CN103753359B - A kind of outer peripheral face polisher of bearing outer ring - Google Patents
A kind of outer peripheral face polisher of bearing outer ring Download PDFInfo
- Publication number
- CN103753359B CN103753359B CN201310690010.8A CN201310690010A CN103753359B CN 103753359 B CN103753359 B CN 103753359B CN 201310690010 A CN201310690010 A CN 201310690010A CN 103753359 B CN103753359 B CN 103753359B
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- China
- Prior art keywords
- baffle plate
- bearing block
- bearing
- plate
- outer ring
- Prior art date
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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
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
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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
- B24B5/35—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
- 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
- B24B5/355—Feeding means
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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
- 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
-
- 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
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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
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention provides the outer peripheral face polisher of a kind of bearing outer ring, belong to field of mechanical technique.It solve the problem such as equipment shortage being specifically designed to polishing bearing outer ring outer peripheral face in prior art.The outer peripheral face polisher of this bearing outer ring, including frame, described frame is fixed with working plate, working plate is fixed with mutually corresponding bearing block one and bearing block two, between bearing block one and bearing block two, rotation axle one is provided with emery wheel, rotate axle one to be also connected with an actuating unit, working plate is additionally provided with bearing block three and bearing block four, between bearing block three and bearing block four, rotation axle two is provided with location wheel, working plate is fixed with guide rail one and guide rail two, bearing block three and bearing block four are slidably arranged on guide rail one and guide rail two respectively, bearing block three is also connected with a governor motion with bearing block four.The outer peripheral face of bearing outer ring can be polished by the present invention and efficiency is high.
Description
Technical field
The invention belongs to field of mechanical technique, relate to the outer peripheral face polisher of a kind of polisher, particularly a kind of bearing outer ring.
Background technology
Bearing is to play parts that are fixing and that reduce load coefficient of friction in mechanical transmission course.It may also be said that when other parts produce relative motion each other on axle, be used for the coefficient of friction reducing in power transmission process and the parts keeping axle center fixing.Bearing is a kind of very important parts in plant equipment in the present age, and its major function is to support machinery rotary body, in order to reduce equipment mechanical load coefficient of friction in transmission process.By the difference of motor element frictional property, bearing can be divided into rolling bearing and sliding bearing two class.
Bearing is mainly made up of bearing inner race, bearing outer ring, ball (roller) and retainer.In order to ensure that axle center in operation process will not change along with the rotation of axle, it is necessary to fixed with bearing, therefore, in the fabrication process, the cylindricity of the outer peripheral face of bearing outer ring and the inner peripheral surface of bearing inner race requires all higher bearing.
In the prior art, the inner peripheral surface of bearing inner race has special grinding apparatus that it is polished, but, the outer peripheral face of bearing outer ring does not but have special equipment that it is polished.So, for those skilled in the art, it need to develop a kind of polisher that can polish bearing outer ring and be necessary, to ensure the cylindricity of bearing outer ring.
Summary of the invention
It is an object of the invention to there are the problems referred to above for existing technology, it is proposed that the outer peripheral face polisher of a kind of bearing outer ring, the outer peripheral face polisher of this bearing outer ring has can polish to the outer peripheral face of bearing outer ring and feature that efficiency is high.
nullThe purpose of the present invention can be realized by following technical proposal: the outer peripheral face polisher of a kind of bearing outer ring，Including frame，Described frame is fixed with working plate，It is characterized in that，Described working plate is fixed with mutually corresponding bearing block one and bearing block two，Circumferentially rotated by rotation axle one axial restraint between described bearing block one and bearing block two and be provided with emery wheel，Described rotation axle one can drive the actuating unit of its rotation to be connected with one，Described working plate is additionally provided with the bearing block three mutually corresponding with bearing block one and bearing block two and bearing block four，And bearing block three and bearing block four are in bearing block one and the side of bearing block two line of centres，Circumferentially rotated by rotation axle two axial restraint between described bearing block three and bearing block four and be provided with location wheel，Between described emery wheel and location wheel, there is spacing，Described working plate is fixed with the guide rail one and guide rail two that are parallel to each other，Described bearing block three and bearing block four are slidably arranged on guide rail one and guide rail two respectively，Described bearing block three and bearing block four also can regulate location wheel and be connected with the governor motion of spacing between emery wheel with one；nullDescribed working plate is provided with the conveyer device making bearing outer ring pass through between taking turns from emery wheel and location，The base that described conveyer device includes being fixed on working plate in strip，Described base is between emery wheel and location wheel，The middle part of described base along its length on be fixed with installing plate，The side of described installing plate is fixed with baffle plate one and baffle plate two，Described baffle plate one and baffle plate two are obliquely installed both with respect to perpendicular，The opposite side of described installing plate is provided with the baffle plate three corresponding with baffle plate one and baffle plate two and baffle plate four，Described baffle plate three and baffle plate four are obliquely installed both with respect to perpendicular，And the height of installing plate is less than the height of baffle plate one，Described emery wheel is between baffle plate one and baffle plate two，Described location wheel is between baffle plate three and baffle plate four，The fine tuning structure one of spacing between controllable register one and baffle plate three it is provided with between described baffle plate one and baffle plate three，The fine tuning structure two of spacing between controllable register two and baffle plate four it is provided with between described baffle plate two and baffle plate four，The feed end of bearing outer ring is formed between described baffle plate one and baffle plate three，The discharge end of bearing outer ring is formed between described baffle plate two and baffle plate four；Described discharge end place is provided with the drying unit dried by bearing outer ring；nullBeing additionally provided with on described working plate can the water injector of iron powder on the outer peripheral face of bearing cleaning outer ring，Described water injector includes storage tank、Water inlet supervisor、Water pump、Water outlet main pipe and sparge pipe，Described storage tank is detachably secured in frame，Described water pump is fixed in frame，One end of described water inlet supervisor is connected with storage tank，The other end of water inlet supervisor is connected with the water inlet pipe of water pump，One end of described water outlet main pipe is connected with the outlet pipe of water pump，The other end of water outlet main pipe is connected with sparge pipe，The other end of sparge pipe is blind end，The body of sparge pipe offers some hole for water sprayings one towards emery wheel and some hole for water sprayings two towards location wheel，Described sparge pipe is arranged on the surface between emery wheel and location wheel，Described storage tank is additionally provided with the heating arrangements that can the water in storage tank be heated.
The outer peripheral face polisher of this bearing outer ring, its operation principle is such that
1, under the effect of actuating unit, emery wheel high speed rotating is driven；
2, under the effect of governor motion, the model according to bearing, regulate the spacing between emery wheel and location wheel；
3, under the effect of conveyer device, it is achieved the conveying to bearing outer ring, enable bearing outer ring to be first delivered between emery wheel and location wheel, then it is polished, after treating that polishing is good, then depart from emery wheel and location wheel；
4, in the bruting process of bearing outer ring, under the effect of water injector, first pass through heating arrangements the water in storage tank is heated, and make the water temperature in storage tank keep certain, then the water after heated is sprayed onto on bearing outer ring, it is possible not only to bearing outer ring is carried out, additionally it is possible to the grinding performance improving emery wheel improves its sanding property；
5, under the effect of drying unit, the bearing outer ring after cleaned can be dried.
In the outer peripheral face polisher of above-mentioned bearing outer ring, described fine tuning structure one includes bolt one, spring one and nut one, described baffle plate one offers screwed hole one, described installing plate offers through hole one, described baffle plate three offers installing hole one, described screwed hole one, through hole one and installing hole one are on same straight line, described spring one is set on bolt one outer peripheral face, described bolt one and spring one are all located in described through hole one, and the threaded one end of bolt one is connected in screwed hole one, the other end of bolt one passes baffle plate three, described nut one is threaded in the other end of bolt one；Described fine tuning structure two includes bolt two, spring two and nut two, described baffle plate two offers screwed hole two, described installing plate offers through hole two, described baffle plate four offers installing hole two, described screwed hole two, through hole two and installing hole two are on same straight line, described spring two is set on bolt two outer peripheral face, described bolt two and spring two are all located in described through hole two, and the threaded one end of bolt two is connected in screwed hole two, the other end of bolt two passes baffle plate four, described nut two is threaded in the other end of bolt two.Under the elastic force effect of spring one, baffle plate three has all the time to the trend moved away from baffle plate one, thus baffle plate three plays the effect of location, by tightening or unscrewing nut one, it is possible to the spacing between controllable register one and baffle plate three；Under the elastic force effect of spring two, baffle plate four has all the time to the trend moved away from baffle plate two, thus baffle plate four plays the effect of location, by tightening or unscrewing nut two, it is possible to the spacing between controllable register two and baffle plate four.
In the outer peripheral face polisher of above-mentioned bearing outer ring, described actuating unit includes drive motor and shaft coupling one, described drive motor is fixed on working plate by installing rack one, and the output shaft of drive motor is towards emery wheel, described one end of shaft coupling one is connected with the output shaft of drive motor, and the other end of described shaft coupling one is connected with above-mentioned rotation axle one.Open drive motor, the output shaft rotation of drive motor, by shaft coupling once rotation axle one rotation can be driven, emery wheel thus can be enable to have rotated.Shaft coupling one is adopted to carry out power transmission structure simply, reliable operation.
Alternatively situation, in the outer peripheral face polisher of above-mentioned bearing outer ring, described actuating unit includes drive motor, drive pulley, driven pulley and belt, described drive motor is fixed by screws on working plate, and the output shaft of drive motor is parallel with rotating axle one, described drive pulley is fixed on the output shaft of drive motor, described driven pulley is fixed on above-mentioned rotation axle one, and described belt is arranged between drive pulley and driven pulley.Open drive motor, the output shaft rotation of drive motor, owing to drive pulley is integrally fixed on the output shaft of drive motor, just can drive driver pulley rotation simultaneously, under the effect of belt, drive driven pulley rotates, and owing to driven pulley is integrally fixed on rotation axle one, thus can drive and rotate what axle one have rotated together with emery wheel.
In the outer peripheral face polisher of above-mentioned bearing outer ring, described governor motion includes regulating motor, connecting plate and screw mandrel, described adjustment motor is fixed on working plate, and regulate the output shaft of motor towards described location wheel, one end of described connecting plate and bearing block three-phase are fixed, the other end of connecting plate and bearing block four fix, the middle part of connecting plate offers adjustment hole, the threaded one end of described screw mandrel is connected in the adjustment hole on connecting plate, and the other end of screw mandrel and the output shaft regulating motor are fixedly connected with by shaft coupling two.Open and regulate motor, regulate the output shaft rotation of motor, screw mandrel just can be driven by shaft coupling two to rotate, owing to screw mandrel is threaded in connecting plate, screw mandrel rotates just can make connecting plate being axially subjected to displacement at screw mandrel, final drive location wheel near or away from emery wheel.
Alternatively situation, in the outer peripheral face polisher of above-mentioned bearing outer ring, described governor motion includes cylinder and contiguous block, described cylinder is fixed on working plate, and the piston rod of cylinder is towards above-mentioned location wheel, one end of described contiguous block and bearing block three-phase are fixed, and the other end of contiguous block and bearing block four fix, and the piston rod of the side of contiguous block and cylinder is fixedly connected with.Opening cylinder, the piston rod of cylinder stretches out or indentation, thus driving bearing block three, bearing block four being axially subjected to displacement at cylinder piston rod together with contiguous block, final drive location wheel near or away from emery wheel.
In the outer peripheral face polisher of above-mentioned bearing outer ring, described drying unit includes some electric heating tubes and blower fan, described electric heating tube is arranged on working plate each through fluorescent tube mounting seat, described blower fan is fixed on working plate by installing rack two, and the outlet of blower fan is towards described electric heating tube.Ambient air can be heated by electric heating tube when energising, makes electric heating tube ambient air temperature higher, and these air after heated are blowed to the bearing outer ring being on discharge end after polishing by recycling blower fan, so that it may be baked to, effective.
In the outer peripheral face polisher of above-mentioned bearing outer ring, described heating arrangements includes electrical heating coil pipe, temperature sensor and PLC, described electrical heating coil pipe and temperature sensor are each attached in storage tank, described PLC is fixed in frame, and electrical heating coil pipe is connected with described PLC each through circuit with temperature sensor.Water in storage tank can be heated processing by electrical heating coil pipe, temperature sensor can sense the temperature of water in storage tank the moment, under the effect of PLC, it is possible to achieve opening and closing automatically of electrical heating coil pipe, thus controlling the temperature of water in storage tank.
In the outer peripheral face polisher of above-mentioned bearing outer ring, described storage tank includes upper box and the lower box removably connected with upper box, and the bottom of described upper box is fixed with the worry water layer that can be retained in by iron powder in upper box.Iron powder, under the effect considering water layer, can be remained in upper box by the water flowed back to from return duct, thus carrying out focusing on recovery, water then oozes overanxious water layer and flow back in storage tank, for reusing, it is achieved the recycling of water.
In the outer peripheral face polisher of above-mentioned bearing outer ring, described base offers chute one along its width, described chute one is between baffle plate one and baffle plate three, the bottom of described baffle plate three is fixed with slide rail one, described chute one and slide rail one match, and slide rail one is slidably arranged in chute one；Described base offers chute two along its width, and described chute two is between baffle plate two and baffle plate four, and the bottom of described baffle plate four is fixed with slide rail two, and described chute two and slide rail two match, and slide rail two is slidably arranged in chute two.Slide rail one on baffle plate three is slidably arranged in the chute one on base, not only contributes to baffle plate three to be kept to deflect when spring one acts on baffle plate three, the baffle plate three sliding capability on base can also be improved simultaneously；Slide rail two on baffle plate four is slidably arranged in the chute two on base, not only contributes to baffle plate four to be kept to deflect when spring two acts on baffle plate four, the baffle plate four sliding capability on base can also be improved simultaneously.
Compared with prior art, the outer peripheral face polisher of this bearing outer ring has the advantage that
1, the present invention rotates by regulating driven by motor screw mandrel, control location wheel near or away from emery wheel, thus the spacing regulated between emery wheel and location wheel, it is achieved is polished in the outer ring of different model bearing.
2, the present invention can realize the bearing outer ring being in polishing is carried out forward cleaning by the hole for water spraying one on sparge pipe, can realize the bearing outer ring being in polishing is carried out reverse cleaning by the hole for water spraying two on sparge pipe, thus bearing cleaning outer ring is more thorough；Simultaneously under the control of electrical heating coil pipe, temperature sensor and PLC, water in storage tank can be heated, and make the water temperature in storage tank keep certain, when water after heated is sprayed on bearing outer ring, the iron powder on bearing outer ring can not only be removed, the grinding performance of emery wheel can also be improved simultaneously.
3, the present invention is by arranging feed end, operator is when installing the bearing outer ring of required polishing, only need to bearing outer ring be arranged on feed end, hand or other body part thus can be made away from emery wheel and location wheel, it is substantially reduced emergency risk when workman installs bearing outer ring, improves the safety coefficient when polishing bearing outer ring；Simultaneously by arranging discharge end, the bearing outer ring that operator polishes without extracting directly, but automatically can export to collecting box from discharge end.
4, ambient air can be heated when energising by the present invention by electric heating tube, make electric heating tube ambient air temperature higher, these air after heated are blowed to the bearing outer ring being on discharge end after polishing by recycling blower fan, so that it may be baked to, effective.
5, the present invention is by being slidably arranged in the slide rail one at place bottom baffle plate three in the chute one on base, so that it may so that baffle plate three slides more smooth and easy on base, and baffle plate three will not be made to rotate in the horizontal plane；Simultaneously by the slide rail two at place bottom baffle plate four is slidably arranged in the chute two on base, so that it may so that baffle plate four slides more smooth and easy on base, and baffle plate four will not be made to rotate in horizontal plane.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 be the present invention face structural representation；
Fig. 3 is the plan structure schematic diagram of the present invention；
Fig. 4 is the structure for amplifying schematic diagram at A place in Fig. 2；
Fig. 5 is the sectional structure schematic diagram of storage tank.
In figure, 1, frame；2, working plate；3, bearing block one；4, bearing block two；5, emery wheel；6, bearing block three；7, bearing block four；8, location wheel；9, guide rail one；10, guide rail two；11, drive motor；12, shaft coupling one；13, installing rack one；14, connecting plate；15, motor is regulated；16, screw mandrel；17, shaft coupling two；18, base；19, installing plate；20, baffle plate one；21, baffle plate two；22, baffle plate three；23, baffle plate four；24, bolt one；25, spring one；26, nut one；27, sparge pipe；28, water fender；29, storage tank；29a, upper box；29b, lower box；29c, worry water layer；30, water pump；31, return duct；32, water inlet supervisor；33, water outlet main pipe；34, flow control valve；35, PLC；36, electric heating tube；37, blower fan；38, installing rack two.
Detailed description of the invention
The following is specific embodiments of the invention and in conjunction with accompanying drawing, technical scheme is further described, but the present invention is not limited to these embodiments.
Embodiment one
As shown in Figure 1,2 and 3, a kind of outer peripheral face polisher of bearing outer ring, including frame 1, frame 1 is fixed with working plate 2, the edge of working plate 2 is fixed with four pieces of water fenders 28, and four pieces of water fenders 28 surround rectangle and can be surrounded completely by working plate 2, to prevent the water being on working plate 2 from flowing to working plate 2 surrounding, the water on working plate 2 working plate 2 is further opened with a return port, so that can flow out from return port.
As it is shown in figure 1, frame 1 includes four supporting legs and an installing frame being fixed on supporting leg top place, working plate 2 is arranged in installing frame, frame 1 be fixedly arranged in the middle of the transverse slat one being parallel to each other and transverse slat two and the riser one being parallel to each other and riser two.It is further fixed on a substrate between transverse slat one and transverse slat two, substrate is fixed with a PLC 35.
Working plate 2 is fixed with mutually corresponding bearing block 1 and bearing block 24, between bearing block 1 and bearing block 24, is provided with emery wheel 5, and emery wheel 5 is circumferentially rotated by rotation axle one axial restraint and is arranged between bearing block 1 and bearing block 24.Concrete, the one end rotating axle one is fixed on bearing block 1 by bearing one, and the other end rotating axle one is fixed on bearing block 24 by bearing two.Working plate 2 is additionally provided with the bearing block three 6 mutually corresponding with bearing block 1 and bearing block 24 and bearing block 47, and bearing block 36 and bearing block 47 are in bearing block 1 and the side of bearing block 24 line, being provided with location wheel 8 between bearing block 36 and bearing block 47, location wheel 8 is circumferentially rotated by rotation axle two axial restraint and is arranged between bearing block 36 and bearing block 47.Having spacing between emery wheel 5 and location wheel 8, the initial value of this spacing is more than the external diameter of bearing outer ring.Concrete, the one end rotating axle two is fixed on bearing block 36 by bearing three, and the other end rotating axle two is fixed on bearing block 47 by bearing four.Bearing block 1 and bearing block 24 be fixedly arranged above protective cover one, bearing block 36 and bearing block 47 be fixedly arranged above protective cover two.
As indicated at 3, the one end rotating axle one passes bearing block 1, and this end and rotating axle one can drive the actuating unit of its rotation to be connected.Concrete, this actuating unit includes drive motor 11 and shaft coupling 1, drive motor 11 is fixed on working plate 2 by installing rack 1, and the output shaft of drive motor 11 is towards emery wheel 5, one end of shaft coupling 1 is connected with the output shaft of drive motor 11, and the other end of shaft coupling 1 is connected with rotating axle one.Open drive motor 11, the output shaft rotation of drive motor 11, just can be driven rotation axle one rotation by shaft coupling 1, emery wheel 5 thus can be made to have rotated.Shaft coupling 1 is adopted to carry out power transmission structure simply, reliable operation.
As indicated at 3, working plate 2 is fixed with the guide rail 1 being parallel to each other and guide rail 2 10, bearing block 36 and bearing block 47 by screw to be slidably arranged in respectively on guide rail 1 and guide rail 2 10.Concrete, the bottom of bearing block 36 is fixed with slide block one, and the bottom place of slide block one offers groove one, and groove one can match with guide rail 1, slide block one is arranged on guide rail 1 by groove one, and by arranging slide block one, that bearing block 36 can be made to slide on guide rail 1 is more smooth and easy；The bottom of bearing block 47 is fixed with slide block two, the bottom place of slide block two offers groove two, groove two can match with guide rail 2 10, and slide block two is arranged on guide rail 2 10 by groove two, and by arranging slide block two, that bearing block 47 can be made to slide on guide rail 2 10 is more smooth and easy.
Bearing block 36 and bearing block 47 also can regulate the governor motion of spacing between location wheel 8 and emery wheel 5 and be connected with one.Concrete, this governor motion includes regulating motor 15, connecting plate 14 and screw mandrel 16, regulate motor 15 and be fixed by screws on working plate 2, and regulate motor 15 output shaft towards be arranged between bearing block 36 and bearing block 47 location wheel 8, one end of connecting plate 14 and bearing block 36 fix, the other end of connecting plate 14 and bearing block 47 fix, the middle part of connecting plate 14 offers adjustment hole, the threaded one end of screw mandrel 16 is connected in the adjustment hole on connecting plate 14, and the other end of screw mandrel 16 and the output shaft regulating motor 15 are fixedly connected with by shaft coupling 2 17.The operation principle of this governor motion is such that opening and regulates motor 15, the output shaft making adjustment motor 15 rotates forward, just screw mandrel 16 can be driven to rotate forward by shaft coupling 2 17, owing to screw mandrel 16 is to be threaded in the adjustment hole on connecting plate 14, screw mandrel 16 rotates forward and just can make connecting plate 14 axially moving out at screw mandrel 16, thus driving bearing block 36, bearing block 47 to move out together with location wheel 8, make location wheel 8 near emery wheel 5；If the output shaft making adjustment motor 15 reverses, just screw mandrel 16 can be driven to reverse, owing to screw mandrel 16 is to be threaded in the adjustment hole on connecting plate 14, screw mandrel 16 reverses and connecting plate 14 just can be made at the axially inward of screw mandrel 16, thus driving bearing block 36, bearing block 47 inward together with location wheel 8, make location wheel 8 away from emery wheel 5, finally realize the adjustment of spacing between emery wheel 5 and location wheel 8.
Screw mandrel 16 is further fixed on a spacing ring near one end of location wheel 8, and the external diameter of this spacing ring is more than the diameter of the adjustment hole on connecting plate 14, to prevent connecting plate 14 from slipping away under the drive of screw mandrel 16 body of screw mandrel 16.Spacing ring is removably fixed with one stroke switch, the output shaft of motor and a lap count on the end face of connecting plate 14 and is connected, and motor, travel switch are connected with the PLC 35 on substrate each through respective circuit with lap count.PLC 35 is in performing command procedure: after connecting plate 14 encounters travel switch, PLC 35 can be passed information to, PLC 35 order regulates motor 15 and rotates backward, and lap count then can be accurately controlled the displacement of connecting plate 14 more.
As shown in Figures 3 and 4, working plate 2 is provided with making bearing outer ring take turns, from emery wheel 5 and location, the conveyer device passed through between 8.Concrete, the base 18 that this conveyer device includes being fixed on working plate 2 in strip, base 18 is between emery wheel 5 and location wheel 8, the middle part of base 18 along its length on be fixed with installing plate 19, the side of installing plate 19 is fixed with baffle plate 1 and baffle plate 2 21, baffle plate 1 and baffle plate 2 21 are obliquely installed both with respect to perpendicular, the opposite side of installing plate 19 is provided with the baffle plate three 22 corresponding with baffle plate 1 and baffle plate 2 21 and baffle plate 4 23, baffle plate 3 22 and baffle plate 4 23 are obliquely installed both with respect to perpendicular, and the height of installing plate 19 is less than the height of baffle plate 1, emery wheel 5 is between baffle plate 1 and baffle plate 2 21, location wheel 8 is between baffle plate 3 22 and baffle plate 4 23.
The fine tuning structure one of spacing between controllable register 1 and baffle plate 3 22 it is provided with between baffle plate 1 and baffle plate 3 22, this fine tuning structure one includes bolt 1, spring 1 and nut 1, baffle plate 1 offers screwed hole one, installing plate 19 offers through hole one, baffle plate 3 22 offers installing hole one, screwed hole one, through hole one and installing hole one are on same straight line, spring 1 is set on bolt 1 outer peripheral face, bolt 1 and spring 1 are all located in through hole one, and the threaded one end of bolt 1 is connected in screwed hole one, the other end of bolt 1 passes baffle plate 3 22, nut 1 is threaded in the other end of bolt 1, the feed end of bearing outer ring is formed between baffle plate 1 and baffle plate 3 22.Under the elastic force effect of spring 1, baffle plate 3 22 has all the time to the trend moved away from baffle plate 1, thus baffle plate 3 22 plays the effect of location.Nut 1 is tightened, it is possible to suitably reduce the spacing between baffle plate 1 and baffle plate 3 22；Nut 1 is unscrewed, it is possible to suitably increase the spacing between baffle plate 1 and baffle plate 3 22.
The fine tuning structure two of spacing between controllable register 2 21 and baffle plate 4 23 it is provided with between baffle plate 2 21 and baffle plate 4 23, this fine tuning structure two includes bolt two, spring two and nut two, baffle plate 2 21 offers screwed hole two, installing plate 19 offers through hole two, baffle plate 4 23 offers installing hole two, screwed hole two, through hole two and installing hole two are on same straight line, spring two is set on bolt two outer peripheral face, bolt two and spring two are all located in through hole two, and the threaded one end of bolt two is connected in screwed hole two, the other end of bolt two passes baffle plate 4 23, nut two is threaded in the other end of bolt two, the discharge end of bearing outer ring is formed between baffle plate 2 21 and baffle plate 4 23.Under the elastic force effect of spring two, baffle plate 4 23 has all the time to the trend moved away from baffle plate 2 21, thus baffle plate 4 23 plays the effect of location.Nut two is tightened, it is possible to suitably reduce the spacing between baffle plate 2 21 and baffle plate 4 23；Nut two is unscrewed, it is possible to suitably increase the spacing between baffle plate 2 21 and baffle plate 4 23.The side of discharge end is removably fixed with a collecting box, and it is good and from the bearing outer ring tumbled between baffle plate 2 21 and baffle plate 4 23 that collecting box is conducive to collecting polishing.
Offering chute one on base 18 along its width, chute one is between baffle plate 1 and baffle plate 3 22, and the bottom of baffle plate 3 22 is fixed with slide rail one, chute one and slide rail one and matches, and slide rail one is slidably arranged in chute one.Slide rail one on baffle plate 3 22 is slidably arranged in the chute one on base 18, not only contributes to baffle plate 3 22 to be kept to deflect when spring 1 acts on baffle plate 3 22, the baffle plate 3 22 sliding capability on base 18 can also be improved simultaneously.
Offering chute two on base 18 along its width, chute two is between baffle plate 2 21 and baffle plate 4 23, and the bottom of baffle plate 4 23 is fixed with slide rail two, chute two and slide rail two and matches, and slide rail two is slidably arranged in chute two.Slide rail two on baffle plate 4 23 is slidably arranged in the chute two on base 18, not only contributes to baffle plate 4 23 to be kept to deflect when spring two acts on baffle plate 4 23, the baffle plate 4 23 sliding capability on base 18 can also be improved simultaneously.
nullFirst the operation principle of this conveyer device is such that，Bearing outer ring is placed between baffle plate 1 and baffle plate 3 22，Then，Model according to bearing regulates the spacing between baffle plate 1 and baffle plate 3 22，Enable the bearing outer ring being between baffle plate 1 and baffle plate 3 22 to try hard to recommend outside to automatically fall under dynamic effect between emery wheel 5 and location wheel 8，When putting into bearing outer ring one by one，Thrust can be provided by bearing outer ring for being in front，Bearing outer ring is made slowly to be delivered between emery wheel 5 and location wheel 8，And it is polished，Finally，Treat that it has been polished，Model according to bearing regulates the spacing between baffle plate 2 21 and baffle plate 4 23，Enable the bearing outer ring being between emery wheel 5 and location wheel 8 to try hard to recommend outside to automatically fall under dynamic effect between baffle plate 2 21 and baffle plate 4 23，Eventually fall into collecting box.
As shown in Figure 2, the water injector of the iron powder being provided with on the outer peripheral face of bearing cleaning outer ring on working plate 2, this water injector includes storage tank 29, water inlet supervisor 32, water pump 30, water outlet main pipe 33 and sparge pipe 27, storage tank 29 is fixed in frame 1 by dismountable mode, water pump 30 is fixed on substrate, one end of water inlet supervisor 32 is connected with storage tank 29, the other end is connected with the water inlet pipe of water pump 30, one end of water outlet main pipe 33 is connected with the outlet pipe of water pump 30, the other end is connected with sparge pipe 27, the other end of sparge pipe 27 is blind end, the body of sparge pipe 27 offers some hole for water sprayings one towards emery wheel 5 and some hole for water sprayings two towards location wheel 8, sparge pipe 27 is arranged on the surface between emery wheel 5 and location wheel 8.The operation principle of this water injector is such that first adding a certain amount of water in storage tank 29, it is then turned on water pump 30, aquiform stool in storage tank 29 can by water inlet supervisor 32 through the water inlet pipe suction of water pump 30 in water pump 30, and it is delivered in water outlet main pipe 33 by the outlet pipe of water pump 30, carry out conveying moisture, water enters eventually in sparge pipe 27, then by ejection in the hole for water spraying one of sparge pipe 27 and hole for water spraying two, the bearing outer ring being between emery wheel 5 and location wheel 8 is purged iron powder.
Concrete, the cross section of hole for water spraying one is rounded, and the distance between the hole heart of the adjacent hole for water spraying of each two one is all identical, and the aperture of hole for water spraying one is become big successively by water inlet end to blind end；The cross section of hole for water spraying two is rounded, distance between the hole heart of the adjacent hole for water spraying of each two two is all identical, and the aperture of hole for water spraying two is become big successively by water inlet end to blind end, that so design in order that the water being in sparge pipe 27 can more uniform spray from hole for water spraying one or from hole for water spraying two.Water inlet supervisor 32 is provided with flow control valve 34, flow control valve 34 and water pump 30 and is connected with the PLC 35 on substrate each through circuit.Flow control valve 34 can control the pressure size of the water sprayed by sparge pipe 27, thus being better purged iron powder for bearing outer ring.Return port on working plate 2 is connected with storage tank 29 by return duct 31, and the water on working plate 2 can be flowed back to storage tank 29 by return port by return duct 31.
Storage tank 29 is additionally provided with the heating arrangements that can the water in storage tank 29 be heated.Concrete, this heating arrangements includes electrical heating coil pipe and temperature sensor, and electrical heating coil pipe and temperature sensor are each attached in storage tank 29, and electrical heating coil pipe is connected with the PLC 35 on substrate each through circuit with temperature sensor.Water in storage tank 29 can be heated processing by electrical heating coil pipe, temperature sensor can sense the temperature of water in storage tank 29 moment, under the effect of PLC 35, it is possible to achieve opening and closing automatically of electrical heating coil pipe, thus controlling the temperature of water in storage tank 29.Make water temperature in storage tank 29 keep certain, when the water after heated is sprayed on bearing outer ring, additionally it is possible to the grinding performance improving emery wheel 5 improves its sanding property simultaneously.
As shown in Figure 5, storage tank 29 includes upper box 29a and the lower box 29b removably connected with upper box 29a, upper box 29a is in the top place of lower box 29b, the bottom of upper box 29a is fixed with the worry water layer 29c can being retained in by iron powder in upper box 29a, considers water layer 29c and the materials such as asbestos can be adopted to make.Iron powder, under the effect considering water layer 29c, can be remained in upper box 29a by the water flowed back to from return duct 31, thus carrying out focusing on recovery, water then oozes overanxious water layer 29c and flow back in storage tank 29, for reusing, it is achieved the recycling of water.
As shown in Figure 3, discharge end place on base 18 is provided with the drying unit dried by bearing outer ring, drying unit includes some electric heating tubes 36 and blower fan 37, electric heating tube 36 is arranged on working plate 2 each through fluorescent tube mounting seat, blower fan 37 is fixed on working plate 2 by installing rack 2 38, and the outlet of blower fan 37 is towards described electric heating tube 36.Ambient air can be heated by electric heating tube 36 when energising, make electric heating tube 36 ambient air temperature higher, these air after heated are blowed to the bearing outer ring being on discharge end after polishing by recycling blower fan 37, so that it may be baked to, effective.
The outer peripheral face polisher of this bearing outer ring, its operation principle is such that
1, open drive motor 11, drive emery wheel 5 high speed rotating；
2, open adjustment motor 15, the model according to bearing, regulate the spacing between emery wheel 5 and location wheel 8；
3, bearing outer ring is put into one by one with hands, and in the way of the latter promotes the former, realize the conveying to bearing outer ring, bearing outer ring is enable first to be delivered between baffle plate 1 and baffle plate 3 22, it is polished with location wheel 8 through emery wheel 5, after treating that polishing is good, it is delivered to again between baffle plate 2 21 and baffle plate 4 23, eventually falls into collecting box；
4, by electrical heating coil pipe and temperature sensor, the water in storage tank 29 is heated, and make the water temperature in storage tank 29 keep certain, when bearing outer ring is between emery wheel 5 and location wheel 8, by sparge pipe 27, the water after heated is sprayed onto on bearing outer ring, it is possible not only to bearing outer ring is carried out, additionally it is possible to the grinding performance improving emery wheel 5 improves its sanding property；
5, treat that bearing outer ring has been polished, under the effect of electric heating tube 36 and blower fan 37, the bearing outer ring after cleaned can be dried.
Embodiment two
The present embodiment is essentially identical with structure and the principle of embodiment one, different place is in that: in embodiment one, actuating unit includes drive motor 11 and shaft coupling 1, drive motor 11 is fixed on working plate 2 by installing rack 1, one end of shaft coupling 1 is connected with the output shaft of drive motor 11, and the other end is connected with rotating axle one；And in the present embodiment two, actuating unit includes drive motor 11, drive pulley, driven pulley and belt, drive motor 11 is fixed by screws on working plate 2, and the output shaft of drive motor 11 is parallel with rotating axle one, drive pulley is fixed on the output shaft of drive motor 11, driven pulley is fixed on rotation axle one, and belt is arranged between drive pulley and driven pulley.Open drive motor 11, the output shaft rotation of drive motor 11, owing to drive pulley is integrally fixed on the output shaft of drive motor 11, just can drive driver pulley rotation simultaneously, under the effect of belt, drive driven pulley rotates, and owing to driven pulley is integrally fixed on rotation axle one, thus can drive and rotate what axle one have rotated together with emery wheel 5.
Embodiment three
The present embodiment is essentially identical with structure and the principle of embodiment one, different place is in that: in embodiment one, governor motion includes regulating motor 15, connecting plate 14 and screw mandrel 16, regulate motor 15 and be fixed on working plate 2, and the output shaft of adjustment motor 15 is towards positioning wheel 8, one end of connecting plate 14 and bearing block 36 fix, the other end and bearing block 47 fix, the middle part of connecting plate 14 offers adjustment hole, the threaded one end of screw mandrel 16 is connected in the adjustment hole on connecting plate 14, the other end and the output shaft regulating motor 15 are fixedly connected with by shaft coupling 2 17；And in the present embodiment three, governor motion includes cylinder and contiguous block, cylinder is fixed on working plate 2, and the piston rod of cylinder is towards positioning wheel 8, one end of contiguous block and bearing block 36 fix, and the other end and bearing block 47 fix, and the piston rod of the side of contiguous block and cylinder is fixedly connected with.Opening cylinder, if making the piston rod of cylinder stretch out, thus driving bearing block 36, bearing block 47 to move out together with contiguous block, final drive positions wheel 8 near emery wheel 5；If making the piston rod indentation of cylinder, thus driving bearing block 36, bearing block 47 inward together with contiguous block, final drive positions wheel 8 away from emery wheel 5.
Specific embodiment described herein is only to present invention spirit explanation for example.Described specific embodiment can be made various amendment or supplements or adopt similar mode to substitute by those skilled in the art, but without departing from the spirit of the present invention or surmount the scope that appended claims is defined.
Although more employing 1 herein, frame；2, working plate；3, bearing block one；4, bearing block two；5, emery wheel；6, bearing block three；7, bearing block four；8, location wheel；9, guide rail one；10, guide rail two；11, drive motor；12, shaft coupling one；13, installing rack one；14, connecting plate；15, motor is regulated；16, screw mandrel；17, shaft coupling two；18, base；19, installing plate；20, baffle plate one；21, baffle plate two；22, baffle plate three；23, baffle plate four；24, bolt one；25, spring one；26, nut one；27, sparge pipe；28, water fender；29, storage tank；29a, upper box；29b, lower box；29c, worry water layer；30, water pump；31, return duct；32, water inlet supervisor；33, water outlet main pipe；34, flow control valve；35, PLC；36, electric heating tube；37, blower fan；38, the second-class term of installing rack, but it is not precluded from using the probability of other term.These terms are used to be only used to describe and explain more easily the essence of the present invention；It is all contrary with spirit of the present invention for being construed as any additional restriction.
Claims (6)
1. the outer peripheral face polisher of a bearing outer ring, including frame, described frame is fixed with working plate, it is characterized in that, described working plate is fixed with mutually corresponding bearing block one and bearing block two, circumferentially rotated by rotation axle one axial restraint between described bearing block one and bearing block two and be provided with emery wheel, described rotation axle one can drive the actuating unit of its rotation to be connected with one, described actuating unit includes drive motor and shaft coupling one, described drive motor is fixed on working plate by installing rack one, and the output shaft of drive motor is towards emery wheel, described one end of shaft coupling one is connected with the output shaft of drive motor, the other end of described shaft coupling one is connected with above-mentioned rotation axle one；nullDescribed working plate is additionally provided with the bearing block three mutually corresponding with bearing block one and bearing block two and bearing block four，And bearing block three and bearing block four are in bearing block one and the side of bearing block two line of centres，Circumferentially rotated by rotation axle two axial restraint between described bearing block three and bearing block four and be provided with location wheel，Between described emery wheel and location wheel, there is spacing，Described working plate is fixed with the guide rail one and guide rail two that are parallel to each other，Described bearing block three and bearing block four are slidably arranged on guide rail one and guide rail two respectively，Described bearing block three and bearing block four also can regulate location wheel and be connected with the governor motion of spacing between emery wheel with one，Described governor motion includes regulating motor、Connecting plate and screw mandrel，Described adjustment motor is fixed on working plate，And regulate the output shaft of motor towards described location wheel，One end of described connecting plate and bearing block three-phase are fixed，The other end of connecting plate and bearing block four fix，The middle part of connecting plate offers adjustment hole，The threaded one end of described screw mandrel is connected in the adjustment hole on connecting plate，The other end of screw mandrel and the output shaft regulating motor are fixedly connected with by shaft coupling two；nullDescribed working plate is provided with the conveyer device making bearing outer ring pass through between taking turns from emery wheel and location，The base that described conveyer device includes being fixed on working plate in strip，Described base is between emery wheel and location wheel，The middle part of described base along its length on be fixed with installing plate，The side of described installing plate is fixed with baffle plate one and baffle plate two，Described baffle plate one and baffle plate two are obliquely installed both with respect to perpendicular，The opposite side of described installing plate is provided with the baffle plate three corresponding with baffle plate one and baffle plate two and baffle plate four，Described baffle plate three and baffle plate four are obliquely installed both with respect to perpendicular，And the height of installing plate is less than the height of baffle plate one，Described emery wheel is between baffle plate one and baffle plate two，Described location wheel is between baffle plate three and baffle plate four，The fine tuning structure one of spacing between controllable register one and baffle plate three it is provided with between described baffle plate one and baffle plate three，The fine tuning structure two of spacing between controllable register two and baffle plate four it is provided with between described baffle plate two and baffle plate four，The feed end of bearing outer ring is formed between described baffle plate one and baffle plate three，The discharge end of bearing outer ring is formed between described baffle plate two and baffle plate four；Described discharge end place is provided with the drying unit dried by bearing outer ring；nullBeing additionally provided with on described working plate can the water injector of iron powder on the outer peripheral face of bearing cleaning outer ring，Described water injector includes storage tank、Water inlet supervisor、Water pump、Water outlet main pipe and sparge pipe，Described storage tank is detachably secured in frame，Described water pump is fixed in frame，One end of described water inlet supervisor is connected with storage tank，The other end of water inlet supervisor is connected with the water inlet pipe of water pump，One end of described water outlet main pipe is connected with the outlet pipe of water pump，The other end of water outlet main pipe is connected with sparge pipe，The other end of sparge pipe is blind end，The body of sparge pipe offers some hole for water sprayings one towards emery wheel and some hole for water sprayings two towards location wheel，Described sparge pipe is arranged on the surface between emery wheel and location wheel，Described storage tank is additionally provided with the heating arrangements that can the water in storage tank be heated.
2. the outer peripheral face polisher of bearing outer ring according to claim 1, it is characterized in that, described fine tuning structure one includes bolt one, spring one and nut one, described baffle plate one offers screwed hole one, described installing plate offers through hole one, described baffle plate three offers installing hole one, described screwed hole one, through hole one and installing hole one are on same straight line, described spring one is set on bolt one outer peripheral face, described bolt one and spring one are all located in described through hole one, and the threaded one end of bolt one is connected in screwed hole one, the other end of bolt one passes baffle plate three, described nut one is threaded in the other end of bolt one；Described fine tuning structure two includes bolt two, spring two and nut two, described baffle plate two offers screwed hole two, described installing plate offers through hole two, described baffle plate four offers installing hole two, described screwed hole two, through hole two and installing hole two are on same straight line, described spring two is set on bolt two outer peripheral face, described bolt two and spring two are all located in described through hole two, and the threaded one end of bolt two is connected in screwed hole two, the other end of bolt two passes baffle plate four, described nut two is threaded in the other end of bolt two.
3. the outer peripheral face polisher of bearing outer ring according to claim 1 and 2, it is characterized in that, described drying unit includes some electric heating tubes and blower fan, described electric heating tube is arranged on working plate each through fluorescent tube mounting seat, described blower fan is fixed on working plate by installing rack two, and the outlet of blower fan is towards described electric heating tube.
4. the outer peripheral face polisher of bearing outer ring according to claim 1 and 2, it is characterized in that, described heating arrangements includes electrical heating coil pipe, temperature sensor and PLC, described electrical heating coil pipe and temperature sensor are each attached in storage tank, described PLC is fixed in frame, and electrical heating coil pipe is connected with described PLC each through circuit with temperature sensor.
5. the outer peripheral face polisher of bearing outer ring according to claim 1 and 2, it is characterized in that, described storage tank includes upper box and the lower box removably connected with upper box, and the bottom of described upper box is fixed with the worry water layer that can be retained in by iron powder in upper box.
6. the outer peripheral face polisher of bearing outer ring according to claim 1 and 2, it is characterized in that, described base offers chute one along its width, described chute one is between baffle plate one and baffle plate three, the bottom of described baffle plate three is fixed with slide rail one, described chute one and slide rail one match, and slide rail one is slidably arranged in chute one；Described base offers chute two along its width, and described chute two is between baffle plate two and baffle plate four, and the bottom of described baffle plate four is fixed with slide rail two, and described chute two and slide rail two match, and slide rail two is slidably arranged in chute two.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610225044.3A CN105881122B (en) | 2013-12-16 | 2013-12-16 | A kind of outer peripheral face sander of structure improved bearing outer ring |
| CN201310690010.8A CN103753359B (en) | 2013-12-16 | 2013-12-16 | A kind of outer peripheral face polisher of bearing outer ring |
| CN201610225041.XA CN105881121B (en) | 2013-12-16 | 2013-12-16 | A kind of outer peripheral face sander of improved bearing outer ring |
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| CN201310690010.8A CN103753359B (en) | 2013-12-16 | 2013-12-16 | A kind of outer peripheral face polisher of bearing outer ring |
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| CN201610225044.3A Division CN105881122B (en) | 2013-12-16 | 2013-12-16 | A kind of outer peripheral face sander of structure improved bearing outer ring |
| CN201610225041.XA Division CN105881121B (en) | 2013-12-16 | 2013-12-16 | A kind of outer peripheral face sander of improved bearing outer ring |
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| CN103753359A CN103753359A (en) | 2014-04-30 |
| CN103753359B true CN103753359B (en) | 2016-07-06 |
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| CN201610225041.XA Active CN105881121B (en) | 2013-12-16 | 2013-12-16 | A kind of outer peripheral face sander of improved bearing outer ring |
| CN201310690010.8A Active CN103753359B (en) | 2013-12-16 | 2013-12-16 | A kind of outer peripheral face polisher of bearing outer ring |
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| CN201610225041.XA Active CN105881121B (en) | 2013-12-16 | 2013-12-16 | A kind of outer peripheral face sander of improved bearing outer ring |
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| CN108161598A (en) * | 2017-12-27 | 2018-06-15 | 福建聚云科技股份有限公司 | A kind of novel multifunctional pipe processing machine |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105881121B (en) | 2018-01-12 |
| CN105881122B (en) | 2018-01-09 |
| CN105881122A (en) | 2016-08-24 |
| CN103753359A (en) | 2014-04-30 |
| CN105881121A (en) | 2016-08-24 |
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