WO2007013422A1 - 運動案内装置の製造方法、およびこの方法を用いて製造される運動案内装置 - Google Patents
運動案内装置の製造方法、およびこの方法を用いて製造される運動案内装置 Download PDFInfo
- Publication number
- WO2007013422A1 WO2007013422A1 PCT/JP2006/314614 JP2006314614W WO2007013422A1 WO 2007013422 A1 WO2007013422 A1 WO 2007013422A1 JP 2006314614 W JP2006314614 W JP 2006314614W WO 2007013422 A1 WO2007013422 A1 WO 2007013422A1
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- WO
- WIPO (PCT)
- Prior art keywords
- rolling
- guide device
- motion guide
- rolling element
- manufacturing
- Prior art date
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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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/64—Special methods of manufacture
-
- 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
-
- 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
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/10—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for compacting surfaces, e.g. shot-peening
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D7/00—Modifying the physical properties of iron or steel by deformation
- C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
- C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface
- C21D7/06—Modifying the physical properties of iron or steel by deformation by cold working of the surface by shot-peening or the like
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/36—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for balls; for rollers
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/38—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for roll bodies
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/40—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rings; for bearing races
-
- 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
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/36—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers
-
- 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
-
- 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
- F16C29/068—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with the bearing body fully encircling the guide rail or track
- F16C29/0692—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with the bearing body fully encircling the guide rail or track the bearing body encircles a guide rail or track of non-circular cross-section, e.g. with grooves or protrusions, i.e. the linear bearing is suited to transmit torque
- F16C29/0695—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with the bearing body fully encircling the guide rail or track the bearing body encircles a guide rail or track of non-circular cross-section, e.g. with grooves or protrusions, i.e. the linear bearing is suited to transmit torque with balls
-
- 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
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/36—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers
- F16C19/361—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers with cylindrical rollers
- F16C19/362—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers with cylindrical rollers the rollers being crossed within the single row
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/47—Burnishing
- Y10T29/479—Burnishing by shot peening or blasting
Definitions
- the present invention relates to a method for manufacturing a motion guide device and a motion plan device manufactured by using this method, and more particularly to a friction surface generated during processing (including a rolling surface of a rolling element).
- the present invention relates to a method for manufacturing a motion guide device that employs a technique for detoxifying the above-mentioned problems, and a motion guide device manufactured using this method.
- a motion guide device using a rolling element such as a linear guide, a linear guide device, a ball spline device, or a ball screw device
- members constituting a powerful device repeatedly roll through the rolling member. Because of the sliding pressure, the frictional surface with the rolling element is required to have high surface quality.
- Patent Document 1 Japanese Patent Laid-Open No. 05-078859
- the present invention has been made in view of the existence of the above-described problems, and the wrinkles generated on the friction surface or the rolling surface by grinding using a grindstone are removed from the friction surface or the rolling surface.
- the purpose is to provide a new peening treatment technology that can be rendered harmless while maintaining the allowable dimensional accuracy.
- the present invention can improve fatigue strength and slidability, and further improve the life of the apparatus, by simply detoxifying the flaws on the friction surface or rolling surface.
- the aim is also to provide a new peening technology that can achieve the effects that were impossible.
- the method for manufacturing a motion guide device includes grinding at least part of the rolling friction surface and the sliding friction surface of the motion guide device using rolling elements using a mortar. And a surface treatment process for performing a peening treatment on the friction surface formed by the grinding process in order to make harmless on the friction surface generated in the grinding process, It is characterized by executing a process including:
- another method for manufacturing a motion guide device includes a raceway member having a rolling element rolling surface, and a moving member having a loaded rolling element rolling surface facing the rolling element rolling surface.
- a method of manufacturing a motion guide device that is freely reciprocating or rotationally movable in the axial direction or circumferential direction of a member, wherein the load rolling element rolling surface is formed on the moving member by grinding using a mortar.
- Ra has a surface roughness of the loaded rolling element rolling surface of Ra of 0. 0 by the peaking process performed in the surface treatment process.
