CN204770664U - Magnesium alloy tubular structure spare electric arc 3D printing device - Google Patents
Magnesium alloy tubular structure spare electric arc 3D printing device Download PDFInfo
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- CN204770664U CN204770664U CN201520379088.2U CN201520379088U CN204770664U CN 204770664 U CN204770664 U CN 204770664U CN 201520379088 U CN201520379088 U CN 201520379088U CN 204770664 U CN204770664 U CN 204770664U
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- magnesium alloy
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- electric arc
- structural member
- alloy tubular
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Abstract
The utility model discloses a magnesium alloy tubular structure spare electric arc 3D printing device, including welding base, component base plate, cooling system, linkage lead screw, drive arrangement and welder, the component base plate sets up on the welding base, cooling system is disposed under the welding base, component base plate and linkage lead screw fixed connection, and the component base plate is along with the linkage lead screw reciprocates, drive arrangement drive linkage lead screw, linkage lead screw and welding process cooperative motion, welder forms magnesium alloy tubular structure spare in the top build -up welding of component base plate. The utility model provides high product shaping efficiency has reduced the production making cost, has practiced thrift the development time cost.
Description
Technical field
The utility model relates to a kind of magnesium alloy tubular structural member electric arc 3D printing equipment, belongs to magnesium alloy electric arc 3D and prints increasing material manufacturing equipment technical field.
Background technology
Electric arc 3D prints to belong to and increases material manufacturing technology category, based on discrete-accumulation manufacturing theory, increase material Manufacturing Technology Development existing multiple implementation method so far, it is many that successfully to realize the moulding material that business-like increasing material manufacturing technology uses be nonmetal, it is limited in the application of industrial circle, it is then even more important in industrial circle that metal increases material manufacturing technology, particularly titanium alloy, aluminium alloy, magnesium alloy etc.The thermal source of conventional direct forming metal parts mainly contains laser, electron beam, electric arc etc.
It is also the physical model being set up part by Three-dimensional Design Software that electric arc 3D prints, and is melted by metal wire material using electric arc as shaping thermal source, piles up each synusia by the forming path of setting, adopts the mode of successively piling up to be shaped required Three-dimensional Entity Components.It is low with electric arc to be that the direct forming technology of thermal source has production cost, the advantage that mechanical property is good.The part of electric arc 3D printing-forming is made up of full weld metal, and chemical composition is even, density is high, compares advantages such as having intensity is high, good toughness with monoblock cast part with forge piece.In multiple banking process, part experience heating for multiple times process, is able to abundant through hardening and tempering, can eliminate the problems such as obdurability in the not easily through hardening of heavy casting and forging, gross segregation, length and diametric(al) is inconsistent.
At present, lot of domestic and international scientific research institution all increases material manufacturing technology to electric arc 3D printing and has carried out correlative study.The welding heat source adopted mainly comprises conventional fused pole gas shielded arc welding (GMAW), argon tungsten-arc welding (TIG), plasma arc welding (PAW) (PAW), laser and electron beam etc.The increasing material manufacturing technology utilizing the thermal source of high-energy-density directly to manufacture metal parts for manufacturing process has been widely used in Aeronautics and Astronautics and science and techniques of defence.As the laser-engineered near-net-shape technology of the metal parts (LaserEngineeringNetShaping that Sandia National Laboratory of the U.S. develops under Ministry of Energy supports, LENS), this technology is that laser beam focus is formed molten bath in metal dust, laser beam makes powder successively pile up by movement locus requirement, finally forms complex parts.The LENS forming technology of Sandia laboratory to multiple material is studied, and as stainless steel, nickel-base alloy, tool steel, titanium alloy, nickel aluminum metal part compound etc., result shows that the intensity of drip molding and Plastic phase all increase than forge piece.Along with increasing the material manufacturing technology enormous benefits brought of the field such as manufacturing industry, science and techniques of defence, Aero-Space abroad, more domestic scientific research institutions and colleges and universities have also carried out the research increasing material manufacturing technology.Nineteen ninety-five, solidification technology National Key Laboratory of Northwestern Polytechnical University Huang is defended east and is taken the lead in proposing laser solid forming technology, system has carried out the technical research of Laser Direct Deposition metal parts, with the titanium alloy needed for space shuttle and engine and high temperature alloy for research object has carried out laser gain material Study on manufacturing technology.The research of this technology difficult problems such as low and manufacturing cost is high for solution China aviation key components and parts processing difficulties, stock utilization are had laid a good foundation.
Magnesium alloy is active due to chemical property, needs omnibearing gas shield in casting, and apparatus expensive, the preparation process-cycle is longer, and electric arc 3D prints magnesium alloy structural part and well solves existing problem.Because magnesium alloy solder wire can realize real-time argon shield in fusion process, and accumulation can be completed according to set mode.Utilize device of the present utility model, in banking process, shaped piece temperature can be adjusted at any time, control its microstructure.The research printed about magnesium alloy electric arc 3D at present has no report.
Utility model content
For solving the deficiencies in the prior art, the purpose of this utility model is, provides a kind of magnesium alloy tubular structural member electric arc 3D printing equipment, in conjunction with the welding robot system provided, adopts electric arc 3D printing technique, carries out the increasing material manufacture of magnesium alloy tubular structural member.In increasing material process, the welding gun of welding robot does regular circular motion at horizontal plane, and shaping magnesium alloy tube does lower shifting movement, shaping with the continuous accumulation realizing pipe fitting.Meanwhile, in increasing material process, by cooling system of the present utility model, the temperature of adjustable magnesium alloy tube, to realize the object of microstructure.By magnesium alloy tube prepared by this utility model device, its dense structure, excellent in mechanical performance.
The technical solution of the utility model is: a kind of magnesium alloy tubular structural member electric arc 3D printing equipment, it is characterized in that, comprise welding pedestal, component substrate, cooling system, interlock leading screw, drive unit and welding gun, described component substrate is arranged on welding pedestal, described cooling system is arranged on the below of welding pedestal, described component substrate is fixedly connected with interlock leading screw, and described component substrate along with interlock leading screw move up and down, described drive unit drives interlock leading screw, described interlock leading screw and welding process cooperative motion, described welding gun forms magnesium alloy tubular structural member in the built-up welding of component surface.
Aforesaid a kind of magnesium alloy tubular structural member electric arc 3D printing equipment, it is characterized in that, the material of described component substrate is copper.
Aforesaid a kind of magnesium alloy tubular structural member electric arc 3D printing equipment, it is characterized in that, the cross section of described magnesium alloy tubular structural member is circular.
Aforesaid a kind of magnesium alloy tubular structural member electric arc 3D printing equipment, it is characterized in that, described magnesium alloy tubular structural member is formed by some layers of magnesium alloy solder wire built-up welding.
Aforesaid a kind of magnesium alloy tubular structural member electric arc 3D printing equipment, it is characterized in that, described drive unit is buncher.
The beneficial effect that the utility model reaches:
(1) welding robot hold another plane of fixing of welding gun and do regular circular motion, the magnesium alloy tube printed constantly moves down, and decreases the restriction of part height Butt welding gun position;
(2) in print procedure, the microstructure of forming part can be regulated in real time, utilize the cooling system in the utility model device, this cooling system is below pedestal, along with the carrying out that part prints, constantly can adjust chilling temperature, thus reach the object of regulation and control microstructure;
(3) magnesium alloy tube of the utility model printing shaping is compared with casting pipe, and crystal grain is tiny, and handling ease, do not need the vacuum environment of large area argon shield or harshness in forming process;
(4) the utility model device is simple, fast and effeciently can carry out the increasing material preparation of magnesium alloy tubular structural member, meanwhile, can obtain the good part of mechanical property, improve formed product efficiency, reduce production cost, save development time cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.Following examples only for clearly the technical solution of the utility model being described, and can not limit protection domain of the present utility model with this.
