CN104786383A - Resin stirring foam scrubbing process for large-sized direct-drive permanent magnet wind generator - Google Patents
Resin stirring foam scrubbing process for large-sized direct-drive permanent magnet wind generator Download PDFInfo
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- CN104786383A CN104786383A CN201510146088.2A CN201510146088A CN104786383A CN 104786383 A CN104786383 A CN 104786383A CN 201510146088 A CN201510146088 A CN 201510146088A CN 104786383 A CN104786383 A CN 104786383A
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- glue
- permanent magnet
- magnet wind
- magnetic pole
- wind generating
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Abstract
The invention provides a resin stirring foam scrubbing process for a large-sized direct-drive permanent magnet wind generator. The number of air holes in the surface of a protective layer is reduced, the production efficiency is improved, the labor intensity of a worker is reduced, the material cost of a repair hole sealing agent is lowered, the quality of a product is improved, the process is easy to operate, safe, reliable and low in cost, and the phenomenon of needle holes in the surface of a yoke after the completion of glue injection of a rotor is effectively eliminated.
Description
Technical field
The invention belongs to wind-driven generator field, be specifically related to a kind of large directly driven permanent magnet wind generating resin agitating row bubble technique.
Background technology
After large directly driven permanent magnet wind generating rotor magnetic pole has protected, need to transport it into suit operation and carry out the operation of generator complete machine suit.Need before suit again to check rotor magnetic pole protection face quality, in real work, often find that pore pinprick phenomenon appears in rotor magnetic pole protection face; And every platform rotor product pinprick areal concentration mean value is 1.7/cubic centimetre, average every platform rotor uses 3 bottles of hole sealing agent consumptions to fill pore; Need 2 employees to fill pore operation 1 hour with hole sealing agent material simultaneously.If when pore fails to fill in and fills, rotor magnetic pole protection face enamel paint may be caused to damage until magnetic pole still exists pore pinprick phenomenon after having protected, affect rotor overall structure, whole rotor magnetic steel seriously may be caused to come off.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of large directly driven permanent magnet wind generating resin agitating row bubble technique, overcomes above-mentioned defect, solves the unmanageable problem of pore.
For solving the problems of the technologies described above, the invention provides a kind of large directly driven permanent magnet wind generating resin agitating row bubble technique, the method comprises the steps:
(1) with de-airing mixer, sealing resin is vacuumized, when vacuum reaches-0.09 ~-0.1MPa, terminate to vacuumize, stir obtained sealing resin for subsequent use immediately;
(2) next day, by described sealing resin for subsequent use and curing agent weighing and proportioning, after proportioning completes, use de-airing mixer vacuumizes, and when vacuum reaches-0.09 ~-0.1MPa, terminates to vacuumize, and stirs obtained glue for subsequent use immediately;
(3) described glue is poured in 4 containers respectively, glue described in each container is equal in weight, completes and join glue operation;
(4) every platform rotor installs 8 glue-injection bases before joining glue, each glue-injection base installs 1 injected rubber hose, the container that glue is housed of step (3) gained is communicated with described injected rubber hose, every two injected rubber hoses share a container, all injected rubber hoses start, to described rotor injecting glue, to make the glue of described magnetic pole surfaces at the uniform velocity rise to injecting glue simultaneously;
(5) rotor is heated to 55 ± 5 DEG C after completing by injecting glue, after rising to this temperature, toasts 6.5h continuously, keeps vacuum to be in-90 ~-97kPa while heating;
(6) rear removal described rotor coating paving material has been heated.
As a kind of preferred version of a kind of large directly driven permanent magnet wind generating resin agitating row bubble technique of the present invention, the duration vacuumized described in step (1) is 1 minute, and the duration of described stirring is 4 minutes.
As a kind of preferred version of a kind of large directly driven permanent magnet wind generating resin agitating row bubble technique of the present invention, described in step (2), the weight ratio of sealing resin for subsequent use and curing agent is 10:3.
As a kind of preferred version of a kind of large directly driven permanent magnet wind generating resin agitating row bubble technique of the present invention, the duration vacuumized described in step (2) is 1 minute, and the duration of described stirring is 4 minutes.
As a kind of preferred version of a kind of large directly driven permanent magnet wind generating resin agitating row bubble technique of the present invention, step (2) and step (3) altogether required duration are less than or are shorter than 15 minutes.
As a kind of preferred version of a kind of large directly driven permanent magnet wind generating resin agitating row bubble technique of the present invention, the injecting glue time described in step (4) is 10min ~ 20min, attentional manipulation injecting glue speed during beginning injecting glue, guarantee that the glue of magnetic pole surfaces at the uniform velocity rises, air during injecting glue, should be prevented to be drawn into.
As a kind of preferred version of a kind of large directly driven permanent magnet wind generating resin agitating row bubble technique of the present invention, heat rear removal described rotor coating paving material described in step (6) to be specially: when atmospheric temperature is lower than 30 DEG C, magnetic pole temperature drops to 30 DEG C, when atmospheric temperature is higher than 30 DEG C, magnetic pole temperature drops to atmospheric temperature, then check whether magnetic pole surfaces and the upper and lower glue of magnetic pole solidify completely, after described glue solidification, the vacuum diaphragm on glass fabric surface, release cloth, flow-guiding screen are all removed.
Compared with prior art, a kind of large directly driven permanent magnet wind generating resin agitating row bubble technique that the present invention proposes, reduce overcoat surface pores quantity, enhance productivity, reduce staff labor intensity, reduce and repair hole sealing agent Material Cost and improve the quality of products, the method is simple to operate, safe and reliable, cost is low, efficiently solves to stop yoke surface after rotor injecting glue completes and occur pinprick phenomenon.
Detailed description of the invention
A kind of large directly driven permanent magnet wind generating resin agitating row bubble technique of the present invention, it comprises the steps:
(1) with de-airing mixer, sealing resin is vacuumized, when vacuum reaches-0.09 ~-0.1MPa, terminate to vacuumize, stir obtained sealing resin for subsequent use immediately;
(2) next day, by described sealing resin for subsequent use and curing agent weighing and proportioning, after proportioning completes, use de-airing mixer vacuumizes, and when vacuum reaches-0.09 ~-0.1MPa, terminates to vacuumize, and stirs obtained glue for subsequent use immediately;
(3) described glue is poured in 4 containers respectively, glue described in each container is equal in weight, completes and join glue operation;
(4) every platform rotor installs 8 glue-injection bases before joining glue, each glue-injection base installs 1 injected rubber hose, the container that glue is housed of step (3) gained is communicated with described injected rubber hose, every two injected rubber hoses share a container, all injected rubber hoses start, to described rotor injecting glue, to make the glue of described magnetic pole surfaces at the uniform velocity rise to injecting glue simultaneously;
(5) rotor is heated to 55 ± 5 DEG C after completing by injecting glue, after rising to this temperature, toasts 6.5h continuously, keeps vacuum to be in-90 ~-97kPa while heating;
(6) rear removal described rotor coating paving material has been heated.
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, and below in conjunction with detailed description of the invention, the present invention is further detailed explanation.
Alleged herein " embodiment " or " embodiment " refers to special characteristic, structure or the characteristic that can be contained at least one implementation of the present invention.Different local in this manual " in one embodiment " occurred not all refers to same embodiment, neither be independent or optionally mutually exclusive with other embodiments embodiment.
A kind of large directly driven permanent magnet wind generating resin agitating row bubble technique, it comprises the steps:
(1) with de-airing mixer, 1 minute is vacuumized to sealing resin, when vacuum reaches-0.09 ~-0.1MPa, terminate to vacuumize, stir 4 minutes obtained sealing resins for subsequent use immediately;
(2) next day, by described sealing resin for subsequent use and curing agent by weight being 10:3 weighing and proportioning, after proportioning completes, use de-airing mixer vacuumizes 1 minute, when vacuum reaches-0.09 ~-0.1MPa, end vacuumizes, and stirs 4 minutes obtained glues for subsequent use immediately;
(3) described glue is poured into respectively in 4 containers, glue described in each container is equal in weight, complete and join glue operation, during joining glue, domestic demand is filled on request and is joined glue record case, and step (2) and step (3) altogether required duration are less than or are shorter than 15 minutes;
(4) every platform rotor installs 8 glue-injection bases before joining glue, and each glue-injection base installs 1 injected rubber hose, joins after glue completes and glue vacuum is injected in rotor product immediately, air should be prevented during injecting glue to be drawn into.Be specially: the container that glue is housed of step (3) gained is communicated with described injected rubber hose, every two injected rubber hoses share a container, all injected rubber hoses start to described rotor injecting glue simultaneously, the glue of described magnetic pole surfaces is made at the uniform velocity to have risen to injecting glue, the described injecting glue time is 10min ~ 20min, attentional manipulation injecting glue speed during beginning injecting glue, guarantee that the glue of magnetic pole surfaces at the uniform velocity rises, air should be prevented during injecting glue to be drawn into, injecting glue completes and again checks vacuum, prevents accident;
(5) rotor is heated to 55 ± 5 DEG C after completing by injecting glue, after rising to this temperature, toasts 6.5h continuously, keeps vacuum to be in-90 ~-97kPa while heating;
(6) rear removal described rotor coating paving material has been heated, be specially when atmospheric temperature is lower than 30 DEG C, magnetic pole temperature drops to 30 DEG C, when atmospheric temperature is higher than 30 DEG C, magnetic pole temperature drops to atmospheric temperature, then check whether magnetic pole surfaces and the upper and lower glue of magnetic pole solidify completely, after described glue solidification, the vacuum diaphragm on glass fabric surface, release cloth, flow-guiding screen are all removed, coating quality is checked after auxiliary material is all removed, check that the magnetic pole surfaces after embedding guarantees that all surface solidification is closely solid, without gaps and omissions, pore.If find, defect need adopt hole sealing agent to repair, and repairs after terminating and guarantees that all changeover portions are smooth, smooth, no concave-convex unequal phenomenon.
De-airing mixer operating procedure described above: 1) bung is promoted to scrapes end oar and exceed location bung edge placement, rotate and upgrade 90 °, frame left, precious for the silicon holding resin agitator is put into mixer together, guarantees that the projecting block stirring bung place embeds in holddown groove.Rotate and upgrade after 90 °, frame puts in place to the right, being declined to putting in place by bung covers tightly.2) open vacuum valve, close atmospheric valve, press and start vavuum pump button, when vacuum reaches-0.09 ~-0.1MPa, close vavuum pump, press to start and stir button, stir 4 minutes, mixer can stop automatically.3) after stirring stopping, opening atmospheric valve makes vacuum drop to 0, bung is promoted to and scrapes end oar and exceed location bung edge placement, clean rag is first used paddle and the cull scraped on wall oar tentatively to be removed, rotate and upgrade 90 °, frame more left, with the colloid connecing offset plate access and drop in rotary course, finally take out the glue bucket that is stirred for joining glue operation.Therebetween can by scram button emergency shutdown if any exception.The cleaning such as the complete rear alcohol of de-airing mixer equipment use, large cloth de-airing mixer, cleans out.
What the those of ordinary skill in affiliated field should be understood that is, one of feature of the present invention or object are: the feature of a kind of large directly driven permanent magnet wind generating resin agitating row bubble technique of the present invention is: reduce overcoat surface pores quantity, enhance productivity, reduce staff labor intensity, reduce and repair hole sealing agent Material Cost and improve the quality of products, the method is simple to operate, safe and reliable, cost is low, efficiently solves to stop yoke surface after rotor injecting glue completes and occur pinprick phenomenon.
It should be noted that, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not depart from skill of the present invention
The spirit and scope of art scheme, it all should be encompassed in the middle of right of the present invention.
Claims (7)
1. a large directly driven permanent magnet wind generating resin agitating row bubble technique, it is characterized in that, the method comprises the steps:
(1) with de-airing mixer, sealing resin is vacuumized, when vacuum reaches-0.09 ~-0.1MPa, terminate to vacuumize, stir obtained sealing resin for subsequent use immediately;
(2) next day, by described sealing resin for subsequent use and curing agent weighing and proportioning, after proportioning completes, use de-airing mixer vacuumizes, and when vacuum reaches-0.09 ~-0.1MPa, terminates to vacuumize, and stirs obtained glue for subsequent use immediately;
(3) described glue is poured in 4 containers respectively, glue described in each container is equal in weight, completes and join glue operation;
(4) every platform rotor installs 8 glue-injection bases before joining glue, each glue-injection base installs 1 injected rubber hose, the container that glue is housed of step (3) gained is communicated with described injected rubber hose, every two injected rubber hoses share a container, all injected rubber hoses start, to described rotor injecting glue, to make the glue of described magnetic pole surfaces at the uniform velocity rise to injecting glue simultaneously;
(5) rotor is heated to 55 ± 5 DEG C after completing by injecting glue, after rising to this temperature, toasts 6.5h continuously, keeps vacuum to be in-90 ~-97kPa while heating;
(6) rear removal described rotor coating paving material has been heated.
2. large directly driven permanent magnet wind generating resin agitating row bubble technique as claimed in claim 1, it is characterized in that: the duration vacuumized described in step (1) is 1 minute, the duration of described stirring is 4 minutes.
3. large directly driven permanent magnet wind generating resin agitating row bubble technique as claimed in claim 1, is characterized in that: described in step (2), the weight ratio of sealing resin for subsequent use and curing agent is 10:3.
4. large directly driven permanent magnet wind generating resin agitating row bubble technique as claimed in claim 1, it is characterized in that: the duration vacuumized described in step (2) is 1 minute, the duration of described stirring is 4 minutes.
5. large directly driven permanent magnet wind generating resin agitating row bubble technique as claimed in claim 1, is characterized in that: step (2) and step (3) altogether required duration are less than or are shorter than 15 minutes.
6. large directly driven permanent magnet wind generating resin agitating row bubble technique as claimed in claim 1, it is characterized in that: the injecting glue time described in step (4) is 10min ~ 20min, attentional manipulation injecting glue speed during beginning injecting glue, guarantee that the glue of magnetic pole surfaces at the uniform velocity rises, air during injecting glue, should be prevented to be drawn into.
7. large directly driven permanent magnet wind generating resin agitating row bubble technique as claimed in claim 1, it is characterized in that: heated rear removal described rotor coating paving material described in step (6) and be specially: when atmospheric temperature is lower than 30 DEG C, magnetic pole temperature drops to 30 DEG C, when atmospheric temperature is higher than 30 DEG C, magnetic pole temperature drops to atmospheric temperature, then check whether magnetic pole surfaces and the upper and lower glue of magnetic pole solidify completely, after described glue solidification, the vacuum diaphragm on glass fabric surface, release cloth, flow-guiding screen are all removed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510146088.2A CN104786383A (en) | 2015-03-30 | 2015-03-30 | Resin stirring foam scrubbing process for large-sized direct-drive permanent magnet wind generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510146088.2A CN104786383A (en) | 2015-03-30 | 2015-03-30 | Resin stirring foam scrubbing process for large-sized direct-drive permanent magnet wind generator |
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| CN104786383A true CN104786383A (en) | 2015-07-22 |
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| CN201510146088.2A Pending CN104786383A (en) | 2015-03-30 | 2015-03-30 | Resin stirring foam scrubbing process for large-sized direct-drive permanent magnet wind generator |
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| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 224100 Yancheng City Dafeng Economic Development Zone, Jiangsu, No. 111 Jin Hai Road Applicant after: CSR JIANGSU MOTOR CO., LTD. Address before: 224100 No. 111, Jinhai Road, Dafeng Economic Development Zone, Jiangsu, Yancheng City Applicant before: Jiangsu CSR Electric Co., Ltd. |
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Application publication date: 20150722 |
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| RJ01 | Rejection of invention patent application after publication |