CN215912590U

CN215912590U - Rotation type peanut seed thresher

Info

Publication number: CN215912590U
Application number: CN202121310412.7U
Authority: CN
Inventors: 陈中玉; 马方; 高连兴
Original assignee: Yancheng Institute of Industry Technology
Current assignee: Yancheng Institute of Industry Technology
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-03-01
Anticipated expiration: 2031-06-11

Abstract

The utility model discloses a rotary peanut fruit threshing device, structurally comprising an annular plate, an annular ring, a threshing mechanism and an adjusting mechanism, wherein the annular ring is rotatably arranged on the inner ring of the annular plate, one end of the threshing mechanism is movably arranged on the annular ring, a plurality of threshing mechanisms are jointly collected and released, the size of a threshing area is changed, the adjusting mechanism is used for adjusting the collection and release of the plurality of threshing mechanisms, the rotary peanut fruit threshing device adopts a mode of gradually reducing the threshing area for a plurality of times, the utility model has smart structure and convenient use, can change the size of the threshing area according to the requirement, is suitable for the distribution condition of the fruits of the peanut gathering and growing, the peanut threshing machine is sequentially and circumferentially peeled from outside to inside, the threshing angle and force do not need to be manually adjusted, the threshing efficiency is improved, and the problem that peanuts are damaged due to overlarge threshing force caused by improper manual operation in the use of the traditional threshing machine is also avoided.

Description

Rotation type peanut seed thresher

Technical Field

The utility model relates to a rotary peanut threshing device, and belongs to the technical field of agricultural mechanical equipment.

Background

The peanuts need to be separated from the peanut roots after the peanuts are ripe, the traditional peanut picking process adopts manual operation, the efficiency is low, time and labor are wasted, and the peanuts are easy to rot and germinate when the peanuts are not picked in time. The existing peanut thresher is similar to a grain thresher in structure, generally a roller rotates, and the root of peanuts are manually pressed, so that peanut particles fall off, but peanuts are larger than common grains and beans, and if the common peanut thresher is adopted, the shells of the peanuts are easily damaged, and the storage of the peanuts are influenced; in addition, the growth distribution of the peanut thresher is aggregative, only one side of the aggregated peanut fruits can be threshed by using a fixed peanut thresher every time, the efficiency is low, in addition, in a manual pressing mode, the peanut fruits are damaged due to the overweight force, the fruits are not easy to fall off due to the overweight force, and the force is difficult to control.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a rotary peanut fruit threshing device aiming at the defects of the prior art.

In order to solve the technical problems, the utility model adopts the technical scheme that:

a rotary peanut threshing device comprises an annular plate, an annular ring, a threshing mechanism and an adjusting mechanism, wherein the annular plate is fixed in a horizontal mode, the annular ring is rotatably arranged at the inner ring of the annular plate, and the annular ring and the annular plate are concentric;

the threshing mechanism comprises a limiting cylinder, a swinging rod, a threshing gear, a motor and a conveying belt, wherein the limiting cylinder is rotatably arranged on the annular ring through a pin shaft, the swinging rod is hollow, penetrates through the limiting cylinder, one end of the swinging rod is rotatably connected to the annular plate through the pin shaft, the threshing gear is arranged at the other end of the swinging rod, and the threshing gear is positioned in the annular ring; the motor is fixedly arranged on the oscillating rod, a power output shaft of the motor is positioned in the oscillating rod, the conveying belt is wound around the power output shaft of the motor and the threshing gear, and the motor drives the threshing gear to rotate through the conveying belt;

the adjusting mechanism comprises a screw rod limiting seat, a screw rod and a screw seat, the screw rod limiting seat is rotatably installed on the annular plate, the screw seat is rotatably installed on the annular ring, the screw rod is limited to rotate in the screw rod limiting seat, the screw rod is in threaded fit with the screw seat, the screw rod is located outside the annular ring, and an adjusting end for controlling the forward and reverse rotation of the screw rod is arranged on the screw rod limiting seat.

