CN107533326A - Display device - Google Patents
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- CN107533326A CN107533326A CN201580079784.4A CN201580079784A CN107533326A CN 107533326 A CN107533326 A CN 107533326A CN 201580079784 A CN201580079784 A CN 201580079784A CN 107533326 A CN107533326 A CN 107533326A
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- rotation speed
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/406—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by monitoring or safety
- G05B19/4063—Monitoring general control system
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- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Numerical Control (AREA)
- Control Of Electric Motors In General (AREA)
- Automatic Control Of Machine Tools (AREA)
Abstract
A kind of display device (10), it is connected with numerical control device (23), operating set information (23a) to the main shaft that is set in numerical control device (23) and represent that the operating condition information (20a) of operating condition of work mechanism (20) shows that the display device (10) has：Operating setting obtaining section (11), it obtains the operating set information (23a) from numerical control device (23) output；Operating condition obtaining section (12), it obtains the operating condition information (20a) from work mechanism (20) output；Setting change test section (13), the change of its operating set information (23a) to being obtained by operating setting obtaining section (11) detect；And display part (14), the change of the operating set information (23a) detected by setting change test section (13) is turned to trigger by it, to be shown by the way that the operating condition information (20a) that operates setting obtaining section (11) the operating set information (23a) obtained and obtained by operating condition obtaining section (12) is associated, the information that includes the reference rotation speed for representing main shaft in operating set information (23a) and made centered on reference rotation speed main shaft rotation speed change variable parameter.
Description
Technical field
The present invention relates to a kind of operating setting of work mechanism for showing and machining being carried out to the workpiece of processing object and
The display device of operating condition.
Background technology
Machining is by the relative motion between cutter and the workpiece of processing object, and desired shape is formed in workpiece
Removal processing one kind.On using machining center and NC (Numerical Control) lathes as the work mechanism of representative, inciting somebody to action
Cutter or workpiece are installed on main shaft, main shaft is rotated and is carried out machining.In machining, do not setting suitably
In the case of processing conditions, it some times happens that " flutter ".In the event of flutter, then cause the deterioration or promotion of machined surface quality
Various bad problems as tool wear, therefore processing conditions is changed, to cause flutter does not occur.As the side for suppressing flutter
One of method, the method by making the speed of mainshaft change the generation for make cutting force unevenly change, suppressing vibration be present.
There are following methods disclosed in patent document 1, i.e. in order to become to amplitude when changing the speed of mainshaft and frequency
Dynamic parameter is set, by the presentation of information related to variable parameter in display unit.Specifically, patent document 1 pass through by
Main-shaft torque is shown in display unit more than the scope of variable parameter as maximum, is notified to operator, not defeated to cause
Enter the variable parameter in the range of this.Thus, operator will appreciate that to suppress flutter and the scope of effective variable parameter, suppression
Main-shaft torque processed exceedes the input of variable parameter as maximum.
In patent document 2, disclose and show the operational situation by the situation occurred of flutter and work mechanism in display
The method of the track record for the work mechanism being associated with the speed of mainshaft.In the display methods of patent document 2, not only exist
The speed of mainshaft is there occurs during change, there occurs also store track record during flutter.Therefore, operator can be directed to the speed of mainshaft
Alteration command each data separation operating resume, by the operational situation of the situation occurred of flutter and work mechanism in association
Grasp, can effectively suppress flutter.
Patent document 1：No. 5665047 publications of Japanese Patent No.
Patent document 2：No. 5608036 publications of Japanese Patent No.
The content of the invention
Show that main-shaft torque exceedes the scope of variable parameter as maximum in patent document 1.However, in reality
In the operating of motor, even in less than peak torque and in the case that the speed of mainshaft changes, also sometimes due to main shaft turns
Speed variation and motor is absorbed in overload state or electric motor overheating.In order to solve in the main shaft turn less than peak torque
The problem of speed is likely to occur in the case of changing, even if main-shaft torque is less than maximum, it is also desirable to carry out being used to set again
Determine the adjustment operation of variable parameter.In patent document 1, on solve less than peak torque and what the speed of mainshaft changed
In the case of the problem of being likely to occur display methods, do not record and do not provide enlightenment yet.Therefore, turned round sometimes less than maximum
Difficulty persistently carries out machining when square and the speed of mainshaft change.
Patent document 2 is that the operational situation of the situation occurred of flutter and work mechanism is related to the speed of mainshaft of steady state value
Join and be shown in display.In other words, patent document 2 is not the situation occurred and work of flutter when will change the speed of mainshaft
Making the operational situation of machinery is associated and is shown.In addition, patent document 2 is nor by the load capacity of spindle drive motor and master
Operating condition information as the temperature of axle motor is associated and is shown.Therefore, even from being shown in display
Information makes the speed of mainshaft change and suppress flutter, and operator can not grasp the state of spindle drive motor, sometimes due to main shaft is electric
Overload or the overheat of motivation and be difficult to continue carry out machining.
The present invention is exactly to propose in view of the foregoing, its object is to obtain a kind of display device, the display device
Enable to suppress flutter while carrying out lasting machining.
In order to solve above-mentioned problem, and achieving the goal, the present invention is a kind of display device, and it is connected with numerical control device,
The numerical control device is controlled to the spindle drive motor for rotating the main shaft for being equipped on work mechanism, and the display device is to being set in
The operating condition information of the operating set information of the main shaft of the numerical control device and the operating condition of the expression work mechanism is entered
Row display, the display device are characterised by having：Operating setting obtaining section, it is obtained from numerical control device output
The operating set information；Operating condition obtaining section, it obtains the operating condition information from work mechanism output；If
Surely test section is changed, it is detected to the change for setting the operating set information that obtaining section obtains by the operating；
And display part, the change for changing the operating set information that test section detects by the setting is turned to trigger by it,
Obtained by the operating set information that obtaining section acquirement is set by the operating and by the operating condition obtaining section
The operating condition information is associated and is shown, the reference rotation speed of expression main shaft is included in the operating set information
Information and make using the reference rotation speed as center the main shaft rotation speed change variable parameter.
The effect of invention
Display device of the present invention realizes following effects, i.e. can suppress flutter while carrying out lasting cut
Cut processing.
Brief description of the drawings
Fig. 1 is the block diagram for the structure for representing the display device involved by embodiments of the present invention 1.
Fig. 2 is to represent the display example in the display part that the display device involved by embodiments of the present invention 1 is set
Figure.
Fig. 3 is the stream for representing the processing in the display part that the display device involved by embodiments of the present invention 1 is set
Cheng Tu.
Fig. 4 is the figure of the situation for the change for representing reference rotation speed, amplitude or frequency.
Fig. 5 is the block diagram for the structure for representing the display device involved by embodiments of the present invention 2.
Fig. 6 is to represent the display example in the display part that the display device involved by embodiments of the present invention 2 is set
Figure.
Fig. 7 is the block diagram for the structure for representing the display device involved by embodiments of the present invention 3.
Fig. 8 is to represent the display example in the display part that the display device involved by embodiments of the present invention 3 is set
Figure.
Embodiment
Below, referring to the drawings, the display device involved by embodiments of the present invention is illustrated.It is in addition, of the invention
It is not limited to present embodiment.
Embodiment 1.
Fig. 1 is the block diagram for the structure for representing the display device 10 involved by embodiments of the present invention 1.With display device 10
The work mechanism 20 of connection has：Spindle drive motor 21, it is provided with cutter；Servomotor 22, it is provided with for setting
The workbench of workpiece；And numerical control device 23, it is to spindle drive motor 21 and the instruction of the output driving of servomotor 22 and to work
Part is processed.Numerical control device 23 based on the variable parameter or procedure set in numerical control device 23, make the speed of mainshaft with
Triangular wave or sinusoidal wave shape change.Variable parameter refers to centered on the reference rotation speed of main shaft, for make the speed of mainshaft to
The processing conditions that the amplitude and frequency of prestige are changed.Amplitude represents variation of the speed of mainshaft relative to the reference rotation speed of main shaft
Size, frequency is the variation number of the speed of mainshaft of every 1 second.Below, reference rotation speed and variable parameter are collectively referred to as operating
Set information 23a.
Numerical control device 23 has following function, i.e. according to procedure to spindle drive motor 21 and servomotor 22
While being driven control, the load factor and temperature of spindle drive motor 21 are monitored.Load factor is used as main shaft is electronic
The reality output of machine 21 temporally equalizes relative to the ratio of rated output to be worth and is calculated.In addition, load factor is removed
, can also be according to the electric current for flowing through spindle drive motor 21 or electronic in main shaft beyond the rated output of spindle drive motor 21
Moment of torsion caused by machine 21 is calculated.The temperature of spindle drive motor 21 is that temperature sensor is examined as possessed by work mechanism 20
The detected value of temperature detection value or numerical control device 23 based on the electric current for flowing through spindle drive motor 21 of survey and the temperature deduced
Detected value.
The display device 10 being connected with numerical control device 23 has following function, i.e. obtains the master set in numerical control device 23
The operating set information 23a of the axle and operating condition information 20a of the operating condition of expression work mechanism 20 is simultaneously shown.It is real
The operating condition information 20a for applying mode 1 is set to include the load factor and temperature of the spindle drive motor 21 exported from numerical control device 23.
Specifically the structure of display device 10 is illustrated.Display device 10 has：Operating setting obtaining section 11, it is obtained fills from numerical control
Put the operating set information 23a of 23 outputs；Operating condition obtaining section 12, it obtains the operating condition letter exported from work mechanism 20
Cease 20a；Setting change test section 13, it is to the change of the reference rotation speed and variable parameter that are obtained by operating setting obtaining section 11
Detected；And display part 14, the operating set information 23a detected by setting change test section 13 change is turned into by it
To trigger, by the reference rotation speed and variable parameter that are obtained by operating setting obtaining section 11 with being taken by operating condition obtaining section 12
The load factor obtained is associated and is shown.
Below, the action to display device 10 illustrates.By operate setting obtaining section 11 obtain reference rotation speed and
Variable parameter is exported to setting change test section 13 and display part 14.The load factor obtained by operating condition obtaining section 12 exports
To display part 14.
Change of the setting change test section 13 in reference rotation speed and variable parameter to being obtained by operating setting obtaining section 11
When change is detected, generate for determining to be shown reference rotation speed, variable parameter and load factor in association by display part 14
The trigger signal for the timing shown and output.Situation described as follows be present in the example as generation trigger signal.For example, main shaft with
In the case that the rotating speed of steady state value is rotated, when the speed of mainshaft is there occurs changing, setting change test section 13 is to main shaft
The starting point of the variation of rotating speed is detected, in the timing generation trigger signal.In addition, rotational case is carried out with rotating speed in main shaft
Under, when the speed of mainshaft is there occurs changing, the starting point of variation of the setting change test section 13 to the speed of mainshaft detects,
In the timing generation trigger signal.In addition, the end that the speed of mainshaft changed to the setting according to variable parameter changes clicks through
Row detection, in the timing generation trigger signal.Specifically, setting change test section 13 turns in the main shaft that variable parameter is included
Speed amplitude and frequency from 0 become turn on the occasion of timing generate trigger signal.In addition, setting change test section 13 is in variable parameter
Comprising the speed of mainshaft amplitude and frequency from the occasion of become turn to 0 timing generate trigger signal.
In addition, the timing on generating trigger signal by setting change test section 13, is not limited to the speed of mainshaft
Amplitude and frequency become from 0 turn on the occasion of timing or from the occasion of becoming the timing that turns to 0.For example, it is also possible to it is setting change inspection
The timing of the change of any one of survey portion 13 in reference rotation speed, amplitude or frequency is determined, generate the structure of trigger signal.
Specifically illustrate, be amplitude and frequency-invariant in the case of in the amplitude and frequency of the speed of mainshaft, but turn in benchmark
The timing that speed is changed, generate trigger signal.In addition, be constant in reference rotation speed and frequency, but amplitude is changed
Timing generation trigger signal.In addition, be constant in reference rotation speed and amplitude, but the timing that frequency is changed, generation are touched
Signal.
The trigger signal generated by setting change test section 13 is inputted to display part 14, display part 14 and touched in each input
During signalling, reference rotation speed, variable parameter and load factor are shown in association.
Below, the display example to display part 14 illustrates.
Fig. 2 is to represent the display in the display part 14 that the display device 10 involved by embodiments of the present invention 1 is set
The figure of example.In Fig. 2 display example, operating set information 23a is categorized as 2, and reference rotation speed is set to macrotaxonomy, variable parameter is set
For subclassification, reference rotation speed, variable parameter and load factor are associated with.Also, in Fig. 2 display example, show multiple associated
Reference rotation speed, variable parameter and load factor combination.
The each of section No.1-1, No.1-2, No.n-1, No.n-2 represents to touch from output is old according to time series
Section untill the timing of signalling to the timing for exporting next trigger signal.N represents natural number.In example is shown, negative
The load factor at the beginning of each section and the load factor at the end of each section are shown in the column of load rate.Section No.1-1 is represented
The section of old trigger signal is exported according to time series, section No.n-2 represents that exporting new triggering according to time series believes
Number section.
Section No.1-1 is the section that amplitude is for example changed to 50rpm from 40rpm when main shaft is rotated with constant rotational speed.
In illustrative example, reference rotation speed 1000rpm, amplitude 50rpm, frequency 10Hz, load factor rises to 30% from 20%.
Operator can not only grasp reference rotation speed, variable parameter and the load factor of the timing that operating set information 23a is changed,
Load factor can also be grasped and rise 10% this case.
Section No.1-2 is that amplitude is for example changed to 80rpm from 50rpm when main shaft is rotated with constant rotational speed, in addition frequency
Rate is changed to 20Hz section from 10Hz.In illustrative example, reference rotation speed 1000rpm, load factor rises to from 25%
50%.Operator can not only grasp the reference rotation speed for operating the timing that set information 23a is changed, variable parameter and bear
Load rate, additionally it is possible to grasp load factor and rise 25% this case.
Section No.n-1 is that reference rotation speed is for example changed to 1500rpm from 500rpm when frequency is constant, in addition amplitude
100rpm section is changed to from 50rpm.In illustrative example, load factor rises to 110% from 10%.Operator can not only
Grasp reference rotation speed, variable parameter and the load factor for the timing that operating set information 23a is changed, additionally it is possible to grasp load
Rate rises 100% this case.
Section No.n-2 is the section that reference rotation speed is for example changed to 1500rpm from 500rpm.In illustrative example, bear
Load rate rises to 80% from 10%.Operator can not only grasp the benchmark for the timing that operating set information 23a is changed
Rotating speed, variable parameter and load factor, additionally it is possible to grasp load factor and rise 70% this case.
As described above, show the combination of multiple associated reference rotation speeds, variable parameter and load factor in display part 14.This
Outside, in fig. 2 by the combination of reference rotation speed, variable parameter and load factor with section No.1-1, No.1-2, No.n-1,
No.n-2 order is shown, but the display order of the group of reference rotation speed, variable parameter and load factor is not limited to
This, such as can also be the such order of section No.1-1, No.n-1, No.1-2, No.n-2.
Fig. 3 is the flow chart for representing the processing in the display device 10 involved by embodiments of the present invention 1.Filled in numerical control
The processing for starting workpiece in 23 is put, the operating set information 23a exported from work mechanism 20 is obtained from there through display device 10
With operating condition information 20a (step S1).Setting change test section 13 to the speed of mainshaft whether from upset condition become turn to it is constant
State, or whether turn to upset condition from steady state change and judged.The speed of mainshaft from upset condition become turn to it is constant
State or from steady state become turn to upset condition in the case of (step S2, Yes), in display part 14 will from change shape
State becomes the reference rotation speed and amplitude, frequency and load factor phase for turning to steady state or upset condition being turned to from steady state change
Associate and shown (step S5).Do not become in the speed of mainshaft from upset condition and turn to steady state or not from constant
State change is in the case of upset condition (step S2, No), and setting change test section 13 performs step S3 processing.In step
Whether setting change test section 13 is judged in upset condition the speed of mainshaft in S3.Upset condition is in the speed of mainshaft
In the case of (step S3, Yes), setting change test section 13 performs step S4 processing.It is not in changing in the speed of mainshaft
In the case of state (step S3, No), setting change test section 13 performs step S1 processing.Setting change inspection in step s 4
Survey portion 13 is to whether there occurs change to judge for reference rotation speed, amplitude or frequency in the change process of the speed of mainshaft.
In the case that reference rotation speed, amplitude or frequency are there occurs change in the change process of the speed of mainshaft (step S4, Yes), aobvious
Show in portion 14 that the reference rotation speed changed, amplitude or frequency is associated with load factor and shown (step S5).
In the case that reference rotation speed, amplitude or frequency do not change in the change process of the speed of mainshaft (step S4, No), if
Surely the processing (step S5) that test section 13 performs step S1 is changed.Operating setting obtaining section 11 and operating condition obtaining section 12 are for example
On the basis of whether obtaining operating set information 23a and operating condition information 20a within the constant cycle, in numerical control device 23
Whether processing terminates to be judged.In the case where processing is not over (step S6, No), setting change test section 13 performs step
Rapid S1 processing.In the case of process finishing (step S6, Yes), display device 10 terminates overall processing.
Fig. 4 is the figure of the situation for the change for representing reference rotation speed, amplitude or frequency.Transverse axis represents the time, and the longitudinal axis represents
The speed of mainshaft.In fig. 4 it is shown that the speed of mainshaft becomes from steady state turns to upset condition, and after Time constant, the speed of mainshaft
Become the situation for turning to steady state from upset condition.Reference rotation speed, amplitude or the frequency inscribed during by each from moment A to E
Change it is associated with Fig. 3 each step and illustrate.In moment A, the speed of mainshaft in steady state, which becomes, turns to variation
State, moment A with shown in Fig. 3 " step S2, Yes " timing is relative.In moment B, when the speed of mainshaft is in upset condition
Reference rotation speed changes, and in moment C, the amplitude when speed of mainshaft is in upset condition changes, and in moment D, main shaft turns
Frequency when speed is in upset condition changes.Moment B, C, D each moment and " the step S4, Yes " timing shown in Fig. 3
It is corresponding.In moment E, the speed of mainshaft in upset condition, which becomes, turns to steady state, shown in moment E and Fig. 3 " step S2,
Yes " timing is corresponding.
In addition, illustrated the load factor of spindle drive motor 21 and reference rotation speed and variable parameter phase in embodiment 1
The example for associating and being shown, but the display part 14 of embodiment 1 can substitute the load factor of spindle drive motor 21, to main shaft
The temperature of motor 21 is shown, can also show the load factor of spindle drive motor 21 and temperature simultaneously.By to main shaft
The temperature of motor 21 is shown that operator will appreciate that corresponding with multiple combinations of reference rotation speed and variable parameter difference
Spindle drive motor 21 temperature rise, easily variable parameter can be adjusted so that even if the speed of mainshaft becomes
Dynamic, spindle drive motor 21 will not also turn into superheat state.In addition, in embodiment 1, the combination of amplitude and frequency is shown as
Variable parameter, but the variable parameter for being shown in display part 14 can also be following combinations.That is, it is shown in the variation of display part 14
Parameter include represented centered on reference rotation speed the speed of mainshaft variation amplitude and amplitude relative to reference rotation speed ratio
Any one of example, and the frequency of the variation comprising the speed of mainshaft, the cycle of the variation of the speed of mainshaft, the frequency of variation
Relative to the ratio of reference rotation speed and the cycle phase of variation for any one in the ratio reciprocal of reference rotation speed.
As described above, the display device 10 involved by embodiment 1 is the benchmark that will be exported from numerical control device 23
The structure that rotating speed, variable parameter and load factor or temperature are associated and shown.Thus, operator can turn for benchmark
Each of the combination of speed and variable parameter, the operating condition of work mechanism 20 is grasped, can be to reference rotation speed and variable parameter
It is adjusted so that spindle drive motor 21 will not turn into overload state or superheat state.As a result, can efficiently it select
Suppress flutter while persistently carrying out the processing conditions of machining, the change operation of processing conditions can be reduced, in addition can
Enough numbers for reducing test processing.
In addition, in the display device 10 involved by embodiment 1, show multiple associated reference rotation speeds, change ginseng
The combination of number and load factor or temperature.Therefore, operator will appreciate that for example spindle drive motor 21 turn into overload state or
Reference rotation speed or variable parameter during person's superheat state.As a result, in the overload due to spindle drive motor 21 or overheat
And before processing is interrupted, operator can reset variable parameter, can suppress flutter while persistently being cut
Processing.
Embodiment 2.
Fig. 5 is the block diagram for the structure for representing the display device 10-1 involved by embodiments of the present invention 2.In embodiment party
Pair label identical with the identical part mark of embodiment 1 in formula 2 and the description thereof will be omitted, only different part is carried out herein
Narration.The work mechanism 20-1 of embodiment 2 has numerical control device 23-1, to substitute the numerical control device 23 of embodiment 1, and
And there is the acceleration transducer 24 to be worked as vibrating sensor in order to be detected to flutter.Numerical control device 23-1
On the basis of reference rotation speed and variable parameter, in the operating elapsed time 23c and procedure in output services machinery 20-1
Program block number 23d.Operate the time of elapsed time 23c expression lasting processing from being carved at the beginning of processing.Acceleration passes
As long as the set location flutter of sensor 24 turn into problem work mechanism 20-1 formations, but preferably main shaft or
Person's workbench.The operating condition information 20a1 of embodiment 2 includes the load of the spindle drive motor 21 exported from numerical control device 23
Rate and temperature and the vibration detected by acceleration transducer 24.
Display device 10-1 has：Operating setting obtaining section 11-1, it takes in addition to reference rotation speed and variable parameter
Elapsed time 23c and program block number 23d must be operated, by the reference rotation speed of acquirement, variable parameter, operating elapsed time 23c and
Program block number 23d is exported；Operating condition obtaining section 12-1, it obtains load factor, temperature and vibration；Setting change test section
13, it is detected to the reference rotation speed and the respective change of variable parameter by operating the 11-1 acquirements of setting obtaining section；Transport shape
State changes test section 15, and it surpasses in load factor, temperature and the value of any one of vibration by turning state obtaining section 12-1 acquirements
Trigger signal is exported when crossing threshold value；And display part 14-1.
Below, the action to display device 10-1 illustrates.The benchmark obtained by operating setting obtaining section 11-1
Rotating speed, variable parameter, operating elapsed time 23c and program block number 23d are exported to setting change test section 13 and display part
14-1.Load factor, temperature and the vibration obtained by operating condition obtaining section 12-1 is exported to the and of state change test section 15
Display part 14-1.
The 1st threshold value compared with load factor, the 2nd threshold compared with temperature are set in state change test section 15
Value, with vibration compared with the 3rd threshold value, when the value of load factor is more than 1 threshold value, the value of temperature more than 2 threshold value when or
When the value of person's vibration is more than 3 threshold value, generates trigger signal and export.
Believe to the triggering that display part 14-1 inputs export from setting change test section 13 or state change test section 15
Number, display part 14-1 by the reference rotation speed exported from operating setting obtaining section 11-1, changes in input trigger signal every time
Parameter, operating elapsed time 23c and program block number 23d, with load factor, the temperature exported from operating condition obtaining section 12-1
And vibration is associated, is shown according to time series order.
Fig. 6 is represented in the display part 14-1 that the display device 10-1 involved by embodiments of the present invention 2 is set
Display example figure.In Fig. 6 display example, operating elapsed time, program block number, reference rotation speed, variable parameter, load
Rate, temperature and vibration are associated and shown according to time series order multiple.
Section 5a, 5b, 5c, 5d each represent next to exporting from the timing for exporting old trigger signal according to time series
Section untill the timing of individual trigger signal.In example is shown, shown in the column of load factor value at the beginning of each section and
Value at the end of each section, the value at the beginning of each section and the value at the end of each section are shown in the column of temperature,
The peak swing in each section is shown in the column of vibration.
Also, in example is shown, in addition to the procedure numbering in operation process, it is additionally shown in state change detection
The 1st threshold value, the 2nd threshold value, the 3rd threshold value of the setting of portion 15.In the example of fig. 6, the 1st threshold value of load factor is 120%, temperature
2nd threshold value is 130 DEG C, and the 3rd threshold value of vibration is 10m/s2。
Section of the value that 5a expressions in section are vibrated when main shaft is rotated with constant rotating speed more than the 3rd threshold value.In illustrated example
In son, the operating elapsed time is from 1：00 to 1：20, program block number is from N60 to N70, and reference rotation speed is 2000rpm, amplitude
It is 0rpm, frequency is 0Hz, and load factor is 25%, and temperature is 50 DEG C, and vibration is 15m/s2。
Section 5b is to represent section of the value more than the 1st threshold value starting the variation back loading rate of main shaft.In illustrative example
In, the operating elapsed time is from 1：20 to 2：30, program block number is from N70 to N180, and reference rotation speed is 2000rpm, amplitude
It is 100rpm, frequency is 10Hz, and load factor rises to 120% from 25%, and temperature rises to 60 DEG C from 50 DEG C, and vibration is 5m/s2。
Section 5c represents that the value of load factor is continued above the section of the 1st threshold value.In illustrative example, the operating elapsed time is
From 2：30 to 2：40, program block number is from N180 to N190, and reference rotation speed is 2000rpm, and amplitude is 100rpm, and frequency is
10Hz, load factor are to rise to 130% from 120%, and temperature rises to 65 DEG C from 60 DEG C, and vibration is 5m/s2。
Section 5d is to represent make reference rotation speed and amplitude each reduce the section untill the variation for terminating main shaft.
In illustrative example, the operating elapsed time is from 2：40 to 3：00, program block number is from N190 to N230, and reference rotation speed is
1500rpm, amplitude are 80rpm, and frequency is 10Hz, and load factor is to rise to 115% from 130%, and temperature is reduced to from 65 DEG C
70 DEG C, vibration is 9m/s2。
By Fig. 6 display, operator can easily grasp the generation section for the flutter that should change the speed of mainshaft, pass through
The variation of main shaft and inhibit flutter section, by the variation of main shaft and load the section of increase, by the variation of main shaft and
Suppress flutter and load factor and temperature are each not above the section of threshold value.
In addition, the species of vibrating sensor is not limited to acceleration transducer 24, as long as the list of flutter can be detected
Member can or displacement transducer, force snesor, microphone.In addition, the display device 10-1 of embodiment 2 can also
It is to be provided for input whether there is the button switch that flutter occurs, by pressing button switch by operator, vibration is shown in aobvious
Show portion 14-1 structure.In this case, vibration can be shown as 0 in the state of no generation flutter, flutter is occurring
In the state of vibration can be shown as 1, vibration can be shown in display part 14-1 by the way that threshold value is set into 0.Also,
The number of the vibrating sensor of embodiment 2 does not limit, and can also set multiple vibrating sensors in work mechanism 20-1.
In this case, in display part 14-1, the vibration acquired by each vibrating sensor from multiple vibrating sensors is entered respectively
Row display, operator grasp the vibration at the set location of each vibrating sensor of multiple vibrating sensors.In addition, implementing
The main shaft for being set to be obtained or deduced by numerical control device 23-1 by operating condition obtaining section 12-1 acquirements in mode 2 is electronic
The structure of the temperature of machine 21, but can also be set to directly obtain from spindle drive motor 21 by operating condition obtaining section 12-1
Provided around temperature sensor or be directly arranged at spindle drive motor 21 temperature sensor output temperature information
Structure.
As described above, embodiment 2 is following structures, i.e. when passing through from work mechanism 20-1 acquirement operatings
Between, program block number, reference rotation speed, variable parameter, load factor, temperature and vibration, start or terminate in the variation of main shaft
In the case of, in the case that either reference rotation speed or variable parameter are there occurs change in change process, or load factor, temperature
Or the value of vibration exceedes under threshold condition, by operating elapsed time, program block number, reference rotation speed, variable parameter, load
Rate, temperature and vibration are associated and shown according to time series order.By the structure, operator is there occurs excessively negative
Processing conditions during abnormal occur is will appreciate that in the case of load, overheat or exception as flutter.For example, in the speed of mainshaft
In the state of not changing there occurs flutter in the case of, operator can based on vibration show high level section time, hold
Grasp of changing places should make the working position of speed of mainshaft variation.In addition, spindle drive motor 21 turns into during the speed of mainshaft changes
In the case of overload state or superheat state, operator can be shown based on load factor or temperature the section of high level when
Between, easily grasp the processing conditions during setting.Although in addition, being changed in the speed of mainshaft, the feelings of flutter could not be suppressed
Under condition, operator can easily be made whether should be to the judgement of other operating set informations 23a changes.In addition, operator
It will appreciate that there occurs exception at which of procedure program block number.
Embodiment 3.
Fig. 7 is the block diagram for the structure for representing the display device 10-2 involved by embodiments of the present invention 3.In embodiment party
Pair label identical with the identical part mark of embodiment 2 in formula 3 and the description thereof will be omitted, only different part is carried out herein
Narration.The basis of structural element possessed by display device 10-2 of the display device 10-2 of embodiment 3 in embodiment 2
It is upper that there is record portion 16.In addition, the display device 10-2 of embodiment 3 substitutes display part 14-1 and has display part 14-2.
Below, the action to display device 10-2 illustrates.The benchmark obtained by operating setting obtaining section 11-1
Rotating speed, variable parameter, operating elapsed time 23c and program block number 23d are exported to setting change test section 13 and display part
14-2.In addition, the reference rotation speed obtained by operating setting obtaining section 11-1 is exported to record portion 16.Taken by operating condition
Load factor, temperature and vibration that portion 12-1 is obtained is obtained to export to state change test section 15 and display part 14-2.
Record portion 16 each exports the timing of trigger signal in setting change test section 13 and state change test section 15,
According to time series order by associated reference rotation speed, variable parameter, load factor, temperature and vibration in display part 14-2
Multiple groups, recorded as record data.Also, record portion 16 by with time series newest timing obtain
Variable parameter, load factor when the reference rotation speed of reference rotation speed identical value that operating set information 23a is included performs operating,
Temperature and vibration are as with reference to data output.
Believe to the triggering that display part 14-2 inputs export from setting change test section 13 or state change test section 15
Number.Display part 14-2 every time input trigger signal when, will operating elapsed time 23c, program block number 23d, reference rotation speed and
Variable parameter, it is associated with load factor, temperature and vibration and shown according to time series order.The display example and Fig. 6's
Show that example is identical.
On the other hand, display part 14-2 by current variable parameter and past variable parameter independently of above-mentioned display and
Shown.That is, display part 14-2 from record portion 16 obtain with it is current by operate that setting obtaining section 11-1 obtains
The reference rotation speed of reference rotation speed identical value performs the variable parameter and operating condition information 20a1 during operating, will be set by operating
Determine obtaining section 11-1 acquirement current variable parameter and from record portion 16 obtain variable parameter each with work mechanism 20-
1 operating condition is corresponding and visualizes ground display.
Fig. 8 is represented in the display part 14-2 that the display device 10-2 involved by embodiments of the present invention 3 is set
Display example figure.Fig. 8 display example is the figure for showing current variable parameter and past variable parameter visualization.It is vertical
Axle represents amplitude, and transverse axis represents frequency.In Fig. 8 display example, show current reference rotation speed " 1000rpm ", at the same by
Distinguished on the chart that amplitude and each axle of frequency are formed and show current variable parameter and past multiple variable parameters.
Current variable parameter is represented with the label 7a marks represented.Represent each with label 7b, 7c, 7d mark represented
Past variable parameter.Past multiple variable parameters are corresponding with past operating condition and distinguish display display.Specifically,
Label 7b represents the variable parameter when value of vibration is more than threshold value.Label 7c represents that the value of load factor or the value of temperature are more than threshold
Variable parameter during value.Label 7d represents that any one of load factor, temperature and vibration is respectively less than or variation ginseng during equal to threshold value
Number.
As described above, by the way that the information of variable parameter is shown with visualizing on chart, so as to which operator can be to working as
Preceding variable parameter, the variable parameter of generation flutter and spindle drive motor 21 turns into the change of overload state or superheat state
Dynamic parameter makes a distinction.
As described above, the display device 10-2 of embodiment 3 is that have to operating set information 23a and fortune
Turn the record portion 16 that status information 20a1 is recorded, current variable parameter and past variable parameter are shown with visualizing
Structure.Therefore, in the display device 10-2 of embodiment 3, on the basis of the effect of embodiment 2, following effects are realized
Fruit.Operator will appreciate that operating condition when other variable parameters are set together with the value of current variable parameter.Therefore,
Operator can avoid over there occurs overload, overheat, flutter any number of variable parameter, explore other variable parameters.
In addition, in the case where no any number of variable parameter that overload, overheat and flutter occurs in the past be present, can be with reference to this
Variable parameter and set variable parameter.That is, operator can refer to past processing resume, efficiently carry out variation next time
The adjustment operation of parameter.As a result, any number of variable parameter for being adjusted to not occur overload, overheat and flutter
Activity duration is shortened.
One example of the representation present disclosure shown in the embodiment more than, additionally it is possible to known in other
Technical combinations, a part for structure can also be omitted, change in the scope for the purport for not departing from the present invention.
The explanation of label
10th, 10-1,10-2 display device, 11,11-1 operating setting obtaining sections, 12,12-1 operating condition obtaining sections,
13 setting change test sections, 14,14-1,14-2 display part, 15 state change test sections, 16 record portions, 20,20-1 work
Machinery, 20a, 20a1 operating condition information, 21 spindle drive motors, 22 servomotors, 23,23-1 numerical control devices, 23a operatings
Set information, 23c operating elapsed time, 23d program block numbers, 24 acceleration transducers.
