CN220235477U

CN220235477U - Corn threshing machine

Info

Publication number: CN220235477U
Application number: CN202322343088.4U
Authority: CN
Inventors: 李萍; 王晓兵; 詹文平; 李晶
Original assignee: Minqin County Agricultural Technology Promotion Center
Current assignee: Minqin County Agricultural Technology Promotion Center
Priority date: 2023-08-30
Filing date: 2023-08-30
Publication date: 2023-12-26
Anticipated expiration: 2033-08-30

Abstract

The utility model belongs to the technical field of corn threshing, in particular to a corn threshing machine, which comprises a machine case; the feeding device comprises a chassis, a feeding hole is formed in one side of the top of the chassis, a rubber tube is fixedly connected to the port of the feeding hole, a fixing seat is fixedly connected to the top of the chassis, a feeding hopper is hinged in the fixing seat through a pin shaft in a matched mode, a guide hole is formed in one end of the feeding hopper, the top end of the rubber tube is connected to the guide hole, a spring is fixedly connected between the feeding hopper and the chassis, an L-shaped supporting plate is mounted on one side of the chassis, and a motor is mounted on the L-shaped supporting plate; when threshing corn, in order to avoid the phenomenon that the inlet of a feed hopper is blocked when more corn cobs are poured, the vibration mechanism is arranged, so that the phenomenon that the inlet of the feed hopper is blocked when more corn cobs are poured can be avoided, and meanwhile, the corn cobs entering the separation chamber can be combed, so that the corn cobs can be better threshed subsequently, and the threshing efficiency of corn is improved.

Description

Corn threshing machine

Technical Field

The utility model relates to the technical field of corn threshing, in particular to a corn threshing machine.

Background

The corn thresher is a machine for threshing the dried corn ears, can separate corn kernels from stalks, and has adjustable threshing depth.

The existing corn thresher generally comprises a feed hopper, a threshing chamber, a motor and a throwing hammer, when corn is threshed, the corn enters the threshing chamber through the feed hopper, and is beaten under the action of the radial motor under the impact of the high-speed rotary throwing hammer.

In the existing corn thresher, the feeding hopper is generally fixed, and when more corn cobs are poured into the corn thresher, the feeding hopper is easy to block, and the corn cobs can enter the threshing machine body only by manual assistance, so that the threshing efficiency is affected; therefore, a corn thresher is proposed to solve the above problems.

Disclosure of Invention

In order to overcome the defects in the prior art and solve the problems set forth in the background art, the utility model provides a corn thresher.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a corn thresher, which comprises a case; the feeding hole is formed in one side of the top of the case, the rubber tube is fixedly connected to the port of the feeding hole, the fixed seat is fixedly connected to the top of the case, the feeding hopper is hinged to the fixed seat through the pin shaft in a matched mode, the guide hole is formed in one end of the feeding hopper, the top end of the rubber tube is connected to the guide hole, the spring is fixedly connected between the feeding hopper and the case, the L-shaped supporting plate is arranged on one side of the case, the motor is arranged on the L-shaped supporting plate, the output end of the motor is connected with the rotating shaft, the other end of the rotating shaft is rotatably arranged on the inner wall of one side of the case far away from the motor, the first belt pulley is sleeved at one end of the rotating shaft and arranged on the outer side of the case, the L-shaped fixing plate is fixedly connected to one side top of the case, the rotating rod is rotatably arranged on the L-shaped fixing plate, the second belt pulley is sleeved on the rotating rod, the conveying belt is sleeved on the outer surface of the second belt pulley and the outer surface of the first belt pulley, the end part of the rotating rod is provided with the cam, the cam is in contact with the top of the feeding hopper, when corn is threshed, in order to avoid the blocking phenomenon caused by the inlet of the feeding hopper when corn is poured into the feeding hopper, the rotating shaft drives the first belt pulley to rotate through starting the motor, the second belt pulley also rotates under the cooperation of the conveying belt, the cam rotates along with the rotating shaft, so that the feeding hopper can be pressed reciprocally, the feeding hopper is rocked reciprocally under the cooperation of the spring and the fixing seat, the corn cob in the feeding hopper is driven to shake, so that the blocking phenomenon caused by the feeding hopper when the corn cob is poured into the feeding hopper is avoided, and the corn cob entering the separation chamber can be combed simultaneously, the corn cob threshing machine is convenient for better threshing corn cobs in the follow-up process, so that the corn threshing efficiency is improved.

Preferably, the triangular roller frames are arranged at two ends of the rotating shaft, the two triangular roller frames are arranged at two sides of the inner wall of the case, three fixing rods are fixedly connected to the two triangular roller frames in a matched mode, a plurality of throwing hammers are rotatably arranged on each fixing rod, when corn is threshed, corn in the feeding hopper falls into the threshing chamber through a rubber tube, the rotating shaft drives the triangular roller frames to rotate under the action of a motor, the throwing hammers rotate along with the rotating shaft, corn cobs and corn kernels are separated under the impact of the high-speed rotary throwing hammers, and therefore the purpose of corn threshing is achieved.

Preferably, the arc filter plate is fixedly connected in the case, the inclined guide plate is arranged below the arc filter plate, a rectangular discharge port is formed in the bottom end of one side of the case, a slag discharge port is formed in the other side of the case, corn kernels after threshing fall onto the inclined guide plate through the arc filter plate when being discharged, then slide to the rectangular discharge port along the inclined guide plate, finally are discharged through the rectangular discharge port, and corn cobs can be discharged through the slag discharge port, so that separated corn kernels and corn cobs can be discharged from the rectangular discharge port and the slag discharge port respectively, and the follow-up threshing machine can continuously and normally perform separation operation.

The utility model has the advantages that:

1. when corn is threshed, in order to avoid the phenomenon that the inlet of a feeding hopper is blocked when more corn cobs are poured, a motor is started to drive a first belt pulley to rotate, a second belt pulley is also rotated under the cooperation of a conveyor belt, and then a cam is also rotated, so that the feeding hopper can be pressed in a reciprocating manner, the feeding hopper is rocked in a reciprocating manner under the cooperation of a spring and a fixing seat, the corn cobs in the feeding hopper are driven to shake, the phenomenon that the feeding hopper is blocked when more corn cobs are poured can be avoided, and meanwhile, the corn cobs entering a separation chamber can be combed, so that the corn cobs can be threshed better later, and the threshing efficiency of the corn is improved;

2. when corn is threshed, corn in the feed hopper is thrown into the threshing chamber through the rubber tube, the rotary shaft drives the triangular roller frame to rotate under the action of the motor, the throwing hammer rotates along with the rotary shaft, and corn cobs are beaten under the impact of the high-speed rotary throwing hammer and separated from corn kernels, so that the purpose of threshing corn is achieved, the threshed corn kernels fall onto the inclined guide plate through the arc-shaped filter plate and then fall to the rectangular discharge port along the inclined guide plate, finally are discharged through the rectangular discharge port, and the corn cobs can be discharged through the slag discharge port, so that the separated corn kernels and corn cobs can be discharged from the rectangular discharge port and the slag discharge port respectively, and the follow-up threshing machine is ensured to continuously and normally carry out separation operation.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic view of a first cross-sectional perspective structure of a chassis;

FIG. 2 is a schematic view of a second cross-sectional perspective of the chassis;

FIG. 3 is a schematic perspective view of a transmission mechanism;

FIG. 4 is a schematic diagram of the internal three-dimensional structure of the case;

fig. 5 is a schematic perspective view of a hammering mechanism.

In the figure: 1. a chassis; 2. a rubber tube; 3. a fixing seat; 4. a feed hopper; 5. a spring; 6. an L-shaped support plate; 7. a motor; 8. a rotating shaft; 9. a first pulley; 10. an L-shaped fixing plate; 11. a rotating rod; 12. a second pulley; 13. a conveyor belt; 14. a cam; 15. a triangle roller frame; 16. a fixed rod; 17. a throwing hammer; 18. arc-shaped filter plates; 19. tilting the stock guide; 20. a rectangular discharge port; 21. and a slag discharging port.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to FIGS. 1-3, a corn thresher comprises a housing 1; a feeding hole is formed in one side of the top of the case 1, a rubber tube 2 is fixedly connected to the port of the feeding hole, a fixing seat 3 is fixedly connected to the top of the case 1, a feed hopper 4 is hinged in the fixing seat 3 through pin shaft fit, a guide hole is formed in one end of the feed hopper 4, the top end of the rubber tube 2 is connected to the guide hole, a spring 5 is fixedly connected between the feed hopper 4 and the case 1, an L-shaped supporting plate 6 is mounted on one side of the case 1, a motor 7 is mounted on the L-shaped supporting plate 6, the output end of the motor 7 is connected with a rotating shaft 8, the other end of the rotating shaft 8 is rotatably mounted on the inner wall of one side of the case 1 far away from the motor 7, a first belt pulley 9 is sleeved at one end of the rotating shaft 8, the first belt pulley 9 is arranged on the outer side of the case 1, an L-shaped fixing plate 10 is fixedly connected to one side of the top of the case 1, a rotating rod 11 is rotatably mounted on the L-shaped fixing plate 10, a second belt pulley 12 is sleeved on the rotating rod 11, a conveying belt 13 is sleeved on the outer surface of the second belt pulley 9 in a matched manner, the end of the rotating rod 11 is mounted with a cam 14, and the cam 14 is contacted with the top of the feed hopper 4; when threshing corn, in order to avoid the phenomenon that the feed hopper 4 is blocked when more corn cobs are poured, the motor 7 is started, the rotating shaft 8 drives the first belt pulley 9 to rotate, the second belt pulley 12 is also rotated under the cooperation of the conveying belt 13, and then the cam 14 is rotated, so that the feed hopper 4 can be pressed reciprocally, the feed hopper 4 is made to shake reciprocally under the cooperation of the spring 5 and the fixing seat 3, and then the corn cobs in the feed hopper 4 are driven to shake, so that the phenomenon that the feed hopper 4 is blocked when more corn cobs are poured can be avoided, and meanwhile, the corn cobs entering the separation chamber can be combed, so that better threshing can be carried out on the corn cobs subsequently, and the threshing efficiency of corn is improved.

Referring to fig. 4-5, triangular roller frames 15 are installed at two ends of the rotating shaft 8, the two triangular roller frames 15 are disposed at two sides of an inner wall of the case 1, three fixing rods 16 are fixedly connected to the two triangular roller frames 15 in a matching manner, a plurality of throwing hammers 17 are rotatably installed on each fixing rod 16, an arc-shaped filter plate 18 is fixedly connected in the case 1, an inclined guide plate 19 is fixedly connected in the case 1, the inclined guide plate 19 is disposed below the arc-shaped filter plate 18, a rectangular discharge hole 20 is formed in the bottom end of one side of the case 1, and a slag discharge hole 21 is formed in the other side of the case 1; when corn is threshed, corn in the feed hopper 4 is thrown into a threshing chamber through the rubber tube 2, the motor 7 acts, the rotating shaft 8 drives the triangular roller frame 15 to rotate, the fixed rod 16 drives the throwing hammer 17 to rotate, corn cobs are separated from corn cobs under the impact of the high-speed rotary throwing hammer 17, the purpose of corn threshing is achieved, the threshed corn cobs fall onto the inclined guide plate 19 through the arc-shaped filter plate 18, then slide down to the rectangular discharge port 20 along the inclined guide plate 19, finally are discharged through the rectangular discharge port 20, and the corn cobs can be discharged through the slag discharge port 21, so that the separated corn cobs and corn cobs can be discharged from the machine case 1 respectively when corn threshing is carried out, and the continuous normal separation operation of a subsequent threshing machine is ensured.