As shown in Figure 1, a kind of magnesium alloy tubular structural member electric arc 3D printing equipment, comprise welding pedestal, copper component substrate, cooling system, interlock leading screw, buncher and welding gun, described component substrate is arranged on welding pedestal, described cooling system is arranged on the below of welding pedestal, described component substrate is fixedly connected with interlock leading screw, and described component substrate along with interlock leading screw move up and down, described buncher drives interlock leading screw, described interlock leading screw and welding process cooperative motion, described welding gun forms magnesium alloy tubular structural member in the built-up welding of component surface, the cross section of described magnesium alloy tubular structural member is circular.
A kind of magnesium alloy tubular structural member electric arc 3D Method of printing, comprises the following steps:
(1) welding robot welding procedure is set, carry out annular solder, on copper structure substrate, regular circular motion is done by the welding gun of welding robot, carry out magnesium alloy ground floor annular tissue to build, the welding current of described welding gun is 200 ~ 350A, wire feed rate is 4 ~ 6mm/s, and welding wire is the homogeneity welding wire of diameter 2 ~ 3mm.
(2) after welding gun completes ground floor structure, the starting point of ground floor got back to by welding gun, and buncher drives interlock leading screw to move down a floor height, and welding gun carries out second layer structure again, decreases the restriction of part height Butt welding gun position; Meanwhile, start-up of cooling system below welding pedestal, the material started having built cools, and the carrying out printed along with part, constantly can adjust chilling temperature, thus reaches the object of regulation and control microstructure.
(3) repeat step (2), until the magnesium alloy tubular structural member needed for being formed, arc received by welding gun, and cooling system cuts out.
The magnesium alloy tube of the utility model printing shaping is compared with casting pipe, and crystal grain is tiny, and handling ease, do not need the vacuum environment of large area argon shield or harshness in forming process.The utility model device is simple, fast and effeciently can carry out the increasing material preparation of magnesium alloy tubular structural member, meanwhile, can obtain the good part of mechanical property, improve formed product efficiency, reduce production cost, save development time cost.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvement and distortion, these improve and distortion also should be considered as protection domain of the present utility model.
Claims (5)
1. a magnesium alloy tubular structural member electric arc 3D printing equipment, it is characterized in that, comprise welding pedestal, component substrate, cooling system, interlock leading screw, drive unit and welding gun, described component substrate is arranged on welding pedestal, described cooling system is arranged on the below of welding pedestal, described component substrate is fixedly connected with interlock leading screw, and described component substrate along with interlock leading screw move up and down, described drive unit drives interlock leading screw, described interlock leading screw and welding process cooperative motion, described welding gun forms magnesium alloy tubular structural member in the built-up welding of component surface.
2. a kind of magnesium alloy tubular structural member electric arc 3D printing equipment according to claim 1, it is characterized in that, the material of described component substrate is copper.
3. a kind of magnesium alloy tubular structural member electric arc 3D printing equipment according to claim 1, it is characterized in that, the cross section of described magnesium alloy tubular structural member is circular.
4. a kind of magnesium alloy tubular structural member electric arc 3D printing equipment according to claim 1, it is characterized in that, described magnesium alloy tubular structural member is formed by some layers of magnesium alloy solder wire built-up welding.
5. a kind of magnesium alloy tubular structural member electric arc 3D printing equipment according to claim 1, it is characterized in that, described drive unit is buncher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520379088.2U CN204770664U (en) | 2015-06-05 | 2015-06-05 | Magnesium alloy tubular structure spare electric arc 3D printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520379088.2U CN204770664U (en) | 2015-06-05 | 2015-06-05 | Magnesium alloy tubular structure spare electric arc 3D printing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204770664U true CN204770664U (en) | 2015-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520379088.2U Expired - Fee Related CN204770664U (en) | 2015-06-05 | 2015-06-05 | Magnesium alloy tubular structure spare electric arc 3D printing device |
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| CN (1) | CN204770664U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104923785A (en) * | 2015-06-05 | 2015-09-23 | 南京工程学院 | Electric arc 3D printing device and method for magnesium alloy tubular structural components |
-
2015
- 2015-06-05 CN CN201520379088.2U patent/CN204770664U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104923785A (en) * | 2015-06-05 | 2015-09-23 | 南京工程学院 | Electric arc 3D printing device and method for magnesium alloy tubular structural components |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20200605 |