CN110394689A - Cutter compromise state monitors system and method - Google Patents
Cutter compromise state monitors system and method Download PDFInfo
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- CN110394689A CN110394689A CN201810377773.XA CN201810377773A CN110394689A CN 110394689 A CN110394689 A CN 110394689A CN 201810377773 A CN201810377773 A CN 201810377773A CN 110394689 A CN110394689 A CN 110394689A
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- cutter
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/09—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool
- B23Q17/0952—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting pressure or for determining cutting-tool condition, e.g. cutting ability, load on tool during machining
- B23Q17/0957—Detection of tool breakage
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The present invention relates to a kind of, and the cutter compromise state based on vibration perception monitors system and method.The method comprising the steps of: monitoring the vibration information of a cutter by a vibration perception sensor, and the vibration information of monitoring is converted to corresponding electric signal；The electric signal of vibration perception sensor output is subjected to digitized processing, and the digital signal with vibration information after conversion is handled according to preset frame structure packing；The data with vibration information after packing are sent to a gateway apparatus by a communication unit；Received data are packaged by the gateway apparatus with 5G standard agreement, and the data of packing are sent to a cloud server；The data with the vibration information that the cloud server transmits the gateway apparatus are handled and obtain the extent of damage or impaired result of the cutter.System and method described in this case being capable of online awareness, transmission, processing cutter corrupted information and the extent of damage or impaired as a result, the replacement for facilitating user to carry out cutter in time for obtaining the cutter.
Description
Technical field
The present invention relates to industrial internet of things field more particularly to a kind of cutter compromise state based on vibration perception to monitor system
System and method.
Background technique
In the field of industrial production of modernization, the matter of the impaired precision that will seriously affect industrial processes and product of cutter
Amount.It is therefore desirable to the real-time compromise states to cutter to be monitored.Since damaged process is complicated in High Speed Milling Operation pin for cutter, and
And the working environment of cutter constantly changes and the influence factor of cutter compromise state is numerous, so that the building of cutter damage model is answered
Hydridization.Therefore the on-line monitoring of cutter compromise state is extremely difficult.How to predict or monitor on-line cutter condition in damaged becomes existing
The emphasis for thering is researcher to pay close attention to.In order to monitor the compromise state of cutter, researcher mainly acquires torque information, pressure at present
Information, acoustic information, vibration information, current signal, power signal etc. extract feature letter from collected information or signal
Breath, establishes the correlation of characteristic information with cutter compromise state collection, thus the real-time condition in damaged of prediction or on-line monitoring cutter.
For example, the working condition of cutter is often perceived using acoustic emission in the prior art and based on Digital Signal Processing
Technology extracts the characteristic value of cutter compromise state, to realize the impaired monitoring of cutter.In addition, combining sound emission in the prior art
Technology and cutting force cognition technology realize that cutter compromise state monitors, or combine the direct-furnish current signal harmony of lathe motor
Sound signal monitors the condition in damaged of cutter.All there are various defects in the impaired monitoring of above cutter.Wherein, acoustic emission is easy
When being influenced by surrounding enviroment noise, the acquisition difficulty for cutting force signal is too big, implements to be not easy；The acquisition of current signal is in knife
Influence when tool high speed rotation vulnerable to the various pieces and cutter different model of lathe.In addition, all these technologies are all difficult
To realize online awareness, real-time radio transmission, cloud computing and timely early warning and shut down the impaired lathe of cutter.
Summary of the invention
In view of the foregoing, it is necessary to provide it is a kind of based on vibration perception cutter compromise state monitoring system and method with
It realizes online awareness, transmission, processing cutter corrupted information and cutter is shut down according to cutter corrupted information to carry out cutter in time
Replacement.
A kind of impaired monitoring system of cutter, is monitored for the compromise state to a cutter, the impaired monitoring system of the cutter
System includes:
Cloud server；
Vibration sensing device, the vibration sensing device include:
Vibration perception sensor is converted to correspondence for monitoring the vibration information of the cutter, and by the vibration information of monitoring
Electric signal；
Processor is connect with the vibration perception sensor, and the electric signal for exporting the vibration perception sensor carries out
Digitized processing, and the digital signal with vibration information after conversion is handled according to preset frame structure packing；
Communication unit is connect with the processor, for sending the data with vibration information after being packaged；
Gateway apparatus, for receiving the data of communication unit transmission, by received data with the packing of 5G standard agreement, and
The data of packing are sent to the cloud server,
The data with the vibration information that the cloud server transmits the gateway apparatus are handled and obtain the knife
The extent of damage of tool or impaired result.
Preferably, which includes gateway and data transmission unit, which connect with the data transmission unit, should
Gateway receives the data of communication unit transmission, and received data are transferred to the data transmission unit, and data transmission is single
Received data are packaged with 5G standard agreement and the data of packing are sent to the cloud server by member.
Preferably, which includes vibration frequency and Oscillation Amplitude, which passes through Time-Domain algorithm or frequency
Domain algorithm is to carrying out feature extraction from the received data of the gateway apparatus and obtain the vibration frequency of the cutter and Oscillation Amplitude is believed
Breath；And the extent of damage or impaired result of the cutter are determined according to the vibration frequency and Oscillation Amplitude information of acquisition.
Preferably, Oscillation Amplitude, vibration frequency and the extent of damage which defines cutter by searching for one
The extent of damage relation table of the corresponding relationship of value determines the impaired journey to match with the vibration frequency and Oscillation Amplitude information obtained
Angle value, and the extent of damage value determined is compared with preset value, and the impaired journey of the cutter is determined according to comparison result
Degree or impaired result.
Preferably, which is acceleration transducer.
Preferably, which is Bluetooth communication chip.
A kind of impaired monitoring method of cutter, the method comprising the steps of:
The vibration information of a cutter is monitored by a vibration perception sensor, and the vibration information of monitoring is converted into correspondence
Electric signal；
The electric signal of vibration perception sensor output is subjected to digitized processing, and vibration information will be had after conversion
Digital signal handled according to preset frame structure packing；
The data with vibration information after packing are sent to a gateway apparatus by a communication unit；
Received data are packaged by the gateway apparatus with 5G standard agreement, and the data of packing are sent to a cloud service
Device,
The data with the vibration information that the cloud server transmits the gateway apparatus are handled and obtain the knife
The extent of damage of tool or impaired result.
Preferably, this method step " gateway apparatus by received data with the packing of 5G standard agreement, and by packing
Data are sent to a cloud server " in include:
Gateway in the gateway apparatus receives the data of communication unit transmission, and received data are transferred to the gateway
Data transmission unit in device；And
Received data are packaged with 5G standard agreement and the data of packing are sent to the cloud by the data transmission unit
Server.
Preferably, which includes vibration frequency and Oscillation Amplitude, and " cloud server should in step for this method
The data with the vibration information of gateway apparatus transmission are handled and obtain the extent of damage or impaired result of the cutter " in
Include:
The cloud server is mentioned by Time-Domain algorithm or frequency domain algorithm to from the received data progress feature of the gateway apparatus
Take and obtain the vibration frequency and Oscillation Amplitude information of the cutter；
And the extent of damage or impaired result of the cutter are determined according to the vibration frequency and Oscillation Amplitude information of acquisition.
Preferably, this method step " according to the vibration frequency of acquisition and Oscillation Amplitude information determine the cutter by
Include: in damage degree or impaired result "
The correspondence of Oscillation Amplitude, vibration frequency and extent of damage value that the cloud server defines cutter by searching for one
The extent of damage relation table of relationship determines the extent of damage value to match with the vibration frequency and Oscillation Amplitude information obtained；
The extent of damage value determined is compared with preset value；And
The extent of damage or impaired result of the cutter are determined according to comparison result.
Cutter compromise state described in this case monitors system and method being capable of online awareness, transmission, the impaired letter of processing cutter
Cease and obtain the cutter the extent of damage or it is impaired as a result, facilitate user according to the cutter corrupted information of monitoring shut down cutter so as to
The replacement of cutter is carried out in time.
Detailed description of the invention
Fig. 1 is to show cutter compromise state in an embodiment of the present invention to monitor systematic difference environment map.
Fig. 2 is the functional block diagram of vibration sensing device in an embodiment of the present invention.
Fig. 3 is the functional block diagram of gateway apparatus in an embodiment of the present invention.
Fig. 4 is the functional block diagram of cloud server in an embodiment of the present invention.
Fig. 5 is the schematic diagram of extent of damage relation table in an embodiment of the present invention.
Fig. 6 is the flow chart of cutter compromise state monitoring method in an embodiment of the present invention.
Main element symbol description
The present invention that the following detailed description will be further explained with reference to the above drawings.
Specific embodiment
Referring to FIG. 1, showing the applied environment figure of cutter compromise state monitoring system 1 in an embodiment of the present invention.
Cutter compromise state monitoring system 1 is used to monitor the compromise state of cutter, generates the compromise state monitoring result of cutter, and
It detects control when the extent of damage of cutter reaches predeterminable level and shuts down cutter.It includes vibration that the cutter compromise state, which monitors system 1,
Dynamic sensing device 11, gateway apparatus 12 and cloud server 13.The vibration sensing device 11 and the gateway apparatus 12 wirelessly communicate
Connection.The gateway apparatus 12 is communicated to connect by network 14 and cloud server 13.The vibration sensing device 11 is for obtaining knife
The compromise state information of tool, and the compromise state information for the cutter that will acquire sends gateway apparatus 12 to.Gateway apparatus 12 receives
To vibration sensing device 11 send compromise state information when, by received compromise state information package at the number of 5G standard agreement
According to being sent to cloud server 13.The compromise state information on-line analysis cutter based on the received of cloud server 13 it is impaired
State generates the compromise state monitoring result of cutter, and controls and close when the extent of damage for detecting cutter reaches predeterminable level
Stop cutter.Multiple vibration sensing devices 11 are installed in present embodiment, on cutter.The gateway apparatus 12 is for receiving multiple vibrations
The data that dynamic sensing device 11 transmits.
Referring to FIG. 2, showing the functional block diagram of vibration sensing device 11 in an embodiment of the present invention.The vibration sense
Know that device 11 includes vibration perception sensor 111, processor 112, communication unit 113 and power supply unit 114.The vibration perception passes
Sensor 111 and communication unit 113 are electrically connected with processor 112 respectively.The power supply unit 114 is sensed with the vibration perception respectively
Device 111, processor 112, communication unit 113 and power supply unit 114 connect, for being the vibration perception sensor 111, processor
112 and communication unit 113 power.In the present embodiment, the vibration perception sensor 111, processor 112, communication unit 113
And power supply unit 114 is integrated in vibration sensing device 11.In other embodiments, the vibration perception sensor 111, processing
Device 112, communication unit 113 and power supply unit 114 can be the element being arranged independently of each other in vibration sensing device 11.
The vibration perception sensor 111 is used to monitor the vibration information of cutter, and the vibration information of monitoring is converted to pair
The electric signal answered.The vibration perception sensor 111 exports the electric signal with vibration information converted out to processor 112.
In present embodiment, the vibration information of cutter includes vibration frequency and Oscillation Amplitude.The vibration perception sensor 111 is acceleration
Sensor.That is, the vibration frequency and Oscillation Amplitude of acceleration transducer monitoring cutter, by the vibration frequency detected and vibration
Dynamic amplitude is converted to corresponding analog electrical signal, and the analog electrical signal of conversion is exported to processor 112.The processor 112
The electric signal that the vibration perception sensor 111 is exported carries out digitized processing.In this way, the processor 112 passes vibration perception
The analog signal with vibration information that sensor 111 monitors is converted to the digital signal with vibration information.The processor 112 is also
The digital signal with vibration information after conversion is packaged processing according to preset frame structure and exports the data after packing
To communication unit 113.Packed data are sent to gateway apparatus 12 by the communication unit 113 in a manner of radio signal.
In present embodiment, which is sent periodically to the gateway apparatus 12 for packed data.In present embodiment,
The processor 112 is arm processor, is specifically as follows ARM Corex-M3 processor.The communication unit 113 can be logical for WIFI
Believe chip, Zigbee communication chip and Blue Tooth communication chip.The power supply unit 114 is button cell.
Referring to FIG. 3, showing the functional block diagram of gateway apparatus 12 in an embodiment of the present invention.The gateway apparatus 12
Including gateway 121 and data transmission unit (Data Transmit Unit, DTU) 122.The gateway 121 and data transmission are single
Member 122 connects.The gateway 121 is used to receive the data that the communication unit 113 of vibration sensing device 11 transmits, and by received number
According to being transferred to data transmission unit 122.In present embodiment, the quantity of vibration sensing device 11 is multiple, multiple vibration sense
Know that device 11 is included in an Internet of Things (not shown), which is the gateway of the Internet of Things.The data transmission unit
122 by the data that gateway 121 is sent with 5G standard agreement for being packaged and the data of packing being sent to cloud server 13.This
In embodiment, the data transmission unit 122 is by network 14 (referring to Fig. 1) by the data transmission after packing to the cloud service
Device 13.In present embodiment, which is 5G network.
The cloud server 13 stores the data that data transmission unit 122 transmits, and will believe with vibration cutting
The data of breath are handled and obtain the extent of damage or impaired result of cutter.Referring to FIG. 4, showing an embodiment party of the invention
The functional block diagram of cloud server 13 in formula.The cloud server 13 includes storage unit 131 and processing unit 132.This is deposited
The data that transmission unit 122 transmits for storing data of storage unit 131.The processing unit 132 is used to pass through Time-Domain algorithm or frequency
Domain algorithm is to carrying out feature extraction from the received data of data transmission unit 122 and obtain the vibration frequency and Oscillation Amplitude of cutter
Information, and determine according to the vibration frequency and Oscillation Amplitude information of the cutter of acquisition the extent of damage of cutter.
In present embodiment, an extent of damage relation table T1 is also stored in the storage unit 131.Referring to FIG. 5, shown
For the schematic diagram of extent of damage relation table T1 in an embodiment of the present invention.Extent of damage relation table T1 defines the vibration of cutter
The corresponding relationship of dynamic amplitude, vibration frequency and extent of damage value.Wherein, extent of damage value is to measure the impaired situation of cutter,
Value range is 0-1, wherein extent of damage value is bigger, and the damage situations of corresponding cutter are more serious.The processing unit 132 obtains
When taking the vibration frequency and Oscillation Amplitude information of cutter, determined and the vibration of acquisition frequency by searching for the extent of damage relation table T1
The extent of damage value that rate and Oscillation Amplitude information match, and the extent of damage value determined is compared with preset value, and
The extent of damage or impaired result of the cutter are determined according to comparison result.It, should when determining that extent of damage value is less than the preset value
Processing unit 132 continues to carry out feature extraction to from the received data of data transmission unit 122 to obtain the vibration frequency of cutter
And Oscillation Amplitude information, and determine the extent of damage of cutter.When determining extent of damage value not less than the preset value, the processing list
Member 132 exports the extent of damage or impaired result of cutter.In present embodiment, when determining extent of damage value not less than the preset value
When, which exports warning message also to remind user's cutter frayed serious and the control of one shutdown cutter of output
Instruction.In present embodiment, when which can be according to the vibration frequency and Oscillation Amplitude and impaired cutter of monitoring cutter
The experimental data of extent of damage value corresponding relationship determines preset value.
In present embodiment, which can be the internal storage unit of the cloud server 13, such as cloud
The hard disk or memory of server 13.In another embodiment, which may be the outer of the cloud server 13
The plug-in type hard disk being equipped in portion's storage equipment, such as the cloud server 13, intelligent memory card (Smart Media Card,
SMC), secure digital (Secure Digital, SD) blocks, flash card (Flash Card) etc..In present embodiment, the processing list
Member 132 can be a central processing unit (Central Processing Unit, CPU) or other data processing chips.
Referring to FIG. 6, showing the flow chart of cutter compromise state monitoring method in an embodiment of the present invention.This method
It applies in cutter compromise state monitoring system 1.According to different demands, the sequence of certain steps be can change in the flow chart,
Certain steps can be omitted or merge.This method comprises the following steps.
S601: the vibration information of cutter is monitored by the vibration perception sensor 111 in vibration sensing device 11, and will prison
The vibration information of survey is converted to corresponding electric signal.In present embodiment, the vibration information of cutter includes vibration frequency and vibration
Amplitude.The vibration perception sensor 111 is acceleration transducer.That is, the vibration frequency of acceleration transducer monitoring cutter
And Oscillation Amplitude, the vibration frequency detected and Oscillation Amplitude are converted into corresponding analog electrical signal.
S602: the electric signal that the processor 112 in vibration sensing device 11 exports the vibration perception sensor 111 carries out
Digitized processing.In this way, the analog signal with vibration information that the processor 112 monitors vibration perception sensor 111 turns
It is changed to the digital signal with vibration information.
S603: the digital signal with vibration information after conversion is packaged by the processor 112 according to frame structure.
S604: the data after packing are sent to gateway apparatus 12 by the communication unit 113 in vibration sensing device 11.This reality
It applies in mode, which is sent periodically to the gateway apparatus 12 for packed data.
S605: the data that gateway apparatus 12 sends vibration sensing device 11 are with the packing of 5G standard agreement and by the number of packing
According to being sent to cloud server 13.
S606: the data with vibration cutting information that the cloud server 13 transmits gateway apparatus 12 are handled simultaneously
Obtain the extent of damage or impaired result of cutter.
In present embodiment, this method includes: in step s 605
The data of 121 receiving communication unit 113 of gateway transmission in the gateway apparatus 12, and received data are transferred to
Data transmission unit 122 in gateway apparatus 12；
The data that data transmission unit 122 in the gateway apparatus 12 sends gateway 121 are packaged simultaneously with 5G standard agreement
The data of packing are sent to cloud server 13.
In present embodiment, the quantity of vibration sensing device 11 be it is multiple, multiple vibration sensing device 11 is included in one
In Internet of Things (not shown), which is the gateway of the Internet of Things.In present embodiment, the data transmission unit 122 is logical
Network 14 is crossed by the data transmission after packing to the cloud server 13.The network 14 is 5G network.
In present embodiment, this method includes: in step S606
Cloud server 13 is special to carrying out from the received data of data transmission unit 122 by Time-Domain algorithm or frequency domain algorithm
Sign is extracted and obtains the vibration frequency and Oscillation Amplitude information of cutter；And
The extent of damage of cutter is determined according to the vibration frequency of the cutter of acquisition and Oscillation Amplitude information.
In present embodiment, when obtaining the vibration frequency and Oscillation Amplitude information of cutter, which passes through
It searches the extent of damage relation table T1 and determines the extent of damage value to match with the vibration frequency and Oscillation Amplitude information obtained, and
The extent of damage value determined is compared with preset value, and the extent of damage of the cutter is determined according to comparison result or is damaged
As a result.When determining that extent of damage value is less than the preset value, which continues to receive to from data transmission unit 122
Data carry out feature extraction to obtain the vibration frequency and Oscillation Amplitude information of cutter, and determine the extent of damage of cutter.When
When determining extent of damage value not less than the preset value, which exports the extent of damage value or impaired result of cutter.
In present embodiment, when determining extent of damage value not less than the preset value, the cloud server 13 also export warning message with
Remind user's cutter frayed serious and the control instruction of one shutdown cutter of output.In present embodiment, which can root
The experimental data of extent of damage value corresponding relationship when being damaged according to the vibration frequency and Oscillation Amplitude and cutter of monitoring cutter determines
The preset value out.
The above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to the above preferred embodiment pair
The present invention is described in detail, those skilled in the art should understand that, technical solution of the present invention can be carried out
Modification or equivalent replacement should not all be detached from the spirit and scope of technical solution of the present invention.
Claims (10)
1. a kind of cutter is damaged monitoring system, be monitored for the compromise state to a cutter, which is characterized in that the cutter by
Damaging monitoring system includes:
Cloud server；
Vibration sensing device, the vibration sensing device include:
Vibration perception sensor is converted to corresponding electricity for monitoring the vibration information of the cutter, and by the vibration information of monitoring
Signal；
Processor is connect with the vibration perception sensor, and the electric signal for exporting the vibration perception sensor carries out number
Change processing, and the digital signal with vibration information after conversion is handled according to preset frame structure packing；
Communication unit is connect with the processor, for sending the data with vibration information after being packaged；
Received data are packaged, and will beat by gateway apparatus for receiving the data of communication unit transmission with 5G standard agreement
The data of packet are sent to the cloud server,
The data with the vibration information that the cloud server transmits the gateway apparatus are handled and obtain the cutter
The extent of damage or impaired result.
2. cutter as described in claim 1 is damaged monitoring system, which is characterized in that the gateway apparatus includes that gateway and data pass
Defeated unit, the gateway are connect with the data transmission unit, which receives the data of communication unit transmission, and by received number
According to being transferred to the data transmission unit, the data transmission unit is by received data with the packing of 5G standard agreement and by the number of packing
According to being sent to the cloud server.
3. cutter as described in claim 1 is damaged monitoring system, which is characterized in that the vibration information includes vibration frequency and vibration
Dynamic amplitude, the cloud server carry out feature extraction to from the received data of the gateway apparatus by Time-Domain algorithm or frequency domain algorithm
And obtain the vibration frequency and Oscillation Amplitude information of the cutter；And it is determined according to the vibration frequency and Oscillation Amplitude information of acquisition
The extent of damage of the cutter or impaired result.
4. cutter as claimed in claim 3 is damaged monitoring system, which is characterized in that the cloud server is by searching for a definition
The Oscillation Amplitude of cutter, vibration frequency and extent of damage value the extent of damage relation table of corresponding relationship determine and the vibration that obtains
The extent of damage value that dynamic frequency and Oscillation Amplitude information match, and the extent of damage value determined is compared with preset value
Compared with, and determine according to comparison result the extent of damage or impaired result of the cutter.
5. cutter as described in claim 1 is damaged monitoring system, which is characterized in that the vibration perception sensor is acceleration biography
Sensor.
6. cutter as described in claim 1 is damaged monitoring system, which is characterized in that the communication unit is Bluetooth communication chip.
7. a kind of cutter is damaged monitoring method, which is characterized in that the method comprising the steps of:
The vibration information of a cutter is monitored by a vibration perception sensor, and the vibration information of monitoring is converted into corresponding electricity
Signal；
The electric signal of vibration perception sensor output is subjected to digitized processing, and by the number with vibration information after conversion
Word signal is handled according to preset frame structure packing；
The data with vibration information after packing are sent to a gateway apparatus by a communication unit；
Received data are packaged by the gateway apparatus with 5G standard agreement, and the data of packing are sent to a cloud server,
The data with the vibration information that the cloud server transmits the gateway apparatus are handled and obtain the cutter
The extent of damage or impaired result.
8. cutter as claimed in claim 7 is damaged monitoring method, which is characterized in that " gateway apparatus will in step for this method
Received data with 5G standard agreement packing, and the data of packing are sent to a cloud server " in include:
Gateway in the gateway apparatus receives the data of communication unit transmission, and received data are transferred to the gateway apparatus
In data transmission unit；And
Received data are packaged with 5G standard agreement and the data of packing are sent to the cloud service by the data transmission unit
Device.
9. cutter as claimed in claim 7 is damaged monitoring method, which is characterized in that the vibration information includes vibration frequency and vibration
Dynamic amplitude, this method is in step " at the data with the vibration information that the cloud server transmits the gateway apparatus
Manage and obtain the extent of damage or impaired result of the cutter " in include:
The cloud server carries out feature extraction simultaneously to from the received data of the gateway apparatus by Time-Domain algorithm or frequency domain algorithm
Obtain the vibration frequency and Oscillation Amplitude information of the cutter；
And the extent of damage or impaired result of the cutter are determined according to the vibration frequency and Oscillation Amplitude information of acquisition.
10. cutter as claimed in claim 9 is damaged monitoring method, which is characterized in that this method is in step " according to the vibration of acquisition
Dynamic frequency and Oscillation Amplitude information determine the extent of damage or impaired result of the cutter " in include:
The cloud server is by searching for defining the Oscillation Amplitude of cutter, the corresponding relationship of vibration frequency and extent of damage value
Extent of damage relation table determines the extent of damage value to match with the vibration frequency and Oscillation Amplitude information obtained；
The extent of damage value determined is compared with preset value；And
The extent of damage or impaired result of the cutter are determined according to comparison result.
Priority Applications (1)
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| CN201810377773.XA CN110394689A (en) | 2018-04-25 | 2018-04-25 | Cutter compromise state monitors system and method |
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| CN201810377773.XA CN110394689A (en) | 2018-04-25 | 2018-04-25 | Cutter compromise state monitors system and method |
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| CN111923130A (en) * | 2020-07-02 | 2020-11-13 | 河南中烟工业有限责任公司 | Cardboard knife detection method and system |
| CN114102261A (en) * | 2021-12-27 | 2022-03-01 | 爱派尔(常州)数控科技有限公司 | Machine tool cutter safety detection method and system and machine tool |
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