According to the working principle, as the existing corn thresher is generally fixed, when more corn cobs are poured into the corn thresher, the feed hopper 4 is easy to block, and the corn cobs can enter the threshing machine body only by manual assistance, so that the threshing efficiency is affected; therefore, a corn thresher is proposed to solve the above problems; when corn is threshed, in order to avoid the phenomenon that the feed hopper 4 is blocked when more corn cobs are poured, the motor 7 is started, the rotating shaft 8 drives the first belt pulley 9 to rotate, the second belt pulley 12 is also rotated under the cooperation of the conveying belt 13, and the cam 14 is further rotated, so that the feed hopper 4 can be reciprocally pressed, and the feed hopper 4 is reciprocally swayed under the cooperation of the spring 5 and the fixing seat 3, so that the corn cobs in the feed hopper 4 are driven to shake, the phenomenon that the feed hopper 4 is blocked when more corn cobs are poured can be avoided, and meanwhile, the corn cobs entering the separation chamber can be combed, so that better threshing can be carried out on the corn cobs conveniently, and the threshing efficiency of the corn is improved;

when corn is threshed, corn in the feed hopper 4 is thrown into a threshing chamber through the rubber tube 2, the motor 7 acts, the rotating shaft 8 drives the triangular roller frame 15 to rotate, the fixed rod 16 drives the throwing hammer 17 to rotate, corn cobs are separated from corn cobs under the impact of the high-speed rotary throwing hammer 17, the purpose of corn threshing is achieved, the threshed corn cobs fall onto the inclined guide plate 19 through the arc-shaped filter plate 18, then slide down to the rectangular discharge port 20 along the inclined guide plate 19, finally are discharged through the rectangular discharge port 20, and the corn cobs can be discharged through the slag discharge port 21, so that the separated corn cobs and corn cobs can be discharged from the machine case 1 respectively when corn threshing is carried out, and the continuous normal separation operation of a subsequent threshing machine is ensured.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. A corn thresher, characterized in that: comprises a case (1); the utility model discloses a feeding box, including machine case (1), fixed seat (3), rubber tube (2) has been seted up to top one side of machine case (1), the top rigid coupling of machine case (1) has fixing base (3), it articulates through the round pin axle cooperation in fixing base (3) has feeder hopper (4), the guide hole has been seted up to the one end of feeder hopper (4), the top of rubber tube (2) is connected on the guide hole, rigid coupling has spring (5) between feeder hopper (4) and machine case (1), L shape backup pad (6) are installed to one side of machine case (1), install motor (7) on L shape backup pad (6), the output of motor (7) is connected with axis of rotation (8), just the other end rotation of axis of rotation (8) is installed on the inner wall of one side of machine case (1) of keeping away from motor (7), the one end cover of axis of rotation (8) is equipped with first belt pulley (9), just first belt pulley (9) set up in the outside of machine case (1).

2. A corn thresher as claimed in claim 1, wherein: an L-shaped fixing plate (10) is fixedly connected to the top end of one side of the chassis (1), a rotating rod (11) is rotatably arranged on the L-shaped fixing plate (10), and a second belt pulley (12) is sleeved on the rotating rod (11).

3. A corn thresher as claimed in claim 2, wherein: the second belt pulley (12) and the outer surface of the first belt pulley (9) are sleeved with a conveying belt (13) in a matched mode, a cam (14) is arranged at the end portion of the rotating rod (11), and the cam (14) is in contact with the top of the feed hopper (4).

4. A corn thresher as claimed in claim 1, wherein: triangle roller frames (15) are installed at both ends of the rotating shaft (8), and two triangle roller frames (15) are arranged on both sides of the inner wall of the chassis (1), three fixing rods (16) are fixedly connected to the two triangle roller frames (15) in a matching manner, and a plurality of throwing hammers (17) are rotatably installed on each fixing rod (16).

5. A corn thresher as claimed in claim 1, wherein: an arc-shaped filter plate (18) is fixedly connected in the machine case (1), an inclined guide plate (19) is fixedly connected in the machine case (1), and the inclined guide plate (19) is arranged below the arc-shaped filter plate (18).

6. A corn thresher as claimed in claim 1, wherein: a rectangular discharge port (20) is formed in the bottom end of one side of the machine case (1), and a slag discharge port (21) is formed in the other side of the machine case (1).