CN104772583A - Preparing method of zinc-aluminum alloy welding wires - Google Patents
Preparing method of zinc-aluminum alloy welding wires Download PDFInfo
- Publication number
- CN104772583A CN104772583A CN201510135314.7A CN201510135314A CN104772583A CN 104772583 A CN104772583 A CN 104772583A CN 201510135314 A CN201510135314 A CN 201510135314A CN 104772583 A CN104772583 A CN 104772583A
- Authority
- CN
- China
- Prior art keywords
- allumen
- pipe
- welding wires
- zinc
- aluminum alloy
- Prior art date
- 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.)
- Granted
Links
- 238000003466 welding Methods 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 28
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 7
- 239000000956 alloy Substances 0.000 title claims abstract description 7
- 229910000611 Zinc aluminium Inorganic materials 0.000 title abstract 5
- HXFVOUUOTHJFPX-UHFFFAOYSA-N alumane;zinc Chemical compound [AlH3].[Zn] HXFVOUUOTHJFPX-UHFFFAOYSA-N 0.000 title abstract 5
- 238000001125 extrusion Methods 0.000 claims abstract description 28
- 238000002844 melting Methods 0.000 claims abstract description 11
- 230000008018 melting Effects 0.000 claims abstract description 11
- 238000004140 cleaning Methods 0.000 claims abstract description 5
- 239000000843 powder Substances 0.000 claims description 31
- 238000002360 preparation method Methods 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 12
- 238000005266 casting Methods 0.000 claims description 11
- 238000005516 engineering process Methods 0.000 claims description 9
- 239000000945 filler Substances 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- 239000002352 surface water Substances 0.000 claims description 5
- 238000007670 refining Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 238000009749 continuous casting Methods 0.000 abstract description 4
- 230000004907 flux Effects 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 239000004615 ingredient Substances 0.000 abstract description 2
- 238000010924 continuous production Methods 0.000 abstract 1
- 238000005242 forging Methods 0.000 abstract 1
- 238000005476 soldering Methods 0.000 abstract 1
- 238000003723 Smelting Methods 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000010926 purge Methods 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
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
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Extraction Processes (AREA)
Abstract
The invention discloses a preparing method of zinc-aluminum alloy welding wires, and belongs o the technical field of welding wire processing. According to the preparing method of the zinc-aluminum alloy welding wires, various processes such as melting, horizontal continuous casting, cleaning, tangential continuous extrusion with filling soldering flux, rotation forging and pulling are combined for preparing the welding wires. The preparing method has the advantages that the ingredients of the zinc-aluminum alloy can be controlled on line; the tangential continuous rod blank with the advantages of better surface smoothness, roundness and lower production cost is provided; continuous production, low energy consumption, uniform tissue performance and high production efficiency are realized, and the fully automatic/semi-automatic control of the process can be easily realized; the welding flux is compactly pressed, the tissue performance of the welding wires is good, thinner wire blanks with almost infinite length can be obtained, and higher pulling diameter reducing efficiency is realized. The preparing method of the zinc-aluminum alloy welding wires has the characteristics that the integral mechanical property of the welding wires is good, the welding flux loss is little, the production efficiency is high, the yield rate is high, the production automation degree is high, and the like.
Description
Technical field
The present invention relates to a kind of preparation method of allumen welding wire, belong to the processing technique field of welding wire.
Background technology
At present, have breakthrough in allumen and flux ingredients, but production technology does not have comparatively quantum jump, general conventional production technology has three kinds:
(1) the allumen strip coil by thin is circular or special-shaped, inwardly fill scaling powder again, required wire diameter is obtained after closed by drawing die, the welding wire plastic deformation ability that this technique obtains and mechanical property not ideal enough, and operation is numerous and diverse, especially pipe seam is without seam, and leakiness powder and water suction are oxidized and lost efficacy.
(2) obtain allumen tubing by extruding, then vibration is filled scaling powder drawing tube reducing and is formed in compo pipe, but this method also exist scaling powder fill uneven, production efficiency is low and high in cost of production problem;
(3) allumen band is rolled into C shape groove, after inserting scaling powder powder, drawing is closed into line base, then cast allumen extruding billet, then with line base for core, be extruding raw material by billet, made the pipe of band scaling powder by radial extrusion method, then through drawing tube reducing to required welding wire, the offline process that this method adopts is more, be unfavorable for automated production, carry out compacting by drawing to scaling powder, effect is not ideal enough, excellent not by the pipe performance extruding gained.
Summary of the invention
The object of the invention is the deficiency overcoming conventional art, provide a kind of online, continuous seepage, raw material are controlled, Automation of Manufacturing Process degree is high, lumber recovery is high, scaling powder fillibility is good and the allumen welding wire preparation method of welding wire high comprehensive performance.
The present invention adopts that to prepare allumen welding wire process step as follows:
(1) melting: add successively by the fusing point order from high in the end of component, after having melted, carry out refining as required, then pour in foundry furnace;
(2) horizontal casting: be in the cast insulation stove of 420-550 DEG C by pouring temperature into through the allumen solution of melting, control liquid level in stove, the difference in height of liquid level and discharge opening center line is made to be 50-200 mm, alloy liquid temperature in stove is kept to be 420-550 DEG C, select required casting speed to be 50-800 mm/min, obtain allumen bar base;
(3) clean: the greasy dirt on cleaning rod base surface, dries up bar base surface water mark;
(4) the tangentially continuously extruded of scaling powder filled by band: send in tangential continuous extruder by the allumen bar base after cleaning, under squeegee roller and groove seal the squeezing action of block, plug, in extrusion die, form pipe; Use filler device by the through hole in powdery scaling powder press-in extrusion die, then enter in allumen pipe, to prepare the seamless allumen pipe of band scaling powder;
(5) swage: the seamless allumen pipe of band fluxing agent is sent in swaging apparatus online and carries out three grades of swagings processing and obtain solid wire electrode; In rotary swaging process, the first pass reduction is 16-25%, and the second pass reduction is 12-20%, and following process rate is between 5-12%.
(6) drawing: the allumen welding rod after processing of swaging is sent in draw-off gear and carries out drawing to obtain required welding wire;
The extrusion temperature that described tangential continuous extruding technology prepares seamless tube blank is 210-270 DEG C, and extrusion speed is 1.5-5r/min.
Beneficial effect of the present invention:
(1) can by online smelting technology to control the composition of allumen in allumen welding wire preparation method of the present invention;
(2) in allumen welding wire preparation method of the present invention, horizontal casting can provide online and has good surface smoothness, roundness and the tangential continuously extruded bar base compared with low production cost;
(3) what be with the continuous extruding technology of filling scaling powder to adopt in allumen welding wire preparation method of the present invention is a kind of tangential continual extruding technology, there is continuous seepage, energy consumption is low, structure property is even, production efficiency is high and easily realizes the automatic control of overall process, and by the through hole of mold cores to fill scaling powder, can Automated condtrol be realized;
(4) technique of swaging in allumen welding wire preparation method of the present invention is reduced to make the inside and outside footpath of pipe by High Rotation Speed FMT, makes scaling powder compacting, and improves the structure property of pipe, be convenient to follow-up drawing process;
(5) combination of tangential continual extruding technology and swaging techniques in allumen welding wire preparation method of the present invention, can obtain structure property comparatively fine rule base that is excellent, almost endless, to improve the efficiency of drawing tube reducing;
In sum, the preparation method of a kind of allumen welding wire of the present invention, has solder good mechanical properties, scaling powder loses less, production efficiency is high, lumber recovery is high and automaticity high.
Accompanying drawing explanation
Fig. 1 is the preparation principle schematic diagram of the method for the invention.
In figure: 1-pinch roller; 2-allumen bar base; 3-squeegee roller; 4-press shoe; 5-filler device; 6-powdery scaling powder; 7-plug; 8-extrusion die; 9-draw-off gear; 10-swaging apparatus; 11-groove envelope block.
Detailed description of the invention
Below in conjunction with drawings and embodiments, the present invention is further elaborated, but protection scope of the present invention is not limited to described content.
Embodiment 1 ~ 3 equipment therefor: be filler device 5 on the left side of existing tangential continuous extrusion device, powdery scaling powder 6 can be added in filler device, one pipeline communication extrusion die 8 is arranged at filler device bottom, by the through hole in extrusion die, the filling of powdery scaling powder is entered in allumen pipe; Swaging apparatus 10 on the right of existing tangential continuous extrusion device, and draw-off gear 9; Existing tangential continuous extrusion device comprises: pinch roller 1, squeegee roller 3, press shoe 4, plug 7, as shown in Figure 1.
Embodiment 1
Getting percentage by weight is Al:10%, and surplus is Zn, prepares burden.And prepare burden as embodiment illustrates the preparation process of this allumen welding wire with this.
(1) melting: first drop into aluminium ingot in smelting furnace, after to be melted, then add zinc ingot metal, after fusing completely, pours allumen solution into cast insulation stove;
(2) horizontal casting: pour the allumen solution through melting into cast insulation stove, control liquid level in stove, making liquid level and discharge opening center line form certain altitude difference is 200 mm, allumen fluid temperature in stove is kept to be 420 DEG C, required casting speed is selected to be 800mm/min, to obtain allumen bar base.
(3) clean: the allumen bar base produced by horizontal continuous casting process is sent into hot water apparatus online, the greasy dirt etc. on purge bar base surface, then by blow-dry device, to dry up bar base surface water mark;
(4) the tangentially continuously extruded of scaling powder filled by band: allumen bar base is by between pinch roller and squeegee roller, send in tangential continuous extruder, extrusion temperature is 210 DEG C, extrusion speed is 5r/min, under squeegee roller and groove seal the squeezing action of block, plug, in extrusion die, form external diameter 8mm pipe; Use filler device by the through hole in powdery scaling powder press-in extrusion die, then enter in allumen pipe, to prepare the seamless allumen pipe of band scaling powder;
(5) swage: the seamless allumen pipe of band fluxing agent is sent into swaging apparatus online, carry out three grades of swaging processing, the first pass reduction is 25%, second pass reduction is 20%, other pass reduction is 12%, until solid wire electrode external diameter 4 mm, internal diameter 2 mm;
(6) drawing: will through processing of swaging
afterallumen welding rod send into draw-off gear carry out drawing reducing process to Φ 2mm.
Embodiment 2
Getting percentage by weight is Al:23%, Cu:5%, and surplus is Zn, prepares burden.And prepare burden as embodiment illustrates the preparation process of this allumen welding wire with this.
(1) melting: first drop into aluminium ingot in smelting furnace, after to be melted, then add tiny copper billet, finally just add zinc ingot metal, after fusing completely, pours this allumen solution into cast insulation stove;
(2) horizontal casting: pour the allumen solution through melting into cast insulation stove, control liquid level in stove, making liquid level and discharge opening center line form certain altitude difference is 50 mm, allumen fluid temperature in stove is kept to be 550 DEG C, required casting speed is selected to be 50 mm/min, to obtain allumen bar base.
(3) clean: the allumen bar base produced by horizontal continuous casting process is sent into hot water apparatus online, the greasy dirt etc. on purge bar base surface, then by blow-dry device, to dry up bar base surface water mark;
(4) the tangentially continuously extruded of scaling powder filled by band: allumen bar base is by between pinch roller and squeegee roller, send in tangential continuous extruder, extrusion temperature is 270 DEG C, and extrusion speed is 1.5r/min, under squeegee roller and groove seal the squeezing action of block, plug, in extrusion die, form pipe; Use filler device by the through hole in powdery scaling powder press-in extrusion die, then enter in allumen pipe, to prepare the seamless allumen pipe of band scaling powder;
(5) swage: the seamless allumen pipe of band fluxing agent is sent into swaging apparatus online, carry out three grades of swaging processing, the first pass reduction is 16%, second pass reduction is 12%, other pass reduction is 5%, until solid wire electrode external diameter 4 mm, internal diameter 2 mm;
(6) drawing: the allumen welding rod after processing of swaging is sent into draw-off gear and carries out drawing reducing process to Φ 2mm.
Embodiment 3
Getting percentage by weight is Al:11%, Cu:2%, and surplus is Zn, prepares burden.And prepare burden as embodiment illustrates the preparation process of this allumen welding wire with this.
(1) melting: first drop into aluminium ingot in smelting furnace, after to be melted, then add tiny copper billet, finally just add zinc ingot metal, after fusing completely, pours this allumen solution into cast insulation stove;
(2) horizontal casting: pour the allumen solution through melting into cast insulation stove, control liquid level in stove, making liquid level and discharge opening center line form certain altitude difference is 100 mm, allumen fluid temperature in stove is kept to be 450 DEG C, required casting speed is selected to be 300 mm/min, to obtain allumen bar base.
