CN206562386U - Glass pressing machine presser bar pressure automatic control system - Google Patents
Glass pressing machine presser bar pressure automatic control system Download PDFInfo
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- CN206562386U CN206562386U CN201720013537.0U CN201720013537U CN206562386U CN 206562386 U CN206562386 U CN 206562386U CN 201720013537 U CN201720013537 U CN 201720013537U CN 206562386 U CN206562386 U CN 206562386U
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Abstract
The utility model discloses a kind of glass pressing machine presser bar pressure automatic control system, including programmable logic control system part, pressure sensor, strut device part, programmable logic control system part includes man-machine interface, PLC, Analog input mModule, man-machine interface, Analog input mModule and PLC connections；Strut device part includes frequency converter, depression bar motor, strut device, and the rotating of Frequency Converter Control depression bar motor, depression bar motor control strut device is acted on pressure roller；Pressure sensor is arranged on strut device, for sensing the pressure value that strut device is acted on pressure roller；Pressure sensor is connected with Analog input mModule, and the pressure value of sensing is fed back into PLC, and frequency converter is connected with PLC by EPA automation bus PROFINET and communicated.The utility model realizes automatically controlling for the pressure of depression bar, improves the reliability, stability and easily-controllable property of control pressurer system.
Description
Technical field
The utility model is related to a kind of glass pressing machine presser bar pressure automatic control system, belongs to glass machinery field.
Background technology
Current photovoltaic glass production line has very high requirement, the depression bar effect of calender to the thickness evenness of glass
Pressure on pressure roller is to ensure the uniform important measures of thickness of glass, it is necessary to good reliability, stability and easily-controllable property.
But the control of current presser bar pressure needs the artificial thickness according to glass metal or the glass product quality condition produced to be judged
Analysis, then the regulation of presser bar pressure is carried out, the regulation of pressure belongs to an open-loop control system, and the control mode has serious stagnant
Property, efficiency are low afterwards, reliability is low, stability is poor, influence the qualification rate of glass product.Therefore the controlling party of presser bar pressure is improved
Formula, realizes closed-loop control, and the ease for operation for improving control is very necessary.
Utility model content
For above-mentioned situation, in order to overcome the deficiencies in the prior art, the utility model provides a kind of glass pressing machine depression bar
Pressure automatic control system, so as to realize the closed-loop control of presser bar pressure, improves reliability, the stability of control pressurer system
And easily-controllable property.
To achieve these goals, the technical solution adopted in the utility model is：
A kind of glass pressing machine presser bar pressure automatic control system, it is characterised in that：Including programmable logic control system
Partly, pressure sensor, strut device part, described programmable logic control system part include man-machine interface, PLC, mould
Analog quantity input module, man-machine interface, Analog input mModule and PLC connections, PLC internal PID control algolithms；Described depression bar dress
Putting part includes frequency converter, depression bar motor, strut device, the rotating of described Frequency Converter Control depression bar motor, described pressure
Bar motor control strut device is acted on pressure roller；Described pressure sensor is arranged on strut device, for sensing depression bar
The pressure value that device is acted on pressure roller；Described pressure sensor is connected with Analog input mModule, by the pressure value of sensing
PLC is fed back to, described frequency converter is connected by EPA automation bus PROFINET with PLC to be communicated.
Described glass pressing machine presser bar pressure automatic control system, it is characterised in that：Scene by EPA from
Dynamicization bus PROFINET is by PLC and frequency converter, man-machine interface group among an industrial network.
Described glass pressing machine presser bar pressure automatic control system, it is characterised in that：The pressure sensor feedback
Pressure value is shown in man-machine interface, and can change constant-pressure setting value by man-machine interface.
In the utility model, using the rotating of frequency converter regulation depression bar motor come the lifting of strut device, so as to control
The pressure that depression bar is acted on pressure roller.Analog input mModule completes pressure signal collection, and pressure Value Data, which is sent to, to be compiled
Journey logic controller PLC, and shown in man-machine interface, the setting value of pressure can be set in man-machine interface,
PLC controls the frequency converter way of output by program and pid control algorithm according to the value of feedback and setting value of pressure.Pressure is passed
Sensor sends into the current signal that the pressure value of sensing is converted into 4 ~ 20mA by double glue shielding lines the mould of programmable control system
Analog quantity input module.
The utility model has the advantages that：
The utility model is by situ industrial ether automation bus PROFINET by programmable logic controller (PLC) and change
Among frequency device, one industrial network of man-machine interface group, communication speed and reliability are improved, is sensed by pressure sensor and pressed
Force value and the CPU that pressure value is fed back to programmable logic controller (PLC), programmable controller internal program and pid control algorithm according to
Pressure feedback value and the pressure value of man-machine interface setting control the output of frequency converter, control the rotating of depression bar motor, so that
The pressure that control depression bar is acted on pressure roller, realizes the closed-loop control of Stress control.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
As shown in figure 1, a kind of glass pressing machine presser bar pressure automatic control system, including programmable logic control system portion
Point, pressure sensor 1, strut device part, programmable logic control system part include man-machine interface 7, PLC 5, analog quantity
Input module 6, man-machine interface 7, Analog input mModule 6 are connected with PLC 5, the internal PID control algolithms of PLC 5；Strut device
Part includes frequency converter 4, depression bar motor 2, strut device 3, and the rotating of the control depression bar of frequency converter 4 motor 2, depression bar motor 2 is controlled
Strut device 3 processed is acted on pressure roller；Pressure sensor 1 is arranged on strut device 3, is acted on for sensing strut device 3
Pressure value on pressure roller；Pressure sensor 3 is connected with Analog input mModule 6, and the pressure value of sensing is fed back into PLC 5, is become
Frequency device 4 is connected with PLC 5 by EPA automation bus PROFINET and communicated.
Scene automates bus PROFINET by PLC 5 and frequency converter 4,7 groups of man-machine interface one by EPA
Among individual industrial network.
The pressure value that pressure sensor 1 feeds back is shown in man-machine interface 7, and can be changed constant-pressure by man-machine interface 7 and set
Definite value.
The pressure that acts on pressure roller of strut device 3 is sensed by pressure sensor 1 and pressure value is converted into 4 ~ 20mA
Electric signal send into programmable logic control system Analog input mModule 6, the pressure signal now sent into be actual pressure
Value Data, need to call FC105 " SCALE " functional modules that actual pressure value is converted into the full mold of PLC quantities in PLC program
Value Data, is re-fed into the feedback value parameter input port of pid control algorithm functional module.Production is set in man-machine interface 7
The presser bar pressure value of technological requirement, automates bus PROFINET by EPA and is sent to PLC 5, also adjust in a program
Setup pressure value is converted into the full mold Value Data of PLC quantities with FC105 " SCALE " functional modules, PID control is re-fed into
The setting value parameter input port of algorithm function module, in PLC program setting complete pid control algorithm module sampling period,
After proportional gain value, the time of integration, skip distance, PID high-low limit values, PLC will complete the PID of pressure according to the parameter of setting
Control algolithm, pid control module calculates the full mold Value Data completed and is converted into integer value by FC106 " UNSCALE " functional blocks,
Bus PROFINET is automated by EPA and is sent to frequency converter 4, the output frequency of frequency converter is adjusted, and then control pressure
The rotating of bar motor 2, the pressure that regulation strut device 3 is acted on pressure roller.
Claims (3)
1. a kind of glass pressing machine presser bar pressure automatic control system, it is characterised in that：Including programmable logic control system portion
Point, pressure sensor, strut device part, described programmable logic control system part includes man-machine interface, PLC, simulation
Measure input module, man-machine interface, Analog input mModule and PLC connections；Described strut device part includes frequency converter, depression bar
Motor, strut device, the rotating of described Frequency Converter Control depression bar motor, described depression bar motor control strut device effect
On pressure roller；Described pressure sensor is arranged on strut device, for sensing the pressure that strut device is acted on pressure roller
Value；Described pressure sensor is connected with Analog input mModule, and the pressure value of sensing is fed back into PLC, described frequency converter
It is connected and is communicated with PLC by EPA automation bus PROFINET.
2. glass pressing machine presser bar pressure automatic control system according to claim 1, it is characterised in that：Scene passes through work
Industrial Ethernet automation bus PROFINET is by PLC and frequency converter, man-machine interface group among an industrial network.
3. glass pressing machine presser bar pressure automatic control system according to claim 1, it is characterised in that：The pressure is passed
The pressure value of sensor feedback is shown in man-machine interface, and can change constant-pressure setting value by man-machine interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720013537.0U CN206562386U (en) | 2017-01-06 | 2017-01-06 | Glass pressing machine presser bar pressure automatic control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720013537.0U CN206562386U (en) | 2017-01-06 | 2017-01-06 | Glass pressing machine presser bar pressure automatic control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206562386U true CN206562386U (en) | 2017-10-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720013537.0U Active CN206562386U (en) | 2017-01-06 | 2017-01-06 | Glass pressing machine presser bar pressure automatic control system |
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| CN (1) | CN206562386U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106587578A (en) * | 2017-01-06 | 2017-04-26 | 蚌埠凯盛工程技术有限公司 | Glass calender compression bar pressure automatic control system |
-
2017
- 2017-01-06 CN CN201720013537.0U patent/CN206562386U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106587578A (en) * | 2017-01-06 | 2017-04-26 | 蚌埠凯盛工程技术有限公司 | Glass calender compression bar pressure automatic control system |
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