JPS6296947U - - Google Patents
Info
- Publication number
- JPS6296947U JPS6296947U JP18662385U JP18662385U JPS6296947U JP S6296947 U JPS6296947 U JP S6296947U JP 18662385 U JP18662385 U JP 18662385U JP 18662385 U JP18662385 U JP 18662385U JP S6296947 U JPS6296947 U JP S6296947U
- Authority
- JP
- Japan
- Prior art keywords
- mold
- shell layer
- ceramic shell
- casting
- ceramic
- 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
- 239000000919 ceramic Substances 0.000 claims description 6
- 238000005495 investment casting Methods 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 2
- 238000007711 solidification Methods 0.000 claims 1
- 230000008023 solidification Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
Landscapes
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Description
第１図ａ〜ｃはそれぞれ本考案の精密鋳造用鋳
型の一実施例をカツトモデルで示す線図、第２図
ａ，ｂは本考案の精密鋳造用鋳型の他の実施例を
示す正面図および平面図、第３図ａ，ｂは比較例
として使用するリブを設けない鋳型の構造を示す
正面図および平面図、第４図ａ，ｂ，ｃは本考案
の精密鋳造用鋳型の一実施例を示す正面図、平面
図および側面図、第５図ａ，ｂ，ｃは本考案の精
密鋳造用鋳型の他の実施例を示す正面図、平面図
および側面図、第６図ａ，ｂ，ｃは鋳物鋳放し時
の変形量を説明するための正面図、底面図および
側面図、第７図ａ，ｂは鋳型焼成時のダレ量を説
明するための正面図および底面図、第８図は従来
の二重構造セラミツク鋳型をカツトモデルで示す
線図、第９図はせり出し変形を説明するための線
図、第１０図ａ，ｂはタイコ変形を説明するため
の線図である。
１，１１ａ，１１ｂ，１１ｃ，１３ａ，１３ｂ
，１３ｃ……リブ、２，１２……フエイシング、
３……バツキング鋳型、４……精密鋳造鋳型、５
……溶湯の自重を受ける面、６……鋳物の収縮力
を受ける面。
Figures 1 a to c are diagrams showing cut models of one embodiment of the precision casting mold of the present invention, and Figures 2 a and b are front views showing other embodiments of the precision casting mold of the present invention. Figures 3a and 3b are front views and plan views showing the structure of a mold without ribs used as a comparative example, and Figures 4a, b, and c are one implementation of the precision casting mold of the present invention. A front view, a top view, and a side view showing an example; FIGS. , c are a front view, bottom view, and side view for explaining the amount of deformation when the casting is as-cast; FIGS. The figure is a diagram showing a conventional double structure ceramic mold as a cut model, FIG. 9 is a diagram for explaining extrusion deformation, and FIGS. 10 a and b are diagrams for explaining typhoon deformation. 1, 11a, 11b, 11c, 13a, 13b
, 13c...Rib, 2, 12...Facing,
3...Buckling mold, 4...Precision casting mold, 5
...Surface that receives the weight of the molten metal, 6...Surface that receives the shrinkage force of the casting.
Claims (1)
プ鋳型とからなる二重構造セラミツク鋳型におい
て、少なくとも鋳造時の溶湯の自重と凝固後の鋳
物の収縮力を受ける面のセラミツクシエル層のバ
ツクアツプ鋳型側にリブを有することを特徴とす
る精密鋳造用鋳型。 ２ 前記セラミツクシエル層に設けたリブの幅が
、セラミツクシエル層の厚みの２倍以下である実
用新案登録請求の範囲第１項記載の精密鋳造用鋳
型。[Claims for Utility Model Registration] 1. In a double structure ceramic mold consisting of a ceramic shell layer on the surface of the mold and a back-up mold, at least the ceramic shell layer on the surface that receives the weight of the molten metal during casting and the shrinkage force of the casting after solidification. A precision casting mold characterized by having ribs on the back-up mold side. 2. The precision casting mold according to claim 1, wherein the width of the rib provided in the ceramic shell layer is not more than twice the thickness of the ceramic shell layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18662385U JPS6296947U (en) | 1985-12-05 | 1985-12-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18662385U JPS6296947U (en) | 1985-12-05 | 1985-12-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6296947U true JPS6296947U (en) | 1987-06-20 |
Family
ID=31136349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18662385U Pending JPS6296947U (en) | 1985-12-05 | 1985-12-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6296947U (en) |
-
1985
- 1985-12-05 JP JP18662385U patent/JPS6296947U/ja active Pending
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