CN218093890U - Combined bearing with multiple sets of radial rollers and four-point contact balls - Google Patents
Combined bearing with multiple sets of radial rollers and four-point contact balls Download PDFInfo
- Publication number
- CN218093890U CN218093890U CN202221287015.7U CN202221287015U CN218093890U CN 218093890 U CN218093890 U CN 218093890U CN 202221287015 U CN202221287015 U CN 202221287015U CN 218093890 U CN218093890 U CN 218093890U
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- Prior art keywords
- support
- roller
- side roller
- gyro wheel
- point contact
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- 238000007789 sealing Methods 0.000 claims abstract description 24
- 210000004907 gland Anatomy 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 239000011435 rock Substances 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 28
- 238000009434 installation Methods 0.000 description 6
- 239000010687 lubricating oil Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 235000014121 butter Nutrition 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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Abstract
The utility model discloses a multiunit centripetal roller and four-point contact ball combination bearing, relate to the bearing technology field, solve the current bearing and can not bear the overturning moment that brings when axial, radial and equipment rock simultaneously, bearing capacity can not satisfy the technical problem that requires, including side roller, anti-gyro wheel, eccentric cover, support, sealing gland, apron, the eccentric cover has been cup jointed in the outside of support, and one end of this support is connected with the bottom of support, and the other end of this support is connected with sealing gland, install the side roller in the recess at support top, and fix with the apron, install anti-gyro wheel in the outer diameter groove of support upper end, install the third sealing washer in the clearance upper end between this support and the anti-gyro wheel, and the second sealing washer is installed to the clearance lower extreme between support and the anti-gyro wheel; the utility model discloses can bear the overturning moment that axial, radial and equipment brought when rocking simultaneously, satisfy the designing requirement.
Description
Technical Field
The utility model relates to a bearing technical field, more specifically relate to a multiunit entad roller and four-point contact ball combination bearing.
Background
The bearing is a lightweight component in modern mechanical equipment, is mainly used for bearing radial load and certain axial load and is used for reducing the mechanical load friction coefficient of the equipment in the transmission process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the current bearing can not bear the axial simultaneously, radial and equipment when rocking the moment of overturning that brings, bearing capacity can not satisfy the technical problem who requires, the utility model provides a multiunit radial roller and four-point contact ball combination bearing, this combination bearing are used for marine equipment, do and are used for other similar operating mode equipment, and this combination bearing is formed by two sets of radial roller bearings and two sets of four-point contact ball bearing combinations, and two liang of vertically crossing at the bearing centre of gyration can bear the axial simultaneously, radial and equipment when rocking the moment of overturning that brings.
The utility model adopts the technical scheme as follows: the utility model provides a multiunit centripetal roller and four-point contact ball combination bearing, includes side gyro wheel, anti-gyro wheel, eccentric cover, support, sealing gland, apron, eccentric cover has been cup jointed in the outside of support, and the one end of this support is connected with the bottom of support, and the other end and the sealing gland of this support are connected, install the side gyro wheel in the recess at support top to it is fixed with the apron, anti-gyro wheel is installed to the outer diameter inslot of support upper end, and the third sealing washer is installed to the clearance upper end between this support and the anti-gyro wheel, and the second sealing washer is installed to the clearance lower extreme between support and the anti-gyro wheel, and wherein, support and support pass through the second screwed connection to rectify through eccentric cover and support, support interference fit, can be used for adjusting bearing center height when erection equipment, guarantee that the contact is abundant, and the atress is balanced.
The anti-gyro wheel includes stopper, taper pin, anti-gyro wheel holder, anti-gyro wheel outer lane, anti-gyro wheel roller, the outer diameter inslot of support upper end is put into to the anti-gyro wheel roller, the anti-gyro wheel outer lane cup joints on the support of installing the anti-gyro wheel roller, install the anti-gyro wheel holder in the clearance between anti-gyro wheel outer lane and the support, it has the anti-gyro wheel steel ball to fill on the anti-gyro wheel holder, the stopper of packing into in the dress bulb of support, it is fixed to tighten the taper pin, and wherein, in the anti-gyro wheel holder cup joints and puts into the clearance, fills up after the anti-gyro wheel steel ball through the dress bulb, the rethread stopper will adorn the bulb and block up, and is fixed the stopper with the taper pin.
The side roller comprises a side roller outer ring, a mandrel, a side roller retainer and a side roller retainer ring, wherein a side roller is arranged in the side roller outer ring, the side roller retainer is arranged on one side of the side roller, a side roller steel ball is arranged on the side roller retainer, the side roller outer ring is sleeved with the mandrel, and the mandrel and the side roller retainer ring are fastened through the side roller retainer ring, wherein the side roller steel ball can bear radial and axial loads, and the side roller can bear larger radial loads.
The two ends of the mandrel are fastened through the first screws arranged on the cover plate to prevent the mandrel from rolling,
be provided with the oil duct hole in the dabber, this oil duct hole communicates with the oil duct hole of side roller, support respectively, and wherein, the oil duct hole of support communicates with the oil duct hole of anti-gyro wheel roller, support respectively, and the tip in the oil duct hole of this support is provided with the glib talker, refuels conveniently, guarantees that anti-gyro wheel roller and side roller are lubricated abundant.
The two ends of the outer ring of the side roller are provided with first sealing rings, and the first sealing rings are arranged in the grooves of the outer ring of the side roller and are in contact with the cover plate, so that the outflow of lubricating oil is reduced.
And the eccentric sleeve is provided with a stop screw, is fastened with the bracket through the stop screw and is used for adjusting the central height of the bearing and then fastening.
The flange end of the bottom of the support is provided with a partial adjusting washer which is sleeved with the eccentric sleeve, and the axial position of the partial adjusting washer can be adjusted by grinding the thickness of the partial adjusting washer during installation, so that effective contact stress of the side roller bearing is guaranteed.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model is formed by combining two sets of radial roller bearings and two sets of four-point contact ball bearings, the bearing rotation centers are vertically crossed pairwise, the mandrel, the support and the bracket are provided with oil passage holes, the oiling is convenient, and the roller is ensured to be fully lubricated; the support outside is provided with eccentric cover, eccentric cover internal diameter is interference fit with the support external diameter, can be used for adjusting bearing center height when erection equipment, guarantee that the contact is abundant, the atress is balanced, the dabber both ends are provided with the plane, with apron end face contact and use bolted connection, prevent that the dabber from rolling, accessible coping subdivision formula adjusting washer thickness adjustment axial position during the installation, guarantee the effective contact atress of side roller bearing, make the bearing can bear the axial simultaneously, the moment of overturning that brings when radial and equipment rocks.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic view of the enlarged structure of the part A of the present invention;
FIG. 4 is a schematic view of the enlarged structure of the part B of the present invention;
FIG. 5 is a schematic view of the force applied in the installation state of the present invention;
labeled as: 1-side roller outer ring, 2-side roller, 3-first sealing ring, 4-mandrel, 5-plug, 6-cover plate, 7-taper pin, 8-counter roller retainer, 9-first screw, 10-counter roller outer ring, 11-counter roller, 12-second sealing ring, 13-eccentric sleeve, 14-support, 15-support, 16-oil nozzle, 17-part adjusting washer, 18-side roller steel ball, 19-side roller retainer, 20-side roller retainer ring, 21-third sealing ring, 22-counter roller steel ball, 23-second screw, 24-stop screw, 25-sealing gland, 26-third screw and 27-oil channel hole.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1
As shown in fig. 1-4, the present embodiment provides a multi-group centripetal roller and four-point contact ball combined bearing, which includes a side roller, a counter roller, an eccentric sleeve 13, a support 14, a support 15, a seal gland 25, and a cover plate 6, where the eccentric sleeve 13 is sleeved on the outer side of the support 15, one end of the support 15 is connected to the bottom of the support 14, the other end of the support 15 is connected to the seal gland 25, the side roller is installed in a groove at the top of the support 14 and fixed by the cover plate 6, the counter roller is installed in an outer diameter groove at the upper end of the support 14, a third seal ring 21 is installed at the upper end of a gap between the support 14 and the counter roller, and a second seal ring 12 is installed at the lower end of the gap between the support 14 and the counter roller, where the support 14 and the support 15 are connected by a second screw 23 and are corrected by interference fit of the eccentric sleeve 13, the support 14 and the support 15, and can be used for adjusting the center height of the bearing during installation of the device, ensuring sufficient contact, balanced stress, and lubrication, and the bottom of the support 15 is connected to the seal gland 25 by a third screw 26, which facilitates oil injection and disassembly, and when the seal gland 25 is needed, oil injection is opened.
Example 2
On the basis of embodiment 1, the counter roller comprises a plug 5, a taper pin 7, a counter roller retainer 8, a counter roller outer ring 10 and a counter roller 11, the counter roller 11 is placed in an outer diameter groove at the upper end of a support 14, the counter roller outer ring 10 is sleeved on the support 14 provided with the counter roller 11, the counter roller retainer 8 is installed in a gap between the counter roller outer ring 10 and the support 14, a counter roller steel ball 22 is filled on the counter roller retainer 8, the plug 5 is filled in a ball loading hole of the support 14, the taper pin 7 is tightened and fixed, the counter roller retainer 8 is sleeved and placed in the gap, the ball loading hole is blocked by the plug 5 after the counter roller steel ball 22 is filled in the ball loading hole, and the plug 5 is fixed by the taper pin 7.
Example 3
On the basis of embodiment 1, the side roller comprises a side roller outer ring 1, a mandrel 4, a side roller retainer 19 and a side roller retainer ring 20, wherein a side roller 2 is installed in the side roller outer ring 1, the side roller retainer 19 is installed on one side of the side roller 2, a side roller steel ball 18 is installed on the side roller retainer 19, the side roller outer ring 1 is sleeved with the mandrel 4, and the mandrel 4 and the side roller retainer ring 19 are fastened through the side roller retainer ring 20, wherein the side roller steel ball 18 can bear radial and axial loads, and the side roller 2 can bear larger radial loads.
Example 4
On the basis of the embodiment 3, the two ends of the mandrel 4 are fastened through the first screws 9 arranged on the cover plate 6, the mandrel 4 is prevented from rolling,
example 5
On the basis of embodiment 4, an oil passage hole 27 is formed in the mandrel 4, the oil passage hole 27 is respectively communicated with the side roller 2 and the oil passage hole 27 of the support 14, wherein the oil passage hole 27 of the support 14 is respectively communicated with the counter roller 11 and the oil passage hole 27 of the bracket 15, and the oil nipple 16 is arranged at the end part of the oil passage hole 27 of the bracket 15, so that the oil can be conveniently added, and the counter roller 11 and the side roller 2 can be fully lubricated.
Example 6
On the basis of embodiment 3, first sealing rings 3 are arranged at two ends of the side roller outer ring 1, and the first sealing rings 3 are arranged in grooves of the side roller outer ring 1 and are in contact with the cover plate 6, so that the outflow of lubricating oil is reduced.
Example 7
On the basis of embodiment 1, a stop screw 24 is arranged on the eccentric sleeve 13, and the eccentric sleeve 13 is fastened with the bracket 15 through the stop screw 24 and is used for adjusting the center height of the bearing and then fastening.
Example 8
On the basis of the embodiment 1, the flange end at the bottom of the bracket 15 is provided with a partial adjusting washer 17, the partial adjusting washer 17 is sleeved with the eccentric sleeve 13, and the axial position can be adjusted by grinding the thickness of the partial adjusting washer during installation, so that effective contact stress of the side roller bearing is ensured.
The utility model discloses a theory of operation does: the utility model discloses an installation order does:
1. placing the bracket 15 in the direction shown in fig. 5, hot-fitting the eccentric sleeve 13 on the bracket 15, installing a stop screw 24 for fixing, installing the bracket 14, tightening a second screw 23, fixedly connecting the bracket 14 with the bracket 15, placing the counter roller 11 in an outer diameter groove of the bracket 14, installing the counter roller outer ring 10 after fixing by using butter, installing a third sealing ring 21, installing the counter roller retainer 8 from the gap between the counter roller outer ring 10 and the bracket 14, installing a counter roller steel ball 22 through a ball installing hole of the bracket 14, installing the plug 5 after filling the steel ball, and tightening the taper pin 7 for fixing;
2. assembling side rollers: the side roller 2 is placed in the side roller outer ring 1, fixed by butter and then penetrates through the mandrel 4, the side roller steel ball 18 and the retainer are arranged, the side roller retainer ring 20 is arranged, and the first sealing ring 3 is arranged;
3. putting the assembled side roller into a groove of a support 14, enabling two end planes of a mandrel 4 to coincide with the groove plane of the support 14, installing an end cover, tightening a first screw 9 for fixing, installing a second sealing ring 12 between the inner side of the bottom of an outer ring 10 of the counter roller and the support 14, installing a nozzle 16 into an oil passage hole 27 of a support 15 and injecting oil, finally installing a sealing gland 25 and tightening a third screw 26, wherein the oil passage hole 27 of the mandrel 4 is communicated with the oil passage hole 27 of the support 15 through the oil passage hole 27 of the support 14, the oil passage hole 27 of the mandrel 4 is communicated with the side roller 2, the oil passage hole 27 of the support 14 is communicated with the counter roller 11, and lubricating oil is supplied to the side roller 2 and the counter roller 11 through injecting oil on the nozzle 16 of the oil passage hole 27 of the support 15.
Claims (8)
1. The utility model provides a multiunit centripetal roller and four-point contact ball combination bearing, includes side gyro wheel, anti-gyro wheel, eccentric cover (13), support (14), support (15), gland (25), apron (6), its characterized in that, eccentric cover (13) have been cup jointed in the outside of support (15), and the one end of this support (15) is connected with the bottom of support (14), and the other end and gland (25) of this support (15) are connected, install the side gyro wheel in the recess at support (14) top to it is fixed with apron (6), anti-gyro wheel is installed to the outer diameter inslot of support (14) upper end, and third sealing washer (21) are installed to the clearance upper end between this support (14) and the anti-gyro wheel, and second sealing washer (12) are installed to the clearance lower extreme between support (14) and the anti-gyro wheel.
2. The combined bearing with the multiple groups of centripetal rollers and four-point contact balls according to claim 1, wherein the counter roller comprises a plug (5), a taper pin (7), a counter roller holder (8), a counter roller outer ring (10) and a counter roller (11), the counter roller (11) is placed in an outer diameter groove at the upper end of the support (14), the counter roller outer ring (10) is sleeved on the support (14) provided with the counter roller (11), the counter roller holder (8) is installed in a gap between the counter roller outer ring (10) and the support (14), the counter roller holder (8) is filled with a counter roller steel ball (22), the plug (5) is installed in a ball installing hole of the support (14), and the taper pin (7) is tightened for fixation.
3. The bearing assembly of multiple sets of centripetal rollers and four-point contact balls according to claim 1, wherein the side roller comprises a side roller outer ring (1), a mandrel (4), a side roller retainer (19) and a side roller retainer ring (20), the side roller outer ring (1) is internally provided with the side roller (2), one side of the side roller (2) is provided with the side roller retainer ring (19), the side roller retainer ring (19) is provided with the side roller steel ball (18), the side roller outer ring (1) is sleeved with the mandrel (4), and the mandrel (4) and the side roller retainer ring (19) are fastened through the side roller retainer ring (20).
4. A multi-set centripetal roller and four-point contact ball combined bearing according to claim 3, wherein both ends of said mandrel (4) are fastened by means of first screws (9) provided on the cover plate (6).
5. The multi-group centripetal roller and four-point contact ball combined bearing according to claim 4, wherein an oil duct hole (27) is formed in the mandrel (4), the oil duct hole (27) is respectively communicated with the side roller (2) and the oil duct hole (27) of the support (14), the oil duct hole (27) of the support (14) is respectively communicated with the counter roller (11) and the oil duct hole (27) of the bracket (15), and an oil nozzle (16) is arranged at the end part of the oil duct hole (27) of the bracket (15).
6. A multi-group centripetal roller and four-point contact ball combined bearing according to claim 3, wherein the two ends of the side roller outer ring (1) are provided with first sealing rings (3), and the first sealing rings (3) are arranged in the grooves of the side roller outer ring (1) and are in contact with the cover plate (6).
7. A multi-group centripetal roller and four-point contact ball combined bearing according to claim 1, wherein a stop screw (24) is arranged on said eccentric sleeve (13), and said eccentric sleeve (13) is fastened with a bracket (15) by said stop screw (24).
8. A multi-set centripetal roller and four-point contact ball combined bearing according to claim 1, wherein the flange end of the bottom of said bracket (15) is provided with a partial adjusting washer (17), said partial adjusting washer (17) is sleeved with the eccentric sleeve (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221287015.7U CN218093890U (en) | 2022-05-25 | 2022-05-25 | Combined bearing with multiple sets of radial rollers and four-point contact balls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221287015.7U CN218093890U (en) | 2022-05-25 | 2022-05-25 | Combined bearing with multiple sets of radial rollers and four-point contact balls |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218093890U true CN218093890U (en) | 2022-12-20 |
Family
ID=84461910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221287015.7U Expired - Fee Related CN218093890U (en) | 2022-05-25 | 2022-05-25 | Combined bearing with multiple sets of radial rollers and four-point contact balls |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218093890U (en) |
-
2022
- 2022-05-25 CN CN202221287015.7U patent/CN218093890U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221220 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |