CN114318024A - Copper alloy smelting process - Google Patents
Copper alloy smelting process Download PDFInfo
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- CN114318024A CN114318024A CN202111585825.0A CN202111585825A CN114318024A CN 114318024 A CN114318024 A CN 114318024A CN 202111585825 A CN202111585825 A CN 202111585825A CN 114318024 A CN114318024 A CN 114318024A
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- polymerization
- pressure cylinder
- ingot
- cylinder
- copper sheet
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- 238000003723 Smelting Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 16
- 229910000881 Cu alloy Inorganic materials 0.000 title claims abstract description 12
- 238000006116 polymerization reaction Methods 0.000 claims abstract description 43
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 34
- 229910052802 copper Inorganic materials 0.000 claims abstract description 34
- 239000010949 copper Substances 0.000 claims abstract description 34
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000011777 magnesium Substances 0.000 claims abstract description 26
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 26
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 22
- 238000002844 melting Methods 0.000 claims abstract description 13
- 230000008018 melting Effects 0.000 claims abstract description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 12
- 239000010439 graphite Substances 0.000 claims abstract description 12
- 239000000956 alloy Substances 0.000 claims abstract description 10
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 3
- 239000000654 additive Substances 0.000 abstract description 13
- 238000003860 storage Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 229910000861 Mg alloy Inorganic materials 0.000 description 3
- OWXLRKWPEIAGAT-UHFFFAOYSA-N [Mg].[Cu] Chemical compound [Mg].[Cu] OWXLRKWPEIAGAT-UHFFFAOYSA-N 0.000 description 2
- 229910001093 Zr alloy Inorganic materials 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- XTYUEDCPRIMJNG-UHFFFAOYSA-N copper zirconium Chemical compound [Cu].[Zr] XTYUEDCPRIMJNG-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The invention relates to a copper alloy smelting process, which comprises the following steps: step one, a polymerization block embedded with a magnesium ingot or a zirconium ingot is appointed through a polymerization device; and step two, combining the polymerized blocks prepared in the step one into a melting bin according to the specific content of the melting alloy, and then covering a graphite cover plate. The invention combines the volatile additives such as magnesium ingots or zirconium ingots with different specifications and weights into blocks which can be taken and used at any time to combine the weights; the copper sheet is convenient for batch short-term storage, the loss of the copper sheet can be reduced through the covering layer during addition, and the utilization rate of volatile additives such as magnesium ingots or zirconium ingots is improved.
Description
Technical Field
The invention relates to the technical field of electrical alloy materials, in particular to a copper alloy smelting process which is suitable for producing copper-magnesium alloy or copper-zirconium alloy contact wires.
Background
The up-drawing smelting production has continuity, the molten metal is continuously consumed, and additives such as base metal, magnesium alloy and the like need to be continuously added in each production period. The traditional process is to adjust the additive according to the production requirement, weigh the required weight according to the requirement and add the required weight into a molten pool. Such a process affects the production efficiency on the one hand and is affected by the operator and the production environment, feeding errors occur, and additives are lost during the feeding into the molten bath. In addition, for example, copper-magnesium alloy has the property of alloy elements and melting temperature, and element volatilization generally occurs in the melting process, so that the control of magnesium element composition becomes a difficult problem.
Disclosure of Invention
The invention aims to overcome the defects and provides a copper alloy smelting process, which is characterized in that volatile additives such as magnesium ingots or zirconium ingots with different specifications and weights are polymerized into blocks which can be taken and used at any time to combine the weights; the copper sheet is convenient for batch short-term storage, the loss of the copper sheet can be reduced through the covering layer during addition, and the utilization rate of volatile additives such as magnesium ingots or zirconium ingots is improved.
The purpose of the invention is realized as follows:
a copper alloy smelting process comprises the following steps:
step one, a polymerization block embedded with a magnesium ingot or a zirconium ingot is appointed through a polymerization device;
step two, combining the polymerized blocks prepared in the step one into a melting bin according to the specific content of the melting alloy, and then covering a graphite cover plate;
in the first step, a copper sheet with the thickness of 5mm is placed on a bracket in advance, then a magnesium ingot or a zirconium ingot with the weighed weight is placed on the copper sheet, an upper pressing cylinder presses the center of the copper sheet on which the magnesium ingot or the copper ingot is placed, a lower pressing cylinder pushes a polymerization sleeve to move upwards to complete primary polymerization, the copper sheet is stressed and polymerized into a cylinder with an open top, the upper pressing cylinder is loosened, an oblique pressing cylinder bends and extrudes the opening at the top of the cylinder inwards, the copper sheet at the top is gathered inwards, the upper pressing cylinder extends out again to perform secondary polymerization on the copper sheet at the top to form a polymerization block with the magnesium ingot or the zirconium ingot arranged inside, and the polymerization sleeve shrinks to an initial position along with the lower pressing cylinder.
Preferably, the magnesium ingot or zirconium ingot is made into a polymer block in a weight ratio of 100g, 200g, 500g, 1kg, 2kg, 5kg, 10 kg.
Preferably, the polymer block is added into the melting bin according to the specific content of the smelted alloy, the pull ring is slowly loosened, and the graphite cover plate is covered.
Preferably, the clearance between the graphite cover plate and the liquid level is small, and the clearance is between 10 and 20 mm.
Preferably, the polymerization device comprises a bracket, a support frame, an upper pressure cylinder, a lower pressure cylinder, a polymerization sleeve and inclined pressure cylinders, wherein the upper pressure cylinder is fixed on the support frame, the upper pressure cylinder presses the center of the copper sheet, the lower pressure cylinder is fixed in the bracket, the lower pressure cylinder is connected with the polymerization sleeve, the upper pressure cylinder and the lower pressure cylinder are arranged oppositely, and the inclined pressure cylinders are arranged on two sides of the upper pressure cylinder.
The invention has the beneficial effects that:
1. the polymerization device polymerizes volatile additives such as magnesium ingots or zirconium ingots with different specifications and weights into blocks, which can be taken and used at any time to combine the weights.
2. After the smelting additives are polymerized into blocks, the smelting additives are convenient for batch short-term storage, the loss of the smelting additives passing through the covering layer can be reduced by the protection of the copper sheet during the addition, and the utilization rate of volatile additives such as magnesium ingots or zirconium ingots is improved.
3. The graphite melting bin inner cover plate is additionally arranged, so that convection between a molten pool and air is reduced, burning loss of volatile additives such as magnesium ingots or zirconium ingots is reduced, a heat preservation effect can be improved, and energy consumption is saved to a certain degree.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a process flow diagram of a polymeric block.
FIG. 3 is a schematic diagram of a polymerization apparatus in a first configuration (with the copper sheet being unpolymerized).
FIG. 4 is a second schematic view of the polymerization apparatus (copper sheet in a first polymerization state).
Fig. 5 is a schematic structural diagram three of the polymerization device (the head of the column is gathered).
FIG. 6 is a schematic view showing the structure of a polymerization apparatus in a second polymerization state of copper sheets.
Wherein: 1, copper sheet; a bracket 2; an upper pressure cylinder 3; a pressing cylinder 4; a polymeric sheath 5; a diagonal pressure cylinder 6; a polymerization block 7; a melting bin 8; a graphite cover plate 9; a tab 10; a support frame 11.
Detailed Description
Referring to fig. 1-6, the invention relates to a copper alloy smelting process, which comprises the following steps:
step one, a polymerization block with a magnesium ingot or a zirconium ingot embedded therein is appointed through a polymerization device: placing a copper sheet 1 with the thickness of 5mm on a bracket 2 in advance, then placing a weighed magnesium ingot or zirconium ingot on the copper sheet 1, pressing the center of the copper sheet 1 on which the magnesium ingot or copper ingot is placed by an upper pressing cylinder 3, pushing a polymerization sleeve 5 to move upwards by a lower pressing cylinder 4 to finish primary polymerization, polymerizing the copper sheet 1 under stress to form a cylinder with an open top, loosening the upper pressing cylinder 3, bending and extruding the opening at the top of the cylinder inwards by an inclined pressing cylinder 6, gathering the copper sheet at the top inwards, extending the upper pressing cylinder 3 again, performing secondary polymerization on the copper sheet at the top to form a polymerization block 7 in which the magnesium ingot or zirconium ingot is arranged, and contracting the polymerization sleeve 5 to an initial position along with the lower pressing cylinder;
step two, combining the polymeric blocks 7 prepared in the step one into a melting bin 8 according to the specific content of the melting alloy, and then covering a graphite cover plate 9.
The polymerization device comprises a bracket 2, a support frame 11, an upper pressure cylinder 3, a lower pressure cylinder 4, a polymerization sleeve 5 and an inclined pressure cylinder 6, wherein the upper pressure cylinder 3 is fixed on the support frame 11, the upper pressure cylinder 3 presses the center of the copper sheet 2, the lower pressure cylinder 4 is fixed in the bracket 2, the lower pressure cylinder 4 is connected with the polymerization sleeve 5, the upper pressure cylinder 3 and the lower pressure cylinder 4 are oppositely arranged, and the inclined pressure cylinder 4 is arranged on two sides of the upper pressure cylinder 3.
The weight of the magnesium ingot or the zirconium ingot is divided into 100g, 200g, 500g, 1kg, 2kg, 5kg and 10kg, and different weights are combined according to requirements. When the upper-leading smelting operation is performed, the polymerization block 7 can be added according to the specific content combination of the smelted alloy to enter the smelting bin 8, the pull ring 10 is slowly loosened, the graphite cover plate 9 is covered, the outer copper sheet of the polymerization block 7 is firstly contacted with the molten liquid to be smelted during the smelting, and after the molten alloy enters the smelting bin for a period of time, the magnesium ingot or the zirconium ingot in the polymerization block 7 begins to be smelted, so that the volatilization can be effectively reduced, the gap between the graphite cover plate 9 and the liquid level is smaller, the gap is between 10 and 20mm, the contact between the covering layer and the air can be effectively reduced, the air convection is reduced, and the volatilization of the magnesium ingot or the zirconium ingot is further reduced while the heat is preserved.
In addition to the above embodiments, the present invention also includes other embodiments, and any technical solutions formed by equivalent transformation or equivalent replacement should fall within the scope of the claims of the present invention.
Claims (5)
1. A copper alloy smelting process is characterized by comprising the following steps:
the method comprises the following steps:
step one, a polymerization block (7) with a magnesium ingot or a zirconium ingot embedded therein is appointed through a polymerization device;
step two, combining the polymerized block (7) prepared in the step one into a melting bin (8) according to the specific content of the melting alloy, and then covering a graphite cover plate (9);
in the first step, a copper sheet (1) with the thickness of 5mm is placed on a bracket (2) in advance, then a magnesium ingot or a zirconium ingot weighed by weight is placed on the copper sheet (1), an upper pressing cylinder (3) presses the center of the copper sheet (1) on which the magnesium ingot or the copper ingot is placed, a lower pressing cylinder (4) pushes a polymerization sleeve (5) to move upwards to complete primary polymerization, the copper sheet (1) is polymerized into a cylinder with an open top under stress, the upper pressing cylinder (3) is released, an opening at the top of the cylinder is bent and extruded inwards by an inclined pressing cylinder (6), the copper sheet at the top is gathered inwards, the upper pressing cylinder (3) stretches out again, the copper sheet at the top is polymerized for the second time to form a polymerization block (7) in which the magnesium ingot or the zirconium ingot is arranged, and the polymerization sleeve (5) shrinks to an initial position along with the lower pressing cylinder.
2. The copper alloy smelting process according to claim 1, wherein: a polymer block (7) was prepared from 100g, 200g, 500g, 1kg, 2kg, 5kg, and 10kg of a magnesium ingot or a zirconium ingot.
3. The copper alloy smelting process according to claim 2, wherein: adding a polymerization block (7) into a melting bin (8) according to the specific content of the smelted alloy, slowly loosening a pull ring (10), and covering a graphite cover plate (9).
4. A copper alloy smelting process according to claim 3, wherein: the clearance between the graphite cover plate (9) and the liquid level is small and is between 10 and 20 mm.
5. The copper alloy smelting process according to claim 1, wherein: the polymerization device comprises a bracket (2), a support frame (11), an upper pressure cylinder (3), a lower pressure cylinder (4), a polymerization sleeve (5) and an inclined pressure cylinder (6), wherein the upper pressure cylinder (3) is fixed on the support frame (11), the upper pressure cylinder (3) presses the center of the copper sheet (2), the lower pressure cylinder (4) is fixed in the bracket (2), the lower pressure cylinder (4) is connected with the polymerization sleeve (5), the upper pressure cylinder (3) and the lower pressure cylinder (4) are arranged oppositely, and the inclined pressure cylinder (4) is arranged on two sides of the upper pressure cylinder (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111585825.0A CN114318024A (en) | 2021-12-23 | 2021-12-23 | Copper alloy smelting process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111585825.0A CN114318024A (en) | 2021-12-23 | 2021-12-23 | Copper alloy smelting process |
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| Publication Number | Publication Date |
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| CN114318024A true CN114318024A (en) | 2022-04-12 |
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| CN202111585825.0A Pending CN114318024A (en) | 2021-12-23 | 2021-12-23 | Copper alloy smelting process |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1104980A (en) * | 1994-01-07 | 1995-07-12 | 黄达生 | Method for making packing container from rice husk |
| US20040011693A1 (en) * | 2000-12-22 | 2004-01-22 | Gabriele Prenger | Method for producing a packaging filled with tablets and one such packaging |
| CN105568016A (en) * | 2015-12-21 | 2016-05-11 | 赣州江钨拉法格高铁铜材有限公司 | Method for adding alloy elements in up-drawing copper-magnesium alloy casting |
| CN107838640A (en) * | 2017-11-09 | 2018-03-27 | 河南科技大学 | One Albatra metal roller covers manufacturing process |
| CN112964059A (en) * | 2021-02-03 | 2021-06-15 | 昆明理工大学 | Liquid metal temperature-control vacuum induction melting device and temperature control method |
| CN113478289A (en) * | 2021-09-07 | 2021-10-08 | 南通海润机床有限公司 | Chip treatment device of machine tool |
-
2021
- 2021-12-23 CN CN202111585825.0A patent/CN114318024A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1104980A (en) * | 1994-01-07 | 1995-07-12 | 黄达生 | Method for making packing container from rice husk |
| US20040011693A1 (en) * | 2000-12-22 | 2004-01-22 | Gabriele Prenger | Method for producing a packaging filled with tablets and one such packaging |
| CN105568016A (en) * | 2015-12-21 | 2016-05-11 | 赣州江钨拉法格高铁铜材有限公司 | Method for adding alloy elements in up-drawing copper-magnesium alloy casting |
| CN107838640A (en) * | 2017-11-09 | 2018-03-27 | 河南科技大学 | One Albatra metal roller covers manufacturing process |
| CN112964059A (en) * | 2021-02-03 | 2021-06-15 | 昆明理工大学 | Liquid metal temperature-control vacuum induction melting device and temperature control method |
| CN113478289A (en) * | 2021-09-07 | 2021-10-08 | 南通海润机床有限公司 | Chip treatment device of machine tool |
Non-Patent Citations (1)
| Title |
|---|
| 吴春苗: "《艺术铸造：铸造技术及工艺案例》", 31 July 2011, 华南理工大学出版社 * |
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Application publication date: 20220412 |