JP2008030195A5 - - Google Patents
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- Publication number
- JP2008030195A5 JP2008030195A5 JP2007262826A JP2007262826A JP2008030195A5 JP 2008030195 A5 JP2008030195 A5 JP 2008030195A5 JP 2007262826 A JP2007262826 A JP 2007262826A JP 2007262826 A JP2007262826 A JP 2007262826A JP 2008030195 A5 JP2008030195 A5 JP 2008030195A5
- Authority
- JP
- Japan
- Prior art keywords
- rotary table
- lower rotary
- grinding
- edge
- upper rotary
- 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
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Claims (3)
円形の端縁を備え円の中心で回転可能な下回転テーブルと、
前記下回転テーブルに対向して配置され円形の端縁を備えて前記下回転テーブルと同一の回転中心で回転可能でかつ回転軸の方向に移動可能な上回転テーブルと、
いずれも前記下回転テーブルの端縁および前記上回転テーブルの端縁よりも径方向外方に配されたガイド装置および研削砥石と、を有し、
前記下回転テーブルおよび前記上回転テーブルは、
互いに向き合いその間に前記工作物を大径側の端面を外方にして挟み込んで保持可能に形成された傾斜面がそれぞれの周縁部に周方向にわたって形成され、
前記ガイド装置は、
前記傾斜面の間に保持された前記工作物の大径側の端面における前記下回転テーブル側半分の部分または前記上回転テーブル側半分の部分に接触可能なように前記研削砥石の位置を含む前記下回転テーブルおよび前記上回転テーブルの端縁に沿って円弧状に伸びており、
前記研削砥石は、
前記下回転テーブルおよび前記上回転テーブルのそれぞれの前記傾斜面の間に保持された前記工作物の大径側の端面における前記ガイド装置に押圧されない側半分の部分を押圧可能に配されている
ことを特徴とする研削装置。 An apparatus for grinding a large diameter end face of a truncated cone workpiece into a spherical shape,
A lower rotary table having a circular edge and rotatable at the center of the circle ;
And the upper rotary table rotatable and movable in the direction of the axis of rotation at the same rotational center with the lower rotary table comprises a circular edge disposed opposite to the lower rotary table,
Both have an edge of the lower rotary table and a guide device and a grinding wheel disposed radially outward from the edge of the upper rotary table ,
The lower rotary table and the upper rotary table are
Faced with each other, an inclined surface formed so as to be able to hold the work piece by sandwiching the workpiece with the end face on the large diameter side outward is formed on each peripheral edge portion in the circumferential direction,
The guide device includes:
Including the position of the grinding wheel so as to be able to contact the lower rotary table side half part or the upper rotary table side half part of the large-diameter end face of the workpiece held between the inclined surfaces. It extends in an arc along the edge of the lower rotary table and the upper rotary table,
The grinding wheel is
A portion of the side half that is not pressed by the guide device on the large-diameter end surface of the workpiece held between the inclined surfaces of the lower rotary table and the upper rotary table is arranged to be pressed. A grinding device characterized by the above.
前記加圧する装置の加圧力が調節可能に構成された
請求項１に記載の研削装置。 A device for pressing toward the on rotary table on the lower rotary table,
The pressurizing force of the pressurizing device is configured to be adjustable.
Grinding device according to 請 Motomeko 1.
それぞれの前記研削砥石は、
前記上回転テーブルおよび前記下回転テーブルの周方向に沿って一方側から他方側に徐々に粒度が細かくなるように順に設けられている
請求項１または請求項２に記載の研削装置。 A plurality of non-rotating grinding wheels,
Each said grinding wheel is
Gradually particle size on the other side are provided in order to be finer from one side along the circumferential direction of the upper rotary table and the lower rotary table
The grinding apparatus according to claim 1 or 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007262826A JP4564996B2 (en) | 2007-10-09 | 2007-10-09 | Grinding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007262826A JP4564996B2 (en) | 2007-10-09 | 2007-10-09 | Grinding equipment |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005226050A Division JP4049786B2 (en) | 2005-08-04 | 2005-08-04 | Grinding equipment |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2008030195A JP2008030195A (en) | 2008-02-14 |
| JP2008030195A5 true JP2008030195A5 (en) | 2008-05-22 |
| JP4564996B2 JP4564996B2 (en) | 2010-10-20 |
Family
ID=39120124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007262826A Active JP4564996B2 (en) | 2007-10-09 | 2007-10-09 | Grinding equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4564996B2 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6136199B2 (en) * | 2012-11-06 | 2017-05-31 | 株式会社ジェイテクト | Spherical end grinding machine for roller workpieces |
| CN103317441B (en) * | 2013-06-20 | 2016-04-13 | 新乡莱必泰机械有限公司 | The transmission mechanism of efficient revolution automatic loading and unloading workpiece |
| JP6211451B2 (en) * | 2014-04-07 | 2017-10-11 | 株式会社ジェイテクト | Tapered roller end face processing apparatus and grindstone body |
| JP6485165B2 (en) * | 2015-03-30 | 2019-03-20 | 日本精工株式会社 | Tapered roller end face grinding device, tapered roller manufacturing method, tapered roller bearing manufacturing method, and rotating device manufacturing method |
| US10816034B2 (en) | 2017-02-20 | 2020-10-27 | Ntn Corporation | Tapered roller bearing |
| JP7136627B2 (en) * | 2018-08-22 | 2022-09-13 | Ntn株式会社 | tapered roller bearing |
| CN112518534B (en) * | 2020-11-25 | 2023-03-24 | 德清方华琴业有限公司 | Processing equipment for middle-radius arc surface on rib wood of piano |
| CN115302343B (en) * | 2022-08-23 | 2023-08-29 | 泰州神舟传动科技有限公司 | Through shaft surface finish machining equipment |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06143112A (en) * | 1992-10-27 | 1994-05-24 | Koyo Mach Ind Co Ltd | Grinding method of surface grinder |
| JP3560251B2 (en) * | 1993-04-19 | 2004-09-02 | Ｔｄｋ株式会社 | Mirror polishing method and apparatus |
| JP2003232360A (en) * | 2002-02-08 | 2003-08-22 | Koyo Seiko Co Ltd | Roller bearing |
| JP3937148B2 (en) * | 2002-04-03 | 2007-06-27 | 日本精工株式会社 | Centerless grinding apparatus and centerless grinding method |
-
2007
- 2007-10-09 JP JP2007262826A patent/JP4564996B2/en active Active
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