CN208883069U - A kind of curtain canvas active unwinding device - Google Patents
A kind of curtain canvas active unwinding device Download PDFInfo
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- CN208883069U CN208883069U CN201821578533.8U CN201821578533U CN208883069U CN 208883069 U CN208883069 U CN 208883069U CN 201821578533 U CN201821578533 U CN 201821578533U CN 208883069 U CN208883069 U CN 208883069U
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- unwinding device
- unwinding
- square steel
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- cloth
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Abstract
The utility model discloses a kind of curtain canvas active unwinding devices, including the unwinding device, cloth examination device, traction device set gradually, yardage roll is preset in unwinding device, optoelectronic switch and distance measuring sensor are provided between unwinding device and cloth examination device, tension sensor is provided in cloth examination device, distance measuring sensor, tension sensor, optoelectronic switch are all connected with a PLC controller, and PLC controller is also respectively connected with the driving motor of unwinding device and traction device.The utility model has the advantages that being operated using Double Motor Control, the speed ratio of driving motor is adjusted by accurately calculating winding cloth coil diameter and Tensity size, can accurately control the elasticity of yardage roll, to guarantee to batch beautiful appearance.
Description
Technical field
The utility model belongs to cloth and unreels electrical equipment technical field, and in particular to a kind of curtain canvas active release package
It sets.
Background technique
It is to carry out cloth by the way of passively unreeling to unreel that existing cloth, which unreels electrical equipment all, specifically by putting
Air-actuated band brake is set on winding apparatus, and similar vehicle tyre brake piece principle controls the speed that unreels of air-actuated band brake, by electricity
Gas system runs to control dragger dragging cloth, and a dynamometry assembling device detection is mounted between unwinding device and dragger
Face tension size plays braking according to the air pressure that Tensity size controls air-actuated band brake and forms fixed resistance, promotes cloth cover not loose
It is dynamic to travel at the uniform speed.
But since the prior art can only passively be adjusted according to tension, it cannot achieve real-time response, air-actuated band brake
Being easy machinery detent causes tension uneven, cannot accurately adjust the elastic of winding cloth, can not also solve that selvedge is irregular to ask
Topic.
Utility model content
The purpose of this utility model is to provide a kind of curtain canvas active release package according to above-mentioned the deficiencies in the prior art place
It sets, the embodiment of the utility model is operated using Double Motor Control, is adjusted by accurately calculating winding cloth coil diameter and Tensity size
The speed ratio for saving driving motor, can accurately control the elasticity of yardage roll, to guarantee to batch beautiful appearance.
The utility model aim realization is completed by following technical scheme:
A kind of curtain canvas active unwinding device, including the unwinding device, cloth examination device and traction device set gradually, institute
It states and is preset with yardage roll in unwinding device, optoelectronic switch and ranging sensing are provided between the unwinding device and the cloth examination device
Device is provided with tension sensor, the distance measuring sensor, the tension sensor, the optoelectronic switch in the cloth examination device
Be all connected with a PLC controller, the PLC controller be also respectively connected with the unwinding device unwinding motor and the traction device
Traction electric machine, described in cloth in the yardage roll is entered from the unwinding device by the cloth examination device by multiple rollers
Traction device.
The unwinding device includes a selvage guide frame, and square steel is provided on the selvage guide frame, and the end of the square steel connects institute
Unwinding motor is stated, the central axis of the yardage roll is fixed on the square steel.
The square steel both ends are lockked by two square steel chucks, and the square steel chuck is set on selvage guide frame sliding track, described to put
It rolls up motor and the square steel is connected by the square steel chuck.
The bottom of the selvage guide frame is provided with the cylinder for adjusting the selvage guide rack position, described in the cylinder connection
PLC controller.
The side of the selvage guide frame is provided with a photoelectric support, and the optoelectronic switch is set on the photoelectric support and court
To the position of the square steel.
The bottom of the selvage guide frame is additionally provided with a sensor stand, and the distance measuring sensor is set to the sensor branch
On frame and towards the position of the yardage roll.
The cloth examination device includes a perching platform, and the two sides of the perching platform are each provided with a roller, and in
The tension sensor is set under the roller of the traction device side.
The traction device includes a dragger roller, and the end of the dragger roller passes through described in gear-box connection
Traction electric machine, cloth are wrapped on the dragger roller under the driving of the traction electric machine.
The unwinding motor and traction electric machine include motor body, motor reducer, frequency converter, the frequency converter connection
The control terminal of the motor body, the motor reducer connect the shaft of the motor body, the frequency converter and the PLC
Controller communication connection.
The utility model has the advantages that: (1) it can effectively avoid the occurrence of the problem of the unevenness of tension caused by mechanical detent；
(2) it is able to maintain that the reset condition for unreeling cloth and fast reaction tension variation situation is always ensured that cloth cover is stablized；It (3) can be to cloth
Side is precisely detected and is reacted so that selvedge advances along the same line always, ensure that the beauty that edge is neat when unreeling cloth.
Detailed description of the invention
Fig. 1 is the side view of curtain canvas active unwinding device in the utility model embodiment；
Fig. 2 is the top view of curtain canvas active unwinding device in the utility model embodiment.
Specific embodiment
The feature of the utility model and other correlated characteristics are made further specifically by embodiment below in conjunction with attached drawing
It is bright, in order to the understanding of technical staff of the same trade:
Such as Fig. 1-2, respectively label is respectively as follows: yardage roll 1, selvage guide frame 2, roller 3, cylinder 4, optoelectronic switch 5, ranging sensing in figure
Device 6, photoelectric support 7, sensor stand 8, platform 9 of going away, perching platform 10, dragger roller 11, unwinding motor 12, motor subtract
Fast machine 13, traction electric machine 14, square steel 15, square steel chuck 16, selvage guide frame sliding track 17, gear-box 18.
Embodiment: as shown in Figs. 1-2, the present embodiment is specifically related to a kind of curtain canvas active unwinding device, using bi-motor
Control operating adjusts the speed ratio of driving motor by accurately calculating winding 1 diameter of yardage roll and Tensity size, can accurately control
The elasticity of yardage roll 1, to guarantee to batch beautiful appearance.
As shown in Figs. 1-2, the curtain canvas active unwinding device in the present embodiment, including set gradually unwinding device, test
Cloth apparatus, traction device are preset with yardage roll 1 in unwinding device, and the cloth in yardage roll 1 is passed through by multiple rollers 3 from unwinding device
It crosses cloth examination device and enters traction device.Driving motor, the rotation of driving yardage roll 1 and cloth are both provided on unwinding device and traction device
Face is mobile, and the driving motor on unwinding device is unwinding motor 12, and the driving motor on traction device is traction electric machine 14.
As shown in Figs. 1-2, optoelectronic switch 5 and ranging sensing are provided in the present embodiment between unwinding device and cloth examination device
Device 6, tension sensor is provided in cloth examination device, and distance measuring sensor 6, tension sensor, optoelectronic switch 5 are all connected with PLC control
Device processed, PLC controller are also respectively connected with the driving motor of unwinding device and traction device.Optoelectronic switch 5 is for obtaining selvage guide frame 2
The center of middle square steel 15, the i.e. rotary shaft position of yardage roll 1.Distance measuring sensor 6 be used to obtain its with 1 lateral surface of yardage roll away from
From in conjunction with the signal of optoelectronic switch 5, and then obtaining the thickness of yardage roll 1.Tension sensor is for obtaining cloth cover in cloth examination device
Tension.Above-mentioned distance measuring sensor 6, tension sensor, optoelectronic switch 5 signal be sent in PLC controller calculated into
And control the operating status of two driving motors.
As shown in Figs. 1-2, unwinding device includes selvage guide frame 2, and square steel 15 is provided on selvage guide frame 2, and the end of square steel 15 connects
Unwinding motor 12 is connect, the central axis of yardage roll 1 is fixed on square steel 15.15 both ends of square steel are lockked by two square steel chucks 16, square steel
Chuck 16 is set on selvage guide frame sliding track 17, and unwinding motor 12 connects square steel 15 by square steel chuck 16.The bottom of selvage guide frame 2 is set
It is equipped with the cylinder 4 for adjusting 2 position of selvage guide frame, cylinder 4 connects PLC controller, and the effect of cylinder 4 is by above-mentioned selvage guide frame
2 position is adjusted, and then controls the center of yardage roll 1.Cylinder 4 is will be in yardage roll 1 under the control of PLC controller
Mandrel position is moved to preset position, is calculated and is controlled in the process convenient for subsequent unreel again.Above-mentioned square steel 15 is length
Strip, square steel 15 rotates under the action of unwinding motor 12 drives yardage roll 1 to rotate, and square steel chuck 16 is for square steel 15 to be fixed on
It is rotated on selvage guide frame sliding track 17.
As shown in Figs. 1-2, the side of selvage guide frame 2 is provided with a photoelectric support 7, and optoelectronic switch 5 is set on photoelectric support 7
And towards the position of square steel 15.The side of selvage guide frame 2 is additionally provided with a sensor stand 8, and distance measuring sensor 6 is set to sensor
On bracket 8 and towards the position of yardage roll 1.Laser sensor can be used in distance measuring sensor 6.In photoelectric support 7, two photoelectricity are set
Switch 5, the available width and center to yardage roll 1 of optoelectronic switch 5, optoelectronic switch 5 transfer signals to PLC controller
In, PLC controller calculates output control signal control cylinder 4 movement by program so as to adjust the center of selvage guide frame 2, leads to
Above-mentioned cylinder 4 is crossed from optoelectronic switch 5 so as to advance always along the same line according to different cloth cover width adjustment selvedges.It passes
The distance signal that distance measuring sensor 6 on sensor bracket 8 will acquire is sent to PLC controller, and PLC controller can be according to distance
The center of signal and selvage guide frame 2 is calculated, to obtain the thickness of yardage roll 1.Cloth examination device includes a perching platform 10,
The two sides of perching platform 10 are each provided with a roller 3, and in the lower setting tension sensor of roller 3 close to traction device side.
Sensor stand 8 can also be connect with perching platform 10 forms platform 9 of going away, and cloth cover passes through below platform 9 of going away.
As shown in Figs. 1-2, in the present embodiment, traction electric machine 14 is as main speed motor in the man-machine interface of PLC controller
Setting, unwinding motor 12 then use torque mode, torque mode refer to frequency converter for the purpose of the output torque for controlling motor, speed
It is related with external loading tension to spend size, it is unrelated with torque.P=T*n/9550；Wherein, P is that power its unit is to T=9550P/n
Kilowatt kw；T is that Torque unit is ox rice Nm；It is revolutions per minute r/min that n, which is revolving speed its unit,.The parameter of unwinding motor 12 is
P1=15kw, N1=1470, the speed ratio of speed reducer are K1=1470:73, and nominal torque is T0=9550P/N=97.4nm, unreel dress
The specified max. output torque set is T1=(9550P/N) * K=(9550*15/1470*) * 1470/73=1962nm.The ginseng of yardage roll 1
Number are as follows: radius R2≤1m, tension TZ≤1800N.1 actual torque T2=R2*TZ of yardage roll≤1800nm < T1.According to the conservation of energy
Determine rate, frequency converter theory setting torque T=T2*(73/1470)=R2*TZ* (73/1470), wherein R2 is the survey of distance measuring sensor 6
1 radius of yardage roll calculated after amount, TZ are the tension signal of tension sensor detection.PID computing module pair in PLC controller
Tension carries out the automatic limitation PID output valve variation range that calculates in V1=0- (- 12), preset tension value V2 as compare according to
According to.If setting tension is less than actual tension V2 < TZ, PID exports V1 and increases, i.e., reactive torque reduces；If it is big to set tension
It exports V1 in actual tension V2 > TZ, PID to reduce, i.e., opposite force torque increases.Utilize the reality of above-mentioned characteristic dynamic regulation frequency converter
Border input torque TN=T* (- 1.0)+V1=(- 1) * T2*(73/1470)+V1=(- 1) * R2*TZ* (73/1470)+V1.By upper
It states process and realizes that opposing torque control motor moves forwards.
As shown in Figs. 1-2, in the present embodiment, traction device includes a dragger roller 11, the end of dragger roller 11
Traction electric machine 14 is connected by a gear-box 18, cloth is wrapped on dragger roller 11 under the driving of traction electric machine 14.It drives
Dynamic motor includes motor body, motor reducer 13, frequency converter, and frequency converter connects the control terminal of motor body, motor reducer
The shaft of 13 connection motor bodies, frequency converter and PLC controller communication connection.Above-mentioned apparatus can make driving motor operate at
Under the control of PLC controller.
As shown in Figs. 1-2, in the present embodiment, multiple rollers 3 are set by the operation of cloth cover in curtain canvas active unwinding device
TRAJECTORY CONTROL is on the position for being not easy to block sensor, and cloth enters in cloth examination device below unwinding device, and cloth examination device is again
Cloth cover is transferred on perching platform 10 by roller 3, traction dress is entered on the roller 3 by being provided with tension sensor
In setting.
As shown in Figs. 1-2, in the present embodiment, PLC controller and frequency converter are according to Torque Control principle adjusting unwinding motor
12 speed；14 speed of traction electric machine is by being realized after the direct setting speed of PLC by Frequency Converter Control.Driving motor can be
Under the action of PLC controller forward or reverse.
The present embodiment has the advantages that the problem that can effectively avoid the occurrence of the unevenness of tension caused by mechanical detent；Energy
Enough maintenances unreel the reset condition of cloth and fast reaction tension variation situation is always ensured that cloth cover is stablized；Selvedge can precisely be examined
It surveys and reaction is so that selvedge advances along the same line always, ensure that the beauty that edge is neat when unreeling cloth.
