CN210434824U

CN210434824U - Grain sieving mechanism for agricultural machine

Info

Publication number: CN210434824U
Application number: CN201921148927.4U
Authority: CN
Inventors: 金进
Original assignee: Ningxia Mingze Agricultural Technology Co Ltd
Current assignee: Ningxia Mingze Agricultural Technology Co Ltd
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-05-01
Anticipated expiration: 2029-07-22

Abstract

The utility model discloses a grain screening device for agricultural machinery, which comprises a base, wherein a box body is welded on the right side of the base, support columns are welded on the right side of the bottom of the box body and the left side of the bottom of the base, a motor frame is bolted on the top of the base, a motor is bolted on the top of the motor frame, and a turntable is sleeved on an output shaft of the motor; the utility model discloses a set up the motor, the carousel, the fixed column, first slide rail, the second slide rail, first reel, second reel and drive mechanism, the problem of impurity has still been remained after having solved traditional sieving mechanism and carrying out a screening, this grain sieving mechanism for agricultural machine, can carry out dual screening simultaneously, the impurity that volume ratio grain is big is got rid of through the first layer screening, the second floor screening is got rid of the impurity that volume ratio grain is little, finally leave the grain that does not contain impurity, thereby the production efficiency is improved, and is suitable for being generalized to use.

Description

Grain sieving mechanism for agricultural machine

Technical Field

The utility model relates to an agricultural machine technical field specifically is a grain sieving mechanism for agricultural machine.

Background

In agricultural production, a part of straws is often mixed in the harvested grains, if the straws are not separated and removed in time, the rotting speed of the grains is increased, the value of the grains is greatly reduced, and a grain screening device is commonly used for selection, classification and impurity removal of wheat, rice, corn, soybeans, cotton seeds and various oil seeds.

But often in the impurity of grain, not only have the impurity that the isovolumic is greater than grain of straw, leaf, rubble, still have the volume to be less than grain, like impurity that dust, piece etc. need filter, so often traditional sieving mechanism still remains the impurity that can't filter through once screening, can't reach user's demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a grain sieving mechanism for agricultural machine possesses the advantage of carrying out dual screening simultaneously, has solved traditional sieving mechanism and has still remained the problem of impurity after carrying out a screening.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a grain sieving mechanism for agricultural machine, includes the base, the right side welding of base has the box, the support column has all been welded on the right side of bottom half and the left side of base bottom, the top bolt of base has the motor frame, the top bolt of motor frame has the motor, the carousel has been cup jointed to the output shaft of motor, the back welding of carousel has the fixed column, first slide rail and second slide rail have been welded respectively to the top and the bottom of box inner wall, the inner wall sliding connection of first slide rail has first reel, the inner wall sliding connection of second slide rail has the second reel, drive mechanism has all been welded in the front of first reel and second reel.

Preferably, drive mechanism includes C type pole, the connecting rod has all been welded at the both ends of C type pole, the spliced pole has all been welded at the top at the connecting rod back and bottom, and two spliced poles keep away from the one end of connecting rod and weld with first reel and second reel respectively, the left side of C type pole is rotated through the pivot and is connected with the transfer line, the slotted hole has been seted up to the left end of transfer line, the surface of fixed column is located through the slotted hole cover to the left end of transfer line.

Preferably, the limiting plate has all been welded on the right side of first reel and second reel inner wall, and the joint has the sieve between limiting plate and first reel and the second reel.

Preferably, the bottom of box is for leaking hopper-shaped, the through-hole has been seted up to the bottom of box, the slide opening that uses with the drive mechanism cooperation is seted up in the front of box.

Preferably, the bottom of first reel and second reel is iron filter screen, the mesh number of second reel filter screen is greater than the mesh number of first reel filter screen, the length of second reel is greater than the length of first reel.

Preferably, one end of the fixing column, which is far away from the turntable, is sleeved with a limiting ring, and the radius of the limiting ring is larger than that of the slotted hole.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the motor, the carousel, the fixed column, first slide rail, the second slide rail, first reel, second reel and drive mechanism, the problem of impurity has still been remained after having solved traditional sieving mechanism and carrying out a screening, this grain sieving mechanism for agricultural machine, can carry out dual screening simultaneously, the impurity that volume ratio grain is big is got rid of through the first layer screening, the second floor screening is got rid of the impurity that volume ratio grain is little, finally leave the grain that does not contain impurity, thereby the production efficiency is improved, and is suitable for being generalized to use.

2. The utility model discloses a set up the limiting plate, can make things convenient for the impurity of screening to clear away in the first reel, also make things convenient for the collection of grain in the second reel simultaneously, set up the through-hole through the bottom at the box, set up the bottom of box into leaking hopper-shaped, can conveniently discharge filterable impurity, the cleanness of holding device, set up the mesh number that is greater than first reel filter screen with the mesh number of second reel filter screen, can effectively carry out the difference screening, reach the purpose of clearing away impurity filtration, length setting that passes the second reel is greater than the length of first reel, can make things convenient for the sieve of second reel to take out, one end through keeping away from the carousel at the fixed column sets up the spacing collar, can prevent that the transfer line from droing at the device operation in-process, influence the use of device.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a front view of the present invention;

FIG. 4 is a top view of the present invention;

fig. 5 is a partially enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a base; 2. a box body; 3. a support pillar; 4. a motor frame; 5. a motor; 6. a turntable; 7. fixing a column; 8. a first slide rail; 9. a second slide rail; 10. a first screen frame; 11. a second screen frame; 12. a transmission mechanism; 13. a limiting plate; 14. a sieve plate; 121. a C-shaped rod; 122. a connecting rod; 123. connecting columns; 124. and a transmission rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-5, which illustrate a grain screening device for agricultural machinery, comprising a base 1, wherein: the right side of the base 1 is welded with the box body 2, the bottom of the box body 2 is funnel-shaped, the bottom of the box body 2 is provided with a through hole, the front of the box body 2 is provided with a slide hole matched with the transmission mechanism 12 for use, the bottom of the box body 2 is funnel-shaped, filtered impurities can be conveniently discharged, the device is kept clean, the right side of the bottom of the box body 2 and the left side of the bottom of the base 1 are both welded with the support column 3, the top of the base 1 is bolted with the motor frame 4, the top of the motor frame 4 is bolted with the motor 5, the output shaft of the motor 5 is sleeved with the turntable 6, the back of the turntable 6 is welded with the fixed column 7, one end of the fixed column 7, which is far away from the turntable 6, is sleeved with the limiting ring, the radius of the limiting ring is larger than that of the slotted hole, the limiting ring, the use of the device is influenced, the top and the bottom of the inner wall of the box body 2 are respectively welded with a first slide rail 8 and a second slide rail 9, the top of the first slide rail 8 is slidably connected with a first screen frame 10, the top of the second slide rail 9 is slidably connected with a second screen frame 11, the right sides of the inner walls of the first screen frame 10 and the second screen frame 11 are respectively welded with a limiting plate 13, a screen plate 14 is clamped between the limiting plate 13 and the first screen frame 10 and the second screen frame 11, the impurities screened in the first screen frame 10 can be conveniently removed by arranging the limiting plate 13, the grains in the second screen frame 11 can be conveniently collected, the bottoms of the first screen frame 10 and the second screen frame 11 are made of iron, the mesh number of the filter screen of the second screen frame 11 is larger than that of the first screen frame 11, the mesh number of the filter screen of the second screen frame 11 is larger than that of the filter screen of the first screen frame 10, the differential impurities can be effectively screened, and the purpose of filtering and removing the impurities can be, the length of the second screen frame 11 is greater than that of the first screen frame 10, the sieve 14 of the second screen frame 11 can be taken out conveniently, the transmission mechanisms 12 are welded on the front sides of the first screen frame 10 and the second screen frame 11, each transmission mechanism 12 comprises a C-shaped rod 121, two ends of each C-shaped rod 121 are welded with connecting rods 122, the top and the bottom of the back of each connecting rod 122 are welded with connecting columns 123, one ends of the two connecting columns 123 far away from the connecting rods 122 are respectively welded with the first screen frame 10 and the second screen frame 11, the left side of each C-shaped rod 121 is rotatably connected with a transmission rod 124 through a rotating shaft, the left end of each transmission rod 124 is provided with a slotted hole, the left end of each transmission rod 124 is sleeved on the surface of the fixed column 7 through the slotted hole, and the motor 5, the rotary table 6, the fixed column 7, the first slide rail 8, the second slide rail 9, the first screen, the problem of traditional sieving mechanism still remain impurity after carrying out a screening is solved, this grain sieving mechanism for agricultural machine can carry out dual screening simultaneously, gets rid of the impurity that volume ratio grain is big through the first layer screening, and the impurity that the volume ratio grain is little is got rid of in the second floor screening, finally leaves the grain that does not contain impurity to improve production efficiency, be fit for using widely.

When the sieve frame device is used, the machine is placed in a horizontal position, a power supply is switched on, the motor 5 is ensured to run, the machine is indicated to enter a correct working state, the output shaft of the motor 5 drives the rotary table 6 to rotate, the fixed column 7 welded on the back surface of the rotary table 6 rotates along with the rotary table, so that the transmission rod 124 sleeved on the fixed column 7 is pulled to reciprocate, the transmission rod 124 pulls the C-shaped rod 121 to horizontally move through the rotary shaft, the first sieve frame 10 and the second sieve frame 11 are driven to horizontally move through the connecting rod 122 and the connecting column 123 together through the sliding hole, the rotary table 6 continuously runs clockwise, the first sieve frame 10 and the second sieve frame 11 reciprocate from side to side through the transmission mechanism 12, then grain containing impurities is poured into the first sieve frame 10, impurities with volume larger than that of the grain are left in the first sieve frame 10, and the grain and residual impurities enter the second sieve frame 11 through the first sieve, through the filtration of second reel 11, the bottom that remaining impurity got into box 2 is passed through the through-hole and is discharged, and grain this moment remains in second reel 11, finishes after finishing the clearance of discharged impurity, opens the sieve 14 of second reel 11, and grain then can collect, and after grain collected finishes, opens the sieve 14 of first reel 10, then can carry out the clearance of impurity.

In summary, the following steps: this grain sieving mechanism for agricultural machine through motor 5, carousel 6, fixed column 7, first slide rail 8, second slide rail 9, first reel 10, second reel 11 and drive mechanism 12, has solved traditional sieving mechanism and has still remained the problem of having impurity after carrying out a screening.

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

Claims

1. The utility model provides a grain sieving mechanism for agricultural machine, includes base (1), its characterized in that: the right side welding of base (1) has box (2), support column (3) have all been welded on the right side of box (2) bottom and the left side of base (1) bottom, the top bolt of base (1) has motor frame (4), the top bolt of motor frame (4) has motor (5), carousel (6) have been cup jointed to the output shaft of motor (5), the back welding of carousel (6) has fixed column (7), the top and the bottom of box (2) inner wall have welded first slide rail (8) and second slide rail (9) respectively, the inner wall sliding connection of first slide rail (8) has first reel (10), the inner wall sliding connection of second slide rail (9) has second reel (11), drive mechanism (12) have all been welded in the front of first reel (10) and second reel (11).

2. The grain screening apparatus for agricultural machinery according to claim 1, wherein: drive mechanism (12) are including C type pole (121), connecting rod (122) have all been welded at the both ends of C type pole (121), spliced pole (123) have all been welded at the top and the bottom at connecting rod (122) back, and two spliced poles (123) keep away from the one end of connecting rod (122) and weld with first reel (10) and second reel (11) respectively, the left side of C type pole (121) is rotated through the pivot and is connected with transfer line (124), the slotted hole has been seted up to the left end of transfer line (124), the surface of fixed column (7) is located through the slotted hole cover to the left end of transfer line (124).

3. The grain screening apparatus for agricultural machinery according to claim 1, wherein: limiting plate (13) have all been welded on the right side of first reel (10) and second reel (11) inner wall, and limiting plate (13) and first reel (10) and second reel (11) between the joint have sieve (14).

4. The grain screening apparatus for agricultural machinery according to claim 1, wherein: the bottom of box (2) is for leaking hopper-shaped, the through-hole has been seted up to the bottom of box (2), the slide opening that uses with drive mechanism (12) cooperation is seted up in the front of box (2).

5. The grain screening apparatus for agricultural machinery according to claim 1, wherein: the bottom of first reel (10) and second reel (11) is the iron system filter screen, the mesh number of second reel (11) filter screen is greater than the mesh number of first reel (10) filter screen, the length of second reel (11) is greater than the length of first reel (10).

6. The grain screening apparatus for agricultural machinery according to claim 1, wherein: and one end of the fixing column (7) far away from the turntable (6) is sleeved with a limiting ring, and the radius of the limiting ring is larger than that of the slotted hole.