CN108035972A - One kind tensioning bearing - Google Patents
One kind tensioning bearing Download PDFInfo
- Publication number
- CN108035972A CN108035972A CN201711310738.8A CN201711310738A CN108035972A CN 108035972 A CN108035972 A CN 108035972A CN 201711310738 A CN201711310738 A CN 201711310738A CN 108035972 A CN108035972 A CN 108035972A
- Authority
- CN
- China
- Prior art keywords
- inner ring
- tensioning
- ring
- block
- holding rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/54—Systems consisting of a plurality of bearings with rolling friction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/38—Ball cages
- F16C33/3806—Details of interaction of cage and race, e.g. retention, centring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/38—Ball cages
- F16C33/3837—Massive or moulded cages having cage pockets surrounding the balls, e.g. machined window cages
- F16C33/3862—Massive or moulded cages having cage pockets surrounding the balls, e.g. machined window cages comprising two annular parts joined together
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/664—Retaining the liquid in or near the bearing
- F16C33/6651—Retaining the liquid in or near the bearing in recesses or cavities provided in retainers, races or rolling elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/6681—Details of distribution or circulation inside the bearing, e.g. grooves on the cage or passages in the rolling elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/07—Fixing them on the shaft or housing with interposition of an element
- F16C35/073—Fixing them on the shaft or housing with interposition of an element between shaft and inner race ring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2326/00—Articles relating to transporting
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
One kind tensioning bearing, belongs to technical field of bearings, including the first inner ring, the second inner ring, ball, retainer, outer ring, tensioning block and bolt；First inner ring, the second inner ring, ball, retainer have two, and are axially and symmetrically arranged at outer ring both sides；First inner ring, the concentric setting of the second inner ring and outer ring；Second inner ring is sheathed on outside the first inner ring, and the first inner ring, the second inner ring gap setting form interior shoe cream room；Tensioning block is mounted on the outside of first inner ring；The tensioning block is in hollow round table-like；Flare openings are both provided with the outside of first inner ring, and the first inner ring inner wall and tensioning block outer wall fit；The tensioning block includes the upper tensioning half block being mutually inserted and lower tensioning half block.Two pieces of first inner rings of tensioning block sandwiched, so that this bearing to be fixedly installed in the shaft of different-diameter, play the role of tensioning.
Description
Technical field
The invention belongs to technical field of bearings, and in particular to for a kind of tensioning bearing.
Background technology
In the equipment such as conveyer, bearing is extremely important component, and the normal operation of machine is required for sprocket wheel to drive.
Due to requiring higher and higher, the requirement to the mechanical performance of bearing to the conveying capacity of the equipment such as conveyer now
It is higher and higher.
Tensioning bearing is the bearing of existing frequently-used adaptation high-strength working, it is generally passed through by interior tensioning tailing axle with tail wheel
Bearing block is fixed and formed, but the stress that such structure makes bearing produce in the running can be very big, moreover, such connection
More loosely, vibrations during operating are also larger.
The content of the invention
It is an object of the invention to overcome the defects of mentioned above and deficiency, and provide a kind of rolling bearing.
One kind tensioning bearing, including the first inner ring, the second inner ring, ball, retainer, outer ring, tensioning block and bolt；It is described
First inner ring, the second inner ring, ball, retainer have two, and are axially and symmetrically arranged at outer ring both sides；First inner ring,
The concentric setting of second inner ring and outer ring；Second inner ring is sheathed on outside the first inner ring, and between the first inner ring, the second inner ring
Gap sets to form interior shoe cream room；The outer ring is sheathed on outside the second inner ring, and is provided with ball between outer ring and the second inner ring
And retainer；The ball is embedded at retainer；The outer wall of second inner ring and the inner wall of outer ring are both provided with raceway；It is described
Tensioning block is mounted on the outside of first inner ring；The tensioning block is in hollow round table-like；It is both provided with the outside of first inner ring
Flare openings, and the first inner ring inner wall and tensioning block outer wall fit；The tensioning block includes the upper tensioning half being mutually inserted
Block and lower tensioning half block；The upper tensioning half block is provided at both ends with flange；The lower tensioning half block both ends offer and flange phase
The locating slot of adaptation；The flange is inserted in locating slot；Bolt is equipped between two pieces of tensioning blocks；Screw bolt passes tensioning block
Fixed afterwards with nut.
The first inner ring both sides are both provided with the cricoid first lug of footpath convex, and first lug cross section is L-shape,
The second inner ring both sides are arranged in first lug；Corral sets out interior shoe cream room in first inner ring, first lug and second.
First inner ring offers the first oil filler point.
The retainer includes retaining ring and the holding rod being wholely set；The retaining ring is in hollow ring-type；The guarantor
The equidistant axial arranging of bar is held in retaining ring side, the gap of adjacent holding rod is less than the diameter of ball；Before and after the holding rod
Both sides set fluted；The radius of circular arc where the groove is equal or slightly larger than ball bearing radius.
The holding rod inboard width is less than outside width；The cross section of the holding rod is in inverted isosceles trapezoid.
One kind tensioning bearing, further includes in circular spacer ferrule；The inner wall of the holding rod free end is provided with positioning
Groove；The spacer ferrule is embedded at locating slot；The spacer ferrule internal diameter is not less than holding rod internal diameter.
The spacer ferrule is formed by two circle of iron plate winding of strip.
Two pieces of first inner rings of tensioning block sandwiched, so that this bearing to be fixedly installed in the shaft of different-diameter, play tensioning
Effect.The interior shoe cream room of this bearing stores lubricating oil, plays the role of flexible carrying.When this bearing is acted on be subject to radial direction
During power, hydraulic energy flexible support, so as to relax the accidental loads of radial direction, reduces the abrasion of bearing, extends the service life of bearing.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the structure diagram of tensioning block；
Fig. 3 is to maintain the structure diagram of frame；
In figure：First inner ring 1, first lug 1a, the first oil filler point 1b, interior shoe cream room 2, the second inner ring 3, ball 4, retainer 5,
Retaining ring 5a, holding rod 5b, locating slot 5c, spacer ferrule 5d, groove 5e, raceway 6, outer ring 7, tensioning block 8, upper tensioning half block 8a,
Flange 8b, lower tensioning half block bc, locating slot 8d, bolt 9.
Embodiment
Below in conjunction with the accompanying drawings, this patent is described in further detail.
One kind tensioning bearing, including the first inner ring 1, the second inner ring 3, ball 4, retainer 5 and outer ring 7；In described first
The 1, second inner ring 3 of circle, ball 4, retainer 5 have two, and are axially and symmetrically arranged at 7 both sides of outer ring；First inner ring 1,
The 7 concentric setting of second inner ring 3 and outer ring；Second inner ring 3 is sheathed on outside the first inner ring 1, and the first inner ring 1, second
3 gap setting of inner ring forms interior shoe cream room 2；The outer ring 7 is sheathed on outside the second inner ring 3, and 7 and second inner ring 3 of outer ring it
Between be provided with ball 4 and retainer 5；The ball 4 is embedded at retainer 5；The outer wall of second inner ring 3 and outer ring 7 it is interior
Wall is both provided with raceway 6.
Interior shoe cream room 2 stores lubricating oil, plays the role of flexible carrying.When this bearing is subject to the active force of radial direction,
Hydraulic energy flexible support, so as to relax the accidental loads of radial direction, reduces the abrasion of bearing, extends the service life of bearing.
The outside of first inner ring 1 is mounted on tensioning block 8；The tensioning block 8 is in hollow round table-like；In described first
The outside of circle 1 is both provided with flare openings, and 1 inner wall of the first inner ring and 8 outer wall of tensioning block fit；The tensioning block 8 includes
The upper tensioning half block 8a and lower tensioning half block bc being mutually inserted；The upper tensioning half block 8a is provided at both ends with flange 8b；Under described
Tensioning half block bc both ends offer the locating slot 8d being adapted with flange 8b；The flange 8b is inserted in locating slot 8d；Two pieces
Bolt 9 is equipped between tight block 8；Bolt 9 is fixed after sequentially passing through tensioning block 8 with nut.
Two pieces of 8 first inner rings of sandwiched 1 of tensioning block, so that this bearing to be fixedly installed in the shaft of different-diameter.Pass through tune
Whole flange 8b is inserted in the depth of locating slot 8d, to adjust the internal diameter of tensioning block 8, to adapt to the shaft of different-diameter.
First inner ring, 1 both sides are both provided with the cricoid first lug 1a of footpath convex, first lug 1a cross sections
L-shape, 3 both sides of the second inner ring are arranged in first lug 1a；First inner ring 1, first lug 1a and the second inner ring 3 enclose
Set out interior shoe cream room 2.
First lug 1a plays the role of connecting the first inner ring 1 and the second inner ring 3.Second inner ring 3 can be relative in first
Circle 1 does the local displacement of radial direction, plays the role of buffering and fine setting.
First inner ring 1 offers the first oil filler point 1b.Hydraulic oil enters the first oiling by the first oil filler point 1b
Hole 1b.
The retainer 5 includes retaining ring 5a, the holding rod 5b being wholely set and in circular spacer ferrule 5d.
The retaining ring 5a is in hollow ring-type；The equidistant axial arrangings of holding rod 5b are in retaining ring 5a sides, phase
The gap of adjacent holding rod 5b is less than the diameter of ball 4；The holding rod 5b front and rear sides set fluted 5e；The groove 5e institutes
The radius of circular arc be equal or slightly larger than 4 radius of ball.
The holding rod 5b inboard widths are less than outside width；The cross section of the holding rod 5b is in inverted isosceles ladder
Shape, the holding power of larger radial direction is provided for retainer 5.
The inner wall of the holding rod 5b free ends is provided with locating slot 5c；The spacer ferrule 5d is embedded at locating slot 5c；Institute
State spacer ferrule 5d internal diameters and be not less than holding rod 5b internal diameters.The spacer ferrule 5d is formed by two circle of iron plate winding of strip.Positioning
The setting of 5d is bound round, on the one hand prevents ball 4 from unexpectedly jumping out, on the other hand, plays the role of opening holding rod 5b, is holding rod
The free end of 5b provides holding power, meanwhile, it ensure that the free end of all holding rod 5b is substantially on same circumference.
The structure of retaining ring 5a is respectively provided with relative to holding rod 5b both ends, this retainer can save material and cost, reduce
The weight of bearing, while be conducive to the assembling of ball 4 and retainer 5.
The present invention is illustrated according to embodiment, on the premise of present principles are not departed from, if the present apparatus can also make
Dry modification and improvement.It should be pointed out that all technical solutions obtained using modes such as equivalent substitution or equivalent transformations, all fall within this
In the protection domain of invention.
Claims (7)
1. one kind tensioning bearing, it is characterised in that including the first inner ring（1）, the second inner ring（3）, ball（4）, retainer（5）、
Outer ring（7）, tensioning block（8）And bolt（9）；First inner ring（1）, the second inner ring（3）, ball（4）, retainer（5）Have
Two, and axially and symmetrically it is arranged at outer ring（7）Both sides；First inner ring（1）, the second inner ring（3）And outer ring（7）It is concentric to set
Put；Second inner ring（3）It is sheathed on the first inner ring（1）Outside, and the first inner ring（1）, the second inner ring（3）Gap setting is formed
Interior shoe cream room（2）；The outer ring（7）It is sheathed on the second inner ring（3）Outside, and outer ring（7）With the second inner ring（3）Between be provided with
Ball（4）And retainer（5）；The ball（4）It is embedded at retainer（5）；Second inner ring（3）Outer wall and outer ring（7）
Inner wall be both provided with raceway（6）；First inner ring（1）Outside is mounted on tensioning block（8）；The tensioning block（8）In being in
Empty is round table-like；First inner ring（1）Outside is both provided with flare openings, and the first inner ring（1）Inner wall and tensioning block（8）
Outer wall fits；The tensioning block（8）Including the upper tensioning half block being mutually inserted（8a）With lower tensioning half block（bc）；Described upper
Tight half block（8a）It is provided at both ends with flange（8b）；The lower tensioning half block（bc）Both ends offer and flange（8b）Adaptable determines
Position groove（8d）；The flange（8b）It is inserted in locating slot（8d）；Two pieces of tensioning blocks（8）Between be equipped with bolt（9）；Bolt（9）
Sequentially pass through tensioning block（8）Fixed afterwards with nut.
A kind of 2. tensioning bearing as claimed in claim 1, it is characterised in that first inner ring（1）Both sides are both provided with footpath
The cricoid first lug of convex（1a）, first lug（1a）Cross section is L-shape, second inner ring（3）Both sides are arranged in
First lug（1a）；First inner ring（1）, first lug（1a）With the second inner ring（3）Enclose and set out interior shoe cream room（2）.
A kind of 3. tensioning bearing as claimed in claim 1, it is characterised in that first inner ring（1）Offer the first oiling
Hole（1b）.
A kind of 4. tensioning bearing as claimed in claim 1, it is characterised in that the retainer（5）Including the guarantor being wholely set
Held in ring（5a）And holding rod（5b）；The retaining ring（5a）In hollow ring-type；The holding rod（5b）Equidistant axial arranging
In retaining ring（5a）Side, adjacent holding rod（5b）Gap be less than ball（4）Diameter；The holding rod（5b）Front and rear sides
Set fluted（5e）；The groove（5e）The radius of the circular arc at place is equal or slightly larger than ball（4）Radius.
A kind of 5. tensioning bearing as claimed in claim 4, it is characterised in that the holding rod（5b）Inboard width is less than outer
Side width；The holding rod（5b）Cross section be in inverted isosceles trapezoid.
6. a kind of tensioning bearing as claimed in claim 4, it is characterised in that further include in circular spacer ferrule（5d）；Institute
State holding rod（5b）The inner wall of free end is provided with locating slot（5c）；The spacer ferrule（5d）It is embedded at locating slot（5c）；It is described
Spacer ferrule（5d）Internal diameter is not less than holding rod（5b）Internal diameter.
A kind of 7. tensioning bearing as claimed in claim 6, it is characterised in that the spacer ferrule（5d）Rolled up by the iron plate of strip
Formed around two circles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711310738.8A CN108035972A (en) | 2017-12-11 | 2017-12-11 | One kind tensioning bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711310738.8A CN108035972A (en) | 2017-12-11 | 2017-12-11 | One kind tensioning bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108035972A true CN108035972A (en) | 2018-05-15 |
Family
ID=62102324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711310738.8A Withdrawn CN108035972A (en) | 2017-12-11 | 2017-12-11 | One kind tensioning bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108035972A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108708903A (en) * | 2018-07-24 | 2018-10-26 | 安徽利达汽车轴承制造有限公司 | A kind of split-type shaft bearing member facilitating installation |
-
2017
- 2017-12-11 CN CN201711310738.8A patent/CN108035972A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108708903A (en) * | 2018-07-24 | 2018-10-26 | 安徽利达汽车轴承制造有限公司 | A kind of split-type shaft bearing member facilitating installation |
| CN108708903B (en) * | 2018-07-24 | 2023-12-15 | 安徽利达汽车轴承制造有限公司 | Split bearing piece convenient to install |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180515 |
|
| WW01 | Invention patent application withdrawn after publication |