WO2005071690A1 - 回転テーブル装置 - Google Patents
回転テーブル装置 Download PDFInfo
- Publication number
- WO2005071690A1 WO2005071690A1 PCT/JP2005/000702 JP2005000702W WO2005071690A1 WO 2005071690 A1 WO2005071690 A1 WO 2005071690A1 JP 2005000702 W JP2005000702 W JP 2005000702W WO 2005071690 A1 WO2005071690 A1 WO 2005071690A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- rotary table
- rail
- rolling element
- table device
- guide
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
- F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
- F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
- F16C29/0633—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides
- F16C29/0635—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end
- F16C29/0638—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with balls
- F16C29/0642—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with balls with four rows of balls
- F16C29/0647—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides whereby the return paths are provided as bores in a main body of the U-shaped carriage, e.g. the main body of the U-shaped carriage is a single part with end caps provided at each end with balls with four rows of balls with load directions in X-arrangement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/50—Other types of ball or roller bearings
- F16C19/502—Other types of ball or roller bearings with rolling elements in rows not forming a full circle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2322/00—Apparatus used in shaping articles
- F16C2322/39—General build up of machine tools, e.g. spindles, slides, actuators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2370/00—Apparatus relating to physics, e.g. instruments
Definitions
- the present invention relates to a high-precision rotary table device suitable for mounting an inspection device for performing high-precision inspection such as an X-ray inspection device.
- examples of this type of rotary table device include a rotary table device disclosed in Patent Documents 1 and 2.
- the rotary table device disclosed in Patent Document 1 includes a base, a rotary table that is mounted on the base, and is rotatable around a predetermined center of rotation, and a rotary table between the base and the rotary table.
- the apparatus is provided with a rotation drive mechanism having a rotation drive source for rotating the installed rotation guide section and the rotation table by the rotation guide section.
- the rotation guide section has a ring-shaped endless track composed of a plurality of track members and a plurality of guide devices that slide on the track, and a rotary table is mounted on the plurality of guide devices. ing.
- the rotary table device disclosed in Patent Document 2 is movably assembled to a ring-shaped integral endless track rail via a number of rolling elements, and slides on the endless track rail.
- a table is fixed to a plurality of slides of the curve guide device, and the table is rotatably supported on a fixed bed via the curve guide device. This is the configuration.
- Patent Document 1 JP-A-9-125736
- Patent Document 2 JP-A-8-21440
- the rotary table device described in Patent Document 1 has a configuration in which a plurality of guide blocks (slide tables) on which a rotary table is mounted slide on a ring-shaped (annular) endless rail.
- the endless track rail is composed of a plurality of track members, there is a connection between the track members and the track member, and it is inevitable that a minute step is generated, and the endless track rail is inevitable.
- the rail is composed of a plurality of track members, it is not possible to obtain high-precision coaxiality of the endless track rail. Therefore, there is a problem that a high-precision rotary table device having large axial and radial runout cannot be obtained.
- the rotary table device described in Patent Document 2 is superior to that of Patent Document 1 in terms of axial and radial runout accuracy in that an integrated endless track rail is used.
- the cross-section of the endless track rail is substantially rectangular, when the endless track rail is mounted on a fixed bed (base), it is necessary to perform processing for mounting bolt holes or the like on the surface of the endless track rail.
- examples of this type of rotary table include rotary table apparatuses such as a cross roller guide type, a gala type, and a tapered roller type.
- rotary table apparatuses such as a cross roller guide type, a gala type, and a tapered roller type.
- the requirements for radial runout accuracy, high resolution, thinness and medium / large size were not fully satisfied.
- SUMMARY OF THE INVENTION It is an object of the present invention to provide a rotary table device capable of sufficiently satisfying all of the requirements of axial and radial runout accuracy, high resolution, thinness and medium size.
- the present invention relates to a rotary table device having a guide device and a rotary table mounted on the guide device, wherein the guide device is a ring-shaped integral type having no discontinuous portion in the traveling direction.
- the rail is provided with a plurality of guide blocks that are assembled to the rail from the opposing surface, and the side opposite to the opposing surface of the rail is joined to the lower surface of the rotary table.
- the rail is characterized in that the cross section is substantially L-shaped having a vertical portion and a horizontal portion extending at an upper end of the vertical portion in a radial direction of the rotary table. Further, in the rotary table device, a detection mechanism for detecting a rotation amount of the rotary table is provided, and a tape type scale which is a detected part of the detection mechanism is provided on an outer peripheral surface of the rail. I do.
- a mounting and fixing portion having a fixing surface for fixing the guide block, and the mounting and fixing portion is equally arranged on the same circumference on a base portion separate from the rail and the guide block. It is characterized by being installed.
- a plurality of rolling element rolling surfaces are formed on the rail along the rail traveling direction, and the guide block together with the rolling element rolling surface forms a load rolling element rolling path.
- the rolling element conversion path to be formed is formed, and side guides are provided at both ends of the guide block body in the rail traveling direction.
- FIG. 1 is a plan view of the rotary table device
- FIG. 2 is a plan view of the rotary table device with the top table removed
- FIG. Fig. 3 is a cross-sectional view of the rotary table (X0-X 'cross-sectional view in Fig. 2)
- Fig. 3 (b) is an enlarged view of the portion A
- Fig. 4 is a half side view of the rotary table.
- the rotary table 10 has a ring-shaped (annular) integrated rail 11 having a substantially L-shaped cross section without discontinuity in the traveling direction, and a guide block 12 attached to the body-shaped rail 11.
- the guide block 12 is attached to a fixed surface of a plurality of (six in the figure) mounting fixing portions 17 arranged on the same circumference on the upper surface of the base 13.
- the guide block 12 is assembled from a horizontal portion facing surface facing the rail 11 as described later in detail.
- a lower surface of a top table (rotary table) 14 is attached to an opposite side surface (upper surface) of the rail 11 facing the guide block 12.
- Reference numeral 15 denotes a DD motor (direct drive motor) that applies a rotational force to the top table 14, and is arranged between the lower surface of the top tape holder 14 and the upper surface of the base 13.
- the DD motor 15 includes a starter 15-1 having a stator core 15-la and a rotor 15-2 having a magnet 15-2a disposed on the outer periphery. By supplying drive power to the core 15-la, the rotor 15-2 is rotated, and the top table 14 connected to the rotor 15-2 is rotated.
- Reference numeral 16 denotes a detection mechanism.
- the detection mechanism 16 is attached to a predetermined position of the base 13 so that a detection unit (linear encoder) 16a faces the outer peripheral surface of the rail 11.
- a tape-type scale 20 which is a detected portion of the linear encoder, is attached to the outer peripheral surface of the rail 11 (see FIG. 5).
- Reference numeral 18 denotes a motor cable for supplying drive power to the DD motor
- reference numeral 19 denotes a magnetic pole sensor cable. Since the motor cable 18 and the magnetic pole sensor cape 19 are arranged through the gap between the guide blocks 12 on the upper surface of the base 13, the rotation movement of the top table 14 and the movement of the rail 11 are hindered. I will not give.
- the guide block moves on an endless track rail, so when arranging a motor cable or the like, the base is processed by processing the guide block. It is necessary to arrange such that the motor cable and the like do not hinder the movement.
- FIG. 5 is a view showing a configuration of a portion where the guide block 12 is assembled to the rail 11 of the rotary table
- FIG. 6 is a view of the guide block 12 viewed from below.
- the rail 11 has a radial sectional force. That is, it has an L-shape in which a vertical portion 1 la is inserted into the opening of the guide block 12 and a horizontal portion lib extending in the radial direction of the top table 14 at the upper end of the vertical portion 1 la.
- a tape type scale 20 which is a portion to be detected of the linear encoder is attached to an outer peripheral surface of the horizontal portion l ib of the rail 11.
- Protrusions 21 and 22 are formed symmetrically on the left and right of a portion of the vertical portion 11a of the rail 11 inserted into the opening of the guide block 12.
- the rolling element rolling surfaces (here, rolling element rolling grooves) 21-1 and 21-2 are formed at the upper and lower corners of the ridge 21, and the rolling element rolling surfaces (here Rolling element rolling grooves) 22-1 and 22-2 are formed.
- the rolling element rolling surfaces 2 1-1 and 21-2 and the rolling element rolling surfaces 22-1 and 22-2 are a plurality of rolling element rolling surfaces provided at right and left symmetric positions in the cross section of the rail 11. It becomes.
- a block main body 31 which is a main body of the guide block 12, has a U-shaped cross section, and has a shape in which skirt portions 32, 33 are formed on both left and right sides of the opening. Width of the opening (distance between the inner surface of the skirt portion 32 and the inner surface of the skirt portion 33) The width between the tips is larger than L2 (LI> L2). That is, the tip of the vertical portion 11a of the rail 11 can be incorporated into the block body 31 of the guide block 12 with an upward force (opening surface facing the rail 11).
- the inner surface of the skirt portion 32 of the guide block 12 has a load rolling element rolling surface (here, a rolling groove) 32 corresponding to the rolling element rolling surfaces 21-1 and 21-2 of the rail 11.
- -1 and 32-2 are provided in the rail advancing direction
- the inner surface of the skirt portion 33 corresponds to the rolling element rolling surface 22-1 and 22-2 of the rail 11 and the load rolling element rolling surface (
- rolling grooves (33-1, 33-2) are provided in the traveling direction of the rail 11.
- the load rolling element rolling surfaces 32-1, 32-2 and the load rolling element rolling surfaces 33-1, 1, 33-2 are provided at right and left symmetric positions in a cross section orthogonal to the rail traveling direction of the guide block 12. Load rolling element rolling surface.
- the skirt portion 32 is provided with rolling element relief holes 32-3, 32-4 corresponding to the load rolling element rolling surfaces 32-1, 32-2, and the skirt section 33 is provided with a load rolling element rolling surface.
- Rolling element relief holes 333, 33-4 are provided corresponding to the running surfaces 33-1, 33-2.
- the rolling element rolling surfaces Rl and R2 are formed by the rolling element rolling surfaces 21-1 and 21-2 of the rail 11 and the load rolling element rolling surfaces 32-1 and 32-2 of the guide block body 31, respectively.
- the rolling element rolling surfaces R-3 and R4 are formed by the rolling element rolling surfaces 22-1 and 22-2 of the rail 11 and the load rolling element rolling surfaces 33-1 and 33-2 of the guide block body 31, respectively.
- Side covers 34 and 35 are provided at both ends of the rail 11 of the guide block body 31 in the moving direction (axial direction), and the side covers 34 and 35 are provided with rolling elements (balls B) of the load rolling element rolling paths Rl and R2, respectively.
- the guide block main body 31 has the opening dimension L1 that is the both ridges 21, 22 of the rail 11. Since the width between the leading ends of the guide rails is larger than L2 (L1> L2), the endless integral ring-shaped rail 11 can also incorporate the upward force of the opening of the guide block body 31.
- the side covers 34 and 35 are each divided into two so that the side force of the rail 11 can be assembled.
- FIG. 7 is a view showing a configuration example of the side cover 34
- FIG. 7 (a) is an exploded plan view
- FIG. 7 (b) is an exploded front view
- FIG. 7 (c) is a side view.
- the side cover 34 has a substantially U-shaped front surface, and is divided into right and left portions 34-1 and 34-2 in the width direction at the opening.
- a positioning pin 36 protruding from the division surface a of one of the divided bodies 34-1 of the side cover 34 is provided, and a positioning pin 36 is fitted into the division surface b of the other divided body 34-2.
- a hole 37 is provided, and fixing screw holes 38-1 and 38-2 are provided in each of the divided bodies 34-1 and 34-2.
- the divided bodies 34-1 and 34-2 constituting the side lid 34 approach each other on both sides of the rail 11, the positioning pins 36 are fitted into the positioning holes 37, and the divided surfaces are formed. Since a and the dividing surface b are matched to form the side lid assembly, the divided body 34-1 and the divided body 34-2 are positioned with high accuracy with respect to each other, and the side lid assembly is further fixed to the fixing screw hole 38-1. Since it is fixed to the end of the guide block main body 31 through fixing screws through 38-2 and 3-2, it is composed of divided bodies 34-1 and 34-2, so it can be positioned and fixed with high precision. No misalignment occurs during use.
- the side cover 35 in the same manner as the side cover 34, the forces on both sides of the rail 11 can be made closer to each other and can be attached to the end of the movable block main body 31.
- the configuration of the side covers 34 and 35 is not limited to the above-described configuration, but can be assembled by approaching the divided body from both sides of the rail 11, and the side cover is made of an elastic material, Some of them can be used to increase the width of the opening and to assemble the downward force on the lower surface of the rail 11.
