JPH0452020U - - Google Patents
Info
- Publication number
- JPH0452020U JPH0452020U JP9422590U JP9422590U JPH0452020U JP H0452020 U JPH0452020 U JP H0452020U JP 9422590 U JP9422590 U JP 9422590U JP 9422590 U JP9422590 U JP 9422590U JP H0452020 U JPH0452020 U JP H0452020U
- Authority
- JP
- Japan
- Prior art keywords
- injection molding
- mold
- thick
- gas
- view
- 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 7
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 238000000465 moulding Methods 0.000 description 2
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
第１図１は本考案の射出成形金型の一例を示す
部分縦断面図、第１図２は第１図１の射出成形金
型のＸ−Ｘ断面図、第２図は本考案の射出成形金
型（移動型）の実施例の斜視図、第３図は通常の
射出成形法で成形されたリブおよびボスを有する
成形品の裏面を示す一部切欠斜視図、第４図は第
３図の成形品の表面の状態を示す一部切欠斜視図
、第５図１は従来のガス注入射出成形に用いられ
た射出成形金型の一例を示す部分縦断面図、第５
図２は第５図１の射出成形金型のＹ−Ｙ断面図で
ある。
１，６，７……ガス流路、２……厚肉成形部、
３……ピン、４，９……延長部、５……ガス注入
部、８……ボス成形部、Ｂ……ボス、Ｒ……リブ
、Ｓ……ヒケ、ａ……延長部長さ、ｈ……空洞、
θ……振れ角度。
1 is a partial vertical sectional view showing an example of the injection molding mold of the present invention, FIG. 1 2 is a sectional view taken along the line X-X of the injection molding mold of FIG. A perspective view of an embodiment of the molding die (movable mold), FIG. 3 is a partially cutaway perspective view showing the back side of a molded product having ribs and bosses molded by a normal injection molding method, and FIG. Figure 5 is a partially cutaway perspective view showing the surface condition of the molded product in Figure 5. Figure 5 is a partial vertical sectional view showing an example of an injection molding die used in conventional gas injection injection molding.
FIG. 2 is a YY cross-sectional view of the injection mold shown in FIG. 1. FIG. 1, 6, 7... Gas flow path, 2... Thick molded part,
3...Pin, 4,9...Extension part, 5...Gas injection part, 8...Boss molding part, B...Boss, R...Rib, S...Sink, a...Extension length, h ……cavity,
θ... Shake angle.
Claims (1)
れたガスを注入することによつて、薄肉部分の一
部にボスを有する中空構造の成形品を成形する射
出成形金型であつて、該金型には、ガスの注入口
から厚肉成形部を通過し、更に厚肉成形部の先へ
延長されて連通するガス流路が形成されているこ
とを特徴とする射出成形金型。 An injection molding mold that molds a hollow structure molded product having a boss in a part of the thin wall part by injecting molten resin into the cavity and then injecting pressurized gas. An injection molding die characterized in that the mold is formed with a gas flow path that passes through the thick-walled molded part from the gas injection port and further extends and communicates beyond the thick-walled molded part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990094225U JPH07262Y2 (en) | 1990-09-06 | 1990-09-06 | Injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990094225U JPH07262Y2 (en) | 1990-09-06 | 1990-09-06 | Injection mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0452020U true JPH0452020U (en) | 1992-05-01 |
| JPH07262Y2 JPH07262Y2 (en) | 1995-01-11 |
Family
ID=31832011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990094225U Expired - Lifetime JPH07262Y2 (en) | 1990-09-06 | 1990-09-06 | Injection mold |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH07262Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016121544A (en) * | 2014-12-24 | 2016-07-07 | ダイハツ工業株式会社 | Intake manifold |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63268611A (en) * | 1987-04-28 | 1988-11-07 | 三菱瓦斯化学株式会社 | Manufacture of synthetic-resin molded form having deviated wall reinforcing section structure |
| JPH0287880A (en) * | 1988-09-26 | 1990-03-28 | Sony Corp | Forming of enclosure in television receiver |
-
1990
- 1990-09-06 JP JP1990094225U patent/JPH07262Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63268611A (en) * | 1987-04-28 | 1988-11-07 | 三菱瓦斯化学株式会社 | Manufacture of synthetic-resin molded form having deviated wall reinforcing section structure |
| JPH0287880A (en) * | 1988-09-26 | 1990-03-28 | Sony Corp | Forming of enclosure in television receiver |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016121544A (en) * | 2014-12-24 | 2016-07-07 | ダイハツ工業株式会社 | Intake manifold |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07262Y2 (en) | 1995-01-11 |