CN201241918Y - Combined type one-way bearing - Google Patents
Combined type one-way bearing Download PDFInfo
- Publication number
- CN201241918Y CN201241918Y CNU2008200409460U CN200820040946U CN201241918Y CN 201241918 Y CN201241918 Y CN 201241918Y CN U2008200409460 U CNU2008200409460 U CN U2008200409460U CN 200820040946 U CN200820040946 U CN 200820040946U CN 201241918 Y CN201241918 Y CN 201241918Y
- Authority
- CN
- China
- Prior art keywords
- ring body
- roller
- outer ring
- ball grooves
- inner ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D41/00—Freewheels or freewheel clutches
- F16D41/06—Freewheels or freewheel clutches with intermediate wedging coupling members between an inner and an outer surface
- F16D41/064—Freewheels or freewheel clutches with intermediate wedging coupling members between an inner and an outer surface the intermediate members wedging by rolling and having a circular cross-section, e.g. balls
- F16D41/066—Freewheels or freewheel clutches with intermediate wedging coupling members between an inner and an outer surface the intermediate members wedging by rolling and having a circular cross-section, e.g. balls all members having the same size and only one of the two surfaces being cylindrical
- F16D41/067—Freewheels or freewheel clutches with intermediate wedging coupling members between an inner and an outer surface the intermediate members wedging by rolling and having a circular cross-section, e.g. balls all members having the same size and only one of the two surfaces being cylindrical and the members being distributed by a separate cage encircling the axis of rotation
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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
- F16C41/00—Other accessories, e.g. devices integrated in the bearing not relating to the bearing function as such
- F16C41/001—Integrated brakes or clutches for stopping or coupling the relatively movable parts
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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
- F16C19/22—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
- F16C19/24—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 radial load mainly
- F16C19/26—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 radial load mainly with a single row of rollers
Abstract
The utility model relates to a one-way bearing, in particular to a combined one-way bearing, the technical proposal which is provided by the utility model is that an outer ring body is sleeved out of an inner ring body, a mounting hole which is along the shaft line direction is arranged on the inner ring body, an inner ball groove whose cross section is in a circular arc shape is arranged on one side of the outer circumferential surface of the inner ring body, an outer ball groove whose cross section is in a circular arc shape and which is matched with the inner ball groove is arranged on one side of the inner circumferential surface of the outer ring body, and a ball retainer is arranged between inner ring body and the outer ring body on one side of the ball groove. The utility model has the advantages of simple structure, convenient manufacturing and mounting and big transmitting torque, and a rolling body is not easily slipped and the like.
Description
Technical field
The utility model relates to a kind of unilateral bearing, especially a kind of combined type unilateral bearing.
Background technique
On frame and printing machinery, generally use unilateral bearing, general unilateral bearing comprises inner ring, outer ring and the clutch inner core between them, voussoir roller, loam cake, lower cover, retainer, gulde edge, tightens up parts formations such as spring, spring groove and cross bar at present, this unilateral bearing is complex structure not only, make that the process of making, installing is all pretty troublesome, and transferable moment is less, the easy slippage of voussoir roller, the actual use of influence machinery.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of process simple in structure, that make, install all to make things convenient for, can transmit big moment, the not eely combined type unilateral bearing of rolling element.
The technological scheme that provides according to the utility model, at the outside socket outer ring body of inner ring body, offer mounting hole on the inner ring body along its axial direction, offer the transverse section in external peripheral surface one side of inner ring body and be circular-arc interior ball grooves, offer the transverse section in inner circumferential surface one side of outer ring body and be circular-arc, the outer ball grooves that cooperates with interior ball grooves, between the inner ring body of ball grooves one side and outer ring body, be provided with ball retainer, the holding part unit that described ball retainer is provided with by some intervals is connected on the right sideboard and constitutes, the left part of each holding part unit is provided with the constraint depression that is spherical calotte shape wall body, the left part of constraint depression reaches up and down, and the two side is equipped with uncovered, the degree of depth of constraint depression is greater than its sphere radius corresponding, and the radius of a circle of the partial arc correspondence of the uncovered formation in both sides up and down of constraint depression is less than the spherical shape wall body radius corresponding of constraint depression, in the constraint depression, be provided with spherical ball, the upper and lower end of spherical ball embeds respectively in outer ball grooves and the interior ball grooves, between the inner ring body of ball grooves opposite side and outer ring body, be provided with roller rolling retainer, roller rolling retainer forms by being connected on the left sideboard on the annular body, the left sideboard outer is higher than the outer of annular body, on annular body, offer the spacing hole of some its inner and outer surface of connection, in spacing hole, be provided with roller, side in the side up and down of spacing hole forms step, the sidewall of the spacing hole relative with step is circular-arc concave surface, the axis of this circular-arc concave surface and the parallel axes of annular body are provided with spring on step.
Be provided with the concave curve of restriction inner ring body or outer ring body moving direction at the inner circumferential surface of the outer ring body of corresponding roller position, the arcuate segment of one end of each concave curve for allowing roller move betwixt, the other end is and the spacing of the inner ring body straightway less than the diameter of roller, be the changeover portion of rounding off between arcuate segment and the straightway, place respectively between corresponding to the roller of the arcuate segment of each concave curve and roller rolling retainer and can make roller spring near the straightway of concave curve under static state.Described spring is a serpentine.
Inner circumferential surface at outer ring body is provided with the groove of being convenient to install from the left sideboard of annular body left hand projection.Be provided with fin on the annular body above corresponding each spacing hole, described fin is divided into spacing hole both sides and consistent with the axial direction of annular body.
Be provided with joint between the adjacent two holding part unit, the outer of described right sideboard is higher than the outer of the ring bodies that is formed by holding part unit and joint, correspondingly, outside the inner circumferential surface of the outer ring body in the ball grooves outside be provided with join with the right sideboard that protrudes the outer of ring bodies and draw-in groove.
The utility model is simple in structure, and the process of making, installing all makes things convenient for, and can transmit big moment, and column, spherical rolling element all are difficult for slippage when work.
Description of drawings
Fig. 1 is an overall structure schematic representation of the present utility model.
Fig. 2 is an explosive view of the present utility model.
Fig. 3 is the plan view of the outer ring body in the utility model.
Fig. 4 is the A-A sectional view of Fig. 3.
Fig. 5 is the overall structure schematic representation of the inner ring body in the utility model.
Fig. 6 is the overall structure schematic representation of the roller rolling retainer in the utility model.
Fig. 7 is the overall structure schematic representation of the ball retainer in the utility model.
Embodiment
The utility model is described in further detail below in conjunction with concrete drawings and Examples.
As shown in the figure: at inner ring body 1 outside socket outer ring body 2, offer mounting hole 10 on the inner ring body 1 along its axial direction, offer the transverse section in external peripheral surface one side of inner ring body 1 and be circular-arc interior ball grooves 11, offer the transverse section in inner circumferential surface one side of outer ring body 2 and be circular-arc, the outer ball grooves 21 that cooperates with interior ball grooves 11, between the inner ring body 1 of ball grooves 11 1 sides and outer ring body 2, be provided with ball retainer 3, the holding part unit that described ball retainer 3 is provided with by some intervals is connected on the right sideboard 32 and constitutes, the left part of each holding part unit is provided with the constraint depression 31 that is spherical calotte shape wall body, the left part of constraint depression 31 reaches up and down, and the two side is equipped with uncovered, the degree of depth of constraint depression 31 is greater than its sphere radius corresponding, and the radius of a circle of the partial arc correspondence of the uncovered formation in both sides up and down of constraint depression 31 is less than the spherical shape wall body radius corresponding of constraint depression 31, in constraint depression 31, be provided with spherical ball 4, the upper and lower end of spherical ball 4 embeds respectively in outer ball grooves 21 and the interior ball grooves 11, between the inner ring body 1 of ball grooves 11 opposite sides and outer ring body 2, be provided with roller rolling retainer 5, roller rolling retainer 5 forms by being connected on the left sideboard 51 on the annular body 50, left sideboard 51 outers are higher than the outer of annular body 50, on annular body 50, offer the spacing hole 52 of some its inner and outer surface of connection, in spacing hole 52, be provided with roller 6, side in the side up and down of spacing hole 52 forms step 53, the sidewall of the spacing hole 52 relative with step 53 is circular-arc concave surface, the parallel axes of the axis of this circular-arc concave surface and annular body 50 is provided with spring 7 on step 53.Described spring 7 is a serpentine.
Inner circumferential surface at outer ring body 2 is provided with the groove of being convenient to install from the left sideboard 51 of annular body 50 left hand projection 26.Be provided with fin 54 on the annular body 50 above corresponding each spacing hole 52, described fin 54 is divided into spacing hole 52 both sides and consistent with the axial direction of annular body 50.
Be provided with joint 30 between the adjacent two holding part unit, the outer of described right sideboard 32 is higher than the outer of the ring bodies that is formed by holding part unit and joint 30, correspondingly, outside the inner circumferential surface of the outer ring body 2 in ball grooves 21 outsides be provided with join with the right sideboard 32 that protrudes the outer of ring bodies and draw-in groove 22.
During use, to put into roller 6 in each spacing hole 52 and the spring 7 of serpentine is set on the step 53 of spacing hole 52, roller 6 is snapped in roller rolling retainer 5 between outer ring body 2 and the inner ring body 1 facing to the arcuate segment 23 of the concave curve of the inner circumferential surface of outer ring body 2, make and make roller rolling retainer 5 be mounted chucking by the groove 26 that embeds the inner circumferential surface of outer ring body 2 from the left sideboard 51 of annular body 50 left hand projection.
The ball grooves 11 and outer ball grooves 21 of will the ball 4 identical putting into inner ring body 1 with holding part unit 30 numbers, ball retainer 3 is snapped between inner ring body 1 and the outer ring body 2 again, the feasible right sideboard 32 that protrudes the outer of annular body 33 embeds in the draw-in grooves 22, and all retraining in the constraint of holding part unit 30 depression 31 at this moment has a ball 4.
Owing to be provided with the concave curve of restriction inner ring body 1 or outer ring body 2 moving direction at the inner circumferential surface of the outer ring body 2 of corresponding roller 6 positions, the arcuate segment 23 of one end of each concave curve for allowing roller 6 move betwixt, the other end is and the spacing of inner ring body 1 straightway 25 less than the diameter of roller 6, be the changeover portion 24 of rounding off between arcuate segment 23 and the straightway 25, place respectively between corresponding to the roller 6 of the arcuate segment 23 of each concave curve and roller rolling retainer 5 and can make roller 6 spring 7 near the straightway 25 of concave curve under static state.Make that when inner ring body 1 or outer ring body 2 can move, concave curve can limit the moving direction of roller 6 when outer ring body 2 or inner ring body 1 fixedly the time, promptly roller 6 can only move along a direction, the formation unilateral bearing.
Because the rolling element of unilateral bearing one side of the present utility model is a roller, the rolling element of opposite side is a ball, make it have two kinds of advantages of ball bearing and roller bearing simultaneously, institute is so that the utility model can transmit big moment, and simple in structure, make the process of making, installing all make things convenient for.
Claims (6)
1, a kind of combined type unilateral bearing, the outer ring body (2) of the outside socket of circle body (1) is included, offer mounting hole (10) on the inner ring body (1) along its axial direction, offer the transverse section in external peripheral surface one side of inner ring body (1) and be circular-arc interior ball grooves (11), offer the transverse section in inner circumferential surface one side of outer ring body (2) and be circular-arc, the outer ball grooves (21) that cooperates with interior ball grooves (11), between the inner ring body (1) of ball grooves (11) one sides and outer ring body (2), be provided with ball retainer (3), it is characterized in that: the holding part unit that described ball retainer (3) is provided with by some intervals is connected in right sideboard (32) and goes up formation, the left part of each holding part unit is provided with the constraint depression (31) that is spherical calotte shape wall body, the left part of constraint depression (31) reaches up and down, and the two side is equipped with uncovered, the degree of depth of constraint depression (31) is greater than its sphere radius corresponding, and the radius of a circle of the partial arc correspondence of the uncovered formation in both sides up and down of constraint depression (31) is less than the spherical shape wall body radius corresponding of constraint depression (31), in constraint depression (31), be provided with spherical ball (4), the upper and lower end of spherical ball (4) embeds respectively in outer ball grooves (21) and the interior ball grooves (11), between the inner ring body (1) of ball grooves (11) opposite side and outer ring body (2), be provided with roller rolling retainer (5), roller rolling retainer (5) upward forms by being connected in left sideboard (51) on the annular body (50), left sideboard (51) outer is higher than the outer of annular body (50), on annular body (50), offer the spacing hole (52) of some its inner and outer surface of connection, in spacing hole (52), be provided with roller (6), side in the side up and down of spacing hole (52) forms step (53), the sidewall of the spacing hole (52) relative with step (53) is circular-arc concave surface, the parallel axes of the axis of this circular-arc concave surface and annular body (50) is provided with spring (7) on step (53).
2, combined type unilateral bearing as claimed in claim 1, it is characterized in that: the concave curve that is provided with restriction inner ring body (1) or outer ring body (2) moving direction at the inner circumferential surface of the outer ring body (2) of corresponding roller (6) position, the arcuate segment (23) of one end of each concave curve for allowing roller (6) move betwixt, the other end is and the spacing of inner ring body (1) straightway (25) less than the diameter of roller (6), be the changeover portion (24) of rounding off between arcuate segment (23) and the straightway (25), place respectively between corresponding to the roller (6) of the arcuate segment (23) of each concave curve and roller rolling retainer (5) and can make roller (6) spring (7) near the straightway (25) of concave curve under static state.
3, combined type unilateral bearing as claimed in claim 1 or 2 is characterized in that: described spring (7) is a serpentine.
4, combined type unilateral bearing as claimed in claim 1 or 2 is characterized in that: the inner circumferential surface at outer ring body (2) is provided with the groove of being convenient to install from the left sideboard (51) of annular body (50) left hand projection (26).
5, combined type unilateral bearing as claimed in claim 1, it is characterized in that: be provided with fin (54) on the annular body (50) of corresponding each spacing hole (52) top, described fin (54) is divided into spacing hole (52) both sides and consistent with the axial direction of annular body (50).
6, combined type unilateral bearing as claimed in claim 1, it is characterized in that: be provided with joint (30) between the adjacent two holding part unit, the outer of described right sideboard (32) is higher than the outer of the ring bodies that is formed by holding part unit and joint (30), correspondingly, outside the inner circumferential surface of the outer ring body (2) in ball grooves (21) outside be provided with join with the right sideboard (32) that protrudes the outer of ring bodies and draw-in groove (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200409460U CN201241918Y (en) | 2008-06-26 | 2008-06-26 | Combined type one-way bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200409460U CN201241918Y (en) | 2008-06-26 | 2008-06-26 | Combined type one-way bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201241918Y true CN201241918Y (en) | 2009-05-20 |
Family
ID=40715211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200409460U Expired - Fee Related CN201241918Y (en) | 2008-06-26 | 2008-06-26 | Combined type one-way bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201241918Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720764A (en) * | 2012-06-19 | 2012-10-10 | 常熟长城轴承有限公司 | Novel locking structure for retainer components |
| CN102791570A (en) * | 2009-12-28 | 2012-11-21 | 李昌溶 | Automatic transmission for a bicycle |
| CN102878226A (en) * | 2012-10-20 | 2013-01-16 | 无锡市神力齿轮冷挤有限公司 | Unidirectional needle bearing with support |
| CN103527634A (en) * | 2013-10-30 | 2014-01-22 | 无锡华洋滚动轴承有限公司 | Self-resetting reverse locking bearing |
| CN103527626A (en) * | 2013-10-30 | 2014-01-22 | 无锡华洋滚动轴承有限公司 | Self-resetting double-sealing reverse locking composite bearing |
| CN103742560A (en) * | 2013-12-16 | 2014-04-23 | 洛阳轴研科技股份有限公司 | High-speed one-way clutch bearing |
| CN106015389A (en) * | 2016-07-13 | 2016-10-12 | 无锡市第二轴承有限公司 | One-way clutch bearing |
| CN107514427A (en) * | 2017-10-24 | 2017-12-26 | 无锡民联汽车零部件有限公司 | Double ditch mixing roller type bearings |
| CN108488225A (en) * | 2018-05-15 | 2018-09-04 | 界首市皖俊轴承有限公司 | A kind of self-locking bearing |
-
2008
- 2008-06-26 CN CNU2008200409460U patent/CN201241918Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102791570A (en) * | 2009-12-28 | 2012-11-21 | 李昌溶 | Automatic transmission for a bicycle |
| CN102720764A (en) * | 2012-06-19 | 2012-10-10 | 常熟长城轴承有限公司 | Novel locking structure for retainer components |
| CN102878226A (en) * | 2012-10-20 | 2013-01-16 | 无锡市神力齿轮冷挤有限公司 | Unidirectional needle bearing with support |
| CN103527634A (en) * | 2013-10-30 | 2014-01-22 | 无锡华洋滚动轴承有限公司 | Self-resetting reverse locking bearing |
| CN103527626A (en) * | 2013-10-30 | 2014-01-22 | 无锡华洋滚动轴承有限公司 | Self-resetting double-sealing reverse locking composite bearing |
| CN103527626B (en) * | 2013-10-30 | 2016-04-06 | 无锡华洋滚动轴承有限公司 | The reverse stop composite bearing of Self-resetting double-sealing |
| CN103742560A (en) * | 2013-12-16 | 2014-04-23 | 洛阳轴研科技股份有限公司 | High-speed one-way clutch bearing |
| CN106015389A (en) * | 2016-07-13 | 2016-10-12 | 无锡市第二轴承有限公司 | One-way clutch bearing |
| CN107514427A (en) * | 2017-10-24 | 2017-12-26 | 无锡民联汽车零部件有限公司 | Double ditch mixing roller type bearings |
| CN108488225A (en) * | 2018-05-15 | 2018-09-04 | 界首市皖俊轴承有限公司 | A kind of self-locking bearing |
| CN108488225B (en) * | 2018-05-15 | 2020-01-24 | 界首市皖俊轴承有限公司 | Self-locking bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090520 Termination date: 20170626 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |