CN107378650B - A kind of double-stage tandem type magnetic control plane polishing device for massive plate surface polishing - Google Patents
A kind of double-stage tandem type magnetic control plane polishing device for massive plate surface polishing Download PDFInfo
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- CN107378650B CN107378650B CN201710658725.3A CN201710658725A CN107378650B CN 107378650 B CN107378650 B CN 107378650B CN 201710658725 A CN201710658725 A CN 201710658725A CN 107378650 B CN107378650 B CN 107378650B
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- polishing
- sand belt
- gap
- polishing wheel
- liquor box
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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
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
- B24B1/005—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes using a magnetic polishing agent
Abstract
The invention discloses a kind of double-stage tandem type magnetic control plane polishing devices for massive plate surface polishing, including fastening spring, fastening sliding block, scraping block, sand belt, tank, polishing fluid, pump, high pressure nozzle, guide plate, second hinge, two groups of electromagnetic coils, two magnetic yokes, three first axles and three polishing wheels.Three polishing wheel distributions triangular in shape, it is connected respectively by first axle and ground, sand belt covers on above three polishing wheel, fastening spring one end is connect with fastening sliding block, the other end is connect with ground, one group of electromagnetic coil is wound on each magnetic yoke lateral wall, two groups of electromagnetic coil series connection, workpiece passes through the gap of above-mentioned two magnetic yoke, one end is connect with second hinge, the other end and fastening shoe contact, pump drains into the polishing fluid in tank in gap by high pressure nozzle under the action of guide plate, scraping block is contacted with sand belt, and it is located at tank oblique upper, the design is capable of providing the polishing of massive plate surface degree of precision.
Description
Technical field
The invention belongs to polishing technologies, and in particular to a kind of double-stage tandem type magnetic control plane for massive plate surface polishing
Burnishing device.
Background technique
Ultra-Smooth Surface Polishing Techniques are an important components of Ultra-precision Turning system, with research deeply with
And the raising of detection technique, people have understanding more profound to the formation mechenism on nanometer grade super smooth surface, and develop perhaps
More polishing technologies, such as traditional free abrasive polishing refer mainly to free work circle being dispersed between workpiece and flexible lap tool of abrasive material
In face, active force is applied to abrasive material by workpiece and lap tool, so that abrasive material is rolled and is slided in working interface, is removed from workpiece
The processing method of material, this method during the polishing process, the concentration of abrasive material, distributing homogeneity, movement velocity, motion profile and stagnant
Stay time etc. that can not directly control；For another example elastic emission machining, the core component of which are a polishing wheel, polishing wheel and work
A minim gap (about dozens of micron) is kept between part, polishing fluid is full of within the gap.When processing, polishing wheel is high
Speed rotation, makes to form a layer fluid dynamic pressure polished film in minim gap, thus the pressure that balance is applied on polishing wheel.Abrasive material
Faint elastic collision realization occurs with workpiece surface under the action of hydrodynamic and removes material from workpiece, but this method
Processing efficiency it is extremely low (only 5 nm/min), it is clear that be not able to satisfy the highly-efficient processing requirement of large-sized ultra-smooth plane.
Based on the above status, the polishing technology comparative maturity in China, but (such as massive plate surface polishing) has in terms of certain special process
To further study.
Magnetorheological glue is a kind of novel magnetorheological intellectual material, similar to the rheological behavior of magnetorheological fluid, without outer plus magnetic
Under field action, can exist with a kind of stable colloidal state, there is preferable resistance to settling energy, it is interior under externally-applied magnetic field effect
Portion's soft magnetic particles in magnetic direction chaining column or netted, remove magnetic field and restore its original state, process tool again rapidly
There is quick, reversible, the low advantage of energy consumption, generally speaking, the rheological behavior of magnetorheological glue is between magnetorheological fluid and magnetorheological elasticity
Between body, the advantages of both having concurrently, the null field viscosity of magnetorheological glue is controlled by changing the degree of cross linking of polymer matrix, in turn
Improve particle settlement issues, under the action of an external magnetic field shear yield stress with higher, therefore has than magnetorheological elasticity
The higher magnetic rheology effect of body.
Summary of the invention
The purpose of the present invention is to provide a kind of double-stage tandem type magnetic control plane polishing dresses for massive plate surface polishing
It sets, solves the problems, such as big plane polishing.
The technical solution for realizing the aim of the invention is as follows: a kind of double-stage tandem type magnetic control for massive plate surface polishing
Plane polishing device, including fastening spring, fastening sliding block, scraping block, sand belt, tank, polishing fluid, pump, high pressure nozzle, guiding
Plate, second hinge, two groups of electromagnetic coils, two magnetic yokes, three first axles and three polishing wheels；Three polishing wheels are triangular in shape
Distribution is connected by first axle and ground respectively, and sand belt covers on above three polishing wheel, and two of them polishing wheel is horizontal
Setting, third polishing wheel not on above-mentioned two polishing wheel perpendicular bisector, throw by any one being biased in above-mentioned two polishing wheel
Halo, the lower section of another polishing wheel are equipped with tank, polishing fluid are equipped in tank, and fastening spring one end is connect with fastening sliding block,
The other end is connect with ground, and one group of electromagnetic coil, two groups of electromagnetic coil series connection are wound on each magnetic yoke lateral wall, and a magnetic yoke is put down
Row is placed in the surface of another magnetic yoke, and workpiece passes through the gap of above-mentioned two magnetic yoke, workpiece one end by with second hinge with
Ground hinge, the other end and fastening shoe contact, so that workpiece is parallel to above sand belt horizontal segment, between existing between the two
Gap, guide plate is located at the gap import, and is connected with second hinge, and pump inlet passes through the liquid outlet phase of high-voltage tube and tank
Even, outlet connects high pressure nozzle by high-voltage tube, and pump draws the polishing fluid in tank by high pressure nozzle under the action of guide plate
It flows to be polished to workpiece in gap, scraping block is contacted with sand belt, and is located at tank oblique upper, so that polishing post gap
In polishing fluid under the drive of sand belt, fall into the inlet of tank, scraping block scrapes polishing fluid remaining on sand belt into appearance
The inlet of case.
Compared with prior art, the present invention its remarkable advantage is: (1) polishing fluid by three polishing wheels and one by being sealed
The transmission mechanism for closing sand belt composition is transmitted, therefore can be in the installation according to the horizontal polishing wheel of size design two of workpiece
The heart is away from the design is capable of providing massive plate surface polishing function, and sets horizontal for the polishing area of workpiece, largely
On reduce the polish error due to caused by assembly relation；(2) workpiece one end and ground hinge, another end in contact fasten sliding block,
And workpiece is suspended in above polishing fluid by high pressure nozzle generation pressure current and is polished；And electricity can be flowed by changing
The size of current of magnetic coil carries out under different magnetic controls workpiece to regulate and control the magnetic field strength vertical with polishing fluid flow direction
Polishing.
Detailed description of the invention
Fig. 1 is that a kind of structure of the double-stage tandem type magnetic control plane polishing device for massive plate surface polishing of the present invention is shown
It is intended to.
Specific embodiment
Present invention is further described in detail with reference to the accompanying drawing.
In conjunction with Fig. 1, the invention proposes a kind of double-stage tandem type magnetic control plane polishing dresses for massive plate surface polishing
It sets, including fastening spring 1, fastening sliding block 2, scraping block 7, sand belt 8, tank 9, polishing fluid 10, pump 12, high pressure nozzle 13, guiding
Plate 14,15, two groups of second hinge, 16, three first axles 6 of the magnetic yoke of electromagnetic coil 4, two and three polishing wheels 5.Three polishings
Take turns 5 distributions triangular in shape, be connected respectively by first axle 6 and ground, 8 sets of sand belt on above three polishing wheel 5, wherein
Two polishing wheels 5 are horizontally disposed, and third polishing wheel 5 on above-mentioned two 5 perpendicular bisector of polishing wheel, is not biased to above-mentioned two polishing
Any one polishing wheel 5 in wheel 5, the lower section of another polishing wheel 5 are equipped with tank 9, and the tank 9 is U-shaped, and interior be equipped with is thrown
Light liquid 10,1 one end of fastening spring are connect with fastening sliding block 2, and the other end is connect with ground, and fasten sliding block 2 and ground composition
Sliding pair winds one group of electromagnetic coil 4 on each 16 lateral wall of magnetic yoke, and two groups of electromagnetic coils 4 are connected, and a magnetic yoke 16 is set in parallel
In the surface of another magnetic yoke 16, workpiece 3 pass through above-mentioned two magnetic yoke 16 gap, 3 one end of workpiece by with second hinge
15 contact with ground hinge, the other end with fastening sliding block 2, so that workpiece 3 is parallel to above 8 horizontal segment of sand belt, between the two
There are gap, guide plate 14 is located at the gap import, and is connected with second hinge 15, and 12 imports of pump pass through high-voltage tube and tank
9 liquid outlet is connected, and outlet connects high pressure nozzle 13 by high-voltage tube, and the polishing fluid 10 in tank 9 is passed through high pressure nozzle by pump 12
13 drain into gap (i.e. polishing area) under the action of guide plate 14, to polish to workpiece 3.Between after partially polished
Polishing fluid 10 in gap falls into the inlet of tank 9 under the drive of sand belt 8, and scraping block 7 is contacted with sand belt 8, and is located at and holds
Polishing fluid 10 remaining on sand belt 8 is scraped the inlet into tank 9 by 9 oblique upper of case, scraping block 7.
