CN101943210B - Split bearing mechanism - Google Patents
Split bearing mechanism Download PDFInfo
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- CN101943210B CN101943210B CN2010102906188A CN201010290618A CN101943210B CN 101943210 B CN101943210 B CN 101943210B CN 2010102906188 A CN2010102906188 A CN 2010102906188A CN 201010290618 A CN201010290618 A CN 201010290618A CN 101943210 B CN101943210 B CN 101943210B
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- retainer
- turn
- ring
- split bearing
- lower branch
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Abstract
The invention discloses a split bearing mechanism, relates to a bearing mechanism and solves the problem that a bearing cannot be successfully sleeved inwards from the two ends of a mechanical structure of which non-installation surfaces at two ends have large shaft diameters and a middle installation surface has a small shaft diameter. An outer upper half ring and an outer lower half ring are buckled with each other so as to form an outer ring body; a cylindrical bump consists of a first lug and a corresponding second lug; a fastening barrel is sleeved on the cylindrical bump; an inner upper half ring and an inner lower half ring are buckled with each other so as to form an inner ring body; a first cage and a second cage are buckled with each other so as to form a keeping ring body; the first cage and the second cage are detachably connected with each other through a circular arc iron sheet; a plurality of first rolling bolts are annularly arranged on the keeping ring body; the first rolling bolts are connected with the keeping ring body in a rolling way through two cage bearings; a limiting sleeve is sleeved on the first bolt; and an inner ring, the cage and an outer ring are sleeved in turn from inside to outside. The split bearing mechanism has the advantages of simple structure, easy production and manufacturing and suitability for bearing installation.
Description
Technical field
The present invention relates to a kind of gear mechanism.
Background technique
Bearing is the fixed member in the machinery.When other parts produce relative movement each other on axle, be used for retainer shaft the central position and control the parts of this motion, be referred to as bearing; Whether the quality of Bearing Installation; Directly have influence on precision, life-span and the performance of bearing, the installation of bearing should be according to bearing structure, the fiting property of size and bearing part and deciding; And big, the middle attachment face diameter of axle of the non-attachment face diameter of axle little mechanical structure in two ends often can't be inserted in from two ends with bearing when bearing is installed smoothly, Bearing Installation inconvenience.
Summary of the invention
The objective of the invention is in order to solve the problem that bearing can't be inserted in smoothly at the little mechanical structure two ends of big, the middle attachment face diameter of axle of the non-attachment face diameter of axle from two ends, and then a kind of split bearing mechanism is provided.
The present invention solves the problems of the technologies described above the technological scheme of taking to be: a kind of split bearing mechanism comprises the split bearing body; The split bearing body comprises outer ring, inner ring, retainer and rolling element, and said outer ring comprises two fastening sleeves, goes up half-turn and outer lower branch outward, goes up outward on the outer wall at two ends of half-turn and respectively is provided with one first ear; Respectively be provided with one second ear on the outer wall at the two ends of outer lower branch; The outer half-turn of going up forms outer ring body with outer lower branch spiral-lock, and each first ear and corresponding second ear are formed cylindrical bump, and the adapter sleeve jacket casing is contained on the cylindrical bump; Last half-turn, interior lower branch, four blocks of upper surface plates and four following flat boards in said inner ring comprises; On the front and back outer wall at the interior upward two ends of half-turn a upper surface plate is housed respectively, a flat board down respectively is housed on the front and back outer wall at the two ends of interior lower branch, said interior upward half-turn and interior lower branch spiral-lock formation inner ring body; And upper surface plate and corresponding following dull and stereotyped dismantled and assembled the connection; Said retainer comprises two circular arc iron plates, first retainer and second retainer, and first retainer and the second retainer spiral-lock form and keep ring body, and first retainer and second retainer are through two dismantled and assembled connections of circular arc iron plate; Said rolling element comprises a plurality of rolling first bolts, a plurality of retainer bearing and a plurality of stop collar; A plurality of rolling first bolt annular arrays are keeping on the ring body, roll first bolt with keep realizing that through two retainer bearings rollings are connected between the ring body, stop collar is sleeved on rolling first bolt; And between two retainer bearings, inner ring, retainer and outer ring be suit successively from the inside to the outside.
The present invention has following beneficial effect: 1. because inner ring of the present invention, outer ring and retainer are decomposition texture, make the installation of bearing be easy to realize.2. the present invention is simple in structure, is easy to manufacture.
Description of drawings
Fig. 1 is the sectional view that master of the present invention looks; Fig. 2 is the exploded view of outer ring of the present invention; Fig. 3 is the exploded view of inner ring of the present invention; Fig. 4 is the plan view of inner ring of the present invention; Fig. 5 is the assembly structure schematic representation of retainer of the present invention and rolling element; Fig. 6 is the structural representation of retainer of the present invention; Fig. 7 is the partial enlarged drawing at the A place of Fig. 1; Fig. 8 is the partial enlarged drawing at the B place of Fig. 1.
