CN109913619A - Control System of Electromagnetic Processing Equipment for Repairing Microscopic Defects in Metal Materials - Google Patents
Control System of Electromagnetic Processing Equipment for Repairing Microscopic Defects in Metal Materials Download PDFInfo
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Abstract
本发明属于设备控制领域，具体公开了一种金属材料内部微观缺陷修复用电磁处理设备的控制系统，旨在提高金属材料内部微观缺陷修复处理过程中的效率和准确性。该控制系统能够在金属材料内部微观缺陷修复用电磁处理设备对金属材料或机械零部件等工件进行脉冲电场、脉冲磁场或脉冲电磁耦合场处理过程中分别对电磁耦合处理装置、磁场发生电源、电场发生电源、冷却机和送件机构等进行控制，实现设备的自动化运行，大幅度提高了设备的处理效率与利用率，并且运行过程中控制中心可根据传感部件中各传感器反馈的电磁处理箱位移、磁场、温度、电流等信号进行控制调整，提高了对金属材料内部微观缺陷修复的准确性。
The invention belongs to the field of equipment control, and specifically discloses a control system of electromagnetic processing equipment for repairing internal microscopic defects of metal materials, aiming at improving the efficiency and accuracy in the process of repairing internal microscopic defects of metal materials. The control system can respectively process the electromagnetic coupling processing device, the magnetic field generating power source, the electric field in the process of processing the workpieces such as metal materials or mechanical parts by the electromagnetic processing equipment for microscopic defect repairing with the pulse electric field, pulse magnetic field or pulse electromagnetic coupling field. The power supply, cooling machine and parts feeding mechanism are controlled to realize the automatic operation of the equipment, which greatly improves the processing efficiency and utilization rate of the equipment. Displacement, magnetic field, temperature, current and other signals are controlled and adjusted, which improves the accuracy of repairing microscopic defects inside metal materials.
Description
Technical field
The invention belongs to equipment control fields, and in particular to a kind of metal material interior microscopic defect repair Electromagnetic Treatment
The control system of equipment.
Background technique
How to be reduced or even eliminated in material or components using the outer field technology such as electric field, magnetic field and composite electromagnetic field
Microdefect, change the microstructure of material, promote the mechanical performance of material, the service life of elongated component is always
The important research direction of material engineering field.Currently, outer field technology has been applied to liquid condition shaping, powder metallurgy sintered and plasticity
The metal materials such as forming manufacture and remanufacture field.
As environmental disruption caused by human production activity and natural resources waste etc. are gradually recognized in countries in the world
The seriousness of problem develops emphasis and focus that sustainable manufacturing has been increasingly becoming industrial circle, wherein remanufacturing is that realization can
The key link persistently manufactured.Outer field technology is to remanufacture one of the emerging technology in field, such as high energy pulse current field etc. is outer
Crack arrest effect and wound healing to various forms crackle in metal material may be implemented in boundary's physical field.
But metal material interior microscopic defect is repaired currently with impulse electric field and pulsed magnetic field to promote its use
The technology of performance and forming capacity rests on the laboratory stage of scientific research institution more, does not have heavy industrialization application also
Basis and condition, are primarily due to the protection to the control of pulse electromagnetic field and its subsidiary strong magnetic, heat-flash effect also
Lack mature system equipment to support, and a large amount of intermediate link also needs manually to operate in treatment process, efficiency and standard
True property is lower.
Summary of the invention
The present invention provides a kind of control systems of metal material interior microscopic defect repair electricity consumption magnetic treatment equipment, it is intended to
Improve the efficiency and accuracy in metal material interior microscopic defect repair treatment process.
