CA1121957A - Mold closing device of injection molding machine - Google Patents

Mold closing device of injection molding machine

Info

Publication number
CA1121957A
CA1121957A CA000287368A CA287368A CA1121957A CA 1121957 A CA1121957 A CA 1121957A CA 000287368 A CA000287368 A CA 000287368A CA 287368 A CA287368 A CA 287368A CA 1121957 A CA1121957 A CA 1121957A
Authority
CA
Canada
Prior art keywords
valve
mold
mold closing
piston
oil chamber
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
Application number
CA000287368A
Other languages
English (en)
French (fr)
Inventor
Katashi Aoki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA1121957A publication Critical patent/CA1121957A/en
Expired legal-status Critical Current

Links

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
    • B29C45/64—Mould opening, closing or clamping devices
    • B29C45/67—Mould opening, closing or clamping devices hydraulic
    • B29C45/6764—Mould opening, closing or clamping devices hydraulic using hydraulically connectable chambers of the clamping cylinder during the mould opening and closing movement
    • B29C45/6771—Mould opening, closing or clamping devices hydraulic using hydraulically connectable chambers of the clamping cylinder during the mould opening and closing movement the connection being provided within the clamping cylinder

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
CA000287368A 1976-09-30 1977-09-23 Mold closing device of injection molding machine Expired CA1121957A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP51-117470 1976-09-30
JP11747076A JPS5342248A (en) 1976-09-30 1976-09-30 Mold cramping device for injection molder

Publications (1)

Publication Number Publication Date
CA1121957A true CA1121957A (en) 1982-04-20

Family

ID=14712471

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000287368A Expired CA1121957A (en) 1976-09-30 1977-09-23 Mold closing device of injection molding machine

Country Status (6)

Country Link
US (1) US4158327A (enExample)
JP (1) JPS5342248A (enExample)
CA (1) CA1121957A (enExample)
DE (1) DE2743537A1 (enExample)
FR (1) FR2366119A1 (enExample)
GB (1) GB1584970A (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2845448C2 (de) * 1978-10-19 1982-09-16 Karl 7298 Loßburg Hehl Hydraulischer Arbeitszylinder für die Formschließvorrichtung einer Kunststoff-Spritzgießmaschine
DE2852516C2 (de) * 1978-12-05 1987-01-02 Krauss-Maffei AG, 8000 München Formschließvorrichtung für eine Spritzgießmaschine
US4240781A (en) * 1978-12-18 1980-12-23 Hpm Corporation Injection molding machine having dual tonnage traversing cylinder
US4312828A (en) * 1978-12-18 1982-01-26 Hpm Corporation Method for opening die sections
JPS5693529A (en) * 1979-12-27 1981-07-29 Yamashiro Seiki Seisakusho:Kk Die-matching device of injection molding machine
JPS6045696B2 (ja) * 1982-07-26 1985-10-11 三菱マテリアル株式会社 銅系形状記憶合金
US4545756A (en) * 1984-07-20 1985-10-08 Sakurai Hiroshi Hydraulic clamping apparatus for an injection molding machine
IN168838B (enExample) * 1987-02-28 1991-06-22 Nissei Plastics Ind Co
JPS63212525A (ja) * 1987-02-28 1988-09-05 Nissei Plastics Ind Co 型締装置
JPS6487318A (en) * 1987-09-30 1989-03-31 Nissei Plastics Ind Co Mold clamping device
US5133655A (en) * 1991-01-07 1992-07-28 Husky Injection Molding Systems Ltd. Friction clamp for injection molding machine
US5246059A (en) * 1992-01-08 1993-09-21 Lucelio Sulprizio Closing and opening means for casting machine
DE4335006C1 (de) * 1993-10-14 1995-03-30 Karl Hehl Formschließeinheit für eine Kunststoff-Spritzgießmaschine
JP3262215B2 (ja) * 1997-08-18 2002-03-04 日精樹脂工業株式会社 直圧式型締装置の型締方法
CN108582705B (zh) * 2017-12-28 2023-08-22 东莞市正宸精密机械有限公司 立式注塑机复合式子母缸的锁模机构

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1750417A (en) * 1928-01-31 1930-03-11 Leslie N Mcclellan Pressure-actuated control valve
US2676611A (en) * 1949-08-15 1954-04-27 Fluidal Valves Inc Fluid pressure trip controlled emergency shutoff valves
US2926883A (en) * 1957-01-03 1960-03-01 John R Prybylski Shut-off valve
JPS5215627B1 (enExample) * 1971-07-10 1977-05-02
US3916766A (en) * 1972-03-22 1975-11-04 Koehring Co Control valve means for hydraulic press
NL173991C (nl) * 1974-03-27 1984-04-02 Hehl Karl Hydraulische sluitinrichting voor een gietvorm van een spuitgietmachine.

Also Published As

Publication number Publication date
DE2743537A1 (de) 1978-04-06
FR2366119A1 (fr) 1978-04-28
JPS5342248A (en) 1978-04-17
GB1584970A (en) 1981-02-18
FR2366119B1 (enExample) 1980-02-08
US4158327A (en) 1979-06-19
JPS5624614B2 (enExample) 1981-06-08

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Legal Events

Date Code Title Description
MKEX Expiry