CN220073709U - Welding fixture for outer turning section assembly of exhaust device - Google Patents
Welding fixture for outer turning section assembly of exhaust device Download PDFInfo
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- CN220073709U CN220073709U CN202321277115.6U CN202321277115U CN220073709U CN 220073709 U CN220073709 U CN 220073709U CN 202321277115 U CN202321277115 U CN 202321277115U CN 220073709 U CN220073709 U CN 220073709U
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- 238000003466 welding Methods 0.000 title claims abstract description 60
- 238000009434 installation Methods 0.000 claims description 29
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 abstract description 6
- 210000001503 joint Anatomy 0.000 abstract description 6
- 229910052786 argon Inorganic materials 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a welding fixture for an outer turning section assembly of an exhaust device, wherein a positioning base assembly is formed by assembling and welding a beam a, a beam b and a positioning plate a, and a positioning hole b corresponding to a hole of a mounting edge b is processed on the positioning base assembly after assembling and welding; the vertical positioning seat component is formed by assembling and welding a beam c, a beam d and a positioning plate b, and a positioning hole a corresponding to the hole a of the mounting edge is processed on the vertical positioning seat component after assembling and welding. Fastening by using a hexagon head bolt, a hexagon head nut and a hexagon head gasket; then placing the outer wall surface assembly at a butt joint position with the two mounting edges, performing circumferential positioning welding after adjustment, and correcting the size and the offset after welding; and finally, carrying out formal girth weld manual argon arc welding on the welding fixture. The utility model has simple operation, is convenient for welding operation, is beneficial to improving the welding quality, improves the processing precision and improves the processing efficiency.
Description
Technical Field
The utility model relates to the technical field of welding clamps for external turning section assemblies of ship exhaust devices, in particular to a welding clamp for an external turning section assembly of an exhaust device.
Background
The external turning section assembly (figure one and figure two) in a certain naval vessel exhaust device project is one of important assemblies, and the main structure of the external turning section assembly is formed by welding a X7000.55.039A mounting edge, a X7000.55.832 outer wall surface assembly and a X7000.55.043 mounting edge in a grouping manner. X7000.55.832 outer wall surface assembly is formed by combining and welding a plurality of sections of thin-wall bent sections with different molded surfaces in a segmented mode, and the thin-wall bent sections forming the structure of the assembly are large in number, high in installation accuracy and easy to deform in welding. X7000.55.039A and X7000.55.043 are welded to two circular openings of X7000.55.832 outer wall assembly respectively, and are ring-shaped with holes, and the drawing requires that the central axes of the two mounting edges are perpendicular in front view direction and on the same axis in left view direction.
The original processing method is manual alignment and positioning, and because the X7000.55.832 outer wall surface assembly is a thin-wall bent section formed by assembling and welding multiple sections of different molded surfaces, the structure is unstable, the operation is difficult, the central axes of two mounting edges are vertical and coaxial after welding, the drawing requirements are difficult to ensure, and the processing precision is unstable.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a welding fixture for an external turning section assembly of an exhaust device, which comprises the following specific technical scheme:
a welding fixture for an outer turning section assembly of an exhaust device comprises a positioning base assembly and a vertical positioning seat assembly;
the positioning base assembly consists of a beam a, a beam b and a positioning plate a, wherein the two beams b are vertically arranged between the two beams a, the left side end of the beam a is aligned and welded with the beam b, and the right side end of the beam a extends out of the beam a to form a square frame with the beam b to form a positioning base connecting end;
the positioning plates a are welded at four corners in a square frame formed by the beams a and b; the end surfaces of the positioning plate a, the beam a and the beam b are arranged on a plane to form a positioning surface of the positioning base;
the positioning surface of the positioning base is provided with a positioning hole b corresponding to the hole b of the mounting edge;
the vertical positioning seat assembly consists of a beam c, a beam d and a positioning plate b, wherein the two beams d are arranged between the two beams c in parallel, the upper end of the beam d is aligned and welded with the beam c, and the lower end of the beam d extends out of the beam c to form a square frame with the beam d to form a connecting end of the vertical positioning seat;
the positioning plates b are welded at four corners in a square frame formed by the beams c and d; the end surfaces of the positioning plate b, the beam c and the beam d are arranged on a plane to form a vertical positioning surface;
the vertical positioning surface is provided with a positioning hole a corresponding to the hole a of the mounting edge;
the connecting end of the vertical positioning seat is welded on the connecting end of the positioning base on the right side of the positioning base, and the positioning base component and the vertical positioning seat component are welded to form an L-shaped right angle;
the installation side a and the installation side b penetrate into the positioning holes a and b through hexagon head bolts, gaskets and nuts to lock the installation side a and the installation side b on the corresponding vertical positioning seat assembly and the positioning base assembly.
The welding fixture for the outer turning section assembly of the exhaust device is characterized in that the number of the positioning holes a and the number of the positioning holes b are correspondingly arranged according to the holes of the installation edges a and b.
The welding fixture for the outer turning section assembly of the exhaust device is characterized in that the beam a, the beam b, the beam c and the beam d are all I-steel, and the thickness of an upper flange plate of the I-steel is consistent with that of a locating plate b of a locating plate a.
The welding fixture for the outer turning section assembly of the exhaust device is characterized in that the sizes of the positioning plate a and the positioning plate b are set according to the circumferential size of the installation edge a and the installation edge b, and the welding fixture can meet the circumferential arrangement of holes of the installation edge a and the installation edge b.
The welding fixture for the outer turning section assembly of the exhaust device is characterized in that the dimensions of a positioning base assembly and a vertical positioning base assembly in the welding fixture are applied to the welding procedure of the installation edges with the model numbers of X7000.55.039A and X7000.55.043 and the outer wall surface assembly with the model number of X7000.55.832.
A welding process of an exhaust device outer turning section assembly welding fixture: during operation, firstly, the holes of the mounting edge b and the mounting edge a are respectively matched with the positioning hole b of the positioning base assembly and the positioning hole a of the vertical positioning base assembly in a butt joint manner, and are fastened on the corresponding positioning hole b and the positioning hole a through a hexagon head bolt, a hexagon head nut and a hexagon head gasket; then, two circular openings of the outer wall surface assembly are placed at the butt joint positions of the two circular openings with the mounting edge a and the mounting edge b, circumferential positioning welding is carried out after adjustment, and the size and the offset are corrected after welding; and finally, carrying out formal girth weld manual argon arc welding on the welding fixture.
Advantageous effects
The welding fixture is fixed according to the position and precision required by the drawing, and then the two mounting edges are respectively in butt welding with the round opening of the outer wall surface. Therefore, the vertical and coaxial precision of the butt joint of the two mounting edges and the outer wall surface assembly can be guaranteed, the hexagon head bolts, the nuts and the gaskets are adopted for connection, the operation is simple and convenient, the fixture can effectively control welding deformation, the mounting precision meets the design drawing requirement, the welding operation is convenient, the welding quality is improved, the machining precision is improved, and the machining efficiency is improved.
Drawings
FIG. 1 is a front view of an outside curve segment assembly;
FIG. 2 is a view of the outside curve segment assembly;
FIG. 3 is a front view of the outer curve segment assembly welding jig;
FIG. 4 is a side view of the outer curve segment assembly welding fixture;
FIG. 5 is a top view of the outer curve segment assembly welding fixture;
FIG. 6 is an assembly view of the mounting edge b and the positioning base assembly;
FIG. 7 is an assembly view of the mounting edge a and the vertical positioning seat assembly;
fig. 8 is a schematic diagram of the assembly and welding of the outer corner section.
In the figure: 1-positioning base assembly, 2-vertical positioning base assembly, 3-beam a, 4-beam b, 5-positioning plate a, 6-beam c, 7-beam d, 8-positioning plate b, 9-positioning hole b, 10-positioning hole a, 11-hexagonal bolt, 12-gasket, 13-nut, 14-positioning base connecting end, 15-positioning base positioning surface, 16-vertical positioning base connecting end, 17-vertical positioning surface, 18-mounting side a, 19-mounting side b, 20-outer wall surface assembly.
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.
Referring to fig. 3-8, an exhaust outer turning section assembly welding fixture comprises a positioning base assembly 1 and a vertical positioning base assembly 2;
the positioning base assembly 1 consists of a beam a3, a beam b4 and a positioning plate a5, wherein the two beams b4 are vertically arranged between the two beams a3, the left side end of the beam a3 is aligned and welded with the beam b4, and the right side end of the beam a3 extends out of the beam a3 and the beam b4 to form a square frame shape to form a positioning base connecting end 14;
the positioning plates a5 are welded at four corners in a square frame formed by the beams a3 and b 4; the end surfaces of the positioning plate a5, the beam a3 and the beam b4 are arranged on a plane to form a positioning surface 15 of the positioning base;
the positioning surface 15 of the positioning base is provided with a positioning hole b9 corresponding to the hole of the mounting edge b 19;
the vertical positioning seat assembly 2 consists of a beam c6, a beam d7 and a positioning plate b8, wherein the two beams d7 are arranged between the two beams c6 in parallel, the upper end of the beam d7 is aligned and welded with the beam c6, and the lower end of the beam d7 extends out of the beam c6 to form a square frame with the beam d7 to form a vertical positioning seat connecting end 16;
the positioning plates b8 are welded at four corners in a square frame formed by enclosing the beam c6 and the beam d 7; the end surfaces of the positioning plate b8, the beam c6 and the beam d7 are arranged on a plane to form a vertical positioning surface 17;
the vertical positioning surface 17 is provided with a positioning hole a10 corresponding to the hole of the mounting edge a 18;
the vertical positioning seat connecting end 16 is welded on the positioning seat connecting end 14 on the right side of the positioning seat assembly 1, and the positioning seat assembly 1 and the vertical positioning seat assembly 2 are welded to form an L-shaped right angle;
the installation edge a18 and the installation edge b19 penetrate through the positioning holes a10 and the positioning holes b9 through the hexagon head bolts 11, the gaskets 12 and the nuts 13 to lock the installation edge a and the installation edge b to the corresponding vertical positioning seat assembly 2 and the positioning base assembly 1.
The number of the positioning holes a10 and the positioning holes b9 is correspondingly set according to the holes of the mounting sides a18 and b 19.
And the beams a3, b4, c6 and d7 are all I-steel, and the thickness of the I-steel upper edge plate is consistent with that of the locating plate b8 of the locating plate a 5.
The sizes of the positioning plate a5 and the positioning plate b8 are set according to the circumferential size of the installation edge b19 of the installation edge a18, and the circumferential arrangement of the holes of the installation edge a18 and the installation edge b19 is satisfied.
The dimensions of the positioning base and the vertical positioning base in the welding fixture are applied to the welding procedure of the installation edges with the model numbers of X7000.55.039A and X7000.55.043 and the outer wall surface assembly with the model number of X7000.55.832.
A welding process of an exhaust device outer turning section assembly welding fixture: during operation, firstly, holes of the mounting edge b19 and the mounting edge a18 are respectively in butt joint fit with a positioning hole b9 of the positioning base assembly 1 and a positioning hole a10 of the vertical positioning base assembly 2, and are fastened on the corresponding positioning hole b9 and the positioning hole a10 through a hexagon head bolt 11, a nut 13 and a gasket 12; then placing two circular openings of the outer wall surface assembly 20 at the butt joint positions of the two circular openings with the mounting edge a18 and the mounting edge b19, performing circumferential positioning welding after adjustment, and correcting the size and the offset after welding; and finally, carrying out formal girth weld manual argon arc welding on the welding fixture.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An exhaust apparatus turns around section sub-assembly welding jig outward, its characterized in that: comprises a positioning base assembly and a vertical positioning seat assembly;
the positioning base assembly consists of a beam a, a beam b and a positioning plate a, wherein the two beams b are vertically arranged between the two beams a, the left side end of the beam a is aligned and welded with the beam b, and the right side end of the beam a extends out of the beam a to form a square frame with the beam b to form a positioning base connecting end;
the positioning plates a are welded at four corners in a square frame formed by the beams a and b; the end surfaces of the positioning plate a, the beam a and the beam b are arranged on a plane to form a positioning surface of the positioning base;
the positioning surface of the positioning base is provided with a positioning hole b corresponding to the hole b of the mounting edge;
the vertical positioning seat assembly consists of a beam c, a beam d and a positioning plate b, wherein the two beams d are arranged between the two beams c in parallel, the upper end of the beam d is aligned and welded with the beam c, and the lower end of the beam d extends out of the beam c to form a square frame with the beam d to form a connecting end of the vertical positioning seat;
the positioning plates b are welded at four corners in a square frame formed by the beams c and d; the end surfaces of the positioning plate b, the beam c and the beam d are arranged on a plane to form a vertical positioning surface;
the vertical positioning surface is provided with a positioning hole a corresponding to the hole a of the mounting edge;
the connecting end of the vertical positioning seat is welded on the connecting end of the positioning base on the right side of the positioning base, and the positioning base component and the vertical positioning seat component are welded to form an L-shaped right angle;
the installation side a and the installation side b penetrate into the positioning holes a and b through hexagon head bolts, gaskets and nuts to lock the installation side a and the installation side b on the corresponding vertical positioning seat assembly and the positioning base assembly.
2. An exhaust outer curve segment assembly welding jig as set forth in claim 1, wherein: the number of the positioning holes a and the positioning holes b is correspondingly set according to the holes of the mounting side a and the mounting side b.
3. An exhaust outer curve segment assembly welding jig as set forth in claim 1, wherein: and the beam a, the beam b, the beam c and the beam d are all I-steel, and the thickness of an upper flange plate of the I-steel is consistent with that of a locating plate b of the locating plate a.
4. An exhaust outer curve segment assembly welding jig as set forth in claim 1, wherein: the sizes of the positioning plate a and the positioning plate b are set according to the circumferential size of the installation edge a and the installation edge b, and the holes of the installation edge a and the installation edge b are circumferentially distributed.
5. An exhaust outer curve segment assembly welding jig as set forth in claim 1, wherein: the dimensions of the positioning base assembly and the vertical positioning base assembly in the welding fixture are applied to the welding procedure of the installation edges with the model numbers X7000.55.039A and X7000.55.043 and the outer wall surface assembly with the model number X7000.55.832.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321277115.6U CN220073709U (en) | 2023-05-24 | 2023-05-24 | Welding fixture for outer turning section assembly of exhaust device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321277115.6U CN220073709U (en) | 2023-05-24 | 2023-05-24 | Welding fixture for outer turning section assembly of exhaust device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220073709U true CN220073709U (en) | 2023-11-24 |
Family
ID=88827658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321277115.6U Active CN220073709U (en) | 2023-05-24 | 2023-05-24 | Welding fixture for outer turning section assembly of exhaust device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220073709U (en) |
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2023
- 2023-05-24 CN CN202321277115.6U patent/CN220073709U/en active Active
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