CN210565776U - Self-lubricating radial spherical plain bearing - Google Patents
Self-lubricating radial spherical plain bearing Download PDFInfo
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- CN210565776U CN210565776U CN201921625994.0U CN201921625994U CN210565776U CN 210565776 U CN210565776 U CN 210565776U CN 201921625994 U CN201921625994 U CN 201921625994U CN 210565776 U CN210565776 U CN 210565776U
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Abstract
The utility model relates to a joint bearing technical field specifically is a self-lubricating radial spherical joint bearing, including the bearing body, the bearing body comprises outer lane and inner circle jointly, and the outer lane cup joints in the outside of inner circle, and the inboard surface of outer lane is spherical cambered surface, and the installation cavity has all been seted up to its medial surface left and right sides, and the total a plurality of quantity of installation cavity, and the inside of every installation cavity all is equipped with the holding ring, and the equal laminating in inner of installation cavity is equipped with the cushion, and the inside of holding ring has all been embedded into lubricated ball, and beneficial effect is: this practicality evenly is provided with lubricated filler at the outside surface of inner circle, rotates on the medial surface of outer lane and connects lubricated ball, wherein the inboard laminating of lubricated filler and outer lane, and the laminating of the outside surface of the inner of lubricated ball and inner circle compares traditional technique, this practicality is provided with a plurality of lubricated mechanisms between two spherical surfaces, has reduced the frictional resistance between two spherical surfaces, has reduced the degree of wear of bearing body.
Description
Technical Field
The utility model relates to a joint bearing technical field specifically is a self-lubricating radial joint bearing.
Background
The joint bearing is a spherical sliding bearing, the sliding contact surfaces of the joint bearing are an inner spherical surface and an outer spherical surface, the joint bearing can rotate and swing at any angle during movement, compared with the traditional bearing, the joint bearing has the characteristics of large load capacity, impact resistance, corrosion resistance, wear resistance, self-aligning, good lubrication and the like, and the joint bearing is generally widely applied to engineering machinery and automation equipment. In the existing joint bearing, due to the lack of a lubricating mechanism, the inner spherical surface and the outer spherical surface are in direct friction contact in the use process, the bearing is worn, the bearing is easily damaged in advance, and the service life of the bearing is shortened. In addition, current joint bearing though can with the fine swing problem of solution connecting piece and mounting, when the inner circle around the outer lane rotation, its effect is general, can only realize the inner circle under the normal conditions and around outer lane low-speed rotation, for this reason, the utility model provides a self-lubricating radial joint bearing is used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a self-lubricating radial spherical plain bearing to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a self-lubricating centripetal joint bearing comprises a bearing body, wherein the bearing body is composed of an outer ring and an inner ring, the outer ring is sleeved outside the inner ring, the inner side surface of the outer ring is a spherical cambered surface, the left side and the right side of the inner side surface of the outer ring are respectively provided with a plurality of installation cavities, each installation cavity is internally provided with a positioning ring, the inner end of each installation cavity is provided with a cushion block in a fit manner, lubricating balls are embedded inside the positioning rings, the lubricating balls are rotatably connected inside the positioning rings, the outer ends of the lubricating balls are in fit with the outer side of the inner ring, the outer side surface of the inner ring is a spherical cambered surface, the outer side surface of each inner ring is in fit with the inner side surface of the outer ring, the outer side surface of each inner ring is uniformly provided with a lubricating cavity, each lubricating cavity is of a circular groove body structure, a positioning bulge is arranged, the thickness of the lubricating filler is equal to the inner depth of the lubricating cavity, the inner end of the lubricating filler is provided with a spherical groove, the positioning bulge and the inner ring are of an integrally formed structure, and the positioning bulge is embedded into the spherical groove at the inner end of the lubricating filler.
Preferably, the rotating ring has been cup jointed in the outside of outer lane, and the constant head tank has been seted up along the circumferencial direction to the outside surface of outer lane, and the quantity of constant head tank is two, the internal diameter of rotating ring equals the external diameter of outer lane, and the inside left and right sides of rotating ring all is equipped with the inner ring, the inner ring is the integrated into one piece structure with the rotating ring, and two inner rings all imbed in two constant head tanks in the outer lane outside.
Preferably, the annular groove body has been seted up along the circumferencial direction in the inboard middle section of swivel becket, the inside of annular groove body evenly is provided with the slip ball, it is internal that the connection is all rotated at the ring channel to the slip ball, and its quantity is a plurality of, and the inner of slip ball all laminates on the outside surface of outer lane.
Preferably, the positioning ring is of an annular structure, the inner ring of the positioning ring is attached to the surface of the lubricating ball, positioning columns are arranged on two sides of the outer ring of the positioning ring, the positioning columns and the positioning ring are of an integrally formed structure, and the end portions of the two positioning columns are embedded into two side walls in the installation cavity.
Preferably, the cushion blocks are fixed at the inner ends of the mounting cavities through glue joints, the outer end surfaces of the cushion blocks are smoothly arranged, and the outer end surfaces of the cushion blocks are attached to the lubricating balls.
Compared with the prior art, the beneficial effects of the utility model are that:
1. compared with the prior art, the bearing has the advantages that the lubricating filling materials are uniformly arranged on the outer side surface of the inner ring, the lubricating balls are rotatably connected on the inner side surface of the outer ring, the lubricating filling materials are attached to the inner side of the outer ring, and the inner ends of the lubricating balls are attached to the outer side surface of the inner ring;
2. this practicality cup joints in the outside of bearing body and is provided with the swivel becket, and rotates between swivel becket and the bearing inner race and be connected, and the inboard slip ball of swivel becket is used for reducing the sliding resistance, compares the conventional art, and this practicality has increased the swivel becket structure in the outside of bearing body, can realize the high-speed rotation of joint bearing inner circle.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the inner ring structure of the present invention;
FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;
fig. 4 is an enlarged schematic view of the structure at the position B of the present invention.
In the figure: the bearing comprises a bearing body 1, an outer ring 2, an inner ring 3, a positioning bulge 4, a lubricating filler 5, an installation cavity 6, a positioning ring 7, a lubricating ball 8, a cushion block 9, a rotating ring 10, an embedded ring 11, a positioning groove 12, an installation ring 13 and a sliding ball 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a self-lubricating radial spherical plain bearing, includes bearing body 1, and bearing body 1 comprises outer lane 2 and inner circle 3 jointly, and outer lane 2 cup joints in the outside of inner circle 3, and outer lane 2 cup joints and constitutes bearing body 1 structure jointly in the outside of inner circle 3, and wherein inner circle 3 is made for the copper product, improves the antirust capacity of product in the sea water.
And the inboard surface of outer lane 2 is spherical cambered surface, installation cavity 6 has all been seted up to its medial surface left and right sides, the total a plurality of quantity of installation cavity 6, and every inside of installing cavity 6 all is equipped with holding ring 7, the equal laminating of the inner of installation cavity 6 is equipped with cushion 9, lubricated ball 8 has all been embedded into to the inside of holding ring 7, lubricated ball 8 rotates the inside of connecting at holding ring 7, and the outer end of lubricated ball 8 and the laminating of the outside of inner circle 3, two rows of distributions about installation cavity 6 is, and every row quantity respectively has a plurality of, the inside of every installation cavity 6 is all rotated and is connected with lubricated ball 8, the laminating of the inner of lubricated ball 8 and the outside of inner circle 3, a frictional resistance for reducing two spherical pivoted frictional resistance.
The outer side surface of the inner ring 3 is a spherical cambered surface, and the outer side surface is jointed with the inner side surface of the outer ring 2, the outer side surface of the lubricating cavity is uniformly provided with a lubricating cavity which is of a circular groove structure, the bottom end inside the lubricating cavity is provided with a positioning bulge 4, a lubricating filler 5 is embedded inside the lubricating cavity, the thickness of the lubricating filler 5 is equal to the inner depth of the lubricating cavity, and the inner end of the lubricating filler 5 is provided with a spherical groove, the positioning bulge 4 and the inner ring 3 are of an integrated structure, and the positioning bulges 4 are all embedded in the spherical grooves at the inner ends of the lubricating fillers 5, the distribution of the lubricating fillers 5 is shown in figure 2, which are uniformly arranged on the outer side surface of the inner ring 3, the structural shape and the positional distribution of the positioning bumps 4 are as shown in figure 3, which is of an integrally formed structure with the inner ring 3 and which is embedded in the bottom of the lubricating packing 5 for defining the position of the lubricating packing 5.
The rotating ring 10 has been cup jointed in the outside of outer lane 2, constant head tank 12 has been seted up along the circumferencial direction on the outside surface of outer lane 2, and the quantity of constant head tank 12 is two, the internal diameter of rotating ring 10 equals the external diameter of outer lane 2, the inside left and right sides of rotating ring 10 all is equipped with interior becket 11, interior becket 11 is the integrated into one piece structure with rotating ring 10, and two interior becket 11 all imbeds in two constant head tanks 12 in the 2 outsides of outer lane, interior becket 11 all is the loop configuration, its embedding is after constant head tank 12 is inside, 2 rotations in the outer lane can be wound to rotating ring 10, consequently, interior becket 11 plays limiting displacement.
The positioning ring 7 is of an annular structure, the inner ring of the positioning ring is attached to the surface of the lubricating ball 8, positioning columns are arranged on two sides of the outer ring of the positioning ring, the positioning columns and the positioning ring 7 are of an integrally formed structure, the end portions of the two positioning columns are embedded into two side walls in the installation cavity 6, the installation structure of the positioning ring 7 is shown in fig. 3, the positioning columns are fixedly installed in the installation cavity 6 through the left positioning column and the right positioning column, the lubricating ball 8 is embedded into the inner side of the positioning ring 7, and the lubricating ball 8 can rotate or swing at any.
Cushion 9 all fixes on the inner of installation cavity 6 through the cementing, and the outer end surface of cushion 9 sets up smoothly, and its outer end surface and lubricated ball 8 laminating, and cushion 9 is made for metal material, and its surface is smooth for support lubricated ball 8.
The working principle is as follows: the utility model discloses in, the inboard surface left and right sides of outer lane 2 is provided with two rows of lubricated balls 8 simultaneously, and the lateral surface of inner circle 3 evenly is provided with lubricated filler 5, and wherein lubricated ball 8 roll connection is inside installation cavity 6 to the laminating of the inner of lubricated ball 8 is on the outside surface of inner circle 3, and lubricated filler 5 is made by solid lubricant, and its outer end laminating is on the inboard surface of outer lane 2, and the two is used for reducing the frictional resistance when outer lane 2 and inner circle 3 rotate simultaneously. In addition, the outside of outer lane 2 has cup jointed swivel becket 10, and the embedded ring 11 at swivel becket 10 inboard both ends all imbeds in the constant head tank 12 in the outer lane 2 outside, and the slip ball 13 laminating of the inboard middle section of swivel becket 10 is on the outside surface of outer lane 2, consequently, swivel becket 10 can be around bearing body 1 rotation, and wherein embedded ring 11 plays limiting displacement, and slip ball 13 is used for reducing frictional resistance, makes its rotation more steady.
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 (5)
1. A self-lubricating radial spherical plain bearing, includes bearing body (1), its characterized in that: the bearing body (1) is composed of an outer ring (2) and an inner ring (3) together, the outer ring (2) is sleeved outside the inner ring (3), the inner side surface of the outer ring (2) is a spherical cambered surface, the left side and the right side of the inner side surface of the outer ring are respectively provided with an installation cavity (6), the number of the installation cavities (6) is a plurality, a positioning ring (7) is arranged inside each installation cavity (6), cushion blocks (9) are arranged at the inner ends of the installation cavities (6) in a laminating manner, lubricating balls (8) are embedded inside the positioning rings (7), the lubricating balls (8) are rotatably connected inside the positioning rings (7), the outer ends of the lubricating balls (8) are laminated with the outer side of the inner ring (3), the outer side surface of the inner ring (3) is a spherical cambered surface and is laminated with the inner side surface of the outer ring (2), and lubricating cavities are uniformly formed in the outer side surface, lubricated chamber is circular groove body structure, and the inside bottom in lubricated chamber is equipped with location swell (4), and the inside embedding in lubricated chamber has lubricated filler (5), the thickness of lubricated filler (5) equals the inside degree of depth in lubricated chamber, and the inner of lubricated filler (5) has seted up spherical groove, location swell (4) and inner circle (3) be the integrated into one piece structure, and location swell (4) all imbed in the spherical groove of lubricated filler (5) the inner.
2. A self-lubricating radial spherical plain bearing according to claim 1, wherein: rotating ring (10) has been cup jointed in the outside of outer lane (2), and constant head tank (12) have been seted up along the circumferencial direction on the outside surface of outer lane (2), and the quantity of constant head tank (12) is two, the internal diameter of rotating ring (10) equals the external diameter of outer lane (2), and the inside left and right sides of rotating ring (10) all is equipped with interior becket ring (11), interior becket ring (11) and rotating ring (10) are the integrated into one piece structure, and two interior becket rings (11) all imbed in two constant head tanks (12) in the outer lane (2) outside.
3. A self-lubricating radial spherical plain bearing according to claim 2, wherein: annular groove body (13) have been seted up along the circumferencial direction in the inboard middle section of rotating ring (10), the inside of annular groove body (13) evenly is provided with slip ball (14), slip ball (14) all rotate to be connected in annular groove body (13), and its quantity is a plurality of, and the outer surface of outer lane (2) is all laminated to the inner of slip ball (14).
4. A self-lubricating radial spherical plain bearing according to claim 1, wherein: the positioning ring (7) is of an annular structure, the inner ring of the positioning ring is attached to the surface of the lubricating ball (8), positioning columns are arranged on two sides of the outer ring of the positioning ring, the positioning columns and the positioning ring (7) are of an integrally formed structure, and the end portions of the two positioning columns are embedded into two side walls in the installation cavity (6).
5. A self-lubricating radial spherical plain bearing according to claim 1, wherein: cushion (9) are all fixed on the inner of installation cavity (6) through the cementing, and the outer end surface of cushion (9) sets up smoothly, and its outer end surface and lubricated ball (8) laminating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921625994.0U CN210565776U (en) | 2019-09-27 | 2019-09-27 | Self-lubricating radial spherical plain bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921625994.0U CN210565776U (en) | 2019-09-27 | 2019-09-27 | Self-lubricating radial spherical plain bearing |
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| Publication Number | Publication Date |
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| CN210565776U true CN210565776U (en) | 2020-05-19 |
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| CN201921625994.0U Active CN210565776U (en) | 2019-09-27 | 2019-09-27 | Self-lubricating radial spherical plain bearing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377518A (en) * | 2020-10-30 | 2021-02-19 | 沈睿 | Sliding bearing |
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2019
- 2019-09-27 CN CN201921625994.0U patent/CN210565776U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112377518A (en) * | 2020-10-30 | 2021-02-19 | 沈睿 | Sliding bearing |
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