DE3839475C2 - - Google Patents
Info
- Publication number
- DE3839475C2 DE3839475C2 DE19883839475 DE3839475A DE3839475C2 DE 3839475 C2 DE3839475 C2 DE 3839475C2 DE 19883839475 DE19883839475 DE 19883839475 DE 3839475 A DE3839475 A DE 3839475A DE 3839475 C2 DE3839475 C2 DE 3839475C2
- Authority
- DE
- Germany
- Prior art keywords
- molding
- molding sand
- sand
- model
- chamber
- 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 - Fee Related
Links
- 239000003110 molding sand Substances 0.000 claims description 97
- 238000000465 moulding Methods 0.000 claims description 82
- 238000007906 compression Methods 0.000 claims description 33
- 230000006835 compression Effects 0.000 claims description 32
- 239000004576 sand Substances 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 23
- 238000012856 packing Methods 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 6
- 239000011230 binding agent Substances 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000001133 acceleration Effects 0.000 description 12
- 238000005056 compaction Methods 0.000 description 10
- 239000011148 porous material Substances 0.000 description 8
- 229910000278 bentonite Inorganic materials 0.000 description 4
- 239000000440 bentonite Substances 0.000 description 4
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 239000004927 clay Substances 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material 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
- B22C15/28—Compacting by different means acting simultaneously or successively, e.g. preliminary blowing and finally pressing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Devices For Molds (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19883839475 DE3839475A1 (de) | 1988-11-23 | 1988-11-23 | Verfahren und vorrichtung zum impulsverdichten von formsanden |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19883839475 DE3839475A1 (de) | 1988-11-23 | 1988-11-23 | Verfahren und vorrichtung zum impulsverdichten von formsanden |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3839475A1 DE3839475A1 (de) | 1990-05-31 |
| DE3839475C2 true DE3839475C2 (en, 2012) | 1992-09-24 |
Family
ID=6367683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19883839475 Granted DE3839475A1 (de) | 1988-11-23 | 1988-11-23 | Verfahren und vorrichtung zum impulsverdichten von formsanden |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3839475A1 (en, 2012) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH686412A5 (de) * | 1992-03-10 | 1996-03-29 | Fischer Georg Giessereianlagen | Verfahren zum Verdichten von Formsand fuer Giessformen. |
| CN112326943A (zh) * | 2020-10-30 | 2021-02-05 | 山东洁诺环境科技有限公司 | 一种水泥稳定再生集料底基层的配合比设计方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3511283A1 (de) * | 1985-03-28 | 1986-10-09 | Dietmar Prof. Dr.-Ing. 5100 Aachen Boenisch | Verfahren und vorrichtung zum verdichten von giessereiformstoffen |
-
1988
- 1988-11-23 DE DE19883839475 patent/DE3839475A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3839475A1 (de) | 1990-05-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8127 | New person/name/address of the applicant |
Owner name: GEORG FISCHER AG, SCHAFFHAUSEN, CH |
|
| 8128 | New person/name/address of the agent |
Representative=s name: SPARING, K., DIPL.-ING. ROEHL, W., DIPL.-PHYS. DR. |
|
| 8181 | Inventor (new situation) |
Free format text: BOENISCH, DIETMAR, PROF. DR.-ING., 5100 AACHEN, DE |
|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |