KR20160064215A - 생형 주형 및 그 제조 방법, 및 철계 주물의 제조 방법 - Google Patents
생형 주형 및 그 제조 방법, 및 철계 주물의 제조 방법 Download PDFInfo
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- KR20160064215A KR20160064215A KR1020167011473A KR20167011473A KR20160064215A KR 20160064215 A KR20160064215 A KR 20160064215A KR 1020167011473 A KR1020167011473 A KR 1020167011473A KR 20167011473 A KR20167011473 A KR 20167011473A KR 20160064215 A KR20160064215 A KR 20160064215A
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- Prior art keywords
- mold
- curing agent
- cured
- layer
- hardness
- Prior art date
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- 238000000034 method Methods 0.000 title claims description 54
- 238000004519 manufacturing process Methods 0.000 title claims description 19
- 229910001018 Cast iron Inorganic materials 0.000 title 1
- 238000007528 sand casting Methods 0.000 title 1
- 230000035699 permeability Effects 0.000 claims abstract description 29
- 239000011347 resin Substances 0.000 claims abstract description 23
- 229920005989 resin Polymers 0.000 claims abstract description 23
- 229920001187 thermosetting polymer Polymers 0.000 claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims abstract description 19
- 239000003795 chemical substances by application Substances 0.000 claims description 95
- 238000005266 casting Methods 0.000 claims description 46
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 34
- 229910052742 iron Inorganic materials 0.000 claims description 17
- 239000005011 phenolic resin Substances 0.000 claims description 11
- 238000000465 moulding Methods 0.000 claims description 8
- 239000007849 furan resin Substances 0.000 claims description 7
- 239000003822 epoxy resin Substances 0.000 claims description 5
- 229920000647 polyepoxide Polymers 0.000 claims description 5
- 125000003158 alcohol group Chemical group 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 28
- 239000004576 sand Substances 0.000 description 26
- 230000000052 comparative effect Effects 0.000 description 12
- 230000008569 process Effects 0.000 description 11
- 239000002184 metal Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 7
- 230000007547 defect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 235000019353 potassium silicate Nutrition 0.000 description 7
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 7
- 239000007788 liquid Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 239000004848 polyfunctional curative Substances 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 2
- 238000009395 breeding Methods 0.000 description 2
- 230000001488 breeding effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- PPWHTZKZQNXVAE-UHFFFAOYSA-N Tetracaine hydrochloride Chemical compound Cl.CCCCNC1=CC=C(C(=O)OCCN(C)C)C=C1 PPWHTZKZQNXVAE-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910052626 biotite Inorganic materials 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
- B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
- B22C1/20—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents
- B22C1/22—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of organic agents of resins or rosins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C3/00—Selection of compositions for coating the surfaces of moulds, cores, or patterns
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/12—Treating moulds or cores, e.g. drying, hardening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D15/00—Casting using a mould or core of which a part significant to the process is of high thermal conductivity, e.g. chill casting; Moulds or accessories specially adapted therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mold Materials And Core Materials (AREA)
Abstract
Description
도 1b는 본 발명의 생형 주형을 나타내는 분해 단면도이다.
도 2는 본 발명의 생형 주형의 제1 제조 방법의 공정을 나타낸 개략도이다.
도 3은 본 발명의 생형 주형의 제2 제조 방법의 공정을 나타낸 개략도이다.
도 4는 종래의 생형 주형의 제조 방법의 공정을 나타낸 개략도이다.
1a, 1b : 생형부
2 : 경화제
3a, 3b : 오목부
4a, 4b : 주형 결합면
6 : 캐비티
7 : 반경화층
7' : 경화제층
8 : 경화층
11 : 주형 틀
12a, 12b : 모형
13 : 정반
14 : 도포 장치
15 : 탕도
Claims (12)
- 오목부 및 주형 결합면을 가지는 적어도 한 쌍의 생형부를 가지는 생형 주형으로서, 각 생형부의 오목부면 및 주형 결합면에 열경화성 수지를 주성분으로 하는 경화층이 형성되어 있고, 상기 경화층이 40∼98의 경도, 0.5∼6㎜의 두께, 및 70∼150의 통기도를 가지는,
생형 주형. - 제1항에 있어서,
상기 열경화성 수지가 페놀 수지, 에폭시 수지 및 푸란 수지 중 적어도 일종인, 생형 주형. - 제1항 또는 제2항에 기재된 생형 주형을 제조하는 방법으로서,
각 생형부의 오목부면 및 주형 결합면에, 열경화성 수지를 주성분으로 하고, 또한 1∼100mPa·S의 점도를 가지는 경화제를 도포하고,
상기 생형부의 주형 결합 후에 가열함으로써, 상기 경화제를 경화시키는,
생형 주형의 제조 방법. - 제3항에 있어서,
상기 경화제가 열경화성 수지의 알코올 용액인, 생형 주형의 제조 방법. - 제3항 또는 제4항에 있어서,
상기 경화제의 도포량이 100∼550g/m2인, 생형 주형의 제조 방법. - 제3항 내지 제5항 중 어느 한 항에 있어서,
상기 각 생형부의 오목부면 및 주형 결합면에 1∼15mPa·S의 점도를 가지는 경화제를 도포하고,
주형 결합 전에 상기 경화제를 반경화 상태까지 경화시켜, 반경화층을 형성하고,
주형 결합 후에 상기 반경화층을 가열함으로써, 거의 완전히 경화한 경화층으로 하는, 생형 주형의 제조 방법. - 제6항에 있어서,
상기 반경화층의 경도가 30∼45인, 생형 주형의 제조 방법. - 제6항 또는 제7항에 있어서,
상기 경화층의 두께가 2.2∼6㎜인, 생형 주형의 제조 방법. - 제3항 내지 제5항 중 어느 한 항에 있어서,
상기 각 생형부의 오목부면 및 주형 결합면에 15∼100mPa·S의 점도를 가지는 경화제를 도포하고,
주형 결합 후에 가열함으로써 상기 경화제를 경화시켜, 거의 완전히 경화된 경화층으로 하는, 생형 주형의 제조 방법. - 제9항에 있어서,
주형 결합 전의 경화제층의 경도가 5∼30인, 생형 주형의 제조 방법. - 제9항 또는 제10항에 있어서,
상기 경화층의 두께가 0.5∼2.2㎜인, 생형 주형의 제조 방법. - 제1항 또는 제2항에 기재된 생형 주형을 사용하여 철계 주물을 제조하는 방법으로서,
상기 생형부를 주형 결합한 후, 가열함으로써 상기 경화층을 형성하고,
주형 결합한 상기 생형부의 오목부에 의해 형성된 캐비티에 철계 용탕을 충전하는,
철계 주물의 제조 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JPJP-P-2013-203816 | 2013-09-30 | ||
JP2013203816 | 2013-09-30 | ||
PCT/JP2014/076041 WO2015046562A1 (ja) | 2013-09-30 | 2014-09-30 | 生型鋳型及びその製造方法、並びに鉄系鋳物の製造方法 |
Publications (2)
Publication Number | Publication Date |
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KR20160064215A true KR20160064215A (ko) | 2016-06-07 |
KR102179841B1 KR102179841B1 (ko) | 2020-11-17 |
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KR1020167011473A KR102179841B1 (ko) | 2013-09-30 | 2014-09-30 | 생형 주형 및 그 제조 방법, 및 철계 주물의 제조 방법 |
Country Status (6)
Country | Link |
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US (1) | US10946435B2 (ko) |
EP (1) | EP3053671B1 (ko) |
JP (1) | JP6387966B2 (ko) |
KR (1) | KR102179841B1 (ko) |
CN (1) | CN105592955B (ko) |
WO (1) | WO2015046562A1 (ko) |
Families Citing this family (4)
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JP6536568B2 (ja) * | 2014-03-26 | 2019-07-03 | 日立金属株式会社 | 鋳鋼品の鋳造用生型及びその製造方法、並びにかかる生型を用いた鋳鋼品の製造方法 |
US11021187B2 (en) | 2017-12-08 | 2021-06-01 | ILJIN USA Corporation | Steering knuckle and method of making the same |
PL243474B1 (pl) * | 2018-05-28 | 2023-08-28 | Abb Spolka Z Ograniczona Odpowiedzialnoscia | Sposób wykonywania form piaskowych zabezpieczonych powłoką ochronną |
CN112008041A (zh) * | 2019-05-31 | 2020-12-01 | 共享智能铸造产业创新中心有限公司 | 模型及提高模型表面硬度的方法 |
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JP2013140102A (ja) * | 2012-01-05 | 2013-07-18 | Denshi Rika Kogyo Kk | 溶融金属の試料採取装置 |
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2014
- 2014-09-30 CN CN201480054041.7A patent/CN105592955B/zh not_active Expired - Fee Related
- 2014-09-30 EP EP14849585.6A patent/EP3053671B1/en active Active
- 2014-09-30 KR KR1020167011473A patent/KR102179841B1/ko active IP Right Grant
- 2014-09-30 JP JP2015539452A patent/JP6387966B2/ja not_active Expired - Fee Related
- 2014-09-30 WO PCT/JP2014/076041 patent/WO2015046562A1/ja active Application Filing
- 2014-09-30 US US15/023,845 patent/US10946435B2/en active Active
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Also Published As
Publication number | Publication date |
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JPWO2015046562A1 (ja) | 2017-03-09 |
US20160236268A1 (en) | 2016-08-18 |
EP3053671B1 (en) | 2021-05-26 |
EP3053671A4 (en) | 2017-04-26 |
KR102179841B1 (ko) | 2020-11-17 |
CN105592955B (zh) | 2018-01-26 |
EP3053671A1 (en) | 2016-08-10 |
WO2015046562A1 (ja) | 2015-04-02 |
JP6387966B2 (ja) | 2018-09-12 |
US10946435B2 (en) | 2021-03-16 |
CN105592955A (zh) | 2016-05-18 |
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