CN214274262U - Slewing bearing with double-roller-way structure - Google Patents
Slewing bearing with double-roller-way structure Download PDFInfo
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- CN214274262U CN214274262U CN202023297509.7U CN202023297509U CN214274262U CN 214274262 U CN214274262 U CN 214274262U CN 202023297509 U CN202023297509 U CN 202023297509U CN 214274262 U CN214274262 U CN 214274262U
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- inner ring
- oil filling
- ring
- slewing bearing
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Abstract
The utility model relates to the technical field of slewing bearing, in particular to a slewing bearing with a double-raceway structure, which comprises an inner ring and an outer ring, wherein the outer side of the inner ring is rotatably connected with a ball, the outer side of the ball is rotatably connected with the outer ring, an isolating block is arranged on the outer side of the ball, a compression spring is arranged in the isolating block, the end part of the compression spring is fixedly connected with a supporting sheet, the outer side of the supporting sheet is rotatably connected with the ball, a sealing strip is fixed on the outer side of the inner ring, and the inner side end surface of the sealing strip is slidably connected with the outer ring; the utility model discloses in, through the pressure spring, backing sheet, ball socket, through-hole, tank filler sleeve, oil filler neck and the fuel filling passageway that sets up, can make the position of ball inject, be favorable to the rotation of ball and reduce the wearing and tearing of ball, improve the convenience of refueling, when the ball rotates, can extrude backing sheet and compression spring to can make the lubricating oil in the through-hole flow, make more even entering into the motion face of lubricating oil, improve lubricated effect.
Description
Technical Field
The utility model relates to a slewing bearing technical field specifically is a slewing bearing of two raceway structures in area.
Background
Slewing bearing is novel mechanical parts, and it has inner and outer lane, rolling element etc. to constitute, and slewing bearing is a large-scale bearing that can bear comprehensive load, can bear great axial, radial load and overturning moment simultaneously, and slewing bearing is called slewing bearing again, and someone also calls it to be for a bit: the rotary bearing and the swivel bearing are widely applied in the real industry and are called as follows: the joint of the machine is an important transmission part which is necessary for the machinery which needs to do relative rotary motion between two objects and simultaneously bears axial force, radial force and tipping moment, and the rotary bearing is widely applied to the industries of ship equipment, engineering machinery, light-duty machinery, metallurgical machinery, medical machinery, industrial machinery and the like along with the rapid development of the mechanical industry.
At present, the slewing bearing who exists on the market is mostly only provided with single nozzle, when adding lubricating oil, need apply great pressure, refuel the flow comparatively complicacy, and lubricating oil is mobile relatively poor in the raceway, lead to a lot of motion faces not to contact lubricating oil, the wearing and tearing volume of rolling element has been increased, and ordinary slewing bearing's spacing block is mostly fixed the setting, long-time after using, spacing block and rolling element contact surface can produce wearing and tearing, lead to rolling element activity space increase, make the device stationarity when moving reduce, the wearing and tearing volume increase, therefore, put forward a slewing bearing of taking two raceway structures to above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a take slewing bearing of two raceway structures 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:
the utility model provides a slewing bearing of two raceway structures in area, includes inner circle and outer lane, the inner circle outside is rotated and is connected with the ball, the ball outside is rotated with the outer lane and is connected, the ball outside is equipped with the spacing block, the inside pressure spring that is equipped with of spacing block, pressure spring tip fixedly connected with backing sheet, the backing sheet outside is rotated with the ball and is connected, the inner circle outside is fixed with the sealing strip, sealing strip medial surface and outer lane sliding connection.
Preferably, an oil filling hole is formed in the inner side of the inner ring, an oil filling nozzle is fixedly connected to the inner side of the oil filling hole through threads, the number of the oil filling nozzles is 3, and the oil filling nozzles are uniformly distributed on the inner side of the inner ring.
Preferably, the inner part of the inner ring is symmetrically provided with oil filling channels at the inner side ends of the oil filling holes, the other end of each oil filling channel is communicated with an inner ring oil duct, an inner ring roller path is arranged on the outer side of the inner ring oil duct, and a plurality of inner ring mounting holes are uniformly formed in the end face of the inner ring.
Preferably, the outer ring outside card is equipped with the tooth, outer lane raceway has been seted up to outer lane medial surface symmetry, and lies in the inboard of outer lane raceway and seted up the outer lane oil duct, a plurality of outer lane mounting hole has evenly been seted up to the outer lane terminal surface.
Preferably, plugging holes are formed in the end face of the inner side of the inner ring, plugs are arranged inside the plugging holes, the end portions of the plugging holes are communicated with the roller path of the inner ring, the number of the plugging holes is 2, and the plugging holes are symmetrically distributed on the inner side of the inner ring in a vertically staggered mode.
