CN206072113U - A kind of top load is wear-resistant pivoting support - Google Patents
A kind of top load is wear-resistant pivoting support Download PDFInfo
- Publication number
- CN206072113U CN206072113U CN201621082505.8U CN201621082505U CN206072113U CN 206072113 U CN206072113 U CN 206072113U CN 201621082505 U CN201621082505 U CN 201621082505U CN 206072113 U CN206072113 U CN 206072113U
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- CN
- China
- Prior art keywords
- inner ring
- rolling element
- raceway
- outer ring
- upper piece
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Abstract
This utility model discloses a kind of wear-resistant pivoting support of top load, including outer ring, inner ring upper piece, inner ring bottom sheet, the first rolling element, the second rolling element and the 3rd rolling element, and the outer ring, inner ring upper piece and inner ring bottom sheet coordinate to rotate and connect.First rolling element, the second rolling element and the 3rd rolling element are placed at the outer ring, inner ring upper piece and inner ring bottom sheet cooperation.The outer ring inner ring face is provided with boss, and the boss inner ring surface is provided with outer ring raceway.This utility model increased contact raceway, first using contact raceway during device brings into operation, after contact raceway attrition is over, reuse normal raceway work.So that device can be with the operation of long-time stable, reduce maintaining cost, improve the work efficiency of device, device is provided with three groups of raceways and rolling element simultaneously, upper and lower and radial direction raceway is individually separated, the load-carrying ability of device is substantially increased, various load can be born simultaneously so that structure is more firm.
Description
Technical field
This utility model is related to a kind of machinery, in particulars relate to a kind of wear-resistant pivoting support of top load.
Background technology
Pivoting support is a kind of large size bearing that can bear combined load, can bear larger axial, radial direction simultaneously
Load and tilting moment.Pivoting support using very extensively, is known as in real industry：" joint of machine ", is two things
Need to make relative gyration between body, important biography necessary to the machinery of axial force, radial force, tilting moment need to be born again simultaneously
Dynamic component.When but traditional rotary supporting device is in the operation for carrying out top load, serious wear between raceway and rolling element,
Especially after raceway abrasion, precision is reduced, with regard to maintenance shut-downs after needing a period of time so that device work efficiency is low, and in height
In the operation of load, the support, distribution to load is held not precisely, reduces device service life, needs to change existing for this
Situation is unable to the problem of long-time steady operation with solving device.
The content of the invention
For the problem that above-mentioned prior art is present, this utility model provides a kind of top load wear-resistant pivoting support, greatly
The load-carrying ability and wear resistance of device are improve greatly, various load can be born simultaneously so that structure is more firm.
To achieve these goals, the technical solution adopted in the utility model is：
A kind of top load is wear-resistant pivoting support, including outer ring, inner ring upper piece, inner ring bottom sheet, the first rolling element, the second rolling
Kinetoplast and the 3rd rolling element, the outer ring, inner ring upper piece and inner ring bottom sheet coordinate and rotate connection, first rolling element, second
Rolling element and the 3rd rolling element are placed at the outer ring, inner ring upper piece and inner ring bottom sheet cooperation, and the outer ring inner ring face is provided with convex
Platform, the boss inner ring surface are provided with outer ring raceway, and the inner ring upper piece outer ring surface is provided with inner ring upper piece raceway, the inner ring bottom sheet
Outer ring surface is provided with inner ring bottom sheet raceway, and the outer ring raceway, inner ring upper piece raceway and inner ring bottom sheet raceway are equipped with contact raceway,
The contact groove-section is trapezoidal, and the inner ring upper piece and inner ring bottom sheet are threadedly coupled by soket head cap screw, described first
Rolling element is placed at outer ring and inner ring upper piece cooperation, and the first rolling element bottom is provided with the second rolling element and the second rolling element
3rd rolling element of bottom, first rolling element, the second rolling element and the 3rd rolling element are equal and contact raceway contact, coordinate.
As the further optimization of such scheme, chamfering ∠ A at the top of the outer ring, is provided with, the ∠ A are 25 ° to 50 °,
It is easy to device connection peripheral hardware in angle.
As the further optimization of such scheme, the arrangement of first rolling element, the second rolling element and the 3rd rolling element
Not point-blank, up and down and radial direction raceway is individually separated so that the load of each group of rolling element can be definitely in addition true
It is fixed, various load, sound construction can be born simultaneously.
Used as the further optimization of such scheme, first rolling element, the second rolling element and the 3rd rolling element adopt window
Formula spacing block is isolated.
As the further optimization of such scheme, be provided with the outer ring, inner ring upper piece and inner ring bottom sheet cooperation No. one it is close
Strip of paper used for sealing, a sealing strip bottom are provided with No. two sealing strips, and a sealing strip particular number is two groups, multigroup sealing strip
So that sealing effectiveness is more preferable.
Used as the further optimization of such scheme, the outer ring is provided with No. two screwed holes, under the inner ring upper piece and inner ring
Piece is provided with a screwed hole, and a screwed hole and No. two screwed holes are used to connect peripheral hardware.
As the further optimization of such scheme, the inner ring upper piece raceway, inner ring bottom sheet raceway, outer ring raceway and contact
Raceway adopts mid frequency induction hardening, depth of hardening >=1mm.
Compared with prior art, the beneficial effects of the utility model are as follows：
1st, the wear-resistant pivoting support of a kind of top load of the present utility model, by inner ring upper piece and inner ring bottom sheet with interior hexagonal spiral shell
Nail is fixedly connected, then which is coordinated with outer ring so that inner ring upper piece raceway, inner ring bottom sheet raceway and outer ring raceway are combined into
Rolling element raceway, and inner ring upper piece raceway, inner ring bottom sheet raceway and outer ring raceway are equipped with contact raceway, rolling element is in their groups
Into rolling element raceway in and contact raceway contact, contact groove-section is trapezium structure so that rolling element and contact raceway top
Portion contacts, and contact area is less, is effectively reduced frictional resistance, increases wearability, while also increasing inner ring upper piece, inner ring
Gap between bottom sheet and outer ring, prevents its mutual frictional dissipation, and after long-play weares and teares, contact raceway abrasion is over,
Rolling element ability and inner ring upper piece raceway, inner ring bottom sheet raceway and outer ring raceway contact work, the abrasion for substantially increasing device disappear
Consumption so that device can reduce maintenance work with long-play, and device is provided with three groups of raceways and rolling element, and the first rolling element,
Not point-blank, upper and lower and radial direction raceway is individually separated so that each group for the arrangement of the second rolling element and the 3rd rolling element
The load of rolling element definitely can be determined, can bear various load, sound construction simultaneously.
2nd, a kind of wear-resistant pivoting support of top load of the present utility model, increased contact raceway, brings into operation in device
During first using contact raceway, after contacting raceway attrition and being over, reuse the work of normal raceway so that device can be with
The operation of long-time stable, reduce maintaining cost, improve the work efficiency of device, at the same device be provided with three groups of raceways and
Rolling element, upper and lower and radial direction raceway are individually separated, and substantially increase the load-carrying ability of device, can bear various load simultaneously,
So that structure is more firm, device long-time steady operation can be caused.
Description of the drawings
Fig. 1 is a kind of cross-sectional view of the wear-resistant pivoting support of top load of the present utility model.
Fig. 2 is a kind of inner ring upper piece generalized section of the wear-resistant pivoting support of top load of the present utility model.
Fig. 3 is a kind of inner ring bottom sheet generalized section of the wear-resistant pivoting support of top load of the present utility model.
Fig. 4 is a kind of outer ring cross-sectional view of the wear-resistant pivoting support of top load of the present utility model.
Fig. 5 is a kind of outer ring close-up schematic view of the wear-resistant pivoting support of top load of the present utility model.
In figure, reference is：1st, outer ring；2nd, inner ring upper piece；3rd, soket head cap screw；4th, inner ring bottom sheet；5th, a sealing
Bar；6th, No. two sealing strips；7th, a screwed hole；8th, No. two screwed holes；9th, the first rolling element；10th, the second rolling element；11st, the 3rd
Rolling element；12nd, inner ring upper piece raceway；13rd, inner ring bottom sheet raceway；14th, outer ring raceway；15th, boss；16th, contact raceway.
Specific embodiment
To make the purpose of this utility model, technical scheme and advantage of greater clarity, below by embodiment, to this reality
It is further elaborated with new.However, it should be understood that specific embodiment described herein is only to explain this reality
With new, scope of the present utility model is not limited to.
Referring to Fig. 1-Fig. 5, Fig. 1 is that a kind of cross-section structure of the wear-resistant pivoting support of top load of the present utility model is illustrated
Figure.Fig. 2 is a kind of inner ring upper piece generalized section of the wear-resistant pivoting support of top load of the present utility model.Fig. 3 is this practicality
A kind of inner ring bottom sheet generalized section of the new wear-resistant pivoting support of top load.Fig. 4 is a kind of high load of the present utility model
The outer ring cross-sectional view of lotus is wear-resistant pivoting support.Fig. 5 is a kind of wear-resistant revolution of top load of the present utility model
The outer ring close-up schematic view for holding.
A kind of top load is wear-resistant pivoting support, including outer ring 1, inner ring upper piece 2, inner ring bottom sheet 4, the first rolling element 9,
Two rolling elements 10 and the 3rd rolling element 11, the outer ring 1, inner ring upper piece 2 and inner ring bottom sheet 4 coordinate to rotate and connect, the outer ring
1st, a sealing strip 5 is provided with 4 cooperation of inner ring upper piece 2 and inner ring bottom sheet, 5 bottom of a sealing strip is provided with No. two sealing strips
6,5 particular number of a sealing strip is two groups, and chamfering ∠ A is provided with the top of the outer ring 1, and the ∠ A are 25 ° to 50 °.
First rolling element 9, the second rolling element 10 and the 3rd rolling element 11 are placed in the outer ring 1, inner ring upper piece 2 and interior
At circle 4 cooperation of bottom sheet, the arrangement of first rolling element 9, the second rolling element 10 and the 3rd rolling element 11 is not point-blank.
1 inner ring surface of the outer ring is provided with boss 15, and 15 inner ring surface of the boss is provided with outer ring raceway 14,2 outer ring surface of the inner ring upper piece
Inner ring upper piece raceway 12 is provided with, 4 outer ring surface of inner ring bottom sheet is provided with inner ring bottom sheet raceway 13, the outer ring raceway 14, inner ring
Upper piece raceway 12 and inner ring bottom sheet raceway 13 are equipped with contact raceway 16, and 16 section of the contact raceway is trapezoidal, the inner ring
Upper piece raceway 12, inner ring bottom sheet raceway 13, outer ring raceway 14 and contact raceway 16 adopt mid frequency induction hardening, and depth of hardening >=
1mm, the inner ring upper piece 2 and inner ring bottom sheet 4 are threadedly coupled by soket head cap screw 3, and first rolling element 9 is placed in outer ring 1
At 2 cooperation of inner ring upper piece, 9 bottom of the first rolling element is provided with the of 10 bottom of the second rolling element 10 and the second rolling element
Three rolling elements 11, first rolling element 9, the second rolling element 10 and the 3rd rolling element 11 are contacted, are coordinated with contact raceway 16,
First rolling element 9, the second rolling element 10 and the 3rd rolling element 11 are isolated using window spacing block.
The outer ring 1 is provided with No. two screwed holes 8, and the inner ring upper piece 2 and inner ring bottom sheet 4 are provided with a screwed hole 7, described
A number screwed hole 7 and No. two screwed holes 8 are used to connect peripheral hardware.
A kind of top load of the present utility model is wear-resistant when pivoting support uses, by inner ring upper piece 2 and inner ring bottom sheet 4 with interior
Hex screw 3 is fixedly connected, then itself and outer ring 1 are coordinated so that inner ring upper piece raceway 12, inner ring bottom sheet raceway 13 and outer
Circle raceway 14 is combined into rolling element raceway, and inner ring upper piece raceway 12, inner ring bottom sheet raceway 13 and outer ring raceway 14 are equipped with and connect
Tactile raceway 16, rolling element are contacted with contact raceway 16 in the rolling element raceway that they constitute, and 16 section of contact raceway is trapezoidal
Structure so that rolling element and contact 16 top contact of raceway, contact area are less, are effectively reduced frictional resistance, increase resistance to
Mill property, while also increasing the gap between inner ring upper piece 2, inner ring bottom sheet 4 and outer ring 1, prevents its mutual frictional dissipation, works as length
After time service wear, the contact abrasion of raceway 16 is over, and rolling element is just and inner ring upper piece raceway 12, inner ring bottom sheet raceway 13 and outer
The circle contact work of raceway 14, substantially increases the attrition of device so that device can be reduced and safeguarded work with long-play
Make, device is provided with three groups of raceways and rolling element, and the arrangement of the first rolling element 9, the second rolling element 10 and the 3rd rolling element 11 is not
Point-blank, up and down and radial direction raceway is individually separated so that the load of each group of rolling element definitely can be determined,
Various load are born simultaneously can, sound construction, then with a screwed hole 7 and No. two screwed holes 8 by under inner ring upper piece 2, inner ring
Piece 4 and outer ring 1 are connected on peripheral hardware.
Preferred embodiment of the present utility model is the foregoing is only, it is not to limit this utility model, all at this
Any modification, equivalent or improvement made within the spirit and principle of utility model etc., should be included in this utility model
Protection domain within.
Claims (7)
1. the wear-resistant pivoting support of a kind of top load, including outer ring (1), inner ring upper piece (2), inner ring bottom sheet (4), the first rolling element
(9), the second rolling element (10) and the 3rd rolling element (11), the cooperation of the outer ring (1), inner ring upper piece (2) and inner ring bottom sheet (4) turn
Dynamic connection, first rolling element (9), the second rolling element (10) and the 3rd rolling element (11) be placed in the outer ring (1), on inner ring
At piece (2) and inner ring bottom sheet (4) cooperation, it is characterised in that:Outer ring (1) inner ring surface is provided with boss (15), the boss
(15) inner ring surface is provided with outer ring raceway (14), and inner ring upper piece (2) outer ring surface is provided with inner ring upper piece raceway (12), the inner ring
Bottom sheet (4) outer ring surface is provided with inner ring bottom sheet raceway (13), the outer ring raceway (14), inner ring upper piece raceway (12) and inner ring bottom sheet
Raceway (13) is equipped with contact raceway (16), and contact raceway (16) section is trapezoidal, under the inner ring upper piece (2) and inner ring
Piece (4) is threadedly coupled by soket head cap screw (3), and first rolling element (9) is placed in outer ring (1) and inner ring upper piece (2) coordinates
Place, the first rolling element (9) bottom is provided with the 3rd rolling element of the second rolling element (10) and the second rolling element (10) bottom
(11), first rolling element (9), the second rolling element (10) and the 3rd rolling element (11) are contacted, are matched somebody with somebody with contact raceway (16)
Close.
2. the wear-resistant pivoting support of a kind of top load according to claim 1, it is characterised in that：At the top of the outer ring (1)
Chamfering ∠ A is provided with, the ∠ A are 25 ° to 50 °.
3. the wear-resistant pivoting support of a kind of top load according to claim 1, it is characterised in that：First rolling element
(9), the arrangement of the second rolling element (10) and the 3rd rolling element (11) is not point-blank.
4. the wear-resistant pivoting support of a kind of top load according to claim 1, it is characterised in that：First rolling element
(9), the second rolling element (10) and the 3rd rolling element (11) are isolated using window spacing block.
5. the wear-resistant pivoting support of a kind of top load according to claim 1, it is characterised in that：The outer ring (1), inner ring
A sealing strip (5) is provided with upper piece (2) and inner ring bottom sheet (4) cooperation, a sealing strip (5) bottom is provided with No. two sealings
Bar (6), a sealing strip (5) particular number are two groups.
6. the wear-resistant pivoting support of a kind of top load according to claim 1, it is characterised in that：The outer ring (1) is provided with
No. two screwed holes (8), the inner ring upper piece (2) and inner ring bottom sheet (4) are provided with a screwed hole (7), a screwed hole (7)
With No. two screwed holes (8) for connecting peripheral hardware.
7. the wear-resistant pivoting support of a kind of top load according to claim 1, it is characterised in that：The inner ring upper piece raceway
(12), inner ring bottom sheet raceway (13), outer ring raceway (14) and contact raceway (16) adopt mid frequency induction hardening, depth of hardening >=
1mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621082505.8U CN206072113U (en) | 2016-09-26 | 2016-09-26 | A kind of top load is wear-resistant pivoting support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621082505.8U CN206072113U (en) | 2016-09-26 | 2016-09-26 | A kind of top load is wear-resistant pivoting support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206072113U true CN206072113U (en) | 2017-04-05 |
Family
ID=58440824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621082505.8U Expired - Fee Related CN206072113U (en) | 2016-09-26 | 2016-09-26 | A kind of top load is wear-resistant pivoting support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206072113U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108374835A (en) * | 2018-04-25 | 2018-08-07 | 成都天马铁路轴承有限公司 | Wind-powered electricity generation three-row cylinder roller pitch variable bearings |
| CN109404419A (en) * | 2018-10-25 | 2019-03-01 | 安徽省宁国顺昌机械有限公司 | A kind of arc-shaped guide rail four-point contact ball |
-
2016
- 2016-09-26 CN CN201621082505.8U patent/CN206072113U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108374835A (en) * | 2018-04-25 | 2018-08-07 | 成都天马铁路轴承有限公司 | Wind-powered electricity generation three-row cylinder roller pitch variable bearings |
| CN109404419A (en) * | 2018-10-25 | 2019-03-01 | 安徽省宁国顺昌机械有限公司 | A kind of arc-shaped guide rail four-point contact ball |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170405 Termination date: 20200926 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |