Sugarcane feeding clamping device of sugarcane harvester header height self-adaptive test bed
By designing the sugarcane feeding clamping device for the height adaptive test bench of the sugarcane harvester harvester, the problem of insufficient or too deep cutting height in the prior art is solved, and the stable clamping of sugarcane in complex growth environments is achieved and the accuracy of test data is achieved.
Patent Information
- Application Number
- CN202421215514.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-30
- Publication Date
- 2025-03-11
- Estimated Expiration
- 2034-05-30
AI Technical Summary
The cutting mechanism of existing sugar cane harvesters cannot adaptively adjust the cutting height according to changes in the terrain height, which often faces the problems of insufficient cutting height or excessive cutting depth in field operations.
A sugarcane feeding and clamping device for the height adaptive test bench of the sugarcane harvester is designed, including a conveying device and a sugarcane fixing device. The conveying device simulates different harvesting speeds by adjusting the conveying speed, and the sugarcane fixing device simulates the inclination and lodging state of the sugarcane by adjusting the joints horizontally and adjusting the lodging angle.
The device can simulate different sugarcane growth states and field terrain, ensure stable clamping of sugarcane in complex growth environments, improve the accuracy of test data, and obtain more accurate test results by simulating different harvesting speeds and growth density.
Smart Images
Figure CN222583032U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of agricultural machinery test benches, in particular to a sugarcane feeding and clamping device of a sugarcane harvester cutting platform height self-adaptive test bench. Background Art
[0002] Sugarcane harvesters currently use a fixed-height cutting mechanism, which cannot adaptively adjust the cutting height according to changes in terrain height. Due to the undulating changes in field terrain, sugarcane harvesters often face the problem of insufficient cutting height or excessive cutting depth in actual operation. Therefore, the research on adaptive adjustment of the cutting table height is of great significance. To study the effect of the adaptive height of the sugarcane harvester cutting table, a large number of experiments are required. Field experiments consume a lot of resources and are affected by weather and other external factors. The test efficiency is low. Therefore, building an indoor sugarcane cutting test bench is an effective solution.
[0003] The design of the indoor sugarcane cutting test bench needs to consider the clamping of sugarcane and the elastic effect of soil on sugarcane. Sugarcane often tilts or falls over at different heights during its growth, and the traditional sugarcane clamping mechanism is difficult to cope with this complex growth state. Therefore, it is necessary to develop a clamping mechanism that can simulate different sugarcane growth states. Utility Model Content
[0004] The utility model proposes a sugarcane feeding clamping device of a sugarcane harvester cutting table height adaptive test bench, which has the ability to simulate the tilting or lodging state of sugarcane, so as to solve the problem that the existing sugarcane clamping mechanism cannot simulate different sugarcane growth states. In addition, the utility model sets the sugarcane fixing device on the conveying device, and can simulate different harvesting speeds by adjusting the conveying speed of the conveying device. The distance between adjacent sugarcane fixing components of the sugarcane fixing device is adjustable, that is, the front and rear spacing of the sugarcane can be adjusted, and the harvesting of sugarcane with different growth densities can be simulated.
[0005] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is:
[0006] A sugarcane feeding and clamping device of a sugarcane harvester cutting table height adaptive test bench comprises a conveying device, an earthwork supporting box is arranged on the conveying device, and a sugarcane fixing device is arranged in the earthwork supporting box; the sugarcane fixing device comprises a plurality of sugarcane fixing assemblies arranged at intervals along the length direction of the earthwork supporting box, the sugarcane fixing assembly comprises at least two sugarcane root fixing clamps arranged at intervals; the sugarcane root fixing clamp is provided with a horizontal direction adjustment joint and a lodging angle adjustment joint.
[0007] Furthermore, the conveying device includes a frame, a chain, a sprocket transmission shaft, a driving motor and a linear guide rail; the chain is installed on the frame, and sprocket transmission shafts are rotatably installed at both ends of the frame, and the sprocket transmission shaft is meshed with the chain through a sprocket; the driving motor is fixedly installed at one end of the frame and is transmission-connected to a sprocket transmission shaft; the top surface of the frame is provided with a linear guide rail with a slide, the slide is connected to the chain, and moves back and forth with the chain, and the earthwork support box is installed on the slide.
[0008] Furthermore, the conveying device also includes a protective cover plate arranged on the top surface of the frame, and the protective cover plate is arranged directly above the chain.
[0009] Furthermore, the number of the chains and linear guides is two each, the sprocket drive shaft is provided with two sprockets, and is respectively meshed and connected with the two chains through the two sprockets, and the two chains are respectively connected to the two slides; the protective cover plate is located between the two linear guides.
[0010] Furthermore, the sugarcane fixing assembly also includes a mounting base plate, which is connected to the inner bottom surface of the earthwork support box, and all sugarcane root fixing clamps of the same sugarcane fixing assembly are installed on the same mounting base plate.
[0011] Furthermore, the installation base plate is provided with a plurality of strip holes, the length direction of the strip holes is parallel to the length direction of the earthwork support box, fixing bolts are passed through the strip holes, and the fixing bolts are threadedly connected to the inner bottom surface of the earthwork support box.
[0012] Furthermore, the sugarcane root fixing clamp also includes a support plate and two clamping members; the bottom of the horizontal adjustment joint is connected to the mounting base plate, the support plate is connected to the top of the horizontal adjustment joint through the lodging angle adjustment joint, and the two clamping members are symmetrically arranged on the top surface of the support plate.
[0013] Furthermore, the clamping member includes an arc-shaped clamping plate, a force-bearing spring and a spring fixing rod; the spring fixing rod is vertically installed on the top surface of the support plate and is connected to the arc-shaped clamping plate through the force-bearing spring, and the arc-shaped clamping plate is movably arranged.
[0014] Furthermore, the horizontal adjustment joint includes an adjustment seat and a plurality of adjustment bolts. The adjustment seat is cylindrical and has a plurality of arc-shaped adjustment holes arranged around its axis. The plurality of adjustment bolts are respectively passed through the plurality of arc-shaped adjustment holes and are threadedly connected to the mounting base plate.
[0015] Furthermore, the lodging angle adjustment joint is a hinge, and its axis is arranged horizontally.
[0016] Due to the adoption of the above technical solution, the utility model has the following beneficial effects:
[0017] 1. The sugarcane fixing device of the utility model has a plurality of sugarcane root fixing clamps, and the sugarcane root fixing clamps are provided with horizontal adjustment joints and lodging angle adjustment joints, which can adjust the inclination and lodging angle of the sugarcane, simulate the actual growth state of the sugarcane, ensure that the sugarcane can be stably clamped in a complex growth environment, and improve the accuracy of the test data.
[0018] 2. The utility model arranges a plurality of sugarcane root fixing clamps in an earthwork support box. After the sugarcane is fixed by the sugarcane root fixing clamps, earthwork is filled in. The earthwork is used to simulate the undulating conditions of the sugarcane field ground, which can more accurately simulate the actual conditions of sugarcane planting, and thus obtain more accurate test data.
[0019] 3. The utility model installs the earthwork support box on the conveying device. By adjusting the conveying speed of the conveying device, different harvesting speeds can be simulated, which is closer to the actual field operation and ensures the reliability of the test results.
[0020] 4. The distance between adjacent sugarcane fixing components in the utility model is adjustable, that is, the distance between the front and rear sugarcane plants is adjustable, and the harvesting of sugarcane plants with different growth densities can be simulated. In addition, the sugarcane root fixing fixture adopts an arc clamping design, which can adapt to sugarcane plants with different plant diameters. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] Figure 1 This is a schematic diagram of the overall structure of the sugarcane feeding and clamping device proposed in the utility model;
[0022] Figure 2 This is a three-dimensional structural schematic diagram of a sugarcane fixing assembly proposed by the utility model;
[0023] Among them, the marks in the attached drawings are: 1-frame, 2-chain, 3-sprocket drive shaft, 4-drive motor, 5-protective cover, 6-linear guide, 7-earth support box, 8-sugarcane fixing assembly, 9-mounting base plate, 10-bar hole, 11-horizontal adjustment joint, 12-arc adjustment hole, 13-lodging angle adjustment joint, 14-support plate, 15-arc clamp, 16-force spring, 17-spring fixing rod. DETAILED DESCRIPTION
[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0025] Example
[0026] like Figure 1-2 As shown, a sugarcane feeding and clamping device of a sugarcane harvester cutting platform height self-adaptive test platform includes a conveying device, on which an earthwork support box 7 is arranged, and the sugarcane fixed in the earthwork support box 7 is conveyed to the cutting mechanism of the sugarcane harvester cutting platform height self-adaptive test platform by the conveying device to perform a sugarcane harvesting simulation test. By adjusting the conveying speed of the conveying device, different harvesting speeds can be simulated, which is closer to actual field operations and ensures the reliability of the test results.
[0027] The conveying device includes a frame 1, a chain 2, a sprocket drive shaft 3, a driving motor 4 and a linear guide 6. The chain 2 is mounted on the frame 1, and the sprocket drive shaft 3 is rotatably mounted at both ends of the frame 1, and the sprocket drive shaft 3 is meshed and connected with the chain 2 through a sprocket. The driving motor 4 is fixedly mounted at one end of the frame 1 and is transmission-connected with a sprocket drive shaft 3. A linear guide 6 with a slide is arranged on the top surface of the frame 1, and the slide is connected to the chain 2 and moves back and forth with the chain 2. The earthwork box 7 is mounted on the slide, and the linear guide 6 supports and guides the linear movement of the slide to ensure the stable transportation of the earthwork box 7. The conveying device also includes a protective cover plate 5 arranged on the top surface of the frame 1, and the protective cover plate 5 is arranged directly above the chain 2 to effectively protect the transmission mechanism from the influence of the external environment and prevent external debris from entering, thereby ensuring the safety and stability of the equipment operation.
[0028] The frame 1 is welded with Q235 steel, and the surface is treated with baking paint for rust prevention, which has good corrosion resistance. The frame 1 is fixed on the ground by multiple supporting feet. The driving motor 4 is a three-phase variable frequency motor, which is the power source of the conveying device. Its power is 1500W, and its working voltage is AC220V, 50Hz-60Hz. It can realize the speed regulation function of the conveying line with the gear reducer and variable frequency speed regulating motor.
[0029] There are two chains 2 and two linear guides 6. The sprocket drive shaft 3 is provided with two sprockets, and is respectively meshed and connected with the two chains 2 through the two sprockets. The two chains 2 are respectively connected to the two slides, and the protective cover plate 5 is located between the two linear guides 6. The chain 2 is made of 45# steel, which has high strength and wear resistance. The two groups of chains 2 adopt a coaxial structure and are connected to the slide, so that the sugarcane can be stably transported to the cutting area of the header.
[0030] A sugarcane fixing device is provided in the earthwork support box 7, and the sugarcane fixing device includes a plurality of sugarcane fixing components 8 arranged at intervals along the length direction of the earthwork support box 7. The sugarcane fixing component 8 includes a mounting base 9 and at least two sugarcane root fixing clamps arranged at intervals. In this embodiment, the sugarcane fixing device is provided with five sugarcane fixing components 8, each of which is provided with three sugarcane root fixing clamps, and there are 15 clamps in total, so as to achieve the fixing of multiple sugarcanes and ensure that a certain number of sugarcanes are tested.
[0031] The mounting base plate 9 is connected to the inner bottom surface of the earthwork support box 7, and all the sugarcane root fixing clamps of the same sugarcane fixing assembly 8 are installed on the same mounting base plate 9. The mounting base plate 9 is provided with a plurality of strip holes 10, the length direction of the strip holes 10 is parallel to the length direction of the earthwork support box 7, and fixing bolts are passed through the strip holes 10, and the fixing bolts are threadedly connected to the inner bottom surface of the earthwork support box 7. In this embodiment, the mounting base plate 9 is provided with four strip holes 10. By fixing the fixing bolts at different positions of the strip holes 10, the distance between the front and rear sugarcane plants can be adjusted steplessly. Preferably, the distance between the sugarcane plants can be adjusted as needed within the range of 150 mm to 300 mm to adapt to different planting densities.
[0032] The sugarcane root fixing fixture is provided with a horizontal direction adjustment joint 11 and a lodging angle adjustment joint 13, and also includes a support plate 14 and two clamping members. The bottom of the horizontal direction adjustment joint 11 is connected to the mounting base plate 9, the support plate 14 is connected to the top of the horizontal direction adjustment joint 11 through the lodging angle adjustment joint 13, and the two clamping members are symmetrically arranged on the top surface of the support plate 14.
[0033] The horizontal adjustment joint 11 includes an adjustment seat and a plurality of adjustment bolts. The adjustment seat is cylindrical and has a plurality of arc-shaped adjustment holes 12 arranged around its axis. The plurality of adjustment bolts are respectively provided with the plurality of arc-shaped adjustment holes 12 and are threadedly connected with the mounting base plate 9. In this embodiment, the adjustment seat has four arc-shaped adjustment holes 12. When horizontal adjustment is required, the adjustment bolts are first loosened, and then the adjustment seat is horizontally rotated to a suitable position, and then the adjustment bolts are tightened.
[0034] The lodging angle adjustment joint 13 is a hinge, whose axis is set horizontally. The hinge has a locking function to ensure the stability of the angle adjustment. The horizontal direction adjustment joint 11 can be adjusted 360° in the horizontal direction, and the lodging angle adjustment joint 13 can be adjusted in the vertical direction ±90°. The combination of the two can cover the full angle adjustment in space to achieve the simulation of various lodging states of sugarcane.
[0035] The clamping member includes an arc-shaped clamping plate 15, a force spring 16 and a spring fixing rod 17. The spring fixing rod 17 is vertically mounted on the top surface of the support plate 14 and is connected to the arc-shaped clamping plate 15 through the force spring 16, and the arc-shaped clamping plate 15 is movably arranged. Each clamping member has two spring fixing rods 17, and each spring fixing rod 17 is connected to the arc-shaped clamping plate 15 through two force springs 16. The two clamping members adopt an arc clamping adjustable design, so that the sugarcane root fixing clamp can adapt to sugarcanes of different stems, can firmly clamp the root of the sugarcane end, simulate the state of the sugarcane root in the soil, and ensure the stability of the clamping. The elastic force generated by the compression of the force spring 16 is used as the clamping force required to clamp the sugarcane and provide stability support.
[0036] The utility model arranges a plurality of sugarcane root fixing clamps in an earthwork support box 7, fixes the sugarcane by the sugarcane root fixing clamps, and then fills the earthwork to simulate the undulating conditions of the sugarcane field ground, which can more accurately simulate the actual conditions of sugarcane planting, and thus obtain more accurate test data.
[0037] The sugarcane fixing device of the utility model has a plurality of sugarcane root fixing clamps, and the sugarcane root fixing clamps are provided with a horizontal direction adjustment joint 11 and a lodging angle adjustment joint 13, which can adjust the inclination and lodging angle of the sugarcane, simulate the actual growth state of the sugarcane, ensure that the sugarcane can be stably clamped in a complex growth environment, and improve the accuracy of the test data.
[0038] The above description is a detailed description of the preferred feasible embodiment of the utility model, but the embodiment is not used to limit the scope of the patent application of the utility model. All equivalent changes or modified changes completed under the technical spirit suggested by the utility model should fall within the patent scope covered by the utility model.
Claims
1. A sugarcane feeding and clamping device of a sugarcane harvester cutting platform height adaptive test bench, comprising a conveying device, characterized in that: The conveying device is provided with an earthwork supporting box, and a sugarcane fixing device is provided in the earthwork supporting box; the sugarcane fixing device comprises a plurality of sugarcane fixing components arranged at intervals along the length direction of the earthwork supporting box, and the sugarcane fixing components comprises at least two sugarcane root fixing clamps arranged at intervals; the sugarcane root fixing clamps are provided with a horizontal direction adjustment joint and a lodging angle adjustment joint.
2. The sugarcane feeding and clamping device of the sugarcane harvester header height adaptive test bench according to claim 1 is characterized in that: The conveying device includes a frame, a chain, a sprocket transmission shaft, a driving motor and a linear guide rail; the chain is installed on the frame, and sprocket transmission shafts are rotatably installed at both ends of the frame, and the sprocket transmission shaft is meshed and connected with the chain through a sprocket; the driving motor is fixedly installed at one end of the frame and is transmission-connected to a sprocket transmission shaft; the top surface of the frame is provided with a linear guide rail with a slide, the slide is connected to the chain, and moves back and forth with the chain, and the earthwork support box is installed on the slide.
3. The sugarcane feeding and clamping device of the sugarcane harvester header height adaptive test bench according to claim 2 is characterized by: The conveying device also includes a protective cover plate arranged on the top surface of the frame, and the protective cover plate is arranged directly above the chain.
4. The sugarcane feeding and clamping device of the sugarcane harvester header height adaptive test bench according to claim 3 is characterized by: The number of the chains and linear guides is two each. The sprocket drive shaft is provided with two sprockets, and is respectively meshed and connected with the two chains through the two sprockets. The two chains are respectively connected to the two slides. The protective cover plate is located between the two linear guides.
5. The sugarcane feeding and clamping device of the sugarcane harvester header height adaptive test bench according to claim 1 is characterized in that: The sugarcane fixing assembly also includes a mounting base plate, which is connected to the inner bottom surface of the earthwork support box, and all sugarcane root fixing clamps of the same sugarcane fixing assembly are mounted on the same mounting base plate.
6. The sugarcane feeding and clamping device of the sugarcane harvester header height adaptive test bench according to claim 5 is characterized by: The installation base plate is provided with a plurality of strip holes, the length direction of the strip holes is parallel to the length direction of the earthwork support box, fixing bolts are passed through the strip holes, and the fixing bolts are threadedly connected to the inner bottom surface of the earthwork support box.
7. The sugarcane feeding and clamping device of the sugarcane harvester header height adaptive test bench according to claim 6 is characterized by: The sugarcane root fixing fixture also includes a support plate and two clamping members; the bottom of the horizontal adjustment joint is connected to the mounting base plate, the support plate is connected to the top of the horizontal adjustment joint through the lodging angle adjustment joint, and the two clamping members are symmetrically arranged on the top surface of the support plate.
8. The sugarcane feeding and clamping device of the sugarcane harvester header height adaptive test bench according to claim 7 is characterized in that: The clamping member comprises an arc-shaped clamping plate, a force-bearing spring and a spring fixing rod; the spring fixing rod is vertically installed on the top surface of the support plate and is connected to the arc-shaped clamping plate through the force-bearing spring, and the arc-shaped clamping plate is movably arranged.
9. The sugarcane feeding and clamping device of the sugarcane harvester header height adaptive test bench according to claim 8, characterized in that: The horizontal adjustment joint includes an adjustment seat and a plurality of adjustment bolts. The adjustment seat is cylindrical and has a plurality of arc-shaped adjustment holes arranged around its axis. The plurality of adjustment bolts are respectively passed through the plurality of arc-shaped adjustment holes and are threadedly connected to the mounting base plate.
10. The sugarcane feeding and clamping device of the sugarcane harvester header height adaptive test bench according to claim 9, characterized in that: The lodging angle adjustment joint is a hinge, and its axis is arranged horizontally.