阅读说明：本技术 一种具有筛选功能的氧化铁红除杂装置 (Red edulcoration device of iron oxide with screening function ) 是由 刘学军 纪明聪 占会云 于 2020-06-03 设计创作，主要内容包括：一种具有筛选功能的氧化铁红除杂装置,本发明涉及化工设备技术领域；它包含箱体、进料管、出料管、门体和支撑脚,箱体上侧壁的一侧插设固定有进料管,箱体一侧壁的下侧插设固定有出料管,箱体的前侧壁内嵌设有门体,箱体下侧壁的四角均固定有支撑脚；它还包含过滤机构和筛选机构,过滤机构设置于箱体内部的上侧,过滤机构中的过滤箱悬设在进料管的下侧,过滤箱的下侧设有筛选机构,筛选机构中的一号电机通过支架固定在箱体一侧的外侧壁上；通过多级筛网进行筛选,增加除杂的效果,在筛选的过程中,可对筛网进行晃动,加快氧化铁红粉末穿过筛网筛孔的速度,防止堵塞的现象发生,本发明具有设置合理,制作成本低等优点。(The invention discloses an iron oxide red impurity removal device with a screening function, and relates to the technical field of chemical equipment; the automatic feeding device comprises a box body, a feeding pipe, a discharging pipe, a door body and supporting legs, wherein the feeding pipe is inserted and fixed on one side of the upper side wall of the box body, the discharging pipe is inserted and fixed on the lower side of one side wall of the box body, the door body is embedded in the front side wall of the box body, and the supporting legs are fixed at four corners of the lower side wall of the box body; the filter mechanism is arranged on the upper side inside the box body, a filter box in the filter mechanism is suspended on the lower side of the feeding pipe, the screening mechanism is arranged on the lower side of the filter box, and a first motor in the screening mechanism is fixed on the outer side wall of one side of the box body through a support; the multi-stage screen is used for screening, the impurity removal effect is improved, the screen can be shaken in the screening process, the speed of iron oxide red powder passing through the screen meshes of the screen is increased, and the blockage phenomenon is prevented.)

1. The iron oxide red impurity removing device with the screening function comprises a box body (1), a feeding pipe (2), a discharging pipe (3), a door body (4) and supporting legs (5), wherein the feeding pipe (2) is inserted and fixed on one side of the upper side wall of the box body (1), the discharging pipe (3) is inserted and fixed on the lower side of one side wall of the box body (1), the door body (4) is embedded in the front side wall of the box body (1), one side of the door body (4) is screwed with one side of the front side wall of the box body (1) through a hinge, the other side of the door body (4) is connected with the other side of the front side wall of the box body (1) through a cross lock, and the supporting legs (5) are fixed at four; the method is characterized in that: the device also comprises a filtering mechanism (6) and a screening mechanism (7), wherein the filtering mechanism (6) is arranged on the upper side in the box body (1), a filtering box (6-1) in the filtering mechanism (6) is suspended on the lower side of the feeding pipe (2), the screening mechanism (7) is arranged on the lower side of the filtering box (6-1), and a first motor (7-1) in the screening mechanism (7) is fixed on the outer side wall of one side of the box body (1) through a support;

the filtering mechanism (6) also comprises a first spring (6-2), a rotating wheel (6-3), a connecting rod (6-4), a limiting ring (6-5), a sliding rail (6-6), a cylinder (6-7) and salient points (6-8), wherein the first spring (6-2) is fixed on the inner side wall of one side of the box body (1) at equal intervals, the other end of the first spring (6-2) is arranged in contact with the outer side wall of one side of the filtering box (6-1), the left side and the right side of the lower side of the filtering box (6-1) are respectively provided with the connecting rod (6-4), the front end of the connecting rod (6-4) is fixedly connected with the central shaft of the rotating wheel (6-3) after passing through the limiting ring (6-5), the lower side of the rotating wheel (6-3) is respectively embedded in the sliding rails (6-6), a plurality of salient points (6-8) are fixed on the left side and the right side of the inner side wall of the lower side of each sliding rail (6-6) at equal intervals, two ends of each sliding rail (6-6) are fixedly connected with the inner side walls of the left side and the right side of the box body (1) respectively, an air cylinder (6-7) is fixed on the outer side wall of the other side of the box body (1), the air cylinder (6-7) is connected with an external air source, a piston rod of the air cylinder (6-7) penetrates through the side wall of the box body (1) and then abuts against the outer side wall of the other side of the filter box (6-1), the air cylinder (6-7) is connected with a control switch (6-9), and the;

the screening mechanism (7) further comprises a first screen (7-2), a second screen (7-3), a first cam (7-4), a rotating rod (7-5) and rotating wheels (7-6), the first screen (7-2) is arranged on the lower side of the filter box (6-1), the rotating rods (7-5) are arranged on the front side and the rear side of the lower side of the first screen (7-2) in a suspending mode, one end of each rotating rod (7-5) is connected with one side wall of the box body (1) in a rotating mode through a bearing, the other end of each rotating rod (7-5) penetrates through a bearing in the other side wall of the box body (1) and then is inserted and fixed into the rotating wheels (7-6), the rotating wheels (7-6) on the front side and the rear side are connected through transmission belts, the rotating shaft at the outer end of one rotating wheel (7-6) is fixedly connected with the output shaft of the first motor (7-1, the first motor (7-1) is connected with an external power supply, a plurality of first cams (7-4) are fixedly arranged on the rotating rods (7-5) on the front side and the rear side at equal intervals in a sleeved mode, the protruding directions of every two adjacent first cams (7-4) are opposite, the protrusions of the first cams (7-4) are crossed from left to right and are abutted against the first screen (7-2) and the second screen (7-3), the outer edge of the second screen (7-3) is fixedly connected with the inner peripheral wall of the box body (1), and the sieve holes of the second screen (7-3) are smaller than the sieve holes of the first screen (7-2).

2. The iron oxide red impurity removing device with the screening function according to claim 1, characterized in that: the inside downside of box (1) be equipped with deflector (8) No. one, one side of deflector (8) sets up in the inboard downside of discharging pipe (3) inner, the opposite side tilt up back of deflector (8) fix on the inside wall of box (1) one side, lead to the iron oxide red powder through deflector (8) No. one.

3. The iron oxide red impurity removing device with the screening function according to claim 1, characterized in that: one side of the control switch (6-9) is provided with a push rod (9) in a suspending way, the other end of the push rod (9) sequentially penetrates through a fixed plate (10) and a second spring (11) and then is fixedly connected with a movable plate (12), the fixed plate (10) is fixedly connected with a supporting plate (13), the supporting plate (13) is fixed on the outer side wall of the box body (1), a second motor (14) is fixed on one side wall of the supporting plate (13), the second motor (14) is connected with an external power supply, an output shaft of the second motor (14) penetrates through the supporting plate (13) and then is inserted and fixed in a second cam (15), one side of the second cam (15) is in contact with one side wall of the movable plate (12), the movable plate (12) is fixedly connected with one end of the second spring (11), the other end of the second spring (11) is fixed on one side wall of the fixed plate (10), and the filter box (6-1) is used in the filtering, the second motor (14) is started, the second motor (14) drives the push rod (9) to move back and forth through the cam, the push rod (9) repeatedly presses and releases the control switch (6-9), the control switch (6-9) repeatedly starts and closes the air cylinder (6-7), and the air cylinder (6-7) drives the filter box (6-1) to move back and forth.

4. The iron oxide red impurity removing device with the screening function according to claim 1, characterized in that: the filter box is characterized in that push plates (16) are arranged on the side walls of the left side and the right side of the filter box (6-1) in a contact mode, the outer side wall of the push plate (16) on one side is fixedly connected with a piston rod of an air cylinder (6-7), the outer side wall of the push plate (16) on the other side is fixedly connected with a first spring (6-2), a sleeve (17) is inserted into one side of the interior of the first spring (6-2), one end of the sleeve (17) is fixed on the inner side wall of one side of the box body (1), an insertion rod (18) is movably inserted into the interior of the sleeve (17), the other end of the insertion rod (18) penetrates through one end of the sleeve (17) and then is fixedly connected with one side wall of the push plate (16), and the sleeve (17) and the insertion rod (.

5. The iron oxide red impurity removing device with the screening function according to claim 1, characterized in that: a clapboard (19) is fixed at the center inside the filter box (6-1), the clapboard (19) is arranged below one side of the feeding pipe (2), a plurality of heating rods (20) are arranged at equal intervals on one side of the feeding pipe (2), the upper end of the heating rod (20) is fixed on the inner side wall of the upper side of the box body (1), a plurality of through holes (21) are arranged on the upper side of one side wall of the box body (1) at equal intervals, fans (22) are arranged in the through holes (21), the fans (22) and the heating rod (20) are connected with an external power supply, in the using process, the fan (22) and the heating rod (20) are started, the fan (22) blows the heat emitted by the heating rod (20) to one side of the powder, and drying the powder, wherein the larger impurities in the powder fall to one side of the partition plate (19), and the smaller impurities and the powder fall to the other side of the partition plate (19) to separate the impurities.

6. The iron oxide red impurity removing device with the screening function according to claim 5, characterized in that: a second guide plate (23) is arranged above one side of the filter box (6-1), the upper side of the second guide plate (23) inclines to one side and then is fixed on the inner side wall of one side of the box body (1), and powder is guided through the second guide plate (23).

7. The iron oxide red impurity removing device with the screening function according to claim 1, characterized in that: the working principle is as follows: when the powder-feeding device is used, iron oxide red powder is poured into the box body (1) through the feeding pipe (2), then falls into the filter box (6-1), is filtered by the filter box (6-1), and then falls onto the first screen (7-2), the first motor (7-1) is started, the first motor (7-1) drives the rotating wheel (7-6) on one side to rotate, the rotating wheel (7-6) drives the other rotating wheel (7-6) to rotate through the transmission belt, the two rotating wheels (7-6) simultaneously drive the rotating rods (7-5) in the two rotating wheels to rotate, the rotating rods (7-5) drive the first cams (7-4) to rotate, when the bulges of the first cams (7-4) rotate to the upper side, the bulges of the first cams abut against the lower surface of the first screen (7-2), and when the bulges of the first cams (7-4) rotate to the lower side, the powder is abutted against the upper surface of the second screen (7-3), the first screen (7-2) and the second screen (7-3) are driven to shake in the process that the first cam (7-4) rotates ceaselessly, the powder of the iron oxide red is screened by the first screen (7-2) and the second screen (7-3) in the shaking process, the powder falls to the lower side of the interior of the box body (1) after being screened by the second screen (7-3), and is discharged through the discharge pipe (3), after the powder is used for a period of time, the control switch (6-9) is pressed down, the control switch (6-9) starts the air cylinder (6-7), the air cylinder (6-7) drives the filter box (6-1) to move to one side, the air cylinder (6-7) is closed after the powder moves, a piston rod of the air cylinder (6-7) drives the push plate (16) to reset, the elastic force of the first spring (6-2) drives the filter box (6-1) to reset, then the cylinder (6-7) is started through the control switch (6-9), the cylinder (6-7) pushes the filter box (6-1) to one side, and in the process that the filter box (6-1) moves back and forth, the rotating wheel (6-3) moves on the salient point (6-8) to generate shaking.

Technical Field

The invention relates to the technical field of chemical equipment, in particular to an iron oxide red impurity removing device with a screening function.

Background

In the production of iron oxide red, need get rid of the impurity in the iron oxide red powder, consequently just need use the edulcoration device, but current iron oxide red edulcoration device structure is comparatively simple, screens the impurity in the iron oxide red through the screen cloth usually, and single-stage screen cloth causes the edulcoration effect unsatisfactory easily, and if screen cloth mesh undersize, the screen cloth can't be passed fast to the iron oxide red powder, causes the phenomenon of jam, influences the edulcoration effect, awaits urgently and improves.

Disclosure of Invention

The invention aims to provide an iron oxide red impurity removing device with a screening function, which is reasonable in design and convenient to use, aiming at overcoming the defects and shortcomings of the prior art, the iron oxide red impurity removing device is screened by a multi-stage screen, the impurity removing effect is improved, the screen can be shaken in the screening process, the speed of iron oxide red powder passing through screen holes of the screen is increased, and the phenomenon of blockage is prevented.

In order to achieve the purpose, the invention adopts the technical scheme that: the automatic feeding device comprises a box body, a feeding pipe, a discharging pipe, a door body and supporting legs, wherein the feeding pipe is fixedly inserted into one side of the upper side wall of the box body, the discharging pipe is fixedly inserted into the lower side of one side wall of the box body, the door body is embedded into the front side wall of the box body, one side of the door body is connected with one side of the front side wall of the box body in a rotating mode through a hinge, the other side of the door body is connected with the other side of the front side wall of the box body through a cross lock; the filter mechanism is arranged on the upper side inside the box body, a filter box in the filter mechanism is suspended on the lower side of the feeding pipe, the screening mechanism is arranged on the lower side of the filter box, and a first motor in the screening mechanism is fixed on the outer side wall of one side of the box body through a support;

the filtering mechanism also comprises a first spring, a rotating wheel, a connecting rod, a limiting ring, a sliding rail, a cylinder and salient points, the first spring is fixed on the inner side wall of one side of the box body at equal intervals, the other end of the first spring is arranged in contact with the outer side wall of one side of the filtering box, the connecting rod is arranged on the left side and the right side of the lower side of the filtering box, the front end of the connecting rod penetrates through the limiting rings respectively and then is fixedly connected with a central shaft of the rotating wheel, the lower side of the rotating wheel is embedded in sliding rails on the front side and the rear side respectively, a plurality of salient points are fixed on the left side and the right side of the inner side wall of the lower side of the sliding rails at equal intervals, two ends of the sliding rails are fixedly connected with the inner side walls of the left side and the right side of the box body respectively, an air cylinder is fixed on the outer side wall of the other side of the box body and connected with an external air source, a piston rod of the air cylinder penetrates through the side wall of the box body and then abuts against;

the screening mechanism also comprises a first screen, a second screen, a first cam, a rotating rod and a rotating wheel, wherein the first screen is arranged at the lower side of the filter box, the rotating rods are respectively hung at the front side and the rear side of the lower side of the first screen, one end of the rotating rod is connected with one side wall of the box body in a rotating way through a bearing, the other end of the rotating rod penetrates through the bearing in the other side wall of the box body and is inserted and fixed in the rotating wheel, the rotating wheels at the front side and the rear side are connected through a driving belt, the rotating shaft at the outer end of one rotating wheel is fixedly connected with the output shaft of the first motor, the first motor is connected with an external power supply, a plurality of the first cams are fixedly sleeved on the rotating rods at the front side and the rear side at equal distances, the direction of the bulges of the two adjacent first cams is opposite, the bulges of the first cams are crossed with the first screen and the bulges of the second screen from left, the sieve pore of No. two screens is less than the sieve pore setting of No. one screen.

Further, the inside downside of box be equipped with the deflector No. one, one side of deflector sets up in the inboard of discharging pipe inner, another side slope back of deflector is fixed on the inside wall of box one side, leads to the iron oxide red powder through the deflector No. one.

Furthermore, a push rod is suspended on one side of the control switch, after the other end of the push rod sequentially passes through the fixed plate and the second spring, the movable plate is fixedly connected with the fixed plate, the fixed plate is fixedly connected with the supporting plate, the supporting plate is fixed on the outer side wall of the box body, a second motor is fixed on one side wall of the supporting plate and is connected with an external power supply, after an output shaft of the second motor passes through the supporting plate, inserted and fixed in the second cam, one side of the second cam is contacted with one side wall of the movable plate, the movable plate is fixedly connected with one end of the second spring, the other end of the second spring is fixed on one side wall of the fixed plate, during the filtering process of the filter box, the second motor is started, the second motor drives the push rod to move back and forth through the cam, the push rod repeatedly presses down and loosens the control switch, the control switch repeatedly starts and closes the air cylinder, and the air cylinder drives the filter box to move back and forth.

Further, the lateral wall of the rose box left and right sides on all the contact be provided with the push pedal, the lateral wall of the push pedal of one side and the piston rod fixed connection of cylinder, the lateral wall and a spring fixed connection of the push pedal of opposite side, the sleeve pipe is established to inside one side of a spring insertion, sheathed tube one end is fixed on the inside wall of box one side, sheathed tube inside activity is inserted and is equipped with the inserted bar, the other end of this inserted bar passes behind the sheathed tube one end, with a lateral wall fixed connection of push pedal, sleeve pipe and inserted bar support a spring.

Further, the inside center of rose box be fixed with the baffle, this baffle sets up in the below of inlet pipe one side, one side equidistance of inlet pipe is equipped with the several heating rod, the upper end of this heating rod is fixed on the inside wall of box upside, the upside equidistance of a box lateral wall is equipped with the several through-hole, all be equipped with the fan in the through-hole, fan and heating rod all are connected with external power source, in the use, start fan and heating rod, the heat that the fan distributed out the heating rod blows to one side of powder, dry the powder, and great impurity falls to one side of baffle in the powder, less impurity and powder then fall to the opposite side of baffle, separate impurity.

Furthermore, the upper side of one side of the filter box is provided with a second guide plate, the upper side of the second guide plate inclines to one side and then is fixed on the inner side wall of one side of the box body, and the powder is guided through the second guide plate.

The working principle of the invention is as follows: when in use, the powder of the iron oxide red is poured into the box body through the feeding pipe, falls into the filter box, falls onto the first screen after being filtered by the filter box, the first motor is started, the first motor drives the rotating wheel on one side to rotate, the rotating wheel drives the other rotating wheel to rotate through the driving belt, the two rotating wheels simultaneously drive the rotating rods in the respective inner parts to rotate, the rotating rods drive the first cams to rotate, the bulges of the first cam abut against the lower surface of the first screen when rotating to the upper side, the bulges of the first cam abut against the upper surface of the second screen when rotating to the lower side, the first screen and the second screen are driven to rock in the process of continuous rotation of the first cam, the first screen and the second screen respectively screen the powder of the iron oxide red in the process of rocking, and fall to the lower side in the box body after being screened by the second screen, and finally, the filter box is discharged through the discharging pipe, after the filter box is used for a period of time, the control switch is pressed, the control switch starts the air cylinder, the air cylinder drives the filter box to move to one side, after the filter box moves, the air cylinder is closed again, the piston rod of the air cylinder drives the push plate to reset, the elastic force of the first spring drives the filter box to reset, then the air cylinder is started through the control switch, the air cylinder pushes the filter box to one side again, and in the process of the back and forth movement of the filter box, the rotating wheel moves on the salient points, and then.

After adopting the structure, the invention has the beneficial effects that:

1. the multi-stage screen is used for screening, so that the impurity removal effect is improved, the screen can be shaken in the screening process, the speed of iron oxide red powder passing through the screen meshes of the screen is increased, and the phenomenon of blockage is prevented;

2. the upper side of the screening mechanism is provided with a filtering mechanism, impurities in the iron oxide red powder are removed through the filtering mechanism, and the screen mesh in the screening mechanism is prevented from being blocked by the impurities;

3. the runners on the front side and the rear side of the filter box run back and forth in the slide rail, and the runners move on the salient points in the process of back and forth movement of the filter box, so that shaking is generated, the blockage of filter holes of the filter box is reduced, and the filtering speed is accelerated.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top view of fig. 1.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a sectional view taken along line B-B in fig. 2.

Fig. 5 is a cross-sectional view taken along line C-C of fig. 2.

Fig. 6 is an enlarged view of a portion D in fig. 5.

Description of reference numerals:

the device comprises a box body 1, a feeding pipe 2, a discharging pipe 3, a door body 4, supporting legs 5, a filtering mechanism 6, a filtering box 6-1, a first spring 6-2, a rotating wheel 6-3, a connecting rod 6-4, a limiting ring 6-5, a sliding rail 6-6, a cylinder 6-7, salient points 6-8, a control switch 6-9, a screening mechanism 7, a first motor 7-1, a first screen 7-2, a second screen 7-3, a first cam 7-4, a rotating rod 7-5, a rotating wheel 7-6, a first guide plate 8, a push rod 9, a fixed plate 10, a second spring 11, a movable plate 12, a supporting plate 13, a second motor 14, a second cam 15, a push plate 16, a sleeve 17, an inserted rod 18, a partition plate 19, a heating rod 20, a through hole 21, a fan 22 and a second guide plate 23.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to fig. 6, the following technical solutions are adopted in the present embodiment: the device comprises a box body 1, a feeding pipe 2, a discharging pipe 3, a door body 4 and supporting legs 5, wherein the feeding pipe 2 is fixedly inserted and welded on the right side of the upper side wall of the box body 1, the discharging pipe 3 is fixedly inserted and welded on the lower side of the left side wall of the box body 1, the door body 4 is embedded in the front side wall of the box body 1, the right side of the door body 4 is screwed with the right side of the front side wall of the box body 1 through a hinge, the right side of the hinge is fixedly connected with the right side of the front side wall of the box body 1 through a bolt, the left side of the hinge is fixedly connected with the right side of the front side wall of the door body 4 through a bolt, the left side of the door body 4 is connected with the left side of the front side wall of the box body 1 through a cross lock, the cross lock is embedded in the left side of the door body 4, a lock cylinder of the cross lock penetrates through the left, the left side of the first guide plate 8 is arranged at the lower side of the inner end of the discharge pipe 3, and the right side of the first guide plate 8 is welded and fixed on the inner side wall at the right side of the box body 1 after inclining upwards, so that powder can be prevented from being retained at the right side in the box body 1; the device also comprises a filtering mechanism 6 and a screening mechanism 7, wherein the filtering mechanism 6 is arranged at the upper side inside the box body 1, a filtering box 6-1 in the filtering mechanism 6 is suspended at the lower side of the feeding pipe 2, the filtering mechanism 6 also comprises a spring 6-2, a rotating wheel 6-3, a connecting rod 6-4, a limiting ring 6-5, a sliding rail 6-6, a cylinder 6-7 and a salient point 6-8, the spring 6-2 is welded and fixed on the inner side wall at the left side of the box body 1 in an equidistant manner, the right end of the spring 6-2 is contacted with the outer side wall at one side of the filtering box 6-1, the connecting rod 6-4 is arranged at the left side and the right side of the lower side of the filtering box 6-1, the front end of the connecting rod 6-4 is welded and fixed with the central shaft of the rotating wheel 6-3 after passing through the limiting ring 6-5 respectively, the lower, the left side and the right side of the inner side wall of the lower side of the sliding rail 6-6 are welded and fixed with a plurality of salient points 6-8 at equal intervals, two ends of the sliding rail 6-6 are respectively welded and fixed with the inner side wall of the left side and the right side of the box body 1, the outer side wall of the right side of the box body 1 is fixed with an air cylinder 6-7 through bolts, the air cylinder 6-7 is connected with an external air source, a piston rod of the air cylinder 6-7 is abutted against the outer side wall of the right side of the filter box 6-1 after penetrating through the side wall of the box body 1, the air cylinder 6-7 is connected with a control switch 6-9, the control switch 6-9 is fixed on the outer side wall of the box body 1 through bolts, a push rod 9 is suspended on the right side of the control switch 6-9, the right end of the push, a second motor 14 is fixed on the rear side wall of the supporting plate 13 through bolts, the type of the second motor 14 is 40KTYZ, the second motor 14 is connected with an external power supply, an output shaft of the second motor 14 penetrates through the supporting plate 13 and is inserted, welded and fixed in a second cam 15, the left side of the second cam 15 is in contact with the right side wall of the movable plate 12, the movable plate 12 is welded and fixed with the right end of a second spring 11, the left end of the second spring 11 is welded and fixed on the right side wall of the fixing plate 10, the push rod 9 can be driven to move back and forth in the rotating process of the second cam 15, the air cylinder 6-7 is started and closed in the back and forth moving process of the push rod 9, and therefore, the operation of workers is not needed, and time and labor are saved;

a screening mechanism 7 is arranged on the lower side of the filter box 6-1, a first motor 7-1 in the screening mechanism 7 is fixed on the outer side wall on the right side of the box body 1 through a support, the first motor 7-1 is fixed on the support through a bolt, and the support is welded and fixed on the outer side wall on the right side of the box body 1; the screening mechanism 7 also comprises a first screen 7-2, a second screen 7-3, a first cam 7-4, a rotating rod 7-5 and a rotating wheel 7-6, the first screen 7-2 is arranged at the lower side of the filter box 6-1, the outer edge of the first screen 7-2 is fixedly connected with the inner peripheral wall of the box body 1 through bolts, the rotating rods 7-5 are respectively suspended at the front side and the rear side of the lower side of the first screen 7-2, the left end of the rotating rod 7-5 is screwed with the left side wall of the box body 1 through a bearing, the bearing is embedded in the left side wall of the box body 1, the outer ring of the bearing is welded and fixed with the inner side wall at the left side of the box body 1, the inner ring of the bearing is welded and fixed with the rotating rod 7-5, the right end of the rotating rod 7-5 penetrates through the bearing in the right side wall of the box body 1 respectively and is inserted and welded and fixed in, the inner ring of the rotary device is welded and fixed with the right end of a rotary rod 7-5, the rotary wheels 7-6 at the front side and the rear side are connected through a transmission belt, the rotary shaft at the outer end of the rotary wheel 7-6 at the front side is fixedly connected with the output shaft of a first motor 7-1 through a bolt, the first motor 7-1 is connected with an external power supply, the model of the first motor 7-1 is 60KTYZ, a plurality of first cams 7-4 are sleeved and welded and fixed on the rotary rods 7-5 at the front side and the rear side at equal intervals, the protruding directions of two adjacent first cams 7-4 are arranged oppositely, the bulges of the first cams 7-4 are crossed from left to right and are arranged to be abutted against the first screen 7-2 and the second screen 7-3, the outer edge of the second screen 7-3 is fixedly connected with the inner peripheral wall of the box body 1 through bolts, and the sieve holes of the second screen 7-3 are smaller than those of the first screen 7-2;

the side walls of the left side and the right side of the filter box 6-1 are respectively provided with a push plate 16 in a contact manner, the right side wall of the push plate 16 on the right side is welded and fixed with a piston rod of the air cylinder 6-7, the left side wall of the push plate 16 on the left side is welded and fixed with a first spring 6-2, the left side of the interior of the first spring 6-2 is inserted with a sleeve 17, the left end of the sleeve 17 is fixed on the inner side wall of the left side of the box body 1, an inserted rod 18 is movably inserted in the sleeve 17, the right end of the inserted rod 18 penetrates through the right end of the sleeve 17 and then is welded and fixed with the left side wall of the push plate 16 on the left side, the sleeve 17 and the inserted rod 18 support the first spring 6-2, the stability of the first spring 6-2 is improved, the center of the interior of the filter box 6-1 is welded, the upper end of the heating rod 20 is fixed on the inner side wall of the upper side of the box body 1 through bolts, a plurality of through holes 21 are formed in the upper side of the right side wall of the box body 1 at equal intervals, fans 22 are arranged in the through holes 21 and fixed through bolts, the fans 22 and the heating rod 20 are connected with an external power supply, after the fans 22 are started, iron oxide red powder can be blown to one side, larger impurities fall to the right side of the partition plate 19, smaller impurities and powder fall to the left side of the partition plate 19, post-treatment is facilitated, a second guide plate 23 is arranged above the left side of the filter box 6-1, after the upper side of the second guide plate 23 inclines leftwards, the second guide plate 23 is welded and fixed on the inner side wall of one side of the box body 1, the powder is guided through the second guide plate 23, and the powder can be prevented from falling onto the first screen 7-.

The working principle of the specific embodiment is as follows: when the device is used, iron oxide red powder is poured into the box body 1 through the feeding pipe 2 and then falls into the filtering box 6-1, in the falling process, the heating rod 20 and the fan 22 are started, the fan 22 blows heat emitted by the heating rod 20 to the left side, the iron oxide red powder is dried through the heat, larger impurities in the iron oxide red powder fall to the right side of the partition plate 19, the iron oxide red powder and smaller impurities fall to the left side of the partition plate 19, the iron oxide red powder and the smaller impurities are filtered by the filtering box 6-1 and then fall onto the first screen 7-2, the first motor 7-1 is started, the first motor 7-1 drives the rotating wheel 7-6 on one side to rotate, the rotating wheel 7-6 drives the other rotating wheel 7-6 to rotate through a transmission belt, the two rotating wheels 7-6 simultaneously drive the rotating rods 7-5 in the two rotating wheels, the rotating rod 7-5 drives the first cams 7-4 to rotate, the bulges of the first cams 7-4 abut against the lower surface of the first screen 7-2 when rotating to the upper side, the bulges of the first cams 7-4 abut against the upper surface of the second screen 7-3 when rotating to the lower side, the first screen 7-2 and the second screen 7-3 are driven to rock in the process of continuous rotation of the first cams 7-4, the first screen 7-2 and the second screen 7-3 respectively screen iron oxide red powder in the process of rocking, the iron oxide red powder falls to the lower side in the box body 1 after being screened by the second screen 7-3 and is finally discharged by the discharging pipe 3, the second motor 14 is started after being used for a period of time, the second motor 14 drives the second cams 15 to rotate, and when the bulges of the second cams 15 rotate to one side of the movable plate 12, the movable plate 12 is pushed to move towards the left side, the movable plate 12 drives the push rod 9 to move towards the left side until the control switch 6-9 is pressed, the control switch 6-9 starts the air cylinder 6-7, the air cylinder 6-7 drives the filter box 6-1 to move towards one side, when the protrusion of the second cam 15 rotates towards the right side, the movable plate 12 is loosened, the filter box 6-1 moves towards the right side under the elastic force of the second spring 11, the control switch 6-9 is loosened, the control switch 6-9 closes the air cylinder 6-7, after the piston rod of the air cylinder 6-7 drives the push plate 16 to reset, the elastic force of the first spring 6-2 drives the filter box 6-1 to reset, then the air cylinder 6-7 is started through the control switch 6-9, the air cylinder 6-7 pushes the filter box 6-1 towards one side again, in the process of the filter box 6-1 moving back and forth, the rotating wheel 6-3 moves on the salient points 6-8, and then shaking is generated, so that the blockage of the filtering holes of the filtering box 6-1 is reduced.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. the multi-stage screen is used for screening, so that the impurity removal effect is improved, the screen can be shaken in the screening process, the speed of iron oxide red powder passing through the screen meshes of the screen is increased, and the phenomenon of blockage is prevented;

2. a filtering mechanism 6 is arranged on the upper side of the screening mechanism 7, impurities in the iron oxide red powder are removed through the filtering mechanism 6, and the screen mesh in the screening mechanism 7 is prevented from being blocked by the impurities;

3. the rotating wheels 6-3 on the front side and the rear side of the filter box 6-1 run back and forth in the slide rail 6-6, and in the process that the filter box 6-1 moves back and forth, the rotating wheels 6-3 move on the salient points 6-8 to generate shaking, so that the blockage of filter holes of the filter box 6-1 is reduced, and the filtering speed is accelerated;

4. a push rod 9 is arranged on the right side of the control switch 6-9, the push rod 9 can be driven to move back and forth in the process of rotating the second cam 15, and the air cylinder 6-7 is started and closed in the process of moving back and forth by the push rod 9, so that the operation of a worker is not needed;

5. a partition plate 19 is fixed on the middle side inside the filter box 6-1, after the fan 22 is started, iron oxide red powder can be blown to one side, larger impurities fall to the right side of the partition plate 19, and smaller impurities and powder fall to the left side of the partition plate 19, so that post-treatment is facilitated.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.