CA1150921A - Generateur de pression pour le moulage par injection, et mode d'emploi connexe - Google Patents
Generateur de pression pour le moulage par injection, et mode d'emploi connexeInfo
- Publication number
- CA1150921A CA1150921A CA000336951A CA336951A CA1150921A CA 1150921 A CA1150921 A CA 1150921A CA 000336951 A CA000336951 A CA 000336951A CA 336951 A CA336951 A CA 336951A CA 1150921 A CA1150921 A CA 1150921A
- Authority
- CA
- Canada
- Prior art keywords
- pressure
- injection moulding
- mould cavity
- plunger
- generating means
- 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
Links
- 238000001746 injection moulding Methods 0.000 title claims abstract description 58
- 238000000034 method Methods 0.000 claims abstract description 19
- 238000002347 injection Methods 0.000 claims abstract description 15
- 239000007924 injection Substances 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims description 10
- 230000004913 activation Effects 0.000 claims description 4
- 208000036366 Sensation of pressure Diseases 0.000 claims description 3
- 238000000465 moulding Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 description 7
- 239000004033 plastic Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 101000931108 Mus musculus DNA (cytosine-5)-methyltransferase 1 Proteins 0.000 description 1
- 241000282320 Panthera leo Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 230000007704 transition Effects 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
- B29C45/46—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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000336951A CA1150921A (fr) | 1979-10-04 | 1979-10-04 | Generateur de pression pour le moulage par injection, et mode d'emploi connexe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000336951A CA1150921A (fr) | 1979-10-04 | 1979-10-04 | Generateur de pression pour le moulage par injection, et mode d'emploi connexe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1150921A true CA1150921A (fr) | 1983-08-02 |
Family
ID=4115278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000336951A Expired CA1150921A (fr) | 1979-10-04 | 1979-10-04 | Generateur de pression pour le moulage par injection, et mode d'emploi connexe |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1150921A (fr) |
-
1979
- 1979-10-04 CA CA000336951A patent/CA1150921A/fr not_active Expired
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |