CN218266803U

CN218266803U - CSG series harmonic reducer bearing with oil seal end cover

Info

Publication number: CN218266803U
Application number: CN202222350730.7U
Authority: CN
Inventors: 范海涛; 李永坤; 李运许; 夏仁杰; 吕瑞芳
Original assignee: Luoyang Hongyuan Bearing Technology Co ltd
Current assignee: Luoyang Hongyuan Bearing Technology Co ltd
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2023-01-10
Anticipated expiration: 2032-09-05

Abstract

The utility model belongs to the technical field of bearing processing, specifically disclose a take CSG series harmonic speed reducer ware bearing of oil blanket end cover, including bearing inner race A, bearing inner race B, the oil blanket, bearing inner race and bearing end cover, bearing inner race B's up end is less than the up end with bearing inner race, be provided with the oil blanket between bearing inner race B up end and bearing inner race's outer disc, at bearing inner race A, be provided with the bearing end cover between bearing inner race B and the oil blanket, bearing end cover covers bearing inner race A, the outer disc of bearing inner race B and oil blanket and bearing inner race B's up end, the bearing end cover can be dismantled with bearing inner race A and bearing inner race B and be connected, two components of a whole that can be used as a whole and can be fixed a uproar fast, and avoid assembling the back and take place dislocation influence precision and the performance of bearing in bearing transportation and customer installation process in two outer lanes, and simultaneously, make things convenient for the dismantlement of oil blanket to change, promote by a wide margin and change oil blanket efficiency, reduce the change the oil blanket degree of difficulty.

Description

CSG series harmonic reducer bearing with oil seal end cover

Technical Field

The utility model belongs to the technical field of the bearing processing, specifically disclose a take CSG series harmonic reducer bearing of oil blanket end cover.

Background

The harmonic reducer bearing is specially matched with a harmonic reducer, is one of most core parts in the harmonic reducer, comprises a split outer ring and an integral inner ring, can simultaneously bear loads in all directions such as axial load, radial load, overturning moment and the like, and has the characteristics of high precision, high rigidity, composite bearing capacity and the like, but as shown in the attached drawing 1, the existing old CSG series harmonic reducer bearing has the following problems: firstly, the outer ring split and inner ring integral structure of the bearing has certain defects, the two split outer rings are not easy to align during assembly, and the two outer rings are in risk of dislocation during bearing transportation and customer installation after assembly, so that the precision and the service performance of the bearing are influenced; secondly, the existing bearing needs to return to a factory to remove an outer ring of the bearing and then replace an oil seal for assembly after the bearing oil seal is worn in the using process of a customer, so that the customer can not replace the oil seal on site, and time and labor are wasted; thirdly, the pressure is large after the temperature inside the bearing cavity of the speed reducer is raised, and the risk of pushing the bearing oil seal out of the oil seal groove exists.

Disclosure of Invention

In order to solve the problem in the prior art, the utility model discloses a take CSG series harmonic reduction gear bearing of oil blanket end cover, including the bearing end cover of enclosuring two outer lane external diameters, realize quick alignment, and can on-the-spot dismouting change oil blanket, improve and change oil blanket efficiency.

In order to achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a take CSG series harmonic speed reducer ware bearing of oil blanket end cover, including bearing inner race A, bearing inner race B, the oil blanket, bearing inner race and bearing end cover, bearing inner race A sets up under bearing inner race B, at the bearing inner race, be provided with the raceway between bearing inner race A and the bearing inner race B, bearing inner race B's up end is less than and the up end of bearing inner race, be provided with the oil blanket between bearing inner race B up end and the outer disc of bearing inner race, at bearing inner race A, be provided with the bearing end cover between bearing inner race B and the oil blanket, the bearing end cover is wrapped and is covered bearing inner race A, the outer disc of bearing inner race B and oil blanket and the up end of bearing inner race B, the bearing end cover can be dismantled with bearing inner race A and bearing inner race B and be connected.

Furthermore, the CSG series harmonic reducer bearing with the oil seal end cover is provided with a flange extending along the horizontal direction at the upper end of the bearing end cover, and the bottom of the flange is in contact with the upper end surface of the oil seal.

Furthermore, the CSG series harmonic reducer bearing with the oil seal end cover is characterized in that a screw hole penetrating through the upper end face and the lower end face of the bearing outer ring A along the vertical direction is formed in the bearing outer ring A, a through hole penetrating through the upper end face and the lower end face of the bearing outer ring B along the vertical direction is formed in the bearing outer ring B, the screw hole and the through hole are correspondingly arranged, a through hole is formed in the position, corresponding to the through hole, of the bearing end cover, and the bearing outer ring B and the bearing outer ring A are connected through screws penetrating through the through hole, the through hole and the screw hole.

Further, the CSG series harmonic reducer bearing with the oil seal end cover is provided with a sealing element at one end close to the raceway between the bearing outer ring A and the bearing outer ring B.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses take CSG series harmonic reducer bearing of oil blanket end cover, bearing inner race B's up end is less than and the up end of bearing inner race, be provided with the oil blanket between bearing inner race B up end and the outer disc of bearing inner race, bearing inner race A, be provided with the bearing end cover between bearing inner race B and the oil blanket, the bearing end cover is wrapped and is covered bearing inner race A, the outer disc of bearing inner race B and oil blanket and bearing inner race B's up end, the bearing end cover can be dismantled with bearing inner race A and bearing inner race B and be connected, through setting up the bearing end cover, on the one hand, make two components of a whole that can function independently outer races quick alignment, and avoid after the equipment two outer races to take place the dislocation in bearing transportation and customer installation process and influence the precision and the performance of bearing, on the other hand, make things convenient for the dismantlement change of oil blanket, promote change oil blanket efficiency by a wide margin, reduce and change the oil blanket degree of difficulty;

the utility model discloses take CSG series harmonic reducer bearing of oil blanket end cover is equipped with the flange that extends along the horizontal direction in the upper end of bearing end cover, and the risk that drops after the oil blanket receives internal pressure can effectively be reduced to the contact of the up end of flange bottom and oil blanket.

Drawings

FIG. 1 is a schematic structural diagram of a bearing of a CSG-series harmonic reducer in the prior art;

FIG. 2 is a schematic structural diagram of a CSG series harmonic reducer bearing of the present invention;

in the above figures: 1-bearing outer ring A; 2-bearing outer ring B; 3-oil sealing; 4-bearing inner race; 5-bearing end cap; 6-a seal; 7-raceway.

Detailed Description

For better understanding of the present invention, the following embodiments are provided to further explain the content of the present invention, but the present invention is not limited to the following embodiments.

Combine accompanying figure 2, elaborate the utility model relates to a take CSG series harmonic reduction gear bearing of oil blanket end cover, including bearing inner race A1, bearing inner race B2, oil blanket 3, bearing inner race 4 and bearing end cover 5, bearing inner race A1 sets up under bearing inner race B2, at bearing inner race 4, be provided with raceway 7 between bearing inner race A1 and the bearing inner race B2, bearing inner race B2's up end is less than and bearing inner race 4's up end, be provided with oil blanket 3 between bearing inner race B2 up end and bearing inner race 4's the outer disc, namely oil blanket 3 sets up between bearing inner race B2 and bearing inner race 4's seam, 3 covers on bearing inner race 4 of oil blanket, at bearing inner race A1, be provided with bearing end cover 5 between components of a whole that can function independently bearing inner race B2 and the oil blanket 3, bearing inner race A1 covers bearing inner race A1, bearing inner race B2 and oil blanket 3's outer disc and bearing inner race B2's up end, because bearing end cover 5 covers bearing inner race A1 and bearing outer disc 2's outer disc 5 covers the outer disc of components of a and oil blanket 5 outer disc of a can be realized fast and oil blanket, the oil blanket can be dismantled when the transportation efficiency of bearing and the oil blanket is changed again, the oil blanket and the oil blanket can be changed the oil blanket is changed, the old oil blanket is changed, the oil blanket 3 is changed to the old oil blanket, the oil blanket can be dismantled after only need to be dismantled to be changed by a change by a large margin, the use efficiency, the use of bearing inner race and the oil blanket is changed, the oil blanket can be changed, the oil blanket 5 is changed, the oil blanket is changed again, the oil blanket can be changed, the use.

As optional design, preferably take CSG series harmonic speed reducer ware bearing of oil blanket end cover is equipped with the flange that extends along the horizontal direction in the upper end of bearing end cover 5, and bearing end cover 5 and flange are integrative to be set up, and the contact of the up end of flange bottom and oil blanket 3 has the flange structure in the upper end of bearing end cover 5, can give and effectively prevent to drop behind oil blanket 3 the internal pressure, reduces the risk that oil blanket 3 drops behind the internal pressure.

As an optional design, preferably the CSG series harmonic reducer bearing with the oil seal end cover is characterized in that a bearing outer ring A1 is provided with a screw hole which penetrates through the upper end face and the lower end face of the bearing outer ring along the vertical direction, a bearing outer ring B2 is provided with a through hole which penetrates through the upper end face and the lower end face of the bearing outer ring along the vertical direction, the screw hole and the through hole are correspondingly arranged, a through hole is formed in the position, corresponding to the through hole, of the bearing end cover 5, the bearing outer ring B2 and the bearing outer ring A1 are connected through screws which penetrate through the through hole, the through hole and the screw hole, the screw is matched with the through hole and the screw hole, and the screw is in threaded connection with the screw hole.

As an alternative design, preferably, the CSG series harmonic reducer bearing with oil-sealed end covers has a sealing element 6 disposed between the bearing outer ring A1 and the bearing outer ring B2 at one end adjacent to the raceway 7.

The utility model discloses a working process as follows:

when equipment bearing or change oil blanket, the screw is loosened in the spiral, lift bearing end cover 5 off, change oil blanket 3 that just can be convenient, overlap new oil blanket 3 on bearing inner circle 4, cover bearing inner race A1 with bearing end cover 5, the outer disc of bearing inner race B2 and oil blanket 3 and bearing inner race B2's up end, two components of a whole that can function independently outer lane bearing inner race A1, bearing inner race B2 realize quick alignment, screw the screw, just accomplish equipment bearing or change the oil blanket, promote the bearing by a wide margin and change oil blanket efficiency, reduce the change oil blanket degree of difficulty, moreover, work as the utility model discloses when the bearing has great rise at long-term operation back internal temperature, internal pressure also can increase, 3 axial motion of flange restriction oil blanket of bearing end cover 5, effectively avoid oil blanket 3 by the ejecting condition of popping out of internal pressure.

The above description is only for the application embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and the right scope of the present invention cannot be limited thereby, and any equivalent changes made according to the technical solution of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a take CSG series harmonic speed reducer ware bearing of oil blanket end cover, includes bearing inner race A, bearing inner race B, oil blanket and bearing inner race, bearing inner race A sets up under bearing inner race B, is provided with raceway, characterized by between bearing inner race, bearing inner race A and bearing inner race B: the bearing outer ring sealing device is characterized by further comprising a bearing end cover, the upper end face of the bearing outer ring B is lower than the upper end face of the bearing inner ring, an oil seal is arranged between the upper end face of the bearing outer ring B and the outer circular face of the bearing inner ring, the bearing end cover is arranged between the bearing outer ring A, the bearing outer ring B and the oil seal, the bearing end cover covers the outer circular face of the bearing outer ring A, the bearing outer ring B and the oil seal and the upper end face of the bearing outer ring B, and the bearing end cover is detachably connected with the bearing outer ring A and the bearing outer ring B.

2. The CSG series harmonic reducer bearing with oil seal end cap as claimed in claim 1, wherein: and a flange extending along the horizontal direction is arranged at the upper end of the bearing end cover, and the bottom of the flange is in contact with the upper end face of the oil seal.

3. The CSG-series harmonic reducer bearing with oil-sealed end cap according to claim 1 or 2, wherein: the bearing outer ring A is provided with a screw hole penetrating through the upper end face and the lower end face of the bearing outer ring A along the vertical direction, the bearing outer ring B is provided with a through hole penetrating through the upper end face and the lower end face of the bearing outer ring B along the vertical direction, the screw hole and the through hole are correspondingly arranged, a through hole is formed in the position, corresponding to the through hole, of the bearing end cover, and the bearing end cover, the bearing outer ring B and the bearing outer ring A are connected through screws penetrating through the through hole, the through hole and the screw hole.

4. The CSG series harmonic reducer bearing with oil seal end cap as claimed in claim 3, wherein: and a sealing element is arranged at one end between the bearing outer ring A and the bearing outer ring B close to the raceway.