JPH0471224U - - Google Patents
Info
- Publication number
- JPH0471224U JPH0471224U JP11528790U JP11528790U JPH0471224U JP H0471224 U JPH0471224 U JP H0471224U JP 11528790 U JP11528790 U JP 11528790U JP 11528790 U JP11528790 U JP 11528790U JP H0471224 U JPH0471224 U JP H0471224U
- Authority
- JP
- Japan
- Prior art keywords
- block
- sprue
- core
- runner
- gate
- 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
Links
- 238000013459 approach Methods 0.000 claims 2
- 238000002347 injection Methods 0.000 claims 2
- 239000007924 injection Substances 0.000 claims 2
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第１図ないし第４図は本考案の実施例に係る金
型の型開きの手順を順を追つて示す断面図、第５
図は従来例に係る金型の断面図、第６図ないし第
９図は従来例に係る金型の型開きの手順と不都合
を順を追つて示す断面図である。
１……第１のブロツク、２……ランナ、３……
第２のブロツク、４……スプル、５……ゲート、
６……第３のブロツク、７……スプルロツクピン
、７ａ……先端係合部、８，９……成形品、１０
……エジエクタピン、１１……コア、１２……ば
ね、１３……ストツパプレート、１４……ねじ止
め。
1 to 4 are sectional views showing step by step the procedure for opening a mold according to an embodiment of the present invention;
The figure is a cross-sectional view of a mold according to the conventional example, and FIGS. 6 to 9 are cross-sectional views sequentially showing the procedure and disadvantages of opening the mold according to the conventional example. 1...first block, 2...runner, 3...
Second block, 4...sprue, 5...gate,
6... Third block, 7... Sprue lock pin, 7a... Tip engaging portion, 8, 9... Molded product, 10
... Ejector pin, 11 ... Core, 12 ... Spring, 13 ... Stopper plate, 14 ... Screw.
Claims (1)
ツク１と、前記第１のブロツク１に接離し、前記
ランナ２またはキヤビテイに連通するスプル４を
設けた第２のブロツク３と、前記スプル４とラン
ナ２またはキヤビテイとの間に設けられたゲート
５と、前記第２のブロツク３を挾んで前記第１の
ブロツク１の反対側に配置され、前記第２のブロ
ツク３に接離する第３のブロツク６と、前記第３
のブロツク６に対してスライド自在になり、前記
スプル４に対して挿抜自在になるスプルロツクピ
ン７とを有する射出成形用金型において、 前記第２のブロツク３にコア１１をスライド自
在に内挿し、前記コア１１に前記スプル４とゲー
ト５とを設け、前記コア１１を前記第３のブロツ
ク６に向けてばね１２により弾性付勢し、 前記コア１１は、型締め時、前記第３のブロツ
ク６に押されて前記第１のブロツク１に接触し、
型開き時、前記第３のブロツク６が第２のブロツ
ク３から離れるのに連れて前記ばね１２により前
記第１のブロツク１から離れるものである、 ことを特徴とする射出成形用金型。[Claims for Utility Model Registration] A first block 1 provided with a runner 2 or a cavity, and a second block 3 provided with a sprue 4 that approaches and separates from the first block 1 and communicates with the runner 2 or cavity. , a gate 5 provided between the sprue 4 and the runner 2 or the cavity, and a gate 5 disposed on the opposite side of the first block 1 with the second block 3 in between; A third block 6 that approaches and separates, and the third
In the injection mold, the core 11 is slidably inserted into the second block 3, and the sprue lock pin 7 is slidable relative to the second block 6, and the sprue lock pin 7 is freely inserted into and removed from the sprue 4. The core 11 is provided with the sprue 4 and the gate 5, and the core 11 is elastically biased toward the third block 6 by a spring 12, and the core 11 is pressed against the third block 6 during mold clamping. being pushed into contact with the first block 1;
An injection mold characterized in that when the mold is opened, the third block 6 is moved away from the first block 1 by the spring 12 as the third block 6 is moved away from the second block 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11528790U JP2524502Y2 (en) | 1990-11-01 | 1990-11-01 | Injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11528790U JP2524502Y2 (en) | 1990-11-01 | 1990-11-01 | Injection mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0471224U true JPH0471224U (en) | 1992-06-24 |
| JP2524502Y2 JP2524502Y2 (en) | 1997-02-05 |
Family
ID=31863046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11528790U Expired - Lifetime JP2524502Y2 (en) | 1990-11-01 | 1990-11-01 | Injection mold |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2524502Y2 (en) |
-
1990
- 1990-11-01 JP JP11528790U patent/JP2524502Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2524502Y2 (en) | 1997-02-05 |