CN102417057B - Cement bag counting machine without counting error - Google Patents
Cement bag counting machine without counting error Download PDFInfo
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- CN102417057B CN102417057B CN 201110248087 CN201110248087A CN102417057B CN 102417057 B CN102417057 B CN 102417057B CN 201110248087 CN201110248087 CN 201110248087 CN 201110248087 A CN201110248087 A CN 201110248087A CN 102417057 B CN102417057 B CN 102417057B
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Abstract
The invention belongs to the technical field of electronic measurement, and in particular relates to a cement bag counting machine without a counting error. The machine consists of a controller of a control room, a work module at a bag packing position, and a display module at a loading and unloading position, wherein the controller inputs a bag packing number, displays real-time information and operates multiple kinds of control; the work module at the bag packing position acquires and processes a counting signal, performs information display and warning, and controls the starting and stopping of a bag packing machine; data transmission among an acquisition display module at the bag packing position, a counting display module at the loading and unloading position and the controller is performed in a current-driven mode, so that the anti-jamming capability is improved, and the bit error rate is reduced; and the display modules at the bag packing position and at the loading and unloading position are driven in a parallel-serial mode, so that the bag packing number and a preset bag number are displayed at the two positions simultaneously. Compared with the traditional bag counting machine, the bag counting machine has the advantages that: bag counting accuracy is 100 percent; meanwhile, cement bags cannot be left on a conveying belt after operation is finished.
Description
Technical field
The invention belongs to the electronic-metering technology field, be specifically related to a kind of cement point bag machine, relate in particular to a kind of without counting error cement point bag machine.
Background technology
Along with developing rapidly of Chinese cement industry, the degree of automation of cement mill more and more receives people's concern.Cement packs this operation and has tentatively realized automation now, but the quantity of checking bag of cement but lacks good way.Most of factory still adopts optoelectronic induction or similar counting mode statistics bag of cement quantity, but has been found that a lot of drawbacks and defective are wherein arranged.The design of the cement point bag machine that proposes here is to the substituting of photoelectric induction type cement sack filling machine, and can effectively eliminate the deficiency of original design, can be more accurately easily statistics pack the quantity of cement.
Initial photoelectric induction type cement package bags counting machine has following defective: what opto-electronic pickup used is the product of diffuse reflection type, detects distance less than lm, makes its dust-proof effect not obvious; During the routine processes signal, there is no filtering and Lian Bao routine processes, very little disturbing pulse or artificial interference, counting machine is also thought 1 bag, causes many meters; And bag of cement connects when wrapping, and counting machine is only counted 1 bag, causes few meter.A lot of people were improved such counting machine successively again afterwards, realize connecting the detection of bag and stacked package by a plurality of sensors, thereby improve the precision of some bag machine, this is also the cement point bag machine that extensively adopts at present, but this bag machine complex structure, be not easy to operation and maintenance, fundamentally do not eliminate some bag error.The cement point bag machine that adopts at present is arranged on the end of belt conveyor mostly, after entrucking (shipment) operation completion, can leave over a large amount of bag of cements that fills bag on belt conveyor, and follow-up removal treatment is made troubles.
Summary of the invention
The object of the present invention is to provide a kind of counting accurate, simple in structure, easy to operate cement point bag machine, and also after can effectively avoiding entrucking or ship-loading operation to complete, a large amount of bag of cements rest on disadvantage on belt conveyor.
Cement point provided by the invention bag machine is to utilize the bag packer energizing signal that triggers pack device of weighing that bag of cement is counted, and makes the invocation point bag accurate, and is simultaneously simple in structure.The present invention is by the controller of control cabin, the operational module of pack place, and counting display module three parts of loading and unloading place (as entrucking, shipment place) form.The controller of control cabin is comprised of sensor signal incircuit, charactron driving signal circuit, relay drive signal transmission circuit, controller and industrial computer communication circuit, driving circuit and the power module of microcomputer controller, flash memory, controller, this controller is realized input, modification and the zero clearing of pack number, real time information shows, the operation of various control functions is to the driving of pack place and loading and unloading place module.The operational module of pack place is used for collection, demonstration, alarm and control; comprise Nixie tube drive circuit, relay drive circuit, sensor access driving circuit and buzzer drive circuit; the acquisition and processing of count signal is provided; information shows and alarm; the startup-shutdown of bag packer is controlled; guarantee to stop packing operation after bag of cement reaches entrucking or shipload, avoid operation to complete after a large amount of bag of cements rest on belt conveyor.The counting display module user oriented of loading and unloading place provides real-time pack situation.
The operational module of pack place is connected with controller by 14 core Aviation Connector, and the mechanism's drive end by 8 core Aviation Connector access bag packer weighing systems connects control relay by 5 core Aviation Connector; The counting display module that entrucking (shipment) is located is connected with controller by 5 core Aviation Connector; Controller is connected with the operational module of pack place by 14 core Aviation Connector, unloads the counting display module at place by 5 core Aviation Connector tippings, is connected with upper computer by 9 pin DB interfaces, is connected with the 12V switching power supply by power interface.
The present invention is in the bagged cement handling process, realize precisely some bag, be convenient to operating personnel's operation, the data transmission between the operational module of pack place, loading and unloading place counting display module and controller adopts current drive-type, improve antijamming capability, reduce transmission error rates; Adopt photoelectric isolating device between module and controller, guarantee that equipment is not subjected to forceful electric power to get involved and damage; Display module adopts driven in series, and equipment package adopts single power supply; The sensor access point is adjusted to mechanism's drive end of bag packer weighing system, the number collection point is placed on mechanism's drive end of bag packer weighing system, to complete actuating unit consistent with pack for counting, guarantee a bag precisely, the while can remaining a large amount of bag of cements on belt conveyor after loading and unloading operation is over.
The invention has the beneficial effects as follows, put the accuracy of bag, accomplish 100% some bag precision, simple in structure, be convenient to on-the-spot the installation and use, function is complete and practical, operating personal for different station provides real time information simultaneously, but also has solved the problem that belt conveyor stays bag in a large number.
Description of drawings
Fig. 1 is cement point bag machine structured flowchart of the present invention.
Fig. 2 is sensor signal incircuit of the present invention.
Fig. 3 is that charactron of the present invention drives signal circuit.
Fig. 4 is relay drive signal transmission circuit of the present invention.
Fig. 5 is controller of the present invention and industrial computer communication circuit.
Fig. 6 is driving circuit of the present invention.
Fig. 7 is microcomputer controller of the present invention.
Fig. 8 is power module of the present invention.
Fig. 9 is pack place of the present invention and loading and unloading place Nixie tube drive circuit.
Figure 10 is pack place relay drive circuit of the present invention.
Figure 11 pack place buzzer drive circuit.
Figure 12 is bag place's sensor access driving circuit that the present invention fills.
Figure 13 is control block wiring diagram of the present invention.
Figure 14 is loading and unloading place counting display module interconnecting wiring diagram of the present invention.
Figure 15 is that pack place of the present invention gathers display alarm control module interconnecting wiring diagram.
Label in Fig. 1: 1 is the communication interface of upper computer and central controller, 2 is the sensor input signal processing module, 3 is central controller, and 4 are the warning driver module, and 5 is touch-screen, 6 is digital driver module, 7 for pack place counting gathers submodule, and 8 are pack place alarm prompt submodule, and 9 are pack place charactron display sub-module, 10 are loading and unloading place alarm prompt submodule, and 11 are loading and unloading place charactron display sub-module.
The specific embodiment
Further introduce by reference to the accompanying drawings the present invention below by embodiment.
In embodiment illustrated in fig. 2, the sensor signal incircuit comprises signal input interface IN1 ~ IN6 after the sensor pretreatment, photoelectrical coupler U75, resistance (R76, R77).Input interface IN1~IN6 connects by 2~No. 7 pins of 14 core Aviation Connector the sensor signal that comes from pack place, its signal is anodal by the light-emitting diode that resistance R 76 connects photoelectrical coupler U75, the negative earth of light-emitting diode, the photo-transistor collecting electrode of photoelectrical coupler U75 connects 3V power supply, emitter-base bandgap grading by resistance R 77 ground connection, and emitter-base bandgap grading output P6_0~P6_5 connects the P6.0 of controller~P6.5 mouth.Realize the isolation of sensor input and controller circuitry.
In the embodiment shown in fig. 3, charactron driving signal circuit is comprised of CLK driving circuit, DATA driving circuit, STR driving circuit three parts; Wherein every part composition is identical, comprises respectively photoelectrical coupler (U71, U72, U73) and resistance (R70, R71, R72, R73).Input P3.O, P3.1, P3.2 meet respectively the P3.O of controller, P3.1, P3.2 port; Its signal is by the base drive photoelectrical coupler U71 of resistance R 71 connecting triode Q71, and the output of the photo-transistor emitter-base bandgap grading of photoelectrical coupler U71 drives photoelectrical coupler U72, is used for realizing the transmission of the digital control signal of pack place; The photo-transistor emitter-base bandgap grading output of photoelectrical coupler U71 also drives photoelectrical coupler U73, is used for realizing the transmission of the digital control signal of loading and unloading place.Output CLK1, DATA1, STR1 connect the number driving interface at bag packer place by 9~No. 11 pins of 14 core Aviation Connector.Output CLK, DATA, the number that STR unloads the place by 2~No. 4 pin tippings of 5 core Aviation Connector drives interface.Realize long-distance transmissions and the isolation of digital control signal.
In the embodiment shown in fig. 4, the relay drive signal transmission circuit comprises driving aerotron Q74, photoelectrical coupler U74, and 2 resistance (R74, R75).Input P1_5, P1_6 connect respectively P1.5, the P1.6 port of controller; Its signal is used for realizing the transmission of relay drive signal by the base drive photoelectrical coupler U74 of resistance R 75 connecting triode Q74; Output connects the relay driving interface at bag packer place by 13, No. 14 pins of 14 core Aviation Connector, realize long-distance transmissions and the isolation of relay drive signal.Input P1_7 connects the P1.7 port of controller, and output connects the buzzer phone alarm driving at bag packer place by No. 12 pins of 14 core Aviation Connector; Realize that buzzer phone drives long-distance transmissions and the isolation of signal.
In the embodiment shown in fig. 5, controller and industrial computer communication circuit comprise 485 cake core U82, power module U81,3 photoelectrical couplers (U83, U84, U85), aerotron Q81,3 diodes (D81, D82, D83), 10 resistance (R80~R86, R95~R97), 3 electric capacity (C81, C82, C83), 2 inductance (L2, L3).Input P3.5, P3.6 meets the P3.5 of controller, P3.6; The P3.5 signal connects the light-emitting diode negative pole of photoelectrical coupler U84 by resistance R 83, be used for the driving that enables of SP485R; The P3.6 signal connects the light-emitting diode negative pole of photoelectrical coupler U85 by resistance R 84, the data input that is used for SP485R drives; The receive data of SP485R is connected to the base stage of aerotron Q81 by R80, drive photoelectrical coupler U83 as the input of controller P3.4; The control signal of output connects 2 ends and 3 ends of 9 pin DB interfaces.Realize communicating by letter of controller and upper computer.
In the embodiment shown in fig. 6, driving circuit comprises eight tunnel bus 3.3V and 5V converter chip (U88, U89), liquid crystal touch screen socket ZLG240128,3 resistance (R88~R91), variable resistance RT.The 3.3V bus P4.0 ~ P4.7 of controller is converted to 5V bus driver touch screen data bus by converter chip U88; The 3.3V bus P2.0 ~ P2.5 of controller is converted to 5V bus driver touch-screen control bus by converter chip U89.Realize the demonstration of touch-screen and touch driving.
In the embodiment shown in fig. 7, the MSP430 minimum system comprises cpu controller MSP4301611, jtag interface, crystal oscillator (Y1, Y2), electric capacity (C12~C20, C6, C9), resistance (R13, R14), reset switch S_RST.Realize the smooth operation of controller.
In the embodiment shown in fig. 8, power module comprises power interface JP1,5V power module 7805, source switch Power-SW, and some decoupling capacitances (C513~C516, C3, C4, C9, C11, CC13~CC16), 3.3V power module U2, resistance R 1, light-emitting diode D1.Transfer 12V to 5V by power module 7805, provide power supply to touch-screen, U2 transfers 5V to 3.3V by the AmS1117 power module, provides power supply to controller, realizes the 12V single power supply of system.
In the embodiment shown in fig. 9, pack place is identical with loading and unloading place Nixie tube drive circuit structure, comprises 3-8 line decoders (U23, U24), eight bit shift memory bus register U22, BCD latchs 7 segment decoder actuator U21,5V power module 7805, connection terminal JP21, phase inverter (U26~U30), aerotron Q21, photoelectrical coupler (U51, U54, U61, U62, U69), and resistance (R71~R78), electric capacity (C11~C16, C21, C22).The input of pack place meets incoming signal CLK by 9~No. 11 pins of 14 core Aviation Connector, DATA, and STR drives the CLK of eight bit shift memory bus register U22 by photoelectrical coupler U51, DATA, the STR port is realized the serial to parallel conversion of data; High four of data of U22 output are connected to 138 decoder U23, U24, realize that the position of 16 charactrons drives; Low four of U22 output data are connected to the input end that BCD latchs 7 segment decoder actuator U21, realize that the section of charactron drives; The input of loading and unloading place meets incoming signal CLK, DATA, STR by 2~No. 4 pins of 5 core Aviation Connector.Realize driving and the demonstration of charactron.
In the embodiment shown in fig. 10, relay drive circuit comprises relay K 1, photoelectrical coupler U53, aerotron Q51, resistance (R51, R52), diode D.Input connects relay drive signal by 13, No. 14 pins of 14 core Aviation Connector, its signal is connected to the positive pole of photoelectrical coupler U53 light-emitting diode by resistance R 51, the negative earth of light-emitting diode, the photo-transistor collecting electrode of photoelectrical coupler U53 connect the 12V power supply, emitter-base bandgap grading is connected to the base drive relay of aerotron Q51 by resistance R 52.Realize the driving of pack place relay.
In the embodiment shown in fig. 11, buzzer drive circuit comprises buzzer phone Buzzer, photoelectrical coupler U55, aerotron Q55, resistance (R55, R56).Input connects buzzer phone driving signal by No. 12 pins of 14 core Aviation Connector, its signal is connected to the positive pole of photoelectrical coupler U55 light-emitting diode by resistance R 55, the negative earth of light-emitting diode, the photo-transistor collecting electrode of photoelectrical coupler U55 connect the 12V power supply, emitter-base bandgap grading is connected to the base drive buzzer phone of aerotron Q55 by resistance R 56.Realize the driving of pack place alarm buzzer phone.
In the embodiment shown in fig. 12, sensor access driving circuit comprises connection terminal Sensor1~Sensor6, photoelectrical coupler U52, resistance (R53~R56).Input is connected to the port one of the drive end Sensor1~Sensor6 of mechanism of bag packer weighing system, and output connects controller IN1~IN6 mouth by 2~No. 7 pins of 14 core Aviation Connector.Realize the driving of pack place sensor.
In the embodiment shown in Figure 13,14,15, control block wiring diagram has been described the annexation between the external Aviation Connector of controller and circuit card connection terminal; Entrucking (shipment) is located to count the display module interconnecting wiring diagram and has been described entrucking (shipment) and locate to count annexation between the external Aviation Connector of display module and circuit card connection terminal; Pack place collection display alarm control module interconnecting wiring diagram has been described the annexation between the pack place collection external Aviation Connector of display alarm control module and circuit card connection terminal.
Claims (9)
1. one kind without counting error cement point bag machine, it is characterized in that the controller by control cabin, the operational module of pack place, and counting display module three parts of loading and unloading place form; Wherein, the controller of described control cabin is comprised of sensor signal incircuit, charactron driving signal circuit, relay drive signal transmission circuit, controller and industrial computer communication circuit, driving circuit and the power module of microcomputer controller, flash memory, controller, this controller is realized input, modification and the zero clearing of pack number, real time information shows, the operation of various control functions is to the driving of pack place and loading and unloading place module; The operational module of described pack place is used for collection, demonstration, alarm and control, comprise Nixie tube drive circuit, relay drive circuit, sensor access driving circuit and buzzer drive circuit, the acquisition and processing of count signal is provided, information shows and alarm, the startup-shutdown of bag packer is controlled, guarantee to stop packing operation after bag of cement reaches entrucking or shipload, avoid operation to complete after a large amount of bag of cements rest on belt conveyor; The counting display module user oriented of described loading and unloading place provides real-time pack situation;
The operational module of pack place is connected with the controller of control cabin by 14 core Aviation Connector, and the mechanism's drive end by 8 core Aviation Connector access bag packer weighing systems connects control relay by 5 core Aviation Connector; The counting display module of loading and unloading place is connected with the controller of control cabin by 5 core Aviation Connector; The controller of control cabin is connected with the operational module of pack place by 14 core Aviation Connector, unloads the counting display module at place by 5 core Aviation Connector tippings, is connected with upper computer by 9 pin DB interfaces, is connected with the 12V switching power supply by power interface.
2. according to claim 1 without counting error cement point bag machine, it is characterized in that described sensor signal incircuit comprises signal input interface Header 5 after the sensor pretreatment, photoelectrical coupler U75, and resistance R 76, resistance R 77; 6 signal IN1~IN6 of described signal input interface Header 5 connect by 2~No. 7 pins of 14 core Aviation Connector the sensor signal that comes from pack place, this signal is anodal by the light-emitting diode that resistance R 76 connects photoelectrical coupler U75, the negative earth of light-emitting diode, the photo-transistor collecting electrode of photoelectrical coupler U75 connects 3V power supply, emitter-base bandgap grading by resistance R 77 ground connection, emitter-base bandgap grading output P6_0~P6_5 connects the P6.0 of controller~P6.5 mouth, thereby realizes the isolation of sensor input and controller circuitry.
3. according to claim 1 without counting error cement point bag machine, it is characterized in that described charactron drives signal circuit and is comprised of CLK driving circuit, DATA driving circuit, STR driving circuit three parts; Wherein every part forms identically, comprises respectively 3 photoelectrical coupler U71, U72, U73 and 4 resistance R 70, R71, R72, R73; Charactron drives the input P3.O of signal circuit, and P3.1, P3.2 meet respectively the P3.O of controller, P3.1, P3.2 end; Charactron drives signal by the base drive photoelectrical coupler U71 of resistance R 71 connecting triode Q71, and the output of the photo-transistor emitter-base bandgap grading of photoelectrical coupler U71 drives photoelectrical coupler U72, is used for realizing the transmission of the digital control signal of pack place; The photo-transistor emitter-base bandgap grading output of photoelectrical coupler U71 also drives photoelectrical coupler U73, is used for realizing the transmission of the digital control signal of loading and unloading place; Charactron drives the output signal CLK1 of signal circuit, and DATA1, STR1 connect the charactron driving interface at bag packer place by 9~No. 11 pins of 14 core Aviation Connector; Charactron drives the output signal CLK of signal circuit, and DATA, STR are hinged with the charactron driving interface of car or shipment place by 2~No. 4 pins of 5 core Aviation Connector, realize long-distance transmissions and the isolation of digital control signal.
4. according to claim 1 without counting error cement point bag machine, it is characterized in that described relay drive signal transmission circuit comprises driving aerotron Q74, photoelectrical coupler U74, resistance R 74, resistance R 75; Incoming signal P1_5, the P1_6 of relay drive signal transmission circuit connects respectively P1.5, the P1.6 port of controller; Its signal is used for realizing the transmission of relay drive signal by the base drive photoelectrical coupler U74 of resistance R 75 connecting triode Q74; Output connects the relay driving interface at bag packer place by 13, No. 14 pins of 14 core Aviation Connector, realize long-distance transmissions and the isolation of relay drive signal; The incoming signal P1_7 of relay drive signal transmission circuit connects the P1.7 port of controller, and output connects the buzzer phone alarm driving at bag packer place by No. 12 pins of 14 core Aviation Connector; Realize that buzzer phone drives long-distance transmissions and the isolation of signal.
5. according to claim 1 without counting error cement point bag machine, it is characterized in that described controller and industrial computer communication circuit comprise 1 485 cake core U82,1 power module U81,3 photoelectrical coupler U83, U84, U85,1 aerotron Q81,3 diode D81, D82, D83,10 resistance R 80~R86, R95~R97,3 capacitor C 81, C82, C83,2 inductance L 2, L3; Input P3.5, P3.6 connect respectively P3.5, the P3.6 port of controller; The P3.5 signal connects the light-emitting diode negative pole of photoelectrical coupler U84 by resistance R 83, be used for the driving that enables of SP485R; The P3.6 signal connects the light-emitting diode negative pole of photoelectrical coupler U85 by resistance R 84, the data input that is used for 485 cake cores drives; The receive data of 485 cake cores is connected to the base stage of aerotron Q81 by resistance R 80, drive photoelectrical coupler U83 as the input of controller P3.4; The control signal of output connects the 2nd pin port and the 3rd pin port of 9 pin DB interfaces; Thereby realize communicating by letter of controller and upper computer.
6. according to claim 1 without counting error cement point bag machine, it is characterized in that described power module comprises power interface JP1,5V power module 7805, source switch Power-SW, some lotus root electric capacity that move back, 3.3V power module U2, resistance R 1, light-emitting diode D1; Transfer 12V to 5V by power module 7805, provide power supply to touch-screen, U2 transfers 5V to 3.3V by power module, provides power supply to controller, realizes the 12V single power supply of system.
7. according to claim 3 without counting error cement point bag machine, it is characterized in that described pack place is identical with entrucking or shipment place Nixie tube drive circuit structure, comprise 3-8 line decoder U23, U24, eight bit shift memory bus register U22, BCD latchs 7 segment decoder actuator U21,5V power module 7805, connection terminal JP21,5 phase inverter U26~U30, aerotron Q21,5 photoelectrical coupler U51, U54, U61, U62, U69,8 resistance R 71~R78,8 capacitor C 11~C16, C21, C22; The input of pack place meets incoming signal CLK by 9~No. 11 pins of 14 core Aviation Connector, DATA, and STR drives the CLK of eight bit shift memory bus register U22 by photoelectrical coupler U51, DATA, the STR port is realized the serial to parallel conversion of data; High four of data of U22 output are connected to 138 decoder U23, U24, realize that the position of 16 charactrons drives; Low four of U22 output data are connected to BCD and latch/input end of 7 segment decoder actuator U21, realize that the section of charactron drives; The input of loading and unloading place meets incoming signal CLK, DATA, STR by 2~No. 4 pins of 5 core Aviation Connector.
8. according to claim 1ly it is characterized in that without counting error cement point bag machine described relay drive circuit comprises relay K 1, photoelectrical coupler U53, aerotron Q51,2 resistance R 51, R52, diode D; Input connects relay drive signal by 13, No. 14 pins of 14 core Aviation Connector, its signal is connected to the positive pole of photoelectrical coupler U53 light-emitting diode by resistance R 51, the negative earth of light-emitting diode, the photo-transistor collecting electrode of photoelectrical coupler U53 connects the 12V power supply, emitter-base bandgap grading is connected to the base drive relay of aerotron Q51 by resistance R 52, realizes the driving of pack place relay.
9. according to claim 1 without counting error cement point bag machine, it is characterized in that described sensor access driving circuit comprises connection terminal Sensor1~Sensor6, photoelectrical coupler U52,4 resistance R 53~R56; Input is connected to the port one of the drive end Sensor1~Sensor6 of mechanism of bag packer weighing system, and output connects controller IN1 ~ IN6 mouth by 2~No. 7 pins of 14 core Aviation Connector, realizes the driving of pack place sensor.
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CN 201110248087 CN102417057B (en) | 2011-08-26 | 2011-08-26 | Cement bag counting machine without counting error |
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CN 201110248087 CN102417057B (en) | 2011-08-26 | 2011-08-26 | Cement bag counting machine without counting error |
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CN102417057B true CN102417057B (en) | 2013-06-12 |
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CN2692104Y (en) * | 2004-04-01 | 2005-04-13 | 安丘市鸢都水泥机械厂 | Cement bag piling machine automatic control device |
JP4763543B2 (en) * | 2006-08-03 | 2011-08-31 | パナソニック株式会社 | Parts counting apparatus and method |
JP2010276563A (en) * | 2009-06-01 | 2010-12-09 | Ishida Co Ltd | Commodity processing system |
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