阅读说明：本技术 一种差速离心筛选饲料搅拌装置 (Differential centrifugal screening fodder agitating unit ) 是由 吴仁威 于 2019-11-06 设计创作，主要内容包括：一种差速离心筛选饲料搅拌装置,包括壳体,其特征在于：所述壳体中设有放料腔,所述放料腔中设有放料机构,投入的饲料在所述放料机构的作用下进行储存,所述壳体中设有位于所述储料腔下端的筛选腔,所述筛选腔中设有可转动的第二转轴,所述第二转轴上端固定设有筛选转盘,本发明机构简单,使用简便,实现了自动搅拌混合,自动储料,大大提高了搅拌效率,避免了由于搅拌未充分,导致的牲畜的生长状况较差的情况,同时能够对不合格的饲料进行筛选,对不合格的饲料进行研磨,避免了饲料的浪费。(The utility model provides a differential centrifugation screening fodder agitating unit, includes the casing, its characterized in that: the livestock feed mixing device is simple in mechanism and convenient to use, automatic stirring and mixing and automatic storage are realized, stirring efficiency is greatly improved, the condition that livestock have poor growth conditions due to insufficient stirring is avoided, unqualified feed can be screened, the unqualified feed is ground, and waste of the feed is avoided.)

1. The utility model provides a differential centrifugation screening fodder agitating unit, includes the casing, its characterized in that: a discharging cavity is arranged in the shell, a discharging mechanism is arranged in the discharging cavity, the fed feed is stored under the action of the discharging mechanism, a screening cavity is arranged at the lower end of the storage cavity in the shell, a rotatable second rotating shaft is arranged in the screening cavity, a screening rotary disc is fixedly arranged at the upper end of the second rotating shaft, a filter screen is fixedly arranged at the outer end of the screening rotary disc, a buffer rotary disc is fixedly arranged at the lower end of the screening rotary disc, a discharging cavity is arranged at the outer end of the screening cavity in the shell, a screening shell capable of sliding left and right is arranged in the discharging cavity, a first slide rail is fixedly arranged at the lower end of the screening shell, the screening shell slides left and right on the first slide rail, a speed change mechanism is arranged at the lower end of the first slide rail, when the second rotating shaft rotates, the feed with small diameter is thrown out into the discharging cavity through the filter screen, and the feed with large diameter falls onto the buffer rotary disc for, the screening shell moves left and right to perform switching speed change under the action of the speed change mechanism;

be equipped with in the casing and be located screening chamber lower extreme grinds the chamber, it is equipped with the grinding blade in the chamber to grind, grind the blade fixed set up in the second pivot, not through the fodder of filter screen, process get into after the buffering of buffering carousel extremely grind in the chamber grind the effect of blade and grind down, variable speed chamber rear end is equipped with the stirring chamber, be equipped with rabbling mechanism in the stirring chamber, through the fodder of filter screen and the fodder after grinding get into extremely in the stirring chamber stir under the effect of rabbling mechanism.

2. The differential centrifugal screening feed stirring device of claim 1, characterized in that: the drop feed mechanism comprises a material changing shaft which is rotatably arranged on the bottom wall of the material discharging cavity, a storage box is fixedly arranged on the upper end of the material changing shaft, the upper end face of the storage box is fixedly provided with three material feeding boxes, material storage cavities with upward openings are arranged in the material feeding boxes, the bottom wall of each material storage cavity is provided with a material discharging hole which is communicated with the upper portion and the lower portion, a first rotating shaft is rotatably arranged on the bottom wall of the material discharging cavity, the upper end of the first rotating shaft is fixedly provided with the material discharging rotary disc, the outer circular surface of the material discharging rotary disc is fixedly provided with three material discharging racks, and the material discharging racks can.

