CN208123256U - double-row self-aligning bearing and mounting structure - Google Patents
double-row self-aligning bearing and mounting structure Download PDFInfo
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- CN208123256U CN208123256U CN201820174713.3U CN201820174713U CN208123256U CN 208123256 U CN208123256 U CN 208123256U CN 201820174713 U CN201820174713 U CN 201820174713U CN 208123256 U CN208123256 U CN 208123256U
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Abstract
The purpose of the utility model is to provide a kind of double-row self-aligning bearing mounting structures.A kind of double-row self-aligning bearing, including：Inner ring equipped with biserial raceway, two barrel shaped roller components, the outer ring equipped with spherical raceway；The outer ring includes axial to two semi outer rings being divided to；Gap is equipped between two semi outer rings.The outer ring of the double-row self-aligning bearing includes axial to two semi outer rings being divided to, and the single-row adjustment of clearance energy between spherical raceway and two column barrel shaped rollers, accuracy of manufacture requirement in outer ring is lower to be not likely to produce rejected product.
Description
Technical field
The utility model relates to field of bearings, especially a kind of double-row self-aligning bearing and mounting structure.
Background technique
Double-row self-aligning roller bearing is between the outer ring that the inner ring and raceway for having biserial raceway are spherical surface, and group is filled with cydariform
The bearing of roller；Double-row self-aligning roller bearing has automatic aligning performance, and carrying radial load is big, can bear the axis of both direction
To load, load can be also absorbed impact, suitable for axis and bearing saddle bore because manufacture or rigging error are also easy to produce the big of relative tilt
Type mechanical equipment.The outer ring of traditional double-row self-aligning roller bearing is integral outer ring, and there are spherical raceways and two column barrel shaped rollers
Between clearance be difficult to single-row adjustment, therefore the accuracy of manufacture more demanding deficiency for being also easy to produce rejected product in outer ring designs one kind
Clearance between spherical raceway and two column barrel shaped rollers can single-row adjustment, the outer ring accuracy of manufacture require it is lower be not likely to produce it is unqualified
The double-row self-aligning bearing and mounting structure of product, become urgent problem to be solved.
Utility model content
It is integral outer ring the purpose of this utility model is to overcome the outer ring of current double-row self-aligning roller bearing, exists
Clearance between spherical raceway and barrel shaped roller is difficult to single-row adjustment, and the outer ring accuracy of manufacture is more demanding to be also easy to produce rejected product
Deficiency, provide a kind of clearance between spherical raceway and two column barrel shaped rollers can single-row adjustment, the outer ring accuracy of manufacture requires lower
It is not likely to produce the double-row self-aligning bearing and mounting structure of rejected product.
The specific technical solution of the utility model is：
A kind of double-row self-aligning bearing, including：Inner ring equipped with biserial raceway, two barrel shaped roller components are equipped with spherical surface and roll
The outer ring in road；The outer ring includes axial to two semi outer rings being divided to；Gap is equipped between two semi outer rings.The biserial
The outer ring of self-aligning bearing includes axial to two semi outer rings being divided to, and the clearance between spherical raceway and two column barrel shaped rollers can be single-row
Adjustment, accuracy of manufacture requirement in outer ring is lower to be not likely to produce rejected product.
A kind of mounting structure of double-row self-aligning bearing, the double-row self-aligning bearing have above-mentioned double-row self-aligning bearing
Limiting structure；The double-row self-aligning bearing mounting structure includes：It is arranged in inner ring and is equipped with the shaft shoulder for blocking inner ring one end
Shaft, the nut pushing down the inner ring other end and being connect with shaft thread, equipped with the bearing block for covering the inner hole outside semi outer rings, if
Retaining ring in bearing block one end, the logical lid being connect with the bearing block other end, two and the one-to-one clearance tune of two semi outer rings
Engagement positions, semi outer rings axial direction stabilising arrangement.It wraps the outer ring of the double-row self-aligning bearing of the mounting structure of the double-row self-aligning bearing
Include axial to two semi outer rings being divided to, the single-row adjustment of clearance energy between spherical raceway and two column barrel shaped rollers, outer ring manufacture essence
Degree requires lower to be not likely to produce rejected product；Cooperated by a trip clearance adjustment apparatus and semi outer rings axial direction stabilising arrangement, adjustment
Clearance between one semi outer rings and the barrel shaped roller of a barrel shaped roller component swims clearance adjustment apparatus by another to setting value
Cooperate with semi outer rings axial direction stabilising arrangement, adjusts the trip between another semi outer rings and the barrel shaped roller of another barrel shaped roller component
Gap is to setting value, and difference is quick and clearance Adjustment precision is high.
Preferably, the trip clearance adjustment apparatus includes：Two correspond the adjustment for blocking two semi outer rings outer ends
Pressing ring, two correspond set on retaining ring and the logical screw hole group covered, two screw groups being made of several adjusting screws；Spiral shell
Hole group is identical as the adjusting screw number of screw group by number and constitutes along the adjustment screw hole of inner hole circumference distribution；One spiral shell
The screw rod of the adjusting screw of nail group pushes down the outer end of an adjustment pressing ring and the adjustment screw hole one with the screw hole group being set on retaining ring
One correspondence is spirally connected；The screw rod of the adjusting screw of another screw group is pushed down the outer end of another adjustment pressing ring and is covered with being set to lead to
Screw hole group adjustment screw hole one-to-one correspondence be spirally connected.Clearance adjustment apparatus structure is simple and practical, and clearance adjustment is efficient and convenient.
Preferably, the semi outer rings axial direction stabilising arrangement includes：Card slot in the middle part of inner hole is set to outside two and half
The elastic collar 18 between inner end and with card slot clamping is enclosed, two one-to-one correspondence push down two semi outer rings inner ends and and elastic collar
The elastic piece group that 18 two side ends connect one to one.The elastic piece group of semi outer rings axial direction stabilising arrangement makes to adjust outside the half of clearance
It encloses axial position to stablize, and so that the outside end motion of semi outer rings is facilitated adjustment clearance by the effect of the reset force of elastic piece group.
Compared with prior art, the utility model has the beneficial effects that：The outer ring of the double-row self-aligning bearing includes axis
To two semi outer rings being divided to, clearance between spherical raceway and two column barrel shaped rollers can single-row adjustment, the outer ring accuracy of manufacture wants
It asks lower and is not likely to produce rejected product.The outer ring of the double-row self-aligning bearing of the mounting structure of the double-row self-aligning bearing includes axis
To two semi outer rings being divided to, clearance between spherical raceway and two column barrel shaped rollers can single-row adjustment, the outer ring accuracy of manufacture wants
It asks lower and is not likely to produce rejected product；Cooperated by a trip clearance adjustment apparatus and semi outer rings axial direction stabilising arrangement, adjusts one
Clearance between semi outer rings and the barrel shaped roller of a barrel shaped roller component passes through another trip clearance adjustment apparatus and half to setting value
The cooperation of outer ring axial direction stabilising arrangement, the clearance adjusted between another semi outer rings and the barrel shaped roller of another barrel shaped roller component arrive
Setting value, quick respectively and clearance Adjustment precision are high.Clearance adjustment apparatus structure is simple and practical, and clearance adjustment is efficient and convenient.Half
The elastic piece group of outer ring axial direction stabilising arrangement stablizes the semi outer rings axial position for adjusting clearance, and answering by elastic piece group
Position power effect makes the outside end motion of semi outer rings facilitate adjustment clearance.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the utility model.
In figure：Biserial raceway 1, inner ring 2, barrel shaped roller component 3, spherical raceway 4, semi outer rings 5, gap 6, the shaft shoulder 7, shaft
8, nut 9, inner hole 10, bearing block 11, retaining ring 12, logical lid 13, adjustment pressing ring 14, adjusting screw 15, adjustment screw hole 16, card slot
17, elastic collar 18, elastic piece group 19, barrel shaped roller 20.
Specific embodiment
The utility model is described further shown in reference to the accompanying drawing.