- the top table 14 is rotated by the DD motor 15. Then, the rails 11 are guided by a plurality of (six in this embodiment) guide blocks 12 in conjunction with the top table 14, and the rails 11 move. The movement of the rail 11 is detected by the detection unit 16a of the detection mechanism 16.
- the tape type scale 20 is attached to the outer peripheral surface of the horizontal portion l ib which is the maximum outer diameter portion of the L-shaped rail 11, and a configuration is adopted in which detection is performed by the linear encoder which is the detection portion 16a.
- the rotation amount of the top table 14 can be detected with high resolution as compared with the method of detecting the rotation position of the rotor 15-2 of the DD motor 15 in FIG. Therefore, the fine rotation control of the top table 14 becomes possible.
- the top table 14 can be rotated with a lower torque as compared with a case where a large number of rolling elements are arranged all around the rail 11 and the preload is applied to the many rolling elements.
- a rotary table device can be realized.
- the rolling element rolling surfaces 21-1 and 21-2 and the rolling element rolling surfaces 22-1 and 22-2 formed on the rail 11 are provided at right and left symmetrical positions in the cross section of the rail 11, respectively.
- the rolling element rolling surfaces 32-1 and 32-2 formed on the guide block 12 and the load rolling element rolling surfaces 33-1 and 33-2 are formed in the guide block 12. Since there are a plurality of load rolling element rolling surfaces provided at right and left symmetrical positions in a cross section orthogonal to the cross section, for example, as in the rotary table device described in Patent Document 2, the rolling elements symmetrically on the rail and the guide block are not symmetrical.
- the left and right sides of the rail (inner and outer sides) can be supported in a better balance, and the radial and axial vibrations of the top table 14 can be reduced. it can.
- the integrated rail 11 has a substantially L-shaped cross section including the vertical portion 1 la and the horizontal portion 1 lb, when the lower surface of the top table 14 and the upper surface of the rail 11 are joined together, Part 1 A screw hole reaching the top table 14 from the lower surface of the lb is provided, and a screw 25 can be screwed into the screw hole to join. For this reason, the vertical part 11a of the rail 11 on which the guide block 12 slides must not be processed to mount the top table 14. The sliding surface of the guide block of the rail 11 maintains high accuracy when rail processing is completed.
- the sealing members provided at both ends of the guide block 12 always come into contact with the surface of the rail 11 with a constant frictional force, and high precision without torque fluctuation etc.
- a rotary table device can be realized.
- the rail 11 has a substantially L-shaped cross section, the second moment of area increases, so even if the rail 11 is ground with high precision and then quenched, the high precision is maintained. As a result, the coaxiality of the rail 11 changes, and the distortion or the like caused by the change with time is extremely small, and the point force and the axial and radial runout are small, and a highly accurate rotary table device can be realized.
- the entire circumference of the top table 14 is supported by the horizontal part l ib of the integrated rail 11, and the movement of the rail 11 is equally distributed on the circumference of the upper surface of the base 13.
- the rail 11 has a substantially L-shaped cross section in which the cross section has a vertical portion and a horizontal portion.
- the rail is not limited to this and may have a substantially rectangular cross section. In this case, since processing for mounting the top table on the guide block sliding surface of the rail 11 is performed, the accuracy of torque fluctuations when seals and the like provided at both ends of the guide block 12 pass is reduced.
- the conventional rotary table device such as a cross roller guide type, an agara type, or a tapered roller type can be used in all respects of axial and radial runout accuracy, high resolution, thinness, and large size. It is superior to that of the rotary table device.
- the rotary table device When the rotary table device is configured as described above, and a linear encoder is used for the detection unit 16a of the detection mechanism 16 and a tape type scale is attached to the outer peripheral surface of the rail 11 for the detected unit, for example, It is possible to realize a high-precision rotary table device as described above.
- the dimensions of the top tape hole 14 are 650 ⁇ ,
- a ⁇ 650 x 38 iron pole (100kg) can be operated in the following pattern.
- the guide device is provided with a ring-shaped integrated rail having no discontinuity in the traveling direction, and a plurality of guide blocks that are assembled to the rail from opposing surfaces.
- a ring-shaped integrated rail having no discontinuity in the traveling direction
- a plurality of guide blocks that are assembled to the rail from opposing surfaces.
- a rail having a substantially L-shaped cross section having a vertical section and a horizontal section extending in the radial direction of the rotary table at the upper end of the vertical section is used for joining the rail and the rotary table.
- the horizontal surface of the guide block can be joined to the rotary table, and the vertical surface on which the guide block slides does not require machining of mounting holes such as mounting bolts.
- the rail surface on which the guide block slides is smooth. (The state when the endless track rail was manufactured with high precision). As a result, a high-precision rotary table device can be realized without the torque fluctuation generated when the seal members and the like provided at both ends of the guide block pass through the rail mounting portion.
- the rail has a substantially L-shaped cross section, the moment of inertia and the cross-sectional area increase, so that even if the rail is ground with high precision and then quenched, etc., this high precision can be achieved. And distortion due to aging is small. As a result, a high-precision rotary table device with small axial and radial runout can be realized.
- the tape-type scale which is the detected part of the detection mechanism, is provided on the outer peripheral surface of the rail, the rotation (rotational position) of the rotary table can be detected with high resolution, and the fine movement rotation can be performed.
- a controllable rotary table device can be realized.
- the guide block includes a plurality of rolling element rolling surfaces formed on the rail, a load rolling element rolling surface forming a load rolling element rolling path, and a rolling surface corresponding to the load rolling element rolling surface.
- a guide block main body having a moving body escape hole, and a rolling element turning path that forms a rolling element circulation path together with a load rolling element rolling path and a rolling element escape hole are formed at both ends of the guide block main body in the rail traveling direction. Since it has a structure with a side lid attached, it can be rotated with extremely low torque, which has a small axial and radial run-out, taking advantage of the characteristics of the guide block.
- a rotatable rotary table device can be provided.
- FIG. 1 is a plan view showing a configuration of a rotary table device according to the present invention.
- FIG. 2 is a plan view of the rotary table device according to the present invention, from which a top table is removed.
- FIG. 3 is a cross-sectional view (X-0-X ′ cross-sectional view of FIG. 2) of the rotary table device according to the present invention.
- FIG. 4 is a half side view of the rotary table device according to the present invention.
- FIG. 5 is a cross-sectional view showing a state where a guide block is incorporated in a rail of the rotary table device according to the present invention.
- FIG. 6 is a view of the guide block as viewed from below.
- FIG. 7 is a diagram showing a configuration example of a side cover of a guide block.
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/586,482 US7798071B2 (en) | 2004-01-23 | 2005-01-20 | Rotary table system |
CN2005800029920A CN1910702B (zh) | 2004-01-23 | 2005-01-20 | 旋转工作台装置 |
KR1020067012312A KR101240790B1 (ko) | 2004-01-23 | 2005-01-20 | 회전 테이블 장치 |
EP05703930.7A EP1708206B1 (en) | 2004-01-23 | 2005-01-20 | Rotary table device |
ES05703930.7T ES2524582T3 (es) | 2004-01-23 | 2005-01-20 | Dispositivo de mesa giratoria |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-015165 | 2004-01-23 | ||
JP2004015165A JP4575674B2 (ja) | 2004-01-23 | 2004-01-23 | 回転テーブル装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005071690A1 true WO2005071690A1 (ja) | 2005-08-04 |
Family
ID=34805447
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/000702 WO2005071690A1 (ja) | 2004-01-23 | 2005-01-20 | 回転テーブル装置 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7798071B2 (ja) |
EP (1) | EP1708206B1 (ja) |
JP (1) | JP4575674B2 (ja) |
