CN108405870B - Powder metallurgy powder process device - Google Patents
Powder metallurgy powder process device Download PDFInfo
- Publication number
- CN108405870B CN108405870B CN201810469477.2A CN201810469477A CN108405870B CN 108405870 B CN108405870 B CN 108405870B CN 201810469477 A CN201810469477 A CN 201810469477A CN 108405870 B CN108405870 B CN 108405870B
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- powder
- motor
- fixedly connected
- cone
- cylinder
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- 239000000843 powder Substances 0.000 title claims abstract description 88
- 238000004663 powder metallurgy Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims description 6
- 238000000227 grinding Methods 0.000 claims abstract description 29
- 238000003801 milling Methods 0.000 claims abstract description 18
- 238000003860 storage Methods 0.000 claims abstract description 17
- 238000002360 preparation method Methods 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 7
- 238000010298 pulverizing process Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000002994 raw material Substances 0.000 abstract description 6
- 239000002184 metal Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 2
- 238000010297 mechanical methods and process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
-
- 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
- B22F2009/045—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by other means than ball or jet milling
-
- 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
Landscapes
- Crushing And Pulverization Processes (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a powder metallurgy powder making device which comprises a storage shell, a storage chamber, a machine seat, a powder making cavity, a conical head, a powder making cone, a spiral groove, a powder making cone wall, a grinding cylinder, a powder making cylinder wall, a motor I, an output impeller, a connecting cylinder, a driving gear, a connecting gear, a driven gear, a fixed cover, a spline shaft, a motor II, a fixed seat, an adjusting device, a connecting block, a collecting box, a powder outlet, a motor III, a connecting shaft and a conveying impeller. The invention has reasonable and simple structure and low production cost, the motor can drive the driving gear, the connecting gear, the driven gear, the spline shaft, the connecting cylinder, the grinding cylinder and the milling cone to rotate in sequence through the driving gear, and the milling cone and the grinding cylinder can sequentially grind and powder the raw materials to improve the grinding and pulverizing speed; the adjusting device provided by the invention can adjust the up-and-down movement amplitude of the connecting block, thereby meeting the requirements of pulverizing at different speeds.
Description
Technical Field
The invention relates to the field of metal processing, in particular to a powder metallurgy powder making device.
Background
At present, in the field of metal processing, powder metallurgy is a process technology for preparing metal powder or using metal powder as a raw material, and manufacturing metal materials, composite materials and various products through molding and sintering, wherein the powder metallurgy comprises powder preparation and products, a mechanical method or a physical and chemical method is generally adopted when the metallurgical powder is prepared through the mechanical method, required metal blocks are generally weighed, crushed and ground respectively, all the metal powders are taken and put together to be stirred and mixed, and are subjected to subsequent processing after being fully and uniformly mixed, the process is complex and wastes more time, the efficiency is low, the situation that the quality of products produced by the subsequent processing is different easily occurs due to the fact that the powder is respectively ground into powder and is mixed is easy to occur, the effect is poor, the production efficiency of the conventional powder metallurgy powder preparation device is low, and the quality of the conventional powder metallurgy powder preparation device is also poor.
Disclosure of Invention
The invention aims to solve the problems that the production efficiency of the conventional powder metallurgy device is low and the processing quality is poor.
In order to solve the problems, the invention provides a technical scheme that: a powder metallurgy powder making device has the innovation points that: the device comprises a storage shell, a storage chamber, a machine seat, a powder preparation cavity, a conical head, a powder preparation cone, a spiral groove, a powder preparation cone wall, a grinding cylinder, a powder preparation cylinder wall, a motor I, an output impeller, a connecting cylinder, a driving gear, a connecting gear, a driven gear, a fixed cover and a spline shaft; the bottom of the material storage shell is fixedly connected to the upper surface of the machine base, and a material storage chamber is arranged in the material storage shell; the powder making cavity is arranged in the machine base, a powder making cone wall is arranged on the central surface of the powder making cavity, and a powder making column wall is arranged on the lower side surface of the powder making cavity; the cone head is movably connected in the powder preparation cavity, and the bottom of the cone head is fixedly connected to the top of the powder preparation cone; the powder cone is movably connected in the wall of the powder cone, and the bottom of the powder cone is fixedly connected with a grinding cylinder; the spiral groove is arranged in the outer surface of the powder making cone; the grinding cylinder is movably connected in the wall of the pulverizing cylinder, an output impeller is fixedly connected on the lower shaft of the grinding cylinder, and the lower shaft end of the grinding cylinder is fixedly connected with the top of the connecting cylinder; a spline shaft is fixedly connected to the center of the bottom of the connecting cylinder; the first motor is fixedly connected to the inside of the left lower side of the base, and a driving gear is fixedly connected to the output shaft end of the lower side of the motor; the driving gear is connected with the driven gear through the connecting gear; the driving gear, the connecting gear and the driven gear are movably connected to the left lower side of the base through a fixed cover; and the spline groove in the driven gear is movably connected with the spline shaft.
Preferably, the device also comprises a motor II, a fixed seat, an adjusting device, a connecting block, a collecting box, a powder outlet, a motor III, a connecting shaft and a conveying impeller; the fixed seat is fixedly connected to the bottom of the machine base, and a motor II is fixedly connected to the inside of the left side of the fixed seat; the output shaft end of the second right side of the motor is fixedly connected with an adjusting device; the right side of the adjusting device is movably connected with the groove body inside the connecting block; the upper side of the connecting block is movably connected to the bottom of the spline shaft; the collecting box is arranged at the right lower side of the machine base, and the inlet of the collecting box is communicated with the inside of the lower side of the powder making cavity through the powder outlet; the third motor is fixedly connected to the inside of the right lower side of the storage shell, and a connecting shaft is fixedly connected to the output shaft end of the left side of the third motor; the conveying impeller is movably connected to the lower outlet of the stock chamber, and the center of the conveying impeller is fixedly connected to the upper surface of the connecting shaft.
Preferably, the stock chamber is funnel-shaped.
Preferably, the powder cone is a cone with a big top and a small bottom, and is matched with the wall of the powder cone.
Preferably, a plurality of triangular grooves are arranged in the outer part of the grinding cylinder.
Preferably, the first motor is a servo motor or a variable frequency motor.
Preferably, the second motor is a servo gear motor.
Preferably, the third motor is a stepper motor.
Preferably, the adjusting device comprises a turntable, an adjusting screw I, a movable block, a threaded hole, an adjusting screw II, a guide groove and a driving shaft; a guide groove is formed in the right side of the turntable, and the center of the left side of the turntable is fixedly connected with the output shaft end of the second right side of the motor; a movable block is movably connected in the guide groove; the movable block is internally provided with a threaded hole, and the center of the right side of the movable block is fixedly connected with a driving shaft; the first adjusting screw is movably connected in the lower side hole of the turntable, and the upper side of the first adjusting screw is connected with the lower side of the threaded hole; the second adjusting screw is movably connected in the upper side hole of the turntable, and the lower side of the second adjusting screw is connected with the upper side of the threaded hole.
The invention has the beneficial effects that:
(1) The invention has the advantages of reasonable and simple structure, low production cost and convenient installation, the motor firstly can drive the driving gear, the connecting gear, the driven gear, the spline shaft, the connecting cylinder, the grinding cylinder and the milling cone to rotate through the driving gear, and the milling cone and the grinding cylinder can sequentially grind raw materials to prepare powder, so that the grinding and pulverizing speed is improved.
(2) According to the invention, the motor II can drive the connecting block to move up and down through the adjusting device, and the connecting block can drive the rotating spline shaft to move up and down through the up and down movement, namely the rotating grinding cylinder and the milling cone are driven to move up and down for grinding, so that the milling efficiency and quality are improved.
(3) The adjusting device provided by the invention can adjust the up-and-down movement amplitude of the connecting block, thereby meeting the requirements of pulverizing at different speeds.
(4) The output impeller provided by the invention can rapidly convey the processed powder to the collecting box, so that the blockage is avoided and the production efficiency is improved.
Drawings
For ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a side view of the connection block of the present invention.
Fig. 3 is a schematic structural view of the adjusting device.
1-a stock shell; 2-a stock room; 3-a stand; 4-a powder preparation cavity; 5-cone head; 6-pulverizing the cone; 7-spiral grooves; 8-pulverizing the cone wall; 9-grinding the column; 10-pulverizing column walls; 11-motor one; 12-outputting an impeller; 13-connecting columns; 14-a drive gear; 15-connecting gears; 16-driven gear; 17-a fixed cover; 18-spline shaft; 19-a second motor; 20-fixing seats; 21-an adjusting device; 22-connecting blocks; 23-collecting box; 24-a powder outlet; 25-motor three; 26-connecting shaft; 27-a conveying impeller; 211-a turntable; 212-adjusting screw one; 213-movable block; 214-a threaded hole; 215-adjusting screw two; 216-a guide slot; 217-drive shaft.
Detailed Description
As shown in fig. 1 and 2, the following technical solutions are adopted in this embodiment: a powder metallurgy powder making device has the innovation points that: the milling machine comprises a storage shell 1, a storage chamber 2, a machine base 3, a milling cavity 4, a conical head 5, a milling cone 6, a spiral groove 7, a milling cone wall 8, a milling cylinder 9, a milling cylinder wall 10, a motor I11, an output impeller 12, a connecting cylinder 13, a driving gear 14, a connecting gear 15, a driven gear 16, a fixed cover 17 and a spline shaft 18; the bottom of the stock shell 1 is fixedly connected to the upper surface of the base 3, and a stock room 2 is arranged in the stock shell 1; the powder making cavity 4 is arranged in the machine base 3, a powder making cone wall 8 is arranged on the central surface of the powder making cavity 4, and a powder making column wall 10 is arranged on the lower side surface of the powder making cavity 4; the cone head 5 is movably connected inside the powder preparation cavity 4, and the bottom of the cone head 5 is fixedly connected to the top of the powder preparation cone 6; the powder cone 6 is movably connected in the powder cone wall 8, and the bottom of the powder cone 6 is fixedly connected with a grinding cylinder 9; the spiral groove 7 is arranged in the outer surface of the powder making cone 6; the grinding cylinder 9 is movably connected in the pulverizing cylinder wall 10, an output impeller 12 is fixedly connected on the lower shaft of the grinding cylinder 9, and the lower shaft end of the grinding cylinder 9 is fixedly connected with the top of the connecting cylinder 13; a spline shaft 18 is fixedly connected to the center of the bottom of the connecting column 13; the motor I11 is fixedly connected to the inside of the left lower side of the base 3, and a driving gear 14 is fixedly connected to the output shaft end of the lower side of the motor I11; the driving gear 14 is connected with the driven gear 16 through the connecting gear 15; the driving gear 14, the connecting gear 15 and the driven gear 16 are movably connected to the left lower side of the base 3 through a fixed cover 17; the spline groove inside the driven gear 16 is movably connected with the spline shaft 18.
The device also comprises a second motor 19, a fixed seat 20, an adjusting device 21, a connecting block 22, a collecting box 23, a powder outlet 24, a third motor 25, a connecting shaft 26 and a conveying impeller 27; the fixed seat 20 is fixedly connected to the bottom of the machine base 3, and a motor II 19 is fixedly connected to the inside of the left side of the fixed seat 20; the right output shaft end of the second motor 19 is fixedly connected with an adjusting device 21; the right side of the adjusting device 21 is movably connected with the groove body inside the connecting block 22; the upper side of the connecting block 22 is movably connected to the bottom of the spline shaft 18; the collecting box 23 is arranged at the right lower side of the machine base 3, and the inlet of the collecting box 23 is communicated with the inside of the lower side of the powder making cavity 4 through a powder outlet 24; the third motor 25 is fixedly connected to the inside of the right lower side of the stock shell 1, and a connecting shaft 26 is fixedly connected to the left output shaft end of the third motor 25; the conveying impeller 27 is movably connected to the lower outlet of the stock room 2, and the center of the conveying impeller 27 is fixedly connected to the upper surface of the connecting shaft 26.
Wherein the stock chamber 2 is in a funnel shape; the powder preparation cone 6 is a cone with big top and small bottom and is matched with the powder preparation cone wall 8; a plurality of triangular grooves are formed in the outer part of the grinding cylinder 9; the first motor 11 is a servo motor or a variable frequency motor; the second motor 19 is a servo speed reducing motor; the third motor 25 is a stepping motor.
As shown in fig. 3, the adjusting device 21 includes a turntable 211, a first adjusting screw 212, a movable block 213, a threaded hole 214, a second adjusting screw 215, a guide groove 216, and a driving shaft 217; a guide groove 216 is formed in the right side of the turntable 211, and the center of the left side of the turntable 211 is fixedly connected with the right output shaft end of the second motor 19; a movable block 213 is movably connected in the guide groove 216; a threaded hole 214 is formed in the movable block 213, and a driving shaft 217 is fixedly connected to the center of the right side of the movable block 213; the first adjusting screw 212 is movably connected in the lower side hole of the turntable 211, and the upper side of the first adjusting screw 212 is connected with the lower side of the threaded hole 214; the second adjusting screw 215 is movably connected to the upper side hole of the turntable 211, and the lower side of the second adjusting screw 215 is connected to the upper side of the threaded hole 214.
The use state of the invention is as follows: the invention has reasonable and simple structure, low production cost and convenient installation, when in use, firstly, mixed raw materials are added into the stock room 2, then the motor III 25 is started to drive the conveying impeller 27 to rotate through the connecting shaft 26 so as to uniformly convey the raw materials into the powder making cavity 4, meanwhile, the motor I11 and the motor II 19 are started, the motor I11 can drive the driving gear 14, the connecting gear 15, the driven gear 16, the spline shaft 18, the connecting cylinder 13, the grinding cylinder 9 and the powder making cone 6 to rotate through the driving gear 14, the powder making cone 6 and the grinding cylinder 9 can sequentially grind raw materials, so that the grinding powder making speed is improved, the motor II 19 is rotated, the connecting block 22 is driven by the adjusting device 21 to move up and down, the connecting block 22 is driven by the up and down movement of the connecting block 22, and the rotating spline shaft 18 is driven to move up and down so as to grind, so that the efficiency and quality of powder making are improved, the adjusting device 21 arranged can adjust the up and down movement amplitude of the connecting block 22 can be adjusted, thus the output 12 of powder making with different speeds is required, and the powder making can be quickly processed, and the production and the collection box 23 is prevented from being blocked after the impeller is arranged.
Claims (4)
1. A powder metallurgy powder process device which is characterized in that: the milling machine comprises a storage shell (1), a storage chamber (2), a machine base (3), a milling cavity (4), a conical head (5), a milling cone (6), a spiral groove (7), a milling cone wall (8), a milling cylinder (9), a milling cylinder wall (10), a motor I (11), an output impeller (12), a connecting cylinder (13), a driving gear (14), a connecting gear (15), a driven gear (16), a fixed cover (17) and a spline shaft (18);
the bottom of the material storage shell (1) is fixedly connected to the upper surface of the base (3), and a material storage chamber (2) is arranged in the material storage shell (1);
the material storage chamber (2) is in a funnel shape;
the powder making cavity (4) is arranged in the machine base (3), a powder making cone wall (8) is arranged on the central surface of the powder making cavity (4), and a powder making column wall (10) is arranged on the lower side surface of the powder making cavity (4);
the cone head (5) is movably connected inside the powder preparation cavity (4), and the bottom of the cone head (5) is fixedly connected to the top of the powder preparation cone (6);
the powder preparation cone (6) is movably connected in the powder preparation cone wall (8), and the bottom of the powder preparation cone (6) is fixedly connected with a grinding cylinder (9);
the powder preparation cone (6) is a cone with big top and small bottom and is matched with the powder preparation cone wall (8);
the spiral groove (7) is arranged in the outer surface of the powder making cone (6);
the grinding cylinder (9) is movably connected in the powder-making cylinder wall (10), an output impeller (12) is fixedly connected on the lower shaft of the grinding cylinder (9), and the lower shaft end of the grinding cylinder (9) is fixedly connected with the top of the connecting cylinder (13);
a plurality of triangular grooves are formed in the outer part of the grinding cylinder (9);
a spline shaft (18) is fixedly connected to the center of the bottom of the connecting column body (13);
the motor I (11) is fixedly connected to the inside of the left lower side of the base (3), and a driving gear (14) is fixedly connected to the output shaft end of the lower side of the motor I (11);
the driving gear (14) is connected with the driven gear (16) through the connecting gear (15);
the driving gear (14), the connecting gear (15) and the driven gear (16) are movably connected to the left lower side of the base (3) through a fixed cover (17);
the spline groove in the driven gear (16) is movably connected with the spline shaft (18);
the device also comprises a motor II (19), a fixed seat (20), an adjusting device (21), a connecting block (22), a collecting box (23), a powder outlet (24), a motor III (25), a connecting shaft (26) and a conveying impeller (27);
the fixed seat (20) is fixedly connected to the bottom of the machine base (3), and a motor II (19) is fixedly connected to the inside of the left side of the fixed seat (20);
an adjusting device (21) is fixedly connected to the right output shaft end of the second motor (19);
the adjusting device (21) comprises a rotary table (211), an adjusting screw I (212), a movable block (213), a threaded hole (214), an adjusting screw II (215), a guide groove (216) and a driving shaft (217);
a guide groove (216) is formed in the right side of the rotary table (211), and the left center of the rotary table (211) is fixedly connected with the right output shaft end of the motor II (19);
a movable block (213) is movably connected in the guide groove (216);
a threaded hole (214) is formed in the movable block (213), and a driving shaft (217) is fixedly connected to the center of the right side of the movable block (213);
the first adjusting screw (212) is movably connected in the lower side hole of the turntable (211), and the upper side of the first adjusting screw (212) is connected with the lower side of the threaded hole (214);
the second adjusting screw (215) is movably connected in the upper side hole of the turntable (211), and the lower side of the second adjusting screw (215) is connected with the upper side of the threaded hole (214);
the right side of the adjusting device (21) is movably connected with the groove body inside the connecting block (22);
the upper side of the connecting block (22) is movably connected to the bottom of the spline shaft (18);
the collecting box (23) is arranged at the right lower side of the machine base (3), and an inlet of the collecting box (23) is communicated with the inside of the lower side of the powder making cavity (4) through a powder outlet (24);
the third motor (25) is fixedly connected to the inside of the right lower side of the storage shell (1), and a connecting shaft (26) is fixedly connected to the left output shaft end of the third motor (25);
the conveying impeller (27) is movably connected to the lower outlet of the stock room (2), and the center of the conveying impeller (27) is fixedly connected to the upper surface of the connecting shaft (26).
2. A powder metallurgy powder fabricating apparatus according to claim 1, wherein: the motor I (11) is a servo motor or a variable frequency motor.
3. A powder metallurgy powder fabricating apparatus according to claim 1, wherein: and the second motor (19) is a servo speed reducing motor.
4. A powder metallurgy powder fabricating apparatus according to claim 1, wherein: and the motor III (25) is a stepping motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810469477.2A CN108405870B (en) | 2018-05-16 | 2018-05-16 | Powder metallurgy powder process device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810469477.2A CN108405870B (en) | 2018-05-16 | 2018-05-16 | Powder metallurgy powder process device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108405870A CN108405870A (en) | 2018-08-17 |
| CN108405870B true CN108405870B (en) | 2023-10-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810469477.2A Active CN108405870B (en) | 2018-05-16 | 2018-05-16 | Powder metallurgy powder process device |
Country Status (1)
| Country | Link |
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| CN (1) | CN108405870B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109894193B (en) * | 2019-04-04 | 2021-02-02 | 迁西县文盛精选有限公司 | Superfine powder grinding preparation system for ore production |
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| US4736894A (en) * | 1985-02-25 | 1988-04-12 | Corporacion Nacional Del Cobre De Chile | Grinding mill lining system |
| EP1900422A1 (en) * | 2006-09-12 | 2008-03-19 | Artur Wiegand | Dispersing machine and its use in manufacturing powder mixtures |
| RU2476269C1 (en) * | 2011-10-28 | 2013-02-27 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ставропольский государственный аграрный университет" | Inertial cone crusher |
| CN204035567U (en) * | 2014-09-11 | 2014-12-24 | 宁波晟洋磁材科技有限公司 | A kind of Nd-Fe-Bo permanent magnet material lapping device |
| CN205110798U (en) * | 2015-12-02 | 2016-03-30 | 宁波可可磁业有限公司 | Ndfeb magnets material grinder |
| CN105833979A (en) * | 2016-05-13 | 2016-08-10 | 太原理工大学 | Collision grinding type ultrafine smashing device |
| CN207170958U (en) * | 2017-09-29 | 2018-04-03 | 广东天高科技有限公司 | Glass putty lapping device |
| CN208178423U (en) * | 2018-05-16 | 2018-12-04 | 唐山国丰钢铁有限公司 | A kind of Powder metallurgical powder manufacture device |
-
2018
- 2018-05-16 CN CN201810469477.2A patent/CN108405870B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4736894A (en) * | 1985-02-25 | 1988-04-12 | Corporacion Nacional Del Cobre De Chile | Grinding mill lining system |
| EP1900422A1 (en) * | 2006-09-12 | 2008-03-19 | Artur Wiegand | Dispersing machine and its use in manufacturing powder mixtures |
| RU2476269C1 (en) * | 2011-10-28 | 2013-02-27 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ставропольский государственный аграрный университет" | Inertial cone crusher |
| CN204035567U (en) * | 2014-09-11 | 2014-12-24 | 宁波晟洋磁材科技有限公司 | A kind of Nd-Fe-Bo permanent magnet material lapping device |
| CN205110798U (en) * | 2015-12-02 | 2016-03-30 | 宁波可可磁业有限公司 | Ndfeb magnets material grinder |
| CN105833979A (en) * | 2016-05-13 | 2016-08-10 | 太原理工大学 | Collision grinding type ultrafine smashing device |
| CN207170958U (en) * | 2017-09-29 | 2018-04-03 | 广东天高科技有限公司 | Glass putty lapping device |
| CN208178423U (en) * | 2018-05-16 | 2018-12-04 | 唐山国丰钢铁有限公司 | A kind of Powder metallurgical powder manufacture device |
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| CN108405870A (en) | 2018-08-17 |
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