CN210986922U - Straw full-returning soil preparation machine - Google Patents

Abstract

The utility model discloses a field preparation machine for returning the whole amount of straw. A stubble smashing shaft and a stubble burying and reclamation shaft with opposite rotation directions are arranged at the lower part of the frame. The stubble and crushing shaft gear transmission case and the stubble reclamation shaft gear transmission box that transmits the output torque of the main gearbox to the stubble reclamation shaft, the main gearbox has a first power output shaft and a second power output shaft that are parallel to each other in opposite directions of rotation. The power output shaft, the first power output shaft and the second power output shaft are respectively connected with the power input shafts of the stubble crushing shaft gear transmission box and the stubble reclamation shaft gear transmission box, and the stubble crushing shaft gear transmission box and the stubble reclamation shaft gear box are respectively connected with the power input shafts. Each of the transmission boxes is provided with three transmission gears which are meshed in sequence. The straw full amount returning field preparation machine has few transmission gears, high transmission efficiency, good machine reliability and low failure rate.

Description

A straw full-return field preparation machine

technical field

The utility model relates to an agricultural machine, in particular to a soil preparation machine with the function of returning the whole amount of straw to the field.

Background technique

The straw full-return soil preparation machine is a soil preparation machine that can crush all the straw and stubble into the field. CN209402991 U discloses a combined field preparation machine for full amount of straw returning. The driving device is installed in the frame. The straw crushing and soil preparation components and the straw burial and soil preparation components are connected to the lower part of the frame through the linkage rotation of the driving device, and the straw crushing and soil preparation components are rotated in the forward direction. It is connected to both sides of the front end of the frame, and the straw burial and soil preparation components are connected in reverse or forward rotation to both sides of the rear end of the frame. The connection position of the straw burial and soil preparation components determines the direction of rotation. It completely solves the problem of air pollution caused by burning straw, alleviates the phenomenon of land compaction caused by land fatigue farming, and effectively increases the organic matter of the soil. However, when the soil preparation machine is working, it needs 7 gears to transmit the power from the driving gear to the straw burial soil preparation assembly. Therefore, the power loss during transmission is large, and it is prone to failure when it is impacted and bumped during the operation. Poor reliability.

Utility model content

The technical problem to be solved by the utility model is to provide a field preparation machine with full straw returning, which has few transmission gears, high transmission efficiency, good machine reliability and low failure rate.

The technical solution adopted to solve the technical problem: a straw full-return soil preparation machine, including a frame, a traction frame connecting the soil preparation machine and a tractor is arranged on the frame, and a stubble stubble in the opposite direction of rotation is installed at the lower part of the frame A crushing shaft and a stubble reclamation shaft, the stubble crushing shaft is located in front of the stubble and stubble reclamation shaft, and is parallel to the stubble and stubble reclamation shaft, a plurality of stubble cutting knives are installed on the stubble smashing shaft, and a plurality of stubble cutting knives are installed on the stubble and stubble reclamation shaft. The wastelanding knife is provided with a main gearbox on the frame that receives the output torque of the tractor, and on the frame is provided with a stubble and smashing shaft gear box that transmits the output torque of the main gearbox to the stubble and smashing shaft, and transmits the output torque of the main gearbox. To the stubble reclamation shaft gear transmission box, the main gearbox has a first power output shaft and a second power output shaft parallel to each other in opposite directions of rotation, the first power output shaft and the second power output shaft It is respectively connected with the power input shafts of the stubble smashing shaft gear transmission box and the stubble and stubble reclamation shaft gear transmission box. There are three sequentially meshed transmission gears in the stubble and stubble crushing shaft gear transmission box and the stubble and stubble reclamation shaft gear transmission box.

As an improvement of the utility model: the straw full-return field preparation machine has a stubble crushing shaft gear transmission box and a stubble reclamation shaft gear transmission box, the output end of the first power output shaft and the output end of the second power output shaft They are respectively located on the left and right sides of the main gearbox, and the stubble smashing shaft gear transmission case and the stubble reclamation shaft gear transmission case are respectively located on the left and right side walls of the frame.

The straw full-return field preparation machine has a stubble crushing shaft gear transmission box and a stubble reclamation shaft gear transmission box, and the stubble crushing shaft gear transmission box and the stubble reclamation shaft gear transmission box are located in the left and right direction center of the frame. .

The straw full-return field preparation machine has two stubble crushing shaft gear transmission boxes and two stubble reclamation shaft gear transmission boxes, and the first power output shaft and the second power output shaft have outputs on the left and right sides of the main gearbox. The left and right side walls of the frame are respectively provided with a stubble crushing shaft gear transmission box and a stubble reclamation shaft gear transmission box.

As a further improvement of the present utility model: the main gearbox includes a box body, a driving shaft connected with the power output shaft of the tractor is arranged in the box body, driving bevel teeth are arranged on the driving shaft, and a driving shaft is arranged on the first power output shaft. There are driven bevel teeth meshing with the driving bevel teeth, a power output gear is also provided on the first power output shaft, and a power output gear on the second power output shaft is provided with the power output gear on the first power output shaft. Meshing power receiving gears.

Beneficial effects: The straw full-return soil preparation machine of the present invention adopts the soil preparation machine including a frame, and a traction frame connecting the soil preparation machine and the tractor is arranged on the frame, and the rotation direction is opposite to the lower part of the frame. The stubble crushing shaft and the buried stubble reclamation shaft, the stubble crushing shaft is located in front of the buried stubble reclamation shaft, and is parallel to the stubble and stubble reclamation shaft, and a plurality of stubble cutting knives are installed on the stubble and stubble reclamation shaft. There are many reclamation knives, the frame is provided with a main gearbox that receives the output torque of the tractor, and the frame is provided with a stubble-smashing shaft gear box that transmits the output torque of the main gearbox to the stubble-smashing shaft and outputs the main gearbox. The torque is transmitted to the stubble reclamation shaft gear transmission box of the stubble reclamation shaft, the main gearbox has a first power output shaft and a second power output shaft parallel to each other in opposite directions of rotation, the first power output shaft and the second power output shaft The output shaft is respectively connected with the power input shafts of the stubble crushing shaft gear transmission box and the stubble reclamation shaft gear transmission box, and three transmission gears that mesh in sequence are respectively arranged in the stubble crushing shaft gear transmission box and the stubble and stubble reclamation shaft gear transmission box. The technical solution is that by arranging two power output shafts with opposite rotation directions on the main gearbox, it is realized that the power output from the main gearbox can be transmitted to the stubble crushing shaft and the stubble reclamation using only three gears in the gear transmission box. Therefore, compared with the prior art, the number of transmission gears is reduced, the power loss in the transmission process is reduced, the transmission efficiency is improved, and the failure rate of the transmission system is reduced, making the machine work more stable. Well, it is more adaptable to harsh environments. Due to the adoption of the technical feature that the stubble crushing shaft gear transmission box and the stubble reclamation shaft gear transmission box are respectively located on the left and right sides of the frame, the left and right weights of the full-quantity straw returning field preparation machine of the present invention are basically the same, and the machine is balanced. Even better, the machine is not easy to deviate during the operation, and it is easier to control. Because the main gearbox includes a box body, the box body is provided with a driving shaft connected with the power output shaft of the tractor, the driving shaft is provided with driving bevel teeth, and the first power output shaft is provided with driving cone teeth. The driven bevel teeth meshing with the teeth are also provided with a power output gear on the first power output shaft, and a power receiving gear meshed with the power output gear on the first power output shaft is provided on the second power output shaft The technical feature of the invention is that the rotation direction of the stubble smashing shaft and the stubble cultivating shaft are opposite through the meshing of the power output gear in the main gearbox with the power receiving gear, which overcomes the method of CN 209402991 U to change the direction through the gear outside the main gearbox. This leads to the defects of excessive number of external gears of the main gearbox, poor lubrication and high failure rate, which makes the straw full-return field preparation machine of the utility model more compact in structure, lower in power loss in the transmission process, higher in work reliability, and more powerful in power. It is strong and creates favorable conditions for increasing the width of a single operation, so that the full-quantity straw returning field preparation machine of the utility model can reach more than 3 ridges in one operation.

Description of drawings

Below in conjunction with the accompanying drawings, the present invention will be further described in detail.

Fig. 1 is the top-view direction structural schematic diagram of the straw full-return field preparation machine of the present invention;

Figure 2 is a schematic diagram of the left side view of the structure of the straw full-return field preparation machine of the present invention;

Fig. 3 is a schematic view of the structure of the present invention in the right direction of the straw full-return field preparation machine.

Detailed ways

As shown in Figure 1, Figure 2 and Figure 3, the straw full-return field preparation machine of the present invention includes a frame 7, and a traction frame is arranged on the frame to connect the soil preparation machine with the tractor. Due to the structure of the traction frame And the installation position belongs to the prior art, in order to clearly show the structure of the gearbox and the transmission relationship, the drawing frame is not drawn. The lower part of the frame is equipped with a stubble smashing shaft 16 and a stubble reclamation shaft 3 with opposite directions of rotation. The stubble cutter 6 is equipped with a plurality of stubble reclamation knives 2, the frame is provided with a main gearbox 4 that receives the output torque of the tractor, and the frame is provided with the main gearbox output torque to transmit the stubble smashing. The stubble crushing shaft gear box 1 of the shaft and the stubble reclamation shaft gear box 9 which transmits the output torque of the main gearbox to the stubble reclamation shaft. Three transmission gears 17 meshing in sequence are respectively arranged in the stubble crushing shaft gear transmission case and the stubble reclamation shaft gear transmission case. The main gearbox includes a box body, in which a driving shaft 12 connected to the power output shaft of the tractor is arranged, and a driving bevel tooth 13 is arranged on the driving shaft. The first power output shaft 10 and the second power output shaft 5 are parallel to each other. The first power output shaft is provided with a driven bevel tooth 11 that meshes with the driving bevel teeth, and a power output shaft is also provided on the first power output shaft. The output gear 14 is provided on the second power output shaft with a power receiving gear 15 that meshes with the power output gear on the first power output shaft.

In the embodiment shown in FIG. 1, the straw full-return field preparation machine has a stubble crushing shaft gear transmission box 1 and a stubble reclamation shaft gear transmission box 9. The output end of the first power output shaft is connected to the second power output shaft. The output ends of the stubble are respectively located on the left and right sides of the main gearbox, and the stubble smashing shaft gear transmission box and the stubble reclamation shaft gear transmission box are respectively located on the left and right side walls of the frame.

Preferably, the straw full-return field preparation machine has a stubble crushing shaft gear transmission box and a stubble reclamation shaft gear transmission box, and the stubble cutting and crushing shaft gear transmission box and the stubble reclamation shaft gear transmission box are located on the left and right sides of the frame. The direction is the center position in the width direction of the frame. When this layout is adopted, the output end of the first power output shaft and the output end of the second power output shaft can either be on the same side of the main gearbox, or can be set on the main gearbox respectively. left and right sides of the box.

Preferably, the straw full-return field preparation machine has two stubble smashing shaft gear transmission boxes and two stubble reclamation shaft gear transmission boxes, and the first power output shaft and the second power output shaft are on the left and right sides of the main gearbox. There are output ends. There is a stubble crushing shaft gear transmission box and a stubble reclamation shaft gear transmission box on the left and right side walls of the frame. The straw full-return field preparation machine with this structure has a stubble crushing shaft. And the stubble reclamation axis can be made longer and the working width is larger.

The first power output shaft and the second power output shaft can optionally be directly coupled with the power input shafts of the stubble smashing shaft gear box and the stubble reclamation shaft gear box through universal joints and/or connecting shafts 8 .

Claims (5)

1. The utility model provides a straw is field soil preparation machine entirely, includes the frame, is equipped with the traction frame that is connected soil preparation machine and tractor in the frame, characterized by: the stubble ploughing and smashing shaft and the stubble burying and reclaiming shaft are arranged at the lower part of the machine frame and are opposite in rotation direction, the stubble ploughing and smashing shaft is positioned in front of the stubble burying and reclaiming shaft and is parallel to the stubble burying and reclaiming shaft, a plurality of stubble ploughing cutters are arranged on the stubble ploughing and smashing shaft, a main gearbox for receiving output torque of a tractor is arranged on the machine frame, a stubble ploughing and smashing shaft gear transmission box for transmitting the output torque of the main gearbox to the stubble ploughing and smashing shaft and a stubble burying and reclaiming shaft gear transmission box for transmitting the output torque of the main gearbox to the stubble burying and reclaiming shaft are arranged on the machine frame, the main gearbox is provided with a first power output shaft and a second power output shaft which are opposite in rotation direction and parallel to each other, the first power output shaft and the second power output shaft are respectively connected with the power input shafts of the stubble ploughing and smashing shaft gear transmission box and the stubble burying and the stubble reclaiming shaft gear transmission box, and the stubble ploughing shaft gear transmission box are respectively provided with three power input shafts which are sequentially meshed with each other And a moving gear.

2. The straw full-returning soil preparation machine as claimed in claim 1, which is characterized in that: the straw full-returning soil preparation machine is provided with a stubble-cleaning crushing shaft gear transmission box and a stubble-burying and waste-cultivating shaft gear transmission box, the output end of a first power output shaft and the output end of a second power output shaft are respectively positioned at the left side and the right side of a main speed changing box, and the stubble-cleaning crushing shaft gear transmission box and the stubble-burying and waste-cultivating shaft gear transmission box are respectively positioned on the side walls of the left side and the right side of a rack.

3. The straw full-returning soil preparation machine as claimed in claim 1, which is characterized in that: the straw full-returning soil preparation machine is provided with a stubble-cleaning crushing shaft gear transmission box and a stubble-burying and waste-tillage shaft gear transmission box, wherein the stubble-cleaning crushing shaft gear transmission box and the stubble-burying and waste-tillage shaft gear transmission box are located at the left and right center positions of the frame.

4. The straw full-returning soil preparation machine as claimed in claim 1, which is characterized in that: the straw full-returning soil preparation machine is provided with two stubble-cleaning crushing shaft gear transmission boxes and two stubble-burying and waste-cultivating shaft gear transmission boxes, wherein the left side and the right side of the main gear transmission box are respectively provided with an output end through a first power output shaft and a second power output shaft, and the side walls of the left side and the right side of the rack are respectively provided with a stubble-cleaning crushing shaft gear transmission box and a stubble-burying and waste-cultivating shaft gear transmission box.

5. The straw full-returning soil preparation machine as claimed in any one of claims 1 to 4, which is characterized in that: the main gearbox comprises a box body, a driving shaft connected with a power output shaft of the tractor is arranged in the box body, a driving bevel gear is arranged on the driving shaft, a driven bevel gear meshed with the driving bevel gear is arranged on a first power output shaft, a power output gear is further arranged on the first power output shaft, and a power receiving gear meshed with the power output gear on the first power output shaft is arranged on a second power output shaft.

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