CN103527626B - The reverse stop composite bearing of Self-resetting double-sealing - Google Patents
The reverse stop composite bearing of Self-resetting double-sealing Download PDFInfo
- Publication number
- CN103527626B CN103527626B CN201310525154.8A CN201310525154A CN103527626B CN 103527626 B CN103527626 B CN 103527626B CN 201310525154 A CN201310525154 A CN 201310525154A CN 103527626 B CN103527626 B CN 103527626B
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- China
- Prior art keywords
- outer ring
- retainer
- self
- ball
- resetting
- Prior art date
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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
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
- F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls
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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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/38—Ball cages
- F16C33/41—Ball cages comb-shaped
- F16C33/412—Massive or moulded comb cages, e.g. snap ball cages
- F16C33/414—Massive or moulded comb cages, e.g. snap ball cages formed as one-piece cages, i.e. monoblock comb cages
- F16C33/416—Massive or moulded comb cages, e.g. snap ball cages formed as one-piece cages, i.e. monoblock comb cages made from plastic, e.g. injection moulded comb cages
Abstract
The present invention relates to the reverse stop composite bearing of Self-resetting double-sealing.The first end of the external peripheral surface of inner ring offers the interior ball grooves that transverse section is circular arc, and the second end is smooth surface; The inner circumferential surface of the first outer ring offers the outer ball grooves that transverse section is circular arc; The inner circumferential surface of the second outer ring is provided with the curvilinear plane of some groups of end-to-ends, and curvilinear plane one end is arcuate segment, and the other end is straightway, and arcuate segment is connected with straightway rounding off; Ribbon retainer is arranged between inner ring first end and the first outer ring, and ball is arranged in the ball pocket of ribbon retainer; Self-resetting retainer is arranged between inner ring second end and the second outer ring, roller is arranged in the installation fenestra of Self-resetting retainer, fenestra place is installed and is provided with cantilever limiting stopper, cantilever limiting stopper one end is fixed on Self-resetting retainer, and the cantilever limiting stopper the other end is provided with the elastically bendable bending part to roller one lateral buckling.Structure of the present invention is simple, designs ingenious, convenient and reliable assembly.
Description
Technical field
The present invention relates to the reverse clamping stopper bearing of a kind of clutch, specifically the reverse stop composite bearing of a kind of Self-resetting double-sealing, belongs to reverse clamping stopper bearing technical field.
Background technique
The reverse clamping stopper bearing of existing roller type, is surmounting or transmitting torque, is preventing from reversing, obtains utilization in the switching mechanism of accurately location, the running of unit double speed.Be usually used in all trades and professions such as various lathe, package packing machine, printing machinery, light industry and machinery, petrochemical machinery, metallurgical machinery, mining machinery, speed reducer, Belt Conveyors, Rotatruder, noria, power generating equipment, automobile, steamer, aircraft, bomber and light howitzer.Especially be widely used in clutch industry, it realizes the work of clutch mainly through the running of the reverse clamping stopper bearing of roller type.
Along with the high speed development of clutch industry, the deficiency of existing reverse clamping stopper bearing also engenders, as poor sealing performance, main dependence retainer or fixed cover carry out noncontact seal, moisture resistance, Anti-wet are poor, cause Bearing inner corrosion, cause stop performance early failue.Because clutch Environmental Conditions is different, for meeting its environment and functional requirement, novel clutch proposes new functional requirement to reverse clamping stopper bearing, it should bear radial load, also need to bear thrust load, should rotate in a direction in operation process, larger stop moment of torsion can be transmitted in the other direction again, play the effect of clutch, in clutch installation process, also will be convenient to assembling.The form that novel clutch mainly adopts ball bearing at present, reverse clamping stopper bearing is assembled simultaneously realizes its functional requirement, two kinds of bearings are assembled simultaneously, cost is higher, and install inconvenient, and there is the interference that mutually operates, cause retardation phenomenon obvious, cause the mutual impact between parts, larger stop moment cannot be born, cause bearing early failue.Simultaneously due to novel clutch compact structure, first set bearing, in press-in clutch process, weighs wounded during pressure second cover bearing, causes bearing to operate noise large by bearing.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, there is provided a kind of Self-resetting double-sealing reverse stop composite bearing, its structure is simple, design ingenious, convenient and reliable assembly, under the prerequisite meeting clamping stopper bearing expection stop performance and life requirements, bearing function and stable performance can be guaranteed simultaneously.
According to technological scheme provided by the invention: the reverse stop composite bearing of Self-resetting double-sealing, is characterized in that: comprise inner ring, the first outer ring, the second outer ring, ball, ribbon retainer, roller and Self-resetting retainer; The first end of the external peripheral surface of described inner ring offers the interior ball grooves that transverse section is circular arc, and the second end is smooth surface; The inner circumferential surface of described first outer ring offers the outer ball grooves that transverse section is circular arc; The inner circumferential surface of described second outer ring is provided with the curvilinear plane of some groups of end-to-ends, and described curvilinear plane one end is arcuate segment, and the other end is straightway, and arcuate segment is connected with straightway rounding off; Described first outer ring and the second outer ring are coaxially arranged, and described inner ring is arranged in the first outer ring and the second outer ring; Described ribbon retainer is arranged between inner ring first end and the first outer ring, and ball is arranged in the ball pocket of ribbon retainer; Described Self-resetting retainer is arranged between inner ring second end and the second outer ring, roller is arranged in the installation fenestra of Self-resetting retainer, described installation fenestra place is provided with cantilever limiting stopper, described cantilever limiting stopper one end is fixed on Self-resetting retainer, and the cantilever limiting stopper the other end is provided with the elastically bendable bending part to roller one lateral buckling.
As a further improvement on the present invention, the inner circumferential surface lower end of described first outer ring, the inner circumferential surface upper end of described second outer ring are respectively equipped with draw-in groove, are equipped with Sealing in described draw-in groove.
As a further improvement on the present invention, described Sealing adopts high-speed bearing reduced pressure sealing circle.
As a further improvement on the present invention, described ribbon retainer adopts nylon material to make.
As a further improvement on the present invention, the ball pocket side on described ribbon retainer is opened wide, and opposite side is closed, and is provided with grease storing chamber at the inwall of ball pocket, and after ball pocket put into by ball, having between the inwall of described grease storing chamber and ball can the gap of storing lubricating grease.
As a further improvement on the present invention, be provided with connection strap between adjacent two the ball pockets on described ribbon retainer, the width of described connection strap is less than the internal diameter of described ball pocket, and the side outer wall that described ribbon retainer corresponds to ball pocket closed is provided with grease storage groove.
As a further improvement on the present invention, described cantilever limiting stopper is crotch shape, and itself and Self-resetting retainer are structure as a whole.
As a further improvement on the present invention, described cantilever limiting stopper and Self-resetting retainer adopt polyether-ether-ketone resin, PA66 or PA46 material injection is structure as a whole.
As a further improvement on the present invention, described Self-resetting retainer is provided with the locating mistake proofing groove for detecting the rear mistakes and omissions phenomenon of rolling element assembling.
As a further improvement on the present invention, lubricating grease is filled with between described inner ring and the first outer ring, the second outer ring.
compared with prior art, advantage is in the present invention:
(1) the second outer ring in the present invention, roller and Self-resetting retainer form the reverse retaining assembly of roller type, realize reverse locking function after assembling with inner ring; After the first outer ring in the present invention, ball, ribbon retainer and inner ring are assembled, bearing can be enable to bear radial direction and thrust load, ensure the concentricity of a whole set of bearing in operation process, reduce manufacture cost, easy for installation, avoid secondary press-fitting, reduce in operation process simultaneously and mutually interfere and retardation phenomenon, avoid the mutual impact between parts, substantially increase the reverse stop moment of bearing, reduce bearing operation noise.
