JPH0128688B2 - - Google Patents

Info

Publication number
JPH0128688B2
JPH0128688B2 JP56071722A JP7172281A JPH0128688B2 JP H0128688 B2 JPH0128688 B2 JP H0128688B2 JP 56071722 A JP56071722 A JP 56071722A JP 7172281 A JP7172281 A JP 7172281A JP H0128688 B2 JPH0128688 B2 JP H0128688B2
Authority
JP
Japan
Prior art keywords
cavity
resin
mold
temperature
volume
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
JP56071722A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57187231A (en
Inventor
Katsue Kenmochi
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP7172281A priority Critical patent/JPS57187231A/ja
Publication of JPS57187231A publication Critical patent/JPS57187231A/ja
Publication of JPH0128688B2 publication Critical patent/JPH0128688B2/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
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00432—Auxiliary operations, e.g. machines for filling the moulds
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/021—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles characterised by the shape of the surface
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/54—Compensating volume change, e.g. retraction
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/58—Measuring, controlling or regulating
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C2043/3272—Component parts, details or accessories; Auxiliary operations driving means
    • B29C2043/3283—Component parts, details or accessories; Auxiliary operations driving means for moving moulds or mould parts
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
    • B29C2043/3615—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices
    • B29C2043/3618—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices plurality of counteracting elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0016—Lenses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
JP7172281A 1981-05-13 1981-05-13 Mold apparatus for compression molding of resin Granted JPS57187231A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7172281A JPS57187231A (en) 1981-05-13 1981-05-13 Mold apparatus for compression molding of resin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7172281A JPS57187231A (en) 1981-05-13 1981-05-13 Mold apparatus for compression molding of resin

Publications (2)

Publication Number Publication Date
JPS57187231A JPS57187231A (en) 1982-11-17
JPH0128688B2 true JPH0128688B2 (enrdf_load_stackoverflow) 1989-06-05

Family

ID=13468692

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7172281A Granted JPS57187231A (en) 1981-05-13 1981-05-13 Mold apparatus for compression molding of resin

Country Status (1)

Country Link
JP (1) JPS57187231A (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5882725A (ja) * 1981-11-13 1983-05-18 Hitachi Ltd プラスチツクレンズの加熱圧縮成形方法
JPS61205111A (ja) * 1985-02-07 1986-09-11 Meiki Co Ltd 射出による圧縮成形方法
JPS61205112A (ja) * 1985-03-08 1986-09-11 Idemitsu Petrochem Co Ltd 射出圧縮成形方法
JPS61206616A (ja) * 1985-03-11 1986-09-12 Meiki Co Ltd 射出圧縮成形機
JPS61222717A (ja) * 1985-03-28 1986-10-03 Mitsubishi Metal Corp 射出成形用金型
JPS629926A (ja) * 1985-07-09 1987-01-17 Hitachi Ltd 光デイスク基板成形方法
JPS62198431A (ja) * 1986-02-27 1987-09-02 Sumitomo Heavy Ind Ltd キヤビテイ容量調節手段を有する射出成形機
JPS6394806A (ja) * 1986-10-09 1988-04-25 Toshiba Mach Co Ltd 射出圧縮成形の制御方法
JPS63197623A (ja) * 1987-02-12 1988-08-16 Dai Ichi Seiko Co Ltd 射出圧縮成形装置
JPH07119034B2 (ja) * 1990-04-05 1995-12-20 株式会社日立製作所 射出圧縮成形装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5130309A (enrdf_load_stackoverflow) * 1974-08-15 1976-03-15 Nippon Telegraph & Telephone
JPS537662A (en) * 1976-07-06 1978-01-24 Kanebo Ltd Preparation of injection containing stable dehydroepiandrosterone sulfate

Also Published As

Publication number Publication date
JPS57187231A (en) 1982-11-17

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