CN104008201B - A kind of Digit Control Machine Tool production information acquisition methods - Google Patents
A kind of Digit Control Machine Tool production information acquisition methods Download PDFInfo
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims abstract description 32
- 230000008569 process Effects 0.000 claims description 18
- 238000007726 management method Methods 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 14
- 238000005520 cutting process Methods 0.000 claims description 10
- 238000003754 machining Methods 0.000 claims description 9
- 238000013461 design Methods 0.000 claims description 5
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- 238000012731 temporal analysis Methods 0.000 claims description 2
- 238000000700 time series analysis Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000007619 statistical method Methods 0.000 description 2
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- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
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- 230000002123 temporal effect Effects 0.000 description 1
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Abstract
The invention discloses a kind of Digit Control Machine Tool production information acquisition methods, belong to manufacturing informatization field.Its step is：(1) log read module is write, and is installed in lathe main control computer；(2) digital control system performs numerical control code and automatically generates journal file；(3) starting log read module analyzes journal file and the structural data of acquisition is saved in described production information database；(4) in report server, Reports module is set according to the pattern that user requires, data source is set up for all forms with the tables of data of above-mentioned production information database；(5) user accesses report server by client, obtains the much information statistical report form defined in Reports module.The present invention can realize the automatic acquisition of production management related data and automatically generating for managerial report based on existing lathe log system.
Description
Technical field
The invention belongs to manufacturing informatization field, more specifically to a kind of Digit Control Machine Tool production information obtain with
Statistical method.
Background technology
Digit Control Machine Tool can perform the efficient production of procedure realization by circulating, and be obtained in modern manufacturing industry extensively
Utilization.Digit Control Machine Tool can combine multi items part and write procedure, realize that program circulation execution once can be while complete
Multiple part processing, many specifications zero of multi items can be such as cut out in batches using cutting machine tool of numerical after clamped one time steel plate
Part.This brings complexity while raising efficiency for management work, disappears for production management, it is necessary to count raw material
Consumption, finished product species and quantity, the beginning of quantity scrapped and teams and groups' production and end time；For equipment control, it is necessary to
Count total run time, fault time, the execution time of critical process or number of times of equipment etc..At present, above- mentioned information is lacked
Effective method for automatically counting, it is difficult to the complete information of the lathe course of work is obtained, and how this category information is for improve production
Efficiency has highly important reference significance.
CNC (computer numerical control) system operations control lathe in the main control computer of lathe by performing numerical control program
Operation.CNC system can generate journal file in the process of running, and this document have recorded machine state information, journey in temporal sequence
Program process information and other operation informations.At present, journal file is only used for afterwards failure row of the technical staff to equipment
Look into or operating analysis, not yet the statistics applied to information-oriented production management.
Publication number 103064905A patent application document, discloses a kind of blog management method of digital control system.The party
Method includes daily record generating process and daily record uses process, and daily record generating process includes：The information of digital control system is divided into six major classes
Journal file, capacity management is carried out when digital control system is started shooting to journal file, and the daily record of record is stored in into correspondence classification
In journal file；Daily record is included using process：Journal file is shown to user in the form of a list, journal file is exported as
Continuous operation process in text, portion intercepts Operation Log, script file, and profit are generated according to the continuous operation process
Continuous operation process is played back with script file, fault log, processing daily record, file modification daily record and operation are extracted respectively
All information in daily record, and corresponding journaling is generated according to the information.The invention is solved in existing system due to not having
There is daily record to record the shortage of data of brought Digit Control Machine Tool information system management and the statistics without Digit Control Machine Tool behaviour in service
The problem of analysis.Because lathe daily record is, towards machine operation process, information-oriented production management statistical analysis not to be solved
Relevant issues, specifically, using current techniques can not obtain automatically finished product specification and quantity, raw material types and quantity,
The execution information report such as duration or number of times, the utilization rate of equipment of quantity scrapped, critical process.
The content of the invention
1. technical problem
Existing Digit Control Machine Tool typically has log system function, but the journal file of log system generation is transported only for lathe
Row process and information is not complete, it is impossible to which data sheet that is complete or directly counting manufacturing-oriented management, the present invention is for upper
Problem is stated there is provided a kind of Digit Control Machine Tool production information acquisition methods, it can realize production based on existing lathe log system
The automatic acquisition of managing related data and automatically generating for managerial report, can in real time, simply obtain Digit Control Machine Tool and product
The information in process of manufacture.
2. technical scheme
The purpose of the present invention is achieved through the following technical solutions.
