CN113916335A - Material box with counting function and counting method - Google Patents
Material box with counting function and counting method Download PDFInfo
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- CN113916335A CN113916335A CN202111086843.4A CN202111086843A CN113916335A CN 113916335 A CN113916335 A CN 113916335A CN 202111086843 A CN202111086843 A CN 202111086843A CN 113916335 A CN113916335 A CN 113916335A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F17/00—Methods or apparatus for determining the capacity of containers or cavities, or the volume of solid bodies
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- G06—COMPUTING; CALCULATING OR COUNTING
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Abstract
The invention discloses a material box with a checking function and a checking method. According to the counting device, the counting of the materials is realized by measuring the weight and the volume of the materials in the material box, so that the counting of the flatly placed and scattered materials can be realized, the counting of the piled and shielded materials can also be realized, and the applicability is strong; the two material counting modes of the invention can be mutually verified, so that the counting result of the materials is more reliable.
Description
Technical Field
The invention relates to the technical field of material counting, in particular to a material box with a counting function and a counting method.
Background
In the face of diversification and refinement of elements, the traditional warehouse material counting needs a large amount of manpower, takes a large amount of time, and inevitably generates errors due to manual counting. The current enterprise operation urgently needs a method for automatically counting materials so as to realize automation, improve efficiency and reduce cost.
At present, the existing material counting methods have strong limitations, for example, a material counting method based on matlab image processing disclosed in chinese patent literature, which is under the publication number CN110264463A, includes: (1) reading a material image; (2) analyzing the material image read in the step (1) by adopting a segmentation counting method, and identifying effective device images in the material image; (3) carrying out graying processing on the effective device image obtained in the step (2), and converting the effective device image subjected to graying processing into an image only with black and white colors; (4) performing binarization processing on the black-white two-color image in the step (3) by adopting a binarization method to obtain a binary image; (5) performing morphological processing on the binary image obtained in the step (4), namely corroding the obtained binary image, corroding N pixel points inwards, expanding M pixel points outwards, and removing interference in the binary image until an obvious distance is generated between adjacent effective device boundaries in the binary image; (6) and finally, marking the connected domain, detecting pixels in the connected domain as a target, and finally counting the target number as the effective device number to realize the counting of the bulk surface-mounted device material images. Although the manual counting method is improved in control and simulation technology, and the image counting of the bulk surface-mounted device materials is realized, the method can only count the materials which are horizontally placed and scattered, and once the materials are stacked and shielded, the counting of the materials cannot be realized.
Disclosure of Invention
The invention provides a material box with a counting function and a counting method, aiming at overcoming the problem that the materials which are stacked or shielded cannot be automatically counted in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a material case with check function, includes the air pump, the air pump sets up on the air current pipe, the side of material case is equipped with the air inlet, the air inlet links to each other with the air current pipe, material incasement portion is equipped with barometer and intelligent pressure sensor equipment, the front of material case is equipped with gets the material mouth, the material case is equipped with trigger button. The material box can realize counting of materials in two modes, one mode is that the total quality of the materials is measured by measuring the quality of the materials under the condition of knowing the quality of single materials, and the quantity of the materials can be obtained by comparing, so that the requirement on the environment is low, the counting of the materials can be carried out in real time, after a material taking person grabs the materials, the remaining materials in the material box can be immediately counted, and the quantity of the taken materials and the quantity of the remaining materials in the material box can be quickly obtained; the other method is to count the materials by measuring the volume of the materials, measure the total volume of the materials under the condition of knowing the volume of the monomer of the materials, and obtain the quantity of the materials by making a ratio. The counting device can count the materials by measuring the weight and the volume of the materials in the material box, can count the materials which are horizontally placed and scattered, can count the materials which are piled and shielded, and has strong applicability.
As a preferable aspect of the present invention, the intelligent pressure sensor device includes a pressure sensor and a control main board. The pressure sensor is used for measuring the weight of all materials in the storage box, and the control main board can calculate the quantity of the materials in the storage box according to the weight of all the materials and the weight of a single material.
As a preferable scheme of the invention, a display screen is arranged on the material box. The display screen links to each other with intelligent pressure sensor equipment's control mainboard, can obtain the data of material in the storage tank in real time and show, and data update is real-time, accurate, stable, and the personnel of conveniently getting the material look over.
As a preferable scheme of the invention, the barometer and the display screen are both connected with a control mainboard of the intelligent pressure sensor device. The control mainboard can calculate according to the gas pressure parameter in the material case after the material case that the barometer was measured through filling gas and standing or the weight data of the material in the storage tank that pressure sensor measured to show the calculated result on the display screen.
