JPH0210916U - - Google Patents
Info
- Publication number
- JPH0210916U JPH0210916U JP8883888U JP8883888U JPH0210916U JP H0210916 U JPH0210916 U JP H0210916U JP 8883888 U JP8883888 U JP 8883888U JP 8883888 U JP8883888 U JP 8883888U JP H0210916 U JPH0210916 U JP H0210916U
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- injection molding
- needle valve
- diameter
- diameter portion
- 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
- 238000001746 injection moulding Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 3
- 239000003086 colorant Substances 0.000 claims 1
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
Description
第1図は本考案の射出成形用ノズルを適用した
2材射出成形装置の外観を示す平面図、第2図は
本考案の代表的な実施例を示す射出成形用ノズル
の拡大断面図、第3図は第2図の―矢視断面
図、第4図乃至第7図は本考案の構成要素である
針弁の動作状態を示す断面図とその一部拡大図、
第8図乃至第10図は本考案の他の実施例である
針弁の動作状態を示す断面図、第11図乃至第1
4図は異なる形式の射出成形用ノズルを装備した
従来の2材射出成形装置の概略説明図である。
図の主要部分の説明、13……針弁、15……
内筒ノズル、16……外筒ノズル、20……外部
駆動源。
FIG. 1 is a plan view showing the external appearance of a two-material injection molding apparatus to which the injection molding nozzle of the present invention is applied; FIG. 2 is an enlarged sectional view of the injection molding nozzle showing a typical embodiment of the present invention; 3 is a cross-sectional view taken in the direction of the - arrow in FIG. 2, and FIGS. 4 to 7 are cross-sectional views and partially enlarged views showing the operating state of the needle valve, which is a component of the present invention.
8 to 10 are cross-sectional views showing the operating state of a needle valve according to another embodiment of the present invention, and FIGS. 11 to 1
FIG. 4 is a schematic explanatory diagram of a conventional two-material injection molding apparatus equipped with different types of injection molding nozzles. Explanation of the main parts of the figure, 13... Needle valve, 15...
Inner cylinder nozzle, 16... Outer cylinder nozzle, 20... External drive source.
Claims (1)
定の間隔を置いて同心的に配置され、2色又は2
種以上の合成樹脂原材料により成形品を得る2材
射出成形装置に適用される射出成形用ノズルにお
いて、上記両ノズルの相対位置を固定し、上記針
弁を上記内筒ノズルの射出口径より小さい小径部
と同口径に等しい大径部とで構成すると共に、同
針弁を適宜駆動手段により前後進ともに2段動作
させることを特徴とする射出成形用ノズル。 The outer tube nozzle, inner tube nozzle, and needle valve are arranged concentrically at predetermined intervals, and two colors or two
In an injection molding nozzle applied to a two-material injection molding device for producing a molded product from synthetic resin raw materials of at least 100%, the relative positions of the two nozzles are fixed, and the needle valve has a small diameter smaller than the injection port diameter of the inner cylindrical nozzle. 1. An injection molding nozzle comprising a large-diameter portion having the same diameter as the needle valve and a large-diameter portion having the same diameter.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8883888U JPH066899Y2 (en) | 1988-07-04 | 1988-07-04 | Injection molding nozzle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8883888U JPH066899Y2 (en) | 1988-07-04 | 1988-07-04 | Injection molding nozzle |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0210916U true JPH0210916U (en) | 1990-01-24 |
JPH066899Y2 JPH066899Y2 (en) | 1994-02-23 |
Family
ID=31313395
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8883888U Expired - Lifetime JPH066899Y2 (en) | 1988-07-04 | 1988-07-04 | Injection molding nozzle |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH066899Y2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0641423U (en) * | 1992-11-20 | 1994-06-03 | 幸生 河野 | Harvesting shears |
JPH0730631U (en) * | 1993-11-24 | 1995-06-13 | 義範 森園 | Harvesting shears |
-
1988
- 1988-07-04 JP JP8883888U patent/JPH066899Y2/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0641423U (en) * | 1992-11-20 | 1994-06-03 | 幸生 河野 | Harvesting shears |
JPH0730631U (en) * | 1993-11-24 | 1995-06-13 | 義範 森園 | Harvesting shears |
Also Published As
Publication number | Publication date |
---|---|
JPH066899Y2 (en) | 1994-02-23 |