- the peening treatment may be a fine particle peening treatment.
- the surface treatment step includes
- a barrel process executed after the peaking process may be included.
- a motion guide device manufactured using the method described above includes a raceway member having a rolling element rolling surface, and a movement having a loaded rolling element rolling surface facing the rolling element rolling surface. And a plurality of rolling elements that are installed in a freely rolling manner in a loaded rolling path constituted by the rolling element rolling surface and the loaded rolling element rolling surface.
- a motion guide device that is freely reciprocating or rotationally movable in an axial direction or a circumferential direction of the raceway member, wherein at least a part of the rolling element rolling surface and the loaded rolling element rolling surface is provided. It is characterized by being subjected to a force peening treatment and having a surface roughness Ra of 0 or less.
- the wrinkles are harmless without affecting the allowable dimensional accuracy of the member to be processed. It is possible to provide a new peaking processing technology that can be realized.
- the powerful peening treatment technology can improve fatigue strength and slidability only by detoxifying the flaws on the friction surface or rolling surface, and also improve the life of the equipment. it can.
- FIG. 1A is a linear guide device manufactured by a method for manufacturing a motion guide device according to the present invention. It is an external appearance perspective view which illustrates one form.
- FIG. 1B is a cross-sectional view for explaining an infinite circuit provided in the linear guide device shown in FIG. 1A.
- FIG. 2 is a diagram showing the results of a mileage test of a linear guide device that has been processed under each experimental condition shown in Table 1.
- FIG. 3 is a graph showing the surface roughness Ra before and after the fine particle peening treatment for each experimental condition shown in Table 1.
- FIG. 4 is an external perspective view illustrating one embodiment of a spline device manufactured by the method for manufacturing a motion guide device according to the present invention.
- FIG. 5A is a partially longitudinal perspective view illustrating one embodiment when the motion guide device according to the present invention is configured as a rotary bearing device.
- FIG. 5B is a view showing a longitudinal section of the rotary bearing device shown in FIG. 5A.
- the "movement guide device" in this specification is, for example, a rolling bearing used in general for machine tools, a non-lubricated bearing used in vacuum, a linear guide or a linear guide device, a ball spline device, a ball Including devices with various rolling and sliding movements such as screw devices, roller screw devices, cross roller rings, etc.
- FIG. 1A is an external perspective view illustrating an embodiment of a linear guide device manufactured by the method for manufacturing a motion guide device according to the present invention.
- FIG. 1B is a cross-sectional view for explaining an infinite circuit provided in the linear guide device shown in FIG. 1A.
- the linear guide device 40 as the motion guide device according to the present embodiment includes a track rail 41 as a track member, and a track rail. 41 is provided with a moving block 43 as a moving member slidably attached via balls 42... Installed as a number of rolling elements.
- the track rail 41 is a long member whose cross section perpendicular to the longitudinal direction is formed in a substantially rectangular shape, and on its surface (upper surface and both side surfaces) is a rolling element that becomes a track when the ball rolls. 41a ... is formed over the entire length of the track rail 41.
- the track rail 41 may be formed to extend linearly or may be formed to extend in a curved manner.
- the number of rolling element rolling surfaces 41a is four in total, two on each side, but the number can be changed according to the application of the linear guide device 40 and the like.
- the moving block 43 is provided with load rolling element rolling surfaces 43a 'at positions corresponding to the rolling element rolling surfaces 41a.
- the rolling element rolling surface 41a 'of the track rail 41 and the loaded rolling element rolling surface 43a of the moving block 43 form a load rolling path 52 ... to sandwich a plurality of balls 42 ... Yes.
- the moving block 43 includes four unloaded rolling paths 53 extending in parallel with the rolling element rolling surfaces 41 a, and each unloaded rolling path 53... And each loaded rolling path 52.
- a combination of one loaded rolling path 52 and unloaded rolling path 53 and a pair of direction changing paths 55 connecting them forms one infinite circuit (see Fig. 1B).
- a plurality of balls 42 are installed in an infinite circulation path composed of a load rolling path 52, a no-load rolling path 53, and a pair of directional switching paths 55, 55 so as to allow infinite circulation.
- the moving block 43 can reciprocate relative to the track rail 41.
- a method for manufacturing the linear guide device 40 according to the present embodiment including the fine particle peening treatment will be described.
- rolling elements are formed on the members constituting the linear guide device 40 by grinding using a mortar stone.
- a friction surface that contacts is formed (grinding process). If the friction surface is the linear guide device 40 illustrated in FIGS. 1A and 1B, the rolling element rolling surface 41a in the track rail 41, the loaded rolling element rolling surface 43a ′ in the moving block 43, etc. It corresponds to the rolling surface.
- fine particle peeling treatment is performed on the friction surface formed in the grinding process (surface treatment process).
- the device that performs the fine particle peening treatment it is used for members such as the track rail 41 and the moving block 43, which are used in conventional shot beans such as hard shot peening, etc.
- a very fine shot having a particle size of about 40 ⁇ m to 80 / zm is struck under the processing conditions specific to the present invention described later.
- the region subjected to the fine particle peaking process may be subjected to the fine particle peaking process on the entire track rail 41 or the moving block 43 as long as it includes at least the friction surface. Execution of this fine particle peening treatment plays a role of detoxifying defects such as the barrel entrapment that may occur in the grinding process.
- the particle peening treatment according to the present embodiment merely strikes the friction surface using a very fine shot of about 40 ⁇ m to 80 ⁇ m. zm order and rolling elements such as rolling element rolling surface 41a ... and loaded rolling element rolling surface 43a ... It is possible to sufficiently satisfy the allowable dimensional accuracy required by the running surface.
- the above-described surface treatment process may include a barrel treatment performed after the fine particle peeling treatment. That is, the fine particle peening treatment can render the soot harmless in a state where the allowable dimensional accuracy required by the rolling surfaces such as the rolling element rolling surface 41a ... and the loaded rolling element rolling surface 43a ... is sufficiently satisfied. It is inevitable that the surface roughness of the rolling surface after a certain force peening treatment is slightly lower than that of the ground surface. Therefore, it is preferable to improve the surface roughness by performing barrel treatment on the rolling surface on which the fine particle peening treatment has been performed.
- Specific contents of the barrel treatment include, for example, aluminum powder, my strength (mica pieces), and impact media (metal balls, small pieces of turrets, barrels, natural and artificial stone blocks, quartz, sand,
- the track rail 41 or moving block 43 to be treated is placed in a barrel container containing skin, sawdust, etc.) and working fluid. Due to the intensive process, the unevenness of the surface of the rolling surface that has undergone the fine particle peaking process is partially removed, and a smooth rolling surface can be obtained.
- the barrel processing is not necessarily indispensable, and is appropriately adopted according to the use environment of the motion guide device to be manufactured, product specifications, etc. What is necessary is just to decide non-adoption.
- the present inventors improved the conventional peening process such as shot peening, which is also known in the art, and improved the conventional peening process on the friction surface while maintaining the allowable dimensional accuracy, which was impossible in the past. They found new processing conditions for the peening process to make the defects such as soot innocuous.
- Table 1 is a table showing experimental conditions for the fine particle peening treatment performed by the inventors.
- Conventional shot peening uses very fine shots of about ⁇ to 80 / ⁇ m for the shot particle size of about 800 ⁇ m used by hard shot peening. Processing is done.
- FIG. 2 is a diagram showing a result of a mileage test of the linear guide device 40 that has been processed under each experimental condition shown in Table 1.
- the grinder was made harmless except that a # 400 bead was struck for 15 seconds (Comparative 1).
- the linear guide device 40 subjected to the fine particle peening treatment according to the present embodiment achieved a traveling distance significantly exceeding 400 km, which is a calculated life.
- the fine particle peening treatment performed under the conditions of (Invention 1) it was possible to realize a traveling distance of 882 km, which is more than twice the calculated life of 400 km.