Embodiment
Embodiment one: combine Fig. 1-Fig. 8 that this mode of execution is described; The gear mechanism gear mechanism of this mode of execution comprises the split bearing body; The split bearing body comprises outer ring, inner ring, retainer and rolling element, and said outer ring comprises two fastening sleeves 10, goes up half-turn 6 and outer lower branch 11 outward, goes up outward on the outer wall at two ends of half-turn 6 and respectively is provided with one first ear 24-1; Respectively be provided with one second ear 24-2 on the outer wall at the two ends of outer lower branch 11; The outer half-turn 6 of going up forms outer ring body with outer lower branch 11 spiral-locks, and each first ear 24-1 and the corresponding second ear 24-2 form cylindrical bump, and fastening sleeve 10 is sleeved on the cylindrical bump; In comprising, said inner ring goes up half-turn 8, interior lower branch 12, four upper surface plate 8-2 and four dull and stereotyped 12-2 down; On the front and back outer wall at the interior upward two ends of half-turn 8 a upper surface plate 8-2 is housed respectively, a dull and stereotyped 12-2 down respectively is housed on the front and back outer wall at the two ends of interior lower branch 12, said interior half-turn 8 and the interior lower branch 12 spiral-locks formation inner ring body gone up; And upper surface plate 8-2 is connected with dull and stereotyped 12-2 is dismantled and assembled down accordingly; Said retainer comprises that two circular arc iron plates 15, first retainer 20 and second retainer, 26, the first retainers 20 and second retainer, 26 spiral-locks form and keeps ring body 13, and first retainer 20 and second retainer 26 are through 15 dismantled and assembled connections of two circular arc iron plates; Said rolling element comprises a plurality of rolling first bolt 16, a plurality of retainer bearing 17 and a plurality of stop collar 18; A plurality of rolling first bolt 16 annular arrays are keeping on the ring body 13, roll first bolt 16 with keep realizing that through two retainer bearings 17 rollings are connected between the ring body 13, stop collar 18 is sleeved on rolling first bolt 16; And between two retainer bearings 17, inner ring, retainer and outer ring be suit successively from the inside to the outside.
Respectively be provided with one first ear 24-1 on the outer wall at the outer upward two ends of half-turn 6 of this mode of execution; Respectively be provided with one second ear 24-2 on the outer wall at the two ends of outer lower branch 11; The outer half-turn 6 of going up forms outer ring body with outer lower branch 11 spiral-locks; Each first ear 24-1 and the corresponding second ear 24-2 form cylindrical bump, and fastening sleeve 10 is sleeved on the cylindrical bump.So be provided with, make axially to rely on the first ear 24-1 and the second ear 24-2 and adapter sleeve 10 to guarantee the location, guarantee that bearing outer ring axially can not produce displacement.
Four unthreaded holes of four upper surface plate 8-2 of this mode of execution and four are four unthreaded holes of dull and stereotyped 12-2 down, and each unthreaded hole respectively connects through a bearing pin, thereby goes up the axially locating of half-turn and interior lower branch in realizing.
The retainer of this mode of execution relies on the end face of the retainer bearing 17 on a plurality of rolling first bolts 16 to realize axially locating with the inside and outside circle of bearing respectively; Retainer relies on the outer ring of a plurality of retainer bearings 17 to realize radial location with the inside and outside circle of bearing respectively.
Embodiment two: combine Fig. 1 and Fig. 2 that this mode of execution is described, the outer lower end surface of going up half-turn 6 of this mode of execution is provided with outer ring groove 6-1, and the upper-end surface of outer lower branch 11 is provided with the protruding 11-1 in outer ring, and outer ring groove 6-1 matches with the protruding 11-1 in outer ring.So be provided with, make bearing outer ring radially can not produce displacement.Other composition and annexation are identical with embodiment one.
Embodiment three: combine Fig. 1 and Fig. 3 that this mode of execution is described, the interior lower end surface of going up half-turn 8 of this mode of execution is provided with the protruding 8-1 of inner ring, and the upper-end surface of interior lower branch 12 is provided with inner ring groove 12-1, and the protruding 8-1 of inner ring matches with inner ring groove 12-1.So be provided with, make retainer radially can not produce displacement.Other composition and annexation are identical with embodiment one or two.
Embodiment four: combine Fig. 3 and Fig. 4 that this mode of execution is described, said upper surface plate 8-2 of this mode of execution and the interior half-turn 8 of going up are processed one, and following dull and stereotyped 12-2 and interior lower branch 12 are processed one.So be provided with, guarantee the intensity of inner ring.Other composition and annexation are identical with embodiment one, two or three.
Embodiment five: combine Fig. 1, Fig. 5 and Fig. 7 that this mode of execution is described, the retainer bearing 17 of this mode of execution is a deep groove ball bearing.So be provided with, deep groove ball bearing is a standard piece, is convenient to replacement.Other composition and annexation are identical with embodiment one, two, three or four.
Embodiment six: combine Fig. 1 that this mode of execution is described; The said gear mechanism of this mode of execution also comprises suspension device; Suspension device comprises hanging bolt 3, semi-circular suspension bracket 5 and two clamping bolts 9; Semi-circular suspension bracket 5 spiral-locks are in the outside of outer ring, and the lower end of semi-circular suspension bracket 5 is connected with the cylindrical bump of outer ring is dismantled and assembled through two clamping bolts 9, and the top of semi-circular suspension bracket 5 is provided with two hangers 14; Two hangers 14 connect through hanging bolt 3, and jack nut 2 is with hanging bolt 3 and hanger 14 tightenings.So be provided with, gear mechanism has been realized rotating around X axle and Y axle, has promptly realized axially with radially rotating; Simultaneously; The suspension device of gear mechanism is transferred to the tension point on the clamping bolt 9; Thereby make the force action line pass through geometrical center all the time; Gear mechanism has been avoided the generation of any additional torque when carrying out axially (X axle) rotation and radially rotating (Y axle), eliminate the mechanical deterioration that the mechanism that is installed in the bearing is caused.Other composition and annexation are identical with embodiment one, two, three, four or five.
Embodiment seven: combine Fig. 1 and Fig. 8 that this mode of execution is described, the said suspension device of this mode of execution also comprises two back-up rings 4, respectively is provided with a back-up ring 4 on the madial wall of each hanger 14.So be provided with, prevent that suspension hook takes place to go here and there moving in the suspention process.Other composition and annexation and embodiment six phase are together.
Embodiment eight: combine Fig. 1 and Fig. 8 that this mode of execution is described, the said suspension device of this mode of execution also comprises suspention sleeve 23, and suspention sleeve 23 is sleeved on the hanging bolt 3, and suspention sleeve 23 is between two back-up rings 4.So be provided with, prevented that effectively suspension device from damaging hanging bolt in the suspention process.Other composition and annexation are identical with embodiment seven.
Embodiment nine: combine Fig. 1 that this mode of execution is described, the surface of the semi-circular suspension bracket 5 between two hangers 14 of this mode of execution is provided with pit 1.So be provided with,, be convenient to lifting for lifting leaves enough spaces.Other composition and annexation are identical with embodiment one, two, three, four, five, six, seven or eight.
Claims (9)
1. split bearing mechanism; It comprises the split bearing body; The split bearing body comprises outer ring, inner ring, retainer and rolling element, it is characterized in that: said outer ring comprises two fastening sleeves (10), goes up half-turn (6) and outer lower branch (11) outward, goes up outward on the outer wall at two ends of half-turn (6) and respectively is provided with one first ear (24-1); Respectively be provided with one second ear (24-2) on the outer wall at the two ends of outer lower branch (11); Outer half-turn (6) and outer lower branch (11) the spiral-lock formation outer ring body gone up, each first ear (24-1) is formed cylindrical bump with corresponding second ear (24-2), and fastening sleeve (10) is sleeved on the cylindrical bump; Last half-turn (8), interior lower branch (12), four blocks of upper surface plates (8-2) and four following flat boards (12-2) in said inner ring comprises; On the front and back outer wall at the interior upward two ends of half-turn (8) upper surface plate (8-2) is housed respectively, one down dull and stereotyped (12-2) respectively is housed on the front and back outer wall at the two ends of interior lower branch (12), said interior upward half-turn (8) and interior lower branch (12) spiral-lock formation inner ring body; And upper surface plate (8-2) is with corresponding dull and stereotyped down (12-2) is dismantled and assembled is connected; Said retainer comprises two circular arc iron plates (15), first retainer (20) and second retainer (26), and first retainer (20) and second retainer (26) spiral-lock form and keep ring body (13), and first retainer (20) and second retainer (26) are through dismantled and assembled connection of two circular arc iron plates (15); Said rolling element comprises a plurality of rolling first bolts (16), a plurality of retainer bearing (17) and a plurality of stop collar (18); A plurality of rolling first bolts (16) annular array is keeping on the ring body (13), roll first bolt (16) with keep realizing that through two retainer bearings (17) rolling is connected between the ring body (13), stop collar (18) is sleeved on rolling first bolt (16); And be positioned between two retainer bearings (17), inner ring, retainer and outer ring be suit successively from the inside to the outside.
2. a kind of split bearing according to claim 1 mechanism; It is characterized in that: the lower end surface of going up half-turn (6) outward is provided with outer ring groove (6-1); The upper-end surface of outer lower branch (11) is provided with outer ring convexity (11-1), and outer ring groove (6-1) matches with outer ring protruding (11-1).
3. a kind of split bearing according to claim 1 mechanism; It is characterized in that: interior lower end surface of going up half-turn (8) is provided with inner ring convexity (8-1); The upper-end surface of interior lower branch (12) is provided with inner ring groove (12-1), and inner ring protruding (8-1) matches with inner ring groove (12-1).
4. according to claim 1,2 or 3 described a kind of split bearing mechanisms, it is characterized in that: said upper surface plate (8-2) is processed one with the interior half-turn (8) of going up, and following dull and stereotyped (12-2) and interior lower branch (12) are processed one.
5. a kind of split bearing according to claim 1 mechanism, it is characterized in that: retainer bearing (17) is a deep groove ball bearing.
6. according to claim 1,2,3 or 5 described a kind of split bearing mechanisms; It is characterized in that: said gear mechanism also comprises suspension device; Suspension device comprises jack nut (2), hanging bolt (3), semi-circular suspension bracket (5) and two clamping bolts (9); Semi-circular suspension bracket (5) spiral-lock is in the outside of outer ring, and the lower end of semi-circular suspension bracket (5) is connected with the cylindrical bump of outer ring is dismantled and assembled through two clamping bolts (9), and the top of semi-circular suspension bracket (5) is provided with two hangers (14); Two hangers (14) connect through hanging bolt (3), and jack nut (2) is with hanging bolt (3) and hanger (14) tightening.
7. a kind of split bearing according to claim 6 mechanism, it is characterized in that: said suspension device also comprises two back-up rings (4), respectively is provided with a back-up ring (4) on the madial wall of each hanger (14).
8. a kind of split bearing according to claim 7 mechanism, it is characterized in that: said suspension device also comprises suspention sleeve (23), and suspention sleeve (23) is sleeved on the hanging bolt (3), and suspention sleeve (23) is positioned between two back-up rings (4).
9. according to claim 7 or 8 described a kind of split bearing mechanisms, it is characterized in that: the surface of the semi-circular suspension bracket (5) between two hangers (14) is provided with pit (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102906188A CN101943210B (en) | 2010-09-25 | 2010-09-25 | Split bearing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102906188A CN101943210B (en) | 2010-09-25 | 2010-09-25 | Split bearing mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101943210A CN101943210A (en) | 2011-01-12 |
| CN101943210B true CN101943210B (en) | 2012-04-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102906188A Active CN101943210B (en) | 2010-09-25 | 2010-09-25 | Split bearing mechanism |
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| Country | Link |
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| CN (1) | CN101943210B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112963441A (en) * | 2021-02-22 | 2021-06-15 | 蚌埠市昊德汽车轴承有限责任公司 | Low-noise wear-resistant bearing |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2260192Y (en) * | 1995-11-23 | 1997-08-20 | 北京人民轴承厂 | Split type bearing with cylinder roller |
| CN2418299Y (en) * | 1999-05-20 | 2001-02-07 | 沈阳轴承厂 | Split beearing |
| CN201121662Y (en) * | 2007-12-11 | 2008-09-24 | 洛阳轴研科技股份有限公司 | Split bearing |
| CN101586614A (en) * | 2008-05-19 | 2009-11-25 | 瓦房店第一轧机轴承制造有限公司 | Split spherical roller bearing |
| JP4480639B2 (en) * | 2005-07-06 | 2010-06-16 | Ｎｔｎ株式会社 | Needle roller bearing and outer ring manufacturing method |
| CN101137853B (en) * | 2005-03-14 | 2010-09-22 | Ntn株式会社 | Needle roller bearing |
-
2010
- 2010-09-25 CN CN2010102906188A patent/CN101943210B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2260192Y (en) * | 1995-11-23 | 1997-08-20 | 北京人民轴承厂 | Split type bearing with cylinder roller |
| CN2418299Y (en) * | 1999-05-20 | 2001-02-07 | 沈阳轴承厂 | Split beearing |
| CN101137853B (en) * | 2005-03-14 | 2010-09-22 | Ntn株式会社 | Needle roller bearing |
| JP4480639B2 (en) * | 2005-07-06 | 2010-06-16 | Ｎｔｎ株式会社 | Needle roller bearing and outer ring manufacturing method |
| CN201121662Y (en) * | 2007-12-11 | 2008-09-24 | 洛阳轴研科技股份有限公司 | Split bearing |
| CN101586614A (en) * | 2008-05-19 | 2009-11-25 | 瓦房店第一轧机轴承制造有限公司 | Split spherical roller bearing |
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| Publication number | Publication date |
|---|---|
| CN101943210A (en) | 2011-01-12 |
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