CN205166152U - High -power plasma arc 3D printing apparatus of planer -type - Google Patents
High -power plasma arc 3D printing apparatus of planer -type Download PDFInfo
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- CN205166152U CN205166152U CN201520894854.9U CN201520894854U CN205166152U CN 205166152 U CN205166152 U CN 205166152U CN 201520894854 U CN201520894854 U CN 201520894854U CN 205166152 U CN205166152 U CN 205166152U
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Abstract
The utility model discloses a high -power plasma arc 3D printing apparatus of planer -type, including planer -type structure frame, the overhead wall that holds, longmen platform installation of frame is in the overhead upper end of holding the wall in both sides, it establishes on the platform track of frame to print shaping platform frame, Y axle motion unit mount is in the both sides of frame, X axle motion subassembly fixed connection is at the front end of Y axle motion subassembly, the rear end that is located Y axle motion subassembly at longmen platform is placed to build -up welding power and regulator cubicle, Z axle motion subassembly is fixed on X axle motion subassembly, Z axle motion subassembly top is installed respectively and is sent whitewashed mechanism and wire drive feed unit, printing head rotary mechanism is connected to Z axle motion subassembly below, printing head rotary mechanism connects the wig -wag in the below, the printing head is fixed on the wig -wag. The utility model discloses utilizing plasma arc more than 10 kilowatts, melting and send metal powder or silk to, the 3D who accomplishes large -scale product under the control program of predesigning prints.
Description
Technical field
The utility model relates to increasing material manufacturing technology field, particularly relates to a kind of planer-type high powered plasma arc 3D printing device.
Background technology
Due to the keen competition in globalization of MI and market, fast Development one of important means becoming competition of product, for meeting the customer demand that manufacturing industry changes day by day, manufacturing technology must have high flexibility, can with small lot even single-piece production cater to market.Conventional metals part removes material or is forced to moulding manufacture method that often operation is many, tool and mould cost is high, from being designed into the part manufacturing cycle long, and often helpless to the part with complicated inner cavity structure, be difficult to the manufacture demand of the quick response meeting new product.Since the nineties in 20th century, along with the development of plasma technology, information technology, CAD/CAM technology and precision optical machinery manufacturing technology, high powered plasma arc 3D printing technique arises at the historic moment on the basis of plasma surfacing technology and RP technique, as forefront and most potential technology in whole 3D printing system, it is the important development direction of advanced manufacturing technology.
Current 3D printing market is mainly divided into two kinds, and a kind of metal 3D prints, and another kind is that the nonmetal 3D mostly being plastics prints.Metal 3D printing market mainly monopolize by laser, mainly metal bisque laser fusion is piled into product layer by layer; The nonmetal 3D mostly being plastics prints mainly heat and melts mode, and the plastics that heat is melted are piled into product layer by layer.
No matter be that metal 3D prints, or nonmetal 3D prints, the product of printing is all very little; And power is all smaller, Ju document records power not more than 10 kilowatts, and volume length, width and height are not more than 1 meter cube.
High-power metallic 3D printing market mainly monopolize by laser, but to involve great expense due to laser 3D printing device, and maintaining is complicated, require very high to operator's self diathesis, powerful device, due to the restriction of laser instrument, still rests on experimental stage so far.Existing micro arc plasma 3D printing technique, thermal source is made owing to using the low-density micro-beam plasma arc of small-power, there is the shortcomings such as printing effect is low, end properties is poor, cause the especially large-scale 3D printing device development of current domestic metal 3D printing market relatively slow, cannot be in line with international standards, be unfavorable for the popularity in 3D printing technique each field at home.
Utility model content
Order of the present utility model is to provide and a kind ofly overcomes current laser printing and microplasma and print all drawbacks existed, and utilize more than 10 kilowatts plasma arcs, metal powder or silk are sent in fusing to, and the 3D completing large product under design control procedure in advance prints.
For achieving the above object, following technical scheme is adopted:
A kind of planer-type high powered plasma arc 3D printing device, comprises frame, overheadly hold wall, described frame is planer type structure, and gantry stage+module of described frame is overhead upper end of holding wall in described both sides, also comprises printing head, printing shaping platform, X-axis moving parts, Y-axis moving parts, Z axis moving parts, powder feeding mechanism, wig-wag, printing head rotating mechanism, wire feeder, built-up welding power supply, regulator cubicle, described printing shaping paralell is located on the platform track of described frame, described Y-axis moving parts is arranged on the both sides of described frame, described X-axis moving parts is fixedly connected on the front end of described Y-axis moving parts, described built-up welding power supply and regulator cubicle are placed on the rear end that described gantry platform is positioned at described Y-axis moving parts, described Z axis moving parts is fixed on described X-axis moving parts, described powder feeding mechanism and described wire feeder is separately installed with above described Z axis moving parts, described printing head rotating mechanism is connected below described Z axis moving parts, connect described wig-wag below described printing head rotating mechanism, described printing head is fixed on described wig-wag, described powder feeding mechanism is connected with described printing head by powder feeding pipe, and described wire feeder is connected with described printing head by wire leading pipe.
Preferably, described printing head comprises welding gun, welding gun chuck, connecting line, and described welding gun is fixed on described wig-wag by described welding gun chuck, and described welding gun upper end has water power cable, powder feeding pipe, protection tracheae, ion-gas interface tube respectively.
Preferably, described printing shaping platform comprises guide wheel, platform motor, worm decelerating machine, rig bracket and landing slab, described platform motor is coaxially connected with described worm decelerating machine, the gear of described worm decelerating machine end is meshed with the tooth bar be arranged on described platform track, described landing slab is arranged in described rig bracket, four angles of described rig bracket are separately installed with guide wheel, and described guide wheel is stuck on described platform track.
Preferably, described X-axis moving component comprises X-axis transverse slat, traversing leading screw, nut, nut seat, line slide rail, linear slider, traversing motor, traversing reductor, mullion supporting plate, described traversing motor is coaxially connected with described traversing reductor, described traversing reductor is connected with described traversing leading screw by shaft coupling, described line slide rail and described traversing leading screw are fixed on described X-axis transverse slat, described nut screws in described traversing leading screw, described nut is connected with described mullion supporting plate by described nut seat, described mullion supporting plate both sides are connected with described linear slider, described linear slider embeds in described line slide rail.
Preferably, described Y-axis moving parts comprises rectilinear orbit, guide wheel, vertical shift leading screw, nut, nut seat, vertical shift motor, vertical shift reductor, described rectilinear orbit is arranged on and describedly overheadly holds on wall, described guide wheel is installed in platform both sides, described gantry, described guide wheel snaps in described rectilinear orbit, described overhead Cheng Qiang both sides are fixed with described vertical shift leading screw, described nut is screwed in described vertical shift leading screw, described nut is connected with described gantry platform by described nut seat, described vertical shift motor is coaxially connected with described vertical shift reductor, described vertical shift reductor is connected with described vertical shift leading screw by shaft coupling.
Preferably, described Z axis moving parts comprises lifting linear module, lifting motor, planetary reducer, the linear module of described lifting is made up of leading screw, nut, nut seat, supporting plate, base plate, side plate, described lifting motor is coaxially connected with described planetary reducer, described planetary reducer is connected with described leading screw by shaft coupling, and described supporting plate connects described X-axis moving component.
Preferably, described built-up welding power supply comprises plasma power supply, consumable electrode weldering power supply, argon arc welding power source.
Preferably, described printing head rotating mechanism comprises, printing head electric rotating machine, reductor, toothed disc, vertical pillars, connecting plate, vertical pillars is had to be connected with gear below described toothed disc, described connecting plate is fixed on described vertical pillars side, described connecting plate is connected with described wig-wag, and described printing head electric rotating machine is meshed by keyway with described reductor, and described reductor connects described toothed disc.
Preferably, described wig-wag comprises, oscillating motor, linear block, head connecting plate, and described linear block is made up of leading screw, nut, nut seat, supporting plate, base plate, side plate, described oscillating motor is connected with described leading screw by shaft coupling, and described supporting plate connects printing head.
Preferred further, described powder feeding mechanism comprises: powder bucket, powder box, poly-powder funnel, powder feeding motor, reductor, powder feeding belt pulley, belt, powder feeding pipe, described powder bucket is arranged on described powder box upper end, described powder feeding belt pulley is fixed in powder box, described powder box there is described poly-powder funnel, the described belt be arranged on described powder feeding belt pulley is had below described poly-powder funnel, described powder feeding motor is connected with described reductor by keyway, described reductor is connected with described powder feeding belt pulley by keyway, described powder box lower end connects described powder feeding pipe, described powder feeding pipe connects described printing head.
The planer-type high powered plasma arc 3D printing device that the utility model provides and the beneficial effect of method are:
Adopt gantry structure suitable for printing large-scale component, fill up the technological gap that current laser 3D prints and microplasma 3D prints, high powered plasma arc is used to make thermal source, printable large-scale workpiece, drastically increase the efficiency that 3D prints, whole system adopts full-digital control and is equipped with self-inspection and warning system, and main technologic parameters is set by man-machine interface, being very easy to the O&M of operating personnel, is the 3D printing device that a kind of high efficiency low cost has broad mass market prospect.
Control system of the present utility model:
1, adopt specific function type PLC digitlization bead-welding technology control system, devise a whole set of special-purpose software, meet 3D and print process control needs, achieve the Precise control under plurality of print modes, ensure that the quality of printout.
2, product information acquisition process and printing head three-dimensional motion control system is formed by industrial computer, achieve the precise positioning of printing head in three-dimensional space, the movement locus walking that can generate according to CAD/CAM, compared with special 3D print system, improve manufacture efficiency, reduce system cost.
3, form internet+system by the networking technology of Human machine interface, On-line Product processing and remote monitoring, diagnosis, operation can be realized, improve pliability and the stability of equipment.
Core technology of the present utility model is a kind of large sized complete sets of equipment containing multiple electric arc deposited advanced technologies and total digitalization, for having the product manufacturing of special surface properties requirement and manufacturing again, significantly can improve metal parts and manufacture efficiency, shorten the product design production cycle, corrosion-resistant, wear-resistant, the resistant to elevated temperatures performance of part can be improved simultaneously, increase the service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of the planer-type high powered plasma arc 3D printer that the utility model embodiment provides;
Fig. 2 is the structure chart of the planer-type high powered plasma arc 3D printing device control system that the utility model embodiment provides.
Wherein, 1-platform motor, 2-platform track, 3-printing shaping platform, the traversing motor of 4-, the traversing reductor of 5-, the traversing leading screw of 6-, 7-powder feeding mechanism, 8-powder feeding motor, 9-powder bucket, 10-is elevated linear module, 11-lifting motor, 12-power cabinet, 13-regulator cubicle, 14-vertical shift motor, 15-vertical shift reductor, 16-vertical shift leading screw, 17-observation window, 18-is overhead holds wall, 19-wire feeding disc, 20-wire feeding motor, 21-wire feeder, 22-printing head electric rotating machine, 23-printing head rotating mechanism, 24-wig-wag, 25-oscillating motor, 26-printing head, 27-argon gas air feed bottle, 28-refrigeration water tank, 29-electric operation cabinet.
Detailed description of the invention
Feature of the present utility model and advantage can be understood further by reference to the accompanying drawings by following detailed description.The embodiment provided is only the explanation to the utility model method, and limits all the other contents of the utility model announcement never in any form.
As shown in Figure 1, a kind of planer-type high powered plasma arc 3D printing device, comprises frame, overheadly hold wall, printing head, printing shaping platform, X-axis moving parts, Y-axis moving parts, Z axis moving parts, powder feeding mechanism, wig-wag, printing head rotating mechanism, wire feeder, built-up welding power supply, regulator cubicle, described frame is planer type structure, gantry stage+module of described frame is overhead upper end of holding wall in described both sides, described printing shaping paralell is located on the platform track of described frame, described Y-axis moving parts is arranged on the both sides of described frame, described X-axis moving parts is fixedly connected on the front end of described Y-axis moving parts, described built-up welding power supply and regulator cubicle are placed on the rear end that described gantry platform is positioned at described Y-axis moving parts, described Z axis moving parts is fixed on described X-axis moving parts, described powder feeding mechanism and described wire feeder is separately installed with above described Z axis moving parts, described printing head rotating mechanism is connected below described Z axis moving parts, connect described wig-wag below described printing head rotating mechanism, described printing head is fixed on described wig-wag, described powder feeding mechanism is connected with described printing head by powder feeding pipe, and described wire feeder is connected with described printing head by wire leading pipe.
Printing head comprises welding gun, welding gun chuck, connecting line, and welding gun is fixed on wig-wag 24 slide plate by welding gun chuck, and welding gun upper end has water power cable, powder feeding pipe, protection tracheae, ion-gas interface tube respectively; corresponding connection refrigeration water tank 28; power cabinet 12, powder feeding mechanism 7, air feed plate.
Printing shaping platform 3 is erected on platform track 2, by platform motor 1 geared worm reductor, tooth bar below worm decelerating machine gear and platform track 2 engages each other, by the rotary motion of platform motor 1, through worm decelerating machine driving rack, drive whole printing shaping platform 3 to vertically move, track two ends are provided with limit switch, plunge off the tracks to prevent platform.
X-axis moving component comprises: X-axis transverse slat, traversing leading screw 6, nut, nut seat, line slide rail, linear slider, traversing motor 4, traversing reductor 5, mullion supporting plate, traversing motor 4 is coaxially connected with a joggle with traversing reductor 5, traversing reductor 5 is connected with traversing leading screw 6 by shaft coupling, line slide rail and traversing leading screw 6 are fixed on X-axis transverse slat, nut screws in leading screw, nut is connected with mullion supporting plate by nut seat, and mullion supporting plate both sides are connected with linear slider, and slide block embeds in slide rail.Traversing reductor 5 adopts planetary reducer, and ball-screw selected by traversing leading screw 6.
Traversing motor 4, traversing reductor 5 and traversing leading screw 6 form the horizontal X-axis travel mechanism of printer jointly, traversing motor 4 connects with traversing planetary reducer 5 is directly coaxial, traversing reductor 5 is meshed by shaft coupling with traversing ball-screw 6, by the rotation of traversing motor 4, drive traversing leading screw 6 to rotate through traversing planetary reducer 5, make whole printing head do X-axis transverse shifting by the nut be arranged on framework platform.
Y-axis moving parts comprises: rectilinear orbit, guide wheel, gantry platform, overheadly hold wall 18, vertical shift leading screw 16, nut, nut seat, vertical shift motor 14, vertical shift reductor 15, guide wheel is installed in platform both sides, gantry, guide wheel snaps in rectilinear orbit, rectilinear orbit is arranged on and overheadly holds on wall 18, also be fixed with vertical shift leading screw 16 in overhead wall 18 both sides of holding simultaneously, move in leading screw 16 and screw in nut, nut is connected with gantry platform by nut seat, vertical shift motor 14 and vertical shift reductor 15 are coaxially connected with a joggle, and vertical shift reductor 15 is connected with vertical shift leading screw 16 by shaft coupling.Planetary reducer selected by vertical shift reductor 15, and ball-screw selected by vertical shift leading screw 16.
Vertical shift motor 14, vertical shift reductor 15 and vertical shift leading screw 16 form longitudinal Y-axis moving mechanism of printer jointly, vertical shift motor 14 adopts bi-motor to relate to symmetry respectively and is arranged on both sides, the Y-axis run-in synchronism realizing printer is rotated respectively in opposite direction by programme-control two vertical shift motors 14, vertical shift motor 14 is connected with vertical shift reductor 15 is directly coaxial, vertical shift reductor 15 is meshed by shaft coupling with vertical shift leading screw 16, longitudinal Y-axis motion symmetry is arranged on the both sides of frame, the load of mean allocation Support for impression mechanism, the high-speed smooth achieving the longitudinal Y-axis of printing head is run.
Z axis moving parts is primarily of the linear module 10 of lifting, lifting motor 11, planetary reducer, mullion supporting plate composition, linear module is made up of leading screw, nut, nut seat, supporting plate, base plate, side plate, lifting motor 11 and planetary reducer are coaxially connected with a joggle, planetary reducer is connected with linear module 10 leading screw of lifting by shaft coupling, the supporting plate of linear block connects one block of mullion supporting plate, and mullion supporting plate is arranged on X-axis moving component.
Z axis is elevated the vertical Z axis lifting moving mechanism that linear module 10 and lifting motor 11 form printing head, lifting motor 11 directly connects Z axis by shaft coupling and is elevated linear module, by controlling the rotating of lifting motor 11, realize the oscilaltion campaign of printing head at Z axis.
Powder feeding mechanism 7 comprises: powder bucket 9, powder box, poly-powder funnel, powder feeding motor 8, reductor, powder feeding belt pulley, belt, powder feeding pipe, powder bucket 9 is arranged on powder box upper end, powder box there is poly-powder funnel, belt is had below poly-powder funnel, belt is tight on two powder feeding belt pulleys, powder feeding belt pulley is fixed in powder box, and powder delivery place of powder box lower end connects powder feeding pipe.Powder feeding motor 8 is connected with reductor by keyway, and reductor is connected with belt pulley by keyway.
By the pressure of powder feeding gas-argon gas and the effect of powder self gravitation in powder bucket 9, fall in powder feeding mechanism 7, drive the belt pulley of powder feeding mechanism 7 inside to rotate by the rotation of powder feeding motor 8, powder is sent into printing head 26 through powder feeding pipe, realizes the continuous feeding of printer.
Wig-wag 24 comprises: oscillating motor 25, linear block, head connecting plate, linear block is made up of leading screw, nut, nut seat, supporting plate, base plate, side plate, oscillating motor is connected with the leading screw of linear block by shaft coupling, the supporting plate of linear block, as head connecting plate, connects printing head 26.
Oscillating motor 25 drives wig-wag 24 to realize the reciprocating motion of printing head 26 on swinging axle direction, and the frequency swung by touch-screen setting and amplitude, the swing of printing head 26 effectively increases the width of print track, improves the efficiency of printing.
Printing head rotating mechanism 23 comprises printing head electric rotating machine 22, reductor, toothed disc, vertical pillars, connecting plate, printing head electric rotating machine 22 is meshed by keyway with reductor, reductor connects toothed disc, the rotation of horizontal direction is converted to the rotation of vertical direction, the vertical pillars below toothed disc is connected with gear, and column enters the pipeline of printing head 26 for drawing in, one piece of connecting plate is fixed on column side, for connecting wig-wag 24.
Because the track printed is curve, therefore swinging axle is consistent with the normal direction of movement locus all the time, need to introduce movement track method line following system for this reason, printing head 26 is arranged on printing head rotating mechanism 23, by software control printing head electric rotating machine 22, drive printing head rotating mechanism 23 to realize the real time method line following of movement locus, keep swinging axle consistent with the normal direction of movement locus.
Wire feeder 21 is made up of wire feeding motor 20, wire feeding disc 19, reduction box, wire feed rolls, straightening-wheel, wire feeding mouth and wire reel, wire feeding motor is coaxially connected with reduction box, reduction box is connected with wire feed rolls and straightening-wheel by gear, wire feed rolls and straightening-wheel are and are meshed between two, welding wire sends into welding gun by the wire feeding trough between gear through wire feeding mouth, and wire feeding disc 19 is fixed on gear-box upper end.
Wire feeding disc 19, wire feeding motor 20 and wire feeder 21 form the wire-feed motor of printer, required printing silk material coils in advance on wire feeding disc, silk material front end sticks into the guide wheel of wire feeder 21, printing head 26 is penetrated through flexible insulated hose, by the rotation of wire feeding motor 20, silk material is sent into printing head 26 by the guide wheel of transmission wire feeder 21.
Built-up welding power cabinet comprises plasma power supply, consumable electrode weldering power supply, argon arc welding power source, connection cable, this three kinds of power supplys welding machine that correspondence three kinds is different respectively, welding machine is fixed in power cabinet 12, and control cables is connected with regulator cubicle 13, and the both positive and negative polarity of each power supply is connected with welding gun respectively at platform.
The three types power supply placed in power cabinet 12, plasma power supply, consumable electrode weldering power supply, argon arc welding power source, wherein the printing type of plasma power supply mainly carrys out successively cladding printing by plasma arc melting metal dust, and the printing type of consumable electrode weldering power supply and argon arc welding power source is printed for being realized by arc-melting alloy welding wire.
Refrigeration water tank 28 comprises: condenser, water tank, water pump, Pressure gauge, control apparatus, the copper pipe disk that condenser is drawn is around in water tank, water feeding of water pump end is connected with water tank by metal establishment flexible pipe, water side connects four-way tap, and a road connects water pressure gauge, and a road connects water pump, one tunnel connects backwater control valve, one connection water side, tunnel, control apparatus connects condenser and water pump, controls their start and stop respectively.
One piece of electric master control borad has mainly been installed in regulator cubicle 13, wherein be furnished with platform motor 1, traversing motor 4, powder feeding motor 8, lifting motor 11, vertical shift motor 14, servo-driver, step actuator or frequency converter corresponding to wire feeding motor 20, control the low-voltage electrical apparatus control element such as programmable controller PLC and relevant power-supply filter, breaker, Switching Power Supply, contactor, auxiliary reclay, binding post of whole technique in addition.
Gantry stage+module of whole printer is in the overhead upper end of holding wall 18 of both sides, and overhead holding on wall 18 configures multiple observation window 17, and observation window 17 is primarily of filter glass and aluminium frame composition, and convenient operation personnel are to the Real Time Observation of print state.
