A kind of automation steel ball sieve screening device
Technical field
The present invention relates to steel ball production and processing technical field, particularly relate to a kind of automation steel ball sieve screening device.
Background technology
Wear-resistant ball is a kind of for the crushing medium in ball mill, for the material in crushing mill, and Yi Zhongshi, being that the white cast-iron of main alloy element is called for short chrome alloy cast iron with chromium, is that the cast grinding ball of material is called chromium alloy iron casting abrading ball with chrome alloy cast iron; Another kind is, is that the cast grinding ball of material is called ductile iron abrading-ball with spheroidal graphite cast-iron, and the ductile iron abrading-ball of the matrix wherein obtained by heat treatment mainly bainite is called for short bainite ductile iron abrading-ball; The matrix obtained by heat treatment mainly martensitic ductile iron abrading-ball is called for short martensite nodular cast iron grinding ball.In large batch of production process, screen with regard to needing the steel ball to it varies in size.Existing steel ball screening great majority are manual operations, there is the defect that labour intensity is large, inefficiency, automaticity are low, screening separation rate is lower.
Chinese patent 201410380342.0 discloses a kind of steel ball sieve screening device, comprise bucket of scoring, steel ball storehouse, dividing plate, screen plate, conveyer belt, first drive unit, second drive unit, top and bottom, steel ball storehouse have the first opening and the second opening respectively, conveyer belt is positioned at below the second opening, goal bucket to be positioned at above steel ball storehouse and score bucket lower exit port and the first open communication, side, steel ball storehouse has the first perforate and the second perforate respectively, first perforate is positioned at above the second perforate, screen plate side inserts the first perforate and opposite side is connected with the first drive unit, dividing plate lopsidedness inserts the second perforate downwards and opposite side is connected with the second drive unit, first drive unit, second drive unit drives screen plate respectively, dividing plate moves, screen plate is provided with multiple through hole, the radius of through hole is 0.9-0.99 times of the standard steel radius of a ball, and the height of the first perforate is 1.01-1.1 times of the standard steel radius of a ball.This device, by designing the structure of steel ball sieve screening device and optimizing, makes steel ball sieve select operation labor intensity low.But this device is not thorough to the primary screening of steel ball, and the steel ball of different stage can not be separated completely, and when on this device screen plate, through hole is covered by steel ball, stop putting into steel ball to work on again to shift steel ball, inefficiency, automaticity is low, and screening separation rate is low.
Summary of the invention
In order to solve the technical problem existed in background technology, the present invention proposes a kind of automation steel ball sieve screening device, automaticity is high, and screening effect is good, and screening separation rate is high, and thoroughly, operating efficiency is high in screening.
A kind of automation steel ball sieve screening device that the present invention proposes, comprise support, the first screening plant, the second screening plant, described first screening plant, described second screening plant are arranged on described support respectively, and described first screening plant is positioned at directly over described second screening plant;
Described first screening plant comprises cylinder, the first drive unit and transmission case, described cylinder side is provided with the first axle, described cylinder opposite side is provided with the second axle, described first axle, the second axle are installed on the bracket respectively by bearing, described second axle is connected with described first drive unit by transmission case, described first drive unit, transmission case are installed on the bracket, described cylinder is provided with charging aperture, charging aperture is provided with movable closing door, described cylinder wall is evenly distributed with the first sieve aperture;
Described second screening plant comprises installing plate, sieve plate, the second drive unit, described installing plate two ends are installed on the bracket respectively, described installing plate is provided with the opening suitable with described sieve plate, in described opening, both sides are provided with chute, described sieve plate both sides corresponding with described chute are provided with slide block, described slide block is connected in described chute, described sieve plate is provided with the second sieve aperture, second sieve diameter is less than the first sieve diameter, sieve plate one end is connected with the second drive unit, and the second drive unit is rack-mount.
Preferably, described automation steel ball sieve screening device also comprises feeding web, and the port of export of described feeding web is positioned at directly over described charging aperture.
Preferably, described automation steel ball sieve screening device also comprises discharging conveyor belts, and described feeding web is positioned at the below of described sieve plate.
Preferably, described automation steel ball sieve screening device also comprises splicing plate, described splicing plate is positioned at below described cylinder, described splicing plate is provided with stock chest, described support is provided with perforate, described splicing plate side passes described perforate and opposite side is connected with the 3rd drive unit, and described 3rd drive unit drives described splicing plate to move.
Preferably, the radius of described first sieve aperture is 0.95-0.99 times of steel ball standard radius, and the radius of described second sieve aperture is 0.88-0.90 times of steel ball standard radius.
Preferably, described second drive unit, the 3rd drive unit are driving cylinder.
Preferably, the width of described feeding web is less than the width of described charging aperture, and the width of described discharging conveyor belts is greater than the width of described sieve plate.
Preferably, the stock chest width of described splicing plate is greater than the width of described charging aperture.
Preferably, rubber or cotton is equipped with in the stock chest of described splicing plate.
Beneficial effect of the present invention is: on support, be provided with the first screening plant, the second screening plant, repeatedly screen steel ball, screening effect is good, and screening thoroughly; First screening plant comprises cylinder, the first drive unit and transmission case, first drive unit drives cylinder to rotate, cylinder wall is evenly distributed with the first sieve aperture, steel ball is added in cylinder from charging aperture, in cylinder rotation process, the steel ball that diameter is less than the first sieve aperture just can fall into the second screening plant from the first sieve aperture, and the steel ball that diameter is greater than the first sieve aperture then rests in cylinder; Second screening plant comprises installing plate, sieve plate and the second drive unit, sieve plate is connected in installing plate by slide block, second drive unit drives sieve plate to move left and right in installing plate, thus screens further steel ball, and the steel ball that diameter is greater than the second sieve aperture can rest on sieve plate, the steel ball that diameter is less than the second sieve diameter can drop from the second sieve aperture, steel ball screening is separated thoroughly, and can carry out step sizing separation to steel ball, operating efficiency is high, automaticity is high, and screening separation rate is high.Above charging aperture, be provided with feeding web, charging automation can be made, increase work efficiency.Below sieve plate, be provided with discharging conveyor belts, discharging automation can be made, increase work efficiency.Side is provided with splicing plate under the rollers, 3rd drive unit drives splicing plate to move, after a collection of steel ball screening is complete, 3rd drive unit drives splicing plate to move to the below of cylinder, rotary drum makes charging aperture down, opens movable closing door, makes the steel ball in cylinder drop in the stock chest of splicing plate, 3rd drive unit drives splicing plate to shift out again, and the steel ball in cylinder can be transferred.In the stock chest of splicing plate, be provided with rubber or cotton, steel ball can be avoided to be scratched in screening process.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of automation steel ball sieve screening device that the present invention proposes;
Fig. 2 is the second screening plant structural representation of a kind of automation steel ball sieve screening device that the present invention proposes.
Detailed description of the invention
As shown in Figure 1, Fig. 1 is the structural representation of a kind of automation steel ball sieve screening device that the present invention proposes; Fig. 2 is the second screening plant structural representation of a kind of automation steel ball sieve screening device that the present invention proposes.
With reference to Fig. 1, Fig. 2, the present invention proposes a kind of automation steel ball sieve screening device, comprise support 10, first screening plant, the second screening plant, feeding web 40, discharging conveyor belts 50 and splicing plate 601, first screening plant, the second screening plant are arranged on support 10 respectively, and the first screening plant is positioned at directly over the second screening plant.
First screening plant comprises cylinder 201, first drive unit 206 and transmission case 205, cylinder 201 side is provided with the first axle 202, cylinder 201 opposite side is provided with the second axle 203, first axle 202, second axle 203 is installed over the mount 10 respectively by bearing, second axle 203 is connected with the first drive unit 206 by transmission case 205, first drive unit 206, transmission case 205 are installed over the mount 10, cylinder 201 is provided with charging aperture 207, charging aperture 207 is provided with movable closing door, cylinder 201 wall is evenly distributed with the first sieve aperture 204.The port of export of feeding web 40 is positioned at directly over charging aperture 207.
Second screening plant comprises installing plate 301, sieve plate 302, second drive unit 303, installing plate 301 two ends are installed over the mount 10 respectively, installing plate 301 is provided with the opening 305 suitable with sieve plate 302, in opening 305, both sides are provided with chute, sieve plate 302 both sides corresponding with chute are provided with slide block 304, slide block 304 is connected in chute, sieve plate 302 is provided with the second sieve aperture 306, second sieve aperture 306 diameter is less than the first sieve aperture 204 diameter, sieve plate 302 one end is connected with the second drive unit 303, and the second drive unit 303 is installed over the mount 10.Feeding web 50 is positioned at the below of sieve plate 302.
Splicing plate 601 is positioned at below cylinder 201, and splicing plate 601 is provided with stock chest, and support 10 is provided with perforate 101, and splicing plate 601 side passes perforate and opposite side is connected with the 3rd drive unit 602, and the 3rd drive unit 602 drives splicing plate 601 to move.
In the present embodiment, the radius of the first sieve aperture 204 is 0.95-0.99 times of steel ball standard radius, and the radius of the second sieve aperture 306 is 0.88-0.90 times of steel ball standard radius.
In the present embodiment, the second drive unit 303, the 3rd drive unit 602 are driving cylinder.
In the present embodiment, the width of feeding web 40 is less than the width of charging aperture 207, and the width of discharging conveyor belts 50 is greater than the width of sieve plate 302.
In the present embodiment, the stock chest width of splicing plate 601 is greater than the width of charging aperture 207.
In the present embodiment, in the stock chest of splicing plate 601, be equipped with rubber or cotton.
A kind of automation steel ball sieve screening device that the present invention proposes, be provided with the first screening plant, the second screening plant over the mount 10, repeatedly screen steel ball, screening effect is good, and screening is thoroughly; First screening plant comprises cylinder 201, first drive unit and transmission case 205, first drive unit drives cylinder 201 to rotate, cylinder 201 wall is evenly distributed with the first sieve aperture 204, steel ball is added in cylinder 201 from charging aperture 207, in cylinder 201 rotation process, the steel ball that diameter is less than the first sieve aperture 204 just can fall into the second screening plant from the first sieve aperture 204, and the steel ball that diameter is greater than the first sieve aperture 204 then rests in cylinder 201; Second screening plant comprises installing plate 301, sieve plate 302 and the second drive unit 303, sieve plate 302 is connected in installing plate 301 by slide block 304, second drive unit 303 drives sieve plate 302 to move left and right in installing plate 301, thus steel ball is screened further, the steel ball that diameter is greater than the second sieve aperture 306 can rest on sieve plate 302, the steel ball that diameter is less than the second sieve aperture 306 diameter can drop from the second sieve aperture 306, steel ball screening is separated thoroughly, step sizing separation can be carried out to steel ball, operating efficiency is high, automaticity is high, and screening separation rate is high.Above charging aperture 207, be provided with feeding web 40, charging automation can be made, increase work efficiency.Below sieve plate 302, be provided with discharging conveyor belts 50, discharging automation can be made, increase work efficiency.Splicing plate 601 is provided with below cylinder 201,3rd drive unit 602 drives splicing plate 601 to move, after a collection of steel ball screening is complete, 3rd drive unit 602 drives splicing plate 601 to move to the below of cylinder 201, rotary drum 201 makes charging aperture down, open movable closing door, the steel ball in cylinder 201 is made to drop in the stock chest of splicing plate 601,3rd drive unit 602 drives splicing plate 601 to shift out again, height due to perforate 101 is 1.01-1.05 times of the standard steel radius of a ball, so the steel ball in cylinder 201 can be transferred.In the stock chest of splicing plate 601, be provided with rubber or cotton, steel ball can be avoided to be scratched in screening process.
The above; be only the present invention's preferably detailed description of the invention; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.