CN107321518B - A kind of inner hole Twin wire arc rotary spraying equipment - Google Patents
A kind of inner hole Twin wire arc rotary spraying equipment Download PDFInfo
- Publication number
- CN107321518B CN107321518B CN201710478936.9A CN201710478936A CN107321518B CN 107321518 B CN107321518 B CN 107321518B CN 201710478936 A CN201710478936 A CN 201710478936A CN 107321518 B CN107321518 B CN 107321518B
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- China
- Prior art keywords
- rotary shaft
- wire
- arc
- inner hole
- spraying equipment
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/16—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas incorporating means for heating or cooling the material to be sprayed
- B05B7/22—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas incorporating means for heating or cooling the material to be sprayed electrically, magnetically or electromagnetically, e.g. by arc
- B05B7/222—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas incorporating means for heating or cooling the material to be sprayed electrically, magnetically or electromagnetically, e.g. by arc using an arc
- B05B7/224—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas incorporating means for heating or cooling the material to be sprayed electrically, magnetically or electromagnetically, e.g. by arc using an arc the material having originally the shape of a wire, rod or the like
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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
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/131—Wire arc spraying
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electromagnetism (AREA)
- Coating By Spraying Or Casting (AREA)
Abstract
The invention discloses a kind of inner hole Twin wire arc rotary spraying equipment, it include: rack, compressed air ring, wire tray, wire-feed motor, collector ring, first rotary shaft and arc pistol, the wire-feed motor is arranged in the first rotary shaft bottom, the wire tray is arranged in the first rotary shaft, the second rotary shaft is provided with below the wire-feed motor, the arc pistol is arranged in the second rotary shaft bottom, silk material in the wire tray imports the second rotary shaft and arc pistol of lower section by wire-feed motor, the collector ring and compressed air ring set are located at the outside of the second rotary shaft, the collector ring is electrically connected with silk material and wire-feed motor respectively.Through the above way, inner hole Twin wire arc rotary spraying equipment of the present invention, solves the conveying of electric arc mariages in rotary course, it can make arc pistol 360 degree of continuous rotations in inner hole, the maximization of spray distance is realized using centrifugal force, to guarantee there are enough spray distances, avoids the problem that workpiece overheats, guarantee the quality of coating.
Description
Technical field
The present invention relates to thermal spraying on surface field of engineering technology, are coated with more particularly to a kind of inner hole Twin wire arc rotation spray
It is standby.
Background technique
Plasma spray technology can solve wear-resisting, anticorrosion, insulation, conduction, reduce the problems such as friction, change the surface of part
Performance.Twin wire arc is process important in plasma spray technology, and arc spraying technology is using electric arc as heat source, by fusing
Metal wire material high-speed gas atomization, and coating is formed to be ejected into workpiece surface at a high speed.
Holes of automobile engine cylinder, cylinder sleeve spraying can reduce oil consumption and reduce CO2 emission.Vehicle complete vehicle quality drop
It is low to reduce oil consumption, complete vehicle quality can be reduced using aluminium alloy cylinder, but aluminium alloy cylinder holes inner wall is prone to wear, so wanting
Spraying one layer of preferable wear-resistant material on its surface enhances service life.On the one hand arc spraying technology reduces the matter of engine
Amount, improves wearability, the porosity of the 3%-5% of another aspect electric arc spraying self-assembling formation can significantly improve cylinder with oil storage
The greasy property of hole use process.
