CN204621079U - The Nd-Fe-Bo permanent magnet material air-flow milling device of air flow temperature environmental can be improved - Google Patents
The Nd-Fe-Bo permanent magnet material air-flow milling device of air flow temperature environmental can be improved Download PDFInfo
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- CN204621079U CN204621079U CN201520265052.1U CN201520265052U CN204621079U CN 204621079 U CN204621079 U CN 204621079U CN 201520265052 U CN201520265052 U CN 201520265052U CN 204621079 U CN204621079 U CN 204621079U
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Abstract
The utility model relates to the Nd-Fe-Bo permanent magnet material air-flow milling device that can improve air flow temperature environmental, and it includes gas mill room, and gas mill upper surface, room is provided with the feed pipe, discharge pipe and the gas that extend to gas mill chamber interior and grinds pipeline; Described discharge pipe is provided with separation wheel in the end of gas mill chamber interior, and described gas mill pipeline is connected with air compressor; In described gas mill room, be provided with chuck between its outer wall and inwall, described chuck be provided with the bosh extending to air-flow milling device outside; Adopt the Nd-Fe-Bo permanent magnet material air-flow milling device of the improved air flow temperature environmental of technique scheme, it is control effectively by the temperature indoor to gas mill, its can avoid gas grind indoor powder of permanent-magnet material because of the temperature produced during airflow crash too high, and cause powder surface activity to increase, and then the performance of magnetic is caused to be declined; Meanwhile, effectively control airflow milling powder equipment internal temperature, its service life of structure can be made effectively to be increased.
Description
Technical field
The utility model relates to a kind of magnet process equipment, especially can improve the Nd-Fe-Bo permanent magnet material air-flow milling device of air flow temperature environmental
Background technology
The production and development application of permanent-magnet material is one of mark of modern state economic development level, and in permanent-magnet material, Nd-Fe-Bo permanent magnet material is widely used due to its outstanding performance.In the production of Nd-Fe-Bo permanent magnet material and process, fragmentation need be carried out by gas grinding machine to it, make to become more careful magnetic.But NdFeB material is in process, and magnetic material powder carries out fragmentation because it is impinging one another, and can produce suitable heat; When gas grinds indoor thermal accumlation to a certain extent, it can cause magnetic material powder surface-active to increase, and then makes its hydraulic performance decline in process, even dieseling occurs; Meanwhile, keep hot operation that its service life of equipment also can be caused to decay rapidly in gas grinding machine.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of Nd-Fe-Bo permanent magnet material air-flow milling device, and it can effectively control in the honed journey of gas, the temperature of gas mill chamber interior.
For solving the problems of the technologies described above, the utility model relates to a kind of Nd-Fe-Bo permanent magnet material air-flow milling device improving air flow temperature environmental, it includes gas mill room, and gas mill upper surface, room is provided with the feed pipe, discharge pipe and the gas that extend to gas mill chamber interior and grinds pipeline; Described discharge pipe is provided with separation wheel in the end of gas mill chamber interior, and described gas mill pipeline is connected with air compressor; In described gas mill room, be provided with chuck between its outer wall and inwall, described chuck communicates with each other with the bosh being arranged on air-flow milling device outside.
Improve as one of the present utility model, described chuck and the gas distance of grinding between chamber interior walls are at most 3 centimetres; Described chuck becomes undaform to extend in the radial direction of gas mill room.Adopt above-mentioned design, it grinds the closely setting between chamber interior walls by chuck and gas, and the heat of the mill chamber interior that makes to bring about the desired sensation can be absorbed rapidly by the cooling medium in chuck; The wave structure of chuck effectively can increase chuck and gas and grind heat transfer area between room, thus increases heat transfer efficiency.
Improve as one of the present utility model, described gas mill upper surface, room is provided with vacuum absorption device, and it includes the vacsorb pump being arranged on gas grinding machine outside, and extends to by vacsorb pump the absorption pipeline that gas grinds chamber interior; In described absorption pipeline, its end in gas mill chamber interior is provided with filter screen.Adopt above-mentioned design, band hot-air indoor for gas mill effectively absorbs and discharge by vacuum absorption device by it, declined by the importing of new gas make the to bring about the desired sensation gas temperature of mill chamber interior, thus the processing temperature effectively controlling gas mill room controls in lower scope.
Improve as one of the present utility model, the mesh diameter of described filter screen is at most 50 microns, and it can effectively avoid neodymium-iron-boron magnetic material to suck in vacsorb pump.
Improve as one of the present utility model, described absorption pipeline grinds the top absorption pipeline of upper surface, room by extending to gas, and the sidepiece absorption pipeline extending to gas mill side end face, room is formed; At least include 3 sidepiece absorption pipelines in described absorption pipeline, it is axially uniformly distributed gas mill room.Adopt above-mentioned design, it can carry out adsorption treatment to the multiple positions in vacsorb pump, thus can being rapidly absorbed containing hot-air of mill each position of chamber interior that makes to bring about the desired sensation, and then can carry out real-time temperature to the gas room of mill and control.
Improve as one of the present utility model, be provided with air-cooler in described gas mill pipeline, it can make the gas temperature flowing into gas mill after compression indoor be minimized.
Improve as one of the present utility model, described air-cooler grinds in pipeline by being arranged on gas, and it is in the first air-cooler of air compressor one side end, and is arranged in gas mill pipeline, and its second air-cooler in gas mill room one side end is formed; The design temperature of described first air-cooler is greater than the design temperature of the second air-cooler.Adopt above-mentioned design, it is by two air-cooler cooperatings, and the flowing gas effectively guaranteeing to enter gas mill indoor remains on lower temperature, and single air-cooler also can be avoided to carry out working at ultra-low temperature and required high power consumption simultaneously.
Adopt the Nd-Fe-Bo permanent magnet material air-flow milling device of the improved air flow temperature environmental of technique scheme, it is control effectively by the temperature indoor to gas mill, its can avoid gas grind indoor powder of permanent-magnet material because of the temperature produced during airflow crash too high, and cause powder surface activity to increase, and then the performance of magnetic is caused to be declined; Meanwhile, effectively control airflow milling powder equipment internal temperature, its service life of structure can be made effectively to be increased.
Accompanying drawing explanation
Fig. 1 is the utility model schematic diagram;
Fig. 2 is gas mill chamber interior schematic diagram in the utility model;
Fig. 3 is the utility model side view;
Reference numerals list:
1-gas mill room, 2-feed pipe, 3-discharge pipe, 4-gas mill pipeline, 5-discharge pipe, 6-air compressor, 7-chuck, 8-bosh, 9-vacsorb pump, 10-top absorption pipeline, the absorption of 11-sidepiece pipeline, the 12-the first air-cooler, the 13-the second air-cooler.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, illustrate the utility model further, following detailed description of the invention should be understood and be only not used in restriction scope of the present utility model for illustration of the utility model.It should be noted that, the word "front", "rear" of use is described below, "left", "right", "up" and "down" refer to direction in accompanying drawing, word " interior " and " outward " refer to the direction towards or away from particular elements geometric center respectively.
Embodiment 1
A kind of Nd-Fe-Bo permanent magnet material air-flow milling device improving air flow temperature environmental as shown in Figures 1 and 2, it includes gas mill room 1, and gas mill upper surface, room 1 is provided with the feed pipe 2, discharge pipe 3 and the gas that extend to gas mill inside, room 1 and grinds pipeline 4; Described discharge pipe 3 is provided with separation wheel 5 in the end of gas mill chamber interior, and described gas mill pipeline 4 is connected with air compressor 6; In described gas mill room 1, be provided with chuck 7 between its outer wall and inwall, described chuck 7 communicates with each other with the bosh 8 being arranged on air-flow milling device outside.
Improve as one of the present utility model, described chuck 7 and the gas ultimate range of grinding between the inwall of room 1 is 3 centimetres; Described chuck becomes undaform to extend in the radial direction of gas mill room.Adopt above-mentioned design, it grinds the closely setting between chamber interior walls by chuck and gas, and the heat of the mill chamber interior that makes to bring about the desired sensation can be absorbed rapidly by the cooling medium in chuck; The wave structure of chuck effectively can increase chuck and gas and grind heat transfer area between room, thus increases heat transfer efficiency.
Embodiment 2
Improve as one of the present utility model, as shown in Figures 1 and 3, described gas mill upper surface, room 1 is provided with vacuum absorption device, and it includes the vacsorb pump 9 being arranged on gas grinding machine outside, and extends to by vacsorb pump 9 the absorption pipeline that gas grinds chamber interior; In described absorption pipeline, its end in gas mill chamber interior is provided with filter screen.Adopt above-mentioned design, band hot-air indoor for gas mill effectively absorbs and discharge by vacuum absorption device by it, declined by the importing of new gas make the to bring about the desired sensation gas temperature of mill chamber interior, thus the processing temperature effectively controlling gas mill room controls in lower scope.
Improve as one of the present utility model, the mesh diameter of described filter screen is 50 microns, and it can effectively avoid neodymium-iron-boron magnetic material to suck in vacsorb pump.
Improve as one of the present utility model, described absorption pipeline grinds the top absorption pipeline 10 of upper surface, room 1 by extending to gas, and 3 the sidepiece absorption pipelines 11 extending to gas mill side end face, room are formed, sidepiece absorption pipeline 11 being axially uniformly distributed in gas mill room 1.Adopt above-mentioned design, it can carry out adsorption treatment to the multiple positions in vacsorb pump, thus can being rapidly absorbed containing hot-air of mill each position of chamber interior that makes to bring about the desired sensation, and then can carry out real-time temperature to the gas room of mill and control.
Embodiment 3
Improve as one of the present utility model, be provided with air-cooler in described gas mill pipeline 4, it can make the gas temperature flowing into gas mill after compression indoor be minimized.
Improve as one of the present utility model, described air-cooler grinds in pipeline 4 by being arranged on gas, and it is in the first air-cooler 12 of air compressor 6 one side end, and is arranged in gas mill pipeline 4, and its second air-cooler 13 in gas mill room 1 one side end is formed; The design temperature of described first air-cooler 12 is greater than the design temperature of the second air-cooler 13.Adopt above-mentioned design, it is by two air-cooler cooperatings, and the flowing gas effectively guaranteeing to enter gas mill indoor remains on lower temperature, and single air-cooler also can be avoided to carry out working at ultra-low temperature and required high power consumption simultaneously.
Adopt the Nd-Fe-Bo permanent magnet material air-flow milling device of the improved air flow temperature environmental of technique scheme, it is control effectively by the temperature indoor to gas mill, its can avoid gas grind indoor powder of permanent-magnet material because of the temperature produced during airflow crash too high, and cause powder surface activity to increase, and then the performance of magnetic is caused to be declined; Meanwhile, effectively control airflow milling powder equipment internal temperature, its service life of structure can be made effectively to be increased.
Claims (8)
1. can improve the Nd-Fe-Bo permanent magnet material air-flow milling device of air flow temperature environmental, it includes gas mill room, and gas mill upper surface, room is provided with the feed pipe, discharge pipe and the gas that extend to gas mill chamber interior and grinds pipeline; Described discharge pipe is provided with separation wheel in the end of gas mill chamber interior, described gas mill pipeline is connected with air compressor, it is characterized in that, in described gas mill room, be provided with chuck between its outer wall and inwall, described chuck communicates with each other with the bosh being arranged on air-flow milling device outside.
2. according to the Nd-Fe-Bo permanent magnet material air-flow milling device improving air flow temperature environmental according to claim 1, it is characterized in that, described chuck and the gas distance of grinding between chamber interior walls are at most 3 centimetres; Described chuck becomes undaform to extend in the radial direction of gas mill room.
3. according to the Nd-Fe-Bo permanent magnet material air-flow milling device of the improved air flow temperature environmental described in claim 1 or 2, it is characterized in that, described gas mill upper surface, room is provided with vacuum absorption device, it includes the vacsorb pump being arranged on gas grinding machine outside, and extends to by vacsorb pump the absorption pipeline that gas grinds chamber interior; In described absorption pipeline, its end in gas mill chamber interior is provided with filter screen.
4., according to the Nd-Fe-Bo permanent magnet material air-flow milling device improving air flow temperature environmental according to claim 3, it is characterized in that, the mesh diameter of described filter screen is at most 50 microns.
5. according to the Nd-Fe-Bo permanent magnet material air-flow milling device improving air flow temperature environmental according to claim 4, it is characterized in that, described absorption pipeline grinds the top absorption pipeline of upper surface, room by extending to gas, and the sidepiece absorption pipeline extending to gas mill side end face, room is formed.
6. according to the Nd-Fe-Bo permanent magnet material air-flow milling device improving air flow temperature environmental according to claim 5, it is characterized in that, at least include 3 sidepiece absorption pipelines in described absorption pipeline, it is axially uniformly distributed gas mill room.
7. according to the Nd-Fe-Bo permanent magnet material air-flow milling device of the improved air flow temperature environmental described in claim 1 or 6, it is characterized in that, in described gas mill pipeline, be provided with air-cooler.
8. according to the Nd-Fe-Bo permanent magnet material air-flow milling device improving air flow temperature environmental according to claim 7, it is characterized in that, described air-cooler grinds in pipeline by being arranged on gas, it is in the first air-cooler of air compressor one side end, and being arranged in gas mill pipeline, its second air-cooler in gas mill room one side end is formed; The design temperature of described first air-cooler is greater than the design temperature of the second air-cooler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520265052.1U CN204621079U (en) | 2015-04-28 | 2015-04-28 | The Nd-Fe-Bo permanent magnet material air-flow milling device of air flow temperature environmental can be improved |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520265052.1U CN204621079U (en) | 2015-04-28 | 2015-04-28 | The Nd-Fe-Bo permanent magnet material air-flow milling device of air flow temperature environmental can be improved |
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| Publication Number | Publication Date |
|---|---|
| CN204621079U true CN204621079U (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520265052.1U Expired - Fee Related CN204621079U (en) | 2015-04-28 | 2015-04-28 | The Nd-Fe-Bo permanent magnet material air-flow milling device of air flow temperature environmental can be improved |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204621079U (en) |
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2015
- 2015-04-28 CN CN201520265052.1U patent/CN204621079U/en not_active Expired - Fee Related
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20170428 |
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| CF01 | Termination of patent right due to non-payment of annual fee |