CN204025364U - A kind of deep groove ball bearing easy to maintenance - Google Patents
A kind of deep groove ball bearing easy to maintenance Download PDFInfo
- Publication number
- CN204025364U CN204025364U CN201420461115.6U CN201420461115U CN204025364U CN 204025364 U CN204025364 U CN 204025364U CN 201420461115 U CN201420461115 U CN 201420461115U CN 204025364 U CN204025364 U CN 204025364U
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- ring
- bearing
- deep groove
- hole
- groove ball
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Abstract
The utility model provides a kind of deep groove ball bearing easy to maintenance, belongs to field of mechanical technique.It solve the technical problems such as existing bearing inconvenient maintenance.This deep groove ball bearing comprises bearing inner race and bearing outer ring, ball is provided with between bearing inner race and bearing outer ring, this bearing outer ring comprises left semi-ring and right semi-ring, the both ends of the surface of left semi-ring are all fixed with tooth bar, the both ends of the surface of right semi-ring all offer chute, tooth bar is slidably connected in chute, right semi-ring also offers through hole, the periphery of right semi-ring is run through in the outer end of through hole, the inner of through hole is connected with chute, rotate in through hole and be provided with a rotating shaft, the outer end of rotating shaft can make both relative fixing and position structures of getting loose with being provided with between right semi-ring, the inner of rotating shaft is fixed with a gear be meshed with tooth bar.The utility model has maintenance convenience advantages of higher.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of deep groove ball bearing easy to maintenance.
Background technique
Deep groove ball bearing is a type the most common in rolling bearing, and the deep groove ball bearing of basic model is made up of an outer ring, inner ring, one group of steel ball and one group of retainer.Deep groove ball bearing substantial radial load, also can bear radial load and thrust load simultaneously.When it only bears radial load, wrapping angle is zero.When deep groove ball bearing has larger radial internal clearance, have the performance of angular contact bearing, can bear larger thrust load, the friction factor of deep groove ball bearing is very little, and limit speed is also very high.But, when there is the situation of faulty lubrication, also increasing its friction factor, make steel ball occur damaging, and other parts such as outer ring, inner ring are not easily frayed, and when disposing the deep groove ball bearing of these worn steel balls, normally whole replacing, causing waste.
Chinese patent CN 202597478U discloses a kind of outer ring separated type deep groove ball bearing, it comprises outer ring, inner ring, steel ball, described outer ring comprises left semi-ring, right semi-ring, described left semi-ring, right semi-ring are symmetrical up and down, described left semi-ring intersects to coordinate with the two ends of right semi-ring and is adjacent to, there is the pilot hole run through at its place of being adjacent to, and described separated type deep groove ball bearing also comprises the locking element by pilot hole, and described locking element is narrower than the width of outer ring after mounting; Left semi-ring, the right semi-loop of separated type deep groove ball bearing outer ring, this outer ring, its outer ring can be separated, more convenient when such assembling, steel ball simultaneously in this separated type deep groove ball bearing can be changed when damaging easily, instead of whole abandoning more renews, save cost, reduce the pollution of environment.
But, by the locking element along bearing outer ring radial direction, left semi-ring and right semi-ring are linked together in above-mentioned patent, according to the common practise of those skilled in the art, this locking element may be selected to be pin or screw, if locking element adopts pin, it is realized by interference fit when assembling, and mounting or dismounting all comparatively bother, thus make the replacing of bearing ball comparatively inconvenient; And if locking element adopts screw, then it is threaded connection when assembling and realizes, solve the troublesome problem of mounting or dismounting, but, the locking of screw can be realized owing to having certain gap between screw thread and unscrew, and this intersegmental gap just causes there will be between the left semi-ring of bearing outer ring and right semi-ring certain gap, make the raceway continuity in bearing outer ring poor, the normal rotation of ball can be affected to a certain extent.
Simultaneously, the later period maintenance of bearing is not only confined to the replacing of ball, such as bearing is in running, have dust unavoidably, impurity enters on the rubbing surface between ball and bearing outer ring ball track, thus make the rolling of ball occur clamping stagnation, affect the normal operation of bearing, and dust on rubbing surface, impurity are very inconvenient when cleaning, thus cause bearing maintenance difficult, many times can only select to change whole bearing.
Summary of the invention
The utility model is the problems referred to above existed for existing technology, and provide a kind of deep groove ball bearing easy to maintenance, technical problem to be solved in the utility model is: the servicing ease how improving this deep groove ball bearing.
The purpose of this utility model realizes by following technical proposal:
A kind of deep groove ball bearing easy to maintenance, described deep groove ball bearing comprises bearing inner race and the bearing outer ring of coaxial setting, several balls are provided with between described bearing inner race and bearing outer ring, it is characterized in that, described bearing outer ring comprises the left semi-ring of docking mutually and right semi-ring, the both ends of the surface of described left semi-ring are all fixed with a tooth bar, the center line of described tooth bar is vertical with the axis antarafacial of described deep groove ball bearing, the both ends of the surface of described right semi-ring all offer the chute corresponding with described tooth bar, described tooth bar is slidably connected in described chute, described right semi-ring also offers the through hole corresponding with described chute, the periphery of described right semi-ring is run through in the outer end of described through hole, the inner of described through hole is connected with described chute, rotate in described through hole and be provided with a rotating shaft, the outer end of described rotating shaft can make both relative fixing and position structures of getting loose with being provided with between right semi-ring, the inner of described rotating shaft is fixed with a gear be meshed with described tooth bar.
Its working principle is as follows: this deep groove ball bearing is by turn rotating shaft, gear synchronous in rotating shaft is rotated, thus band carry-over bar is along slide, and then drive left semi-ring to be separated near right semi-ring or with right semi-ring, when left semi-ring and right semi-ring fit, then can for normal, when needs keep in repair bearing, left semi-ring and right semi-ring then can be made to be separated, clear up the dust on bearing outer ring ball track, impurity again, after cleaning out, rotating shaft just can make left semi-ring and right semi-ring fit again, fast easy to maintenance.Due to the center line of tooth bar and the axis antarafacial of deep groove ball bearing vertical, compared with documents, left semi-ring and right semi-ring can not affect the distance between left semi-ring and right semi-ring because of the size of thread pitch when fitting, therefore the distance between left semi-ring and right semi-ring can be reduced to greatest extent, ensure fluency when ball rolls in bearing outer ring ball track, meanwhile, the power of the radial direction that tooth bar is subject to is less, not easily bend, later stage convenient disassembly.
In above-mentioned deep groove ball bearing a kind of easy to maintenance, described through hole is a step hole, described through hole comprises the duct one and duct two that are connected, the diameter in described duct one is less than the diameter in duct two and forms a step surface between the two, described rotating shaft comprises the cap portion and bar portion that are connected as a single entity, described cap portion is positioned at duct two and can reclines mutually with described step surface, the exterior edge face in described cap portion offers a groove, described bar portion extends in described chute through described duct in the lump, and described geared sleeve is located in described bar portion.After being designed with step surface, the installation of rotating shaft is facilitated to locate; And be designed with groove in exterior edge face, cap portion, the tool into rotation rotating shafts such as easy-to-operat person screw-driver.
In above-mentioned deep groove ball bearing a kind of easy to maintenance, as a kind of scheme, described position structure comprises the draw-in groove be opened on described step surface, and described cap portion has the projection that can be plugged in described draw-in groove.Rotate rotation and make left semi-ring and right semi-ring is close to each other then promotes rotating shaft until laminating, make the projection in cap portion be connected in draw-in groove, the relative fixing of left semi-ring and right semi-ring can be realized; And when needed, rotating shaft outwards can be extracted certain distance makes projection from slippage in draw-in groove, now rotating shaft can be rotated by opposing through-bores, and tooth bar can be with to move.
In above-mentioned deep groove ball bearing a kind of easy to maintenance, described draw-in groove has four and circumference along described step surface is uniformly distributed.Be designed with four draw-in grooves, then rotating shaft can be made in multiple angle of swing relative with right semi-ring fixing.
In above-mentioned deep groove ball bearing a kind of easy to maintenance, alternatively, described position structure comprises the magnetic sheet be fixed on described step surface, described cap portion is fixed with the iron plate that can be connected with described magnetic sheet magnetic.Rotating shaft can be made relative with right semi-ring fixing or get loose by magnetic force.
Compared with prior art, the utility model has the following advantages:
1, when needs keep in repair bearing, left semi-ring and right semi-ring can be made to be separated, then clear up dust, the impurity on bearing outer ring ball track, after cleaning out, rotating shaft just can make left semi-ring and right semi-ring fit again, fast easy to maintenance.
Accompanying drawing explanation
Fig. 1 is the structural representation of this deep groove ball bearing in embodiment.
Fig. 2 is the structural representation of this left semi-ring in embodiment.
Fig. 3 is the structural representation of this right semi-ring in embodiment.
Fig. 4 is the structural representation of this rotating shaft in embodiment.
Fig. 5 is the front view of this rotating shaft in embodiment.
Fig. 6 is the structural representation of this step hole in embodiment.
In figure, 1, bearing inner race; 2, bearing outer ring; 3, left semi-ring; 4, right semi-ring; 5, tooth bar; 6, chute; 7, through hole; 8, rotating shaft; 9, gear; 10, duct one; 11, duct two; 12, cap portion; 13, bar portion; 14, draw-in groove; 15, projection; 16, groove; 17, ball; 18, step surface.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figures 1 to 6, this deep groove ball bearing comprises bearing inner race 1 and the bearing outer ring 2 of coaxial setting, several balls 17 are provided with between bearing inner race 1 and bearing outer ring 2, bearing outer ring 2 comprises left semi-ring 3 and the right semi-ring 4 of docking mutually, the both ends of the surface of left semi-ring 3 are all fixed with a tooth bar 5, the center line of tooth bar 5 is vertical with the axis antarafacial of deep groove ball bearing, the both ends of the surface of right semi-ring 4 all offer the chute 6 corresponding with tooth bar 5, tooth bar 5 is slidably connected in chute 6, right semi-ring 4 also offers the through hole 7 corresponding with chute 6, the periphery of right semi-ring 4 is run through in the outer end of through hole 7, the inner of through hole 7 is connected with chute 6, rotate in through hole 7 and be provided with a rotating shaft 8, the outer end of rotating shaft 8 can make both relative fixing and position structures of getting loose with being provided with between right semi-ring 4, the inner of rotating shaft 8 is fixed with a gear 9 be meshed with tooth bar 5.
As shown in Figures 1 to 6, as preferably, through hole 7 is a step hole, through hole 7 comprises the duct 1 and duct 2 11 that are connected, the diameter in duct 1 is less than the diameter in duct 2 11 and forms a step surface 18 between the two, rotating shaft 8 comprises the cap portion 12 and bar portion 13 that are connected as a single entity, cap portion 12 is positioned at duct 2 11 and the interior edge face in this cap portion 12 can recline mutually with step surface 18, the exterior edge face in cap portion 12 offers a groove 16, bar portion 13 passes duct 1 and extends in chute 6, and gear 9 is sheathed in bar portion 13.In the present embodiment, position structure comprises the draw-in groove 14 be opened on step surface 18, cap portion 12 has the projection 15 that can be plugged in draw-in groove 14.As preferably, draw-in groove 14 has four and circumference along step surface 18 is uniformly distributed.As other scheme, position structure comprises the magnetic sheet be fixed on step surface 18, cap portion 12 is fixed with the iron plate that can be connected with magnetic sheet magnetic.
Working principle of the present utility model is as follows: this deep groove ball bearing is by turn rotating shaft, gear synchronous in rotating shaft is rotated, thus band carry-over bar is along slide, and then drive left semi-ring to be separated near right semi-ring or with right semi-ring, when left semi-ring and right semi-ring fit, then can for normal, when needs keep in repair bearing, left semi-ring and right semi-ring then can be made to be separated, clear up the dust on bearing outer ring ball track, impurity again, after cleaning out, rotating shaft just can make left semi-ring and right semi-ring fit again, fast easy to maintenance.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (5)
1. a deep groove ball bearing easy to maintenance, described deep groove ball bearing comprises bearing inner race (1) and the bearing outer ring (2) of coaxial setting, several balls (17) are provided with between described bearing inner race (1) and bearing outer ring (2), it is characterized in that, described bearing outer ring (2) comprises left semi-ring (3) and the right semi-ring (4) of docking mutually, the both ends of the surface of described left semi-ring (3) are all fixed with a tooth bar (5), the center line of described tooth bar (5) is vertical with the axis antarafacial of described deep groove ball bearing, the both ends of the surface of described right semi-ring (4) all offer the chute (6) corresponding with described tooth bar (5), described tooth bar (5) is slidably connected in described chute (6), described right semi-ring (4) also offers the through hole (7) corresponding with described chute (6), the periphery of described right semi-ring (4) is run through in the outer end of described through hole (7), the inner of described through hole (7) is connected with described chute (6), rotate in described through hole (7) and be provided with a rotating shaft (8), the outer end of described rotating shaft (8) can make both relative fixing and position structures of getting loose with being provided with between right semi-ring (4), the inner of described rotating shaft (8) is fixed with a gear (9) be meshed with described tooth bar (5).
2. deep groove ball bearing easy to maintenance according to claim 1, it is characterized in that, described through hole (7) is a step hole, described through hole (7) comprises the duct one (10) and duct two (11) that are connected, the diameter in described duct one (10) is less than the diameter in duct two (11) and forms a step surface (18) between the two, described rotating shaft (8) comprises the cap portion (12) and bar portion (13) that are connected as a single entity, described cap portion (12) is positioned at duct two (11) and the interior edge face in this cap portion (12) can recline mutually with described step surface (18), the exterior edge face of described cap portion (12) offers a groove (16), described bar portion (13) is through described duct one (10) and extend in described chute (6), described gear (9) is sheathed on described bar portion (13).
3. deep groove ball bearing easy to maintenance according to claim 2, it is characterized in that, described position structure comprises the draw-in groove (14) be opened on described step surface (18), described cap portion (12) has the projection (15) that can be plugged in described draw-in groove (14).
4. deep groove ball bearing easy to maintenance according to claim 3, is characterized in that, described draw-in groove (14) has four and circumference along described step surface (18) is uniformly distributed.
5. deep groove ball bearing easy to maintenance according to claim 2, is characterized in that, described position structure comprises the magnetic sheet be fixed on described step surface (18), described cap portion (12) is fixed with the iron plate that can be connected with described magnetic sheet magnetic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420461115.6U CN204025364U (en) | 2014-08-15 | 2014-08-15 | A kind of deep groove ball bearing easy to maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420461115.6U CN204025364U (en) | 2014-08-15 | 2014-08-15 | A kind of deep groove ball bearing easy to maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204025364U true CN204025364U (en) | 2014-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420461115.6U Expired - Fee Related CN204025364U (en) | 2014-08-15 | 2014-08-15 | A kind of deep groove ball bearing easy to maintenance |
Country Status (1)
| Country | Link |
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| CN (1) | CN204025364U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105219592A (en) * | 2015-07-09 | 2016-01-06 | 宁波长荣酿造设备有限公司 | Disc centre post traversing mechanism |
| CN106704381A (en) * | 2016-12-15 | 2017-05-24 | 碎得机械(北京)有限公司 | Split deep groove ball bearing |
| CN112049862A (en) * | 2020-10-15 | 2020-12-08 | 慈溪市新中天轴承有限公司 | Novel deep groove ball bearing and preparation process thereof |
-
2014
- 2014-08-15 CN CN201420461115.6U patent/CN204025364U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105219592A (en) * | 2015-07-09 | 2016-01-06 | 宁波长荣酿造设备有限公司 | Disc centre post traversing mechanism |
| CN106704381A (en) * | 2016-12-15 | 2017-05-24 | 碎得机械(北京)有限公司 | Split deep groove ball bearing |
| CN112049862A (en) * | 2020-10-15 | 2020-12-08 | 慈溪市新中天轴承有限公司 | Novel deep groove ball bearing and preparation process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 317016 chemical raw material base of Zhejiang Province, No. 2, No. nine, Beiyang Road, Hai Dong Park Patentee after: DEERMA BEARING CO., LTD. Address before: 317000 Beiyang Town, Taizhou, Zhejiang, China Patentee before: ZHEJIANG DELMAR BEARING CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20170815 |