CN114258786A

CN114258786A - Threshing machine capable of adjusting discharging speed

Info

Publication number: CN114258786A
Application number: CN202210061119.4A
Authority: CN
Inventors: 王德明
Original assignee: Zigong Longfeng Agricultural Machinery Co ltd
Current assignee: Zigong Longfeng Agricultural Machinery Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-04-01

Abstract

The invention discloses a threshing machine capable of adjusting blanking speed, which comprises: the left side inside the threshing box is rotatably connected with a left blanking plate, the right side inside the threshing box is rotatably connected with a right blanking plate, and the outer sides of the left blanking plate and the right blanking plate are both provided with an adjusting machine, wherein the adjusting machine is formed by combining a fixed rod, a connecting block, a push block and an adjusting rod; the left end of the sieve plate is rotatably connected in the threshing box, and a supporting mechanism is arranged on the right side of the sieve plate; and the feed opening is arranged below the left side of the threshing box. The outside draw-in groove of dead lever is connected with the connecting block, and wherein the longitudinal section of adjusting the machine is "U" font structure. This thresher of adjustable unloading speed can adjust the speed of cereal unloading as required, and screening speed and density are controllable, and the flexibility is higher, can avoid the screen cloth to block up, can effectively guide cereal to discharge to make things convenient for the dismouting to overhaul, it is easy and simple to handle.

Description

Threshing machine capable of adjusting discharging speed

Technical Field

The invention relates to the technical field of threshing machines, in particular to a threshing machine capable of adjusting the blanking speed.

Background

The threshing machine is a machine for separating sundries such as grains, straws and the like, can enable the grains to enter the next production process, is widely applied in the field of rice production, and has various threshing machines on the market but still has some defects;

for example, the grain blanking speed is fixed, the screening speed and the density are not controllable, the flexibility is insufficient, the screen mesh is easy to block, and the disassembly, the assembly and the maintenance are inconvenient, so that the threshing machine with the adjustable blanking speed is provided, and the problems provided in the prior art are solved conveniently.

Disclosure of Invention

The invention aims to provide a threshing machine capable of adjusting the blanking speed, and aims to solve the problems that the existing threshing machine provided by the background technology is fixed in grain blanking speed, uncontrollable in screening speed and density, insufficient in flexibility, easy to block a screen and inconvenient to disassemble, assemble and maintain.

In order to achieve the purpose, the invention provides the following technical scheme: a threshing machine with adjustable blanking speed comprises:

the left side inside the threshing box is rotatably connected with a left blanking plate, the right side inside the threshing box is rotatably connected with a right blanking plate, and the outer sides of the left blanking plate and the right blanking plate are both provided with an adjusting machine, wherein the adjusting machine is formed by combining a fixed rod, a connecting block, a push block and an adjusting rod;

the left end of the sieve plate is rotatably connected in the threshing box, and a supporting mechanism is arranged on the right side of the sieve plate;

and the feed opening is arranged below the left side of the threshing box.

Preferably, the outside draw-in groove of dead lever is connected with the connecting block, and wherein the longitudinal section of adjusting the machine is "U" font structure, and the outside of connecting block rotates and is connected with the ejector pad to the inside of ejector pad rotates and is connected with the regulation pole, the outside of adjusting the pole is thread structure.

Preferably, the horizontal plane of the right end of the sieve plate is higher than the horizontal plane of the left end of the sieve plate, sieve pores are formed in the sieve plate in an array mode, and the inner diameters of the sieve pores are sequentially reduced from right to left.

Preferably, the right side of the lower part of the sieve plate is tightly attached with an eccentric wheel, the front end of the eccentric wheel is provided with a driving motor, and the upper part of the right side of the sieve plate is provided with a tension spring fixed in the threshing box.

Preferably, threshing box's front side is provided with dismouting maintenance mechanism, wherein includes access door, mounting panel, gag lever post and fixed frame, threshing box's front side inside slot is connected with the access door, and the access door realizes rotating on threshing box.

Preferably, an installation plate with an L-shaped longitudinal section is rotatably connected above the front side of the access door, a limiting rod is tightly attached to the inner side of the installation plate, and the limiting rod is slidably connected into a fixed frame fixed on the threshing box;

wherein the material of gag lever post is iron, the material of fixed frame is magnetism to fixed frame and gag lever post realize magnetism and connect.

Compared with the prior art, the invention has the beneficial effects that: the threshing machine with the adjustable blanking speed can adjust the blanking speed of grains according to needs, is controllable in screening speed and density, higher in flexibility, capable of avoiding screen blockage, capable of effectively guiding grains to be discharged, convenient to disassemble, assemble and maintain and simple and convenient to operate;

1. the grain feeding device is provided with a fixed rod, a connecting block and an adjusting rod, a thread mechanism is arranged on the outer side of the adjusting rod, the inner end of the adjusting rod is rotatably connected with a push block, the push block is rotated on the connecting block, the connecting block is connected with a clamping groove of the fixed rod, the connecting block can be pushed to move by rotating the adjusting rod, the grain feeding speed can be adjusted as required, the screening speed and density are controllable, and the flexibility is higher;

2. the sieve plate is provided with sieve pores, a driving motor and tension springs, the inner diameters of the sieve pores arranged in an array mode in the sieve plate are gradually reduced from right to left through the sieve plate with the height gradually reduced from right to left and from inside to outside, an eccentric wheel is tightly attached to the lower portion of the sieve plate, and the tension springs are fixed on the right side of the sieve plate, so that the sieve plate can be prevented from being blocked, and grains can be effectively guided to be discharged;

3. be provided with access door, mounting panel and gag lever post, connect through access door and threshing box draw-in groove, the last mounting panel and the gag lever post draw-in groove of rotating the connection of access door are connected, and gag lever post and fixed frame magnetism are connected, make things convenient for the dismouting to overhaul, and is easy and simple to handle.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the connection structure of the sieve plate and the sieve pore according to the present invention;

FIG. 4 is a schematic view of the overall structure of the disassembly and assembly maintenance mechanism of the present invention.

In the figure: 1. a threshing box; 2. a left blanking plate; 3. a right blanking plate; 4. a conditioner; 5. fixing the rod; 6. connecting blocks; 7. a push block; 8. adjusting a rod; 9. a drive motor; 10. an eccentric wheel; 11. a sieve plate; 12. screening holes; 13. a feeding port; 14. an access door; 15. mounting a plate; 16. a limiting rod; 17. a fixing frame; 18. a tension spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.

Referring to fig. 1-4, the present invention provides a technical solution: a threshing machine with adjustable blanking speed comprises: the threshing mechanism comprises a threshing box, a left blanking plate, a right blanking plate, an adjusting machine, a fixed rod, a connecting block, a pushing block, an adjusting rod, a driving motor, an eccentric wheel, a sieve plate, sieve holes, a blanking port, an access door, a mounting plate, a limiting rod, a fixed frame and a tension spring;

as shown in attached figures 1 and 2, adjusting rods 8 in threaded connection with the left side and the right side of a threshing box 1 are respectively rotated, the adjusting rods 8 rotate on a pushing block 7 and push the pushing block 7 to move, the pushing block 7 rotates on a connecting block 6 and drives the connecting block 6 to move, so that the connecting block 6 slides outside a fixing rod 5 connected with a clamping groove of the connecting block 6, the fixing rod 5 with a U-shaped longitudinal section can effectively limit the connecting block 6, the fixing rod 5, the connecting block 6, the pushing block 7 and the adjusting rods 8 are combined to form an adjusting machine 4, the adjusting machine 4 is arranged outside a left blanking plate 2 and a right blanking plate 3, the adjusting machine 4 can push the left blanking plate 2 and the right blanking plate 3 to respectively rotate on the threshing box 1, the distance between the left blanking plate 2 and the right blanking plate 3 is adjusted, and the blanking speed of grains can be controlled;

as shown in attached figures 1 and 3, a driving motor 9 arranged at the front side of an eccentric wheel 10 is opened, the driving motor 9 drives the eccentric wheel 10 to rotate, the eccentric wheel 10 pushes a sieve plate 11 with the upper side tightly attached, so that the left end of the sieve plate 11 rotates in a threshing box 1, because the tension spring 18 fixed in the threshing box 1 is arranged at the right side of the sieve plate 11, the sieve plate 11 can vibrate and the vibration range of the sieve plate 11 can be fixed, since the height of the sieve plate 11 is gradually reduced from right to left and from inside to outside, the inner diameter of the sieve pores 12 distributed in an array on the sieve plate 11 is gradually reduced from right to left, at the left discharge position, the sieving effect is best, the right side has more general weeds, the left side has less weeds, the size of the weeds is larger, the small weeds are screened out gradually, most of the small weeds are blocked, and the ears of grains are discharged from the feed opening 13 and enter the next flow, so that the threshing effect can be improved, and the loss rate is reduced;

as shown in fig. 4, when the inside of the threshing box 1 needs to be disassembled and repaired, the limiting rod 16 magnetically connected with the fixing frame 17 slides on the fixing frame 17, so that the limiting rod 16 is separated from being connected with the clamping groove of the mounting plate 15, then the mounting plate 15 is rotated on the access door 14, and the mounting plate 15 is pulled, so that the access door 14 is separated from being connected with the clamping groove of the threshing box 1, the access door 14 rotates in the threshing box 1, the inside of the threshing box 1 can be repaired, after the repair is finished, the access door 14 is rotated, so that the access door 14 is clamped in the threshing box 1, and the mounting plate 15 with the longitudinal section in an L-shaped structure is rotated, so that the mounting plate 15 is tightly attached to the front side of the threshing box 1, the limiting rod 16 slides on the fixing frame 17, so that the limiting rod 16 is connected with the clamping groove of the mounting plate 15, and the limiting rod 16 is magnetically connected with the fixing frame 17, thereby ensuring the stability.

The details which are not described in the present specification belong to the prior art known to those skilled in the art, the standard parts used in the present invention can be purchased from the market, the special-shaped parts can be customized according to the description and the description of the drawings, the specific connection mode of each part adopts the conventional means of bolt, rivet, welding, etc. which are mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. A threshing machine capable of adjusting the blanking speed is characterized by comprising:

the left side of the inside of the threshing box (1) is rotatably connected with a left blanking plate (2), the right side of the inside of the threshing box (1) is rotatably connected with a right blanking plate (3), and adjusting machines (4) are respectively installed on the outer sides of the left blanking plate (2) and the right blanking plate (3), wherein each adjusting machine (4) is formed by combining a fixed rod (5), a connecting block (6), a push block (7) and an adjusting rod (8);

the left end of the sieve plate (11) is rotatably connected in the threshing box (1), and a supporting mechanism is arranged on the right side of the sieve plate (11);

and the feed opening (13) is arranged below the left side of the threshing box (1).

2. The threshing machine capable of adjusting the blanking speed according to claim 1, wherein: the outside draw-in groove of dead lever (5) is connected with connecting block (6), and wherein the longitudinal section of adjusting machine (4) is "U" font structure, and the outside of connecting block (6) rotates and is connected with ejector pad (7) to the inside of ejector pad (7) rotates and is connected with regulation pole (8), the outside of adjusting pole (8) is the screw thread column structure.

3. The threshing machine capable of adjusting the blanking speed according to claim 1, wherein: the horizontal plane of the right end of the sieve plate (11) is higher than the horizontal plane of the left side, sieve pores (12) are formed in the sieve plate (11) in an array mode, and the inner diameters of the sieve pores (12) are sequentially reduced from right to left.

4. The thresher with adjustable blanking speed of claim 3, characterized in that: the lower right side of the sieve plate (11) is tightly attached with an eccentric wheel (10), the front end of the eccentric wheel (10) is provided with a driving motor (9), and a tension spring (18) fixed in the threshing box (1) is arranged above the right side of the sieve plate (11).

5. The threshing machine capable of adjusting the blanking speed according to claim 1, wherein: threshing box (1)'s front side is provided with dismouting maintenance mechanism, wherein includes access door (14), mounting panel (15), gag lever post (16) and fixed frame (17), threshing box's (1) front side inside groove is connected with access door (14), and access door (14) realize rotating on threshing box (1).

6. The threshing machine capable of adjusting the blanking speed as claimed in claim 5, wherein: an installation plate (15) with an L-shaped longitudinal section is rotatably connected above the front side of the access door (14), the inner side of the installation plate (15) is tightly attached with a limiting rod (16), and the limiting rod (16) is slidably connected in a fixed frame (17) fixed on the threshing box (1);

wherein the material of gag lever post (16) is iron, the material of fixed frame (17) is magnetism to fixed frame (17) and gag lever post (16) realize the magnetism and connect.