JPH0487530U - - Google Patents
Info
- Publication number
- JPH0487530U JPH0487530U JP40297490U JP40297490U JPH0487530U JP H0487530 U JPH0487530 U JP H0487530U JP 40297490 U JP40297490 U JP 40297490U JP 40297490 U JP40297490 U JP 40297490U JP H0487530 U JPH0487530 U JP H0487530U
- Authority
- JP
- Japan
- Prior art keywords
- tooth
- spline
- molding part
- spline tooth
- forming section
- 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 4
- 230000037431 insertion Effects 0.000 claims 2
- 238000003780 insertion Methods 0.000 claims 2
- 235000000396 iron Nutrition 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Seats For Vehicles (AREA)
Description
図面はこの考案の１実施例を示し、第１図はパ
ンチとダイスの要部断面図、第２図はダイスの要
部拡開図、第３図は成形品の斜視図である。
１…パンチ、１ａ…外歯、２…ダイス、Ａ…内
歯、７…スプライン歯面荒成形部、８…スプライ
ン歯先仕上成形部、９…スプライン歯面仕上成形
部。
The drawings show one embodiment of this invention; FIG. 1 is a sectional view of the main parts of the punch and die, FIG. 2 is an enlarged view of the main parts of the die, and FIG. 3 is a perspective view of the molded product. DESCRIPTION OF SYMBOLS 1... Punch, 1a... External teeth, 2... Die, A... Internal teeth, 7... Spline tooth surface rough forming part, 8... Spline tooth tip finish forming part, 9... Spline tooth surface finishing forming part.
Claims (1)
相対的な挿通動作により板金製の円筒体の周壁部
に歯形状のスプラインをしごき成形するスプライ
ン成形装置において、 上記パンチの外歯はその軸方向に不変な歯形を
有する一方、ダイスは円筒体の挿入開口側からス
プライン歯面荒成形部、スプライン歯先仕上成形
部、スプライン歯面仕上成形部を順次有しており
、上記スプライン歯先仕上成形部はスプライン歯
面荒成形部の歯底より小径の歯底に形成され、ス
プライン歯面仕上げ成形部はスプライン歯面荒成
形部の歯巾より大きな歯巾に形成されていること
を特徴とするスプライン成形装置。[Scope of Claim for Utility Model Registration] In a spline forming device that irons and forms a tooth-shaped spline on the peripheral wall of a cylindrical body made of sheet metal by a relative insertion motion between a punch having external teeth and a die having internal teeth, The external teeth of the punch have an unchanged tooth profile in the axial direction, while the die has a spline tooth surface rough forming section, a spline tooth tip finishing forming section, and a spline tooth surface finishing forming section in order from the insertion opening side of the cylindrical body. The above-mentioned spline tooth tip finish molding part is formed on a tooth bottom with a smaller diameter than the tooth bottom of the spline tooth flank rough molding part, and the spline tooth flank finishing molding part is formed to have a tooth width larger than the tooth width of the spline tooth flank rough molding part. A spline forming device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP40297490U JPH0487530U (en) | 1990-12-10 | 1990-12-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP40297490U JPH0487530U (en) | 1990-12-10 | 1990-12-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0487530U true JPH0487530U (en) | 1992-07-29 |
Family
ID=31880820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP40297490U Pending JPH0487530U (en) | 1990-12-10 | 1990-12-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0487530U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6128615A (en) * | 1984-07-19 | 1986-02-08 | Okumura Constr Co Ltd | Method of confirming support layer for existing pile |
-
1990
- 1990-12-10 JP JP40297490U patent/JPH0487530U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6128615A (en) * | 1984-07-19 | 1986-02-08 | Okumura Constr Co Ltd | Method of confirming support layer for existing pile |