JPS605814U - injection mold - Google Patents

injection mold

Info

Publication number
JPS605814U
JPS605814U JP9859483U JP9859483U JPS605814U JP S605814 U JPS605814 U JP S605814U JP 9859483 U JP9859483 U JP 9859483U JP 9859483 U JP9859483 U JP 9859483U JP S605814 U JPS605814 U JP S605814U
Authority
JP
Japan
Prior art keywords
forms
mold
injection mold
extrusion block
extruded
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
JP9859483U
Other languages
Japanese (ja)
Other versions
JPS646270Y2 (en
Inventor
西村　繁芳
Original Assignee
積水化学工業株式会社
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 積水化学工業株式会社 filed Critical 積水化学工業株式会社
Priority to JP9859483U priority Critical patent/JPS605814U/en
Publication of JPS605814U publication Critical patent/JPS605814U/en
Application granted granted Critical
Publication of JPS646270Y2 publication Critical patent/JPS646270Y2/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
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/44—Removing or ejecting moulded articles for undercut articles
    • B29C45/4421—Removing or ejecting moulded articles for undercut articles using expansible or collapsible cores

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図ＡおよびＢは従来例に係る射出成形金型の要部を
示す断面図、第２図はこの考案の一実施例を示す断面図
、第３図は同実施例における型抜き状態を示す断面図、
第４図はこの考案の他の実施例を示す断面図、第５図は
第４図の■−■線に沿う断面図である。 １４・・・・・・可動型、１５・・・・・・成形品、１
６・・・・・・押出しブロック、２７・・・・・・傾斜
ブロック、２９・・・・・・天井面、３０・・・・・・
凹凸部、３３．３４・・・・・・アンダーカット部、３
５・・・・・・内側面。Figures 1A and B are sectional views showing the main parts of a conventional injection mold, Figure 2 is a sectional view showing an embodiment of this invention, and Figure 3 shows the state of the mold being removed from the same embodiment. A sectional view showing,
FIG. 4 is a cross-sectional view showing another embodiment of this invention, and FIG. 5 is a cross-sectional view taken along the line ■--■ in FIG. 14... Movable mold, 15... Molded product, 1
6... Extruded block, 27... Inclined block, 29... Ceiling surface, 30...
Uneven part, 33.34...Undercut part, 3
5...Inner surface.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 成形品の内側面にアンダーカット部を形成するとともに
、前記内側面と連続しかつ交差方向に形成された面に凹
凸部を形成する射出成形金型において、押出し移動可能
な状態で型本体に組込まれ、前記凹凸部を形成する押出
しブ冶ツクと、押出しブロックの押出し移動時に、内側
面および前記交差方向に形成された面の両者から離間す
る方向に移動可能な状態で型本体に組込まれ、内側面の
アンダーカット部を形成する傾斜ブロックとを有してな
ることを特徴とする射出成形金型。In an injection mold that forms an undercut portion on the inner surface of a molded product and also forms an uneven portion on a surface that is continuous with and intersects with the inner surface, it is incorporated into the mold body in a state where it can be extruded and moved. an extrusion block that forms the uneven portion, and an extrusion block that is incorporated into the mold body in a state that it can move in a direction away from both the inner surface and the surface formed in the intersecting direction when the extrusion block is extruded; An injection molding mold comprising: an inclined block forming an undercut portion on an inner surface thereof.
JP9859483U 1983-06-24 1983-06-24 injection mold Granted JPS605814U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9859483U JPS605814U (en) 1983-06-24 1983-06-24 injection mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9859483U JPS605814U (en) 1983-06-24 1983-06-24 injection mold

Publications (2)

Publication Number Publication Date
JPS605814U true JPS605814U (en) 1985-01-16
JPS646270Y2 JPS646270Y2 (en) 1989-02-17

Family

ID=30234014

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9859483U Granted JPS605814U (en) 1983-06-24 1983-06-24 injection mold

Country Status (1)

Country Link
JP (1) JPS605814U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2940169A1 (en) * 2008-12-19 2010-06-25 Sagem Comm Article i.e. electronic equipment case, manufacturing mold, has mobile element defining portion of base and portion of contiguous side wall, and mobile element mounted on plate to slide along direction parallel to ejection direction

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57203512A (en) * 1981-06-09 1982-12-13 Kojima Press Co Ltd Stripping method and apparatus for synthetic resin molding with undercut section

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57203512A (en) * 1981-06-09 1982-12-13 Kojima Press Co Ltd Stripping method and apparatus for synthetic resin molding with undercut section

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2940169A1 (en) * 2008-12-19 2010-06-25 Sagem Comm Article i.e. electronic equipment case, manufacturing mold, has mobile element defining portion of base and portion of contiguous side wall, and mobile element mounted on plate to slide along direction parallel to ejection direction

Also Published As

Publication number Publication date
JPS646270Y2 (en) 1989-02-17

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