JPS60172445A - Dividing apparatus for tool rest and the like - Google Patents
Dividing apparatus for tool rest and the likeInfo
- Publication number
- JPS60172445A JPS60172445A JP2827084A JP2827084A JPS60172445A JP S60172445 A JPS60172445 A JP S60172445A JP 2827084 A JP2827084 A JP 2827084A JP 2827084 A JP2827084 A JP 2827084A JP S60172445 A JPS60172445 A JP S60172445A
- Authority
- JP
- Japan
- Prior art keywords
- cam
- tool rest
- output shaft
- roller
- shaft
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q16/00—Equipment for precise positioning of tool or work into particular locations not otherwise provided for
- B23Q16/02—Indexing equipment
- B23Q16/022—Indexing equipment in which only the indexing movement is of importance
- B23Q16/025—Indexing equipment in which only the indexing movement is of importance by converting a continuous movement into a rotary indexing movement
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Positioning Apparatuses (AREA)
Abstract
Description
【発明の詳細な説明】 （技術分野） この発明は刃物台等の割出装置に関する。[Detailed description of the invention] (Technical field) The present invention relates to an indexing device for a tool rest or the like.
（背景技術）
各種産業機械に不可欠な割出機構（間欠運動機構）とし
て、従来から欠歯歯車、爪巾、ゼネバ等−１−
が知られているが、このようｔ丁割出１幾椙でパはバッ
クラッシコを完全に除去することができず、；１：だ加
速度も不連続なため、運φ（Ｉ特許）１１勺停止粕１α
（割出精度）の点で充分とは言えなかった。(Background Art) As indexing mechanisms (intermittent motion mechanisms) essential to various industrial machines, gears with intermittent teeth, pawl widths, Geneva, etc. have been known for a long time. The backlash cannot be completely removed, and the acceleration is also discontinuous, so luck
(Indexing accuracy) was not sufficient.
そこで近年、高速化と加速度のｉ’ｌｉ続的運動的運動
曲線したカム式割出機構が叩案されている（大家カム（
株）インチ１シングドラ、イブ参照）。Therefore, in recent years, a cam-type indexing mechanism with a continuous kinematic motion curve of increased speed and acceleration has been proposed (Oya cam).
(See Inch 1 Singdra, Eve).
例えば第１図に示すように駆動軸１と被駆動軸２が互い
に平行に設【°ノられ、ハウジング３の内部に第２図の
ようなインデックスカム１幾構が収装される。For example, as shown in FIG. 1, a driving shaft 1 and a driven shaft 2 are arranged parallel to each other, and several index cams 1 as shown in FIG. 2 are housed inside a housing 3.
駆動軸１は２枚の力ｌ）４．５を連結し、これらのカム
４，５は、それぞれ真内部４ａ、５ａどカム山のある形
状部４ｂ、５１＋を一個づつ右する、。The drive shaft 1 connects two force l) 4.5, and these cams 4, 5 move one by one the true inner parts 4a, 5a and the cam ridged shaped parts 4b, 51+.
一方、被駆動軸２はその外周同心円１−に、上記互いに
位相をずらＩたカム４，５に対応するようにそれぞれ４
個ずつの従節ローラ６，７を有し、これらローラ６．７
は被駆動軸２ど一体のプレート８の外縁部に自転自由に
取（”Ｉ ＋−１られる。On the other hand, the driven shaft 2 has four cams 4 and 5 on its outer circumferential concentric circle 1- corresponding to the cams 4 and 5 that are out of phase with each other.
It has two follower rollers 6, 7 each, and these rollers 6.7
is attached to the outer edge of the plate 8, which is integral with the driven shaft 2, so that it can rotate freely.
図において駆動軸は時削方向に等速回転し、ロー ２
−
−ラ６ａがカム４の真内部４ａから形状部４ｂに乗り上
げるどき、ローラ６ａは被駆動軸２を反時ｎ１方向に回
転させる。ローラ６ａがカム４の形状部／ｌ ｂに乗り
上げてローラ６ａが所定角度だけ送り出されると、こん
どは次にくるローラ７ａが他方のカム５の形状部５ｂに
乗り上げる。In the figure, the drive shaft rotates at a constant speed in the cutting direction.
- - When the roller 6a rides on the shaped portion 4b from the inner part 4a of the cam 4, the roller 6a rotates the driven shaft 2 counterclockwise in the n1 direction. When the roller 6a rides on the shaped part /lb of the cam 4 and is sent out by a predetermined angle, the next roller 7a rides on the shaped part 5b of the other cam 5.
イして、ローラ６ａがカム４の形状部４ｂの頂十を通過
１ノ終えると、次のローラ７ａがカム５の形状部５１）
の頂」−を通過し、それぞれのローラ６ａ、７ａはカム
４，５の形状部４ｂ、５ｂを順に下降し、次にくるロー
ラ６ｂ、７ｂがカム４，５の真内部４ａ、５ａと対面す
る。When the roller 6a passes the top ten of the shaped portion 4b of the cam 4 and finishes one stroke, the next roller 7a passes the shaped portion 51 of the cam 5).
The rollers 6a and 7a successively descend through the shaped parts 4b and 5b of the cams 4 and 5, and the next rollers 6b and 7b face the inner parts 4a and 5a of the cams 4 and 5, respectively. do.
［１−ラ６ｂ、７ｂがぞれぞれカム４，５の真内部／Ｉ
ａ、５ａと対面してこれを挾み付けている間、１１−ラ
６ｈ、７ｂの中心軸はいずれにも回転できずに静１１１
）でいるので、被駆動軸２は停留した状態にあり、駆動
軸１が一回転すると、再び上記動作を繰り返す。[1-Las 6b and 7b are directly inside the cams 4 and 5, respectively/I
While facing and sandwiching 11-ra 6h and 5a, the central axes of 11-ra 6h and 7b could not rotate in any direction and remained static 111.
), the driven shaft 2 is in a stationary state, and when the drive shaft 1 rotates once, the above operation is repeated again.
このＪ：うにして駆動軸１の２枚のカム４．５にＪ、っ
て２列の複数個の従節ローラ６．７を順次送−３−
ることにより被駆動軸２を、この■合割出数４回で間欠
運動させる。By sequentially feeding two rows of a plurality of follower rollers 6.7 to the two cams 4.5 of the drive shaft 1, the driven shaft 2 is ■ Perform intermittent exercise with a total number of 4 repetitions.
ところで、このようなカム式υ１出装訪で（，１、被駆
動軸２に、例えば刃物台が取イ・ロー）られるが、−で
の場合刃物台は従節ローラ６．７が各々カム４，５の真
内部４ａ、５ａを映みつ（Ｊている間、割出位置に固定
されて切削加Ｔを行なう、つまり刃物台に作用する切削
抵抗を１］−ラ６，７とカム４．りで直接受ｉりるよう
にイＴつ−Ｃいるため、［１−ラ６゜７とカム４，５に
摩耗や破旧が！１じ病く、良い間使っていると割出精度
が次第に＋ｌＩｉ ＜ イＴるという問題があった。By the way, in such a cam type υ1 mounting (, 1, driven shaft 2, for example, the tool rest is removed), in the case of -, the tool rest follows the follower rollers 6 and 7, respectively. The inner parts 4a and 5a of the cams 4 and 5 are fixed at the index position and the cutting force T is applied, that is, the cutting resistance acting on the tool rest is 1] - the cams 4 and 4. Since there are two parts that are directly connected to the cams 4 and 5, there is wear and tear on the 1-ra 6°7 and the cams 4 and 5! There was a problem that gradually became +lIi < iTru.
（発明の目的）
この発明はこのような問題点に着目してなされたもので
、従節ローラどカムは刃物台等の割出のみを行ない、加
］一時の切削抵抗等は受１′、Ｉイ「いようにした刃物
台等の割出装置のｌｆｆ１ （ＪＬを［］的とηる。１
（発明の構成及び作用）
そのため、この発明（表出内軸にての外周回心円上に複
数の従節［１−ラを等間隔に配設したターレー ４ −
ッ１−を段【）、入力軸に」−記従節ローラと係合して
出力軸を所定の割出数で間欠回転させるカムを段【」る
ど共に、出力軸に回転駆動部を一体的に結合１ノる一方
、従節ローラとカムの係合を解除するように出力軸を軸
方向に移動させる駆動手段と、従節【１−ラどカムの係
合が解除された時に回転駆動部を拘束Ｊるクランプ手段
とを設ける。(Object of the Invention) This invention was made by paying attention to the above-mentioned problem, and the follower roller and cam only index the tool rest etc.; lff1 of the indexing device of the tool rest etc. (take JL as [] target.1
(Structure and operation of the invention) Therefore, this invention (a plurality of follower joints [1-ra] arranged at equal intervals on the outer circumferential pivot circle at the inner expression axis; , the input shaft is provided with a cam that engages with the follower roller and rotates the output shaft intermittently at a predetermined index number, and the rotary drive unit is integrally connected to the output shaft. On the other hand, there is a driving means for moving the output shaft in the axial direction so as to release the engagement between the follower roller and the cam, and a drive means for restraining the rotational drive section when the engagement between the follower roller and the cam is released. A clamping means is provided.
