CN113070170A - Metal coating spraying device and manufacturing method of bimetal composite pipe - Google Patents
Metal coating spraying device and manufacturing method of bimetal composite pipe Download PDFInfo
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- CN113070170A CN113070170A CN202110281838.2A CN202110281838A CN113070170A CN 113070170 A CN113070170 A CN 113070170A CN 202110281838 A CN202110281838 A CN 202110281838A CN 113070170 A CN113070170 A CN 113070170A
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- 239000002184 metal Substances 0.000 title claims abstract description 157
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 157
- 239000002131 composite material Substances 0.000 title claims abstract description 93
- 239000011248 coating agent Substances 0.000 title claims abstract description 46
- 238000000576 coating method Methods 0.000 title claims abstract description 46
- 238000005507 spraying Methods 0.000 title claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 24
- 230000008569 process Effects 0.000 claims abstract description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 34
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 26
- 238000010438 heat treatment Methods 0.000 claims description 19
- 229910045601 alloy Inorganic materials 0.000 claims description 17
- 239000000956 alloy Substances 0.000 claims description 17
- 229910052759 nickel Inorganic materials 0.000 claims description 17
- 239000000843 powder Substances 0.000 claims description 16
- 238000001035 drying Methods 0.000 claims description 12
- 229910052757 nitrogen Inorganic materials 0.000 claims description 12
- 230000006698 induction Effects 0.000 claims description 11
- 239000012535 impurity Substances 0.000 claims description 10
- 239000000853 adhesive Substances 0.000 claims description 9
- 230000001070 adhesive effect Effects 0.000 claims description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 8
- 239000011230 binding agent Substances 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 7
- 238000005488 sandblasting Methods 0.000 claims description 7
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 4
- 238000002791 soaking Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 239000000758 substrate Substances 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 238000004880 explosion Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- 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
- B05B13/0645—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 the hollow bodies being rotated during treatment operation
- B05B13/0654—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 the hollow bodies being rotated during treatment operation and a treating nozzles being translated through the hollow bodies in a direction essentially parallel to the rotational axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/002—Pretreatement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0218—Pretreatment, e.g. heating the substrate
- B05D3/0245—Pretreatment, e.g. heating the substrate with induction heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
- B05D3/0406—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/10—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by other chemical means
- B05D3/102—Pretreatment of metallic substrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/22—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to internal surfaces, e.g. of tubes
- B05D7/222—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to internal surfaces, e.g. of tubes of pipes
- B05D7/225—Coating inside the pipe
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2601/00—Inorganic fillers
- B05D2601/20—Inorganic fillers used for non-pigmentation effect
- B05D2601/28—Metals
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a metal coating spraying device and a manufacturing method of a bimetal composite pipe, which comprise at least two pump barrels, a driving assembly, a material conveying pipe and a rotating assembly, wherein the pump barrels are arranged in the pump barrels; the driving assembly is connected with the at least two pump barrels and is used for driving the at least two pump barrels to move in the direction of XYZ axes; the delivery pipe is arranged on the driving assembly and is provided with a first channel and a second channel, one ends of the first channel and the second channel are respectively connected with the two pump barrels, and the other ends of the first channel and the second channel are provided with nozzles; the rotating assembly is used for driving the metal base pipe to rotate. According to the metal coating spraying device and the bimetal composite pipe manufacturing method provided by the invention, the composite metal pipe spraying equipment is simple in structure and convenient to use, and the composite metal pipe manufacturing method is simple in process flow, easy to operate and high in popularization value.
Description
Technical Field
The invention relates to the field of metal pipe processing, in particular to a metal coating spraying device and a manufacturing method of a bimetal composite pipe.
Background
At present, the bimetal composite pipe has good comprehensive performance, high strength, good corrosion resistance, good wear resistance and other special properties. The inner layer and the outer layer are made of two different metal materials respectively, different materials are selected and designed according to the working condition of the composite pipe, and the advantages of the inner layer and the outer layer of the pipe are taken into consideration, so that the defects of the inner layer and the outer layer of the pipe are overcome, the advantages of the two materials are complementary, a large amount of precious metals are saved, the cost is reduced, and the composite pipe has good technical characteristics and application prospects. The stainless steel bimetal composite pipe can be widely used in the departments of petroleum, chemical engineering, shipbuilding, energy, mechanical manufacturing and the like.
In the prior art, the manufacturing methods of the bimetal composite pipe mainly comprise three methods, namely, cladding forming, explosion forming and drawing forming. The cladding and drawing forming must be carried out by sleeving the inner layer pipe and the outer layer pipe which are strictly processed or welding the inner layer pipe and the outer layer pipe together by using brazing materials to form the composite pipe, the explosion forming method also must be carried out by forming a composite belt by two metal plates in an explosion welding mode, and the composite belt is hot rolled, cold rolled and welded to form the composite pipe. In the process of manufacturing the bimetal composite pipe, the process flow is very troublesome, and the specific processing operation is also very inconvenient, so that the invention is necessary to create the manufacturing method which is easier to process and produce the bimetal composite pipe.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. To this end, an object of the invention is to propose a metal coating spraying device.
Another object of the present invention is to provide a method for manufacturing a bimetal composite pipe.
To achieve the above object, in one aspect, a metal coating spray device according to an embodiment of the present invention includes:
at least two pump barrels;
the driving assembly is connected with the at least two pump barrels and is used for driving the at least two pump barrels to move in the direction of XYZ axes;
the delivery pipe is arranged on the driving assembly and is suitable for being inserted into the metal base pipe, the delivery pipe is provided with a first channel and a second channel, one ends of the first channel and the second channel are respectively connected with the two pump barrels, and the other ends of the first channel and the second channel are provided with nozzles;
a rotation assembly for driving rotation of the metal base tube.
The metal coating spraying device provided by the invention has the advantages of simple structure and convenience in use, and can be used for uniformly spraying the metal coating, so that the spraying effect of the sprayed metal coating is ensured, and the use is facilitated.
In addition, the method for manufacturing the bimetal composite pipe according to the above embodiment of the invention may further have the following additional technical features:
according to one embodiment of the invention, the driving assembly comprises an X-axis driving motor, a Y-axis driving motor and a Z-axis driving motor;
the X-axis driving motor is connected with the Y-axis driving motor and is used for driving the Y-axis driving motor to move in the X-axis direction;
the Y-axis driving motor is connected with the Z-axis driving motor and is used for driving the Z-axis driving motor to move in the Y-axis direction;
and the Z-axis driving motor is connected with the two pump barrels and the material conveying pipe and is used for driving the two pump barrels and the material conveying pipe to move in the Z-axis direction.
According to one embodiment of the invention, the rotating assembly comprises a rotating motor, a driving wheel and a driven wheel;
the two driving wheels are connected with the shaft and connected with the rotating motor;
the driven wheels are two, and the two driven wheels are connected with the shaft and are opposite to the two driving wheels.
In another aspect, a method for manufacturing a bimetal composite pipe according to an embodiment of the present invention includes:
providing a metal base pipe;
removing impurities on the inner wall and the outer wall of the metal base tube;
heating the metal base pipe to a first preset temperature;
spraying a metal coating on the inner wall of the metal base pipe by using the metal coating spraying device of any one of claims 1 to 3 to form a composite pipeline, wherein the metal coating at least comprises nickel-based alloy powder and a binder;
drying the composite pipeline;
heating the composite pipeline to a second preset temperature, and introducing nitrogen into the pipeline;
cooling and stress relief.
According to the manufacturing method of the bimetal composite pipe provided by the invention, the manufacturing method of the composite metal pipe has the advantages of simple process flow, easiness in operation and higher popularization value.
According to an embodiment of the present invention, the removing impurities on the inner wall and the outer wall of the metal base tube is specifically:
carrying out sand blasting treatment on the inner wall and the outer wall of the metal base pipe by using a sand blasting process to remove the outer wall of the metal base pipe, namely, the surface rust, the oxide and the oil stain;
and (3) soaking the metal base pipe in 10-15% hydrochloric acid solution for not less than 2H.
According to an embodiment of the present invention, the heating the metal substrate tube to the first predetermined temperature specifically comprises:
adjusting the power of the induction heater to 180-250 kw, adjusting the frequency to 200-1500 Hz, and heating the metal base tube to 150-250 ℃.
According to one embodiment of the present invention, the metal coating is sprayed on the inner wall of the metal base pipe by the metal coating spraying device to form the composite pipe specifically as follows:
respectively placing the nickel-based alloy powder and the adhesive into two pump barrels;
the metal base pipe is arranged between the driving wheel and the driven wheel, and the metal base pipe is driven to rotate by a rotating motor;
inserting the conveying pipe into the metal base pipe, and respectively spraying adhesive and nickel-based alloy powder on the inner wall of the metal base pipe by using the nozzle;
driving the conveying pipe to move in the metal base pipe along the length direction of the metal base pipe by using the X-axis driving motor, the Y-axis driving motor and the Z-axis driving motor;
and driving the material conveying pipe to rotate by utilizing the rotating assembly.
According to an embodiment of the present invention, the drying process of the composite pipeline specifically includes:
and (3) standing the composite pipeline for natural drying or ventilating and drying by using a fan.
According to an embodiment of the present invention, the heating the composite pipe to the second preset temperature, and introducing nitrogen into the pipe specifically includes:
closing one end of the composite pipeline, and driving the composite pipeline to rotate by using a rotating bracket;
filling nitrogen into the metal pipeline from the other end of the composite pipeline by using nitrogen filling equipment;
driving the induction heater to move along the length direction of the composite pipe, adjusting the power of the induction heater to 200-1500 Hz, and heating the composite pipe to 1030-1100 ℃.
According to an embodiment of the present invention, the cooling and destressing process specifically includes:
and driving the composite pipeline to rotate by using a centrifugal machine, and taking out and horizontally placing the composite pipeline after the temperature of the composite pipeline is reduced to 200 ℃.
Drawings
FIG. 1 is a schematic structural view of a metallic coating spraying apparatus according to an embodiment of the present invention;
fig. 2 is a flow chart of a method for manufacturing a bimetal composite tube according to an embodiment of the invention.
Reference numerals:
a pump barrel 10;
a drive assembly 20;
an X-axis drive motor 21;
a Y-axis drive motor 22;
a Z-axis drive motor 23;
a feed delivery pipe 30;
a rotating assembly 40;
a rotating electric machine 41;
a drive wheel 42;
and a driven pulley 43.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1 to 2, in one aspect, an embodiment of the present invention provides a metal coating spraying apparatus, including at least two pump barrels 10, a driving assembly 20, a material conveying pipe 30 and a rotating assembly 40;
specifically, the driving assembly 20 is connected to the at least two pump barrels 10, and is used for driving the at least two pump barrels 10 to move in the directions of XYZ axes;
the material conveying pipe 30 is arranged on the driving assembly 20 and is suitable for being inserted into the metal base pipe, the material conveying pipe 30 is provided with a first channel and a second channel, one end of the first channel and one end of the second channel are respectively connected with the two pump barrels 10, and the other ends of the first channel and the second channel are provided with nozzles;
the rotation assembly 40 is used to rotate the metal base pipe.
More specifically, two passageways of conveying pipeline 30 link to each other with two pump barrels 10, consequently can carry the metal coating component in two pump barrels 10 respectively, and spray on the inner wall of conveying pipeline 30 through two nozzles, and drive assembly 20 and rotating component 40 are as power, can order about conveying pipeline 30 respectively and remove and order about the rotation of metal base pipe at the X axle, consequently, when the metal coating component in two pump barrels 10 of spraying, drive conveying pipeline 30 through drive assembly 20 and remove along the length direction of metal base pipe, it is rotatory through rotating component 40 drive metal base pipe simultaneously, like this, alright with the even spraying of material in two pump barrels 10 on the inner wall of metal base pipe, and easy to operate, need not to consider the operation, be favorable to using.
The metal coating spraying device provided by the invention has the advantages of simple structure and convenience in use, and can be used for uniformly spraying the metal coating, so that the spraying effect of the sprayed metal coating is ensured, and the use is facilitated.
Advantageously, in one embodiment of the present invention, the drive assembly 20 includes an X-axis drive motor 21, a Y-axis drive motor 22, and a Z-axis drive motor 23;
the X-axis driving motor 21 is connected with the Y-axis driving motor 22 and used for driving the Y-axis driving motor 22 to move in the X-axis direction;
the Y-axis driving motor 22 is connected with the Z-axis driving motor 23 and is used for driving the Z-axis driving motor 23 to move in the Y-axis direction;
the Z-axis driving motor 23 is connected to the two pump barrels 10 and the material delivery pipe 30, and is used for driving the two pump barrels 10 and the material delivery pipe 30 to move in the Z-axis direction.
Thus, the X-axis driving motor 21, the Y-axis driving motor 22 and the Z-axis driving motor 23 are used to drive the material conveying pipe 30, so that the material conveying pipe 30 can be inserted into the metal substrate pipe, and after the spraying is completed, the material conveying pipe 30 is driven to be drawn out from the metal substrate pipe, so that the metal substrate pipe can be replaced conveniently.
Advantageously, in one embodiment of the invention, the rotating assembly 40 comprises a rotating electric machine 41, a driving wheel 42 and a driven wheel 43;
two driving wheels 42 are arranged, and the two driving wheels 42 are connected with the rotating motor 41;
the driven wheels 43 are provided in two numbers, and the two driven wheels 43 are provided in a coupling manner and are opposed to the two driving wheels 42.
So, rotating electrical machines 41 are rotatory as two action wheels 42 that the power unit drive links to each other with it to the drive sets up the metal base pipe rotation between action wheel 42 and follow driving wheel 43, from this, the nozzle alright with the even spraying of the metal coating component in the pump barrel 10 on the inner wall of metal base pipe, make the spraying more even, in order to ensure the performance of metal base pipe.
On the other hand, the invention also provides a method for manufacturing the bimetal composite pipe, which comprises the following steps:
s01, providing a metal base pipe, wherein the metal base pipe is a small-caliber metal base pipe, the metal base pipe can be an iron pipe or a steel pipe and the like, and is a straight-through pipe, and the diameter of the straight-through pipe is preferably 20-300 m.
S02, removing impurities on the inner wall and the outer wall of the metal base tube; the metal base pipe is before processing, generally can remain miscellaneous impurity on its inner wall and the outer wall, and these impurity corrodes the metal base pipe easily, simultaneously also very big influence the performance of metal base pipe, consequently, go out the impurity of metal base pipe inner wall and outer wall, can prevent that the metal base pipe from being corroded, simultaneously, can ensure its performance, for example rigidity etc..
S03, heating the metal base pipe to a first preset temperature, and enabling the heated metal base pipe to be higher in temperature and easier to solidify with the metal coating, so that the metal base pipe is combined with the metal coating.
S04, the metal coating spraying device sprays the metal coating on the inner wall of the metal base pipe to form the composite pipe, wherein the metal coating at least comprises nickel-based alloy powder and a binder.
That is to say, in this application, the metal coating includes nickel base alloy powder and binder, and the binder has better viscidity, can bond nickel base alloy on the inner wall of metal base pipe after solidifying to form the metal coating on the inner wall of metal base pipe, in order to protect the inner wall of metal base pipe, improve the corrosion resistance of metal base pipe.
And S05, drying the composite pipeline, and cooling and solidifying the adhesive sprayed on the inner wall of the metal base pipe by adopting the steps so as to be beneficial to forming the metal coating.
And S06, heating the composite pipeline to a second preset temperature, and introducing nitrogen into the pipeline.
That is, the composite metal pipe is heated and filled with nitrogen gas, so that the composite metal pipe can be heat-treated, and the use performance, corrosion resistance and the like of the composite metal pipe are improved by changing the chemical composition of the surface of the composite metal pipe without changing the shape and the overall chemical composition of the composite metal pipe.
And S07, cooling and destressing. By utilizing the steps, the stress in the composite metal pipe can be eliminated, so that the service performance of the composite metal pipe is ensured.
According to the manufacturing method of the bimetal composite pipe provided by the invention, the manufacturing method of the composite metal pipe has the advantages of simple process flow, easiness in operation and higher popularization value.
