CN103658568A - Control system and method of aluminum ingot casting device - Google Patents
Control system and method of aluminum ingot casting device Download PDFInfo
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- CN103658568A CN103658568A CN201210319730.9A CN201210319730A CN103658568A CN 103658568 A CN103658568 A CN 103658568A CN 201210319730 A CN201210319730 A CN 201210319730A CN 103658568 A CN103658568 A CN 103658568A
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Abstract
The invention relates to the field of control over an aluminum ingot casting device, in particular to a control system and method of the aluminum ingot casting device. A sensor and a limiting switch for metering are respectively arranged under a molten aluminum distributor and a casting bag, a casting disc is provided with a stopping limiting switch, and each casting mould is provided with a limiting plate. The sensor is arranged under the distributor, the distributor is installed on a distributor rotary center, the distributor rotary center is connected with a driving device, and a PLC is respectively connected with a left disc control system, a right disc control system, the sensor of the distributor, a limiting switch of the distributor and an executive component of the distributor, is used for receiving the signals input by each switch, and sends control commands to each executive component. When yield needs to be increased, another casting disc is started. By means of the control system and method of the aluminum ingot casting device, the stopping position of the casting mould is accurate, casting is carried out conveniently, the weights of all the aluminum ingot are the same, the labor intensity for operating staff is relieved, working efficiency is improved, and operation and the system are safer and more 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 of the first in the world state, 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 matching with it is also required to meet the demand that maximizes and produce.Because the little production capacity of aluminum ingot of casting is low, the primary aluminum consuming will be higher than the consumption of large aluminum ingot; Little aluminium ingot needs packing when transportation, 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; during casting, need to shut down and cast in each mold position; when having 20 molds, casting machine need disk often to turn 18 ° of shutdown once; because the error of processing and installing is difficult to guarantee that each mold is in the reticule of 18 °, this carrying out that just impact is cast.In addition, how to realize the automation of casting large aluminum ingot technique, the weight of every block of aluminium ingot is identical and reduction operative employee's labour intensity 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 of providing in order to address the above problem, its objective is the automation control that realizes large aluminum ingot pouring device, alleviate operating personnel's labour intensity, 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 controller, 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 controller 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 being connected with PLC controller.
The control system of described aluminium ingot pouring device, emergency stop switch is arranged on the vicinity of 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 controller is provided with manual 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: No. 1 drive unit of left disk, left disk limiting plate, No. 1 limit switch of left disk, left disk, left casting ladle, No. 1 oil cylinder of left disk, No. 1 sensor of left disk, No. 2 limit switches of left disk, No. 3 limit switches of left disk, No. 4 limit switches of left disk, No. 5 limit switches of left disk, left disc holder, and concrete structure is as follows:
No. 2 sensor settings are below distributor, No. 1 sensor setting of left disk is below left casting ladle, No. 2 limit switches of left disk and No. 3 limit switches of left disk are arranged on the two ends in distributor left side, No. 4 limit switches of left disk and No. 5 limit switches of left disk are arranged at the two ends of left casting ladle bottom, No. 1 limit switch of left disk is arranged on left disc holder, left disk limiting plate be arranged on left disk below;
The executive component of left disk control system is No. 1 drive unit of left disk, No. 1 oil cylinder of left disk and No. 2 drive units, the output of 1 to No. 5 limit switch of left disk, No. 1 sensor of left disk and No. 2 sensors is connected with the input of PLC controller, and the output of PLC controller is connected with executive component.
The control system of described aluminium ingot pouring device, arranges left disk mold on left disk, 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 equates with the quantity of left disk limiting plate.
The control system of described aluminium ingot pouring device, 1 to No. 5 limit switch of left disk is No. 1 limit switch of left disk, No. 2 limit switches of left disk, No. 3 limit switches of left disk, No. 4 limit switches of left disk and No. 5 limit switches of left disk, and limit switch adopts a kind of of induction type approach switch, photoswitc or mechanical stroke switch or combination.
The control system of described aluminium ingot pouring device, right disk control system comprises: No. 1 drive unit of right disk, right disk limiting plate, No. 1 limit switch of right disk, right disk, right disk mold, right casting ladle, No. 1 oil cylinder of right disk, No. 1 sensor of right disk, No. 2 limit switches of right disk, No. 3 limit switches of right disk, No. 4 limit switches of right disk, No. 5 limit switches of right disk, right disc holder, and concrete structure is as follows:
No. 2 sensor settings are below distributor, No. 1 sensor setting of right disk is below right casting ladle, No. 2 limit switches of right disk and No. 3 limit switches of right disk are arranged on the two ends on distributor right side, No. 4 limit switches of right disk and No. 5 limit switches of right disk are arranged at the two ends of right casting ladle bottom, No. 1 limit switch of right disk is arranged on right disc holder, right disk limiting plate be arranged on right disk below;
The executive component of right disk control system is No. 1 drive unit of right disk, No. 1 oil cylinder of right disk and No. 2 drive units, the output of 1 to No. 5 limit switch of right disk, No. 1 sensor of right disk and No. 2 sensors is connected with the input of PLC controller, and the output of PLC controller is connected with executive component.
The control system of described aluminium ingot pouring device, arranges right disk mold on right disk, 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 equates with the quantity of right disk mold.
The control system of described aluminium ingot pouring device, 1 to No. 5 limit switch of right disk is No. 1 limit switch of right disk, No. 2 limit switches of right disk, No. 3 limit switches of right disk, No. 4 limit switches of right disk and No. 5 limit switches of right disk, and limit switch adopts a kind of of induction type approach switch, photoswitc or mechanical stroke switch or combination.
A control method of utilizing the aluminium ingot pouring device of described control system, the control method of left disk control system comprises the steps:
(1) No. 2 sensor detects while flowing in distributor by holding furnace that aluminium liquid weight reaches setting, give PLC controller transmitted signal, when PLC controller is received this signal and left disc rotary and is put signal in place, send No. 2 drive unit enabled instructions: No. 2 drive unit operations, distributor is rotated counterclockwise around distributor pivot;
(2) No. 3 limit switches of left disk detect distributor and are rotated in place signal, send the signal that puts in place to PLC controller, and PLC controller sends instruction: No. 2 drive unit is out of service, and now aluminium liquid flows in left casting ladle from distributor;
(3) No. 2 limit switches of left disk detect distributor and are rotated in place signal, send the signal that puts in place to PLC controller, and PLC controller sends instruction: No. 2 drive unit is out of service;
(4) time delay is 1 to 3 second, and PLC controller sends instruction: the piston rod of No. 1 oil cylinder of left disk 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) No. 4 limit switches of left disk detect left casting ladle and are rotated in place signal, give PLC controller transmitted signal, and PLC controller sends instruction: the piston rod of No. 1 oil cylinder of left disk stops retracting;
(6) time delay is 1 to 2 second, and PLC controller sends instruction: No. 1 drive unit operation of left disk, and left disk rotates counterclockwise around left disc centre line;
(7) No. 1 limit switch of left disk detects the left disc rotary signal that puts in place, gives PLC controller transmitted signal, and PLC controller sends instruction: No. 1 drive unit of left disk is out of service, gets back to home position.
The control method of described aluminium ingot pouring device, after described step (2), when the aluminium liquid weight that No. 1 sensor of left disk detects left casting ladle reaches setting, give PLC controller transmitted signal, PLC controller sends instruction: No. 2 drive unit operations, distributor turns clockwise around distributor pivot.
The control method of described aluminium ingot pouring device, after described step (4), No. 5 limit switches of left disk detect left casting ladle and are rotated in place signal, send the signal that puts in place to PLC controller, and PLC controller sends instruction: the piston rod of No. 1 oil cylinder of left disk stops stretching out.
The control method of described aluminium ingot pouring device, after described step (4), when the aluminium liquid weight that No. 1 sensor of left disk is checked through left casting ladle is zero, give PLC controller transmitted signal, PLC controller sends instruction: the piston rod of No. 1 oil cylinder of left disk is retracted, and left casting ladle turns clockwise around left casting ladle pivot.
The control method of described aluminium ingot pouring device, when break down in certain of equipment, manually presses emergency stop switch, and PLC controller sends instructions; No. 1 drive unit power-off of left disk, No. 1 oil cylinder operation of No. 2 drive units and left disk, turns back to home position by distributor and left casting ladle; Now, PLC controller also sends instructions, and by alarm equipment alarm, and the aluminium liquid that stops holding furnace flowing in distributor.
A control method of utilizing the aluminium ingot pouring device of described control system, the control method of right disk control system comprises the steps:
(1) No. 2 sensor detects while flowing in distributor by holding furnace that aluminium liquid weight reaches setting, give PLC controller transmitted signal, when PLC controller is received this signal and right disc rotary and is put signal in place, send No. 2 drive unit enabled instructions: No. 2 drive unit operations, distributor turns clockwise around distributor pivot;
(2) No. 3 limit switches of right disk detect distributor and are rotated in place signal, send the signal that puts in place to PLC controller, and PLC controller sends instruction: No. 2 drive unit is out of service, and now aluminium liquid flows in right casting ladle from distributor;
(3) No. 2 limit switches of right disk detect distributor and are rotated in place signal, send the signal that puts in place to PLC controller, and PLC controller sends instruction: No. 2 drive unit is out of service;
(4) time delay is 1 to 3 second, and PLC controller sends instruction: the piston rod of No. 1 oil cylinder of right disk 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) No. 4 limit switches of right disk detect right casting ladle and are rotated in place signal, give PLC controller transmitted signal, and PLC controller sends instruction: the piston rod of No. 1 oil cylinder of right disk stops retracting;
(6) time delay is 1 to 2 second, and PLC controller sends instruction: No. 1 drive unit operation of right disk, and right disk clockwise rotates around right disc axis line;
(7) No. 1 limit switch of right disk detects the right disc rotary signal that puts in place, gives PLC controller transmitted signal, and PLC controller sends instruction: No. 1 drive unit of right disk is out of service, gets back to home position.
The control method of described aluminium ingot pouring device, after described step (2), when the aluminium liquid weight that No. 1 sensor of right disk detects right casting ladle reaches setting, give PLC controller transmitted signal, PLC controller sends instruction: No. 2 drive unit operations, and distributor is rotated counterclockwise around distributor pivot;
The control method of described aluminium ingot pouring device, after described step (4), No. 5 limit switches of right disk detect right casting ladle and are rotated in place signal, send the signal that puts in place to PLC controller, and PLC controller sends instruction: the piston rod of No. 1 oil cylinder of right disk stops stretching out.
The control method of described aluminium ingot pouring device, after described step (4), when the aluminium liquid weight that No. 1 sensor of right disk is checked through right casting ladle is zero, give PLC controller transmitted signal, PLC controller sends instruction: the piston rod of No. 1 oil cylinder of right disk is retracted, and right casting ladle is rotated counterclockwise around right casting ladle pivot.
The control method of described aluminium ingot pouring device, when break down in certain of equipment, manually presses emergency stop switch, and PLC controller sends instructions; No. 1 drive unit power-off of right disk, No. 1 oil cylinder operation of No. 2 drive units and right disk, turns back to home position by distributor and right casting ladle; Now, PLC controller also sends instructions, and by alarm equipment alarm, and the aluminium liquid that stops holding furnace flowing 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, at casting disk, is provided with stop limit switch, and each mold is provided with limiting plate.When increasing output, can start by needs another casting disk.The stop position of mold is accurate, is convenient to casting, and the weight of every block of aluminium ingot is identical, has alleviated operating personnel's labour intensity, has improved operating efficiency, makes operation and system more safe and reliable.
Accompanying drawing explanation
Fig. 1 is the structural representation in aluminium ingot pouring device of the present invention home position.
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, No. 1 drive unit of left disk; 2, left disk limiting plate; 3, No. 1 limit switch of left disk; 4, left disk; 5, left disc axis line; 6, left disk mold; 7, left casting ladle; 8, left casting ladle pivot; 9, No. 1 oil cylinder of left disk; 10, No. 1 sensor of left disk; 11, distributor pivot; 12, No. 2 sensors; 13, distributor; 14, No. 2 limit switches of left disk; 15, No. 3 limit switches of left disk; 16, No. 4 limit switches of left disk; 17, No. 5 limit switches of left disk; 18, No. 2 drive units; 19, left disc holder; 20, emergency stop switch.
1', No. 1 drive unit of right disk; 2', right disk limiting plate; 3', No. 1 limit switch of right disk; 4', right disk; 5', right disc axis line; 6', right disk mold; 7', right casting ladle; 8', right casting ladle pivot; 9', No. 1 oil cylinder of right disk; 10', No. 1 sensor of right disk; 14', No. 2 limit switches of right disk; 15', No. 3 limit switches of right disk; 16', No. 4 limit switches of right disk; 17', No. 5 limit switches of right disk; 19', right disc holder.
The specific embodiment
Below embodiments of the invention are described in detail by reference to the accompanying drawings, but protection scope of the present invention is 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 controller etc., left disk control system, right disk control system is symmetricly set in the both sides of distributor 13, No. 2 sensors 12 be arranged on distributor 13 below, distributor 13 is installed on distributor pivot 11, distributor pivot 11 is connected with No. 2 drive units 18, PLC controller 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: No. 1 drive unit 1 of left disk, left disk limiting plate 2, No. 1 limit switch 3 of left disk, left disk 4, left disc axis line 5, left disk mold 6, left casting ladle 7, left casting ladle pivot 8, No. 1 oil cylinder 9 of left disk, No. 1 sensor 10 of left disk, No. 2 limit switches 14 of left disk, No. 3 limit switches 15 of left disk, No. 4 limit switches 16 of left disk, No. 5 limit switches 17 of left disk, left disc holder 19, and concrete structure is as follows:
PLC controller, 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 No. 1 drive unit 1 of left disk, No. 1 oil cylinder 9 of left disk and No. 2 drive units 18, the output of 1 to No. 5 limit switch of left disk, No. 1 sensor 10 of left disk and No. 2 sensors 12 is connected with the input of PLC controller, and the output of PLC controller is connected with executive component.
1 to No. 5 limit switch of left disk is No. 1 limit switch 3 of left disk, No. 2 limit switches 14 of left disk, No. 3 limit switches 15 of left disk, No. 4 limit switches 16 of left disk and No. 5 limit switches 17 of left disk, and limit switch adopts a kind of of induction type approach switch, photoswitc or mechanical stroke switch or combination.
No. 2 sensors 12 be arranged on distributor 13 below, No. 1 sensor 10 of left disk be arranged on left casting ladle 7 below, No. 2 limit switches 14 of left disk and No. 3 limit switches 15 of left disk are arranged on the two ends in distributor 13 left sides, No. 4 limit switches 16 of left disk and No. 5 limit switches 17 of left disk are arranged at the two ends of left casting ladle 7 bottoms, No. 1 limit switch 3 of left disk is arranged on left disc holder 19, left disk limiting plate 2 be arranged on left disk 4 below.
The change-over switch that PLC controller is provided with manual control and automatically controls, manual control system is the inspection and maintenance work for equipment.
When break down in certain of equipment, manually press emergency stop switch 20, PLC controller sends instructions; No. 1 drive unit 1 power-off of left disk, No. 2 drive units 18 and 9 operations of No. 1 oil cylinder of left disk, turn back to home position (Fig. 1 position) by distributor 13 and left casting ladle 7.Now, PLC controller also sends instructions, and by alarm equipment alarm, and the aluminium liquid that stops holding furnace flowing in distributor 13.
Take left disk as example, and the control method of aluminium ingot pouring device is as follows:
No. 2 sensors 12 detect when being flow into the interior aluminium liquid of distributor 13 weight and reached setting by holding furnace, give PLC controller transmitted signal, when PLC controller is received this signal and left disk 4 and is rotated in place signal, send No. 2 drive unit 18 enabled instructions: No. 2 drive unit 18 operations, distributor 13 is rotated counterclockwise around distributor pivot 11.
No. 3 limit switches 15 of left disk detect distributor 13 and are rotated in place signal, send the signal that puts in place to PLC controller, and PLC controller sends instruction: No. 2 drive unit 18 is out of service, and now aluminium liquid flows in left casting ladle 7 from distributor 13.
When the aluminium liquid weight that No. 1 sensor 10 of left disk detects left casting ladle 7 reaches setting, give PLC controller transmitted signal, PLC controller sends instruction: No. 2 drive unit 18 operations, distributor 13 turns clockwise around distributor pivot 11.
No. 2 limit switches 14 of left disk detect distributor 13 and are rotated in place signal, send the signal that puts in place to PLC controller, and PLC controller sends instruction: No. 2 drive unit 18 is out of service.
No. 5 limit switches 17 of left disk detect left casting ladle 7 and are rotated in place signal, send the signal that puts in place to PLC controller, and PLC controller sends instruction: the piston rod of No. 1 oil cylinder 9 of left disk stops stretching out.
When the aluminium liquid weight that No. 1 sensor 10 of left disk is checked through left casting ladle 7 is zero, give PLC controller transmitted signal, PLC controller sends instruction: the piston rod of No. 1 oil cylinder 9 of left disk is retracted, and left casting ladle 7 turns clockwise around left casting ladle pivot 8.
No. 4 limit switches 16 of left disk detect left casting ladle 7 and are rotated in place signal, give PLC controller transmitted signal, and PLC controller sends instruction: the piston rod of No. 1 oil cylinder 9 of left disk stops retracting.
No. 1 limit switch 3 of left disk detects left disk 4 and is rotated in place signal, gives PLC controller transmitted signal, and PLC controller sends instruction: No. 1 drive unit 1 of left disk is out of service, gets back to home position.
As shown in Figure 1-Figure 3, when the present invention casts output when needs increase, the operational system of starting right disk, the control system of described right disk and control method are identical with left disk.
Right disk control system comprises: No. 1 drive unit 1' of right disk, right disk limiting plate 2', No. 1 limit switch 3' of right disk, right disk 4', right disc axis line 5', right disk mold 6', right casting ladle 7', right casting ladle pivot 8', No. 1 oil cylinder 9' of right disk, No. 1 sensor 10' of right disk, No. 2 limit switch 14' of right disk, No. 3 limit switch 15' of right disk, No. 4 limit switch 16' of right disk, No. 5 limit switch 17' of right disk, right disc holder 19', and concrete structure is as follows:
PLC controller, 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 No. 1 drive unit 1' of right disk, No. 1 oil cylinder 9' of right disk and No. 2 drive units 18, the output of 1 to No. 5 limit switch of right disk, No. 1 sensor 10' of right disk and No. 2 sensors 12 is connected with the input of PLC controller, and the output of PLC controller is connected with executive component.
1 to No. 5 limit switch of right disk is No. 1 limit switch 3' of right disk, No. 2 limit switch 14' of right disk, No. 3 limit switch 15' of right disk, No. 4 limit switch 16' of right disk and No. 5 limit switch 17' of right disk, and limit switch adopts a kind of of induction type approach switch, photoswitc or mechanical stroke switch or combination.
No. 2 sensors 12 be arranged on distributor 13 below, No. 1 sensor 10' of right disk be arranged on right casting ladle 7' below, No. 2 limit switch 14' of right disk and No. 3 limit switch 15' of right disk are arranged on the two ends on distributor 13 right sides, No. 4 limit switch 16' of right disk and No. 5 limit switch 17' of right disk are arranged at the two ends of right casting ladle 7' bottom, it is upper that No. 1 limit switch 3' of right disk is arranged on right disc holder 19', right disk limiting plate 2' be arranged on right disk 4' below.
Right disk mold 6' is set on right disk 4', and 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' equates with the quantity of right disk mold 6'; avoided " when casting machine has 20 molds, needing disk often to turn 18 ° of shutdown once; due to processing and the error of installing; to be difficult to guarantee that each mold stops in the reticule of 18 ° ", can adjust the position of right disk limiting plate 2' below right disk 4' and just solve this problem.
The change-over switch that PLC controller is provided with manual control and automatically controls, manual control system is the inspection and maintenance work for equipment.
When break down in certain of equipment, manually press emergency stop switch 20, PLC controller sends instructions; No. 1 drive unit 1' of right disk power-off, No. 1 oil cylinder 9' operation of No. 2 drive units 18 and right disk, turns back to home position (Fig. 1 position) by distributor 13 and right casting ladle 7'.Now, PLC controller also sends instructions, and by alarm equipment alarm, and the aluminium liquid that stops holding furnace flowing in distributor 13.
Take right disk as example, and the control method of aluminium ingot pouring device is as follows:
No. 2 sensors 12 detect when being flow into the interior aluminium liquid of distributor 13 weight and reached setting by holding furnace, give PLC controller transmitted signal, when PLC controller is received this signal and right disk 4' and is rotated in place signal, send No. 2 drive unit 18 enabled instructions: No. 2 drive unit 18 operations, distributor 13 turns clockwise around distributor pivot 11.
No. 3 limit switch 15' of right disk detect distributor 13 and are rotated in place signal, send the signal that puts in place to PLC controller, and PLC controller sends instruction: No. 2 drive unit 18 is out of service, and now aluminium liquid flows in right casting ladle 7' from distributor 13.
When the aluminium liquid weight that No. 1 sensor 10' of right disk detects right casting ladle 7' reaches setting, give PLC controller transmitted signal, PLC controller sends instruction: No. 2 drive unit 18 operations, distributor 13 is rotated counterclockwise around distributor pivot 11.
No. 2 limit switch 14' of right disk detect distributor 13 and are rotated in place signal, send the signal that puts in place to PLC controller, and PLC controller sends instruction: No. 2 drive unit 18 is out of service.
No. 5 limit switch 17' of right disk detect right casting ladle 7' and are rotated in place signal, send the signal that puts in place to PLC controller, and PLC controller sends instruction: the piston rod of No. 1 oil cylinder 9' of right disk stops stretching out.
When the aluminium liquid weight that No. 1 sensor 10' of right disk is checked through right casting ladle 7' is zero, give PLC controller transmitted signal, PLC controller sends instruction: the piston rod of No. 1 oil cylinder 9' of right disk is retracted, and right casting ladle 7' is rotated counterclockwise around right casting ladle pivot 8'.
No. 4 limit switch 16' of right disk detect right casting ladle 7' and are rotated in place signal, give PLC controller transmitted signal, and PLC controller sends instruction: the piston rod of No. 1 oil cylinder 9' of right disk stops retracting.
No. 1 limit switch 3' of right disk detects right disk 4' and is rotated in place signal, gives PLC controller transmitted signal, and PLC controller sends instruction: No. 1 drive unit 1' is out of service for right disk, gets back to home position.
Claims (25)
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 controller, 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 controller 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.
2. according to the control system of aluminium ingot pouring device claimed in claim 1, it is characterized in that, be also provided with the emergency stop switch being connected with PLC controller.
3. according to the control system of aluminium ingot pouring device claimed in claim 2, it is characterized in that, emergency stop switch is arranged on the vicinity of being convenient to facilities for observation ruuning situation.
4. according to the control system of aluminium ingot pouring device claimed in 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 claimed in claim 1, it is characterized in that, the change-over switch that PLC controller is provided with manual 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 claimed in claim 1, it is characterized in that, left disk control system comprises: No. 1 drive unit of left disk, left disk limiting plate, No. 1 limit switch of left disk, left disk, left casting ladle, No. 1 oil cylinder of left disk, No. 1 sensor of left disk, No. 2 limit switches of left disk, No. 3 limit switches of left disk, No. 4 limit switches of left disk, No. 5 limit switches of left disk, left disc holder, and concrete structure is as follows:
No. 2 sensor settings are below distributor, No. 1 sensor setting of left disk is below left casting ladle, No. 2 limit switches of left disk and No. 3 limit switches of left disk are arranged on the two ends in distributor left side, No. 4 limit switches of left disk and No. 5 limit switches of left disk are arranged at the two ends of left casting ladle bottom, No. 1 limit switch of left disk is arranged on left disc holder, left disk limiting plate be arranged on left disk below;
The executive component of left disk control system is No. 1 drive unit of left disk, No. 1 oil cylinder of left disk and No. 2 drive units, the output of 1 to No. 5 limit switch of left disk, No. 1 sensor of left disk and No. 2 sensors is connected with the input of PLC controller, and the output of PLC controller is connected with executive component.
7. according to the control system of aluminium ingot pouring device claimed in claim 6, it is characterized in that, left disk mold is set on left disk, and left casting ladle is corresponding with left disk mold.
8. according to the control system of aluminium ingot pouring device claimed in claim 7, it is characterized in that, the quantity of left disk mold is 20 to 40.
9. according to the control system of aluminium ingot pouring device claimed in claim 7, it is characterized in that, the quantity of left disk mold equates with the quantity of left disk limiting plate.
10. according to the control system of aluminium ingot pouring device claimed in claim 6, it is characterized in that, 1 to No. 5 limit switch of left disk is No. 1 limit switch of left disk, No. 2 limit switches of left disk, No. 3 limit switches of left disk, No. 4 limit switches of left disk and No. 5 limit switches of left disk, and limit switch adopts a kind of of induction type approach switch, photoswitc or mechanical stroke switch or combination.
11. according to the control system of aluminium ingot pouring device claimed in claim 1, it is characterized in that, right disk control system comprises: No. 1 drive unit of right disk, right disk limiting plate, No. 1 limit switch of right disk, right disk, right disk mold, right casting ladle, No. 1 oil cylinder of right disk, No. 1 sensor of right disk, No. 2 limit switches of right disk, No. 3 limit switches of right disk, No. 4 limit switches of right disk, No. 5 limit switches of right disk, right disc holder, and concrete structure is as follows:
No. 2 sensor settings are below distributor, No. 1 sensor setting of right disk is below right casting ladle, No. 2 limit switches of right disk and No. 3 limit switches of right disk are arranged on the two ends on distributor right side, No. 4 limit switches of right disk and No. 5 limit switches of right disk are arranged at the two ends of right casting ladle bottom, No. 1 limit switch of right disk is arranged on right disc holder, right disk limiting plate be arranged on right disk below;
The executive component of right disk control system is No. 1 drive unit of right disk, No. 1 oil cylinder of right disk and No. 2 drive units, the output of 1 to No. 5 limit switch of right disk, No. 1 sensor of right disk and No. 2 sensors is connected with the input of PLC controller, and the output of PLC controller is connected with executive component.
12. according to the control system of the aluminium ingot pouring device described in claim 11, it is characterized in that, right disk mold is set on right disk, and right casting ladle is corresponding with right disk mold.
13. according to the control system of the aluminium ingot pouring device described in claim 12, it is characterized in that, the right disk mold quantity on right disk is 20 to 40.
14. according to the control system of the aluminium ingot pouring device described in claim 12, it is characterized in that, the quantity of right disk limiting plate equates with the quantity of right disk mold.
15. according to the control system of the aluminium ingot pouring device described in claim 11, it is characterized in that, 1 to No. 5 limit switch of right disk is No. 1 limit switch of right disk, No. 2 limit switches of right disk, No. 3 limit switches of right disk, No. 4 limit switches of right disk and No. 5 limit switches of right disk, and limit switch adopts a kind of of induction type approach switch, photoswitc or mechanical stroke switch or combination.
16. 1 kinds of control methods of utilizing the aluminium ingot pouring device of control system described in claim 1 or 6, is characterized in that, the control method of left disk control system comprises the steps:
(1) No. 2 sensor detects while flowing in distributor by holding furnace that aluminium liquid weight reaches setting, give PLC controller transmitted signal, when PLC controller is received this signal and left disc rotary and is put signal in place, send No. 2 drive unit enabled instructions: No. 2 drive unit operations, distributor is rotated counterclockwise around distributor pivot;
(2) No. 3 limit switches of left disk detect distributor and are rotated in place signal, send the signal that puts in place to PLC controller, and PLC controller sends instruction: No. 2 drive unit is out of service, and now aluminium liquid flows in left casting ladle from distributor;
(3) No. 2 limit switches of left disk detect distributor and are rotated in place signal, send the signal that puts in place to PLC controller, and PLC controller sends instruction: No. 2 drive unit is out of service;
(4) time delay is 1 to 3 second, and PLC controller sends instruction: the piston rod of No. 1 oil cylinder of left disk 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) No. 4 limit switches of left disk detect left casting ladle and are rotated in place signal, give PLC controller transmitted signal, and PLC controller sends instruction: the piston rod of No. 1 oil cylinder of left disk stops retracting;
(6) time delay is 1 to 2 second, and PLC controller sends instruction: No. 1 drive unit operation of left disk, and left disk rotates counterclockwise around left disc centre line;
(7) No. 1 limit switch of left disk detects the left disc rotary signal that puts in place, gives PLC controller transmitted signal, and PLC controller sends instruction: No. 1 drive unit of left disk is out of service, gets back to home position.
17. according to the control method of the aluminium ingot pouring device described in claim 16, it is characterized in that, after described step (2), when the aluminium liquid weight that No. 1 sensor of left disk detects left casting ladle reaches setting, give PLC controller transmitted signal, PLC controller sends instruction: No. 2 drive unit operations, distributor turns clockwise around distributor pivot.
18. according to the control method of the aluminium ingot pouring device described in claim 16, it is characterized in that, after described step (4), No. 5 limit switches of left disk detect left casting ladle and are rotated in place signal, send the signal that puts in place to PLC controller, PLC controller sends instruction: the piston rod of No. 1 oil cylinder of left disk stops stretching out.
19. according to the control method of the aluminium ingot pouring device described in claim 16, it is characterized in that, after described step (4), when the aluminium liquid weight that No. 1 sensor of left disk is checked through left casting ladle is zero, give PLC controller transmitted signal, PLC controller sends instruction: the piston rod of No. 1 oil cylinder of left disk is retracted, and left casting ladle turns clockwise around left casting ladle pivot.
20. according to the control method of the aluminium ingot pouring device described in claim 16, it is characterized in that, when break down in certain of equipment, manually presses emergency stop switch, and PLC controller sends instructions; No. 1 drive unit power-off of left disk, No. 1 oil cylinder operation of No. 2 drive units and left disk, turns back to home position by distributor and left casting ladle; Now, PLC controller also sends instructions, and by alarm equipment alarm, and the aluminium liquid that stops holding furnace flowing in distributor.
21. 1 kinds of control methods of utilizing the aluminium ingot pouring device of control system described in claim 1 or 11, is characterized in that, the control method of right disk control system comprises the steps:
(1) No. 2 sensor detects while flowing in distributor by holding furnace that aluminium liquid weight reaches setting, give PLC controller transmitted signal, when PLC controller is received this signal and right disc rotary and is put signal in place, send No. 2 drive unit enabled instructions: No. 2 drive unit operations, distributor turns clockwise around distributor pivot;
(2) No. 3 limit switches of right disk detect distributor and are rotated in place signal, send the signal that puts in place to PLC controller, and PLC controller sends instruction: No. 2 drive unit is out of service, and now aluminium liquid flows in right casting ladle from distributor;
(3) No. 2 limit switches of right disk detect distributor and are rotated in place signal, send the signal that puts in place to PLC controller, and PLC controller sends instruction: No. 2 drive unit is out of service;
(4) time delay is 1 to 3 second, and PLC controller sends instruction: the piston rod of No. 1 oil cylinder of right disk 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) No. 4 limit switches of right disk detect right casting ladle and are rotated in place signal, give PLC controller transmitted signal, and PLC controller sends instruction: the piston rod of No. 1 oil cylinder of right disk stops retracting;
(6) time delay is 1 to 2 second, and PLC controller sends instruction: No. 1 drive unit operation of right disk, and right disk clockwise rotates around right disc axis line;
(7) No. 1 limit switch of right disk detects the right disc rotary signal that puts in place, gives PLC controller transmitted signal, and PLC controller sends instruction: No. 1 drive unit of right disk is out of service, gets back to home position.
22. according to the control method of the aluminium ingot pouring device described in claim 21, it is characterized in that, after described step (2), when the aluminium liquid weight that No. 1 sensor of right disk detects right casting ladle reaches setting, give PLC controller transmitted signal, PLC controller sends instruction: No. 2 drive unit operations, distributor is rotated counterclockwise around distributor pivot.
23. according to the control method of the aluminium ingot pouring device described in claim 21, it is characterized in that, after described step (4), No. 5 limit switches of right disk detect right casting ladle and are rotated in place signal, send the signal that puts in place to PLC controller, PLC controller sends instruction: the piston rod of No. 1 oil cylinder of right disk stops stretching out.
24. according to the control method of the aluminium ingot pouring device described in claim 21, it is characterized in that, after described step (4), when the aluminium liquid weight that No. 1 sensor of right disk is checked through right casting ladle is zero, give PLC controller transmitted signal, PLC controller sends instruction: the piston rod of No. 1 oil cylinder of right disk is retracted, and right casting ladle is rotated counterclockwise around right casting ladle pivot.
25. according to the control method of the aluminium ingot pouring device described in claim 21, it is characterized in that, when break down in certain of equipment, manually presses emergency stop switch, and PLC controller sends instructions; No. 1 drive unit power-off of right disk, No. 1 oil cylinder operation of No. 2 drive units and right disk, turns back to home position by distributor and right casting ladle; Now, PLC controller also sends instructions, and by alarm equipment alarm, and the aluminium liquid that stops holding furnace flowing in distributor.
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| CN201210319730.9A CN103658568B (en) | 2012-09-03 | 2012-09-03 | A kind of control system of aluminium ingot pouring device and control method |
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| CN103658568B (en) | 2015-08-19 |
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