CN215762805U - Precise slewing bearing assembly - Google Patents
Precise slewing bearing assembly Download PDFInfo
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- CN215762805U CN215762805U CN202120295564.8U CN202120295564U CN215762805U CN 215762805 U CN215762805 U CN 215762805U CN 202120295564 U CN202120295564 U CN 202120295564U CN 215762805 U CN215762805 U CN 215762805U
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- inner ring
- oil
- outer ring
- strip
- slewing bearing
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Abstract
The utility model belongs to the technical field of slewing bearings, and particularly relates to a precision slewing bearing assembly which comprises an outer ring, an inner ring, a roller mechanism and a ball arraying mechanism, wherein the inner ring is arranged inside the outer ring, the roller mechanism is arranged at the joint of the inner ring and the outer ring, the ball arraying mechanism is arranged at the bottom of the roller mechanism, a sealing strip is clamped inside the outer ring, the inner ring is clamped inside the sealing strip, an outer ring mounting hole is formed in the upper surface of the outer ring, an inner ring mounting hole is formed in the upper surface of the inner ring, an oil nozzle is fixedly arranged on the inner surface of the inner ring, and an oil drain plug is fixedly arranged on the side surface of the oil nozzle. According to the precise slewing bearing assembly, the roller mechanism and the ball arraying mechanism are arranged at the joint of the inner ring and the outer ring and are matched with the sealing belt, so that the inner ring and the outer ring are not in direct contact, the friction force between the inner ring and the outer ring is reduced, the engine oil is conveniently added, and the service life of the slewing bearing is prolonged.
Description
Technical Field
The utility model relates to the technical field of slewing bearings, in particular to a precision slewing bearing assembly.
Background
The slewing bearing is a large bearing capable of bearing comprehensive load, can simultaneously bear larger axial and radial loads and overturning moment, and is an important transmission part required by machinery which needs to do relative slewing motion between two objects and simultaneously bear axial force, radial force and overturning moment.
With the rapid development of the mechanical industry, the slewing bearing is widely applied to the industries of ship equipment, engineering machinery, light industrial machinery, metallurgical machinery, medical machinery, industrial machinery and the like, and the existing slewing bearing has the defects of large rotating friction of an inner ring and an outer ring and inconvenience in adding engine oil, so that the service life is influenced.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a precision slewing bearing assembly that solves the problems set forth above in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: the precision slewing bearing assembly comprises an outer ring, an inner ring, a roller mechanism and a ball arraying mechanism, wherein the inner ring is arranged in the outer ring, the roller mechanism is arranged at the joint of the inner ring and the outer ring, and the ball arraying mechanism is arranged at the bottom of the roller mechanism.
The roller mechanism is composed of a cylindrical groove, a strip-shaped belt, a mounting column and a roller, wherein the cylindrical groove is formed in the joint of the inner ring and the outer ring, the strip-shaped belt is fixedly mounted inside the cylindrical groove, the mounting column is fixedly mounted on the side face of the strip-shaped belt, and the roller is fixedly mounted on one side, far away from the strip-shaped belt, of the mounting column.
The ball arraying mechanism is composed of a strip-shaped groove, isolating blocks and rolling balls, the strip-shaped groove is formed in the bottom of the cylindrical groove, the isolating blocks are fixedly installed inside the strip-shaped groove, and the rolling balls are connected to the side faces of the isolating blocks in a sliding mode.
Preferably, the sealing strip is clamped inside the outer ring, the inner ring is clamped inside the sealing strip, an outer ring mounting hole is formed in the upper surface of the outer ring, an inner ring mounting hole is formed in the upper surface of the inner ring, the oil nipple is fixedly mounted on the inner surface of the inner ring, and the oil drain plug is fixedly mounted on the side surface of the oil nipple.
Preferably, the glib talker comprises fastening gear, external tooth, oil feed passageway, first fixture block, second fixture block, internal tooth, the internal surface of inner circle is seted up to the oil feed passageway, the left side fixed mounting of oil feed passageway has first fixture block, the right side fixed mounting of oil feed passageway has the second fixture block, the external fixed mounting of oil feed passageway has the internal tooth, the outside joint of internal tooth has the external tooth, fastening gear fixed mounting is in the outside of external tooth.
Preferably, the oil drain plug consists of a plug and a pull block, the plug is fixedly arranged on the inner surface of the inner ring, and the pull block is fixedly connected to the side surface of the plug.
Preferably, the rollers are distributed in the cylindrical groove at equal intervals, and the isolation blocks and the rolling balls are distributed in the strip-shaped groove at intervals.
Preferably, the number of the oil nozzles is four, four oil nozzles are fixedly installed on the inner surface of the inner ring at equal intervals, the number of the oil plugs is four, and four oil plugs are fixedly installed on the side surfaces of the oil nozzles at equal intervals.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the precision slewing bearing assembly, the roller mechanism and the ball arraying mechanism are arranged at the joint of the inner ring and the outer ring, when the inner ring and the outer ring rotate to generate friction, the roller mechanism can convert friction force into sliding friction between the roller and the outer ring, the ball arraying mechanism can convert friction force into sliding friction between the roller and the outer ring, and the roller mechanism and the ball arraying mechanism are matched with a sealing belt, so that the inner ring and the outer ring are not in direct contact, the friction between the inner ring and the outer ring is reduced, and the service life of the slewing bearing is prolonged.
2. This precision slewing bearing subassembly through installing glib and oil drain plug, after this slewing bearing installation, can through with purpose-made nozzle card connect on first fixture block and second fixture block, add the junction of inner circle and outer lane with machine oil through the oil feed passageway, reduce the friction of inner circle and outer lane, when machine oil is full, can draw the piece through the pulling and pull the jam and pull out, make machine oil flow out from the oil drain plug, it is convenient to add machine oil, has also improved slewing bearing's life.
Drawings
FIG. 1 is a top view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of the roller mechanism of the present invention;
FIG. 4 is a schematic view of the oil drain plug of the present invention;
FIG. 5 is a schematic view of the nozzle tip of the present invention;
fig. 6 is an enlarged schematic view of a portion a in fig. 5.
In the figure: the device comprises an outer ring 1, an outer ring 2, a rack 3, a sealing belt 3, an inner ring 4, an outer ring 5, an inner ring 6, a nozzle 7, a 701 fastening gear, external teeth 702, an oil inlet channel 703, a first fixture block 704, a second fixture block 705, internal teeth 706, an oil drain plug 8, a plug 801, a pull block 802, a roller mechanism 9, a cylindrical groove 901, a strip-shaped belt 902, an installation column 903, a roller 904, a ball mechanism 10, a strip-shaped groove 1001, a separating block 1002 and a rolling ball 1003.
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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a precision slewing bearing assembly comprises an outer ring 1, an inner ring 4, a roller mechanism 9 and a ball arraying mechanism 10, wherein the inner ring 4 is arranged inside the outer ring 1, the roller mechanism 9 is arranged at the joint of the inner ring 4 and the outer ring 1, and the ball arraying mechanism 10 is arranged at the bottom of the roller mechanism 9.
