CN205972624U - Roller rod assembly convenient to change - Google Patents
Roller rod assembly convenient to change Download PDFInfo
- Publication number
- CN205972624U CN205972624U CN201620848162.5U CN201620848162U CN205972624U CN 205972624 U CN205972624 U CN 205972624U CN 201620848162 U CN201620848162 U CN 201620848162U CN 205972624 U CN205972624 U CN 205972624U
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- China
- Prior art keywords
- roller rod
- barred body
- roller
- bearing group
- inner sleeve
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Abstract
The utility model discloses a roller rod assembly convenient to change, including the barred body and locate the rotation support spare at barred body both ends, still including the roller stick endotheca of locating the barred body both ends, rotation support spare includes back shaft and bearing group, the one end of back shaft stretches into in the barred body, the part that the back shaft is located the barred body is located to the bearing stack, the ways is located outside the bearing group in the roller stick, the outer wall of roller stick endotheca is hugged closely with the inner wall of barred body. The utility model discloses bearing in rotation support spare group keeps apart with the barred body through roller stick endotheca, when bearing group damages, only need outwards extract the part that the back shaft exposes the barred body, can take bearing group out, with the bearing group that damages change can, other normal parts need not the change, can improve the life of other parts. In addition, through setting up the be convenient for installation of rotation support spare of roller stick endotheca to can prevent that the friction that the direct contact of barred body and bearing group caused from damaging.
Description
Technical field
This utility model is related to roller rod field, more particularly, to a kind of roller rod assembly being conveniently replaceable.
Background technology
The roller rod transmitting device of prior art is the conveying by the roller rod realization of rotation to material, needs during roller rod rotation
As rotary support member, prior art is that bearing is directly mounted in roller rod to bearing, in general, the more other portion of bearing portions
Divide and be easier to damage, if the bearing damage in roller rod, the bearing in more roll change rod is wasted time and energy, and is easily damaged roller mandrel and holds
Installation position, change whole roller rod if necessary, and the other parts of roller rod be not damaged, so necessarily bring resource wave
Take.
Content of the invention
Technical problem to be solved in the utility model is, provides a kind of roller rod assembly being conveniently replaceable, by roller rod
Bearing group and barred body are separated by inner sleeve, even if bearing group damages the life-span also not interfering with barred body.
In order to solve above-mentioned technical problem, this utility model provides a kind of roller rod assembly being conveniently replaceable, including barred body
And the rotary support member located at barred body two ends, also include the roller rod inner sleeve located at barred body two ends, described rotary support member includes
Support shaft and bearing group, one end of described support shaft is stretched in barred body, and described bearing group is sheathed on support shaft and is located in barred body
Part, described roller rod inner sleeve is sheathed on outside bearing group, and the described roller rod outer wall of inner sleeve is close to the inwall of barred body.
As the improvement of such scheme, described support shaft is provided with the protrusion end difference radially extending, described roller rod inner sleeve
The inner be provided with and protrude the end difference that inside contracts that end difference is oppositely arranged, the two ends of bearing group respectively with protrude end difference and inside contract
End difference leans.
As the improvement of such scheme, described bearing group includes two bearings, is provided with and is sheathed on support between two bearings
The spacer of axle outer wall, one of bearing leans with protruding end difference, and another one bearing leans with inside contracting end difference.
As the improvement of such scheme, described barred body includes welded tube and the roller sticklac being sheathed on outside welded tube.
As the improvement of such scheme, welded tube is stretched out in one end of described roller sticklac, described welded tube opposed roller sticklac another
Roller sticklac is stretched out at end, and the part that welded tube stretches out roller sticklac is arranged with embossing set.
As the improvement of such scheme, the external diameter of described roller sticklac is equal to the external diameter of embossing set, the outer end of described roller sticklac
The outer face of face and embossing set is in approximately the same plane with the outer face of corresponding roller rod inner sleeve.
As the improvement of such scheme, the outer end of described roller rod inner sleeve is provided with and radially extends prominent edge location division,
Roller rod inner sleeve stretches in welded tube until edge location division is close to the end face of welded tube.
As the improvement of such scheme, the outer ring of bearing group and roller rod inner sleeve interference fits, the inner ring of bearing group and support
Axle interference fits.
As the improvement of such scheme, described roller rod inner sleeve and barred body interference fit.
As the improvement of such scheme, the part that described support shaft exposes barred body is spindle nose, and described spindle nose is provided with two phases
Positioning planar portions to the setting of central shaft place plane symmetry.
Implement embodiment of the present utility model, have the advantages that：
Roller rod assembly of the present utility model is used for carrier chain, and during use, material is placed on roller rod, and barred body passes through drive mechanism
Drive its rotation so that material transports forward, the two ends rotational positioning of barred body on rotary support member, wherein in rotary support member
Bearing group isolated by roller rod inner sleeve and barred body, when bearing group is damaged it is only necessary to by support shaft expose the part of barred body to
Extract outward, you can bearing group is extracted out, the bearing group of damage is carried out changing, other normal component need not be changed, permissible
Improve the service life of other parts.In addition, be easy to the installation of rotary support member by arranging roller rod inner sleeve, and can prevent
The friction damage that barred body and bearing group directly contact cause.
Brief description
Fig. 1 is the structural representation along the planar section cutting of central shaft place for this utility model roller rod assembly；
Fig. 2 is the partial enlarged drawing at A in Fig. 1；
Fig. 3 is the structural representation along central shaft place plane complete section for this utility model roller rod assembly；
Fig. 4 is the partial enlarged drawing at B in Fig. 3；
Fig. 5 is the partial enlarged drawing at C in Fig. 3.
Specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, new to this practicality below in conjunction with accompanying drawing
Type is described in further detail.Only this statement, this utility model occur in the text or will appear from upper and lower, left and right, front,
Afterwards, the orientation such as inside and outside word, only on the basis of accompanying drawing of the present utility model, it is not to concrete restriction of the present utility model.
Referring to accompanying drawing 1 to accompanying drawing 5, the utility model discloses a kind of roller rod assembly being conveniently replaceable, including barred body 1 and
Located at the rotary support member 2 at barred body 1 two ends, also include the roller rod inner sleeve 3 located at barred body 1 two ends, described rotary support member 2 includes
Support shaft 21 and bearing group 22, one end of described support shaft 21 is stretched in barred body 1, and described bearing group 22 is sheathed on support shaft 21
Part in barred body 1, described roller rod inner sleeve 3 is sheathed on outside bearing group 22, and the outer wall of described roller rod inner sleeve 3 is interior with barred body 1
Wall is close to.The outer ring of bearing group 22 and roller rod inner sleeve 3 interference fits, the inner ring of bearing group 22 and support shaft 21 interference fits, institute
State roller rod inner sleeve 3 and barred body 1 interference fit.The inner ring of bearing group 22 and support shaft 21 are stationary state in the course of the work, axle
The outer ring holding group 22 rotates with roller rod inner sleeve 3 and barred body 1, when mounted, by instruments such as extraneous hammers, roller is excellent
Inner sleeve 3 is thrown in barred body 1, and the connection of each part is compact it is not easy to appearance loosens.
Roller rod assembly of the present utility model is used for carrier chain, and during use, material is placed on roller rod, and barred body 1 passes through driving machine
Structure drives its rotation so that material transports forward, and on rotary support member 2, wherein rotation supports for the two ends rotational positioning of barred body 1
Bearing group 22 in part 2 is isolated with barred body 1 by roller rod inner sleeve 3, when bearing group 22 is damaged it is only necessary to expose support shaft 21
Partly outwards the extracting of barred body 1, you can bearing group 22 is extracted out, the bearing group 22 of damage is carried out changing, other normal
Part need not be changed, and can improve the service life of other parts.In addition, being easy to rotary support member 2 by arranging roller rod inner sleeve 3
Installation, and the friction damage that barred body 1 and bearing group 22 directly contact cause can be prevented.Wherein support shaft 21 exposes barred body
1 part is spindle nose 211, and described spindle nose 211 is provided with two positioning planar portions that central shaft place plane symmetry is arranged relatively
212.Positioning planar portions 212 are easy to the installation positioning of roller rod, and can prevent support shaft 21 from rotating displacement it is ensured that device
The stability run, in addition, the pull action when positioning planar portions 212 of spindle nose 211 are conveniently replaceable.
This utility model passes through support shaft 21 and the structure of roller rod inner sleeve 3 positions to bearing group 22, specifically, described
Support shaft 21 is provided with the protrusion end difference 213 radially extending, and the inner of described roller rod inner sleeve 3 is provided with and protrudes end difference 213
Be oppositely arranged inside contracts end difference 31, the two ends of bearing group 22 respectively with protrude end difference 213 and inside contract end difference 31 and lean.
By the protrusion end difference at bearing group 22 two ends 213 with inside contract end difference 31 bearing group 22 is fixedly clamped, its location structure letter
Single, need not other connectors be positioned.Corresponding, roller rod inner sleeve 3 realizes positioning, described roller also with the structure of its own
The outer end of excellent inner sleeve 3 is provided with and radially extends prominent edge location division 32, and roller rod inner sleeve 3 stretches in welded tube until edge positioning
Portion 32 is close to the end face of following welded tubes 11.It is easy to the installation of roller rod inner sleeve 3 by this structure, in installation process, need not be carried out it
It measures, and the end face of edge location division 32 and welded tube is adjacent to.The inner of this utility model roller rod inner sleeve 3 is two roller rods
The opposite one end of inner sleeve 3, the corresponding other end is outer end.
Further, described bearing group 22 includes two bearings 220, is provided with and is sheathed on support shaft between two bearings 220
The spacer 4 of 21 outer walls, one of bearing with protrude end difference 213 lean, another one bearing with inside contract end difference 31 phase
Against.This utility model arranges two bearings 220 at every end, and two bearings 220 are isolated setting by spacer 4, permissible
Effectively improve the stability of roller rod rotation.
It should be noted that barred body 1 is typically made from metal material, and roller rod of the present utility model is possibly used for comparing
The conveying of hard brick etc., if directly contacted the materials such as brick with the metal part of barred body 1, easily causes the mill of metal
Damage, often change the raising that barred body 1 necessarily causes use cost, in order to solve this problem, barred body 1 of the present utility model includes
Welded tube 11 and the roller sticklac 12 being sheathed on outside welded tube 11.By in the sheathed one layer of roller sticklac 12 in the surface of welded tube 11, by material with
Welded tube 11 separates, and roller sticklac 12 is flexible material, it is possible to reduce the vibrations of material, reduces friction, in addition, roller sticklac 12 is changed more
For convenience, and replacement cost is relatively low.
Further, welded tube 11, the other end of described welded tube 11 opposed roller sticklac 12 are stretched out in one end of described roller sticklac 12
Stretch out roller sticklac 12, the part that welded tube 11 stretches out roller sticklac is arranged with embossing set 13.Drive the external drive mechanism of barred body 1 rotation
Contact the rotation realizing barred body 1 generally by the surface driving rotary part with the outer surface of barred body 1, this utility model passes through
Embossing set 13 enhancing contact stabilization, prevents driving process from skidding occurring, this utility model passes through in one end of welded tube 11
Setting embossing set 13 this problem of solution, improves the stability of barred body 1 rotation.The external diameter of described roller sticklac 12 is equal to embossing set 13
The outer face of external diameter, the outer face of described roller sticklac 12 and the outer face of embossing set 13 and corresponding roller rod inner sleeve 3 is in same
Individual plane.
The above is preferred implementation of the present utility model it is noted that ordinary skill for the art
For personnel, on the premise of without departing from this utility model principle, some improvements and modifications can also be made, these improve and moisten
Decorations are also considered as protection domain of the present utility model.
Claims (10)
1. a kind of roller rod assembly being conveniently replaceable, the rotary support member including barred body and located at barred body two ends it is characterised in that
Also include the roller rod inner sleeve located at barred body two ends, described rotary support member includes support shaft and bearing group, the one of described support shaft
End is stretched in barred body, and described bearing group is sheathed on the part that support shaft is located in barred body, and described roller rod inner sleeve is sheathed on bearing group
Outward, the described roller rod outer wall of inner sleeve is close to the inwall of barred body.
2. the roller rod assembly being conveniently replaceable according to claim 1 is it is characterised in that described support shaft is provided with and radially prolongs
The protrusion end difference stretched, the inner of described roller rod inner sleeve be provided with protrude that end difference is oppositely arranged inside contract end difference, bearing group
Two ends respectively with protrude end difference and inside contract end difference and lean.
3. the roller rod assembly being conveniently replaceable according to claim 2 is it is characterised in that described bearing group includes two axles
Hold, between two bearings, be provided with the spacer being sheathed on support shaft outer wall, one of bearing leans with protruding end difference, in addition
One bearing leans with inside contracting end difference.
4. the roller rod assembly being conveniently replaceable according to claim 1 is it is characterised in that described barred body includes welded tube and sheathed
Roller sticklac outside welded tube.
5. the roller rod assembly being conveniently replaceable according to claim 4 is it is characterised in that weldering is stretched out in one end of described roller sticklac
Pipe, the other end of described welded tube opposed roller sticklac stretches out roller sticklac, and the part that welded tube stretches out roller sticklac is arranged with embossing set.
6. the roller rod assembly being conveniently replaceable according to claim 5 is it is characterised in that the external diameter of described roller sticklac is equal to pressure
The outer face of the external diameter of flower set, the outer face of described roller sticklac and the outer face of embossing set and corresponding roller rod inner sleeve is in same
Individual plane.
7. the roller rod assembly being conveniently replaceable according to any one of claim 4 to 6 it is characterised in that described roller rod inner sleeve
Outer end be provided with and radially extend prominent edge location division, roller rod inner sleeve stretches in welded tube until edge location division and welded tube
End face is close to.
8. the roller rod assembly being conveniently replaceable according to claim 1 is it is characterised in that the outer ring of bearing group and roller rod inner sleeve
Interference fits, the inner ring of bearing group and support shaft interference fits.
9. the roller rod assembly being conveniently replaceable according to claim 1 or 8 is it is characterised in that described roller rod inner sleeve and barred body
Interference fit.
10. the roller rod assembly being conveniently replaceable according to claim 1 is it is characterised in that described support shaft exposes barred body
Part is spindle nose, and described spindle nose is provided with two positioning planar portions that central shaft place plane symmetry is arranged relatively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620848162.5U CN205972624U (en) | 2016-08-08 | 2016-08-08 | Roller rod assembly convenient to change |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620848162.5U CN205972624U (en) | 2016-08-08 | 2016-08-08 | Roller rod assembly convenient to change |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205972624U true CN205972624U (en) | 2017-02-22 |
Family
ID=58030244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620848162.5U Active CN205972624U (en) | 2016-08-08 | 2016-08-08 | Roller rod assembly convenient to change |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205972624U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109319464A (en) * | 2018-11-26 | 2019-02-12 | 泉州市立辉机电科技有限公司 | It is a kind of can automatic aligning Gun Bang drive joint mechanism |
| CN109576875A (en) * | 2019-01-22 | 2019-04-05 | 依合斯工程塑胶（上海）有限公司 | A kind of textile machines idler wheel product prepared using special polyurethane material |
-
2016
- 2016-08-08 CN CN201620848162.5U patent/CN205972624U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109319464A (en) * | 2018-11-26 | 2019-02-12 | 泉州市立辉机电科技有限公司 | It is a kind of can automatic aligning Gun Bang drive joint mechanism |
| CN109319464B (en) * | 2018-11-26 | 2023-11-21 | 福建省新立辉智能科技有限公司 | Roller bar transmission joint mechanism capable of automatically aligning |
| CN109576875A (en) * | 2019-01-22 | 2019-04-05 | 依合斯工程塑胶（上海）有限公司 | A kind of textile machines idler wheel product prepared using special polyurethane material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |