阅读说明：本技术 附加制造装置 (Additional manufacturing device ) 是由 青田欣也 于 2018-03-23 设计创作，主要内容包括：本发明提供即使在真空状态下也能够有效地除去烟尘的附加制造装置。附加制造装置(1)具备烟尘捕捉机构(8),该烟尘捕捉机构(8)设为能够在光束源(9)与载物台(51)之间的空间(R)移动,捕捉因粉末(P)的熔融而产生的烟尘(F)。(The present invention provides the additional manufacturing device that flue dust can be removed effectively under vacuum conditions.Additional manufacturing device (1) has flue dust and captures mechanism (8), the flue dust capture mechanism (8) be set as can space (R) between light beam source (9) and objective table (51) it is mobile, the flue dust (F) that capture is generated by the melting of powder (P).)

1. a kind of additional manufacturing device has the objective table for the powder for being placed with additional manufacture material and irradiates to above-mentioned powder The light beam source of high energy beam makes above-mentioned powder melts in conjunction with manufacturing moulder, above-mentioned additional manufacturing device using above-mentioned high energy beam It is characterized in that,

Have flue dust and capture mechanism, which captures that mechanism is set as being capable of space between above-mentioned light beam source and above-mentioned objective table It is mobile, capture the flue dust generated by the melting of above-mentioned powder.

2. additional manufacturing device according to claim 1, which is characterized in that

Above-mentioned flue dust capture mechanism, which has, to be upwardly extended in the side intersected with the moving direction in above-mentioned space and makes above-mentioned flue dust The capture unit of attachment.

3. additional manufacturing device according to claim 2, which is characterized in that

Above-mentioned flue dust, which captures mechanism, has carrier, which prolongs on the direction that the extending direction with above-mentioned capture unit intersects It stretches, accepts the particle from above-mentioned flue dust being detached from from above-mentioned capture unit.

4. additional manufacturing device according to claim 2, which is characterized in that

Above-mentioned capture unit is formed to have the plate of capture surface, which intersects with above-mentioned moving direction.

5. additional manufacturing device according to claim 4, which is characterized in that

Above-mentioned capture unit has towards the front of above-mentioned moving direction multiple fins outstanding.

6. additional manufacturing device according to claim 5, which is characterized in that

Above-mentioned fin has inclining for the rear ramp extension towards above-mentioned moving direction in the front end in the front of above-mentioned moving direction Inclined portion.

7. additional manufacturing device according to claim 2, which is characterized in that

Above-mentioned capture unit is formed to have the mesh-like of capture surface, which intersects with above-mentioned moving direction.

8. additional manufacturing device according to claim 7, which is characterized in that

Above-mentioned flue dust captures mechanism and has multiple capture units along the configuration of above-mentioned moving direction.

9. additional manufacturing device according to claim 2, which is characterized in that

Have recoverer, which recycles to the particle that freely above-mentioned flue dust captures the above-mentioned flue dust that mechanism captures is carried out,

Above-mentioned flue dust, which captures mechanism, has the rotating mechanism for rotating above-mentioned capture unit towards above-mentioned recoverer.

10. additional manufacturing device according to claim 2, which is characterized in that above-mentioned flue dust, which captures mechanism, to be had to above-mentioned The heating part that capture unit is heated.

11. additional manufacturing device according to claim 1, which is characterized in that

Having makes above-mentioned flue dust capture the mobile mechanism that mechanism moves on above-mentioned moving direction.

12. additional manufacturing device according to claim 1, which is characterized in that have:

It accommodates above-mentioned objective table and above-mentioned flue dust captures the chamber of mechanism；And

The inside of the chamber is set to be depressurized to the relief portion for forcing down and becoming vacuum state than atmosphere.

Technical field

The present invention relates to additional manufacturing devices.

Background technique

All the time, there is known additional manufacturing technologies.It is additional to be produced by attachment material and the numerical value by 3D shape It shows to make the technique of object, is shone in pairs with the manufacture type of removability.Additional manufacture is also referred to as " 3D printer " or " stacking Moulding " is realized by the way that multiple layers are laminated in most cases.

As an example for the device for carrying out additional manufacture, there is known by implementing the predetermined position irradiation to powder bed repeatedly Light beam and form cured layer, thus manufacture it is multiple solidify layer stackup and the device of integrated three dimensional structure (referring under State patent document 1).There is previous device documented by patent document 1 powder bed to form component, light beam irradiation component, moulding Workbench, chamber, light form component through window and gas stream (referring to claim 13 of document etc.).

It is the component for being used to form powder bed that powder bed, which forms component,.It is in a manner of forming cured layer that light beam, which irradiates component, For the component to powder bed illumination beam.Work bench for modeling is for being formed on powder bed, cured layer.Chamber is in inside Have powder bed and forms component and work bench for modeling.Light makes to irradiate the light beam injection chamber that component issues from light beam through window It is indoor and be set to chamber.It is the component for forming local gas stream in chamber that gas stream, which forms component, by supply nozzle And nozzle is attracted to constitute.

According to above structure, the flue dust generated by the irradiation of light beam can be effectively captured in chamber.That is, can incite somebody to action The flue dust of generation is guided to the indoor local region of chamber and is kept, and finally removes it out of chamber.Thereby, it is possible to anti- Only chamber light is through the fuzzy of window, and can also prevent the blocking of beam path caused by flue dust (referring to patent document 1 the 0020 section etc.).

Summary of the invention

Problems to be solved by the invention

Above-mentioned previous device is by flowing gas locally in chamber, to form local gas stream to remove Flue dust.But if becoming air pressure in chamber than the vacuum state that atmospheric pressure reduces, form local gas stream and become difficult, It is become difficult to remove flue dust.

Therefore, the present invention provides a kind of additional manufacture dress that flue dust can be removed effectively under vacuum conditions It sets.

Solution for solving the problem

Additional manufacturing device of the invention has the objective table for the powder for being placed with additional manufacture material and to above-mentioned powder The light beam source of end irradiation high energy beam makes above-mentioned powder melts in conjunction with manufacturing moulder, above-mentioned additional system using above-mentioned high energy beam It makes device to be characterized in that, has flue dust and capture mechanism, flue dust capture mechanism is set as can be in above-mentioned light beam source and above-mentioned load Space between object platform is mobile, captures the flue dust generated by the melting of above-mentioned powder.

The effect of invention

In accordance with the invention it is possible to a kind of additional manufacturing device be provided, even if under vacuum conditions, can also catch by flue dust It catches mechanism and removes effectively flue dust.Project, structure and effect other than the above can be clearer by the following embodiments and the accompanying drawings.

Detailed description of the invention

Fig. 1 is the schematical cross-sectional view of the additional manufacturing device of embodiments of the present invention 1.

Fig. 2 is to indicate that flue dust shown in FIG. 1 captures the schematical cross-sectional view of the additional manufacturing device of the movement of mechanism.

Fig. 3 is the schematical cross-sectional view of the additional manufacturing device of embodiments of the present invention 2.

Fig. 4 is the schematical cross-sectional view of the additional manufacturing device of embodiments of the present invention 3.

Fig. 5 is the schematical cross-sectional view of the additional manufacturing device of embodiments of the present invention 4.

Fig. 6 is the schematical cross-sectional view of the additional manufacturing device of embodiments of the present invention 5.

Fig. 7 is the schematical cross-sectional view of the additional manufacturing device of embodiments of the present invention 6.

Specific embodiment

Hereinafter, being illustrated referring to embodiment of the attached drawing to additional manufacturing device of the invention.

(embodiment 1)

Fig. 1 is the schematical cross-sectional view for indicating the outline structure of additional manufacturing device 1 of embodiments of the present invention 1. The additional manufacturing device 1 of present embodiment is, for example, the powder P for making additional manufacture material using the high energy beams such as laser or electron beam B Melt binding manufactures the additional manufacturing device of the powder bed melt binding mode of moulder M.

The additional manufacturing device 1 of present embodiment is characterized in that having: objective table 51 is placed with powder P；And Flue dust captures mechanism 8, can be movably arranged at and to the space R between the light beam source 9 of powder P irradiation high energy beam B, capture The flue dust F generated by the melting of powder P.Hereinafter, the additional manufacturing device 1 to present embodiment is described in detail.

The additional manufacturing device 1 of present embodiment for example has chamber 2, relief portion 3, material supply unit 4, additional manufacturing department 5, recoverer 6, applicator (リ U ー タ ー) 7, flue dust capture mechanism 8 and light beam source 9.Material supply unit 4 has for supplying To the objective table 41 of the powder P of additional manufacture material, the objective table 51 that manufacturing department 5 has additional manufacture is added.

Chamber 2 accommodates each structure of additional manufacturing device 1 for example other than light beam source 9 and relief portion 3.Chamber 2 As having the transmission window 22 for being embedded with protection glass 21.Make through window 22 from the irradiation of light beam source 9 configured in the outside of chamber 2 High energy beam B is penetrated, and reaches the powder for the additional manufacture material being placed on the objective table 51 of the additional manufacturing department 5 of inside of chamber 2 Last P.

Relief portion 3 is for example made of vacuum pump, is connect with the piping 23 for the vacuum suction for being set to chamber 2.Relief portion 3 The air in chamber 2 is such as discharged via the piping of vacuum suction 23, so that being reduced to the internal pressure of chamber 2 compares atmospheric pressure Low vacuum pressure makes to become vacuum state in chamber 2.

Material supply unit 4 is, for example, the concave part surrounded by side wall and bottom wall.The bottom wall of material supply unit 4 is by material The objective table 41 of supply is constituted.For material supply unit 4, top is opened wide, and has opening portion in the upper end of side wall, in material The powder P of additional manufacture material is placed on the objective table 41 of supply.The objective table 41 of material supply is for example set as passing through Elevating mechanism appropriate and can be gone up and down with scheduled spacing.

Used in additional manufacture as moulder M add manufacture material be not particularly limited, such as be able to use copper, The powder of resin materials such as titanium alloy, nickel alloy, aluminium alloy, cochrome, the powder of stainless steel and other metal materials, polyamide, The powder etc. of ceramics.

Additional manufacturing department 5 is for example identical as above-mentioned material supply unit 4, is the concave portion surrounded by side wall and bottom wall Point.The bottom wall of additional manufacturing department 5 is made of the objective table 51 for adding manufacture.Additional manufacturing department 5 is identical as material supply unit 4, Top is opened wide, and is had opening portion in the upper end of side wall, on the objective table 51 of additional manufacture, is placed with from material supply unit 4 The powder P of the additional manufacture material of supply and pass through the additional moulder M produced.The opening portion of additional manufacturing department 5 It is for example roughly equal in the height of vertical direction with the opening portion of material supply unit 4, and arrange in a generally horizontal direction.Additional system The objective table 51 made is identical as the above-mentioned objective table 41 of material supply, such as is set as through elevating mechanism energy appropriate It is enough to be gone up and down with scheduled spacing.

Recoverer 6 is, for example, the concave part surrounded by side wall and bottom wall.In the example in the figures, the bottom of recoverer 6 Wall is fixed on the lower end of side wall, but can also be identical as material supply unit 4 and additional manufacturing department 5, by the load that can be gone up and down Object platform is constituted.For recoverer 6, opened upper end has opening portion in the upper end of side wall.The opening portion of recoverer 6 and additional The opening portion of manufacturing department 5 is roughly equal in the height of vertical direction, and arranges in a generally horizontal direction.Recoverer 6 for example accommodates And it recycles and is supplied from material supply unit 4 to the extra powder P of additional manufacturing department 5 by applicator 7, and recycle and carry out free flue dust Capture the particle for the flue dust F that mechanism 8 captures.

Applicator 7 is for example set as, can be along material supply unit 4 and additional manufacturing department 5 by mobile mechanism appropriate It moves in generally horizontal directions opening portion.Applicator 7 is set as to carry out on its moving direction reciprocal.Applicator 7 from When material supply unit 4 supplies the powder P of additional manufacture material to additional manufacturing department 5, from the front of the opening portion of material supply unit 4 The opening portion of material supply unit 4 and the opening portion of additional manufacturing department 5 are crossed in the position of side, are moved to the opening towards recoverer 6 The position in portion.

Light beam source 9 be for example able to use in a vacuum generate number kW degree output electron beam electronic light electron gun or Generate the laser light source of the laser of the output of hundreds of W to several kW degree.The light beam source 9 of the additional manufacturing device 1 of present embodiment The optical fiber that single mode fiber laser, the i.e. generation energy intensity that e.g. wavelength is 1080nm, output is 500W is Gaussian Profile The laser light source of laser.In addition, light beam source 9 also can be only fitted in chamber 2 in the case where light beam source 9 is electronic light electron gun.

Flue dust capture mechanism 8 be set as can space R between light beam source 9 and the objective table of additional manufacture 51 it is mobile, And it is configured to capture the flue dust F generated by the melting of the powder P on the objective table 51 for being positioned in additional manufacture.Flue dust captures Mechanism 8 is for example with capture unit 81, and the capture unit 81 is in the space R between light beam source 9 and the objective table of additional manufacture 51 It is upwardly extended with the side that moving direction intersects, and adheres to flue dust F.

In the example depicted in figure 1, capture unit 81 is orthogonal with flue dust capture moving direction, that is, horizontal direction of mechanism 8 Extend in vertical direction.In addition, capture unit 81 can also be relative to vertical direction with scheduled angle tilt.In addition, in Fig. 1 institute In the example shown, capture unit 81 is formed to have the plate of capture surface 81a, the movement of capture surface 81a and flue dust capture mechanism 8 Direction intersects.More specifically, capture unit 81 is caught for example formed as the plate with capture surface 81a, capture surface 81a with flue dust The moving direction i.e. horizontal direction for catching mechanism 8 is orthogonal.

In the example depicted in figure 1, flue dust capture mechanism 8 have carrier 82, the carrier 82 with capture unit 81 The side that extending direction intersects upwardly extends, and accepts the particle from flue dust F being detached from from capture unit 81.More specifically, it accepts Portion 82 extends from the orthogonal horizontal direction of the lower end edge of capture unit 81 and extending direction, that is, vertical direction of capture unit 81.Carrier 82 on it surface accept fall off from capture unit 81 and the particle from flue dust F that falls.

In the example depicted in figure 1, flue dust capture mechanism 8 have upper wall portions 83, the upper wall portions 83 with capture unit 81 The side that extending direction intersects upwardly extends, and prevents flue dust F from moving on the extending direction of capture unit 81.More specifically, upper wall Portion 83 extends from the orthogonal horizontal direction of the upper end edge of capture unit 81 and extending direction, that is, vertical direction of capture unit 81.Upper wall portions 83 block the movement of the flue dust F of the i.e. vertical direction of extending direction of capture unit 81, when flue dust captures the movement of mechanism 8, prevent from depositing It is that the flue dust F in the front of the moving direction of capture unit 81 is mobile to the top of vertical direction.Upper wall portions 83 are attached to coming from The particle of flue dust F of lower surface when falling, in order to accept the particle by carrier 82, preferably upper wall portions 83 are integrally located at undertaking Above the vertical direction in portion 82.

In the example depicted in figure 1, flue dust captures the upper end that mechanism 8 is fixed on applicator 7.Flue dust captures 8 companion of mechanism It is moved on the moving direction of applicator 7 with the movement of applicator 7, to cross configuration in generally horizontal directions in vertical Light beam source 9 above and below direction and the space R between the objective table 51 of additional manufacture.

It is not limited to be fixed on the structure of applicator 7 in addition, flue dust captures mechanism 8.That is, additional manufacturing device 1 can Independently having with the mobile mechanism of applicator 7 makes flue dust capture the mobile mechanism that mechanism 8 moves in the direction of movement.In addition, The moving direction that flue dust captures mechanism 8 is not limited to transverse direction in the horizontal direction, is also possible to above and below vertical direction Direction, relative to horizontal direction and vertical direction is with the direction of scheduled angle tilt.

In the example depicted in figure 1, flue dust, which captures mechanism 8, has the whirler for rotating capture unit 81 towards recoverer 6 Structure 84.Rotating mechanism 84 for example can be by with the rotary shaft orthogonal with the moving direction of flue dust capture mechanism 8 and vertical direction Centered on the hinge that is rotated constitute.Rotating mechanism 84 for example includes the flat base for the upper surface for being fixed on applicator 7 Portions；And the hinge set on one end of base portion.Capture unit 81 is for example fixed on the hinge of rotating mechanism 84 via carrier 82 Chain.

Hereinafter, being illustrated to the effect of the additional manufacturing device 1 of present embodiment.

When carrying out the additional manufacture of moulder M using the additional manufacturing device 1 of present embodiment, firstly, making chamber 2 Air pressure inside, which is reduced to, to be forced down than atmosphere and becomes vacuum state.Here, as described above, the additional manufacturing device of present embodiment 1 has: the objective table 51 and flue dust that accommodate additional manufacturing department 5 capture the chamber 2 of mechanism 8；And make the inside gas of the chamber 2 Pressure drop down to forced down than atmosphere and become vacuum state relief portion 3.The sky that thereby, it is possible to be discharged in chamber 2 using relief portion 3 Gas makes to become in chamber 2 air pressure drop down to the vacuum state forced down than atmosphere.

Then, decline the objective table 51 of additional manufacturing department 5 with scheduled spacing from the opening portion of the upper end of side wall, at For can be in the state of the powder P of the additional manufacture material of additional 5 accommodate scheduled volume of manufacturing department.Then, make material supply unit 4 The powder P of the additional manufacture material of predetermined amount is raised up to more against the top than opening portion by objective table 41 with the rising of scheduled spacing.It connects , make applicator 7 mobile in a manner of crossing the opening portion of material supply unit 4, makes to be raised up to material supply unit using applicator 7 The powder P of the top of 4 opening portion is mobile to additional manufacturing department 5.

Also, keeps applicator 7 mobile in a manner of crossing the opening portion of additional manufacturing department 5, led powder P by applicator 7 Enter the opening portion of additional manufacturing department 5 and be placed in the objective table 51 of additional manufacturing department 5, and by applicator 7 by powder P flatly It is equably laid with to the height of the opening portion of additional manufacturing department 5.At this point, extra powder P imports recoverer 6 by applicator 7 Opening portion is contained in recoverer 6 and is recovered.Then, it moves applicator 7 round about and is back to original position.

Then, the data of the 3D shape based on moulder M, from light beam source 9 to the objective table for being placed in additional manufacturing department 5 The high energy beams B such as the scheduled area illumination laser of 51 powder P, electron beam.The powder P melt binding in scheduled region as a result, And form a part of moulder M.At this point, generating flue dust F with the melting of powder P.Flue dust F swims in light beam source 9 and adds Space R between the objective table 51 of manufacturing department 5.

Then, make the objective table 51 of additional manufacturing department 5 with the decline of scheduled spacing, objective table 51 can be placed in by becoming Powder P and moulder M a part on accommodate scheduled volume additional manufacture material powder P state.Then, make material The powder P of the additional manufacture material of predetermined amount is raised up to the rising of scheduled spacing and is compared opening portion by the objective table 41 of supply unit 4 Against the top.Then, make applicator 7 mobile in a manner of crossing the opening portion of material supply unit 4, make to be raised up to using applicator 7 The powder P of the top of the opening portion of material supply unit 4 is mobile to additional manufacturing department 5.

Also, keep applicator 7 mobile in a manner of crossing the opening portion of additional manufacturing department 5, by applicator 7 by new powder P imports the opening portion of additional manufacturing department 5.Also, the powder P's and moulder M for being placed in the objective table 51 of additional manufacturing department 5 On a part, new powder P is evenly laid with to the height of the opening portion of additional manufacturing department 5 using applicator 7. At this point, the extra powder P from the supply of material supply unit 4 to additional manufacturing department 5 is also imported the opening of recoverer 6 by applicator 7 Portion is contained in recoverer 6 and is recovered.

In addition, attached to cross as making flue dust capture the applicator 7 that mobile mobile mechanism, mechanism 8 functions by making Add the mode of the opening portion of manufacturing department 5 mobile, flue dust captures mechanism 8 between light beam source 9 and the objective table of additional manufacturing department 5 51 Space R it is mobile.The objective table 51 of light beam source 9 Yu additional manufacturing department 5 is generated and swum in as a result, with the melting of powder P Between space R flue dust F by flue dust capture mechanism 8 capture and be removed.Then, move applicator 7 round about and Return to original position.Sequence more than repeating carries out the additional manufacture of moulder M.

As described above, the additional manufacturing device 1 of present embodiment is that have the load for the powder P for being placed with additional manufacture material Object platform 51 and the light beam source 9 that high energy beam B is irradiated to powder P, and powder P melt binding is made to manufacture using high energy beam B The device of type object M.Also, as described above, the additional manufacturing device 1 of present embodiment, which has flue dust, captures mechanism 8, which is caught Catch mechanism 8 be set as can space R between light beam source 9 and objective table 51 it is mobile, capture the cigarette generated by the melting of powder P Dirt F.According to this structure, the additional manufacturing device 1 of present embodiment also can capture mechanism 8 using flue dust under vacuum conditions and have Effect ground removes flue dust F.

In addition, in the additional manufacturing device 1 of present embodiment, as described above, flue dust, which captures mechanism 8, has capture unit 81, moving direction of the capture unit 81 in the space R between objective table 51 of the light beam source 9 with additional manufacturing department 5 intersects Side upwardly extends to adhere to flue dust F.Thereby, it is possible to pass through capture unit 81 in the broad range of the flue dust F space R floated, More flue dust F can be made to be attached to capture unit 81 and be captured.

In addition, flue dust, which captures mechanism 8, has carrier 82, the carrier in the additional manufacturing device 1 of present embodiment 82 upwardly extend in the side that the extending direction with capture unit 81 intersects, and accept the particle from flue dust F being detached from from capture unit 81. It prevents from being mixed into material supply unit 4 or additional from the particle for making a farfetched comparison the flue dust F for adding the powder P of manufacture material subtleer as a result, In the powder P of manufacturing department 5, prevent the mobility of powder P from declining in material supply unit 4 or additional manufacturing department 5, and prevent attached Add the laying of the powder P of manufacturing department 5 bad.

In addition, capture unit 81 is formed to have the plate of capture surface 81a in the additional manufacturing device 1 of present embodiment, The moving direction that capture surface 81a captures mechanism 8 with flue dust intersects.The sky that thereby, it is possible to float capture surface 81a in flue dust F Between the broad range of R pass through, more flue dust F can be made to be attached to capture surface 81a and be captured.

In addition, the recoverer 6 is to from quilt as described above, the additional manufacturing device 1 of present embodiment has recoverer 6 The particle that flue dust captures the flue dust F that mechanism 8 captures is recycled.Also, flue dust capture mechanism 8 have make capture unit 81 towards return The rotating mechanism 84 that receipts portion 6 rotates.Hereinafter, being illustrated using Fig. 2 to the effect of rotating mechanism 84.

Fig. 2 is to indicate that flue dust shown in FIG. 1 captures showing for the additional manufacturing device 1 of the movement of the rotating mechanism 84 of mechanism 8 The cross-sectional view of meaning property.It is mobile that flue dust captures space R of the mechanism 8 for example between light beam source 9 and the objective table of additional manufacturing department 5 51 Later, rotate capture unit 81 towards recoverer 6 by rotating mechanism 84.Thereby, it is possible to make from the capture of the portion of being captured 81 The particle of flue dust F falls to recoverer 6 and is recovered.In the example shown in Fig. 2, carrier 82 is also by 84 court of rotating mechanism It is rotated to recoverer 6, the particle from the flue dust F for being piled up in carrier 82 can also fall to recoverer 6 and is recovered.

In addition, flue dust captures opportunity no spy that mechanism 8 rotates capture unit 81 towards recoverer 6 by rotating mechanism 84 It does not limit.For example, whenever flue dust captures space R movement of the mechanism 8 between light beam source 9 and the objective table of additional manufacturing department 5 51 When or mobile number when reaching scheduled number or when have passed through the scheduled time or capture predetermined amount When flue dust F etc., capture unit 81 can be made to rotate towards recoverer 6 by rotating mechanism 84.

In addition, as described above, the additional manufacturing device 1 of present embodiment have upper wall portions 83, the upper wall portions 83 with catch The side for catching the extending direction intersection in portion 81 upwardly extends, and prevents flue dust F from moving upward along the extending direction of capture unit 81.By This can be prevented when flue dust captures the movement of mechanism 8, and flue dust F is attached to the protection glass 21 through window 22 set on chamber 2.

Flue dust is set to capture what mechanism 8 moved on its moving direction in addition, the additional manufacturing device 1 of present embodiment has Mobile mechanism, so as to capture flue dust, mechanism 8 is mobile to capture the objective table for swimming in light beam source 9 Yu additional manufacturing department 5 The flue dust F of space R between 51.In addition, by the way that flue dust capture mechanism 8 is fixed on applicator 7, and applicator 7 is used as makes Flue dust captures mobile mobile mechanism, mechanism 8, without resetting for making flue dust capture the mobile moving machine of mechanism 8 Structure.

As described above, additional manufacturing device 1 according to the present embodiment, can under vacuum conditions Mechanism 8, which is captured, using flue dust removes effectively flue dust F.Therefore, inhibit absorption of the flue dust F to high energy beam B, improve and reach additional system The output of the high energy beam B of the powder P in portion 5 is made, inhibition keeps moulder M generation moulding bad, so as to manufacture making for high-quality Type object M.

(embodiment 2)

Hereinafter, being illustrated referring to embodiment 2 of the Fig. 3 to additional manufacturing device of the invention.

Fig. 3 is the schematical cross-sectional view for indicating the outline structure of additional manufacturing device 1A of embodiments of the present invention 2. For the additional manufacturing device 1A of present embodiment, flue dust captures the structure of mechanism 8A and adding for above-mentioned embodiment 1 Manufacturing device 1 is different.Due to the other structures of the additional manufacturing device 1A of present embodiment and adding for above-mentioned embodiment 1 Manufacturing device 1 is identical, therefore to same a part mark same symbol and omits the description.

The additional manufacturing device 1A of present embodiment is identical as the above-mentioned additional manufacturing device 1 of embodiment 1, has cigarette Dirt captures mechanism 8A, the flue dust capture mechanism 8A be set as can space R between light beam source 9 and objective table 51 it is mobile, capture The flue dust F generated by the melting of powder P.Therefore, the additional manufacturing device 1A of present embodiment and above-mentioned embodiment 1 Additional manufacturing device 1 is identical, even if under vacuum conditions, also can capture mechanism 8A by flue dust and remove effectively flue dust F, from And the moulder M of high-quality can be manufactured.

In addition, the capture unit 81 that flue dust captures mechanism 8A has multiple in the additional manufacturing device 1A of present embodiment Fin 85, multiple fin 85 capture the mechanism 8A moving direction mobile from material supply unit 4 to additional manufacturing department 5 towards flue dust Front it is prominent.It is captured in mechanism 8A in flue dust as a result, the area for adhering to the surface of flue dust F can be made to expand, more reliably Capture more flue dust F.In addition, being captured by being attached to flue dust F between fin 85 and fin 85, so as to anti- Only the particle of the flue dust F from attachment falls or swims from flue dust capture mechanism 8A disengaging.

In addition, multiple fins 85 for example can also be different from the length outstanding of capture unit 81.In this case, for example, lower section The length of the fin 85 of side can be longer than the fin 85 of upper side.As a result, even if from the cigarette for the fin 85 for being attached to upper side The particle of dirt F is fallen, and also can accept the particle fallen by the fin 85 of lower side.In addition, on the direction outstanding of fin 85 The length that the length of carrier 82 is capable of the fin 85 of whole is long.As a result, even if from the flue dust F's for being attached to multiple fins 85 Particle is fallen, and also can accept the particle fallen by carrier 82.

(embodiment 3)

Hereinafter, being illustrated referring to embodiment 3 of the Fig. 4 to additional manufacturing device of the invention.

Fig. 4 is the schematical cross-sectional view for indicating the outline structure of additional manufacturing device 1B of embodiments of the present invention 3. For the additional manufacturing device 1B of present embodiment, flue dust captures the structure of mechanism 8B and adding for above-mentioned embodiment 1 Manufacturing device 1 is different.Due to the other structures of the additional manufacturing device 1B of present embodiment and adding for above-mentioned embodiment 1 Manufacturing device 1 is identical, therefore to same a part mark same symbol and omits the description.

The additional manufacturing device 1B of present embodiment is identical as the above-mentioned additional manufacturing device 1 of embodiment 1, has cigarette Dirt captures mechanism 8B, the flue dust capture mechanism 8B be set as can space R between light beam source 9 and objective table 51 it is mobile, capture The flue dust F generated by the melting of powder P.Therefore, the additional manufacturing device 1B of present embodiment and above-mentioned embodiment 1 Additional manufacturing device 1 is identical, even if under vacuum conditions, also can capture mechanism 8B by flue dust and remove effectively flue dust F, from And the moulder M of high-quality can be manufactured.

In addition, flue dust captures capture unit 81 and the embodiment party of mechanism 8B in the additional manufacturing device 1B of present embodiment The additional manufacturing device 1A of formula 2 is identical, has multiple fins 85.Also, fin 85 captures mechanism 8B in flue dust and supplies from material Portion 4 towards the front end in the front of the mobile moving direction of additional manufacturing department 5 there is the rear ramp towards the moving direction to extend Rake 85a.In this way, the sagittate shape of shape by making fin 85, can be prevented more reliably and capture wing Flue dust F between piece 85 and fin 85 swims again or the particle from flue dust F is fallen to material supply unit 4, additional manufacturing department 5 Under.

(embodiment 4)

Hereinafter, being illustrated referring to embodiment 4 of the Fig. 5 to additional manufacturing device of the invention.

Fig. 5 is the schematical cross-sectional view for indicating the outline structure of additional manufacturing device 1C of embodiments of the present invention 4. For the additional manufacturing device 1C of present embodiment, flue dust captures the structure of mechanism 8C and adding for above-mentioned embodiment 1 Manufacturing device 1 is different.Due to the other structures of the additional manufacturing device 1C of present embodiment and adding for above-mentioned embodiment 1 Manufacturing device 1 is identical, therefore to same a part mark same symbol and omits the description.

The additional manufacturing device 1C of present embodiment is identical as the above-mentioned additional manufacturing device 1 of embodiment 1, has cigarette Dirt captures mechanism 8C, the flue dust capture mechanism 8C be set as can space R between light beam source 9 and objective table 51 it is mobile, capture The flue dust F generated by the melting of powder P.Therefore, the additional manufacturing device 1C of present embodiment and above-mentioned embodiment 1 Additional manufacturing device 1 is identical, even if under vacuum conditions, also can capture mechanism 8C by flue dust and remove effectively flue dust F, from And the moulder M of high-quality can be manufactured.

Also, in the additional manufacturing device 1C of present embodiment, flue dust, which captures mechanism 8C, to be had to the progress of capture unit 81 The heating part 86 of heating.More specifically, heating part 86 is utilized and making capture unit 81 be powered in the example shown in FIG. 5, Capture unit 81 is heated in fever that the resistance of capture unit 81 generates.Capture unit 81 for example is heated to adding by heating part 86 The temperature more than fusing point of manufacture material.Specifically, heating part 86 makes to catch in the case where additional manufacture material is stainless steel Portion 81 is caught to be powered to heat capture unit 81, so that the surface temperature of capture unit 81 reaches 600 DEG C or more.

Thereby, it is possible to prevent from being attached to the flue dust F of capture unit 81 solidification, and prevent from coming spontaneous coagulation flue dust F particle from Capture unit 81 is detached from and swims again.In addition, in the case where additional manufacture material is stainless steel, by making to catch using heating part 86 The surface temperature for catching portion 81 is 600 DEG C or more, so as to expand the subtle metallic vapour i.e. flue dust F of high temperature with molten condition It dissipates and is engaged in capture unit 81 and adheres to.Therefore, flue dust F can more reliably be captured using capture unit 81.

(embodiment 5)

Hereinafter, being illustrated referring to embodiment 5 of the Fig. 6 to additional manufacturing device of the invention.

Fig. 6 is the schematical cross-sectional view for indicating the outline structure of additional manufacturing device 1D of embodiments of the present invention 5. For the additional manufacturing device 1D of present embodiment, flue dust captures the structure of mechanism 8D and adding for above-mentioned embodiment 1 Manufacturing device 1 is different.Due to the other structures of the additional manufacturing device 1D of present embodiment and adding for above-mentioned embodiment 1 Manufacturing device 1 is identical, therefore to same a part mark same symbol and omits the description.

The additional manufacturing device 1D of present embodiment is identical as the above-mentioned additional manufacturing device 1 of embodiment 1, has cigarette Dirt captures mechanism 8D, the flue dust capture mechanism 8D be set as can space R between light beam source 9 and objective table 51 it is mobile, capture The flue dust F generated by the melting of powder P.Therefore, the additional manufacturing device 1D of present embodiment and above-mentioned embodiment 1 Additional manufacturing device 1 is identical, even if under vacuum conditions, also can capture mechanism 8D by flue dust and remove effectively flue dust F, from And the moulder M of high-quality can be manufactured.

In addition, the additional manufacturing device 1D of present embodiment is identical as the additional manufacturing device 1A of above-mentioned embodiment 2, Flue dust captures mechanism 8D and has multiple fins 85.In addition, flue dust, which captures mechanism 8D, has the heating heated to capture unit 81 Portion 86 and the heat-insulating shield 87 for preventing the temperature of capture unit 81 from declining.Heating part 86 is, for example, to irradiate infrared ray to capture unit 81 The lamp heater heated.Heat-insulating shield 87 configures between capture unit 81 and carrier 82 and applicator 7, is able to use suppression The heat of capture unit 81 processed passes to the heat-insulating material appropriate of applicator 7.

The additional manufacturing device 1D of present embodiment can not only obtain the additional manufacturing device with above-mentioned embodiment 1 1 and embodiment 2 the identical effect of additional manufacturing device 1A, and by with heating part 86, additionally it is possible to obtain with it is upper The identical effect of additional manufacturing device 1C for the embodiment 4 stated.In addition, the additional manufacturing device with above-mentioned embodiment 4 1C compares, and does not need that mobile capture unit 81 is made to be powered, therefore can simplify the structure that flue dust captures mechanism 8D.

(embodiment 6)

Hereinafter, being illustrated referring to embodiment 6 of the Fig. 7 to additional manufacturing device of the invention.

Fig. 7 is the schematical cross-sectional view for indicating the outline structure of additional manufacturing device 1E of embodiments of the present invention 6. For the additional manufacturing device 1E of present embodiment, flue dust captures the structure of mechanism 8E and adding for above-mentioned embodiment 1 Manufacturing device 1 is different.Due to the other structures of the additional manufacturing device 1E of present embodiment and adding for above-mentioned embodiment 1 Manufacturing device 1 is identical, therefore to same a part mark same symbol and omits the description.

The additional manufacturing device 1E of present embodiment is identical as the above-mentioned additional manufacturing device 1 of embodiment 1, has cigarette Dirt captures mechanism 8E, the flue dust capture mechanism 8E be set as can space R between light beam source 9 and objective table 51 it is mobile, capture The flue dust F generated by the melting of powder P.Therefore, the additional manufacturing device 1E of present embodiment and above-mentioned embodiment 1 Additional manufacturing device 1 is identical, even if under vacuum conditions, also can capture mechanism 8E by flue dust and remove effectively flue dust F, from And the moulder M of high-quality can be manufactured.

In addition, the capture unit 81E that flue dust captures mechanism 8E is formed as having in the additional manufacturing device 1E of present embodiment There is the mesh-like of the capture surface 81a intersected with moving direction.In this way, by making capture unit 81E mesh-like, to make to adhere to cigarette The surface area of the capture unit 81E of dirt F increases, and can more reliably capture more flue dust F.

Also, flue dust captures mechanism 8E and has multiple capture unit 81E along moving direction configuration.Thereby, it is possible to utilize shifting The capture unit 81E at the rear in dynamic direction captures the flue dust F that the capture unit 81E in the front of moving direction passes through.In this case, energy Enough make the mesh of the sieve of the capture unit 81E in the front of moving direction than the sieve of the capture unit 81E at the rear of moving direction Mesh is big.The particle of the bigger flue dust F of partial size is captured thereby, it is possible to the capture unit 81E in the front using moving direction, and The particle of the smaller flue dust F of partial size is captured using the capture unit 81E at the rear of moving direction.In addition, capture unit 81E is not It is defined in multiple, is also possible to single.

More than, detailed narration is carried out to embodiments of the present invention using attached drawing, but specific structure is not limited to The embodiment, the design alteration etc. for not departing from the range of purport of the invention are also included in the present invention.

The explanation of symbol

1-additional manufacturing device, 1A-add manufacturing device, and 1B-adds manufacturing device, and 1C-adds manufacturing device, 1D-adds manufacturing device, and 1E-adds manufacturing device, 2-chambers, 3-relief portions, 51-objective tables, 6-recoverers, and 7- Applicator (mobile mechanism), 8-flue dust capture mechanism, and 8A-flue dust captures mechanism, and 8B-flue dust captures mechanism, and 8C-flue dust is caught Catch mechanism, 8D-flue dust captures mechanism, and 8E-flue dust captures mechanism, 81-capture units, 81E-capture unit, 81a-capture surface, 82-carriers, 84-rotating mechanisms, 85-fins, 85a-rake, 86-heating parts, 9-light beam sources, B-high energy beam, F-flue dust, M-moulder, P-powder, R-space.