3. The differential centrifugal screening feed mixing device of claim 2, characterized in that: the speed change mechanism comprises a gearbox fixedly arranged at the lower end of the grinding cavity, a speed change cavity is arranged in the gearbox, the second rotating shaft extends into the speed changing cavity, an eighth gear is fixedly arranged at the lower end of the second rotating shaft, the left end of the eighth gear is rotatably provided with an eighth rotating shaft, the left wall of the speed changing cavity is fixedly provided with a second fixed support column, the eighth rotating shaft is fixed in the second fixed support, a ninth speed change gear is fixedly arranged at the upper end of the eighth rotating shaft, the eighth gear is meshed with the ninth speed change gear, a third rotating shaft is rotatably arranged at the right end of the eighth gear, a first fixed support is fixedly arranged on the right wall of the speed changing cavity, the third rotating shaft is fixed in the first fixed support, and a tenth speed change gear is fixedly arranged at the upper end of the third rotating shaft and is not meshed with the eighth gear.

4. The differential centrifugal screening feed mixing device of claim 3, characterized in that: rabbling mechanism including fixed set up in the ascending agitator tank of gearbox rear end opening, the agitator tank passes through row material pipe with play material chamber, grinding chamber intercommunication, the fixed second gear that is equipped with on the agitator tank, be equipped with in the casing and be located the rotatory chamber of speed change chamber rear end, the second gear is in rotate in the rotatory chamber, the fixed discharging pipe that is equipped with in agitator tank rear end, be equipped with the stirring chamber in the agitator tank, two walls are equipped with a plurality of fixed blocks about the stirring chamber, the rotatable ninth pivot that is equipped with in the stirring chamber, the fixed a plurality of stirring pieces that are equipped with in the ninth pivot, the fixed base that is equipped with in stirring chamber bottom.

5. The differential centrifugal screening feed mixing device of claim 4, characterized in that: the fixed motor that is equipped with of variable speed chamber lower extreme, the rotatable transmission shaft that is equipped with in motor upper end, the fixed third belt pulley that is equipped with on the transmission shaft, the fixed fifth belt pulley that is equipped with in third belt pulley left end, the fifth belt pulley passes through the second belt with third belt pulley fixed connection, the fixed fifth pivot that is equipped with in fifth belt pulley upper end, the fixed fifth gear that is equipped with in fifth pivot upper end, the fifth gear with the meshing of second gear.

6. The differential centrifugal screening feed mixing device of claim 5, characterized in that: the upper end of the third belt pulley is fixedly provided with a third gear, the rear end of the third gear is fixedly provided with a fourth gear, the rear end of the fourth gear is fixedly provided with a fourth rotating shaft, the rear end of the fourth rotating shaft is fixedly provided with an eleventh gear, the upper end of the eleventh gear is fixedly provided with a twelfth gear, the twelfth gear is meshed with the eleventh gear, and the twelfth gear is fixed at the lower end of the ninth rotating shaft.

7. The differential centrifugal screening feed mixing device of claim 6, characterized in that: the fixed fourth belt pulley that is equipped with in third gear upper end, the fixed eighth belt pulley that is equipped with in fourth belt pulley front end, the eighth belt pulley passes through fifth belt with fourth belt pulley fixed connection, eighth belt pulley upper end is fixed and is equipped with the seventh pivot, the fixed sixth belt pulley that is equipped with in seventh pivot upper end, the fixed first belt pulley that is equipped with in sixth belt pulley rear end, first belt pulley passes through the third belt with sixth belt pulley fixed connection, the fixed second belt pulley that is equipped with of first belt pulley right-hand member, the second belt pulley passes through first belt with first belt pulley fixed connection, the second belt pulley is fixed first pivot upper end.

