CN105549538B - Microprismatic retroreflective Mold CAM-system - Google Patents
Microprismatic retroreflective Mold CAM-system Download PDFInfo
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- CN105549538B CN105549538B CN201510909683.7A CN201510909683A CN105549538B CN 105549538 B CN105549538 B CN 105549538B CN 201510909683 A CN201510909683 A CN 201510909683A CN 105549538 B CN105549538 B CN 105549538B
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/4097—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by using design data to control NC machines, e.g. CAD/CAM
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/404—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control arrangements for compensation, e.g. for backlash, overshoot, tool offset, tool wear, temperature, machine construction errors, load, inertia
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/70—Software maintenance or management
- G06F8/73—Program documentation
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Abstract
The invention discloses a kind of microprismatic retroreflective Mold CAM-system, and system is designed using nested WFTA moduleization, including parameter input module, Machining Analysis module, result output module.The system can freely define mould-type, mold base shape, pyramid geometric parameter, machine tooling mode, Machine-settings etc., and then be analyzed according to data are defined, and provide analog result displaying.System judges its reasonability according to above-mentioned customized all parametric synthesis and provides optimal or most fast processing mode, and estimates process time, simulates final Machining preview figure；Final result can export numerical control file and be supplied to diamond lathe to process microprism original mould.The system trueness error is controlled below nanoscale, and the numerical control code that ultra precision diamond turning machine reads its generation can process high-quality ultraprecise microprismatic retroreflective original mould.
Description
Technical field
The invention belongs to computer software fields, are manufactured for microprismatic retroreflective material original mould in Ultra-precision Turning
CAM system.
Background technology
Incident light can be reflected back light source as reflecting material by microprism, the advantages of due to its energy-conserving and environment-protective, extensively should
For fields such as traffic safety direction board, engineering road surface mark, dress ornaments.
The effective retroreflectors that the microprism of different reflecting unit geometries obtains have difference, common reflecting unit
Geometry probably has V-groove, cube corner, triangular pyramid etc..Reflecting unit carries out array again, assembly obtains microprism.
Microprism original mould is mainly carried out using Ultra-precision Turning instrument diamond lathe, and the numerical control program of lathe is compiled
It is relatively complicated to write process, correctness is also difficult to assess.During single process, the geometrical property of microprism, array number, array
Direction, diamond lathe machined parameters etc. must all carry out accurate recording, and content is more and complicated, it is difficult to which accumulation preserves, unfavorable
In the long-run development of technique.Meanwhile the time of machine tooling and mould and die accuracy requirement be microprism original mould most directly into
This.Simulation cutter track, after obtaining finished product preview graph, unnecessary machining area is removed, confirm that precision grade enters again according to demand
Row processing can improve efficiency, reduce cost.
As nano level Ultra-precision Turning product, the error analysis of microprism original mould is also more difficult, most feelings
Condition is using its die surface of micro- scarnning mirror or observes by the naked eye, and is as a result difficult to qualitative assessment.
Microprism original mould manufacture craft is more ripe abroad on the market at present, concentrates on the U.S. and Japan, country's rule
Mould is smaller, and technology is also relatively weak.Meanwhile the CAM system of prevalence is also difficult to directly apply to the micro- of diamond lathe on the market
Prism processing technology, single process need to expend longer data preparation and debugging lathe time.
The content of the invention
The invention aims to overcome the shortcomings of above-mentioned background technology, design and develop a kind of anti-specifically for microprism
The CAM system of luminescent material original mould.By the present invention, microprism original mould numerical control program file can be quickly generated, it is convenient
Carry out sunykatuib analysis, technology obtained it is effective accumulation and preserve.The system altitude liberalization, can customize microprism
Type, microprism machining accuracy, lathe items machined parameters etc.；System draws processing result, dimensional preview according to Parameter analysis
Figure；Template function can recommend optimal or most fast processing mode；User is according to the instant adjusting parameter of analog result further to meet
Demand；The system possesses error analysis function, imports the measured value of microprism original mould, set its match parameter it
Afterwards, it can obtain error analysis result.
Microprismatic retroreflective material original mould CAM system involved in the present invention, including it is input module, analysis module, defeated
Go out module.
The parameter input module, all parameter values required for determining microprism processing.Micro- pyramid processing ginseng
Number is various, and setting up procedure is relatively complicated.Illustrate parameter setting procedure below：
Step 1：Input the general introduction such as the time of this processing, author, purpose, environment temperature, mold materials, error requirements property
Record.Environmental condition, such as temperature, humidity etc., are had a great influence for processing result, and accurate recording is answered in processing every time.
Step 2：Determine micro- pyramid type.System provides 3 kinds of conventional types：V pyramid types, rectangular pyramid, triangular pyramid
Type；Wherein, rectangular pyramid and triangular pyramid be it needs to be determined that processing crank degree, 2 crank degrees of system default rectangular pyramid are 0 °,
90 °, 3 crank degrees of triangular pyramid are 0 °, 60 °, 120 °.In the case of more generally, user can customize rectangular pyramid and Rhizoma Sparganii
The processing angle of cone.
Step 3：Specify angle and height number between two neighboring pyramid, i.e. diamond lathe point of a knife in reflecting unit
Angle [alpha] and cutting-in depth h.In rectangular pyramid and triangular pyramid processing, if corner is unequal after joining, then rectangular pyramid needs 2
Different α and h are covered, triangular pyramid needs 3 sets of α and h.
Step 4：Specify array number of the reflecting unit on XOY plane.If this array number is not specified, system default
It is covered with whole workpieces processing, only stays a small amount of white space in edge.
Step 5：Untill step 4, system can preview microprism form in three-dimensional simulation figure, but surrounding is also
In the presence of the region do not joined of some redundancies, in order to save processing cost, these redundant areas can delete.System needs true
The shape and size of original workpiece are determined to meet optimal processing effect, may also need to remodify in step 4 if necessary
Numerical value.Original workpiece it is generally rectangular in shape and circular, user must provide the length of rectangle and wide a, b or circle radius
r。
In order to ensure diamond lathe process safety, the array number set in step 4 can be with no more than original workpiece
The scope of receiving, it is generally the case that the edge of original workpiece must leave certain white space.If excessive, system will provide
Miscue, it is desirable to which user resets.
Step 6：Determine the machined parameters of lathe：Including processing mode, turning number, turning depth, five-axis robot speed,
The numerical control parameters such as direction, corner instruction, withdrawing instruction, extra-instruction.
It is above newly-built Parameter File and progressively the process of arrange parameter, system can also directly be opened and defined by the system
Seg Parameter Files, segt template files, remove the parameter setting procedure of complexity from, user can modify on this basis.
System provides quick definition function in input module.User only it needs to be determined that most basic microprism parameter,
Such as height, required precision and expectation process time, system can automatically generate one or more of parameterized templates and provide sunykatuib analysis
As a result for selection by the user.
The analysis module is calculated by system background and completed, including following functions：Parameter simulation analysis, measurement error point
Analysis.
The parameter simulation analysis, for simulating microprism processing result, there is provided microprism dimensional preview figure.System according to
Good parameter defined in above-mentioned steps, integrality and rationality checking are carried out first.If rationality checking fails, system will provide
Miscue, and suggest correction value.After detection passes through, system will provide machining path, to estimate process time, gauging surface coarse
Degree, and in 3-D view interface display microprism dimensional preview figure.User can be according to the result (path, process time) of simulation again
Secondary adjustment parameters value, untill analog result is satisfied with.
The analysis of measurement errors function, for the error between comparative analysis actual processing result and design result.Will
The microprism surface data that measuring instrument measures are imported into system, parameter definition corresponding to this microprism of simultaneous selection, system
Automatically coincide translation and analytical error are carried out to coordinate, obtains actual pyramid angle value, actual height value, AME, together
When primitive curve, experiment curv, error curve are shown in graphical window.
The output module, for the parameter defined to be exported as into point data file (* .csv), numerical control file (*
.nc), Parameter File (* .seg), template file (* .segt).Point data file (* .csv) have recorded diamond lathe cutter track warp
All three-dimensional or two-dimensional coordinate points crossed, it is possible to provide to third party's CAD program do some deeper into conversed analysis, improving this is
The transplantability of system and compatibility；Numerical control file (* .nc) is supplied to diamond lathe to be directly processed into microprism original mould, together
When some general introductions and descriptive information can be recorded in the declaratives of numerical control file；Parameter File (* .seg) have recorded this micro- rib
Bore all parameters of processing；Template file (* .segt) preserves partial parameters, and versatility is had more compared with Parameter File.This is several
The file of type can easily be adjusted modification by analysis module.Parameter File (* .seg) and template file (*
.segt) it can only be opened and be edited by this CAM system.
The function of output module also includes mutually turning above-mentioned Miscellaneous Documents form.Wherein, because point data file only records
The coordinate points that cutter track is streaked, with the transfer process of nc numerical controls file or seg Parameter Files, it may appear that partial information is lost
Lose or require supplement, conversion process system will be given and prompt.
Brief description of the drawings
Fig. 1 is the system integral frame structure；
Fig. 2 is operating simulation figure under 3 corner directions；
Fig. 3 is the array of figure under 3 corner directions；
Fig. 4 is to determine the final manuscript after shapes of substrates size；
Fig. 5 is triangular pyramid microprism three-dimensional simulation figure.
Embodiment
Below in conjunction with the accompanying drawings and the present invention is discussed in detail in embodiment.But following embodiment is only limitted to explain this hair
Bright, protection scope of the present invention should include the full content of claim；By following examples, those skilled in the art is
The full content of the claims in the present invention can be realized.
Embodiment one
The present embodiment generates the microprism numerical control file that a triangular pyramid is reflector element.
The first step：Input processing general introduction.Time：2015.12.01；Environment temperature：20℃；Ambient humidity：55%；Mould
Material：Aluminium；Required precision：10μm；Error requirements：<1μm；
Second step：It is respectively 0 ° to define 3 corner orientation angles of microprism, and 60 °, 120 °, this 3 corner sides are reflected down
Angle between unit is 70.5 °, and the height in Rhizoma Sparganii conical point face on earth is 60 μm.Operating simulation figure as shown in Figure 2.
3rd step：Machine-settings are defined, cutting depth is respectively 10 μm, 30 μm, 50 μm, 60 μm.Each rotation side
Downward array number is 21；X, Y, Z three axis machining speed F600, F600, F20, Z axis withdrawing distance is 0.5cm.Such as Fig. 3 institutes
Show the operating simulation figure after array.
4th step：Work piece substrate is set to be shaped as rectangle, size is 1500 μm * 1000 μm, is only retained under 3 corner directions
The part that centre is joined, surrounding redundancy section is removed.As shown in Figure 4.
5th step：Determine whether result is satisfied with according to final three-dimensional simulation design sketch (Fig. 5) and process time.Such as satisfaction,
Then the optional numerical control file that exported is input to diamond lathe processing, also may be selected to save as new processing template so as to next time
Use；As dissatisfied, step 2 can be readjusted to the parameters value defined in step 4 untill satisfaction.
6th step：" export " button is clicked in software systems, this result is exported as into NC numerical control files.Diamond
Lathe, which reads this numerical control file, can process the triangular pyramid microprism original mould that the system simulates.
Claims (1)
1. a kind of microprismatic retroreflective Mold CAM-system, including input module, analysis module and output module, it is characterised in that：
The input module, for recording and collecting input parameter, input parameter includes microprism substance parameter information, lathe adds
Work information；
The newly-built seg Parameter Files of input module, segt template files, required all parameter informations are determined according to step；Or beat
Txt is opened, csv point datas file, nc numerical controls file, seg Parameter Files, segt template files read parameter；Wherein seg parameters text
Part, segt template files form only can be opened or edited by the system；
Input module also includes a quick definition parameter function, and user need to only input most basic accuracy requirement, system
It is for selection to generate several parameters template；
The analysis module, first determines whether the reasonability of parameter in above-mentioned input module, if correction value will be suggested by not conforming to case system；
Reasonability judges after passing through that system will estimate machine tooling time, gauging surface roughness, simulation cutter track figure, microprism three-dimensional
Figure preview；Analysis module also includes analysis of measurement errors, and user imports the apparatus measures data and defining ideal before of microprism
Microprism parameter contrasts, and can obtain error analysis result；
The output module, for input parameter to be exported as nc numerical controls file so that diamond lathe processes microprism；Or protect
Save as seg Parameter Files, parameterized template；It can also export as three-dimensional point data file, three-dimensional simulation figure preview image files, together
When, for different types of file, data format, the system can be changed mutually.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510909683.7A CN105549538B (en) | 2015-12-09 | 2015-12-09 | Microprismatic retroreflective Mold CAM-system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510909683.7A CN105549538B (en) | 2015-12-09 | 2015-12-09 | Microprismatic retroreflective Mold CAM-system |
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| Publication Number | Publication Date |
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| CN105549538A CN105549538A (en) | 2016-05-04 |
| CN105549538B true CN105549538B (en) | 2018-01-05 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1192174A (en) * | 1995-07-28 | 1998-09-02 | 日本碳化物工业株式会社 | Microprism Matrix manufacturing method |
| CN101206466A (en) * | 2006-12-20 | 2008-06-25 | 西安北方光电有限公司 | Method for transferring numerical control process code |
| CN104317249A (en) * | 2014-11-03 | 2015-01-28 | 南京航空航天大学 | Feature-based automatic groove feature grouping machining method for plate parts |
| CN104375462A (en) * | 2014-11-03 | 2015-02-25 | 南京航空航天大学 | Characteristic-based plate part in-groove tool path automatic-generation method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6775077B1 (en) * | 2000-09-22 | 2004-08-10 | Symbol Technologies, Inc. | Micro reader scan engine with prism |
-
2015
- 2015-12-09 CN CN201510909683.7A patent/CN105549538B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1192174A (en) * | 1995-07-28 | 1998-09-02 | 日本碳化物工业株式会社 | Microprism Matrix manufacturing method |
| CN101206466A (en) * | 2006-12-20 | 2008-06-25 | 西安北方光电有限公司 | Method for transferring numerical control process code |
| CN104317249A (en) * | 2014-11-03 | 2015-01-28 | 南京航空航天大学 | Feature-based automatic groove feature grouping machining method for plate parts |
| CN104375462A (en) * | 2014-11-03 | 2015-02-25 | 南京航空航天大学 | Characteristic-based plate part in-groove tool path automatic-generation method |
Non-Patent Citations (1)
| Title |
|---|
| 光学微结构飞刀加工自动数控编程与表面质量预测的研究;焦洋洋;《中国优秀硕士学位论文全文数据库》;20141015(第10期);B022-324 * |
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Granted publication date: 20180105 Termination date: 20211209 |