CN207067768U - A kind of steel mill automatic feeding device - Google Patents

Abstract

The utility model discloses a kind of steel mill automatic feeding device,Including feed arrangement,Feed arrangement includes overhead traveling crane,Crown block hook on overhead traveling crane,Also include the feed hopper sensor below steel-making batch hopper,Crown block hook sensor and automatic feeding control system on crown block hook,The automatic feeding control system includes the crane controller on overhead traveling crane,Master controller,Wireless A/D module,Host computer client and PLC,The signal output part of the feed hopper sensor is connected with the signal acquisition terminal of wireless A/D module by cable,Wireless A/D module is connected with master controller by radio communication,Master controller is connected with crane controller by radio communication,It can realize in the case of unattended,Automatic decision goes out to need the converter to feed,Control overhead traveling crane removes material grasping,While feeding,Charge data is sent to host computer and is stored in database,Check and analyze for administrative staff.

Description

A kind of steel mill automatic feeding device

Technical field

It the utility model is related to steel mill automation equipment technical field, more particularly to a kind of steel mill auto feed dress Put.

Background technology

Domestic steel mill feeds at present removes material grasping mainly by manual operation crane, then puts into again in converter, this Kind technology not only falls behind, and during low production efficiency and charging, feeding quantity is difficult to control, excessive or very few, can all be caused not Necessary trouble；In addition, the data record of charging rely on manual record, application condition is big, it is impossible to actual reflection raw material use with Molten steel output capacity, furthermore workers with long time works under this adverse circumstances, and it is bigger to the body harm of worker.

Utility model content

Technical problem to be solved in the utility model is to overcome existing defect, there is provided a kind of steel mill auto feed dress Put, can realize in the case of unattended, automatic decision goes out to need the converter to feed, and control overhead traveling crane goes material grasping, feeding While, charge data is sent to host computer and is stored in database, checks and analyzes for administrative staff.

The utility model provides following technical scheme：A kind of steel mill automatic feeding device, including feed arrangement, charging Device includes overhead traveling crane, the crown block hook on overhead traveling crane, includes making steel feed hopper sensor below batch hopper, on crown block hook Crown block hook sensor and automatic feeding control system, the automatic feeding control system include overhead traveling crane on crane controller, Master controller, wireless A/D module, host computer client and PLC, signal output part and the wireless AD mould of the feed hopper sensor The signal acquisition terminal of block is connected by cable, and wireless A/D module is connected with master controller by radio communication, master controller with Crane controller is connected by radio communication, and crane controller is connected with PLC by network service, PLC signal output parts and day Car signal input part connects, the charging action of control overhead traveling crane, signal acquisition terminal and the crown block hook sensor signal of crane controller Output end is connected by cable, and master controller is connected with host computer client by wireless communication module.

Further, the wireless A/D module is made up of microprocessor, ADS1232 acquisition chips and wireless module, micro- place Pin PB3, PB4, PB5, PB6, PB7, PB8, PB9 of reason device connect respectively A0, DOUT of ADS1232 acquisition chips, SCLK, PDWN, SPEED, GAIN1, GAIN0 pin, pin RXD, TXD of wireless module meet pin PA9, PA10 of microprocessor respectively.

Further, the wireless A/D module matches with feed hopper number of sensors, at least six, wireless A/D module It is arranged to different mailing addresses, same working frequency.

Further, the master controller is by microprocessor I, power module, wireless module one, wireless module two and wireless Data radio station forms, and power module provides power supply for master controller, and microprocessor I passes through in wireless module two and crane controller Wireless module three carry out radio communication, microprocessor I by wireless module one receive wireless AD module transfer charging information, Microprocessor I is communicated by wireless digital broadcasting station with host computer client,

Further, the crane controller by microprocessor II, power module, wireless module three, ADS1232 by being gathered Chip and serial server composition, the power module provides power supply for crane controller, described to pass through string by microprocessor II Mouth server is communicated with PLC, and the microprocessor II is connected with ADS1232 acquisition chips, for receiving ADS1232 collections Chip gathers the data of crown block hook sensor, and the microprocessor II is connected with wireless module three, for master controller without Line communicates.

Further, the microprocessor is STM32F103VET6.

Further, the microprocessor I and microprocessor II are STM32F103C8T6.

Further, the wireless digital broadcasting station is E3A-TTL-500.

Further, the wireless module uses E32-TTL-100.

Further, the serial server is ZLAN5143.

The beneficial effects of the utility model are：The utility model can be realized in the case of unattended, automatic decision Go out to need the converter to feed, while controlling feed arrangement to remove material grasping, feeding, charge data is sent to host computer client Hold and be stored in database, check and analyze for administrative staff；Using intelligence control system, it is manual to instead of Traditional Man The work pattern of charging, improves production efficiency, avoids unnecessary personal injury；Using ADS1232 chips, greatly simplify Building for peripheral circuit, improves acquisition precision so that data transfer is more accurate, easily facilitates management；Using serial port service Device ZLAN5143 modules, perfection solve single-chip microcomputer and PLC communication issue so that data transfer is reliable and stable；Using wireless Data radio station E3A-DTU-500 modules, RS232 and RS485 433MHZ half-duplex operations are supported, transmission power is narrow in 500mW Band transmission, has power density concentration, long transmission distance, the advantage of strong antijamming capability, communication distance is at 4000 meters, it is sufficient to full Sufficient main controller and live industrial computer communicating requirement, while an industrial computer can be realized to the one-to-many of more automatic feeding devices Communication pattern；Using wireless module E32-TTL-100 modules, solve wireless A/D module and main controller, main controller and overhead traveling crane control Short range data transmission problem between device processed, communication frequency and address can online modification, solve passage not enough use, with frequency The problem of getting two or more radio stations at once.

Brief description of the drawings

Fig. 1 is structured flowchart of the present utility model；

Fig. 2 is the schematic diagram of master controller；

Fig. 3 is the schematic diagram of crane controller；

Fig. 4 is main controller software flow chart.

In figure：A feed hoppers, B overhead traveling cranes, 1 feed hopper sensor, 2 wireless A/D modules, 3 master controllers, 4 host computer clients, 5 crane controllers, 6 crown block hook sensors, 7 PLC, 8 power modules, 9 wireless modules one, 10 wireless modules two, 11 are wireless Data radio station, 12 microprocessors I, 13 wireless modules three, 14 microprocessors II, 15 ADS1232 acquisition chips, 16 serial port services Device.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

Refer to shown in Fig. 1-4, a kind of steel mill automatic feeding device, including feed arrangement, feed arrangement include overhead traveling crane B, the feed hopper sensor 1 below the crown block hook on overhead traveling crane B, in addition to steel-making batch hopper A, the crown block hook on crown block hook Sensor 6 and automatic feeding control system, the automatic feeding control system include the crane controller 5 on overhead traveling crane B, main control Device 3, wireless A/D module 2, host computer client 4 and PLC7, signal output part and the wireless A/D module of the feed hopper sensor 1 2 signal acquisition terminal is connected by cable, for gathering the signal of feed hopper sensor 1, passes through the gravimetric value that will be detected With charging setting value contrast, when less than charging setting value when, send needs feed instruction, more than stop charging setting value when, The instruction for stopping charging being sent, wireless A/D module 2 is connected with master controller 3 by radio communication, for receiving wireless A/D module Whether charging instructs, master controller 3 is connected with crane controller 5 by radio communication, is added for being sent to crane controller 5 Material instruction, crane controller 5 are connected with PLC7 by network service, for being instructed to PLC7 transfer feeders, PLC7 signal outputs End is connected with overhead traveling crane B signal input, is realized and is made material grasping, charging action, the signal of crane controller 5 by PLC7 control overhead traveling cranes Collection terminal is connected with the signal output part of crown block hook sensor 6 by cable, and the data for receiving suspension hook sensor 6 are believed Number, while also the data-signal of suspension hook sensor 6 is transmitted to master controller 3, master controller 3 passes through with host computer client 4 Wireless communication module is connected, and the data for master controller 3 to be received, which preserve, to be included in host computer client 4；It is described wireless A/D module 2 is made up of microprocessor, ADS1232 acquisition chips 15 and wireless module, pin PB3, PB4 of microprocessor, PB5, PB6, PB7, PB8, PB9 connect A0, DOUT, SCLK, PDWN, SPEED, GAIN1, GAIN0 pipe of ADS1232 acquisition chips 15 respectively Pin, pin RXD, TXD of wireless module connect pin PA9, PA10 of microprocessor, the wireless A/D module 2 and feed hopper respectively The quantity of sensor 1 matches, at least six, and wireless A/D module 2 is arranged to different mailing addresses, same working frequency due to It is a pair six of relation between master controller 3 and wireless A/D module 2, so when in use, each wireless module is arranged to Different mailing addresses, but to be carried out in same working frequency, the mode that master controller is polled to six wireless A/D modules Request of data, to obtain the charging situation of each smelting furnace, the master controller 3 is by microprocessor I 12, power module 8, wireless Module 1, wireless module 2 10 and wireless digital broadcasting station 11 form, and power module 8 provides power supply, microprocessor for master controller I 12 carry out radio communication by the wireless module 3 13 in wireless module 2 10 and crane controller 5, and microprocessor I 12 passes through Wireless module 1 receive that wireless A/D module 2 transmits whether charging instructs, microprocessor I 12 by wireless digital broadcasting station 11 with Host computer client 4 is communicated, microprocessor I 12 receive crane controller 5 send over detailed charge weight information, The information such as overhead traveling crane working condition that PLC7 is sended over, day truck position, judge this information, so that it is determined which car goes to grab Material, grabs several defective materials, meanwhile, these information are also sent to workshop industrial computer by wireless digital broadcasting station 11, pass through upper passenger Family end 4 is shown, facilitates keeper to check and these information are sent to live industrial computer；The crane controller 5 by by Microprocessor II 14, power module 8, wireless module 3 13, ADS1232 acquisition chips 15 and serial server 14 form, described Power module 8 is that crane controller 5 provides power supply, described to be led to by microprocessor II 14 by serial server 16 and PLC7 Letter, the microprocessor II 14 are connected with ADS1232 acquisition chips, are hung for receiving the collection overhead traveling crane of ADS1232 acquisition chips 15 The data of hook sensor 6, the microprocessor II 14 are connected with wireless module 3 13, for the radio communication of master controller 3, day Being communicated by serial server 14 between vehicle controller 5 and PLC7, ADS1232 acquisition chips 15 gather crown block hook The data of sensor 6, voltage signal is converted into weight signal, contrasts the weight of front and rear charging, calculate the weight of single charge Amount, the weight of residue charging, and these information are transferred to master controller 3 by wireless module 3 13；The microprocessor is STM32F103VET6, particularly suitable for Wireless Weighting System；Microprocessor I 12 and microprocessor II 14 are STM32F103C8T6；Wireless digital broadcasting station 11 is E3A-TTL-500, and it supports RS232 and RS485 433MHZ half-duplexs to lead to Letter, transmission power is in 500mW, narrow band transmission, has power density concentration, long transmission distance, the advantage of strong antijamming capability, and And there is software FEC forward error correction algorithms, its code efficiency is higher, and error correcting capability is strong, can be actively in the case of bursty interference Disturbed packet is corrected, greatly improves reliability and transmission range；The wireless module uses E32-TTL-100, its base It is logical in 410-443MHZ, LoRa spread spectrums in SEMTECH companies SX1278 radio frequency chips, transparent transmission mode, working frequency Communication distance, can be with parameters such as online modification communication frequency, addresses at 3000 meters；The serial server 16 is ZLAN5143, its With anti-lightning, electromagnetism interference, adverse circumstances, high reliability, high-performance serial port server/Modbus gateway products are resisted, With good interface isolation characteristic, solve microcontroller serial port and led to by RS485/RS232 and PLC PN interfaces progress data Letter.

In use, the utility model feeds to six converters, feed hopper, which is installed below, in each converter feed hopper passes Sensor 1, for gathering the signal of feed hopper sensor 1, by by the gravimetric value detected with charging setting value contrast, when less than Feed setting value when, send needs feed instruction, more than stop charging setting value when, send stop charging instruction, master control Whether what device 3 processed received that wireless A/D module 2 sends over needs charging to instruct, and instruction, overhead traveling crane control are sent to crane controller 5 Device 5 processed sends instructions to PLC7, and PLC7 controls overhead traveling crane B goes to make corresponding action, if receiving charging instruction, overhead traveling crane B is pressed Go to move on material hole according to the track calculated and carry out material grasping operation, then send waste material in given smelting furnace, wherein day The functions such as car B movement locus positioning are realized by PLC7；Crane controller 5 receives the weight number of crown block hook sensor 6 simultaneously According to, calculate the weight to feed every time, weight of residue charging etc., and these data are transferred to master controller 3, master controller 3 these data are sent to workshop industrial computer by wireless digital broadcasting station 11, facilitate keeper to check.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (8)

1. a kind of steel mill automatic feeding device, including feed arrangement, feed arrangement includes overhead traveling crane（B）, overhead traveling crane（B）On overhead traveling crane Suspension hook, it is characterised in that：Also include steel-making batch hopper（A）Following feed hopper sensor（1）, crown block hook on crown block hook Sensor（6）And automatic feeding control system, the automatic feeding control system include overhead traveling crane（B）On crane controller（5）、 Master controller（3）, wireless A/D module（2）, host computer client（4）And PLC（7）, the feed hopper sensor（1）Signal it is defeated Go out end and wireless A/D module（2）Signal acquisition terminal connected by cable, wireless A/D module（2）With master controller（3）Pass through Radio communication connects, master controller（3）With crane controller（5）Connected by radio communication, crane controller（5）With PLC（7） Connected by network service, PLC（7）Signal output part and overhead traveling crane（B）Signal input part connects, and controls overhead traveling crane（B）Charging acts, Crane controller（5）Signal acquisition terminal and crown block hook sensor（6）Signal output part is connected by cable, master controller （3）With host computer client（4）Connected by wireless communication module.

A kind of 2. steel mill automatic feeding device as described in claim 1, it is characterised in that：The wireless A/D module（2） By microprocessor, ADS1232 acquisition chips（15）Formed with wireless module, pin PB3, PB4 of microprocessor, PB5, PB6, PB7, PB8, PB9 connect ADS1232 acquisition chips respectively（15）A0, DOUT, SCLK, PDWN, SPEED, GAIN1, GAIN0 pipe Pin, pin RXD, TXD of wireless module meet pin PA9, PA10 of microprocessor respectively.

A kind of 3. steel mill automatic feeding device as described in claim 1 or 2, it is characterised in that：The wireless A/D module （2）With feed hopper sensor（1）Quantity matches, at least six, wireless A/D module（2）Different mailing addresses is arranged to, Same working frequency.

A kind of 4. steel mill automatic feeding device as described in claim 1, it is characterised in that：The master controller（3）By Microprocessor I（12）, power module（8）, wireless module one（9）, wireless module two（10）And wireless digital broadcasting station（11）Composition, Power module（8）For master controller（3）Power supply, microprocessor I are provided（12）Pass through wireless module two（10）With crane controller （5）In wireless module three（13）Carry out radio communication, microprocessor I（12）Pass through wireless module one（9）Receive wireless AD mould Block（2）The charging information of transmission, microprocessor I（12）Pass through wireless digital broadcasting station（11）With host computer client（4）Led to Letter.

A kind of 5. steel mill automatic feeding device as described in claim 2, it is characterised in that：The microprocessor is STM32F103VET6。

A kind of 6. steel mill automatic feeding device as described in claim 4, it is characterised in that：The microprocessor I（12） With microprocessor II（14）For STM32F103C8T6.

A kind of 7. steel mill automatic feeding device as described in claim 4, it is characterised in that：The wireless digital broadcasting station （11）For E3A-TTL-500.

A kind of 8. steel mill automatic feeding device as described in claim 2, it is characterised in that：The wireless module uses E32-TTL-100。