CN208773160U - Spindle motor of machine tool power real-time monitoring system - Google Patents
Spindle motor of machine tool power real-time monitoring system Download PDFInfo
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- CN208773160U CN208773160U CN201821109435.XU CN201821109435U CN208773160U CN 208773160 U CN208773160 U CN 208773160U CN 201821109435 U CN201821109435 U CN 201821109435U CN 208773160 U CN208773160 U CN 208773160U
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Abstract
The utility model discloses a kind of spindle motor of machine tool power real-time monitoring systems, comprising: the multiple current sensors being set on spindle motor of machine tool current supply line, to measure the current flow of spindle motor of machine tool current supply line；The multiple voltage sensors being set on spindle motor of machine tool current supply line, to measure the current voltage of spindle motor of machine tool current supply line；Monitoring device is connected with multiple current sensors and multiple voltage sensors respectively, and monitoring device is used to store current flow and current voltage, and the current power of spindle motor of machine tool is obtained according to current flow and current voltage.The system obtains the realtime power of spindle motor of machine tool by the electric current and voltage of measurement spindle motor of machine tool in real time, realize the acquisition of high-frequency, high-precision machine tooling process spindle motor power signal, it is simple easily to realize to effectively improve the applicability and real-time of monitoring.
Description
Technical field
The utility model relates to technical field of mechanical processing, in particular to a kind of spindle motor of machine tool power real-time monitoring system
System.
Background technique
The various status signals of lathe in mechanical processing process are monitored, are the weights for ensureing lathe stabilization, reliability service
Want means.Spindle motor of machine tool power signal includes machining state information abundant, for example, cutter and workpiece time of contact plus
Work process power swing, tool wear, breaking etc..Meanwhile machine tooling process spindle motor power signal is easy measurement, it will not
Interference is generated to process, therefore, spindle motor power monitoring is widely used in mechanical processing process.
However, can only often acquire low-frequency process spindle motor power signal, low frequency master in the related technology
The process status information that spindle motor power signal includes is limited.In order to make the power signal of acquisition include more, more acurrate
Machining state information, acquired power signal requires to reach 250KHz or more.Therefore, it needs to develop a kind of machine tool chief axis
Power of motor real-time monitoring system, to realize high-precision, high-frequency (up to 250KHz or more) machine tooling process main shaft electricity
The acquisition of machine power signal.
Utility model content
The application is to be made based on utility model people to the understanding of following problems and discovery:
Spindle motor of machine tool power monitoring apparatus applied to mechanical processing process can only generally acquire low-frequency processing
Process spindle motor power signal.And high-frequency, high-precision machine tooling process spindle motor power signal mean include
More, more accurate machining state information.In order to make the power signal of acquisition include more, more accurate machining state information,
Acquired power signal requires to reach 250KHz or more.High-frequency spindle motor of machine tool power signal and processing part
There is close association between surface figure accuracy, by analyzing high-frequency spindle motor power signal, help to improve processing quality
It is diagnosed with surface defects of parts.In conclusion developing one kind acquisition high-frequency, high-precision spindle motor of machine tool power letter in real time
Number monitoring system, be of great significance to field of machining.
The utility model is intended to solve at least some of the technical problems in related technologies.
For this purpose, a purpose of the utility model is to propose a kind of spindle motor of machine tool power real-time monitoring system, it should
System effectively improves the applicability and real-time of monitoring, simple easily to realize.
Another purpose of the utility model is to propose a kind of spindle motor of machine tool power method of real-time.
In order to achieve the above objectives, on the one hand the utility model proposes a kind of spindle motor of machine tool power real-time monitoring system
System, comprising: the multiple current sensors being set on spindle motor of machine tool current supply line are supplied with measuring the spindle motor of machine tool
The current flow of electric lead；The multiple voltage sensors being set on the spindle motor of machine tool current supply line, described in measurement
The current voltage of spindle motor of machine tool current supply line；Monitoring device, the monitoring device respectively with the multiple current sensor
It is connected with the multiple voltage sensor, the monitoring device is for storing the current flow and the current voltage, and root
The current power of the spindle motor of machine tool is obtained according to the current flow and the current voltage.
