CN210799750U

CN210799750U - Mining machinery wear-resisting bearing

Info

Publication number: CN210799750U
Application number: CN201921889745.2U
Authority: CN
Inventors: 郭航
Original assignee: Jiangxi Intelligent Heavy Industry Machinery Co Ltd
Current assignee: Jiangxi Intelligent Heavy Industry Machinery Co Ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-06-19
Anticipated expiration: 2029-11-05

Abstract

The utility model relates to the technical field of bearings, and discloses a mining machinery wear-resistant bearing, which solves the problems that a common bearing does not have a lubricating function in the process of long-time use, so the wear-resistant performance is poor, a plurality of bearings cannot be assembled and used simultaneously, the application range is narrow, and the actual requirement cannot be met; the utility model can play a self-lubricating role by matching the oil injection hole, the annular cavity, the oil outlet hole and the like, thereby increasing the wear-resisting property of the bearing; through the cooperation use of logical groove, circular recess, T shape round pin axle and fastening screw etc. that set up, screw that has been seted up T shape round pin axle one end through fastening screw carries out threaded fixation to avoid adjacent bearing to take place not hard up phenomenon, can set up the length of T shape round pin axle according to actual needs, be convenient for assemble a plurality of bearings, the range of application is wider.

Description

Mining machinery wear-resisting bearing

Technical Field

The utility model belongs to the technical field of the bearing, specifically be a mining machinery wear bearing.

Background

The mining machine is a machine directly used for mineral mining, enrichment and other operations; including mining and beneficiation machinery; the working principle and structure of the prospecting machine are mostly the same as or similar to those of mining machines used for mining similar minerals, and the prospecting machine also belongs to mining machines in a broad sense; in addition, a large number of cranes, conveyors, ventilators, drainage machines, etc. are used in mining operations, wherein bearings are indispensable components of mining machines.

However, in the process of using a general bearing for a long time, the bearing does not have a lubricating function, so that the wear resistance is poor, a plurality of bearings cannot be assembled and used at the same time, the application range is narrow, and the actual requirements cannot be met.

Disclosure of Invention

To the above situation, for overcoming prior art's defect, the utility model provides a mining machinery antifriction bearing, the effectual general bearing of having solved is at the in-process that uses for a long time, and self does not have lubricating function, so wear resistance is relatively poor, and can not assemble the use to a plurality of bearings simultaneously, and the range of application is narrower, can not satisfy the problem of actual needs.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mining machinery wear-resisting bearing, includes outer lane and inner circle, the inside of outer lane is arranged in to the inner circle, and the ball is installed to the outside equidistance of inner circle, and the externally mounted of ball has the holder, and three logical groove has been seted up to the outer wall equidistance of an inner circle avris, and the circular recess as an organic whole even has all been seted up at the both ends of every logical groove, and the inside in every logical groove all installs T shape round pin axle, and the screw has been seted up to the one.

Preferably, the screw hole is in threaded connection with a fastening screw, and the fastening screw is mounted inside one of the circular grooves.

Preferably, the sealing covers are mounted on the outer portions of two side sides of the outer ring and the inner ring, the annular cavity is formed in the sealing covers, and the oil outlet hole is formed in the inner side of the annular cavity.

Preferably, the outer wall of the sealing cover is provided with an oil filling hole, and a rubber plug is arranged in the oil filling hole.

Preferably, the outer ring, the inner ring, the balls and the retainer are all made of chrome molybdenum steel.

Preferably, the contact position of the sealing cover and the outer ring and the contact position of the sealing cover and the inner ring are both provided with dustproof lubricating bushings.

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

1) in the working process, the lubricating oil in the annular cavity flows between the outer ring and the inner ring through the oil outlet hole to play a self-lubricating role, so that the wear resistance of the bearing is improved;

2) in operation, through the logical groove that sets up, circular recess, the cooperation of T shape round pin axle and fastening screw etc. is used, when needs assemble a plurality of axle dress and use, only need to correspond every bearing through T shape round pin axle and set up some logical grooves alternate and be in the same place, then set up some screws through fastening screw to T shape round pin axle one end and carry out threaded fixation, thereby avoid adjacent bearing to take place not hard up phenomenon, can set up the length of T shape round pin axle according to the needs of reality, be convenient for assemble a plurality of bearings, the range of application is wider.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the outer ring assembly structure of the present invention;

fig. 4 is a schematic view of the internal structure of the sealing cover of the present invention;

in the figure: 1. an outer ring; 2. an inner ring; 3. a ball bearing; 4. a holder; 5. a through groove; 6. a circular groove; 7. a T-shaped pin shaft; 8. a screw hole; 9. fastening screws; 10. a sealing cover; 11. an annular cavity; 12. an oil outlet hole; 13. and an oil filling hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Embodiment one, given by fig. 1-4, the utility model discloses an outer lane 1 and inner circle 2, the inside of outer lane 1 is arranged in to inner circle 2, ball 3 is installed to the outside equidistance of inner circle 2, and the externally mounted of ball 3 has holder 4, can guarantee ball 3's stability, three logical groove 5 has been seted up to the outer wall equidistance of 2 avris of inner circle, circular recess 6 as an organic whole has all been seted up at every both ends that lead to groove 5, be convenient for install T shape round pin axle 7, T shape round pin axle 7 is all installed to every inside that leads to groove 5, screw 8 has been seted up to the one end of T shape round pin axle 7, can assemble a plurality of bearings according to actual needs and use.

In the second embodiment, on the basis of the first embodiment, the screw hole 8 is in threaded connection with the fastening screw 9, and the fastening screw 9 is installed inside one of the circular grooves 6, so that the T-shaped pin 7 can be fixed.

Third, on the basis of first embodiment, sealed lid 10 has all been installed to the outside on

outer lane

1 and 2 avris of inner circle, and annular cavity 11 has been seted up to sealed inside of lid 10, and oil outlet 12 has been seted up to the inboard of annular cavity 11, can play good lubrication action, increases the wear resistance of bearing.

In the fourth embodiment, on the basis of the third embodiment, the oil filling hole 13 is formed in the outer wall of the sealing cover 10, and a rubber plug is installed inside the oil filling hole 13, so that a maintenance worker can conveniently inject lubricating oil regularly.

In the fifth embodiment, on the basis of the first embodiment, the outer ring 1, the inner ring 2, the balls 3 and the retainer 4 are all made of chromium-molybdenum steel, and have good wear resistance.

Sixth, on the basis of the third embodiment, dustproof lubricating bushes are installed at the contact position of the sealing cover 10 and the outer ring 1 and the contact position of the sealing cover 10 and the inner ring 2, so that external dust can be prevented from entering the bearing.

The working principle is as follows: when in work, firstly, through the matching use of the arranged oil filling hole 13, the annular cavity 11, the oil outlet hole 12 and the like, lubricating oil can be injected into the annular cavity 11 through the oil filling hole 13 by using a needle tube, in the process of bearing movement, lubricating oil in the annular cavity 11 flows between the outer ring 1 and the inner ring 2 through the oil outlet 12 to play a self-lubricating role, thereby increasing the wear resistance of the bearing, and through the matching use of the through groove 5, the circular groove 6, the T-shaped pin shaft 7, the fastening screw 9 and the like, when a plurality of shafts are required to be assembled for use, the through grooves 5 correspondingly formed on each bearing are inserted together only through the T-shaped pin shafts 7, then a screw hole 8 arranged at one end of the T-shaped pin shaft 7 is fixed by a fastening screw 9 through screw threads, thereby avoiding the adjacent bearing from loosening and setting the length of the T-shaped pin shaft 7 according to the actual requirement.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mining machinery antifriction bearing, includes outer lane (1) and inner circle (2), its characterized in that: the inside of outer lane (1) is arranged in inner circle (2), ball (3) are installed to the outside equidistance of inner circle (2), and the externally mounted of ball (3) has holder (4), and three logical groove (5) have been seted up to the outer wall equidistance of inner circle (2) avris, and circular recess (6) as an organic whole even have all been seted up at the both ends that every led to groove (5), and T shape round pin axle (7) have all been installed to the inside that every led to groove (5), and screw (8) have been seted up to the one end of T shape round pin axle (7).

2. The mining machine wear bearing of claim 1, wherein: the screw hole (8) is in threaded connection with the fastening screw (9), and the fastening screw (9) is installed inside one of the circular grooves (6).

3. The mining machine wear bearing of claim 1, wherein: sealing covers (10) are installed on the outer portions of two side sides of the outer ring (1) and the inner ring (2), an annular cavity (11) is formed in the sealing covers (10), and oil outlet holes (12) are formed in the inner side of the annular cavity (11).

4. The mining machine wear bearing of claim 3, wherein: oil filler point (13) have been seted up to the outer wall of sealed lid (10), and the internally mounted of oil filler point (13) has the rubber buffer.

5. The mining machine wear bearing of claim 1, wherein: the outer ring (1), the inner ring (2), the balls (3) and the retainer (4) are all made of chromium-molybdenum steel.

6. The mining machine wear bearing of claim 3, wherein: and dustproof lubricating bushings are arranged at the contact part of the sealing cover (10) and the outer ring (1) and the contact part of the sealing cover (10) and the inner ring (2).