As a further preferable scheme, the threshing mechanism has four threshing gears which are evenly distributed on one circle of the annular ring, the four threshing gears are located in the annular ring and are square, the square formed by the four threshing gears scales proportionally with the rotation of the annular ring, and the geometric center of the square is the center of the annular ring.

As a further preferable scheme, the threshing gear comprises a middle rotating shaft and an elastic gear arranged on the periphery of the rotating shaft, a pair of flexible elastic pieces are arranged between the elastic gear and the rotating shaft, and the flexible elastic pieces are of arc-shaped structures.

As a further preferable scheme, the rotating shaft is mounted at the end part of the limiting cylinder through a shaft core, a circle of oblique gear is arranged at the end part of the rotating shaft penetrating through the limiting cylinder, and the oblique gear inclines away from the elastic gear.

As a further preferable scheme, an arc-shaped baffle is arranged on the periphery of the lower part of the annular plate, and a filter screen is arranged in the arc-shaped baffle.

Compared with the prior art, the peanut threshing machine has the advantages that the structure is ingenious, the use is convenient, the size of a threshing area can be changed according to needs, the peanut threshing machine is suitable for the distribution situation of fruits which are gathered and grown by peanuts, the fruits are sequentially circumferentially peeled off from outside to inside, and the threshing is more thorough and efficient; and need not artifical angle of threshing and the pressing force degree of adjusting, the fruit that gathers is gathered together to the centre to a plurality of threshing gears common effort, and the effort of each threshing teeth wheel pair fruit is adjusted automatically for every peanut atress is the same, avoids traditional thresher use manual operation improper, and the threshing dynamics is too big and damages the peanut.

Drawings

FIG. 1 is a bottom view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the threshing mechanism;

FIG. 3 is a schematic view of the threshing gear;

fig. 4 is a schematic view of the installation position of the bevel gear.

Detailed Description

The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The utility model discloses a rotary peanut threshing device, which comprises an annular plate 1, an annular ring 2, a threshing mechanism and an adjusting mechanism, wherein the annular plate 1 is fixed horizontally, can be installed at any position and is detachably installed, the annular ring 2 is rotatably installed at the inner ring of the annular plate 1, the annular ring 2 is concentric with the annular plate 1, and the annular ring 2 can freely rotate at the inner ring of the annular plate 1.

The threshing mechanism comprises a limiting cylinder 3, a swinging rod 4, a threshing gear 5, a motor 6 and a conveying belt 7, the limiting cylinder 3 is rotatably arranged on the annular ring 2 through a pin shaft, the swinging rod 4 is hollow, the swinging rod 4 penetrates through the limiting cylinder 3, the limiting cylinder 3 is positioned in the middle of the swinging rod 4, one end of the swinging rod 4 is rotatably connected to the annular plate 1 through the pin shaft, the threshing gear 5 is arranged at the other end of the swinging rod 4, the threshing gear 5 is positioned in the annular ring 2, the swinging rod 4 is driven to move by the limiting cylinder 3 along with the rotation of the annular ring 2, because one end of the swing rod 4 is rotationally connected with the annular plate 1, the other end of the swing rod 4 with the threshing gear 5 swings, wherein the limiting cylinder 3 is rotatably arranged on the annular ring 2 and is matched with the movement of the swinging rod 4, no interference occurs, and the threshing gear 5 can adjust and move relative to the annular ring 2 and the center of the annular ring 2;

the motor 6 is fixedly arranged on the oscillating rod 4, a power output shaft of the motor is positioned in the oscillating rod 4, the conveying belt 7 winds around the power output shaft of the motor 6 and the threshing gear 5, the motor 6 drives the threshing gear 5 to rotate through the conveying belt 7, the threshing gear 5 is contacted with peanuts through rotation, and the peanuts can be stripped from roots and stems through impact;

the adjusting mechanism is used for adjusting the swinging of the swinging rod and comprises a lead screw limiting seat 8, a lead screw 9 and a screw seat 10, the lead screw limiting seat 8 is rotatably installed on the annular plate 1, the screw seat 10 is rotatably installed on the outer edge of the annular ring 2, one end of the lead screw 9 is limited in the lead screw limiting seat 8 to rotate, the other end of the lead screw 9 is in threaded fit with the screw seat 10, the lead screw 9 is positioned outside the annular ring 2, an adjusting end 11 for controlling the positive and negative rotation of the lead screw 9 is arranged on the lead screw limiting seat 8, the adjusting end 11 can drive the lead screw 9 to rotate so as to pull and push the screw seat 10 relative to the lead screw limiting seat 8 and realize the rotation of the annular ring 2, wherein the lead screw limiting seat 8 and the screw seat 10 are rotatable, the position deviation in the relative movement process of the lead screw limiting seat 8 and the screw seat 10 is avoided, and the mutual interference is avoided.

Furthermore, the general threshing mechanism has three or four, preferably four, which are evenly distributed on a circle of the annular ring 2, the four threshing gears 5 are positioned in the annular ring 2 and are square, the squares formed by the four threshing gears 5 are scaled in the same ratio along with the rotation of the annular ring 2, the geometric center of the square is the center of the annular ring 2, and similarly, when three threshing mechanisms are used, the triangles formed by the three threshing gears 5 are scaled in the same ratio, and the peanuts are placed in the triangles or the squares.

Threshing gear 5 includes middle pivot 51 and arranges the elastic gear 52 of the outer week of pivot 51, the annular groove has been seted up to pivot 51 a week, conveyer 7 winds in the annular groove, a pair of toughness elastic component 53 has between elastic gear 52 and the pivot 51, toughness elastic component 53 is the arc structure, elastic gear 52 has certain extensibility, avoid rigid contact and peanut, cause to it to be the damage, the structural style of a pair of toughness elastic component 53, compare the spring structure, also can effectively avoid impurity cards such as root hair in the gap.

Further, pivot 51 is installed in the tip of spacing section of thick bamboo 3 through the axle center, pivot 51 passes the tip of spacing section of thick bamboo 3 and is equipped with round oblique gear 54, oblique gear 54 deviates from elastic gear 52 slope, the distance at the relative annular ring 2 center of oblique gear 54 will be greater than elastic gear 52, mainly play the supplementary effect of peeling off the peanut fruit, also increased the area of contact with the peanut fruit in longitudinal direction simultaneously, the efficiency of threshing is improved, and, when contacting a peanut with elastic gear 5 jointly, a plurality of striking angles and positions are provided, more be favorable to droing of peanut fruit.

A circle of the lower portion of the annular plate 1 is provided with an arc-shaped baffle, a filter screen is arranged in the arc-shaped baffle 11, the arc-shaped baffle can prevent peanuts from bouncing off and is troublesome to pick up, and the filter screen can filter broken roots and leaves which fall off together.

The utility model relates to a threshing method of a rotary peanut threshing device, which comprises the following steps:

the method comprises the following steps: the adjusting end 11 is rotated, the screw base 10 is driven to move away from the screw rod limiting base 8 through the screw rod 9, the screw base 10 is kept away from the screw rod limiting base 8 in an initial state, the threshing gear 5 is located at a position close to the annular ring 2, and a square formed by the four threshing gears 5 is the largest;

step two: starting each motor 6, driving the threshing gears 5 to rotate in the same direction through the conveying belt 7, holding the stems of peanut plants by hands, slowly placing the gathered peanuts close to the roots in the middle positions of the four threshing gears 5, and impacting the outer layers of the gathered peanuts by the threshing gears 5 together to enable the outer layers of the peanuts to fall off, wherein in the process, complete threshing in the circumferential direction can be realized along with small-amplitude rotation in a handheld state;

step three: after the outer layer peanuts fall off, the adjusting end 11 is slowly rotated, the screw base 10 is driven by the screw rod 9 to slowly move towards the screw rod limiting base 8, at the moment, the square formed by the four threshing gears 5 is gradually reduced, and the middle layer of the gathered peanuts is further impacted, so that the peanuts in the middle layer fall off;

step four: after the middle layer peanuts fall off, the adjusting end 11 continues to rotate slowly, the screw seat 10 further moves towards the screw rod limiting seat 8, at the moment, the square formed by the four threshing gears 5 is at the minimum, the inner layer of the gathered peanuts is further impacted, the inner layer peanuts fall off, and finally the threshing of the peanuts is realized.

In the processes of the second step and the fourth step, the stems of the peanut plants are held by hands and move up and down uninterruptedly, and in each step, the peanut plants move up and down at least three times; and step four, controlling the motor 6 to rotate forwards and backwards intermittently for at least three times, keeping the rotation for 5-10 seconds in each time of rotation, and threshing completely at one time without leaving any residue.

The above-mentioned embodiments, objects, technical solutions and advantages of the present invention are further described in detail, it should be understood that the above-mentioned embodiments are only illustrative of the present invention and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a rotation type peanut seed thresher which characterized in that: the threshing mechanism comprises an annular plate (1), an annular ring (2), a threshing mechanism and an adjusting mechanism, wherein the annular plate (1) is fixed in a horizontal mode, the annular ring (2) is rotatably arranged at the inner ring of the annular plate (1), and the annular ring (2) is concentric with the annular plate (1);

the threshing mechanism comprises a limiting cylinder (3), a swinging rod (4), a threshing gear (5), a motor (6) and a conveying belt (7), the limiting cylinder (3) is rotatably installed on the annular ring (2) through a pin shaft, the swinging rod (4) is hollow, the swinging rod (4) penetrates through the limiting cylinder (3), one end of the swinging rod (4) is rotatably connected to the annular plate (1) through the pin shaft, the threshing gear (5) is installed at the other end of the swinging rod (4), and the threshing gear (5) is located in the annular ring (2); the motor (6) is fixedly arranged on the swing rod (4), a power output shaft of the motor is positioned in the swing rod (4), the conveying belt (7) is wound around the power output shaft of the motor (6) and the threshing gear (5), and the motor (6) drives the threshing gear (5) to rotate through the conveying belt (7);

the adjusting mechanism comprises a lead screw limiting seat (8), a lead screw (9) and a lead screw seat (10), the lead screw limiting seat (8) is rotatably installed on the annular plate (1), the lead screw seat (10) is rotatably installed on the annular ring (2), the lead screw (9) is limited in the lead screw limiting seat (8) to rotate, the lead screw (9) is in threaded fit with the lead screw seat (10), the lead screw (9) is located outside the annular ring (2), and an adjusting end (11) for controlling the forward and reverse rotation of the lead screw (9) is arranged on the lead screw limiting seat (8).

2. The rotary peanut threshing apparatus of claim 1, wherein: the threshing mechanisms are four and are evenly distributed on the periphery of the annular ring (2), the four threshing gears (5) are positioned in the annular ring (2) and are square, the squares formed by the four threshing gears (5) are scaled according to the same proportion along with the rotation of the annular ring (2), and the geometric center of each square is the center of the annular ring (2).

3. The rotary peanut threshing apparatus of claim 2, wherein: the threshing gear (5) comprises a middle rotating shaft (51) and an elastic gear (52) arranged on the outer periphery of the rotating shaft (51), a pair of flexible elastic pieces (53) are arranged between the elastic gear (52) and the rotating shaft (51), and the flexible elastic pieces (53) are of arc-shaped structures.

4. The rotary peanut threshing apparatus of claim 3, wherein: the rotating shaft (51) is installed at the end part of the limiting cylinder (3) through the shaft core, a circle of oblique gear (54) is arranged at the end part of the rotating shaft (51) penetrating through the limiting cylinder (3), and the oblique gear (54) deviates from the elastic gear (52) to incline.

5. A rotary peanut threshing apparatus according to claim 1 or 3, wherein: an arc-shaped baffle is arranged on the periphery of the lower portion of the annular plate (1), and a filter screen is arranged in the arc-shaped baffle.