Self-propelled harvesting device for silage corn

Abstract

The invention belongs to the technical field of agricultural machinery, and discloses a self-propelled silage corn harvesting device which comprises a device body, a collecting box, transmission rollers and power rollers, the rear side of the device body is fixedly connected with the collecting box, and the transmission rollers are symmetrically mounted on the left side and the right side of the device body; the power rollers are symmetrically installed on the left side and the right side of the collecting box, a standing pedal is fixed to the rear side end of the collecting box through bolts, a handrail is fixed to the top end of the collecting box, and a feeding mechanism is arranged at the front end of the device body. According to the self-propelled harvesting device for silage corn, silage corn stalks can be guided and fed more effectively by arranging the feeding mechanism, the roots of the lower ends of the corn stalks are cut off synchronously in the feeding process, operation is easy, the corn stalks are further cut and smashed in the backward conveying process in cooperation with the straw conveying mechanism, and the corn stalks can be harvested more effectively. The operation efficiency is high, the feeding mechanism is in linkage with the straw conveying mechanism, power source arrangement is reduced, and the cost and the failure rate are reduced.

Description

Technical Field

[0001] The invention relates to the technical field of agricultural machinery, in particular to a self-propelled harvesting device for silage corn. Background Art

[0002] When planting silage corn, good weather conditions should be considered during harvesting to facilitate silage. Harvesting equipment will be used to improve efficiency when harvesting silage corn.

[0003] However, there are still some problems when using the existing silage corn harvesting device: There is a silage corn harvesting device for corn harvesting, such as the Chinese patent application number CN201811649676.8. The present invention comprises a first-stage header and a second-stage header connected to each other, wherein the first-stage header is provided with a cutter group, a feeding roller, a primary crusher and a feeding auger connected in sequence, wherein the second-stage header is provided with a secondary crusher, wherein the feeding auger and the secondary crusher are connected via a material-discharging roller, wherein the cutter group is composed of a cutter drive roller and a cutter circumferentially fixed on the cutter drive roller, wherein the cutter is fixed on the cutter drive roller via a cutter support seat, and wherein the material-discharging roller is composed of a feeding drive roller and a feeding paddle circumferentially fixed on the feeding drive roller; The existing silage corn harvesting device can normally cut and recycle corn stalks when in use, but the existing equipment uses a crusher to crush the corn stalks when harvesting corn stalks, but it is difficult to ensure the uniformity of the crushing of the corn stalks and the thoroughness of the crushing of the corn stalks, and it is easy to have a larger stalk diameter; Existing silage corn harvesting equipment uses multiple groups of transversely arranged rotating shaft rollers to transport corn stalks, but this structure has poor conveying effect and poor conveying reliability of corn stalks. It is easy to get stuck due to the deviation and fall of corn stalks, which is easy to cause failure.

[0004] In view of the above problems, an innovative design was carried out based on the original self-propelled silage corn harvesting device. Summary of the invention

[0005] The object of the present invention is to provide a self-propelled silage corn harvesting device to solve the problem mentioned in the above background technology that the existing corn harvesting device is difficult to ensure the uniformity and thoroughness of crushing when harvesting corn stalks and crushing them, and is prone to larger stalk diameters.

