JPH02139709U - - Google Patents
Info
- Publication number
- JPH02139709U JPH02139709U JP4923989U JP4923989U JPH02139709U JP H02139709 U JPH02139709 U JP H02139709U JP 4923989 U JP4923989 U JP 4923989U JP 4923989 U JP4923989 U JP 4923989U JP H02139709 U JPH02139709 U JP H02139709U
- Authority
- JP
- Japan
- Prior art keywords
- mold
- undercut
- core
- undercut portion
- molded product
- 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
- 238000001125 extrusion Methods 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第１図ないし第５図は本考案の一実施例を示す
もので、第１図は型閉め状態で示す要部の縦断面
図、第２図は第１図の−線に沿う縦断面図、
第３図は第１図とは異なる部分の縦断面図、第４
図及び第５図は成形後の離型動作時の状態を示す
第１図及び第３図相当図である。また、第６図及
び第７図は従来例を示す夫々第１図及び第４図相
当図である。
図中、１２……可動型（型本体）、１７……成
形品、１７ｃ……突起（アンダーカツト部）、１
８……押出板（押出部材）、１９……コア、２４
……斜面（カム部）、２５ａ……受け面（受け部
）、２８……押出ピンである。
Figures 1 to 5 show an embodiment of the present invention, in which Figure 1 is a vertical sectional view of the main parts shown in the mold closed state, and Figure 2 is a vertical sectional view taken along the - line in Figure 1. ,
Figure 3 is a longitudinal sectional view of a different part from Figure 1;
5 and 5 are views corresponding to FIGS. 1 and 3 showing the state during the mold release operation after molding. Further, FIGS. 6 and 7 are views corresponding to FIGS. 1 and 4, respectively, showing a conventional example. In the figure, 12... Movable mold (mold body), 17... Molded product, 17c... Protrusion (undercut part), 1
8... Extrusion plate (extrusion member), 19... Core, 24
... slope (cam part), 25a ... receiving surface (receiving part), 28 ... extrusion pin.
Claims (1)
ーカツト部を有した成形品を整形する成形型にあ
つて、前記アンダーカツト部を成形するコアを当
該アンダーカツト部から離すべく離型動作させる
ものにおいて、成形後に成形品を型本体から押出
すための押出し動作を行う押出し部材に、前記コ
アを回動可能に枢支し、該コア及び型本体に、成
形品が型本体から抜出された後、互いに接してコ
アをアンダーカツト部から離れる方向に回動させ
るカム部及び受け部を設けたことを特徴とする成
形型のアンダーカツト処理装置。 In a mold for shaping a molded product having an undercut portion in which the mold removal direction is different from the mold opening/closing direction, the mold release operation is performed to separate the core forming the undercut portion from the undercut portion. , the core is rotatably supported on an extrusion member that performs an extrusion operation for extruding the molded product from the mold body after molding; An undercut processing device for a mold, characterized in that a cam part and a receiving part are provided in contact with each other and rotate the core in a direction away from the undercut part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989049239U JPH07253Y2 (en) | 1989-04-26 | 1989-04-26 | Mold undercut processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989049239U JPH07253Y2 (en) | 1989-04-26 | 1989-04-26 | Mold undercut processing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02139709U true JPH02139709U (en) | 1990-11-21 |
| JPH07253Y2 JPH07253Y2 (en) | 1995-01-11 |
Family
ID=31566757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989049239U Expired - Lifetime JPH07253Y2 (en) | 1989-04-26 | 1989-04-26 | Mold undercut processing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH07253Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100846857B1 (en) * | 2007-05-17 | 2008-07-17 | 한국단자공업 주식회사 | Mold assembly |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0250329U (en) * | 1988-10-05 | 1990-04-09 |
-
1989
- 1989-04-26 JP JP1989049239U patent/JPH07253Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0250329U (en) * | 1988-10-05 | 1990-04-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07253Y2 (en) | 1995-01-11 |