CN206927389U - A kind of air-expanding shaft with bearing - Google Patents
A kind of air-expanding shaft with bearing Download PDFInfo
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- CN206927389U CN206927389U CN201720677008.0U CN201720677008U CN206927389U CN 206927389 U CN206927389 U CN 206927389U CN 201720677008 U CN201720677008 U CN 201720677008U CN 206927389 U CN206927389 U CN 206927389U
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- bearing
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- flatulence
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- keyway
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Abstract
The utility model belongs to air-expanding shaft technical field, more particularly to a kind of air-expanding shaft with bearing, including hollow shaft, flatulence component and flatulence key, the hollow shaft is provided with swollen keyway and bearing groove, the flatulence component is arranged in swollen keyway, and the flatulence key contradicts with the flatulence component, and the flatulence bond energy is enough from the swollen keyway stretching, bearing is provided with the bearing groove, the bearing stretches out from the bearing groove.This is simple and practical, it is easy to accomplish, the flatulence component and flatulence key dismantle from hollow shaft, it is very simple to change, convenient and swift, greatly improves production and maintenance efficiency.The bearing of setting; so that charging and discharging become very easy; especially in the case of coiled strip is more bulky; 2~3 people may be needed to operate discharging in the past; now by 1 light discharging of people's can after this air-expanding shaft with bearing of use, and the bearing set can also have more preferable protection to hollow shaft and coiled strip.
Description
Technical field
The utility model belongs to air-expanding shaft technical field, and in particular to a kind of air-expanding shaft with bearing.
Background technology
At present, winding is unreeled in material production, is typically fixed, winds, is unreeled using conventional air-expanding shaft, but
This traditional air-expanding shaft in concentricity, it is swollen after the requirement such as concentricity, the bounce of axle in terms of be that can not meet present enterprise
To producing the product product quality demand to be reached, it may appear that product winding is not tight, and end face is irregular, and fixed effect is poor, or
Person breaks product, when the material for installing tube core or discharging is very heavy, it is difficult to material be unloaded down etc. from axle bad
Phenomenon, cause product qualification rate not high, cause greatly improving for product cost, it is even more important that in sides such as air-expanding shaft maintenances
Face is, it is necessary to two of axle, which is disassembled, can just be repaired, and traditional air-expanding shaft has that maintenance difficulty is big, and maintenance is slow, maintenance
The problems such as cost is high.
Utility model content
The purpose of this utility model is：In view of the shortcomings of the prior art, a kind of air-expanding shaft with bearing is provided, in order to
Air-expanding shaft removes and installs, and improves the efficiency of charging and discharging.
To achieve these goals, the utility model uses following technological means：A kind of air-expanding shaft with bearing, including
Hollow shaft, flatulence component and flatulence key, the hollow shaft are provided with swollen keyway and bearing groove, and the flatulence component is arranged on swollen
In keyway, the flatulence key contradicts with the flatulence component, and the flatulence bond energy is enough from the swollen keyway stretching, the bearing
Bearing is provided with groove, the bearing stretches out from the bearing groove.
As a kind of air-expanding shaft with bearing described in the utility model, the flatulence key is the swollen key of strip glue.
As a kind of air-expanding shaft with bearing described in the utility model, the swollen keyway is provided with necking, makes swollen key
The cross section of groove shows T-type structure.
As a kind of air-expanding shaft with bearing described in the utility model, the swollen key of strip glue is at least provided with two
Individual, the swollen keyway quantity is identical with the swollen bond number amount of strip glue, and the swollen keyway is bar shaped corresponding with the swollen key of strip glue
Structure, the swollen keyway is parallel to the axially arranged of hollow shaft and is evenly distributed in the hollow shaft.
As a kind of air-expanding shaft with bearing described in the utility model, the bearing groove is arranged on two adjacent swollen keys
Between groove.
As a kind of air-expanding shaft with bearing described in the utility model, the bearing that is set between two adjacent swollen keyways
Groove at least two.
As a kind of air-expanding shaft with bearing described in the utility model, the bearing groove in the hollow shaft shows array
Arrangement.
As a kind of air-expanding shaft with bearing described in the utility model, in addition to bearing tabletting, the bearing tabletting
Bearing perforate is provided with, the bearing tabletting covers the bearing groove, and the bearing stretches out from the bearing perforate.
As a kind of air-expanding shaft with bearing described in the utility model, the flatulence component includes flat air bag, institute
State flat balloon ends and be fixed with air bag tabletting, the hollow shaft is provided with air valve, and the air valve connects with flat air bag.
Answered as a kind of air-expanding shaft with bearing described in the utility model, in addition to spring return, the spring
Position part includes spring leaf, the spring leaf and the flatulence key connection.
The beneficial effects of the utility model are：A kind of air-expanding shaft with bearing, including hollow shaft, flatulence component are provided
And flatulence key, the hollow shaft are provided with swollen keyway and bearing groove, the flatulence component is arranged in swollen keyway, the flatulence
Key is contradicted with the flatulence component, and the flatulence bond energy is enough stretched out from the swollen keyway, and bearing is provided with the bearing groove,
The bearing stretches out from the bearing groove.This is simple and practical, it is easy to accomplish, the flatulence component and flatulence key are from hollow
Dismounting, replacing are very simple on axle, convenient and swift, greatly improve production and maintenance efficiency.The bearing of setting so that feed and unload
Material becomes very easy, especially in the case of coiled strip is more bulky, 2~3 people may be needed to operate discharging in the past,
Now by 1 light discharging of people's can after this air-expanding shaft with bearing of use, and the bearing set can also be to hollow
Axle and coiled strip have more preferable protection.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is cross-sectional structure schematic diagram of the present utility model.
Fig. 3 is the structural representation of flatulence key of the present utility model and spring leaf.
Wherein, 1. hollow shaft, 11. swollen keyways, 111. neckings, 12. bearing grooves, 2. flatulence keys, 3. bearings, 4. bearing pressures
Piece, 41. bearing perforates, 5. air valves, 6. flat air bags, 7. air bag tablettings, 8. spring leafs.
Embodiment
The utility model and its advantage are made below in conjunction with embodiment and Figure of description further detailed
Describe in detail bright, still, specific embodiment of the present utility model is not limited thereto.
As shown in Fig. 1 to 3, a kind of air-expanding shaft with bearing, including hollow shaft 1, flatulence component and flatulence key 2, institute
State hollow shaft 1 and be provided with swollen keyway 11 and bearing groove 12, the flatulence component is arranged in swollen keyway 11, the flatulence key 2 with
The flatulence component is contradicted, and the flatulence key 2 can be stretched out from the swollen keyway 11, and bearing is provided with the bearing groove 12
3, the bearing 3 stretches out from the bearing groove 12.This is simple and practical, it is easy to accomplish, the flatulence component and flatulence key 2
Dismounting, replacing are very simple from hollow shaft 1, convenient and swift, greatly improve production and maintenance efficiency.The bearing 3 of setting so that
Charging and discharging become very easy, especially in the case of coiled strip is more bulky, 2~3 people may be needed to grasp in the past
Make discharging, now by 1 light discharging of people's can after this air-expanding shaft with bearing of use, and the bearing 3 set
There can also be more preferable protection to hollow shaft 1 and coiled strip.Based on above-mentioned advantage, production efficiency is effectively improved, and then greatly improve
The market competitiveness.
Preferably, the flatulence key 2 is the swollen key of strip glue.Strip glue is swollen, and key wearability is good, and coefficient of friction is high, Ke Yiwei
Different in width coiled strip provides constant, controllable tension force, there is provided appropriate Torque Control protects the concentricity of loaded coiled strip, enters
And improve the effect of coiled strip winding.
Preferably, the swollen keyway 11 is provided with necking 111, the cross section of swollen keyway 11 is shown T-type structure, institute is set
Stating necking 111 can prevent flatulence key 2 from deviating from.
Preferably, the swollen key of strip glue is at least provided with two, the swollen quantity of keyway 11 and the swollen bond number of strip glue
Measure identical, the swollen keyway 11 is strip structure corresponding with the swollen key of strip glue, and the swollen keyway 11 is parallel to hollow shaft 1
It is axially arranged and be evenly distributed in the hollow shaft 1, be further ensured that load coiled strip concentricity.
Preferably, the bearing groove 12 is arranged between two adjacent swollen keyways 11.Between two adjacent swollen keyways 11
The bearing groove 12 at least two of setting.And the bearing groove 12 in the hollow shaft 1 shows array arrangement.Reasonable Arrangement bearing 3, makes
Charging and discharging are more prone to light.
Preferably, also including bearing tabletting 4, the bearing tabletting 4 is provided with bearing perforate 41, the bearing tabletting 4
The bearing groove 12 is covered, the bearing 3 is stretched out from the bearing perforate 41, and a part for bearing 3 is stretched out from bearing perforate 41
When coiled strip is loaded and is dismantled, coiled strip is contacted rather than with bearing 3 and contacted with the surface of hollow shaft 1, makes original sliding friction
Become rolling friction, to mitigate the resistance being subject to when charging and discharging.
Preferably, the flatulence component includes flat air bag 6, the flat both ends of air bag 6 are fixed with air bag tabletting 7,
Sealing is played a part of in the air bag tabletting 7 to flat air bag 6, and the hollow shaft 1 is provided with air valve 5, the air valve 5 with it is flat
Air bag 6 connects.
Preferably, also include spring return, the spring return includes spring leaf 8, the spring leaf 8 with it is described
Flatulence key 2 connects.The spring leaf 8 resets flatulence key 2.
The announcement and teaching of book according to the above description, the utility model those skilled in the art can also be to above-mentioned realities
The mode of applying is changed and changed.Therefore, the utility model is not limited to above-mentioned embodiment, every this area skill
It is new that art personnel any conspicuously improved, replacement or modification made on the basis of the utility model belong to this practicality
The protection domain of type.In addition, although used some specific terms in this specification, but these terms are intended merely to conveniently say
It is bright, any restrictions are not formed to the utility model.
Claims (10)
- A kind of 1. air-expanding shaft with bearing, it is characterised in that：It is described hollow including hollow shaft, flatulence component and flatulence key Axle is provided with swollen keyway and bearing groove, and the flatulence component is arranged in swollen keyway, and the flatulence key supports with the flatulence component Touch, and the flatulence bond energy is enough is stretched out from the swollen keyway, be provided with bearing in the bearing groove, the bearing is from the bearing Groove stretches out.
- A kind of 2. air-expanding shaft with bearing according to claim 1, it is characterised in that：The flatulence key is that strip glue is swollen Key.
- A kind of 3. air-expanding shaft with bearing according to claim 1, it is characterised in that：The swollen keyway is provided with contracting Mouthful, the cross section of swollen keyway is shown T-type structure.
- A kind of 4. air-expanding shaft with bearing according to claim 2, it is characterised in that：The swollen key of strip glue is at least set Two are equipped with, the swollen keyway quantity is identical with the swollen bond number amount of strip glue, and the swollen keyway is corresponding with the swollen key of strip glue Strip structure, the swollen keyway is parallel to the axially arranged of hollow shaft and is evenly distributed in the hollow shaft.
- A kind of 5. air-expanding shaft with bearing according to claim 4, it is characterised in that：The bearing groove is arranged on two-phase Between adjacent swollen keyway.
- A kind of 6. air-expanding shaft with bearing according to claim 5, it is characterised in that：Set between two adjacent swollen keyways The bearing groove at least two put.
- A kind of 7. air-expanding shaft with bearing according to claim 6, it is characterised in that：Bearing in the hollow shaft Groove shows array arrangement.
- A kind of 8. air-expanding shaft with bearing according to claim 1, it is characterised in that：Also include bearing tabletting, it is described Bearing tabletting is provided with bearing perforate, and the bearing tabletting covers the bearing groove, and the bearing stretches out from the bearing perforate.
- A kind of 9. air-expanding shaft with bearing according to claim 1, it is characterised in that：The flatulence component includes flat Air bag, the flat balloon ends are fixed with air bag tabletting, and the hollow shaft is provided with air valve, and the air valve connects with flat air bag It is logical.
- A kind of 10. air-expanding shaft with bearing according to claim 1, it is characterised in that：Also include spring return, institute Stating spring return includes spring leaf, the spring leaf and the flatulence key connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720677008.0U CN206927389U (en) | 2017-06-12 | 2017-06-12 | A kind of air-expanding shaft with bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720677008.0U CN206927389U (en) | 2017-06-12 | 2017-06-12 | A kind of air-expanding shaft with bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206927389U true CN206927389U (en) | 2018-01-26 |
Family
ID=61346208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720677008.0U Active CN206927389U (en) | 2017-06-12 | 2017-06-12 | A kind of air-expanding shaft with bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206927389U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109607271A (en) * | 2018-11-27 | 2019-04-12 | 苏州胜禹材料科技股份有限公司 | Air-expanding shaft for independent arm |
-
2017
- 2017-06-12 CN CN201720677008.0U patent/CN206927389U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109607271A (en) * | 2018-11-27 | 2019-04-12 | 苏州胜禹材料科技股份有限公司 | Air-expanding shaft for independent arm |
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