CN219577780U

CN219577780U - Vertical spiral ditching machine

Info

Publication number: CN219577780U
Application number: CN202321364272.0U
Authority: CN
Inventors: 刘佳; 杨莉玲; 沈晓贺; 马文强; 苏剑
Original assignee: Agricultural Mechanization Research Institute Xinjiang Academy of Agricultural Sciences
Current assignee: Agricultural Mechanization Research Institute Xinjiang Academy of Agricultural Sciences
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-08-25
Anticipated expiration: 2033-05-31

Abstract

The utility model relates to the technical field of agricultural mechanical equipment, in particular to a vertical spiral ditcher. The vertical screw trencher includes a tractor having a connection for connecting traction equipment. The rack of the cutter component is arranged on the traction frame, and the rack is provided with a mounting hole. The lower part of the stand forms a cutting space for accommodating the screw cutter bar. The power end of the spiral cutter bar is connected with the mounting hole through the bearing seat, and the cutting end of the spiral cutter bar is provided with a blade. The transmission case of the transmission structure is arranged on the traction frame. The transmission case is provided with a power input shaft for connecting the power of the traction equipment and a power output shaft for outputting the power to the spiral cutter bar. The power output shaft is connected with the power end of the spiral cutter bar through a belt transmission mechanism. The baffle assembly is located on one side of the cutting space, and the top of the baffle assembly is mounted on the bench. The vertical spiral ditcher reduces the impact of a transmission structure, improves the stability of ditching operation and improves the ditching operation efficiency.

Description

Vertical spiral ditching machine

Technical Field

The utility model relates to the technical field of agricultural mechanical equipment, in particular to a vertical spiral ditcher.

Background

In order to improve the planting quality of fruit trees in an orchard and reduce the difficulty of fertilization and irrigation, ditching operation is generally carried out in the orchard. Traditional ditching operation adopts the mode of full manual excavation, and ditching inefficiency, the shaping quality of ditching is difficult to guarantee. After mechanical operation of the orchard is popularized, ditching equipment for the orchard comprises a furrow plow ditcher, a disc ditcher, a chain cutter ditcher and a spiral ditcher.

The spiral ditcher cuts the soil layer by utilizing the rotary motion of the spiral cutter, firstly performs drilling operation on the soil layer, and then performs ditching operation along a preset ditching path under the driving of the traction equipment until the ditching operation is completed. For example, chinese patent document CN203618316U discloses a spiral furrow opener. The spiral furrow opener is loaded at the rear part of a small tractor, the connecting end of the spiral auger penetrates through the arc-shaped plate to be connected with the speed reducer, and the engine drives the spiral auger to rotate after being decelerated by the speed reducer. The spiral furrow opener is convenient to disassemble and assemble, and has strong soil cutting capability.

However, in the practical use process of the conventional spiral ditcher, due to the limitation of the transmission structure of the spiral cutter, on one hand, the ditching speed is slow, the capability of continuous operation is lacking, and on the other hand, in the process of pressing down the hole, the transmission structure coaxially arranged with the spiral cutter is easy to be impacted, for example, the spiral cutter is hit to a stone embedded in a soil layer, and the impact is directly fed back to the transmission structure, so that the operation stability is greatly influenced. In addition, in the process of ditching operation along with the traction equipment, radial load born by the spiral cutter is directly transmitted to the transmission structure, and further impact is formed on the transmission structure.

Disclosure of Invention

The utility model aims to provide ditching equipment for the ditching process of an orchard, which is used for reducing the impact on a transmission structure, improving the stability of ditching operation and improving the ditching operation efficiency.

In order to achieve the above purpose, the present utility model adopts the following scheme: the utility model provides a vertical spiral ditching machine, which comprises a traction frame, a cutter component, a transmission structure and a baffle component;

the traction frame is provided with a connecting part for connecting traction equipment;

the cutter assembly comprises a rack and a spiral cutter bar, the rack is mounted on the traction frame, a mounting hole is formed in the rack, a cutting space for accommodating the spiral cutter bar is formed below the rack, the power end of the spiral cutter bar is connected with the mounting hole through a bearing seat, and a cutter blade is arranged at the cutting end of the spiral cutter bar;

the transmission structure comprises a transmission box and a belt transmission mechanism, the transmission box is arranged on the traction frame, the transmission box is provided with a power input shaft for connecting the power of traction equipment and a power output shaft for outputting the power to the screw cutter bar, and the power output shaft is connected with the power end of the screw cutter bar through the belt transmission mechanism;

the baffle assembly is positioned at one side of the cutting space, and the top of the baffle assembly is mounted on the bench.

Preferably, the power input shaft is arranged perpendicular to the power output shaft, and the power output shaft is connected with the power output shaft through the bevel gear set. By the arrangement, the installation difficulty of the traction frame and the traction equipment is reduced, the traction equipment is convenient to transmit power to the cutter assembly through the transmission box, and the flexibility of the vertical spiral ditcher in the traction advancing direction is improved.

Preferably, the power take-off shaft is arranged parallel to the axis of the helical cutter bar. The arrangement is convenient for the belt transmission mechanism to evenly transmit the power of the power output shaft to the spiral cutter bar stably, and the stability of power transmission is further improved.

Preferably, the belt transmission mechanism comprises a transmission belt, a driving belt pulley and a driven belt pulley, wherein the driving belt pulley is arranged on the power output shaft, the driven belt pulley is arranged at the power end of the spiral cutter bar, and the driving belt pulley is connected with the driven belt pulley through the transmission belt. The power output shaft and the spiral cutter bar which are mutually offset in the axial direction are convenient to transmit power, the driving belt pulley transmits the power of the power output shaft to the spiral cutter bar through the transmission belt and the driven belt pulley, a flexible transmission structure is formed, impact received by the spiral cutter bar is absorbed, radial load received by the spiral cutter bar is borne, and stability of ditching operation is further improved.

Preferably, the conveyor belt is a V-belt.

Preferably, the baffle assembly comprises a vertical plate, the vertical plate is positioned on one side of the cutting space away from the traction advancing direction, the vertical plate is arranged on the rack, the vertical plate is perpendicular to the rack, and rib plates are arranged on the side walls of the vertical plate. So set up, in the ditching operation in-process, follow the blade of spiral cutter arbor together rotatory constantly to the soil layer implementation cutting, the soil of scattering in cutting space is carried to the earth's surface along the axial of spiral cutter arbor under the blocking of riser, has once accomplished cutting, promotion and the action of throwing to the soil layer, and then has improved ditching efficiency, and the floor is used for reinforcing the structural strength of riser, avoids the riser to take place to warp, and then promotes the life of baffle subassembly.

Preferably, the blades are arranged in a continuous spiral along the axis of the spiral cutter bar. The blade that so set up, the continuous spiral is arranged not only can implement even cutting to the soil layer, and the lateral wall of blade can also be as the passageway of carrying loose soil, is favorable to further improving the stability of ditching operation.

Preferably, one side of the screw cutter bar is provided with a soil blocking plate, which is located above the cutting space, and the soil blocking plate is mounted on the stand. So set up, the soil retaining plate is used for further restricting soil because of inertia to the both sides of vertical spiral ditcher throw, is favorable to reducing the follow-up soil cleaning work of ditching.

Compared with the prior art, the vertical spiral ditcher provided by the utility model has the following substantial characteristics and improvements: this vertical spiral ditcher forms the axis offset with the power take off shaft of transmission case and the spiral cutter arbor in the cutter package, connects power take off shaft and spiral cutter arbor through belt drive mechanism, realizes power transmission, in ditching operation in-process, has avoided the rubble in the soil layer to directly transmitting to the transmission case to the axial impact of spiral cutter arbor, has promoted the barrier propterty of transmission case, simultaneously, has avoided the direct transmission to transmission structure of radial load that the spiral cutter arbor received, has improved ditching operation's stability greatly, has improved ditching operation's efficiency.

Drawings

FIG. 1 is a schematic perspective view of a vertical spiral ditcher in accordance with an embodiment of the present utility model;

FIG. 2 is a front view of the vertical spiral trencher of FIG. 1;

FIG. 3 is a left side view of FIG. 2;

FIG. 4 is a top view of FIG. 2;

fig. 5 is a cross-sectional view at A-A in fig. 3.

