CN113579258A - Multi-channel additive powder box and additive method - Google Patents
Multi-channel additive powder box and additive method Download PDFInfo
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- CN113579258A CN113579258A CN202110890776.5A CN202110890776A CN113579258A CN 113579258 A CN113579258 A CN 113579258A CN 202110890776 A CN202110890776 A CN 202110890776A CN 113579258 A CN113579258 A CN 113579258A
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- powder box
- annular clamping
- rod
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- 239000000843 powder Substances 0.000 title claims abstract description 107
- 239000000654 additive Substances 0.000 title claims abstract description 39
- 230000000996 additive effect Effects 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims description 11
- 238000007514 turning Methods 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims description 3
- 239000011812 mixed powder Substances 0.000 claims description 3
- 230000004907 flux Effects 0.000 abstract description 5
- 238000010894 electron beam technology Methods 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000008021 deposition Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/50—Means for feeding of material, e.g. heads
- B22F12/52—Hoppers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Powder Metallurgy (AREA)
Abstract
A multi-channel additive powder box comprises a base, two rotating parts, a driving part, a plurality of powder boxes and a swinging part; the base is arranged on the path drive, and a rotating boss is also arranged on the base; the two rotating pieces are respectively provided with a gear and an annular clamping table, the periphery of the outer side of the annular clamping table is provided with a plurality of semicircular clamping grooves, the two gears are mutually meshed, and the edges of the two annular clamping tables are arranged in a tangent mode; the driving part is in driving connection with one of the rotating parts; the powder boxes respectively rotate between the two rotating pieces; the swing piece comprises a swing rod and a turning rod, the swing rod is rotatably connected to the rotating boss, the swing center of the swing rod is located on the phase tangent plane of the two annular clamping tables, and the turning rod is arranged on two sides of the swing rod and perpendicular to the swing rod. Through let a plurality of powder boxes be "8" font orbit rotation between two rotation pieces, enlarge the play powder flux of powder box to and go out powder width and area, conveniently lay the powder on large-scale part.
Description
Technical Field
The invention relates to the field of electron beam additive, in particular to a multi-channel additive powder box and an additive method.
Background
The electron beam additive manufacturing technology is widely applied to the fields of aerospace, micro-nano manufacturing, biomedical engineering and the like. The electron beam additive manufacturing method commonly used at present comprises electron beam fuse deposition and electron beam selective melting. The electron beam fuse deposition principle is that a wire material is melted under the action of a heat source of an electron beam and then is solidified to form a deposition body, and the electron beam selective melting principle is that preset powder is melted through electron beam scanning and is accumulated layer by layer, so that part forming is realized. However, the methods are only suitable for additive manufacturing of small precision parts and are not suitable for additive processing of large parts.
Disclosure of Invention
Technical problem to be solved
In order to solve the problems, the multi-channel additive powder box and the additive method provided by the invention can improve the powder flux and the powder discharging width.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme:
a multi-channel additive powder cartridge comprising:
the base is also provided with a rotating boss;
the first rotating piece is rotatably arranged on the base and is provided with a first gear and a first annular clamping table, and a plurality of first semicircular clamping grooves are formed in the periphery of the outer side of the first annular clamping table;
the second rotating part is rotatably arranged on the base and is provided with a second gear and a second annular clamping table, and a plurality of second semicircular clamping grooves are formed in the periphery of the outer side of the second annular clamping table; the first gear and the second gear are meshed with each other, and the edges of the first annular clamping table and the second annular clamping table are arranged in a tangent mode, so that the plurality of first semicircular clamping grooves can be communicated with the plurality of second semicircular clamping grooves correspondingly;
the driving piece is arranged on the base and is in driving connection with the first rotating piece or the second rotating piece;
the powder box supports are respectively arranged in the first semicircular clamping groove or the second semicircular clamping groove so as to enable the powder box supports to respectively rotate around the first rotating piece or the second rotating piece;
the plurality of powder boxes are respectively detachably connected to the plurality of powder box supports;
the clamping sleeve is arranged on the base and sleeved on the outer sides of the first rotating part and the second rotating part, and the outer side of the powder box support abuts against the inner side of the clamping sleeve;
the swinging piece comprises a swinging rod and a turning rod, a first end of the swinging rod is rotatably connected to the rotating boss, a second end of the swinging rod can swing and has a first state close to the first rotating piece and a second state close to the second rotating piece, and the swinging center of the swinging rod is positioned on the phase tangent plane of the first annular clamping table and the second annular clamping table; the turning rod is arranged on two sides of the first end of the swing rod and is perpendicular to the swing rod.