即１５、出力軸は入力軸の駆動に伴ってカムと従節ロー
ラの相互作用により、刃物台等を所定の割出位置に停止
させるが、この時駆動手段が従節ローラどカムの係合を
解除すると、これに連動してクランプ手段が刃物台等回
転駆動部を強固に拘束づる。15. As the input shaft is driven, the output shaft stops the tool rest etc. at a predetermined index position by the interaction between the cam and the follower roller, but at this time, the driving means stops the follower roller and the cam. When this is released, the clamping means firmly restrains the rotational drive unit such as the tool rest.
従って、ｌｆｆ１１時に刃物台等に作用する切削抵抗は
、クラン／手段によってしっかりと受け止められ、カム
ど従節ローラに作用しない。Therefore, the cutting resistance acting on the tool rest etc. at lff11 is firmly received by the clamp/means and does not act on the cam or the follower roller.
（実施例）
以下、この発明を第３．４図の実施例に従って説明する
。(Example) The present invention will be described below according to the example shown in FIG. 3.4.
１０はケース本体１１に摺回動自由に支持され−５−
た出力軸、１２は出力軸１０に刑し直交する方向でケー
ス本体１１に回動自由に支ＩＳされた入力軸を示す。Reference numeral 10 indicates an output shaft supported by the case body 11 for free sliding rotation, and 12 indicates an input shaft supported by the case body 11 for free rotation in a direction orthogonal to the output shaft 10.
入力軸１２にはこの場合、所謂ローラギアカム１３が一
体的に配設される。In this case, a so-called roller gear cam 13 is integrally disposed on the input shaft 12 .
これに対し、出力軸１０にはイの外周同心上に、カム１
３に対応して６個の従節ローラ１４を等間隔かつ回転自
在に配設したタレッ１〜１５が取付１ノられる。On the other hand, the output shaft 10 has a cam 1 concentrically on the outer circumference of A.
3, turrets 1 to 15 each having six follower rollers 14 arranged at regular intervals and rotatably are installed.
ローラギアカム１３のカム形状は第４図に示づように、
３本のり−ド１６により形成され、これらのり一ド１６
は入力？ｌ＋ １２の１回転に伴ってタレット１５の従
節ローラ１４を回転角６０度だＧ−Ｊ送り出す捩れ部１
７と、従節ローラ１４をカム１３とタレツ］〜１５を結
ぶ中心線ｔ１−で２本のり一ド１６と１６にって停留さ
せる直線部１８とからなる。The cam shape of the roller gear cam 13 is as shown in FIG.
It is formed by three glueds 16, and these glued 16
Is it input? Twisted portion 1 that sends out the follower roller 14 of the turret 15 by a rotation angle of 60 degrees G-J with one rotation of l+12
7, and a straight portion 18 in which the follower roller 14 is stopped by two guides 16 and 16 at a center line t1- connecting the cam 13 and the turrets 15 to 15.
ローラギアカム１３は入力軸１２の等速回転させた場合
、出力軸１０を割出数６回で間欠運動させる。When the input shaft 12 rotates at a constant speed, the roller gear cam 13 moves the output shaft 10 intermittently at six indexing times.
＝ ６ ＝
一方、出力軸１０の一端には負荷、例えば刃物台１つが
一体的に連結され、刃物台１９とケース本体１１の間に
クランプ装置２０が介装される。= 6 = On the other hand, a load, for example, one tool rest, is integrally connected to one end of the output shaft 10, and a clamp device 20 is interposed between the tool rest 19 and the case body 11.
クランプ装置２０は、対向面に形成した多数の山部を介
して互いに噛み合う１対のリング状部材２０Ａと２０３
とで構成され、一方のリング状部＋４２０ Ａは刃物台
１９に、他方のリング状部材２０Ｂはケース本体１１に
各々固定される。The clamp device 20 includes a pair of ring-shaped members 20A and 203 that engage with each other through a large number of peaks formed on opposing surfaces.
One ring-shaped member +420A is fixed to the tool rest 19, and the other ring-shaped member 20B is fixed to the case body 11.
そしてクランプ装置２０は後述するように、出力軸１０
が図中右方向に摺動すると、リング状部Ｕ２ＯＡと２０
Ｂが噛合って刃物台１９をケース本体１１に拘束すると
共に、出力軸１０が逆方向へ贋動・Ｊると、リング状部
材２ＯＡと２０Ｂの噛合いが外れで、刃物台１９の拘束
を解くようになっている。The clamping device 20 is connected to the output shaft 10 as will be described later.
slides to the right in the figure, the ring-shaped parts U2OA and 20
B meshes to restrain the tool rest 19 to the case body 11, and when the output shaft 10 moves in the opposite direction, the ring-shaped members 2OA and 20B disengage and restrain the tool rest 19. It is meant to be solved.
クース本イホ１１には出力軸１０の一方の軸受部外周に
ピストン２２により２室Ａと８に画成されたシリンダ２
３が形成され、ピストン２２は出力軸１０を回転自由に
支持するベアリング部２４のレース２５に一体的に嵌め
付けられる。The Koos main engine 11 has a cylinder 2 which is defined into two chambers A and 8 by a piston 22 on the outer periphery of one bearing part of the output shaft 10.
3 is formed, and the piston 22 is integrally fitted into a race 25 of a bearing portion 24 that rotatably supports the output shaft 10.
＝ ７ −
ベアリング部２’ｌは出力軸１０の周面を転１Ｆｌｌ−
Ｊるコロ２６ど、レース２５とスペーク−２７の間で転
勤するコロ２８どからイｆす、これら出力軸１０の外周
で段部２９にネジ３０によって締（ｊｉ ｌ：Ｊられる
。= 7 - The bearing part 2'l rotates around the circumferential surface of the output shaft 10 1Fll-
The rollers 26, 28, etc. that transfer between the race 25 and the spacer 27 are tightened to the stepped portion 29 on the outer periphery of the output shaft 10 by screws 30.
そして、シリンダ２３は油室△とＢに選択的に油圧をか
けるど、ビス］ヘン２２が１習動してベアリング部２／
ｌを介し出力軸１０を軸方向に贋動さＶる。但し、出力
軸１０のス１ヘロークは既述のＪ：うにクランプ装買の
噛合いを外りと共に、前述の従節ローラ１４をカム１３
から解放するにうに設定される。Then, the cylinder 23 selectively applies hydraulic pressure to the oil chambers △ and B, but the screw hex 22 moves by 1 and the bearing part 2/
The output shaft 10 is moved in the axial direction via V. However, the rotation of the output shaft 10 is performed by disengaging the previously described J: sea urchin clamp equipment and moving the previously mentioned follower roller 14 to the cam 13.
It is set to release from
従って、シリンダ２３の油室Ｂに油圧が供給されると、
第３図の１点鎖線ｍにより下方で示すように、ピストン
２２の囲動に伴って出力軸１０が一体に刃物台１９を左
方向に移動し、クランプ装置２０の噛合を外すと共に、
従節ローラ１／Ｉをカム１３の直線部１８と１８の間に
嵌め込む。Therefore, when oil pressure is supplied to the oil chamber B of the cylinder 23,
As shown below by the dashed line m in FIG. 3, as the piston 22 moves around, the output shaft 10 integrally moves the tool rest 19 to the left, disengaging the clamping device 20, and
The follower roller 1/I is fitted between the straight parts 18 and 18 of the cam 13.
ピストン２２がｈ隅点に達するど信号にＪ：って、入力
軸１２が回転し、カム１３により従節ローラー ８ −
１／Ｉを介し出力軸１０を回転させる。When the piston 22 reaches the h corner point, the input shaft 12 rotates in response to the signal J:, and the cam 13 rotates the output shaft 10 via the follower roller 8-1/I.
そして、所定の割出位置で刃物台１９が停止すると信号
によって、圧油の流れを切換えると共に、駆動軸１２を
停止する。When the tool rest 19 stops at a predetermined index position, the flow of pressure oil is switched and the drive shaft 12 is stopped in response to a signal.
油室Δに油圧が供給されると、ピストン２２が右方向に
１習動し、１点鎖線…より上方に図示したように、リン
グ状部材２ＯＡと２０Ｂを噛合わせる一方で、従節ロー
ラ１４をカム１３の直線部１８と１８の間から外す。When oil pressure is supplied to the oil chamber Δ, the piston 22 moves one step to the right and engages the ring-shaped members 2OA and 20B, while also moving the follower roller 14 as shown above the dashed line... from between the straight parts 18 and 18 of the cam 13.
この状態で、刃物台１９は刃部３１により切削加工を開
始するのであり、加工が終了すると、信号によって、再
び圧油の流れを切換えて前記の作動を繰り返す。In this state, the tool post 19 starts cutting using the blade portion 31, and when the cutting is completed, the flow of pressure oil is switched again in response to a signal and the above-mentioned operation is repeated.
この場合、上記一連の作動を全て自動的に行なうために
、図示ないが、ピストン２２のストローク位置を検知す
る手段と、刃物台１９の角度位置くつまり、刃物台１９
の割出が終ったか否か）を検知する手段と、割出位置で
の切削加工が終ったことを検出する手段とが設けられる
。In this case, in order to automatically perform all of the above series of operations, a means (not shown) for detecting the stroke position of the piston 22 and an angular position of the tool rest 19 are provided.
means for detecting whether or not indexing has been completed, and means for detecting that cutting at the indexed position has been completed.
ところで、加工時には刃物台１９に作用する切−９−
副抵抗は、クランプ装置２０にＪ：ってし・）がりと抑
えられるため、カム１３ど従節［］−ラ１４に作用しな
い。Incidentally, during machining, the cutting resistance acting on the tool rest 19 is suppressed by the clamping device 20, so that it does not act on the cam 13 or the follower 14.
しかも、クランプ装置２０が刃物台１９を拘束すると同
時に、従節ローラ１４がカム１３から外れるようになっ
ているため、仮にカム１３の割出位置でリング状部材２
０△と１０Ｂがピッタリと噛合わず、ずれがあったと１
ノでも、円貨が噛合う時点で従節ローラ１４はカム１３
のり−Ｆ １６ ｈｌら外れてしまうので、リング状部
＋４２０Δと１０Ｂの歯のずれにＪ：って、７７ム１３
どローラ１４等に無理がかかることもイ「い。Moreover, since the follower roller 14 is disengaged from the cam 13 at the same time as the clamp device 20 restrains the tool rest 19, the ring-shaped member 2
1 if 0△ and 10B do not mesh perfectly and there is a misalignment.
Even in the case of
Glue - F 16 hl comes off, so J: due to the misalignment between the ring-shaped part +420Δ and the teeth of 10B, 77 mm 13
I don't want to put too much stress on the rollers 14, etc.
（発明の効果）
以」：要するにこの発明にＪ、れば、例えば刃物台は割
出位置でクラ２１１段によって強固に固定され、加工時
の切削抵抗が従節［１−ラどカｌ＼に作用しないように
したので、従節ローラとカム等の摩粁、破損が防止され
、割出精度が良好にＩｌｌ に’ｊされる、つまり、装
置の信頼十）１と耐気性の向１＝が図れるという効果が
ある。(Effects of the Invention) In short, if the present invention is satisfied, for example, the tool rest is firmly fixed at the index position by the 211th stage of the clamp, and the cutting resistance during machining is reduced to This prevents wear and tear on the follower roller and cam, etc., and improves the indexing accuracy.In other words, the reliability of the device (1) and the air resistance (1) are improved. This has the effect of being able to achieve =.
−１０−-10-
第１図は従来装置の外観斜視図、第２図はその割出機構
の概略正面図、第３図はこの発明の実施例を示す、上下
で作動状態を別にした構成断面図、第４図はその矢印方
向から見た割出機構の正面図である。
１０・・・被駆動軸、１２・・・駆動軸、１３・・・ロ
ーラギアカム、１４・・・従節ローラ、１９・・・刃物
台、２０・・・クランプ装置、２２・・・ピストン、２
３・・・シリンダ。
特許出願人 大塚カム株式会社
−１１−Fig. 1 is an external perspective view of a conventional device, Fig. 2 is a schematic front view of its indexing mechanism, Fig. 3 is a cross-sectional view of the structure showing an embodiment of the present invention with the upper and lower operating states separated, and Fig. 4. is a front view of the indexing mechanism seen from the direction of the arrow. DESCRIPTION OF SYMBOLS 10... Driven shaft, 12... Drive shaft, 13... Roller gear cam, 14... Follower roller, 19... Tool post, 20... Clamp device, 22... Piston, 2
3...Cylinder. Patent applicant Otsuka Cam Co., Ltd. -11-
Claims (1)
隔に配設したターレットを設け、入力軸に上記従節ロー
ラと係合して出力軸を所定の割出数で間欠回転させるカ
ムを設けると共に、出力軸に回転駆動部を一体的に結合
するー゛方、従節ローラとカムの係合を解除するように
出力軸を軸方向に移動させる駆動手段と、従節ローラと
カムの係合が解除された時に回転駆動部を拘束するクラ
ンプ手段とを設けたことを特徴とする刃物台等の割出装
置。A turret in which a plurality of follower rollers are arranged at equal intervals on a concentric circle around the output shaft is provided on the output shaft, and the turret engages with the follower rollers on the input shaft to intermittently rotate the output shaft at a predetermined index number. A cam is provided, and a rotation drive unit is integrally coupled to the output shaft. 1. An indexing device for a tool rest, etc., characterized in that it is provided with a clamping means for restraining a rotational drive part when the engagement of a cam is released.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2827084A JPS60172445A (en) | 1984-02-17 | 1984-02-17 | Dividing apparatus for tool rest and the like |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2827084A JPS60172445A (en) | 1984-02-17 | 1984-02-17 | Dividing apparatus for tool rest and the like |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60172445A true JPS60172445A (en) | 1985-09-05 |
Family
ID=12243886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2827084A Pending JPS60172445A (en) | 1984-02-17 | 1984-02-17 | Dividing apparatus for tool rest and the like |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60172445A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2629380A1 (en) * | 1988-06-01 | 1989-10-06 | Sankyo Seisakusho Kk | Indexing device for turret lathes and the like |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS567639B2 (en) * | 1976-05-10 | 1981-02-18 |
-
1984
- 1984-02-17 JP JP2827084A patent/JPS60172445A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS567639B2 (en) * | 1976-05-10 | 1981-02-18 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2629380A1 (en) * | 1988-06-01 | 1989-10-06 | Sankyo Seisakusho Kk | Indexing device for turret lathes and the like |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7793567B2 (en) | Clamping device and rotary table apparatus | |
| US7065848B2 (en) | Crankshaft production machine | |
| JPH01229160A (en) | Combined motion guide device | |
| US3258994A (en) | Speed changing device | |
| JP2002059329A (en) | Tool magazine | |
| JP2759032B2 (en) | Decelerator | |
| KR100794453B1 (en) | A dual spindle structure which has a rotation different at an identity shaft each other | |
| US5007314A (en) | Lathe | |
| JP6344937B2 (en) | Rotary table with variable reduction ratio | |
| JPS60172445A (en) | Dividing apparatus for tool rest and the like | |
| DE69821433T2 (en) | Power transmission for rotary motion transmission | |
| US3936104A (en) | Bearing assembly for screw machine spindle | |
| JP6472697B2 (en) | Rotary table with switchable reduction ratio | |
| JPS60255353A (en) | Indexing apparatus for tool rest and the like | |
| CN207997133U (en) | A kind of the 5th axis of miniature precision | |
| JP2004338007A (en) | Rotary drive mechanism, table device, tool spindle device, and machine tool | |
| JP3418452B2 (en) | Compound motion drive | |
| GB2081612A (en) | Tool turret | |
| JPH0123212B2 (en) | ||
| CN216829949U (en) | Roller rotary seat linkage fluted disc type indexing device | |
| JPS62220748A (en) | Controlling transmission | |
| CN106678286A (en) | Inner gear type cycloidal reducer | |
| JPS5861351A (en) | Thrust increasing unit utilizing lead difference of screw thread | |
| JP2004017208A (en) | Double chuck unit | |
| JP2650476B2 (en) | Turret punch press |