CN105922568B - A kind of plasma founding rapid forming equipment and quick molding method - Google Patents

A kind of plasma founding rapid forming equipment and quick molding method Download PDF

Info

Publication number
CN105922568B
CN105922568B CN201510788746.8A CN201510788746A CN105922568B CN 105922568 B CN105922568 B CN 105922568B CN 201510788746 A CN201510788746 A CN 201510788746A CN 105922568 B CN105922568 B CN 105922568B
Authority
CN
China
Prior art keywords
printing
workpiece
plasma
stamp pad
distance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201510788746.8A
Other languages
Chinese (zh)
Other versions
CN105922568A (en
Inventor
华云峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BICHENG (BEIJING) TECHNOLOGY CO., LTD.
Original Assignee
Sinoadditive Manufacturing Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sinoadditive Manufacturing Equipment Co Ltd filed Critical Sinoadditive Manufacturing Equipment Co Ltd
Priority to CN201510788746.8A priority Critical patent/CN105922568B/en
Publication of CN105922568A publication Critical patent/CN105922568A/en
Application granted granted Critical
Publication of CN105922568B publication Critical patent/CN105922568B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency

Abstract

The invention discloses a kind of plasma founding rapid forming equipment and quick molding method, which is made of monitoring system, plasma beam system of processing and multiple print platforms;Print platform includes horizontal stamp pad, stamp pad position regulator and electric walking mechanism;Plasma beam system of processing is made of plasma generator, printing distance adjusting means, feeder and wire feeder;Monitoring system includes traveling controller, multiple walking position detection units, temperature detecting unit, distance detection unit and printing apart from adjusting control device;The method comprising the steps of:One, workpiece three-dimensional stereo model to be formed obtains and hierarchy slicing is handled;Two, scan path is filled;Three, printing path obtains;Four, it successively prints from the bottom to top.Reasonable design of the present invention, easy to operate and shaping efficiency is high, using effect is good, is not necessarily to closed molding room, and do not need protective atmosphere or vacuum environment, workpiece shaping process directly carries out under atmospheric environment.

