CN206144975U - Gyration supporting mechanism - Google Patents
Gyration supporting mechanism Download PDFInfo
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- CN206144975U CN206144975U CN201621027157.4U CN201621027157U CN206144975U CN 206144975 U CN206144975 U CN 206144975U CN 201621027157 U CN201621027157 U CN 201621027157U CN 206144975 U CN206144975 U CN 206144975U
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- rotary sleeve
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Abstract
The utility model relates to a mechanical device field, concretely relates to gyration supporting mechanism, include: the externally nested pivot that has the rotary sleeve, the pivot top is fixed with rotates pressing blade, the pivot outer wall is provided with the platform that is used for bearing the first layer ball along circumference, the inner wall lower part and the first layer bearing ball contact of rotary sleeve, rotary sleeve inner wall upper end is provided with the conical surface of being convenient for bear second floor ball, rotate terminal surface under the pressing blade, pivot outer wall and the rotary sleeve upper end conical surface all with second floor bearing ball contact, the utility model discloses simple structure supports through roll two -layer about setting up, can effectively reduce assembly process's the degree of difficulty to can effectively solve axial and the great problem of radial clearance ratio that traditional bearing exists, and the utility model discloses can be according to the difference of using the atress, the tapering size of the reasonable adjustment rotary sleeve upper portion conical surface comes the adjusting spindle to distributing with radial atress, the utility model discloses the processing degree of difficulty is low, and the processing cost is low, uses in a flexible way.
Description
Technical field
This utility model is related to machinery field, and in particular to a kind of revolving support mechanism.
Background technology
Manufacturing process of the processing of current revolving support mechanism similar to traditional bearing, it is desirable to which machining accuracy is high, while
Manufacture difficulty big, production cost is higher.Traditional rotation supporting structure generally uses standard rolling bearing to realize its function, but
There is the shortcomings of size limitation is big, flexibility ratio is relatively low in bearing.Traditional bearing material is generally bearing steel, and weight is big, relative to
It is required that lightweight equipment does not have weight advantage.
The content of the invention
The defect existed for prior art and deficiency, the purpose of this utility model are to provide a kind of simple structure, make
With the revolving support mechanism of flexible, low production cost.
For achieving the above object, this utility model is employed the following technical solutions：
A kind of revolving support mechanism, including：The rotating shaft of rotary sleeve is nested with outside, the rotating shaft top is fixed with rotation
Compress piece；The outer wall of the rotating shaft is circumferentially arranged to be had for carrying the platform of ground floor ball, under the inwall of the rotary sleeve
Portion and ground floor ball contact；The rotary sleeve inwall upper end is provided with the conical surface for being easily carried second layer ball, the rotation
Compress piece lower surface, rotating shaft outer wall and the rotation set upper side conical surface with second layer ball contact.
Further, the ramp structure for spacing ground floor ball is provided with the platform.
Further, the rotary sleeve inner wall lower is provided with the pyramidal structure for contacting with ground floor ball.
Further, described rotation be provided with flexible gasket between compression piece and the upper surface of rotating shaft.
Further, the compression piece that rotates is fixed in rotating shaft by trip bolt.
Further, inside the rotating shaft it is hollow-core construction.
Compared with prior art, this utility model has following beneficial technique effect：By platform is arranged in rotating shaft,
And ground floor ball is placed on platform, using platform, rotating shaft outer wall and rotary sleeve inwall and ground floor ball contact, realize
Rolling support to rotary sleeve bottom；Using the cone structure and the grooved knot of rotating shaft outer wall top formation of rotary sleeve upper inside wall
Structure carries second layer ball, and compresses piece by second layer ball compression using rotating, and realizes between rotary sleeve top and rotating shaft
Rolling support, so as to realize revolving support function.This utility model simple structure, is propped up by arranging bilevel rolling
Support, can effectively reduce the difficulty of assembly technology, and the gap-ratio axially and radially that energy effectively solving traditional bearing is present
Larger problem.And this utility model can be according to the difference using stress, the taper of the Reasonable adjustment rotary sleeve top conical surface
Size is adjusting bearing distribution axially and radially.This utility model difficulty of processing is low, and processing cost is low, using flexible.
Further, by the ramp structure of setting platform, it is prevented from the landing of ground floor ball.
Further, by arranging rotary sleeve inner wall lower for pyramidal structure so as to which the conical surface is contacted with ground floor ball,
Stability when ensureing that ground floor ball is rolled.
Further, by arranging flexible gasket, can play a part of to compensate gap and adjustment thrust；Can be according to not
Same load and clearance requirement select the pad of dual extension-compression modulus to be adjusted.
Further, compression piece will be rotated by using trip bolt and will be fixed on rotating shaft upper end, give rational pretightning force
The purpose for going slick and eliminating gap is can reach.
Further, by rotating shaft being arranged for hollow-core construction, can further mitigate the overall weight of mechanism, realize light
Quantify.
Description of the drawings
Fig. 1 is this utility model overall structure diagram.
A-A views of the Fig. 2 for this utility model Fig. 1.
Partial enlarged drawings of the Fig. 3 for the I of this utility model Fig. 2.
Fig. 4 is the partial enlarged drawing of the II that this utility model applies 2.
Wherein：1 is flexible gasket；2 is ground floor ball；3 is rotating shaft；4 is rotary sleeve；5 compress piece to rotate；6 is tight
Gu screw；7 is platform；8 is second layer ball；9 is ramp structure.
Specific embodiment
Below in conjunction with the accompanying drawings this utility model is described in further detail.
Referring to Fig. 1-Fig. 4, the revolving support mechanism that this utility model is provided, including：Turning for rotary sleeve 4 is nested with outside
Axle 3,3 top of the rotating shaft are fixed with rotation and compress piece 5；The outer wall of the rotating shaft 3 is circumferentially arranged to be had for carrying ground floor
The platform 7 of ball 2, is provided with the ramp structure 9 for spacing ground floor ball 2 on platform 7, ramp structure 9 can prevent ball
Slide.4 inner wall lower of the rotary sleeve is provided with the pyramidal structure for contacting with ground floor ball 2, the conical surface and platform
7th, the outer wall of rotating shaft 3 realizes the contact with ground floor ball 2, using three planes by ground floor ball spacing and realization to rotation
Cover the rolling support of 4 bottoms.
4 inwall upper end of the rotary sleeve is provided with the conical surface for being easily carried second layer ball 8, the conical surface and 3 outer wall of rotating shaft
Trench structure is formed, second layer ball 8 can be carried；It is described to rotate on the lower surface, 3 outer wall of rotating shaft and the rotary sleeve 4 that compress piece 5
End cone face is contacted with second layer ball 8, is carried out spacing to second layer ball 8 using three planes and is formed rolling support.
Flexible gasket 1 is provided between compression piece 5 and the upper surface of rotating shaft 3 in described rotation.Rotate piece 5 is compressed by tight
Gu screw 6 is fixed in rotating shaft 3.
Inside rotating shaft 3 be hollow-core construction, can effectively alleviator entirety weight, realize lightweight.
Rotating shaft plays a part of rolling support with rotary sleeve two ends band tapered portion and ball contact, ball, reduces friction；
Rotate the ground floor ball that lower row has also been compressed while shaft compression piece compresses second layer ball；Flexible gasket plays compensation gap
With the effect of adjustment thrust；The pad of dual extension-compression modulus can be selected to be adjusted according to different loads and clearance requirement；
Give rational pretightning force and can reach the purpose for going slick and eliminating gap.During processing rotating shaft, need to only ensure rotating shaft with rolling
The axiality and run-out tolerance of pearl contact surface；The axiality and run-out tolerance of two conical surfaces need to only be ensured during processing rotary sleeve；
Need to be according to the ball of service precision different choice different accuracy during selection ball.
The rotation supporting structure that this utility model is provided, can realize rotating shaft 3 and the relative rotation of rotary sleeve 4, when rotating shaft 3
When being fixed, rotary sleeve 4 is activity, rotates by axle of rotating shaft 3；When rotary sleeve 4 is fixed, rotating shaft 3 is activity, can be in rotary sleeve
Interior rotation.This rotation supporting structure is simple, and machining accuracy is low, is simple to manufacture, low production cost；Due to simple structure, can be very
Convenient and equipment itself part combines together, and design size flexibly, is easy to and external equipment Joint Designing；Revolving support
Material can be consistent according to the basic material of the difference of load and equipment, it is adaptable to low load, slow-speed of revolution situation.This revolving structure
Simply, fit dimension is few, and easy for installation simple, assembly difficulty is extremely low.This utility model is by being utilized respectively three in upper and lower ends
Individual plane is carried out to ground floor and second layer ball spacing and is supported, and can eliminate gap axially and radially and surplus；Can be with
Axial direction and radial clearance are adjusted, to meet different use requirements.Can be according to the difference using stress, on Reasonable adjustment rotary sleeve
The taper size of two conical surfaces, adjusts bearing distribution axially and radially.
Claims (6)
1. a kind of revolving support mechanism, it is characterised in that include：The rotating shaft (3) of rotary sleeve (4) is nested with outside, described turn
Axle (3) top is fixed with rotation and compresses piece (5)；The outer wall of the rotating shaft (3) is circumferentially arranged to be had for carrying ground floor ball
(2) platform (7), the inner wall lower of the rotary sleeve (4) are contacted with ground floor ball (2)；Rotary sleeve (4) the inwall upper end
The conical surface for being easily carried second layer ball (8) is provided with, the rotation compresses piece (5) lower surface, rotating shaft (3) outer wall and rotary sleeve
(4) on, end cone face is contacted with second layer ball (8).
2. a kind of revolving support mechanism according to claim 1, it is characterised in that be provided with the platform (7) for
The ramp structure (9) of spacing ground floor ball (2).
3. a kind of revolving support mechanism according to claim 1, it is characterised in that rotary sleeve (4) inner wall lower sets
It is equipped with the pyramidal structure for contacting with ground floor ball (2).
4. a kind of revolving support mechanism according to claim 1, it is characterised in that the rotation compresses piece (5) and rotating shaft
(3) flexible gasket (1) is provided between upper surface.
5. a kind of revolving support mechanism according to claim 1, it is characterised in that the rotation compresses piece (5) by tight
Gu screw (6) is fixed in rotating shaft (3).
6. a kind of revolving support mechanism according to claim 1, it is characterised in that be hollow knot inside the rotating shaft (3)
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621027157.4U CN206144975U (en) | 2016-08-31 | 2016-08-31 | Gyration supporting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621027157.4U CN206144975U (en) | 2016-08-31 | 2016-08-31 | Gyration supporting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206144975U true CN206144975U (en) | 2017-05-03 |
Family
ID=58619241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621027157.4U Active CN206144975U (en) | 2016-08-31 | 2016-08-31 | Gyration supporting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206144975U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224375A (en) * | 2016-08-31 | 2016-12-14 | 陕西天翌天线有限公司 | A kind of revolving support mechanism |
-
2016
- 2016-08-31 CN CN201621027157.4U patent/CN206144975U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224375A (en) * | 2016-08-31 | 2016-12-14 | 陕西天翌天线有限公司 | A kind of revolving support mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 710086 10 floors of Block B of Shenzhou Fourth Road Huihang Square, Chang'an District, Xi'an City, Shaanxi Province Patentee after: Shaanxi Tianyi antenna Limited by Share Ltd Address before: 710086 10 floors of Block B of Shenzhou Fourth Road Huihang Square, Chang'an District, Xi'an City, Shaanxi Province Patentee before: Shannxi Tianyi Compound Material Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |