CN105134787A - Bearing ring and bearing - Google Patents

Bearing ring and bearing Download PDF

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Publication number
CN105134787A
CN105134787A CN201510506682.8A CN201510506682A CN105134787A CN 105134787 A CN105134787 A CN 105134787A CN 201510506682 A CN201510506682 A CN 201510506682A CN 105134787 A CN105134787 A CN 105134787A
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CN
China
Prior art keywords
bearing
blind hole
oily passage
large footpath
ring
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CN201510506682.8A
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Chinese (zh)
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CN105134787B (en
Inventor
王东峰
尹延经
杨浩亮
焦春照
赵洋
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Luoyang Bearing Research Institute Co Ltd
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Luoyang Bearing Science and Technology Co Ltd
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Priority to CN201510506682.8A priority Critical patent/CN105134787B/en
Publication of CN105134787A publication Critical patent/CN105134787A/en
Application granted granted Critical
Publication of CN105134787B publication Critical patent/CN105134787B/en
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Abstract

The invention provides a bearing ring and a bearing. The bearing comprises the bearing ring. The bearing ring comprises a ring body which is provided with a rolling track in rolling fit with a rolling body. The ring body is provided with an oil passing channel. The oil passing channel is provided with an oil discharging pore communicated with the rolling track. The oil passing channel of the bearing is communicated with the rolling body of the ring body through the pore, so that the amount of lubricating oil entering the bearing is reduced, and waste caused by too much lubricating oil is avoided; and the rolling body can bring away the lubricating oil at the oil discharging pore when rolling so that the lubricating oil can wrap the rolling body and the rolling track, in this way, lubrication is uniform and suitable for ultra-high speed rotation of the bearing, and oil shedding is avoided.

Description

A kind of bearing ring and bearing
Technical field
The present invention relates to field of bearings, particularly relate to a kind of bearing ring and bearing.
Background technique
At present, along with the development of high speed, high-precision numerical control lathe, higher requirement is proposed to the performance index of the high speed of the bearing that lathe uses, low vibration, but traditional bearing lubrication system is difficult to the user demand meeting ultra high speed, low vibration.Traditional bearing is generally on bearing inner race or bearing outer ring, offer the oily passage of mistake extended between bearing enclose, oil-filled and the rolling cooperation position of rolling element and Internal and external cycle is lubricated in bearing by crossing oily passage, but it is general larger that this lubricating system crosses oily passage, the lubricants capacity provided is more, oily phenomenon can be got rid of when bearing high speed rotating, not only contaminated equipment also causes the waste of lubricant oil, and lubricant oil too much can not adapt to bearing ultra high speed and rotate; When bearing slowly runs, the demand of lubricant oil is less and often enter oil mass in bearing much smaller than passing through oily passage, so also causes lubricant oil to waste, uses lubricating oil consumption comparatively large, expend higher.
Summary of the invention
The object of the present invention is to provide a kind of bearing that effectively can control lubricants capacity, in order to solve the problem that existing bearing oil is wasted in a large number; Meanwhile, present invention also offers a kind of bearing ring being applicable to this bearing.
In order to solve the problems of the technologies described above, bearing of the present invention adopts following technological scheme: a kind of bearing, comprise bearing ring, described bearing ring comprises lasso body, described lasso body is provided with for rolling the raceway coordinated with rolling element, described lasso body was provided with oily passage, and the oily passage of described mistake has the pore oil outlet be communicated with described raceway.
The oily passage of described mistake also comprises the shoe cream room being positioned at pore oil outlet upstream, is filled with sponge in described shoe cream room.
The oily passage of described mistake comprises the large footpath blind hole extended radially inwardly by the outer circumferential face of bearing outer ring and the path blind hole extended internally by the rolling track and radial of the inner peripheral surface of bearing outer ring, shoe cream room is the inner chamber of large footpath blind hole, pore oil outlet is the aperture of path blind hole, the centerline parallel of large footpath blind hole and path blind hole and being staggered at the axial direction of bearing ring, large footpath blind hole and path blind hole are intersected by bottom and are communicated with.
The oily passage of described mistake has multiple and uniform in circumference, described lasso body is also provided with the annular oil guide groove connecting each large footpath blind hole successively.
Bearing ring of the present invention adopts following technological scheme: a kind of bearing ring, comprise annular collar body, described lasso body is provided with for rolling the raceway coordinated with rolling element, described lasso body was provided with oily passage, and the oily passage of described mistake has the pore oil outlet be communicated with described raceway.
The oily passage of described mistake also comprises the shoe cream room being positioned at pore oil outlet upstream, is filled with sponge in described shoe cream room.
The oily passage of described mistake comprises the large footpath blind hole extended radially inwardly by the outer circumferential face of bearing outer ring and the path blind hole extended internally by the rolling track and radial of the inner peripheral surface of bearing outer ring, shoe cream room is the inner chamber of large footpath blind hole, pore oil outlet is the aperture of path blind hole, the centerline parallel of large footpath blind hole and path blind hole and being staggered at the axial direction of bearing ring, large footpath blind hole and path blind hole are intersected by bottom and are communicated with.
The oily passage of described mistake has multiple and uniform in circumference, described lasso body is also provided with the annular oil guide groove connecting each large footpath blind hole successively.
Oily passage is communicated with lasso body raceway by pore crossed by bearing of the present invention, reduce the inlet of lubricant oil, the amount of lubricant oil is avoided too much to cause waste, when rolling element rotates, the lubricant oil at pore oil outlet place can take out of and then make lubrication pockets to overlay on rolling element and raceway by rolling element, make lubrication ratio comparatively even, be applicable to bearing ultra high speed and rotate, oily phenomenon can not be got rid of.
Further, cross in oily passage shoe cream room and be filled with sponge, sponge can reduce lubricant oil and enters flow of lubrication in bearing in use, lubricant oil is absorbed by the sponge and enters in bearing by pore oil outlet after oozing out, reduce lubricant oil and enter speed in bearing, such control can control to the amount crossing in oily passage the lubricant oil injected flow that lubricant oil enters bearing and lubricant oil be met use, avoid lubricant oil too much and cause waste.
Further, large footpath blind hole extends radially inwardly from bearing outer ring outer circumferential face, path blind hole extends radially outwardly from bearing outer ring inner peripheral surface, the centerline parallel of holes and being staggered at the axial direction of bearing ring, large footpath blind hole is intersected by bottom with path blind hole and is communicated with, a such setting during fabrication need is holed respectively at the outer circumferential face of bearing outer ring and inner peripheral surface respectively, easy to process, manufacture cost is lower, intersection location simultaneously forms bottleneck structure, and bottleneck structure can effectively hinder slow flow of lubrication.
Further, annular oil guide groove is convenient to crossing oiling in oily passage, and ensure that the oily passage of each mistake evenly can enter lubricant oil, lubrication effect is better.
Accompanying drawing explanation
Fig. 1 is the structural representation of bearing embodiment one of the present invention when using.
Embodiment
The embodiment one of bearing of the present invention: as shown in Figure 1, comprise coaxially sheathed bearing ring and rotation and be assemblied in rolling element between two bearing rings, bearing ring comprises bearing inner race 1 and bearing outer ring 3, bearing ring comprises annular collar body, lasso body is provided with the raceway coordinated that to roll with the rolling element 2 of bearing, namely the arcuate groove outer circumferential face of bearing inner race and the inner peripheral surface of bearing outer ring are oppositely arranged, in bearing, rolling element 2 between outer ring to be fixed on retainer 10 and by bearing, in arcuate groove on outer ring and bearing, roll and coordinate in outer ring, wherein, lasso body was also provided with oily passage, cross oily passage and there is the pore oil outlet be communicated with raceway, in the present embodiment, cross oily passage to comprise and be located at the large footpath blind hole 7 extending radially inwardly to the arcuate groove of bearing outer ring inner peripheral surface by the outer circumferential face of bearing outer ring on bearing outer ring 3 and the path blind hole 9 extended radially inwardly by the inner peripheral surface of bearing outer ring, the aperture that large footpath blind hole 7 is positioned at bearing outer circumferential face is filler opening, large footpath blind hole 7 has multiple and is uniformly distributed in the circumferential, the outer circumferential face of bearing outer ring is also provided with the annular oil guide groove that circumference is communicated with each large footpath blind hole successively, the aperture of large footpath blind hole is greater than the aperture of path blind hole, the aperture that path blind hole 9 is positioned at bearing outer ring inner peripheral surface is pore oil outlet, the axis of large footpath blind hole and path blind hole is staggered in the axial direction, holes position at the bottom of hole is intersected and realizes being communicated with, the aperture of the intercommunicating pore of intersection location can be made so less, form bottleneck structure, slow down the flowing velocity of lubricant oil, cross oily passage and also comprise shoe cream room, shoe cream room is positioned at the upstream of pore oil outlet, sponge is filled with in shoe cream room, in the present embodiment, shoe cream room is surrounded by the hole wall of large footpath blind hole, that is, the inner chamber of large footpath blind hole is shoe cream room, sponge 8 can absorb the lubricant oil entering oily passage from filler opening, the lubricant oil that sponge 8 absorbs can penetrate in path blind hole by the intercommunicating pore connecting large footpath blind hole and path blind hole, avoid that lubricant oil is directly accessible to be entered path blind hole and then be sprayed onto on rolling element, be scrolled body to take out of be coated in rolling element and bearing when rolling element, with the raceway of bearing periphery, relative rolling occurs, on outer ring raceway, make bearing lubrication even, also achieve micro lubricating simultaneously, the convenient use amount controlling lubricant oil, in addition, when not using, sponge can also stop the lubricant oil in bearing outwards to flow out, prevent from revealing.
The outer circumferential face of the bearing outer ring in the present embodiment is also provided with the bearing sealed ring mounting groove corresponding with the bearing support seal ring mounting groove on bearing support 4 in the axial both sides of annular oil guide groove, seal ring 6 is housed in bearing sealed ring mounting groove, when bearing assemble is on bearing support, seal ring 6 is folded between bearing support and bearing outer ring, such bearing support, bearing outer ring and two seal rings define a ring packing space jointly, by the oil hole 5 on bearing support 4 in sealing annular space during oiling, the periphery of bearing outer ring defines an annular lubricant oil reservoir, this lube layer also can be referred to as liquid damping layer, radial support power can be provided and this support force is flexible support power to bearing, oil pressure one timing in this ring packing space, this liquid damping layer can ensure that bearing radial load is evenly distributed, also the vibration and noise that produce when bearing runs up is greatly reduced.
The embodiment two of bearing of the present invention: be with the difference of embodiment one, crossing oily passage is from the outer circumferential face of the bearing outer ring radially-inwardly hole that diminishes gradually, aperture, large footpath section inner chamber wherein near outer circumferential face is shoe cream room, and the path opening be positioned on inner peripheral surface raceway is pore oil outlet.
The embodiment three of bearing of the present invention: be with the difference of embodiment one, large footpath blind hole and the dead in line of path blind hole, intercommunication at the bottom of holes hole.
The embodiment four of bearing of the present invention: be with the difference of embodiment one, crossing oily passage is located on bearing inner race, correspondingly, the outer circumferential face that pore oil outlet is positioned at bearing inner race is communicated with raceway, and it is outwards flow between bearing inner race and outer ring from the inside of bearing inner race that lubricant oil flows to.
The embodiment five of bearing of the present invention: be with the difference of embodiment one, cross oily passage from one end end face axial extension of bearing ring and diametrically gradually near lasso raceway, and the outlet on lasso raceway is pore oil outlet.
Bearing of the present invention can be good at the oil mass controlling lubricant oil in use, can either realize delaying the resistance of oiling flow by sponge, can ensure that again lubricant oil can not leak, lubricated to rolling element by pore oil outlet, automatically lubricant oil can be taken out of when rolling element rotates, lubricating uniform is effective, it also avoid oil spout and gets rid of oily phenomenon, and bearing is run well under ultra high speed annular.
The embodiment one of bearing ring of the present invention: its concrete structure is identical with the bearing ring structure in above-mentioned bearing embodiment, repeats no more herein, it should be noted that bearing inner race and bearing outer ring all can be referred to as bearing ring.

Claims (8)

1. a bearing ring, comprises annular collar body, and described lasso body was provided with oily passage and for rolling the raceway coordinated with rolling element, it is characterized in that, the oily passage of described mistake has the pore oil outlet be communicated with described raceway.
2. bearing ring according to claim 1, is characterized in that, the oily passage of described mistake also comprises the shoe cream room being positioned at pore oil outlet upstream, is filled with sponge in described shoe cream room.
3. bearing ring according to claim 1 and 2, it is characterized in that, the oily passage of described mistake comprises the large footpath blind hole extended radially inwardly by the outer circumferential face of bearing outer ring and the path blind hole extended internally by the rolling track and radial of the inner peripheral surface of bearing outer ring, shoe cream room is the inner chamber of large footpath blind hole, pore oil outlet is the aperture of path blind hole, the centerline parallel of large footpath blind hole and path blind hole and being staggered at the axial direction of bearing ring, large footpath blind hole and path blind hole are intersected by bottom and are communicated with.
4. bearing ring according to claim 3, is characterized in that, the oily passage of described mistake has multiple and uniform in circumference, described lasso body is also provided with the annular oil guide groove connecting each large footpath blind hole successively.
5. a bearing, comprise bearing ring, described bearing ring comprises annular collar body, and described lasso body was provided with oily passage and for rolling the raceway coordinated with rolling element, it is characterized in that, the oily passage of described mistake has the pore oil outlet be communicated with described raceway.
6. bearing according to claim 5, is characterized in that, the oily passage of described mistake also comprises the shoe cream room being positioned at pore oil outlet upstream, is filled with sponge in described shoe cream room.
7. the bearing according to claim 5 or 6, it is characterized in that, the oily passage of described mistake comprises the large footpath blind hole extended radially inwardly by the outer circumferential face of bearing outer ring and the path blind hole extended internally by the rolling track and radial of the inner peripheral surface of bearing outer ring, shoe cream room is the inner chamber of large footpath blind hole, pore oil outlet is the aperture of path blind hole, the centerline parallel of large footpath blind hole and path blind hole and being staggered at the axial direction of bearing ring, large footpath blind hole and path blind hole are intersected by bottom and are communicated with.
8. bearing according to claim 7, is characterized in that, the oily passage of described mistake has multiple and uniform in circumference, described lasso body is also provided with the annular oil guide groove connecting each large footpath blind hole successively.
CN201510506682.8A 2015-08-18 2015-08-18 A kind of bearing ring and bearing Active CN105134787B (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
CN201510506682.8A CN105134787B (en) 2015-08-18 2015-08-18 A kind of bearing ring and bearing

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CN105134787A true CN105134787A (en) 2015-12-09
CN105134787B CN105134787B (en) 2017-09-29

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106224387A (en) * 2016-08-31 2016-12-14 洛阳轴研科技股份有限公司 A kind of angular contact ball bearing
CN107327500A (en) * 2017-08-31 2017-11-07 重庆鲜王机械制造有限公司 A kind of axle sleeve
CN109629052A (en) * 2019-02-11 2019-04-16 桐乡市龙琪纺织有限公司 A kind of tension self-regulation multiply twisting machine and its method of twisting thread
CN111043160A (en) * 2020-02-19 2020-04-21 福建福南轴承有限公司 Lubricating and dustproof structure and method for spherical bearing

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2714884Y (en) * 2004-06-14 2005-08-03 洛阳轴研科技股份有限公司 Outer ring raceway direct lubrication type super-high-speed angular contact ball bearing
JP2007321950A (en) * 2006-06-05 2007-12-13 Ntn Corp Cylindrical roller bearing
JP2008075738A (en) * 2006-09-20 2008-04-03 Mitsubishi Heavy Ind Ltd Bearing device
CN203453298U (en) * 2013-08-02 2014-02-26 杭州人本大型轴承有限公司 Grease-injection-available sealed bearing
CN103635708A (en) * 2011-06-30 2014-03-12 Ntn株式会社 Rolling bearing
DE102013224596A1 (en) * 2012-12-10 2014-06-12 Aktiebolaget Skf Rolling bearing has two bearing rings that are provided with through hole through which lubricant is introduced into gap formed between two rings

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2714884Y (en) * 2004-06-14 2005-08-03 洛阳轴研科技股份有限公司 Outer ring raceway direct lubrication type super-high-speed angular contact ball bearing
JP2007321950A (en) * 2006-06-05 2007-12-13 Ntn Corp Cylindrical roller bearing
JP2008075738A (en) * 2006-09-20 2008-04-03 Mitsubishi Heavy Ind Ltd Bearing device
CN103635708A (en) * 2011-06-30 2014-03-12 Ntn株式会社 Rolling bearing
DE102013224596A1 (en) * 2012-12-10 2014-06-12 Aktiebolaget Skf Rolling bearing has two bearing rings that are provided with through hole through which lubricant is introduced into gap formed between two rings
CN203453298U (en) * 2013-08-02 2014-02-26 杭州人本大型轴承有限公司 Grease-injection-available sealed bearing

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106224387A (en) * 2016-08-31 2016-12-14 洛阳轴研科技股份有限公司 A kind of angular contact ball bearing
CN106224387B (en) * 2016-08-31 2019-09-06 洛阳轴承研究所有限公司 A kind of angular contact ball bearing
CN107327500A (en) * 2017-08-31 2017-11-07 重庆鲜王机械制造有限公司 A kind of axle sleeve
CN107327500B (en) * 2017-08-31 2023-08-04 重庆巴欧机电有限公司 Shaft sleeve
CN109629052A (en) * 2019-02-11 2019-04-16 桐乡市龙琪纺织有限公司 A kind of tension self-regulation multiply twisting machine and its method of twisting thread
CN111043160A (en) * 2020-02-19 2020-04-21 福建福南轴承有限公司 Lubricating and dustproof structure and method for spherical bearing
CN111043160B (en) * 2020-02-19 2021-09-03 福建福南轴承有限公司 Lubricating and dustproof structure and method for spherical bearing

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Effective date of registration: 20180511

Address after: 471000 No. 1 axis research road, Jianxi science and Technology Industrial Park, Luoyang, Henan

Patentee after: Luoyang Bearing Research Institute

Address before: 471039 Fenghua Road 6, hi tech Development Zone, Luoyang, Henan.

Patentee before: Zhouyan Science and Technology Co., Ltd., Luoyang

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