The spindle motor of machine tool power real-time monitoring system of the utility model, by measuring spindle motor of machine tool in real time
Electric current and voltage obtain the realtime power of spindle motor of machine tool, realize high-frequency, high-precision machine tooling process spindle motor
The acquisition of power signal, so that the applicability and real-time of monitoring are effectively improved, it is simple easily to realize.
Further, the multiple current sensor includes first to third current sensor, and described first to third
Current sensor is arranged in a one-to-one correspondence with the spindle motor of machine tool current supply line, the multiple voltage sensor include first to
Tertiary voltage sensor, and the multiple voltage sensor is respectively used to be measured as every two conducting wires of spindle motor of machine tool power supply
Between voltage.
Further, further includes: data acquisition device, the data acquisition device respectively with the multiple current sense
Device, the multiple voltage sensor are connected with the monitoring device, to receive the multiple current sensor and the multiple electricity
The current flow and the current voltage that pressure sensor is sent, and the current flow and the current voltage are sent to institute
State monitoring device.
Further, further includes: power supply module, the power supply module respectively with the multiple current sensor and described more
A voltage sensor is connected, for the multiple current sensor and the power supply of the multiple voltage sensor.
Further, the sample frequency of the data acquisition device is up to 250KHz or more.
Further, the monitoring device is also used to show the current flow, the current voltage and the lathe master
The current power of spindle motor.
In order to achieve the above objectives, on the other hand the utility model proposes a kind of spindle motor of machine tool power real-time monitoring side
Method, comprising the following steps: the current flow of measurement spindle motor of machine tool current supply line；It is measured as the spindle motor of machine tool power supply
Every two conducting wires between current voltage；Store the current flow and the current voltage, and according to the current flow and
The current voltage obtains the current power of the spindle motor of machine tool.
The spindle motor of machine tool power method of real-time of the utility model, by measuring spindle motor of machine tool in real time
Electric current and voltage obtain the realtime power of spindle motor of machine tool, realize high-frequency, high-precision machine tooling process spindle motor
The acquisition of power signal, so that the applicability and real-time of monitoring are effectively improved, it is simple easily to realize.
Further, further includes: acquire the current flow and the current voltage, wherein sample frequency is reachable
250KHz or more.
Further, the current power of the current flow, the current voltage and the spindle motor of machine tool is shown.
The additional aspect of the utility model and advantage will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The utility model is above-mentioned and/or additional aspect and advantage from the following description of the accompanying drawings of embodiments will
Become obvious and be readily appreciated that, in which:
Fig. 1 is the structural representation according to the spindle motor of machine tool power real-time monitoring system of the utility model one embodiment
Figure；
Fig. 2 is the structure according to the spindle motor of machine tool power real-time monitoring system of one specific embodiment of the utility model
Schematic diagram；
Fig. 3 is the flow chart according to the spindle motor of machine tool power method of real-time of the utility model one embodiment.
Description of symbols:
Spindle motor of machine tool power real-time monitoring system 10, multiple current sensors 100,200 and of multiple voltage sensors
Monitoring device 300, driver 1, spindle motor of machine tool 2, current measurement module 3, current sensor 31-33, power supply module 4, electricity
Press measurement module 5, voltage sensor 51-53, data acquisition module 6 and data processing module 7.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
The spindle motor of machine tool power real-time monitoring system proposed according to the utility model embodiment is described with reference to the accompanying drawings
System and method describe the spindle motor of machine tool power real-time monitoring proposed according to the utility model embodiment with reference to the accompanying drawings first
System.
Fig. 1 is the structural schematic diagram of the spindle motor of machine tool power real-time monitoring system of the utility model one embodiment.
As shown in Figure 1, the spindle motor of machine tool power real-time monitoring system 10 include: multiple current sensors 100, it is multiple
Voltage sensor 200 and monitoring device 300.
Wherein, multiple current sensors 100 are set on spindle motor of machine tool current supply line, to measure spindle motor of machine tool
The current flow of current supply line.Multiple voltage sensors 200 are set on spindle motor of machine tool current supply line, to measure lathe master
The current voltage of spindle motor current supply line.Monitoring device 300 respectively with multiple current sensors 100 and multiple voltage sensors
200 are connected, and monitoring device 300 obtains machine for storing current flow and current voltage, and according to current flow and current voltage
The current power of bed spindle motor.The electric current that the system 10 of the utility model embodiment passes through measurement spindle motor of machine tool in real time
The realtime power of spindle motor of machine tool is obtained with voltage, realizes high-frequency, high-precision machine tooling process spindle motor power
The acquisition of signal, so that the applicability and real-time of monitoring are effectively improved, it is simple easily to realize.
It is understood that multiple current sensors 100 can integrate in current measurement module, it is respectively used to be measured as
Electric current in each wire of spindle motor of machine tool power supply directly can also measure lathe master by multiple current sensors 100
The current flow of spindle motor current supply line, those skilled in the art can be configured according to actual use demand, not do herein
Concrete restriction.Similarly, multiple voltage sensors 200 can integrate in voltage measurement module, be respectively used to be measured as lathe
Voltage between every two conducting wires of spindle motor power supply directly can also measure machine tool chief axis by multiple voltage sensors 200
The current voltage of motor current supply line, those skilled in the art can be configured according to actual use demand, not do have herein
Body limitation.Monitoring device 300 can be data processing module, data processing module respectively with multiple current sensors 100 and more
A voltage sensor 200 is connected, and certainly, data processing module can also be connected with current measurement module and voltage measurement module.
Further, in one embodiment of the utility model, multiple current sensors 100 may include first to
Three current sensors, and first is arranged in a one-to-one correspondence to third current sensor and spindle motor of machine tool current supply line, Duo Ge electricity
Pressure sensor 200 may include first to tertiary voltage sensor, and multiple voltage sensors 200 are respectively used to be measured as lathe
Voltage between every two conducting wires of spindle motor power supply.
It should be noted that multiple current sensors 100 when measuring the electric current in route, need conducting wire passing through electric current
Sensor.When multiple voltage sensors 200 measure voltage, it is connected directly between on the conducting wire for spindle motor power supply.Three voltages
Sensor is respectively used to be measured as the voltage between every two conducting wires of spindle motor of machine tool power supply.
Further, in one embodiment of the utility model, the system 10 of the utility model embodiment further include: number
According to acquisition device.Wherein, data acquisition device is filled with multiple current sensors 100, multiple voltage sensors 200 and monitoring respectively
300 are set to be connected, to receive the current flow and current voltage that multiple current sensors 100 and multiple voltage sensors 200 are sent,
And current flow and current voltage are sent to monitoring device 300.
Further, in one embodiment of the utility model, monitoring device is also used to show current flow, current electricity
The current power of pressure and spindle motor of machine tool.
For example, data acquisition device can be data acquisition module, can be with three current sensors and three electricity
The output end of pressure sensor is connected, for acquiring the signal of three current sensors and the output of three voltage sensors, monitoring dress
Setting 300 can be data processing module, and data processing module is connected with the output end of data acquisition module, adopts for receiving data
Collect collected three current signals of module and three voltage signals, and utilizes three current signals and three voltages received
Signal real-time computer bed spindle motor power, three electric currents letter that data processing module can be received with real-time storage and display
Number, three voltage signals and the spindle motor of machine tool realtime power signal being calculated.
Further, in one embodiment of the utility model, the sample frequency of data acquisition device is up to 250KHz
Or more.
That is, data acquisition device is adopted when acquiring high-frequency, high-precision spindle motor of machine tool power signal
Sample frequency is up to 250KHz or more.
Further, in one embodiment of the utility model, further includes: power supply module.Wherein, power supply module is distinguished
It is connected with multiple current sensors 100 and multiple voltage sensors 200, for multiple current sensors and multiple voltage sensors
Power supply.
For example, power supply module is connected with three current sensors and three voltage sensors, is three current senses
Device and three voltage sensor power supplies.
Further, in one embodiment of the utility model, further includes: driver.Wherein, driver and lathe master
Spindle motor is connected, for spindle motor of machine tool power supply.
In a specific embodiment of the utility model, as shown in Fig. 2, multiple current sensors 100 are integrated in electric current
In measurement module, multiple voltage sensors are integrated in voltage measurement module, monitoring device 300 by taking data processing module as an example,
By taking data acquisition module as an example, the system 10 of the utility model embodiment includes: current measurement module 3, supplies data acquisition device
Electric module 4, voltage measurement module 5, data acquisition module 6 and data processing module 7.
Spindle motor 2 is connected with driver 1, is powered by driver 1.
Current measurement module 3 includes current sensor 31, current sensor 32 and current sensor 33.Current sensor
31, current sensor 32 and current sensor 33 are for measuring 2 electric current of spindle motor of machine tool.Current sensor 31, current sense
Mounting means when device 32 and the electric current of the measurement spindle motor of machine tool 2 of current sensor 33 is as it is shown in the figures, conducting wire passes through electricity
Flow sensor 31, current sensor 32 and current sensor 33.
Voltage measurement module 5 includes voltage sensor 53, voltage sensor 52 and voltage sensor 51.Voltage sensor
53, mounting means when voltage sensor 52 and voltage sensor 51 measure the voltage of spindle motor of machine tool 2 as it is shown in the figures,
Voltage sensor 53, voltage sensor 52 and voltage sensor 51 are connected directly between on the conducting wire powered for spindle motor 2.Voltage
Sensor 53, voltage sensor 52 and voltage sensor 51 are measured respectively as the electricity between every two conducting wires of the power supply of spindle motor 2
Pressure.
Power supply module 4 and voltage sensor 53, voltage sensor 52, voltage sensor 51, current sensor 31, electric current pass
Sensor 32 is connected with current sensor 33, is voltage sensor 53, voltage sensor 52, voltage sensor 51, current sensor
31, current sensor 32 and current sensor 33 are powered.
Data acquisition module 6 and voltage sensor 53, voltage sensor 52, voltage sensor 51, current sensor 31, electricity
Flow sensor 32 is connected with the output end of current sensor 33, passes for collection voltages sensor 53, voltage sensor 52, voltage
The current signal that voltage signal and current sensor 31, current sensor 32, the current sensor 33 of the output of sensor 51 export.Number
According to the sample frequency of acquisition module 6 up to 250KHz or more.
Data processing module 7 is connected with the output end of data acquisition module 6, and acquisition module 6 collects for receiving data
Three current signals and three voltage signals, and calculated in real time using three current signals receiving and three voltage signals
The power of spindle motor of machine tool 2, data processing module 7 can with real-time storage and show receive three current signals, three
The realtime power signal of voltage signal and the spindle motor of machine tool 2 being calculated.
According to the spindle motor of machine tool power real-time monitoring system that the utility model embodiment proposes, by measuring in real time
The electric current and voltage of spindle motor of machine tool obtain the realtime power of spindle motor of machine tool, realize that high-frequency, high-precision lathe add
The acquisition of work process spindle motor power signal, so that the applicability and real-time of monitoring are effectively improved, it is simple easily to realize.
The spindle motor of machine tool power real-time monitoring side proposed according to the utility model embodiment is described referring next to attached drawing
Method.
Fig. 3 is the flow chart of the spindle motor of machine tool power method of real-time of the utility model one embodiment.