Currently, the country, which remanufactures engine cylinder hole reparation, generally takes the big cylinder holes of boring, the mode of cylinder sleeve is inlayed.It is sprayed using electric arc
Painting technology is applied in engine cylinder hole reparation, can restore the original size of cylinder holes in the case where not changing structure, reduces report
It is useless, cost and raw material are saved, but the difficult point of Twin wire arc inner hole spraying mainly has two o'clock:
1, too small inner hole not can guarantee enough spray distances, so as to cause workpiece substrate overheat, influence coating quality,
It causes coating cracking, fall off；
2, it cannot achieve rotation function when traditional arc spray gun mariages wire feed.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of inner hole Twin wire arc rotary spraying equipment, realize rotation spray
It applies, avoids workpiece substrate problems of excessive heat, promote coating quality.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: a kind of inner hole Twin wire arc rotation is provided
Turn spraying equipment, comprising: rack, compressed air ring, wire tray, wire-feed motor, collector ring, the first rotary shaft and arc pistol, it is described
First rotary shaft is vertically arranged in frame top and downwardly directed, and the wire-feed motor is arranged in the first rotary shaft bottom, the silk
Disk is arranged in the first rotary shaft, the second rotary shaft is provided with below the wire-feed motor, the arc pistol setting is in the second rotation
Shaft bottom, the silk material in the wire tray pass through the second rotary shaft and arc pistol that wire-feed motor imports lower section, the current collection
Ring and compressed air ring set are located at the outside of the second rotary shaft, and the collector ring is electrically connected with silk material and wire-feed motor respectively.
In a preferred embodiment of the present invention, the deceleration for being provided in the rack and being connected at the top of the first rotary shaft
Motor, the decelerating motor drives the rotation of the first rotary shaft, to drive wire tray, wire-feed motor, the second rotary shaft and arc pistol
Rotation.
In a preferred embodiment of the present invention, indent is provided with gas supply groove on the compressed air ring inner wall, described
The venthole of connection gas supply groove and arc pistol is provided in second rotary shaft.
In a preferred embodiment of the present invention, it is provided on the compressed air ring inner wall corresponding with the second rotary shaft
Sealing ring, the sealing ring are located above and below gas supply groove.
In a preferred embodiment of the present invention, the compressed air ring is external is provided with compressed air supply system.
In a preferred embodiment of the present invention, first rotary shaft and the second rotary shaft are mutually concentric.
In a preferred embodiment of the present invention, it insulate between the collector ring and the second rotary shaft, the collector ring is solid
Determine on the rack without being rotated with the second rotary shaft.
In a preferred embodiment of the present invention, the insulation tube of conveying silk material is provided in second rotary shaft.
In a preferred embodiment of the present invention, be provided on the collector ring the first binding post corresponding with wire-feed motor and
Second binding post is provided with third binding post corresponding with silk material and the 4th binding post on the collector ring.
In a preferred embodiment of the present invention, the collector ring includes several brushes rotated with the second rotary shaft.
The beneficial effects of the present invention are: a kind of inner hole Twin wire arc rotary spraying equipment that the present invention points out, solves rotation
The conveying of electric arc mariages, can make arc pistol 360 degree of continuous rotations in inner hole during turning, and realized and sprayed using centrifugal force
The maximization of distance avoids the problem that workpiece overheats to guarantee there are enough spray distances, reduces internal stress, guarantees coating
Quality.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, in which:
Fig. 1 is a kind of structural schematic diagram of one preferred embodiment of inner hole Twin wire arc rotary spraying equipment of the present invention；
Fig. 2 is the enlarged drawing of part A in Fig. 1.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Fig. 1 ~ Fig. 2 is please referred to, the embodiment of the present invention includes:
A kind of inner hole Twin wire arc rotary spraying equipment, comprising: rack 2, compressed air ring 6, wire tray 3, wire-feed motor 4, collection
Electric ring 5, the first rotary shaft 8 and arc pistol 7, first rotary shaft 8 are vertically arranged in 2 top of rack and downwardly directed, institute
The setting of wire-feed motor 4 is stated in 8 bottom of the first rotary shaft, the wire tray 3 is arranged in the first rotary shaft 8, sets below the wire-feed motor 4
It is equipped with the second rotary shaft 10, installation bearing assembly 9 corresponding with the second rotary shaft 10, avoids the second rotary shaft 10 in rack 2
Shaking.The arc pistol 7 is arranged concentrically on 10 bottom of the second rotary shaft, first rotary shaft 8 and the second rotary shaft 10
Mutually with one heart, it is ensured that the rotation precision and stability of arc pistol 7.
Silk material in the wire tray 3 imports the second rotary shaft 10 and arc pistol 7 of lower section by wire-feed motor 4, described
The insulation tube 14 of conveying silk material is provided in second rotary shaft 10, it is highly-safe.The collector ring 5 and compressed air ring 6 are arranged
In the outside of the second rotary shaft 10, the collector ring 5 is electrically connected with silk material and wire-feed motor 4 respectively, solves the confession of rotary course
Electric problem.
The decelerating motor 1 being connected at the top of the first rotary shaft 8 is provided in the rack 2, the decelerating motor 1 drives
First rotary shaft 8 rotation, to drive the rotation of wire tray 3, wire-feed motor 4, the second rotary shaft 10 and arc pistol 7.Solves rotation
The conveying of electric arc mariages, can make the 360 degree of continuous rotations in inner hole of arc pistol 7 during turning, and realized and sprayed using centrifugal force
The maximization of distance is applied, to guarantee there are enough spray distances, avoids the problem that workpiece overheats, reduces internal stress.
Indent is provided with gas supply groove 12, the company of being provided in second rotary shaft 10 on 6 inner wall of compressed air ring
The venthole 13 of logical gas supply groove 12 and arc pistol 7, the compressed air ring 6 is external to be provided with compressed air supply system,
0.65Mpa compressed gas source is provided to arc pistol 7, facilitates the spray coating operations of arc pistol 7.
Sealing ring 11 corresponding with the second rotary shaft 10, the sealing ring 11 are provided on 6 inner wall of compressed air ring
It is located above and below gas supply groove 12, facilitates the rotation of the second rotary shaft 10, lift-off seal anti-gas-leak effect.
It insulate between the collector ring 5 and the second rotary shaft 10, the collector ring 5 is fixed in rack 2 without with second
Rotary shaft 10 rotates, and the collector ring 5 includes several brushes rotated with the second rotary shaft 10.It is provided on the collector ring 5
First binding post 5c corresponding with wire-feed motor 4 and the second binding post 5d is provided with third corresponding with silk material on the collector ring 5
Binding post 5a and the 4th binding post 5b, using the rotary work of brush, wire-feed motor 4 and silk material when the second rotary shaft 10 being facilitated to rotate
Power supply.
In conclusion a kind of inner hole Twin wire arc rotary spraying equipment that the present invention points out, workpiece mistake when avoiding spraying
The problem of heat reduces inner stress of work, guarantees the quality of coating, can be used for the spraying of holes of automobile engine cylinder, cylinder sleeve, reduces
Oil consumption and the discharge for reducing carbon dioxide reduce rehabilitation cost, generate good social and economic benefit.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (10)
1. a kind of inner hole Twin wire arc rotary spraying equipment characterized by comprising rack, compressed air ring, wire tray, wire feed
Machine, collector ring, the first rotary shaft and arc pistol, first rotary shaft are vertically arranged in frame top and downwardly directed, institute
Wire-feed motor setting is stated in the first rotary shaft bottom, the wire tray is arranged in the first rotary shaft, is provided with below the wire-feed motor
Second rotary shaft, the arc pistol setting is in the case where the silk material on the second rotary shaft bottom, the wire tray is imported by wire-feed motor
The second rotary shaft and arc pistol of side, the collector ring and compressed air ring set are located at the outside of the second rotary shaft, described
Collector ring is electrically connected with silk material and wire-feed motor respectively.
2. inner hole Twin wire arc rotary spraying equipment according to claim 1, which is characterized in that be provided in the rack
With the decelerating motor that is connected at the top of the first rotary shaft, the decelerating motor drives the rotation of the first rotary shaft, thus drive wire tray,
Wire-feed motor, the second rotary shaft and arc pistol rotation.
3. inner hole Twin wire arc rotary spraying equipment according to claim 1, which is characterized in that in the compressed air ring
Indent is provided with gas supply groove on wall, and the venthole of connection gas supply groove and arc pistol is provided in second rotary shaft.
4. inner hole Twin wire arc rotary spraying equipment according to claim 3, which is characterized in that in the compressed air ring
Sealing ring corresponding with the second rotary shaft is provided on wall, the sealing ring is located above and below gas supply groove.
5. inner hole Twin wire arc rotary spraying equipment according to claim 3, which is characterized in that outside the compressed air ring
It connects and is provided with compressed air supply system.
6. inner hole Twin wire arc rotary spraying equipment according to claim 1, which is characterized in that first rotary shaft with
Second rotary shaft is mutually concentric.
7. inner hole Twin wire arc rotary spraying equipment according to claim 1, which is characterized in that the collector ring and second
It insulate between rotary shaft, the collector ring is fixed on the rack without rotating with the second rotary shaft.
8. inner hole Twin wire arc rotary spraying equipment according to claim 1, which is characterized in that in second rotary shaft
It is provided with the insulation tube of conveying silk material.
9. inner hole Twin wire arc rotary spraying equipment according to claim 1, which is characterized in that be arranged on the collector ring
There are the first binding post corresponding with wire-feed motor and the second binding post, third wiring corresponding with silk material is provided on the collector ring
Column and the 4th binding post.
10. inner hole Twin wire arc rotary spraying equipment according to claim 1, which is characterized in that the collector ring includes
Several brushes rotated with the second rotary shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710478936.9A CN107321518B (en) | 2017-06-22 | 2017-06-22 | A kind of inner hole Twin wire arc rotary spraying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710478936.9A CN107321518B (en) | 2017-06-22 | 2017-06-22 | A kind of inner hole Twin wire arc rotary spraying equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107321518A CN107321518A (en) | 2017-11-07 |
| CN107321518B true CN107321518B (en) | 2018-12-25 |
Family
ID=60194600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710478936.9A Active CN107321518B (en) | 2017-06-22 | 2017-06-22 | A kind of inner hole Twin wire arc rotary spraying equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107321518B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107930885A (en) * | 2017-12-19 | 2018-04-20 | 代卫东 | A kind of rotatable endoporus Twin wire arc spray gun |
| CN108677125B (en) * | 2018-05-22 | 2020-03-24 | 张家港清研再制造产业研究院有限公司 | Electric arc inner hole spray gun for vertically spraying inner hole |
| CN110976153A (en) * | 2019-09-20 | 2020-04-10 | 北京联合涂层技术有限公司 | Arc spray gun rotating equipment |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0857368A (en) * | 1994-08-22 | 1996-03-05 | Hiroshi Imamura | Paint pump |
| AU6022996A (en) * | 1995-05-19 | 1996-11-29 | Nordson Corporation | Powder spray gun with rotary distributor |
| KR100557735B1 (en) * | 2005-07-28 | 2006-03-06 | 김영일 | Auto painting system using inner pipe and outer pipe |
| CN201169614Y (en) * | 2008-03-31 | 2008-12-24 | 中国石油天然气股份有限公司 | Arc spraying nozzle and wire feeder |
| CN202415675U (en) * | 2011-12-14 | 2012-09-05 | 中国矿业大学 | Splint type wire feed plate anti-scatter mechanism |
| CN105709978B (en) * | 2016-04-25 | 2017-08-22 | 中国石油大学(华东) | Suitable for the arc spraying apparatus of internal pressure vessel walls |
| CN106011727A (en) * | 2016-05-18 | 2016-10-12 | 西安瑞特快速制造工程研究有限公司 | Highly integrated intelligent metal 3D superposition forming equipment |
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2017
- 2017-06-22 CN CN201710478936.9A patent/CN107321518B/en active Active
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| Publication number | Publication date |
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| CN107321518A (en) | 2017-11-07 |
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Effective date of registration: 20221129 Address after: 215000 No. 1202, Fuxin Road, yangshe Town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee after: ZHANGJIAGANG QINGYAN DETECTION TECHNOLOGY Co.,Ltd. Address before: 215600 2 Fuxin Road, Yang Shi Town, Zhangjiagang, Suzhou, Jiangsu Patentee before: ZHANGJIAGANG QINGYAN REMANUFACTURING INDUSTRY RESEARCH INSTITUTE Co.,Ltd. |
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