CN113857246A - 无氧式铜与铝复合金属板带的生产方法 - Google Patents
无氧式铜与铝复合金属板带的生产方法 Download PDFInfo
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 53
- 239000010949 copper Substances 0.000 title claims abstract description 53
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 46
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 239000002131 composite material Substances 0.000 title claims abstract description 40
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 18
- 239000002184 metal Substances 0.000 title claims abstract description 18
- 238000005096 rolling process Methods 0.000 claims abstract description 29
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 claims abstract description 23
- 230000001681 protective effect Effects 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims description 20
- 238000004140 cleaning Methods 0.000 claims description 14
- 239000007787 solid Substances 0.000 claims description 14
- 239000004519 grease Substances 0.000 claims description 13
- 239000007789 gas Substances 0.000 claims description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 238000005266 casting Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 8
- 238000009749 continuous casting Methods 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 230000003647 oxidation Effects 0.000 abstract description 5
- 238000007254 oxidation reaction Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 4
- 230000004913 activation Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000013329 compounding Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 238000004804 winding Methods 0.000 abstract 1
- 238000005498 polishing Methods 0.000 description 7
- 238000005406 washing Methods 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- WPPDFTBPZNZZRP-UHFFFAOYSA-N aluminum copper Chemical compound [Al].[Cu] WPPDFTBPZNZZRP-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
- B21B1/24—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process
- B21B1/26—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process by hot-rolling, e.g. Steckel hot mill
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
- B21B3/003—Rolling non-ferrous metals immediately subsequent to continuous casting, i.e. in-line rolling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/004—Heating the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0269—Cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/04—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing
- B21B45/06—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing of strip material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B9/00—Measures for carrying out rolling operations under special conditions, e.g. in vacuum or inert atmosphere to prevent oxidation of work; Special measures for removing fumes from rolling mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
- B21B2003/001—Aluminium or its alloys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
- B21B2003/005—Copper or its alloys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/004—Heating the product
- B21B2045/006—Heating the product in vacuum or in inert atmosphere
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2261/00—Product parameters
- B21B2261/20—Temperature
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2265/00—Forming parameters
