CN218006929U

CN218006929U - Deep scarifier for returning all straws to field

Info

Publication number: CN218006929U
Application number: CN202222366885.XU
Authority: CN
Inventors: 高义海; 李健; 陆海涛; 邱冬雪; 王博
Original assignee: Zhongke Agriculture Changtu Co ltd
Current assignee: Zhongke Agriculture Changtu Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2022-12-13
Anticipated expiration: 2032-09-07

Abstract

The utility model discloses a subsoiler for straw is field in full, including the offset column formula subsoiler, be equipped with the traction frame of bearing who is connected with the tractor at the front end of offset column formula subsoiler, be equipped with seedling area straw comminution device in offset column formula subsoiler the place ahead, seedling area straw comminution device articulates in bearing traction frame below through horizontal pin axle, seedling area straw comminution device includes the rotatory arbor of initiative, is equipped with straw comminution blade on the rotatory arbor of initiative, is equipped with the rotatory reduction gear of the rotatory arbor of drive initiative on seedling area straw comminution device, is equipped with the integral key shaft of receiving tractor power on the reduction gear, is equipped with a plurality of cutter disc groups on the rotatory arbor of initiative, and each cutter disc group corresponds seedling area equidistant range of position, is equipped with the straw comminution blade of angular arrangement such as many on every cutter disc. The subsoiler can cut up the straw in front of the subsoiler during operation, so that the straw is prevented from being accumulated in front of the subsoiler, and the subsoiler is not influenced by the length and the coverage of the straw on the ground surface.

Description

Deep scarifier for returning all straws to field

Technical Field

The utility model relates to a subsoiler of agricultural cultivation effect, especially a subsoiler that carries out the subsoiling operation to the still field plot of straw total.

Background

The deep scarifier is a tillage machine matched with a high-horsepower tractor and is mainly used for mechanized turning of inter-row deep soil, the deep scarification operation can improve the soil plough layer structure, break the plough bottom layer, improve the soil water storage and preservation capacity of soil, and promote the yield increase of grains. Subsoiler among the prior art does not have straw comminution device, consequently, when this kind of subsoiler is used for the operation of maize straw full field landmass, partial maize straw can transversely be put between two subsoilers to cause more straws to gather in subsoiler the place ahead, pushed the place ahead by the subsoiler, form great straw heap in the field, influence operation and seeding quality. In order to solve the technical problem, a part of subsoilers adopt a disc cutter arranged in front of a subsoiler, and the disc cutter is used for cutting off straws, but the disc cutter has limited straw cutting capability, and cannot meet the operation requirement of returning the whole straws to fields with large amount of straws covered on the ground surface.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is: the subsoiler can cut the straws in front of the subsoiler during operation, prevents the straws from accumulating in front of the subsoiler, and avoids the influence of the length and the coverage of the straws on the ground surface.

The technical scheme for solving the technical problem is as follows: the utility model provides a subsoiler for straw is field in full, includes the deep scarification plough of offset column type, is equipped with the traction frame that bears who is connected with the tractor at the front end of the deep scarification plough of offset column type, is equipped with seedling area straw comminution device in offset column type deep scarification plough the place ahead, seedling area straw comminution device articulates in bearing the traction frame below through horizontal pin axle, seedling area straw comminution device includes the rotatory arbor of initiative, is equipped with straw comminution blade on the rotatory arbor of initiative, is equipped with the rotatory reduction gear of the rotatory arbor of drive initiative on seedling area straw comminution device, is equipped with the spline shaft that the receiver power is dilatory on the reduction gear.

As a further improvement of the utility model: a plurality of cutter disc groups are arranged on the driving rotating cutter shaft, the cutter disc groups are arranged at equal intervals corresponding to the seedling belt positions, each cutter disc group is composed of at least 3 cutter discs arranged at equal intervals, and a plurality of straw chopping blades arranged at equal angles are arranged on each cutter disc.

As a further improvement of the utility model: seedling area straw comminution device is still including setting up the formula of bearing protection cover plate above the rotatory arbor of initiative, is equipped with at the middle part of protection cover plate and is used for taking seedling area straw comminution device and bear frame articulated journal stirrup, respectively is equipped with an end plate at the both ends of protection cover plate, and install on the bearing assembly of end plate at the rotatory arbor both ends of initiative, the reduction gear is fixed on the protection cover plate.

As a further improvement of the utility model: the reducer is a bidirectional output reducer, a driving belt pulley is respectively arranged on the two end plates, a transmission shaft is arranged between the driving belt pulley and the output shaft of the reducer, a transmission belt pulley is respectively arranged at two ends of the driving rotary cutter shaft, and a transmission belt is arranged between the driving belt pulley and the transmission belt pulley.

As a further improvement of the utility model: the end plate is provided with a belt tensioning mechanism.

As a further improvement of the utility model: the bearing assembly comprises a bearing installation cylinder fixed on an end plate, annular end covers are arranged at two ends of the bearing installation cylinder, oil seals are arranged on the annular end covers, two tapered roller bearings which are symmetrically arranged are arranged in the bearing installation cylinder, a short shaft with two ends extending out of the annular end covers is arranged on an inner ring of each tapered roller bearing, one end of the short shaft is inserted into the driving rotating cutter shaft, and the other end of the short shaft is connected with the transmission belt pulley.

As a further improvement of the utility model: the driving belt pulley is installed on the end plate through a bearing assembly, one end of a short shaft in the bearing assembly is inserted into the transmission shaft, and the other end of the short shaft is connected with the driving belt pulley.

Has the advantages that: the utility model discloses a subsoiler for straw is field in full is owing to adopted to be equipped with seedling area straw comminution device in offset column formula subsoiler plough the place ahead, be equipped with the rotatory reduction gear of drive initiative rotation arbor on seedling area straw comminution device, be equipped with the technical scheme of the integral key shaft of receiving tractor power on the reduction gear, the during operation tractor passes through the integral key shaft with power transmission to the reduction gear, reduction gear drive initiative rotation arbor is rotatory, thereby cut up the straw in subsoiler the place ahead, avoid the straw to gather in subsoiler the place ahead, the straw that makes the earth's surface behind the subsoiler operation can not gather and pile, ensure the quality of soil preparation operation, and this kind of straw comminution device straw throughput who has initiative rotation arbor is strong, make the subsoiler operation not receive the influence of earth's surface straw length and coverage, can satisfy the operation requirement that the straw is field in full. Because adopted seedling area straw comminution device articulates the technical characterstic in bearing the traction frame below through horizontal pin axle for seedling area straw comminution device operation in-process can fluctuate with the topography, makes the straw chopper can keep good contact with the earth's surface all the time, when guaranteeing the straw shredding effect, can avoid leading to seedling area straw comminution device to receive the impact damage because of topography undulation. Because the technical characteristics that the cutter disc groups are arranged on the driving rotating cutter shaft and are arranged at equal intervals corresponding to the positions of the seedling belts, each cutter disc group is composed of at least 3 cutter discs arranged at equal intervals, and a plurality of straw chopping blades arranged at equal angles are arranged on each cutter disc are adopted, the straw chopping machine only chops the straw at the corresponding position of the seedling belt during working, the disturbance of straw chopping on soil is reduced to the maximum extent, the straw between rows can uniformly cover the ground surface, and the protective cultivation effect is achieved. Because adopted seedling area straw comminution device still includes the formula of bearing protection cover plate that sets up in the rotatory arbor top of initiative, uses the protection cover plate to do simultaneously and bears the frame for seedling area straw comminution device's structure is simpler, and is better with the cooperation of inclined to one side column type subsoiler, subsoiler overall structure is compacter. Owing to adopted the reduction gear is two-way output reduction gear, respectively is equipped with a drive pulley on two end plates, is equipped with the transmission shaft between drive pulley and reduction gear output shaft, respectively is equipped with a drive pulley at the both ends of the rotatory arbor of initiative, is equipped with driving belt's technical characteristic between drive pulley and drive pulley, through the rotatory arbor drive of initiative at the rotatory arbor both ends of initiative simultaneously to the rotatory arbor of initiative for the rotatory arbor drive moment of torsion of initiative is bigger, can satisfy the long arbor drive requirement more than 3 lines, and simultaneously, adopt belt drive can effectively avoid adopting the gear engagement transmission to be difficult to realize the transmission that the synchronous atress in rotatory arbor both ends of initiative leads to easily damage, drawbacks such as short service life, make the utility model discloses a subsoiler for returning the field of straw full capacity is shock resistance better, and life is longer. Because the belt tensioning mechanism is arranged on the end plate, the driving belt pulley and the transmission belt pulley can always keep a good transmission effect. Because adopted bearing assembly is equipped with the annular end cover including fixing the bearing installation section of thick bamboo on the end plate at bearing installation section of thick bamboo both ends, is equipped with the oil blanket on the annular end cover, is equipped with the tapered roller bearing that two symmetries set up in the bearing installation section of thick bamboo, is equipped with the minor axis that both ends extend the annular end cover at tapered roller bearing's inner circle, and the one end of minor axis is pegged graft with the rotatory arbor of initiative, the other end and drive pulley connection's technical characterstic, can effectively avoid axle head high temperature, lubrication failure, thereby make the utility model discloses a subsoiler maintenance cycle for straw is total to field is longer, and resistant adverse circumstances ability is stronger.

Drawings

The following will explain the subsoiler for returning the whole straw to the field in detail with reference to the accompanying drawings.

FIG. 1 is an overall structure diagram of the subsoiler for returning all straws to the field of the utility model;

FIG. 2 is a three-dimensional structure view of a seedling-band straw chopping device in the subsoiler for returning the whole straw to the field;

FIG. 3 is a front view of a seedling band straw chopping device in the subsoiler for returning all straws to the field of the present invention;

FIG. 4 is an enlarged view of the bearing assembly of the subsoiler for returning all straws to the field of the present invention.

Detailed Description

As shown in figure 1, the utility model discloses a subsoiler for straw is field in full, including inclined to one side column formula subsoiler 1, be equipped with the traction frame 2 of bearing that is connected with the tractor at inclined to one side column type subsoiler's front end, be equipped with seedling area straw comminution device 4 in inclined to one side column type subsoiler the place ahead, seedling area straw comminution device articulates in bearing traction frame below through horizontal pin axle 3.

As shown in fig. 2, the seedling-strip straw chopping device comprises a driving rotary cutter shaft, a straw chopping blade 16 is arranged on the driving rotary cutter shaft, a speed reducer 9 for driving the driving rotary cutter shaft to rotate is arranged on the seedling-strip straw chopping device, and a spline shaft 15 for receiving power of a tractor is arranged on the speed reducer. Seedling area straw comminution device is still including setting up the formula of bearing protection cover plate 7 above the rotatory arbor of initiative, is equipped with in the middle part of protection cover plate to be used for taking seedling area straw comminution device and bear frame articulated journal stirrup 8, respectively is equipped with an end plate 6 at the both ends of protection cover plate, and the rotatory arbor both ends of initiative are installed on the bearing assembly 11 of end plate, the reduction gear is fixed on the protection cover plate. The reducer is a bidirectional output reducer which can synchronously output power to two ends of the driving rotary cutter shaft, a driving belt pulley 14 is respectively arranged on two end plates, a transmission shaft 10 is arranged between the driving belt pulley and an output shaft of the reducer, a transmission belt pulley 13 is respectively arranged at two ends of the driving rotary cutter shaft, a transmission belt is arranged between the driving belt pulley and the transmission belt pulley, and a belt tensioning mechanism 12 is arranged on the end plates.

As shown in fig. 3, a plurality of cutter disc groups 5 are arranged on the driving rotary cutter shaft 18, the cutter disc groups are arranged at equal intervals corresponding to the seedling belt positions, each cutter disc group is composed of at least 3 cutter discs 17 arranged at equal intervals, and a plurality of straw chopping blades 16 arranged at equal angles are arranged on each cutter disc. In the subsoiler of this embodiment, which is a 5-row operation, 5 cutter disc groups are arranged on the driving rotary cutter shaft at equal intervals, each cutter disc group is composed of 4 cutter discs arranged at equal intervals, and 6 straw chopping blades are arranged on each cutter disc at equal angles. In the actual production and use process, the number and the installation positions of the cutter disc set, the cutter disc and the straw chopping blades can be adjusted according to the conditions of the operation line number, the line spacing, the line width and the like.

As shown in fig. 4, the bearing assembly includes a bearing mounting cylinder 20 fixed on the end plate, annular end covers 19 are provided at both ends of the bearing mounting cylinder, oil seals are provided on the annular end covers, two tapered roller bearings 21 symmetrically provided are provided in the bearing mounting cylinder, a stub shaft 22 having both ends extending out of the annular end covers is provided in an inner ring of the tapered roller bearings, a driving pulley is mounted on the end plate through the bearing assembly, one end of the stub shaft in the bearing assembly is inserted into the transmission shaft, and the other end is connected with the driving pulley. When the bearing assembly is used for installing two ends of the active rotating cutter shaft, one end of the short shaft is inserted into the active rotating cutter shaft, and the other end of the short shaft is connected with the transmission belt pulley.

Claims

1. The utility model provides a subsoiler for straw is field in total, includes inclined to one side column formula subsoiler, is equipped with the knapsack traction frame of being connected with the tractor at inclined to one side column formula subsoiler's front end, characterized by: the seedling belt straw chopping device is hinged below the bearing traction frame through a horizontal pin shaft and comprises a driving rotating cutter shaft, a straw chopping blade is arranged on the driving rotating cutter shaft, a speed reducer for driving the driving rotating cutter shaft to rotate is arranged on the seedling belt straw chopping device, and a spline shaft for receiving power of a tractor is arranged on the speed reducer.

2. The subsoiler for returning all straws to the field of claim 1, wherein: a plurality of cutter disc groups are arranged on the driving rotary cutter shaft, the cutter disc groups are arranged at equal intervals corresponding to the positions of the seedling belts, each cutter disc group is composed of at least 3 cutter discs arranged at equal intervals, and a plurality of straw chopping blades arranged at equal angles are arranged on each cutter disc.

3. The subsoiler for returning the whole amount of stalks to the field as claimed in claim 1 or 2, characterized in that: seedling area straw comminution device still including setting up the formula of bearing protection cover plate above the rotatory arbor of initiative, be equipped with in the middle part of protection cover plate and be used for taking seedling area straw comminution device and bear frame articulated journal stirrup, respectively be equipped with an end plate at the both ends of protection cover plate, install on the bearing assembly of end plate at the rotatory arbor both ends of initiative, the reduction gear is fixed on the protection cover plate.

4. The subsoiler for total straw return to field according to claim 3, characterized in that: the reducer is a bidirectional output reducer, a driving belt pulley is respectively arranged on the two end plates, a transmission shaft is arranged between the driving belt pulley and the output shaft of the reducer, a transmission belt pulley is respectively arranged at two ends of the driving rotary cutter shaft, and a transmission belt is arranged between the driving belt pulley and the transmission belt pulley.

5. The subsoiler for returning all straws to the field as claimed in claim 4, wherein: the end plate is provided with a belt tensioning mechanism.

6. The subsoiler for total straw return to field according to claim 3, characterized in that: the bearing assembly comprises a bearing installation cylinder fixed on an end plate, annular end covers are arranged at two ends of the bearing installation cylinder, oil seals are arranged on the annular end covers, two tapered roller bearings which are symmetrically arranged are arranged in the bearing installation cylinder, a short shaft with two ends extending out of the annular end covers is arranged on an inner ring of each tapered roller bearing, one end of the short shaft is inserted into the driving rotating cutter shaft, and the other end of the short shaft is connected with the transmission belt pulley.

7. The subsoiler for total straw return to field of claim 6, characterized in that: the driving belt pulley is installed on the end plate through a bearing assembly, one end of a short shaft in the bearing assembly is inserted into the transmission shaft, and the other end of the short shaft is connected with the driving belt pulley.