JPS60220720A - 射出成形機 - Google Patents

射出成形機

Info

Publication number
JPS60220720A
JPS60220720A JP7659784A JP7659784A JPS60220720A JP S60220720 A JPS60220720 A JP S60220720A JP 7659784 A JP7659784 A JP 7659784A JP 7659784 A JP7659784 A JP 7659784A JP S60220720 A JPS60220720 A JP S60220720A
Authority
JP
Japan
Prior art keywords
block
plate
gate
cutting
ejector
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.)
Granted
Application number
JP7659784A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0440174B2 (en]
Inventor
Tetsuo Yumoto
哲男 湯本
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.)
Sankyo Kasei Co Ltd
Original Assignee
Sankyo Kasei Co Ltd
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 Sankyo Kasei Co Ltd filed Critical Sankyo Kasei Co Ltd
Priority to JP7659784A priority Critical patent/JPS60220720A/ja
Publication of JPS60220720A publication Critical patent/JPS60220720A/ja
Publication of JPH0440174B2 publication Critical patent/JPH0440174B2/ja
Granted 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
    • B29C45/38—Cutting-off equipment for sprues or ingates

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
JP7659784A 1984-04-18 1984-04-18 射出成形機 Granted JPS60220720A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7659784A JPS60220720A (ja) 1984-04-18 1984-04-18 射出成形機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7659784A JPS60220720A (ja) 1984-04-18 1984-04-18 射出成形機

Publications (2)

Publication Number Publication Date
JPS60220720A true JPS60220720A (ja) 1985-11-05
JPH0440174B2 JPH0440174B2 (en]) 1992-07-02

Family

ID=13609719

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7659784A Granted JPS60220720A (ja) 1984-04-18 1984-04-18 射出成形機

Country Status (1)

Country Link
JP (1) JPS60220720A (en])

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0247244A3 (en) * 1986-02-26 1988-11-02 Kabushiki Kaisha Meiki Seisakusho Improved molding apparatus and method for producing centrally-apertured discs
US5238393A (en) * 1990-12-28 1993-08-24 Sony Corporation Multi-cavity injection molding apparatus for optical disk substrates

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5319576U (en]) * 1976-07-29 1978-02-20
JPS5926321U (ja) * 1982-08-10 1984-02-18 日産自動車株式会社 射出成形用金型
JPS5926322U (ja) * 1982-08-10 1984-02-18 日産自動車株式会社 射出成形用金型

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5319576U (en]) * 1976-07-29 1978-02-20
JPS5926321U (ja) * 1982-08-10 1984-02-18 日産自動車株式会社 射出成形用金型
JPS5926322U (ja) * 1982-08-10 1984-02-18 日産自動車株式会社 射出成形用金型

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0247244A3 (en) * 1986-02-26 1988-11-02 Kabushiki Kaisha Meiki Seisakusho Improved molding apparatus and method for producing centrally-apertured discs
US5238393A (en) * 1990-12-28 1993-08-24 Sony Corporation Multi-cavity injection molding apparatus for optical disk substrates

Also Published As

Publication number Publication date
JPH0440174B2 (en]) 1992-07-02

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term