JPH0159613U - - Google Patents
Info
- Publication number
- JPH0159613U JPH0159613U JP15463087U JP15463087U JPH0159613U JP H0159613 U JPH0159613 U JP H0159613U JP 15463087 U JP15463087 U JP 15463087U JP 15463087 U JP15463087 U JP 15463087U JP H0159613 U JPH0159613 U JP H0159613U
- Authority
- JP
- Japan
- Prior art keywords
- mold
- core
- die
- sprue
- lower mold
- 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
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
第１図は本考案の第１実施例を示す断面図、第
２図Ａ，Ｂはそれぞれ同実施例の作動を示す要部
拡大断面図、第３図は第２実施例を示す断面図、
第４図は従来例を示す断面図である。
１……上型、２……下型、３……コア型、３ａ
……テーパ状の外周面、３ｂ……下面、３ｃ，８
ｃ……密接部、４……スプル、５……ランナ、６
……ゲート、７……キヤビテイ、８……凹部、８
ａ……テーパ状の内周面、８ｂ……底面。
FIG. 1 is a sectional view showing the first embodiment of the present invention, FIGS. 2A and B are enlarged sectional views of main parts showing the operation of the same embodiment, and FIG. 3 is a sectional view showing the second embodiment.
FIG. 4 is a sectional view showing a conventional example. 1... Upper mold, 2... Lower mold, 3... Core mold, 3a
...Tapered outer circumferential surface, 3b... Bottom surface, 3c, 8
c... Close contact part, 4... Sprue, 5... Runner, 6
...Gate, 7...Cavity, 8...Recess, 8
a... Tapered inner peripheral surface, 8b... Bottom surface.
Claims (1)
型２上に保持されたコア型３の少なくとも３つの
金型からなり、上型１には射出装置のノズルと接
合するスプ４が、また上型１とコア型３の間には
スプル４と連なるランナ５が、またコア型３の外
周の上型１と下型２の間には狭いゲート６を介し
てランナ５と連なるキヤビテイ７が形成され、コ
ア型３と下型２には接触幅が小さく適宜弾性変形
可能な密接部３ｃ，８ｃが周設されて互いに密接
し、該密接部３ｃ，８ｃによりコア型３は下型２
に浮上状態で支承されてなることを特徴とする射
出成形型。 It consists of at least three molds: an upper mold 1, a lower mold 2 that moves into and out of contact with the upper mold 1, and a core mold 3 held on the lower mold 2. The upper mold 1 is connected to a nozzle of an injection device. There is a sprue 4 connected to the sprue 4 between the upper die 1 and the core die 3, and a runner 5 connected to the sprue 4 between the upper die 1 and the lower die 2 on the outer periphery of the core die 3 via a narrow gate 6. A cavity 7 is formed which is connected to the core mold 3 and the lower mold 2, and the core mold 3 and the lower mold 2 are provided with close contact parts 3c and 8c that have a small contact width and can be elastically deformed as appropriate, and are brought into close contact with each other. 3 is the lower mold 2
An injection molding mold characterized by being supported in a floating state by.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15463087U JPH0418835Y2 (en) | 1987-10-12 | 1987-10-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15463087U JPH0418835Y2 (en) | 1987-10-12 | 1987-10-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0159613U true JPH0159613U (en) | 1989-04-14 |
| JPH0418835Y2 JPH0418835Y2 (en) | 1992-04-27 |
Family
ID=31431534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15463087U Expired JPH0418835Y2 (en) | 1987-10-12 | 1987-10-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0418835Y2 (en) |
-
1987
- 1987-10-12 JP JP15463087U patent/JPH0418835Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0418835Y2 (en) | 1992-04-27 |