As shown in figure 3, the spindle motor of machine tool power method of real-time the following steps are included:
In step S301, the current flow of spindle motor of machine tool current supply line is measured.
In step s 302, the current voltage being measured as between every two conducting wires of spindle motor of machine tool power supply.
In step S303, current flow and current voltage are stored, and lathe is obtained according to current flow and current voltage
The current power of spindle motor.
Further, in one embodiment of the utility model, the method for the utility model embodiment further include: acquisition
Current flow and current voltage, wherein sample frequency is up to 250KHz or more.
Further, in one embodiment of the utility model, display current flow, current voltage and machine tool chief axis electricity
The current power of machine.
It should be noted that the aforementioned explanation to spindle motor of machine tool power real-time monitoring system embodiment is also suitable
In the spindle motor of machine tool power method of real-time of the embodiment, details are not described herein again.
According to the spindle motor of machine tool power method of real-time that the utility model embodiment proposes, by measuring in real time
The electric current and voltage of spindle motor of machine tool obtain the realtime power of spindle motor of machine tool, realize that high-frequency, high-precision lathe add
The acquisition of work process spindle motor power signal, so that the applicability and real-time of monitoring are effectively improved, it is simple easily to realize.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.The meaning of " plurality " is at least two, such as two in the description of the present invention,
It is a, three etc., unless otherwise specifically defined.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (5)
1. a kind of spindle motor of machine tool power real-time monitoring system characterized by comprising
The multiple current sensors being set on spindle motor of machine tool current supply line, to measure the spindle motor of machine tool for conductance
The current flow of line；
The multiple voltage sensors being set on the spindle motor of machine tool current supply line are supplied with measuring the spindle motor of machine tool
The current voltage of electric lead；And
Monitoring device, the monitoring device are connected with the multiple current sensor and the multiple voltage sensor respectively, institute
Monitoring device is stated for storing the current flow and the current voltage, and according to the current flow and the current voltage
Obtain the current power of the spindle motor of machine tool.
2. spindle motor of machine tool power real-time monitoring system according to claim 1, which is characterized in that the multiple electric current
Sensor includes first to third current sensor, and described first to third current sensor and spindle motor of machine tool confession
Electric lead is arranged in a one-to-one correspondence, and the multiple voltage sensor includes first to tertiary voltage sensor, and the multiple voltage
Sensor is respectively used to be measured as the voltage between every two conducting wires of spindle motor of machine tool power supply.
3. spindle motor of machine tool power real-time monitoring system according to claim 1, which is characterized in that further include:
Data acquisition device, the data acquisition device respectively with the multiple current sensor, the multiple voltage sensor
Be connected with the monitoring device, with receive the multiple current sensor and the multiple voltage sensor send it is described current
Electric current and the current voltage, and the current flow and the current voltage are sent to the monitoring device.
4. spindle motor of machine tool power real-time monitoring system according to claim 1, which is characterized in that further include:
Power supply module, the power supply module are connected with the multiple current sensor and the multiple voltage sensor respectively, with
It powers for the multiple current sensor and the multiple voltage sensor.
5. spindle motor of machine tool power real-time monitoring system according to claim 1-4, which is characterized in that described
Monitoring device is also used to show the current power of the current flow, the current voltage and the spindle motor of machine tool.
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| CN201821109435.XU CN208773160U (en) | 2018-07-12 | 2018-07-12 | Spindle motor of machine tool power real-time monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108942406A (en) * | 2018-07-12 | 2018-12-07 | 清华大学 | Spindle motor of machine tool power real-time monitoring system and method |
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2018
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108942406A (en) * | 2018-07-12 | 2018-12-07 | 清华大学 | Spindle motor of machine tool power real-time monitoring system and method |
| CN108942406B (en) * | 2018-07-12 | 2023-08-25 | 清华大学 | Machine tool spindle motor power real-time monitoring system and method |
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