CN115502602A - Self-forming welding equipment and method for reducing pipe - Google Patents
Self-forming welding equipment and method for reducing pipe Download PDFInfo
- Publication number
- CN115502602A CN115502602A CN202211363396.7A CN202211363396A CN115502602A CN 115502602 A CN115502602 A CN 115502602A CN 202211363396 A CN202211363396 A CN 202211363396A CN 115502602 A CN115502602 A CN 115502602A
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- Prior art keywords
- pipe
- welding
- assembly
- reducer
- bent plates
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000003466 welding Methods 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title claims description 13
- 239000003638 chemical reducing agent Substances 0.000 claims description 49
- 230000000712 assembly Effects 0.000 claims description 22
- 238000000429 assembly Methods 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 230000003749 cleanliness Effects 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 238000009659 non-destructive testing Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000004512 die casting Methods 0.000 abstract description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
- B23K31/027—Making tubes with soldering or welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
- B23K37/0533—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor external pipe alignment clamps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention relates to a self-forming welding device for a reducing pipe, which comprises a reducing pipe; welding the assembly; a tube clamping assembly; fixing the wall surface; a gear adjustment assembly; a pipe supporting block; the technical problems that in the prior art, the diameter-variable pipe is manufactured by die casting or stretching a common pipe, the manufacturing cost is high, and the manufacturing process is complex are solved.
Description
Technical Field
The invention relates to the field of pipe manufacturing, in particular to self-forming welding equipment and a self-forming welding method for a reducer pipe.
Background
The reducer pipe is generally used for connecting two pipes with different pipe diameters and is widely used for petroleum, natural gas and other conveying systems; the traditional reducing pipe is usually manufactured by die casting or stretching a common pipe, and has high manufacturing cost and complex manufacturing process. Therefore, the conventional method for manufacturing the reducer pipe has many inconveniences, and needs to be improved.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide self-forming welding equipment and a self-forming welding method for a reducer pipe.
In order to achieve the purpose, the invention adopts the following technical scheme: a self-forming welding device for a reducer pipe comprises the reducer pipe; welding the assembly; a tube clamping assembly; fixing the wall surface; a gear adjustment assembly; a pipe supporting block;
the reducer pipe is composed of two semicircular bent plates, the reducer pipe is provided with a left-right symmetrical split surface, the two semicircles are respectively formed on the left side and the right side, and the two semicircular bent plates are welded together through a welding assembly to finally form the reducer pipe;
the variable-diameter pipe has pipe diameters of which two ends are different, one end is a small-caliber end, the other end is a large-caliber end, and the pipe diameters are continuous;
the welding process of the reducing pipe is realized by a welding assembly, a pipe clamping assembly, a fixed wall surface, a gear adjusting assembly and a pipe supporting block;
the pipe clamping assembly comprises an arc-shaped cylindrical roller, a central shaft and a supporting roller frame; the device comprises an arc-shaped cylindrical roller, a support roller frame, a support roller, a guide roller and a guide roller, wherein the arc-shaped cylindrical roller is used for fixing two semicircular bent plates of the reducer pipe; the four pipe clamping assemblies are combined in pairs and are respectively used for clamping the small-caliber end of the variable-diameter pipe and the large-caliber end of the variable-diameter pipe;
the two pipe clamping assemblies for clamping the left side of the reducer pipe are fixed on a fixed wall surface, and the two pipe clamping assemblies on the left side are fixed; the two pipe clamping assemblies are used for clamping the right side of the reducing pipe, the supporting roller frame at the bottom is provided with a gear adjusting assembly, the gear adjusting assembly is provided with a bottom fixing part, the bottom fixing part is fixed on a workbench or the ground, and the two pipe clamping assemblies on the right side move left and right relative to the bottom fixing part through adjusting gears and are used for clamping and loosening the reducing pipe;
the pipe supporting block is supported below the two semicircular bent plates.
The welding assembly comprises a welding machine, a movable trolley, a telescopic structure and a welding gun, the welding machine is fixedly placed on the movable trolley, and the telescopic structure is connected with the welding machine and the welding gun.
And the welding gun completes welding above the two semicircular bent plates.
The two pipe supporting blocks are configured and correspond to the middle positions of the two combined pipe clamping components respectively and are used for supporting the reducer pipes below the reducer pipes and ensuring the upper and lower positions of the reducer pipes to be fixed.
The whole body of the pipe supporting block is of a trapezoidal structure, and the upper surface of the trapezoidal structure is matched with two semicircular bent plates to form an arc structure for matching with the support of the two semicircular bent plates.
A variable-diameter pipe self-forming welding method is based on variable-diameter pipe self-forming welding equipment and comprises the following steps:
the method comprises the following steps that firstly, two semicircular bent plates of a reducer pipe are manufactured according to a preset shape through cutting and bending, so that the cleanliness requirements of the surfaces to be welded of the two semicircular bent plates can meet the requirements of no oil film, no water film and no impurities of the surfaces;
secondly, the left and right positions of the two pipe clamping assemblies on the right side are timely adjusted through adjusting the positions of the pipe supporting blocks and the gear adjusting assemblies, and the two semicircular bent plates are fixed in the middle of the pipe clamping assemblies;
step three, welding two semicircular bent plates at the upper part by adopting a welding assembly;
step four, adjusting the left and right positions of the two pipe clamping components on the right side in due time through adjusting the position of the pipe supporting block and the gear adjusting component, and turning over the two semicircular bent plates;
step five, repeating the step three, and welding the other sides of the two semicircular bent plates at the upper part by adopting a welding assembly;
and step six, after welding is finished, detaching the reducer pipe, and performing nondestructive testing according to a preset standard to finish self-forming welding of the reducer pipe.
Drawings
Fig. 1 is a schematic structural view of a reducer pipe according to the present invention, wherein a is a side view and B is a front view.
Figure 2 is a front view of the welding apparatus of the present invention,
figure 3 is a top view of the welding apparatus of the present invention,
in the figure: 1. reducing the pipe material; 2. welding the assembly; 3. a tube clamping assembly; 4. fixing the wall surface; 5. a gear adjustment assembly; 6. a pipe support block.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
A self-forming welding device for a reducer pipe comprises a reducer pipe 1; welding the assembly 2; a tube clamping assembly 3; a fixed wall surface 4; a gear adjustment assembly 5; a pipe supporting block 6;
referring to the attached drawing 1, the reducer 1 is composed of two semicircular bent plates, the reducer 1 has a left-right symmetrical split surface, the two semicircles are respectively formed at the left side and the right side, and the two semicircular bent plates are welded together by a welding assembly 2 to finally form the reducer 1;
the variable-diameter pipe 1 has pipe diameters of which two ends are different, one end is a small-diameter end, the other end is a large-diameter end, and the pipe diameters are continuous;
the welding process of the reducing pipe 1 is realized by a welding component 2, a pipe clamping component 3, a fixed wall surface 4, a gear adjusting component 5 and a pipe supporting block 6;
the pipe clamping assembly 3 comprises an arc-shaped cylindrical roller, a central shaft and a supporting roller frame (shown in attached figures 2-3); the arc-shaped cylindrical roller is used for fixing two semicircular bent plates of the reducer pipe 1, and the central shaft penetrates through the roller and fixes the arc-shaped cylindrical roller on the supporting roller frame; the four pipe clamping components 3 are arranged, and are combined in pairs to be respectively used for clamping the small-caliber end of the reducer pipe 1 and the large-caliber end of the reducer pipe 1;
the two pipe clamping assemblies 3 used for clamping the left side of the reducer pipe 1 are fixed on a fixed wall surface 4, and the two pipe clamping assemblies 3 on the left side are ensured to be fixed in position; the two pipe clamping assemblies 3 used for clamping the right side of the reducing pipe 1 are arranged, the supporting roller frame at the bottom is provided with a gear adjusting assembly 5, the gear adjusting assembly 5 is provided with a bottom fixing part, the bottom fixing part is fixed on a workbench or the ground, and the two pipe clamping assemblies 3 at the right side move left and right relative to the bottom fixing part through adjusting gears and are used for clamping and loosening the reducing pipe 1;
and the pipe supporting block 6 is supported below the two semicircular bent plates.
The welding assembly 2 comprises a welding machine (not shown in the attached drawing), a moving trolley (not shown in the attached drawing), a telescopic structure (not shown in the attached drawing) and a welding gun, wherein the welding machine is fixedly placed on the moving trolley, and the telescopic structure is connected with the welding machine and the welding gun.
The welding machine, the movable trolley and the telescopic structure in the welding assembly are the prior art, and therefore, the details are not repeated.
And the welding gun completes welding above the two semicircular bent plates.
The two pipe supporting blocks 6 are configured and respectively correspond to the middle positions of the two combined pipe clamping components 3 and are used for supporting the reducer pipe 1 below the reducer pipe 1 and ensuring the upper position and the lower position of the reducer pipe 1 to be fixed.
The whole pipe supporting block 6 is of a trapezoidal structure, and the upper surface of the trapezoidal structure is matched with two semicircular bent plates to form an arc structure for matching with the support of the two semicircular bent plates.
The self-forming welding method of the reducer pipe 1 is based on self-forming welding equipment of the reducer pipe 1 and comprises the following steps:
the method comprises the following steps that firstly, two semicircular bent plates of the reducer pipe 1 are manufactured according to a preset shape through cutting and bending, so that the cleanliness requirements of the surfaces to be welded of the two semicircular bent plates can meet the requirements of no oil film, no water film and no impurities of the oil film and the water film;
step two, the left and right positions of the two pipe clamping components 3 on the right side are timely adjusted through adjusting the position of the pipe supporting block 6 and the gear adjusting component 5, and the two semicircular bent plates are fixed in the middle of the pipe clamping components 3;
step three, welding two semicircular bent plates at the upper part by adopting the welding assembly 2;
adjusting the left and right positions of the two pipe clamping assemblies 3 on the right side timely by adjusting the position of the pipe supporting block 6 and the gear adjusting assembly 5, and turning over the two semicircular bent plates;
step five, repeating the step three, and welding the other surfaces of the two semicircular bent plates at the upper part by adopting the welding assembly 2;
and step six, after welding is finished, detaching the reducer pipe 1, and performing nondestructive testing according to a preset standard to finish self-forming welding of the reducer pipe 1.
The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and all technical solutions falling within the spirit of the present invention belong to the scope of the present invention.
Claims (6)
1. The utility model provides a reducing pipe material is from shaping welding equipment which characterized in that: comprises a reducing pipe; welding the assembly; a tube clamping assembly; fixing the wall surface; a gear adjustment assembly; a pipe supporting block;
the reducer pipe is composed of two semicircular bent plates, the reducer pipe is provided with a left-right symmetrical split surface, the two semicircles are respectively formed on the left side and the right side, and the two semicircular bent plates are welded together through a welding assembly to finally form the reducer pipe;
the variable-diameter pipe has pipe diameters of which two ends are different, one end is a small-caliber end, the other end is a large-caliber end, and the pipe diameters are continuous;
the welding process of the reducing pipe is realized by a welding assembly, a pipe clamping assembly, a fixed wall surface, a gear adjusting assembly and a pipe supporting block;
the pipe clamping assembly comprises an arc-shaped cylindrical roller, a central shaft and a supporting roller frame; the device comprises an arc-shaped cylindrical roller, a support roller frame, a support roller, a guide roller and a guide roller, wherein the arc-shaped cylindrical roller is used for fixing two semicircular bent plates of the reducer pipe; the four pipe clamping assemblies are combined in pairs and are respectively used for clamping the small-caliber end of the variable-diameter pipe and the large-caliber end of the variable-diameter pipe;
the two pipe clamping assemblies are used for clamping the left side of the reducer pipe and are fixed on a fixed wall surface; the two pipe clamping assemblies are used for clamping the right side of the reducing pipe, the supporting roller frame at the bottom is provided with a gear adjusting assembly, the gear adjusting assembly is provided with a bottom fixing part, the bottom fixing part is fixed on a workbench or the ground, and the two pipe clamping assemblies on the right side move left and right relative to the bottom fixing part through adjusting gears;
the pipe supporting block is supported below the two semicircular bent plates.
2. The self-forming welding equipment for the reducer pipe according to claim 1, wherein the self-forming welding equipment comprises: the welding assembly comprises a welding machine, a moving trolley, a telescopic structure and a welding gun, the welding machine is fixedly placed on the moving trolley, and the telescopic structure is connected with the welding machine and the welding gun.
3. The self-forming welding equipment for the reducer pipe according to claim 2, wherein: and the welding gun is used for completing welding above the two semicircular bent plates.
4. The self-forming welding equipment for the variable-diameter pipe according to claim 1, characterized in that: the two pipe supporting blocks are arranged and correspond to the middle positions of the two combined pipe clamping components respectively and are used for supporting the reducer pipe below the reducer pipe.
