CN109014201A - Metal powder feed device - Google Patents
Metal powder feed device Download PDFInfo
- Publication number
- CN109014201A CN109014201A CN201811073134.0A CN201811073134A CN109014201A CN 109014201 A CN109014201 A CN 109014201A CN 201811073134 A CN201811073134 A CN 201811073134A CN 109014201 A CN109014201 A CN 109014201A
- Authority
- CN
- China
- Prior art keywords
- powder
- screw rod
- powder feeding
- screw
- air inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
-
- 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
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- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/003—Apparatus, e.g. furnaces
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- 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
Abstract
The present invention relates to a kind of metal powder feed devices, powder feeding seat top in powder feeding mechanism is fixedly connected with the storage powder cylinder of Chu Fen mechanism, lower part is fixedly connected with mounting seat, powder feeding seat bottom fixed connection and sealing plate, the two sides of powder feeding seat are respectively provided with end bearing block, motor cabinet, screw rod is housed in powder feeding seat intermediate lateral through-hole, axle sleeve is installed on the left of the through-hole of powder feeding seat, there are gaps between axle sleeve and screw rod, screw front end passes through deep groove ball bearing, oil sealing is mounted in motor cabinet, screw front end connects servo motor by bellows coupling, servo motor is fixedly connected on motor cabinet;Screw end is mounted on end bearing block by bearing, oil sealing, and air inlet ring is equipped between screw end and end bearing block, and impeller is also equipped in screw end, and air inlet ring is mounted at the dust outlet of screw rod, and impeller is mounted at the dust outlet of end bearing block.The present invention can provide stable, accurate powder conveying for metal 3D printer, solve the blockage problem in powder conveying.
Description
Technical field
The present invention relates to a kind of metal powder feed device, the powder of especially a kind of achievable metal 3D printer is conveyed
Device.
Background technique
3D printing technique is using the model finished product technology of increasing material manufacturing, and based on mathematical model, utilization is powdered
Metal or plastics can binding material, construct the technology of object by layer-by-layer printing.The advantages of 3D printing technique, is main
There is design processes simplified, reduce production cost, accelerates the production cycle.The material forms of 3D metallic print mainly have powder and metal
The application of silk, metal powder is more extensive, therefore stable, accurate, micro dust feeder is particularly important.
Summary of the invention
The present invention is to provide for a kind of metal powder conveying device, for solving the technology of the powder blocking during powder feeding
Problem achievees the purpose that stable, quantitative powder feeding.
For achieving the above object, the technical scheme of the present invention is realized as follows:
A kind of metal powder feed device, including Chu Fen mechanism, powder feeding mechanism, the powder feeding mechanism include servo motor,
Powder feeding seat, sealing plate, screw rod, air inlet ring, impeller, end bearing block, powder feeding seat top are fixedly connected with the storage of Chu Fen mechanism
Powder cylinder, lower part are fixedly connected with mounting seat, fixed connection and sealing plate in powder feeding seat bottom groove, the left and right sides point of powder feeding seat
Not Zhuan You end bearing block, motor cabinet, screw rod is housed in powder feeding seat intermediate lateral through-hole, on the left of the through-hole of powder feeding seat in be equipped with
Axle sleeve, there are gap between axle sleeve and screw rod, screw front end is mounted in motor cabinet by deep groove ball bearing, oil sealing A, the spiral shell
Bar front end connects servo motor by bellows coupling, and servo motor is fixedly connected on motor cabinet;Screw end passes through axis
Hold, oil sealing B is mounted on end bearing block, air inlet ring is installed between screw end and end bearing block, is also filled in screw end
There is impeller, air inlet ring is mounted at the dust outlet of screw rod, and impeller is mounted at the dust outlet of end bearing block.
Further, the Chu Fen mechanism includes storage powder cylinder body, pipeline, bung, air inlet plug, and the storage powder cylinder body upper end is logical
Cross threaded connection bung, storage powder cylinder body is equipped with air inlet plug, air inlet plug lower end connecting pipe, outside another termination of pipeline into
Gas.
Further, the bung center is fixedly connected with runner by connecting shaft.
Further, the storage powder side of cylinder block is successively arranged transparent glass, cover board from inside to outside, and with screw by cover board and
Transparent glass is fixedly connected with storage powder cylinder body.
Further, the impeller is circumferentially fixed on screw rod by key, and circumferentially positioned by sleeve C and axis snap ring.
Further, the screw rod is the varying pitch screw of saw-tooth thread, is combined by varying pitch screw with air inlet ring, impeller
Powder is conveyed, thus prevents the blocking of powder during transportation, realizes the stabilization of 3D printing, accurate powder feeding.
The beneficial effects of the present invention are:
The present invention is equipped with powder feeding channel in powder feeding seat, and powder feeding screw rod, screw rod one end connection driving dress are equipped in channel
It sets, the other end connects tailstock, and screw rod is supported using deep groove ball bearing, is isolated using oil sealing, air inlet ring and impeller are equipped in tailstock,
The common output for completing powder.By the present invention in that realize the conveying of powder with the varying pitch screw of saw-tooth thread, using into
The combination of compression ring and impeller solves the blockage problem of powder during transportation, to realize the stabilization of 3D printing, accurately send
Powder.
The present invention can provide stabilization for metal 3D printer, and accurate powder conveying solves stifled in powder conveying
Plug problem.
Detailed description of the invention
Fig. 1 is metal powder feed apparatus structure main sectional view of the invention;
Fig. 2 is the partial view of tailstock of the invention;
Fig. 3 is metal powder feed apparatus structure left view of the invention.
Specific embodiment
The present invention will be further described below with reference to the accompanying drawings and embodiments.
As shown in Figure 1 to Figure 3, a kind of metal powder feed device, including Chu Fen mechanism, powder feeding mechanism, mounting seat 37,
Powder feeding mechanism is mounted on mounting seat 37, connects Chu Fen mechanism above powder feeding mechanism.
Powder feeding mechanism includes servo motor 1, bellows coupling 3, deep groove ball bearing 4, motor cabinet 5, sleeve A6, sleeve
B7, two oil sealing A8, powder feeding seat 9, sealing plate 11, axle sleeve 12, screw rod 13, air inlet ring 14, sleeve C 15, impeller 16, axis snap ring
17, oil sealing B19, key 21, bearing (ball) cover 22, end bearing block 23.Powder feeding seat 9 is the critical component of connecting components, powder feeding seat 9
Top connects the storage powder cylinder 24 of Chu Fen mechanism by screw 34, and lower part is connect by screw 36 with mounting seat 37,9 bottom of powder feeding seat
By 10 fixing seal plate 11 of screw, the left and right sides of powder feeding seat 9 is respectively provided with end bearing block 23, motor cabinet 5, send portion's groove
Screw rod 13 is housed in 9 intermediate lateral through-hole of powder seat, axle sleeve 12, axle sleeve 12 and screw rod 13 are installed in the through-hole left side of powder feeding seat 9
Between there are gap, 13 front end of screw rod is sequentially installed with deep groove ball bearing 4, sleeve A6, deep groove ball bearing 4, sleeve from outside to inside
B7, two oil sealing A8, and two deep groove ball bearings 4 and sleeve A, B6,7 are installed in the stepped hole of 5 side of motor cabinet, ripple
Pipe shaft coupling 3 is mounted in the groove of motor cabinet 5, and motor cabinet 5 is mounted on powder feeding seat 9 by screw, 13 end of screw rod from
It is interior to outer to be sequentially installed with air inlet ring 14, impeller 16, axis snap ring 17, oil sealing B19, bearing 20, air inlet ring 14, oil sealing B19 and
Bearing 20 is installed on end bearing block 23, and impeller 16 is circumferentially fixed on screw rod 13 by key 21, passes through sleeve C 15 and axis
Circumferentially positioned with snap ring 17, bearing (ball) cover 22 is fixedly connected on 23 front end face of end bearing block by screw 18, end bearing
Seat 23 is mounted on powder feeding seat 9 by screw 35, and air inlet ring 14 is mounted at the dust outlet of screw rod 13, and impeller 16 is mounted on end
At the dust outlet of end bearing block 23.Servo motor 1 is fixedly connected by screw 2 with motor cabinet 5, servo motor 1 and bellows
3 one end of shaft coupling is connected, and 3 other end of bellows coupling is connect with 13 front end of screw rod.The screw rod 13 of powder feeding is saw-tooth thread,
Screw thread can be specifically divided into two sections, be equal pitch thread close to motor side, latter half is variable pitch screw and screw pitch increases.
