JPS6135398Y2 - - Google Patents
Info
- Publication number
- JPS6135398Y2 JPS6135398Y2 JP1981024870U JP2487081U JPS6135398Y2 JP S6135398 Y2 JPS6135398 Y2 JP S6135398Y2 JP 1981024870 U JP1981024870 U JP 1981024870U JP 2487081 U JP2487081 U JP 2487081U JP S6135398 Y2 JPS6135398 Y2 JP S6135398Y2
- Authority
- JP
- Japan
- Prior art keywords
- curved surface
- workpiece
- column
- shaping
- grinding wheel
- 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.)
- Expired
Links
- 238000007493 shaping process Methods 0.000 claims description 17
- 238000003754 machining Methods 0.000 description 10
- 238000005498 polishing Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 239000011230 binding agent Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 239000006061 abrasive grain Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
Landscapes
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Description
【考案の詳細な説明】
本考案は円筒加工物の外周面、内周面、ベアリ
ングの外輪、内輪の軌道面等を研削、研磨する砥
石および金属、セラミツクス、石材等の一般加工
物のＲ形形状面に対し精度良く能率的に整形加工
を行う曲面整形用加工装置に関するものである。[Detailed description of the invention] This invention is a grindstone for grinding and polishing the outer peripheral surface and inner peripheral surface of cylindrical workpieces, the outer ring of bearings, the raceway surface of inner ring, etc., and the R-shaped grindstone for general workpieces such as metals, ceramics, and stones. The present invention relates to a processing device for shaping a curved surface that efficiently and accurately shapes a shaped surface.
従来は加工物の外周面、内周面のＲ形形状曲
面、又は研削、研磨用砥石チツプの曲面整形加工
は、一つ一つ手でグラインダーに押し当てて行わ
れている。これでは正確な曲面形状を作り出すこ
とは困難で著しく非能率である。 Conventionally, the R-shaped curved surface of the outer circumferential surface or inner circumferential surface of a workpiece, or the curved surface of a grindstone chip for grinding or polishing, has been shaped by manually pressing the chips against a grinder one by one. This makes it difficult to create an accurate curved surface shape and is extremely inefficient.
本考案の装置は従来の手作業を機械化すること
によつて、加工物又は砥石研削面の曲面整形作業
の能率改善と整形仕上面の形状精度向上をはかる
ものである。 The device of the present invention aims to improve the efficiency of the curved surface shaping work of a workpiece or a grinding surface by mechanizing the conventional manual work, and improve the shape accuracy of the shaped and finished surface.
以下本考案を図面に示す実施例に基づいて説明
する。 The present invention will be described below based on embodiments shown in the drawings.
第１図において装置本体台１にコラム２を垂直
に固定してコラム上下端部に軸受を設け、この軸
受にて支えられた送りねじ３に送りナツト４を螺
合し、送りねじ３の上端にハンドル５を固定す
る。コラム垂直面のあり溝２ａに上下摺動自在に
ヘツド６を取り付け、ヘツド６にはコラム内部よ
り送りナツト４をボルト止めにて固定している。 In Fig. 1, a column 2 is vertically fixed to the device main body stand 1, bearings are provided at the upper and lower ends of the column, a feed nut 4 is screwed onto the feed screw 3 supported by the bearings, and a feed nut 4 is screwed onto the upper end of the feed screw 3. Fix the handle 5 to. A head 6 is attached to a dovetail groove 2a on the vertical surface of the column so as to be slidable up and down, and a feed nut 4 is fixed to the head 6 from inside the column by bolting.
ハンドル５を回転させることにより、ヘツド６
の先端に固定されたモーター７とモーター７の垂
直軸下端に嵌入固定された砥石車８がコラム２に
対して上下方向に移動自在である。 By rotating the handle 5, the head 6
A motor 7 fixed to the tip of the column 2 and a grinding wheel 8 fitted and fixed to the lower end of the vertical shaft of the motor 7 are movable vertically with respect to the column 2.
装置本体台１の水平上面に案内台９をコラム２
と同様に固定し、案内台９のコラム２の後端（図
の左端）のボス部９ａに軸受部９ｂを設け、軸受
部９ｂに支えられた送りねじ１０を前述の第１テ
ーブル１２の下面に一体に設けたボス部１２ａの
ねじ孔１１内に螺合している。又案内台９の上面
に第１テーブル１２を設け、案内台９とはあり溝
１２ｂにより噛み合わせ、送りねじ１０のコラム
２の後端にハンドル１３を固定して、このハンド
ル１３を回転させることにより、第１テーブル１
２をコラム２側へ前進、又は反対側へ後進するよ
う摺動させることが出来る。 A guide stand 9 is attached to the column 2 on the horizontal upper surface of the device main body stand 1.
A bearing part 9b is provided on the boss part 9a at the rear end (left end in the figure) of the column 2 of the guide stand 9, and the feed screw 10 supported by the bearing part 9b is fixed to the lower surface of the first table 12 described above. It is screwed into a screw hole 11 of a boss portion 12a provided integrally with the. Further, a first table 12 is provided on the upper surface of the guide table 9, and is engaged with the guide table 9 through a dovetail groove 12b, and a handle 13 is fixed to the rear end of the column 2 of the feed screw 10, and this handle 13 is rotated. Accordingly, the first table 1
2 can be slid forward toward the column 2 or backward toward the opposite side.
第１テーブル１２の上面中央近辺に支持軸台ボ
ス部１４を設け、支持軸１５の下端の小径段付軸
１５ａを支持軸台ボス部１４に圧入している。 A support axle head boss portion 14 is provided near the center of the upper surface of the first table 12, and a small diameter stepped shaft 15a at the lower end of the support shaft 15 is press-fitted into the support axle head boss portion 14.
支持軸１５の上端に設けた小径段付軸１５ｂの
ボールベアリング１６を嵌入し、このボールベア
リング１６を介して上部に第２テーブル１９を設
置する。即ち第２テーブル１９の下部中央近辺に
ボス筒２０を作り出し、このボス筒２０をボール
ベアリング１６に嵌入し、ボールベアリング押へ
蓋１７をボルト１８にてボス部２０に固定して、
第２テーブル１９を受けている。 A ball bearing 16 of a small diameter stepped shaft 15b provided at the upper end of the support shaft 15 is fitted, and a second table 19 is installed on the upper part via this ball bearing 16. That is, a boss cylinder 20 is created near the center of the lower part of the second table 19, this boss cylinder 20 is fitted into the ball bearing 16, and the ball bearing pressing cover 17 is fixed to the boss part 20 with the bolt 18.
A second table 19 is being received.
第２テーブル１９は支持軸１５を中心軸として
ボールベアリング１６により矢印Ｅ前方に対し左
右の揺動運動が出来る構造としている。 The second table 19 has a structure in which it can swing from side to side in the direction of the arrow E using a ball bearing 16 with the support shaft 15 as the central axis.
又第２テーブル１９の上面にはあり溝１９ａが
設けてありこのあり溝１９ａにワーク取付台２１
が第２テーブル１９の長手方向（第１図の左右方
向）に摺動自在に取り付けられ、又後端にテーブ
ル１９を手動にて左右に揺動するための握り付き
レバー２２がねじ込まれている。 Further, a dovetail groove 19a is provided on the upper surface of the second table 19, and the workpiece mounting base 21 is installed in this dovetail groove 19a.
is slidably attached to the second table 19 in the longitudinal direction (horizontal direction in FIG. 1), and a lever 22 with a grip is screwed into the rear end for manually swinging the table 19 from side to side. .
第１図の−矢視第２図は手動式ワーク取付
台の実施例を示す平面図であり、ノブ２３を回す
と締付ねじ２５により両端の締付金具２４がワー
ク取付台２１の内側へ締め寄せられ、加工物Ｆ又
はF1を締め付けて固定出来る構造である。 2 is a plan view showing an embodiment of the manual workpiece mount in FIG. It has a structure that allows the workpiece F or F1 to be tightened and fixed.
第２テーブル１９の左右揺動運動を機械的に行
うことが出来るようにするため、第１テーブル１
２の上面コラム２側に支持軸１５の軸中心を通る
第１テーブル１２の縦中心線上に回転テーブル台
２６が固定され、回転テーブル台２６の上端軸３
１に回転板２７が嵌め込み固定されている。第２
テーブル１９の下面には左右揺動角度範囲を制限
する長溝３２が第２テーブル１９の長手方向中心
線上に切り込まれ、回転板２７に上端に小さなボ
ールベアリング２９が嵌入した摺動ピン２８が固
定されて、回転板２７が回転するとボールベアリ
ング２９は上記長溝３２内で往復運動して第２テ
ーブル１９を左右に揺動せしめる。回転テーブル
台２６の側面にはギヤードモーター３０を取り付
けている。 In order to mechanically perform the left and right swinging motion of the second table 19, the first table 1
A rotary table base 26 is fixed on the vertical center line of the first table 12 passing through the axis center of the support shaft 15 on the column 2 side of the upper surface of the rotary table base 26, and the upper end shaft 3 of the rotary table base 26
A rotary plate 27 is fitted and fixed to 1. Second
A long groove 32 is cut into the lower surface of the table 19 on the longitudinal center line of the second table 19 to limit the left and right swing angle range, and a sliding pin 28 with a small ball bearing 29 fitted into the upper end is fixed to the rotating plate 27. When the rotating plate 27 rotates, the ball bearing 29 reciprocates within the long groove 32, causing the second table 19 to swing left and right. A geared motor 30 is attached to the side surface of the rotary table base 26.
曲面整形加工しようとする加工物Ｆ又はF1の
１乃至数個を重ねて、第２図に示されているよう
にワーク取付台２１の中心線Ａ−A1に加工物Ｆ
又はF1の長手方向中心線を合わせて締付金具２
４にて締め付けて固定する。 Stack one or several workpieces F or F1 to be processed for curved surface shaping, and place the workpieces F on the center line A- A1 of the workpiece mounting table 21 as shown in FIG.
Or, align the longitudinal center line of F1 and tighten the tightening bracket 2.
Tighten and fix at step 4.
次に第３図において支持軸１５の中心線上を通
る第１テーブル１２の側面目盛位置をＯ基点、ハ
ンドル１３（第１図）側の砥石車８の加工接触面
をＰ基準として、Ｏ基点とＰ基準を通るO1−O1
線を加工始め基準位置とする。この位置合わせは
図示されてない光電管などにより検出する。 Next, in FIG. 3, the side scale position of the first table 12 passing on the center line of the support shaft 15 is taken as the O reference point, and the machining contact surface of the grinding wheel 8 on the handle 13 (Fig. 1) side is taken as the P reference. O 1 −O 1 that passes P criterion
Set the line as the reference position for starting processing. This alignment is detected by a phototube or the like (not shown).
第４図に加工物Ｆ又はF1を凸面整形又は凹面
整形加工をする場合の位置決めを示す。凸面整形
をする場合はイ図、凹面整形する場合をロ図に示
す。先ず凸面加工をしようとする場合第４図イに
示すように砥石車８のＰ基準に対して第１テーブ
ル１２の目盛のＯ基点をハンドル１３（第１図）
を回転して第３図に示す（−）側に送り進める。
又凹面加工をしようとする場合は第４図ロに示す
様に上記の目盛のＯ基点を（＋）側に送り進め
る。 FIG. 4 shows positioning when the workpiece F or F1 is subjected to convex or concave shaping. Figure A shows convex shaping, and Figure B shows concave shaping. First, when machining a convex surface, as shown in Fig. 4A, set the O base point of the scale of the first table 12 to the P reference of the grinding wheel 8 on the handle 13 (Fig. 1).
is rotated and sent forward to the (-) side shown in FIG.
If concave surface machining is to be performed, move the O base point of the scale to the (+) side as shown in FIG. 4B.
加工物Ｆ又はF1の曲面Ｒ寸法は加工の際位置
を決めた目盛Ｏ基点と砥石車８の加工接触面Ｐ基
準との間隔を電気光電管などにより読み取ること
により決められる。 The dimension of the curved surface R of the workpiece F or F1 is determined by reading the distance between the base point of the scale O, which is positioned during machining, and the reference surface P of the grinding wheel 8 in contact with the grinding surface, using an electric phototube or the like.
上記の通り加工物又は砥石チツプの加工位置を
セツトした後、第２テーブル１９の握り付きレバ
ー２２を左右揺動角度（α×２又はβ×２）範囲
で揺動させて研削、研磨加工を行う。研削、研磨
代は第１テーブル１２のハンドル１３を第１テー
ブル１２の目盛により調整しながら送り進めて、
研削、研磨加工することにより第５図のイ（Ｒ寸
法加工の凸曲面整形の場合）、ロ（R1寸法加工の
凹曲面整形の場合）のように、凸、凹曲面の整形
加工物Ｆ又はF1が出来る。第５図ハはR2寸法加
工の凹変形曲面整形の場合を示し、加工物F2の
取付位置を第２テーブル１９の長手方向の砥石車
８の中心を通るO2−O2中心線上より左側又は右
側にｌだけづらして取り付けることにより変形曲
面加工も可能である。 After setting the processing position of the workpiece or grindstone chip as described above, grinding and polishing are performed by swinging the gripped lever 22 of the second table 19 within the left and right swing angle range (α x 2 or β x 2). conduct. To adjust the amount of grinding and polishing, advance the handle 13 of the first table 12 while adjusting it with the scale of the first table 12.
By grinding and polishing, a shaped workpiece F with convex and concave curved surfaces can be obtained as shown in Figure 5 A (in the case of convex curved surface shaping with R dimension machining) and B (in the case of concave curved surface shaping with R 1 dimension machining). Or you can do F 1 . FIG. 5C shows the case of concave deformation curved surface shaping for R2 dimension machining, and the mounting position of the workpiece F2 is set from the O2 - O2 center line passing through the center of the grinding wheel 8 in the longitudinal direction of the second table 19. It is also possible to process a deformed curved surface by mounting it on the left or right side with an offset of l.
第１図−矢印図により機械的揺動操作を行
う場合の動作を説明する。回転テーブル台２６の
内部減速ギヤー（図示せず）により回転板２７は
低速で回転する。回転板２７が低回転すると回転
板２７に固定された摺動ピン２８の上部段付軸に
嵌入された小さなボールベアリング２９が回転し
ながら第２テーブル１９下面の長溝３２に案内さ
れて、第２テーブル１９を左右に揺動角度範囲
（α×２、又はβ×２）で揺動させ、研削、研磨
加工を機械的に行うことが出来る。 FIG. 1 - The operation when performing a mechanical swinging operation will be explained with reference to the arrow diagram. The rotary plate 27 is rotated at a low speed by an internal reduction gear (not shown) of the rotary table base 26. When the rotary plate 27 rotates slowly, a small ball bearing 29 fitted into the upper stepped shaft of the sliding pin 28 fixed to the rotary plate 27 rotates and is guided by the long groove 32 on the bottom surface of the second table 19. Grinding and polishing can be performed mechanically by swinging the table 19 left and right in a swing angle range (α×2 or β×2).
凸曲面、又は凹曲面のＲ，R1寸法は第３図に
示す第１テーブル１２の側面に取り付けられた目
盛板により目視の上計測するか、電気的指示によ
る計測方法としては、例えば第１テーブル１２の
目盛板のＯ基点より加工物Ｆ、又はF1に当てた
砥石車８の加工接触面Ｐ基準迄の距離を図示され
ていない精度の高いデジタル表示寸法計測器の目
盛により瞬時にＲ、又はR1寸法表示を行い、加
工のため送り進められた寸法はデジタル目盛の変
換指示により積算表示する方法がある。 The R and R1 dimensions of a convex curved surface or a concave curved surface can be measured visually using a scale plate attached to the side surface of the first table 12 shown in FIG. The distance from the O reference point of the scale plate of the table 12 to the reference machining contact surface P of the grinding wheel 8 applied to the workpiece F or F1 is instantly measured by the scale of a highly accurate digital display dimension measuring device (not shown). Alternatively, there is a method of displaying the R1 dimension and displaying the integrated dimensions by converting the digital scale.
また第１図の第１テーブル１２を機械送りして
研削、研磨加工する方法としては、例えば第２テ
ーブル１９揺動用回転テーブル台２６の下端軸
（図示せず）を延長して送りねじ１０のハンドル
１３の反対側の軸端に連動出来るように送り機構
（図示せず）を設け、ギヤードモーター３０の動
力を利用して機械送りする方法が考えられる。 Further, as a method for grinding and polishing the first table 12 shown in FIG. A conceivable method is to provide a feeding mechanism (not shown) to the opposite shaft end of the handle 13 so that it can be interlocked with the shaft end, and to mechanically feed it using the power of the geared motor 30.
加工物Ｆ又はF1の取付方法は前述の実施例に
限られるものでなく、ワーク取付台２１はマグネ
ツトチヤツク方式、油圧力による締付方式又は空
気式によるニユーマチツク方式であつても差し支
えない。 The method for attaching the workpiece F or F1 is not limited to the above-mentioned embodiments, and the workpiece mount 21 may be of a magnetic chuck type, a hydraulic tightening type, or a pneumatic pneumatic type.
砥石車８の形状変化および加工物Ｆ，F1の種
類により、Al2O3，SiC系、CBN、ダイヤモンド
等の砥粒を使用し、結合剤もV.R.B.M.系または
特殊結合剤も含めて加工物に適した砥石車８を選
択することにより、金属類、セラミツクス、石材
等の曲面研削、研磨も可能である。研削、研磨加
工の際必要に応じて研削液を添加する。 Depending on the shape change of the grinding wheel 8 and the type of workpieces F and F 1 , abrasive grains such as Al 2 O 3 , SiC, CBN, and diamond may be used, and the binder may also be VRBM or special binder. By selecting an appropriate grinding wheel 8, it is also possible to grind and polish curved surfaces of metals, ceramics, stones, etc. Add grinding fluid as necessary during grinding and polishing.
本考案による曲面整形用加工装置によると次の
様な優れた効果を期待することが出来る。 According to the curved surface shaping processing device according to the present invention, the following excellent effects can be expected.
(1) 凸面、凹面との曲面Ｒ寸法が任意に然も正確
に整形が出来る。(1) The curved surface R dimension of convex and concave surfaces can be shaped arbitrarily and accurately.
(2) 砥石整形面の形状精度の高いものが加工でき
る。(2) It is possible to process items with high shape accuracy on the grindstone shaping surface.
(3) 複数個が同時に整形加工できるので能率的
（生産的）である。(3) It is efficient (productive) because multiple pieces can be shaped at the same time.
第１図は装置の一部を縦断面図で示す側面図、
第２図は第１図の−矢視図、第３図は砥石車
のＰ基準と支持軸中心のＯ基点をO1−O1中心線
上に一致させた加工基準位置を示す側面図、第４
図イは凸曲面整形の場合、ロは凹曲面整形の場合
の加工物セツト位置での揺動作動の１例を示す平
面図、第５図イはＲ寸法加工の凸曲面整形の場
合、ロはR1寸法加工の凹曲面整形の場合の加工
物の仕上り状態を示した平面図、ハはR2寸法加
工の変形凹曲面整形加工物の仕上り状態を示した
平面図である。１……装置本体台、２……コラ
ム、６……ヘツド、７……モーター、８……砥石
車、９……案内台、１２……第１テーブル、１４
……支持軸台ボス部、１５……支持軸、１６……
ボールベアリング、１９……第２テーブル、２０
……ボス筒、２１……ワーク取付台、２６……回
転テーブル台、２７……回転板。
FIG. 1 is a side view showing a part of the device in longitudinal section;
Fig. 2 is a view in the - arrow direction of Fig. 1, Fig. 3 is a side view showing the machining reference position where the P reference of the grinding wheel and the O reference point at the center of the support shaft are aligned on the O 1 - O 1 center line; 4
Figure A is a plan view showing an example of the rocking motion at the workpiece set position in the case of convex curved surface shaping, B is a plan view showing an example of rocking motion at the workpiece set position in the case of concave curved surface shaping, and Figure 5A is a plan view showing an example of rocking motion at the workpiece set position in the case of convex curved surface shaping with R dimension machining. 1 is a plan view showing the finished state of the workpiece in the case of concave curved surface shaping with R1 dimension processing, and C is a plan view showing the finished state of the deformed concave curved surface shaped workpiece with R2 dimension processing. 1... Device main body stand, 2... Column, 6... Head, 7... Motor, 8... Grinding wheel, 9... Guide stand, 12... First table, 14
...Support axle boss part, 15...Support shaft, 16...
Ball bearing, 19...Second table, 20
...Boss tube, 21...Work mounting stand, 26...Rotary table stand, 27...Rotary plate.
Claims (1)
にヘツドを昇降自在に支持し、このヘツドに固定
されたモーターの垂直軸下端に砥石車を取り付
け、装置本体台に水平な案内台を設けてその上に
第１テーブルをコラム側へ前進、又は反対側へ後
進するように支持し、第１テーブル上に垂直な支
持軸を設け、支持軸上端に水平に第２テーブルを
支承し、第２テーブルにワーク取付台と第２テー
ブルの揺動機構を設け、砥石車のまわりにワーク
を揺動させるとともに、揺動中心軸と砥石車の加
接触面との距離を調整する構成となし、任意の凹
凸曲面整形を可能としたことを特徴とする曲面整
形用加工装置。 A vertical column is attached to the main unit stand, a head is supported on the column so that it can be raised and lowered, a grinding wheel is attached to the lower end of the vertical shaft of a motor fixed to this head, and a horizontal guide stand is provided on the main unit stand. A first table is supported so as to be moved forward toward the column side or backward toward the opposite side, a vertical support shaft is provided on the first table, a second table is supported horizontally on the upper end of the support shaft, and a second table is supported horizontally on the upper end of the support shaft. A swing mechanism is provided for the workpiece mounting base and the second table to swing the workpiece around the grinding wheel, and to adjust the distance between the center axis of swing and the grinding contact surface of the grinding wheel. A processing device for shaping a curved surface, which is characterized by being capable of shaping a curved surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981024870U JPS6135398Y2 (en) | 1981-02-23 | 1981-02-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981024870U JPS6135398Y2 (en) | 1981-02-23 | 1981-02-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57140951U JPS57140951U (en) | 1982-09-03 |
| JPS6135398Y2 true JPS6135398Y2 (en) | 1986-10-15 |
Family
ID=29822583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981024870U Expired JPS6135398Y2 (en) | 1981-02-23 | 1981-02-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6135398Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5772404B2 (en) * | 2011-09-01 | 2015-09-02 | 日本精工株式会社 | Superfinishing wheel manufacturing method, superfinishing wheel manufactured by the method, and rolling bearing superfinishing method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52107914A (en) * | 1976-02-28 | 1977-09-10 | Iseki Agricult Mach | Seedling quantity change device for rice transplanting machine |
-
1981
- 1981-02-23 JP JP1981024870U patent/JPS6135398Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52107914A (en) * | 1976-02-28 | 1977-09-10 | Iseki Agricult Mach | Seedling quantity change device for rice transplanting machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57140951U (en) | 1982-09-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4829716A (en) | Apparatus for automatically performing plural sequential spherical grinding operations on workpieces | |
| KR100820985B1 (en) | Method and device for grinding central bearing positions on crankshafts | |
| CN201089104Y (en) | Bulb grinder | |
| JP2004066392A (en) | Grinding method of vertical type double-head surface grinding machine for machining brake disk | |
| CN215317774U (en) | Full-automatic double-end-face grinding and polishing machine for spring chuck | |
| US5010692A (en) | Polishing device | |
| JPS6135398Y2 (en) | ||
| CN216883179U (en) | Head walking type follow-up grinding machine suitable for processing inner and outer curves | |
| EP0241468A1 (en) | A grinding machine workhead fitted with a dressing tool. | |
| JP4195668B2 (en) | Truing method and centerless grinding method for centerless grinding machine for bar workpiece | |
| CN2190002Y (en) | Grinding machine for fluted twist drill | |
| JP2005118981A (en) | Method and device for carrying out circular grinding | |
| US4839992A (en) | Polishing device | |
| US2848853A (en) | Motorized milling and grinding head | |
| JPH05138513A (en) | Cylinder grinder equipped with wheel spindle stocks facing each other | |
| CN218904609U (en) | Roller type numerical control external diameter grinding machine | |
| CN211193497U (en) | Grinding wheel dresser | |
| JPS61178167A (en) | Polishing apparatus | |
| US3289539A (en) | Methods and apparatus for producing test specimens | |
| CN217194302U (en) | Cutter excircle grinding machine tool | |
| CN217751005U (en) | Mechanical part machining clamp for numerically controlled grinder | |
| CN214080548U (en) | Three-grinding-head ultrasonic pneumatic static pressure high-precision internal grinding machine for machining high-pressure common rail needle valve body | |
| JPS59219152A (en) | Mirror finishing machine | |
| JPS63237810A (en) | Turning broaching machine | |
| JPH0574705U (en) | Center with heart adjustment mechanism |