CN106311567A - Bolt installation hole, slewing bearing/turntable bearing and coating method of bolt installation hole - Google Patents
Bolt installation hole, slewing bearing/turntable bearing and coating method of bolt installation hole Download PDFInfo
- Publication number
- CN106311567A CN106311567A CN201510397928.2A CN201510397928A CN106311567A CN 106311567 A CN106311567 A CN 106311567A CN 201510397928 A CN201510397928 A CN 201510397928A CN 106311567 A CN106311567 A CN 106311567A
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- China
- Prior art keywords
- paint
- installing hole
- installation hole
- bolt installation
- coating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
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- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention relates to a bolt installation hole, a slewing bearing/turntable bearing and a coating method of the bolt installation hole. The coating method of the bolt installation hole is particularly suitable for installation apertures of small specifications. The coating method of the bolt installation hole comprises the steps that the lower end of the bolt installation hole to be coated is plugged; paint is fed into the installation hole; a paint adhesion layer in contact with the inner surface of the installation hole is formed; and remaining paint in the bolt installation hole is recycled. Compared with the prior art, the coating method of the bolt installation hole is high in coating surface quality and good in film forming effect, so that the probability that a paint coating is defective is reduced, and the overall appearance quality of the slewing bearing product is guaranteed; by the adoption of the coating technology, multiple bolt installation holes can be coated in batches, so that the processing efficiency is improved; and because design of a special paint spray gun is not needed in the coating technology, the coating method of the bolt installation hole has the advantages of being high in universality and implementation performance and the like.
Description
Technical field
The present invention relates to pivoting support/turntable bearing anticorrosive coating field, particularly for wind-powered electricity generation
Pivoting support anticorrosive coating technology, especially with perfusion realize installing hole inwall paint be coated with
Cover and use the screw rod installing hole made by the method and there is the revolution of this bolt mounting holes prop up
Hold/turntable bearing.
Background technology
For the pivoting support that part anticorrosion class requirement is higher, the revolution of such as offshore wind turbine
Holding, customer requirement carries out paint application construction to bolt mounting holes inwall, with satisfied use environment
Anticorrosion class requirement.
As it is shown in figure 1, be provided with multiple bolt mounting holes on pivoting support/turntable bearing, need
It is carried out paint application to meet the technological requirements such as anticorrosion.Prior art uses such as Fig. 2 a-2c
Shown coating operation, paint sprayer 2 is deep into inside the bolt mounting holes of pivoting support 1
Row paint spraying.But this mode of operation is generally limited by installing hole specification, such as, install
The diameter in hole is typically much deeper than the size of paint sprayer.For the situation that installing hole specification is less,
The diameter of installing hole the most to be sprayed is less than 50mm, even 45mm and 33mm etc.,
And in order to meet the requirement for anticorrosion using environment, for the inwall of the less installing hole of this specification,
After spraying, build requires to reach more than 100 μm.The paint sprayer using prior art is difficult to
Realize aforementioned claim, be in particular in the following aspects:
1, the least in view of the aperture of installing hole, conventional paint sprayer cannot go deep into internal completing and spray
Paint coating, needs to use specially designed spray gun；This will increase the cost of lacquer spraying technique.
Even if 2 paint sprayers can enter in installing hole, but due to after deeply by installing hole
Limiting, paint is not to be directly injected to installing hole inwall, relies primarily on afterbody atomization attachment, makes
Become atomizing effect extreme difference.
3, paint sprayer is when spraying the installing hole first half, easily pollutes installing hole upper surface.
4, paint sprayer is difficult to centralized positioning in installing hole, easily causes the paint thickness of spraying
Uneven.
5, for using paint sprayer spraying high-volume installing hole, time, construction needs take relatively one by one
Many artificial long periods, inefficiency.
6, in view of the dry film that once sprays paint is generally between 30-50 μm, dry film after spraying is implemented
When thickness requirement is thicker, more than the most typically up to 100 μm, then need to carry out at least twice with
On construction of spraying paint；The paint to being sprayed is needed to be dried solidification, time-consumingly between twice construction
Longer.
Installing hole, as the more unfeasible position of anticorrosive construction, typically can be left in the basket；In view of above-mentioned
Problem, it would be highly desirable to provide a kind of installing hole inwall paint application mode, it is achieved installing hole reduced size
Under efficient and reliable paint application.
Summary of the invention
In order to overcome aforementioned drawback, the invention provides a kind of relatively small dimension installing hole of being applicable to
Paint application method, this painting method the installing hole formed, and there is the type installation
The supporting in hole.
According to an aspect of the present invention, it provides a kind of pivoting support/turntable bearing of coating
The method of bolt mounting holes.The method includes: block the bottom of installing hole to be coated；Will
Paint is injected into the inside of described installing hole；Form the oil contacted with the inner surface of described installing hole
Paint adhesive layer；And remaining paint in reclaiming described installing hole.
According to a preferred embodiment of the present invention, wherein said method also includes: to described
The inner surface of installing hole carries out pretreatment；Preferably, described pretreatment include sandblasting, polishing and/
Or the mode such as chemical solvent surface passivation.
According to a preferred embodiment of the present invention, wherein said method also includes: reclaiming
After paint unnecessary in described installing hole, the paint that installing hole inwall is retained is attached on inwall,
Adhesive layer forms painting layer.
According to a preferred embodiment of the present invention, wherein said installation aperture be 50mm with
Under, preferably below 45mm, more preferably below 33mm.
According to a preferred embodiment of the present invention, wherein said method uses rubber stopper or moulds
Material plug blocks the bottom of described installing hole.
According to a preferred embodiment of the present invention, wherein said method uses and stands a timing
Between mode form described painting layer, between the most static about 5-10 minute.
According to a preferred embodiment of the present invention, wherein said method can be to described installation
Hole is carried out one by one or batch coating.
According to a preferred embodiment of the present invention, the oil that wherein said method is disposably formed
The build of lacquer coat is more than 100 μm.
According to a further aspect in the invention, it provides a kind of for pivoting support/turntable bearing
Bolt mounting holes, wherein this installing hole uses any one method aforementioned to carry out paint application.
According to another aspect of the invention, it provides a kind of pivoting support/turntable bearing, wherein
Described pivoting support/turntable bearing has above-mentioned formed installing hole.
Use the method coating installing hole inwall that the present invention provides, the method installation coated
Hole and have the supporting of this installing hole, paint is attached on installing hole inwall fully, solidification
The paint coating film formed is effective, efficiency is high, it is possible to fully meet the high requirement such as anticorrosion.
Accompanying drawing explanation
Fig. 1 shows the schematic diagram of pivoting support/turntable bearing；
Fig. 2 a shows the schematic diagram of prior art paint sprayer coating installing hole inwall；Fig. 2 b
Show that paint sprayer gos deep into the schematic diagram in bolt mounting holes；Fig. 2 c shows putting of Fig. 2 b
Big schematic diagram；
Fig. 3 shows and carries out construction schematic diagram during paint application according to the present invention；
Fig. 4 shows and carries out dry film schematic diagram in the hole after paint application according to the present invention；And
Fig. 5 shows the photo of the dry film that paint films is formed after carrying out paint application according to the present invention.
Detailed description of the invention
In view of the installing hole inwall of smaller aperture due is sprayed by the paint sprayer that cannot use routine
Operation, the present invention proposes perfusion.Specifically,
As it is shown on figure 3, first, with suitable instrument, one end of bolt mounting holes 3 is blocked,
Preferably, use dismountable resilient tool, such as plastics or rubber stopper 4, from bottom by be coated
The installing hole covered blocks to be formed the hemi-closure space of similar containers.It should be noted that in order to
Improve the affinity of paint and installing hole surface, improve adhesion effect, the most in advance to be coated
The inwall of installing hole carry out including the modes such as sandblasting, polishing and/or chemical solvent surface passivation
Surface processes.
Subsequently, paint 5 coating such as grade to be coated good for pre-coordination is injected into bottom this and blocks
Installing hole in.
Stand a period of time, between preferably standing 5-10 minute so that the paint of injection and this peace
The inner wall surface in dress hole is fully contacted and realizes good solidification tack.It should be noted that this
Skilled person can also be according to the requirement of concrete application, and design meets paint and fills with internal face
Tap touches required time length.
Finally, paint unnecessary in reclaiming this installing hole subsequently.Will be surplus for example with negative pressure line
Remaining paint is back in paint container.Preferably, can be further to attached on installing hole inwall
The paint films carries out cured and forms inside coating 6, such as, be heated to suitable temperature thus add
The efficiency of speed paint curing film forming.
According to the present invention, it also offers and use the method for aforementioned coating installing hole inwall to be formed
For pivoting support/installing hole.Fig. 5 shows the photo of the dry film that paint films is formed after perfusion,
By detection, use the build that disposably formed of method that the present invention provides up to
More than 100 μm, such as more than 120 μm, thus meet the higher level requirements such as anticorrosion.
Further, according to the present invention, it also offers pivoting support/turntable bearing, this revolution
Supporting/turntable bearing has the bolt mounting holes that foregoing coating method is formed.
Compared with paint sprayer technique of the prior art, in the coating installing hole that the present invention provides
The method of wall has the advantage that
1, coating surface quality is high, film-formation result is good, thus reduces painting layer and defect occur
Probability, it is ensured that supporting product overall appearance quality；
2, multiple installing holes can be carried out coating in batches by this coating processes, improves working (machining) efficiency；
3, the disposable film forming thickness of this coating processes i.e. can meet high grade requirements, it is not necessary to two
Secondary or repeatedly construct, it is further provided working (machining) efficiency；
4, this coating processes is strong without designing special paint sprayer, versatility and exploitativeness；
And
5, unnecessary paint is reclaimed and recycles by this coating processes, thus drops further
Low production cost.
Although based on preferred embodiment to the present invention have been described in detail, but this area skill
Art personnel should know, and the scope that the present invention is claimed is not limited to this preferred embodiment.
In the case of without departing from the spirit of the present invention and purport, those of ordinary skill in the art is resonable
Embodiment can be carried out variations and modifications on the basis of solving the present invention, and therefore fall into
In present invention protection domain defined in the appended claims.
Claims (10)
1. the method for the bolt mounting holes coating pivoting support/turntable bearing, it is characterised in that
Described method includes:
Block the bottom of installing hole to be coated；
Paint is injected into the inside of described installing hole；
Form the paint adhesive layer contacted with the inner surface of described installing hole；And
Remaining paint in reclaiming described installing hole.
Method the most according to claim 1, it is characterised in that described method also includes:
The inner surface of described installing hole is carried out pretreatment；Preferably, described pretreatment include sandblasting,
Polishing and/or chemical solvent surface passivation mode.
Method the most according to claim 1, it is characterised in that described method also includes:
After paint unnecessary in reclaiming described installing hole, in the paint that installing hole inwall is retained is attached to
On wall, adhesive layer forms painting layer.
4. according to the method described in aforementioned any one claim, it is characterised in that described peace
The aperture in dress hole is below 50mm, preferably below 45mm, more preferably below 33mm.
5. according to the method described in aforementioned any one claim, it is characterised in that described side
The stopper that method uses rubber or plastics elastomeric material to make blocks the bottom of described installing hole.
6. according to the method described in aforementioned any one claim, it is characterised in that described side
Method uses the mode standing certain time to form described paint adhesive layer, preferably stands about
5-10 minute.
7. according to the method described in aforementioned any one claim, it is characterised in that described side
Described installing hole can be carried out one by one or batch coating by method.
8. according to the method described in aforementioned any one claim, it is characterised in that described side
The build of the painting layer that method is disposably formed is more than 100 μm, more than preferably 120 μm.
9. the bolt mounting holes for pivoting support/turntable bearing, it is characterised in that described
Installing hole uses the method described in aforementioned any one claim to carry out paint application.
10. pivoting support/turntable bearing, it is characterised in that described pivoting support/turntable shaft
Hold the bolt mounting holes having described in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510397928.2A CN106311567B (en) | 2015-07-08 | 2015-07-08 | Bolt mounting hole, slewing bearing/slewing bearing and coating method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510397928.2A CN106311567B (en) | 2015-07-08 | 2015-07-08 | Bolt mounting hole, slewing bearing/slewing bearing and coating method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106311567A true CN106311567A (en) | 2017-01-11 |
| CN106311567B CN106311567B (en) | 2019-12-20 |
Family
ID=57725492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510397928.2A Active CN106311567B (en) | 2015-07-08 | 2015-07-08 | Bolt mounting hole, slewing bearing/slewing bearing and coating method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106311567B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110787980A (en) * | 2019-09-27 | 2020-02-14 | 河南航天精工制造有限公司 | Coating method for blind hole internal threads |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2067786A1 (en) * | 1989-10-23 | 1991-04-24 | David Brian Edwards | Containers |
| EP0500229A1 (en) * | 1991-02-21 | 1992-08-26 | Matsutani Seisakusho Co. Ltd., | Suture needle coating method |
| CN1081750A (en) * | 1992-07-30 | 1994-02-09 | 宣定智 | Inside and outside the galvanized steel iron pipe and the processing method of coating are arranged |
| CN101319298A (en) * | 2007-06-05 | 2008-12-10 | 李丁杰 | Jig for surface-treatment of thread portion of nut |
| CN102671828A (en) * | 2012-05-22 | 2012-09-19 | 美的集团有限公司 | In-pipe painting machine and painting method |
-
2015
- 2015-07-08 CN CN201510397928.2A patent/CN106311567B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2067786A1 (en) * | 1989-10-23 | 1991-04-24 | David Brian Edwards | Containers |
| EP0500229A1 (en) * | 1991-02-21 | 1992-08-26 | Matsutani Seisakusho Co. Ltd., | Suture needle coating method |
| CN1081750A (en) * | 1992-07-30 | 1994-02-09 | 宣定智 | Inside and outside the galvanized steel iron pipe and the processing method of coating are arranged |
| CN101319298A (en) * | 2007-06-05 | 2008-12-10 | 李丁杰 | Jig for surface-treatment of thread portion of nut |
| CN102671828A (en) * | 2012-05-22 | 2012-09-19 | 美的集团有限公司 | In-pipe painting machine and painting method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110787980A (en) * | 2019-09-27 | 2020-02-14 | 河南航天精工制造有限公司 | Coating method for blind hole internal threads |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106311567B (en) | 2019-12-20 |
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