CN213744483U - Deep groove ball bearing - Google Patents
Deep groove ball bearing Download PDFInfo
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- CN213744483U CN213744483U CN202022301254.0U CN202022301254U CN213744483U CN 213744483 U CN213744483 U CN 213744483U CN 202022301254 U CN202022301254 U CN 202022301254U CN 213744483 U CN213744483 U CN 213744483U
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Abstract
The application relates to a deep groove ball bearing, which comprises an inner ring, an outer ring, a ball positioned between the inner ring and the outer ring, a retainer positioned at two sides of the ball, and a support ring positioned at the outer side of the retainer, wherein a connecting rod is arranged between the retainer and the support ring, the side wall of the inner ring is provided with a locking mechanism, the locking mechanism comprises an installation seat, a rotary rod, a locking column and a first compression spring, the installation seat is arranged at the inner side of the support ring, the side wall of the inner ring is provided with an insertion groove for the installation seat to be placed, one end of the installation seat close to the support ring is provided with an installation groove penetrating out of the side wall of the support ring, the rotary rod is inserted in the installation groove, the locking column is arranged at the side wall of the rotary rod, the installation seat is provided with a through hole for the locking column to penetrate out, the first compression spring drives the locking column to move towards the direction of the rotary rod, the side wall of the rotary rod is provided with a telescopic groove for the locking column to slide, the locking column can be extended and retracted in the through hole when sliding in the telescopic groove. The bearing assembling and disassembling device has the advantages of being convenient to assemble or disassemble a bearing and the like.
Description
Technical Field
The application relates to the technical field of bearings, in particular to a deep groove ball bearing.
Background
The present single-row radial ball bearing is characterized by small friction resistance and high rotation speed, and can be used on the machine parts bearing radial load or combined load acted simultaneously in radial and axial directions, and also can be used on the machine parts bearing axial load.
The prior patent publication number: CN203926376U "deep groove ball bearing" discloses a deep groove ball bearing, including inner circle, outer lane, holder and be located the steel ball between inner circle and the outer lane, inner circle and outer lane junction both sides all are equipped with annular brace ring and annular seal, and the sealing washer is located between brace ring and the steel ball, and the cavity intussuseption between sealing washer and the steel ball is filled with high temperature resistant grease, the outer lane lateral wall seted up and be the interpolation hole of right angle form, the entrance point of interpolation hole install the end cap, the exit end of interpolation hole communicates in the cavity between sealing washer and the steel ball, the inner wall threaded connection of brace ring and outer lane, the brace ring inboard have annular lug, the inner circle outside annular recess has, the lug embedding in the recess.
In view of the above related technologies, the inventor believes that after the deep groove ball bearing works for a long time, steel balls inside the bearing and inner and outer rings of the bearing are abraded, so that the inner and outer rings of the bearing are radially deviated, the working effect of a workpiece fixed on the inner or outer ring of the bearing is affected, the universal bearing structure is not easy to disassemble, and finally, the whole bearing can be recycled and reworked.
SUMMERY OF THE UTILITY MODEL
In order to conveniently replace parts of a bearing and reduce use cost, the deep groove ball bearing is provided.
The above object of the present application is achieved by the following technical solutions:
a deep groove ball bearing comprises an inner ring, an outer ring, balls positioned between the inner ring and the outer ring, retainers positioned on two sides of the balls and a support ring positioned between the inner ring and the outer ring and positioned on the outer side of the retainers, wherein a connecting rod is arranged between the retainers and the support ring, a locking mechanism is arranged on the side wall of the inner ring and comprises an installation seat, a rotating rod, a locking column and a first compression spring, the installation seat is arranged on the inner side of the support ring, the side wall of the inner ring is provided with an insertion groove for the installation seat to be placed, one end of the installation seat close to the support ring is provided with an installation groove penetrating through the side wall of the support ring, the rotating rod is inserted in the installation groove, the locking column is arranged on the side wall of the rotating rod, the installation seat is provided with a through hole for the locking column to penetrate through, the inner ring is in the inserting groove side wall is provided with a locking hole corresponding to the through hole, the first compression spring is sleeved on the side wall of the locking column, the first compression spring drives the locking column to move towards the direction of the rotary rod, the side wall of the rotary rod is provided with a telescopic groove for the sliding of the locking column, and the locking column can stretch and retract in the through hole when sliding in the telescopic groove.
By adopting the technical scheme, when the bearing is installed, firstly, the ball is placed between the inner ring and the outer ring, because the outer side wall of the support ring is inserted into the annular groove of the outer ring through the connecting rod between the retainer and the support frame, then the inner side of the support ring is fixed on the side wall of the inner ring through the locking mechanism, so that the ball is fixed between the retainers, the bearing can normally work, after the working time of the bearing is long, when the parts in the bearing need to be replaced, only the rotating rod needs to rotate in the mounting groove, the locking column slides in the telescopic groove, so that the locking column can be penetrated out or contracted in the through hole, when the locking column is penetrated out, one end of the locking groove is inserted into the locking hole of the inserting groove, so that the support frame can not be separated from the inserting groove of the inner ring, when the support frame needs to be detached to replace the parts in the bearing, through rotatory rotary rod, make the locking post at flexible inslot sliding, under first compression spring's effect, let the locking post be close to the central line of rotary rod to make the locking post from the downthehole roll-off of locking, just so can make the lock ring take out from the lateral wall of inner circle, just so conveniently change the part of bearing, reduced use cost.
Preferably, the outer ring lateral wall just is close to the ladder groove has been seted up to inner circle one side, the outer lane is in the annular has been seted up to the lateral wall in ladder groove, the outside of lock ring peg graft in the annular.
By adopting the technical scheme, before the inner side of the support ring is locked, the outer side end of the support ring is inserted into the annular groove of the outer ring, and then the inner side of the support ring is fixed on the outer side of the inner ring through the locking mechanism, so that the inner ring and the outer ring can be fixed on the same plane, the phenomenon of left-right shaking is prevented, and the stability of the bearing is improved.
Preferably, the connecting rod includes slide bar and dead lever, the confession has been seted up to dead lever one end the groove that slides that slide bar slided, dead lever outside cover is equipped with second compression spring.
Through adopting above-mentioned technical scheme, the pole that slides slips in the groove that slides of dead lever, when the retainer contacts the ball, can have the distance of a buffering, under second compression spring's effect for the retainer withstands the ball always, can make the ball evenly distributed between inner circle and outer lane, prevents that the ball from breaking away from, has improved the practicality of bearing.
Preferably, the side wall of the sliding rod is provided with a convex block, and the side wall of the fixed rod is provided with a long groove for the convex block to slide.
Through adopting above-mentioned technical scheme, at the in-process of installation holder and lock ring, prevent that holder and lock ring from taking place to break away from, further improved the work efficiency when installing the bearing.
Preferably, the side wall of the locking column is provided with a limiting block, and the side wall of the insertion groove of the inner ring is provided with a limiting groove for clamping the limiting block.
Through adopting above-mentioned technical scheme, at the in-process of bearing work, through the joint cooperation of stopper and spacing groove, can prevent that the locking post from taking place to rotate to can not make the locking post break away from in the locking hole, just so can not let the lock ring take place to break away from with the inner circle, improved locking mechanical system's stability.
Preferably, the outer end of the rotating rod is provided with an alignment arrow, and the arrow is positioned outside the inner ring.
By adopting the technical scheme, the telescopic groove of the rotary rod in the locking mechanism is matched with the locking column in a sliding manner, the locking column slides in the through hole, when the rotary column rotates and the alignment arrow corresponds to the positioning arrow, the locking mechanism is fixed with the inner ring, and the accuracy of the locking mechanism is improved.
Preferably, the support ring is provided with a ring block at one side close to the outer ring, and the side wall of the outer ring is provided with a groove for the ring block to slide.
Through adopting above-mentioned technical scheme, the cooperation of sliding of ring piece and recess, the area of contact of multiplicable lock ring and outer lane to can seal the lubricating oil between inner circle and the outer lane, prevent that lubricating oil from leaking from the inside, keep the volume of inside lubricating oil unchangeable, improve the life of bearing.
Preferably, the outer end of the rotating rod is rotatably provided with a handle.
Through adopting above-mentioned technical scheme, when needing to dismantle the lock ring, as long as set up in the column spinner outside through the handle rotation, be fixed in the column spinner outside with the handle, then through pulling the handle for the mount pad of lock ring breaks away from in the inserting groove of inner circle, thereby has realized the dismantlement of bearing part, has further improved the work efficiency who dismantles the bearing.
To sum up, the beneficial technical effect of this application does:
1. the ball is placed between the inner ring and the outer ring, the outer side wall of the support ring is inserted into the annular groove of the outer ring due to the connecting rod between the retainer and the support frame, then the inner side of the support ring is fixed on the side wall of the inner ring through the locking mechanism, so that the ball is fixed between the retainers, the bearing can normally work, after the working time of the bearing is long, when the parts inside the bearing need to be replaced, only the locking mechanism needs to be loosened, the inner side of the support frame is separated from the side wall of the inner ring, and then the support frame is separated from the annular groove of the outer ring, so that the parts of the bearing can be conveniently replaced;
2. the sliding rod slides in the sliding groove of the fixed rod, a buffering distance can be reserved when the retainer contacts the balls, the retainer always supports against the balls under the action of the second compression spring, the balls can be uniformly distributed between the inner ring and the outer ring, the balls are prevented from being separated, and the practicability of the bearing is improved;
3. the sliding fit of the ring block and the groove can increase the contact area between the support ring and the outer ring, so that lubricating oil between the inner ring and the outer ring can be sealed, the lubricating oil is prevented from leaking from the inside, the amount of the internal lubricating oil is kept unchanged, and the service life of the bearing is prolonged.
Drawings
FIG. 1 is an exploded schematic view of a bearing;
FIG. 2 is a schematic cross-sectional view of a bearing;
FIG. 3 is an enlarged view taken at A in FIG. 2;
fig. 4 is an exploded schematic view of the locking mechanism.
In the figure: 1. an inner ring; 2. an outer ring; 3. a ball bearing; 4. a holder; 5. a support ring; 6. A stepped groove; 7. a ring groove; 8. connecting grooves; 9. a locking mechanism; 10. a mounting seat; 11. rotating the rod; 12. a locking post; 13. a first compression spring; 14. inserting grooves; 15. mounting grooves; 16. a telescopic groove; 17. perforating; 18. a locking hole; 19. a limiting groove; 20. a limiting block; 21. aligning an arrow; 22. positioning an arrow; 23. a thread groove; 24. a handle; 25. a connecting rod; 26. a slide bar; 27. fixing the rod; 28. a sliding groove; 29. a second compression spring; 30. a bump; 31. a long groove; 32. a ring block; 33. and (4) a groove.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
Referring to fig. 1, the deep groove ball bearing comprises an inner ring 1, an outer ring 2, balls 3 positioned between the inner ring 1 and the outer ring 2, a retainer 4 positioned at two sides of the balls 3, and a support ring 5 positioned between the inner ring 1 and the outer ring 2 and positioned at the outer side of the retainer 4.
Referring to fig. 2, an inherent connecting rod 25 is welded between the holder 4 and the support ring 5, a stepped groove 6 is formed in the side wall of the outer ring 2 and on the side close to the inner ring 1, a ring groove 7 is formed in the side wall of the stepped groove 6 of the outer ring 2, the outer side of the support ring 5 is inserted into the ring groove 7, and a connecting groove 8 is formed in the outer side of the inner ring 1 and on the side close to the outer ring 2. The stepped groove 6 and the connecting groove 8 may make the outer side of the support ring 5 flush with the outer side of the bearing. The side wall of the inner ring 1 is provided with a locking mechanism 9, and the locking mechanism 9 fixes the inner end of the support ring 5 on the side wall of the inner ring 1.
Referring to fig. 3 and 4, the locking mechanism 9 includes a mounting seat 10, a rotating rod 11, a locking post 12 and a first compression spring 13, the mounting seat 10 is welded and fixed inside the supporting ring 5, an insertion groove 14 for the mounting seat 10 to be placed is formed on a side wall of the inner ring 1, a mounting groove 15 is formed at one end of the mounting seat 10 close to the supporting ring 5, the mounting groove 15 penetrates through the side wall of the supporting ring 5 and is communicated with the outside, the rotating rod 11 is inserted into the mounting groove 15, an outer end of the rotating rod 11 is flush with an outer end of the supporting ring 5, a telescopic groove 16 with a symmetrical central axis is formed on the side wall of the rotating rod 11, one end of the telescopic groove 16 is opposite to the other end, the depth of the telescopic groove 16 is from shallow to deep, the locking post 12 is radially placed in the telescopic groove 16, the mounting seat 10 is provided with a through hole 17 for the locking post 12 to penetrate through, a ring is integrally fixed at one end of the locking post 12 close to the rotating post, the mounting seat 10 is provided with a deep groove coaxial with the through hole 17 at one end close to the rotating rod 11, the ring slides in the deep groove, a first compression spring 13 is arranged between the ring and the bottom wall of the deep groove, the first compression spring 13 can drive the locking column 12 to move towards the rotating rod 11, and the inner ring 1 is provided with a locking hole 18 corresponding to the through hole 17 on the side wall of the insertion groove 14.
Two limiting grooves 19 with symmetrical central axes are formed in the side wall of the insertion groove 14 of the inner ring 1, the deepest part and the shallowest part of the two limiting grooves 19 and the telescopic groove 16 respectively correspond to each other, limiting blocks 20 with symmetrical central axes are fixedly welded on the side wall of the locking column 12, and the central angles of the two pairs of limiting grooves 19 are equal to the central angle of the telescopic groove 16. When the locking post 12 is inserted into the locking hole 18, the limiting block 20 is fixed to the limiting groove 19 in a clamping manner, so that the rotating rod 11 cannot rotate under the action of external force, and the locking post 12 is separated from the locking hole 18.
An alignment arrow 21 is integrally fixed at the outer end of the rotating rod 11, the alignment arrow 21 and the limiting block 20 are on the same side, a positioning arrow 22 is integrally fixed on the outer side wall of the support ring 5, the positioning arrow 22 is close to the mounting groove 15, and the positioning arrow 22 corresponds to the deepest side of the telescopic groove 16. When the locking mechanism 9 is locked, the locking post 12 is the deepest part of the slot 16, and the alignment arrow 21 corresponds to the positioning arrow 22, visually indicating the condition of the locking mechanism 9.
The connecting rod 25 includes a sliding rod 26 and a fixing rod 27, a sliding groove 28 for the sliding rod 26 to slide is provided at one end of the fixing rod 27, a second compression spring 29 is sleeved outside the sliding rod 26 and the fixing rod 27, one end of the second compression spring 29 abuts outside the retainer 4, and the other end abuts inside the support ring 5.
The side wall of the sliding rod 26 is provided with a column hole, a convex block 30 is inserted in the column hole in a sliding manner, the convex block 30 is cylindrical, the side wall of the fixed rod 27 is provided with a long groove 31 for the convex block 30 to slide, and the long groove 31 is waist-shaped.
The support ring 5 is welded and fixed with a ring block 32 at one side close to the outer ring 2, and a groove 33 for the ring block 32 to slide is formed in the side wall of the outer ring 2.
The implementation principle of the embodiment is as follows:
when the bearing is installed, the inner ring 1 and the outer ring 2 are placed on the same plane, then the balls 3 are placed between the inner ring 1 and the outer ring 2, then the pre-installed retainer 4 and the support ring 5 are inserted into the bearing, the balls 3 are clamped between the two retainers 4, the outer side of the support ring 5 is inserted into the annular groove 7 of the outer ring 2, then the rotary column is rotated through the handle 24, so that the locking mechanism 9 is fixed in the insertion groove 14 of the inner ring 1, when the bearing needs to be disassembled, the outer end of the rotary column is fixed through the handle 24 in a threaded mode, the rotary column rotates in the opposite direction, the locking column 12 slides out of the locking hole 18, then the locking mechanism 9 is pulled out of the insertion groove 14, the support ring 5 and the retainer 4 are driven to be separated from the bearing, and therefore parts of the bearing are separated.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a deep groove ball bearing, includes inner circle (1), outer lane (2), is located ball (3) between inner circle (1) and outer lane (2), is located cage (4) of ball (3) both sides and being located inner circle (1) with between outer lane (2) and be located cage (4) outside lock ring (5), its characterized in that: a connecting rod (25) is arranged between the retainer (4) and the support ring (5), a locking mechanism (9) is arranged on the side wall of the inner ring (1), the locking mechanism (9) comprises an installation seat (10), a rotary rod (11), a locking column (12) and a first compression spring (13), the installation seat (10) is arranged on the inner side of the support ring (5), a splicing groove (14) for placing the installation seat (10) is formed in the side wall of the inner ring (1), an installation groove (15) penetrating out of the side wall of the support ring (5) is formed in one end, close to the support ring (5), of the installation seat (10), the rotary rod (11) is spliced in the installation groove (15), the locking column (12) is arranged on the side wall of the rotary rod (11), a through hole (17) for the locking column (12) to penetrate out is formed in the side wall of the installation groove (15), the inner ring (1) is in inserting groove (14) lateral wall offer with lock hole (18) that perforation (17) correspond, locking post (12) lateral wall is located to first compression spring (13) cover, first compression spring (13) order about locking post (12) move to rotary rod (11) direction, rotary rod (11) lateral wall offer supply locking post (12) flexible groove (16) that slide, locking post (12) are in can when sliding in flexible groove (16) stretch out and draw back in perforation (17).
2. The deep groove ball bearing of claim 1, wherein: outer lane (2) lateral wall just is close to ladder groove (6) have been seted up to inner circle (1) one side, outer lane (2) are in annular (7) have been seted up to the lateral wall in ladder groove (6), peg graft in the outside of lock ring (5) in annular (7).
3. The deep groove ball bearing of claim 1, wherein: connecting rod (25) are including slide bar (26) and dead lever (27), confession has been seted up to dead lever (27) one end slide groove (28) that slide bar (26) slided, dead lever (27) outside cover is equipped with second compression spring (29).
4. A deep groove ball bearing according to claim 3, characterized in that: the side wall of the sliding rod (26) is provided with a convex block (30), and the side wall of the fixing rod (27) is provided with a long groove (31) for the convex block (30) to slide.
5. A deep groove ball bearing according to claim 2, characterized in that: the side wall of the locking column (12) is provided with a limiting block (20), and the side wall of the insertion groove (14) of the inner ring (1) is provided with a limiting groove (19) for clamping the limiting block (20).
6. The deep groove ball bearing of claim 1, wherein: an alignment arrow (21) is arranged at the outer end of the rotating rod (11), and an arrow (22) is positioned at the outer side of the support ring (5).
7. The deep groove ball bearing of claim 1, wherein: the supporting ring (5) is provided with a ring block (32) at one side close to the outer ring (2), and the side wall of the outer ring (2) is provided with a groove (33) for the ring block (32) to slide.
8. A deep groove ball bearing according to claim 2, characterized in that: the outer end of the rotating rod (11) is rotatably provided with a handle (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022301254.0U CN213744483U (en) | 2020-10-15 | 2020-10-15 | Deep groove ball bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022301254.0U CN213744483U (en) | 2020-10-15 | 2020-10-15 | Deep groove ball bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213744483U true CN213744483U (en) | 2021-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022301254.0U Active CN213744483U (en) | 2020-10-15 | 2020-10-15 | Deep groove ball bearing |
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| CN (1) | CN213744483U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819144A (en) * | 2021-09-26 | 2021-12-21 | 珠海格力电器股份有限公司 | Bearing retainer, rolling ball bearing and motor |
| CN114704544A (en) * | 2022-03-28 | 2022-07-05 | 安徽孺子牛轴承有限公司 | Axial impact resistant deep groove ball bearing and working method thereof |
| CN115263928A (en) * | 2022-08-18 | 2022-11-01 | 临清市百诺轴承有限公司 | Deep groove ball bearing capable of bearing axial load |
| CN116006577A (en) * | 2022-12-07 | 2023-04-25 | 新凤鸣集团股份有限公司 | High-precision bearing for chemical fiber winding machine |
| WO2023097714A1 (en) * | 2021-12-03 | 2023-06-08 | 进发轴承有限公司 | Stable deep groove ball bearing |
-
2020
- 2020-10-15 CN CN202022301254.0U patent/CN213744483U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819144A (en) * | 2021-09-26 | 2021-12-21 | 珠海格力电器股份有限公司 | Bearing retainer, rolling ball bearing and motor |
| WO2023097714A1 (en) * | 2021-12-03 | 2023-06-08 | 进发轴承有限公司 | Stable deep groove ball bearing |
| CN114704544A (en) * | 2022-03-28 | 2022-07-05 | 安徽孺子牛轴承有限公司 | Axial impact resistant deep groove ball bearing and working method thereof |
| CN115263928A (en) * | 2022-08-18 | 2022-11-01 | 临清市百诺轴承有限公司 | Deep groove ball bearing capable of bearing axial load |
| CN115263928B (en) * | 2022-08-18 | 2023-06-20 | 临清市百诺轴承有限公司 | Deep groove ball bearing capable of bearing axial load |
| CN116006577A (en) * | 2022-12-07 | 2023-04-25 | 新凤鸣集团股份有限公司 | High-precision bearing for chemical fiber winding machine |
| CN116006577B (en) * | 2022-12-07 | 2024-01-02 | 新凤鸣集团股份有限公司 | High-precision bearing for chemical fiber winding machine |
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