Strength-adjustable threshing assembly of threshing machine

Abstract

The utility model relates to the technical field of threshers, in particular to a force-adjustable threshing component of a thresher, which comprises a shell and a bottom plate, the bottom plate is fixedly connected to the surface of the shell, an adjusting device is arranged on the surface of the bottom plate, and a fixing device is arranged on the surface of the bottom plate. According to the force-adjustable threshing assembly of the threshing machine, through cooperation of the adjusting device and the fixing device, an operator pushes the groove rod, so that the groove rod can drive the transmission plate and the frame body to move synchronously, and therefore the threshing effect of the threshing machine is improved. The frame body can drive the second threshing roller to move synchronously, the distance between the first threshing roller and the second threshing roller can be adjusted, the extrusion force during threshing can be adjusted, the extrusion force during threshing can be adjusted by adjusting the distance between the two sets of threshing rollers, damage to grains is reduced, and the threshing efficiency is improved. Meanwhile, the threshing effect of the device can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of threshers, in particular to a threshing component with adjustable strength of a thresher. Background Art

[0002] A thresher is a fixed machine that works on the field. It can thresh, separate and clean the cut crops to obtain the required grains. It is an important means to improve productivity, improve working conditions, save labor, reduce losses and ensure high yields and harvests.

[0003] For example, the adjustable force threshing assembly of a wheat thresher with the authorization announcement number "CN219719150U" allows two long gears to be exposed from the thresher through a lifting mechanism, which is convenient for maintenance of the two long gears. However, when the device is threshing grains, it is not convenient to adjust the force during threshing. When the device is threshing different crops, it cannot adapt to the size of grains, etc., resulting in the inconvenience of controlling the force of the device on the grains during use, resulting in the device easily damaging the grains during operation, and at the same time, the device will have a poor threshing effect. Utility Model Content

[0004] The utility model aims to solve the problem that the device cannot adjust the force during threshing, resulting in poor threshing effect and easy damage to grains, and proposes a threshing component with adjustable force for a thresher.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A threshing assembly with adjustable force of a thresher is designed, comprising a shell and a bottom plate, the surface of the shell is fixedly connected to the bottom plate, the surface of the bottom plate is provided with an adjustment device, the surface of the bottom plate is provided with a fixing device, the inner surface of the shell is rotatably connected to the protruding parts at both ends of a first threshing roller through bearings, one end of the first threshing roller passes through the surface of the shell and is fixedly connected to the output shaft of a first motor, the first motor is fixedly connected to the surface of the shell through a bracket, and the shell is slidably engaged with the surface of the frame through a slideway provided on the inner surface.

[0007] Preferably, the adjusting device includes a handle and a groove rod, the handle surface is fixedly connected to one end of the groove rod, one end of the groove rod passes through the surface of the bottom plate, the groove rod is clamped with the tip blocks on both sides through the grooves opened on the surface, the tip block surfaces on both sides are slidably clamped with the slideways opened on the inner surface of the bottom plate, and the tip block surface and the inner surface of the bottom plate are respectively fixedly connected to the two ends of the spring.

[0008] Preferably, the frame surface is rotatably connected to the protruding parts at both ends of the second threshing roller through bearings, the protruding part at one end of the second threshing roller penetrates the shell surface through an opening opened on the shell surface, and the transmission plate surface is movably connected to one end of the groove rod through a bearing.

[0009] Preferably, a slider is fixedly connected to the surface of the outer shell, the surface of the slider is slidably engaged with a slideway provided on the surface of the support plate, and the surface of the support plate is slidably connected to the surface of the outer shell.

[0010] Preferably, a straight plate is fixedly connected to the surface of the support plate, a second motor is fixedly connected to the surface of the straight plate via a bracket, and an output shaft of the second motor is fixedly connected to one end of the second threshing roller.

[0011] Preferably, the fixing device includes a box body and a bolt, the box body is fixedly connected to the surface of the bottom plate, the surface of the box body is rotatably connected to the bolt via a bearing, one end of the bolt is rotatably connected to the inner surface of the box, the surface of the bolt is threadedly connected to the surface of the slide board, the surface of the slide board is slidably engaged with a slideway provided on the surface of the bottom plate, one end of the slide board passes through the surface of the bottom plate and is fixedly connected to one end of the cross bar, the surface of the cross bar is slidably engaged with a through hole provided on the surface of the support plate, the support plate is fixedly connected to the surface of the bottom plate, one end of the cross bar is fixedly connected to a top plate, the surface of the top plate is fixedly connected to a block, and the block is tightly pressed against a groove provided on the surface of the groove rod.

[0012] The utility model proposes a threshing assembly with adjustable force of a thresher, and the beneficial effect is that: through the cooperation of the adjusting device and the fixing device, the operator rotates the bolt so that the bolt drives the slide plate to move, so that the slide plate can drive the cross bar to move synchronously, so that the cross bar can drive the top plate to move synchronously, so that the top plate can drive the clamping block to no longer be clamped with the groove on the surface of the groove rod, and at the same time the operator rotates the groove rod through the handle so that the groove rod pushes the sharp blocks on both sides through the groove on the surface, so that the sharp blocks on both sides can compress the springs on both sides, and at the same time the operator pushes the groove rod so that the groove rod can drive the transmission plate and the frame to move synchronously, so that the frame can drive the second threshing roller to move synchronously, so that the spacing between the first threshing roller and the second threshing roller can be adjusted, so that the squeezing force during threshing can be adjusted, and by adjusting the spacing between the two groups of threshing rollers, the squeezing force during threshing can be adjusted, thereby reducing damage to the grains and improving the threshing effect of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 for Figure 1 A front cross-sectional view of

[0015] Figure 3for Figure 1 A side cross-sectional view of

[0016] Figure 4 for Figure 1 A partial front cross-sectional view of

[0017] Figure 5 It is a partial top view of the bottom plate;

[0018] Figure 6 for Figure 2 Schematic diagram of part A;

[0019] Figure 7 for Figure 2 Schematic diagram of part B.

[0020] In the figure: 1, shell, 2, adjusting device, 201, handle, 202, groove rod, 203, tip block, 204, spring, 3, transmission plate, 4, frame, 5, second threshing roller, 6, straight plate, 7, support plate, 8, second motor, 9, fixing device, 901, box, 902, bolt, 903, slider, 904, cross bar, 905, support plate, 906, top plate, 907, block, 10, first motor, 11, first threshing roller, 12, bottom plate, 13, slider. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings:

[0022] See attached Figure 1-7 : In the present embodiment, a threshing assembly with adjustable strength of a thresher comprises a shell 1 and a bottom plate 12, the surface of the shell 1 is fixedly connected with the bottom plate 12, the surface of the bottom plate 12 is provided with an adjusting device 2, the surface of the bottom plate 12 is provided with a fixing device 9, the inner surface of the shell 1 is rotatably connected with the protruding parts at both ends of the first threshing roller 11 through a bearing, one end of the first threshing roller 11 passes through the surface of the shell 1 and is fixedly connected with the output shaft of the first motor 10, the first motor 10 can meet the working needs according to actual needs, the first motor 10 can drive the first threshing roller 11 to rotate, the first motor 10 is fixedly connected with the surface of the shell 1 through a bracket, the shell 1 is slidably engaged with the surface of the frame 4 through a slideway provided on the inner surface, and the moving track of the fixed frame 4 is fixed;

