CN104880242B - The caliberating device and method of double carrier belted electronic balances - Google Patents
The caliberating device and method of double carrier belted electronic balances Download PDFInfo
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- CN104880242B CN104880242B CN201510347657.XA CN201510347657A CN104880242B CN 104880242 B CN104880242 B CN 104880242B CN 201510347657 A CN201510347657 A CN 201510347657A CN 104880242 B CN104880242 B CN 104880242B
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Abstract
The invention provides the caliberating device of a kind of pair of carrier belted electronic balance and method, the device includes：Belt, the first carrier, the second carrier, tachogenerator and weighing instrument, the first carrier include the first weighing sensor, and the second carrier includes the second weighing sensor, weighing instrument is electrically connected with the first weighing sensor, the second weighing sensor and tachogenerator respectively；The first interface of weighing instrument, second interface was respectively used within the default very first time, in scalar period, and the first weighing sensor, the gravitational cue of the transmission material of the second weighing sensor measurement are gathered in default second time constant duration；3rd interface, the transmission speed signal for receiving tachogenerator transmission；Signal processing unit, the second calibration coefficient for calculating the first carrier；The second calibration coefficient of the second carrier is calculated, to complete the demarcation to the second carrier；The 3rd calibration coefficient of the first carrier is calculated, to complete the demarcation to the first carrier.
Description
Technical field
The present embodiments relate to the mark of belted electronic balance technical field, more particularly to a kind of pair of carrier belted electronic balance
Determine apparatus and method.
Background technology
In recent years, colliery industry is developed rapidly, in order to prevent tax evasion, it is private adopt the indiscriminate hidden danger for digging destruction resource, it is accurate
The coal production in each colliery is really grasped, the long-range taxation control system of mining industry output is arisen at the historic moment.With the long-range tax control system of mining industry output
The popularization of system, the Main Means that increasing Coal Exploitation belted electronic balance is measured as yield.
Although belted electronic balance measuring accuracy is high, regular maintenance amount is big, the particularly staking-out work of belted electronic balance.It is existing
There is the main demarcation side using link code scaling method, chain code calibrating method, materials calibration method and bielectron belt conveyer scale in technology
Method carries out the demarcation of belted electronic balance., it is necessary to by belt in link code scaling method, chain code calibrating method, materials calibration method
After stopping, link code, chain code or material object are placed on belt and carry out proving operation, cause belted electronic balance workload in demarcation big
And have a strong impact on manufacturing schedule.
In order to reduce workload and ensure manufacturing schedule, in the prior art using the scaling method of bielectron belt conveyer scale.Should
In method, two belted electronic balances are installed on same belt, each belted electronic balance is by a carrier and weighing instrument
Composition, wherein one as main scale, another as auxiliary scale.In demarcation, A scales are demarcated by B scales first so that two platform balances exist
Identical cumulative amount is obtained in same time interval.Then the counterweight or material of known quality are applied on B scales, with B scales
The cumulative amount of known quality completes the demarcation to B scales as benchmark, and the demarcation to A scales is completed finally by B scales.In this method,
When the counterweight or material of known quality are applied on B scales, it is necessary to load machine by specific counterweight load maintainer or material
Structure is loaded in specified location, so this kind of method device required when being demarcated constitutes complicated, manufacturing cost height, plus
The big maintenance of belted electronic balance caliberating device.
The content of the invention
The embodiment of the present invention provides the caliberating device and method of a kind of pair of carrier belted electronic balance.The arrangement achieves
Counterweight load maintainer or material load maintainer is not needed to be loaded in specified location when belted electronic balance is demarcated, and the dress
Put and do not shut down in demarcation, it is ensured that manufacturing schedule, the composition of the device is simple, and manufacturing cost is low, reduces belted electronic balance
The maintenance of caliberating device.
The embodiment of the present invention provides the caliberating device of a kind of pair of carrier belted electronic balance, including：For conveying material
Belt, the first carrier, the second carrier, tachogenerator and weighing instrument for measuring the belt transport speed；
First carrier and second carrier are successively set on below the belt along material conveying direction；
First carrier includes the first weighing sensor for being used to measure gravity above the belt, and described second holds
The second weighing sensor that device includes being used to measure gravity above the belt is carried, the weighing instrument claims with described first respectively
Retransmit sensor, the second weighing sensor and the tachogenerator electrical connection；
Wherein, the weighing instrument includes：First interface, second interface, the 3rd interface, middle control element and signal transacting list
Member, the middle control element is electrically connected with the first interface, second interface, the 3rd interface and signal processing unit respectively；
The first interface, within the default very first time, in scalar period, in default second time respectively etc.
Gather to time interval the gravitational cue s of the transmission material of the first weighing sensor measurementA1i, sA2i, sA3i；
The second interface, within the default very first time, in scalar period, in default second time respectively etc.
Gather to time interval the gravitational cue s of the transmission material of the second weighing sensor measurementB1i, sB2i, sB3i, wherein, i is
Positive integer；
3rd interface, for receiving the transmission speed signal ν that the tachogenerator is sent；
The signal processing unit, for it is middle control element control under according to being gathered in the default very first time
sA1i, the sB1iAnd the ν, calculate the second calibration coefficient of first carrierWherein, n1For the positive integer more than 1, kA1,
UA0First calibration coefficient of respectively the first carrier, zero point value, kB1, UB0First calibration coefficient of respectively the second carrier,
Zero point value；
The signal processing unit, is additionally operable under the control of middle control element according to the kA2, pre-stored standard loads tired
I-th of gravitational cue s in accumulated amount M, the pre-stored MTi, and the s gathered in scalar periodA2i, the sB2iAnd institute
ν is stated, the second calibration coefficient of second carrier is calculated
To complete the demarcation to second carrier, wherein, nTFor the positive integer more than 1；
The signal processing unit, is additionally operable under the control of middle control element according to the kB2And default second time
The s of interior collectionA3i, sB3iAnd the ν, calculate the 3rd calibration coefficient of first carrierTo complete to carry to described first
The demarcation of device.
