CN201532555U - High-precision weighing control device controlled by a single chip - Google Patents
High-precision weighing control device controlled by a single chip Download PDFInfo
- Publication number
- CN201532555U CN201532555U CN2009202498444U CN200920249844U CN201532555U CN 201532555 U CN201532555 U CN 201532555U CN 2009202498444 U CN2009202498444 U CN 2009202498444U CN 200920249844 U CN200920249844 U CN 200920249844U CN 201532555 U CN201532555 U CN 201532555U
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- chip microcomputer
- control device
- single chip
- precision weighing
- converter
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Abstract
The utility model relates to a high-precision weighing control device controlled by a single chip. In the utility model, a communication interface (1) is connected with the single chip (4) which is connected with an A/D converter (2), a weighing sensor (3) is connected with the A/D converter (2), and a keyboard (5) is connected with the single chip (4) which is connected with a liquid crystal display (6) and a voice prompting device (7). The high-precision weighing control device uses the single chip and the sensor to implement high-precision weighing, which increases automation degree of production. The high-precision weighing control device has the advantages of low cost, small size, convenient operation and wide application.
Description
Technical field:
The utility model relates to a kind of control system of high-precision weighing device, is specifically related to a kind of monolithic processor controlled high-precision weighing control device.
Background technology:
At the packing scene of a lot of granular products, need weighing device accurate, easy and simple to handle and fast, feeder reliably, traditional mechanical weighing-appliance precision is low, complicated operation, need artificial feeding, influences the packaging efficiency of product integral body.Present weighing control device complex structure, the cost height, volume is bigger, uses inconvenient.
The utility model content:
The purpose of this utility model provides a kind of monolithic processor controlled high-precision weighing control device, and it utilizes single-chip microcomputer and sensor realization to the high-acruracy survey of weight, has improved the automaticity of producing, with low cost, volume is little, and is easy to use, uses very extensive.
In order to solve the existing problem of background technology, the utility model is by the following technical solutions: it is made up of communication interface 1, A/D converter 2, LOAD CELLS 3, single-chip microcomputer 4, keyboard 5, LCD 6 and sound prompt device 7, communication interface 1 interconnects with single-chip microcomputer 4, A/D converter 2 is connected to single-chip microcomputer 4, LOAD CELLS 3 is connected to A/D converter 2, keyboard 5 is connected to single-chip microcomputer 4, and single-chip microcomputer 4 is connected to LCD 6 and sound prompt device 7.
The utility model adopts single-chip microcomputer as the control core, is equipped with keyboard 5, LCD 6 and sound prompt device 7, and LOAD CELLS 3 height of contour are low, the structural strength height; Be used for tensile force or force of compression and measure, anti-partially, lateral force resistance is strong; Dust seal, the precision height, stable and reliable for performance, easy to install.LOAD CELLS 3 is output as feeble signal, and traditional measuring method is to add the high-precision amplifier of one-level, the circuit complexity before the A/D conversion.And LOAD CELLS 3 of the present utility model has self calibration, system calibration and background calibration function, can eliminate the influence of zero-error, full scale error and temperature drift.The weight data that single-chip microcomputer 4 is gathered is transferred to host computer, and single-chip microcomputer 4 sends by this speech chip the gravimetric value of actual measurement via sound prompt device 7.
The utility model utilizes single-chip microcomputer and sensor realization to the high-acruracy survey of weight, has improved the automaticity of producing, and with low cost, volume is little, and is easy to use, uses very extensive.
Description of drawings:
Fig. 1 is a structural representation of the present utility model.
Embodiment:
With reference to Fig. 1, this embodiment is by the following technical solutions: it is made up of communication interface 1, A/D converter 2, LOAD CELLS 3, single-chip microcomputer 4, keyboard 5, LCD 6 and sound prompt device 7, communication interface 1 interconnects with single-chip microcomputer 4, A/D converter 2 is connected to single-chip microcomputer 4, LOAD CELLS 3 is connected to A/D converter 2, keyboard 5 is connected to single-chip microcomputer 4, and single-chip microcomputer 4 is connected to LCD 6 and sound prompt device 7.
This embodiment adopts single-chip microcomputer as the control core, is equipped with keyboard 5, LCD 6 and sound prompt device 7, and LOAD CELLS 3 height of contour are low, the structural strength height; Be used for tensile force or force of compression and measure, anti-partially, lateral force resistance is strong; Dust seal, the precision height, stable and reliable for performance, easy to install.LOAD CELLS 3 is output as feeble signal, and traditional measuring method is to add the high-precision amplifier of one-level, the circuit complexity before the A/D conversion.And LOAD CELLS 3 of the present utility model has self calibration, system calibration and background calibration function, can eliminate the influence of zero-error, full scale error and temperature drift.The weight data that single-chip microcomputer 4 is gathered is transferred to host computer, and single-chip microcomputer 4 sends by this speech chip the gravimetric value of actual measurement via sound prompt device 7.
This embodiment utilizes single-chip microcomputer and sensor realization to the high-acruracy survey of weight, has improved the automaticity of producing, and with low cost, volume is little, and is easy to use, uses very extensive.
Claims (1)
1. monolithic processor controlled high-precision weighing control device, it is characterized in that it is made up of communication interface (1), A/D converter (2), LOAD CELLS (3), single-chip microcomputer (4), keyboard (5), LCD (6) and sound prompt device (7), communication interface (1) interconnects with single-chip microcomputer (4), A/D converter (2) is connected to single-chip microcomputer (4), LOAD CELLS (3) is connected to A/D converter (2), keyboard (5) is connected to single-chip microcomputer (4), and single-chip microcomputer (4) is connected to LCD (6) and sound prompt device (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202498444U CN201532555U (en) | 2009-10-15 | 2009-10-15 | High-precision weighing control device controlled by a single chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202498444U CN201532555U (en) | 2009-10-15 | 2009-10-15 | High-precision weighing control device controlled by a single chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201532555U true CN201532555U (en) | 2010-07-21 |
Family
ID=42527957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202498444U Expired - Fee Related CN201532555U (en) | 2009-10-15 | 2009-10-15 | High-precision weighing control device controlled by a single chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201532555U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102700738A (en) * | 2012-01-09 | 2012-10-03 | 台衡精密测控(昆山)股份有限公司 | Weighing and sub-packaging scale with voice prompting function |
| CN104535162A (en) * | 2014-12-31 | 2015-04-22 | 福州科迪电子技术有限公司 | Method for verifying authenticity of display value of electronic balance |
| CN106840334A (en) * | 2017-03-14 | 2017-06-13 | 南宁市高光信息技术有限公司 | A kind of electronic scale control system |
-
2009
- 2009-10-15 CN CN2009202498444U patent/CN201532555U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102700738A (en) * | 2012-01-09 | 2012-10-03 | 台衡精密测控(昆山)股份有限公司 | Weighing and sub-packaging scale with voice prompting function |
| CN104535162A (en) * | 2014-12-31 | 2015-04-22 | 福州科迪电子技术有限公司 | Method for verifying authenticity of display value of electronic balance |
| CN106840334A (en) * | 2017-03-14 | 2017-06-13 | 南宁市高光信息技术有限公司 | A kind of electronic scale control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100721 Termination date: 20101015 |