CN111011007A - Corn thresher - Google Patents

Abstract

The invention relates to the field of agricultural machinery, in particular to a corn thresher which comprises a feed hopper and a threshing bin arranged below the feed hopper, wherein the threshing bin is formed by connecting an upper shell and a lower shell, the upper shell and the lower shell are connected and positioned in a fixed connection with a rack, supporting beams are arranged on the rack near the port of the threshing bin, a driving shaft is arranged between the supporting beams, and the driving shaft is connected with the supporting beams through a bearing; lie in go up the fixed motor that is equipped with in one side that the feeder hopper was kept away from to the casing outer wall, the motor drive end is equipped with first belt pulley, the drive shaft is close to motor one end and passes and outwards extend from the bearing inside and carry out the hub connection with the second belt pulley, first belt pulley passes through the transmission band and is connected with the second belt pulley, the nail pole has evenly been laid along the axis direction to the drive shaft outer peripheral face.

Description

Corn thresher

Technical Field

The invention relates to the field of agricultural machinery, in particular to a corn thresher.

Background

The corn is rich in nutrition: contains carbohydrate: 74.8 g, protein: 29 g, fat: 16.6 g and dietary fiber 6.9 g. The corn is the first gold staple food of the creditability, the corn is an important grain crop and an important feed source, the corn is rich in nutrition and is also the grain crop with the highest total output all over the world, but because the corn has larger volume and only the corn grains can be eaten, the corn needs to be threshed and then stored in order to improve the storage efficiency of the corn, the prior corn threshing is carried out by manpower, the efficiency is extremely low, the labor intensity is very high, so in order to solve the problem of the efficiency of the corn threshing, the corn thresher appears on the market, the corn thresher can rapidly separate the corn grains from the corn stalks, the corn thresher is suitable for being matched with a rapid freezing and corn can manufacturing company to use in a food processing factory, most of the existing corn threshers are placed in an empty field, and the corn threshing operation is carried out when the farmers pull the corn back to pick, and the traction mechanism is also tied behind the tractor to be used for walking, which is very inconvenient.

Traditional corn thresher threshes in the operation of corn, according to the difference of thresher structure, generally can appear threshing and not clean or damage the condition of kernel of corn, leads to clean corn thresher to thresh the back, and remaining kernel of corn still needs the manual work to peel off on the maize stalk, has increased operative employee's intensity of labour, has damaged some kernels of corn in addition, has produced the unnecessary loss, has caused the waste of grain, has reduced the income of enterprise.

Disclosure of Invention

In order to solve the technical problems, the technical scheme provided by the invention is as follows: a corn thresher comprises a feed hopper and a threshing bin arranged below the feed hopper, wherein the threshing bin is formed by connecting an upper shell and a lower shell, the upper shell and the lower shell are connected and are fixedly connected with a rack, supporting beams are arranged at the positions, close to the threshing bin, of the rack, a driving shaft is arranged between the supporting beams, and the driving shaft is connected with the supporting beams through bearings;

lie in go up the fixed motor that is equipped with in one side that the feeder hopper was kept away from to the casing outer wall, the motor drive end is equipped with first belt pulley, the drive shaft is close to motor one end and passes and outwards extend from the bearing inside and carry out the hub connection with the second belt pulley, first belt pulley passes through the transmission band and is connected with the second belt pulley.

As an improvement, the outer peripheral surface of the driving shaft is uniformly distributed with nail rods along the axis direction.

As an improvement, the cross section of the threshing bin formed by connecting the upper shell and the lower shell is of an oval structure.

As an improvement, through holes are uniformly distributed on the surface of the lower shell.

As an improvement, a first material conveying groove is arranged below the lower shell.

As an improvement, a second material conveying groove is fixedly arranged on one side, close to the motor, of the first material conveying groove, and the second material conveying groove is used for conveying the corn cobs which are threshed.

As an improvement, the feeding end of the feeding hopper is of a square structure.

After adopting the structure, the invention has the following advantages:

1. compared with the prior art, the corn thresher has the advantages of simple structure, convenience for farmers to operate, high threshing efficiency, good threshing effect and avoidance of unnecessary loss;

2. the threshed corn kernels and corn stalks are separated from different discharge ports of the corn thresher, so that classified collection is facilitated, the threshed corn kernels are clean, and the corn thresher has good popularization value.

Drawings

FIG. 1 is a schematic view of the main structure of a corn thresher;

FIG. 2 is a schematic view of a rear view of the corn thresher;

FIG. 3 is a schematic view of the corn thresher with the upper shell removed.

As shown in fig. 1-3: 1. the feeding device comprises a feeding hopper, 2, a rack, 3, a motor, 4, a first belt pulley, 5, a second belt pulley, 6, a conveying belt, 7, an upper shell, 8, a lower shell, 9, a supporting beam, 10, a driving shaft, 11, a nail rod, 12, a first material conveying groove, 13 and a second material conveying groove.

Detailed Description

With reference to the attached drawings 1-3, the corn thresher comprises a feed hopper 1 and a threshing bin arranged below the feed hopper 1, wherein the threshing bin is formed by connecting an upper shell 7 and a lower shell 8, the upper shell 7 and the lower shell 8 are connected and positioned in a fixed connection with a frame 2, supporting beams 9 are arranged at the end parts, close to the threshing bin, of the frame 2, a driving shaft 10 is arranged between the supporting beams 9, and the driving shaft 10 is connected with the supporting beams 9 through bearings;

lie in go up 7 outer walls of casing and keep away from the fixed motor 3 that is equipped with in one side of feeder hopper 1, the 3 drive end of motor is equipped with first belt pulley 4, drive shaft 10 is close to motor 3 one end and passes and outwards extend and carry out the hub connection with second belt pulley 5 from the bearing is inside, first belt pulley 4 passes through transmission band 6 and is connected with second belt pulley 5.

As a preferred embodiment of the present embodiment, the driving shaft 10 is provided with nail rods 11 uniformly distributed on the outer peripheral surface along the axial direction

As a preferred embodiment of the embodiment, the cross section of the threshing bin formed by connecting the upper shell 7 and the lower shell 8 is in an oval structure.

As the preferred embodiment of the embodiment, through holes are uniformly distributed on the surface of the lower shell 8.

As a preferred embodiment of this embodiment, a first material conveying trough 12 is arranged below the lower shell 8.

As a preferred embodiment of this embodiment, a second feeding chute 13 is fixedly arranged on one side of the first feeding chute 12 close to the motor 3, and the second feeding chute 13 is used for conveying the corn cob after threshing.

As a preferred embodiment of this embodiment, the feeding end of the feeding hopper 10 is configured in a square structure.

In the specific implementation of the invention, as shown in fig. 1-3, the motor is started, the output end of the motor drives the driving shaft to rotate through the transmission belt, the ungranulated corn is put into the feeding hopper, the corn enters the thresher, the corncobs and the corn kernels are separated under the continuous impact action of the screw rod, the corn kernels fall into the first material conveying groove from the through hole on the surface of the lower shell for collection, and the corncobs fall into the upper part of the second material conveying groove for collection.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (7)

1. The utility model provides a corn thresher, includes feeder hopper (1) and sets up and constitute in the threshing warehouse of feeder hopper (1) below, the threshing warehouse is connected with lower casing (8) by last casing (7) and is formed its characterized in that: the upper shell (7) is connected with the lower shell (8) and is fixedly connected with the frame (2), supporting beams (9) are arranged at the ports, close to the threshing bin, of the frame (2), a driving shaft (10) is arranged between the supporting beams (9), and the driving shaft (10) is connected with the supporting beams (9) through bearings;

lie in go up fixed motor (3) that is equipped with in one side that feeder hopper (1) was kept away from to casing (7) outer wall, motor (3) drive end is equipped with first belt pulley (4), drive shaft (10) are close to motor (3) one end and pass and outside extension and carry out the hub connection with second belt pulley (5) from bearing inside, first belt pulley (4) are connected with second belt pulley (5) through transmission band (6).

2. The corn thresher of claim 1, wherein: the outer peripheral surface of the driving shaft (10) is uniformly provided with nail rods (11) along the axis direction.

3. The corn thresher of claim 1, wherein: the cross section of the threshing bin formed by connecting the upper shell (7) and the lower shell (8) is of an oval structure.

4. The corn thresher of claim 1, wherein: through holes are uniformly distributed on the surface of the lower shell (8).

5. The corn thresher of claim 1, wherein: a first material conveying groove (12) is arranged below the lower shell (8).

6. The corn thresher of claim 6, wherein: and a second material conveying groove (13) is fixedly arranged on one side, close to the motor (3), of the first material conveying groove (12), and the second material conveying groove (13) is used for conveying the corn cobs which are threshed.

7. The corn thresher of claim 1, wherein: the feed end of the feed hopper (10) is arranged to be of a square structure.

Images