CN103576615A - Method and system for controlling intelligent adaptability fixed load cutting of toolroom machine - Google Patents
Method and system for controlling intelligent adaptability fixed load cutting of toolroom machine Download PDFInfo
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- CN103576615A CN103576615A CN201210268164.3A CN201210268164A CN103576615A CN 103576615 A CN103576615 A CN 103576615A CN 201210268164 A CN201210268164 A CN 201210268164A CN 103576615 A CN103576615 A CN 103576615A
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Abstract
The invention discloses a method and system for controlling intelligent adaptability fixed load cutting of a toolroom machine. A cutting learning module, an adaptability fixed load cutting control module and a cutter monitor module are mainly built in a controller of the toolroom machine, the controller is provided with a database, the cutting learning module obtains the optimal cutting control parameter of the machine table of the toolroom machine and stores the parameter in the database, the adaptability fixed load cutting control module operates the load value of a main shaft of the machine table and the optimal cutting control parameter and adjusts the cutting speed of the machine table, and the cutter monitor module monitors the maximum load value of the main shaft. The controller controls the machine table to correspondingly adjust the cutting speed of cutting feed in the range of the optimal cutting control parameter to adapt to different cutting processing conditions, the fault of the machine table can be reduced, and manufacturing and maintenance cost can be lowered.
Description
Technical field
The present invention relates to the intelligent adaptive constant load cutting of a kind of machine tool control system, espespecially cutting study, adaptive constant load cutting are controlled and three kinds of functions of tool monitoring, can adapt to the machine tool cutting control system of the intelligent adaptive constant load of different Cutting and machining conditions.
Background technology
The manufacturer of existing machine tool is when design new tool machine, all using the working (machining) efficiency of hoisting tool machine as target, therefore high-level efficiency and high-quality be the direction of machine tool future development, existing high-order machine tool is through integrating auto-measuring, automatically adjust and automatically note down three kinds of functions, make it have high-level efficiency, high precision and good tool life management, expensive signal resolution and arithmetic facility but the built-in aforementioned function of high-order machine tool need be arranged in pairs or groups, cause board manufacturing cost significantly to increase, even if there is high working (machining) efficiency and high-quality, but there is the high and difficult universal problem of price.
And the working (machining) efficiency of the board of the general purpose tool of wish lifting at present machine, except strengthening each axial motor power of board to accelerate its translational speed, or the add/deceleration time of revising service motor is outside constant, there is no process time that additive method can significantly shorten machine tool to promote its efficiency, and preceding method not only can increase the manufacturing cost of board, can derive other problems because of each axial actuated element fast moving simultaneously, as screw rod extends, is out of shape easily wearing and tearing because fast moving produces heat, significantly increase the follow-up maintenance cost of board.
Summary of the invention
As previously mentioned, existing high-order machine tool has high-level efficiency and high-quality, but price is high and difficult universal, and general machine tool needs to strengthen motor power or add/deceleration time of the constant of revising motor for accelerating the speed that moves axially, easily make actuated element produce formation abrasion, increase the problem of machine tool maintenance cost, therefore fundamental purpose of the present invention is providing the intelligent adaptive constant load cutting control method of a machine tool and system, controller conformity calculation by machine tool the optimized cutting while producing cut are controlled parameter, in conjunction with fixed load cutting, control and tool monitoring, by the corresponding load value of controller, control its cut speed, can reach high-level efficiency, high-quality minimizing fault, and can reduce making and the maintenance cost of machine tool.
For reaching technical way that aforementioned object takes, be that to make the intelligent adaptive constant load cutting of aforementioned tools machine control method be to carry out following steps by a controller:
Obtain the optimized cutting of machine tool station and control parameter, optimized cutting is controlled parameter and is included a cutting fixed load value, one main shaft load value of this cutting fixed load value and board is integrated computing, with the most suitable machining condition processing, avoids main shaft load value to be greater than cutting fixed load value;
Whether the main shaft load value that judges board is greater than cutting fixed load value, if reduce feeding rotating speed, still surpasses main shaft load value and stop cutting after reduction feeding rotating speed, if main shaft load value is less than cutting fixed load value, with a maximum feeding rotating speed cut;
Judge whether main shaft load value is greater than a maximum load value of board, if represent that main axle cutter is aging or damaged, stop processing.
For reaching the technical way that aforementioned object takes, be to provide the intelligent adaptive constant load cutting of machine tool control system, include a controller and a database, its middle controller be with database connections and in have:
One cutting study module, the load value that its main shaft of obtaining machine tool cuts is also stored in database, cutting study module is via analyzing a majority optimized cutting control parameter that obtains main shaft with computing, and these optimized cuttings are controlled parameters and included a cutting fixed load value, a maximum cutting speed of feed, minimum speed of feed, each speed of feed, each speed of feed and the maximum load value of reducing of increasing of cutting;
One adaptive constant load cutting control module, the main shaft load value of its measurement platform, these cuttings are controlled to parameter to this adaptive constant load cutting control module and main shaft load value is integrated computing, within the scope of maximum/minimum cutting speed of feed, adjust speed of feed, to avoid main shaft load value to be greater than cutting fixed load value;
One tool monitoring module, whether its record comparison main shaft load value are greater than a maximum load value, using as the foundation that judges that whether cutter is aging, if main shaft load value is greater than maximum load value, expression cutter is processed by aging stopping;
Wherein, the main shaft load value of this cutting fixed load value representative cutting study module record, this maximum cutting speed of feed represents the maximum cutting speed of the adaptive constant load cut of machine tool, this minimum cutting speed of feed represents the minimum cutting speed of the adaptive constant load cut of machine tool, this each maximum load value is the maximum load value that a cutter of main shaft sandwiched can bear, this each increase speed of feed represents adaptive constant load cut each speed increasing within the unit interval of machine tool, this is each reduce speed of feed represent the adaptive constant load cut of machine tool each in the unit interval in the speed of minimizing.
The intelligent adaptive constant load cutting of the machine tool control system of utilizing aforementioned components to form, the variation of main shaft when cutting load value of this cutting study module equipments of recording machine also deposits in database, optimized cutting required when cutting study module analysis and computing obtain meeting the cutting of board main shaft is controlled parameter, as cut fixed load value, maximum cutting speed of feed, minimum cutting speed of feed, each speed of feed that increases, each speed of feed and maximum load value of reducing, controller can optimal machining condition be processed and working (machining) efficiency that can hoisting tool machine, this adaptive constant load cutting control module is controlled parameter according to each optimized cutting of cutting study module gained, main shaft load value and cutting fixed load value are carried out to computing and adjusted cutting speed of feed, when if main shaft load value is greater than cutting fixed load value, and board cutting speed is greater than minimum cutting speed of feed and processes, according to each speed of feed that reduces, be reduced to minimum cutting speed of feed with protection cutter, when continuing to carry out cut with minimum cutting speed of feed, start tool monitoring module and carry out cutter condition monitoring, if main shaft load value is less than cutting fixed load value and board cutting speed is less than maximum cutting speed of feed, according to each speed of feed that increases, successively increase cutting speed of feed, promote board working (machining) efficiency, the maximum cutting speed of feed of take is the upper limit simultaneously, to guarantee to meet Tool in Cutting condition, this tool monitoring module judgement main shaft load value is greater than maximum load value, initiatively stopping immediately board turns round to protect workpiece integrality and extends the board life-span, also can remind change cutter immediately so that restart board proceed processing, can effectively promote board service efficiency, guarantee that the processing quality of workpiece avoids waste.
From the above, controller of the present invention does not need, as existing high-order machine tool, hardware unit to be additionally installed on its controller, and can effectively reduce manufacturing cost, by cutting study module, obtained the optimized cutting of board and control parameter, and be written into the computing of adaptive constant load cutting control module, can adapt to the different Cutting and machining conditions of board and process with optimal machining condition, can promote working (machining) efficiency, avoid manual operation mistake to cause board fault and can reduce maintenance cost and improve board service efficiency.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, does not form limitation of the invention.In the accompanying drawings:
Fig. 1 is the system block diagrams of a preferred embodiment of the present invention.
Fig. 2 is the process block diagram of a preferred embodiment of the present invention.
Fig. 3 is the use schematic diagram of the cutting study module of a preferred embodiment of the present invention.
Fig. 4 is the process flow diagram of a preferred embodiment of the present invention.
