CN212876786U

CN212876786U - Seed grain edulcoration device of corn thresher

Info

Publication number: CN212876786U
Application number: CN202021311286.2U
Authority: CN
Inventors: 张金锋
Original assignee: Longjiang Jing Xi Machinery Manufacturing Co ltd
Current assignee: Longjiang Jing Xi Machinery Manufacturing Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-04-06
Anticipated expiration: 2030-07-07

Abstract

The utility model relates to a corn thresher of agricultural machinery, in particular to a seed impurity removing device of the corn thresher. A grain impurity removing device of a corn thresher comprises an impurity removing sieve connecting rod, an eccentric shaft, an impurity removing sieve, a rotary shaft, a; the sun-drying surface of the impurity removing sieve is distributed with impurity removing holes, and the impurity removing sieve is fixed in an inclined state. The utility model discloses an add separator between going into hopper and threshing cylinder, the eccentric shaft drives the edulcoration sieve and is reciprocal vibrations, reachs young grain of maize and impurity separation effect to export both respectively through special channel subassembly. Through the device, the miscellaneous rate that contains of seed grain has effectively been reduced, improves the young quality of grain of maize, has increased economic benefits, and this device has better practicality and market spreading value.

Description

Seed grain edulcoration device of corn thresher

Technical Field

The utility model relates to a corn thresher of agricultural machinery, in particular to a seed impurity removing device of the corn thresher.

Background

The corn thresher is an automatic agricultural machine, has high threshing efficiency for treating corn, low cost and good threshing quality controllability, and is widely applied in China. During threshing, corn cobs enter a threshing cylinder to be threshed through a feeding hopper, impurities such as dust, broken particles and the like are generally mixed in corn grains after threshing, the quality of the threshed corn grains is directly influenced, secondary manual clearing operation is inconvenient, efficiency is low, and labor intensity is high.

Disclosure of Invention

The utility model provides a novel corn thresher's seed grain edulcoration device, add separator between going into hopper and threshing cylinder, the structure is ingenious practical, need not the workman and operates, and the edulcoration is solved together to the operation in-process, can effectively reduce the miscellaneous rate of containing of seed grain, has increased economic benefits.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a grain impurity removing device of a corn thresher comprises an impurity removing sieve connecting rod, an eccentric shaft, an impurity removing sieve, a rotary shaft, a; impurity removing holes are distributed on the sunning surface of the impurity removing sieve; the impurity removing sieve is not horizontally fixed and is inclined downwards from the position of the vibration outlet.

The scheme of the utility model can also be:

the lower part of the impurity removing screen is provided with a clapboard; the baffle is arranged in parallel with the impurity removing sieve.

The impurity removing sieve is provided with more than two sieve cranes.

The corn grain vibration device is characterized by also comprising an output channel assembly, wherein the output channel assembly is provided with two independent output channels which are a corn grain output channel and an impurity output channel respectively, and an outer inlet of the corn grain output channel is in butt joint with the vibration outlet; the inner inlet of the impurity output channel is in butt joint with the partition plate.

The kernel outlet of the corn kernel output channel is positioned in the middle of the output channel assembly.

The outer side of the upper part of the output channel assembly is provided with an observation port of the corn kernel output channel.

The outer side of the output channel assembly is provided with a cleaning port of the impurity output channel.

And the impurity outlet of the impurity output channel is positioned at the lower end of the seed outlet.

The utility model discloses a grain impurity removing device of a corn thresher, which is characterized in that a separating device is additionally arranged between a feeding hopper and a threshing cylinder, and an eccentric shaft drives an impurity removing sieve to reciprocate and vibrate, so that the separating effect is achieved; and the two are respectively output through an output channel assembly with a special structure. Overall structure is succinct ingenious, need not workman's operation, and the edulcoration separation is solved in the lump to the operation process of threshing, through the device, can effectively reduce the miscellaneous rate that contains of seed grain, improves maize seed grain quality, has increased economic benefits, and this device has better practicality and market spreading value.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of the seed impurity removing device of the present invention;

fig. 2 is a schematic structural diagram of the output channel assembly of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1, a grain impurity removing device of a corn thresher comprises an impurity removing sieve connecting rod 2, wherein one end of the impurity removing sieve connecting rod 2 is connected with an eccentric shaft 1, and the other end of the impurity removing sieve connecting rod is rotatably connected with an impurity removing sieve 3; impurity removing holes 31 are distributed on the sunning surface of the impurity removing screen 3; the impurity removing screen 3 is fixed in an inclined state.

The corn cobs are threshed into corn grains by a corn thresher and then fall into a grain impurity removal device. The power input of the eccentric shaft 1 passes through the power transmission component of the main power source of the corn thresher, such as the structure of the prior art of gears, belts and the like; or can be driven by a separate motor to operate. Edulcoration sieve connecting rod 2 passes through the rotatable connection of bearing fixed with eccentric shaft 1 and edulcoration sieve 3, reduces the impact, increases and rotates the flexibility ratio.

The impurity removing holes 31 distributed on the impurity removing screen 3 are round holes with proper sizes, so that the impurities such as dust, particles and the like smaller than the corn grains fall into the lower part of the dust removing screen. The impurity removing holes 31 may be diamond-shaped or square-shaped profiled holes, or the entire impurity removing screen 3 may have a mesh structure.

The two sides of the impurity removing sieve 3 are provided with baffles 33. The impurity removing screen 3 is fixed in a non-horizontal mode and is inclined downwards from the position of an outlet 30 of the impurity removing screen; or the vibration outlet 30 can be inclined upwards; and adjusting according to the rotating state of the eccentric shaft 1. The reciprocating motion of the impurity removing screen 3 can enable the corn kernels to be conveyed to the output channel assembly 5.

The lower part of the impurity removing sieve 3 is provided with a clapboard 6; the baffle 6 is arranged in parallel with the impurity removing sieve 3. The partition plate 6 is fixed with the impurity removing screen 3, so that dust falling on the impurity removing screen 3 falls on the partition plate, and the dust is collected and conveyed into the output channel assembly 5.

The impurity removing screen 3 is provided with more than two screen cranes 4. In the embodiment of the figure four sifter hangers 4 are provided. The screening crane 4 is fixed on the frame of the corn thresher. The screen crane 4 and the impurity removing screen 3 are movably fixed.

As shown in fig. 1 and fig. 2, an output channel assembly 5 is arranged at the left end of the impurity removing screen 3, the output channel assembly 5 is provided with two independent output channels, namely a corn kernel output channel 51 and an impurity output channel 52, and an outer inlet 53 of the corn kernel output channel 51 is in butt joint with the vibration outlet 30; the inner inlet 54 of the impurity outlet channel 52 is in abutment with the partition 6. The corn kernels of the impurity removing screen 3 fall into the corn kernel output channel 51 through the outer inlet 53.

The kernel outlet 55 of the corn kernel output channel 51 is located at the middle of the output channel assembly 5. The collection of the seeds is convenient. And an impurity outlet 56 of the impurity output channel 52 is positioned at the lower end of the kernel outlet 55. The kernel outlet 55 is configured such that the passageway of the corn kernel output channel 51 passes through the passageway of the impurity output channel 52. The outer inlet 53 is on the same side as the kernel outlet 55 in the embodiment.

The outer side of the upper part of the output channel component 5 is provided with a viewing port 57 of the corn kernel output channel 51.

The outer side of the outlet channel block 5 is provided with a cleaning opening 58 of the impurity outlet channel 52. The dust can be conveniently cleaned when being piled up and agglomerated.

The utility model discloses a seed grain edulcoration device of corn thresher through add separator between going into hopper and threshing cylinder, and the eccentric shaft drives the edulcoration sieve and is reciprocal vibrations, reachs corn kernel and impurity separation effect to the cooperation through the output channel subassembly of special construction exports both respectively. Overall structure is succinct ingenious, need not workman's operation, and the edulcoration separation is solved in the lump to the operation process of threshing, through the device, can effectively reduce the miscellaneous rate that contains of seed grain, improves the quality of maize seed grain, has increased economic benefits, and this device has better practicality and market spreading value.

Claims

1. A seed grain edulcoration device of corn thresher which characterized in that: comprises an impurity removing sieve connecting rod (2), one end of the impurity removing sieve connecting rod (2) is connected with an eccentric shaft (1), and the other end is rotatably connected with an impurity removing sieve (3); impurity removing holes (31) are distributed on the sunning surface of the impurity removing sieve (3); the impurity removing sieve (3) is fixed in an inclined state.

2. The kernel impurity removing device of the corn thresher according to claim 1, wherein: a clapboard (6) is arranged at the lower part of the impurity removing sieve (3); the clapboard (6) is arranged in parallel with the impurity removing sieve (3).

3. The kernel impurity removing device of the corn thresher according to claim 1, wherein: the impurity removing screen (3) is provided with more than two screen cranes (4).

4. The kernel impurity removing device of the corn thresher according to claim 1 or 2, wherein: the corn grain vibration device is characterized by further comprising an output channel assembly (5), wherein the output channel assembly (5) is provided with two independent output channels which are a corn grain output channel (51) and an impurity output channel (52), and an outer inlet (53) of the corn grain output channel (51) is in butt joint with the vibration outlet (30); the inner inlet (54) of the impurity output channel (52) is butted with the baffle plate (6).

5. The kernel impurity removing device of the corn thresher according to claim 4, wherein: the kernel outlet (55) of the corn kernel output channel (51) is positioned in the middle of the output channel assembly (5).

6. The kernel impurity removing device of the corn thresher according to claim 4, wherein: the outer side of the upper part of the output channel component (5) is provided with an observation port (57) of the corn kernel output channel (51).

7. The kernel impurity removing device of the corn thresher according to claim 4, wherein: the outer side of the output channel assembly (5) is provided with a cleaning port (58) of the impurity output channel (52).

8. The kernel impurity removing device of the corn thresher according to claim 5 or 7, wherein: the impurity outlet (56) of the impurity output channel (52) is positioned at the lower end of the kernel outlet (55).