JPS58116952A - 減圧造型鋳型 - Google Patents
減圧造型鋳型Info
- Publication number
- JPS58116952A JPS58116952A JP56213530A JP21353081A JPS58116952A JP S58116952 A JPS58116952 A JP S58116952A JP 56213530 A JP56213530 A JP 56213530A JP 21353081 A JP21353081 A JP 21353081A JP S58116952 A JPS58116952 A JP S58116952A
- Authority
- JP
- Japan
- Prior art keywords
- core
- mold
- recesses
- stage
- core print
- 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.)
- Granted
Links
- 238000000465 moulding Methods 0.000 title claims abstract description 13
- 238000005266 casting Methods 0.000 claims abstract description 9
- 239000012528 membrane Substances 0.000 claims description 12
- 239000004576 sand Substances 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 5
- 230000007547 defect Effects 0.000 abstract description 4
- 229920006266 Vinyl film Polymers 0.000 abstract description 2
- 239000007789 gas Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000004080 punching Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 9
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 4
- 229920002554 vinyl polymer Polymers 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 2
- 238000007872 degassing Methods 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 238000005273 aeration Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003110 molding sand Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56213530A JPS58116952A (ja) | 1981-12-28 | 1981-12-28 | 減圧造型鋳型 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56213530A JPS58116952A (ja) | 1981-12-28 | 1981-12-28 | 減圧造型鋳型 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58116952A true JPS58116952A (ja) | 1983-07-12 |
| JPS6261377B2 JPS6261377B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-12-21 |
Family
ID=16640709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56213530A Granted JPS58116952A (ja) | 1981-12-28 | 1981-12-28 | 減圧造型鋳型 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58116952A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6281244A (ja) * | 1985-10-04 | 1987-04-14 | Hazu Kogyo Kk | 減圧鋳型 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63313677A (ja) * | 1987-06-16 | 1988-12-21 | Daihatsu Motor Co Ltd | ロボット用スポット溶接ガン |
-
1981
- 1981-12-28 JP JP56213530A patent/JPS58116952A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6281244A (ja) * | 1985-10-04 | 1987-04-14 | Hazu Kogyo Kk | 減圧鋳型 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6261377B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-12-21 |