CN201366354Y - Superfine mill - Google Patents

Superfine mill Download PDF

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Publication number
CN201366354Y
CN201366354Y CNU2009201064448U CN200920106444U CN201366354Y CN 201366354 Y CN201366354 Y CN 201366354Y CN U2009201064448 U CNU2009201064448 U CN U2009201064448U CN 200920106444 U CN200920106444 U CN 200920106444U CN 201366354 Y CN201366354 Y CN 201366354Y
Authority
CN
China
Prior art keywords
main shaft
crushing
assembly
gear ring
annular gear
Prior art date
Application number
CNU2009201064448U
Other languages
Chinese (zh)
Inventor
王清发
连钦明
王焕澄
Original Assignee
龙岩市亿丰粉碎机械有限公司
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Application filed by 龙岩市亿丰粉碎机械有限公司 filed Critical 龙岩市亿丰粉碎机械有限公司
Priority to CNU2009201064448U priority Critical patent/CN201366354Y/en
Application granted granted Critical
Publication of CN201366354Y publication Critical patent/CN201366354Y/en

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Abstract

The utility model discloses a superfine mill used for producing superfine powder, comprising a classifier assembly, a crushing cavity barrel, a feeding device, a transmission main shaft assembly and a base fixedly connected with the ground, which are sequentially arranged from top to bottom, wherein the classifier assembly is arranged in the crushing cavity barrel and is fixedly connected with the bottom end of a main shaft of a motor driving device; and the transmission main shaft assembly is fixedly connected on the upper surface of the base. The superfine mill is characterized in that the lower side of the classifier assembly of the crushing cavity barrel is vertically provided with two layers of crushing chambers; and a tooth-shaped caulking ring is parallel arranged between the upper layer crushing chamber and the lower layer crushing chamber. Through the arrangement of the double-layer crushing chambers, the crushing area of a crushing pair is increased, the crushing efficiency and the product fineness are improved, and the powder fineness can reach up to over 1,250 mesh; the application range is wide, including the superfine milling in the industries like pesticide crushing, medicine, food, nonmetal ore and coatings. The superfine mill can replace a jet mill in the production of chemical and pesticide products, and is easy for popularization and application.

Description

A kind of ultrafine crusher
Technical field
This is practical to relate to a kind of size reduction machinery, specifically is a kind of ultrafine crusher of producing superfine powder that is applicable to.
Background technology
Along with the fast development of China's powder industry, more and more higher to the productivity effect requirement of ultra-fine grinding product.Ultrafine crusher of the prior art, usually only be provided with a pulverizing chamber and a cover crushing auxiliary in its crushing chamber cylindrical shell, the pulverizer of this structure thickness powder in material crush cycle process is all only pulverized through one-level in same crushing chamber, therefore, output and fineness are carried not high, produce particularly that the above powder product of 800 orders yields poorly, energy consumption height, crush efficiency be low, thereby, far can not satisfy the production requirement that high order is counted superfine powder.
The utility model content
In order to solve the defective that exists in the above-mentioned prior art, the purpose of this utility model is to provide a kind of can improve the ultrafine crusher that impact grinder productivity effect, product fineness reach 1250 order powders.
To achieve these goals, the utility model adopts following technical scheme, a kind of ultrafine crusher, it comprises grader assembly, crushing chamber cylindrical shell, feed arrangement, transmission main shaft assembly, support, motor driver and the base affixed with ground that sets gradually from top to bottom; Wherein, the grading room of grader assembly and all be positioned at the crushing chamber cylindrical shell with its affixed grading wheel in bottom, the main shaft bottom of the axis of this grading wheel and grader motor is affixed; The transmission main shaft assembly is fixed in the described support and by belt pulley and is connected with described motor driver, and the main shaft of this transmission main shaft assembly is stretched out by described upper part of the frame; Its characteristics are: at the built-in grader assembly downside of crushing chamber cylindrical shell, the pulverizing chamber of upper and lower 2 layers of same structure vertically is housed, wherein, pulverizing chamber is made of annular gear ring and rotor, and described annular gear ring constitutes this pulverizing chamber sidewall and affixed with described crushing chamber cylinder inboard wall; Described rotor is by hammer dish and several tup assemblies, and the central axle sleeve of hammer dish is located on the main shaft of transmission main shaft assembly, leaves the gap between this hammer dish periphery and the annular gear ring; Several tups are equidistantly affixed along the edge of hammer dish upper surface; Between upper strata annular gear ring and lower floor's annular gear ring, be provided with a profile of tooth spacer ring, every being provided with a location axle sleeve, described profile of tooth spacer ring and described location axle sleeve separate upper strata pulverizing chamber and lower floor's pulverizing chamber between the central shaft of the central shaft of upper strata hammer dish and lower floor's hammer dish.
Above-mentioned feed arrangement is a spiral charging assembly, and the feeding screw that spiral charging assembly joins by hopper, with this feed hopper bottom assembles, and the charging aperture of this feeding screw is located on the barrel of described crushing chamber one side and is communicated with described lower floor pulverizing chamber.
The height of above-mentioned annular gear ring is 130-150mm, and during installation, the position, base of this annular gear ring is lower than the hammer dish height 10mm that this pulverizing chamber is provided with.
The gap of above-mentioned annular gear ring and hammer dish periphery is 8-15mm.
Above-mentioned tup is provided with 8-14, and the best is set to 12.
Above-mentioned tup is a square hammer.
Above-mentioned support side is provided with 4 air inlets, respectively towards 4 directions all around.
The utility model adopts technique scheme, its beneficial effect is as follows: double-deck pulverizing chamber about 1, with the single pulverizing chamber architecture advances in the pulverizer of the prior art chamber being, the pulverizing chamber that original one-level is pulverized realizes the two-stage pulverizing, effectively increased the pulverizing area of crushing auxiliary, crush efficiency can improve more than 60%, thereby energy consumption is reduced.2, the setting of double-deck pulverizing chamber up and down can effectively improve product fineness; Promptly ought thicker material entering lower floor's pulverizing chamber obtains one-level and pulverizes its meal content height; The meal that enters the upper strata pulverizing chamber carries out secondary to be pulverized, and after repeatedly circulation was pulverized, the high meal of fine powder content was few, and its product fineness is good, can produce the product of the above high order number of 1250 orders.3, the constant pulverizing chamber that increased of other system, its compact conformation, little, the low cost of manufacture of volume.4, it is applied widely, comprises that the ultra-fine grinding of industries such as agricultural chemicals pulverizing, medicine, food, nonmetallic ore, coating is all applicable.Also alternative airflow milling production in many chemical industry, Pesticidal products are produced.
Description of drawings
Fig. 1 is overall structure of the present utility model and partial cutaway schematic
The specific embodiment
As shown in Figure 1, the utility model is provided with grader assembly 1 from top to bottom, crushing chamber cylindrical shell 2, spiral charging assembly 8, transmission main shaft assembly 13, motor driver and the support 12 affixed with ground, transmission main shaft assembly 13 is packed on the support 12 side by side with motor driver, and crushing chamber cylindrical shell 2 is fixed on the transmission main shaft assembly 13; Wherein, crushing chamber cylindrical shell 2 interior vertically settings by upper and lower two pulverizing chamber have constituted pair of lamina pulverizing chamber ultra-fine grinding structure, the main shaft socket of the axis of two pulverizing chamber and transmission main shaft assembly 13; Spiral charging assembly 8 is arranged at the bottom of crushing chamber cylindrical shell 2, and the charging aperture of this spiral charging assembly 8 is arranged in the sidewall of crushing chamber cylindrical shell 2 and is communicated with the lower floor pulverizing chamber.
Grader assembly 1 is installed in the top of crushing chamber cylindrical shell 2, be provided with the classification motor in the grader assembly 1, grading room be connected and be fixed in the grading wheel of grading room bottom with the classification electric machine main shaft, one discharging elbow is housed on the grading room sidewall, the opening of this discharging elbow is connected with the cyclone dust removal gathering system of peripheral hardware towards this pulverizer outside.
Upper and lower two pulverizing chamber structures are identical, are equipped with stator and rotor; Stator is to be installed in pulverizing chamber periphery and the annular gear ring affixed with the crushing chamber cylinder inboard wall, and rotor is hammer dish and tup assembly; The central shaft of last hammer dish 5, following hammer dish 10 all is sheathed on the main shaft of transmission main shaft assembly 13; Last hammer coils 5 top surface edge places and equidistantly is fixed with 12 upper rams 4; Following hammer coils 10 top surface edge places and equidistantly is fixed with 12 lower rams 9; Between last hammer dish 5 peripheries and the last annular gear ring 3, all leave the gap between time hammer dish 10 and the following annular gear ring 7, the desirable 8-15mm in its gap is so that air-flow and material pass through; Annular gear ring height is 130-150mm, and during installation, the lower end of this annular gear ring is a little less than the hammer 10mm place, limit that tries to get to the heart of a matter; The edge of hammer dish upper surface equidistantly is connected with 12 square hammer;
Between upper strata annular gear ring 3 and lower floor's annular gear ring 7, be provided with a gear ring spacer ring 11, every being provided with a location axle sleeve 6, gear ring spacer ring 11 separates upper strata pulverizing chamber and lower floor's pulverizing chamber with location axle sleeve 6 between the central shaft of the central shaft of upper strata hammer dish 5 and lower floor's hammer dish 10.
Spiral charging assembly 8 is by feed hopper, assemble with the feeding screw of this feed hopper bottom connection, the charging aperture of this feeding screw be arranged in crushing chamber cylindrical shell 2, gear ring spacer ring 11 and lower floor annular gear ring 7 same sidewall and with the lower floor pulverizing chamber in communicate.
The equidistant affixed square hammer in the edge of hammer dish upper surface can select to be provided with 8-14 according to the size of pulverizer type; Transmission main shaft assembly 13 is made of transmission main shaft, bearing block and motor belt drive unit.
Operation principle of the present utility model is as follows:
When material is sent into lower floor's pulverizing chamber by spiral charging assembly 8, under the impact of the following hammer dish 10 of rotation at a high speed and lower ram 9, material is delivered to certain linear velocity (more than 100 meter of per second) make material be thrown to lower floor's annular gear ring 7 at a high speed to form head-on collision and pulverize; Under the effect of air-flow, material produces mutual collision impact and high speed shear effect simultaneously, pulverizes thereby obtain one-level; On the four direction of support 12, respectively be provided with 1 square air inlet, in making crushing chamber cylindrical shell 2, the system fan exhausting forms of four the square orifices suctions of the air-flow of negative pressure from support 12 sidewalls, by the gap of lower floor's annular gear ring 7 with following hammer dish 9, the material that the lower floor pulverizing chamber is pulverized is through the gap of upper strata annular gear ring 3 with last hammer dish 5, enter the upper strata pulverizing chamber and be subjected to the secondary impact comminution once more, under the effect of negative-pressure air-flow, material after the pulverizing sucks in the grader assembly 1 and carries out classification, when fineness reaches qualified products, sucked the cyclone dust removal gathering system through the discharging elbow by blower fan, thicker defective work is fallen into the repeatedly pulverizing that circulates once more in the upper strata pulverizing chamber of hammer dish 3 from the air inducing ring of cone-shaped.

Claims (8)

1, a kind of ultrafine crusher, it comprises grader assembly, crushing chamber cylindrical shell, feed arrangement, transmission main shaft assembly, support, motor driver and the base affixed with ground that sets gradually from top to bottom; Wherein, the grading room of grader assembly and all be positioned at the crushing chamber cylindrical shell with its affixed grading wheel in bottom, the main shaft bottom of the axis of grading wheel and grader motor is affixed; The transmission main shaft assembly is fixed in the described support and by belt pulley and is connected with described motor driver, and the main shaft of this transmission main shaft assembly is stretched out by described upper part of the frame; Its characteristics are: at the built-in grader assembly downside of crushing chamber cylindrical shell, upper and lower 2 layers of isostructural pulverizing chamber vertically are housed, wherein, pulverizing chamber is made of annular gear ring and rotor, and described annular gear ring constitutes this pulverizing chamber sidewall and affixed with described crushing chamber cylinder inboard wall; Described rotor is made up of hammer dish and several tups, and the central axle sleeve of described hammer dish is located on the main shaft of described transmission main shaft assembly, leaves the gap between this hammer dish periphery and the described annular gear ring; Described several tups are equidistantly affixed along the edge of described hammer dish upper surface; Between upper strata annular gear ring and lower floor's annular gear ring every being provided with a profile of tooth spacer ring, every being provided with a location axle sleeve, described profile of tooth spacer ring and described location axle sleeve separate described upper strata pulverizing chamber and lower floor's pulverizing chamber between the central shaft of the central shaft of upper strata hammer dish and lower floor's hammer dish.
2, ultrafine crusher as claimed in claim 1, it is characterized in that: described feed arrangement is a spiral charging assembly, the feeding screw that spiral charging assembly joins by hopper, with this feed hopper bottom assembles, and the charging aperture of this feeding screw is arranged in described crushing chamber barrel and communicates with described lower floor pulverizing chamber.
3, ultrafine crusher as claimed in claim 2 is characterized in that: the height of described annular gear ring is 130-150mm, and its position, base is lower than described hammer dish height 10mm.
4, ultrafine crusher as claimed in claim 3 is characterized in that: the gap of described annular gear ring and described hammer dish periphery is 8-15mm.
5, ultrafine crusher as claimed in claim 4 is characterized in that: described support side is provided with 4 air inlets, respectively towards 4 directions all around.
6, ultrafine crusher as claimed in claim 5 is characterized in that: described tup is a square hammer.
7, as each described ultrafine crusher of claim 1-6, it is characterized in that: described tup is provided with 8-14.
8, ultrafine crusher as claimed in claim 7 is characterized in that: described tup is provided with 12.
CNU2009201064448U 2009-03-23 2009-03-23 Superfine mill CN201366354Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CNU2009201064448U CN201366354Y (en) 2009-03-23 2009-03-23 Superfine mill

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102284331A (en) * 2011-08-17 2011-12-21 四川欧曼机械有限公司 Novel milling device
CN101700505B (en) * 2009-11-20 2012-08-08 陈献荣 Cellulose finished product grinder
CN103657794A (en) * 2012-09-26 2014-03-26 湖北金阳石新型耐磨材料科技有限公司 Vertical throwing hammer crusher device system
CN104415821A (en) * 2013-09-09 2015-03-18 唐金祥 Sieve-free ultrafine pulverizer
CN104959191A (en) * 2015-07-08 2015-10-07 福建丰力机械科技有限公司 Mechanical impact-type ultrafine grinder
CN105312144A (en) * 2014-06-10 2016-02-10 细川密克朗国际公司 Ultra-micro airflow grading mill
WO2017004804A1 (en) * 2015-07-08 2017-01-12 张志聪 Mechanical shock-type ultrafine pulverizer and pulverizing pair
CN106423456A (en) * 2016-12-03 2017-02-22 无锡艾科瑞思产品设计与研究有限公司 Ultrafine grinder for producing ultrafine powder
WO2020029099A1 (en) * 2018-08-08 2020-02-13 王春峰 High-wear-resistant and contaminant-free micro powder grinding mill

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101700505B (en) * 2009-11-20 2012-08-08 陈献荣 Cellulose finished product grinder
CN102284331A (en) * 2011-08-17 2011-12-21 四川欧曼机械有限公司 Novel milling device
CN103657794A (en) * 2012-09-26 2014-03-26 湖北金阳石新型耐磨材料科技有限公司 Vertical throwing hammer crusher device system
CN104415821A (en) * 2013-09-09 2015-03-18 唐金祥 Sieve-free ultrafine pulverizer
CN105312144A (en) * 2014-06-10 2016-02-10 细川密克朗国际公司 Ultra-micro airflow grading mill
CN105312144B (en) * 2014-06-10 2018-04-20 细川密克朗国际公司 Ultra micro air current classifying is ground
CN104959191A (en) * 2015-07-08 2015-10-07 福建丰力机械科技有限公司 Mechanical impact-type ultrafine grinder
WO2017004804A1 (en) * 2015-07-08 2017-01-12 张志聪 Mechanical shock-type ultrafine pulverizer and pulverizing pair
CN106423456A (en) * 2016-12-03 2017-02-22 无锡艾科瑞思产品设计与研究有限公司 Ultrafine grinder for producing ultrafine powder
WO2020029099A1 (en) * 2018-08-08 2020-02-13 王春峰 High-wear-resistant and contaminant-free micro powder grinding mill

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Granted publication date: 20091223

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