JPS5927441U - Core removal tool - Google Patents
Core removal toolInfo
- Publication number
- JPS5927441U JPS5927441U JP12373782U JP12373782U JPS5927441U JP S5927441 U JPS5927441 U JP S5927441U JP 12373782 U JP12373782 U JP 12373782U JP 12373782 U JP12373782 U JP 12373782U JP S5927441 U JPS5927441 U JP S5927441U
- Authority
- JP
- Japan
- Prior art keywords
- base material
- centering tool
- hole drilled
- removal tool
- diameter
- 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
Landscapes
- Sampling And Sample Adjustment (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は母材との関係において示した芯の斜視図、第２
図は従来の楔を使用して芯を取る状態を示す部分断面図
、第３図は本考案の芯取り工具の一実施例を示す斜視説
明図、第４図は芯取り工具として使用中の状態を示す断
面説明図、第５図は同じく使用中の状態を示す部分斜視
図、第６図は使用中の状態での軸直角断面図、第７図は
本考案の他の実施例の部分断面正面図、第８図は第７図
の側面図である。
１・・・芯、２・・・母材、３・・・楔、４・・・芯取
り工具、４ａ・・・機械用芯取り工具、５・・・外周曲
面部、６・・・内周曲面部、７・・・軸、７ａ・・・傾
斜軸、８・・・丸み、９・・・テーパ状中空部、１０・
・・油室、１１・・・円筒部、１２・・・シャンク部、
０・・・穴の中心、０′・・・外周曲面部の曲率の中心
、０″・・・内周曲面部の曲率の中心、Ｒ・・・外周曲
面部の曲率半径、ｒ・・・内周曲面部の曲率半径、Ｄ・
・・穴の径、ｄ・・・芯の径、θ・・・傾き角、Ｌ・・
・芯の高さ。Figure 1 is a perspective view of the core shown in relation to the base material;
The figure is a partial cross-sectional view showing a state in which a conventional wedge is used to remove a core, FIG. 3 is a perspective explanatory view showing an embodiment of the centering tool of the present invention, and FIG. 5 is a partial perspective view showing the state in use, FIG. 6 is a sectional view perpendicular to the axis in the state in use, and FIG. 7 is a portion of another embodiment of the present invention. The sectional front view, FIG. 8 is a side view of FIG. 7. DESCRIPTION OF SYMBOLS 1... Core, 2... Base material, 3... Wedge, 4... Centering tool, 4a... Centering tool for machinery, 5... Outer circumference curved part, 6... Inside Circumferential curved surface part, 7... Axis, 7a... Inclined axis, 8... Roundness, 9... Tapered hollow part, 10...
...Oil chamber, 11...Cylindrical part, 12...Shank part,
0... Center of the hole, 0'... Center of curvature of the outer curved surface, 0''... Center of curvature of the inner curved surface, R... Radius of curvature of the outer curved surface, r... The radius of curvature of the inner curved surface, D・
...Diameter of hole, d...Diameter of core, θ...Angle of inclination, L...
・Height of the core.
Claims (2)
り分離するものにおいて、外側の面を母材に穿′ つ
た穴の径とほぼ一致させ、内側の面を分離すべき芯の径
とほぼ一致させるとともに軸に対して所定の角度で傾斜
させ、穴に圧入することに゛ より芯を強制的に傾斜さ
せるようにしたことを特徴とする芯取り工具。(1) For those that separate the core formed by a hole drilled in the base material from the base material, the outer surface should be approximately the same as the diameter of the hole drilled in the base material, and the inner surface should be separated from the core formed by the hole drilled in the base material. A centering tool characterized in that the centering tool is made to substantially match the diameter and is inclined at a predetermined angle with respect to the shaft, and the centering tool is forcibly inclined by press-fitting into a hole.
体化して設けたことを特徴とする実用新案登録請求の範
囲第１項に記撤の芯取り工具。(2) A centering tool as set forth in claim 1 of the utility model registration claim, characterized in that it has an integrated shank portion that is fitted and fixed to the main shaft of a machine tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12373782U JPS5927441U (en) | 1982-08-17 | 1982-08-17 | Core removal tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12373782U JPS5927441U (en) | 1982-08-17 | 1982-08-17 | Core removal tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5927441U true JPS5927441U (en) | 1984-02-20 |
Family
ID=30282340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12373782U Pending JPS5927441U (en) | 1982-08-17 | 1982-08-17 | Core removal tool |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5927441U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01159017U (en) * | 1988-04-26 | 1989-11-02 |
-
1982
- 1982-08-17 JP JP12373782U patent/JPS5927441U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01159017U (en) * | 1988-04-26 | 1989-11-02 |
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