8. The differential centrifugal screening feed stirring device of claim 1, characterized in that: a seventh belt pulley is fixedly arranged at the lower end of the sixth belt pulley, a ninth belt pulley is fixedly arranged at the right end of the seventh belt pulley, the ninth belt pulley is fixedly connected with the seventh belt pulley through a fourth belt, a tenth rotating shaft is fixedly arranged at the upper end of the ninth belt pulley, a fourteenth gear is fixedly arranged at the upper end of the tenth rotating shaft, a fifteenth gear is fixedly arranged at the rear end of the fourteenth gear, the fifteenth gear is meshed with the fourteenth gear, a sixth rotating shaft is fixedly arranged at the rear end of the fifteenth gear, a thirteenth half gear is fixedly arranged at the rear end of the sixth rotating shaft, a guide rail is fixedly arranged at the outer end of the thirteenth half gear, teeth in the guide rail can be meshed with the thirteenth half gear, a second slide rail is fixedly arranged at the upper end of the guide rail, the guide rail can move left and right on the second slide rail, and a sliding cavity positioned at the left end of the screening cavity, the connecting rod extends to in the sliding cavity, the guide rail right-hand member is fixed and is equipped with the connecting rod, the connecting rod right-hand member fixed connection be in screening casing left end.

9. The differential centrifugal screening feed stirring device of claim 1, characterized in that: a sixth gear is fixedly arranged at the upper end of the fourth belt pulley, a seventh gear is fixedly arranged at the left end of the sixth gear, the sixth gear is meshed with the seventh gear, the seventh gear is fixedly arranged at the lower end of the eighth rotating shaft, a first gear is fixedly arranged at the right end of the sixth gear, the first gear is meshed with the sixth gear, and the first gear is fixedly arranged at the lower end of the third rotating shaft.

Technical Field

The invention relates to the technical field of differential centrifugation, in particular to a feed stirring device capable of realizing differential centrifugation screening.

Background

In the feeding management of livestock, the labor amount occupied by feeding is large, the feeding is a work which costs more time and labor and is hard, when the feeding is carried out, the feed needs to be stirred, the influence on the growth condition of the livestock caused by insufficient stirring is avoided, the manual feeding stirring is time-consuming and labor-consuming, the feed is easy to waste, meanwhile, the feed cannot be screened, the feed with too large diameter and unqualified feed is mixed in the feed, the diet of the livestock is influenced, and the invention is provided for solving the problems.

Disclosure of Invention

Aiming at the defects of the technology, the invention provides a differential centrifugal screening feed stirring device which can overcome the defects.

The invention relates to a differential centrifugal screening feed stirring device, which comprises a shell, wherein a feeding cavity is arranged in the shell, a feeding mechanism is arranged in the feeding cavity, the fed feed is stored under the action of the feeding mechanism, a screening cavity positioned at the lower end of the feeding cavity is arranged in the shell, a rotatable second rotating shaft is arranged in the screening cavity, a screening turntable is fixedly arranged at the upper end of the second rotating shaft, a filter screen is fixedly arranged at the outer end of the screening turntable, a buffer turntable is fixedly arranged at the lower end of the screening turntable, a discharging cavity positioned at the outer end of the screening cavity is arranged in the shell, a screening shell capable of sliding left and right is arranged in the discharging cavity, a first sliding rail is fixedly arranged at the lower end of the screening shell, the screening shell slides left and right on the first sliding rail, a speed change mechanism is arranged at the lower end of the first sliding rail, when the second rotating shaft rotates, the feed with small diameter is thrown out into the discharging cavity through the filter screen, the feed with large diameter falls onto the buffer turntable for buffering, and the screening shell moves left and right to perform switching speed change under the action of the speed change mechanism;

be equipped with in the casing and be located screening chamber lower extreme grinds the chamber, it is equipped with the grinding blade in the chamber to grind, grind the blade fixed set up in the second pivot, not through the fodder of filter screen, process get into after the buffering of buffering carousel extremely grind in the chamber grind the effect of blade and grind down, variable speed chamber rear end is equipped with the stirring chamber, be equipped with rabbling mechanism in the stirring chamber, through the fodder of filter screen and the fodder after grinding get into extremely in the stirring chamber stir under the effect of rabbling mechanism.

Beneficially, drop feed mechanism including rotatable set up in the material changing shaft of blowing chamber diapire, the fixed storage case that is equipped with in material changing shaft upper end, the fixed threely that is equipped with of storage case up end the feeding case, be equipped with the open-ended storage chamber that makes progress in the feeding case, storage chamber diapire is equipped with and link up from top to bottom the blowing hole, blowing chamber diapire rotatable is equipped with first pivot, first pivot upper end is fixed to be equipped with the blowing carousel, the outer disc of blowing carousel is fixed to be equipped with threely the blowing rack, the blowing rack can with the storage case meshing.

Advantageously, the speed change mechanism comprises a gearbox fixedly arranged at the lower end of the grinding chamber, a speed change chamber is arranged in the gearbox, the second rotating shaft extends into the speed changing cavity, an eighth gear is fixedly arranged at the lower end of the second rotating shaft, the left end of the eighth gear is rotatably provided with an eighth rotating shaft, the left wall of the speed changing cavity is fixedly provided with a second fixed support column, the eighth rotating shaft is fixed in the second fixed support, a ninth speed change gear is fixedly arranged at the upper end of the eighth rotating shaft, the eighth gear is meshed with the ninth speed change gear, a third rotating shaft is rotatably arranged at the right end of the eighth gear, a first fixed support is fixedly arranged on the right wall of the speed changing cavity, the third rotating shaft is fixed in the first fixed support, and a tenth speed change gear is fixedly arranged at the upper end of the third rotating shaft and is not meshed with the eighth gear.

Beneficially, rabbling mechanism including fixed set up in gearbox rear end opening ascending agitator tank, the agitator tank passes through row expect the pipe with play material chamber, grinding chamber intercommunication, the fixed second gear that is equipped with on the agitator tank, be equipped with in the casing and be located the rotatory chamber of variable speed chamber rear end, the second gear is in rotate in the rotatory chamber, the fixed discharging pipe that is equipped with in agitator tank rear end, be equipped with the stirring chamber in the agitator tank, two walls are equipped with a plurality of fixed blocks about the stirring chamber, the rotatable ninth pivot that is equipped with in the stirring chamber, the fixed a plurality of stirring pieces that are equipped with in the ninth pivot, the fixed base that is equipped with in stirring chamber bottom.

Beneficially, the lower end of the speed changing cavity is fixedly provided with a motor, the upper end of the motor is rotatably provided with a transmission shaft, a third belt pulley is fixedly arranged on the transmission shaft, a fifth belt pulley is fixedly arranged at the left end of the third belt pulley, the fifth belt pulley is fixedly connected with the third belt pulley through a second belt, a fifth rotating shaft is fixedly arranged at the upper end of the fifth belt pulley, a fifth gear is fixedly arranged at the upper end of the fifth rotating shaft, and the fifth gear is meshed with the second gear.

Beneficially, a third gear is fixedly arranged at the upper end of the third belt pulley, a fourth gear is fixedly arranged at the rear end of the third gear, a fourth rotating shaft is fixedly arranged at the rear end of the fourth gear, an eleventh gear is fixedly arranged at the rear end of the fourth rotating shaft, a twelfth gear is fixedly arranged at the upper end of the eleventh gear, the twelfth gear is meshed with the eleventh gear, and the twelfth gear is fixedly arranged at the lower end of the ninth rotating shaft.

Beneficially, a fourth belt pulley is fixedly arranged at the upper end of the third gear, an eighth belt pulley is fixedly arranged at the front end of the fourth belt pulley, the eighth belt pulley is fixedly connected with the fourth belt pulley through a fifth belt, a seventh rotating shaft is fixedly arranged at the upper end of the eighth belt pulley, a sixth belt pulley is fixedly arranged at the upper end of the seventh rotating shaft, a first belt pulley is fixedly arranged at the rear end of the sixth belt pulley, the first belt pulley is fixedly connected with the sixth belt pulley through the third belt, a second belt pulley is fixedly arranged at the right end of the first belt pulley, the second belt pulley is fixedly connected with the first belt pulley through the first belt, and the second belt pulley is fixed at the upper end of the first rotating shaft.

Beneficially, a seventh belt pulley is fixedly arranged at the lower end of the sixth belt pulley, a ninth belt pulley is fixedly arranged at the right end of the seventh belt pulley, the ninth belt pulley is fixedly connected with the seventh belt pulley through a fourth belt, a tenth rotating shaft is fixedly arranged at the upper end of the ninth belt pulley, a fourteenth gear is fixedly arranged at the upper end of the tenth rotating shaft, a fifteenth gear is fixedly arranged at the rear end of the fourteenth gear, the fifteenth gear is engaged with the fourteenth gear, a sixth rotating shaft is fixedly arranged at the rear end of the fifteenth gear, a thirteenth half gear is fixedly arranged at the rear end of the sixth rotating shaft, a guide rail is fixedly arranged at the outer end of the thirteenth half gear, teeth in the guide rail can be engaged with the thirteenth half gear, a second slide rail is fixedly arranged at the upper end of the guide rail, the guide rail can move left and right on the second slide rail, and a sliding cavity located at the left end of the screening cavity, the connecting rod extends to in the sliding cavity, the guide rail right-hand member is fixed and is equipped with the connecting rod, the connecting rod right-hand member fixed connection be in screening casing left end.

Advantageously, a sixth gear is fixedly arranged at the upper end of the fourth belt pulley, a seventh gear is fixedly arranged at the left end of the sixth gear, the sixth gear is meshed with the seventh gear, the seventh gear is fixedly arranged at the lower end of the eighth rotating shaft, a first gear is fixedly arranged at the right end of the sixth gear, the first gear is meshed with the sixth gear, and the first gear is fixedly arranged at the lower end of the third rotating shaft.

The invention has the beneficial effects that: the automatic stirring and mixing device is simple in mechanism and convenient to use, realizes automatic stirring and mixing and automatic material storage, greatly improves the stirring efficiency, avoids the condition of poor growth condition of livestock due to insufficient stirring, can screen unqualified feed, grinds the unqualified feed, and avoids the waste of the feed.

Drawings

The invention will now be described in detail with reference to fig. 1-6, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of the drawing itself.

FIG. 1 is a schematic view of the overall structure of a differential centrifugal screening feed stirring device of the present invention;

FIG. 2 is a schematic view of the structure at A-A in FIG. 1;

FIG. 3 is a schematic view of the structure at B-B in FIG. 1;

FIG. 4 is a schematic view of the structure at C-C in FIG. 1;

FIG. 5 is a schematic view of the structure at D-D in FIG. 2;

FIG. 6 is a schematic view of the structure at E-E in FIG. 1.

Detailed Description

The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.

As shown in fig. 1-6, a differential centrifugal screening feed stirring apparatus comprises a housing 10, a feeding chamber 11 is provided in the housing 10, a feeding mechanism 100 is provided in the feeding chamber 11, the fed feed is stored under the action of the feeding mechanism 100, a screening chamber 20 located at the lower end of the feeding chamber 12 is provided in the housing 10, a rotatable second rotating shaft 24 is provided in the screening chamber 20, a screening turntable 21 is fixedly provided at the upper end of the second rotating shaft 24, a filter screen 22 is fixedly provided at the outer end of the screening turntable 21, a buffer turntable 25 is fixedly provided at the lower end of the screening turntable 21, a discharging chamber 23 located at the outer end of the screening chamber 20 is provided in the housing 10, a screening housing 82 capable of sliding left and right is provided in the discharging chamber 23, a first slide rail 28 is fixedly provided at the lower end of the screening housing 82, the screening housing 82 slides left and right on the first slide rail 28, the lower end of the first slide rail 28 is provided with a speed change mechanism 200, when the second rotating shaft 24 rotates, the feed with a small diameter is thrown out into the discharging cavity 23 through the filter screen 22, the feed with a large diameter falls onto the buffer turntable 25 for buffering, and the screening shell 82 moves left and right to perform switching speed change under the action of the speed change mechanism 200;

be equipped with in the casing 10 and be located screening chamber 20 lower extreme grinds chamber 26, be equipped with in grinding chamber 26 and grind blade 27, grind blade 27 fixed set up in on the second pivot 24, not through filter screen 22's fodder, process enter into behind the buffering of buffering carousel 25 in grinding chamber 26 grind under the effect of grind blade 27 and grind, variable speed chamber 29 rear end is equipped with stirring chamber 72, be equipped with rabbling mechanism 300 in the stirring chamber 72, through filter screen 22's fodder and the fodder after grinding enter into in the stirring chamber 72 stir under the effect of rabbling mechanism 300.

Beneficially, the discharging mechanism 100 includes a material changing shaft 84 rotatably disposed on the bottom wall of the discharging cavity 11, a material storage box 18 is fixedly disposed at the upper end of the material changing shaft 84, three material feeding boxes 74 are fixedly disposed on the upper end surface of the material storage box 18, a material storage cavity 12 with an upward opening is disposed in the material feeding box 74, a discharging hole 19 is disposed on the bottom wall of the material storage cavity 12 and penetrates through the material storage box, a first rotating shaft 17 is rotatably disposed on the bottom wall of the discharging cavity 11, a discharging turntable 15 is fixedly disposed on the upper end of the first rotating shaft 17, three discharging racks 83 are fixedly disposed on the outer circumferential surface of the discharging turntable 15, and the discharging racks 83 can be meshed with the material storage box 18.

Advantageously, the speed changing mechanism 200 includes a transmission case 30 fixedly disposed at the lower end of the grinding chamber 26, a speed changing chamber 29 is disposed in the transmission case 30, the second rotating shaft 24 extends into the speed changing chamber 29, an eighth gear 62 is fixedly disposed at the lower end of the second rotating shaft 24, an eighth rotating shaft 59 is rotatably disposed at the left end of the eighth gear 62, a second fixed support 60 is fixedly disposed on the left wall of the speed changing chamber 29, the eighth rotating shaft 59 is fixedly disposed in the second fixed support 60, a ninth speed changing gear 61 is fixedly disposed at the upper end of the eighth rotating shaft 59, the eighth gear 62 is engaged with the ninth speed changing gear 61, a third rotating shaft 32 is rotatably disposed at the right end of the eighth gear 62, a first fixed support 75 is fixedly disposed on the right wall of the speed changing chamber 29, the third rotating shaft 32 is fixedly disposed in the first fixed support 75, a tenth speed changing gear 31 is fixedly disposed at the upper end of the third rotating shaft 32, the tenth speed change gear 31 is not meshed with the eighth gear 62.

Beneficially, rabbling mechanism 300 includes fixed set up in gearbox 30 rear end opening up's agitator tank 36, agitator tank 36 pass through row material pipe 73 with play material chamber 23, grind the chamber 26 and communicate, the fixed second gear 35 that is equipped with on agitator tank 36, be equipped with in the casing 10 and be located the rotatory chamber 34 of variable speed chamber 29 rear end, second gear 35 is in rotate in rotatory chamber 34, agitator tank 36 rear end is fixed and is equipped with discharging pipe 76, be equipped with stirring chamber 72 in the agitator tank 36, stirring chamber 72 left and right sides both walls are equipped with a plurality of fixed blocks 71, rotatable ninth pivot 69 that is equipped with in stirring chamber 72, the fixed a plurality of stirring pieces 70 that are equipped with in ninth pivot 69, stirring chamber 72 bottom mounting is equipped with base 37.

Beneficially, the lower end of the speed changing cavity 29 is fixedly provided with a motor 38, the upper end of the motor 38 is rotatably provided with a transmission shaft 39, the transmission shaft 39 is fixedly provided with a third belt pulley 40, the left end of the third belt pulley 40 is fixedly provided with a fifth belt pulley 46, the fifth belt pulley 46 is fixedly connected with the third belt pulley 40 through the second belt 45, the upper end of the fifth belt pulley 46 is fixedly provided with a fifth rotating shaft 47, the upper end of the fifth rotating shaft 47 is fixedly provided with a fifth gear 48, and the fifth gear 48 is engaged with the second gear 35.

Advantageously, a third gear 41 is fixedly arranged at the upper end of the third pulley 40, a fourth gear 42 is fixedly arranged at the rear end of the third gear 41, a fourth rotating shaft 44 is fixedly arranged at the rear end of the fourth rotating shaft 42, an eleventh gear 67 is fixedly arranged at the rear end of the fourth rotating shaft 44, a twelfth gear 68 is fixedly arranged at the upper end of the eleventh gear 67, the twelfth gear 68 is meshed with the eleventh gear 67, and the twelfth gear 68 is fixed at the lower end of the ninth rotating shaft 69.

Beneficially, a fourth belt pulley 43 is fixedly arranged at the upper end of the third gear 41, an eighth belt pulley 65 is fixedly arranged at the front end of the fourth belt pulley 43, the eighth belt pulley 65 is fixedly connected with the fourth belt pulley 43 through the fifth belt 66, a seventh rotating shaft 56 is fixedly arranged at the upper end of the eighth belt pulley 65, a sixth belt pulley 55 is fixedly arranged at the upper end of the seventh rotating shaft 56, a first belt pulley 13 is fixedly arranged at the rear end of the sixth belt pulley 55, the first belt pulley 13 is fixedly connected with the sixth belt pulley 55 through the third belt 54, a second belt pulley 16 is fixedly arranged at the right end of the first belt pulley 13, the second belt pulley 16 is fixedly connected with the first belt pulley 13 through the first belt 14, and the second belt pulley 16 is fixed at the upper end of the first rotating shaft 17.

Beneficially, a seventh belt pulley 63 is fixedly arranged at the lower end of the sixth belt pulley 55, a ninth belt pulley 78 is fixedly arranged at the right end of the seventh belt pulley 63, the ninth belt pulley 78 is fixedly connected with the seventh belt pulley 63 through the fourth belt 64, a tenth rotating shaft 80 is fixedly arranged at the upper end of the ninth belt pulley 78, a fourteenth gear 79 is fixedly arranged at the upper end of the tenth rotating shaft 80, a fifteenth gear 81 is fixedly arranged at the rear end of the fourteenth gear 79, the fifteenth gear 81 is meshed with the fourteenth gear 79, a sixth rotating shaft 50 is fixedly arranged at the rear end of the fifteenth gear 81, a thirteenth half gear 77 is fixedly arranged at the rear end of the sixth rotating shaft 50, a guide rail 49 is fixedly arranged at the outer end of the thirteenth half gear 77, teeth in the guide rail 49 can be meshed with the thirteenth half gear 77, and a second slide rail 51 is fixedly arranged at the upper end of the guide rail 49, the guide rail 49 can move left and right on the second slide rail 51, a slide cavity 53 located at the left end of the screening cavity 20 is arranged in the housing 10, the connecting rod 52 extends into the slide cavity 53, a connecting rod 52 is fixedly arranged at the right end of the guide rail 49, and the right end of the connecting rod 52 is fixedly connected to the left end of the screening housing 82.

Advantageously, a sixth gear 57 is fixedly arranged at the upper end of the fourth belt pulley 43, a seventh gear 58 is fixedly arranged at the left end of the sixth gear 57, the sixth gear 57 is meshed with the seventh gear 58, the seventh gear 58 is fixedly arranged at the lower end of the eighth rotating shaft 59, a first gear 33 is fixedly arranged at the right end of the sixth gear 57, the first gear 33 is meshed with the sixth gear 57, and the first gear 33 is fixedly arranged at the lower end of the third rotating shaft 32.

The implementation method of the differential centrifugal screening feed stirring device comprises the following steps:

in the initial state of the invention, the eighth gear 62 is meshed with the ninth speed-change gear 61 or with the tenth speed-change gear 31;

1. feeding feed into the feed storage chamber 12, and starting the motor 38;

2. the motor 38 drives the transmission shaft 39 to rotate, the transmission shaft 39 drives the fourth belt pulley 43 to rotate, the fourth belt pulley 43 drives the eighth belt pulley 65 to rotate through the fifth belt 66, the eighth belt pulley 65 drives the seventh rotating shaft 56 to rotate, the seventh rotating shaft 56 drives the sixth belt pulley 55 to rotate, the sixth belt pulley 55 drives the first belt pulley 13 to rotate through the third belt 54, the first belt pulley 13 drives the second belt pulley 16 to rotate through the first belt 14, the second belt pulley 16 drives the first rotating shaft 17 to rotate, the first rotating shaft 17 drives the material discharging rack 83 to be meshed with the material storage box 18 through the material discharging turntable 15, the interval between the material storage boxes 18 is material discharging time, and the material discharging rack 83 rotates the material storage boxes 18 to respectively discharge materials of different material discharging boxes 74;

3. the seventh rotating shaft 56 drives the seventh belt pulley 63, the seventh belt pulley 63 drives the ninth belt pulley 78 to rotate through the fourth belt 64, the ninth belt pulley 78 drives the tenth rotating shaft 80, the tenth rotating shaft 80 drives the fourteenth gear 79 to rotate, the fourteenth gear 79 drives the fifteenth gear 81 to rotate, the fifteenth gear 81 drives the sixth rotating shaft 50 to rotate, the sixth rotating shaft 50 drives the thirteenth half gear 77 to rotate, the thirteenth half gear 77 drives the guide rail 49 to rotate, and the guide rail 49 drives the screening housing 82 to slide left and right through the connecting rod 52;

4. the transmission shaft 39 drives the sixth gear 57 to rotate, the sixth gear 57 drives the seventh gear 58 and the first gear 33 to rotate, the seventh gear 58 drives the eighth rotating shaft 59 to rotate, the eighth rotating shaft 59 drives the ninth speed change gear 61 to rotate, the first gear 33 drives the third rotating shaft 32 to rotate, the third rotating shaft 32 drives the tenth speed change gear 31 to rotate, and the screening shell 82 moves left and right to drive the eighth gear 62 at the lower end of the second rotating shaft 24 to switch and change speed;

5. the second rotating shaft 24 drives the screening turntable 21 to rotate, qualified feed which can pass through the filter screen 22 is thrown out, and the second rotating shaft 24 drives the buffer turntable 25 and the grinding blade 27 to rotate, so that unqualified feed is buffered and ground;

6. the transmission shaft 39 drives the third gear 41 to rotate, the third gear 41 drives the fourth gear 42 to rotate, the fourth gear 42 drives the fourth rotating shaft 44 to rotate, the fourth rotating shaft 44 drives the eleventh gear 67 to rotate, the eleventh gear 67 drives the twelfth gear 68 to rotate, the twelfth gear 68 drives the ninth rotating shaft 69 to rotate, and the ninth rotating shaft 69 drives the stirring block 70 to rotate;

7. the transmission shaft 39 drives the third belt pulley 40 to rotate, the third belt pulley 40 drives the fifth belt pulley 46 to rotate through the second belt 45, the fifth belt pulley 46 drives the fifth rotating shaft 47 to rotate, the fifth rotating shaft 47 drives the fifth gear 48 to rotate, the fifth gear 48 drives the second gear 35 to rotate, stirring of the feed is achieved, and the feed is discharged through the discharge pipe 76.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.