CN208171179U - A kind of volume weight measuring instrument - Google Patents
A kind of volume weight measuring instrument Download PDFInfo
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- CN208171179U CN208171179U CN201820568201.5U CN201820568201U CN208171179U CN 208171179 U CN208171179 U CN 208171179U CN 201820568201 U CN201820568201 U CN 201820568201U CN 208171179 U CN208171179 U CN 208171179U
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- module
- camera
- range finder
- mcu
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Abstract
The utility model discloses a kind of volume weight measuring instruments, including MCU, camera, range finder module, Weighing module, comparator, workbench and bracket, the input terminal of the MCU is connect with the output end of the output end of camera, the output end of range finder module and Weighing module respectively, the Weighing module and bracket are respectively mounted on the table, the Weighing module includes the scale pan, the camera and range finder module are installed on bracket, and the camera and range finder module are respectively positioned on the top of the scale pan.The utility model is additionally arranged camera, range finder module and MCU, and camera and range finder module are mounted on above the scale pan of Weighing module, enable measuring instrument while the photo for the testee that shooting is placed on the scale pan, testee is measured relative to the distance between range finder module, furthermore Weighing module can trigger cubing, and the utility model measurement efficiency is high.The utility model can be widely applied to measuring device field.
Description
Technical field
The utility model relates to measuring device field, especially a kind of volume weight measuring instrument.
Background technique
In logistic industry, pricing mode is generally divided into volume valuation and weight valuation, and common practice in the industry is in volume
Select higher price as the freight charges of logistics part among valuation and weight valuation.Therefore, it when fixing a price to logistics part, needs same
When measure logistics part weight and volume.And the method that image recognition is mainly used for the measurement of object volume at present, at this
In method, needs to shoot the photo of multiple angles of object, the volume of object is calculated using computer.And in fact,
Most of logistics part is cuboid, thus only need to obtain a face of the logistics part area and this face corresponding to height
The volume that logistics part can be calculated, it is more efficient using such measurement method measuring device.
In addition, current electronic scale on the market, needs for logistics part to be placed on the scale pan, then pressing the button could trigger
It is not high enough to use efficiency for cubing.
Utility model content
In order to solve the above technical problems, the purpose of this utility model is that：A kind of efficient volume weight measuring instrument is provided.
Technical solution adopted in the utility model is：
A kind of volume weight measuring instrument, including MCU, camera, range finder module, Weighing module, comparator, workbench and branch
Frame, the input terminal of the MCU connect with the output end of the output end of camera, the output end of range finder module and Weighing module respectively
It connects, the Weighing module and bracket are respectively mounted on the table, and the Weighing module includes the scale pan, the camera and ranging mould
Block is installed on bracket, and the camera and range finder module are respectively positioned on the top of the scale pan, the first input end of the comparator
It is connect with the output end of Weighing module, the second input terminal of the comparator is connected with reference voltage, the output of the comparator
End is connect with the input terminal of the input terminal of range finder module and camera respectively.
Further, the scale pan surface is equipped with grid.
It further, further include display screen, the input terminal of the display screen and the output end of MCU connect.
Further, the display screen is equipped with touch screen, and the output end of the touch screen and the input terminal of MCU connect.
It further, further include communication module, the communication module is connect with MCU.
Further, the communication module is wireless communication module.
Further, the camera is automatic focusing camera lens.
The utility model has the beneficial effects that：Including MCU, camera, range finder module, Weighing module, comparator, workbench
And bracket, the utility model is additionally arranged camera, range finder module and MCU, and camera and range finder module are mounted on weighing
Above the scale pan of module, enable measuring instrument while the photo for the testee that shooting is placed on the scale pan, measurement is tested
Object is relative to the distance between range finder module, and measurement is simple, improved efficiency；In addition, comparator is additionally arranged, so that article is placed
The measurement of meeting automatic trigger, further raising efficiency when on weighing unit.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of volume weight measuring instrument of the utility model；
Fig. 2 is a kind of module frame chart of volume weight measuring instrument of the utility model.
Specific embodiment
The utility model is further detailed with specific embodiment with reference to the accompanying drawings of the specification.
Referring to Figures 1 and 2, a kind of volume weight measuring instrument, including MCU, camera 100, range finder module 200, weighing mould
Block 300, comparator, workbench 400 and bracket 500, the Weighing module 300 and bracket 500 are installed on workbench 400,
The Weighing module 300 includes the scale pan, and the camera 100 and range finder module 200 are installed on bracket 500, the camera shooting
First 100 and range finder module 200 be respectively positioned on the top of the scale pan.In the present embodiment, bracket 500 is " L " type bracket, " L " type bracket
It is light simple, it is at low cost.In further embodiments, the bracket can be the bracket of other shapes.When weighing, measured object
Body 900 is placed on Weighing module 300, camera 100 and 200 face of the range finder module testee.As shown in Fig. 2, described
The input terminal of MCU is connect with the output end of the output end of camera, the output end of range finder module and Weighing module respectively.
Wherein, camera, for shooting the photo of testee.The camera can use existing common camera
Realize, the camera can by such as serial ports, USB or wirelessly etc. modes connect with MCU.
Range finder module, for measuring the distance between tested and range finder module, (distance can be by simple conversion, conversion
At the height of object, i.e. object height=the distance between range finder module and the scale pan-measures distance), the range finder module can be with
It is realized using laser range sensor or ultrasonic distance-measuring sensor.The range finder module can by such as serial ports, USB or
The modes such as wireless are connect with MCU.
Weighing module, for weighing the weight of testee.Wherein, Weighing module can be by the scale pan and pressure sensor group
At.The Weighing module can be connect with the A/D interface of MCU, and when having object on the scale pan of Weighing module, the scale pan can be by pressure
It is transmitted on pressure sensor, pressure sensor can convert pressure into output voltage, and by the reception of the MCU output voltage.
The Weighing module can be realized using existing pressure sensor and the scale pan.
MCU, for receiving and dispatching or storing the measurement data of Weighing module and range finder module.In some embodiments, external
System (such as image processing system) can obtain these data by MCU.The MCU can be using the realization of existing chip, such as
8051 or STM32 chip.The course of work of the MCU of the utility model is not related to the improvement on software approach.
The working principle of the present embodiment is：At work, Weighing module obtains the weight of testee and exports electricity to MCU
It presses (voltage value can be converted into weight after A/D is converted), camera shoots the top view photograph of testee, and by the photograph
The data of piece are transmitted to MCU, range finder module measure testee and itself the distance between, and extremely by the Distance Transmission measured
MCU, MCU these data can be sent to external system handled or stored these data and by external system actively from
MCU reads these data.
The first input end of the comparator and the output end of Weighing module connect, and the second input terminal of the comparator connects
It is connected to reference voltage, the output end of the comparator is connect with the input terminal of the input terminal of range finder module and camera respectively.?
In the present embodiment, only when testee is placed on Weighing module, the output end of Weighing module can just generate output voltage
(weight of testee is higher, and output voltage is bigger), the output voltage are compared by comparator with reference voltage, if
The voltage value be higher than reference voltage, then the output of comparator can occur level overturning (from high level overturning be low level or from
Low level is turned to high level), and the output end of comparator is connected to the enable end of camera and range finder module, only enable end
When being pulled low (or drawing high), camera and range finder module are just started to work.Therefore, when the object for having more than constant weight is put
It sets when on Weighing module, comparator can automatic trigger camera and range finder module synchronous working.The present embodiment, which is additionally arranged, to be compared
Device so that only needed for object to be placed on the scale pan when operation measuring instrument can automatic trigger volume and weight measurement, therefore, this
Measuring instrument is very easy to use, more efficient.
It is further used as preferred embodiment, the scale pan surface is equipped with grid.Increase grid on scale pan surface, it can be with
So that the photo background of shooting has grid (grid is equivalent to coordinate, can assist being set to), facilitate the subsequent figure to photo
As identifying processing.
Referring to Fig.1, it is further used as preferred embodiment, further includes display screen 600, as shown in Fig. 2, the display screen
Input terminal and MCU output end connect.Display screen is displayed for the data of measurement, picture or institute such as display shooting
The height of measurement.The display screen can realize that the display screen can pass through VGA, HDMI using 5-8 cuns of LED display
Or LVDS interface is connect with MCU.
Referring to Fig. 2, it is further used as preferred embodiment, the display screen is equipped with touch screen, the touch screen
The connection of the input terminal of output end and MCU.The touch screen is used for input data, such as triggering the measurement to testee.
In some embodiments, it before measuring testee, needs to be operated on the touchscreen.The touch screen can select with
The identical capacitance plate of display screen size realizes that the touch screen covering is on a display screen.The capacitance plate can by serial ports with
MCU connection.
Referring to Fig. 2, it is further used as preferred embodiment, further includes communication module, the communication module and MCU connect
It connects.The communication module can be wireless module (such as zigbee module, WIFI module or 4G module) or wire communication
Module (such as RJ45 network interface module).The communication module can be connect by such as serial ports or USB with MCU.
It is further used as preferred embodiment, the communication module is wireless communication module.
It is further used as preferred embodiment, the camera is automatic focusing camera lens.It is imaged using automatic focusing
Head, can in the case where the height of testee is different automatic focus adjustable, to obtain the photo of better quality.
It is to be illustrated to the preferable implementation of the utility model, but the utility model is not limited to the reality above
Example is applied, those skilled in the art can also make various equivalent changes without departing from the spirit of the present invention
Shape or replacement, these equivalent deformations or replacement are all included in the scope defined by the claims of the present application.
Claims (7)
1. a kind of volume weight measuring instrument, it is characterised in that：Including MCU, camera, range finder module, Weighing module, comparator,
Workbench and bracket, the input terminal of the MCU respectively with the output end of camera, the output end of range finder module and Weighing module
Output end connection, the Weighing module and bracket are respectively mounted on the table, and the Weighing module includes the scale pan, the camera
It being installed on bracket with range finder module, the camera and range finder module are respectively positioned on the top of the scale pan, and the of the comparator
The connection of the output end of one input terminal and Weighing module, the second input terminal of the comparator are connected with reference voltage, the comparison
The output end of device is connect with the input terminal of the input terminal of range finder module and camera respectively.
2. a kind of volume weight measuring instrument according to claim 1, it is characterised in that：The scale pan surface is equipped with grid.
3. a kind of volume weight measuring instrument according to claim 1, it is characterised in that：It further include display screen, the display
The input terminal of screen and the output end of MCU connect.
4. a kind of volume weight measuring instrument according to claim 3, it is characterised in that：The display screen, which is equipped with, to be touched
Screen, the output end of the touch screen and the input terminal of MCU connect.
5. a kind of volume weight measuring instrument according to claim 1, it is characterised in that：It further include communication module, it is described logical
Letter module is connect with MCU.
6. a kind of volume weight measuring instrument according to claim 5, it is characterised in that：The communication module is wireless communication
Module.
7. a kind of volume weight measuring instrument according to claim 1-6, it is characterised in that：The camera is certainly
Dynamic focusing camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820568201.5U CN208171179U (en) | 2018-04-19 | 2018-04-19 | A kind of volume weight measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820568201.5U CN208171179U (en) | 2018-04-19 | 2018-04-19 | A kind of volume weight measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208171179U true CN208171179U (en) | 2018-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820568201.5U Active CN208171179U (en) | 2018-04-19 | 2018-04-19 | A kind of volume weight measuring instrument |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109813254A (en) * | 2019-01-15 | 2019-05-28 | 清华大学深圳研究生院 | Columnar volume measurement method based on monocular cam and distance-measuring equipment |
| CN109974551A (en) * | 2019-04-23 | 2019-07-05 | 赵贤相 | For monitoring the manual volume measuring system and its working method of compliance |
| CN110411548A (en) * | 2019-03-13 | 2019-11-05 | 福州富日衡之宝电子有限公司 | A kind of waterproof and dampproof Internet of Things instrument |
| CN112244832A (en) * | 2020-11-12 | 2021-01-22 | 浙江省肿瘤医院 | Medical access quantity measuring instrument and control method thereof |
| CN114018384A (en) * | 2021-11-02 | 2022-02-08 | 江苏华创高新医疗科技有限公司 | Placenta measuring instrument |
| RU214940U1 (en) * | 2022-01-14 | 2022-11-22 | Общество с ограниченной ответственностью "Войсман" | Device for measuring the overall characteristics of an object |
-
2018
- 2018-04-19 CN CN201820568201.5U patent/CN208171179U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109813254A (en) * | 2019-01-15 | 2019-05-28 | 清华大学深圳研究生院 | Columnar volume measurement method based on monocular cam and distance-measuring equipment |
| CN110411548A (en) * | 2019-03-13 | 2019-11-05 | 福州富日衡之宝电子有限公司 | A kind of waterproof and dampproof Internet of Things instrument |
| CN109974551A (en) * | 2019-04-23 | 2019-07-05 | 赵贤相 | For monitoring the manual volume measuring system and its working method of compliance |
| CN112244832A (en) * | 2020-11-12 | 2021-01-22 | 浙江省肿瘤医院 | Medical access quantity measuring instrument and control method thereof |
| CN114018384A (en) * | 2021-11-02 | 2022-02-08 | 江苏华创高新医疗科技有限公司 | Placenta measuring instrument |
| RU214940U1 (en) * | 2022-01-14 | 2022-11-22 | Общество с ограниченной ответственностью "Войсман" | Device for measuring the overall characteristics of an object |
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