CN205932585U - Membrane unwinding device - Google Patents
Membrane unwinding device Download PDFInfo
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- CN205932585U CN205932585U CN201620887550.4U CN201620887550U CN205932585U CN 205932585 U CN205932585 U CN 205932585U CN 201620887550 U CN201620887550 U CN 201620887550U CN 205932585 U CN205932585 U CN 205932585U
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- roller
- frame
- unwinding device
- membrane unwinding
- electric motors
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Abstract
The utility model relates to a membrane unwinding device, characterized by: the unwinding mechanism that rolls up including frame, installation diaphragm material, adjust the tensile tension control mechanism of blowing, store up piece mechanism and install a plurality of the rollers in the frame for unwinding mechanism, it crosses the removal parts of roller and drives the reciprocal linear motion of these removal parts in order to keep separating the driver part of film tension size in threshold range including installing at least one to store up piece mechanism. Unwinding mechanism sets up the baffle base in the frame including the slip, and installation material winding up roller on the baffle base, material winding up roller are rolled up a blowing drive arrangement with drive material winding up roller pivoted material and be connected. Tension control mechanism includes that rack -mounted pendulum roller and control pendulum roller rotate in order to adjust the tensile pendulum roller drive arrangement of blowing. The utility model discloses simple structure can realize tensions balance to guarantee the lamination quality.
Description
Technical field
This utility model is related to a kind of membrane unwinding device, especially a kind of membrane unwinding dress for lithium battery lamination machine
Put, belong to lithium battery automated manufacturing equipment technical field.
Background technology
It may appear that two serious problems when traditional unreeling structure is used in high speed laminating machine：One is that barrier film turns from retraction
Produce huge impulsive force for release or when release switchs to retraction, barrier film is easy to be pulled off；Two be gravity cache mechanism or
Low rubbing cylinder cache mechanism response speed is too slow, and the barrier film of redundancy can not bounce back in time, leads to barrier film to be in relaxed state, every
Film is folded irregular.In the membrane unwinding mechanism of traditional laminating machine, the first is that both do not had cache mechanism and do not had buffer gear；The
Two kinds are to have gravity cache mechanism or low rubbing cylinder cache mechanism, but do not have buffer gear.Put in the barrier film of high speed laminating machine
In the design of volume mechanism, during moving left and right due to lamination platform, occur that the barrier film needs of one section of redundancy bounce back in time, with
Guarantee that the barrier film moment is in tensioning state；And barrier film switchs to release from retraction or will bear huge when release switchs to retraction
Impulsive force, barrier film is easy to be pulled off.
For solving the above problems, in the patent application of Publication No. CN105514471A, disclose a kind of being used at a high speed
The membrane unwinding mechanism of laminating machine, including unwinding device, tension control mechanism, cache mechanism and buffer gear, cache mechanism with
Tension control mechanism links, and the motion of cache mechanism self adaptation tension control mechanism is used for the redundancy barrier film that bounces back, buffer gear with
Lamination platform moves for weakening the impulsive force that barrier film bears in the same direction, cache mechanism mainly lean on the spring moving along guide rail and
The rotation of tenslator is realizing the redundancy barrier film of bouncing back.But this method one side structure is many；On the other hand use
Spring control has that precision is not high, and tension control mechanism rotates it is impossible to control tension force well, can there is tension force
Beat, the final quality affecting lamination.
Content of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of membrane unwinding device, structure
Simply, it is capable of the control to tension fluctuation, it is to avoid Tensity size exceeds the threshold range setting, to ensure lamination quality.
The technical scheme providing according to this utility model, described membrane unwinding device, it is characterized in that：Including frame, installation
The unreeling structure of barrier film material volume, adjust the tension control mechanism of blowing tension force, film storing mechanism for unreeling structure and be installed on machine
Some rollers excessively on frame；
Described film storing mechanism includes being provided with the moving parts that at least one crosses roller and drives this moving parts back and forth straight
Line moves to keep driver part in threshold range for the membrane tension size.
Further, described unreeling structure includes the dividing plate base being slidably arranged in frame, installs on dividing plate base
Material volume roller, material volume roller is connected with the material volume blowing driving means driving material volume roller to rotate.
Further, described tension control mechanism includes rack-mounted pendulum roller and controls pendulum roller rotation to put to adjust
The pendulum roll driving apparatus of material tension force.
Further, described frame is installed and unreel deviation correction mechanism, unreel the mechanism that rectifies a deviation and include slide track component and correction
Driving means, slide track component is arranged between unreeling structure and frame makes unreeling structure be slidably arranged in frame, and correction drives
Device is connected with unreeling structure.
Further, the driver part of described film storing mechanism is linear electric motors, and linear electric motors include stator and mover, mobile
The mover of part and linear electric motors is fixed and the slide cooperation with linear electric motors.
Further, cross in described frame and tension pick-up is arranged on roller.
Further, rubber covered roll is installed on described frame, the roll surface that the roll surface of rubber covered roll crosses roller with contacts.
Further, magnetic stripe chi is set above described film storing mechanism, setting on the moving parts of film storing mechanism is read
Several heads.
Further, described unreel the deflection correction sensor that the mechanism that rectifies a deviation also includes being slidably mounted in frame, correction sensing
Device is the sensor unit of rectifying a deviation of two opposing parallel settings, between two deflection correction sensor units be for barrier film pass through between
Gap.
Further, the discharging side in described film storing mechanism is provided for the Destaticizing device that barrier film is destaticed.
This utility model has advantages below：
（1）Membrane unwinding device structure described in the utility model is simple, and tension force is accurate, tension force will not be occurred to beat,
To ensure lamination quality；
（2）Described film storing mechanism is swift in response, than in prior art using spring realize stocker effect good.
Brief description
Fig. 1 is the front view of membrane unwinding device described in the utility model.
Fig. 2 is the A direction view of Fig. 1.
Fig. 3 is the B of Fig. 1 to partial view.
Fig. 4 is the structural representation of described linear electric motors.
Fig. 5 is the C of Fig. 1 to partial view.
Specific embodiment
With reference to concrete accompanying drawing, the utility model is described in further detail.
As shown in Fig. 1～Fig. 5：Described membrane unwinding device includes gantry base 1, the first dividing plate 2, second partition 3, servo
Motor 4, material volume roller 5, dividing plate base 6, sliding-rail sliding 7, track of sliding track 8, deflection correction sensor 9, electric cylinders 10, tension pick-up 11,
Pendulum roller 12, pendulum roller cylinder 13, linear electric motors 14, linear electric motors slide block 15, meter tall sensor 16, rubber covered roll 17, sliding connection plate
18th, adjustment platform 19, leading screw 20, feed screw nut 21, Destaticizing device 22, limit screw 23, magnetic stripe chi 24, read head 25.
As shown in figure 1, membrane unwinding device described in the utility model, including frame, gantry base 1 and some rollers excessively, machine
Frame is vertically mounted in gantry base 1, and frame includes the first dividing plate 2 and second partition 3, crosses roller and is vertically mounted on the first dividing plate 2
On second partition 3.This utility model also includes unreeling structure, unreels deviation correction mechanism, tension control mechanism and film storing mechanism；As
Shown in Fig. 2, described unreeling structure includes servomotor 4 and material volume roller 5, and servomotor 4 drives material volume roller 5 to rotate blowing, material volume
The axle of roller 5 is vertically mounted on the first dividing plate 2, and the first dividing plate 2 is arranged on dividing plate base 6, and the bottom of dividing plate base 6 is provided with
Slide track component, slide track component includes sliding-rail sliding 7 and track of sliding track 8, and sliding-rail sliding 7 is arranged on the bottom of dividing plate base 6, slide rail
Track 8 is arranged in gantry base 1；As shown in Figure 1, Figure 3, the described deviation correction mechanism that unreels includes deflection correction sensor 9 and electric cylinders 10,
Electric cylinders 10 are arranged in gantry base 1, and the push rod of electric cylinders 10 is connected with dividing plate base 6, and the push rod of electric cylinders 10 passes through to promote dividing plate
Base 6 makes dividing plate base 6 slide on track of sliding track 8.
Described deflection correction sensor 9 is disposed in proximity to one of material volume roller 5 lower section crossing roller, barrier film warp again after this crosses roller
Cross deflection correction sensor 9, deflection correction sensor 9 is the deflection correction sensor unit of two opposing parallel settings, barrier film passes from two corrections
Gap between sensor cell goes out through deflection correction sensor 9 is used for monitoring whether barrier film shifts on crossing roller.When correction sensing
Device 9 find barrier film cross roller on there occurs skew, by control system control electric cylinders 10, electric cylinders 10 pass through electric cylinders push rod promote every
Plate base 6 moves on track of sliding track 8, realizes correction.
As shown in figure 1, described tension control mechanism includes tension pick-up 11, pendulum roller 12, pendulum roller cylinder 13, tension force senses
Device 11 is arranged on deflection correction sensor 9 right side（With in Fig. 1, direction to the right is as the right side）One cross roller axle on, pendulum roller 12 be arranged on
Between deflection correction sensor 9 and the roller excessively being provided with tension pick-up 11, the pendulum roller in this utility model is prior art, does not do and has
Body describes, and the axle of pendulum roller 12 is vertically mounted on second partition 3, and pendulum roller 12 can do upper and lower fine rotation around this axle.Pendulum roller
Cylinder 13 is arranged on the rear side of second partition 3, and the pendulum roller cylinder 13 in the present embodiment is low rubbing cylinder, for controlling pendulum roller 12
Action.
Described film storing mechanism includes linear electric motors 14 and the roller of crossing being arranged on linear electric motors slide block 15, linear electric motors 14 with
Control system is connected, and linear electric motors 14 generally include the magnetic pole as stator and the coil as mover or the magnetic pole as mover
With the coil as stator, in the present embodiment, linear electric motors 14 include the magnetic pole as stator and the coil as mover, move
Subcoil is arranged on the bottom of linear electric motors slide block 15, and linear electric motors slide block 15 slides on the guide rail of linear electric motors 14, drives
Roller of crossing on linear electric motors slide block 15 moves left and right, and realizes the function of stocker.Only it is separately installed with the two ends of linear electric motors 14
Dynamic screw 23, plays the effect that a displacement limits to linear electric motors slide block 15.During Z-type lamination, barrier film need from
From left to right is moved, and then so moves back and forth from right to left, the process of motion is required for through a centre position, in left end again
It is in tensioning state with barrier film during right-hand member, the motor process septation from right to left or from left to right occurs redundancy（Non-
Tight state, the tension force on the barrier film when centre position is minimum）, in this process linear electric motors 14 need move right with ensure
Barrier film is in the state of tensioning all the time, when barrier film moves to the left or to the right from centre, linear electric motors 14 can to left movement it is ensured that
Tension force on barrier film changes all the time in the threshold range setting, and the process that linear electric motors 14 move right is we term it stocker
Process.During membrane unwinding, tension force has certain change, and if the change of tension force too conference is folded because of tension force jumping effect
Tablet quality, barrier film carries out unreeling guarantee lamination quality in the magnitude range of certain tension value, this tension value big
The threshold range that small range is exactly above-mentioned refers to.
But this method one side structure is many；On the other hand controlled using spring and there is a problem of that precision is not high, and
Tension control mechanism rotates it is impossible to control tension force well, can there is tension force and beat, the final quality affecting lamination.
Meter tall sensor 16 and rubber covered roll 17 are additionally provided with described second partition 3, meter tall sensor 16 is located therein one
The individual lower section crossing roller, barrier film is crossed after roller and to be passed through from the centres of two meter tall sensor 16 through this, by pass through to barrier film
Length computation, finally realizes the control to linear electric motors 14（Meter tall sensor 16 and the linear motion control of linear electric motors 14 composition
Structure processed belongs to prior art, is not described in detail）, rubber covered roll 17 is arranged at the roller excessively of linear electric motors 14 top, rubber covered roll
17 roll surface pressed close to the roll surface of roller, played increasing friction force, prevents barrier film and crosses the effect slided between roller.
For the ease of adjusting the position of deflection correction sensor 9, it is flat with adjustment that described deflection correction sensor 9 passes through sliding connection plate 18
Platform 19 is connected, and adjustment platform 19 is arranged on second partition 3, and adjustment platform 19 includes leading screw 20 and feed screw nut 21, leading screw spiral shell
Female 21 are connected with sliding connection plate 18.
It is additionally provided with Destaticizing device 22 in the barrier film both sides through film storing mechanism, described Destaticizing device is electrostatic rod, two
Individual electrostatic rod is set in parallel in the both sides of barrier film, to destatic to barrier film.Additionally, being additionally provided with bad detection sensor real-time detection
Barrier film, when bad phenomenon in barrier film（Such as, fold in membrane surface）, point out to send alarm.
In order to accurately read the distance of linear electric motors slide block 15 movement, magnetic stripe chi 24 is additionally provided with second partition 3,
This magnetic stripe chi 24 is located at directly over the line rail of linear electric motors 14, and linear electric motors slide block 15 is provided with read head 25, read head 25 energy
Enough read the distance of linear electric motors slide block 15 movement.
In order to reach the purpose of the material volume monitoring to material volume roller 5, it is additionally provided with ultrasonic sensor in the outside of material volume roller 5,
The material monitored by ultrasonic sensor on material volume roller 5 unreels situation, at the end of material unreels soon, reminds manually timely
Reload or realize automatically to reload.
Claims (10)
1. a kind of membrane unwinding device, is characterized in that：Including frame, install barrier film material volume unreeling structure, for unreeling structure tune
The section tension control mechanism of blowing tension force, film storing mechanism and be installed in frame some cross rollers；
Described film storing mechanism includes being provided with the moving parts that at least one crosses roller and drives this moving parts reciprocating linear to transport
Move to keep driver part in threshold range for the membrane tension size.
2. membrane unwinding device as claimed in claim 1, is characterized in that：Described unreeling structure includes being slidably arranged in frame
Dividing plate base（6）, in dividing plate base（6）Upper installation material volume roller（5）, material volume roller（5）With drive material volume roller（5）The material volume rotating
Blowing driving means connect.
3. membrane unwinding device as claimed in claim 1, is characterized in that：Described tension control mechanism includes being arranged in frame
Pendulum roller（12）Put roller with controlling（12）Rotate to adjust the pendulum roll driving apparatus of blowing tension force.
4. membrane unwinding device as claimed in claim 1, is characterized in that：Described frame is installed and unreels deviation correction mechanism, put
Roll up the mechanism that rectifies a deviation and include slide track component and correction driving means, slide track component is arranged between unreeling structure and frame makes unreeling machine
Structure is slidably arranged in frame, and correction driving means are connected with unreeling structure.
5. membrane unwinding device as claimed in claim 1, is characterized in that：The driver part of described film storing mechanism is linear electric motors
（14）, linear electric motors（14）Including stator and mover, moving parts and linear electric motors（14）Mover fix and and linear electric motors
（14）Slide cooperation.
6. membrane unwinding device as claimed in claim 1, is characterized in that：Cross in described frame and tension force is arranged on roller
Sensor（11）.
7. membrane unwinding device as claimed in claim 1, is characterized in that：Rubber covered roll is installed on described frame（17）, encapsulated
Roller（17）Roll surface with one cross roller roll surface contact.
8. membrane unwinding device as claimed in claim 1, is characterized in that：Magnetic stripe chi is set above described film storing mechanism
（24）, read head is arranged on the moving parts of film storing mechanism（25）.
9. membrane unwinding device as claimed in claim 4, is characterized in that：The described mechanism that rectifies a deviation that unreels also includes being slidably mounted on
Deflection correction sensor in frame（9）, deflection correction sensor（9）For the sensor unit of rectifying a deviation of two opposing parallel settings, two are entangled
It is the gap passed through for barrier film partially between sensor unit.
10. membrane unwinding device as claimed in claim 1, is characterized in that：Arrange in the discharging side of described film storing mechanism and use
In the Destaticizing device that barrier film is destaticed（22）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620887550.4U CN205932585U (en) | 2016-08-16 | 2016-08-16 | Membrane unwinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620887550.4U CN205932585U (en) | 2016-08-16 | 2016-08-16 | Membrane unwinding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205932585U true CN205932585U (en) | 2017-02-08 |
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ID=57918498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620887550.4U Active CN205932585U (en) | 2016-08-16 | 2016-08-16 | Membrane unwinding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205932585U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106115315A (en) * | 2016-08-16 | 2016-11-16 | 无锡先导智能装备股份有限公司 | Membrane unwinding device |
-
2016
- 2016-08-16 CN CN201620887550.4U patent/CN205932585U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106115315A (en) * | 2016-08-16 | 2016-11-16 | 无锡先导智能装备股份有限公司 | Membrane unwinding device |
| CN106115315B (en) * | 2016-08-16 | 2018-08-21 | 无锡先导智能装备股份有限公司 | Membrane unwinding device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |