CN109483381B - Novel five-axis polishing machine - Google Patents
Novel five-axis polishing machine Download PDFInfo
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- CN109483381B CN109483381B CN201811605198.0A CN201811605198A CN109483381B CN 109483381 B CN109483381 B CN 109483381B CN 201811605198 A CN201811605198 A CN 201811605198A CN 109483381 B CN109483381 B CN 109483381B
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- 238000005498 polishing Methods 0.000 title claims abstract description 125
- 230000007246 mechanism Effects 0.000 claims abstract description 134
- 239000000463 material Substances 0.000 claims abstract description 31
- 230000004308 accommodation Effects 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 10
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- 238000003754 machining Methods 0.000 abstract description 27
- 238000000034 method Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 239000002184 metal Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000000135 prohibitive effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
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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
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
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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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to the technical field of machine tools, in particular to a novel five-axis polishing machine which comprises a polishing mechanism, a lifting frame mechanism, a material bearing mechanism, a sliding frame mechanism and a base mechanism, wherein the polishing mechanism is arranged on the lifting frame mechanism in a sliding mode, the lifting frame mechanism is fixed on the base mechanism, the sliding frame mechanism is arranged on the base mechanism in a sliding mode in a sleeved mode, and the material bearing mechanism is arranged on the sliding frame mechanism in a sliding mode in a sleeved mode. According to the polishing machine, the X, Y, Z axial sliding device and the rotary workpiece placing table are arranged, so that multi-angle rotary machining of workpieces is realized, the requirements of processes such as polishing and polishing on complex curved surfaces such as side circular arcs and cambered surfaces with high precision are met, 4 polishing procedures can be continuously completed by one-time clamping of the workpieces, continuity of the machining process is realized, the problem that five rotating spindles which independently move of a five-axis machining machine tool and five workpiece placing tables which synchronously rotate synchronously work and five workpieces at one time is solved, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of machine tools, in particular to a novel five-axis polishing machine.
Background
The modern manufacturing industry has more and more requirements on digital control equipment, equipment is required to realize high-speed, high-efficiency and high-precision machining of complex parts, and five-axis machining tools are more and more widely applied to modern equipment lines for machining complex parts, and the industrial manufacturing level and efficiency are greatly improved due to the advantages of high precision, flexible programming, capability of machining various complex curved surfaces, capability of machining five surfaces by one-time clamping and the like. With the advancement of technology, in order to further improve the production efficiency, the existing five-axis machine tool tends to perform multi-station processing, however, the price of the five-axis machine tool is expensive, especially the imported five-axis machine tool tends to be prohibitive for many small and medium-sized enterprises in China, and many domestic five-axis machine tools are developed in China, and the price of the five-axis machine tool is much cheaper than that of the imported five-axis machine tool, but basically, the five-axis machine tool has only one turntable and one main shaft, namely only one part can be processed at a time, so that the production efficiency is relatively low. As for the six-axis robot adopted by the current enterprises, the average price is lower than that of a five-axis machine tool, but the six-axis robot has the defects of poor rigidity, small output and the like, and still cannot meet the production requirements of the processing technology.
Disclosure of Invention
In order to overcome the defects and shortcomings in the prior art, the invention aims to provide a novel five-axis polishing machine, which can process a plurality of parts at the same time, and 4 polishing procedures can be continuously completed without clamping the workpiece again, so that the production efficiency is greatly improved.
The aim of the invention is achieved by the following technical scheme: a novel five-axis polishing machine comprises a polishing mechanism, a lifting frame mechanism, a material bearing mechanism, a sliding frame mechanism and a base mechanism;
the polishing mechanism comprises a concave-shaped fixing frame, four-side polishing disc polishing heads, a first driving device and a speed reducer assembly, wherein the four-side polishing disc polishing heads are rotatably arranged on the concave-shaped fixing frame through first rotating shafts arranged in the four-side polishing disc polishing heads, the first driving device is connected with the first rotating shafts in the four-side polishing disc polishing heads through the speed reducer assembly, the first driving device drives the first rotating shafts in the four-side polishing disc polishing heads to drive the four-side polishing disc polishing heads to rotate in grooves of the concave-shaped fixing frame, and the concave-shaped fixing frame is slidably arranged on the lifting frame mechanism;
the lifting frame mechanism comprises a longitudinal fixing frame, a first sliding block, a first sliding rail, a Z-axis screw rod, a first nut piece, a first bearing type fixing piece, a second driving device and a first bearing table, wherein the first sliding rail is fixed on the longitudinal fixing frame, the second driving device is fixed at the upper end of the longitudinal fixing frame, one end of the Z-axis screw rod is connected with the second driving device, the other end of the Z-axis screw rod is rotatably arranged on the longitudinal fixing frame through the first bearing type fixing piece, the first bearing table is fixed with the first sliding block, the first sliding block is slidably sleeved on the first sliding rail, the first nut piece is screwed on the Z-axis screw rod, the first nut piece is fixedly connected with the first bearing table, and the second driving device drives the first bearing table to slide up and down along with the first sliding block on the first sliding rail through the Z-axis screw rod and the first nut piece; the lifting frame mechanism is vertically fixed at one end of the base mechanism, the sliding frame mechanism is sleeved on the base mechanism in a sliding way along the Y axis, and the material bearing mechanism is sleeved on the sliding frame mechanism in a sliding way along the X axis.
Preferably, the material bearing mechanism comprises a bearing frame, a workpiece bearing mechanism, a first X-axis screw rod, a second sliding rail, a sliding rail fixing frame, a second sliding block, a fixing block and a second nut piece, wherein the second nut piece is used for being in threaded connection with the outer side of the first X-axis screw rod, the second nut piece is fixed on the bearing frame, the workpiece bearing mechanism is fixed on the upper plane of the bearing frame through the fixing block, the second sliding rail is fixed on the other side surface of the sliding rail fixing frame, the second sliding block is arranged on the second sliding rail in a sliding manner, the bearing frame is fixedly connected with the second sliding block, and the bearing frame is driven to move along the second sliding rail when the first X-axis screw rod is driven by external force to rotate.
Preferably, the sliding frame mechanism comprises a second bearing table, a third sliding block, a third sliding rail, a second X-axis screw rod, a third nut piece, a third driving device and a fixed base, wherein the fixed base is a groove type, the third driving device is fixed at one end inside the groove of the fixed base, the third sliding rail is fixed at the upper part of the groove ridge of the fixed base, the second bearing table is arranged on the third sliding rail through a sliding sleeve of the third sliding block, one end of the second X-axis screw rod is connected with the third driving device, the second X-axis screw rod is rotationally arranged in the groove of the fixed base, the third nut piece is in threaded connection with the lower part of the second bearing table, the third driving device drives the third nut piece to move along the second X-axis screw rod when driving the second X-axis screw rod to rotate, and drives the second bearing table to slide back and forth along the third sliding rail when the third nut piece moves.
Preferably, the base mechanism comprises a base frame, a fourth slider, a fourth sliding rail, a Y-axis screw rod and a fourth driving device, wherein the fourth sliding rail is arranged on the base frame, the fourth slider is fixed at the lower part of the fixed base, the fourth sliding rail is slidably sleeved on the fourth slider, the fourth driving device is fixed on the base frame, the Y-axis screw rod is rotationally arranged on the base frame and used for driving the Y-axis screw rod to rotate, the fixed base is in screw connection with the outer side of the Y-axis screw rod, and the fourth driving device drives the material bearing mechanism to slide back and forth along the fourth sliding rail when driving the Y-axis screw rod to rotate.
Preferably, the lifting frame mechanism further comprises a first gear set, a second gear set and a balancing weight which moves up and down, wherein the first gear set and the second gear set are arranged at the upper end of the longitudinal fixing frame, the balancing weight is connected with the concave fixing frame through a chain, and the chain is respectively arranged on the first gear set and the second gear set.
Preferably, the sliding frame mechanism further comprises a first shell, the first shell is arranged on the fixed base, the first shell is covered with the lifting frame mechanism and the material bearing mechanism, the workpiece placing table extends out of the first shell, and a conveying pipe for conveying liquid is arranged at the edge of the upper portion of the first shell.
Preferably, the workpiece bearing mechanism comprises a workpiece placing table, a fixing sleeve, a rotating main shaft, a rack and a gear, wherein the rack is fixed on the sliding rail fixing frame, the workpiece placing table is fixed at the top end of the rotating main shaft, the rotating main shaft is connected with the gear, a notch is formed in the wall of the fixing sleeve, the gear is rotationally arranged in the fixing sleeve, the gear is meshed with the rack through the notch, and the gear and the rotating main shaft are driven to rotate through the rack.
Preferably, the four-sided grinding disc polishing head comprises a frame, a bearing seat, a rough polishing group and a fine polishing group, wherein the cross section of the frame is rectangular, the bearing seat is fixed inside the frame, the rough polishing group and the fine polishing group are respectively arranged on two adjacent side surfaces of the frame, the rough polishing group and the fine polishing group penetrate through the frame to rotate and are arranged on the bearing seat, a first driving device drives a first rotating shaft to rotate so as to drive the rough polishing group and the fine polishing group to rotate, and the rough polishing group and the fine polishing group are respectively arranged on different side surfaces of the frame.
Preferably, the outside of fourth slide rail is concave to be equipped with first accommodation groove, and the inboard of fourth slide rail is equipped with the second accommodation groove, the diapire in first accommodation groove and second accommodation groove is equipped with the guide slope, be equipped with in the second accommodation groove with second accommodation groove intercommunication and run through the flowing back hole of base frame, the flowing back hole is located the one end that the guide slope is close to the horizontal plane.
Preferably, the polishing machine further comprises a second shell, and the second shell is arranged on the fixed base to wrap the whole machine inside.
The invention has the beneficial effects that: according to the polishing machine, the X, Y, Z axial sliding device is arranged, the workpiece placing table is arranged to be rotary, multi-angle rotary movement in the polishing machine in the workpiece machining process is realized, the problems that the conventional standard machine tool cannot finish the processes of engraving, polishing and the like on complex curved surfaces such as small machining load, high precision requirement, side circular arcs, large-surface planes, cambered surfaces and the like are solved by moving the bearing mechanism, rotating the workpiece placing table and rotating the polishing machine, meanwhile, the continuity of the workpiece machining process is realized, a plurality of groups of workpiece bearing mechanisms can simultaneously machine a plurality of workpieces, 4 polishing procedures can be continuously finished by one-time clamping of the workpieces, and meanwhile, the problem that five independent movement rotating spindles of a five-axis machining machine tool and five synchronous rotating workpiece placing tables synchronously work for one-time machining five workpieces is solved, so that the production efficiency and the polishing precision of the polishing machine are greatly improved.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic view of the polishing mechanism of the present invention;
FIG. 3 is a schematic view of the structure of the four-sided abrasive disc sanding head of the present invention;
FIG. 4 is a schematic illustration of the connection of the grinding mechanism to the crane mechanism of the present invention;
FIG. 5 is a schematic perspective view of the crane mechanism of the present invention;
FIG. 6 is a schematic perspective view of another view of the crane mechanism of the present invention;
FIG. 7 is a schematic perspective view of a further view of the lift mechanism of the present invention;
FIG. 8 is a schematic view of a material carrying mechanism of the present invention including a first housing;
FIG. 9 is a schematic view of a material carrying mechanism according to the present invention;
FIG. 10 is a schematic view of a work piece carrier mechanism of the present invention;
FIG. 11 is a schematic view of a workpiece carrying mechanism according to another aspect of the present invention;
FIG. 12 is a schematic view of a portion of the structure of the material carrying mechanism of the present invention;
FIG. 13 is a schematic view of a portion of the work piece carrier mechanism of the present invention;
FIG. 14 is a schematic perspective view of the material carrying mechanism, carriage mechanism and base mechanism of the present invention;
FIG. 15 is a schematic perspective view of a carriage mechanism and a base mechanism of the present invention;
FIG. 16 is an exploded view of the carriage mechanism of the present invention;
fig. 17 is a schematic structural view of a second housing of the present invention.
The reference numerals are: 1-grinding mechanism, 11-fixing frame, 12-four-sided grinding wheel grinding head, 121-frame, 122-coarse module, 123-fine grinding group, 124-first rotating shaft, 13-first driving device, 14-speed reducer assembly, 2-lifting frame mechanism, 21-longitudinal fixing frame, 22-first sliding block, 23-first sliding rail, 24-Z-axis screw rod, 25-first nut piece, 26-first bearing type fixing piece, 27-second driving device, 28-first bearing table, 29-first gear set, 210-second gear set, 211-balancing weight, 3-material bearing mechanism, 31-bearing frame, 32-work piece bearing mechanism, 321-work piece placing table, 322-fixing sleeve, 323-rotating main shaft 324-rack, 325-gear, 33-first X-axis screw, 34-second slide rail, 35-slide rail holder, 36-second slide block, 37-fixed block, 38-second nut member, 4-slide frame mechanism, 41-second loading table, 42-third slide block, 43-third slide rail, 44-second X-axis screw, 45-third nut member, 46-third driving device, 47-fixed base, 48-first housing, 481-conveying pipe, 5-base mechanism, 51-base frame, 511-first accommodation groove, 512-second accommodation groove, 5121-drain hole, 52-fourth slide block, 53-fourth slide rail, 54-Y-axis screw, 55-fourth driving device, 6-a second housing.
Detailed Description
The present invention is further described below with reference to examples and figures 1-17, which are not intended to be limiting, for the purpose of facilitating understanding of those skilled in the art.
1-17, a novel five-axis polishing machine comprises a polishing mechanism 1, a lifting frame mechanism 2, a material bearing mechanism 3, a sliding frame mechanism 4 and a base mechanism 5;
the polishing mechanism comprises a concave-shaped fixing frame 11, a four-side polishing head 12, a first driving device 13 and a speed reducer assembly 14, wherein the four-side polishing head 12 is rotatably arranged on the concave-shaped fixing frame 11 through a first rotating shaft 124 arranged in the four-side polishing head 12, the first driving device 13 is connected with the first rotating shaft 124 in the four-side polishing head 12 through the speed reducer assembly 14, the first driving device 13 drives the first rotating shaft 124 in the four-side polishing head 12 to drive the four-side polishing head 12 to rotate in a groove of the concave-shaped fixing frame 11, and the concave-shaped fixing frame 11 is slidably arranged on the lifting frame mechanism 2;
the lifting frame mechanism 2 comprises a longitudinal fixing frame 21, a first sliding block 22, a first sliding rail 23, a Z-axis screw rod 24, a first nut member 25, a first bearing type fixing member 26, a second driving device 27 and a first bearing table 28, wherein the first sliding rail 23 is fixed on the longitudinal fixing frame 21, the second driving device 27 is fixed at the upper end of the longitudinal fixing frame 21, one end of the Z-axis screw rod 24 is connected with the second driving device 27, the other end of the Z-axis screw rod 24 is rotatably arranged on the longitudinal fixing frame 21 through the first bearing type fixing member 26, the first bearing table 28 is fixed with the first sliding block 22, the first sliding block 22 is slidably sleeved on the first sliding rail 23, the first nut member 25 is spirally arranged on the Z-axis screw rod 24, the first nut member 25 is fixedly connected with the first bearing table 28, and the second driving device 27 drives the first bearing table 28 to slide up and down along with the first sliding block 22 through the Z-axis screw rod 24 and the first nut member 25; the lifting frame mechanism 2 is vertically fixed at one end of the base mechanism 5, the sliding frame mechanism 4 is sleeved on the base mechanism 5 in a sliding way along the Y axis, and the material bearing mechanism 3 is sleeved on the sliding frame mechanism 4 in a sliding way along the X axis.
According to the embodiment, the four-sided millstone polishing head 12 is arranged on the concave-shaped fixing frame 11, the four-sided millstone polishing head 12 can drive the four-sided millstone polishing head 12 to rotate when the first driving device 13 drives the first rotating shaft 124 to rotate, switching of different polishing heads is achieved, the switching cooperation of the coarse polishing group 122 and the fine polishing group 123 can be utilized on the same machine during machining, the metal mobile phone shell multi-channel polishing sequence can be completed by utilizing the cooperation between the coarse polishing group 122 and the fine polishing group 123, the further lifting frame mechanism 2 is arranged so that the polishing mechanism 1 can drive the Z-axis screw 24 to rotate by utilizing the second driving device 27, the first nut piece 25 screwed on the Z-axis screw 24 is driven to rotate, and then the first bearing table 28 fixed on the first nut piece 25 and the polishing mechanism 1 fixed on the first bearing table 2 move up and down along with the first sliding block 22, the distance between a workpiece and the polishing mechanism 1 can be automatically adjusted during machining of the workpiece by a machine tool, and the machining precision of the workpiece in a multi-angle polishing machine in the machining process is further improved.
In this embodiment, the material carrying mechanism 3 includes a carrying frame 31, a workpiece carrying mechanism 32, a first X-axis screw 33, a second slide rail 34, a slide rail fixing frame 35, a second slide block 36, a fixing block 37, and a second nut member 38 for being screwed to the outer side of the first X-axis screw 33, where the second nut member 38 is fixed to the carrying frame 31, the workpiece carrying mechanism 32 is fixed to an upper plane of the carrying frame 31 through the fixing block 37, the second slide rail 34 is fixed to another side surface of the slide rail fixing frame 35, the second slide block 36 is slidably disposed on the second slide rail 34, the carrying frame 31 is fixedly connected with the second slide rail 36, and when the first X-axis screw 33 is driven by an external force to rotate, the carrying frame 31 is driven to move along the second slide rail 34; the workpiece bearing mechanism 32 comprises a workpiece placing table 321, a fixed sleeve 322, a rotating main shaft 323, a rack 324 and a gear 325, wherein the rack 324 is fixed on the slide rail fixing frame 35, the workpiece placing table 321 is fixed at the top end of the rotating main shaft 323, the rotating main shaft 323 is connected with the gear 325, a notch is formed in the wall of the fixed sleeve 322, the gear 325 is rotationally arranged in the fixed sleeve 322, the gear 325 is meshed with the rack 324 through the notch, and the gear 325 and the rotating main shaft 323 are driven to rotate through the rack 324.
According to the embodiment, the material bearing mechanism 3 capable of moving in the X axis direction and the sliding rack mechanism 4 capable of moving in the Y axis direction are arranged, the workpiece bearing mechanism 32 can be matched to realize multi-direction and multi-angle machining of a workpiece in the workpiece machining process, 4 grinding procedures can be continuously completed without clamping the workpiece again, machining efficiency is improved, the first X axis screw 33 can drive the second sliding rail 34 fixed on the sliding rail fixing frame 35 to move back and forth along the X axis on the second sliding block 36 when being driven by power, the rack 324 on the sliding rail fixing frame 35 is driven to move, the gear 325 and the rotating main shaft 323 are driven to rotate through the rack 324, in-situ rotation of the workpiece placing table 321 is further realized, and accordingly the processes of high-precision machining requirements, engraving, grinding, polishing, and the like on complex curved surfaces such as side circular arcs, large-surface planes and cambered surfaces of the workpiece are realized in the workpiece machining process, and the precision and the efficiency of the material bearing mechanism 3 in the machining process of a machine tool are further improved.
In this embodiment, the sliding frame mechanism 4 includes a second bearing table 41, a third sliding block 42, a third sliding rail 43, a second X-axis screw 44, a third nut member 45, a third driving device 46 and a fixing base 47, the fixing base 47 is a groove, the third driving device 46 is fixed at one end inside the groove of the fixing base 47, the third sliding rail 43 is fixed at the upper portion of the groove ridge of the fixing base 47, the second bearing table 41 is slidably sleeved on the third sliding rail 43 through the third sliding block 42, one end of the second X-axis screw 44 is connected with the third driving device 46, the second X-axis screw 44 is rotatably disposed in the groove of the fixing base 47, the third nut member 45 is screwed on the outer side of the second X-axis screw 44 and is fixedly connected with the lower portion of the second bearing table 41, when the third driving device 46 drives the second X-axis screw 44 to rotate, the third nut member 45 is driven to move along the second X-axis screw 44, and when the third nut member 45 moves, the third nut member 41 is driven to slide back and forth along the third sliding rail 43.
In this embodiment, the second X-axis screw rod 44 is disposed on the fixing base 47, the third nut member 45 is screwed on the second X-axis screw rod 44, and the third nut member 45 is fixed at the bottom of the second bearing table 41, so that when the third driving device 46 drives the second X-axis screw rod 44 to rotate, the third nut member 45 can be rotated, and further the second bearing table 41 fixed on the third nut member 45 is driven to move together, and since the second bearing table 41 is fixedly connected with the material bearing mechanism 3, the material bearing mechanism 3 moves together therewith, thereby meeting the moving picking and placing and the processing of different angles in the workpiece processing process, and further improving the precision requirement and efficiency of the material bearing mechanism 3 in the machine tool processing process.
In this embodiment, the base mechanism 5 includes a base frame 51, a fourth sliding block 52, a fourth sliding rail 53, a Y-axis screw 54, and a fourth driving device 55, where the fourth sliding rail 53 is disposed on the base frame 51, the fourth sliding block 52 is fixed on the lower portion of the fixed base 47, the fourth sliding rail 53 is slidably sleeved on the fourth sliding block 52, the fourth driving device 55 is fixed on the base frame 51 and on the inner side of the fourth sliding rail 53, the Y-axis screw 54 is rotationally disposed on the base frame 51, the fourth driving device 55 is used to drive the Y-axis screw 54 to rotate, the fixed base 47 is screwed on the outer side of the Y-axis screw 54, and when the fourth driving device 55 drives the Y-axis screw 54 to rotate, the fourth driving device drives the material bearing mechanism 3 to slide back and forth along the fourth sliding rail 53.
According to the embodiment, the fourth sliding rail 53 and the Y-axis screw rod 54 are arranged on the base frame 51, the Y-axis screw rod 54 is driven to rotate through the fourth driving device 55, the sliding frame mechanism 4 rotationally connected with the Y-axis screw rod 54 is driven to move back and forth along with the fourth sliding block 52 on the fourth sliding rail 53, the sliding frame mechanism 4 moves in the Y-axis direction, the material bearing mechanism 3 moves in the X-axis direction of the sliding frame mechanism 4 in cooperation with the material bearing mechanism 3, the material bearing mechanism 3 moves at any position in a plane at the same time, no dead angle can be formed on a workpiece during workpiece machining, the continuity of a machine tool is enhanced, and the production efficiency and the machining precision are improved.
In this embodiment, the lifting frame mechanism 2 further includes a first gear set 29, a second gear set 210 and a balancing weight 211 that is disposed at the upper end of the longitudinal fixing frame 21 and moves up and down, the balancing weight 211 is connected with the concave fixing frame 11 through a chain, and the chain is disposed on the first gear set 29 and the second gear set 210 respectively.
In this embodiment, the counterweight 211, the first gear set 29 and the second gear set 210 are disposed in the lifting frame mechanism 2, the counterweight 211 is connected with the concave-shaped fixing frame 11 through a chain, the chain is respectively meshed with the first gear set 29 and the second gear set 210, while in this embodiment, the weight of the counterweight 211 is equivalent to the total weight of the first bearing table 28 and the polishing mechanism 1, and by adopting the design of this structure, the load of the second driving device 27 is reduced, so that the service life of the second driving device 27 is longer.
In this embodiment, the carriage mechanism 4 further includes a first housing 48, the first housing 48 is disposed on the fixed base 47, the first housing cover 48 is provided with the lifting frame mechanism 2 and the material carrying mechanism 3, the workpiece placement table 321 extends outside the first housing 48, and a conveying pipe 481 for conveying the liquid is disposed at an upper edge of the first housing 48.
In this embodiment, by setting the first housing 48 on the setting fixing base 47, it is ensured that the residue after polishing and separating does not fall into the meshing gap between the rack 324 and the gear 325 inside the workpiece carrying mechanism 32, so that the rack 324 drives the gear 325 to rotate, the conveying pipe 481 can spray liquid in time to remove the residue and provide a certain humidity for the polishing member, and the processing precision and efficiency of the polishing machine can be further improved by the cooperation of the first housing 48 and the conveying pipe 481 on the first housing 48.
In this embodiment, the four-sided grinding wheel polishing head 12 includes a frame 121, a bearing seat, a coarse grinding group 122 and a fine grinding group 123, the cross section of the frame 121 is rectangular, the bearing seat is fixed inside the frame 121, the coarse grinding group 122 and the fine grinding group 123 are respectively arranged on two adjacent sides of the frame 121, the coarse grinding group 122 and the fine grinding group 123 are respectively arranged on the bearing seat by passing through the frame 121 to rotate, the first driving device 13 drives the first rotating shaft 124 to rotate so as to drive the coarse grinding group 122 and the fine grinding group 123 to rotate, and the coarse grinding group 122 and the fine grinding group 123 are respectively arranged on different sides of the frame 121.
According to the embodiment, the metal mobile phone shell is finished in a multi-channel polishing sequence by utilizing the cooperation between the rough polishing group 122 and the fine polishing group 123, the first rotating shaft 124 arranged in the frame 121 is utilized to drive the rough polishing group 122 and the fine polishing group 123 to rotate to match with the four-side grinding disc polishing head 12 to rotate along with the first rotating shaft 124, the multi-channel polishing sequence of the metal mobile phone shell can be finished on the same machine during processing by utilizing the cooperation between the rough polishing group 122 and the fine polishing group 123, 5 groups of rough polishing groups 122 are arranged, so that the 5 mobile phone shells can be polished at one time, the polishing efficiency is greatly improved, after the rough polishing is finished, the frame 121 rotates, the other surface is provided with the fine polishing group 123, and the eccentric grinding disc is used for being arranged on the fine polishing group 123, so that the eccentric grinding disc makes eccentric rotation during polishing, and polishing of the mobile phone shell is realized.
In this embodiment, a first accommodating groove 511 is concavely disposed on the outer side of the fourth sliding rail 53, a second accommodating groove 512 is disposed on the inner side of the fourth sliding rail, guiding slopes are disposed on bottom walls of the first accommodating groove 511 and the second accommodating groove 512, a liquid draining hole 5121 which is communicated with the second accommodating groove 512 and penetrates through the base frame 51 is disposed in the second accommodating groove 512, and the liquid draining hole 5121 is located at one end of the guiding slopes close to the horizontal plane.
In the embodiment, by arranging the first accommodating groove 511 and the second accommodating groove 512 on the base frame 51, residual liquid and residues (accumulated residues are taken away by liquid spraying) remained during wet polishing when a workpiece is machined by a machine tool can be collected, so that the residual liquid is discharged through the liquid discharge hole 5121, and the accumulation of the residues on the material carrying mechanism 3 of the machine tool is avoided, so that the machining precision is influenced.
In this embodiment, this burnishing machine still includes second shell 6, second shell 6 sets up with the complete machine package is built in on the fixed base 47, can prevent to make the splash of the residue of polishing at the burnishing machine and injure operating personnel and cut off the influence of external environment to the machining precision simultaneously, can also set up the numerical control board on second shell 6 in addition, the operating personnel of being convenient for operates, safe and reliable, pleasing to the eye again.
The above embodiments are preferred embodiments of the present invention, and besides, the present invention may be implemented in other ways, and any obvious substitution is within the scope of the present invention without departing from the concept of the present invention.
Claims (6)
1. A novel five-axis polishing machine is characterized in that: comprises a polishing mechanism, a lifting frame mechanism, a material bearing mechanism, a sliding frame mechanism and a base mechanism;
the polishing mechanism comprises a concave-shaped fixing frame, four-side polishing disc polishing heads, a first driving device and a speed reducer assembly, wherein the four-side polishing disc polishing heads are rotatably arranged on the concave-shaped fixing frame through first rotating shafts arranged in the four-side polishing disc polishing heads, the first driving device is connected with the first rotating shafts in the four-side polishing disc polishing heads through the speed reducer assembly, the first driving device drives the first rotating shafts in the four-side polishing disc polishing heads to drive the four-side polishing disc polishing heads to rotate in grooves of the concave-shaped fixing frame, and the concave-shaped fixing frame is slidably arranged on the lifting frame mechanism;
the lifting frame mechanism comprises a longitudinal fixing frame, a first sliding block, a first sliding rail, a Z-axis screw rod, a first nut piece, a first bearing type fixing piece, a second driving device and a first bearing table, wherein the first sliding rail is fixed on the longitudinal fixing frame, the second driving device is fixed at the upper end of the longitudinal fixing frame, one end of the Z-axis screw rod is connected with the second driving device, the other end of the Z-axis screw rod is rotatably arranged on the longitudinal fixing frame through the first bearing type fixing piece, the first bearing table is fixed with the first sliding block, the first sliding block is slidably sleeved on the first sliding rail, the first nut piece is screwed on the Z-axis screw rod, the first nut piece is fixedly connected with the first bearing table, and the second driving device drives the first bearing table to slide up and down along with the first sliding block on the first sliding rail through the Z-axis screw rod and the first nut piece; the lifting frame mechanism is vertically fixed at one end of the base mechanism, the sliding frame mechanism is sleeved on the base mechanism in a sliding way along the Y axis, and the material bearing mechanism is sleeved on the sliding frame mechanism in a sliding way along the X axis;
the material bearing mechanism comprises a bearing frame, a workpiece bearing mechanism, a first X-axis screw rod, a second sliding rail, a sliding rail fixing frame, a second sliding block, a fixing block and a second nut piece, wherein the second nut piece is used for being in threaded connection with the outer side of the first X-axis screw rod;
the sliding frame mechanism comprises a second bearing table, a third sliding block, a third sliding rail, a second X-axis screw rod, a third nut piece, a third driving device and a fixed base, wherein the fixed base is of a groove type, the third driving device is fixed at one end inside the groove of the fixed base, the third sliding rail is fixed at the upper part of the groove ridge of the fixed base, the second bearing table is slidably sleeved on the third sliding rail through the third sliding block, one end of the second X-axis screw rod is connected with the third driving device, the second X-axis screw rod is rotatably arranged in the groove of the fixed base, the third nut piece is in threaded connection with the outer side of the second X-axis screw rod and is fixedly connected with the lower part of the second bearing table, the third driving device drives the third nut piece to move along the second X-axis screw rod when driving the second X-axis screw rod to rotate, and drives the second bearing table to slide back and forth along the third sliding rail when the third nut piece moves;
the base mechanism comprises a base frame, a fourth sliding block, a fourth sliding rail, a Y-axis screw rod and a fourth driving device, wherein the fourth sliding rail is arranged on the base frame, the fourth sliding block is fixed at the lower part of the fixed base, the fourth sliding rail is slidably sleeved on the fourth sliding block, the fourth driving device is fixed on the base frame, the Y-axis screw rod is rotationally arranged on the base frame at the inner side of the fourth sliding rail, the fourth driving device is used for driving the Y-axis screw rod to rotate, the fixed base is in threaded connection with the outer side of the Y-axis screw rod, and the fourth driving device drives the material bearing mechanism to slide back and forth along the fourth sliding rail when driving the Y-axis screw rod to rotate.
