CN108035975A - A kind of Limit Bearing - Google Patents
A kind of Limit Bearing Download PDFInfo
- Publication number
- CN108035975A CN108035975A CN201711379066.6A CN201711379066A CN108035975A CN 108035975 A CN108035975 A CN 108035975A CN 201711379066 A CN201711379066 A CN 201711379066A CN 108035975 A CN108035975 A CN 108035975A
- Authority
- CN
- China
- Prior art keywords
- ring
- turn
- dustproof cover
- retainer
- 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- Withdrawn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
- 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
- F16C33/581—Raceways; Race rings integral with other parts, e.g. with housings or machine elements such as shafts or gear wheels
-
- 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
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7886—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted outside the gap between the inner and outer races, e.g. sealing rings mounted to an end face or outer surface of a race
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
A kind of Limit Bearing, belongs to technical field of bearings, including outer ring, rolling member, inner ring, dustproof cover and retainer；The inner ring and outer ring are in circular and concentric setting, and rolling member is located between inner ring and outer ring；The rolling member is embedded at retainer；The dustproof cover is fixed on outer ring, and dustproof cover extends internally, and dustproof cover the inner is embedded at retainer, and dustproof cover and retainer gap setting；The retainer includes retaining ring, holding rod and the spacer ferrule in annular shape being wholely set；The middle part of the outer ring outer wall is equipped with a ring internal channel, and a spacing ring is equipped with the internal channel, and spacing ring is an opening elastomeric element, and spacing ring includes semicircular arc left half-turn and right half-turn.This programme is recessed inwardly to form an internal channel by the outer wall in outer ring, and is equipped with a spacing ring in the internal channel, and spacing ring can lock bearing body in the axial direction, and spacing ring can limit the axial movement of both direction, prevent bearing body sideslip.
Description
Technical field
The invention belongs to technical field of bearings, and in particular to be a kind of Limit Bearing.
Background technology
Bearing friction coefficient is small, and limit speed is high, simple in structure, and manufacture cost is low, and precision is high, without often safeguarding, and
And size range is big, form is more, thus it is widely used.After working long hours, sideslip can occur bearing for the outer ring of bearing, so that
The use of bearing is influenced, influences work efficiency.In addition for steel ball directly with keeping hole face to contact, friction is larger during bearing operation；
The lubricating grease that lubricating action is played during bearing operation is easily thrown out of with the rotation of steel ball, is often occurred due to profit in use
Sliding premature failure that is bad and causing bearing, destroy.
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 Limit Bearing.
The present invention realizes that the technical solution that its purpose uses is as follows.
A kind of Limit Bearing, including outer ring, rolling member, inner ring, dustproof cover and retainer；The inner ring and outer ring are in circle
Ring-type and concentric setting, and rolling member is located between inner ring and outer ring；The rolling member is embedded at retainer；It is described dust-proof
Lid is fixed on outer ring, and dustproof cover extends internally, and dustproof cover the inner is embedded at retainer, and dustproof cover and retainer gap setting；
The retainer includes retaining ring, holding rod and the spacer ferrule in annular shape being wholely set；Set in the middle part of the outer ring outer wall
There is a ring internal channel, a spacing ring is equipped with the internal channel, spacing ring is an opening elastomeric element, and spacing ring is included in half
The left half-turn and right half-turn of arc-shaped.
The inner bending of the dustproof cover is L-shaped.
The retaining ring is in hollow ring-type；The equidistant axial arranging of holding rod is in retaining ring side, adjacent holding
The gap of bar is less than the diameter of rolling member；The holding rod front and rear sides set fluted；Half of circular arc where the groove
Footpath is equal or slightly larger than rolling member radius；The holding rod inboard width is less than outside width；The cross section of the holding rod is in
Inverted isosceles trapezoid；The inner wall of the holding rod free end is provided with locating slot；The spacer ferrule is embedded at locating slot；It is described
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.
Described left half-turn one end is hinged with right half-turn, and the other end is hinged with positioning column；Described right half-turn one end and left half-turn
Hinged, the other end is equipped with screw；The positioning column is hollow cylinder, and cylinder inner wall is provided with internal thread；Institute
Screw is stated to pass through and be arranged in right half-turn one end；The screw is provided with external screw thread and is threadedly coupled with positioning column.
A kind of Limit Bearing, further includes anchor；The protrusion of left half-turn one end semicircle shape, described right half-turn one end are set
There is the caulking groove of semicircle shape；The protrusion is embedded at caulking groove；The anchor is arranged in raised and caulking groove.
A kind of Limit Bearing, further includes locating pin；The location hole of perforation is laid with the left half-turn and right half-turn；It is described
The angle of cut of location hole and spacing ring radius is 40 ° ~ 85 °；The locating pin is embedded at location hole, and the length of locating pin is more than fixed
The depth in position hole.
This programme is recessed inwardly to form an internal channel by the outer wall in outer ring, and is equipped with a spacing ring in the internal channel,
Spacing ring can lock bearing body in the axial direction, and spacing ring can limit the axial movement of both direction, prevent bearing sheet
Body sideslip.This programme is by setting spacing ring for an opening elastomeric element spacing ring can be facilitated to be installed in internal channel.
In addition, this bearing, the structure of outer ring is embedded at using dustproof cover the inner, improve bearing inner race, bearing outer ring with
Seal degree and intensity between dustproof cover, it is ensured that mechanical transmission mechanism effective operation for a long time.
Brief description of the drawings
Fig. 1 is the schematic cross-sectional view of the present invention；
Fig. 2 is to maintain the structure diagram of frame；
Fig. 3 is the expanded schematic diagram of spacing ring；
Fig. 4 is raised and caulking groove scheme of installation；
Fig. 5 is the schematic cross-sectional view in A portions in Fig. 3；
In figure：Outer ring 1, rolling member 2, inner ring 3, dustproof cover 4, retainer 5, retaining ring 5a, holding rod 5b, locating slot 5c, positioning
Bind round 5d, groove 5e, internal channel 6, left half-turn 7, positioning column 7a, protrusion 7b, right half-turn 8, screw 8a, caulking groove 8b, anchor 9, positioning
Nail 10, location hole 11.
Embodiment
Below in conjunction with the accompanying drawings, the present invention is described in further detail.
A kind of Limit Bearing, including outer ring 1, rolling member 2, inner ring 3, dustproof cover 4 and retainer 5；The inner ring 3 and outer ring
1 in circular and concentric setting, and rolling member 2 is located between inner ring 3 and outer ring 1；The rolling member 2 is embedded at holding
Frame 5；The dustproof cover 4 is fixed on outer ring 1, and dustproof cover 4 extends internally, and 4 the inner of dustproof cover is embedded at inner ring 3, and dustproof cover 4 with
3 gap setting of inner ring；
The inner L-shaped structure design of dustproof cover 4 so that labyrinth seal structure is formed between dustproof cover 4 and inner ring 3, favorably
Enter Bearing inner in the leakage and isolation sand and dust for preventing lubricating oil.
This sealing bearing has a good sealing property, dustproof cover 4 to inner ring 1 and outer ring 2 without frictionally damage, be easily installed and tear open
Unload.
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 rolling member 2；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 2 radius of rolling member.
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 rolling member 2 from unexpectedly jumping out, on the other hand, plays the role of opening holding rod 5b, to keep
The free end of bar 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 rolling member 2 and retainer 5.
The middle part of 1 outer wall of outer ring is equipped with a ring internal channel 6, is equipped with a spacing ring in the internal channel 6, spacing ring is
One opening elastomeric element, spacing ring include semicircular arc left half-turn 7 and right half-turn 8.
Described 7 one end of left half-turn is hinged with right half-turn 8, and the other end is hinged with positioning column 7a；Described 8 one end of right half-turn and a left side
Half-turn 7 is hinged, and the other end is equipped with screw 8a；The positioning column 7a is hollow cylinder, and is provided with cylinder inner wall
Internal thread；The screw 8a is passed through and is arranged in right 8 one end of half-turn；The screw 8a be provided with external screw thread and with positioning column 7a spiral shells
Line connects.
When installing this spacing ring, screw 8a can screw in fixed around its axis rotation by rotary screw 8a, adjusting screw 8a
The depth of position column 7a, so as to adjust the radius of bearing spacing ring so that this spacing ring inner wall can be bonded bearing outer wall all the time.Positioning
Column 7a can be rotated around hinge joint, so as to adapt to being spirally connected for different angle.
A kind of Limit Bearing, further includes anchor 9；The raised 7b of 7 one end semicircle shape of left half-turn, the right half-turn 8 one
End is provided with the caulking groove 8b of semicircle shape；The protrusion 7b is embedded at caulking groove 8b；The anchor 9 is arranged in raised 7b and caulking groove 8b.
This spacing ring is embedded at the structure of caulking groove 8b using protrusion 7b, can guarantee that left half-turn 7 and right half-turn 8 all the time same
Horizontal plane, avoids both axial dipole field, is conducive to the installation of spacing ring, adds the intensity of spacing ring, extends spacing ring
Service life.
A kind of Limit Bearing, further includes locating pin 10；The location hole of perforation is laid with the left half-turn 7 and right half-turn 8
11；The angle of cut of the location hole 11 and spacing ring radius is 40 ° ~ 85 °；The locating pin 10 is embedded at location hole 11, and positions
The length of nail 10 is more than the depth of location hole 11.
The setting of locating pin 10, is conducive to the effect that spacing ring plays quick stop.Locating pin 10 is inserted in location hole
11,10 inner wall of locating pin touches bearing outer wall, so that fixing bearing.The direction of location hole 11 is obliquely installed, and avoids locating pin 10
Perpendicular contact bearing is impacted caused by bearing and deformation.
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 (6)
1. a kind of Limit Bearing, it is characterised in that including outer ring（1）, rolling member（2）, inner ring（3）, dustproof cover（4）And retainer
（5）；The inner ring（3）And outer ring（1）In circular and concentric setting, and rolling member（2）It is located in inner ring（3）And outer ring
（1）Between；The rolling member（2）It is embedded at retainer（5）；The dustproof cover（4）It is fixed on outer ring（1）, dustproof cover（4）Inwardly
Extension, dustproof cover（4）The inner is embedded at retainer（5）, and dustproof cover（4）With retainer（5）Gap setting；The retainer
（5）Including the retaining ring being wholely set（5a）, holding rod（5b）With the spacer ferrule in annular shape（5d）；The outer ring（1）Outer wall
Middle part be equipped with a ring internal channel（6）, the internal channel（6）A spacing ring is inside equipped with, spacing ring is an opening elastomeric element, is limited
Position ring includes semicircular arc left half-turn（7）With right half-turn（8）.
A kind of 2. Limit Bearing as claimed in claim 1, it is characterised in that the dustproof cover（4）The inner bending it is L-shaped.
A kind of 3. Limit Bearing as claimed in claim 1, it is characterised in that the retaining ring（5a）In hollow ring-type；Institute
State holding rod（5b）Equidistant axial arranging is in retaining ring（5a）Side, adjacent holding rod（5b）Gap be less than rolling member（2）
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 to
Or slightly larger than rolling member（2）Radius；The holding rod（5b）Inboard width is less than outside width；The holding rod（5b）It is transversal
Face is in inverted isosceles trapezoid；The 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）；The spacer ferrule（5d）Internal diameter is not less than holding rod（5b）Internal diameter；The spacer ferrule（5d）By strip
Two circle of iron plate winding of shape forms.
A kind of 4. Limit Bearing as claimed in claim 1, it is characterised in that the left half-turn（7）One end and right half-turn（8）Hinge
Connect, the other end is hinged with positioning column（7a）；The right half-turn（8）One end and left half-turn（7）Hinged, the other end is equipped with screw
（8a）；The positioning column（7a）For hollow cylinder, and cylinder inner wall is provided with internal thread；The screw（8a）Pass through
And it is arranged in right half-turn（8）One end；The screw（8a）It is provided with external screw thread and and positioning column（7a）It is threadedly coupled.
5. a kind of Limit Bearing as claimed in claim 1, it is characterised in that further include anchor（9）；The left half-turn（7）One
Hold the protrusion of semicircle shape（7b）, the right half-turn（8）One end is provided with the caulking groove of semicircle shape（8b）；The protrusion（7b）It is embedded at
Caulking groove（8b）；The anchor（9）It is arranged in protrusion（7b）And caulking groove（8b）.
6. a kind of Limit Bearing as claimed in claim 1, it is characterised in that further include locating pin（10）；The left half-turn（7）
With right half-turn（8）On be laid with the location hole of perforation（11）；The location hole（11）With the angle of cut of spacing ring radius for 40 ° ~
85°；The locating pin（10）It is embedded at location hole（11）, and locating pin（10）Length be more than location hole（11）Depth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711379066.6A CN108035975A (en) | 2017-12-19 | 2017-12-19 | A kind of Limit Bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711379066.6A CN108035975A (en) | 2017-12-19 | 2017-12-19 | A kind of Limit Bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108035975A true CN108035975A (en) | 2018-05-15 |
Family
ID=62100133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711379066.6A Withdrawn CN108035975A (en) | 2017-12-19 | 2017-12-19 | A kind of Limit Bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108035975A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111740538A (en) * | 2020-07-31 | 2020-10-02 | 南京擅水科技有限公司 | Locating part of high-speed motor bearing |
-
2017
- 2017-12-19 CN CN201711379066.6A patent/CN108035975A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111740538A (en) * | 2020-07-31 | 2020-10-02 | 南京擅水科技有限公司 | Locating part of high-speed motor bearing |
| CN111740538B (en) * | 2020-07-31 | 2021-05-25 | 江苏友孚汽车部件科技有限公司 | Locating part of high-speed motor bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180515 |