5. The self-forming welding equipment for the variable-diameter pipe according to claim 4, characterized in that: the whole pipe supporting block is of a trapezoidal structure, and the upper surface of the trapezoidal structure is matched with two semicircular bent plates to form an arc structure.
6. A self-forming welding method for reducer pipes, which is based on the self-forming welding equipment for reducer pipes in any one of claims 1-5, and is characterized by comprising the following steps:
the method comprises the following steps that firstly, two semicircular bent plates of the reducer pipe are manufactured according to a preset shape through cutting and bending, so that the cleanliness requirements of surfaces to be welded of the two semicircular bent plates can meet the requirements of no oil film, no water film and no impurities;
secondly, the left and right positions of the two pipe clamping assemblies on the right side are timely adjusted through adjusting the positions of the pipe supporting blocks and the gear adjusting assemblies, and the two semicircular bent plates are fixed in the middle of the pipe clamping assemblies;
step three, welding two semicircular bent plates at the upper part by adopting a welding assembly;
adjusting the left and right positions of the two pipe clamping assemblies on the right side in due time by adjusting the positions of the pipe supporting blocks and the gear adjusting assemblies, and turning over the two semicircular bent plates;
step five, repeating the step three, and welding the other surfaces of the two semicircular bent plates at the upper part by adopting a welding assembly;
and step six, after welding is finished, detaching the reducer pipe, and performing nondestructive testing according to a preset standard to finish self-forming welding of the reducer pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211363396.7A CN115502602A (en) | 2022-11-02 | 2022-11-02 | Self-forming welding equipment and method for reducing pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211363396.7A CN115502602A (en) | 2022-11-02 | 2022-11-02 | Self-forming welding equipment and method for reducing pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115502602A true CN115502602A (en) | 2022-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211363396.7A Pending CN115502602A (en) | 2022-11-02 | 2022-11-02 | Self-forming welding equipment and method for reducing pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115502602A (en) |
Citations (7)
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|---|---|---|---|---|
| CN204366244U (en) * | 2014-12-11 | 2015-06-03 | 云南昆钢新型复合材料开发有限公司 | The outer composite tube welding device of a kind of stainless steel |
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| CN107225159A (en) * | 2017-06-05 | 2017-10-03 | 江阴市三和重工钢制品有限公司 | Small-diameter thick-walled Taper Pipe process for making |
| CN208644456U (en) * | 2018-07-12 | 2019-03-26 | 温州泰昌铁塔制造有限公司 | A kind of steel tube tower supervisor joint close weldedization equipment |
| CN209886873U (en) * | 2019-04-27 | 2020-01-03 | 青岛东华能源设备制造有限公司 | Straight seam welding equipment for argon arc welding pipe blank |
| CN211966285U (en) * | 2020-03-23 | 2020-11-20 | 宝鸡市福齐钛镍管件制造有限公司 | Pipe fitting welding and shaping device for seaming machine |
| CN217702141U (en) * | 2022-06-09 | 2022-11-01 | 安徽金威管业有限公司 | Tool jig for welding and forming variable-diameter connecting pipe |
-
2022
- 2022-11-02 CN CN202211363396.7A patent/CN115502602A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204366244U (en) * | 2014-12-11 | 2015-06-03 | 云南昆钢新型复合材料开发有限公司 | The outer composite tube welding device of a kind of stainless steel |
| CN105834552A (en) * | 2016-06-17 | 2016-08-10 | 广东金溢盛特材有限公司 | Butt joint and spot welding seaming machine for two half parts of pipe |
| CN107225159A (en) * | 2017-06-05 | 2017-10-03 | 江阴市三和重工钢制品有限公司 | Small-diameter thick-walled Taper Pipe process for making |
| CN208644456U (en) * | 2018-07-12 | 2019-03-26 | 温州泰昌铁塔制造有限公司 | A kind of steel tube tower supervisor joint close weldedization equipment |
| CN209886873U (en) * | 2019-04-27 | 2020-01-03 | 青岛东华能源设备制造有限公司 | Straight seam welding equipment for argon arc welding pipe blank |
| CN211966285U (en) * | 2020-03-23 | 2020-11-20 | 宝鸡市福齐钛镍管件制造有限公司 | Pipe fitting welding and shaping device for seaming machine |
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