CN102410868A - Ingredient controller and ingredient control method thereof - Google Patents
Ingredient controller and ingredient control method thereof Download PDFInfo
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- CN102410868A CN102410868A CN2011102148866A CN201110214886A CN102410868A CN 102410868 A CN102410868 A CN 102410868A CN 2011102148866 A CN2011102148866 A CN 2011102148866A CN 201110214886 A CN201110214886 A CN 201110214886A CN 102410868 A CN102410868 A CN 102410868A
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Abstract
The invention discloses an ingredient controller and an ingredient control method thereof. The ingredient controller comprises a sensor input terminal, a filter circuit used for eliminating an interference signal, an amplification circuit, an MCU which is provided with a temperature measurement module inside and is capable of carrying out temperature compensation on the ingredient controller according to external temperature, a display drive circuit, an optical coupler and drive circuit, a keyboard circuit and the like. Since temperature compensation and anti-interference filtering processing are carried out, sensitivity of the ingredient controller to ambient temperature change is reduced, anti-interference capability of the ingredient controller is raised, and stability and reliability of the whole ingredient controller are integrally raised.
Description
Technical field
The present invention relates to a kind of Weighing instrument, relate in particular to a kind of batching controller and Charge Mixture Control method thereof.
Background technology
In industrial processes such as food processing, tobacco processing, chemical products processing, feed processing, the batching of some loose unpacked materials needs the weighing measurement Charge Mixture Control.Present feed proportioning system generally comprises silo; Which is provided with several and be used for the dog-house that different material is thrown in; The dog-house of every kind of material all is provided with the thick throwing mouth and the thin draught animals, and the silo below is provided with weight sensor, comprises that also being used for material throws in the batching controller of controlling.During use, the dog-house operation valve of batching controller with weight sensor and every kind of material linked to each other, through batching controller set wait to prepare burden in total injected volume, the thick throwing threshold value of every kind of material and the release sequence of all materials of every kind of material (supposing has three kinds of materials); The thick throwing draught animals that starts first kind of material then simultaneously feeds intake with thin head throwing mouth; After this batching controller judges whether the instantaneous weight signal that weight sensor is passed back reaches the thick throwing threshold value of first kind of material, if reach then close its thick draught animals of throwing, judges then whether instantaneous weight signal that weight sensor is passed back reaches total injected volume of first kind of material; If reach then close its thin head and throw mouthful; Thereby accomplish the input of first kind of material, the rest may be inferred, carries out the input of second kind of material and the third material according to release sequence; After this; Batching controller sends discharging signal to silo, makes it carry out material and unloads automatically, thereby accomplish the proportioning materials process one time.The patent No. is that 03143256.5 Chinese patent also discloses a kind of continuous automatic doser and Charge Mixture Control method thereof, and it is to add the bulk cargo automatic control system that stepper motor constitutes through PLC.Yet this continuous automatic doser is responsive to temperature, poor anti jamming capability to external world.
Summary of the invention
The object of the present invention is to provide a kind of batching controller stable and reliable for performance and Charge Mixture Control method thereof.
For achieving the above object, one aspect of the present invention provides a kind of batching controller, comprising:
The sensor input terminal is used to receive the instantaneous weight signal that weight sensor is exported;
Filtering circuit is used for the high frequency interference of the said instantaneous weight signal of filtering;
Amplifying circuit is used for the instantaneous weight signal after the said filtering circuit processing is amplified;
MCU; Prestore remain to be prepared burden in total injected volume, the thick throwing threshold value of every kind of material and the release sequence of all materials of every kind of material; Be used for obtaining the current ambient temperature signal of the built-in temperature measurement module output of said instantaneous weight signal and said MCU at launch process; According to built-in AD modular converter said instantaneous weight signal is become corresponding digital signal with said ambient temperature signal transition; After the instantaneous weight signal after the digitizing is carried out moving average filter; Carry out temperature compensation according to the instantaneous weight signal of the ambient temperature signal after the digitizing after, the instantaneous weight signal after the temperature compensation is carried out accumulation calculating, and throw in control according to the thick throwing threshold value of the current weight that adds up, corresponding material, the total injected volume and the release sequence of corresponding material to moving average filter;
Display driver circuit, the weight that adds up that is used in real time said MCU being calculated are sent to charactron and show;
Optocoupler and driving circuit are used for the control signal of said MCU output is carried out anti-interference isolation rear drive output;
Keyboard circuit is used to be provided with the instrument parameter, said instrument parameter comprise wait to prepare burden in total injected volume, the thick throwing threshold value of every kind of material and the release sequence of all materials of every kind of material.
Batching controller of the present invention saidly carries out temperature compensation according to the instantaneous weight signal of the ambient temperature signal after the digitizing after to moving average filter, specifically comprises:
Carry out temperature compensation according to the instantaneous weight signal of formula y=y-k* Δ t after to moving average filter, wherein, y is an instantaneous weight, and k is a temperature compensation coefficient, the Δ t current time.
Batching controller of the present invention also comprises:
The RS232 communication module and the RS485 communication module that are used for said MCU and upper machine communication; And the communication commutation circuit that is used for mode switch between said RS232 communication module and the said RS485 communication module; Said communication commutation circuit links to each other with an end of said RS232 communication module and an end of said RS485 communication module respectively, and links to each other with said MCU through serial ports.
Batching controller of the present invention also comprises:
Holding circuit is used for the signal that inputs or outputs said RS485 communication module or said RS485 communication module is carried out anti-interference process, and said holding circuit links to each other with the other end of said RS232 communication module and the other end of said RS485 communication module respectively.
Batching controller of the present invention also comprises:
Terminal row is integrated with the terminal that inputs or outputs of said optocoupler and driving circuit, said holding circuit on it.
On the one hand, the present invention also provides a kind of Charge Mixture Control method of above-mentioned batching controller may further comprise the steps again:
The thick throwing mouth of opening first kind of material in waiting to prepare burden simultaneously carries out the input of said first kind of material with the thin mouth of throwing;
In launch process, obtain the instantaneous weight signal of weight sensor output and the current ambient temperature signal that the built-in temperature measurement module of said MCU is exported;
According to built-in AD modular converter said instantaneous weight signal is become corresponding digital signal with said ambient temperature signal transition;
After the instantaneous weight signal after the digitizing is carried out moving average filter, carry out temperature compensation according to the instantaneous weight signal of the ambient temperature signal after the digitizing after to moving average filter;
Instantaneous weight signal to after the temperature compensation carries out accumulation calculating, and judges whether the current weight that adds up reaches the thick throwing threshold value of said first kind of material, if reach, then closes the thick throwing mouth of said first kind of material;
Judge whether the current weight that adds up reaches total injected volume of said first kind of material,, then close the thin throwing mouth of said first kind of material if reach;
According to release sequence and according to aforesaid way carry out said wait to prepare burden in the input of unclassified stores.
Charge Mixture Control method of the present invention is saidly carried out temperature compensation according to the instantaneous weight signal of the ambient temperature signal after the digitizing after to moving average filter, specifically comprises:
Carry out temperature compensation according to the instantaneous weight signal of formula y=y-k* Δ t after to moving average filter, wherein, y is an instantaneous weight, and k is a temperature compensation coefficient, the Δ t current time.
Charge Mixture Control method of the present invention, said batching controller also comprises:
The RS232 communication module and the RS485 communication module that are used for said MCU and upper machine communication; And the communication commutation circuit that is used for mode switch between said RS232 communication module and the said RS485 communication module; Said communication commutation circuit links to each other with an end of said RS232 communication module and an end of said RS485 communication module respectively, and links to each other with said MCU through serial ports.
Charge Mixture Control method of the present invention, said batching controller also comprises:
Holding circuit is used for the signal that inputs or outputs said RS485 communication module or said RS485 communication module is carried out anti-interference process, and said holding circuit links to each other with the other end of said RS232 communication module and the other end of said RS485 communication module respectively.
Charge Mixture Control method of the present invention, said batching controller also comprises:
Terminal row is integrated with the terminal that inputs or outputs of said optocoupler and driving circuit, said holding circuit on it.
Batching controller of the present invention comprises the filtering circuit of the high frequency interference of the instantaneous weight signal that is used for the output of filtering weight sensor; And prestore in the MCU remain to be prepared burden in total injected volume, the thick throwing threshold value of every kind of material and the release sequence of all materials of every kind of material; MCU obtains the current ambient temperature signal of the built-in temperature measurement module output of instantaneous weight signal and MCU in launch process; According to built-in AD modular converter the instantaneous weight signal is become corresponding digital signal with the ambient temperature signal transition; After the instantaneous weight signal after the digitizing is carried out moving average filter; Carry out temperature compensation according to the instantaneous weight signal of the ambient temperature signal after the digitizing after, the instantaneous weight signal after the temperature compensation is carried out accumulation calculating, and throw in control according to the thick throwing threshold value of the current weight that adds up, corresponding material, the total injected volume and the release sequence of corresponding material to moving average filter; Therefore; Batching controller of the present invention has reduced its susceptibility of temperature variation to external world, and its antijamming capability also is improved, thus whole stability and the reliability that has promoted whole batching controller.
Description of drawings
Fig. 1 is the circuit block diagram of the batching controller of one embodiment of the invention;
Fig. 2 is the circuit theory diagrams of the MCU part of batching controller among Fig. 1;
Fig. 3 is sensor terminals of batching controller among Fig. 1 and the circuit theory diagrams of filtering circuit part;
Fig. 4 is the circuit theory diagrams of the amplification circuits of batching controller among Fig. 1;
Fig. 5 is the circuit theory diagrams of the keyboard circuit part of batching controller among Fig. 1;
Fig. 6 is the circuit theory diagrams of the display driver circuit part of batching controller among Fig. 1;
Fig. 7 is the circuit theory diagrams of the communication commutation circuit and the holding circuit part of batching controller among Fig. 1;
Fig. 8 is the RS485 communication module of batching controller among Fig. 1 and the circuit theory diagrams of RS232 communication module part;
Fig. 9 is the optocoupler of batching controller among Fig. 1 and the circuit theory diagrams of driving circuit section;
Figure 10 is the interface structure synoptic diagram of the terminal row part of batching controller among Fig. 1;
Figure 11 is the circuit theory diagrams of the power circuit part of batching controller among Fig. 1.
Embodiment
Be described in detail below in conjunction with the accompanying drawing specific embodiments of the invention:
With reference to shown in Figure 1, the batching controller of present embodiment comprises sensor input terminal, filtering circuit, amplifying circuit, MCU, display driver circuit, optocoupler and driving circuit, keyboard circuit, RS232 communication module, RS485 communication module, communication commutation circuit, holding circuit, terminal row and power circuit etc.Wherein, the sensor input terminal is used to receive the instantaneous weight signal of weight sensor output.Filtering circuit is used for the high frequency interference of filtering instantaneous weight signal.Amplifying circuit is used for the instantaneous weight signal after the filtering circuit processing is amplified.The thick throwing threshold value of total injected volume of every kind of material, every kind of material and the release sequence of all materials during MCU prestores and remains to be prepared burden; Be used for obtaining the current ambient temperature signal of the built-in temperature measurement module output of instantaneous weight signal and MCU at launch process; According to built-in AD modular converter the instantaneous weight signal is become corresponding digital signal with the ambient temperature signal transition; After the instantaneous weight signal after the digitizing is carried out moving average filter; Carry out temperature compensation according to the instantaneous weight signal of the ambient temperature signal after the digitizing after to moving average filter; Instantaneous weight signal to after the temperature compensation carries out accumulation calculating, and throws in control according to the thick throwing threshold value of the current weight that adds up, corresponding material, the total injected volume and the release sequence of corresponding material.The weight that adds up that display driver circuit is used in real time MCU being calculated is sent to charactron and shows.Optocoupler and driving circuit are used for the control signal of MCU output is carried out anti-interference isolation rear drive output.Keyboard circuit is used to be provided with the instrument parameter, as total injected volume, the thick throwing threshold value of every kind of material and the release sequence of all materials etc. of every kind of material in waiting to prepare burden.And power circuit is used for to power devices.
In conjunction with shown in Figure 2, it is single-chip microcomputer and the peripheral circuit thereof of AduC847 that MCU can select model, and its peripheral circuit comprises that coupled model is the chip for driving of 74HC245D.
In conjunction with shown in Figure 3, sensor input terminal the 2nd, the 3rd terminal links to each other with the input end of filtering circuit.Sensor input terminal the 6th terminal links to each other with the ST end of filtering circuit.The SN-of filtering circuit end and SN+ end be the 7th linking to each other with the 8th pin of correspondence and above-mentioned single-chip microcomputer respectively.
In conjunction with shown in Figure 4, it is amplification chip and the peripheral circuit thereof of AD8552 that amplifying circuit can be selected model, wherein, this amplify the 3rd, the 5th pin of chip corresponding respectively with filtering circuit+INA ,+the INB output terminal links to each other.Link to each other with the 10th pin with the 9th of above-mentioned single-chip microcomputer and the SIG+ of this amplifying circuit, SIG-terminal are corresponding respectively.
In conjunction with shown in Figure 5, four button SW1, SW2, SW3 and SW4 of keyboard circuit link to each other with the 52nd of above-mentioned single-chip microcomputer～the 49th pin respectively.
In conjunction with shown in Figure 6; It is integrated serial I/O common cathode display driver U2 and the U3 of Max7219 that display driver circuit can be selected two models, and the 1st, the 13rd of display driver U2 links to each other with the 24th pin with the 22nd, the 23rd of above-mentioned single-chip microcomputer with the 12nd pin is respectively corresponding.The the 1st, the 13rd of display driver U3 links to each other with the 25th pin with the 22nd, the 23rd of above-mentioned single-chip microcomputer with the 12nd pin is respectively corresponding.
In conjunction with shown in Figure 8; The RS232 communication module comprises that model is MAX232 chip and peripheral circuit thereof; The RS485 communication module comprises that model is MAX485 chip and peripheral circuit thereof; Wherein, the 11st pin of MAX232 chip and the 4th pin of MAX485 chip respectively with two corresponding linking to each other of selecting side of SS SW7, the common port of SS SW7 links to each other with the 17th pin of above-mentioned single-chip microcomputer.The 12nd pin of MAX232 chip and the 1st pin of MAX485 chip respectively with two corresponding linking to each other of selecting side of SS SW8, the common port of SS SW8 links to each other with the 16th pin of above-mentioned single-chip microcomputer.
In conjunction with shown in Figure 7, between SS SW5 and the resistance L1, be connected to one respectively by TVS diode and the parallelly connected holding circuit that constitutes of electric capacity between SS SW6 and the resistance L2, be used to protect communication chip and MCU not injured by outside bursty interference.Wherein, Two selecting sides of SS SW5 are corresponding respectively to link to each other with the JL+ terminal of RS485 communication module and the 14th pin of MAX232 chip, and two selecting sides of SS SW6 are corresponding respectively to link to each other with the JL-terminal of RS485 communication module and the 13rd pin of MAX232 chip.
In conjunction with shown in Figure 9, optocoupler and driving circuit comprise opto-coupler chip U7a and opto-coupler chip U7b and the peripheral circuit thereof that two models are TLP521-4, and two Darlington transistor U12a and Darlington transistor U12b and peripheral circuits thereof that model is ULN2003.Wherein, Opto-coupler chip U7a the 2nd, the 4th, the 6th corresponding respectively with the 8th pin be the 11st, the 18th, the 17th the linking to each other of chip for driving of 74HC245D with above-mentioned model with the 16th pin, this opto-coupler chip U7a the 13rd, the 11st, the 9th with the 15th pin respectively correspondence link to each other with the 1st pin of the 1st of Darlington transistor U12a～the 3rd pin and Darlington transistor U12b.Opto-coupler chip U7b the 2nd, the 4th, the 6th corresponding respectively with the 8th pin be the 15th, the 14th, the 13rd the linking to each other of chip for driving of 74HC245D with above-mentioned model with the 12nd pin, this opto-coupler chip U7b the 15th, the 13rd, the 11st with the 9th pin respectively correspondence link to each other with the 4th of Darlington transistor U12a～the 7th pin.
In conjunction with shown in Figure 10, the POW of terminal row, OUT1, OUT2, OUT3, OUT4, OUT5, OUT6, OUT7, OUT8, COM1 are that output interface connects outside 24V power supply and effect pilot relay coil reserved opening.TXD, RXD and SG are 485 and 232 communication interfaces.EA, SIG-, SIG+, E-, E+ are the pickup wire interface.ST and COM2 are 1 road I/O input signal interface, are used to start batching controller.L, PE and L are the AC220V power interface.
In conjunction with shown in Figure 11, power circuit mainly is made up of wave filter, transformer, bridge rectifier circuit, filtering circuit and some mu balanced circuits etc., thus for batching controller provide+12V ,+required power supplys such as 5V.
The course of work of above-mentioned batching controller is following:
1), after setting parameter, starts blending process.
2), open simultaneously wait to prepare burden in the thick throwing mouthful and the thin mouth of throwing of first kind of material carry out the input of first kind of material.
3), in launch process, obtain the instantaneous weight signal of weight sensor output and the current ambient temperature signal that the built-in temperature measurement module of MCU is exported.
4), the instantaneous weight signal is become corresponding digital signal with the ambient temperature signal transition according to built-in AD modular converter.
5), after the instantaneous weight signal after the digitizing is carried out moving average filter, carry out temperature compensation according to the instantaneous weight signal of the ambient temperature signal after the digitizing after to moving average filter.Specifically can carry out temperature compensation according to the instantaneous weight signal of formula y=y-k* Δ t after to moving average filter, wherein, y is an instantaneous weight, and k is temperature compensation coefficient (can draw according to a large amount of experiments), the Δ t current time.
6), the instantaneous weight signal after the temperature compensation is carried out accumulation calculating, and judge whether the current weight that adds up reaches the thick throwing threshold value of first kind of material,, then close the thick throwing mouthful of first kind of material if reach.
7), judge whether the current weight that adds up reaches total injected volume of first kind of material, if reach, then close the thin throwing mouthful of first kind of material.
8), wait to prepare burden according to release sequence and according to aforesaid way in the input of unclassified stores.
9), output discharging signal to silo, make its discharging, accomplish one time blending process.
Batching controller of the present invention is particularly suitable for the Charge Mixture Control process of concrete stirring and asphalt equipment, also is applicable to that converter and chemical industry, feed etc. need the occasion of Charge Mixture Control simultaneously.
Above embodiment describes preferred implementation of the present invention; Be not that scope of the present invention is limited; Design under the prerequisite of spirit not breaking away from the present invention; Various distortion and improvement that the common engineering technical personnel in this area make technical scheme of the present invention all should fall in the definite protection domain of claims of the present invention.
Claims (10)
1. a batching controller is characterized in that, comprising:
The sensor input terminal is used to receive the instantaneous weight signal that weight sensor is exported;
Filtering circuit is used for the high frequency interference of the said instantaneous weight signal of filtering;
Amplifying circuit is used for the instantaneous weight signal after the said filtering circuit processing is amplified;
MCU; Prestore remain to be prepared burden in total injected volume, the thick throwing threshold value of every kind of material and the release sequence of all materials of every kind of material; Be used for obtaining the current ambient temperature signal of the built-in temperature measurement module output of said instantaneous weight signal and said MCU at launch process; According to built-in AD modular converter said instantaneous weight signal is become corresponding digital signal with said ambient temperature signal transition; After the instantaneous weight signal after the digitizing is carried out moving average filter; Carry out temperature compensation according to the instantaneous weight signal of the ambient temperature signal after the digitizing after, the instantaneous weight signal after the temperature compensation is carried out accumulation calculating, and throw in control according to the thick throwing threshold value of the current weight that adds up, corresponding material, the total injected volume and the release sequence of corresponding material to moving average filter;
Display driver circuit, the weight that adds up that is used in real time said MCU being calculated are sent to charactron and show;
Optocoupler and driving circuit are used for the control signal of said MCU output is carried out anti-interference isolation rear drive output;
Keyboard circuit is used to be provided with the instrument parameter, said instrument parameter comprise wait to prepare burden in total injected volume, the thick throwing threshold value of every kind of material and the release sequence of all materials of every kind of material.
2. batching controller according to claim 1 is characterized in that, saidly carries out temperature compensation according to the instantaneous weight signal of the ambient temperature signal after the digitizing after to moving average filter, specifically comprises:
Carry out temperature compensation according to the instantaneous weight signal of formula y=y-k* Δ t after to moving average filter, wherein, y is an instantaneous weight, and k is a temperature compensation coefficient, the Δ t current time.
3. batching controller according to claim 2 is characterized in that, also comprises:
The RS232 communication module and the RS485 communication module that are used for said MCU and upper machine communication; And the communication commutation circuit that is used for mode switch between said RS232 communication module and the said RS485 communication module; Said communication commutation circuit links to each other with an end of said RS232 communication module and an end of said RS485 communication module respectively, and links to each other with said MCU through serial ports.
4. batching controller according to claim 3 is characterized in that, also comprises:
Holding circuit is used for the signal that inputs or outputs said RS485 communication module or said RS485 communication module is carried out anti-interference process, and said holding circuit links to each other with the other end of said RS232 communication module and the other end of said RS485 communication module respectively.
5. batching controller according to claim 4 is characterized in that, also comprises:
Terminal row is integrated with the terminal that inputs or outputs of said optocoupler and driving circuit, said holding circuit on it.
6. the Charge Mixture Control method of the said batching controller of claim 1 is characterized in that, may further comprise the steps:
The thick throwing mouth of opening first kind of material in waiting to prepare burden simultaneously carries out the input of said first kind of material with the thin mouth of throwing;
In launch process, obtain the instantaneous weight signal of weight sensor output and the current ambient temperature signal that the built-in temperature measurement module of said MCU is exported;
According to built-in AD modular converter said instantaneous weight signal is become corresponding digital signal with said ambient temperature signal transition;
After the instantaneous weight signal after the digitizing is carried out moving average filter, carry out temperature compensation according to the instantaneous weight signal of the ambient temperature signal after the digitizing after to moving average filter;
Instantaneous weight signal to after the temperature compensation carries out accumulation calculating, and judges whether the current weight that adds up reaches the thick throwing threshold value of said first kind of material, if reach, then closes the thick throwing mouth of said first kind of material;
Judge whether the current weight that adds up reaches total injected volume of said first kind of material,, then close the thin throwing mouth of said first kind of material if reach;
According to release sequence and according to aforesaid way carry out said wait to prepare burden in the input of unclassified stores.
7. Charge Mixture Control method according to claim 6 is characterized in that, saidly carries out temperature compensation according to the instantaneous weight signal of the ambient temperature signal after the digitizing after to moving average filter, specifically comprises:
Carry out temperature compensation according to the instantaneous weight signal of formula y=y-k* Δ t after to moving average filter, wherein, y is an instantaneous weight, and k is a temperature compensation coefficient, the Δ t current time.
8. Charge Mixture Control method according to claim 6 is characterized in that, said batching controller also comprises:
The RS232 communication module and the RS485 communication module that are used for said MCU and upper machine communication; And the communication commutation circuit that is used for mode switch between said RS232 communication module and the said RS485 communication module; Said communication commutation circuit links to each other with an end of said RS232 communication module and an end of said RS485 communication module respectively, and links to each other with said MCU through serial ports.
9. Charge Mixture Control method according to claim 6 is characterized in that, said batching controller also comprises:
Holding circuit is used for the signal that inputs or outputs said RS485 communication module or said RS485 communication module is carried out anti-interference process, and said holding circuit links to each other with the other end of said RS232 communication module and the other end of said RS485 communication module respectively.
10. Charge Mixture Control method according to claim 6 is characterized in that, said batching controller also comprises:
Terminal row is integrated with the terminal that inputs or outputs of said optocoupler and driving circuit, said holding circuit on it.
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102929238A (en) * | 2012-10-26 | 2013-02-13 | 重庆集慧电子科技有限公司 | Intelligent compounding monitoring system |
| CN103915051A (en) * | 2012-12-29 | 2014-07-09 | 北京谊安医疗系统股份有限公司 | Method for controlling display of nixie tube |
| CN103922155A (en) * | 2014-04-17 | 2014-07-16 | 王凤堂 | Fully program-controlled one-material one-scale batching device and method |
| CN104313312A (en) * | 2014-10-13 | 2015-01-28 | 首钢总公司 | Control method for pellet material blending |
| CN103616065B (en) * | 2013-11-08 | 2015-10-28 | 太原市风行测控技术有限公司 | A kind of batching control system |
| CN105091950A (en) * | 2015-09-22 | 2015-11-25 | 巫占海 | Integrated detector for temperature and object position |
| CN106215796A (en) * | 2016-07-29 | 2016-12-14 | 太仓市璜泾新海农机专业合作社 | A kind of intelligence control system of forage compounding machine |
| CN106292555A (en) * | 2015-05-18 | 2017-01-04 | 梅特勒-托利多(常州)测量技术有限公司 | For packing, fill or the control system of dispensing and method |
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| CN109203210A (en) * | 2018-09-30 | 2019-01-15 | 中国水利水电科学研究院 | High-strength environmental protection brick production system auxiliary ingredients device for ecological sponge urban construction |
| CN110657873A (en) * | 2018-06-29 | 2020-01-07 | 福建南方路面机械有限公司 | Accurate automatic weighing and batching device and using method thereof |
| CN110702194A (en) * | 2019-07-29 | 2020-01-17 | 辽宁维森信息技术股份有限公司 | High-speed weighing controller with automatic compensation function and control method |
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| CN102929238A (en) * | 2012-10-26 | 2013-02-13 | 重庆集慧电子科技有限公司 | Intelligent compounding monitoring system |
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| CN104313312A (en) * | 2014-10-13 | 2015-01-28 | 首钢总公司 | Control method for pellet material blending |
| CN106292555B (en) * | 2015-05-18 | 2018-11-02 | 梅特勒-托利多(常州)测量技术有限公司 | For packing, filling or dispensing control system and method |
| CN106292555A (en) * | 2015-05-18 | 2017-01-04 | 梅特勒-托利多(常州)测量技术有限公司 | For packing, fill or the control system of dispensing and method |
| CN105091950A (en) * | 2015-09-22 | 2015-11-25 | 巫占海 | Integrated detector for temperature and object position |
| CN106215796A (en) * | 2016-07-29 | 2016-12-14 | 太仓市璜泾新海农机专业合作社 | A kind of intelligence control system of forage compounding machine |
| CN108375409A (en) * | 2018-02-24 | 2018-08-07 | 浙江中控技术股份有限公司 | A kind of flow control method, server and system of feeding intake of weighing of material |
| CN110657873A (en) * | 2018-06-29 | 2020-01-07 | 福建南方路面机械有限公司 | Accurate automatic weighing and batching device and using method thereof |
| CN110657873B (en) * | 2018-06-29 | 2024-05-24 | 福建南方路面机械股份有限公司 | Automatic weighing and proportioning device and using method thereof |
| CN109203210A (en) * | 2018-09-30 | 2019-01-15 | 中国水利水电科学研究院 | High-strength environmental protection brick production system auxiliary ingredients device for ecological sponge urban construction |
| CN110702194A (en) * | 2019-07-29 | 2020-01-17 | 辽宁维森信息技术股份有限公司 | High-speed weighing controller with automatic compensation function and control method |
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