As a preferable scheme of the invention, a motor is arranged on the side surface of the material box and used for controlling the opening and closing of the material taking port and the air inlet. When the counting of the materials is realized by measuring the volume of the materials, the materials need to be filled with gas, the air pressure in the materials needs to be changed, the materials need to be totally closed, and the motor is used for controlling the opening and closing of the material taking port and the air inlet so as to realize the closing and opening of the materials.
As a preferable scheme of the invention, a material box is arranged above the intelligent pressure sensor equipment. The material box is used for placing materials, and when the quantity of the materials is calculated by a control main board of the intelligent pressure sensor equipment, the weight factor of the material box is subtracted in advance.
As a preferred scheme of the invention, the material box is provided with a voice broadcasting device and an indicating lamp strip, the material box is made of metal materials, and the wind pump has a gas flow monitoring function. When a material taking person takes materials, the control main board of the intelligent pressure sensor equipment updates and calculates the quantity of the materials in the material box in real time, and the voice broadcasting device broadcasts the quantity of the materials taken away by the material taking person in a voice mode, so that the material taking person can take the materials conveniently, the material taking person does not need to check the quantity of the materials, time is saved, and the quantity of the materials can be mutually verified with the quantity of the voice broadcasting if the material taking person also checks the quantity of the materials, and the phenomenon that the quantity of the taken materials is wrong is prevented; the indicating lamp band realizes the flashing indication of the indicating lamp band on the specific position of the material box of each single product of the selected material, thereby being convenient for guiding the staff to quickly finish the goods taking; the material box is made of metal materials and has good sealing performance; the wind power pump has a gas flow monitoring function, and can directly monitor the volume of gas conveyed into the material tank or calculate the volume of the gas conveyed into the material tank according to the gas flow rate and time.
A counting method of a material box with a counting function comprises the following steps: s1: the intelligent pressure sensor equipment is used for weighing the materials in the material box; s2: the total weight of the materials in the material box is compared with the monomer weight of the materials to obtain the quantity N of the materials in the material box1(ii) a S3: when the trigger button is pressed, the material taking port is closed, the air inlet is opened, the wind pump starts to work to inflate the material tank, and when the volume of the gas conveyed into the material tank and measured by the wind pump reaches a preset value VGWhen the wind pump works, the air inlet is closed, and the wind pump stops working; s4: standing for t minutes to obtain the air pressure P in the material box measured by the air pressure gauge1Opening a material taking port; s5: will be inflatedAir pressure P in the bin1Presetting the volume value V of the gas to be inflatedGThe quantity N of the materials in the material box is obtained by substituting the relevant fixed parameters into a calculation formula2(ii) a S6: if N is present1And N2Equal, the material quantity is N1Or N2If N is present1And N2Is not equal, then N is2The standard is. The counting method has two modes to count the materials, one mode is to measure the total mass of the materials by measuring the mass of the materials under the condition of knowing the mass of single materials, and the quantity of the materials can be obtained by comparing, so that the requirement on the environment is low, the counting of the materials can be carried out in real time, after a material taking person grabs the materials, the remaining materials in the material box can be immediately checked, and the quantity of the taken materials and the quantity of the remaining materials in the material box can be quickly obtained; the other method is to count the materials by measuring the volume of the materials, measure the total volume of the materials under the condition of knowing the volume of the monomer of the materials, and obtain the quantity of the materials by making a ratio.
As a preferable scheme of the present invention, the relevant fixed parameters in S5 include: atmospheric pressure P0Volume V of material box0And volume V of monomer material1. In a method for inventorying materials by measuring the volume of the materials, the volume of the materials is measured by filling a sealed material tank with a gas, the pressure of the gas and the amount of the gaseous substance, i.e. the volume of the gas at atmospheric pressure, are proportional for the gas pressure when the temperature and the volume are constant, whereby the volume of the gas at atmospheric pressure in the material tank can be calculated, the volume V of the material tank being used0The volume of the material is obtained by making a difference with the volume of the gas in the material box under the atmospheric pressure, and then the volume of the material is compared with the volume V of the monomer material1And (4) obtaining the quantity of the materials in the material box by comparing.
As a preferred embodiment of the present invention, the calculation formula in S6 is:
wherein, V0Is the volume of the material tank, V1Is the monomer volume of the material, P0At atmospheric pressure, VGFor volume of gas conveyed into the tank, P1The pressure intensity of the gas in the material box after the gas is conveyed into the material box and is kept stand.
Therefore, the invention has the following beneficial effects: according to the counting device, the counting of the materials is realized by measuring the weight and the volume of the materials in the material box, so that the counting of the flatly placed and scattered materials can be realized, the counting of the piled and shielded materials can also be realized, and the applicability is strong; the two material counting modes of the invention can be mutually verified, so that the counting result of the materials is more reliable.
Drawings
Fig. 1 is a schematic view of an external structure of a material box with counting function according to the present invention;
FIG. 2 is a schematic view of the internal structure of a material box with counting function according to the present invention;
FIG. 3 is a side schematic view of a bin with an inventory function according to the present invention;
fig. 4 is a flow chart of an inventorying method of a material bin with an inventorying function according to the invention;
in the figure: 1. a material box; 2. an airflow duct; 3. a wind pump; 4. a motor; 5. a material taking port; 6. a voice broadcasting device; 7. a display screen; 8. an indicator light strip; 9. a trigger button; 10. an outer port of the gas flow tube; 11. a material box; 12. an intelligent weighing sensor; 13. an air inlet; 14. a barometer.
Detailed Description
The invention is further described with reference to the following detailed description and accompanying drawings.
As shown in fig. 1, 2 and 3, the material box with the counting function comprises a wind power pump 3, wherein the wind power pump 3 is arranged on an airflow pipe 2, an air inlet 13 is arranged on the side surface of the material box 1, the air inlet 13 is connected with the airflow pipe 2, a barometer 14 and an intelligent pressure sensor device 12 are arranged inside the material box 1, a material taking port 5 is arranged on the front surface of the material box 1, and a trigger button 9 is arranged on the material box 1. The material box can realize counting of materials in two modes, one mode is that the total quality of the materials is measured by measuring the quality of the materials under the condition of knowing the quality of single materials, and the quantity of the materials can be obtained by comparing, so that the requirement on the environment is low, the counting of the materials can be carried out in real time, after a material taking person grabs the materials, the remaining materials in the material box can be immediately counted, and the quantity of the taken materials and the quantity of the remaining materials in the material box can be quickly obtained; the other method is to count the materials by measuring the volume of the materials, measure the total volume of the materials under the condition of knowing the volume of the monomer of the materials, and obtain the quantity of the materials by making a ratio.
The intelligent pressure sensor device 12 includes a pressure sensor and a control motherboard. The pressure sensor is used for measuring the weight of all materials in the storage box, and the control main board can calculate the quantity of the materials in the storage box according to the weight of all the materials and the weight of a single material.
The material box 1 is provided with a display screen 7. Display screen 7 links to each other with pressure sensor equipment 12's control mainboard, can obtain the data of material in the storage tank in real time and show, and data update is real-time, accurate, stable, conveniently gets the material personnel and look over.
The barometer 14 and the display screen 7 are both connected with the control mainboard of the intelligent pressure sensor device 12. The control mainboard can calculate according to the gas pressure parameter in the material case 1 after the material case measured by the barometer 14 is stood through filling gas or the weight data of the material in the storage box measured by the pressure sensor, and display the calculation result on the display screen 7.
And a motor is arranged on the side surface of the material box 1 and is used for controlling the opening and closing of the material taking port 5 and the air inlet 13. When counting of materials is achieved by measuring the volume of the materials, the materials need to be filled with gas in the material box 1, the air pressure in the material box 1 is changed, the material box 1 is required to be fully closed, and the motor is used for controlling the opening and closing of the material taking opening 5 and the air inlet 13 so as to achieve the closing and opening of the material box 1.
A material box 11 is arranged above the intelligent pressure sensor device 12. The material box 11 is used for placing materials, and when the control main board of the intelligent pressure sensor device 12 calculates the quantity of the materials, the weight factor of the material box 11 is subtracted in advance.
Be equipped with voice broadcast device 6 and indicator light area 8 on the material case 1, material case 1 is the metal material, and wind-force pump 3 has the gas flow monitoring function. When a material taking person takes materials, the control main board of the intelligent pressure sensor device 12 updates and calculates the quantity of the materials in the material box 1 in real time, and the voice broadcasting device 6 broadcasts the quantity of the materials taken away by the material taking person in a voice mode, so that the material taking person can take the materials conveniently, the material taking person does not need to check the quantity of the materials, time is saved, and on the other hand, if the material taking person also checks the quantity of the materials, the quantity of the materials can be mutually verified with the quantity of the voice broadcasting, and the phenomenon that the quantity of the taken materials is wrong is prevented; the indicating lamp strip 8 realizes the flashing indication of the indicating lamp strip on the specific position of the material box 1 of each single product of the selected material, thereby being convenient for guiding the staff to quickly finish the goods taking; the material box 1 is made of metal materials and has good sealing performance; the wind power pump 3 has a gas flow monitoring function, and can directly monitor the volume of gas conveyed into the material tank 1, or calculate the volume of gas conveyed into the material tank 1 according to the gas flow rate and time.
As shown in fig. 4, the method for counting the material tanks with counting function includes the following steps: s1: the intelligent pressure sensor device 12 is used for weighing the materials in the material box 1; s2: the total weight of the materials in the material box 1 is compared with the monomer weight of the materials to obtain the quantity N of the materials in the material box 11(ii) a S3: when the trigger button 9 is pressed, the material taking port 5 is closed, the air inlet 13 is opened, the wind pump 3 starts to work to inflate the material tank 1, and when the volume of the gas conveyed into the material tank 1 and measured by the wind pump 3 reaches a preset value VGWhen the air inlet 13 is closed, the wind pump 3 stops working; s4: after standing for t minutes, the air pressure P in the material box 1 measured by the air pressure gauge 14 is obtained1Opening the material taking port 5; s5: the air pressure P in the material tank 1 after being inflated1Presetting the volume value V of the gas to be inflatedGThe quantity N of the material in the material box 1 is obtained by substituting the relevant fixed parameters into a calculation formula2(ii) a S6: if N is present1And N2Equal, the material quantity is N1Or N2If N is present1And N2Is not equal, then N is2The standard is. The counting method has two modes to count the materials, one mode is to measure the total mass of the materials by measuring the mass of the materials under the condition of knowing the mass of single materials, and the quantity of the materials can be obtained by comparing, so that the requirement on the environment is low, the counting of the materials can be carried out in real time, after a material taking person grabs the materials, the remaining materials in the material box can be immediately checked, and the quantity of the taken materials and the quantity of the remaining materials in the material box can be quickly obtained; the other method is to count the materials by measuring the volume of the materials, measure the total volume of the materials under the condition of knowing the volume of the monomer of the materials, and obtain the quantity of the materials by making a ratio.
The relevant fixed parameters in S5 include: atmospheric pressure P0Volume V of material tank 10And volume V of monomer material1. In a method for inventorying material by measuring the volume of the material, the volume of the material is measured by filling a gas into a sealed material tank 1, the pressure of the gas and the amount of the gaseous substance, i.e. the volume of the gas under atmospheric pressure, are proportional for the gas pressure when the temperature and the volume are constant, whereby the volume of the gas under atmospheric pressure in the material tank 1 can be calculated, the volume V of the material tank 1 being used0The volume of the material is obtained by making a difference with the volume of the gas in the material box 1 under the atmospheric pressure, and then the volume of the material is compared with the volume V of the monomer material1The ratio is made to obtain the quantity of the materials in the material box 1.
Pressing-downTriggering the button 9 to start counting the materials by measuring the volume of the materials, wherein before the materials are filled into the material box 1, the air pressure in the material box 1 is the same as the outside and is the standard atmospheric pressure P0After the material tank 1 is filled with the gas, the material tank is kept still for t minutes because the temperature in the material tank 1 changes in the process of filling the gas into the material tank 1, the temperature in the material tank 1 reaches the external temperature after the material tank is kept still for t minutes, the temperature of the material tank before the material tank is filled with the gas and after the material tank is filled with the gas is the same as the external temperature, namely the temperature is a fixed value, and the gas pressure in the material tank 1 after the material tank is kept still is measured to be P by a gas pressure gauge 14 and is a fixed value1The volume of the gas filled into the material tank 1 is measured by the wind pump 3 and is VG(gas is introduced into the tank from the outside, so that VGIs the volume of gas at standard atmospheric pressure), the empty volume of the material tank 1 from which the material has been removed is set to VA(i.e. the volume of the material tank 1 minus the volume of the space occupied by the material), for the gas pressure, when the temperature and the volume are constant, the gas pressure and the amount of the gaseous substance, i.e. the volume of the gas at atmospheric pressure, are proportional:
deducing the vacant volume V of the material removed in the material tank 1A(i.e. the volume of the material tank 1 minus the volume of the space occupied by the material) is:
the volume of the material box is V0Then the volume of the obtained material is:
the monomer volume of the material is V1Then the quantity of the material N2Comprises the following steps:
namely, the calculation formula in S6 is:
wherein, V0Is the volume of the material tank, V1Is the monomer volume of the material, P0Is standard atmospheric pressure, VGFor volume of gas conveyed into the tank, P1The pressure intensity of the gas in the material box after the gas is conveyed into the material box and is kept stand.
The above-mentioned calculation process is carried out by the control mainboard of intelligent pressure sensor equipment 12 to compare the result of calculating with the result of surveying through the quality of measuring material, carry out voice broadcast through voice broadcast device 6 at last.
Volume V of material tank 10The volume occupied by other components (such as the intelligent pressure sensor device 12, the barometer 14, etc.) is subtracted from the volume in the material tank 1.
The method has the advantages that the total mass of the materials is measured by measuring the mass of the materials under the condition of knowing the mass of the single materials, the quantity of the materials can be obtained by comparing, the method has low requirement on the environment, the materials can be checked in real time, after a material taking person grabs the materials, the remaining materials in the material box can be checked immediately, the quantity of the taken materials and the quantity of the remaining materials in the material box can be obtained quickly, but when the mass among the single materials is inconsistent or the mass among the single materials has a little error, the quantity of the materials which are light in the method also has an error; the counting of the materials is realized by measuring the volume of the materials, the total volume of the materials is measured under the condition of knowing the volume of the single materials, and the quantity of the materials can be obtained by comparing.
The above description is only for the specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be covered within the protection scope of the present invention.
Claims (10)
1. The material box with the counting function is characterized by comprising a wind pump (3), wherein the wind pump (3) is arranged on an airflow pipe (2), an air inlet (13) is formed in the side face of the material box (1), the air inlet (13) is connected with the airflow pipe (2), a barometer (14) and an intelligent pressure sensor device (12) are arranged inside the material box (1), a material taking opening (5) is formed in the front face of the material box (1), and a trigger button (9) is arranged on the material box (1).
2. The material tank with counting function according to claim 1, characterized in that the intelligent pressure sensor device (12) comprises a pressure sensor and a control main board.
3. The material box with the counting function according to claim 1, characterized in that a display screen (7) is arranged on the material box (1).
4. The material tank with the counting function according to claim 1, 2 or 3, characterized in that the barometer (14) and the display screen (7) are both connected with a control main board of the intelligent pressure sensor device (12).
5. The material box with the counting function according to claim 1, characterized in that a motor is arranged on the side surface of the material box (1) and used for controlling the opening and closing of the material taking port (5) and the air inlet (13).
6. The material tank with the counting function according to claim 1, characterized in that a material box (11) is arranged above the intelligent pressure sensor device (12).
7. The material box with the counting function according to claim 1, wherein a voice broadcasting device (6) and an indicator light strip (8) are arranged on the material box (1), the material box (1) is made of metal, and the wind pump (3) has a gas flow monitoring function.
8. An inventory method suitable for a material tank with an inventory function according to claim 1, characterized by comprising the following steps:
s1: the intelligent pressure sensor device (12) is used for weighing the materials in the material box (1);
s2: the total weight of the materials in the material box (1) is compared with the monomer weight of the materials to obtain the material quantity N in the material box (1)1；
S3: when a trigger button (9) is pressed, a material taking port (5) is closed, an air inlet (13) is opened, a wind power pump (3) starts to work to inflate the material tank (1), and when the volume of gas conveyed into the material tank (1) and measured by the wind power pump (3) reaches a preset value VGWhen the wind pump works, the air inlet (13) is closed, and the wind pump (3) stops working;
s4: standing for t minutes to obtain the air pressure P in the material box (1) measured by the air pressure meter (14)1The material taking port (5) is opened;
s5: the air pressure P in the material tank (1) after being inflated1Presetting the volume value V of the gas to be inflatedGThe quantity N of the materials in the material box (1) is obtained by substituting the relevant fixed parameters into a calculation formula2；
S6: if N is present1And N2Equal, the material quantity is N1Or N2If N is present1And N2Is not equal, then N is2The standard is.
9. The method for counting the material tanks with the counting function according to claim 8, wherein the relevant fixed parameters in the step S5 comprise: atmospheric pressure P0Article of manufactureVolume V of material box (1)0And volume V of monomer material1。
10. The method for counting the material tanks with the counting function according to claim 8, wherein the calculation formula in the step S6 is as follows:
wherein, V0Is the volume of the material tank, V1Is the monomer volume of the material, P0Is standard atmospheric pressure, VGFor volume of gas conveyed into the tank, P1The pressure intensity of the gas in the material box after the gas is conveyed into the material box and is kept stand.
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