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
Application number
JP1442689U
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1442689U priority Critical patent/JPH02108533U/ja
Publication of JPH02108533U publication Critical patent/JPH02108533U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Pulleys (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)

Description

【図面の簡単な説明】
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。

Claims (1)

    【実用新案登録請求の範囲】
  1. 薄板鋼板を絞り加工にてカツプ状の予備成形品
    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。
JP1442689U 1989-02-09 1989-02-09 Pending JPH02108533U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1442689U JPH02108533U (ja) 1989-02-09 1989-02-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1442689U JPH02108533U (ja) 1989-02-09 1989-02-09

Publications (1)

Publication Number Publication Date
JPH02108533U true JPH02108533U (ja) 1990-08-29

Family

ID=31225613

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1442689U Pending JPH02108533U (ja) 1989-02-09 1989-02-09

Country Status (1)

Country Link
JP (1) JPH02108533U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
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

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