JPH03100414U - - Google Patents
Info
- Publication number
- JPH03100414U JPH03100414U JP926990U JP926990U JPH03100414U JP H03100414 U JPH03100414 U JP H03100414U JP 926990 U JP926990 U JP 926990U JP 926990 U JP926990 U JP 926990U JP H03100414 U JPH03100414 U JP H03100414U
- Authority
- JP
- Japan
- Prior art keywords
- runner
- resin
- gate
- cavity
- molding device
- 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
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 2
- 238000005243 fluidization Methods 0.000 claims 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
Description
第１図は本考案の実施例を示すランナの断面図
、第２図は本考案によるランナ部の摩耗状態を説
明する断面図、第３図は一般的な樹脂モールド装
置の構造を示し、下金型の斜視図を示す第４図Ａ
−Ａ断面を示す。
１……下金型、１ｂ……ランナ、１ｃ……キヤ
ビテイ、１ｄ……ゲート、２……上金型、２ｂ…
…凹部、２ｃ……立上り側壁。
Fig. 1 is a sectional view of a runner showing an embodiment of the present invention, Fig. 2 is a sectional view illustrating the state of wear of the runner section according to the invention, and Fig. 3 shows the structure of a general resin molding device. Figure 4A showing a perspective view of the mold
-A cross section is shown. 1...Lower mold, 1b...Runner, 1c...Cavity, 1d...Gate, 2...Upper mold, 2b...
...Concavity, 2c...Rising side wall.
Claims (1)
された多数のキヤビテイ、ランナと各キヤビテイ
を連通するゲートをそれぞれ形成した下金型に上
金型を衝合し流動化した樹脂をランナ、ゲートを
介しキヤビテイに注入し成形する樹脂モールド装
置において、 上記上金型の衝合面に、立上り側壁を有し開口
巾がランナの巾以上に凹部をランナに沿つて形成
したことを特徴とする樹脂モールド装置。[Claim for Utility Model Registration] Fluidization by abutting an upper mold against a lower mold, each of which has a runner that guides the resin, a number of cavities arranged along the runner, and a gate that communicates the runner with each cavity. In a resin molding device that injects and molds resin into a cavity through a runner and a gate, a concave portion is formed along the runner on the abutting surface of the upper mold, having a rising side wall and having an opening width greater than the width of the runner. A resin molding device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP926990U JPH03100414U (en) | 1990-01-31 | 1990-01-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP926990U JPH03100414U (en) | 1990-01-31 | 1990-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03100414U true JPH03100414U (en) | 1991-10-21 |
Family
ID=31512874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP926990U Pending JPH03100414U (en) | 1990-01-31 | 1990-01-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03100414U (en) |
-
1990
- 1990-01-31 JP JP926990U patent/JPH03100414U/ja active Pending