[0006] To achieve the above object, the present invention provides the following technical solution: a self-propelled silage corn harvesting device, comprising a device body, a collecting box, a transmission roller and a power roller: The rear side of the device body is fixedly connected to the collection box, and the transmission rollers are symmetrically installed on the left and right sides of the device body, the power rollers are symmetrically installed on the left and right sides of the collection box, the rear end of the collection box is bolted with a standing pedal, and the top of the collection box is fixed with a handrail; A feeding mechanism is provided at the front end of the device body, and the feeding mechanism includes a first rotating rod, a feeding gear, a sliding guide rod and a cutting blade. A first support frame is fixed to the inner wall of the device body, and the first rotating rod is rotatably connected to the first support frame, and the lower end of the first rotating rod is fixed to the feeding gear, and both ends of the sliding guide rod are fixed to the inner wall of the device body, and the sliding guide rod passes through the cutting blade, and the feeding mechanism is used to guide the silage corn stalks into the interior of the device body and cut off their roots; A first conveyor belt is installed at the lower end of the middle part of the device body, and a second support frame is arranged at the upper end of the first conveyor belt, the second support frame is fixed to the inner wall of the device body, and a cutting motor is fixed at the lower end of the second support frame, and a crushing knife is connected to the upper shaft end of the cutting motor; A straw conveying mechanism is arranged above the first conveyor belt, and the straw transmission structure includes a sprocket, a chain, a material stripping plate, a transmission roller and a material stripping plate. The upper end of the first support frame is rotatably connected to the second rotating rod, and two groups are arranged before and after the first support frame and the second rotating rod, a chain is connected between the two groups of sprockets, and the chain is connected to the material stripping plate, and the material stripping plates are distributed in an equidistant array outside the chain, the inner wall of the device body is bolted to a fixing frame, and both ends of the transmission roller are rotatably connected to the fixing frame, and the outer wall of the transmission roller is fixedly connected to the material stripping plate, and the straw conveying mechanism is used to continuously drive the corn silage straw to move backward and downward to complete cutting and crushing; A feeding mechanism is provided on the rear side of the first conveyor belt, and the feeding mechanism includes a storage hopper, a transmission pipe and an auger shaft. The storage hopper is provided at the lower end of the rear side of the first conveyor belt, and the left and right sides of the storage hopper are fixed to the inner wall of the device body. The transmission pipe runs through the front end of the collecting box, and the auger shaft is provided inside the transmission pipe. The feeding mechanism is used to transfer the crushed corn silage to the collecting box for storage.

[0007] Preferably, the first support frame, the first rotating rod and the feed gear are symmetrically arranged in two groups, and the two groups of feed gears are meshed and connected, and the outer wall of the feed gear teeth is provided with a feed groove.

[0008] By adopting the above technical scheme, the meshing rotation of the two sets of feed gears can guide the silage corn stalks so that the silage corn stalks can smoothly enter the main body of the device, and the feed groove opened on the outer wall of the gear teeth can avoid jamming when the two sets of feed gears rotate.

[0009] Preferably, the cutting blade is slidably connected to the sliding guide rod, and the upper end of the cutting blade is designed with a bevel, and a transmission plate is fixed to the left rear end of the cutting blade, the lower end of the transmission plate is designed with an "L"-shaped structure, and a limiting groove is provided at the lower end of the transmission plate, the lower end of the left feed gear is eccentrically connected to the limiting rod, and the lower end of the limiting rod passes through the inside of the limiting groove to form a sliding structure.

[0010] By adopting the above technical scheme, through the cooperation between the limit rod, the limit groove and the transmission plate, the limit rod can be driven to rotate around the first rotating rod when the feed gear rotates, and the limit rod can be used to drive the transmission plate to reciprocate left and right. The transmission plate can drive the cutting blade to rotate synchronously, thereby cutting and cutting the roots of the silage corn stalks being fed.

[0011] Preferably, the sprockets and chains are symmetrically distributed on the left and right sides inside the device body, and the front end spacing of the two groups of chains is smaller than the rear end spacing, the lower end of the second rotating rod passes through the first support frame, and the bottom end of the second rotating rod is connected to a driving gear, a driven gear is fixed to the upper end surface of the feed gear, and the driven gear is meshed and connected to the driving gear, the upper ends of the two groups of the second rotating rods are rotatably connected to protective covers, and "U"-shaped protective grooves are opened on the left and right sides of the protective covers, and the chains move inside the "U"-shaped protective grooves on both sides of the protective covers.

[0012] By adopting the above technical scheme, multiple groups of material shifting plates can be driven to rotate synchronously through the cooperation of the sprocket and the chain. When the two groups of chains rotate, the synchronously moving material shifting plates can shift the corn stalks backward, thereby further crushing and processing. When the front sprocket rotates, it can drive the second rotating rod and the driving gear to rotate, and the driving gear drives the driven gear and the feed gear to rotate synchronously, thereby providing power for the feeding mechanism.

[0013] Preferably, the driving rollers are symmetrically distributed in two groups inside the main body of the device, and the unloading paddles are distributed in a circular array on the outer wall of the driving rollers, and the unloading paddles connected to the outside of the two groups of driving rollers are staggered, the front end of the driving roller passes through the fixed frame, and the front end of the driving roller is connected to the feeding roller, the feeding roller is designed with a conical structure, and the outside of the feeding roller is spirally designed with raised patterns, and the raised patterns on the outside of the two groups of feeding rollers are mirror-imaged; A support frame is symmetrically fixed to the upper end of the device body, and a flow guide frame is connected to the upper end of the support frame, and the front and rear ends of the flow guide frame are designed to be curved.

[0014] By adopting the above technical solution, through the design of two sets of feeding rollers, the corn stalks can be guided during rotation and can be transported backwards during rotation. At the same time, when the two sets of transmission rollers rotate and drive the unloading plate, the corn stalks can be continuously moved downward, thereby continuously cutting and crushing.

[0015] Preferably, a bidirectional worm is rotatably connected to the inner wall of the rear side of the device body, and first bevel gears are symmetrically connected to both ends of the bidirectional worm, a second bevel gear is fixed to the upper end of the rear sprocket, and the upper end of the second bevel gear is meshingly connected to the first bevel gear.

[0016] By adopting the above technical solution, through the cooperation of the bidirectional worm, the first bevel gear and the second bevel gear, the first and second bevel gears can be used to drive the two sets of chain structures to rotate when the bidirectional worm rotates.

[0017] Preferably, a transmission worm wheel is fixed to the rear end of the transmission roller, and the lower end of the transmission worm wheel is meshingly connected with the bidirectional worm, a groove is opened at the right end of the rear side of the device body, and a second pulley is arranged inside the lower end of the groove, and the second pulley is fixedly connected to the transmission roller, the right end of the bidirectional worm extends to the outside of the device body, and a first pulley is fixed to the right end of the bidirectional worm, and a transmission belt is connected between the first pulley and the second pulley.

[0018] By adopting the above technical solution, through the cooperation of the first pulley, the second pulley and the transmission belt, the belt structure can be used to drive the bidirectional worm to rotate when the transmission wheel rotates, thereby providing rotational power for the chain structure. At the same time, the transmission worm wheel can synchronously drive the two sets of transmission rollers and the unloading plate to rotate synchronously.

[0019] Preferably, the left and right inner walls of the storage hopper are inclined to form a "V" shape, and the rear end of the first conveyor belt extends to the upper end of the storage hopper, the transmission pipe is inclined, and the lower end of the transmission pipe extends into the interior of the storage hopper, and the lower side of the upper end of the transmission pipe is open.

[0020] By adopting the above technical solution, the corn stalk fragments conveyed by the first conveyor belt can be temporarily collected through the design of the storage hopper. When the auger shaft rotates inside the transmission pipe, the corn stalks inside the storage hopper can be conveyed to the collection box for collection.

[0021] Preferably, the top end of the transmission tube is rotatably connected to the auger shaft, and the top end of the auger shaft extends to the outside of the transmission tube and is connected to a bevel gear set. A second motor is fixed to the upper end of the front side of the collection box, and the shaft end of the second motor extends to the inside of the collection box and is connected to the bevel gear set.

[0022] By adopting the above technical solution, through the cooperation between the second motor and the bevel gear set, the bevel gear set can be used to drive the auger shaft to rotate synchronously when the second motor rotates.

[0023] Preferably, a material discharge door is installed at the lower left end of the collecting box, and a second conveyor belt is embedded and installed at the lower inner end of the collecting box, and the inner walls of the front and rear sides of the second conveyor belt at the lower end of the collecting box are inclined.

[0024] By adopting the above technical solution, through the cooperation between the second conveyor belt and the unloading door, when the unloading door is opened, the silage corn collected inside the collecting box can be transported to the outside for unloading through the second conveyor belt.

[0025] Compared with the prior art, the beneficial effects of the present invention are as follows: the self-propelled silage corn harvesting device, by being provided with a feeding mechanism, can more effectively guide and feed silage corn stalks, and simultaneously cut off the roots of the lower ends of the corn stalks during the feeding process, and is easy to operate. It cooperates with the straw conveying mechanism to further cut and crush the corn stalks during the backward conveying process, and has high operating efficiency. The feeding mechanism and the straw conveying mechanism are linked to each other, which reduces the power source setting, reduces the cost and the failure rate.

[0026] 1. By providing the first and second conveyor belts, the cut and crushed corn stalks can be conveyed and transferred, and the auger shaft structure can be used to convey them to the collection box for storage. After the cutting is completed, the second conveyor belt can be used for unloading, which is simple to operate and has high overall efficiency. 2. The straw conveying mechanism can drive the corn stalks to move downward synchronously during the backward movement, so as to evenly cut and crush the corn stalks, ensure the uniformity of the size of the corn stalks after crushing, and use the chain structure, transmission rollers and unloading plates to cooperate with each other to avoid the deviation or tipping of the corn stalks, thereby improving the transmission reliability of the corn stalks. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a right view structural schematic diagram of the present invention; Figure 2 It is a left-side structural schematic diagram of the present invention; Figure 3 It is a schematic diagram of the structure of the collecting box and the storage hopper of the present invention; Figure 4 This is a schematic diagram of the structure of the cutting motor and the crushing knife of the present invention; Figure 5 It is a schematic diagram of the transmission tube and auger shaft structure of the present invention; Figure 6 It is a schematic diagram of the structure of the driving roller and the feeding roller of the present invention; Figure 7 It is a schematic diagram of the second rotating rod and sprocket structure of the present invention; Figure 8 It is a schematic diagram of the transmission plate and the limiting groove structure of the present invention; Fig. 9 It is a schematic diagram of the chain and the material-shifting plate structure of the present invention; Fig.10 It is a schematic diagram of the structure of the bidirectional worm and the first pulley of the present invention; Fig.11 It is a schematic diagram of the structure of the first conveyor belt and the storage hopper of the present invention; Fig.12 For the present invention Fig.10 The enlarged structural diagram at A in the middle; Fig.13 This is a schematic diagram of the structure of the crushing knife and the protective cover of the present invention; Fig.14 It is a schematic diagram of the protective cover and the second rotating rod of the present invention.

[0028] In the figure: 1, device body; 2, collection box; 3, transmission roller; 4, power roller; 5, standing pedal; 6, handrail; 7, first support frame; 8, first rotating rod; 9, feeding gear; 10, feeding trough; 11, sliding guide rod; 12, cutting blade; 13, transmission plate; 14, limit groove; 15, limit rod; 16, second rotating rod; 17, sprocket; 18, chain; 19, material plate; 20, protective cover; 21, first conveyor belt; 22, fixed frame; 23, transmission roller; 24, unloading plate; 2 5. Feed roller; 26. Second support frame; 27. Cutting motor; 28. Crushing knife; 29. ​​Bidirectional worm; 30. First pulley; 31. Second pulley; 32. Transmission belt; 33. First bevel gear; 34. Second bevel gear; 35. Transmission worm gear; 36. Driving gear; 37. Driven gear; 38. Storage hopper; 39. Transmission pipe; 40. Auger shaft; 41. Second conveyor belt; 42. Unloading door; 43. Second motor; 44. Bevel gear set; 45. Support frame; 46. Guide frame. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0030] See also Figure 1-Figure 14 The present invention provides a technical solution: a self-propelled silage corn harvesting device, comprising a device body 1, a collecting box 2, a transmission roller 3 and a power roller 4, the rear side of the device body 1 is fixedly connected to the collecting box 2, and the transmission roller 3 is symmetrically installed on the left and right sides of the device body 1, the power roller 4 is symmetrically installed on the left and right sides of the collecting box 2, a standing pedal 5 is bolted to the rear end of the collecting box 2, and a handrail 6 is fixed to the top of the collecting box 2; the forward direction of the harvesting device is positioned in front of the device body 1, the power roller 4 is built with a hub motor, which can drive the power roller 4 to rotate and provide power for the harvesting device, when in use, the operator can stand on the standing pedal 5 and hold the handrail 6 to keep stable, and the design of the collecting box 2 can facilitate the collection of crushed corn stalks.

[0031] A feeding mechanism is arranged at the front end of the device body 1, and the feeding mechanism includes a first rotating rod 8, a feeding gear 9, a sliding guide rod 11 and a cutting blade 12. A first supporting frame 7 is fixed to the inner wall of the device body 1, and the first rotating rod 8 is rotatably connected to the first supporting frame 7, and the lower end of the first rotating rod 8 is fixed to the feeding gear 9, and both ends of the sliding guide rod 11 are fixed to the inner wall of the device body 1, and the sliding guide rod 11 passes through the cutting blade 12, and the feeding mechanism is used to guide the silage corn stalks into the inside of the device body 1 and cut off their roots; the first supporting frame 7, the first rotating rod 8 and the feeding gear 9 are all symmetrically arranged in two groups, and the two groups of feeding gears 9 are meshed and connected, and a feeding groove 10 is provided on the outer wall of the feed gear 9 teeth; the cutting blade 12 is slidably connected to the sliding guide rod 11, and the upper end of the cutting blade 12 is designed with an inclined surface, and a transmission plate 13 is fixed to the left rear end of the cutting blade 12, and the transmission plate The lower end of 13 is designed in an "L" shape, and a limiting groove 14 is provided at the lower end of the transmission plate 13. The lower end of the left feed gear 9 is eccentrically connected to a limiting rod 15, and the lower end of the limiting rod 15 passes through the limiting groove 14 to form a sliding structure; the first rotating rod 8 can be fixed by the first supporting frame 7, and the feed gear 9 is connected by the first rotating rod 8. When the two groups of feed gears 9 rotate in opposite directions, the corn stalks can be guided and moved to the middle of the two groups of feed gears 9 and transported backwards, and the feed groove 10 provided on the outer wall of the gear teeth of the feed gear 9 can prevent the corn stalks from causing the feed gear 9 to get stuck. When the feed gear 9 rotates, the limiting rod 15 can drive the limiting rod 15 to move in a circle. When the limiting rod 15 rotates, it can cooperate with the limiting groove 14 to drive the transmission plate 13 and the cutting blade 12 to reciprocate left and right, thereby cutting off the roots of the corn stalks transported backwards, so as to continue to transport them backwards for crushing.

[0032] A straw conveying mechanism is arranged above the first conveyor belt 21, and the straw transmission structure includes a sprocket 17, a chain 18, a material-discharging plate 19, a transmission roller 23 and a material-discharging plate 24. The upper end of the first support frame 7 is rotatably connected to the second rotating rod 16, and two groups are arranged before and after the first support frame 7 and the second rotating rod 16. A chain 18 is connected between the two groups of sprockets 17, and the chain 18 is connected to the material-discharging plate 19, and the material-discharging plates 19 are equidistantly arranged outside the chain 18. A fixing frame 22 is bolted to the inner wall of the device body 1, and both ends of the transmission roller 23 are rotatably connected to the fixing frame 22, and the outer wall of the transmission roller 23 is fixedly connected to the material-discharging plate 24. The straw conveying mechanism is used to continuously drive the corn silage straw to move backward and downward to complete the cutting and crushing; the sprocket 17 and the chain 18 are symmetrically distributed on the left and right sides of the inside of the device body 1, and the front end spacing of the two groups of chains 18 is smaller than the rear end spacing, the lower end of the second rotating rod 16 passes through the first support frame 7, and the bottom end of the second rotating rod 16 is connected to a driving gear 36, a driven gear 37 is fixed on the upper end surface of the feed gear 9, and the driven gear 37 is meshed with the driving gear 36, and the upper ends of the two sets of second rotating rods 16 are rotatably connected with the protective cover 20, and the left and right sides of the protective cover 20 are provided with "U"-shaped protective grooves, and the chain 18 moves inside the "U"-shaped protective grooves on both sides of the protective cover 20; two sets of transmission rollers 23 are symmetrically distributed in the left and right inside the device body 1, and the unloading paddle 24 is distributed in a circular array on the outer wall of the transmission roller 23, and the two sets of transmission rollers 23 The unloading plate 24 connected to the outside is staggered, the front end of the driving roller 23 passes through the fixed frame 22, and the front end of the driving roller 23 is connected to the feeding roller 25, the feeding roller 25 is designed with a conical structure, and the external spiral design of the feeding roller 25 has convex lines, and the external convex lines of the two groups of feeding rollers 25 are designed in a mirror image, and the upper end of the device body 1 is symmetrically fixed with a support frame 45, and the upper end of the support frame 45 is connected to a guide frame 46, and the front and rear ends of the guide frame 46 are designed to be curved;Through the design of the two groups of feeding rollers 25, the outer raised patterns can transport the corn stalks backward to the two groups of transmission rollers 23 and the middle of the chain 18 when they rotate. By utilizing the cooperation of the two groups of sprocket wheels 17 and the chain 18, the corn stalks can be continuously moved backward by using multiple groups of material shifting plates 19 when the chain 18 rotates. The protective covers 20 connected to the middle of the two groups of second rotating rods 16 can prevent the chain 18 from falling off and prevent the corn stalks from being squeezed after long-term use, which increases the wear of the chain 18. The gap between the two groups of protective covers 20 gradually increases from front to back to prevent the upper branches and leaves of the corn stalks from being protected when they move downward. The shield 20 blocks the corn stalks, because the chain 18 is embedded in the grooves on both sides of the shield 20, so as to prevent the corn stalks from being scraped when they move downward and ensure that the chain 18 maintains horizontal movement, so as to prevent the chain 18 from falling due to a certain inclination angle between the chain 18 and the sprocket 17. When the transmission roller 23 rotates, it drives multiple sets of unloading plates 24 to rotate synchronously, and the unloading plates 24 drive the corn stalks to move downward. At the same time, when the front sprocket 17 rotates, it can drive the second rotating rod 16 and the driving gear 36 to rotate synchronously, and the driving gear 36 drives the driven gear 37 and the feeding gear 9 to rotate synchronously, thereby providing power for the feeding mechanism. ;