KR (1) | KR101240790B1 (ja) |
CN (1) | CN1910702B (ja) |
ES (1) | ES2524582T3 (ja) |
TW (1) | TW200535366A (ja) |
WO (1) | WO2005071690A1 (ja) |
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JP2010090920A (ja) * | 2008-10-03 | 2010-04-22 | Nsk Ltd | 曲線運動案内装置 |
US9459121B2 (en) | 2013-05-21 | 2016-10-04 | DigiPas USA, LLC | Angle measuring device and methods for calibration |
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DK1614508T3 (da) | 2004-07-07 | 2008-01-02 | Black & Decker Inc | Konstruktion til at understötte et værktöjsbord |
EP1878931A4 (en) * | 2005-03-18 | 2011-06-29 | Thk Co Ltd | GUIDING DEVICE |
GB0505798D0 (en) * | 2005-03-22 | 2005-04-27 | Wardle Frank P | Squeeze film damper for aerostatic slides and rotary tables |
CN101809300B (zh) * | 2007-09-28 | 2013-03-20 | Thk株式会社 | 旋转环 |
JP4812802B2 (ja) * | 2008-05-14 | 2011-11-09 | 国際計測器株式会社 | 振動試験装置、直動アクチュエータ及び直動変換器 |
US20090320724A1 (en) * | 2008-06-27 | 2009-12-31 | Walburn William L | Swivel base with installation aid |
WO2010013341A1 (ja) * | 2008-07-31 | 2010-02-04 | Thk株式会社 | 旋回構造 |
DE102009031624B4 (de) | 2009-07-03 | 2011-04-07 | Aktiebolaget Skf | Lageranordnung |
US8413972B2 (en) | 2009-10-08 | 2013-04-09 | Lincoln Global, Inc. | Multiple axis positioner |
CN101799042B (zh) * | 2010-03-12 | 2012-04-18 | 洛阳世必爱特种轴承有限公司 | 一种回转台的角位移测控轴承单元 |
TWI412424B (zh) * | 2010-12-03 | 2013-10-21 | Ind Tech Res Inst | 支撐軸承 |
US8607665B1 (en) * | 2011-08-13 | 2013-12-17 | Kun-Jung Hung | Rotary table device which can be tuned flexibly to operate individually |
CN103543295A (zh) * | 2012-07-17 | 2014-01-29 | 鸿富锦精密工业(深圳)有限公司 | 测试转台 |
CN103576015B (zh) * | 2012-07-31 | 2016-09-21 | 冯金泉 | 转台 |
CN106125770B (zh) * | 2016-07-22 | 2019-06-07 | 西安电子科技大学 | 一种方位-俯仰运动两轴座架 |
CN106486172B (zh) * | 2016-10-13 | 2019-04-30 | 河南壹通智能科技有限公司 | 一种三维扫描系统的旋转工作台 |
KR101958460B1 (ko) * | 2017-10-12 | 2019-07-04 | 윤인철 | 이동식 선박 러그 밀링장치 |
CN110449922B (zh) * | 2019-07-09 | 2021-03-12 | 科德数控股份有限公司 | 一种嵌套式数控转台 |
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- 2004-01-23 JP JP2004015165A patent/JP4575674B2/ja not_active Expired - Lifetime
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- 2005-01-20 ES ES05703930.7T patent/ES2524582T3/es active Active
- 2005-01-20 US US10/586,482 patent/US7798071B2/en active Active
- 2005-01-20 EP EP05703930.7A patent/EP1708206B1/en active Active
- 2005-01-20 KR KR1020067012312A patent/KR101240790B1/ko active IP Right Grant
- 2005-01-20 WO PCT/JP2005/000702 patent/WO2005071690A1/ja active Application Filing
- 2005-01-20 CN CN2005800029920A patent/CN1910702B/zh active Active
- 2005-01-21 TW TW094101873A patent/TW200535366A/zh unknown
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JPH0821440A (ja) * | 1994-07-05 | 1996-01-23 | Thk Kk | 曲線運動案内装置およびそれを用いた回転テ−ブル装置 |
JPH0821441A (ja) | 1994-07-05 | 1996-01-23 | Thk Kk | 曲線運動案内装置 |
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JPH09125736A (ja) * | 1995-10-27 | 1997-05-13 | Thk Kk | 回転テーブル装置 |
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---|---|---|---|---|
JP2010090920A (ja) * | 2008-10-03 | 2010-04-22 | Nsk Ltd | 曲線運動案内装置 |
US9459121B2 (en) | 2013-05-21 | 2016-10-04 | DigiPas USA, LLC | Angle measuring device and methods for calibration |
Also Published As
Publication number | Publication date |
---|---|
EP1708206A1 (en) | 2006-10-04 |
JP2005205549A (ja) | 2005-08-04 |
EP1708206A4 (en) | 2010-08-04 |
TWI356139B (ja) | 2012-01-11 |
ES2524582T3 (es) | 2014-12-10 |
EP1708206B1 (en) | 2014-09-24 |
CN1910702A (zh) | 2007-02-07 |
KR101240790B1 (ko) | 2013-03-08 |
CN1910702B (zh) | 2010-05-05 |
US7798071B2 (en) | 2010-09-21 |
KR20060127866A (ko) | 2006-12-13 |
US20070116392A1 (en) | 2007-05-24 |
JP4575674B2 (ja) | 2010-11-04 |
TW200535366A (en) | 2005-11-01 |
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