CN106825974B - A kind of butt weld fill method based on ship Steel-aluminium composite board - Google Patents
A kind of butt weld fill method based on ship Steel-aluminium composite board Download PDFInfo
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- CN106825974B CN106825974B CN201710153346.9A CN201710153346A CN106825974B CN 106825974 B CN106825974 B CN 106825974B CN 201710153346 A CN201710153346 A CN 201710153346A CN 106825974 B CN106825974 B CN 106825974B
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- steel
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- aluminium composite
- composite board
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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
-
- 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
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/001—Interlayers, transition pieces for metallurgical bonding of workpieces
- B23K35/002—Interlayers, transition pieces for metallurgical bonding of workpieces at least one of the workpieces being of light metal
-
- 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
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/001—Interlayers, transition pieces for metallurgical bonding of workpieces
- B23K35/004—Interlayers, transition pieces for metallurgical bonding of workpieces at least one of the workpieces being of a metal of the iron group
-
- 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
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/24—Selection of soldering or welding materials proper
- B23K35/26—Selection of soldering or welding materials proper with the principal constituent melting at less than 400 degrees C
- B23K35/268—Pb as the principal constituent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/18—Sheet panels
- B23K2101/185—Tailored blanks
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/08—Non-ferrous metals or alloys
- B23K2103/10—Aluminium or alloys thereof
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a kind of butt weld fill methods based on ship Steel-aluminium composite board, and when to two pieces of Steel-aluminium composite board butt welding, the non-integration region generated between aluminium weld seam and steel weld seam, the present invention is filled using liquid lead.Compared with the technique being filled in the prior art using structural silicone adhesive, since lead has as metal, density is big, low-melting characteristic, not only make fill process it is easy to operate, it is environmentally protective, filling it is low in cost, the weld seam on Steel-aluminium composite board after being also integrated the filling rate height of weld seam, butt welding is not easy to be oxidized, corrode, Steel-aluminium composite board obtained by welding is durable, effect highly significant.The fill process is highly suitable for shipping industry technical field.
Description
Technical field
The present invention relates to a kind of material welding processing technologies, and in particular to a kind of butt welding based on ship Steel-aluminium composite board
Stitch fill method.
Background technique
Steel-aluminium composite board is to realize steel plate and aluminium sheet both different metals on interface securely
Metallurgical bonding and a kind of new material for preparing.Although each layer metal still keeps respective primary characteristic, it is compound after steel aluminium
The physics of composite plate, chemistry, mechanical property are more more advantageous than single metal.Therefore, Steel-aluminium composite board is widely used in national warp
Help each field, such as petroleum, chemical industry, ship, space flight, electric power, especially rises and uses in shipbuilding industry recent years.
The manufacturing industry of each row according to production needs, generally requires 2 pieces or 2 pieces or more of Steel-aluminium composite board being welded on one
It rises, such as the manufacturing industry of ship.But due to the fusing point of steel be 1400 ° -1500 ° between, and the fusing point of aluminium be 660 °, two kinds of metals
Fusing point it is different so that 2 pieces of Steel-aluminium composite boards can be generated in butt welding, between aluminium weld seam and steel weld seam between not merging
Gap cannot achieve seamless welding.In the prior art, to solve the above problems, respectively structural silicone adhesive is usually used in manufacture shipyard
Not merge gap when filling Steel-aluminium composite board butt weld.This technology is commonly used in field of shipbuilding and achieves
Certain effect.But it due to ship mostly shipping at sea, is influenced by natural causes such as seawater, the sun, seawater, in use process
In, structural silicone adhesive be oxidized easily or because reason of expanding with heat and contract with cold make to occur at butt weld between Steel-aluminium composite board cracking,
Situations such as corrosion, causes huge threat to the safe handling of ship.Therefore, develop that a kind of filling rate is high, fill process letter
The durable new technology of the Steel-aluminium composite board that single, filling obtains is an important research direction of shipbuilding industry.
Summary of the invention
In view of the above-mentioned deficiencies, technical problem to be solved by the invention is to provide a kind of based on ship Steel-aluminium composite board
Butt weld fill method, this kind of technique can not only meet the Steel-aluminium composite board that actual fill process requirement and processing obtain
It is durable, have the characteristics that filling rate it is high, it is environmentally protective, easy to operate, save human cost.
