CN101342622A - Embedding slice type composite tool and electrochemic mechanical composite processing device and its processing method - Google Patents
Embedding slice type composite tool and electrochemic mechanical composite processing device and its processing method Download PDFInfo
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- CN101342622A CN101342622A CNA2008100289891A CN200810028989A CN101342622A CN 101342622 A CN101342622 A CN 101342622A CN A2008100289891 A CNA2008100289891 A CN A2008100289891A CN 200810028989 A CN200810028989 A CN 200810028989A CN 101342622 A CN101342622 A CN 101342622A
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Abstract
The invention relates to an inserted sheet type composite tool and an electrochemical and mechanical composite machining device and a machining method thereof. The composite tool of the invention comprises an inserted sheet and a substrate. The inserted sheet is fixed on the substrate. The composite tool of the invention has the advantages of simple fabrication, easy replacement of the inserted sheet, adjusting the inter-electrode gap and the ratio of the electrolysis area and the grinding area of the machining process by adjusting the geometric parameter of the inserted sheet and the substrate, simultaneously adopting the little grinding particle as possible according to the material to be machined, and consequently achieving the higher surface roughness. The composite machining device of the invention comprises a mechanical movement mechanism, a control system and an electrolyte supply system, wherein the mechanical movement mechanism comprises a mechanism enabling the composite tool to do the self-rotation motion, and a mechanism enabling the composite tool to do the upward and downward, front and back, and left and right motion relative to the workpiece. The machining process of the invention utilizes the principle of electrochemical anode dissolution and the mechanical film scraping to remove the metal. For the difficult-machining material, the machining method has the advantages of small tool loss, high machining efficiency and high machining accuracy.
Description
Technical field
The present invention relates to inserted type composite tool and electrochemical machinery complex machining device and processing method thereof, be specifically related to a kind of inserted type composite tool and use the processing unit (plant) and the processing method thereof of the electrochemical machinery composite polishing and the excision forming of this instrument.
Background technology
At present, electrochemistry and as follows with the present situation of mechanical Compound Machining:
1) electrolytic formation process technology: be to utilize metal works that a kind of process technology of anodic solution takes place in electrolyte.Electrolyzed Processing has that process is stable, and machinable material ranges is wide, and electrode is lossless, process velocity than the fast 5-10 of spark machined doubly, machining gap be 10 times of spark machined with first-class characteristics, be suitable for the copy type processing of heavy parts.But, must make shaped electrode, and the precision of shaped electrode is very big to the influence of crudy.
2) electrobrightening technology: be the higher processing method of a kind of efficient of utilizing the principle of electrochemistry anodic solution that the metal surface is polished.The principle of electrobrightening is the same with the electrolytic formation machining principle, and still, glossing is different with moulding process, and the material removal amount of its requirement is little, the precision height, and surface quality is good.Therefore, require the process of electrolysis is realized high-precision control.
3) electrochemical machinery Combined Machining Technology: be the main mode of removing as material with electrolysis, generate passivating film and influence further carrying out of electrolysis by electrolysis, remove passivating film with suitable mechanism again, its key is how to mate electrolysis and mechanism.This technology starts from Japan's seventies in 20th century, the eighties of the surface of successful Application stainless steel, charcoal steel part and the polishing of the inside and outside circle surfaces of revolution, optimum efficiency can reach minute surface, and China began one's study from the nineties, but also has a lot of problems in actual application.
In addition, the instrument form of electrochemical grinding processing both at home and abroad mostly is grinding wheel type or copy type at present, and the processing of general electrochemical machinery is difficult to be applied to the polishing in fields such as narrow slit, deep trouth because the emery wheel size is bigger.
Summary of the invention
The objective of the invention is to consider the problems referred to above and a kind of inserted type composite tool that electrolysis and mechanical grinding can be combined is provided.Inserted type composite tool of the present invention is simple for production, and it is easy to change dummy slider.
Another object of the present invention is to provide a kind of tool loss little, working (machining) efficiency height, the electrochemical machinery complex machining device that machining accuracy is high.
The present invention also has a purpose to be to provide a kind of control convenient, the processing method of electrochemical machinery complex machining device simple to operate.
Technical scheme of the present invention is:
Composite tool of the present invention includes can remove the processing of material, polishing, strike off the dummy slider of the zone of passivating film and guiding Electrolyzed Processing and direction and as the matrix of the tool-electrode of Electrolyzed Processing, dummy slider is fixed on the matrix.
The finished surface of above-mentioned dummy slider uses the method for plating or soldering to enclose one deck abrasive particle, perhaps is sintered directly into the sand sheet of dummy slider form with powder metallurgy method.
Pass through the insulating resin adhesive bond between above-mentioned dummy slider and the matrix; Or the faying face of above-mentioned dummy slider and matrix is coated with and is brushed with coatings, by connector dummy slider is fixed on the matrix again.
Pole clearance between above-mentioned dummy slider and the matrix is regulated by the size of adjusting dummy slider, the ratio in Electrolyzed Processing district and grinding district by the dummy slider outer surface radian and the ratio between the radian of outer surface of matrix adjust.
The electrochemical machinery complex machining device of use inserted type composite tool of the present invention, include mechanical motion mechanism, control system and electrolyte is sprayed into the electrolyte supply system of machining area, wherein mechanical motion mechanism includes support, is installed in the mechanism that can make composite tool realize the mechanism of spin motion and composite tool is moved up and down with respect to the workpiece realization on the support all around, and control system is controlled the motion of mechanical motion mechanism and the supply process of control electrolyte supply system respectively.
The above-mentioned mechanism that makes composite tool realize spin motion includes buncher, shaft coupling, two commutators, hand fastening drill clutch, wherein the output shaft of buncher is connected with hand fastening drill clutch by shaft coupling and two commutators that rotatablely move that rotatablely moving of vertical direction converted on the horizontal direction, and composite tool is installed on the hand fastening drill clutch; Make composite tool realize up and down that with respect to workpiece the mechanism of motion includes support all around, the Y-axis workbench, the X-axis workbench, T type workbench, the Z axis rail, leading screw, stepper motor, stand, anchor clamps, make composite tool realize that the mechanism of spin motion is installed on the stand, stand is installed in to be done to go up on the Z axis rail of motion down, the Z axis rail is connected with leading screw driven by stepper motors, the anchor clamps of clamping work pieces are fixed on the T type workbench, T type workbench is installed on the electrolytic bath, electrolytic bath is fixed on the X-axis workbench by groove seat and fixture, the X-axis workbench is installed on the Y-axis workbench, the Y-axis workbench is installed on the support, the drive unit of X-axis workbench and Y-axis workbench is electrically connected with control system respectively, and the electrolyte supply system is connected with the nozzle that places machining area.
Above-mentioned two commutators are realized its commutation by bevel-gear sett, and be fixed on two lower cantalevers by bolt and bearing block, be equiped with the leading screw that to adjust spacing between it between two lower cantalevers, synchronous pulley and band connection synchronously by realizing that both are synchronized with the movement between two commutators; Above-mentioned synchronous band also is equipped with strainer, on the column that strainer is packed in support is connected.
Above-mentioned control system includes the supervising device and the motor driver of central control unit, data collecting card, voltage and current monitoring device, motion control card, interface circuit, the pulse power, D/A converter, process, the input of central control unit is connected with the voltage and current monitoring device by data collecting card, the output of central control unit is connected with interface circuit and D/A converter respectively by motion control card, interface circuit is connected with the pulse power, the frequency of control impuls power supply, voltage, dutycycle; D/A converter is electrically connected with the drive unit of X-axis workbench and Y-axis workbench respectively and is electrically connected with stepper motor, buncher.
Above-mentioned central control unit also is connected with display, speed governing frequency converter, display is provided with processing electric current display window, processing frequency display window, machining voltage display window, and central control unit also is connected with supply frequency and adjusts knob, supply voltage adjustment knob, dutycycle adjustment knob, keyboard.
Above-mentioned electrolyte supply system includes nozzle, filter screen, filter core, liquid reserve tank, water pump, support, water pipe head, column, water pipe bump joint, water pump is extracted electrolyte out through filter screen, filter core from liquid reserve tank, and deliver to the nozzle that electrolyte is sprayed into machining area by the road, electrolyte goes out the interruption-forming high pressure nozzle, and the electrolyte that comes out from nozzle flows back to liquid reserve tank via water pipe head, water pipe bump joint and the water pipe thereof of electrolytic bath bottom.
