JPS61135614U - - Google Patents
Info
- Publication number
- JPS61135614U JPS61135614U JP1910085U JP1910085U JPS61135614U JP S61135614 U JPS61135614 U JP S61135614U JP 1910085 U JP1910085 U JP 1910085U JP 1910085 U JP1910085 U JP 1910085U JP S61135614 U JPS61135614 U JP S61135614U
- Authority
- JP
- Japan
- Prior art keywords
- die
- ejector
- away
- core die
- extrusion block
- 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.)
- Pending
Links
- 238000001125 extrusion Methods 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims 2
- 239000007924 injection Substances 0.000 claims 2
- 238000000465 moulding Methods 0.000 claims 2
- 238000001746 injection moulding Methods 0.000 description 2
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第１図Ａ〜Ｄは本考案の一実施例に係る射出成
形金型を示す断面図、第２図は樹脂製品の一例を
示す斜視図、第３図Ａ〜Ｃは従来の射出成形金型
を示す断面図、第４図は第３図における連結手段
を示す要部拡大斜視図、第５図Ａ〜Ｃは第３図Ａ
〜Ｃの要部拡大断面図である。
１…キヤビテイダイ、２…コアダイ、５…押し
出しブロツク、９…第１エジエクタープレート、
１０…第２エジエクタープレート、１４…第１エ
ジエクターピン、１６…カム、２１…押し出しロ
ツド、２２…引き戻しロツド、３０…弾性体、３
２…ストツパー、３３…リターンロツド。
Figures 1A to D are cross-sectional views showing an injection molding die according to an embodiment of the present invention, Figure 2 is a perspective view showing an example of a resin product, and Figures 3A to C are conventional injection molding molds. FIG. 4 is an enlarged perspective view of the main part showing the connecting means in FIG. 3, and FIGS. 5A to 5C are FIG. 3A.
-C is an enlarged cross-sectional view of the main part. 1... Cavity die, 2... Core die, 5... Extrusion block, 9... First ejector plate,
DESCRIPTION OF SYMBOLS 10...Second ejector plate, 14...First ejector pin, 16...Cam, 21...Extrusion rod, 22...Retraction rod, 30...Elastic body, 3
2...stopper, 33...return rod.
Claims (1)
形する射出成形金型において、キヤビテイダイと
の間で製品成形空間を形成するコアダイを前記キ
ヤビテイダイに対して接近離反移動自在に設置し
、前記アンダーカツト部を成形する押し出しブロ
ツクを前記接近離反移動方向に対して傾斜して前
記コアダイに形成された傾斜面に沿つて摺動自在
に取付け、前記コアダイに対して接近離反移動自
在に装着されかつ前記押し出しブロツクに連結さ
れた第１エジエクタープレートと、当該第１エジ
エクタープレートに対して前記コアダイ側に接近
移動自在に装着されかつ前記樹脂製品を突き出す
エジエクターピンを有する第２エジエクタープレ
ートとの間に、前記それぞれのエジエクタープレ
ートを相互に離反させる方向に弾発力を付与する
弾性体を装着し、前記それぞれのエジエクタープ
レートにこれらを接触させたときに結合させる連
結手段を設け、前記第２エジエクタープレートに
前記キヤビテイダイと当接するリターンロツドを
固着したことを特徴とする射出成形金型。 In an injection mold for molding a resin product having an undercut portion at an end, a core die forming a product molding space between the cavity die and the cavity die is installed so as to be movable toward and away from the cavity die, and the undercut portion is An extrusion block to be molded is attached so as to be slidable along an inclined surface formed on the core die at an angle with respect to the direction of movement toward and away from the core die, and the extrusion block is attached to the extrusion block so as to be movable towards and away from the core die. between the connected first ejector plate and a second ejector plate that is movably attached to the core die side with respect to the first ejector plate and has an ejector pin that projects the resin product; an elastic body that applies an elastic force in a direction that causes the respective ejector plates to move away from each other; and a connecting means that connects the ejector plates when they are in contact with each other; An injection mold characterized in that a return rod that contacts the cavity die is fixed to the ector plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1910085U JPS61135614U (en) | 1985-02-15 | 1985-02-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1910085U JPS61135614U (en) | 1985-02-15 | 1985-02-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61135614U true JPS61135614U (en) | 1986-08-23 |
Family
ID=30508354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1910085U Pending JPS61135614U (en) | 1985-02-15 | 1985-02-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61135614U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2415576A1 (en) * | 2010-08-05 | 2012-02-08 | Honda Motor Co., Ltd. | Method of picking up a cast |
| FR3001653A1 (en) * | 2013-02-04 | 2014-08-08 | Snecma | MOLD COMPRISING SHELLS AND AT LEAST ONE DRAWER |
-
1985
- 1985-02-15 JP JP1910085U patent/JPS61135614U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2415576A1 (en) * | 2010-08-05 | 2012-02-08 | Honda Motor Co., Ltd. | Method of picking up a cast |
| FR3001653A1 (en) * | 2013-02-04 | 2014-08-08 | Snecma | MOLD COMPRISING SHELLS AND AT LEAST ONE DRAWER |
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