JPH01163113U - - Google Patents
Info
- Publication number
- JPH01163113U JPH01163113U JP5959788U JP5959788U JPH01163113U JP H01163113 U JPH01163113 U JP H01163113U JP 5959788 U JP5959788 U JP 5959788U JP 5959788 U JP5959788 U JP 5959788U JP H01163113 U JPH01163113 U JP H01163113U
- Authority
- JP
- Japan
- Prior art keywords
- molded product
- injection molding
- space
- trap space
- 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
- 238000001746 injection moulding Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 239000011162 core material Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 2
- 239000012792 core layer Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
図面はいずれも本考案の実施例を説明するため
のもので、第１図は成形品端部を成形する金型部
分の拡大断面図、第２図は成形品の端部の斜視図
、第３ａ図、第３ｂ図及び第３ｃ図はスキン材料
及びコア材料の流入状態を説明する一連の金型端
部の断面説明図、第４図は積層射出成形装置の全
体構成を示す概略構成図、第５図は上記積層射出
成形装置のノズルユニツトの要部断面図、第６図
は本考案の他の実施例に係る成形品の端部の斜視
図である。
１……積層射出成形装置、２……固定型、２ｆ
……通路部、３……可動型、１０……成形空間、
１０ｃ……トラツプ空間部、１１……吸入ダクト
、１２……サージタンク、１３……真空ポンプ、
３１……多孔性材料、Ｃｗ……コア材料、Ｓｗ…
…スキン材料、Ｗ……成形品、Ｗａ……成形品端
部。
The drawings are all for explaining the embodiment of the present invention, and FIG. 1 is an enlarged sectional view of the mold part for forming the end of the molded product, FIG. 2 is a perspective view of the end of the molded product, and FIG. 3a, 3b, and 3c are a series of sectional explanatory views of the ends of the mold to explain the inflow state of the skin material and the core material, and FIG. 4 is a schematic configuration diagram showing the overall configuration of the laminated injection molding apparatus. FIG. 5 is a sectional view of a main part of the nozzle unit of the laminated injection molding apparatus, and FIG. 6 is a perspective view of the end of a molded product according to another embodiment of the present invention. 1... Laminated injection molding device, 2... Fixed type, 2f
... Passage part, 3 ... Movable mold, 10 ... Molding space,
10c...trap space, 11...suction duct, 12...surge tank, 13...vacuum pump,
31... Porous material, Cw... Core material, Sw...
...Skin material, W...molded product, Wa...molded product end.
Claims (1)
射出し、表面部と内部とがそれぞれスキン層とコ
ア層とで形成された成形品を成形する積層射出成
形装置において、 上記成形品の端部の直内方位置の金型部に、上
記スキン材料の流動抵抗がその周囲部よりも小さ
いトラツプ空間部を設けるとともに、該トラツプ
空間内を減圧する減圧装置を設けたことを特徴と
する積層射出成形装置。[Claims for Utility Model Registration] Laminated injection molding in which a skin material and a core material are injected into the molding space of a mold to form a molded product whose surface and interior are each formed by a skin layer and a core layer. In the apparatus, a trap space is provided in the mold section located directly inward of the end of the molded product, and a trap space is provided where the flow resistance of the skin material is smaller than that of the surrounding area, and a pressure reducing device is provided to reduce the pressure in the trap space. A laminated injection molding device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988059597U JPH054977Y2 (en) | 1988-04-30 | 1988-04-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988059597U JPH054977Y2 (en) | 1988-04-30 | 1988-04-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01163113U true JPH01163113U (en) | 1989-11-14 |
| JPH054977Y2 JPH054977Y2 (en) | 1993-02-09 |
Family
ID=31285353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988059597U Expired - Lifetime JPH054977Y2 (en) | 1988-04-30 | 1988-04-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH054977Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0486221A (en) * | 1990-07-31 | 1992-03-18 | Hashimoto Forming Ind Co Ltd | Manufacture of resin molding |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57117936A (en) * | 1981-01-15 | 1982-07-22 | Matsushita Electric Works Ltd | Molds for molding |
| JPS57129630U (en) * | 1981-02-09 | 1982-08-12 | ||
| JPS62132623A (en) * | 1985-12-04 | 1987-06-15 | Ichikoh Ind Ltd | Sandwich molding method |
-
1988
- 1988-04-30 JP JP1988059597U patent/JPH054977Y2/ja not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57117936A (en) * | 1981-01-15 | 1982-07-22 | Matsushita Electric Works Ltd | Molds for molding |
| JPS57129630U (en) * | 1981-02-09 | 1982-08-12 | ||
| JPS62132623A (en) * | 1985-12-04 | 1987-06-15 | Ichikoh Ind Ltd | Sandwich molding method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0486221A (en) * | 1990-07-31 | 1992-03-18 | Hashimoto Forming Ind Co Ltd | Manufacture of resin molding |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH054977Y2 (en) | 1993-02-09 |