A kind of Digit Control Machine Tool production information acquisition methods, the system includes lathe main control computer, database server, form
Server and client side；Log read module is provided with described lathe main control computer；Described database server is set
There is production information database；Reports module is provided with described report server；
The information acquisition method, its step is：
(1) lathe main control computer is connected to LAN, and disposes on the net database server and report server；
Numerical control of machine tools machining code is write, operating numerical control machine tool system reads in the numerical control machining code and produced, Digit Control Machine Tool system
System automatically generates journal file；
(2) in lathe main control computer, log read module, log read module are write according to lathe log file formats
Internal procedure it is as follows：
A. journal file list is obtained；
B. the journal file in list is read in one by one；
C. the character string information in journal file is progressively scanned；
D. log lines are carried out with time series analysis and structuring processing and storage configuration data, numerical control program is set up and holds
Row information table and part machining information table are stored；Described structural data includes lathe operation information and writes numerical control
Product, the material information of institute's remarks during code；
E. it is successively read remaining journal file and extracts data；
F. by the journal file renaming read and it is moved to backup file；
(3) the log read module described in is stored data into described production information database automatically, production information
Database is created by the data base management system in database server, and the database is used to store log read module
The data read, while as the data source of Reports module, wherein, the field in tables of data includes " lathe coding ", " program
Title ", " material number ", " part thickness ", " plate size ", " program run time started ", " program end of run time ",
" program repeats number of times ", " part name ", " part starts clipping time ", " pts wt ", " laser beam perforation number of times ",
" Cutting Length ", " sky walks length ", " clipping time ", " working time ", " downtime " and " downtime "；
(4) in report server, the report style that data and user in production information database are required is set
Reports module；
Reports module is responsible for the request that the client described in response is sent, the statistical report form needed for generation user, in form
Statement form is defined in module according to demand, corresponding data are counted from the table of production information database；Tabular views can divide
Not per diem, the moon, the time cycle in year or material, program, the design of the classification of part, the data source of all forms is from above-mentioned production
Set up in the tables of data of information database；
(5) user accesses report server by client, obtains the much information statistics report defined in Reports module
Table.
Further, in described step (1), when writing numerical control of machine tools code, by the specification of product, model and
The specification information of material is with annotation form write-in numerical control code.
3. beneficial effect
Compared with prior art, its advantage is the present invention：
(1) initial data of production report is obtained automatically by information-based means from lathe PLC log systems, is exempted from
Manual record and input are removed；
(2) present invention is such as former by adding the annotation information relevant with the object that the code is processed in numerical control code
Material type, size, the information such as finished product title, specification, weight, because these annotation informations can be with the execution of numerical control code
It is output in journal file so that log read module of the invention can obtain complete production management information, not only including machine
Bed operating procedural information, in addition to the business information such as product specification for adding in the way of programming annotation；
(3) information of lathe production information form programming count of the invention comprehensively, can be with lathe, teams and groups, time interval
User's production information form of concern is generated Deng for statistical condition, the automation of lathe production information statistics can be achieved；
(4) acquisition of information in the present invention is all based on network with issue so that institute's management lathe object is not by region
Place is limited, and the information system management of cross-region can be achieved；
(5) scalability of the invention height, cost are low, and the Digit Control Machine Tool quantity managed using the present invention is unrestricted, when
When increasing lathe, it is only necessary to which installation log reads system and connects network in corresponding lathe computer.
Brief description of the drawings
Fig. 1 is the Machining information extraction grid topological diagram of separate unit lathe；
Fig. 2 is the functional framework figure that Digit Control Machine Tool production information obtains system；
Fig. 3 is the workflow diagram of log read system；
Fig. 4 is using the lathe production information form schematic diagram obtained by the present invention.
Embodiment
The technical scheme of invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1
With reference to Fig. 2, exemplified by managing the production information of a cutting machine tool of numerical, the lathe uses famous Germany
Produce Global Control digital control systems：
Log read module is got out first, the module is developed using C# language, deal with objects as Global Control
Digital control system runs generated journal file, and the daily record is text formatting, and daily record fragment samples are as follows：
Because log recording is very long, random one section of interception is with example herein.As can be seen that journal file is remembered with text behavior
Unit is recorded, often row is made up of three parts, it is timestamp to play first Part I, such as " 2011-04-22_19-14-12 ", represents 2011
14 points 12 seconds during on April 22,19 in, Part II is conditional code, such as " 1213 ", " 1211 ", " 138 ", " 302 ", Part III
For status information, such as " X=0.0Y=0.0 ", " S:0 ", " Part-Cut-Length/1383/525-FBM29-1 ", " M:Mild
Steel T:6.0X:1282.0Y:859.0P:'/Part Programs/k1/test program_GC/
By multiple space characters between 01852580.txt' ", " Part-Cut-Length/2620/525-FBM29-2 ", this three part
Separate, wherein the state of state representation machine, such as " 1240 " represent that CNC system loads numerical control program, follow-up status information
Loaded program file path is then represented, " 137 " represent to start cutting, and " 138 " represent that cutting terminates, conditional code often will be with
Follow-up status information, which is engaged, could represent concrete meaning, such as " 312S:Start fortune under 2 " expression lathe automatic running states
OK, " 312S:1 " represents out of service under lathe automatic running state, and the conditional code matching with front and rear log lines is also needed to sometimes
Close to judge " 132 " conditional code occur in the particular state of lathe, such as subsequent rows of " 180 " conditional code row, then it represents that lathe stops
Machine.Conditional code herein is meant that by taking German Global Control digital control systems as an example, the daily record of other manufacturer's digital control systems
Implication refer to related data or guess solution according to knowhow.
The programming of log read module is the machine tooling process letter that structuring is extracted according to the regular implication of above-mentioned daily record
Breath, for use in the statistics of Reports module.Such as Fig. 3, the workflow of design log read module is：1st, daily record text is obtained first
Part list；2nd, the journal file in list is read in；3rd, the character string information in progressive scan journal file；4th, recognize and filter day
Will information, because log information is accompanied by what machine operation was produced in real time, sometimes machine is in malfunction, shuts down shape
State, dry run state, a large amount of log lines record now produced is the unconcerned invalid information of user, can be filtered, right
The implication that effective information control leading portion example code illustrates carries out structuring processing, is converted into structural data and is saved in data
Storehouse；5th, it is successively read remaining journal file and extracts information；6th, by the journal file renaming read and be moved to backup text
Part is pressed from both sides.
It is installed to after log read module is compiled in the main control computer of cutting machine tool of numerical, log read system can
It is set to timing operation, it is ensured that the log information of CNC system can be read in time.Structural data after extraction is divided to two data
Table is stored, and data list structure is following (table 1, table 2), and table 1 is associated with table 2 using jobId fields, wherein, table 1 is used to store
Lathe performs the information of some numerical control program, the material as used in performing the program needed for lathe coding, program processing
Specification, the program produce the specification of product, the execution number of times of the program, operation starting time, terminate run time etc., table
2 are used to store the part process information corresponding with the row information of table 1, such as clipping time, Cutting Length, perforation number, work
Make the information such as time, fault time.
The numerical control program execution information table of table 1
The part machining information table of table 2
Database server is disposed, SQL server2005 Database Systems are installed in database server, life is created
Information database is produced, the database is used to store the data that log read module is read, while being used as the data of Reports module
Source, therefore, as long as database table structure design meets log read module and the data definition of Reports module will with accessing
Ask, in general, " lathe coding ", " program name ", " material number ", " part thickness ", " steel are included in tables of data
Board size ", " program run time started ", " program end of run time ", " program repeats number of times ", " part name ",
" part starts clipping time ", " pts wt ", " laser beam perforation number of times ", " Cutting Length ", " sky walks length ", " during cutting
Between ", " working time ", " downtime ", the field such as " downtime ", as shown in table 1, table 2, for storing log read
The structured message that module is extracted, that is, constitute the database module in the present invention.
Deployment Report server, presses the requirement definition statement form of workshop management, from database service in Reports module
Corresponding data are counted in the table of device.Reports module in report server uses the RDLC report tools of Microsoft Corporation
Design is realized, can also be designed with crystal report (Crystal Report), tabular views can distinguish per diem, the moon, year etc.
The classification such as time cycle or material, program, part is designed, and the data source of all forms is from the data of upper production information database
Set up in table.Database Systems can also be arranged in same server with Web Reports modules.
Log read module reads information from CNC daily records and is saved in the production information database of database server
In, production information database provides data source for Reports module.Reports module is responsible for response user and sent by Web browser
Request, the statistical report form needed for generation user, typical form is as shown in Figure 4.
Log read module is arranged in lathe main control computer and access to LAN, database has been disposed on network
Server and report server.When Digit Control Machine Tool is produced, machine operation personnel according to product requirement numerical programming code, it is necessary to
It is noted that due to numerical control program only for product machining process control, therefore, journal file under normal conditions only
Machine tool system state and technical process information can be included, and runs and controls with lathe for having management value in some productions
Unrelated information cannot be obtained directly, but this category information can be programmed into numerical control program in programming as annotations
In, such as name of product, coding, weight, dimensions, the material of blank and dimensions, such lathe are performing numerical control generation
While code, above-mentioned annotation information will be written in journal file, so as to greatly enrich the information of journal file, daily record
Read module is realized according to these annotation informations and the relevant information of institute's converted products is read.Here annotation is exactly common journey
Sequence code annotation, general comment is to aid in understanding code implication, and annotation here is to add information to journal file
In.
When user checks form, report server is accessed in a wired or wireless manner using PC or notebook computer,
Network topology is as shown in Figure 1.Reports module is retrieved related data from database server and returned in user computer.
Embodiment 2
Production information management is carried out to many Digit Control Machine Tools.When being managed using the present invention to many Digit Control Machine Tools, side
Method is same as Example 1 with step, and only the main control computer of all Digit Control Machine Tools need to be respectively mounted to log read system and accessed
Workshop LAN, the management shared database server and Reports module of all lathes, uses numerical control machine in database table
Bed numbering distinguishes different lathes, and log read module is when uploading respective machine tool data, while uploading lathe numbering.So just can
Realized in Reports module and count production information by lathe numbering.
Claims (1)
1. a kind of Digit Control Machine Tool production information acquisition methods, system includes lathe main control computer, database server, Report Forms Service
Device and client；Log read module is provided with described lathe main control computer；Described database server is provided with life
Produce information database；Reports module is provided with described report server；
The information acquisition method, its step is：
(1) lathe main control computer is connected to LAN, and disposes on the net database server and report server；Write
Numerical control of machine tools machining code, operating numerical control machine tool system reads in the numerical control machining code and produced, and numerically-controlled machine tool system is certainly
Dynamic generation journal file；In described step (1), when writing numerical control of machine tools code, by the specification, model and material of product
The specification information of material is with annotation form write-in numerical control code；
(2) in lathe main control computer, log read module is write according to lathe log file formats, log read module it is interior
Portion's process is as follows：
A. journal file list is obtained；
B. the journal file in list is read in one by one；
C. the character string information in journal file is progressively scanned；
D. log lines are carried out with time series analysis and structuring processing and storage configuration data, numerical control program is set up and performs letter
Breath table and part machining information table are stored；Described structural data includes lathe operation information and writes numerical control code
When institute's remarks product, material information；
E. it is successively read remaining journal file and extracts data；
F. by the journal file renaming read and it is moved to backup file；
(3) the log read module described in is stored data into described production information database automatically, production information data
Storehouse is created by the data base management system in database server, and the database is read for storing log read module
The data taken, while as the data source of Reports module, wherein, the field in tables of data includes " lathe coding ", " program name
Claim ", " material number ", " part thickness ", " plate size ", " program run time started ", " program end of run time ",
" program repeats number of times ", " part name ", " part starts clipping time ", " pts wt ", " laser beam perforation number of times ",
" Cutting Length ", " sky walks length ", " clipping time ", " working time ", " downtime " and " downtime "；
(4) in report server, the report style that data and user in production information database are required sets form
Module；
Reports module is responsible for the request of customer in response end transmission, the statistical report form needed for generation user, the basis in Reports module
Requirement definition statement form, counts corresponding data from the table of production information database；Tabular views can respectively per diem, the moon,
The time cycle in year or material, program, the design of the classification of part, the data source of all forms is from above-mentioned production information database
Tables of data in set up；
(5) user accesses report server by client, obtains the much information statistical report form defined in Reports module.
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| CN104503362B (en) * | 2014-12-30 | 2017-07-07 | 重庆大学 | Batch workpiece digital control processing progress automatic acquiring method based on Multi-information acquisition |
| CN105116842B (en) * | 2015-07-13 | 2018-05-11 | 华中科技大学 | A kind of fault data visualization analytic method based on digital control system daily record |
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| CN102495591A (en) * | 2011-12-21 | 2012-06-13 | 江南大学 | Method for monitoring numerical control machine |
| CN103064905A (en) * | 2012-12-18 | 2013-04-24 | 武汉华中数控股份有限公司 | Log management method of numerical control system |
| CN103076766A (en) * | 2013-01-30 | 2013-05-01 | 佛山市定中机械有限公司 | Can printing machine numerical-control system based on digital motion controller |
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