CN101081374A - Micronizing impact grinder and the powder processing system thereof - Google Patents
Micronizing impact grinder and the powder processing system thereof Download PDFInfo
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- CN101081374A CN101081374A CN 200710049486 CN200710049486A CN101081374A CN 101081374 A CN101081374 A CN 101081374A CN 200710049486 CN200710049486 CN 200710049486 CN 200710049486 A CN200710049486 A CN 200710049486A CN 101081374 A CN101081374 A CN 101081374A
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- 238000009700 powder processing Methods 0.000 title 1
- 239000000843 powder Substances 0.000 claims abstract description 38
- 238000003860 storage Methods 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims description 71
- 238000000227 grinding Methods 0.000 claims description 44
- 239000003595 mist Substances 0.000 claims description 39
- 238000007599 discharging Methods 0.000 claims description 13
- 230000008676 import Effects 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 7
- 238000010298 pulverizing process Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 6
- 229910003460 diamond Inorganic materials 0.000 claims description 4
- 239000010432 diamond Substances 0.000 claims description 4
- 230000003584 silencer Effects 0.000 claims description 4
- 238000003621 hammer milling Methods 0.000 claims 1
- 239000002245 particle Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 229910021532 Calcite Inorganic materials 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 239000011882 ultra-fine particle Substances 0.000 description 1
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Abstract
The present invention discloses one impact mill for crushing ore into fine powder, and the impact mill has one casing, two coaxial nailed discs in opposite rotation directions, and two coaxial cones set separately inside the cavities inside the nailed discs and provided with spiral accelerating slots in opposite directions to form one first crushing area and one second crushing area. Through crushing in these two crushing area, the produced powder may reach the powder size of D97 not greater than 3 micron. The impact mill of the present invention has the functions of both airflow mill and mechanical impact mill. The present invention discloses one powder producing system with the impact mill comprising one crusher, one elevator, one storage hopper, one grader, one cyclonic collector, one bag type collector and one induced draft fan. The powder producing system capable of producing powder of different sizes has low power consumption and high efficiency.
Description
(1) technical field:
The present invention relates to the breeze disintegrating apparatus, is that a kind of micro mist impacts grinding machine and uses micro mist to impact the powder system of processing of grinding machine specifically.
(2) background technology:
China is used for the equipment that breeze is pulverized traditionally, and what comparatively popularize is the machinery mill, divides and rolls grinding machine and impact two kinds of grinding machines.
The representative that rolls grinding machine is the Raymond machine of various models, and the breeze material is rolled into powder between grinding roller and bull ring, and the particle size range of processing also has the micron mill of similar structures in addition about 44 microns, and its processing particle size range is about 10 microns.The advantage of Raymond machine is that energy consumption is low, and weak point is that machinery is easy to wear, is difficult to the material that hardness surpasses more than seven grades is carried out super-fine processing.
Impact grinding machine and be generally single rotating disk pulverizer, its structure is for being provided with the single rotating disk of rotation at a high speed in casing, the wheel of rotating disk is directly gone up the bump blade evenly is installed, the bump blade of rotation will be broken up and be pulverized by the breeze that enters in the casing import at a high speed, because motor, restriction on structure such as bearing and rotating disk wheel material and the performance, super only 110 meter per seconds of linear velocity of the bump blade on single rotating disk wheel footpath, linear velocity is restricted, the function of pulverizing is then limited, cause the more refinement impetus of powder product to be contained, can only obtain the powder body material of 800 orders～1250 orders (15～10 microns) generally speaking.
It is the mutation of single rotating disk pulverizer that the nail dish impacts grinding machine, in order to obtain higher impact velocity, but be designed and manufactured into two transmission nail disc mills of two reverse rotations on the basis of single nail dish, its structure is roughly nail hammer and intermeshes, and the mill chamber space of a spaciousness is arranged.Because the relative velocity between the two nail hammer abrasive areas surpasses 200 meter per seconds, material is pulverized by repeated stock between two nail dishes, and radially pulverizes the district and discharge.This pair of transmission nail disc mill is mainly used in the processing of ultra-fine particle size range, the fineness of powder body material reaches 2 microns～5 microns, but it is too high that the problem of two transmissions nail disc mill maximums is that feed requires, the diameter of feeding material must be within 3mm, and material must be through using for two transmission nail disc mills after repeatedly pulverizing.
For various reasons, above-mentioned mechanical mill equipment can't satisfy the production requirement of high order fineness, high efficiency powder body material, therefore is necessary to design and make the higher breeze disintegrating apparatus of work doing efficiency, to meet the needs of production.
(3) summary of the invention:
At the weak point of above-mentioned mechanical mill equipment, the present invention has designed a kind of micro mist that can reach 3 micro-powder manufacture of materials and has impacted grinding machine and use micro mist to impact the powder system of processing of grinding machine.
The micro mist that can realize above-mentioned purpose impacts grinding machine, be in the casing that can produce underbalance effect, to be horizontally installed with relative positive and negative nail dish, the direction of rotation of positive and negative nail dish, offer charging interface and discharging interface on the casing, its special feature is: also be provided with in the positive and negative nail dish inner chamber with positive and negative nail and coil coaxial interlock and relative positive and negative cone, the direction of cone is consistent with nail dish direction, quicken groove from cone base to the material that the top offers with arranged askew on the side face of same cone, it is oblique on the contrary that the material on the positive and negative cone side face quickens groove; The charging interface is in the both sides of positive and negative nail dish, and the charging interface communicates with the inner chamber of positive and negative nail dish by the axle side clearance of positive and negative nail dish.
Zone, the top of positive and negative cone (material quickens the outlet of groove) forms one-level pulverizing of the present invention district, pulverizes the district in one-level, can be through the material that material acceleration groove quickens with the speed high velocity impact of 200 meter per seconds～220 meter per seconds, and material is broken up and is pulverized.Under the effect of negative pressure, pulverized material enters the fracture area of positive and negative nail dish, and in this secondary was pulverized the district, the material of process one-level pulverizing can form D with the high-speed of 240 meter per seconds～300 meter per seconds and nail hammer collision
97≤ 3 microns super fine.
Secondary is pulverized district's nail hammer 1/1,2/1,3/2,3/3 several versions: 1/1 structure is each row's (circle) nail hammer of every leader pin dish; 2/1 structure is a leader pin dish one row's (circle) nail hammer, a leader pin dish two row's (circle) nail hammers; 3/2 structure is a leader pin dish two row's (circle) nail hammers, a leader pin dish three row's (circle) nail hammers; 3/3 structure is each three row's nail hammer of every leader pin dish.
It is long more that material quickens the path of groove, and it is low more to the specific energy consumption of preacceleration that material quickens groove along material, so material quickens flowing current separation and select helix groove, and helix groove is than the path length of oblique trunking.
Be coated with the diamond material layer on the helix groove face, can effectively prevent the wearing and tearing of material, also can improve the degree of purity of processing powder simultaneously helix groove.
In order to realize to positive and negative nail dish inner chamber, providing material evenly at a constant rate from both sides, the present invention also is equipped with feeding distribution mechanism, feeding distribution mechanism comprises material bin and screw rod, wherein material bin is positioned at the casing top, screw rod by driven by motor is lying in the material bin, and the both sides of screw rod have reverse acting spiral, the material in the material bin can be transported to both sides during rotation, the bottom of the material bin on screw rod both sides offers outlet respectively, and two outlets are communicated with the charging interface on both sides respectively.
Above-mentioned two charging interfaces are also connected respectively guide duct, and negative pressure air leads to the inner chamber of positive and negative nail dish from the charging interface, is beneficial to and carries entering of material better.
Use micro mist of the present invention to impact the powder system of processing of grinding machine, include disintegrating machine, elevator, storage bin hopper, superfine classifier, gatherer and air-introduced machine.According to technological process, the connected mode of each facility is: the discharging opening of disintegrating machine is communicated with the feeding mouth of elevator, the discharging opening of elevator is communicated with the inlet of storage bin hopper, the outlet of storage bin hopper is communicated with the import that micro mist impacts material bin in the grinding machine, the discharging interface that micro mist impacts grinding machine is communicated with superfine classifier by pipeline, superfine classifier is communicated with gatherer by pipeline, and gatherer is communicated with air-introduced machine by pipeline.In the powder system of processing, the underbalance effect that micro mist impacts grinding machine is produced by the pipeline that is communicated with it by air-introduced machine.
The outlet of storage bin hopper preferably is communicated with material bin by screw(-type) feeder, realizes at the uniform velocity feed.
In described powder system of processing, underproof powder is back to micro mist by superfine classifier and impacts the continuous processing of grinding machine relaying, and reflux type is that the refluxing opening of superfine classifier is communicated with material bin by spiral feed back machine.
In described powder system of processing, gatherer is divided into one-level or is divided into two-stage, and the one-level gatherer is only used bag collector; And in the two-stage gatherer, first order gatherer is a cyclone collector, and second level gatherer is a bag collector, and bag collector can be collected the micro mist than the thinner level of whirlwind gatherer.The connected mode of two-stage gatherer is: cyclone collector is communicated with bag collector by pipeline, and the pipeline of superfine classifier is communicated with cyclone collector, and the pipeline of air-introduced machine is communicated with bag collector.
In order to reduce the noise of uttering long and high-pitched sounds of powder system of processing, can on impacting the discharge pipe of the guide duct of grinding machine and air-introduced machine, micro mist install silencer.
Described powder system of processing also comprises electrical apparatus control system, and electrical apparatus control system impacts grinding machine, superfine classifier, gatherer and air-introduced machine etc. by circuit with disintegrating machine, elevator, micro mist and is connected, and realizes the automation control operation.
Advantage of the present invention:
1, impact in the grinding machine at micro mist of the present invention, the material helix groove specific in the effect lower edge of negative-pressure air power quickens collision, can reach the relative velocity of 200 meter per seconds～300 meter per seconds, is one times that mechanical high-speed is impacted grinding machine.
2, because micro mist impact grinding facility of the present invention have the broken structure of compact two-stage, further improved material grinding efficient, the ratio of reduction can reach more than 2000.
3, the diamond material is adopted on the helix groove surface of the broken structure of one-level, has prevented the pollution of powder grinding medium to product effectively.
4, because the high velocity impact that adopts material to break material is pulverized, make micro mist impact grinding function workhardness of the present invention at the brittle material of Mohs below 8.5 grades.
Because above-mentioned every advantage makes the present invention have the characteristics of machinery mill and airflow milling in actual motion.
(4) description of drawings:
Fig. 1 impacts the structural representation of a kind of embodiment of grinding machine for micro mist of the present invention.
Fig. 2 is the structural representation of a kind of embodiment of powder system of processing of the present invention.
Figure number sign: 1, charging interface; 2, discharging interface; 3, casing; 4, nail dish just; 5, anti-nail dish; 6, right circular cone; 7, anti-cone; 8, material bin; 9, screw rod; 10, guide duct; 11, micro mist impacts grinding machine; 12, disintegrating machine; 13, elevator; 14, storage bin hopper; 15, superfine classifier; 16, air-introduced machine; 17, screw(-type) feeder; 18, spiral feed back machine; 19, cyclone collector; 20, bag collector; 21, silencer; 22, electrical apparatus control system; 23, turning cylinder.
(5) specific embodiment:
In embodiment as shown in Figure 1, the vertical casing 3 that micro mist of the present invention impacts grinding machine 11 is fixedly mounted on the frame, the concentric level is installed on turning cylinder 23 on the bearing position of the left and right sides of casing 3, an axle head of turning cylinder 23 stretches in the casing 3, the coaxial belt pulley that is connected of another axle head of turning cylinder 23, and be connected with the belt pulley of rack-mounted motor by belt.The both sides of casing 3 also are provided with vertical charging interface 1, and the side of charging interface 1 is communicated with guide duct 10, communicate in a side clearance of the end mouth of charging interface 1 by turning cylinder 23 and casing 3 and the casing 3, and the discharging interface 2 of casing 3 is positioned at the bottom of casing 3.
As shown in Figure 1, coaxial respectively just the nail dish 4 and the anti-nail dish 5 of being fixed with of axle head of turning cylinder 23 in the casing 3, just nail dish 4 is cone-shaped that relative tapering increases with anti-nail dish 5, and the nail hammer of its cone end face coincide mutually and forms milling zone.Coaxial relative right circular cone 6 and the anti-cone 7 of being connected in the cone cavity of nail dish 4 and anti-nail dish 5 just, right circular cone 6 and the tapering of anti-cone 7 are consistent with the tapering of just nail dish 4 and anti-nail dish 5, on the conical surface of cone, offer the helix groove of equidirectional arrangement to the top from cone base, helix groove direction on right circular cone 6 and the anti-cone 7 is opposite, be attached with the diamond material layer on the groove face of helix groove, at the top of right circular cone 6 and anti-cone 7, be that the exit of helix groove forms the material impacting district.Right circular cone 6 and anti-cone 7 and just maintaining the gap between nail dish 4 and the anti-nail dish 5, this gap and turning cylinder 23 communicate with an axle side clearance between the casing 3.
As shown in Figure 1, the over top of casing 3 is equipped with feeding distribution mechanism, and feeding distribution mechanism is made of material bin 8 and screw rod 9, and the suitable for reading of material bin 8 is charging aperture, the opening on both sides, material bin 8 bottom is outlet, the connection suitable for reading of the outlet of material bin 8 and both sides charging interface 1; Screw rod 9 horizontal cross by driven by motor are installed in material bin 8 inner chambers, and the both sides of screw rod 9 are respectively equipped with reverse acting spiral.
In embodiment as shown in Figure 2, HCM micro mist system of processing of the present invention is mainly impacted grinding machine 11 by micro mist, disintegrating machine 12, elevator 13, storage bin hopper 14, superfine classifier 15, cyclone collector 19, facilities such as bag collector 20 and air-introduced machine 16 are formed, arrange according to technological process, disintegrating machine 12, elevator 13, storage bin hopper 14, micro mist impacts grinding machine 11, superfine classifier 15, cyclone collector 19, bag collector 20 and air-introduced machine 16 are arranged from left to right successively and installed: the discharging opening of disintegrating machine 12 is communicated with the feeding mouth of elevator 13 bottoms, the discharging opening at elevator 13 tops is communicated with the inlet of storage bin hopper 14, the outlet of storage bin hopper 14 is communicated with the import that micro mist impacts the material bin 8 of feeding distribution mechanism in the grinding machine 11, the discharging interface 2 that micro mist impacts casing 3 in the grinding machine 11 is communicated with superfine classifier 15 by pipeline, superfine classifier 15 is communicated with cyclone collector 19 by pipeline, cyclone collector 19 is communicated with bag collector 20 by pipeline, and bag collector 20 is communicated with air-introduced machine 16 by pipeline.
As shown in Figure 2, HCM micro mist system of processing of the present invention also comprises screw(-type) feeder 17 and the spiral feed back machine 18 that level is installed, screw(-type) feeder 17 is communicated with between the import of the outlet of storage bin hopper 14 and material bin 8, spiral feed back machine 18 is communicated with between the feedback outlet of the import of material bin 8 and superfine classifier 15, on the discharge pipe of guide duct 10 and air-introduced machine 16 silencer 21 is installed.
Micro mist impacts equipment such as grinding machine 11, disintegrating machine 12, elevator 13, storage bin hopper 14, superfine classifier 15, cyclone collector 19, bag collector 20 and air-introduced machine 16 and all is connected with electrical apparatus control system by circuit.
Below in conjunction with Fig. 1, embodiment shown in Figure 2, the course of work of HCM micro mist system of processing of the present invention is described briefly:
As shown in Figure 2, material (as calcite) is ground into maximum gauge and is about powder granule about 10mm in disintegrating machine 12, be transported to storage in the storage bin hopper 14 on elevator 13, the material particles in the storage bin hopper 14 is impacted in the grinding machine 11 to micro mist by screw(-type) feeder 17 and transports.
As shown in Figure 1, material particles enters in the material bin 8 by inlet, by screw rod 9 to the both sides sub-material, under the drive of negative pressure air through charging interface 1, the axle side clearance enters in the cone cavity of just nail dish 4 and anti-nail dish 5, and reach in the helix groove of right circular cone 6 and anti-cone 7, under the driving of motor, oppositely the right circular cone 6 of rotation and anti-cone 7 cooperate wind-force at a high speed, material particles is quickened in helix groove gradually, and in the level-1 area of right circular cone 6 and anti-cone 7 top helix grooves outlets, form the head-on collision speed of 200 meter per seconds～220 meter per seconds, powder after one-level is pulverized coils two-stage crushing district between 5 nail hammers because the effect of negative pressure air enters just nail dish 4 and anti-nail, forms the head-on collision speed of 240～300 meter per seconds in the two-stage crushing district.Enter superfine classifier 15 from the discharging interface 2 of micro mist impact grinding machine 11 by the road through the powder after the two-stage pulverizing.
As shown in Figure 2, under the sub-sieve of superfine classifier 15, qualified powder product imports cyclone collector 19 by pipeline, underproof powder product is back to micro mist by spiral feed back machine 18, and to impact grinding machine 11 relaying continued powders broken, qualified powder product is collected at the discharge gate of cyclone collector 19 bottoms, the powder product of thinner one-level imports in the bag collector 20 by pipeline, and collects at the discharge gate of bag collector 20 bottoms.
The material of whole system is pulverized and material collection all is to finish under the situation of negative pressure, and the negative pressure of system is realized by the exhausting of air-introduced machine 16.
Claims (10)
1, micro mist impacts grinding machine, comprise have charging interface (1) and discharging interface (2) and can produce the casing (3) of underbalance effect and in casing (3) level be oppositely arranged and the positive and negative nail dish (4,5) of reverse rotation, it is characterized in that: also be provided with in positive and negative nail dish (4, the 5) inner chamber and (4,5) coaxial interlock of positive and negative nail dish and relative positive and negative cone (6,7), on the side face of positive and negative cone (6,7) from cone base to the top offer arranged askew, reverse material quickens groove; Charging interface (1) is in the both sides of positive and negative nail dish (4,5), and communicates with the inner chamber of positive and negative nail dish (4,5) by the axle side clearance of positive and negative nail dish (4,5); The material of positive and negative cone (6,7) quickens the groove exit region and forms one-level pulverizing district, and the nail hammer milling zone of positive and negative nail dish (4,5) forms secondary and pulverizes the district, and secondary pulverizing district nail hammer has 1/1,2/1,3/2,3/3 version.
2, micro mist according to claim 1 impacts grinding machine, it is characterized in that: it is helix groove that material quickens groove.
3, micro mist according to claim 2 impacts grinding machine, it is characterized in that: be coated with the diamond material layer on the helix groove face.
4, impact grinding machine according to any described micro mist in the claim 1～3, it is characterized in that: micro mist impacts grinding machine and also comprises feeding distribution mechanism, feeding distribution mechanism comprises material bin (8) and screw rod (9), wherein material bin (8) is positioned at casing (3) top, the screw rod (9) that both sides have reverse acting spiral is lying in the material bin (8), and material bin (8) outlet on screw rod (9) both sides is communicated with charging interface (1) respectively.
5, micro mist according to claim 4 impacts grinding machine, and it is characterized in that: charging interface (1) is also connected guide duct (10).
6, the powder system of processing, comprise that micro mist as claimed in claim 5 impacts grinding machine (11), it is characterized in that: also comprise disintegrating machine (12), elevator (13), storage bin hopper (14), superfine classifier (15), gatherer and air-introduced machine (16), the discharging opening of disintegrating machine (12) is communicated with the feeding mouth of elevator (13), the discharging opening of elevator (13) is communicated with the inlet of storage bin hopper (14), the outlet of storage bin hopper (14) is communicated with the import of material bin (8), the outlet of casing (3) is communicated with superfine classifier (15) by pipeline, superfine classifier (15) is communicated with gatherer by pipeline, and gatherer is communicated with air-introduced machine (16) by pipeline.
7, powder system of processing according to claim 6 is characterized in that: the outlet of storage bin hopper (14) is communicated with material bin (8) by screw(-type) feeder (17), and superfine classifier (15) also is communicated with material bin (8) by spiral feed back machine (18).
8, powder system of processing according to claim 6, it is characterized in that: gatherer is divided into one-level or two-stage, and the one-level gatherer is bag collector (20); First order gatherer in the two-stage gatherer is cyclone collector (19), second level gatherer is bag collector (20), cyclone collector (19) is communicated with bag collector (20) by pipeline, the pipeline of superfine classifier (15) is communicated with cyclone collector (19), and the pipeline of air-introduced machine (16) is communicated with bag collector (20).
9, powder system of processing according to claim 6 is characterized in that: on the discharge pipe of guide duct (10) and air-introduced machine (16) silencer (21) is installed all.
10, powder system of processing according to claim 6, it is characterized in that: also comprise electrical apparatus control system (22), it is characterized in that: electrical apparatus control system (22) is connected with air-introduced machine (16) by circuit and disintegrating machine (12), micro mist impact grinding machine (11), elevator (13), superfine classifier (15), gatherer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100494868A CN100484635C (en) | 2007-07-07 | 2007-07-07 | Micronizing impact grinder and the powder processing system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100494868A CN100484635C (en) | 2007-07-07 | 2007-07-07 | Micronizing impact grinder and the powder processing system thereof |
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| CN101081374A true CN101081374A (en) | 2007-12-05 |
| CN100484635C CN100484635C (en) | 2009-05-06 |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102430459A (en) * | 2011-10-28 | 2012-05-02 | 彩虹（张家港）平板显示有限公司 | Glass pulverizing machine and control method thereof |
| CN102985185A (en) * | 2010-05-07 | 2013-03-20 | 明宇微米系统有限公司 | Device for pulverizing and distribution transferring for coal |
| WO2013078758A1 (en) * | 2011-11-28 | 2013-06-06 | 河南省康星药业有限公司 | System formed by linking wood powder machine and powder sieve |
| CN105268531A (en) * | 2015-11-10 | 2016-01-27 | 桂林鸿程矿山设备制造有限责任公司 | External circulating movable powder processing system |
| CN106269189A (en) * | 2016-08-31 | 2017-01-04 | 腾冲明馨生物技术开发有限公司 | Highly effective and safe XIANGFEN device |
| CN107497585A (en) * | 2017-09-26 | 2017-12-22 | 江苏密友粉体新装备制造有限公司 | Large-scale dry method superfine powder production line |
| CN110653044A (en) * | 2019-11-07 | 2020-01-07 | 中铁工程装备集团有限公司 | Novel mill equipment |
| CN112473960A (en) * | 2020-11-26 | 2021-03-12 | 成都慧磁电子材料有限公司 | Crushing equipment and preparation process of alloy powder |
| CN114455593A (en) * | 2022-01-25 | 2022-05-10 | 苏州锦艺新材料科技股份有限公司 | Silicon micropowder grading processing production equipment |
| CN115254308A (en) * | 2022-06-22 | 2022-11-01 | 张华� | Starch-rich raw material milling process |
| CN116889920A (en) * | 2023-09-11 | 2023-10-17 | 烟台康司坦新材料科技有限公司 | Air flow crushing device for silicon oxide composite anode material |
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2007
- 2007-07-07 CN CNB2007100494868A patent/CN100484635C/en active Active
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102985185A (en) * | 2010-05-07 | 2013-03-20 | 明宇微米系统有限公司 | Device for pulverizing and distribution transferring for coal |
| CN102430459A (en) * | 2011-10-28 | 2012-05-02 | 彩虹（张家港）平板显示有限公司 | Glass pulverizing machine and control method thereof |
| WO2013078758A1 (en) * | 2011-11-28 | 2013-06-06 | 河南省康星药业有限公司 | System formed by linking wood powder machine and powder sieve |
| CN105268531A (en) * | 2015-11-10 | 2016-01-27 | 桂林鸿程矿山设备制造有限责任公司 | External circulating movable powder processing system |
| CN106269189A (en) * | 2016-08-31 | 2017-01-04 | 腾冲明馨生物技术开发有限公司 | Highly effective and safe XIANGFEN device |
| CN107497585A (en) * | 2017-09-26 | 2017-12-22 | 江苏密友粉体新装备制造有限公司 | Large-scale dry method superfine powder production line |
| CN110653044A (en) * | 2019-11-07 | 2020-01-07 | 中铁工程装备集团有限公司 | Novel mill equipment |
| CN112473960A (en) * | 2020-11-26 | 2021-03-12 | 成都慧磁电子材料有限公司 | Crushing equipment and preparation process of alloy powder |
| CN114455593A (en) * | 2022-01-25 | 2022-05-10 | 苏州锦艺新材料科技股份有限公司 | Silicon micropowder grading processing production equipment |
| CN114455593B (en) * | 2022-01-25 | 2023-04-07 | 苏州锦艺新材料科技股份有限公司 | Silica micropowder grading processing production equipment |
| CN115254308A (en) * | 2022-06-22 | 2022-11-01 | 张华� | Starch-rich raw material milling process |
| CN115254308B (en) * | 2022-06-22 | 2023-08-29 | 常州市佳华机械科技有限公司 | Starch-rich raw material pulverizing process |
| CN116889920A (en) * | 2023-09-11 | 2023-10-17 | 烟台康司坦新材料科技有限公司 | Air flow crushing device for silicon oxide composite anode material |
| CN116889920B (en) * | 2023-09-11 | 2023-11-10 | 烟台康司坦新材料科技有限公司 | Air flow crushing device for silicon oxide composite anode material |
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| Publication number | Publication date |
|---|---|
| CN100484635C (en) | 2009-05-06 |
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