JPH02150221U - - Google Patents
Info
- Publication number
- JPH02150221U JPH02150221U JP5962989U JP5962989U JPH02150221U JP H02150221 U JPH02150221 U JP H02150221U JP 5962989 U JP5962989 U JP 5962989U JP 5962989 U JP5962989 U JP 5962989U JP H02150221 U JPH02150221 U JP H02150221U
- Authority
- JP
- Japan
- Prior art keywords
- injection molding
- molding machine
- nozzle
- inner cylinder
- 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
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 claims 6
- 238000009413 insulation Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000011810 insulating material Substances 0.000 description 1
Description
図は本考案の一実施例を示す断面図である。
図において、Ａ……加熱シリンダの先端部、Ｂ
……ノズル、１……溶融樹脂通路、２……内筒（
ノズル本体）、３……空間部、４……ノズルチツ
プ、５……外筒（外カバー）、６……断熱材。
The figure is a sectional view showing an embodiment of the present invention. In the figure, A...the tip of the heating cylinder, B
... Nozzle, 1 ... Molten resin passage, 2 ... Inner cylinder (
nozzle body), 3...space, 4...nozzle tip, 5...outer cylinder (outer cover), 6...insulating material.
Claims (1)
れ、金型に当接して溶融樹脂を金型内に射出・充
填する射出成形機ノズルにおいて、該ノズルが溶
融樹脂通路を有する内筒と前記内筒を内包する外
筒とによつて構成されており、前記内筒と外筒と
の間に設けられている空間部が高真空度に減圧さ
れ、溶融樹脂通路の少なくとも一部の外周壁面に
隣接して真空断熱層が形成されていることを特徴
とする射出成形機ノズル。 ２ 内筒が高熱伝導性の部材によつて形成されて
いる請求項第１項記載の射出成形機ノズル。 ３ 金型に当接するノズルの先端部が低熱伝導性
の部材によつて形成されている請求項第１項記載
の射出成形機ノズル。 ４ 空間部が１０−５mmＨｇ以下に減圧されてい
る請求項第１項記載の射出成形機ノズル。[Scope of Claim for Utility Model Registration] 1. In an injection molding machine nozzle that is directly connected to the tip of the heating cylinder of the injection molding machine and injects and fills molten resin into the mold by contacting the mold, the nozzle It is composed of an inner cylinder having a passage and an outer cylinder enclosing the inner cylinder, and the space provided between the inner cylinder and the outer cylinder is reduced to a high degree of vacuum, and the molten resin passage is An injection molding machine nozzle, characterized in that a vacuum insulation layer is formed adjacent to at least a portion of an outer peripheral wall surface of the nozzle. 2. The injection molding machine nozzle according to claim 1, wherein the inner cylinder is formed of a highly thermally conductive member. 3. The injection molding machine nozzle according to claim 1, wherein the tip of the nozzle that comes into contact with the mold is formed of a member with low thermal conductivity. 4. The injection molding machine nozzle according to claim 1, wherein the pressure in the space is reduced to 10 −5 mmHg or less.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989059629U JPH0517215Y2 (en) | 1989-05-23 | 1989-05-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989059629U JPH0517215Y2 (en) | 1989-05-23 | 1989-05-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02150221U true JPH02150221U (en) | 1990-12-25 |
| JPH0517215Y2 JPH0517215Y2 (en) | 1993-05-10 |
Family
ID=31586295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989059629U Expired - Lifetime JPH0517215Y2 (en) | 1989-05-23 | 1989-05-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0517215Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012152959A (en) * | 2011-01-24 | 2012-08-16 | Canon Electronics Inc | Injection molding machine, and injection cylinder |
| JP2016215505A (en) * | 2015-05-21 | 2016-12-22 | 東洋機械金属株式会社 | Injection molding machine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6234741U (en) * | 1985-08-21 | 1987-02-28 |
-
1989
- 1989-05-23 JP JP1989059629U patent/JPH0517215Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6234741U (en) * | 1985-08-21 | 1987-02-28 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012152959A (en) * | 2011-01-24 | 2012-08-16 | Canon Electronics Inc | Injection molding machine, and injection cylinder |
| JP2016215505A (en) * | 2015-05-21 | 2016-12-22 | 東洋機械金属株式会社 | Injection molding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0517215Y2 (en) | 1993-05-10 |