CN116592984A - Kitchen scale calibration method - Google Patents
Kitchen scale calibration method Download PDFInfo
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- CN116592984A CN116592984A CN202310672718.4A CN202310672718A CN116592984A CN 116592984 A CN116592984 A CN 116592984A CN 202310672718 A CN202310672718 A CN 202310672718A CN 116592984 A CN116592984 A CN 116592984A
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000005303 weighing Methods 0.000 claims abstract description 7
- 230000005484 gravity Effects 0.000 claims description 6
- 230000035945 sensitivity Effects 0.000 claims description 4
- 238000006467 substitution reaction Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000012790 confirmation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G23/00—Auxiliary devices for weighing apparatus
- G01G23/01—Testing or calibrating of weighing apparatus
- G01G23/012—Testing or calibrating of weighing apparatus with load cells comprising in-build calibration weights
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/30—Computing systems specially adapted for manufacturing
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
Abstract
The application relates to the technical field of kitchen scales, and discloses a kitchen scale calibration method, S1, a calibration program is started: s2, selecting different measuring ranges; s3, placing articles with known weight in a corresponding measuring range, and manually modifying the reading of the calibration scale according to the mass of the articles with known weight after the articles with known weight are stable; s4, placing other articles with known weights and different masses in the step S3, and manually modifying the reading of the calibration scale after the articles with known weights are stable; s5, placing other articles with known weights and different masses in the steps S3 and S4, and manually modifying the reading of the calibration scale after the articles with known weights are stable. S6, repeating the step S5 for a plurality of times, wherein the mass of the articles with known weight is different each time; s7, after calibration, the kitchen scale calibration method for weighing is started, weights with fixed values are not needed, articles with known weights can be used for replacing the weights, and errors are reduced and calibration accuracy is improved through multiple times of calibration.
Description
Technical Field
The application relates to the technical field of kitchen scales, in particular to a kitchen scale calibration method.
Background
The existing kitchen scale calibration mode is shown in fig. 1, and the calibration process is carried out, namely, the range and the graduation are selected, the corresponding weight value (one weight calibration or a plurality of weight calibration) is placed according to the prompt, and the calibration is completed.
This approach has the following problems when practical:
(1) A fixed weight is needed, and if the weight is misplaced, the calibrated weight is inaccurate;
(2) When multiple weights are used for calibration, the weights need to be placed from low to high (or from high to low) according to the indicated weight values, and if the first weight is misplaced, the calibration will fail
(3) Especially, when the user needs to recalibrate in the use process, the user cannot calibrate the required fixed weight without calibrating.
In order to solve the problems, the application provides a kitchen scale calibration method.
Disclosure of Invention
Aiming at the defects of the prior art, the application provides a kitchen scale calibration method, which solves the problems.
A kitchen scale calibration method comprising the steps of:
s1, starting a calibration program:
s2, selecting different measuring ranges;
s3, placing articles with known weight in a corresponding measuring range, and manually modifying the reading of the calibration scale according to the mass of the articles with known weight after the articles with known weight are stable;
s4, placing other articles with known weights and different masses in the step S3, and manually modifying the reading of the calibration scale after the articles with known weights are stable;
s5, placing other articles with known weights and different masses in the steps S3 and S4, and manually modifying the reading of the calibration scale after the articles with known weights are stable.
S6, repeating the step S5 for a plurality of times, wherein the mass of the articles with known weight is different each time;
and S7, after calibration, weighing is carried out.
The application is further provided with: in the step S2, the range of the measuring range is 100-1000000g, the measuring range is divided into a plurality of intervals, and the difference between the maximum measuring range and the minimum measuring range of each interval is 10%.
The application is further provided with: the number of the step S6 is not less than twice.
The application is further provided with: the intelligent weighing scale comprises a kitchen scale controller, a weight sensor, an input keyboard and a display, wherein the output end of the kitchen scale controller is electrically connected with the input end of the display, the output end of the gravity sensor is electrically connected with the input end of the kitchen scale controller, and the output end of the input keyboard is electrically connected with the input end of the kitchen scale controller.
The application is further provided with: in the step S3, after the articles with known weights are stabilized, the method further includes the following steps:
(a) Obtaining a reading of the kitchen scale before the reading is modified, wherein the reading is Df, and the Df is substituted into a formula;
R front part =Df/Wf
(b) Acquiring a reading of the kitchen scale before the reading is modified, wherein the reading is Do, and substituting the Do into a formula;
R rear part (S) =Do/Wf
Wherein R is Front part To modify the pre-weight relationship value, wf is the full scale weight value, R Rear part (S) Is the modified weight relationship value.
The application is further provided with: the step S6 includes the steps of:
(5) Obtaining R for each known weight of article Front part And R is Rear part (S) Numerical values and grouped according to article weight;
(6) Will obtain R in each group Front part And R is Rear part (S) Numerical values are substituted into the formula:
R front part -R Rear part (S) =R Difference of difference ；
(7) R is R Difference of difference The numerical value is classified as R Difference of difference Collecting the number and obtaining R Difference of difference Average value of the number set to obtain R Average of ；
(8) R is R Difference of difference And R is R Average of Substitution formula:
R average of -R Difference of difference
If R is Average of -R Difference of difference As a result of (C), R is not less than-0.5 Average of -R Difference of difference And (7) when the temperature is more than or equal to 0.5, entering a step S7.
Compared with the prior art, the application provides a kitchen scale calibration method, which has the following beneficial effects:
(1) According to the kitchen scale calibration method, the weight is automatically identified to calibrate through the gravity sensor, the weight measured value can be corrected through the input keyboard, and calibration is performed for multiple times, so that the problem that the error calibration or calibration failure is caused by the error placement of the weight can be reduced, and the problem that the weight required by calibration cannot be recalibrated can be solved.
(2) According to the kitchen scale calibration method, weights with fixed values are not needed, articles with known weights can be replaced for practicality, and the calibration accuracy is improved through repeated calibration, so that errors are reduced.
Drawings
FIG. 1 is a block diagram of a kitchen scale calibration flow in the prior art;
FIG. 2 is a flow chart of the present application;
FIG. 3 is a system block diagram of a kitchen scale controller of the present application;
FIG. 4 is a block diagram of a second system according to an embodiment of the present application;
fig. 5 is a block diagram of a third system according to an embodiment of the present application.
Detailed Description
Referring to fig. 1-5, a kitchen scale calibration method, comprises the following steps:
s1, starting a calibration program:
s2, selecting different measuring ranges;
s3, placing articles with known weight in a corresponding measuring range, and manually modifying the reading of the calibration scale according to the mass of the articles with known weight after the articles with known weight are stable;
s4, placing other articles with known weights and different masses in the step S3, and manually modifying the reading of the calibration scale after the articles with known weights are stable;
s5, placing other articles with known weights and different masses in the steps S3 and S4, and manually modifying the reading of the calibration scale after the articles with known weights are stable.
S6, repeating the step S5 for a plurality of times, wherein the mass of the articles with known weight is different each time;
and S7, after calibration, weighing is carried out.
The application is further provided with: in the step S2, the range of the measuring range is 100-1000000g.
The application is further provided with: the number of the step S6 is not less than twice.
The application is further provided with: the intelligent kitchen scale control system comprises a kitchen scale controller, a gravity sensor, an input keyboard and a display, wherein the output end of the kitchen scale controller is electrically connected with the input end of the display, the output end of the gravity sensor is electrically connected with the input end of the kitchen scale controller, and the output end of the input keyboard is electrically connected with the input end of the kitchen scale controller.
The application is further provided with: in the step S3, after the articles with known weights are stabilized, the method further includes the following steps:
(a) Obtaining a reading of the kitchen scale before the reading is modified, wherein the reading is Df, and the Df is substituted into a formula;
R front part =Df/Wf
(b) Acquiring a reading of the kitchen scale before the reading is modified, wherein the reading is Do, and substituting the Do into a formula;
R rear part (S) =Do/Wf
Wherein R is Front part To modify the pre-weight relationship value, wf is the full scale weight value, R Rear part (S) Is the modified weight relationship value.
The application is further provided with: the step S6 includes the steps of:
(9) Obtaining R for each known weight of article Front part And R is Rear part (S) Numerical values and grouped according to article weight;
(10) Will obtain R in each group Front part And R is Rear part (S) Numerical values are substituted into the formula:
R front part -R Rear part (S) =R Difference of difference ；
(11) R is R Difference of difference The numerical value is classified as R Difference of difference Collecting the number and obtaining R Difference of difference Average value of the number set to obtain R Average of ；
(12) R is R Difference of difference And R is R Average of Substitution formula:
R average of -R Difference of difference
If R is Average of -R Difference of difference As a result of (C), R is not less than-0.5 Average of -R Difference of difference And (7) when the temperature is more than or equal to 0.5, entering a step S7.
Embodiment two: the kitchen scale calibration method of the application comprises the following steps when in use:
(1) Entering a calibration program according to corresponding cases:
(2) Switching range, such as 1000g, 2000g or 5000g;
(3) Selecting a measuring range, such as 5000g, and displaying the measuring range of 5000g at the moment;
(4) After confirmation, displaying 5000g of weight internal code;
(5) Prompting to put weights, putting any weight of articles, automatically identifying and solving weight values by a system, and manually adjusting the weight to be consistent with the weight of the articles;
(6) And (5) successfully calibrating and weighing.
Embodiment III: the kitchen scale calibration method of the application comprises the following steps when in use:
(1) Pressing the corresponding key to enter a calibration program:
(2) Switching range, such as 1000g, 2000g or 5000g;
(3) Selecting a measuring range, such as 5000g, and displaying the measuring range of 5000g at the moment;
(4) After confirmation, displaying 5000g of weight internal code;
(5) Prompting to put weights, putting any weight, such as 2000g, and automatically identifying the system;
(6) Prompting to put weights, putting any weight, such as 5000g, and automatically identifying the system;
(7) Prompting to put weights, putting any weight, such as 500g, and automatically identifying the system;
(8) And (5) successfully calibrating and weighing.
Fourth embodiment; after the uncalibrated kitchen scale enters a calibration program, the program identifies the sensitivity output value of the sensor in the zero position and the sensitivity output value (generally 1.0 mV/V) of the maximum range of the required sensor, calculates the weight value required by each section, and can identify the corresponding weight value when the placed weight is in the corresponding range, and then enters the calibration.
After the calibrated kitchen scale enters a calibration program, the program calculates weight values required by each section according to parameter values calibrated last time, and when the placed weights are in the corresponding range, the corresponding weight values can be identified, and then the kitchen scale enters the calibration.
Any weight value can be put into the flow, the system can automatically identify, and the number of times of calibrating the weights can be according to the requirements of users.
The weights are standard weights, if a user does not have the weights, any known weight object can be used, the system automatically identifies and manually corrects the identified weight, and the kitchen scale calibration can be completed: if 2323g of object is placed on the hand, 2323g of object is placed when the weight is prompted, the system automatically recognizes that 2300g is placed, the weight is changed into 2323g by a manual key, and then the calibration is completed by pressing a 'confirmation' key.
The procedure introduces automatic calibration weights for calibration, so that the problems of incorrect calibration or calibration failure caused by incorrect placement of weights and the problem that the weights required for calibration cannot be recalibrated can be reduced.
In summary, the kitchen scale calibration method automatically identifies the calibration weight for calibration through the weight sensor, corrects the weight measurement value through the input keyboard, and calibrates for multiple times, thus reducing the problems of incorrect calibration or calibration failure caused by incorrect placement of the weight and the problem that the weight which is not required for calibration cannot be recalibrated
The weight with fixed numerical value is not needed, the weight can be replaced by the articles with known weight, and the calibration accuracy is improved through repeated calibration, so that errors are reduced.
Claims (7)
1. A kitchen scale calibration method, comprising the steps of:
s1, starting a calibration program:
s2, selecting different measuring ranges;
s3, placing articles with known weight in a corresponding measuring range, and manually modifying the reading of the calibration scale according to the mass of the articles with known weight after the articles with known weight are stable;
s4, placing other articles with known weights and different masses in the step S3, and manually modifying the reading of the calibration scale after the articles with known weights are stable;
s5, placing other articles with known weights and different masses in the steps S3 and S4, and manually modifying the reading of the calibration scale after the articles with known weights are stable;
s6, repeating the step S5 for a plurality of times, wherein the mass of the articles with known weight is different each time;
and S7, after calibration, weighing is carried out.
2. A kitchen use scale calibration method according to claim 1, characterized in that: in the step S2, the range of the measuring range is 100-1000000g, the measuring range is divided into a plurality of intervals, and the difference between the maximum measuring range and the minimum measuring range of each interval is 10%.
3. A kitchen use scale calibration method according to claim 1, characterized in that: the number of the step S6 is not less than twice.
4. The method of claim 1, wherein the hardware comprises a kitchen scale controller, a gravity sensor, an input keyboard and a display, wherein the output end of the kitchen scale controller is electrically connected with the input end of the display, the output end of the gravity sensor is electrically connected with the input end of the kitchen scale controller, and the output end of the input keyboard is electrically connected with the input end of the kitchen scale controller.
5. A kitchen use scale calibration method according to claim 1, characterized in that: in the step S3, after the articles with known weights are stabilized, the method further includes the following steps:
(a) Obtaining a reading of the kitchen scale before the reading is modified, wherein the reading is Df, and the Df is substituted into a formula;
R front part =Df/Wf
(b) Acquiring a reading of the kitchen scale before the reading is modified, wherein the reading is Do, and substituting the Do into a formula;
R rear part (S) =Do/Wf
Wherein R is Front part To repairBefore changing weight relation value, wf is full scale weight value, R Rear part (S) Is the modified weight relationship value.
6. The kitchen use scale calibration method according to claim 1, wherein the step S6 comprises the steps of:
(1) Obtaining R for each known weight of article Front part And R is Rear part (S) Numerical values and grouped according to article weight;
(2) Will obtain R in each group Front part And R is Rear part (S) Numerical values are substituted into the formula:
R front part -R Rear part (S) =R Difference of difference ；
(3) R is R Difference of difference The numerical value is classified as R Difference of difference Collecting the number and obtaining R Difference of difference Average value of the number set to obtain R Average of ；
(4) R is R Difference of difference And R is R Average of Substitution formula:
R average of -R Difference of difference
If R is Average of -R Difference of difference As a result of (C), R is not less than-0.5 Average of -R Difference of difference And (7) when the temperature is more than or equal to 0.5, entering a step S7.
7. A kitchen scale calibration method, comprising the steps of: after the uncalibrated kitchen scale enters a calibration program, the program identifies the sensitivity output value of the sensor in the zero position and the sensitivity output value (generally 1.0 mV/V) of the maximum range of the required sensor, calculates the weight value required by each section, and can identify the corresponding weight value when the placed weight is in the corresponding range, and then enters the calibration;
after the calibrated kitchen scale enters a calibration program, the program calculates weight values required by each section according to parameter values calibrated last time, and when the placed weights are in a corresponding range, the corresponding weight values can be identified, and then the kitchen scale enters the calibration;
any weight value can be put in the flow, the system can automatically identify, and the number of times of calibrating weights can be according to the requirement of a user;
the weights are standard weights, if a user does not have the weights, any known weight object can be used, the system automatically identifies and manually corrects the identified weight, and the kitchen scale calibration can be completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310672718.4A CN116592984A (en) | 2023-06-08 | 2023-06-08 | Kitchen scale calibration method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310672718.4A CN116592984A (en) | 2023-06-08 | 2023-06-08 | Kitchen scale calibration method |
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| Publication Number | Publication Date |
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| CN116592984A true CN116592984A (en) | 2023-08-15 |
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| CN202310672718.4A Pending CN116592984A (en) | 2023-06-08 | 2023-06-08 | Kitchen scale calibration method |
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- 2023-06-08 CN CN202310672718.4A patent/CN116592984A/en active Pending
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