JPH0448085B2 - - Google Patents
Info
- Publication number
- JPH0448085B2 JPH0448085B2 JP2215485A JP2215485A JPH0448085B2 JP H0448085 B2 JPH0448085 B2 JP H0448085B2 JP 2215485 A JP2215485 A JP 2215485A JP 2215485 A JP2215485 A JP 2215485A JP H0448085 B2 JPH0448085 B2 JP H0448085B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- control
- pressure
- port
- control device
- 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
- 238000002347 injection Methods 0.000 claims description 83
- 239000007924 injection Substances 0.000 claims description 83
- 230000001105 regulatory effect Effects 0.000 claims description 37
- 238000006073 displacement reaction Methods 0.000 claims description 33
- 230000001276 controlling effect Effects 0.000 claims description 7
- 230000009467 reduction Effects 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 19
- 230000008569 process Effects 0.000 description 19
- 125000000524 functional group Chemical group 0.000 description 4
- 238000005429 filling process Methods 0.000 description 3
- 230000036961 partial effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000013022 venting 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
- B29C45/76—Measuring, controlling or regulating
- B29C45/82—Hydraulic or pneumatic circuits
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3404927.4 | 1984-02-11 | ||
| DE19843404927 DE3404927C2 (de) | 1984-02-11 | 1984-02-11 | Hydraulische Steuereinrichtung für die Einspritzeinheit einer Kunststoff-Spritzgießmaschine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60183118A JPS60183118A (ja) | 1985-09-18 |
| JPH0448085B2 true JPH0448085B2 (zh) | 1992-08-05 |
Family
ID=6227463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2215485A Granted JPS60183118A (ja) | 1984-02-11 | 1985-02-08 | プラスチツク射出成形機の射出装置用液圧制御装置 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS60183118A (zh) |
| AT (1) | AT392606B (zh) |
| DE (1) | DE3404927C2 (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104428077A (zh) * | 2012-05-10 | 2015-03-18 | Sms米尔股份有限公司 | 液压挤压机和用于操作液压挤压机的方法 |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3418141A1 (de) * | 1984-05-16 | 1985-11-21 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulische steuereinrichtung fuer die einspritzeinheit einer kunststoff-spritzgiessmaschine |
| DE3537423A1 (de) * | 1985-10-21 | 1987-04-23 | Rexroth Mannesmann Gmbh | Einrichtung zur druck- und mengenregelung der hydraulischen antriebe einer spritzgiessmaschine |
| EP0576741A1 (de) * | 1992-07-02 | 1994-01-05 | Hummel, Erhard | Hydraulische Schaltungsanordnung zur Messung von Förderstromveränderungen am Spritzzylinder bei hydraulisch angetriebenen Spritzgiessmaschinen |
| DE102005034202A1 (de) * | 2004-10-15 | 2006-04-20 | Bosch Rexroth Aktiengesellschaft | Hydraulisch betätigte Gießeinheit |
| AT508659B1 (de) | 2010-04-02 | 2011-03-15 | Engel Austria Gmbh | Hydraulische antriebseinheit für spritzgiessmaschine |
| CN105365183B (zh) * | 2015-12-15 | 2017-12-01 | 宁波海天华远机械有限公司 | 合模液压回路 |
| JP6630221B2 (ja) * | 2016-04-05 | 2020-01-15 | 東芝機械株式会社 | 射出装置及び成形機 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2204717A1 (de) * | 1972-02-01 | 1973-08-09 | Pennwalt Corp | Spritzgussverfahren und -vorrichtung |
| CA1013835A (en) * | 1973-10-19 | 1977-07-12 | Denes B. Hunkar | Injection molding control system |
| DE2523303C3 (de) * | 1975-05-27 | 1980-04-24 | Kloeckner-Werke Ag, 4100 Duisburg | Hydraulische Steuervorrichtung für die Einspritzeinheit einer Kunststoff-Spritzgießmaschine zum Steuern unterschiedlicher Hydraulikdrücke |
-
1984
- 1984-02-11 DE DE19843404927 patent/DE3404927C2/de not_active Expired - Fee Related
-
1985
- 1985-02-07 AT AT35585A patent/AT392606B/de not_active IP Right Cessation
- 1985-02-08 JP JP2215485A patent/JPS60183118A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104428077A (zh) * | 2012-05-10 | 2015-03-18 | Sms米尔股份有限公司 | 液压挤压机和用于操作液压挤压机的方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| AT392606B (de) | 1991-05-10 |
| JPS60183118A (ja) | 1985-09-18 |
| DE3404927C2 (de) | 1994-05-05 |
| DE3404927A1 (de) | 1985-08-14 |
| ATA35585A (de) | 1990-10-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4699571A (en) | Control valve for a variable displacement pump | |
| US5179836A (en) | Hydraulic system for a differential piston type cylinder | |
| JP2010531419A (ja) | 油圧制御配置構造 | |
| DK151077B (da) | Fluidumstyret ventil | |
| JPH04232012A (ja) | プラスチック射出成形機の型締め装置にある液圧装置 | |
| JP3783582B2 (ja) | 液圧回路装置 | |
| US5979498A (en) | Three-way or multi-way valve | |
| JPH0469281B2 (zh) | ||
| JPH0448085B2 (zh) | ||
| US4972761A (en) | Hydraulic safety brake valve arrangement for load lowering | |
| JP3868054B2 (ja) | 液圧的な駆動機構 | |
| US5261232A (en) | Valve system for supplying fluid from a pair of fluid pressure sources to a load | |
| JP2000055002A (ja) | 流体静力学的な駆動システム | |
| SE443409B (sv) | Ventilanordning for styrning av funktionen hos en hydraulmotor | |
| EP1616997B1 (de) | Hydraulische Steueranordnung | |
| JP4167842B2 (ja) | 射出成形機の油圧制御方法および制御装置 | |
| JPH06198697A (ja) | 射出成形機用油圧制御装置 | |
| US4711155A (en) | Hydraulic control device | |
| CA1134711A (en) | Flow control valve | |
| KR20120101614A (ko) | 밸브 장치 | |
| US4429619A (en) | Control system for a hydraulic load | |
| US5634335A (en) | Hydrostatic transmission with brake valve | |
| KR20200046500A (ko) | 증속증압용 유압밸브뭉치 | |
| KR20240014073A (ko) | 가변 출력 유동을 갖춘 전기 유압식 파워 유닛 | |
| EP0786598B1 (en) | Device for actuating a hydraulic user apparatus with an actuation speed that is independent of the resisting load affecting the hydraulic apparatus |