CN206825889U - A kind of EVA adhesive film production line barrel Temperature Intelligent Control System - Google Patents
A kind of EVA adhesive film production line barrel Temperature Intelligent Control System Download PDFInfo
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- CN206825889U CN206825889U CN201720174904.5U CN201720174904U CN206825889U CN 206825889 U CN206825889 U CN 206825889U CN 201720174904 U CN201720174904 U CN 201720174904U CN 206825889 U CN206825889 U CN 206825889U
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- cooling water
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Abstract
The application is related to a kind of EVA adhesive film production line barrel Temperature Intelligent Control System, including screw extruder, PLC, first temperature detecting unit, second temperature detection unit, heat control unit, the first temperature detecting unit and heat control unit are provided with barrel, the first water pump has been sequentially connected in series on connecting line between outlet pipe and cooling water channel arrival end, first pressure table, first magnetic valve, return pipe connects connection with the cooling water channel port of export, and it is serially connected with control valve on pipeline between return pipe and the cooling water channel port of export, second temperature detection unit is provided with cooling water tank, first temperature detecting unit, second temperature detection unit, first pressure table, heat control unit, first magnetic valve and the first water pump are electrically connected with by cable and PLC respectively.The application, which has, solves the morning and evening temperature difference or summer in the winter temperature difference greatly on influence caused by barrel temperature, is utilized by cooling water in cooling water tank and freezing water tank and ice water circulation, solves water resource waste problem.
Description
Technical field
A kind of EVA adhesive film production line is the utility model is related to, particularly a kind of EVA adhesive film production line barrel temperature intelligent control
System processed.
Background technology
EVA adhesive film is due to its low melting point, easily flowing, the high grade of transparency, the features such as high adhesion strength, is widely used in photovoltaic module
In, because its fusing point is low, high is required to extruder temperature control.Conventional EVA adhesive film production line screw rod is using directly logical cold water drop
Warm mode, cooling capacity depend entirely on the height of cold water temperature, and due to day and night temperature or winter in summer excessive temperature differentials, in vain
Its night or each even difference of season lowering temperature effect, the undesirable EVA adhesive film that directly results in of cooling-down effect flow at different temperatures
Dynamic property is neglected neglects slowly soon, has a strong impact on product quality.And cold water cooling after temperature it is too high, can only by drain or cooling processing after
Secondary use can be carried out.Largely cause the waste of the energy.
The content of the invention
The purpose of this utility model is exactly in order to avoid the weak point in background technology, there is provided a kind of EVA adhesive film production
Line barrel Temperature Intelligent Control System.
To reach above-mentioned purpose.The utility model adopts the following technical scheme that：A kind of EVA adhesive film production line barrel temperature intelligence
Can control system, including screw extruder, the cooling water tank that is arranged on the outside of screw extruder, screw extruder include feeding spiral shell
Cylinder and feeding spiro rod, feeding barrel is interior to be provided with cooling water channel, and outlet pipe and return pipe, outlet pipe are provided with and communicated with cooling water tank
Connection is connected with the arrival end of cooling water channel, return pipe connects connection, the EVA adhesive film production line with the port of export of cooling water channel
Barrel Temperature Intelligent Control System also includes PLC, the first temperature detecting unit, second temperature detection unit, heating control
Unit processed, the first temperature detecting unit and heat control unit, outlet pipe and cooling water channel entrance are provided with the barrel
The first water pump, first pressure table, the first magnetic valve are sequentially connected in series on connecting line between end, return pipe is said with cooling water
The connection connection of mouth end, and control valve is serially connected between return pipe and the cooling water channel port of export on pipeline, it is provided with cooling water tank
Second temperature detection unit, first temperature detecting unit, second temperature detection unit, first pressure table, computer heating control list
Member, the first magnetic valve and the first water pump are electrically connected with by cable and PLC respectively.
For a kind of optimization of the present utility model, cold and hot exchange is serially connected between return pipe and cooling water channel on connecting line
Device, the first heat exchange water channel, the second heat exchange water channel, the water inlet end of the first heat exchange water channel, water outlet are provided with the cool-heat-exchanger
End connect connection with the cooling water channel port of export, return pipe respectively, between the water inlet end of the second heat exchange water channel, water side connection connect
There is strong cold control system, the control valve is serially connected with the pipe between the port of export of cooling water channel and the water inlet end of the first heat exchange water channel
Lu Shang.
For a kind of optimization of the present utility model, the strong cold control system includes freezing unit, freezing water tank, the second electricity
Magnet valve, the second water pump, second pressure gauge, freezing water tank inner bottom part are provided with heat exchanging pipe, freeze the heat exchange medium of unit
Pipeline is concatenated with heat exchanging pipe, and cooling water outlet tube and cooling water return pipe, cooling water outlet tube, cooling water are provided with freezing water tank
Return pipe concatenates with the second heat exchange water channel, and is sequentially connected in series between the cooling water outlet tube of freezing water tank and the second heat exchange water channel water intake end
There are the second water pump, second pressure gauge, second solenoid valve, the second water pump, second pressure gauge and second solenoid valve are controlled with PLC respectively
Device processed is electrically connected with.
For a kind of optimization of the present utility model, first temperature detecting unit, second temperature detection unit are using heat
Dipole thermometer.
For a kind of optimization of the present utility model, the EVA adhesive film production line barrel Temperature Intelligent Control System also includes
Touch control screen, PLC are electrically connected with touch control screen.
A kind of EVA adhesive film production line barrel Temperature Intelligent Control System control method, including
1) the first temperature detecting unit is used to detect barrel temperature in real time, when the barrel temperature of the first temperature detecting unit detection
When degree is less than design temperature, heat control unit is started by PLC barrel is heated；2) when the first temperature is examined
When survey unit detection barrel temperature is higher than design temperature, the first magnetic valve and the first water pump are started by PLC, so as to
Cooling water tank is returned to after cooling water channel cools down to barrel from cooling water tank water intaking, first pressure table is used to examine in real time
Pipeline pressure is surveyed, after the first magnetic valve is opened, first pressure table detects pipeline pressure reduction, then real by PLC
When control the rotating speed of the first water pump, so as to ensure that pipeline pressure is constant；
3) after the first temperature detecting unit detection barrel temperature drops to design temperature, first is closed by PLC
Magnetic valve, and the pipeline pressure that is detected in real time according to first pressure table of PLC automatically adjust the first pump rotary speed or
Termination of pumping；
4) water temperature of cooling water tank is detected in real time by second temperature detection unit, cooling water is cold through barrel in cooling water tank
Temperature raises after heat exchange, and when second temperature detection unit detects that cooling water is less than setting demand temperature in cooling water tank
When, PLC starts second solenoid valve, takes frozen water after cool-heat-exchanger to the cooling on water return pipeline out of freezing water tank
Backwater is to cooling water tank after water is cooled；
5) it is used to detect the hydraulic pressure on connecting line in real time by second pressure gauge, when second pressure gauge detects pipeline pressure
Power reduces, then the rotating speed of the second water pump is controlled in real time by PLC, so as to ensure that pipeline pressure is constant；Work as cooling water tank
When interior cooling water is less than setting demand temperature for a long time, and second solenoid valve is in opening, PLC control for a long time
And adjust freezing unit operating power, improve cooling capacity, so repeatedly, until barrel temperature control setting range it
It is interior.
For a kind of optimization of the present utility model, heat control unit uses pid control mode, when temperature is close to setting
Slowly heated after temperature until temperature is constant.
The utility model has compared with background technology and improves EVA adhesive film production line extruder temperature controlled level, reduces energy
Source wastes, reduces manpower output, improves EVA adhesive film product quality；Solve the morning and evening temperature difference or summer in the winter temperature difference greatly to produce barrel temperature
Raw influence, while utilized by cooling water in cooling water tank and freezing water tank and ice water circulation, solve water resource waste problem；
Gather the first temperature detecting unit, second temperature detection unit, first pressure table, second pressure gauge in real time by PLC
Data, so as to according to the data gathered in real time control heat control unit, the first magnetic valve, the first water pump, the second water in real time
Pump, second solenoid valve, so as to Intelligent adjustment cooling water temperature；All devices pressure, temperature shown by touch control screen, and
Barrel design temperature can be adjusted by touch control screen, other equipment temperature can be adjusted according to barrel feedback temperature real-time intelligent
It is whole, largely reduce manpower output, that is, avoid passing through artificial debugging repeatedly and adjust links pressure and temp repeatedly,
Avoid the debugging operations mode manually to waste time and energy.
Brief description of the drawings
Fig. 1 is the principle schematic of EVA adhesive film production line barrel Temperature Intelligent Control System.
Embodiment
Embodiment 1：Reference picture 1.A kind of EVA adhesive film production line barrel Temperature Intelligent Control System, including screw extruder,
The cooling water tank 6 being arranged on the outside of screw extruder, screw extruder include feeding barrel 16, cooling are provided with feeding barrel 16
Water channel, outlet pipe 61 and return pipe 62 is provided with and communicated with cooling water tank 6, outlet pipe 61 connects with the arrival end 18 of cooling water channel
Connection, return pipe 62 connect connection, the EVA adhesive film production line barrel temperature intelligent control with the port of export 17 of cooling water channel
System also includes PLC 19, the first temperature detecting unit 3, second temperature detection unit 7, heat control unit 1, touch
Control flow 20, PLC 19 are electrically connected with touch control screen 20, and the first temperature detection list is provided with the barrel 16
Member 3 and the barrel heater 15 for being connected with heat control unit 1, the connection between outlet pipe 61 and cooling water channel arrival end 18
The first water pump 5, first pressure table 4, the first magnetic valve 2, return pipe 62 and the cooling water channel port of export 17 have been sequentially connected in series on pipeline
Connection connection, and control valve 14 is serially connected between return pipe 62 and the cooling water channel port of export 17 on pipeline, set on cooling water tank 6
It is equipped with second temperature detection unit 7；
First temperature detecting unit 3, second temperature detection unit 7, first pressure table 4, heat control unit 1,
One magnetic valve 2 and the first water pump 5 are electrically connected with by cable and PLC 19 respectively.First temperature detecting unit
3rd, second temperature detection unit 7 uses thermocouple thermometer.
Cool-heat-exchanger 9 is serially connected between return pipe 62 and cooling water channel on connecting line, is set in the cool-heat-exchanger 9
Be equipped with the first heat exchange water channel 91, second heat exchange water channel 92, the first heat exchange water inlet end of water channel 91, water side respectively with cooling water channel
The port of export 17, the connection connection of return pipe 62, cold control by force is connected between the second heat exchange water inlet end of water channel 92, water side
System, the control valve 14 are serially connected with the pipeline between the water inlet end of the heat exchange water channel 91 of the port of export 17 and first of cooling water channel
On.
The strong cold control system includes freezing unit 13, freezing water tank 12, second solenoid valve 8, the second water pump 11, second
Pressure gauge 10, the inner bottom part of freezing water tank 12 are provided with heat exchanging pipe 121, freeze the heat exchange medium pipeline and heat of unit 13
Exchange pipeline 121 to concatenate, cooling water outlet tube 122 and cooling water return pipe 123, cooling water outlet tube are provided with freezing water tank 12
122nd, cooling water return pipe 123 concatenates with the second heat exchange water channel 92, and the heat-exchanging water of cooling water outlet tube 122 and second of freezing water tank 12
The second water pump 11, second pressure gauge 10, second solenoid valve 8, the second water pump 11, second pressure have been sequentially connected in series between the water intake end of road 92
Power table 10 and second solenoid valve 8 are electrically connected with PLC 19 respectively.
