CN203962693U - Biserial cylindrical full-roller bearing - Google Patents
Biserial cylindrical full-roller bearing Download PDFInfo
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- CN203962693U CN203962693U CN201420409407.5U CN201420409407U CN203962693U CN 203962693 U CN203962693 U CN 203962693U CN 201420409407 U CN201420409407 U CN 201420409407U CN 203962693 U CN203962693 U CN 203962693U
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Abstract
The utility model relates to a kind of biserial cylindrical full-roller bearing, include inner ring, outer ring and two line column rollers, the inner peripheral surface of on the outer peripheral surface of described inner ring and outer ring is provided with two row roller raceways, two line column rollers are assemblied in two row roller raceways, between two described line column rollers, be provided with spacer ring, the excircle end of described spacer ring is fixedly mounted on outer ring, the inner circumference end of spacer ring is provided with two axial ledge of extending vertically and oppositely of corresponding two line column rollers respectively, axial one end of the corresponding spacer ring of the described cylindrical roller of two row is provided with inner stepped slot, the interior formation of the inner stepped slot spacer ring that two axial ledge embed respectively Correspondent cy linder roller locks described cylindrical roller in outer ring.The utility model compared with prior art, is realized roller and outer ring locking one reliable, and processing realizes convenient, and convenient for assembly and advantage user installation.
Description
Technical field
The utility model relates to technical field of bearings, is specifically related to a kind of biserial cylindrical full-roller bearing.
Background technique
Existing biserial cylindrical full-roller bearing is because remove taking up room of retainer, and roller quantity is added, and realizes and completely fills roller designs, has strengthened the bearing capacity of bearing, is widely applied in the occasion with severe duty requirement.Existing its inner ring of this class bearing is separable, before inner ring assembling and client's installation, need roller and outer ring to have necessarily from hold depth, after reaching roller and being assemblied in the raceway of outer ring, roller and outer ring there will not be falls apart, for the larger bearing of the ratio of rolling element diameter and bearing centre circular diameter, it can ensure from hold depth; But for the less bearing of this ratio, due to the physical dimension restriction of bearing,, the locking one of roller and outer ring is difficult to guarantee, and in practical operation, this kind of bearing cannot design full type roller bearing, thereby makes troubles to biserial cylindrical full-roller bearing application & design.
Summary of the invention
The deficiency existing for prior art, the purpose of this utility model is to provide one can realize roller and outer ring locking one is reliable, processing realizes convenient, and biserial cylindrical full-roller bearing convenient for assembly, can realize the full roller designs of the less bearing of ratio of rolling element diameter and bearing centre circular diameter.
For achieving the above object, the utility model provides following technological scheme: a kind of biserial cylindrical full-roller bearing, include inner ring, outer ring and two line column rollers, the inner peripheral surface of on the outer peripheral surface of described inner ring and outer ring is provided with two row roller raceways, two line column rollers are assemblied in two row roller raceways, it is characterized in that: between two described line column rollers, be provided with spacer ring, the excircle end of described spacer ring is fixedly mounted on outer ring, the inner circumference end of spacer ring is provided with two axial ledge of extending vertically and oppositely of corresponding two line column rollers respectively, axial one end of the corresponding spacer ring of the described cylindrical roller of two row is provided with inner stepped slot, the interior formation of the inner stepped slot spacer ring that two axial ledge embed respectively Correspondent cy linder roller locks described cylindrical roller in outer ring.
By adopting technique scheme, on spacer ring, axial ledge embeds in the inner stepped slot of cylindrical roller, realize two line column rollers and outer ring lock one, with tradition by realizing from hold depth compared with cylindrical roller and outer ring locking one, have the locking of cylindrical roller and outer ring reliable and stable, facilitate the assembling of this bearing, processing sets up is simple and convenient, can meet the full roller designs of the less bearing of ratio of cylindrical roller rolling element diameter and bearing centre circular diameter, improve the user demand of bearing.
The utility model is further set to: described spacer ring is through plate stamping moulding, spacer ring forms two spacer ring plates of the described cylindrical roller of corresponding two row respectively, and the annular connecting plate of connection two spacer ring plates, described annular connecting plate is positioned at the excircle end of two spacer ring plates, annular connecting plate is fixedly connected with the described spacer ring of formation and is fixed on outer ring with outer ring, the inner circumference end upset of two spacer ring plates forms described axial ledge, and two spacer ring plates paste and face corresponding cylindrical roller axial end portion setting.
By adopting technique scheme design, spacer ring adopts plate stamping moulding, convenient formation, the intensity of spacer ring and soundness are good, two spacer ring plates that are molded into paste and face corresponding cylindrical roller axial end portion, coordinate compactness with cylindrical roller, and spacer ring is good to the locking reliability of cylindrical roller.
The utility model is further set to: described spacer ring adopts the moulding of SPCC steel plate punched.
By adopting technique scheme, this steel plate will have higher intensity and toughness, can bend-resistance and economic preferential.
The utility model is further set to: the outer end circumferential surface of described outer ring is provided with the annular oil groove corresponding with spacer ring position, in described annular oil groove, be provided with some screw holes that circumferencial direction distributes, the annular connecting plate of described spacer ring is provided with the attachment hole coordinating with screw hole, and the annular connecting plate of described spacer ring is fixed on outer ring through screw and nut.
By adopting technique scheme, annular oil groove improves the lubricated of bearing, utilizes in annular oil groove simultaneously screw hole is set, and attachment hole is set on annular connecting plate, and realizes spacer ring through screw and nut and be fixed on outer ring, spacer ring compact assembling structure.
The utility model is further set to: the axial two-port in described outer ring is provided with Sealing shield ring, the excircle end of described Sealing shield ring is fixed on outer ring, the inner circumference end of Sealing shield ring is provided with the axial locking of axially extending towards cylindrical roller along limit, one end of the axial corresponding Sealing shield ring of described cylindrical roller is provided with outer end stepped slot, and the axial locking of described Sealing shield ring forms described Sealing shield ring described cylindrical roller is locked in outer ring in the stepped slot of outer end along limit buckle.
By adopting technique scheme; Sealing shield ring is not only realized bearing inner sealing is blocked; bearing is formed to protection; improve bearing working life; further Sealing shield ring further locks in outer ring to cylindrical roller, and cylindrical roller and outer ring locking are more solid and reliable, and Sealing shield ring and spacer ring are realized cylindrical roller axial two ends locking; the locking of cylindrical roller is more stable, and the rotation of cylindrical roller is more steady reliable.
The utility model is further set to: described Sealing shield ring is by the moulding of SPCC steel plate integrated punching.
Not only play the effect of sealing due to Sealing shield ring and also will bear cylindrical roller and the outer ring effect of falling apart that prevents together with spacer ring, in addition the restriction of bearing internal structural space, therefore select SPCC steel plate, this steel plate will have higher intensity and toughness, energy bend-resistance and economic preferential, the intensity of Sealing shield ring and longer service life.
Below in conjunction with accompanying drawing, the utility model is further described.
Brief description of the drawings
Fig. 1 is the utility model specific embodiment biserial cylindrical full-roller bearing structure schematic diagram;
Fig. 2 is Figure 1A part partial enlarged view;
Fig. 3 is the utility model specific embodiment cylindrical roller structural representation;
Fig. 4 is the utility model specific embodiment spacer ring structural representation;
Fig. 5 is the utility model specific embodiment Sealing shield ring structural representation.
Embodiment
Referring to accompanying drawing 1 to accompanying drawing 5, the disclosed a kind of biserial cylindrical full-roller bearing of the utility model, include inner ring 1, outer ring 2 and two line column rollers 3, the inner peripheral surface of on the outer peripheral surface of described inner ring 1 and outer ring 2 is provided with two row roller raceways, roller raceway on inner ring 1 is the plane for cylindrical roller supporting, roller raceway on outer ring 2 is the raceway groove embedding for cylindrical roller, and two line column rollers 3 are assemblied in two row roller raceways.Between two described line column rollers 3, be provided with spacer ring 4, the excircle end of described spacer ring 4 is fixedly mounted on that on outer ring 2, (it can adopt welding, or adopt groove and protruding interference to press-fit, or the existing conventional Placement such as fastening piece connection), the inner circumference end of described spacer ring 4 is provided with two axial ledge 41 of extending vertically and oppositely of corresponding two line column rollers 3 respectively, axial one end of the corresponding spacer ring 4 of the two described cylindrical rollers 3 of row is provided with inner stepped slot 31, the interior formation spacer ring 4 of inner stepped slot 31 that two axial ledge 41 embed respectively Correspondent cy linder roller locks described cylindrical roller 3 in outer ring 2.Owing to will ensureing that cylindrical roller is contained on the roller raceway of inner ring, cylindrical roller is higher than the axial ledge of spacer ring.On spacer ring, axial ledge embeds in the inner stepped slot of cylindrical roller like this, realize two line column rollers and outer ring lock one, spacer ring plays retainer effect, with tradition by realizing from hold depth compared with cylindrical roller and outer ring locking one, have the locking of cylindrical roller and outer ring reliable and stable, facilitate the assembling of this bearing, processing sets up is simple and convenient, can meet the design of cylindrical roller large-size, the user demand that improves bearing.
In this specific embodiment, described spacer ring 4 is through plate stamping moulding, spacer ring 4 forms two spacer ring plates 42 of the described cylindrical roller of corresponding two row respectively, and the annular connecting plate 43 of connection two spacer ring plates 42, described annular connecting plate 43 is positioned at the excircle end of two spacer ring plates 42, annular connecting plate 43 is fixedly connected with the described spacer ring 4 of formation and is fixed on outer ring 2 with outer ring 2, the inner circumference end upset of two spacer ring plates 42 forms described axial ledge 41, two spacer ring plates 42 subsides and faces the 3 axial end portion settings of corresponding cylindrical roller.Spacer ring adopts plate stamping moulding, and convenient formation, due to global formation, the intensity of spacer ring and soundness are good, two spacer ring plates that are molded into paste and face corresponding cylindrical roller axial end portion, coordinate compactness with cylindrical roller, and spacer ring is good to the locking reliability of cylindrical roller.Certainly as the feasible technological scheme of the utility model, spacer ring also can adopt foundry goods to be processed to form by grinding, cutting etc., and spacer ring is single baffle design, or adopts dividing plate and the axial ledge split of spacer ring to be assembled into one by welding, riveted joint etc.; Or adopt molding and forming etc., but there is processed complex in its distressed structure, and the machine shaping inconvenience of spacer ring, the more important thing is and can not be guaranteed in its intensity and working life, therefore the utility model preferentially adopts plate stamping moulding.
Sheet material wherein can be plastic board, steel plate or alloy sheets etc., considers working strength, reliability and price, and described spacer ring 4 adopts the moulding of SPCC steel plate punched; SPCC steel plate will have higher intensity and toughness, can bend-resistance and economic preferential.
The outer end circumferential surface of described outer ring 2 is provided with the annular oil groove 21 corresponding with spacer ring 4 positions, in described annular oil groove 21, be provided with some screw holes 22 that circumferencial direction distributes, the annular connecting plate 43 of described spacer ring 4 is provided with the attachment hole 44 coordinating with screw hole 22, the annular connecting plate 43 of described spacer ring 4 is fixed on outer ring 2 through screw 5 and nut 6, the screw rod of screw 5 is through screw hole 22 and attachment hole 44, and lock through nut 6, be fixed on outer ring 2 thereby realize spacer ring 4.Annular oil groove improves the lubricated of bearing, utilizes in annular oil groove simultaneously screw hole is set, and attachment hole is set on annular connecting plate, and realizes spacer ring through screw and nut and be fixed on outer ring, spacer ring compact assembling structure, easy to connect firmly.
For improving the fixing reliability of lock of cylindrical roller, and cylindrical roller rolling balance and stability, the axial two-port in described outer ring 2 is provided with Sealing shield ring 7, the excircle end of described Sealing shield ring 7 is fixed on outer ring 2, in this specific embodiment, adopt jump ring 8 that Sealing shield ring 7 is fixed in outer ring 2, can certainly adopt on outer ring mounting groove is set, Sealing shield ring is fitted in mounting groove and realizes and assembling; The inner circumference end of Sealing shield ring 7 is provided with the axial locking of axially extending towards cylindrical roller 3 along limit 71, one end of the axial corresponding Sealing shield ring 7 of described cylindrical roller 3 is provided with outer end stepped slot 32, and the axial locking of described Sealing shield ring 7 locks described cylindrical roller 3 in outer ring 2 at the described Sealing shield ring 7 of the interior formation of outer end stepped slot 32 along limit 71 buckles.Sealing shield ring is not only realized bearing inner sealing is blocked like this, and bearing is formed to protection, improves bearing working life; Further Sealing shield ring further locks in outer ring to cylindrical roller, cylindrical roller and outer ring locking are more solid and reliable, Sealing shield ring and spacer ring are realized cylindrical roller axial two ends locking, and the locking of cylindrical roller is more stable, and the rotation of cylindrical roller is more steady reliable.
The effect that the effect of not only playing sealing due to Sealing shield ring 7 also will be born retainer together with spacer ring prevents that roller and outer ring from falling apart, the restriction of structure space in addition, and described Sealing shield ring 7 is selected the moulding of SPCC steel plate integrated punching.SPCC steel plate will have higher intensity and toughness, can bend-resistance and economic preferential.
Above-described embodiment is only for illustrating the use of the utility model; be not to restriction of the present utility model; those of ordinary skill in the art are under the guidance of the utility model connotation; also can make corresponding distortion or modification, within the technological scheme being equal to therefore all falls into protection category of the present utility model.
Claims (6)
1. a biserial cylindrical full-roller bearing, include inner ring, outer ring and two line column rollers, the inner peripheral surface of on the outer peripheral surface of described inner ring and outer ring is provided with two row roller raceways, two line column rollers are assemblied in two row roller raceways, it is characterized in that: between two described line column rollers, be provided with spacer ring, the excircle end of described spacer ring is fixedly mounted on outer ring, the inner circumference end of spacer ring is provided with two axial ledge of extending vertically and oppositely of corresponding two line column rollers respectively, axial one end of the corresponding spacer ring of the described cylindrical roller of two row is provided with inner stepped slot, the interior formation of the inner stepped slot spacer ring that two axial ledge embed respectively Correspondent cy linder roller locks described cylindrical roller in outer ring.
2. biserial cylindrical full-roller bearing according to claim 1, it is characterized in that: described spacer ring is through plate stamping moulding, spacer ring forms two spacer ring plates of the described cylindrical roller of corresponding two row respectively, and the annular connecting plate of connection two spacer ring plates, described annular connecting plate is positioned at the excircle end of two spacer ring plates, annular connecting plate is fixedly connected with the described spacer ring of formation and is fixed on outer ring with outer ring, the inner circumference end upset of two spacer ring plates forms described axial ledge, and two spacer ring plates paste and face corresponding cylindrical roller axial end portion setting.
3. biserial cylindrical full-roller bearing according to claim 2, is characterized in that: described spacer ring adopts the moulding of SPCC steel plate punched.
4. according to biserial cylindrical full-roller bearing described in claim 2 or 3, it is characterized in that: the outer end circumferential surface of described outer ring is provided with the annular oil groove corresponding with spacer ring position, in described annular oil groove, be provided with some screw holes that circumferencial direction distributes, the annular connecting plate of described spacer ring is provided with the attachment hole coordinating with screw hole, and the annular connecting plate of described spacer ring is fixed on outer ring through screw and nut.
5. according to biserial cylindrical full-roller bearing described in claim 1 or 2 or 3, it is characterized in that: the axial two-port in described outer ring is provided with Sealing shield ring, the excircle end of described Sealing shield ring is fixed on outer ring, the inner circumference end of Sealing shield ring is provided with the axial locking of axially extending towards cylindrical roller along limit, one end of the axial corresponding Sealing shield ring of described cylindrical roller is provided with outer end stepped slot, and the axial locking of described Sealing shield ring forms described Sealing shield ring described cylindrical roller is locked in outer ring in the stepped slot of outer end along limit buckle.
6. biserial cylindrical full-roller bearing according to claim 5, is characterized in that: described Sealing shield ring is by the moulding of SPCC steel plate integrated punching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420409407.5U CN203962693U (en) | 2014-07-23 | 2014-07-23 | Biserial cylindrical full-roller bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420409407.5U CN203962693U (en) | 2014-07-23 | 2014-07-23 | Biserial cylindrical full-roller bearing |
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| Publication Number | Publication Date |
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| CN203962693U true CN203962693U (en) | 2014-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420409407.5U Active CN203962693U (en) | 2014-07-23 | 2014-07-23 | Biserial cylindrical full-roller bearing |
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| CN (1) | CN203962693U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105526260A (en) * | 2015-12-30 | 2016-04-27 | 瓦房店轴承集团有限责任公司 | Novel double-row cylindrical roller bearing outer ring |
| CN106151260A (en) * | 2016-08-17 | 2016-11-23 | 常州市武进长江滚针轴承有限公司 | Anti-fracture needle bearing |
-
2014
- 2014-07-23 CN CN201420409407.5U patent/CN203962693U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105526260A (en) * | 2015-12-30 | 2016-04-27 | 瓦房店轴承集团有限责任公司 | Novel double-row cylindrical roller bearing outer ring |
| CN106151260A (en) * | 2016-08-17 | 2016-11-23 | 常州市武进长江滚针轴承有限公司 | Anti-fracture needle bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161025 Address after: 201411, Shanghai, Fengxian District, China Town, Shenzhou Road, No. 1155, 1 Patentee after: SHANGHAI XINBANG BEARING CO.,LTD. Patentee after: SHANGHAI SIBOTE BEARING TECHNOLOGY RESEARCH & DEVELOPMENT Co.,Ltd. Address before: 200000, Shanghai, Fengxian District Town Economic Zone Patentee before: SHANGHAI BANGKE BEARING Co.,Ltd. Patentee before: SHANGHAI SIBOTE BEARING TECHNOLOGY RESEARCH & DEVELOPMENT Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201411 Building 1, 1155 Shenzhou Road, Fengcheng Town, Fengxian District, Shanghai Patentee after: SHANGHAI XINBANG BEARING CO.,LTD. Patentee after: Shanghai renben group bearing technology R & D Co.,Ltd. Address before: 201411 Building 1, 1155 Shenzhou Road, Fengcheng Town, Fengxian District, Shanghai Patentee before: SHANGHAI XINBANG BEARING CO.,LTD. Patentee before: SHANGHAI SIBOTE BEARING TECHNOLOGY RESEARCH & DEVELOPMENT Co.,Ltd. |