CN221409812U - Multipurpose crop threshing machine - Google Patents

Abstract

The utility model provides a multipurpose crop threshing machine, which belongs to the technical field of agricultural machinery; including last support body, cylinder, cutting roller, lower support body, driving motor, screen cloth and ejection of compact storehouse, go up support body bottom and be connected with lower support body, adopt a power supply to drive cylinder, cutting blade and screen cloth operation simultaneously for cylinder and cutting blade relative rotation improves the efficiency that the shell was smashed, drives the screen cloth vibration through link mechanism and sieves the fruit and fall and collect, not only can reduce the device volume, effective energy saving moreover.

Description

Multipurpose crop threshing machine

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to a multipurpose crop threshing machine.

Background

Crop lifters are a type of mechanical device used to separate the fruit of a crop from its outer shell (hull). A typical crop thresher typically consists of a feed portion, a dehulling portion and a separating portion. The feed section is responsible for introducing the crop into the dehulling section, which separates the fruit from the hulls by mechanical force, and the separating section separates the fruit from the hulls.

The existing crop threshing machine is divided into a large commercial threshing machine and a small household threshing machine, and the large commercial threshing machine is firstly cut, then threshing is carried out, and the large commercial threshing machine is fresh and has excessive moisture, so that incomplete separation is caused, serious waste is caused, and the income of farmers is reduced. The general small household thresher is used for harvesting and collecting firstly according to the normal flow, and general crops are required to be exposed to the sun for 2-3 days after being collected manually, so that the moisture of the crops is lost, and the crops are separated by putting the crops into the thresher after exposure to the sun, so that the separation rate is high, but the fruits and the shells are separated by friction of double rollers, so that the separation is incomplete and the fruits are easy to damage. The discharged fruits also contain a lot of shell scraps, and the secondary manual cleaning and blowing are time-consuming and labor-consuming.

Chinese patent CN202321160038.6 discloses an anti-blocking threshing machine, which comprises a tank body and a discharging bin, wherein the top of the inner cavity of the tank body is fixedly connected with a feeding bin, the top of a first rotating rod at the bottom of the feeding bin is fixedly connected with a stirring rod and is uniformly distributed, a diversion bin is fixedly connected between the front side and the rear side of the inner cavity of the tank body, a first stirring roller and a second stirring roller are arranged in the diversion bin, the right end of a fourth rotating rod is fixedly connected with a fan, a diversion stud on the mounting rod rotates to stir crops piled in the discharging bin and then is discharged from a discharge hole, the device adopts the combination of the first stirring roller and the second stirring roller, although the dropping speed is improved, the breaking effect is poor, and a shell is difficult to blow by adopting the fan, and the vertical structure of the device enables the shell to drop into the discharging bin and then to be discharged, so that the problem of secondary cleaning is required; the separated shell is separated from the fruits by means of fan blowing, so that light and small fruits such as rapeseeds can be easily blown away;

chinese patent CN202320518928.3 discloses a multifunctional crop threshing machine, including rotating between two these risers and being connected with stirring roller, fixed mounting has on one of them to drive stirring roller pivoted motor, a plurality of evenly distributed's of this stirring roller's the face of circle is last to be connected with a plurality of evenly distributed's of stirring roller beats the pole, two shells have been dismantled in the outside combination of stirring roller, the inside evenly distributed of shell has four regulation arc boards with beating the pole adaptation, set up on the regulation arc board with the notch of feed inlet and discharge gate adaptation, the device can open the shell and clear up inside, but it can only break away from, the shell and the seed grain of discharge gate still mix together, need secondary clearance.

In summary, the existing threshing machine device has the problems that the separation is incomplete, and the secondary cleaning is required for containing a plurality of shell fragments.

Disclosure of utility model

In order to solve the technical problems, the technical scheme of the utility model is as follows: a multipurpose crop threshing machine comprises an upper frame body, a roller, a cutting roller, a lower frame body, a driving motor, a screen and a discharging bin, wherein the bottom of the upper frame body is connected with the lower frame body,

The feeding bin communicated with the feeding end of the roller is mounted at the front end of the upper frame body, two roller fixing frames are mounted on the upper frame body, two ends of the roller are respectively connected with the roller fixing frames in a rotating mode, the cutting rollers penetrate through the roller and the feeding bin, the two ends of the cutting rollers are respectively connected with the upper frame body in a rotating mode, cutting blades are mounted on the cutting rollers in the roller and the feeding bin in a surrounding mode, the driving motor is mounted on one side of the lower frame body, the output end of the driving motor is connected with a driving rotating shaft, the other end of the driving rotating shaft is connected with the lower frame body in a rotating mode, one end of the roller is connected with a first driving belt through a wheel groove, the other end of the first driving belt is connected with the driving rotating shaft through a belt pulley, one end of the cutting rollers is connected with a second driving belt through a belt pulley, the screen is located below the upper frame body, one end of the cutting rollers is connected with one end of the cutting rollers through a connecting rod mechanism, the other end of the cutting rollers is movably connected with the lower frame body, the upper end of the lower frame body is connected with the screen, and the screen is located below the screen bin is connected with the lower frame body, and the screen collecting bin is located below the screen bin.

Preferably, the discharging bin adopts a funnel shape.

Preferably, the driving motor adopts a diesel motor, and the cost is low.

Preferably, the shape of the cutting blade is triangular, the strength is high, and the separation efficiency is improved.

Preferably, a bearing is arranged between the roller and the roller fixing frame, and a bearing is arranged between the two ends of the cutting roller and the upper frame body.

Preferably, the mesh size of the screen may vary according to the size of the crop fruit.

Preferably, the roller, the cutting roller and the screen are all obliquely arranged, the roller and the cutting roller are obliquely downward along the direction from the feeding end to the discharging end, and the oblique direction of the screen is opposite to that of the roller.

Preferably, crescent long strips are arranged on the inner wall of the roller in a surrounding mode.

Preferably, the roller is provided with a through hole.

Preferably, the diameter of the through hole is 5mm.

Preferably, a protective cover is arranged on the upper portion of the upper frame body, the roller is located in the protective cover, a rear cover is arranged on the outside of the connecting rod mechanism, and a side cover is arranged on the outside of the driving rotating shaft.

Preferably, the feeding bin comprises an arc plate and two side baffles, one end of the arc plate is connected with the upper frame body, the other end of the arc plate is connected with the feeding end of the roller, the two side baffles are respectively connected with two sides of the arc plate, and two ends of the side baffles are respectively connected with the upper frame body and the roller.

Preferably, the inner diameter of the arc plate is smaller than the inner diameter of the roller.

Preferably, the link mechanism comprises a first link and a second link, one end of the first link is fixedly connected with the cutting roller, the other end of the first link is rotationally connected with the second link, and the other end of the second link is connected with a connecting shaft of the screen.

Preferably, the connecting block is installed to lower support body one end, the round pin axle through-hole has been seted up to the connecting block, the screen cloth tip is provided with two clamp lugs, the clamp lug passes the round pin axle through-hole through the pin and rotates with the connecting block to be connected, the jump ring is installed at the pin both ends.

Preferably, the lower end of the lower frame body is provided with a supporting leg, and the end part of the supporting leg is provided with a movable wheel.

Compared with the prior art, the technical scheme of the utility model has the beneficial effects that:

The utility model provides a multipurpose crop threshing machine, which adopts a power source to drive a roller, a cutting blade and a screen to run at the same time, so that the roller and the cutting blade rotate relatively, the crushing efficiency of a shell is improved, the screen is driven by a link mechanism to vibrate to screen fruits and collect the fruits, the size of the device can be reduced, and the energy is effectively saved; the crescent long strips are arranged in the roller, so that crops can be pushed to the cutting blade, the working efficiency is improved, the through holes are formed in the outer shell of the roller, the fruits can be conveniently screened for the first time, and the rest parts of the fruits and the outer shell fall to the screen mesh together and are screened again, so that the screening out of the fruits is ensured; the device simple structure is fit for little peasant family and uses, and application scope is wide.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a rear-side sectional structure of the present utility model;

FIG. 3 is a schematic view of another rear-side cross-sectional structure of the present utility model;

FIG. 4 is a schematic view of the upper side cross-sectional structure of the present utility model;

FIG. 5 is a schematic view of another upper side cross-sectional structure of the present utility model;

FIG. 6 is a schematic view of a front side sectional structure of the present utility model;

FIG. 7 is a schematic view of a drum structure according to the present utility model;

FIG. 8 is a schematic view of another view drum structure according to the present utility model;

FIG. 9 is a schematic view of a screen construction according to the present utility model;

FIG. 10 is a schematic view of the structure of the connection part of the screen and the link mechanism according to the present utility model;

FIG. 11 is a schematic view of the structure of the connection part between the screen and the lower frame body;

FIG. 12 is a schematic view of an assembled mobile wheel construction according to the present utility model;

Wherein: 1. an upper frame body; 2. a roller; 3. a cutting roller; 4. a lower frame body; 5. a driving motor; 6. a screen; 7. discharging the material bin; 8. driving the rotating shaft; 9. a first drive belt; 10. a second drive belt; 11. a link mechanism; 12. a protective cover; 13. a rear cover; 14. a side cover; 15. a support leg; 16. a moving wheel;

101. A feeding bin; 1011. an arc plate; 1012. side baffles; 102. a roller fixing frame; 103. a blanking port; 201. crescent-shaped strips; 202. a through hole;

301. a cutting blade; 401. a connecting block; 601. a connecting shaft; 602. clamping ears; 603. a pin; 701. a collection port; 1101. a first link; 1102. and a second link.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the present patent; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and that "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features being referred to; nor does it represent the importance of the components and therefore should not be construed as limiting the utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific dimensions adopted in the present embodiment are only for illustrating the technical solution, and do not limit the protection scope of the present utility model.

The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.

Example 1:

Referring to fig. 1 to 6, a multipurpose crop thresher comprises an upper frame 1, a drum 2, a cutting roller 3, a lower frame 4, a driving motor 5, a screen 6 and a discharging bin 7, wherein the bottom of the upper frame 1 is connected with the lower frame 4,

The feeding bin 101 communicated with the feeding end of the roller 2 is arranged at the front end of the upper frame body 1, two roller fixing frames 102 are arranged on the upper frame body 1, two ends of the roller 2 are respectively connected with the roller fixing frames 102 in a rotating mode, the cutting roller 3 passes through the roller 2 and the feeding bin 101, two ends of the cutting roller 3 are respectively connected with the upper frame body 1 in a rotating mode, cutting blades 301 are arranged on the cutting roller 3 in the roller 2 and the feeding bin 101 in a surrounding mode, a driving motor 5 is arranged on one side of the lower frame body 4, the output end of the driving motor 5 is connected with a driving rotating shaft 8, the other end of the driving rotating shaft 8 is connected with the lower frame body 4 in a rotating mode, one end of the roller 2 is connected with a first driving belt 9 through a pulley groove, the other end of the first driving belt 9 is connected with the driving rotating shaft 8 through a pulley, one end of the cutting roller 3 is connected with a second driving belt 10 through a pulley, the other end of the second driving belt 10 is connected with the driving rotating shaft 8 through a pulley, a screen 6 is located below the upper frame body 1, a blanking port 103 is arranged on the upper frame body 1, one end of the screen 6 is connected with one end of the cutting roller 3 through a connecting rod mechanism 11, the other end of the screen 6 is movably connected with the lower frame body 4, one end of the discharging bin 7 is connected with the lower frame body 7, the discharging bin 7 is connected with the discharging bin 7 through the discharging bin 7, and the collecting bin 7 is located below the discharging bin 7.

When the rotary screen machine is used, the driving motor 5 is started, the output end of the driving motor 5 drives the driving rotating shaft 8 to rotate, the first transmission belt 9 drives the roller 2 to rotate on the roller fixing frame 102, the second transmission belt 10 drives the cutting roller 3 to rotate on the upper frame body 1, the cutting blade 301 rotates in the roller 2 and the feeding bin 101 along with the cutting roller 3, and the rotating speeds of the cutting blade 301 and the roller 2 are different due to the fact that the diameters of a wheel groove of the roller 2 and a belt pulley of the cutting roller 3 are different, the other end of the cutting roller 3 drives one end of the screen 6 to continuously move up and down through the connecting rod mechanism 11, the other end of the screen 6 is movably connected with the lower frame body 4, and the screen 6 continuously vibrates under the driving of the connecting rod mechanism 11;

After crops to be threshed are thrown into a feeding bin 101, the crops move inwards along with the rotation of a cutting blade 301, the cutting blade 301 and the inner wall of a roller 2 rotate relatively, the positions of the crops are changed continuously, so that the cutting blade 301 breaks up shells of the crops, the shells are broken up in the process that the feeding end of the roller 2 moves towards the discharging end, crop fruits are separated from the shells, then fall out of the roller 2 and fall into one end of a screen 6 through a blanking port 103, the screen 6 continuously vibrates to drop the crop fruits from meshes into an inlet of the discharging bin 7, the fruits are collected through a collecting port 701, and the shells move to the other end along with the vibration of the screen 6 and drop to be used as a land fertilizer after being collected; after crops are continuously input into the feeding bin 101, a collecting container is placed below the collecting opening 701 to collect fruits until the threshing of the crops is completed. The device is especially suitable for soybeans, rape and the like.

In a further embodiment, referring to fig. 12, a leg 15 is installed at the lower end of the lower frame 4, and a moving wheel 16 is installed at the end of the leg 15 to facilitate movement.

Example 2:

referring to fig. 1-6, the drum 2, the cutting roller 3 and the screen 6 are all obliquely arranged, the drum 2 and the cutting roller 3 are obliquely downward along the direction from the feeding end to the discharging end, and the oblique direction of the screen 6 is opposite to the drum 2.

During the use, place cylinder 2 slope, be favorable to crops to the discharge end removal, cutting roller 3 slope is arranged moreover, can be better drive crops in cylinder 2 remove, the crops shell together drops in the one end of screen cloth 6 after the fruit separation, because the incline direction of screen cloth 6 is opposite with cylinder 2, consequently drops in the higher one end of screen cloth 6, under the continuous vibrations of screen cloth 6, moves along the decurrent one end of slope to shake the fruit by the mesh clearance of screen cloth 6.

In a further embodiment, referring to fig. 1-8, a crescent-shaped strip 201 is arranged on the inner wall of the roller 2 in a surrounding manner, and the crescent-shaped strip 201 is used for rolling the internal crops after rotation, pushing the crops to the direction of the cutting blade 301, and the cutting is more perfect under the action of the cutting blade 301.

In a further embodiment, referring to fig. 1-8, the drum 2 is provided with a through hole 202. The outer wall is provided with a circle of evenly distributed through holes 202 for primarily screening crop fruits, the fruits separated from the shell can fall out of the through holes 202 and then fall onto the screen 6 through the blanking port 103, and fall into the discharging bin 7 through meshes of the screen 6.

In a further embodiment, referring to fig. 1-8 and 12, a protecting cover 12 is installed on the upper portion of the upper frame 1, the roller 2 is located in the protecting cover 12, a rear cover 13 is installed on the outside of the link mechanism 11, a side cover 14 is installed on the outside of the driving shaft 8, and both the rear cover and the side cover play a role in protecting, and the protecting cover 12 can ensure that fruits are blocked in the blanking opening 103 in the protecting cover 12 under the condition that the roller 2 is provided with a through hole 202.

Example 3:

Referring to fig. 4-6, the feeding bin 101 includes an arc plate 1011 and two side baffles 1012, one end of the arc plate 1011 is connected with the upper frame 1, the other end of the arc plate 1011 is connected with the feeding end of the roller 2, the two side baffles 1012 are respectively connected with two sides of the arc plate 1011, and two ends of the side baffles 1012 are respectively connected with the upper frame 1 and the roller 2.

The side baffle 1012 is used for guiding crops to enter the arc plate 1011, and can enlarge the size of the feeding hole, and two ends of the side baffle 1012 are respectively connected with the upper frame body 1 and the roller 2 to play a role of sealing.

In a further embodiment, referring to fig. 4-6, the inner diameter of the circular arc plate 1011 is smaller than the inner diameter of the roller 2 in order to prevent the dried crops fruits from colliding and falling off and ensure the crops to be firmly broken and separated into the roller 2.

Example 4:

Referring to fig. 9 to 11, the link mechanism 11 includes a first link 1101 and a second link 1102, one end of the first link 1101 is fixedly connected to the cutter roll 3, the other end of the first link 1101 is rotatably connected to the second link 1102, and the other end of the second link 1102 is connected to the connecting shaft 601 of the screen 6.

When the cutting roller 3 rotates, the first connecting rod 1101 is driven to rotate, the other end of the first connecting rod 1101 drives one end of the second connecting rod 1102 to rotate around the cutting roller 3, so that the height is continuously changed, and the other end of the second connecting rod 1102 drives the connecting shaft 601 and the screen 6 to move up and down, so that the screen 6 continuously vibrates up and down.

In a further embodiment, referring to fig. 11, a connecting block 401 is installed at one end of a lower frame body 4, a pin shaft through hole is formed in the connecting block 401, two clamping lugs 602 are arranged at the end of a screen 6, the clamping lugs 602 pass through the pin shaft through hole through pins 603 to be rotationally connected with the connecting block 401, and clamping springs are installed at two ends of the pins 603.

The screen 6 is rotationally connected with the connecting block 401 through the two clamping lugs 602 matched with the pins 603, so that when the other end of the screen 6 continuously moves down in a mountain, the end is rotationally connected with the connecting block 401, the screen 6 vibrates up and down integrally, and the clamp springs are used for locking and fixing the pins 603 and preventing falling.

It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. A multipurpose crop thresher, characterized in that: comprises an upper frame body (1), a roller (2), a cutting roller (3), a lower frame body (4), a driving motor (5), a screen (6) and a discharging bin (7), wherein the bottom of the upper frame body (1) is connected with the lower frame body (4),

The utility model discloses a screen cloth feeding device, including upper bracket body (1), upper bracket body (1) front end install feeding storehouse (101) with cylinder (2) pan feeding end intercommunication, install two cylinder mounts (102) on upper bracket body (1), cylinder (2) both ends respectively with cylinder mount (102) rotate and be connected, cutting roller (3) pass cylinder (2), inside feeding storehouse (101), just cutting roller (3) both ends respectively with upper bracket body (1) rotate and be connected, be located around installing cutting blade (301) on cutting roller (3) in cylinder (2) and feeding storehouse (101), driving motor (5) are installed in lower bracket body (4) one side, the output of driving motor (5) is connected with drive pivot (8), the drive pivot (8) other end is connected with lower bracket body (4) rotation, cylinder (2) one end is connected with first driving belt (9) through the pulley groove, the driving belt (8) other end is connected through the belt pulley, cutting roller (3) are located cutting roller (4) are connected with second driving belt (10) through the second driving belt pulley (10), the other end is located down bracket body (4) is located down, one end of the screen cloth (6) is connected with one end of the cutting roller (3) through a connecting rod mechanism (11), the other end of the screen cloth (6) is movably connected with the lower frame body (4), the upper end of the discharging bin (7) is connected with the lower frame body (4), an inlet of the discharging bin (7) is positioned below the screen cloth (6), and a collecting port (701) is formed in the lower end of the discharging bin (7).

2. The multi-purpose crop thresher of claim 1, wherein: the rotary drum (2), the cutting roller (3) and the screen (6) are obliquely arranged, the rotary drum (2) and the cutting roller (3) are obliquely downward along the direction from the feeding end to the discharging end, and the oblique direction of the screen (6) is opposite to that of the rotary drum (2).

3. The multi-purpose crop thresher of claim 1, wherein: crescent long strips (201) are circumferentially arranged on the inner wall of the roller (2).

4. The multi-purpose crop thresher of claim 1, wherein: the roller (2) is provided with a through hole (202).

5. The multi-purpose crop thresher of claim 4, wherein: the upper frame body (1) upper portion is installed visor (12), cylinder (2) are located visor (12), link mechanism (11) externally mounted has back lid (13), drive pivot (8) externally mounted has side cap (14).

6. A multi-purpose crop thresher as claimed in any of claims 1 to 5 wherein: the feeding bin (101) comprises an arc plate (1011) and two side baffles (1012), one end of the arc plate (1011) is connected with the upper frame body (1), the other end of the arc plate (1011) is connected with the feeding end of the roller (2), the two side baffles (1012) are respectively connected with two sides of the arc plate (1011), and two ends of the side baffles (1012) are respectively connected with the upper frame body (1) and the roller (2).

7. The multi-purpose crop thresher of claim 6, wherein: the inner diameter of the arc plate (1011) is smaller than the inner diameter of the roller (2).

8. The multi-purpose crop thresher of claim 6, wherein: the connecting rod mechanism (11) comprises a first connecting rod (1101) and a second connecting rod (1102), one end of the first connecting rod (1101) is fixedly connected with the cutting roller (3), the other end of the first connecting rod (1101) is rotationally connected with the second connecting rod (1102), and the other end of the second connecting rod (1102) is connected with a connecting shaft (601) of the screen (6).

9. The multi-purpose crop thresher of claim 8, wherein: connecting block (401) are installed to lower support body (4) one end, round pin axle through-hole has been seted up to connecting block (401), screen cloth (6) tip is provided with two clamp ear (602), clamp ear (602) pass round pin axle through-hole and connecting block (401) rotation through pin (603) and are connected, jump ring is installed at pin (603) both ends.

10. The multi-purpose crop thresher of claim 9, wherein: the lower end of the lower frame body (4) is provided with a supporting leg (15), and the end part of the supporting leg (15) is provided with a moving wheel (16).