JPS63101137U - - Google Patents
Info
- Publication number
- JPS63101137U JPS63101137U JP19372786U JP19372786U JPS63101137U JP S63101137 U JPS63101137 U JP S63101137U JP 19372786 U JP19372786 U JP 19372786U JP 19372786 U JP19372786 U JP 19372786U JP S63101137 U JPS63101137 U JP S63101137U
- Authority
- JP
- Japan
- Prior art keywords
- tooth
- toothed
- main die
- back pressure
- punch
- 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
- 238000000465 moulding Methods 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Forging (AREA)
Description
第１図ないし第８図はこの考案の一実施例によ
る歯付部品の押出成形装置を成形工程の動きとと
もに順次示す断面説明図、第９図および第１０図
は従来の歯付部品の押出成形装置を成形工程の前
後で示す断面説明図、第１１図は第９図および第
１０図に示した従来の歯付部品の押出成形装置に
よる歯形部分の変形のようすを示す断面説明図で
ある。
６……メインダイス、６ａ……ダイス孔、６ｂ
……歯形成形部、１１……マンドレル、１２……
押圧成形用パンチ、１２ａ……押圧面、１５……
背圧付加用パンチ、１５ａ……マンドレル受入孔
、１５ｂ……背圧付加面、１６……サブダイス、
１６ａ……歯形保持部、２１……歯付部品素材、
２２……成形途中歯付部品素材、２２ｂ……歯形
部分、２３……成形直後歯付部品素材、２３ｂ…
…歯形部分、２４……歯付部品、２４ｂ……歯形
部分。
Figures 1 to 8 are cross-sectional explanatory diagrams showing a toothed part extrusion molding apparatus according to an embodiment of this invention along with the movement of the molding process, and Figures 9 and 10 are conventional extrusion molding devices for toothed parts. FIG. 11 is a cross-sectional explanatory view showing the apparatus before and after the molding process, and FIG. 11 is a cross-sectional explanatory view showing the deformation of the tooth profile portion by the conventional extrusion molding apparatus for toothed parts shown in FIGS. 9 and 10. 6...Main die, 6a...Dice hole, 6b
... Tooth formation section, 11 ... Mandrel, 12 ...
Punch for press molding, 12a...pressing surface, 15...
Punch for adding back pressure, 15a... Mandrel receiving hole, 15b... Back pressure adding surface, 16... Sub die,
16a...Tooth profile holding part, 21...Toothed part material,
22...Material for toothed part during molding, 22b...Tooth profile portion, 23...Material for toothed part immediately after molding, 23b...
...Tooth profile part, 24...Toothed part, 24b...Tooth profile part.
Claims (1)
状の歯形成形部を有するメインダイスと、前記メ
インダイス内に装入した歯付部品素材を前記歯形
成形部に向けて押圧する押圧成形用パンチと、前
記押圧成形される歯付部品素材に対して背圧を付
与する背圧付加用パンチと、前記メインダイスの
歯形成形部で成形されて当該メインダイスより押
出される歯付部品の歯形部分と噛合する歯形保持
部を有するサブダイスと、を備えたことを特徴と
する歯付部品の押出成形装置。 A main die having a tooth forming part having a shape corresponding to the tooth profile of the toothed part to be molded, and a press molding punch that presses the toothed part material charged into the main die toward the tooth forming part. , a punch for applying back pressure that applies back pressure to the toothed part material to be press-molded, and a tooth-shaped part of the toothed part formed by the tooth-forming part of the main die and extruded from the main die. 1. An extrusion molding device for toothed parts, comprising: a sub die having tooth profile holding portions that mesh with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19372786U JPS63101137U (en) | 1986-12-18 | 1986-12-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19372786U JPS63101137U (en) | 1986-12-18 | 1986-12-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63101137U true JPS63101137U (en) | 1988-07-01 |
Family
ID=31150023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19372786U Pending JPS63101137U (en) | 1986-12-18 | 1986-12-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63101137U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03221233A (en) * | 1990-01-26 | 1991-09-30 | Honda Motor Co Ltd | Manufacture of gear blank |
| WO2000005008A1 (en) * | 1998-07-24 | 2000-02-03 | Toto Ltd. | Die forging method |
-
1986
- 1986-12-18 JP JP19372786U patent/JPS63101137U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03221233A (en) * | 1990-01-26 | 1991-09-30 | Honda Motor Co Ltd | Manufacture of gear blank |
| WO2000005008A1 (en) * | 1998-07-24 | 2000-02-03 | Toto Ltd. | Die forging method |
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