JPH02108538U - - Google Patents
Info
- Publication number
- JPH02108538U JPH02108538U JP1586089U JP1586089U JPH02108538U JP H02108538 U JPH02108538 U JP H02108538U JP 1586089 U JP1586089 U JP 1586089U JP 1586089 U JP1586089 U JP 1586089U JP H02108538 U JPH02108538 U JP H02108538U
- Authority
- JP
- Japan
- Prior art keywords
- mold
- cavity
- pressing
- axial direction
- moving
- 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
- 238000005242 forging Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Forging (AREA)
Description
第１図乃至第４図は本考案の実施例を示し、第
１図は平歯車を回転鍛造する金型を示す断面図、
第２図、第３図、第４図は鍛造工程を示す断面図
であり、第５図は従来の金型による鍛造途中を示
す断面図、第６図は従来の金型により製造された
平歯車を示す断面図である。
１０…金型、１１…ダイセツト、１２…位置決
めプレート、１３…ギヤダイ、１４…歯形、１５
…キヤビテイ、１７…心金、１７Ａ…テーパ形状
部、１９…ノツクアウト棒、３０…素材。
1 to 4 show an embodiment of the present invention, and FIG. 1 is a sectional view showing a mold for rotationally forging a spur gear;
Figures 2, 3, and 4 are cross-sectional views showing the forging process, Figure 5 is a cross-sectional view showing the middle of forging using a conventional die, and Figure 6 is a cross-sectional view showing the forging process using a conventional die. It is a sectional view showing a gear. 10... Mold, 11... Die set, 12... Positioning plate, 13... Gear die, 14... Tooth profile, 15
...Cavity, 17... Core metal, 17A... Tapered portion, 19... Knockout rod, 30... Material.
Claims (1)
テイ内の軸線方向に突出して設けられた略円錐台
形状をした心金と、 その心金を軸線方向に押圧し移動させることに
より前記キヤビテイ内に形成された被加工物を押
出すための駆動手段と を備えることを特徴とする金型。[Scope of Claim for Utility Model Registration] A substantially truncated conical mandrel protruding in the axial direction of the cavity at the center of a mold having an uneven portion etc. on the inner periphery; and a driving means for pushing out the workpiece formed in the cavity by pressing and moving the mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1586089U JPH02108538U (en) | 1989-02-14 | 1989-02-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1586089U JPH02108538U (en) | 1989-02-14 | 1989-02-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02108538U true JPH02108538U (en) | 1990-08-29 |
Family
ID=31228286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1586089U Pending JPH02108538U (en) | 1989-02-14 | 1989-02-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02108538U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2024129321A (en) * | 2023-03-13 | 2024-09-27 | 株式会社プロテリアル | Hot forging dies |
-
1989
- 1989-02-14 JP JP1586089U patent/JPH02108538U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2024129321A (en) * | 2023-03-13 | 2024-09-27 | 株式会社プロテリアル | Hot forging dies |