CN103419090B - The vibrating sensing monitoring device of a kind of lathe and method - Google Patents
The vibrating sensing monitoring device of a kind of lathe and method Download PDFInfo
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- CN103419090B CN103419090B CN201310363989.8A CN201310363989A CN103419090B CN 103419090 B CN103419090 B CN 103419090B CN 201310363989 A CN201310363989 A CN 201310363989A CN 103419090 B CN103419090 B CN 103419090B
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Abstract
The invention discloses the vibrating sensing monitoring device of a kind of lathe, including vibrating sensor, fixing device, microcontroller, transport module and data processing equipment, described vibrating sensor is fixed on lathe by fixing device, described vibrating sensor connects described microcontroller, and described transport module connects described microcontroller and data processing equipment.The invention also discloses the vibrating sensing monitoring method of a kind of lathe.The vibrating sensing monitoring device simple in construction of the lathe of the present invention, monitoring effect is good, utilize vibrating sensor monitoring lathe amplitude under different operating state and frequency, and carry out demarcation process and monitoring in real time by data processing equipment, can conveniently realize the real-time of lathe and monitor.
Description
Technical field
The invention belongs to machine tool monitoring technical field, relate to vibrating sensing monitoring device and the method for a kind of lathe.
Background technology
Along with the progress of society, people are more and more higher to the quality requirement of industrial products, and this has just required that industrial products are processed by higher-quality lathe, to improve the quality of industrial products.Lathe (English name: machine tool) refers to manufacture the machine of machine, also known as machine-tool or toolroom machine, is called for short lathe traditionally.It is generally divided into Metal Cutting Machine Tool, forging machine tool and wood craft machines etc..In modern mechanical manufacturing, the method for processing equipment part is a lot: in addition to machining, also cast, forge, weld, punching press, extruding etc., in every case belong to the part that required precision is higher and surface roughness requirements is thinner, the most all finally need to process by the method for cutting on lathe.Lathe plays significant role in the construction of national economic modernization.
Due to complexity and the accuracy of lathe, its operating fault alarm is increasingly paid attention to by factory, finds that machine failure is while improving production efficiency and product quality early, it is also possible to save a large amount of funds.After the monitoring system of machine tool operation being applied to Digit Control Machine Tool that prior art provides is utilized in lathe shutdown, special messenger Digit Control Machine Tool is carried out the mode of field monitoring, poor real and waste of manpower.
Accordingly, it would be desirable to the real-time monitoring device of a kind of lathe is to solve the problems referred to above.
Summary of the invention
Goal of the invention: the present invention is directed to the defect that in prior art, machine tool monitoring device is complicated, it is provided that the vibrating sensing monitoring device of a kind of lathe that lathe can be facilitated and monitor in real time.
Technical scheme: for solving above-mentioned technical problem, the vibrating sensing monitoring device of the lathe of the present invention adopts the following technical scheme that
A kind of vibrating sensing monitoring device of lathe, including vibrating sensor, fixing device, microcontroller, transport module and data processing equipment, described vibrating sensor is fixed on lathe by fixing device, described vibrating sensor connects described microcontroller, and described transport module connects described microcontroller and data processing equipment.
Further, described microcontroller is MCU chip.MCU (Micro Control Unit) Chinese is micro-control unit, also known as one chip microcomputer (Single Chip
Or single-chip microcomputer Microcomputer), refer to the appearance along with large scale integrated circuit and development thereof, by the CPU of computer, RAM, ROM, timer conter and multiple I/O Interface integration on one chip, form the computer of chip-scale, do various combination control for different application scenarios.MCU chip is used to be easier to realize the miniaturization of the present invention.
Further, described microcontroller includes battery.
Further, described battery is rechargeable battery and solar cell.Use solar cell and the combination of rechargeable battery, can be with the effectively save energy, can utilize solar cell for supplying power time sunny and utilize rechargeable battery to store electric energy, when not having sunlight or sunlight inadequate, then the electric energy utilizing rechargeable battery to store is powered for microcontroller.
Further, described transport module is blue-tooth device, Wifi device or ZigBee device.Wherein, bluetooth or Wifi are widely used, and can be easily achieved the data network of vibrating sensor and data processing equipment.ZigBee is a kind of cheap, and the near radio networking mechanics of communication of low-power consumption has the features such as long transmission distance, low complex degree, self-organizing, low-power consumption, low data rate, low cost relative to bluetooth or Wifi.By transport module Reverse Turning Control microcontroller or microcontroller can be programmed.
Further, described microcontroller is provided with Mini USB interface.Microcontroller is regulated and controled and programs by convenient connection smart mobile phone or other smart machines, it is also possible to be charged microcontroller.And use Mini
USB interface can make the vibrating sensing monitoring device of the present invention more minimize.
Further, described fixing device is magnet.Easy to use, only fixing device need to be utilized to be drawn onto on lathe by vibrating sensor.
Further, also include warning device, described data processing equipment is provided with described warning device.Warning device can send warning when lathe duty occurs abnormal.
