CN202290194U - Vertical ball grinder - Google Patents

Vertical ball grinder Download PDF

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Publication number
CN202290194U
CN202290194U CN2011201823493U CN201120182349U CN202290194U CN 202290194 U CN202290194 U CN 202290194U CN 2011201823493 U CN2011201823493 U CN 2011201823493U CN 201120182349 U CN201120182349 U CN 201120182349U CN 202290194 U CN202290194 U CN 202290194U
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CN
China
Prior art keywords
mill
ball
rotary grinding
track
vertical
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Expired - Fee Related
Application number
CN2011201823493U
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Chinese (zh)
Inventor
赵溪泉
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赵溪泉
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Priority to CN2011201823493U priority Critical patent/CN202290194U/en
Application granted granted Critical
Publication of CN202290194U publication Critical patent/CN202290194U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a vertical ball grinder. The number of rails radially arranged on a grinding table of a ball grinder is gradually reduced from bottom to top. Since the rails on the grinding table are reduced gradually from bottom to top, the volume of grinding balls can be reduced and the grinding balls can be conveniently machined; moreover, materials can be repeatedly grinded to be very fine during grinding and the ball grinder is energy-saving.

Description

A kind of vertical ball mill
Technical field
The utility model relates to a kind of vertical ball mill.
Background technology
Vertical ball mill is to rely on to be installed in the mode that the abrading-ball between mill mills through extruding material is pulverized, with solve horizontal ball mill waste energy short with service life, and problem such as cost height.Name like Chinese patent 2542327Y number bulletin is called " a kind of vertical double mineral flour mill " and provides a kind of structure that just provides vertical ball mill.This kind flour mill comprises the abrasive material parts of two continuous comminuting matters; Each abrasive material parts is by upper millstone and lower millstone; And be installed in two abrading-balls between the mill and constitute; And in the abrasive material upper parts of components press member that is made up of hydraulic test is installed, its feed is to be provided by the electromagnetic shock loader, and discharging adopts the induced air type gatherer that material is forced to absorb in the gatherer.Yet, to fix owing to adopt to go up lower millstone in this flour mill, middle mill rotation is with the structure of the mode grinding material that drives abrading-ball and rotate; Cause the abrading-ball can only autorotation in the plane at its place; Can not be along with mill rotate synchronous rolling, and rely on the autorotation grinding material can make the big relatively frictional resistance of generation between mill and the abrading-ball merely, and then be prone to cause mill and abrading-ball premature damage; So the service life of this flour mill is short; Collect pulverized material because of this flour mill adopts the mode of induced draft blower withdraws simultaneously, and be trapped in usually in the mill track of abrading-ball bottom, when induced draft blower withdraws by levigate powder; It is very difficult wanting to make the interior powder of mill track to be drawn in the gatherer; Because of when wind-force is too small, the material collection that is difficult for being scheduled to fineness is in gatherer, and wind-force is excessive; Can large granular materials be collected in the gatherer together, and then influence by the quality of comminuting matter; In addition, for vertical flour mill, comminuting matter mainly is to rely on the weight and the mill of abrading-ball self that abrading-ball institute applied pressure is realized; And the weight of abrading-ball self and mill are directly proportional with the driving force that driving mechanism provides to abrading-ball institute applied pressure, under normal conditions, and in layering or classification pulverizing; Its layer or level are many more energy-conservation more, and material is pulverized carefully more, so; The double-deck flour mill of this kind wastes energy relatively, and the fineness that material is pulverized is undesirable.
The applicant applies for that to State Intellectual Property Office a key name is called " a kind of vertical ball mill " on April 2nd, 2009, and application number is 200920012750.5 patented technology.This kind ball mill comprises and is installed in the housing and the middle part is provided with at least four mills of through hole and axially-aligned and is installed in the abrading-ball between adjacent two mills; And drive by power set and can insert in the through hole of mill middle part to drive the axis that mill rotates synchronously; Be provided with a track that is used to limit the abrading-ball position on its mill, the assembly of exerting pressure that is used to push mill also is installed above housing simultaneously.Its meaning is that the mode with multistage pulverizing of also rolling when wanting to utilize the abrading-ball rotation solves problems such as energy waste and fineness be undesirable.Yet,, want to improve the grinding rate of material such as Iron Ore Powder because of only being provided with a track on the mill of this ball mill; Can only increase the volume of abrading-ball on the mill, and the volume of abrading-ball is big more, is difficult to the sphere of the standard of being processed on the one hand; In heat treatment process, be prone to crackle, cause its cost of manufacture higher, on the other hand; Because of the volume of abrading-ball is big, the fineness of the grinding of material is not still reached optimal degree; Simultaneously, because of the assembly of exerting pressure is to be made up of spring or hydraulic test, if adopt the bigger spring of elastic force; Though can increase the abrasive power of abrading-ball, when this ball mill of starting, need the sizable motor of power output, not only waste energy; And want to increase output, the fineness of material particles can't guarantee; If select the less spring of elasticity, though energy consumption of electrical machinery is less relatively, output can reduce greatly; Though hydraulic test can be adjusted the active force that mill applied easily, the cost of manufacture of hydraulic test and operating cost are all higher, thereby improve the cost of manufacture and the production cost of ball mill.
Summary of the invention
The task of the utility model provides a kind of mode that increases number of tracks of utilizing and realizes multistage pulverizing, to solve the vertical ball mill of problems such as making difficulty and grind size are big.
The vertical ball mill that the utility model proposed is installed in the mill on this vertical axis with comprising the vertical axis that is driven by power set that is installed in the housing and axially spaced-apart certain distance; And be installed in the abrading-ball between adjacent two mills; Mill comprises fixedly mill and is installed in adjacent two fixing rotary grinding disks between the mill; And the face that fixedly mill and rotary grinding disk are relative is provided with the track that abrading-ball rolls that is used for that caves inward, and the quantity of the track arranged radially on the said mill reduces from bottom to up.
Said fixedly mill comprise fixedly mill with in fixing mill, and time fixing mill; Go up fixedly mill and in first rotary grinding disk that the two sides is respectively arranged with a track fixedly is installed between the mill.Fixing mill and down second rotary grinding disk is installed between the mill fixedly in said, the upper surface of second rotary grinding disk is provided with at least two and gets on the right track, and lower surface is provided with at least three lower railway, and the arrangement of the lower railway radial skew ground on second rotary grinding disk.
The device for exerting that is used to push mill also is installed in the said housing; This device for exerting has the thrustor that is had externally threaded turning cylinder and driven by this turning cylinder by motor-driven; Thrustor comprises the pushing tow rod member that is installed on the turning cylinder and has an internal thread and is installed in the pressing plate of pushing tow Rod end, and is installed in pressing plate and goes up the fixedly spring between the mill upper surface.
The top of said housing is provided with dog-house, is provided with feed opening at mill at the position near track, the water storage cover that above housing, also is provided with water inlet and is connected with water inlet.
Said power set comprise the main motor that is installed in housing top and by the motor-driven fluted disc of this master, and at this fluted disc middle part vertical axis are installed.
The track that the vertical ball mill that the utility model proposed adopts little by little dwindles from bottom to top, and the mill that promptly has is provided with a plurality of tracks, and the many volumes that can reduce abrading-ball on the one hand of track; Abrading-ball can be processed easily, on the other hand, because of a mill is provided with a plurality of tracks; So, in the process of grinding material, can make material repeat to grind; Can improved grinding is very thin, and do not need very big driving force, make this ball mill energy-conservation; In addition, apply assembly and adopt the mechanical type thrustor, this device can be adjusted its pressure easily; As when the just primer bulb grinding machine, can pressure be adjusted to less, when grinding material; Can be according to its pressure of hardness adjustment of material; So, energy-conservation during this ball mill starting, in the process of grinding material, can reduce cost.
Description of drawings:
Accompanying drawing 1 is the outward appearance cross-sectional view of the embodiment of vertical ball mill that proposes of the utility model;
Accompanying drawing 2 is second rotary grinding disk outward appearance cut-away section structural representations among Fig. 1;
Accompanying drawing 3 is outward appearance cross-sectional view of an embodiment of device for exerting among Fig. 1;
Accompanying drawing 4 is outward appearance cross-sectional view of water storage assembly among Fig. 1;
The specific embodiment:
Referring to Fig. 1 and Fig. 2, these two accompanying drawings provide the overall appearance structure of the embodiment of vertical ball mill that the utility model proposes.This ball mill comprises housing 1, mill 2, power set 3, device for exerting 4, abrading-ball 5 and water storage assembly 6.
The upper end of housing 1 is provided with dog-house 11 and water storage assembly 6, and power set 3, and mill 2 and abrading-ball 5 are installed below power set 3.Power set 3 comprise motor 31 and the fluted disc 32 that is driven by this motor output shaft, and the vertical axis 33 that is installed in fluted disc 32 middle parts, when motor 31 rotates, drive vertical axis 33 through fluted disc 32 and rotate.
Mill 2 comprises fixedly mill and is installed in the rotary grinding disk on the vertical axis 33, when vertical axis 33 is rotated, can drive rotary grinding disk and rotate.Said fixedly mill comprise axially be arranged in order downwards go up fixedly mill 21 with in fixing mill 22, and time fixing mill 23; Last fixedly mill 21 and in first rotary grinding disk 25 that the two sides is respectively arranged with a track 24 fixedly is installed between the mill 22.In fixing mill 22 and second rotary grinding disk 26 fixedly is installed between the mill 23 down; The upper surface of second rotary grinding disk 26 is provided with two and gets on the right track 27; In the fixing lower surface of mill 22 be provided with and get on the right track 27 position and the corresponding track of quantity; The lower surface of second rotary grinding disk 26 is provided with three lower railway 28; And lower railway 28 is arranged along radial skew ground, helps material and moves downwards, and following fixedly mill 23 also is provided with position and the corresponding track of quantity with lower railway 28.
On above-mentioned fixedly mill and each the bar track between the rotary grinding disk abrading-ball 5 is installed all, when fixedly mill and rotary grinding disk are when relatively rotating, abrading-ball 5 rolling in orbit is to grind material.When grinding material; At first with after this ball mill starting; Again material is joined in the ball mill from dog-house 11; Polished material gets into the upper surface of first rotary grinding disk 25 from last fixedly mill 21 near the position of vertical axis 33, on material gets under action of centrifugal force fixedly in the abrading-ball 5 between mill 21 and first rotary grinding disk 25, when abrading-ball 5 is ground to certain fineness with it after formed space 12 outflows between the sidewall of housing 1 and first rotary grinding disk 25; Material is under the impact of self weight or water; Get into again first rotary grinding disk 25 and in fixedly in the abrading-ball between the mill 22 5, through the material that grinds for the second time certain fineness therefrom fixedly the middle part of mill 22 get on second rotary grinding disk 26, under action of centrifugal force, grind again in the material entering abrading-ball 5; When abrading-ball 5 is ground to certain fineness with it after formed space 13 outflows between the sidewall of housing 1 and second rotary grinding disk 26; Material gets into second rotary grinding disk 26 and down fixedly in the abrading-ball between the mill 23 5 again under the impact of self weight or water, material through grinding after from the fixedly middle part of mill 23 outflow down.Lower railway 28 on second rotary grinding disk 26 is obliquely installed, and helps material and flows out.
Simultaneously; Different according to material; Can mill 2 be provided with different number of tracks, fixedly between the mill 23 and second rotary grinding disk 26 4-6 bar track be set as follows, second rotary grinding disk 26 and in 3-5 bar track fixedly is set between the mill 22; In fixedly between mill 22 and first rotary grinding disk 25 2-4 bar track is set, between first rotary grinding disk 25 and the last fixedly mill 21 1-3 bar track is set.
Referring to Fig. 3, this figure provides the outward appearance cross-sectional view of 4 one embodiment of device for exerting.This device for exerting 4 comprises by shaft-driven worm screw 42 of the output of motor 41 and the worm gear 43 that is meshed with worm screw 42, and worm gear 43 middle parts are installed and have and have externally threaded turning cylinder 44, this turning cylinder 44 drives thrustors.Thrustor has the pushing tow rod member that is installed on the turning cylinder 44 and has internal thread 45 and the pressing plate 46 that is installed in pushing tow rod member 45 ends, pressing plate 46 and on spring 47 (referring to Fig. 1) fixedly is installed between mill 21 upper surfaces.When motor 41 rotates, can make pressing plate 46 actions, pressure is applied on the spring 47.
Referring to Fig. 4, this figure provides the outward appearance cross-sectional view of 6 one embodiment of water storage assembly.This water storage assembly 6 comprises the water storage cover 62 that the top that is installed in housing 1 also is provided with water inlet 61 and is connected with water inlet 61.Water in the water storage cover 62 can flow out from the through hole 63 that is arranged on the below, in order to impact polished material.