[0033] A first conveyor belt 21 is installed at the lower middle end of the device body 1, and a second support frame 26 is arranged at the upper end of the first conveyor belt 21, the second support frame 26 is fixed to the inner wall of the device body 1, and a cutting motor 27 is fixed to the lower end of the second support frame 26, and a crushing knife 28 is connected to the upper shaft end of the cutting motor 27; in the process of conveying the corn stalks backward, the cutting motor 27 can be used to drive the crushing knife 28 to rotate and cut and crush the corn stalks, and cooperate with the transmission roller 23 and the unloading paddle 24 to drive the corn stalks downward to perform equidistant cutting and crushing. The cutting motor 27, the crushing knife 28 and the second support frame 26 and other structures are arranged in the middle position of the first conveyor belt 21 and the protective cover 20. When the corn stalks pass downward through the chain 18, the crushing knife 28 rotates to crush them.

[0034] A bidirectional worm 29 is rotatably connected to the inner wall of the rear side of the device body 1, and the first bevel gear 33 is symmetrically connected to the two ends of the bidirectional worm 29, and a second bevel gear 34 is fixed to the upper end of the rear sprocket 17, and the upper end of the second bevel gear 34 is meshed with the first bevel gear 33; a transmission worm wheel 35 is fixed to the rear end of the transmission roller 23, and the lower end of the transmission worm wheel 35 is meshed with the bidirectional worm 29, a groove is opened at the right end of the rear side of the device body 1, and a second pulley 31 is arranged inside the lower end of the groove, and the second pulley 31 is fixedly connected to the transmission roller 3, the right side end of the bidirectional worm 29 extends to the outside of the device body 1, and a first pulley 30 is fixed to the right side end of the bidirectional worm 29, and the first pulley 30 and the second pulley 31 are connected. A transmission belt 32 is connected between the two wheels, and the transmission belt 32 is an "8"-shaped belt; the transmission roller 3 can drive the second pulley 31 to rotate when it rotates, and the second pulley 31 can use the transmission belt 32 to drive the first pulley 30 and the bidirectional worm 29 to rotate synchronously. Because the transmission belt 32 is an "8"-shaped belt, the rotation direction of the bidirectional worm 29 is opposite to that of the transmission roller 3. When the bidirectional worm 29 rotates, it drives the first bevel gear 33 to rotate. The first bevel gear 33 drives the rear sprocket 17 to rotate synchronously with the second bevel gear 34. At the same time, the bidirectional worm 29 can cooperate with the transmission worm wheel 35 to drive the transmission roller 23 and the unloading paddle 24 to rotate, and the movement of the harvesting device can be used to provide power for the straw conveying mechanism.

[0035] A feeding mechanism is provided at the rear side of the first conveyor belt 21, and the feeding mechanism includes a storage hopper 38, a transmission pipe 39 and an auger shaft 40. The storage hopper 38 is provided at the lower end of the rear side of the first conveyor belt 21, and the left and right sides of the storage hopper 38 are fixed to the inner wall of the device body 1, the transmission pipe 39 runs through the front end of the collecting box 2, and the auger shaft 40 is provided inside the transmission pipe 39, and the feeding mechanism is used to transfer the crushed corn silage to the collecting box 2 for storage; the left and right inner walls of the storage hopper 38 are inclined to form a "V" shape design, and the rear end of the first conveyor belt 21 extends to the upper end of the storage hopper 38, the transmission pipe 39 is inclined, and the lower end of the transmission pipe 39 extends to the inside of the storage hopper 38, and the lower side of the upper end of the transmission pipe 39 is open; the top end of the transmission pipe 39 is rotatably connected to the auger shaft 40, and the top end of the auger shaft 40 extends to the outside of the transmission pipe 39 and is connected with A bevel gear set 44, a second motor 43 is fixed at the upper end of the front side of the collecting box 2, and the shaft end of the second motor 43 extends to the inside of the collecting box 2 and is connected to the bevel gear set 44; a discharge door 42 is installed at the lower end of the left side of the collecting box 2, and a second conveyor belt 41 is embedded and installed at the lower end of the collecting box 2, and the front and rear inner walls of the second conveyor belt 41 at the lower end of the collecting box 2 are inclined; the crushed corn stalks can be conveyed to the storage hopper 38 for temporary storage through the first conveyor belt 21, which is convenient for subsequent collection, and the second motor 43 and the bevel gear set 44 are used to drive the auger shaft 40 to rotate inside the transmission tube 39, thereby conveying the crushed corn stalks to the inside of the collecting box 2, and when the crushed corn stalks inside the collecting box 2 are to be discharged, the crushed corn stalks inside can be conveyed to the outside through the discharge door 42 through the second conveyor belt 41 for unloading.

