CN-115735441-B - Ridger is planted to sweet potato

CN115735441BCN 115735441 BCN115735441 BCN 115735441BCN-115735441-B

Abstract

The invention relates to the technical field of farmland ridging machinery, and provides a sweet potato planting ridger which comprises a rotary tillage mechanism and a ridging mechanism which are sequentially arranged along a travelling direction, and further comprises a soil loosening mechanism arranged between the rotary tillage mechanism and the ridging mechanism, wherein the soil loosening mechanism comprises a connecting frame, a screw shaft and screw blades, the connecting frame is arranged on the ridging mechanism, the screw shafts are rotationally connected to the connecting frame, the screw shafts in the same group are symmetrically arranged by taking a vertical plane as a symmetrical plane, projections of the screw shafts on a horizontal plane and projections of the screw shafts on the vertical plane are obliquely arranged, the screw blades are arranged on the screw shafts and have gradually changed diameters, the diameter of the screw blades at the tail end of the screw shaft is minimum, and the screw blades can gradually transfer soil to the ridging mechanism from a lower layer to an upper layer by means of rotation of the screw shafts. Through the technical scheme, part of soil before ridging can be pushed to the corresponding ridging position, and the problem of low ridging efficiency of the existing ridger is solved.

Inventors

PENG FAZHI
JIAO HAITAO
GAO QINGHAI
CHANG ZHEN
ZHANG XING
ZHANG XIUPING
CHANG JIWU
CHEN LIN
ZHANG YAZHEN
XU ZHIJIE
ZHANG JUNJIE

Assignees

河北省农业机械化研究所有限公司

Dates

Publication Date: 20260508
Application Date: 20221019

Claims (7)

1. The sweet potato planting ridger comprises a rotary tillage mechanism (1) and a ridging mechanism (2) which are sequentially arranged along a walking direction, and is characterized by further comprising a soil loosening mechanism (3) arranged between the rotary tillage mechanism (1) and the ridging mechanism (2), wherein the soil loosening mechanism (3) comprises a connecting frame (4), a spiral blade (5) and spiral blades (6), the connecting frame (4) is arranged on the ridging mechanism (2), the head ends of the spiral blades (6) are rotationally connected onto the connecting frame (4), the spiral blade (5) are a plurality of spiral blade (5) and are arranged in a group, the spiral blade (5) in the same group is symmetrically arranged by taking a vertical plane as a symmetrical plane, the projection of the spiral blade (6) on the horizontal plane and the projection of the spiral blade (5) on the vertical plane are obliquely arranged, the spiral blade (6) is arranged on the spiral blade (5) and has a diameter gradually changed, the diameter of the spiral blade (6) at the tail end of the spiral blade (5) is the smallest, the diameter of the spiral blade (6) corresponds to the diameter of the adjacent soil layer (6) in the adjacent soil layer (5), the spiral blades (6) can gradually transfer soil to the ridging mechanism (2) from the lower layer to the upper layer by means of rotation of the auger shaft (5); The soil loosening mechanism (3) further comprises a driving assembly, the driving assembly comprises a driving piece, a first bevel gear (7), a second bevel gear (8), a third bevel gear (9) and a support plate (10), the first bevel gear (7) is rotationally arranged on the connecting frame (4), the second bevel gear (8) is rotationally arranged on the support plate (10), the support plate (10) is arranged on the connecting frame (4), the second bevel gear (8) is respectively meshed with the first bevel gear (7) and the third bevel gear (9), the driving piece drives the first bevel gear (7) to rotate, the third bevel gear (9) is arranged at the head end of the auger shaft (5), and the auger shaft (5) is rotationally arranged on the support plate (10); The support plate (10) is in spherical hinge connection with an adjusting plate (15), the auger shaft (5) is in rotary connection with the adjusting plate (15), and the included angles between the auger shaft (5) and a horizontal plane and between the auger shaft and a vertical plane are respectively adjusted by means of the adjusting plate (15); The ridging mechanism (2) comprises a ridging frame (20) and soil guide plates (21), the ridging frame (20) is connected to an external traction mechanism, the connecting frame (4) is arranged on the ridging frame (20), the soil guide plates (21) are a plurality of and form a group in pairs, and the two soil guide plates (21) in the same group form a V-shaped structure.
2. The sweet potato planting ridger according to claim 1, wherein the driving piece comprises a motor (11), a driving main wheel (12), a driving wheel (13) and a chain (14), the motor (11) is arranged on the connecting frame (4) and drives the driving main wheel (12) to rotate, the driving main wheel (12) is rotationally arranged on the connecting frame (4), the driving wheel (13) is rotationally arranged on the connecting frame (4) and coaxially arranged with the first bevel gear (7), the driving wheel (13), the first bevel gear (7), the second bevel gear (8) and the third bevel gear (9) are arranged in a one-to-one correspondence, and the driving main wheel (12) drives the driving wheel (13) to rotate by means of the chain (14).
3. The sweet potato planting ridger according to claim 1, wherein the maximum diameter of the helical blade (6) is one fourth to one third of the furrow width, and the minimum diameter is one fifth to one fourth of the furrow width.
4. The sweet potato planting ridger according to claim 2, wherein the chain (14) is a double row chain.
5. The sweet potato planting ridger according to claim 1, wherein the rotary tillage mechanism (1) comprises a rotary tillage frame (16), a power shaft (17), a transmission shaft (18) and rotary tillage blades (19), the rotary tillage frame (16) is arranged on an external traction mechanism, one end of the power shaft (17) is connected with the transmission shaft (18), the other end of the power shaft is connected with an external power source, the transmission shaft (18) is rotationally arranged on the rotary tillage frame (16), and the rotary tillage blades (19) are a plurality of and are all arranged on the transmission shaft (18).
6. The sweet potato planting ridger according to claim 5, wherein the rotary tillage blade (19) is composed of two concave blades, and the two blades are arranged perpendicular to each other.
7. The sweet potato planting ridger according to claim 1, wherein a plurality of first connecting holes (22) are formed in the end portion of the soil guide plate (21), a second connecting hole is formed in the ridging frame (20), the other end of the soil guide plate (21) is hinged to the ridging frame (20), and the included angle of the V-shaped structure is adjusted by the soil guide plate (21) through the first connecting holes (22) and the second connecting holes.

Description

Ridger is planted to sweet potato Technical Field The invention belongs to the technical field of farmland ridging machinery, and particularly relates to a sweet potato planting ridger. Background The high-ridge planting can create a good soil condition of water, fertilizer, gas and temperature for the growth of the sweet potatoes, and has good effects on the formation and expansion of tuberous roots, so that the high-ridge planting is an important measure for the high yield of the sweet potatoes, and the ridging becomes an important link for the mechanized production of the sweet potatoes. The existing sweet potato ridging machine does not have a special ridging machine, a common ridging machine drags a ridging plow behind a rotary cultivator, however, in some fields with larger soil hardness and viscosity, even if the rotary cultivator can crush soil, the ridging machine can overcome the viscosity between the soil due to the thrust provided by a soil guide plate when ridging, so that the ridging machine does not travel fast in the fields, and the ridging machine is connected behind the rotary cultivator, so that the ridging opportunity reduces the travelling speed of the rotary cultivator. Even if the ridger and the rotary cultivator are separated, the ridging efficiency cannot be improved. Disclosure of Invention The invention aims to solve the problems in the prior art, and provides a sweet potato planting ridger which can push part of soil before ridging to corresponding ridging positions and solve the problem of low ridging efficiency of the existing ridger. The potato planting ridger comprises a rotary tillage mechanism, a ridging mechanism, a soil loosening mechanism, a connecting frame, auger shafts and helical blades, wherein the rotary tillage mechanism and the ridging mechanism are sequentially arranged along a walking direction, the soil loosening mechanism is arranged between the rotary tillage mechanism and the ridging mechanism, the connecting frame is arranged on the ridging mechanism, the head ends of the auger shafts are rotationally connected to the connecting frame, the auger shafts are in a plurality of groups, every two of the auger shafts are symmetrically arranged by taking a vertical surface as a symmetrical surface, the projection of the auger shafts on a horizontal surface and the projection of the auger shafts on the vertical surface are obliquely arranged, the helical blades are arranged on the auger shafts and have gradually changed diameters, the diameter of the helical blades at the tail end of the auger shafts is minimum, each group of auger shafts corresponds to one ditch, two adjacent auger shafts in the adjacent groups correspond to one ridge body, the helical blades have large diameters, and the helical blades can gradually transfer soil from the lower layer to the soil layer to the lower layer by means of the helical blade layer. As a further technical scheme, the soil loosening mechanism further comprises a driving assembly, the driving assembly comprises a driving piece, a first bevel gear, a second bevel gear, a third bevel gear and a support plate, the first bevel gear is rotationally arranged on the connecting frame, the second bevel gear is rotationally arranged on the support plate, the support plate is arranged on the connecting frame, the second bevel gear is respectively meshed with the first bevel gear and the third bevel gear, the driving piece drives the first bevel gear to rotate, the third bevel gear is arranged at the head end of the auger shaft, and the auger shaft is rotationally arranged on the support plate. As a further technical scheme, the driving piece comprises a motor, a driving main wheel, a driving driven wheel and a chain, wherein the motor is arranged on the connecting frame and drives the driving main wheel to rotate, the driving main wheel is rotationally arranged on the connecting frame, the driving driven wheel is rotationally arranged on the connecting frame and coaxially arranged with the first bevel gear, the driving driven wheel, the first bevel gear, the second bevel gear and the third bevel gear are correspondingly arranged one by one, and the driving main wheel drives the driving driven wheel to rotate by means of the chain. As a further technical scheme, the support plate ball is hinged with the adjusting plate, the auger shaft is rotationally connected with the adjusting plate, and the included angles between the auger shaft and the horizontal plane and between the auger shaft and the vertical plane are respectively adjusted by means of the adjusting plate. As a further technical scheme, the maximum diameter of the spiral blade is one-fourth to one-third of the width of the furrow, and the minimum diameter is one-fifth to one-fourth of the width of the furrow. As a further technical scheme, the chain is a double-row chain. As a further technical scheme, rotary tillage mechanism includes rotary tillage frame, power shaft, trans