CN215487213U

CN215487213U - Self-lubricating spherical surface outer sleeve and self-lubricating spherical sliding bearing with internal oil storage groove

Info

Publication number: CN215487213U
Application number: CN202121556063.7U
Authority: CN
Inventors: 叶洪源
Original assignee: Zhejiang Tuyuan Intelligent Equipment Technology Co ltd
Current assignee: Zhejiang Tuyuan Intelligent Equipment Technology Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2022-01-11
Anticipated expiration: 2031-07-08

Abstract

The utility model provides a from moist sphere overcoat includes sphere overcoat body, inlays hole, solid self-lubricating cylinder grain and sets up in just be used for storing the first oil storage slot of lubricating oil on the sphere overcoat body inside wall. The first oil storage groove is communicated with the embedding hole. A self-lubricating ball sliding bearing with an internal first oil storage groove comprises a self-lubricating spherical outer sleeve and a cylindrical inner sleeve. The cylinder endotheca includes the cylinder body to and set up second oil storage tank on the cylinder body lateral wall. This self-lubricating spherical overcoat and have self-lubricating ball slide bearing of inside oil storage slot have improved the lubricated effect between self-lubricating spherical overcoat and the equipment work plane, reduce frictional resistance, reduce the wearing and tearing between self-lubricating spherical overcoat and the equipment work plane, improve equipment life.

Description

Self-lubricating spherical surface outer sleeve and self-lubricating spherical sliding bearing with internal oil storage groove

Technical Field

The utility model belongs to the technical field of transmission, and particularly relates to a self-lubricating spherical outer sleeve and a self-lubricating spherical sliding bearing with an internal oil storage groove.

Background

Self-lubricating ball sliding bearing generally comprises metal cavity self-lubricating sphere overcoat, and cavity cylinder endotheca portion is constituteed, and cavity self-lubricating sphere overcoat goes up to distribute has the hole of inlaying of certain quantity, and solid self-lubricating cylinder grain is installed in inlaying the hole, and solid self-lubricating cylinder grain contains a large amount of micropores for adsorb lubricating oil, adsorbed lubricating oil plays the lubrication action. But the quantity of the lubricating oil absorbed by the solid self-lubricating cylindrical particles is limited, and the absorbed lubricating oil is continuously evaporated and lost during the operation of the bearing, so that the lubricating effect between the bearing and the contact surface of the equipment is greatly reduced, the frictional resistance is increased, and the abrasion between the bearing and the contact surface of the equipment is accelerated.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a self-lubricating ball sliding bearing with an internal oil storage groove, which can improve the lubricating effect, so as to meet the industrial requirements.

The utility model provides a self-lubricating spherical coat includes a spherical coat body, and a plurality of settings are in inlay the hole on the spherical coat body, a plurality of inlay respectively inlay the solid self-lubricating cylinder grain in the hole, and set up in just be used for storing the first oil storage slot of lubricating oil on the spherical coat body inside wall. The solid self-lubricating cylindrical particles contain a large number of micropores for adsorbing lubricating oil. The first oil storage groove is communicated with the embedding hole, so that lubricating oil is conveyed to the solid self-lubricating cylindrical particles by the first oil storage groove.

Further, the spherical jacket body is made of copper alloy.

Further, the area occupied by the embedding holes is 10% -36% of the total surface area of the spherical jacket body.

Further, the self-lubricating spherical jacket comprises an oil storage groove arranged on the outer spherical surface of the spherical jacket body.

Further, it is characterized in that: the solid self-lubricating cylindrical particles are made of graphite materials, and the content of graphite is more than 80%.

Further, the solid self-lubricating cylindrical particles are made of copper-based powder metallurgy materials, and the copper content is larger than 50%.

A self-lubricating ball sliding bearing with an internal first oil storage groove comprises a self-lubricating spherical outer sleeve and a cylindrical inner sleeve fixedly arranged in the self-lubricating spherical outer sleeve. The cylinder endotheca includes a cylinder body to and set up the second oil storage tank on the cylinder body lateral wall. The self-lubricating spherical outer sleeve and the cylindrical inner sleeve can be only arranged between the self-lubricating spherical outer sleeve and the cylindrical inner sleeve, the inner side wall of the self-lubricating spherical outer sleeve is provided with a first oil storage groove for containing lubricating oil, or the outer side wall of the cylindrical inner sleeve is provided with a second oil storage groove for containing lubricating oil, or the inner side wall of the self-lubricating spherical outer sleeve is provided with the first oil storage groove, and the outer side wall of the cylindrical inner sleeve is provided with the second oil storage groove.

Further, the cylindrical inner sleeve is made of copper alloy or steel.

Further, the self-lubricating ball sliding bearing with the first internal oil storage groove further comprises at least one oil filling hole arranged on the self-lubricating spherical outer sleeve or the cylindrical inner sleeve, and the oil filling hole is communicated with the first oil storage groove and the second oil storage groove.

Compared with the prior art, the self-lubricating ball sliding bearing with the internal oil storage groove provided by the utility model is provided with the first oil storage groove and the second oil storage groove through the self-lubricating spherical outer sleeve and the cylindrical inner sleeve, and the first oil storage groove and the second oil storage groove are both communicated with the embedded hole provided with the solid self-lubricating cylindrical particle, so that when lubricating oil is stored in the first oil storage groove and the second oil storage groove, the lubricating oil can be conveyed to the solid self-lubricating cylindrical particle, one end of the solid self-lubricating cylindrical particle is soaked in the lubricating oil, the oil content of the solid self-lubricating cylindrical particle is improved, on the other hand, the lubricating oil stored in the first oil storage groove and the second oil storage groove can timely supplement the lubricating oil evaporated and lost in the self-lubricating ball sliding bearing during working, and the lubricating effect between the self-lubricating spherical outer sleeve and the working plane of the equipment is improved, the friction resistance is reduced, the abrasion between the self-lubricating spherical jacket and the working plane of the equipment is reduced, and the service life of the equipment is prolonged.

Drawings

Fig. 1 is an exploded view of a self-lubricating ball sliding bearing with an internal oil storage groove according to an embodiment of the present invention.

Fig. 2 is a sectional structural view of the self-lubricating ball sliding bearing with internal oil storage grooves of fig. 1.

Fig. 3 is an exploded view of another embodiment of the self-lubricating ball sliding bearing with internal oil storage grooves according to the present invention.

Fig. 4 is a sectional structural view of the self-lubricating ball sliding bearing with the internal oil storage groove of fig. 3.

Detailed Description

Specific examples of the present invention will be described in further detail below. It should be understood that the description herein of embodiments of the utility model is not intended to limit the scope of the utility model.

As shown in fig. 1 to 4, which are schematic structural diagrams provided by the present invention. The self-lubricating spherical sliding bearing with the internal oil storage groove comprises a self-lubricating spherical outer sleeve 10, a cylindrical inner sleeve 20 fixedly installed in the self-lubricating spherical outer sleeve 10, and at least one oil filling hole 30 formed in the self-lubricating spherical outer sleeve 10 or the cylindrical inner sleeve 20. The self-lubricating ball bearing with the internal oil storage groove also comprises other functional modules, such as assembly components and the like, which are well known to those skilled in the art, and will not be described in detail herein.

Self-lubricating spherical cover 10 includes a spherical cover body 11, and a plurality of settings are in inlay hole 12 on the spherical cover body 11, a plurality of inlays respectively inlay solid self-lubricating cylinder grain 13 in the hole 12, set up in just be used for saving the first oil storage slot 14 of lubricating oil on the 11 inside walls of spherical cover body, and set up oil storage groove 15 on the 11 spherical surfaces of spherical cover body.

The spherical jacket body 11 is made of copper alloy, the outer side wall of the spherical jacket body 11 is spherical, the inner side wall of the spherical jacket body 11 is cylindrical, the first oil storage groove 14 is formed in the inner side wall of the spherical jacket body 11, the oil storage groove 15 is formed in the outer side wall of the spherical jacket body 11, and the spherical jacket body 11 is a prior art and is not described herein again.

Inlay hole 12 set up in on the sphere overcoat body 11, and all be the through-hole, its shared area does plane area's 10% to 36% on the sphere overcoat body 11, so that self-lubricating cylinder grain 13 rational distribution extremely on the sphere overcoat body 11, make the sphere overcoat body 11 carries out even lubrication, has also guaranteed the stable in structure of sphere overcoat body 11.

The quantity of solid self-lubricating cylinder grain 13 with inlay the quantity in hole 12 the same, in this embodiment solid self-lubricating cylinder grain 13 adopts glue bonding to install corresponding inlay in the hole 12. The solid self-lubricating cylindrical particles 13 can be made of graphite material containing a large number of micropores, and can also be made of copper-based powder metallurgy material containing a large number of micropores. When the solid self-lubricating cylindrical particles 13 are made of a graphite material, the graphite content is more than 80%. When the solid self-lubricating cylindrical particles 13 are made of a copper-based powder metallurgy material, the copper content is more than 50%. The micropores (not shown) contained in the solid self-lubricating cylindrical particles 13 are used for adsorbing and slowly permeating lubricating oil outwards, and the size and number of the micropores can be adjusted by changing the material components and the production process, which is a content that needs to be protected in the prior art and is not provided by the present invention, and is not described herein again.

The first oil storage groove 14 has the same structure as the second oil storage groove 22 described below, and therefore the first oil storage groove 14 will be described in detail with reference to the second oil storage groove 22.

Deposit oil groove 15 and be used for the storage lubricating oil that self-lubricating cylinder grain 13 permeates, the degree of depth of oil deposit slot 15 is generally less, can set up to 0.2mm to 0.8mm, the setting up of oil deposit slot 15 can pass through solid self-lubricating cylinder grain 13 also can not pass through solid self-lubricating cylinder grain 13. When the lubricating oil in the first oil storage groove 14 permeates to the outer spherical surface of the spherical jacket body 11 through the solid self-lubricating cylindrical particles 13, the lubricating oil can be retained in the oil storage groove 15, and the lubricating performance is further improved.

The cylindrical inner sleeve 20 includes a cylindrical body 21, and a second oil reservoir 22 provided on an outer side wall of the cylindrical body 21. The cylindrical inner sleeve 20 is made of copper alloy or steel. The cylindrical inner sleeve 20 and the self-lubricating spherical outer sleeve 10 are fixedly connected together, and the self-lubricating spherical outer sleeve 10 and the outer sleeve part 10 can be connected together in any one mode of glue bonding, interference fit, screws, pins, keys and rivets.

First oil storage slot 14 and second oil storage tank 22 all with inlay hole 12 and be linked together, first oil storage slot 14 and second oil storage tank 22 all set up in sphere overcoat 10 with between the cylinder endotheca 20, with will first oil storage slot 14 and the lubricating oil of second oil storage tank 22 is carried extremely on the solid self-lubricating cylinder grain 13. Can carry first oil storage slot 14 on the solid self-lubricating cylinder grain 13 and lubricating oil in the second oil storage tank 22 inlays hole 12, and then makes the one end of solid self-lubricating cylinder grain 13 soak in lubricating oil and by solid self-lubricating cylinder grain 13 absorbs or stores, reaches the improvement the purpose of solid self-lubricating cylinder grain 13 lubricating ability. The depths of the first oil storage groove 14 and the second oil storage groove 22 can be set to be 0.5mm to 4mm, and are determined according to actual needs and process requirements.

The first oil storage groove 14 and the second oil storage groove 22 are both arranged between the self-lubricating spherical outer sleeve 10 and the cylindrical inner sleeve 20, and three implementation modes exist between the first oil storage groove 14 and the second oil storage groove 22, which are respectively that the first oil storage groove 14 for containing lubricating oil is arranged on the inner side wall of the self-lubricating spherical outer sleeve 10 between the self-lubricating spherical outer sleeve 10 and the cylindrical inner sleeve 20, or the second oil storage groove 22 for containing lubricating oil is arranged on the outer side wall of the cylindrical inner sleeve 20, or the first oil storage groove 14 is arranged on the inner side wall of the self-lubricating spherical outer sleeve 10, and the second oil storage groove 22 is arranged on the outer side wall of the cylindrical inner sleeve 20, so as to ensure that lubricating oil can be stored between the self-lubricating spherical outer sleeve 10 and the cylindrical inner sleeve 20. As shown in fig. 1 to 2, in order to achieve the present invention, the first oil storage groove 14 is formed on the inner sidewall of the self-lubricating spherical outer sleeve 10, and the second oil storage groove 22 is formed on the outer sidewall of the cylindrical inner sleeve 20. As shown in fig. 3 to 4, the first oil storage groove 14 for storing lubricating oil is provided only on the inner side wall of the self-lubricating spherical outer sleeve 10 according to the present invention.

The oil filler point 30 with first oil storage slot 14, and second oil storage slot 22 intercommunication to transmit lubricating oil to first oil storage slot 14, and in second oil storage slot 22, be provided with oil filler point 30 on the self-lubricating sphere overcoat 10, or this oil filler point 30 set up in cylinder endotheca 20, self-lubricating plane slide 10 or cylinder endotheca 20 pass through oil filler point 30 can transmit lubricating oil in first oil storage slot 112, and second oil storage slot 22, thereby carry lubricating oil on the solid self-lubricating cylinder grain 13.

Compared with the prior art, the self-lubricating ball sliding bearing with the internal oil storage groove provided by the utility model is provided with the first oil storage groove 14 and the second oil storage groove 22 through the arrangement between the self-lubricating spherical outer sleeve 10 and the cylindrical inner sleeve 20, and the first oil storage groove 14 and the second oil storage groove 22 are both communicated with the embedded hole 12 provided with the solid self-lubricating cylindrical particle 13, so that when lubricating oil is stored in the first oil storage groove 14 and the second oil storage groove 22, the lubricating oil can be conveyed to the solid self-lubricating cylindrical particle 13, one end of the solid self-lubricating cylindrical particle 13 is soaked in the lubricating oil, the oil content of the solid self-lubricating cylindrical particle 13 is improved, and on the other hand, the lubricating oil stored in the first oil storage groove 14 and the second oil storage groove 22 can timely supplement the lubricating oil evaporated and lost in the solid self-lubricating cylindrical particle 13 during the operation of the self-lubricating ball sliding bearing, thereby, the lubricating effect between the self-lubricating spherical jacket 10 and the equipment working plane is improved, the frictional resistance is reduced, the abrasion between the self-lubricating spherical jacket 10 and the equipment working plane is reduced, and the service life of the equipment is prolonged.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, and any modifications, equivalents or improvements that are within the spirit of the present invention are intended to be covered by the following claims.

Claims

1. A self-lubricating spherical coat is characterized in that: self-lubricating spherical surface overcoat includes a spherical surface overcoat body, and a plurality of settings are in inlay the hole on the spherical surface overcoat body, a plurality of inlay respectively inlay solid self-lubricating cylinder grain in the hole, and set up in just be used for the first oil storage slot of storage lubricating oil on the spherical surface overcoat body inside wall, solid self-lubricating cylinder grain contains a large amount of micropores and is used for adsorbing lubricating oil, first oil storage slot with it is linked together to inlay the hole, so that first oil storage slot carries lubricating oil solid self-lubricating cylinder grain.

2. The self-lubricating spherical cover of claim 1, wherein: the spherical jacket body is made of copper alloy.

3. The self-lubricating spherical cover of claim 1, wherein: the area occupied by the embedding holes is 10% -36% of the total surface area of the spherical jacket body.

4. The self-lubricating spherical cover of claim 1, wherein: the self-lubricating spherical jacket comprises an oil storage groove arranged on the outer spherical surface of the spherical jacket body.

5. The self-lubricating spherical cover of claim 1, wherein: the solid self-lubricating cylindrical particles are made of graphite materials, and the content of graphite is more than 80%.

6. The self-lubricating spherical cover of claim 1, wherein: the solid self-lubricating cylindrical particles are made of copper-based powder metallurgy materials, and the copper content is more than 50%.

7. The utility model provides a from lubricated ball slide bearing with inside oil storage slot which characterized in that: a self-lubricating ball sliding bearing with an inner first oil reservoir groove, comprising a self-lubricating spherical outer sleeve according to any one of claims 1-6, a cylindrical inner sleeve fixedly mounted in the self-lubricating spherical outer sleeve, the cylindrical inner sleeve comprising a cylindrical body, and a second oil storage tank arranged on the outer side wall of the cylindrical body, wherein the first oil storage groove for containing lubricating oil is arranged only on the inner side wall of the self-lubricating spherical outer sleeve between the self-lubricating spherical outer sleeve and the cylindrical inner sleeve, or the second oil storage groove for containing lubricating oil is arranged only on the outer side wall of the cylindrical inner sleeve, or the inner side wall of the self-lubricating spherical outer sleeve is provided with the first oil storage groove, and the outer side wall of the cylindrical inner sleeve is provided with the second oil storage groove.

8. The self-lubricating ball bearing with internal oil grooves as defined in claim 7 wherein: the cylindrical inner sleeve is made of copper alloy or steel.

9. The self-lubricating ball bearing with internal oil grooves as defined in claim 7 wherein: the self-lubricating ball sliding bearing with the first oil storage groove in the self-lubricating ball sliding bearing further comprises at least one oil filling hole arranged on the self-lubricating spherical outer sleeve or the cylindrical inner sleeve, and the oil filling hole is communicated with the first oil storage groove and the second oil storage groove.