Preferably, in an embodiment of the present invention, the removing impurities on the inner wall and the outer wall of the metal substrate tube is specifically:
carrying out sand blasting treatment on the inner wall and the outer wall of the metal base pipe by using a sand blasting process to remove the outer wall of the metal base pipe, namely, the surface rust, the oxide and the oil stain;
and (3) soaking the metal base pipe in 10-15% hydrochloric acid solution for not less than 2H.
Therefore, the sand blasting process and the hydrochloric acid soaking are utilized, impurities such as floating rust and oxides on the surface of the metal base pipe can be thoroughly removed, and therefore the cleanliness of the metal base pipe is improved, and the metal base pipe is convenient to combine with a metal coating.
Preferably, in an embodiment of the present invention, the heating the metal substrate tube to the first preset temperature is specifically:
adjusting the power of the induction heater to 180-250 kw, adjusting the frequency to 200-1500 Hz, and heating the metal base tube to 150-250 ℃.
Therefore, the metal base pipe is preheated through the induction heater, and subsequent steps are facilitated.
Preferably, in an embodiment of the present invention, the metal coating is sprayed on the inner wall of the metal base pipe by using a metal coating spraying device to form the composite pipe, specifically:
respectively placing nickel-based alloy powder and a bonding agent into the two pump barrels 10;
the metal base pipe is arranged between the driving wheel 42 and the driven wheel 43, and the rotating motor 41 is utilized to drive the metal base pipe to rotate;
inserting the material conveying pipe 30 into the metal base pipe, and respectively spraying adhesive and nickel-based alloy powder on the inner wall of the metal base pipe by using a nozzle;
driving a material conveying pipe 30 to move in the metal base pipe along the length direction of the metal base pipe by using an X-axis driving motor 21, a Y-axis driving motor 22 and a Z-axis driving motor 23;
the feed conveyor 30 is driven to rotate by the rotary unit 40.
That is, when spraying a metal coating including nickel-based alloy powder and a binder, the nickel-based alloy powder and the binder are independently installed in the two pump barrels 10, and since the two pump barrels 10 are communicated with the two passages of the material conveying pipe 30, the nickel-based alloy powder and the binder can be respectively conveyed; then, when the driving assembly 20 drives the material conveying pipe 30 to be inserted into the metal base pipe and move along the length direction of the metal base pipe, the two nozzles can be used for coating the adhesive and the nickel-based alloy powder in a crossed manner to be uniformly sprayed on the inner wall of the metal base pipe, and preferably, the thickness of the adhesive and the nickel-based alloy powder is 0.2-3mm, so that the service performance of the metal base pipe, such as corrosion resistance and the like, can be changed after the metal alloy coating is fully combined with the inner wall of the metal base pipe.
Preferably, in other embodiments of the present invention, the drying process of the composite pipe is embodied as:
and (3) standing the composite pipeline for natural drying or ventilating and drying by using a fan.
Therefore, the adhesive sprayed on the inner wall of the metal base pipe, the nickel-based alloy powder and the inner wall of the metal base pipe are fully combined, so that a metal coating is formed on the inner wall of the metal base pipe, and the use performance of the metal base pipe is improved.
Preferably, in other embodiments of the present invention, the heating of the composite pipe to the second preset temperature and the introduction of nitrogen into the pipe are specifically:
one end of the composite pipeline is closed, and the composite pipeline is driven to rotate by utilizing the rotating bracket;
filling nitrogen into the metal pipeline from the other end of the composite pipeline by using nitrogen filling equipment;
driving the induction heater to move along the length direction of the composite pipe, adjusting the power of the induction heater to 200-1500 Hz, and heating the composite pipe to 1030-1100 ℃.
So, utilize induction heater heating composite pipe to fill nitrogen gas to pipeline inside, can protect composite pipe inside, so as to avoid getting rusty by oxygen oxidation under high temperature, also can improve composite pipe's durability simultaneously.
Preferably, in a further embodiment of the present invention, the cooling and destressing are specifically:
and driving the composite pipeline to rotate by using a centrifugal machine, and taking out and horizontally placing the composite pipeline after the temperature of the composite pipeline is reduced to 200 ℃.
Therefore, the centrifuge is utilized to drive the composite pipeline to rotate at a high speed, so that the composite metal pipe can be rapidly cooled, and the internal stress of the composite metal pipe is eliminated, so that the use performance of the composite metal pipe is ensured.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention.