2. The novel five-axis polishing machine according to claim 1, wherein: the lifting frame mechanism further comprises a first gear set, a second gear set and a balancing weight which moves up and down, wherein the first gear set and the second gear set are arranged at the upper end of the longitudinal fixing frame, the balancing weight is connected with the concave fixing frame through a chain, and the chain is respectively arranged on the first gear set and the second gear set.
3. The novel five-axis polishing machine according to claim 1, wherein: the workpiece bearing mechanism comprises a workpiece placing table, a fixed sleeve, a rotating main shaft, a rack and a gear, wherein the rack is fixed on the sliding rail fixing frame, the workpiece placing table is fixed at the top end of the rotating main shaft, the rotating main shaft is connected with the gear, a notch is formed in the wall of the fixed sleeve, the gear is rotationally arranged in the fixed sleeve, the gear is meshed with the rack through the notch, and the gear and the rotating main shaft are driven to rotate through the rack; the sliding frame mechanism further comprises a first shell, the first shell is arranged on the fixed base, the first shell is covered with the lifting frame mechanism and the material bearing mechanism, the workpiece placing table extends out of the first shell, and a conveying pipe for conveying liquid is arranged at the edge of the upper portion of the first shell.
4. The novel five-axis polishing machine according to claim 1, wherein: the four-side grinding disc polishing head comprises a frame, a bearing seat, a rough polishing group and a fine polishing group, wherein the cross section of the frame is rectangular, the bearing seat is fixed inside the frame, the rough polishing group and the fine polishing group are respectively arranged on two adjacent side surfaces of the frame, the rough polishing group and the fine polishing group penetrate through the frame to be rotationally arranged on the bearing seat, a first driving device drives a first rotating shaft to rotate so as to drive the rough polishing group and the fine polishing group to rotate, and the rough polishing group and the fine polishing group are respectively arranged on different side surfaces of the frame.
5. The novel five-axis polishing machine according to claim 1, wherein: the outside concave first accommodation groove that is equipped with of fourth slide rail, the inboard of fourth slide rail is equipped with the second accommodation groove, the diapire in first accommodation groove and second accommodation groove is equipped with the guide slope, be equipped with in the second accommodation groove with second accommodation groove intercommunication and run through the flowing back hole of base frame, the flowing back hole is located the one end that the guide slope is close to the horizontal plane.
6. The novel five-axis polishing machine according to claim 1, wherein: the polishing machine further comprises a second shell, wherein the second shell is arranged on the fixed base and wraps the whole machine.
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| CN201811605198.0A CN109483381B (en) | 2018-12-26 | 2018-12-26 | Novel five-axis polishing machine |
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| CN201811605198.0A CN109483381B (en) | 2018-12-26 | 2018-12-26 | Novel five-axis polishing machine |
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| CN109483381B true CN109483381B (en) | 2024-01-09 |
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| CN111266974A (en) * | 2019-03-22 | 2020-06-12 | 深圳市捷牛智能装备有限公司 | Multi-station linkage polishing equipment |
| CN110039423A (en) * | 2019-03-22 | 2019-07-23 | 李国理 | A kind of multistation synchronous batch polissoir with process |
| CN109822438B (en) * | 2019-04-10 | 2024-01-05 | 东莞市金太阳精密技术有限责任公司 | Porous polishing polisher |
| CN109822458B (en) * | 2019-04-10 | 2024-03-26 | 东莞市金太阳精密技术有限责任公司 | Material bearing and moving mechanism of polishing and grinding machine |
| CN110449923A (en) * | 2019-08-12 | 2019-11-15 | 珠海格力智能装备有限公司 | Rotary table structure and workpiece processing equipment with same |
| CN110814979A (en) * | 2019-10-24 | 2020-02-21 | 深圳市精速五金机械有限公司 | Four-side multi-station synchronous gear transmission polishing mechanism |
| CN112775752B (en) * | 2019-11-11 | 2023-06-30 | 沪东重机有限公司 | Combined automatic polishing system for outer part and bottom curved surface of large complex workpiece |
| CN110712098A (en) * | 2019-11-15 | 2020-01-21 | 昆山同成精密铸造有限公司 | Multi-shaft automatic grinding machine for periphery of workpiece |
| CN111203791B (en) * | 2020-01-10 | 2021-04-06 | 杭州龙砺智能科技有限公司 | Five-axis linkage polishing machine based on targeted control high-stability transmission |
| CN114918822A (en) * | 2022-04-14 | 2022-08-19 | 珠海镇东有限公司 | Brush roll finishing device |
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