Embodiment 2：Reference picture 1.A kind of EVA adhesive film production line barrel Temperature Intelligent Control System control method, including：
1) the first temperature detecting unit 3 is used to detect the temperature of barrel 16 in real time, when the detection of the first temperature detecting unit 3
When the temperature of barrel 16 is less than design temperature, heat control unit 1 is started by PLC 19 barrel 16 is heated, added
Thermal control units 1 use pid control mode, are slowly heated after temperature is close to design temperature until temperature is constant；
2) after EVA adhesive film production line screw rod rotates, heat caused by itself rotation can rise barrel constant temperature, this
Need to carry out cooling processing to barrel when individual, i.e.,：When the first temperature detecting unit 3 detection temperature of barrel 16 is higher than design temperature
When, the first magnetic valve 2 and the first water pump 5 are started by PLC 19, so as to be fetched water from cooling water tank 6 through cooling water channel
Cooling water tank 6 is returned to after being cooled down to barrel 16, first pressure table 4 is used to detect pipeline pressure in real time, when the first electricity
After magnet valve 2 is opened, first pressure table 4 detects pipeline pressure reduction, then controls the first water pump 5 in real time by PLC 19
Rotating speed, so as to ensure that pipeline pressure is constant；
3) after the first temperature detecting unit 3 detection temperature of barrel 16 drops to design temperature, closed by PLC 19
First magnetic valve 2, and the pipeline pressure that PLC 19 detects in real time according to first pressure table 4 automatically adjust the first water
The rotating speed of pump 5 or termination of pumping；
4) water temperature of cooling water tank 6 is detected in real time by second temperature detection unit 7, cooling water is through spiral shell in cooling water tank 6
Temperature raises after 16 cold and hot exchanges of cylinder, and when second temperature detection unit 7 detects that cooling water is less than setting in cooling water tank 6
During demand temperature, PLC 19 starts second solenoid valve 8, takes frozen water right after cool-heat-exchanger 9 out of freezing water tank 12
Backwater is to cooling water tank 6 after cooling water on water return pipeline is cooled；
5) it is used to detect the hydraulic pressure on connecting line in real time by second pressure gauge 10, when second pressure gauge 10 detects
Pipeline pressure reduces, then the rotating speed of the second water pump 11 is controlled in real time by PLC 19, so as to ensure that pipeline pressure is constant；
When cooling water is less than setting demand temperature for a long time in cooling water tank 6, and the long-time of second solenoid valve 8 is in opening,
PLC 19 controls and adjusts the operating power of freezing unit 13, cooling capacity is improved, so repeatedly, until barrel 16
Temperature control is within setting range.
It is to be understood that：The detailed description although the present embodiment is contrasted to the utility model, these are said
It is bright, it is any real without departing from the utility model simply to simple declaration of the present utility model, rather than to limitation of the present utility model
Innovation and creation in matter spirit, each fall within the scope of protection of the utility model.
Claims (5)
1. a kind of EVA adhesive film production line barrel Temperature Intelligent Control System, including screw extruder, it is arranged at outside screw extruder
The cooling water tank (6) of side, screw extruder include feeding barrel (16), cooling water channel, cooling water are provided with feeding barrel (16)
Outlet pipe (61) and return pipe (62) are provided with and communicated with case (6), outlet pipe (61) connects with the arrival end (18) of cooling water channel
Connection, return pipe (62) connects connection with the port of export (17) of cooling water channel, it is characterised in that also including PLC (19),
First temperature detecting unit (3), second temperature detection unit (7), heat control unit (1), it is provided with the barrel (16)
First temperature detecting unit (3) and the barrel heater (15) for being connected with heat control unit (1), outlet pipe (61) and cooling
The first water pump (5), first pressure table (4), the first magnetic valve have been sequentially connected in series on connecting line between water channel arrival end (18)
(2), return pipe (62) connects connection with the cooling water channel port of export (17), and return pipe (62) and the cooling water channel port of export (17) it
Between be serially connected with control valve (14) on pipeline, second temperature detection unit (7), first temperature are provided with cooling water tank (6)
Detection unit (3), second temperature detection unit (7), first pressure table (4), heat control unit (1), the first magnetic valve (2) with
And first water pump (5) pass through cable and PLC (19) respectively and be electrically connected with.
2. EVA adhesive film production line barrel Temperature Intelligent Control System according to claim 1, it is characterized in that：Return pipe (62)
Cool-heat-exchanger (9) is serially connected with connecting line between cooling water channel, the first heat exchange is provided with the cool-heat-exchanger (9)
Water channel (91), second heat exchange water channel (92), first heat exchange water channel (91) water inlet end, water side respectively with the cooling water channel port of export
(17), return pipe (62) connection connection, the water inlet end of the second heat exchange water channel (92), cold control by force is connected between water side
System, the control valve (14) are serially connected between the port of export (17) of cooling water channel and the water inlet end of the first heat exchange water channel (91)
On pipeline.
3. EVA adhesive film production line barrel Temperature Intelligent Control System according to claim 2, it is characterized in that：The strong cold control
System processed includes freezing unit (13), freezing water tank (12), second solenoid valve (8), the second water pump (11), second pressure gauge
(10), freezing water tank (12) inner bottom part is provided with heat exchanging pipe (121), heat exchange medium pipeline and the heat of freezing unit (13)
Pipeline (121) concatenation is exchanged, cooling water outlet tube (122) and cooling water return pipe (123), cooling water are provided with freezing water tank (12)
Outlet pipe (122), cooling water return pipe (123) concatenate with the second heat exchange water channel (92), and the cooling water outlet tube of freezing water tank (12)
(122) the second water pump (11), second pressure gauge (10), the second electricity have been sequentially connected in series between second heat exchange water channel (92) water intake end
Magnet valve (8), the second water pump (11), second pressure gauge (10) and second solenoid valve (8) electrically connect with PLC (19) respectively
Connect.
4. EVA adhesive film production line barrel Temperature Intelligent Control System according to claim 1, it is characterized in that：First temperature
Degree detection unit (3), second temperature detection unit (7) use thermocouple thermometer.
5. EVA adhesive film production line barrel Temperature Intelligent Control System according to claim 1, it is characterised in that also include touching
Control flow (20), PLC (19) are electrically connected with touch control screen (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720174904.5U CN206825889U (en) | 2017-02-24 | 2017-02-24 | A kind of EVA adhesive film production line barrel Temperature Intelligent Control System |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720174904.5U CN206825889U (en) | 2017-02-24 | 2017-02-24 | A kind of EVA adhesive film production line barrel Temperature Intelligent Control System |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206825889U true CN206825889U (en) | 2018-01-02 |
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ID=60779329
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720174904.5U Active CN206825889U (en) | 2017-02-24 | 2017-02-24 | A kind of EVA adhesive film production line barrel Temperature Intelligent Control System |
Country Status (1)
| Country | Link |
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| CN (1) | CN206825889U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106827459A (en) * | 2017-02-24 | 2017-06-13 | 杭州新子新能源股份有限公司 | A kind of EVA adhesive film production line barrel Temperature Intelligent Control System and its control method |
| CN109148037A (en) * | 2018-06-28 | 2019-01-04 | 安徽环瑞电热器材有限公司 | A kind of temperature control type cable extruding machine |
-
2017
- 2017-02-24 CN CN201720174904.5U patent/CN206825889U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106827459A (en) * | 2017-02-24 | 2017-06-13 | 杭州新子新能源股份有限公司 | A kind of EVA adhesive film production line barrel Temperature Intelligent Control System and its control method |
| CN109148037A (en) * | 2018-06-28 | 2019-01-04 | 安徽环瑞电热器材有限公司 | A kind of temperature control type cable extruding machine |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180910 Address after: 311301 2, 4, 2, Ching Xian Road, Linglong street, Ling'an District, Hangzhou, Zhejiang, China. Patentee after: Hangzhou Xin Zi Photoelectric Technology Co., Ltd. Address before: 311301 No. 128, Lingxian Road, Linglong street, Ling'an, Hangzhou, Zhejiang Patentee before: Hangzhou new and new energy Limited by Share Ltd |