[0023] The surface of the frame 4 is rotatably connected with the protruding parts at both ends of the second threshing roller 5 through a bearing. The frame 4 can support the second threshing roller 5, so that the frame 4 can drive the second threshing roller 5 to move synchronously. The protruding part at one end of the second threshing roller 5 passes through the surface of the shell 1 through the opening opened on the surface of the shell 1. The surface of the frame 4 is fixedly connected with a transmission plate 3, and the frame 4 can be driven to move through the transmission plate 3. The surface of the transmission plate 3 is movably connected with one end of the groove rod 202 through a bearing. The surface of the shell 1 is fixedly connected with a slider 13, and the surface of the slider 13 is slidably engaged with the slideway opened on the surface of the support plate 7. The slider 13 can fix the moving track of the support plate 7, and the surface of the support plate 7 is slidably connected to the surface of the shell 1. The surface of the support plate 7 is fixedly connected with a straight plate 6, and the surface of the straight plate 6 is fixedly connected with a second motor 8 through a bracket. The second motor 8 can meet the work needs according to actual needs. The second motor 8 can drive the second threshing roller 5 to rotate, and the output shaft of the second motor 8 is fixedly connected to one end of the second threshing roller 5.

[0024] The adjusting device 2 includes a handle 201 and a groove rod 202. The surface of the handle 201 is fixedly connected to one end of the groove rod 202. The groove rod 202 can be controlled to rotate and move through the handle 201. One end of the groove rod 202 passes through the surface of the base plate 12. The groove rod 202 is clamped with the spikes 203 on both sides through the grooves opened on the surface. The spikes 203 on both sides can fix the position of the groove rod 202 so that the groove rod 202 cannot move but can rotate. The surfaces of the spikes 203 on both sides are slidably clamped with the slideways opened on the inner surface of the base plate 12. The surfaces of the spikes 203 and the inner surface of the base plate 12 are respectively fixedly connected to the two ends of the spring 204. The elastic coefficient of the spring 204 can meet the working needs according to actual needs. The spring 204 can allow the spikes 203 to have movement space.

[0025] The fixing device 9 includes a box body 901 and a bolt 902. The box body 901 is fixedly connected to the surface of the bottom plate 12. The surface of the box body 901 is rotatably connected to the bolt 902 through a bearing. Rotating the bolt 902 can drive the slide plate 903 to move. One end of the bolt 902 is rotatably connected to the inner surface of the box body 901. The surface of the bolt 902 is threadedly connected to the surface of the slide plate 903. The surface of the slide plate 903 is slidably engaged with the slideway provided on the surface of the bottom plate 12 to fix the motion track of the slide plate 903. One end of the slide plate 903 passes through the surface of the bottom plate 12 and is connected to one end of the cross bar 904. The cross bar 904 is fixedly connected, and the surface of the cross bar 904 is slidably engaged with the through hole opened on the surface of the support plate 905. The support plate 905 can fix the moving track of the cross bar 904. The support plate 905 is fixedly connected to the surface of the bottom plate 12. One end of the cross bar 904 is fixedly connected to a top plate 906. The cross bar 904 can drive the top plate 906 to move synchronously. The surface of the top plate 906 is fixedly connected to a clamping block 907. The clamping block 907 can fix the position of the groove rod 202 so that the groove rod 202 cannot rotate. The clamping block 907 is tightly pressed against the groove opened on the surface of the groove rod 202.

[0026] Working principle:

[0027] When adjusting the force of the thresher:

[0028] Threshing process:

[0029] Connect the external power supply of the first motor 10, start the output shaft of the first motor 10 to rotate, drive the first threshing roller 11 to rotate clockwise, and connect the external power supply of the second motor 8, start the output shaft of the second motor 8 to rotate, drive the second threshing roller 5 to rotate counterclockwise, place the crops between the first threshing roller 11 and the second threshing roller 5 for extrusion threshing.

[0030] Adjustment process:

[0031] The operator rotates the bolt 902 so that the bolt 902 drives the slide plate 903 to move, so that the slide plate 903 can drive the cross bar 904 to move synchronously, so that the cross bar 904 can drive the top plate 906 to move synchronously, so that the top plate 906 can drive the clamping block 907 to no longer be clamped with the groove on the surface of the groove rod 202. At the same time, the operator rotates the groove rod 202 through the handle 201, so that the groove rod 202 pushes the pointed blocks 203 on both sides through the grooves on the surface, so that the pointed blocks 203 on both sides can compress the springs 204 on both sides. At the same time, the operator pushes the groove rod 202, so that the groove rod 202 can drive the transmission plate 3 and the frame 4 to move synchronously, so that the frame 4 can drive the second threshing roller 5 to move synchronously, so that the spacing between the first threshing roller 11 and the second threshing roller 5 can be adjusted, and the extrusion force during threshing can be adjusted. According to the above operation, the position of the second threshing roller 5 is fixed.

[0032] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A threshing assembly with adjustable strength for a thresher, comprising a housing (1) and a bottom plate (12), wherein the bottom plate (12) is fixedly connected to the surface of the housing (1), characterized in that: The surface of the bottom plate (12) is provided with an adjusting device (2), the surface of the bottom plate (12) is provided with a fixing device (9), the inner surface of the outer shell (1) is rotatably connected to the protruding parts at both ends of the first threshing roller (11) through bearings, one end of the first threshing roller (11) passes through the surface of the outer shell (1) and is fixedly connected to the output shaft of the first motor (10), the first motor (10) is fixedly connected to the surface of the outer shell (1) through a bracket, and the outer shell (1) is slidably engaged with the surface of the frame (4) through a slideway provided on the inner surface.

2. The threshing assembly with adjustable strength of a thresher according to claim 1, characterized in that: The adjusting device (2) comprises a handle (201) and a groove rod (202); the surface of the handle (201) is fixedly connected to one end of the groove rod (202); one end of the groove rod (202) penetrates the surface of the bottom plate (12); the groove rod (202) is clamped with the pointed blocks (203) on both sides through the grooves provided on the surface; the surfaces of the pointed blocks (203) on both sides are slidably clamped with the slideways provided on the inner surface of the bottom plate (12); the surfaces of the pointed blocks (203) and the inner surface of the bottom plate (12) are respectively fixedly connected to the two ends of the spring (204).

3. The threshing assembly with adjustable strength of a thresher according to claim 1, characterized in that: The surface of the frame (4) is rotatably connected to the protruding parts at both ends of the second threshing roller (5) via bearings; the protruding part at one end of the second threshing roller (5) penetrates the surface of the outer shell (1) through an opening provided on the surface of the outer shell (1); the surface of the frame (4) is fixedly connected to a transmission plate (3); the surface of the transmission plate (3) is movably connected to one end of the groove rod (202) via a bearing.

4. The threshing assembly with adjustable strength of a thresher according to claim 1, characterized in that: A slider (13) is fixedly connected to the surface of the housing (1), the surface of the slider (13) is slidably engaged with a slideway provided on the surface of the support plate (7), and the surface of the support plate (7) is slidably connected to the surface of the housing (1).

5. The threshing assembly with adjustable strength of a thresher according to claim 4, characterized in that: The surface of the support plate (7) is fixedly connected to a straight plate (6), and the surface of the straight plate (6) is fixedly connected to a second motor (8) via a bracket, and the output shaft of the second motor (8) is fixedly connected to one end of the second threshing roller (5).

6. The threshing assembly with adjustable strength of a thresher according to claim 1, characterized in that: The fixing device (9) comprises a box (901) and a bolt (902); the box (901) is fixedly connected to the surface of the bottom plate (12); the surface of the box (901) is rotationally connected to the bolt (902) via a bearing; one end of the bolt (902) is rotationally connected to the inner surface of the box (901); the surface of the bolt (902) is threadedly connected to the surface of the slide plate (903); the surface of the slide plate (903) is slidably engaged with a slideway provided on the surface of the bottom plate (12); and the slide plate One end of (903) passes through the surface of the bottom plate (12) and is fixedly connected to one end of the cross bar (904); the surface of the cross bar (904) is slidably engaged with a through hole provided on the surface of the support plate (905); the support plate (905) is fixedly connected to the surface of the bottom plate (12); one end of the cross bar (904) is fixedly connected to a top plate (906); the surface of the top plate (906) is fixedly connected to a clamping block (907); the clamping block (907) is tightly pressed against a groove provided on the surface of the groove rod (202).

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