JPS61163109U - - Google Patents
Info
- Publication number
- JPS61163109U JPS61163109U JP4578485U JP4578485U JPS61163109U JP S61163109 U JPS61163109 U JP S61163109U JP 4578485 U JP4578485 U JP 4578485U JP 4578485 U JP4578485 U JP 4578485U JP S61163109 U JPS61163109 U JP S61163109U
- Authority
- JP
- Japan
- Prior art keywords
- blades
- pair
- edge
- double
- different diameters
- 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
- 238000005553 drilling Methods 0.000 description 3
- 238000004080 punching Methods 0.000 description 2
Landscapes
- Drilling Tools (AREA)
Description
第１図は本考案に関するパイプ用の複式孔刳り
刃物の実施の一例を示す側面図。第２図は同上正
面図。第３図及び第４図は同上による孔あけ状態
を示す側面図。第５図及び第６図は孔あけされた
パイプの縦断側面図。第７図及び第８図は複式孔
刳り刃物の実施の他の例を示す側面図。第９図は
複式刃物による孔あけに使う孔刳機の一例を示す
平面図。第１０図及び第１１図は従来の孔刳り刃
物によりパイプの両側へ異径孔をあける場合の側
面図である。
図中１′は円筒部、３及び３，３′は端縁刃、
ａ，ｂは異径の刃物、４は支軸である。
FIG. 1 is a side view showing an example of the implementation of a double hole punching tool for pipes according to the present invention. Figure 2 is a front view of the same as above. FIG. 3 and FIG. 4 are side views showing the drilling state according to the above. FIGS. 5 and 6 are longitudinal sectional side views of the pipe with holes drilled therein. FIG. 7 and FIG. 8 are side views showing other examples of implementation of the double-hole cutter. FIG. 9 is a plan view showing an example of a drilling machine used for drilling with a dual-blade tool. FIGS. 10 and 11 are side views of holes of different diameters being drilled on both sides of a pipe using a conventional hole punching tool. In the figure, 1' is the cylindrical part, 3, 3, and 3' are the edge blades,
a and b are blades of different diameters, and 4 is a spindle.
Claims (1)
の異径刃物と、これら一対の刃物を直径の大きさ
い方よりも小さい方が先行するように支持させた
支軸とを備えさせたことを特徴とするパイプ用の
復式孔刳り刃物。 A pair of blades with different diameters having a plurality of edge blades formed on the tip edge of a cylindrical part, and a support shaft supporting these pair of blades so that the one with a smaller diameter precedes the one with a larger diameter. A double-hole boring knife for pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4578485U JPS61163109U (en) | 1985-03-28 | 1985-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4578485U JPS61163109U (en) | 1985-03-28 | 1985-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61163109U true JPS61163109U (en) | 1986-10-09 |
Family
ID=30559579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4578485U Pending JPS61163109U (en) | 1985-03-28 | 1985-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61163109U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5746088U (en) * | 1980-08-25 | 1982-03-13 |
-
1985
- 1985-03-28 JP JP4578485U patent/JPS61163109U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5746088U (en) * | 1980-08-25 | 1982-03-13 |
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