CN103185564A - Software control system for high-precision roughometer - Google Patents
Software control system for high-precision roughometer Download PDFInfo
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- CN103185564A CN103185564A CN2011104475167A CN201110447516A CN103185564A CN 103185564 A CN103185564 A CN 103185564A CN 2011104475167 A CN2011104475167 A CN 2011104475167A CN 201110447516 A CN201110447516 A CN 201110447516A CN 103185564 A CN103185564 A CN 103185564A
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Abstract
The invention discloses a software control system for a high-precision roughometer, which comprises a measurement condition module, a measurement control module, a result display module, a result output module and a file operation module. The software control system breaks the convention that a digital display surface roughometer can only display most basic evaluation parameters such as Ra or Ra, Rz and Rmax for a long time. The software control system reflects morphology and profile characteristics of surface roughness very completely and truly, accurately outputs roughness data and oscillograms, improves product precision, lowers production cost, is pollution-free, saves time and manpower cost and improves measurement efficiency and precision, and software debugging is suitable for batch test.
Description
Technical field
The invention discloses the software control system of the coarse instrument of a kind of high precision, relate in particular to a kind of coarse instrument of software Long-distance Control of using to the coarse meter calculation and Analysis of surface of the work, simple to operation, human-saving saves time.Belong to dynamo-electric measurement and control instrument technical field.
Background technology
The first, the reliability of surfagauge system is not high, and the error of simulating signal is big and be not easy to reason such as processing, mainly contains following deficiency:
Measurement parameter is less, generally only can measure minute quantity parameters such as Ra and Rz, Ry;
Measuring accuracy is lower, and measurement range is less, and the scope of Ra value is generally about 0.02-10 μ m;
Metering system is dumb, and for example: that evaluates length chooses the selection of wave filter etc.;
The output of measurement result is not directly perceived etc.
The second, the traditional surface roughness measuring instrument is hardware controls, needs a plurality of staff's operations, according to everyone experience or assessment for influential to the result.
Especially for the large-scale irregular workpiece calibration, the staff can only measure and finish a surface of the work place, record that (record entry is a plurality of, workload is bigger, and is time-consuming), measure the next surface of same workpiece again, and then carry out record, so repeat aforesaid operations, finish until a workpiece calibration, then above-mentioned record is carried out analysis-by-synthesis again.
Summary of the invention
Traditional surface roughness measuring instrument precision is not enough, measurement range is little, measurement parameter is few, storage capacity is poor, metering system is dumb, data processing speed is slow in order to solve, curved surface print abundant, defective such as measure a little less than the irregular surface ability, thereby the software control system of the coarse instrument of a kind of high precision is provided.
The present invention realizes by following method:
The software control system of the coarse instrument of a kind of high precision, this system comprise the measuring condition module, measure control module, show object module, export object module, file operation module;
Described measuring condition module is used for finishing the setting of measuring condition; Described measuring condition module comprises that filtering mode, enlargement factor are chosen, measurement range is selected, sample length is selected, it is selected to evaluate length;
Described measurement control module is used for controlling sensor in real time to be measured, and the data of gathering is carried out digital filtering ask the laggard line parameter of center line to calculate; The described control module of not measuring is divided into and begins to measure and begin to calculate the two large divisions;
Described demonstration object module shows the roughness concentration parameter that calculates, and shows statistic analysis result, contour pattern curve;
Described output object module is used for measurement parameter, contour pattern curve, statistic analysis result are exported by the electronics output device, and output parameter can be set;
Described file operation module is preserved data for the disk position that realization is write the access customer appointment with data, and historical data is carried out sense data and can be done data processing and analysis again.
Described filtering mode comprises RC filtering, phase place correction filtering, GAUSS filtering, not filtering.
Described enlargement factor is divided into 1 *, 2 *, 5 *, 10 *, 20 *, 50 *; The circulation of described enlargement factor be shown as be 1 * → 2 * → 5 * → 10 * → 20 * → 50 *.
Described measurement range is 0.001～500um.
Described sample length is divided into 0.25mm, 0.8mm, 2.5mm and selected automatically.
Described evaluation length is divided into 1/, 2/, 3/, 4/, 5/; Described evaluation length circulation is shown as 1/ → 2/ → 3/ → 4/ → 5/.
Described measurement parameter has 1～30 kind.
Described software control system adopts TMS320VC5402 chip process control system.
Described software control system is installed on the computing machine and realizes that many coarse instrument of Long-distance Control work together; Described software control system is installed on the coarse instrument work of part that realizes on the computing machine in many coarse instrument of Long-distance Control; Software control system in the described coarse instrument is controlled its metrical information; The metrical information of each coarse instrument of installed software control system control all working and measure the measurement summary information of same all coarse instrument of workpiece on the described computing machine.
Described many coarse instrument and computing machine are connected by cable, optical fiber, infrared, bluetooth.
The present invention has following outstanding feature:
1, whole measuring process is controlled by the menus at different levels of software very intuitively, and is simple to operate, very clear.
2, input and demonstration are synchronous, and namely when process was carried out in measurement, the track that sensor slides at measured surface dynamically was presented at when coarse instrument shows in the object module and can also be shown to synchronously on the PC display screen.
3, adopt dsp chip disposal system at a high speed, be that digital signal is carried out flexible processing with analog signal conversion, improved the reliability of system significantly, this dsp chip disposal system also can be carried out digital filtering and calculation of parameter, and it is compared with analog filter, and its characteristic is more accurate, computing velocity is faster.
4, system is easy and simple to handle, and volume is less, and weight is lighter, is fit to very much the use of production scene.This instrument can select different sample lengths, evaluation length, filtering method that the mutually rough degree of measured surface is evaluated, and can satisfy various measurement requirements.
Description of drawings
Fig. 1 is software control system programming framework figure of the present invention
Fig. 2 is coarse instrument embedded software workflow diagram
Fig. 3 controls coarse instrument software workflow figure for computer remote
Embodiment
Below in conjunction with accompanying drawing the present invention is further described:
The software control system of the coarse instrument of a kind of high precision, it comprises measuring condition module (1), measures control module (2), shows object module (3), exports object module (4), file operation module (5); Described measuring condition module (1) is used for finishing the setting of measuring condition; Described measuring condition module (1) comprises that filtering mode (101), enlargement factor are chosen (102), measurement range is selected (103), sample length selected (104), evaluation length selected (105); Described measurement control module (2) is used for controlling sensor in real time to be measured, and the data of gathering is carried out digital filtering ask the laggard line parameter of center line to calculate; Described measurement control module (2) is divided into and begins to measure (201) and begin calculating (202) two large divisions; Described demonstration object module (3) shows the roughness concentration parameter (301) that calculates, and shows statistic analysis result (302), contour pattern curve (303); Described output object module (4) is used for measurement parameter (301), statistic analysis result (302), contour pattern curve (303) are exported by the electronics output device, and output parameter can be set; Described file operation module (5) is preserved data (501) for the disk position that realization is write the access customer appointment with data, and historical data is carried out sense data (502) and can be done data processing and analysis again.
Further described filtering mode (101) comprises RC filtering (1011), phase place correction filtering (1012), GAUSS filtering (1013), not filtering (1014).Described enlargement factor (102) is divided into 1 * (1021), 2 * (1022), 5 * (1023), 10 * (1024), 20 * (1025), 50 * (1026); The circulation of described enlargement factor be shown as be 1 * → 2 * → 5 * → 10 * → 20 * → 50 *.It is 0.001～500um that described measurement range is selected (103).
Described sample length (104) is divided into 0.25mm (1041), 0.8mm (1042), 2.5mm (1043) and automatically selected (1044).Described evaluation length (105) is divided into 1/ (1051), 2/ (1052), 3/ (1053), 4/ (1054), 5/ (1055); Described evaluation length circulation is shown as 1/ → 2/ → 3/ → 4/ → 5/.
Described measurement parameter has 1～30 kind; Described measurement parameter is 27 kinds, has respectively: Ra, Rz (ISO), Ry, Rq, Rp, Rm, Rt, R3z, Rmax, Sk, RS, Sm, tp, RMr, Rpc, Rsm, RSK, Rda, Rk, Rpk, Rvk, Mr1, Mr2, Rv, Rz (JIS), Dq, Lq.Break the convention that the digital display surfagauge can only show Ra or Ra, Rz, the most basic evaluation and test parameter of Rmax for a long time, reflect surfaceness pattern and profile characteristics extremely comprehensively, truly, export coarseness data and oscillogram, raising product precision exactly, reduce production costs.
During contour pattern circulation enlargement factor, when pressing Ra demonstration contour pattern, can change the figure enlargement factor by enter key, enlargement factor is that 1 * → 2 * → 5 * → 10 * → 20 * → 50 * circulation shows.
During evaluation length cycle sampling, after choosing measuring condition function being set, enter and choose evaluation length function is set, once circulating by enter key shows 1/ → 2/ → 3/ → 4/ → 5/.Contain 1-5 sample length in the representative evaluation length respectively.
Four kinds of filtering modes are optional, four kinds of optional filtering modes of wave filter, Gaussian filter, not filtering of traditional Order RC wave filter, phase place correction have been designed, work efficiency is different with filtering accuracy, can carry out orientation to different occasions, different operating efficient and accuracy requirement and select.
Output object module (4) can show whole parameters and contour pattern, and is very comprehensive.Mainly contain menu: revise measuring condition, calibration indicating value, selection and PC communication or printout etc.; Parameter: the roughness parameter of compatible ISO, DIN, ANSI, four kinds of standards of JIS; Figure: not filter profile figure, filter profile figure and tp curve.Information: metrical information, menu prompt information, error message, battery electric quantity and shutdown information etc.
These software systems also have automatic storage, the automatic function of shutdown, can 500 measurement data of disposable storage, and storage capacity is strong, does not use automatic shutdown in 5 minutes, preserves the front measurement data automatically, and is convenient, fast, need not button and preserve.
These software systems can also be selected different sensors automatically according to the characteristics of different workpiece rough surfaces; Different curved surface sensor, ditch sensor slot, little hole sensor, the deep trouth sensors of parameter such as contact pilotage radius, inductance value have been designed, accurately and reliably multiple irregular surfaces such as measurement plane, curved surface, aperture, groove.As: the surfaceness of the mating surface of oil pump nozzle, bent axle, camshaft, cylinder block and head, cylinder sleeve, cylinder hole, piston hole etc.
Fig. 2 is coarse instrument embedded software workflow diagram, refers to a coarse instrument that has embedded software workpiece is carried out measuring multiple parameters and analysis.The process that this software control is measured is further described below:
Coarse instrument is fixed to measured workpiece place, starts coarse instrument A (i.e. start), select filtering mode, enlargement factor then successively, measurement range, sample length, evaluation length,
All set, click begins to measure, and the sensor in the coarse instrument begins the workpiece roughness is carried out Information Monitoring, and DSP also calculates metrical information synchronously, shows the result at last.If qualified, this measurement is finished, if underproof words can be reset filtering mode, enlargement factor again, and measurement range, sample length, evaluation length, and then work below repeating.Can conveniently select different sample lengths, evaluation length, filtering mode etc. by the embedded software of this coarse instrument, the mutually rough degree of measured surface is evaluated, can satisfy various measurement requirements.The surface roughness parameter value that measures and contour pattern both can be shown by the figure form crystal display, again general-purpose computers, plotting apparatus, printer output.
Described software control system adopts DSPTMS320VC5402 chip process control system.Integrated A/D and sample/hold circuit can provide PWM output in the described DSPTMS320VC5402 chip.The DSP device adopts improved Harvard structure, has independently program and data space, allows access program and data simultaneously.The hardware multiplier of built-in high speed, the multi-stage pipeline of enhancing makes the DSP device have data operation ability at a high speed.The DSP device also provides the instruction set of highly-specialised, has improved the arithmetic speed of FFT Fast Fourier Transform (FFT) and wave filter.In addition, the DSP device provides jtag interface, has more advanced development tool, and the batch process test is more convenient, and developing instrument can be realized total space transparent emulation, does not take any resource of user.Software is furnished with compilation/link C compiler, C source code debugger.
Described software control system is installed on the computing machine and realizes that many coarse instrument of Long-distance Control work together; Described software control system is installed on the coarse instrument work of part that realizes on the computing machine in many coarse instrument of Long-distance Control; Software control system in the described coarse instrument is controlled its metrical information; The metrical information of each coarse instrument of installed software control system control all working and measure the measurement summary information of same all coarse instrument of workpiece on the described computing machine.
Described many coarse instrument and computing machine are connected by cable, optical fiber, infrared, bluetooth.
Fig. 3 controls coarse instrument software workflow figure for computer remote.
At first, in the pulpit, prepare a computing machine at least, many coarse instrument synchro measure software control systems are installed on computers.Guarantee and normally to use.
Three coarse instrument have been adopted in this experiment, are respectively coarse instrument A, coarse instrument B, coarse instrument C, on the coarse instrument A standard transducer are installed; On the coarse instrument B curved surface sensor is installed; Coarse instrument C deep trouth sensor.
Secondly, start coarse instrument A, coarse instrument B, coarse instrument C, click the connection button in the software in the computing machine then; Adopt optical fiber bidirectional to communicate by letter between computing machine and coarse instrument A, coarse instrument B, the coarse instrument C.
At last, in software, select coarse instrument A, click and measure beginning; Standard transducer in the coarse instrument begins surface of the work A1 is carried out Information Monitoring, and DSP also calculates metrical information synchronously, shows the result at last, demonstrates the surfaceness information at workpiece A1 place;
In software, select coarse instrument B, click and measure beginning; Curved surface sensor in the coarse instrument begins surface of the work B1 is carried out Information Monitoring, and DSP also calculates metrical information synchronously, shows the result at last, demonstrates the surfaceness information at workpiece B1 place;
In software, select coarse instrument C, click and measure beginning; Deep trouth sensor in the coarse instrument begins surface of the work C1 is carried out Information Monitoring, and DSP also calculates metrical information synchronously, shows the result at last, demonstrates the surfaceness information at workpiece C1 place;
To sum up work, pop-up window in the software, does may I ask need this whole workpiece surfaceness information is gathered? click and determine, demonstrate the overall information of whole workpiece surfaceness.Namely measure and finish.The coarse instrument of measuring junction can cut out by the staff, and perhaps coarse instrument without any action, will cut out within 5 minutes automatically.
Use this software control system, as long as a pulpit is arranged, other surveying work can be distributed in different positions, measuring junction only needs a common staff can finish the surveying work of this subjob roughness, such software control can be led several common staff just can finish countless workpiece surface roughness by this area professional person and be measured, can save human cost, save time, and then raise the efficiency.
Claims (10)
1. the software control system of the coarse instrument of high precision is characterized in that, described system comprises measuring condition module (1), measures control module (2), shows object module (3), exports object module (4), file operation module (5);
Described measuring condition module (1) is used for finishing the setting of measuring condition; Described measuring condition module (1) comprises that filtering mode (101), enlargement factor are chosen (102), measurement range is selected (103), sample length selected (104), evaluation length selected (105);
Described measurement control module (2) is used for controlling sensor in real time to be measured, and the data of gathering is carried out digital filtering ask the laggard line parameter of center line to calculate; Described measurement control module (2) is divided into and begins to measure (201) and begin calculating (202) two large divisions;
Described demonstration object module (3) shows the roughness concentration parameter (301) that calculates, and shows statistic analysis result (302), contour pattern curve (303);
Described output object module (4) is used for measurement parameter (301), statistic analysis result (302), contour pattern curve (303) are exported by the electronics output device, and output parameter can be set;
Described file operation module (5) is preserved data (501) for the disk position that realization is write the access customer appointment with data, and historical data is carried out sense data (502) and can be done data processing and analysis again.
2. the software control system of the coarse instrument of a kind of high precision according to claim 1 is characterized in that, described filtering mode (101) comprises RC filtering (1011), phase place correction filtering (1012), G AUSS filtering (1013), not filtering (1014).
3. the software control system of the coarse instrument of a kind of high precision according to claim 2, it is characterized in that described enlargement factor (102) is divided into 1 * (1021), 2 * (1022), 5 * (1023), 10 * (1024), 20 * (1025), 50 * (1026); The circulation of described enlargement factor be shown as be 1 * → 2 * → 5 * → 10 * → 20 * → 50 *.
4. the software control system of the coarse instrument of a kind of high precision according to claim 2 is characterized in that, it is 0.001～500um that described measurement range is selected (103).
5. the software control system of the coarse instrument of a kind of high precision according to claim 1 is characterized in that, described sample length (104) is divided into 0.25mm (1041), 0.8mm (1042), 2.5mm (1043) and automatically selected (1044).
6. the software control system of the coarse instrument of a kind of high precision according to claim 1 is characterized in that, described evaluation length (105) is divided into 1/ (1051), 2/ (1052), 3/ (1053), 4/ (1054), 5/ (1055); Described evaluation length circulation is shown as 1/ → 2/ → 3/ → 4/ → 5/.
7. the software control system of the coarse instrument of a kind of high precision according to claim 1 is characterized in that, described measurement parameter has 1～30 kind.
8. the software control system of the coarse instrument of high precision is characterized in that, described software control system adopts TMS320VC5402 chip process control system.
9. the software control system of the coarse instrument of a kind of high precision according to claim 8 is characterized in that, described software control system is installed on the computing machine and realizes that many coarse instrument of Long-distance Control work together; Described software control system is installed on the coarse instrument work of part that realizes on the computing machine in many coarse instrument of Long-distance Control; Software control system in the described coarse instrument is controlled its metrical information; The metrical information of each coarse instrument of installed software control system control all working and measure the measurement summary information of same all coarse instrument of workpiece on the described computing machine.
10. the software control system of the coarse instrument of a kind of high precision according to claim 9 is characterized in that, described many coarse instrument and computing machine are connected by cable, optical fiber, infrared, bluetooth.
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| CN2578787Y (en) * | 2001-12-21 | 2003-10-08 | 时代集团公司 | Manual roughness devices |
| CN201034580Y (en) * | 2007-04-29 | 2008-03-12 | 沈阳理工大学 | Roughness concentration detector based on virtual instrument |
| CN201555557U (en) * | 2009-07-22 | 2010-08-18 | 宁波市科技园区联晟电子科技有限公司 | Surface roughness measurement device |
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2011
- 2011-12-29 CN CN2011104475167A patent/CN103185564A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10104025A (en) * | 1996-09-30 | 1998-04-24 | Tokyo Seimitsu Co Ltd | Measurement-data processor |
| CN2578787Y (en) * | 2001-12-21 | 2003-10-08 | 时代集团公司 | Manual roughness devices |
| CN201034580Y (en) * | 2007-04-29 | 2008-03-12 | 沈阳理工大学 | Roughness concentration detector based on virtual instrument |
| CN201555557U (en) * | 2009-07-22 | 2010-08-18 | 宁波市科技园区联晟电子科技有限公司 | Surface roughness measurement device |
Non-Patent Citations (3)
| Title |
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| 佚名: "TR200手持式粗糙度仪使用说明书", 《百度文库》, 7 October 2011 (2011-10-07) * |
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Application publication date: 20130703 |