- B21B2265/12—Rolling load or rolling pressure; roll force
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Abstract
本发明涉及铜铝复合材料领域的无氧式铜与铝复合金属板带的生产方法，本发明的采用激光高温清洗技术，使材料表层氧化层完全去除，有利于铜铝复合界面结合，保证成品界面强度。铜带复合前预热，有助于提升铜带表面活化能，保护气可防止铜带再次氧化，能促进铜铝复合过程的界面结合强度。无氧环境中轧制可以防止轧制过程中界面氧化，影响界面强度。发明要求的参数范围内的轧制压力、轧制速度和收卷张力可保证界面复合结合强度大于铝材强度，界面剪切时只在铝材断裂，不会发生界面分离。
Description
技术领域
本发明涉及铜铝复合材料领域，具体涉及无氧式铜与铝复合金属板带的生产方法。
背景技术
公开号为CN101758071B的中国专利公开了一种铝与铜复合金属板带的生产方法，该方法为将半固态的铝或铝合金和固态铜板带进行无氧连续铸轧，制得铝与铜复合金属板带。
现有技术存在的问题有：1.碱洗脱脂和打磨需使用两道工序，碱洗后还需烘干、清洗、烘干、打磨，工序繁琐；2.打磨辊单面机械打磨，可能会因为打磨辊磨损，存在漏打或打磨不足的问题，难以保证铜带表面完全无氧化层，进而影响氧化层去除。
发明内容
本发明的目的是解决以上缺陷，提供无氧式铜与铝复合金属板带的生产方法。
本发明的目的是通过以下方式实现的：无氧式铜与铝复合金属板带的生产方法，包括以下步骤：
S1，静置，将温度680-850℃的铝液静置4-18分钟；
S2，浇铸，将S1中静置完成的铝液浇入铸造嘴中，等待浇铸出的铝液冷却结晶至半熔化半固体状态，得到半固态铝液；
S3，铜带预处理，将铜带放入保护气环境中，进行激光清洗，清洗至表面无油脂和氧化层，得到无油脂和氧化层的铜带；
S4，铜带加热，将S3中的得到无油脂和氧化层的铜带在线直接加热至250-400℃，所述S3和S4均在同一保护气环境中进行；
S5，制作坯料，将S4中加热后的铜带与S2中半固态铝液接触，并进行无氧连续铸轧，铜铝复合轧制压力为5*10^6N-14*10^6N，轧制速度为0.3-2m/s，张力为3*10^6N-9*10^6N，得到铜铝复合板带坯料；
S6，二次精轧，将S5得到的铜铝复合板带坯料进行二次精轧，校准板厚宽度，经二次精轧制得铜铝复合板带，铜铝复合板带的厚度为2.5-15mm，其中铜和铝的结合强度不低于铝的强度。
优选的，保护气体为氮气。
优选的，所述S1中的温度为760℃，静置时间为12分钟。
优选的，所述S1中的温度为850℃，静置时间为18分钟。
优选的，所述S1中的温度为830℃，静置时间为17分钟。
优选的，所述S2中激光清洗的去除深度为8-10um。
优选的，所述S2中激光清洗的去除深度为11-15um。
本发明所产生的有益效果是：激光清洗可通过设备调节设定具体清晰深度，确保表面氧化层完全去除，同时激光高温清洗可去出氧化层和表层油脂，减少场地占用，在无氧环境中扎制的可防止在扎制过程中界面氧化，同时铜带复合前的预热，有助于提升铜带表面活化能，提高复合过程中金属分子间结合力。
具体实施方式
下面结合具体实施方式对本发明作进一步详细描述。
实施例一，
无氧式铜与铝复合金属板带的生产方法，包括以下步骤：
S1，静置，将温度760℃的铝液静置12分钟；
S2，浇铸，将S1中静置完成的铝液浇入铸造嘴中，等待浇铸出的铝液冷却结晶至半熔化半固体状态，得到半固态铝液；
S3，铜带预处理，将2.5mm铜带放入保护气环境中，本实施例保护气体为氮气，进行激光清洗，清洗去除材料深度为8-10um，清洗至表面无油脂和氧化层，得到无油脂和氧化层的铜带；
S4，铜带加热，将S3中的得到无油脂和氧化层的铜带在线直接加热至280℃，所述S3和S4均在同一保护气环境中进行；
S5，制作坯料，将S4中加热后的铜带与S2中半固态铝液接触，并进行无氧连续铸轧，铜铝复合轧制压力为5*10^6N，轧制速度为1.5m/s，张力为6*10^6N，得到铜铝复合板带坯料；
S6，二次精轧，将S5得到的铜铝复合板带坯料进行二次精轧，校准板厚宽度，经二次精轧制得铜铝复合板带，铜铝复合板带的厚度为6mm，其中铜和铝的结合强度不低于铝的强度。
实施例二，
无氧式铜与铝复合金属板带的生产方法，包括以下步骤：
S1，静置，将温度850℃的铝液静置18分钟；
S2，浇铸，将S1中静置完成的铝液浇入铸造嘴中，等待浇铸出的铝液冷却结晶至半熔化半固体状态，得到半固态铝液；
S3，铜带预处理，将4mm铜带放入保护气环境中，本实施例保护气体为氮气，进行激光清洗，清洗去除材料深度为11-15um，清洗至表面无油脂和氧化层，得到无油脂和氧化层的铜带；
S4，铜带加热，将S3中的得到无油脂和氧化层的铜带在线直接加热至350℃，所述S3和S4均在同一保护气环境中进行；
S5，制作坯料，将S4中加热后的铜带与S2中半固态铝液接触，并进行无氧连续铸轧，铜铝复合轧制压力为12*10^6N，轧制速度为1.2m/s，张力为9*10^6N，得到铜铝复合板带坯料；
S6，二次精轧，将S5得到的铜铝复合板带坯料进行二次精轧，校准板厚宽度，经二次精轧制得铜铝复合板带，铜铝复合板带的厚度为12mm，其中铜和铝的结合强度不低于铝的强度。
以上内容是结合具体的优选实施例对本发明所作的进一步详细说明，不能认定本发明的具体实施只局限于这些说明。对于本发明所属技术领域的普通技术人员来说，在不脱离本发明构思的前提下，还可以做出若干简单推演或替换，都应视为本发明的保护范围。
Claims (7)
1.无氧式铜与铝复合金属板带的生产方法，其特征在于：包括以下步骤：
S1，静置，将温度680-850℃的铝液静置4-18分钟；
S2，浇铸，将S1中静置完成的铝液浇入铸造嘴中，等待浇铸出的铝液冷却结晶至半熔化半固体状态，得到半固态铝液；
S3，铜带预处理，将铜带放入保护气环境中，进行激光清洗，清洗至表面无油脂和氧化层，得到无油脂和氧化层的铜带；
S4，铜带加热，将S3中的得到无油脂和氧化层的铜带在线直接加热至250-400℃，所述S3和S4均在同一保护气环境中进行；
S5，制作坯料，将S4中加热后的铜带与S2中半固态铝液接触，并进行无氧连续铸轧，铜铝复合轧制压力为5*10^6N-14*10^6N，轧制速度为0.3-2m/s，张力为3*10^6N-9*10^6N，得到铜铝复合板带坯料；
S6，二次精轧，将S5得到的铜铝复合板带坯料进行二次精轧，校准板厚宽度，经二次精轧制得铜铝复合板带，铜铝复合板带的厚度为2.5-15mm，其中铜和铝的结合强度不低于铝的强度。
2.根据权利要求1所述的无氧式铜与铝复合金属板带的生产方法，其特征在于：所述保护气体为氮气。
3.根据权利要求1所述的无氧式铜与铝复合金属板带的生产方法，其特征在于：所述S1中的温度为760℃，静置时间为12分钟。
4.根据权利要求1所述的无氧式铜与铝复合金属板带的生产方法，其特征在于：所述S1中的温度为850℃，静置时间为18分钟。
5.根据权利要求1所述的无氧式铜与铝复合金属板带的生产方法，其特征在于：所述S1中的温度为830℃，静置时间为17分钟。
6.根据权利要求1所述的无氧式铜与铝复合金属板带的生产方法，其特征在于：所述S2中激光清洗的去除深度为8-10um。
7.根据权利要求1所述的无氧式铜与铝复合金属板带的生产方法，其特征在于：所述S2中激光清洗的去除深度为11-15um。
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Application publication date: 20211231 |