CN111240259B - Automatic foil release control system in electrode foil production - Google Patents
Automatic foil release control system in electrode foil production Download PDFInfo
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- CN111240259B CN111240259B CN202010101760.7A CN202010101760A CN111240259B CN 111240259 B CN111240259 B CN 111240259B CN 202010101760 A CN202010101760 A CN 202010101760A CN 111240259 B CN111240259 B CN 111240259B
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- foil
- control module
- delay
- servo
- limit switch
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/054—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/13—Plc programming
- G05B2219/13099—Function block, OOP, various functions grouped, called by name as servo
Abstract
The invention discloses an automatic foil unwinding control system in electrode foil production, which comprises a foil unwinding device, a foil receiving device, a PLC control module and a servo control module, wherein the foil unwinding device consists of a rack, a metal rotating shaft, a delay rope winder, a bearing seat, a foil unwinding delay traction rope, a foil unwinding delay transmission roller set, a spring protection support, a counterweight rope winder, a counterweight traction rope, a counterweight block, a rotary table, an upper limit switch and a lower limit switch, and the foil receiving device consists of a brake roller, a foil receiving platform, a foil unwinding roller, an electrode foil coil, a servo control module and a weight sensor. The invention has the following advantages: the foil releasing tension is dynamically adjusted through PLC and servo control, and the product loss is reduced; foil releasing flow is controlled automatically, system parameters are set through a touch screen, man-machine interaction is improved, and production efficiency per capita is improved.
Description
Technical Field
The invention relates to an automatic foil release control system in electrode foil production.
Background
The electrode foil is used as an important energy storage component of the capacitor and is widely applied to various capacitor products. The electrode foil has two production processes, namely corrosion and formation. The corroded raw material is aluminum foil, the aluminum foil becomes corroded foil after a corrosion process, and the corroded foil becomes electrode foil after a formation process. In corrosion and chemical production, raw materials are stored in a roll unit, so that in production, in order to ensure production continuity, after the production of a currently produced foil roll is finished, foil splicing operation is performed manually, namely a new foil roll is connected with a previous foil roll in a riveting mode. The foil connecting operation usually needs about two minutes, so the foil connecting operation needs to be carried out by using a foil releasing mechanism, the principle of the foil releasing mechanism is to use a foil releasing delay transmission roller set which can vertically move up and down, a distance is reserved in advance, and the distance is divided by the production speed, namely the foil connecting reserved time. The traditional foil releasing mechanism needs to manually control the falling time, distance and length of the foil releasing mechanism, and the foil releasing delay transmission roller set falls in a free-falling mode in the falling process, so that the surface tension of a foil surface is inaccurate, and the product loss is caused.
Compared with the current production technology, the defects at present comprise the following points: 1. the operation parameters of the foil releasing mechanism are manually controlled, so that the foil releasing mechanism has higher technical requirements on operators and is not beneficial to man-machine interaction; 2. the foil replacing process needs to be completed by multiple persons in a coordinated mode, the per-person working efficiency is extremely low, and the automatic production of a production line is not facilitated; 3. the free falling body of the foil placing mechanism falls, so that the loss of products is large, and the service life of equipment is shortened; 4. the foil releasing mechanism is manually controlled, high-altitude operation is required, and potential safety hazards are brought.
Disclosure of Invention
The invention aims to overcome the defects and provide the automatic foil release control system which can automatically control the foil release mechanism, improve the human-computer interaction level and reduce the product loss.
The purpose of the invention is realized by the following technical scheme: an automatic foil release control system in electrode foil production comprises a foil release device, a foil receiving device, a PLC control module and a servo control module; the foil unwinding device comprises a rack, a metal rotating shaft, a time-delay rope winder, a bearing and bearing seat, a foil unwinding delay traction rope, a foil unwinding delay transmission roller set, a spring protection support, a counterweight rope winder, a counterweight traction rope, a counterweight block, a rotary disc, an upper limit switch and a lower limit switch, wherein the metal rotating shaft is used for connecting the time-delay rope winder, the bearing and bearing seat, the counterweight rope winder and the rotary disc, the bearing and bearing seat, the upper limit switch and the lower limit switch are all arranged on the rack, the time-delay rope winder and the foil unwinding delay transmission roller set are connected through the foil unwinding delay traction rope, the counterweight rope winder and the counterweight block are connected through the counterweight traction rope, the spring protection support is arranged below the foil unwinding delay transmission roller set, the foil receiving device comprises a brake roller, a foil receiving platform, a foil unwinding roller, an electrode foil coil, a servo control module and a weight inductor, the brake roller and the foil unwinding roller are arranged on the foil receiving platform, the servo control module is arranged on one side of a middle shaft of the electrode foil roll, and the electrode foil roll is placed on the weight sensor; the PLC control module comprises a main switch, an emergency stop switch, a limit switch, a weight sensor, a PLC digital input module, a programmable logic controller, a PLC digital output module and a touch screen, wherein the main switch, the emergency stop switch, the limit switch, the weight sensor and the PLC digital input module are electrically connected, the PLC digital input module is electrically connected with the programmable logic controller, the PLC digital output module is electrically connected with the programmable logic controller, the touch screen is electrically connected with the PLC digital output module, the servo control module comprises a servo controller, a servo motor and a servo sensor, the servo sensor is electrically connected with the servo motor, the servo motor is electrically connected with the PLC digital output module, and the servo motor is electrically connected with the touch screen.
Preferably, the servo control module is a motor integrating the functions of a servo controller, a servo motor and a servo sensor.
Preferably, the spring protection bracket is composed of two corrosion-resistant plastic plates and a plurality of springs, wherein the springs are arranged between the two corrosion-resistant plastic plates.
Preferably, the time-delay transmission roller group is seven transmission rollers, four transmission rollers are fixed above the time-delay transmission roller group, three transmission rollers capable of vertically moving up and down are arranged below the time-delay transmission roller group, and the transmission rollers are made of corrosion-resistant and wear-resistant materials.
Preferably, the brake roller is a roller body which can vertically move up and down and is made of a material with large surface friction.
Preferably, the foil roller is made of corrosion-resistant and wear-resistant material.
Compared with the prior art, the invention has the following advantages:
the automatic control system basically realizes foil release full-automatic control, adopts a ladder diagram program to automatically realize the up-and-down movement of the delay transmission roller set in the PLC control module, has high response speed, the reliability is high, the main switch, the emergency stop switch, the limit switch and the weight inductor are used for participating in control, the main switch is closed when in normal operation, the weight inductor automatically induces the weight of the foil roll, when the weight of the foil roll is less than or equal to the set value, the brake roller is automatically opened, the servo control module is disconnected, the delay transmission roller group automatically moves upwards and vertically depending on the tension of the foil surface, the riveting operation is manually completed at the moment, when the delay transmission roller group rises to the upper limit switch, the servo control module is started and the brake roller is closed, at the moment, the delay transmission roller group begins to slowly fall, and when the delay transmission roller set falls to the lower limit switch, the delay transmission roller set stops operating, and the foil releasing process is finished. If meet emergency, accessible scram switch stops immediately to put the lift of paper tinsel delay mechanism, guarantees the operation security. The whole process is automatically controlled by using a PLC, wherein a servo control module adopts a negative feedback regulation control mode, process parameters are preset, the current tension is judged by detecting the running speed of the foil roll, and the tension is dynamically adjusted to ensure the stability of the tension. A spring protection support is arranged below the foil releasing delay transmission roller set, so that the foil releasing device can be prevented from dropping abnormally, and the operation safety is ensured. After a large number of tests and practical use, the automatic foil release control system provided by the invention is used for reducing the product loss by 80%, enabling the tension fluctuation interval to be less than or equal to +/-5% and improving the per-capita work efficiency by 50%.
Description of the drawings:
FIG. 1 is a schematic view of the foil laying apparatus according to the present invention;
FIG. 2 is a schematic view of the foil splicing apparatus of the present invention;
FIG. 3 is a schematic diagram of the operation of the PLC control module of the present invention;
FIG. 4 is a schematic diagram of the operation of the servo control module of the present invention;
reference numbers in the figures: 1-a frame; 2-a metal rotating shaft; 3-a time-delay rope winder; 4-bearing and bearing seat; 5-unwinding foil delay traction ropes; 6-foil releasing delay transmission roller set; 7-a spring protection bracket; 8-counterweight rope winder; 9-a counterweight haulage rope; 10-a balancing weight; 11-a turntable; 12-upper limit switch; 13-a lower limit switch; 14-electrode foil; 15-a delay drive roller set; 16-a brake roller; 17-foil landing platform; 18-foil laying roller; 19-electrode foil roll; 20-a servo control module; 21-weight sensor.
Detailed Description
For the purpose of enhancing the understanding of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
One embodiment of an automatic foil release control system in electrode foil production shown in fig. 1, fig. 2, fig. 3, and fig. 4 comprises a foil release device, a foil receiving device, a PLC control module, and a servo control module. The foil unreeling device comprises a rack 1, a metal rotating shaft 2, a delay rope winder 3, a bearing and bearing seat 4, a foil unreeling delay traction rope 5, a foil unreeling delay transmission roller set 6, a spring protection support 7, a counterweight rope winder 8, a counterweight traction rope 9, a counterweight block 10, a turntable 11, an upper limit switch 12 and a lower limit switch 13, wherein the metal rotating shaft 2 is used for connecting the delay rope winder 3, the bearing and bearing seat 4, the counterweight rope winder 8 and the turntable 11, the bearing and bearing seat 4, the upper limit switch 12 and the lower limit switch 13 are all arranged on the rack 1, the delay rope winder 3 and the foil unreeling delay transmission roller set 6 are connected through the foil unreeling delay traction rope 5, the counterweight rope winder 8 and the counterweight block 10 are connected through the counterweight traction rope 9, and the spring protection support 7 is arranged below the foil unreeling delay transmission roller set 6; the foil connecting device comprises a brake roller 16, a foil connecting platform 17, a foil releasing roller 18, an electrode foil roll 19, a servo control module 20 and a weight sensor 21, wherein the brake roller 16 and the foil releasing roller 18 are installed on the foil connecting platform 17, the servo control module 20 is installed on one side of a central shaft of the electrode foil roll 19, and the electrode foil roll 19 is placed on the weight sensor 21; the PLC control module comprises a main switch, an emergency stop switch, a limit switch, a weight sensor 21, a PLC digital input module, a programmable logic controller, a PLC digital output module and a touch screen, wherein the main switch, the emergency stop switch, the limit switch, the weight sensor 21 and the PLC digital input module are electrically connected, the PLC digital input module is electrically connected with the programmable logic controller, the PLC digital output module is electrically connected with the programmable logic controller, and the touch screen is electrically connected with the PLC digital output module. The servo control module 20 is composed of a servo controller, a servo motor and a servo sensor, the servo sensor is electrically connected with the servo motor, the servo motor is electrically connected with the PLC digital output module, and the servo motor is electrically connected with the touch screen.
The device is at the operation in-process, and the paper tinsel is rolled up and is placed on the weight inductor, and the inductor monitors the paper tinsel constantly and rolls up surplus weight, and when the paper tinsel was rolled up weight less than or equal to the setting value, when the paper tinsel was rolled up and is needed to be changed promptly, the weight inductor can send the signal of telecommunication to PLC control module, and PLC control module control brake roller operates, and the disconnection of servo control module switch, the time delay drive roller set of putting the paper tinsel relies on the upwards vertical migration of foil face tension. The operator places a new roll of foil on the weight sensor and completes the riveting operation on the foil receiving platform. When the foil releasing delay transmission roller set rises to the upper limit switch, the brake roller control switch is switched off, the servo control module switch is switched on, and the servo control module controls the foil coil to rotate, so that the foil releasing delay transmission roller set slowly moves downwards until the foil releasing delay transmission roller set moves to the lower limit switch, and the foil changing process is finished. Because the thickness and the plate shape of the foil roll are different, and the technological requirements of the foil rolls with different plate shapes are different, a human-computer interaction device, namely a touch screen, is added in the automatic control system, and the parameters of the PLC control module and the servo control module can be adjusted through the touch screen, so that the foil releasing process is ensured to meet the technological control requirements.
The invention basically realizes foil releasing full-automatic control, in a PLC control module, the up-and-down movement of a delay transmission roller set is automatically realized by adopting a ladder diagram program, the response speed is high, the reliability is high, a main switch, an emergency stop switch, a limit switch and a weight sensor are used for participating in control, the main switch is closed during normal operation, the weight sensor automatically senses the weight of a foil coil, when the weight of the foil coil is less than or equal to a set value, a brake roller is automatically opened, a servo control module is disconnected, the delay transmission roller set automatically vertically moves upwards depending on the tension of the foil surface, the riveting operation is manually completed at the moment, after the delay transmission roller set rises to the limit switch, the servo control module is opened and the brake roller is closed, the delay transmission roller set starts to slowly fall, after the delay transmission roller set falls to the lower limit switch, the delay transmission roller set stops operating, and the foil releasing. If meet emergency, accessible scram switch stops immediately to put the lift of paper tinsel delay mechanism, guarantees the operation security. The whole process is automatically controlled by using a PLC, wherein a servo control module adopts a negative feedback regulation control mode, process parameters are preset, the current tension is judged by detecting the running speed of the foil roll, and the tension is dynamically adjusted to ensure the stability of the tension. A spring protection support is arranged below the foil releasing delay transmission roller set, so that the foil releasing device can be prevented from dropping abnormally, and the operation safety is ensured. After a large number of tests and practical use, the automatic foil release control system provided by the invention is used for reducing the product loss by 80%, enabling the tension fluctuation interval to be less than or equal to +/-5% and improving the per-capita work efficiency by 50%.
Claims (5)
1. An automatic control system of putting paper tinsel in electrode foil production which characterized in that: the device comprises a foil releasing device, a foil receiving device, a PLC control module and a servo control module; the foil unreeling device comprises a rack (1), a metal rotating shaft (2), a time delay rope reeling device (3), a bearing and bearing seat (4), a foil unreeling delay traction rope (5), a foil unreeling delay transmission roller set (6), a spring protection support (7), a counterweight rope reeling device (8), a counterweight traction rope (9), a counterweight block (10), a turntable (11), an upper limit switch (12) and a lower limit switch (13), wherein the metal rotating shaft (2) is used for connecting the time delay rope reeling device (3), the bearing and bearing seat (4), the counterweight rope reeling device (8) and the turntable (11), the bearing and bearing seat (4), the upper limit switch (12) and the lower limit switch (13) are all arranged on the rack (1), the time delay rope reeling device (3) and the foil unreeling delay transmission roller set (6) are connected through the foil unreeling delay rope traction rope (5), and the counterweight rope reeling device (8) and the counterweight block (10) are connected through the counterweight traction rope (9), the spring protection support (7) is arranged below the foil releasing delay transmission roller set (6), the foil connecting device comprises a delay transmission roller set (15), a brake roller (16), a foil connecting platform (17), a foil releasing roller (18), an electrode foil roll (19), a servo control module (20) and a weight inductor (21), the brake roller (16) and the foil releasing roller (18) are arranged on the foil connecting platform (17), the servo control module (20) is arranged on one side of a central shaft of the electrode foil roll (19), and the electrode foil roll (19) is arranged on the weight inductor (21); the PLC control module consists of a main switch, an emergency stop switch, a limit switch, a weight sensor (21), a PLC digital input module, a programmable logic controller, a PLC digital output module and a touch screen, wherein the main switch, the emergency stop switch, the limit switch and the weight sensor (21) are electrically connected with the PLC digital input module, the PLC digital input module is electrically connected with the programmable logic controller, the PLC digital output module is electrically connected with the programmable logic controller, the touch screen is electrically connected with the PLC digital output module, the servo control module (20) consists of a servo controller, a servo motor and a servo sensor, the servo sensor is electrically connected with the servo motor, the servo motor is electrically connected with the PLC digital output module, and the servo motor is electrically connected with the touch screen;
in the operation process of the device, a foil coil is placed on a weight sensor (21), the weight sensor (21) monitors the residual weight of the foil coil constantly, when the weight of the foil coil is less than or equal to a set value, namely the foil coil needs to be replaced, the weight sensor (21) sends an electric signal to a PLC control module, the PLC control module controls a brake roller (16) to operate, a servo control module is switched off, and a foil release delay transmission roller set (6) vertically moves upwards; and then, a new foil coil is placed on the weight sensor (21), riveting operation is completed on a foil connecting platform, when the foil releasing delay transmission roller set (6) rises to the upper limit switch (12), the brake roller (16) controls the switch to be switched off, the servo control module switches on, the servo control module controls the foil coil to rotate, so that the foil releasing delay transmission roller set (6) slowly moves downwards until the foil releasing delay transmission roller set moves to the lower limit switch (13), and the foil releasing process is finished.
2. An automatic control system for foil release in electrode foil production according to claim 1, wherein: the servo control module (20) is a motor integrating the functions of a servo controller, a servo motor and a servo sensor.
3. An automatic control system for foil release in electrode foil production according to claim 1, wherein: the spring protection support (7) comprises two corrosion-resistant plastic plates and a plurality of springs, wherein the springs are arranged between the two corrosion-resistant plastic plates.
4. An automatic control system for foil release in electrode foil production according to claim 1, wherein: the delay drive roller group (15) is provided with seven drive rollers, four drive rollers are fixed above the delay drive roller group, and three drive rollers capable of vertically moving up and down are arranged below the delay drive roller group.
5. An automatic control system for foil release in electrode foil production according to claim 1, wherein: the brake roller (16) is a roller body capable of vertically moving up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010101760.7A CN111240259B (en) | 2020-02-19 | 2020-02-19 | Automatic foil release control system in electrode foil production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010101760.7A CN111240259B (en) | 2020-02-19 | 2020-02-19 | Automatic foil release control system in electrode foil production |
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| CN111240259A CN111240259A (en) | 2020-06-05 |
| CN111240259B true CN111240259B (en) | 2020-12-22 |
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| CN202010101760.7A Active CN111240259B (en) | 2020-02-19 | 2020-02-19 | Automatic foil release control system in electrode foil production |
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| JP2013018557A (en) * | 2011-07-07 | 2013-01-31 | Toyota Motor Corp | Conveyance device |
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| CN109665361A (en) * | 2019-02-14 | 2019-04-23 | 南通海星电子股份有限公司 | Foil delayed automatic control system is put in a kind of production of etched foil |
| CN110104486A (en) * | 2019-04-16 | 2019-08-09 | 乳源东阳光机械有限公司 | A kind of corrosion foil production line automatically changes foil wrap-up |
-
2020
- 2020-02-19 CN CN202010101760.7A patent/CN111240259B/en active Active
Patent Citations (6)
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| JP2013018557A (en) * | 2011-07-07 | 2013-01-31 | Toyota Motor Corp | Conveyance device |
| CN106986216A (en) * | 2016-01-20 | 2017-07-28 | 湖北瑞廷电子材料科技有限公司 | A kind of aluminium foil puts paper tinsel device |
| CN108408453A (en) * | 2018-04-18 | 2018-08-17 | 宁夏海力电子有限公司 | Electrolytic bath foil throws foil equipment with delay |
| CN109665352A (en) * | 2019-01-04 | 2019-04-23 | 常熟开关制造有限公司(原常熟开关厂） | The tension control method and control device of unwinding system |
| CN109665361A (en) * | 2019-02-14 | 2019-04-23 | 南通海星电子股份有限公司 | Foil delayed automatic control system is put in a kind of production of etched foil |
| CN110104486A (en) * | 2019-04-16 | 2019-08-09 | 乳源东阳光机械有限公司 | A kind of corrosion foil production line automatically changes foil wrap-up |
Non-Patent Citations (1)
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| 化成箔生产线自动控制系统设计;王强;《中国优秀硕士学位论文全文数据库信息科技辑（月刊）》;20131215(第52期);I140-532：P63 * |
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