CN101776881A - Method for generating rounding macro-program code - Google Patents
Method for generating rounding macro-program code Download PDFInfo
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- CN101776881A CN101776881A CN200910244647A CN200910244647A CN101776881A CN 101776881 A CN101776881 A CN 101776881A CN 200910244647 A CN200910244647 A CN 200910244647A CN 200910244647 A CN200910244647 A CN 200910244647A CN 101776881 A CN101776881 A CN 101776881A
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Abstract
The invention provides a method for generating a rounding macro-program code, which comprises the following steps: inputting a cutter location file which comprises technological parameters of macro-rounding; resolving the cutter location file to acquire track data; and converting the track data into the macro-program code. The method solves the problems of low efficiency, time wasting and easy occurrence of errors of manual coding and the problem that CAM software cannot generate the macro-program code, and achieves the effects of reducing error rate, improving efficiency and saving manpower.
Description
Technical field
The present invention relates to numerical control field, more specifically, relate to the method that generates rounding macro-program code.
Background technology
Digital control processing is as guaranteeing product quality, raise labour productivity and realizing that the important means of robotization is widely applied to each manufacturing fields such as automobile, aviation, mould.And whether numerically-controlled machine can give full play to its effect, and the important point is the efficient and the ease for use of its employed numerical control program.A lot of structural similarities, part that size is different are arranged in actual production,, will waste the plenty of time if every batch of part all removes to work out nc program.Making full use of macroprogram is to address these problems very effective measure.Include variable, turn to, relatively the instruction of function such as judgement is called macro instruction, the program that includes macro instruction is called macroprogram.For the program of carrying out same stock removal action repeatedly, can use macroprogram to work out.
Rounding processing is a procedure the most common in the digital control processing.Carrying out this class at first, to add man-hour generally all be the hand-coding macro-program code.Carry out rounding for the comparatively simple part of contour shape, adopt the modes of manual programmings more at present, calculate each point coordinate of contour curve, write as macro-program code again.Utilize the cutter radius compensation function directly along the profile coding.When digital control system possessed the cutter radius compensation function, numerical control program only need be write by workpiece profile, added digital control system meeting in man-hour and calculated cutter heart track automatically.Cutter radius compensation function in the numerical control milling processing is simplified programming greatly, has brought very big convenience to programmer.Cutter radius compensation function and macroprogram can realize the versatility of numerical control program.
The inventor finds that the hand-coding machining code expends time in longer, occurs mistake easily, can't be competent at the programming of complicated shape part.More complicated a little part, as SPL is arranged in the contour curve, hand computation is difficulty a bit just, and at this moment generally by instrument, the point coordinate data that disperses out is write as macro-program code again and is processed.
Along with the raising of part shape of product complexity, only depend on and manually go the calculation level coordinate seemingly impossible.At this moment people have used computer aided programming, and promptly CAM (Computer Aided Manufacturing) software generates the processing cutter track, utilize rearmounted the processing to generate machining code again.Use CAM software to process, need earlier the fillet surface of chamfering to be worked it out, CAM software can be processed along this curved surface, but the program code of CAM software generation at present all is general G code, is not macro-program code.Usually data volume is bigger, when running into the less numerical control device of internal memory, needs to divide transmission several times.
The inventor finds, uses CAM software to carry out automated programming, be the problem that has solved hand-coding, but the machining code that generates is long, does not have versatility, changes a similar part, must need to regenerate program code.
Summary of the invention
The present invention aims to provide a kind of method that generates rounding macro-program code, can solve the hand-coding complexity and easily make mistakes, and CAM software can not be produced problems such as macro-program code.
According to an aspect of the present invention, provide a kind of method that generates rounding macro-program code, having comprised: the input cutter location file, comprising the technological parameter of the grand processing of rounding; The cutter location file parsing is obtained track data; Track data is converted to macro-program code.
Alternatively, in above-mentioned method, technological parameter comprises following at least a: radius of corner, fillet initial angle, fillet finish angle, central angle increment, incision straight length and offset direction.
Alternatively, in above-mentioned method, cutter location file adopts the numerical value and the title of the form recording process parameter of label.
Alternatively, in above-mentioned method, the cutter location file parsing is obtained track data comprise: track data is stored in the internal memory, and after executing the step that track data is converted to macro-program code, track data is released.
Alternatively, in above-mentioned method, cutter location file resolved obtain track data and comprise: set up bivariate table, be referred to as index with the name of technological parameter, each title value corresponding is the numerical value of technological parameter.
Alternatively, in above-mentioned method, use default lathe configuration file that track data is converted to macro-program code.
Alternatively, in above-mentioned method, the lathe configuration file comprises a plurality of functions, is respectively applied for different types of track data is output as macro-program code according to the form of macro-program code.
Alternatively, in above-mentioned method, cutter location file is resolved to track data also comprise: the precision according to user's input is optimized to straight line or circular arc to tiny straight-line segment and fits to NURBS (non-uniform rational B-spline Non-Uniform Rational B-Splines) curve.
Alternatively, in above-mentioned method, cutter location file is resolved to track data also comprise: track data is carried out security inspection.
Alternatively, in above-mentioned method, security inspection comprises: judge whether to surpass the stroke of the lathe of target numerical control system type, and/or judge whether the form output that the lathe with target numerical control system type can not receive; According to judged result track data is correspondingly handled.
The present invention generates the method for rounding macro-program code, because adopted the macro-program code product process of robotization, so solved the problem that above-mentioned hand-coding code efficiency is low, time-consuming, easily make mistakes, and CAM software can not the generative type macros code problem, and then reached and reduce error rate, raise the efficiency the effect of saving manpower.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 shows the process flow diagram according to the generation rounding macro-program code of the embodiment of the invention;
Fig. 2 shows the process flow diagram of the generation rounding macro-program code of the optional embodiment according to the present invention.
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the present invention in detail.
Fig. 1 shows the process flow diagram according to the generation rounding macro-program code of the embodiment of the invention, comprising:
Step S10, the input cutter location file is comprising the technological parameter of the grand processing of rounding;
Step S20 obtains track data with the cutter location file parsing;
Step S30 is converted to macro-program code with track data.
Specifically, the contour curve of given rounding, and prepare corresponding process data.The discrete contour curve of machining precision according to the user proposes all is separated into the straight-line segment or the circular arc that meet precision, and straight-line segment or arc section after these are dispersed connect into track, and this track is the nominal track of the grand processing of rounding.This track is generated post code by lathe radial compensation mode, define beginning part and latter ends such as the variable of program code and circular in definition simultaneously, the output macro program code.In macro-program code, use macro-variable and loop statement to circulate and carry out this trajectory path, change current radial compensation numerical value simultaneously, promptly reach rounding cutting function.
The given contour curve of cutter location file, the grand processing of rounding will be carried out rounding along this curve.The machining precision given according to the user is separated into receivable straight-line segment of lathe or arc section to contour curve, and straight-line segment or arc section after these are dispersed are linked in sequence, and are exactly the nominal track of the grand processing of rounding.
This generates the method for rounding macro-program code, because adopted the macro-program code product process of robotization, so solved the problem that above-mentioned hand-coding code efficiency is low, time-consuming, easily make mistakes, and CAM software can not the generative type macros code problem, and then reached and reduce error rate, raise the efficiency the effect of saving manpower.
Alternatively, in above-mentioned method, technological parameter comprises following at least a: radius of corner, fillet initial angle, fillet finish angle, central angle increment, incision straight length and offset direction.These these all be rounding processing machined parameters commonly used.Technological parameters such as radius of corner, fillet initial angle, fillet end angle, central angle increment, incision straight length and offset direction have been set in the grand processing of rounding.Rounding is grand to add man-hour preparing, and needs to confirm earlier these parameters, and system has also provided the acquiescence numerical value of each parameter.
Radius of corner: the radius size that refers to the cutting fillet.
Fillet initial angle: refer to the angle between cutting fillet reference position and the coordinate system Z axle forward.
Fillet finishes the angle: refer to the angle between cutting fillet end position and the coordinate system Z axle forward.
The central angle increment: using in the circulation of macro-program code, is the round-robin independent variable.