(2) the Self-resetting retainer in reverse retaining assembly is provided with cantilever limiting stopper to replace spring, cantilever limiting stopper has the function of spring, reverse clamping stopper bearing roller reset issues in clutch process can be solved, reverse clamping stopper bearing is made no longer to need spring, thus completely abolished mounting spring operation, substantially increase efficiency of assembling, reduce manufacture cost; And retainer adds and is convenient to automatically assembling and mistake proofing and designs, the Automated assembly of reverse retaining assembly can be realized.
(3) bearing two ends are provided with Sealing, meet the moisture resistance of clutch, Anti-wet requirement, effectively avoid Bearing inner corrosion, make clutch stable performance, improve using function and the life-span of bearing.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the embodiment of the present invention.
Fig. 2 is the structural blast figure of the embodiment of the present invention.
Embodiment
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As shown in the figure: the reverse stop composite bearing of the Self-resetting double-sealing in embodiment is primarily of parts compositions such as outer ring 3, inner ring 1, first outer ring 2, second, ball 4, ribbon retainer 5, roller 6, Self-resetting retainer 7 and Sealings 8.
As shown in Figure 1 and Figure 2, the first end of the external peripheral surface of described inner ring 1 offers the interior ball grooves 1a that transverse section is circular arc, and the second end is smooth surface; The inner circumferential surface of described first outer ring 2 offers the outer ball grooves 2a that transverse section is circular arc; The inner circumferential surface of described second outer ring 3 is provided with the curvilinear plane of some groups of end-to-ends, and described curvilinear plane one end is arcuate segment 3a, and the other end is straightway 3b, and arcuate segment 3a is connected with straightway 3b rounding off; Described first outer ring 2 and the second outer ring 3 are coaxially arranged, and described inner ring 1 is arranged in the first outer ring 2 and the second outer ring 3; Described ribbon retainer 5 is arranged between inner ring 1 first end and the first outer ring 2, and ball 4 is arranged in the ball pocket 5a of ribbon retainer 5; Described Self-resetting retainer 7 is arranged between inner ring 1 second end and the second outer ring 3, roller 6 is arranged in the installation fenestra 7a of Self-resetting retainer 7, described installation fenestra 7a place is provided with cantilever limiting stopper 7b, described cantilever limiting stopper 7b one end is fixed on Self-resetting retainer 7, and the cantilever limiting stopper 7b the other end is provided with the elastically bendable bending part to roller 6 one lateral buckling.
As shown in Figure 1 and Figure 2, in order to improve moisture resistance, the Anti-wet of bearing, the inner circumferential surface lower end of described first outer ring 2, the inner circumferential surface upper end of described second outer ring 3 are respectively equipped with draw-in groove, are equipped with Sealing 8 in described draw-in groove.Described Sealing 8 can adopt typical seal 8 of the prior art, and preferably employing application number is the high-speed bearing reduced pressure sealing circle of " 201020254666.7 ".
As shown in Figure 1 and Figure 2, the ribbon retainer 5 in the present invention preferably adopts nylon material to make.Ball pocket 5a side on described ribbon retainer 5 is opened wide, and opposite side is closed, and is provided with grease storing chamber 5b at the inwall of ball pocket 5a, and after ball pocket 5a put into by ball 4, having between the inwall of described grease storing chamber 5b and ball 4 can the gap of storing lubricating grease.Be provided with connection strap 5c between adjacent two ball pocket 5a on described ribbon retainer 5, the width of described connection strap 5c is less than the internal diameter of described ball pocket 5a, and the side outer wall that described ribbon retainer 5 corresponds to ball pocket 5a closed is provided with grease storage groove 5d.
As shown in Figure 1 and Figure 2, in the embodiment of the present invention, described cantilever limiting stopper 7b is crotch shape, and itself and retainer are structure as a whole.For ensureing that cantilever limiting stopper 7b reaches the performance of spring, described cantilever limiting stopper 7b and retainer adopt polyether-ether-ketone resin, PA66 or PA46 material injection is structure as a whole, and specifically select which kind of material will choose according to the size of stopping power.
In addition, described Self-resetting retainer 7 is also provided with locating mistake proofing groove 7c, since with the Automated assembly realizing reverse retaining assembly, the reset promptness of roller 6 can be ensured again, make in the assembling process of reverse clamping stopper bearing, no longer to there will be the serious quality problems such as many shock mounts or few shock mount, make roller 6 uniform force, improve bearing stop reliability and function, reduce running noise, extend the working life of clutch.
