CN109457223A - A kind of protective device and method for turborotor variable-angle applying coating - Google Patents
A kind of protective device and method for turborotor variable-angle applying coating Download PDFInfo
- Publication number
- CN109457223A CN109457223A CN201811354964.0A CN201811354964A CN109457223A CN 109457223 A CN109457223 A CN 109457223A CN 201811354964 A CN201811354964 A CN 201811354964A CN 109457223 A CN109457223 A CN 109457223A
- Authority
- CN
- China
- Prior art keywords
- protecting box
- clip
- curtain plate
- inner platform
- turborotor
- 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.)
- Pending
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Classifications
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/24—Vacuum evaporation
- C23C14/32—Vacuum evaporation by explosion; by evaporation and subsequent ionisation of the vapours, e.g. ion-plating
- C23C14/325—Electric arc evaporation
Abstract
The invention discloses a kind of protective devices and method for turborotor variable-angle applying coating, including the curtain plate protecting box in the inner platform protecting box being set on the inner platform of turborotor and the curtain plate for being set in turborotor, clip is connected on the upside of inner platform protecting box and curtain plate protecting box, lower clip is connected on the downside of inner platform protecting box and curtain plate protecting box, hook is connected on upper clip, lower suspension hook is connected on lower clip, the inner platform protecting box and curtain plate protecting box are generally aligned in the same plane, upper clip and lower clip are generally aligned in the same plane, angle where plane where inner platform protecting box and curtain plate protecting box and upper clip and lower clip between plane is 35 °~55 °.It can effectively be coated in the entire water passage surface of turborotor using the present invention, especially ensure that the coating layer thickness and uniformity at the venturi position of turborotor, and effective protection is carried out to non-coating area.
Description
Technical field
The invention belongs to engine turbine guide vane manufacturing fields, and in particular to a kind of variable for turborotor
The protective device and method of angle applying coating.
Background technique
Multi sphere ion plating technology is a kind of ion plating technique using cathodic arc evaporation source, is coated for turbo blade
The techniques such as MCrAlY and compressor blade coating TiN coating.Fig. 1 is multi-arc ion plating equipment structural map, cathode arc source 10 in figure
(target), argon inlet mouth 20, air inlet 30, vacuum system 40, blade 50, grid bias power supply 60, hook 70.
For multi sphere ion plating technology in depositing coating, the working principle of itself determines coating deposition process, and there are physics
Masking phenomenon, some shaded areas can not deposit to coating.And the venturi position for duplex guide vane, among blade
Also require that depositing coating, how to effectively control the trial-productions that the coating layer thickness of venturi shaded areas perplexs always turborotor
And production.
It is found during patent retrieval, a kind of turborotor coating preparation protecting tool set-up, the patent No.
ZL201420107224.8, inventor: Wang Ruijun.Protecting tool set-up is by tooling supporting rod, upper limb board clamp, lower edge board clamp group
At；Turbo blade is mounted among upper limb fixture and lower edge board clamp.A kind of fixture for turbo blade topical application coating,
The patent No.: ZL201320650842.2, inventor: Cheng Yuxian.The technical solution of the utility model: the fixture include mandrel,
Two disks, blade furniture box and baffle, described two disks are arranged in parallel, and the mandrel blade holder box is fixed on affiliated circle
On disk, turbo blade is mounted on the blade holder box, and the baffle blocks the non-coated areas of the turbo blade, described
Baffle is fitted closely with turbo blade type face, and the baffle edge carries out chamfered.
However, above-mentioned two patent application and other the relevant technologies are not ensured that the entire runner table of turborotor
Face is effectively coated, especially it cannot be guaranteed that the coating layer thickness and uniformity at the venturi position of turborotor, while to non-
Coating area also has a little coating.
Summary of the invention
The purpose of the present invention is to provide a kind of protective device for turborotor variable-angle applying coating and
Method is coated using multi-arc ion coating deposition technique on engine turbine guide vane surface with solving problem of the prior art
When metal coating, it can effectively be coated in the entire water passage surface of turborotor using the present invention, especially ensure that whirlpool
The coating layer thickness and uniformity at the venturi position of guide vane are taken turns, and effective protection is carried out to non-coating area.
In order to achieve the above objectives, the present invention adopts the following technical scheme:
A kind of protective device for turborotor variable-angle applying coating, including it is set in turborotor
Inner platform on inner platform protecting box and the curtain plate protecting box that is set on the curtain plate of turborotor, inner platform
It is connected with clip on the upside of protecting box and curtain plate protecting box, is connected on the downside of inner platform protecting box and curtain plate protecting box
Lower clip is connected with hook on upper clip, and lower suspension hook, the inner platform protecting box and curtain plate protection are connected on lower clip
Box is generally aligned in the same plane, and upper clip and lower clip are generally aligned in the same plane, plane where inner platform protecting box and curtain plate protecting box
It is 35 °~55 ° with the angle where upper clip and lower clip between plane.
Further, when in use, protective device is hung oneself on the hook for being hooked on multi-arc ion plating equipment, under hang
Hook is connected with the hook of another device.
Further, upper clip and lower clip include positioned at two sides clip body and the cross for being connected to clip body top
Beam, the hook are connected to the crossbeam middle position of clip, and the lower suspension hook is connected to the crossbeam middle position of lower clip.
Further, connecting hole, inner platform protecting box are equipped on the upside of inner platform protecting box and curtain plate protecting box
With lower connecting hole is equipped on the downside of curtain plate protecting box, upper clip is connected to inner platform protecting box and outer rim by upper connecting hole
The upside of plate protecting box, lower clip are connected to the downside of inner platform protecting box and curtain plate protecting box by lower connecting hole.
A kind of coating method of the protective device for turborotor variable-angle applying coating, including following step
It is rapid:
Step 1: cleaning turborotor and protective device；
Step 2: inner platform protecting box and curtain plate protecting box are sleeved on to the inner platform and curtain plate of turborotor
On, upper clip is then connected on the upside of inner platform protecting box and curtain plate protecting box, is protected in inner platform protecting box and curtain plate
Lower clip is connected on the downside of box, hanging is on the hook of multi-arc ion plating equipment after turborotor angle is adjusted；
Step 3: opening multi-arc ion plating equipment, carry out coating coating.
Further, turborotor and protective device are cleaned as cleaning agent using acetone in step 1.
Compared with prior art, the invention has the following beneficial technical effects:
Apparatus of the present invention structure is simple, and accessory is less, is easy to product processing and dismounting, and can be according to turborotor
Size carries out the matched design of tooling size, is coated using multi-arc ion coating deposition technique on engine turbine guide vane surface
When metal coating, it can effectively be coated in the entire water passage surface of turborotor using the present invention, especially ensure that whirlpool
The coating layer thickness and uniformity for taking turns the venturi position of guide vane, due to the angle of the adjustable turborotor of the present invention,
So that the throat portion plane of turborotor is to coating sedimentary origin, simultaneously because being protected using inner platform protecting box and curtain plate
Box can carry out effective protection to non-coating area.
It is coated, can effectively be coated in the entire water passage surface of turborotor, especially using the method for the present invention
Which ensure that the coating layer thickness and uniformity at the venturi position of turborotor, and effective protection is carried out to non-coating area.
Detailed description of the invention
Fig. 1 is multi-arc ion plating equipment structural map；
Wherein, 10- cathode arc source, 20- argon inlet mouth, 30- air inlet, 40- vacuum system, 50- blade, 60-
Grid bias power supply, 70- hook；
Fig. 2 a is apparatus of the present invention structural front view；
Fig. 2 b is apparatus of the present invention structural side view；
Fig. 3 a is apparatus of the present invention clip and suspension hook main view；
Fig. 3 b is apparatus of the present invention clip and suspension hook side view；
Fig. 4 a is apparatus of the present invention inner platform protecting box main view；
Fig. 4 b is apparatus of the present invention inner platform protecting box side view；
Fig. 5 a is apparatus of the present invention curtain plate protecting box main view；
Fig. 5 b is apparatus of the present invention curtain plate protecting box side view；
Fig. 6 turborotor coat thickness detection position schematic diagram.
