JPH0240512U - - Google Patents
Info
- Publication number
- JPH0240512U JPH0240512U JP11916988U JP11916988U JPH0240512U JP H0240512 U JPH0240512 U JP H0240512U JP 11916988 U JP11916988 U JP 11916988U JP 11916988 U JP11916988 U JP 11916988U JP H0240512 U JPH0240512 U JP H0240512U
- Authority
- JP
- Japan
- Prior art keywords
- material supply
- injection device
- molding machine
- injection molding
- screw
- 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
- 238000002347 injection Methods 0.000 claims description 12
- 239000007924 injection Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims 6
- 239000012778 molding material Substances 0.000 claims 1
Landscapes
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
第１図：本考案に係る射出装置の縦断側面図、
第２図、第３図：他の実施例に係る同射出装置の
縦断側面図、第４図：第３図中Ａ―Ａ線断面図、
第５図、第６図：本発明の作用を説明する同射出
装置におけるスリーブ部材の下部付近の断面側面
図、第７図：従来の技術に係る射出装置の縦断側
面図、第８図：第７図中Ｂ―Ｂ線断面図。
尚図面中、１：射出装置、２：スクリユ、３：
加熱シリンダ、４：材料供給部、５：材料供給路
、６：下端開口部、７：空隙部、７ａ：第一空隙
部、７ｂ：第二空隙部、８：空間部、１１：ホツ
パー、１０：スリーブ部材、１３，１３ａ，１３
ｂ：調整機構。
Figure 1: Vertical side view of the injection device according to the present invention,
FIGS. 2 and 3: A vertical sectional side view of the same injection device according to another embodiment, FIG. 4: A sectional view taken along the line A-A in FIG. 3,
5 and 6: A cross-sectional side view of the vicinity of the lower part of the sleeve member in the same injection device for explaining the action of the present invention. FIG. 7: A vertical cross-sectional side view of the injection device according to the prior art. FIG. 8: A sectional view taken along line B-B in Figure 7. In the drawings, 1: injection device, 2: screw, 3:
heating cylinder, 4: material supply section, 5: material supply path, 6: lower end opening, 7: cavity, 7a: first cavity, 7b: second cavity, 8: space, 11: hopper, 10 : Sleeve member, 13, 13a, 13
b: Adjustment mechanism.
Claims (1)
方から材料供給路の下端開口部を臨ませてなる材
料供給部を備えた射出成形機の射出装置において
、前記下端開口部に、少なくともスクリユの作動
時に成形材料を逃がすことができる空隙部を設け
たことを特徴とする射出成形機の射出装置。 (2) スクリユを内蔵した加熱シリンダ内に、上
方から材料供給路の下端開口部を臨ませてなる材
料供給部を備えた射出成形機の射出装置において
、前記材料供給部に、上方から加熱シリンダ内に
臨む空間部を設けるとともに、前記空間部の内側
に第一空隙部を介してスリーブ部材を設け、前記
スリーブ部材の上端をホツパーに連通して材料供
給路を形成し、かつ下端をスクリユから第二空隙
部を介して配したことを特徴とする射出成形機の
射出装置。 (3) スリーブ部材は上下方向の位置を可変可能
な調整機構によつて支持することを特徴とする請
求項２記載の射出成形機の射出装置。 (4) 第一空隙部は大気に連通することを特徴と
する請求項２記載の射出成形機の射出装置。[Scope of Claim for Utility Model Registration] (1) In an injection device for an injection molding machine, the material supply section is provided with a material supply section in which a lower end opening of the material supply path is exposed from above in a heating cylinder incorporating a screw; An injection device for an injection molding machine, characterized in that an opening is provided with a cavity through which molding material can escape at least when a screw is operated. (2) In an injection device for an injection molding machine, which is equipped with a material supply section in which the lower end opening of the material supply path is exposed from above in a heating cylinder with a built-in screw, the heating cylinder is inserted into the material supply section from above. A sleeve member is provided inside the space through a first gap, the upper end of the sleeve member is connected to the hopper to form a material supply path, and the lower end is connected to the screw. An injection device for an injection molding machine, characterized in that the injection device is arranged through a second cavity. (3) The injection device for an injection molding machine according to claim 2, wherein the sleeve member is supported by an adjustment mechanism whose vertical position can be varied. (4) The injection device for an injection molding machine according to claim 2, wherein the first cavity communicates with the atmosphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988119169U JPH058100Y2 (en) | 1988-09-09 | 1988-09-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988119169U JPH058100Y2 (en) | 1988-09-09 | 1988-09-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0240512U true JPH0240512U (en) | 1990-03-20 |
| JPH058100Y2 JPH058100Y2 (en) | 1993-03-01 |
Family
ID=31364169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988119169U Expired - Lifetime JPH058100Y2 (en) | 1988-09-09 | 1988-09-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH058100Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5115545A (en) * | 1974-07-30 | 1976-02-07 | Central Glass Co Ltd | GARASUITATORI SUKETAI |
| JPH01125608U (en) * | 1988-02-10 | 1989-08-28 |
-
1988
- 1988-09-09 JP JP1988119169U patent/JPH058100Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5115545A (en) * | 1974-07-30 | 1976-02-07 | Central Glass Co Ltd | GARASUITATORI SUKETAI |
| JPH01125608U (en) * | 1988-02-10 | 1989-08-28 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH058100Y2 (en) | 1993-03-01 |