CN202622199U - Brazing aluminum welding ring for welding aluminum or aluminum alloy products - Google Patents
Brazing aluminum welding ring for welding aluminum or aluminum alloy products Download PDFInfo
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- CN202622199U CN202622199U CN 201220216814 CN201220216814U CN202622199U CN 202622199 U CN202622199 U CN 202622199U CN 201220216814 CN201220216814 CN 201220216814 CN 201220216814 U CN201220216814 U CN 201220216814U CN 202622199 U CN202622199 U CN 202622199U
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- aluminum
- welding
- brazing
- alloy
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Abstract
The utility model discloses a device for welding and particularly relates to a brazing aluminum welding ring for welding aluminum or aluminum alloy products. The brazing aluminum welding ring comprises an annular brazing aluminum welding ring case, wherein the brazing aluminum welding ring case is made of aluminum silicon alloy foils, a plurality of surrounded aluminum silicon alloy wires are arranged in the brazing aluminum welding ring case, and alloy powder is filled among the aluminum silicon alloy wires. During the aluminum alloy joint welding, the anticorrosion performance at the welding joint part is good, the sealing performance is good, the use is convenient, the resource waste of the traditional mode caused by artificial brazing addition can be effectively avoided, the activation temperature range of brazing agents is small, the wettability and the flowability of brazing materials are improved, the brazing time is saved, the cleaning is not needed after the welding, the brazing aluminum welding ring conforms to the ROHS (restriction of hazardous substances) environment protection requirements, in addition, the very good anticorrosion performance is realized, higher heat conduction and electric conduction performance and very good processing performance are realized, and the color matching effect is very ideal for materials subjected to anodization treatment.
Description
Technical field
The utility model relates to a kind of welding and uses device, particularly relates to a kind of brazed aluminum weld-ring that is used for welding of aluminum or alloy product.
Background technology
Along with developing rapidly of refrigeration industry, aluminium matter refrigeration accessory, the especially employing more and more widely of the soldering of aluminum or aluminum alloy product quilt.Aluminium alloy brazing filler metal is used in the soldering of aluminium alloy usually, because aluminum alloy surface has the fine and close oxide-film of one deck, must add brazing flux during soldering; At present, brazing flux all manually adds during the aluminium-alloy pipe joint brazing, brazing flux often occurs and adds too much or add uneven phenomenon; Caused the waste of brazing flux; Residue too much is difficult to clean in processing procedure, and the residue of the mixed liquor that adopts acid after to soldering soaks to be removed when handling, and usually causes the corrosion of aluminum products; Reveal in the use, and heat conduction and electric conductivity are relatively poor.
The utility model content
For solving the problems of the technologies described above, the utility model provides a kind of can practice thrift the brazed aluminum weld-ring that soldering and heat conduction and electric conductivity are used for welding of aluminum or alloy product preferably.
A kind of brazed aluminum weld-ring that is used for welding of aluminum or alloy product of the utility model; The brazed aluminum weld-ring shell that comprises annular; Said brazed aluminum weld-ring shell is the alusil alloy paper tinsel; Be provided with in the said brazed aluminum weld-ring shell around many alusil alloy silks, be filled with alloy powder between the said alusil alloy silk.
Further, the thickness of said alusil alloy paper tinsel is 0.1 mm-0.8mm.
Further, the diameter of said alusil alloy silk is 0.5 mm-2.0 mm.
Compared with prior art the beneficial effect of the utility model is: owing to comprise the brazed aluminum weld-ring shell of annular; Brazed aluminum weld-ring shell is the alusil alloy paper tinsel; Be provided with in the brazed aluminum weld-ring around many alusil alloy silks, be filled with alloy powder between the alusil alloy silk; Like this when the welding aluminum alloy joint, welding point place good corrosion resistance, good seal, easy to use; And can effectively avoid traditional approach to add soldering because of manual work and waste resource, brazing flux activation temperature scope is little, improves solder wetting property, flowability; Save weld interval, postwelding exempts to clean, and meets the ROHS environmental requirement, and fabulous corrosion resistance is arranged; Higher heat conduction and electric conductivity, and fabulous processability, to through anodized material, very good during color matching.
Description of drawings
Fig. 1 is the structural representation that is used to weld the brazed aluminum weld-ring embodiment of aluminum or aluminum alloy utility model in the utility model;
Fig. 2 is the cutaway view along A-A among Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment, the specific embodiment of the utility model is described in further detail.Following examples are used to explain the utility model, but are not used for limiting the scope of the utility model.
Embodiment one:
Referring to Fig. 1 and Fig. 2, a kind of brazed aluminum weld-ring that is used for welding of aluminum or alloy product comprises annular brazed aluminum weld-ring shell 1; Brazed aluminum weld-ring shell 1 is the alusil alloy paper tinsel; The thickness of alusil alloy paper tinsel is 0.1 mm, be provided with in the brazed aluminum weld-ring shell 1 around many alusil alloy silks 2, be filled with alloyed powder (not marking among the figure) between the alusil alloy silk 2; The diameter of alusil alloy silk 2 is 0.5mm, and alloy powder is KALF
4And K
3ALF
6Eutectic, brazed aluminum weld-ring shell 1 with the percentage by weight of aluminum-alloy wire 2 each chemical composition is: Si:1, Cu:18, Zn:50, Mn:0.005, Ag:1, Ni:3, AL:26.95, alloy powder are KAlF
4And K
3AlF
6Eutectic or by KAlF
4And K
3AlF
6Eutectic and silica flour form, said alloy powder accounts for 15%～30% of brazed aluminum weld-ring gross weight, by KAlF
4And K
3AlF
6Eutectic and the alloy powder weight ratio of silica flour be: KAlF
4And K
3AlF
6Eutectic: silica flour=1:0.2.
Brazed aluminum weld-ring preparation method, accomplish according to following steps:
One, the melting of aluminium alloy:
Commercial-purity aluminium is inserted in the crucible, drops into the ice crystal coverture in the above, treat that fine aluminium melts fully after; Furnace temperature rises to 1150～1200 ℃, adds refining flux, and the weight of refining flux accounts for 0.1～0.2% of furnace charge gross weight; Fully stir, silicon, copper, zinc, iron and manganese element are gone in the crucible, fully stir; Be cooled to 600～750 ℃ after 6～8 minutes and come out of the stove, pour the molten aluminium alloy that makes into tundish, pour into through funnel and water mold; Processing wherein, the percentage by weight of each chemical composition is: Si:1, Cu:18, Zn:50, Mn:0.005, Ag:1, Ni:3, aluminium alloy cast ingot;
Two, extruding:
Rising head is removed the peel and cut to aluminium alloy ingots; In stove, be preheated to 300～380 ℃, the barrel of putting into extruder pushes, and the matrix of extruder is preheated to 380～400 ℃; Barrel temperature is 300～350 ℃; Extrusion speed is 10～15cm/s, and extrusion ratio is 200～300, is squeezed into banded aluminium alloy and thread aluminium alloy respectively;
Three, foliation and wire drawing:
Select backing foliation machine for use, pony press and format roll carry out resistance preheat to the banded aluminium alloy that above-mentioned steps makes, and preheat temperature is 150～180 ℃; Mill speed is 20～30cm/s; Forming press-roller keeps cooling and is coated with lubricant, is rolled into alloy foil, and the thread aluminium alloy that energising makes above-mentioned steps between pony press and the moulding nib carries out resistance preheat; Preheat temperature is 180～220 ℃; Mill speed is 15～35cm/s, and forming press-roller keeps cooling and is coated with lubricant, is drawn into aluminum-alloy wire;
Four, the preparation of alloy powder:
With the alloy powder raw material, fully grind through ball mill, making powder size is the alloy powder of 20nm ~ 200 μ m;
Five, the manufacturing of medicine core aluminium weld-ring:
Drug of choice core electric welding wire product line; Through format roll the alloy foil that step 3 makes is carried out drawing, the format roll groove is rolled into U type groove with alloy foil, and the aluminum-alloy wire that step 3 is made places the U type groove of alloy foil; The alloy powder that then step 4 is made joins in the U type groove through funnel continuously; Drawing speed is 10～30cm/s, processes flux-cored wire through the moulding nib, selects for use the system ring apparatus to process medicine core aluminium weld-ring at last.
Embodiment two:
Referring to Fig. 1 and Fig. 2, a kind of brazed aluminum weld-ring that is used for welding of aluminum or alloy product comprises annular brazed aluminum weld-ring shell 1; Brazed aluminum weld-ring shell 1 is the alusil alloy paper tinsel; The thickness of alusil alloy paper tinsel is 0.8 mm, be provided with in the brazed aluminum weld-ring shell 1 around many alusil alloy silks 2, be filled with alloy powder between the alusil alloy silk 2; The diameter of alusil alloy silk 2 is 2.0mm, and alloy powder is KALF
4With K
3ALF
6Eutectic and silica flour.
Embodiment three:
Referring to Fig. 1 and Fig. 2, a kind of brazed aluminum weld-ring that is used for welding of aluminum or alloy product comprises annular brazed aluminum weld-ring shell 1; Brazed aluminum weld-ring shell 1 is the alusil alloy paper tinsel; The thickness of alusil alloy paper tinsel is 0.5 mm, be provided with in the brazed aluminum weld-ring shell 1 around many alusil alloy silks 2, be filled with alloy powder between the alusil alloy silk 2; The diameter of alusil alloy silk 2 is 1.0mm, and alloy powder is KALF
4And K
3ALF
6Eutectic.
Embodiment four:
Referring to Fig. 1 and Fig. 2, a kind of brazed aluminum weld-ring that is used for welding of aluminum or alloy product comprises annular brazed aluminum weld-ring shell 1; Brazed aluminum weld-ring shell 1 is the alusil alloy paper tinsel; The thickness of alusil alloy paper tinsel is 0.5 mm, be provided with in the brazed aluminum weld-ring shell 1 around many alusil alloy silks 2, be filled with alloy powder between the alusil alloy silk 2; The diameter of alusil alloy silk 2 is 1.5mm, and alloy powder is KALF
4And K
3ALF
6Eutectic.
Comprehensively above-mentioned, the utility model when the welding aluminum alloy joint, welding point place good corrosion resistance; Good seal, easy to use, and can effectively avoid traditional approach to add soldering because of manual work and waste resource; Meet the ROHS environmental requirement, and fabulous corrosion resistance is arranged, very high heat conduction and electric conductivity; And fabulous processability, to through anodized material, very good during color matching.
From the above only is the preferred implementation of the utility model; Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model know-why, can also make some improvement and modification, these improvement and modification also should be regarded as the protection domain of the utility model.
Claims (3)
1. brazed aluminum weld-ring that is used for welding of aluminum or alloy product; It is characterized in that: the brazed aluminum weld-ring shell that comprises annular; Said brazed aluminum weld-ring shell is the alusil alloy paper tinsel; Be provided with in the said brazed aluminum weld-ring shell around many alusil alloy silks, be filled with alloy powder between the said alusil alloy silk.
2. the brazed aluminum weld-ring that is used for welding of aluminum or alloy product as claimed in claim 1 is characterized in that: the thickness of said alusil alloy paper tinsel is 0.1 mm-0.8mm.
3. the brazed aluminum weld-ring that is used for welding of aluminum or alloy product as claimed in claim 1 is characterized in that: the diameter of said alusil alloy silk is 0.5 mm-2.0 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220216814 CN202622199U (en) | 2012-05-15 | 2012-05-15 | Brazing aluminum welding ring for welding aluminum or aluminum alloy products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220216814 CN202622199U (en) | 2012-05-15 | 2012-05-15 | Brazing aluminum welding ring for welding aluminum or aluminum alloy products |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202622199U true CN202622199U (en) | 2012-12-26 |
Family
ID=47375442
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220216814 Expired - Lifetime CN202622199U (en) | 2012-05-15 | 2012-05-15 | Brazing aluminum welding ring for welding aluminum or aluminum alloy products |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202622199U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103203560A (en) * | 2013-04-18 | 2013-07-17 | 桂林市庆通有色金属工艺材料开发有限公司 | Composite aluminum-base brazing wire for continuously brazing aluminum alloy and method for manufacturing composite aluminum-base brazing wire |
| CN107553912A (en) * | 2017-10-25 | 2018-01-09 | 宝鸡市铭坤有色金属有限公司 | A kind of non-coat side welding processing of airborne vehicle envelop materialses |
-
2012
- 2012-05-15 CN CN 201220216814 patent/CN202622199U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103203560A (en) * | 2013-04-18 | 2013-07-17 | 桂林市庆通有色金属工艺材料开发有限公司 | Composite aluminum-base brazing wire for continuously brazing aluminum alloy and method for manufacturing composite aluminum-base brazing wire |
| CN107553912A (en) * | 2017-10-25 | 2018-01-09 | 宝鸡市铭坤有色金属有限公司 | A kind of non-coat side welding processing of airborne vehicle envelop materialses |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121226 |