CN105328188A - Additive manufacturing device - Google Patents
Additive manufacturing device Download PDFInfo
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- CN105328188A CN105328188A CN201510865993.3A CN201510865993A CN105328188A CN 105328188 A CN105328188 A CN 105328188A CN 201510865993 A CN201510865993 A CN 201510865993A CN 105328188 A CN105328188 A CN 105328188A
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- powder
- working chamber
- installation frame
- connector
- material manufacturing
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- 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
Abstract
The invention discloses an additive manufacturing device which comprises a forming chamber, a powder operation device and an installation frame, wherein the powder operation device is located inside the forming chamber; the installation frame is detachably connected onto the inner wall of the forming chamber; the powder operation device comprises at least one powder box, a powder laying platform, a powder laying device and a forming cylinder; and the powder box, the powder laying platform and the forming cylinder are all detachably connected with the installation frame. According to the additive manufacturing device, the installation frame is arranged and connected with all parts of the forming chamber and the powder operation device; and the installation frame of the forming chamber and/or all parts of the powder operation device can be moved out of the forming chamber, and then powder on the forming chamber and/or on all the parts is cleaned, so that the powder can be cleaned thoroughly, and the consumed time is short. Besides, the powder material can be replaced outside the forming chamber; larger operation space is provided; the replacement speed is high; the interval between two times of additive forming is short; and the efficiency of the additive forming is improved.
Description
Technical field
The present invention relates to a kind of increasing material manufacturing installation, particularly relate to a kind of increasing material manufacturing installation being convenient to dusty material to be cleared up and changes.
Background technology
Increasing material manufacture is a kind of manufacturing technology building three-dimensional body by fusing more than one thin layer dusty material continuously.It is the one increasing material manufacturing technology route that powder bed increases material manufacture, its basic processing step is as follows: powder supplies with pave system by dusty material at workbench upper berth generate thin layer, a cross section of beam (laser or electron beam) scanning three-dimensional object on powder bed of high-energy-density; Afterwards, workbench declines the distance of a layer thickness, at the powder that workbench upper berth one deck is new, and the next cross section of ray scanning three-dimensional body; Repeat above step, until this three-dimensional body manufacture completes.
Owing to increasing material manufacture usually for small lot, personalized production, a lot of situation next device needs the three-dimensional body manufacturing multiple material, and this just relates to the replacing of material: remove from equipment by upper a kind of dusty material, then change new dusty material.In the prior art scheme, increase material manufacturing installation and generally comprise working chamber, and the powder case, power spreading device, paving powder platform, the formation cylinder that are all placed in working chamber, there is two problems in above-mentioned increasing material manufacturing installation: one is if will clear up the powder (general dust catcher) in working chamber, the each device be arranged in working chamber can hinder cleaning work, causes that cleaning is clean, cleaning is wasted time and energy.And the amount of powder do not cleaned out remains in working chamber, can mix with the powder newly changed, cause material contamination, affect workmanship; Two is that powder scale removal process wastes time and energy, and the replacing of dusty material is also wasted time and energy, and the interval time causing twice, front and back increasing material to be shaped is long, reduces the manufacture efficiency increasing material and manufacture.
Summary of the invention
The object of the present invention is to provide a kind of cleaning to dusty material and change more convenient increasing material manufacturing installation.
For reaching this object, the present invention by the following technical solutions: a kind of increase material manufacturing installation, comprise working chamber and be positioned at the powder operating means of working chamber, also comprise installation frame, described installation frame is dismountable to be connected on the inwall of working chamber;
Described powder operating means comprises at least one powder case, paving powder platform, power spreading device and formation cylinder, described powder case, paving powder platform and formation cylinder is all dismountable is connected to installation frame.
As preferably, described working chamber with between installation frame, installation frame and powder case, spread between powder platform and formation cylinder and be all connected by connector is dismountable.
As preferably, described power spreading device comprises the drive motors be positioned at outside working chamber, and dismountable transmission mechanism being connected to drive motors, is connected to the slide block of described transmission mechanism, and is arranged on the scraper on slide block, and described scraper is positioned at the top of paving powder platform.
As preferably, described slide block is connected by connector with between scraper.
As preferably, described drive mechanism comprises the active rotation part being connected to drive motors by connector, with active rotation part with the use of driven revolving part, be connected to the movement conversion mechanism of driven revolving part, described slide block is installed on movement conversion mechanism, by movement conversion mechanism moving linearly.
As preferably, described movement conversion mechanism comprises tape handler, chain-drive mechanism or rack and pinion drive mechanism.
As preferably, described formation cylinder comprises the cylinder body being positioned at paving powder platform side, and be positioned at cylinder body and the piston moved up and down, described cylinder body is connected to installation frame by connector, described piston is connected to the output of piston drive mechanism by connector, described piston drive mechanism is positioned at outside working chamber, and the sealing of its output is arranged in working chamber.
As preferably, described powder case is positioned at the top of paving powder platform, and it is arranged on top and/or the side of installation frame by connector.
As preferably, described powder case is positioned at the below of paving powder platform, and its inside is provided with propelling movement piston.
As preferably, described connector comprises bolt nut structure, hook, buckle or buckle structure.
Beneficial effect of the present invention: by arranging installation frame, and by the connection of each part detachable of installation frame and working chamber and powder operating means, can each parts of the installation frame in working chamber and/or powder operating means be shifted out outside forming room, subsequently the powder in working chamber and/or each parts is cleared up, powder is cleared up more thorough, consuming time shorter.And dusty material can be changed outside working chamber, have larger operating space, change speed faster, the interval time increasing material shaping for twice is short, improves the efficiency increasing material and be shaped.
Accompanying drawing explanation
Fig. 1 is the structural representation of the increasing material manufacturing installation of the embodiment of the present invention 1;
Fig. 2 is the top view of the increasing material manufacturing installation internal structure of the embodiment of the present invention 1;
Fig. 3 is the structural representation that in the embodiment of the present invention 1, powder operating means and installation frame all shift out working chamber;
Fig. 4 is the structural representation that in the embodiment of the present invention 1, powder case shifts out working chamber;
Fig. 5 is the structural representation that the embodiment of the present invention 1 middle berth powder platform shifts out working chamber;
Fig. 6 is the structural representation that in the embodiment of the present invention 1, scraper shifts out working chamber;
Fig. 7 is the structural representation that in the embodiment of the present invention 1, formation cylinder shifts out working chamber;
Fig. 8 is the structural representation of the increasing material manufacturing installation of the embodiment of the present invention 2.
In figure:
1, powder operating means; 2, installation frame; 3, working chamber; 4, connector; 5, ray generating device; 6, wiring groove; 11, powder case; 12, powder platform is spread; 13, power spreading device; 14, formation cylinder; 15, bisque film; 16, physical layer; 111, piston is pushed; 112, driving mechanism; 131, slide block; 132, scraper; 133, active rotation part; 134, driven revolving part; 135, movement conversion mechanism; 141, cylinder body; 142, piston; 143, piston drive mechanism.
Detailed description of the invention
Technical scheme of the present invention is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
Embodiment 1:
The present embodiment provides a kind of and increases material manufacturing installation, as shown in Figure 1 and Figure 2, it powder operating means 1 comprising working chamber 3 and be positioned at working chamber 3, ray generating device 5 is provided with at the top of working chamber 3, installation frame 2 is also provided with in working chamber 3, concrete installation frame 2 is by the dismountable inwall being connected to working chamber 3 of connector 4, and powder operating means 1 is arranged on installation frame 2;
Above-mentioned powder operating means 1 comprises at least one powder case 11, paving powder platform 12, power spreading device 13 and formation cylinder 14, wherein:
Powder case 11 is positioned at the top of paving powder platform 12, it is for placing dusty material, and dusty material is delivered on paving powder platform 12, and powder case 11 is by dismountable top and/or the side being connected to installation frame 2 of connector 4, when needs add dusty material to powder case 11, or when place under repair to powder case 11, replacing etc. operates, powder case 11 can be dismantled separately and shift out working chamber 3, can be as shown in Figure 4.
