CN114080906A

CN114080906A - Header of multipurpose corn harvester

Info

Publication number: CN114080906A
Application number: CN202111338322.3A
Authority: CN
Inventors: 周景义
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-02-25

Abstract

The invention discloses a header of a multipurpose corn harvester, which consists of a frame assembly, a cutting knife device, an ear-picking and stem-pulling device, an ear-picking roller, a stem-pulling roller, an inverted cone, a spiral, a bearing seat, a stem-pulling chain wheel, a power transmission chain wheel, a stem-pulling clamping chain, a power transmission chain, a noise reduction plate, a clamping baffle plate, a gear and a corn ear conveying device, wherein the ear-picking and stem-pulling device, a driving shaft of the cutting knife device and a driving shaft of the corn ear conveying device simultaneously input power to drive the header to operate to complete the processes of cutting a stem first and picking the corn ear later, then the corn ear is conveyed to the next process by the corn ear conveying device, and straws enter another mechanism for processing, thus the corn harvester has the advantages that: the corn harvester is matched with a special harvester chassis to perfect other structures to form a multipurpose corn harvester, when the corn is harvested, the straws are bundled and coated to be used as feed, sprayed to a vehicle to be pulled back for treatment, and crushed by 5-20 mm to be returned to the field, so that the straws are treated in various modes on the harvester.

Description

Header of multipurpose corn harvester

Technical Field

The invention relates to a header of a corn harvester, in particular to a header of a multipurpose corn harvester.

Background

In order to solve the problems of burning prohibition and haze prevention of straws, the government advocates straw returning, straw meat-to-straw feed making and comprehensive straw utilization … … but still has the defects that 1, the straws are deeply returned to fields and expensive and are not accepted by farmers, 2, the straws meat-to-straw feed making is collected or packaged when the corns are basically dried after being harvested for a long time, at the moment, a large amount of nutrients of the straws are lost, not only contain soil and are easily bred with harmful fungi, which can bring harm to the health of livestock, 3, the straws are comprehensively utilized and packaged, which is equal to predation of resources of the farmers, the farmers do not obtain money and compact the land, and the farmers object to the situation, so that a new multipurpose corn harvester is urgently needed in rural areas, corn fruits can be harvested, and the following work can be completed by selecting corresponding functions according to different purposes of the straws: 1. directly crushing, kneading, bundling and coating the straws on a harvester to prepare the straws into a film as a feed; 2. crushing, kneading and spraying the straws onto a vehicle for pull-back treatment; 3. the method comprises the following steps of carrying out superfine cutting on the straws by 5-20 mm, carrying out rotary tillage by using a rotary cultivator by 50 mm, uniformly stirring the straws and soil to cover the ground and returning the straws to the field, preserving water and resisting drought, and preventing the corn seeds from lodging in an original soil layer.

Disclosure of Invention

The invention aims to solve the problems that a corn harvester firstly cuts stalks and then picks up ears, then sends the ears to the next procedure, peels and then boxes, finally gathers the stalks towards the middle on the harvester, intensively sends the stalks to the next mechanism and treats the stalks by using a plurality of functional modes.

The invention discloses a header of a multipurpose corn harvester, which consists of a frame assembly, a cutting knife device, an ear-picking and stem-pulling device, an ear-picking roller, a stem-pulling roller, an inverted cone, a spiral, a bearing seat, a stem-pulling chain wheel, a power transmission chain wheel, a stem-pulling clamping chain, a power transmission chain, a noise reduction plate, a clamping baffle chain plate, a gear and a corn ear conveying device.

The ear-picking and stem-pulling device is suitable for multifunctional corn harvesters from one ridge to multiple ridges.

When the multi-ridge harvester is designed, the width of the frame assembly can be increased according to the designed ridge number.

When the ear-picking and stem-pulling devices of the multi-ridge harvester are used together, the multi-ridge harvester is in a sector structure with a wide front part and a narrow back part, and is convenient for straws to gather towards the middle and enter the straw treatment mechanism in a centralized manner.

The driving shaft of the ear-picking stem-pulling device is provided with 2 power transmission chain wheels, wherein, 1 power transmission chain wheel inputs power, the other 1 power transmission chain wheel outputs power, and the power is transmitted into the driving shaft of the other 1 ear-picking stem-pulling device of the multi-ridge corn harvester (and so on).

2 stem pulling rollers in the ear picking and stem pulling device box are provided with 2 gears, 2 power transmission chain wheels, 2 ear picking rollers are provided with 2 power transmission chain wheels, 2 power transmission chain wheels on the 2 stem pulling rollers and 2 power transmission chain wheels on the 2 ear picking rollers are driven by power transmission chains, and the 2 ear picking rollers and the 2 stem pulling rollers rotate at the same speed and in opposite directions.

The ear picking rod is made of an iron cylinder, an inverted cone and a screw, the lower end of the ear picking rod is provided with a stem pulling chain wheel, the ear picking rod is fixed on the frame by a bearing and a bearing seat, and the upper end of the ear picking rod is fixed on the ear picking and stem pulling device.

The stalk pulling rod is made of an iron cylinder, a flat iron rib, an inverted cone and a screw, the lower end of the stalk pulling rod is provided with a stalk pulling chain wheel, the stalk pulling chain wheel is fixed on the frame by a bearing and a bearing seat, and the upper end of the stalk pulling rod is fixed on the ear picking stalk pulling device.

The stem-pulling clamping chain is provided with branch teeth, and has the functions of transmitting power and clamping and pulling stems.

The clamping chain blocking plate is made of an iron plate, so that the stable operation of the stem clamping chain can be ensured, and the clamping force can be provided for the stem clamping chain.

The corn ear conveying device is arranged in front of the ear picking roller and below the frame assembly and consists of a support, a power transmission chain wheel, a driving shaft, a driven shaft, a bearing seat and a conveying belt, wherein the driving shaft inputs power to drive the conveying belt to run.

The noise reduction plate is made of engineering plastics and is arranged between the stalk pulling clamping chain and the rack inclined plane, so that iron and iron friction is avoided, and noise is reduced.

The working principle of the invention is as follows:

the cutting machine is characterized in that a driving shaft of a crankshaft link mechanism of a header inputs power to drive a driven shaft to rotate along the circumferential direction, the circumferential motion is changed into reciprocating motion through a connecting rod, a movable knife of a cutting knife device is driven to do reciprocating motion through a swing arm to complete cutting of a cutting rod, meanwhile, the driving shaft of an ear picking and stem pulling device transmits power to enable 2 gears above 2 stem pulling rods in a box of the ear picking and stem pulling device to drive 2 stem pulling rods to rotate oppositely, 2 power transmission chain wheels above the 2 stem pulling rods are utilized, 2 power transmission chains drive 2 chain wheels above the 2 ear picking rods, the 2 ear picking rods and the 2 stem pulling rods to rotate oppositely at the same speed, and simultaneously, 2 stem pulling chain wheels below the 2 stem pulling rods drive 2 stem pulling clamping chains to move on a stem pulling chain wheel and a medium wheel at the front end of a frame assembly, cut straws can be pulled and clamped into the middle of a stem pulling clamping chain at the same time, and finally the cut straws are conveyed to a position between the 2 ear picking rods and the inverted cone roller, The straw moves upwards under the action of the screw, meanwhile, the ear picking rod and the stem pulling rod take over the action of the stem pulling clamping chain and continue to pull the straw backwards, the clearance of the ear picking rod is smaller than the diameter of the corn ear to pick the corn ear, the picked corn ear falls into the corn ear conveying device and is conveyed into the next procedure by the corn ear conveying device, and the straw is intensively conveyed into a rear mechanism to be processed under the action of a sector-shaped header, a front wide header and a rear narrow header.

The invention has the beneficial effects that:

the multifunctional corn harvester can be assembled by matching with a special corn harvester chassis to perfect other structures, and theoretically and practically realizes that the corn harvester not only can harvest corn ears, but also can select corresponding functions according to the use of straws and directly crush, knead, bundle and coat the straws on the harvester; crushing, kneading and spraying the straws onto a vehicle for pull-back treatment; the straw is superfine minced by 5-20 mm, rotary tillage is carried out by a rotary cultivator by 50 mm, the mixture is uniformly stirred with soil to cover the ground and return to the field, water and drought are preserved, corn seeds are lodging-resistant in an original soil layer, the corn straws are completely utilized, the soilless and total nutrient recovery of the feed, the development of green energy, the real returning of the straws to the field, the improvement of the soil, the income of farmers, the burning of the straws is forbidden to prevent haze, the whole-course mechanization process of agriculture is accelerated, and the positive effect is played.

Drawings

Fig. 1 is a plan view of the present invention.

Fig. 2 is a side view of the present invention.

FIG. 3 is a cross-sectional view taken along plane A-A of the present invention.

1. The corn ear picking and stalk pulling device comprises a rack assembly 2, a cutting knife device 3, an ear picking and stalk pulling device 4, an ear picking roller 5, a stalk pulling roller 6, an inverted cone 7, a spiral 8, a bearing 9, a bearing seat 10, a stalk pulling chain wheel 11, a power transmission chain wheel 12, a stalk pulling clamping chain 13, a power transmission chain 14, a noise reduction plate 15, a clamping baffle chain plate 16, a gear 17, a corn ear conveying device 18, a conveying belt 19, a driving shaft 20 and a driven shaft.

Detailed Description

Please refer to fig. 1, fig. 2, and fig. 3, which show: the invention relates to a header of a multipurpose corn harvester, which consists of a frame assembly 1, a cutting knife device 2, an ear-picking stem-pulling device 3, an ear-picking roller 4, a stem-pulling roller 5, an inverted cone 6, a spiral 7, a bearing 8, a bearing seat 9, a stem-pulling chain wheel 10, a power transmission chain wheel 11, a stem-pulling clamping chain 12, a power transmission chain 13, a noise reduction plate 14, a baffle chain plate 15, a gear 16, a corn ear conveying device 17, a conveying belt 18, a driving shaft 19 and a driven shaft 20, wherein: the cutting knife device 2 is arranged below the front end of the frame assembly 1, the ear picking and stem pulling device 3 is arranged at the rear end of the frame assembly 1 and is arranged above the 2 ear picking rollers 4 and the 2 stem pulling rollers 5, the ear picking rollers 4 are arranged in front of the stem pulling rollers 5, the ear picking rollers 4 and the stem pulling rollers 5 are both provided with a screw 7, a lower inverted cone 6, a bearing 8 and a bearing seat 9, the ear picking and stem pulling device 3 is provided with 5 shafts, the upper shaft is a driving shaft, the driving shaft is provided with 2 power

transmission chain wheels

11 and 1 transmitting power, the other 1 outputs power, the multi-ridge harvester is connected with the other 1 ear picking and stem pulling device 3, the power transmission chain wheels 11 on the driving shaft transmit power (by analogy), the lower 4 shafts of the ear picking and stem pulling device 3 are driven shafts, the 4 driven shafts are respectively integrated with the 2 ear picking rollers 4 and the 2 stem pulling rollers 5, wherein the 1 stem pulling roller 5 and the driving shaft form a long shaft, the upper ends of 4 shafts are provided with power transmission chain wheels 11, the upper ends of 2 stalk-pulling rollers 5 are provided with gears 16 which rotate oppositely, the power transmission chain wheels 1 on the 2 ear-picking rollers 4 and the power transmission chain wheels 11 on the 2 stalk-pulling rollers 5 are provided with power transmission chains 13 for transmitting power, so that the 2 ear-picking rollers 4 and the 2 stalk-pulling rollers 5 rotate oppositely at the same speed, the gears 16, the power transmission chain wheels 11 and the power transmission chains 13 are sealed in a box, the stalk-pulling chain wheels 10 under the 2 stalk-pulling rollers 5, the stalk-pulling chain wheels 10 at the front ends of the stalk-pulling clamping chains 12 and the rack assembly 1 are arranged on the same inclined plane of the rack assembly 1, the front ends of the 2 stalk-pulling clamping chains 12 are arranged in an outward splayed shape by utilizing the stalk-pulling chain wheels 10 and the idle wheels, scattered straws can be pulled into the middles of the 2 stalk-pulling clamping chains 12, the stalk-pulling clamping chains 12 are provided with branch teeth and operate in grooves of clamping chain plates 15, and the stalk-pulling chain wheels, The corn ear conveying device 17 has the functions of power transmission and clamping, can simultaneously pull, clamp and convey the cut stalks with ears to the back, finally is conveyed into the gaps of the inverted cones 6 of the 2 ear picking rods 4 and the 2 stem pulling rods 5, runs upwards under the action of the screw 7, simultaneously, the 2 ear picking rods 4 and the 2 stem pulling rods 5 take over the action of the stem pulling clamping chains 12 to continuously pull the stalks to the back, the gaps of the 2 ear picking rods 4 are smaller than the diameter of the corn ears to pick the corn ears, the picked corn ears fall into the corn ear conveying device 17 and are conveyed to the next mechanism for treatment, the picked stalks are concentrated to enter the next mechanism under the actions of a sector type header, a front wide header and a back narrow header, the corn ear conveying device 17 consists of a frame 1, a power transmission chain wheel 11, a power transmission chain 13, a driving shaft 19, a driven shaft 20, a bearing 10, a bearing seat 11 and a conveying belt 18, the driving shaft 19 inputs power, the corn ear conveying device 17 is arranged in front of the corn ear picking roller 6 and below the frame assembly 1, the clamping chain blocking plate 15 is arranged on the upper surface of the inclined plane stem pulling clamping chain 12 of the frame assembly 1 and opposite to the branch teeth, and the noise reduction plate 14 is arranged between the inclined plane of the frame assembly 1 and the stem pulling clamping chain 12, so that noise generated by friction between iron and iron is avoided.

Claims

1. A header of multipurpose corn harvester which characterized in that: the corn ear and stem picking and pulling device comprises a frame assembly, a cutting knife device, an ear-picking and stem-pulling device, an ear-picking roller, a stem-pulling roller, an inverted cone, a spiral, a bearing seat, a stem-pulling chain wheel, a power transmission chain wheel, a stem-pulling clamping chain, a power transmission chain, a noise reduction plate, a clamping and blocking chain plate, a gear and a corn ear conveying device, wherein the cutting knife device is arranged below the front end of the frame assembly, the ear-picking and stem-pulling device is arranged at the rear end of the frame assembly and above 2 ear-picking rollers and 2 stem-pulling rollers, the ear-picking roller is arranged in front of the stem-pulling roller, the ear-picking roller and the stem-pulling roller are provided with the spiral, the inverted cone is arranged below the bearing and the bearing seat, the ear-picking and stem-pulling device is provided with 5 shafts, 1 shaft above is a driving shaft, the driving shaft is provided with the 2 power transmission chain wheels, the driving shaft is arranged on the driving shaft, the driving shaft is transmitted with the power, the other 1 is output power, the other 1 ear-picking and stem-pulling device is transmitted into the driving shaft of the multi-ridge corn harvester, and so on the like, the ear picking and stem pulling device is characterized in that 4 shafts below the ear picking and stem pulling device are driven shafts, 4 driven shafts are respectively integrated with 2 ear picking rollers and 2 stem pulling rollers to form a body shaft, wherein 1 stem pulling roller and a driving shaft form an integral long shaft, 2 gears and 2 power transmission chain wheels are arranged on the 2 stem pulling rollers in the ear picking and stem pulling device box, 2 power transmission chain wheels are arranged on the 2 ear picking rollers, 2 power transmission chain wheels are arranged on the 2 stem pulling rollers, the power transmission chain wheels on the 2 stem pulling rollers and the power transmission chain wheels on the 2 ear picking rollers are driven by a power transmission chain to realize that the 2 ear picking rollers and the 2 stem pulling rollers rotate at the same speed and in opposite directions, the stem pulling chain wheels below the 2 stem pulling rollers, the stem pulling clamping chain and the stem pulling chain wheel and the intermediate wheel at the front end of the frame assembly are arranged on the same inclined plane of the frame assembly, the front ends of the two stem pulling clamping chains are arranged in a splayed shape through the intermediate wheel and the stem pulling clamping chain wheels and can pull the cut and disperse straws into the 2 stem clamping chains, the stalk-pulling holding chain is equipped with branch teeth, runs in the holding chain-plate groove, and can simultaneously pull, hold and convey the cut stalk with ear and stalk backward, and finally is fed into the gap between 2 ear-picking rods and 2 back-taper stalks-pulling rods, under the action of screw turning the stalk can be moved upward and separated from the stalk-pulling holding chain, at the same time the ear-picking rods and stalk-pulling rods can be used for taking over the function of stalk-pulling holding chain and continuously pulling the stalk backward, the gap between 2 ear-picking rods is less than diameter of ear of corn, the ear of corn can be picked, and fallen into ear of corn conveying device, and can be fed into next mechanism to make treatment, and the picked stalk can be collected under the action of sector-shaped harvesting table with wide front portion and narrow back portion, and the ear of corn conveying device is placed in front of ear-picking roller and under the machine frame assembly, and the ear of corn conveying device is formed from support, power transmission chain wheel, driving shaft and driving shaft, The corn ear conveying device comprises a driven shaft, a bearing and a conveying belt, wherein the driving shaft inputs power to drive the conveying belt to run to convey corn ears, and clamping baffle plates are arranged on the upper surfaces of stem pulling clamping chains at two sides of a straw channel and opposite to branch teeth.

2. A header of a multipurpose corn harvester according to claim 1, wherein: the header of the multipurpose corn harvester is suitable for the multipurpose corn harvester from one ridge to multiple ridges.

3. A header of a multipurpose corn harvester according to claim 1, wherein: when a plurality of ear-picking and stem-pulling devices of the multi-ridge harvester are used together, the header is designed to be of a sector type and a structure with a wide front part and a narrow back part, and straws can be conveniently gathered towards the middle and intensively enter the straw treatment mechanism.

4. A header of a multipurpose corn harvester according to claim 1, wherein: when the multi-ridge harvester is designed, the frame assembly can be widened according to the requirement of the designed ridge number.

5. A header of a multipurpose corn harvester according to claim 1, wherein: the snapping roll is made of shaft, iron cylinder, spiral and reverse cone.

6. A header of a multipurpose corn harvester according to claim 1, wherein: the stalk-pulling roller is made of shaft, iron cylinder, flat reinforcing bar, spiral and inverted cone, and can pull stalk to the reinforcing bar.

7. A header of a multipurpose corn harvester according to claim 1, wherein: the ear-picking stem-pulling device is provided with 5 shafts, wherein the upper 1 shaft is a driving shaft, and the lower 4 shafts are driven shafts; the 4 driven shafts are respectively integrated with the snapping roll and the stem pulling roll into a whole shaft, wherein the 1 stem pulling roll and the driving shaft are integrated into a long shaft.

8. A header of a multipurpose corn harvester according to claim 1, wherein: the driving shaft of the ear-picking stem-pulling device is provided with 2 power transmission chain wheels, wherein, 1 power transmission chain wheel transmits power, the other 1 power transmission chain wheel outputs power, the driving shaft of the other 1 ear-picking stem-pulling device of the multi-ridge corn harvester transmits power, and the rest is done in the same way.

9. A header of a multipurpose corn harvester according to claim 1, wherein: 2 stem pulling rollers in the ear picking and stem pulling device box are provided with 2 gears, 2 power transmission chain wheels, 2 ear picking rollers are provided with 2 power transmission chain wheels, the power transmission chain wheels on the 2 stem pulling rollers and the power transmission chain wheels on the 2 ear picking rollers are driven by power transmission chains, and the 2 ear picking rollers and the 2 stem pulling rollers rotate at the same speed and in opposite directions.

10. A header of a multipurpose corn harvester according to claim 1, wherein: the clamping chain blocking plate is made of an iron plate and an iron bar, can ensure the stable operation of the stem drawing clamping chain and also provides clamping force for the stem drawing clamping chain.

11. A header of a multipurpose corn harvester according to claim 1, wherein: the corncob conveying device consists of a support, a power transmission chain wheel, a driving shaft, a driven shaft, a bearing and a conveying belt.