CN102626890A - Two-sided automatic polishing machine - Google Patents
Two-sided automatic polishing machine Download PDFInfo
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- CN102626890A CN102626890A CN2012101233461A CN201210123346A CN102626890A CN 102626890 A CN102626890 A CN 102626890A CN 2012101233461 A CN2012101233461 A CN 2012101233461A CN 201210123346 A CN201210123346 A CN 201210123346A CN 102626890 A CN102626890 A CN 102626890A
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Abstract
The invention discloses a two-sided automatic polishing machine, which comprises a horizontally arranged rotary table, an outer box, an upper abrasive wheel and a lower abrasive wheel, wherein the rotary table is provided with at least two through holes which are station holes; distances from the station holes to the center of the rotary table are the same; each station hole is used for transmitting a processing workpiece; the outer box is used for accommodating the rotary plate and is provided with an upwards opening; a through hole is arranged in a bottom face of the outer box; the upper abrasive wheel and the lower abrasive wheel are respectively arranged above and below the rotary plate and are horizontally arranged; rotating directions of the upper abrasive wheel and the lower abrasive wheel are opposite; the upper abrasive wheel can be lifted up and down, the lower abrasive wheel penetrates through the through hole of the outer box when being used for polishing, so that the upper surface of the lower abrasive wheel and a base plate of the rotary plate are coplanar; and wheel faces of the upper abrasive wheel and the lower abrasive wheel pass through the station holes in the middle parts of the upper abrasive wheel and the lower abrasive wheel when being rotated after stretching into the rotary plate. The two-sided automatic polishing machine has the beneficial effects that a table board of a radiator can be efficiently polished, the production efficiency is high, and the problems that the production efficiency for the table board of the radiator is low, the product quality is instable, and the market competitiveness is weak are solved.
Description
Technical field
The present invention relates to a kind of two-sided machine for automatically polishing, be mainly used in radiator table top processing technique field.
Background technology
The high-power electric semiconductor device is used water-filled radiator, mainly is that copper body water-filled radiator is main, because manufacturing cost is high; General in the world now employing is cast as around pipe alloy aluminum (aluminium-manganese) of adding proper proportion in fine aluminium and forms; Be aluminium alloy body water-filled radiator, aluminium alloy body of casting radiator surface is comparatively coarse, and the high-power electric semiconductor device is used water-filled radiator; Not only require the radiator table top will have very high two surfaces high-precision, but also the depth of parallelism of exigent surface of the work.When being used for device such as high voltage, high-power, direct current transportation, can be used for tens or tens water-cooling devices series connection, parallelly connected with the water route.
The aluminium alloy body of casting water-filled radiator that the existing power semiconductor device of China is used is difficult to many-sided demand that the high-power electric semiconductor device adapts to market, and its quality is unstable; The surface high accuracy is low; Product depth of parallelism degree is poor, and cooling effect is reduced, and very easily causes equipment fault.The water-filled radiator that in engineerings such as electric power direct current transportation, UHV transmission, high ferro transportation, uses all relies on external import.
Fast development along with Power Electronic Technique; And current electronic device improves constantly the requirement of high-performance module and highly reliable high power device; Power semiconductor device is in recent years owing to the raising of switching frequency and the increase of contact capacity, and the diffusing degree of the hear rate in the unit volume is increasingly high, causes caloric value and temperature sharply to rise; By heat drive the machinery cause, chemistry, integrity problem such as electric is also more and more serious, has had a strong impact on the q&r of product.Therefore, the heat dissipation problem of power device becomes the focus that the power electronics application is paid close attention to.
Aluminium alloy body of casting water-filled radiator is to be used for the high-power electric semiconductor device, and the radiator table top is circular mostly.The round table surface surface finishing is the key position that contacts with the electronic device table top, and the quality of its quality can influence the operating temperature of device.In present radiator round table surface surface finishing processing, domestic enterprise still is in the starting stage at present, and what mainly still adopt mostly is common polishing lathe, and dress (unloading) carry out after expecting to shut down.This unit production and processing, though have the advantage that technology is simple, equipment price is cheap, its production efficiency is low, unstable product quality is a little less than the market competitiveness.
Summary of the invention
The technical problem that the present invention will solve provides a kind of two-sided machine for automatically polishing, and the radiator table top is polished processing efficiently, and production efficiency is high.
The present invention realizes through following technical scheme.
A kind of two-sided machine for automatically polishing comprises:
It is the station hole that horizontally disposed rotating disk, above-mentioned rotating disk have at least two through holes, and above-mentioned station hole is identical to the distance of center of turntable, and above-mentioned station hole is used for transmitting processing work;
The outer box that holds rotating disk, above-mentioned outer box be opening up, and outer box bottom surface is provided with through hole;
Lay respectively at the last emery wheel and following emery wheel of rotating disk upper and lower; Above-mentioned up and down emery wheel be horizontally disposed with and direction of rotation opposite; The above-mentioned emery wheel liftable of going up, above-mentioned emery wheel down passes outer box through hole when polishing, and makes its upper surface and above-mentioned rotating disk chassis copline; The above-mentioned wheel face of emery wheel up and down, the station hole in the middle of the emery wheel about the process in the time of can stretching into the rotating disk rotation.
Further, above-mentioned emery wheel up and down is through the through-drive rotation, and last emery wheel emery wheel up and down is disposed with connecting axle, shaft coupling, servomotor downwards, and above-mentioned outer box periphery is provided with riser, and above-mentioned riser upper semisection and lower semisection are equipped with vertical groove.
Further; The one side of above-mentioned riser upper semisection is fixed with lift cylinder, and the piston-rod end that above-mentioned lift cylinder stretches out connects balladeur train, is provided with bearing block between the connecting axle of above-mentioned upward emery wheel and the shaft coupling; Above-mentioned bearing block side is provided with Connection Block; Above-mentioned Connection Block passes the upper semisection groove that above-mentioned riser is provided with, and is articulated to above-mentioned balladeur train, and above-mentioned lift cylinder inside is provided with rubber buffer.
Further, the one side of above-mentioned riser lower semisection is fixed with screw rodb base, and above-mentioned screw rodb base is provided with vertical screw mandrel; Above-mentioned screw mandrel bottom is connected to the base of screw rodb base, and the top is passed the footstock of screw rodb base and is connected to adjusting handle, and is provided with balladeur train and is assemblied in above-mentioned screw mandrel shaft; Be provided with bearing block between the connecting axle of above-mentioned emery wheel down and the shaft coupling; Above-mentioned bearing block side is provided with Connection Block, and above-mentioned Connection Block passes the lower semisection groove that above-mentioned riser is provided with, and is articulated to above-mentioned balladeur train.
Further, above-mentioned screw rodb base base is provided with vertical distance bolt, and above-mentioned distance bolt can be moved upward to above-mentioned balladeur train and offset.
Further; Above-mentioned center of turntable position is provided with downward rotating disk vertical shaft coupling; And connect accurate cam protractor, reduction box, electromagnetic clutch, rotary tray motor successively; Above-mentioned accurate cam protractor is equipped with rotating disk rotating signal adjuster, is provided with motor overload protector between above-mentioned rotating disk vertical shaft coupling and the accurate cam protractor.
Further; Above-mentioned sanding machine also comprises the loading and unloading dish, and above-mentioned loading and unloading dish is positioned at rotating disk below, emery wheel upstream end up and down, and above-mentioned loading and unloading dish is supported by the lift cylinder of below; When an above-mentioned station hole was positioned at up and down between emery wheel, above-mentioned loading and unloading dish passed the station hole that outer box bottom surface through hole stretches into this place.
Further; Above-mentioned sanding machine also comprises polishing liquid liquid storing barrel, magnetic valve, infusion pump, woven hose, the liquid back pipe that circulation is provided with; Above-mentioned woven hose will polish liquid and be delivered to the emery wheel place; Above-mentioned liquid back pipe reclaims the polishing liquid at emery wheel place down, is provided with the filter course of filtered and recycled polishing liquid in the above-mentioned polishing liquid liquid storing barrel.
Further; The above-mentioned working face of emery wheel up and down is provided with some grooves; Be provided with some apertures that run through emery wheel in the above-mentioned groove, when the output port of above-mentioned woven hose is arranged on emery wheel and polishes, the side of last emery wheel top; The recovery port of above-mentioned liquid back pipe is positioned at when emery wheel polishes down, the side of following emery wheel bottom surface.
Further; Above-mentioned outer box is provided with lid, and above-mentioned lid is provided with centring ring station hole, and above-mentioned centring ring station hole is slightly larger than workpiece Zhou Jing; And with above-mentioned rotating disk station hole equivalent; The station hole of above-mentioned rotating disk is positioned at loading and unloading charging tray place, up and down during the emery wheel place, align with above-mentioned two station holes in above-mentioned centring ring station hole, through hole, above-mentioned outer box bottom surface is provided with sealing ring.
Beneficial effect of the present invention is: utilize rotating disk and each station hole, workpiece to be polished be delivered to each the functional device place that carries out polishing, loading and unloading, when workpiece polish by the polishing liquid supply unit back work that circulates; High efficiency, high-quality millwork have been realized; Automaticity is high simultaneously, each functional device action precision, stable higher, and it is low to have solved present radiator table top production efficiency; Unstable product quality, the problem that the market competitiveness is weak.
Description of drawings
Fig. 1 is the structural representation of the two-sided machine for automatically polishing of the present invention;
Fig. 2 is the visual angle sketch map of Figure 1A direction;
Fig. 3 is the annexation sketch map of emery wheel up and down of the present invention;
Fig. 4 is the sketch map of emery wheel working face up and down of the present invention;
Fig. 5 is the annexation sketch map of rotating disk of the present invention.
The specific embodiment
According to accompanying drawing and embodiment the present invention is done further explain below.
Fig. 1 is the structural representation of the two-sided machine for automatically polishing of the present invention, and Fig. 2 is the visual angle sketch map of Figure 1A direction, with reference to Fig. 1, Fig. 2, and the present invention, two-sided machine for automatically polishing comprises rotating disk 10 and respectively installing around rotating disk 10.Rotating disk 10 is horizontally disposed with; It is station hole 100 that rotating disk 10 has at least two through holes, and in this case study on implementation, rotating disk 10 has three station holes 100; And these three station holes 100 all become 120 ° of central angles each other, and each station hole 100 is identical to the distance at rotating disk 10 centers.Rotating disk 10 transmits workpiece to be processed through rotation by each station hole 100.
With reference to Fig. 5; Rotating disk 10 centers are provided with downward rotating disk vertical shaft coupling 101, and connect accurate cam protractor 103, reduction box 104, electromagnetic clutch 105, rotary tray motor 106 successively, and accurate cam protractor 103 is equipped with rotating disk rotating signal adjuster 1031; Through rotating disk 10 rotations; The angle degree of accurate cam protractor 103 record rotating disks 10 rotations is formulated angle in advance when rotation and is sent signal by rotating disk rotating signal adjuster 1031, carries out predetermined instruction.Be provided with motor overload protector 102 between vertical shaft coupling 101 and the accurate cam protractor 103, the brakes of rotating disk 10 rotations is protected.
Please refer again to Fig. 1, Fig. 2; Three station holes 100 of rotating disk 10 are mutually 120 ° of central angles; Set place loading and unloading workpiece to be processed, rotate 120 ° along the direction of rotation of rotating disk 10, workpiece to be processed is observed at this place; Rotate 120 ° along the direction of rotation of rotating disk 10 again, workpiece to be processed is polished at this place.When three station holes 100 are positioned at three above-mentioned places, three centring ring station holes 140 of lid 14 and 100 alignment of three station holes.Lid 14 covers rotating disk 10 and to shielding, can make the work at above-mentioned three places unaffected through three centring ring station holes 140.The through hole 120 of outer box 12 bottom surfaces is provided with two, respectively corresponding work-handling place and workpiece polishing place.
Loading and unloading place of workpiece; The below of rotating disk 10; Be provided with loading and unloading dish 20, loading and unloading dish 20 is supported by the lift cylinder 22 of below, and the piston rod 221 that lift cylinder 22 upwards stretches out is held loading and unloading dish 20; When a station hole 100 of rotating disk 10 was positioned at loading and unloading place, loading and unloading dish 20 passed the station hole 100 that outer box 12 bottom surface through holes 120 stretch into this place.
With reference to Fig. 3, and combine Fig. 1, in workpiece polishing place; At the upper and lower of rotating disk 10, be respectively arranged with emery wheel 31 and following emery wheel 33, emery wheel 31,33 is horizontally disposed with up and down; And direction of rotation is opposite, and last emery wheel 31 liftables are polishing box 12 through holes 120 outside emery wheel 33 passes at present; Make down the upper surface and the rotating disk 10 chassis coplines of emery wheel 33, the wheel face of emery wheel 31,33 can stretch into the station hole 100 that is positioned at workpiece polishing place up and down.
In this case study on implementation; Last emery wheel 31 upwards is disposed with connecting axle 311, shaft coupling 313, servomotor 314; Following emery wheel 33 is disposed with connecting axle 331, shaft coupling 333, servomotor 334 downwards; Outer box 12 peripheries are provided with riser 35, and riser upper semisection and lower semisection are equipped with vertical groove (not shown).
The one side of riser 35 upper semisections is fixed with lift cylinder 315; The piston rod 3151 terminal balladeur trains 316 that connect that lift cylinder 315 stretches out are provided with bearing block 312 between the connecting axle 311 of last emery wheel 31 and the shaft coupling 313, and bearing block 312 sides are provided with Connection Block 3121; Connection Block 3121 passes the upper semisection groove that riser 35 is provided with; Be articulated to balladeur train 316, lift cylinder 315 inside are provided with the rubber buffer (not shown), through secondary buffer and rigidity location; The step pitch of not only going up and down is accurate, moves also very steady.Through each device that is provided with around last emery wheel 31; Can control emery wheel 31 and be moved downward to workpiece to be processed upper surface place reposefully, be moved upward to home and wait for that rotating disk 10 rotations make next station hole 100 transmission workpieces to be processed move to workpiece polishing place.
The one side of riser 35 lower semisections is fixed with screw rodb base, and screw rodb base is provided with vertical screw mandrel 336, and screw mandrel 336 bottoms are connected to the base 3353 of screw rodb base; The top is passed the footstock 3351 of screw rodb base and is connected to adjusting handle 3361; And be provided with balladeur train 338 and be assemblied in screw mandrel 336 shafts, be provided with bearing block 332 between the connecting axle 331 of following emery wheel 33 and the shaft coupling 333, bearing block 332 sides are provided with Connection Block 3321; Connection Block 3321 passes the lower semisection groove that riser 35 is provided with, and is articulated to balladeur train 338.Screw rodb base base 3353 is provided with vertical distance bolt 337, and distance bolt 337 can be moved upward to balladeur train 338 and offset.Emery wheel 33 upper surfaces are equal with rotating disk 10 lower surfaces down through 3361 adjustings of rotation adjusting handwheel; And fastening distance bolt 337 offsets with balladeur train 338; Through the device of dual positioning and fastening, can guarantee the position of emery wheel 33 down, be its burnishing action of bringing into normal play.
Please refer again to Fig. 1; Be provided with polishing liquid liquid storing barrel 41, magnetic valve 42, infusion pump 43, woven hose 44, the liquid back pipe 45 that circulation is provided with around the workpiece polishing; Woven hose 44 will polish liquid and be delivered to emery wheel 31 places; Liquid back pipe 45 reclaims the polishing liquid at emery wheel 33 places down, is provided with the filter course 410 of filtered and recycled polishing liquid in the polishing liquid liquid storing barrel 41.
With reference to Fig. 4, and combine Fig. 1, the working face of emery wheel 31,33 is provided with some grooves 301 up and down; Groove 301 intersects each other; Be provided with some apertures 303 that run through emery wheel in the groove 301, when the output port of woven hose 44 is arranged on emery wheel 31 and polishes, the side of last emery wheel 31 top; The recovery port of liquid back pipe 45 is positioned at when emery wheel 33 polishes down, the side of following emery wheel 33 bottom surfaces.Polishing liquid sprays the upper surface at last emery wheel 31 by woven hose 44, and oozes to groove 301 through aperture 303, and groove 301 storages polish that liquid is even must to flow to the workpiece that polishes when last emery wheel rotation; The polishing liquid groove 301 through following emery wheel 33 and aperture 301 again compiles and is back to liquid back pipe 45, is recycled to polishing liquid liquid storing barrel 41 and filters back recirculation.
Each electrical function parts move by the PLC computer control.
The present invention, two-sided machine for automatically polishing, its duty is following:
Rotating disk 10 rotations, when accurate cam protractor 103 record rotating disks rotated 120 °, rotating disk rotating signal adjuster 1031 sent signal; Electromagnetic clutch 105 cut-outs are connected with rotary tray motor 106, and rotating disk 10 stops the rotation, and work is carried out in wait loading and unloading place and polishing place; Wait to set the dead time and finish, loading and unloading place and the polishing place action of finishing the work, electromagnetic clutch 105 connections are connected with rotary tray motor 106; Rotating disk continues 10 rotations, so circulation;
When rotating disk 10 rotations make three station holes 100 lay respectively at loading and unloading place, observation place, polishing place pause; Lift cylinder 22 promotes loading and unloading dish 20 through piston rod 221 and rises; The workpiece of accomplishing polishing is taken out; Lift cylinder 22 descends loading and unloading dish 20 through piston rod 221 again, and the upper surface of loading and unloading dish 20 is equal with rotating disk 10 lower surfaces, and the station hole 100 at this place is put in the centring ring station hole 140 that workpiece to be polished is passed this place; Meanwhile, the piston rod 3151 of lift cylinder 315 drives balladeur train 316 and moves downward, and drives top sheave 31 declines; Make its working face drop to the upper surface of waiting to polish workpiece; Pre-set before the position work of following emery wheel 33, the upper and lower surfaces that emery wheel 31,33 is treated the polishing workpiece respectively through opposite direction of rotation about this moment polishes, after the completion polishing; The piston rod 3151 of lift cylinder 315 drives balladeur train 316 and moves upward, and drive top sheave 31 rises to home; Loading and unloading place so circulate when rotating disk 10 stops the rotation with the operation acts of polishing place.
The present invention, two-sided machine for automatically polishing utilizes rotating disk and each station hole; Workpiece to be polished is delivered to each the functional device place that carries out polishing, loading and unloading, when workpiece polishes,, has realized high efficiency, high-quality millwork by the polishing liquid supply unit back work of circulation; Automaticity is high simultaneously, each functional device action precision, stable higher, and it is low to have solved present radiator table top production efficiency; Unstable product quality, the problem that the market competitiveness is weak.
The foregoing description only is explanation technical conceive of the present invention and characteristics, and its purpose is to let the personage that is familiar with this art can understand content of the present invention and also implements, and can not limit protection scope of the present invention with this.All equivalences that spirit is done according to the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (10)
1. a two-sided machine for automatically polishing is characterized in that, comprising:
It is the station hole that horizontally disposed rotating disk, said rotating disk have at least two through holes, and said station hole is identical to the distance of center of turntable, and said station hole is used for transmitting processing work;
The outer box that holds rotating disk, said outer box be opening up, and outer box bottom surface is provided with through hole;
Lay respectively at the last emery wheel and following emery wheel of rotating disk upper and lower; Said up and down emery wheel be horizontally disposed with and direction of rotation opposite; The said emery wheel liftable of going up, said emery wheel down passes outer box through hole when polishing, and makes its upper surface and said rotating disk chassis copline; The said wheel face of emery wheel up and down, the station hole in the middle of the emery wheel about the process in the time of can stretching into the rotating disk rotation.
2. two-sided machine for automatically polishing according to claim 1; It is characterized in that; Said upward emery wheel emery wheel up and down is disposed with connecting axle, shaft coupling, servomotor downwards, and said outer box periphery is provided with riser, and said riser upper semisection and lower semisection are equipped with vertical groove.
3. two-sided machine for automatically polishing according to claim 1 and 2 is characterized in that the one side of said riser upper semisection is fixed with lift cylinder; The piston-rod end that said lift cylinder stretches out connects balladeur train; Be provided with bearing block between the connecting axle of said upward emery wheel and the shaft coupling, said bearing block side is provided with Connection Block, and said Connection Block passes the upper semisection groove that said riser is provided with; Be articulated to said balladeur train, said lift cylinder inside is provided with rubber buffer.
4. two-sided machine for automatically polishing according to claim 1 and 2 is characterized in that the one side of said riser lower semisection is fixed with screw rodb base; Said screw rodb base is provided with vertical screw mandrel; Said screw mandrel bottom is connected to the base of screw rodb base, and the top is passed the footstock of screw rodb base and is connected to adjusting handle, and is provided with balladeur train and is assemblied in said screw mandrel shaft; Be provided with bearing block between the connecting axle of said emery wheel down and the shaft coupling; Said bearing block side is provided with Connection Block, and said Connection Block passes the lower semisection groove that said riser is provided with, and is articulated to said balladeur train.
5. two-sided machine for automatically polishing according to claim 4 is characterized in that, said screw rodb base base is provided with vertical distance bolt, and said distance bolt can be moved upward to said balladeur train and offset.
6. two-sided machine for automatically polishing according to claim 1; It is characterized in that; Said center of turntable position is provided with downward rotating disk vertical shaft coupling; And connecting accurate cam protractor, reduction box, electromagnetic clutch, rotary tray motor successively, said accurate cam protractor is equipped with rotating disk rotating signal adjuster, is provided with motor overload protector between said rotating disk vertical shaft coupling and the accurate cam protractor.
7. two-sided machine for automatically polishing according to claim 1; It is characterized in that; Said sanding machine also comprises the loading and unloading dish, and said loading and unloading dish is positioned at rotating disk below, emery wheel upstream end up and down, and said loading and unloading dish is supported by the lift cylinder of below; When a said station hole was positioned at up and down between emery wheel, said loading and unloading dish passed the station hole that outer box bottom surface through hole stretches into this place.
8. two-sided machine for automatically polishing according to claim 1; It is characterized in that; Said sanding machine also comprises polishing liquid liquid storing barrel, magnetic valve, infusion pump, woven hose, the liquid back pipe that circulation is provided with; Said woven hose will polish liquid and be delivered to the emery wheel place, and said liquid back pipe reclaims the polishing liquid at emery wheel place down, be provided with the filter course of filtered and recycled polishing liquid in the said polishing liquid liquid storing barrel.
9. according to claim 1 or 8 described two-sided machine for automatically polishing; It is characterized in that the said working face of emery wheel up and down is provided with some grooves, is provided with some apertures that run through emery wheel in the said groove; When the output port of said woven hose is arranged on emery wheel and polishes; The side top of last emery wheel, the recovery port of said liquid back pipe are positioned at when emery wheel polishes down, the side of following emery wheel bottom surface.
10. according to claim 1 or 7 described two-sided machine for automatically polishing, it is characterized in that said outer box is provided with lid; Said lid is provided with centring ring station hole; Said centring ring station hole is slightly larger than workpiece Zhou Jing, and with said rotating disk station hole equivalent, the station hole of said rotating disk is positioned at loading and unloading charging tray place, up and down during the emery wheel place; Align with said two station holes in said centring ring station hole, through hole, said outer box bottom surface is provided with sealing ring.
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| CN2012101233461A CN102626890A (en) | 2012-04-24 | 2012-04-24 | Two-sided automatic polishing machine |
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| CN2012101233461A CN102626890A (en) | 2012-04-24 | 2012-04-24 | Two-sided automatic polishing machine |
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| CN103722460A (en) * | 2014-01-24 | 2014-04-16 | 山东天岳先进材料科技有限公司 | Method and device for grinding end face of silicon carbide crystal |
| CN104308502A (en) * | 2014-10-11 | 2015-01-28 | 成都众山科技有限公司 | Knife marking mechanism |
| CN105391236A (en) * | 2015-11-12 | 2016-03-09 | 江苏本格自动化科技有限公司 | Quick indexing and positioning mechanism |
| CN105391236B (en) * | 2015-11-12 | 2018-01-16 | 江苏本格自动化科技有限公司 | A kind of quick index detent mechanism |
| CN107009212B (en) * | 2016-01-22 | 2019-08-27 | 三菱电机株式会社 | Grinding attachment |
| CN107009212A (en) * | 2016-01-22 | 2017-08-04 | 三菱电机株式会社 | Grinding attachment |
| CN105881166A (en) * | 2016-03-02 | 2016-08-24 | 国轩新能源（苏州）有限公司 | Polishing machine of cylindrical battery polar column |
| CN108202286A (en) * | 2016-12-16 | 2018-06-26 | 机械科学研究总院江苏分院 | A kind of multistation casting automatically grinding equipment |
| CN108098581A (en) * | 2017-12-22 | 2018-06-01 | 新昌县三源轴承有限公司 | A kind of two-sided rapid molding device of guide ring |
| CN108942612A (en) * | 2018-07-16 | 2018-12-07 | 高邮市翔宇机械制造有限公司 | A kind of efficient saw blade burnishing device |
| CN108907931A (en) * | 2018-07-29 | 2018-11-30 | 张祖红 | A kind of two-sided grinding apparatus of clutch disc |
| CN111037384A (en) * | 2019-11-29 | 2020-04-21 | 宣城坚腾智能传动设备有限公司 | A equipment for being directed at gear is polished and is handled |
| CN111558896A (en) * | 2020-07-20 | 2020-08-21 | 西安奕斯伟硅片技术有限公司 | Wafer protection mechanism, device and method |
| CN112497049A (en) * | 2020-11-25 | 2021-03-16 | 浙江石化阀门有限公司 | Grinding device for high-temperature quick-opening spherical sealing cut-off valve |
| CN113523999A (en) * | 2021-07-22 | 2021-10-22 | 深圳市盈峰精密五金有限公司 | Dial plate internal and external surface burnishing and polishing equipment based on machinery wrist-watch processing |
| CN113878480A (en) * | 2021-09-27 | 2022-01-04 | 杨玉兰 | Hardware mould polishing equipment |
| CN114700857A (en) * | 2022-06-06 | 2022-07-05 | 徐州领测半导体科技有限公司 | Semiconductor wafer polishing device capable of completely removing ring-shaped oxide layer |
| CN114714176A (en) * | 2022-06-09 | 2022-07-08 | 山东精卫智能装备有限公司 | Double-side grinding device |
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Application publication date: 20120808 |