Preferably, below powder case 11, being provided with powder receiving box, for receiving the dusty material that powder case 11 is carried, and this dusty material being placed on paving powder platform 12; In the present embodiment, when powder case 11 is set to two, it is arranged on the both sides of formation cylinder 14, and is connected to installation frame 2 by connector 4.
Paving powder platform 12 is for placing dusty material, and it is connected to installation frame 2 by connector 4 is dismountable, when needs keep in repair paving powder platform 12 or change, can dismantle separately and shift out paving powder platform 12, as shown in Figure 5.
Power spreading device 13 comprises the drive motors (not shown) be positioned at outside working chamber 3, the output of this drive motors is connected with transmission mechanism by connector 4 is dismountable, this transmission mechanism is connected with slide block 131, slide block 131 is connected with scraper 132 by connector 4 is dismountable, scraper 132 is positioned at the top of paving powder platform 12, for the dusty material on paving powder platform 12 is laid in formation cylinder 14, form powder thin layer 15, ray scanning is sent and melting powder material subsequently by ray generating device 5, to form the physical layer 16 of the three-dimensional body that will manufacture,
Above-mentioned drive mechanism comprises by the dismountable active rotation part 133 being connected to drive motors output of connector 4, with active rotation part 133 with the use of driven revolving part 134, in the present embodiment, active rotation part 133 and driven revolving part 134 can be two pitch wheels, also can be two belt pulleys connected by belt; Driven revolving part 134 is connected with movement conversion mechanism 135, this motion transformational structure 135 converts above-mentioned rotary motion to rectilinear motion, slide block 131 is installed on movement conversion mechanism 135, and drive moving linearly by movement conversion mechanism 135, its movement travel covers paving powder platform 12 and formation cylinder 14 from left to right successively, forms powder thin layer 15 to ensure that the powder on paving powder platform 12 is scraped by scraper 132 above formation cylinder 14.
In the present embodiment, movement conversion mechanism 135 can adopt tape handler, chain-drive mechanism or rack and pinion drive mechanism, wherein tape handler comprises two belt wheels and a conveyer belt, one of them belt wheel rotates with it with coaxial setting of driven revolving part 134, slide block 131 sets firmly on a moving belt, does rectilinear motion with conveyer belt; Chain-drive mechanism comprises two sprocket wheels and a chain, and one of them sprocket wheel rotates with it with coaxial setting of driven revolving part 134, and slide block 131 is installed on chain, does rectilinear motion with chain; Rack and pinion drive mechanism comprises a gear and a tooth bar, and its middle gear rotates with it with coaxial setting of driven revolving part 134, and slide block 131 is installed on tooth bar, by the engagement of rack and pinion, does rectilinear motion with tooth bar.
Above-mentioned slide block 131 is connected by connector 4 with between scraper 132, when needs overhaul scraper 132, as shown in Figure 6, can be directly separated with slide block 131 by scraper 132, and takes out in working chamber 3, to keep in repair, change.
Be connected by connector 4 between drive motors output with active rotation part 133, when powder operating means 1 entirety is shifted out working chamber 3, drive motors can be separated with active rotation part 133, powder operating means 1 is shifted out completely.
And drive motors is arranged on the outside of working chamber 3, the size of working chamber 3 can be reduced, also save the inner space of working chamber 3, better to arrange the individual parts in working chamber 3.
In the present embodiment, formation cylinder 14 is connected to installation frame 2 by connector 4 is dismountable, it comprises the cylinder body 141 being positioned at paving powder platform 12 side, and be positioned at cylinder body 141 and the piston 142 moved up and down, what wherein the upper surface of cylinder body 141 was concordant and airtight is connected to paving powder platform 12, powder case 11 is arranged on the side of cylinder body 14, dusty material on paving powder platform 12 is laid in the top of piston 142 by power spreading device 13 by scraper 132, specifically be paved with the space that piston 142 top and cylinder body 141 are formed, and make dusty material form powder thin layer 15.In the present embodiment, scraper 132 across whole cylinder body 141, to ensure that the dusty material be laid on piston 142 can form required powder thin layer 15.
Above-mentioned cylinder body 141 is connected to installation frame 2 by connector 4, piston 142 is connected to the output of piston drive mechanism 143 by connector 4, piston drive mechanism 143 is positioned at outside working chamber 3, and the sealing of its output is arranged in working chamber 3, by this piston drive mechanism 143, piston 142 can be made to move up and down, to form the space of laying needed for dusty material.Concrete, piston drive mechanism 143 can be the drive unit such as cylinder or oil cylinder, piston drive mechanism 143 is arranged at outside working chamber 3, the size of working chamber 3 can be reduced further, to make it have rational space structure, also save the inner space of working chamber 3 simultaneously, improve the inner space utilization rate of working chamber 3.
Cylinder body 141 can be circular or square, and its lower end can arrange multiple connector 4 as required, to be supported by installation frame 2 pairs of formation cylinders 14, in the present embodiment, arranges two connectors 4 to connect cylinder body 141 and installation frame 2.
The output of piston 142 with piston drive mechanism 143, by being separated with installation frame 2 by cylinder body 141, being separated, formation cylinder 14 can being dismantled and shift out working chamber 3, with the cleaning of the taking-up and powder that form part by the present embodiment.
In the present embodiment, when needs carry out powder cleaning to working chamber 3 (if powder of the same race is then without the need to cleaning), as shown in Figure 3, only the drive motors output of power spreading device 13 need be connected with removing between active rotation part 133 and between piston 142 and the output of piston drive mechanism 143, subsequently installation frame 2 is disassembled from working chamber 3, and shift out outside working chamber 3, can clear up thoroughly working chamber 3, clear up more convenient;
And while cleaning working chamber 3, dusty material in the powder case 11 of powder operating means 1 can be changed, a set of installation frame 2 for subsequent use and powder operating means 1 can also be placed directly outward in working chamber 3, and in powder operating means 1, place the dusty material that lower one deck increases material manufacture, after working chamber 3 has cleared up, can directly this installation frame 2 for subsequent use and powder operating means 1 be arranged in working chamber 3 by connector 4.First clear up rear replacing relative to existing increasing material manufacturing installation, reduce the time interval of twice increasing material shaping undoubtedly, improve the efficiency increasing material and be shaped.
Above-mentioned connector 4 is split-type structural, be divided into locking piece and locked part, two parts lockings or unblock are separated with locked part by above-mentioned locking piece, concrete, this connector 4 can be bolt nut structure, namely realizes the fixing or separation between two parts by bolt and nut, also can be hook structure, namely realizing fixing or being separated between two parts by hook and draw-in groove, also can be buckle or buckle structure, realizes the fixing or separation between two parts.But the structure of connector 4 is not limited in said structure, as long as can realize can dismountablely connecting between two parts, namely interconnective two parts are temporary transient and impermanent fixing.
Preferably, the connector 4 between above-mentioned all parts can be same structure, also can need to select various structures according to intensity.
In the present embodiment, installation frame 2 is also provided with wiring groove 6, for collecting of above-mentioned each parts electric wire, to make whole increasing material manufacturing installation layout more rationally clear.
In the present embodiment, the ray that ray generating device 5 produces can be electron beam, and now inside, working chamber 3 is vacuum state, and the accelerating potential of electron beam is 60kV, the maximum 3kW of power.Working chamber 3 maintains the pressure of 0.001-1Pa by vacuum equipment.Dusty material can be simple metal or metal alloy, as titanium alloy, titanium, aluminium alloy, aluminium, titanium-aluminium alloy, stainless steel, Co-Cr alloy etc., and powder diameter scope 10-150 micron.Also electron beam can be changed into laser beam, the vacuum environment in working chamber 3 is replaced with inert gas shielding environment, and dusty material is not limited to metal, can be the nonmetallic materials such as nylon, macromolecular material.
Embodiment 2:
The present embodiment and the difference of embodiment 1 are that the position at powder case 11 place is different, concrete, powder case 11 is positioned at the below of paving powder platform 12, its inside is provided with and pushes piston 111, dusty material is placed on the top pushing piston 111, pushes piston 111 and is connected with driving mechanism 112, drives propelling movement piston 111 to move upward by driving mechanism 112, dusty material is pushed out to and exceeds a paving powder platform 12 plane part, so that the laying of power spreading device 13 pairs of dusty materials.Concrete, driving mechanism 112 can be the drive unit such as cylinder or oil cylinder.
In the present embodiment, preferably, powder case 11 is set to two, the both sides of the formation cylinder 14 that is placed in.
Same, the movement travel of the slide block 131 of the present embodiment covers paving powder platform 12 and formation cylinder 14 successively along paving powder direction, forms powder thin layer 15 to ensure that the powder on paving powder platform 12 is scraped by scraper 132 above formation cylinder 14.
All the other structures are all identical with embodiment 1, such as, are all the separation realizing between two attaching parts by the mode of connector 4, better to realize the cleaning of powder in working chamber 3 and/or each parts and the replacing of dusty material.
Obviously, the above embodiment of the present invention is only used to clearly demonstrate example of the present invention, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All any amendments done within the spirit and principles in the present invention, equivalent to replace and improvement etc., within the protection domain that all should be included in the claims in the present invention.
Claims (10)
1. one kind increases material manufacturing installation, comprise working chamber (3) and be positioned at the powder operating means (1) of working chamber (3), it is characterized in that, also comprise installation frame (2), on the dismountable inwall being connected to working chamber (3) of described installation frame (2);
Described powder operating means (1) comprises at least one powder case (11), paving powder platform (12), power spreading device (13) and formation cylinder (14), wherein said powder case (11), paving powder platform (12) and formation cylinder (14) is all dismountable is connected to installation frame (2).
2. increasing material manufacturing installation according to claim 1, it is characterized in that, between described working chamber (3) with installation frame (2), installation frame (2) and powder case (11), spread between powder platform (12) and formation cylinder (14) and be all connected by connector (4) is dismountable.
3. increasing material manufacturing installation according to claim 1, it is characterized in that, described power spreading device (13) comprises the drive motors being positioned at outside, working chamber (3), dismountable transmission mechanism being connected to drive motors, be connected to the slide block (131) of described transmission mechanism, and the scraper (132) be arranged on slide block (131), described scraper (132) is positioned at the top of paving powder platform (12).
4. increasing material manufacturing installation according to claim 3, is characterized in that, is connected between described slide block (131) with scraper (132) by connector (4).
5. increasing material manufacturing installation according to claim 3, it is characterized in that, described drive mechanism comprises the active rotation part (133) being connected to drive motors by connector (4), with active rotation part (133) with the use of driven revolving part (134), be connected to the movement conversion mechanism (135) of driven revolving part (134), described slide block (131) is installed on movement conversion mechanism (135), by movement conversion mechanism (135) moving linearly.
6. increasing material manufacturing installation according to claim 5, is characterized in that, described movement conversion mechanism (135) comprises tape handler, chain-drive mechanism or rack and pinion drive mechanism.
7. increasing material manufacturing installation according to claim 1, it is characterized in that, described formation cylinder (14) comprises the cylinder body (141) being positioned at paving powder platform (12) side, and be positioned at cylinder body (141) and the piston moved up and down (142), described cylinder body (141) is connected to installation frame (2) by connector (4), described piston (142) is connected to the output of piston drive mechanism (143) by connector (4), described piston drive mechanism (143) is positioned at working chamber (3) outward, and the sealing of its output is arranged in working chamber (3).
8. increasing material manufacturing installation according to claim 1, it is characterized in that, described powder case (11) is positioned at the top of paving powder platform (12), and it is arranged on top and/or the side of installation frame (2) by connector (4).
9. increasing material manufacturing installation according to claim 1, is characterized in that, described powder case (11) is positioned at the below of paving powder platform (12), and its inside is provided with and pushes piston (111).
10., according to the arbitrary described increasing material manufacturing installation of claim 1-9, it is characterized in that, described connector (4) comprises bolt nut structure, hook, buckle or snap close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510865993.3A CN105328188A (en) | 2015-11-30 | 2015-11-30 | Additive manufacturing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510865993.3A CN105328188A (en) | 2015-11-30 | 2015-11-30 | Additive manufacturing device |
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| CN105328188A true CN105328188A (en) | 2016-02-17 |
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| CN201510865993.3A Pending CN105328188A (en) | 2015-11-30 | 2015-11-30 | Additive manufacturing device |
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| CN106814699A (en) * | 2017-03-17 | 2017-06-09 | 武汉工程大学 | A kind of five axles increase material geometric simulation method |
| CN107030285A (en) * | 2017-06-08 | 2017-08-11 | 天津清研智束科技有限公司 | A kind of increasing material manufacturing device and method |
| CN108394097A (en) * | 2018-04-16 | 2018-08-14 | 大连理工大学 | A kind of flexible forming room and increasing material manufacturing equipment for increasing material manufacturing |
| CN108656546A (en) * | 2018-05-09 | 2018-10-16 | 苏州倍丰激光科技有限公司 | Increasing material manufacturing construction platform |
| CN108672698A (en) * | 2018-08-01 | 2018-10-19 | 苏州倍丰激光科技有限公司 | Transmit cleaning system |
| CN108772563A (en) * | 2018-06-07 | 2018-11-09 | 苏州倍丰激光科技有限公司 | Switch cleaning equipment |
| CN109366990A (en) * | 2018-11-29 | 2019-02-22 | 南通理工学院 | A kind of increasing material manufacturing device with 3D control unit |
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| CN110799324A (en) * | 2017-05-04 | 2020-02-14 | Eos有限公司电镀光纤系统 | Interchangeable chamber for an apparatus and method for generatively producing a three-dimensional object |
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| CN111295257A (en) * | 2017-11-03 | 2020-06-16 | 通快激光与系统工程有限公司 | Cover device for a machine, machine and method for producing three-dimensional components |
| CN111295257B (en) * | 2017-11-03 | 2022-10-21 | 通快激光与系统工程有限公司 | Cover device for a machine, machine and method for producing three-dimensional components |
| CN111491779A (en) * | 2017-12-21 | 2020-08-04 | 惠普发展公司，有限责任合伙企业 | Emptying vessels in a construction apparatus |
| CN108394097A (en) * | 2018-04-16 | 2018-08-14 | 大连理工大学 | A kind of flexible forming room and increasing material manufacturing equipment for increasing material manufacturing |
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| CN108656546A (en) * | 2018-05-09 | 2018-10-16 | 苏州倍丰激光科技有限公司 | Increasing material manufacturing construction platform |
| CN108656546B (en) * | 2018-05-09 | 2024-02-20 | 苏州倍丰智能科技有限公司 | Additive manufacturing construction platform |
| CN108772563A (en) * | 2018-06-07 | 2018-11-09 | 苏州倍丰激光科技有限公司 | Switch cleaning equipment |
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Effective date of registration: 20170920 Address after: 300300 Tianjin District of Dongli City Huaming high-tech industrial zone of low carbon industrial base building C1 Applicant after: TIANJIN QINGYAN ZHISHU TECHNOLOGY CO., LTD. Applicant after: Tsinghua University Address before: 300300 Tianjin District of Dongli City Huaming high-tech industrial zone of low carbon industrial base building C1 Applicant before: TIANJIN QINGYAN ZHISHU TECHNOLOGY CO., LTD. |
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Application publication date: 20160217 |