CN201183005Y

CN201183005Y - Wet-type spiral roller mill

Info

Publication number: CN201183005Y
Application number: CNU2007200640785U
Authority: CN
Inventors: 李霖
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-08-01
Filing date: 2007-08-01
Publication date: 2009-01-21
Anticipated expiration: 2017-08-01

Abstract

The utility model relates to a wet type spiral roll milling machine, which is machinery for fine grinding mineral material. At present, the wet grinding generally can not be performed by the roll milling machine, the material is easy to deposit in the roll milling machine, transmission components and running rollers are operated in an identical working room, and the transmission components are easy to be worn out. The roll milling machine solves the defects by adopting the technology provided with a spiral impeller machine core, an isolation plate and an isolation ring. The roll milling machine is mainly and technically characterized in that the machine core provided with an open impeller, a main shaft, the running rollers, an auxiliary shaft and a spiral impeller is arranged in a bearing seat on two end covers of the tubular machine body through bearings, the isolation ring and the isolation plate are arranged on the inner wall of the machine body and at the inner side of the open impeller of the main shaft, and the machine body is divided into a driving chamber and a material grinding chamber. The roll milling machine has the advantages that the mineral material is ensured to be evenly distributed in the milling machine, the material grinding and material discharging speeds are fast, the mineral material deposited in the material grinding chamber is less, the grinding efficiency is high, the product granularity is fine, the breakable parts are less, and the dispatched power is small.

Description

Wet type propellers grinding machine

Technical field:

The utility model belongs to size reduction machinery, particularly a kind of High effect grinder that is applicable to the levigate grain of wet type mineral.

Background technology:

At present, the main machinery of the processing of ore fine grinding is had: ball mill, vibrating mill, agitator mill and various forms of roller mill, thunderous illiteracy grinding machine etc.Ball mill is that rotary barrel makes a large amount of steel ball and mineral material mutual extrusion, collision and grindings in the cylindrical shell, reaches the purpose of levigate mineral material, and its treating capacity is big, can wet-milling, and easy to maintenance, be decided to be the capital equipment of abrasive material by the domestic overwhelming majority's the factory that selects.But this equipment volume is big, heaviness, and required drive is big, and manufacturing cost and use cost are all than higher, and levigate grain ore deposit efficient is low.Vibrating mill be by steel ball in the cylindrical shell and mineral material under the drive of bobbing machine, the extruding that dither causes, collision and grinding and reach levigate mineral, its product granularity is thin, than ball mill efficiency height, but its body volume is little, and it is little to handle mineral quantity, and consumable accessory is many, maintenance capacity is big, and is limited to use.Agitator mill is to stir cylindrical shell interior medium and mineral matter by the shaft impeller, makes their mutual extrusion, collision and grinding, reaches the purpose of ore grinding, because of shaft and damage in impeller big, required drive is big, the maintenance trouble, and be limited in using in fine grinding and the ultra-fine mill field.Various forms of roller mills, as Raymond machine etc., they all are to drive running roller rolling, extruding and grinding mineral material by gear frame, drive or power transmission shaft, and reach the purpose of levigate mineral; Because they are well-regulated roll extrusion, so take random collision ore grinding good than other grinding machine, the roller mill rotating speed is fast, efficient is also high, product granularity is thin, but all roller mills all are dry grinding mineral material, the required energy consumption of oven dry mineral matter is big, and its viscosity of wet-milling mineral aggregate is understood bed hedgehopping or is filled up thick roll extrusion working face, and grinding machine can't be worked, the running roller gear frame of most roller mills simultaneously, drive bearing etc. all with the running roller abrasive material operating room work that environment is abominable that coexists, dust and high temperature make driving member such as bearing easy to wear; And safeguard, overhaul, refuel and all must open grinding chamber, work is extremely inconvenient.Above-described various grinding machine also has a common ground, is exactly all the mineral material to be ground into certain particle, just can be discharged out, and the discharging no more than the time; Therefore, a large amount of mineral material that grind or that do not grind deposits in the operating room, forms resistance, has consumed a large amount of power, has wasted the energy.

Summary of the invention:

The purpose of this invention is to provide a kind of efficient roller mill that can grind wet feed, taked the grinding mode of " fast mill, fast discharging, many circulations ", it is little to have an operating room, and treating capacity is big, and the required drive configuration is little, rational in infrastructure, few easy workout part, characteristics such as easy to maintenance.

The object of the present invention is achieved like this: the monolithic cylinder by pin-connected panel liner plate and the blue dish of band valve constitutes body; Quadruplet diacytic type running roller by main shaft, bearing, open end blade, helical runner, division board, driving pulley and band the body of sliding bearing constitutes movement; Pin-connected panel end casing by the tape spool bearing constitutes core base, separates abrasive material district and drive area by shading ring and division board.Its technical characterictic is:

Whole shape cylinder body recited above is equipped with feed hopper at feed end, at its inwall the pin-connected panel liner plate is housed, and has discharge gate in its discharge end bottom, firmly is welded with the valve orchid of installation end cover plate respectively at its two ends, and the cylindrical shell bottom is welded with support.

Movement recited above is that bearing and two open end blades, suit helical runner between two open end blades are housed on the main shaft two ends; Symmetrical setting-in quadruplet diacytic type roller in the external circumference of helical runner also is equipped with two division boards on the two ends of helical runner and the main shaft between the open end blade, have the radial slot of four symmetries on the circumference of division board, and wherein movement one end also is equipped with driving pulley.

On its excircle of open end blade recited above, symmetry have four radial slots, be used to lay plain bearing housing.

Helical runner recited above is by the hollow shaft of band keyway and on the excircle of hollow shaft helical blade is housed and constitutes; On the excircle of helical runner, radial symmetric has four running roller embedding slots.

Two end casings recited above, size shape are all the same, and circumference evenly is drilled with installing hole, and the centre has axis hole, the every all symmetrical separately two halves of end casing, and Lower Half is equipped with the bearing mount pad, and the first half has to observe gives oilhole.

Shading ring recited above is that the hollow iron hoop by certain width constitutes, and is installed on the cylindrical shell of medial surface of two open end blades.

Diacytic type running roller recited above is at the two ends of countershaft the body of sliding bearing to be installed, and with rule 2-3 running roller is installed symmetrically in certain sequence on countershaft, and countershaft is with the protection axle sleeve.On the running roller outer circumference surface, the periphery of processing belt helical teeth is to strengthen grinding efficiency.

The utility model is placed in the connected mode of open end blade groove, the harmful effect of having avoided difficult broken ore that running roller is caused owing to adopted the diacytic type running roller; The movement change in rotational speed, running roller is subjected to action of centrifugal force, and the pressure at right angle that running roller is applied on the cylinder inboard wall changes, and improves rotating speed, has reached the purpose of raising the efficiency.Adopt the external designs of driving member such as open end blade, plain bearing housing, be separated into abrasive material district and drive area with shading ring and division board, the driving member and the running roller that have solved other roller mill are worked in same workspace, cause driving member defective easy to wear; Defeated, the marker method that adopt current and helical runner to rotate with movement, having solved other roller mill can not wet-milling and the problem of above-mentioned all easy jetsams in grinding machine workspace, has therefore reduced body volume, has reduced power configuration, improve efficient, saved the energy.

The utility model grinding machine member adopts split-type design, has brought convenience for maintenance, installation and replacing.String has multistage running roller on the accessory whorl of the utility model grinding machine, and is higher than single-stage running roller efficient such as Raymond mills, better effects if.Not enough as centrifugal force, also can on open end blade, install power assisting device additional, in order to strengthen the outside radial pressure of running roller.

The utility model roller mill and grader are used, and the material that grader is discharged grinding machine carries out classification, the coarse granule material that does not grind is entered in the grinding machine from feed hopper with initiate material reface, and have reached the purpose of " fast mill, fast discharging, many circulations ".

The utility model grinding machine also has the defective that can not adapt to big fast material.If can be used with the ball mill machine, ball mill preliminary grinding, the fine grinding of this grinding machine can solve the defective in the difficult levigate grain of ball mill ore deposit, and they are learnt from other's strong points to offset one's weaknesses, and can improve the efficient of selecting the single ball mill ore grinding of factory at present greatly.

Description of drawings:

Below in conjunction with accompanying drawing the present invention is further described:

Fig. 1 is a concrete structure schematic diagram of the present invention.

Fig. 2 is a movement A-A profile.

Fig. 3 is the running roller structure chart.

Fig. 4 open end blade structure chart.

Fig. 5 plain bearing housing cutaway view.

The specific embodiment:

Describe the concrete structure of the present invention and the course of work in detail according to Fig. 1-Fig. 5.

Pin-connected panel liner plate [1] is installed in the cylindrical shape body [2]; open end blade [3] is sleeved on the main shaft [4]; helical runner [5] is sleeved between the open end blade; on countershaft [6], install running roller [7] and protection axle sleeve [8]; load onto the body of sliding bearing [9] at the countershaft two ends; the diacytic type running roller body that assembles is placed in the open slot [10] of open end blade; install division board [11] and install main shaft bearing [12] and driving pulley [13]; this movement that installs is put into body, install the upper and lower side cover plate [15] of shading ring [14] and tape spool bearing.Install the discharge groove of feed hopper [16] and discharge gate [17], at last support [18] is connected with concrete foundation.

In grinding machine when work,, the movement fast rotational under action of centrifugal force, makes on the open end blade forth set of rollers wheel body in the groove be close to the body inwall and rolls.Simultaneously, discharge groove is in time carried and be discharged into to the helical runner on the movement with material unnecessary in the operating room.After the classified machine classification, grader in time returns to hopper with underproof bulky grain material, refaces with initiate material, thereby has reached the effect of " fast mill, fast discharging, many circulations ".

Claims

1. a wet type propellers grinding machine constitutes body by pin-connected panel liner plate and the blue monolithic cylinder of coiling of band valve; Quadruplet diacytic type running roller by main shaft, bearing, open end blade, helical runner, division board, driving pulley and band the body of sliding bearing constitutes movement; Pin-connected panel end casing by the tape spool bearing constitutes core base, separates ore grinding district and drive area by shading ring and division board; It is characterized in that: at monolithic cylinder body feed end feed hopper is housed, the pin-connected panel liner plate is housed on the wall within it, have discharge gate in its discharge end bottom, firmly be welded with the valve orchid of installation end cover plate at its two ends respectively, the cylindrical shell bottom is welded with support; Bearing is housed on the main shaft two ends and two opening leaves are swung, suit helical runner between two open end blades; Symmetrical setting-in quadruplet diacytic type roller in the helical runner excircle also is equipped with two division boards on the two ends of helical runner and the main shaft between the open end blade, have the radial slot of four symmetries on the circumference of division board, and wherein main shaft one end also is equipped with driving pulley.

2. according to the described wet type propellers of claim 1 grinding machine, it is characterized in that: two circular open impellers that have four radial slots are housed on the main shaft.

3. according to the described wet type propellers of claim 1 grinding machine, it is characterized in that: be set with helical runner between the main shaft upper shed impeller, symmetry has four radial slots of laying running roller on the helical runner circumference.

4. according to the described wet type propellers of claim 1 grinding machine, it is characterized in that: division board is equipped with at the inboard place of main shaft upper shed impeller, with countershaft the corresponding position is installed on the circumference of division board and also has four radial slots.

5. according to the described wet type propellers of claim 1 grinding machine, it is characterized in that: the diacytic type running roller of band plain bearing housing is housed in the open end blade groove, has the helical teeth of certain depth on the outer circumference surface of running roller, be with the protection axle sleeve on the countershaft.

6. according to the described wet type propellers of claim 1 grinding machine, it is characterized in that: the blue dish of valve is equipped with at the two ends of cylindrical shape body, and pin-connected panel liner plate and shading ring are housed on the wall within it.

7. according to the described wet type propellers of claim 1 grinding machine, it is characterized in that: the end cap of tubular body is divided into two parts: top has to observe gives oilhole, and bearing block is equipped with in the bottom, and the centre has spindle hole.