CN219449837U - Arc zinc spraying device for inner weld joint of zinc-aluminum-magnesium coated steel pipe - Google Patents
Arc zinc spraying device for inner weld joint of zinc-aluminum-magnesium coated steel pipe Download PDFInfo
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- CN219449837U CN219449837U CN202320014238.4U CN202320014238U CN219449837U CN 219449837 U CN219449837 U CN 219449837U CN 202320014238 U CN202320014238 U CN 202320014238U CN 219449837 U CN219449837 U CN 219449837U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model belongs to the technical field of electric arc zinc spraying, in particular to an electric arc zinc spraying device for an inner welding seam of a zinc-aluminum-magnesium coated steel pipe, which comprises a supporting table top, wherein one side of the supporting table top is fixedly connected with a collecting bin, and the top of the supporting table top is provided with an electric arc zinc spraying mechanism for the inner welding seam of the steel pipe; under the action of the supporting spring, the supporting ball can support the inner wall of the steel pipe, so that the process of electric arc zinc spraying is more stable, the supporting inner pipe supports the electric arc spray gun in the welding pipe, the spraying faces the welding line, the spraying width is about millimeter, and the welding line and a plating heated area are covered; wire and compressed air are sent to a spray gun through a hollow feeding shell and a supporting inner pipe, two continuously-fed zinc alloy wires with a certain angle are respectively connected with an arc spray gun, and at the moment of short circuit of the ends of the zinc alloy wires, an arc is generated, so that the zinc alloy wires are melted by the arc, and are sprayed to the surface of a workpiece through the arc spray gun, so that a coating is formed.
Description
Technical Field
The utility model belongs to the technical field of electric arc zinc spraying, and particularly relates to an electric arc zinc spraying device for an inner weld joint of a zinc-aluminum-magnesium coated steel pipe.
Background
The zinc-aluminum-magnesium coated steel pipe is formed by taking a hot dip galvanized aluminum-magnesium steel strip as a raw material and welding the hot dip galvanized aluminum-magnesium steel strip in a high-frequency electric welding steel pipe production line. The production process is to extrude the edges of the steel strip heated to a semi-molten and molten state through extrusion rollers to form inner and outer welding seams, scrape off the outer welding seams to ensure the geometric dimension of the welded pipe, scrape off the coating material of the outer welding seams and reduce the corrosion resistance. The zinc alloy wire is sprayed on the welding seam outside the welded pipe through the electric arc spraying process, so that the corrosion resistance equivalent to that of the pipe body coating is achieved. Practice proves that the paint has the advantages of smooth surface quality, energy conservation, high efficiency, environmental friendliness and the like. Arc spraying of outer welds has been used well.
In the heating and extrusion process of the welding seam on the inner wall of the welded pipe, the coating is damaged, the inner welding rib is free of coating materials, and the corrosion resistance cannot meet the requirements. To overcome the defect of corrosion resistance of the inner weld, the inner weld arc zinc-spraying alloy is an effective solution. And the inner weld joint is limited to be used in the narrow space by the electric arc spraying of the spray gun due to the complexity of the spray gun arranged in the steel pipe, so that the corrosion resistance of the inner weld joint is affected.
The patent solves the problem of zinc alloy spraying of welding lines in welded pipes. The aim of corrosion resistance of welding seams, plating layers and the like of the galvanized aluminum-magnesium steel pipe is fulfilled, and the corrosion resistance requirement of the inner welding seams is met.
In order to solve the problems, the application provides an arc zinc spraying device for inner welding seams of zinc-aluminum-magnesium coated steel pipes.
Disclosure of Invention
To solve the problems set forth in the background art. The utility model provides an arc zinc spraying device for an inner welding seam of a zinc-aluminum-magnesium coated steel pipe, which can solve the problem that the corrosion resistance of the inner welding seam is affected due to the fact that the inner welding seam is limited to be used in a narrow space due to the complexity of a spray gun arranged in the steel pipe by adding an arc zinc spraying mechanism for the inner welding seam of the steel pipe.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the electric arc zinc spraying device for the inner weld joint of the zinc-aluminum-magnesium coated steel pipe comprises a supporting table top, wherein one side of the supporting table top is fixedly connected with a collecting bin, and the top of the supporting table top is provided with an electric arc zinc spraying mechanism for the inner weld joint of the steel pipe;
the welding seam electric arc zinc spraying mechanism in the steel pipe comprises a feeding component, a first mounting plate, a driving roller, a second driving motor, a second mounting plate and an electric arc zinc spraying component, wherein the feeding component is arranged on one side of a supporting table top, the first mounting plate is symmetrically and fixedly connected to the tops of two sides of the supporting table top, two ends of the driving roller are rotationally connected to the inner wall of the first mounting plate, the second driving motor is arranged on one of the two ends of the driving roller, the output end of the second driving motor is fixedly connected with one of the two ends of the driving roller, the second mounting plate is arranged on one side top of the supporting table top, and the electric arc zinc spraying component is arranged on the second mounting plate.
As the arc zinc spraying device for the welding seam in the zinc-aluminum-magnesium coated steel pipe, the feeding assembly comprises a first driving motor, a threaded screw rod, a threaded sleeve and a bearing plate, wherein the first driving motor is arranged on one side of the second mounting plate, the threaded screw rod is rotationally connected inside the supporting table surface, one end of the threaded screw rod is fixedly connected with the output end of the first driving motor, one end of the threaded sleeve penetrates through one side of the supporting table surface in a sliding manner, the inner wall of the threaded sleeve is in threaded sleeve connection with the threaded screw rod, and one end of the bearing plate is fixedly connected with the other end of the threaded sleeve.
As the welding seam electric arc zinc spraying device in the zinc-aluminum-magnesium coated steel pipe, the electric arc zinc spraying assembly comprises a feeding shell, a supporting inner pipe, an electric arc spray gun and an inner wall supporting piece, wherein the feeding shell is arranged at the top of one side of the second mounting plate, one end of the supporting inner pipe is fixedly connected with one end of the feeding shell, the electric arc spray gun is arranged at the other end of the supporting inner pipe, and the inner wall supporting piece is arranged on the outer wall of the supporting inner pipe.
As the welding seam electric arc zinc spraying device in the zinc-aluminum-magnesium plated steel pipe, the inner wall supporting piece comprises a supporting sleeve, supporting rods, supporting springs and supporting balls, one ends of the supporting sleeve are fixedly connected to the outer wall of the supporting inner pipe in a circumferential mode at equal intervals, one ends of the supporting rods penetrate through the other ends of the supporting sleeve in a sliding mode, the supporting springs are arranged between one ends of the supporting rods and the bottom of the inner side of the supporting sleeve, and are fixedly connected through the supporting springs, and the supporting balls are fixedly connected with the other ends of the supporting rods.
As the arc zinc spraying device for the welding seam in the zinc-aluminum-magnesium coated steel pipe, the arc zinc spraying device is preferable, the top of the feeding shell is provided with two feeding holes, the inside of the supporting inner pipe is provided with a feeding channel matched with the feeding holes, and one side of the feeding shell is provided with an air inlet hole.
Compared with the prior art, the utility model has the beneficial effects that:
1. one end of each support sleeve is fixedly connected to the outer wall of the corresponding support inner pipe at equal intervals, one end of each support rod penetrates through the other end of the corresponding support sleeve in a sliding mode, a support spring is arranged between one end of each support rod and the bottom of the inner side of the corresponding support sleeve, the support balls are fixedly connected with the other end of each support rod through the corresponding support spring, and under the action of the corresponding support springs, the support balls can support the inner wall of the corresponding steel pipe, so that the electric arc zinc spraying process is more stable;
2. the inner supporting pipe supports the arc spraying gun in the welding pipe, the spraying faces the welding line, the spraying width is about millimeter, and the welding line and a plating layer heated area are covered; wire and compressed air are sent to a spray gun through a hollow feeding shell and a supporting inner pipe, two continuously-fed zinc alloy wires with a certain angle are respectively connected with an arc spray gun, and at the moment of short circuit of the ends of the zinc alloy wires, an arc is generated, so that the zinc alloy wires are melted by the arc, and are sprayed to the surface of a workpiece through the arc spray gun, so that a coating is formed.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of a second driving motor according to the present utility model;
FIG. 3 is a schematic view of a carrier plate according to the present utility model;
FIG. 4 is a schematic view of a section of a feeder housing according to the present utility model;
fig. 5 is a schematic view of the structure of the supporting spring in the present utility model.
In the figure:
1. supporting the table top;
2. a collecting bin;
3. arc zinc spraying mechanism for inner weld joint of steel pipe; 31. a feeding assembly; 311. a first driving motor; 312. a threaded screw rod; 313. a threaded sleeve; 314. a bearing plate; 32. a first mounting plate; 33. a driving roller; 34. a second driving motor; 35. a second mounting plate; 36. an arc zinc spraying assembly; 361. a feed housing; 3611. a feed hole; 3612. an air inlet hole; 362. supporting the inner tube; 363. an arc spray gun; 364. an inner wall support; 3641. a support sleeve; 3642. a support rod; 3643. a support spring; 3644. and supporting the ball.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1;
the utility model provides a welding seam electric arc zinc spraying device in zinc aluminium magnesium cladding material steel pipe, includes supporting table board 1, and one side fixedly connected with of supporting table board 1 collects storehouse 2, and the top of supporting table board 1 is provided with welding seam electric arc zinc spraying mechanism 3 in the steel pipe.
In this embodiment: under the general condition, the coating is damaged in the heating and extrusion processes of the welding seam on the inner wall of the welded pipe, the inner welding rib is free of coating materials, and the corrosion resistance cannot meet the requirements. To overcome the defect of corrosion resistance of the inner weld, the inner weld arc zinc-spraying alloy is an effective solution. And the inner weld joint is restricted to be used in a narrow space by the electric arc spraying of the spray gun due to the complexity of arranging the spray gun in the steel pipe, so that the corrosion resistance of the inner weld joint is affected, and the electric arc zinc spraying operation can be conveniently carried out on the inner weld joint of the steel pipe through the added electric arc zinc spraying mechanism 3 for the inner weld joint of the steel pipe.
As shown in fig. 1-5;
based on the existing electric arc zinc spraying device, the problem that the corrosion resistance of the inner weld joint is affected due to the fact that the inner weld joint is restricted to be used in a narrow space due to the complexity of arranging the spray gun in the steel pipe can be solved through the added electric arc zinc spraying mechanism 3 for the inner weld joint of the steel pipe.
Further, the method comprises the following steps:
in combination with the above, in order to conveniently perform electric arc zinc spraying operation on the inner weld joint of the steel pipe, the top of the supporting table top 1 is provided with the electric arc zinc spraying mechanism 3 of the inner weld joint of the steel pipe, the electric arc zinc spraying mechanism 3 of the inner weld joint of the steel pipe comprises a feeding component 31, a first mounting plate 32, a driving roller 33, a second driving motor 34, a second mounting plate 35 and an electric arc zinc spraying component 36, the feeding component 31 is arranged on one side of the supporting table top 1, the first mounting plate 32 is symmetrically and fixedly connected to the tops of two sides of the supporting table top 1, two ends of the driving roller 33 are rotatably connected to the inner wall of the first mounting plate 32, the second driving motor 34 is mounted on the outer wall of one of the first mounting plates 32, the output end of the second driving motor 34 is fixedly connected with one end of the driving roller 33, the second mounting plate 35 is mounted on one side top of the supporting table top 1, and the electric arc zinc spraying component 36 is arranged on the second mounting plate 35.
In this embodiment: when the inner weld joint of the welded pipe needs to be subjected to zinc spraying operation, firstly, the steel pipe is placed on the feeding component 31, the steel pipe can be conveyed at a constant speed through the feeding component 31, meanwhile, one end of the steel pipe is sleeved on the electric arc zinc spraying component 36, and the electric arc zinc spraying component 36 can gradually penetrate into the steel pipe through continuous conveying of the steel pipe, meanwhile, the two ends of the driving roller 33 are rotationally connected to the inner wall of the first mounting plate 32 due to the fact that the first mounting plate 32 is symmetrically and fixedly connected to the tops of two sides of the supporting table 1, the second driving motor 34 is installed on the outer wall of one of the first mounting plates 32, the output end of the second driving motor 34 is fixedly connected with one end of one of the driving rollers 33, one of the driving rollers 33 can be driven to rotate through starting the second driving motor 34, and then the steel pipe is placed on the two driving rollers 33, one of the driving rollers 33 can be driven to rotate, and therefore the inner wall of the steel pipe can be subjected to multi-angle zinc spraying treatment.
Still further, the method comprises: the feeding assembly 31 comprises a first driving motor 311, a threaded screw rod 312, a threaded sleeve 313 and a bearing plate 314, wherein the first driving motor 311 is arranged on one side of the second mounting plate 35, the threaded screw rod 312 is rotationally connected inside the supporting table top 1, one end of the threaded screw rod 312 is fixedly connected with the output end of the first driving motor 311, one end of the threaded sleeve 313 penetrates through one side of the supporting table top 1 in a sliding manner, threads of the inner wall of the threaded sleeve 313 are sleeved on the threaded screw rod 312, and one end of the bearing plate 314 is fixedly connected with the other end of the threaded sleeve 313.
In this embodiment: because the first driving motor 311 is installed on one side of the second mounting plate 35, the screw thread lead screw 312 is rotationally connected in the supporting table top 1, one end of the screw thread lead screw 312 is fixedly connected with the output end of the first driving motor 311, one end of the screw thread sleeve 313 is slidably penetrated through one side of the supporting table top 1, the inner wall of the screw thread sleeve 313 is sleeved on the screw thread lead screw 312, one end of the bearing support plate 314 is fixedly connected with the other end of the screw thread sleeve 313, and then the screw thread lead screw 312 is driven to rotate by starting the first driving motor 311, when the screw thread lead screw 312 rotates, the screw thread sleeve 313 can be driven to slide in the supporting table top 1, so that when one end of a steel pipe is placed on the bearing support plate 314, the steel pipe can be driven to move in position through the sliding of the screw thread sleeve 313.
Still further, the method comprises: the arc spraying zinc assembly 36 comprises a feeding shell 361, a supporting inner tube 362, an arc spraying gun 363 and an inner wall supporting piece 364, wherein the feeding shell 361 is arranged at the top of one side of the second mounting plate 35, one end of the supporting inner tube 362 is fixedly connected with one end of the feeding shell 361, the arc spraying gun 363 is arranged at the other end of the supporting inner tube 362, and the inner wall supporting piece 364 is arranged on the outer wall of the supporting inner tube 362.
In this embodiment: the supporting inner tube 362 supports the arc spray gun 363 in the welding tube, the spraying faces the welding line, the spraying width is about 20 mm, and the welding line and the plating layer heated area are covered; the wire and compressed air are sent to the spray gun through the hollow feeding shell 361 and the supporting inner tube 362, two continuously-fed zinc alloy wires with a certain angle are respectively connected with the arc spray gun 363, and at the moment of short circuit of the ends of the zinc alloy wires, an electric arc is generated, and the electric arc melts the zinc alloy wires and is sprayed to the surface of a workpiece through the arc spray gun 363 to form a coating.
It should be understood that: two feeding holes 3611 are formed in the top of the feeding shell 361, a feeding channel matched with the feeding holes 3611 is formed in the inner supporting tube 362, and an air inlet 3612 is formed in one side of the feeding shell 361.
It should be noted that: the inner wall support 364 comprises a support sleeve 3641, a support rod 3642, a support spring 3643 and a support ball 3644, wherein one ends of the support sleeves 3641 are uniformly and circumferentially fixedly connected to the outer wall of the support inner tube 362, one ends of the support rod 3642 penetrate through the other ends of the support sleeve 3641 in a sliding mode, the support spring 3643 is arranged between one ends of the support rod 3642 and the inner bottom of the support sleeve 3641, and the support ball 3644 is fixedly connected with the other ends of the support rod 3642 through the support spring 3643.
In this embodiment: because one end of a plurality of support sleeve 3641 equidistant is circumference form fixed connection at the outer wall that supports inner tube 362, the one end of bracing piece 3642 slides and runs through the other end of support sleeve 3641, be provided with supporting spring 3643 between the inboard bottom of bracing piece 3642 and support sleeve 3641 to through supporting spring 3643 fixed connection, supporting ball 3644 and the other end fixed connection of bracing piece 3642, and then under supporting spring 3643's effect, make supporting ball 3644 can support the inner wall of steel pipe, thereby make the process of electric arc zinc spraying more stable.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (5)
1. The utility model provides a welding seam electric arc zinc spraying device in zinc aluminium magnesium cladding material steel pipe, includes supporting table (1), one side fixedly connected with of supporting table (1) collects storehouse (2), its characterized in that: the top of the supporting table top (1) is provided with a steel pipe inner welding seam electric arc zinc spraying mechanism (3);
weld electric arc zinc spraying mechanism (3) in steel pipe includes feeding subassembly (31), first mounting panel (32), drive roller (33), second driving motor (34), second mounting panel (35) and electric arc zinc spraying subassembly (36), feeding subassembly (31) set up one side of supporting bench (1), first mounting panel (32) symmetry fixed connection is in the both sides top of supporting bench (1), the both ends of drive roller (33) are all rotated and are connected the inner wall of first mounting panel (32), second driving motor (34) are installed in one of them the outer wall of first mounting panel (32), just the output of second driving motor (34) with one of them the one end fixed connection of drive roller (33), second mounting panel (35) are installed one side top of supporting bench (1), electric arc zinc spraying subassembly (36) set up on second mounting panel (35).
2. The arc zinc spraying device for the inner weld joint of the zinc-aluminum-magnesium coated steel pipe, according to claim 1, is characterized in that: the feeding assembly (31) comprises a first driving motor (311), a threaded screw rod (312), a threaded sleeve (313) and a bearing plate (314), wherein the first driving motor (311) is installed on one side of the second mounting plate (35), the threaded screw rod (312) is rotationally connected inside the supporting table top (1), one end of the threaded screw rod (312) is fixedly connected with the output end of the first driving motor (311), one end of the threaded sleeve (313) penetrates through one side of the supporting table top (1) in a sliding mode, threads of the inner wall of the threaded sleeve (313) are sleeved on the threaded screw rod (312), and one end of the bearing plate (314) is fixedly connected with the other end of the threaded sleeve (313).
3. The arc zinc spraying device for the inner weld joint of the zinc-aluminum-magnesium coated steel pipe, according to claim 2, is characterized in that: the electric arc zinc spraying assembly (36) comprises a feeding shell (361), a supporting inner tube (362), an electric arc spraying gun (363) and an inner wall supporting piece (364), wherein the feeding shell (361) is installed at the top of one side of the second mounting plate (35), one end of the supporting inner tube (362) is fixedly connected with one end of the feeding shell (361), the electric arc spraying gun (363) is installed at the other end of the supporting inner tube (362), and the inner wall supporting piece (364) is arranged on the outer wall of the supporting inner tube (362).
4. A zinc-aluminum-magnesium coated steel pipe inner weld arc zinc spraying device according to claim 3, characterized in that: the inner wall support piece (364) comprises a support sleeve (3641), a support rod (3642), a support spring (3643) and a support ball (3644), wherein one end of the support sleeve (3641) is uniformly and circumferentially fixedly connected with the outer wall of the support inner tube (362), one end of the support rod (3642) penetrates through the other end of the support sleeve (3641) in a sliding mode, one end of the support rod (3642) and the bottom of the inner side of the support sleeve (3641) are provided with the support spring (3643), the support sleeve is fixedly connected with the support ball (3644) and the other end of the support rod (3642).
5. A zinc-aluminum-magnesium coated steel pipe inner weld arc zinc spraying device according to claim 3, characterized in that: two feeding holes are formed in the top of the feeding shell (361), a feeding channel matched with the feeding hole (3611) is formed in the inner supporting tube (362), and an air inlet hole (3612) is formed in one side of the feeding shell (361).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320014238.4U CN219449837U (en) | 2023-01-04 | 2023-01-04 | Arc zinc spraying device for inner weld joint of zinc-aluminum-magnesium coated steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320014238.4U CN219449837U (en) | 2023-01-04 | 2023-01-04 | Arc zinc spraying device for inner weld joint of zinc-aluminum-magnesium coated steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219449837U true CN219449837U (en) | 2023-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320014238.4U Active CN219449837U (en) | 2023-01-04 | 2023-01-04 | Arc zinc spraying device for inner weld joint of zinc-aluminum-magnesium coated steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219449837U (en) |
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2023
- 2023-01-04 CN CN202320014238.4U patent/CN219449837U/en active Active
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