CN206940007U - A kind of air-expanding shaft clamping structure for winder - Google Patents
A kind of air-expanding shaft clamping structure for winder Download PDFInfo
- Publication number
- CN206940007U CN206940007U CN201720468914.XU CN201720468914U CN206940007U CN 206940007 U CN206940007 U CN 206940007U CN 201720468914 U CN201720468914 U CN 201720468914U CN 206940007 U CN206940007 U CN 206940007U
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- CN
- China
- Prior art keywords
- air
- expanding shaft
- cylinder
- push rod
- winder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a kind of air-expanding shaft clamping structure for winder, including fixed clamping device and sliding fixture and air-expanding shaft, the fixed clamping device includes bull stick, one end of the bull stick offers the first bellmouth, the sliding fixture includes support base, cylinder, connecting plate, slip cap, push rod and bearing, the piston rod of the cylinder, the slip cap, the push rod and the bull stick are mutually coaxially arranged, the slip cap is slidably connected on the support base, one end of the push rod offers the second bellmouth, the both ends of the air-expanding shaft offer the frustum with first bellmouth and second bellmouth cooperation respectively, the axis body of the frustum and the air-expanding shaft is coaxially arranged.Realized by using cylinder to the clamping of air-expanding shaft, it is necessary to only the piston rod of cylinder need to bounce back during change of lap cylinder, change of lap cylinder efficiency is of a relatively high；Meanwhile air-expanding shaft can realize automatic orientation in clamping process, it is relatively preferable to wind stability.
Description
Technical field
It the utility model is related to a kind of membrane production equipment, especially a kind of air-expanding shaft clamping structure for winder.
Background technology
Usually require that film take-up is generally included into inflatable into cylinder, existing winder using winder in film production
Axle and positioned at air-expanding shaft both ends and it is fixedly connected on the chuck in frame respectively, clamping is carried out to air-expanding shaft by chuck, works as receipts
When volume machine is in running order, chuck can rotate with air-expanding shaft, and stuck state easily occurs in chuck so that gas when changing reel
Swelling shaft is difficult to disassemble from chuck, influences the operating efficiency of change of lap cylinder.
In addition, after carrying out clamping to air-expanding shaft using chuck, it is difficult to ensure that the power transmission shaft of winder and air-expanding shaft are coaxial, make
Used time air-expanding shaft easily produces circular runout, influences the stability of winding.
In view of this, the applicant conducts in-depth research to the air-expanding shaft clamping structure of winder, there is this case production then
It is raw.
Utility model content
The purpose of this utility model is to provide that a kind of change of lap cylinder efficiency is of a relatively high and winding stability is relatively good
Air-expanding shaft clamping structure for winder.
To achieve these goals, the utility model adopts the following technical scheme that：
A kind of air-expanding shaft clamping structure for winder, including be separately positioned in winder frame and fix to clamp dress
Put and sliding fixture and the air-expanding shaft between the fixed clamping device and the sliding fixture, it is described solid
Determine the bull stick that clamping device includes being connected with the dynamical system of winder, the bull stick is towards the sliding fixture
One end offers the first bellmouth, and support base, the cylinder body that the sliding fixture is included in winder frame are fixed
The cylinder that is connected on the support base, the connecting plate being fixedly connected with the piston rod of the cylinder, fix with the connecting plate
The slip cap of connection, the push rod being interspersed in the slip cap and the axle being arranged between the push rod and the slip cap
Hold, the piston rod of the cylinder, the slip cap, the push rod and the bull stick are mutually coaxially arranged, and the slip cap slides
It is connected on the support base, one end of the push rod towards the fixed clamping device offers the second bellmouth, the gas
The both ends of swelling shaft offer respectively with first bellmouth and second bellmouth cooperation frustum, the frustum with it is described
The axis body of air-expanding shaft is coaxially arranged.
As a kind of improvement of the present utility model, wear-resistant sleeve is arranged with the slip cap, the slip cap passes through described
Being slidably connected between wear-resistant sleeve and the support base indirect is slidably connected with the support base.
As a kind of improvement of the present utility model, the slip cap has stepped hole, and the push rod is interspersed in the step
In hole, and between the push rod and the piston rod of the connecting plate and the cylinder all between be separated with preset distance, the bearing
There is two or more, one of them described bearing is taper roll bearing, and the side of the bearing is fitted in the platform of the stepped hole
On terrace, remaining described bearing is deep groove ball bearing.
Using above-mentioned technical proposal, the utility model has the advantages that：
By using cylinder by push rod, air-expanding shaft and bull stick mutually support together with realize to the clamping of air-expanding shaft, it is necessary to
The piston rod of cylinder need to only be bounced back during change of lap cylinder, due to using axial clamping, being not in stuck phenomenon, change of lap
Cylinder efficiency is of a relatively high；
Meanwhile pass through the mutual cooperation between bellmouth and frustum so that air-expanding shaft can be realized certainly in clamping process
Dynamic centering, it is ensured that air-expanding shaft is coaxial with bull stick, and air-expanding shaft produces circular runout when avoiding using, and winding stability is relatively preferable.
In addition, by setting stepped hole in slip cap, and taper roll bearing is set on the step surface of stepped hole,
Axial force caused by clamping can be converted into radial load during clamping, avoid damage to deep groove ball bearing, axial direction can be produced when in use
Power, assistant cylinder clamp air-expanding shaft.
Brief description of the drawings
Fig. 1 is the decomposing schematic representation for the air-expanding shaft dress clamping structure that the utility model is used for winder；
Fig. 2 is the partial enlarged drawing of position at A in Fig. 1.
Indicated in figure corresponding as follows：
10- fixed clamping devices；11- bull sticks；
The bellmouths of 12- first；20- sliding fixtures；
21- support bases；22- cylinders；
23- connecting plates；24- slip caps；
25- push rods；26- wear-resistant sleeves；
27- bearings；27a- taper roll bearings；
The bellmouths of 28- second；30- air-expanding shafts；
31- frustums.
Embodiment
The utility model is described further with specific embodiment below in conjunction with the accompanying drawings.
As Figure 1-Figure 2, the air-expanding shaft clamping structure for winder that the present embodiment provides, including be separately positioned on
Fixed clamping device 10 and sliding fixture 20 in winder frame and clamped positioned at fixed clamping device 10 and sliding
Air-expanding shaft 30 between device 20.
Fixed clamping device 10 includes and the drive connection of the dynamical system of winder and horizontally disposed bull stick 11, bull stick
11 offer the first bellmouth 12 towards one end of sliding fixture 20, and the first bellmouth 12 and bull stick 11 are mutually coaxial.This
Outside, the mouth position of the first bellmouth 12 is provided with counterbore, and counterbore can embrace air-expanding shaft 30 during use.
Support base 21, the cylinder body that sliding fixture 20 is included in winder frame are fixedly connected on support base 21
On cylinder 22, be fixedly connected with the piston rod of cylinder 22 connecting plate 23, be fixedly connected with connecting plate 23 slip cap 24, wear
The push rod 25 being inserted in slip cap 24 and the bearing 27 being arranged between push rod 25 and slip cap 24, wherein, the work of cylinder 22
Stopper rod, slip cap 24, push rod 25 and bull stick 11 are mutually coaxially arranged, and one end of push rod 25 towards fixed clamping device 10 offers
Second bellmouth 28, the second bellmouth 28 and push rod 25 are mutually coaxial, likewise, the mouth position of the second bellmouth 28 is also provided with
There is counterbore.Preferably, in the present embodiment, support base 21 is connected by elevation and subsidence regulating device with winder frame, so can be with
The height and position of support base 21 is adjusted by elevation and subsidence regulating device, it is ensured that push rod 25 and bull stick 11 are mutually coaxially arranged, specifically
Elevation and subsidence regulating device can be conventional structure, no longer be described in detail herein.
Slip cap 24 is slidably connected on support base 21, it is preferred that in the present embodiment, is arranged with slip cap 24 resistance to
Grinding set 26, slip cap 24 realize that the slip with support base 21 connects indirectly by being slidably connected between wear-resistant sleeve 26 and support base 21
Connecing, so after wear-resistant sleeve 26 wears, need to only change wear-resistant sleeve 26 without changing slip cap 24, maintenance cost is relatively low,
And slip cap 24 can also use relatively not wear-resisting mild steel to reduce equipment cost as material.In addition, slip cap 24 has
Stepped hole, push rod 25 are interspersed in the stepped hole, and between push rod 25 and connecting plate 23 and between the piston rod of cylinder 22 all
Between be separated with preset distance, i.e., between all having between push rod 25 and connecting plate 23 and between the piston rod of push rod 25 and cylinder 22
Gap, namely be not in contact with each other, avoid push rod 25 from producing axial jump.In the present embodiment, bearing 27 has two or more simultaneously, wherein
One bearing 27 is taper roll bearing 27a, and remaining bearing 27 is deep groove ball bearing, and taper roll bearing 27a side
Face is fitted on the step surface of stepped hole, and axial force caused by clamping can be converted into by taper roll bearing 27a during such clamping
Radial load, deep groove ball bearing is avoided damage to, taper roll bearing 27a can produce axial force when in use, and assistant cylinder 22 clamps
Air-expanding shaft.
The both ends of air-expanding shaft 30 offer the frustum 31 with the first bellmouth 11 and the cooperation of the second bellmouth 28, frustum respectively
31 is coaxially arranged with the axis body of air-expanding shaft 30.In use, the frustum 31 at the both ends of air-expanding shaft 30 is inserted into the first bellmouth 11 respectively
With the piston rod release of the second bellmouth 28, then cylinder 22, air-expanding shaft 30 is clamped between push rod 25 and bull stick 11, at this
During individual, air-expanding shaft 30 can realize it is self-centering, and then cause air-expanding shaft 30 and push rod 25 and bull stick 11 it is mutually coaxial, avoid
Air-expanding shaft 30 produces circular runout when rotating.
The utility model is described in detail above in conjunction with accompanying drawing, but embodiment of the present utility model and not only
It is limited to above-mentioned embodiment, those skilled in the art can make various modifications according to prior art to the utility model, such as will
Cylinder 22 in above-described embodiment is changed to push-rod electric machine etc., and these belong to the scope of protection of the utility model.
Claims (3)
1. a kind of air-expanding shaft clamping structure for winder, it is characterised in that including being separately positioned in winder frame
Fixed clamping device and sliding fixture and the gas between the fixed clamping device and the sliding fixture
Swelling shaft, the fixed clamping device include the bull stick being connected with the dynamical system of winder, and the bull stick is towards the cunning
One end of dynamic clamping device offers the first bellmouth, and the sliding fixture includes the support being arranged in winder frame
Seat, the cylinder that cylinder body is fixedly connected on the support base, the connecting plate being fixedly connected with the piston rod of the cylinder, with it is described
Slip cap that connecting plate is fixedly connected, the push rod being interspersed in the slip cap and it is arranged on the push rod and the slip cap
Between bearing, the piston rod of the cylinder, the slip cap, the push rod and the bull stick are mutually coaxially arranged, the cunning
Dynamic set is slidably connected on the support base, and one end of the push rod towards the fixed clamping device offers the second taper
Hole, the both ends of the air-expanding shaft offer the frustum with first bellmouth and second bellmouth cooperation respectively, described
The axis body of frustum and the air-expanding shaft is coaxially arranged.
2. it is used for the air-expanding shaft clamping structure of winder as claimed in claim 1, it is characterised in that be arranged on the slip cap
There is wear-resistant sleeve, the slip cap is slided by the indirect and support base that is slidably connected between the wear-resistant sleeve and the support base
Dynamic connection.
3. it is used for the air-expanding shaft clamping structure of winder as claimed in claim 1 or 2, it is characterised in that the slip tackling
There is stepped hole, the push rod is interspersed in the stepped hole, and the push rod and the piston of the connecting plate and the cylinder
Between bar all between be separated with preset distance, the bearing has two or more, and one of them described bearing is taper roll bearing, and should
The side of bearing is fitted on the step surface of the stepped hole, and remaining described bearing is deep groove ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720468914.XU CN206940007U (en) | 2017-04-28 | 2017-04-28 | A kind of air-expanding shaft clamping structure for winder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720468914.XU CN206940007U (en) | 2017-04-28 | 2017-04-28 | A kind of air-expanding shaft clamping structure for winder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206940007U true CN206940007U (en) | 2018-01-30 |
Family
ID=61359225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720468914.XU Expired - Fee Related CN206940007U (en) | 2017-04-28 | 2017-04-28 | A kind of air-expanding shaft clamping structure for winder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206940007U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112432575A (en) * | 2021-01-28 | 2021-03-02 | 纽科伦（新乡）起重机有限公司 | Method and device for detecting precision of gourd drum |
-
2017
- 2017-04-28 CN CN201720468914.XU patent/CN206940007U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112432575A (en) * | 2021-01-28 | 2021-03-02 | 纽科伦（新乡）起重机有限公司 | Method and device for detecting precision of gourd drum |
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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: 20180130 Termination date: 20200428 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |