CN206721339U - A kind of process units of aluminium alloy wlding bar base - Google Patents
A kind of process units of aluminium alloy wlding bar base Download PDFInfo
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- CN206721339U CN206721339U CN201720570103.0U CN201720570103U CN206721339U CN 206721339 U CN206721339 U CN 206721339U CN 201720570103 U CN201720570103 U CN 201720570103U CN 206721339 U CN206721339 U CN 206721339U
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Abstract
The utility model discloses a kind of process units of aluminium alloy wlding bar base, including melting reverberatory furnace, electromagnetic mixing apparatus, suspension cooling circulation mechanism, Crystallizer Alloy, draw-gear and take-up mechanism, melting reverberatory furnace is connected with electromagnetic mixing apparatus, copper alloy crystallizer is connected by draw-gear with take-up mechanism, and suspension cooling circulation mechanism is looped around in Crystallizer Alloy.The device draws pole technology using advanced horizontal wrought alloy crystallizer continuous casting, solve the problems, such as that aluminum alloy organization differs, composition is uneven, surface defect is more, welding wire easy fracture of wire and the problem of mass production stability in pulling process, bar base diameter is up to 9.5mm 30mm, production efficiency is high, cost is low, and Quality of Final Welding Wire has reached the advanced level of international same type welding wire.
Description
Technical field
Aluminium alloy production field is the utility model is related to, specifically a kind of process units of aluminium alloy wlding bar base.
Background technology
With developing rapidly for Chinese Railway traffic, rail vehicle is most of to be manufactured using aluminium alloy, due to safety
Performance requirement is very high, its dedicated aluminium alloy welding wire also no enterprise domestic at present can autonomous production, current domestic aluminium alloy structure
High-end aluminium alloy welding wire is almost entirely from import used in part, and the manufacturing process of high-quality aluminum alloy welding wire mainly rests in
In the developed country such as Japan, the U.S., France and Canada hand, and these countries are to implementation of China technology blockage measure,
Cause the welding material of Chinese important equipment can not realize self -support.
Break through the casting process that aluminium alloy welding wire cleaning molten key technology is optimal control bar base.According to current both at home and abroad
Research conditions and examination to similar industry, the preparation of aluminium alloy wlding bar base have continuous casting and rolling method and horizontally tracting pull bar method
Two kinds.The aluminium alloy wlding bar base of continuous casting in China tandem rolling method production at present is immature on production technology, technology and equipment, so far
There is not qualified products appearance, and this method investment is big, high energy consumption, production cost are big.Second of preparation method is in equipment investment
Although upper less, the yield rate of wire rod is also higher（Up to more than 90%）, but this preparation method is led using asbestos plate level
Be pulled bar, and its bar base size is less than normal, and aluminium alloy solution can not be rapidly solidificated into aluminium alloy rod base, and aluminium alloy solution is in foundry furnace
Residence time is long, increases scaling loss and the volatilization of alloying element, causes the composition of bar base uneven.Bar base uses after going out asbestos board
The form directly sprayed is cooled down, bar base inhomogeneous cooling, and bar base tissue is thick and distribution differs, and bar base is directly and air
Contact, surface easily produces a series of defects such as oxide layer, fatigue layer and water accepting layer.
The content of the invention
The purpose of this utility model is to provide a kind of process units of aluminium alloy wlding bar base, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the utility model provides following technical scheme：
A kind of process units of aluminium alloy wlding bar base, including melting reverberatory furnace, electromagnetic mixing apparatus, cooling cycle machine
Structure, Crystallizer Alloy, draw-gear and take-up mechanism, melting reverberatory furnace are connected with electromagnetic mixing apparatus, and copper alloy crystallizer leads to
Cross draw-gear with take-up mechanism to be connected, suspension cooling circulation mechanism is looped around in Crystallizer Alloy.
As further program of the utility model：Suspension cooling circulation mechanism uses circulating cooling water pipe, Crystallizer Alloy peace
On cast insulation stove.
As further program of the utility model：Melting reverberatory furnace includes smelting furnace, depassing unit and refining furnace.
The workflow of the process units of the aluminium alloy wlding bar base, is comprised the following steps that：
Step 1, dispensing：According to mass fraction, magnesium 4.3-5.5%, manganese 0.05-1.0%, chromium 0.05-0.25% and titanium are weighed
0.06-0.25%, residue is all using aluminium；
Step 2, melting：1/3rd aluminium is first added, all adds magnesium, manganese, chromium and titanium after the aluminium fusing of addition,
Then remaining aluminium is added；
Step 3, refining：After the completion of fusing, refined in melting reverberatory furnace, degasification and slagging-off, electromagnetic mixing apparatus
Electromagnetic agitation is carried out, mixing time is 8-15 minutes；
Step 4, insulation：Solution after refining is poured into cast insulation stove, the liquid level in Crystallizer Alloy is controlled, makes
The difference in height for obtaining liquid level and the centerline hole that discharges is 50-200mm；
Step 5, horizontal casting draw bar：Suspension cooling circulation mechanism is opened, the speed that horizontal casting draws bar is every point of 0-2000mm
Clock, obtained aluminium alloy rod base is received on take-up mechanism by draw-gear；
Step 6, sampling check：Check whether product composition and size meet the requirements.
Compared with prior art, the beneficial effects of the utility model are：The device is reasonable in design, structure and production technology letter
It is single, pole technology is drawn using advanced horizontal wrought alloy crystallizer continuous casting, solves that aluminum alloy organization differs, composition is uneven, table
Planar defect is more, welding wire is in pulling process the problem of easy fracture of wire and the problem of mass production stability, and bar base diameter is reachable
9.5mm-30mm, production efficiency is high, and cost is low, and Quality of Final Welding Wire has reached the advanced level of international same type welding wire, has wide
Market prospects.
Brief description of the drawings
Fig. 1 is the structural representation of the process units of aluminium alloy wlding bar base.
Wherein：1- melting reverberatory furnaces, 2- electromagnetic mixing apparatus, 3- suspension cooling circulation mechanisms, 4- Crystallizer Alloys, 5- traction dresses
Put, 6- take-up mechanisms.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment.
Referring to Fig. 1, a kind of process units of aluminium alloy wlding bar base, including it is melting reverberatory furnace, electromagnetic mixing apparatus, cold
But cycling mechanism, Crystallizer Alloy, draw-gear and take-up mechanism, melting reverberatory furnace are connected with electromagnetic mixing apparatus, copper alloy
Crystallizer is connected by draw-gear with take-up mechanism, and suspension cooling circulation mechanism is looped around in Crystallizer Alloy.Suspension cooling circulation mechanism
Using circulating cooling water pipe, Crystallizer Alloy is arranged on cast insulation stove.Melting reverberatory furnace include smelting furnace, depassing unit and
Refining furnace, it is an integral structure.
The workflow of the process units of the aluminium alloy wlding bar base, is comprised the following steps that：
Step 1, dispensing：According to mass fraction, magnesium 4.3-5.5%, manganese 0.05-1.0%, chromium 0.05-0.25% and titanium are weighed
0.06-0.25%, residue is all using aluminium；
Step 2, melting：1/3rd aluminium is first added, all adds magnesium, manganese, chromium and titanium after the aluminium fusing of addition,
Then remaining aluminium is added；
Step 3, refining：After the completion of fusing, refined in melting reverberatory furnace, degasification and slagging-off, electromagnetic mixing apparatus
Electromagnetic agitation is carried out, mixing time is 8-15 minutes；
Step 4, insulation：Solution after refining is poured into cast insulation stove, the liquid level in Crystallizer Alloy is controlled, makes
The difference in height for obtaining liquid level and the centerline hole that discharges is 50-200mm；
Step 5, horizontal casting draw bar：Suspension cooling circulation mechanism is opened, draws a diameter of 13mm of bar, horizontal casting draws bar
Speed is that 0-2000mm is per minute, and can be set a plurality of while draw bar, and aluminium water can quickly be drawn into bar base, reduces aluminium water in stove
Middle residence time, the scaling loss of alloying element is effectively prevented, beneficial to composition uniformity before and after the product produced, will obtained
Aluminium alloy rod base received by draw-gear on take-up mechanism；
Step 6, sampling check：Check whether product composition and size meet the requirements.
Operation principle of the present utility model is：Aluminium alloy rod base is drawn by Crystallizer Alloy, and bar speed is drawn in rationally control
With draw bar temperature, be homogenized bar base base tissue, improve the internal soundness of aluminium alloy wire base, while be looped around using suspension cooling circulation mechanism
Crystallizer Alloy surrounding is cooled down, and bar base can be made uniformly to cool down, and is avoided bar base and air and water diameter contact, is obtained tissue
The bar base of uniformity, reduce a series of generation of defects such as oxide layer on surface of material, fatigue layer and water accepting layer, the bar base of production
Aluminium alloy solution in holding furnace can be quickly casting continuously to form bar base by size between 9.5mm-30mm, effective to prevent to close
The scaling loss of gold element so that the bar base composition of production is uniform.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (3)
1. a kind of process units of aluminium alloy wlding bar base, it is characterised in that including melting reverberatory furnace, electromagnetic mixing apparatus, cold
But cycling mechanism, Crystallizer Alloy, draw-gear and take-up mechanism, melting reverberatory furnace are connected with electromagnetic mixing apparatus, copper alloy
Crystallizer is connected by draw-gear with take-up mechanism, and suspension cooling circulation mechanism is looped around in Crystallizer Alloy.
2. the process units of aluminium alloy wlding bar base according to claim 1, it is characterised in that the suspension cooling circulation mechanism
Using circulating cooling water pipe, Crystallizer Alloy is arranged on cast insulation stove.
3. the process units of aluminium alloy wlding bar base according to claim 1 or 2, it is characterised in that the melting reflection
Stove includes smelting furnace, depassing unit and refining furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720570103.0U CN206721339U (en) | 2017-05-22 | 2017-05-22 | A kind of process units of aluminium alloy wlding bar base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720570103.0U CN206721339U (en) | 2017-05-22 | 2017-05-22 | A kind of process units of aluminium alloy wlding bar base |
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| Publication Number | Publication Date |
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| CN206721339U true CN206721339U (en) | 2017-12-08 |
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| CN201720570103.0U Active CN206721339U (en) | 2017-05-22 | 2017-05-22 | A kind of process units of aluminium alloy wlding bar base |
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2017
- 2017-05-22 CN CN201720570103.0U patent/CN206721339U/en active Active
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| TR01 | Transfer of patent right |
Effective date of registration: 20190326 Address after: 643000 No. 1 Danyang Street, Ziliujing District, Zigong City, Sichuan Province (Atlantic Welding Industrial Park A6-2 Plant) Patentee after: Sichuan Atlantic Delun Nonferrous Welding Material Technology Co., Ltd. Address before: 410000 No. 959 Tianyi Avenue, Tianyuan District, Zhuzhou City, Hunan Province Patentee before: Hunan Derun nonferrous Welding Technology Co. Ltd. |