JP4437403B2 - 半固体成形方法 - Google Patents
半固体成形方法 Download PDFInfo
- Publication number
- JP4437403B2 JP4437403B2 JP2003563751A JP2003563751A JP4437403B2 JP 4437403 B2 JP4437403 B2 JP 4437403B2 JP 2003563751 A JP2003563751 A JP 2003563751A JP 2003563751 A JP2003563751 A JP 2003563751A JP 4437403 B2 JP4437403 B2 JP 4437403B2
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- JP
- Japan
- Prior art keywords
- injection
- injection chamber
- molten metal
- semi
- piston
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 38
- 239000007787 solid Substances 0.000 title claims description 37
- 238000000465 moulding Methods 0.000 title description 6
- 238000002347 injection Methods 0.000 claims description 106
- 239000007924 injection Substances 0.000 claims description 106
- 239000002002 slurry Substances 0.000 claims description 40
- 229910052751 metal Inorganic materials 0.000 claims description 34
- 239000002184 metal Substances 0.000 claims description 34
- 238000004512 die casting Methods 0.000 claims description 17
- 238000005266 casting Methods 0.000 claims description 4
- 238000007711 solidification Methods 0.000 claims description 3
- 230000008023 solidification Effects 0.000 claims description 3
- 229910000838 Al alloy Inorganic materials 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims 1
- 238000002844 melting Methods 0.000 claims 1
- 239000000956 alloy Substances 0.000 description 37
- 229910045601 alloy Inorganic materials 0.000 description 36
- 235000015895 biscuits Nutrition 0.000 description 10
- 229910052782 aluminium Inorganic materials 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 238000001816 cooling Methods 0.000 description 4
- 239000000758 substrate Substances 0.000 description 3
- 229910018134 Al-Mg Inorganic materials 0.000 description 2
- 229910018125 Al-Si Inorganic materials 0.000 description 2
- 229910018137 Al-Zn Inorganic materials 0.000 description 2
- 229910018182 Al—Cu Inorganic materials 0.000 description 2
- 229910018467 Al—Mg Inorganic materials 0.000 description 2
- 229910018520 Al—Si Inorganic materials 0.000 description 2
- 229910018573 Al—Zn Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000004323 axial length Effects 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005058 metal casting Methods 0.000 description 2
- 229910001092 metal group alloy Inorganic materials 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000010099 solid forming Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000009974 thixotropic effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- QDMRQDKMCNPQQH-UHFFFAOYSA-N boranylidynetitanium Chemical compound [B].[Ti] QDMRQDKMCNPQQH-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/007—Semi-solid pressure die casting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/08—Cold chamber machines, i.e. with unheated press chamber into which molten metal is ladled
- B22D17/12—Cold chamber machines, i.e. with unheated press chamber into which molten metal is ladled with vertical press motion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D23/00—Casting processes not provided for in groups B22D1/00 - B22D21/00
- B22D23/06—Melting-down metal, e.g. metal particles, in the mould
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S164/00—Metal founding
- Y10S164/90—Rheo-casting
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Forging (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
- Continuous Casting (AREA)
Description
Claims (5)
- 軸方向に移動可能な第1の射出ピストンを内蔵しほぼ垂直な軸線を有する第1の射出スリーブを備え、この第1の射出スリーブと第1の射出ピストンが該第1の射出ピストンの上方に第1の射出室を画成している、垂直なダイカストプレス上方に取付けられたダイセットによって画成されたダイキャビティ内で高強度の金属部品を鋳造する方法において、
溶融金属を形成するために固体金属を溶融し、
溶融金属を結晶粒微細化剤によって処理し、
溶融金属を前記第1の射出室内に流入させるとともに、この流入された溶融金属をその水平幅がその垂直深さの少なくとも2倍となるように設定し、
球状で一般的に非樹枝状の顕微鏡組織を有する半固体スラリーを形成するために、予め定めた温度範囲内まで前記第1の射出室内の溶融金属を冷却し、この場合射出室内の溶融金属がその垂直深さの少なくとも2倍の水平幅を有しており、
半固体スラリーを前記第1の射出室から、該第1の射出室の少なくとも1つのゲート開口を通ってダイキャビティに移動させるために、射出ピストンを射出室内で上方に移動させ、そして
金属部品を形成するためにダイキャビティ内で半固体スラリーの固化を可能にすることを特徴とする方法。 - 軸方向において前記第1の射出スリーブの内面とほぼ一直線上に並ぶ下向きの環状の捕捉凹部を前記第1の射出室の上方に形成し、
前記第1の射出ピストンの上方への移動に応じて、前記第1の射出スリーブに隣接する半固体スラリーの一層固化された外側部分を捕捉凹部内で捕捉することを特徴とする、請求項1記載の方法。 - 溶融金属がA356アルミニウム合金であり、半固体スラリーを形成するために570〜590℃の範囲内の温度まで、前記第1の射出室内で冷却されることを特徴とする、請求項1記載の方法。
- 半固体スラリーを形成するために40〜60%の固体範囲を生じる温度範囲まで、溶融金属が前記第1の射出室内で冷却されることを特徴とする、請求項1記載の方法。
- 溶融金属を、第2の射出ピストンを収容する第2の射出スリーブによって画成された第2の射出室に案内するとともにその水平幅がその垂直深さの少なくとも2倍となるように設定し、
半固体スラリーが第1の射出室からダイキャビティに射出された後で、第2の射出スリーブおよび第2の射出ピストンを第1の射出スリーブおよび第1の射出ピストンと交換し、
第2の射出室内で溶融金属を冷却し、第2の射出室内の溶融金属が垂直深さの少なくとも2倍の水平幅を有することを特徴とする、請求項1記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/066,527 US20030141033A1 (en) | 2002-01-31 | 2002-01-31 | Semi-solid molding method |
PCT/US2002/037543 WO2003064075A1 (en) | 2002-01-31 | 2002-11-22 | Semi-solid molding method |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2005515897A JP2005515897A (ja) | 2005-06-02 |
JP2005515897A5 JP2005515897A5 (ja) | 2006-01-19 |
JP4437403B2 true JP4437403B2 (ja) | 2010-03-24 |
Family
ID=27610503
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003563751A Expired - Lifetime JP4437403B2 (ja) | 2002-01-31 | 2002-11-22 | 半固体成形方法 |
Country Status (7)
Country | Link |
---|---|
US (2) | US20030141033A1 (ja) |
EP (1) | EP1483071A4 (ja) |
JP (1) | JP4437403B2 (ja) |
KR (1) | KR100944130B1 (ja) |
CN (1) | CN100389904C (ja) |
CA (1) | CA2474301C (ja) |
WO (1) | WO2003064075A1 (ja) |
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US20050056394A1 (en) * | 2002-01-31 | 2005-03-17 | Tht Presses Inc. | Semi-solid molding method and apparatus |
US20050067131A1 (en) * | 2003-09-29 | 2005-03-31 | Spx Corporation | Semi-solid metal casting process |
US20050103461A1 (en) * | 2003-11-19 | 2005-05-19 | Tht Presses, Inc. | Process for generating a semi-solid slurry |
US7331373B2 (en) * | 2005-01-14 | 2008-02-19 | Contech U.S., Llc | Semi-solid and squeeze casting process |
CN100336619C (zh) * | 2005-07-29 | 2007-09-12 | 哈尔滨工业大学 | 铸造轻质合金半固态坯料的连续制备装置及制备方法 |
US7509993B1 (en) * | 2005-08-13 | 2009-03-31 | Wisconsin Alumni Research Foundation | Semi-solid forming of metal-matrix nanocomposites |
US7441584B2 (en) * | 2006-03-02 | 2008-10-28 | T.H.T Presses, Inc. | Semi-solid molding method and apparatus |
KR100757582B1 (ko) * | 2006-06-08 | 2007-09-12 | 현대자동차주식회사 | 알루미늄 휠 제조 장치 및 방법 |
US20090000758A1 (en) | 2007-04-06 | 2009-01-01 | Ashley Stone | Device for Casting |
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2002
- 2002-01-31 US US10/066,527 patent/US20030141033A1/en not_active Abandoned
- 2002-11-22 KR KR1020047011916A patent/KR100944130B1/ko active IP Right Grant
- 2002-11-22 CN CNB028277686A patent/CN100389904C/zh not_active Expired - Fee Related
- 2002-11-22 JP JP2003563751A patent/JP4437403B2/ja not_active Expired - Lifetime
- 2002-11-22 EP EP02806699A patent/EP1483071A4/en not_active Withdrawn
- 2002-11-22 CA CA2474301A patent/CA2474301C/en not_active Expired - Lifetime
- 2002-11-22 WO PCT/US2002/037543 patent/WO2003064075A1/en active Application Filing
-
2003
- 2003-11-03 US US10/700,004 patent/US6808004B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR100944130B1 (ko) | 2010-02-24 |
CA2474301C (en) | 2011-01-25 |
CA2474301A1 (en) | 2003-08-07 |
US20030141033A1 (en) | 2003-07-31 |
CN1617779A (zh) | 2005-05-18 |
EP1483071A1 (en) | 2004-12-08 |
WO2003064075A1 (en) | 2003-08-07 |
JP2005515897A (ja) | 2005-06-02 |
KR20040089135A (ko) | 2004-10-20 |
US6808004B2 (en) | 2004-10-26 |
EP1483071A4 (en) | 2006-04-05 |
US20040094286A1 (en) | 2004-05-20 |
CN100389904C (zh) | 2008-05-28 |
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