Polishing fluid 10 use the mass fraction of soft magnetic particles for 75% polyurethane magnetorheological glue.
Workflow:
Two electromagnetic coils 4 are connected, and are added controllable electric power in electromagnetic coil 4, are being polished under the guiding of two magnetic yokes 16
Generation controllable magnetic field intensity 17(in region can be regulated and controled by changing the size of current of inflow electromagnetic coil 4 and polishing fluid 10 flows
The vertical magnetic field strength 17 in dynamic direction, and then the polishing under different magnetic controls is carried out to workpiece 3), the polishing fluid 10 in polishing area
In magnetic direction chaining, thus there is certain shear yield stress, the polishing fluid 10 in tank 9 is passed through high pressure nozzle by pump 12
13 drain into gap (i.e. polishing area) under the action of guide plate 14, and polishing fluid 10 generates stream under the action of sand belt 8
It is dynamic, and then workpiece 3 is polished, the polishing fluid 10 in partially polished post gap falls into tank 9 under the drive of sand belt 8
Inlet, scraping block 7 contacts with sand belt 8, and is located at 9 oblique upper of tank, and scraping block 7 is by polishing fluid 10 remaining on sand belt 8
Scrape the inlet into tank 9.Buffing in polishing fluid 10 with buffing can be deposited in inlet bottom by U-shaped tank 9
Portion, therefore the buffing of liquid outlet bottom is less, can guarantee the purity of polishing fluid 10 at liquid outlet, and then improve workpiece 3
Quality of finish.
In conclusion polishing fluid 10 is carried out by the transmission mechanism being made of three polishing wheels 5 and a closing sand belt 8
Transmitting, therefore can be according to the installation center of the horizontal polishing wheel 5 of size design two of workpiece 3 away from the design is capable of providing big flat
Polishing surface plate function, and set horizontal for the polishing area of workpiece 3, it largely reduces since assembly relation draws
The polish error risen.3 one end of workpiece and ground hinge, another end in contact fastens sliding block 2, and generates pressure by high pressure nozzle 13
Stream make workpiece 3 be suspended in polishing fluid 10 above polished；And can by change flow into electromagnetic coil 4 size of current come
Regulate and control the magnetic field strength 17 vertical with 10 flow direction of polishing fluid, and then the polishing under different magnetic controls is carried out to workpiece 3.
Claims (2)
1. a kind of double-stage tandem type magnetic control plane polishing device for massive plate surface polishing, it is characterised in that: including fastening
Spring (1), fastening sliding block (2), scraping block (7), sand belt (8), liquor box (9), polishing fluid (10), pump (12), high pressure nozzle
(13), guide plate (14), second hinge (15), two groups of electromagnetic coils (4), two magnetic yokes (16), three first axles (6) and three
A polishing wheel (5)；Three polishing wheel (5) distributions triangular in shape are connected by first axle (6) and ground respectively, sand belt (8)
It covers on above three polishing wheel (5), two of them polishing wheel (5) is horizontally disposed, and third polishing wheel (5) is not above-mentioned two
On polishing wheel (5) perpendicular bisector, any one polishing wheel (5) being biased in above-mentioned two polishing wheel (5), another polishing wheel (5)
Lower section be equipped with liquor box (9), be equipped with polishing fluid (10) in liquor box (9), fastening spring (1) one end and fastening sliding block (2) are even
It connects, the other end is connect with ground, and one group of electromagnetic coil (4), two groups of electromagnetic coil (4) strings are wound on each magnetic yoke (16) lateral wall
Connection, a magnetic yoke (16) are placed in the surface of another magnetic yoke (16) in parallel, and workpiece (3) passes through between above-mentioned two magnetic yoke (16)
Gap, workpiece (3) one end are hinged by second hinge (15) and ground, and the other end is contacted with fastening sliding block (2), so that workpiece (3)
It is parallel to above sand belt (8) horizontal segment, there is gap between the two, guide plate (14) is located at the gap import, and with the
Two hinge (15) is connected, and pump (12) import is connected by high-voltage tube with the liquid outlet of liquor box (9), and outlet connects height by high-voltage tube
It presses nozzle (13), effect of the pump (12) by the polishing fluid (10) in liquor box (9) by high pressure nozzle (13) in guide plate (14)
Under drain into gap to being polished to workpiece (3), scraping block (7) contact with sand belt (8), and tiltedly positioned at liquor box (9)
Top, so that the polishing fluid (10) in polishing post gap falls into the inlet of liquor box (9), scrape under the drive of sand belt (8)
Polishing fluid (10) remaining on sand belt (8) is scraped the inlet into liquor box (9) by block (7)；
The polishing fluid (10) use the mass fraction of soft magnetic particles for 75% polyurethane magnetorheological glue.
2. the double-stage tandem type magnetic control plane polishing device according to claim 1 for massive plate surface polishing, special
Sign is: the liquor box (9) is U-shaped.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710658725.3A CN107378650B (en) | 2017-08-04 | 2017-08-04 | A kind of double-stage tandem type magnetic control plane polishing device for massive plate surface polishing |
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| CN201710658725.3A CN107378650B (en) | 2017-08-04 | 2017-08-04 | A kind of double-stage tandem type magnetic control plane polishing device for massive plate surface polishing |
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| CN107378650A CN107378650A (en) | 2017-11-24 |
| CN107378650B true CN107378650B (en) | 2019-09-27 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108422293B (en) * | 2018-03-30 | 2019-07-05 | 重庆市永川区华益机械铸造有限责任公司 | A kind of Mechanical processing of casting device |
| CN112045522B (en) * | 2020-09-17 | 2022-12-09 | 许昌学院 | Part grinding device for mechanical manufacturing |
| CN112497075A (en) * | 2020-11-30 | 2021-03-16 | 广州奔德网络科技有限公司 | Automatic polishing solution adding device for watch manufacturing and grinding |
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| CN201026589Y (en) * | 2006-12-31 | 2008-02-27 | 广东工业大学 | Magnetorheological device for grinding and polishing plane surface |
| CN103447889A (en) * | 2013-07-26 | 2013-12-18 | 黑龙江科技大学 | Polishing method and device based on magnetorheological glue |
| CN103921176A (en) * | 2014-03-27 | 2014-07-16 | 中国科学院长春光学精密机械与物理研究所 | Magnetorheological finishing device applicable to ultra-large-diameter optical processing |
| KR20170021947A (en) * | 2015-08-18 | 2017-03-02 | 인하대학교 산학협력단 | Glass edge grinding apparatus by using magneto-rheological fluids |
| CN106670896A (en) * | 2016-11-10 | 2017-05-17 | 中国科学院长春光学精密机械与物理研究所 | Magneto-rheological two-side polishing device |
| CN106903586A (en) * | 2017-04-21 | 2017-06-30 | 吉林大学 | The magnetorheological dual controllable Compound polishing instrument of curvature in abrasive band |
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2017
- 2017-08-04 CN CN201710658725.3A patent/CN107378650B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201026589Y (en) * | 2006-12-31 | 2008-02-27 | 广东工业大学 | Magnetorheological device for grinding and polishing plane surface |
| CN103447889A (en) * | 2013-07-26 | 2013-12-18 | 黑龙江科技大学 | Polishing method and device based on magnetorheological glue |
| CN103921176A (en) * | 2014-03-27 | 2014-07-16 | 中国科学院长春光学精密机械与物理研究所 | Magnetorheological finishing device applicable to ultra-large-diameter optical processing |
| KR20170021947A (en) * | 2015-08-18 | 2017-03-02 | 인하대학교 산학협력단 | Glass edge grinding apparatus by using magneto-rheological fluids |
| CN106670896A (en) * | 2016-11-10 | 2017-05-17 | 中国科学院长春光学精密机械与物理研究所 | Magneto-rheological two-side polishing device |
| CN106903586A (en) * | 2017-04-21 | 2017-06-30 | 吉林大学 | The magnetorheological dual controllable Compound polishing instrument of curvature in abrasive band |
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