(3) clean: the allumen bar base produced by horizontal continuous casting process is sent into hot water apparatus online, the greasy dirt etc. on purge bar base surface, then by blow-dry device, to dry up bar base surface water mark;
(4) the tangentially continuously extruded of scaling powder filled by band: allumen bar base is by between pinch roller and squeegee roller, send in tangential continuous extruder, extrusion temperature is 250 DEG C, and extrusion speed is 3.5r/min, under squeegee roller and groove seal the squeezing action of block, plug, in extrusion die, form pipe; Use filler device by the through hole in powdery scaling powder press-in extrusion die, then enter in allumen pipe, to prepare the seamless allumen pipe of band scaling powder;
(5) swage: the seamless allumen pipe of band fluxing agent is sent into swaging apparatus online, carry out three grades of swaging processing, the first pass reduction is 20%, second pass reduction is 16%, other pass reduction is 8%, until solid wire electrode external diameter 4 mm, internal diameter 2 mm;
(6) drawing: the allumen welding rod after processing of swaging is sent into draw-off gear and carries out drawing reducing process to Φ 2mm.
Claims (3)
1. a preparation method for allumen welding wire, is characterized in that, specifically comprises the following steps:
(1) melting: add successively by the fusing point order from high in the end of component, after having melted, carry out refining as required, then pour in foundry furnace;
(2) horizontal casting: be in the cast insulation stove of 420-550 DEG C by pouring temperature into through the allumen solution of melting, control liquid level in stove, the difference in height of liquid level and discharge opening center line is made to be 50-200 mm, alloy liquid temperature in stove is kept to be 420-550 DEG C, select required casting speed to be 50-800 mm/min, obtain allumen bar base;
(3) clean: the greasy dirt on cleaning rod base surface, dries up bar base surface water mark;
(4) the tangentially continuously extruded of scaling powder filled by band: send in tangential continuous extruder by the allumen bar base after cleaning, under squeegee roller and groove seal the squeezing action of block, plug, in extrusion die, form pipe; Use filler device by the through hole in powdery scaling powder press-in extrusion die, then enter in allumen pipe, to prepare the seamless allumen pipe of band scaling powder;
(5) swage: the seamless allumen pipe of band fluxing agent is sent in swaging apparatus online and carries out three grades of swagings processing and obtain solid wire electrode;
(6) drawing: the allumen welding rod after processing of swaging is sent in draw-off gear and carries out drawing to obtain required welding wire.
2. the preparation method of allumen welding wire according to claim 1, is characterized in that: the extrusion temperature that tangential continuous extruding technology prepares seamless allumen pipe is 210-270 DEG C, extrusion speed 1.5-5r/min.
3. the preparation method of allumen welding wire according to claim 1, is characterized in that: in rotary swaging process, and the first pass reduction is 16-25%, and the second pass reduction is 12-20%, and following process rate is between 5-12%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510135314.7A CN104772583B (en) | 2015-03-26 | 2015-03-26 | A kind of preparation method of allumen welding wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510135314.7A CN104772583B (en) | 2015-03-26 | 2015-03-26 | A kind of preparation method of allumen welding wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104772583A true CN104772583A (en) | 2015-07-15 |
| CN104772583B CN104772583B (en) | 2017-01-04 |
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| CN201510135314.7A Expired - Fee Related CN104772583B (en) | 2015-03-26 | 2015-03-26 | A kind of preparation method of allumen welding wire |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106180606A (en) * | 2016-09-14 | 2016-12-07 | 云南锡业锡材有限公司 | One has core scolding tin bar continuous casting and extrusion system of processing and moulding process thereof |
| CN108906904A (en) * | 2018-09-13 | 2018-11-30 | 宿迁学院 | A kind of radially continuous extruding preparation facilities and method of special pipe |
| CN109013728A (en) * | 2018-06-11 | 2018-12-18 | 昆明理工大学 | A kind of solid-liquid mixes the continuously extruded method and device for preparing high alloy material |
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| US4134196A (en) * | 1975-07-25 | 1979-01-16 | Hitachi Cable Ltd. | Method of production of a wire-shaped composite addition material |
| GB2043515A (en) * | 1979-03-13 | 1980-10-08 | Bekaert Sa Nv | Manufacturing a welding electrode |
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2015
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106180606A (en) * | 2016-09-14 | 2016-12-07 | 云南锡业锡材有限公司 | One has core scolding tin bar continuous casting and extrusion system of processing and moulding process thereof |
| CN109013728A (en) * | 2018-06-11 | 2018-12-18 | 昆明理工大学 | A kind of solid-liquid mixes the continuously extruded method and device for preparing high alloy material |
| CN108906904A (en) * | 2018-09-13 | 2018-11-30 | 宿迁学院 | A kind of radially continuous extruding preparation facilities and method of special pipe |
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| Publication number | Publication date |
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| CN104772583B (en) | 2017-01-04 |
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