CN205341920U - Combined 3D of laser sintering and 3DP prints system of processing - Google Patents
Combined 3D of laser sintering and 3DP prints system of processing Download PDFInfo
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- CN205341920U CN205341920U CN201521047751.5U CN201521047751U CN205341920U CN 205341920 U CN205341920 U CN 205341920U CN 201521047751 U CN201521047751 U CN 201521047751U CN 205341920 U CN205341920 U CN 205341920U
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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 utility model discloses a combined 3D of laser sintering and 3DP prints system of processing, beat printer head system (27), send including lathe bed (1), first stand (11), second stand (12), roof (25), laser instrument system (24), 3DP and spread the powder device, inhale whitewashed device, become die cavity (5), workstation system (23), retrieve whitewashed device. The utility model discloses use selectivity laser sintering (SLS) and three -dimensional (3DP) the two kinds of vibration material disk techniques of printing, printing that can be convenient goes out gradient material, functional material, combined material, colored finished piece etc. And part, part and the integration functional device that multiple material is constituteed can be prepared to bigger advantage, realizes whole the manufacturing even.
Description
Technical field
This utility model relates to many materials paving powder selectivity 3D and prints field, prints system of processing particularly to a kind of laser sintered and that 3DP is comprehensive 3D.
Background technology
3D printing technique is the emerging technology that manufacture field is developing rapidly, is the main way of realization of " increasing material manufacture ".The theory " increasing material manufacture " is different from traditional " removal type " and manufactures.Traditional numeric-control manufacture is usually on raw material basis, uses the ways such as cutting, grinding, burn into melt, removes redundance, obtain parts, then become final products with Combination of Methods such as assembly, welding.And " increasing material manufacture " is different, it is not necessary to proembryo and mould, just directly according to computer graphics data, the object of any shape can be generated by increasing the method for material, simplifies the fabrication schedule of product, shorten the lead time of product, improve efficiency and reduce cost.
Powder bed process is the 3D a kind of main technique printed, its principle is that dusty material is laid thin layer in the cylinder that can lift, laser sintered or jet binder is optionally used afterwards in specific region, make it solidify, re-lay next layer of powder afterwards, resolidification, such circulation is accumulated as 3D solid layer by layer.
The forming method of powder bed 3D printing technique mainly includes selective laser sintering (selectivelasersintering is called for short SLS) and two kinds of technology of 3 D-printing (Three-DimensionalPrinting is called for short 3DP).
Selective laser sintering is one of powder bed 3D quick molding method printing technique, and it is piled up by laser successively sintered powder material layers and realizes the three-dimensionally shaped of product.Such forming method has the features such as manufacturing process is simple, and degree of flexibility is high, material selection range is wide, material price is cheap, and cost is low, stock utilization is high, and shaping speed is fast.
3 D-printing (3DP), is utilize shower nozzle injection liquid-containing binder, and the powder that bonding is laid on powder bed is successively formed by stacking 3D solid.This technology realizes colour technology by the method for the colored bonding agent of injection in powder bed, owing to colored adhesive properties is similar with color inks, can realize true color product by mixed gradient and print.It has the advantages that moulding material scope is wide, manufacturing speed fast, can realize full color manufactures.
In recent years, 3D printing technique receives more and more attention, the manufacturing theory of its uniqueness, achieve " freely manufacturing ", powder bed 3D printing technique is also developed rapidly therewith, but at present majority all rests on single material homogenizing processing aspect, and actually most of parts or product are constituted by multiple material, therefore the powder bed 3D printing technique of the unitary member of many materials, multi-functional, functionally gradient material (FGM), composite, colored product is significant for realizing overall manufacture.
Summary of the invention
For solving above-mentioned technical problem, the purpose of this utility model is to provide a kind of many materials paving powder selective laser sintering and the comprehensive 3D of 3DP prints system of processing.
This utility model includes lathe bed, first column, second column, top board, Optical Maser System, 3DP printhead system, powder sending and laying device, device for inhaling powdery substances, forming cavity, work system, reclaim powder device, the first column and the second column it is provided with on rear side of lathe bed, first column and the second column are provided with first crossbeam, second cross beam and top board, top board is installed Optical Maser System, first crossbeam and second cross beam are respectively provided with the first cantilever and the second cantilever that can horizontally slip, first cantilever is installed powder sending and laying device, powder sending and laying device include equipped with multiple powder boxes and etc. the rotatable circular disc shape powder feeding storehouse of quantity scraper, powder on the inner side of the box wall is furnished with heater strip, second cantilever is installed device for inhaling powdery substances, 3rd crossbeam is located at the lower section of second cross beam, being provided with can the 3DP printhead system of side-to-side movement, erector's station system and forming cavity on lathe bed, recovery powder device is installed on the left of lathe bed lower work platform.
This utility model also includes the printhead of cooling system, security system, heating-up temperature regulator control system, software analysis system, machine tool control system, laser control system and 3 D-printing (3DP) and controls system.
All having chute on described first crossbeam, second cross beam, the 3rd crossbeam, chute is provided with slide block and control system, drives the first cantilever, the second cantilever and 3DP printhead system to realize side-to-side movement.
Described powder sending and laying device includes rotatable circular disc shape powder feeding storehouse, it is similar to the tool magazine in digital control processing, on rotatable circular disc shape powder feeding storehouse equipped with multiple powder boxes and etc. the scraper of quantity, powder box is split, coupled by internal spring system, on the inner side of the box wall is furnished with heater strip simultaneously, play heating powder effect in advance, temperature regulation system can realize regulating and controlling respectively the temperature of each powder box, the lower powder mouth width of powder box is more than the width of forming cavity, it is ensured that dusting can cover any position of forming cavity.Scraper is also equipped with spring system.First cantilever is provided with piston cylinder, is used for controlling just powder box and scraper to lower section and send paving powder.
Described device for inhaling powdery substances includes starch sucking nozzle, sucking centrifugal blower fan, drainage screen, receipts powder box that electromagnetic valve is identical with powder box quantity；The inlet communication of starch sucking nozzle and sucking centrifugal blower fan, the outlet of sucking centrifugal blower fan is connected with receiving powder box by electromagnetic valve, is provided with drainage screen in starch sucking nozzle.Starch sucking nozzle shape is duckbill, control system drive and can realize moving up and down.
Described work system includes the support of table, the ball-screw realizing up and down motion and servomotor.
Being cased with side outside described forming cavity and receive powder box, effect is to reclaim the powder spread out from other three sides of forming cavity.
Described recovery powder device includes rotating disk and the recovery powder box identical with powder box quantity, similar skyscraper wheel structure, servomotor band moving axis and then drive rotating disk and rotates, it is achieved change the function receiving powder box.Realize the excessive powder after doctor blade is reclaimed in classification.
Printing step of the present utility model:
Step (1): foundation color distinguishes many objects of material threedimensional model of material, and carry out slice of data conversion process, generating STL formatted file, this file is inputted 3D printer, printer uses software analysis system to generate type information path and Machine-Tool Control path.
Step (2): according to consumption, takes titanium (Ti) metal dust, copper (Cu) metal dust, silicon to hydroxyapatite (HA) biological ceramic powder, after drying, puts in corresponding powder feeding box.
Step (3): whole 3D print center carries out safe debugging, after debugging is good, waits to be printed.
Step (4): the temperature arranging titanium (Ti) metal powder magazine is 300 DEG C, the temperature of copper (Cu) metal powder magazine is 200 DEG C, the temperature of hydroxyapatite (HA) powder box is 100 DEG C by silicon, and it is controlled by regulator control system voluntarily.
Step (5): the information according to type information path and Machine-Tool Control path, workbench first slice thickness of decline
Step (6): rotatable circular disc shape powder feeding storehouse choose in advance first titanium (Ti) metal powder feeding box needing dusting and it is accurately rotated to piston cylinder just to lower section, first cantilever drives rotatable circular disc shape powder feeding storehouse to move right on the left of lathe, the initial dusting position that automatic decision is preset, after arrival, piston cylinder descent of piston, pressing scraper and powder box cover simultaneously, now open below powder box and dusting, scraper and forming cavity upper surface scrape powder, and unnecessary powder is sent into the recovery previously selected recovery powder box of powder device, after scraper arrives the termination dusting position preset, piston cylinder piston stroking upward returns to original position, powder box Guan Bi simultaneously, scraper homing, first cantilever drives rotatable circular disc shape powder feeding storehouse to return to the lathe leftmost side, stop horizontal movement, carry out selecting box rotary motion, next powder box is forwarded to piston cylinder just to lower section, prepare next to spread powder.
Step (7): Machine-Tool Control laser instrument or 3DP printhead, the accurate curing molding of color region that will represent the first material, laser instrument stops printing afterwards.
Step (8): the second cantilever drives starch sucking nozzle to left movement on the right side of lathe, arriving after directly over forming cavity, sucking centrifugal blower fan is opened, and starch sucking nozzle starts to inhale powder, automatic decision position moves up and down, and electromagnetic valve is got through the receipts powder box passage chosen in advance and receives powder simultaneously.When starch sucking nozzle arrives predetermined suction powder end-of-range, being sucked by whole powder of this layer of uncured titanium (Ti) metal, starch sucking nozzle returns to original position, sucking centrifugal blower fan cuts out, stopping inhaling powder, the second cantilever drives starch sucking nozzle to return stopping on the right side of lathe, prepares to inhale powder next time.
Step (9): the first cantilever drives rotatable circular disc shape powder feeding storehouse to move right on the left of lathe, start the second material copper (Cu) metal paving powder, the third material silicon is to hydroxyapatite (HA) ..., the paving powder of every kind of material, scrape powder, curing molding, suction powder whole process all repeat step (6), step (7) and step (8), until all material curing molding in this layer.
Step (10): work system second slice thickness of decline, repeating step (6), step (7), step (8) and step (9), forming 3D solid thus being layering.
The beneficial effects of the utility model are,
Selective laser sintering (SLS) and 3 D-printing (3DP) two kinds is comprehensively used to increase material manufacturing technology, functionally gradient material (FGM), functional material, composite, colored product etc. can be printed easily, bigger advantage is to prepare the part of multiple material composition, parts and integrated function device, even realizes entirety and manufactures.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of this utility model embodiment.
Fig. 2 is Optical Maser System and the 3DP printhead system schematic perspective view of this utility model embodiment.
Fig. 3 is the disc powder feeding storehouse schematic diagram of this utility model embodiment.
Fig. 4 is the device for inhaling powdery substances schematic diagram of this utility model embodiment.
Powder box structure chart is received in the side that Fig. 5 is the forming cavity overcoat of this utility model embodiment.
Fig. 6 is the recovery powder device schematic diagram of this utility model embodiment.
In figure: 1 lathe bed；2 rotatable circular disc shape powder feeding storehouses；3 scrapers；4 powder boxes；5 forming cavities；6 first cantilevers；7 starch sucking nozzles；8 second cantilevers；9 piston cylinders；10 axles；11 first columns；12 second columns；13 first crossbeams；14 second cross beams；15 sucking centrifugal blower fans；16 electromagnetic valves；17 receive powder box；18 rotating disks；19 reclaim powder box；20 axles；21 slide blocks；22 chutes；23 work systems；24 Optical Maser Systems；25 top boards；26 the 3rd crossbeams；27 3DP printhead systems；Powder box is received in 28 sides.
Detailed description of the invention
As depicted in figs. 1 and 2, this utility model includes lathe bed 1, first column 11, second column 12, top board 25, Optical Maser System 24, 3DP printhead system 27, powder sending and laying device, device for inhaling powdery substances, forming cavity 5, work system 23, reclaiming powder device, be provided with the first column 11 and the second column 12 on rear side of lathe bed 1, the first column 11 and the second column 12 are provided with first crossbeam 13, second cross beam 14 and top board 25, top board 25 is installed Optical Maser System 24, first crossbeam 13 and second cross beam 14 are respectively provided with the first cantilever 6 and the second cantilever 8 that can horizontally slip, first cantilever 6 is installed powder sending and laying device, powder sending and laying device include equipped with multiple powder boxes 4 and etc. the rotatable circular disc shape powder feeding storehouse 2 of quantity scraper 3, it is furnished with heater strip inside powder box 4 wall, second cantilever 8 is installed device for inhaling powdery substances, 3rd crossbeam 26 is located at the lower section of second cross beam 14, being provided with can the 3DP printhead system 27 of side-to-side movement, erector's station system 23 and forming cavity 5 on lathe bed 1, be provided with recovery powder device on the left of lathe bed 1 lower work platform.
This utility model also includes the printhead of cooling system, security system, heating-up temperature regulator control system, software analysis system, machine tool control system, laser control system and 3 D-printing (3DP) and controls system.
Having chute 22 on described first crossbeam 13, second cross beam the 14, the 3rd crossbeam 26, chute 22 is provided with slide block 21 and control system, drives first cantilever the 6, second cantilever 8 and 3DP printhead system 27 to realize side-to-side movement.
Described powder sending and laying device includes rotatable circular disc shape powder feeding storehouse 2, as shown in figures 1 and 3, it is similar to the tool magazine in digital control processing, on rotatable circular disc shape powder feeding storehouse 2 equipped with multiple powder boxes 4 and etc. the scraper 3 of quantity, powder box 4 is split, coupled by internal spring system, on the inner side of the box wall is furnished with heater strip simultaneously, play heating powder effect in advance, temperature regulation system can realize regulating and controlling respectively the temperature of each powder box, the lower powder mouth width of powder box 4 is more than the width of forming cavity 5, it is ensured that dusting can cover any position of forming cavity.Scraper 3 is also equipped with spring system.First cantilever 6 is provided with piston cylinder 9, is used for controlling just powder box 4 and scraper 3 to lower section and send paving powder.
As shown in Figure 4, described device for inhaling powdery substances includes starch sucking nozzle 7, sucking centrifugal blower fan 15, drainage screen, receipts powder box 17 that electromagnetic valve 16 is identical with powder box 4 quantity；The inlet communication of starch sucking nozzle 7 and sucking centrifugal blower fan 15, the outlet of sucking centrifugal blower fan 15 is connected with receiving powder box 17 by electromagnetic valve 16, is provided with drainage screen in starch sucking nozzle 7.Starch sucking nozzle 7 shape is duckbill, control system drive and can realize moving up and down.
Described work system 23 includes the support of table, the ball-screw realizing up and down motion and servomotor.
It is cased with side outside described forming cavity 5 and receives powder box 28, as it is shown in figure 5, effect is to reclaim the powder spread out from other three sides of forming cavity.
As shown in Figure 6, the described powder device that reclaims includes rotating disk 18 and the recovery powder box 19 identical with powder box quantity, similar skyscraper wheel structure, servomotor band moving axis 20 and then drive rotating disk 18 to rotate, it is achieved change the function receiving powder box.Realize classification and reclaim the excessive powder after scraper 3 strikes off.
Method of printing of the present utility model:
Step (1): foundation color distinguishes many objects of material threedimensional model of material, and carry out slice of data conversion process, generating STL formatted file, this file is inputted 3D printer, printer uses software analysis system to generate type information path and Machine-Tool Control path.
Step (2): according to consumption, takes titanium (Ti) metal dust, copper (Cu) metal dust, silicon to hydroxyapatite (HA) biological ceramic powder, after drying, puts in corresponding powder feeding box.
Step (3): whole 3D print center carries out safe debugging, after debugging is good, waits to be printed.
Step (4): the temperature arranging titanium (Ti) metal powder magazine is 300 DEG C, the temperature of copper (Cu) metal powder magazine is 200 DEG C, the temperature of hydroxyapatite (HA) powder box is 100 DEG C by silicon, and it is controlled by regulator control system voluntarily.
Step (5): the information according to type information path and Machine-Tool Control path, workbench first slice thickness of decline
Step (6): rotatable circular disc shape powder feeding storehouse 2 choose in advance first titanium (Ti) metal powder feeding box needing dusting and it is accurately rotated to piston cylinder just to lower section, first cantilever drives rotatable circular disc shape powder feeding storehouse 2 to move right on the left of lathe, the initial dusting position that automatic decision is preset, after arrival, piston cylinder 9 descent of piston, pressing scraper 3 and powder box 4 upper cover simultaneously, now open below powder box 4 and dusting, scraper 3 and forming cavity 5 upper surface scrape powder, and unnecessary powder is sent into the recovery previously selected recovery powder box 19 of powder device, after scraper 3 arrives the termination dusting position preset, piston cylinder 9 piston stroking upward returns to original position, powder box 4 closes simultaneously, scraper 3 homing, first cantilever 6 drives rotatable circular disc shape powder feeding storehouse 2 to return to the lathe leftmost side, stop horizontal movement, carry out selecting box rotary motion, next powder box 4 is forwarded to piston cylinder 9 just to lower section, prepare next to spread powder.
Step (7): Machine-Tool Control laser instrument or 3DP printhead, the accurate curing molding of color region that will represent the first material, laser instrument stops printing afterwards.
Step (8): the second cantilever 8 drives starch sucking nozzle 7 to left movement on the right side of lathe, arriving after directly over forming cavity 5, sucking centrifugal blower fan 15 is opened, and starch sucking nozzle 7 starts to inhale powder, automatic decision position moves up and down, and electromagnetic valve 16 is got through receipts powder box 17 passage chosen in advance and receives powder simultaneously.When starch sucking nozzle 7 arrives predetermined suction powder end-of-range, being sucked by whole powder of this layer of uncured titanium (Ti) metal, starch sucking nozzle 7 returns to original position, sucking centrifugal blower fan 15 cuts out, stopping inhaling powder, the second cantilever 8 drives starch sucking nozzle 7 to return stopping on the right side of lathe, prepares to inhale powder next time.
Step (9): the first cantilever 6 drives rotatable circular disc shape powder feeding storehouse 2 to move right on the left of lathe, start the second material copper (Cu) metal paving powder, the third material silicon is to hydroxyapatite (HA) ..., the paving powder of every kind of material, scrape powder, curing molding, suction powder whole process all repeat step (6), step (7) and step (8), until all material curing molding in this layer.
Step (10): work system 23 declines second slice thickness, repeating step (6), step (7), step (8) and step (9), forming 3D solid thus being layering.
Claims (7)
1. laser sintered and that 3DP is a comprehensive 3D prints system of processing, it is characterized in that: include lathe bed (1), first column (11), second column (12), top board (25), Optical Maser System (24), 3DP printhead system (27), powder sending and laying device, device for inhaling powdery substances, forming cavity (5), work system (23), reclaim powder device, lathe bed (1) rear side is provided with the first column (11) and the second column (12), first column (11) and the second column (12) are provided with first crossbeam (13), second cross beam (14) and top board (25), top board (25) is installed Optical Maser System (24), first crossbeam (13) and second cross beam (14) are respectively provided with the first cantilever (6) that can horizontally slip and the second cantilever (8), first cantilever installs powder sending and laying device on (6), powder sending and laying device include equipped with multiple powder boxes (4) and etc. rotatable circular disc shape powder feeding storehouse (2) of quantity scraper (3), it is furnished with heater strip inside powder box (4) wall, second cantilever installs device for inhaling powdery substances on (8), 3rd crossbeam (26) is located at the lower section of second cross beam (14), being provided with can the 3DP printhead system (27) of side-to-side movement, upper erector's station system (23) of lathe bed (1) and forming cavity (5), recovery powder device is installed on the left of lathe bed (1) lower work platform；Described first crossbeam (13) all has chute (22), chute (22) is provided with slide block (21) and controls system, drives the first cantilever (6) and 3DP printhead system (27) to realize side-to-side movement.
2. according to claim 1 a kind of laser sintered and that 3DP is comprehensive 3D prints system of processing, it is characterised in that: also include the control system of cooling system, security system, heating-up temperature regulator control system, software analysis system, machine tool control system, laser control system and 3DP printhead.
3. according to claim 1 a kind of laser sintered and that 3DP is comprehensive 3D prints system of processing, it is characterized in that: described powder box (4) is split, coupled by internal spring system, powder box (4) on the inner side of the box wall is furnished with heater strip, play heating powder effect in advance, the lower powder mouth width of powder box (4) is more than the width of forming cavity (5), it is ensured that dusting can cover any position of forming cavity；Scraper is also equipped with spring system on (3)；First cantilever (6) is provided with piston cylinder (9), is used for controlling just powder box (4) and scraper (3) to lower section and send paving powder.
4. 3D comprehensive for a kind of laser sintered and 3DP according to claim 1 prints system of processing, it is characterised in that: described device for inhaling powdery substances includes starch sucking nozzle (7), sucking centrifugal blower fan (15), drainage screen, receipts powder box (17) that electromagnetic valve (16) is identical with powder box (4) quantity；The inlet communication of starch sucking nozzle (7) and sucking centrifugal blower fan (15), the outlet of sucking centrifugal blower fan (15) is connected with receiving powder box (17) by electromagnetic valve (16), and starch sucking nozzle is provided with drainage screen in (7).
5. according to claim 1 a kind of laser sintered and that 3DP is comprehensive 3D prints system of processing, it is characterised in that: described work system (23) includes the support of table, the ball-screw realizing up and down motion and servomotor.
6. according to claim 1 a kind of laser sintered and that 3DP is comprehensive 3D prints system of processing, it is characterized in that: described forming cavity (5) outside is cased with side and receives powder box (28), and effect is to reclaim the powder spread out from other three sides of forming cavity.
7. according to claim 1 a kind of laser sintered and that 3DP is comprehensive 3D prints system of processing, it is characterized in that: described recovery powder device includes rotating disk (18) and the recovery powder box (19) identical with powder box quantity, servomotor band moving axis (20) and then drive rotating disk (18) rotate, it is achieved change the function receiving powder box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521047751.5U CN205341920U (en) | 2015-12-16 | 2015-12-16 | Combined 3D of laser sintering and 3DP prints system of processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521047751.5U CN205341920U (en) | 2015-12-16 | 2015-12-16 | Combined 3D of laser sintering and 3DP prints system of processing |
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| CN205341920U true CN205341920U (en) | 2016-06-29 |
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| CN201521047751.5U Expired - Fee Related CN205341920U (en) | 2015-12-16 | 2015-12-16 | Combined 3D of laser sintering and 3DP prints system of processing |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105397088A (en) * | 2015-12-16 | 2016-03-16 | 吉林大学 | Laser sintering and 3DP comprehensive 3D printing processing system and printing method |
| CN106020128A (en) * | 2016-08-11 | 2016-10-12 | 西安市西工大高商科技有限公司 | Additive manufacturing configuration computer numerical control system |
| CN107639231A (en) * | 2016-07-21 | 2018-01-30 | 上海珂懋奇光电科技有限公司 | A kind of powder recovering device and recovery method of selective laser melting (SLM) molding equipment |
| CN107825705A (en) * | 2017-11-27 | 2018-03-23 | 安徽拓宝增材制造科技有限公司 | A kind of power spreading device of recyclable powder |
| CN108480635A (en) * | 2018-05-03 | 2018-09-04 | 中国兵器装备研究院 | A kind of increasing material manufacturing device |
| CN109926586A (en) * | 2019-03-29 | 2019-06-25 | 西北有色金属研究院 | A kind of disk push type electronics beam forming power spreading device and method |
| CN113442258A (en) * | 2021-01-25 | 2021-09-28 | 山东大学 | 3D printer and method for digitally manufacturing composite ceramic functional gradient material |
| WO2024077720A1 (en) * | 2022-10-14 | 2024-04-18 | 广州市周氏智能科技有限公司 | Automatic powder returning device and powder spreading machine comprising same |
-
2015
- 2015-12-16 CN CN201521047751.5U patent/CN205341920U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105397088A (en) * | 2015-12-16 | 2016-03-16 | 吉林大学 | Laser sintering and 3DP comprehensive 3D printing processing system and printing method |
| CN107639231A (en) * | 2016-07-21 | 2018-01-30 | 上海珂懋奇光电科技有限公司 | A kind of powder recovering device and recovery method of selective laser melting (SLM) molding equipment |
| CN107639231B (en) * | 2016-07-21 | 2023-08-11 | 上海珂懋奇光电科技有限公司 | Powder recovery device and recovery method of selective laser melting forming equipment |
| CN106020128A (en) * | 2016-08-11 | 2016-10-12 | 西安市西工大高商科技有限公司 | Additive manufacturing configuration computer numerical control system |
| CN107825705A (en) * | 2017-11-27 | 2018-03-23 | 安徽拓宝增材制造科技有限公司 | A kind of power spreading device of recyclable powder |
| CN108480635A (en) * | 2018-05-03 | 2018-09-04 | 中国兵器装备研究院 | A kind of increasing material manufacturing device |
| CN109926586A (en) * | 2019-03-29 | 2019-06-25 | 西北有色金属研究院 | A kind of disk push type electronics beam forming power spreading device and method |
| CN113442258A (en) * | 2021-01-25 | 2021-09-28 | 山东大学 | 3D printer and method for digitally manufacturing composite ceramic functional gradient material |
| CN113442258B (en) * | 2021-01-25 | 2022-08-02 | 山东大学 | 3D printer and method for digitally manufacturing composite ceramic functional gradient material |
| WO2024077720A1 (en) * | 2022-10-14 | 2024-04-18 | 广州市周氏智能科技有限公司 | Automatic powder returning device and powder spreading machine comprising same |
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