Claims (10)
1. A metal coating spray device, comprising:
at least two pump barrels;
the driving assembly is connected with the at least two pump barrels and is used for driving the at least two pump barrels to move in the direction of XYZ axes;
the delivery pipe is arranged on the driving assembly and is suitable for being inserted into the metal base pipe, the delivery pipe is provided with a first channel and a second channel, one ends of the first channel and the second channel are respectively connected with the two pump barrels, and the other ends of the first channel and the second channel are provided with nozzles;
a rotation assembly for driving rotation of the metal base tube.
2. The metallic coating spray coating device of claim 1 wherein said drive assembly includes an X-axis drive motor, a Y-axis drive motor, and a Z-axis drive motor;
the X-axis driving motor is connected with the Y-axis driving motor and is used for driving the Y-axis driving motor to move in the X-axis direction;
the Y-axis driving motor is connected with the Z-axis driving motor and is used for driving the Z-axis driving motor to move in the Y-axis direction;
and the Z-axis driving motor is connected with the two pump barrels and the material conveying pipe and is used for driving the two pump barrels and the material conveying pipe to move in the Z-axis direction.
3. The metal coating spray coating device of claim 2 wherein said rotating assembly includes a rotating motor, a drive wheel and a driven wheel;
the two driving wheels are connected with the shaft and connected with the rotating motor;
the driven wheels are two, and the two driven wheels are connected with the shaft and are opposite to the two driving wheels.
4. A method of manufacturing a bimetallic composite tube, comprising:
providing a metal base pipe;
removing impurities on the inner wall and the outer wall of the metal base tube;
heating the metal base pipe to a first preset temperature;
spraying a metal coating on the inner wall of the metal base pipe by using the metal coating spraying device of any one of claims 1 to 3 to form a composite pipeline, wherein the metal coating at least comprises nickel-based alloy powder and a binder;
drying the composite pipeline;
heating the composite pipeline to a second preset temperature, and introducing nitrogen into the pipeline;
cooling and stress relief.
5. The method for manufacturing the bimetal composite pipe according to claim 4, wherein the removing impurities on the inner wall and the outer wall of the metal base pipe is specifically as follows:
carrying out sand blasting treatment on the inner wall and the outer wall of the metal base pipe by using a sand blasting process to remove the outer wall of the metal base pipe, namely, the surface rust, the oxide and the oil stain;
and (3) soaking the metal base pipe in 10-15% hydrochloric acid solution for not less than 2H.
6. The method of manufacturing a bimetallic composite tube as in claim 5, wherein the heating the metal-based tube to a first predetermined temperature is specifically:
adjusting the power of the induction heater to 180-250 kw, adjusting the frequency to 200-1500 Hz, and heating the metal base tube to 150-250 ℃.
7. The method for manufacturing the bimetal composite pipe according to claim 6, wherein the metal coating is sprayed on the inner wall of the metal base pipe by using the metal coating spraying device to form the composite pipe, and the method comprises the following steps:
respectively placing the nickel-based alloy powder and the adhesive into two pump barrels;
the metal base pipe is arranged between the driving wheel and the driven wheel, and the metal base pipe is driven to rotate by a rotating motor;
inserting the conveying pipe into the metal base pipe, and respectively spraying adhesive and nickel-based alloy powder on the inner wall of the metal base pipe by using the nozzle;
driving the conveying pipe to move in the metal base pipe along the length direction of the metal base pipe by using the X-axis driving motor, the Y-axis driving motor and the Z-axis driving motor;
and driving the material conveying pipe to rotate by utilizing the rotating assembly.
8. The method for manufacturing the bimetal composite pipe according to claim 7, wherein the drying treatment of the composite pipe is specifically as follows:
and (3) standing the composite pipeline for natural drying or ventilating and drying by using a fan.
9. The method for manufacturing a bimetallic composite tube as in claim 8, wherein the heating the composite tube to a second predetermined temperature and the introducing nitrogen into the tube are specifically:
closing one end of the composite pipeline, and driving the composite pipeline to rotate by using a rotating bracket;
filling nitrogen into the metal pipeline from the other end of the composite pipeline by using nitrogen filling equipment;
driving the induction heater to move along the length direction of the composite pipe, adjusting the power of the induction heater to 200-1500 Hz, and heating the composite pipe to 1030-1100 ℃.
10. The method for manufacturing the bimetal composite pipe according to claim 9, wherein the cooling and destressing specifically comprises:
and driving the composite pipeline to rotate by using a centrifugal machine, and taking out and horizontally placing the composite pipeline after the temperature of the composite pipeline is reduced to 200 ℃.
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| CN202110281838.2A CN113070170A (en) | 2021-03-16 | 2021-03-16 | Metal coating spraying device and manufacturing method of bimetal composite pipe |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1174191A1 (en) * | 2000-07-21 | 2002-01-23 | Polymer Chemical Company | Method and apparatus for applying a plastic layer comprising at least two components |
| US8061296B1 (en) * | 2009-03-05 | 2011-11-22 | Tom Batur | Pipe treatment apparatus |
| CN102639252A (en) * | 2009-10-09 | 2012-08-15 | 阿尔法根材料技术股份有限公司 | Method of using a spray gun and material produced thereby |
| CN202606336U (en) * | 2012-05-08 | 2012-12-19 | 深圳市罗杰科技有限公司 | Automatic coating device used for coating in end-shrunk steel cylinder |
| CN103402689A (en) * | 2011-03-10 | 2013-11-20 | 美索科特公司 | Method and apparatus for forming clad metal products |
| CN105435989A (en) * | 2015-11-11 | 2016-03-30 | 深圳市松崎机器人自动化设备有限公司 | Spray painting machine |
| CN108149240A (en) * | 2017-11-30 | 2018-06-12 | 扬州安泰威合金硬面科技有限公司 | Caliber pipe inwall dual alloy coating spraying remelting production method |
| CN111940204A (en) * | 2020-07-12 | 2020-11-17 | 东营胜滋自动化科技有限责任公司 | Automatic device and method for spraying inner wall of circular tube |
| CN212328710U (en) * | 2020-03-19 | 2021-01-12 | 联德(广州)机械有限公司 | Paint spraying equipment for inner wall of box body |
| CN112246550A (en) * | 2020-08-28 | 2021-01-22 | 南京阿兹曼电子科技有限公司 | Water pipe inner wall coating device and coating method thereof |
-
2021
- 2021-03-16 CN CN202110281838.2A patent/CN113070170A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1174191A1 (en) * | 2000-07-21 | 2002-01-23 | Polymer Chemical Company | Method and apparatus for applying a plastic layer comprising at least two components |
| US8061296B1 (en) * | 2009-03-05 | 2011-11-22 | Tom Batur | Pipe treatment apparatus |
| CN102639252A (en) * | 2009-10-09 | 2012-08-15 | 阿尔法根材料技术股份有限公司 | Method of using a spray gun and material produced thereby |
| CN103402689A (en) * | 2011-03-10 | 2013-11-20 | 美索科特公司 | Method and apparatus for forming clad metal products |
| CN202606336U (en) * | 2012-05-08 | 2012-12-19 | 深圳市罗杰科技有限公司 | Automatic coating device used for coating in end-shrunk steel cylinder |
| CN105435989A (en) * | 2015-11-11 | 2016-03-30 | 深圳市松崎机器人自动化设备有限公司 | Spray painting machine |
| CN108149240A (en) * | 2017-11-30 | 2018-06-12 | 扬州安泰威合金硬面科技有限公司 | Caliber pipe inwall dual alloy coating spraying remelting production method |
| CN212328710U (en) * | 2020-03-19 | 2021-01-12 | 联德(广州)机械有限公司 | Paint spraying equipment for inner wall of box body |
| CN111940204A (en) * | 2020-07-12 | 2020-11-17 | 东营胜滋自动化科技有限责任公司 | Automatic device and method for spraying inner wall of circular tube |
| CN112246550A (en) * | 2020-08-28 | 2021-01-22 | 南京阿兹曼电子科技有限公司 | Water pipe inner wall coating device and coating method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 李正仁, 《金属表面涂塑》, 31 December 1994 (1994-12-31), pages 209 * |
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