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JP6895300B2 |
An assembly device for a thrust bearing. The assembly device comprises: a roller supply member (33) that supplies a plurality of rollers (23) that are to be inserted into a plurality of pockets (22) in a holder (2) to a plurality of roll...
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JP6890731B2 |
A bearing cage is formed from a single piece of wire bent into shape and includes a first axial end ring, a second axial end ring including a distal end of the single piece of wire, a plurality of axially-extending bridge portions betwee...
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JP6884717B2 |
To provide a disassembling jig that eliminates the need of an experienced operator to disassemble a roller bearing that is constituted of needle rollers only and shortens working time.A disassembling jig 10 includes: an external cylinder...
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JP6880137B2 |
The present invention addresses the problem of providing a method for measuring axial clearance of a wheel bearing device, with which it is possible to make a high-precision measurement of negative axial clearance. This method comprises:...
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JP2021071143A |
To improve replacement work efficiency of a slide bearing.A bearing structure 10 includes: a connection shaft 11 which is inserted into an insertion hole 1d of a first member 1 and insertion holes 2c of a pair of second members 2 located...
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JP2021063530A |
To prevent damage to a radial inside face by bring a part of a radial inside face of each pillar part into strong contact with a part of an outer periphery of an inner ring, while reducing the weight of the pillar part.A rolling bearing ...
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JP6859530B2 |
To provide assembly of ball bearing and a quality detection facility.Assembly of a ball bearing and a quality detection facility is characterized in that a main body is included, an operational space which is opened to the front side is ...
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JP6859877B2 |
To provide a self-aligning roller bearing capable of improving assemblability by enhancing workability of reversing work.In a self-aligning roller bearing, a length Lof each of pillar parts 8 is longer than 1/2 of an axial length Lof eac...
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JP2021057996A |
To provide a motor unit that can increase the radial position accuracy of a coupling member with respect to a motor body.The motor unit include: a motor body 20 having a rotor that rotates about a central axis J and a stator located radi...
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JP2021055767A |
To provide a technology that further improves rated load of a ball bearing and is excellent in load performance for thrust load in both direction, and can be assembled to a wave gear reducer and the like.A ball bearing 1 includes: an inn...
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JP6850214B2 |
This mobile-object-holding tool is mounted in place of a track body on a mobile object which moves along the track body, wherein the mobile object includes at least a pair of rolling element load rolling grooves through which a plurality...
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JP6837048B2 |
To efficiently clean grease containing dirty components remaining in a large size bearing, such as a main shaft bearing of a wind mill.A grease lubrication type bearing includes an inner ring and an outer ring which can rotate relative t...
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JP2021025634A |
To provide a rolling bearing which can reduce an installation space of an elastic body for imparting a preload, its manufacturing method and a bearing structure.In a rolling bearing 1 having an inner ring 2, an outer ring 3 and a plurali...
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JP2021017909A |
To inhibit a sleeve from being displaced in a direction that the sleeve is removed from a roller bearing during operation for assembling the roller bearing to a shaft.A roller bearing 1 with a sleeve comprises: rollers 2; and a retainer ...
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JP6828630B2 |
To provide an assembly device of a taper roller bearing which can attach an inner ring to various types of retainers having different diameters while inhibiting falling of rollers without using various types of jigs and tools.The inventi...
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JP2021011918A |
To provide a cross roller bearing capable of supplying grease from a plug fitted to a roller insertion hole of an outer ring.In a cross roller bearing 1 in which a plurality of rollers 4 are disposed between two inclined raceway surfaces...
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JP6824349B1 |
To improve load bearing property, straight running property and damping property as well as vibration damping property and quietness while utilizing low friction property of a rolling radial bearing device. A sliding radial bearing devic...
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JP6822994B2 |
To accurately adjust a bearing clearance of a bearing to a design value when the bearing is assembled alone.A bearing clearance adjustment assisting device 10 is for assisting adjustment of the bearing clearance between a rotating shaft ...
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JP2021004659A |
To provide a rolling mechanism that can assemble a bearing while suppressing positional deviation of a retainer, and to provide a reduction gear and a method for manufacturing a rolling mechanism.A reduction gear comprises: a carrier 2 i...
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JP2021001675A |
To provide a rolling bearing capable of suppressing increase in difficulty in the work for attaching a rolling element to a retainer while enhancing abrasion resistance of the retainer.A rolling bearing 10 includes a retainer 2 having a ...
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JP6806827B2 |
Provided is a preload inspection method for a wheel bearing device enabling more accurate checking of preload. The invention comprises: a press-fitting step S02 for press-fitting an inner ring 4 to a small-diameter stepped part 3a; a fir...
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JP6804093B2 |
To provide a method for moving a tapered roller which can surely moving the tapered roller even when a movement distance is short and a difference in height is small.A rolling path 6 is prepared which extends in a movement direction of a...
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JP3229484U |
To provide an insert bearing unit capable of avoiding a decrease in strength of a housing due to a notch formed in an inner peripheral portion of the housing for fitting the bearing inside the housing. An insert bearing unit comprises a ...
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JP3228580U |
To provide a conductive rotating ball in the field of beauty electronic products. A conductive rotating ball C100 includes a conductive bearing and a conductive ball. The conductive bearing includes a conductive mounting member, a conduc...
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JP6770808B2 |
To extrapolate a roller bearing on a shaft, and then easily assemble the roller bearing to an eccentric shaft continuously provided to the shaft.A roller falling prevention tool 21 includes a sleeve 22 supporting an inner peripheral side...
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JP6774248B2 |
To provide a bearing device for wheel in which, when fitting in a snap ring, a tip of a tool does not come into contact with a seal member and which does not break the seal member.In a bearing device 1 for wheel, a bearing 2 is constitut...
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JP6769772B2 |
A sliding element, e.g., a sliding element for slidably supporting a rotatable shaft, may include a first sliding element component, a second sliding element component, and at least one coupling element. The at least one coupling element...
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JP6766977B2 |
Provided is a technique which makes it possible to produce a bearing unit with higher accuracy. A hub unit manufacturing device (30) comprises: a shaft press-fitting part (51) configured such that, in a state where an inner ring support ...
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JP2020159380A |
To provide a retainer for a self-aligning roller bearing capable of reducing stress generated on an annular portion having a welded portion, in operating the self-aligning roller bearing.A self-aligning roller bearing includes an annular...
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JP2020159455A |
To provide a bag for covering a roller which can prevent scratches on a roller and peeling of surface treatment of the roller.A bag for covering a roller is formed by a cylindrical body made of a sheet material and covers at least an out...
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JP2020159376A |
To provide a segment cage for a roller bearing which is of a roller guide type and compact in size, can cope with the enlargement of the bearing, and can reduce a cost, and the roller bearing.A cage 5 is of a roller guide type and compos...
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JP2020159493A |
To provide a conical roller bearing which can assemble a conical roller into an external periphery of an inner ring having an integrated small flange at a small-diameter end side without expanding a bottom at the small-diameter end side,...
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JP2020159379A |
To prevent a welded portion of a retainer incorporated in a self-aligning roller bearing, from being kept into contact with an end face of a roller.A self-aligning roller bearing 1 includes an outer ring 10, an inner ring 20, a plurality...
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JP6759918B2 |
A method for manufacturing a hub unit includes: preparing a hub unit intermediate including an inner shaft, an inner ring fixed to an axial end of the inner shaft, and an outer ring rotatably arranged with respect to the inner shaft and ...
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JP6759584B2 |
To easily assemble a cage in a rolling bearing in which a part of the cage is opposed to an outer ring at an interval.A rolling bearing 10 includes an inner ring 11 having an inner ring raceway surface 51 at an outer peripheral side, an ...
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JP2020143717A |
To provide a wheel bearing device that maintains the connection between a first inward member and a second inward member even when the structure is not provided with a stop ring and is removed from a wheel support shaft, and to provide a...
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JP2020143748A |
To provide a cross roller bearing in which a roller insertion work can be performed efficiently in assembly.In a cross roller bearing in which an outer ring 1 and an inner ring 2 are integrally formed, and rollers 3 are arranged in a ful...
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JP2020139612A |
To provide a roller bearing capable of inhibiting a cage or a roller from being broken when the roller is incorporated, and a method of manufacturing the same.In a method of manufacturing a roller bearing, firstly, a cage is prepared. A ...
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JP6748834B1 |
To disclose a ball mounting facility for a ball-type ceramic bearing. The ball mounting equipment of the ball-type ceramic bearing according to the embodiment of the present invention includes a lower body, a work chamber opened upward i...
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JP6745500B2 |
Disclosed is an LM guide assembling method using half division, and a computer readable recording medium having a program for executing the same. The method includes: disposing an LM rail on a base; fastening a first hole and a (2n+1)-th...
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JPWO2019049296A1 |
The wave generator (4) of the strain wave gearing device (1) consists of a rigid cam plate (6), an elliptical outer peripheral surface (7) of the rigid cam plate (6), and an inner peripheral surface of the external gear (3). It is equipp...
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JP2020122511A |
To hold rollers and a cage assembly so that they do not separate from an inner ring at assembling, to separate the rollers and the cage assembly from an inner ring when necessary, and to avoid the occurrence of a lubrication failure caus...
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JP2020118178A |
To provide a technique for enhancing a holder which is advantageous in strength and easy to be ground and can be manufactured at low cost.A pillar part 31 of a holder 13 includes: a pair of end portions 32 and 32 coupled with an annular ...
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JP6724608B2 |
To provide a rolling bearing which can surely assemble a pair of divided bodies constituting a two-piece cage.A locking part 24 having a locking protrusion 26 which extends in an axial direction of a rolling bearing 10 toward the other o...
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JP6724895B2 |
A rotary press device (33) includes a restriction section (36) configured to restrict a motion of a roll (30) around a central axis of a roll (30) against movement of the roll (30) around a central axis of a hub main body (8) during rota...
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JP6721130B1 |
After the bearing (15) supports the shaft (12), the holding device (41) is separated from the shaft (12). If the measured evaluation value is out of the specified range, the holding device (41) holds the end portion (12b), and then the c...
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JP6720666B2 |
To provide a double-row bearing which does not need to make counter parts of inner ring members penetrate the inside of rolling bodies which are held at an outer ring, also does not need to form a groove for making a cage engaged with th...
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JP6718499B2 |
A transmission component set has a bearing ring (1) and a strain wave gear mounted thereon. Said strain wave gear comprises an input or drive component (2), a flexible or resilient transmission component (4) having external teeth (3), an...
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JP6716958B2 |
To provide a manufacturing method of a conical roller bearing which can suppress the generation of scratches of a conical roller and an inner ring, and a jig used for manufacturing the conical roller bearing.A manufacturing method of a c...
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JP2020097999A |
To provide a hub unit bearing that can set a contact angle in accordance with a target value by preventing an increase in a contact angle of an inner-side ball row, in a hub ring configured by fixing an inner ring on an inner side of a h...
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