The embodiment of the present invention provides the scaling method of a kind of pair of carrier belted electronic balance, including：
Weighing instrument gathers by first interface, second interface constant duration respectively within the default very first time
The gravitational cue s of material is transmitted on the belt of the first weighing sensor measurement of one carrierA1i, the second carrier second claim
Retransmit the gravitational cue s that material is transmitted on the belt of sensor measurementB1i, and sent by the 3rd interface tachogenerator
Transmission speed signal ν, wherein, i is positive integer；
The signal processing unit of the weighing instrument is according to the s gathered in the default very first timeA1i, the sB1iAnd
The ν, calculates the second calibration coefficient of first carrier
Wherein, n1For the positive integer more than 1, kA1, UA0First calibration coefficient of respectively the first carrier, zero point value, kB1, UB0Respectively
For the first calibration coefficient of the second carrier, zero point value；
The weighing instrument is gathered constant duration by the first interface, the second interface in scalar period
The gravitational cue s of material is transmitted on the belt of the first weighing sensor measurement of first carrierA2i, second carrier
The gravitational cue s of material is transmitted on the belt of second weighing sensor measurementB2i；
The information calculating unit of the weighing instrument is according to the kA2, pre-stored standard loading cumulant M is pre-stored
I-th of gravitational cue s in the MTi, and the s gathered in scalar periodA2i, the sB2iAnd the ν, calculate described
Second calibration coefficient of the second carrierWith
The demarcation to second carrier is completed, wherein, nTFor the positive integer more than 1；
The weighing instrument is adopted constant duration by the first interface, second interface within default second time
The gravitational cue s of material is transmitted on the belt for the first weighing sensor measurement for collecting first carrierA3i, the second carrier
The second weighing sensor measurement belt on transmit material gravitational cue sB3i；
The signal processing unit of the weighing instrument is according to the kB2And the interior collection of default second time is described
sA3i, sB3iAnd the ν, calculate the 3rd calibration coefficient of first carrierTo complete to carry to described first
The demarcation of device.
The embodiment of the present invention provides the caliberating device and method of a kind of pair of carrier belted electronic balance, and the device includes：With
In the belt of conveying material, the first carrier, the second carrier, for measuring the tachogenerator of belt transport speed and weighing
Instrument；First carrier and the second carrier are successively set on below the belt along material conveying direction；First carrier bag
Include the first weighing sensor for measuring gravity above belt, the second carrier includes being used to measure the of gravity above belt
Two weighing sensors, weighing instrument is electrically connected with the first weighing sensor, the second weighing sensor and tachogenerator respectively；Its
In, weighing instrument includes：First interface, second interface, the 3rd interface, middle control element and signal processing unit, middle control element point
Not and first interface, second interface, the 3rd interface and signal processing unit electrical connection；First interface, for default first
In time, the biography of the first weighing sensor measurement is gathered in scalar period, in default second time respectively constant duration
The gravitational cue s of defeated materialA1i, sA2i, sA3i；Second interface, it is default in scalar period within the default very first time
The gravitational cue s of the transmission material of the second weighing sensor measurement is gathered in second time respectively constant durationB1i, sB2i,
sB3i, wherein, i is positive integer；3rd interface, the transmission speed signal ν for receiving tachogenerator transmission；Signal transacting list
Member, under the control of middle control element according to the s gathered in the default very first timeA1i, sB1iAnd ν, calculate the first carrier
The second calibration coefficientWherein, n1For more than 1
Positive integer, kA1, UA0First calibration coefficient of respectively the first carrier, zero point value, kB1, UB0The of respectively the second carrier
One calibration coefficient, zero point value；Signal processing unit, is additionally operable under the control of middle control element according to kA2, pre-stored standard adds
Carry i-th of gravitational cue s in cumulant M, the pre-stored MTi, and the s gathered in scalar periodA2i, sB2iAnd ν, meter
Calculate the second calibration coefficient of the second carrier
To complete the demarcation to the second carrier, wherein, nTFor the positive integer more than 1；Signal processing unit, is additionally operable in middle control element
Control under according to kB2And the s gathered in default second timeA3i, sB3iAnd ν, calculate the 3rd demarcation system of the first carrier
NumberTo complete to the first carrier
Demarcation.The arrangement achieves counterweight load maintainer or material load maintainer are not needed when belted electronic balance is demarcated in specific bit
Put and loaded, and the device is not shut down in demarcation, it is ensured that and manufacturing schedule, the composition of the device is simple, is manufactured into
This is low, reduces the maintenance of belted electronic balance caliberating device.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are this hairs
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the first structure schematic diagram of the caliberating device embodiment one of the double carrier belted electronic balances of the present invention；
Fig. 2 is the second structural representation of the caliberating device embodiment one of the double carrier belted electronic balances of the present invention；
Fig. 3 is the 3rd structural representation of the caliberating device embodiment one of the double carrier belted electronic balances of the present invention；
Fig. 4 is the flow chart of the scaling method embodiment one of the double carrier belted electronic balances of the present invention.
Symbol description：
1- belts 2- the first carrier the first weighing sensors of 21-
3- the second carrier 31- the second weighing sensor 4- tachogenerators
5- weighing instrument 51- first interface 52- second interfaces
Element 55- signal processing units are controlled in the interface 54- of 53- the 3rd
6- material 7- standard chain codes 8- drives roller
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Fig. 1 is the first structure schematic diagram of the caliberating device embodiment one of the double carrier belted electronic balances of the present invention, and Fig. 2 is
Second structural representation of the caliberating device embodiment one of double carrier belted electronic balances of the invention, wherein, Fig. 1 is double carriers
The structural representation of the electrical connection of each part of caliberating device of belted electronic balance, Fig. 2 is the demarcation of double carrier belted electronic balances
The mechanical connection of each part of device and the structural representation of electrical connection.As depicted in figs. 1 and 2, double carriers in the present embodiment
The caliberating device of belted electronic balance includes：Belt 1 for conveying material 6, the first carrier 2, the second carrier 3, for surveying
Measure the tachogenerator 4 and weighing instrument 5 of belt transport speed.
In the present embodiment, the first carrier 2 and the second carrier 3 are successively set on the lower section of belt 1 along material conveying direction.
In the present embodiment, the first carrier 2 includes the first weighing sensor 21 for being used to measure the top gravity of belt 1, the
Two carriers 3 include the second weighing sensor 31 for being used to measure the top gravity of belt 1, and weighing instrument 5 is weighed with first respectively
Sensor 21, the second weighing sensor 31 and tachogenerator 4 are electrically connected.
Wherein, weighing instrument 5 includes：First interface 51, second interface 52, the 3rd interface 53, middle control element 54 and signal
Processing unit 55, middle control element 54 respectively with first interface 51, second interface 52, the 3rd interface 53 and the electricity of signal processing unit 55
Connection.
First interface 51, within the default very first time, in scalar period, when being waited respectively in default second time
Between compartment of terrain gather the first weighing sensor 21 measurement transmission material gravitational cue sA1i, sA2i, sA3i。
Second interface 52, within the default very first time, in scalar period, when being waited respectively in default second time
Between compartment of terrain gather the second weighing sensor 31 measurement transmission material gravitational cue sB1i, sB2i, sB3i, wherein, i is just whole
Number.
3rd interface 53, the transmission speed signal ν for receiving the transmission of tachogenerator 4.
Signal processing unit 55, under the control of middle control element 54 according to the s gathered in the default very first timeA1i,
sB1iAnd ν, calculate the second calibration coefficient of the first carrier
Wherein, n1For the positive integer more than 1, kA1, UA0First calibration coefficient of respectively the first carrier, zero point value, kB1, UB0Respectively
For the first calibration coefficient of the second carrier, zero point value.
Information processing unit 55, is additionally operable under the control of middle control element 54 according to kA2, in pre-stored scalar period
Standard loading cumulant M, pre-stored M in i-th of gravitational cue sTi, and the s gathered in scalar periodA2i, sB2iAnd
ν, calculates the second calibration coefficient of the second carrierWith
The demarcation to second carrier is completed, wherein, nTFor the positive integer more than 1.
Signal processing unit 55, is additionally operable under the control of middle control element 54 according to kB2And adopted in default second time
The s of collectionA3i, sB3iAnd ν, calculate the 3rd calibration coefficient of the first carrierWith
Complete the demarcation to the first carrier.
Specifically, in the present embodiment, as shown in Fig. 2 belt 1 is arranged in the caliberating device of this pair of carrier belted electronic balance
On the driving roller 8 at two ends, driving roller 8 drive belt transmission material.First carrier 2 and the second carrier 3 are along material
Conveying direction is successively set on the lower section of belt 1, and tachogenerator 4 is arranged on below belt, and is in contact with belt.First weighs
Sensor 21 is arranged on inside the first carrier 2, and the second weighing sensor 31 is arranged on inside the second weighing sensor.First claims
Retransmit the weighing sensor 31 of sensor 21 and second and measure the same top gravity of belt 1.
In the present embodiment, weighing instrument 5 is electrically connected by first interface 51 with the first weighing sensor 21, first interface 51
For under the control of middle control element 54, gathering the gravity of the transmission material of the first weighing sensor 21 measurement constant duration
Signal, weighing instrument 5 is electrically connected by second interface 52 with the second weighing sensor 31, and second interface 52 is used in middle control element
The gravitational cue of the transmission material of the second weighing sensor measurement, weighing instrument are gathered under 54 control constant duration
5 are electrically connected by the 3rd interface 53 with tachogenerator 4.3rd interface 53 is used under the control of middle control element 54, receives and surveys
The transmission speed signal that fast sensor 4 is sent.
Specifically, in the present embodiment, first interface 51, between second interface 52 waits the time simultaneously within the default very first time
The first weighing sensor 21, the gravitational cue s of the transmission material of the second weighing sensor 31 measurement are gathered every groundA1i, sB1i.Its
In, the default very first time and time interval can be preset.Skin when can transmit material for belt 1 such as the default very first time
The time required for preset length is run with the time required for one whole circle of operation or for belt, time interval can be 2 seconds, 4
Second etc., or this is not limited in other numerical value, the present embodiment.
In the present embodiment,
Wherein, i=1,2,3 ..., n1, it is positive integer, n1For the first weighing sensor 21, the second weighing sensor 31 exists
The number of the gravitational cue of collection in the default very first time.
Specifically, in the present embodiment, first interface 51, second interface 52 is adopted constant duration simultaneously in scalar period
Collect the first weighing sensor 21, the gravitational cue s of the transmission material of the second weighing sensor 31 measurementA2i, sB2i.Wherein, demarcate
Cycle is the integral multiple the time required to belt 1 runs a whole circle.Time interval can be 2 seconds, 4 seconds etc., or other numbers
This is not limited in value, the present embodiment.
In the present embodiment, first interface 51, second interface 52 gathers first constant duration simultaneously in scalar period
Weighing sensor 21, the gravitational cue s of the transmission material of the second weighing sensor 31 measurementA2i, sB2iWhen be default first
The gravitational cue gathered after time.Wherein,
Wherein, i=1,2,3 ..., n2, it is positive integer, nTFor the first weighing sensor 21, the second weighing sensor 31 exists
The number of the gravitational cue of collection in scalar period.
Specifically, in the present embodiment, first interface 51, between second interface 52 waits the time simultaneously within default second time
The first weighing sensor 21, the gravitational cue s of the transmission material of the second weighing sensor 31 measurement are gathered every groundA3i, sB3i.Its
In, default second time and time interval can be preset.When can transmit material 6 for belt 1 such as default second time
Belt run a whole circle required for time or for belt run preset length required for time, time interval can be 2 seconds,
4 seconds etc., or for other numerical value, this is not limited in the present embodiment.
In the present embodiment, first interface 51, second interface 52 is adopted constant duration simultaneously within default second time
Collect the first weighing sensor 21, the gravitational cue s of the transmission material of the second weighing sensor 31 measurementA3i, sB3iWhen be demarcation
The gravitational cue gathered after cycle.
In the present embodiment,
Wherein, i=1,2,3 ..., n3, it is positive integer, n3For the first weighing sensor 21, the second weighing sensor 31 exists
The number of the gravitational cue of collection in default second time.
In the present embodiment, in first interface 51, the constant duration simultaneously within the default very first time of second interface 52
Gather the first weighing sensor 21, the gravitational cue s of the transmission material of the second weighing sensor 31 measurementA1i, sB1iAfterwards, weighing instrument
The signal processing unit 55 of table 5, under the control of middle control element 54, according to the s gathered in the default very first timeA1i,
sB1iAnd ν, calculate the second calibration coefficient of the first carrier 2
Specifically, in the present embodiment, first, signal processing unit 55, for according to sA1i, the first of ν and the first carrier
Calibration coefficient kA1, calculate the first material cumulant M of the first carrierA1.Wherein,
Wherein, the first calibration coefficient k of the first carrierA1Conveyed for the first carrier in default very first time inner belt
Calibration coefficient during material.UA0For the zero point value of the first carrier.
Then, signal processing unit 55, for the first calibration coefficient k according to the second carrierB1And when default first
The s of interior collectionB1i, ν, the first material cumulant M of the second carrier 3 of calculatingB1.Wherein,
Wherein, the first calibration coefficient k of the second carrier 3B1It is defeated in default very first time inner belt for the second carrier
Send calibration coefficient during material.UB0For the zero point value of the second carrier.
Finally, signal processing unit 55, for the first material cumulant M according to the first carrierA1With the second carrier
First material cumulant MB1, calculate the second calibration coefficient k of the first carrierA2。
Wherein,
Wherein, n1For the positive integer more than 1, kA1, UA0First calibration coefficient of respectively the first carrier, zero point value,
kB1, UB0First calibration coefficient of respectively the second carrier, zero point value.
