CN214515184U

CN214515184U - Feeding system for iron selection of conveniently smashing raw materials

Info

Publication number: CN214515184U
Application number: CN202120340677.5U
Authority: CN
Inventors: 穆怀艳; 乔云
Original assignee: Qian'an Xingxin Iron Dressing Co ltd
Current assignee: Qian'an Xingxin Iron Dressing Co ltd
Priority date: 2021-02-06
Filing date: 2021-02-06
Publication date: 2021-10-29
Anticipated expiration: 2031-02-06

Abstract

The application relates to a feeding system for iron selection, which is convenient for crushing raw materials, belongs to the technical field of iron selection and comprises a coarse screening feeding mechanism, a disk feeder and a conveying mechanism, wherein the coarse screening feeding mechanism is fixed relative to the ground; the conveying mechanism is provided with a crushing mechanism, the crushing mechanism comprises a pressing block and a driving piece used for driving the pressing block to vertically move, the pressing block is connected with the conveying mechanism in a vertical sliding mode and is located in the front of the conveying direction of the conveying mechanism, and the driving piece and the conveying mechanism are relatively fixed. This application has can be fully to the raw materials effect of smashing.

Description

Feeding system for iron selection of conveniently smashing raw materials

Technical Field

The application relates to the technical field of iron selection, in particular to a feeding system for iron selection, which is convenient for crushing raw materials.

Background

Iron powder is an important raw material for powder metallurgy, and is generally obtained from iron ore through processes of ore dressing, crushing, magnetic separation and the like. Generally, ore after mineral separation is primarily crushed to form a raw material, and then the raw material is uniformly and quantitatively fed into a ball mill through a disk feeder, and the ball mill further crushes the raw material.

The disk feeder is suitable for feeding equipment of powder ores with the particle size of less than 20mm, and mainly comprises a driving device, a feeder body, a belt conveyor for metering and a metering device, wherein the feeder body and the belt conveyor for metering are driven by a set of driving device, and an electromagnetic clutch of the driving device has the functions of realizing the switching of the on and off of the feeder and the function conversion. In the current iron separation process, raw materials are generally directly put into a disc feeder to feed a ball mill.

The defects of the related technology are that the raw materials after the primary crushing of the ores are generally stacked naturally and are easy to absorb moisture to form blocks, especially when the temperature is low, the blocky raw materials are more and are not easy to crush, and the blocky raw materials are sent into the ball mill, so that the crushing efficiency of the ball mill on the raw materials can be influenced, and the crushing of the ball mill is not facilitated.

SUMMERY OF THE UTILITY MODEL

In order to fully smash the raw materials before entering the ball mill, this application provides a convenient feeding system for selecting iron who smashes raw materials.

The application provides a conveniently smash feeding system for selection iron of raw materials adopts following technical scheme:

a feeding system for iron selection, which facilitates raw material crushing, comprises a coarse screening feeding mechanism, a disc feeder and a conveying mechanism, wherein the coarse screening feeding mechanism is fixed relative to the ground; the conveying mechanism is provided with a crushing mechanism, the crushing mechanism comprises a pressing block and a driving piece used for driving the pressing block to vertically move, the pressing block is connected with the conveying mechanism in a vertical sliding mode and is located in the front of the conveying direction of the conveying mechanism, and the driving piece and the conveying mechanism are relatively fixed.

Through adopting above-mentioned technical scheme, the ore raw materials can get rid of the bulky raw materials of part caking through the preliminary screening of prescreening feed mechanism, and the raw materials is carried to conveying mechanism evenly through the disk feeder ration in, and at the in-process of conveying raw materials in conveying mechanism to the ball mill, driving piece drive briquetting is to the vertical reciprocating motion of conveying mechanism direction, further breakage is carried out to the raw materials in the conveying mechanism, helps making the raw materials crushing degree that gets into in the ball mill higher.

Optionally, the bottom wall of the pressing block is a plane, and the top wall of the pressing block is an outward-convex curved surface.

By adopting the technical scheme, the pressing block can be in full contact with the raw materials in the conveying mechanism due to the fact that the bottom wall is flush, the pressing block can conveniently and uniformly apply force to the raw materials, and the blocky raw materials on the conveying mechanism can be completely crushed as far as possible; the top of briquetting is the curved surface, helps making the briquetting at the in-process of crushing raw materials, and the raw materials is difficult for being detained at the roof of briquetting.

Optionally, conveying mechanism includes the support, conveyer belt and live-rollers, and the live-rollers is equipped with two and all is connected with the support rotation, and the conveyer belt cover is established on a plurality of rotations and is connected with the support rotation, and the axis direction of live-rollers is perpendicular with the direction of delivery of conveyer belt, and support fixedly connected with motor, the output shaft and the live-rollers fixed connection of motor, the briquetting is located the top of conveyer belt, and the conveyer belt below is equipped with the backup pad, backup pad and support fixed connection, and the backup pad is located the briquetting under.

By adopting the technical scheme, the output shaft of the motor rotates to drive the rotating roller to rotate, so that the conveying belt rotates around the rotating roller to convey the raw materials in the disk feeder to the ball mill; when the briquetting removed and when crushing the raw materials of conveyer belt top to the direction of conveyer belt, the backup pad can play the supporting role to the conveyer belt to the pressure that the buffering briquetting applyed to the conveyer belt effectively reduces the possibility of conveyer belt damage.

Optionally, the support is connected with a leveling roller, a gap is reserved between the leveling roller and the top wall of the conveyor belt, the leveling roller is located in front of the conveying direction of the conveyor belt and behind the crushing mechanism, and the axial direction of the leveling roller is perpendicular to the conveying direction of the conveyor belt.

Through adopting above-mentioned technical scheme, according to the height that the volume adjustment of disk feeder feed had pushed away the plain-barreled roll, when the raw materials of the top of conveyer belt when pushing away the plain-barreled roll, it can push away the plain-barreled roll with the raw materials and tie to make the raw materials through crushing mechanism relatively level to help the briquetting carry out the breakage to the raw materials, and the outer wall that pushes away the plain-barreled roll is difficult for being infected with the raw materials.

Optionally, the support is provided with baffles, and the baffles are positioned on two sides of the conveying belt in the length direction.

Through adopting above-mentioned technical scheme, the baffle can play the effect of blocking to the raw materials of conveyer belt top, pushes away the in-process that the flat roller promoted raw materials and the broken raw materials of briquetting, and the possibility that the raw materials dropped from the conveyer belt can effectively be avoided to the baffle.

Optionally, the coarse screening feed mechanism comprises a support frame and a screening plate, the screening plate is obliquely arranged above the support frame, a plurality of feed channels are formed in the screening plate, the feed channels are opposite to the feed inlet of the disc feeder, and a material receiving box is arranged below the lower portion of the screening plate.

Through adopting above-mentioned technical scheme, when the raw materials was placed on the screening board, the bold raw materials of caking can't be detained through feedstock channel, and can rely on gravity to drop to the collection hopper along the slope of screening board in, the particle diameter that makes the cubic raw materials that get into in the disk feeder is less, helps the further breakage in later stage.

Optionally, the top wall of the screening plate is provided with a plurality of reinforcing ribs which are distributed at intervals, and the length direction of each reinforcing rib is consistent with the inclination direction of the screening plate.

Through adopting above-mentioned technical scheme, the strengthening rib can improve the bearing capacity of screening board to the raw materials, promotes the durability of screening board, and when placing the raw materials to the roof of screening board, the raw materials bumps with the strengthening rib, can make the raw materials smash.

Optionally, a discharge barrel is arranged between the screening plate and the disc feeder, the discharge barrel is in a necking shape, one end of the discharge barrel in the necking shape is close to the disc feeder, and the other end of the discharge barrel is communicated with the feeding channel.

By adopting the technical scheme, in the process that the raw materials above the screening plate enter the disc feeder through the discharging barrel, the necking discharging barrel is beneficial to ensuring that the raw materials are not easy to fall off between the discharging barrel and the disc feeder.

Optionally, a plurality of connecting rods are arranged inside the discharging cylinder.

Through adopting above-mentioned technical scheme, the in-process that the raw materials removed between the blowing section of thick bamboo, raw materials and connecting rod take place the striking, and the connecting rod helps knocking the raw materials of caking open, and reaches the purpose that makes the raw materials fully dispersed.

To sum up, the application comprises the following beneficial technical effects:

1. the crushing mechanism is arranged on the conveying mechanism, and the driving piece drives the pressing block to vertically reciprocate towards the conveying mechanism, so that the raw materials in the conveying mechanism can be crushed;

2. the pressing block is arranged to be a hemisphere, and the top wall of the pressing block is a curved surface, so that raw materials are not easy to stay on the top wall of the pressing block in the process of crushing the raw materials by the pressing block;

3. through the inside many connecting rods that set up of charging barrel, the striking takes place for raw materials and connecting rod, and the connecting rod can be knocked the raw materials of caking open, reaches the purpose that makes the raw materials dispersion.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present application;

FIG. 2 is a perspective view of the embodiment of the present application showing the connecting rod in a highlighted manner;

FIG. 3 is a front view of the press block highlighted in the examples of the present application.

Description of reference numerals: 1. a coarse screening feeding mechanism; 11. a support frame; 12. a screening plate; 121. a feed channel; 122. reinforcing ribs; 13. a material receiving box; 2. a disc feeder; 3. a conveying mechanism; 31. a support; 32. a conveyor belt; 33. a rotating roller; 35. a baffle plate; 4. a crushing mechanism; 41. briquetting; 42. a lifting cylinder; 43. a leveling roller; 5. placing a material barrel; 51. a connecting rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a conveniently smash feeding system for selecting iron of raw materials. Referring to fig. 1, the feeding system for iron selection, which facilitates raw material crushing, comprises a coarse screening feeding mechanism 1, a disk feeder 2 and a conveying mechanism 3, wherein the coarse screening feeding mechanism 1 is fixed relative to the ground, the disk feeder 2 is positioned below the coarse screening feeding mechanism 1, and the conveying mechanism 3 is positioned below a discharge port of the disk feeder 2; the conveying mechanism 3 is provided with a crushing mechanism 4, and the crushing mechanism 4 is positioned in front of the conveying direction of the conveying mechanism 3. Ore raw materials can get rid of the bulky raw materials of part caking through the preliminary screening of prescreening feed mechanism, then carry to conveying mechanism 3 through disc feeder 2 ration uniformly, in the in-process of conveying mechanism 3 raw materials in to the ball mill, crushing mechanism 4 carries out the breakage to the raw materials in conveying mechanism 3, helps making the inside cubic material of entering ball mill less, and improves the crushing efficiency of ball mill.

As shown in fig. 1, the coarse screening feeding mechanism 1 includes a support frame 11 and a screening plate 12, the support frame 11 is horizontally placed on the ground, the screening plate 12 is obliquely arranged, the inclination angle is preferably 30-40 °, the bottom wall of the screening plate 12 is fixedly connected with the top wall of the support frame 11, the top wall of the screening plate 12 is fixedly connected with a plurality of reinforcing ribs 122, the length direction of the reinforcing ribs 122 is consistent with the inclination direction of the screening plate 12, and the reinforcing ribs 122 are distributed on the upper surface of the screening plate 12 at intervals; a plurality of feeding channels 121 are vertically formed in the top wall of the screening plate 12, and the feeding channels 121 are opposite to the feeding port of the disc feeder 2 and located between the reinforcing ribs 122. A material receiving box 13 is arranged on the ground, and the material receiving box 13 is positioned below the low screening plate 12 and close to the support frame 11; the disk feeder 2 is positioned between the support frames 11, and the conveying mechanism 3 is positioned at one side of the support frames 11. When raw materials are placed on the top wall of the screening plate 12, the reinforcing ribs 122 can improve the bearing capacity of the screening plate 12, and can collide with the raw materials to crush the blocky raw materials, and the blocky raw materials can fall into the material receiving box 13 along the inclined screening plate 12 by virtue of the self gravity; the raw material powder and the small-volume block-shaped materials fall into the disk feeder 2 from the feeding channel 121 to perform subsequent conveying procedures, and the raw materials can be primarily screened by the screening plate 12, so that the large raw materials cannot enter the disk feeder 2.

As shown in fig. 1, since the raw material is easily splashed around in the process of falling into the disk feeder 2 through the feeding channel 121, the charging barrel 5 is provided between the sieving plate 12 and the disk feeder 2. The discharging barrel 5 is vertically placed, the top end of the discharging barrel 5 is attached to and fixedly connected with the bottom wall of the screening plate 12, all the feeding channels 121 are communicated with the discharging barrel 5, and the bottom of the discharging barrel 5 is in a necking shape and is located above the disc feeder 2 and is tightly adjacent to the disc feeder 2. The raw materials in the feeding channel 121 can completely enter the discharging barrel 5, and the necking of the discharging barrel 5 is close to the disk feeder 2, so that the raw materials in the discharging barrel 5 are not easy to fall outside in the process of falling into the disk feeder 2.

In addition, because the mineral powder contains water, if the mineral powder is frozen under cold temperature conditions, the water can be easily condensed into solid blocks, so that a commercially available electric heating heat preservation belt (not shown in the figure) is sleeved outside the discharge barrel 5 to slow down the agglomeration of the raw materials entering the discharge barrel 5 due to the low temperature.

As shown in FIG. 2, since the raw material entering the discharging barrel 5 through the feeding channel 121 still has a partial block structure, the inner wall of the discharging barrel 5 is fixedly connected with a plurality of connecting rods 51, and the connecting rods 51 are arranged in a staggered manner along the length direction of the discharging barrel 5. In the process that the raw materials move towards the direction close to the disk feeder 2 in the discharging barrel 5, the raw materials can collide with the connecting rods 51 and are scattered by the connecting rods 51, and the purpose of fully crushing the raw materials is achieved.

As shown in fig. 1, the conveying mechanism 3 includes a support 31, a conveyor belt 32 and rotating rollers 33, the support 31 is horizontally placed on the ground, the rotating rollers 33 are provided with two rollers and located at two ends of the support 31, the rotating rollers 33 are rotatably connected with the support 31, the axial direction of the rotating rollers 33 is perpendicular to the conveying direction of the conveyor belt 32, the conveyor belt 32 is sleeved on the rotating rollers 33 and rotatably connected with the support 31, the support 31 is fixedly connected with a motor (not shown in the figure), and an output shaft of the motor is fixedly connected with one of the rotating rollers 33; the crushing means 4 is connected to the bracket 31. The output shaft of the motor rotates to drive the rotating roller 33 to rotate, so that the conveyor belt 32 rotates around the rotating roller 33, and the raw materials in the disk feeder 2 are accurately conveyed to the ball mill.

As shown in fig. 2, the bracket 31 is fixedly connected with a baffle 35, and the baffle 35 is vertically arranged and located at two sides of the length direction of the conveyor belt 32. A leveling roller 43 is arranged above the conveyor belt 32, the axial direction of the leveling roller 43 is consistent with the axial direction of the rotating roller 33, two ends of the leveling roller 43 are fixedly connected with the baffle plates 35 at two sides respectively, and an interval is reserved between the peripheral surface of the leveling roller 43 and the top wall of the conveyor belt 32; crushing mechanism 4 includes briquetting 41 and the driving piece that is used for driving vertical removal of briquetting 41, and briquetting 41 is located the top of conveyer belt 32, and the driving piece is lift cylinder 42, lift cylinder 42 vertical setting and with baffle 35 fixed connection, lift cylinder 42's piston rod and the roof fixed connection of briquetting 41, and it is all between two baffles 35 to push away plain-barreled roll 43 and briquetting 41. The leveling roller 43 is located forward in the conveying direction of the conveyor belt 32 and rearward of the press block 41. The bottom wall of the conveyor belt 32 is provided with a support plate (not shown in the figure) opposite to the pressing block 41, the support plate is horizontally placed, and the side wall of the support plate is fixedly connected with the inner side wall of the support 31. The distance between the conveyor belt 32 and the leveling roller 43 is adjusted, when the raw material on the conveyor belt 32 passes through the leveling roller 43, the raw material can be leveled by the outer circumferential surface of the leveling roller 43, so that the raw material passing through the pressing block 41 is in a flush state, the pressing block 41 is favorable for better crushing the raw material, and the leveling roller 43 is not easy to adhere to the raw material; the piston rod of the lifting cylinder 42 extends out to drive the pressing block 41 to vertically move downwards, so that two sides of the conveyor belt 32 are respectively attached to the supporting plate and the pressing block 41, the pressing block 41 can crush the blocky raw materials above the conveyor belt 32, the raw materials can be crushed fully, and the damage to the conveyor belt 32 is also reduced; the baffle 35 is effective to prevent the possibility of the material falling off the conveyor belt 32 during the material transfer process.

As shown in fig. 3, in order to reduce the possibility of the raw material adhering to the top wall of the compact 41 during crushing of the raw material by the compact 41, the compact 41 is provided as a smooth hemisphere, and the bottom wall of the compact 41 is a flat surface. The diapire parallel and level can make briquetting 41 and the raw materials in the conveyer belt 32 fully contact, and makes things convenient for briquetting 41 to the even application of force of raw materials, makes the cubic raw materials on the conveyer belt 32 all smash as far as possible, smashes the in-process, and the roof of briquetting 41 is established to the hemispheroid, can make the raw materials difficult adhesion at the roof of briquetting 41.

The implementation principle of the feeding system for iron selection, which is convenient for crushing raw materials, in the embodiment of the application is as follows: the ore raw material is placed on the screening plate 12, raw material powder and small-volume blocky raw material can enter the material discharge barrel 5 from the material feeding channel 121, and the raw material in the material discharge barrel 5 can be further crushed by colliding with the connecting rod 51 in the downward moving process; after the raw materials are conveyed to the upper part of the conveying mechanism 3 through the disk feeder 2, the raw materials can be separated and crushed by the crushing mechanism 4 in the process that the conveying mechanism 3 conveys the raw materials to the ball mill, so that the raw materials entering the ball mill are powdered as far as possible, and the efficient treatment of the raw materials by the ball mill is facilitated.

The driving piece drives the pressing block 41 to vertically reciprocate, so that the pressing block 41 can crush the raw materials above the conveying mechanism 3, the crushing degree of the raw materials entering the ball mill is improved, and the ball mill can better play a role.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a convenient select iron of smashing raw materials and use feeding system which characterized in that: the device comprises a coarse screening feeding mechanism (1), a disc feeder (2) and a conveying mechanism (3), wherein the coarse screening feeding mechanism (1) is fixed relative to the ground, the disc feeder (2) is positioned below the coarse screening feeding mechanism (1), and the conveying mechanism (3) is positioned below a discharge hole of the disc feeder (2); be equipped with crushing mechanism (4) on conveying mechanism (3), crushing mechanism (4) include briquetting (41) and be used for driving briquetting (41) vertical movement's driving piece, briquetting (41) and conveying mechanism (3) vertical sliding connection just are located conveying mechanism (3) direction of delivery's the place ahead, and driving piece and conveying mechanism (3) relatively fixed.

2. The feeding system for iron separation convenient for crushing raw materials according to claim 1, characterized in that: the bottom wall of the pressing block (41) is a plane, and the top wall of the pressing block (41) is an outward convex curved surface.

3. The feeding system for iron separation convenient for crushing raw materials as claimed in claim 2, wherein: conveying mechanism (3) are including support (31), conveyer belt (32) and live-rollers (33), live-rollers (33) are equipped with two and all rotate with support (31) and are connected, conveyer belt (32) cover is established on a plurality of rotations and is rotated with support (31) and be connected, the axis direction of live-rollers (33) is perpendicular with the direction of transfer of conveyer belt (32), support (31) fixedly connected with motor, the output shaft and the live-rollers (33) fixed connection of motor, briquetting (41) are located the top of conveyer belt (32), conveyer belt (32) below is equipped with the backup pad, backup pad and support (31) fixed connection, the backup pad is located briquetting (41) under.

4. The feeding system for iron separation convenient for crushing raw materials as claimed in claim 3, wherein: the support (31) is connected with a leveling roller (43), a gap is reserved between the leveling roller (43) and the top wall of the conveyor belt (32), the leveling roller (43) is located in front of the conveying direction of the conveyor belt (32) and behind the crushing mechanism (4), and the axial direction of the leveling roller (43) is perpendicular to the conveying direction of the conveyor belt (32).

5. The feeding system for iron separation convenient for crushing raw materials as claimed in claim 4, wherein: the support (31) is provided with baffles (35), and the baffles (35) are positioned on two sides of the length direction of the conveyor belt (32).

6. The feeding system for iron separation convenient for crushing raw materials according to claim 1, characterized in that: coarse screening feed mechanism (1) includes support frame (11) and screening board (12), and screening board (12) slope sets up in support frame (11) top, has seted up a plurality of feedstock channel (121) on screening board (12), and feedstock channel (121) are just right with the feed inlet of disc feeder (2), and the low below of screening board (12) is equipped with and receives workbin (13).

7. The feeding system for iron separation convenient for crushing raw materials according to claim 6, characterized in that: the top wall of screening board (12) is equipped with strengthening rib (122), and strengthening rib (122) interval distribution has many, and strengthening rib (122) length direction is unanimous with the incline direction of screening board (12).

8. The feeding system for iron separation convenient for crushing raw materials according to claim 6, characterized in that: a material discharging barrel (5) is arranged between the screening plate (12) and the disc feeder (2), the material discharging barrel (5) is in a necking shape, one end of the material discharging barrel (5) in the necking shape is close to the disc feeder (2), and the other end of the material discharging barrel (5) is communicated with the feeding channel (121).

9. The feeding system for iron separation convenient for crushing raw materials according to claim 8, characterized in that: a plurality of connecting rods (51) are arranged in the charging barrel (5).