JPH037453U - - Google Patents
Info
- Publication number
- JPH037453U JPH037453U JP6610190U JP6610190U JPH037453U JP H037453 U JPH037453 U JP H037453U JP 6610190 U JP6610190 U JP 6610190U JP 6610190 U JP6610190 U JP 6610190U JP H037453 U JPH037453 U JP H037453U
- Authority
- JP
- Japan
- Prior art keywords
- boring bar
- borehole
- boring
- inflatable ring
- bars
- 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
- 239000004575 stone Substances 0.000 claims description 2
- 239000012530 fluid Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
Landscapes
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Description
第1図はこの考案による研削装置がタービン軸
の穿孔に挿入された状態を示す部分断面図、第2
図は作動状態にあるこの考案の装置を備えたター
ビン軸の部分断面図、第3図は別の作動状態にあ
るこの考案の装置を備えたタービン軸の部分断面
図、第4図は第1図の−線による断面図であ
る。
1……タービン軸(鍛造軸)、3……中央穿孔
部、5……瓶形穿孔部、7……研削装置、9……
第1の中ぐり棒、11……第2の中ぐり棒、13
……ハブ、15……膨張可能リング、21……フ
レキシブルカバー、23……ヘツド、25……ア
ーム、27……石、31……流体又は潤滑剤溜め
(膨張させるための手段)、45……モータ(第
2の棒を回転させるための手段)、47……モー
タ(第1及び第2の棒を往復させるための手段)
。
Fig. 1 is a partial sectional view showing the grinding device according to this invention inserted into the borehole of the turbine shaft;
3 is a partial sectional view of a turbine shaft equipped with a device of the invention in an operating state; FIG. 3 is a partial sectional view of a turbine shaft equipped with a device of the invention in another operating state; FIG. It is a sectional view taken along the - line in the figure. DESCRIPTION OF SYMBOLS 1... Turbine shaft (forged shaft), 3... Central perforation part, 5... Bottle-shaped perforation part, 7... Grinding device, 9...
First boring bar, 11...Second boring bar, 13
... hub, 15 ... inflatable ring, 21 ... flexible cover, 23 ... head, 25 ... arm, 27 ... stone, 31 ... fluid or lubricant reservoir (means for inflation), 45 ... ...Motor (means for rotating the second rod), 47...Motor (means for reciprocating the first and second rods)
.
Claims (1)
2の中ぐり棒; 前記第1中ぐり棒内で前記第2中ぐり棒を回転
するための手段; 前記第1及び第2中ぐり棒を往復動させるため
の手段; 前記第2中ぐり棒の、穿孔内に挿入される一端
に配設されたヘツド; このヘツドに枢着された複数のアーム; これらのアームの各末端に取り付けられた石; 前記第1中ぐり棒の、穿孔内に挿入される一端
付近に固着されたハブ; このハブを囲む膨張可能なリング; 前記ハブに取り付けられると共に前記膨張可能
リングを包むフレキシブルなカバー; 前記膨張可能リングが前記穿孔内にあるとき該
リングを膨張させるための手段; を備え、前記穿孔内に挿入された前記各中ぐり棒
の端部が中央に集まると共に振動が抑えられるこ
とにより、瓶形穿孔部内であつても、前記各中ぐ
り棒が前記穿孔の内面を研削するのに十分に安定
化されることを特徴とする穿孔軸の瓶形穿孔部研
削装置。[Claims for Utility Model Registration] A first boring bar that fits into the borehole; a second boring bar rotatably disposed within the first boring bar; and a second boring bar that is rotatably disposed within the first boring bar; means for rotating the second boring bar; means for reciprocating the first and second boring bars; disposed at one end of the second boring bar that is inserted into the borehole; a head; a plurality of arms pivotally connected to the head; a stone attached to each end of these arms; a hub secured to the first boring bar near one end inserted into the borehole; an inflatable ring surrounding the inflatable ring; a flexible cover attached to the hub and enclosing the inflatable ring; means for inflating the inflatable ring when the inflatable ring is in the borehole; and inserted into the borehole. The ends of each of the boring bars are centered and vibrations are suppressed, so that each of the boring bars is sufficiently stabilized to grind the inner surface of the bore, even within a bottle-shaped bore. A grinding device for a bottle-shaped perforation part of a perforation shaft, characterized in that:
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US61417484A | 1984-05-29 | 1984-05-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH037453U true JPH037453U (en) | 1991-01-24 |
Family
ID=24460150
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11443685A Pending JPS60263658A (en) | 1984-05-29 | 1985-05-29 | Bottle-shaped drilling-section grinder for drilling spindle |
JP6610190U Pending JPH037453U (en) | 1984-05-29 | 1990-06-25 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11443685A Pending JPS60263658A (en) | 1984-05-29 | 1985-05-29 | Bottle-shaped drilling-section grinder for drilling spindle |
Country Status (1)
Country | Link |
---|---|
JP (2) | JPS60263658A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015166679A1 (en) * | 2014-05-01 | 2015-11-05 | 株式会社ジーベックテクノロジー | Rotating tool, grinding tool, and machining method |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS571647A (en) * | 1980-11-13 | 1982-01-06 | Nippon Kokan Kk <Nkk> | Pipe inner surface grinder |
JPS5738381A (en) * | 1980-08-14 | 1982-03-03 | Nippon Kokan Kk | Steel pipe for propulsion and manufacture thereof |
-
1985
- 1985-05-29 JP JP11443685A patent/JPS60263658A/en active Pending
-
1990
- 1990-06-25 JP JP6610190U patent/JPH037453U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5738381A (en) * | 1980-08-14 | 1982-03-03 | Nippon Kokan Kk | Steel pipe for propulsion and manufacture thereof |
JPS571647A (en) * | 1980-11-13 | 1982-01-06 | Nippon Kokan Kk <Nkk> | Pipe inner surface grinder |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015166679A1 (en) * | 2014-05-01 | 2015-11-05 | 株式会社ジーベックテクノロジー | Rotating tool, grinding tool, and machining method |
CN106457527A (en) * | 2014-05-01 | 2017-02-22 | 千贝克科技有限公司 | Rotating tool, grinding tool, and machining method |
JPWO2015166679A1 (en) * | 2014-05-01 | 2017-04-20 | 株式会社ジーベックテクノロジー | Rotating tool, polishing tool and processing method |
US10322488B2 (en) | 2014-05-01 | 2019-06-18 | Taimei Chemicals Co., Ltd. | Rotating tool, and polishing tool |
Also Published As
Publication number | Publication date |
---|---|
JPS60263658A (en) | 1985-12-27 |
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