CN103528706A - Automatic test system for heat treatment furnace temperature uniformity - Google Patents
Automatic test system for heat treatment furnace temperature uniformity Download PDFInfo
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- CN103528706A CN103528706A CN201310520986.0A CN201310520986A CN103528706A CN 103528706 A CN103528706 A CN 103528706A CN 201310520986 A CN201310520986 A CN 201310520986A CN 103528706 A CN103528706 A CN 103528706A
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- treatment furnace
- scanner
- heat
- computing machine
- test system
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Abstract
An automatic test system for heat treatment furnace temperature uniformity comprises a computer, a printer, a heat treatment furnace thermocouple, a multi-channel data acquisition card, a thermal resistor/humidity sensor, a scanner and a digital multimeter, wherein the printer is connected with the computer; one end of the heat treatment furnace thermocouple is connected with the computer through the multi-channel data acquisition card, the other end of the heat treatment furnace thermocouple is connected with the computer through the scanner and the digital multimeter; and the thermal resistor/humidity sensor is connected with the computer through the scanner. According to the automatic test system, a computer system is taken as a core, special software is used, the thermocouple or the thermal resistor serves as a temperature measurement component, the multi-channel temperature measurement can be performed, and the automatic test and analysis of the heat treatment furnace temperature uniformity can be realized.
Description
Technical field
The present invention relates to a kind of Auto-Test System, be specifically related to a kind of heat-treatment furnace furnace temperature homogeneity Auto-Test System.
Background technology
Computer Automatic Test System is comprised of microcomputer and some survey instruments (device), can carry out (in real time) online to the parameter in production (test) process and automatically measure.From hardware configuration, the basic element of character of computer testing system, except sensor, record and display device, also will comprise data collector, I/O interface, D/A converter and microcomputer and software thereof etc.The place of especially high to those measuring accuracy, computing and control function more complicated, Computer Automatic Test System application is comparatively extensive.Heat-treatment furnace furnace temperature homogeneity Auto-Test System is the representative application of computer automation testing technology.
Summary of the invention
The invention provides a kind of heat-treatment furnace furnace temperature homogeneity Auto-Test System, it take computer system as core, utilizes special-purpose software, with thermoelectricity occasionally thermal resistance make temperature element, multichannel temperature survey be can carry out, the inhomogeneity automatic test of heat-treatment furnace furnace temperature and analysis realized.
A furnace temperature homogeneity Auto-Test System, comprises computing machine, connected printer, and its special character is: also comprise heat-treatment furnace thermopair, multi-channel data acquisition board, thermal resistance/humidity sensor, scanner and digital multimeter; Described heat-treatment furnace thermopair one end is connected with computing machine by multi-channel data acquisition board, and the other end is connected with computing machine by scanner and digital multimeter; Described thermal resistance/humidity sensor is connected with computing machine by scanner.
Between above-mentioned heat-treatment furnace thermopair and scanner, be also provided with ice bath.
Above-mentioned multi-channel data acquisition board is connected by usb line and connects with computing machine.
Above-mentioned scanner and digital multimeter are connected with computing machine all and connect with RS232 interface line.
Connection between above-mentioned heat-treatment furnace thermopair, multi-channel data acquisition board, thermal resistance/humidity sensor, scanner and digital multimeter connects by measurement signal line; Computing machine is connected by printer interface line with printer.
The invention has the advantages that: computer system is core, utilize special-purpose software, with thermoelectricity occasionally thermal resistance make temperature element, can carry out multichannel temperature survey, realize the inhomogeneity automatic test of heat-treatment furnace furnace temperature and analysis.
Accompanying drawing explanation
Fig. 1 is device catenation principle schematic diagram of the present invention.
Embodiment
Referring to Fig. 1, a kind of heat-treatment furnace furnace temperature homogeneity Auto-Test System, comprise computing machine, connected printer, is characterized in that: also comprise heat-treatment furnace thermopair, multi-channel data acquisition board, thermal resistance/humidity sensor, scanner and digital multimeter; Described heat-treatment furnace thermopair one end is connected with computing machine by multi-channel data acquisition board, and the other end is connected with computing machine by scanner and digital multimeter; Described thermal resistance/humidity sensor is connected with computing machine by scanner.
Between heat-treatment furnace thermopair and scanner, be also provided with ice bath.
Multi-channel data acquisition board is connected by usb line and connects with computing machine.
Scanner and digital multimeter are connected with computing machine all and connect with RS232 interface line.
Connection between heat-treatment furnace thermopair, multi-channel data acquisition board, thermal resistance/humidity sensor, scanner and digital multimeter connects by measurement signal line; Computing machine is connected by printer interface line with printer.
This system is comprised of computing machine, high accuracy number multimeter, low potential scanning switch, printer etc.Computing machine carries out control, data processing and the demonstration of whole system test process.By RS232 serial port (being USB mouth during multi-channel data acquisition board mode), peripherals is carried out to Control & data acquisition, measured signal is sent to computing machine by digital multimeter through RS232 interface under computer control, and channel Control is delivered to scanner through RS232 serial port.Relevant intermediate result and test certificate Auto-Memory printable output.Digital multimeter is the intellectual measuring instrument of this system, and it gathers measured DC signal, then converts Temperature Quantity to and directly shows, and completes and detects and image data.In system, digital multimeter is adopted modular scanning card, switching system in the data acquisition system (DAS) of one.In a test macro, the performance of scanning switch plays an important role to the integrality of the performance of whole system and signal.
Claims (5)
1. a heat-treatment furnace furnace temperature homogeneity Auto-Test System, comprises computing machine, and connected printer, is characterized in that: also comprise heat-treatment furnace thermopair, multi-channel data acquisition board, thermal resistance/humidity sensor, scanner and digital multimeter; Described heat-treatment furnace thermopair one end is connected with computing machine by multi-channel data acquisition board, and the other end is connected with computing machine by scanner and digital multimeter; Described thermal resistance/humidity sensor is connected with computing machine by scanner.
2. heat-treatment furnace furnace temperature homogeneity Auto-Test System according to claim 1, is characterized in that: between described heat-treatment furnace thermopair and scanner, be also provided with ice bath.
3. according to heat-treatment furnace furnace temperature homogeneity Auto-Test System described in claim 1 or 2, it is characterized in that: described multi-channel data acquisition board is connected by usb line and connects with computing machine.
4. heat-treatment furnace furnace temperature homogeneity Auto-Test System according to claim 3, is characterized in that: described scanner and digital multimeter are connected with computing machine all and connect with RS232 interface line.
5. heat-treatment furnace furnace temperature homogeneity Auto-Test System according to claim 3, is characterized in that: the connection between described heat-treatment furnace thermopair, multi-channel data acquisition board, thermal resistance/humidity sensor, scanner and digital multimeter connects by measurement signal line; Computing machine is connected by printer interface line with printer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310520986.0A CN103528706A (en) | 2013-10-29 | 2013-10-29 | Automatic test system for heat treatment furnace temperature uniformity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310520986.0A CN103528706A (en) | 2013-10-29 | 2013-10-29 | Automatic test system for heat treatment furnace temperature uniformity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103528706A true CN103528706A (en) | 2014-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310520986.0A Pending CN103528706A (en) | 2013-10-29 | 2013-10-29 | Automatic test system for heat treatment furnace temperature uniformity |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092074A (en) * | 2015-05-29 | 2015-11-25 | 中国石油集团渤海石油装备制造有限公司 | Nine-point thermodetector for heat treatment equipment |
| CN104122472B (en) * | 2014-08-04 | 2017-02-22 | 珠海格力电器股份有限公司 | Detection system and detection method for judging heating uniformity of electric heating tubes |
| CN108548611A (en) * | 2018-03-05 | 2018-09-18 | 中科美其（天津）科技有限公司 | Multichannel temperature method for inspecting and logging for environmental test chamber detection |
| CN109556743A (en) * | 2018-12-28 | 2019-04-02 | 中钢集团邢台机械轧辊有限公司 | A kind of method of reality furnace detection resistance furnace temperature uniformity |
-
2013
- 2013-10-29 CN CN201310520986.0A patent/CN103528706A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104122472B (en) * | 2014-08-04 | 2017-02-22 | 珠海格力电器股份有限公司 | Detection system and detection method for judging heating uniformity of electric heating tubes |
| CN105092074A (en) * | 2015-05-29 | 2015-11-25 | 中国石油集团渤海石油装备制造有限公司 | Nine-point thermodetector for heat treatment equipment |
| CN108548611A (en) * | 2018-03-05 | 2018-09-18 | 中科美其（天津）科技有限公司 | Multichannel temperature method for inspecting and logging for environmental test chamber detection |
| CN109556743A (en) * | 2018-12-28 | 2019-04-02 | 中钢集团邢台机械轧辊有限公司 | A kind of method of reality furnace detection resistance furnace temperature uniformity |
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