CN103658568B - A kind of control system of aluminium ingot pouring device and control method - Google Patents
A kind of control system of aluminium ingot pouring device and control method Download PDFInfo
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- CN103658568B CN103658568B CN201210319730.9A CN201210319730A CN103658568B CN 103658568 B CN103658568 B CN 103658568B CN 201210319730 A CN201210319730 A CN 201210319730A CN 103658568 B CN103658568 B CN 103658568B
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Abstract
The present invention relates to the control field of aluminium ingot pouring device, especially relate to a kind of control system and control method of producing large aluminum ingot pouring device.Below aluminium liquid distributor and casting ladle, be all provided with sensor and the limit switch of metering, casting disk is provided with stop limit switch, and each mold is provided with limiting plate.Below distributor, sensor is set, distributor is installed on distributor pivot, distributor pivot is connected with drive unit, PLC is connected with the sensor on distributor, limit switch, executive component with left disk control system, right disk control system respectively, for receiving the signal of each switch input, and send control instruction to each executive component.When needs increase yield, start another casting disk.The stop position of mold of the present invention is accurate, and be convenient to casting, the weight of every block aluminium ingot is identical, alleviates the labour intensity of operating personnel, increases work efficiency, make operation and system more safe and reliable.
Description
Technical field
The present invention relates to the control field of aluminium ingot pouring device, especially relate to a kind of control system and control method of producing large aluminum ingot pouring device.
Background technology
In recent years, China's Electrolytic Aluminum Industry in China is very rapid, become the large aluminum production state of the first in the world, the large pre-baked cell of 400kA has become the main grooved of China's Aluminium Industry, 500kA large-scale pre-baked cell is succeeded in developing, and the aluminium liquid foundry production line matched with it is also required to meet the demand maximizing and produce.Low owing to casting little production capacity of aluminum ingot, the primary aluminum consumed is higher than the consumption of large aluminum ingot; Little aluminium ingot needs packaging when transporting, and institute takes up space large, and cost is high, therefore studies large aluminum ingot foundry production line imperative.The casting machine of large aluminum ingot adopts disc structure mostly; need during casting to shut down at each molding position to cast; disk is needed often to turn 18 ° of shutdown once when casting machine has during 20 molds; because the error of processing and installation is difficult to ensure that each mold is in the reticule of 18 °, this just affects the carrying out of casting.In addition, how realizing the automation of casting large aluminum ingot technique, the often weight of block aluminium ingot labour intensity that is identical and reduction operative employee is current problem demanding prompt solution.
Summary of the invention
The present invention is exactly control system and the control method of a kind of aluminium ingot pouring device provided to solve the problem, its objective is the Automated condtrol realizing large aluminum ingot pouring device, alleviate the labour intensity of operating personnel, increase work efficiency, make operation and system more safe and reliable.
In order to solve the problems of the technologies described above, the present invention is achieved in that
A kind of control system of aluminium ingot pouring device, this system mainly comprises: left disk control system, right disk control system, distributor pivot, No. 2 sensors, distributor, No. 2 drive units and PLC, left disk control system, right disk control system is symmetricly set in the both sides of distributor, No. 2 sensor settings are below distributor, distributor is installed on distributor pivot, distributor pivot is connected with No. 2 drive units, PLC respectively with left disk control system, sensor on right disk control system and distributor, limit switch, executive component is connected, for receiving the signal of each switch input, and send control instruction to each executive component.
The control system of described aluminium ingot pouring device, is also provided with the emergency stop switch be connected with PLC.
The control system of described aluminium ingot pouring device, emergency stop switch is arranged on the vicinity being convenient to facilities for observation ruuning situation.
The control system of described aluminium ingot pouring device, emergency stop switch is 2 to 4.
The control system of described aluminium ingot pouring device, the change-over switch that PLC is provided with Non-follow control and automatically controls, manual control system is the inspection and maintenance work for equipment.
The control system of described aluminium ingot pouring device, left disk control system comprises: left disk No. 1 drive unit, left disk limiting plate, left disk No. 1 limit switch, left disk, left casting ladle, left disk No. 1 oil cylinder, left disk No. 1 sensor, left disk No. 2 limit switches, left disk No. 3 limit switches, left disk No. 4 limit switches, left disk No. 5 limit switches, left disc holder, and concrete structure is as follows:
No. 2 sensor settings are below distributor, left disk No. 1 sensor setting is below left casting ladle, left disk No. 2 limit switches and left disk No. 3 limit switches are arranged on the two ends on the left of distributor, left disk No. 4 limit switches and left disk No. 5 limit switches are arranged at the two ends of left casting ladle bottom, left disk No. 1 limit switch is arranged on left disc holder, and left disk limiting plate is arranged on below left disk;
The executive component of left disk control system is left disk No. 1 drive unit, left disk No. 1 oil cylinder and No. 2 drive units, left disk 1 to No. 5 limit switch, left disk No. 1 sensor are connected with the input of PLC with the output of No. 2 sensors, and the output of PLC is connected with executive component.
The control system of described aluminium ingot pouring device, left disk is arranged left disk mold, and left casting ladle is corresponding with left disk mold.
The control system of described aluminium ingot pouring device, the quantity of left disk mold is 20 to 40.
The control system of described aluminium ingot pouring device, the quantity of left disk mold is equal with the quantity of left disk limiting plate.
The control system of described aluminium ingot pouring device, left disk 1 to No. 5 limit switch is left disk No. 1 limit switch, left disk No. 2 limit switches, left disk No. 3 limit switches, left disk No. 4 limit switches and left disk No. 5 limit switches, and limit switch adopts one or the combination of induction type proximity switch, photoswitc or mechanical stroke switch.
The control system of described aluminium ingot pouring device, right disk control system comprises: right disk No. 1 drive unit, right disk limiting plate, right disk No. 1 limit switch, right disk, right disk mold, right casting ladle, right disk No. 1 oil cylinder, right disk No. 1 sensor, right disk No. 2 limit switches, right disk No. 3 limit switches, right disk No. 4 limit switches, right disk No. 5 limit switches, right disc holder, and concrete structure is as follows:
No. 2 sensor settings are below distributor, right disk No. 1 sensor setting is below right casting ladle, right disk No. 2 limit switches and right disk No. 3 limit switches are arranged on the two ends on the right side of distributor, right disk No. 4 limit switches and right disk No. 5 limit switches are arranged at the two ends of right casting ladle bottom, right disk No. 1 limit switch is arranged on right disc holder, and right disk limiting plate is arranged on below right disk;
The executive component of right disk control system is right disk No. 1 drive unit, right disk No. 1 oil cylinder and No. 2 drive units, right disk 1 to No. 5 limit switch, right disk No. 1 sensor are connected with the input of PLC with the output of No. 2 sensors, and the output of PLC is connected with executive component.
The control system of described aluminium ingot pouring device, right disk is arranged right disk mold, and right casting ladle is corresponding with right disk mold.
The control system of described aluminium ingot pouring device, the right disk mold quantity on right disk is 20 to 40.
The control system of described aluminium ingot pouring device, the quantity of right disk limiting plate is equal with the quantity of right disk mold.
The control system of described aluminium ingot pouring device, right disk 1 to No. 5 limit switch is right disk No. 1 limit switch, right disk No. 2 limit switches, right disk No. 3 limit switches, right disk No. 4 limit switches and right disk No. 5 limit switches, and limit switch adopts one or the combination of induction type proximity switch, photoswitc or mechanical stroke switch.
Utilize a control method for the aluminium ingot pouring device of described control system, the control method of left disk control system comprises the steps:
When (1) No. 2 sensor detects and flow into that in distributor, aluminium liquid weight reaches setting by holding furnace, signal is sent to PLC, PLC receive this signal and left disc rotary put in place signal time, send No. 2 drive unit enabled instructions: No. 2 drive units run, and distributor is rotated counterclockwise around distributor pivot;
(2) left disk No. 3 limit switches detect that distributor is rotated in place signal, send the signal that puts in place to PLC, and PLC sends instruction: No. 2 drive units are out of service, and now aluminium liquid flows in left casting ladle from distributor;
(3) left disk No. 2 limit switches detect that distributor is rotated in place signal, send the signal that puts in place to PLC, and PLC sends instruction: No. 2 drive units are out of service;
(4) time delay 1 to 3 second, PLC sends instruction: the piston rod of left disk No. 1 oil cylinder stretches out, and left casting ladle is rotated counterclockwise around left casting ladle pivot, and now aluminium liquid flow in left disk mold from left casting ladle;
(5) left disk No. 4 limit switches detect that left casting ladle is rotated in place signal, send signal to PLC, and PLC sends instruction: the piston rod of left disk No. 1 oil cylinder stops retracting;
(6) time delay 1 to 2 second, PLC sends instruction: left disk No. 1 drive unit runs, and left disk rotates counterclockwise around left disc centre line;
(7) left disk No. 1 limit switch detects that left disc rotary puts in place signal, sends signal to PLC, and PLC sends instruction: left disk No. 1 drive unit is out of service, gets back to home position.
The control method of described aluminium ingot pouring device, after described step (2), when left disk No. 1 sensor detects that the aluminium liquid weight of left casting ladle reaches setting, signal is sent to PLC, PLC sends instruction: No. 2 drive units run, and distributor turns clockwise around distributor pivot.
The control method of described aluminium ingot pouring device, after described step (4), left disk No. 5 limit switches detect that left casting ladle is rotated in place signal, send the signal that puts in place to PLC, and PLC sends instruction: the piston rod of left disk No. 1 oil cylinder stops stretching out.