Chu Fen mechanism includes storage powder cylinder body 24, cover board 26, transparent glass 27, pipeline 28, bung 29, runner 30, connecting shaft
31, air inlet plug 33.Storage 24 lower end of powder cylinder body is fixedly connected on powder feeding seat 9 by screw 34, and storage 24 side of powder cylinder body is from interior
It is successively arranged transparent glass 27, cover board 26 to outer, and with screw 25 that cover board 26 and transparent glass 27 and storage powder cylinder body 24 is fixed
Connection.Bung 29 is connect using screw thread with powder cylinder 24 is stored up, and 29 center of bung is provided with regular hexagon through slot, is positive six with two end sections
The connecting shaft 31 of side shape is cooperatively connected, and fixes in the circumferential, runner 30 is connect also by this mode with connecting shaft 31, connecting shaft
31 are equipped with screw thread, are fixed runner 30, connecting shaft 31, bung 29 in the axial direction by nut 32.Store up the air inlet on powder cylinder 24
Plug 33 uses threaded connection, 33 lower end connecting pipe 28 of air inlet plug, another termination external feed stream of pipeline 28.
By the present invention in that realize the conveying of powder with the varying pitch screw of saw-tooth thread, air inlet ring and impeller are utilized
Combination solves the blockage problem of powder during transportation, to realize the stabilization of 3D printing, accurate powder feeding.
Claims (6)
1. a kind of metal powder feed device, including Chu Fen mechanism, powder feeding mechanism, it is characterised in that: the powder feeding mechanism includes
Servo motor (1), powder feeding seat (9), sealing plate (11), screw rod (13), air inlet ring (14), impeller (16), end bearing block (23),
Powder feeding seat (9) top is fixedly connected with the storage powder cylinder (24) of Chu Fen mechanism, and lower part is fixedly connected with mounting seat (37), powder feeding
Fixed connection and sealing plate (11) in seat (9) bottom groove, be respectively provided at left and right sides of powder feeding seat (9) end bearing block (23),
Motor cabinet (5) is equipped with screw rod (13) in powder feeding seat (9) intermediate lateral through-hole, on the left of the through-hole of powder feeding seat (9) in axle sleeve is installed
(12), there are gap between axle sleeve (12) and screw rod (13), screw rod (13) front end is pacified by deep groove ball bearing (4), oil sealing A (8)
In motor cabinet (5), screw rod (13) front end passes through bellows coupling (3) connection servo motor (1), servo motor
(1) it is fixedly connected on motor cabinet (5);Screw rod (13) end is mounted on end bearing block by bearing (19), oil sealing B (19)
(23), it is equipped between screw rod (13) end and end bearing block (23) air inlet ring (14), is also equipped with leaf on screw rod (13) end
It takes turns (16), air inlet ring (14) is mounted at the dust outlet of screw rod (13), and impeller (16) is mounted on the powder of end bearing block (23)
Last exit.
2. metal powder feed device according to claim 1, it is characterised in that: the Chu Fen mechanism includes storage powder cylinder body
(24), pipeline (28), bung (29), air inlet plug (33), storage powder cylinder body (24) upper end are connected through a screw thread bung (29),
It stores up powder cylinder body (24) and is equipped with air inlet plug (33), air inlet plug (33) lower end connecting pipe (28), pipeline (28) another termination
External feed stream.
3. metal powder feed device according to claim 2, it is characterised in that: bung (29) center passes through connection
Axis (31) is fixedly connected with runner (30).
4. metal powder feed device according to claim 2, it is characterised in that: the storage powder cylinder body (24) side is from interior
It is successively arranged transparent glass (27), cover board (26) to outer, and by cover board (26) and transparent glass (27) and stores up powder with screw (25)
Cylinder body (24) is fixedly connected.
5. metal powder feed device according to claim 1, it is characterised in that: the impeller (16) is existed by key (21)
It is circumferentially fixed on screw rod (13) and circumferentially positioned with snap ring (17) by sleeve C (15) and axis.
6. metal powder feed device according to claim 1, it is characterised in that: the screw rod (13) is saw-tooth thread
Varying pitch screw, combined by varying pitch screw with air inlet ring, impeller to convey powder, thus prevent powder in transmission process
In blocking, realize the stabilization of 3D printing, accurate powder feeding.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811073134.0A CN109014201A (en) | 2018-09-14 | 2018-09-14 | Metal powder feed device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811073134.0A CN109014201A (en) | 2018-09-14 | 2018-09-14 | Metal powder feed device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109014201A true CN109014201A (en) | 2018-12-18 |
Family
ID=64621652
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811073134.0A Pending CN109014201A (en) | 2018-09-14 | 2018-09-14 | Metal powder feed device |
Country Status (1)
Country | Link |
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CN (1) | CN109014201A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110978504A (en) * | 2019-11-29 | 2020-04-10 | 成都青石激光科技有限公司 | Transparent powder barrel device applied to additive manufacturing |
CN111054921A (en) * | 2020-01-06 | 2020-04-24 | 张武军 | Active anti-blocking material box for metal powder printing |
CN112254995A (en) * | 2020-08-31 | 2021-01-22 | 南方科技大学 | Testing device and target testing adjusting mechanism |
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CN2758277Y (en) * | 2004-12-23 | 2006-02-15 | 北京工业大学 | Synchronized power feeding device for laser fast shaping |
CN201372106Y (en) * | 2009-03-12 | 2009-12-30 | 合加资源发展股份有限公司 | Helical conveyer using dual-pitch helix |
CN201678262U (en) * | 2010-04-29 | 2010-12-22 | 上海大豪纳米材料喷涂有限公司 | Screw powder feeder |
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CN105216332A (en) * | 2015-11-06 | 2016-01-06 | 珠海天威飞马打印耗材有限公司 | The forming method of three-dimensional printer and three-dimensional printer |
CN205820222U (en) * | 2016-06-30 | 2016-12-21 | 江门嘉年华饲料实业有限公司 | Dispensing spiral reducing varying pitch conveying mechanism |
CN106541136A (en) * | 2016-11-16 | 2017-03-29 | 东北大学 | A kind of laser direct deposition formation system and method for adjustable spot energy distribution |
CN206200127U (en) * | 2016-10-18 | 2017-05-31 | 辽宁裕通石化机械仪表有限公司 | Suitable for blowing the powder craft laser metal special powder feeder of powder rapid shaping |
CN206552699U (en) * | 2017-03-09 | 2017-10-13 | 西北农林科技大学 | A kind of accurate automatic conveying device of powdery starting material |
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2018
- 2018-09-14 CN CN201811073134.0A patent/CN109014201A/en active Pending
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2000344347A (en) * | 1999-06-03 | 2000-12-12 | Matsui Mfg Co | Fixed quantity conveyor for powdery and granular material |
CN2758277Y (en) * | 2004-12-23 | 2006-02-15 | 北京工业大学 | Synchronized power feeding device for laser fast shaping |
CN201372106Y (en) * | 2009-03-12 | 2009-12-30 | 合加资源发展股份有限公司 | Helical conveyer using dual-pitch helix |
CN201678262U (en) * | 2010-04-29 | 2010-12-22 | 上海大豪纳米材料喷涂有限公司 | Screw powder feeder |
JP2012056673A (en) * | 2010-09-08 | 2012-03-22 | Mitsubishi Rayon Co Ltd | Granular powder quantitative feeding device and method |
CN204150604U (en) * | 2014-10-10 | 2015-02-11 | 连云港宝畅流体输送设备有限公司 | A kind of variable-pitch auger conveying feeding device |
CN105216332A (en) * | 2015-11-06 | 2016-01-06 | 珠海天威飞马打印耗材有限公司 | The forming method of three-dimensional printer and three-dimensional printer |
CN205820222U (en) * | 2016-06-30 | 2016-12-21 | 江门嘉年华饲料实业有限公司 | Dispensing spiral reducing varying pitch conveying mechanism |
CN206200127U (en) * | 2016-10-18 | 2017-05-31 | 辽宁裕通石化机械仪表有限公司 | Suitable for blowing the powder craft laser metal special powder feeder of powder rapid shaping |
CN106541136A (en) * | 2016-11-16 | 2017-03-29 | 东北大学 | A kind of laser direct deposition formation system and method for adjustable spot energy distribution |
CN206552699U (en) * | 2017-03-09 | 2017-10-13 | 西北农林科技大学 | A kind of accurate automatic conveying device of powdery starting material |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110978504A (en) * | 2019-11-29 | 2020-04-10 | 成都青石激光科技有限公司 | Transparent powder barrel device applied to additive manufacturing |
CN110978504B (en) * | 2019-11-29 | 2022-02-08 | 成都青石激光科技有限公司 | Transparent powder barrel device applied to additive manufacturing |
CN111054921A (en) * | 2020-01-06 | 2020-04-24 | 张武军 | Active anti-blocking material box for metal powder printing |
CN112254995A (en) * | 2020-08-31 | 2021-01-22 | 南方科技大学 | Testing device and target testing adjusting mechanism |
CN112254995B (en) * | 2020-08-31 | 2022-09-30 | 南方科技大学 | Testing device and target testing adjusting mechanism |
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Application publication date: 20181218 |
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RJ01 | Rejection of invention patent application after publication |