CN112136490A

CN112136490A - Straw pulling device

Info

Publication number: CN112136490A
Application number: CN202011186847.5A
Authority: CN
Inventors: 栾飞; 任万洲; 桓源; 郭铁红; 冯凯泰; 洪杰
Original assignee: Shaanxi University of Science and Technology
Current assignee: Harbin Lihai Jiayuan Technology Development Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2020-12-29

Abstract

The invention discloses a straw pulling device, which comprises a frame; the case is rotatably arranged on the rack; the clamping mechanism is arranged in the case; and the driving mechanism is arranged on the case and is in transmission fit with the clamping mechanism. This pull out straw device has solved current straw machine existence and has been difficult to pull up the straw with the root and the manual straw that removes wastes time and energy problem.

Description

Straw pulling device

Technical Field

The invention belongs to the technical field of agricultural mechanical equipment, and particularly relates to a straw pulling device.

Background

For pulling out the straws, the pulling-out is mainly carried out by manual operation and mechanical maneuvering.

For the mechanical maneuvering mode, the straw removing machines on the market at present are different in shape and complex in structure, and most of the working principles are large-area flatshovel type, so that the purpose of uprooting is difficult to achieve fundamentally.

When the straws are pulled out manually, the purpose of pulling up the straws with roots can be realized, but the method is time-consuming and labor-consuming and is difficult to operate for a long time.

Therefore, the existing straw removing machine is urgently needed to be modified, so that the straw removing machine is small in size, light in weight and convenient to move, and straw crops can be removed along with roots by simple operation.

Disclosure of Invention

The invention aims to provide a straw pulling device, which solves the problems that the existing straw removing machine is difficult to pull up straws with roots and the manual straw removing machine wastes time and labor.

In order to achieve the purpose, the invention adopts the technical scheme that: a straw pulling device comprises:

a frame;

the case is rotatably arranged on the rack;

the clamping mechanism is arranged in the case;

and the driving mechanism is arranged on the case and is in transmission fit with the clamping mechanism.

The technical scheme of the invention also has the following characteristics:

further, the clamping mechanism includes:

the guide rod is arranged in the case;

the guide rods are arranged on the two V-shaped pressing plates, and the two ends of each guide rod respectively extend into the corresponding guide grooves of the V-shaped pressing plates;

and the two chucks are respectively arranged at one end of the corresponding V-shaped pressing plate.

Further, the drive mechanism includes:

the pedal is hinged to the upper side of the case;

the two push plates are hinged to the lower side of the pedal and are respectively arranged on the outer sides of the two V-shaped press plates;

one end of the elastic sheet is connected with the lower side of the pedal, and the other end of the elastic sheet abuts against the bottom of the case.

Furthermore, a cover plate is arranged at the top of the case, and a sliding groove for the elastic sheet and the push plate to slide is formed in the cover plate.

Furthermore, a limiting block is arranged on the outer side of the V-shaped pressing plate.

Furthermore, a base is arranged on the lower side of the pedal, and the upper ends of the two push plates are respectively connected to the base.

Further, the pedal is hinged on the cover plate through a rotating shaft.

Further, the frame contains two vertical arrangement's bracing piece, two be provided with first horizontal pole between the upper end of bracing piece, two be provided with the second horizontal pole between the lower extreme of bracing piece, the box rotationally sets up on the second horizontal pole.

Further, a torsion spring is arranged between the second cross rod and the bottom of the box body.

Furthermore, the lower ends of the two second cross rods are provided with third cross rods, the third cross rods are located below the second cross rods, and the lower sides of the third cross rods are provided with a pair of support legs.

Compared with the prior art, the straw pulling device is light in structure, easy to operate and low in price and cost, can thoroughly remove straws from roots in a pedal mode, and solves the problems that the conventional straw removing machine is difficult to pull up the straws with roots and the manual straw removing machine wastes time and labor.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of a straw pulling device according to the present invention;

FIG. 2 is a schematic structural view of the straw pulling device of the present invention after the cover plate is removed;

FIG. 3 is an assembly view of the driving mechanism of the straw pulling device according to the present invention;

FIG. 4 is a schematic structural diagram of a driving mechanism in the straw pulling device according to the present invention;

FIG. 5 is a schematic structural view of a clamping mechanism in the straw pulling device of the present invention.

In the figure, 1, a case, 2, a second cross rod, 3, a support leg, 4, a third cross rod, 5, a chuck, 6, a V-shaped pressing plate, 7, a cover plate, 8, a rotating shaft, 9, a supporting rod, 10, a first cross rod, 11, a handle, 12, a pedal, 13, a guide rod, 14, a base, 15, a push plate, 16, an elastic sheet and 17 are limited blocks.

Detailed Description

The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.

As shown in figure 1, the straw pulling device comprises:

a frame;

the case 1 is rotatably arranged on the rack;

the clamping mechanism is arranged in the case 1;

and the driving mechanism is arranged on the case 1 and is in transmission fit with the clamping mechanism.

As shown in FIG. 2, in the straw pulling device of the present invention, the clamping mechanism comprises:

a guide rod 13, the guide rod 13 is arranged in the case 1;

two V-shaped pressing plates 6, guide grooves are arranged on the two V-shaped pressing plates 6, and two ends of a guide rod 13 respectively extend into the guide grooves of the corresponding V-shaped pressing plates 6;

two chucks 5, the two chucks 5 are respectively arranged at one end of the corresponding V-shaped pressing plate 6.

