GB2090762A - Mixing head for chemical components to be fed into a mould - Google Patents
Mixing head for chemical components to be fed into a mould Download PDFInfo
- Publication number
- GB2090762A GB2090762A GB8138966A GB8138966A GB2090762A GB 2090762 A GB2090762 A GB 2090762A GB 8138966 A GB8138966 A GB 8138966A GB 8138966 A GB8138966 A GB 8138966A GB 2090762 A GB2090762 A GB 2090762A
- Authority
- GB
- United Kingdom
- Prior art keywords
- injector
- control
- chamber
- pressure
- piston
- 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.)
- Withdrawn
Links
- 239000000126 substance Substances 0.000 title claims abstract description 30
- 239000012530 fluid Substances 0.000 claims abstract description 24
- 238000002347 injection Methods 0.000 claims description 22
- 239000007924 injection Substances 0.000 claims description 22
- 239000000203 mixture Substances 0.000 abstract description 7
- 238000004064 recycling Methods 0.000 abstract description 5
- 238000000889 atomisation Methods 0.000 description 2
- 238000002663 nebulization Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/76—Mixers with stream-impingement mixing head
- B29B7/7663—Mixers with stream-impingement mixing head the mixing head having an outlet tube with a reciprocating plunger, e.g. with the jets impinging in the tube
- B29B7/7684—Parts; Accessories
- B29B7/7689—Plunger constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7471—Mixers in which the mixing takes place at the inlet of a mould, e.g. mixing chambers situated in the mould opening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/76—Mixers with stream-impingement mixing head
- B29B7/7631—Parts; Accessories
- B29B7/7636—Construction of the feed orifices, bores, ports
- B29B7/7642—Adjustable feed orifices, e.g. for controlling the rate of feeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/58—Component parts, details or accessories; Auxiliary operations
- B29B7/72—Measuring, controlling or regulating
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Nozzles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT19126/81A IT1135030B (it) | 1981-01-14 | 1981-01-14 | Iniettore telecomandato per teste miscelatrici di componenti chimici da alimentare ad uno stampo |
Publications (1)
Publication Number | Publication Date |
---|---|
GB2090762A true GB2090762A (en) | 1982-07-21 |
Family
ID=11155001
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8138966A Withdrawn GB2090762A (en) | 1981-01-14 | 1981-12-24 | Mixing head for chemical components to be fed into a mould |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS582068B2 (it) |
DE (1) | DE3200802A1 (it) |
FR (1) | FR2497687A1 (it) |
GB (1) | GB2090762A (it) |
IT (1) | IT1135030B (it) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2570958A1 (fr) * | 1984-10-01 | 1986-04-04 | Afros Spa | Tete melangeuse a chambre mobile |
CN104476713A (zh) * | 2014-12-09 | 2015-04-01 | 广西吉顺能源科技有限公司 | 一种聚氨酯发泡机 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3637896A1 (de) * | 1986-11-06 | 1988-06-16 | Krauss Maffei Ag | Verfahren zum mischen und spritzen eines zweikomponenten-kunstharzes |
DE10020157A1 (de) * | 2000-04-25 | 2001-11-08 | Hennecke Gmbh | Vorrichtung zum Herstellen eines Massivstoff oder Schaumstoff bildenden Reaktionsgemisches aus mindestens zwei fließfähigen Reaktionskomponenten und gegebenenfalls Zusatzkomponenten |
DE102007037780A1 (de) | 2007-08-10 | 2009-02-12 | Hennecke Gmbh | Konstantdruckdüse |
DE102010043329A1 (de) * | 2010-11-03 | 2012-05-03 | Bayer Materialscience Aktiengesellschaft | Verfahren zur Herstellung von geschäumten Formkörpern |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2321153A1 (de) * | 1973-04-26 | 1974-11-14 | Demag Kunststofftech | Angussvorrichtung fuer die formgebende verarbeitung von aus mehreren fluessigen komponenten sich bildenden kunststoffen |
DE2346347A1 (de) * | 1973-09-14 | 1975-03-27 | Demag Kunststofftech | Mischvorrichtung fuer die formgebende verarbeitung von sich aus mehreren, vorzugsweise fluessigen komponenten bildenden kunststoffen |
DE2555156C3 (de) * | 1975-12-08 | 1987-07-09 | The Dow Chemical Co. (eine Ges.n.d.Gesetzen d. Staates Delaware), Midland, Mich. | Hochdruck-Mischkopf |
DE2855916C2 (de) * | 1978-12-23 | 1983-12-15 | Maschinenfabrik Hennecke Gmbh, 5090 Leverkusen | Vorrichtung zum Herstellen eines Reaktionsgemisches aus Schaumstoff oder Massivstoff bildenden, fließfähigen Komponenten |
DE2936223A1 (de) * | 1979-09-07 | 1981-03-19 | Bayer Ag, 5090 Leverkusen | Verfahren und einrichtung zum herstellen eines reaktionsgemisches aus fliessfaehigen, schaum- oder massivstoff bildenden komponenten |
DE3021095C2 (de) * | 1980-06-04 | 1983-12-22 | Maschinenfabrik Hennecke Gmbh, 5090 Leverkusen | Verfahren und Vorrichtung zum Herstellen eines Massiv- oder Schaumstoff bildenden Reaktionsgemisches aus mindestens zwei fließfähigen Reaktionskomponenten |
-
1981
- 1981-01-14 IT IT19126/81A patent/IT1135030B/it active
- 1981-12-24 GB GB8138966A patent/GB2090762A/en not_active Withdrawn
-
1982
- 1982-01-12 JP JP57002378A patent/JPS582068B2/ja not_active Expired
- 1982-01-13 DE DE19823200802 patent/DE3200802A1/de not_active Withdrawn
- 1982-01-13 FR FR8200455A patent/FR2497687A1/fr active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2570958A1 (fr) * | 1984-10-01 | 1986-04-04 | Afros Spa | Tete melangeuse a chambre mobile |
CN104476713A (zh) * | 2014-12-09 | 2015-04-01 | 广西吉顺能源科技有限公司 | 一种聚氨酯发泡机 |
Also Published As
Publication number | Publication date |
---|---|
JPS582068B2 (ja) | 1983-01-13 |
FR2497687A1 (fr) | 1982-07-16 |
DE3200802A1 (de) | 1982-09-16 |
IT8119126A0 (it) | 1981-01-14 |
JPS57138929A (en) | 1982-08-27 |
IT1135030B (it) | 1986-08-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |