CN214676612U - Be applied to board-like header of track corn harvester plucking ear of grain - Google Patents
Be applied to board-like header of track corn harvester plucking ear of grain Download PDFInfo
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- CN214676612U CN214676612U CN202120434253.5U CN202120434253U CN214676612U CN 214676612 U CN214676612 U CN 214676612U CN 202120434253 U CN202120434253 U CN 202120434253U CN 214676612 U CN214676612 U CN 214676612U
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Abstract
The utility model particularly relates to a plate type header applied to a crawler corn harvester for picking up ears, which comprises a header frame, an ear picking bracket arranged on the header frame, a seedling dividing cover, a feeding screw feeder and a reverse mechanism, and a stem pulling roller, an ear picking plate and a seedling shifting chain arranged on the ear picking bracket; the header frame is welded into a frame type by adopting sectional materials; the reversal mechanism comprises a reversal chain, a driving sprocket, a fixed sprocket, a tension sprocket and a safety clutch sprocket, a main transmission shaft and a reversal shaft are arranged on the header rack, the driving sprocket is arranged on the main transmission shaft, the fixed sprocket and the tension sprocket are arranged on the header rack, the driving sprocket, the fixed sprocket and the tension sprocket are arranged in the reversal chain in an all-meshed mode, the safety clutch sprocket is arranged outside the reversal chain in a meshed mode, the direction of the safety clutch sprocket is opposite to that of the driving sprocket, the safety clutch sprocket is arranged on the reversal shaft, an auger main sprocket and a gear box main sprocket are further arranged on the reversal shaft, the auger main sprocket is in transmission connection with a feeding auger, and the gear box main sprocket is in transmission connection with a corresponding stem pulling roller.
Description
Technical Field
The utility model belongs to the technical field of the corn harvester header, especially, relate to a be applied to crawler corn harvester and pluck board-like header of ear of grain.
Background
Corn harvesters on the current market are divided into two major types, namely a direct seed harvesting type and an ear picking type according to different harvesting modes, and the ear picking type corn harvester consists of: the header is the first working part of the harvester contacting with crops, and the working efficiency of the header also directly influences the harvesting performance of the whole harvester. The frame of the existing ear picking plate type header of the crawler corn harvester is in a split assembly type, the structure is complex, a gear set needs to be added for transmission of a stalk pulling roller of the existing ear picking plate type header of the crawler corn harvester to serve as a reverse mechanism, the transmission of the reverse mechanism is complex, the cost is high, the overall weight of the header is heavy, the center of gravity of the corn harvester is made to be forward overall, and harvesting operation is affected.
SUMMERY OF THE UTILITY MODEL
The problem that the structure is complicated for solving the caterpillar band corn harvester plucks the board-like header of ear of grain that prior art exists, the utility model provides a be applied to caterpillar band corn harvester and pluck board-like header of ear of grain.
In order to solve the technical problem, the technical scheme adopted by the utility model is that the ear picking plate type cutting table applied to the crawler corn harvester comprises a cutting table frame, an ear picking bracket, a stem pulling roller, an ear picking plate, a seedling pulling chain, a seedling dividing cover, a feeding screw feeder and a reverse mechanism; the header frame is welded into a frame type by adopting sectional materials; the ear picking bracket, the seedling dividing cover, the feeding auger and the reverse mechanism are all arranged on the header frame; the stem pulling roller, the ear picking plate, the seedling shifting chain and the seedling dividing cover are sequentially arranged from bottom to top, and the feeding screw feeder is arranged behind the seedling dividing cover and the stem pulling roller;
reversal mechanism includes reversal chain, drive sprocket, fixed sprocket, sprocket and safety clutch sprocket, be provided with final drive shaft and reversal axle in the header frame, drive sprocket sets up on final drive shaft, fixed sprocket and sprocket all set up in the header frame, drive sprocket, fixed sprocket and sprocket all mesh and set up in the reversal chain, the meshing of safety clutch sprocket sets up outside the reversal chain, safety clutch sprocket and sprocket's direction of rotation is opposite, safety clutch sprocket sets up on the reversal axle, the epaxial screw feeder main sprocket and the gear box main sprocket that still is provided with of reversal, the screw feeder main sprocket is connected with feeding screw feeder transmission, the gear box main sprocket is connected with the stalk-pulling roller transmission that corresponds.
Preferably, the header frame includes the frame body, the equal welded fastening in both sides of frame body has the curb plate, two still welded fastening has the crossbeam between the curb plate, the both ends of crossbeam all welded fastening have the connecting rod, the connecting rod is connected with track corn harvester. The header frame adopts frame-type welded structure, and simple structure is compact for current header frame, and light in weight, and simple manufacture.
Preferably, the ear picking plate type header further comprises a stalk pulling gear box, an output shaft of the stalk pulling gear box is in transmission connection with a corresponding stalk pulling roller, an input shaft of the stalk pulling gear box is provided with a stalk pulling driven sprocket, a gear box main sprocket is in transmission connection with the stalk pulling driven sprocket through a stalk pulling chain, and a stalk pulling tension wheel matched with the stalk pulling chain is arranged on the header frame. The transmission connection structure of the main chain wheel of the gear box and the corresponding stalk-pulling roller is simple and reliable, and the cost is lower.
Furthermore, an auger driven chain wheel is arranged at the shaft end of the feeding auger, the auger main chain wheel and the auger driven chain wheel are in transmission connection through an auger chain, and an auger tension wheel matched with the auger chain is arranged on the header rack. The transmission connection structure of the auger main chain wheel and the feeding auger is simple and reliable, and the cost is lower.
Furthermore, the stalk-pulling roller adopts a hexagonal plate type stalk-pulling roller; the ear picking support is provided with a grass removing knife matched with the stalk pulling plate of the stalk pulling roller. The six-edged plate type stalk-pulling roller has high stalk-pulling efficiency, is not easy to break stalks and block, and is matched with the ear-picking plate to pick ears, so that seeds are not easy to knock; the arrangement of the grass clearing knife further prevents the stalk-pulling roller from being wound by weeds.
Has the advantages that: the ear picking plate type header applied to the crawler corn harvester of the utility model adopts the frame type welding structure, has simple and compact structure, light weight and simple manufacture compared with the prior header frame; the transmission of the reversing mechanism adopts the chain wheel and the chain to reverse, and compared with the traditional gear reversing mechanism, the quantity of parts is reduced, the transmission layout is simplified, the header transmission is simpler and more stable, the realization is more convenient, and the cost is lower; the stalk-pulling roller adopts a six-edge plate type stalk-pulling roller, has high stalk-pulling efficiency, is continuous in stalk pulling and free of blockage, is matched with an ear-picking plate to have high ear-picking efficiency, is free of knocking seeds and has low cost; the rotating speed of the front-end stalk-pulling roller is adjusted by replacing the stalk-pulling driven chain wheels with different tooth numbers, so that the crawler-type corn harvester is suitable for different varieties of crops in different periods, and the good harvesting quality and harvesting efficiency of the crawler-type corn harvester are guaranteed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic side view of a ear picking plate header of a crawler corn harvester;
fig. 2 is a schematic top view of the ear picking plate type header applied to the crawler corn harvester of the present invention;
fig. 3 is a schematic sectional view of a stalk pulling roller and a reel chain of the ear picking plate type header applied to the crawler corn harvester of the utility model;
FIG. 4 is a schematic view of the transmission principle of the reversing mechanism of the ear picking plate type header of the crawler corn harvester of the present invention;
fig. 5 is a schematic three-dimensional structure diagram of a header frame of the ear picking plate type header applied to the crawler corn harvester of the present invention;
in the figure: 1. a header frame 1-1, a frame body 1-2, side plates 1-3, a cross beam 1-4, a connecting rod 2, an ear picking bracket 3, a stem pulling roller 4, an ear picking plate 5, a seedling pulling chain 6, a seedling dividing cover 7, a feeding screw 8, a reverse mechanism 8-1, a reverse chain 8-2, a driving sprocket 8-3, a fixed sprocket 8-4, the automatic straw pulling device comprises a tensioning chain wheel, 8-5 parts of a safety clutch chain wheel, 9 parts of a main transmission shaft, 10 parts of a reversing shaft, 11 parts of an auger main chain wheel, 12 parts of a gear box main chain wheel, 13 parts of a straw pulling gear box, 14 parts of a straw pulling driven chain wheel, 15 parts of a straw pulling chain, 16 parts of an auger driven chain wheel, 17 parts of an auger chain, 18 parts of an auger tensioning wheel, 19 parts of a straw clearing knife, 20 parts of a tensioning force adjusting device, 21 parts of a straw pulling adjusting device, 22 parts of a straw pulling tensioning wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Example 1
As shown in fig. 1-5, a plate-type ear picking header applied to a crawler corn harvester comprises a header frame 1, an ear picking bracket 2, a stem pulling roller 3, an ear picking plate 4, a seedling pulling chain 5, a seedling dividing cover 6, a feeding auger 7 and a reverse mechanism 8; the header frame 1 is welded into a frame type by adopting sectional materials; the ear picking bracket 2, the seedling dividing cover 6, the feeding screw feeder 7 and the reverse mechanism 8 are all arranged on the header frame 1; the stem pulling rollers 3, the ear picking plates 4 and the seedling shifting chains 5 are all arranged on the ear picking supports 2, the stem pulling rollers 3 are arranged in pairs, the rotation directions of the pair of stem pulling rollers 3 are opposite, the stem pulling rollers 3, the ear picking plates 4, the seedling shifting chains 5 and the seedling dividing cover 6 are sequentially arranged from bottom to top, and the feeding screw feeder 7 is arranged behind the seedling dividing cover 6 and the stem pulling rollers 3;
the reversing mechanism 8 comprises a reversing chain 8-1, a driving sprocket 8-2, a fixed sprocket 8-3, a tension sprocket 8-4 and a safety clutch sprocket 8-5, a main transmission shaft 9 and a reversing shaft 10 are arranged on the header frame 1, the driving sprocket 8-2 is arranged on the main transmission shaft 9, the fixed sprocket 8-3 and the tension sprocket 8-4 are both arranged on the header frame 1, a tension adjusting device 20 is arranged on the side of the tension sprocket 8-4, the tension adjusting device 20 is used for adjusting the tension between the tension wheel and the reversing chain 8-1, the driving sprocket 8-2, the fixed sprocket 8-3 and the tension sprocket 8-4 are all meshed with the reversing chain 8-1, the safety clutch sprocket 8-5 is meshed with the reversing chain 8-1, the rotation directions of the safety clutch chain wheel 8-5 and the driving chain wheel 8-2 are opposite, the safety clutch chain wheel 8-5 is arranged on the reverse shaft 10, an auger main chain wheel 11 and a gear box main chain wheel 12 are further arranged on the reverse shaft 10, the auger main chain wheel 11 is in transmission connection with the feeding auger 7, and the gear box main chain wheel 12 is in transmission connection with the corresponding stem-pulling roller 3.
In this embodiment, as shown in fig. 5, the header frame 1 includes a frame body 1-1, side plates 1-2 are welded and fixed to both sides of the frame body 1-1, a cross beam 1-3 is further welded and fixed between the two side plates 1-2, connecting rods 1-4 are welded and fixed to both ends of the cross beam 1-3, and the connecting rods 1-4 are connected to the crawler corn harvester.
In this embodiment, in order to further simplify the transmission mechanisms of the stalk-pulling rollers 3 and the feeding auger 7, as shown in fig. 1, 2 and 4, the ear picking plate type header further includes a stalk-pulling gear box 13, an output shaft of the stalk-pulling gear box 13 is in transmission connection with the corresponding stalk-pulling roller 3, an input shaft of the stalk-pulling gear box 13 is provided with a stalk-pulling driven sprocket 14, the gear box main sprocket 12 is in transmission connection with the stalk-pulling driven sprocket 14 through a stalk-pulling chain 15, and the header frame 1 is provided with a stalk-pulling tension wheel 22 engaged with the stalk-pulling chain 15; the feeding screw conveyor 7 is characterized in that a screw conveyor driven chain wheel 16 is arranged at the shaft end, a screw conveyor main chain wheel 11 and a screw conveyor driven chain wheel 16 are in transmission connection through a screw conveyor chain 17, and a screw conveyor tension wheel 18 matched with the screw conveyor chain 17 is arranged on the header rack 1.
In the present embodiment, in order to improve the working efficiency of the stalk-pulling roll 3, as shown in fig. 3, the stalk-pulling roll 3 is a hexagonal plate type stalk-pulling roll; the ear picking bracket 2 is provided with a grass removing knife 19 matched with the stem pulling plate of the stem pulling roller 3; the ear picking support 2 is provided with a stem pulling adjusting device 21, and the stem pulling adjusting device 21 is used for adjusting the distance between the pair of stem pulling rollers 3.
The working principle is as follows:
firstly, a main transmission shaft 9 rotates to drive a driving chain wheel 8-2 to rotate, the driving chain wheel 8-2 rotates to drive a safety clutch chain wheel 8-5 to rotate through a reverse rotation chain 8-1, at the moment, the rotation directions of the safety clutch chain wheel 8-5 and the driving chain wheel 8-2 are opposite, the safety clutch chain wheel 8-5 drives a reverse rotation shaft 10 to rotate, the reverse rotation shaft 10 rotates to simultaneously drive an auger main chain wheel 11 and a gear box main chain wheel 12 to rotate, the gear box main chain wheel 12 sequentially drives a stalk pulling chain 15, a stalk pulling driven chain wheel 14, a stalk pulling gear box 13 and corresponding stalk pulling rollers 3 to rotate, and meanwhile, the auger main chain wheel 11 sequentially drives an auger chain 17, an auger driven chain wheel 16 and a feeding auger 7 to rotate.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a be applied to crawler corn harvester and pluck board-like header of ear of grain which characterized in that: comprises a header frame (1), an ear picking bracket (2), a stem pulling roller (3), an ear picking plate (4), a seedling pulling chain (5), a seedling dividing cover (6), a feeding screw feeder (7) and a reverse mechanism (8); the header frame (1) is welded into a frame type by adopting sectional materials; the ear picking bracket (2), the seedling dividing cover (6), the feeding screw feeder (7) and the reverse mechanism (8) are all arranged on the header frame (1); the stem pulling roller (3), the ear picking plate (4) and the seedling shifting chain (5) are all arranged on the ear picking support (2), the stem pulling roller (3), the ear picking plate (4), the seedling shifting chain (5) and the seedling dividing cover (6) are sequentially arranged from bottom to top, and the feeding screw feeder (7) is arranged behind the seedling dividing cover (6) and the stem pulling roller (3);
reversal mechanism (8) are including reversal chain (8-1), drive sprocket (8-2), fixed sprocket (8-3), tensioning sprocket (8-4) and safety clutch sprocket (8-5), be provided with final drive shaft (9) and reversal axle (10) on header frame (1), drive sprocket (8-2) set up on final drive shaft (9), fixed sprocket (8-3) and tensioning sprocket (8-4) all set up on header frame (1), drive sprocket (8-2), fixed sprocket (8-3) and tensioning sprocket (8-4) all mesh and set up in reversal chain (8-1), safety clutch sprocket (8-5) mesh sets up outside reversal chain (8-1), the direction of rotation of safety clutch sprocket (8-5) and drive sprocket (8-2) is mutually rotated Conversely, safety clutch sprocket (8-5) set up on reversal shaft (10), still be provided with screw feeder main chain wheel (11) and gear box main chain wheel (12) on reversal shaft (10), screw feeder main chain wheel (11) are connected with feeding screw feeder (7) transmission, gear box main chain wheel (12) are connected with corresponding stem drawing roller (3) transmission.
2. The plate type header applied to the crawler corn harvester for picking ears as claimed in claim 1, is characterized in that: the header frame (1) comprises a frame body (1-1), side plates (1-2) are welded and fixed on two sides of the frame body (1-1), cross beams (1-3) are welded and fixed between the side plates (1-2), connecting rods (1-4) are welded and fixed on two ends of the cross beams (1-3), and the connecting rods (1-4) are connected with the crawler corn harvester.
3. The plate type header applied to the crawler corn harvester for picking ears as claimed in claim 1, is characterized in that: this pluck ear of grain plate formula header still includes draws stem gear box (13), the output shaft that draws stem gear box (13) is connected with the transmission of drawing stem roller (3) that corresponds, it draws stem from sprocket (14) to be provided with on the input shaft of stem gear box (13), gear box main sprocket (12) are connected with drawing stem from sprocket (14) transmission through drawing stem chain (15), be provided with on header frame (1) and draw stem tension pulley (22) with drawing stem chain (15) complex.
4. The plate type header applied to the crawler corn harvester for picking ears as claimed in claim 3, characterized in that: the feeding mechanism is characterized in that an auger driven chain wheel (16) is arranged at the shaft end of the feeding auger (7), an auger main chain wheel (11) and the auger driven chain wheel (16) are in transmission connection through an auger chain (17), and an auger tension wheel (18) matched with the auger chain (17) is arranged on the header rack (1).
5. The plate type header applied to the crawler corn harvester for picking ears as claimed in claim 1, is characterized in that: the stalk-pulling roller (3) adopts a hexagonal plate type stalk-pulling roller; the ear picking support (2) is provided with a grass removing knife (19) matched with the stem pulling plate of the stem pulling roller (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120434253.5U CN214676612U (en) | 2021-02-26 | 2021-02-26 | Be applied to board-like header of track corn harvester plucking ear of grain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120434253.5U CN214676612U (en) | 2021-02-26 | 2021-02-26 | Be applied to board-like header of track corn harvester plucking ear of grain |
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| Publication Number | Publication Date |
|---|---|
| CN214676612U true CN214676612U (en) | 2021-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120434253.5U Active CN214676612U (en) | 2021-02-26 | 2021-02-26 | Be applied to board-like header of track corn harvester plucking ear of grain |
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| CN (1) | CN214676612U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116138043A (en) * | 2023-03-17 | 2023-05-23 | 徐州徐工农业装备科技有限公司 | Header frame construction and corn harvester |
-
2021
- 2021-02-26 CN CN202120434253.5U patent/CN214676612U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116138043A (en) * | 2023-03-17 | 2023-05-23 | 徐州徐工农业装备科技有限公司 | Header frame construction and corn harvester |
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