The invention also discloses the vibrating sensing monitoring method of a kind of lathe, use the vibrating sensing monitoring device of lathe as above, comprise the following steps:
(1) amplitude under described vibrating sensor monitoring lathe different operating state and frequency, are utilized；
(2) amplitude, step (1) obtained by described transport module and/or frequency transmission are to described data processing equipment；
(3), described data processing equipment amplitude that step (1) is obtained and frequency pre-processes and record, obtain under lathe different operating state amplitude and/or the normality threshold of frequency and/or improper threshold value；
(4), utilizing described vibrating sensor to monitor the duty of lathe in real time, described normality threshold and/or the duty of improper threshold decision lathe that described data processing equipment obtains according to step (3) are the most normal.
Further, the duty of described lathe includes the speed of mainshaft.
Inventive principle: during lathe work, for different duties, lathe has different amplitudes and/or frequency, advance with amplitude and/or frequency the duty that lathe is different is demarcated, then by vibrating sensor, amplitude and/or the frequency of lathe are monitored in real time, in that context it may be convenient to the duty of monitoring lathe.
Beneficial effect: the vibrating sensing monitoring device simple in construction of the lathe of the present invention, monitoring effect is good, utilize vibrating sensor monitoring lathe amplitude under different operating state and frequency, and carry out demarcation process and monitoring in real time by data processing equipment, can conveniently realize the real-time of lathe and monitor.
Accompanying drawing explanation
Fig. 1 is the structural representation of the vibrating sensing monitoring device of the lathe of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings and specific embodiment, it is further elucidated with the present invention, it should be understood that these embodiments are merely to illustrate the present invention rather than limit the scope of the present invention, after having read the present invention, those skilled in the art all fall within the application claims limited range to the amendment of the various equivalent form of values of the present invention.
Refer to shown in Fig. 1, the vibrating sensing monitoring device of the lathe of the present invention, including vibrating sensor, fixing device, microcontroller, transport module and data processing equipment, vibrating sensor is fixed on lathe by fixing device, vibrating sensor connects microcontroller, and transport module connects microcontroller and data processing equipment.Wherein, microcontroller is MCU chip.MCU (Micro Control Unit) Chinese is micro-control unit, also known as one chip microcomputer (Single Chip
Or single-chip microcomputer Microcomputer), refer to the appearance along with large scale integrated circuit and development thereof, by the CPU of computer, RAM, ROM, timer conter and multiple I/O Interface integration on one chip, form the computer of chip-scale, do various combination control for different application scenarios.MCU chip is used to be easier to realize the miniaturization of the present invention.Microcontroller includes battery.Wherein, battery is rechargeable battery and solar cell.Use solar cell and the combination of rechargeable battery, can be with the effectively save energy, can utilize solar cell for supplying power time sunny and utilize rechargeable battery to store electric energy, when not having sunlight or sunlight inadequate, then the electric energy utilizing rechargeable battery to store is powered for microcontroller.Mini it is additionally provided with on microcontroller
USB interface.Microcontroller is regulated and controled and programs by convenient connection smart mobile phone or other smart machines, it is also possible to be charged microcontroller.And use Mini
USB interface can make the vibrating sensing monitoring device of the present invention more minimize.
Transport module is blue-tooth device, Wifi device or ZigBee device.Wherein, bluetooth or Wifi are widely used, and can be easily achieved the data network of vibrating sensor and data processing equipment.ZigBee is a kind of cheap, and the near radio networking mechanics of communication of low-power consumption has the features such as long transmission distance, low complex degree, self-organizing, low-power consumption, low data rate, low cost relative to bluetooth or Wifi.By transport module Reverse Turning Control microcontroller or microcontroller can be programmed.Fixing device is magnet.General lathe is ferrous materials, easy to use, only need to be drawn onto on lathe.Also include warning device, data processing equipment is provided with warning device.Warning device can send warning when lathe duty occurs abnormal.
The invention also discloses the vibrating sensing monitoring method of a kind of lathe, the vibrating sensing monitoring device of employing lathe as above, comprise the following steps:
(1) amplitude under vibrating sensor monitoring lathe different operating state and frequency, are utilized；
(2) amplitude, step (1) obtained by transport module and/or frequency are transmitted to data processing equipment；
(3), data processing equipment amplitude that step (1) is obtained and frequency pre-processes and record, obtain under lathe different operating state amplitude and/or the normality threshold of frequency and/or improper threshold value；
(4), utilizing vibrating sensor to monitor the duty of lathe in real time, normality threshold and/or the duty of improper threshold decision lathe that data processing equipment obtains according to step (3) are the most normal.
Wherein, the duty of lathe includes the speed of mainshaft.For the processing of different workpiece, lathe can use the different speed of mainshaft to realize the processing of workpiece, the corresponding different amplitude of the different speed of mainshaft and/or frequency.But the different amplitude that the different speed of mainshaft is corresponding and/or frequency have certain error, and under therefore the monitoring method of the present invention uses lathe different operating state, the running status of lathe is monitored by amplitude and/or the normality threshold of frequency and/or improper threshold value.
Inventive principle: during lathe work, for different duties, lathe has different amplitudes and/or frequency, advance with amplitude and/or frequency the duty that lathe is different is demarcated, then by vibrating sensor, amplitude and/or the frequency of lathe are monitored in real time, in that context it may be convenient to the duty of monitoring lathe.
The vibrating sensing monitoring device simple in construction of the lathe of the present invention, monitoring effect is good, utilize vibrating sensor monitoring lathe amplitude under different operating state and frequency, and carry out demarcation process and monitoring in real time by data processing equipment, can conveniently realize the real-time of lathe and monitor.
Claims (6)
1. the vibrating sensing monitoring device of a lathe, it is characterised in that include vibrating sensor, fixing device, microcontroller,
Transport module and data processing equipment, described vibrating sensor is fixed on lathe by fixing device, and described vibrating sensor is even
Connecing described microcontroller, described transport module connects described microcontroller and data processing equipment, and described fixing device is magnet,
Described microcontroller includes that battery, described battery are rechargeable battery and solar cell, also includes warning device, at described data
It is provided with described warning device on reason device, utilizes the amplitude under described vibrating sensor monitoring lathe different operating state and frequency
Rate, the described data processing equipment amplitude to obtaining and frequency pre-processes and record, obtain shaking under lathe different operating state
Width and/or the normality threshold of frequency and/or improper threshold value, utilize described vibrating sensor to monitor the duty of lathe in real time,
Described data processing equipment is according to the duty of the described normality threshold obtained and/or improper threshold decision lathe the most just
Often.
2. the vibrating sensing monitoring device of lathe as claimed in claim 1, it is characterised in that described microcontroller is MCU core
Sheet.
3. the vibrating sensing monitoring device of lathe as claimed in claim 1, it is characterised in that described transport module is bluetooth dress
Put, Wifi device or ZigBee device.
4. the vibrating sensing monitoring device of lathe as claimed in claim 1, it is characterised in that be provided with on described microcontroller
Mini USB interface.
5. the vibrating sensing monitoring method of a lathe, it is characterised in that use shaking of the lathe as described in any one of claim 1-4
Dynamic grating sensing monitoring device, comprises the following steps:
(1) amplitude under described vibrating sensor monitoring lathe different operating state and frequency, are utilized；
(2) amplitude, step (1) obtained by described transport module and/or frequency transmission are to described data processing equipment；
(3), described data processing equipment amplitude that step (1) is obtained and frequency pre-processes and record, obtain lathe different
Amplitude and/or the normality threshold of frequency and/or improper threshold value under duty；
(4), utilizing described vibrating sensor to monitor the duty of lathe in real time, described data processing equipment obtains according to step (3)
The described normality threshold arrived and/or the duty of improper threshold decision lathe are the most normal.
6. the vibrating sensing monitoring method of lathe as claimed in claim 5, it is characterised in that the duty of described lathe includes
The speed of mainshaft.
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Families Citing this family (11)
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| CN104015098B (en) * | 2014-04-29 | 2016-08-03 | 天津大学 | The real-time monitoring device of knife bar vibration signal and monitoring method thereof in machining |
| CN105965321B (en) * | 2016-06-16 | 2019-07-26 | 清华大学深圳研究生院 | Lathe flutter intelligent monitor system and method based on wireless sensor network |
| CN106153184A (en) * | 2016-06-17 | 2016-11-23 | 北京中元瑞讯科技有限公司 | Based on MCU and the configurable output Intelligent Sensing System of bluetooth |
| WO2018119845A1 (en) * | 2016-12-29 | 2018-07-05 | 深圳配天智能技术研究院有限公司 | State detection method and system for numerical control machine tool |
| CN109738055A (en) * | 2018-12-29 | 2019-05-10 | 惠州学院 | A kind of vibrating sensor and its vibration monitoring method with signal screening function |
| CN110561195B (en) * | 2019-09-04 | 2020-09-25 | 清华大学深圳研究生院 | Method for monitoring flutter in machining process |
| US11344987B2 (en) | 2019-09-04 | 2022-05-31 | Tsinghua Shenzhen International Graduate School | Method for monitoring chatter in machining process |
| CN111069975A (en) * | 2019-12-13 | 2020-04-28 | 首都航天机械有限公司 | Real-time monitoring and self-adaptive control system and method for terminal running state of numerically controlled milling machine |
| CN112798097A (en) * | 2020-12-30 | 2021-05-14 | 重庆斯铂电气自动化设备有限公司 | Vibration monitoring system |
| CN113103067B (en) * | 2021-04-06 | 2023-04-07 | 重庆市南岸区力恒工具制造有限公司 | Cutter machining frequency monitoring system and detection method based on low-power-consumption design |
| CN115415848B (en) * | 2022-08-26 | 2023-09-19 | 重庆长安汽车股份有限公司 | Method and system for detecting precision of machining center equipment |
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