Claims (6)
1. a kind of display device, it is connected with numerical control device, what the numerical control device rotated to making the main shaft for being equipped on work mechanism
Spindle drive motor is controlled, and the display device is to being set in the operating set information of the main shaft of the numerical control device and representing
The operating condition information of the operating condition of the work mechanism shown,
The display device is characterised by having：
Operating setting obtaining section, it obtains the operating set information from numerical control device output；
Operating condition obtaining section, it obtains the operating condition information from work mechanism output；
Setting change test section, it is carried out to the change that the operating set information that obtaining section obtains is set by the operating
Detection；And
Display part, the change for changing the operating set information that test section detects by the setting is turned to trigger by it,
Obtained by the operating set information that obtaining section acquirement is set by the operating and by the operating condition obtaining section
The operating condition information is associated and is shown,
Include the information for the reference rotation speed for representing main shaft and using the reference rotation speed as in the operating set information
The heart and the variable parameter for making the rotation speed change of the main shaft.
2. display device according to claim 1, it is characterised in that
With state change test section, the state change test section is carried out to whether the value of the operating condition information exceedes threshold value
Judge,
The display part becomes by the operating set information that obtaining section acquirement is set by the operating and by the state
Change test section to be determined as associated more than the operating condition information of the threshold value and sequentially shown in temporal sequence.
3. display device according to claim 1 or 2, it is characterised in that
The operating setting obtaining section is on the basis of the operating set information, when obtaining the operating of the work mechanism and passing through
Between and procedure program block number,
The display part will set the operating set information, the operating elapsed time that obtaining section obtains by the operating
And described program block number and the operating condition information obtained by the operating condition obtaining section it is associated and temporally
Sequence order is shown.
4. display device according to any one of claim 1 to 3, it is characterised in that
With record portion, the record portion is believed the operating set information being associated in the display part and the operating condition
Breath is recorded,
The display part is obtained with being set in the operating that obtaining section acquirement is set by the operating from the record portion
The variable parameter and the operating when reference rotation speed for the reference rotation speed identical value that information is included performs operating
Status information, the variable parameter that obtaining section obtains and the change obtained from the record portion will be set by the operating
Dynamic parameter is each accordingly shown on chart with the operating condition of the work mechanism.
5. display device according to any one of claim 1 to 4, it is characterised in that
The variable parameter include represent the main shaft centered on the reference rotation speed rotating speed variation amplitude and
The amplitude relative to the ratio of the reference rotation speed any one, also,
The week of the frequency of the variation of rotating speed of the variable parameter comprising the main shaft, the variation of the rotating speed of the main shaft
Phase, the frequency of the variation are relative to the ratio of the reference rotation speed and the cycle phase of the variation for the base
Any one of the ratio reciprocal of quasi- rotating speed.
6. display device according to any one of claim 1 to 5, it is characterised in that
The load factor of the operating condition packet containing the spindle drive motor, the temperature of the spindle drive motor and the work
Make any one of the vibration of machinery.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2015/063455 WO2016181450A1 (en) | 2015-05-11 | 2015-05-11 | Display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107533326A true CN107533326A (en) | 2018-01-02 |
| CN107533326B CN107533326B (en) | 2018-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580079784.4A Active CN107533326B (en) | 2015-05-11 | 2015-05-11 | Display device |
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| Country | Link |
|---|---|
| JP (1) | JP5955479B1 (en) |
| CN (1) | CN107533326B (en) |
| WO (1) | WO2016181450A1 (en) |
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| CN111624940A (en) * | 2019-02-28 | 2020-09-04 | 发那科株式会社 | Information processing apparatus and information processing method |
| CN111618661A (en) * | 2019-02-28 | 2020-09-04 | 发那科株式会社 | Information processing apparatus and information processing method |
| CN111752215A (en) * | 2019-03-29 | 2020-10-09 | 株式会社理光 | Diagnostic device, diagnostic system, and computer-readable medium |
| CN112334264A (en) * | 2018-06-22 | 2021-02-05 | 三菱电机株式会社 | Laser processing apparatus |
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| JP7456219B2 (en) | 2020-03-19 | 2024-03-27 | 株式会社ジェイテクト | Gear processing equipment and gear processing method |
| JP6896196B1 (en) * | 2020-09-28 | 2021-06-30 | 三菱電機株式会社 | Numerical control device and learning device |
| WO2023007678A1 (en) * | 2021-07-29 | 2023-02-02 | ファナック株式会社 | Machine tool control device and machine tool control system |
| JP7159494B1 (en) * | 2022-01-07 | 2022-10-24 | Dmg森精機株式会社 | Display controller and machine tool |
| JP7192152B1 (en) | 2022-01-07 | 2022-12-19 | Dmg森精機株式会社 | Display controller and machine tool |
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Also Published As
| Publication number | Publication date |
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| JP5955479B1 (en) | 2016-07-20 |
| WO2016181450A1 (en) | 2016-11-17 |
| JPWO2016181450A1 (en) | 2017-05-25 |
| CN107533326B (en) | 2018-12-21 |
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