DE3820574C2 - - Google Patents
Info
- Publication number
- DE3820574C2 DE3820574C2 DE19883820574 DE3820574A DE3820574C2 DE 3820574 C2 DE3820574 C2 DE 3820574C2 DE 19883820574 DE19883820574 DE 19883820574 DE 3820574 A DE3820574 A DE 3820574A DE 3820574 C2 DE3820574 C2 DE 3820574C2
- Authority
- DE
- Germany
- Prior art keywords
- core
- mold core
- cores
- mandrel
- actual
- 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
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 239000004033 plastic Substances 0.000 claims description 13
- 229920003023 plastic Polymers 0.000 claims description 13
- 229920001971 elastomer Polymers 0.000 claims description 11
- 229920000642 polymer Polymers 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 9
- 239000000806 elastomer Substances 0.000 claims description 7
- 239000000155 melt Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 229920006037 cross link polymer Polymers 0.000 claims description 2
- 238000007598 dipping method Methods 0.000 claims 1
- 239000011162 core material Substances 0.000 description 61
- 239000000463 material Substances 0.000 description 15
- 238000002844 melting Methods 0.000 description 14
- 230000008018 melting Effects 0.000 description 13
- 238000000465 moulding Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 150000001875 compounds Chemical class 0.000 description 6
- 229920005989 resin Polymers 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 210000003298 dental enamel Anatomy 0.000 description 3
- 230000009189 diving Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010137 moulding (plastic) Methods 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000031872 Body Remains Diseases 0.000 description 1
- 229920001688 coating polymer Polymers 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 238000005025 nuclear technology Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920013716 polyethylene resin Polymers 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 150000003839 salts Chemical group 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
- B29C33/52—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles soluble or fusible
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
- B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
- B29C33/50—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic or flexible
- B29C33/505—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic or flexible cores or mandrels, e.g. inflatable
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19883820574 DE3820574A1 (de) | 1988-06-16 | 1988-06-16 | Verlorener formkern |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19883820574 DE3820574A1 (de) | 1988-06-16 | 1988-06-16 | Verlorener formkern |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3820574A1 DE3820574A1 (de) | 1989-12-21 |
| DE3820574C2 true DE3820574C2 (en)) | 1992-01-30 |
Family
ID=6356711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19883820574 Granted DE3820574A1 (de) | 1988-06-16 | 1988-06-16 | Verlorener formkern |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3820574A1 (en)) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4240017A1 (de) * | 1992-11-27 | 1994-06-01 | Wolf Woco & Co Franz J | Verfahren zur Herstellung von zumindest zweiseitig offenen hohlen Formteilen |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2760399B1 (fr) * | 1997-03-06 | 1999-05-07 | Hispano Suiza Sa | Procede de fabrication de pieces creuses en materiau composite |
| DE102005011930B3 (de) * | 2005-03-14 | 2006-09-14 | Eurocopter Deutschland Gmbh | Verfahren zur Herstellung eines wasserlöslichen Formkerns |
| DE102007006844B4 (de) | 2007-02-12 | 2014-06-12 | Bioregeneration Gmbh | Langgestreckter Hohlkörper zum Ersatz eines venösen Blutgefäßes sowie Verfahren und Hohlform zur Herstellung eines kristalline Cellulose umfassenden langgestreckten Hohlkörpers |
| DE102012022631B3 (de) * | 2012-11-20 | 2014-04-03 | Audi Ag | Verfahren zur Herstellung eines Salzkerns für das Druckgießen mit einer zuvor abgepackten Salzmenge |
| DE102019203842A1 (de) | 2019-03-21 | 2020-09-24 | Zf Friedrichshafen Ag | Radarantennenstruktur und Herstellungsverfahren zum Herstellen einer Radarantennenstruktur |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE497898C (de) * | 1930-05-15 | Rene Rondeau | Formkern zur Herstellung von hohlen Radreifen und aehnlichen Hohlkoerpern aus Gummi | |
| DE1873327U (de) * | 1962-12-12 | 1963-06-06 | Licentia Gmbh | Formkern fuer giessharzformteile. |
| DE1604528A1 (de) * | 1966-06-16 | 1970-11-12 | Bayer Ag | Formkern zur Herstellung von Hohlkoerpern aller Art |
| DE3428282C1 (de) * | 1984-08-01 | 1986-01-16 | Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5300 Bonn | Entfernbarer Kern zur Herstellung rohrfoermiger Strukturen aus Faserverbundwerkstoffen |
-
1988
- 1988-06-16 DE DE19883820574 patent/DE3820574A1/de active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4240017A1 (de) * | 1992-11-27 | 1994-06-01 | Wolf Woco & Co Franz J | Verfahren zur Herstellung von zumindest zweiseitig offenen hohlen Formteilen |
| DE4240017C2 (de) * | 1992-11-27 | 2001-03-15 | Wolf Woco & Co Franz J | Verfahren zur Herstellung von zumindest zweiseitig offenen hohlen Formteilen |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3820574A1 (de) | 1989-12-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |