CN202867555U - Single-row self-aligning roller bearing - Google Patents

Single-row self-aligning roller bearing Download PDF

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Publication number
CN202867555U
CN202867555U CN2012205693760U CN201220569376U CN202867555U CN 202867555 U CN202867555 U CN 202867555U CN 2012205693760 U CN2012205693760 U CN 2012205693760U CN 201220569376 U CN201220569376 U CN 201220569376U CN 202867555 U CN202867555 U CN 202867555U
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CN
China
Prior art keywords
ring
bearing
retainer
roller
rollers
Prior art date
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Application number
CN2012205693760U
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Chinese (zh)
Inventor
蔡玉铨
罗文博
林文荣
刘增
杜其章
蔡圣阳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANDONG YUJIE BEARING MANUFACTURE CO Ltd
Original Assignee
SHANDONG YUJIE BEARING MANUFACTURE CO Ltd
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Priority to CN2012205693760U priority Critical patent/CN202867555U/en
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Publication of CN202867555U publication Critical patent/CN202867555U/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C23/00Bearings for exclusively rotary movement adjustable for aligning or positioning
    • F16C23/06Ball or roller bearings
    • F16C23/08Ball or roller bearings self-adjusting
    • F16C23/082Ball or roller bearings self-adjusting by means of at least one substantially spherical surface
    • F16C23/086Ball or roller bearings self-adjusting by means of at least one substantially spherical surface forming a track for rolling elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22Bearings 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
    • F16C19/24Bearings 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 radial load mainly
    • F16C19/26Bearings 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 radial load mainly with a single row of rollers

Abstract

The utility model relates to a single-row self-aligning roller bearing. The single-row self-aligning roller bearing comprises an inner ring, an outer ring and a number of rollers which are uniformly arranged between the inner ring and the outer ring through a retainer; an annular oil groove is arranged in the middle of the outer periphery of the outer ring; an oil hole is formed in the oil groove; and first peripheral grooves are respectively formed in the inner peripheral surfaces of the outer rings at the two sides of the roller, and two clamp springs are respectively arranged in the two first peripheral grooves. The single-row self-aligning roller bearing is reasonable in structural design and stable and reliable to use; the two clamp springs are respectively arranged at the two sides of the rollers between the inner ring and the outer ring so that the phenomenon that the rollers come off due to excessive torsion of the inner ring and the outer ring is avoided, thus the maintenance frequency is reduced, the smooth process of work is ensured, simultaneously sundries in external environments are prevented from entering the bearing, and the service life of the bearing is prolonged; and in addition, the retainer is simple in manufacturing process and occupies small space, and the overall dimension of the rollers is increased in the intrinsic overall dimension range, thus the carrying capacity of an axial load of the bearing is increased.

Description

A kind of controllable single-chip electromagnetic clutch
Technical field:
The utility model relates to a kind of controllable single-chip electromagnetic clutch.
Background technique:
Present employed controllable single-chip electromagnetic clutch, its structure mainly comprises inner ring, outer ring and evenly is installed in several rollers between inner ring and the outer ring by retainer, in working order during center downward regulating, inner ring and outer ring produce sometimes reverses the phenomenon that excessively causes roller to be deviate from, thereby increased maintenance frequency, affected carrying out smoothly of work.
The model utility content:
The utility model is in order to remedy the deficiencies in the prior art, a kind of controllable single-chip electromagnetic clutch is provided, its reasonable in design, use reliable and stable, avoided inner ring and outer ring to occur because reversing the phenomenon that excessively causes roller to be deviate from, reduce maintenance frequency, guaranteed carrying out smoothly of work, solved problems of the prior art.
The utility model is to solve the problems of the technologies described above the technological scheme that adopts to be:
A kind of controllable single-chip electromagnetic clutch, comprise inner ring, outer ring and evenly be installed in several rollers between inner ring and the outer ring by retainer, in the middle of the excircle of outer ring, be provided with an annular oil groove, have oilhole in the oil groove, inner circumferential surface in the outer ring of roller both sides is respectively equipped with one first circumferential groove, is separately installed with a jump ring in two first circumferential grooves.
Be provided with the second relative circumferential groove of the first circumferential groove position on the inner circumferential surface with the outer ring at the external peripheral surface of inner ring, the outside that is positioned at jump ring between the first circumferential groove and the second circumferential groove is provided with a seal ring.
Being shaped as of described roller is dolioform, evenly is provided with the dolioform pocket hole that several match with dolioform roller on retainer.
The utility model adopts such scheme, reasonable in design, use reliable and stable, by between inner ring and outer ring, being positioned at the roller both sides one jump ring is installed respectively, can avoid reversing the phenomenon that excessively causes roller to be deviate from because inner ring and outer ring produce, thereby reduced maintenance frequency, guaranteed carrying out smoothly of work.Between the second circumferential groove of the first circumferential groove of outer ring and inner ring, be positioned at simultaneously arranged outside one seal ring of jump ring, make the inner confined space that forms of bearing, lubricating grease can not ooze out, do not need frequent supplemental lubrication fat, and isolated the foreign material in the external environment condition and enter bearing inside, prolonged the working life of bearing.In addition, the preparation process of retainer is simple, and it is less to take up room, and has increased the boundary dimension of roller in intrinsic boundary dimension scope, thereby has promoted the radial load bearing capacity of bearing.
Description of drawings:
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of retainer among Fig. 1.
Fig. 3 is the structural representation of jump ring among Fig. 1.
Among the figure, 1, inner ring, 2, the outer ring, 3, retainer, 4, roller, 5, jump ring, 6, seal ring, 7, the pocket hole, 8, oil groove, 9, oilhole, the 10, first circumferential groove, the 11, second circumferential groove.
Embodiment:
For clearly demonstrating the technical characterstic of this programme, below by embodiment, and in conjunction with its accompanying drawing, the utility model is elaborated.
As Figure 1-3, a kind of controllable single-chip electromagnetic clutch, comprise inner ring 1, outer ring 2 and evenly be installed in several rollers 4 between inner ring 1 and the outer ring 2 by retainer 3, be provided with an annular oil groove 8 in the middle of 2 the excircle in the outer ring, have oilhole 9 in the oil groove 8, inner circumferential surface in the outer ring 2 of roller 4 both sides is respectively equipped with one first circumferential groove 10, is separately installed with a jump ring 5 in two first circumferential grooves 10.
Be provided with the second relative circumferential groove 11 of the first circumferential groove 10 positions on the inner circumferential surface with outer ring 2 at the external peripheral surface of inner ring 1, the outside that is positioned at jump ring 5 between the first circumferential groove 10 and the second circumferential groove 11 is provided with a seal ring 6.Seal ring 6 makes the inner confined space that forms of bearing, and lubricating grease can not ooze out, and does not need frequent supplemental lubrication fat, and has isolated the foreign material in the external environment condition and enter bearing inside, has prolonged the working life of bearing.
Being shaped as of described roller 4 is dolioform, evenly is provided with the dolioform pocket hole 7 that several match with dolioform roller 4 on retainer 3.Pocket hole 7 is dolioform, and point not with lock has been simplified the processing technology of retainer 3 greatly, reduced cost of production, it is less that retainer 3 is taken up room, and increased the boundary dimension of roller 4 in intrinsic boundary dimension scope, thereby promoted the radial load bearing capacity of bearing.
During manufacturing, first retainer 3 is enclosed within on the rib cylindrical of inner ring 1, pack in the groove of inner ring 1 in the pocket hole 7 that a part of roller 4 is passed retainer 3, the working surface that is each roller 4 is positioned on the spherical raceway, roller 4 both ends of the surface contact with rib, then outer ring 2 is enclosed within on the inner ring 1, with reversing of any axis different azimuth of inner ring 1 in the 2 both ends of the surface median planes of outer ring, just all rollers 4 can be packed into, then a pair of jump ring 5 is respectively charged in the first circumferential groove 10 of outer ring 2, at last a pair of seal ring 6 is made it to be out of shape in the second circumferential groove 11 of the first circumferential groove 10 of placing outer ring 2 and inner ring 1 by impressed pressure respectively.Controllable single-chip electromagnetic clutch of the present utility model, reasonable in design, use reliable and stable, by between inner ring 1 and outer ring 2, being positioned at roller 4 both sides one jump ring 5 is installed respectively, improved the radial load ability to bear, when radial load is excessive, can avoid reversing the phenomenon that excessively causes roller 4 to be deviate from because inner ring 1 and outer ring 2 produces, thereby reduce maintenance frequency, guarantee carrying out smoothly of work.Between the second circumferential groove 11 of the first circumferential groove 10 of outer ring 2 and inner ring 1, be positioned at simultaneously arranged outside one seal ring 6 of jump ring 5, make the inner confined space that forms of bearing, lubricating grease can not ooze out, do not need frequent supplemental lubrication fat, and isolated the foreign material in the external environment condition and enter bearing inside, prolonged the working life of bearing.In addition, the preparation process of retainer 3 is simple, and it is less to take up room, and has increased the boundary dimension of roller 4 in intrinsic boundary dimension scope, thereby has promoted the radial load bearing capacity of bearing.
The utility model does not describe part in detail, is those skilled in the art of the present technique's known technology.

Claims (3)

1. controllable single-chip electromagnetic clutch, comprise inner ring, outer ring and evenly be installed in several rollers between inner ring and the outer ring by retainer, in the middle of the excircle of outer ring, be provided with an annular oil groove, have oilhole in the oil groove, it is characterized in that: the inner circumferential surface in the outer ring of roller both sides is respectively equipped with one first circumferential groove, is separately installed with a jump ring in two first circumferential grooves.
2. a kind of controllable single-chip electromagnetic clutch according to claim 1, it is characterized in that: be provided with the second relative circumferential groove of the first circumferential groove position on the inner circumferential surface with the outer ring at the external peripheral surface of inner ring, the outside that is positioned at jump ring between the first circumferential groove and the second circumferential groove is provided with a seal ring.
3. a kind of controllable single-chip electromagnetic clutch according to claim 1, it is characterized in that: being shaped as of described roller is dolioform, evenly is provided with the dolioform pocket hole that several match with dolioform roller on retainer.
CN2012205693760U 2012-11-01 2012-11-01 Single-row self-aligning roller bearing Active CN202867555U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012205693760U CN202867555U (en) 2012-11-01 2012-11-01 Single-row self-aligning roller bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012205693760U CN202867555U (en) 2012-11-01 2012-11-01 Single-row self-aligning roller bearing

Publications (1)

Publication Number Publication Date
CN202867555U true CN202867555U (en) 2013-04-10

Family

ID=48034277

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012205693760U Active CN202867555U (en) 2012-11-01 2012-11-01 Single-row self-aligning roller bearing

Country Status (1)

Country Link
CN (1) CN202867555U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015078461A1 (en) * 2013-11-28 2015-06-04 Schaeffler Technologies AG & Co. KG Planetary roller bearing
CN105257694A (en) * 2015-11-10 2016-01-20 河北书浩轴承有限公司 Spherical roller bearing
CN105889330A (en) * 2016-06-29 2016-08-24 如皋市非标轴承有限公司 Roller bearing for automatically cleaning oil channel
CN108488229A (en) * 2018-03-14 2018-09-04 中国航发哈尔滨轴承有限公司 A kind of centripetal self-aligning roller bearing of novel full rolling element

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015078461A1 (en) * 2013-11-28 2015-06-04 Schaeffler Technologies AG & Co. KG Planetary roller bearing
CN105257694A (en) * 2015-11-10 2016-01-20 河北书浩轴承有限公司 Spherical roller bearing
CN105889330A (en) * 2016-06-29 2016-08-24 如皋市非标轴承有限公司 Roller bearing for automatically cleaning oil channel
CN105889330B (en) * 2016-06-29 2018-07-27 如皋市非标轴承有限公司 The roller bearing of automatic cleaning oil duct
CN108488229A (en) * 2018-03-14 2018-09-04 中国航发哈尔滨轴承有限公司 A kind of centripetal self-aligning roller bearing of novel full rolling element

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