JPH0326434U - - Google Patents
Info
- Publication number
- JPH0326434U JPH0326434U JP742089U JP742089U JPH0326434U JP H0326434 U JPH0326434 U JP H0326434U JP 742089 U JP742089 U JP 742089U JP 742089 U JP742089 U JP 742089U JP H0326434 U JPH0326434 U JP H0326434U
- Authority
- JP
- Japan
- Prior art keywords
- chaser
- cutting
- cheezer
- cemented carbide
- depth
- 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
- 238000010586 diagram Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
Landscapes
- Accessories And Tools For Shearing Machines (AREA)
- Turning (AREA)
Description
第１図の、ａ，ｂ，ｃはこの考案のチエザーの
一例を示す側面図、第２図は〜の切刃の取代
の一例を示す線図、第３図は従来チエザーの各切
刃の取代を示す線図、第４図は寿命の比較結果を
示す棒グラフである。
No.１〜３……チエザー、〜……切刃。
In Fig. 1, a, b, and c are side views showing an example of the chaser of this invention, Fig. 2 is a diagram showing an example of the machining allowance of the cutting blades of ~, and Fig. 3 is a diagram showing an example of the machining allowance of the cutting blades of the conventional chaser. A line diagram showing machining allowance, and FIG. 4 is a bar graph showing comparison results of life. No.1~3...cheezer, ~...cutting blade.
Claims (1)
切削刃を設け、その複数個を組合わせて使用する
ねじ切り用チエザーにおいて、仕上げ刃を有する
チエザーを、他の組合わせチエザーよりも耐摩耗
性に優れる被覆超硬合金又は超硬合金で形成する
と共に、上記仕上げ刃を有するチエザーの各切刃
の半径方向切込み量Ｓを他のチエザーの各切刃の
半径方向切込み量Ｓ１よりも小さくしたことを特
徴とするチエザー。 (2) 上記Ｓを０．０５０〜０．２５４mm、Ｓ１
を０．１６６〜０．３２２mmの範囲に設定した請
求項(1)記載のチエザー。[Scope of Claim for Utility Model Registration] (1) In a thread cutting chaser that is provided with a plurality of divided cutting blades for cutting areas with different cutting orders and used in combination, a chaser with a finishing blade is It is made of coated cemented carbide or cemented carbide that has better wear resistance than the combined chaser, and the radial depth of cut S of each cutting edge of the chaser having the above-mentioned finished blade is set to the radius of each cutting edge of the other chaser. A cheezer characterized in that the directional cutting depth S is smaller than 1 . (2) The above S is 0.050 to 0.254 mm, S 1
The cheezer according to claim 1, wherein the thickness is set in the range of 0.166 to 0.322 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP742089U JPH0326434U (en) | 1989-01-24 | 1989-01-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP742089U JPH0326434U (en) | 1989-01-24 | 1989-01-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0326434U true JPH0326434U (en) | 1991-03-18 |
Family
ID=31511078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP742089U Pending JPH0326434U (en) | 1989-01-24 | 1989-01-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0326434U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005313306A (en) * | 2004-04-30 | 2005-11-10 | Sumitomo Metal Ind Ltd | Steel pipe screw cutting method |
-
1989
- 1989-01-24 JP JP742089U patent/JPH0326434U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005313306A (en) * | 2004-04-30 | 2005-11-10 | Sumitomo Metal Ind Ltd | Steel pipe screw cutting method |
| JP4543372B2 (en) * | 2004-04-30 | 2010-09-15 | 住友金属工業株式会社 | Thread cutting method for steel pipe |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0326434U (en) | ||
| US4359299A (en) | Milling cutter | |
| JPH0326433U (en) | ||
| JPH075981Y2 (en) | Diamond abrasive grain electrodeposition cutter | |
| JPS5938969Y2 (en) | drilling tool | |
| JPS62113915U (en) | ||
| JPH0355112U (en) | ||
| JPH077124Y2 (en) | Rotary cutter | |
| JPS5870826U (en) | circular saw for metal cutting | |
| JPH01143311U (en) | ||
| JPS6397419U (en) | ||
| JPH056004Y2 (en) | ||
| JPS628976Y2 (en) | ||
| JPH0715682Y2 (en) | Throw-away tip | |
| JPS63110313U (en) | ||
| JPH0524489Y2 (en) | ||
| JPH0215218U (en) | ||
| JPS62161902U (en) | ||
| JPS6036414Y2 (en) | V groove cutter | |
| JPS61191821U (en) | ||
| JPH02143104U (en) | ||
| JPH0319615U (en) | ||
| JPH0223924U (en) | ||
| JPS62130806U (en) | ||
| JPS6353612U (en) |