invention.
Fig. 5 is a schematic view of the driving member structure of the present invention.
Fig. 6 is a schematic view of the stacking mechanism of the present invention.
Fig. 7 is a schematic view of the structure of the drive roller group of the present invention.
Fig. 8 is a schematic structural view of the oilstone swing mechanism of the invention.
Fig. 9 is an enlarged schematic view of the oilstone oscillating mechanism of the invention at part a.
FIG. 10 is a schematic diagram of the structure of the oilstone library of the present invention.
FIG. 11 is a schematic view of the material return state of the present invention.
In the figure: the device comprises a frame 101, a limiting groove 102, an upper baffle 103, a lower baffle 104, a sliding groove 105, a positioning groove 106, a guide sleeve 107, a feeding bin group 201, a fixing plate 202, a baffle 203, a supporting plate 204, a feeding bin group 205, a stacking groove 206, a left driving roller 301, a right driving roller 302, a left belt wheel 303, a right belt wheel 304, a left slider 305, a right slider 306, a return spring 307, a positioning sleeve 308, a bearing ring 4, a sliding plate 501, an L-shaped plate 502, a guide groove 503, a cover plate 504, a supporting plate 505, a convex plate 506, a driving motor 508, a main belt wheel 509, a material returning hydraulic cylinder 510, a push-pull spring 511, a material pushing sleeve 601, a connecting rod 602, a fixing plate 603, a top plate 604, a spline rod 605, a material pushing spring 606, a positioning plate 701, an upper positioning block 703, a side 704, a swinging rod 705, a side swinging rod 706, a hinge plate 707, a top rod, a swinging spring 709, the device comprises an output shaft sleeve 715, an oilstone library 8, a library body 801, a positioning circular groove 802, a limiting sleeve 803, a fine super chuck 901, a coarse super chuck 902, a spare chuck 903, a fine super oilstone 904, a coarse super oilstone 905, a spare oilstone 906, a pressing plate 907, a snap plate 908, an elastic plate 111, a guide column 112, a positioning spring 113, a transposition cylinder 121, a transposition rod 122 and a belt 13.
Detailed Description
The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments described herein without the need for inventive work, are within the scope of the present invention.
Embodiment is as shown in fig. 1 to 11, a multi-station ultra-precision grinder, which includes a frame 101, a feeding bin set 201 capable of placing a bearing ring 4 to be processed is installed at the upper end of the frame 101, a feeding bin set 205 is fixed at the lower end of the frame 101, the feeding bin set 205 is connected with three stacking slots 206, the stacking slots 206 are matched with a stacking mechanism, a chute 105 is arranged on the left side wall of the frame 101, a material returning hydraulic cylinder 510 is fixed on the left side inner wall of the frame 101, a driving part is matched on the chute 105, the driving part is respectively matched with the stacking mechanism and the feeding bin set 201, a driving motor 508 is fixed on the driving part, the material returning hydraulic cylinder 510 is matched with the driving part, a driving roller set is installed in the frame 101 and is located under the feeding bin set 201, the driving roller set can be respectively matched with the driving part and the driving motor 508, install three position sleeve 308 on the drive roller set, can place in the position sleeve 308 race ring 4, still install oilstone swing mechanism on the frame 101, oilstone swing mechanism includes locating plate 701, three oilstone storehouse 8 and pivot 710, locating plate 701 with the frame 101 cooperation, be equipped with three cam 711 on the pivot 710, oilstone storehouse 8 pass through swinging arms 705 respectively with locating plate 701 with the cam 711 cooperation, oilstone storehouse 8 can with race ring 4 cooperation.
Still be fixed with baffle 103 and lower baffle 104 on the frame 101 left side inner wall, be equipped with uide bushing 107 and constant head tank 106 on the frame 101 left side outer wall, uide bushing 107 center is equipped with the spline groove, uide bushing 107 with stack the mechanism cooperation, go up the baffle 103 with down baffle 104 all can with feed bin group 201 cooperation, respectively be equipped with three spacing groove 102 on the inside wall around the frame 101, spacing groove 102 with the cooperation of constant head bushing 308.
The utility model discloses a material loading device, including frame 101, frame 104, baffle 203, backup pad 104, unloading groove group 205, unloading groove 206, unloading groove, fixed connection between feed bin group 201, loading bin group 201 includes three feed bin, install automatic feeding device in the feed bin, go up fixed connection between the feed bin, loading bin group 201 can follow frame 101 slides, loading bin group 201 left end is fixed with baffle 203 and backup pad 204, baffle 203 can respectively with overhead gage 103 with baffle 104 cooperation down, unloading groove group 205 includes three unloading groove, unloading groove end connection has stack groove 206, fixed connection between the unloading groove, go up the equidistant distribution of horizontal direction between the feed bin, unloading groove be located under the loading bin and with go up the phase-match between the feed bin.
The driving component comprises a sliding plate 501, an L-shaped plate 502 and a supporting plate 505, the sliding plate 501 is fixedly connected with one end of the L-shaped plate 502, a guide groove 503 is further arranged at the joint of the sliding plate 501 and the L-shaped plate 502, the guide groove 503 is matched with the sliding groove 105, a cover plate 504 is connected to the other end of the L-shaped plate 502, the cover plate 504 is matched with the supporting plate 204 through a push-pull spring 511, the supporting plate 505 is fixed to the lower end face of the L-shaped plate 502, the supporting plate 505 can be matched with the driving roller group, a convex plate 506 is further arranged on the supporting plate 505, the convex plate 506 can be matched with the stacking mechanism, the driving motor 508 is fixed to the sliding plate 501, a main belt wheel 509 is connected to the output end of the driving motor 508, and the output end of the material returning hydraulic cylinder 510 is.
The stacking mechanism comprises three material pushing sleeves 601, a fixing plate 202, a top plate 604 and a spline rod 605, wherein the material pushing sleeves 601 can be matched with the stacking grooves 206, the material pushing sleeves 601 are connected with the fixing plate 202 through a connecting rod 602, the end parts of the fixing plate 202 are respectively and fixedly connected with the spline rod 605 and the top plate 604, the spline rod 605 is axially horizontal, the top plate 604 is perpendicular to the spline rod 605, the spline rod 605 is matched with the guide sleeve 107, a material pushing spring 606 is further installed on the spline rod 605, one end of the material pushing spring 606 is connected with the spline rod 605, and the other end of the material pushing spring is connected with the outer wall of the left side of the rack 101.
Drive roller set includes left drive roller 301 and right drive roller 302, left drive roller 301 with right drive roller 302 can with fagging 505 cooperation, left drive roller 301 one end is connected with left band pulley 303, right drive roller 302 one end is connected with right band pulley 304, left band pulley 303 with right band pulley 304 all through belt 13 with the cooperation of leading pulley 509, left drive roller 301 with install left slider 305 and right slider 306 on the drive roller 302 of the right side respectively, left slider 305 with right slider 306 all with the cooperation of constant head tank 106, left slider 305 with connect through reset spring 307 between the slider 306 of the right side, position sleeve 308 is installed left drive roller 301 with between the drive roller 302 of the right side and respectively with left drive roller 301 with right drive roller 302 cooperation, position sleeve 308 with go up the feed bin phase-match.
The oilstone swing mechanism further comprises a swing motor 713 and a push-pull cylinder 712, the swing motor 713 is fixed on the left side wall of the rack 101, the push-pull cylinder 712 is fixed on the right side wall of the rack 101, the positioning plate 701 can slide along the rear side wall of the rack 101, a connecting plate 714 is fixed at the right end of the positioning plate 701, the push-pull cylinder 712 is fixedly connected with the connecting plate 714 through an output end, one end of the rotating shaft 710 is matched with the connecting plate 714, the other end of the rotating shaft 710 is provided with a spline and matched with an output shaft sleeve 715 at the output end of the swing motor 713, a spline groove is arranged in the output shaft sleeve 715, three upper positioning blocks 703 and three side positioning blocks 704 are fixed on the positioning plate 701, the swing rod 705 is matched with the upper positioning blocks 703, one end of the swing rod 705 is fixed with the oilstone library 8, the other end of the swing rod 706 is fixed with, the push rod 708 is matched with the side positioning block 704, the lower end of the push rod 708 is matched with the cam 711, a swing spring 709 is further installed on the push rod 708, one end of the swing spring 709 is connected with the side positioning block 704, and the other end of the swing spring 709 is connected with the hinge plate 707.
Oilstone storehouse 8 is including storehouse body 801, positioning mechanism, anchor clamps group and transposition cylinder 121, transposition cylinder 121 is fixed storehouse body 801 lateral wall and through transposition pole 122 with anchor clamps group cooperation, be equipped with two stop collar 803 on the storehouse body 801 up end, the inside bottom of storehouse body 801 is equipped with five location circular slots 802, anchor clamps group installs storehouse body 801 inside and with location circular slots 802 cooperation, positioning mechanism also installs inside storehouse body 801, and respectively with anchor clamps group and stop collar 803 cooperation.
The fixture set comprises three chucks and a pressure plate 907, the chucks are respectively a fine super chuck 901, a coarse super chuck 902 and a spare chuck 903, the fine super chuck 901, the coarse super chuck 902 and the spare chuck 903 are all fixedly connected with the pressure plate 907, one end of the pressure plate 907 is also fixedly provided with a snap plate 908, the snap plate 908 is matched with the transposition rod 122, a fine super oilstone 904 is installed in the fine super chuck 901, a coarse super oilstone 905 is installed in the coarse super chuck 902, a spare oilstone 906 is installed in the spare chuck 903, the granularity of the coarse super oilstone 905 and the granularity of the spare oilstone 906 are the same and are all larger than that of the fine super oilstone 904, the positioning mechanism comprises two guide columns 112, an elastic plate 111 and a positioning spring 113, the upper end of the elastic plate 111 is fixedly connected with the guide column 112, the lower end of the elastic plate 111 is matched with the pressure plate 907, and the guide column 112 is matched with the limit sleeve 803, the positioning spring 113 is installed on the guide post 112, one end of the positioning spring 113 is in contact with the upper end of the elastic plate 111, the other end of the positioning spring 113 is in contact with the upper end of the limiting sleeve 803, and when the chuck is located at the middle position of the positioning circular groove 802 in the warehouse body 801, the chuck can be matched with the bearing ring 4.
The specific working process is as follows: when the processing of the bearing ring 4 on the positioning sleeve 308 is completed, the push-pull cylinder 712 is started to drive the whole oilstone swing mechanism to move, so that the oilstone library 8 is separated from the bearing ring 4 on the positioning sleeve 308, the push-pull cylinder 712 is stopped, then the material returning hydraulic cylinder 510 is started to drive the sliding plate 501 to move downwards along the sliding chute 105, and further the left driving roller 301 and the right driving roller 302 slide towards two sides along the positioning groove 106 through the supporting plate 505, so that the distance between the driving roller sets is increased, the return spring 307 is in a stretching state, the bearing ring 4 falls down and rolls along the discharging groove to be in contact with the material pushing sleeve 601, in the downward moving process of the sliding plate 501, the downward moving convex plate 506 drives the stacking mechanism to move rightwards and compress the material pushing spring 606, and further the bearing ring 4 rolled to the port of the stacking groove 206 in the previous material returning process is pushed into the stacking groove 206 and arranged regularly through the material pushing sleeve 601, meanwhile, the sliding plate 501 drives the upper bin to move downwards to the position where the baffle 203 is in contact with the lower baffle 104 through the push-pull spring 511, the push-pull spring 511 is in a compression state at the moment, then the material returning hydraulic cylinder 510 resets to drive the sliding plate 501 to move upwards, the stacking mechanism resets under the action of the material pushing spring 606, the transmission roller set resets under the action of the reset spring 307, in the process that the sliding plate 501 moves upwards, the push-pull spring 511 resets, at the moment, the upper bin set 201 does not move under the action of elasticity and gravity, when the sliding plate 501 moves upwards to a certain position, the automatic feeding device in the upper bin starts, the bearing ring 4 in the upper bin drops into the positioning sleeve 308, then the upper bin set 201 is moved upwards to be in contact with the upper baffle 103 under the stretching state of the push.
Rough and finish and super finishing process, rough super processing, rough super chuck 902 is located middle location circular slot 802 position, rough super oilstone 905 and bearing circle 4 cooperation this moment, then under the drive of swing motor 713, whole oilstone storehouse 8 takes place the swing, realize rough super processing, when rough super processing is accomplished, transposition cylinder 121 starts, and then drive anchor clamps group and move to the precision super chuck 901 and be located middle location circular slot 802, in order to guarantee that the cooperation of fine super oilstone 904 and bearing circle 4 realizes the finish super processing, because the consumption of oilstone is great during rough super processing, in order to prevent frequent change thick super oilstone 905, multiplicable reserve oilstone 906, when thick super oilstone 905 consumes great, move reserve chuck 903 to middle location circular slot 802 through the shrink of transposition cylinder 121 and accomplish rough super processing.
Claims (9)
1. A multi-station ultra-lapping machine comprises a machine frame (101), and is characterized in that: the feeding bin group (201) capable of placing a bearing ring (4) to be processed is installed at the upper end of the rack (101), a feeding trough group (205) is fixed at the lower end of the rack (101), the feeding trough group (205) is connected with a plurality of stacking troughs (206), the stacking troughs (206) are matched with a stacking mechanism, a chute (105) is arranged on the left side wall of the rack (101), a material returning hydraulic cylinder (510) is fixed on the inner wall of the left side of the rack (101), a driving part is matched on the chute (105), the driving part is respectively matched with the stacking mechanism and the feeding bin group (201), a transmission motor (508) is fixed on the driving part, the material returning hydraulic cylinder (510) is matched with the driving part, a transmission roller group is installed in the rack (101) and is positioned under the feeding trough group (201), and the transmission roller group can be respectively matched with the driving part and the transmission motor (508), install a plurality of position sleeves (308) on the drive roller group, can place in position sleeve (308) race ring (4), still install oilstone swing mechanism on frame (101), oilstone swing mechanism includes locating plate (701), a plurality of oilstone storehouse (8) and pivot (710), locating plate (701) with frame (101) cooperation, be equipped with a plurality of cams (711) on pivot (710), oilstone storehouse (8) through swinging arms (705) respectively with locating plate (701) with cam (711) cooperation, oilstone storehouse (8) can with race ring (4) cooperation.
2. The multi-station superfinishing machine of claim 1, wherein: frame (101) left side inner wall is last still to be fixed with overhead gage (103) and lower baffle (104), be equipped with uide bushing (107) and constant head tank (106) on frame (101) left side outer wall, uide bushing (107) center is equipped with the spline groove, uide bushing (107) with stack the mechanism cooperation, overhead gage (103) with down baffle (104) all can with material loading storehouse group (201) cooperation, be equipped with a plurality of spacing grooves (102) around frame (101) on the inside wall, spacing groove (102) with position sleeve (308) cooperation.
3. The multi-station superfinishing machine of claim 2, wherein: go up feed bin group (201) and include a plurality of feed bins of going up, go up and install automatic feeding device in the feed bin, go up fixed connection between the feed bin, go up feed bin group (201) can be followed frame (101) slide, it is fixed with baffle (203) and backup pad (204) to go up feed bin group (201) left end, baffle (203) can respectively with overhead gage (103) with baffle (104) cooperation down, feed bin group (205) include a plurality of lower silos, the feed bin end connection has stack groove (206), fixed connection between the silo down, go up the equidistant distribution of horizontal direction between the feed bin, the feed bin trench be located under the feed bin and with go up the feed bin phase-match.
4. The multi-station superfinishing machine of claim 3, wherein: the driving component comprises a sliding plate (501), an L-shaped plate (502) and a supporting plate (505), the sliding plate (501) is fixedly connected with one end of the L-shaped plate (502), a guide groove (503) is further arranged at the joint of the sliding plate (501) and the L-shaped plate (502), the guide groove (503) is matched with the sliding groove (105), a cover plate (504) is connected with the other end of the L-shaped plate (502), the cover plate (504) is matched with the supporting plate (204) through a push-pull spring (511), the supporting plate (505) is fixed on the lower end face of the L-shaped plate (502), the supporting plate (505) can be matched with the transmission roller group, a convex plate (506) is further arranged on the supporting plate (505), the convex plate (506) can be matched with the stacking mechanism, the transmission motor (508) is fixed on the sliding plate (501), and a main belt wheel (509) is connected with the output end of the transmission motor (508), the output end of the material returning hydraulic cylinder (510) is connected with the upper end face of the L-shaped plate (502).
5. The multi-station superfinishing machine of claim 4, wherein: the stacking mechanism comprises a plurality of material pushing sleeves (601), a fixing plate (202), a top plate (604) and a spline rod (605), the material pushing sleeves (601) can be matched with the stacking grooves (206), the material pushing sleeves (601) are connected with the fixing plate (202) through connecting rods (602), the end portions of the fixing plate (202) are respectively fixedly connected with the spline rod (605) and the top plate (604), the top plate (604) is perpendicular to the spline rod (605), the spline rod (605) is matched with the guide sleeve (107), a material pushing spring (606) is further installed on the spline rod (605), one end of the material pushing spring (606) is connected with the spline rod (605), and the other end of the material pushing spring is connected with the outer wall of the left side of the rack (101).
