CN113768162A

CN113768162A - Peanut shelling device and shelling method thereof

Info

Publication number: CN113768162A
Application number: CN202111060898.8A
Authority: CN
Inventors: 黄永诚
Original assignee: Hainan Yineng Magic Lamp Technology Co ltd
Current assignee: Hainan Yineng Magic Lamp Technology Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2021-12-10

Abstract

The invention discloses a peanut shelling device and a shelling method thereof, wherein the shelling method comprises the following steps: the peanut harvester comprises a case, a first roller and a second roller for rotating and extruding peanuts, a first sliding body and a second sliding body for supporting the first roller to rotate, a distance adjusting mechanism, a screening device and a feeding device for enabling the peanuts to fall between the rollers side by side in sequence. The feeding device comprises a feeding frame, a feeding hopper, a guide plate, a servo motor and a rotating shaft. The two sides of the case are provided with sliding ports, the first sliding body and the second sliding body slide in the sliding ports, and the connecting rods are connected to the first sliding body and the second sliding body. The distance adjusting mechanism comprises a threaded rod and a rotating cylinder, the rotating cylinder is rotatably connected to one side of the case, threads are arranged in the rotating cylinder, and one end of the threaded rod is fixedly connected to the middle of the connecting rod, and the other end of the threaded rod is in threaded connection with the rotating cylinder. The technical problems that the gap distance between two rollers cannot be adjusted according to the size of peanuts, the shelling operation cannot be adjusted, and the processing effect is influenced by the fact that the peanut is piled and falls between the rollers are solved.

Description

Peanut shelling device and shelling method thereof

Technical Field

The application relates to the technical field of agricultural mechanical equipment, in particular to a peanut shelling device and a shelling method thereof.

Background

The peanut is also called peanut and dicotyledon, the vein is reticular vein, and the seed is coated by peanut peel. Peanuts have a long cultivation history in China, and are one of the main oil crops in China. The yield per unit, the total output and the export of peanuts in China all dominate the main peanut producing countries in the same world. In the production process of peanuts in China, the operation links of land plowing, land preparation, irrigation, plant protection and the like are basically mechanized, while the production links of seeding, film laying, harvesting, fruit picking, shelling and the like have few mechanical varieties and can not completely meet the requirements on performance and quality.

Traditional peanut shelling usually adopts the mode of artifical hand shell, comparatively wastes time and energy, and the efficiency of shelling is lower, and the mode of shelling through artifical hand is unfavorable for promoting the production and processing of peanut trade, has consequently had the peanut decorticator of multiform to come out, all adopts mechanical automation's mode to process the peanut to improve work efficiency. However, when extruding the peanut to shelling, the gap size between two rollers can not be adjusted according to the size of the peanut, the operation of adjusting the peanut to shelling with different sizes can not be satisfied, in addition, the peanut drops and always falls into piles when two rollers are used, the piles of peanuts can collide with each other to pop open when being extruded by the rollers, the peanuts popped open are not processed timely, and therefore the processing efficiency and the processing effect are influenced.

Disclosure of Invention

The embodiment of the application provides a peanut shelling device and a shelling method thereof, and is used for solving the technical problems that when an existing roller extrusion type peanut shelling machine shells peanuts, the gap distance between two rollers cannot be adjusted, the shelling operation cannot be adjusted according to the size of the peanuts, and the processing effect is influenced because the peanut generation piles fall between the rollers.

In view of this, the present application provides a peanut shelling device, comprising: the peanut harvester comprises a feeding device, a case, a roller for extruding peanuts, a sliding body, a distance adjusting mechanism and a screening device;

the feeding device comprises a feeding frame, a feeding hopper, a guide plate, a servo motor and a rotating shaft, the feeding frame is arranged at the top of the case, the feed hopper is arranged in the feed frame, one ends of two sides of the guide plate are respectively hinged with two sides in the feed frame, the guide plate is positioned below the feed hopper, the rotating shaft is rotatably arranged in the feeding frame, the rotating shaft is arranged below the guide plate and at one end of the guide plate far away from the hinged end, the top surface of the guide plate is provided with a plurality of guide grooves, the rotating shaft is provided with an eccentric wheel disc, the circumferential surface of the eccentric wheel disc is abutted against the bottom surface of the guide plate, the servo motor is arranged on the outer side of the feeding frame, one end of the rotating shaft penetrates through the outer part of the feeding frame and is provided with a gear, and the gear is meshed and connected with a gear arranged on an output shaft of the servo motor; a rectangular opening is formed below the feed hopper and is positioned above the hinged end of the guide plate; the top of the case is provided with a feed inlet for the peanuts to fall into the case from one end of the guide plate;