Drawing reference numeral:
10 controllers
20 cutting study module 21 optimized cuttings are controlled parameter
211 cut the maximum cutting speed of feed of fixed load value 212
The each speed of feed that increases of 213 minimum cutting speed of feed 214
215 each speed of feed 216 maximum load values that reduce
22 man-machine operation interface
30 adaptive constant load cutting control modules
40 tool monitoring modules
50 databases
Embodiment
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, the embodiment of the present invention is described in further details.At this, schematic description and description of the present invention is used for explaining the present invention, but not as a limitation of the invention.
About a preferred embodiment of the present invention, refer to shown in Fig. 1, be in the controller 10 of a machine tool, to include a cutting study module 20, adaptive constant load cutting control module 30 and a tool monitoring module 40, wherein, this controller 10 is further provided with a database 50.
Shown in Fig. 2, by controller 10, sequentially carried out the workflow of cutting study module 20, adaptive constant load cutting control module 30 and tool monitoring module 40, make controller 10 carry out cut and the working (machining) efficiency of effective hoisting tool machine by optimal machining condition.
This cutting study module 20 in order to obtain machine tool main shaft cutting load value and be stored in database 50, cutting study module 20 is via analyzing a majority optimized cutting control parameter 21 that obtains main shaft with computing, shown in Fig. 3, operation screen for cutting study module 20, wherein these optimized cuttings control parameters 21 include a cutting fixed load value 211, one maximum cutting speed of feed 212, one minimum cutting speed of feed 213, one each speed of feed 214 that increases, one each speed of feed 215 and maximum load value 216 of reducing, wherein, the main shaft load value of these cutting fixed load value 211 representative cutting study module 20 records, this maximum cutting speed of feed 212 represents the maximum cutting speed of the adaptive constant load cut of machine tool, this minimum cutting speed of feed 213 represents the minimum cutting speed of the adaptive constant load cut of machine tool, this each increase speed of feed 214 represents adaptive constant load cut each speed increasing within the unit interval of machine tool, this each minimizing speed of feed 215 represents adaptive constant load cut each speed reducing within the unit interval of machine tool, the maximum load value that this maximum load value 216 can bear for a cutter of main shaft sandwiched, in the present embodiment, this cutting study module 20 can be shown by a graphical interface curve of load value and the boundary of aforesaid maximum load value 216 of main shaft.
This adaptive constant load cutting control module 30 is adding the load value in man-hour in order to the main shaft of measurement platform, these optimized cuttings of cutting study module 20 are controlled parameter 21 and by adaptive constant load cutting control module 30, are integrated computing with the load value of main shaft, in the scope of maximum/minimum cutting speed of feed 212,213, adjust speed of feed, to avoid main shaft load value to be greater than the cutting fixed load value 211 of setting, and make cutter or main shaft fault.
This tool monitoring module 40 records and compares main shaft load value whether be greater than maximum load value 216, if main shaft load value is greater than maximum load value 216, represents the aging or fault of cutters, stops immediately spindle processing.
Refer to shown in Fig. 4, load value size variation when cutting study module 20 records main shaft cutting also deposits (101) in database 50 in, cutting study module 20 is analyzed each required optimized cutting while obtaining meeting the cutting of board main shaft with computing and is controlled parameter 21(102), cut as the aforementioned fixed load value 211, maximum cutting speed of feed 212, minimum cutting speed of feed 213, each speed of feed 214 that increases, each speed of feed 215 and maximum load value 216 of reducing, and can be aided with and increase a job sequence number of controller 10 and a cutter number (103) and carry out job sequence comparison to reduce manual operation mistake, and can make user can manually adjust each optimized cutting control parameter 21(104 by a man-machine operation interface 22), board is processed with optimal machining condition, this adaptive constant load cutting control module 30 is controlled parameter 21 according to these optimized cuttings of cutting study module 20 gained, when board carries out cut, main shaft load value and cutting fixed load value 211 are carried out to computing and adjusted cutting speed of feed (105), when main shaft load value is greater than cutting fixed load value 211, if the cutting speed of board is greater than minimum cutting speed of feed 213(106), according to each minimizing speed of feed 215 of setting, successively reduce cutting speed with protection cutter (107), when the cutting speed of board is while continuing to cut with minimum cutting speed of feed 213, tool monitoring module 40 can be monitored the use state of cutter, if main shaft load value is less than the cutting speed of cutting fixed load value 211 and board and is less than maximum cutting speed of feed 212(108), according to each increase speed of feed 214 of setting, successively increase cutting speed (109), can promote board working (machining) efficiency, and the higher limit (110) that the maximum of take cutting speed of feed 212 is cutting speed, to guarantee to meet the machining condition of cutter, when these tool monitoring module 40 judgement main shaft load values are greater than maximum load value 216 (111), can initiatively stop board turning round to protect workpiece integrality and extends the board life-span (112), also can remind change cutter immediately so that restart board proceed processing, cutting study module 20 maintains the speed of feed cutting (113) after computing and main shaft load value and cutting speed of feed is embedded in to (114) in database 50, obtain and record spindle processing state via continuing, can effectively promote the service efficiency of board, guarantee that processing quality avoids waste.
