JPH02237764A - Grinding aligning round work piece - Google Patents
Grinding aligning round work pieceInfo
- Publication number
- JPH02237764A JPH02237764A JP31086989A JP31086989A JPH02237764A JP H02237764 A JPH02237764 A JP H02237764A JP 31086989 A JP31086989 A JP 31086989A JP 31086989 A JP31086989 A JP 31086989A JP H02237764 A JPH02237764 A JP H02237764A
- Authority
- JP
- Japan
- Prior art keywords
- workpiece
- holder
- axis
- grinding
- grinding machine
- 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
- 230000002093 peripheral effect Effects 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/02—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding grooves, e.g. on shafts, in casings, in tubes, homokinetic joint elements
- B24B19/06—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding grooves, e.g. on shafts, in casings, in tubes, homokinetic joint elements for grinding races, e.g. roller races
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は研削盤．特に精密研削盤に関し．かつさらに特
定すれば．シリンダ状の断面を有する加工片．例えばリ
ング状のシリンダ形加工片用の研削盤に関する。[Detailed Description of the Invention] Industrial Application Field The present invention is a grinding machine. Especially regarding precision grinding machines. And to be more specific. A workpiece with a cylindrical cross section. For example, it relates to a grinding machine for ring-shaped cylinder-shaped workpieces.
従来の技術
一般に丸い加工片．例えばリング状のシリンダ形加工片
を精密研削する機械は．加工片を保持する接触面を備え
た回転加工片ホルダ又はチャックを有する。加工片ホル
ダの回転運動は．加工片自体に作用する駆動装置又は加
工片ホルダに動作接続された駆動装置によって行われる
。Conventional technology Generally, round pieces are machined. For example, a machine that precisely grinds a ring-shaped cylinder-shaped workpiece. It has a rotating workpiece holder or chuck with a contact surface for holding the workpiece. The rotational motion of the work piece holder is. This is done by a drive acting on the workpiece itself or by a drive operatively connected to the workpiece holder.
一般にこのようなタイプの研削盤は，回転軸に直交する
平面内にあるリング面として形成された接触面又はスト
ッパ面を有する。それにより次のような欠点が生じる。Grinding machines of this type generally have a contact surface or stop surface that is designed as a ring surface lying in a plane perpendicular to the axis of rotation. This results in the following drawbacks.
すなわち加工片ホルダの軸Ｋ関する加工片の心出しを確
実に行うことができず、かつその結果，ホルダと加工片
相互の心出しが保証できず１又は比較的時間を要する心
出し操作を行った結果．可能になるｉ／（すぎない。In other words, it is not possible to reliably center the workpiece with respect to the axis K of the workpiece holder, and as a result, the mutual centering of the holder and workpiece cannot be guaranteed, resulting in a relatively time-consuming centering operation. The result. It becomes possible i/(not too much.
発明の目的
本発明の基本的な目的は，この欠点を除去した研削盤，
特に精密研削盤を提供することにある。OBJECT OF THE INVENTION The basic object of the invention is to provide a grinding machine which eliminates this drawback.
In particular, we provide precision grinding machines.
本発明の別の目的は．加工片ホルダ内において機械加工
すべき加工片の自動的な心出しが有利にかつ簡単に行わ
れる前記のような研削盤を提供することにある。Another object of the present invention is. The object of the present invention is to provide a grinding machine of the above type, in which automatic centering of the workpiece to be machined in the workpiece holder takes place advantageously and simply.
発明の構成
本発明によれば，これら目的及びさらに明らかになるそ
の他の目的は．加工片の周エッジにはまることができか
つ加工片ホルダの軸に関して心出しされた円すい形結合
面又は接触面を有する加工片ホルダ又はチャックを提供
することによって達成される。Structure of the Invention According to the present invention, these objects and other objects that will become clearer are as follows. This is accomplished by providing a workpiece holder or chuck that can fit onto the circumferential edge of the workpiece and has a conical coupling or contact surface that is centered with respect to the axis of the workpiece holder.
例えば加工片の内部を機械加工すべき場合，加工片は，
円すい形外面として形成された円すい形結合面によって
保持することができる。しかしながら加工片の外側を機
械加工すべき場合．加工片は円すい形内面によって保持
ｌ一てもよい。しかしどちらの場合にも．機械加工は内
側から又は列側から行うことができる。For example, when the inside of a workpiece is to be machined, the workpiece is
It can be held by a conical coupling surface formed as a conical outer surface. However, if the outside of the workpiece is to be machined. The workpiece may be held by a conical inner surface. But in both cases. Machining can be done from the inside or from the row side.
本発明の方式によれば．加工片は，研削盤．すなわち精
密研削盤の加工片ホルダ内で心出しされ，かつ心出しは
，機械加工すべき加工片の全周にわたって，チャソキン
グの不正確を心配する必要がない程度に行われる。According to the method of the present invention. The processed piece is a grinder. That is, the workpiece is centered in the workpiece holder of the precision grinding machine, and the centering is carried out over the entire circumference of the workpiece to be machined to such an extent that there is no need to worry about inaccuracies in grinding.
実施例 本発明の実施例を以下図而によって詳細に説明する。Example Embodiments of the present invention will be described in detail with reference to the following figures.
第１図に概略的にかつ第３図と詳細ｔｃ示１〜だ精密研
削盤は．円形断面を有する加工片１の精密研削のためＫ
使用するものである。加工片は．外閏の部分にわたって
研削できるが．第３図に示したように有利にも内面も研
削される。The precision grinding machine is shown schematically in Figure 1 and in detail in Figure 3. K for precision grinding of work piece 1 with circular cross section
It is what you use. The processed piece is. It is possible to grind the outer part. Advantageously, the inner surface is also ground, as shown in FIG.
どちらの場合にも加工片は９通常リング状又はさもなけ
ればシリンダ状の加工片である。第３図にはリング状の
加工片が示してあるが．一方第１図には軸方向に延びた
シリンダ状加工片が示ｌ一である。In both cases the workpiece is usually a ring-shaped or otherwise cylindrical workpiece. Figure 3 shows a ring-shaped piece. On the other hand, FIG. 1 shows a cylindrical workpiece extending in the axial direction.
加工片ホルダ２は．軸Ａのまわりで回転可能であり，か
つ円すい台形の結合面３を有し．この面は周エッジ又は
４ａ．にはまり，軸Ａ上で加工片１を自動的に心出しす
る。The workpiece holder 2 is. It is rotatable around the axis A and has a trapezoidal coupling surface 3. This surface is the peripheral edge or 4a. The work piece 1 is automatically centered on the axis A.
第ＩＡ図に示すように，周エッジ４は，シリンダ面とこ
のシリンダ面及び軸Ａに直交する面との間に形成された
鋭い縁であってもよい。その代りに面は．第ＩＢ図に４
ａで示すように斜面又は面取り面であってもよい。どち
らの場合にも加工片は全周にわたって面３Ｋはまる。As shown in FIG. IA, the circumferential edge 4 may be a sharp edge formed between the cylinder surface and a surface perpendicular to the cylinder surface and the axis A. Instead, the mask is. 4 in Figure IB
It may be a sloped surface or a chamfered surface as shown in a. In either case, the work piece fits into the surface 3K over the entire circumference.
第１図の実施例において円すい面３は円すい内面である
。In the embodiment of FIG. 1, the conical surface 3 is the inner surface of the cone.
しかし第２図において円すい面３′は，円すい外面であ
り．かつ加工片１′の内側周エッジ４′にはまっている
〇
この加工片は，矢印１８′と１９’により示すように軸
方向及び半径方向両方に可動の軸１４′上の研削車１３
’によって内側から研削できる。軸］−４′は．例えば
ホルダの駆動により加工片１′に与えられる回転とは関
係なく図示しないモータによって駆動される。However, in Figure 2, conical surface 3' is the outer surface of the cone. and fits into the inner circumferential edge 4' of the workpiece 1'. This workpiece is mounted on a grinding wheel 13 on a shaft 14' movable both axially and radially, as indicated by arrows 18' and 19'.
' allows grinding from the inside. axis] -4' is. For example, it is driven by a motor (not shown) regardless of the rotation given to the work piece 1' by driving the holder.
その代りに加工片１′は．軸１４″上で駆動される研削
車１３″により外側から研削でき，この研削車は，矢印
１９″により示す方向に半径方向にかつ矢印〕８″の方
向に軸方向に可動である。ここでなお円すい台形の面ｙ
にはまるエッジ４′は．必要ならば第ＩＢに相当するよ
うに斜面にしてもよい。Instead, the work piece 1'. Grinding is possible from the outside by means of a grinding wheel 13'' driven on a shaft 14'', which grinding wheel is movable radially in the direction indicated by arrow 19'' and axially in the direction of arrow ]8''. Here, the trapezoidal surface y
The edge 4' that fits is . If necessary, it may be sloped to correspond to No. IB.
第３図は，第１図に概略的に示した方式を詳細に示して
いる。FIG. 3 shows in detail the scheme shown schematically in FIG.
この場合加工片１はリングであり．かつ１対の内側ラン
ド１ａ及び１ｂを有し．これらランドは，モータ１６に
より軸１４上で回転する研削車］３により研削すべきも
のである。精密研削盤において通常のように，研削車１
３は，位置制御装置１５により半径方向（矢印１７）及
び軸線方向（矢印１８）に可動である。In this case, work piece 1 is a ring. and has a pair of inner lands 1a and 1b. These lands are to be ground by a grinding wheel [3] rotated on a shaft 14 by a motor 16. As usual in precision grinding machines, grinding wheel 1
3 is movable in the radial direction (arrow 17) and in the axial direction (arrow 18) by means of a position control device 15.
加工片１を支持するチャックは，軸ＡのまわりＫ等角度
間隔を置いて配置された複数のジｇ１２（１つだけ示す
）を有することができ．これらジョーは１例えば矢印１
９の方向へ引張られる。The chuck supporting the workpiece 1 may have a plurality of jigs g12 (only one shown) arranged around the axis A at equal angular intervals K. These jaws are 1 for example arrow 1
It is pulled in the direction of 9.
加工片１のために周エッジにはまる円すい台形の面３は
，ここではカップ状ホルダ２に形成されており，このホ
ルダは，ハウジング部分５内で回転するためスピンドル
７を介して支持されており，このスピンドルにはホルダ
２がねじ８により結合されている。一方スピンドル７は
モータ９によって駆動できる。The trapezoidal surface 3, which fits into the peripheral edge for the workpiece 1, is here formed in a cup-shaped holder 2, which is supported for rotation in a housing part 5 via a spindle 7. , a holder 2 is connected to this spindle by a screw 8. On the other hand, the spindle 7 can be driven by a motor 9.
さらに必要な場合には，心出しした加工片１は，回転可
能なマウント〕．０にスリーブ１〕によって形成された
軸に対して垂直な面に押付けて保持できる。Furthermore, if necessary, the centered workpiece 1 can be mounted on a rotatable mount]. 0 and the sleeve 1] can be pressed and held against a plane perpendicular to the axis formed by the sleeve 1.
従って基本的に第３図のチャック又はホルダは，外側周
エッジ４において加工片１を心出しする第１図のホルダ
と正確に同じ方法で動作する。この時にだけ加工片はジ
ョー１２によって部材１１にクランブされる。この場合
加工片はモータ９Ｋよって回転させられ，一方研削車１
３はモータ１６によって回転させられ．リング状のラン
ド１ａ及び１ｈを精密に研削する。In principle, therefore, the chuck or holder of FIG. 3 operates in exactly the same way as the holder of FIG. 1 for centering the workpiece 1 at the outer circumferential edge 4. Only then is the workpiece clamped onto the part 11 by the jaws 12. In this case the workpiece is rotated by motor 9K, while grinding wheel 1
3 is rotated by a motor 16. Ring-shaped lands 1a and 1h are precisely ground.
第１図は，加工片ホルダの付近における本発明による研
削盤の軸方向断面図，第ＩＡ図及び第ＩＢ図は．第１図
の加工片ホルダによる加工片の周エノジの結合の変形構
成を示す第１図に相当する細部の図．第２図は．別の実
施例を示す第１図と同様な図，第３図は，第１図に関連
して説明１〜だ方式によって動作する精密研削盤の同じ
範囲を示す軸方向断面図である。
］・・・・・・加工片，２・・・・・・ホルダ．３・・
・・・・結合而４・・・・一・周エッジ，５・・・・一
・ハウジング部分，７・・・・−・スピンドル．８・・
・・・・ねじ，９．１６・・・・・・モータ，１０・・
・・・・マウント，１１・・・・・・スリーブ．］２・
・・・一・ジゴ１３・・・・・・研削車FIG. 1 is an axial sectional view of a grinding machine according to the invention in the vicinity of the workpiece holder, FIGS. IA and IB. 1 is a detailed view corresponding to FIG. 1 showing a modified configuration of the connection of the circumference of the workpiece by the workpiece holder of FIG. 1; Figure 2 is. FIG. 3, which is similar to FIG. 1 and shows another embodiment, is an axial sectional view showing the same area of a precision grinding machine operating according to the methods described in conjunction with FIG. 1. ]...Workpiece, 2...Holder. 3...
...Connection 4...1. Circumferential edge, 5...1. Housing part, 7...--Spindle. 8...
...Screw, 9.16...Motor, 10...
...Mount, 11...Sleeve. ]2・
...1.Jigo 13...Grinding car
Claims (5)
で心出しされた円すい形接触面を有しかつ前記加工片の
周エッジにはまることができるホルダ、前記ホルダを前
記軸のまわりで回転するように取付ける手段、 前記ホルダと前記加工片を前記軸のまわりで回転可能に
駆動する手段、及び 前記加工片が前記軸のまわりで回転している際に前記加
工片の表面を研削するために前記加工片の前記表面に作
用可能な研削工具 を設けたことを特徴とする、シリンダ状の断面を有する
加工片の研削盤、特に精密研削盤。(1) A holder having a conical contact surface centered about said shaft and capable of fitting onto the circumferential edge of said workpiece for centering said workpiece on said shaft; means for rotationally mounting the holder and the workpiece about the axis; and means for rotatably driving the holder and the workpiece about the axis; and means for driving the holder and the workpiece for rotation about the axis; A grinding machine, in particular a precision grinding machine, for workpieces with a cylindrical cross section, characterized in that a grinding tool is provided, which can act on the surface of the workpiece for grinding.
項１記載の研削盤。2. The grinding machine of claim 1, wherein the conical contact surface is a conical inner surface.
の研削盤。3. The grinding machine of claim 1, wherein the contact surface is a conical outer surface.
片の内面に作用する、請求項１記載の研削盤。(4) The grinding machine according to claim 1, wherein the workpiece is a ring, and the tool acts on an inner surface of the workpiece.
配置されている、請求項１記載の研削盤。(5) The grinding machine according to claim 1, wherein the tool is arranged to act on an outer surface of the workpiece.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3840596.2 | 1988-12-02 | ||
| DE19883840596 DE3840596A1 (en) | 1988-12-02 | 1988-12-02 | Grinding machine, in particular precision-grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02237764A true JPH02237764A (en) | 1990-09-20 |
Family
ID=6368294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP31086989A Pending JPH02237764A (en) | 1988-12-02 | 1989-12-01 | Grinding aligning round work piece |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPH02237764A (en) |
| DE (2) | DE8816824U1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934753A (en) * | 2014-04-22 | 2014-07-23 | 成都海凌达机械有限公司 | Polishing and clamping device of retread |
| WO2015186757A1 (en) * | 2014-06-04 | 2015-12-10 | Ntn株式会社 | Cylindrical workpiece, and processing method and processing apparatus therefor |
| CN105773412A (en) * | 2016-04-12 | 2016-07-20 | 淮阴工学院 | Expanding and locking mechanism for tire grinding |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05272301A (en) * | 1992-03-26 | 1993-10-19 | Ngk Insulators Ltd | Turbine rotor and turbine rotor machining method |
| CN110744390B (en) * | 2019-10-25 | 2021-10-15 | 天津津航技术物理研究所 | High-precision polishing process and device for optical elements with frustum planar structures |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3136102A (en) * | 1960-06-02 | 1964-06-09 | Messerschmidt Sebastian | Apparatus for chucking cylindrical workpieces on grinding machines |
| US3145507A (en) * | 1961-03-01 | 1964-08-25 | Landis Tool Co | Axial locating means for workpieces |
| BG47228A1 (en) * | 1987-05-20 | 1990-06-15 | Tsentralen Nii Metalorezheshti | Round grinding machine with digital programming control for grinding of hcuck and center work- pieces |
-
1988
- 1988-12-02 DE DE8816824U patent/DE8816824U1/en not_active Expired - Lifetime
- 1988-12-02 DE DE19883840596 patent/DE3840596A1/en not_active Ceased
-
1989
- 1989-12-01 JP JP31086989A patent/JPH02237764A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934753A (en) * | 2014-04-22 | 2014-07-23 | 成都海凌达机械有限公司 | Polishing and clamping device of retread |
| CN103934753B (en) * | 2014-04-22 | 2016-02-17 | 成都海凌达机械有限公司 | Retreads polishing clamping device |
| WO2015186757A1 (en) * | 2014-06-04 | 2015-12-10 | Ntn株式会社 | Cylindrical workpiece, and processing method and processing apparatus therefor |
| JP2015229212A (en) * | 2014-06-04 | 2015-12-21 | Ntn株式会社 | Cylindrical workpiece, its processing method and processor |
| CN106660192A (en) * | 2014-06-04 | 2017-05-10 | Ntn株式会社 | Cylindrical workpiece, and processing method and processing apparatus therefor |
| US10259092B2 (en) | 2014-06-04 | 2019-04-16 | Ntn Corporation | Cylindrical workpiece and a method and an apparatus for machining the cylindrical workpiece |
| CN105773412A (en) * | 2016-04-12 | 2016-07-20 | 淮阴工学院 | Expanding and locking mechanism for tire grinding |
Also Published As
| Publication number | Publication date |
|---|---|
| DE8816824U1 (en) | 1990-11-08 |
| DE3840596A1 (en) | 1990-06-07 |
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