CN114986276B - Wind power bearing vertical mill processing equipment with station self-adjusting function - Google Patents
Wind power bearing vertical mill processing equipment with station self-adjusting function Download PDFInfo
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- CN114986276B CN114986276B CN202210715069.7A CN202210715069A CN114986276B CN 114986276 B CN114986276 B CN 114986276B CN 202210715069 A CN202210715069 A CN 202210715069A CN 114986276 B CN114986276 B CN 114986276B
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- 238000012545 processing Methods 0.000 title claims description 19
- 238000000227 grinding Methods 0.000 claims abstract description 65
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 239000000110 cooling liquid Substances 0.000 claims abstract description 30
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 238000003754 machining Methods 0.000 claims abstract description 13
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 241000220317 Rosa Species 0.000 claims description 18
- 230000008859 change Effects 0.000 claims description 17
- 238000001816 cooling Methods 0.000 claims description 15
- 230000005611 electricity Effects 0.000 claims description 9
- 229910003460 diamond Inorganic materials 0.000 claims description 6
- 239000010432 diamond Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 2
- 238000009966 trimming Methods 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000005498 polishing Methods 0.000 description 9
- 239000002826 coolant Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910001651 emery Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 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
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
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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
- B24B41/02—Frames; Beds; Carriages
-
- 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
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
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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
-
- 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
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
-
- 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
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/35—Accessories
-
- 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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
- B24B55/03—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant designed as a complete equipment for feeding or clarifying coolant
-
- 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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
-
- 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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/12—Devices for exhausting mist of oil or coolant; Devices for collecting or recovering materials resulting from grinding or polishing, e.g. of precious metals, precious stones, diamonds or the like
-
- 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
Abstract
The invention discloses wind power bearing vertical mill machining equipment with a station self-adjusting function, and belongs to the technical field of grinding machining. The invention comprises a workpiece, a hydraulic pump, a ground guide rail and a dustproof base, wherein the ground guide rail is provided with a grinding assembly, the dustproof base is provided with a clamp assembly, the clamp assembly clamps the workpiece, the grinding assembly grinds the workpiece, the clamp assembly is also provided with two collecting hoppers, the two collecting hoppers collect grinding cooling liquid, the two collecting hoppers are also connected with a filtering mechanism, the filtering mechanism filters grinding scraps, the outer side of the clamp assembly is provided with a detection mechanical arm, the detection mechanical arm measures the workpiece, the torque of a main motor is configured on two working positions of a first bevel gear and a second bevel gear by utilizing a duplex clutch, and the rotating speed of an outer gear is regulated, namely, the centering clamping mechanism can meet two requirements of quick grinding and slow detection.
Description
Technical Field
The invention relates to the technical field of grinding, in particular to wind power bearing vertical mill processing equipment with a station self-adjusting function.
Background
The wind power bearing is a special bearing used in a wind power generator, and because the load carried by the wind power generator has a huge variation range and the load direction is not fixed, the bearing stress of the wind power bearing is changeable, the abrasion damage degree of the bearing is far higher than that of the bearing used in other environments, the wind power bearing is sensitive to the use environment, the maintenance cost is high, the wind power bearing basically needs to be replaced once the problem occurs, the wind power bearing with the problem is basically scrapped, and the high service life of the wind power bearing needs to be obtained, so that the process is strictly controlled when the wind power bearing is manufactured.
The most important of wind-powered electricity generation bearing before carrying out the heat treatment is that metal material's removal processing, wind-powered electricity generation bearing's size is bigger, lacks suitable anchor clamps clamping, even if use large-scale frock clamp to carry out the clamping to wind-powered electricity generation bearing, the precision of clamping can't guarantee, in the in-process that utilizes vertical grinding machine processing and measurement, lead to wind-powered electricity generation bearing's form and position tolerance inaccuracy, and then influence wind-powered electricity generation bearing's heat treatment technology and life, carry out once processing, operating personnel need shut down and detect the processing condition, lead to production process slower for wind-powered electricity generation bearing's production efficiency is low.
Disclosure of Invention
The invention aims to provide wind power bearing vertical mill processing equipment with a station self-adjusting function, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the wind power bearing vertical mill machining equipment with the station self-adjusting function comprises a workpiece, a hydraulic pump, a ground guide rail and a dustproof base, wherein a grinding assembly is arranged on the ground guide rail, a clamp assembly is arranged on the dustproof base, the clamp assembly clamps the workpiece, and the grinding assembly grinds the workpiece;
the fixture comprises a fixture assembly, and is characterized in that two collecting hoppers are further arranged on the fixture assembly, the two collecting hoppers are used for collecting grinding cooling liquid, the two collecting hoppers are further connected with a filtering mechanism, the filtering mechanism is used for filtering grinding scraps, a detection mechanical arm is arranged on the outer side of the fixture assembly, and the detection mechanical arm is used for measuring a workpiece.
