DD158375A5 - Verfahren und einrichtung zum entfernen des angusses nach dem spritzgiessvorgang thermoplastischer artikel - Google Patents
Verfahren und einrichtung zum entfernen des angusses nach dem spritzgiessvorgang thermoplastischer artikel Download PDFInfo
- Publication number
- DD158375A5 DD158375A5 DD81229272A DD22927281A DD158375A5 DD 158375 A5 DD158375 A5 DD 158375A5 DD 81229272 A DD81229272 A DD 81229272A DD 22927281 A DD22927281 A DD 22927281A DD 158375 A5 DD158375 A5 DD 158375A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- article
- closure plug
- coupling
- space
- filling channel
- Prior art date
Links
- 238000002347 injection Methods 0.000 title claims abstract description 30
- 239000007924 injection Substances 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims description 15
- 229920001169 thermoplastic Polymers 0.000 title claims description 6
- 239000004416 thermosoftening plastic Substances 0.000 title claims description 6
- 239000000463 material Substances 0.000 claims abstract description 18
- 230000008878 coupling Effects 0.000 claims description 21
- 238000010168 coupling process Methods 0.000 claims description 21
- 238000005859 coupling reaction Methods 0.000 claims description 21
- 239000012815 thermoplastic material Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000004033 plastic Substances 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 238000001746 injection moulding Methods 0.000 description 9
- 239000011344 liquid material Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000007323 disproportionation reaction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012768 molten material Substances 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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/28—Closure devices therefor
- B29C45/2896—Closure devices therefor extending in or through the mould cavity, e.g. valves mounted opposite the sprue channel
-
- 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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/28—Closure devices therefor
-
- 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
- B29C45/38—Cutting-off equipment for sprues or ingates
-
- 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/57—Exerting after-pressure on the moulding material
- B29C45/572—Exerting after-pressure on the moulding material using movable mould wall or runner parts
-
- 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/57—Exerting after-pressure on the moulding material
- B29C45/572—Exerting after-pressure on the moulding material using movable mould wall or runner parts
- B29C2045/577—Exerting after-pressure on the moulding material using movable mould wall or runner parts pushing the material in the runner channel until a pin or slider reaches the mould cavity wall
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT12509/80A IT1136175B (it) | 1980-04-15 | 1980-04-15 | Procedimento e dispositivo per la eliminazione della porzione di materozza risultante alla fine del processo di formatura per ineizione di manufatti in materiale termoplastico |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD158375A5 true DD158375A5 (de) | 1983-01-12 |
Family
ID=11140994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD81229272A DD158375A5 (de) | 1980-04-15 | 1981-04-15 | Verfahren und einrichtung zum entfernen des angusses nach dem spritzgiessvorgang thermoplastischer artikel |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US4404160A (it) |
| BE (1) | BE888271A (it) |
| BR (1) | BR8102034A (it) |
| CH (1) | CH644790A5 (it) |
| DD (1) | DD158375A5 (it) |
| DE (1) | DE3115059A1 (it) |
| DK (1) | DK124381A (it) |
| ES (1) | ES500730A0 (it) |
| FR (1) | FR2480175A1 (it) |
| GB (1) | GB2074087B (it) |
| IT (1) | IT1136175B (it) |
| NL (1) | NL8101813A (it) |
| NO (1) | NO811285L (it) |
| SE (1) | SE8101690L (it) |
| ZA (1) | ZA811790B (it) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3526632A1 (de) * | 1985-07-25 | 1987-02-05 | Krauss Maffei Ag | Verfahren und vorrichtung zum herstellen eines spritzgiessteils |
| DE3611249A1 (de) * | 1986-04-04 | 1987-10-15 | Braun Pebra Gmbh | Verfahren und vorrichtung zur herstellung von kunststoff-formteilen |
| JP2710254B2 (ja) * | 1989-11-01 | 1998-02-10 | 住友重機械工業株式会社 | フイルムゲートを金型内で剪断する射出成形金型 |
| GB9314614D0 (en) * | 1993-07-14 | 1993-08-25 | Minnesota Mining & Mfg | Dry powder inhalers |
| EP0791448A3 (de) * | 1996-02-26 | 1999-05-12 | HERBST, Richard | Verfahren und Vorrichtung zum Spritzgiessen von Kunststoffteilen |
| US6767489B2 (en) * | 2002-07-29 | 2004-07-27 | Lexmark International, Inc. | Method to mold round polyurethane rollers free of injection gates, parting lines and bubbles |
| ES2568402B1 (es) * | 2016-02-04 | 2017-02-03 | Rafael Berengena Cano | Molde de inyección perfeccionado |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2828507A (en) * | 1953-12-07 | 1958-04-01 | Stokes F J Corp | Injection molding press having valved gate |
| US3023458A (en) * | 1954-05-27 | 1962-03-06 | Morris Michael Marks | Injection molding method and apparatus |
| US2878515A (en) * | 1954-11-01 | 1959-03-24 | Stokes F J Corp | Valved gates for an injection molding press |
| IL34598A (en) * | 1969-06-07 | 1974-03-14 | Katashi Aoki | An injection molding machine |
| FR2141453B1 (it) * | 1971-06-03 | 1973-06-29 | Gir Pi Plast Ind Gir Sa | |
| US3936261A (en) * | 1974-09-20 | 1976-02-03 | Vistron Corporation | Apparatus for manufacturing brushes |
| US3989436A (en) * | 1975-12-18 | 1976-11-02 | Rca Corporation | Apparatus for producing injection molded and centrally apertured disc records |
| US4260360A (en) * | 1978-06-26 | 1981-04-07 | Mca Disco-Vision, Inc. | Method and means for replicating centrally apertured video disc records |
| US4276015A (en) * | 1978-07-19 | 1981-06-30 | Rogers Richard R | Method and apparatus for molding clay pigeons and the like |
-
1980
- 1980-04-15 IT IT12509/80A patent/IT1136175B/it active
-
1981
- 1981-03-17 SE SE8101690A patent/SE8101690L/xx not_active Application Discontinuation
- 1981-03-18 ZA ZA00811790A patent/ZA811790B/xx unknown
- 1981-03-19 DK DK124381A patent/DK124381A/da unknown
- 1981-03-24 CH CH199381A patent/CH644790A5/it not_active IP Right Cessation
- 1981-03-26 ES ES500730A patent/ES500730A0/es active Granted
- 1981-03-27 US US06/248,224 patent/US4404160A/en not_active Expired - Fee Related
- 1981-04-02 FR FR8106608A patent/FR2480175A1/fr active Granted
- 1981-04-02 GB GB8110380A patent/GB2074087B/en not_active Expired
- 1981-04-03 BE BE0/204364A patent/BE888271A/fr not_active IP Right Cessation
- 1981-04-03 BR BR8102034A patent/BR8102034A/pt unknown
- 1981-04-13 NL NL8101813A patent/NL8101813A/nl not_active Application Discontinuation
- 1981-04-13 NO NO811285A patent/NO811285L/no unknown
- 1981-04-14 DE DE19813115059 patent/DE3115059A1/de not_active Ceased
- 1981-04-15 DD DD81229272A patent/DD158375A5/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BR8102034A (pt) | 1982-01-12 |
| CH644790A5 (it) | 1984-08-31 |
| ZA811790B (en) | 1982-04-28 |
| DE3115059A1 (de) | 1982-03-11 |
| NO811285L (no) | 1981-10-16 |
| GB2074087A (en) | 1981-10-28 |
| FR2480175B1 (it) | 1985-03-29 |
| GB2074087B (en) | 1983-08-24 |
| FR2480175A1 (fr) | 1981-10-16 |
| ES8207460A1 (es) | 1982-09-16 |
| IT1136175B (it) | 1986-08-27 |
| US4404160A (en) | 1983-09-13 |
| ES500730A0 (es) | 1982-09-16 |
| BE888271A (fr) | 1981-07-31 |
| DK124381A (da) | 1981-10-16 |
| IT8012509A0 (it) | 1980-04-15 |
| SE8101690L (sv) | 1981-10-16 |
| NL8101813A (nl) | 1981-11-02 |
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