During concrete assembling, the ball 4 of some is evenly put in the ball pocket 5a of ribbon retainer 5, then the ribbon retainer 5 that ball 4 is housed is loaded between the first outer ring 2 and the first end of inner ring 1, between the first outer ring 2 and inner ring 1, fill a certain amount of professional lubricating grease.The roller 6 of some is evenly put in the installation fenestra 7a of Self-resetting retainer 7, then the Self-resetting retainer 7 that roller 6 is housed is loaded between the second outer ring 3 and the second end of inner ring 1, form the reverse retaining assembly of roller type, make bearing opposite side can transmit stop moment of torsion, between the second outer ring 3 and inner ring 1, fill a certain amount of professional lubricating grease.Finally respectively add a slice Sealing 8 in the both sides of composite bearing.
The present invention has carried out functional promotion to reverse clamping stopper bearing, and the composite bearing after assembling can bear radial direction and thrust load, has ensured the concentricity of a whole set of bearing in operation process, has reduced manufacture cost, easy for installation, avoids secondary press-fitting.The reverse retaining assembly adopted is detachable, both the installation of ball 4 had been convenient to, the reverse retaining assembly of roller type is avoided again to damage in installation process, be convenient to safeguard and change, reduce bearing mutually to interfere and retardation phenomenon in operation process, avoid the mutual impact between parts, substantially increase the reverse stop moment of bearing, reduce bearing operation noise.Add Sealing 8 at the two ends of composite bearing, solve the moisture resistance of clutch, Anti-wet sex chromosome mosaicism, improve using function and the performance of novel clutch, extend working life.
Claims (1)
1. the reverse stop composite bearing of Self-resetting double-sealing, is characterized in that: comprise inner ring (1), the first outer ring (2), the second outer ring (3), ball (4), ribbon retainer (5), roller (6) and Self-resetting retainer (7); The first end of the external peripheral surface of described inner ring (1) offers the interior ball grooves (1a) that transverse section is circular arc, and the second end is smooth surface; The inner circumferential surface of described first outer ring (2) offers the outer ball grooves (2a) that transverse section is circular arc; The inner circumferential surface of described second outer ring (3) is provided with the curvilinear plane of some groups of end-to-ends, and described curvilinear plane one end is arcuate segment (3a), and the other end is straightway (3b), and arcuate segment (3a) is connected with straightway (3b) rounding off; Described first outer ring (2) and the second outer ring (3) are coaxially arranged, and described inner ring (1) is arranged in the first outer ring (2) and the second outer ring (3); Described ribbon retainer (5) is arranged between inner ring (1) first end and the first outer ring (2), and ball (4) is arranged in the ball pocket (5a) of ribbon retainer (5); Described Self-resetting retainer (7) is arranged between inner ring (1) second end and the second outer ring (3), roller (6) is arranged in the installation fenestra (7a) of Self-resetting retainer (7), described installation fenestra (7a) place is provided with cantilever limiting stopper (7b), described cantilever limiting stopper (7b) one end is fixed on Self-resetting retainer (7), and cantilever limiting stopper (7b) the other end is provided with the elastically bendable bending part to roller (6) lateral buckling;
The inner circumferential surface lower end of described first outer ring (2), the inner circumferential surface upper end of described second outer ring (3) are respectively equipped with draw-in groove, are equipped with Sealing (8) in described draw-in groove;
Described Sealing (8) adopts high-speed bearing reduced pressure sealing circle;
Described ribbon retainer (5) adopts nylon material to make;
Ball pocket (5a) side on described ribbon retainer (5) is opened wide, opposite side is closed, be provided with grease storing chamber (5b) at the inwall of ball pocket (5a), after ball pocket (5a) put into by ball (4), having between the inwall of described grease storing chamber (5b) and ball (4) can the gap of storing lubricating grease;
Connection strap (5c) is provided with between adjacent two ball pockets (5a) on described ribbon retainer (5), the width of described connection strap (5c) is less than the internal diameter of described ball pocket (5a), and the upper side outer wall corresponding to ball pocket (5a) closed of described ribbon retainer (5) is provided with grease storage groove (5d);
Described cantilever limiting stopper (7b) is in crotch shape, and itself and Self-resetting retainer (7) are structure as a whole;
Described cantilever limiting stopper (7b) and Self-resetting retainer (7) adopt polyether-ether-ketone resin, PA66 or PA46 material injection is structure as a whole;
Described Self-resetting retainer (7) is provided with the locating mistake proofing groove (7c) for detecting the rear mistakes and omissions phenomenon of rolling element assembling;
Described inner ring (1) and the first outer ring (2), the second outer ring are filled with lubricating grease between (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310525154.8A CN103527626B (en) | 2013-10-30 | 2013-10-30 | The reverse stop composite bearing of Self-resetting double-sealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310525154.8A CN103527626B (en) | 2013-10-30 | 2013-10-30 | The reverse stop composite bearing of Self-resetting double-sealing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103527626A CN103527626A (en) | 2014-01-22 |
| CN103527626B true CN103527626B (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310525154.8A Active CN103527626B (en) | 2013-10-30 | 2013-10-30 | The reverse stop composite bearing of Self-resetting double-sealing |
Country Status (1)
| Country | Link |
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| CN (1) | CN103527626B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015389B (en) * | 2016-07-13 | 2018-07-06 | 无锡市第二轴承有限公司 | One-way clutch bearing |
| CN107504063A (en) * | 2017-09-25 | 2017-12-22 | 江苏雅迪科技发展有限公司宁波分公司 | A kind of high efficiency unilateral bearing |
| CN111365429A (en) * | 2019-08-12 | 2020-07-03 | 卫仁妹 | Novel speed reducer assembly and application thereof |
| CN112833161B (en) * | 2021-02-02 | 2024-02-23 | 浙江来福谐波传动股份有限公司 | Manufacturing method of lower shell of harmonic reducer with composite ball bearing |
| CN117469288A (en) * | 2023-10-16 | 2024-01-30 | 江苏鼎鑫智造科技股份有限公司 | Hub cap with sealing function |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201241918Y (en) * | 2008-06-26 | 2009-05-20 | 无锡华洋滚动轴承有限公司 | Combined type one-way bearing |
| CN201448372U (en) * | 2009-06-24 | 2010-05-05 | 无锡华洋滚动轴承有限公司 | Wave-shaped nylon holding rack with grease storage function |
| CN202182109U (en) * | 2011-08-10 | 2012-04-04 | 浙江五洲新春集团有限公司 | Unilateral bearing and retainer |
| CN103084837A (en) * | 2013-02-06 | 2013-05-08 | 科瑞自动化技术（苏州）有限公司 | Automatic assembly mechanism for steel ball |
| CN203548567U (en) * | 2013-10-30 | 2014-04-16 | 无锡华洋滚动轴承有限公司 | Self-resetting double-sealing reverse stopping composite bearing |
-
2013
- 2013-10-30 CN CN201310525154.8A patent/CN103527626B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201241918Y (en) * | 2008-06-26 | 2009-05-20 | 无锡华洋滚动轴承有限公司 | Combined type one-way bearing |
| CN201448372U (en) * | 2009-06-24 | 2010-05-05 | 无锡华洋滚动轴承有限公司 | Wave-shaped nylon holding rack with grease storage function |
| CN202182109U (en) * | 2011-08-10 | 2012-04-04 | 浙江五洲新春集团有限公司 | Unilateral bearing and retainer |
| CN103084837A (en) * | 2013-02-06 | 2013-05-08 | 科瑞自动化技术（苏州）有限公司 | Automatic assembly mechanism for steel ball |
| CN203548567U (en) * | 2013-10-30 | 2014-04-16 | 无锡华洋滚动轴承有限公司 | Self-resetting double-sealing reverse stopping composite bearing |
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| CN103527626A (en) | 2014-01-22 |
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