Within the default very first time, the same belt 1 of the first carrier 2 and the top of the second carrier 3 is in transmission material
6, during material is transmitted, weighing instrument 5 gathers the with distinguishing constant duration by first interface 51, second interface 52
The gravitational cue s of material is transmitted on the belt of the first weighing sensor 21 measurement of one carrier 2A1i, the second carrier 3
The gravitational cue s of material is transmitted on the belt of two weighing sensors 31 measurementB1i, and the sensing that tests the speed is received by the 3rd interface 53
The transmission speed signal ν that device is sent is equal, if the first carrier and the second carrier are the carrier demarcated, calculates
The first material cumulant M of first carrierA1With the first material cumulant M of the second carrierB1It is equal, it is false in the present embodiment
If the second carrier is the carrier demarcated, on the basis of the second carrier, the second calibration coefficient of the first carrier is determined
kA2。
In the present embodiment, in first interface 51, second interface 52 is used in the scalar period after the default very first time
Gather the first weighing sensor 21, the gravitational cue of the transmission material of the second weighing sensor 31 measurement simultaneously constant duration
sA2i, sB2iAfterwards, signal processing unit 55 is additionally operable under the control of middle control element 54 according to kA2, pre-stored standard, which is loaded, accumulates
Measure i-th of gravitational cue s in M, pre-stored MTi, and collection in scalar periodAnd the ν, calculate institute
State the second calibration coefficient k of the second carrierB2, to complete the demarcation to second carrier, wherein, nTFor more than 1 just
Integer.
Specifically, first, signal processing unit 55, for according to sA2i, the second calibration coefficient k of ν and the first carrierA2,
Calculate second material cumulant M of first carrier in scalar periodA2。
Wherein,
Wherein, the second calibration coefficient k of the first carrierA2For on the basis of the second carrier, first after adjustment carries
The calibration coefficient of device.nTThe gravitational cue number gathered for the first carrier in scalar period.
Then, signal processing unit 55, for according to sB2i, the gravitational cue in pre-stored standard loading cumulant M
sTi, the first calibration coefficient k of ν and the second carrierB1, calculate the second material standard loading cumulant M of the second carrierB2.Its
In,
In the present embodiment, second material standard loading cumulative amount MB2Represent in the scalar period after the default very first time
The material and the accumulative total amount of standard load gathered from the second weighing sensor 31.
Wherein, nTThe gravitational cue number gathered for the first carrier in scalar period.sTiIt is that the second carrier is being marked
In the state of setting, i-th of gravitational cue in pre-stored standard loading cumulant M.
Wherein,
Wherein, i=1,2,3 ..., nT, it is positive integer.
Finally, signal processing unit 55, for the second material cumulant M according to the first carrier 2A2And second carrier
Second material standard loading cumulant MB2And pre-stored standard loading cumulant M and the first calibration coefficient of the second carrier
kB1, calculate the second calibration coefficient k of the second carrierB2, to complete to demarcate the second carrier.
Wherein,
In the present embodiment, because the calibration coefficient to the first carrier 2 carries out first time adjustment, that is, the first carrier is determined
The second calibration coefficient kA2Afterwards, the second weighing sensor of the first weighing sensor 21 of the first carrier 2 and the second carrier 3
31 measurements are gravitational cues on same belt within the nominal time, and the signal processing unit 55 of weighing instrument 5 calculates material
Cumulant when, the first carrier 2 is identical with the cumulant of the material of the second carrier 3.Signal processing unit 55, holds to second
Device 3 is carried on the basis of accumulation of material amount, the loading accumulation amount M for the standard that added up to the second carrier is tired with standard loading
On the basis of accumulated amount M, and according to the first current calibration coefficient of the second carrier, calculate the second calibration coefficient of the second carrier
kB2, the second calibration coefficient k of second carrierB2As second carrier carries out calibrated calibration coefficient, with completion pair
The demarcation of second carrier.
In the present embodiment, in first interface 51, second interface 52 is used for same in default second time after scalar period
When constant duration gather the first weighing sensor 21, the gravitational cue of the transmission material of the second weighing sensor 31 measurement
sA3i, sB3iAfterwards, signal processing unit 55 is additionally operable under the control of middle control element 54 according to kB2And in default second time
The s of collectionA3i, sB3iAnd ν, calculate the 3rd calibration coefficient of the second carrierTo complete to carry to described second
The demarcation of device.
Specifically, in the present embodiment, first, signal processing unit 55, for according to sA3i, the second of ν and the first carrier
Calibration coefficient kA3, calculate 3 material cumulant M of first carrier within default second timeA3。
Wherein,
Wherein, n3The gravitational cue number gathered for the first carrier within default second time.
Then, signal processing unit 55, for according to sB3i, the second calibration coefficient k of ν and the second carrierB2, calculate the
The 3 material cumulant M of two carriersB3.Wherein,
Finally, signal processing unit 55, for the 3 material cumulant M according to the first carrierA3, the first carrier
Second calibration coefficient kA2And second carrier 3 material cumulant MB3, calculate the 3rd calibration coefficient k of the first carrierA3,
To complete the demarcation to the first carrier.
Wherein,
In the present embodiment, because the first calibration coefficient to the second carrier is adjusted, the of the second carrier is determined
Two calibration coefficient kB2Afterwards, the second carrier is the carrier demarcated, the first weighing sensor 21 and second of the first carrier 2
What the second weighing sensor 31 of carrier 3 was measured is the gravitational cue on same belt within default second time, is calculated
During the cumulant of material, the cumulant of material is identical.Signal processing unit 55, to the 3 material cumulant of the second carrier
On the basis of, the first carrier is demarcated, the calibration coefficient under standard state, the 3rd demarcation system of first carrier is calculated
Number kA3As first carrier carries out calibrated calibration coefficient, has completed the demarcation to the first carrier.
The caliberating device for double carrier belted electronic balances that the present embodiment is provided, including：Belt for conveying material, the
One carrier, the second carrier, tachogenerator and weighing instrument for measuring belt transport speed；First carrier includes
The first weighing sensor for measuring gravity above belt, the second carrier includes being used to measure second of gravity above belt
Weighing sensor, weighing instrument is electrically connected with the first weighing sensor, the second weighing sensor and tachogenerator respectively；Its
In, weighing instrument includes：First interface, second interface, the 3rd interface, middle control element and signal processing unit, middle control element point
Not and first interface, second interface, the 3rd interface and signal processing unit electrical connection；First interface, for default first
In time, the biography of the first weighing sensor measurement is gathered in scalar period, in default second time respectively constant duration
The gravitational cue s of defeated materialA1i, sA2i, sA3i；Second interface, it is default in scalar period within the default very first time
The gravitational cue s of the transmission material of the second weighing sensor measurement is gathered in second time respectively constant durationB1i, sB2i,
sB3i, wherein, i is positive integer；3rd interface, the transmission speed signal ν for receiving tachogenerator transmission；Signal transacting list
Member, under the control of middle control element according to the s gathered in the default very first timeA1i, sB1iAnd ν, calculate the first carrier
The second calibration coefficientWherein, n1
For the positive integer more than 1, kA1, UA0First calibration coefficient of respectively the first carrier, zero point value, kB1, UB0Respectively second holds
Carry the first calibration coefficient of device, zero point value；Signal processing unit, is additionally operable under the control of middle control element according to kA2, it is pre-stored
Standard loading cumulant M, pre-stored M in i-th of gravitational cue sTi, and the s gathered in scalar periodA2i, sB2iAnd
ν, calculates the second calibration coefficient of the second carrierWith
The demarcation to the second carrier is completed, wherein, nTFor the positive integer more than 1；Signal processing unit, is additionally operable in middle control element
According to k under controlB2And the s gathered in default second timeA3i, sB3iAnd ν, calculate the 3rd calibration coefficient of the first carrierTo complete to the first carrier
Demarcation.The arrangement achieves counterweight load maintainer or material load maintainer are not needed when belted electronic balance is demarcated in specified location
It is upper to be loaded, and the device do not shut down in demarcation, it is ensured that and manufacturing schedule, the composition of the device is simple, manufacturing cost
It is low, reduce the maintenance of belted electronic balance caliberating device.
Further, as shown in figure 3, in the present embodiment, the caliberating device of this pair of carrier belted electronic balance also includes：Mark
Quasi- chain code 7.
Wherein, standard chain code 7 is arranged on the belt of the top of the second carrier 3, is in contact with belt and belt support frame
It is fixedly connected, weighing instrument 5 also includes：Storage chip, storage chip is electrically connected with middle control element 54.
Second interface 52, is additionally operable within the initial alignment cycle to gather the second weighing sensor 31 constant duration and measures
Standard chain code 7 gravitational cue sTi。
Specifically, in the present embodiment, when installing this pair of carrier electronic belt scale device first, first carrier 21
All there is initial calibration coefficient k with the second carrier 31AT, kBT, the initial calibration coefficient kAT, kBTFor the He of the first carrier 2
Calibration coefficient when second carrier 3 dispatches from the factory.
On the belt that standard chain code 7 is arranged to the top of the second carrier 3, it is in contact with belt, belt support frame is set
Below belt, with respect to ground static, standard chain code 7 is fixedly connected with belt support frame, standard chain code 7 will not be to belt
Onwards transmission is transmitted, is remained above the second carrier.The weighing sensor 31 of second carrier 3 measures the standard chain code
The 7 gravitational cue s within the initial alignment cycleTi, the second interface 52 of weighing instrument 5, for it is middle control element 54 control under,
The gravitational cue s of the standard chain code of the second weighing sensor 31 measurement is gathered within the initial alignment cycle constant durationTi。
In the present embodiment, the initial alignment cycle is the demarcation when calibration coefficient of the second carrier 3 is initial alignment coefficient
Cycle, the initial alignment cycle is identical with the time of the scalar period after the default very first time.
Signal processing unit 55, for the Unit Weight L according to standard chain code, initial alignment cycle T and ν, calculates standard
Load cumulant M.Wherein,
M=L × v × T (18)
Signal processing unit 55 is calculated after standard loading cumulant M, and under the control of middle control element 54, the standard is loaded
Cumulant M and sTiStore in storage chip.
In the present embodiment, after this pair of carrier belted electronic balance caliberating device installation, obtained by standard chain code
Standard loading the cumulant M and s of second carrierTi, and stored, and in follow-up double carrier belted electronic balance demarcation
In, it is not necessary to second can be obtained by carrying out loading on location by specific counterweight load maintainer or material load maintainer
Standard loading the cumulant M and s of carrierTi, make device during demarcation simple, and need to only store a standard loading cumulant M
And sTi, multiple staking-out work is carried out, making the manufacturing cost of the caliberating device reduces, reduces double carrier belted electronic balance marks
While determining the maintenance of device, the efficiency of staking-out work is improved.
Further, as shown in figure 3, the present embodiment provide double carrier belted electronic balances caliberating device in, first
The quantity at least two of weighing sensor 21, the quantity at least two of the second weighing sensor 31.
Specifically, the quantity at least two of the first weighing sensor 21, the quantity of first interface 51 is weighed biography with first
The quantity of sensor 21 is equal, and the quantity at least two of the second weighing sensor 31, the quantity of second interface 52 is weighed with second
The quantity of sensor 31 is equal.
In the present embodiment, in the caliberating device of double carrier belted electronic balances, the quantity of the first weighing sensor 21 is at least
For two, the quantity at least two of the second weighing sensor 31 calculates each tired of the first carrier in signal processing unit 55
During each cumulant of the second carrier of dosage and calculating, it is more accurate to calculate, so that the first carrier calculated and the second carrying
The calibration coefficient of device is more accurate.
Further, in double carrier belted electronic balances that the present embodiment is provided, standard chain code 7 passes through rope and belt branch
Support is fixedly connected.
In the present embodiment, belt supporting support is arranged on below belt, and with ground geo-stationary, standard chain code 7 is led to
Cross after rope is fixedly connected with belt support frame, when standard chain code 7 is placed on the belt above the second carrier, passed in belt
In the state of defeated, standard chain code 7 is not moved forward with belt, is remained above the second carrier, so signal transacting list
Member 55 passes through the gravitational cue of the standard chain code of the second weighing sensor 31 of the second carrier 3 of collection, its cumulant calculated
Cumulant is loaded for the standard of the second carrier 3.
In the present embodiment, standard chain code 7 is fixedly connected by rope with belt support frame, makes the fixation of standard chain code more
It is convenient, it is simple and easy to apply.
Fig. 4 is the flow chart of the scaling method embodiment one of the double carrier belted electronic balances of the present invention.As shown in figure 4, this
The scaling method of double carrier belted electronic balances in embodiment, including：
Step 101, weighing instrument 5 by first interface 51, second interface 52 within the default very first time respectively etc. when
Between compartment of terrain gather the first carrier 2 the first weighing sensor 21 measurement belt on transmit material gravitational cue sA1i,
The gravitational cue s of material is transmitted on the belt of the second weighing sensor 31 measurement of two carriers 3B1i, and pass through the 3rd interface 53
Receive the transmission speed signal ν that tachogenerator 4 is sent.
In the present embodiment, continuously transmitted on the same belt 1 of the first carrier 2 and the top of the second carrier 3
Material 7, within the default very first time, weighing instrument 5 is connect under the control of middle control element 54 by first interface 51, second
Mouth 52 distinguishes transmission material on the belt 1 for the first weighing sensor 21 measurement that constant duration must gather the first carrier 2
Gravitational cue sA1i, the second carrier the second weighing sensor measurement belt on transmit material gravitational cue sB1i。
Wherein, belt runs the time required for a whole circle when the default very first time can transmit material for belt 1,
It can be the time required for belt transport preset length, this not limited in the present embodiment.
In the present embodiment, transmission material on the belt 1 that the first weighing sensor 21 is measured is gathered by first interface 51
Gravitational cue sA1iTime interval with by second interface 52 gather the second weighing sensor 31 measure belt on transmit material
Gravitational cue sB1iTime interval it is identical.Time interval can be 2s, 4s etc., or be to this in other numerical value, the present embodiment
Do not limit.
In the present embodiment, the gravitational cue s of collectionA1iAnd sB1iIt can be expressed as shown in formula (1) and formula (2).Wherein, i=
1,2,3 ..., n1, it is positive integer
Step 102, the signal processing unit 55 of weighing instrument 5 is according to the s gathered in the default very first timeA1i, sB1iAnd
ν, calculates the second calibration coefficient of the first carrier 2
Wherein, n1For the positive integer more than 1, kA1, UA0First calibration coefficient of respectively the first carrier, zero point value, kB1, UB0Respectively
For the first calibration coefficient of the second carrier, zero point value.
In the present embodiment, step 102 can be divided into the execution of three below step.
Step 102a, the signal processing unit 55 of weighing instrument 5 is according to the first calibration coefficient k of the first carrierA1, and in advance
If the very first time in collection sA1i, ν, the first material cumulant M of the first carrier 2 of calculatingA1, wherein MA1It is represented by formula
(7) shown in.
Wherein, the first calibration coefficient k of the first carrierA1Conveyed for the first carrier in default very first time inner belt
Calibration coefficient during material.
Step 102b, the signal processing unit 55 of weighing instrument 5 is according to the first calibration coefficient k of the second carrierB1And it is pre-
If the very first time in collection sB1i, ν, the first material cumulant M of the second carrier 3 of calculatingB1, wherein MB1It is represented by formula
(8) shown in.
Wherein, the first calibration coefficient k of the second carrier 3B1It is defeated in default very first time inner belt for the second carrier
Send calibration coefficient during material.
Step 102c, the signal processing unit 55 of weighing instrument 5 is according to the first material cumulant M of the first carrierA1With
The first material cumulant M of second carrierB1, calculate the second calibration coefficient k of the first carrierA2.Wherein, kA2It is represented by
Shown in formula (9).
Step 103, weighing instrument 5 is adopted constant duration by first interface 51, second interface 52 in scalar period
The gravitational cue s of material is transmitted on the belt for the first weighing sensor 21 measurement for collecting the first carrier 2A2i, the second carrier 3
The second weighing sensor 31 measurement belt on transmit material gravitational cue sB2i
In the present embodiment, continuously transmitted on the same belt 1 of the first carrier 2 and the top of the second carrier 3
In material 7, a scalar period after the default very first time, weighing instrument 5 is under the control of middle control element 54, by the
Gather on the belt of the first weighing sensor 21 measurement of the first carrier 2 one interface 51, the constant duration of second interface 52
Transmit the gravitational cue s of materialA2i, the second carrier 3 the second weighing sensor 31 measurement belt on transmit material gravity
Signal sB2i。
Wherein, the integral multiple the time required to scalar period can run a whole circle for belt 1.Gathered by first interface 51
The gravitational cue s of material is transmitted on the belt 1 of first weighing sensor 21 measurementA2iTime interval and pass through second interface 52
Gather the gravitational cue s that material is transmitted on the belt of the second weighing sensor 31 measurementB2iTime interval it is identical.Time interval
It can be 2s, 4s etc., or be this not to be limited in other numerical value, the present embodiment.
In the present embodiment, the gravitational cue s of collectionA2iAnd sB2iIt can be expressed as shown in formula (3) and formula (4).
Step 104, the information calculating unit 55 of weighing instrument 5 is according to kA2, pre-stored standard loading cumulant M prestores
I-th of gravitational cue s in the M of storageTi, and the s gathered in scalar periodA2i, sB2iAnd ν, calculate the second of the second carrier
Calibration coefficientWith complete
The demarcation of paired second carrier 3, wherein, nTFor the positive integer more than 1.
In the present embodiment, step 104 can be divided into the execution of three below step.
Step 104a, the signal processing unit 55 of weighing instrument 5 is according to the second calibration coefficient k of the first carrierA2And mark
The s of collection in fixed cycleA2i, ν, the second material cumulant M of the first carrier 2 of calculatingA2, wherein MA2It is represented by formula (10) institute
Show.
Wherein, the second calibration coefficient k of the first carrierA2For on the basis of the second carrier, first after adjustment carries
The calibration coefficient of device.
Step 104b, the gravity that the signal processing unit 55 of weighing instrument 5 loads cumulant M according to pre-stored standard is believed
Number sTi, the first calibration coefficient k of the second carrierB1, and the s gathered in scalar periodB2i, ν calculates the of the second carrier
Two material standards loading cumulant MB2.Wherein, MB2It is represented by shown in (11).
In the present embodiment, second material standard loading cumulative amount MB2Represent in the scalar period after the default very first time
The material and the accumulative total amount of standard load gathered from the second weighing sensor 31.
Step 104c, the signal processing unit 55 of weighing instrument 5 is according to the second material cumulant of the first carrier and
First mark of the second material standard loading cumulant of two carriers and pre-stored standard loading cumulant M and the second carrier
Determine coefficient kB1, calculate the second calibration coefficient k of the second carrierB2, to complete to demarcate the second carrier.Wherein, kB2Can
It is expressed as shown in formula (13).
Step 105, weighing instrument 5 by first interface 51, second interface 52 within default second time etc. between the time
The gravitational cue s of material is transmitted on the belt for the first weighing sensor measurement that the first carrier is gathered every groundA3i, second carrying
The gravitational cue s of material is transmitted on the belt of the second weighing sensor measurement of deviceB3i。
In the present embodiment, continuously transmitted on the same belt 1 of the first carrier 2 and the top of the second carrier 3
Material 7, in default second time after scalar period, weighing instrument 5 connects under the control of middle control element 54 by first
Transmitted on mouth 51, the belt for the first weighing sensor 21 measurement for gathering the first carrier 2 constant duration of second interface 52
The gravitational cue s of materialA2i, the second carrier 3 the second weighing sensor 31 measurement belt on transmit material gravitational cue
sB2i。
Wherein, belt runs the time required for a whole circle when default second time can transmit material for belt 1,
It can be the time required for belt transport preset length, this not limited in the present embodiment.