6. The multi-station superfinishing machine of claim 4, wherein: drive roller set includes left drive roller (301) and right drive roller (302), left drive roller (301) with right drive roller (302) can with fagging (505) cooperation, left drive roller (301) one end is connected with left band pulley (303), right drive roller (302) one end is connected with right band pulley (304), left band pulley (303) with right band pulley (304) all through belt (13) with leading pulley (509) cooperation, left side drive roller (301) with install left slider (305) and right slider (306) on right drive roller (302) respectively, left slider (305) with right slider (306) all with constant head tank (106) cooperation, left slider (305) with connect through reset spring (307) between right slider (306), position sleeve (308) are installed left side drive roller (301) with between right drive roller (302) and can respectively with left side drive roller (301) with right drive roller (302) ) And the positioning sleeve (308) is matched with the feeding bin in a matching way.
7. The multi-station superfinishing machine of claim 1, wherein: the oilstone swing mechanism further comprises a swing motor (713) and a push-pull cylinder (712), the swing motor (713) is fixed on the left side wall of the rack (101), the push-pull cylinder (712) is fixed on the right side wall of the rack (101), the positioning plate (701) can slide along the rear side wall of the rack (101), a connecting plate (714) is fixed at the right end of the positioning plate (701), the push-pull cylinder (712) is fixedly connected with the connecting plate (714) through an output end, one end of the rotating shaft (710) is matched with the connecting plate (714), a spline is arranged at the other end of the rotating shaft (710) and matched with an output shaft sleeve (715) at the output end of the swing motor (713), a plurality of upper positioning blocks (703) and a plurality of side positioning blocks (704) are fixed on the positioning plate (701), the swing rod (705) is matched with the upper positioning blocks (703), and the oilstone library (8) is fixed at, the other end of the side swing rod (706) is fixed, the end of the side swing rod (706) can be hinged with the upper end of a push rod (708) through a hinged plate (707), the push rod (708) is matched with the side positioning block (704), the lower end of the push rod (708) is matched with a cam (711), a swing spring (709) is further installed on the push rod (708), one end of the swing spring (709) is connected with the side positioning block (704), and the other end of the swing spring is connected with the hinged plate (707).
8. The multi-station superfinishing machine of claim 1, wherein: oilstone storehouse (8) can with position sleeve (308) match, oilstone storehouse (8) are including the storehouse body (801), positioning mechanism, anchor clamps group and transposition cylinder (121), transposition cylinder (121) are fixed storehouse body (801) lateral wall and through transposition pole (122) with anchor clamps group cooperation, be equipped with a plurality of stop collar (803) on the storehouse body (801) up end, the inside bottom of the storehouse body (801) is equipped with a plurality of location circular slot (802), anchor clamps group installs storehouse body (801) inside and with location circular slot (802) cooperation, positioning mechanism also installs inside the storehouse body (801), and respectively with anchor clamps group and stop collar (803) cooperation.
9. The multi-station superfinishing machine of claim 8, wherein: the clamp group comprises a fine super clamp (901), a coarse super clamp (902), a spare clamp (903) and a pressing plate (907), wherein the fine super clamp (901), the coarse super clamp (902) and the spare clamp (903) are fixedly connected with the pressing plate (907), one end of the pressing plate (907) is further fixed with a clamping plate (908), the clamping plate (908) is matched with the transposition rod (122), fine super oilstones (904) are installed in the fine super clamp (901), coarse oilstones (905) are installed in the coarse super clamp (902), spare oilstones (906) are installed in the spare clamp (903), the granularity of the coarse oilstones (905) and the granularity of the spare oilstones (906) are the same and are larger than that of the fine super oilstones (904), and the fine super oilstones (904), the coarse oilstones (905) and the spare oilstones (906) can be matched with the bearing ring (4), the positioning mechanism comprises a plurality of guide posts (112), an elastic plate (111) and positioning springs (113), the upper end of the elastic plate (111) is fixedly connected with the guide posts (112), the lower end of the elastic plate (111) is matched with a pressing plate (907), the guide posts (112) are matched with a limiting sleeve (803), the positioning springs (113) are installed on the guide posts (112), one end of each positioning spring (113) is in contact with the upper end of the elastic plate (111), and the other end of each positioning spring is in contact with the upper end of the limiting sleeve (803).
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| CN112139918B (en) | 2022-07-12 |
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