Wherein: the upper clip of 1-, 2- hook, 3- inner platform protecting box, 4- curtain plate protecting box, 5- turborotor,
Suspension hook, α indicate that the angle of turborotor hanging, A indicate left under clip, 8- under 6- turborotor venturi position, 7-
Connection, B indicate right.
Specific embodiment
Present invention is further described in detail with reference to the accompanying drawing:
Referring to attached drawing, a kind of protective device for turborotor variable-angle applying coating, the device includes interior
Listrium protecting box 3, curtain plate protecting box 4, hook 2, lower suspension hook 8, upper clip 1, lower clip 7 etc., inner platform protecting box 3 and outer
Listrium protecting box 4 is manufactured according to the shape at product protection position, realizes the protection of non-coated surface when plated film, and in inner platform
The connecting hole of two certain sizes is bored in protecting box 3 and curtain plate protecting box 4, upper clip 1 and lower 7 center of clip are respectively welded
Hook 2 and lower suspension hook 8 pass through the connecting hole on upper clip 1 and lower clip 7 and inner platform protecting box 3 and curtain plate protecting box 4
Connection hangs over tooling in the planet shaft of equipment to fix turborotor 5, then by the hook 2 on upper clip 1.
Guarantee angularly to carry out rotation during turborotor applying coating to realize and add revolution (motor drives blade
Autobiography adds revolution in coating procedure) motion mode.
The angle of the device applying coating can be adjusted by bore position in protecting box.How to effectively control turbine guiding
The coating layer thickness and uniformity at blade venturi position 6, need angle of turborotor during applying coating to guarantee.
The device covers the internal curtain plate of principle by physics and is protected, and utilizes the applying coating variable-angle of the device
It ensure that with the motion mode of rotation plus revolution and effectively coated in the entire water passage surface of turborotor, especially be ensure that
The coating layer thickness and uniformity at turborotor venturi position.
Operating process of the embodiment of the present invention is described in detail below:
By to a certain guide vane size and profile measurement as a result, drawing apparatus of the present invention design drawing as shown in Figure 2.
Primary structure of the present invention is by upper clip 1, hook 2, inner platform protecting box 3, curtain plate protecting box 4, lower clip 7,8 groups of lower suspension hook
At.Inner platform protecting box 3 and curtain plate protecting box 4 are respectively fitted on the inner platform and curtain plate of turborotor 5, then will
Upper clip 1 and lower clip 7 are fixed by the connecting hole in inner platform protecting box 3 and curtain plate protecting box 4, are led by turbine
The adjustment for the angle [alpha] hung to blade guarantees that 6 coating layer thickness of turborotor venturi position and uniformity meet design requirement,
Last hook 1 is connect with the hook 70 in Fig. 1.When the present apparatus is hung inside equipment, pass through lower suspension hook 8 and another protection
The hook of device carries out hanging connection, forms 1-5 layers of leaf blade hanging, while hanging in multi-arc ion plating equipment circumferencial direction
12 strings.
The present embodiment is the design requirement by analysis guide vane profile characteristics and entire water passage surface applying coating,
And the working principle of multi-arc ion plating equipment is combined, design obtains a kind of for turborotor variable-angle applying coating
Protective device, the device can carry out the adjustment of angle, the coating finally coated meets according to guide vane coating design requirement
Design requirement.
It comprises the concrete steps that:
Step 1, it cleans: using acetone as cleaning agent, turborotor 5 and protective device are cleaned up, prepare
Clamping.Cleaning is that part is contaminated in order to prevent, influences coating binding force.
Step 2, clamping: according to the implementation steps of the device, turborotor 5 is packed into the device, angle is adjusted
Hanging is on the hook of equipment after degree.
Step 3, applying coating: the detailed process of the applying coating is:
Shove charge: by turborotor and protective device shove charge.Rotating device is opened, checks whether that rotation is normal, pendant
(pendant is made of turborotor and protective device) cannot touch furnace wall and striking needle.
It vacuumizes: 6.7 × 10 is evacuated to settling chamber-2It when Pa, begins to warm up, when temperature is stablized 5 minutes in setting value
Afterwards, aura cleaning, Bombardment and cleaning are carried out.
Depositing coating: bias: (100~300) ± 10V, electric current: 95 ± 5A, sedimentation time 15h+30 '.
It is cooling: part vacuum being as cold as 100 DEG C hereinafter, be filled with air into vacuum drying oven, is made equal with environmental pressure in furnace
When, it opens fire door and takes out turborotor and protective device.Protective device is laid down, the entire runner table of turborotor is obtained
Face has coating effectively to be coated, and especially ensure that the coating layer thickness and uniformity at the venturi position of turborotor, and right
Non- coating area carries out effective protection.
Through measuring, the thickness and uniformity of coating obtained by the present embodiment meet design requirement (30~100 μm), specific data
See that Tables 1 and 2, different subscripts indicate the coating layer thickness value of different location.
1 Left-wing Federation A coating thickness determination result of table
The right B coating thickness determination result of table 1
Claims (10)
1. a kind of protective device for turborotor variable-angle applying coating, which is characterized in that including being set in whirlpool
It takes turns the inner platform protecting box (3) on the inner platform of guide vane (5) and is set on the curtain plate of turborotor (5)
Clip (1), inner platform are connected on the upside of curtain plate protecting box (4), inner platform protecting box (3) and curtain plate protecting box (4)
It is connected with lower clip (7) on the downside of protecting box (3) and curtain plate protecting box (4), is connected with hook (2) on upper clip (1), under
It being connected on clip (2) lower suspension hook (8), the inner platform protecting box (3) and curtain plate protecting box (4) are generally aligned in the same plane, on
Clip (1) and lower clip (7) are generally aligned in the same plane, plane and upper folder where inner platform protecting box (3) and curtain plate protecting box (4)
Angle where sub (1) and lower clip (7) between plane is 35 °~55 °.
2. a kind of protective device for turborotor variable-angle applying coating according to claim 1, special
Sign is, when in use, on the hook (70) that the hook (2) of a protective device hangs over multi-arc ion plating equipment, lower suspension hook
(8) it is connected with the hook of another protective device (2).
3. a kind of protective device for turborotor variable-angle applying coating according to claim 1, special
Sign is that upper clip (1) and lower clip (7) include the clip body for being located at two sides and the cross for being connected to clip body top
Beam.
4. a kind of protective device for turborotor variable-angle applying coating according to claim 3, special
Sign is that the hook (2) is connected to the crossbeam middle position of clip (1)；The lower suspension hook (8) is connected to lower clip
(7) crossbeam middle position.
5. a kind of protective device for turborotor variable-angle applying coating according to claim 1, special
Sign is, connecting hole is equipped on the upside of inner platform protecting box (3) and curtain plate protecting box (4), and upper clip (1) passes through upper company
Connect the upside that hole is connected to inner platform protecting box (3) and curtain plate protecting box (4).
6. a kind of protective device for turborotor variable-angle applying coating according to claim 5, special
Sign is, lower connecting hole is equipped on the downside of inner platform protecting box (3) and curtain plate protecting box (4), and lower clip (7) passes through lower company
Connect the downside that hole is connected to inner platform protecting box (3) and curtain plate protecting box (4).
7. a kind of coating using the protective device described in claim 1 for turborotor variable-angle applying coating
Method, which comprises the following steps:
Step 1: cleaning turborotor (5) and protective device；
Step 2: inner platform protecting box (3) and curtain plate protecting box (4) are sleeved on the inner platform of turborotor (5) and outer
On listrium, upper clip (1) is then connected on the upside of inner platform protecting box (3) and curtain plate protecting box (4), in inner platform protecting box
(3) and on the downside of curtain plate protecting box (4) lower clip (7) are connected, hanging is more after turborotor (5) angle is adjusted
On the hook (70) of arc ion plating equipment；
Step 3: opening multi-arc ion plating equipment, carry out coating coating.
8. coating method according to claim 7, which is characterized in that clean whirlpool as cleaning agent using acetone in step 1
Take turns guide vane (5) and protective device.
9. coating method according to claim 7, which is characterized in that upper clip (1) and lower clip (7) include being located at two
The clip body of side and the crossbeam for being connected to clip body top, the hook (2) are connected among the crossbeam of clip (1)
Position；The lower suspension hook (8) is connected to the crossbeam middle position of lower clip (7).
10. coating method according to claim 7, which is characterized in that inner platform protecting box (3) and curtain plate protecting box
(4) it is equipped with connecting hole on the upside of, is equipped with lower connecting hole on the downside of inner platform protecting box (3) and curtain plate protecting box (4),
Upper clip (1) is connected to the upside of inner platform protecting box (3) and curtain plate protecting box (4) by upper connecting hole, and lower clip (7) is logical
Cross down the downside that connecting hole is connected to inner platform protecting box (3) and curtain plate protecting box (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811354964.0A CN109457223A (en) | 2018-11-14 | 2018-11-14 | A kind of protective device and method for turborotor variable-angle applying coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811354964.0A CN109457223A (en) | 2018-11-14 | 2018-11-14 | A kind of protective device and method for turborotor variable-angle applying coating |
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| Publication Number | Publication Date |
|---|---|
| CN109457223A true CN109457223A (en) | 2019-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811354964.0A Pending CN109457223A (en) | 2018-11-14 | 2018-11-14 | A kind of protective device and method for turborotor variable-angle applying coating |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110158047A (en) * | 2019-06-24 | 2019-08-23 | 中国航发动力股份有限公司 | A kind of guide vane full pipes' analysis vapor deposition support device and its application method |
| CN114411087A (en) * | 2021-12-29 | 2022-04-29 | 西安鑫垚陶瓷复合材料有限公司 | Turbine guide blade coating preparation tool and coating preparation method |
| CN114807843A (en) * | 2022-04-19 | 2022-07-29 | 中国航发动力股份有限公司 | Weight control protection clamp for coating process of turbine working blade and using method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106756818A (en) * | 2016-11-30 | 2017-05-31 | 中航动力股份有限公司 | A kind of protection device and method for turborotor variable-angle applying coating |
-
2018
- 2018-11-14 CN CN201811354964.0A patent/CN109457223A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106756818A (en) * | 2016-11-30 | 2017-05-31 | 中航动力股份有限公司 | A kind of protection device and method for turborotor variable-angle applying coating |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110158047A (en) * | 2019-06-24 | 2019-08-23 | 中国航发动力股份有限公司 | A kind of guide vane full pipes' analysis vapor deposition support device and its application method |
| CN110158047B (en) * | 2019-06-24 | 2021-06-08 | 中国航发动力股份有限公司 | Supporting device for guide blade full-flow-channel-surface vapor deposition and using method thereof |
| CN114411087A (en) * | 2021-12-29 | 2022-04-29 | 西安鑫垚陶瓷复合材料有限公司 | Turbine guide blade coating preparation tool and coating preparation method |
| CN114411087B (en) * | 2021-12-29 | 2023-09-29 | 西安鑫垚陶瓷复合材料有限公司 | Turbine guide vane coating preparation tool and coating preparation method |
| CN114807843A (en) * | 2022-04-19 | 2022-07-29 | 中国航发动力股份有限公司 | Weight control protection clamp for coating process of turbine working blade and using method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20190312 |