As shown in Fig. 1：
A kind of double-row self-aligning bearing, including：Inner ring 2 equipped with biserial raceway 1, two barrel shaped roller components 3 are equipped with spherical surface
The outer ring of raceway 4；The outer ring includes axial to two semi outer rings 5 being divided to；Gap 6 is equipped between two semi outer rings 5.
A kind of mounting structure of double-row self-aligning bearing, the double-row self-aligning bearing have above-mentioned double-row self-aligning bearing
Limiting structure；The double-row self-aligning bearing mounting structure includes：It is arranged in inner ring 2 and is equipped with the axis for blocking 2 one end of inner ring
The shaft 8 of shoulder 7, the nut 9 pushing down 2 other end of inner ring and being threadedly coupled with shaft 8, equipped with the inner hole 10 covered outside semi outer rings 5
Bearing block 11, the retaining ring 12 set on 11 one end of bearing block, the logical lid 13 being spirally connected with 11 other end of bearing block, two and two and half
Clearance adjustment apparatus, the axial stabilising arrangement of semi outer rings 5 are swum correspondingly in outer ring 5.Nut 9 is round nut.
The trip clearance adjustment apparatus includes：Two correspond and block the adjustment pressing rings 14 of two 5 outer ends of semi outer rings, and two
It is a to correspond the screw hole group being set on retaining ring 12 and Tong Gai 13, two screw groups being made of four adjusting screws 15；Screw hole
Group is identical as 15 numbers of adjusting screw of screw group by number and constitutes along the uniformly distributed adjustment screw hole 16 of 10 circumference of inner hole；One
The screw rod of the adjusting screw 15 of a screw group push down the outer end of an adjustment pressing ring 14 and with the screw hole group that is set on retaining ring 12
The adjustment one-to-one correspondence of screw hole 16 is spirally connected；The screw rod of the adjusting screw 15 of another screw group pushes down the outer of another adjustment pressing ring 14
It holds and is spirally connected with the one-to-one correspondence of adjustment screw hole 16 for the screw hole group being set on logical lid 13.
The axial stabilising arrangement of the semi outer rings 5 includes：Card slot 17 set on 10 middle part of inner hole, is set to two semi outer rings 5
The elastic collar 18 being clamped between inner end and with card slot 17, two one-to-one correspondence push down two 5 inner ends of semi outer rings and and elastic card
Enclose the elastic piece group 19 that 18 two side ends correspond welding.The material of elastic piece group 19 is spring steel.
The clearance method of adjustment of the mounting structure of the double-row self-aligning bearing,（1）Rotate the adjustment spiral shell of a screw group
Nail 15, the screw rod of adjusting screw 15 overcome the resistance of an elastic piece group 19 through one semi outer rings 5 of promotion of adjustment pressing ring 14
Side is mobile axially inward, or reversely rotates the adjusting screw 15 of a screw group, in the reset masterpiece of an elastic piece group 19
Under, side is mobile axially outward for a semi outer rings 5, by the barrel shaped roller 20 of a semi outer rings 5 and a barrel shaped roller component 3
Between clearance be adjusted to setting value；（2）The adjusting screw 15 of another screw group is rotated, the screw rod of adjusting screw 15 is through another
Another semi outer rings 5 of the adjustment promotion of pressing ring 14 overcome the resistance side movement axially inward of another elastic piece group 19, or reversed
The adjusting screw 15 for rotating another screw group, under the reset force effect of another elastic piece group 19, another 5 edge of semi outer rings
Side is mobile axially outward, and the clearance between another semi outer rings 5 and the barrel shaped roller 20 of another 20 component 3 of barrel shaped roller is adjusted
To setting value.
The utility model has the beneficial effects that：The outer ring of the double-row self-aligning bearing include it is axial to two and half be divided to outside
Circle, the single-row adjustment of clearance energy between spherical raceway and two column barrel shaped rollers, the outer ring accuracy of manufacture require lower is not likely to produce not
Qualified product.The outer ring of the double-row self-aligning bearing of the mounting structure of the double-row self-aligning bearing include it is axial to two and half be divided to outside
Circle, the single-row adjustment of clearance energy between spherical raceway and two column barrel shaped rollers, the outer ring accuracy of manufacture require lower is not likely to produce not
Qualified product；Cooperated by a trip clearance adjustment apparatus and semi outer rings axial direction stabilising arrangement, adjusts a semi outer rings and a cydariform
Clearance between the barrel shaped roller of roller assembly passes through another trip clearance adjustment apparatus and semi outer rings axial direction stabilising arrangement to setting value
Cooperation adjusts the clearance between another semi outer rings and the barrel shaped roller of another barrel shaped roller component to setting value, respectively fast
And clearance Adjustment precision is high.Clearance adjustment apparatus structure is simple and practical, and clearance adjustment is efficient and convenient.Semi outer rings axial direction stabilising arrangement
Elastic piece group make to adjust the semi outer rings axial position of clearance and stablize, and semi outer rings are made by the effect of the reset force of elastic piece group
Outside end motion facilitates adjustment clearance.
The utility model can be changed for various ways it is apparent to one skilled in the art, it is such change not
Think to be detached from the scope of the utility model.The technical staff in the field is obviously modified as all, will include
Within the scope of present claims.
Claims (3)
1. a kind of mounting structure of double-row self-aligning bearing, the double-row self-aligning bearing include：Inner ring equipped with biserial raceway, two
A barrel shaped roller component, the outer ring equipped with spherical raceway；The outer ring includes axial to two semi outer rings being divided to；Outside two and half
Gap is equipped between circle；It is characterized in that the double-row self-aligning bearing mounting structure includes：It is arranged in inner ring and is equipped with and block
The shaft of the shaft shoulder of inner ring one end, the nut pushing down the inner ring other end and being connect with shaft thread, equipped with covering outside semi outer rings
The bearing block of inner hole, the retaining ring set on bearing block one end, the logical lid being connect with the bearing block other end, two and two semi outer rings one
One corresponding trip clearance adjustment apparatus, semi outer rings axial direction stabilising arrangement.
2. the mounting structure of double-row self-aligning bearing according to claim 1, characterized in that the trip clearance adjustment apparatus packet
It includes：Two correspond the adjustment pressing ring for blocking two semi outer rings outer ends, and two correspond set on retaining ring and the logical spiral shell covered
Hole group, two screw groups being made of several adjusting screws；Screw hole group is identical as the adjusting screw number of screw group by number
And it is constituted along the adjustment screw hole of inner hole circumference distribution；The screw rod of the adjusting screw of one screw group pushes down an adjustment pressing ring
Outer end and be set to retaining ring on screw hole group adjustment screw hole one-to-one correspondence be spirally connected；The spiral shell of the adjusting screw of another screw group
Bar pushes down the outer end of another adjustment pressing ring and is spirally connected with the adjustment screw hole one-to-one correspondence for being set to the logical screw hole group covered.
3. the mounting structure of double-row self-aligning bearing according to claim 1 or 2, characterized in that the semi outer rings are axial
Stabilising arrangement includes：Card slot in the middle part of inner hole, the elastic collar between two semi outer rings inner ends and with card slot clamping,
Two correspond the elastic piece group pushing down two semi outer rings inner ends and connecting one to one with elastic collar two side ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820174713.3U CN208123256U (en) | 2018-01-31 | 2018-01-31 | double-row self-aligning bearing and mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820174713.3U CN208123256U (en) | 2018-01-31 | 2018-01-31 | double-row self-aligning bearing and mounting structure |
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| Publication Number | Publication Date |
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| CN208123256U true CN208123256U (en) | 2018-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820174713.3U Active CN208123256U (en) | 2018-01-31 | 2018-01-31 | double-row self-aligning bearing and mounting structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145540A (en) * | 2019-06-26 | 2019-08-20 | 大连光扬轴承制造有限公司 | One kind, which can float, adjusts double row tapered roller bearing and adjusting method |
-
2018
- 2018-01-31 CN CN201820174713.3U patent/CN208123256U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145540A (en) * | 2019-06-26 | 2019-08-20 | 大连光扬轴承制造有限公司 | One kind, which can float, adjusts double row tapered roller bearing and adjusting method |
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