- FIG. 3 is a diagram showing the surface roughness Ra before and after the fine particle peening treatment for each experimental condition shown in Table 1, except for the experimental condition where the wrinkle could not be removed (Comparative 1). It can be seen that the surface roughness is slightly worse. This means that some surface roughness must be sacrificed in order to make defects such as wrinkles harmless, but the surface roughness generally required in a motion guide device with rolling 'sliding motion' is required. If the conditions (including the implementation of barrel treatment) that achieve a value of 0.4 m or less in Ra are adopted, the fine particle peen according to the present invention is used. This indicates that the processing can be made harmless.
- the processing conditions carried out in the surface treatment process of the method of manufacturing the motion guide device according to the present invention are not limited to the invention conditions shown in Table 1, but may make inconveniences such as wrinkles harmless.
- the surface roughness can achieve a value of Ra of 0.4 m or less in terms of Ra, depending on the metal material to be processed and the performance required for the motion guide device, etc. Suitable conditions can be employed.
- the motion guide device according to the present invention is configured as the linear guide device 40
- the spline device 60 as shown in FIG.
- the spline device 60 includes a spline shaft 61 as a race member, and a large number of rolling elements on the spline shaft 61. And a cylindrical outer cylinder 63 as a moving member attached movably through balls 62. On the surface of the spline shaft 61, a rolling element rolling surface 6 la ′... Is formed which becomes a track of the ball 62 and extends in the axial direction of the spline shaft 21.
- the outer cylinder 63 attached to the spline shaft 61 is formed with a loaded rolling element rolling surface corresponding to the rolling element rolling surface 61a.
- a plurality of protrusions extending in the direction in which the rolling element rolling surfaces 61a... Extend are formed on these loaded rolling element rolling surfaces.
- a loaded rolling path is formed between the loaded rolling element rolling surface formed on the outer cylinder 63 and the rolling element rolling surface 61 a formed on the spline shaft 61.
- a no-load return passage is formed in which the balls 62, which have been released from the load force, move.
- the outer cylinder 63 incorporates a retainer 64 that aligns and holds a plurality of balls 62 in a circuit shape.
- the rolling element rolling surface 6 la It is possible to perform the peaking treatment according to the present invention on at least one of the moving body rolling surfaces.
- a rolling element rolling surface 61a which is free of wrinkles, and a loaded rolling element rolling surface can be realized, and further, fatigue strength and slidability can be achieved.
- the spline device 60 having an improved device life.
- FIG. 5A is a partially longitudinal perspective view illustrating an example of a case where the motion guide device according to the present invention is configured as a rotary bearing device.
- FIG. 5B is a view showing a longitudinal section of the rotary bearing device shown in FIG. 5A.
- the motion guide device configured as the rotary bearing device 70 has an inner raceway surface 72 having a V-shaped cross section on the outer peripheral surface (as a raceway member or a movement member).
- the members constituting the rotary bearing device 70 at least one of the inner raceway surface 72 and the outer raceway surface 74 can be subjected to the peaking treatment according to the present invention. .
- the rotating bearing device 70 by the method of manufacturing a motion guide device according to the present invention, the inner raceway surface 72 and the outer raceway surface 74 without wrinkles are realized, and further, fatigue strength and slidability, equipment life Thus, it is possible to obtain the rotary bearing device 70 with improved.
- the present invention can be applied to all motion guide devices such as a linear guide device and a rolling bearing that are not limited to the above-described linear guide device, spline device, and rotary bearing device. It is apparent from the description of the scope of claims that the embodiments added with such changes or improvements can be included in the technical scope of the present invention.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Metallurgy (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Bearings For Parts Moving Linearly (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007528460A JPWO2007013422A1 (ja) | 2005-07-27 | 2006-07-25 | 運動案内装置の製造方法、およびこの方法を用いて製造される運動案内装置 |
EP06781526A EP1978268A4 (en) | 2005-07-27 | 2006-07-25 | METHOD FOR MANUFACTURING MOTION GUIDING APPARATUS AND MOTION GUIDING APPARATUS MANUFACTURED BY THE METHOD |
CN2006800273500A CN101233335B (zh) | 2005-07-27 | 2006-07-25 | 运动引导装置的制造方法、及使用该方法制造的运动引导装置 |
US11/997,014 US20100158420A1 (en) | 2005-07-27 | 2006-07-25 | Method of manufacturing motion guide device and motion guide device manufactured by the method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005-217622 | 2005-07-27 | ||
JP2005217622 | 2005-07-27 |
Publications (1)
Publication Number | Publication Date |
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WO2007013422A1 true WO2007013422A1 (ja) | 2007-02-01 |
Family
ID=37683318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2006/314614 WO2007013422A1 (ja) | 2005-07-27 | 2006-07-25 | 運動案内装置の製造方法、およびこの方法を用いて製造される運動案内装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20100158420A1 (ja) |
EP (1) | EP1978268A4 (ja) |
JP (1) | JPWO2007013422A1 (ja) |
KR (1) | KR20080031317A (ja) |
CN (1) | CN101233335B (ja) |
TW (1) | TW200718877A (ja) |
WO (1) | WO2007013422A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWM437400U (en) * | 2011-12-30 | 2012-09-11 | Kuo-Le Tsao | Roller type linear slider |
JP5962977B2 (ja) * | 2012-07-09 | 2016-08-03 | 株式会社ジェイテクト | ラック軸支持装置およびこれを用いたステアリング装置 |
CN102922430A (zh) * | 2012-11-18 | 2013-02-13 | 田欣利 | 利用弹性覆层喷丸提高工程陶瓷磨削断裂强度的方法 |
JP5713074B2 (ja) | 2013-09-27 | 2015-05-07 | 千住金属工業株式会社 | 摺動部材 |
JP2015105742A (ja) * | 2013-12-02 | 2015-06-08 | 日本精工株式会社 | 直動案内装置及びその製造方法 |
JP6211669B2 (ja) * | 2015-11-30 | 2017-10-11 | Thk株式会社 | 運動案内装置およびアクチュエータ |
CN110194255B (zh) * | 2019-05-21 | 2020-12-08 | 哈尔滨工程大学 | 一种auv在输水隧洞内运动的光学引导方法 |
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- 2006-07-25 US US11/997,014 patent/US20100158420A1/en not_active Abandoned
- 2006-07-25 JP JP2007528460A patent/JPWO2007013422A1/ja active Pending
- 2006-07-25 KR KR1020087002010A patent/KR20080031317A/ko not_active Application Discontinuation
- 2006-07-25 WO PCT/JP2006/314614 patent/WO2007013422A1/ja active Application Filing
- 2006-07-25 EP EP06781526A patent/EP1978268A4/en not_active Withdrawn
- 2006-07-25 CN CN2006800273500A patent/CN101233335B/zh active Active
- 2006-07-27 TW TW095127461A patent/TW200718877A/zh unknown
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JP2004137553A (ja) * | 2002-10-17 | 2004-05-13 | Ntn Corp | 総ころタイプの転がり軸受 |
JP2005054900A (ja) * | 2003-08-05 | 2005-03-03 | Doshisha | 転がり直動装置 |
JP2005195150A (ja) * | 2004-01-09 | 2005-07-21 | Koyo Seiko Co Ltd | 転動装置 |
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See also references of EP1978268A4 * |
Also Published As
Publication number | Publication date |
---|---|
EP1978268A1 (en) | 2008-10-08 |
CN101233335A (zh) | 2008-07-30 |
US20100158420A1 (en) | 2010-06-24 |
EP1978268A4 (en) | 2011-11-23 |
JPWO2007013422A1 (ja) | 2009-02-05 |
TW200718877A (en) | 2007-05-16 |
CN101233335B (zh) | 2012-11-07 |
KR20080031317A (ko) | 2008-04-08 |
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