JPH0351943U - - Google Patents

Info

Publication number
JPH0351943U
JPH0351943U JP1989113021U JP11302189U JPH0351943U JP H0351943 U JPH0351943 U JP H0351943U JP 1989113021 U JP1989113021 U JP 1989113021U JP 11302189 U JP11302189 U JP 11302189U JP H0351943 U JPH0351943 U JP H0351943U
Authority
JP
Japan
Prior art keywords
die
forging
mandrel
upper die
annular space
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
JP1989113021U
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 JP1989113021U priority Critical patent/JPH0351943U/ja
Publication of JPH0351943U publication Critical patent/JPH0351943U/ja
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21JFORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J9/00Forging presses
    • B21J9/02Special design or construction
    • B21J9/025Special design or construction with rolling or wobbling dies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21KMAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00Making machine elements
    • B21K1/28Making machine elements wheels; discs
    • B21K1/30Making machine elements wheels; discs with gear-teeth

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例における環状物品鍛
造装置の鍛造前の状態を示す要部断面図、第2図
は前段鍛造の状態を示す同要部断面図、第3図は
後段鍛造の状態を示す同要部断面図、第4図は環
状空間の形状を示す要部斜視図、第5図は環状物
品の製品形状例を示す要部斜視図である。 1……環状物品鍛造装置、2……上型、3……
下型、5……環状物品、6……上パンチ、6a…
…下面、8……下ホルダー、9……筒部材、11
……外側ダイス、12……マンドレル、S……環
状空間、M……環状素材、13……下側ダイス、
14,15……圧力担持部材。

Claims (1)

    【実用新案登録請求の範囲】
  1. 下面が円すい面に形成され旋回状に揺動する揺
    動鍛造用の上型に対し、外側ダイスと、この外側
    ダイスとの間に環状空間を形成する内側のマンド
    レルと、環状空間の底面を形成する下側ダイスと
    を備えた下型を設け、上記外側ダイスおよびマン
    ドレルと前記上型とが相対的にプレス力をもつて
    接離移動可能に設置される一方、これとは独立し
    て前記下側ダイスと前記上型とが相対的にプレス
    力をもつて接離移動可能に設置され、前記上型と
    外側ダイスとマンドレルとの間で前段の揺動鍛造
    を行つた後、上型と下側ダイスとの間で後段の揺
    動鍛造を行うことを特徴とする環状物品鍛造装置
JP1989113021U 1989-09-27 1989-09-27 Pending JPH0351943U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989113021U JPH0351943U (ja) 1989-09-27 1989-09-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989113021U JPH0351943U (ja) 1989-09-27 1989-09-27

Publications (1)

Publication Number Publication Date
JPH0351943U true JPH0351943U (ja) 1991-05-21

Family

ID=31661450

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989113021U Pending JPH0351943U (ja) 1989-09-27 1989-09-27

Country Status (1)

Country Link
JP (1) JPH0351943U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005008277A (ja) * 2003-05-29 2005-01-13 Kyocera Mita Corp 緩衝材

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005008277A (ja) * 2003-05-29 2005-01-13 Kyocera Mita Corp 緩衝材

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