JPH0172901U - - Google Patents
Info
- Publication number
- JPH0172901U JPH0172901U JP1987169284U JP16928487U JPH0172901U JP H0172901 U JPH0172901 U JP H0172901U JP 1987169284 U JP1987169284 U JP 1987169284U JP 16928487 U JP16928487 U JP 16928487U JP H0172901 U JPH0172901 U JP H0172901U
- Authority
- JP
- Japan
- Prior art keywords
- lubricating oil
- discharge port
- distribution hole
- rolling mill
- end side
- 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 6
- 238000007789 sealing Methods 0.000 claims description 2
- 239000010687 lubricating oil Substances 0.000 claims 8
- 239000007787 solid Substances 0.000 claims 1
Landscapes
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Description
第１図は本考案に係わる冷間ピルガー圧延機の
一例を示す要部拡大縦断面図、第２図は他の実施
例を示す要部拡大縦断面図、第３図は冷間ピルガ
ー圧延機による圧延原理を説明する図、第４図は
従来のピルガー圧延機の要部縦断面図である。
１……圧延ロール、２……マンドレル、３……
マンドレルロツド、４，４′……シール部材。
Fig. 1 is an enlarged vertical sectional view of the main parts showing an example of a cold pilger rolling mill according to the present invention, Fig. 2 is an enlarged longitudinal sectional view of the main parts showing another embodiment, and Fig. 3 is a cold pilger rolling machine. FIG. 4 is a longitudinal sectional view of a main part of a conventional Pilger rolling mill. 1... Rolling roll, 2... Mandrel, 3...
Mandrel rod, 4, 4'...Sealing member.
Claims (1)
られ、その途中に前記潤滑油流通孔に連通する潤
滑油吐出口が設けられており、圧延時素管が外嵌
装入されてその先端に連結した中実のマンドレル
を所定の位置に保持すると共に、前記潤滑油流通
孔及び潤滑油吐出口を通して潤滑油を素管内部に
供給するマンドレルロツドを具備する冷間ピルガ
ー圧延機において、前記マンドレルロツドの潤滑
油吐出口の後端側近傍位置に、外周が素管内面に
気密当接して素管内部に供給された潤滑油の後端
側への流出を防止するシール部材を設けたことを
特徴とする冷間ピルガー圧延機。 A lubricating oil distribution hole extending in the axial direction is provided inside, and a lubricating oil discharge port communicating with the lubricating oil distribution hole is provided in the middle of the hole. A cold pilger rolling mill comprising a mandrel rod that holds a solid mandrel connected to the tip in a predetermined position and supplies lubricating oil into the inside of the raw pipe through the lubricating oil distribution hole and the lubricating oil discharge port, A sealing member is provided near the rear end side of the lubricating oil discharge port of the mandrel rod, the outer periphery of which is in airtight contact with the inner surface of the raw tube to prevent the lubricating oil supplied inside the raw tube from flowing out to the rear end side. A cold pilger rolling mill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987169284U JPH0172901U (en) | 1987-11-04 | 1987-11-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987169284U JPH0172901U (en) | 1987-11-04 | 1987-11-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0172901U true JPH0172901U (en) | 1989-05-17 |
Family
ID=31459200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987169284U Pending JPH0172901U (en) | 1987-11-04 | 1987-11-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0172901U (en) |
-
1987
- 1987-11-04 JP JP1987169284U patent/JPH0172901U/ja active Pending