CN104914831A - Control system and control method applied to wear-resisting ball sand coating and casting production line - Google Patents

Control system and control method applied to wear-resisting ball sand coating and casting production line Download PDF

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Publication number
CN104914831A
CN104914831A CN201510248062.9A CN201510248062A CN104914831A CN 104914831 A CN104914831 A CN 104914831A CN 201510248062 A CN201510248062 A CN 201510248062A CN 104914831 A CN104914831 A CN 104914831A
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China
Prior art keywords
control
plc
wear
production line
programmable logic
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Pending
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CN201510248062.9A
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Chinese (zh)
Inventor
查长礼
裴中旺
徐晓峰
陈世军
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Anqing Normal University
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Anqing Normal University
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Priority to CN201510248062.9A priority Critical patent/CN104914831A/en
Publication of CN104914831A publication Critical patent/CN104914831A/en
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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/418Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM]
    • G05B19/4184Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM] characterised by fault tolerance, reliability of production system
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/30Nc systems
    • G05B2219/32Operator till task planning
    • G05B2219/32207Action upon failure value, send warning, caution message to terminal
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Abstract

The invention discloses a control system and control method applied to a wear-resisting ball sand coating and casting production line. The control system is composed of an upper computer and a field control system; when the control system operates, control parameters are preset in an industrial personal computer, and the control system is started, and the control signal quantity of the control system is transmitted to a programmable logic controller (PLC) through a communication module; after performing computation processing on the control signal quantity, the PLC outputs driving signals which control the action of an electromagnetic valve and a relay in an executing mechanism; a sensor transmits filed signals to the input end of the PLC3; and therefore, real-time monitoring and fault warning functions of the control system can be realized. With the control system and control method provided by the technical schemes of the invention adopted, the automation degree of wear-resisting ball sand coating and casting enterprises can be effectively improved, and labor intensity and labor cost can be greatly reduced, and high production efficiency can be realized, and influences of subjective factors on product quality can be eliminated, and stability and reliability can be realized.

Description

A kind of control system and control method covering sand foundry production line for wear-resistant ball
Technical field
The invention belongs to and cover sand casting field, be specifically related to a kind of control system and the control method of covering sand foundry production line for wear-resistant ball.
Background technology
Wear-resistant ball has a wide range of applications in the industries such as mine, cement, coal.Domestic wear-resistant ball year consumes more than 2,000,000 tons according to statistics, and the wear-resistant ball of metallurgical mine consumption accounts for 70% of every profession and trade wear-resistant ball total amount consumed, and the economic attrition that wear-resistant ball loss causes is huge.As can be seen here, wear-resistant ball occupies sizable proportion in high-abrasive material.The manufacturer of the current casting wear-resistant ball of China has more than 1000, but annual production great majority are below 3000 tons, and the enterprise of ten thousand tons of scales is less.And the domestic demand of wear-resistant ball and export volume increase year by year, the quality requirements of wear-resistant ball is also progressively improved.
Covering sand casting is a kind of casting and molding technique utilizing core shooter to be penetrated by precoated sand to overlay on swage mold cavity surface, because of it, to have Modeling precision high, consumable material is few, product yield is high, the advantages such as casting cooling performance is excellent, are widely used in the production in enormous quantities of the high quality castings such as bent axle, valve body, cylinder body and wear-resistant ball.Wear-resistant ball covers sand casting technique primarily of covering the compositions such as sand molding, solidification molding, lower core mould assembling, casting, cooling, open form and casting mold cleaning, and realizes the manually-operated mode of the many employings of this technique.Although the automaticity of manual mode of operation to equipment is less demanding, simple, also has that labour intensity is large, production efficiency is low, product quality is by drawbacks such as subjective factor affect.Along with manufacturing informatization, the greatly developing of robotization and integrated level, how to improve the automaticity of enterprise, accelerate technology upgrading, improving production efficiency and quality becomes the key subjects that traditional foundry enterprise faces.
Summary of the invention
The object of the present invention is to provide a kind of control system and the control method of covering sand foundry production line for wear-resistant ball, this wear-resistant ball covers the control system of sand foundry production line and control method overcomes the deficiencies in the prior art, improve automaticity, significantly reduce labour intensity and labour cost, production efficiency is high, overcome the impact of product quality by subjective factor, reliable and stable.
For achieving the above object, the technical scheme of the present invention a kind of control system and control method of covering sand foundry production line for wear-resistant ball is: a kind of control system covering sand foundry production line for wear-resistant ball, is characterized in that: the control system that described wear-resistant ball covers sand foundry production line is made up of host computer and field control system;
Described host computer is made up of industrial computer and communication module;
Described field control system is made up of programmable logic controller (PLC) PLC, sensor, relay, contactor, topworks and solenoid valve; Described topworks is made up of cylinder and motor;
Described industrial computer is connected with programmable logic controller (PLC) PLC through communication module, and the data-signal that industrial computer collects is sent to programmable logic controller (PLC) PLC through communication module, builds control system and the supervisory system of production line; The signal input part of described programmable logic controller (PLC) PLC is connected with sensor, the status signal of the topworks that programmable logic controller (PLC) PLC is gathered by sensor and the on-site signal of die location information are connected to the input end of programmable logic controller (PLC) PLC, and it is fed back to industrial computer through communication module, realize monitoring function; The signal output part of programmable logic controller (PLC) PLC is connected with motor in topworks by relay, contactor, and the output motor drive singal of programmable logic controller (PLC) PLC runs with drive motor through relay and contactor; The signal output part of programmable logic controller (PLC) PLC is connected with driving cylinder in topworks by solenoid valve, the output air cylinder driven signal of programmable logic controller (PLC) PLC through solenoid valve to drive cylinder operation.
The present invention also provides a kind of control method covering sand foundry production line for wear-resistant ball, adopts a kind of wear-resistant ball to cover the control system of sand foundry production line, it is characterized in that: the control method that this wear-resistant ball covers sand foundry production line comprises the steps:
Step 1), systemic presupposition; In industrial computer 1, carry out preset control parameters, startup, stopping, anxious feature operation, equipment running status and controling parameters monitoring, the failure message such as to stop;
Step 2), system initialization; System initialization detecting and controlling system current state, and judge whether to carry out further work;
Step 3), system control model is selected; The definition control system method of operation is selected: automatic mode and manual mode by control model;
Step 4), operates under automatic mode and manual mode; Being Automatic Control mode under automatic mode, covering the automatic operation of sand foundry production line without the need to realizing wear-resistant ball under manual intervention, under manual mode, provide point operation control wear-resistant ball to cover each control station, i.e. manual adjustments mode of sand foundry production line;
Step 5), condition monitoring; Wear-resistant ball covers sand foundry production line and carries out the operation of Automatic Control mode in automatic mode, and carry out condition monitoring, when run turntable normally namely non-fault information report to the police, stop and sudden-stop function signal time, system carries out loop cycle control, is back to control model and selects; When warning of breaking down, stop and sudden-stop function enabling signal time, system is out of service.
In technique scheme, the present invention adopts described a kind of control system and control method covering sand foundry production line for wear-resistant ball, first preset control parameters in industrial computer, and start control system, in industrial computer, control signal amount transfers to Programmable logical controller PLC through communication module, output drive signal after programmable logic controller (PLC) PLC calculation process, respectively Controlling solenoid valve and relay, to realize cylinder and motor actuator action; On-site signal (topworks's status signal and die location information) is delivered to the input end of programmable logic controller (PLC) PLC by the sensor be installed on each station of production line, feeds back to industrial computer realize control system and monitor in real time and fault alarm function after wherethrough reason by communication module.The present invention has following beneficial effect: the first, effectively overcomes the deficiencies in the prior art, improves automaticity, and significantly reduce labour intensity and labour cost, production efficiency is high, overcomes the impact of product quality by subjective factor, reliable and stable; The second, the automatic control, in real time monitoring and the fault alarm that wear-resistant ball are covered to sand foundry production line can be realized; 3rd, the feature that the present invention can cover sand foundry production line according to existing traditional wear-resistant ball carries out specific aim enforcement, has the features such as the reliability that engineering construction amount is little, the cycle is short and higher.
Accompanying drawing explanation
Fig. 1 is a kind of structured flowchart covering control system in the control system of sand foundry production line and control method for wear-resistant ball of the present invention;
Fig. 2 is a kind of process flow diagram covering control method in the control system of sand foundry production line and control method for wear-resistant ball of the present invention.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in further details.Described embodiment is only a part of embodiment of the present invention, the embodiment of not all.Based on the embodiment in the present invention, those skilled in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Fig. 1 is a kind of structured flowchart covering control system in the control system of sand foundry production line and control method for wear-resistant ball of the present invention; The control system that the wear-resistant ball of the present embodiment covers sand foundry production line is made up of host computer and field control system; Described host computer is made up of industrial computer 1 and communication module 2; Field control system is made up of programmable logic controller (PLC) PLC3, sensor 4, relay 5, contactor 6, topworks 7 and solenoid valve 8; Topworks 7 is made up of cylinder 9 and motor 10.Industrial computer 1 is connected with programmable logic controller (PLC) PLC3 through communication module 2, and the data-signal that industrial computer 1 collects is sent to programmable logic controller (PLC) PLC3 through communication module 2, builds control system and the supervisory system of production line; The signal input part of programmable logic controller (PLC) PLC3 is connected with sensor 4, the status signal of the topworks 7 that programmable logic controller (PLC) PLC3 is gathered by sensor 4 and the on-site signal of die location information are connected to the input end of programmable logic controller (PLC) PLC3, and it is fed back to industrial computer 1 through communication module 2, realize monitoring function; The signal output part of programmable logic controller (PLC) PLC3 is connected by motor 10 in relay 5, contactor 6 and topworks 7, and the output motor drive singal of programmable logic controller (PLC) PLC3 runs with drive motor 10 through relay 5 and contactor 6; The signal output part of programmable logic controller (PLC) PLC3 is connected with driving cylinder 9 in topworks 7 by solenoid valve 8, and the output air cylinder driven signal of programmable logic controller (PLC) PLC3 works to drive cylinder 9 through solenoid valve 8.
In the present embodiment, industrial computer 1 in host computer realizes the functions such as controling parameters is preset, starts, stopped, anxious stopping, system running state monitoring, fault alarm, the data of industrial computer 1 are sent to programmable logic controller (PLC) PLC3 through communication module 2, topworks 7 status signal gathered by sensor 4 and the on-site signal of die location information are connected to programmable logic controller (PLC) PLC3 input end, and it is fed back to industrial computer 1 through communication module 2 realize monitoring function; Motor drive signal in topworks 7 is outputed signal by programmable logic controller (PLC) 3 and runs with drive motor through relay 5 and contactor 6; Air cylinder driven signal in topworks 7 is outputed signal through solenoid valve by programmable logic controller (PLC) 3 to drive cylinder operation.
Fig. 2 is a kind of process flow diagram covering control method in the control system of sand foundry production line and control method for wear-resistant ball of the present invention; A kind of control method covering the control system of sand foundry production line for wear-resistant ball of the present embodiment comprises the steps:
Step 1), systemic presupposition; In industrial computer 1, carry out preset control parameters, startup, stopping, anxious feature operation, equipment running status and controling parameters monitoring, the failure message such as to stop;
Step 2), system initialization; System initialization detecting and controlling system current state, and judge whether to carry out further work;
Step 3), system control model is selected; The definition control system method of operation is selected: automatic mode and manual mode by control model;
Step 4), operates under automatic mode and manual mode; Being Automatic Control mode under automatic mode, covering the automatic operation of sand foundry production line without the need to realizing wear-resistant ball under manual intervention, under manual mode, provide point operation control wear-resistant ball to cover each control station, i.e. manual adjustments mode of sand foundry production line;
Step 5), condition monitoring; Wear-resistant ball covers sand foundry production line and carries out the operation of Automatic Control mode in automatic mode, and carry out condition monitoring, when run turntable normally namely non-fault information report to the police, stop and sudden-stop function signal time, system carries out loop cycle control, is back to control model and selects; When warning of breaking down, stop and sudden-stop function enabling signal time, system is out of service.
In the above-described embodiments, carry out according to control overflow, first preset control parameters in industrial computer 1, and start control system; In industrial computer 1, control signal amount transfers to Programmable logical controller PLC3 through communication module 2; Output drive signal after programmable logic controller (PLC) PLC3 calculation process, respectively Controlling solenoid valve 8 and relay 5, to realize cylinder 9 and the action of motor 10 topworks; Be installed on sensor 6 on each station of production line by on-site signal (topworks's status signal and die location information) to the input end of programmable logic controller (PLC) PLC3, feed back to industrial computer 1 by communication module 2 after wherethrough reason, realize control system and monitor in real time and fault alarm function.Embodiment improves automaticity, significantly reduce labour intensity and labour cost, production efficiency is high, overcomes the impact of product quality by subjective factor, reliable and stable.In addition, the present embodiment adopts transformation and the technology upgrading of covering sand foundry production line based on traditional wear-resistant ball, takes into account efficiency and cost, can realize the automatic control, in real time monitoring and the fault alarm that wear-resistant ball are covered to sand foundry production line.Meanwhile, due to dirigibility of the present invention and adaptability, the feature therefore covering sand foundry production line according to existing traditional wear-resistant ball carries out specific aim enforcement, has the features such as the reliability that engineering construction amount is little, the cycle is short and higher.
The above; only embodiments of the invention; not the present invention is imposed any restrictions, every above embodiment is done according to the technology of the present invention essence any simple modification, change and equivalent method change, all still belong in the protection domain of technical solution of the present invention.

Claims (2)

1. cover a control system for sand foundry production line for wear-resistant ball, it is characterized in that: the control system that described wear-resistant ball covers sand foundry production line is made up of host computer and field control system;
Described host computer is made up of industrial computer (1) and communication module (2);
Described field control system is by programmable logic controller (PLC) PLC(3), sensor (4), relay (5), contactor (6), topworks (7) and solenoid valve (8) form; Described topworks (7) is made up of cylinder (9) and motor (10);
Described industrial computer (1) is through communication module (2) and programmable logic controller (PLC) PLC(3) be connected, the data-signal that industrial computer (1) collects is sent to programmable logic controller (PLC) PLC(3 through communication module (2)), build control system and the supervisory system of production line; Described programmable logic controller (PLC) PLC(3) signal input part be connected with sensor (4), programmable logic controller (PLC) PLC(3) status signal of topworks (7) that gathered by sensor (4) and the on-site signal of die location information be connected to programmable logic controller (PLC) PLC(3) input end, and it is fed back to industrial computer (1) through communication module (2), realize monitoring function; Programmable logic controller (PLC) PLC(3) signal output part be connected by relay (5), the middle motor (10) of contactor (6) and topworks (7), programmable logic controller (PLC) PLC(3) output motor drive singal run with drive motor (10) through relay (5) and contactor (6); Programmable logic controller (PLC) PLC(3) signal output part drive cylinder (9) to be connected by solenoid valve (8) and topworks (7) are middle, programmable logic controller (PLC) PLC(3) output air cylinder driven signal work to drive cylinder (9) through solenoid valve (8).
2. cover a control method for sand foundry production line for wear-resistant ball, adopt a kind of wear-resistant ball as claimed in claim 1 to cover the control system of sand foundry production line, it is characterized in that: the control method that this wear-resistant ball covers sand foundry production line comprises the steps:
Step 1), systemic presupposition; In industrial computer 1, carry out preset control parameters, startup, stopping, anxious feature operation, equipment running status and controling parameters monitoring, the failure message such as to stop;
Step 2), system initialization; System initialization detecting and controlling system current state, and judge whether to carry out further work;
Step 3), system control model is selected; The definition control system method of operation is selected: automatic mode and manual mode by control model;
Step 4), operates under automatic mode and manual mode; Being Automatic Control mode under automatic mode, covering the automatic operation of sand foundry production line without the need to realizing wear-resistant ball under manual intervention, under manual mode, provide point operation control wear-resistant ball to cover each control station, i.e. manual adjustments mode of sand foundry production line;
Step 5), condition monitoring; Wear-resistant ball covers sand foundry production line and carries out the operation of Automatic Control mode in automatic mode, and carry out condition monitoring, when run turntable normally namely non-fault information report to the police, stop and sudden-stop function signal time, system carries out loop cycle control, is back to control model and selects; When warning of breaking down, stop and sudden-stop function enabling signal time, system is out of service.
CN201510248062.9A 2015-05-15 2015-05-15 Control system and control method applied to wear-resisting ball sand coating and casting production line Pending CN104914831A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106563776A (en) * 2016-10-28 2017-04-19 宁夏共享模具有限公司 Control system and control method of casting shaping process
CN107300889A (en) * 2017-07-18 2017-10-27 上海袁华自动化工程有限公司 Car floor front wall point spells the control system and its operating method of production line
CN108536103A (en) * 2018-03-30 2018-09-14 勤威(天津)工业有限公司 A kind of intelligent managing and control system of casting fusion processes

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CN103203434A (en) * 2013-04-10 2013-07-17 浙江省机电设计研究院有限公司 Equipment and method for improving sand lined casting efficiency
CN103286279A (en) * 2013-07-03 2013-09-11 韶关市富迪精密铸造有限公司 Novel casting technique of semitrailer brake drum

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106563776A (en) * 2016-10-28 2017-04-19 宁夏共享模具有限公司 Control system and control method of casting shaping process
CN107300889A (en) * 2017-07-18 2017-10-27 上海袁华自动化工程有限公司 Car floor front wall point spells the control system and its operating method of production line
CN108536103A (en) * 2018-03-30 2018-09-14 勤威(天津)工业有限公司 A kind of intelligent managing and control system of casting fusion processes

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