In the present embodiment, transmission material on the belt 1 that the first weighing sensor 21 is measured is gathered by first interface 51
Gravitational cue sA3iTime interval with by second interface 52 gather the second weighing sensor 31 measure belt on transmit material
Gravitational cue sB3iTime interval it is identical.Time interval can be 2s, 4s etc., or be to this in other numerical value, the present embodiment
Do not limit.
In the present embodiment, the gravitational cue s of collectionA3iAnd sB3iIt can be expressed as shown in formula (5) and formula (6).
Step 106, the signal processing unit 55 of weighing instrument 5 is according to kB2And collection in default second timeAnd ν, calculate the 3rd calibration coefficient of the first carrier
To complete the demarcation to the first carrier.
In the present embodiment, step 106 can be divided into the execution of three below step.
Step 106a, the signal processing unit 55 of weighing instrument 5 is according to the second calibration coefficient k of the first carrierA2, and in advance
If the second time in collection sA3i, ν, the 3 material cumulant M of the first carrier 2 of calculatingA3, wherein MA3It is represented by formula
(14) shown in.
Step 106b, the signal processing unit 55 of weighing instrument 5 is according to the second calibration coefficient k of the second carrierB2And it is pre-
If the second time in collection sB3i, ν, the 3 material cumulant M of the second carrier 3 of calculatingB3, wherein MB3It is represented by formula
(15) shown in.
Wherein, the second calibration coefficient k of the second carrier 3B2It is defeated in default second time inner belt for the second carrier
Send calibration coefficient during material.
Step 106c, the signal processing unit 55 of weighing instrument 5 is according to the 3 material cumulant M of the first carrierA3With
The 3 material cumulant M of second carrierB3, calculate the 3rd calibration coefficient k of the first carrierA3。kA3It is represented by formula (16)
It is shown.
The scaling method for double carrier belted electronic balances that the present embodiment is provided, is in above-mentioned pair of carrier belted electronic balance
Caliberating device on the basis of scaling method, its implementing principle and technical effect is similar, and here is omitted.
Further, in the scaling method for double carrier belted electronic balances that the present embodiment is provided, mark is stored in step 104
Quasi- loading cumulant M is specifically included：
First, weighing instrument 5 gathers second within the initial alignment cycle by second interface 52 constant duration and weighed
The gravitational cue s of the standard chain code of sensor measurementTi.Wherein, sTiIt is represented by shown in formula (12).
In the present embodiment, the initial alignment cycle holds when being the caliberating device of this pair of carrier belted electronic balance of installation second
Carry the scalar period under the initial alignment coefficient of device.The initial alignment cycle and the scalar period after the follow-up default very first time
Time it is identical.
Then, the signal processing unit 55 of weighing instrument 5, the first of the second carrier is calculated under the control of middle control element 54
Standard loading cumulant M in beginning scalar period.
Specifically, in the present embodiment, the signal processing unit 55 of weighing instrument 5 is according to the Unit Weight of standard chain code, just
Beginning scalar period T, ν calculates the standard loading cumulant M in the initial alignment cycle.Wherein, M is represented by shown in formula (18).
Wherein, wherein, L represents the Unit Weight of standard chain code, and unit is kg/m, and T represents the initial alignment cycle, and ν is represented
The transmission speed signal that tachogenerator is sent.
Finally, weighing instrument stores standard by storage chip and loads cumulant M and sTi。
Further, in the present embodiment, the gravitational cue s of the transmission material of the first weighing sensor measurementA1i, sA2i, sA3i
The average value of the corresponding gravitational cue of respectively at least two first weighing sensors measurement, the biography of the second weighing sensor measurement
The gravitational cue s of defeated materialB1i, sB2i, sB3iAnd the gravitational cue s of standard chain codeTiRespectively at least two second weighing sensors
The average value of the corresponding gravitational cue of measurement.
In the present embodiment, the first weighing sensor 21 at least two, the second weighing sensor 31 at least two,
The gravitational cue s of the transmission material of one weighing sensor 21 measurementA1i, sA2i, sA3iWhen, sA1iIt is that signal processing unit 55 is being preset
The very first time in constant duration collection at least two first weighing sensors 21 measurement gravitational cue average value,
sA2iFor at least two first weighing sensors 21 that constant duration is gathered in the scalar period measurement of signal processing unit 55
The average value of gravitational cue, sA3iFor at least two first weighing and sensings that constant duration is gathered within default second time
The average value of the gravitational cue of device measurement.
In the present embodiment, the gravitational cue s of the transmission material measured in the second weighing sensor 31B1i,
sB2i, sB3iAnd sTiWhen, sB1iFor signal processing unit 55, constant duration is gathered extremely within the default very first time
The average value of the gravitational cue of few two the second weighing sensors 31 measurement, sB2iIt is signal processing unit 55 in scalar period
The average value of the gravitational cue of at least two second weighing sensors 31 measurement of constant duration collection, sB3iFor default
The average value of the gravitational cue at least two second weighing sensors measurement that constant duration is gathered in second time, sTiFor
The average value of the gravitational cue at least two second weighing sensors measurement that constant duration is gathered in the initial alignment cycle.
In the present embodiment, in the present embodiment, the gravitational cue s of the transmission material of the first weighing sensor measurementA1i, sA2i,
sA3iTo be respectively the average value of at least two first weighing sensors, the gravity of the transmission material of the second weighing sensor measurement
Signal sA1i, sA2i, sA3iThe respectively average value of at least two second weighing sensors.First is calculated in signal processing unit 55
During each cumulant of the second carrier of each accumulation amount and calculating of carrier, it is more accurate to calculate, so that the first carrying calculated
The calibration coefficient of device and the second carrier is more accurate.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (7)
1. the caliberating device of a kind of pair of carrier belted electronic balance, including：Belt for conveying material, the first carrier, the
Two carriers, tachogenerator and weighing instrument for measuring the belt transport speed；It is characterized in that：
First carrier and second carrier are successively set on below the belt along material conveying direction；
First carrier includes the first weighing sensor for being used to measure gravity above the belt, second carrier
Including the second weighing sensor for measuring gravity above the belt, the weighing instrument is weighed biography with described first respectively
Sensor, the second weighing sensor and the tachogenerator electrical connection；
Wherein, the weighing instrument includes：First interface, second interface, the 3rd interface, middle control element and signal processing unit,
The middle control element is electrically connected with the first interface, second interface, the 3rd interface and signal processing unit respectively；
The first interface, within the default very first time, in scalar period, the time to be waited respectively in default second time
Compartment of terrain gathers the gravitational cue s of the transmission material of the first weighing sensor measurementA1i, sA2i, sA3i；
The second interface, within the default very first time, in scalar period, the time to be waited respectively in default second time
Compartment of terrain gathers the gravitational cue s of the transmission material of the second weighing sensor measurementB1i, sB2i, sB3i, wherein, i is just whole
Number；
3rd interface, for receiving the transmission speed signal ν that the tachogenerator is sent；
The signal processing unit, under the control of middle control element according to the s gathered in the default very first timeA1i,
The sB1iAnd the ν, calculate the second calibration coefficient of first carrierWherein, n1To be just whole more than 1
Number, kA1, UA0First calibration coefficient of respectively the first carrier, zero point value, kB1, UB0First mark of respectively the second carrier
Determine coefficient, zero point value；
The signal processing unit, is additionally operable under the control of middle control element according to the kA2, pre-stored standard, which is loaded, accumulates
Measure i-th of gravitational cue s in M, the pre-stored MTi, and the s gathered in scalar periodA2i, the sB2iAnd institute
ν is stated, the second calibration coefficient of second carrier is calculatedTo complete to described
The demarcation of second carrier, wherein, nTFor the positive integer more than 1；
The signal processing unit, is additionally operable under the control of middle control element according to the kB2And adopted in default second time
The s of collectionA3i, sB3iAnd the ν, calculate the 3rd calibration coefficient of first carrierTo complete to carry to described first
The demarcation of device.
2. device according to claim 1, it is characterised in that also include：Standard chain code, the standard chain code is arranged at institute
State on the belt above the second carrier, be in contact and be fixedly connected with belt support frame with the belt, the weighing instrument
Also include：Storage chip, the storage chip is electrically connected with the middle control element；
The second interface, is additionally operable within the initial alignment cycle gather the second weighing sensor measurement constant duration
The standard chain code gravitational cue sTi；
The signal processing unit, is additionally operable to calculate second carrier in initial alignment under the control of the middle control element
Standard loading cumulant M=L × ν × T in cycle, wherein, L represents the Unit Weight of the standard chain code, and T represents initial mark
Fixed cycle；
The storage chip, for storing the M and sTi。
3. device according to claim 2, it is characterised in that the quantity at least two of first weighing sensor,
The quantity at least two of second weighing sensor.
4. device according to claim 3, it is characterised in that also include：The standard chain code passes through rope and the skin
Band support frame is fixedly connected.
5. the scaling method of a kind of pair of carrier belted electronic balance, it is characterised in that including：
Weighing instrument gathers first within the default very first time by first interface, second interface constant duration and held respectively
The gravitational cue s of material is transmitted on the belt for the first weighing sensor measurement for carrying deviceA1i, the second carrier second weighs biography
The gravitational cue s of material is transmitted on the belt of sensor measurementB1i, and the transmission sent by the 3rd interface tachogenerator
Rate signal ν, wherein, i is positive integer；
The signal processing unit of the weighing instrument is according to the s gathered in the default very first timeA1i, the sB1iAnd it is described
ν, calculates the second calibration coefficient of first carrierIts
In, n1For the positive integer more than 1, kA1, UA0First calibration coefficient of respectively the first carrier, zero point value, kB1, UB0Respectively
First calibration coefficient of the second carrier, zero point value；
The weighing instrument gathers described constant duration by the first interface, the second interface in scalar period
The gravitational cue s of material is transmitted on the belt of the first weighing sensor measurement of first carrierA2i, the second carrier second
The gravitational cue s of material is transmitted on the belt of weighing sensor measurementB2i；
The information calculating unit of the weighing instrument is according to the kA2, pre-stored standard loading cumulant M, pre-stored is described
I-th of gravitational cue s in MTi, and the s gathered in scalar periodA2i, the sB2iAnd the ν, calculate described second
Second calibration coefficient of carrierWith
The demarcation to second carrier is completed, wherein, nTFor the positive integer more than 1；
The weighing instrument gathers institute constant duration by the first interface, second interface within default second time
The gravitational cue s of material is transmitted on the belt for the first weighing sensor measurement for stating the first carrierA3i, the second carrier
The gravitational cue s of material is transmitted on the belt of two weighing sensors measurementB3i；
The signal processing unit of the weighing instrument is according to the kB2And the s gathered in default second timeA3i, sB3i
And the ν, calculate the 3rd calibration coefficient of first carrierWith
Complete the demarcation to first carrier.
6. method according to claim 5, it is characterised in that the storage standard loads cumulant M, specifically includes：
The weighing instrument gathers the second weighing and sensing constant duration by the second interface within the initial alignment cycle
The gravitational cue s of the standard chain code of device measurementTi；
The signal processing unit of the weighing instrument, calculates standard loading of second carrier within the initial alignment cycle tired
Accumulated amount M=L × ν × T, wherein, L represents the Unit Weight of the standard chain code, and T represents the initial alignment cycle；
The weighing instrument stores the standard by storage chip and loads the cumulant M and sTi。
7. method according to claim 6, it is characterised in that the weight of the transmission material of the first weighing sensor measurement
Force signal sA1i, sA2i, sA3iThe average value of the corresponding gravitational cue of respectively at least two first weighing sensors measurement, it is described
The gravitational cue s of the transmission material of second weighing sensor measurementB1i, sB2i, sB3iAnd the gravitational cue s of standard chain codeTiRespectively
The average value of the corresponding gravitational cue of at least two second weighing sensors measurement.
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| CN109060083B (en) * | 2018-08-23 | 2020-05-29 | 南京林业大学 | Double-metering belt scale |
| CN111412973A (en) * | 2019-01-04 | 2020-07-14 | 致伸科技股份有限公司 | Electronic scale with correction function and correction method applied to electronic scale |
| CN109945963A (en) * | 2019-03-19 | 2019-06-28 | 四川大学 | The parallel sensor weighing system scaling method in place not influenced by installation randomness |
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| DE59812856D1 (en) * | 1997-03-11 | 2005-07-21 | Mettler Toledo Gmbh | Electronic scale |
| CN101206136B (en) * | 2007-12-06 | 2013-06-19 | 云南昆船电子设备有限公司 | Weighing method of electronic belt conveyor scale capable of checking automatically |
| CN201993154U (en) * | 2010-11-17 | 2011-09-28 | 营口大和制衡产业有限公司 | Self-checking electronic belt conveyor scale |
| CN102980645A (en) * | 2012-11-06 | 2013-03-20 | 昆明理工大学 | Calibration device of electronic belt scale |
| CN204944658U (en) * | 2015-06-19 | 2016-01-06 | 北京市煤炭矿用机电设备技术开发有限公司 | The caliberating device of two carrier belted electronic balance |
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