Incision straight length: be the one section straight-line segment of cutting beginning forward position, can avoid cutting generation on the technology perpendicular to cutting direction.In the rounding working angles, used the radial compensation function of lathe, this functional requirement must be walked one section straight-line segment before compensation.
Alternatively, in above-mentioned method, cutter location file adopts the numerical value and the title of the form recording process parameter of label.Technological parameter is transferred to rearmounted disposal system by cutter location file, for each technological parameter distributes a title, adopts the numerical value of the form recording process parameter of label in cutter location file, and parameter name is become a pair of with combinations of values.
Alternatively, in above-mentioned method, the cutter location file parsing is obtained track data comprise: track data is stored in the internal memory, and after executing the step that track data is converted to macro-program code, track data is released.Because track data is an intermediate data, need not permanent preservation so can discharge.This optional embodiment has avoided the read-write of hard disk, so execution speed is faster.
Alternatively, in above-mentioned method, cutter location file resolved obtain track data and comprise: set up bivariate table, be referred to as index with the name of technological parameter, each title value corresponding is the numerical value of technological parameter.According to the title of technological parameter, just can get different parameter values like this.
Alternatively, in above-mentioned method, use default lathe configuration file that track data is converted to macro-program code.The form that different digital control systems receives the machining code of handling is different, and geometric data is identical.The lathe configuration file can control format output.
Alternatively, in above-mentioned method, the lathe configuration file comprises a plurality of functions, is respectively applied for different types of track data is output as macro-program code according to the form of macro-program code.
According to the characteristics of machining code, a machining code is divided into file header, end-of-file and main part, main part is loaded by cutter again, the fast moving straight line, normally cuts straight line, circular arc, boring circulation, subroutine call etc. and partly forms.These parts are extracted out respectively with each different function defining, then is the control statement that can be changed by the user as for the content of function, to be used for the corresponding code format of control output.These functions all have been placed in the lathe configuration file.
The lathe configuration file can adopt the form of text, and Chinese note is arranged.When the needs expansion generates the machining code of other numerical control type, can revise the purpose that the lathe configuration file just can reach change output machining code.Optionally, can provide specially at the Chinese interface of revising the lathe configuration file in order to revise conveniently, easy to operate.
Alternatively, in above-mentioned method, cutter location file is resolved to track data also comprise: the precision according to user's input is optimized to tiny straight-line segment straight line or circular arc and fits to nurbs curve.This track optimizing step helps exporting more excellent target machining code, can shorten process time, improves processing quality.
Alternatively, in above-mentioned method, cutter location file is resolved to track data also comprise: track data is carried out security inspection.This can be avoided the machine tooling failure of target numerical control system type.
Alternatively, in above-mentioned method, security inspection comprises: judge whether to surpass the stroke of the lathe of target numerical control system type, and/or judge whether the form output that the lathe with target numerical control system type can not receive; According to judged result track data is correspondingly handled.Exceeding that stroke or form do not match is modal failure mode, and this optional embodiment has solved this two problems effectively.
Fig. 2 shows the process flow diagram of the generation rounding macro-program code of the optional embodiment according to the present invention.Among the figure, after cutter location file is transfused to, at first resolves and obtain the inner track data by the cutter location file parsing module.The cutter location file of user's input is read in the system, and can change the cutter location file of other CAM output this moment, resolves to the track data that rearmounted internal system needs.This track data is in calculator memory, and the centre can not exported.Rearmounted process finishes, and these data also are released automatically.
The inner track data are optimized by data-optimized module, and carry out safety inspection by data security inspection module.Data-optimized module mainly is that the track data that reads in into is optimized, and according to certain precision little straight-line segment is optimized to straight-line segment or circular arc, can shorten process time, improves processing quality.Data security checks that module mainly is that track data is carried out security inspection, checks each coordinate figure whether to surpass the maximum prescribed stroke of lathe.To not supporting the lathe of circular arc, be separated into straight line to circular arc.The lathe that has is only supported the circular arc in XY, YZ and the ZX plane, be separated into straight line to the circular arc that does not belong in these three planes.Can accept the maximum central angle of circular arc checks etc. lathe.
Be written into the lathe configuration file of user preset then, after being resolved by lathe configuration file parsing module, controlled parameter.Track data just can have been exported through the processing of the several modules in front, export the code file of what form, need be by the controlled variable decision of disposing in the lathe configuration file.The control format output module is exactly according to controlled variable the code that track data is formatted into user's needs to be exported, and is used for the inner track data-switching is become macro-program code.The just rearmounted process of handling of the process of output code.The lathe configuration file is the set that the rearmounted system of control generates each parameter of different code, this document is a text at present, allow user oneself configuration, therefore, need become the familiar control statement of rearmounted system to user configured Context resolution, as the controlled variable of inside, control rearmounted process and generate different code files.The effect of this module is exactly the controlled variable that user configured content is converted to rearmounted internal system.The form of the program code that each digital control system receives is different, and the macro-program code of generation also is different, can write on these call formats in the configuration file, generate the program code of which kind of form, just selects the configuration file of which kind of form.
Program code generally is divided into three parts: program header, center section and program portion.The sign that generally adds program code at program header illustrates, the initialization assignment of macro-variable, and statements such as the definition of loop body, center section then are the concrete motion statements of lathe, the program portion is the end of loop body, the END instruction of program code etc.
Technological parameter numerical value according to user's input defines corresponding macro-variable, as independent variable, is recycled to central angle angle at the end from the central angle start angle with central angle, each circulation, and the central angle independent variable all changes a central angle increment.
In the circulation beginning, calculate the degree of depth and the length that needs radial compensation of Tool in Cutting.The radial compensation numerical value that calculates is write in the machine tool numerical control system, and made cutter move to the cutting depth place.
According to being left avertence or right avertence in the offset direction decision Tool in Cutting process, open the cutter radial compensate function, cut along nominal track.Cut the back and upgraded the central angle independent variable, repeated this circulation up to loop ends.
If the user need verify whether the rounding track of generation is correct, can launch working angles by said process, the track of expansion is the actual path of the grand processing of rounding.This actual path can show in CAM software, and with the rationality that helps the user rs authentication working process parameter to be provided with, whether the track of generation is correct.
Provide the example of the rounding macro-program code of the method generation of using the embodiment of the invention below
％
O1200
(NC0051，2008-9-27，15：51：12.0)
N10T3M6
N12G90G54G0X-96.969Y-40.357S3000M03
N14G43H0Z50.M07
N16#1=0.000000; (start angle);
N18#2=6.000000; (angle step);
N20#3=90.000000; (end angle);
N22#2=#3/ROUND[#3/#2+0.5]; (revised angle step);
N24#4=5.000000; (radius of corner);
N26#5=10; (nose angle radius);
N28#15=10-#5; (tool radius);
N30#8=0; (the height Z value at outline line place);
N32WHILE[#1LE#3] DO1; (circulation stops during smaller or equal to #3 up to #1);
N34#6=#8-#4+[#4+#5] * COS[#1]-#5; (degree of depth);
N36#7=#15+[#4+#5] * SIN[#1]; (radial compensation);
N38G10L12P3R#7; (in radial compensation value #7 input lathe);
N42G01Z#6 (to cutting depth, beginning to cut fillet down)
N44G41D3X-77.154Y-43.071F1000
N46X-71.221Y0.235
N48G17G2X-59.053Y16.001I19.815J-2.714
N50G1X-18.976Y32.584
N52X31.714Y35.936
N54G2X47.948Y29.305I1.319J-19.956
N56G1X70.563Y3.994
N58G2X73.945Y-17.409I-14.914J-13.326
N60G1X58.427Y-52.559
N62G40X76.723Y-60.637
N64G0Z50.
N66X-96.969Y-40.357
N68#1=#1+#2; (the fillet independent variable increases progressively)
N70END 1; (loop body end)
N72M09
N74M05
N76M30
％
The present invention has strengthened compatibility; Reduce operation easier and risk, strengthened the security of processing, improved the qualification rate of product processing; Reduce the leading time, improved production efficiency.Save fund, reduced cost.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with the general calculation device, they can concentrate on the single calculation element, perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element, carry out by calculation element thereby they can be stored in the memory storage, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a method that generates rounding macro-program code is characterized in that, comprising:
The input cutter location file is comprising the technological parameter of the grand processing of rounding;
Described cutter location file parsing is obtained track data;
Described track data is converted to macro-program code.
