CN110096033A - A method of check and correction numerical control program precision - Google Patents
A method of check and correction numerical control program precision Download PDFInfo
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- CN110096033A CN110096033A CN201910385309.XA CN201910385309A CN110096033A CN 110096033 A CN110096033 A CN 110096033A CN 201910385309 A CN201910385309 A CN 201910385309A CN 110096033 A CN110096033 A CN 110096033A
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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
- G05B19/406—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 monitoring or safety
- G05B19/4069—Simulating machining process on screen
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
-
- 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
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/32—Operator till task planning
- G05B2219/32337—Simulation, statechart SC
-
- 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
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/32—Operator till task planning
- G05B2219/32339—Object oriented modeling, design, analysis, implementation, simulation language
Abstract
The invention discloses a kind of methods for proofreading numerical control program precision, belong to numerical control program field, the following steps are included: S1: establishing part geometry model, create sprocket body part model, target part as machining simulation programming, S2: processing technology is analyzed, draft the scheme of processing, S3: it carries out processing preposition processing, before being processed, the relevant parameter and workpiece relevant information of numerically-controlled machine tool need to be set, S4: processing postpositive disposal is carried out, directly generate the post-processing file for lathe customization, Shaft and NC Machining Test processing program code output including supporting digital control system, S5: program verification carries out operating simulation.Proofreading method of the invention is more scientific and reasonable, can obtain the program code for being suitble to the lathe of configuration operating system by the machining simulation of part and the output of cutter spacing source file, shorten programming proof time, improve the quality and benefits of machining.
Description
Technical field
The present invention relates to numerical control program field, specially a kind of method for proofreading numerical control program precision.
Background technique
With the fast development of computer and software, the calculating of complex data is achieved in numerical control processing, will be compiled automatically
Journey software systems are connected with numerically-controlled machine tool processing, the superiority based on software in terms of numerical control skilled worker, research configuration operation
The machining center NC Machining Program process of system realizes that computer aided programming is docked with the effective of numerical control machining center, greatly
The quality, processing efficiency and accuracy of numerical control programming and product are improved greatly.But it is deposited in existing numerical control program compiling procedure
In certain error, if not carrying out check and correction to program will affect processing quality.
Summary of the invention
The purpose of the present invention is to provide a kind of methods for proofreading numerical control program precision, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the invention provides the following technical scheme: a kind of method for proofreading numerical control program precision, packet
Include following steps:
S1: establishing part geometry model, creates sprocket body part model, the target part as machining simulation programming；
S2: analyzing processing technology, drafts the scheme of processing；
S3: carrying out processing preposition processing, and before being processed, the relevant parameter letter related to workpiece of numerically-controlled machine tool need to be arranged
Breath；
S4: carrying out processing postpositive disposal, directly generates the post-processing file for lathe customization, including supporting digital control system
The output of Shaft and NC Machining Test processing program code；
S5: program verification is created according to the structure of lathe and geometric parameter in software first according to Numerical Control Simulation process
Physical model, and establish fixture, blank and tool magazine etc., the numerical control program for loading post processor output is added into software
Work simulation, final processing result is correct, to demonstrate program correctness.
Preferably, in S2, applicable cutter is selected, determines metal cutting amount, to some such as to knife, formulation processing road
Line, the coordinate system for determining processing part, the zero point for determining part etc. carry out careful research, optimize and select numerical control processing work
Skill parameter.
Preferably, in S3, correct cutter path information is obtained in the process in order to simulate actual processing, blank part
Particularly critical, blank shape size used in Ying Fuhe actual production is created, to be created by the method for insertion solid
Blank converts solid as part blank, creates required blank geometry according to the actual situation using insertion solid order
Parameter model executes stl file order in " blank management " dialog box, selects the solid created as blank zero
Part, and determine that blank center is overlapped with part body center.
Preferably, in S3, customization Cutter coordinate system determines that workpiece origin, Cutter coordinate system are the positioning of cutter path
Benchmark only need to consider the sShape features of workpiece and the reliability of Assurance of Size cutter track track in programming process, guarantee workpiece
The appearance for reducing sky knife while machining accuracy to the greatest extent reduces process time in practice, and when postpositive disposal is contemplated that coordinate original
Point and the bias of lathe coordinate system guarantee to design being overlapped for coordinate system and Cutter coordinate system when work pieces process.
Preferably, in S3, software calculates path locus automatically, according to track state shown by picture come to editor
The content defined in dialog box carries out corresponding parameter modification, guarantees that the path locus of software operation meets actual processing request,
Then the emulation of cutter track track is carried out.
Preferably, in S4, by editing and defining macroparameter, the detailed configuration task of postpositive disposal file is completed, most
Importing cutter spacing source file afterwards and carrying out the numerical control program file of conversion generation is .NC format, is read using notepad format, is finally given birth to
The G/M instruction code that can be identified at numerically-controlled machine tool, the main G code of generation.
Preferably, in S5, the motion process of analogue simulation, cutter is run it is found that its collisionless is dry by starting cutter
It relates to, cutting line and advance and retreat knife mode are reasonable, it was demonstrated that each difference setting rationally, can export cutter spacing source file.
Preferably, cutter path demonstration generates cutter source file after checking rationally, unreasonable, redefines processing technology.
It compared with prior art, can the beneficial effects of the present invention are: proofreading method of the invention is more scientific and reasonable
By the machining simulation of part and the output of cutter spacing source file, the program code for being suitble to the lathe of configuration operating system is obtained,
Programming proof time is shortened, the quality and benefits of machining is improved.
Detailed description of the invention
Fig. 1 is overall flow figure of the invention.
Fig. 2 is check and correction flow chart of the invention.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Please refer to Fig. 1-2
The present invention provides a kind of technical solution: a method of check and correction numerical control program precision, comprising the following steps:
S1: establishing part geometry model, creates sprocket body part model, the target part as machining simulation programming；
S2: analyzing processing technology, drafts the scheme of processing, selects applicable cutter, determines metal cutting amount, right
It is some such as to knife, the coordinate system formulated processing route, determine processing part, determine that the zero point of part carries out careful grind
Study carefully, optimize and selects numerical control processing technology parameter；
S3: carrying out processing preposition processing, and before being processed, the relevant parameter letter related to workpiece of numerically-controlled machine tool need to be arranged
Breath obtains correct cutter path information in the process to simulate actual processing, and the creation of blank part is particularly critical, Ying Fuhe
Blank shape size used in actual production will create blank by the method for insertion solid, convert solid as zero
Part blank creates required blank geometric parameter model, in " shell according to the actual situation using insertion solid order
Stl file order is executed in reason " dialog box, selects the solid created as blank part, and determines blank centre bit
It sets and is overlapped with part body center, customization Cutter coordinate system determines that workpiece origin, Cutter coordinate system are determining for cutter path
Position benchmark, only need to consider the sShape features of workpiece and the reliability of Assurance of Size cutter track track in programming process, guarantee work
The appearance for reducing sky knife while part machining accuracy to the greatest extent reduces process time in practice, and when postpositive disposal is contemplated that coordinate
The bias of origin and lathe coordinate system guarantees being overlapped for design coordinate system and Cutter coordinate system when work pieces process, and software is automatic
Path locus is calculated, corresponding ginseng is carried out to the content in edit definition dialog box according to track state shown by picture
Number modification guarantees that the path locus of software operation meets actual processing request, then carries out the emulation of cutter track track；
S4: carrying out processing postpositive disposal, directly generates the post-processing file for lathe customization, including supporting digital control system
The output of Shaft and NC Machining Test processing program code completes the detailed configuration task of postpositive disposal file, most by editing and defining macroparameter
Importing cutter spacing source file afterwards and carrying out the numerical control program file of conversion generation is .NC format, is read using notepad format, is finally given birth to
The G/M instruction code that can be identified at numerically-controlled machine tool, the main G code of generation；
S5: program verification is created according to the structure of lathe and geometric parameter in software first according to Numerical Control Simulation process
Physical model, and establish fixture, blank and tool magazine etc., the numerical control program for loading post processor output is added into software
Work simulation, final processing result is correct, to demonstrate program correctness, runs analogue simulation, knife by starting cutter
It is found that its collisionless is interfered, cutting line and advance and retreat knife mode are reasonable for the motion process of tool, it was demonstrated that each difference setting rationally,
Cutter spacing source file can be exported.
Proofreading method of the invention is more scientific and reasonable, can pass through the defeated of the machining simulation of part and cutter spacing source file
Out, the program code for being suitble to the lathe of configuration operating system is obtained, programming proof time is shortened, improves machining
Quality and benefits.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of method for proofreading numerical control program precision, which comprises the following steps:
S1: establishing part geometry model, creates sprocket body part model, the target part as machining simulation programming；
S2: analyzing processing technology, drafts the scheme of processing；
S3: carrying out processing preposition processing, and before being processed, the relevant parameter and workpiece relevant information of numerically-controlled machine tool need to be arranged；
S4: carrying out processing postpositive disposal, directly generates the post-processing file for lathe customization, the number of axle including supporting digital control system
Control processing program code output；
S5: program verification creates entity according to the structure of lathe and geometric parameter in software first according to Numerical Control Simulation process
Model, and establish fixture, blank and tool magazine etc., the numerical control program for loading post processor output carries out processing mould into software
Quasi-, final processing result is correct, to demonstrate program correctness.
2. a kind of method for proofreading numerical control program precision according to claim 1, it is characterised in that: in S2, selection
Applicable cutter determines metal cutting amount, to some such as to knife, formulation processing route, the coordinate system for determining processing part, determination
Zero point of part etc. carries out careful research, optimizes and selects numerical control processing technology parameter.
3. a kind of method for proofreading numerical control program precision according to claim 1, it is characterised in that: in S3, in order to
Correct cutter path information is obtained during simulation actual processing, the creation of blank part is particularly critical, should meet practical life
Blank shape size used in production will create blank by the method for insertion solid, convert solid as part blank,
Required blank geometric parameter model is created according to the actual situation using insertion solid order, in " blank management " dialog box
Middle execution stl file order selects the solid created as blank part, and determines blank center and part body
Center is overlapped.
4. a kind of method for proofreading numerical control program precision according to claim 1, it is characterised in that: in S3, customization
Cutter coordinate system determines that workpiece origin, Cutter coordinate system are the positioning datum of cutter path, only needs to consider in programming process
The sShape features of workpiece and the reliability of Assurance of Size cutter track track, reduce sky knife to the greatest extent while guaranteeing Workpiece Machining Accuracy
Appearance, reduce process time in practice, when postpositive disposal is contemplated that the bias of coordinate origin and lathe coordinate system, guarantees
Being overlapped for coordinate system and Cutter coordinate system is designed when work pieces process.
5. a kind of method for proofreading numerical control program precision according to claim 1, it is characterised in that: in S3, software
Automatically path locus is calculated, the content in edit definition dialog box is corresponded to according to track state shown by picture
Parameter modification, guarantee software operation path locus meet actual processing request, then carry out cutter track track emulation.
6. a kind of method for proofreading numerical control program precision according to claim 1, it is characterised in that: in S4, pass through
Editor and definition macroparameter, complete the detailed configuration task of postpositive disposal file, finally import cutter spacing source file and carry out conversion life
At numerical control program file be .NC format, read using notepad format.Ultimately produce the G/M instruction that numerically-controlled machine tool can identify
Code, the main G code of generation.
7. a kind of method for proofreading numerical control program precision according to claim 1, it is characterised in that: in S5, pass through
Start the motion process of cutter operation analogue simulation, cutter it is found that its collisionless is interfered, cutting line and advance and retreat knife mode are closed
Reason, it was demonstrated that each difference setting rationally, can export cutter spacing source file.
8. a kind of method for proofreading numerical control program precision according to claim 1, it is characterised in that: cutter path demonstration
Cutter source file is generated after checking rationally, it is unreasonable, redefine processing technology.
