FR2468454A1 - Procede et appareil de moulage par coulee sous pression, notamment pour la fabrication d'isolateurs haute tension - Google Patents
Procede et appareil de moulage par coulee sous pression, notamment pour la fabrication d'isolateurs haute tension Download PDFInfo
- Publication number
- FR2468454A1 FR2468454A1 FR7926677A FR7926677A FR2468454A1 FR 2468454 A1 FR2468454 A1 FR 2468454A1 FR 7926677 A FR7926677 A FR 7926677A FR 7926677 A FR7926677 A FR 7926677A FR 2468454 A1 FR2468454 A1 FR 2468454A1
- Authority
- FR
- France
- Prior art keywords
- mold
- core
- capacity
- mould
- molding
- 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 42
- 239000004793 Polystyrene Substances 0.000 title claims abstract description 8
- 229920002223 polystyrene Polymers 0.000 title claims abstract description 8
- 229920002379 silicone rubber Polymers 0.000 title claims abstract description 6
- 238000005266 casting Methods 0.000 title claims abstract description 5
- 239000012212 insulator Substances 0.000 title description 4
- 229920000642 polymer Polymers 0.000 title 1
- 238000000034 method Methods 0.000 claims abstract description 15
- 229920002994 synthetic fiber Polymers 0.000 claims abstract description 4
- 239000011521 glass Substances 0.000 claims abstract description 3
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims abstract description 3
- 239000004926 polymethyl methacrylate Substances 0.000 claims abstract description 3
- 238000002347 injection Methods 0.000 claims description 17
- 239000007924 injection Substances 0.000 claims description 17
- 229920001971 elastomer Polymers 0.000 claims description 8
- 239000000806 elastomer Substances 0.000 claims description 8
- 229920003002 synthetic resin Polymers 0.000 claims description 7
- 239000000057 synthetic resin Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000006116 polymerization reaction Methods 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 5
- 229920003023 plastic Polymers 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 4
- 239000000470 constituent Substances 0.000 claims description 4
- 238000004026 adhesive bonding Methods 0.000 claims description 2
- 239000003822 epoxy resin Substances 0.000 claims description 2
- 229920003217 poly(methylsilsesquioxane) Polymers 0.000 claims description 2
- 229920000647 polyepoxide Polymers 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 19
- 239000004593 Epoxy Substances 0.000 abstract 1
- 239000000615 nonconductor Substances 0.000 abstract 1
- 239000012780 transparent material Substances 0.000 abstract 1
- 239000011347 resin Substances 0.000 description 8
- 229920005989 resin Polymers 0.000 description 8
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012800 visualization 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/44—Removing or ejecting moulded articles for undercut articles
- B29C45/4457—Removing or ejecting moulded articles for undercut articles using fusible, soluble or destructible cores
-
- 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
- B29C33/30—Mounting, exchanging or centering
-
- 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
- B29C33/448—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 destructible
-
- 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
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/42—Casting under special conditions, e.g. vacuum
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14549—Coating rod-like, wire-like or belt-like articles
-
- 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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
- B29C70/72—Encapsulating inserts having non-encapsulated projections, e.g. extremities or terminal portions of electrical components
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B19/00—Apparatus or processes specially adapted for manufacturing insulators or insulating bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2083/00—Use of polymers having silicon, with or without sulfur, nitrogen, oxygen, or carbon only, in the main chain, as moulding material
- B29K2083/005—LSR, i.e. liquid silicone rubbers, or derivatives thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/3412—Insulators
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7926677A FR2468454A1 (fr) | 1979-10-26 | 1979-10-26 | Procede et appareil de moulage par coulee sous pression, notamment pour la fabrication d'isolateurs haute tension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7926677A FR2468454A1 (fr) | 1979-10-26 | 1979-10-26 | Procede et appareil de moulage par coulee sous pression, notamment pour la fabrication d'isolateurs haute tension |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2468454A1 true FR2468454A1 (fr) | 1981-05-08 |
| FR2468454B1 FR2468454B1 (OSRAM) | 1981-12-31 |
Family
ID=9231108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7926677A Granted FR2468454A1 (fr) | 1979-10-26 | 1979-10-26 | Procede et appareil de moulage par coulee sous pression, notamment pour la fabrication d'isolateurs haute tension |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2468454A1 (OSRAM) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0173447A3 (en) * | 1984-07-24 | 1988-02-03 | Clarks Limited | Hollow body injection moulding process using a soluble core |
| CN115071001A (zh) * | 2021-03-10 | 2022-09-20 | Fit股份公司 | 用于制造可弹性变形的模制件的方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR784221A (fr) * | 1934-02-05 | 1935-07-22 | Ford Motor Co | Perfectionnements à la fabrication des vilebrequins de moteurs |
| US3534133A (en) * | 1966-08-19 | 1970-10-13 | Licentia Gmbh | Method of preparing seamless non-cylindrical insulators |
| DE2617074A1 (de) * | 1976-04-17 | 1977-11-03 | Phoenix Gummiwerke Ag | Form zum herstellen von formkoerpern |
-
1979
- 1979-10-26 FR FR7926677A patent/FR2468454A1/fr active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR784221A (fr) * | 1934-02-05 | 1935-07-22 | Ford Motor Co | Perfectionnements à la fabrication des vilebrequins de moteurs |
| US3534133A (en) * | 1966-08-19 | 1970-10-13 | Licentia Gmbh | Method of preparing seamless non-cylindrical insulators |
| DE2617074A1 (de) * | 1976-04-17 | 1977-11-03 | Phoenix Gummiwerke Ag | Form zum herstellen von formkoerpern |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0173447A3 (en) * | 1984-07-24 | 1988-02-03 | Clarks Limited | Hollow body injection moulding process using a soluble core |
| CN115071001A (zh) * | 2021-03-10 | 2022-09-20 | Fit股份公司 | 用于制造可弹性变形的模制件的方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2468454B1 (OSRAM) | 1981-12-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |