Conveying device of self-propelled corn harvester

Abstract

The utility model discloses a conveying device of a self-propelled corn harvester, which relates to the technical field of corn harvesters and comprises a support frame and a conveying belt arranged in the support frame. A fixed supporting plate and a movable supporting plate are arranged above the starting end of the conveying belt, a discharging opening is formed in the lower portion between the fixed supporting plate and the movable supporting plate, and the movable supporting plate faces the side, facing the terminal end of the conveying belt, of the conveying belt. The two sides of the fixed supporting plate are fixedly connected with the inner wall of the supporting frame, the side, away from the fixed supporting plate, of the movable supporting plate is rotationally connected with the inner wall of the supporting frame through a rotating shaft, and first buffer plates are arranged at the tops of the fixed supporting plate and the movable supporting plate correspondingly. First springs are arranged between the fixed supporting plate and the first buffer plate and between the movable supporting plate and the first buffer plate, and an adjusting mechanism is arranged below the movable supporting plate; the conveying device has a protection function, the corn is prevented from falling off and being damaged, and meanwhile the phenomenon that the corn is stacked during conveying is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to corn harvester technical field, concretely is a kind of self-propelled corn harvester's conveying device. BACKGROUND

[0002] Corn harvester is the agricultural implement that corn is matured by machine to complete picking ear, heap, stalk one-time return to field and other operations, technological process: corn is picked in the growth state (called as standing stalk picking ear) using corn harvester, under the action of picking ear roller and picking ear board, ear handle is pulled apart, due to the height difference of inner and outer picking roller, ear falls into ear box, the conveying device of corn harvester refers to the conveying of ear in the process of falling into ear box;

[0003] But the conveying device of the existing self-propelled corn harvester in actual use process, first by conveying device to collection tank transport, conveying device does not have buffering function, corn frequently falls and impacts on conveying device, the physical structure of conveying belt is vulnerable to damage, reduce the service life of conveying device;Corn falls into collection tank after conveying process has certain height, corn is vulnerable to damage in the process of falling, and the protection buffering effect is poor;At the same time, the conveying device of the existing self-propelled corn harvester in actual use process, corn is easily accumulated together in the process of conveying, leading to uneven stress of conveying belt, affect conveying. UTILITY MODEL CONTENT

[0004] The utility model is to provide a kind of conveying device of self-propelled corn harvester, it has protection function to conveying device, and avoid corn to suffer damage when falling, simultaneously, avoid the accumulation phenomenon of corn conveying.

[0005] To achieve the above object, the utility model provides the following technical scheme: A kind of conveying device of self-propelled corn harvester, including support frame, conveying belt, the support frame is arranged in the U-shaped structure of inclination, the conveying belt is set in support frame;The top of the initial end of the conveying belt is provided with fixed support plate and movable support plate, the fixed support plate and movable support plate are in V-shaped structure, and the below between the fixed support plate and movable support plate is provided with discharge port, the side of movable support plate towards the terminal of conveying belt;The two sides of the fixed support plate are fixedly connected with the inner wall of support frame, the side of movable support plate away from fixed support plate is rotatably connected with the inner wall of support frame by pivot, the top of the fixed support plate and movable support plate is provided with first buffer plate, first spring is arranged between the fixed support plate and first buffer plate, between movable support plate and first buffer plate;The below of movable support plate is provided with adjusting mechanism, and the adjusting mechanism is used to adjust the inclination angle of movable support plate;The below of the terminal of conveying belt is provided with buffer mechanism, and the buffer mechanism includes deflector, second spring, second buffer plate;The deflector is arranged in the side of support frame bottom, the second spring is arranged on deflector, and the second buffer plate is arranged on deflector by second spring.

[0006] In order to avoid the accumulation of corn, as a kind of conveying device of self-propelled corn harvester of the utility model preferably, the adjusting mechanism includes mounting seat, telescopic device, camera, the mounting seat is arranged on the inner wall of support frame, the telescopic device is arranged on mounting seat, and the output end of the telescopic device is arranged on the bottom of movable support plate;The camera is arranged on the bottom of movable support plate;The telescopic device is electric telescopic rod, pneumatic telescopic rod or hydraulic telescopic rod.

[0007] In order to protect the conveying belt, as a kind of conveying device of self-propelled corn harvester of the utility model preferably, the conveying belt is provided with protection mechanism between top and bottom, and the protection mechanism is located below the discharge port, the protection mechanism includes support plate fixedly connected with the inner wall of support frame, third spring arranged on the support plate, third buffer plate arranged on the third spring, and the third buffer plate is parallel to the conveying belt.

[0008] In order to avoid corn falling outside the support frame, as a kind of conveying device of self-propelled corn harvester of the utility model preferably, the top of the fixed support plate and movable support plate is provided with limiting frame fixedly connected with the top of support frame, and the size of the top of the limiting frame is greater than the size of the bottom.

[0009] In order to easily and stably convey corn on the conveying belt, as a kind of conveying device of self-propelled corn harvester of the utility model preferably, the outer surface of the conveying belt is provided with a plurality of lifting edges parallel along the width direction.

[0010] In order to avoid corn from the beginning of the conveyor belt to fall, as a kind of self-propelled corn harvester conveying device of the utility model preferably, the bottom of the fixed support plate is provided with a baffle, the bottom of the baffle is slightly higher than the top of the lower lifting edge.

[0011] In order to avoid corn from falling to the ground, as a kind of self-propelled corn harvester conveying device of the utility model preferably, the both sides of the flow guide plate are provided with limiting plates fixedly connected with the support frame.

[0012] Compared with the prior art, the utility model has the beneficial effects as follows:

[0013] 1.The utility model discloses, when corn falls on the conveyor belt, the first spring and the first buffer plate play a buffering role on the falling corn, the buffered corn falls downward through the discharge opening on the conveyor belt, the impact force of the corn falling on the conveyor belt is reduced, and the conveyor belt is easily protected.

[0014] 2.The utility model discloses, by starting the telescopic device, the inclination angle of the movable support plate can be adjusted, the opening of the discharge opening realizes the function of being adjustable, the number of corn falling can be controlled, and the phenomenon of accumulation during corn conveying is avoided.

[0015] 3.The utility model discloses, through the buffering mechanism, the second buffer plate on the flow guide plate not only plays a buffering role on the falling corn, avoids the damage of corn during the falling collection process, and plays a flow guiding role, and corn is easily collected in the receiving frame. DRAWINGS

[0016] Fig. 1 It is a structure schematic view of the utility model;

[0017] Fig. 2 It is a structure schematic view of the utility model protection mechanism;

[0018] Fig. 3 It is a structure schematic view of the utility model support frame and conveyor belt.

[0019] In the drawing: 1, support frame; 2, conveyor belt; 3, fixed support plate; 4, movable support plate; 5, discharge opening; 6, first buffer plate; 7, first spring; 8, flow guide plate; 9, second spring; 10, second buffer plate; 11, mounting seat; 12, telescopic device; 13, camera; 14, support plate; 15, third spring; 16, third buffer plate; 17, limiting frame; 18, lifting edge; 19, baffle; 20, limiting plate. DETAILED DESCRIPTION

[0020] Please refer to Figs. 1 to 3A conveying device of a self-propelled corn harvester, comprising a support frame 1 and a conveying belt 2, the support frame 1 is arranged in a U-shaped structure, and the conveying belt 2 is arranged in the support frame 1, characterized in that: a fixed support plate 3 and a movable support plate 4 are arranged above the starting end of the conveying belt 2, the fixed support plate 3 and the movable support plate 4 are arranged in a V-shaped structure, a discharging port 5 is arranged below the fixed support plate 3 and the movable support plate 4, and the movable support plate 4 is arranged towards one side of the terminal end of the conveying belt 2; the two sides of the fixed support plate 3 are fixedly connected with the inner wall of the support frame 1, the side of the movable support plate 4 away from the fixed support plate 3 is rotatably connected with the inner wall of the support frame 1 through a rotating shaft, the top of the fixed support plate 3 and the top of the movable support plate 4 are both provided with a first buffer plate 6, and a first spring 7 is arranged between the fixed support plate 3 and the first buffer plate 6 and between the movable support plate 4 and the first buffer plate 6; an adjusting mechanism is arranged below the movable support plate 4, and the adjusting mechanism is used for adjusting the inclination angle of the movable support plate 4; a buffer mechanism is arranged below the terminal end of the conveying belt 2, and the buffer mechanism comprises a flow guide plate 8, a second spring 9 and a second buffer plate 10; the flow guide plate 8 is arranged in an inclined manner on one side of the bottom of the support frame 1, the second spring 9 is arranged on the flow guide plate 8, and the second buffer plate 10 is arranged on the flow guide plate 8 through the second spring 9.

[0021] In the embodiment, when the corn harvested by the self-propelled corn harvester is conveyed to the collecting box through the conveying device, the corn falls above the fixed support plate 3 and the movable support plate 4, the first spring 7 and the first buffer plate 6 above the fixed support plate 3 and the movable support plate 4 buffer the falling corn, the buffered corn falls downwards through the discharging port 5 and falls on the conveying belt 2, so that the impact force of the corn falling on the conveying belt 2 is reduced; the opening of the discharging port 5 is adjusted through the adjusting mechanism, the camera 13 shoots the conveying situation of the corn on the conveying belt 2, the opening of the discharging port 5 is easily adjusted, the camera 13 shoots the conveying situation of the corn on the conveying belt 2 (the camera 13 and the telescopic device 12 are electrically connected with the control module of the self-propelled corn harvester), when too much corn accumulates on the conveying belt 2, the telescopic device 12 is started to appropriately reduce the opening of the discharging port 5, the amount of the corn falling is controlled, the corn is uniformly conveyed on the conveying belt 2, and the corn is prevented from accumulating; when the corn falls from the conveying belt 2 into the collecting box, the corn first falls on the buffer mechanism, the second buffer plate 10 on the flow guide plate 8 not only buffers the falling corn to prevent the corn from being damaged in the falling and collecting process, but also has a flow guiding effect, so that the corn is easily collected in the receiving frame hopper.

[0022] As a technical optimization scheme of the utility model, the adjusting mechanism comprises a mounting seat 11, a telescopic device 12 and a camera 13, the mounting seat 11 is arranged on the inner wall of the support frame 1, the telescopic device 12 is arranged on the mounting seat 11, and the output end of the telescopic device 12 is arranged at the bottom of the movable support plate 4; the camera 13 is arranged at the bottom of the movable support plate 4; the telescopic device 12 is an electric telescopic rod, an air pressure telescopic rod or a hydraulic telescopic rod.

[0023] In this embodiment: the telescopic device 12 is started, the opening of the discharging opening 5 is easily adjusted, and when too much corn is accumulated on the conveying belt 2 below the fixed support plate 3 and the movable support plate 4, the discharging speed of the fixed support plate 3 and the movable support plate 4 can be controlled.

[0024] As a technical optimization scheme of the utility model, the protection mechanism is arranged between the upper and lower parts of the conveying belt 2, and the protection mechanism is located below the discharging opening 5. The protection mechanism comprises a support plate 14 fixedly connected to the inner wall of the support frame 1, a third spring 15 arranged on the support plate 14, and a third buffer plate 16 arranged on the third spring 15, and the third buffer plate 16 is parallel to the conveying belt 2.

[0025] In this embodiment: when the corn falls onto the conveying belt 2, the protection mechanism between the upper and lower parts of the conveying belt 2 plays a buffering role on the conveying belt 2, and through the third buffer plate 16, the buffer plate supports the upper part of the conveying belt 2, which can reduce the damage (such as tearing, accelerated wear, or deformation, etc.) of the physical structure of the conveying belt caused by sudden high-intensity gravity impact on the upper part of the conveying belt 2, and plays a protection and buffering role on the conveying belt 2, prolongs the service life of the conveying belt 2, and easily stably conveys the corn by the conveying device; through the adjusting mechanism, the opening of the discharging opening 5 is easily adjusted, and too much corn is prevented from being accumulated on the fixed support plate 3 and the movable support plate 4, and too much corn is prevented from being accumulated on the conveying belt 2.

[0026] As a technical optimization scheme of the utility model, the upper part of the fixed support plate 3 and the movable support plate 4 is provided with a limiting frame 17 fixedly connected to the top of the support frame 1, and the top size of the limiting frame 17 is greater than the bottom size.

[0027] In this embodiment: the limiting frame 17 plays a blocking role to prevent the corn from falling outside the support frame 1.

[0028] As a technical optimization scheme of the utility model, the outer surface of the conveying belt 2 is parallelly provided with a plurality of lifting edges 18 along the width direction.

[0029] In this embodiment: the lifting edges 18 play a limiting role on the corn on the conveying belt 2 to prevent the corn from rolling upward and easily stably conveying the corn.

[0030] As a technical optimization scheme of the utility model, the bottom of the fixed support plate 3 is provided with a baffle 19, and the bottom of the baffle 19 is slightly higher than the top of the lifting edge 18 below.

[0031] In this embodiment: the bottom of the baffle 19 is slightly higher than the top of the lifting edge 18 below, so as to avoid collision between the lifting edge 18 and the bottom of the baffle 19.

[0032] As a technical optimization scheme of the utility model, the two sides of the flow guide plate 8 are provided with the limiting plate 20 fixedly connected with the support frame 1.

[0033] In the embodiment: through the limiting plate 20, further play the limiting effect to the corn, avoid the corn from the two sides of the second buffer falling.

[0034] Working principle: the corn falls to the top of the fixed support plate 3 and the movable support plate 4, the first spring 7 and the first buffer plate 6 on the top of the fixed support plate 3 and the movable support plate 4 play the buffering effect to the falling corn, the buffered corn falls downward through the discharge port 5 on the conveying belt 2, reduces the impact force of the corn falling on the conveying belt 2, is easy to protect the conveying belt 2, and through the adjusting mechanism, the opening of the discharge port 5 is easy to adjust, avoids the fixed support plate 3 and the movable support plate 4 to accumulate too much corn, and avoids the conveying belt 2 to accumulate too much corn; when the corn falls on the conveying belt 2, the protection mechanism between the top and the bottom of the conveying belt 2 plays the buffering effect to the conveying belt 2, and through the third buffer plate 16, the buffer plate supports the top of the conveying belt 2, can reduce the physical structure of the conveying belt due to the sudden high-intensity gravity impact on the top of the conveying belt 2 is damaged, plays the protection and buffering effect to the conveying belt 2, prolongs the service life of the conveying belt 2, and is easy to convey the corn stably; start the telescopic device 12, appropriately reduce the discharge port 5, control the quantity of corn falling, make the corn uniform speed on the conveying belt 2, avoid the corn to accumulate; when the corn falls from the conveying belt 2 to the collecting box, first falls on the buffer mechanism, the second buffer plate 10 on the flow guide plate 8 not only plays the buffering effect to the falling corn, avoids the corn to be damaged in the process of falling and collecting, and plays the flow guide effect, is easy to collect the corn in the receiving frame hopper.

[0035] The above is only the preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement and improvement made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A conveying device of a self-propelled corn harvester, comprising a support frame (1) and a conveying belt (2), wherein the support frame (1) is in the shape of a U arranged obliquely, and the conveying belt (2) is arranged in the support frame (1); characterized in that: The upper side of the starting end of the conveying belt (2) is provided with a fixed support plate (3) and a movable support plate (4), the fixed support plate (3) and the movable support plate (4) are in V-shaped structure, and the lower side between the fixed support plate (3) and the movable support plate (4) is provided with a discharging port (5), and the movable support plate (4) is towards the side of the terminal end of the conveying belt (2); the two sides of the fixed support plate (3) are fixedly connected with the inner wall of the support frame (1), the side of the movable support plate (4) away from the fixed support plate (3) is rotatably connected with the inner wall of the support frame (1) through a rotating shaft, the top of the fixed support plate (3) and the movable support plate (4) is provided with a first buffer plate (6), and the first spring (7) is arranged between the fixed support plate (3) and the first buffer plate (6) and between the movable support plate (4) and the first buffer plate (6); the lower side of the movable support plate (4) is provided with an adjusting mechanism, the adjusting mechanism is used for adjusting the inclination angle of the movable support plate (4); the lower side of the terminal end of the conveying belt (2) is provided with a buffer mechanism, and the buffer mechanism comprises a flow guide plate (8), a second spring (9) and a second buffer plate (10); the flow guide plate (8) is obliquely arranged on one side of the bottom of the support frame (1), the second spring (9) is arranged on the flow guide plate (8), and the second buffer plate (10) is arranged on the flow guide plate (8) through the second spring (9).

2. A transfer device for a self-propelled corn harvester as defined in claim 1, wherein: The adjusting mechanism comprises a mounting seat (11), a telescopic device (12) and a camera (13), the mounting seat (11) is arranged on the inner wall of the support frame (1), the telescopic device (12) is arranged on the mounting seat (11), and the output end of the telescopic device (12) is arranged at the bottom of the movable support plate (4); the camera (13) is arranged at the bottom of the movable support plate (4); the telescopic device (12) is an electric telescopic rod, an air pressure telescopic rod or a hydraulic telescopic rod.

3. A transfer device for a self-propelled corn harvester as defined in claim 1, wherein: The upper side and the lower side of the conveying belt (2) are provided with a protection mechanism, and the protection mechanism is located below the discharging port (5), the protection mechanism comprises a support plate (14) fixedly connected with the inner wall of the support frame (1), a third spring (15) arranged on the support plate (14), and a third buffer plate (16) arranged on the third spring (15), and the third buffer plate (16) is parallel to the conveying belt (2).

4. The transfer of a self-propelled corn harvester according to claim 1, characterized in that: The upper side of the fixed support plate (3) and the movable support plate (4) is provided with a limiting frame (17) fixedly connected with the top of the support frame (1), and the top size of the limiting frame (17) is greater than the bottom size.

5. The transfer of a self-propelled corn harvester according to claim 1, characterized in that: The outer surface of the conveying belt (2) is provided with a plurality of lifting edges (18) parallel along the width direction.

6. A transfer device for a self-propelled corn harvester as defined in claim 1, wherein: The bottom of the fixed support plate (3) is provided with a baffle (19), and the bottom of the baffle (19) is slightly higher than the top of the lifting edge (18) below.

7. The transfer of a self-propelled corn harvester according to claim 1, characterized in that: The two sides of the flow guide plate (8) are provided with limiting plates (20) fixedly connected with the support frame (1).

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