Hydraulic folding type ditching and rotary tillage all-in-one machine

Abstract

The invention discloses a hydraulic folding type ditching and rotary tillage all-in-one machine which comprises a frame panel, a left side plate, a right side plate, a left arm rod, a right arm rod, a supporting plate, a gearbox, a rotary tillage mechanism, a ground breaking mechanism and a ridging mechanism. The rotary tillage mechanism comprises a rotary tillage part and a driving part, and the two ends of the rotary tillage part are rotationally installed on the left side plate and the right side plate; the driving part comprises a gear speed change mechanism and a chain transmission mechanism, the gear speed change mechanism is installed in the gearbox, and the chain transmission mechanism enables the output end of the gear speed change mechanism to be in transmission connection with the input end of the rotary tillage part; the ground breaking mechanism comprises a ground breaking support, a first hydraulic oil cylinder, an overturning part and a ground breaking part. The ridging mechanism comprises a ridging support, a ridging arm, a rear beam, a second hydraulic oil cylinder and a ridging part. According to the machine, soil breaking, rotary tillage and ditching are integrated, the functions are increased, and the working efficiency is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of agricultural machinery, in particular to a hydraulic folding furrowing and rotary tillage integrated machine. Background Art

[0002] The rotary tiller uses the power output from the tractor to drive the blade to rotate. The blade cuts into the soil in a tangential direction, breaks up the soil clods and throws them backwards, while covering the weeds or stubble on the surface, realizing the integration of tillage, soil crushing and leveling.

[0003] When a rotary tiller is working, it plows and loosens the soil through a rotary tillage mechanism (a soil-breaking blade or plow). However, the current rotary tillage mechanism has the following main problems: (1) It only has the function of rotary tillage and cannot create furrows or ridges as needed, and its function is single; (2) The various components are difficult to fold, resulting in a large area occupied when not in use; (3) Before rotary tillage, the soil is intact and the soil structure is not pre-destroyed, which makes rotary tillage more difficult. Summary of the Invention

[0004] In view of the shortcomings of the existing technology, the present invention provides a hydraulic foldable furrowing and rotary tilling machine to solve the problems that the current rotary tillers have a single function and cannot be folded and folded.

[0005] In order to solve the above technical problems, the present invention provides the following technical solutions: The folding gear box is connected to the left and right plates at the same time, and the folding gear box is fixed to the left and right plates at the same time, so that the left and right plates are rotatably connected; the two support plates are connected to the left and right plates at the same time; the gearbox is rotatably connected to the left and right plates at both ends, and the gearbox is fixed to the top surface of the frame panel; the rotary tillage mechanism comprises a rotary tillage part and a driving part, the two ends of the rotary tillage part are rotatably mounted on the left and right plates, and the rotary tillage part is located at the front side below the frame panel, the driving part comprises a gear speed change mechanism and a chain transmission mechanism, the gear speed change mechanism is installed in the gearbox, and the chain transmission mechanism transmits the output end of the gear speed change mechanism to the input end of the rotary tillage part Dynamic connection; two groups of soil-breaking mechanisms, each group of soil-breaking mechanisms includes a soil-breaking bracket, a first hydraulic cylinder, a turning part and a soil-breaking part, the two groups of soil-breaking brackets are respectively connected to the left plate and the right plate, the two turning parts are respectively pivoted to the two soil-breaking brackets, one end of the two first hydraulic cylinders is pivoted to the support plate, and the other end is pivoted to the turning part on each side, the soil-breaking part is installed on the corresponding turning part, and the turning part is controlled to flip up and down by the first hydraulic cylinder; a ridge-forming mechanism, including a ridge-forming bracket, a ridge-forming arm, a rear beam, a second hydraulic cylinder and a ridge-forming part, the ridge-forming bracket is two groups, which are respectively connected to the left plate and the right plate, the ridge-forming arm is two groups, which are respectively pivoted to the two ridge-forming brackets, the two ends of the rear beam are welded to the two ridge-forming arms, and a plurality of position-adjustable mounting parts are installed on the rear beam, and a ridge-forming part is installed in each mounting part, and the second hydraulic cylinder is two groups, one end of which is pivoted to the support plate, and the other end is pivoted to the ridge-forming arm.

[0006] Preferably, the rotary tillage unit includes a cutter shaft and a cutter disc fixed on the cutter shaft, and both ends of the cutter shaft are rotatably connected to the left plate and the right plate respectively through rotary bearings; The gear speed change mechanism includes a reduction motor, a first transmission shaft, a second transmission shaft, a large gear, a pinion, a bevel pinion, a bevel large gear and a third transmission shaft. The first transmission shaft and the second transmission shaft are both rotatably connected to the gearbox through a rotary bearing. The output shaft of the reduction motor is transmission-connected to one end of the first transmission shaft. The large gear is fixedly connected to the first transmission shaft, the pinion is fixedly connected to the second transmission shaft, the large gear is meshed with the pinion, the bevel pinion is fixedly connected to the second transmission shaft, the bevel large gear is fixedly connected to the third transmission shaft, and the third transmission shaft is movably arranged in the right arm rod and passes through the outer end of the right arm rod; The chain transmission mechanism includes a first sprocket fixedly connected to the outer end of the third transmission shaft, a second sprocket fixedly connected to one end of the knife shaft, and a chain transmission-connected to the first sprocket and the second sprocket.

[0007] In the above technical solution, the reduction motor works to drive the first transmission shaft to rotate, and drives the second transmission shaft to rotate through the cooperation of the small gear and the large gear. The second transmission shaft drives the third transmission shaft to rotate in the right arm through the cooperation of the conical small gear and the conical large gear. The third transmission shaft drives the cutter shaft to rotate through the cooperation of the sprocket and the chain, thereby driving the cutter disc to rotate and realizing rotary tillage.

[0008] Preferably, a chain box guard is provided on the right side plate at the periphery of the chain, and a circle of sealing strip is provided at the contact point between the chain box guard and the right side plate.

[0009] The above technical solution can protect the chain and sprocket by providing the chain box guard, and can prevent water from entering the chain box guard by using the sealing strip.

[0010] Preferably, the flip part includes a flip plate, a pull plate connected to the top of the flip plate, and a ground-breaking sleeve connected to one end of the flip plate, the flip plate is pivotally connected to the ground-breaking bracket, and a first screw hole is opened on the ground-breaking sleeve; The earth-breaking part includes an earth-breaking support rod, a cover shell connected to the bottom of the earth-breaking support rod, and an earth-breaking motor installed in the cover shell. A earth-breaking shovel with a spherical surface is connected to the motor shaft of the earth-breaking motor. A second screw hole is provided on the earth-breaking support rod. The earth-breaking support rod is fixed to the earth-breaking sleeve by the cooperation of a bolt, a first screw hole, and a second screw hole.

[0011] In this technical solution, the first hydraulic cylinder drives the tilting plate to rotate up and down along the soil-breaking support, thereby driving the soil-breaking unit to swing up and down to adjust the depth of the soil. By activating the soil-breaking motor, the soil-breaking shovel rotates, breaking the soil before tillage, initially disrupting the soil structure and facilitating subsequent tillage. The soil-breaking support rod is bolted to the soil-breaking sleeve, facilitating replacement of the soil-breaking unit.

[0012] Preferably, the mounting portion includes a sliding sleeve and a ridging sleeve welded to the sliding sleeve, the sliding sleeve is slidably connected to the rear beam, the rear beam is provided with a plurality of third screw holes, the sliding sleeve is provided with a fourth screw hole, and the sliding sleeve is fixed to the rear beam by the cooperation of bolts, the third screw holes, and the fourth screw holes; The ridging part includes a ridging knife with a triangular cross-section and a ridging support rod connected to the ridging knife. The ridging support rod is provided with a fifth screw hole, and the ridging sleeve is provided with a sixth screw hole. The ridging support rod is fixed to the ridging sleeve by the cooperation of bolts, the fifth screw hole and the sixth screw hole.

[0013] This technical solution controls the operation of the second hydraulic cylinder to drive the rising and falling arms, thereby driving the rising and falling sections to adjust the depth of the rising sections. Adjusting the mounting position allows for adjustment of the spacing of the rising sections. The rising support arms are bolted to the rising sleeve, facilitating replacement of the rising sections. The rising blades can also be used to create ridges and furrows in the soil after rotary tillage, providing added functionality.

[0014] Preferably, it also includes a rear support plate assembly, which includes a sub-beam, a rear support plate body, and a third hydraulic cylinder. The two ends of the rear support plate body are rotatably connected to the left plate and the right plate through a hinge. The upper part of the rear support plate body is close to the rear side of the frame panel. The two ends of the sub-beam are fixedly connected to the left plate and the right plate. Both sides of the sub-beam are fixedly connected with positioning plates. The ends of the two positioning plates away from the sub-beam are respectively sleeved on the left arm and the right arm, that is, the left arm and the right arm can rotate on the two positioning plates. The two positioning plates are connected to the left arm and the right arm. The two arms are connected to a tripod, one end of the tripod is fixed to the gearbox, the tripod is fixedly connected to a hinge shaft, the hinge shaft is rotatably connected to a third hydraulic cylinder, the left arm is fixedly connected to a lifting rod, the telescopic end of the third hydraulic cylinder is pivotally connected to the lifting rod, and a U-shaped seat is fixed to the left and right arm arms, a pressure rod sleeve is rotatably connected to the U-shaped seat through a rotating shaft, a pressure rod is connected to the pressure rod sleeve by bolts, and connecting frames are fixedly connected to both sides of the top surface of the rear support plate, and one end of the two pressure rods are pivotally connected to the two connecting frames respectively.

[0015] The above technical solution controls the operation of the third hydraulic cylinder, pulls or pushes the lifting rod, the lifting rod drives the right arm rod to rotate, the right arm rod drives the pressure rod through the pressure rod sleeve, and the pressure rod drives the rear support plate to rotate, thereby adjusting the angle of the rear support plate and the distance from the ground to better protect the rotary tillage mechanism.

[0016] Preferably, the front side of the frame panel is connected to a front fender extending downward.

[0017] The above technical solution can protect the front part of the rotary tillage mechanism by providing a front fender.

[0018] Preferably, an L-shaped heat dissipation pipe is connected to the top of the gearbox.

[0019] The above technical solution can dissipate heat inside the gearbox through the heat dissipation pipe.

[0020] Preferably, a lubrication system is installed on the left side panel, and the lubrication system includes an oil tank installed on the left side panel, an oil filling port is provided on the top of the oil tank, an oil pipe is connected to the lower part of the oil tank, the outer sides of the left side panel and the right side panel are connected to the bearing seat end covers, the two ends of the knife shaft are located in the bearing seat end covers, the bearing seat end covers are connected to the pagoda joints, and the lower end of the oil pipe is connected to the pagoda joint.

[0021] In the above technical solution, the lubricating oil in the oil tank enters the end cover of the bearing seat through the oil pipe and soaks into the cutter shaft, which can reduce the temperature on the one hand and play a lubricating role on the other hand.

[0022] The beneficial effects of the present invention are: (1) Before rotary tillage, the soil is broken in advance by the soil breaking mechanism to destroy the soil structure, which is conducive to the subsequent rotary tillage operation. After the rotary tillage operation, the ridge-forming mechanism is used to form ridges and ditches, integrating soil breaking, rotary tillage and ditches into one, increasing the function and improving the operation efficiency.

[0023] (2) Both the soil-breaking part and the ridge-forming part can be flipped over to achieve folding at a certain angle, thereby reducing the occupied area of ​​the entire equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 is a schematic diagram of the present invention; Figure 2 Schematic diagram of the rotary tillage mechanism; Figure 3 is a schematic diagram of a gear speed change mechanism; Figure 4 It is a schematic diagram of the groundbreaking mechanism; Figure 5 is a schematic diagram of a ridging mechanism; Figure 6 It is a schematic diagram of the ridging part; Figure 7 is a schematic diagram of a rear support plate assembly; Figure 8 is a schematic diagram of the lubrication system; In the figure: 1-frame panel, 2-left side panel, 3-right side panel, 4-left arm, 5-right arm, 6-support plate, 7-gearbox;

[0025] 8-rotary tillage mechanism, 81-rotary tillage unit, 811-cutter shaft, 812-cutter disc, 82-driving unit, 821-gear speed change mechanism, 8211-reduction motor, 8212-first transmission shaft, 8213-second transmission shaft, 8214-large gear, 8215-pinion, 8216-conical pinion, 8217-conical large gear, 8218-third transmission shaft, 822-chain transmission mechanism, 8221-first sprocket, 8222-second sprocket, 8223-chain, 8224-chain box guard, 8225-sealing strip; 9- groundbreaking mechanism, 91- groundbreaking support, 92- first hydraulic cylinder, 93- flip part, 931- flip plate, 932- pull plate, 933- groundbreaking casing, 94- groundbreaking part, 941- groundbreaking support rod, 942- cover, 943- groundbreaking motor, 944- groundbreaking shovel; 10- ridging mechanism, 101- ridging support, 102- ridging arm, 103- rear beam, 104- second hydraulic cylinder, 105- ridging part, 1051- ridging knife, 1052- ridging support rod, 106- mounting part, 1061- sliding sleeve, 1062- ridging sleeve; 11-rear support plate assembly, 111-sub-beam, 112-rear support plate body, 113-third hydraulic cylinder, 114-positioning plate, 115-tripod, 116-lifting rod, 117-U-shaped seat, 118-pressure rod sleeve, 119-pressure rod; 12-front fender, 13-radiation pipe; 14-lubrication system, 141-oil tank, 142-oil pipeline, 143-pagoda connector; 15-Bearing seat end cover. DETAILED DESCRIPTION

