Turnover mechanism with power driving structure

Abstract

The invention relates to the technical field of agricultural machinery driving structures, in particular to a turnover mechanism with a power driving structure, which comprises a fixing frame, a round pipe fitting is welded at the lower end of the fixing frame, a turnover sleeve is arranged at one end of the round pipe fitting and can rotate relative to the round pipe fitting, a turnover shaft is jointly mounted in the round pipe fitting and the turnover sleeve, and a power driving structure is mounted in the turnover shaft. The turnover shaft is a hollow shaft, a driving shaft is rotationally connected in the turnover shaft in a sleeved mode, the two ends of the driving shaft extend and exceed one side of the round pipe fitting and one side of the turnover shaft respectively, and the exceeding parts of the two ends of the driving shaft are connecting splines used for being connected with an external transmission structure and guaranteeing power input and output. The turnover plow can be stably connected with a power output shaft of an agricultural machine so that power can be stably conveyed, meanwhile, stable power can be provided for operation of the turnover plow, the soil turning capacity of the turnover plow is effectively improved, and energy consumption is reduced.

Description

Technical Field

[0001] The invention relates to the technical field of agricultural machinery drive structures, and in particular to a turnover mechanism with a power drive structure. Background Art

[0002] The reversible plow in the prior art is used in conjunction with a tractor, and the lifting and reversing of the plow is controlled by a distributor.

[0003] At present, the reversible plow includes a suspension frame, a reversing oil cylinder, a non-return mechanism, a ground wheel mechanism, a plow frame and a plow body. The forward and reverse plow bodies on the plow frame are driven to make vertical reversal movements through the extension and contraction of the piston rod in the oil cylinder, and are alternately replaced to the working position; the ground wheel is a dual-purpose mechanism for adjusting the plowing depth. The suspension frame is connected to the working main machine, and the plow body is connected to the plow frame through the plow column. The plow frame is equipped with a ground wheel mechanism, which is characterized in that the cylinder body in the reversing oil cylinder is hinged with the cylinder seat connected to the plow frame, and there is a piston rod in the cylinder body that can make telescopic movements. The plow frame is fixed with a central shaft, and the rear end of the central shaft sleeve outside the central shaft is hinged with the piston rod, and the front end passes through and is fixed on the crossbeam of the suspension frame. The piston rod drives the central shaft to make a rotary movement in the central shaft sleeve by connecting with the oil cylinder seat and the plow frame.

[0004] In the prior art, the reversible plow does not utilize the power output of the agricultural machinery, resulting in poor soil turning and soil breaking effects, high energy consumption and low efficiency, so improvement is needed. Summary of the invention

[0005] The purpose of the present invention is to solve the shortcomings of the prior art and to propose a turnover mechanism with a power drive structure.

[0006] In order to achieve the above object, the present invention adopts the following technical solutions:

[0007] A turning mechanism with a power drive structure comprises a fixing frame, a round tube is welded at the lower end of the fixing frame, a turning sleeve is arranged at one end of the round tube, the turning sleeve can rotate relative to the round tube, a turning shaft is installed in the round tube and the turning sleeve, the turning shaft is a hollow shaft, a driving shaft is rotatably sleeved in the turning shaft, two ends of the driving shaft respectively extend and exceed one side of the round tube and the turning shaft, the exceeding parts at both ends of the driving shaft are connecting splines, which are used to connect to an external transmission structure to ensure power input and output;

[0008] A turning cylinder is arranged at the upper end of the fixing frame. The turning cylinder is connected to a connecting piece outside the turning sleeve through an axis and is used for driving the turning sleeve to rotate.

[0009] Preferably, square tubes are welded at both ends of the round tube and in a direction perpendicular to the fixing frame, adjusting nuts are welded on the upper parts of the two square tubes, and reinforcing plates are provided on both sides of the lower end of the fixing frame, and the reinforcing plates are welded to the square tube, the round tube and the fixing frame to strengthen and fix the square tube, the round tube and the fixing frame.

[0010] Preferably, a traction U-shaped groove is welded at the lower ends of the two square tubes for connecting an external traction component.

[0011] Preferably, the portion of the flip shaft inside the circular tube is conical, a second bearing is installed at the front end of the conical portion of the flip shaft, a third bearing is installed at the rear end of the conical portion of the flip shaft, sealing rings are provided at the outer ends of the second bearing and the third bearing, and the two ends of the flip shaft are fastened with fasteners respectively.

[0012] Preferably, first bearing members are installed at both ends of the driving shaft, and two first bearing members are installed at both ends of the flip shaft respectively.

[0013] Preferably, the flipping mechanism includes a top bracket fixed to the upper end of the fixed frame, the lower end of the top bracket is rotatably connected to a hydraulic cylinder, the hydraulic cylinder is located at the upper end of the flipping sleeve, and the piston rod of the hydraulic cylinder is rotatably connected to a connecting piece outside the flipping sleeve.

[0014] Preferably, a fixing seat for adjusting the level is welded at one end of the flip sleeve, and reinforcing pads are respectively welded on the upper and lower sides of the fixing seat, and the reinforcing pads are arranged corresponding to the adjusting nuts.

[0015] Preferably, a first connecting plate is installed at one end of the fixing seat, one end of the first connecting plate is fixedly connected to a screw mounting plate, the screw mounting plate is movably connected to a screw, and the screw is fixed to a second connecting plate.

[0016] Preferably, the connecting spline at the rear end of the drive shaft is connected to the external structure through a universal joint.

[0017] The beneficial effects of the present invention are:

[0018] 1. The present application provides a driving shaft in the flip shaft, which can be effectively connected to the external power shaft to receive the power of the external power shaft, and by providing a universal joint, the power can be stably transmitted, and at the same time, stable power can be provided for the subsequent operation of the flip plow, effectively improving the soil turning ability of the flip plow and reducing energy consumption;

[0019] 2. Through the functions of the fixing frame, square tube and traction U-shaped groove, it can be easily connected and fixed with agricultural machinery equipment, and at the same time, the relative position of the connecting spline and the agricultural machinery component can be effectively fixed, so that the connecting spline and the corresponding power shaft in the agricultural machinery component can be connected to realize the transmission of power;

[0020] 3. Through the action of the two first bearing components, the second bearing component and the third bearing component, it can be fully guaranteed that the turning shaft and the driving shaft can achieve stable rotation, realize the coaxial rotation of the turning shaft and the driving shaft, ensure that the power of the agricultural machinery can be stably transmitted to the tilling equipment connected to the agricultural machinery, and then effectively sealed by the sealing ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A structural diagram of a flipping mechanism with a power drive structure proposed by the present invention;

[0022] Figure 2 This is a rear view of a flipping mechanism with a power drive structure proposed by the present invention;

[0023] Figure 3 A cross-sectional view of a round tube member of a turning mechanism with a power driving structure proposed by the present invention;

[0024] Figure 4 This is a front view of a hydraulic cylinder of a turning mechanism with a power drive structure proposed by the present invention;

[0025] In the figure: 1 top bracket, 2 fixing frame, 3 connecting piece, 4 adjusting nut, 5 sealing ring, 6 square tube, 7 traction U-shaped groove, 8 connecting spline, 9 hydraulic cylinder, 10 first connecting plate, 11 fixing seat, 12 turning sleeve, 13 reinforcing plate, 14 round pipe, 15 turning shaft, 16 driving shaft, 17 first bearing member, 18 second bearing member, 19 reinforcing pad, 20 mounting plate, 21 lead screw, 22 second connecting plate, 23 third bearing member, 24 universal joint. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0027] Reference Figure 1-4 A flip mechanism with a power drive structure includes a fixed frame 2, characterized in that: a round tube 14 is welded at the lower end of the fixed frame 2, and a flip sleeve 12 is provided at one end of the round tube 14. The flip sleeve 12 can rotate relative to the round tube 14. A flip shaft 15 is installed in the round tube 14 and the flip sleeve 12. The flip shaft 15 is a hollow shaft. A driving shaft 16 is rotatably sleeved in the flip shaft 15. Both ends of the driving shaft 16 extend and exceed one side of the round tube 14 and the flip shaft 15 respectively. The exceeding parts at both ends of the driving shaft 16 are connecting splines 8, which are used to connect to an external transmission structure to ensure power input and output.

[0028] Reference Figure 1-4A turning cylinder is provided at the upper end of the fixing frame 2, and the turning cylinder is connected to the connecting member 3 outside the turning sleeve 12 through an axis, so as to drive the turning sleeve 12 to rotate.

[0029] Reference Figure 1-2 Square tubes 6 are welded at both ends of the round tube 14 and in a direction perpendicular to the fixing frame 2. Adjustment nuts 4 are welded on the upper parts of the two square tubes 6. Reinforcement plates 13 are respectively provided on both sides of the lower end of the fixing frame 2. The reinforcement plates 13 are welded to the square tube 6, the round tube 14 and the fixing frame 2 to strengthen and fix the square tube 6, the round tube 14 and the fixing frame 2. The firmness of the connection can be fully guaranteed by welding.

[0030] Reference Figure 1-2 The lower ends of the two square tubes 6 are welded with traction U-shaped grooves 7 for connecting external traction components, which can be effectively connected to agricultural machinery to drive the flipping components to operate.

[0031] Reference Figure 1-3 The part of the flip shaft 15 in the round tube 14 is tapered, and a second bearing member 18 is installed at the front end of the tapered part of the flip shaft 15, and a third bearing member 23 is installed at the rear end of the tapered part of the flip shaft 15. The second bearing member 18 and the third bearing member 23 can fully ensure that the flip shaft 15 can rotate stably. The outer ends of the second bearing member 18 and the third bearing member 23 are both provided with sealing rings 5. The two ends of the flip shaft 15 are fastened with fasteners respectively, and the sealing ring 5 can effectively seal to prevent impurities in the farmland from entering.

[0032] Reference Figure 1-3 First bearing members 17 are installed at both ends of the driving shaft 16. The two first bearing members 17 are respectively installed at the two ends of the flip shaft 15, which helps to fully ensure the stable rotation of the flip shaft 15 and fully ensure that the flip shaft 15 and the driving shaft 16 rotate coaxially.

[0033] Reference Figure 1 , 2 4. The flipping mechanism includes a top bracket 1 fixed to the upper end of the fixed frame 2. The lower end of the top bracket 1 is rotatably connected to a hydraulic cylinder 9. The hydraulic cylinder 9 is located at the upper end of a flipping sleeve 12. The piston rod of the hydraulic cylinder 9 is rotatably connected to a connecting piece 3 outside the flipping sleeve 12. The flipping sleeve 12 can be driven to rotate by the action of the hydraulic cylinder 9, so as to achieve the purpose of flipping the components fixed thereon.

[0034] Reference Figure 1 , 2A fixing seat 11 for adjusting the level is welded at one end of the flip sleeve 12, and reinforcing pads 19 are welded on the upper and lower sides of the fixing seat 11 respectively. The reinforcing pads 19 are arranged corresponding to the adjusting nut 4. During actual production and preparation, a screw member can also be threaded into the adjusting nut 4. The angle at which the fixing seat 11 can rotate can be limited by the interference between the reinforcing pad 19 and the screw member or the nut 4.

[0035] Reference Figure 1 , 2 A first connecting plate 10 is installed on one side of the fixed seat 11, one end of the first connecting plate 10 is fixedly connected to the mounting plate 20, the other end of the first connecting plate 10 is movably connected to the lead screw 21, a second connecting plate 22 is fixedly arranged on the mounting plate 20, and the second connecting plate 22 is movably connected to the other end of the lead screw 21. During actual production and preparation, the staff can adjust the angle between the first connecting plate 10 and the fixed seat 11 through the action of the lead screw 21 so as to adjust it as needed.

[0036] Reference Figure 1 , 2 The connecting spline 8 at the rear end of the driving shaft 16 is connected to the external structure through a universal joint 24, and can be connected to the flipping component in subsequent actual use to realize power transmission.

[0037] In the present invention, the protruding parts at both ends of the drive shaft 16 are connecting splines 8, which are used to connect to the external transmission structure to ensure power input and output. The connecting splines 8 are connected to the external structure through the universal joint 24, and can be connected to the flipping components in subsequent actual use to achieve power transmission. The piston rod of the hydraulic cylinder 9 is rotatably connected to the connecting piece 3 outside the flip sleeve 12. The flip sleeve 12 can be driven to rotate through the action of the hydraulic cylinder 9, so as to achieve the purpose of flipping the components fixed thereon. At the same time, the corresponding components can be installed on the first connecting plate 10, so as to be connected to the external structure through the connecting spline 8 at the rear end of the drive shaft 16 through the universal joint 24, and can be connected to the flipping components in subsequent actual use to achieve power transmission.

[0038] 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 according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A turning mechanism with a power drive structure, comprising a fixing frame (2), characterized in that: A round tube (14) is welded to the lower end of the fixing frame (2), and a flip sleeve (12) is provided at one end of the round tube (14). The flip sleeve (12) can rotate relative to the round tube (14). A flip shaft (15) is installed in the round tube (14) and the flip sleeve (12). The flip shaft (15) is a hollow shaft. A driving shaft (16) is rotatably sleeved in the flip shaft (15). The two ends of the driving shaft (16) extend and exceed one side of the round tube (14) and the flip shaft (15) respectively. The exceeding parts of the two ends of the driving shaft (16) are connecting splines (8) for connecting to an external transmission structure to ensure power input and output. A turning cylinder is provided at the upper end of the fixing frame (2), and the turning cylinder is connected to a connecting piece (3) outside the turning sleeve (12) via an axis, and is used to drive the turning sleeve (12) to rotate.

2. A turning mechanism with a power drive structure according to claim 1, characterized in that: Square tubes (6) are respectively welded at both ends of the round tube (14) and in a direction perpendicular to the fixing frame (2); adjusting nuts (4) are respectively welded to the upper parts of the two square tubes (6); reinforcing plates (13) are respectively provided on both sides of the lower end of the fixing frame (2); the reinforcing plates (13) are welded to the square tube (6), the round tube (14) and the fixing frame (2) and are used to reinforce and fix the square tube (6), the round tube (14) and the fixing frame (2).

3. According to the flipping mechanism with a power drive structure as described in claim 2, the lower ends of the two square tubes (6) are welded with traction U-shaped grooves (7) for connecting external traction components.

4. The turning mechanism with a power drive structure according to claim 1, characterized in that: The portion of the flip shaft (15) inside the circular tube (14) is tapered, a second bearing member (18) is mounted at the front end of the tapered portion of the flip shaft (15), a third bearing member (23) is mounted at the rear end of the tapered portion of the flip shaft (15), sealing rings (5) are provided at the outer ends of the second bearing member (18) and the third bearing member (23), and both ends of the flip shaft (15) are fastened by fasteners.

5. The turning mechanism with a power drive structure according to claim 4, characterized in that: Both ends of the driving shaft (16) are installed with first bearing components (17), and the two first bearing components (17) are respectively installed at the two ends of the turning shaft (15).

6. The turning mechanism with a power drive structure according to claim 1, characterized in that: The flip mechanism comprises a top bracket (1) fixed to the upper end of a fixed frame (2); the lower end of the top bracket (1) is rotatably connected to a hydraulic cylinder (9); the hydraulic cylinder (9) is located at the upper end of a flip sleeve (12); and the piston rod of the hydraulic cylinder (9) is rotatably connected to a connecting piece (3) outside the flip sleeve (12).

7. The turning mechanism with a power drive structure according to claim 2, characterized in that: A fixing seat (11) for adjusting the level is welded to one end of the flip sleeve (12), and reinforcing pads (19) are respectively welded to the upper and lower sides of the fixing seat (11), and the reinforcing pads (19) are arranged correspondingly to the adjusting nut (4).

8. The turning mechanism with a power drive structure according to claim 7, characterized in that: A first connecting plate (10) is installed at one end of the fixed seat (11); one end of the first connecting plate (10) is fixedly connected to a screw mounting plate (20); the screw mounting plate (20) is movably connected to a screw (21); and the screw (21) is fixed to a second connecting plate (22).

9. The turning mechanism with a power drive structure according to claim 1, characterized in that: The connecting spline (8) at the rear end of the driving shaft (16) is connected to the external structure via a universal joint (24).

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