CN105413330B - Melt the soot processing device of increasing material manufacturing equipment in selective laser - Google Patents
Melt the soot processing device of increasing material manufacturing equipment in selective laser Download PDFInfo
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- CN105413330B CN105413330B CN201511028392.3A CN201511028392A CN105413330B CN 105413330 B CN105413330 B CN 105413330B CN 201511028392 A CN201511028392 A CN 201511028392A CN 105413330 B CN105413330 B CN 105413330B
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- seal box
- filter
- dot matrix
- filter core
- material manufacturing
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Classifications
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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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
Abstract
The invention provides the soot processing device that increasing material manufacturing equipment is melted in a kind of selective laser, the soot processing device of selective laser fusing increasing material manufacturing equipment includes：Seal box, powder powdering bed is arranged in seal box；Smoke dust filter, can connect with seal box, and smoke dust filter can filter the flue gas of seal box discharge and the flue gas after filtering is back in seal box, and smoke dust filter is located at outside seal box；Dot matrix porous filter core filter is arranged on outside seal box, and dot matrix porous filter core filter is located between the outlet side of seal box and smoke dust filter, and dot matrix porous filter core filter can be filtered to the flue gas of seal box discharge.The beneficial effects of the invention are as follows, dot matrix porous filter core filter service life is high, and inflammable and explosive is dangerous low, can realize that efficient, the inexpensive filtering of increasing material manufacturing process flue dust is melted in selective laser, blowing and drawing type multichannel guiding device is set, the quality stability of formed product can be improved.
Description
Technical field
The present invention relates to the soot processing device that increasing material manufacturing equipment is melted in a kind of selective laser.
Background technology
Fusing metal powder produces substantial amounts of metal vapors flue dust during existing selective laser fusing increasing material manufacturing, its
Flue dust must filter removal, if the forming process time is long, cause laser power to decay, and have a strong impact on shape stability and shaping
Quality, or even cause forming process to terminate.
Reacted with air to prevent from being processed metal during the fusing increasing material manufacturing of selective laser of the prior art,
Ensure the quality of increasing material manufacturing part, full of gas shields, such as titanium alloy, aluminium alloy combustible metal such as argon gas in shaping cabin
Powder is in forming process in argon inert atmosphere.To prevent forming process soot emissions in operating room, metal laser
Selective melting increasing material manufacturing filtrating smoke dust system requirements is completely closed；And smoke filter is replaceable, its operation principle such as Fig. 1 institutes
Show, in this embodiment, laser is chosen forming machine and is placed in seal box 1, air intake vent and the smoke dust filter 2 of seal box 1
Outlet connection, the air outlet of seal box 1 is connected with the entrance of smoke dust filter 2.Set on above-mentioned corresponding connecting line
There is ball valve 7.
The shortcoming of prior art：The soot processing device of existing selective laser fusing increasing material manufacturing equipment is using same
Blower fan, then using chemical fibre cylinder or plate and frame filter element filtering, is re-circulated into being extracted out from shaping cabin containing fume gases
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, and the working time is short,
And cabin is shaped because turbulent flow can not efficiently be discharged containing fume gases in shaping cabin, flue dust causes laser attenuation in gas
With pollution optical mirror slip, there is incomplete fusion defect performance and do not reach the quality problems such as design requirement in interiors of products.
The content of the invention
In order to overcome existing smoke dust filter inflammable and explosive in atmosphere, working time short deficiency, the present invention is carried
Supply a kind of selective laser to melt the soot processing device of increasing material manufacturing equipment, to reach raising working life, reduced inflammable easy
Quick-fried dangerous purpose.
The technical solution adopted for the present invention to solve the technical problems is：A kind of selective laser fusing increasing material manufacturing equipment
Soot processing device, the soot processing device of selective laser fusing increasing material manufacturing equipment includes：Melt seal box, the selective laser
The powder powdering bed for changing the soot processing device of increasing material manufacturing equipment is arranged in seal box；Smoke dust filter, can with it is close
Joint sealing is connected, and smoke dust filter can filter the flue gas of seal box discharge and the flue gas after filtering is back into the seal box
Interior, smoke dust filter is arranged on outside seal box；Dot matrix porous filter core filter, dot matrix porous filter core filter is arranged on sealing
Outside case, and the dot matrix porous filter core filter is located between the outlet side of seal box and smoke dust filter, and the dot matrix is porous
Candle filter can tentatively be filtered to the flue gas of seal box discharge.
Further, the dot matrix porous filter core filter includes dot matrix porous filter core, and dot matrix porous filter core is loose structure
And the flue dust in flue gas can be filtered, the entrance of dot matrix porous filter core can be connected with the outlet side of seal box, the porous filter of dot matrix
The outlet of core can be connected with smoke dust filter.
Further, dot matrix porous filter core is face-centred cubic structure, the body-centered cubic knot being made up of many metallic rod connections
Structure or close-packed hexagonal structure, the aperture in dot matrix porous filter core are 0.3mm~5mm, a diameter of 0.3mm~2mm of metallic rod.
Further, the dot matrix porous filter core filter also includes：Ultrasonic vibration installation, is connected with dot matrix porous filter core,
Ultrasonic vibration installation can shake off the flue dust of dot matrix porous filter core surface attachment；Flue dust recovery device, is arranged on dot matrix porous
The lower section of filter core, for reclaiming the flue dust shaken off by ultrasonic vibration installation；First seal box, dot matrix porous filter core, ultrasonic vibration
Device and flue dust recovery device are arranged in the first seal box.
Further, the soot processing device of selective laser fusing increasing material manufacturing equipment is also led including blowing and drawing type multichannel
Stream device, blowing and drawing type multichannel guiding device is arranged in seal box, and the blowing and drawing type multichannel guiding device is close including being arranged on
The blowning installation of the inlet end of joint sealing and be arranged on seal box outlet side getter device.
Further, blowning installation includes the first air blowing portion and the second air blowing portion, the first air blowing portion and the second air blowing portion edge
Flow of flue gas direction is set gradually, and the first air-vent is provided with the first air blowing portion, second is provided with the second air blowing portion and is breathed freely
Hole, the diameter with diameter greater than the second air-vent of first air-vent, the gas outside seal box can pass sequentially through seal box
Inlet end, first air-vent and the second air-vent enter in seal box.
Further, the outgassing direction of seal box and the airintake direction of seal box are vertical, and blowning installation and getter device divide
The two ends of seal box are not arranged on, and the getter device is contained within the guide plate that multiple parallel intervals are set, the plurality of parallel interval
The guide plate of setting is arranged in order along the outgassing direction of seal box, and the guide plate that the plurality of parallel interval is set 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 pass through the blind shaped knot
After structure from outside the outlet side discharge seal box of seal box.
Further, separate between blowning installation and getter device, blowning installation and getter device are arranged at powder
The top or top of last powdering bed, seal box on the ground be projected as rectangle, the length of blowning installation is equal to the rectangle
Width, the length of getter device is also equal to the rectangular width.
Further, smoke dust filter includes：Filter assemblies, the entrance pipe of the filter assemblies can be porous with dot matrix
The outlet of candle filter；Circulating fan, one end of circulating fan is connected with the export pipeline of the filter assemblies, circulated air
The other end of machine is connected with the inlet end of the seal box, and can be back to for the flue gas after filter assemblies filtering close by circulating fan
In joint sealing, and circulating fan can suction out the flue gas in seal box.
Further, filter assemblies include interconnected coarse filter component and smart filter assemblies, and the filter assemblies are in mistake
During filter flue gas, the flue gas sequentially passes through coarse filter component and smart filter assemblies, and smoke dust filter also includes the second seal box, mistake
Filter component and circulating fan are arranged in the second seal box.
The beneficial effects of the invention are as follows the dot matrix porous filter core of the dot matrix porous filter core filter in the embodiment of the present invention makes
High with the life-span, inflammable and explosive is dangerous low, can realize that efficient, the low cost of increasing material manufacturing process flue dust are melted in selective laser
Filtering.
Set blowing and drawing type multichannel guiding device, resolve into multi-layer multiple flow passages by air-flow, it is ensured that air-flow it is uniform
Property, flue gas is realized along inspiratory direction laminar flow, the outer flue gas to realize in efficiently quick discharge seal box of effectively discharge seal box,
Solve soot processing device internal gas turbulent flow, the laser optical path optics device of large scale selective laser fusing increasing material manufacturing equipment
Part improves the quality stability of formed product by smoke contamination and the energy attenuation problem that works long hours.
Brief description of the drawings
The Figure of description for constituting the part of the application is used for providing a further understanding of the present invention, of the invention to show
Meaning property and its illustrates, for explaining the present invention, not constitute inappropriate limitation of the present invention embodiment.In the accompanying drawings：
Fig. 1 is the structural representation of the soot processing device of selective laser fusing increasing material manufacturing equipment in the prior art；
Fig. 2 is the structural representation of the soot processing device embodiment of fusing increasing material manufacturing equipment in selective laser of the present invention；
Fig. 3 be selective laser of the present invention fusing increasing material manufacturing equipment soot processing device embodiment in blowing and drawing type multichannel
The structural representation of guiding device；
Fig. 4 be selective laser of the present invention fusing increasing material manufacturing equipment soot processing device embodiment in dot matrix porous filter core
The structural representation of filter；
Fig. 5 is the structural representation of dot matrix porous filter core in Fig. 4；
Fig. 6 be selective laser of the present invention fusing increasing material manufacturing equipment soot processing device embodiment in smoke dust filter
Structural representation.
Reference in figure：1st, seal box；2nd, smoke dust filter；21st, circulating fan；22nd, filter assemblies；221st, thick mistake
Filter component；222nd, smart filter assemblies；23rd, the second seal box；3rd, blowing and drawing type multichannel guiding device；31st, blowning installation；311st,
One air blowing portion；312nd, the second air blowing portion；32nd, getter device；321st, guide plate；4th, dot matrix porous filter core filter；41st, dot matrix is more
Hole filter core；42nd, ultrasonic vibration installation；43rd, flue dust recovery device；44th, the first seal box；45th, metallic rod；5th, console；6th, powder
Last powdering bed；7th, ball valve.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in Figures 2 to 6, the embodiment of the invention provides at a kind of flue dust of selective laser fusing increasing material manufacturing equipment
Reason device, the soot processing device of selective laser fusing increasing material manufacturing equipment includes：Seal box 1, smoke dust filter 2 and blow
Suction multichannel guiding device 3.The powder powdering bed 6 of the soot processing device of selective laser fusing increasing material manufacturing equipment is set
In seal box 1.Smoke dust filter 2 can be connected with seal box 1, and smoke dust filter 2 can filter the seal box 1 and discharge
Flue gas and the flue gas after filtering is back in the seal box 1, smoke dust filter 2 is arranged on outside seal box 1.Blowing and drawing type is more
Passage guiding device 3 is arranged in seal box 1, and the blowing and drawing type multichannel guiding device 3 includes being arranged on the inlet end of seal box 1
Blowning installation 31 and be arranged on seal box 1 outlet side getter device 32.
Blowing and drawing type multichannel guiding device 3 is set, multi-layer multiple flow passages is resolved into by air-flow, it is ensured that air-flow it is uniform
Property, flue gas is realized along inspiratory direction laminar flow, the outer cigarette to realize in efficiently quick discharge seal box 1 of effectively discharge seal box
Gas, solves soot processing device internal gas turbulent flow, the laser optical path light of large scale selective laser fusing increasing material manufacturing equipment
Device is learned by smoke contamination and the energy attenuation problem that works long hours, the quality stability of formed product is improved.
It should be noted that blowing and drawing type multichannel guiding device 3 ensure that air velocity is fast and plays good water conservancy diversion
Effect, the blowing and drawing type multichannel guiding device 3 can provide certain suction for flow of flue gas, force flue gas to be quickly discharged sealing
In case 1.Blowing and drawing type multichannel guiding device 3 provides the gas stream with certain pressure difference by along 6 surfaces of powder powdering bed
It is dynamic, prevent flue gas STOCHASTIC DIFFUSION from producing turbulent flow, so as to avoid flue gas full of seal box, and then optics is polluted, cause shaping
Quality problems.
As shown in figure 3, blowning installation 31 includes the first air blowing portion 311 and the second air blowing portion 312.The He of first air blowing portion 311
Second air blowing portion 312 is set gradually along flow of flue gas direction, and the first air-vent is provided with the first air blowing portion 311, and second blows
The second air-vent is provided with portion 312, the diameter with diameter greater than the second air-vent of first air-vent.Gas outside seal box 1
Inlet end, first air-vent and the second air-vent that body can pass sequentially through seal box 1 enter in seal box 1.Will be close into
First air-vent in gas direction is arranged to large aperture, is will be far from airintake direction second is saturating in order to ensure the dispersion of air-flow
Stomata is arranged to small-bore, is to ensure air velocity soon and playing to blow formula water conservancy diversion effect well.
First air blowing portion 311 and the second air blowing portion 312 are tabular, and first air-vent is in the first air blowing portion 311
The ranks arrangement of rule, second air-vent is in the second air blowing portion 312 in the ranks arrangement of rule, the He of the first air blowing portion 311
Second air blowing portion 312 is parallel to each other.
The outgassing direction of seal box 1 is vertical with the airintake direction of seal box 1, and blowning installation 31 and getter device 32 set respectively
Put at the two ends of seal box 1, the getter device 32 is contained within the guide plate 321 that multiple parallel intervals are set, the plurality of parallel
It is arranged in order along the outgassing direction of seal box 1 every the guide plate 321 for setting, the shape of guide plate 321 that the plurality of parallel interval is set
Into blind shaped structure, guide plate 321 is obliquely installed relative to the outgassing direction of seal box 1, and the flue gas in seal box 1 can be through
Discharged outside seal box 1 from the outlet side of seal box 1 after crossing the blind shaped structure.The inclination of guide plate 321 is conducive to flue gas to inhale
Enter exhaust passage and derived by the outlet side of seal box 1, and the guide plate 321 being obliquely installed can be excluded offer for flue gas
Certain suction.
Separate between blowning installation 31 and getter device 32 in the embodiment of the present invention, blowning installation 31 and air-breathing are filled
Put 32 be arranged at powder powdering bed 6 tops or top, seal box 1 on the ground be projected as rectangle, blowning installation 31
Length be equal to the rectangular width, the length of getter device 32 is also equal to the rectangular width, as shown in Figure 3.
As shown in figure 4, the soot processing device of selective laser fusing increasing material manufacturing equipment also includes dot matrix porous filter core
Filter 4, the dot matrix porous filter core filter 4 is arranged on outside seal box 1, and the dot matrix porous filter core filter 4 is positioned at close
Between the outlet side of joint sealing 1 and smoke dust filter 2, the dot matrix porous filter core filter 4 can be to the cigarette of seal box discharge
Gas is tentatively filtered.
The dot matrix porous filter core filter 4 includes dot matrix porous filter core 41, and dot matrix porous filter core 41 is loose structure and energy
Flue dust enough in filtering flue gas, the entrance of dot matrix porous filter core 41 can be connected with the outlet side of seal box 1, dot matrix porous filter core
41 outlet can be connected with smoke dust filter 2.
As shown in figure 5, dot matrix porous filter core 41 is to connect the face-centred cubic structure for constituting, body-centered by many metallic rods 45 to stand
Square structure or close-packed hexagonal structure, the aperture in dot matrix porous filter core 41 are 0.3mm~5mm, a diameter of 0.3mm of metallic rod 45
~2mm.Above-mentioned material can be the materials with high melting point such as metal, ceramics.
Specifically, the dot matrix porous filter core filter 4 also includes ultrasonic vibration installation 42, flue dust recovery device 43 and first
Seal box 44.Ultrasonic vibration installation 42 is connected with dot matrix porous filter core 41, and ultrasonic vibration installation 42 can be by dot matrix porous filter core
The flue dust of 41 surface attachments shakes off.Flue dust recovery device 43 is arranged on the lower section of dot matrix porous filter core 41, for reclaiming by ultrasound
The flue dust that vibrating device 42 shakes off.Dot matrix porous filter core 41, ultrasonic vibration installation 42 and flue dust recovery device 43 are arranged at
In one seal box 44.
Efficient coarse filtration is realized to flue gas by dot matrix porous filter core filter 4, the dot matrix porous filter core filter 4 passes through
Ultrasonic vibration installation 42 and flue dust recovery device 43 are reclaimed, as shown in figure 4, dot matrix porous filter core 41 can iterative cycles make
With, and micro unit metallic rod 45 pairs using millimeter magnitude disturbs containing flue gas, flue gas is collided with metallic rod 45, causes
Flue dust rests on dot matrix porous filter core 41, and dot matrix porous filter core 41 can make flue dust fall into fume recovery by ultrasonic vibration installation 42
In device 43.Ultrasonic vibration installation 42, dot matrix porous filter core 41, flue dust recovery device 43 are both needed to connect with ground wire.
The service life of dot matrix porous filter core 41 of the dot matrix porous filter core filter 4 in the embodiment of the present invention is high, inflammable easy
Quick-fried is dangerous low, can realize that efficient, the inexpensive filtering of increasing material manufacturing process flue dust is melted in selective laser.
As shown in fig. 6, smoke dust filter 2 includes filter assemblies 22 and circulating fan 21, the entrance of the filter assemblies 22
Pipeline can be with the outlet of dot matrix porous filter core filter 4.One end of circulating fan 21 and the outlet of the filter assemblies 22
Pipeline is connected, and the other end of circulating fan 21 is connected with the inlet end of the seal box 1, and circulating fan 21 can be by the filter assemblies
Flue gas after filtering is back in seal box 1, and circulating fan 21 can suction out the flue gas in seal box 1.
Filter assemblies 22 include interconnected coarse filter component 221 and smart filter assemblies 222, and the filter assemblies 22 are in mistake
During filter flue gas, the flue gas sequentially passes through coarse filter component 221 and smart filter assemblies 222, and smoke dust filter 2 also includes that second is close
Joint sealing 23, filter assemblies 22 and circulating fan 21 are arranged in the second seal box 23.
Filter assemblies 22 in the embodiment of the present invention are chemical fibre plate and frame filtrating smoke dust component, the chemical fibre plate and frame flue dust mistake
Filter component is able to ensure that the cleannes of the gas being filled with seal box 1 reach selective laser fusing increasing material manufacturing job requirement.
It should be noted that the seal box 1 in the embodiment of the present invention is the seal box with operation gloves, in seal box 1
Outside be provided with selective laser fusing forming machine, the powder powdering bed 6, console 5 of the component such as atmosphere dedusting.In seal box 1
Ball valve 7 is provided with the connecting line of dot matrix porous filter core filter 4, in dot matrix porous filter core filter 4 in filtrating smoke dust
Ball valve 7 is also equipped with the connecting line of device 2, smoke dust filter 2 be provided with the connecting line of seal box 1 it is same
Ball valve 7.
As can be seen from the above description, the above embodiments of the present invention realize following technique effect：Pressure-vaccum is set
Formula multichannel guiding device, resolves into multi-layer multiple flow passages, it is ensured that the uniformity of air-flow by air-flow, realizes flue gas along suction
Gas direction laminar flow, the outer flue gas to realize in efficiently quick discharge seal box of effectively discharge seal box, solves large scale laser
Soot processing device internal gas turbulent flow problem, the laser optical path optics of selective melting increasing material manufacturing equipment are 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 drop
The cost of use of low filter core.And the embodiment of the present invention can greatly improve independent development selective laser fusing increasing material manufacturing equipment
The forming quality and stability of M360 (forming dimension is 360mm × 360mm × 450mm), solve long-term work unstable
Problem.
The above, specific embodiment only of the invention, it is impossible to the scope that its restriction invention is implemented, so it is equivalent
The displacement of component, or the equivalent variations made according to scope of patent protection of the present invention and modification, should all still fall within what this patent was covered
Category.In addition, between technical characteristic and technical characteristic in the present invention, between technical characteristic and technical scheme, technical scheme with
Can be used with independent assortment between technical scheme.
Claims (8)
1. the soot processing device of increasing material manufacturing equipment is melted in a kind of selective laser, it is characterised in that selective laser fusing increases
The soot processing device of material manufacturing equipment includes：
Seal box (1), seal box (1) is arranged on the powder paving of the soot processing device of selective laser fusing increasing material manufacturing equipment
Powder bed (6) is outward；
Smoke dust filter (2), can connect with seal box (1), and smoke dust filter (2) can filter the seal box (1) row
Simultaneously be back to the flue gas after filtering in the seal box (1) by the flue gas that goes out, 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 the dot matrix is more
Between the outlet side of seal box (1) and smoke dust filter (2), the dot matrix porous filter core is filtered hole candle filter (4)
Device (4) can tentatively be filtered to the flue gas of the seal box (1) discharge, and dot matrix porous filter core filter (4) is including dot matrix
Porous filter core (41), ultrasonic vibration installation (42), flue dust recovery device (43) and the first seal box (44), dot matrix porous filter core
(41) for loose structure and the flue dust in flue gas can be filtered, the entrance of dot matrix porous filter core (41) can be with seal box (1)
Outlet side is connected, and the outlet of dot matrix porous filter core (41) can be connected with smoke dust filter (2)；Ultrasonic vibration installation (42) with
Dot matrix porous filter core (41) is connected, and ultrasonic vibration installation (42) can shake the flue dust of dot matrix porous filter core (41) surface attachment
Fall；Flue dust recovery device (43) is arranged on the lower section of dot matrix porous filter core (41), is shaken by ultrasonic vibration installation (42) for reclaiming
The flue dust for falling；Dot matrix porous filter core (41), ultrasonic vibration installation (42) and flue dust recovery device (43) are arranged at the first sealing
In case (44).
2. the soot processing device of increasing material manufacturing equipment is melted in selective laser according to claim 1, it is characterised in that point
Battle array porous filter core (41) is face-centred cubic structure, body-centered cubic structure or the close-packed hexagonal being made up of many metallic rod (45) connections
Structure, the aperture in dot matrix porous filter core (41) is 0.3mm~5mm, a diameter of 0.3mm~2mm of metallic rod (45).
3. the soot processing device of increasing material manufacturing equipment is melted in selective laser according to claim 1, it is characterised in that should
The soot processing device of selective laser fusing increasing material manufacturing equipment also includes blowing and drawing type multichannel guiding device (3), and blowing and drawing type is more
Passage guiding device (3) is arranged in seal box (1), and blowing and drawing type multichannel guiding device (3) is including being arranged on seal box (1)
Inlet end blowning installation (31) and be arranged on seal box (1) outlet side getter device (32).
4. the soot processing device of increasing material manufacturing equipment is melted in selective laser according to claim 3, it is characterised in that blow
Device of air (31) includes the first air blowing portion (311) and the second air blowing portion (312), the first air blowing portion (311) and the second air blowing portion
(312) set gradually along flow of flue gas direction, the first air-vent, the second air blowing portion (312) are provided with the first air blowing portion (311)
On be provided with the second air-vent, the diameter with diameter greater than the second air-vent of first air-vent, seal box (1) gas energy outward
Inlet end, first air-vent and the second air-vent for enough passing sequentially through seal box (1) enter in seal box (1).
5. the soot processing device of increasing material manufacturing equipment is melted in selective laser according to claim 3, it is characterised in that close
The outgassing direction of joint sealing (1) is vertical with the airintake direction of seal box (1), and blowning installation (31) and getter device (32) are respectively provided with
At the two ends of seal box (1), the getter device (32) is contained within the guide plate (321) that multiple parallel intervals are set, the plurality of flat
The guide plate (321) that between-line spacing is set is arranged in order along the outgassing direction of seal box (1), the guiding that the plurality of parallel interval is set
Plate (321) forms blind shaped structure, and guide plate (321) is obliquely installed relative to the outgassing direction of seal box (1), seal box
(1) flue gas in can be by discharging seal box (1) outward after the blind shaped structure from the outlet side of seal box (1).
6. the soot processing device of increasing material manufacturing equipment is melted in selective laser according to claim 3, it is characterised in that blow
Separate between device of air (31) and getter device (32), blowning installation (31) and getter device (32) are arranged at powder paving
The top or top of powder bed (6), seal box (1) on the ground be projected as rectangle, the length of blowning installation (31) is equal to should
Rectangular width, the length of getter device (32) is also equal to the rectangular width.
7. the soot processing device of increasing material manufacturing equipment is melted in selective laser according to claim 1, it is characterised in that cigarette
Dirt filter (2) includes：
Filter assemblies (22), the entrance pipe of the filter assemblies (22) can connect with the outlet of dot matrix porous filter core filter (4)
It is logical；
Circulating fan (21), one end of circulating fan (21) is connected with the export pipeline of the filter assemblies (22), circulating fan
(21) the other end is connected with the inlet end of the seal box (1), and circulating fan (21) can be by the cigarette after filter assemblies filtering
Gas is back in seal box (1), and circulating fan (21) can suction out the flue gas in seal box (1).
8. the soot processing device of increasing material manufacturing equipment is melted in selective laser according to claim 7, it is characterised in that mistake
Filter component (22) includes the coarse filter component (221) being interconnected and smart filter assemblies (222), and the filter assemblies (22) are in filtering
During flue gas, the flue gas sequentially passes through coarse filter component (221) and smart filter assemblies (222), and smoke dust filter (2) also includes the
Two seal boxs (23), filter assemblies (22) and circulating fan (21) are 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 |
Applications Claiming Priority (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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| Publication Number | Publication Date |
|---|---|
| CN105413330A CN105413330A (en) | 2016-03-23 |
| CN105413330B true CN105413330B (en) | 2017-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511028392.3A Active 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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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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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 |