JPH0339521U - - Google Patents
Info
- Publication number
- JPH0339521U JPH0339521U JP10094989U JP10094989U JPH0339521U JP H0339521 U JPH0339521 U JP H0339521U JP 10094989 U JP10094989 U JP 10094989U JP 10094989 U JP10094989 U JP 10094989U JP H0339521 U JPH0339521 U JP H0339521U
- Authority
- JP
- Japan
- Prior art keywords
- injection
- molding
- pressure reducing
- molding material
- reducing blower
- 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.)
- Pending
Links
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 239000012778 molding material Substances 0.000 claims description 5
- 238000010107 reaction injection moulding Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 2
- 229920003002 synthetic resin Polymers 0.000 claims description 2
- 239000000057 synthetic resin Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
Landscapes
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
第１図は本考案に係る反応射出成形装置の実施
例を示す概略図、第２図は第１図の−線断面
図、第３図は成形材料の充填状態を示すグラフで
ある。
１……成形材料、２……射出シリンダ、３……
注入ヘツド、４……供給管、５……成形型、６…
…合成樹脂成形品、７……減圧用ブロア、８……
タービン、１２……吸入口、１３……ガス抜き孔
、１４……連通通路。
FIG. 1 is a schematic view showing an embodiment of a reaction injection molding apparatus according to the present invention, FIG. 2 is a sectional view taken along the line -- in FIG. 1, and FIG. 3 is a graph showing the filling state of the molding material. 1... Molding material, 2... Injection cylinder, 3...
Injection head, 4... Supply pipe, 5... Molding mold, 6...
...Synthetic resin molded product, 7...Blower for pressure reduction, 8...
Turbine, 12... Suction port, 13... Gas vent hole, 14... Communication passage.
Claims (1)
成形型のキヤビテイ内に射出して合成樹脂成形品
を成形する反応射出成形装置において、上記射出
シリンダから注入ヘツドに成形材料を供給する材
料供給管に、成形材料の流動圧に応じて回転して
減圧用ブロアーを駆動するタービンを設け、上記
減圧用ブロアの吸入口と、成形型に形成されたガ
ス抜き孔とを連結通路によつて連結してなること
を特徴とする反応射出成形装置。 In a reaction injection molding device that molds a synthetic resin molded product by injecting molding material from an injection head into the cavity of a molding die using an injection cylinder, the molding material is injected into the material supply pipe that supplies the molding material from the injection cylinder to the injection head. A turbine is provided which rotates according to the flow pressure of the pressure reducing blower to drive the pressure reducing blower, and the suction port of the pressure reducing blower and the gas vent hole formed in the mold are connected by a connecting passage. Characteristic reaction injection molding equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10094989U JPH0339521U (en) | 1989-08-29 | 1989-08-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10094989U JPH0339521U (en) | 1989-08-29 | 1989-08-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0339521U true JPH0339521U (en) | 1991-04-16 |
Family
ID=31649926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10094989U Pending JPH0339521U (en) | 1989-08-29 | 1989-08-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0339521U (en) |
-
1989
- 1989-08-29 JP JP10094989U patent/JPH0339521U/ja active Pending
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