To achieve the above object, the invention is realized by the following technical scheme:
A kind of butt weld fill method based on ship Steel-aluminium composite board, comprising the following steps:
S1, two pieces of Steel-aluminium composite boards are taken, then by two pieces of Steel-aluminium composite boards aluminium sheet part and sheet steel sections respectively into
Row docking, and the four side bevels at docking；
S2, along groove by dock it is smooth after two pieces of Steel-aluminium composite boards weld；
S3, the Steel-aluminium composite board after step S2 welding, the faying face after aluminium sheet part is mutually welded is aluminium weld seam, steel plate portion
Faying face after split-phase welding is steel weld seam, and incomplete fusion region is weld gap to be filled between aluminium weld seam and steel weld seam；
S4, lead is chosen according to the size of weld gap to be filled in step S3, heating fusing then is carried out to lead,
Obtain liquid lead；
S5, liquid lead made from step S4 is poured into weld gap to be filled, lead face is then gently beaten with sledgehammer, it will
Surface sheet lead grinding process is clean.
Above scheme, further, in step S2, to the welding of two pieces of Steel-aluminium composite boards can be used the mode of melting welding into
Row can be used as welding protection using argon gas at welding aluminum sheets part to improve welding quality, the metal of welding being prevented to be oxidized
Gas is used as using carbon dioxide at welding steel part and welds protective gas.
Above scheme, in step S3, to get to be filled after incomplete fusion region being punched, be cleared up by electric drill
Weld gap.
Above scheme, in step S1, for the ease of being welded, the groove can be Y type or V-type.
Above scheme in step S4, keeps processing technology simple, easily operated, can be placed in lead in aluminium beaker and melt
Change.
The invention has the benefit that
When the present invention is to two pieces of Steel-aluminium composite board butt welding, the non-integration region generated between aluminium weld seam and steel weld seam,
It is filled using liquid lead.Compared with the technique being filled in the prior art using structural silicone adhesive, since lead is made
Have that density is big, low-melting characteristic for metal, not only make that fill process is easy to operate, environmentally protective, filling is low in cost, also
The weld seam on Steel-aluminium composite board after being integrated the filling rate height of weld seam, butt welding is not easy to be oxidized, corrode, and welds and obtains
Steel-aluminium composite board it is durable, which is applicable to shipping industry field.
Detailed description of the invention
A kind of A-A sectional structure chart when Fig. 1 is two pieces of Steel-aluminium composite board butt welding.
Fig. 2 is Fig. 1 midship section structural schematic diagram.
Overlooking structure figure when Fig. 3 is two pieces of Steel-aluminium composite board docking.
Figure label are as follows: 1, Steel-aluminium composite board, 2, aluminium sheet part, 3, sheet steel sections, 4, aluminium weld seam, 5, steel weld seam, 6, not
Integration region, 7, groove, 8, weld gap to be filled.
Specific embodiment
Combined with specific embodiments below with attached drawing the present invention will be further explained explanation, but not to limit this hair
It is bright.
A kind of butt weld fill method based on ship Steel-aluminium composite board, comprising the following steps:
S1, two pieces of Steel-aluminium composite boards 1 are taken, then by two pieces of Steel-aluminium composite boards 1 aluminium sheet part 2 and sheet steel sections 3 divide
It is not docked, and the four side bevels 7 at docking, as shown in Figure 3；In the present embodiment, specifically, the groove 7 is Y type
Or V-type, it can also be that other are suitable for the groove of welding certainly；
S2, along groove 7 by dock it is smooth after two pieces of Steel-aluminium composite boards 1 weld.It in the present embodiment, is raising
Welding quality is specifically welded using melting welding mode；And to prevent steel and aluminium in welding process by the oxygen institute oxygen in atmosphere
Change, at welding aluminum sheets part 2 using argon gas as welding protective gas, at welding steel part 3 use carbon dioxide as
Weld protective gas.
S3, the Steel-aluminium composite board 1 after step S2 welding, the faying face after the welding of 2 phase of aluminium sheet part are aluminium weld seam 4, steel
Faying face after the welding of 3 phase of plate part is steel weld seam 5, and incomplete fusion region 6 is weld seam to be filled between aluminium weld seam 4 and steel weld seam 5
Gap 8, as shown in Figure 1.In the present embodiment, arrived after incomplete fusion region 6 is punched, cleared up using electric drill to be filled
Weld gap 8, as shown in Figure 2；
S4, lead is chosen according to the size of weld gap 8 to be filled in step S3, it is molten then to carry out heating to lead
Change, obtains liquid lead；It is easy to operate to make in the present embodiment, lead can be specifically placed in aluminium beaker and be melted；
S5, liquid lead made from step S4 is poured into weld gap 8 to be filled, lead face is then gently beaten with sledgehammer,
Surface sheet lead grinding process is clean.
The present invention selects filling raw material of the liquid lead as weld gap to be filled, is to have density as metal based on lead
Greatly, low-melting characteristic:
1) wherein fusing point is low is beneficial to that metal Solid Lead is quickly processed into liquid lead, and actual process operation is easy, fast
Victory, and reduce processing cost；
2) and density is greatly then in the case where same volume, when being filled to the same weld gap 8 to be filled, using lead
Packing ratio is heavier using other substances or metal filling, is conducive to the shipping of ship；
3) in addition, the surface of lead can generate basic carbonate thin film lead in air, internal oxidation is prevented, the steel after making welding
Aluminum composite plate is more durable.
Based on the above-mentioned weld gap to be filled filled using liquid lead on Steel-aluminium composite board can bring beneficial to effect
Fruit is it is found that the present inventor is the selection made and combination reality for the manufacture requirement of ship and the use environment of ship
Processing difficulty or ease and determined at original.Therefore the reality that filler-metallic lead selection course is exactly the present inventor is paid
Creativity process out.
It the above is only embodiments of the present invention are illustrated, is not intended to restrict the invention, for those skilled in the art
For, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this hair
Within bright protection scope.
Claims (5)
1. a kind of butt weld fill method based on ship Steel-aluminium composite board, which comprises the following steps:
S1, two pieces of Steel-aluminium composite boards (1) are taken, then by the aluminium sheet part (2) and sheet steel sections on two pieces of Steel-aluminium composite boards (1)
(3) it is docked respectively, and the four side bevels (7) at docking；
S2, along groove (7) by dock it is smooth after two pieces of Steel-aluminium composite boards (1) weld；
S3, through step S2 welding after Steel-aluminium composite board (1), aluminium sheet part (2) mutually weld after faying face be aluminium weld seam (4),
Faying face after sheet steel sections (3) mutually weld is steel weld seam (5), between aluminium weld seam (4) and steel weld seam (5) incomplete fusion region (6)
For weld gap to be filled (8)；
S4, lead is chosen according to the size of weld gap (8) to be filled in step S3, heating fusing then is carried out to lead,
Obtain liquid lead；
S5, liquid lead made from step S4 is poured into weld gap to be filled (8), lead face is then gently beaten with sledgehammer, it will
Surface sheet lead grinding process is clean.
2. the butt weld fill method according to claim 1 based on ship Steel-aluminium composite board, it is characterised in that: step
It in S2, is welded using melting welding mode, and welding protective gas is used as using argon gas at welding aluminum sheets part (2), is being welded
Using carbon dioxide as welding protective gas when connecing sheet steel sections (3).
3. the butt weld fill method according to claim 1 based on ship Steel-aluminium composite board, it is characterised in that: step
In S3, weld gap to be filled (8) are arrived after incomplete fusion region (6) are punched, cleared up by electric drill.
4. the butt weld fill method according to claim 1 based on ship Steel-aluminium composite board, it is characterised in that: step
In S1, the groove (7) is Y type or V-type.
5. the butt weld fill method according to claim 1 based on ship Steel-aluminium composite board, it is characterised in that: step
In S4, lead is placed in aluminium beaker and is melted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710153346.9A CN106825974B (en) | 2017-03-15 | 2017-03-15 | A kind of butt weld fill method based on ship Steel-aluminium composite board |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710153346.9A CN106825974B (en) | 2017-03-15 | 2017-03-15 | A kind of butt weld fill method based on ship Steel-aluminium composite board |
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| CN106825974A CN106825974A (en) | 2017-06-13 |
| CN106825974B true CN106825974B (en) | 2019-01-29 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109604805B (en) * | 2019-01-28 | 2020-10-27 | 重庆理工大学 | Electromagnetic pulse welding method for aluminum plate and steel plate |
| CN111037066A (en) * | 2019-12-08 | 2020-04-21 | 中船西江造船有限公司 | Welding process for steel-aluminum composite material for ship |
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| CN205021067U (en) * | 2015-09-11 | 2016-02-10 | 沪东中华造船(集团)有限公司 | Steel aluminium combined material welding operation platform |
| CN105798438A (en) * | 2016-05-27 | 2016-07-27 | 宝鸡石油钢管有限责任公司 | Butt welding connecting method of laminar composite plate coated with 316L stainless steel on double surfaces |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010044886A1 (en) * | 2010-09-09 | 2011-05-12 | Daimler Ag | Method for joining of two components, comprises producing a hole in a first joining area of a first component, and arranging a joining area of a second component in overlapping with the joining area of the first component |
| CN102581497A (en) * | 2012-03-22 | 2012-07-18 | 哈尔滨工业大学 | Method for welding by fused metal filling |
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