Automatic lifting and self-unloading integrated device for orchard operation platform

Abstract

The utility model relates to the field of agricultural mechanical equipment, in particular to an automatic lifting and self-unloading integrated device for an orchard working platform, which comprises a bottom frame, a lifting and overturning driving component, a fixed guide rail and an adjusting track, the adjusting block is provided with a movable guide rail, and when the adjusting block moves on the adjusting rail, the movable guide rail is in butt joint with or separated from the fixed guide rail; the scissor-fork type platform is provided with a hinge part, a supporting part and a sliding connection part, the hinge part is hinged to the bottom frame, the supporting part is connected with the lifting turnover driving assembly, and the sliding connection part is in sliding connection with the fixed guide rail and the movable guide rail. According to the automatic lifting and self-discharging integrated device for the orchard working platform, the operation difficulty and labor intensity of the orchard working platform are reduced, the working efficiency is improved, the automation degree is high, the lifting function and the overturning and self-discharging function of the platform can be rapidly switched, and the discharging precision is high.

Description

Technical Field

[0001] The utility model relates to the field of agricultural machinery and equipment, in particular to an automatic lifting and self-unloading integrated device for an orchard operating platform. Background Art

[0002] my country is the world's largest producer and consumer of fruit. As the problem of rural labor shortage becomes increasingly prominent, the proportion of labor costs in orchards to total costs remains high. When working in an orchard, the working position needs to be changed frequently, sometimes high and sometimes low. Orchard operating platforms often need to carry materials and need to be frequently loaded and unloaded. Ordinary orchard operating platforms are difficult to meet the lifting and self-unloading requirements at the same time. The operating platform with lifting and self-unloading functions can refer to the utility model patent with the opening number CN211090546U, which is named a self-propelled orchard multifunctional electric operating platform. It mentions a limiting component and operation method, which can manually realize the switching of the lifting and self-unloading movement of the operating platform. The operating platform adopts a swing rod type, which acts on the connecting rod position of the two scissor arms, so that the connecting rod slides hard relative to the limiting hook claw, with large friction and stress, and has high requirements on the strength of the connecting rod. In addition, the limiting mechanism is unreliable in limiting the swing rod, which is easy to loosen during the operation of the whole machine. In addition, the swing rod of the limiting mechanism needs manual operation, and the degree of automation is low. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide an automatic lifting and self-unloading integrated device for an orchard operating platform to improve the picking operation efficiency and unloading accuracy.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: an automatic lifting and self-unloading integrated device for an orchard operating platform, comprising:

[0005] The chassis is provided with a lifting and flipping drive assembly, a fixed guide rail and an adjusting rail;

[0006] The adjusting block is provided with a movable guide rail, the fixed guide rail and the movable guide rail are arranged along an axis, the adjusting rail is parallel to the axis, and when the adjusting block moves on the adjusting rail, the movable guide rail is docked with or separated from the fixed guide rail;

[0007] The scissor-type platform is provided with an articulated portion, a supporting portion and a sliding connecting portion, wherein the articulated portion is articulated with the base frame, the supporting portion is connected with the lifting and flipping driving assembly, and the sliding connecting portion is slidably connected with the fixed guide rail and the movable guide rail;

[0008] The electric push rod is arranged on the base frame and connected with the adjusting block.

[0009] Furthermore, the lifting and flipping driving assembly includes an electric cylinder, and two ends of the electric cylinder are respectively hinged to the base frame and the supporting part.

[0010] Furthermore, a pulley is provided at the sliding connection portion of the scissor-type platform, and the pulley is slidably connected to the fixed guide rail and the movable guide rail.

[0011] Furthermore, it also includes a cross bar, and the electric push rod is connected to the adjustment block via the cross bar.

[0012] Furthermore, the adjusting block is provided with a sliding sleeve which is slidably connected with the adjusting rail.