Be configured with argon gas air feed bottle 27 outside frame, refrigeration water tank 28, electric operation cabinet 29, wherein argon gas air feed bottle 27 is that printing head 26 supplies required argon gas, and purity of argon should be more than 99.99%, and pressure-reducing valve low-pressure end pressure is 0.2-0.4MPa; Refrigeration water tank 28 provides cooling water for printer, reduces the temperature of head front end, and ensures the stable of plasma arc, and water temperature should control between 20-25 DEG C for this reason.
As shown in Figure 2, PC display, man-machine interface, operation keyboard mouse, command switch, digital instrumentation, flowmeter and industrial computer form electric operation cabinet 29 jointly, it is the core of control system, wherein, the function such as modeling, section, motion control, signal transacting of industrial computer PC primary responsibility 3D printer, man-machine interface is mainly operator and provides visual operation interface, and undertakes network savvy, realizes Remote and on-line machining.
The present embodiment design feature:
(1) adopt 4000 × 6000mm large-sized gantry formula guide rail, long 3000 × wide by 2000 × high 1500mm of effective travel, the 3D being applicable to very much large-scale component prints and manufactures;
(2) large-scale shaped platform is laid in orbit, is convenient to the mobile lifting of large-scale finished product and the installation and maintenance of equipment;
(3) multiple built-up welding power supply is placed on the platform of gantry jointly, by changing different printing heads and consumptive material, can switch printing model easily to adapt to manufacture requirements.
A kind of high powered plasma arc 3D Method of printing utilizes more than 10 kilowatts plasma arcs, and metal powder or silk are sent in fusing to, and under design control procedure in advance, be in layer printed as the large product that laser 3D printer can not complete, concrete steps are as follows:
Three-dimensional modeling: the product mock-up that will manufacture is scanned by spatial digitizer, the scan-data obtained is converted to three dimensional practicality data model by corresponding software, also directly can utilizes the three-dimensional data model of the pre-designed product of CAM software be arranged in industrial computer.
Hierarchy slicing: according to the manufacture requirements of product, the pattern (consumable electrode weldering, TIG weldering and PTA weldering) of first selected 3D printing and technological parameter, be divided in Slice Software the three-dimensional data model of product and the technological parameter selected are imported special 3D, the calculation process through software just can obtain process data code.
Technological preparation: select suitable welding gun and printing consumables according to selected technological parameter, input corresponding process data, imported by machining code in numerical control CNC system by touch-screen HMI, prepare the gas needed for built-up welding and pure water, workbench is in place.
Real time print: get out all material and after configuring required print parameters, can come into effect 3D and print, whole process realizes automation manipulation completely, and without the need to human intervention, the data that operator only need monitor PC display screen and HMI screen can complete this process.
A control method for planer-type high powered plasma arc 3D printing device, comprises the following steps:
(1) three-dimensional digital model of the product that will be printed by operating personnel's manual drawing, also can form three-dimensional digital model by 3D scanner by the model scanning of actual products.
(2) operating personnel open plasma 3D by keyboard and mouse and print special Slice Software, input product three-dimensional digital model, product model is decomposed into two-dimensional data codes from level to level by the automatic computing of this software, in the process, operating personnel are allowed to select the machining path of every layer to obtain optimum effect.
(3) exercise data that Slice Software generates by operating personnel imports in digital control system, suitable electric arc type is selected by man-machine interface, comprise plasma arc, consumable electrode weldering electric arc, argon arc welding electric arc, and configure related process parameters, comprise every layer of print thickness (mm), arc current (A), arc voltage (V), print speed (mm/min), ion-gas flow (L/min), powder feeding gas flow (L/min), shielding gas flow amount (L/min), powder sending quantity (g/min), hunting frequency (C/min), amplitude of fluctuation (mm), automatic print system is opened again by command switch, industrial computer and programmable controller PLC complete 3D according to each assembly of the program directs preset and print.
The concrete steps of step (3) described automatic printing are as follows:
1. after control system receives enabled instruction, start the preparation before printing: cooling water pump is opened automatically, refrigeration air-conditioner is set to automatic temperature-controlled pattern, argon bottle magnetic valve is opened, and treats that systems axiol-ogy is to recirculated water, argon gas, cladding power supply, enter next step after printing consumables is all normal, as abnormal output relevant error is reported to the police, remind operating personnel to note;
2. kinetic control system commander printing head XY direction of principal axis, automatically navigates to printing starting point, and has dropped to arc-height, wait for the starting the arc;
3. ion-gas is opened, and opens non-arc power and open high-frequency arc strike through 2-3S, after non-arc normal ignition; high frequency stops, and meanwhile, powder feeding gas and protection gas are opened automatically; after the time delay several seconds, powder feeding gas or wire-feed motor start supply printing material, turn arc power simultaneously and open.
4. when systems axiol-ogy has electric current to input to printing head, represent and turn the arc success starting the arc, after current stabilization, start digital control system, printing head successively completes printing according to the machining locus data pre-entered, and control system controls whole print procedure in real time according to the technological parameter of setting.
5. printed rear output stop signal, system cloud gray model shut down procedure: turn arc current decay until extinguish completely, close powder feeding when electric current drops to certain value, turn after expulsion of arc goes out, close powder feeding gas successively, protection gas, swing, printing head automatically returns to system origin.After head to be printed is cooled to normal temperature, close cooling water pump.
The planer-type high powered plasma arc 3D printing device that the utility model provides and the advantage of control method thereof adopt gantry structure suitable for printing large-scale component, fill up the technological gap that current laser 3D prints and microplasma 3D prints, high powered plasma arc is used to make thermal source, printable large-scale workpiece, drastically increase the efficiency that 3D prints, whole system adopts full-digital control and is equipped with self-inspection and warning system, main technologic parameters is set by man-machine interface, be very easy to the O&M of operating personnel, it is the 3D printing device that a kind of high efficiency low cost has broad mass market prospect.
The innovative point of control system is:
1, adopt specific function type PLC digitlization bead-welding technology control system, devise a whole set of special-purpose software, meet 3D and print process control needs, achieve the Precise control under plurality of print modes, ensure that the quality of printout.
2, product information acquisition process and printing head three-dimensional motion control system is formed by industrial computer, achieve the precise positioning of printing head in three-dimensional space, the movement locus walking that can generate according to CAD/CAM, compared with special 3D print system, improve manufacture efficiency, reduce system cost.
3, form internet+system by the networking technology of Human machine interface, On-line Product processing and remote monitoring, diagnosis, operation can be realized, improve pliability and the stability of equipment.
Claims (10)
1. a planer-type high powered plasma arc 3D printing device, comprises frame, overheadly hold wall, described frame is planer type structure, and gantry stage+module of described frame is overhead upper end of holding wall in described both sides, it is characterized in that: also comprise printing head, printing shaping platform, X-axis moving parts, Y-axis moving parts, Z axis moving parts, powder feeding mechanism, wig-wag, printing head rotating mechanism, wire feeder, built-up welding power supply, regulator cubicle, described printing shaping paralell is located on the platform track of described frame, described Y-axis moving parts is arranged on the both sides of described frame, described X-axis moving parts is fixedly connected on the front end of described Y-axis moving parts, described built-up welding power supply and regulator cubicle are placed on the rear end that described gantry platform is positioned at described Y-axis moving parts, described Z axis moving parts is fixed on described X-axis moving parts, described powder feeding mechanism and described wire feeder is separately installed with above described Z axis moving parts, described printing head rotating mechanism is connected below described Z axis moving parts, connect described wig-wag below described printing head rotating mechanism, described printing head is fixed on described wig-wag, described powder feeding mechanism is connected with described printing head by powder feeding pipe, and described wire feeder is connected with described printing head by wire leading pipe.
2. planer-type high powered plasma arc 3D printing device according to claim 1; it is characterized in that: described printing head comprises welding gun, welding gun chuck, connecting line; described welding gun is fixed on described wig-wag by described welding gun chuck, and described welding gun upper end has water power cable, powder feeding pipe, protection tracheae, ion-gas interface tube respectively.
3. planer-type high powered plasma arc 3D printing device according to claim 1, it is characterized in that: described printing shaping platform comprises guide wheel, platform motor, worm decelerating machine, rig bracket and landing slab, described platform motor is coaxially connected with described worm decelerating machine, the gear of described worm decelerating machine end is meshed with the tooth bar be arranged on described platform track, described landing slab is arranged in described rig bracket, four angles of described rig bracket are separately installed with guide wheel, and described guide wheel is stuck on described platform track.
4. planer-type high powered plasma arc 3D printing device according to claim 1, it is characterized in that: described X-axis moving component comprises X-axis transverse slat, traversing leading screw, nut, nut seat, line slide rail, linear slider, traversing motor, traversing reductor, mullion supporting plate, described traversing motor is coaxially connected with described traversing reductor, described traversing reductor is connected with described traversing leading screw by shaft coupling, described line slide rail and described traversing leading screw are fixed on described X-axis transverse slat, described nut screws in described traversing leading screw, described nut is connected with described mullion supporting plate by described nut seat, described mullion supporting plate both sides are connected with described linear slider, described linear slider embeds in described line slide rail.
5. planer-type high powered plasma arc 3D printing device according to claim 1, it is characterized in that: described Y-axis moving parts comprises rectilinear orbit, guide wheel, vertical shift leading screw, nut, nut seat, vertical shift motor, vertical shift reductor, described rectilinear orbit is arranged on and describedly overheadly holds on wall, described guide wheel is installed in platform both sides, described gantry, described guide wheel snaps in described rectilinear orbit, described overhead Cheng Qiang both sides are fixed with described vertical shift leading screw, described nut is screwed in described vertical shift leading screw, described nut is connected with described gantry platform by described nut seat, described vertical shift motor is coaxially connected with described vertical shift reductor, described vertical shift reductor is connected with described vertical shift leading screw by shaft coupling.
6. planer-type high powered plasma arc 3D printing device according to claim 1, it is characterized in that: described Z axis moving parts comprises lifting linear module, lifting motor, planetary reducer, the linear module of described lifting is made up of leading screw, nut, nut seat, supporting plate, base plate, side plate, described lifting motor is coaxially connected with described planetary reducer, described planetary reducer is connected with described leading screw by shaft coupling, and described supporting plate connects described X-axis moving component.
7. planer-type high powered plasma arc 3D printing device according to claim 1, is characterized in that: described built-up welding power supply comprises plasma power supply, consumable electrode weldering power supply, argon arc welding power source.
8. planer-type high powered plasma arc 3D printing device according to claim 1, it is characterized in that: described printing head rotating mechanism comprises, printing head electric rotating machine, reductor, toothed disc, vertical pillars, connecting plate, vertical pillars is had to be connected with gear below described toothed disc, described connecting plate is fixed on described vertical pillars side, described connecting plate is connected with described wig-wag, described printing head electric rotating machine is meshed by keyway with described reductor, and described reductor connects described toothed disc.
9. planer-type high powered plasma arc 3D printing device according to claim 1, it is characterized in that: described wig-wag comprises, oscillating motor, linear block, head connecting plate, described linear block is made up of leading screw, nut, nut seat, supporting plate, base plate, side plate, described oscillating motor is connected with described leading screw by shaft coupling, and described supporting plate connects printing head.
10. planer-type high powered plasma arc 3D printing device according to claim 1, it is characterized in that: described powder feeding mechanism comprises: powder bucket, powder box, poly-powder funnel, powder feeding motor, reductor, powder feeding belt pulley, belt, powder feeding pipe, described powder bucket is arranged on described powder box upper end, described powder feeding belt pulley is fixed in powder box, described powder box there is described poly-powder funnel, the described belt be arranged on described powder feeding belt pulley is had below described poly-powder funnel, described powder feeding motor is connected with described reductor by keyway, described reductor is connected with described powder feeding belt pulley by keyway, described powder box lower end connects described powder feeding pipe, described powder feeding pipe connects described printing head.
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| CN201520894854.9U CN205166152U (en) | 2015-11-10 | 2015-11-10 | High -power plasma arc 3D printing apparatus of planer -type |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234538A (en) * | 2015-11-10 | 2016-01-13 | 武汉高力热喷涂工程有限责任公司 | Gantry type high-power plasma arc 3D printing equipment and method |
| CN107871215A (en) * | 2017-12-11 | 2018-04-03 | 广州市标准化研究院（广州市组织机构代码管理中心） | A kind of standard is to economic development impact evaluation model and verification method |
| CN108405859A (en) * | 2018-04-25 | 2018-08-17 | 金华市盛志科技服务有限公司 | A kind of multi link formula stepping power metallurgy equipment |
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2015
- 2015-11-10 CN CN201520894854.9U patent/CN205166152U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234538A (en) * | 2015-11-10 | 2016-01-13 | 武汉高力热喷涂工程有限责任公司 | Gantry type high-power plasma arc 3D printing equipment and method |
| CN107871215A (en) * | 2017-12-11 | 2018-04-03 | 广州市标准化研究院（广州市组织机构代码管理中心） | A kind of standard is to economic development impact evaluation model and verification method |
| CN108405859A (en) * | 2018-04-25 | 2018-08-17 | 金华市盛志科技服务有限公司 | A kind of multi link formula stepping power metallurgy equipment |
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