CN117161841A - Non-contact dynamic magnetorheological fluid recovery device and recovery method thereof - Google Patents
Non-contact dynamic magnetorheological fluid recovery device and recovery method thereof Download PDFInfo
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- CN117161841A CN117161841A CN202311455436.5A CN202311455436A CN117161841A CN 117161841 A CN117161841 A CN 117161841A CN 202311455436 A CN202311455436 A CN 202311455436A CN 117161841 A CN117161841 A CN 117161841A
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- 238000011084 recovery Methods 0.000 title claims abstract description 131
- 239000012530 fluid Substances 0.000 title claims abstract description 130
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000001179 sorption measurement Methods 0.000 claims abstract description 105
- 238000005498 polishing Methods 0.000 claims abstract description 61
- 230000005291 magnetic effect Effects 0.000 claims description 29
- 230000008569 process Effects 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 4
- 239000000725 suspension Substances 0.000 claims 1
- 238000005299 abrasion Methods 0.000 abstract description 11
- 238000010521 absorption reaction Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002572 peristaltic effect Effects 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the field of magnetorheological fluid, in particular to a non-contact dynamic magnetorheological fluid recovery device and a recovery method thereof, wherein the recovery device comprises a mounting plate, recovery grooves, recovery pipelines, coil fixing rings and rotary adsorption rings, wherein the recovery grooves, the recovery pipelines, the coil fixing rings and the rotary adsorption rings are respectively fixed on the mounting plate, the rotary adsorption rings are rotatably connected to the mounting plate and positioned on the outer ring of the coil fixing rings, one ends of the recovery grooves are communicated with the recovery pipelines, the other ends of the recovery grooves are in micro-contact with the rotary adsorption rings, struts are uniformly distributed and fixed on the coil fixing rings along the circumferential direction, wires connected with a power supply are respectively wound on each strut to form coils, the rotary adsorption rings are not contacted with polishing wheels, gaps are reserved between the rotary adsorption rings and the polishing wheels, and the magnetorheological fluid is ensured not to directly contact with the rotary adsorption rings and smoothly pass through the gaps and enter the recovery grooves, and then flows into a recovery system through the recovery pipelines. The invention completely collects the magnetorheological fluid flowing through the working area in a non-contact mode, and thoroughly solves the problem of abrasion of the recovery box to the polishing wheel.
Description
Technical Field
The invention relates to the technical field of magnetorheological fluid recovery, in particular to a non-contact dynamic magnetorheological fluid recovery device and a recovery method thereof.
Background
Magneto-rheological polishing (Magnetorheological Finishing, MRF) is an advanced optical manufacturing technology developed in recent years, and has the advantages of stable removal function, controllable edge effect, small lower surface damage layer, no copy effect, strong shape modifying capability, high processing precision and the like, so that the magneto-rheological polishing technology is widely focused in high-precision optical processing. The existing magnetorheological polishing machining center mainly integrates a magnetorheological polishing circulating system on a numerical control machine tool, and in order to ensure long-time constancy of a removal function in the machining process, a recovery system is required to recover the magnetorheological fluid passing through a working area in time, otherwise, the additional magnetorheological fluid can enter the working area, and the stability of the original removal function is influenced.
At present, the existing magnetorheological fluid recovery system is generally characterized in that a recovery box is placed on a polishing wheel, magnetorheological fluid is collected by the recovery box under the drive of the polishing wheel after flowing through a working area, the magnetorheological fluid in the recovery box is pumped away by peristaltic pumps and other devices and is finally conveyed into a liquid storage tank through a pipeline, and the recovery process of the magnetorheological fluid is completed. In the whole recovery process, the recovery box always contacts and rubs with the rotary polishing wheel, irreversible abrasion can be generated on the polishing wheel after long-time use, the spherical shell of the polishing wheel is thinned or even deformed, the thinned spherical shell is easier to deform due to acting force of the polishing module and the mirror surface in the polishing process, and then the stability of a removal function in the processing process is affected.
In order to solve the problem of abrasion of the polishing wheel by the recovery box, in recent years, researchers plate an abrasion-resistant layer on the surface of the polishing wheel to improve the abrasion of the polishing wheel by the recovery box, but the abrasion-resistant layer still has the problem of abrasion and falling off after long-time use to cause the abrasion of the polishing wheel, so that the method cannot thoroughly solve the problem of abrasion of the polishing wheel by the recovery box.
Disclosure of Invention
In view of the above problems, the invention provides a non-contact type dynamic magnetorheological fluid recovery device and a recovery method thereof, which thoroughly solve the problem of abrasion of a recovery box to a polishing wheel by completely collecting magnetorheological fluid flowing through a working area in a non-contact type.
The invention provides a non-contact dynamic magnetorheological fluid recovery device, which comprises a mounting plate, a recovery tank and a recovery pipeline, wherein the recovery tank is communicated with the recovery pipeline and is respectively fixed on the mounting plate, and the non-contact dynamic magnetorheological fluid recovery device is characterized by further comprising: the rotary adsorption ring, the coil fixing ring and the power supply are uniformly distributed and fixed on the coil fixing ring along the circumferential direction, wires connected with the power supply are respectively wound on each support to form a coil, the rotary adsorption ring is rotationally connected with the mounting plate through a rotating shaft, and the rotary adsorption ring is positioned on the outer rings of all the supports and is in contact with the recovery groove; the rotary adsorption ring is not contacted with the polishing wheel, and a gap h1=2xh0 between the rotary adsorption ring and the polishing wheel; wherein h0 represents the distance between the working point of the polishing wheel and the element being processed; after each coil is electrified, magnetic fields are respectively generated, magnetorheological fluid is adsorbed on the surface of the rotary adsorption ring, the rotary adsorption ring is impacted by the flow velocity of the magnetorheological fluid and rotates around the axis under the adsorption of the magnetic fields at different positions on the magnetorheological fluid, so that the magnetorheological fluid adsorbed on the surface of the rotary adsorption ring is transferred into the recovery tank and then flows through the recovery pipeline to enter the recovery system.
Preferably, the rotary adsorbing ring is arranged coaxially with the coil fixing ring.
The non-contact type dynamic magnetorheological fluid recovery method provided by the invention is realized by the non-contact type dynamic magnetorheological fluid recovery device, and comprises the following steps:
s1: three coils are used as a working group, power is supplied to each working group through a power supply, a polishing wheel is rotated, quantitative magnetorheological fluid is sprayed to the surface of the polishing wheel through a magnetorheological fluid supply system, the current of each working group is gradually increased until the magnetorheological fluid on the polishing wheel is adsorbed by a rotary adsorption ring, and the current value A1 is recorded;
s2: supplying power to each working group by a power supply at a current value A1, spraying quantitative magnetorheological fluid to the surface of the polishing wheel by a magnetorheological fluid supply system again, adjusting the rotating speed of the rotary adsorption ring by adjusting the power supply frequency of each working group until the magnetorheological fluid adsorbed on the surface of the rotary adsorption ring is not thrown out and is completely brought into the recovery tank, and recording the current power supply frequency f; wherein, the power supply frequency of each working group is used as the magnetic field generating frequency of each working group;
s3: the power supply supplies power to each working group through the current value A1 and the power supply frequency f, the magnetorheological fluid is continuously sprayed to the surface of the polishing wheel through the magnetorheological fluid supply system, and the current magnitude and the power supply frequency of each working group are adjusted until the magnetorheological fluid is completely adsorbed on the surface of the rotary adsorption ring and is not thrown out and is completely brought into the recovery groove, and the magnetorheological fluid enters the recovery system through the recovery pipeline.
Preferably, in the step S2, if the magnetorheological fluid is thrown out by the rotary adsorption ring during the process of adjusting the rotation speed of the rotary adsorption ring, the power supply frequency of each working group is reduced to reduce the rotation speed of the rotary adsorption ring until the magnetorheological fluid is completely adsorbed on the surface of the rotary adsorption ring and is not thrown out; if the magnetorheological fluid is not thrown out by the rotary adsorption ring but cannot enter the recovery tank, the power supply frequency of each working group is increased to increase the rotating speed of the rotary adsorption ring until the magnetorheological fluid is completely adsorbed on the surface of the rotary adsorption ring and is not thrown out and is completely brought into the recovery tank.
Preferably, in the step S3, in the process of adjusting the current magnitude and the power supply frequency of each working group, if the magnetorheological fluid is not fully adsorbed on the surface of the rotary adsorption ring, increasing the current of each working group until the magnetorheological fluid is fully adsorbed on the surface of the rotary adsorption ring; if the magnetorheological fluid is thrown out by the rotary adsorption ring, reducing the rotating speed of the rotary adsorption ring by reducing the power supply frequency of each working group until the magnetorheological fluid is completely adsorbed on the surface of the rotary adsorption ring and is not thrown out and is completely carried into the recovery tank; if the magnetorheological fluid is completely adsorbed on the surface of the rotary adsorption ring but cannot enter the recovery tank, the power supply frequency of each working group is increased to increase the rotating speed of the rotary adsorption ring until the magnetorheological fluid is completely adsorbed on the surface of the rotary adsorption ring and is not thrown out and is completely carried into the recovery tank.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, non-contact recovery of magnetorheological fluid is realized in an adsorption mode, the rotary adsorption ring is not contacted with the polishing wheel, and the polishing wheel is prevented from being worn.
2. The rotary adsorption ring does not need an additional active driving device, and can rotate only by utilizing the flow velocity impact of the magnetorheological fluid and the adsorption drive of magnetic fields at different positions on the magnetorheological fluid.
3. The magnetic fields at different positions are generated through the coils at different positions, so that magnetorheological fluid is always adsorbed on the surface of the rotary adsorption ring under the action of the magnetic fields at different positions, the magnetorheological fluid is ensured to be always adsorbed and recovered when passing through the recovery area, the recovery capacity of the magnetorheological fluid is improved, and the problem of omission caused by incomplete recovery of the magnetorheological fluid in single recovery is avoided.
Drawings
FIG. 1 is a schematic structural diagram of a non-contact dynamic magnetorheological fluid recovery apparatus according to an embodiment of the present invention;
fig. 2 is a schematic flow chart of a method for recovering non-contact dynamic magnetorheological fluid according to an embodiment of the invention.
Reference numerals: the device comprises a mounting plate 1, a recovery groove 2, a recovery pipeline 3, a rotary adsorption ring 4, a coil fixing ring 5, screws 6, a polishing wheel 7, a coil 8, a strut 9 and magnetorheological fluid 10.
Detailed Description
Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In the following description, like modules are denoted by like reference numerals. In the case of the same reference numerals, their names and functions are also the same. Therefore, a detailed description thereof will not be repeated.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limiting the invention.
Fig. 1 shows a structure of a non-contact dynamic magnetorheological fluid recovery apparatus according to an embodiment of the present invention.
As shown in fig. 1, the non-contact dynamic magnetorheological fluid recovery device provided by the embodiment of the invention comprises a mounting plate 1, a recovery groove 2, a recovery pipeline 3, a rotary adsorption ring 4 and a coil fixing ring 5, wherein the coil fixing ring 5, the recovery groove 2 and the recovery pipeline 3 are respectively fixed on the mounting plate 1 through screws 6, the coil fixing ring 5 and the rotary adsorption ring 4 are coaxially arranged, the rotary adsorption ring 4 is positioned on the outer ring of the coil fixing ring 5 and is rotationally connected on the mounting plate 1 through a rotating shaft, the rotary adsorption ring 4 can be made of materials such as aluminum, one end of the recovery groove 2 is in micro-contact with the rotary adsorption ring 4, a large friction force does not exist between the micro-contact and the micro-contact, the other end of the recovery groove 2 is communicated with the recovery pipeline 3, a certain gap is kept between the rotary adsorption ring 4 and a polishing wheel 7, the gap needs to ensure that the polishing wheel 7 cannot be in direct contact with the rotary adsorption ring 4 and the rheological fluid 10 can smoothly pass through the gap under the driving of the wheel 7, and a gap h1=2h0 between the rotary adsorption ring 4 and the polishing wheel 7; wherein h0 represents the distance between the working point of the polishing wheel 7 and the element being processed; the coil fixing ring 5 is fixedly wound with a coil 8, magnetorheological fluid 10 driven by the polishing wheel 7 is adsorbed on the surface of the rotary adsorption ring 4 through a magnetic field generated by the coil 8, is brought into the recovery tank 2 under the rotation of the rotary adsorption ring 4, and flows through the recovery pipeline 3 to enter a recovery system.
The outer edge of the coil fixing ring 5 is circumferentially fixed or integrally formed with closely arranged struts 9, a wire is wound on each strut 9, and two ends of the wire are respectively connected with the positive electrode and the negative electrode of the power supply to form a coil 8.
The energized coil 8 generates a magnetic field in the surrounding space to attract the magnetorheological fluid 10 according to the current magnetic effect. In order to form a complete magnetic line closed loop and form a sufficiently large magnetic field, the adjacent three coils 8 are set as a working group, for example, a first working group is set as a first working group, a second working group is set as a third working group is set as a fourth working group, a third working group is set as a fifth working group, and the like, after the adjacent three coil units are sequentially electrified, each working group can form positive and negative poles of a complete magnetic field, magnetic lines between the positive and negative poles are nearly parallel to the surface of the rotary absorption ring 4, thereby forming a magnetic field recovery area, the magnetorheological fluid 10 can be well absorbed, meanwhile, magnetic field recovery areas corresponding to different positions are sequentially generated between the adjacent working groups, the magnetorheological fluid 10 can be completely absorbed to the surface of the rotary absorption ring 4 under the action of the magnetic field when entering the magnetic field recovery area under the driving of the polishing wheel 7, the rotary absorption ring 4 rotates around an axis under the impact of a certain flow velocity of the magnetorheological fluid 10 and the absorption of the magnetic field at different positions, the magnetorheological fluid 10 absorbed on the surface of the rotary absorption ring 4 is transferred into the final groove 2, and finally the magnetorheological fluid 10 enters the pipeline 3 to complete the polishing system, thereby the complete magnetic recovery system is completed, and the problem of the complete magnetic recovery is solved, and the complete magnetic recovery system is recovered. Since the magnetorheological fluid 10 does not collect at the gap between the polishing wheel 7 and the rotating suction ring 4, the magnetorheological fluid 10 does not cause abrasion to the polishing wheel 7.
The recovery tank 2 is located at the other end of the diameter of the rotary suction ring 4 or at a position short of the other end of the diameter of the rotary suction ring 4, with the position where the clearance between the rotary suction ring 4 and the polishing wheel 7 is smallest being the one end of the diameter of the rotary suction ring 4.
The coils 8 are uniformly distributed with the position of the rotary suction ring 4 where the gap between the rotary suction ring and the polishing wheel 7 is smallest as a starting point and with the position of the recovery tank 2 as an ending point.
When the recovery tank 2 is positioned at the other end of the diameter of the rotary adsorption ring 4, a half circle of coil 8 is just arranged; when the recovery tank 2 is not located at the other end of the diameter of the rotary adsorbing ring 4, the coil 8 is arranged less than half a turn in the direction of rotation of the rotary adsorbing ring 4.
The above details the structure and the working principle of the non-contact dynamic magnetorheological fluid recovery device provided by the embodiment of the invention, and the embodiment of the invention also provides a non-contact recovery method of magnetorheological fluid realized by using the recovery device corresponding to the recovery device.
Fig. 2 shows a flow of a non-contact dynamic magnetorheological fluid recovery method provided according to an embodiment of the invention.
As shown in fig. 2, the method for recovering non-contact dynamic magnetorheological fluid provided by the embodiment of the invention comprises the following steps:
s1: three coils are used as a working group, power is supplied to each working group through a power supply, the polishing wheel is rotated, quantitative magnetorheological fluid is sprayed to the surface of the polishing wheel through a magnetorheological fluid supply system, the current of each working group is gradually increased until the magnetorheological fluid on the polishing wheel is adsorbed by the rotary adsorption ring, and the current value A1 is recorded.