The technical solution adopted by the present invention to solve the technical problems is: metal material interior microscopic defect repair electromagnetism
In the control system of processing equipment, including electromagnetic coupling processing unit, power supply, cooler, delivery mechanism, sensing element and control
The heart；
The electromagnetic coupling processing unit includes device workbench and Electromagnetic Treatment case；Correspondence is set on described device workbench
It is equipped with movable mandril and fixed mandril, the end that the fixed mandril and movable mandril correspond to each other is respective head part electrode
End, the activity mandril can be moved on device workbench so that the head part electrode tip of its head part electrode tip and fixed mandril leans on
Close or remote from；The Electromagnetic Treatment case includes tubular internal model, the electromagnetic coil being wrapped on tubular internal model outer wall and is located at
Protective cover outside electromagnetic coil, the inner cavity of the tubular internal model are the Electromagnetic Treatment cavity of Electromagnetic Treatment case, in the protective cover
It is provided with cooling line；The Electromagnetic Treatment case is slidably disposed on device workbench, when the head part electrode of movable mandril
When clamping has workpiece between end and the head part electrode tip of fixed mandril, Electromagnetic Treatment case, which can slide into, is in workpiece at electromagnetism
It manages at the intracorporal position of chamber；
The power supply includes that power supply and electric field generation power supply occur for magnetic field, and two electrode tips point of power supply occur for the electric field
It is not electrically connected with the head part electrode tip of the head part electrode tip of movable mandril and fixed mandril, the magnetic field occurs at power supply and electromagnetism
Manage case electrical connection；
The cooler is connected by circulation with the cooling line in protective cover；
Workpiece can be transported to the head part electrode tip of movable mandril and the head part electrode of fixed mandril by the delivery mechanism
Between end；
The sensing element includes being arranged on device workbench to pass for detecting the displacement of Electromagnetic Treatment case shift position
Sensor, the tesla's sensor being arranged in Electromagnetic Treatment case, the temperature sensor and Hall being arranged on electric field generation power supply
Current sensor and the second programmable logic controller (PLC), institute's displacement sensors, tesla's sensor, temperature sensor and
Hall current sensor passes through multichannel digital-to-analogue conversion card and is electrically connected with the second programmable logic controller (PLC)；
Power supply occurs for the electromagnetic coupling processing unit, magnetic field, electric field occur power supply, cooler and delivery mechanism respectively with
Control centre's electrical connection, the sensing element are electrically connected by the second programmable logic controller (PLC) with control centre.
Further, the first mounting plate and the second mounting plate are arranged at intervals on described device workbench, described first
Telescopic device is provided on mounting plate, the activity mandril is arranged on the telescopic end of telescopic device, the fixed mandril setting
On the second mounting plate.
Further, being provided with slide bar between first mounting plate and the second mounting plate, it is provided on the slide bar
Sliding bearing, the Electromagnetic Treatment case are connected and fixed by the bottom plate of protective cover with sliding bearing.
Further, the control system of the metal material interior microscopic defect repair electricity consumption magnetic treatment equipment further includes passing
Motivation structure, the transmission mechanism include screw rod, feed screw nut and the servo motor being electrically connected with control centre, and the screw rod can turn
It is arranged between the first mounting plate and the second mounting plate dynamicly, the feed screw nut is threaded on screw rod and and Electromagnetic Treatment
Case is fixedly connected, and the servo motor is arranged on device workbench and connect with screw rod transmission.
Further, the tangent line bronze medal being electrically connected with electromagnetic coil is provided in the protective cover, the tangent line bronze medal
It is equipped with electrical power source connection.
Further, the cooler includes compressor, condenser, expansion valve, evaporator, water pump and water tank, it is described
Compressor, condenser and expansion valve are connected in turn between the outlet end of evaporator and input end, and the evaporator and water pump are equal
It is arranged in water tank, the water outlet of the water pump is connected by the water inlet of circulation water inlet pipe and cooling line, the cooling tube
The water outlet on road is connected by the water inlet of recycling outlet and water tank.
Further, the delivery mechanism includes rail bed and manipulator, the manipulator is slidably disposed on
On the track of rail bed.
Further, the control system of the metal material interior microscopic defect repair electricity consumption magnetic treatment equipment further includes pressure
Power blocking type fixture, the pressure blocking formula fixture include the folder for having reeded holder and being separately positioned on where groove both ends
Adjusting end block and fixed end block on portions position, the head part electrode tip of the fixed mandril, which is pressed on, to be adjusted on end block, the work
The head part electrode tip of dynamic mandril is pressed on fixed end block；Sliding block is provided in the groove of the holder, on the adjusting end block
Be provided with regulating mechanism corresponding with sliding block, the adjustment effect sliding block of regulating mechanism can be along concave slot sports；In sliding block
Be provided with locating piece in groove between fixed end block, under the positioning action of locating piece, enable to be clamped in sliding block with
Workpiece between fixed end block keeps coaxial with fixed mandril；The crawl section of the manipulator and the positioning of pressure blocking formula fixture
Part is corresponding.
Further, the regulating mechanism include threaded rod and be arranged in adjust end block on threaded hole, the screw thread
Bar is connected on threaded hole, and the both ends of threaded rod are located at the two sides for adjusting end block, and one end of threaded rod is opposite with sliding block
It answers, the other end is equipped with and screws portion；The fixed mandril is pressed on by sleeve and is adjusted on end block, and the sleeve covers on threaded rod
The other end on.
Further, the control system of the metal material interior microscopic defect repair electricity consumption magnetic treatment equipment further includes defeated
Enter equipment and warning device, the input equipment and warning device are electrically connected with control centre respectively.
The beneficial effects of the present invention are: the control system being capable of portion's microdefect reparation Electromagnetic Treatment in metal materials
Equipment carries out impulse electric field, pulsed magnetic field or pulse electromagnetic coupled field treatment process to workpiece such as metal material or component of machine
It is middle that by power supply, cooler and delivery mechanism etc. occur and controls for electromagnetic coupling processing unit, magnetic field generation power supply, electric field respectively
System, realizes the automatic operating of equipment, the treatment effeciency and utilization rate of equipment is greatly improved, and control in operational process
Center can be controlled according to signals such as the Electromagnetic Treatment case displacement of sensor feedback each in sensing element, magnetic field, temperature, electric currents
Adjustment, improves the accuracy to metal material interior microscopic defect repair.
Detailed description of the invention
Fig. 1 is implementation structural schematic diagram of the invention；
Fig. 2 is the implementation structural schematic diagram of electromagnetic coupling processing unit in the present invention；
Fig. 3 is the cross-sectional view of the line A-A along Fig. 2；
Fig. 4 is the working state schematic representation of electromagnetic coupling processing unit in the present invention；
Fig. 5 is the implementation structural schematic diagram of cooler in the present invention；
Fig. 6 is the implementation structural schematic diagram of pressure blocking formula fixture in the present invention；
Fig. 7 is the connection schematic diagram of sensing element in the present invention；
In the figure, it is marked as electromagnetic coupling processing unit 100, device workbench 110, movable mandril 111, fixed mandril 112,
First mounting plate 113, the second mounting plate 114, telescopic device 115, slide bar 116, sliding bearing 117, Electromagnetic Treatment case 120, cylinder
Shape internal model 121, electromagnetic coil 122, protective cover 123, Electromagnetic Treatment cavity 124, tangent line bronze medal 125, magnetic field occur power supply 210,
Power supply 220, cooler 300, compressor 310, condenser 320, expansion valve 330, evaporator 340, water pump 350, water occur for electric field
Case 360, rail bed 410, manipulator 420, pressure blocking formula fixture 500, holder 510, sliding block 511, is determined at delivery mechanism 400
Position part 512, workpiece 513 adjust end block 520, threaded rod 521, sleeve 522, fixed end block 530, displacement sensor 610, Te Si
Pull sensor 620, temperature sensor 630, Hall current sensor 640 and the second programmable logic controller (PLC) 650.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings.
In conjunction with shown in Fig. 1, Fig. 2, Fig. 3, Fig. 5 and Fig. 7, metal material interior microscopic defect repair electricity consumption magnetic treatment equipment
In control system, including electromagnetic coupling processing unit 100, power supply, cooler 300, delivery mechanism 400, sensing element and control
The heart；
Electromagnetic coupling processing unit 100 includes device workbench 110 and Electromagnetic Treatment case 120；It is right on device workbench 110
It should be provided with movable mandril 111 and fixed mandril 112, the end that fixed mandril 112 and movable mandril 111 correspond to each other is each
From head part electrode tip, movable mandril 111 can moves on device workbench 110 so that its head part electrode tip and fixed mandril
112 head part electrode tip close to or far from；Electromagnetic Treatment case 120 includes tubular internal model 121, is wrapped in 121 outer wall of tubular internal model
On electromagnetic coil 122 and the protective cover 123 that is located at outside electromagnetic coil 122, the inner cavity of tubular internal model 121 be Electromagnetic Treatment
The Electromagnetic Treatment cavity 124 of case 120 is provided with cooling line in protective cover 123；Electromagnetic Treatment case 120 is slidably disposed on
On device workbench 110, when there is clamping between the head part electrode tip of movable mandril 111 and the head part electrode tip of fixed mandril 112
When workpiece 513, Electromagnetic Treatment case 120, which can slide into, is in workpiece 513 at the position in Electromagnetic Treatment cavity 124；
Power supply includes that power supply 210 and electric field generation power supply 220 occur for magnetic field, and two electrode tips of power supply 220 occur for electric field
It is electrically connected respectively with the head part electrode tip of the head part electrode tip of movable mandril 111 and fixed mandril 112, power supply 220 occurs for magnetic field
It is electrically connected with Electromagnetic Treatment case 120；
Cooler 300 is connected by circulation with the cooling line in protective cover 123；
Workpiece 513 can be transported to the head part electrode tip and fixed mandril 112 of movable mandril 111 by delivery mechanism 400
Between head part electrode tip；
Sensing element includes being arranged on device workbench 110 for detecting the displacement of 120 shift position of Electromagnetic Treatment case
Sensor 610, the tesla's sensor 620 being arranged in Electromagnetic Treatment case 120, the temperature being arranged on electric field generation power supply 220
Spend sensor 630 and Hall current sensor 640 and the second programmable logic controller (PLC) 650, displacement sensor 610, Te Si
Pull sensor 620, temperature sensor 630 and Hall current sensor 640 are electrically connected with the second programmable logic controller (PLC) 650 respectively
It connects；
Power supply 210 occurs for electromagnetic coupling processing unit 100, magnetic field, power supply 220, cooler 300 occur for electric field and send part machine
Structure 400 is electrically connected with control centre respectively, and sensing element is electrically connected by the second programmable logic controller (PLC) 650 with control centre
It connects.
In conjunction with shown in Fig. 1 and Fig. 4, when work, automatic carriage is first passed through by the transport of workpiece 513 to delivery mechanism 400
The position of sampling；Then, which controls delivery mechanism 400 for workpiece according to instruction preset in control centre
513 grab and are transported between movable mandril 111 and fixed mandril 112, then control and adjust the position of movable mandril 111,
Clamp its head part electrode tip by workpiece 513 close to the head part electrode tip of fixed mandril 120；Subsequently, electromagnetism is controlled and adjusted
The position for the treatment of box 120, sliding into Electromagnetic Treatment case 120 makes workpiece 513 be in intermediate position in Electromagnetic Treatment cavity 124
At position；Then, the instruction for the pulsed magnetic field relevant parameter that Electromagnetic Treatment case 120 exports is issued, and controls electric field and power supply occurs
220 voltage parameter, current parameters, positive negative pulse stuffing number, arteries and veins group total number, interpulse period etc.；Followed by powering on
So that movable mandril 111 and the respective head part electrode tip of fixed mandril 112 is applied impulse electric field to workpiece 513, while making at electromagnetism
Reason case 120 applies the pulsed magnetic field being coupled with impulse electric field to workpiece 513, electromagnetic coupling processing is carried out to workpiece 513, to subtract
The interior microscopic defect of few workpiece 513 reduces internal stress, changes microstructure, promotes fatigue strength, so that greatly prolonging it makes
Use the service life；Cooler 300 is controlled in treatment process to cool down Electromagnetic Treatment cavity 124；Finally, cutting off the power and by electromagnetism
Treatment box 120 is removed, then control and adjust movable mandril 111 position will be processed after workpiece 513 unclamp, by sending part machine
Structure 400 removes it；During whole service, control centre can be according to displacement sensor 610, tesla's sensor 620, temperature
The signals such as 120 displacement of Electromagnetic Treatment case, magnetic field, temperature, the electric current that sensor 630 and Hall current sensor 640 are fed back respectively
Carry out equipment control adjustment；Once being in an emergency, control centre can alarm immediately, and automatically cut off the power, and feed back simultaneously
Failure cause.
Wherein, electromagnetic coupling processing unit 100 is for applying impulse electric field, pulsed magnetic field or pulse electromagnetic coupled field.
Carrier of the device workbench 110 as electromagnetic coupling processing unit 100, the installation for being mainly used for other components are set
It sets and placement and support that electromagnetic coupling processing unit 100 is whole.111 He of movable mandril on device workbench 110 is set
Fixed mandril 112 can either grip workpiece 513, and can be respective by movable mandril 111 and fixed mandril 112
Head part electrode tip applies impulse electric field to workpiece 513；Movable mandril 111 and fixed mandril 112 are usually made of copper post, and carry out
It is detachably connected setting, so as to according to the movable mandril 111 of the selection of dimension corresponding size of workpiece 513 to be processed and fixed top
Bar 112 is clamped；It is preferred that the working face that movable mandril 111 and fixed mandril 112 are parallel to device workbench 110 is arranged,
And it is respectively positioned on the upside of working face, in favor of making workpiece 513 be in the center of electromagnetic coupling field, guarantee electricity, magnetic treating result；One
As installation settings carried out by auxiliary member, such as shown in Fig. 2, the first mounting plate 113 is arranged at intervals on device workbench 110
With the second mounting plate 114, telescopic device 115 is provided on the first mounting plate 113, movable mandril 111 is arranged in telescopic device 115
Telescopic end on, fixed mandril 112 be arranged on the second mounting plate 114.Movable mandril 111 and fixed mandril 112 are respectively set
On the first mounting plate 112 and the second mounting plate 114 side relative to each other, by the flexible end motion of telescopic device 115 into
And movable mandril 111 is driven to move, workpiece 513 is held out against or unclamped；Telescopic device 115 can be a variety of, such as: elastic telescopic
Device, piston rod telescopic device, oil cylinder, cylinder etc..
Electromagnetic Treatment case 120 can generate pulsed magnetic field in Electromagnetic Treatment cavity 124 by electromagnetic coil 122,
It is mounted slidably on device workbench 110, by adjusting position of the Electromagnetic Treatment case 120 on device workbench 110, makes work
Part 513 is in Electromagnetic Treatment cavity 124, that is, may make pulsed magnetic field to be coupled with impulse electric field.Electromagnetic Treatment case 120 uses
Be horizontal setting, with vertical type setting compared with, in the treatment process to workpiece 513 it is more convenient flexibly, and it is easy to operate,
Using reliable, stability is good, more efficient, and coupling high-intensity magnetic field and strong electrical field are also met for the reliability, same of equipment
The distribution of step property and mechanism spatially needs.Electromagnetic Treatment case 120 also typically includes the capacitor of large capacity, silicon-controlled opens
Pass, control circuit and human-computer interaction interface；The capacitor of large capacity is high pressure resistant charge and discharge capacitance group, can store high voltage direct current
The magnitude of current；Reverse-blocking tetrode thyristor, abbreviation SCR, mainly rectified voltage, by control high-voltage electricity energy to realize electromagnetic coil 122
Electric discharge；Control circuit plays control, connection, work and booster action in entire circuit system, mainly use " printed circuit+
Logic circuit+PLC ", usual control circuit use the control circuit of existing magnetic field treating device；Human-computer interaction interface,
The medium with information exchange is mainly interacted between system and user, and realizes the conversion of information；Power supply occurs in magnetic field
When 210 voltage increases, direct current is become by rectifier and is charged to capacitor, storage high voltage direct current energy is passed through in capacitor
SCR control, high-voltage electricity energy are discharged by electromagnetic coil 122, generate strong magnetic field；Its main control parameters are as follows: pulsed magnetic field 0
~10T, interpulse period are 0~100S, and the number that magnetizes is 0~99 time, and valve 6000V is arranged in the voltage highest that magnetizes.For not
Same metal material (such as titanium alloy, aluminium alloy or hard alloy) or component of machine (such as cutter, miniature gear), can
The differences such as impulse electric field processing, pulse magnetic field treatment or pulse electromagnetic coupling processing are respectively adopted to be handled.Because of different materials
Microcosmic composition be all different with structural state, therefore the processing time of each workpiece 513 should be according to the pulse spacing of Electromagnetic Treatment
Time and number is magnetized to determine, when such as handling aluminum alloy materials and titanium alloy T C11, then in human-computer interaction interface
Be arranged following control parameter: pulse strength is 1~10T, and the number that magnetizes is 5~100, interval time 10S, and the processing time is
50S。
For the ease of the sliding of Electromagnetic Treatment case 120, in conjunction with shown in Fig. 2, Fig. 3 and Fig. 4, in the first mounting plate 113 and second
It is provided with slide bar 116 between mounting plate 114, sliding bearing 117 is provided on slide bar 116, Electromagnetic Treatment case 120 passes through protective cover
123 bottom plate is connected and fixed with sliding bearing 117.Be set using so lesser power can push Electromagnetic Treatment case 120 along
Slide bar 116 moves linearly, can position of the flexible modulation Electromagnetic Treatment case 120 on device workbench 110, be conducive to pulsed magnetic field
It is coupled with impulse electric field.
It is preferred that slide bar 116 is horizontally disposed with, and two for making that slide bar 116 is parallel to each other.It may make entire electromagnetism in this way
Treatment box 120 does linear reciprocating motion in the horizontal direction, and electromagnetic field couples effect is more preferable, and improves to Electromagnetic Treatment case 120
The stability of support.In order to further enhance the reliability of support, at least two slidings usually are provided on every slide bar 116
Bearing 117 and the bottom plate of protective cover 123 are attached.
Tubular internal model 121 is preferably cylinder, and electromagnetic coil 122 is preferably twined using circulating type copper wire in tubular internal model 121
Around, make the magnetic field generated in energization have certain range and concentration degree, can allow magnetic field in Electromagnetic Treatment cavity 124
Certain direction is kept, is further conducive to pulsed magnetic field and is coupled with impulse electric field.
Protective cover 123 can protect electromagnetic coil 122, and also have the function of armoured magnetic field, can prevent Electromagnetic Treatment
The high-intensity magnetic field that case 120 generates is to outward leakage, it is ensured that safe operation.Protective cover 123 is usually made of magnetic shield material, preferably by
Copper at.Protective cover 123 can also be made by other materials, in order to allow the high-intensity magnetic field of generation beyond rapid within the scope of certain space
Fall sharply, the copper sheet of good conductivity is installed on each face in protective cover 123, carries out the insertion of Omnidirectional enclosed formula, Ji Kefang
Only magnetic field has an adverse effect to operator.
Electricity is connect for the ease of Electromagnetic Treatment case 120, then as shown in figure 3, is usually provided in protective cover 123 and electromagnetic wire
The tangent line bronze medal 125 of 122 electrical connection of circle, tangent line bronze medal 125 are equipped with electrical power source connection.
For the ease of driving Electromagnetic Treatment case 120 to slide, which is set with Electromagnetic Treatment
Standby control system generally further includes transmission mechanism, and transmission mechanism includes screw rod, feed screw nut and is electrically connected with control centre
Servo motor, screw rod are rotatably arranged between the first mounting plate 113 and the second mounting plate 114, and feed screw nut is threadedly coupled
It is fixedly connected on screw rod and with Electromagnetic Treatment case 120, servo motor is arranged on device workbench 110 and connects with screw rod transmission
It connects.When needing to slide Electromagnetic Treatment case 120, control centre controls servo motor operating, and then drives screw rod rotation, to make
Feed screw nut drives Electromagnetic Treatment case 120 to move on device workbench 110 along slide bar 116.Transmission mechanism also typically includes
One the 4th programmable logic controller (PLC), servo motor are electrically connected with the 4th programmable logic controller (PLC), the 4th programmable logic
Controller is connect by Ethernet and interchanger with control centre, and the 4th control signal control that can be issued according to control centre
Servo motor, to realize the automatic control to 120 shift position of Electromagnetic Treatment case.
Power supply is used to provide the electric energy for generating impulse electric field and pulsed magnetic field.Electric field occurs power supply 220 and has generally included the
One programmable logic controller (PLC), high pressure resistant charge and discharge capacitance group, reverse-blocking tetrode thyristor, rectification circuit and IGBT high-speed switch, first can
Programmed logic controller is connect by Ethernet and interchanger with control centre, and the first control that can be issued according to control centre
Intensity, frequency, number of pulses and the off time of signal control impulse electric field.Wherein, high pressure resistant charge and discharge capacitance group is large capacity
Capacitor, high voltage direct current flow can be stored；Reverse-blocking tetrode thyristor, abbreviation SCR, is mainly used for rectified voltage；Rectification circuit,
Control, connection, work and booster action are played in entire circuit system, using existing rectification circuit, generally " printing is electric
Road+logic circuit+PLC "；IGBT high-speed switch is the full-bridge circuit of powerful IGBT module composition.It is mainly controlled
Parameter are as follows: maximum Qiang Du≤25KA of pulse output circuit, frequency are generally 50/60HZ, and the range of number of pulses is 1~999
A, the interval time between each pulse is 1~99 second.
Cooler 300 is mainly used for cooling down Electromagnetic Treatment case 120, generates high-intensity magnetic field and forceful electric power to avoid high current
The a large amount of thermal conductivities generated during cause the temperature in magnetic treatment cavity 124 to exceed normal range (NR), guarantee the magnetic field strength generated
Stable and operating time, it is ensured that the efficient coupling of pulsed magnetic field and impulse electric field so just can be achieved in the normal operation of equipment,
The processing to workpiece 513 is completed, and also ensures the service life of electromagnetic coupling processing unit 100.Cooler 300 can be
It is a variety of, preferably as shown in Figure 5 comprising compressor 310, condenser 320, expansion valve 330, evaporator 340, water pump 350 and water
Case 360, compressor 310, condenser 320 and expansion valve 330 are connected in turn between the outlet end and input end of evaporator 340,
Evaporator 340 and water pump 350 are arranged in water tank 360, and the water outlet of water pump 350 passes through circulation water inlet pipe and cooling line
The water outlet of water inlet connection, cooling line is connect by recycling outlet with the water inlet of water tank 360.It is general in water tank 360
Distilled water is packed into as cooling water source, because distilled water water quality is pure, is conducive to protect equipment during circulating cooling, prevent
Occur phenomena such as corrosion, scale in the long-term use, influences the function of equipment.Cooler 300 also typically include respectively with
The third programmable logic controller (PLC) that compressor 310, condenser 320, expansion valve 330, evaporator 340 and water pump 350 are electrically connected,
And it is electrically connected by third programmable logic controller (PLC) with control centre；Third programmable logic controller (PLC) passes through Ethernet and friendship
Change planes and connect with control centre, according to control centre issue third control signal, control cooler 300 cooling water flow and
Refrigeration work consumption.Usually occur also to be connected with the cooler for cooling down it on power supply 220 in electric field.
In order to promote the cooling effect to Electromagnetic Treatment case 120, cooling line is twist preferably wound around electromagnetic wire
The outside of circle 122.Cooling fin can also be set on cooling line, and it is in be spaced apart that cooling fin, which can be multiple, or
It is multiple to be distributed on cooling line in scale.
Delivery mechanism 400 be used to for workpiece 513 to be processed being transported between movable mandril 111 and fixed mandril 112 and
Workpiece 513 after will be processed takes between the head part electrode tip of movable mandril 111 and the head part electrode tip of fixed mandril 112
Under, it can reduce the influence that manual operation handles workpiece 513, improve the accuracy of device efficiency and 513 clamping of workpiece, more
Securely and reliably.Delivery mechanism 400 can be a variety of, such as: Belt Conveying structure, chain delivery machanism, crawl delivery mechanism etc.
Deng preferably as shown in Figure 1, delivery mechanism 400 includes rail bed 410 and manipulator 420, manipulator 420 is mounted slidably
On the track of rail bed 410.Manipulator 420 is carried out sending part and be fetched for grabbing workpiece 513, and can be in rail bed
It is moved on 410, promotes conveying range.
As a preferred solution of the present invention, in conjunction with shown in Fig. 1 and Fig. 6, the metal material interior microscopic defect repair
The control system of electricity consumption magnetic treatment equipment further includes pressure blocking formula fixture 500, and pressure blocking formula fixture 500 includes having groove
Holder 510 and the adjusting end block 520 and fixed end block 530 that are separately positioned on 510 position of holder where groove both ends, Gu
The head part electrode tip for determining mandril 112, which is pressed on, to be adjusted on end block 520, and the head part electrode tip of movable mandril 111 is pressed on fixing end
On block 523；It is provided with sliding block 511 in the groove of holder 510, adjusts and is provided with adjusting corresponding with sliding block 511 on end block 520
Mechanism, the adjustment effect sliding block 511 of regulating mechanism can be along concave slot sports；Between sliding block 511 and fixed end block 530
It is provided with locating piece 512 in groove, under the positioning action of locating piece 512, enables to be clamped in sliding block 511 and fixed end block
Workpiece 513 between 530 keeps coaxial with fixed mandril 112；The crawl section of manipulator 420 and pressure blocking formula fixture 500
Locating piece 512 is corresponding.
When clamping, workpiece 513 is placed between sliding block 511 and fixed end block 530, make 513 both ends of workpiece respectively with cunning
Block 511 is corresponding with the fixed side of end block 530, and adjusts the positioning workpiece 513 of locating piece 512 and make workpiece 513 and fixed mandril
112 keep coaxial, to guarantee that workpiece 513 is at the center of electromagnetic coupling field, then again by adjusting the tune on end block 520
511 position of mechanism adjusting slider is saved, workpiece 513 is clamped between sliding block 511 and fixed end block 530.Movable mandril 111 and solid
The drive train pressure determined on mandril 112 is born by the outside of jig main body, is not transferred to inside it, is guaranteed suffered by workpiece 513
Clamp pressure be not subject to the influence of drive train pressure.
Wherein, end block 520 and fixed end block 530 are adjusted generally pass through connector and be connected with holder 510, connector can be with
It is a variety of, such as: screw, bolt, pin, fastener etc.；Sliding block 511 is mainly used for solid to clamp with the fixed cooperation of end block 530
Determine workpiece 513, sliding block 511 is arranged in the groove of holder 510 and can be along concave slot sports, to clamp various sizes of workpiece
513；The side relative to each other with fixed end block 530 of sliding block 511 is corresponding two part clamping faces, in order to enable workpiece
513 have the effect of well closely contacting to guarantee that electromagnetic field is handled with clamping face, usually make two part clamping faces difference
Match with the both ends of workpiece 513, i.e., so that the shape of two part clamping faces is agreed with 513 both ends shape of workpiece respectively.It is fixed
Position part 512 has the positioning chamber to match with 513 shape of workpiece, enables to work for positioning workpiece 513, locating piece 512
The axial line of the axial line of part 513 and movable mandril 111 and fixed mandril 112 keeps conllinear, optional for different workpiece 513
With corresponding locating piece 512；Position adjustment structure can also be set on locating piece 512, to adjust the clamping of workpiece 513
Position up and down is further ensured that the accuracy of clamping；Position adjustment structure can be a variety of, such as: wedge-shaped adjusting block, tune
Save nut, lifting regulating mechanism, level(l)ing mechanism etc..Sliding block 511 and fixed end block 530 are to the clamp pressure of workpiece 513
It can be adjusted by the regulating mechanism being arranged on adjusting end block 520, regulating mechanism can be a variety of, such as: cylinder, oil
Cylinder, elastic telescopic device, mandril etc..
In order to guarantee regulating effect and simplify structure, then as shown in figure 5, regulating mechanism include threaded rod 521 and setting exist
The threaded hole on end block 520 is adjusted, threaded rod 521 is connected on threaded hole, and the both ends of threaded rod 521 are located at adjusting end block
520 two sides, and one end of threaded rod 521 is corresponding with sliding block 511, the other end is equipped with and screws portion；Fixed mandril 112 passes through
Sleeve 522, which is pressed on, to be adjusted on end block 420, and sleeve 522 covers on the other end of threaded rod 521.
The regulating mechanism may make threaded rod 521 to resist sliding block 511 and adjust it in groove by rotary screwing thread bar 521
Position and pressure to workpiece 513；To the size of 513 clamp pressure of workpiece, generally by turning the different circle numbers of threaded rod 521
Apply different clamp pressures, guaranteeing effectively clamp workpiece 513 under the premise of not damaging workpiece 513.Threaded rod
The set portion of screwing turns position for threaded rod 521 on 521 other ends, can be a variety of, such as: delthyrium shape, square hole
Shape, blossom type, interior hexagon, hexagonal head type etc.；It in order to facilitate processing and screws, preferably sets linear type for the portion of screwing
Opening.
On the basis of the above, for the pressure for making full use of threaded rod 521 to apply, clamping effect is improved, spiral shell is usually made
Pit is arranged along the length direction of groove, so may make threaded rod 521 parallel with groove.
In order to avoid bringing adverse effect to the effect that electromagnetic field is handled, insulating materials production 510 He of holder is generallyd use
Locating piece 512；In order to be conducive to improve the effect of electromagnetic field processing, generallys use conductor material production sliding block 511, adjusts end block
520, threaded rod 521, sleeve 522 and fixed end block 530, it is preferred to use the material of high conductivity is made.
Sensing element mainly passes through the displacement of Electromagnetic Treatment case 120, magnetic field, temperature in each sensor detection device operational process
The signals such as degree, electric current so that processing parameter is met the requirements, improve pair so that control centre is controlled and adjusted to equipment
The accuracy of metal material interior microscopic defect repair.For the ease of data conversion, displacement sensor 610, tesla's sensor
620, temperature sensor 630 and Hall current sensor 640, which generally may be programmed by multichannel digital-to-analogue conversion card with second, patrols
Controller 650 is collected to be electrically connected.Displacement sensor 610 is to be converted into linear therewith by mechanical displacement by potentiometer element or appoint
The voltage of meaning function or resistance output, with the position of precise measurement Electromagnetic Treatment case 120 and degrees of offset；Tesla's sensor
620 magnetic field strengths for being used to generate when working to equipment detect；Temperature sensor 630 sense temperature and can convert thereof into
Usable output signal, to occur to vary with temperature when power supply 220 works to electric field and the resistance variations that generate are supervised in real time
Control；Hall current sensor 640 is used for when electric field occurs the electric current that power supply 220 generates and passes through thin slice, perpendicular to electric current and
The electromotive force that magnetic direction generates, to measure its direct current or exchange.Multichannel digital-to-analogue conversion card is to convert analog signals into number
The electronic component of word signal.
Control centre is the core component of the system, generally includes comparator, controller and actuator, with detecting means
A control closed loop is formed between part and controlled device.Control centre by Ethernet and interchanger respectively with each controlled device into
Row connecting communication.The control system of the metal material interior microscopic defect repair electricity consumption magnetic treatment equipment generally further includes that input is set
Standby and warning device, input equipment and warning device are electrically connected with control centre respectively.It can by input equipment and control centre
Human-computer interaction is carried out, realizes the setting and change and the importing of data and export of control parameter；And it can be selected by control centre
It selects and whether opens external control, handled with the impulse electric field processing or Sing plus magnetic field that are implemented and carried out single, or into
The processing of row electromagnetic coupling；To electric field level, the magnetic field power, current impulse number, magnetic field cycle-index, pulse in treatment process
Real-time display and automatic control are carried out with the cooling water temperature etc. of intercycle time, cooler 300.Control mode is preferably such as
Under: the frequency of equipment is 50HZ, and pulse number is 1~999, and arteries and veins group interval time is 1ms, and arteries and veins group total number is 1~999
It is a.Control centre's real-time monitoring and back-to-back running situation in the equipment course of work, once it is in an emergency, such as: pass through tune
Control can not all correct deviation, and control centre can be immediately controlled warning device and issue the tinkle of bells alarm, and automatically cut off the power, and simultaneously will
In failure cause feedback to its man-machine interface, later period maintenance is facilitated to handle.
Claims (10)
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| CN110343816A (en) * | 2019-07-12 | 2019-10-18 | 武汉理工大学 | A method of using electricity, magnetic and electromagnetic coupling pulse modifier metal parts |
| CN116694871A (en) * | 2023-05-31 | 2023-09-05 | 武汉理工大学 | Electromagnetic impact improving method for rolling contact fatigue performance of bearing steel |
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| CN109913619B (en) | 2020-12-29 |
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