JPS5441960A - Method of making foaming mold using injection molding liner - Google Patents
Method of making foaming mold using injection molding linerInfo
- Publication number
- JPS5441960A JPS5441960A JP9663778A JP9663778A JPS5441960A JP S5441960 A JPS5441960 A JP S5441960A JP 9663778 A JP9663778 A JP 9663778A JP 9663778 A JP9663778 A JP 9663778A JP S5441960 A JPS5441960 A JP S5441960A
- Authority
- JP
- Japan
- Prior art keywords
- injection molding
- foaming mold
- making foaming
- molding liner
- liner
- 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.)
- Pending
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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
-
- 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
- B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
- B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
- B29C33/3857—Manufacturing moulds, e.g. shaping the mould surface by machining by making impressions of one or more parts of models, e.g. shaped articles and including possible subsequent assembly of the parts
- B29C33/3878—Manufacturing moulds, e.g. shaping the mould surface by machining by making impressions of one or more parts of models, e.g. shaped articles and including possible subsequent assembly of the parts used as masters for making successive impressions
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
- B29C44/428—Mould constructions; Mould supporting equipment
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/58—Moulds
-
- 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
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/0025—Applying surface layers, e.g. coatings, decorative layers, printed layers, to articles during shaping, e.g. in-mould printing
- B29C37/0028—In-mould coating, e.g. by introducing the coating material into the mould after forming the article
-
- 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
- B29K2823/00—Use of polyalkenes or derivatives thereof as mould material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US21324471A | 1971-12-29 | 1971-12-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5441960A true JPS5441960A (en) | 1979-04-03 |
Family
ID=22794308
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP48004135A Pending JPS4873472A (ja) | 1971-12-29 | 1973-01-04 | |
JP9663778A Pending JPS5441960A (en) | 1971-12-29 | 1978-08-10 | Method of making foaming mold using injection molding liner |
JP7673980A Pending JPS56133142A (en) | 1971-12-29 | 1980-06-09 | Manufacture of mold for molding plastic foaming product |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP48004135A Pending JPS4873472A (ja) | 1971-12-29 | 1973-01-04 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7673980A Pending JPS56133142A (en) | 1971-12-29 | 1980-06-09 | Manufacture of mold for molding plastic foaming product |
Country Status (6)
Country | Link |
---|---|
JP (3) | JPS4873472A (ja) |
CA (1) | CA994067A (ja) |
DE (1) | DE2263584C3 (ja) |
FR (1) | FR2169887B1 (ja) |
GB (1) | GB1414465A (ja) |
IT (1) | IT974020B (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8411550D0 (en) * | 1984-05-04 | 1984-06-13 | Stylo Matchmakers Int | Injection moulding apparatus |
US4956141A (en) * | 1989-04-07 | 1990-09-11 | Libbey-Owens-Ford Co. | Molding process utilizing a mold release membrane |
EP1018417A1 (en) * | 1999-01-07 | 2000-07-12 | Shell Internationale Researchmaatschappij B.V. | Coated mould for making polyurethane foams |
ES2928305T3 (es) | 2009-06-03 | 2022-11-16 | Otto Wiesmayer | Inserto de molde para un molde para piezas de moldeo y procedimiento para producir una pieza de moldeo |
CN102240896A (zh) * | 2010-05-12 | 2011-11-16 | 南通超达机械科技有限公司 | 一种汽车内饰发泡模具分型面的加工工艺 |
US20140202616A1 (en) * | 2013-01-18 | 2014-07-24 | Menq-Fong Shieh | Manufacturing Method of PU Molded Product |
CN103934948A (zh) * | 2013-01-23 | 2014-07-23 | 谢孟峰 | 一种pu成型产品的制造方法 |
CN114852239B (zh) * | 2022-04-28 | 2024-03-29 | 岳阳市爱达兴智能科技有限公司 | 一种改进结构的车用折叠机构 |
-
1972
- 1972-12-04 CA CA157,969A patent/CA994067A/en not_active Expired
- 1972-12-12 IT IT5464572A patent/IT974020B/it active
- 1972-12-20 GB GB5871072A patent/GB1414465A/en not_active Expired
- 1972-12-27 DE DE19722263584 patent/DE2263584C3/de not_active Expired
- 1972-12-28 FR FR7246762A patent/FR2169887B1/fr not_active Expired
-
1973
- 1973-01-04 JP JP48004135A patent/JPS4873472A/ja active Pending
-
1978
- 1978-08-10 JP JP9663778A patent/JPS5441960A/ja active Pending
-
1980
- 1980-06-09 JP JP7673980A patent/JPS56133142A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2263584C3 (de) | 1979-08-16 |
DE2263584A1 (de) | 1973-09-06 |
GB1414465A (en) | 1975-11-19 |
CA994067A (en) | 1976-08-03 |
FR2169887B1 (ja) | 1976-10-29 |
JPS56133142A (en) | 1981-10-19 |
FR2169887A1 (ja) | 1973-09-14 |
JPS4873472A (ja) | 1973-10-03 |
IT974020B (it) | 1974-06-20 |
DE2263584B2 (de) | 1978-12-14 |
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