JPS6260183B2 - - Google Patents
Info
- Publication number
- JPS6260183B2 JPS6260183B2 JP51047927A JP4792776A JPS6260183B2 JP S6260183 B2 JPS6260183 B2 JP S6260183B2 JP 51047927 A JP51047927 A JP 51047927A JP 4792776 A JP4792776 A JP 4792776A JP S6260183 B2 JPS6260183 B2 JP S6260183B2
- Authority
- JP
- Japan
- Prior art keywords
- core blowing
- wall
- core
- presser frame
- frame
- 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
Links
- 238000007664 blowing Methods 0.000 claims description 84
- 239000004033 plastic Substances 0.000 claims description 15
- 229920003023 plastic Polymers 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 14
- 239000012778 molding material Substances 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000004576 sand Substances 0.000 description 18
- 238000009415 formwork Methods 0.000 description 10
- 238000006073 displacement reaction Methods 0.000 description 9
- 238000003825 pressing Methods 0.000 description 8
- 238000007872 degassing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003110 molding sand Substances 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005429 filling process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 229910000760 Hardened steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
- B22C15/23—Compacting by gas pressure or vacuum
- B22C15/24—Compacting by gas pressure or vacuum involving blowing devices in which the mould material is supplied in the form of loose particles
- B22C15/245—Blowing tubes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Devices For Molds (AREA)
- Mold Materials And Core Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT22897/75A IT1037768B (it) | 1975-04-30 | 1975-04-30 | Macchina sparaterra per la realizzazione di forme di anime da fonderia e simili |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS51143525A JPS51143525A (en) | 1976-12-09 |
| JPS6260183B2 true JPS6260183B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-12-15 |
Family
ID=11201657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP51047927A Granted JPS51143525A (en) | 1975-04-30 | 1976-04-28 | Core blowing machine for making mold and core |
Country Status (16)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2653788C2 (de) * | 1976-11-26 | 1981-08-27 | Bühler, Eugen, Dipl.-Ing., 8871 Burtenbach | Verfahren und Vorrichtung zum Herstellen von Gießformen aus bindemittelhaltigem Formsand |
| US4140171A (en) * | 1977-08-08 | 1979-02-20 | Ashland Oil, Inc. | No bake blower apparatus for making sand cores |
| CN105772648A (zh) * | 2014-12-19 | 2016-07-20 | 济南万兴农用机械科技有限公司 | 射芯机用射砂装置 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2654924A (en) * | 1949-01-06 | 1953-10-13 | Wood David Howard | Closure device for feed chambers for finely divided materials |
| US3168764A (en) * | 1958-07-09 | 1965-02-09 | Osborn Mfg Co | Foundry molding machine and method of molding |
| DE1209703B (de) * | 1962-03-23 | 1966-01-27 | Fritz Hansberg | Sandschiessmaschine zum Herstellen von Giessereiformen, -kernen od. dgl. |
| US3212141A (en) * | 1962-03-23 | 1965-10-19 | Hansberg Fritz | Seal for the pressure frame of a core and mold making machine |
| US3807483A (en) * | 1971-01-08 | 1974-04-30 | E Buhler | Methods and apparatus for producing sand molds |
| USRE28735E (en) | 1972-03-10 | 1976-03-16 | Pettibone Corporation | Cyclicly-operable machine adapted to produce and assemble cope and drag mold parts |
-
1975
- 1975-04-30 IT IT22897/75A patent/IT1037768B/it active
- 1975-05-27 DE DE2523383A patent/DE2523383C2/de not_active Expired
-
1976
- 1976-04-23 AU AU13296/76A patent/AU498322B2/en not_active Expired
- 1976-04-23 SE SE7604691A patent/SE431409B/xx not_active IP Right Cessation
- 1976-04-26 FR FR7612226A patent/FR2309290A1/fr active Granted
- 1976-04-26 BE BE166477A patent/BE841141A/xx not_active IP Right Cessation
- 1976-04-27 AT AT306576A patent/AT340613B/de not_active IP Right Cessation
- 1976-04-28 JP JP51047927A patent/JPS51143525A/ja active Granted
- 1976-04-28 DK DK191076A patent/DK143056C/da not_active IP Right Cessation
- 1976-04-28 CA CA251,315A patent/CA1047220A/en not_active Expired
- 1976-04-29 NL NL7604575A patent/NL7604575A/xx not_active Application Discontinuation
- 1976-04-29 NO NO761484A patent/NO761484L/no unknown
- 1976-04-29 PT PT65055A patent/PT65055B/pt unknown
- 1976-04-29 CH CH537876A patent/CH609262A5/xx not_active IP Right Cessation
- 1976-04-30 US US05/682,354 patent/US4050504A/en not_active Expired - Lifetime
- 1976-04-30 ES ES447762A patent/ES447762A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH609262A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1979-02-28 |
| AU498322B2 (en) | 1979-03-01 |
| US4050504A (en) | 1977-09-27 |
| IT1037768B (it) | 1979-11-20 |
| SE431409B (sv) | 1984-02-06 |
| ES447762A1 (es) | 1977-06-16 |
| DE2523383A1 (de) | 1976-11-11 |
| DK143056C (da) | 1981-11-02 |
| SE7604691L (sv) | 1976-10-31 |
| AT340613B (de) | 1977-12-27 |
| ATA306576A (de) | 1977-04-15 |
| CA1047220A (en) | 1979-01-30 |
| PT65055B (en) | 1977-09-13 |
| NL7604575A (nl) | 1976-11-02 |
| DK143056B (da) | 1981-03-23 |
| DE2523383C2 (de) | 1983-09-15 |
| PT65055A (en) | 1976-05-01 |
| JPS51143525A (en) | 1976-12-09 |
| FR2309290B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1979-04-20 |
| NO761484L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-11-02 |
| FR2309290A1 (fr) | 1976-11-26 |
| BE841141A (fr) | 1976-08-16 |
| DK191076A (da) | 1976-10-31 |
| AU1329676A (en) | 1977-10-27 |
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