JPH0396322U - - Google Patents
Info
- Publication number
- JPH0396322U JPH0396322U JP387690U JP387690U JPH0396322U JP H0396322 U JPH0396322 U JP H0396322U JP 387690 U JP387690 U JP 387690U JP 387690 U JP387690 U JP 387690U JP H0396322 U JPH0396322 U JP H0396322U
- Authority
- JP
- Japan
- Prior art keywords
- punches
- coining
- connecting rod
- column
- large end
- 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
- 238000001816 cooling Methods 0.000 claims description 2
- 239000002826 coolant Substances 0.000 claims 1
Landscapes
- Forging (AREA)
- Powder Metallurgy (AREA)
Description
第1図及び第2図は本考案の1実施例を説明す
るための模式断面図であり、第3図は本考案のコ
ネクチングロツドの熱間コイニング部位を示す平
面図であり、第4図は従来の焼結鍜造コネクチン
グロツドの熱間コイニング型構造を示す模式断面
図であり、第5図は冷間コイニングされたコネク
チングロツドの冷間コイニング部を示す平面図で
ある。
1a……上パンチプレート、1b……下パンチ
プレート、2a……大端部上パンチ、2b……大
端部下パンチ、3a……コラム部上パンチ、3b
……コラム部下パンチ、4a……小端部上パンチ
、4b……小端部下パンチ、5……スプリング、
10……孔(冷却用)、20……大端部、30…
…コラム部、40……小端部、50……コネクチ
ングロツド。
1 and 2 are schematic cross-sectional views for explaining one embodiment of the present invention, FIG. 3 is a plan view showing the hot coining portion of the connecting rod of the present invention, and FIG. 5 is a schematic sectional view showing a hot coining type structure of a conventional sintered connecting rod, and FIG. 5 is a plan view showing a cold coining portion of a connecting rod that has been cold coined. 1a... Upper punch plate, 1b... Lower punch plate, 2a... Large end upper punch, 2b... Large end lower punch, 3a... Column part upper punch, 3b
...Column lower punch, 4a... Small end upper punch, 4b... Small end lower punch, 5... Spring,
10... Hole (for cooling), 20... Big end, 30...
...Column part, 40...Small end part, 50...Connecting rod.
Claims (1)
ロツド大端部を熱間コイニングする大端部上下パ
ンチ;該コネクチングロツドのコラム部をコイニ
ングするコラム部上下パンチ;該コネクチングロ
ツドの小端部をコイニングする小端部上下パンチ
をそれぞれ独立して配設してなり、前記コラム部
上下パンチは前記上下パンチプレート長軸に対し
て直角方向に可動し得るようになつており、コラ
ム部上下パンチ内に冷却媒体を充填する冷却孔を
設けたことを特徴とする焼結鍜造コネクチングロ
ツドの熱間コイニング型構造。 Upper and lower large end punches for hot coining the large end of the sintered connecting rod onto the upper and lower punch plates; Upper and lower column punches for coining the column of the connecting rod; The upper and lower punches of the small end portion for coining are independently arranged, and the upper and lower punches of the column portion are movable in a direction perpendicular to the long axis of the upper and lower punch plates, and the upper and lower punches of the column portion A hot coining type structure of a sintered connecting rod characterized by having a cooling hole filled with a cooling medium.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP387690U JPH0396322U (en) | 1990-01-22 | 1990-01-22 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP387690U JPH0396322U (en) | 1990-01-22 | 1990-01-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0396322U true JPH0396322U (en) | 1991-10-02 |
Family
ID=31507666
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP387690U Pending JPH0396322U (en) | 1990-01-22 | 1990-01-22 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0396322U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007160344A (en) * | 2005-12-13 | 2007-06-28 | Nissan Motor Co Ltd | Method and device for manufacturing connecting rod |
JP2012210644A (en) * | 2011-03-31 | 2012-11-01 | Showa Denko Kk | Forging apparatus |
-
1990
- 1990-01-22 JP JP387690U patent/JPH0396322U/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007160344A (en) * | 2005-12-13 | 2007-06-28 | Nissan Motor Co Ltd | Method and device for manufacturing connecting rod |
JP2012210644A (en) * | 2011-03-31 | 2012-11-01 | Showa Denko Kk | Forging apparatus |
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