From the above, the present invention does not need, as existing high-order machine tool, hardware unit to be additionally installed on controller, and can effectively reduce manufacturing cost, by cutting study module 20, obtain related load value and can obtain optimized cutting control parameter 21, and carry out computing by adaptive constant load cutting control module 30, with optimal machining condition, process and can promote working (machining) efficiency, and reducing maintenance cost and improve board service efficiency.
Above-described specific embodiment; object of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only specific embodiments of the invention; the protection domain being not intended to limit the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. the intelligent adaptive constant load cutting of a machine tool control method, is characterized in that, is to carry out following steps by a controller:
Obtain the optimized cutting of machine tool station and control parameter, described optimized cutting is controlled parameter and is included a cutting fixed load value, one main shaft load value of described cutting fixed load value and board is integrated computing, with the most suitable machining condition processing, avoid described main shaft load value to be greater than described cutting fixed load value;
Whether the described main shaft load value that judges board is greater than described cutting fixed load value, if reduce feeding rotating speed, after reducing feeding rotating speed, still over described main shaft load value, stop cutting, if described main shaft load value is less than described cutting fixed load value, with a maximum feeding rotating speed cut;
Judge whether described main shaft load value is greater than a maximum load value of board, if represent that main axle cutter is aging or damaged, stop processing.
2. control method is cut in the intelligent adaptive constant load of machine tool as claimed in claim 1, it is characterized in that, described optimized cutting is controlled parameter and is included a maximum cutting speed of feed and a minimum cutting speed of feed, described maximum cutting speed of feed represents the maximum cutting speed of the adaptive constant load cut of machine tool, and described minimum cutting speed of feed represents the minimum cutting speed of the adaptive constant load cut of machine tool.
3. control method is cut in the intelligent adaptive constant load of machine tool as claimed in claim 1 or 2, it is characterized in that, described optimized cutting is controlled parameter and is included each speed of feed and each speed of feed that reduces of increasing, described each increase speed of feed represents adaptive constant load cut each speed increasing within the unit interval of machine tool, and described each minimizing speed of feed represents adaptive constant load cut each speed reducing within the unit interval of machine tool.
4. the intelligent adaptive constant load cutting of a machine tool control system, is characterized in that, includes a controller and a database, wherein said controller be with database connections and in have:
One cutting study module, the load value that its main shaft of obtaining machine tool cuts is also stored in described database, described cutting study module is via analyzing a majority optimized cutting control parameter that obtains main shaft with computing, and described optimized cutting is controlled parameter and included a cutting fixed load value, a maximum cutting speed of feed, minimum speed of feed and the maximum load value of cutting;
One adaptive constant load cutting control module, the main shaft load value of its measurement platform, described cutting is controlled to parameter to described adaptive constant load cutting control module and main shaft load value is integrated computing, within the scope of maximum/minimum cutting speed of feed, adjust speed of feed, to avoid main shaft load value to be greater than cutting fixed load value;
One tool monitoring module, whether its record comparison main shaft load value are greater than a maximum load value, using as the foundation that judges that whether cutter is aging, if main shaft load value is greater than maximum load value, expression cutter is processed by aging stopping;
Wherein, the main shaft load value of described cutting fixed load value representative cutting study module record, described maximum cutting speed of feed represents the maximum cutting speed of the adaptive constant load cut of machine tool, described minimum cutting speed of feed represents the minimum cutting speed of the adaptive constant load cut of machine tool, and described maximum load value is the maximum load value that a cutter of main shaft sandwiched can bear.
5. control system is cut in the intelligent adaptive constant load of machine tool as claimed in claim 4, it is characterized in that, the optimized cutting of described cutting study module is controlled parameter and is further included each speed of feed and each speed of feed that reduces of increasing, described each increase speed of feed represents adaptive constant load cut each speed increasing within the unit interval of machine tool, and described each minimizing speed of feed represents adaptive constant load cut each speed reducing within the unit interval of machine tool.
6. the intelligent adaptive constant load cutting of the machine tool as described in claim 4 or 5 control system, is characterized in that, the optimized cutting of described cutting study module is controlled parameter and further included a job sequence number and a cutter number.
7. the intelligent adaptive constant load cutting of the machine tool as described in claim 4 or 5 control system, is characterized in that, it is manually to be adjusted by a man-machine operation interface that the optimized cutting of described cutting study module is controlled parameter.
8. the intelligent adaptive constant load cutting of machine tool as claimed in claim 6 control system, is characterized in that, it is manually to be adjusted by a man-machine operation interface that the optimized cutting of described cutting study module is controlled parameter.
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| CN107052903A (en) * | 2017-04-20 | 2017-08-18 | 南通国盛智能科技集团股份有限公司 | A kind of control method for ensureing processing constant load output |
| CN108073753A (en) * | 2016-11-15 | 2018-05-25 | 财团法人工业技术研究院 | System and method for designing feeding device of machine tool |
| CN108345273A (en) * | 2017-01-24 | 2018-07-31 | 发那科株式会社 | Numerical control device and machine learning device |
| CN109158955A (en) * | 2018-09-26 | 2019-01-08 | 大连理工大学 | A kind of laminated component method for drilling that machined parameters adaptively adjust |
| CN109799784A (en) * | 2017-11-16 | 2019-05-24 | 财团法人工业技术研究院 | Cutter Abrasion detecting device, its detection method and cutter wear compensation method |
| CN109991933A (en) * | 2018-01-02 | 2019-07-09 | 东莞市鑫国丰机械有限公司 | The numerical control method of main shaft cutting |
| CN111571306A (en) * | 2020-04-13 | 2020-08-25 | 北京航空航天大学 | Method for adaptively controlling load of main shaft of numerical control machine tool |
| CN112936101A (en) * | 2021-01-29 | 2021-06-11 | 天津中屹铭科技有限公司 | Flexible control method applied to automatic grinding and cutting equipment |
| CN113485255A (en) * | 2021-06-18 | 2021-10-08 | 意特利（上海）科技有限公司 | Self-adaptive control method for workpiece cutting of numerical control machine tool |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108073753A (en) * | 2016-11-15 | 2018-05-25 | 财团法人工业技术研究院 | System and method for designing feeding device of machine tool |
| CN108345273A (en) * | 2017-01-24 | 2018-07-31 | 发那科株式会社 | Numerical control device and machine learning device |
| CN108345273B (en) * | 2017-01-24 | 2020-03-17 | 发那科株式会社 | Numerical controller and machine learning device |
| CN107052903A (en) * | 2017-04-20 | 2017-08-18 | 南通国盛智能科技集团股份有限公司 | A kind of control method for ensureing processing constant load output |
| CN109799784A (en) * | 2017-11-16 | 2019-05-24 | 财团法人工业技术研究院 | Cutter Abrasion detecting device, its detection method and cutter wear compensation method |
| CN109799784B (en) * | 2017-11-16 | 2020-07-28 | 财团法人工业技术研究院 | Tool wear detection device, detection method thereof and tool wear compensation method |
| CN109991933A (en) * | 2018-01-02 | 2019-07-09 | 东莞市鑫国丰机械有限公司 | The numerical control method of main shaft cutting |
| CN109158955A (en) * | 2018-09-26 | 2019-01-08 | 大连理工大学 | A kind of laminated component method for drilling that machined parameters adaptively adjust |
| CN111571306A (en) * | 2020-04-13 | 2020-08-25 | 北京航空航天大学 | Method for adaptively controlling load of main shaft of numerical control machine tool |
| CN112936101A (en) * | 2021-01-29 | 2021-06-11 | 天津中屹铭科技有限公司 | Flexible control method applied to automatic grinding and cutting equipment |
| CN113485255A (en) * | 2021-06-18 | 2021-10-08 | 意特利（上海）科技有限公司 | Self-adaptive control method for workpiece cutting of numerical control machine tool |
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Application publication date: 20140212 |