As shown in fig. 3 and 4, in the straw pulling device of the present invention, the driving mechanism comprises:

the pedal 12 is hinged on the upper side of the case 1;

the two push plates 15 are hinged to the lower side of the pedal 12 and are respectively arranged on the outer sides of the two V-shaped press plates 6;

and one end of the elastic sheet 16 is connected with the lower side of the pedal 12, and the other end of the elastic sheet 16 is abutted against the bottom of the case 1.

When the straw pulling machine is used, a person steps on the pedal 12, the pedal 12 moves downwards, the two push plates 15 press the two V-shaped press plates 6 to be close to each other, straws are clamped, the pedal 12 is continuously stepped down, the machine case 1 rotates in the machine frame and pulls up the straws together, the elastic sheet 16 is under the pressure action of the pedal 12 in the process and generates elastic deformation, and when the person does not step on the pedal 12, the pedal 12 resets under the elastic action of the elastic sheet 16, so that the straws are pulled out next time.

Obviously, compared with the prior art, the straw pulling device provided by the invention has the advantages of light structure, easiness in operation and low cost, can completely remove straws from roots in a pedal mode, and solves the problems that the conventional straw removing machine is difficult to pull up the straws together and the manual straw removing machine wastes time and labor.

As shown in FIG. 3, in the straw pulling device of the present invention, a cover plate 7 is disposed on the top of a case 1, and a sliding groove for sliding a spring plate 16 and a push plate 15 is disposed on the cover plate 7.

By the design, the elastic sheets 16 and the push plates 15 can be ensured to move in the preset sliding grooves, so that the straw pulling work can be completed better.

As shown in figure 5, in the straw pulling device of the invention, the outer side of the V-shaped pressing plate 6 is provided with a limiting block 17 to prevent the V-shaped pressing plate 6 from being directly contacted with the inner side of the case 1 to cause damage.

As shown in figure 3, in the straw pulling device of the present invention, a base 14 is disposed under the pedal 12, and the upper ends of the two pushing plates 15 are respectively connected to the base 14, so that the straw pulling device is convenient to assemble and disassemble.

As shown in figure 1, in the straw pulling device, the pedal 12 is hinged on the cover plate 7 through the rotating shaft 8, so that the straw pulling device is convenient to disassemble and assemble.

As shown in fig. 1, in the straw pulling device of the present invention, the frame comprises two supporting rods 9 arranged vertically, a first cross rod 10 is arranged between the upper ends of the two supporting rods 9, a second cross rod 2 is arranged between the lower ends of the two supporting rods 10, and the case 1 is rotatably arranged on the second cross rod 2; a torsion spring is arranged between the second cross bar 2 and the bottom of the case 1.

The torsion spring is arranged, so that the case 1 can be kept in a horizontal state on the second cross bar 2 when the pedal 12 is not stepped on, and position balance can be avoided by adjusting the shape of the case 1.

As shown in figure 1, in the straw pulling device, the lower ends of the two second cross rods 2 are provided with the third cross rod 4, the third cross rod 4 is positioned below the second cross rods 2, and the lower side of the third cross rod 4 is provided with the pair of support legs 3, so that the straw pulling device can be ensured not to shake in the use process.

As shown in figure 1, in the straw pulling device of the present invention, a handle 11 is provided at a side of a first cross bar 10 to facilitate holding during working.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A straw pulling device is characterized by comprising:

a frame;

the machine box (1) is rotatably arranged on the rack;

the clamping mechanism is arranged in the case (1);

and the driving mechanism is arranged on the case (1) and is in transmission fit with the clamping mechanism.

2. The straw pulling device according to claim 1, wherein the clamping mechanism comprises:

the guide rod (13) is arranged in the case (1);

the two V-shaped pressing plates (6) are respectively provided with a guide groove, and two ends of the guide rod (13) respectively extend into the guide grooves of the corresponding V-shaped pressing plates (6);

the two clamping heads (5) are respectively arranged at one end of the corresponding V-shaped pressing plate (6).

3. The straw pulling device according to claim 2, wherein the driving mechanism comprises:

the pedal (12) is hinged to the upper side of the case (1);

the two push plates (15) are hinged to the lower side of the pedal (12) and are respectively arranged on the outer sides of the two V-shaped press plates (6);

one end of the elastic sheet (16) is connected with the lower side of the pedal (12), and the other end of the elastic sheet (16) abuts against the bottom of the case (1).

4. The straw pulling device according to claim 3, wherein a cover plate (7) is arranged at the top of the case (1), and a sliding groove for the elastic sheet (16) and the push plate (15) to slide is formed in the cover plate (7).

5. The straw pulling device as claimed in claim 4, wherein a limiting block (17) is arranged on the outer side of the V-shaped pressing plate (6).

6. The straw pulling device as claimed in claim 5, wherein a base (14) is arranged on the lower side of the pedal (12), and the upper ends of the two push plates (15) are respectively connected to the base (14).

7. Straw pulling device according to claim 6, characterised in that the footplate (12) is hinged to the cover plate (7) by means of a pivot (8).

8. The straw pulling device according to claim 7, wherein the frame comprises two vertically arranged support rods (9), a first cross rod (10) is arranged between the upper ends of the two support rods (9), a second cross rod (2) is arranged between the lower ends of the two support rods (10), and the case (1) is rotatably arranged on the second cross rod (2).

9. The straw pulling device as claimed in claim 1, wherein a torsion spring is arranged between the second cross bar (2) and the bottom of the case (1).

10. The straw pulling device according to claim 1, wherein a third cross rod (4) is arranged at the lower end of the second cross rods (2), the third cross rod (4) is positioned below the second cross rods (2), and a pair of support legs (3) is arranged at the lower side of the third cross rod (4).