The control method of described aluminium ingot pouring device, after described step (4), when the aluminium liquid weight that left disk No. 1 sensor is checked through left casting ladle is zero, signal is sent to PLC, PLC sends instruction: the piston rod of left disk No. 1 oil cylinder is retracted, and left casting ladle turns clockwise around left casting ladle pivot.
The control method of described aluminium ingot pouring device, when breaking down in certain of equipment, manually press emergency stop switch, PLC sends instructions; No. 1 drive unit power-off of left disk, No. 2 drive units and left disk No. 1 oil cylinder run, and distributor and left casting ladle are turned back to home position; Now, PLC also sends instructions, and by alarm equipment alarm, and stops the aluminium liquid of holding furnace to flow in distributor.
Utilize a control method for the aluminium ingot pouring device of described control system, the control method of right disk control system comprises the steps:
When (1) No. 2 sensor detects and flow into that in distributor, aluminium liquid weight reaches setting by holding furnace, signal is sent to PLC, PLC receive this signal and right disc rotary put in place signal time, send No. 2 drive unit enabled instructions: No. 2 drive units run, and distributor turns clockwise around distributor pivot;
(2) right disk No. 3 limit switches detect that distributor is rotated in place signal, send the signal that puts in place to PLC, and PLC sends instruction: No. 2 drive units are out of service, and now aluminium liquid flows in right casting ladle from distributor;
(3) right disk No. 2 limit switches detect that distributor is rotated in place signal, send the signal that puts in place to PLC, and PLC sends instruction: No. 2 drive units are out of service;
(4) time delay 1 to 3 second, PLC sends instruction: the piston rod of right disk No. 1 oil cylinder stretches out, and right casting ladle turns clockwise around right casting ladle pivot, and now aluminium liquid flow in right disk mold from right casting ladle;
(5) right disk No. 4 limit switches detect that right casting ladle is rotated in place signal, send signal to PLC, and PLC sends instruction: the piston rod of right disk No. 1 oil cylinder stops retracting;
(6) time delay 1 to 2 second, PLC sends instruction: right disk No. 1 drive unit runs, and right disk rotates clockwise around right disc axis line;
(7) right disk No. 1 limit switch detects that right disc rotary puts in place signal, sends signal to PLC, and PLC sends instruction: right disk No. 1 drive unit is out of service, gets back to home position.
The control method of described aluminium ingot pouring device, after described step (2), when right disk No. 1 sensor detects that the aluminium liquid weight of right casting ladle reaches setting, signal is sent to PLC, PLC sends instruction: No. 2 drive units run, and distributor is rotated counterclockwise around distributor pivot;
The control method of described aluminium ingot pouring device, after described step (4), right disk No. 5 limit switches detect that right casting ladle is rotated in place signal, send the signal that puts in place to PLC, and PLC sends instruction: the piston rod of right disk No. 1 oil cylinder stops stretching out.
The control method of described aluminium ingot pouring device, after described step (4), when the aluminium liquid weight that right disk No. 1 sensor is checked through right casting ladle is zero, signal is sent to PLC, PLC sends instruction: the piston rod of right disk No. 1 oil cylinder is retracted, and right casting ladle is rotated counterclockwise around right casting ladle pivot.
The control method of described aluminium ingot pouring device, when breaking down in certain of equipment, manually press emergency stop switch, PLC sends instructions; No. 1 drive unit power-off of right disk, No. 2 drive units and right disk No. 1 oil cylinder run, and distributor and right casting ladle are turned back to home position; Now, PLC also sends instructions, and by alarm equipment alarm, and stops the aluminium liquid of holding furnace to flow in distributor.
Advantage of the present invention and effect:
The present invention is provided with sensor and the limit switch of metering below aluminium liquid distributor and casting ladle, and casting disk is provided with stop limit switch, and each mold is provided with limiting plate.Another casting disk can be started when needs increase yield.The stop position of mold is accurate, and be convenient to casting, the weight of every block aluminium ingot is identical, alleviates the labour intensity of operating personnel, improves operating efficiency, make operation and system more safe and reliable.
Accompanying drawing explanation
Fig. 1 is the structural representation in aluminium ingot pouring device home position of the present invention.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the control section schematic diagram of aluminium ingot pouring device of the present invention.
In figure, 1, left disk No. 1 drive unit; 2, left disk limiting plate; 3, left disk No. 1 limit switch; 4, left disk; 5, left disc axis line; 6, left disk mold; 7, left casting ladle; 8, left casting ladle pivot; 9, left disk No. 1 oil cylinder; 10, left disk No. 1 sensor; 11, distributor pivot; 12, No. 2 sensors; 13, distributor; 14, left disk No. 2 limit switches; 15, left disk No. 3 limit switches; 16, left disk No. 4 limit switches; 17, left disk No. 5 limit switches; 18, No. 2 drive units; 19, left disc holder; 20, emergency stop switch.
1', right disk No. 1 drive unit; 2', right disk limiting plate; 3', right disk No. 1 limit switch; 4', right disk; 5', right disc axis line; 6', right disk mold; 7', right casting ladle; 8', right casting ladle pivot; 9', right disk No. 1 oil cylinder; 10', right disk No. 1 sensor; 14', right disk No. 2 limit switches; 15', right disk No. 3 limit switches; 16', right disk No. 4 limit switches; 17', right disk No. 5 limit switches; 19', right disc holder.
Detailed description of the invention
Below embodiments of the invention are described in detail by reference to the accompanying drawings, but protection scope of the present invention not limit by embodiment.
As shown in Figure 1-Figure 3, the control system of aluminium ingot pouring device of the present invention mainly comprises: left disk control system, right disk control system, distributor pivot 11, No. 2 sensors 12, distributor 13, No. 2 drive units 18, emergency stop switch 20 and PLC etc., left disk control system, right disk control system is symmetricly set in the both sides of distributor 13, No. 2 sensors 12 are arranged on below distributor 13, distributor 13 is installed on distributor pivot 11, distributor pivot 11 is connected with No. 2 drive units 18, PLC respectively with left disk control system, sensor on right disk control system and distributor, limit switch, executive component and emergency stop switch 20 are connected, for receiving the signal of each switch input, and send control instruction to each executive component.
Left disk control system comprises: left disk No. 1 drive unit 1, left disk limiting plate 2, left disk No. 1 limit switch 3, left disk 4, left disc axis line 5, left disk mold 6, left casting ladle 7, left casting ladle pivot 8, left disk No. 1 oil cylinder 9, left disk No. 1 sensor 10, left disk No. 2 limit switches 14, left disk No. 3 limit switches 15, left disk No. 4 limit switches 16, left disk No. 5 limit switches 17, left disc holder 19, and concrete structure is as follows:
PLC, for receiving the signal of each switch input, and send control instruction to each executive component, the executive component of left disk control system is left disk No. 1 drive unit 1, left disk No. 1 oil cylinder 9 and No. 2 drive units 18, left disk 1 to No. 5 limit switch, left disk No. 1 sensor 10 are connected with the input of PLC with the output of No. 2 sensors 12, and the output of PLC is connected with executive component.
Left disk 1 to No. 5 limit switch is left disk No. 1 limit switch 3, left disk No. 2 limit switches 14, left disk No. 3 limit switches 15, left disk No. 4 limit switches 16 and left disk No. 5 limit switches 17, and limit switch adopts one or the combination of induction type proximity switch, photoswitc or mechanical stroke switch.
No. 2 sensors 12 are arranged on below distributor 13, left disk No. 1 sensor 10 is arranged on below left casting ladle 7, left disk No. 2 limit switches 14 and left disk No. 3 limit switches 15 are arranged on the two ends on the left of distributor 13, left disk No. 4 limit switches 16 and left disk No. 5 limit switches 17 are arranged at the two ends of left casting ladle 7 bottom, left disk No. 1 limit switch 3 is arranged on left disc holder 19, and left disk limiting plate 2 is arranged on below left disk 4.
Left disk 4 arranges left disk mold 6, and left casting ladle 7 is corresponding with left disk mold 6.Left disk mold 6 quantity on left disk 4 is 20 to 40; the quantity of left disk limiting plate 2 is equal with the quantity of left disk mold 6; avoid " needing disk often to turn 18 ° of shutdown once when casting machine has during 20 molds; due to the error of processing and install; to be difficult to ensure that each mold stops in the reticule of 18 ° ", the position of left disk limiting plate 2 below left disk 4 can be adjusted and just solve this problem.
The change-over switch that PLC is provided with Non-follow control and automatically controls, manual control system is the inspection and maintenance work for equipment.
When breaking down in certain of equipment, manually press emergency stop switch 20, PLC sends instructions; The power-off of left disk No. 1 drive unit 1, No. 2 drive units 18 and left disk No. 1 oil cylinder 9 run, and distributor 13 and left casting ladle 7 are turned back to home position (Fig. 1 position).Now, PLC also sends instructions, and by alarm equipment alarm, and stops the aluminium liquid of holding furnace to flow in distributor 13.
Emergency stop switch 20 is arranged on the vicinity being convenient to facilities for observation ruuning situation, and emergency stop switch 20 is 2 to 4.
For left disk, the control method of aluminium ingot pouring device is as follows:
When No. 2 sensors 12 detect and flow into that in distributor 13, aluminium liquid weight reaches setting by holding furnace, signal is sent to PLC, PLC receives this signal and left disk 4 when being rotated in place signal, send the enabled instruction of No. 2 drive units 18: No. 2 drive units 18 run, and distributor 13 is rotated counterclockwise around distributor pivot 11.
Left disk No. 3 limit switches 15 detect that distributor 13 is rotated in place signal, send the signal that puts in place to PLC, and PLC sends instruction: No. 2 drive units 18 are out of service, and now aluminium liquid flows in left casting ladle 7 from distributor 13.
When left disk No. 1 sensor 10 detects that the aluminium liquid weight of left casting ladle 7 reaches setting, send signal to PLC, PLC sends instruction: No. 2 drive units 18 run, and distributor 13 turns clockwise around distributor pivot 11.
Left disk No. 2 limit switches 14 detect that distributor 13 is rotated in place signal, send the signal that puts in place to PLC, and PLC sends instruction: No. 2 drive units 18 are out of service.
Time delay 1 to 3 second, PLC sends instruction: the piston rod of left disk No. 1 oil cylinder 9 stretches out, and left casting ladle 7 is rotated counterclockwise around left casting ladle pivot 8, and now aluminium liquid flow in left disk mold 6 from left casting ladle 7.
Left disk No. 5 limit switches 17 detect that left casting ladle 7 is rotated in place signal, send the signal that puts in place to PLC, and PLC sends instruction: the piston rod of left disk No. 1 oil cylinder 9 stops stretching out.
When the aluminium liquid weight that left disk No. 1 sensor 10 is checked through left casting ladle 7 is zero, send signal to PLC, PLC sends instruction: the piston rod of left disk No. 1 oil cylinder 9 is retracted, and left casting ladle 7 turns clockwise around left casting ladle pivot 8.
Left disk No. 4 limit switches 16 detect that left casting ladle 7 is rotated in place signal, send signal to PLC, and PLC sends instruction: the piston rod of left disk No. 1 oil cylinder 9 stops retracting.
Time delay 1 to 2 second, PLC sends instruction: left disk No. 1 drive unit 1 runs, and left disk 4 rotates counterclockwise around left disc centre line 5.
Left disk No. 1 limit switch 3 detects that left disk 4 is rotated in place signal, sends signal to PLC, and PLC sends instruction: left disk No. 1 drive unit 1 is out of service, gets back to home position.
As shown in Figure 1-Figure 3, the present invention, when needs increase casting output, starts the operational system of right disk, and the control system of described right disk and control method are identical with left disk.
Right disk control system comprises: right disk No. 1 drive unit 1', right disk limiting plate 2', right disk No. 1 limit switch 3', right disk 4', right disc axis line 5', right disk mold 6', right casting ladle 7', right casting ladle pivot 8', right disk No. 1 oil cylinder 9', right disk No. 1 sensor 10', right disk No. 2 limit switch 14', right disk No. 3 limit switch 15', right disk No. 4 limit switch 16', right disk No. 5 limit switch 17', right disc holder 19', and concrete structure is as follows:
PLC, for receiving the signal of each switch input, and send control instruction to each executive component, the executive component of right disk control system is right disk No. 1 drive unit 1', right disk No. 1 oil cylinder 9' and No. 2 drive unit 18, right disk 1 to No. 5 limit switch, right disk No. 1 sensor 10' are connected with the input of PLC with the output of No. 2 sensors 12, and the output of PLC is connected with executive component.
Right disk 1 to No. 5 limit switch is right disk No. 1 limit switch 3', right disk No. 2 limit switch 14', right disk No. 3 limit switch 15', right disk No. 4 limit switch 16' and right disk No. 5 limit switch 17', and limit switch adopts one or the combination of induction type proximity switch, photoswitc or mechanical stroke switch.
No. 2 sensors 12 are arranged on below distributor 13, right disk No. 1 sensor 10' is arranged on below right casting ladle 7', right disk No. 2 limit switch 14' and right disk No. 3 limit switch 15' are arranged on the two ends on the right side of distributor 13, right disk No. 4 limit switch 16' and right disk No. 5 limit switch 17' are arranged at the two ends of right casting ladle 7' bottom, right disk No. 1 limit switch 3' is arranged on right disc holder 19', and right disk limiting plate 2' is arranged on below right disk 4'.
Right disk 4' is arranged right disk mold 6', right casting ladle 7' is corresponding with right disk mold 6'.Right disk mold 6' quantity on right disk 4' is 20 to 40; the quantity of right disk limiting plate 2' is equal with the quantity of right disk mold 6'; avoid " needing disk often to turn 18 ° of shutdown once when casting machine has during 20 molds; due to the error of processing and install; to be difficult to ensure that each mold stops in the reticule of 18 ° ", the right position of disk limiting plate 2' below right disk 4' can be adjusted and just solve this problem.
The change-over switch that PLC is provided with Non-follow control and automatically controls, manual control system is the inspection and maintenance work for equipment.
When breaking down in certain of equipment, manually press emergency stop switch 20, PLC sends instructions; Right disk No. 1 drive unit 1' power-off, No. 2 drive units 18 and right disk No. 1 oil cylinder 9' run, and distributor 13 and right casting ladle 7' are turned back to home position (Fig. 1 position).Now, PLC also sends instructions, and by alarm equipment alarm, and stops the aluminium liquid of holding furnace to flow in distributor 13.
Emergency stop switch 20 is arranged on the vicinity being convenient to facilities for observation ruuning situation, and emergency stop switch 20 is 2 to 4.
For right disk, the control method of aluminium ingot pouring device is as follows:
When No. 2 sensors 12 detect and flow into that in distributor 13, aluminium liquid weight reaches setting by holding furnace, signal is sent to PLC, PLC receives this signal and right disk 4' when being rotated in place signal, send the enabled instruction of No. 2 drive units 18: No. 2 drive units 18 run, and distributor 13 turns clockwise around distributor pivot 11.
Right disk No. 3 limit switch 15' detect that distributor 13 is rotated in place signal, send the signal that puts in place to PLC, and PLC sends instruction: No. 2 drive units 18 are out of service, and now aluminium liquid flows in right casting ladle 7' from distributor 13.
When right disk No. 1 sensor 10' detects that the aluminium liquid weight of right casting ladle 7' reaches setting, send signal to PLC, PLC sends instruction: No. 2 drive units 18 run, and distributor 13 is rotated counterclockwise around distributor pivot 11.
Right disk No. 2 limit switch 14' detect that distributor 13 is rotated in place signal, send the signal that puts in place to PLC, and PLC sends instruction: No. 2 drive units 18 are out of service.
Time delay 1 to 3 second, PLC sends instruction: the piston rod of right disk No. 1 oil cylinder 9' stretches out, and right casting ladle 7' turns clockwise around right casting ladle pivot 8', and now aluminium liquid flow in right disk mold 6' from right casting ladle 7'.
Right disk No. 5 limit switch 17' detect that right casting ladle 7' is rotated in place signal, send the signal that puts in place to PLC, and PLC sends instruction: the piston rod of right disk No. 1 oil cylinder 9' stops stretching out.
When the aluminium liquid weight that right disk No. 1 sensor 10' is checked through right casting ladle 7' is zero, signal is sent to PLC, PLC sends instruction: the piston rod of right disk No. 1 oil cylinder 9' is retracted, and right casting ladle 7' is rotated counterclockwise around right casting ladle pivot 8'.
Right disk No. 4 limit switch 16' detect that right casting ladle 7' is rotated in place signal, send signal to PLC, and PLC sends instruction: the piston rod of right disk No. 1 oil cylinder 9' stops retracting.
Time delay 1 to 2 second, PLC sends instruction: right disk No. 1 drive unit 1' runs, and right disk 4' rotates clockwise around right disc axis line 5'.
Right disk No. 1 limit switch 3' detects that right disk 4' is rotated in place signal, sends signal to PLC, and PLC sends instruction: No. 1 drive unit 1' is out of service for right disk, gets back to home position.
Claims (23)
1. the control system of an aluminium ingot pouring device, it is characterized in that, this system mainly comprises: left disk control system, right disk control system, distributor pivot, No. 2 sensors, distributor, No. 2 drive units and PLC, left disk control system, right disk control system is symmetricly set in the both sides of distributor, No. 2 sensor settings are below distributor, distributor is installed on distributor pivot, distributor pivot is connected with No. 2 drive units, PLC respectively with left disk control system, sensor on right disk control system and distributor, limit switch, executive component is connected, for receiving the signal of each switch input, and send control instruction to each executive component,
Left disk control system comprises: left disk No. 1 drive unit, left disk limiting plate, left disk No. 1 limit switch, left disk, left casting ladle, left disk No. 1 oil cylinder, left disk No. 1 sensor, left disk No. 2 limit switches, left disk No. 3 limit switches, left disk No. 4 limit switches, left disk No. 5 limit switches, left disc holder, and concrete structure is as follows:
No. 2 sensor settings are below distributor, left disk No. 1 sensor setting is below left casting ladle, left disk No. 2 limit switches and left disk No. 3 limit switches are arranged on the two ends on the left of distributor, left disk No. 4 limit switches and left disk No. 5 limit switches are arranged at the two ends of left casting ladle bottom, left disk No. 1 limit switch is arranged on left disc holder, and left disk limiting plate is arranged on below left disk;
The executive component of left disk control system is left disk No. 1 drive unit, left disk No. 1 oil cylinder and No. 2 drive units, left disk 1 to No. 5 limit switch, left disk No. 1 sensor are connected with the input of PLC with the output of No. 2 sensors, and the output of PLC is connected with executive component;
Right disk control system comprises: right disk No. 1 drive unit, right disk limiting plate, right disk No. 1 limit switch, right disk, right disk mold, right casting ladle, right disk No. 1 oil cylinder, right disk No. 1 sensor, right disk No. 2 limit switches, right disk No. 3 limit switches, right disk No. 4 limit switches, right disk No. 5 limit switches, right disc holder, and concrete structure is as follows:
No. 2 sensor settings are below distributor, right disk No. 1 sensor setting is below right casting ladle, right disk No. 2 limit switches and right disk No. 3 limit switches are arranged on the two ends on the right side of distributor, right disk No. 4 limit switches and right disk No. 5 limit switches are arranged at the two ends of right casting ladle bottom, right disk No. 1 limit switch is arranged on right disc holder, and right disk limiting plate is arranged on below right disk;
The executive component of right disk control system is right disk No. 1 drive unit, right disk No. 1 oil cylinder and No. 2 drive units, right disk 1 to No. 5 limit switch, right disk No. 1 sensor are connected with the input of PLC with the output of No. 2 sensors, and the output of PLC is connected with executive component.
2. according to the control system of aluminium ingot pouring device according to claim 1, it is characterized in that, be also provided with the emergency stop switch be connected with PLC.
3. according to the control system of aluminium ingot pouring device according to claim 2, it is characterized in that, emergency stop switch is arranged on the vicinity being convenient to facilities for observation ruuning situation.
4. according to the control system of aluminium ingot pouring device according to claim 2, it is characterized in that, emergency stop switch is 2 to 4.
5. according to the control system of aluminium ingot pouring device according to claim 1, it is characterized in that, the change-over switch that PLC is provided with Non-follow control and automatically controls, manual control system is the inspection and maintenance work for equipment.
6. according to the control system of aluminium ingot pouring device according to claim 1, it is characterized in that, left disk is arranged left disk mold, left casting ladle is corresponding with left disk mold.
7. according to the control system of aluminium ingot pouring device according to claim 6, it is characterized in that, the quantity of left disk mold is 20 to 40.
8. according to the control system of aluminium ingot pouring device according to claim 6, it is characterized in that, the quantity of left disk mold is equal with the quantity of left disk limiting plate.
9. according to the control system of aluminium ingot pouring device according to claim 1, it is characterized in that, left disk 1 to No. 5 limit switch is left disk No. 1 limit switch, left disk No. 2 limit switches, left disk No. 3 limit switches, left disk No. 4 limit switches and left disk No. 5 limit switches, and limit switch adopts one or the combination of induction type proximity switch, photoswitc or mechanical stroke switch.
10. according to the control system of aluminium ingot pouring device according to claim 1, it is characterized in that, right disk is arranged right disk mold, right casting ladle is corresponding with right disk mold.
11. according to the control system of aluminium ingot pouring device according to claim 10, and it is characterized in that, the right disk mold quantity on right disk is 20 to 40.
12. according to the control system of aluminium ingot pouring device according to claim 10, and it is characterized in that, the quantity of right disk limiting plate is equal with the quantity of right disk mold.
13. according to the control system of aluminium ingot pouring device according to claim 1, it is characterized in that, right disk 1 to No. 5 limit switch is right disk No. 1 limit switch, right disk No. 2 limit switches, right disk No. 3 limit switches, right disk No. 4 limit switches and right disk No. 5 limit switches, and limit switch adopts one or the combination of induction type proximity switch, photoswitc or mechanical stroke switch.
14. 1 kinds of control methods utilizing the aluminium ingot pouring device of control system described in claim 1, it is characterized in that, the control method of left disk control system comprises the steps:
When (1) No. 2 sensor detects and flow into that in distributor, aluminium liquid weight reaches setting by holding furnace, signal is sent to PLC, PLC receive this signal and left disc rotary put in place signal time, send No. 2 drive unit enabled instructions: No. 2 drive units run, and distributor is rotated counterclockwise around distributor pivot;
(2) left disk No. 3 limit switches detect that distributor is rotated in place signal, send the signal that puts in place to PLC, and PLC sends instruction: No. 2 drive units are out of service, and now aluminium liquid flows in left casting ladle from distributor;
(3) left disk No. 2 limit switches detect that distributor is rotated in place signal, send the signal that puts in place to PLC, and PLC sends instruction: No. 2 drive units are out of service;
(4) time delay 1 to 3 second, PLC sends instruction: the piston rod of left disk No. 1 oil cylinder stretches out, and left casting ladle is rotated counterclockwise around left casting ladle pivot, and now aluminium liquid flow in left disk mold from left casting ladle;
(5) left disk No. 4 limit switches detect that left casting ladle is rotated in place signal, send signal to PLC, and PLC sends instruction: the piston rod of left disk No. 1 oil cylinder stops retracting;
(6) time delay 1 to 2 second, PLC sends instruction: left disk No. 1 drive unit runs, and left disk rotates counterclockwise around left disc centre line;
(7) left disk No. 1 limit switch detects that left disc rotary puts in place signal, sends signal to PLC, and PLC sends instruction: left disk No. 1 drive unit is out of service, gets back to home position.
15. according to the control method of aluminium ingot pouring device according to claim 14, it is characterized in that, after described step (2), when left disk No. 1 sensor detects that the aluminium liquid weight of left casting ladle reaches setting, signal is sent to PLC, PLC sends instruction: No. 2 drive units run, and distributor turns clockwise around distributor pivot.
16. according to the control method of aluminium ingot pouring device according to claim 14, it is characterized in that, after described step (4), left disk No. 5 limit switches detect that left casting ladle is rotated in place signal, send the signal that puts in place to PLC, PLC sends instruction: the piston rod of left disk No. 1 oil cylinder stops stretching out.
17. according to the control method of aluminium ingot pouring device according to claim 14, it is characterized in that, after described step (4), when the aluminium liquid weight that left disk No. 1 sensor is checked through left casting ladle is zero, signal is sent to PLC, PLC sends instruction: the piston rod of left disk No. 1 oil cylinder is retracted, and left casting ladle turns clockwise around left casting ladle pivot.
18. according to the control method of aluminium ingot pouring device according to claim 14, and it is characterized in that, when breaking down in certain of equipment, manually press emergency stop switch, PLC sends instructions; No. 1 drive unit power-off of left disk, No. 2 drive units and left disk No. 1 oil cylinder run, and distributor and left casting ladle are turned back to home position; Now, PLC also sends instructions, and by alarm equipment alarm, and stops the aluminium liquid of holding furnace to flow in distributor.
19. 1 kinds of control methods utilizing the aluminium ingot pouring device of control system described in claim 1, it is characterized in that, the control method of right disk control system comprises the steps:
When (1) No. 2 sensor detects and flow into that in distributor, aluminium liquid weight reaches setting by holding furnace, signal is sent to PLC, PLC receive this signal and right disc rotary put in place signal time, send No. 2 drive unit enabled instructions: No. 2 drive units run, and distributor turns clockwise around distributor pivot;
(2) right disk No. 3 limit switches detect that distributor is rotated in place signal, send the signal that puts in place to PLC, and PLC sends instruction: No. 2 drive units are out of service, and now aluminium liquid flows in right casting ladle from distributor;
(3) right disk No. 2 limit switches detect that distributor is rotated in place signal, send the signal that puts in place to PLC, and PLC sends instruction: No. 2 drive units are out of service;
(4) time delay 1 to 3 second, PLC sends instruction: the piston rod of right disk No. 1 oil cylinder stretches out, and right casting ladle turns clockwise around right casting ladle pivot, and now aluminium liquid flow in right disk mold from right casting ladle;
(5) right disk No. 4 limit switches detect that right casting ladle is rotated in place signal, send signal to PLC, and PLC sends instruction: the piston rod of right disk No. 1 oil cylinder stops retracting;
(6) time delay 1 to 2 second, PLC sends instruction: right disk No. 1 drive unit runs, and right disk rotates clockwise around right disc axis line;
(7) right disk No. 1 limit switch detects that right disc rotary puts in place signal, sends signal to PLC, and PLC sends instruction: right disk No. 1 drive unit is out of service, gets back to home position.
20. according to the control method of aluminium ingot pouring device according to claim 19, it is characterized in that, after described step (2), when right disk No. 1 sensor detects that the aluminium liquid weight of right casting ladle reaches setting, signal is sent to PLC, PLC sends instruction: No. 2 drive units run, and distributor is rotated counterclockwise around distributor pivot.
21. according to the control method of aluminium ingot pouring device according to claim 19, it is characterized in that, after described step (4), right disk No. 5 limit switches detect that right casting ladle is rotated in place signal, send the signal that puts in place to PLC, PLC sends instruction: the piston rod of right disk No. 1 oil cylinder stops stretching out.
22. according to the control method of aluminium ingot pouring device according to claim 19, it is characterized in that, after described step (4), when the aluminium liquid weight that right disk No. 1 sensor is checked through right casting ladle is zero, signal is sent to PLC, PLC sends instruction: the piston rod of right disk No. 1 oil cylinder is retracted, and right casting ladle is rotated counterclockwise around right casting ladle pivot.
23. according to the control method of aluminium ingot pouring device according to claim 19, and it is characterized in that, when breaking down in certain of equipment, manually press emergency stop switch, PLC sends instructions; No. 1 drive unit power-off of right disk, No. 2 drive units and right disk No. 1 oil cylinder run, and distributor and right casting ladle are turned back to home position; Now, PLC also sends instructions, and by alarm equipment alarm, and stops the aluminium liquid of holding furnace to flow in distributor.
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| CN108595458A (en) * | 2017-12-30 | 2018-09-28 | 贵阳铝镁设计研究院有限公司 | Data integration platform based on aluminium electroloysis factory |
| CN108044062A (en) * | 2018-01-23 | 2018-05-18 | 广西欧迪姆重工科技有限公司 | A kind of equipment continuous control method and its equipment for turning round continuous production alloy |
| CN108044065A (en) * | 2018-01-23 | 2018-05-18 | 广西欧迪姆重工科技有限公司 | A kind of casting process of multistation annular intermittent-rotation Xun Huan casting |
| CN108044063A (en) * | 2018-01-23 | 2018-05-18 | 广西欧迪姆重工科技有限公司 | A kind of more powered turntables and its equipment for turning round continuous production alloy |
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