JPH0347110U - - Google Patents
Info
- Publication number
- JPH0347110U JPH0347110U JP10851889U JP10851889U JPH0347110U JP H0347110 U JPH0347110 U JP H0347110U JP 10851889 U JP10851889 U JP 10851889U JP 10851889 U JP10851889 U JP 10851889U JP H0347110 U JPH0347110 U JP H0347110U
- Authority
- JP
- Japan
- Prior art keywords
- slide core
- tilted
- pin
- mold
- extrusion plate
- 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
- 238000001125 extrusion Methods 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 3
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/44—Removing or ejecting moulded articles for undercut articles
- B29C45/4421—Removing or ejecting moulded articles for undercut articles using expansible or collapsible cores
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第１図〜第３図は本考案の一実施例の成形用金
型に関し、第１図はその全体断面図、第２図は要
部拡大断面図、第３図は離型時の状態を説明する
要部拡大断面図である。第４図及び第５図は従来
の成形用金型に関し、第４図はその型締め時の要
部拡大断面図、第５図は離型時の要部拡大断面図
である。
１……上型、２……下型、３……押出板、４…
…第１スライドコア、５……第２スライドコア、
６……スライドピン（第３スライドコア）、７…
…第４スライドコア、４０……第１傾斜ピン、５
０……第２傾斜ピン。
Figures 1 to 3 relate to a molding die according to an embodiment of the present invention, in which Figure 1 is an overall sectional view, Figure 2 is an enlarged sectional view of the main part, and Figure 3 shows the state at the time of release. FIG. 2 is an enlarged sectional view of a main part to be explained. 4 and 5 relate to a conventional molding die. FIG. 4 is an enlarged sectional view of the main part when the mold is clamped, and FIG. 5 is an enlarged sectional view of the main part when the mold is released. 1... Upper die, 2... Lower die, 3... Extrusion plate, 4...
...first slide core, 5...second slide core,
6...Slide pin (third slide core), 7...
...Fourth slide core, 40...First inclined pin, 5
0...Second tilt pin.
Claims (1)
対して傾斜する第１傾斜ピンと、一端が該押出板
に保持され該押出板の駆動方向に対して該第１傾
斜ピンより大きく傾斜する第２傾斜ピンと、該第
１傾斜ピンの他端に固定された第１スライドコア
と、該第２傾斜ピンの他端に固定された第２スラ
イドコアと、該第１スライドコアに相対移動自在
に配置され一端が該第１スライドコアの型面の一
部を構成してアンダーカツトを成形し他端が該第
２スライドコアに保持された第３スライドコアと
、よりなり、 該押出板の駆動時に該第３スライドコアの該一
端が該第１スライドコアの型面より内部に移動し
てアンダーカツト部を離型するように構成された
ことを特徴とする成形用金型。[Claims for Utility Model Registration] A first inclined pin whose one end is held by the extrusion plate and is inclined with respect to the driving direction of the extrusion plate; a second tilted pin that is tilted more than the first tilted pin; a first slide core fixed to the other end of the first tilted pin; a second slide core fixed to the other end of the second tilted pin; a third slide core arranged movably relative to the first slide core, one end forming a part of the mold surface of the first slide core to form an undercut, and the other end held by the second slide core; Molding characterized in that, when the extrusion plate is driven, the one end of the third slide core moves inward from the mold surface of the first slide core to release the undercut portion from the mold. Mold for use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10851889U JPH0347110U (en) | 1989-09-16 | 1989-09-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10851889U JPH0347110U (en) | 1989-09-16 | 1989-09-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0347110U true JPH0347110U (en) | 1991-05-01 |
Family
ID=31657153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10851889U Pending JPH0347110U (en) | 1989-09-16 | 1989-09-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0347110U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0575386U (en) * | 1992-03-13 | 1993-10-15 | 新日軽株式会社 | door |
| JPH07164490A (en) * | 1993-12-16 | 1995-06-27 | Nec Corp | Mold for injection molding |
| JP2006264157A (en) * | 2005-03-24 | 2006-10-05 | Hisashi Tokunaga | Compasses-cum-ruler |
| JP5762649B1 (en) * | 2014-06-16 | 2015-08-12 | ケンモールドサービス株式会社 | Mold release support device |
| JP5872120B1 (en) * | 2015-04-15 | 2016-03-01 | ケンモールドサービス株式会社 | Mold release support device |
-
1989
- 1989-09-16 JP JP10851889U patent/JPH0347110U/ja active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0575386U (en) * | 1992-03-13 | 1993-10-15 | 新日軽株式会社 | door |
| JPH07164490A (en) * | 1993-12-16 | 1995-06-27 | Nec Corp | Mold for injection molding |
| JP2006264157A (en) * | 2005-03-24 | 2006-10-05 | Hisashi Tokunaga | Compasses-cum-ruler |
| JP5762649B1 (en) * | 2014-06-16 | 2015-08-12 | ケンモールドサービス株式会社 | Mold release support device |
| WO2015193936A1 (en) * | 2014-06-16 | 2015-12-23 | ケンモールドサービス株式会社 | Release assistance device for molded article |
| EP3156203A4 (en) * | 2014-06-16 | 2018-05-02 | Ecovent Kabushiki Kaisha | Release assistance device for molded article |
| JP5872120B1 (en) * | 2015-04-15 | 2016-03-01 | ケンモールドサービス株式会社 | Mold release support device |
| WO2016166831A1 (en) * | 2015-04-15 | 2016-10-20 | Ｅｃｏｖｅｎｔ株式会社 | Device for assisting in release of molded product |
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