CN207352449U - A kind of automatic tool preset control system and gear grinding machines - Google Patents
A kind of automatic tool preset control system and gear grinding machines Download PDFInfo
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- CN207352449U CN207352449U CN201721535642.7U CN201721535642U CN207352449U CN 207352449 U CN207352449 U CN 207352449U CN 201721535642 U CN201721535642 U CN 201721535642U CN 207352449 U CN207352449 U CN 207352449U
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Abstract
A kind of automatic tool preset control system and gear grinding machines are the utility model is related to, belong to tooling cost field.The automatic tool preset control system is further included in gear grinding machines, the gear grinding machines：Processing unit (plant), electromagnet pushing meanss and blade mount.The first electrode being in contact with saw blade to be processed is provided with blade mount, processing unit (plant) includes：Processing grinding wheel, is provided with the second electrode being in contact with processing grinding wheel in electromagnet pushing meanss.Automatic tool preset control system includes：PLC controller, Switching Power Supply and voltage module.PLC controller is connected with voltage module and Switching Power Supply respectively, and Switching Power Supply is additionally operable to be connected with voltage module, processing unit (plant), electromagnet pushing meanss and first electrode respectively, and voltage module is additionally operable to be connected with first electrode and second electrode respectively.The automatic tool preset control system possesses the advantages that easy to operate, high to knife precision, unrestricted to operating personnel, greatly improves production efficiency, has saved cost.
Description
Technical field
The utility model belongs to tooling cost field, and in particular to a kind of automatic tool preset control system and gear grinding machines.
Background technology
Gear grinding machines are the gear cutting machines by the use of emery wheel as the finishing cutter flank of tooth.It is mainly used for eliminating heat treatment
Deformation afterwards and the raising accuracy of gear, the precision of tooth is up to 6~3 grades (JB179-83) or higher after grinding.To gear or
When saw blade is processed, the size for not only needing to treat processing saw blade makes choice, but also also needs to adjust processing grinding wheel and treat
The position of saw blade is processed, is commonly called as to knife, not only cumbersome complexity, but also to the more demanding of operating personnel, it is necessary to there is experience
People operate.Since the precision of processing grinding wheel and the Working position of saw blade to be processed directly influences the quality of the processed goods,
If inadequate to knife precision during processing, then satisfied processed goods can not be processed, can not only directly affect the efficiency of processing, also gesture
It must cause the waste of human and material resources, financial resources.Therefore, it is badly in need of a kind of aim at tool operation system easy to operate, high to high accuracy to come
Improve this situation, become focus of attention in industry.
Utility model content
In consideration of it, the purpose of this utility model is to provide a kind of automatic tool preset control system and gear grinding machines, with effectively
Improve the above problem.
What the embodiment of the utility model was realized in：
The utility model embodiment provides a kind of automatic tool preset control system, and applied to gear grinding machines, the gear grinding machines are also
Including：Processing unit (plant), electromagnet pushing meanss and the blade mount for fixing saw blade to be processed.Set in the blade mount
The first electrode being in contact with saw blade to be processed is equipped with, the processing unit (plant) includes：Processing grinding wheel, the electromagnet pushing meanss
On be provided with the second electrode being in contact with the processing grinding wheel.The automatic tool preset control system includes：PLC controller, open
Powered-down source and voltage module.The PLC controller is connected with the voltage module and the Switching Power Supply respectively, the switch electricity
Source is additionally operable to be connected with the voltage module, the processing unit (plant), the electromagnet pushing meanss and the first electrode respectively,
The voltage module is additionally operable to be connected with the first electrode and the second electrode respectively.When receiving automatic tool preset instruction,
The PLC controller is used to control the Switching Power Supply to open, so that the processing unit (plant) drives the processing grinding wheel after the power is turned on
Moved along preset direction promotes the second electrode to be contacted with the processing grinding wheel after the power is turned on the electromagnet pushing meanss；With
And be additionally operable to when receiving the first signal that the voltage module is sent, control the Switching Power Supply to close automatic so as to terminate
Aim at tool operation.Treat that the processing grinding wheel is in contact with saw blade to be processed, the voltage module detects the first electrode and institute
When stating the voltage between second electrode, first signal is sent to the PLC controller.
In the utility model preferred embodiment, the Switching Power Supply includes：First power supply, second source and the 3rd electricity
Source, first power supply, the second source and the 3rd power supply are connected with the PLC controller, first power supply
Also it is connected respectively with the voltage module and the first electrode, the second source also connects with the electromagnet pushing meanss
Connect, the 3rd power supply is also connected with the processing unit (plant).
In the utility model preferred embodiment, the voltage module includes：First controller, relay, voltage inspection
Survey unit and power supply unit, said supply unit to be connected with the Switching Power Supply, said supply unit is also respectively with described first
Controller, the relay are connected with the voltage detection unit, the voltage detection unit also respectively with the first electrode
Connected with the second electrode, first the controller also control terminal with the relay and the voltage detection unit respectively
Connection, the normally opened contact of the relay are connected with the PLC controller；When first controller receives the voltage inspection
When surveying the voltage of unit detection, first controller controls the relay to switch to the second state from first state, wherein,
The first state is connected for the common of the relay with normally-closed contact, and second state is the public affairs of the relay
Contact is connected with normally opened contact altogether.
In the utility model preferred embodiment, the automatic tool preset control system further includes：Warning device, the report
Alarm device is connected with the PLC controller, for sending alarm according to the control of the PLC controller.
In the utility model preferred embodiment, the automatic tool preset control system further includes：Radio communication device, institute
Radio communication device is stated to be connected with the PLC controller.
In the utility model preferred embodiment, the radio communication device is WiFi module, ZigBee module, 3G moulds
Block or 4G modules.
The utility model embodiment additionally provides a kind of gear grinding machines, including：Processing unit (plant), electromagnet pushing meanss, be used for
The blade mount and automatic tool preset control system of saw blade to be processed are fixed, is provided with and saw blade phase to be processed in the blade mount
The first electrode of contact, the processing unit (plant) include：Processing grinding wheel, is provided with and the processing in the electromagnet pushing meanss
The second electrode that emery wheel is in contact；The automatic tool preset control system includes：PLC controller, Switching Power Supply and voltage module；Institute
PLC controller is stated to be connected with the voltage module and the Switching Power Supply respectively, the Switching Power Supply also respectively with the voltage
Module, the processing unit (plant), the electromagnet pushing meanss are connected with the first electrode, the voltage module respectively with it is described
First electrode is connected with the second electrode；When receiving automatic tool preset instruction, the PLC controller is used to control the switch
Electric power starting, promotes so that the processing unit (plant) drives the processing grinding wheel to be moved along preset direction after the power is turned on the electromagnet
Device promotes the second electrode to be contacted with the processing grinding wheel after the power is turned on；And it is additionally operable to receiving the voltage module hair
During the first signal sent, judge whether to complete aim at tool operation, when to be, control the Switching Power Supply to close automatic so as to terminate
Aim at tool operation；Treat that the processing grinding wheel is in contact with saw blade to be processed, the voltage module detects the first electrode and institute
When stating the voltage between second electrode, first signal is sent to the PLC controller.
In the utility model preferred embodiment, the Switching Power Supply includes：First power supply, second source and the 3rd electricity
Source, first power supply, the second source and the 3rd power supply are connected with the PLC controller, first power supply
Also it is connected respectively with the voltage module and the first electrode, the second source also connects with the electromagnet pushing meanss
Connect, the 3rd power supply is also connected with the processing unit (plant).
In the utility model preferred embodiment, the voltage module includes：First controller, relay, voltage inspection
Survey unit and power supply unit, said supply unit to be connected with the Switching Power Supply, said supply unit is also respectively with described first
Controller, the relay are connected with the voltage detection unit, the first controller also control with the relay respectively
End processed is connected with the voltage detection unit, and the normally opened contact of the relay is connected with the PLC controller；When described first
When controller receives the voltage of the voltage detection unit detection, first controller controls the relay from the first shape
State switches to the second state, wherein, the first state is connected for the common of the relay with normally-closed contact, and described the
Two-state is connected for the common of the relay with normally opened contact.
In the utility model preferred embodiment, the automatic tool preset control system further includes：Warning device, the report
Alarm device is connected with the PLC controller, for sending alarm according to the control of the PLC controller.
The automatic tool preset control system and gear grinding machines that the utility model embodiment provides, the automatic tool preset control system
In gear grinding machines.When receiving automatic tool preset instruction, for example, when operating personnel press automatic tool preset button, the PLC controller is just
Controlling switch electric power starting, processing unit (plant) drive processing grinding wheel to be moved along preset direction after the power is turned on, meanwhile, electromagnet pushing meanss
Promote second electrode to be contacted with processing grinding wheel after the power is turned on, be in contact when processing grinding wheel is moved to along preset direction with saw blade to be processed
When, namely first electrode and second electrode be in contact conducting when, formed closed circuit, voltage module just can detect first electricity
During voltage between pole and second electrode, send the first signal and sentence upon receipt of the signal to PLC controller, PLC controller
It is disconnected, if to complete aim at tool operation, when to be, just control the Switching Power Supply to close so as to terminate automatic tool preset operation.With it is existing
By manually being compared to knife, which possesses easy to operate, high to knife precision, unlimited to operating personnel
The advantages that processed, greatly improve production efficiency, after automatic tool preset instruction is sent, without manual intervention, is automatically performed selected
The tooth form correspondingly-sized selected is adjusted, and to complete automatic tool preset, greatly reduces the labor force of operating personnel, saved into
This.
Other feature and advantage of the utility model will illustrate in subsequent specification, also, partly from specification
Become apparent, or understood by implementing the utility model embodiment.The purpose of this utility model and other advantages can
Realize and obtain by specifically noted structure in the specification, claims and attached drawing write.
Brief description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, drawings in the following description are only the utility model
Some embodiments, for those of ordinary skill in the art, without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.By the way that described in attached drawing, the above and other purpose, feature and advantage of the utility model will more
Clearly.Identical reference numeral indicates identical part in whole attached drawings.Do not painted by actual size equal proportion scaling deliberately
Attached drawing processed, it is preferred that emphasis is show the purport of the utility model.
Fig. 1 shows a kind of structure diagram for automatic tool preset control system that the utility model first embodiment provides.
Fig. 2 shows the structure diagram for the Switching Power Supply that the utility model embodiment provides.
Fig. 3 shows the structure diagram for the voltage module that the utility model embodiment provides.
Fig. 4 shows a kind of structure diagram for automatic tool preset control system that the utility model second embodiment provides.
Icon：10A- automatic tool preset control systems；10B- automatic tool preset control systems；11-PLC controllers；12- is opened
Powered-down source；The first power supplys of 121-；122- second sources；The 3rd power supplys of 123-；13- voltage modules；131- first is controlled
Device；132- relays；133- voltage detection units；134- power supply units；14- warning devices；15- radio communication devices.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can be arranged and designed with a variety of configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiment of the utility model provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, those of ordinary skill in the art's all other embodiments obtained without creative efforts, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", "left", "right",
The orientation or position relationship of the instructions such as " interior ", " outer " are new based on the orientation or position relationship described in attached drawing, or the practicality
Type product using when the orientation usually put or position relationship, be for only for ease of description the utility model and simplify and describe, and
It is not instruction or implies signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore
It is not intended that the limitation to the utility model.In addition, term " first ", " second " etc. are only used for distinguishing description, and cannot manage
Solve to indicate or implying relative importance.
In the description of the utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set
Put ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected,
Or it is integrally connected；Can mechanically connect or be electrically connected；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can is the connection inside two elements.For the ordinary skill in the art, can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in the utility model.
First embodiment
The utility model embodiment provides a kind of automatic tool preset control system 10A applied to gear grinding machines, such as Fig. 1 institutes
Show, automatic tool preset control system 10A includes：PLC controller 11, Switching Power Supply 12 and voltage module 13.
It should be noted that gear grinding machines are processed by the use of emery wheel as mould, the gear cutting machine of the cutter flank of tooth.Mainly
For eliminating the deformation after being heat-treated and improving the accuracy of gear, after grinding, the precision of tooth is up to 6~3 grades (JB179-83) or more
It is high.The gear grinding machines include：Processing unit (plant), electromagnet pushing meanss and blade mount.Wherein, which is used for fixed treat
Saw blade is processed, the first electrode being in contact with saw blade to be processed is provided with the frame of the saw blade.Processing unit (plant) is used for to be added
Work saw blade is processed, including：Driving device (motor) and processing grinding wheel, driving device are used to drive processing grinding wheel along setting side
To movement, by controlling the rotation direction of motor, transported for example, rotating and reverse and processing grinding wheel can be achieved towards the direction of setting
It is dynamic.The second electrode being in contact with the processing grinding wheel is provided with electromagnet pushing meanss, its core is electromagnet, works as electromagnetism
After Tie Tong electricity, powerful magnetic force can be produced, which can promote second electrode to be contacted with processing grinding wheel, after electromagnet power down,
Magnetic force disappears, and electromagnet returns to initial position, and second electrode is not contacted with processing grinding wheel.
The PLC controller 11 is connected with the Switching Power Supply 12 and the voltage module 13 respectively, as automatic tool preset control
The control axis of system 10A processed, when receiving automatic tool preset instruction, for example, when operating personnel press automatic tool preset button,
The PLC controller 11 just sends the first control instruction and goes to control the unlatching of the Switching Power Supply 12, to make processing unit (plant), electromagnetism
Iron pushing meanss etc. power on；In addition, the PLC controller 11 is additionally operable to receiving the first signal of the transmission of voltage module 13
When, PLC is locked and is preserved parameters system automatically after obtaining signal, and judges whether to complete aim at tool operation, when to be,
Control the Switching Power Supply 12 to close so as to terminate automatic tool preset operation, hereafter can start processing unit (plant) and treat processing saw blade
It is processed, until blades machining finishes, for example, being sharpened to saw blade, after sharpening completes the setting number of teeth, stopping is processed.
, wherein it is desired to explanation, in order to improve to knife precision, it is necessary to select the corresponding ruler of tooth form from different directions
Very little adjusting, namely by controlling the rotating of motor so that processing grinding wheel is moved along different preset directions.Implement as one kind
Whether mode, the number for the first signal that PLC controller 11 is sent by the voltage module 13 for judging to receive are equal to default threshold
Value is to determine whether complete aim at tool operation.If the expression completion aim at tool operation equal to if, if not equal to expression without completion to knife
Operation, by the rotating for controlling motor so that processing grinding wheel realizes aim at tool operation in different directions, each direction to knife
During completion, PLC controller 11 can receive the signal of the transmission of voltage module 13, and in other words, PLC receives voltage module
During the signal of 13 transmissions, that is, represent that the aim at tool operation of the direction is completed.
Wherein, which can be a level signal, such as high level or low level.Low level represents electricity
Pressure value is less than the voltage of the first numerical value, and the first numerical value is a common numerical value in industry.For example, come generally for TTL circuits
To say, the first numerical value is 0.0V-0.4V, and for cmos circuit, the first numerical value is 0.0-0.1V.The utility model is implemented
In example, it is preferable that the first numerical value is 0V, i.e., low level is 0V.High level represent magnitude of voltage be higher than second value voltage, second
Numerical value is a common numerical value in industry.For example, for generally for TTL circuits, second value 2.4V-5.0V, and it is right
For cmos circuit, second value 4.99-5.0V.In the utility model embodiment, it is preferable that second value 3.3V,
I.e. high level is 3.3V.
Wherein, which can also possess the component of respective control function to replace using other, for example,
Above-mentioned component can be central processing unit (Central Processing Unit, CPU), network processing unit (Network
Processor, NP) etc.；It can also be digital signal processor (Digital Signal Processing, DSP), special collection
Into circuit (Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field
Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components.Can be microprocessor or other any conventional processors etc..
Switching Power Supply 12 described in the Switching Power Supply 12 be additionally operable to respectively with the voltage module 13, the processing unit (plant),
The electromagnet pushing meanss are connected with the first electrode.The Switching Power Supply 12 is opened according to the control of PLC controller 11
Or close, it is the power supply such as processing unit (plant), the electromagnet pushing meanss and voltage module 13 when opening.In this present embodiment,
Preferably, as shown in Figure 2.The Switching Power Supply 12 includes the first power supply 121,122 and the 3rd power supply 123 of second source.
First power supply 121 is connected with PLC controller 11, and also respectively with the voltage module 13 and described first
Electrode connects.First power supply 121 is turned on and off according to the control of PLC controller 11, for example, receiving automatic tool preset
During instruction, for example, when operating personnel press automatic tool preset button, opened according to the control of PLC controller 11, be voltage-mode
Block 13 is powered.When automatic tool preset is completed, i.e., knife has been completed in each orientation, and PLC controls just control first power supply 121
Closing.Wherein, first power supply 121 is the DC power supply of 5V, 12V or 24V.
The second source 122 is connected with PLC controller 11, and is also connected with electromagnet pushing meanss.Second electricity
Source 122 is turned on and off according to the control of PLC controller 11, for example, when receiving automatic tool preset instruction, for example, as behaviour
When pressing automatic tool preset button as personnel, opened according to the control of PLC controller 11, powered for electromagnet pushing meanss.
When automatic tool preset is completed, i.e., knife has been completed in each orientation, and PLC controls the closing for just controlling the second source 122.It is optional
Ground, the second source 122 are the DC power supply of 5V, 12V or 24V.
3rd power supply 123 is connected with PLC controller 11, and is also connected with processing unit (plant).3rd power supply 123
It is turned on and off according to the control of PLC controller 11, for example, when receiving automatic tool preset instruction, for example, when operating personnel press
During lower automatic tool preset button, opened, powered for processing unit (plant), so as to drive processing grinding wheel according to the control of PLC controller 11
Moved along preset direction.3rd power supply 123 can be that DC power supply can also be AC power, mainly depend on and motor
Species, for example, when the motor is direct current generator, the 3rd power supply 123 is DC power supply, should when which is alternating current generator
3rd power supply 123 is AC power.
The voltage module 13 is additionally operable to be connected with the first electrode and the second electrode respectively, treats the processing sand
Wheel is in contact with saw blade to be processed, and the voltage module 13 detects the voltage between the first electrode and the second electrode
When, first signal is sent to the PLC controller 11.In this present embodiment, as shown in figure 3, the voltage module 13 includes：
First controller 131, relay 132, voltage detection unit 133 and power supply unit 134.
The voltage detection unit 133 is connected with first controller 131, and is additionally operable to electric with described first respectively
Pole is connected with the second electrode.Passed for detecting the voltage between first electrode and second electrode, and by the voltage detected
It is defeated by the first controller 131.With being that is, first electricity when processing grinding wheel is moved to along preset direction and is in contact with saw blade to be processed
The conducting that is in contact of pole and second electrode forms closed circuit, and voltage detection unit 133 can detect voltage at this time.
First controller 131 is also connected with relay 132, for controlling the state of relay 132, i.e., when described
When one controller 131 receives the voltage that the voltage detection unit 133 detects, first controller 131 control it is described after
Electric appliance 132 switches to the second state from first state, so that PLC controller 11 receives the first letter of the voltage module 13 transmission
Number.After preset time period, which switches to first state by relay 132 from the second state again, to carry out
The aim at tool operation of follow-up different azimuth.Wherein, the first state is the common and normally-closed contact of the relay 132
Connection, second state are connected for the common of the relay 132 with normally opened contact.
Wherein, which can be a kind of IC chip, have the disposal ability of signal.Above-mentioned
First relay 132 can be general processor, including central processing unit (Central Processing Unit, CPU), net
Network processor (Network Processor, NP) etc.；It can also be digital signal processor (Digital Signal
Processing, DSP), it is application-specific integrated circuit (Application Specific Integrated Circuit, ASIC), existing
Into programmable gate array (Field Programmable Gate Array, FPGA) or other programmable logic device, discrete
Door or transistor logic, discrete hardware components.General processor can be microprocessor or first relay 132
It can also be any conventional processor etc..
The common of the relay 132 is connected with power supply unit 134, its control terminal is connected with the first controller 131,
Its normally opened contact is connected with PLC controller 11.When common is connected with normally-closed contact, in first state, touched when public
When point is connected with normally opened contact, in the second state.The relay 132 is in the first shape according to the control of the first controller 131
State or the second state, in addition, this can make it switch to first state from the second state according to PLC controller 11, for example, working as
When PLC controller 11 receives the first signal, just relay 132 is controlled to switch to first state from the second state, to carry out
The aim at tool operation of follow-up different azimuth.
The input terminal of said supply unit 134 is connected with Switching Power Supply 12, further with the output terminal of the first power supply 121
Connection, in addition, the output terminal of the power supply unit 134 also respectively with relay 132, the first controller 131 and voltage detection unit
133 connections, for its power supply.
Wherein, alternatively, the first device identical with the function of voltage module in the present embodiment 13 can be used
Part replaces the voltage module 13, it is for instance possible to use voltage detecting controller substitutes, e.g., its model can be DVB01.
Second embodiment
The utility model embodiment provides a kind of automatic tool preset control system 10B applied to gear grinding machines, such as Fig. 4 institutes
Show, compared with the automatic tool preset control system 10A that first embodiment provides, further include：Warning device 14 and radio communication device
15。
The warning device 14 is connected with the PLC controller 11, for being sent according to the control of the PLC controller 11
Alarm, for example, automatic tool preset operate complete when, or when machining, PLC controller 11 controls warning device 14 to send
Alarm, so that operating personnel have completed automatic tool preset or to complete processing.Wherein, the mode of the prompting can be that sound carries
Show or combination of signal lamp flash for prompting, or both etc..In this present embodiment, the warning device 14 can be
Audible-visual annunciator or buzzer, can also be warning lamp, or the warning device being made of buzzer and warning lamp.
It is not further qualified herein.
The radio communication device 15 is connected with the PLC controller 11, for communicating with user terminal.For example,
User can send control instruction through the radio communication device 15 by user terminal to the PLC controller 11, such as send automatic
Knife is instructed.And to knife or after machining, which can be handled by 15 transmission of radio communication device
As a result, so that operating personnel can be gone and found out what's going on by the data consulted on user terminal, to make corresponding action in time.
Wherein, which can be WiFi module, ZigBee module, 3G module, 4G modules, or other
Meet the wireless transport module of condition.In this present embodiment, it is preferable that the radio communication device 15 can be 3G module, example
Such as, can be the 3G module of the model such as SIM6320C, CEM631, CEM600, WIDE M8800, FWP103, K3G, WM9881.Its
In, user terminal includes but not limited to mobile phone, computer etc..
3rd embodiment
The utility model embodiment provides a kind of gear grinding machines, including the automatic tool preset control described in any of the above-described embodiment
System, for example, the automatic tool preset control system described in automatic tool preset control system 10A or second embodiment described in first embodiment
Unite 10B, in addition, the gear grinding machines further include；Lathe, the processing unit (plant) being arranged on lathe, electromagnet pushing meanss and saw blade
The components such as stent.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the present invention, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on, should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of automatic tool preset control system, it is characterised in that applied to gear grinding machines, the gear grinding machines further include：Processing unit (plant),
Electromagnet pushing meanss and the blade mount for fixing saw blade to be processed, are provided with and saw to be processed in the blade mount
The first electrode that piece is in contact, the processing unit (plant) include：Processing grinding wheel, be provided with the electromagnet pushing meanss with it is described
The second electrode that processing grinding wheel is in contact；The automatic tool preset control system includes：PLC controller, Switching Power Supply and voltage-mode
Block；The PLC controller is connected with the voltage module and the Switching Power Supply respectively, the Switching Power Supply be additionally operable to respectively with
The voltage module, the processing unit (plant), the electromagnet pushing meanss are connected with the first electrode, and the voltage module is also
For being connected respectively with the first electrode and the second electrode；
When receiving automatic tool preset instruction, the PLC controller is used to control the Switching Power Supply to open, so that the processing dress
Put and drive the processing grinding wheel to move along preset direction after the power is turned on to promote described second after the power is turned on the electromagnet pushing meanss
Electrode is contacted with the processing grinding wheel；And it is additionally operable to, when receiving the first signal that the voltage module is sent, control institute
Switching Power Supply is stated to close so as to terminate automatic tool preset operation；
Treat that the processing grinding wheel is in contact with saw blade to be processed, the voltage module detects the first electrode and described second
During voltage between electrode, first signal is sent to the PLC controller.
2. automatic tool preset control system according to claim 1, it is characterised in that the Switching Power Supply includes：First electricity
Source, second source and the 3rd power supply, first power supply, the second source and the 3rd power supply are controlled with the PLC
Device connects, and first power supply is also connected with the voltage module and the first electrode respectively, the second source also with institute
The connection of electromagnet pushing meanss is stated, the 3rd power supply is also connected with the processing unit (plant).
3. automatic tool preset control system according to claim 1 or 2, it is characterised in that the voltage module includes：First
Controller, relay, voltage detection unit and power supply unit, said supply unit are connected with the Switching Power Supply, the power supply
Unit is also connected with first controller, the relay and the voltage detection unit respectively, the voltage detection unit
Also it is connected respectively with the first electrode and the second electrode, the first controller also control with the relay respectively
End is connected with the voltage detection unit, and the normally opened contact of the relay is connected with the PLC controller；
When first controller receives the voltage of the voltage detection unit detection, described in the first controller control
Relay switches to the second state from first state, wherein, the first state for the relay common with it is normally closed
Contact portion, second state are connected for the common of the relay with normally opened contact.
4. automatic tool preset control system according to claim 1, it is characterised in that the automatic tool preset control system is also wrapped
Include：Warning device, the warning device are connected with the PLC controller, for sending report according to the control of the PLC controller
Alert prompting.
5. automatic tool preset control system according to claim 1, it is characterised in that the automatic tool preset control system is also wrapped
Include：Radio communication device, the radio communication device are connected with the PLC controller.
6. automatic tool preset control system according to claim 5, it is characterised in that the radio communication device is WiFi moulds
Block, ZigBee module, 3G module or 4G modules.
A kind of 7. gear grinding machines, it is characterised in that including：Processing unit (plant), electromagnet pushing meanss, for fixing saw blade to be processed
Blade mount and automatic tool preset control system, are provided with the first electrode being in contact with saw blade to be processed in the blade mount,
The processing unit (plant) includes：Processing grinding wheel, is provided with to be in contact with the processing grinding wheel in the electromagnet pushing meanss
Two electrodes；The automatic tool preset control system includes：PLC controller, Switching Power Supply and voltage module；The PLC controller point
Be not connected with the voltage module and the Switching Power Supply, the Switching Power Supply also respectively with the voltage module, the processing
Device, the electromagnet pushing meanss are connected with the first electrode, the voltage module respectively with the first electrode and institute
State second electrode connection；
When receiving automatic tool preset instruction, the PLC controller is used to control the Switching Power Supply to open, so that the processing dress
Put and drive the processing grinding wheel to move along preset direction after the power is turned on to promote described second after the power is turned on the electromagnet pushing meanss
Electrode is contacted with the processing grinding wheel；And be additionally operable to when receiving the first signal that the voltage module is sent, judgement is
No completion aim at tool operation, when to be, controls the Switching Power Supply to close so as to terminate automatic tool preset operation；
Treat that the processing grinding wheel is in contact with saw blade to be processed, the voltage module detects the first electrode and described second
During voltage between electrode, first signal is sent to the PLC controller.
8. gear grinding machines according to claim 7, it is characterised in that the Switching Power Supply includes：First power supply, second source
With the 3rd power supply, first power supply, the second source and the 3rd power supply are connected with the PLC controller, described
First power supply is also connected with the voltage module and the first electrode respectively, and the second source is also promoted with the electromagnet
Device connects, and the 3rd power supply is also connected with the processing unit (plant).
9. the gear grinding machines according to claim 7 or 8, it is characterised in that the voltage module includes：First controller, after
Electric appliance, voltage detection unit and power supply unit, said supply unit are connected with the Switching Power Supply, and said supply unit is also distinguished
Be connected with first controller, the relay and the voltage detection unit, first controller also respectively with it is described
The control terminal of relay is connected with the voltage detection unit, and the normally opened contact of the relay is connected with the PLC controller；
When first controller receives the voltage of the voltage detection unit detection, described in the first controller control
Relay switches to the second state from first state, wherein, the first state for the relay common with it is normally closed
Contact portion, second state are connected for the common of the relay with normally opened contact.
10. gear grinding machines according to claim 7, it is characterised in that the automatic tool preset control system further includes：Alarm dress
Put, the warning device is connected with the PLC controller, for sending alarm according to the control of the PLC controller.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107728582A (en) * | 2017-11-16 | 2018-02-23 | 彭州市锐利刀具机械有限公司 | A kind of automatic tool preset control system and gear grinding machines |
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2017
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107728582A (en) * | 2017-11-16 | 2018-02-23 | 彭州市锐利刀具机械有限公司 | A kind of automatic tool preset control system and gear grinding machines |
| CN107728582B (en) * | 2017-11-16 | 2024-01-30 | 彭州市锐利刀具机械有限公司 | Automatic tool setting control system and gear grinding machine |
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