CN221288673U - Raw material pretreatment equipment for producing iron fine powder - Google Patents

Abstract

The utility model relates to the technical field of iron fine production equipment, and discloses raw material pretreatment equipment for iron fine production, which comprises the following components: the device comprises a base, springs are fixedly connected to the periphery of the upper surface of the base, and screening boxes are fixedly connected to the other ends of the springs. According to the utility model, the fixed screen, the movable screen, the sliding column, the pulling block and the rotating rod are arranged, when the first motor runs, the circular shaft and the rotating rod can start to rotate, at the moment, the rotating rod can pull the pulling block to move rightwards under the limit of the limit groove, the inner surface of the pulling block can also pull the sliding column to enable the sliding column to start to move rightwards along the inner surface of the sliding groove, in the process, the connecting block can simultaneously drive the movable screen to move rightwards integrally, at the moment, the overlapped area between the fixed screen and the movable screen holes is gradually increased, so that the size of a material which can pass through is changed, and the screening size adjusting function is realized.

Description

Raw material pretreatment equipment for producing iron fine powder

Technical Field

The utility model relates to the technical field of iron fine production equipment, in particular to raw material pretreatment equipment for iron fine production.

Background

The first step in the production flow of magnetite processing fine iron powder is to crush and screen iron ore, which is mainly to uniformly send the iron ore to a jaw crusher of an iron ore crusher for coarse crushing by a vibrating feeder, send the materials after coarse crushing to a cone crusher for further crushing, send the materials after crushing to a vibrating screen for screening, send the materials meeting the requirement of finished product granularity to a finished product material pile, and send the materials not meeting the requirement of finished product granularity back to medium crushing or fine crushing cone crusher processing from the vibrating screen.

When the pre-screening of the crushed iron fine raw materials is carried out by operators, the pre-processing equipment is often used, so that crushed iron fine raw materials with the size meeting the conditions are screened out for the next processing treatment, and the conventional pre-processing equipment has a basic screening function in the actual use process, but the mesh size of a general screen of the conventional pre-processing equipment cannot be changed, so that the pre-processing equipment cannot be adjusted to screen out ores with different sizes according to the actual needs, and therefore, the pre-processing equipment needs to be improved.

Disclosure of utility model

In order to overcome the defects of the prior art, the utility model provides raw material pretreatment equipment for producing the fine iron powder, which has the advantage of adjustable screening size.

In order to achieve the above purpose, the present utility model provides the following technical solutions: raw material pretreatment equipment for producing fine iron powder comprises:

The device comprises a base, wherein springs are fixedly connected to the periphery of the upper surface of the base, a screening box is fixedly connected to the other end of each spring, a limited groove is formed in the left side of the inner surface of the screening box, and a sliding groove positioned on the front side of the limited groove is formed in the outer surface of the screening box;

The outer surfaces of the front side and the rear side of the fixed screen are fixedly connected to the middle part of the inner surface of the screening box;

the driving mechanism is arranged in the middle of the outer surface of the screening box;

The adjusting mechanism is arranged on the upper surface of the fixed screen;

The adjusting mechanism comprises a movable screen, the lower surface of the movable screen is movably connected with the upper surface of a fixed screen, the left side of the upper surface of the movable screen is fixedly connected with a connecting block located inside a limit groove, the right side of the connecting block is fixedly connected with a sliding column located inside a sliding groove, the front end of the sliding column penetrates through the sliding groove and extends to the outer side of the screening box, and the sliding column drives the movable screen to integrally move to change the overlapping area with the fixed screen.

As a preferred technical solution of the present utility model, the driving mechanism includes:

The limiting groove is formed in the upper side of the outer surface of the screening box, the inner surface of the limiting groove is movably connected with a pulling block, and the upper side of the inner surface of the pulling block is movably connected with the outer surface of the sliding column;

The first motor is fixedly arranged in the middle of the outer surface of the screening box, the other end of the first motor output shaft is fixedly sleeved with a round shaft, the other end of the round shaft is fixedly sleeved with a rotating rod, and the outer surface of the rear side of the left end of the rotating rod is movably connected with the lower side of the inner surface of the pulling block.

As a preferable technical scheme of the utility model, the right surface of the connecting block is movably connected with a dust-proof plate, the upper surface of the dust-proof plate is fixedly connected with the right side of the top of the inner surface of the limit groove, the lower side of the right surface of the screening box is fixedly connected with a distributing plate, the top end of the right surface of the distributing plate is fixedly connected with the left surface of the fixed screen, the front side and the rear side of the middle part of the upper surface of the base are fixedly connected with limit piles, the number of the limit piles is two, and the upper ends of the limit piles penetrate through the screening box and extend into the screening box.

As a preferable technical scheme of the utility model, a second motor is fixedly arranged at the top end of the right side of the front surface of the screening box, a driving shaft is fixedly sleeved at the other end of an output shaft of the second motor, a driving wheel positioned at the upper right side of the screening box is fixedly sleeved at the outer surface of the driving shaft, a mounting frame is fixedly connected at the top end of the left side of the front surface of the screening box, a driven shaft is movably sleeved at the inner surface of the top end of the mounting frame, a driven wheel is fixedly sleeved at the left end of the outer surface of the driven shaft, and the driven wheel is in transmission connection with the driving wheel through a transmission belt.

As a preferable technical scheme of the utility model, the right side of the upper surface of the driving belt is fixedly connected with a fixed plate, the lower surface of the fixed plate is fixedly connected with a dust removing brush, and the lower surface of the dust removing brush is movably connected with the upper surface of the movable screen.

As a preferable technical scheme of the utility model, the left end and the right end of the rear side of the upper surface of the screening box are fixedly connected with the mounting blocks, the inner surface of the top of each mounting block is fixedly sleeved with the limiting rod, the right end of each limiting rod sequentially penetrates through the fixing plate and the mounting block and extends to the right side of each mounting block, and the outer surface of each limiting rod is movably connected with the inner surface of each fixing plate.

As a preferable technical scheme of the utility model, the upper surface of the base is fixedly provided with a third motor positioned between the two limiting piles, the other end of the output shaft of the third motor is fixedly sleeved with a rotating shaft, the outer surface of the rotating shaft is fixedly sleeved with a cam, and the outer surface of the cam is movably connected with the lower surface of the screening box.

Compared with the prior art, the utility model has the following beneficial effects:

1. According to the utility model, the fixed screen, the movable screen, the sliding column, the pulling block and the rotating rod are arranged, when the first motor runs, the circular shaft and the rotating rod can start to rotate, at the moment, the rotating rod can pull the pulling block to move rightwards under the limit of the limit groove, the inner surface of the pulling block can also pull the sliding column to enable the sliding column to start to move rightwards along the inner surface of the sliding groove, in the process, the connecting block can simultaneously drive the movable screen to move rightwards integrally, at the moment, the overlapped area between the fixed screen and the movable screen holes is gradually increased, so that the size of a material which can pass through is changed, and the screening size adjusting function is realized.

2. According to the utility model, the motor II, the driving belt, the fixed plate, the dust removing brush and the limiting rod are arranged, when the motor II runs, the driving shaft can start to drive the driving wheel and the driving belt to start to rotate, and due to the movement of the driving belt, the whole fixed plate can move rightwards along with the driving belt under the limiting of the limiting rod, and in the process, the dust removing brush is used for cleaning dust above the movable screen, so that the need of manually cleaning the surface of the movable screen after screening is avoided, and the labor intensity of operators is reduced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the back of the present utility model;

FIG. 3 is a schematic view of the top of the present utility model;

FIG. 4 is a schematic cross-sectional view of the back of the present utility model;

FIG. 5 is a schematic cross-sectional view of a side face of the present utility model;

FIG. 6 is a schematic cross-sectional view of a spacing pile of the present utility model;

FIG. 7 is a schematic view of the structure of the connecting block of the present utility model;

FIG. 8 is a schematic view of a turning lever according to the present utility model;

fig. 9 is a partially enlarged schematic structural view of fig. 5 a.

In the figure: 1. a base; 2. a spring; 3. a screening box; 4. fixing the screen; 5. a stopper groove; 6. a movable screen; 7. a connecting block; 8. a sliding groove; 9. a skid column; 10. pulling the block; 11. a motor I; 12. a circular shaft; 13. a rotating lever; 14. a limit groove; 15. a material dividing plate; 16. a dust-proof plate; 17. a motor II; 18. a driving shaft; 19. a driving wheel; 20. a mounting frame; 21. a driven shaft; 22. driven wheel; 23. a transmission belt; 24. a fixing plate; 25. a dust removing brush; 26. a mounting block; 27. a limit rod; 28. spacing piles; 29. a third motor; 30. a rotating shaft; 31. a cam.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 9, the present utility model provides a raw material pretreatment apparatus for producing fine iron powder, comprising:

the device comprises a base 1, springs 2 are fixedly connected to the periphery of the upper surface of the base 1, a screening box 3 is fixedly connected to the other end of the springs 2, a limited groove 5 is formed in the left side of the inner surface of the screening box 3, and a sliding groove 8 positioned on the front side of the limited groove 5 is formed in the outer surface of the screening box 3;

The outer surfaces of the front side and the rear side of the fixed screen 4 are fixedly connected to the middle part of the inner surface of the screening box 3;

the driving mechanism is arranged in the middle of the outer surface of the screening box 3;

the adjusting mechanism is arranged on the upper surface of the fixed screen 4;

Wherein, guiding mechanism is including activity screen cloth 6, the lower surface of activity screen cloth 6 and the upper surface swing joint of fixed screen cloth 4, the left side fixedly connected with of activity screen cloth 6 upper surface is located the inside connecting block 7 of limit groove 5, the right side fixedly connected with of connecting block 7 is located the inside post 9 that slides of sliding tray 8, the front end of post 9 that slides runs through sliding tray 8 and extends to the outside of screening case 3, slide post 9 drive activity screen cloth 6 bulk movement change with the coincidence region of fixed screen cloth 4.

When the slide column 9 is pulled and starts to move rightward along the inner surface of the slide groove 8, the connecting block 7 simultaneously drives the movable screen 6 to move rightward as a whole, and in the process, the overlapping area of the screen holes of the fixed screen 4 and the movable screen 6 is changed, so that the size of the material passing through is changed.

Wherein, actuating mechanism includes:

The limiting groove 14 is formed in the upper side of the outer surface of the screening box 3, the inner surface of the limiting groove 14 is movably connected with the pulling block 10, and the upper side of the inner surface of the pulling block 10 is movably connected with the outer surface of the sliding column 9;

The first motor 11, the middle part of the outer surface of the screening box 3 is fixedly provided with the first motor 11, the other end of the output shaft of the first motor 11 is fixedly sleeved with the round shaft 12, the other end of the round shaft 12 is fixedly sleeved with the rotary rod 13, and the outer surface of the rear side of the left end of the rotary rod 13 is movably connected with the lower side of the inner surface of the pulling block 10.

When the first motor 11 is operated, the circular shaft 12 drives the rotating rod 13 to start rotating, at this time, the rotating rod 13 pulls the pulling block 10 to enable the pulling block 10 to move rightward under the limit of the limit groove 14, at this time, the inner surface of the pulling block 10 also pulls the sliding column 9 to enable the sliding column 9 to start moving rightward along the inner surface of the sliding groove 8.

Wherein, the right side surface swing joint of connecting block 7 has dust guard 16, the right side fixed connection at the upper surface of dust guard 16 and limit groove 5 internal surface top, the downside fixedly connected with on screening case 3 right side surface divides flitch 15, the top on minute flitch 15 right side surface and the left surface fixed connection of fixed screen cloth 4, the equal fixedly connected with spacing stake 28 of front and back both sides in base 1 upper surface middle part, the quantity of spacing stake 28 is two, the upper end of two spacing stake 28 all runs through screening case 3 and extends to the inside of screening case 3.

The design of the limiting piles 28 limits the movement direction of the screening box 3.

Wherein, the top fixed mounting in screening case 3 front surface right side has No. two motors 17, no. two motors 17 the other end of output shaft has fixedly sleeved with driving shaft 18, the fixed action wheel 19 that has cup jointed that is located screening case 3 upper right side of external surface of driving shaft 18, screening case 3 front surface left top fixedly connected with mounting bracket 20, the internal surface activity on mounting bracket 20 top has cup jointed driven shaft 21, the fixed driven wheel 22 that has cup jointed in the left end of driven shaft 21 surface, driven wheel 22 passes through drive belt 23 and action wheel 19 transmission connection.

When the second motor 17 is running, the driving shaft 18 will start to drive the driving wheel 19 and the driving belt 23 to start to rotate, and the driven wheel 22 will rotate together with the driving belt 23.

The right side of the upper surface of the driving belt 23 is fixedly connected with a fixing plate 24, the lower surface of the fixing plate 24 is fixedly connected with a dust removing brush 25, and the lower surface of the dust removing brush 25 is movably connected with the upper surface of the movable screen 6.

When the driving belt 23 starts to move, the dust removing brush 25 drives the fixed plate 24 to move towards the distributing plate 15 together, and dust above the movable screen 6 is removed.

Wherein, both ends all fixedly connected with installation piece 26 about the screening case 3 upper surface rear side, the interior surface mounting at installation piece 26 top has cup jointed gag lever post 27, and gag lever post 27's right-hand member runs through fixed plate 24 and installation piece 26 in proper order and extends to the right side of installation piece 26, and gag lever post 27's surface and fixed plate 24's interior surface swing joint.

The limiting rod 27 limits the movement of the fixed plate 24, and ensures the stability of the whole movement of the fixed plate 24.

Wherein, the upper surface fixed mounting of base 1 has No. three motor 29 that is located between two spacing piles 28, and No. three motor 29 output shaft's the fixed pivot 30 that has cup jointed of the other end, and pivot 30's external surface fixed cup joints cam 31, cam 31's surface and screening case 3's lower surface swing joint.

When the third motor 29 is operated, the rotating shaft 30 drives the cam 31 to rotate, and due to the design of the cam 31, the rotation of the cam 31 can make the whole screening box 3 vibrate up and down.

The working principle and the using flow of the utility model are as follows:

firstly, an operator starts the motor 11, along with the running of the motor 11, the circular shaft 12 drives the rotating rod 13 to start rotating by taking the circular shaft 12 as the axis, the other end of the rotating rod 13 can pull the pulling block 10, the pulling block 10 starts to move rightwards under the limit of the limit groove 14, the inner surface of the pulling block 10 can also pull the sliding column 9 through the movement of the pulling block 10, the sliding column 9 integrally starts to move rightwards along the inner surface of the sliding groove 8, and in the process, due to the rightwards movement of the movable screen 6, the overlapped area between the fixed screen 4 and the movable screen 6 is changed, and the size of the passing screen hole is changed.

When the size of the sieve holes which can be passed reaches the requirement of an operator, the operator starts the motor No. three 29 and inputs the raw materials into the left side of the upper surface of the movable screen 6, the motor No. three 29 runs to enable the rotating shaft 30 to drive the cam 31 to start rotating, at the moment, the whole screening box 3 starts vibrating due to the shape of the cam 31, the raw materials on the movable screen 6 start moving rightwards under the influence of the vibration, during the period, the materials smaller than the size of the sieve holes fall into the bottom of the inner surface of the screening box 3 through the fixed screen 4 and the movable screen 6, and finally leave the screening box 3 from the right side of the screening box 3, the raw materials which do not meet the requirement pass through the distributing plate 15 and are distributed into the regrinding area, after the screening work is finished, the operator starts the motor No. two 17, the operation of the motor No. two 17 enables the driving shaft 18 to start driving the driving wheel 19 and the driving belt 23 to start rotating, the whole fixed plate 24 can follow the driving belt 23 to rightwards under the limit of the limit rod 27 due to the movement of the driving belt 23, during the process, the dust brushes 25 clean the dust on the surface of the movable screen 6.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. Raw material pretreatment equipment for producing fine iron powder is characterized by comprising:

The screening device comprises a base (1), wherein springs (2) are fixedly connected to the periphery of the upper surface of the base (1), a screening box (3) is fixedly connected to the other end of each spring (2), a limiting groove (5) is formed in the left side of the inner surface of the screening box (3), and a sliding groove (8) positioned on the front side of the limiting groove (5) is formed in the outer surface of the screening box (3);

The outer surfaces of the front side and the rear side of the fixed screen (4) are fixedly connected to the middle part of the inner surface of the screening box (3);

The driving mechanism is arranged in the middle of the outer surface of the screening box (3);

The adjusting mechanism is arranged on the upper surface of the fixed screen (4);

The adjusting mechanism comprises a movable screen (6), the lower surface of the movable screen (6) is movably connected with the upper surface of a fixed screen (4), the left side fixedly connected with of the upper surface of the movable screen (6) is located a connecting block (7) inside a limiting groove (5), the right side fixedly connected with of the connecting block (7) is located a sliding column (9) inside a sliding groove (8), the front end of the sliding column (9) penetrates through the sliding groove (8) and extends to the outer side of a screening box (3), and the sliding column (9) drives the movable screen (6) to move integrally to change the overlapping area with the fixed screen (4).

2. The raw material pretreatment apparatus for producing fine iron powder according to claim 1, characterized in that: the driving mechanism comprises:

The limiting groove (14) is formed in the upper side of the outer surface of the screening box (3), the inner surface of the limiting groove (14) is movably connected with the pulling block (10), and the upper side of the inner surface of the pulling block (10) is movably connected with the outer surface of the sliding column (9);

The motor (11) is fixedly arranged in the middle of the outer surface of the screening box (3), the other end of the output shaft of the motor (11) is fixedly sleeved with a round shaft (12), the other end of the round shaft (12) is fixedly sleeved with a rotating rod (13), and the outer surface of the rear side of the left end of the rotating rod (13) is movably connected with the lower side of the inner surface of the pulling block (10).

3. The raw material pretreatment apparatus for producing fine iron powder according to claim 1, characterized in that: the right surface swing joint of connecting block (7) has dust guard (16), the right side fixed connection at upper surface and limit groove (5) internal surface top of dust guard (16), the downside fixedly connected with of screening case (3) right side divides flitch (15), the top of dividing flitch (15) right side surface and the left surface fixed connection of fixed screen cloth (4), the equal fixedly connected with spacing stake (28) of front and back both sides at base (1) upper surface middle part, the quantity of spacing stake (28) is two, two the upper end of spacing stake (28) all runs through screening case (3) and extends to the inside of screening case (3).

4. The raw material pretreatment apparatus for producing fine iron powder according to claim 1, characterized in that: the screening box is characterized in that a second motor (17) is fixedly arranged at the top end of the right side of the front surface of the screening box (3), a driving shaft (18) is fixedly sleeved at the other end of an output shaft of the second motor (17), a driving wheel (19) positioned at the right upper side of the screening box (3) is fixedly sleeved at the outer surface of the driving shaft (18), a mounting frame (20) is fixedly connected to the top end of the left side of the front surface of the screening box (3), a driven shaft (21) is movably sleeved at the inner surface of the top end of the mounting frame (20), a driven wheel (22) is fixedly sleeved at the left end of the outer surface of the driven shaft (21), and the driven wheel (22) is in transmission connection with the driving wheel (19) through a transmission belt (23).

5. The raw material pretreatment apparatus for producing fine iron powder according to claim 4, wherein: the right side of drive belt (23) upper surface fixedly connected with fixed plate (24), the lower surface fixedly connected with dust removal brush (25) of fixed plate (24), the upper surface swing joint of lower surface and activity screen cloth (6) of dust removal brush (25).

6. The raw material pretreatment apparatus for producing fine iron powder according to claim 1, characterized in that: both ends all fixedly connected with installation piece (26) about screening case (3) upper surface rear side, the internal surface fixed at installation piece (26) top has cup jointed gag lever post (27), the right-hand member of gag lever post (27) runs through fixed plate (24) and installation piece (26) in proper order and extends to the right side of installation piece (26), the surface of gag lever post (27) and the internal surface swing joint of fixed plate (24).

7. The raw material pretreatment apparatus for producing fine iron powder according to claim 1, characterized in that: the upper surface fixed mounting of base (1) has No. three motor (29) that are located between two spacing stake (28), the other end of No. three motor (29) output shaft is fixed to be cup jointed pivot (30), the fixed surface of pivot (30) has cup jointed cam (31), the surface of cam (31) and the lower surface swing joint of screening case (3).