ES2190709A1 - Rotary molding controller of half molds includes mold carriers entering resonance and cooling chambers and air and water cooled half molds - Google Patents
Rotary molding controller of half molds includes mold carriers entering resonance and cooling chambers and air and water cooled half moldsInfo
- Publication number
- ES2190709A1 ES2190709A1 ES200002449A ES200002449A ES2190709A1 ES 2190709 A1 ES2190709 A1 ES 2190709A1 ES 200002449 A ES200002449 A ES 200002449A ES 200002449 A ES200002449 A ES 200002449A ES 2190709 A1 ES2190709 A1 ES 2190709A1
- Authority
- ES
- Spain
- Prior art keywords
- moulds
- cooling
- air
- half molds
- supplied
- 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
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
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
- B29C41/04—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould
- B29C41/06—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould about two or more axes
-
- 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
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/34—Component parts, details or accessories; Auxiliary operations
- B29C41/46—Heating or cooling
Abstract
Method and device for rotomolding. It comprises the stages of: Load of the material to mould in the inside part of two half-moulds (21) (24). Application to the half-moulds (21) (24) of a rotary movement on at least two axis while the heat produced by the action of microwaves is applied on a coating susceptible to the ones that present the exterior surface of the half-moulds (21) (24). Cooling of the half-moulds (21) (24) that comprises the phases of pre-cooling with air, cooling by water spraying and drying with air. Opening and removal of the moulded pieces from the half-moulds (21) (24). In order to carry out the described procedure, this device has a (3) transmission box rotary on a central axis (5) and supplied with several arrays of mould holders (4) in its peripheral area, that can be introduced successively in a resonant chamber (6) supplied with magnetrons (7) microwaves generators and in a cooling chamber (8) supplied with water ducts (11) with sprinklers (12) and an air intake (9) with fan (10)< IMAGE >The rotary molding controller of half-moulds has a central transmission shaft (5), and mold carriers (4) entering in sequence a resonance chamber (6) with magnetrons (7) and a cooling chamber (8) fitted with water lines (11), sprays (12) and a ventilation fan (10). An independent claim is included for a process using the molding system.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES200002449A ES2190709B1 (en) | 2000-10-10 | 2000-10-10 | DEVICE AND METHOD FOR ROTOMOLDING. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES200002449A ES2190709B1 (en) | 2000-10-10 | 2000-10-10 | DEVICE AND METHOD FOR ROTOMOLDING. |
Publications (2)
Publication Number | Publication Date |
---|---|
ES2190709A1 true ES2190709A1 (en) | 2003-08-01 |
ES2190709B1 ES2190709B1 (en) | 2004-06-16 |
Family
ID=8495230
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES200002449A Expired - Fee Related ES2190709B1 (en) | 2000-10-10 | 2000-10-10 | DEVICE AND METHOD FOR ROTOMOLDING. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES2190709B1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2463860A (en) * | 2008-08-28 | 2010-03-31 | British Plastics Federation | Moulding System and Method |
LU101868B1 (en) * | 2020-06-19 | 2021-12-20 | Roto Evolution Gmbh | rotational molding plant |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3677670A (en) * | 1969-08-13 | 1972-07-18 | Sekisui Chemical Co Ltd | Rotational molding apparatus |
US3788792A (en) * | 1972-03-30 | 1974-01-29 | Denki Kaguku Kogyo Kk | Apparatus for fabricating synthetic resin articles by double rotation of a mold |
US4632654A (en) * | 1983-07-13 | 1986-12-30 | Lemelson Jerome H | Rotational molding apparatus |
FR2694876A1 (en) * | 1992-08-19 | 1994-02-25 | Musorb Applic Ferrites | Microwave oven dish partic. browning dish - has microwave absorbent material of ferrite loaded silicone moulded onto dish base with integral supports of the same material |
JPH08103915A (en) * | 1994-08-08 | 1996-04-23 | Mitsui Toatsu Chem Inc | Heating |
WO1996038281A1 (en) * | 1995-05-29 | 1996-12-05 | Automated Plastic Systems Pty. Ltd. | Shuttle rotamoulding apparatus and method |
US5639414A (en) * | 1994-06-09 | 1997-06-17 | Sp Reifenwerke Gmbh | Method and apparatus of manufacturing pneumatic vehicle tires |
-
2000
- 2000-10-10 ES ES200002449A patent/ES2190709B1/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3677670A (en) * | 1969-08-13 | 1972-07-18 | Sekisui Chemical Co Ltd | Rotational molding apparatus |
US3788792A (en) * | 1972-03-30 | 1974-01-29 | Denki Kaguku Kogyo Kk | Apparatus for fabricating synthetic resin articles by double rotation of a mold |
US4632654A (en) * | 1983-07-13 | 1986-12-30 | Lemelson Jerome H | Rotational molding apparatus |
FR2694876A1 (en) * | 1992-08-19 | 1994-02-25 | Musorb Applic Ferrites | Microwave oven dish partic. browning dish - has microwave absorbent material of ferrite loaded silicone moulded onto dish base with integral supports of the same material |
US5639414A (en) * | 1994-06-09 | 1997-06-17 | Sp Reifenwerke Gmbh | Method and apparatus of manufacturing pneumatic vehicle tires |
JPH08103915A (en) * | 1994-08-08 | 1996-04-23 | Mitsui Toatsu Chem Inc | Heating |
WO1996038281A1 (en) * | 1995-05-29 | 1996-12-05 | Automated Plastic Systems Pty. Ltd. | Shuttle rotamoulding apparatus and method |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2463860A (en) * | 2008-08-28 | 2010-03-31 | British Plastics Federation | Moulding System and Method |
LU101868B1 (en) * | 2020-06-19 | 2021-12-20 | Roto Evolution Gmbh | rotational molding plant |
Also Published As
Publication number | Publication date |
---|---|
ES2190709B1 (en) | 2004-06-16 |
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Legal Events
Date | Code | Title | Description |
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EC2A | Search report published |
Date of ref document: 20030801 Kind code of ref document: A1 |
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FG2A | Definitive protection |
Ref document number: 2190709B1 Country of ref document: ES |
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FD1A | Patent lapsed |
Effective date: 20100616 |