[0013] Furthermore, the scissor-type platform includes a platform bracket, an outer scissor arm and an inner scissor arm, the platform bracket is hinged to one end of the outer scissor arm, one end of the inner scissor arm is slidably connected to the platform bracket, the outer scissor arm and the inner scissor arm are hinged in the middle, the hinged portion is arranged at the other end of the inner scissor arm, the supporting portion is arranged on the inner scissor arm, and the sliding connection portion is arranged on the outer scissor arm.

[0014] Furthermore, a connecting rod is provided on the support portion of the inner scissor arm, and an ear block connected to the lifting and flipping drive assembly is provided on the connecting rod.

[0015] The beneficial effects of the utility model are: an automatic lifting and self-unloading integrated device for an orchard operation platform, the self-unloading integrated device includes a chassis, a lifting and flipping drive assembly, an adjustment block and a scissor-type platform, the adjustment block, the lifting and flipping drive assembly and the scissor-type platform are all arranged on the chassis, when used to realize the lifting function, the adjustment block is moved along the adjustment track, so that the movable guide rail on the adjustment block is docked with the fixed guide rail on the chassis, and at the same time, the initial position of the sliding connection part of the scissor-type platform is included in the adjustment track, and then the sliding connection part of the scissor-type platform is moved from the movable guide rail to the fixed guide rail under the drive of the lifting and flipping drive assembly, and the lifting height is changed by moving in the fixed guide rail. The lifting operation and the self-unloading operation are independent of each other. When the self-unloading function is required, the adjustment block is moved in the opposite direction along the adjustment track, so that the movable guide rail on the adjustment block is separated from the fixed guide rail on the chassis to generate a gap, and at the same time, the initial position of the sliding connection part of the scissor-type platform is located at this gap. Under the drive of the lifting and flipping drive assembly, the sliding connection part of the scissor-type platform is disengaged from the gap, and the scissor-type platform performs a circular motion with the hinge part as a circle under the support of the lifting and flipping drive assembly, generating a certain angle of flipping, thereby realizing the self-unloading operation of the scissor-type platform. . The automatic lifting and self-unloading integrated device for the orchard operation platform provided by the utility model reduces the operating difficulty and labor intensity of the orchard operation platform, improves the operation efficiency, can quickly switch the platform lifting and flipping self-unloading functions, has high unloading accuracy, improves the automation level of the orchard operation platform, and improves the orchard management efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural diagram of an automatic lifting and unloading integrated device for an orchard operating platform;

[0017] Figure 2It is a structural schematic diagram of the scissor-type platform;

[0018] Figure 3 It is a structural schematic diagram of the electric push rod;

[0019] Figure 4 This is the control flow chart of the automatic lifting and unloading device of the orchard operating platform;

[0020] Description of labels:

[0021] 1. Base frame; 11. Lifting and flipping drive assembly; 111. Electric cylinder; 12. Fixed guide rail; 13. Adjustment rail; 14. Electric push rod; 2. Adjustment block; 21. Movable guide rail; 22. Sliding sleeve; 23. Cross bar; 3. Scissor-type platform; 31. Articulated part; 32. Support part; 33. Sliding connection part; 331. Pulley; 34. Platform bracket; 35. External scissor arm; 36. Internal scissor arm; 361. Connecting rod; 362. Ear block. DETAILED DESCRIPTION

[0022] In order to explain the technical content, achieved objectives and effects of the present invention in detail, the following is an explanation in conjunction with the implementation modes and the accompanying drawings.

[0023] The utility model provides an automatic lifting and self-unloading integrated device for an orchard operating platform, which is used in orchard operating equipment where the operating platform needs to be lifted, turned over and self-unloaded.

[0024] Please refer to Figures 1 to 4 As shown, the utility model is an orchard operation platform automatic lifting and unloading integrated device, comprising:

[0025] The base frame 1 is provided with a lifting and flipping driving assembly 11, a fixed guide rail 12 and an adjustment rail 13;

[0026] The adjusting block 2 is provided with a movable guide rail 21. When the adjusting block 2 moves on the adjusting track 13, the movable guide rail 21 is docked with or separated from the fixed guide rail 12;

[0027] The scissor-type platform 3 is provided with an articulated portion 31 , a supporting portion 32 and a sliding connection portion 33 . The articulated portion 31 is articulated to the base frame 1 , the supporting portion 32 is connected to the lifting and flipping driving assembly 11 , and the sliding connection portion 33 is slidably connected to the fixed guide rail 12 and the movable guide rail 21 .

[0028] From the above description, it can be seen that the beneficial effects of the utility model are: an automatic lifting and self-unloading integrated device for an orchard work platform, the self-unloading integrated device comprises a base frame 1, a lifting and flipping drive assembly, an adjustment block 2 and a scissor-type platform 3, the adjustment block 2, the lifting and flipping drive assembly and the scissor-type platform 3 are all arranged on the base frame 1, when used to realize the lifting function, the adjustment block 2 is moved along the adjustment track 13, so that the movable guide rail 21 on the adjustment block 2 is docked with the fixed guide rail 12 on the base frame 1, and at the same time, the initial position of the sliding connection part of the scissor-type platform is included in the adjustment track, and then the scissor-type platform 3 is driven by the lifting and flipping drive assembly 11, and its sliding connection part 33 moves from the movable guide rail 2 1 is moved into the fixed guide rail 12, and the lifting height is changed by moving in the fixed guide rail 12. When the self-unloading function is required, the adjusting block 2 is moved in the opposite direction along the adjusting track 13, so that the movable guide rail 21 on the adjusting block 2 is separated from the fixed guide rail 12 on the base frame 1 to generate a gap, and at the same time, the initial position of the sliding connection part of the scissor-type platform is located at this gap. Under the drive of the lifting and flipping driving component 11, the sliding connection part 33 of the scissor-type platform 3 is disengaged from the gap. Under the support of the lifting and flipping driving component 11, the scissor-type platform 3 performs a circular motion with the hinge part 31 as a circle, and generates a certain angle of flipping, thereby realizing the self-unloading operation of the scissor-type platform 3. The automatic lifting and self-unloading integrated device for an orchard operating platform provided by the utility model reduces the operating difficulty and labor intensity of the orchard operating platform, improves the operating efficiency, has a high degree of automation, can quickly switch the platform lifting and flipping self-unloading functions, and has high unloading accuracy.

[0029] In an optional embodiment, the fixed guide rail 12 and the movable guide rail 21 are arranged along an axis, and the adjustment track 13 is parallel to the axis.

[0030] It can be seen from the above description that the adjustment rail 13 is used to constrain and guide the adjustment block 2 to ensure the coaxial docking accuracy between the movable guide rail 21 on the adjustment block 2 and the fixed guide rail 12 .

[0031] In an optional embodiment, the lifting and flipping driving assembly 11 includes an electric cylinder 111 , and two ends of the electric cylinder 111 are hinged to the base frame 1 and the supporting portion 32 respectively.

[0032] It can be seen from the above description that the electric cylinder 111 provides power for the lifting and lowering movement and the self-unloading movement of the scissor-type platform 3.

[0033] In an optional embodiment, a pulley 331 is provided at the sliding connection portion 33 of the scissor-type platform 3 , and the pulley 331 is slidingly connected to the fixed guide rail 12 and the movable guide rail 21 .

[0034] It can be seen from the above description that the scissor-type platform 3 can slide smoothly on the fixed guide rail 12 and the movable guide rail 21 through the pulley 331.

[0035] In an optional embodiment, an electric push rod 14 is further included. The electric push rod 14 is arranged on the base frame 1 and connected to the adjustment block 2 .

[0036] From the above description, it can be known that the function of the electric push rod 14 is to control the movement of the adjustment block 2, so as to accurately control the relative position of the movable guide rail 21 and the fixed guide rail 12, and then realize the switching between the lifting and unloading states.

[0037] In an optional embodiment, a cross bar 23 is further included, and the electric push rod 14 is connected to the adjustment block 2 via the cross bar 23 .

[0038] From the above description, it can be seen that the function of the cross bar 23 is to connect the electric push rod 14 and the adjustment block 2. When there are more than two adjustment blocks 2, the cross bar 23 is connected to all the adjustment blocks 2 to ensure synchronous adjustment of the adjustment blocks 2.

[0039] In an optional embodiment, the adjusting block 2 is provided with a sliding sleeve 22 slidably connected to the adjusting rail 13 .

[0040] It can be seen from the above description that the sliding sleeve 22 is used to cooperate with the adjusting rail 13 to ensure the linear motion accuracy of the adjusting block 2.

[0041] In an optional embodiment, the scissor-type platform 3 includes a platform bracket 34, an outer scissor arm 35 and an inner scissor arm 36, the platform bracket 34 is hinged to one end of the outer scissor arm 35, one end of the inner scissor arm 36 is slidably connected to the platform bracket 34, the outer scissor arm 35 and the middle part of the inner scissor arm 36 are hinged, the hinge part 31 is arranged at the other end of the inner scissor arm 36, the support part 32 is arranged on the inner scissor arm 36, and the sliding connection part 33 is arranged on the outer scissor arm 35.

[0042] From the above description, it can be seen that the platform bracket 34 is the end structure of the lifting movement and the self-unloading movement, and is used to carry personnel or materials. The platform bracket 34 is hinged to the base frame 1 through the inner scissor arm 36, and the lifting and flipping are realized through the outer scissor arm 35.

[0043] In an optional embodiment, the inner scissor arm 36 is provided with a connecting rod 361 at the support portion 32 , and the connecting rod 361 is provided with an ear block 362 connected to the lifting and flipping drive assembly 11 .

[0044] It can be seen from the above description that the connecting rod 361 plays a supporting and connecting role, and the connecting rod 361 is hinged to the lifting and flipping driving assembly 11 through the ear block 362.

[0045] The working principle of the utility model is: during the lifting operation, the sliding connection part is located in the initial position, the adjustment block 2 moves along the adjustment track 13, the movable guide rail 21 is close to the fixed guide rail 12 and is connected with the fixed guide rail 12 to form a continuous long guide rail, the lifting and flipping drive component 11 lifts the support part 32, the sliding connection part 33 rolls along the movable guide rail 21 from the initial position into the fixed guide rail 12 and makes a linear motion, so that the scissor-type platform 3 is raised, and the lifting height is controlled by the servo electric cylinder; during the self-unloading operation, the sliding connection part is located in the initial position, the adjustment block 2 moves along the adjustment track 13, the movable guide rail 21 is separated from the fixed guide rail 12, the lifting and flipping drive component 11 lifts the support part, the sliding connection part 33 is disengaged from the gap between the movable guide rail 21 and the fixed guide rail 12 from the initial position, the scissor-type platform 3 makes a circular motion with the hinge part 31 as the center, and the self-unloading angle is controlled by the servo electric cylinder.

[0046] Please refer to Figures 1 to 4 As shown, the first embodiment of the utility model is: an automatic lifting and unloading integrated device for an orchard operating platform, comprising:

[0047] The base frame 1 is provided with a lifting and flipping driving assembly 11, a fixed guide rail 12 and an adjusting rail 13, and the cross-sectional shape of the adjusting rail 13 is a rectangle;

[0048] The adjusting block 2 is provided with a movable guide rail 21. The cross-sectional shapes of the fixed guide rail 12 and the movable guide rail 21 are both U-shaped. When the adjusting block 2 moves on the adjusting track 13, the movable guide rail 21 is docked with or separated from the fixed guide rail 12;

[0049] The movable guide rail 21, the fixed guide rail 12 and the adjustment rail 13 are all arranged in two groups parallel to each other;

[0050] The scissor-type platform 3 is provided with an articulated portion 31 , a supporting portion 32 and a sliding connection portion 33 . The articulated portion 31 is articulated to the base frame 1 , the supporting portion 32 is connected to the lifting and flipping driving assembly 11 , and the sliding connection portion 33 is slidably connected to the fixed guide rail 12 and the movable guide rail 21 .

[0051] The fixed guide rail 12 and the movable guide rail 21 are arranged along an axis, and the adjustment rail 13 is parallel to the axis. The lifting and flipping drive assembly 11 includes an electric cylinder 111, and the number of the electric cylinders 111 is two. The two ends of the electric cylinder 111 are respectively hinged to the base frame 1 and the support part 32. The scissor-type platform 3 is provided with a pulley 331 at the sliding connection part 33, and the pulley 331 is slidably connected to the fixed guide rail 12 and the movable guide rail 21. It also includes an electric push rod 14, which is horizontally arranged in the middle of the base frame 1, and the electric push rod is parallel to the fixed guide rail 12, the adjustment rail 13 and the movable guide rail 21, and the electric push rod 14 is connected to the adjustment block 2. It also includes a cross bar 23, and the electric push rod 14 is connected to the middle of the cross bar 23, and the two ends of the cross bar 23 are each connected to an adjustment block 2. The adjustment block 2 is provided with a sliding sleeve 22 that is slidably connected to the adjustment rail 13, and the sliding sleeve 22 is provided with a rectangular hole adapted to the adjustment rail 13. The scissor-type platform 3 includes a platform bracket 34, an outer scissor arm 35 and an inner scissor arm 36. The platform bracket 34 is hinged to one end of the outer scissor arm 35, one end of the inner scissor arm 36 is slidably connected to the platform bracket 34, the outer scissor arm 35 and the middle part of the inner scissor arm 36 are hinged, the hinge part 31 is arranged at the other end of the inner scissor arm 36, the support part 32 is arranged on the inner scissor arm 36, and the sliding connection part 33 is arranged on the outer scissor arm 35. The inner scissor arm 36 is provided with a connecting rod 361 at the supporting part 32, and the connecting rod 361 is provided with an ear block 362 connected to the lifting and flipping drive assembly 11.

[0052] When the lifting function needs to be realized, the system detects the state of the electric push rod 14 and reverses the power supply. The electric push rod 14 is compressed, driving the cross bar 23 to move, and the movable guide rail 21 is constantly approaching the fixed guide rail 12, and finally the movable guide rail 21 is connected with the fixed guide rail 12 to form a continuous long guide rail. The travel switch of the minimum limit size in the electric push rod 14 is triggered, and the electric push rod 14 is powered off and self-locked. At this time, the roller is in the starting position, located in the movable guide rail 21. The electric cylinder 111 is energized in the positive phase and extends, driving the roller to roll along the movable guide rail 21 into the fixed guide rail 12 and make a linear motion, the scissor-type platform 3 is longitudinally extended, and the platform bracket 34 is raised to a certain height. The electric cylinder 111 is powered off and self-locked, and the lifting action is completed.

[0053] When the self-unloading function needs to be realized, the system detects the state of the electric push rod 14 and energizes it in the positive phase. The electric push rod 14 extends, driving the cross bar 23 to move, and the movable guide rail 21 continues to move away from the fixed guide rail 12. Finally, the travel switch of the maximum limit size in the electric push rod 14 is triggered, and the electric push rod 14 is powered off and self-locked. The roller moves to the starting position located in the gap between the movable guide rail 21 and the fixed guide rail 12. The electric cylinder 111 is energized in the positive phase and extends, and the roller falls out of the gap between the movable guide rail 21 and the fixed guide rail 12, and moves in a circle with the hinge of the scissor structure as the center, driving the platform bracket 34 to flip a certain angle, and the electric cylinder 111 is powered off and self-locked, and the self-unloading action is completed.

[0054] In summary, the utility model provides an automatic lifting and self-unloading integrated device for an orchard operating platform, and the self-unloading integrated device comprises a chassis, a lifting and flipping driving assembly, an adjusting block and a scissor-type platform. The adjusting block, the lifting and flipping driving assembly and the scissor-type platform are all arranged on the chassis. When used to realize the lifting function, the adjusting block is moved along the adjusting track so that the movable guide rail on the adjusting block is docked with the fixed guide rail on the chassis, and at the same time, the initial position of the sliding connection part of the scissor-type platform is contained in the adjusting track. Then, the sliding connection part of the scissor-type platform is moved from the movable guide rail to the fixed guide rail on the chassis under the drive of the lifting and flipping driving assembly. In the fixed guide rail, the lifting height is changed by moving in the fixed guide rail. When the self-unloading function needs to be realized, the adjustment block is moved in the opposite direction along the adjustment track, so that the movable guide rail on the adjustment block is separated from the fixed guide rail on the chassis to produce a gap, and at the same time, the initial position of the sliding connection part of the scissor-type platform is located in this gap. Under the drive of the lifting and flipping drive assembly, the sliding connection part of the scissor-type platform is disengaged from the gap. Under the support of the lifting and flipping drive assembly, the scissor-type platform performs a circular motion with the hinge part as a circle, and produces a certain angle of flipping, thereby realizing the self-unloading operation of the scissor-type platform. The automatic lifting and self-unloading integrated device for the orchard operation platform provided by the utility model adopts a connecting rod slider mechanism to perform linear motion to limit the roller of the scissor arm. The connecting rod between the scissor arms only plays a connecting role, with small friction, optimized force conditions, low requirements on the strength of the connecting rod, and reduced costs. The self-locking of the limit mechanism is realized by utilizing the self-locking property of the electric push rod ball screw structure, which is more reliable. The electric push rod is used to realize the limit function, with a high degree of automation, which reduces the operating difficulty and labor intensity of the orchard operating platform, improves the operating efficiency, has a high degree of automation, can quickly switch the platform lifting and flipping self-unloading functions, and has high unloading accuracy.

[0055] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent transformations made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in the relevant technical field, are also included in the patent protection scope of the present invention.

Claims

1. An automatic lifting and unloading integrated device for an orchard operating platform, characterized in that: include: The chassis is provided with a lifting and flipping drive assembly, a fixed guide rail and an adjusting rail; The adjusting block is provided with a movable guide rail, the fixed guide rail and the movable guide rail are arranged along an axis, the adjusting rail is parallel to the axis, and when the adjusting block moves on the adjusting rail, the movable guide rail is docked with or separated from the fixed guide rail; The scissor-type platform is provided with an articulated portion, a supporting portion and a sliding connecting portion, wherein the articulated portion is articulated with the base frame, the supporting portion is connected with the lifting and flipping driving assembly, and the sliding connecting portion is slidably connected with the fixed guide rail and the movable guide rail; The electric push rod is arranged on the base frame and connected with the adjusting block.

2. The automatic lifting and unloading integrated device for orchard operation platform according to claim 1 is characterized in that: The lifting and flipping driving assembly comprises an electric cylinder, and two ends of the electric cylinder are respectively hinged to the base frame and the supporting part.

3. The automatic lifting and unloading integrated device for orchard operation platform according to claim 1 is characterized in that: The scissor-type platform is provided with a pulley at the sliding connection part, and the pulley is slidably connected with the fixed guide rail and the movable guide rail.

4. The automatic lifting and unloading integrated device for orchard working platform according to claim 1 is characterized in that: It also includes a cross bar, through which the electric push rod is connected with the adjustment block.

5. The automatic lifting and unloading integrated device for orchard working platform according to claim 1 is characterized in that: The adjusting block is provided with a sliding sleeve which is slidably connected with the adjusting track.

6. The automatic lifting and unloading integrated device for orchard operation platform according to claim 1 is characterized in that: The scissor-type platform includes a platform bracket, an outer scissor arm and an inner scissor arm. The platform bracket is hinged to one end of the outer scissor arm, one end of the inner scissor arm is slidably connected to the platform bracket, the outer scissor arm and the middle part of the inner scissor arm are hinged, the hinged part is arranged at the other end of the inner scissor arm, the supporting part is arranged on the inner scissor arm, and the sliding connection part is arranged on the outer scissor arm.

7. The automatic lifting and unloading integrated device for orchard operation platform according to claim 6 is characterized in that: The inner scissor arm is provided with a connecting rod at the supporting part, and the connecting rod is provided with an ear block connected with the lifting and flipping driving assembly.

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