the roller and the screening device are both arranged in the case, the screening device is arranged below the roller, and a discharge hole is formed below one side of the case;

the sliding bodies comprise a first sliding body and a second sliding body, sliding ports are formed in two sides of the case, sliding rails are arranged on the upper portion and the lower portion of each sliding port, sliding grooves matched with the sliding rails to slide are formed in the first sliding body and the second sliding body, and a connecting rod used for connecting the first sliding body and the second sliding body is arranged between the first sliding body and the second sliding body;

the roller wheels comprise a first roller wheel and a second roller wheel, two ends of the first roller wheel are respectively connected with the first sliding body and the second sliding body in a rotating mode, a first motor is installed on the first sliding body and is in driving connection with the first roller wheel, two ends of the second roller wheel are respectively connected with two sides of the case in a rotating mode, a second motor is installed on the outer side of the case, and the second motor is connected with the second roller wheel in a rotating mode;

the distance adjusting mechanism comprises a threaded rod and a rotating cylinder, the rotating cylinder is rotatably connected to one side of the case, threads are arranged in the rotating cylinder, one end of the threaded rod is fixedly connected to the middle of the connecting rod, and the other end of the threaded rod is in threaded connection with the rotating cylinder through the threads.

Optionally, two eccentric discs are oppositely mounted on the rotating shaft, and the two eccentric discs respectively act on two sides of the bottom surface of the guide plate.

Optionally, the guide plate and the eccentric wheel disc are both made of wear-resistant materials.

Optionally, the screening device comprises a shell and kernel separation plate and an impurity separation plate;

the shell and kernel separating plate is arranged below the roller wheel, and a plurality of shell separating through holes for peanut kernels to fall through are formed in the shell and kernel separating plate;

the impurity separation plate is installed shell benevolence separation plate below, be equipped with a plurality of edulcoration through-hole that is used for the impurity piece to drop on the impurity separation plate.

Optionally, the shell-core separation plate and the impurity separation plate are both inclined at a certain angle relative to the horizontal plane, and the inclination directions of the shell-core separation plate and the impurity separation plate are opposite;

the low side of the impurity separation plate is located at the discharge port, the discharge port is provided with a discharge hopper, the kernel collecting box is arranged below an opening of the discharge hopper, and the impurity collecting box is arranged below the impurity separation plate.

Optionally, the shell and kernel separating plate and the impurity separating plate are both provided with a vibration device.

Optionally, a rocking handle is arranged at one end of the rotating cylinder, which is located outside the case.

Optionally, one end of the threaded rod penetrates through the rotating cylinder and extends out of the case, and the extending end is marked with scale marks.

The invention also provides a peanut shelling method of the peanut shelling device, which comprises the following steps:

s1, checking the size of the peanuts to be processed, adjusting the size of the gap between the first roller and the second roller according to the size of the peanuts, and rotating the adjusting rotating cylinder to push the threaded rod through the matching of threads in the process of adjusting the gap between the rollers, so that the threaded rod drives the sliding body and the first roller to move;

s2: before a large amount of peanuts are poured into the feeding hopper, the first motor and the second motor are started, the rotating directions of the first motor and the second motor are controlled to be opposite, and then the peanuts needing to be processed in the step S1 are poured into the feeding hopper;

s3: after the peanuts are poured into the feeding hopper, the peanuts are scattered and fall into the guide grooves from the rectangular opening below the feeding hopper, the peanuts slide to the other end along one end of each guide groove, the servo motor is started to drive the eccentric wheel disc to rotate, the guide plates regularly swing up and down at the moment to enable the peanuts to fall into a gap between the first roller wheel and the second roller wheel from the feeding hole at the top of the machine box side by side in sequence, and peanut shells and peanut kernels are separated after the peanuts are extruded;

s4: the peanut shells and the peanut kernels fall on the shell and kernel separating plate together, the peanut shells slide to the lower side and fall into the impurity collecting box, the peanut kernels fall on the impurity separating plate through the shell separating through holes, and the peanut kernels pass through the shell separating through holes under the action of the vibration device;

s5: the sundry waste materials dropping on the impurity separation plate along with the peanut kernels fall into the sundry box from the impurity removing through holes, and the sundry waste materials pass through the impurity removing through holes under the action of the vibration device;

s6: peanut kernels slide to the lower side from the impurity separation plate and are discharged from an opening of a discharge hopper arranged at the discharge port and fall into a kernel collecting box.

In step S4, it is observed whether there are unhulled peanuts in the trash bin, and if there are unhulled peanuts in the trash bin, it indicates that the gap between the rollers is too large, and at this time, the rocking handle can be rotated to adjust and reduce the gap between the two rollers, so that the hulling effect is more sufficient.

According to the technical scheme, the embodiment of the application has the following advantages:

the utility model provides a peanut device that shells, when pouring a large amount of peanuts into the feeder hopper, the peanut will fall on the guide plate from the feeder hopper, because guide plate one end articulates in the feeding frame, consequently, the guide plate other end can be around the pin joint downwardly rotating under the effect of gravity, because the periphery of eccentric rim plate is all the time with the bottom surface laminating contact of guide plate when rotating eccentric rim plate, consequently, when servo motor drives the axis of rotation and rotates, install and can support the guide plate and do the up-and-down motion around the pin joint at the epaxial eccentric rim plate of rotation, make the peanut can slide to the other end and drop in proper order between two running rollers along the hinge end in the guiding gutter, avoid the flower to generate to pile and drop in the process clearance between two running rollers. When the gap between the first roller and the second roller is adjusted according to the size of peanuts, one end of the threaded rod is fixedly connected with the connecting rod, the other end of the threaded rod is in threaded connection with the rotating cylinder, and the rotating cylinder is rotatably connected to one side of the case, so that when the rotating cylinder is rotated, the threaded rod can move along the direction of the central shaft. Because the connecting rod is fixed connection first slider and second slider respectively, first slider and second slider can slide in the sliding port of quick-witted case both sides respectively, consequently first slider and second slider also move along with it when the threaded rod promotes to rotate the first running roller of connecting on first slider and second slider and also remove along with it, realized the accessible and rotated the mesh that the clearance distance between first running roller and the second running roller was adjusted to the drum. Synthesize more than, this application has been solved current running roller extrusion formula peanut sheller and has been adjusted the clearance distance between two running rollers when shelling the peanut and can not be adjusted, unsatisfied size according to the peanut adjust the shelling operation and the technical problem that the flower formation is piled and is fallen between the running roller and influence the processing effect.

Drawings

FIG. 1 is a schematic view of the overall structure of a peanut shelling device provided in an embodiment of the present application;

FIG. 2 is a schematic sectional front view of a peanut shelling device provided in an embodiment of the present application;

FIG. 3 is a schematic structural view of a pitch adjusting mechanism and a roller in a peanut shelling device provided in an embodiment of the present application;

FIG. 4 is a schematic structural view of a case of a peanut shelling device provided in an embodiment of the present application;

fig. 5 is a schematic structural view of a feeding device of a peanut shelling device provided in the embodiment of the application.

Wherein the reference numerals are:

1. a chassis; 101. a sliding port; 102. a slide rail; 103. a discharge port; 104. a trash box placing port; 105. a feed inlet; 2. a first roller; 3. a second roller; 4. a rotating shaft; 5. a first slider; 6. a second sliding body; 7. a connecting rod; 8. a threaded rod; 9. rotating the cylinder; 901. a rocking handle; 10. a chute; 11. a feeding frame; 12. a shell and kernel separating plate; 13. an impurity separation plate; 14. a vibration device; 15. a discharge hopper; 16. a trash collection box; 1601. a handle; 17. a kernel collecting box; 18. a first motor; 19. a second motor; 20. a belt; 21. a feed hopper; 22. a baffle; 2201. a diversion trench; 2202. a hinged lever; 23. a servo motor; 24. a rotating shaft; 2401. an eccentric wheel disc; 2402. a gear.

Detailed Description

In order to make the technical solutions of the present application better understood, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application. In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected unless explicitly stated or limited otherwise; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.

Example 1

For ease of understanding, referring to fig. 1-5, the present application provides an embodiment of a peanut shelling apparatus comprising: the peanut harvester comprises a feeding device, a case 1, a roller for extruding peanuts, a sliding body, a distance adjusting mechanism and a screening device; the feeding device comprises a feeding frame 11, a feeding hopper 21, a guide plate 22, a servo motor 23 and a rotating shaft 24, the feeding frame 11 is installed at the top of the case 1, the feeding hopper 21 is installed inside the feeding frame 11, one end of two sides of the guide plate 22 is respectively hinged to two sides inside the feeding frame 11, the guide plate 22 is located below the feeding hopper 21, the rotating shaft 24 is rotatably installed inside the feeding frame 11, the rotating shaft 24 is installed below the guide plate 22 and is located at one end of the guide plate 22 far away from a hinged end, the top surface of the guide plate 22 is provided with a plurality of guide grooves 2201, the rotating shaft 24 is provided with an eccentric wheel disc 2401, the circumferential surface of the eccentric wheel disc 2401 is abutted to the bottom surface of the guide plate 22, the servo motor 23 is installed outside the feeding frame 11, one end of the rotating shaft 24 penetrates through the outside of the feeding frame 11 and is provided with a gear 2402, and the gear 2402 is meshed with a gear installed on an output shaft of the servo motor 23; a rectangular opening is arranged below the feed hopper 21 and is positioned above the hinged end of the guide plate 22; the top of the case 1 is provided with a feed inlet 105 for peanuts to fall into the case 1 from one end of the guide plate 22; the roller and the screening device are both arranged in the case 1, the screening device is arranged below the roller, and a discharge hole 103 is arranged below one side of the case 1; the sliding bodies comprise a first sliding body 5 and a second sliding body 6, sliding ports 101 are arranged on two sides of the case 1, sliding rails 102 are arranged on the upper portion and the lower portion of each sliding port 101, sliding grooves 10 matched with the sliding rails 102 to slide are arranged on the first sliding body 5 and the second sliding body 6, and a connecting rod 7 used for connecting the first sliding body 5 and the second sliding body 6 is arranged between the first sliding body 5 and the second sliding body 6; the roller wheels comprise a first roller wheel 2 and a second roller wheel 3, two ends of the first roller wheel 2 are respectively and rotatably connected with a first sliding body 5 and a second sliding body 6, a first motor 18 is installed on the first sliding body 5, the first motor 18 is in driving connection with the first roller wheel 2, two ends of the second roller wheel 3 are respectively and rotatably connected with two sides of the case 1, a second motor 19 is installed on the outer side of the case 1, and the second motor 19 is rotatably connected with the second roller wheel 3; the distance adjusting mechanism comprises a threaded rod 8 and a rotating cylinder 9, the rotating cylinder 9 is rotatably connected to one side of the case 1, threads are arranged in the rotating cylinder 9, one end of the threaded rod 8 is fixedly connected to the middle of the connecting rod 7, and the other end of the threaded rod is in threaded connection with the rotating cylinder 9 through the threads.

It should be noted that, the two sides of the deflector 22 are hinged to the feeding frame 11 through the hinge rods 2202, the hinge rods 2202 are respectively arranged at one ends of the two side surfaces of the deflector 22, under the action of gravity, the other end of the deflector 22 can rotate downwards around the hinge end of the deflector 22, when the rotating shaft 24 drives the eccentric wheel disc 2401 to rotate, the bottom surface of the deflector 22 is always attached to the circumferential surface of the eccentric wheel disc 2401, so that when the servo motor 23 drives the rotating shaft 24 to rotate, the one end of the deflector 22 swings upwards and downwards around the hinge end, peanuts slide between the two rollers through the feeding hole 105 at the top of the chassis 1 from one end of the deflector 2201 side by side in sequence along with the regular swinging of the deflector 22, and the stacked peanuts are prevented from directly falling between the two rollers. When the position of the eccentric wheel disc 2401 farthest away from the eccentric point is contacted with the bottom surface of the guide plate 22, the guide plate 22 is parallel to the horizontal plane. The rotating connection part of the rotating shaft 24 and the feeding frame 11 is provided with a bearing for supporting and rotating. In order to facilitate the peanuts to slide in the diversion trench 2201, the width of the diversion trench 2201 is slightly larger than that of common peanuts.

The case 1 is a hollow case structure, and for convenience, other devices are installed inside the case 1, and one side of the case 1 is detachably installed on the case 1 through fastening screws. The first sliding body 5 and the second sliding body 6 are respectively provided with a bearing, and the first roller wheel 2 and the second roller wheel 3 are respectively provided with a rotating shaft 4. Wherein, the pivot 4 on the first running roller 2 and the bearing cooperation rotation that installs on the slider are connected, and the bearing that installs on the first slider 5 is run through to pivot 4 one end and first motor 18 drive connection. Bearings are also arranged on two sides of the case 1, the two bearings are oppositely arranged, the rotating shaft 4 on the second roller 3 is matched and rotatably connected with the bearings arranged on two sides of the case 1, and one end of the rotating shaft 4 penetrates out of one side of the case 1 and is rotatably connected with a second motor 19 arranged on the outer side of the case 1. The first roller 2 and the second roller 3 are arranged in parallel on the same horizontal plane. The sliding openings 101 disposed on both sides of the chassis 1 are disposed oppositely, and the sliding grooves 10 disposed on the first sliding body 5 and the second sliding body 6 are matched with the sliding rails 102 disposed on the upper and lower portions of the sliding openings 101 for sliding, so that the first sliding body 5 and the second sliding body 6 can slide in the sliding openings 101. The first motor 18 is rotatably connected with one end of the rotating shaft 4 in the first roller 2 through a belt 20, and the second motor 19 is also rotatably connected with one end of the rotating shaft 4 in the second roller 3 through another belt 20. The rotating cylinder 9 is also rotatably connected with one side of the case 1 through a bearing, and the gap between the first roller 2 and the second roller 3 can be adjusted by adjusting the first roller 2 to push towards or keep away from the second roller 3 through the distance adjusting mechanism. The rotating directions of the first roller 2 and the second roller 3 are always opposite, so that the peanuts can be extruded and pushed downwards, and the peanut shells and the peanut kernels are extruded and separated and fall below the rollers.

The peanut device that shells that provides in the embodiment of this application, when pouring a large amount of peanuts into feeder hopper 21, the peanut will fall on guide plate 22 from feeder hopper 21, because guide plate 22 one end articulates in feed frame 11, consequently, the guide plate 22 other end can be rotated down around the pin joint under the effect of gravity, because eccentric wheel disc 2401's periphery is the bottom surface laminating contact with guide plate 22 all the time when rotating, consequently, when servo motor 23 drives axis of rotation 24 and rotates, install eccentric wheel disc 2401 on axis of rotation 24 and can support guide plate 22 and do the up-and-down motion around the pin joint, make the peanut can slide to the other end and drop in proper order between two running rollers along the pin joint in guiding gutter 2201, avoid the flower to generate to pile and drop in the processing clearance between two running rollers. When the gap between the first roller 2 and the second roller 3 is adjusted according to the peanut size, the threaded rod 8 can move along the central shaft direction when the rotating cylinder 9 is rotated because one end of the threaded rod 8 is fixedly connected with the connecting rod 7 and the other end of the threaded rod is in threaded connection with the rotating cylinder 9 and the rotating cylinder 9 is rotatably connected to one side of the case 1. Because the connecting rod 7 is respectively fixedly connected with the first sliding body 5 and the second sliding body 6, the first sliding body 5 and the second sliding body 6 can respectively slide in the sliding openings 101 at the two sides of the case 1, and the first sliding body 5 and the second sliding body 6 also move along with the connecting rod when the threaded rod 8 pushes, so that the first roller wheel 2 connected to the first sliding body 5 and the second sliding body 6 in a rotating mode also moves along with the connecting rod, and the gap distance between the first roller wheel 2 and the second roller wheel 3 can be adjusted by rotating the rotating cylinder 9. Synthesize more than, this application has been solved current running roller extrusion formula peanut sheller and has been adjusted the clearance distance between two running rollers when shelling the peanut and can not be adjusted, unsatisfied size according to the peanut adjust the shelling operation and the technical problem that the flower formation is piled and is fallen between the running roller and influence the processing effect.

Example 2

As a further improvement to embodiment 1, please refer to fig. 1 to 5 for ease of understanding. As shown in fig. 5, two eccentric disks 2401 are mounted on the rotating shaft 24, and the two eccentric disks 2401 respectively act on both sides of the bottom surface of the deflector 22. Two eccentric rim plates 2401 of installation act on guide plate 22 simultaneously and make guide plate 22 more stable when the swing, because eccentric rim plate 2401 carries out frictional contact with the bottom surface of guide plate 22 all the time when rotating, consequently guide plate 22 and eccentric rim plate 2401's material adopts for wear-resisting material, adopts wear-resisting material can reduce the material loss that produces when eccentric rim plate 2401 and guide plate 22 rub each other.

Further, screening plant includes shell benevolence division board 12 and impurity separation board 13, and shell benevolence division board 12 is installed in the running roller below, is equipped with on the shell benevolence division board 12 to be used for the peanut benevolence to divide the shell through-hole through a plurality of that drops. Impurity separation board 13 is installed in shell benevolence separation board 12 below, is equipped with a plurality of edulcoration through-hole that is used for the impurity crushed aggregates to drop on the impurity separation board 13. Both sides of the shell-kernel separating plate 12 and the impurity separating plate 13 are fixedly connected with the inner wall of the case 1. In order to facilitate the peanut kernels and the impurity fragments to fall out of the shell and kernel separating plate 12 and the impurity separating plate 13 respectively, the shape of the shell dividing through hole can be similar to or slightly larger than the projection shape of the peanut kernels, and the shape of the impurity removing through hole can be rectangular, and the width of the impurity removing through hole is smaller than the approximate diameter of the peanut kernels.

Furthermore, the shell-kernel separating plate 12 and the impurity separating plate 13 are inclined at a certain angle relative to the horizontal plane, so that the peanut kernels or the impurity fragments are prevented from falling out of the through holes too soon due to the influence of the overlarge inclination angle, the inclination angle is set to be as small as possible, and the inclination directions of the shell-kernel separating plate and the impurity separating plate are opposite. The lower side of the impurity separation plate 13 is positioned at the discharge hole 103, the discharge hole 103 is provided with a discharge hopper 11, a peanut kernel collecting box 17 for collecting peanut kernels is arranged below the opening of the discharge hopper 11, and a impurity collecting box 16 is arranged below the impurity separation plate 13. Wherein, the mouth 104 is placed to the collection miscellaneous case that collection miscellaneous case 16 was put into to quick-witted case 1 one side division, and collection miscellaneous case 16 accessible this collection miscellaneous case is placed the mouth 104 and is settled in quick-witted case 1, is equipped with handle 1601 on collection miscellaneous case 16 one side, when the peanut shell and the impurity piece that collect that need clear up collection miscellaneous case 16, can easily pull out collection miscellaneous case 16 from collection miscellaneous case and place mouth 104 through handle 1601. When the peanut shells fall into the impurity collecting box 16 from the shell and kernel separating plate 12, the peanut shells do not fall onto the impurity separating plate 13.

Further, in order to make the peanut kernels more easily fall out of the shell separating through holes and the impurity fragments fall out of the impurity removing through holes, vibration devices 14 are arranged on the shell and kernel separating plate 12 and the impurity separating plate 13. In order to prevent the peanut shells or kernels from falling on the vibrating device 14 and being flicked off, the vibrating device 14 is installed at the high side of the shell-kernel separating plate 12 and the impurity separating plate 13, respectively. The vibration device 14 comprises a small vibration motor, and the degree of vibration can be adjusted.

Further, in order to facilitate the operation of rotating the rotating cylinder 9 for rotation, a rocking handle 901 is disposed at one end of the rotating cylinder 9 outside the case 1. The rubber sleeve is sleeved at the holding part of the rocking handle 901, so that the rocking handle is more comfortable to hold.

Further, one end of the threaded rod 8 penetrates through the rotating cylinder 9 and extends out of the case 1, and the extending end is marked with scale marks. The arrangement of the scale marks can facilitate observation and adjustment of the size of the gap between the rollers.

Further, a large amount of dust is generated in the machine case 1 during the roll machining process, so that a dust extraction device can be connected to one side of the machine case 1 and can extract the dust in the machine case 1.

s1, checking the size of the peanuts to be processed, adjusting the size of the gap between the first roller 2 and the second roller 3 according to the size of the peanuts, and in the process of adjusting the gap between the rollers, rotating the adjusting and rotating cylinder 9 to enable the adjusting and rotating cylinder to push the threaded rod 8 through the matching of threads, so that the threaded rod 8 drives the sliding body and the first roller 2 to move;

s2: before a large amount of peanuts are poured into the feeding hopper 21, the first motor 18 and the second motor 19 are started, the rotating directions of the first motor 18 and the second motor 19 are controlled to be opposite, and then the peanuts needing to be processed in the step S1 are poured into the feeding hopper 21;

s3: after the peanuts are poured into the feeding hopper 21, the peanuts are scattered and fall into the guide grooves 2201 from the rectangular opening below the feeding hopper 21, the peanuts slide to the other end along one end of each guide groove 2201, the servo motor 23 is started to drive the eccentric wheel disc 2401 to rotate, the guide plates 22 regularly swing up and down at the moment to enable the peanuts to fall into a gap between the first roller wheel 2 and the second roller wheel 3 from the feeding hole 105 at the top of the case 1 side by side in sequence, and peanut shells and peanut kernels are separated after the peanuts are extruded;

s4: the peanut shells and the peanut kernels fall on the shell and kernel separating plate 12 together, the peanut shells slide to the lower side and fall into the impurity collecting box 16, the peanut kernels fall on the impurity separating plate 13 through the shell separating through holes, and the peanut kernels pass through the shell separating through holes under the action of the vibration device 14;

s5: the trash materials dropping on the impurity separation plate 13 along with the peanut kernels fall into the trash collection box 16 from the impurity removing through holes, and the trash materials can pass through the impurity removing through holes more easily under the action of the vibration device 14;

s6: peanut kernels slide to the lower side from the impurity separation plate 13 and are discharged from an opening of a discharge hopper 15 arranged at a discharge port 103 and fall into a kernel collecting box 17.

In step S4, it is observed whether or not unshelled peanuts are present in the trash box 16, and if they are present, the gap between the rollers needs to be adjusted, and the gap between the two rollers is reduced by rotating the rocking handle 901, so that the unshelling effect is more sufficient.

The above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.

Claims

1. A peanut shelling device, comprising: the peanut harvester comprises a feeding device, a case, a roller for extruding peanuts, a sliding body, a distance adjusting mechanism and a screening device;

2. The peanut shelling apparatus of claim 1 wherein said eccentric discs are mounted in opposed relation to said rotatable shaft, said eccentric discs acting on opposite sides of said bottom surface of said baffle.

3. The peanut shelling apparatus of claim 1 wherein said deflector and said eccentric disk are both made of a wear resistant material.

4. The peanut shelling apparatus of claim 1 wherein said screening apparatus comprises a shell and kernel separation plate and an impurity separation plate;

5. A peanut shelling apparatus as claimed in claim 4 wherein said shell and kernel separation plate and said impurity separation plate are each inclined at an angle to the horizontal and in opposite directions;

6. A peanut shelling apparatus as claimed in claim 4 or claim 5 wherein said shell and kernel separation plate and said impurity separation plate are each provided with vibration means.

7. The peanut shelling apparatus of claim 1 wherein said rotatable drum is provided with a crank at an end thereof external to said housing.

8. The peanut shelling apparatus of claim 1 wherein said threaded rod extends through said rotatable drum and beyond the exterior of said housing at one end, said one end extending beyond being marked with graduations.

9. A method for hulling peanuts, characterized in that the peanut hulling device of any one of claims 1 to 8 is used, comprising the steps of:

10. The method of claim 9, wherein in step S4, the peanut is observed whether there is any un-hulled peanut in the trash bin, and if there is any un-hulled peanut, the gap between the rollers is adjusted to reduce the gap between the rollers by rotating the rocking handle, so as to achieve a more sufficient hulling effect.