CN105413330A - Smoke treatment device for selected laser melting additive manufacturing equipment - Google Patents
Smoke treatment device for selected laser melting additive manufacturing equipment Download PDFInfo
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- CN105413330A CN105413330A CN201511028392.3A CN201511028392A CN105413330A CN 105413330 A CN105413330 A CN 105413330A CN 201511028392 A CN201511028392 A CN 201511028392A CN 105413330 A CN105413330 A CN 105413330A
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- manufacturing equipment
- filter core
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material
- B01D46/32—Particle separators, e.g. dust precipitators, using loose filtering material the material moving during filtering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2267/00—Multiple filter elements specially adapted for separating dispersed particles from gases or vapours
- B01D2267/40—Different types of filters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2273/00—Operation of filters specially adapted for separating dispersed particles from gases or vapours
- B01D2273/30—Means for generating a circulation of a fluid in a filtration system, e.g. using a pump or a fan
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention provides a smoke treatment device for selected laser melting additive manufacturing equipment. The smoke treatment device for the selected laser melting additive manufacturing equipment comprises a seal box, a smoke filtering device and a lattice porous core filter; a powder paving bed is arranged in the seal box; the smoke filtering device can be communicated with the seal box, filter flue gas exhausted by the seal box and return filtered flue gas into the seal box and is arranged outside the seal box; the lattice porous core filter is arranged outside the seal box and located between the gas outlet end of the seal box and the smoke filtering device and can filter flue gas exhausted by a forming cabin. The smoke treatment device for the selected laser melting additive manufacturing equipment has the advantages that the lattice porous core filter is long in service life, the flammable and combustible risk is low, efficient and low-cost filtering of smoke generated in the selected laser melting additive manufacturing process can be achieved, a blowing-absorbing multi-channel guiding device is arranged, and the quality stability of formed products can be improved.
Description
Technical field
The present invention relates to the soot processing device that the fusing of a kind of selective laser increases material manufacturing equipment.
Background technology
The fusing of existing selective laser increases deposite metal powder in material manufacture process and produces a large amount of metal vapors flue dust, its flue dust must filter removal, if the forming process time is long, then causes laser power to decay, have a strong impact on shape stability and forming quality, even cause forming process to stop.
In selective laser fusing increasing material manufacture process of the prior art, in order to prevent, processing metal and air from reacting; ensure the quality increasing material finished parts; shaping is full of the gas shields such as argon gas in cabin, as the combustible metal such as titanium alloy, aluminium alloy powder is in argon inert atmosphere in forming process.For preventing forming process soot emissions in operating room, it is completely airtight that metal laser selective melting increases material manufacture filtrating smoke dust system requirements; And smoke filter is replaceable, its operation principle as shown in Figure 1, in this embodiment, choose forming machine and be placed in seal box 1 by laser, the air intake vent of seal box 1 is connected with the outlet of smoke dust filter 2, and the air outlet of seal box 1 is communicated with the entrance of smoke dust filter 2.The connecting line of above-mentioned correspondence is provided with ball valve 7.
The shortcoming of prior art: the soot processing device that the fusing of existing selective laser increases material manufacturing equipment adopts same blower fan to extract out in shaping cabin containing fume gases, and then adopt chemical fibre cylinder or plate and frame filter element filtering, recirculation enters in shaping cabin.But the smoke dust filter that there is chemical fibre cylinder or plate and frame filter core is inflammable and explosive in atmosphere, working time is short, and can not efficiently be discharged shaping cabin containing fume gases because of turbulent flow in shaping cabin, in gas, flue dust causes laser attenuation and pollutes optical mirror slip, and interiors of products exists incomplete fusion defect performance and do not reach the quality problems such as designing requirement.
Summary of the invention
Inflammable and explosive in atmosphere in order to overcome existing smoke dust filter, the deficiency that working time is short, the invention provides the soot processing device that the fusing of a kind of selective laser increases material manufacturing equipment, to reach raising working life, reduce the object of inflammable and explosive danger.
The technical solution adopted for the present invention to solve the technical problems is: the fusing of a kind of selective laser increases the soot processing device of material manufacturing equipment, the soot processing device that the fusing of this selective laser increases material manufacturing equipment comprises: seal box, and the powder paving powder bed that the fusing of this selective laser increases the soot processing device of material manufacturing equipment is arranged in seal box; Smoke dust filter, can be communicated with seal box, and smoke dust filter can filter the flue gas of sealing case discharge and be back in sealing case by the flue gas after filtering, and smoke dust filter is arranged on outside seal box; Dot matrix porous filter core filter, dot matrix porous filter core filter is arranged on outside seal box, and this dot matrix porous filter core filter bits is between the outlet side and smoke dust filter of seal box, this dot matrix porous filter core filter tentatively can filter the flue gas that this shaping cabin is discharged.
Further, this dot matrix porous filter core filter comprises dot matrix porous filter core, dot matrix porous filter core is loose structure and can filters the flue dust in flue gas, and the entrance of dot matrix porous filter core can be communicated with the outlet side of seal box, and the outlet of dot matrix porous filter core can be communicated with smoke dust filter.
Further, dot matrix porous filter core is the face-centred cubic structure, body-centered cubic structure or the close-packed hexagonal structure that are connected to form by many metallic rod, and the aperture in dot matrix porous filter core is 0.3mm ~ 5mm, and the diameter of metallic rod is 0.3mm ~ 2mm.
Further, this dot matrix porous filter core filter also comprises: ultrasonic vibration installation, is connected with dot matrix porous filter core, and the flue dust of dot matrix porous filter core surface attachment can shake off by ultrasonic vibration installation; Flue dust recovery device, is arranged on the below of dot matrix porous filter core, for reclaiming the flue dust shaken off by ultrasonic vibration installation; First seal box, dot matrix porous filter core, ultrasonic vibration installation and flue dust recovery device are all arranged in the first seal box.
Further, the soot processing device that the fusing of this selective laser increases material manufacturing equipment also comprises blowing and drawing type multichannel guiding device, blowing and drawing type multichannel guiding device is arranged in seal box, and this blowing and drawing type multichannel guiding device comprises the blowning installation of the inlet end being arranged on seal box and is arranged on the getter device of outlet side of seal box.
Further, blowning installation comprises the first air blowing portion and the second air blowing portion, first air blowing portion and the second air blowing portion set gradually along flow of flue gas direction, first air blowing portion is provided with the first air-vent, second air blowing portion is provided with the second air-vent, the diameter of this first air-vent is greater than the diameter of the second air-vent, and the gas outside seal box can be entered in seal box by the inlet end of seal box, this first air-vent and the second air-vent successively.
Further, the outgassing direction of seal box is vertical with the airintake direction of seal box, blowning installation and getter device are separately positioned on the two ends of seal box, containing the guide plate that multiple parallel interval is arranged in this getter device, the guide plate that the plurality of parallel interval is arranged is arranged in order along the outgassing direction of seal box, the guide plate that the plurality of parallel interval is arranged forms blind shaped structure, guide plate is obliquely installed relative to the outgassing direction of seal box, and the flue gas in seal box can be discharged seal box from the outlet side of seal box after this blind shaped structure.
Further, separate between blowning installation and getter device, blowning installation and getter device are all arranged on top or the top of powder paving powder bed, seal box on the ground be projected as rectangle, the length of blowning installation equals this rectangular width, and the length of getter device also equals this rectangular width.
Further, smoke dust filter comprises: filter assemblies, the entrance pipe of this filter assemblies can with the outlet of dot matrix porous filter core filter; Circulating fan, one end of circulating fan is connected with the export pipeline of this filter assemblies, the other end of circulating fan is connected with the inlet end of sealing case, and the flue gas after this filter assemblies can filter by circulating fan is back in seal box, and circulating fan can by the flue gas sucking-off in seal box.