Reference numerals: 1. a traction frame; 2. a cutter assembly; 3. a transmission structure; 4. a baffle assembly; 5. a soil retaining plate; 21. a stand; 22. a spiral cutter bar; 23. a blade; 31. a transmission case; 32. a belt drive mechanism; 41. a vertical plate; 42. rib plates; 311. a power input shaft; 312. a power output shaft; 313. a bevel gear set; 321. a transmission belt; 322. a driving pulley; 323. a driven pulley.

Detailed Description

The following detailed description of specific embodiments of the utility model refers to the accompanying drawings.

As shown in fig. 1-the embodiment of the utility model provides a vertical spiral ditcher, which aims to reduce the impact on a transmission structure, improve the stability of ditching operation and improve the ditching operation efficiency in the ditching operation process of an orchard.

According to the vertical spiral ditcher provided by the embodiment of the utility model, the power output shaft of the transmission box and the spiral cutter bar in the cutter assembly form axial offset, the power output shaft is connected with the spiral cutter bar through the belt transmission mechanism, so that power transmission is realized, and in the ditching operation process, axial impact of broken stones in a soil layer on the spiral cutter bar is prevented from being directly transmitted to the transmission box, and the protection performance of the transmission box is improved. Meanwhile, the radial load borne by the spiral cutter bar is prevented from being directly transmitted to the transmission structure, the stability of ditching operation is greatly improved, and the ditching operation efficiency is improved.

As shown in fig. 1, a vertical spiral trencher includes a tractor 1, a cutter assembly 2, a drive structure 3, and a baffle assembly 4. The traction frame 1 has a connection for connecting traction devices. For example, the traction device is a tractor. The traction frame 1 is arranged on a chassis suspension of the tractor and is pulled by the tractor to advance along the ditching direction.

As shown in fig. 2, the cutter assembly 2 includes a stand 21 and a screw arbor 22. The gantry 21 is mounted on the traction frame 1. The stand 21 is provided with mounting holes. The lower side of the table 21 forms a cutting space for accommodating the screw cutter bar 22. The power end of the screw cutter bar 22 is connected with the mounting hole through a bearing seat. The cutting end of the helical cutter bar 22 is provided with a blade 23.

As shown in fig. 2, the transmission structure 3 includes a transmission case 31 and a belt transmission mechanism 32. As shown in connection with fig. 4, a gear box 31 is mounted on the traction frame 1. The transmission case 31 has a power input shaft 311 for receiving power of the traction apparatus, and a power output shaft 312 for outputting power to the screw arbor 22. The power take-off shaft 312 is connected to the power end of the auger screw 22 by a belt drive 32.

As shown in fig. 3, the baffle plate assembly 4 is located at one side of the cutting space. The top of the baffle assembly 4 is mounted on a stand 21. For example, the baffle assembly 4 includes a riser 41, the riser 41 being located on a side of the cutting space remote from the traction advancing direction, the riser 41 being mounted on the stand 21, the riser 41 being perpendicular to the stand 21, the side wall of the riser 41 being provided with ribs 42.

So set up, in the ditching operation in-process, follow the blade 23 of spiral cutter arbor 22 together rotatory constantly to the soil layer implementation cutting, the soil that scatters in cutting space is carried to the earth's surface along the axial of spiral cutter arbor 22 under the barrier of riser 41, has once accomplished cutting, has promoted and throw the action of throwing to the soil layer, and then has improved ditching efficiency, and rib plate 42 is used for reinforcing riser 41's structural strength, avoids riser 41 to take place to warp, and then promotes baffle assembly 4's life.

In order to further improve the soil-working effect, as shown in fig. 3, one side of the screw cutter bar 22 is provided with a soil-blocking plate 5. The soil blocking plate 5 is located above the cutting space, and the soil blocking plate 5 is mounted on the stand 21. So set up, soil retaining plate 5 is used for further restricting soil because of inertia to the both sides of vertical spiral ditcher are thrown, are favorable to reducing the follow-up soil cleaning work of ditching.

As shown in fig. 5, the power input shaft 311 is arranged perpendicular to the power output shaft 312. The power take-off shaft 312 is connected to the power take-off shaft 312 by a bevel gear set 313. By the arrangement, the installation difficulty of the traction frame 1 and traction equipment is reduced, the traction equipment is convenient to transmit power to the cutter assembly 2 through the transmission box 31, and the flexibility of the vertical spiral ditcher in the traction advancing direction is improved.

Wherein the power take-off shaft 312 is arranged parallel to the axis of the helical cutter bar 22. By such arrangement, the belt transmission mechanism 32 is facilitated to uniformly transmit the power of the power output shaft 312 to the screw cutter bar 22 smoothly, and the stability of power transmission is further improved.

As shown in fig. 4 in combination with fig. 5, the belt transmission mechanism 32 includes a transmission belt 321, a driving pulley 322, and a driven pulley 323. A drive pulley 322 is mounted on the power take-off shaft 312. A driven pulley 323 is mounted at the power end of the helical cutter bar 22. The driving pulley 322 is connected to the driven pulley 323 via a transmission belt 321. By the arrangement, the power output shaft 312 and the screw cutter bar 22 with the axes offset mutually are convenient for implementing power transmission, the driving pulley 322 transmits the power of the power output shaft 312 to the screw cutter bar 22 through the transmission belt 321 and the driven pulley 323, so that the flexible transmission structure 3 is formed, the impact received by the screw cutter bar 22 is favorably absorbed, the radial load received by the screw cutter bar 22 is borne, and the stability of ditching operation is further improved. For example, the conveying belt 321 is a V-belt.

As shown in fig. 3, the blades 23 are arranged in a continuous spiral along the axis of the spiral cutter bar 22. So set up, the blade 23 of continuous spiral arrangement not only can implement even cutting to soil layer, and the lateral wall of blade 23 can also be as the passageway of carrying loose soil, is favorable to further improving the stability of ditching operation.

When the vertical spiral ditcher provided by the embodiment of the utility model is used, the traction frame 1 is firstly arranged on the chassis suspension of the tractor, the power output end of the tractor is connected to the power input shaft 311 of the transmission case 31, and the power output end and the power input shaft 311 are connected by a universal coupling. During ditching operation, power drives the spiral cutter bar 22 to rotate through the transmission box 31 and the belt transmission mechanism 32, and the blades 23 are used for drilling the soil layer. After drilling, the tractor pulls the vertical spiral ditcher to move along the ditching direction, the blades 23 rotating along with the spiral cutter bar 22 continuously cut soil layers, and the soil scattered in the cutting space is conveyed to the ground surface along the axial direction of the spiral cutter bar 22 under the blocking of the vertical plate 41, so that the cutting, lifting and throwing actions on the soil layers are completed once. In the ditching operation process, the axial impact of broken stone in the soil layer on the spiral cutter bar 22 is prevented from being directly transmitted to the transmission box 31, the protection performance of the transmission box 31 is improved, meanwhile, the radial load born by the spiral cutter bar 22 is prevented from being directly transmitted to the transmission structure 3, the ditching operation stability is greatly improved, and the ditching operation efficiency is improved.

The present utility model is not limited to the specific technical solutions described in the above embodiments, and other embodiments may be provided in addition to the above embodiments. Any modifications, equivalent substitutions, improvements, etc. made by those skilled in the art, which are within the spirit and principles of the present utility model, are intended to be included within the scope of the present utility model.

Claims

1. The vertical spiral ditcher is characterized by comprising a traction frame, a cutter assembly, a transmission structure and a baffle assembly;

2. The machine of claim 1 wherein the power input shaft is arranged perpendicular to the power output shaft, the power output shaft being connected to the power output shaft by a bevel gear set.

3. The machine of claim 2 wherein the power take-off shaft is aligned parallel to the axis of the screw shank.

4. The vertical screw furrower according to claim 1, wherein the belt transmission mechanism comprises a transmission belt, a driving pulley and a driven pulley, the driving pulley being mounted on the power take-off shaft, the driven pulley being mounted on the power end of the screw cutter bar, the driving pulley being connected to the driven pulley by the transmission belt.

5. The machine of claim 4 wherein the conveyor belt is a V-belt.

6. The machine of claim 1, wherein the baffle assembly includes a riser located on a side of the cutting space remote from the direction of traction advancement, the riser mounted on the stand, the riser being perpendicular to the stand, the riser having ribs on a side wall thereof.

7. The machine of claim 1 wherein the blades are arranged in a continuous spiral along the axis of the shank.

8. The vertical screw furrower according to claim 1, wherein a soil guard plate is provided at one side of the screw cutter bar, the soil guard plate being located above the cutting space, the soil guard plate being mounted on a stand.