JPS6434220U - - Google Patents
Info
- Publication number
- JPS6434220U JPS6434220U JP12908687U JP12908687U JPS6434220U JP S6434220 U JPS6434220 U JP S6434220U JP 12908687 U JP12908687 U JP 12908687U JP 12908687 U JP12908687 U JP 12908687U JP S6434220 U JPS6434220 U JP S6434220U
- Authority
- JP
- Japan
- Prior art keywords
- protrusion
- synthetic resin
- mold
- sectional
- 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
- 238000000465 moulding Methods 0.000 claims description 10
- 229920003002 synthetic resin Polymers 0.000 claims description 5
- 239000000057 synthetic resin Substances 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 2
- 229920005989 resin Polymers 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第1図は本考案の合成樹脂成形用金型の突出部
形成部分の一実施例の断面図、第2図は前記実施
例を用いて溶融樹脂の成形を行う際の樹脂固化経
過を示す断面図、第3図は前記実施例の第2図に
示す状態より時間が経過した固化状態を示す断面
図、第4図は本考案の金型の他の実施例を示す断
面図、第5図は前記実施例のシステム図、第6図
は従来の金型で溶融樹脂の成形を行う際の樹脂の
固化経過を示す断面図、第7図は前記従来例の金
型による成形時のヒケの発生状態を示す断面図、
第8図は他の従来例における金型による成形時の
ヒケの発生状態を示す断面図、第9図はさらに異
なる従来例における金型による成形時のヒケの発
生状態を示す断面図、第10図はさらに異なる従
来例の断面図である。
2,2a,2b…突出部、2e,13a…突出
部根元部、3,8,12…合成樹脂成形用金型、
4…樹脂、9…冷却手段。
Fig. 1 is a cross-sectional view of one embodiment of the protrusion forming portion of the mold for molding synthetic resin of the present invention, and Fig. 2 is a cross-sectional view showing the resin solidification progress when molding molten resin using the above-mentioned embodiment. 3 is a sectional view showing a solidified state after a period of time has elapsed since the state shown in FIG. 2 of the above embodiment, FIG. 4 is a sectional view showing another embodiment of the mold of the present invention, and FIG. is a system diagram of the above embodiment, FIG. 6 is a cross-sectional view showing the solidification progress of the resin when molding molten resin with a conventional mold, and FIG. 7 is a diagram showing sink marks during molding with the conventional mold. A cross-sectional view showing the state of occurrence,
FIG. 8 is a cross-sectional view showing how sink marks occur during molding with a mold in another conventional example, FIG. 9 is a cross-sectional view showing how sink marks occur during molding with a mold in a further different conventional example, and FIG. The figure is a sectional view of a further different conventional example. 2, 2a, 2b...protrusion part, 2e, 13a... protrusion part root part, 3, 8, 12... mold for synthetic resin molding,
4...Resin, 9...Cooling means.
Claims (1)
樹脂成形用金型において、該金型の前記突出部の
根元部を成形する部分のみに、該突出部の根元部
を他の部分より強く冷却する冷却手段が配設され
ていることを特徴とする合成樹脂成形用金型。 In a synthetic resin molding die for molding a synthetic resin molded product having a protrusion, the base of the protrusion is cooled more strongly than other parts only in the part of the mold where the base of the protrusion is to be molded. A synthetic resin molding die characterized by being equipped with a cooling means.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12908687U JPH0532273Y2 (en) | 1987-08-25 | 1987-08-25 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12908687U JPH0532273Y2 (en) | 1987-08-25 | 1987-08-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6434220U true JPS6434220U (en) | 1989-03-02 |
JPH0532273Y2 JPH0532273Y2 (en) | 1993-08-18 |
Family
ID=31383034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12908687U Expired - Lifetime JPH0532273Y2 (en) | 1987-08-25 | 1987-08-25 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0532273Y2 (en) |
-
1987
- 1987-08-25 JP JP12908687U patent/JPH0532273Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0532273Y2 (en) | 1993-08-18 |
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