CN208113353U - Seed row straw treatment and soil loosening device of no-tillage corn seeder - Google Patents

Abstract

The utility model discloses a row straw processing and soil loosening device of a corn no-tillage planter, which comprises a straw processing mechanism, a transmission shaft and a positioning device. The straw treatment mechanism comprises a vertical supporting plate, a furrow opener and a knife roll supporting plate, wherein the furrow opener is fixed on the lower portion of the vertical supporting plate, the knife roll supporting plate is fixed on the front portion of the vertical supporting plate, a cutter is arranged on the knife roll supporting plate in a rotating mode and comprises a cutter shaft and a plurality of blades, and one or more of the blades are obliquely arranged along a left spiral line or a right spiral line of the cutter shaft. The transmission shaft is the telescopic shaft, and straw treatment mechanism sets up in the both sides of telescopic shaft, and the both ends of telescopic shaft rotate with a vertical support plate respectively and are connected, and the both ends of telescopic shaft are respectively through the rotation of driving chain drive cutter. The positioning device is a connecting rod, and two ends of the connecting rod are fixedly connected with a vertical supporting plate respectively. The utility model discloses a cutter has the blade that the slope set up, can pound to pieces straw root stubble and bold soil to the rotating process of cutter to make it move to both sides, so that the seeding of maize.

Description

A corn no-tillage planter row straw treatment and soil loosening device

technical field

The utility model relates to the technical field of agricultural machinery, in particular to a corn no-tillage planter row straw processing and soil loosening device.

Background technique

In the process of agricultural production, in order to improve the utilization rate of land, different kinds of crops are often planted in different seasons to achieve more crops in one year. Planting corn after the wheat harvest is a particularly common occurrence.

Wheat straw stubble remains in the field after the wheat harvester has finished its work. On the one hand, the root stubble of wheat straw still takes root in the soil that has not been turned and harrowed, making the soil agglomerate, which is not conducive to the planting of corn; It is easy to cause blockage of corn planting machinery, and it will also provide a living environment for pests such as spodoptera moth. After the corn germinates, the pests will bore into the corn seedlings, causing the corn seedlings to die, forming an explosive hazard.

The existing rotary tillage anti-blocking device is mainly a rotary tiller with a rotary tiller installed in front of the ditch opener, which can crush straw residues, loosen the soil, break up the root stubble and bury it in the soil, and has a relatively high performance. Good anti-blocking ability. However, the rotary tillage anti-blocking device cannot effectively handle the straw on the ground surface to both sides of the planting row, and it is also easy to cause the problem of uneven depth of soil preparation. Therefore, how to design a kind of device that can handle wheat stalk residues to the both sides of corn sowing rows to reduce damage by diseases and insect pests, and can turn over wheat root stubbles, smash clods and loosen soil is urgently to be solved by those skilled in the art. technical problems.

Utility model content

The purpose of this utility model is to provide a corn no-tillage planter seed row straw treatment and soil loosening device to solve the technical problems of the above-mentioned prior art, and crush and process wheat straw residues to both sides of the corn seeding row.

In order to achieve the above object, the utility model provides the following scheme:

The utility model discloses a corn no-tillage planter row straw processing and soil loosening device, comprising a straw processing mechanism, a transmission shaft and a positioning device;

The straw processing mechanism includes a vertical support plate, a ditch opener and a knife roller support plate, the ditch opener is fixed on the lower part of the vertical support plate, the knife roller support plate is fixed on the front part of the vertical support plate, the A knife is rotated on the support plate of the knife roller, and the knife includes a knife shaft and a plurality of blades, and one or more of the blades are arranged obliquely along the left helix or the right helix of the knife shaft;

The transmission shaft is a telescopic shaft, and there are two straw processing mechanisms which are respectively arranged on both sides of the telescopic shaft. The two ends of the drive chain drive the cutter to rotate respectively;

The positioning device is a connecting rod, and the two ends of the connecting rod are respectively fixedly connected with one of the vertical support plates.

Preferably, limited depth plates are provided on both sides of the opener.

Preferably, a chain tensioning device is also included, and the chain tensioning device is arranged on the vertical support plate or the knife roller support plate.

Preferably, the corn no-tillage planter is connected with the straw processing and soil loosening device with the agricultural walking machinery, and the engine of the agricultural walking machinery drives the transmission shaft to rotate through a transmission system.

Preferably, the transmission shaft is provided with a detector box, and the detector box is provided with a rotational speed sensor and a height sensor from the ground, and the agricultural walking machine is provided with a cab, and a control system is provided in the cab, The rotational speed sensor and the ground clearance sensor are electrically connected to the control system.

Preferably, a shock absorber is also included, and the connecting rod is connected with the vertical support plate through the shock absorber.

Preferably, a pitch angle sensor is also arranged in the detector box, and the pitch angle sensor is electrically connected to the control system.

Preferably, there are 8 blades on the cutter, of which 4 adjacent blades are arranged on the left helical line of the cutter shaft, and the other 4 adjacent blades are welded on the on the right helix of the axis.

Preferably, the knives on the straw processing mechanism are even in number and coaxially arranged, including multiple pairs of symmetrically arranged knives, so as to eliminate axial force.

Compared with the prior art, the utility model has achieved the following technical effects:

The cutter of the utility model has blades arranged obliquely. During the rotation of the cutter, a component force will be generated to push the straw stubble covered on the surface of the seed row to both sides of the seed row, and at the same time, the blade will crush the straw stubble. And the large piece of soil covered by it, and make it move to both sides, loosen the soil and open a groove with a certain width and depth, so as to integrate the advantages of the rotary tillage anti-blocking device and the inclined driving disc device.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only the present invention. For some embodiments of the invention, those skilled in the art can also obtain other drawings according to these drawings without paying creative efforts.

Fig. 1 is the structural representation of row stalk processing and soil loosening device of corn no-tillage planter of the present utility model;

Fig. 2 is the left view of Fig. 1;

Explanation of reference signs: 1. Detector box; 2. Drive shaft; 3. Positioning device; 4. Depth gauge plate; 5. Chain tensioning device; 6. Knife roller support plate; 9. Drive chain; 10. Shock absorber; 11. Vertical support plate; 12. Ditch opener.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

The purpose of the utility model is to provide a corn no-tillage planter seed row straw treatment and soil loosening device, so that the wheat straw residues are crushed and processed to both sides of the corn seeding row, which is convenient for corn planting.

In order to make the above purpose, features and advantages of the utility model more obvious and understandable, the utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

As shown in FIGS. 1-2 , this embodiment provides a corn no-tillage planter row straw processing and soil loosening device, including a straw processing mechanism, a transmission shaft 2 and a positioning device 3 .

The straw processing mechanism includes a vertical support plate 11, a ditch opener 12 and a knife roller support plate 6, the ditch opener 12 is fixed on the bottom of the vertical support plate 11, and the knife roller support plate 6 is fixed on the vertical support plate 11 front. Depth-limiting plates 4 are arranged on both sides of the opener 12 so as to control the trenching depth of the opener 12 . A knife 7 is rotated on the knife roller support plate 6, and the knife 7 includes a knife shaft 8 and a plurality of blades, and one or more of the blades are arranged along the left helix or the right helix of the knife shaft 8. Because the blade has an inclination angle, during the rotation of the cutter 7, a component force will be generated that pushes the straw stubble covered on the surface of the seed row to both sides of the seed row, and at the same time, the blade will crush the straw stubble and its coated Large pieces of soil, and make it move to the sides, loosen the soil and open a trench with a certain width and depth. Since cutter 7 is arranged on the front side of ditch opener 12, the problem of fertilization and sowing ditch opener 12 blockage can be better solved like this.

There are two straw processing mechanisms and they are respectively arranged on both sides of the telescopic shaft. The transmission shaft 2 is a telescopic shaft. The distance of the straw disposal institution. The two ends of the telescopic shaft are provided with a drive sprocket, and the end of the cutter shaft 8 is provided with a driven sprocket, and the drive sprocket and the driven sprocket are connected through a transmission chain 9 . The vertical support plate 11 is provided with a chain tensioner 5 for tensioning the transmission chain 9 . It only needs to drag the straw processing mechanism to move, and drive the telescopic shaft to rotate through the driving mechanism to start working.

The positioning device 3 is a connecting rod, the two ends of the connecting rod are fixedly connected with a vertical support plate 11 respectively, and the middle part of the connecting rod is connected with the agricultural walking machine. In order to reduce the damage caused by the vibration and facilitate the adjustment of the angle of the straw processing mechanism, a shock absorber 10 can also be provided. One end of the shock absorber 10 is fixedly connected to the vertical support plate 11, and the other end of the shock absorber 10 is connected to the agricultural walking Mechanically fixed connection.

The corn no-tillage planter described above is equipped with a straw processing and loosening device on a tractor, and the engine of the tractor drives the transmission shaft 2 to rotate through a transmission system.

The transmission shaft 2 is provided with a detector box 1, and the detector box 1 is provided with a speed sensor, a height sensor from the ground and a pitch angle sensor. The agricultural walking machine is provided with a driver's cab, and a control system is arranged in the driver's room. The ground height sensor and pitch angle sensor are electrically connected with the control system. The driver can monitor the information provided by the rotational speed sensor, ground clearance sensor and pitch angle sensor, and stop driving when the rotational speed of the drive shaft 2, the ground clearance height of the straw processing mechanism or the pitch angle of the straw processing mechanism exceeds the allowable range , check and adjust accordingly.

When adjusting the rotational speed of the transmission shaft 2, it is only necessary to adjust the power output by the engine accordingly; when adjusting the height of the straw handling mechanism, it is only necessary to adjust the installation height of the positioning device 3 on the tractor; During the pitch angle of mechanism, the length of the spring on the shock absorber 10 can be adjusted, and the positioning device 3 can also be rotated at a certain angle before being reinstalled on the tractor.

The quantity and arrangement of blades on the cutter 7 can be adjusted according to actual needs. In this embodiment, there are 8 blades on the cutter 7, which are fixed on the cutter shaft 8 by welding. Wherein 4 adjacent blades are arranged on the left helix of the cutter shaft 8, and other 4 adjacent blades are welded on the right helix of the cutter shaft 8. When the tool 7 rotates half a circle, the straw residue and soil are pushed to the left; Avoid uneven land.

Since a single cutter 7 only bears an axial force in one direction at a certain moment in the rotation process, in this embodiment, the cutters 7 on the straw processing mechanism are set to an even number and the cutters 7 are coaxially arranged. By rotating the cutter 7, the adjustment The relative relationship of the cutters 7 makes the axial force offset in pairs, so as to reduce the load on the telescopic shaft and other parts and prolong the service life.

It should be noted that the blades in this embodiment are welded and fixed, and those skilled in the art can also adopt an integrated molding arrangement; the number of blades in this embodiment is 8, and those skilled in the art can also adjust the number of blades; In the embodiment, 4 adjacent blades are arranged on the left helix of the cutter shaft 8, and other 4 adjacent blades are welded on the right helix of the cutter shaft 8, and those skilled in the art can also make the rotation of all blades To the same.

In this description, specific examples have been used to illustrate the principle and implementation of the present utility model. The description of the above embodiments is only used to help understand the method of the present utility model and its core idea; meanwhile, for those of ordinary skill in the art, According to the idea of the utility model, there will be changes in the specific implementation and application range. To sum up, the contents of this specification should not be understood as limiting the utility model.

Claims (9)

1. a kind of No-tillage Maize Planter kind row stalk processing and loosening device, which is characterized in that including stalk processing mechanism, pass Moving axis and positioning device；

The stalk processing mechanism includes that vertical support plate, plough and rotor support plate, the plough are fixed on the vertical branch Fagging lower part, the rotor support plate are fixed on the vertical support prelaminar part, and rotation is provided with cutter in the rotor support plate, The cutter includes cutter shaft and multiple blades, one or more left helixes or right-hand screw along the cutter shaft in the blade Line is obliquely installed；

The transmission shaft is telescopic shaft, and the stalk processing mechanism is two and is respectively arranged at the two sides of the telescopic shaft, institute The both ends for stating telescopic shaft are rotatablely connected with a vertical support plate respectively, and the both ends of the telescopic shaft are driven by transmission chain respectively Move the cutter rotation；

The positioning device is connecting rod, and the both ends of the connecting rod are fixedly connected with a vertical support plate respectively.

2. No-tillage Maize Planter kind row stalk processing according to claim 1 and loosening device, which is characterized in that described The two sides of plough are provided with depth control shoe.

3. No-tillage Maize Planter kind row stalk processing according to claim 1 and loosening device, which is characterized in that also wrap Chain stretching device is included, the chain stretching device is set in the vertical support plate or the rotor support plate.

4. No-tillage Maize Planter kind row stalk processing according to claim 1 and loosening device, which is characterized in that described The processing of No-tillage Maize Planter kind row stalk is connected with loosening device with agricultural walking machine, and the agricultural walking machine starts Machine passes through the rotation of transmission shaft described in transmission system drives.

5. No-tillage Maize Planter kind row stalk processing according to claim 4 and loosening device, which is characterized in that described It is provided with detector case on transmission shaft, speed probe and terrain clearance sensor, the agriculture are provided in the detector case With driver's cabin is provided on walking machine, it is provided with control system in the driver's cabin, the speed probe and described liftoff Height sensor is electrically connected with the control system.

6. No-tillage Maize Planter kind row stalk processing according to claim 5 and loosening device, which is characterized in that also wrap Shock absorbing apparatus is included, the connecting rod is connected by the shock absorbing apparatus with the vertical support plate.

7. No-tillage Maize Planter kind row stalk processing according to claim 6 and loosening device, which is characterized in that described Pitch angle sensor is additionally provided in detector case, the pitch angle sensor is electrically connected with the control system.

8. No-tillage Maize Planter kind row stalk processing according to claim 1 and loosening device, which is characterized in that described The blade on cutter is 8, wherein 4 adjacent blades are arranged in the left helix of the cutter shaft, in addition 4 The adjacent blade is welded on the right-hand helix of the cutter shaft.

9. No-tillage Maize Planter kind row stalk processing according to claim 8 and loosening device, which is characterized in that described The cutter on stalk processing mechanism is even number and coaxial arrangement, including multipair symmetrically arranged cutter, to eliminate axial direction Power.