Self-adaptive corn thresher

Abstract

The utility model relates to a self-adaptive corn thresher, which belongs to the field of agricultural machinery and comprises a support frame, a threshing shell and a threshing mechanism, a feed port is formed in the upper part of the threshing shell, a cob core output port and a corn kernel output port are formed in the lower part of the threshing shell, and the cob core output port is positioned on one side of the corn kernel output port; a threshing cavity is formed in the threshing shell, the threshing shell comprises a fixed frame, a movable frame and a self-adaptive connecting piece, a supporting frame is installed at the bottom of the fixed frame, the movable frame is arranged on the side portion of the fixed frame, and after the movable frame and the fixed frame are in butt joint together, the self-adaptive connecting piece is arranged on the supporting frame. The threshing shells are connected together through the self-adaptive connecting pieces, and the plurality of self-adaptive connecting pieces are uniformly arranged on the threshing shells. The self-adaptive corn thresher has the advantages that the design of the self-adaptive connecting piece allows the threshing shell to be automatically adjusted according to the size and the shape of corn, so that the self-adaptive corn thresher adapts to the corn with different sizes, and the universality and the flexibility of the thresher are improved.

Description

Technical Field

[0001] The utility model relates to an adaptive corn thresher and belongs to the field of agricultural machinery. Background Art

[0002] Agricultural mechanization is one of the key factors to improve agricultural production efficiency. Among many crops, corn has become an important economic crop due to its wide range of uses and high yield. Corn threshing is an indispensable step in the harvesting process, which directly affects the quality of corn and subsequent processing and utilization.

[0003] Traditional corn threshers mainly adopt a fixed design, which has the following shortcomings:

[0004] Poor size adaptability: Fixed threshers can usually only adapt to corn of a specific size. For corn cobs of different sizes, the threshing effect is not good, which can easily cause corn damage or incomplete threshing.

[0005] Complex operation: Some threshers require complicated operating procedures, which increases farmers’ labor intensity and learning costs.

[0006] High maintenance cost: Fixed parts are prone to wear and need to be replaced frequently, which increases maintenance costs.

[0007] Material limitations: The material selection of traditional threshers is not durable enough to withstand long-term high-intensity operations.

[0008] Based on the above problems, although some improved threshers have appeared on the market, they often sacrifice adaptability to corn of different sizes while improving threshing efficiency, or are too complicated in structure, increasing the difficulty of manufacturing and maintenance. Utility Model Content

[0009] In order to overcome the defects of the prior art, the utility model provides an adaptive corn thresher. The technical solution of the utility model is:

[0010] A self-adaptive corn thresher comprises a support frame, a threshing shell and a threshing mechanism, wherein a feed port is formed at the upper part of the threshing shell, and a cob core output port and a corn kernel output port are formed at the lower part, wherein the cob core output port is located at one side of the corn kernel output port; a threshing chamber is formed inside the threshing shell, wherein the threshing shell comprises a fixed frame, a movable frame and a self-adaptive connector, wherein a support frame is installed at the bottom of the fixed frame, wherein the movable frame is arranged at the side of the fixed frame, wherein the movable frame is connected to the fixed frame through the self-adaptive connector after being docked together, wherein the self-adaptive connector is in the form of a plurality of connecting members and is evenly arranged on the threshing shell; wherein each of the self-adaptive connectors comprises a connecting screw, a reset spring and a butterfly nut, wherein the connecting screw is arranged in a horizontal direction, wherein the threaded end of the connecting screw passes through the fixed frame and the movable frame in sequence and then is installed with a butterfly nut, wherein the reset spring is also mounted on the connecting screw, wherein one end of the reset spring is pressed against the butterfly nut, and the other end is pressed against the movable frame, and is movably matched with the movable frame.

[0011] The threshing mechanism comprises a threshing plate, threshing spikes, a sleeve, a main shaft, a rocker and a handle screw. A sleeve arranged in a horizontal direction is installed on the fixed frame, and the threshing plate is arranged in the threshing chamber. The side surface of the threshing plate close to the movable frame is evenly covered with a plurality of threshing spikes. The inner end of the main shaft passes through the sleeve and the threshing plate in sequence and is then installed with a threshing plate nut, and the threshing plate is threadedly matched with the main shaft; the outer end of the main shaft is located outside the fixed frame, one end of the rocker is connected to the outer end of the main shaft through a nut, and the other end of the rocker is connected to the handle screw through a nut; the main shaft is rotatably connected to the sleeve through a bearing.

[0012] A handle is sleeved on the periphery of the handle screw rod.

[0013] The rod core output port is arranged on the side of the movable frame.

[0014] The fixed frame and the movable frame are made of steel plates; the threshing disc is made of cast iron.

[0015] The feed inlet on the upper part of the threshing shell is arranged in a trumpet shape.

[0016] There are four adaptive connecting members, two of which are located at the upper part of the threshing shell, and two are located at the lower part of the threshing shell.

[0017] A mounting hole is arranged at the bottom of the support frame.

[0018] The advantages of the utility model are:

[0019] 1. The design of the adaptive connector allows the threshing shell to automatically adjust according to the size and shape of the corn, thereby adapting to corns of different sizes and improving the versatility and flexibility of the thresher.

[0020] 2. The automatic adjustment of the adaptive connector reduces the need for manual adjustment, simplifies the operation process, and makes the machine easier to use.

[0021] 3. Since the threshing shell can be adaptively adjusted according to the size of the corn, it can fit the corn more closely, reducing the sliding and damage of the corn during the threshing process, thereby improving the threshing efficiency.

[0022] 4. The fixed frame and the movable frame are connected by an adaptive connector. With the use of a reset spring, the stability of the structure can be maintained during the threshing process, and the structural deformation caused by vibration or impact can be reduced.

[0023] 5. The design of the adaptive connector simplifies the maintenance of the thresher, because the standardized and modular design of the connector makes replacement and maintenance more convenient.

[0024] 6. Due to the adaptive design, it has a wide range of applications. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the main structure of the utility model.

[0026] Figure 2 yes Figure 1 Rear view of.

[0027] Figure 3 yes Figure 1 Exploded diagram. DETAILED DESCRIPTION

[0028] The present invention is further described below in conjunction with specific embodiments, and the advantages and features of the present invention will become clearer as the description proceeds. However, these embodiments are merely exemplary and do not constitute any limitation to the scope of the present invention. It should be understood by those skilled in the art that the details and forms of the technical solution of the present invention may be modified or replaced without departing from the spirit and scope of the present invention, but these modifications and replacements fall within the scope of protection of the present invention.

[0029] See also Figures 1 to 3The utility model relates to an adaptive corn thresher, comprising a support frame 1, a threshing shell 5 and a threshing mechanism 6, wherein a feed inlet 2 is formed at the upper part of the threshing shell 5, and a cob core outlet 3 and a corn kernel outlet 4 are formed at the lower part, wherein the cob core outlet 3 is located at one side of the corn kernel outlet 4; a threshing cavity is formed inside the threshing shell 5, wherein the threshing shell 5 comprises a fixed frame 51, a movable frame 52 and an adaptive connector, wherein a support frame 1 is installed at the bottom of the fixed frame 51, wherein the movable frame 52 is arranged at the side of the fixed frame 51, and after the movable frame 52 is docked with the fixed frame 51, the movable frame 52 is connected to the fixed frame 51 by the movable frame 52. The adaptive connectors are connected together, and there are several adaptive connectors, which are evenly arranged on the threshing shell; each of the adaptive connectors includes a connecting screw 61, a reset spring 62 and a butterfly nut 63, and the connecting screw 61 is arranged in the horizontal direction. The threaded end of the connecting screw 61 passes through the fixed frame 51 and the movable frame 52 in sequence and is installed with a butterfly nut 63. The reset spring 62 is also mounted on the connecting screw 61, and one end of the reset spring 62 is pressed against the butterfly nut 63, and the other end is pressed against the movable frame 52, and is movably matched with the movable frame.

[0030] Based on the above structure, the utility model realizes:

[0031] (1) Adaptive adjustment capability: The design of the adaptive connector allows the threshing shell 5 to automatically adjust according to the size and shape of the corn, thereby improving the adaptability of the machine to corns of different sizes.

[0032] (2) The fixed frame 51 and the movable frame 52 are evenly distributed on the threshing shell 5 through the adaptive connecting parts, thereby enhancing the stability of the overall structure.

[0033] (3) The automatic adjustment of adaptive connectors reduces the need for manual adjustments, simplifies the operating process, and makes the machine easier to use and maintain.

[0034] (4) Since the movable frame of the threshing shell 5 can be adaptively adjusted according to the size of the corn, it can fit the corn more closely, reducing the sliding and damage of the corn during the threshing process, thereby improving the threshing efficiency.

[0035] like Figure 3As shown, the threshing mechanism includes a threshing plate 7, threshing spikes 8, a sleeve 9, a main shaft 10, a rocker 12 and a handle screw 13. A sleeve 9 arranged in a horizontal direction is installed on the fixed frame 51, and the threshing plate is arranged in the threshing chamber. The side surface of the threshing plate 7 close to the movable frame 52 is evenly covered with a plurality of threshing spikes 8. The inner end of the main shaft 10 passes through the sleeve 9 and the threshing plate 7 in sequence and is then installed with a threshing plate nut. The threshing plate 7 is threadedly matched with the main shaft 10; the outer end of the main shaft 10 is located outside the fixed frame 51, one end of the rocker 12 is connected to the outer end of the main shaft 10 through a nut, and the other end of the rocker 12 is connected to the handle screw 13 through a nut; the main shaft 10 is rotatably connected to the sleeve 9 through a bearing; and a handle 14 is sleeved on the periphery of the handle screw 13.

[0036] Based on the above structure, the utility model realizes:

[0037] (1) The feed port 2 on the upper portion of the threshing shell 5 is arranged in a trumpet shape. The trumpet-shaped design of the feed port helps the corn to smoothly enter the threshing chamber, thereby improving the feeding efficiency.

[0038] (2) The rod core output port is arranged on the side of the movable frame, which is convenient for collecting and separating the rod cores and improves the efficiency of material separation.

[0039] (3) There are four adaptive connectors, two of which are located at the upper part of the threshing shell 5, and two are located at the lower part of the threshing shell 5. The adaptive connectors evenly arranged at the upper and lower parts ensure the stability and adaptability of the threshing shell in all directions.

[0040] (4) The design of the threshing mechanism, including the threshing disc, threshing spikes, sleeve, spindle, rocker and handle screw, makes the threshing process more efficient and centralized. Ease of operation: The rocker and handle screw in the design allow the operator to drive the threshing process with a simple shaking motion, simplifying the operation process.

[0041] (5) The threshing spikes evenly arranged on the threshing disk can contact the corn more effectively and improve the threshing efficiency.

[0042] The rod core output port 3 is arranged on the side of the movable frame 52 .

[0043] The fixed frame 51 and the movable frame 52 are made of steel plates; the threshing plate 7 is made of cast iron; the selection of these materials improves durability and stability.

[0044] A mounting hole 11 is provided at the bottom of the support frame 1 to facilitate connection and fixation with other components.

[0045] The working principle of the utility model is:

[0046] 1. Corn enters the threshing chamber through the trumpet-shaped feed port 2 on the upper part of the threshing shell 5. The trumpet-shaped feed port design helps to guide the corn to flow smoothly into the threshing chamber, reducing blockage and feeding time.

[0047] 2. The threshing shell 5 is composed of a fixed frame 51 and a movable frame 52, which are evenly distributed on the threshing shell through adaptive connectors. These connectors include a connecting screw 61, a return spring 62 and a butterfly nut 63, which allow the movable frame 52 to be adaptively adjusted according to the size and shape of the corn to fit corns of different sizes.

[0048] 3. The threshing mechanism consists of a threshing plate 7, threshing spikes 8, a sleeve 9, a main shaft 10, a rocker 12 and a handle screw 13. The threshing plate 7 is installed in the threshing chamber, and one side of the threshing plate is covered with threshing spikes 8, which are used to contact the corn and separate the corn kernels. The operator shakes the handle 14 to drive the handle screw 13, and then the rocker 12 rotates the main shaft 10, and the main shaft 10 is connected to the threshing plate 7 to rotate for threshing.

[0049] 4. During the threshing process, corn kernels are discharged through the corn kernel outlet 4, and cobs are discharged through the cob outlet 3 located on the side of the movable frame 52. This design allows the corn kernels and cobs to be effectively separated, which is convenient for subsequent collection and processing.

[0050] 5. The fixed frame 51 and the movable frame 52 are made of steel plates, and the threshing plate 7 is made of cast iron. The selection of these materials ensures durability and stability.

[0051] 6. The mounting holes 11 at the bottom of the support frame 1 provide a convenient mounting point for the machine, which is convenient for connection and fixation with other components, thus simplifying the installation and maintenance process.

[0052] The utility model is simple to operate and improves the simplicity of operation.

[0053] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An adaptive corn thresher, characterized in that: The invention comprises a support frame, a threshing shell and a threshing mechanism, wherein a feed port is formed at the upper part of the threshing shell, and a cob core output port and a corn kernel output port are formed at the lower part, wherein the cob core output port is located at one side of the corn kernel output port; a threshing chamber is formed inside the threshing shell, wherein the threshing shell comprises a fixed frame, a movable frame and an adaptive connector, wherein a support frame is installed at the bottom of the fixed frame, wherein the movable frame is arranged at the side of the fixed frame, wherein the movable frame is connected to the fixed frame through the adaptive connector after being docked together, wherein the adaptive connector is in the form of a plurality of the connected components and is evenly arranged on the threshing shell; wherein each of the connected components comprises a connecting screw, a reset spring and a butterfly nut, wherein the connecting screw is arranged in a horizontal direction, wherein the threaded end of the connecting screw passes through the fixed frame and the movable frame in sequence and then is installed with a butterfly nut, wherein the reset spring is also mounted on the connecting screw, wherein one end of the reset spring is pressed against the butterfly nut, and the other end is pressed against the movable frame, and the reset spring is movably matched with the movable frame.

2. The adaptive corn thresher according to claim 1, characterized in that: The threshing mechanism comprises a threshing plate, threshing spikes, a sleeve, a main shaft, a rocker and a handle screw. A sleeve arranged in a horizontal direction is installed on the fixed frame, and the threshing plate is arranged in the threshing chamber. The side surface of the threshing plate close to the movable frame is evenly covered with a plurality of threshing spikes. The inner end of the main shaft passes through the sleeve and the threshing plate in sequence and is then installed with a threshing plate nut, and the threshing plate is threadedly matched with the main shaft; the outer end of the main shaft is located outside the fixed frame, one end of the rocker is connected to the outer end of the main shaft through a nut, and the other end of the rocker is connected to the handle screw through a nut; the main shaft is rotatably connected to the sleeve through a bearing.

3. The adaptive corn thresher according to claim 2, characterized in that: A handle is sleeved on the periphery of the handle screw rod.

4. The adaptive corn thresher according to claim 3, characterized in that: The rod core output port is arranged on the side of the movable frame.

5. The adaptive corn thresher according to claim 3 or 4, characterized in that: The fixed frame and the movable frame are made of steel plates; the threshing disc is made of cast iron.

6. The adaptive corn thresher according to claim 5, characterized in that: The feed inlet on the upper part of the threshing shell is arranged in a trumpet shape.

7. The adaptive corn thresher according to claim 6, characterized in that: There are four adaptive connecting parts, two of which are located at the upper part of the threshing shell, and two are located at the lower part of the threshing shell.

8. The adaptive corn thresher according to claim 7, characterized in that: A mounting hole is arranged at the bottom of the support frame.

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