JPH02108533U - - Google Patents
Info
- Publication number
- JPH02108533U JPH02108533U JP1442689U JP1442689U JPH02108533U JP H02108533 U JPH02108533 U JP H02108533U JP 1442689 U JP1442689 U JP 1442689U JP 1442689 U JP1442689 U JP 1442689U JP H02108533 U JPH02108533 U JP H02108533U
- Authority
- JP
- Japan
- Prior art keywords
- preform
- mandrel
- inclined surface
- poly
- explanatory diagram
- 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
- 238000005096 rolling process Methods 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Pulleys (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Description
第１図は板金製ポリＶプーリーの予備成形品の
説明図、第２図は本実施例の型構造の説明図、第
３図はポリＶプーリー成形装置の説明図、第４図
は本実施例のマンドレルの拡大説明図、第５図は
第４図のマンドレルを使用した場合の加工中の材
料の流れを示す説明図、第６図は従来例の説明図
、第７図は従来例の場合の材料の流れを示す説明
ずである。
１…予備成形品、３…マンドレル、４…転造ロ
ーラー、７…マンドレルの傾斜部。
Fig. 1 is an explanatory diagram of a preformed sheet metal poly V pulley, Fig. 2 is an explanatory diagram of the mold structure of this embodiment, Fig. 3 is an explanatory diagram of the poly V pulley forming apparatus, and Fig. 4 is an explanatory diagram of the present embodiment. An enlarged explanatory diagram of the example mandrel, Figure 5 is an explanatory diagram showing the flow of material during processing when the mandrel of Figure 4 is used, Figure 6 is an explanatory diagram of the conventional example, and Figure 7 is an explanatory diagram of the conventional example. There is no explanation to show the flow of materials in this case. DESCRIPTION OF SYMBOLS 1... Preformed product, 3... Mandrel, 4... Rolling roller, 7... Inclined part of mandrel.
Claims (1)
とし、前記予備成形品をマンドレルに取付け、上
型及び外輪に固定、前記予備成形品を回転せしめ
て転造ローラにてＶ溝を成形する前記マンドレル
に於いて、前記予備成形品の周壁部内側と接触す
る前記マンドレルの垂直部の下方の水平面を傾斜
面又は段付を有する傾斜面としたマンドレルを有
するポリＶプーリー成形装置。 A thin steel plate is drawn into a cup-shaped preform, the preform is attached to a mandrel, fixed to an upper mold and an outer ring, and the preform is rotated to form a V-groove with a rolling roller. A poly V pulley forming apparatus having a mandrel in which a horizontal surface below a vertical portion of the mandrel that contacts the inner side of the peripheral wall of the preform is an inclined surface or a stepped inclined surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1442689U JPH02108533U (en) | 1989-02-09 | 1989-02-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1442689U JPH02108533U (en) | 1989-02-09 | 1989-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02108533U true JPH02108533U (en) | 1990-08-29 |
Family
ID=31225613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1442689U Pending JPH02108533U (en) | 1989-02-09 | 1989-02-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02108533U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000054905A1 (en) * | 1999-03-15 | 2000-09-21 | Kanemitsu Corporation | Method of manufacturing poly-v-grooved pulley |
| JP4723762B2 (en) * | 2000-08-25 | 2011-07-13 | 大和製罐株式会社 | Metal container thread forming device |
-
1989
- 1989-02-09 JP JP1442689U patent/JPH02108533U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000054905A1 (en) * | 1999-03-15 | 2000-09-21 | Kanemitsu Corporation | Method of manufacturing poly-v-grooved pulley |
| JP4723762B2 (en) * | 2000-08-25 | 2011-07-13 | 大和製罐株式会社 | Metal container thread forming device |