CN205927497U - 3D (three -dimensional) printing device - Google Patents

Abstract

The utility model discloses a 3D (three -dimensional) printing device, this equipment include dynamic sending machine, control mechanism, actuating mechanism, and control mechanism is connected with dynamic sending machine, actuating mechanism respectively, this equipment still includes friction stir welding mechanism, and friction stir welding mechanism is connected with actuating mechanism, control mechanism respectively. The utility model discloses with the friction stir welding technical application on 3D prints, the mode through vibration material disk processing realizes the 3D product and prints, the utility model has the advantages of material source extensively, fast, efficient, the power consumption of print speed less, print with low costs, to use face width, green, automation and networking competent. The utility model discloses the product technology of making belongs to half solid -state shaping, characteristics such as have that comprehensive mechanical property is good, the price low and of high quality.

Description

A kind of 3D printing equipment

Technical field

This utility model is related to 3D printing technique field, more specifically, is that one kind is used hot melt solid as input The 3D printing equipment of material.

Background technology

3D printing technique is integrated with computer aided design cad, computer auxiliaring manufacturing CAM, powder metallurgy and hot melt and covers The multinomial technology such as deposition process.3D printing ultimate principle is to generate using the three-dimensional entity model of computer aided design cad to cut Piece and deposition molten bath mobile trajectory data, high energy thermal source produces mobile molten bath, alloy powder in the contoured surface of part to be processed Fusing in molten bath is sent constantly into by conveyer device, the quick cooled and solidified of mobile molten state alloy with thermal source forms increase Solid alloy, high-energy source and processing work platform, by predetermined manner and trajectory motion, are deposited by a plurality of line under the control of the computer Stratification, and three-dimensional part is formed by multilamellar accumulation.Control processing technique window by selecting suitable high energy thermal source, can be to one-tenth Shape tissue is selected and is controlled, and finally obtains the metal parts of specific mechanical property.3D metallic print technology can be used for work Making mold and reparation, turbo blade reparation, rapid prototype manufacturing of workpiece etc..Generally 3D metallic print technology is considered, and is As the supplement of classical production process and materials processing, it is suitable for the traditional method of high-end titanium alloy, expensive or complex contour Unmanageable parts.But, there is problems with traditional 3D metallic print technology.

(1) traditional 3D printing technique must rely on dusty material, but, most of material claddings are less efficient, processing Speed is slow, such as metal powder material etc..

(2) available powder alloy material species and the trade mark are few, are used in limited by the material of 3D printing, and price is held high Expensive.

Therefore, species and source, raising working (machining) efficiency, enhancing print quality, the reduction of 3D printing raw material how are increased 3D printing cost becomes those skilled in the art's technical problem urgently to be resolved hurrily and research emphasis.

Utility model content

Have such problems as that material source is less, working (machining) efficiency is low and expensive, this reality for solving existing 3D printing technique Providing a kind of 3D printing equipment with new, the mechanism of agitating friction weldering being applied in 3D printing technique, thus reaching raising The technical purposes such as working (machining) efficiency, increase material source and reduction processing cost.

For realizing above-mentioned technical purpose, the utility model discloses a kind of 3D printing equipment, this equipment includes self-feeding Mechanism, controlling organization, drive mechanism, controlling organization is connected with automatic feed mechanism, drive mechanism respectively；This equipment also includes stirring Mix friction welding (FW) mechanism, agitating friction weldering mechanism is connected with drive mechanism, controlling organization respectively.

This utility model utilizes agitating friction bonding machine reason to form raised, controlled weld seam, is to be increased based on friction-stir The 3D printing equipment of material manufacture and other application needing weld seam full are laid a good foundation, and this utility model improves increasing material manufacturing Material built-up welding efficiency, has expanded 3D metallic print material source, the cost reducing material and increasing material processing.

Further, automatic feed mechanism includes wlding storehouse, and wlding storehouse is built with section bar.

Further, agitating friction weldering mechanism includes power input shaft, power transmission shaft, left driving shaft and right driving axle；Power Input shaft gear connects power transmission shaft, and shaft gear connects right driving axle, the affixed right universal joint of right driving axle, right universal joint Affixed right handle of a knife, right handle of a knife clamps right stirring-head；Power input shaft gear connects left driving shaft, the affixed left Universal connector of left driving shaft Head, the affixed left handle of a knife of left universal joint, left handle of a knife clamps left stirring-head；Agitating friction weldering mechanism has be bolted upper Lid and lower cover, left stirring-head and right stirring-head stretch out from the downside of lower cover, and left stirring-head and right stirring-head are symmetrical arranged and the two Side is provided with micro- forging machine structure.

Further, left stirring-head and right stirring-head side are also equipped with auxiliary thermal source device, and auxiliary thermal source device is pacified Equipped with energy regulator.This utility model increased auxiliary thermal source for agitating friction weldering, improves the work of stirring friction composite heat power supply Make efficiency.

Further, automatic feed mechanism also includes motor, feeding driving gear, and feeding driving gear is included actively Wheel and driven pulley, the affixed drivewheel of motor, drive drivewheel rotation, from wlding storehouse V-arrangement wlding out from drivewheel and Gap between driven pulley is passed through；This equipment also includes the printing base plate for 3D part built-up welding, and power input shaft is perpendicular to beating Print base plate, has angle between left handle of a knife or right handle of a knife and power input shaft.

This utility model solves the material Automatic continuous feeding of agitating friction weldering, the dynamic clamp of filling section bar and automatically The problems such as built-up welding.

Further, drive mechanism is motor, and controlling organization is connected with motor, the output shaft of motor and power input shaft tooth Wheel connects.

Further, micro- forging machine structure includes vibroscope, push rod and tup, and vibroscope connects push rod, and push rod is affixed with tup.

Further, controlling organization includes passing through industrial computer, the Digit Control Machine Tool that industrial CAN network bus connects between any two Or robot controller, clock controller, feeding control amplifier, agitating friction weldering control amplifier, vibration control amplifier, Auxiliary thermal source controls amplifier, and feeding controls amplifier to pass through cable connection motor, and agitating friction weldering controls amplifier to lead to Cross cable connection motor, vibration control amplifier passes through cable connection vibroscope, auxiliary thermal source controls amplifier by cable even Connect auxiliary thermal source device；Controlling organization all be connected with the galvanic power line of 24V and be connected, connect agitating friction weldering and control amplifier Cable with motor is feedback signal line.This utility model has industrial CAN automation and control network, can unify association and coordinate, controls Each several part electromechanical equipment, makes welding quality be protected.

The beneficial effects of the utility model are：

(1) agitating friction weldering technology is applied in 3D printing this utility model, real by way of increasing material manufacturing is processed Existing 3D product prints, this utility model has that material source is extensive, print speed is fast, printing effect is high, power consumption less, print cost The advantages of low, application surface width, environmental protection, automation and net cybernation level are high.The made Product Process of this utility model belongs to half Formed solid, has prevented the fusing metal problem brought of cooling, and it is excellent that it has that comprehensive mechanical property is good, price is low, quality is good etc. Point.

(2) this utility model also overcomes the deficiency that agitating friction weldering increasing material manufacturing exists in process aspect, not only inherits The good characteristic of conventional friction stirring weldering, and this utility model need not the limit to every layer of increasing material clamping for the heavy stationary fixture System, has expanded increasing material manufacturing material source, has improve built-up welding efficiency and stock utilization, increases material application for realizing agitating friction weldering Automatization, digitized and networking lay a good foundation.

Brief description

Fig. 1 is the structural representation of this utility model printing device.

Fig. 2 is this utility model print state schematic diagram.

View when Fig. 3 is feeding drivewheel, driven pulley conveys V-arrangement section bar.

Fig. 4 is Synchronization Control program circuit schematic diagram.

In figure,

1st, motor；2nd, feeding driving gear；3rd, print base plate；4th, right stirring-head；5th, tup；6th, left stirring-head；7、 Push rod；8th, vibroscope；9th, left handle of a knife；10th, left universal joint；11st, Digit Control Machine Tool or robot controller；12nd, clock controller； 13rd, agitating friction weldering controls amplifier；14th, industrial CAN network bus；15th, power line；16th, motor；17th, feedback signal line； 18th, left driving shaft；19th, power input shaft；20th, power transmission shaft；21st, right driving axle；22nd, Shang Gai；23rd, lower cover；24th, right Universal connector Head；25th, right handle of a knife；26th, auxiliary thermal source device；27th, energy regulator；28th, feeding controls amplifier；29th, auxiliary thermal source controls Amplifier；30th, wlding storehouse；31st, vibration control amplifier；32nd, industrial computer.

Specific embodiment

With reference to Figure of description, detailed explanation is carried out to this utility model 3D printing equipment and Method of printing and say Bright.

As shown in figure 1, the utility model discloses a kind of 3D printing equipment, carrying out increasing material system using agitating friction welding technology Make, realize the purpose of 3D product printing, this equipment includes automatic feed mechanism, controlling organization, drive mechanism, automatic feed mechanism For the Automatic continuous conveying of raw material, controlling organization is connected with automatic feed mechanism, drive mechanism respectively；This printing device is also Including agitating friction weldering mechanism, agitating friction weldering mechanism realizes the dynamic clamp to friction feeding, realizes to section bars such as metals Extruding, frictional heat, fine grinding stirring, semi-solid-state metal forging and stamping, rapid thermal diffusion cooling, are stirred by this mechanism two axle simultaneously and rub Wipe and send into material and form projection, the bead-on-plate weld required for agitating friction increasing material manufacturing, agitating friction weldering mechanism respectively with drive Motivation structure, controlling organization connect, and by raised weld seam, recycle the slice of data of CAD to generate multiple tracks built-up welding path or track, Mulitpath or track form synusia, and multilayer tablet forms the 3D product with contour structures.

Agitating friction weldering mechanism includes power input shaft 19, power transmission shaft 20, left driving shaft 18 and right driving axle 21；Power is defeated Enter axle 19 gear connect power transmission shaft 20, power transmission shaft 20 gear connect right driving axle 21, the affixed right universal joint 24 of right driving axle 21, The affixed right handle of a knife 25 of right universal joint 24, right handle of a knife 25 clamps right stirring-head 4；Power input shaft 19 gear connects left driving shaft 18, the affixed left universal joint 10 of left driving shaft 18, the affixed left handle of a knife 9 of left universal joint 10, left handle of a knife 9 clamps left stirring-head 6, stirs Mix friction welding (FW) mechanism and there is the upper lid 22 being bolted and lower cover 23, left stirring-head 6 and right stirring-head 4 are under lower cover 23 Side is stretched out；Left stirring-head 6 and right stirring-head 4 is symmetrical arranged and the two side is provided with micro- forging machine structure, micro- forging machine structure can be to built-up welding Material carries out micro- forging deformation strengthening and quick cooling treatment, improves material property and index, improves the synthesis of increasing material manufacturing material Mechanical property.

For specifically, micro- forging machine structure includes vibroscope 8, push rod 7 and tup 5, and vibroscope 8 connects push rod 7, push rod 7 Affixed with tup 5, vibroscope 8 of the present utility model is a kind of micro- forging vibration source, can be selected for supersonic vibration, frequency conversion motor or electromagnetism Vibrate and to excite micro- forging mechanism part mechanical shock, along machine tool chief axis direction, frequency of vibration and amplitude can be by works for its direction of vibration Control machine 32 programme-control, after vibration control amplifier 31 is connected to control instruction, vibration control amplifier 31 will be vibrated by cable Amplified signal is sent to micro- forging frequency vibration source, by push rod 7, mechanical vibration is delivered to tup 5, tup 5 is along machine tool chief axis Direction moves up and down the material to firm built-up welding and implements quick forging and stamping, and tup 5 also can be designed to difference according to the purposes of resurfacing welding material Shape, with more preferably meet built-up welding forging material inner flow-line and shape trend needs；When vibration source selects ultrasonic, such as can be by , as supersonic generator, the high-frequency signal of generation, using vibration source as ultrasonic transducer, push rod for vibration control amplifier 31 7 and tup 5 as oscillator for ultrasonic transducer and be designed to the source of resonant excitation, make transducer produce high-frequency resonance together with vibration head, Now substantially, this utility model realizes the forging and stamping to resurfacing welding material by micro- forging machine structure to micro- forging effect.Managed according to thermoplastic molding By, metal material under the conditions of forging and stamping, such as under the conditions of forge hot, warm forging or cold forging, pore in tissue, loose and micro-crack can be made Seam, improves the consistency of metal, and the process by deformation with crystallization for the thick dendrite also can be made to become thinner crystalline substance Grain, smashes impurity and so that it is evenly distributed, the elimination of these material structure defects can make material performance be improved significantly, make Dislocation density raises, and crystal grain is refined, and so that obstruction dislocation movement by slip ability is strengthened, and intensity and hardness raise, and plasticity and toughness have Declined；During forging and stamping, the segregation of metal, field trash, the second phase and crystal boundary etc. extend along deformation direction, in macroscopically shape Become the metal wire stacking one by one, this tissue is also referred to as fibrous tissue, and it makes metal assume anisotropy, along fiber Direction intensity is high, and intensity is relatively low on the direction of fiber.

In addition to using friction-stir thermal source, left stirring-head 6 and right stirring-head 4 side are also equipped with auxiliary this utility model Help heat power supply device 26, auxiliary thermal source device 26 can be using laser, electron beam or ion beam etc. as heat-source energy, to improve stirring The increasing material manufacturing efficiency of friction welding (FW), auxiliary thermal source device 26 is provided with energy regulator 27, and energy regulator 27 can be according to need Will be by control of correspondent program.Auxiliary thermal source device 26 is used for the auxiliary heating of packing material, and auxiliary thermal source may be selected laser, electronics Bundle and plasma etc., auxiliary thermal source can increase built-up welding efficiency.Auxiliary thermal source device 26 controls amplifier 29, auxiliary by auxiliary thermal source Thermal source drive control cable is helped to constitute with auxiliary thermal source, industrial computer 32 passes through CAN network bus and auxiliary thermal source controller network Connect, auxiliary thermal source controls amplifier 29 to be responsible for the instruction that execution industrial computer 32 starts or stops heating, connected auxiliary Thermal source physically plays the effect that heap wlding is heated or not heated in advance.

Agitating friction weldering mechanism has the upper lid 22 being bolted and lower cover 23, employs bearing rolling inside upper lid 22 Be dynamically connected and be spirally connected technology, and power input shaft 19, power transmission shaft 20, left driving shaft 18 and right driving axle 21 are assembled into one, under Also use bearing element inside lid 23 to connect and the technology that is spirally connected, by left universal joint 10, left handle of a knife 9, left stirring-head 6, the right side ten thousand It is assembled into one to joint 24, right handle of a knife 25, right stirring-head 4, left stirring-head 6 and right stirring-head 4 stretch out from the downside of lower cover 23.

As shown in Fig. 2 during specific works, left stirring-head 6 and right stirring-head 4 push, and will send from automatic feed mechanism simultaneously The section bars such as the metal coming lentamente are pressed on built-up welding base plate, and power input shaft 19 rotates in the counterclockwise direction, drives left driving shaft 18 are rotated clockwise, drive power transmission shaft 20 to be rotated clockwise, and power transmission shaft 20 drives right driving axle 21 counterclockwise Rotation；Left driving shaft 18 is rotated clockwise driving left universal joint 10 to be rotated clockwise, and left universal joint 10 drives Left handle of a knife 9 turns clockwise, and right driving axle 21 counterclockwise rotates drive right universal joint 24 counterclockwise rotates, and right ten thousand Drive right handle of a knife 25 counterclockwise rotates, two stirring axial symmetry counter-rotatings, a shaft dextrorotation to joint 24 Turn, another shaft rotate counterclockwise, complete dynamic clamp to added solder, friction and Extrusion, stir micro- forging, realize zero The welding of part or built-up welding.This equipment also include print base plate 3, power input shaft 19 perpendicular to print base plate 3, in order to avoid institute Fill out the solders such as section bar between agitating friction hour offset, left handle of a knife 9 or right handle of a knife 25 and power input shaft 19, there is angle it is recommended that Angle be 45 degree or 30 degree or 15 degree, or 3 to 5 degree.When left stirring-head 6, right stirring-head 4 symmetrically compress built-up welding section bar Afterwards, can also directly be welded according to welding needs, without solder, at this moment weld seam is wider than conventional friction stirring weld seam, with It is joined directly together the further quick rotation of agitating friction weldering mechanism connecing with machine tool chief axis and slowly pushes, rub, stir, rub work Relative motion is there occurs between tool head, filler and base plate, fierce frictional heat physical phenomenon, the heat of generation increases sharply and can make Metal softening, metallic crystal that left stirring-head 6, right stirring have rubbed nugget center broken, impurity, it is less than creating one about The thermoplastic area of fusing point, meets left stirring-head 6, the mobile condition of right stirring-head 4, machine when metal is under hot plastic state Micro- forging machine structure of the vibration of bed and auxiliary can carry out micro- forging deformation strengthening to the metal being in thermoplastic curdled appearance, micro- forging machine structure Micro- swaging can also be designed to different shapes, and the material through Wei Duankeshi thermoplastic area cools down rapidly, and has one Fixed shape, additionally, due to having certain angle between two stirring-heads, filling section bar also has certain shape, working condition Bottom left stirring-head 6, right stirring-head 4 can leave a raised weld seam with profile after being moved through.

Automatic feed mechanism includes wlding storehouse 30, motor 1, feeding driving gear 2, feeding control amplifier 28, electricity Cable etc., depositing and conveying at regular time and quantity for raw material, wlding storehouse 30 is built with section bar, as shown in figure 3, feeding driving gear 2 include drivewheel located at top, the driven pulley of bottom, and middle is V-arrangement section bar, in the present embodiment, drivewheel shape and V-arrangement type Material mate, the affixed drivewheel of motor 1, drive drivewheel rotation, from wlding storehouse 30 V-arrangement wlding out from drivewheel and from Gap between driving wheel is passed through, and carries out the built-up welding of 3D part on printing base plate 3, power input shaft 19 perpendicular to printing base plate 3, Between left handle of a knife 9 or right handle of a knife 25 and power input shaft 19, there is certain angle.Industrial computer 32 according to current built-up welding speed to Feeding controls amplifier 28 to send real-time feeding instruction, and feeding controls amplifier 28 to be adjusted according to the frequency that industrial computer 32 sends pulse The speed of section feeding, reaches the function of sequencing feeding, transmits driving current by feeding drive control cable to motor 1 Signal, drivewheel drives section bar to move together with driven pulley in the presence of motor 1 main shaft precessing force, and drivewheel has Metal-toothed, for the frictional force between increase and section bar.Section bar of the present utility model can be solid alloy material, close including magnalium Gold, copper alloy, titanium alloy, steel or hot melt composite gradient material etc..

Drive mechanism is motor 16, and controlling organization is connected with motor 16, and its output shaft is with power input shaft 19 gear even Connect, the real time rotation for agitating friction weldering mechanism twin shaft drives.

Controlling organization includes passing through industrial computer 32, Digit Control Machine Tool or the machine that industrial CAN network bus 14 connects between any two Device people's controller 11, clock controller 12, feeding control amplifier 28, agitating friction weldering to control amplifier 13, vibration control to put Big device 31, auxiliary thermal source control amplifier 29, control net to be formed for the CAN connecting industrial computer 32 and each intelligent controller Network, completes the information transmission of equipment in network, such as the transmission of the order such as feeding, rotation, built-up welding, micro- forging and auxiliary.Feeding controls Amplifier 28 passes through cable connection motor 1, and agitating friction weldering controls amplifier 13 to pass through cable connection motor 16, vibration control Amplifier 31 processed passes through cable connection vibroscope 8, and auxiliary thermal source controls amplifier 29 to pass through cable connection auxiliary thermal source device 26； Controlling organization all be connected with the galvanic power line of 24V 15 and be connected, connect agitating friction weldering and control amplifier 13 and motor 16 Cable be feedback signal line 17, under the control of CAN controlling network, realize this utility model 3D printing equipment self-feeding, The computer controls of the processes such as built-up welding, real time rotation, auxiliary heating, micro- forging and quick cooling.By clock controller 12, stir The real time rotation of friction welding (FW) mechanism is matched with the coordinate movement on numerical control device, the agitating friction weldering mechanism that industrial computer 32 runs Real time rotation control program needs to read in the coordinate pulse of movement on major axis X Y plane on numerical control device, is converted according to pulse equivalency Become coordinate data, this process is to realize by reading rotary pulsed synchronised clock, and under clock controller 12 effect, this is same The step minimum photoelectric coding by two coordinate axess of clock or grating scale are constituted.Industrial computer 32 passes through reading coordinate synchrodata and can sentence Break current cutter location and execution be which section CAM the corresponding feeding speed of G code, in order to by CAN network bus to Feeding drive control amplifier sends material actuating speed instruction, and the amplification driving pulse that here is formed is via feeding drive control electricity Cable reaches feeding stepper drive motors, reaches and increases the effect that material built-up welding micro- forging process velocity can be matched with this section of feeding speed.

It is emphasized that this utility model agitating friction weldering mechanism adopts twin shaft symmetrical counter-rotating friction-stir mould Formula, when weld seam needs to turn, integrated model also wants Rigid Body in Rotation With, this utility model implement the rotation of its rigid body part can be described as double Uranium pile welds rotating mechanism, for realizing the rotation of integrated model when curve welds in twin shaft built-up welding mechanism, when agitating friction weldering mechanism When receiving the rotation instruction that industrial computer 32 is transmitted by CAN network bus, stepping is amplified electric current by mechanism's rotation driving cable It is conveyed to rotation drive motor 16, so that twin shaft built-up welding mechanism rotation drive motor 16 and gear is rotated coaxially, it has driven guiding The rotation of gear, has also been further driven to the Rigid Body in Rotation With of twin shaft built-up welding mechanism, twin shaft built-up welding photoelectric encoder feedback signal line Real-time closed-loop feedback information is returned to industrial computer 32 further through industrial CAN network bus 14 by 17, is that industrial computer 32 realizes twin shaft Built-up welding mechanism entirety closed loop rotates and provides condition, or, by comparing the compensation calculating semiclosed loop with rotation angle commands Amount, increases in next rotating circulating instruction, to reach the target of whole rotating mechanism precise control, closed loop returns feedback signal The operation being received as the closed loop industrial control software of twin shaft built-up welding mechanism provides hardware environment to support.

The invention also discloses a kind of 3D printing method, for strengthening the mechanics of materials of the 3D product printing Energy.The method specifically includes following steps：

Step 1, controlling organization runs；

Step 2, controlling organization controls automatic feed mechanism supply section bar；

Step 3, using agitating friction weldering mechanism fabricated structural shape, prints 3D product.This 3D product cross section has chevron mesh Shape weld seam, specifically, this utility model achieves the weld seam planning of increasing material parts cross section, defines the weldering of double V meshed texture Seam.

Controlling organization includes industrial computer 32 and Digit Control Machine Tool or robot controller 11, and industrial computer 32 produces according to 3D to be printed Product automatically generate the control program controlling the work of agitating friction weldering mechanism, and this control program is used for agitating friction weldering twin shaft built-up welder Structure real time rotation, control program is run with the G code in Digit Control Machine Tool or robot controller 11 simultaneously, by Digit Control Machine Tool or Robot controller 11 and industrial computer 32 are it is ensured that agitating friction weldering mechanism is consistent with the moving direction of main shaft of numerical control machine tool. In Fig. 1, B direction is expressed as agitating friction weldering mechanism moving direction, and A direction is expressed as the direction vertical with weld seam.

As shown in figure 4, a kind of Synchronization Control program circuit is given below：

1170 scan modules：Read in a line G code from 1140 scannings；

1180 judge modules：It is G code end-of-file routine section？If turning to 1150：Process；If G code The first row of file then opens real time rotation control program output handle；If not then continuing with following program；

1190 modular converters：Coordinate system conversion, current cutter location is converted into lathe absolute coordinate；

1100 judge modules：Judge that present procedure section is straight line (G01) or circular arc (G02, G03) program segment？

If straight line turns to 1110 line processing modules：Straight line (G01) program segment is processed, reading straightway (starting point, End point) data, turn to 1130 process；

If circular arc turns to 1120 circular arc processing modules：Circular arc (G02, G03) is processed, read circular arc data (center of circle, half Footpath, starting point and end point), turn to 1130 resume module；

1130 postpositive disposal modules：The data conversion of the G code file that 1110 or 1120 modules are read becomes real time rotation Data required for control program, including：Row first symbol, corresponding present procedure segment number, the photoelectric encoder of numerical control coordinate points Umber of pulse, excursion, angulation, angle change scope, end-of-line character etc. are worked as in rotation；

1140 memory modules：The physical storage medium of G code file and program is provided to read running environment；

1160 file output modules：Document encapsulation is carried out to 1130 postpositive disposal contents, including：Row first symbol, to should Front program segment number, the umber of pulse of the photoelectric encoder of numerical control coordinate points, excursion, angulation, angle change scope are worked as in rotation, OK End mark etc., exports a line section real time rotation program segment, then goes to 1170；

1150 end modules：End is processed, storage file end mark, closes real time rotation control program, and program runs knot Bundle.

Its major function is that progressive scan is read in G code, logging program section, current cutter location coordinate system conversion is become machine Bed absolute coordinate, judgement is straight line or circular arc program segment, is then respectively processed, and takes out the coordinate that routine processes need Value, is converted into the umber of pulse of photoelectric encoder and the rotational value of the corresponding whole tool heads of each program segment, finally exports and revolve in real time Controlling angle program file, in case during built-up welding in industrial computer 32 the same luck of control system G code file with CNC Digit Control Machine Tool OK, including the row first symbol of corresponding G code program segment, corresponding present procedure segment number, the photoelectric encoder of numerical control coordinate points arteries and veins Rush number, excursion, angulation, angle change scope are worked as in rotation, and end-of-line character etc., till the G code end of file.This practicality The final tache of new provided increasing material method is finished in advance it is simply that run on CNC Digit Control Machine Tool with industrial computer 32 simultaneously Numerical control program and this device real time rotation control program, layering implements the built-up welding of parts profile.

The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all this Any modification, equivalent and simple modifications made in utility model flesh and blood etc., should be included in of the present utility model Within protection domain.

Claims (8)

1. a kind of 3D printing equipment, this equipment includes automatic feed mechanism, controlling organization, drive mechanism, controlling organization respectively with Automatic feed mechanism, drive mechanism connect；It is characterized in that, this equipment also includes agitating friction weldering mechanism, described agitating friction Welding mechanism is connected with drive mechanism, controlling organization respectively.

2. 3D printing equipment according to claim 1 is it is characterised in that described automatic feed mechanism includes wlding storehouse (30), described wlding storehouse (30) is built with section bar.

3. 3D printing equipment according to claim 1 and 2 is it is characterised in that described agitating friction weldering mechanism includes power Input shaft (19), power transmission shaft (20), left driving shaft (18) and right driving axle (21)；Power input shaft (19) gear connects power transmission shaft (20), power transmission shaft (20) gear connects right driving axle (21), the affixed right universal joint (24) of right driving axle (21), right universal joint (24) affixed right handle of a knife (25), right handle of a knife (25) clamps right stirring-head (4)；Power input shaft (19) gear connects left driving shaft (18), the affixed left universal joint (10) of left driving shaft (18), the affixed left handle of a knife (9) of left universal joint (10), left handle of a knife (9) clamping Left stirring-head (6)；Described agitating friction weldering mechanism has the upper lid (22) being bolted and lower cover (23), left stirring-head (6) stretch out from the downside of lower cover (23) with right stirring-head (4), described left stirring-head (6) and right stirring-head (4) are symmetrical arranged and two Person's side is provided with micro- forging machine structure.

4. 3D printing equipment according to claim 3 is it is characterised in that described left stirring-head (6) and right stirring-head (4) are other Side is also equipped with auxiliary thermal source device (26), and auxiliary thermal source device (26) is provided with energy regulator (27).

5. 3D printing equipment according to claim 4 is it is characterised in that described automatic feed mechanism also includes motor (1), feeding driving gear (2), feeding driving gear (2) inclusion drivewheel and driven pulley, the affixed drivewheel of motor (1), Drive drivewheel rotation, pass through from gap between drivewheel and driven pulley for wlding storehouse (30) the V-arrangement wlding out；This equipment Also include the printing base plate (3) for 3D part built-up welding, described power input shaft (19) is perpendicular to printing base plate (3), left handle of a knife (9) or between right handle of a knife (25) and power input shaft (19), there is angle.

6. 3D printing equipment according to claim 5 it is characterised in that described drive mechanism be motor (16), control machine Structure is connected with motor (16), and the output shaft of motor (16) is connected with power input shaft (19) gear.

7. 3D printing equipment according to claim 6 is it is characterised in that described micro- forging machine structure includes vibroscope (8), push rod (7) and tup (5), vibroscope (8) connects push rod (7), and push rod (7) is affixed with tup (5).

8. 3D printing equipment according to claim 7 is it is characterised in that described controlling organization includes passing through between any two work Industrial computer (32) that industry CAN network bus (14) connects, Digit Control Machine Tool or robot controller (11), clock controller (12), Feeding controls amplifier (28), agitating friction weldering to control amplifier (13), vibration control amplifier (31), auxiliary thermal source control to put Big device (29), feeding controls amplifier (28) to pass through cable connection motor (1), and agitating friction weldering controls amplifier (13) to lead to Cross cable connection motor (16), vibration control amplifier (31) passes through cable connection vibroscope (8), auxiliary thermal source controls amplifier (29) pass through cable connection auxiliary thermal source device (26)；Controlling organization all be connected with the galvanic power line of 24V (15) and be connected, even Connecing agitating friction weldering control amplifier (13) and the cable of motor (16) is feedback signal line (17).