CA1326336C - Process for charging an injection nozzle, injection nozzle, injection molding installation and the use thereof - Google Patents
Process for charging an injection nozzle, injection nozzle, injection molding installation and the use thereofInfo
- Publication number
- CA1326336C CA1326336C CA000584278A CA584278A CA1326336C CA 1326336 C CA1326336 C CA 1326336C CA 000584278 A CA000584278 A CA 000584278A CA 584278 A CA584278 A CA 584278A CA 1326336 C CA1326336 C CA 1326336C
- Authority
- CA
- Canada
- Prior art keywords
- nozzle
- channel
- pin
- moldable material
- guide sleeve
- 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.)
- Expired - Fee Related
Links
- 238000002347 injection Methods 0.000 title claims abstract description 32
- 239000007924 injection Substances 0.000 title claims abstract description 32
- 238000009434 installation Methods 0.000 title claims description 26
- 238000001746 injection moulding Methods 0.000 title claims description 22
- 238000000034 method Methods 0.000 title claims description 15
- 239000000463 material Substances 0.000 claims abstract description 77
- 238000009826 distribution Methods 0.000 claims abstract description 29
- 238000010438 heat treatment Methods 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 6
- 230000004323 axial length Effects 0.000 abstract description 5
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 9
- 239000012815 thermoplastic material Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 239000012778 molding material Substances 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000009827 uniform distribution 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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/28—Closure devices therefor
- B29C45/2806—Closure devices therefor consisting of needle valve systems
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH4831/87 | 1987-12-10 | ||
| CH4831/87A CH677210A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-12-10 | 1987-12-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1326336C true CA1326336C (en) | 1994-01-25 |
Family
ID=4283305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000584278A Expired - Fee Related CA1326336C (en) | 1987-12-10 | 1988-11-28 | Process for charging an injection nozzle, injection nozzle, injection molding installation and the use thereof |
Country Status (7)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2115613C (en) * | 1994-02-14 | 2002-02-12 | Jobst Ulrich Gellert | Injection molding valve member sealing bushing with thin collar portion |
| EP1590153B1 (de) * | 2003-01-31 | 2008-03-26 | Otto Hofstetter AG | Koinjektions-düse |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1524962A (fr) * | 1964-02-12 | 1968-05-17 | Mecanique Et D Outil De Prec S | Buse spéciale pour presses à injecter les matières plastiques |
| CA1032317A (en) * | 1975-04-10 | 1978-06-06 | Jobst U. Gellert | Valve-gated injection molding mechanism |
| US4095931A (en) * | 1975-12-01 | 1978-06-20 | Incoe Corporation | Injection molding machine and method |
| US4412807A (en) * | 1982-01-28 | 1983-11-01 | The Continental Group, Inc. | Offset flow injection nozzle |
| DE3237924A1 (de) * | 1982-10-13 | 1984-04-19 | Incoe Exp. Inc. Deutschland, 6072 Dreieich | Verschliessbare duese fuer spritzgussmaschinen |
| CA1265907A (en) * | 1987-02-17 | 1990-02-20 | Jobst U. Gellert | Injection molding system having manifold with side mounted nozzles and method |
| CA1261579A (en) * | 1987-03-19 | 1989-09-26 | Mold-Masters Limited | Replaceable rocker arm assembly for injection molding system |
-
1987
- 1987-12-10 CH CH4831/87A patent/CH677210A5/de not_active IP Right Cessation
-
1988
- 1988-10-27 DE DE3852382T patent/DE3852382D1/de not_active Expired - Lifetime
- 1988-10-27 ES ES88117916T patent/ES2066777T3/es not_active Expired - Lifetime
- 1988-10-27 EP EP88117916A patent/EP0321678B1/de not_active Expired - Lifetime
- 1988-10-27 AT AT88117916T patent/ATE115033T1/de not_active IP Right Cessation
- 1988-11-28 CA CA000584278A patent/CA1326336C/en not_active Expired - Fee Related
- 1988-12-09 JP JP63311811A patent/JP2831364B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| ES2066777T3 (es) | 1995-03-16 |
| JPH01192516A (ja) | 1989-08-02 |
| ATE115033T1 (de) | 1994-12-15 |
| EP0321678A1 (de) | 1989-06-28 |
| CH677210A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-04-30 |
| JP2831364B2 (ja) | 1998-12-02 |
| DE3852382D1 (de) | 1995-01-19 |
| EP0321678B1 (de) | 1994-12-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |