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    • 5. 发明授权
    • Method for pressure bonding metal members by utilizing eutectic reaction
    • 通过利用共晶反应来压合金属部件的方法
    • US4331286A
    • 1982-05-25
    • US27837
    • 1979-04-06
    • Kunio MiyazakiTakeo TamamuraTomio IizukaHitoshi SuzukiIzumi Ochiai
    • Kunio MiyazakiTakeo TamamuraTomio IizukaHitoshi SuzukiIzumi Ochiai
    • B23K20/00B23K13/02B23K20/22B23K20/233
    • B23K13/02B23K20/233
    • A method for pressure bonding metal members by utilizing eutectic reaction comprising the steps of bringing two metal members of dissimilar metals to be bonded into contact with each other under a predetermined contacting pressure P.sub.1 lower than the plastic deformation pressures of the metals of the two members and heating the contacting surfaces of the two members to a temperature lower than melting point temperatures of the metals and not lower than the eutectic temperature thereof to produce a liquid of eutectic composition by eutectic reaction between the surfaces of the two members to be bonded, applying an upset pressure P.sub.2 higher than the contacting pressure P.sub.1 to the surfaces to be bonded to squeeze out the liquid from the contacting surfaces of the two members to outside, and cooling the bonded surfaces of the two members. When the members to be joined by pressure bonding are of the same metal, an insert comprising an element undergoing eutectic reaction with the metal of the two members is interposed between the surfaces of the two members to be bonded.
    • 一种通过利用共晶反应来压接金属构件的方法,包括以下步骤:在比两个构件的金属的塑性变形压力低的预定接触压力P1下将要接合的异种金属的两个金属构件相互接触, 将两个构件的接触表面加热到低于金属的熔点温度的温度并且不低于其共晶温度,以通过待结合的两个构件的表面之间的共晶反应产生共晶组成的液体, 镦锻压力P2比要接合的表面高出接触压力P1,以将液体从两个构件的接触表面挤出到外部,并冷却两个构件的接合表面。 当通过压力接合连接的构件是相同的金属时,包括与两个构件的金属进行共晶反应的元件的插入件插入在待接合的两个构件的表面之间。