CN109243719A - A kind of envelope curve automatic control system and method - Google Patents
A kind of envelope curve automatic control system and method Download PDFInfo
- Publication number
- CN109243719A CN109243719A CN201811213389.2A CN201811213389A CN109243719A CN 109243719 A CN109243719 A CN 109243719A CN 201811213389 A CN201811213389 A CN 201811213389A CN 109243719 A CN109243719 A CN 109243719A
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- motor
- plc controller
- envelope curve
- speed
- wrapped
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
- H01B13/26—Sheathing; Armouring; Screening; Applying other protective layers by winding, braiding or longitudinal lapping
Abstract
The invention discloses a kind of envelope curve automatic control system and methods, the system includes: touch display screen, PLC controller, motor servo driver, traction electric machine, the first frequency converter, wrapped motor and encoder, touch display screen is electrically connected with PLC controller, PLC controller is electrically connected with motor servo driver, the first frequency converter and encoder respectively, motor servo driver is electrically connected with traction electric machine, and the first frequency converter is electrically connected with wrapped motor.Therefore, envelope curve automatic control system and method provided in an embodiment of the present invention, utilize the speed of the wrapped motor of encoder real-time detection, and utilize the present speed of PLC controller analytical calculation wrapping mechanism, further calculate speed required for obtaining traction electric machine and traction mechanism, so as to accurately control the speed of traction mechanism in real time using touch display screen, so that band uniformly surrounds the efficiency and precision on envelope curve, improve envelope curve with certain packet stack rate.
Description
Technical field
The present invention relates to automatic control technology field more particularly to a kind of envelope curve automatic control systems.
Background technique
Either in large-scale industrialization production workshop or daily life, it is seen everywhere complicated cable.Technical work
Person increases the service life of cable for the life security of people, avoids friction that cable is caused to wear, and makes the cable of leakage
It is beautiful.Before every cable comes into operation, need to wind band outside cable, i.e., in cable being uniformly coated on using band
Face enhances the effect of protective layer and beauty to reach insulation.
Currently, actual cable envelope curve process equipment, usually drives band to rotate around to envelope curve, wait wrap using wrapped motor
Line moves forward under the action of traction electric machine.During specific envelope curve, operator needs according to oneself body experience, gradually
The speed of wrapped motor and traction electric machine is adjusted, to realize that band is uniformly wrapped in outside to envelope curve.
However, existing envelope curve technology needs operator according to certainly due to wrapped motor and traction electric machine isolated operation
The experience of body constantly adjusts the revolving speed of wrapped motor and traction electric machine, enables and is uniformly coated by band to envelope curve, from
And the case where making envelope curve working efficiency low, and envelope curve cannot keep determining packet stack rate, being easy to appear bottom pour ladle or wrap again.
Summary of the invention
The embodiment of the invention provides a kind of envelope curve automatic control system and methods, solve envelope curve efficiency in the prior art
Low problem.
On the one hand, the embodiment of the invention provides a kind of envelope curve automatic control system, the system include: touch display screen,
PLC controller, motor servo driver, traction electric machine, the first frequency converter, wrapped motor and encoder, the touch display screen
Be electrically connected with the PLC controller, the PLC controller respectively with the motor servo driver, first frequency converter and
Encoder electrical connection, the motor servo driver are electrically connected with the traction electric machine, first frequency converter with it is described
Wrapped motor electrical connection, is arranged the first reduction gearbox, the wrapped motor and winding machine between the traction electric machine and traction mechanism
Second reduction gearbox is set between structure.
On the other hand, the embodiment of the invention provides a kind of envelope curve autocontrol methods, this method comprises: the method makes
Control instruction is sent to the PLC controller with envelope curve automatic control system described in claim 1: the touch display screen；
First frequency converter drives the wrapped motor operation according to the control instruction；The encoder detects the wrapped motor
Revolving speed, and to the PLC controller send；The PLC controller is according to the revolving speed and the wrapped electricity of the wrapped motor
Reduction ratio between machine and the wrapping mechanism calculates the speed of the wrapping mechanism, and according to formula [3H (1-A)+b] υB=υS
Calculate the speed of the traction mechanism；Wherein, the H is the width of band, and the b is adjustment factor, the vBFor it is described around
The speed of turn-up mechanism, the vSFor the speed of the traction mechanism；The PLC controller according to the revolving speed of the traction mechanism and
Reduction ratio between the traction mechanism and the traction electric machine calculates the speed of traction electric machine, and according to the traction electric machine
Speed sends the control instruction for driving traction electric machine to the motor servo driver.
To sum up, envelope curve automatic control system and method provided in an embodiment of the present invention, by the way that touch display screen, PLC is arranged
Controller, encoder, wrapped module, traction module, so that PLC controller is electrically connected with wrapped module and traction module respectively,
Encoder is mounted on the wrapped motor of wrapped module, so as to utilize the wrapped electricity in the wrapped module of encoder real-time detection
The speed of machine, and using the present speed of PLC controller analytical calculation wrapping mechanism, it further calculates to obtain in traction module
Speed required for traction electric machine and traction mechanism, so as to accurately control the speed of traction electric machine in real time using touch display screen
Degree, and then the speed of traction mechanism is controlled, so that traction mechanism and wrapping mechanism are under the operation of certain speed, band is with certain
Packet stack rate uniformly surround efficiency and precision on envelope curve, improve envelope curve.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of envelope curve automatic control system provided in an embodiment of the present invention；
Fig. 2 is a kind of electrical connection signal of envelope curve automatic control system provided in an embodiment of the present invention；
Fig. 3 is a kind of electrical connection signal of PLC controller of envelope curve automatic control system provided in an embodiment of the present invention.
Detailed description of the invention: 100- touch display screen, 200-PLC controller, 300- motor servo driver, 400- traction electricity
Machine, the first frequency converter of 500-, the wrapped motor of 600-, 700- encoder, 800a- alarm, 800b- external measuring instrument, 800c-
Force snesor, the second frequency converter of 900a-, 900b- take-up motor.
Specific embodiment
Below with reference to the attached drawing in the present invention, clear, complete description is carried out to the technical solution of the embodiment of the present invention, is shown
So, described embodiment is a part of the embodiments of the present invention, rather than whole embodiments.Based on the implementation in the present invention
Example, those of ordinary skill in the art's every other embodiment obtained without making creative work, is all answered
Belong to the scope of protection of the invention.
In order to facilitate understanding and illustrate, is automatically controlled below by the envelope curve that Fig. 1 and Fig. 2 elaborate the embodiment of the present invention
System and method.Fig. 1 show a kind of structural schematic diagram of envelope curve automatic control system provided in an embodiment of the present invention.As schemed
Show, which may include:
Touch display screen 100, PLC controller 200, motor servo driver 300, traction electric machine 400, the first frequency converter
500, wrapped motor 600 and encoder 700, the touch display screen 100 are electrically connected with the PLC controller 200, the PLC
Controller 200 is electrically connected with the motor servo driver 300, first frequency converter 500 and the encoder 700 respectively,
The motor servo driver 300 is electrically connected with the traction electric machine 400, first frequency converter 500 and the wrapped motor
600 electrical connections, are arranged the first reduction gearbox, the wrapped motor 600 and winding machine between the traction electric machine 400 and traction mechanism
Second reduction gearbox is set between structure.
It may include control module, wrapped module and traction module specifically, envelope curve automatic system provided by the invention,
Control module is electrically connected with wrapped module and traction module respectively, so as to according to the wrapped module of detection information real-time monitoring and
The speed of service of traction module.Control module includes touch display screen, PLC controller and encoder, PLC controller respectively with touching
Touch display screen and encoder electrical connection；Wrapped module includes wrapped motor, the first frequency converter, the second reduction gearbox and wrapping mechanism,
First frequency converter is electrically connected with wrapped motor, and a side gear of the second reduction gearbox is connect with the shaft of wrapped motor, and the other side connects
Connect wrapping mechanism；Traction module includes motor servo driver, the first reduction gearbox, traction electric machine and traction mechanism, servo motor
Driver is electrically connected with traction electric machine, the connection of the shaft of one side gear of the first reduction gearbox and traction electric machine, another side gear with
Traction mechanism connection；PLC controller is electrically connected with the first frequency converter, encoder and motor servo driver respectively, encoder peace
In the shaft of wrapped motor, for the revolving speed of the wrapped motor of real-time detection, and the data that will test are transmitted to PLC control
Device.
It should be understood that being stored with the second reduction gearbox gear shift current with wrapped motor and wrapping mechanism in PLC controller
Relationship, i.e., the reduction ratio between wrapped motor and wrapping mechanism.And it is stored with the first reduction gearbox and traction electric machine and traction mechanism
Current gear shift relationship, i.e. reduction ratio between traction electric machine and traction mechanism.Therefore, PLC controller is receiving volume
Code device feedback wrapped motor revolving speed after, can by the reduction ratio between wrapped motor and wrapping mechanism, be calculated around
The speed of turn-up mechanism.Further, it is possible to ensure under conditions of certain adjustment factor and packet stack rate, it is calculated mobile to envelope curve
Speed, i.e. the speed of traction mechanism.Further, according to subtracting between the speed of traction mechanism and traction electric machine and traction mechanism
Speed ratio calculation obtains speed required for traction electric machine to get the speed of servo motor is arrived.I.e. PLC controller can be according to coding
Revolving speed needed for servo motor is calculated in the current speed of the wrapping mechanism of device feedback, sends out so as to drive to servo motor
Send control instruction.
Therefore, envelope curve automatic control system provided in an embodiment of the present invention, by setting touch display screen, PLC controller,
Encoder, wrapped module, traction module, so that PLC controller is electrically connected with wrapped module and traction module respectively, encoder peace
On the wrapped machine shaft of wrapped module, so as to utilize the wrapped motor in the wrapped module of encoder real-time detection
Speed, and using the present speed of PLC controller analytical calculation wrapping mechanism, further analysis obtains the traction in traction module
Speed required for motor and traction mechanism, so as to accurately control the speed of traction electric machine in real time using touch display screen,
And then the speed of traction mechanism is controlled, so that traction mechanism and wrapping mechanism are under the operation of certain speed, band is with certain
Packet stack rate uniformly surrounds efficiency and precision on envelope curve, improve envelope curve.
Further, in another embodiment of envelope curve automatic control system provided by the invention, which may be used also
To include to line mechanism and take-up mechanism.Take-up mechanism may include the second frequency converter and take-up motor.To envelope curve be wrapped in
It in line mechanism, after the end of a thread of envelope curve after wrapping mechanism, is fixed on take-up mechanism, and one end of band is fixed on to envelope curve
On.Envelope curve produce start when, when wrapped motor rotate, drive wrapping mechanism operation so that band be wrapped in
On envelope curve, meanwhile, traction electric machine rotation drives traction mechanism operation, so that it is mobile to envelope curve, so that band is with one
Fixed packet stack rate is wrapped in on envelope curve.Also, PLC controller sends to the second frequency converter and instructs, and driving take-up motor is simultaneously
Movement will be completed the cable after band coats and be recycled.It should be understood that the second frequency converter is electrically connected with the PLC controller, institute
Take-up motor is stated to be electrically connected with second frequency converter.
It preferably, can also include alarm in another embodiment of envelope curve automatic control system provided by the invention
800a and external measuring instrument 800b.It should be understood that the alarm 800a and external measuring instrument 800b and the PLC controller
200 electrical connections.And alarm 800a can be set on the console of production line or in touch display screen, external measuring instrument
800b is arranged on the bracket of production line, and on the bracket between wrapping mechanism and traction mechanism.Preferably, outside diameter measuring
Instrument 800b is positioned close on the bracket of wrapping mechanism, so as to the envelope curve outer diameter of the nearest completion cladding of real-time detection.It is real
In border, PLC control, the outer diameter of the more current envelope curve of PLC controller and the packet prestored can be fed back in the outer diameter that will test
The outer diameter of line sends to alarm and instructs when the difference is more than the threshold value prestored in PLC controller, controls alarm equipment alarm,
To remind operator that current envelope curve breaks down, need to adjust.At this point, PLC controller can be with the wrapped motor of automatic braking, traction
Motor and take-up motor.Furthermore it is also possible to make above-mentioned motor reversal, the line segment of the folded packet error of the appearance wound is carried out
It remedies.
It should be understood that as shown in Fig. 2, above-mentioned wrapped motor, traction electric machine and take-up motor have hand push button, as failure is multiple
The control buttons such as position and manual take-up.For example, can be convenient manual control when breaking down in equipment debugging stage and equipment and set
It is standby, for checking failure.
It preferably, further include tension sensor in the another embodiment of envelope curve automatic control system provided by the invention
800c.It should be understood that tension sensor is electrically connected with PLC controller.The tension sensor can be set in traction electric machine and take-up
Between motor, so as to the tension of the envelope curve between real-time measurement traction electric machine and take-up motor, and PLC control is fed back to
Device.Further, it is compared in PLC controller with the Tensity size prestored.The PLC controller can be real according to comparison result
When adjust take-up motor the speed of service.For example, indicating traction electric machine and take-up motor when detecting that tension is less than pre-stored values
Between envelope curve it is too loose, it is understood that there may be the case where stacking, then need to accelerate the revolving speed of take-up motor, to accelerate take-up speed.
Optionally, in envelope curve automatic control system provided in an embodiment of the present invention, the touch display screen can be DOP-
It can be ASD-A2-0721-L, traction electric machine that B07S411, PLC controller, which can be DVP32ES200T, motor servo driver,
Can be ECMA-C10807RS, the first frequency converter can and second frequency converter can be VFD4A8MS23ANSAA, coding
Device can be that 16B2-CWZ6C, wrapped motor and take-up motor can be Y80M1-2.It should be understood that the concrete model of above-mentioned device,
The present invention is without limitation.
The envelope curve autocontrol method that an embodiment of the present invention will be described in detail below provides.It should be understood that this method can use
The envelope curve automatic control system that there is provided in above-described embodiment is realized.This method detailed process is as follows:
S110, the touch display screen 100 send control instruction to the PLC controller 200.
S120, first frequency converter 500 are run according to the control instruction driving wrapped motor 600.
S130, the encoder 700 detects the revolving speed of the wrapped motor 600, and sends to the PLC controller 300.
S140, the PLC controller 300 according to the revolving speed of the wrapped motor 600 and the wrapped motor 600 with it is described
Reduction ratio between wrapping mechanism calculates the speed of the wrapping mechanism, and the speed of the traction mechanism is calculated according to formula (1)
Degree.
[3H(1-A)+b]υB=υS (1)
Wherein, the H is the width of band, and the b is adjustment factor, the vBFor the speed of the wrapping mechanism, institute
State vSFor the speed of the traction mechanism.
S150, the PLC controller 300 is according to the revolving speed of the traction mechanism and the traction mechanism and traction electricity
Reduction ratio between machine 400 calculates the speed of traction electric machine 400, and according to the speed of the traction electric machine 400 to the servo
Motor driver 300 sends the control instruction for driving traction electric machine 400.
In conclusion envelope curve automatic control system provided in an embodiment of the present invention, is controlled by setting touch display screen, PLC
Device processed, encoder, wrapped module, traction module are compiled so that PLC controller is electrically connected with wrapped module and traction module respectively
Code device is mounted on the wrapped motor of wrapped module, so as to utilize the wrapped motor in the wrapped module of encoder real-time detection
Speed, and using PLC controller analytical calculation wrapping mechanism present speed, further analysis obtain leading in traction module
Draw speed required for motor and traction mechanism, so as to accurately control the speed of traction electric machine in real time using touch display screen
Degree, and then the speed of traction mechanism is controlled, so that traction mechanism and wrapping mechanism are under the operation of certain speed, band is with certain
Packet stack rate uniformly surround efficiency and precision on envelope curve, improve envelope curve.
Disclosed above is only several specific embodiments of the invention, and still, the embodiment of the present invention is not limited to this, is appointed
What what those skilled in the art can think variation should all fall into protection scope of the present invention.
Claims (6)
1. a kind of envelope curve automatic control system characterized by comprising touch display screen (100), is watched PLC controller (200)
Take motor driver (300), traction electric machine (400), the first frequency converter (500), wrapped motor (600) and encoder (700), institute
Touch display screen (100) is stated to be electrically connected with the PLC controller (200), the PLC controller (200) respectively with the servo
Motor driver (300), first frequency converter (500) and the encoder (700) electrical connection, the motor servo driver
(300) it being electrically connected with the traction electric machine (400), first frequency converter (500) is electrically connected with the wrapped motor (600),
First reduction gearbox is set between the traction electric machine (400) and traction mechanism, between the wrapped motor (600) and wrapping mechanism
Second reduction gearbox is set.
2. envelope curve automatic control system according to claim 1, which is characterized in that further include the second frequency converter (900a) and
Take-up motor (900b), second frequency converter (900a) are electrically connected with the PLC controller (200), the take-up motor
(900b) is electrically connected with second frequency converter (900a).
3. envelope curve automatic control system according to claim 1, which is characterized in that further include alarm (800a) and outer diameter
Measuring instrument (800b), the alarm (800a) and the external measuring instrument (800b) are electrically connected with the PLC controller (200)
It connects.
4. envelope curve automatic control system according to claim 1, which is characterized in that it further include tension sensor (800c),
The tension sensor (800c) is electrically connected with the PLC controller (200).
5. envelope curve automatic control system according to claim 1-4, which is characterized in that the touch display screen
(100) be DOP-B07S411, PLC controller (200) be DVP32ES200T, motor servo driver (300) is ASD-A2-
0721-L, traction electric machine (400) are ECMA-C10807RS, the first frequency converter (500) and second frequency converter (900a) are
VFD4A8MS23ANSAA, the encoder (700) are E6B2-CWZ6C, the wrapped motor (600) and the take-up motor
(900a) is Y80M1-2.
6. a kind of envelope curve autocontrol method, which is characterized in that the described method includes:
The method uses envelope curve automatic control system described in claim 1:
S110, the touch display screen (100) send control instruction to the PLC controller (200)；
S120, first frequency converter (500) run according to the control instruction driving wrapped motor (600)；
S130, the encoder (700) detects the revolving speed of the wrapped motor (600), and sends out to the PLC controller (300)
It send；
S140, the PLC controller (300) is according to the revolving speed and the wrapped motor (600) of the wrapped motor (600) and institute
The speed that the reduction ratio between wrapping mechanism calculates the wrapping mechanism is stated, and the traction mechanism is calculated according to formula (1)
Speed；
[3H(1-A)+b]υB=υS (1)
Wherein, the H is the width of band, and the b is adjustment factor, the υBFor the speed of the wrapping mechanism, the υSFor
The speed of the traction mechanism；
S150, the PLC controller (300) is according to the revolving speed of the traction mechanism and the traction mechanism and the traction electric machine
(400) reduction ratio between calculates the speed of the traction electric machine (400), and according to the speed of the traction electric machine (400) to
The motor servo driver (300) sends the control instruction for driving the traction electric machine (400).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811213389.2A CN109243719A (en) | 2018-10-10 | 2018-10-10 | A kind of envelope curve automatic control system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811213389.2A CN109243719A (en) | 2018-10-10 | 2018-10-10 | A kind of envelope curve automatic control system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109243719A true CN109243719A (en) | 2019-01-18 |
Family
ID=65053974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811213389.2A Pending CN109243719A (en) | 2018-10-10 | 2018-10-10 | A kind of envelope curve automatic control system and method |
Country Status (1)
| Country | Link |
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| CN (1) | CN109243719A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113802399A (en) * | 2021-09-23 | 2021-12-17 | 江阴特锋机械有限公司 | Double-twisting equipment for twisting steel cord and control method thereof |
-
2018
- 2018-10-10 CN CN201811213389.2A patent/CN109243719A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113802399A (en) * | 2021-09-23 | 2021-12-17 | 江阴特锋机械有限公司 | Double-twisting equipment for twisting steel cord and control method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190118 |
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| WD01 | Invention patent application deemed withdrawn after publication |