WO2002060593A1 - Torche pour pulverisation thermique - Google Patents
Torche pour pulverisation thermique Download PDFInfo
- Publication number
- WO2002060593A1 WO2002060593A1 PCT/JP2001/000589 JP0100589W WO02060593A1 WO 2002060593 A1 WO2002060593 A1 WO 2002060593A1 JP 0100589 W JP0100589 W JP 0100589W WO 02060593 A1 WO02060593 A1 WO 02060593A1
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- WO
- WIPO (PCT)
- Prior art keywords
- air
- discharge
- droplet
- cylinder
- nozzle
- Prior art date
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Classifications
-
- 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
- B05B7/20—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 by flame or combustion
- B05B7/201—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 by flame or combustion downstream of the nozzle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/06—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 specially designed for treating the inside of hollow bodies
- B05B13/0627—Arrangements of nozzles or spray heads specially adapted for treating the inside of hollow bodies
- B05B13/0636—Arrangements of nozzles or spray heads specially adapted for treating the inside of hollow bodies by means of rotatable spray heads or nozzles
-
- 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
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/08—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point
- B05B7/0807—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point to form intersecting jets
Definitions
- the present invention relates to a spraying torch used for performing a surface treatment or the like with a sprayed material heated and melted by a working gas or a combustion gas that has been turned into plasma, and particularly to an inner surface of a pipe, a cylinder, or the like.
- the present invention relates to a torch for thermal spraying that is suitable for performing a surface treatment.
- Pipes for refrigerant used in boilers and power generators, pipes for connecting chemical reactors, and pipes for delivering chemicals are susceptible to corrosion because they transport special materials or are used under severe conditions. Therefore, the inner surface must be treated to improve corrosion resistance.
- the need for surface treatment of the inner surface of the cylinder 91 provided in a large number in the cylinder block 90 shown in FIG. 12 is increasing.
- the cylinder block 90 shown in FIG. 12 is used, for example, in the engine of a car. However, since it is necessary to reduce the weight of the whole car, this cylinder block 90 is made of lightweight aluminum. It must be formed of an alloy, and a coating of iron must be formed on the inner surface of each cylinder 91 so as to withstand biston sliding.
- the surface treatment of the inner surface of the pipe ⁇ the inner surface of the cylinder 91 may be performed by plating, but the plating can form only a thin film. Required. Therefore, so-called “spraying technology” has come to attract attention as a technology that can obtain the required film thickness relatively easily.
- the conventional thermal spraying technique uses a flat material to be sprayed as proposed in JP-A-61-149264 and JP-A-61-149265.
- the inner surface of the pipe is the same as the inner surface of the cylinder 91 because it has a large curved surface shape as proposed in JP-A-56-106066. There was almost no thermal spraying technology for performing surface treatment on the inner surface of a cylindrical body.
- a thermal spraying torch suitable for performing thermal spraying on the inner surface of the pipe 91 and the inner surface of the cylinder 91.
- the thermal spraying torch proposed in this publication is provided with a pressure receiving section on the outer periphery of a rotatable discharge base provided at the tip end thereof, and by blowing gas to the pressure receiving section, the entire discharge base is provided. Is rotated.
- the droplets 81 are ejected from the discharge nozzle.
- the rotation of the discharge nozzle and the droplets 8 are performed.
- the radial discharge of (1) enables thermal spraying of the inner surface of the pipe / cylinder 91.
- the thermal spraying torch proposed in Japanese Utility Model Publication No. 5-29092 discloses a method for blowing gas to a pressure receiving part provided on the outer periphery of a discharge mouthpiece.
- the first passage for gas supply had to be formed in the main body located outside the discharge mouthpiece, and the inner diameter of the first passage could not be made too large.
- the inner diameter of the first passage could not be made too large, which limited the amount of gas that could be delivered to the outer periphery of the discharge mouth, and the rotation speed of the discharge mouth would not exceed the desired value. It is done.
- a material having a relatively low melting point such as zinc is used as the thermal spraying material 80, on the contrary, such a high speed is not required, and mechanical damage of this kind of rotary torch is prevented.
- the present inventor has set the rotation speed of the discharge mouthpiece to 800 r.p. ⁇ !
- an object of the invention described in claim 1 is that the rotation speed of the discharge mouthpiece for discharging the droplets 81 radially is 800 r. ⁇ .
- the present invention provides a thermal spraying torch 100 capable of performing thermal spraying between the inner surface of the pipe and the inner surface of the cylinder 91, which can be in the range of.
- the object of the invention described in claim 2 is that the rotation speed of the discharge mouthpiece for radially discharging the droplets 81 is set at 800 r.p.m.
- thermo spraying torch 100 which can protect a bearing supporting the discharge mouthpiece and has high durability. Disclosure of the invention
- the working gas converted into plasma by the arc formed between the electrodes housed in the outer cylinder 10 or the combustion gas supplied through the outer cylinder 10 and burning in a high temperature state causes The sprayed material 80 which is sequentially supplied to the nozzle 40 and is heated and melted by the nozzle 40 is blown off by a working gas or a combustion gas to form a droplet 81, and the droplet 81 is injected together with the working gas or the combustion gas.
- the spraying torch 100 which is rotatably accommodated in the front part of the nozzle 40 and has a droplet passage 61 for a droplet 81 at the center thereof, the discharge torch having a discharge mouthpiece 60.
- a projection 63 for changing the discharge direction of the droplet 81 is formed at the center of the front end of the discharge base 60, and at the rear end of the discharge base 60, the protrusion 63 projects from the discharge base 60.
- a spraying torch 10 characterized in that a rotation force is applied to the discharge port 60 by air ejected from an air ejection port 53 of an air ejection cylinder 50 arranged outside the air ejection space 66. 0 "
- the thermal spraying torch 100 described in claim 1 is similar to the discharge mouthpiece in the thermal spraying torch already proposed by the present inventor in Japanese Utility Model Publication No. 5-29092. Although it has the discharge mouthpiece 60, the rear end of the discharge mouthpiece 60 protrudes from the discharge mouthpiece 60, and the inside of the air ejection tube 50 housed in the outer tube 10 is provided. A plurality of arm portions 65 arranged in a single unit are integrated. By forming the plurality of arms 65 at the rear end of the discharge base 60, the air injection space 66 from which the rotating air is ejected is the rear end of the discharge P 60, It is formed in the air jet cylinder 50 housed in the outer cylinder 10. Therefore, in this thermal spraying torch 100, as shown in FIG.
- the entire air ejection cylinder 50 wrapping the entire arm 65 of the discharge mouthpiece 60 is provided.
- a rotating air passage 13 can be formed around the circumference, and a large number of air outlets 53 formed in the air jetting cylinder 50 have a sufficient amount to rotate the discharge port 6 at high speed.
- Gas such as air (usually compressed air or noncombustible gas) can be injected toward each arm 65.
- the thermal spraying torch 100 of the embodiment shown in FIGS. 2 to 4 is a so-called "gas wire-type" torch for a thermal spraying apparatus. As shown in FIG. !
- the sprayed material 80 is melted by the combustion gas supplied and combusted in a high temperature state, and the combustion gas and the gas such as the above-mentioned air after applying a rotational force to the discharge mouthpiece 60, The molten sprayed material 80 is blown off to form droplets 81.
- the fuel gas and the supporting gas such as oxygen are supplied to the fuel gas supply pipe 11a and the supporting gas supply pipe connected to the support base 20 constituting the spraying torch 100, respectively.
- the fuel gas passage 11 and the support gas passage 12 formed in the spraying torch 100 are supplied by the 12a, and the fuel gas and the support gas
- the mixing is performed in a mixing chamber 36 formed by 30.
- the mixed fuel gas and supporting gas are supplied to the mixed gas hole 43 formed in the nozzle 40 through the mixed gas hole 34 of the branch substrate 30, and the tip of each of the mixed gas holes 43 is formed. From the droplet mouth 61 into the droplet passage 61. This mixed gas is ignited by an external igniter and becomes a high-temperature combustion gas capable of melting the spray material 80.
- the thermal spray material 80 is formed in a linear shape using, for example, steel as a material. As shown in FIG. 3, in particular, as shown in FIG. Through the center hole 32 of the nozzle 40 and the center hole 42 of the nozzle 40, the spraying torch 1 is protruded from the tip of the nozzle 40 at a constant speed from the flame 15 shown in FIG. 0 is supplied by an external device.
- each droplet 81 is formed as shown by a dotted line in FIGS. 1 and 4. It will be emitted radially.
- the thermal spraying torch 100 can also be used to form droplets 81 from the thermal spray material 80 by using a working gas converted into a plasma by an arc.
- the above-described nozzle 40 or the sprayed material 80 passing therethrough may be used as a cathode, and the discharge mouthpiece 60 may be used as an anode.
- the working gas may be passed through the fuel gas passage 11 and the supporting gas passage 12 instead of the fuel gas. Therefore, if this thermal spraying torch 100 is inserted into each cylinder 91 of the cylinder block 90 at a constant speed, for example, as shown in FIG. 12, the inner surface of each cylinder 91 will be The thermal spray film 82 as shown in FIG. 1 is formed.
- the working gas converted into plasma by the arc formed between the electrodes housed in the outer cylinder 10 or the combustion gas supplied through the outer cylinder 10 and burning in a high temperature state causes The sprayed material 80, which is sequentially supplied to the nozzle 40 and heated and melted by the nozzle 40, is blown off by a working gas or a combustion gas to form droplets 81, and the droplets 81 are formed together with the working gas or the combustion gas.
- a spraying torch 1 0 0 which is rotatably housed in the front part of the nozzle 40 and has a droplet passage 61 for a droplet 81 at the center and has a discharge mouthpiece 60.
- a projection 63 for changing the discharge direction of the droplet 81 is formed at the center of the front end of the discharge base 60, and at the rear end of the discharge base 60, the protrusion 63 projects from the discharge base 60.
- the friction block 70 is movably housed in the inside, and the outer circumferential surface 71 of each friction block 70 is brought into contact with the air jet cylinder 50 so that the rotational force is reduced to a predetermined value or less.
- the spraying torch 100 of claim 2 has the same basic configuration as the spraying torch 100 of claim 1 described above.
- the difference between the thermal spraying torch 100 in the range 2 and the claim 1 is that when a plurality of arms 65 are integrated at the rear end of the discharge mouthpiece 60, as shown in FIG.
- an air injection space 66 from which rotating air is ejected and a plurality of storage support spaces 67 opening in a direction orthogonal to the center line are formed, and friction is generated in each of these storage support spaces 67. That is, the block 70 is movably stored.
- each of these storage support spaces 67 is formed, and that the friction block 70 is movably stored in each of the storage support spaces 67 is the spraying torch 10 according to claim 1 described above. Since it is the same as 0, the description is omitted.
- the air injection space 66 and the storage support space 67 are arranged in a “C” shape.
- the three friction blocks 70 arranged as shown in FIG. 9 are movably accommodated in the three accommodation support spaces 67, respectively.
- each friction block 70 can be brought into contact with the inner surface of the air ejection tube 50 located immediately outside the storage support space 67. At this time, each friction block 70 is accommodated in each accommodation support space 67 such that the outer peripheral surface 71 shown in FIGS. 9 and 10 faces outward.
- the outer peripheral surface 71 of each friction block 70 is air-tight due to the centrifugal force when the discharge mouthpiece 60 rotates at high speed. It is in contact with the inner surface of the jetting cylinder 50 and is not rotating because it is provided on the outer peripheral surface 71 of each friction block 70 rotating together with the discharge mouthpiece 60 and the outer cylinder 10 side.
- a frictional force is generated between the inner surface of the air ejection cylinder 50 and the rotational force of the discharge port 60 becomes less than a predetermined value due to the frictional force.
- Adjustment of the frictional force by these friction blocks 70 is performed by adjusting the number of storage support spaces 67 and the number of friction blocks 70 stored in the storage support spaces 67 (for example, three storage support spaces 6 7).
- changing the mass of the friction block 70 itself, etc. can be done by changing the mass of each friction block 70 as a whole. This is to change the coefficient of friction between the friction block 70 and the air jet cylinder 50 with which it comes into contact.
- the thermal spraying torch 100 of the second aspect of the present invention is characterized in that the centrifugal force generated when the discharge mouthpiece 60 rotates at high speed causes the friction blocks 7 stored in the respective storage supporting spaces 67. Since the so-called brake is applied by 0, the discharge base 60 does not rotate more than necessary at a high speed, and the discharge base 60 is rotatably supported with respect to the outer cylinder 10. The bearings 64 and the tip opening 14 of the outer cylinder 10 are not damaged, resulting in high durability.
- FIG. 1 is a perspective view showing a thermal spraying experiment using a thermal spraying torch 100 according to the present invention.
- FIG. 2 shows a thermal spraying film 82 formed on a work surface by the thermal spraying torch 100.
- FIG. 3 is an enlarged cross-sectional view of the thermal spraying torch 100 in FIG. 3, and
- FIG. 4 is a sectional view showing a flame 15 formed by the thermal spraying torch 100.
- FIG. 5 is a partially enlarged cross-sectional view showing a state in which a droplet 81 is blown off by air from a rotary air passage 13.
- FIG. 5 is a discharge mouthpiece constituting the torch 100 for thermal spraying.
- FIG. 6 is a longitudinal enlarged side view of FIG. 60, FIG.
- FIG. 6 is a front view of the discharge mouthpiece 60
- FIG. 7 is a bottom view of the discharge mouthpiece 60
- FIG. FIG. 9 is a cross-sectional bottom view taken along one line in FIG. 2
- FIG. 10 is a plan view of a plurality of friction blocks 70 used in FIG. 10
- FIG. 10 is a front view of the friction block 70
- FIG. 11 is an enlarged plan view of a discharge mouthpiece 60.
- FIG. 12 is a perspective view showing a state in which the surface treatment of the inner surfaces of a plurality of cylinders 91 is performed by simultaneously operating a plurality of torches 100 for thermal spraying.
- FIG. 1 to FIG. The torch 100 is shown.
- the thermal spraying torch 100 of the present embodiment melts a thermal spray material 80 formed as a wire rod by heat obtained by burning a mixed gas of a fuel gas and a supporting gas such as oxygen, thereby forming droplets 8.
- a thermal spray material 80 formed as a wire rod by heat obtained by burning a mixed gas of a fuel gas and a supporting gas such as oxygen, thereby forming droplets 8.
- molten wire type it is possible to adopt metal powder as the thermal spray material 80 or to melt the thermal spray material 80 by working gas converted into plasma by an arc. Needless to say. Since the thermal spraying torch 100 of this embodiment substantially includes both the inventions described in claims 1 and 2, the thermal spraying torch of this embodiment will be described below.
- this thermal spraying torch 100 is placed in the outer cylinder 10 forming the outer shape from the lower side of FIG. 1a, a support base 20 to which the supporting gas supply pipe 12a and the air supply pipe 13a are connected, and a support projection 31 on the upper end of the center hole 22 of the support base 20 in the figure.
- An air jet cylinder 50 is provided on the outer periphery, and a discharge mouthpiece 60 is provided so as to surround the tip of the nozzle 40.
- the supporting base 20, the branch base 30, the nozzle 40, and the discharge base 60 have a central hole 22, a center of which coincides with the center, respectively.
- a hole 32, a central hole 42, and a droplet passage 61 are formed, and these central holes 22 and central holes 3 are formed.
- a sprayed material 80 painted black in the figure is sequentially supplied into the center hole 42 and the droplet passage 61 from the lower side in the figure at a constant speed.
- a fuel gas passage 11, a support gas passage 12, and a rotating air passage 13 are formed in the outer cylinder 10 housing the above members.
- the support base 20 is connected to the upper end opening of the outer cylinder 10 shown on the lower side in FIG. 3 and is fixed by fixing pins 21.
- the support base 20 is formed on the outer periphery of the upper end of the support base 20.
- the outer cylinder 10 shown in FIG. 2, that is, the outer cylinder 10 having a tip opening 14 formed at the center of the upper end, is different from the outer cylinder 10 shown at the lower end side of FIG. It is screwed.
- a combustion supporting gas supply pipe 12 a connected to the lower end of the support base 20 is in communication with the recess serving as the chamber 23.
- an air supply pipe 13a is connected to the center hole 22 of the support base 20, and compression for rotation is provided in the air supply pipe 13a. The air or the non-combustible gas is supplied, and the thermal spray material 80 is also supplied.
- a fuel gas supply pipe 11a and a fuel gas supply pipe 12a are connected to the support base 20, and these fuel gas supply pipe 11a and fuel gas supply pipe 1a are connected.
- the end of 2a is to form the fuel gas passage 11 and the supporting gas passage 12 in the support base 20, as shown in FIG.
- the support projection 31 of the flow base 30 is inserted to assemble the flow base 30.
- a central hole 32 to which the spray material 80 is supplied together with the rotating air is formed, and a large number of combustion supporting gas holes 33 are formed at a position slightly away from the central hole 32.
- Each of the supporting gas holes 33 constitutes a supporting gas passage 12 by communicating with the above-described supporting gas chamber 23, and the tip thereof is connected to the mixing chamber 36.
- a part of the mixing chamber 36 communicates with the fuel gas passage 11 described above, and the fuel gas supplied through the fuel gas passage 11 and the fuel gas holes 3 3 Is mixed with the supporting gas such as oxygen supplied from the reactor.
- the mixed gas is supplied to the upper nozzle 40 side through each mixed gas hole 34 provided in the upper part of the branch substrate 30.
- a lower end opening of the air ejection tube 50 is connected to the upper outer periphery of the branch substrate 30 while leaving a gap to be the rotating air passage 13 ′.
- An air hole 35 indicated by a dotted line in FIG. 3 communicates with the air passage 13 with a center hole 32 of the branch substrate 30.
- a support hole 37 is formed in the center of the upper end of the flow base 30, and the support protrusion 41 of the nozzle 40 is inserted into the support hole 37.
- the nozzle 40 is connected to the branch substrate 30 by a support hole 37, and has a center hole 42 formed at the center thereof, through which the thermal spray material 80 and the compressed air are passed. Further, the nozzle 40 is provided with a mixed gas hole 43 for passing a mixed gas sent from the mixed gas hole 34 on the branch substrate 30 side.
- the lower periphery of the nozzle 40 is also supported by an air ejection tube 50 described below. As shown in FIGS. 4 and 8, the air jet cylinder 50 is disposed immediately inside the outer cylinder 10 with the rotary air chamber 52 to be the rotary air passage 13 interposed therebetween.
- the outer cylinder 10 is in contact with the inner surface of the outer cylinder 10 by an air stopper flange 51 formed at the upper end in FIG.
- the air jet cylinder 50 has a large number of air jet ports which are obliquely opened so that the direction of the rotary air passage 13 is set to the direction shown by the arrow in the figure. 5 3 is formed.
- the discharge base 60 has a droplet passage 61 in which a droplet 81 is formed at the center of the tip thereof, and a droplet 81 A projection 63 for changing the discharge direction of the air is formed, and an air passage 62 communicating with the projection 63 is also formed.
- the upper end of the discharge mouth 60 is passed through a distal end opening 14 formed in the outer cylinder 10.
- the outer cylinder 10 is rotatably supported by a bearing 64 interposed between the air stopper flange 51 and the outer cylinder 10.
- a plurality of (four in this embodiment) projecting from the discharge mouthpiece 60 and arranged in the air ejection cylinder 50 housed in the outer cylinder 10 are provided.
- the arm portion 65 is formed integrally, and the arm portion 65 as shown in FIG. 7 and FIG. And a plurality of storage support spaces 67 opened in a direction orthogonal to the center line.
- the above-described air outlet cylinder 50 is arranged.
- each of the friction blocks 70 has an outer peripheral surface 71 that is in contact with the inner surface of the air ejection cylinder 50 to generate a frictional force.
- the thermal spraying torch 100 of the present embodiment uses a steel pipe material that has been quenched as a material constituting the air jetting cylinder 50 and has an inner diameter of 30 mm to 32 mm. did.
- the material constituting each friction block 70 is a so-called bronze.
- the area of the outer peripheral surface 71 was about 1.0 to 2.0 square centimeters, and the weight was 5 to 10 grams.
- Various materials such as bakelite, tungsten, and aluminum alloy can be used as the material of the friction block 70. With the friction block 70 having such a size and weight, the rotation speed of the discharge mouthpiece 60 could be set to about 3,000 r.p.m. Industrial applicability
- the rotation speed of the discharge mouthpiece 60 for radially discharging the droplets 81 is set to 800 r.p.m. 6, 00 r.P.m.
- the inner surface of the pipe can be sprayed from the inner surface of the cylinder 91, and the thickness of the sprayed film 82 can be optimized. You can do it.
- this thermal spraying torch 100 sets the rotation speed of the discharge nozzle 60 to 800 r.p. ⁇ ! 66,000 r.p.m., so that the thermal spray material 80 can be made of zinc with a low melting point to steel with a relatively high melting point.
- the thermal spray coating 82 can be in any state.
- a projection 63 for changing the discharge direction of the droplet 81 is formed at the center of the tip of the discharge mouthpiece 60, At the rear end of the discharge mouthpiece 60, a plurality of arms 65 protruding from the discharge mouthpiece 60 and arranged in the air ejection cylinder 50 housed in the outer cylinder 10 are integrally formed.
- an air injection space 66 from which rotational air is jetted out and a plurality of storage support spaces 67 opened in a direction perpendicular to the center line are formed and arranged outside the air jet space 66.
- the air spouted from the air spout 53 of the air spout cylinder 50 gives a rotational force to the discharge mouthpiece 60, and the friction block 70 is movably stored in each storage support space 67.
- the outer peripheral surface 71 of each of these friction blocks 70 comes into contact with the air jetting cylinder 50 to reduce the rotational force to a predetermined value or less. It is the rotational speed of the discharge opening gold for discharging droplet 81 radially, 8 0 0 r. P. M. ⁇ 6, 0 0 0 r. P. M.
- Appropriate ⁇ of It can be set to a value of, for example, about 3,000 r.p.m., so that the inner surface of the pipe and the inner surface of the cylinder 91 can be sprayed, and, of course, the discharge port 60 is supported.
- the bearings 64 and the like can be protected and the durability can be increased.
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- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Coating By Spraying Or Casting (AREA)
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Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2001/000589 WO2002060593A1 (fr) | 2001-01-29 | 2001-01-29 | Torche pour pulverisation thermique |
EP01273562A EP1356869A1 (en) | 2001-01-29 | 2001-01-29 | Torch for thermal spraying |
US10/169,458 US6634571B2 (en) | 2001-01-29 | 2001-01-29 | Torch for thermal spraying |
JP2002560780A JP3661017B2 (ja) | 2001-01-29 | 2001-01-29 | 溶射用トーチ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2001/000589 WO2002060593A1 (fr) | 2001-01-29 | 2001-01-29 | Torche pour pulverisation thermique |
Publications (1)
Publication Number | Publication Date |
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WO2002060593A1 true WO2002060593A1 (fr) | 2002-08-08 |
Family
ID=11736961
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2001/000589 WO2002060593A1 (fr) | 2001-01-29 | 2001-01-29 | Torche pour pulverisation thermique |
Country Status (4)
Country | Link |
---|---|
US (1) | US6634571B2 (ja) |
EP (1) | EP1356869A1 (ja) |
JP (1) | JP3661017B2 (ja) |
WO (1) | WO2002060593A1 (ja) |
Cited By (1)
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JP2013049900A (ja) * | 2011-08-31 | 2013-03-14 | Shimazu Kogyo Kk | アーク溶線式溶射装置 |
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US7156322B1 (en) * | 2003-09-22 | 2007-01-02 | Heitzman Charles J | Irrigation sprinkler unit with cycling flow rate |
US7152813B2 (en) * | 2004-09-13 | 2006-12-26 | Ding Hwa Co., Ltd. | Cap with a suction type spray head |
SE529056C2 (sv) * | 2005-07-08 | 2007-04-17 | Plasma Surgical Invest Ltd | Plasmaalstrande anordning, plasmakirurgisk anordning och användning av en plasmakirurgisk anordning |
SE529053C2 (sv) | 2005-07-08 | 2007-04-17 | Plasma Surgical Invest Ltd | Plasmaalstrande anordning, plasmakirurgisk anordning och användning av en plasmakirurgisk anordning |
SE529058C2 (sv) | 2005-07-08 | 2007-04-17 | Plasma Surgical Invest Ltd | Plasmaalstrande anordning, plasmakirurgisk anordning, användning av en plasmakirurgisk anordning och förfarande för att bilda ett plasma |
DE102007004416B4 (de) | 2007-01-30 | 2024-07-18 | Bayerische Motoren Werke Aktiengesellschaft | Vorrichtung zum Beschichten von Hohlkörpern |
US7928338B2 (en) * | 2007-02-02 | 2011-04-19 | Plasma Surgical Investments Ltd. | Plasma spraying device and method |
DE102007009600A1 (de) * | 2007-02-26 | 2008-08-28 | Linde Ag | Verfahren zum Substratbeschichten durch thermisches oder kinetisches Spritzen |
US8735766B2 (en) * | 2007-08-06 | 2014-05-27 | Plasma Surgical Investments Limited | Cathode assembly and method for pulsed plasma generation |
US7589473B2 (en) * | 2007-08-06 | 2009-09-15 | Plasma Surgical Investments, Ltd. | Pulsed plasma device and method for generating pulsed plasma |
WO2009126631A2 (en) * | 2008-04-08 | 2009-10-15 | Victor Equipment Company | Advanced gas torch |
US8613742B2 (en) * | 2010-01-29 | 2013-12-24 | Plasma Surgical Investments Limited | Methods of sealing vessels using plasma |
US9089319B2 (en) | 2010-07-22 | 2015-07-28 | Plasma Surgical Investments Limited | Volumetrically oscillating plasma flows |
WO2017219864A1 (zh) * | 2016-06-24 | 2017-12-28 | 李春林 | 差力旋转式喷头 |
WO2022047227A2 (en) | 2020-08-28 | 2022-03-03 | Plasma Surgical Investments Limited | Systems, methods, and devices for generating predominantly radially expanded plasma flow |
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JPH0315587A (ja) | 1989-03-17 | 1991-01-23 | Kanzaki Paper Mfg Co Ltd | 記録材料 |
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US5135166A (en) * | 1991-05-08 | 1992-08-04 | Plasma-Technik Ag | High-velocity thermal spray apparatus |
US5275336A (en) * | 1991-12-04 | 1994-01-04 | The Perkin-Elmer Corporation | Wire thermal spray gun and method |
US5468295A (en) * | 1993-12-17 | 1995-11-21 | Flame-Spray Industries, Inc. | Apparatus and method for thermal spray coating interior surfaces |
WO1997049497A1 (en) * | 1996-06-24 | 1997-12-31 | Tafa, Incorporated | Apparatus for rotary spraying a metallic coating |
-
2001
- 2001-01-29 EP EP01273562A patent/EP1356869A1/en not_active Withdrawn
- 2001-01-29 JP JP2002560780A patent/JP3661017B2/ja not_active Expired - Fee Related
- 2001-01-29 US US10/169,458 patent/US6634571B2/en not_active Expired - Fee Related
- 2001-01-29 WO PCT/JP2001/000589 patent/WO2002060593A1/ja not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0529092Y2 (ja) * | 1987-08-05 | 1993-07-26 | ||
JP3015587U (ja) * | 1995-03-08 | 1995-09-05 | 英世 本郷 | 回転スプレ−塗装機 |
JPH09285742A (ja) * | 1996-04-19 | 1997-11-04 | Abb Ind Kk | 回転霧化頭型塗装機 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013049900A (ja) * | 2011-08-31 | 2013-03-14 | Shimazu Kogyo Kk | アーク溶線式溶射装置 |
Also Published As
Publication number | Publication date |
---|---|
US6634571B2 (en) | 2003-10-21 |
JP3661017B2 (ja) | 2005-06-15 |
US20030075618A1 (en) | 2003-04-24 |
EP1356869A1 (en) | 2003-10-29 |
JPWO2002060593A1 (ja) | 2004-05-27 |
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