CN204025394U - The novel agricultural machinery bearing of usheing to seat - Google Patents

The novel agricultural machinery bearing of usheing to seat Download PDF

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Publication number
CN204025394U
CN204025394U CN201420336170.2U CN201420336170U CN204025394U CN 204025394 U CN204025394 U CN 204025394U CN 201420336170 U CN201420336170 U CN 201420336170U CN 204025394 U CN204025394 U CN 204025394U
Authority
CN
China
Prior art keywords
bearing
seal ring
outer ring
inner race
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
Application number
CN201420336170.2U
Other languages
Chinese (zh)
Inventor
伍海魂
陈燕周
林培源
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.)
Austria (xiamen) Bearing Co Ltd
Original Assignee
Austria (xiamen) Bearing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Austria (xiamen) Bearing Co Ltd filed Critical Austria (xiamen) Bearing Co Ltd
Priority to CN201420336170.2U priority Critical patent/CN204025394U/en
Application granted granted Critical
Publication of CN204025394U publication Critical patent/CN204025394U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model proposes a kind of novel agricultural machinery bearing of usheing to seat, comprise bearing case, bearing outer ring and bearing inner race, between described bearing outer ring and bearing inner race, rolling element is installed, described rolling element two ends are provided with the first seal ring, described the first seal ring outer ring and bearing outer ring are fastening, described the first seal ring radial seal lip and bearing inner race offset, and described bearing inner race is provided with the second oilhole, and described the second oilhole is communicated with the bearing space of bearing inner race end face and the first seal ring inner side; Described the first seal ring outside is provided with the second seal ring, the second seal ring is between bearing case and bearing outer ring, the periphery of described the second seal ring, outside end face and inner side end offset with the end face of inner ball surface, madial wall and the bearing outer ring of bearing case respectively, the utility model is provided with two oilholes, facilitate bearing lubrication, the first seal ring and bearing outer ring and bearing inner race form seal, effectively prevent that dust from entering bearing inside, reduce bearing wear and damage.

Description

The novel agricultural machinery bearing of usheing to seat
Technical field
The utility model relates to a kind of bearing, particularly a kind of novel agricultural machinery bearing of usheing to seat.
Background technique
Bearing is in mechanical transmission course, to work the parts of fixing and reducing load friction factor.Also can say, when other parts produce relative movement each other on axle, be used for reducing the fixing parts of friction factor and retainer shaft central position in power transmission process.Bearing is a kind of very important component in contemporary machinery.Its major function is supported mechanical solid of rotation, the mechanical load friction factor in order to reduction equipment in transmission process.
The Environmental Conditions of agricultural machinery bearing is more severe, is generally used for the agricultural machinery such as mining machinery, reaper, threshing machine.At present, agricultural machinery bearing on market is generally double-layer seal, in the outside of common the second seal ring, also to install a back-up ring additional, but existing back-up ring is all the bore ends that is positioned at bearing inner race, between the endoporus of back-up ring and bearing inner race, form clearance seal, dust easily enters from the gap between back-up ring and bearing inner race endoporus; Moreover many, most bearing arranges an oil nozzle, different due to mounting point, cause bearing portion to be conveniently lubricated maintenance, all can make the easy wear damage of bearing, affect bearing working life.
Model utility content
For the deficiencies in the prior art part, the utility model provides a kind of pair of oilhole, facilitate bearing lubrication, the first seal ring and bearing outer ring and bearing inner race form seal, effectively prevent that dust from entering bearing inside, reduce bearing wear and damage, improve the bearing novel agricultural machinery bearing of usheing to seat in working life.
For the technological scheme that reaches above-mentioned object the utility model and provide is: a kind of novel agricultural machinery bearing of usheing to seat, comprise bearing case, bearing outer ring and bearing inner race, described bearing case is provided with the first oilhole, the outer surface of described bearing outer ring is sphere and is provided with oil duct, described the first oilhole connects oil duct, described oil duct is provided with oil guiding hole, between described bearing outer ring and bearing inner race, rolling element is installed, described rolling element two ends are provided with the first seal ring, described the first seal ring outer ring and bearing outer ring are fastening, described the first seal ring is provided with radial seal lip, described radial seal lip and bearing inner race offset, described bearing inner race is provided with the second oilhole, described the second oilhole is communicated with the bearing space of bearing inner race end face and the first seal ring inner side, described the first seal ring outside is provided with the second seal ring, the second seal ring is between bearing case and bearing outer ring, and the periphery of described the second seal ring, outside end face and inner side end offset with the end face of inner ball surface, madial wall and the bearing outer ring of bearing case respectively.
Further, described the second seal ring comprises rubber body and skeleton, described rubber rubber body medial extremity reclines mutually with bearing case, described rubber rubber body medial extremity extends to the inside with the sidewall of bearing outer ring and reclines mutually, described rubber body outboard end contacts with bearing inner race, makes described the second seal ring and bearing outer ring and bearing case form seal space, effectively stops dust to enter the junction surface of bearing outer ring and bearing case, reduce the wear damage of bearing, is provided the working life of bearing.
Further, described rubber body outboard end is provided with groove, and described inside grooves is bonded with skeleton, and described skeleton bottom, can better reinforced stock body near bearing inner race.
Further, described the first seal ring bottom is provided with radial seal lip, the internal diameter of described radial seal lip is less than the external diameter of described bearing outer ring, after described seal ring is installed, radial seal lip ecto-entad tilts, dust enters bearing by the gap of the second seal ring and bearing inner race, can cover before this on the plane of inclination of radial seal lip, dust is cumulative, the plane of inclination of radial seal lip will inwardly be compressed into, the surface of contact of whole the first seal ring and bearing inner race is increased, effectively stop dust to enter bearing inside.
Further, described rolling element is circular, described rolling element cover has retainer, described retainer guiding rolling element remains in bearing, described retainer is by rolling element and rolling element isolation, the material of retainer has some strength, and thermal conductivity is good, friction factor is little, wear resistance is good, impact toughness is strong, density is less and linear expansion coefficient and rolling element are close.
Further, described oil duct is looped around bearing outer ring surface, and described oil duct is U-shaped groove, the bottom land of described oil duct is provided with oil guiding hole, and described oil guiding hole is through-shaft bearing outer-ring radially, and lubricant oil enters oil duct from oilhole, then from the oil guiding hole of oil duct, enter bearing inside, bearing is lubricated.
Compared with prior art, the utlity model has following beneficial effect: described the second seal ring and bearing outer ring and bearing case form seal space, described the first seal ring and bearing outer ring and bearing inner race form seal, effectively prevent that dust from entering bearing inside, reduce bearing wear and damage; Moreover the setting of two oilholes, convenient is lubricated maintenance to bearing, reduces bearing wear, improve bearing working life; In addition, the second seal ring is connected with the sidewall of bearing outer ring and is connected with bearing case, has greatly improved the tightness of the second seal ring in bearing inside.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model bearing internal structure enlarged view;
Fig. 3 is the one-sided cross section structure schematic diagram of the utility model the second seal ring.
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Embodiment
As depicted in figs. 1 and 2, the novel agricultural machinery bearing of usheing to seat, comprise bearing case 1, bearing outer ring 2 and bearing inner race 3, described bearing case 1 is provided with the first oilhole 6, the outer surface of described bearing outer ring 2 is sphere and is provided with oil duct 61, described the first oilhole 6 connects oil duct 61, described oil duct 61 is looped around bearing outer ring 2 outer surfaces, described oil duct 61 is U-shaped groove, the bottom land of described oil duct 61 is provided with oil guiding hole 62, described oil guiding hole 62 is through-shaft bearing outer-ring 2 radially, lubricant oil enters oil duct from oilhole, then from the oil guiding hole 62 of oil duct 61, enter bearing inside, bearing is lubricated.
Between described bearing outer ring 2 and bearing inner race 3, rolling element 4 is installed, described rolling element 4 is circular, described rolling element 4 covers have retainer 5, described retainer 5 guiding rolling elements 4 remain in bearing, described retainer 5 is by rolling element 4 and rolling element 4 isolation, the material of retainer 5 has some strength, and thermal conductivity is good, friction factor is little, wear resistance is good, impact toughness is strong, density is less and linear expansion coefficient and rolling element 4 are close.
Described rolling element 4 two ends are provided with the first seal ring 8, described the first seal ring 8 outer rings and bearing outer ring 2 are fastening, described the first seal ring 8 bottoms are provided with radial seal lip 81, described radial seal lip 81 offsets with bearing inner race 3, the internal diameter of described radial seal lip 81 is less than the external diameter of described bearing outer ring 2, after described the first seal ring 8 is installed, radial seal lip 81 ecto-entads tilt, dust enters bearing by the second seal ring 9 and the gap of bearing inner race 3, can cover before this on the plane of inclination of radial seal lip 81, dust is cumulative, the plane of inclination of radial seal lip 81 will inwardly be compressed into, whole the first seal ring 8 and the surface of contact of bearing inner race 3 are increased, effectively stop dust to enter bearing inside,
Described bearing inner race 3 is provided with the second oilhole 7, and described the second oilhole 7 is communicated with the bearing space of bearing inner race 3 end faces and the first seal ring 8 inner sides, and the setting of two oilholes is conveniently lubricated maintenance to bearing, reduces bearing wear, improves bearing working life.
Described the first seal ring 8 outsides are provided with the second seal ring 9, the second seal ring 9 is between bearing case 1 and bearing outer ring 2, the periphery of described the second seal ring 9, outside end face and inner side end respectively with the inner ball surface of bearing case 1, the end face of madial wall and bearing outer ring 2 offsets, described the second seal ring 9 comprises rubber body 92 and skeleton 93, described rubber body 92 tops recline mutually with bearing case 1, described rubber body 92 outboard ends are provided with groove 94, described groove 94 inside are bonded with skeleton 93, described skeleton 93 bottoms are near bearing inner race 3, described skeleton 93 can better reinforced stock body 92.
Described rubber body 92 tops are extended to the inside with the sidewall of bearing outer ring 2 and are reclined mutually, described rubber body 92 outboard ends contact with bearing inner race 3, make described the second seal ring 9 and bearing outer ring 2 and bearing case 1 form seal space, described the first seal ring 8 forms seal with bearing outer ring 2 and bearing inner race 3, effectively stop dust to enter in bearing, reduce the wear damage of bearing, improve the working life of bearing.
Finally it should be noted that: above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.

Claims (6)

1. the novel agricultural machinery bearing of usheing to seat, comprise bearing case, bearing outer ring and bearing inner race, described bearing case is provided with the first oilhole, the outer surface of described bearing outer ring is sphere and is provided with oil duct, described the first oilhole connects oil duct, described oil duct is provided with oil guiding hole, between described bearing outer ring and bearing inner race, rolling element is installed, it is characterized in that: described rolling element two ends are provided with the first seal ring, described the first seal ring outer ring and bearing outer ring are fastening, described the first seal ring is provided with radial seal lip, described radial seal lip and bearing inner race offset, described bearing inner race is provided with the second oilhole, described the second oilhole is communicated with the bearing space of bearing inner race end face and the first seal ring inner side, described the first seal ring outside is provided with the second seal ring, the second seal ring is between bearing case and bearing outer ring, and the periphery of described the second seal ring, outside end face and inner side end offset with the end face of inner ball surface, madial wall and the bearing outer ring of bearing case respectively.
2. the novel agricultural machinery bearing of usheing to seat according to claim 1, it is characterized in that: described the second seal ring comprises rubber body and skeleton, described rubber rubber body medial extremity reclines mutually with bearing case, described rubber rubber body medial extremity extends to the inside with the sidewall of bearing outer ring and reclines mutually, and the bottom of described rubber body contacts with bearing inner race.
3. the novel agricultural machinery bearing of usheing to seat according to claim 2, is characterized in that: described rubber body outboard end is provided with groove, and described inside grooves is bonded with skeleton, and described skeleton bottom is near bearing inner race.
4. the novel agricultural machinery bearing of usheing to seat according to claim 1, is characterized in that: the internal diameter of described radial seal lip is less than the external diameter of described bearing outer ring, and after described seal ring is installed, radial seal lip ecto-entad tilts.
5. the novel agricultural machinery bearing of usheing to seat according to claim 1, is characterized in that: described rolling element is for circular, and described rolling element cover has retainer, and described retainer guiding rolling element remains in bearing portion, and described retainer is by rolling element and rolling element isolation.
6. the novel agricultural machinery bearing of usheing to seat according to claim 1, is characterized in that: described oil duct is looped around bearing outer ring surface, and described oil duct is U-shaped groove, and the bottom land of described oil duct is provided with oil guiding hole, and described oil guiding hole is through-shaft bearing outer-ring radially.
CN201420336170.2U 2014-06-23 2014-06-23 The novel agricultural machinery bearing of usheing to seat Expired - Fee Related CN204025394U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420336170.2U CN204025394U (en) 2014-06-23 2014-06-23 The novel agricultural machinery bearing of usheing to seat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420336170.2U CN204025394U (en) 2014-06-23 2014-06-23 The novel agricultural machinery bearing of usheing to seat

Publications (1)

Publication Number Publication Date
CN204025394U true CN204025394U (en) 2014-12-17

Family

ID=52065263

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420336170.2U Expired - Fee Related CN204025394U (en) 2014-06-23 2014-06-23 The novel agricultural machinery bearing of usheing to seat

Country Status (1)

Country Link
CN (1) CN204025394U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104912941A (en) * 2015-06-05 2015-09-16 安徽利达汽车轴承制造有限公司 Mounted bearing
CN107269722A (en) * 2017-07-04 2017-10-20 安徽利达汽车轴承制造有限公司 One kind is usherd to seat ball bearing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104912941A (en) * 2015-06-05 2015-09-16 安徽利达汽车轴承制造有限公司 Mounted bearing
CN107269722A (en) * 2017-07-04 2017-10-20 安徽利达汽车轴承制造有限公司 One kind is usherd to seat ball bearing

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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
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141217

Termination date: 20180623