Claims (9)
1. a kind of curtain canvas active unwinding device, which is characterized in that including set gradually unwinding device, cloth examination device and lead
Leading-in device is preset with yardage roll in the unwinding device, is provided with optoelectronic switch between the unwinding device and the cloth examination device
And distance measuring sensor, tension sensor, the distance measuring sensor, the tension sensor, institute are provided in the cloth examination device
It states optoelectronic switch and is all connected with a PLC controller, the PLC controller is also respectively connected with unwinding motor and the institute of the unwinding device
The traction electric machine of traction device is stated, the cloth in the yardage roll is filled from the unwinding device by the perching by multiple rollers
It sets into the traction device.
2. a kind of curtain canvas active unwinding device according to claim 1, which is characterized in that the unwinding device includes one
Selvage guide frame, square steel is provided on the selvage guide frame, and the end of the square steel connects the unwinding motor, the central axis of the yardage roll
It is fixed on the square steel.
3. a kind of curtain canvas active unwinding device according to claim 2, which is characterized in that the square steel both ends are by two
Square steel chuck locks, and the square steel chuck is set on selvage guide frame sliding track, and the unwinding motor is connected by the square steel chuck
The square steel.
4. a kind of curtain canvas active unwinding device according to claim 2, which is characterized in that the bottom of the selvage guide frame is set
It is equipped with the cylinder for adjusting the selvage guide rack position, the cylinder connects the PLC controller.
5. a kind of curtain canvas active unwinding device according to claim 2, which is characterized in that the side of the selvage guide frame is set
It is equipped with a photoelectric support, the optoelectronic switch is set on the photoelectric support and towards the position of the square steel.
6. a kind of curtain canvas active unwinding device according to claim 2, which is characterized in that the side of the selvage guide frame is also
It is provided with a sensor stand, the distance measuring sensor is set on the sensor stand and towards the position of the yardage roll.
7. a kind of curtain canvas active unwinding device according to claim 1, which is characterized in that the cloth examination device includes one
Perching platform, the two sides of the perching platform are each provided with a roller and in the rollers close to the traction device side
The cylinder lower setting tension sensor.
8. a kind of curtain canvas active unwinding device according to claim 1, which is characterized in that the traction device includes one
The end of dragger roller, the dragger roller connects the traction electric machine by a gear-box, and cloth is in the traction electricity
It is wrapped under the driving of machine on the dragger roller.
9. a kind of curtain canvas active unwinding device according to claim 1, which is characterized in that the unwinding motor and traction
Motor includes motor body, motor reducer, frequency converter, and the frequency converter connects the control terminal, described of the motor body
Motor reducer connects the shaft of the motor body, the frequency converter and the PLC controller communication connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821578533.8U CN208883069U (en) | 2018-09-27 | 2018-09-27 | A kind of curtain canvas active unwinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821578533.8U CN208883069U (en) | 2018-09-27 | 2018-09-27 | A kind of curtain canvas active unwinding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208883069U true CN208883069U (en) | 2019-05-21 |
Family
ID=66514112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821578533.8U Active CN208883069U (en) | 2018-09-27 | 2018-09-27 | A kind of curtain canvas active unwinding device |
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| Country | Link |
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| CN (1) | CN208883069U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111646277A (en) * | 2020-06-23 | 2020-09-11 | 苏州贝斯特装饰新材料有限公司 | Unwinding device of cutting and inspecting machine |
| CN112110297A (en) * | 2020-09-01 | 2020-12-22 | 威伊艾姆电机(无锡)有限公司 | High-power dynamic constant-tension winding and unwinding device |
| CN117341337A (en) * | 2023-11-16 | 2024-01-05 | 滨州东方地毯有限公司 | Composite equipment for latex-free tufted carpet |
| CN118600772A (en) * | 2024-08-07 | 2024-09-06 | 江苏璞丽达数码科技有限公司 | Decorative paper coating production equipment |
-
2018
- 2018-09-27 CN CN201821578533.8U patent/CN208883069U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111646277A (en) * | 2020-06-23 | 2020-09-11 | 苏州贝斯特装饰新材料有限公司 | Unwinding device of cutting and inspecting machine |
| CN112110297A (en) * | 2020-09-01 | 2020-12-22 | 威伊艾姆电机(无锡)有限公司 | High-power dynamic constant-tension winding and unwinding device |
| CN112110297B (en) * | 2020-09-01 | 2025-02-11 | 中电电机股份有限公司 | A high-power dynamic constant tension winding and unwinding device |
| CN117341337A (en) * | 2023-11-16 | 2024-01-05 | 滨州东方地毯有限公司 | Composite equipment for latex-free tufted carpet |
| CN117341337B (en) * | 2023-11-16 | 2025-01-24 | 滨州东方地毯有限公司 | Lamination equipment for latex-free tufted carpet |
| CN118600772A (en) * | 2024-08-07 | 2024-09-06 | 江苏璞丽达数码科技有限公司 | Decorative paper coating production equipment |
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