JPH0270809U - - Google Patents
Info
- Publication number
- JPH0270809U JPH0270809U JP14828688U JP14828688U JPH0270809U JP H0270809 U JPH0270809 U JP H0270809U JP 14828688 U JP14828688 U JP 14828688U JP 14828688 U JP14828688 U JP 14828688U JP H0270809 U JPH0270809 U JP H0270809U
- Authority
- JP
- Japan
- Prior art keywords
- plug
- plug holder
- length direction
- axial length
- male threaded
- 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.)
- Granted
Links
- 230000004323 axial length Effects 0.000 claims 2
- 229910001315 Tool steel Inorganic materials 0.000 claims 1
Landscapes
- Metal Extraction Processes (AREA)
Description
第１図は本考案の管引抜加工用プラグの取付構
造を示す断面図、第２図は本考案の他の実施例を
示す断面図、第３図は従来の軸心にねじを備えた
プラグをマンドレルに取り付け引き抜き加工をし
ている状況を示す断面図、第４図は従来の他の例
を示す断面図である。
１，１４…プラグ、２…ダイス、３…素管、４
…管、５，１０…マンドレル、６，１７…シヤン
ク、７，１２…段部、８，１５…貫通孔、９，１
６…締付ナツト、１１…大径部、１３，１９…雄
ねじ部、１８…雌ねじ部。
Fig. 1 is a cross-sectional view showing the mounting structure of a plug for pipe drawing according to the present invention, Fig. 2 is a cross-sectional view showing another embodiment of the present invention, and Fig. 3 is a conventional plug with a screw in the shaft center. FIG. 4 is a sectional view showing another conventional example. 1, 14...Plug, 2...Dice, 3...Main pipe, 4
...Pipe, 5,10...Mandrel, 6,17...Shank, 7,12...Step, 8,15...Through hole, 9,1
6... Tightening nut, 11... Large diameter part, 13, 19... Male threaded part, 18... Female threaded part.
Claims (1)
段部が形成された先端に雄ねじ部を有するプラグ
保持具と、このプラグ保持具の段部に嵌合する少
なくとも軸長方向等径の貫通孔を軸心に設けた高
抗折力を具備する工具鋼からなるプラグと、前記
プラグ保持具の雄ねじ部に螺合して大径部との間
で前記プラグを締め付け保持する締付ナツトとか
らなる管引抜加工用プラグの取付構造。 A plug holder having a male threaded portion at the tip, in which a stepped portion having a smaller diameter and having equal diameters in the axial length direction is formed following the large diameter portion, and a plug holder having at least equal diameters in the axial length direction that fits into the stepped portion of the plug holder. A plug made of tool steel having a high transverse rupture strength and having a through-hole formed in the axis thereof, and a large-diameter portion screwed into the male threaded portion of the plug holder. Mounting structure for a plug for pipe drawing, consisting of a nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14828688U JPH0638573Y2 (en) | 1988-11-15 | 1988-11-15 | Mounting structure for plugs for pipe drawing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14828688U JPH0638573Y2 (en) | 1988-11-15 | 1988-11-15 | Mounting structure for plugs for pipe drawing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0270809U true JPH0270809U (en) | 1990-05-30 |
| JPH0638573Y2 JPH0638573Y2 (en) | 1994-10-12 |
Family
ID=31419468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14828688U Expired - Lifetime JPH0638573Y2 (en) | 1988-11-15 | 1988-11-15 | Mounting structure for plugs for pipe drawing |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0638573Y2 (en) |
-
1988
- 1988-11-15 JP JP14828688U patent/JPH0638573Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0638573Y2 (en) | 1994-10-12 |