Further, filter assemblies comprises the coarse filter component and smart filter assemblies that are interconnected, this filter assemblies is when filtering flue gas, this flue gas is successively through coarse filter component and smart filter assemblies, smoke dust filter also comprises the second seal box, and filter assemblies and circulating fan are all arranged in the second seal box.
The invention has the beneficial effects as follows, the dot matrix porous filter core high life of the dot matrix porous filter core filter in the embodiment of the present invention, inflammable and explosive danger is low, can realize efficient, low cost filtration that selective laser fusing increases material manufacture process flue dust.
Blowing and drawing type multichannel guiding device is set, by air-flow is resolved into multi-layer multiple flow passages, guarantee the uniformity of air-flow, realize flue gas along inspiratory direction laminar flow, to realize efficient flue gas of discharging fast in seal box outside effective discharge shaping cabin, solve the soot processing device internal gas turbulent flow of large scale selective laser fusing increasing material manufacturing equipment, laser optical path optics by smoke contamination and the energy attenuation problem that works long hours, improve the quality stability of formed product.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation that in prior art, selective laser fusing increases the soot processing device of material manufacturing equipment;
Fig. 2 is the structural representation that selective laser of the present invention fusing increases the soot processing device embodiment of material manufacturing equipment;
Fig. 3 is the structural representation that selective laser of the present invention fusing increases blowing and drawing type multichannel guiding device in the soot processing device embodiment of material manufacturing equipment;
Fig. 4 is the structural representation that selective laser of the present invention fusing increases dot matrix porous filter core filter in the soot processing device embodiment of material manufacturing equipment;
Fig. 5 is the structural representation of dot matrix porous filter core in Fig. 4;
Fig. 6 is the structural representation that selective laser of the present invention fusing increases smoke dust filter in the soot processing device embodiment of material manufacturing equipment.
Reference numeral in figure: 1, seal box; 2, smoke dust filter; 21, circulating fan; 22, filter assemblies; 221, coarse filter component; 222, smart filter assemblies; 23, the second seal box; 3, blowing and drawing type multichannel guiding device; 31, blowning installation; 311, the first air blowing portion; 312, the second air blowing portion; 32, getter device; 321, guide plate; 4, dot matrix porous filter core filter; 41, dot matrix porous filter core; 42, ultrasonic vibration installation; 43, flue dust recovery device; 44, the first seal box; 45, metallic rod; 5, console; 6, powder paving powder bed; 7, ball valve.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As shown in Figures 2 to 6, embodiments provide the soot processing device that the fusing of a kind of selective laser increases material manufacturing equipment, the soot processing device that the fusing of this selective laser increases material manufacturing equipment comprises: seal box 1, smoke dust filter 2 and blowing and drawing type multichannel guiding device 3.The powder paving powder bed 6 that the fusing of this selective laser increases the soot processing device of material manufacturing equipment is arranged in seal box 1.Smoke dust filter 2 can be communicated with seal box 1, and smoke dust filter 2 can filter the flue gas of sealing case 1 discharge and be back in sealing case 1 by the flue gas after filtering, and smoke dust filter 2 is arranged on outside seal box 1.Blowing and drawing type multichannel guiding device 3 is arranged in seal box 1, and this blowing and drawing type multichannel guiding device 3 comprises the blowning installation 31 of the inlet end being arranged on seal box 1 and is arranged on the getter device 32 of outlet side of seal box 1.
Blowing and drawing type multichannel guiding device 3 is set, by air-flow is resolved into multi-layer multiple flow passages, guarantee the uniformity of air-flow, realize flue gas along inspiratory direction laminar flow, to realize efficient flue gas of discharging fast in seal box 1 outside effective discharge shaping cabin, solve the soot processing device internal gas turbulent flow of large scale selective laser fusing increasing material manufacturing equipment, laser optical path optics by smoke contamination and the energy attenuation problem that works long hours, improve the quality stability of formed product.
It should be noted that, blowing and drawing type multichannel guiding device 3 can ensure that air velocity is fast and play good water conservancy diversion effect, and this blowing and drawing type multichannel guiding device 3 can provide certain suction for flow of flue gas, forces flue gas to be quickly discharged in seal box 1.Blowing and drawing type multichannel guiding device 3, by providing the flowing of the gas with certain pressure difference along powder paving powder bed 6 surface, prevents flue gas STOCHASTIC DIFFUSION from producing turbulent flow, thus avoids flue gas to be full of shaping cabin, and then pollute optics, cause forming quality problem.
As shown in Figure 3, blowning installation 31 comprises the first air blowing portion 311 and the second air blowing portion 312.First air blowing portion 311 and the second air blowing portion 312 set gradually along flow of flue gas direction, and the first air blowing portion 311 is provided with the first air-vent, the second air blowing portion 312 is provided with the second air-vent, the diameter of this first air-vent is greater than the diameter of the second air-vent.Gas outside seal box 1 can be entered in seal box 1 by the inlet end of seal box 1, this first air-vent and the second air-vent successively.The first air-vent near airintake direction being arranged to large aperture, being the dispersion in order to ensure air-flow, the second air-vent away from airintake direction is arranged to small-bore, is well blow formula water conservancy diversion effect to ensure that air velocity is fast and playing.
First air blowing portion 311 and the second air blowing portion 312 are tabular, the ranks arrangement of this first air-vent in rule in the first air blowing portion 311, the ranks arrangement of this second air-vent in rule in the second air blowing portion 312, the first air blowing portion 311 and the second air blowing portion 312 are parallel to each other.
The outgassing direction of seal box 1 is vertical with the airintake direction of seal box 1, blowning installation 31 and getter device 32 are separately positioned on the two ends of seal box 1, the guide plate 321 arranged containing multiple parallel interval in this getter device 32, the guide plate 321 that the plurality of parallel interval is arranged is arranged in order along the outgassing direction of seal box 1, the guide plate 321 that the plurality of parallel interval is arranged forms blind shaped structure, guide plate 321 is obliquely installed relative to the outgassing direction of seal box 1, flue gas in seal box 1 can be discharged seal box 1 from the outlet side of seal box 1 after this blind shaped structure.The inclination of guide plate 321 is conducive to flue gas and sucks exhaust passage and derived by the outlet side of seal box 1, and the guide plate 321 be obliquely installed can provide certain suction for flue gas is excluded.
Blowning installation 31 in the embodiment of the present invention and separate between getter device 32, blowning installation 31 and getter device 32 are all arranged on top or the top of powder paving powder bed 6, seal box 1 on the ground be projected as rectangle, the length of blowning installation 31 equals this rectangular width, the length of getter device 32 also equals this rectangular width, as shown in Figure 3.
As shown in Figure 4, the soot processing device that the fusing of this selective laser increases material manufacturing equipment also comprises dot matrix porous filter core filter 4, this dot matrix porous filter core filter 4 is arranged on outside seal box 1, and this dot matrix porous filter core filter 4 is between the outlet side of seal box 1 and smoke dust filter 2, this dot matrix porous filter core filter 4 tentatively can filter the flue gas that this shaping cabin 11 is discharged.
This dot matrix porous filter core filter 4 comprises dot matrix porous filter core 41, dot matrix porous filter core 41 is loose structure and can filters the flue dust in flue gas, the entrance of dot matrix porous filter core 41 can be communicated with the outlet side of seal box 1, and the outlet of dot matrix porous filter core 41 can be communicated with smoke dust filter 2.
As shown in Figure 5, dot matrix porous filter core 41 is the face-centred cubic structure, body-centered cubic structure or the close-packed hexagonal structure that are connected to form by many metallic rod 45, and the aperture in dot matrix porous filter core 41 is 0.3mm ~ 5mm, and the diameter of metallic rod 45 is 0.3mm ~ 2mm.Above-mentioned material can be the materials with high melting point such as metal, pottery.
Particularly, this dot matrix porous filter core filter 4 also comprises ultrasonic vibration installation 42, flue dust recovery device 43 and the first seal box 44.Ultrasonic vibration installation 42 is connected with dot matrix porous filter core 41, and the flue dust of dot matrix porous filter core 41 surface attachment can shake off by ultrasonic vibration installation 42.Flue dust recovery device 43 is arranged on the below of dot matrix porous filter core 41, for reclaiming the flue dust shaken off by ultrasonic vibration installation 42.Dot matrix porous filter core 41, ultrasonic vibration installation 42 and flue dust recovery device 43 are all arranged in the first seal box 44.
Efficient coarse filtration is realized by dot matrix porous filter core filter 4 pairs of flue gases, this dot matrix porous filter core filter 4 is reclaimed by ultrasonic vibration installation 42 and flue dust recovery device 43, as shown in Figure 4, dot matrix porous filter core 41 can use by iterative cycles, and utilize the micro unit metallic rod 45 of millimeter magnitude to carry out disturbance to containing flue gas, flue gas and metallic rod 45 are collided, cause flue dust to rest on dot matrix porous filter core 41, dot matrix porous filter core 41 can make flue dust fall in flue dust recovery device 43 through ultrasonic vibration installation 42.Ultrasonic vibration installation 42, dot matrix porous filter core 41, flue dust recovery device 43 all need to connect with ground wire.
Dot matrix porous filter core 41 high life of the dot matrix porous filter core filter 4 in the embodiment of the present invention, inflammable and explosive danger is low, can realize efficient, low cost filtration that selective laser fusing increases material manufacture process flue dust.
As shown in Figure 6, smoke dust filter 2 comprises filter assemblies 22 and circulating fan 21, the entrance pipe of this filter assemblies 22 can with the outlet of dot matrix porous filter core filter 4.One end of circulating fan 21 is connected with the export pipeline of this filter assemblies 22, the other end of circulating fan 21 is connected with the inlet end of sealing case 1, flue gas after this filter assemblies can filter by circulating fan 21 is back in seal box 1, and circulating fan 21 can by the flue gas sucking-off in seal box 1.
Filter assemblies 22 comprises the coarse filter component 221 and smart filter assemblies 222 that are interconnected, this filter assemblies 22 is when filtering flue gas, this flue gas is successively through coarse filter component 221 and smart filter assemblies 222, smoke dust filter 2 also comprises the second seal box 23, and filter assemblies 22 and circulating fan 21 are all arranged in the second seal box 23.
Filter assemblies 22 in the embodiment of the present invention is chemical fibre plate and frame filtrating smoke dust assembly, and this chemical fibre plate and frame filtrating smoke dust assembly can guarantee that the cleannes of the gas be filled with in seal box 1 reach selective laser fusing and increase material manufacture job requirement.
It should be noted that, the seal box 1 in the embodiment of the present invention, for having the seal box of operation gloves, has selective laser to melt the console 5 of the assemblies such as forming machine, powder paving powder bed 6, atmosphere dedusting in the outer setting of seal box 1.Seal box 1 with the connecting line of dot matrix porous filter core filter 4 are provided with ball valve 7, on the connecting line of smoke dust filter 2, be also provided with ball valve 7 at dot matrix porous filter core filter 4, the connecting line of smoke dust filter 2 with seal box 1 is provided with same ball valve 7.
From above description, can find out, the above embodiments of the present invention achieve following technique effect: arrange blowing and drawing type multichannel guiding device, by air-flow is resolved into multi-layer multiple flow passages, guarantee the uniformity of air-flow, realize flue gas along inspiratory direction laminar flow, to realize efficient flue gas of discharging fast in seal box outside effective discharge shaping cabin, solve the soot processing device internal gas turbulent flow problem that the fusing of large scale selective laser increases material manufacturing equipment, laser optical path optics is by smoke contamination and the energy attenuation problem that works long hours, improve the quality stability of formed product.
Selective laser fusing shaping long-time stable work in the embodiment of the present invention, and ensure product quality, and reduce the cost of use of filter core.And the embodiment of the present invention significantly can improve forming quality and stability that the fusing of independent development selective laser increases material manufacturing equipment M360 (forming dimension is 360mm × 360mm × 450mm), solves the problem of long-term work instability.
The above, be only specific embodiments of the invention, can not limit the scope that invention implements with it, so the displacement of its equivalent assemblies, or the equivalent variations done according to scope of patent protection of the present invention and modification, all still should belong to the category that this patent is contained.In addition, the technical characteristic in the present invention and all can using by independent assortment between technical characteristic, between technical characteristic and technical scheme, between technical scheme and technical scheme.
Claims (10)
1. selective laser fusing increases a soot processing device for material manufacturing equipment, it is characterized in that, the soot processing device that the fusing of this selective laser increases material manufacturing equipment comprises:
Seal box (1), seal box (1) is arranged on the fusing of this selective laser and increases powder paving powder bed (6) of the soot processing device of material manufacturing equipment outward;
Smoke dust filter (2), can be communicated with seal box (1), smoke dust filter (2) can filter flue gas that sealing case (1) discharges and be back in sealing case (1) by the flue gas after filtering, and smoke dust filter (2) is arranged on seal box (1) outward;
Dot matrix porous filter core filter (4), dot matrix porous filter core filter (4) is arranged on seal box (1) outward, and this dot matrix porous filter core filter (4) is positioned between the outlet side of seal box (1) and smoke dust filter (2), this dot matrix porous filter core filter (4) tentatively can filter the flue gas that this shaping cabin (11) is discharged.
2. selective laser according to claim 1 fusing increases the soot processing device of material manufacturing equipment, it is characterized in that, this dot matrix porous filter core filter (4) comprises dot matrix porous filter core (41), dot matrix porous filter core (41) also can filter the flue dust in flue gas for loose structure, the entrance of dot matrix porous filter core (41) can be communicated with the outlet side of seal box (1), and the outlet of dot matrix porous filter core (41) can be communicated with smoke dust filter (2).
3. selective laser according to claim 2 fusing increases the soot processing device of material manufacturing equipment, it is characterized in that, dot matrix porous filter core (41) is the face-centred cubic structure, body-centered cubic structure or the close-packed hexagonal structure that are connected to form by many metallic rod (45), aperture in dot matrix porous filter core (41) is 0.3mm ~ 5mm, and the diameter of metallic rod (45) is 0.3mm ~ 2mm.
4. selective laser according to claim 2 fusing increases the soot processing device of material manufacturing equipment, and it is characterized in that, this dot matrix porous filter core filter (4) also comprises:
Ultrasonic vibration installation (42), is connected with dot matrix porous filter core (41), and the flue dust of dot matrix porous filter core (41) surface attachment can shake off by ultrasonic vibration installation (42);
Flue dust recovery device (43), is arranged on the below of dot matrix porous filter core (41), for reclaiming the flue dust shaken off by ultrasonic vibration installation (42);
First seal box (44), dot matrix porous filter core (41), ultrasonic vibration installation (42) and flue dust recovery device (43) are all arranged in the first seal box (44).
5. selective laser according to claim 1 fusing increases the soot processing device of material manufacturing equipment, it is characterized in that, the soot processing device that the fusing of this selective laser increases material manufacturing equipment also comprises blowing and drawing type multichannel guiding device (3), blowing and drawing type multichannel guiding device (3) is arranged in seal box (1), and this blowing and drawing type multichannel guiding device (3) comprises the blowning installation (31) of the inlet end being arranged on seal box (1) and is arranged on the getter device (32) of outlet side of seal box (1).
6. selective laser according to claim 5 fusing increases the soot processing device of material manufacturing equipment, it is characterized in that, blowning installation (31) comprises the first air blowing portion (311) and the second air blowing portion (312), first air blowing portion (311) and the second air blowing portion (312) set gradually along flow of flue gas direction, first air blowing portion (311) is provided with the first air-vent, second air blowing portion (312) is provided with the second air-vent, the diameter of this first air-vent is greater than the diameter of the second air-vent, seal box (1) gas outward can pass through the inlet end of seal box (1) successively, this first air-vent and the second air-vent enter in seal box (1).
7. selective laser according to claim 5 fusing increases the soot processing device of material manufacturing equipment, it is characterized in that, the outgassing direction of seal box (1) is vertical with the airintake direction of seal box (1), blowning installation (31) and getter device (32) are separately positioned on the two ends of seal box (1), containing the guide plate (321) that multiple parallel interval is arranged in this getter device (32), the guide plate (321) that the plurality of parallel interval is arranged is arranged in order along the outgassing direction of seal box (1), the guide plate (321) that the plurality of parallel interval is arranged forms blind shaped structure, guide plate (321) is obliquely installed relative to the outgassing direction of seal box (1), flue gas in seal box (1) can be discharged seal box (1) from the outlet side of seal box (1) after this blind shaped structure.
8. selective laser according to claim 5 fusing increases the soot processing device of material manufacturing equipment, it is characterized in that, separate between blowning installation (31) and getter device (32), blowning installation (31) and getter device (32) are all arranged on top or the top of powder paving powder bed (6), seal box (1) on the ground be projected as rectangle, the length of blowning installation (31) equals this rectangular width, and the length of getter device (32) also equals this rectangular width.
9. selective laser according to claim 1 fusing increases the soot processing device of material manufacturing equipment, and it is characterized in that, smoke dust filter (2) comprising:
Filter assemblies (22), the entrance pipe of this filter assemblies (22) can with the outlet of dot matrix porous filter core filter (4);
Circulating fan (21), one end of circulating fan (21) is connected with the export pipeline of this filter assemblies (22), the other end of circulating fan (21) is connected with the inlet end of sealing case (1), flue gas after this filter assemblies can filter by circulating fan (21) is back in seal box (1), and circulating fan (21) can by the flue gas sucking-off in seal box (1).
10. selective laser according to claim 9 fusing increases the soot processing device of material manufacturing equipment, it is characterized in that, filter assemblies (22) comprises the coarse filter component (221) and smart filter assemblies (222) that are interconnected, this filter assemblies (22) is when filtering flue gas, this flue gas is successively through coarse filter component (221) and smart filter assemblies (222), smoke dust filter (2) also comprises the second seal box (23), and filter assemblies (22) and circulating fan (21) are all arranged in the second seal box (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511028392.3A CN105413330B (en) | 2015-12-31 | 2015-12-31 | Melt the soot processing device of increasing material manufacturing equipment in selective laser |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201511028392.3A CN105413330B (en) | 2015-12-31 | 2015-12-31 | Melt the soot processing device of increasing material manufacturing equipment in selective laser |
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| CN105413330A true CN105413330A (en) | 2016-03-23 |
| CN105413330B CN105413330B (en) | 2017-06-27 |
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| CN109420767A (en) * | 2017-09-05 | 2019-03-05 | 株式会社松浦机械制作所 | Three-dimensional moulding device |
| CN109676928A (en) * | 2019-01-11 | 2019-04-26 | 中国科学院工程热物理研究所 | A kind of fume collector for increasing material manufacturing equipment |
| CN109848416A (en) * | 2019-04-12 | 2019-06-07 | 上海应用技术大学 | A kind of filtrating smoke dust and powder recovering device of metal precinct laser fusion |
| WO2019152207A1 (en) * | 2018-02-05 | 2019-08-08 | General Electric Company | Rotating direct metal laser melting systems and methods of operation |
| CN110722158A (en) * | 2019-09-16 | 2020-01-24 | 上海航天精密机械研究所 | Device for enhancing exhaust effect of magnesium alloy selective laser melting steam smoke |
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Effective date of registration: 20190606 Address after: 100024 North East military villa, eight Li bridge, Chaoyang District, Beijing Patentee after: China Institute of Aeronautical Manufacturing Technology Address before: 100024 North East military villa, eight Li bridge, Chaoyang District, Beijing Patentee before: Beijing Aviation Manufacturing Engineering Institute of China Aviation Industry Group Company |