Preferably, this multichannel vibration material disk box still includes the elastic component, and elastic component one end is connected with pendulum rod second end, and the other end is connected with the rotation boss.
Preferably, the direction-changing lever is divided into a first direction-changing lever and a second direction-changing lever, the first direction-changing lever is arranged toward the first rotating member, and the second direction-changing lever is arranged toward the second rotating member; the rotating boss is provided with a first limiting boss and a second limiting boss, when the second end of the swing rod is in a first state, the first turning rod abuts against the first limiting boss, and when the second end of the swing rod is in a second state, the second turning rod abuts against the second limiting boss.
Preferably, the two sides of the swing rod are provided with arc-shaped grooves, and the arc-shaped grooves can be in sliding fit with the powder box support.
Preferably, the middle parts of the first annular clamping table and the second annular clamping table are hollowed out, and the second end of the swing rod can swing to enter the hollowed-out layer of the first annular clamping table or the hollowed-out layer of the second annular clamping table.
Preferably, the ferrule is provided with a through hole, and the swing rod can penetrate through the through hole.
A method of additive manufacturing comprising the steps of:
s1: selecting corresponding metal powder according to the requirement of the additive part, mixing the metal powder by a ball mill, and then loading the mixed powder into a powder box;
s2: determining the number of the used powder boxes according to the size of the additive piece, and loading the powder boxes onto the powder box support;
s3: starting a driving piece to enable the powder box to carry out 8-shaped surrounding type powder feeding above the material adding position;
s4: starting high-energy beam current, and scanning at a position to be additized to enable powder to form a liquid molten pool;
s5: the height of the workbench is set in the downward falling system;
s6: the steps of S3, S4 and S5 are repeated until the machining of the additive material is completed;
s7: the table is raised and the additive piece is removed.
(III) advantageous effects
The invention has the beneficial effects that: a multi-channel additive powder box comprises a base, two rotating parts, a driving part, a plurality of powder boxes and a swinging part; the base is arranged on the path drive, and a rotating boss is also arranged on the base; the two rotating pieces are respectively provided with a gear and an annular clamping table, the periphery of the outer side of the annular clamping table is provided with a plurality of semicircular clamping grooves, the two gears are mutually meshed, and the edges of the two annular clamping tables are arranged in a tangent mode; the driving part is in driving connection with one of the rotating parts; the powder boxes respectively rotate between the two rotating pieces; the swing piece comprises a swing rod and a turning rod, the swing rod is rotatably connected to the rotating boss, the swing center of the swing rod is located on the phase tangent plane of the two annular clamping tables, and the turning rod is arranged on two sides of the swing rod and perpendicular to the swing rod. Through let a plurality of powder boxes be "8" font orbit rotation between two rotation pieces, enlarge the play powder flux of powder box to and go out powder width and area, conveniently lay the powder on large-scale part.
(IV) description of the drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the overall structure of the present embodiment;
FIG. 3 is a partial schematic structural diagram of the present embodiment;
FIG. 4 is a schematic diagram of the movement of the compact holder and the swinging member;
FIG. 5 is a schematic view of the positions of the first and second limit bosses;
FIG. 6 is a schematic view of a ferrule;
fig. 7 is a schematic diagram of the position change of the powder box bracket;
in the drawing, a shell, a path drive, a workbench, a base 1, a first rotating part 2, a second rotating part 3, a driving part 4, a powder box bracket 5, a powder box 6, a cutting sleeve 7, a swinging part 8, an elastic part 9, a rotating boss 10, a first limiting boss 101, a second limiting boss 102, a first gear 20, a first annular clamping table 21, a first semicircular clamping groove 210, a second gear 30, a second annular boss 31, a second semicircular clamping groove 310, a through hole 70, an oscillating rod 80, a direction-changing rod 81, an arc-shaped groove 800, a first direction-changing rod 811 and a second direction-changing rod 812.
(V) detailed description of the preferred embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 7, a multi-channel additive powder box includes a housing a, and a path driver b and a workbench c disposed in the housing a, and further includes:
the base 1 is arranged on the path driver b, and the base 1 is also provided with a rotating boss 10;
the first rotating part 2 is rotatably arranged on the base 1, a first gear 20 and a first annular clamping table 21 are arranged on the first rotating part 2, and a plurality of first semicircular clamping grooves 210 are formed in the outer circumference of the first annular clamping table 21;
the second rotating part 3 is rotatably arranged on the base 1, a second gear 30 and a second annular clamping table 31 are arranged on the second rotating part 3, and a plurality of second semicircular clamping grooves 310 are formed in the outer circumference of the second annular clamping table 31; the first gear 20 and the second gear 30 are meshed with each other, and the edges of the first annular clamping table 21 and the second annular clamping table 31 are tangentially arranged, so that the plurality of first semicircular clamping grooves 210 can be communicated with the plurality of second semicircular clamping grooves 310;
the driving part 4 is arranged on the base 1, and is in driving connection with the first rotating part 2 or the second rotating part 3;
the powder box supports 5 are respectively arranged in the first semicircular clamping groove 210 or the second semicircular clamping groove 310, so that the powder box supports 5 respectively rotate around the first rotating part 2 or the second rotating part 3;
the powder boxes 6 are detachably connected to the powder box supports 5 respectively, and the powder boxes are located above the workbench c;
the clamping sleeve 7 is arranged on the base 1, the clamping sleeve 7 is sleeved on the outer sides of the first rotating part 2 and the second rotating part 3, and the outer side of the powder box support 5 abuts against the inner side of the clamping sleeve 7;
the swinging piece 8 comprises a swinging rod 80 and a turning rod 81, a first end of the swinging rod 80 is rotatably connected to the rotating boss 10, a second end of the swinging rod 80 can swing and has a first state close to the first rotating piece 2 and a second state close to the second rotating piece 3, and the swinging center of the swinging rod 80 is positioned on the phase section of the first annular clamping table 21 and the second annular clamping table 31; the direction changing rod 81 is arranged on two sides of the first end of the swing rod 80 and is perpendicular to the swing rod 80.
Preferably, the direction changing lever 81 is divided into a first direction changing lever 811 and a second direction changing lever 812, the first direction changing lever 811 being disposed toward the first rotating member 2, the second direction changing lever 812 being disposed toward the second rotating member 3; the rotating boss 10 is provided with a first limiting boss 101 and a second limiting boss 102, when the second end of the swing rod 80 is in the first state, the first turning rod 811 abuts against the first limiting boss 101, and when the second end of the swing rod 80 is in the second state, the second turning rod 812 abuts against the second limiting boss 102.
It should be noted that the application of the multi-channel additive powder box is shown in fig. 1, the path driver b, the workbench c and the related high-energy electron beam emitter applied in this embodiment are all in the prior art, and the related structures of the path driver b, the workbench c and the high-energy electron beam emitter are not shown in fig. 1. Specifically, the path driver b can drive the base 1 to perform plane movement on the upper side inside the housing a, and the workbench c is arranged on the lower side of the housing a in a lifting manner. The driving piece 4 is a motor, and an output shaft of the motor is in driving connection with a rotating shaft of the first rotating piece 2; the sleeve 7 is arranged around the outer sides of the first rotating member 2 and the second rotating member 3, and is used for preventing the powder container bracket 5 from falling off from the first semicircular clamping groove 210 or the second semicircular clamping groove 310. When the second end of the swing link 80 is in the first state, and the powder container support 5 rotating around the first rotating member 2 moves to the tangent position of the first rotating member 2 and the second rotating member 3, the powder container support 5 abuts against the second end of the swing link 80, and then the powder container support 5 cannot continuously rotate around the first rotating member 2 due to the blocking of the swing link 80, so that the powder container support enters the second semicircular clamping groove 310 and rotates along with the second rotating member 3, and then the rotation of the powder container support 5 presses the second direction changing rod 812, so that the second end of the swing link 80 swings and is changed from the first state to the second state. Similarly, if the container holder 5 rotating around the second rotating member 3 moves to the tangent of the first rotating member 2 and the second rotating member 3, the container holder 5 enters the first semicircular groove 210 from the second semicircular groove 310, then rotates with the first rotating member 2, and then presses the first direction changing lever 811 to change the second end of the swing lever 80 from the second state to the first state again. Cyclically, each of the cartridge holders 5 moves around the figure-8 structure between the first rotating member 2 and the second rotating member 3, as shown in fig. 7. Therefore, in this multichannel vibration material disk powder box, a plurality of powder boxes 6 can go out the powder simultaneously, improve out the powder flux to it can be around "8" font shape motion, improves the play powder width of powder box 6, more is applicable to the processing of large-scale vibration material disk spare.
In addition, the arrangement of the first limit boss 101 and the second limit boss 102 can accurately limit the swing position of the swing rod 80, so that when the powder box support 5 rotates to the tangent position of the first rotating part 2 and the second rotating part 3, the outer side of the second end of the swing rod 80 just touches the powder box support 5, as shown in the attached drawing 4, namely when the powder box support 5 completely coincides with a semicircular clamping groove on another rotating part, due to the blocking of the swing rod 80, the powder box support is separated from the original semicircular clamping groove and enters the semicircular clamping groove on the other side and rotates around the other rotating part, and the position conversion is realized.
Preferably, this multichannel powder increase box still includes elastic component 9, and elastic component 9 one end is connected with pendulum rod 80 second end, and the other end is connected with rotation boss 10. The elastic element 9 can stabilize the state of the second end of the swing rod 80, and prevent the second end of the swing rod 80 from swinging due to the shaking generated when the base 1 moves, so that subsequent adverse effects are caused.
Preferably, arc-shaped grooves 800 are further formed in two sides of the swing rod 80, and the arc-shaped grooves 800 can be in sliding fit with the powder box bracket 5. Due to the arrangement of the first limiting boss 101 and the second limiting boss 102, the limit swinging position of the second end of the swinging rod 80 is limited, and the swinging rod 80 is just touched with the powder box bracket 5 when swinging to the limit position, so the arc-shaped groove 800 is arranged to enable the powder box bracket 5 to normally rotate around the circumference.
Preferably, the middle parts of the first annular clamping table 21 and the second annular clamping table 31 are hollowed out, and the second end of the swing rod 80 can swing into the hollowed-out layer of the first annular clamping table 21 or the hollowed-out layer of the second annular clamping table 31, so that the position of the powder box support 5 can be changed conveniently.
Preferably, the ferrule 7 is provided with a through hole 70, and the swing rod 80 can pass through the through hole 70, so that the swing rod 80 can extend into the hollow layer of the first annular clamping table 21 or the second annular clamping table 31.
In the invention, the multi-channel additive powder box is applied to implement an additive method, and the additive method comprises the following steps:
s1: selecting corresponding metal powder according to the requirement of the to-be-added material piece, mixing the metal powder by a ball mill, and then loading the mixed powder into a powder box;
s2: determining the number of the used powder boxes according to the size of the material to be added, and loading the powder boxes onto the powder box bracket;
s3: starting a driving piece to enable the powder box to carry out 8-shaped surrounding type powder feeding above the position to be added with materials;
s4: starting high-energy beam current, and scanning at a position to be additized to enable powder to form a liquid molten pool;
s5: the height of the workbench is set in the downward falling system;
s6: the steps of S3, S4 and S5 are repeated until the machining of the additive material is completed;
s7: the table is raised and the additive piece is removed.
According to the material increase method, the powder boxes are surrounded in an 8 shape, so that the powder output flux of the powder boxes is improved, the powder output width of the powder boxes is improved, and the material increase method is more suitable for material increase of large parts.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. Although embodiments of the present invention have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.
Claims (7)
1. A multi-channel additive powder cartridge, comprising:
the device comprises a base (1), wherein a rotary boss (10) is further arranged on the base (1);
the first rotating part (2) is rotatably arranged on the base (1), a first gear (20) and a first annular clamping table (21) are arranged on the first rotating part (2), and a plurality of first semicircular clamping grooves (210) are formed in the outer side circumference of the first annular clamping table (21);
the second rotating part (3) is rotatably arranged on the base (1), a second gear (30) and a second annular clamping table (31) are arranged on the second rotating part (3), and a plurality of second semicircular clamping grooves (310) are formed in the outer side circumference of the second annular clamping table (31); the first gear (20) and the second gear (30) are meshed with each other, and the edges of the first annular clamping table (21) and the second annular clamping table (31) are arranged in a tangent mode, so that the plurality of first semicircular clamping grooves (210) can be communicated with the plurality of second semicircular clamping grooves (310) correspondingly;
the driving piece (4) is arranged on the base (1) and is in driving connection with the first rotating piece (2) or the second rotating piece (3);
the powder box supports (5) are respectively arranged in the first semicircular clamping groove (210) or the second semicircular clamping groove (310), so that the powder box supports (5) respectively rotate around the first rotating piece (2) or the second rotating piece (3);
the powder boxes (6) are detachably connected to the powder box supports (5) respectively;
the clamping sleeve (7) is arranged on the base (1), the clamping sleeve (7) is sleeved on the outer sides of the first rotating part (2) and the second rotating part (3), and the outer side of the powder box support (5) is abutted to the inner side of the clamping sleeve (7);
the swinging piece (8) comprises a swinging rod (80) and a change lever (81), the first end of the swinging rod (80) is rotatably connected to the rotating boss (10), the second end of the swinging rod (80) can swing and is provided with a first state close to the first rotating piece (2) and a second state close to the second rotating piece (3), and the swinging center of the swinging rod (80) is positioned on the phase tangent plane of the first annular clamping table (21) and the second annular clamping table (31); the direction changing rod (81) is arranged on two sides of the first end of the swing rod (80) and is perpendicular to the swing rod (80).
2. The multi-channel additive powder box of claim 1, further comprising an elastic member (9), wherein one end of the elastic member (9) is connected with the second end of the swing rod (80), and the other end is connected with the rotating boss (10).
3. The multi-channel additive powder box according to claim 1, wherein the direction-changing lever (81) is divided into a first direction-changing lever (811) and a second direction-changing lever (812), the first direction-changing lever (811) being disposed toward the first rotating member (2), the second direction-changing lever (812) being disposed toward the second rotating member (3); the swing rod mechanism is characterized in that a first limiting boss (101) and a second limiting boss (102) are arranged on the rotating boss (10), when the second end of the swing rod (80) is in a first state, the first turning rod (811) abuts against the first limiting boss (101), and when the second end of the swing rod (80) is in a second state, the second turning rod (812) abuts against the second limiting boss (102).
4. The multi-channel additive powder box of claim 1, wherein arc-shaped grooves (800) are further formed on two sides of the swing rod (80), and the arc-shaped grooves (800) can be in sliding fit with the powder box bracket (5).
5. The multi-channel additive powder box according to claim 1, wherein the first annular clamping table (21) and the second annular clamping table (31) are hollowed out, and the second end of the swing rod (80) can swing into the hollowed-out layer of the first annular clamping table (21) or the hollowed-out layer of the second annular clamping table (31).
6. The multi-channel additive powder box according to claim 1, wherein the sleeve (7) is provided with a through hole (70), and the swing rod (80) can pass through the through hole (70).
7. An additive method, comprising the steps of:
s1: selecting corresponding metal powder according to the requirement of the additive part, mixing the metal powder by a ball mill, and then loading the mixed powder into a powder box;
s2: determining the number of the used powder boxes according to the size of the additive piece, and loading the powder boxes onto the powder box support;
s3: starting a driving piece to enable the powder box to carry out 8-shaped surrounding type powder feeding above the material adding position;
s4: starting high-energy beam current, and scanning at a position to be additized to enable powder to form a liquid molten pool;
s5: the height of the workbench is set in the downward falling system;
s6: the steps of S3, S4 and S5 are repeated until the machining of the additive material is completed;
s7: the table is raised and the additive piece is removed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110890776.5A CN113579258A (en) | 2021-08-04 | 2021-08-04 | Multi-channel additive powder box and additive method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110890776.5A CN113579258A (en) | 2021-08-04 | 2021-08-04 | Multi-channel additive powder box and additive method |
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| Publication Number | Publication Date |
|---|---|
| CN113579258A true CN113579258A (en) | 2021-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110890776.5A Pending CN113579258A (en) | 2021-08-04 | 2021-08-04 | Multi-channel additive powder box and additive method |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170072636A1 (en) * | 2015-09-16 | 2017-03-16 | Hou T. NG | Powder delivery for additive manufacturing |
| WO2020089538A1 (en) * | 2018-10-16 | 2020-05-07 | Addup | Additive manufacturing machine with movable, controlled powder dispensing |
| CN111933350A (en) * | 2020-07-02 | 2020-11-13 | 南京信息职业技术学院 | Winding mechanism |
| CN112008078A (en) * | 2020-08-11 | 2020-12-01 | 华中科技大学 | Powder paving system for multi-metal material 3D printing equipment |
| CN112666025A (en) * | 2020-12-18 | 2021-04-16 | 南昌航空大学 | Hoop bending fatigue testing device based on surrounding motion |
| CN112665841A (en) * | 2020-12-18 | 2021-04-16 | 南昌航空大学 | Adjustable clamp bending fatigue testing device based on surrounding motion |
-
2021
- 2021-08-04 CN CN202110890776.5A patent/CN113579258A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170072636A1 (en) * | 2015-09-16 | 2017-03-16 | Hou T. NG | Powder delivery for additive manufacturing |
| WO2020089538A1 (en) * | 2018-10-16 | 2020-05-07 | Addup | Additive manufacturing machine with movable, controlled powder dispensing |
| CN111933350A (en) * | 2020-07-02 | 2020-11-13 | 南京信息职业技术学院 | Winding mechanism |
| CN112008078A (en) * | 2020-08-11 | 2020-12-01 | 华中科技大学 | Powder paving system for multi-metal material 3D printing equipment |
| CN112666025A (en) * | 2020-12-18 | 2021-04-16 | 南昌航空大学 | Hoop bending fatigue testing device based on surrounding motion |
| CN112665841A (en) * | 2020-12-18 | 2021-04-16 | 南昌航空大学 | Adjustable clamp bending fatigue testing device based on surrounding motion |
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Application publication date: 20211102 |