CN100421869C - 模块散热器的制造方法 - Google Patents

模块散热器的制造方法 Download PDF

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CN100421869C
CN100421869C CNB2006100143405A CN200610014340A CN100421869C CN 100421869 C CN100421869 C CN 100421869C CN B2006100143405 A CNB2006100143405 A CN B2006100143405A CN 200610014340 A CN200610014340 A CN 200610014340A CN 100421869 C CN100421869 C CN 100421869C
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radiator
module radiator
strain
fin
seasoning
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CN1883876A (zh
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国占昌
刘健
赵立
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Tianjin Rui Xinchang Polytron Technologies Inc
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TIANJIN RUIXIN ELECTRON HEAT EXCHANGE TECHNOLOGY Co Ltd
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Abstract

本发明涉及一种模块散热器的制造方法,首先,将单体蓄热基板1和翅片2构成的挤压型材进行锯切下料;再经压合前分捡;将多片将单体蓄热基板1和翅片2构成的挤压型材压合成模块散热器,使之产生压缩应变;压合后的整体模块散热器应变时效处理,应变时效制度为3%预压缩变形温度为180℃、时效时间8-12小时;最后进入数控加工中心进行加工成成品。其优点是整体模块散热器进行应变时效处理,提高了硬度和强度,机加工性能好,如铣削、钻孔、攻丝等工序加工精度和光洁度高,易断屑,提高了深加工效率约15%。

Description

模块散热器的制造方法
技术领域
本发明涉及一种铝合金应变时效工艺,特别是涉及一种由多片单体散热片组成的模块散热器的制造方法。
背景技术
众所周知,目前,模块散热器的制造方法是:首先,将获得散热片用的铝合金挤压型材直接置于时效加热炉中进行时效硬化处理,并在此基础上进行锯切、压合、铣削、钻孔、攻丝等在线机加工工序,最后,经过精整工序后结束。此种,先时效处理而后“压合”的方法,生产的大功率电源模块散热器的形位尺寸及机加工精度和光洁度已不能满足为现代信息产业配套散热器的要求。
发明内容:
本发明的主要目的在于克服以上不足而提供一种先“压合”后时效处理,改善机加工性能,加工精度和光洁度高,效率高的模块散热器的制造方法。
本发明解决其技术问题所采用的技术方案是:它包括散热器用铝合金型材挤压、时效加热炉时效处理和在线机加工工序,其特征在于:散热器由多片单体蓄热基板1和翅片2构成,其模块散热器的制造方法如下:
①.首先,将单体蓄热基板1和翅片2构成的挤压型材进行锯切下料;
②.压合前分捡;
③.将多片单体蓄热基板1和翅片2构成的挤压型材压合成模块散热器,使之产生压缩应变,压缩量为3%;
④.整体模块散热器进行应变时效处理,其应变时效制度为3%预压缩变形、温度为180℃、时效时间8-12小时;
⑤.在数控加工中心进行加工成成品;
⑥.检验;
⑦.包装、入库。
本发明具有的优点和积极效果是:压合后的整体模块散热器再进行应变时效处理,从而提高了硬度和强度,机加工性能好,如铣削、钻孔、攻丝等工序加工精度和光洁度高,易断屑,提高了深加工效率约15%。
附图说明
图1是本发明的工艺流程示意图;
图2是单体蓄热基板1和翅片2的结构示意图;
图3是模块散热器的结构示意图。
图1-图3中:1.蓄热基板,  2.翅片,  3.插槽,  4.突出尖角,5.V字形尖角,  6.左堵头,  7.突出尖角,  8.右堵头,  9.V字形尖角。
具体实施方式
为能进一步了解本发明的发明内容特点及功效兹举例以下实施例,并配合附图详细说明如下,请参阅图1-图3。
如图1所示:首先,将单体蓄热基板1和翅片2构成的挤压型材进行锯切下料;再进行压合前分捡检查出不合格的挤压型材,并在保持其挤压状态下锯切成如图2所示:规定长度的“单片”,因每个单体蓄热基板1的两侧都分别开有插槽3,且在插槽3的根部带有突出尖角4,其顶部带有V字形尖角5,每个单体蓄热基板1两侧的插槽3彼此相互插接,然后,将多片单体蓄热基板1和翅片2构成的挤压型材和如图3所示的带有突出尖角7及V字形尖角的左堵头6、右堵头8全部插接在一起后,在立式四柱油压机上实施压合,在压合过程中,载荷通过工装传递而紧密联结,在压力荷载作用下所有单体插槽3的相互结合面均发生了压塑性变形,其压合成的模块散热器,与压缩量为3%,同时,模块散热器获得了一定的机械结合强度;再将压合成的整体模块散热器进行应变时效处理,以铝合金的最佳应变时效制度为准,即3%预压缩变形、温度为180℃、时效时间8-12小时;最后,进入数控加工中心进行铣削、钻孔、攻丝等加工,经检验后包装入库。
其优点是:压合后的整体模块散热器再进行应变时效处理,从而提高了硬度和强度,机加工性能好,如铣削、钻孔、攻丝等工序加工精度和光洁度高,易断屑,提高了深加工效率约15%。

Claims (1)

1. 一种模块散热器的制造方法,它包括散热器用铝合金型材挤压、时效加热炉时效处理和在线机加工工序,其特征在于:散热器由多片单体蓄热基板(1)和翅片(2)构成,其模块散热器的制造方法如下:
①.首先,将单体蓄热基板(1)和翅片(2)构成的挤压型材进行锯切下料;
②.压合前分捡;
③.将多片单体蓄热基板(1)和翅片(2)构成的挤压型材压合成模块散热器,使之产生压缩应变,压缩量为3%;
④.整体模块散热器进行应变时效处理,其应变时效制度为3%预压缩变形、温度为180℃、时效时间8-12小时;
⑤.在数控加工中心进行加工成成品;
⑥.检验;
⑦.包装、入库。
CNB2006100143405A 2006-06-14 2006-06-14 模块散热器的制造方法 Active CN100421869C (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102397903A (zh) * 2010-09-09 2012-04-04 无锡鸿声铝业有限公司 一种散热器型材生产工艺
CN102397910A (zh) * 2010-09-09 2012-04-04 无锡鸿声铝业有限公司 一种导轨条型材生产工艺

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102357786B (zh) * 2011-09-15 2013-03-27 天津锐新昌轻合金股份有限公司 模块散热器制造工艺的补偿方法
CN102848147B (zh) * 2012-08-29 2014-07-09 苏州市意可机电有限公司 一种合成器背板的加工工艺
CN103551824A (zh) * 2013-08-20 2014-02-05 中山市三丰精密铝制品有限公司 一种散热器的制作方法

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WO1987000913A1 (en) * 1985-08-07 1987-02-12 North American Specialties Corporation Heat sink formed of stacked fin elements
WO2002070977A1 (en) * 2001-03-01 2002-09-12 Norsk Hydro Asa Heat exchanger having fins
JP2004154922A (ja) * 2002-11-05 2004-06-03 Tousui Ltd 押し出し材同士及びヒートシンクの勘合方法
CN1557019A (zh) * 2002-01-02 2004-12-22 艾尔坎技术及管理有限公司 用于半导体器件或类似器件的散热器及其制造方法和实施该方法的工具
US20050199371A1 (en) * 2004-03-15 2005-09-15 International Business Machines Corporation Heat sink and method of making the same
CN1767751A (zh) * 2005-09-30 2006-05-03 天津锐新电子热传技术有限公司 模块散热器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987000913A1 (en) * 1985-08-07 1987-02-12 North American Specialties Corporation Heat sink formed of stacked fin elements
WO2002070977A1 (en) * 2001-03-01 2002-09-12 Norsk Hydro Asa Heat exchanger having fins
CN1557019A (zh) * 2002-01-02 2004-12-22 艾尔坎技术及管理有限公司 用于半导体器件或类似器件的散热器及其制造方法和实施该方法的工具
JP2004154922A (ja) * 2002-11-05 2004-06-03 Tousui Ltd 押し出し材同士及びヒートシンクの勘合方法
US20050199371A1 (en) * 2004-03-15 2005-09-15 International Business Machines Corporation Heat sink and method of making the same
CN1767751A (zh) * 2005-09-30 2006-05-03 天津锐新电子热传技术有限公司 模块散热器

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102397903A (zh) * 2010-09-09 2012-04-04 无锡鸿声铝业有限公司 一种散热器型材生产工艺
CN102397910A (zh) * 2010-09-09 2012-04-04 无锡鸿声铝业有限公司 一种导轨条型材生产工艺

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