Description

A kind of plasma founding rapid forming equipment and quick molding method
Technical field
The invention belongs to rapid shaping technique fields, more particularly, to a kind of plasma founding rapid forming equipment and quickly Forming method.
Background technology
Currently, metal parts rapid shaping technique is mainly precinct laser fusion rapid molding technology both at home and abroad (Selective laser melting, SLM).Such as United States Patent (USP) " the PROCESS AND of Patent No. US7047098 One kind is described in detail in DEVICE FOR PRODUCING A SHAPED BODY BY SELECTIVE LASER MELTING " The precinct laser fusion manufacturing process and its equipment of fine and close part are manufactured using three-dimensional digital model.Publication No. CN1603031A Chinese invention patent " a kind of Metal Part by Selective Laser Melting quick molding method and its device " disclose a kind of metal zero Part precinct laser fusion rapid molding method and its device, the device include semiconductor pumped YAG laser or optical fiber laser, Light beam focusing system, molded part cylinder and powder cylinder, semiconductor pumped YAG laser or optical fiber laser and light beam focusing system phase Connection, and scanning is focused in molded part cylinder, molded part cylinder is connected by powdering roller with powder cylinder, and powdering roller is connected with drive Dynamic motor, driving motor are connected with computer.
In order to prepare larger size or prepare multiple parts simultaneously, laser array and optical system array approaches are taken Or mobile galvanometer scheme.The Chinese invention patent of Publication No. CN 102266942A " directly manufactures the precinct laser of heavy parts Fusion rapid molding equipment " discloses a kind of precinct laser fusion rapid molding equipment of direct manufacture large compact part.It should Equipment includes mainly laser array, optical system array, moulding cylinder, the three-dimensional heat stepwise insulation construction of moulding cylinder, molding Cylinder weight balancing system, substrate levelling device, double recovery tanks, double storage powder casees, double quantitative powder feedings and powder discharging device, power spreading device, Protective atmosphere cover, gas purge system, control system.The optical system taken is by multiple optical system units, Mechanical Moving Platform construction, can be with arbitrary extension or the coverage area of reduction optical system.The Chinese invention of Publication No. CN103071795A Patent " mobile galvanometer selective laser melting SLM formers " disclose a kind of mobile galvanometer selective laser melting SLM at Shape equipment.The equipment includes straight with the Y-axis of X-axis linear motor and longitudinal rail group with cross slide way group by communication line The digital control system that line motor is connected, X-axis linear motor and Y-axis linear motor constitute turntable driving structure, the turntable driving Structure is drivingly connected with laser bundle-enlarging collimation microscope group, and laser bundle-enlarging collimation microscope group bottom is caught in galvanometer unit, under galvanometer unit Side is provided with forming work package, and inert gas gas curtain is provided between forming work package and galvanometer unit.
The basic functional principle of precinct laser fusion rapid molding equipment is:First on computers utilize Pro/e, UG, The 3D sculpting softwares such as CATIA design the three-dimensional entity model (i.e. three-dimensional stereo model) of part, then pass through Slice Software Hierarchy slicing is carried out to the threedimensional model, obtains the outline data in each section, filling scan path is generated by outline data, in work Make the certain thickness powder of tiling in cylinder, according to the control of computer, laser beam is by way of vibration mirror scanning according to three-dimensional zero The slicing treatment result of component figure selectively melts fore-put powder layer;Then, working cylinder declines certain distance and spreads again Powder, laser beam complete one layer under parts of manufacture under the drive of galvanometer again according to the 3-D graphic of parts;So weight The processes such as multiple powdering, scanning and working cylinder decline, to realize the manufacture of three-dimensional parts.
Nowadays, precinct laser fusion rapid molding technology is primarily present following three aspects problem:
The first, precinct laser fusion rapid molding technology needs protective atmosphere or vacuum environment, to avoid in forming process The oxidation of metal parts.This keeps precinct laser fusion rapid molding device structure complicated, and forming part size is restricted, energy Source laser device system price is high, and former is expensive.
The second, precinct laser fusion rapid molding technology needs the moulding cylinder system of powdering.This keeps precinct laser fusion fast Rapid-result type device structure is complicated, and not only forming part size is restricted, and shaping efficiency is relatively low.
Third, in order to ensure that part mechanical property, precinct laser fusion rapid molding technology need the spherical shape of good fluidity Metal powder.This keeps precinct laser fusion rapid molding equipment operating cost very high.
In addition, Chinese invention patent " laser cladding forming equipment and a kind of metal zero of Publication No. CN101885063A The laser cladding forming method of part " discloses a kind of quick molding method and its equipment of laser melting coating silk material, and the equipment is main Workbench, laser device, wire feeder including three-dimensional motion and control system.Wherein, wire feeder includes pinching roller Right, the driving wheel for pinching roller pair is connect with stepper motor, and wire feed direction is controlled by a three-dimensional regulation device.Control system packet Multi-axis motion control card is included, multi-axis motion control card is connect with stepper motor, table drive motor and laser aid respectively.At Type method includes modeling, instruction conversion, slice forming and deposition modeling, by laser melting wire, forms molten drop, Molten drop accumulates cooling on the table, and forms thin slice with working table movement, and each thin slice deposits and forms three from level to level successively Tie up metal parts.
But above-mentioned laser cladding forming device and method are primarily present following three aspects problem:
The first, laser cannot protect molten drop, need to lead to protective gas at wire feeding mouth, and protective gas is easy cooling molten drop, Molten drop is solidified and is layered molding and is had an adverse effect, causes 3-dimensional metal part mechanical property relatively low.
The second, laser power is low and the diameter of wire is big, it is difficult to realize the fast short-term training of ceramic composite materials part Type.
Third, due to surface tension, molten drop cooled and solidified be molded when generate rounded constrictions, lead to piece surface not only It is sliding.
Invention content
In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is that providing a kind of plasma melting Cast rapid forming equipment, simple structure and reasonable design and it is easy to use, shaping efficiency is high, using effect is good, can synchronize Multiple workpiece print procedures are completed, are not necessarily to closed molding room, and do not need protective atmosphere or vacuum environment, workpiece shaping process Directly carried out under atmospheric environment.
In order to solve the above technical problems, the technical solution adopted by the present invention is:A kind of plasma founding rapid forming equipment, It is characterized in that:By monitoring system, plasma beam system of processing and multiple printings printed respectively for multiple workpiece to be formed Platform forms, the structure all same of multiple print platforms;Each print platform includes being placed for workpiece to be formed Horizontal stamp pad, the stamp pad position regulator that is adjusted to the position of horizontal stamp pad and be mounted on the stamp pad The electric walking mechanism of position regulator bottom, the horizontal stamp pad are installed on the stamp pad position regulator; The horizontal stamp pad of multiple print platforms is respectively positioned in same level;Multiple print platforms be respectively positioned on it is described it is equal from The printing being located at below beamlet stream system of processing, and in multiple print platforms immediately below the plasma beam system of processing Platform is platform to be controlled;
The plasma beam system of processing by be equipped with nozzle and for generate beam-plasma plasma generator, The printing distance that the distance between the horizontal stamp pad of outlet and the platform to be controlled to the nozzle is adjusted is adjusted Device, the feeder that working gas is provided for the plasma generator and the wire feed for continuously sending out processed silk material Device forms;The plasma generator is located above horizontal stamp pad and it is mounted on the printing distance adjusting means On, the wire feeder is located above horizontal stamp pad and it is located at the plasma generator side;The feeder It is connect with the air inlet opened on the plasma generator by air supply pipe;The outer end of the processed silk material is fusing End, the melting end is located at below the outlet of the nozzle and it is located on the central axis of the beam-plasma;
The monitoring system includes the walking control being respectively controlled to the electric walking mechanism of multiple print platforms Device processed, multiple walking position detection units that the walking position of multiple print platforms is measured in real time respectively, to more The position that the stamp pad position regulator of a print platform is respectively controlled adjusts controller, to described to be controlled Temperature detecting unit, the outlet to the nozzle and the institute that workpiece surface temperature to be formed on platform processed is measured in real time Distance detection unit that the distance between the horizontal stamp pad for stating platform to be controlled is measured in real time and to the printing distance The printing that regulating device is controlled is apart from adjusting control device, the electric walking mechanism of multiple print platforms and multiple described Walking position detection unit is connect with traveling controller, and the stamp pad position regulator of multiple print platforms is equal It is connect with position adjustment controller, the printing is connect apart from adjusting control device with the printing distance adjusting means, the temperature Degree detection unit and distance detection unit are connect with printing apart from adjusting control device;The temperature detecting unit and printing distance Adjusting control device forms temperature control device.
A kind of above-mentioned plasma founding rapid forming equipment, it is characterized in that:The monitoring system further include to it is described it is equal from Plasma generator controller that daughter generator is controlled, the gas flow that the gas flow of air supply pipe is measured in real time Detection unit and the gas flow controller controlled the flow control valve installed on air supply pipe, the plasma are controlled Device processed is connect with the plasma generator, and the detection of gas flow rate unit is connect with gas flow controller.
A kind of above-mentioned plasma founding rapid forming equipment, it is characterized in that:The plasma generator includes plasma Rifle, the nozzle are the anode nozzle of plasma gun front end;The plasma gun includes the gun body for being provided with the air inlet, is located at Anode nozzle immediately ahead of gun body and the cathode being plugged in gun body, the anode nozzle are located at cathode front side, the arc chamber On front side of cathode and it is located at the posterior medial of anode nozzle, and the front inner of the anode nozzle is spout;The anode Nozzle, cathode and arc chamber are laid with gun body in coaxial;The air inlet is located on rear side of gun body, and the spout is with gun body in same Axis is laid or the angle between gun body central axis is 30 °~45 °.
A kind of above-mentioned plasma founding rapid forming equipment, it is characterized in that:Further include the multiple print platforms of a confession The walking of electric walking mechanism walking track, the electric walking mechanism of multiple print platforms is respectively positioned on the walking track On, the electric walking mechanism is the walking mechanism for driving the print platform to be moved forward and backward along the walking track;It is more The horizontal stamp pad of a print platform is laid from front to back along the length direction of the walking track;
The wire feeder includes the wire feed that top is wound with the wire tray of processed silk material, is conveyed to being processed silk material Mechanism and the wire feed driving mechanism driven to the wire feeder, the wire feeder are located on the inside of wire tray and are sent with described The connection of silk mechanism;The wire tray is coaxially mounted in shaft and can be rotated around the shaft.
A kind of above-mentioned plasma founding rapid forming equipment, it is characterized in that:The wire feeder further includes to being processed silk The three-dimensional regulation holder that the wire feed direction of material is adjusted, the wire feeder are mounted on three-dimensional regulation holder;The wire feed Mechanism is wire pushing roller, and the wire pushing roller includes driving roller group and driven roller group, and the driving roller group includes two By the driving roller that wire feed driving mechanism drive and rotation direction is opposite, the driven roller group includes two rotation sides To opposite and be located at the driven rollers of processed silk material both sides, the driving roller group is located at the driven roller group one Side, two driving rollers are located at processed silk material both sides;
The monitoring system further include the speed detection unit that is measured in real time of wire feed rate to being processed silk material and To the wire feed rate controller that wire feed driving mechanism is controlled, the speed detection unit is connect with wire feed rate controller.
A kind of above-mentioned plasma founding rapid forming equipment, it is characterized in that:The stamp pad of multiple print platforms Position regulator is three axis numerically controlled machine;
Angle between the central axis and vertical plane of the beam-plasma that the plasma generator generates is not more than 45°;The printing distance adjusting means are upper to the nozzle adjust up and down along the central axis of the beam-plasma Lower adjusting apparatus, the distance detection unit are to export to level from the nozzle to the central axis along the beam-plasma The distance detection device that the distance between stamp pad is measured in real time.
Meanwhile a kind of invention additionally discloses method and steps simple, reasonable design and realize convenient, using effect it is good etc. from Sub- founding quick molding method, it is characterised in that:This approach includes the following steps:
Step 1: workpiece three-dimensional stereo model to be formed obtains and hierarchy slicing processing:To multiple workpiece to be formed Three-dimensional stereo model acquisition and hierarchy slicing processing are carried out respectively;
Wherein, it when carrying out three-dimensional stereo model acquisition and hierarchy slicing processing to workpiece to be formed described in any one, adopts With data processing equipment and image processing module is called to obtain the three-dimensional stereo model of the workpiece to be formed, recalls hierarchy slicing Module carries out hierarchy slicing to the three-dimensional stereo model of the workpiece to be formed, and obtains multiple layering sections of the workpiece to be formed Image;Multiple layering cross-sectional images are multiple to being obtained after the three-dimensional stereo model of the workpiece to be formed progress hierarchy slicing It is layered the image in section, multiple layering sections are uniformly distributed from the bottom to top;
The height all same of multiple workpiece to be formed;The three-dimensional stereo model of multiple workpiece to be formed is layered When slice, lift height all same and the quantity all same for obtaining layering cross-sectional image;
Step 2: scan path is filled:Path filling is scanned respectively to multiple workpiece to be formed in step 1 Processing;
Wherein, when being scanned path filling processing to workpiece to be formed described in any one, it is all made of the data processing Equipment and calling described image processing module, multiple layering cross-sectional images to the workpiece to be formed obtained in step 1 It is respectively processed, and completes the scan path filling process in multiple layering sections, obtain multiple layering sections Scan path;
Step 3: printing path obtain and under pass:Multiple institutes in obtaining step one are distinguished using the data processing equipment State the printing path of workpiece to be formed;
Wherein, when obtaining the printing path of any one workpiece to be formed, the data processing equipment is all in accordance with step The scan path in multiple layering sections of the workpiece to be formed obtained in two, obtains the multiple described of the workpiece to be formed It is layered the printing path in section, and the printing path in each layering section is identical as the scan path in the layering section;
Step 4: successively printing from the bottom to top:Multiple workpiece synchronizations to be formed are successively printed from the bottom to top;
Wherein, when successively being printed from the bottom to top to workpiece to be formed described in any one, all in accordance with being obtained in step 3 The workpiece to be formed it is multiple it is described layering sections printing paths successively printed from the bottom to top, obtain by multiple moldings Finished workpart made of layer stacks from the bottom to top;The shape layer for being located at bottommost in multiple shape layers is bottom;It is described at The quantity of type layer is identical as the quantity in layering section of the workpiece to be formed of this in step 1, the laying of multiple shape layers Position respectively with it is multiple it is described layering sections installation positions correspond and its thickness all same, the thickness of the shape layer with The distance between the two neighboring layering section is identical, and multiple layering sections of the workpiece to be formed of this in step 3 are beaten Print path is respectively the printing path of multiple shape layers;
When successively being printed from the bottom to top to multiple workpiece synchronizations to be formed, process is as follows:
Step 401, bottom printing:The bottom of multiple workpiece to be formed is printed respectively, and multiple described is waited for The bottom Method of printing all same of shaping workpiece;After the completion of waiting for that the bottom of multiple workpiece to be formed prints, enter step 402;
Wherein, when being printed to the bottom of workpiece to be formed described in any one, include the following steps:
Step 4011, walking displacement:The electric walking mechanism of multiple print platforms is distinguished by traveling controller Controlled, by for the print platform of workpiece to be formed printing move to the plasma beam system of processing just under Side;At this point, the print platform immediately below the plasma beam system of processing is platform to be controlled;
Step 4012, printing:The position adjustment controller working as according to the workpiece to be formed acquired in step 3 The printing path of preceding institute's printing shaping layer, controls the stamp pad position regulator of the platform to be controlled and drives water Flat stamp pad is moved in the horizontal plane;In the horizontal stamp pad moving process, the plasma beam system of processing will The plasma beam of interior band melting liquid stream is continuously sprayed onto on horizontal stamp pad;After melting liquid stream solidifies, completion is currently beaten Print the print procedure of shape layer;
Step 402, last layer printing:A upper shape layer for multiple workpiece to be formed is printed respectively, and The Method of printing all same of a upper shape layer for multiple workpiece to be formed;
Wherein, when being printed to a upper shape layer for workpiece to be formed described in any one, include the following steps:
Step 4021, walking displacement and horizontal stamp pad move down:Traveling controller is first passed through to multiple print platforms Electric walking mechanism be respectively controlled, the beam-plasma will be moved to for the print platform of workpiece to be formed printing Flow the underface of system of processing;At this point, the print platform immediately below the plasma beam system of processing is to be controlled Platform processed;Later, the position adjustment controller is driven by the stamp pad position regulator of the control platform to be controlled Horizontal stamp pad is once moved down and is moved down highly identical as the thickness of the shape layer in the vertical direction;
Step 4022, printing and synchronous temperature control:Position adjustment controller is waited for into according to acquired this in step 3 The printing path of current institute's printing shaping layer of type workpiece, controls the stamp pad position regulator of the platform to be controlled It makes and horizontal stamp pad is driven to be moved in the horizontal plane;In the horizontal stamp pad moving process, the plasma beam The plasma beam that interior band is melted liquid stream by system of processing is continuously sprayed onto the upper of current printed next shape layer On surface;After melting liquid stream solidifies, the print procedure of current institute's printing shaping layer is completed;
In this step, in the horizontal stamp pad moving process, by temperature detecting unit under currently printed The upper surface temperature of one shape layer is measured in real time and adjusts detected temperature information synchronous driving to printing distance Controller is saved, while by distance detection unit between the outlet of the nozzle and the horizontal stamp pad of the platform to be controlled Distance be measured in real time and by the range information synchronous driving detected to printing apart from adjusting control device;It is described printing away from The temperature information that is detected according to temperature detecting unit from adjusting control device and by controlling the printing distance adjusting means pair The distance between the outlet of the nozzle and the horizontal stamp pad of the platform to be controlled are adjusted, and make current printed The upper surface temperature of next shape layer is not higher than 0.6 times of the material fusing point of the workpiece to be formed;
In horizontal stamp pad moving process described in step 4012 and step 4022, the wire feeder is by processed silk material It is continuous to send out, while the beam-plasma generated by the plasma beam system of processing carries out the melting end for being processed silk material Fusing, and make the melting end melt the molten melt drop to be formed continuously and form liquid stream;The liquid stream be distributed in it is described it is equal from In beamlet, the interior plasma beam with melting liquid stream is formed;
Step 402 is repeated several times in step 403, until completing the printing of all shape layers of multiple workpiece to be formed Process obtains the finished workpart for multiple workpiece to be formed that printing is completed.
The above method, it is characterized in that:Before successively being printed from the bottom to top in step 4, data processing described in step 1 is set It is standby first according to the material fusing point and printing range data library pre-established, and combine pre-entered by parameter input unit it is more The Material Name of a workpiece to be formed is determined the basis printing distance of each workpiece to be formed respectively;The parameter Input unit connects with the data processing equipment;
The material fusing point and printing range information of various material are stored in the material fusing point and printing range data library, The material fusing point and printing range information of each material include title, fusing point and the basis printing distance of this kind of material; The basis printing distance is 5mm~1000mm, and material fusing point is higher, and basis printing distance is closer;
Before being printed in step 4012, what the printing was detected apart from adjusting control device according to distance detection unit Range information and the printing distance adjusting means by controlling the platform to be controlled, by the outlet of the nozzle with it is described The distance between horizontal stamp pad of platform to be controlled is adjusted to the basis printing distance of the workpiece to be formed;Step 4012 In middle print procedure, the distance between the outlet of the nozzle and the horizontal stamp pad of the platform to be controlled are the work to be formed The basis printing distance of part;
Before carrying out printing and synchronizing temperature control in step 4022, the printing is single according to distance detection apart from adjusting control device The number that moves down of range information and the horizontal stamp pad of combination that member is detected moves down height with each, and passes through control The printing distance adjusting means of the platform to be controlled, by the outlet of the nozzle and current printed next institute The distance between the upper surface for stating shape layer is adjusted to the basis printing distance of the workpiece to be formed;To institute in step 4022 When the distance between the horizontal stamp pad of the outlet and the platform to be controlled of stating nozzle is adjusted, the printing distance is adjusted The range information that the temperature information and combination distance detection unit that controller is detected according to temperature detecting unit are detected is to institute The outlet for stating nozzle is adjusted with the distance between horizontal stamp pad of the platform to be controlled, make it is currently printed under The upper surface temperature of one shape layer controls between 0.1 times~0.6 times of the material fusing point of the workpiece to be formed;And And when the outlet of the nozzle is adjusted with the distance between the horizontal stamp pad of the platform to be controlled, the amplitude of accommodation For 5mm~60mm, and the material fusing point of the workpiece to be formed is higher, and the amplitude of accommodation is smaller;
The range information that the distance detection unit is detected is the water of the outlet and the platform to be controlled of the nozzle The distance between flat stamp pad.
The above method, it is characterized in that:The wire feeder includes that top is wound with the wire tray of processed silk material, to being processed The wire feeder and the wire feed driving mechanism driven to the wire feeder, the wire feeder that silk material is conveyed are located at It is connect on the inside of wire tray and with the wire feeder;The wire tray is coaxially mounted in shaft and can be rotated around the shaft;
The monitoring system further includes the plasma generator controller controlled to the plasma generator, to supplying Detection of gas flow rate unit that the gas flow of tracheae is measured in real time controls the flow control valve installed on air supply pipe The gas flow controller of system, the speed detection unit that is measured in real time of wire feed rate to being processed silk material and wire feed is driven The wire feed rate controller that motivation structure is controlled, the speed detection unit are connect with wire feed rate controller, it is described it is equal from Sub- generator controller is connect with the plasma generator, and the detection of gas flow rate unit connects with gas flow controller It connects, the distance detection unit is connect with gas flow controller;
Before successively being printed from the bottom to top in step 4, the first basis of data processing equipment described in step 1 pre-establishes Gas flow and wire feed rate database, and in conjunction with the thickness of the preset shape layer, to the base gas of air supply pipe The wire feed rate of flow and the wire feeder is determined;
The gas flow and wire feed rate databases contain the wire feed speed needed for the shape layer of a variety of different thickness Degree and base gas flow;The base gas flow is 5ml/min~500ml/min, and the wire feed of the wire feeder is fast Degree is bigger, and the base gas flow is bigger;
In horizontal stamp pad moving process described in step 4012 and step 4022, the speed detection unit is sent to described The wire feed rate of silk device is measured in real time and by institute's detection information synchronous driving to wire feed rate controller, and the wire feed is fast Controller is spent according to the wire feed rate of the predetermined wire feeder and combines speed detection unit institute detection information to sending Silk driving mechanism is controlled, and keeps the wire feed rate of the wire feeder identical as predetermined wire feed rate;
Before being printed in step 4012, the gas flow controller is according to the detected letter of detection of gas flow rate unit It ceases and the gas flow of air supply pipe is adjusted to the base gas flow by controlling flow control valve;It is printed in step 4012 In the process, the gas flow of the air supply pipe is the base gas flow;
It carries out printing in step 4022 and synchronize in temperature control process, the gas flow controller is according to detection of gas flow rate Unit institute's detection information simultaneously combines distance detection unit institute detecting distance information, and by controlling flow control valve to air supply pipe Gas flow is increased and decreased adjustment;Also, the nozzle outlet the horizontal stamp pad of the platform to be controlled between away from From bigger, the gas flow of the air supply pipe is bigger.
The above method, it is characterized in that:In horizontal stamp pad moving process described in step 4012 and step 4022, the quilt The wire feed rate for processing silk material is 0.1m/min~10m/min, a diameter of 0.02mm~10mm of the processed silk material;It is described The diameter for being processed silk material is bigger, and wire feed rate is slower;And the material fusing point for being processed silk material is higher, wire feed rate is slower;
In step 4 from the bottom to top successively print before, by between the melting end of processed silk material and horizontal stamp pad away from From preset wire feed height is adjusted to, the wire feed height is 5mm~1000mm;It is successively printed from the bottom to top in step 4 In the process, the fusing end position for being processed silk material is motionless.
Compared with the prior art, the present invention has the following advantages:
1, used plasma founding rapid forming equipment simple structure and reasonable design and input cost it is relatively low, processing It makes and installation is laid conveniently.
2, used plasma founding rapid forming equipment is not necessarily to closed molding room, and does not need protective atmosphere or true Altitude, workpiece shaping process directly carry out under atmospheric environment.Thus, structure is very simple, and forming part size is not It is restricted, equipment price is relatively low.
3, printed material (being processed silk material) supply of plasma founding rapid forming equipment is in energy source beam-plasma In (the drop plasma beam of material), the moulding cylinder system for not needing powdering does not need powdering system, it is only necessary to wire feed dress It sets, structure significantly simplifies.
4, used plasma founding rapid forming equipment is easy to use, intelligence degree and shaping efficiency are high, Using effect is good, and the quality of institute's shaping workpiece is high.Used monitoring system includes being controlled to stamp pad position regulator The position adjustment controller of system treats temperature detecting unit that shaping workpiece upper surface temperature is measured in real time, to nozzle The distance detection unit and printing distance adjusting means are carried out that the distance between outlet and horizontal stamp pad are measured in real time The printing of control is connect apart from adjusting control device, position adjustment controller with stamp pad position regulator, and printing distance is adjusted Controller is connect with printing distance adjusting means, and temperature detecting unit and distance detection unit are with printing apart from adjusting control device Connection;Temperature detecting unit forms temperature control device with printing apart from adjusting control device.In actual use, temperature regulates and controls Printing in system controls printing distance adjusting means according to temperature detecting unit institute's detection information apart from adjusting control device System so that printing distance energy automatic adjusument can prevent the shape layer that completion has been printed caused by printing hypotelorism in this way Occur the problem of fusing again, and can also prevent caused by printing hypertelorism formed precision is relatively low, melts liquid stream being sprayed onto The problems such as being solidified before next printable layer upper surface so that forming process is easily controllable, and realizes conveniently, while can have Effect prevents workpiece surface from aoxidizing, because without closed vacuum environment is arranged.In addition, used monitoring system further includes Gas flow automatic adjusument and wire feed rate automatic adjusument function, intelligence degree are high.
5, the energy source that plasma founding rapid forming equipment uses is beam-plasma, and beam-plasma power is up to tens of thousand Watt, metal, ceramics, resin and other composite materials can be melted, realizes the 3D printing of above-mentioned material part.Generate beam-plasma Plasma generator (be specifically plasma gun) it is simple in structure, operation expense is low, and equipment cost is low.
6, the molten melt drop of plasma founding rapid forming equipment institute printed material is in plasma beam, beam-plasma sheet Body has protective effect, adds the effect of working gas, can effectively prevent the oxidation of printed material, which need not protect Atmosphere or vacuum environment directly use under atmospheric environment, with device structure is simple, operating cost is low, forming part size The advantages that unrestricted.
7, plasma founding rapid forming equipment is continuously sent processed silk material into beam-plasma using wire feeder, is beaten The cost of material is low for print.
8, by settable liquid at solid-state, technical process simplifies materials behavior when plasma founding rapid forming equipment prints, Reduce the technology difficulty and cost of 3D printing.Meanwhile in working gas (beam-plasma includes unionized working gas) Under effect, the melting end of processed silk material, which heats in beam-plasma and is fused into molten condition, forms small drop, melts Molten melt drop afterwards is continuous and forms liquid stream and is sprayed together with beam-plasma, forms the interior plasma beam with melting liquid stream; After being sprayed with beam-plasma due to the melting liquid stream that processed silk material is formed after fusing, forms interior band printed material and melt liquid stream Microstream, form casting type molding, the rounded constrictions phenomenon that generates when avoiding the molding of molten drop cooled and solidified, part mechanical property Can be high, surface is smooth, reduces the technology difficulty of rapid shaping.
9, used plasma founding rapid forming equipment is easy to use, intelligence degree is high and using effect It is good, the 3D printing process of multiple workpiece can be synchronously completed, production efficiency greatly improves, and multiple print platforms are controlled by walking System is alternately moved to print area (i.e. the underface of plasma beam system of processing), and control process is simple, it is convenient and more to realize The Forming Quality of a workpiece can be effectively controlled.Multiple workpiece to be formed both can be the identical work of structure snd size all same Part can also be multiple and different workpiece that structure is all different with size, and occupation mode is very flexible, be particularly suitable for high-volume Small workpiece is processed.
10, used plasma founding quick molding method step is simple, reasonable design and realization are convenient, using effect Good, beam-plasma has protective effect, does not need protective atmosphere or vacuum environment, is directly printed under atmospheric environment.And And printed material supply does not need the molding of powdering in energy source beam-plasma (the melting liquid stream plasma beam of material) Cylinder system.When printing, by settable liquid at solid-state, technical process simplifies materials behavior, reduce 3D printing technology difficulty and Cost, and it is no longer size-limited to print part.As shown in the above, the present invention to traditional plasma surfacing method into Row substantially improves, and existing plasma surfacing method is generally both provided with plasma arc pressure Height-adjusting device, plasma gun and workpiece The distance on surface is not more than 15mm, and the scope of application is limited.And in the present invention, printing distance can be adjusted interior on a large scale, fit It answers unlike material to print demand, and workpiece shaping quality can be effectively ensured.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Description of the drawings
Fig. 1 is the structural schematic diagram of plasma founding rapid forming equipment of the present invention.
Fig. 2 is the structural schematic diagram of plasma gun in the embodiment of the present invention 1.
Fig. 3 is the schematic block circuit diagram of monitoring system of the present invention.
Fig. 4 is structural schematic diagram of the present invention into compression ring.
Fig. 5 is the structural schematic diagram of air inlet ring body of the present invention.
Fig. 6 is the flow diagram of plasma founding quick molding method of the present invention.
Fig. 7 is the structural schematic diagram of plasma gun in the embodiment of the present invention 2.
Reference sign:
1-feeder;2-are processed silk material;3-workpiece to be formed;
4-horizontal stamp pads;5-air supply pipes;6-wire trays;
7-plasma generator controllers;8-distance detection units;9-temperature detecting units;
10-printings are apart from adjusting control device;11-detection of gas flow rate units;
12-gas flow controllers;13-plasma guns;13-1-gun body;
13-2-anode nozzle;13-3-cathode;13-4-arc chamber;
13-5-spout;13-6-insulating layer;14-wire feed driving mechanisms;
15-positions adjust controller;16-three axis numerically controlled machines;17-upper and lower adjusting apparatus;
18-speed detection units;19-wire pushing rollers;20-wire feed rate controllers;
21-into compression ring;21-1-air inlet ring body;21-2-annular sealing cover;
21-3-annular air inlet duct;21-4-outside air admission hole;21-5-inside air admission hole;
22-three-dimensional regulation holders;23-PC machine;24-flow control valves;
25-electric walking mechanisms;26-traveling controllers;
27-walking position detection units;28-the linear guides.
Specific implementation mode
A kind of plasma founding rapid forming equipment as shown in Figure 1, by monitoring system, plasma beam system of processing and Multiple print platform compositions printed respectively for multiple workpiece 3 to be formed, the structure all same of multiple print platforms;Each The print platform includes the horizontal stamp pad 4 for supplying workpiece 3 to be formed to place, is adjusted to the position of horizontal stamp pad 4 Stamp pad position regulator and electric walking mechanism 25 mounted on stamp pad position regulator bottom, the water Flat stamp pad 4 is installed on the stamp pad position regulator;The horizontal stamp pad 4 of multiple print platforms is respectively positioned on together On one horizontal plane;Multiple print platforms are respectively positioned below the plasma beam system of processing, and multiple printings are flat It is platform to be controlled to be located at the print platform immediately below the plasma beam system of processing in platform.
The plasma beam system of processing by be equipped with nozzle and for generate beam-plasma plasma generator, The printing distance that the distance between the horizontal stamp pad 4 of outlet and the platform to be controlled to the nozzle is adjusted is adjusted Device provides the feeder 1 of working gas for the plasma generator and for continuously sending out sending for processed silk material 2 Silk device forms;The plasma generator is located at 4 top of horizontal stamp pad and it is mounted on printing distance and adjusts dress It sets, the wire feeder is located at 4 top of horizontal stamp pad and it is located at the plasma generator side;The gas supply dress 1 is set to connect with the air inlet opened on the plasma generator by air supply pipe 5;The outer end of the processed silk material 2 is Melting end, the melting end is located at below the outlet of the nozzle and it is located on the central axis of the beam-plasma.It is described It is printed material to be processed silk material 2.
The monitoring system includes the walking being respectively controlled to the electric walking mechanism 25 of multiple print platforms Controller 26, multiple walking position detection units that the walking position of multiple print platforms is measured in real time respectively Position adjustment controller 15 that 27, the stamp pad position regulator of multiple print platforms is respectively controlled, Temperature detecting unit 9 that 3 upper surface temperature of workpiece to be formed on the platform to be controlled is measured in real time, to the spray Distance detection unit 8 that outlet and the distance between the horizontal stamp pad 4 of the platform to be controlled of head are measured in real time and To the printing that is controlled of printing distance adjusting means apart from adjusting control device 10, the electric walking of multiple print platforms It walks mechanism 25 and multiple walking position detection units 27 is connect with traveling controller 26, the institute of multiple print platforms It states stamp pad position regulator to connect with position adjustment controller 15, the printing is beaten apart from adjusting control device 10 with described Distance adjusting means connection is printed, the temperature detecting unit 9 and distance detection unit 8 connect with printing apart from adjusting control device 10 It connects.The temperature detecting unit 9 forms temperature control device with printing apart from adjusting control device 10.
Occur as shown in figure 3, the monitoring system further includes the plasma controlled the plasma generator Controller 7, the detection of gas flow rate unit 11 that the gas flow of air supply pipe 5 is measured in real time and to being installed on air supply pipe 5 The gas flow controller 12 that is controlled of flow control valve 24, the plasma generator controller 7 and the plasma Generator connects, and the detection of gas flow rate unit 11 is connect with gas flow controller 12.The temperature detecting unit 9 is pair The plasma beam system of processing infrared temperature that temperature is measured in real time at the print position on workpiece 3 to be formed passes Sensor.The distance detection unit 8 is laser range sensor.
In the present embodiment, the quantity of the plasma beam system of processing is one.
As shown in Fig. 2, the plasma generator includes plasma gun 13, the nozzle is 13 front end of plasma gun Anode nozzle 13-2;The plasma gun 13 includes being provided with the gun body 13-1 of the air inlet, immediately ahead of gun body 13-1 Anode nozzle 13-2 and the cathode 13-3, the anode nozzle 13-2 that are plugged in gun body 13-1 are located at the front sides cathode 13-3, institute State that arc chamber 13-4 is located on front side of cathode 13-3 and it is located at the posterior medial of anode nozzle 13-2, the anode nozzle 13-2's Front inner is spout 13-5;The anode nozzle 13-2, cathode 13-3 and arc chamber 13-4 are in coaxial cloth with gun body 13-1 If;The air inlet is located on rear side of gun body 13-1, the spout 13-5 and gun body 13-1 in it is coaxial lay or with the gun body 13- Angle between 1 central axis is 30 °~45 °.
In actual use, the plasma gun 13 is mounted in the printing distance adjusting means.
In actual use, the plasma gun 13 can also use conventional other plasma guns.
In the present embodiment, insulating layer 13-6 is provided between the anode nozzle 13-2 and gun body 13-1.
In the present embodiment, as shown in Fig. 2, the spout 13-5 and gun body 13-1 is laid in coaxial.
In the present embodiment, the air supply pipe 5 is by into the air inlet opened on compression ring 21 and the plasma generator Connection.Also, by uniformly being supplied into the plasma generator into compression ring 21.
As shown in Figure 4, Figure 5, it is described into compression ring 21 be circular ring shape and it include air inlet ring body 21-1 and lid be mounted in air inlet There are one rings to be opened on circular ring shape and its madial wall by annular sealing cover 21-2, the air inlet ring body 21-1 on ring body 21-1 Open that there are one in the outside air admission hole 21-4 that connects with air supply pipe 5 and its on shape air inlet duct 21-3, the air inlet ring body 21-1 Side is provided with multiple inside air admission hole 21-5, and multiple inside air admission hole 21-5 are along the circumferential direction uniformly distributed and it is respectively positioned on ring On the inside of shape air inlet duct 21-3, the outside air admission hole 21-4 is located on the outside of annular air inlet duct 21-3, the outside air admission hole 21-4 It is communicated with inside annular air inlet duct 21-3 with multiple inside air admission hole 21-5.
Also, it is along the circumferential direction provided with and multiple is communicated respectively with multiple inside air admission hole 21-5 on the gun body 13-1 Gun body air admission hole.
In actual use, the plasma gun 13 is mounted in the printing distance adjusting means.
During 13 use of plasma gun as shown in Figure 2, plasma is generated in the arc chamber 13-4, it is generated Plasma forms beam-plasma and is sprayed through spout 13-5.
In the present embodiment, the working gas is inert gas or H2Gas.
Wherein, inert gas is Ar gas, He gas and N2Gas.
As shown in Figure 1, plasma 3D printing equipment of the present invention further includes the multiple print platforms of a confession The walking track that electric walking mechanism 25 walks, the electric walking mechanism 25 of multiple print platforms are respectively positioned on the walking rail On road, the electric walking mechanism 25 is the vehicle with walking machine for driving the print platform to be moved forward and backward along the walking track Structure;The horizontal stamp pad 4 of multiple print platforms is laid from front to back along the length direction of the walking track.
In the present embodiment, the walking track is the linear guide 28 in horizontal layout.In actual use, the walking rail Road can also use other types of track or sliding slot.Also, the horizontal stamp pad 4 of multiple print platforms is laid in together On one straight line.
In actual use, the walking track can also use the rails such as arc, circle, ellipse, fold-line-shaped, square shape Road.
In the present embodiment, the structure snd size all same of multiple print platforms.
Also, the electric walking mechanism 25 of each print platform includes multiple mounted on stamp pad position tune Engagement positions bottom and the electric walking wheel being moved forward and backward along the walking track.
In the present embodiment, the stamp pad position regulator of multiple print platforms is three axis numerically controlled machine 16。
Thus, the position adjustment controller 15 is the controller of three axis numerically controlled machine 16.
In actual use, the stamp pad position regulator can also can complete X, Y and three directions of Z axis using other The device of movement.
In the present embodiment, the quantity of the print platform is two.
In actual use, the quantity of the print platform can be adjusted accordingly according to specific needs.
In the present embodiment, the folder between the central axis and vertical plane of the beam-plasma that the plasma generator generates Angle is not more than 45 °;It is described to print distance adjusting means to be carried out up and down to the nozzle along the central axis of the beam-plasma Adjusting apparatus 17 up and down of adjustment, the distance detection unit 8 are to the central axis along the beam-plasma from the nozzle The distance detection device that is measured in real time of the distance between the horizontal stamp pad 4 for exporting to the platform to be controlled.
In the present embodiment, the adjusting apparatus 17 up and down is Z-direction adjusting apparatus.
Also, the adjusting apparatus 17 up and down is telescopic hydraulic cylinder.
In the present embodiment, the central axis for the beam-plasma that the plasma generator generates is in vertically to laying.It is real Border is in use, can according to specific needs, to the central axis and vertical plane of the beam-plasma that the plasma generator generates Between angle adjust accordingly.
In the present embodiment, the wire feeder includes that top is wound with the wire tray 6 of processed silk material 2, to being processed silk material 2 The wire feeder conveyed and the wire feed driving mechanism 14 driven to the wire feeder, the wire feeder are located at silk It is connect on the inside of disk 6 and with the wire feeder;The wire tray 6 is coaxially mounted in shaft and can be rotated around the shaft.
Meanwhile the wire feeder further includes the three-dimensional regulation holder that the wire feed direction for being processed silk material 2 is adjusted 22, the wire feeder is mounted on three-dimensional regulation holder 22.In actual use, existed respectively by the three-dimensional regulation holder 22 The wire feed direction for being processed silk material 2 is adjusted in X-axis, Y-axis and Z-direction.
In the present embodiment, the wire feeder be wire pushing roller 19, the wire pushing roller 19 include driving roller group and from Dynamic roller group, the driving roller group include two actives for by wire feed driving mechanism 14 drive and rotation direction is opposite Idler wheel, the driven roller group include that two rotation directions are opposite and be located at the driven roller of 2 both sides of processed silk material, institute It states driving roller group and is located at driven roller group side, two driving rollers are located at 2 both sides of processed silk material.
In the present embodiment, the wire feed driving mechanism 14 is stepper motor.In actual use, by changing the step The rotating speed of stepper motor carries out easy, quickly adjustment to the wire feed rate of the wire feeder.
Also, the wire feed rate of the wire feeder is at the uniform velocity.
In the present embodiment, the monitoring system further includes the speed being measured in real time to the wire feed rate for being processed silk material 2 Degree detection unit 18 and wire feed rate controller 20 that wire feed driving mechanism 14 is controlled, the speed detection unit 18 with Wire feed rate controller 20 connects.
In the present embodiment, the monitoring system further includes multiple respectively to the horizontal stamp pad 4 of multiple print platforms The stamp pad displacement monitor that is monitored of displacement, each stamp pad position monitoring device includes respectively to level The first displacement detecting unit that displacement of the stamp pad 4 in X-axis, Y-axis and Z-direction is measured in real time, second displacement detection Unit and third displacement detecting unit, first displacement detecting unit, second displacement detection unit and third displacement detecting list Member is connect with position adjustment controller 15.
In the present embodiment, the plasma generator controller 7, position adjustment controller 15, is beaten gas flow controller 12 Print connects with the data processing equipment apart from adjusting control device 10 and wire feed rate controller 20, the data processing equipment For PC machine 23.The feeder 1 carries out start-up and shut-down control by PC machine 23.
A kind of beam-plasma founding quick molding method as shown in FIG. 6, includes the following steps:
Step 1: workpiece three-dimensional stereo model to be formed obtains and hierarchy slicing processing:To multiple workpiece 3 to be formed Three-dimensional stereo model acquisition and hierarchy slicing processing are carried out respectively;
Wherein, it when carrying out three-dimensional stereo model acquisition and hierarchy slicing processing to workpiece 3 to be formed described in any one, adopts With data processing equipment and image processing module is called to obtain the three-dimensional stereo model of the workpiece 3 to be formed, recalls layering and cut Piece module carries out hierarchy slicing to the three-dimensional stereo model of the workpiece 3 to be formed, and obtains multiple layerings of the workpiece 3 to be formed Cross-sectional image;Multiple layering cross-sectional images are to be obtained after carrying out hierarchy slicing to the three-dimensional stereo model of the workpiece 3 to be formed The images in multiple layering sections are obtained, multiple layering sections are uniformly distributed from the bottom to top;
The height all same of multiple workpiece to be formed 3;The three-dimensional stereo model of multiple workpiece 3 to be formed is divided When layer slice, lift height all same and the quantity all same for obtaining layering cross-sectional image;
Step 2: scan path is filled:Path filling is scanned respectively to multiple workpiece 3 to be formed in step 1 Processing;
Wherein, when being scanned path filling processing to workpiece 3 to be formed described in any one, it is all made of the data processing Equipment and calling described image processing module, multiple layering sectional views to the workpiece 3 to be formed obtained in step 1 As being respectively processed, and the scan path filling process in multiple layering sections is completed, obtains multiple layering sections Scan path;
Step 3: printing path obtain and under pass:Multiple institutes in obtaining step one are distinguished using the data processing equipment State the printing path of workpiece 3 to be formed;
Wherein, when obtaining the printing path of any one workpiece 3 to be formed, the data processing equipment is all in accordance with step The scan path in multiple layering sections of the workpiece 3 to be formed obtained in two, obtains multiple institutes of the workpiece 3 to be formed State the printing path in layering section, and the printing path in each layering section with the scan path phase in the layering section Together;
Step 4: successively printing from the bottom to top:Multiple synchronizations of workpiece 3 to be formed are successively beaten from the bottom to top Print;
Wherein, when successively being printed from the bottom to top to workpiece 3 to be formed described in any one, all in accordance with being obtained in step 3 The workpiece 3 to be formed it is multiple it is described layering sections printing paths successively printed from the bottom to top, obtain by it is multiple at Finished workpart made of type layer stacks from the bottom to top;The shape layer for being located at bottommost in multiple shape layers is bottom;It is described The quantity of shape layer is identical as the quantity in layering section of the workpiece 3 to be formed of this in step 1, multiple shape layers Installation position is corresponded respectively with the installation position in multiple layering sections and its thickness all same, the layer of the shape layer Thick identical as the distance between the two neighboring layering section, multiple layerings of the workpiece 3 to be formed of this in step 3 are cut The printing path in face is respectively the printing path of multiple shape layers;
When successively being printed from the bottom to top to multiple synchronizations of workpiece 3 to be formed, process is as follows:
Step 401, bottom printing:The bottom of multiple workpiece 3 to be formed is printed respectively, and multiple described is waited for The bottom Method of printing all same of shaping workpiece 3;After the completion of waiting for that the bottom of multiple workpiece 3 to be formed prints, into step Rapid 402;
Wherein, when being printed to the bottom of workpiece 3 to be formed described in any one, include the following steps:
Step 4011, walking displacement:By traveling controller 26 to the electric walking mechanism 25 of multiple print platforms It is respectively controlled, the plasma beam system of processing will be moved to for the print platform that the workpiece 3 to be formed prints Underface;At this point, the print platform immediately below the plasma beam system of processing is platform to be controlled;
Step 4012, printing:The position adjustment controller 15 is according to the workpiece 3 to be formed acquired in step 3 The printing path of current institute printing shaping layer, is controlled and is driven to the stamp pad position regulator of the platform to be controlled Horizontal stamp pad 4 is moved in the horizontal plane;In 4 moving process of horizontal stamp pad, plasma beam processing system The plasma beam that interior band is melted liquid stream by system is continuously sprayed onto on horizontal stamp pad 4;Liquid stream to be melted (specifically flow to horizontal beat Melting liquid stream on ink pad 4) solidify after, complete the print procedure of current institute's printing shaping layer;
Step 402, last layer printing:A upper shape layer for multiple workpiece 3 to be formed is printed respectively, and The Method of printing all same of a upper shape layer for multiple workpiece 3 to be formed;
Wherein, when being printed to a upper shape layer for workpiece 3 to be formed described in any one, include the following steps:
Step 4021, walking displacement and horizontal stamp pad move down:It is flat to multiple printings to first pass through traveling controller 26 The electric walking mechanism 25 of platform is respectively controlled, described etc. by being moved to for the print platform that the workpiece 3 to be formed prints The underface of ion beam current system of processing;At this point, the print platform immediately below the plasma beam system of processing For platform to be controlled;Later, the position adjustment controller 15 is adjusted by controlling the stamp pad position of the platform to be controlled Device, the horizontal stamp pad of drive 4 are once moved down and move down height and the shape layer in the vertical direction Thickness is identical;
Step 4022, printing and synchronous temperature control:Position adjustment controller 15 is waited for according to acquired this in step 3 The printing path of current institute's printing shaping layer of shaping workpiece 3, to the stamp pad position regulator of the platform to be controlled into Row controls and horizontal stamp pad 4 is driven to be moved in the horizontal plane;In 4 moving process of horizontal stamp pad, it is described it is equal from The plasma beam that interior band is melted liquid stream by beamlet stream system of processing is continuously sprayed onto current printed next molding On the upper surface of layer;Liquid stream to be melted (is specifically flow on the upper surface of current printed next shape layer Melt liquid stream) solidify after, complete the print procedure of current institute's printing shaping layer;
In this step, in 4 moving process of horizontal stamp pad, by temperature detecting unit 9 to currently printed The upper surface temperature of next shape layer is measured in real time and by detected temperature information synchronous driving to printing distance Adjusting control device 10, while the outlet of the nozzle and the horizontal of the platform to be controlled are printed by distance detection unit 8 The distance between platform 4 is measured in real time and by the range information synchronous driving detected to printing apart from adjusting control device 10; Temperature information that the printing is detected apart from adjusting control device 10 according to temperature detecting unit 9 and by control the printing away from The distance between the horizontal stamp pad 4 of the platform to be controlled that exports of the nozzle is adjusted from regulating device, is made The upper surface temperature of current printed next shape layer is not higher than the 0.6 of the material fusing point of the workpiece 3 to be formed Times;
In 4 moving process of horizontal stamp pad described in step 4012 and step 4022, the wire feeder is by processed silk Material 2 is continuously sent out, while by the beam-plasma of plasma beam system of processing generation to the melting end of processed silk material 2 It is melted, and makes the melting end melt the molten melt drop to be formed continuously and form liquid stream;The liquid stream is distributed in described In beam-plasma, the interior plasma beam with melting liquid stream is formed;Also, the melting liquid stream the working gas (wait from Beamlet includes unionized working gas) under the action of moved along the central axis of the beam-plasma;
Step 402 is repeated several times in step 403, until completing the printing of all shape layers of multiple workpiece 3 to be formed Process obtains the finished workpart for multiple workpiece 3 to be formed that printing is completed.
In actual use, the wire feeder is synchronous wire feeding device.
The plasma beam that interior band is melted liquid stream by plasma beam system of processing described in step 4012 is continuously sprayed onto water When on flat stamp pad 4, the melting liquid stream of interior band, which synchronizes, to be flow on horizontal stamp pad 4.Plasma beam described in step 4022 adds The plasma beam of interior band melting liquid stream is continuously sprayed onto the upper table of current printed next shape layer by work system When on face, the melting liquid stream of interior band, which synchronizes, to be flow on the upper surface of current printed next shape layer.
In the present embodiment, when being printed in step 4012 and step 4022, according to the cloth of multiple print platforms If position from front to back or by rear to preceding sequence, to current institute's printing shaping layers of multiple workpiece 3 to be formed respectively into Row printing.
Also, it will be moved to for the print platform that the workpiece 3 to be formed prints in step 4011 and step 4021 described When the underface of plasma beam system of processing, by traveling controller 26 to the electric walking machine of multiple print platforms Structure 25 is respectively controlled, and multiple print platforms is made to be moved along the walking track.
In the present embodiment, before successively being printed from the bottom to top in step 4, the root of data processing equipment elder generation described in step 1 According to the material fusing point that pre-establishes and printing range data library, and in conjunction with by parameter input unit pre-enter it is multiple described in The Material Name of workpiece 3 to be formed is determined the basis printing distance of each workpiece 3 to be formed respectively;The parameter input Unit connects with the data processing equipment;
The material fusing point and printing range information of various material are stored in the material fusing point and printing range data library, The material fusing point and printing range information of each material include title, fusing point and the basis printing distance of this kind of material; The basis printing distance is 5mm~1000mm, and material fusing point is higher, and basis printing distance is closer;
Before being printed in step 4012, the printing is examined apart from adjusting control device 10 according to distance detection unit 8 The range information of survey and the printing distance adjusting means by controlling the platform to be controlled, by the outlet of the nozzle with The distance between the horizontal stamp pad 4 of the platform to be controlled is adjusted to the basis printing distance of the workpiece 3 to be formed;Step In rapid 4012 in print procedure, the distance between the outlet of the nozzle and the horizontal stamp pad 4 of the platform to be controlled are should The basis printing distance of workpiece 3 to be formed;
Before carrying out printing and synchronizing temperature control in step 4022, the printing is detected apart from adjusting control device 10 according to distance Range information that unit 8 is detected simultaneously combines moving down number and moving down height every time for horizontal stamp pad 4, and passes through The printing distance adjusting means for controlling the platform to be controlled, by the outlet of the nozzle with it is currently printed next The distance between the upper surface of a shape layer is adjusted to the basis printing distance of the workpiece 3 to be formed;Step 4022 In when the outlet of the nozzle is adjusted with the distance between the horizontal stamp pad 4 of the platform to be controlled, the printing What the temperature information and combination distance detection unit 8 detected according to temperature detecting unit 9 apart from adjusting control device 10 was detected The distance between the horizontal stamp pad 4 of the platform to be controlled that exports of the nozzle is adjusted in range information, makes to work as 0.1 times of material fusing point in the workpiece 3 to be formed of the upper surface temperature control of preceding printed next shape layer Between~0.6 times;Also, the distance between the outlet of the nozzle and the horizontal stamp pad 4 of the platform to be controlled are carried out When adjusting, the amplitude of accommodation is 5mm~60mm, and the material fusing point of the workpiece 3 to be formed is higher, and the amplitude of accommodation is smaller;
The range information that the distance detection unit 8 is detected is the water of the outlet and the platform to be controlled of the nozzle The distance between flat stamp pad 4.
In the present embodiment, before successively being printed from the bottom to top in step 4, the root of data processing equipment elder generation described in step 1 According to the gas flow and wire feed rate database pre-established, and in conjunction with the thickness of the preset shape layer, to gas supply The base gas flow of pipe 5 and the wire feed rate of the wire feeder are determined;
The gas flow and wire feed rate databases contain the wire feed speed needed for the shape layer of a variety of different thickness Degree and base gas flow;The base gas flow is 5ml/min~500ml/min, and the wire feed of the wire feeder is fast Degree is bigger, and the base gas flow is bigger;
In 4 moving process of horizontal stamp pad described in step 4012 and step 4022, the speed detection unit 18 is to institute The wire feed rate for stating wire feeder is measured in real time and by institute's detection information synchronous driving to wire feed rate controller 20, described Wire feed rate controller 20 is examined according to the wire feed rate and combination speed detection unit 18 of the predetermined wire feeder Measurement information controls wire feed driving mechanism 14, make the wire feed rate of the wire feeder with predetermined wire feed rate It is identical;
Before being printed in step 4012, the gas flow controller 12 is examined according to detection of gas flow rate unit 11 Measurement information and by control flow control valve 24 gas flow of air supply pipe 5 is adjusted to the base gas flow;Step In 4012 in print procedure, the gas flow of the air supply pipe 5 is the base gas flow;
It carries out printing in step 4022 and synchronize in temperature control process, the gas flow controller 12 is examined according to gas flow It surveys 11 detection informations of unit and combines 8 detecting distance information of distance detection unit, and is right by controlling flow control valve 24 The gas flow of air supply pipe 5 is increased and decreased adjustment;Also, the horizontal stamp pad of the outlet and the platform to be controlled of the nozzle The distance between 4 is bigger, and the gas flow of the air supply pipe 5 is bigger.
In the present embodiment, when obtaining the three-dimensional stereo model of the workpiece 3 to be formed, pro/e, UG, CATIA etc. three is utilized Dimension graphics software designs the three-dimensional stereo model (i.e. three-dimensional entity model) of workpiece 3 to be formed, then passes through the hierarchy slicing Module carries out hierarchy slicing to the three-dimensional stereo model, and obtains the outline data in each section, and generating filling by outline data sweeps Path is retouched, the corresponding printing path (printing path in i.e. each layering section) for obtaining three axis numerically controlled machine 16.Thus, step 1 and Method employed in step 2, the method phase used with the molding of conventional laser selective melting or electron beam selective melting molding Together.Later, the three axis numerically controlled machine 16 carries out X in the horizontal plane according to the printing path obtained and Y direction is moved through Cheng Zhong, the plasma beam that interior band is melted liquid stream by the plasma beam system of processing are continuously sprayed onto the platform to be controlled On horizontal stamp pad 4 or on the upper surface of current printed next shape layer;It is complete after melting liquid stream solidifies At the print procedure of a shape layer;Then, the three axis numerically controlled machine 16 declines in the Z-axis direction, successively prints, to complete At the print procedure of 3 d part.
Since horizontal stamp pad 4 is mobile platform on stamp pad position regulator, thus institute in step 3 The printing path in each of the acquisition layering section can also be the machining path of three axis numerically controlled machine 16, described at this time etc. Ion beam current system of processing does not move in the horizontal plane, but is moved by horizontal stamp pad 4 is upper in terms of level, from And complete the print procedure of each shape layer.
In the present embodiment, in 4 moving process of horizontal stamp pad described in step 4012 and step 4022, the processed silk The wire feed rate of a diameter of 0.02mm~10mm of material 2, the processed silk material 2 are 0.1m~10m/min.Wherein, it is processed The diameter of silk material 2 is bigger, and wire feed rate is slower;And the material fusing point for being processed silk material 2 is higher, wire feed rate is slower.
The distance between the melting end of the processed silk material 2 and print job face are 5mm~1000mm.Wherein, it prints Working face is the plane residing for current institute's printing shaping layer, is processed between the melting end and the print job face of silk material 2 Distance is wire feed height.
It, will be between the melting end of processed silk material 2 and horizontal stamp pad 4 before successively being printed from the bottom to top in step 4 Distance is adjusted to preset wire feed height, and the wire feed height is 5mm~1000mm;It is successively beaten from the bottom to top in step 4 During print, the fusing end position for being processed silk material 2 is motionless.The melting end that silk material 2 is processed in step 4012 is printed with horizontal The distance between platform 4 is wire feed height, and the melting end of silk material 2 and current printed next institute are processed in step 4022 It is wire feed height to state the distance between shape layer upper surface.
Embodiment 2
In the present embodiment, as shown in fig. 7, used plasma founding rapid forming equipment is as different from Example 1: Angle between the spout 13-5 and gun body 13-1 central axis is 30 °~45 °.
In this way, after being changed to the direction of the beam-plasma by spout 13-5, plasma jet can be effectively reduced To the thermic load impact that anode nozzle 13-2 is generated, anode ablation situation is improved.
In the present embodiment, rest part structure, connection relation and the work of used plasma founding rapid forming equipment Principle is same as Example 1.
In the present embodiment, used plasma founding quick molding method is same as Example 1.
The above is only presently preferred embodiments of the present invention, is not imposed any restrictions to the present invention, every according to the present invention Technical spirit changes any simple modification, change and equivalent structure made by above example, still falls within skill of the present invention In the protection domain of art scheme.

Claims (10)

1. a kind of plasma founding rapid forming equipment, it is characterised in that:By monitoring system, plasma beam system of processing and more A print platform composition for supplying multiple workpiece (3) printings to be formed respectively, the structure all same of multiple print platforms;Each The print platform include the horizontal stamp pad (4) placed for workpiece to be formed (3), to the position of horizontal stamp pad (4) into The stamp pad position regulator of row adjustment and the electric walking mechanism mounted on stamp pad position regulator bottom (25), the horizontal stamp pad (4) is installed on the stamp pad position regulator;The level of multiple print platforms is beaten Ink pad (4) is respectively positioned in same level;Multiple print platforms are respectively positioned below the plasma beam system of processing, and It is platform to be controlled to be located at the print platform immediately below the plasma beam system of processing in multiple print platforms;
The plasma beam system of processing is by being equipped with nozzle and for generating the plasma generator of beam-plasma, to institute The printing distance that the distance between the horizontal stamp pad (4) of the outlet and the platform to be controlled of stating nozzle is adjusted, which is adjusted, to be filled It sets, the feeder (1) of working gas is provided for the plasma generator and is processed silk material (2) for continuously sending out Wire feeder forms;The plasma generator is located above horizontal stamp pad (4) and it is mounted on printing distance and adjusts On regulating device, the wire feeder is located above horizontal stamp pad (4) and it is located at the plasma generator side;It is described Feeder (1) is connect by air supply pipe (5) with the air inlet opened on the plasma generator;The processed silk material (2) outer end is melting end, and the melting end is located at below the outlet of the nozzle and it is located at the center of the beam-plasma On axis;
The monitoring system includes the walking control being respectively controlled to the electric walking mechanism (25) of multiple print platforms Device (26) processed, multiple walking position detection units that the walking position of multiple print platforms is measured in real time respectively (27), controller is adjusted to the position that the stamp pad position regulator of multiple print platforms is respectively controlled (15), the temperature detecting unit that workpiece to be formed (3) upper surface temperature on the platform to be controlled is measured in real time (9), to the outlet of the nozzle and the distance between the horizontal stamp pad (4) of the platform to be controlled be measured in real time away from Adjusting control device (10) with a distance from the printing controlled from detection unit (8) and to the printing distance adjusting means, Duo Gesuo State print platform electric walking mechanism (25) and multiple walking position detection units (27) with traveling controller (26) The stamp pad position regulator of connection, multiple print platforms is connect with position adjustment controller (15), described Printing is connect apart from adjusting control device (10) with the printing distance adjusting means, the temperature detecting unit (9) and apart from inspection Unit (8) is surveyed to connect apart from adjusting control device (10) with printing;The temperature detecting unit (9) is with printing apart from adjusting control Device (10) forms temperature control device;
Angle between the central axis and vertical plane of the beam-plasma that the plasma generator generates is not more than 45 °;Institute It is the adjustment up and down for the nozzle adjust up and down along the central axis of the beam-plasma to state printing distance adjusting means Device (17), the distance detection unit (8) are to export to water from the nozzle to the central axis along the beam-plasma The distance detection device that the distance between flat stamp pad (4) is measured in real time.
2. a kind of plasma founding rapid forming equipment described in accordance with the claim 1, it is characterised in that:The monitoring system is also Include the plasma generator controller (7) that the plasma generator is controlled, to the gas flow of air supply pipe (5) into The detection of gas flow rate unit (11) that detects in real time of row and the flow control valve (24) installed on air supply pipe (5) is controlled Gas flow controller (12), the plasma generator controller (7) connect with the plasma generator, the gas stream Amount detection unit (11) is connect with gas flow controller (12).
3. according to a kind of plasma founding rapid forming equipment as claimed in claim 1 or 2, it is characterised in that:The plasma Body generator includes plasma gun (13), and the nozzle is the anode nozzle (13-2) of plasma gun (13) front end;It is described it is equal from Sub- rifle (13) include the gun body (13-1) for being provided with the air inlet, be located at gun body (13-1) immediately ahead of anode nozzle (13-2) and The cathode (13-3) being plugged in gun body (13-1), the anode nozzle (13-2) are located on front side of cathode (13-3), arc chamber (13-4) is located on front side of cathode (13-3) and it is located at the posterior medial of anode nozzle (13-2), the anode nozzle (13-2) Front inner is spout (13-5);The anode nozzle (13-2), cathode (13-3) and arc chamber (13-4) with gun body (13- 1) it is in coaxial lay;The air inlet is located on rear side of gun body (13-1), and the spout (13-5) is in coaxial cloth with gun body (13-1) If or the angle between gun body (13-1) central axis is 30 °~45 °.
4. according to a kind of plasma founding rapid forming equipment as claimed in claim 1 or 2, it is characterised in that:It further include one For the walking track of electric walking mechanism (25) walking of multiple print platforms, the electric walking of multiple print platforms Mechanism (25) is respectively positioned on the walking track, and the electric walking mechanism (25) is to drive the print platform along the walking The walking mechanism that track is moved forward and backward;Length of the horizontal stamp pad (4) of multiple print platforms along the walking track It is laid from front to back in degree direction;
The wire feeder includes that top is wound with the wire tray (6) of processed silk material (2), is conveyed to being processed silk material (2) Wire feeder and wire feed driving mechanism (14) that the wire feeder is driven, the wire feeder be located at wire tray (6) It inside and is connect with the wire feeder;The wire tray (6) is coaxially mounted in shaft and can be rotated around the shaft.
5. a kind of plasma founding rapid forming equipment according to claim 4, it is characterised in that:The wire feeder is also Include the three-dimensional regulation holder (22) that the wire feed direction for being processed silk material (2) is adjusted, the wire feeder is mounted on three It ties up in adjusting bracket (22);The wire feeder be wire pushing roller (19), the wire pushing roller (19) include driving roller group and Driven roller group, the driving roller group include two and carry out driving by wire feed driving mechanism (14) and rotation direction is opposite Driving roller, the driven roller group include two rotation directions on the contrary and are located at the driven of processed silk material (2) both sides Idler wheel, the driving roller group are located at driven roller group side, and two driving rollers are located at processed silk material (2) both sides;
The monitoring system further includes the speed detection unit (18) being measured in real time to the wire feed rate for being processed silk material (2) With the wire feed rate controller (20) controlled wire feed driving mechanism (14), the speed detection unit (18) and wire feed speed Controller (20) is spent to connect.
6. according to a kind of plasma founding rapid forming equipment as claimed in claim 1 or 2, it is characterised in that:It is beaten described in multiple The stamp pad position regulator for printing platform is three axis numerically controlled machine (16).
7. a kind for the treatment of the method that shaping workpiece carries out rapid shaping, spy using rapid forming equipment as described in claim 1 Sign is:This approach includes the following steps:
Step 1: workpiece three-dimensional stereo model to be formed obtains and hierarchy slicing processing:To multiple workpiece (3) to be formed point It carry out not three-dimensional stereo model acquisition and hierarchy slicing processing;
Wherein, it when carrying out three-dimensional stereo model acquisition and hierarchy slicing processing to workpiece to be formed (3) described in any one, is all made of Data processing equipment and calling image processing module obtain the three-dimensional stereo model of the workpiece (3) to be formed, recall layering and cut Piece module carries out hierarchy slicing to the three-dimensional stereo model of the workpiece (3) to be formed, and obtains the multiple of the workpiece (3) to be formed It is layered cross-sectional image;Multiple layering cross-sectional images are to carry out layering to the three-dimensional stereo model of the workpiece (3) to be formed to cut The image in multiple layering sections is obtained after piece, multiple layering sections are uniformly distributed from the bottom to top;
The height all same of multiple workpiece to be formed (3);The three-dimensional stereo model of multiple workpiece (3) to be formed is divided When layer slice, lift height all same and the quantity all same for obtaining layering cross-sectional image;
Step 2: scan path is filled:Multiple workpiece (3) to be formed in step 1 are scanned respectively at the filling of path Reason;
Wherein, it when being scanned path filling processing to workpiece to be formed (3) described in any one, is all made of the data processing and sets Standby and calling described image processing module, multiple layering sectional views to the workpiece (3) to be formed obtained in step 1 As being respectively processed, and the scan path filling process in multiple layering sections is completed, obtains multiple layering sections Scan path;
Step 3: printing path obtain and under pass:It described is waited for using multiple in the data processing equipment respectively obtaining step one The printing path of shaping workpiece (3);
Wherein, when obtaining the printing path of any one workpiece (3) to be formed, the data processing equipment is all in accordance with step 2 The scan path in multiple layering sections of the workpiece (3) to be formed of middle acquisition, obtains the multiple of the workpiece (3) to be formed The printing path in the layering section, and the printing path in each layering section with the scan path phase in the layering section Together;
Step 4: successively printing from the bottom to top:Multiple workpiece (3) synchronizations to be formed are successively printed from the bottom to top;
Wherein, when successively being printed from the bottom to top to workpiece to be formed (3) described in any one, all in accordance with what is obtained in step 3 The workpiece (3) to be formed it is multiple it is described layering sections printing paths successively printed from the bottom to top, obtain by it is multiple at Finished workpart made of type layer stacks from the bottom to top;The shape layer for being located at bottommost in multiple shape layers is bottom;It is described The quantity of shape layer is identical as the quantity in layering section of the workpiece to be formed of this in step 1 (3), multiple shape layers Installation position respectively with it is multiple it is described layering sections installation positions correspond and its thickness all same, the shape layer Thickness is identical as the distance between the two neighboring layering section, multiple described points of the workpiece to be formed of this in step 3 (3) The printing path of layer cross section is respectively the printing path of multiple shape layers;
When successively being printed from the bottom to top to multiple workpiece (3) synchronizations to be formed, process is as follows:
Step 401, bottom printing:The bottom of multiple workpiece (3) to be formed is printed respectively, and multiple described is waited for into The bottom Method of printing all same of type workpiece (3);After the completion of waiting for that the bottom of multiple workpiece (3) to be formed prints, enter Step 402;
Wherein, when being printed to the bottom of workpiece to be formed (3) described in any one, include the following steps:
Step 4011, walking displacement:By traveling controller (26) to the electric walking mechanism (25) of multiple print platforms It is respectively controlled, the print platform printed for the workpiece (3) to be formed is moved into the plasma beam system of processing Underface;At this point, the print platform immediately below the plasma beam system of processing is platform to be controlled;
Step 4012, printing:The position adjustment controller (15) is according to the workpiece (3) to be formed acquired in step 3 The printing path of current institute printing shaping layer, is controlled and is driven to the stamp pad position regulator of the platform to be controlled Horizontal stamp pad (4) is moved in the horizontal plane;In horizontal stamp pad (4) moving process, the plasma beam adds The plasma beam that interior band is melted liquid stream by work system is continuously sprayed onto on horizontal stamp pad (4);It is complete after melting liquid stream solidifies At the print procedure of current institute's printing shaping layer;
Step 402, last layer printing:A upper shape layer for multiple workpiece (3) to be formed is printed respectively, and more The Method of printing all same of a upper shape layer for a workpiece (3) to be formed;
Wherein, when being printed to a upper shape layer for workpiece to be formed (3) described in any one, include the following steps:
Step 4021, walking displacement and horizontal stamp pad move down:Traveling controller (26) is first passed through to multiple print platforms Electric walking mechanism (25) be respectively controlled, the print platform printed for the workpiece (3) to be formed is moved to described The underface of plasma beam system of processing;At this point, the printing immediately below the plasma beam system of processing is flat Platform is platform to be controlled;Later, the stamp pad position that the position adjustment controller (15) passes through the control platform to be controlled Adjusting apparatus, drive horizontal stamp pad (4) once to be moved down in the vertical direction and move down height with it is described at The thickness of type layer is identical;
Step 4022, printing and synchronous temperature control:Position adjustment controller (15) is waited for into according to acquired this in step 3 The printing path of current institute's printing shaping layer of type workpiece (3), to the stamp pad position regulator of the platform to be controlled into Row controls and horizontal stamp pad (4) is driven to be moved in the horizontal plane;It is described in horizontal stamp pad (4) moving process Plasma beam system of processing interior band is melted liquid stream plasma beam be continuously sprayed onto it is current printed next described On the upper surface of shape layer;After melting liquid stream solidifies, the print procedure of current institute's printing shaping layer is completed;
In this step, in horizontal stamp pad (4) moving process, by temperature detecting unit (9) to currently printed The upper surface temperature of next shape layer is measured in real time and by detected temperature information synchronous driving to printing distance Adjusting control device (10), while by distance detection unit (8) to the level of the outlet and the platform to be controlled of the nozzle The distance between stamp pad (4) is measured in real time and by the range information synchronous driving detected to printing apart from adjusting control Device (10);It is described to print the temperature information detected according to temperature detecting unit (9) apart from adjusting control device (10) and pass through control Make it is described printing distance adjusting means to the nozzle outlet the horizontal stamp pad (4) of the platform to be controlled between away from From being adjusted, the upper surface temperature of current printed next shape layer is made to be not higher than the workpiece (3) to be formed 0.6 times of material fusing point;
In horizontal stamp pad (4) moving process described in step 4012 and step 4022, the wire feeder is by processed silk material (2) continuous to send out, while fusing of the beam-plasma generated by the plasma beam system of processing to processed silk material (2) End is melted, and is made the melting end melt the molten melt drop to be formed continuously and formed liquid stream;The liquid stream is distributed in institute It states in beam-plasma, forms the interior plasma beam with melting liquid stream;
Step 402 is repeated several times in step 403, until completing the printing of all shape layers of multiple workpiece (3) to be formed Journey obtains the finished workpart for multiple workpiece (3) to be formed that printing is completed.
8. treating the method that shaping workpiece carries out rapid shaping according to claim 7, it is characterised in that:In step 4 by Under it is supreme successively print before, data processing equipment described in step 1 is first according to the material fusing point that pre-establishes and printing distance Database, and in conjunction with the Material Name of the multiple workpiece (3) to be formed pre-entered by parameter input unit, to respectively waiting for The basis printing distance of shaping workpiece (3) is determined respectively;The parameter input unit connects with the data processing equipment;
The material fusing point and printing range information of various material are stored in the material fusing point and printing range data library, each The material fusing point and printing range information of the material include title, fusing point and the basis printing distance of this kind of material;It is described Basis printing distance is 5mm~1000mm, and material fusing point is higher, and basis printing distance is closer;
Before being printed in step 4012, the printing is examined apart from adjusting control device (10) according to distance detection unit (8) The range information of survey and the printing distance adjusting means by controlling the platform to be controlled, by the outlet of the nozzle with The distance between horizontal stamp pad (4) of the platform to be controlled be adjusted to the workpiece (3) to be formed it is described basis printing away from From;In step 4012 in print procedure, the nozzle outlet the horizontal stamp pad (4) of the platform to be controlled between away from With a distance from the basis printing for the workpiece (3) to be formed;
Before carrying out printing and synchronizing temperature control in step 4022, the printing is single according to distance detection apart from adjusting control device (10) The number that moves down of range information and the horizontal stamp pad of combination (4) that first (8) are detected moves down height with each, and logical Cross the printing distance adjusting means for controlling the platform to be controlled, by the outlet of the nozzle with it is current it is printed under The distance between the upper surface of one shape layer is adjusted to the basis printing distance of the workpiece (3) to be formed;Step When the outlet of the nozzle and the distance between the horizontal stamp pad (4) of the platform to be controlled being adjusted in 4022, institute It states the temperature information that printing is detected apart from adjusting control device (10) according to temperature detecting unit (9) and combines distance detection unit (8) horizontal stamp pad (4) the distance between of the range information detected to the outlet and the platform to be controlled of the nozzle It is adjusted, the upper surface temperature of current printed next shape layer is made to control in the workpiece (3) to be formed Between 0.1 times of material fusing point~0.6 times;Also, the horizontal stamp pad of the outlet and the platform to be controlled to the nozzle The distance between (4) when being adjusted, the amplitude of accommodation is 5mm~60mm, and the material fusing point of the workpiece (3) to be formed is higher, The amplitude of accommodation is smaller;
The range information that the distance detection unit (8) is detected is the level of the outlet and the platform to be controlled of the nozzle The distance between stamp pad (4).
9. according to the method treated shaping workpiece and carry out rapid shaping described in claim 7 or 8, it is characterised in that:It is described to send Silk device includes the wire feeder that top is wound with the wire tray (6) of processed silk material (2), is conveyed to being processed silk material (2) With the wire feed driving mechanism (14) that the wire feeder is driven, the wire feeder be located on the inside of wire tray (6) and with institute State wire feeder connection;The wire tray (6) is coaxially mounted in shaft and can be rotated around the shaft;
The monitoring system further includes the plasma generator controller (7) controlled to the plasma generator, to supplying Detection of gas flow rate unit (11) that the gas flow of tracheae (5) is measured in real time, the flow tune to being installed on air supply pipe (5) Gas flow controller (12) that section valve (24) is controlled is measured in real time the wire feed rate for being processed silk material (2) Speed detection unit (18) and the wire feed rate controller (20) that wire feed driving mechanism (14) is controlled, the velocity measuring Unit (18) is connect with wire feed rate controller (20), the plasma generator controller (7) and the plasma generator Connection, the detection of gas flow rate unit (11) connect with gas flow controller (12), the distance detection unit (8) and gas Body flow controller (12) connects;
Before successively being printed from the bottom to top in step 4, data processing equipment described in step 1 is first according to the gas pre-established Flow and wire feed rate database, and in conjunction with the thickness of the preset shape layer, to the base gas stream of air supply pipe (5) Amount and the wire feed rate of the wire feeder are determined;
The gas flow and wire feed rate databases contain wire feed rate needed for the shape layer of a variety of different thickness and Base gas flow;The base gas flow is 5ml/min~500ml/min, and the wire feed rate of the wire feeder is got over Greatly, the base gas flow is bigger;
In horizontal stamp pad (4) moving process described in step 4012 and step 4022, the speed detection unit (18) is to institute The wire feed rate for stating wire feeder is measured in real time and by institute's detection information synchronous driving to wire feed rate controller (20), institute Wire feed rate controller (20) is stated according to the wire feed rate of the predetermined wire feeder and combines speed detection unit (18) institute's detection information controls wire feed driving mechanism (14), make the wire feed rate of the wire feeder with predefine Wire feed rate it is identical;
Before being printed in step 4012, the gas flow controller (12) is examined according to detection of gas flow rate unit (11) Measurement information and the gas flow of air supply pipe (5) is adjusted to the base gas flow by controlling flow control valve (24);Step In rapid 4012 in print procedure, the gas flow of the air supply pipe (5) is the base gas flow;
It carries out printing in step 4022 and synchronize in temperature control process, the gas flow controller (12) is according to detection of gas flow rate Unit (11) institute's detection information simultaneously combines distance detection unit (8) institute detecting distance information, and by controlling flow control valve (24) adjustment is increased and decreased to the gas flow of air supply pipe (5);Also, the water of the outlet and the platform to be controlled of the nozzle The distance between flat stamp pad (4) is bigger, and the gas flow of the air supply pipe (5) is bigger.
10. according to the method treated shaping workpiece and carry out rapid shaping described in claim 7 or 8, it is characterised in that:Step 4012 and step 4022 described in horizontal stamp pad (4) moving process, the wire feed rate of the processed silk material (2) is 0.1m/min~10m/min, a diameter of 0.02mm~10mm of the processed silk material (2);The processed silk material (2) it is straight Diameter is bigger, and wire feed rate is slower;And the material fusing point for being processed silk material (2) is higher, wire feed rate is slower;
It, will be between the melting end of processed silk material (2) and horizontal stamp pad (4) before successively being printed from the bottom to top in step 4 Distance is adjusted to preset wire feed height, and the wire feed height is 5mm~1000mm;It is successively beaten from the bottom to top in step 4 During print, the fusing end position for being processed silk material (2) is motionless.
CN201510788746.8A 2015-11-17 2015-11-17 A kind of plasma founding rapid forming equipment and quick molding method Active CN105922568B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510788746.8A CN105922568B (en) 2015-11-17 2015-11-17 A kind of plasma founding rapid forming equipment and quick molding method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510788746.8A CN105922568B (en) 2015-11-17 2015-11-17 A kind of plasma founding rapid forming equipment and quick molding method

Publications (2)

Publication Number Publication Date
CN105922568A CN105922568A (en) 2016-09-07
CN105922568B true CN105922568B (en) 2018-10-23

Family

ID=56839924

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510788746.8A Active CN105922568B (en) 2015-11-17 2015-11-17 A kind of plasma founding rapid forming equipment and quick molding method

Country Status (1)

Country Link
CN (1) CN105922568B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109968657B (en) * 2017-12-27 2021-05-07 立方通达实业(天津)有限公司 3D printer workbench for multi-workpiece printing

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104815985A (en) * 2015-04-22 2015-08-05 华南理工大学 Micro beam plasma 3D (three dimensional) printing device and method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070022562A1 (en) * 2005-07-28 2007-02-01 Leonard Hampton Multi-position cleaning device handgrip
KR20100024295A (en) * 2008-08-25 2010-03-05 주식회사 잉크테크 Preparation method of metal flake

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104815985A (en) * 2015-04-22 2015-08-05 华南理工大学 Micro beam plasma 3D (three dimensional) printing device and method

Also Published As

Publication number Publication date
CN105922568A (en) 2016-09-07

Similar Documents

Publication Publication Date Title
CN105922566B (en) A kind of plasma cladding directly manufactures 3D printing device and method
CN104001915B (en) A kind of high energy beam increases material and manufactures equipment and the control method thereof of large scale metallic element
CN105922567B (en) A kind of constituency plasma founding rapid forming equipment and method
CN104827664B (en) A kind of 3D printer
CN108723549A (en) A kind of electric arc increasing material manufacturing method
CN101885063B (en) Laser cladding forming device and laser cladding forming method of metal part
CN105522155A (en) Plasma 3D fast forming and remanufacturing method and equipment of train wheels
CN106064273A (en) Electron beam is compound increases material manufacture method
CN105665702A (en) Mold plasma 3D printing device and 3D printing method
CN105922571B (en) A kind of plasma 3D rapid forming equipments and forming method
CN105710371A (en) Plasma 3D printing remanufacturing equipment and method for train wheel
CN105543769A (en) Plasma 3D quick-forming remanufacturing equipment and method for roller
CN105642895A (en) Plasma 3D printing remanufacturing equipment and method for mold
CN105922572B (en) A kind of plasma 3D printing device and method
CN105689715A (en) Mold plasma 3D rapid prototyping remanufacturing device and method
CN105922568B (en) A kind of plasma founding rapid forming equipment and quick molding method
CN105946222B (en) A kind of plasma founding rapid forming equipment and forming method
CN105750542A (en) Mould plasma 3D printing equipment and mould plasma 3D printing method
CN105689714A (en) Die plasma 3D rapid molding equipment and molding method
CN105522154A (en) Plasma 3D (three-dimensional) fast forming equipment and method for rollers
CN106944622A (en) A kind of selective laser fusing is combined many material shaped devices and forming method with wire feed
CN105922569B (en) A kind of plasma cladding manufacture rapid forming equipment and forming method
CN105921745A (en) Plasma cladding direct manufacturing rapid prototyping apparatus and method
CN105922574B (en) A kind of plasma cladding manufacture 3D printing device and method
CN105922570B (en) A kind of constituency plasma fusing rapid forming equipment and quick molding method

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
CB02 Change of applicant information
CB02 Change of applicant information

Address after: 073000 Hongye Avenue, Dingzhou Economic Development Zone, Dingzhou, Hebei, 19

Applicant after: SINOADDITIVE MANUFACTURING EQUIPMENT CO., LTD.

Address before: 050035 Tianshan science and Technology Park, 319 Xiangjiang Road, Shijiazhuang high tech Zone, Hebei, 025-108

Applicant before: SINOADDITIVE MANUFACTURING EQUIPMENT CO., LTD.

GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20190221

Address after: Room 0112-168, 01 Floor, 26 Shangdi Information Road, Haidian District, Beijing 100084

Patentee after: BICHENG (BEIJING) TECHNOLOGY CO., LTD.

Address before: 073000 Hongye Avenue, Dingzhou Economic Development Zone, Dingzhou, Hebei, 19

Patentee before: SINOADDITIVE MANUFACTURING EQUIPMENT CO., LTD.