CN203291923U - Crushing device - Google Patents
Crushing device Download PDFInfo
- Publication number
- CN203291923U CN203291923U CN2013202742473U CN201320274247U CN203291923U CN 203291923 U CN203291923 U CN 203291923U CN 2013202742473 U CN2013202742473 U CN 2013202742473U CN 201320274247 U CN201320274247 U CN 201320274247U CN 203291923 U CN203291923 U CN 203291923U
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- CN
- China
- Prior art keywords
- housing
- rotating shaft
- bar
- breaker
- cutter
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a crushing device. The crushing device comprises a housing and a crushing mechanism arranged in the housing and used for crushing rapid quenching bars entering the housing, wherein a feed opening and a discharge opening are formed in the housing; the crushing mechanism comprises a rotating shaft and cutters arranged on the rotating shaft and used for cutting and crushing the rapid quenching bars; the opening of the feed opening is in the radial direction of the rotating shaft. As the rotating shaft is arranged in the housing and the cutters are arranged on the rotating shaft, when the rotating shaft drives the cutters to rotate, the cutters can cut the rapid quenching bars entering in the radial direction of the rotating shaft into magnetic powder, and accordingly, the single storage amount of an aggregate barrel is increased and the single-furnace yield of the rapid quenching furnace is further improved; in addition, re-crushing treatment in the follow-up procedures is not required, so that the production period of NdFeB magnetic powder is shortened.
Description
Technical field
The utility model relates to NdFeB magnetic powder production equipment field, is specifically related to a kind of vacuum quick quenching furnace breaker.
Background technology
Vacuum quick quenching furnace is widely used in NdFeB magnetic powder production, after its operation principle is the water-cooled roller contact of metal under molten condition and High Rotation Speed, be drawn as film and rapid solidification formation quick quenching band, make the metal liquid disordered structure freeze, form amorphous or microstructure.The quick quenching band that rapid solidification forms falls into the quick quenching furnace bottom and arranges in aggregate tube after cooling dome is turned back, fast fringe band will be folded to form the wood shavings shape in aggregate tube.The space that the fast quenching bar of wood shavings shape takies is large, therefore in aggregate tube, the storing amount of single is few, and then affect single furnace output of quick quenching furnace, and from feeding operating difficulties aggregate tube, in subsequent handling, also need in addition to arrange separately one the fast quenching bar is carried out to broken operation, so the production cycle of NdFeB magnetic powder is long, and efficiency is low.
Summary of the invention
The purpose of this utility model is to provide a kind of breaker, can carry out fragmentation to the fast quenching bar after cooling turning back in quick quenching furnace, improves the single storing amount of aggregate tube, improves single furnace output of quick quenching furnace and the production cycle that shortens NdFeB magnetic powder.
For achieving the above object, the utility model has adopted following technical scheme: a kind of breaker, comprise that the fast quenching bar to entering in housing that arranges in housing and housing carries out broken crushing mechanism, on housing, offer charging aperture and discharging opening, crushing mechanism comprise in rotating shaft and rotating shaft, arrange the fast quenching bar is carried out to the cutter of cutting and crushing, the opening of charging aperture points to consistent with the radial direction of rotating shaft.
By the cutter that arranges in the rotating shaft that arranges in housing and rotating shaft, like this in rotating shaft band cutter rotation process, cutter will cut the fast quenching bar that radially enters along rotating shaft, the fast quenching bar is cut into to magnetic, improve the single storing amount of aggregate tube, and then single furnace output of raising quick quenching furnace, in addition need to be in subsequent handling in addition in the inferior break process of carrying out, the production cycle of the NdFeB magnetic powder that reduces.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the assembling schematic diagram of cutter and knife rest, rotating shaft;
Fig. 3 is the assembling schematic diagram of knife rest and rotating shaft;
Fig. 4 is the structural representation of cutter;
Fig. 5 is the partial schematic diagram of housing.
The specific embodiment
The purpose of this utility model be to provide a kind of can be to breaker cooling, that fast quenching bar after turning back carries out effective break process, its scheme of taking as shown in Figure 1, 2, 3, a kind of breaker, the fast quenching bar to entering in housing 10 that comprises housing 10 and housing 10 interior settings carries out broken crushing mechanism, on housing 10, offer charging aperture 11 and discharging opening, crushing mechanism comprise in rotating shaft 21 and rotating shaft 21 arrange the fast quenching bar is carried out to the cutter 22 of cutting and crushing, the opening of charging aperture 11 points to consistent with the radial direction of rotating shaft 21.During use, the corresponding layout of cooling dome material outlet on the charging aperture 11 on housing 10 and quick quenching furnace, the discharging opening on housing 10 is connected with the aggregate tube charging aperture.Cooling like this fast quenching bar of turning back radially falls in housing 10 along rotating shaft 21, rotating shaft 21 in housing 10 will be rotated 22 rotations of band cutter the fast quenching bar is cut into to magnetic fast, then from material outlet, exports in aggregate tube and collects with further cooling.During concrete enforcement, described housing 10 is cylindric, and the shaft core direction of housing 10 and rotating shaft 21 parallels/overlaps and all is positioned at horizontal plane; The upper portion side wall of housing 10 arranges fast quenching bar charging aperture 11, lower sides arranges the discharging opening for the NdFeB magnetic powder discharging after fragmentation, and described discharging opening place is provided with screen cloth 12.By the size of adjustable screen 12 order numbers, thereby realize the magnetic powder particle degree size of fragmentation is controlled, guarantee broken effect and meet different demands of producing the crushed particles degree.
For the effect that further improves break process, obtain even, tiny magnetic, therefore further scheme of the present utility model is, described cutter 22 for being articulated and connected, forms axial axially consistent with rotating shaft 21 of the jointed shaft that is articulated and connected with rotating shaft 21.Described cutter 22 is Y-shaped/T shape/beveled structure, comprise that cutter body 221 and cutter body 221 middle parts arrange for rotating shaft 21, forming the connecting rod 222 that is articulated and connected, cutter body 221 21 rotates the formed surfaces of revolution and is crossing relation with the feedstock direction extended lines of charging aperture 11 place's fast quenching bars around the shaft.The periphery of rotating shaft 21 is provided with the knife rest 23 for fixed cutting tool 22, described knife rest 23 comprise that rotating shaft 21 two ends arrange respectively with its round plate that fixes as one 231 and the straight-bar 232 that is connected two round plates 231, straight-bar 232 is along the uniform setting of outer rim hoop of two round plates 231, described cutter 22 is articulated and connected with straight-bar 232, specifically as shown in Figure 3,4.Preferred straight-bar 232 forms mouse cage columnar structure with rotating shaft 21, and then on straight-bar 232, arrange respectively that the profile that is articulated and connected with it is the cutter 22 of Y shape/T shape/umbrella shape, in rotating shaft 21 rotation processes, will be with cutter 22 to rotate like this, the fast quenching bar that drive enters in housing 10 21 rotates and cutting repeatedly around the shaft, make the fast quenching bar be cut into fast thin magnetic, granularity just falls into aggregate tube less than the magnetic of screen cloth 12 mesh sizes and is collected with cooling like this.
During concrete enforcement, preferably adopt the Y-shaped cutter of profile 22, two louver boards that form cutter body 221 become 120 ° of angles to arrange, cutter 22 is provided with cutter 22 on a plurality of, adjacent straight-bar 232 along the length direction of straight-bar 232 and along the length direction of straight-bar 232, is the interleaved shape and arranges.Avoid the cutter 22 on adjacent straight-bar 232 to interfere when cutting and crushing, and obtain the quick crashing effect of fast quenching bar the best.
Because the rotation of rotating shaft 21 can drive the fast quenching bar and magnetic rotates in housing 10, and after rotating a period of time, will reach stable state, be that the angular speed that rotates of the interior all objects of housing 10 is consistent or be close, cutter 22 just can't be effectively cuts and made the magnetic after cutting to discharge from discharging opening to the fast quenching bar this moment, therefore on the interior sidewall surface of described housing 10, be provided with flow-interfering bar 13, described flow-interfering bar 13 forms for the raised line that protrudes from housing 10 walls along housing 10 shaft core direction settings.Described flow-interfering bar 13 is arranged the shape setting along on housing 10 sidewalls of discharging opening both sides, being respectively, specifically as shown in Figure 1,5.By flow-interfering bar 13 is set, the rotation of 13 pairs of fast quenching bars of flow-interfering bar and magnetic is interfered and destroys, and makes fast quenching bar and magnetic in housing 10 be the chaos state rotation, thereby prevents effective cutting of stable state and 22 pairs of fast quenching bars of assurance cutter.In addition flow-interfering bar 13 is arranged to the shape setting along on housing 10 sidewalls of discharging opening both sides, being respectively, the thin magnetic of being convenient to like this to cut formation can effectively pass screen cloth 12 and enter aggregate tube and be collected, and prevents the interior phenomenon that feed blocking occurs of housing 10.
In a word, the utility model can effectively carry out break process to the fast quenching bar after cooling turning back in quick quenching furnace, improve the storing amount of the single of aggregate tube, improve single furnace output of quick quenching furnace and the production cycle that shortens NdFeB magnetic powder, and the NdFeB magnetic powder after fragmentation is tiny evenly.
Claims (9)
1. breaker, it is characterized in that: comprise that the fast quenching bar to entering in housing (10) that arranges in housing (10) and housing (10) carries out broken crushing mechanism, on housing (10), offer charging aperture (11) and discharging opening, crushing mechanism comprise rotating shaft (21) and rotating shaft (21) upper arrange the fast quenching bar is carried out to the cutter (22) of cutting and crushing, the opening of charging aperture (11) points to consistent with the radial direction of rotating shaft (21).
2. breaker as claimed in claim 1 is characterized in that: described cutter (22) for being articulated and connected, forms axial axially consistent with rotating shaft (21) of the jointed shaft that is articulated and connected with rotating shaft (21).
3. breaker as claimed in claim 1 or 2, it is characterized in that: described cutter (22) is Y-shaped/T shape structure, comprise that cutter body (221) and cutter body (221) middle part arranges for rotating shaft (21), forming the connecting rod (222) that is articulated and connected, cutter body (221) (21) around the shaft rotates the feedstock direction extended line that formed surface of revolution and charging aperture (11) locate the fast quenching bar and is crossing relation.
4. breaker as claimed in claim 1 or 2, it is characterized in that: the periphery of rotating shaft (21) is provided with the knife rest (23) for fixed cutting tool (22), described knife rest (23) comprise that rotating shaft (21) two ends arrange respectively with its round plate that fixes as one (231) and the straight-bar (232) that is connected two round plates (231), straight-bar (232) is along the uniform setting of outer rim hoop of two round plates (231) and form mouse cage columnar structure with rotating shaft (21), and described cutter (22) is articulated and connected with straight-bar (232).
5. breaker as claimed in claim 4 is characterized in that: described cutter (22) is provided with cutter (22) on a plurality of, adjacent straight-bar (232) along the length direction of straight-bar (232) and along the length direction of straight-bar (232), is the interleaved shape and arranges.
6. breaker as claimed in claim 1 is characterized in that: described housing (10) is for cylindric, and the shaft core direction of housing (10) and rotating shaft (21) parallels/overlaps and all is positioned at horizontal plane; The upper portion side wall of housing (10) arranges fast quenching bar charging aperture (11), lower sides arranges the discharging opening for the NdFeB magnetic powder discharging after fragmentation, and described discharging opening place is provided with screen cloth (12).
7. breaker as claimed in claim 6, it is characterized in that: on the interior sidewall surface of described housing (10), be provided with flow-interfering bar (13), described flow-interfering bar (13) forms for the raised line that protrudes from housing (10) wall along housing (10) shaft core direction setting.
8. breaker as claimed in claim 6 is characterized in that: described flow-interfering bar (13) is arranged the shape setting along on housing (10) sidewall of discharging opening both sides, being respectively.
9. breaker as claimed in claim 2, it is characterized in that: described cutter (22) is Y-shaped, and two louver boards that form cutter body (221) become 120 ° of angles to arrange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202742473U CN203291923U (en) | 2013-05-17 | 2013-05-17 | Crushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202742473U CN203291923U (en) | 2013-05-17 | 2013-05-17 | Crushing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203291923U true CN203291923U (en) | 2013-11-20 |
Family
ID=49567963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202742473U Withdrawn - After Issue CN203291923U (en) | 2013-05-17 | 2013-05-17 | Crushing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203291923U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103240152A (en) * | 2013-05-17 | 2013-08-14 | 黟县越驰科技电子有限公司 | Crushing device |
| CN103878379A (en) * | 2014-04-08 | 2014-06-25 | 江苏巨鑫磁业有限公司 | Neodymium-iron-boron magnetic material crushing bin |
| CN109405519A (en) * | 2018-09-17 | 2019-03-01 | 江苏安必信环保设备有限公司 | A kind of combined type cream mud dryer |
-
2013
- 2013-05-17 CN CN2013202742473U patent/CN203291923U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103240152A (en) * | 2013-05-17 | 2013-08-14 | 黟县越驰科技电子有限公司 | Crushing device |
| CN103240152B (en) * | 2013-05-17 | 2016-05-25 | 黟县越驰科技电子有限公司 | Breaker |
| CN103878379A (en) * | 2014-04-08 | 2014-06-25 | 江苏巨鑫磁业有限公司 | Neodymium-iron-boron magnetic material crushing bin |
| CN109405519A (en) * | 2018-09-17 | 2019-03-01 | 江苏安必信环保设备有限公司 | A kind of combined type cream mud dryer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131120 Effective date of abandoning: 20160525 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |