CN113695771B - Cold-pressing welding forming process for arched decorative plate - Google Patents
Cold-pressing welding forming process for arched decorative plate Download PDFInfo
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- CN113695771B CN113695771B CN202110960934.XA CN202110960934A CN113695771B CN 113695771 B CN113695771 B CN 113695771B CN 202110960934 A CN202110960934 A CN 202110960934A CN 113695771 B CN113695771 B CN 113695771B
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- 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
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- 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
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/07—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor
- E04F13/08—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements
- E04F13/0889—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements characterised by the joints between neighbouring elements, e.g. with joint fillings or with tongue and groove connections
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- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention relates to a cold-pressing welding forming process of an arched decorative plate, which is characterized by comprising the following steps of: the specific forming process comprises the following steps: s1: welding the decorative plate; s3: welding the decorative base; s2: assembling and welding the decorative T rows; the decorative T rows are arranged among the decorative plates to connect the adjacent decorative plates, so that the attaching degree between the decorative plates and the chord members can be ensured through the connection of the decorative T rows, and the welding difficulty between the decorative plates and the chord members is reduced; the problem of butt joint errors between adjacent decorative plates is solved by decorating the T rows, so that the consistency of the overall appearance profile is ensured, the welding time is reduced, and the welding efficiency is improved; in addition, when the decorative plate is welded with the chord member at the end part, the decorative base is arranged in the gap, so that the gap is avoided, and the integral attractiveness is improved.
Description
Technical Field
The invention relates to the technical field of decorative plate cold-pressing welding forming, in particular to an arch decorative plate cold-pressing welding forming process.
Background
The common arched decorative plate is arranged on a bridge with a truss, and the special-shaped chord member on the truss is decorated and beautified through the decorative plate; in common welding forming of the decorative plates, segmentation division is required according to curves of the chords, the decorative plates are generally directly connected, so that deformation occurs after integral welding, the attaching effect of the chords is reduced, and the decorative plates are not easily welded with the chords; in addition, in general, in order to attach the original molded line structure to the decorative plate at the end of the chord, a gap is often left between the chord and the decorative plate, which leads to a reduction in the overall appearance.
Disclosure of Invention
The invention aims to solve the technical problem of providing a cold-pressing welding forming process for an arched decorative plate, which can solve the problems that the joint degree between an integral structure and a chord member is low and the welding operability is reduced due to the direct welding when the common arched decorative plate is spliced into sections; in addition, the decorative plate has a large gap when the end of the chord is welded, resulting in a reduction in the overall beauty.
In order to solve the technical problems, the technical scheme of the invention is as follows: the cold-pressing welding forming process of the arch-shaped decorative plate has the innovation points that: the specific forming process comprises the following steps:
s1: installing and welding a decorative plate: the decorative plate is of a semi-waist structure, and the decorative plate is blanked according to the size; the inner side stiffening plate is welded on the inner wall of the decorative plate along the extending direction, the inner side stiffening plate is disconnected along the transverse partition plate, and the transverse partition plate does not need to be provided with a notch; the inner side stiffening plate, the inner wall of the decorative plate and the transverse clapboard are fillet welds with 4mm welding feet; the welding edge of the diaphragm plate is reduced by 2mm for blanking, the diaphragm plate and the inner wall of the decorative plate are fillet welds, and the welding leg is 4mm;
s2: and (4) decoration T row assembling and welding: the decorative T rows are arranged at two ends of the decorative plate and used for connecting adjacent decorative plates; the decorative T-shaped row comprises a semi-waist panel and a web plate; the web plate is vertically welded on the inner wall of the semi-waist panel, so that the section of the decorative T row is of a T-shaped structure, a fillet weld is spliced between the semi-waist panel and the web plate, and the weld leg is 4mm;
s3: installing and welding a decorative base: the decorative base is arranged at a gap position where an integral structure formed by the decorative plate is connected with the chord member, and comprises a bottom plate, a side plate and an inner partition plate; the side plates are arranged on two sides of the bottom plate to form a U-shaped structure, and the inner partition plates are sequentially welded on the inner walls of the side plates and the bottom plate along the extension direction of the bottom plate; blanking one end of the bottom plate according to a set size, and adding a 20mm allowance at the other end; the butt joint between the bottom plates adopts a steel liner welding mode with a gap of 6mm, and two ends of the gap are uniformly distributed; the splicing positions between the bottom plates are welded in a penetration way, the butt joint between the side plates adopts the welding of 5mm of steel liner gap, and the outer side welding feet are less than 3mm; the inner baffle plate, the bottom plate and the side plates at two sides are welded by double-sided fillet welding, and are ground flat and tightly propped on site.
Furthermore, if the decorative plate needs to be disconnected during installing and welding of the S1 decorative plate, angle steel needs to be additionally arranged at the disconnected position, an angle welding seam is adopted between the angle steel and the framework, and a welding leg is 4mm; the decorative plate is welded in a 6mm gap mode in a butt joint mode, the two sides of the gap are equally divided, and the decorative plate and the chord members are welded in a fillet weld mode.
Furthermore, the decoration T in S2 is arranged and welded, fillet welds are formed between the semi-waist-shaped panels and the webs and the chords, U-shaped notches are formed in the webs, and 2mm blanking is performed on two sides of each notch in an enlarged mode.
Furthermore, the outer surface of the decorative plate and the outer surface of the decorative base are respectively coated with 80 μm of epoxy zinc-rich primer, 140 μm of epoxy mica iron intermediate paint and 30 μm of fluorocarbon finish; the inner surface is coated with epoxy zinc-rich primer 80 μm.
The invention has the advantages that:
1) According to the invention, the decorative T rows are arranged among the decorative plates to connect the adjacent decorative plates, so that the joint degree between the decorative plates and the chord members can be ensured through the connection of the decorative T rows, and the welding difficulty between the decorative plates and the chord members is reduced; the problem of butt joint errors between adjacent decorative plates is solved through the decorative T rows, so that the consistency of the overall appearance molded lines is ensured, the welding time is reduced, and the welding efficiency is improved; in addition, when the decorative plate is welded with the chord member at the end part, the decorative base is arranged in the gap, so that the gap is avoided, and the integral attractiveness is improved.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a flow chart of the cold-press welding forming process of the arched decorative plate.
Fig. 2 is a perspective view of a decorative plate of the arch-shaped decorative plate cold-press welding forming process of the invention.
Fig. 3 is a perspective view of a decorative T-bar of the cold-press welding forming process of an arched decorative board of the present invention.
Fig. 4 is a perspective view of a decorative base of the cold-press welding process for forming an arched decorative plate of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, 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 in specific cases to those skilled in the art.
The cold-press welding forming process for the arched decorative plate shown in fig. 1 to 4 comprises the following specific forming processes:
s1: installing and welding a decorative plate: the decorative plate is in a semi-waist structure, and the decorative plate is blanked according to the size; welding inner side stiffening plates on the inner wall of the decorative plate along the extending direction, wherein the inner side stiffening plates are broken along the transverse partition plate, and the transverse partition plate does not need to be provided with a notch; the inner side stiffening plate, the inner wall of the decorative plate and the transverse clapboard are fillet welds with 4mm welding feet; the welding edge of the diaphragm plate is reduced by 2mm for blanking, the diaphragm plate and the inner wall of the decorative plate are fillet welds, and the welding leg is 4mm;
s2: and (4) decoration T row welding: the decorative T rows are arranged at two ends of the decorative plate and used for connecting adjacent decorative plates; the decorative T-shaped row comprises a semi-waist-shaped panel and a web plate; the web plate is vertically welded on the inner wall of the semi-waist-shaped panel, so that the section of the decorative T row is of a T-shaped structure, the semi-waist-shaped panel and the web plate are spliced into a fillet weld, and the weld leg is 4mm;
s3: installing and welding a decorative base: the decorative base is arranged at a gap position where an integral structure formed by the decorative plate is connected with the chord member, and comprises a bottom plate, a side plate and an inner partition plate; the side plates are arranged on two sides of the bottom plate to form a U-shaped structure, and the inner partition plates are sequentially welded on the inner walls of the side plates and the bottom plate along the extension direction of the bottom plate; blanking one end of the bottom plate according to a set size, and adding a 20mm allowance at the other end; the butt joint between the bottom plates adopts a steel liner welding mode with a gap of 6mm, and two ends of the gap are uniformly distributed; the splicing positions between the bottom plates are welded through fusion, the butt joint between the side plates is welded by adopting a steel liner gap of 5mm, and the outer side welding feet are smaller than 3mm; the inner baffle plate, the bottom plate and the side plates at two sides are welded by double-sided fillet welding, and are ground flat and tightly propped on site.
S1, if the decorative plate needs to be disconnected during the assembling and welding of the decorative plate, angle steel needs to be additionally arranged at the disconnected position, a fillet weld is adopted between the angle steel and a framework, and the welding leg is 4mm; the decorative plate is welded in a 6mm gap mode in a butt joint mode, the two sides of the gap are equally divided, and the decorative plate and the chord members are welded in a fillet weld mode.
And S2, performing T-row decoration welding on the decoration, forming fillet welds between the semi-waist-shaped panels and the web plates and the chord members, forming U-shaped notches in the web plates, and discharging materials of 2mm on two sides of each notch in an enlarged mode.
