JPS59131813U - Gas relief device for reaction injection molding molds - Google Patents
Gas relief device for reaction injection molding moldsInfo
- Publication number
- JPS59131813U JPS59131813U JP2517983U JP2517983U JPS59131813U JP S59131813 U JPS59131813 U JP S59131813U JP 2517983 U JP2517983 U JP 2517983U JP 2517983 U JP2517983 U JP 2517983U JP S59131813 U JPS59131813 U JP S59131813U
- Authority
- JP
- Japan
- Prior art keywords
- reaction injection
- mold
- injection molding
- relief device
- hole
- 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
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は成形品の外観不良部を示す断面図、第２図は本
考案のガス逃がし装置を設けた反応射出成形型を示す縦
断面図、第３図は成形後上型を下型から離す状態を示す
縦断面図、第４図はガス抜き管の他の例を示す斜視図、
第５図は第４図のガス抜き管を用いて構成した本考案の
他のガス逃がし装置を設けた反応射出成形型を示す縦断
面図である。
５・・・上型、６・・・下型、７・・・キャビティ、９
・・・ブツシュ、１０・・・孔、１１・・・ガス抜き管
、ｌｌａ・・・ガス抜き管の下端部、１２・・・成形品
、１３・・・鍔部。Figure 1 is a sectional view showing a defective appearance of the molded product, Figure 2 is a longitudinal sectional view showing a reaction injection mold equipped with the gas release device of the present invention, and Figure 3 is a cross-sectional view showing the upper mold removed from the lower mold after molding. A vertical cross-sectional view showing a released state, FIG. 4 is a perspective view showing another example of the gas vent pipe,
FIG. 5 is a longitudinal sectional view showing a reaction injection mold equipped with another gas release device of the present invention constructed using the gas release pipe shown in FIG. 4. 5... Upper mold, 6... Lower mold, 7... Cavity, 9
... Bush, 10... Hole, 11... Gas vent pipe, lla... Lower end of gas vent pipe, 12... Molded product, 13... Flange.
Claims (1)
ャビティと型外とを連通ずる孔と、一端部をキャビティ
内に突出させて前記孔に成形毎に挿嵌され、かつ、前記
突出した一端部が成形品に付着することによって成形後
前記孔を設けた型から成形品が離型するときに前記孔か
ら抜は出るガス抜き管とからなることを特徴とする反応
射出成形型のガス逃がし装置。A hole that communicates between the cavity and the outside of the mold is provided in a part of the reaction injection mold where gas venting is required, and one end of the mold is inserted into the hole for each molding process with one end protruding into the cavity, and the protruding A gas venting tube for a reaction injection molding mold, characterized in that the gas venting tube has one end attached to the molded product and is drawn out from the hole when the molded product is released from the mold provided with the hole after molding. escape device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2517983U JPS59131813U (en) | 1983-02-23 | 1983-02-23 | Gas relief device for reaction injection molding molds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2517983U JPS59131813U (en) | 1983-02-23 | 1983-02-23 | Gas relief device for reaction injection molding molds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59131813U true JPS59131813U (en) | 1984-09-04 |
Family
ID=30156174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2517983U Pending JPS59131813U (en) | 1983-02-23 | 1983-02-23 | Gas relief device for reaction injection molding molds |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59131813U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6179609A (en) * | 1984-09-28 | 1986-04-23 | Toyoda Gosei Co Ltd | Manufacture of urethane product |
| JPH0418318A (en) * | 1990-05-11 | 1992-01-22 | Toyo Tire & Rubber Co Ltd | Press-fit molding method of synthetic resin and mold |
-
1983
- 1983-02-23 JP JP2517983U patent/JPS59131813U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6179609A (en) * | 1984-09-28 | 1986-04-23 | Toyoda Gosei Co Ltd | Manufacture of urethane product |
| JPH0418318A (en) * | 1990-05-11 | 1992-01-22 | Toyo Tire & Rubber Co Ltd | Press-fit molding method of synthetic resin and mold |
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