JPS6153121U - - Google Patents
Info
- Publication number
- JPS6153121U JPS6153121U JP13706384U JP13706384U JPS6153121U JP S6153121 U JPS6153121 U JP S6153121U JP 13706384 U JP13706384 U JP 13706384U JP 13706384 U JP13706384 U JP 13706384U JP S6153121 U JPS6153121 U JP S6153121U
- Authority
- JP
- Japan
- Prior art keywords
- mold
- branch pipe
- flexible pipe
- molten resin
- injection 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.)
- Granted
Links
- 229920005989 resin Polymers 0.000 claims description 8
- 239000011347 resin Substances 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 238000005086 pumping Methods 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims 2
- 229920003002 synthetic resin Polymers 0.000 claims 2
- 239000000057 synthetic resin Substances 0.000 claims 2
- 238000000465 moulding Methods 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Description
第１図Ａはこの考案の一実施例に係る熔融樹脂
圧送用分岐管機構の外観説明図、第１図Ｂは第１
図Ａの熔融樹脂圧送用分岐管機構の噴人孔近傍の
部分断面図、第１図Ｃは同じく第１図Ａの熔融樹
脂圧送用分岐管機構の噴入孔近傍の断面図、第２
図Ａはこの考案の一実施例に係る熔融樹脂圧送用
分岐管機構で使用する可撓性パイプの断面説明図
、第２図Ｂ，Ｃ，Ｄはそれぞれこの考案の一実施
例に係る熔融樹脂圧送用分岐管機構で使用する可
撓性パイプに装備する熱供給部の断面説明図、第
３図Ａ，Ｂ，Ｃ，Ｄ及び第４図Ａ，Ｂ，Ｃはいず
れも従来例の説明図である。
２０…上金型、２１…下金型、２２…噴入孔、
２２ａ…噴入孔始端、２２ｂ…噴入孔終端、２４
…分岐管、２７…バルブ、２８…オイルシリンダ
、２９…分岐管、３０…流量調整弁、３１…アキ
ユムレータ。
FIG. 1A is an explanatory external view of a branch pipe mechanism for pumping molten resin according to an embodiment of this invention, and FIG.
FIG. 1C is a partial sectional view near the injection hole of the branch pipe mechanism for pumping molten resin shown in FIG. 1A, FIG.
Figure A is a cross-sectional explanatory diagram of a flexible pipe used in a branch pipe mechanism for pumping molten resin according to an embodiment of this invention, and Figures 2B, C, and D are illustrative diagrams of molten resin according to an embodiment of this invention. Cross-sectional explanatory diagrams of the heat supply section installed in the flexible pipe used in the pressure-feeding branch pipe mechanism, Figures 3A, B, C, and D and Figures 4A, B, and C are all explanatory diagrams of conventional examples. It is. 20... Upper mold, 21... Lower mold, 22... Injection hole,
22a...Injection hole start end, 22b...Injection hole end, 24
... Branch pipe, 27... Valve, 28... Oil cylinder, 29... Branch pipe, 30... Flow rate adjustment valve, 31... Accumulator.
Claims (1)
熔融合成樹脂を噴入させた後、上下金型を噛合さ
せて加圧成型させる合成樹脂成型装置における熔
融樹脂圧送用の分岐管機構であつて、金型に貫通
穿設された噴入孔内にバルブ装置の摺動部を内填
し、かつバルブ装置の駆動部を金型外部に装着す
るとともに噴入孔の始端部とアキユムレータの吐
出口とを、所要分岐管及び流量調整弁を介して、
耐圧、耐熱性であつて熱供給部を持つ可撓性パイ
プで連通連結してなることを特徴とする熔融樹脂
圧送用分岐管機構。 (2) 前記可撓性パイプの熱供給部が、この可撓
性パイプの内周又は外周にパイプ長だけ連続して
あるいは不連続で装着されてなることを特徴とす
る実用新案登録請求の範囲第１項記載の熔融樹脂
圧送用分岐管機構。 (3) 前記可撓性パイプの両端部がアキユムレー
タ吐出口と金型の噴入孔始端とにそれぞれ連結さ
れて、この所定長の可撓性パイプが所定単位長さ
ごとに金属製の接続部分を介して連通連結され、
且つこの金属製の接続部を加熱して外熱供給部と
することを特徴とする実用新案登録請求の範囲第
１項記載の熔融樹脂圧送用分岐管機構。[Scope of Claim for Utility Model Registration] (1) Synthetic resin molding in which a mold with a top and bottom separation type is used, molten synthetic resin is injected into the mold, and then the top and bottom molds are engaged and molded under pressure. A branch pipe mechanism for pumping molten resin in the device, in which the sliding part of the valve device is placed inside the injection hole drilled through the mold, and the driving part of the valve device is mounted outside the mold. At the same time, the starting end of the injection hole and the discharge port of the accumulator are connected via the required branch pipe and flow rate adjustment valve,
A branch pipe mechanism for pumping molten resin characterized by being connected in communication with a flexible pipe that is pressure resistant and heat resistant and has a heat supply section. (2) The scope of the utility model registration claim, characterized in that the heat supply section of the flexible pipe is installed on the inner or outer periphery of the flexible pipe, either continuously or discontinuously for the length of the pipe. The branch pipe mechanism for pumping molten resin according to item 1. (3) Both ends of the flexible pipe are connected to the accumulator discharge port and the starting end of the injection hole of the mold, respectively, and the flexible pipe of a predetermined length is connected to a metal connecting portion for each predetermined unit length. are connected via
The branch pipe mechanism for pumping molten resin according to claim 1, which is characterized in that the metal connection part is heated to serve as an external heat supply part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13706384U JPS641048Y2 (en) | 1984-09-10 | 1984-09-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13706384U JPS641048Y2 (en) | 1984-09-10 | 1984-09-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6153121U true JPS6153121U (en) | 1986-04-10 |
| JPS641048Y2 JPS641048Y2 (en) | 1989-01-11 |
Family
ID=30695486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13706384U Expired JPS641048Y2 (en) | 1984-09-10 | 1984-09-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS641048Y2 (en) |
-
1984
- 1984-09-10 JP JP13706384U patent/JPS641048Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS641048Y2 (en) | 1989-01-11 |
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