The outer surfaces of the decorative plate and the decorative base are respectively coated with 80 mu m of epoxy zinc-rich primer, 140 mu m of epoxy micaceous iron intermediate paint and 30 mu m of fluorocarbon finish; the inner surface is coated with epoxy zinc-rich primer of 80 μm.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The cold-pressing welding forming process of the arched decorative plate is characterized in that: the specific forming process comprises the following steps:
s1: installing and welding a decorative plate: the decorative plate is of a semi-waist structure, and the decorative plate is blanked according to the size; the inner side stiffening plate is welded on the inner wall of the decorative plate along the extending direction, the inner side stiffening plate is disconnected along the transverse partition plate, and the transverse partition plate does not need to be provided with a notch; the inner side stiffening plate, the inner wall of the decorative plate and the transverse partition plate are all fillet welds, and the welding feet are 4mm; the welding edge of the diaphragm plate is reduced by 2mm for blanking, the diaphragm plate and the inner wall of the decorative plate are fillet welds, and the welding leg is 4mm;
s2: and (4) decoration T row welding: the decorative T rows are arranged at two ends of the decorative plate and used for connecting adjacent decorative plates; the decorative T-shaped row comprises a semi-waist-shaped panel and a web plate; the web plate is vertically welded on the inner wall of the semi-waist-shaped panel, so that the section of the decorative T row is of a T-shaped structure, the semi-waist-shaped panel and the web plate are spliced into a fillet weld, and the weld leg is 4mm;
s3: installing and welding a decorative base: the decorative base is arranged at a gap position where an integral structure formed by the decorative plate is connected with the chord member, and comprises a bottom plate, a side plate and an inner partition plate; the side plates are arranged on two sides of the bottom plate to form a U-shaped structure, and the inner partition plates are sequentially welded on the inner walls of the side plates and the bottom plate along the extension direction of the bottom plate; blanking one end of the bottom plate according to a set size, and adding a 20mm allowance at the other end; the butt joint between the bottom plates adopts a steel liner welding mode with a gap of 6mm, and the two ends of the gap are equally divided; the splicing positions between the bottom plates are welded in a penetration way, the butt joint between the side plates adopts the welding of 5mm of steel liner gap, and the outer side welding feet are less than 3mm; the inner baffle plate, the bottom plate and the side plates at two sides are welded by double-sided fillet welding, and are ground flat and tightly propped on site.
2. The cold-press welding forming process for the arched decorative plates as claimed in claim 1, wherein the cold-press welding forming process comprises the following steps: if the decorative plate needs to be disconnected during installing and welding of the decorative plate S1, angle steel needs to be additionally arranged at the disconnected position, an angle welding seam is adopted between the angle steel and the framework, and a welding leg is 4mm; the decorative plate is welded in a 6mm gap mode in a butt joint mode, the two sides of the gap are equally divided, and the decorative plate and the chord members are welded in a fillet weld mode.
3. The cold-pressing welding forming process of the arched decorative plate according to claim 1, wherein the cold-pressing welding forming process comprises the following steps: and in the S2, decorative T-shaped rows are welded, fillet welds are formed between the semi-waist-shaped panels and the webs and the chords, U-shaped notches are formed in the webs, and 2mm blanking is amplified on two sides of each notch.
4. The cold-pressing welding forming process of the arched decorative plate according to claim 1, wherein the cold-pressing welding forming process comprises the following steps: the outer surfaces of the decorative plate and the decorative base are respectively coated with 80 mu m of epoxy zinc-rich primer, 140 mu m of epoxy micaceous iron intermediate paint and 30 mu m of fluorocarbon finish paint; the inner surface is coated with epoxy zinc-rich primer of 80 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110960934.XA CN113695771B (en) | 2021-08-20 | 2021-08-20 | Cold-pressing welding forming process for arched decorative plate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110960934.XA CN113695771B (en) | 2021-08-20 | 2021-08-20 | Cold-pressing welding forming process for arched decorative plate |
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| CN113695771A CN113695771A (en) | 2021-11-26 |
| CN113695771B true CN113695771B (en) | 2022-10-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH10277741A (en) * | 1997-04-08 | 1998-10-20 | Nippon Kokan Light Steel Kk | Manufacturing control method for automatic welding apparatus having metal-made box state structural body and manufacturing control device |
| US10590615B2 (en) * | 2016-06-28 | 2020-03-17 | Vigor Industrial Llc | Orthotropic deck |
| CN109351576A (en) * | 2018-10-19 | 2019-02-19 | 江苏京沪重工有限公司 | A kind of bridge construction enamelling process |
| CN109208454B (en) * | 2018-10-19 | 2023-12-22 | 江苏京沪重工有限公司 | Inlaid segmented structure between steel bridge roof |
| CN109208486B (en) * | 2018-10-19 | 2020-09-01 | 江苏京沪重工有限公司 | Embedding and repairing segmented manufacturing process between steel bridge roof plates |
| CN109989352A (en) * | 2019-04-26 | 2019-07-09 | 江苏京沪重工有限公司 | A kind of Steel Truss Beam top boom and lower boom assembly moulding bed and splicing structure |
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