The roller mechanism 9 is composed of a cylindrical groove 901, a strip-shaped belt 902, an installation column 903 and a roller 904, the cylindrical groove 901 is arranged at the joint of the inner ring 4 and the outer ring 1, the strip-shaped belt 902 is fixedly installed inside the cylindrical groove 901, the installation column 903 is fixedly installed on the side surface of the strip-shaped belt 902, the roller 904 is fixedly installed on one side of the installation column 903 far away from the strip-shaped belt 902, the ball-arranging mechanism 10 is composed of a strip-shaped groove 1001, a separation block 1002 and a rolling ball 1003, the strip-shaped groove 1001 is arranged at the bottom of the cylindrical groove 901, the separation block 1002 is fixedly installed inside the strip-shaped groove 1001, the rolling ball 1003 is slidably connected to the side surface of the separation block 1002, the rollers 904 are equidistantly distributed inside the cylindrical groove 901, the separation block 1002 and the rolling ball 1003 are equidistantly distributed inside the strip-shaped groove 1001, the roller mechanism 9 and the ball-arranging mechanism 10 are installed at the joint of the inner ring 4 and the outer ring 1, when the inner ring 4 and the outer ring 1 rotate to generate friction, the roller mechanism 9 can convert the friction force into the sliding friction between the rollers 904 and the outer ring 1, the ball arraying mechanism 10 can convert the friction force into the sliding friction between the rollers 904 and the outer ring 1, and the roller mechanism 9 and the ball arraying mechanism 10 are matched with the sealing belt 3, so that the inner ring 4 is not in direct contact with the outer ring 1, the friction force between the inner ring 4 and the outer ring 1 is reduced, and the service life of the slewing bearing is prolonged.
The oil nozzle 7 is composed of a fastening gear 701, an outer tooth 702, an oil inlet channel 703, a first fixture block 704, a second fixture block 705 and an inner tooth 706, the oil inlet channel 703 is arranged on the inner surface of the inner ring 4, the left side of the oil inlet channel 703 is fixedly provided with the first fixture block 704, the right side of the oil inlet channel 703 is fixedly provided with the second fixture block 705, the outer surface of the oil inlet channel 703 is fixedly provided with the inner tooth 706, the outer part of the inner tooth 706 is clamped with the outer tooth 702, the fastening gear 701 is fixedly arranged on the outer part of the outer tooth 702, the oil drain plug 8 is composed of a plug 801 and a pull block 802, the plug 801 is fixedly arranged on the inner surface of the inner ring 4, the pull block 802 is fixedly connected to the side surface of the plug 801, the number of the oil nozzle 7 is four, the four oil nozzles 7 are fixedly arranged on the inner surface of the inner ring 4 at equal intervals, the number of the oil plugs 8 is four oil plugs 8 are fixedly arranged on the side surface of the oil nozzle 7 at equal intervals, and the oil drain plug 8 are arranged, after the slewing bearing is installed, a specially-made oil filling gun port is clamped on the first clamping block 704 and the second clamping block 705, engine oil is added to the joint of the inner ring 4 and the outer ring 1 through the oil inlet channel 703, friction between the inner ring 4 and the outer ring 1 is reduced, when the engine oil is filled, the plug 801 can be pulled out by pulling the pull block 802, the engine oil flows out of the oil drain plug 8, the engine oil is convenient to add, and the service life of the slewing bearing is prolonged.
When the oil filling device is used, firstly, the roller mechanism 9 and the ball arraying mechanism 10 are installed at the connecting part of the inner ring 4 and the outer ring 1, then the sealing band 3 is sleeved outside the inner ring 4, then the inner ring 4 and the outer ring 1 are connected through a pipeline, when the inner ring 4 and the outer ring 1 rotate to generate friction, the roller mechanism 9 can convert the friction force into the sliding friction between the roller 904 and the outer ring 1, the ball arraying mechanism 10 can convert the friction force into the sliding friction between the roller 904 and the inner ring 1, the roller mechanism 9 and the ball arraying mechanism 10 are matched with the sealing band 3, so that the inner ring 4 and the outer ring 1 are not in direct contact, the friction between the inner ring 4 and the outer ring 1 is reduced, a specially-made oil filling gun port is clamped on the first clamping block 704 and the second clamping block 705, oil is added into the connecting part of the inner ring 4 and the outer ring 1 through the oil inlet channel 703, the friction between the inner ring 4 and the outer ring 1 is reduced, when the oil is filled, the plug 801 can be pulled out through pulling block 802, the oil is caused to flow out of the drain plug 8.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a precision slewing bearing subassembly, includes outer lane (1), inner circle (4), roller mechanism (9) and row ball mechanism (10), its characterized in that: the inner ring (4) is arranged inside the outer ring (1), the roller mechanism (9) is arranged at the joint of the inner ring (4) and the outer ring (1), and the ball arraying mechanism (10) is arranged at the bottom of the roller mechanism (9);
the roller mechanism (9) is composed of a cylindrical groove (901), a strip-shaped belt (902), a mounting column (903) and a roller (904), the cylindrical groove (901) is formed in the joint of the inner ring (4) and the outer ring (1), the strip-shaped belt (902) is fixedly mounted inside the cylindrical groove (901), the mounting column (903) is fixedly mounted on the side surface of the strip-shaped belt (902), and the roller (904) is fixedly mounted on one side, far away from the strip-shaped belt (902), of the mounting column (903);
the ball arraying mechanism (10) is composed of a strip-shaped groove (1001), an isolation block (1002) and rolling balls (1003), wherein the strip-shaped groove (1001) is formed in the bottom of a cylindrical groove (901), the isolation block (1002) is fixedly installed in the strip-shaped groove (1001), and the rolling balls (1003) are connected to the side face of the isolation block (1002) in a sliding mode.
2. A precision slewing bearing assembly according to claim 1, wherein: the inside joint of outer lane (1) has sealing band (3), inner circle (4) joint in the inside of sealing band (3), outer lane mounting hole (5) have been seted up to the upper surface of outer lane (1), inner circle mounting hole (6) have been seted up to the upper surface of inner circle (4), the internal fixed surface of inner circle (4) installs glib talker (7), the side fixed mounting of glib talker (7) has drain plug (8).
3. A precision slewing bearing assembly according to claim 2, wherein: glib (7) comprise fastening gear (701), external tooth (702), oil feed passageway (703), first fixture block (704), second fixture block (705), internal tooth (706), the internal surface in inner circle (4) is seted up in oil feed passageway (703), the left side fixed mounting of oil feed passageway (703) has first fixture block (704), the right side fixed mounting of oil feed passageway (703) has second fixture block (705), the external fixed mounting of oil feed passageway (703) has internal tooth (706), the outside joint of internal tooth (706) has external tooth (702), fastening gear (701) fixed mounting is in the outside of external tooth (702).
4. A precision slewing bearing assembly according to claim 2, wherein: the oil drain plug (8) is composed of a plug (801) and a pull block (802), the plug (801) is fixedly installed on the inner surface of the inner ring (4), and the pull block (802) is fixedly connected to the side face of the plug (801).
5. A precision slewing bearing assembly according to claim 1, wherein: the rollers (904) are distributed in the cylindrical groove (901) at equal intervals, and the isolating blocks (1002) and the rolling balls (1003) are distributed in the strip-shaped groove (1001) at intervals.
6. A precision slewing bearing assembly according to claim 2, wherein: the number of the oil nozzles (7) is four, the four oil nozzles (7) are fixedly installed on the inner surface of the inner ring (4) at equal intervals, the number of the oil plugs (8) is four, and the four oil plugs (8) are fixedly installed on the side surfaces of the oil nozzles (7) at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120295564.8U CN215762805U (en) | 2021-02-02 | 2021-02-02 | Precise slewing bearing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120295564.8U CN215762805U (en) | 2021-02-02 | 2021-02-02 | Precise slewing bearing assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215762805U true CN215762805U (en) | 2022-02-08 |
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ID=80071841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120295564.8U Active CN215762805U (en) | 2021-02-02 | 2021-02-02 | Precise slewing bearing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215762805U (en) |
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2021
- 2021-02-02 CN CN202120295564.8U patent/CN215762805U/en active Active
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20220907 Address after: Wangjiatun, Gaochi Village, Pingxin Town, Pingfang District, Harbin City, Heilongjiang Province, 150000 Patentee after: Harbin Guancheng Machinery Manufacturing Co.,Ltd. Address before: 313200 no.5-86, 926 Changhong East Street, Fuxi street, Deqing County, Huzhou City, Zhejiang Province (Moganshan international high tech Zone) Patentee before: Huzhou boxing Technology Co.,Ltd. |