CN211082557U - Transmission bearing for two-stage transmission of rotary cultivator - Google Patents
Transmission bearing for two-stage transmission of rotary cultivator Download PDFInfo
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- CN211082557U CN211082557U CN201922117604.5U CN201922117604U CN211082557U CN 211082557 U CN211082557 U CN 211082557U CN 201922117604 U CN201922117604 U CN 201922117604U CN 211082557 U CN211082557 U CN 211082557U
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- bearing
- inner race
- bearing inner
- gear
- transmission
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Abstract
The utility model discloses a be used for rotary cultivator secondary drive's drive bearing, including bearing inner race and bearing inner race, circumference is equipped with sealing washer and a plurality of steel ball between bearing inner race and the bearing inner race, the periphery cover of steel ball is equipped with the holder, the sealing washer is located the outside of steel ball, the inside sealed lid that is equipped with in left side of bearing inner race, sealed lid cup joints the periphery at the bearing inner race, the right side of bearing inner race is equipped with the end cover that is used for sealing the bearing right-hand member, the periphery of bearing inner race is equipped with first gear and second gear. The utility model discloses directly set up the gear on the outer lane of bearing, make gear and bearing integration, structural rigidity is good, long service life.
Description
Technical Field
The utility model belongs to the technical field of drive bearing technique and specifically relates to a drive bearing for rotary cultivator secondary drive is related to.
Background
Second grade driven drive bearing of rotary cultivator among the prior art is shown as attached figure 3, including first sprocket 10, second sprocket 11, first bearing 12 and second bearing 14, first sprocket 10 cup joints the periphery at second sprocket 11, it is fixed through round pin axle 9, and all fix through jump ring 13 between first sprocket 10 and the first bearing 12 and between second bearing 14 and the transmission shaft, the part is more, the installation difficulty, and 13 fixed knot of jump ring supports inadequately to the bearing on the structure, stability is relatively poor, can lead to life to reduce, need frequent change maintenance, lead to the economic nature relatively poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art not enough, provide a drive bearing for rotary cultivator secondary drive, directly set up the gear on the outer lane of bearing, make gear and bearing integration, structural rigidity is good, long service life.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a drive bearing for rotary cultivator secondary drive, includes bearing inner race and bearing inner race, circumference is equipped with sealing washer and a plurality of steel ball between bearing inner race and the bearing inner race, the periphery cover of steel ball is equipped with the holder, the sealing washer is located the outside of steel ball, the inside sealed lid that is equipped with in left side of bearing inner race, the periphery at the bearing inner race is cup jointed to sealed lid, the right side of bearing inner race is equipped with the end cover that is used for sealing the bearing right-hand member, the periphery of bearing inner race is equipped with first gear and second gear, first gear and second gear and bearing inner race are the integrated into one piece structure.
Two groups of steel balls are arranged in parallel.
The bearing is characterized in that a transmission shaft is arranged in the bearing inner ring, a shaft collar is arranged on the right side of the transmission shaft, and the left side of the shaft collar is attached to the right end face of the bearing inner ring.
The utility model has the advantages that: 1. the gear is directly arranged on the periphery of the bearing, so that the gear and the bearing are integrated, the number of parts is reduced, unreliable factors in part assembly are avoided, the structure is firmer, and the service life is longer; 2. the right side of transmission shaft is equipped with the axle collar, realizes the location of transmission shaft and bearing inner race through the axle collar, has solved among the prior art through the not firm problem of jump ring location.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
fig. 2 is a left side view of the present invention;
fig. 3 is a schematic structural view of a transmission bearing of the two-stage transmission of the rotary cultivator in the prior art.
In the figure: the bearing comprises a bearing inner ring 1, a bearing outer ring 2, a first gear 21, a second gear 22, steel balls 3, a retainer 4, a sealing ring 5, a sealing cover 6, an end cover 7, a transmission shaft 8, a shaft collar 81, a pin shaft 9, a first chain wheel 10, a second chain wheel 11, a first bearing 12, a clamp spring 13 and a second bearing 14.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments:
as shown in fig. 1 to 3, a transmission bearing for two-stage transmission of a rotary cultivator comprises a bearing inner ring 1 and a bearing outer ring 2, a seal ring 5 and a plurality of steel balls 3 are circumferentially arranged between the bearing inner ring 1 and the bearing outer ring 2, a retainer 4 is sleeved on the periphery of each steel ball 3, the retainer 4 can prevent the steel balls 3 from being displaced in the bearing operation process, the seal ring 5 is positioned outside the steel balls 3, a seal cover 6 is arranged inside the left side of the bearing outer ring 2, the seal cover 6 is sleeved on the periphery of the bearing inner ring 1, the seal ring 5 and the seal cover 6 are arranged to have a good dustproof effect on the inside of the bearing, an end cover 7 for sealing the right end of the bearing is arranged on the right side of the bearing outer ring 2, a first gear 21 and a second gear 22 are arranged on the periphery of the bearing outer ring 2, and the first gear 21 and the second gear 22 and the, the first gear 21 and the second gear 22 are directly arranged on the periphery of the bearing outer ring 2, so that the gears and the bearing form an integrated structure, the number of parts is reduced, unreliable factors in the part assembling process are avoided, the structure is firmer, and the service life is longer.
Two groups of steel balls 3 are arranged in parallel.
Be equipped with transmission shaft 8 in the bearing inner race 1, the right side of transmission shaft 8 is equipped with axle collar 81, axle collar 81's left side is laminated with bearing inner race 1's right-hand member face mutually, and transmission shaft 8 inserts transmission bearing from transmission bearing's right-hand member in, after axle collar 81 laminates bearing inner race 1, go into end cover 7 card in the bearing inner race 2, seal transmission bearing's right-hand member face to realize transmission shaft 8 and bearing inner race 1's location through axle collar 81, solved the not firm problem of passing through the jump ring location among the prior art.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (3)
1. The utility model provides a drive bearing for rotary cultivator secondary drive, includes bearing inner race (1) and bearing outer lane (2), its characterized in that: the bearing comprises a bearing inner ring (1) and a bearing outer ring (2), wherein a sealing ring (5) and a plurality of steel balls (3) are circumferentially arranged between the bearing inner ring (1) and the bearing outer ring (2), a retainer (4) is sleeved on the periphery of each steel ball (3), the sealing ring (5) is located on the outer side of each steel ball (3), a sealing cover (6) is arranged inside the left side of the bearing outer ring (2), the sealing cover (6) is sleeved on the periphery of the bearing inner ring (1), an end cover (7) used for sealing the right end of a bearing is arranged on the right side of the bearing outer ring (2), a first gear (21) and a second gear (22) are arranged on the periphery of the bearing outer ring (2), and the first gear (21) and the second gear (.
2. The transmission bearing for the secondary transmission of the rotary cultivator as claimed in claim 1, wherein: two groups of steel balls (3) are arranged in parallel.
3. The transmission bearing for the secondary transmission of the rotary cultivator as claimed in claim 1, wherein: be equipped with transmission shaft (8) in bearing inner race (1), the right side of transmission shaft (8) is equipped with axle collar (81), the left side of axle collar (81) is laminated mutually with the right-hand member face of bearing inner race (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922117604.5U CN211082557U (en) | 2019-12-02 | 2019-12-02 | Transmission bearing for two-stage transmission of rotary cultivator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922117604.5U CN211082557U (en) | 2019-12-02 | 2019-12-02 | Transmission bearing for two-stage transmission of rotary cultivator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211082557U true CN211082557U (en) | 2020-07-24 |
Family
ID=71631910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922117604.5U Active CN211082557U (en) | 2019-12-02 | 2019-12-02 | Transmission bearing for two-stage transmission of rotary cultivator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211082557U (en) |
-
2019
- 2019-12-02 CN CN201922117604.5U patent/CN211082557U/en active Active
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