Claims (8)

1. vertical ball mill; This ball mill is installed in the mill on this vertical axis with comprising the vertical axis that is driven by power set that is installed in the housing and axially spaced-apart certain distance; And be installed in the abrading-ball between adjacent two mills; Said mill comprises fixedly mill and is installed in adjacent two fixing rotary grinding disks between the mill; And the face that fixedly mill and rotary grinding disk are relative is provided with the track that abrading-ball rolls that is used for that caves inward, and it is characterized in that: the quantity of the track arranged radially on the said mill reduces from bottom to up.
2. vertical ball mill according to claim 1 is characterized in that: said fixedly mill comprise fixedly mill with in fixing mill, and time fixing mill; Go up fixedly mill and in first rotary grinding disk that the two sides is respectively arranged with a track fixedly is installed between the mill.
3, vertical ball mill according to claim 2; It is characterized in that: fixing mill and second rotary grinding disk fixedly is installed between the mill down in said; The upper surface of second rotary grinding disk is provided with at least two and gets on the right track; Lower surface is provided with at least three lower railway, and the lower railway radial skew ground on second rotary grinding disk is arranged.
4, vertical ball mill according to claim 1 is characterized in that: the device for exerting that is used to push mill also is installed in the said housing, and this device for exerting has the thrustor that is had externally threaded turning cylinder and driven by this turning cylinder by motor-driven.
5, vertical ball mill according to claim 4; It is characterized in that: said thrustor comprises the pushing tow rod member that is installed on the turning cylinder and has an internal thread and is installed in the pressing plate of pushing tow Rod end, and is installed in pressing plate and goes up the fixedly spring between the mill upper surface.
6, vertical ball mill according to claim 1 is characterized in that: the top of said housing is provided with dog-house, and said mill is provided with feed opening at the position near track.
7, vertical ball mill according to claim 1 is characterized in that: said power set comprise the main motor that is installed in housing top and by the motor-driven fluted disc of this master, and at this fluted disc middle part vertical axis are installed.
8, vertical ball mill according to claim 1 is characterized in that: the water storage cover that the top of said housing also is provided with water inlet and is connected with water inlet.
CN2011201823493U 2011-06-01 2011-06-01 Vertical ball grinder Expired - Fee Related CN202290194U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011201823493U CN202290194U (en) 2011-06-01 2011-06-01 Vertical ball grinder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011201823493U CN202290194U (en) 2011-06-01 2011-06-01 Vertical ball grinder

Publications (1)

Publication Number Publication Date
CN202290194U true CN202290194U (en) 2012-07-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011201823493U Expired - Fee Related CN202290194U (en) 2011-06-01 2011-06-01 Vertical ball grinder

Country Status (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103008063A (en) * 2012-12-07 2013-04-03 陈晨 Ball mill
CN104437759A (en) * 2014-12-18 2015-03-25 李广勋 Combined ordered multi-pass internal-classification screening vertical type ball mill
CN104492556A (en) * 2014-12-18 2015-04-08 高伟 Vertical ball mill with embedded adjustable-speed motor

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103008063A (en) * 2012-12-07 2013-04-03 陈晨 Ball mill
CN103008063B (en) * 2012-12-07 2014-06-25 陈晨 Ball mill
CN104437759A (en) * 2014-12-18 2015-03-25 李广勋 Combined ordered multi-pass internal-classification screening vertical type ball mill
CN104492556A (en) * 2014-12-18 2015-04-08 高伟 Vertical ball mill with embedded adjustable-speed motor

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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: 20120704

Termination date: 20160601