Further, the fixture assembly comprises a speed change mechanism and a centering clamping mechanism, the speed change mechanism comprises a sun wheel, planet wheels, a planet wheel support and an outer gear, the sun wheel and the planet wheel support are rotatably installed in a dustproof base, the outer gear is rotatably installed at the upper end of the dustproof base, the planet wheels with an inner ring and an outer ring arranged on the planet wheel support in a rotating mode are evenly distributed, the three planet wheels evenly distributed on the inner ring are meshed with the sun wheel, the outer ring is also evenly distributed and provided with the three planet wheels, one ends of the three planet wheels evenly distributed on the outer ring are respectively meshed with the three planet wheels evenly distributed on the inner ring, the other ends of the three planet wheels evenly distributed on the outer ring are meshed with the outer gear, the speed change mechanism is arranged, a hydraulic cylinder is utilized to drive a duplex clutch to enable torque of a main motor to be configured to be arranged on two working positions of a bevel gear and a secondary bevel gear, the other working position is locked when torque is output on one working position, and the rotating speed of the outer gear is allocated, namely, the centering clamping mechanism can meet two requirements of quick grinding and slow detection, automatic requirements are met, the automatic processing detection is not needed, the manual processing is not needed, and the workpiece processing precision is improved, and the workpiece processing precision is not needed to be repeatedly measured.
Further, the speed change mechanism comprises a bevel gear, a cylindrical bevel gear and a main motor, wherein the bevel gear is arranged below a sun gear, the cylindrical bevel gear is arranged below a planetary gear support, the main motor is arranged in a dustproof base, a spline shaft is connected to a motor shaft of the main motor, a first bevel gear and a second bevel gear are arranged on the spline shaft, the first bevel gear and the second bevel gear are oppositely arranged, the first bevel gear and the bevel gear are in meshed transmission, the second bevel gear and the cylindrical bevel gear are in meshed transmission, a duplex clutch is slidably arranged on the spline shaft, the duplex clutch is positioned between the first bevel gear and the second bevel gear, the main motor is electrified to drive the spline shaft to rotate, the spline shaft drives the duplex clutch to rotate, when the duplex clutch is in contact with the first bevel gear, friction force generated between friction plates is utilized to drive the first bevel gear to rotate, the first bevel gear is driven to rotate through the bevel gear, the planetary gear support is fixed, a workpiece is clamped on the outer layer gear in a retarding mode, a detection mechanical arm is in meshed transmission with the bevel gear, the surface size of the workpiece is measured, the duplex clutch is in contact with the second bevel gear, and the outer layer of the second bevel gear is driven to rotate through the duplex clutch, and the outer layer of the duplex bevel gear is driven to rotate, and the workpiece is in contact with the second bevel gear to rotate.
Further, the speed change mechanism also comprises a hydraulic cylinder, the hydraulic cylinder is arranged in the dustproof base, a shifting fork is arranged on a piston rod of the hydraulic cylinder, one end of the shifting fork is slidably connected to the duplex clutch, friction plates are arranged at two ends of the duplex clutch, friction plates are also arranged at one ends of the first bevel gear and the second bevel gear, which are close to the duplex clutch, a pair of locking rods are also arranged on the piston rod of the hydraulic cylinder, one ends of the locking rods are sleeved on the spline shaft, the locking rods are respectively positioned at two sides of the outer parts of the first bevel gear and the second bevel gear, tooth grooves are correspondingly arranged at one end of the spline shaft, tooth grooves are also arranged at positions, close to the locking rods, of the first bevel gear and the second bevel gear, the tooth grooves are matched with tooth grooves arranged on the locking rods, when a workpiece is required to be polished, a hydraulic cylinder retracts a hydraulic rod inwards, a shifting fork shifts a duplex clutch to a direction of a two-way bevel gear, the duplex clutch is in contact with the two-way bevel gear and drives the two-way bevel gear to rotate through friction force, the two-way bevel gear drives a planet wheel support to rotate through a cylindrical bevel gear, the shifting fork drives the duplex clutch to move, a tooth slot on a lock rod close to the first bevel gear is clamped into the tooth slot of the first bevel gear, the first bevel gear is locked and cannot rotate, a sun wheel meshed with the first bevel gear cannot rotate, a sun wheel is fixed, a planet wheel support rotates to drive an outer layer gear to accelerate and rotate, a grinding support and a longitudinal sliding table drive a motor bin to adjust positions, and a grinding wheel rotates to polish the workpiece clamped on an epitaxial support;
when the workpiece is required to be measured, the hydraulic cylinder stretches out the hydraulic rod outwards, the shifting fork shifts the duplex clutch to the direction of the first bevel gear, the duplex clutch is in contact with the first bevel gear, the friction force drives the first bevel gear to rotate, the first bevel gear drives the sun gear to rotate through the bevel gear, the shifting fork drives the duplex clutch to move, meanwhile, a tooth slot on a lock rod close to the second bevel gear is clamped into the tooth slot of the second bevel gear, the second bevel gear is locked and cannot rotate, a planet wheel support meshed with the second bevel gear cannot rotate, a sun gear is formed to rotate, the planet wheel support is fixed, an outer gear speed reduction rotating mode is driven, the mechanical arm is detected to move and contact the surface of the workpiece, and the surface size and the precision of the workpiece are measured.
Further, the centering clamping mechanism at least comprises three extension brackets, each extension bracket is arranged on the outer side of the outer gear, a rotary table is arranged on each extension bracket, a servo motor is arranged below each extension bracket, the bottom of each rotary table is connected with a motor shaft of the servo motor, and a pair of centering wedge blocks are arranged above each rotary table;
each rotating table is provided with a clamp body in a sliding manner, each clamp body is positioned between a pair of centering wedges, each clamp body is provided with an arc-shaped clamping block in a sliding manner, each arc-shaped clamping block is symmetrically provided with a pair of semicircular clamping blocks, each rotating table is internally provided with an electric push rod, each electric push rod is connected with the clamp body, each workpiece is required to grind an outer ring and an inner ring, when the outer ring of the workpiece is ground, the inner ring of the workpiece is sleeved on the six centering wedges, the inclination exists at the position of the centering wedges, which is in contact with the workpiece, namely, the position of the workpiece can be adjusted while the workpiece is placed, so that the axis of the workpiece is as close to the center of an inscribed circle formed by the six centering wedges as possible, the diameter error of the inner ring of the workpiece is contained, then the electric push rods push the clamp bodies to be close to the inner ring of the workpiece, and the arc-shaped clamping blocks and the pair of semicircular clamping blocks on each clamp body are rotationally adjusted when the arc-shaped clamping blocks and the pair of the semicircular clamping blocks are contacted with the inner ring of the workpiece, so that the contact area of the semicircular clamping blocks and the inner ring of the workpiece are more firmly;
when grinding the inner circle of work piece, servo motor drives revolving stage rotation half cycle, six centering wedges and the orientation of the anchor clamps body are twisted, when placing the work piece, the axial lead of work piece is close to the circumscribed circle center that six centering wedges constitute, the electric push rod promotes the anchor clamps body and is close to the outer lane of work piece afterwards, arc clamp splice and a pair of semicircle clamp splice rotate the adjustment when contacting the work piece outer lane on every anchor clamps body, it is rotatory to drive the revolving stage through setting up servo motor, with change the centre gripping mechanism to the centre gripping mode of work piece, make the work piece need not change anchor clamps when processing different positions, the radial runout error of work piece has been reduced, the axiality of inner and outer lane has been improved.
Further, two collect fill and collect fill for the outer lane, the inner circle is collected and is fought and the inner circle is collected fill, the inner circle is collected and is fought and set up on three extension support, and the inner circle is collected and is fought and be connected with the drainage tube in the below of fighting, the outer lane is collected and is fought in the outer side of fighting is collected to the outer lane, and the outer lane is collected and is fought and be half open annular tubular, and the bottom of fighting is collected to the outer lane is connected with the honeycomb duct, sun gear and bevel gear's middle part is opened there is the through-hole, the drainage tube passes the through-hole and is linked together with the honeycomb duct.
Further, filtering mechanism includes the rose box, the inside of rose box is provided with the filter screen, the one end that the outer lane was collected to the honeycomb duct was kept away from stretches into the below of filter screen, and the rose box inside is provided with the swash plate, magnet is installed to the below of swash plate, and the picture peg is installed for one side of swash plate to the rose box, still be provided with the back flow on the rose box, the one end of back flow is located the top of filter screen, and the other end of back flow is connected with the hydraulic pump, and the work piece is used during the grinding coolant spouts from the cooling tube, and the watering is in grinding position department, and the coolant presss from both sides the polishing piece and collects the back flow through outer lane collection bucket and inner circle collection bucket respectively, and the coolant that flows into the inner circle collection bucket flows into the honeycomb duct through the drainage tube, and flows into the coolant in the outer lane collection bucket, and the coolant in the honeycomb duct impinges on the swash plate of rose box, and magnet in the swash plate below adsorbs the piece for the piece can not continue flowing with the coolant, and the coolant passes through the filter screen with greasy dirt and other impurity filtration back, and the hydraulic pump is through carrying out the extraction cooling liquid, and then spouting through the cooling tube, and the cooling tube is used after the circulation, opens the magnet and the operation personnel is lost and the piece is removed to the magnet, and the piece is convenient to be removed and the filter box is taken out to the piece after the operation.
Further, the grinding assembly comprises a grinding support, the grinding support is installed on the ground guide rail in a rolling mode, a longitudinal sliding table is arranged at one end of the grinding support, a movable bin is installed on the longitudinal sliding table in a rotating mode, grinding wheels are arranged at the upper end and the lower end of the movable bin, two cooling pipes are further arranged on the movable bin, the two cooling pipes are connected with a hydraulic pump, a mechanical arm is further arranged on the grinding support, a diamond cutter is arranged on the mechanical arm, and the diamond cutter trims the grinding wheels.
Further, the longitudinal section of each centering wedge block is in a right trapezoid shape, and the inclined plane of the centering wedge block is in an arc surface.
Compared with the prior art, the invention has the following beneficial effects:
1. through setting up speed change mechanism, utilize the pneumatic cylinder to drive the torque configuration of duplex clutch with main motor and to two workplaces of bevel gear and two bevel gears, lock the other workplace dead in the output torque of one of them workplace, allocate the rotational speed of outer gear, can satisfy two kinds of requirements of quick grinding and slow detection promptly to the heart fixture, realize processing and detecting's automation, do not need the manual work to carry out repeated shut down and measure, improve the machining efficiency of work piece when improving detection precision.
2. Through set up the inclination on centering wedge, can adjust the position of work piece when the work piece is placed, make the axial lead of work piece be as close as possible to the circular center that six centering wedges constitute, there is the inclusion to the diameter error of work piece inner circle, utilize the electricity push rod to promote the anchor clamps body and carry out clamping to the work piece, arc clamp splice and a pair of semicircle clamp splice rotate when contacting the work piece inner circle on every anchor clamps body, make a pair of semicircle clamp splice and work piece inner circle area of contact increase, the centre gripping of work piece is more firm, drive the revolving stage through setting up servo motor and rotate, with change the centre gripping mode to the work piece of centering fixture, make the work piece need not change anchor clamps when processing different positions, the radial runout error of work piece has been reduced, the axiality of inner and outer lane has been improved.
3. The cooling liquid that the work piece used when the grinding spouts from the cooling tube, and the watering is in grinding position department, when utilizing the cooling liquid to cool off the position of grinding, collect the backward flow through outer lane collection fill and inner circle collection fill with the piece of polishing, the cooling liquid is impacted on the swash plate of rose box, the magnet below the swash plate adsorbs the piece of polishing in the cooling liquid, after polishing, the picture peg is opened to operating personnel discharges the rose box with the cooling liquid, follow the magnet and take out the rose box, the piece of polishing loses the absorption of magnet and scatters to make things convenient for operating personnel to clear up the piece.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the interior of a portion of the structure of the present invention;
FIG. 3 is an enlarged view of a portion of the area A of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic structural view of the connection of the inner ring collection hopper and the extension bracket;
FIG. 5 is a schematic illustration of the connection of a servo motor to an extension bracket of the present invention;
FIG. 6 is a schematic top view of a planet carrier portion of the present invention;
FIG. 7 is a schematic view of the mounting structure of the twin clutch of the present invention;
FIG. 8 is an enlarged view of a portion of the area b of FIG. 7 in accordance with the present invention;
FIG. 9 is a schematic view of the connection structure of the filter box portion of the present invention;
in the figure: 1. a ground guide rail; 2. grinding the bracket; 3. a longitudinal sliding table; 4. a motor bin; 5. grinding wheel; 6. a cooling tube; 7. a dust-proof base; 8. an outer ring collecting bucket; 9. an inner ring collecting hopper; 10. a sun gear; 11. bevel gears; 12. a planet wheel; 13. a planet wheel support; 14. cylindrical bevel gears; 15. an outer gear; 16. an extension bracket; 17. a servo motor; 18. a rotary table; 19. a clamp body; 20. arc clamping blocks; 21. semicircular clamping blocks; 22. a centering wedge; 23. a first bevel gear; 24. a two-size bevel gear; 25. a duplex clutch; 26. a spline shaft; 27. a main motor; 28. a hydraulic cylinder; 29. a shifting fork; 30. a lock lever; 31. a filter box; 32. a drainage tube; 33. a flow guiding pipe; 34. a return pipe; 35. a magnet; 36. a filter screen; 37. and (5) inserting plates.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 9, the present invention provides the following technical solutions: the utility model provides a wind-powered electricity generation bearing vertical mill processing equipment with from station function, which comprises a workpiece, the hydraulic pump, ground guide 1, dustproof base 7, be provided with grinding subassembly on the ground guide 1, be provided with the anchor clamps subassembly on the dustproof base 7, the anchor clamps subassembly carries out the clamping to the work piece, grinding subassembly carries out abrasive machining to the work piece, still be provided with two on the anchor clamps subassembly and collect the fill, two collect fill and collect the coolant liquid, two are connected with filtering mechanism still, the filter mechanism filters the piece of polishing, the outside of anchor clamps subassembly is provided with detection arm (not shown in the figure), it measures the work piece to detect the arm, grinding subassembly includes grinding support 2, grinding support 2 roll-mounting is on ground guide 1, grinding support 2's one end sets up slidable mounting has vertical slip table 3, it installs motor storehouse 4 to rotate on the vertical slip table 3, motor storehouse 4's upper end and lower extreme all are provided with emery wheel 5, still be provided with two cooling tube 6 on the motor storehouse 4, two cooling tube 6 are connected with the hydraulic pump, still be provided with the arm (not shown in the figure) on the grinding support 2, be provided with diamond sword on the arm, the diamond sword is maintained on the arm, the sword is maintained for the sword to the emery wheel 5.
The fixture assembly comprises a speed change mechanism and a centering clamping mechanism, the speed change mechanism comprises a sun gear 10, planet gears 12, a planet gear support 13, an outer gear 15, a bevel gear 11, a cylindrical bevel gear 14 and a main motor 27, the sun gear 10 and the planet gear support 13 are rotatably arranged in a dustproof base 7, the outer gear 15 is rotatably arranged at the upper end of the dustproof base 7, an inner ring and an outer ring of planet gears 12 are rotatably arranged on the planet gear support 13, three planet gears 12 uniformly distributed on the inner ring are all meshed with the sun gear 10, three planet gears 12 are uniformly distributed on the outer ring, one ends of the three planet gears 12 uniformly distributed on the outer ring are respectively meshed with the three planet gears 12 uniformly distributed on the inner ring, the other ends of the three planet gears 12 uniformly distributed on the outer ring are all meshed with the outer gear 15, the bevel gear 11 is arranged below the sun gear 10, the cylindrical bevel gear 14 is arranged below the planet gear support 13, the main motor 27 is arranged in the dustproof base 7, a spline shaft 26 is connected to the motor shaft of the main motor 27, a first bevel gear 23 and a second bevel gear 24 are arranged on the spline shaft 26, the second bevel gear 23 are meshed with the first bevel gear 24, the second bevel gear 23 and the second bevel gear 24 are meshed with the second bevel gear 24, and the second bevel gear 24 are meshed with the second bevel gear 25, and the second bevel gear 25 is positioned between the first and the second bevel gear 24 is meshed with the second bevel gear 25.
The main motor 27 is electrified to drive the spline shaft 26 to start rotating, the spline shaft 26 drives the duplex clutch 25 to rotate, when the duplex clutch 25 is contacted with the first bevel gear 23, friction force generated between friction plates is utilized to drive the first bevel gear 23 to rotate, the first bevel gear 23 drives the sun gear 10 to rotate through the bevel gear 11, the planet gear support 13 is fixed, the outer layer gear 15 slowly rotates, a workpiece is clamped on the outer layer gear 15, a detection mechanical arm moves to contact the workpiece, the surface size of the workpiece is measured, when the duplex clutch 25 is contacted with the second bevel gear 24, the second bevel gear 24 drives the planet gear support 13 to rotate through the cylindrical bevel gear 14, the sun gear 10 is fixed, the outer layer gear 15 rapidly rotates, and the grinding wheel 5 is close to the workpiece to polish.
The speed change mechanism further comprises a hydraulic cylinder 28, the hydraulic cylinder 28 is arranged in the dustproof base 7, a shifting fork 29 is arranged on a piston rod of the hydraulic cylinder 28, one end of the shifting fork 29 is slidably connected to the duplex clutch 25, friction plates are arranged at two ends of the duplex clutch 25, friction plates are also arranged at one ends, close to the duplex clutch 25, of the first bevel gear 23 and the second bevel gear 24, a pair of locking rods 30 are further arranged on the piston rod of the hydraulic cylinder 28, one ends of the pair of locking rods 30 are sleeved on the spline shaft 26, the pair of locking rods 30 are respectively positioned at two sides of the outer parts of the first bevel gear 23 and the second bevel gear 24, tooth grooves are correspondingly arranged at one end of the spline shaft 26, and the tooth grooves formed in the first bevel gear 23 and the second bevel gear 24 are matched with tooth grooves formed in the locking rods 30.
When a workpiece is required to be polished, a hydraulic cylinder 28 retracts a hydraulic rod inwards, a shifting fork 29 shifts a duplex clutch 25 to a direction of a two-way bevel gear 24, the duplex clutch 25 is in contact with the two-way bevel gear 24 and drives the two-way bevel gear 24 to rotate through friction, the two-way bevel gear 24 drives a planetary gear support 13 to rotate through a cylindrical bevel gear 14, the shifting fork 29 drives a tooth slot on a lock rod 30 close to the first bevel gear 23 to be clamped into the tooth slot of the first bevel gear 23 while the shifting fork 29 drives the duplex clutch 25 to move, the first bevel gear 23 is locked and cannot rotate, a sun gear 10 meshed with the first bevel gear 23 cannot rotate, the sun gear 10 is fixed, the planetary gear support 13 rotates to drive an outer layer gear 15 to rotate at a higher speed, a grinding support 2 and a longitudinal sliding table 3 drive a motor bin 4 to adjust positions, and a grinding wheel 5 rotates to polish the workpiece clamped on an epitaxial support 16;
when the workpiece is required to be measured, the hydraulic cylinder 28 stretches out the hydraulic rod outwards, the shifting fork 29 shifts the duplex clutch 25 to the direction of the first bevel gear 23, the duplex clutch 25 is in contact with the first bevel gear 23, the friction force drives the first bevel gear 23 to rotate, the first bevel gear 23 drives the sun gear 10 to rotate through the bevel gear 11, the shifting fork 29 drives the duplex clutch 25 to move, a tooth slot on the lock rod 30 close to the second bevel gear 24 is clamped into the tooth slot of the second bevel gear 24, the second bevel gear 24 is locked and cannot rotate, the planet gear support 13 meshed with the second bevel gear 24 cannot rotate, the sun gear 10 is formed to rotate, the planet gear support 13 is fixed, the outer layer gear 15 is driven to rotate in a decelerating mode, the mechanical arm is detected to move and contact the surface of the workpiece, and the surface size and the precision of the workpiece are measured.
The centering and clamping mechanism comprises three extension brackets 16, each extension bracket 16 is arranged on the outer side of an outer layer gear 15, a rotary table 18 is arranged on each extension bracket 16, a servo motor 17 is arranged below each extension bracket 16, the bottom of each rotary table 18 is connected with a motor shaft of the servo motor 17, a pair of centering wedges 22 are arranged above each rotary table 18, a clamp body 19 is slidably arranged on each rotary table 18, each clamp body 19 is positioned between the pair of centering wedges 22, an arc-shaped clamping block 20 is slidably arranged on each clamp body 19, a pair of semicircular clamping blocks 21 are symmetrically arranged on each arc-shaped clamping block 20, an electric push rod (not shown in the figure) is arranged inside each rotary table 18, the electric push rod is connected with the clamp body 19, the longitudinal section of each centering wedge 22 is in a right trapezoid shape, the inclined plane of each centering wedge 22 is in a circular arc shape, when the outer ring and the inner ring of each workpiece are required to be ground, the inner ring of the workpiece is sleeved on the six centering wedges 22, the centering wedges 22 are positioned between the pair of centering wedges 22, and the diameter of the workpiece is adjusted to be close to the diameter of the workpiece in contact with the corresponding centering wedges, and the arc-shaped clamping blocks are positioned on the inner ring 22 when the workpiece is close to the centering wedges 19, and the diameter of the workpiece is adjusted to the workpiece to be adjacent to the workpiece centering wedges 19;
when grinding the inner ring of a workpiece, the servo motor 17 drives the rotary table 18 to rotate for half a circle, the directions of the six centering wedges 22 and the clamp body 19 are twisted, when the workpiece is placed, the axial lead of the workpiece is close to the center of an circumscribed circle formed by the six centering wedges 22, then the clamp body 19 is pushed by the electric push rod to be close to the outer ring of the workpiece, and the arc-shaped clamping blocks 20 and the pair of semicircular clamping blocks 21 on each clamp body 19 are rotationally adjusted when contacting the outer ring of the workpiece, so that the contact area between the pair of semicircular clamping blocks 21 and the inner ring of the workpiece is increased, and the workpiece is clamped more firmly.
Two are collected fighting and are divided into outer lane collection fight 8 and inner circle collection fight 9, the inner circle is collected fight 9 and is set up on three extension support 16, the inner circle is collected fight 9 and is the funnel-shaped, the below that the inner circle was collected fight 9 is connected with drainage tube 32, the outer lane is collected fight 8 and is set up in the outside that the inner circle was collected fight 9, the outer lane is collected fight 8 and is half open annular tubular, the bottom that the outer lane was collected fight 8 is connected with honeycomb duct 33, the middle part of sun gear 10 and bevel gear 11 is opened there is the through-hole, drainage tube 32 is linked together with honeycomb duct 33 through the through-hole, filtering mechanism includes rose box 31, the inside of rose box 31 is provided with filter screen 36, the one end that the honeycomb duct 33 was kept away from the outer lane is collected fight 8 stretches into filter screen 36's below, the inside of rose box 31 is provided with the swash plate, magnet 35 is installed to the below of swash plate, still be provided with back flow 34 on the rose box 31 for one side of swash plate, the one end of back flow 34 is located the top of filter screen 36, the other end of back flow 34 is connected with the hydraulic pump.
The cooling liquid used in grinding the workpiece is sprayed out of the cooling pipe 6, the workpiece is irrigated at the grinding position, grinding scraps are respectively collected and reflowed through the outer ring collecting hopper 8 and the inner ring collecting hopper 9, the cooling liquid flowing into the inner ring collecting hopper 9 flows into the guide pipe 33 through the drainage pipe 32, the cooling liquid flowing into the outer ring collecting hopper 8 is introduced into the guide pipe 33, the cooling liquid in the guide pipe 33 is impacted on the inclined plate of the filter box 31, the magnet 35 below the inclined plate adsorbs the grinding scraps in the cooling liquid, so that the scraps cannot continuously flow with the cooling liquid, after the cooling liquid filters the oil stains and other impurities through the filter screen 36, the hydraulic pump extracts the cooling liquid through the return pipe 34, the cooling liquid is sprayed out of the cooling pipe 6 for recycling, after grinding, an operator opens the insert plate 37 to discharge the cooling liquid out of the filter box 31, then the magnet 35 is pumped out of the filter box 31, and the grinding scraps lose the adsorption of the magnet 35 to scatter, so that the scraps are convenient for the operator to clean the scraps.
The working principle of the invention is as follows: before polishing a workpiece of a wind power bearing by using the processing equipment, filling cooling liquid into a filter box 31, fixing the workpiece onto a clamp assembly, sleeving an inner ring of the workpiece on six centering wedges 22 when the outer ring of the workpiece is polished, adjusting the position of the workpiece at the contact position of the centering wedges 22 with the inner ring of the workpiece when the workpiece is placed, enabling the axial lead of the workpiece to be as close as possible to the center of an inscribed circle formed by the six centering wedges 22, accommodating the diameter error of the inner ring of the workpiece, pushing a clamp body 19 by an electric push rod to be close to the inner ring of the workpiece, rotationally adjusting an arc-shaped clamping block 20 and a pair of semicircular clamping blocks 21 on each clamp body 19 when the inner ring of the workpiece is contacted, electrifying a main motor 27 to drive a spline shaft 26 to rotate, and driving the spline shaft 26 to drive a duplex clutch 25 to rotate, the hydraulic cylinder 28 is used for retracting the hydraulic rod inwards, the shifting fork 29 is used for shifting the duplex clutch 25 to the direction of the two bevel gears 24, the duplex clutch 25 is in contact with the two bevel gears 24 and drives the two bevel gears 24 to rotate through friction force, the two bevel gears 24 drive the planet wheel support 13 to rotate through the cylindrical bevel gears 14, the shifting fork 29 is used for driving the duplex clutch 25 to move, a tooth slot on the lock rod 30 close to the first bevel gear 23 is clamped into the tooth slot of the first bevel gear 23, the first bevel gear 23 is locked and cannot rotate, the sun gear 10 meshed with the first bevel gear 23 cannot rotate, the sun gear 10 is fixed, the planet wheel support 13 rotates and drives the outer layer gear 15 to rotate in a speed-increasing mode, the grinding support 2 and the longitudinal sliding table 3 drive the motor bin 4 to adjust positions, and the grinding wheel 5 rotates to polish a workpiece clamped on the epitaxial support 16.
The cooling liquid used in grinding the workpiece is sprayed out of the cooling pipe 6, the workpiece is irrigated at the grinding position, grinding scraps are respectively collected and reflowed through the outer ring collecting hopper 8 and the inner ring collecting hopper 9, the cooling liquid flowing into the inner ring collecting hopper 9 flows into the guide pipe 33 through the drainage pipe 32, the cooling liquid flowing into the outer ring collecting hopper 8 is introduced into the guide pipe 33, the cooling liquid in the guide pipe 33 is impacted on the inclined plate of the filter box 31, the magnet 35 below the inclined plate adsorbs the grinding scraps in the cooling liquid, so that the scraps cannot continuously flow with the cooling liquid, after the cooling liquid filters oil stains and other impurities through the filter screen 36, the hydraulic pump extracts the cooling liquid through the return pipe 34, and the cooling liquid is sprayed out through the cooling pipe 6 for recycling.
After the workpiece is polished once, the hydraulic rod is required to be detected, the hydraulic cylinder 28 stretches out to the outside, the shifting fork 29 shifts the duplex clutch 25 to the direction of the first bevel gear 23, the duplex clutch 25 is in contact with the first bevel gear 23, the first bevel gear 23 is driven to rotate through friction force, the first bevel gear 23 drives the sun gear 10 to rotate through the bevel gear 11, the shifting fork 29 drives the duplex clutch 25 to move, a tooth slot on the lock rod 30 close to the second bevel gear 24 is clamped into the tooth slot of the second bevel gear 24, the second bevel gear 24 is locked and cannot rotate, the planet gear support 13 meshed with the second bevel gear 24 cannot rotate, the sun gear 10 is formed to rotate, the planet gear support 13 is fixed, the outer layer gear 15 is driven to rotate in a decelerating mode, the mechanical arm is detected to move and contact the surface of the workpiece, and the surface size and the precision of the workpiece are measured.
After all polishing is finished, an operator opens the plugboard 37 to discharge cooling liquid out of the filter box 31, then the magnet 35 is pulled out of the filter box 31, and polishing scraps lose the attraction of the magnet 35 and scatter, so that the scraps are conveniently cleaned by the operator.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. Wind-powered electricity generation bearing grinds processing equipment immediately with function of self-adjusting station, including work piece, hydraulic pump, its characterized in that: the device comprises a ground guide rail (1) and a dustproof base (7), wherein a grinding assembly is arranged on the ground guide rail (1), a clamp assembly is arranged on the dustproof base (7), the clamp assembly clamps a workpiece, and the grinding assembly grinds the workpiece;
the fixture assembly is further provided with two collecting hoppers, the two collecting hoppers are used for collecting grinding cooling liquid, the two collecting hoppers are further connected with a filtering mechanism, the filtering mechanism is used for filtering grinding scraps, the outer side of the fixture assembly is provided with a detection mechanical arm, and the detection mechanical arm is used for measuring a workpiece;
the fixture assembly comprises a speed change mechanism and a centering clamping mechanism, the speed change mechanism comprises a sun gear (10), planet gears (12), a planet gear support (13) and an outer layer gear (15), the sun gear (10) and the planet gear support (13) are rotatably arranged in a dustproof base (7), the outer layer gear (15) is rotatably arranged at the upper end of the dustproof base (7), the planet gear support (13) is rotatably provided with a planet gear (12) with an inner ring and an outer ring, the inner ring is uniformly distributed with three planet gears (12), the three planet gears (12) uniformly distributed on the inner ring are all meshed with the sun gear (10), the outer ring is also uniformly distributed with three planet gears (12), one end of each of the three planet gears (12) uniformly distributed on the outer ring is meshed with the three planet gears (12) uniformly distributed on the inner ring, and the other end of each of the three planet gears (12) uniformly distributed on the outer ring is meshed with the outer layer gear (15);
the speed change mechanism comprises a bevel gear (11), a cylindrical bevel gear (14) and a main motor (27), wherein the bevel gear (11) is arranged below a sun gear (10), the cylindrical bevel gear (14) is arranged below a planet gear bracket (13), the main motor (27) is arranged in a dustproof base (7), a spline shaft (26) is connected to a motor shaft of the main motor (27), a first bevel gear (23) and a second bevel gear (24) are arranged on the spline shaft (26), the first bevel gear (23) and the second bevel gear (24) are oppositely arranged, the first bevel gear (23) and the bevel gear (11) are in meshed transmission, the second bevel gear (24) and the cylindrical bevel gear (14) are in meshed transmission, a duplex clutch (25) is slidably arranged on the spline shaft (26), and the duplex clutch (25) is positioned between the first bevel gear (23) and the second bevel gear (24);
the speed change mechanism further comprises a hydraulic cylinder (28), the hydraulic cylinder (28) is arranged in the dustproof base (7), a shifting fork (29) is arranged on a piston rod of the hydraulic cylinder (28), one end of the shifting fork (29) is slidably connected to the duplex clutch (25), friction plates are arranged at two ends of the duplex clutch (25), friction plates are also arranged at one ends, close to the duplex clutch (25), of the first bevel gear (23) and the second bevel gear (24), a pair of locking rods (30) are further arranged on the piston rod of the hydraulic cylinder (28), one ends of the locking rods (30) are sleeved on the spline shaft (26), the pair of locking rods (30) are respectively arranged at two sides of the outer portion of the first bevel gear (23) and the second bevel gear (24), tooth grooves are correspondingly formed in one end of the spline shaft (26), tooth grooves are also formed in the positions, close to the first bevel gear (23) and the second bevel gear (24), and the tooth grooves are formed in the tooth grooves, and the second bevel gear (24) are matched with the first bevel gear (23).
2. The wind power bearing vertical mill machining equipment with the function of self-adjusting stations according to claim 1, wherein the machining equipment is characterized in that: the centering clamping mechanism at least comprises three extension brackets (16), each extension bracket (16) is arranged on the outer side of the outer gear (15), a rotary table (18) is arranged on each extension bracket (16), a servo motor (17) is arranged below each extension bracket (16), the bottom of each rotary table (18) is connected with a motor shaft of the servo motor (17), and a pair of centering wedges (22) are arranged above each rotary table (18);
each rotary table (18) is provided with a clamp body (19) in a sliding mode, each clamp body (19) is located between a pair of centering wedges (22), each clamp body (19) is provided with an arc-shaped clamping block (20) in a sliding mode, each arc-shaped clamping block (20) is symmetrically provided with a pair of semicircular clamping blocks (21), and each rotary table (18) is internally provided with an electric push rod which is connected with the clamp body (19).
3. The wind power bearing vertical mill machining equipment with the function of self-adjusting stations according to claim 1, wherein the machining equipment is characterized in that: two collect fill and divide into outer lane collection fill (8) and inner circle collection fill (9), the inner circle is collected fill (9) and is set up on three extension support (16), and the inner circle is collected fill (9) and is funnel-shaped, and the below of fill (9) is collected to the inner circle is connected with drainage tube (32), the outer lane is collected fill (8) and is set up in the outside of collecting fill (9) of inner circle, and outer lane is collected fill (8) and is half open annular tubular, and the bottom of filling (8) is collected to the outer lane is connected with honeycomb duct (33), open at the middle part of sun gear (10) and bevel gear (11) has the through-hole, drainage tube (32) pass the through-hole and are linked together with honeycomb duct (33).
4. A wind power bearing vertical mill processing apparatus with self-station adjusting function according to claim 3, wherein: the utility model provides a filter mechanism includes rose box (31), the inside of rose box (31) is provided with filter screen (36), the one end that outer lane was collected and is fought (8) is kept away from to honeycomb duct (33) stretches into the below of filter screen (36), and rose box (31) inside is provided with the swash plate, magnet (35) are installed to the below of swash plate, and picture peg (37) are installed for one side of swash plate to rose box (31), still be provided with back flow (34) on rose box (31), the one end of back flow (34) is located the top of filter screen (36), and the other end of back flow (34) is connected with the hydraulic pump.
5. The wind power bearing vertical mill machining equipment with the function of self-adjusting stations according to claim 1, wherein the machining equipment is characterized in that: the grinding assembly comprises a grinding support (2), the grinding support (2) is arranged on a ground guide rail (1) in a rolling mode, a longitudinal sliding table (3) is arranged at one end of the grinding support (2), a motor bin (4) is rotatably arranged on the longitudinal sliding table (3), grinding wheels (5) are arranged at the upper end and the lower end of the motor bin (4), two cooling pipes (6) are further arranged on the motor bin (4), the two cooling pipes (6) are connected with a hydraulic pump, a mechanical arm is further arranged on the grinding support (2), a diamond cutter is arranged on the mechanical arm, and the diamond cutter is used for trimming the grinding wheels (5).
6. The wind power bearing vertical mill machining equipment with the function of self-adjusting stations according to claim 2, wherein the machining equipment is characterized in that: the longitudinal section of each centering wedge block (22) is in a right trapezoid shape, and the inclined plane of each centering wedge block (22) is in an arc surface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210715069.7A CN114986276B (en) | 2022-06-23 | 2022-06-23 | Wind power bearing vertical mill processing equipment with station self-adjusting function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210715069.7A CN114986276B (en) | 2022-06-23 | 2022-06-23 | Wind power bearing vertical mill processing equipment with station self-adjusting function |
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| CN114986276B true CN114986276B (en) | 2024-02-20 |
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| CN111687740A (en) * | 2020-06-11 | 2020-09-22 | 东莞市固德智能科技有限公司 | Polishing machine with cooling function for bearing processing |
| CN111974595A (en) * | 2020-08-27 | 2020-11-24 | 绍兴方丹科技有限公司 | Spraying robot capable of switching spraying amount and polishing inner wall |
| CN112658583A (en) * | 2020-12-17 | 2021-04-16 | 安徽宇艳智能机械科技有限公司 | Surface pretreatment device for welding steel members |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103032541A (en) * | 2012-12-11 | 2013-04-10 | 王俊生 | Eccentric type planet wheel and planet gear synchronous clutch |
| CN104074934A (en) * | 2013-12-09 | 2014-10-01 | 华南理工大学 | Two-gear automatic speed changing system for electric automobile |
| CN104858738A (en) * | 2015-05-15 | 2015-08-26 | 广东科达洁能股份有限公司 | Plug-in type tile polishing device |
| CN109382760A (en) * | 2018-12-12 | 2019-02-26 | 包倩秋 | Positioning fixture is used in the polishing of hot pot base |
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| CN114986276A (en) | 2022-09-02 |
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