JPS6398340U - - Google Patents
Info
- Publication number
- JPS6398340U JPS6398340U JP19268886U JP19268886U JPS6398340U JP S6398340 U JPS6398340 U JP S6398340U JP 19268886 U JP19268886 U JP 19268886U JP 19268886 U JP19268886 U JP 19268886U JP S6398340 U JPS6398340 U JP S6398340U
- Authority
- JP
- Japan
- Prior art keywords
- ejecting
- powder
- inner punch
- pull
- pin
- 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
- 239000000843 powder Substances 0.000 claims description 10
- 238000000465 moulding Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
Description
第１図は、本考案の一実施例の粉末成形装置の
成形時の状態を示す縦断面図、第２図は、第１図
の粉末成形装置で成形された粉末成形体を突き出
すときの状態を示す縦断面図、第３図は、第１図
の粉末成形装置で、粉末成形体を突き出すときの
押圧力とストロークの関係を示す図、第４図は、
従来の粉末成形装置で粉末成形体を突き出すとき
の状態を示す縦断面図である。
１……上型、２……インナーパンチ、１３……
抜き出しピン、１５……抜き出し部材。
FIG. 1 is a vertical cross-sectional view showing the state of a powder compacting device according to an embodiment of the present invention during molding, and FIG. 2 is the state of ejecting a powder compact formed by the powder compacting device of FIG. 1. FIG. 3 is a longitudinal cross-sectional view showing the powder molding apparatus of FIG. 1, and FIG. 4 is a diagram showing the relationship between the pressing force and stroke when ejecting the powder compact
FIG. 3 is a longitudinal cross-sectional view showing a state when a powder compact is ejected by a conventional powder compacting device. 1... Upper die, 2... Inner punch, 13...
Pull-out pin, 15... Pull-out member.
Claims (1)
に設けたインナーパンチとの間に、弾性係数の大
きい材質の抜き出しピンと弾性係数の小さい材質
の抜き出し部材とを、前記粉末成形金型の型閉じ
時に前記インナーパンチにより前記抜き出しピン
が微小圧縮され且つ前記抜き出し部材が大きく圧
縮されるように介装し、型開き時に前記抜き出し
ピンと抜き出し部材とが前記インナーパンチを加
圧方向に押圧付勢するようにしたことを特徴とす
る粉末成形装置。 A pull-out pin made of a material with a large elastic modulus and a pull-out member made of a material with a small elastic modulus are placed between the upper mold body of the powder molding die and an inner punch provided for pressurizing the powder. The ejecting pin is slightly compressed by the inner punch when the mold is closed, and the ejecting member is greatly compressed, and the ejecting pin and the ejecting member press and urge the inner punch in the pressing direction when the mold is opened. A powder compacting device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19268886U JPS6398340U (en) | 1986-12-15 | 1986-12-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19268886U JPS6398340U (en) | 1986-12-15 | 1986-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6398340U true JPS6398340U (en) | 1988-06-25 |
Family
ID=31148007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19268886U Pending JPS6398340U (en) | 1986-12-15 | 1986-12-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6398340U (en) |
-
1986
- 1986-12-15 JP JP19268886U patent/JPS6398340U/ja active Pending