CN208614389U - A kind of numerical control machine tool changer tool monitoring system - Google Patents
A kind of numerical control machine tool changer tool monitoring system Download PDFInfo
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- CN208614389U CN208614389U CN201821019002.5U CN201821019002U CN208614389U CN 208614389 U CN208614389 U CN 208614389U CN 201821019002 U CN201821019002 U CN 201821019002U CN 208614389 U CN208614389 U CN 208614389U
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- current
- touch screen
- analog quantity
- tool
- quantity signal
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Abstract
The utility model discloses a kind of numerical control machine tool changer tool monitoring systems, including sequentially connected current analog amount detection machine structure, control mechanism and touch screen, the current analog amount detection machine structure is used to detect the current-mode analog quantity signal of servo motor, the control mechanism is for current-mode analog quantity signal described in reception and analysis, and the current-mode analog quantity signal is transmitted to the touch screen, the touch screen is for current-mode analog quantity signal described in real-time display, the touch screen is also used to be arranged in tool magazine every reference current control and setting alarming value cutter to the control module, the control module selects output alarm and stopping signal according to alarming value and the current-mode analog quantity signal.The utility model can monitor cutter operating condition in real time, and when tool wear or point of a knife are burst apart and alarm, avoid colliding due to tool failure, cutter, cause workpiece and the impaired problem of lathe.
Description
Technical field
The utility model relates to digit control machine Tool processing technique fields, and in particular to a kind of numerical control machine tool changer tool monitoring system
System.
Background technique
Numerically-controlled machine tool is the letter of numerically-controlled machine tool (Computer numerical control machine tools)
Claim, is a kind of automated machine tool equipped with program control system.The control system can logically handle have control coding or
Other symbolic instruction regulated procedures, and decoded, with the digital representation of code, numerical control dress is inputted by information carrier
It sets.Various control signals are issued by numerical control device through calculation process, control the movement of lathe, shape and ruler by drawing
It is very little, automatically part is processed.Numerically-controlled machine tool preferably solves complicated, accurate, small mount, multi items part processing
Problem is a kind of flexible, dynamical automated machine tool, represents the developing direction of modern machine control technology, is a kind of
Typical electromechanical integrated product.
Numerically-controlled machine tool is frequently encountered due to tool failure, cutter collision, the problem for causing workpiece and lathe to be damaged, especially
It is that in automatic mode, if point of a knife bursts apart, lathe will not be perceived and be remained in operation, and if operator fails to send out in time
It is existing, then it frequently results in workpiece and scraps, when situation is the worst, result even in lathe damage.So the use of tool monitoring system being raw
Important link during production.
Utility model content
The purpose of this utility model is to provide a kind of numerical control machine tool changer tool monitoring system, which can be real
When monitor cutter operating condition, and when tool wear or point of a knife are burst apart and alarm, avoid touching due to tool failure, cutter
It hits, the problem for causing workpiece and lathe to be damaged.
To achieve the goals above, the technical solution of the utility model is:
A kind of numerical control machine tool changer tool monitoring system, including sequentially connected current analog amount detection machine structure, control machine
Structure and touch screen, the current analog amount detection machine structure are used to detect the current-mode analog quantity signal of servo motor, the control machine
Structure transmits the current-mode analog quantity signal to the touch screen for current-mode analog quantity signal described in reception and analysis, described
Touch screen is also used to be arranged every electric current cutter in tool magazine for current-mode analog quantity signal described in real-time display, the touch screen
Control range and setting alarming value give the control module, and the control module is according to alarming value and the current-mode analog quantity
Signal come select output alarm and stopping signal.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model can monitor the working condition of cutter in real time by monitoring the current value of servo motor, will be electric
Flow field simulation amount signal real-time display on the touchscreen, and touch screen can set every reference current control and report cutter
For alert value to control mechanism, control mechanism selects output alarm and stopping signal according to alarming value, can be in cutter operation irregularity
When at the first time alarm, shut down, avoid workpiece from scrapping, lathe damage, efficient stable；
2, the utility model high degree of automation is compared with external tool monitoring, and equipment cost substantially reduces, monitoring system
It is intuitive and reliable for operation.
Further improvement of the utility model scheme is as follows:
Further, the current-mode analog quantity detection module is standard current transformer, and standard current transformer is used for
The electric current of phase line between induction servo motor and servo-drive machine obtains the current-mode analog quantity signal, and the normalized current is mutual
The output end of sensor is connect with the control module.
By using above scheme, standard current transformer acquires main shaft of numerical control machine tool servo motor by electromagnetic induction
Operating current signal obtains induced current, and current-mode analog quantity signal is passed to control module.
Further, the standard current transformer is 4-20mA type standard current transformer.
By using above scheme, increase the interference free performance of signal.
Further, the control module includes Analog input mModule and PLC controller, the Analog input mModule
Input terminal connect with the output end of the current-mode analog quantity detection module, the output end of the Analog input mModule with it is described
The expansion interface of PLC controller connects, and the communication interface of the PLC controller couples with the touch screen, the PLC controller
Digital quantity input terminal for identification in tool magazine cutter working condition, the digital output end of the PLC is for exporting alarm
Or stopping signal.
By using above scheme, Analog input mModule acquires the signal of current-mode analog quantity detection module, and by signal
Pass to PLC controller, PLC controller by communication interface by analog signals real-time display on the touchscreen, while PLC is controlled
Device processed receives the current range and alarming value of touch screen setting by communication interface, and identifies every by digital quantity input terminal
The switch state of cutter, is finally compared, and chooses whether to export alarm or stopping signal by digital output end.
Further, PLC controller, which is coupled by RS485 interface with the touch screen, to form PPI and communicates.
By using above scheme, communication is realized in PPI communication based on RS485 interface.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar
Element or part are generally identified by similar appended drawing reference.In attached drawing, each element or part might not be according to actual ratios
It draws.
Fig. 1 is the structural schematic diagram of the embodiments of the present invention.
Fig. 2 is the system block diagram of the embodiments of the present invention.
Fig. 3 is the circuit diagram of the embodiments of the present invention.
It is as shown in the figure:
1, standard current transformer；
2, control mechanism；201, Analog input mModule；202, PLC controller；
3, touch screen；
4, servo motor；
5, servo-driver；
6, workpiece；
7, numerical control machine slide rail；
8, numerically-controlled machine tool cutterhead.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solutions of the utility model.Following embodiment is only
For clearly illustrating the technical solution of the utility model, therefore it is only used as example, and it is originally practical to cannot be used as a limitation limitation
Novel protection scope.
It should be noted that unless otherwise indicated, technical term or scientific term used in this application should be this reality
The ordinary meaning understood with novel one of ordinary skill in the art.
In this application unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
Fig. 1 is the structural schematic diagram of the embodiments of the present invention.
Fig. 2 is the system block diagram of the embodiments of the present invention.
Fig. 3 is the circuit diagram of the embodiments of the present invention.
As shown in Figure 1 to Figure 3, a kind of numerical control machine tool changer tool monitoring system provided in this embodiment, including 4-20mA
Standard current transformer 1.
The model BA10-A1 of standard current transformer 1 can directly be acquired between servo motor 4 and servo-driver 5
A phase line electric current, and induced current is obtained, to detect the operating current analog signals of servo motor 4.
The output end of standard current transformer 1 couples with control mechanism 2.
Control mechanism 2 includes Analog input mModule 201 and PLC controller 202, wherein Analog input mModule 201
Using siemens PLC SMART series EM-AE04 Analog input mModule, PLC controller 202 selects Siemens S7-
200SMART series ST-20CPU.
The signal input part of Analog input mModule 201 is connected with the output end of standard current transformer 1, and analog quantity is defeated
The signal output end for entering module 201 is connect with the expansion interface of PLC controller 202.
The PS485 interface of PLC controller 202 connect to form PPI communication with touch screen 3, and touch screen 3 selects Siemens
SMART series V3-IE700 touch screen.
Current signal is passed through 3 real-time display of touch screen by PLC controller 202, while user can be set by touch screen 3
Fixed every current range and alarming value cutter, and the current range of cutter and the data of alarming value are passed through PPI by every
Communication sends PLC controller 202 to.
The digital quantity input terminal of PLC controller 202 and the tool recognizing device of numerically-controlled machine tool connect, thus to identify every
The switch state of cutter after PLC controller 202 identifies the cutter to work, compares current signal and the electric current of the cutter
Range and alarming value, to choose whether to export alarm or stopping signal by digital output end.
The present embodiment can monitor the working condition of cutter in real time by monitoring the current value of servo motor 4, by electric current
Analog signals real-time display on the touch screen 3, and touch screen 3 can set every reference current control and report cutter
For alert value to control mechanism 2, control mechanism 2 selects output alarm and stopping signal according to alarming value, can work in cutter different
It alarms, shut down at the first time when often, avoiding workpiece from scrapping, lathe damage, efficient stable；
The present embodiment high degree of automation is compared with external tool monitoring, and equipment cost substantially reduces, and monitoring system is intuitive
And it is reliable for operation.
The present embodiment standard current transformer is 4-20mA type standard current transformer, increases the interference free performance of signal.
The present embodiment control module 2 includes Analog input mModule 201 and PLC controller 202, Analog input mModule
The signal of 201 acquisition current-mode analog quantity detection modules, and signal is passed into PLC controller 202, PLC controller 202 passes through logical
Communication interface by signal real-time display on the touch screen 3, while PLC controller 202 pass through communication interface receive touch screen 3 set
Current range and alarming value, and every switch state cutter is identified by digital quantity input terminal, it is finally compared, selects
Whether the output alarm of digital output end or stopping signal are passed through.
The present embodiment PLC controller 202 forms PPI with the connection of touch screen 3 by RS485 interface and communicates, to realize height
Imitate stable communication.
In the specification of the utility model, numerous specific details are set forth.It is to be appreciated, however, that the reality of the utility model
Applying example can practice without these specific details.In some instances, well known method, knot is not been shown in detail
Structure and technology, so as not to obscure the understanding of this specification.
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.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type, should all cover in the claim of the utility model and the range of specification.
Claims (5)
1. a kind of numerical control machine tool changer tool monitoring system, which is characterized in that including sequentially connected current analog amount detection machine
Structure, control mechanism and touch screen, the current analog amount detection machine structure are used to detect the current-mode analog quantity signal of servo motor, institute
Control mechanism is stated for current-mode analog quantity signal described in reception and analysis, and transmits the current-mode analog quantity signal to the touch
Screen, for current-mode analog quantity signal described in real-time display, the touch screen is also used to be arranged every knife in tool magazine the touch screen
The reference current control and setting alarming value of tool give the control mechanism, and the control mechanism is according to alarming value and the electricity
Flow field simulation amount signal come select output alarm and stopping signal.
2. a kind of numerical control machine tool changer tool monitoring system according to claim 1, which is characterized in that the current analog
Amount detection module is standard current transformer, and standard current transformer passes through between induction servo motor and servo-drive machine
The electric current of phase line obtains the current-mode analog quantity signal, and the output end of the standard current transformer and the control module connect
It connects.
3. a kind of numerical control machine tool changer tool monitoring system according to claim 2, which is characterized in that the normalized current
Mutual inductor is 4-20mA type standard current transformer.
4. a kind of numerical control machine tool changer tool monitoring system according to claim 1, which is characterized in that the control module
Including Analog input mModule and PLC controller, the input terminal of the Analog input mModule and the current-mode analog quantity are detected
The output end of module connects, and the output end of the Analog input mModule is connect with the expansion interface of the PLC controller, described
The communication interface of PLC controller couples with the touch screen, and the digital quantity input terminal of the PLC controller is for identification in tool magazine
The working condition of cutter, the digital output end of the PLC is for exporting alarm or stopping signal.
5. a kind of numerical control machine tool changer tool monitoring system according to claim 4, which is characterized in that the PLC control
Device, which is coupled by RS485 interface with the touch screen, to be formed PPI and communicates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821019002.5U CN208614389U (en) | 2018-06-28 | 2018-06-28 | A kind of numerical control machine tool changer tool monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821019002.5U CN208614389U (en) | 2018-06-28 | 2018-06-28 | A kind of numerical control machine tool changer tool monitoring system |
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| Publication Number | Publication Date |
|---|---|
| CN208614389U true CN208614389U (en) | 2019-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821019002.5U Expired - Fee Related CN208614389U (en) | 2018-06-28 | 2018-06-28 | A kind of numerical control machine tool changer tool monitoring system |
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| CN (1) | CN208614389U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111993155A (en) * | 2020-06-16 | 2020-11-27 | 华南理工大学 | Machine tool anti-collision system and method based on laser radar |
-
2018
- 2018-06-28 CN CN201821019002.5U patent/CN208614389U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111993155A (en) * | 2020-06-16 | 2020-11-27 | 华南理工大学 | Machine tool anti-collision system and method based on laser radar |
| CN111993155B (en) * | 2020-06-16 | 2021-07-20 | 华南理工大学 | Machine tool anti-collision system and method based on laser radar |
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| CF01 | Termination of patent right due to non-payment of annual fee |