JPS628018U - - Google Patents
Info
- Publication number
- JPS628018U JPS628018U JP10056785U JP10056785U JPS628018U JP S628018 U JPS628018 U JP S628018U JP 10056785 U JP10056785 U JP 10056785U JP 10056785 U JP10056785 U JP 10056785U JP S628018 U JPS628018 U JP S628018U
- Authority
- JP
- Japan
- Prior art keywords
- cutting edge
- bottom cutting
- helical blade
- spiral cutter
- helix angle
- 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
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の実施例を示す概略半断面図、
第２図はその底面図、第３図、第４図はそれぞれ
底面切刃に軸方向の段差をもたせる手段の説明図
、第５図は従来例における切刃先端の配置例を示
す説明図である。
１０……カツター本体、２０，３０……ねじれ
刃チツプ、２１，３１……外周切刃、２２，３２
……底面切刃、α１，α２……ねじれ角、ｈ……
段差。
FIG. 1 is a schematic half-sectional view showing an embodiment of the present invention;
FIG. 2 is a bottom view of the same, FIGS. 3 and 4 are explanatory diagrams of the means for providing an axial step on the bottom cutting edge, and FIG. 5 is an explanatory diagram showing an example of the arrangement of the tip of the cutting blade in a conventional example. be. 10... Cutter body, 20, 30... Twisted blade tip, 21, 31... Outer cutting edge, 22, 32
...Bottom cutting edge, α1 , α2 ...Helix angle, h...
Step.
Claims (1)
リード・スパイラル・カツターにおいて、ねじれ
角の小さい方のねじれ刃の底面切刃を、ねじれ角
の大きい方のねじれ刃の底面切刃より軸方向に突
出させたことを特徴とする不等リード・スパイラ
ル・カツター。 In an unequal lead spiral cutter equipped with multiple helical blades with different helix angles, the bottom cutting edge of the helical blade with a smaller helix angle is axially moved from the bottom cutting edge of the helical blade with a larger helix angle. An unequal lead spiral cutter characterized by a protruding shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10056785U JPH0347780Y2 (en) | 1985-07-02 | 1985-07-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10056785U JPH0347780Y2 (en) | 1985-07-02 | 1985-07-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS628018U true JPS628018U (en) | 1987-01-19 |
| JPH0347780Y2 JPH0347780Y2 (en) | 1991-10-11 |
Family
ID=30970511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10056785U Expired JPH0347780Y2 (en) | 1985-07-02 | 1985-07-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0347780Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62141413U (en) * | 1986-02-27 | 1987-09-07 | ||
| JP2015120219A (en) * | 2013-12-24 | 2015-07-02 | 有限会社栄進機工 | Unequal lead end mill |
-
1985
- 1985-07-02 JP JP10056785U patent/JPH0347780Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62141413U (en) * | 1986-02-27 | 1987-09-07 | ||
| JP2015120219A (en) * | 2013-12-24 | 2015-07-02 | 有限会社栄進機工 | Unequal lead end mill |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0347780Y2 (en) | 1991-10-11 |