JPH032638U - - Google Patents
Info
- Publication number
- JPH032638U JPH032638U JP6339889U JP6339889U JPH032638U JP H032638 U JPH032638 U JP H032638U JP 6339889 U JP6339889 U JP 6339889U JP 6339889 U JP6339889 U JP 6339889U JP H032638 U JPH032638 U JP H032638U
- Authority
- JP
- Japan
- Prior art keywords
- resin
- cavity
- mold
- molding device
- gate
- 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 11
- 229920005989 resin Polymers 0.000 claims description 11
- 238000000465 moulding Methods 0.000 claims description 7
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
Description
第１図は本考案の位置実施例に係る樹脂モール
ド装置の一部破断斜視図、第２図は同実施例の樹
脂モールド装置の上下金型を閉じた状態を示す断
面図、第３図は樹脂モールド後に上下金型を開い
てリードフレームを取り出した状態を示す一部破
断斜視図、第４図は従来の樹脂モールド装置の上
下金型を閉じた状態を示す断面図、第５図は従来
の樹脂モールド後に上下金型を開いてリードフレ
ームを取り出した状態を示す一部破断斜視図であ
る。
５……下金型、６……キヤビテイ、７……ラン
ナー、８……ゲート、１０……上金型、１２……
樹脂溜。
Fig. 1 is a partially cutaway perspective view of a resin molding device according to an embodiment of the present invention, Fig. 2 is a sectional view showing the upper and lower molds of the resin molding device of the same embodiment in a closed state, and Fig. 3 is a A partially cutaway perspective view showing the state in which the upper and lower molds are opened and the lead frame is taken out after resin molding, Figure 4 is a sectional view showing the state in which the upper and lower molds of the conventional resin molding device are closed, and Figure 5 is the conventional FIG. 3 is a partially cutaway perspective view showing a state in which the upper and lower molds are opened and the lead frame is taken out after resin molding. 5...Lower mold, 6...Cavity, 7...Runner, 8...Gate, 10...Upper mold, 12...
Resin reservoir.
Claims (1)
、下金型に形成されたキヤビテイにランナーより
送られる溶融樹脂をゲートを介して注入する樹脂
モールド装置において、 下金型のキヤビテイに形成されたゲートに対応
する位置の上記上金型に、前記キヤビテイより離
れるに従つて深くなる樹脂溜を凹設したことを特
徴とする樹脂モールド装置。[Scope of Claim for Utility Model Registration] A resin molding device that is equipped with upper and lower molds with cavities formed on their abutting surfaces, and injects molten resin sent from a runner into the cavity formed in the lower mold through a gate, A resin molding device characterized in that a resin reservoir is recessed in the upper mold at a position corresponding to a gate formed in a cavity of the mold, and the resin reservoir becomes deeper as the distance from the cavity increases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6339889U JPH032638U (en) | 1989-05-30 | 1989-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6339889U JPH032638U (en) | 1989-05-30 | 1989-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH032638U true JPH032638U (en) | 1991-01-11 |
Family
ID=31593409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6339889U Pending JPH032638U (en) | 1989-05-30 | 1989-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH032638U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5427101U (en) * | 1977-07-26 | 1979-02-22 | ||
| JPS54148601U (en) * | 1978-04-06 | 1979-10-16 | ||
| JPS56500228A (en) * | 1979-02-26 | 1981-02-26 | ||
| JPS59147788U (en) * | 1983-03-18 | 1984-10-02 | 平戸金属工業株式会社 | Boring machine dust collector |
| JP2003012102A (en) * | 2001-07-04 | 2003-01-15 | Kureha Chem Ind Co Ltd | Biodegradable draining net |
-
1989
- 1989-05-30 JP JP6339889U patent/JPH032638U/ja active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5427101U (en) * | 1977-07-26 | 1979-02-22 | ||
| JPS54148601U (en) * | 1978-04-06 | 1979-10-16 | ||
| JPS56500228A (en) * | 1979-02-26 | 1981-02-26 | ||
| JPS59147788U (en) * | 1983-03-18 | 1984-10-02 | 平戸金属工業株式会社 | Boring machine dust collector |
| JP2003012102A (en) * | 2001-07-04 | 2003-01-15 | Kureha Chem Ind Co Ltd | Biodegradable draining net |
| JP4527908B2 (en) * | 2001-07-04 | 2010-08-18 | 株式会社クレハ | Biodegradable drainage net |