CN219269592U - Corn threshing device - Google Patents

Abstract

The utility model provides a corn threshing device, which comprises a bracket, wherein a threshing box is arranged at the upper part of the bracket, a bolt is arranged at the outlet part of the threshing box, the threshing box is connected with a cover plate through the bolt, a first through hole is formed in the threshing box, a second through hole is formed in the cover plate, a collecting box is arranged on the cover plate, a base plate is fixedly arranged on the inner side of the bracket, a wind box is fixedly arranged on the base plate, a rotating shaft is arranged in the middle of the wind box, and blades are arranged on the rotating shaft; according to the utility model, the driving wheel drives the driven wheel to rotate through the belt, the driven wheel can drive the rotating shaft and the blades to rotate, wind power generated during rotation is blown out through the outlet of the air box, then enters into the inclined plane in the threshing box through the first port, impurities on corn particles in the threshing box are blown up, and the impurities enter into the collecting box through the second port, so that the corn particle impurities can be cleaned.

Description

A corn threshing device

technical field

The utility model belongs to the field of corn threshing, in particular to a corn threshing device.

Background technique

Corn thresher refers to a mechanical device for threshing corn ears. The corn thresher has the characteristics of high automation, strong safety, easy operation, and low energy consumption. The function of the corn thresher is to thresh the dried corn ears. Most of them are axial flow drum type, and there are also vertical threshing disc types. Because it has the characteristics of high production efficiency, good threshing quality, easy operation, simple structure, sturdy and durable, reliable work and convenient use and maintenance, it has been popular among farmers for many years.

The corn threshing device can effectively reduce people's workload, but when the general threshing device discharges the corn grains in actual work, it will bring out more impurities on the corn cob, which requires subsequent manual processing of the impurities on the corn grains , will increase the manual workload, and is not conducive to improving the overall de-force efficiency.

In summary, the utility model therefore provides a corn threshing device to solve the above problems.

Utility model content

In order to solve the above technical problems, the utility model provides a corn threshing device to solve the problem in the prior art that more impurities on the corn cobs will be brought out while the corn grains are discharged.

A corn threshing device, comprising a bracket, the upper part of the bracket is provided with a threshing box, the outlet of the threshing box is provided with bolts, the threshing box is connected with a cover plate through the bolts, and the threshing box is provided with a first There is a second opening on the cover plate, a collection box is arranged on the cover plate, a backing plate is fixedly installed on the inner side of the bracket, a bellows is fixedly installed on the backing plate, and a bellows of the bellows A rotating shaft is arranged in the middle, and blades are arranged on the rotating shaft.

As a technical solution of the utility model, the inlet of the collection box corresponds to the second port, and the position of the first port corresponds to the position of the second port.

As a technical solution of the utility model, the positions of the air outlet of the wind box and the first port correspond to each other, and the inner lower part of the threshing box is arranged obliquely.

As a technical solution of the present invention, a driven wheel is fixedly installed at one end of the rotating shaft, a belt is provided on the driven wheel, the driven wheel is connected with a driving wheel through a belt, and a driving wheel is provided in the middle of the driving wheel. A motor, the output end of the drive motor is connected to the driving wheel.

As a technical solution of the present utility model, a block is provided on the cover plate, an arc-shaped groove is opened on one side of the block, and a central shaft is provided through one end of the collection box. Both ends are located inside the arc-shaped groove.

As a technical solution of the present utility model, a threshing drum and a sieve plate are arranged inside the threshing box, the sieve plate is located at the lower part of the threshing drum, a rod outlet is set on one side of the threshing box, and the threshing box The upper part of the box is provided with a feeding port.

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

1. The utility model drives the passive wheel to rotate through the driving wheel through the belt, and the driven wheel can drive the rotating shaft and blades to rotate. The wind generated during the rotation is blown out through the outlet of the bellows, and then enters the inclined plane inside the threshing box through the first port. On the top, the impurities on the internal corn grains are blown up, and the impurities enter the collection box through the second port, and the cleaning of the corn grain impurities can be completed.

2. The utility model lifts the collection box so that the collection box moves around the central axis. When the collection port of the collection box faces upwards, push the collection box upwards, and the collection box drives the central axis to move. When the central axis moves from the arc When the inside of the tank is removed, the collection box can be lifted up to remove the collection box, which facilitates the processing of impurities inside the collection box.

Description of drawings

Fig. 1 is a schematic diagram of the overall front side of the utility model.

Fig. 2 is a schematic diagram of the overall rear side of the utility model.

Fig. 3 is a cross-sectional internal assembly diagram of the utility model.

Fig. 4 is an enlarged schematic diagram of part A of the utility model.

In the picture:

1. Bracket; 2. Threshing box; 3. Threshing drum; 4. Bar stock outlet; 5. Screen plate; 6. Bolt; 7. Cover plate; 8. First port; 9. Collection box; 10. Block 11, arc groove; 12, central shaft; 13, backing plate; 14, bellows; 15, rotating shaft; 16, blade; 17, driven wheel; 18, belt; 19, driving wheel; 20, drive motor; 21, Feeding port; 22, the second port.

Detailed ways

The implementation of the present utility model will be further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

As shown in Figure 1-4, the utility model provides a corn threshing device, including a bracket 1, a threshing box 2 is arranged on the upper part of the bracket 1, and a bolt 6 is arranged at the outlet of the threshing box 2, and the threshing box 2 is connected by the bolt 6 There is a cover plate 7, a first port 8 is provided on the threshing box 2, a second port 22 is provided on the cover plate 7, a collection box 9 is arranged on the cover plate 7, a backing plate 13 is fixedly installed on the inner side of the bracket 1, Backing plate 13 is fixedly installed with bellows 14, and the middle part of bellows 14 is provided with rotating shaft 15, and rotating shaft 15 is provided with blade 16, and the wind force that produces when rotating shaft 15 and blade 16 rotates, blows out through the outlet of bellows 14, and then passes through the first channel. The mouth 8 enters the inclined surface inside the threshing box 2, blows up the impurities on the inner corn grains, and the impurities enter the inside of the collection box 9 through the second port 22, and the impurities of the corn grains can be cleaned.

As an embodiment of the present invention, the inlet of the collection box 9 corresponds to the second port 22 , and the position of the first port 8 corresponds to the position of the second port 22 .

As an embodiment of the present utility model, the positions of the air outlet of the bellows 14 and the first port 8 correspond to each other, and the inner lower part of the threshing box 2 is arranged obliquely.

As an embodiment of the present utility model, one end of the rotating shaft 15 is fixedly equipped with a driven wheel 17, the driven wheel 17 is provided with a belt 18, the driven wheel 17 is connected with a driving wheel 19 through the belt 18, and the middle part of the driving wheel 19 is provided with a driving wheel The motor 20, the output end of the drive motor 20 is connected with the driving wheel 19.

As an embodiment of the present utility model, a block 10 is provided on the cover plate 7, and an arc-shaped groove 11 is opened on one side of the block 10, and a central shaft 12 is provided through one end of the collection box 9, and the two ends of the central shaft 12 The end is located in the inside of the arc groove 11, and the collection box 9 is pushed upward, and the collection box 9 drives the central shaft 12 to move. Take it off, it is convenient to process the impurities inside the collection box 9.

As an embodiment of the present utility model, the inside of the threshing box 2 is provided with a threshing drum 3 and a sieve plate 5, the sieve plate 5 is located at the lower part of the threshing drum 3, and one side of the threshing box 2 is provided with a rod outlet 4, and the threshing box The upper part of 2 is provided with a feed port 21, put the corn cobs from the feed port 21, through the rotation of the threshing drum 3, the corn is threshed, after threshing, the corn cobs flow out from the bar material outlet 4, and then the corn grains pass Sieve plate 5 enters the bottom slope of threshing box 2.

Specific working principle:

When using as a whole, first start the drive motor 20, indirectly drive the threshing drum 3 to rotate through the drive motor 20, then put the corn cobs from the feed port 21, and through the rotation of the threshing drum 3, the corn is threshed. After threshing, The corn cob flows out from the cob outlet 4, and then the corn particles enter the bottom slope of the threshing box 2 through the sieve plate 5, and the corn can gradually pass through the first port 8, the first port 8 and the second port 22 through the slope. The width of the groove is less than the corn grains, which can prevent the corn grains from falling from the inside of the first port 8. When the driving motor 20 starts, the driving wheel 19 will rotate synchronously. The driving wheel 19 drives the driven wheel 17 to rotate by the belt 18, and the driven wheel 17 It can drive the rotating shaft 15 and the blades 16 to rotate, and the wind force generated during the rotation is blown out through the outlet of the bellows 14, and then enters the inclined surface inside the threshing box 2 through the first port 8, blowing up the impurities on the internal corn grains, Impurities enter the inside of the collection box 9 through the second port 22, and the corn grain impurities can be cleaned;

When the overall use is completed, the collection box 9 is lifted so that the collection box 9 moves around the central axis 12. When the collection port of the collection box 9 faces upward, the collection box 9 is pushed upward, and the collection box 9 drives the central axis 12. When the central axis 12 is moved out from the inside of the arc groove 11, the collection box 9 can be lifted upwards, and the collection box 9 can be taken off, so that the impurities inside the collection box 9 can be processed conveniently.

The embodiments of the present utility model are given for the purpose of illustration and description. Although the embodiments of the present utility model have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and should not be construed as a reference to the present utility model. Novel limitation, those skilled in the art can make changes, modifications, substitutions and modifications to the above-mentioned embodiments within the scope of the present utility model.

Claims (6)

1. Corn threshing device, including support (1), its characterized in that: the threshing box is characterized in that a threshing box (2) is arranged on the upper portion of the support (1), a bolt (6) is arranged at the outlet portion of the threshing box (2), a cover plate (7) is connected to the threshing box (2) through the bolt (6), a first through hole (8) is formed in the threshing box (2), a second through hole (22) is formed in the cover plate (7), a collecting box (9) is arranged on the cover plate (7), a base plate (13) is fixedly arranged on the inner side of the support (1), a bellows (14) is fixedly arranged on the base plate (13), a rotating shaft (15) is arranged in the middle of the bellows (14), and blades (16) are arranged on the rotating shaft (15).

2. A corn threshing device as recited in claim 1, wherein: the inlet of the collecting box (9) corresponds to the second port (22), and the position of the first port (8) corresponds to the position of the second port (22).

3. A corn threshing device as recited in claim 1, wherein: the air outlet of the air box (14) and the first through hole (8) are corresponding to each other, and the lower part of the inner side of the threshing box (2) is obliquely arranged.

4. A corn threshing device as recited in claim 1, wherein: one end fixed mounting of pivot (15) has follower (17), be provided with belt (18) on follower (17), follower (17) are connected with action wheel (19) through belt (18), the middle part of action wheel (19) is provided with driving motor (20), the output and the action wheel (19) of driving motor (20) are connected.

5. A corn threshing device as recited in claim 1, wherein: be provided with dog (10) on apron (7), arc wall (11) have been seted up to one side of dog (10), the one end of collecting box (9) is run through and is provided with center pin (12), the both ends of center pin (12) are located the inside of arc wall (11).

6. A corn threshing device as recited in claim 1, wherein: the threshing box is characterized in that a threshing cylinder (3) and a screen plate (5) are arranged in the threshing box (2), the screen plate (5) is located at the lower portion of the threshing cylinder (3), a bar outlet (4) is formed in one side of the threshing box (2), and a feeding hole (21) is formed in the upper portion of the threshing box (2).

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