2. method according to claim 1 is characterized in that, described technological parameter comprises following at least a:
Radius of corner, fillet initial angle, fillet finish angle, central angle increment, incision straight length and offset direction.
3. method according to claim 1 is characterized in that, described cutter location file adopts the form of label to write down the numerical value and the title of described technological parameter.
4. method according to claim 1 is characterized in that, described cutter location file parsing is obtained track data comprise:
Described track data is stored in the internal memory, execute described track data is converted to the step of macro-program code after, described track data is released.
5. method according to claim 1 is characterized in that, described cutter location file parsing is obtained track data comprise:
Set up bivariate table, with described technological parameter the name be referred to as index, each title value corresponding is the numerical value of described technological parameter.
6. method according to claim 1 is characterized in that, uses default lathe configuration file that described track data is converted to macro-program code.
7. method according to claim 6 is characterized in that, described lathe configuration file comprises a plurality of functions, is respectively applied for different types of described track data is output as described macro-program code according to the form of macro-program code.
8. method according to claim 1 is characterized in that, described cutter location file is resolved to track data also comprise:
Precision according to user's input is optimized to tiny straight-line segment straight line or circular arc and fits to non-homogeneous B spline curve.
9. method according to claim 1 is characterized in that, described cutter location file is resolved to track data also comprise:
Described track data is carried out security inspection.
10. method according to claim 1 is characterized in that, described security inspection comprises:
Judge whether to surpass the stroke of the lathe of described target numerical control system type, and/or judge whether the form output that the lathe with target numerical control system type can not receive;
According to judged result described track data is correspondingly handled.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103949704A (en) * | 2014-03-26 | 2014-07-30 | 西安西航集团莱特航空制造技术有限公司 | Milling method for orifice inside-outside fillet of irregular hole on conical shell surface |
| CN104077128A (en) * | 2014-06-09 | 2014-10-01 | 中国建设银行股份有限公司 | Data processing method and device |
| CN112859757A (en) * | 2019-11-27 | 2021-05-28 | 宁波舜宇智能科技有限公司 | Edge calculation control method, edge calculation control device, edge computer and readable storage medium |
| CN112958818A (en) * | 2021-03-17 | 2021-06-15 | 中国航发动力股份有限公司 | Processing method for chamfering hole opening |
| CN116540638A (en) * | 2023-07-05 | 2023-08-04 | 成都瑞雪丰泰精密电子股份有限公司 | Method, device and storage medium for post-processing CAM numerical control machining program |
-
2009
- 2009-12-31 CN CN200910244647A patent/CN101776881A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103949704A (en) * | 2014-03-26 | 2014-07-30 | 西安西航集团莱特航空制造技术有限公司 | Milling method for orifice inside-outside fillet of irregular hole on conical shell surface |
| CN103949704B (en) * | 2014-03-26 | 2016-04-27 | 西安西航集团莱特航空制造技术有限公司 | The method for milling of rounding inside and outside the aperture of a kind of conical shell profiled holes on the surface |
| CN104077128A (en) * | 2014-06-09 | 2014-10-01 | 中国建设银行股份有限公司 | Data processing method and device |
| CN104077128B (en) * | 2014-06-09 | 2017-07-11 | 中国建设银行股份有限公司 | A kind of data processing method and device |
| CN112859757A (en) * | 2019-11-27 | 2021-05-28 | 宁波舜宇智能科技有限公司 | Edge calculation control method, edge calculation control device, edge computer and readable storage medium |
| CN112958818A (en) * | 2021-03-17 | 2021-06-15 | 中国航发动力股份有限公司 | Processing method for chamfering hole opening |
| CN116540638A (en) * | 2023-07-05 | 2023-08-04 | 成都瑞雪丰泰精密电子股份有限公司 | Method, device and storage medium for post-processing CAM numerical control machining program |
| CN116540638B (en) * | 2023-07-05 | 2023-09-05 | 成都瑞雪丰泰精密电子股份有限公司 | Method, device and storage medium for post-processing CAM numerical control machining program |
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Application publication date: 20100714 |