Preferably, the isolation block is in a hollow cylindrical shape, a ball socket is formed in the end portion of the isolation block, a through hole is formed in the end portion of the ball socket, and the through hole penetrates through the ball sockets on two sides.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, through the pressure spring who sets up, the backing sheet, ball socket and through-hole, pressure spring extends to the outside, make backing sheet and ball paste tightly, thereby can make the position of ball inject, be favorable to the rotation of ball and reduce the wearing and tearing of ball, the spacing block is hollow cylinder setting simultaneously, the spacing block tip has seted up the ball socket, the ball socket is favorable to the rotation of ball, the ball socket tip is equipped with the through-hole, and the through-hole runs through the ball socket of connecting both sides, the through-hole is convenient for compression spring's installation, can play the effect of oil storage simultaneously, when the ball moves, can regular extrusion backing sheet and compression spring, thereby can make the lubricating oil in the through-hole flow, improve lubricated effect;
2. the utility model discloses in, through tank filler sleeve, oil filler neck and the fuel filling passageway that sets up, the oil filler neck is as the interpolation of lubricating oil, and the quantity of oil filler neck is 3, and oil filler neck evenly distributed is in the inboard of inner circle, and this kind of being provided with does benefit to the convenience that improves the oiling, can make the more even moving surface that enters into of lubricating oil simultaneously, makes lubricated effect better.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the installation structure of the inner ring of the present invention;
FIG. 3 is a schematic view of the overall structure of the inner ring of the present invention;
FIG. 4 is a schematic cross-sectional view of the position of the fuel filler nozzle of the present invention;
fig. 5 is a schematic view of the mounting structure of the support sheet of the present invention;
fig. 6 is a schematic view of the installation structure of the pressing spring of the present invention;
fig. 7 is a schematic view of the overall structure of the spacer block of the present invention.
In the figure: 1-inner ring, 2-outer ring, 3-rolling ball, 4-spacing block, 5-compression spring, 6-support piece, 7-sealing strip, 8-oil filling hole, 9-oil filling nozzle, 10-oil filling channel, 11-inner ring oil duct, 12-inner ring raceway, 13-inner ring mounting hole, 14-tooth, 15-outer ring raceway, 16-outer ring oil duct, 17-outer ring mounting hole, 18-plug hole, 19-plug, 20-ball socket and 21-through hole.
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. 1-7, the present invention provides a technical solution:
the utility model provides a slewing bearing of two raceway structures in area, includes inner circle 1 and outer lane 2, its characterized in that: the outer side of the inner ring 1 is rotatably connected with a ball 3, the ball 3 is used for connection and a middle rotating body of the inner ring 1 and the outer ring 2, the outer side of the ball 3 is rotatably connected with the outer ring 2, an isolating block 4 is arranged on the outer side of the ball 3, the isolating block 4 is used for separating adjacent balls 3, a pressure spring 5 is arranged inside the isolating block 4, a supporting sheet 6 is fixedly connected to the end part of the pressure spring 5, the pressure spring 5 extends towards the outer side, the supporting sheet 6 is tightly attached to the ball 3, the position of the ball 3 can be limited, rotation of the ball 3 is facilitated, the outer side of the supporting sheet 6 is rotatably connected with the ball 3, a sealing strip 7 is fixed on the outer side of the inner ring 1, the sealing strip 7 is used for sealing between the inner ring 1 and the outer ring 2, lubricating oil or lubricating grease is prevented from overflowing, and the inner side surface of the sealing strip 7 is slidably connected with the outer ring 2.
The inner side of the inner ring 1 is provided with oil filling holes 8, the inner side of the oil filling holes 8 is fixedly connected with oil filling nozzles 9 through threads, the oil filling nozzles 9 are used for adding lubricating oil, the number of the oil filling nozzles 9 is 3, the oil filling nozzles 9 are uniformly distributed on the inner side of the inner ring 1, the arrangement is favorable for improving the convenience of oil filling, meanwhile, the lubricating oil can more uniformly enter a moving surface, the lubricating effect is better, the inner side end part of the inner ring 1, which is positioned at the inner side end part of the oil filling holes 8, is symmetrically provided with oil filling channels 10, the oil filling channels 10 are used for transporting and conducting the lubricating oil, the other end of the oil filling channels 10 is communicated with an inner ring oil duct 11, the inner ring oil duct 11 is used for storing and circulating the lubricating oil, the outer side of the inner ring oil duct 11 is provided with an inner ring raceway 12, the inner ring raceway 12 is convenient for moving the ball 3, the end surface of the inner ring 1 is uniformly provided with a plurality of inner ring mounting holes 13, and the inner ring mounting holes 13 are used for mounting the inner ring 1, teeth 14 are arranged on the outer side of the outer ring 2 in a clamping manner, an outer ring raceway 15 is symmetrically arranged on the end surface of the inner side of the outer ring 2, the outer ring raceway 15 facilitates movement of the balls 3, an outer ring oil duct 16 is arranged on the inner side of the outer ring raceway 15, the outer ring oil duct 16 is used for storage and circulation of lubricating oil, a plurality of outer ring mounting holes 17 are uniformly arranged on the end surface of the outer ring 2, the outer ring mounting holes 17 are used for mounting the outer ring 2, plugging holes 18 are arranged on the end surface of the inner ring 1 and used for mounting the balls 3, plugging holes 18 are internally provided with plugs 19, the end parts of the plugging holes 18 are communicated with the inner ring raceway 12, the number of the plugging holes 18 is 2, the plugging holes 18 are symmetrically distributed on the inner side of the inner ring 1 in an up-down staggered manner, the arrangement is convenient for mounting the balls 3 and the isolating blocks 4, meanwhile, the plugging holes 18 are symmetrically distributed on the up-down staggered manner, the overall strength of the inner ring 1 can be improved, and the isolating blocks 4 are arranged in a hollow cylinder shape, ball socket 20 has been seted up to the 4 tip of spacing block, and ball socket 20 is used for the rotation of ball 3, and ball socket 20 tip is equipped with through-hole 21, and through-hole 21 through connection both sides ball socket 20, and through-hole 21 is convenient for compression spring 5's installation, can play the effect of oil storage simultaneously, and when ball 3 moved, can regular extrusion backing sheet 6 and compression spring 5 to can make the lubricating oil in the through-hole 21 flow, improve lubricated effect.
The working process is as follows: the outer side of the inner ring 1 is rotatably connected with a ball 3, the ball 3 is used for connecting the inner ring 1 and the outer ring 2 and an intermediate rotating body, the outer side of the ball 3 is rotatably connected with the outer ring 2, the outer side of the ball 3 is provided with a spacing block 4, the spacing block 4 is used for separating adjacent balls 3, a pressure spring 5 is arranged inside the spacing block 4, the end part of the pressure spring 5 is fixedly connected with a support sheet 6, the pressure spring 5 extends outwards to enable the support sheet 6 to be tightly attached to the ball 3, so that the position of the ball 3 can be limited, the rotation of the ball 3 is facilitated, the outer side of the support sheet 6 is rotatably connected with the ball 3, the outer side of the inner ring 1 is fixedly provided with a sealing strip 7, the sealing strip 7 is used for sealing between the inner ring 1 and the outer ring 2 to prevent lubricating oil or lubricating grease from overflowing, the inner side surface of the sealing strip 7 is slidably connected with the outer ring 2, the inner side of the inner ring 1 is provided with an oil filling hole 8, and the inner side of the oil filling hole 8 is fixedly connected with an oil filling nozzle 9 through a thread, the oil filling nozzles 9 are used for adding lubricating oil, the number of the oil filling nozzles 9 is 3, the oil filling nozzles 9 are uniformly distributed on the inner side of the inner ring 1, the arrangement is favorable for improving the convenience of oil filling, meanwhile, the lubricating oil can more uniformly enter a moving surface, the lubricating effect is better, oil filling channels 10 are symmetrically formed in the inner side end part of the oil filling hole 8 in the inner ring 1, the oil filling channels 10 are used for transporting and conducting the lubricating oil, the other end of the oil filling channel 10 is communicated with an inner ring oil duct 11, the inner ring oil duct 11 is used for storing and circulating the lubricating oil, an inner ring raceway 12 is arranged on the outer side of the inner ring oil duct 11, the inner ring raceway 12 is used for facilitating the movement of the ball 3, a plurality of inner ring mounting holes 13 are uniformly formed in the end surface of the inner ring 1, the inner ring mounting holes 13 are used for mounting the inner ring 1, teeth 14 are clamped on the outer side of the outer ring 2, and outer ring raceways 15 are symmetrically formed in the end surface on the inner side end surface of the outer ring 2, the outer ring raceway 15 facilitates movement of the balls 3, an outer ring oil duct 16 is arranged on the inner side of the outer ring raceway 15, the outer ring oil duct 16 is used for storage and circulation of lubricating oil, a plurality of outer ring mounting holes 17 are uniformly arranged on the end surface of the outer ring 2, the outer ring mounting holes 17 are used for mounting the outer ring 2, plugging holes 18 are arranged on the end surface of the inner side of the inner ring 1, the plugging holes 18 are used for mounting the balls 3, plugs 19 are arranged inside the plugging holes 18, the end portions of the plugging holes 18 are communicated with the inner ring raceway 12, the number of the plugging holes 18 is 2, and the plugging holes 18 are symmetrically distributed on the inner side of the inner ring 1 in an up-down staggered mode, so that the installation of the balls 3 and the isolation block 4 is facilitated, meanwhile, the plugging holes 18 are symmetrically distributed in an up-down staggered mode, the overall strength of the inner ring 1 can be improved, the isolation block 4 is arranged in a hollow cylindrical mode, the end portion of the isolation block 4 is provided with a ball socket 20, and the ball socket 20 is used for rotation of the balls 3, the end of the ball socket 20 is provided with a through hole 21, the through hole 21 is connected with the ball sockets 20 on two sides in a penetrating manner, the through hole 21 facilitates installation of the compression spring 5, and meanwhile, the through hole can play a role in oil storage, when the ball 3 moves, the supporting sheet 6 and the compression spring 5 can be extruded regularly, so that lubricating oil in the through hole 21 can flow, and the lubricating effect is improved.
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 (6)
1. The utility model provides a slewing bearing of two raceway structures in area, includes inner circle (1) and outer lane (2), its characterized in that: the inner ring (1) outside is rotated and is connected with ball (3), the ball (3) outside is rotated with outer lane (2) and is connected, the ball (3) outside is equipped with spacing block (4), spacing block (4) inside is equipped with pressure spring (5), pressure spring (5) tip fixedly connected with backing sheet (6), backing sheet (6) outside is rotated with ball (3) and is connected, the inner ring (1) outside is fixed with sealing strip (7), sealing strip (7) medial extremity and outer lane (2) sliding connection.
2. A slewing bearing with a double-raceway structure according to claim 1, wherein: the inner ring (1) is provided with an oil filling hole (8) in the inner side, the oil filling hole (8) is fixedly connected with oil filling nozzles (9) in the inner side through threads, the number of the oil filling nozzles (9) is 3, and the oil filling nozzles (9) are uniformly distributed in the inner side of the inner ring (1).
3. A slewing bearing with a double-raceway structure according to claim 1, wherein: the oil filling device is characterized in that oil filling channels (10) are symmetrically formed in the inner side end portion, located at the oil filling hole (8), of the inner ring (1), the other end of each oil filling channel (10) is communicated with an inner ring oil duct (11), an inner ring roller path (12) is arranged on the outer side of each inner ring oil duct (11), and a plurality of inner ring mounting holes (13) are uniformly formed in the end face of the inner ring (1).
4. A slewing bearing with a double-raceway structure according to claim 1, wherein: the outer ring (2) outside card is equipped with tooth (14), outer ring raceway (15) have been seted up to outer ring (2) medial surface symmetry, and lie in the inboard of outer ring raceway (15) and seted up outer ring oil duct (16), a plurality of outer lane mounting hole (17) have evenly been seted up to outer ring (2) terminal surface.
5. A slewing bearing with a double-raceway structure according to claim 1, wherein: the inner ring (1) is characterized in that plugging holes (18) are formed in the end face of the inner side of the inner ring (1), plugs (19) are arranged inside the plugging holes (18), the end portions of the plugging holes (18) are communicated with the inner ring roller path (12), the number of the plugging holes (18) is 2, and the plugging holes (18) are symmetrically distributed on the inner side of the inner ring (1) in an up-and-down staggered mode.
6. A slewing bearing with a double-raceway structure according to claim 1, wherein: the isolation block (4) is arranged in a hollow cylindrical mode, a ball socket (20) is formed in the end portion of the isolation block (4), a through hole (21) is formed in the end portion of the ball socket (20), and the through hole (21) is connected with the ball sockets (20) on the two sides in a penetrating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023297509.7U CN214274262U (en) | 2020-12-31 | 2020-12-31 | Slewing bearing with double-roller-way structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023297509.7U CN214274262U (en) | 2020-12-31 | 2020-12-31 | Slewing bearing with double-roller-way structure |
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| Publication Number | Publication Date |
|---|---|
| CN214274262U true CN214274262U (en) | 2021-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023297509.7U Active CN214274262U (en) | 2020-12-31 | 2020-12-31 | Slewing bearing with double-roller-way structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033793A (en) * | 2021-10-14 | 2022-02-11 | 马鞍山经纬新能源传动设备有限公司 | Eccentric formula slewing bearing of raceway |
-
2020
- 2020-12-31 CN CN202023297509.7U patent/CN214274262U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033793A (en) * | 2021-10-14 | 2022-02-11 | 马鞍山经纬新能源传动设备有限公司 | Eccentric formula slewing bearing of raceway |
| CN114033793B (en) * | 2021-10-14 | 2024-06-04 | 马鞍山经纬新能源传动设备有限公司 | Raceway eccentric slewing bearing |
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