CN204770668U - Be used for half solid -state metal to extrude fashioned device of deposit - Google Patents
Be used for half solid -state metal to extrude fashioned device of deposit Download PDFInfo
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- CN204770668U CN204770668U CN201520533246.5U CN201520533246U CN204770668U CN 204770668 U CN204770668 U CN 204770668U CN 201520533246 U CN201520533246 U CN 201520533246U CN 204770668 U CN204770668 U CN 204770668U
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Abstract
The utility model discloses a be used for half solid -state metal to extrude fashioned device of deposit belongs to the three -dimensional form -ing technology of the printing field of metal, and it includes frame unit, shaping platform unit, send an unit, shower nozzle unit and Z to include vertical board and dull and stereotyped with vertical board looks vertically to sliding unit, frame unit, shaping platform unit sets up on the flat board of frame unit, Z is in to the sliding unit setting on the vertical board of frame unit, it includes mounting panel and guide rail, and the mounting panel can be followed the guide rail is at Z to reciprocating motion, send an unit and shower nozzle unit all to fix on the mounting panel to can follow Z to reciprocating motion, send an unit and shower nozzle unit still to be located shaping platform unit top simultaneously. The utility model discloses can solve in the three -dimensional printing technique of present metal the complicated dear problem of equipment and the be not convenient for problem of shaping cantilever structure part, this scheme can be used to the moulding material that any melting deposit forming technology was suitable for.
Description
Technical field
The utility model relates to metal 3 D-printing field shaping technique, more specifically, relates to the device that a kind of semi-solid-state metal based on five-axle linkage extrudes deposition modeling.
Background technology
Rapid three dimensional printing forming technology is developed by people such as Massachusetts Institute Technology EmanuelSachs the earliest, is one of technology of current rapid shaping field most vitality, has broad application prospects.This technology is a kind of growth form manufacturing technology based on " discrete/to pile up " thought, utilizes computer technology that three-dimensional CAD model is separated into a series of two-dimensional section figure along a direction, then according to sectional view information, successively prints accumulation shaping.Circulation like this, successively bond accumulation, until all sectional view Print Alls of whole cad model complete, just defines solid threedimensional model.
Semisolid Metal Forming technology is born in 20 century 70s.This technology is since appearance, and the mechanical property excellent because of it and huge industrial application value and become study hotspot, through years development, Semisolid Metal Forming theory is gradually improved, and technique is also more and more ripe.But (1), by the end of at present, the application of Semisolid Metal Forming is confined to the extensive Foundry Production of auto parts and components mostly.(2) existing metal 3DP technology, as laser, electron beam, differential of the arc weldering, welds three-dimensionally shaped etc. to be all utilize high energy beam that metal powder material or metal wire material fusing are formed molten bath, to form metallurgical binding with molded surface.Because the formation complexity in molten bath is uncontrollable, easily trickle, and the localized hyperthermia that high energy beam causes makes part produce larger internal stress and crackle, limits the application of this technology.(3) the 3D printing technique being representative with fusion sediment (FDM) and laser sintered (SLS) etc. also can only realize the manufacture of the personalized part of small lot.And fusion sediment can only manufacture working of plastics, and there is tissue looseness in the metalwork of the technology manufacture such as laser sintered, and intensity does not reach instructions for use, and the shortcomings such as equipment complex and expensive.(4) cannot have the shortcoming of cantilever design part by straight forming for traditional fusion sediment technique, its solution first prints backing material, and shaping solid material on backing material, backing material is peeled off by the later stage again.Not only there is backing material waste in the program, and adds complicated later stage stripping process.
Therefore, there is the low Rapid metallic of a kind of structure simple device cost of exploitation and disposablely can complete the device demand of cantilever design without the need to supporting in fusion sediment technique.
Utility model content
For above defect or the Improvement requirement of prior art, the utility model provides a kind of device extruding deposition modeling for semi-solid-state metal, its object is to, by arranging shaping platform unit, wire feed unit, ejection head unit, and by wire feed unit, metal wire material is delivered to ejection head unit, further by ejection head unit heating and melting metal wire material, deposition modeling is extruded to carry out semi solid metal at shaped platform unit, solve technical process in existing metal 3D printing shaping thus uncontrollable, apparatus expensive, and this device has captured the technical problem that conventional melt depositing operation is not easy to shaping cantilever design part, and this device is not only applicable to semi-solid-state metal of the present utility model, also can be applicable to any fused glass pellet technique on the moulding material that is suitable for.
For achieving the above object, the utility model provides a kind of device extruding deposition modeling for semi-solid-state metal, and it comprises rack unit, shaped platform unit, wire feed unit, ejection head unit and Z-direction sliding unit, wherein,
Described rack unit comprises vertical plate and the flat board perpendicular with vertical plate;
Described shaped platform unit is arranged on the flat board of described rack unit;
Described Z-direction sliding unit is arranged on the vertical plate of described rack unit, and it comprises supporting plate and guide rail, and described supporting plate can move back and forth along described guide rail in Z-direction;
Described wire feed unit and ejection head unit are all fixed on described supporting plate, and can move back and forth along Z-direction, described wire feed unit and ejection head unit are also positioned at above described shaped platform unit simultaneously.
By above inventive concept, rack unit is set for playing a supportive role, shaped platform unit is arranged on the flat board of described rack unit, wire feed unit and ejection head unit are all fixed on the supporting plate of described Z-direction sliding unit, and be positioned at above shaped platform unit, shaping metal wire material used is delivered to ejection head unit by wire feed unit, and on shaped platform unit, carry out semi-solid-state metal through ejection head unit further extrude deposition modeling.
Further, described shaped platform unit comprises U-shaped stand frame, be connected to the X-axis guide rail bottom this U-shaped stand frame and Y-axis guide rail, described X-axis guide rail and Y-axis guide rail are connected to X-axis guide rail motor and Y-axis guide rail motor, top across described U-shaped stand frame is provided with A overturn platform, described A axle overturn platform one end is connected with A axle overturn platform motor, and its other end is connected on described U-shaped stand frame by bearing, described A axle overturn platform is vertically installed with B to rotating shaft, this B is connected with B and is fixed with shaping substrate to shaft rotating motor its other end to rotating shaft one end.
In above inventive concept, shaped platform unit is essentially the workbench with five-axle linkage.The five-axle linkage of described five-axle linkage shaped platform and the translation of X, Y, Z tri-axles and the upset of A axle and B axle rotate.Shaping substrate initial position is parallel to XY horizontal plane, and shaping substrate can maximum upset an angle of 90 degrees under the effect of A axle overturn platform motor, and meanwhile, shaping substrate can rotate maximum 360 degree of angles by B under B drives to shaft rotating motor centered by rotating shaft.Shaping substrate with remain movement in vertical direction shower head mechanism work in coordination with, it is shaping that the parts-moulding that level can be overhang is converted to vertical part, realizes the shaping of cantilever design part.Coordinate with the translation of X, Y-axis, can realize moving at any angle relative to ejection head unit optional position, thus complete the semi-solid-state metal extrusion molding of labyrinth.
Further, be provided with between described shaping substrate and A axle overturn platform for adjusting shaping substrate with the multiple springs making it be parallel to XY plane all the time.
Leveling shaping substrate is carried out by regulating the compression degree of each spring respectively; what make it keep with XY horizontal plane is parallel; thus remain with shower nozzle the distance preset; namely can guarantee that the height size dimension of extrusion molding product is in strict accordance with default precision, shower nozzle also can be protected to avoid the contact of itself and shaping substrate.
Further, described shaping substrate comprises shaping substrate top layer and is arranged on the heat block below shaping substrate top layer.After semi solid slurry is extruded is accumulated as type layer by layer on shaping substrate top layer, can cool rapidly, and one deck temperature just extruded is still higher.Along with the increase of workpiece height, this temperature difference is from top to bottom more and more significant, and the internal stress caused therefrom makes workpiece produce buckling deformation, have a strong impact on molded surface quality and intensity even cause follow-up cannot continue shaping.Therefore, under shaping substrate top layer, add heat block, by reducing workpiece upper and lower temperature difference to the heating of shaping substrate top layer in forming process, thus the distortion that reduction inner stress of work causes.
Further, described shaping substrate also comprises the thermal insulation layer that one deck envelopes shaping substrate top layer and heat block.For avoiding heat to be transmitted to B on shaft rotating motor by B to rotating shaft when shaping substrate top layer is heated, causing B cannot work to shaft rotating motor temperature is too high, one deck thermal insulation layer at heat block underlay, stoping heat to conduct to shaft rotating motor to B.This thermal insulation layer is coated on the surrounding of shaping substrate top layer and heat block, to prevent heat diffusion, guarantees the continuous heating state on shaping substrate top layer.
Further, described ejection head unit comprises guide pipe, is connected to the shower nozzle of described guide pipe end and envelopes the heater block of described shower nozzle end, and described shower nozzle stretches out outside described heater block.Sprinkler design in described shower head mechanism must be longer, whole through heat block, exceeds heat block certain altitude, is threaded with guide pipe by the part of giving prominence to heat block.Sprinkler design is longer, whole through heat block, runner in such shower nozzle is exactly a complete pipeline, to there will not be with the connection of miscellaneous part and cross section does not sharply change, thus avoid follow-up unreacted refractory metal silk material to be weakened because the change of cross section is large the forward drive power of pushing of semi solid slurry.Metal wire material enters guide pipe under the transport of wire feeding device, shower nozzle not only as semi solid slurry extrusion but also be the melter of B alloy wire material.Under the effect of heater block, metal wire material melts and becomes semisolid and extrude from shower nozzle.
Further, described guide pipe material is stainless steel, and described shower nozzle material is copper.Guide pipe needs to adopt the metal material that thermal conductivity factor is low, heat resisting temperature is high, is preferably stainless steel.Long shower nozzle needs to adopt the metal material that thermal conductivity factor is high, heat resisting temperature is high, is preferably copper.
Further, described wire feed unit comprise driven pulley, driving wheel, for the preloading spring driving the motor of driving wheel and be arranged on after driven pulley.The distance between two gears can be changed by the pretension degree of screw adjustment preloading spring, the compression degree of control gear and metal wire material, thus the size of driving force, be convenient to again control clamping force when using different-diameter metal wire material.
Further, described wire feed unit and ejection head unit are fixed on the supporting plate of described Z-direction sliding unit by adapter unit.
The utility model proposes semi-solid-state metal and extrude deposition modeling technique, wherein, semi-solid-state metal refers to that metal is under the heating also effect such as machinery or electromagnetic agitation, is transformed into the slurry form mixed mutually with the liquid of melting containing solid crystals by solid state.This technique combines the feature of semi-solid forming and fusion sediment (being called for short, FDM) technique, by semi-solid metal slurry extrusion molding, avoids the generation in molten bath in forming process, simply controlled, also has that equipment is simple, low cost and other advantages simultaneously.Both remain semi-solid forming article surface flat smooth, the advantages such as dense internal organization, blow hole segregation defect are few, had again that structure is simple, cost is low, be convenient to carry out the advantages such as the small lot manufacture of personalized product.
In addition, traditional fusion sediment technique cannot have the shortcoming of cantilever design part by straight forming, and its solution first prints backing material, and shaping solid material on backing material, backing material is peeled off by the later stage again.Not only there is backing material waste in the program, and adds complicated later stage stripping process.The utility model transform the shaping substrate in conventional melt depositing operation as five-axle linkage workbench, by the rotation of five-axle linkage workbench, overhanging parts-moulding is converted to vertical member shaping, realize the shaping of cantilever design part, greatly expand the range of application that semi-solid-state metal in this paper extrudes deposition modeling technique.Achieve and there is the shaping of the complex parts such as cantilever design, extend range of application.
In general, the above technical scheme conceived by the utility model compared with prior art, can obtain following beneficial effect:
1, shaping platform unit, wire feed unit, ejection head unit are set, and by wire feed unit, metal wire material is delivered to ejection head unit, further by ejection head unit heating and melting metal wire material, deposition modeling is extruded to carry out semi solid metal at shaped platform unit, both remain semi-solid forming product and show flat smooth, the advantages such as dense internal organization, blow hole segregation defect are few, have again that structure is simple, cost is low, are convenient to carry out the advantages such as the small lot manufacture of personalized product.
2, the shaping substrate design in conventional melt depositing operation is become five-axle linkage shaped platform unit, X, Y, Z tri-translation on direction of principal axis can be realized simultaneously, and along the upset of 90 degree, A axle, in addition along B to the rotation of 360 degree, rotating shaft.Especially by shaping substrate in five-axle linkage shaped platform unit along the maximum upset an angle of 90 degrees of A axle, vertical position is transformed into by initial horizontal level, it is shaping that the parts-moulding that level can be overhang is converted to vertical part, and realize the shaping of cantilever design part in conjunction with other four axes motions, thus solution melt extrudes the shortcoming that moulding process directly cannot print cantilever design part, greatly expanded the range of application that semi-solid-state metal extrudes deposition modeling technique, and this device can be used for any fused glass pellet technique the moulding material that is suitable for.
Accompanying drawing explanation
Fig. 1 is the structural representation extruding deposition modeling device according to semi-solid-state metal of the present utility model;
Fig. 2 is the structural representation according to five-axle linkage shaped platform unit of the present utility model;
Fig. 3 is the relation schematic diagram according to X, Y, Z, A, B axle of the present utility model;
Fig. 4 is according to shaping substrate structural representation of the present utility model;
Fig. 5 is the primary structure schematic diagram according to wire feed unit of the present utility model;
Fig. 6 is according to gear drive action principle figure of the present utility model;
Fig. 7 is according to ejection head unit structural representation of the present utility model.
In all of the figs, identical Reference numeral is used for representing identical element or structure, wherein:
1, Z-direction sliding unit 2, wire feed unit 3, adapter unit
4, ejection head unit 5, shaped platform unit 6, rack unit
7, A axle overturn platform motor 8, shaping substrate 9, spring
10, bearing 11, B are to rotating shaft 12, Z-direction electric rotating machine
13, A axle overturn platform 14, X-axis guide rail motor 15, X-axis guide rail
16, U-shaped stand frame 17, Y-axis guide rail 18, Y-axis guide rail motor
19, thermal insulation layer 20, heat block 21, shaping substrate top layer
22, metal wire material 23, motor 24, driving wheel
25, driven pulley 26, preloading spring 27, guide pipe
28, heater block 29, shower nozzle 30, semi solid slurry
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.In addition, if below in described each embodiment of the utility model involved technical characteristic do not form conflict each other and just can mutually combine.
Fig. 1 is the structural representation extruding deposition modeling device according to semi-solid-state metal of the present utility model, it comprises rack unit 6, shaped platform unit 5, wire feed unit 2, ejection head unit 4 and Z-direction sliding unit 1, and described wire feed unit 2 and ejection head unit 4 are fixed on the supporting plate of described Z-direction sliding unit 1 by adapter unit 3.Wherein, rack unit 6 comprises vertical plate and the flat board perpendicular with vertical plate, and in letter " L " type, shaped platform unit 5 is arranged on the flat board of described rack unit 6; Z-direction sliding unit 1 is arranged on the vertical plate of described rack unit 6, and it comprises supporting plate and guide rail, and described supporting plate can move back and forth along described guide rail in Z-direction; Described wire feed unit 2 and ejection head unit 4 are all fixed on described supporting plate, and can move back and forth along Z-direction, described wire feed unit 2 and ejection head unit 4 are also positioned at above described shaped platform unit 5 simultaneously.
Fig. 2 is the structural representation of the five-axle linkage shaped platform unit of the utility model preferred embodiment, described shaped platform unit 5 comprises U-shaped stand frame 16, be connected to the X-axis guide rail 15 bottom this U-shaped stand frame 16 and Y-axis guide rail 17, described X-axis guide rail 15 and Y-axis guide rail 17 are connected to X-axis guide rail motor 14 and Y-axis guide rail motor 18, top across described U-shaped stand frame 16 is provided with A axle overturn platform 13, described A axle overturn platform 13 one end is connected with A axle overturn platform motor 7, and its other end is connected on described U-shaped stand frame 16 by bearing 10, described A overturn platform 13 is vertically installed with B to rotating shaft 11, this B is connected with B and is fixed with shaping substrate 8 to shaft rotating motor 12 its other end to rotating shaft 11 one end.
Above shaped platform unit 5 selects dual AC power bench-type, and shaping substrate 8 can overturn along X, Y, Z tri-axle translations and by A axle and the rotation of B axle realizes five-axle linkage.It is shaping that the parts-moulding that level can be overhang is converted to vertical part, realizes the shaping of cantilever design part.Can realize moving at any angle relative to shower nozzle 29 optional position, thus complete the semi-solid-state metal extrusion molding of labyrinth.
In the utility model, the five-axle linkage of shaped platform unit 5 and the translation of X, Y, Z tri-axles and the upset of A axle and B axle rotate, and Fig. 3 is the relation schematic diagram according to X, Y, Z, A, B axle of the present utility model.As seen from the figure, shaping substrate 8 initial position is parallel to XY horizontal plane, shaping substrate 8 can along the maximum upset an angle of 90 degrees of A axle under the effect of A axle overturn platform motor 7, and meanwhile, shaping substrate 8 can rotate maximum 360 degree of angles by B under B drives to shaft rotating motor 12 centered by rotating shaft 11.Shaping substrate 8 is in remaining that the shower head mechanism 4 of movement in vertical direction is worked in coordination with, and it is shaping that the parts-moulding that level can be overhang is converted to vertical part, realizes the shaping of cantilever design part.Coordinate with the translation of X, Y-axis, can realize moving at any angle relative to shower nozzle 29 optional position, thus complete the semi-solid-state metal extrusion molding of labyrinth.
Further; leveling shaping substrate 8 is carried out by regulating the compression degree of below shaping substrate 8 four springs 9 respectively; what make it keep with XY horizontal plane is parallel; thus remain with shower nozzle 29 distance preset; namely can guarantee that the height size dimension of extrusion molding product is in strict accordance with default precision, shower nozzle 29 also can be protected to avoid the contact of itself and shaping substrate 8.In the utility model, the quantity of spring 9 is preferably four.
Fig. 4 shows a preferred embodiment of shaping substrate 8 inner section structure.As shown in Figure 4, shaping substrate 8 comprise shaping substrate top layer 21, be close to it under heat block 20 and one deck envelope the thermal insulation layer 19 of the former two.Heat block 20 heats to shaping substrate top layer 21, and avoid the semi solid slurry 30 of high temperature to be extruded layer by layer and drop on ice-cold shaping substrate top layer 21 and successively produce temperature difference, temperature difference can cause internal stress thus make workpiece buckling deformation.Thermal insulation layer 19 can avoid heat conduction to B to rotating shaft 11 and Z-direction electric rotating machine 12, can prevent again the heat diffusion on shaping substrate top layer 21.
Fig. 5 is the primary structure schematic diagram of the wire feed unit according to the utility model preferred embodiment; Fig. 6 is according to gear drive action principle figure of the present utility model.See Fig. 5 to Fig. 6, described wire feed unit 2 comprise driven pulley 25, driving wheel 24, for the preloading spring 26 driving the motor 23 of driving wheel 24 and be arranged on after driven pulley 25.The utility model proposes the method that gear drive enters silk, metal wire material 22 is sandwiched between two gears 24,25.When distance between two-wheeled 24,25 is less than the diameter of metal wire material 22, it is much little that the hardness due to metal wire material 22 compares copper driven wheel 24, and when motor 23 driven gear 24 rotates, the tooth contacted with metal wire material 22 can embed in metal wire material 22.So increase the contact area of metal wire material 22 and gear 24,25 thus improve coefficient of friction.Meanwhile, the tooth that driving wheel 24 embeds metal wire material 22 also has a direct pushing force F (Fig. 6 illustrates) to metal wire material 22, and direction is vertical with the involute normal of tooth.Power F component vertically downward and metal wire material 22 direction of advance always, also can serve as driving force.Metal wire material 22 is also subject to a resistance from driven pulley 25, equally main from the rolling bearing in driven pulley 25 with the frictional resistance of driven pulley 25 pairs of metal wire materials 22, therefore faint to negligible.Thus, the synthesis of frictional force that a driving force is driving wheel 24 pairs of metal wire materials that what it was total enter and direct Thrust F component in vertical direction.The pretension degree of adjustment driven pulley 25 spring 26 below can change the distance between two gears 24,25, carry out the compression degree of control gear 24,25 and metal wire material 22, thus the size of driving force, have and enter an effect preferably, the metal wire material 22 of conveniently replaced different-diameter again, regulates corresponding gear clamping force.In the utility model, metal wire material 22 is preferably gun-metal silk material.
Fig. 7 is the ejection head unit structural representation according to a preferred embodiment of the present utility model.As shown in Figure 7, described ejection head unit 4 comprises guide pipe 27, is connected to the shower nozzle 29 of described guide pipe 27 end and envelopes the heater block 28 of described shower nozzle 29 end, and described shower nozzle 29 stretches out outside described heater block 28.Metal wire material 22 enters guide pipe 27 under the transport of wire feeding device 2.Described shower nozzle 29 designs longer, whole through heat block 28, runner in such shower nozzle 29 is exactly a complete pipeline, to there will not be with the connection of miscellaneous part and cross section does not sharply change, thus avoid the forward drive power of pushing of follow-up unreacted refractory metal silk material 22 pairs of semi solid slurries because of the change of cross section and weakened.Described shower nozzle 29 is not one with guide pipe 27 simultaneously, and it is very short that shower nozzle exceeds heat block 28 part, and the part by outstanding heat block 28 is threaded with guide pipe 27.Guide pipe 27 adopts the metal material that thermal conductivity factor is low, heat resisting temperature is high, such as stainless steel.Long shower nozzle 29 adopts the metal material that thermal conductivity factor is high, heat resisting temperature is high, such as copper.This avoid following phenomenon: guide pipe 27 is directly connected with heat block 28, guide pipe 27 heating temperature is too high, and makes the melt zone of semi solid slurry 30 rises to enter guide pipe 27, rapider cooled and solidified, and final blocking guide pipe 27 cannot enter silk.And the processing difficult problem that the deep hole machining that separately the designing of shower nozzle 29 and guide pipe 27 it also avoid shower nozzle 29 part is brought, the stainless steel pipe that guide pipe 27 part can directly adopt aperture suitable, greatly reduces processing cost.
In Practical Project practice, automatic control device can be adopted to control, drive semi-solid-state metal of the present utility model to extrude deposition modeling device, this automatic control device is based on motion control card, the set of computer terminal control unit two-dimensional sheet Computer image genration function, Row control, driven wheel enter the multiple functions such as silk control, five-axle linkage control, temperature control, realize the unmanned formula job control to whole 3 D-printing process.
Description is extruded the deposition modeling course of work according to the semi-solid-state metal based on five-axle linkage of the present utility model below:
First, regulate the levelling shaping substrate 8 of spring 9 below shaping substrate 8, what make it keep with XY plane is parallel.Regulate the preloading spring 26 of driven pulley inside wire feed unit 2, adapt to different-diameter metal wire material 22, thus provide suitable and enter a driving force.
Then, when automatic control device brings into operation, the 3-D view of product is separated into a series of continuous print two-dimensional sheet image with certain thickness.Z-direction sliding unit 1 drives ejection head unit 4 to rise certain altitude, wire feed unit 2 extrudes and advances metal wire material downwards under gear drive, metal wire material 22 enters shower nozzle by guide pipe 27, semi solid slurry 30 is formed at shower nozzle heater block 28, by above also unfused metal wire material 22 advance extrusion nozzle, drop on heated shaping substrate 8.Meanwhile, automatic control device drives shaping substrate 8 to complete X, Y, Z tri-axle translation of opposing showerhead 29, completes the shaping of each horizontal bedding of workpiece.Meanwhile, overturn by A axle and B axle rotate effect under, shaping substrate 8 can overturn maximum an angle of 90 degrees along A axle, and it is shaping that the parts-moulding that level can be overhang is converted to vertical part, realizes the shaping of cantilever design part.Also can rotate maximum angular 360 degree along B to rotating shaft, can realize moving at any angle relative to shower nozzle 29 optional position, thus complete the semi-solid-state metal extrusion molding of labyrinth.After one deck two-dimensional sheet image printing completes, shower nozzle 29 vertical direction in Z-direction rises the distance of a thickness.Shaping substrate 8 gets back to initial position, prepares the printing of lower one deck two-dimensional sheet image.Then repeat above process, so circulate, the 3 D-printing of product is shaping to be completed.
The utility model creativeness proposes semi-solid-state metal and extrudes deposition modeling technique, this technique combines the feature of semi-solid forming and fusion sediment (FDM) technique, by semi-solid metal slurry extrusion molding, the generation in molten bath is avoided in forming process, simply controlled, also have that equipment is simple, low cost and other advantages simultaneously.Both remain semi-solid forming product and shown flat smooth, the advantages such as dense internal organization, blow hole segregation defect are few, had again that structure is simple, cost is low, be convenient to carry out the advantages such as the small lot manufacture of personalized product.
The utility model overcomes traditional fusion sediment technique simultaneously cannot have the shortcoming of cantilever design part by straight forming, the shaping traditional solution with cantilever design part first prints backing material, shaping solid material on backing material, backing material is peeled off by the later stage again.Not only there is backing material waste in the program, and adds complicated later stage stripping process.The solution of five-axle linkage that what the utility model was innovative propose, coordinated by the motion of five axles, can realize moving at any angle relative to shower nozzle 29 optional position, thus complete the shaping of labyrinth, especially overhang structure, and the program can be used for any fused glass pellet technique the moulding material that is suitable for.
Those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (9)
1. extrude the device of deposition modeling for semi-solid-state metal for one kind, it is characterized in that, comprise rack unit (6), shaped platform unit (5), wire feed unit (2), ejection head unit (4) and Z-direction sliding unit (1), wherein
Described rack unit (6) comprises vertical plate and the flat board perpendicular with vertical plate;
Described shaped platform unit (5) is arranged on the flat board of described rack unit (6);
Described Z-direction sliding unit (1) is arranged on the vertical plate of described rack unit (6), and it comprises supporting plate and guide rail, and described supporting plate can move back and forth along described guide rail in Z-direction;
Described wire feed unit (2) and ejection head unit (4) are all fixed on described supporting plate, can move back and forth along Z-direction, described wire feed unit (2) and ejection head unit (4) are also positioned at described shaped platform unit (5) top simultaneously.
2. a kind of device extruding deposition modeling for semi-solid-state metal as claimed in claim 1, it is characterized in that, described shaped platform unit (5) comprises U-shaped stand frame (16), be connected to this U-shaped stand frame (16) bottom and mutually orthogonal X-axis guide rail (15) and Y-axis guide rail (17), described X-axis guide rail (15) and Y-axis guide rail (17) are connected to X-axis guide rail motor (14) and Y-axis guide rail motor (18), top across described U-shaped stand frame (16) is provided with A axle overturn platform (13), A axle is parallel to X-axis, described A axle overturn platform (13) one end is connected with A axle overturn platform motor (7), and its other end is connected on described U-shaped stand frame (16) by bearing (10), described A axle overturn platform (13) is vertically installed with B to rotating shaft (11), B axle is parallel to Z axis, this B is connected with B axle electric rotating machine (12) to rotating shaft (11) bottom and its other end is fixed with shaping substrate (8).
3. a kind of device extruding deposition modeling for semi-solid-state metal as claimed in claim 1 or 2, it is characterized in that, being provided with between described shaping substrate (8) and A axle overturn platform (13) for adjusting shaping substrate (8) with the multiple springs (9) making it be parallel to XY plane all the time.
4. a kind of device extruding deposition modeling for semi-solid-state metal as claimed in claim 3, it is characterized in that, described shaping substrate (8) comprises shaping substrate top layer (21) and is arranged on the heat block (20) of below, shaping substrate top layer (21).
5. a kind of device extruding deposition modeling for semi-solid-state metal as claimed in claim 4, it is characterized in that, described shaping substrate (8) also comprises the thermal insulation layer (19) that one deck envelopes shaping substrate top layer (21) and heat block (20).
6. a kind of device extruding deposition modeling for semi-solid-state metal as claimed in claim 1 or 2, it is characterized in that, described ejection head unit (4) comprises guide pipe (27), is connected to the shower nozzle (29) of described guide pipe (27) end and envelopes the heater block (28) of described shower nozzle (29) end, and described shower nozzle (29) stretches out described heater block (28) outward.
7. a kind of device extruding deposition modeling for semi-solid-state metal as claimed in claim 6, it is characterized in that, described guide pipe (27) material is stainless steel, and described shower nozzle (29) material is copper.
8. a kind of device extruding deposition modeling for semi-solid-state metal as claimed in claim 1 or 2, it is characterized in that, described wire feed unit (2) comprise driven pulley (25), driving wheel (24), for driving the motor of driving wheel (24) (23) and being arranged on the preloading spring (26) after driven pulley (25).
9. a kind of device extruding deposition modeling for semi-solid-state metal as claimed in claim 1 or 2, it is characterized in that, described wire feed unit (2) and ejection head unit (4) are fixed on the supporting plate of described Z-direction sliding unit (1) by adapter unit (3).
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106180558A (en) * | 2016-09-21 | 2016-12-07 | 成都创慧科达科技有限公司 | A kind of 3D print system based on titanium or titanium alloy casting sand mold |
| CN107022731A (en) * | 2017-04-25 | 2017-08-08 | 昆明理工大学 | A kind of device for preparing semi solid slurry and carrying out surface coating |
| WO2018059348A1 (en) * | 2016-09-30 | 2018-04-05 | 珠海天威飞马打印耗材有限公司 | Fused deposition modeling metal three-dimensional printer and printing method thereof |
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2015
- 2015-07-21 CN CN201520533246.5U patent/CN204770668U/en not_active Expired - Fee Related
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| CN109689251A (en) * | 2016-07-08 | 2019-04-26 | 挪威钛公司 | Multi-chamber depositing device for solid freeform manufacture |
| US11001920B2 (en) | 2016-07-08 | 2021-05-11 | Norsk Titanium As | Multi-chamber deposition equipment for solid free form fabrication |
| CN109689251B (en) * | 2016-07-08 | 2021-10-08 | 挪威钛公司 | Multi-chamber deposition apparatus for solid freeform fabrication |
| US11535927B2 (en) | 2016-07-08 | 2022-12-27 | Norsk Titanium As | Multi-chamber deposition equipment for solid free form fabrication |
| CN106180558A (en) * | 2016-09-21 | 2016-12-07 | 成都创慧科达科技有限公司 | A kind of 3D print system based on titanium or titanium alloy casting sand mold |
| WO2018059348A1 (en) * | 2016-09-30 | 2018-04-05 | 珠海天威飞马打印耗材有限公司 | Fused deposition modeling metal three-dimensional printer and printing method thereof |
| CN107022731A (en) * | 2017-04-25 | 2017-08-08 | 昆明理工大学 | A kind of device for preparing semi solid slurry and carrying out surface coating |
| CN108326307A (en) * | 2017-06-14 | 2018-07-27 | 江苏九钰机械有限公司 | A kind of four axis 3D printing devices and forming method based on wire fused glass pellet |
| CN109648846A (en) * | 2019-02-15 | 2019-04-19 | 南通理工学院 | The simple five axis 3D printer of one kind and its Method of printing |
| US11904535B2 (en) | 2019-05-30 | 2024-02-20 | Hewlett-Packard Development Company, L.P. | Hybrid part-accessory connections |
| CN111112620A (en) * | 2020-01-20 | 2020-05-08 | 中南大学 | Novel cladding 3D printing equipment |
| CN114506074A (en) * | 2021-12-31 | 2022-05-17 | 西安理工大学 | Five-axis support-removing printer for vibration asymmetric distributed granule conveying |
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