[0036] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in the field. Although the embodiments of the present invention have been shown and described, it is understood by ordinary technicians in the field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the attached claims and their equivalents.

Claims

1. A self-propelled silage corn harvesting device, comprising a device body (1), a collecting box (2), a transmission roller (3) and a power roller (4), characterized in that: The rear side of the device body (1) is fixedly connected to the collection box (2), and the transmission rollers (3) are symmetrically mounted on the left and right sides of the device body (1), the power rollers (4) are symmetrically mounted on the left and right sides of the collection box (2), a standing pedal (5) is bolted to the rear end of the collection box (2), and a handrail (6) is fixed to the top of the collection box (2); A feeding mechanism is arranged at the front end of the device body (1), the feeding mechanism comprising a first rotating rod (8), a feeding gear (9), a sliding guide rod (11) and a cutting blade (12); a first support frame (7) is fixed to the inner wall of the device body (1), and the first rotating rod (8) is rotatably connected to the first support frame (7), and the lower end of the first rotating rod (8) is fixed to the feeding gear (9); both ends of the sliding guide rod (11) are fixed to the inner wall of the device body (1), and the sliding guide rod (11) penetrates the cutting blade (12); the feeding mechanism is used to guide silage corn stalks into the interior of the device body (1) and cut off their roots; A first conveyor belt (21) is installed at the lower middle end of the device body (1), and a second support frame (26) is provided at the upper end of the first conveyor belt (21); the second support frame (26) is fixed to the inner wall of the device body (1), and a cutting motor (27) is fixed at the lower end of the second support frame (26), and a crushing knife (28) is connected to the upper shaft end of the cutting motor (27); A straw conveying mechanism is arranged above the first conveyor belt (21), and the straw transmission structure comprises a sprocket (17), a chain (18), a material shifting plate (19), a transmission roller (23) and a material discharging shifting plate (24); the upper end of the first support frame (7) is rotatably connected to a second rotating rod (16), and two groups are arranged in front and behind the first support frame (7) and the second rotating rod (16); a chain (18) is connected between the two groups of sprockets (17), and the chain (18) is connected to the material shifting plate (19), and the material shifting plates (19) are arranged in an equidistant array outside the chain (18); a fixing frame (22) is bolted to the inner wall of the device body (1), and both ends of the transmission roller (23) are rotatably connected to the fixing frame (22), and the outer wall of the transmission roller (23) is fixedly connected to the material discharging shifting plate (24); the straw conveying mechanism is used to continuously drive the corn silage straw to move backward and downward to complete cutting and crushing; A feeding mechanism is arranged at the rear side of the first conveyor belt (21), and the feeding mechanism comprises a storage hopper (38), a transmission pipe (39) and an auger shaft (40). The storage hopper (38) is arranged at the lower end of the rear side of the first conveyor belt (21), and the left and right sides of the storage hopper (38) are fixed to the inner wall of the device body (1). The transmission pipe (39) passes through the front end of the collection box (2), and the auger shaft (40) is arranged inside the transmission pipe (39). The feeding mechanism is used to transfer the crushed corn silage to the collection box (2) for storage.

2. A self-propelled silage corn harvesting device according to claim 1, characterized in that: The first support frame (7), the first rotating rod (8) and the feed gear (9) are all arranged in two groups symmetrically on the left and right, and the two groups of feed gears (9) are meshed and connected, and the outer wall of the gear teeth of the feed gear (9) is provided with a feed groove (10).

3. A self-propelled silage corn harvesting device according to claim 2, characterized in that: The cutting blade (12) is slidably connected to the sliding guide rod (11), and the upper end of the cutting blade (12) is designed as an inclined surface, and a transmission plate (13) is fixed to the rear end of the left side of the cutting blade (12), the lower end of the transmission plate (13) is designed as an "L"-shaped structure, and a limiting groove (14) is provided at the lower end of the transmission plate (13), the lower end of the left side feed gear (9) is eccentrically connected to the limiting rod (15), and the lower end of the limiting rod (15) penetrates into the limiting groove (14) to form a sliding structure.

4. The self-propelled silage corn harvesting device according to claim 1, characterized in that: The sprockets (17) and chains (18) are symmetrically distributed on the left and right sides of the device body (1), and the front end spacing of the two groups of chains (18) is smaller than the rear end spacing. The lower end of the second rotating rod (16) passes through the first support frame (7), and the bottom end of the second rotating rod (16) is connected to a driving gear (36). The upper end surface of the feed gear (9) is fixed with a driven gear (37), and the driven gear (37) is meshedly connected to the driving gear (36). The upper ends of the two groups of the second rotating rods (16) are rotatably connected to a protective cover (20), and "U"-shaped protective grooves are provided on the left and right sides of the protective cover (20), and the chains (18) move inside the "U"-shaped protective grooves on both sides of the protective cover (20).

5. The self-propelled silage corn harvesting device according to claim 1, characterized in that: The driving rollers (23) are symmetrically distributed in two groups inside the device body (1), and the unloading plates (24) are distributed in a circular array on the outer wall of the driving rollers (23), and the unloading plates (24) connected to the outside of the two groups of driving rollers (23) are staggered. The front end of the driving roller (23) passes through the fixed frame (22), and the front end of the driving roller (23) is connected to a feeding roller (25), the feeding roller (25) is designed in a conical structure, and the outside of the feeding roller (25) is spirally designed with raised patterns, and the raised patterns on the outside of the two groups of feeding rollers (25) are designed in a mirror image. A support frame (45) is symmetrically fixed to the upper end of the device body (1), and a flow guide frame (46) is connected to the upper end of the support frame (45), and the front and rear ends of the flow guide frame (46) are designed to be curved.

6. The self-propelled silage corn harvesting device according to claim 1, characterized in that: A bidirectional worm (29) is rotatably connected to the inner wall of the rear side of the device body (1), and first bevel gears (33) are symmetrically connected to both ends of the bidirectional worm (29). A second bevel gear (34) is fixed to the upper end of the rear sprocket (17), and the upper end of the second bevel gear (34) is meshingly connected to the first bevel gear (33).

7. A self-propelled silage corn harvesting device according to claim 6, characterized in that: A transmission worm wheel (35) is fixed to the rear end of the transmission roller (23), and the lower end of the transmission worm wheel (35) is meshedly connected with the bidirectional worm (29). A groove is provided at the right end of the rear side of the device body (1), and a second belt pulley (31) is arranged inside the lower end of the groove, and the second belt pulley (31) is fixedly connected to the transmission roller (3). The right end of the bidirectional worm (29) extends to the outside of the device body (1), and a first belt pulley (30) is fixed to the right end of the bidirectional worm (29), and a transmission belt (32) is connected between the first belt pulley (30) and the second belt pulley (31).

8. The self-propelled silage corn harvesting device according to claim 1, characterized in that: The left and right inner walls of the storage hopper (38) are inclined to form a "V" shape, and the rear end of the first conveyor belt (21) extends to the upper end of the storage hopper (38). The transmission pipe (39) is inclined, and the lower end of the transmission pipe (39) extends into the interior of the storage hopper (38), and the lower side of the upper end of the transmission pipe (39) is open.

9. The self-propelled silage corn harvesting device according to claim 8, characterized in that: The top end of the transmission tube (39) is rotatably connected to the auger shaft (40), and the top end of the auger shaft (40) extends to the outside of the transmission tube (39) and is connected to a bevel gear set (44). A second motor (43) is fixed to the upper end of the front side of the collection box (2), and the shaft end of the second motor (43) extends to the inside of the collection box (2) and is connected to the bevel gear set (44).

10. The self-propelled silage corn harvesting device according to claim 9, characterized in that: A material discharge door (42) is installed at the lower left end of the collecting box (2), and a second conveyor belt (41) is embedded and installed at the lower inner end of the collecting box (2), and the inner walls of the front and rear sides of the second conveyor belt (41) at the lower end of the collecting box (2) are designed to be inclined.

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