Before step S1, a whole non-contact dynamic magnetorheological fluid recovery device is built, a gap between the rotary adsorption ring and the polishing wheel is adjusted, the polishing wheel is ensured not to be in direct contact with the rotary adsorption ring, and the magnetorheological fluid can smoothly pass through the gap under the drive of the polishing wheel. And (3) electrifying and operating each part, ensuring that each coil is electrified normally and can generate a magnetic field, and manually rotating the rotary adsorption ring after power failure, so as to ensure that the rotary adsorption ring cannot be scratched and rubbed with the recovery groove.
S2: supplying power to each working group by a power supply at a current value A1, spraying quantitative magnetorheological fluid to the surface of the polishing wheel by a magnetorheological fluid supply system again, adjusting the rotating speed of the rotary adsorption ring by adjusting the power supply frequency of each working group until the magnetorheological fluid adsorbed on the surface of the rotary adsorption ring is not thrown out and is completely brought into the recovery tank, and recording the current power supply frequency f; wherein the power supply frequency of each working group is used as the magnetic field generating frequency of each working group.
In the process of adjusting the rotating speed of the rotary adsorption ring, current value A1 is used for powering on each working group, power supply frequency f1 is used as the magnetic field generating frequency of each working group, the magnetorheological polishing wheel is rotated, the magnetorheological fluid supply system is started, a small amount of magnetorheological fluid is sprayed onto the surface of the polishing wheel, and the polishing wheel drives the magnetorheological fluid to rotate together.
Each working group can adsorb the magnetorheological fluid that passes through the magnetic field recovery area on the surface of rotatory recovery ring after the circular telegram, and when the magnetorheological fluid that adsorbs on rotatory adsorption ring surface can be brought into the recovery inslot fast simultaneously the magnetorheological fluid can not be thrown away by rotatory adsorption ring, record rotatory adsorption ring's rotational speed V1 and its corresponding power supply frequency f1 this moment.
If the magnetorheological fluid is thrown out by the rotary adsorption ring during the process of adjusting the rotating speed of the rotary adsorption ring, the power supply frequency of each working group needs to be reduced, so that the rotating speed of the rotary adsorption ring is reduced until the magnetorheological fluid is completely adsorbed on the surface of the rotary adsorption ring, and the power supply frequency f2 at the moment is recorded.
If, during the adjustment of the rotational speed of the rotary adsorbing ring, there is a case where the magnetorheological fluid is adsorbed by the rotary adsorbing ring but cannot be brought into the recovery tank by the rotary adsorbing ring, the power supply frequency of each working group is increased so that the rotational speed of the rotary adsorbing ring is increased until the magnetorheological fluid is completely adsorbed on the surface of the rotary adsorbing ring and can be brought into the recovery tank completely, at which time the power supply frequency f3 is recorded.
S3: the power supply supplies power to each working group through the current value A1 and the power supply frequency f, the magnetorheological fluid is continuously sprayed to the surface of the polishing wheel through the magnetorheological fluid supply system, and the current magnitude and the power supply frequency of each working group are adjusted until the magnetorheological fluid is completely adsorbed on the surface of the rotary adsorption ring and is not thrown out and is completely brought into the recovery groove, and the magnetorheological fluid enters the recovery system through the recovery pipeline.
In the process of adjusting the current magnitude and the power supply frequency of each working group, the current value A1 and the power supply frequency f1, f2 or f3 are used for powering on each working group, a magnetorheological fluid supply system is started, magnetorheological fluid is continuously sprayed onto the surface of the polishing wheel, and whether the magnetorheological fluid passing through a magnetic field recovery area is completely adsorbed and recovered is checked.
If the magnetorheological fluid is not fully adsorbed to the surface of the rotating adsorption ring, the magnitude of the current of each coil unit is increased until the magnetorheological fluid is fully adsorbed to the surface of the rotating adsorption ring.
If the micro magnetorheological fluid is thrown out by the rotary adsorption ring, the power supply frequency of each working group is reduced, so that the rotating speed of the rotary adsorption ring is reduced until the magnetorheological fluid is completely adsorbed on the surface of the rotary adsorption ring and can be completely carried into the recovery tank.
If a trace amount of magnetorheological fluid is adsorbed by the rotary adsorption ring but cannot be moved into the recovery tank by the rotary adsorption ring, the power supply frequency of each working group is increased, so that the rotating speed of the rotary adsorption ring is increased until the magnetorheological fluid is completely adsorbed and fixed on the surface of the rotary adsorption ring and can be completely brought into the recovery tank.
Finally, the magnetorheological fluid in the recovery tank enters a recovery system through a recovery pipeline.
It should be appreciated that various forms of the flows shown above may be used to reorder, add, or delete steps. For example, the steps described in the present disclosure may be performed in parallel, sequentially, or in a different order, provided that the desired results of the technical solutions of the present disclosure are achieved, and are not limited herein.
The above embodiments do not limit the scope of the present invention. It will be apparent to those skilled in the art that various modifications, combinations, sub-combinations and alternatives are possible, depending on design requirements and other factors. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (5)
1. The utility model provides a non-contact dynamic magnetorheological suspensions recovery unit, includes mounting panel, recovery tank and recovery pipeline, the recovery tank with recovery pipeline is linked together just the recovery tank with recovery pipeline is fixed respectively on the mounting panel, its characterized in that still includes: the rotary adsorption ring is rotationally connected with the mounting plate through a rotating shaft, and the rotary adsorption ring is positioned on the outer rings of all the struts and is in contact with the recovery groove;
the rotary adsorption ring is not contacted with the polishing wheel, and a gap h1=2×h0 between the rotary adsorption ring and the polishing wheel; wherein h0 represents the distance between the working point of the polishing wheel and the element being processed;
after each coil is electrified, magnetic fields are respectively generated, the magnetorheological fluid is adsorbed on the surface of the rotary adsorption ring, and the rotary adsorption ring rotates around the axis by utilizing the flow velocity impact of the magnetorheological fluid and the adsorption of the magnetic fields at different positions on the magnetorheological fluid, so that the magnetorheological fluid adsorbed on the surface of the rotary adsorption ring is transferred into the recovery groove and then flows through the recovery pipeline to enter the recovery system.
2. The non-contact dynamic magnetorheological fluid recovery apparatus of claim 1, wherein the rotating adsorption ring is coaxially disposed with the coil retaining ring.
3. A method for recovering non-contact dynamic magnetorheological fluid, which is realized by the non-contact dynamic magnetorheological fluid recovery device according to the claim 1 or 2, and is characterized by comprising the following steps:
s1: three coils are used as a working group, power is supplied to each working group through a power supply, a polishing wheel is rotated, quantitative magnetorheological fluid is sprayed to the surface of the polishing wheel through a magnetorheological fluid supply system, the current of each working group is gradually increased until the magnetorheological fluid on the polishing wheel is adsorbed by a rotary adsorption ring, and the current value A1 is recorded;
s2: supplying power to each working group by the power supply at a current value A1, spraying quantitative magnetorheological fluid to the surface of the polishing wheel by the magnetorheological fluid supply system again, adjusting the rotating speed of the rotary adsorption ring by adjusting the power supply frequency of each working group until the magnetorheological fluid adsorbed on the surface of the rotary adsorption ring is not thrown out and is completely brought into the recovery tank, and recording the current power supply frequency f; wherein, the power supply frequency of each working group is used as the magnetic field generating frequency of each working group;
s3: and supplying power to each working group through the power supply according to a current value A1 and a power supply frequency f, continuously spraying magnetorheological fluid to the surface of the polishing wheel through the magnetorheological fluid supply system, and adjusting the current magnitude and the power supply frequency of each working group until the magnetorheological fluid is completely adsorbed on the surface of the rotary adsorption ring, is not thrown out, is completely brought into the recovery groove and enters the recovery system through the recovery pipeline.
4. The method for recovering a non-contact dynamic magnetorheological fluid according to claim 3, wherein in the step S2, if the magnetorheological fluid is thrown out by the rotary adsorption ring during the process of adjusting the rotation speed of the rotary adsorption ring, the rotation speed of the rotary adsorption ring is reduced by reducing the power supply frequency of each working group until the magnetorheological fluid is completely adsorbed on the surface of the rotary adsorption ring and is not thrown out; if the magnetorheological fluid is not thrown out by the rotary adsorption ring but cannot enter the recovery tank, the power supply frequency of each working group is increased to increase the rotating speed of the rotary adsorption ring until the magnetorheological fluid is completely adsorbed on the surface of the rotary adsorption ring and is not thrown out and is completely brought into the recovery tank.
5. The method for recovering a non-contact dynamic magnetorheological fluid according to claim 3, wherein in the step S3, if the magnetorheological fluid is not fully adsorbed on the surface of the rotary adsorption ring during the process of adjusting the current magnitude and the power supply frequency of each working group, the current of each working group is increased until the magnetorheological fluid is fully adsorbed on the surface of the rotary adsorption ring; if the magnetorheological fluid is thrown out by the rotary adsorption ring, reducing the rotating speed of the rotary adsorption ring by reducing the power supply frequency of each working group until the magnetorheological fluid is completely adsorbed on the surface of the rotary adsorption ring and is not thrown out and is completely brought into the recovery tank; if the magnetorheological fluid is completely adsorbed on the surface of the rotary adsorption ring but cannot enter the recovery tank, increasing the power supply frequency of each working group to increase the rotating speed of the rotary adsorption ring until the magnetorheological fluid is completely adsorbed on the surface of the rotary adsorption ring and is not thrown out and is completely brought into the recovery tank.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6106380A (en) * | 1995-10-16 | 2000-08-22 | Byelocorp Scientific, Inc. | Deterministic magnetorheological finishing |
| CN102501146A (en) * | 2011-12-30 | 2012-06-20 | 清华大学 | Device for realizing rotary fluid supply and recycle during revolving/rotating type magnetorheological polishing |
| CN104290038A (en) * | 2014-09-26 | 2015-01-21 | 中国科学院长春光学精密机械与物理研究所 | High-flow magnetorheogical fluid recycling device |
| CN109355688A (en) * | 2018-10-10 | 2019-02-19 | 江苏师范大学 | A kind of curvature generator and its method based on magnetorheological-jet stream principles of electro-deposition |
| KR20190141310A (en) * | 2018-06-14 | 2019-12-24 | 한국산업기술대학교산학협력단 | Polishing system using magnetorheological fluid and polishing method using the same |
| CN113510540A (en) * | 2021-08-19 | 2021-10-19 | 湖南工匠实创智能机器有限责任公司 | Recovery device for magnetic liquid polishing circulation system |
-
2023
- 2023-11-03 CN CN202311455436.5A patent/CN117161841B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6106380A (en) * | 1995-10-16 | 2000-08-22 | Byelocorp Scientific, Inc. | Deterministic magnetorheological finishing |
| CN102501146A (en) * | 2011-12-30 | 2012-06-20 | 清华大学 | Device for realizing rotary fluid supply and recycle during revolving/rotating type magnetorheological polishing |
| CN104290038A (en) * | 2014-09-26 | 2015-01-21 | 中国科学院长春光学精密机械与物理研究所 | High-flow magnetorheogical fluid recycling device |
| KR20190141310A (en) * | 2018-06-14 | 2019-12-24 | 한국산업기술대학교산학협력단 | Polishing system using magnetorheological fluid and polishing method using the same |
| CN109355688A (en) * | 2018-10-10 | 2019-02-19 | 江苏师范大学 | A kind of curvature generator and its method based on magnetorheological-jet stream principles of electro-deposition |
| CN113510540A (en) * | 2021-08-19 | 2021-10-19 | 湖南工匠实创智能机器有限责任公司 | Recovery device for magnetic liquid polishing circulation system |
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