CN108566813B - Peanut harvester with tedding function - Google Patents

Peanut harvester with tedding function Download PDF

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Publication number
CN108566813B
CN108566813B CN201810349312.1A CN201810349312A CN108566813B CN 108566813 B CN108566813 B CN 108566813B CN 201810349312 A CN201810349312 A CN 201810349312A CN 108566813 B CN108566813 B CN 108566813B
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CN
China
Prior art keywords
adjusting
rod
shaft
gear
case
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201810349312.1A
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Chinese (zh)
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CN108566813A (en
Inventor
陈建爱
汝医
刘凤吉
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Institute of Agro Food Science and Technology of Shandong Academy of Agricultural Sciences
Original Assignee
Institute of Agro Food Science and Technology of Shandong Academy of Agricultural Sciences
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Application filed by Institute of Agro Food Science and Technology of Shandong Academy of Agricultural Sciences filed Critical Institute of Agro Food Science and Technology of Shandong Academy of Agricultural Sciences
Priority to CN201810349312.1A priority Critical patent/CN108566813B/en
Publication of CN108566813A publication Critical patent/CN108566813A/en
Application granted granted Critical
Publication of CN108566813B publication Critical patent/CN108566813B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D29/00Harvesters for peanuts
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D17/00Digging machines with sieving and conveying mechanisms
    • A01D17/08Digging machines with sieving and conveying mechanisms with shaker type screens
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D17/00Digging machines with sieving and conveying mechanisms
    • A01D17/10Digging machines with sieving and conveying mechanisms with smooth conveyor belts, lath bands or rake bands
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D33/00Accessories for digging harvesters

Abstract

The invention discloses a peanut harvester with a tedding function, which comprises a case, a gear box arranged at the upper end of the case, a vibrating screen and an excavating head, wherein the vibrating screen and the excavating head are arranged inside the case, a seedling turning device is arranged at the rear side of the vibrating screen, the vibrating screen is connected with the seedling turning device through a driving chain, the front end of the seedling turning device is arranged at the bottom of the vibrating screen, the rear end of the seedling turning device is arranged close to the rear end of the case, two sides of the seedling turning device are connected with the case, a discharging support is arranged at the rear side of a sample turning device, the discharging support is of an inclined plate-shaped structure, two sides of the discharging support are connected with the case, the upper end of the discharging support is close to the seedling turning device, a rotating gap for rotating the seedling turning device is arranged between two sides of the upper half part of the discharging support and the case, a soil covering device is arranged at one side of the discharging support, a plowing device, the plowing device is connected with the discharging support.

Description

Peanut harvester with tedding function
Technical Field
The invention relates to the technical field of peanut harvesters, in particular to a peanut harvester with a tedding function.
Background
The planting area of the peanuts in China is very large, the previous harvesting work is totally manual, the labor intensity is high, the efficiency is low, the large-scale peanut combine harvester is mainly adopted in the main peanut producing area, the peanut combine harvester excavates, shakes and picks the peanuts, the goods are received at one time, the use of the combine harvester reduces the investment of farmers in cost, saves time, improves the harvesting speed, but the combined harvester neglects the biological characteristics of the peanuts, the water content of the pods after harvesting is large, the ventilation is not smooth in the airing process, the peanuts can keep higher water content for a longer time, the pods of the peanuts are easy to be infected by fungi such as aspergillus flavus and the like, the continuous harm of harmful fungi from field soil to the pods of the peanuts is increased, the pods of the peanuts are quickly picked after the peanuts are harvested, the post-ripening of the pods of the peanuts loses practical significance, thereby causing the reduction of the quality of the peanuts and the outbreak of mycotoxins such as aflatoxin and the like, and the peanut harvester in the prior art has no tedding function.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the peanut harvester with the tedding function, the automatic seedling turning device is additionally arranged in the peanut harvester, the inverted state of peanut seedlings when coming out of a machine box is ensured, meanwhile, the inverted state of the peanut seedlings can be ensured by the matching of the plowing device and the soil covering device, the problem of insufficient airing is solved, the quality of peanuts is improved, and the emergence of mycotoxins such as aflatoxin and the like is avoided by timely drying and airing.
The technical scheme for solving the technical problem is as follows:
a peanut harvester with a tedding function comprises a case, a gear box arranged at the upper end of the case, a vibrating screen and an excavating head arranged in the case, wherein a power output shaft of the gear box is connected with the vibrating screen through a power transmission chain, the excavating head is arranged at the lower side of the front end of the case, the peanut harvester is characterized in that a seedling turning device is arranged at the rear side of the vibrating screen, the vibrating screen is connected with the seedling turning device through a driving chain, the front end of the seedling turning device is arranged at the bottom of the vibrating screen, the rear end of the seedling turning device is arranged close to the rear end of the case, two sides of the seedling turning device are connected with the case, a discharging support is arranged at the rear side of a sample turning device, the discharging support is of an inclined plate-shaped structure, two sides of the discharging support are connected with the case, the upper end of the discharging support is close to the seedling turning device, a rotating gap for rotating the seedling turning, the soil covering device is connected with the discharging support, the other side of the discharging support is provided with a plowing device, the plowing device is arranged on the lower side of the seedling turning device, and the plowing device is connected with the discharging support.
The vibrating screen comprises a screen plate, two eccentric wheels are arranged on two sides of the screen plate, the eccentric wheels are divided into front eccentric wheels and rear eccentric wheels, the two front eccentric wheels are connected through one eccentric shaft, the two rear eccentric wheels are connected through the other eccentric shaft, the two eccentric shafts are connected with the lower end of the screen plate, the outer side of each eccentric wheel is provided with a central rotating shaft, the four eccentric wheels are connected with a case through the central rotating shafts, one of the central rotating shafts is connected with a power transmission chain, and the front eccentric wheels and the rear eccentric wheels which are arranged on the same side are connected through a synchronous chain.
The seedling turning device comprises a transmission belt and a rotary driving lever, the transmission belt is of an annular strip structure, a front supporting shaft is arranged at the front end inside the transmission belt, a rear supporting shaft is arranged at the rear end inside the transmission belt, connecting shafts are arranged at two ends of the front supporting shaft and the rear supporting shaft respectively, the connecting shafts are connected with a case, the front end of the transmission belt is arranged at the lower side of the rear end of a vibrating screen, one of the connecting shafts is connected with a central rotating shaft at the same side through a driving chain, a gear is arranged on each connecting shaft and is arranged on the inner side of the case, the gears at the same side are connected through a stirring chain, a gap is formed between the stirring chain and the inner wall of the case, the rotary driving lever is multiple in number and comprises a supporting rod and a driving lever, the lower end of the supporting rod is perpendicularly connected with the outer side of.
The diameter of the rear supporting shaft is larger than that of the front supporting shaft, a gear on the rear supporting shaft is marked as a rear gear, a gear on the front supporting shaft is marked as a front gear, and the diameter of the rear gear is larger than that of the front gear.
The upper end of vaulting pole is equipped with the rotating head, is equipped with the cavity in the vaulting pole, and in the cavity was located to the lower extreme of rotating head, be equipped with in the cavity and stir the spring, stir the lower extreme of spring and be connected with the lower extreme of rotating head under the cavity, stir the upper end of spring and be connected with the lower extreme of rotating head, one side of rotating head and the one end of driving lever are connected, and upper end one side of vaulting pole is equipped.
The utility model discloses a quick-witted case, including the regulation section of thick bamboo, the regulation section of thick bamboo is connected with the upper end of regulation section of thick bamboo, the lower extreme both sides that the earthing device was two, locates the lower extreme both sides that the support of unloading was held in the palm respectively, and the earthing device is including adjusting a section of thick bamboo, adjusting pole, earthing wheel, the upper end of adjusting a section of thick bamboo is connected with the lower extreme of unloading the support, in the upper end of adjusting the pole is located and is adjusted a section of thick bamboo, be equipped with compression spring in adjusting a section of thick bamboo, compression spring's upper end and the last wall connection who adjusts a section of thick bamboo, compression spring's lower extreme and the upper end of adjusting.
The plowing device comprises a supporting rod, a colter and an adjusting shaft, one end of the supporting rod is connected with the inner side of the discharging support, the supporting rod is horizontally arranged, the other end of the supporting rod is vertically connected with a sleeve, a gear adjusting port is arranged on one side of the sleeve, the upper half part of the supporting rod is a vertical rod, an adjusting tooth is arranged on one side of the upper half part of the supporting rod, the adjusting tooth and the gear adjusting port are arranged on the same side, the lower half part of the supporting rod is of a rod-shaped structure with a certain radian, the colter is connected with the inner concave surface of the supporting rod, the end of the adjusting shaft is provided with an adjusting gear, the adjusting gear is arranged on the gear adjusting port, the adjusting gear is matched with the adjusting tooth, the other end of the adjusting shaft is provided with
The invention has the beneficial effects that:
1. according to the invention, the automatic seedling turning device is added in the peanut harvester, so that the peanut seedlings are in an inverted state when coming out of the machine box, meanwhile, the inverted state of the peanut seedlings can be kept by the cooperation of the plowing device and the soil covering device, the problem of insufficient airing is solved, the peanut quality is improved, and the emergence of mycotoxins such as aflatoxin and the like is avoided by timely drying and airing.
2. According to the invention, peanut seedlings are inversely aired in the field for 2-3 days, when the water content of the kernels is 20% -25%, picking is started in the field, the water content of the pods is low, soil shaking is facilitated, the working strength is reduced, the working efficiency is improved, the picked pods are cleaner, picking is easier, the peanuts can be picked easily, the force is saved, and meanwhile, the nutrient in the plant is facilitated to be continuously transferred to the seeds in the process of inversely airing, and the peanut yield is increased.
3. According to the vibrating screen, the front eccentric wheel and the rear eccentric wheel of the vibrating screen are connected through the chain, so that the problem that the front eccentric wheel and the rear eccentric wheel are damaged due to the fact that the rotating directions are asynchronous in the rotating process can be solved, meanwhile, the problem of impact between the screen plate and the eccentric shaft is solved, noise is reduced, and the service life of equipment is prolonged.
4. The peanut seedlings can be supported by the driving lever when passing through the seedling turning device, so that the vertical standing state of the peanut seedlings is guaranteed, the driving lever can stir the upper ends of the peanut seedlings when the peanut seedlings slide down, the upper ends of the peanut seedlings are guaranteed to fall to the ground first, the turning process of the peanut seedlings is achieved, the problem that different falling states of the peanut seedlings occur after falling to the ground is solved, the peanut seedlings can only fall in an inverted mode, and the inverted airing function is achieved.
5. According to the peanut seedling poking device, the stay bar is connected with the poking rod in a rotating mode, the process that the stay bar and the poking rod can rotate along with the poking chain in a circumferential mode in a small gap is achieved, space is saved, equipment is more compact, the poking spring achieves the automatic reset function of the poking rod, peanut seedlings can be automatically assisted to stand and poke, the peanut seedling poking device is simple and easy to achieve, and cost is low.
6. The discharging support can ensure that peanut seedlings after inversion and handstand can smoothly reach the ground, prevents the peanut seedlings from deviating in the falling process, and ensures the handstand effect.
7. The plowing device can form a fixing groove for peanut seedlings, the problem that the peanut seedlings cannot stand on the ground is solved, meanwhile, the height of the coulter can be adjusted according to different lands and peanut seedlings with different heights by adjusting the handle, the proper depth of the fixing groove formed in the coulter is ensured, the problems of over-depth and over-shallow are avoided, and meanwhile, the adjustment is simple and convenient, the operation is easy, and the time is saved.
8. The soil covering wheel disclosed by the invention can be used for timely burying the peanut seedlings in soil, so that the peanut seedlings are prevented from tilting, inverted airing of the peanut seedlings is guaranteed, the height of the soil covering wheel can be automatically adjusted through the compression spring, the complexity of manual adjustment and burying is avoided, the time is saved, and the automatic adjustment is more accurate.
Drawings
FIG. 1 is a first general structural diagram of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is an overall vertical sectional view of the present invention;
FIG. 4 is a schematic view of the plow assembly of the present invention;
FIG. 5 is a schematic illustration of the shaker of the present invention;
FIG. 6 is a seedling turning device of the present invention;
FIG. 7 is an enlarged view of FIG. 6 of the present invention;
FIG. 8 is a schematic view of the structure of the soil covering device of the present invention.
In the figure, 1-chassis; 2-a gearbox; 201-power transmission chain; 3-digging head; 4-unloading support; 401-rotation gap; 5-seedling turning device; 501-a transmission belt; 502-rear gear; 503-rear connecting shaft; 504-rear support shaft; 505-toggle chain; 506-front support shaft; 507-a front connecting shaft; 508-front gear; 6-a plowing device; 601-a support bar; 602-a sleeve; 603-gear adjusting port; 604-an adjusting gear; 605-adjustment teeth; 606-a coulter; 607-a supporting rod; 608-a connecting rod; 609-an adjustment shaft; 610-adjusting the handle; 7-vibrating screen; 701-a sieve plate; 702-an eccentric wheel; 703-an eccentric shaft; 704-a central rotating shaft; 705-synchronization chain; 706-driving the chain; 8-rotating the deflector rod; 801-stay bar; 802-driving lever; 803-limiting plate; 804-rotating the head; 805-toggle spring; 9-a soil covering device; 901-an adjusting cylinder; 902-anchor bolts; 903-fixing hole; 904-soil covering wheel; 905-adjusting rod; 906-compression spring.
Detailed Description
For a better understanding of the present invention, embodiments thereof are explained in detail below with reference to the accompanying drawings.
As shown in fig. 1-3, a peanut harvester with a tedding function comprises a case 1, a gear box 2 arranged at the upper end of the case 1, a vibrating screen 7 arranged inside the case 1, and an excavating head 3, wherein a power output shaft of the gear box 2 is connected with the vibrating screen 7 through a power transmission chain 201, the excavating head 3 is arranged at the lower side of the front end of the case 1, a seedling turning device 5 is arranged at the rear side of the vibrating screen 7, the vibrating screen 7 is connected with the seedling turning device 5 through a driving chain 706, the front end of the seedling turning device 5 is arranged at the bottom of the vibrating screen 7, the rear end of the seedling turning device 5 is arranged close to the rear end of the case 1, two sides of the seedling turning device 5 are connected with the case 1, a discharging tray 4 is arranged at the rear side of the sample turning device 5, the discharging tray 4 is of an inclined plate-shaped structure, two sides of the discharging tray 4 are connected with the case 1, the upper end of the discharging tray 4 is close to the seedling turning device 5, a rotating gap 401 for the, one side of the discharging support 4 is provided with a soil covering device 9, the soil covering device 9 is connected with the discharging support 4, the other side of the discharging support 4 is provided with a plowing device 6, the plowing device 6 is arranged at the lower side of the seedling turning device 5, and the plowing device 6 is connected with the discharging support 4. According to the invention, the automatic seedling turning device 5 is additionally arranged in the peanut harvester, so that the inverted state of peanut seedlings when coming out of the machine box 1 is ensured, meanwhile, the inverted state of the peanut seedlings can be maintained by the cooperation of the plowing device 6 and the soil covering device 9, the problem of insufficient airing is solved, the quality of peanuts is improved, and the explosion of mycotoxins such as aflatoxin and the like is avoided by timely drying and airing; the peanut seedlings are inversely aired in the field for 2-3 days, when the water content of the kernels is 20% -25%, the peanut seedlings are picked up in the field and picked up, the water content of the pods is less, soil shaking is facilitated, the working strength is reduced, the working efficiency is improved, the picked pods are cleaner, the peanut picking is easier, the peanut can be picked easily, the power is saved, nutrients in the plants can be transferred to the seeds continuously in the process of inversely airing, and the peanut yield is increased.
As shown in fig. 5, the vibrating screen 7 includes a screen plate 701, two eccentric wheels 702 are disposed on two sides of the screen plate 701, the eccentric wheels 702 are divided into two front eccentric wheels and two rear eccentric wheels, the two front eccentric wheels are connected with each other through an eccentric shaft 703, the two rear eccentric wheels are connected with each other through another eccentric shaft 703, the two eccentric shafts 703 are connected with the lower end of the screen plate 701, the two eccentric shafts 703 are disposed on the front side and the rear side of the screen plate 701, respectively, a central rotating shaft 704 is disposed on the outer side of each eccentric wheel 702, the four eccentric wheels 702 are rotatably connected with the casing 1 through the central rotating shafts 704, one central rotating shaft 7074 is connected with the power transmission chain 201, the front eccentric wheels and the rear eccentric wheels disposed on the same side are connected with each other through a synchronization chain 705 (only the front eccentric wheel on one side is connected with the rear eccentric wheel through a synchronization chain 705, or the front eccentric wheel and the rear eccentric wheel on the two sides are connected through the synchronous chain), and the synchronous chain 705 is arranged outside the case 1, so that the internal space can be saved, the internal structure is more compact, the gap between the sieve plate 701 and the case 1 is prevented from being too large, and peanut seedlings are prevented from falling from the gap; the arrangement of the synchronous chain 705 can prevent the damage of the front eccentric wheel and the rear eccentric wheel due to the asynchronous rotation direction in the rotation process, simultaneously avoid the impact problem between the sieve plate 701 and the eccentric shaft 703, reduce the noise and protect the service life of the equipment.
As shown in fig. 6, the seedling turning device 5 includes a transmission belt 501 and a rotary shift lever 8, the transmission belt 501 is an annular belt-shaped structure, through holes are uniformly formed on the surface of the transmission belt 501 for facilitating the dropping of soil blocks, a front support shaft 506 is arranged at the front end inside the transmission belt 501, a rear support shaft 504 is arranged at the rear end inside the transmission belt 501, connecting shafts are arranged at both ends of the front support shaft 506 and the rear support shaft 501, the connecting shafts are connected with the chassis 1, the front end of the transmission belt 501 is arranged at the lower side of the rear end of the vibrating screen 7, one of the connecting shafts is connected with a central rotating shaft 704 at the same side through a driving chain 706, each connecting shaft is provided with a gear, the gears are arranged inside the chassis 1, the gears at the same side are connected through a shift chain 505, the rotary shift levers 8 are plural, the rotary shift levers 8 include support levers 801 and a shift lever 802, this clearance size is greater than the diameter of vaulting pole 801 and driving lever 802, the lower extreme of vaulting pole 801 is connected with the outside of stirring chain 505 is perpendicular, the one end of driving lever 802 is connected with the upper end of vaulting pole 801 is perpendicular, driving lever 802 can only rotate towards a direction around the vaulting pole, and can only rotate to the front end direction of quick-witted case 1 by the rear end of quick-witted case 1, and the direction of rotation is opposite with quick-witted case 1 direction of advance, can automatic re-setting after driving lever 802 rotates, and rotatory driving lever 8 can be guaranteed to pass through in the clearance between shale shaker 7 and the quick-witted case 1 inner wall, and rotatory driving lever 8 can not touch back eccentric wheel.
In order to increase the effect of the shift lever 802 and ensure the turning of the peanut seedlings when falling, the diameter of the rear support shaft 504 is larger than that of the front support shaft 506, the gear on the rear support shaft 504 is marked as a rear gear 502, the gear on the front support shaft 506 is marked as a front gear 508, and the diameter of the rear gear 502 is larger than that of the front gear 508, so that the transmission belt has a certain inclination, the peanut seedlings can incline in the standing and conveying process, the shift lever 802 can apply a certain supporting force to the peanut seedlings to prevent the peanut seedlings from tilting in the conveying process, meanwhile, when the peanut seedlings move to the end of the transmission belt 501, the shift lever 802 can shift the peanut seedlings to ensure that the upper ends of the peanut seedlings fall forward, the inverted state of the fallen peanut seedlings is realized, the connecting shaft on the rear support shaft 504 is marked as a rear connecting shaft 503, the connecting shaft on the front support shaft 506 is marked as a front connecting shaft 507, safe use, one of the front connecting shafts 507 is connected with one of the central rotating shafts 704 adjacent to the same side through a driving chain 706.
In order to save the internal space, the driving chain 706 is arranged outside the case 1, so that the peanut seedlings can be prevented from being wound with the driving chain 706 in the case 1, and the normal use and the safe use of the device are ensured.
As shown in fig. 7, in order to realize that shift lever 802 can only rotate around a support rod in one direction, shift lever 802 can automatically reset after rotating, a rotating head 804 is arranged at the upper end of support rod 801, a cavity is arranged in support rod 801, the lower end of rotating head 804 is arranged in the cavity, a shift spring 805 is arranged in the cavity, the lower end of shift spring 805 is connected with the lower end face of the cavity, the upper end of shift spring 805 is connected with the lower end of rotating head 804, one side of rotating head 804 is connected with one end of shift lever 802, a limit plate 803 is arranged at one side of the upper end of support rod 801, shift lever 2 is in contact with limit plate 803 in a normal state, due to the action of limit plate 803, shift lever 802 can only rotate in one direction, due to the action of shift spring 805 after rotating, shift lever 802 can automatically reset under the elastic force, so that rotating shift lever 8 can rotate during rotating, can not be blocked due to insufficient space, and can smoothly rotate along with the toggle chain 505. And the gap between the case 1 and the toggle chain 505 is only required to be larger than the diameters of the toggle rod 802 and the brace rod 801, so that the space is saved, and the structure is more compact.
As shown in fig. 8, the number of the soil covering devices 9 is two, the two soil covering devices are respectively arranged at two sides of the lower end of the discharging support 4, each soil covering device 9 comprises an adjusting cylinder 901, an adjusting rod 905 and a soil covering wheel 904, the upper end of the adjusting cylinder 901 is connected with the lower end of the discharging support 4, the upper end of the adjusting rod 905 is arranged in the adjusting cylinder 901, a compression spring 906 is arranged in the adjusting cylinder 901, the upper end of the compression spring 906 is connected with the upper inner wall of the adjusting cylinder 901, the lower end of the compression spring 906 is connected with the upper end of the adjusting rod 905, when soil covering is carried out, the device can automatically adjust the height of the soil covering wheel 904 under the action of the spring, one side of the adjusting cylinder 901 is provided with a fixing bolt 902, one side of the adjusting rod 905 is provided with a fixing hole 903 near the lower end, the fixing bolt 902 is matched with the fixing hole 903, after use, the adjusting rod 905 can be retracted into, prevent damaging equipment, earthing wheel 904 is connected with the lower extreme of adjusting pole 905 one side, and earthing wheel 904 is certain inclination with quick-witted case 1, observes from the rear side of machine case 1, and two earthing wheels are "eight" word structure of handstand, and earthing wheel 904 can be timely to carry out soil to the peanut seedling and bury, ensures that the peanut seedling can not askew fall, guarantees the sunning of peanut seedling and handstand, and earthing wheel 904's height can be adjusted through compression spring 906 is automatic, has avoided the loaded down with trivial details of manual regulation and burying, has saved the time, and automatically regulated is more accurate.
As shown in fig. 4, the plowing device 6 comprises a supporting rod 601, a supporting rod 607, a colter 606 and an adjusting shaft 609, one end of the supporting rod 601 is connected with the inner side of the discharging support 4, the supporting rod 601 is horizontally arranged, the other end of the supporting rod 601 is vertically connected with the sleeve 602, a gear adjusting port 603 is arranged on one side of the sleeve 602, the upper half part of the supporting rod 607 is a vertical rod, an adjusting tooth 605 is arranged on one side of the upper half part of the supporting rod 607, the adjusting tooth 605 and the gear adjusting port 603 are arranged on the same side, the lower half part of the supporting rod 607 is a rod-shaped structure with a certain radian, the coulter 606 is connected with the inner concave surface of the supporting rod 607, the end of the adjusting shaft 609 is provided with an adjusting gear 604, the adjusting gear 604 is arranged at the gear adjusting port 603, the adjusting gear 604 is matched with the adjusting gear 605, the other end of the adjusting shaft 609 is provided with an adjusting handle 610, the adjusting shaft 609 is fixed through a connecting rod 608, and the upper end of the connecting rod 608 is connected with the supporting rod 601. The plowing device 6 can be used for forming a fixing groove for peanut seedlings, the problem that the peanut seedlings cannot stand on the ground is solved, meanwhile, the coulter 606 is adjusted through the adjusting handle 610 according to different lands and peanut seedlings with different heights, the proper depth of the fixing groove of the coulter 606 is ensured, the problems of over-depth and over-shallow are avoided, and meanwhile, the adjustment is simple and convenient, the operation is easy, and the time is saved.
The principle of the invention is that a tractor with a chassis 1 or other traction devices is connected, a power output shaft of the tractor is connected with a gearbox 2, the height of a coulter 606 is adjusted by rotating an adjusting handle 601 according to the height of peanut seedlings, a fixing bolt 902 is opened to put down a soil covering wheel 904, and peanut harvesting is carried out under the driving of the tractor. The peanut seedlings are collected on the vibrating screen 7 under the action of the digging head 3, most of soil at the roots of the peanut seedlings is shaken off under the action of the vibrating screen 7, meanwhile, the peanut seedlings move to the seedling turning device 5 under the vibration propulsion of the vibrating screen 7, the driving belt 501 drives the peanut seedlings to move forward, meanwhile, the deflector rod 802 has supporting force on the peanut seedlings to prevent the peanut seedlings from tilting, when the rear end of the peanut seedling moving belt driving belt 501 is arranged, the deflector rod 802 can stir the stems at the upper ends of the peanut seedlings to enable the upper ends of the peanut seedlings to fall down firstly, at the moment, the peanuts turn over, meanwhile, the peanut seedlings can fall down along the discharging support 4 to prevent the peanut seedlings from deviating in the falling process, the peanut seedlings are guaranteed to land in an inverted mode, meanwhile, the plowing device provides a fixing groove for the peanut seedlings, the peanut seedlings fall in the inverted fixing groove, the soil covering wheels 904 can bury and fix the two sides of the peanut seedlings through soil, the peanut seedlings are prevented from tilting, and inverted airing of the peanut seedlings is realized.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and these embodiments are encompassed by the appended claims.

Claims (7)

1. A peanut harvester with a tedding function comprises a case, an excavating head, a gear box arranged at the upper end of the case and a vibrating screen arranged in the case, wherein a power output shaft of the gear box is connected with the vibrating screen through a power transmission chain, the excavating head is arranged at the lower side of the front end of the case, the peanut harvester is characterized in that a seedling turning device is arranged at the rear side of the vibrating screen, the vibrating screen is connected with the seedling turning device through a driving chain, the front end of the seedling turning device is arranged at the bottom of the vibrating screen, the rear end of the seedling turning device is arranged close to the rear end of the case, two sides of the seedling turning device are connected with the case, a discharging support is arranged at the rear side of the seedling turning device, the discharging support is of an inclined plate-shaped structure, two sides of the discharging support are connected with the case, the upper end of the discharging support is close to the seedling turning device, a rotating gap for rotating the seedling turning, the soil covering device is connected with the discharging support, the other side of the discharging support is provided with a plowing device, the plowing device is arranged on the lower side of the seedling turning device, and the plowing device is connected with the discharging support.
2. The peanut harvester with tedding function as claimed in claim 1, wherein the vibrating screen comprises a screen plate, two eccentric wheels are arranged on both sides of the screen plate, the eccentric wheels are divided into a front eccentric wheel and a rear eccentric wheel, the two front eccentric wheels are connected with each other through an eccentric shaft, the two rear eccentric wheels are connected with each other through another eccentric shaft, the two eccentric shafts are connected with the lower end of the screen plate, a central rotating shaft is arranged on the outer side of each eccentric wheel, the four eccentric wheels are connected with the machine box through the central rotating shafts, one of the central rotating shafts is connected with a power transmission chain, and the front eccentric wheel and the rear eccentric wheel which are arranged on the same side are connected through a synchronous chain.
3. The peanut harvester with tedding function as claimed in claim 2, wherein the seedling turning device comprises a transmission belt and a rotary shift lever, the transmission belt is of an annular belt-shaped structure, a front supporting shaft is arranged at the front end inside the transmission belt, a rear supporting shaft is arranged at the rear end inside the transmission belt, connecting shafts are arranged at the two ends of the front supporting shaft and the rear supporting shaft respectively, the connecting shafts are connected with the case, the front end of the transmission belt is arranged at the lower side of the rear end of the vibrating screen, one of the connecting shafts is connected with one central rotating shaft at the same side through a driving chain, a gear is arranged on each connecting shaft and is arranged at the inner side of the case, the gears at the same side are connected through a shift chain, a gap is arranged between the shift chain and the inner wall of the case, the rotary shift lever is multiple, the rotary shift lever comprises a supporting rod and a shift lever, and, one end of the shifting rod is vertically connected with the upper end of the support rod.
4. The peanut harvester with tedding of claim 3, wherein the diameter of the rear support shaft is larger than the diameter of the front support shaft, the gear on the rear support shaft is designated as a rear gear, the gear on the front support shaft is designated as a front gear, and the diameter of the rear gear is larger than that of the front gear.
5. The peanut harvester with tedding function as claimed in claim 3, wherein the upper end of the supporting rod is provided with a rotating head, the supporting rod is provided with a cavity, the lower end of the rotating head is arranged in the cavity, a stirring spring is arranged in the cavity, the lower end of the stirring spring is connected with the lower end face of the cavity, the upper end of the stirring spring is connected with the lower end of the rotating head, one side of the rotating head is connected with one end of the stirring rod, and one side of the upper end of the supporting rod is provided with a limiting plate.
6. The peanut harvester with tedding function as claimed in claim 1, wherein the number of the soil covering device is two, the two soil covering devices are respectively arranged on two sides of the lower end of the discharging tray, the soil covering device comprises an adjusting cylinder, an adjusting rod and a soil covering wheel, the upper end of the adjusting cylinder is connected with the lower end of the discharging tray, the upper end of the adjusting rod is arranged in the adjusting cylinder, a compression spring is arranged in the adjusting cylinder, the upper end of the compression spring is connected with the upper inner wall of the adjusting cylinder, the lower end of the compression spring is connected with the upper end of the adjusting rod, one side of the adjusting cylinder is provided with a fixing bolt, one side of the adjusting rod is provided with a fixing hole, the fixing bolt is matched with the fixing hole, the soil covering wheel is connected with the lower end.
7. The peanut harvester with tedding function as claimed in claim 1, wherein the plowing device comprises a support rod, a coulter and an adjusting shaft, one end of the supporting rod is connected with the inner side of the discharging support, the supporting rod is horizontally arranged, the other end of the supporting rod is vertically connected with the sleeve, a gear adjusting port is arranged on one side of the sleeve, the upper half part of the support rod is a vertical rod, adjusting teeth are arranged on one side of the upper half part of the support rod, the adjusting teeth and the gear adjusting port are arranged on the same side, the lower half part of the support rod is of a rod-shaped structure with a certain radian, the coulter is connected with the inner concave surface of the support rod, an adjusting gear is arranged at the end part of the adjusting shaft, the adjusting gear is arranged at the position of the gear adjusting joint and is matched with the adjusting teeth, an adjusting handle is arranged at the other end of the adjusting shaft, the adjusting shaft is fixed through a connecting rod, and the upper end of the connecting rod is connected with the support rod.
CN201810349312.1A 2018-04-18 2018-04-18 Peanut harvester with tedding function Expired - Fee Related CN108566813B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109348825A (en) * 2018-11-14 2019-02-19 山东理工大学 Potato picker with soil crushing device detracts separator

Citations (4)

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Publication number Priority date Publication date Assignee Title
US3847225A (en) * 1972-11-16 1974-11-12 Kelley Mfg Co Peanut harvester
US4230188A (en) * 1976-09-17 1980-10-28 Paulk Manufacturing Co., Inc. Peanut digger-shaker-inverter
JP2000157024A (en) * 1998-11-30 2000-06-13 Iseki & Co Ltd Working machine
CN103125197A (en) * 2013-02-20 2013-06-05 山东五征集团有限公司 Peanut excavation windrower

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11127651A (en) * 1997-10-31 1999-05-18 Iseki & Co Ltd Harvest of peanut and device therefor
JPH11155331A (en) * 1997-12-01 1999-06-15 Iseki & Co Ltd Harvester for peanut

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3847225A (en) * 1972-11-16 1974-11-12 Kelley Mfg Co Peanut harvester
US4230188A (en) * 1976-09-17 1980-10-28 Paulk Manufacturing Co., Inc. Peanut digger-shaker-inverter
JP2000157024A (en) * 1998-11-30 2000-06-13 Iseki & Co Ltd Working machine
CN103125197A (en) * 2013-02-20 2013-06-05 山东五征集团有限公司 Peanut excavation windrower

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