The processing method of electrochemical machinery composite polishing of the present invention and excision forming device, it comprises the steps:
1) workpiece and composite tool are installed, and are selected to comprise the technological parameter of roll rate, feed speed, tool parameters, power parameter and the electrolyte prescription thereof of instrument according to workpiece material and processing request;
2) machining shape as requested carries out the code programming of process in the CAD programing system;
3) workpiece and composite tool connect the negative pole and the positive pole of processing power source respectively;
4) open water pump, start the electrolyte supply system;
5) machining code is read in the start-up control system, carries out the processing of workpiece;
6) in the process, the main mode that Electrolyzed Processing is removed as material, the main effect of grinding is to remove the passivating film that generates in the electrolytic process, with the zone and the direction of guiding Electrolyzed Processing; Control system can be carried out real time monitoring and regulates machining status, makes whole process systems keep best state.
The present invention is owing to adopt the structure of inserted type composite tool as electrode, novel inserted type composite tool combines electrolysis and mechanical grinding, realized that the Electrolyzed Processing range of work is wide, little and the good advantage combination of mechanical grinding processing controllability of tool loss, utilize the machinery of grinding to scrape zone and the direction that membrane interaction guides Electrolyzed Processing, improve the controllability of electrochemical machining process.Novel inserted type composite tool among the present invention is simple for production, the replacing dummy slider is easy, can adjust pole clearance in the process by the geometric parameter of adjusting dummy slider and matrix, the ratio of electrolysis zone and grinding area, simultaneously can adopt the little abrasive particle of trying one's best, thereby reach than higher surface roughness according to rapidoprint.Because its design feature can be competent at the polishing in fields such as narrow slit, deep trouth, the process of electrochemical machinery complex machining device of the present invention is a technology of utilizing electrochemistry anodic solution principle and machinery to scrape the compound realization metal removal of membrane interaction.In electrochemical machinery processing, electrochemistry and mechanism run through its process all the time, and the removal of material is mainly finished with electrochemical action, therefore, it is little that the present invention has a tool loss to the processing of difficult-to-machine material, working (machining) efficiency height, characteristics such as machining accuracy height.In addition, the control system among the present invention is judged the whether short circuit of the residing state of Electrolyzed Processing according to gathering electric current, magnitude of voltage in the process, adjusts mechanical feed parameter and power parameter automatically to adapt to processing.Processing method of the present invention is owing to combine the advantage of Electrolyzed Processing and machining, it is lower that this technical process has processing cost, machining accuracy is higher, and the characteristics that tool loss is little have certain advantage in the processing that realizes unmanageable polishing and plane and curved surface.
Description of drawings
Fig. 1 (1) is the structural representation of composite tool of the present invention;
Fig. 1 (2) is the side view of Fig. 1 (1);
Fig. 2 (1) is the stereogram of another structure of composite tool of the present invention;
Fig. 2 (2) is the front view of Fig. 2 (1);
Fig. 2 (3) is the side view of Fig. 2 (2);
Fig. 3 is the structural representation of electrochemical machinery Compound Machining of the present invention;
Fig. 4 is the side view of electrochemical machinery Compound Machining of the present invention;
Fig. 5 is the plane of central control unit of the present invention;
Fig. 6 is the schematic diagram of control system of the present invention.
Among the figure: 221 dummy sliders; 222 matrixes; 223 abrasive particles; 1 support; 2Y axle workbench; 3X axle workbench; 4 tank seats; 5 electrolytic baths; T stage in 6 tanks; 7 commutators; 8 hand fastening drill clutch; 9 lower cantalevers; 10 are with synchronously; 11 shaft couplings; 12 bunchers; The 13Z axis rail; 14 leading screws; 15 stepper motors; 16 leading screws; 17 lower cantalevers; 18 stands; 19 bearing blocks; 20 synchronous pulleys; 21 nozzles; 22 composite tools; 23 bolts; 24 workpiece; 25 anchor clamps; 26 displays; 27 processing electric current display windows; 28 processing frequency display windows; 29 speed governing frequency converters; 30 machining voltage display windows; 31 supply frequencies are adjusted knob; 32 supply voltages are adjusted knob; 33 dutycycles are adjusted knob; 34 keyboards; 35 filter screens; 36 filtering element (cartridge)s; 37 liquid reserve tanks; 38 water pumps; 39 water pipe heads; 40 columns; 41 strainers; 42 water pipe bump joints.
The specific embodiment
Embodiment:
The structural representation of composite tool 22 of the present invention is shown in Fig. 1 (1), Fig. 1 (2), Fig. 2 (1), Fig. 2 (2), composite tool 22 of the present invention includes can remove the processing of material, polishing, strike off the dummy slider 221 of the zone of passivating film and guiding Electrolyzed Processing and direction and as the matrix 222 of the tool-electrode of Electrolyzed Processing, dummy slider 221 is fixed on the matrix 222.
The finished surface of above-mentioned dummy slider 221 uses the method for plating or soldering to enclose one deck abrasive particle 223, perhaps is sintered directly into the sand sheet of dummy slider form with powder metallurgy method.
Pass through the insulating resin adhesive bond between above-mentioned dummy slider 221 and the matrix 222, shown in Fig. 1 (1), Fig. 1 (2); When dummy slider 221 and matrix 222 sizes are bigger, also can be coated with and be brushed with coatings at the faying face of dummy slider 221 and matrix 222, by connector 224 dummy slider 221 is fixed on the matrix 222 again.As Fig. 2 (1), Fig. 2 (2), shown in Fig. 2 (3), in the present embodiment, connector 224 is a screw, and dummy slider 221 can be changed flexibly.
Pole clearance between above-mentioned dummy slider 221 and the matrix 222 is regulated by the size of adjusting dummy slider 221, the ratio in Electrolyzed Processing district and grinding district by dummy slider 221 outer surfaces radian and the ratio between the radian of matrix 222 outer surfaces adjust.
The present invention uses the structural representation of electrochemical machinery complex machining device of inserted type composite tool shown in Fig. 3,4,5, include mechanical motion mechanism, control system and electrolyte is sprayed into the electrolyte supply system of machining area, wherein mechanical motion mechanism includes support 1, is installed in the mechanism that can make composite tool 22 realize the mechanism of spin motion and composite tool 22 is moved up and down with respect to workpiece 24 realizations on the support 1 all around, and control system is controlled the motion of mechanical motion mechanism and the supply process of control electrolyte supply system respectively.
In the present embodiment, the above-mentioned mechanism that makes composite tool 22 realize spin motions includes buncher 12, shaft coupling 11, two commutators 7,7A, hand fastening drill clutch 8, wherein the output shaft of buncher 12 is connected with hand fastening drill clutch 8 by shaft coupling 11 and two commutators 7 that rotatablely move, 7A that rotatablely moving of vertical direction converted on the horizontal direction, and composite tool 22 is installed on the hand fastening drill clutch 8; Make composite tool 22 realize up and down that with respect to workpiece 24 mechanism of motion includes support 1 all around, Y-axis workbench 2, X-axis workbench 3, T type workbench 6, Z axis rail 13, leading screw 14, stepper motor 15, stand 18, anchor clamps 25, make composite tool 22 realize that the mechanism of spin motion is installed on the stand 18, stand 18 is installed in to be done to go up on the Z axis rail 13 of motion down, Z axis rail 13 is connected with the leading screw 14 that is driven by stepper motor 15, the anchor clamps 25 of clamping work pieces 24 are fixed on the T type workbench 6, T type workbench 6 is installed on the electrolytic bath 5, electrolytic bath 5 is fixed on the X-axis workbench 3 by groove seat 4 and fixture, X-axis workbench 3 is installed on the Y-axis workbench 2, Y-axis workbench 2 is installed on the support 1, the drive unit of X-axis workbench 3 and Y-axis workbench 2 is electrically connected with control system respectively, and the electrolyte supply system is connected with the nozzle 21 that places machining area.
In the present embodiment, above-mentioned two commutators 7,7A realize its commutation by bevel-gear sett, and be fixed on two lower cantalevers 9,17 by bolt 23 and bearing block 19, be equiped with between two lower cantalevers 9,17 between leading screw 16, two commutators 7 that can adjust spacing between it, the 7A by realizing the synchronous pulley 20 that both are synchronized with the movement and being with 10 to connect synchronously; Above-mentionedly be with 10 strainer 41 also is housed synchronously, strainer 41 is packed on the column 40 that is connected with support 1.
In the present embodiment, the schematic diagram of above-mentioned control system as shown in Figure 6, include central control unit 51, data collecting card 52, voltage and current monitoring device 53, motion control card 54, interface circuit 55, the pulse power 56, D/A converter 57, the supervising device of process and motor driver, the input of central control unit 51 is connected with voltage and current monitoring device 53 by data collecting card 52, the output of central control unit 51 is connected with interface circuit 55 and D/A converter 57 respectively by motion control card 54, interface circuit 55 is connected with the pulse power 56, the frequency of control impuls power supply 56, voltage, dutycycle; D/A converter 57 is electrically connected with the drive unit of X-axis workbench 3 and Y-axis workbench 2 respectively and is electrically connected with stepper motor 15, buncher 12.
In addition, use for ease of the user, above-mentioned central control unit 51 also is connected with display 26, speed governing frequency converter 29, display 26 be provided with the processing electric current display window (27, processing frequency display window 28, machining voltage display window 30, central control unit 51 also is connected with supply frequency and adjusts that knob 31, supply voltage are adjusted knob 32, dutycycle is adjusted knob 33, keyboard 34.
In the present embodiment, above-mentioned electrolyte supply system includes nozzle 21, filter screen 35, filter core 36, liquid reserve tank 37, water pump 38, support 39, water pipe head 39, column 40, water pipe bump joint 42, water pump 38 is extracted electrolyte out through filter screen 35, filter core 36 from liquid reserve tank 37, and deliver to the nozzle 21 that electrolyte is sprayed into machining area by the road, electrolyte goes out the interruption-forming high pressure nozzle 21, and the electrolyte that comes out from nozzle 21 flows back to liquid reserve tank 37 via water pipe head 39, water pipe bump joint 42 and the water pipe thereof of electrolytic bath 4 bottoms.
The processing method of electrochemical machinery composite polishing of the present invention and excision forming device, it comprises the steps:
1) workpiece 24 and composite tool 22 are installed, and are selected to comprise the technological parameter of roll rate, feed speed, tool parameters, power parameter and the electrolyte prescription thereof of instrument according to workpiece material and processing request;
2) machining shape as requested carries out the code programming of process in the CAD programing system;
3) workpiece 24 and composite tool 22 connect the negative pole and the positive pole of processing power source respectively;
4) open water pump 38, start the electrolyte supply system;
5) machining code is read in the start-up control system, carries out the processing of workpiece;
6) in the process, the main mode that Electrolyzed Processing is removed as material, the main effect of grinding is to remove the passivating film that generates in the electrolytic process, with the zone and the direction of guiding Electrolyzed Processing; Control system can be carried out real time monitoring and regulates machining status, makes whole process systems keep best state.
Operation principle of the present invention is as follows: buncher 12 vertical direction of the present invention move through commutator 7,7A converts rotatablely moving on hand fastening drill clutch 8 horizontal directions to, and composite tool 22 is installed on the chuck 8, so composite tool 22 is realized spin motion with drill chuck 8 rotations.In addition, the function of its commutation is realized in commutator 7 inside by bevel-gear sett, commutator 7 is fixed on the lower cantalever 9,17 by bolt and bearing block 19, and the spacing between two lower cantalevers 9,17 can be adjusted by leading screw 16, thereby adapts to the composite tool of different length.Between two commutators 7, the 7A by synchronous pulley 20 be with 10 to realize that both are synchronized with the movement synchronously, when adjust between two commutators apart from the time, by changing synchronously with 10 and adjusting the composite tool 22 that adapts to different length synchronously with 10 strainer 41.In addition, stepper motor 15 drives the following upward motion that leading screw 14 can be realized stand 18, because the spin motion mechanism of whole composite tool 22 is mounted on the stand 18, therefore, can realize the axle of the Z up and down motion of composite tool 22 relative workpiece 24.In addition, can realize by workpiece X axis and Y-motion all around by control system, thus realize the X axis of workpiece 24 relative composite tools 22 and Y-axis to motion.By the scheduling of control system to X, Y, Z axle, polishing and processing and forming that this device can be realized some curved surfaces in the Y, Z plane to workpiece also can realize the efficient cutting processing to processing.
The operation principle of control system during the processing beginning, is at first tentatively determined its machined parameters according to the material and the processing request of processing work as shown in Figure 6.In process, by the real-time voltage and current of data collecting card collection.And the PC primary control program reads the information of the voltage and current the process by internal bus from data collecting card, and it is compared with data in the technological parameter storehouse, output to the feeding parameter of motion control card control XYZ axle by result's feedback relatively, the roll rate of instrument, and the frequency by interface circuit control impuls power supply, voltage, dutycycle.
The electrolyte of electrolyte supply system is carried out injecting type and is supplied with, water pump 38 is extracted through filtering element (cartridge) 36 electrolyte out from liquid reserve tank 37, go out to form high pressure at nozzle 21, and electrolyte is sprayed into machining area, reach and guarantee that machining area is full of electrolyte, and the purpose of auxiliary chip removal.The electrolyte that comes out from nozzle 21 flows back to liquid reserve tank via the water pipe head 39 of electrolytic bath bottom.Two-layer filter screen 35 is arranged in the liquid reserve tank, and purpose is in order to filter the scrap that is mixed in the electrolyte the inside.Whole electrolyte liquid-supplying system mainly has the function of supply, recovery, filtration, storage electrolyte, reaches the purpose that circulate electrolyte is utilized.Because in process, in order to realize guiding with ablation the purpose of Electrolyzed Processing, therefore, the Na3PO4 of the general passivation properties of electrolyte prescription, Na2CO3 etc. if consider to improve working (machining) efficiency, also can adopt neutral electrolyte prescriptions such as NaNO3.
Inserted type composite tool of the present invention makes electrochemistry processing and machining effectively in conjunction with finding suitable carriers, and to reach electrochemistry working (machining) efficiency height, surface quality is good, and the machining controllability is good, the advantage combination that the rapidoprint restriction is few.In the process of processing, matrix is as electrode in the electrochemical machining process in the composite tool, and the effect of dummy slider mainly is to remove the passivating film that produces in the electrochemical machining process, with the zone of further carrying out and the direction of guiding electrolysis.This instrument can be adjusted the pole clearance of Electrolyzed Processing easily by the dummy slider of making a series of different sizes, and the pole clearance is the important parameter in the electrochemical machining process, it is related to the chip removal of process, the electrolyte flow field, and the distribution of electric field and electric current, therefore, seek the importance that suitable pole clearance is an Electrolyzed Processing, and the inserted type composite tool provides this condition.In addition, in the electrochemical machinery compound processing course, another important parameters is the ratio of electrochemistry processing and machining, it is related in the process, the sort of processing plays a major role, therefore, be related to the loss of instrument, surface quality, working (machining) efficiency, and the inserted type composite tool can obtain different electrolysis and grinding ratio in the process by the dummy slider of making serial different camber ratios with matrix, thereby can seek in the different occasion electrochemical machinery of different materials Compound Machining the more excellent Electrolyzed Processing and the ratio of grinding.
How the control system of the present invention's equipment is by judging machining state to the monitoring of electric current in the process and voltage, whether short circuit, further, make processing be in optimum state, thereby obtain more excellent processing effect and crudy by adjusting power parameter and feeding parameter.The technological parameter library storage obtains its more excellent machined parameters to the processing technology test of different materials.In the starting stage of processing, direct calling technological parameter library parameter, and in process, finely tune by control system, make to process to be in optimum state.
Claims (10)
1, a kind of inserted type composite tool, composite tool (22) includes can remove the processing of material, polishing, strike off the dummy slider (221) of the zone of passivating film and guiding Electrolyzed Processing and direction and as the matrix (222) of the tool-electrode of Electrolyzed Processing, dummy slider (221) is fixed on the matrix (222).
2, inserted type composite tool according to claim 1 is characterized in that the finished surface of above-mentioned dummy slider (221) uses the method for plating or soldering to enclose one deck abrasive particle (223), perhaps is sintered directly into the sand sheet of dummy slider form with powder metallurgy method.
3, inserted type composite tool according to claim 1 is characterized in that between above-mentioned dummy slider (221) and the matrix (222) by the insulating resin adhesive bond; Or the faying face of above-mentioned dummy slider (221) and matrix (222) is coated with and is brushed with coatings, by connector dummy slider (221) is fixed on the matrix (222) again.
4, according to each described inserted type composite tool of claim 1 to 3, it is characterized in that the pole clearance between above-mentioned dummy slider (221) and the matrix (222) regulates by the size of adjusting dummy slider (221), the ratio in Electrolyzed Processing district and grinding district by dummy slider (221) outer surface radian and the ratio between the radian of matrix (222) outer surface adjust.
5, a kind of electrochemical machinery complex machining device that uses the described inserted type composite tool of claim 1, it is characterized in that including mechanical motion mechanism, control system and electrolyte is sprayed into the electrolyte supply system of machining area, wherein mechanical motion mechanism includes support (1), be installed in the mechanism that can make composite tool (22) realize the mechanism of spin motion and composite tool (22) is moved up and down with respect to workpiece (24) realization on the support (1) all around, control system is controlled the motion of mechanical motion mechanism and the supply process of control electrolyte supply system respectively.
6, electrochemical machinery complex machining device according to claim 5, it is characterized in that the above-mentioned mechanism that makes composite tool (22) realize spin motion includes buncher (12), shaft coupling (11), two commutators (7,7A), hand fastening drill clutch (8), wherein the output shaft of buncher (12) is by shaft coupling (11) and rotatablely moving of vertical direction converted to two commutators that rotatablely move on the horizontal direction (7,7A) be connected with hand fastening drill clutch (8), and composite tool (22) is installed on the hand fastening drill clutch (8); Make composite tool (22) realize up and down that with respect to workpiece (24) mechanism of motion includes support (1) all around, Y-axis workbench (2), X-axis workbench (3), T type workbench (6), Z axis rail (13), leading screw (14), stepper motor (15), stand (18), anchor clamps (25), make composite tool (22) realize that the mechanism of spin motion is installed on the stand (18), stand (18) is installed in to be done to go up on the Z axis rail (13) of motion down, Z axis rail (13) is connected with the leading screw (14) that is driven by stepper motor (15), the anchor clamps (25) of clamping work pieces (24) are fixed on the T type workbench (6), T type workbench (6) is installed on the electrolytic bath (5), electrolytic bath (5) is fixed on the X-axis workbench (3) by groove seat (4) and fixture, X-axis workbench (3) is installed on the Y-axis workbench (2), Y-axis workbench (2) is installed on the support (1), the drive unit of X-axis workbench (3) and Y-axis workbench (2) is electrically connected with control system respectively, and the electrolyte supply system is connected with the nozzle that places machining area (21).
7, electrochemical machinery complex machining device according to claim 6, it is characterized in that above-mentioned two commutators (7,7A) realize its commutation by bevel-gear sett, and be fixed on two lower cantalevers (9,17) by bolt (23) and bearing block (19), be equiped with the leading screw (16) that can adjust spacing between it between two lower cantalevers (9,17), between two commutators (7,7A) by can realize synchronous pulley (20) that both are synchronized with the movement and synchronously band (10) connect; Above-mentioned synchronous band (10) also is equipped with strainer (41), and strainer (41) is packed on the column (40) that is connected with support (1).
8, electrochemical machinery complex machining device according to claim 5, it is characterized in that above-mentioned control system includes central control unit (51), data collecting card (52), voltage and current monitoring device (53), motion control card (54), interface circuit (55), the pulse power (56), D/A converter (57), the supervising device of process and motor driver, the input of central control unit (51) is connected with voltage and current monitoring device (53) by data collecting card (52), the output of central control unit (51) is connected with interface circuit (55) and D/A converter (57) respectively by motion control card (54), interface circuit (55) is connected with the pulse power (56), the frequency of control impuls power supply (56), voltage, dutycycle; D/A converter (57) is electrically connected with the drive unit of X-axis workbench (3) and Y-axis workbench (2) respectively and is electrically connected with stepper motor (15), buncher (12).
9, electrochemical machinery complex machining device according to claim 1, it is characterized in that above-mentioned electrolyte supply system includes nozzle (21), filter screen (35), filter core (36), liquid reserve tank (37), water pump (38), water pipe head (39), column (40), water pipe bump joint (42), water pump (38) is through filter screen (35), filter core (36) is extracted electrolyte out from liquid reserve tank (37), and deliver to the nozzle (21) that electrolyte is sprayed into machining area by the road, electrolyte goes out the interruption-forming high pressure nozzle (21), and the electrolyte that comes out from nozzle (21) is via the water pipe head (39) of electrolytic bath (4) bottom, water pipe bump joint (42) and water pipe thereof flow back to liquid reserve tank (37).
10, a kind of processing method according to the described electrochemical machinery Compound Machining of claim 7 is characterized in that comprising the steps:
1) workpiece (24) and composite tool (22) are installed, and are selected to comprise the technological parameter of roll rate, feed speed, tool parameters, power parameter and the electrolyte prescription thereof of instrument according to workpiece material and processing request;
2) machining shape as requested carries out the code programming of process in the CAD programing system;
3) workpiece (24) and composite tool (22) connect the negative pole and the positive pole of processing power source respectively;
4) open water pump (38), start the electrolyte supply system;
5) machining code is read in the start-up control system, carries out the processing of workpiece;
6) in the process, the main mode that Electrolyzed Processing is removed as material, the main effect of grinding is to remove the passivating film that generates in the electrolytic process, with the zone and the direction of guiding Electrolyzed Processing; Control system can be carried out real time monitoring and regulates machining status, makes whole process systems keep best state.
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2008100289891A CN101342622A (en) | 2008-06-24 | 2008-06-24 | Embedding slice type composite tool and electrochemic mechanical composite processing device and its processing method |
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| CNA2008100289891A CN101342622A (en) | 2008-06-24 | 2008-06-24 | Embedding slice type composite tool and electrochemic mechanical composite processing device and its processing method |
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| CN101342622A true CN101342622A (en) | 2009-01-14 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011124044A1 (en) * | 2010-04-08 | 2011-10-13 | 南京航空航天大学 | Grinding/electrolysis combined multi-wire-slicing processing method for silicon wafers |
| CN102430823A (en) * | 2011-10-25 | 2012-05-02 | 华南理工大学 | Flexible electromagnetic pole compounding tool |
| CN104028863A (en) * | 2014-06-16 | 2014-09-10 | 南通大学 | Method and device for cutting climbing rack of ocean platform |
| CN104551277A (en) * | 2015-01-08 | 2015-04-29 | 安徽工业大学 | Wire saw winding tool electrode for electrochemical-mechanical combined processing |
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| CN108406018A (en) * | 2018-01-18 | 2018-08-17 | 南京航空航天大学 | Take into account the electrolysis milling machining tool cathode and electrolysis milling method of efficiency and precision |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011124044A1 (en) * | 2010-04-08 | 2011-10-13 | 南京航空航天大学 | Grinding/electrolysis combined multi-wire-slicing processing method for silicon wafers |
| US8747625B2 (en) | 2010-04-08 | 2014-06-10 | Nanjing University Of Aeronautics And Astronautics | Grinding/electrolysis combined multi-wire-slicing processing method for silicon wafers |
| CN102430823A (en) * | 2011-10-25 | 2012-05-02 | 华南理工大学 | Flexible electromagnetic pole compounding tool |
| CN102430823B (en) * | 2011-10-25 | 2014-04-02 | 华南理工大学 | Flexible electromagnetic pole compounding tool |
| CN104028863A (en) * | 2014-06-16 | 2014-09-10 | 南通大学 | Method and device for cutting climbing rack of ocean platform |
| CN104551277A (en) * | 2015-01-08 | 2015-04-29 | 安徽工业大学 | Wire saw winding tool electrode for electrochemical-mechanical combined processing |
| CN106424988A (en) * | 2016-12-02 | 2017-02-22 | 河南理工大学 | Grinding head used for electrolytic grinding |
| CN107283912A (en) * | 2017-07-27 | 2017-10-24 | 南京农业大学 | A kind of servo-pressing machine blend closed loop control system |
| CN108406018A (en) * | 2018-01-18 | 2018-08-17 | 南京航空航天大学 | Take into account the electrolysis milling machining tool cathode and electrolysis milling method of efficiency and precision |
| CN109759659A (en) * | 2019-01-30 | 2019-05-17 | 上海交通大学 | A kind of efficient roughening system of processing and method of contour surface |
| CN110497050A (en) * | 2019-09-30 | 2019-11-26 | 扬州大学 | A kind of electrolysis-broaching combined machining method |
| CN110497050B (en) * | 2019-09-30 | 2020-07-14 | 扬州大学 | Electrolysis-broaching combined machining method |
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