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| CN201910385309.XA CN110096033A (en) | 2019-05-09 | 2019-05-09 | A method of check and correction numerical control program precision |
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| CN201910385309.XA CN110096033A (en) | 2019-05-09 | 2019-05-09 | A method of check and correction numerical control program precision |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110928240A (en) * | 2019-09-04 | 2020-03-27 | 深圳数设科技有限公司 | Numerical control machining method and system |
| CN112987654A (en) * | 2021-02-02 | 2021-06-18 | 广州奇芯机器人技术有限公司 | Artificial stone numerical control machining programming method |
| CN113050544A (en) * | 2021-03-08 | 2021-06-29 | 杭州电子科技大学 | Ultrasonic straight-blade knife machining composite material interference inspection method |
| CN113779731A (en) * | 2021-09-17 | 2021-12-10 | 深圳模德宝科技有限公司 | Method and device for generating machining program of numerical control electric discharge machine tool and storage medium |
| CN114035510A (en) * | 2021-11-15 | 2022-02-11 | 四川航天长征装备制造有限公司 | Programming optimization method applied to numerical control turning part |
| CN114227157A (en) * | 2021-12-10 | 2022-03-25 | 天津航天长征火箭制造有限公司 | Digital quantity coordinated rapid positioning method for loading pieces of carrier rocket cabin |
| CN114237487A (en) * | 2021-11-26 | 2022-03-25 | 浙江长兴和良智能装备有限公司 | Control method of pipe fitting machining equipment, interface generation method and storage medium |
| CN115139373A (en) * | 2022-04-14 | 2022-10-04 | 广州大学 | Carpenter turning and milling simulation system and method |
| CN115589407A (en) * | 2022-11-22 | 2023-01-10 | 大方智造(天津)科技有限公司 | File transmission verification method based on PLM-DNC integrated system |
| CN116088426A (en) * | 2023-04-07 | 2023-05-09 | 山东硕德博数控机械有限公司 | Machining center motion positioning protection system with vision device |
| CN117311268A (en) * | 2023-11-30 | 2023-12-29 | 北京天圣华信息技术有限责任公司 | Method for post-processing file and related device |
| CN117452881A (en) * | 2023-12-25 | 2024-01-26 | 陕西空天信息技术有限公司 | Impeller calculation auxiliary manufacturing method, device and medium |
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| CN112987654B (en) * | 2021-02-02 | 2022-01-14 | 广州奇芯机器人技术有限公司 | Artificial stone numerical control machining programming method |
| CN112987654A (en) * | 2021-02-02 | 2021-06-18 | 广州奇芯机器人技术有限公司 | Artificial stone numerical control machining programming method |
| CN113050544A (en) * | 2021-03-08 | 2021-06-29 | 杭州电子科技大学 | Ultrasonic straight-blade knife machining composite material interference inspection method |
| CN113779731B (en) * | 2021-09-17 | 2023-08-11 | 深圳模德宝科技有限公司 | Numerical control electric spark machine tool machining program generation method, device and storage medium |
| CN113779731A (en) * | 2021-09-17 | 2021-12-10 | 深圳模德宝科技有限公司 | Method and device for generating machining program of numerical control electric discharge machine tool and storage medium |
| CN114035510A (en) * | 2021-11-15 | 2022-02-11 | 四川航天长征装备制造有限公司 | Programming optimization method applied to numerical control turning part |
| CN114237487A (en) * | 2021-11-26 | 2022-03-25 | 浙江长兴和良智能装备有限公司 | Control method of pipe fitting machining equipment, interface generation method and storage medium |
| CN114227157A (en) * | 2021-12-10 | 2022-03-25 | 天津航天长征火箭制造有限公司 | Digital quantity coordinated rapid positioning method for loading pieces of carrier rocket cabin |
| CN115139373A (en) * | 2022-04-14 | 2022-10-04 | 广州大学 | Carpenter turning and milling simulation system and method |
| CN115589407A (en) * | 2022-11-22 | 2023-01-10 | 大方智造(天津)科技有限公司 | File transmission verification method based on PLM-DNC integrated system |
| CN115589407B (en) * | 2022-11-22 | 2023-03-10 | 大方智造(天津)科技有限公司 | File transmission verification method based on PLM-DNC integrated system |
| CN116088426A (en) * | 2023-04-07 | 2023-05-09 | 山东硕德博数控机械有限公司 | Machining center motion positioning protection system with vision device |
| CN117311268A (en) * | 2023-11-30 | 2023-12-29 | 北京天圣华信息技术有限责任公司 | Method for post-processing file and related device |
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| CN117452881A (en) * | 2023-12-25 | 2024-01-26 | 陕西空天信息技术有限公司 | Impeller calculation auxiliary manufacturing method, device and medium |
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