[0026] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0027] Example 1 See also Figures 1-8 A hydraulic folding furrowing and rotary tilling machine includes a frame panel 1, a left side panel 2, a right side panel 3, a left arm 4, a right arm 5, a support plate 6, a gearbox 7, a rotary tilling mechanism 8, a soil breaking mechanism 9, and a ridging mechanism 10. The left side panel 2 and the right side panel 3 are welded to the two ends of the frame panel 1, respectively. The opposite ends of the left arm 4 and the right arm 5 are rotatably connected to the left side panel 2 and the right side panel 3, respectively, through rotary bearings. Specifically, the opposite ends of the left arm 4 and the right arm 5 are rotatably connected to flanges through rotary bearings, and the two flanges are respectively fixed to the left side panel 2 and the right side panel 3, so that the left arm 4 and the right arm 5 are rotatably connected to the left side panel 2 and the right side panel 3, respectively. In addition, the right arm 5 is through-connected along the length direction. There are two support plates 6, which are fixedly connected to the left side panel 2 and the right side panel 3, respectively. The two sides of the gearbox 7 are rotatably connected to the left arm 4 and the right arm 5 through rotary bearings respectively, and the gearbox 7 is fixed to the top surface of the frame panel 1; the top of the gearbox 7 is connected to an L-shaped heat dissipation pipe 13 for dissipating heat from the gear shift mechanism 821 in the gearbox.

[0028] The rotary tillage mechanism 8 includes a rotary tillage part 81 and a driving part 82. The rotary tillage part 81 includes a cutter shaft 811 and a cutter disc 812 fixed on the cutter shaft. The outer wall of the cutter disc 812 is provided with a plurality of L-shaped cutter plates. The two ends of the cutter shaft 812 are respectively connected to the left plate 2 and the right plate 3 through rotary bearings. The rotary tillage part 81 is located on the front side below the frame panel 1. By driving the cutter shaft to rotate, the cutter disc 812 is driven to rotate, thereby performing rotary tillage operations.

[0029] The driving part 82 includes a gear speed changing mechanism 821 and a chain transmission mechanism 822. The gear speed changing mechanism 821 is installed in the gearbox 7. The chain transmission mechanism 822 transmits and connects the output end of the gear speed changing mechanism 821 with the input end of the rotary tilling part 81. Specifically, the gear speed changing mechanism 821 includes a reduction motor 8211, a first transmission shaft 8212, a second transmission shaft 8213, a large gear 8214, a small gear 8215, a bevel small gear 8216, a bevel large gear 8217 and a third transmission shaft 8218. The large gear 8214 and the small gear 8215 are circular. The first transmission shaft 8212 and the second transmission shaft 8213 are both rotatably connected to the gearbox 7 through a rotary bearing. The output shaft of the reduction motor 8211 is connected to the third transmission shaft 8218. One end of a transmission shaft 8212 is in transmission connection, a large gear 8214 is fixedly connected to the first transmission shaft 8212, a small gear 8215 is fixedly connected to the second transmission shaft 8213, the large gear 8214 and the small gear 8215 are meshed, a conical small gear 8216 is fixedly connected to the second transmission shaft 8213, and the conical large gear 8216 is fixedly connected to the third transmission shaft 8218. The third transmission shaft 8218 is movably arranged in the right arm 5 and passes through the outer end of the right arm 5. The chain transmission mechanism 822 includes a first sprocket 8221 fixedly connected to the outer end of the third transmission shaft 8213, a second sprocket 8222 fixedly connected to one end of the blade shaft, and a chain 8223 transmission-connected to the first and second sprockets. The reduction motor 8211 works to drive the first transmission shaft 8212 to rotate, and through the cooperation of the small gear 8215 and the large gear 8214, drives the second transmission shaft 8213 to rotate. The second transmission shaft 8213 drives the third transmission shaft 8218 to rotate in the right arm 5 through the cooperation of the conical small gear 8216 and the conical large gear 8217. The third transmission shaft 8218 drives the knife shaft 811 to rotate through the cooperation of the sprocket and the chain 8223, thereby driving the knife disc 812 to rotate, realizing rotary tillage.

[0030] In addition, a chain box guard 8224 is provided on the right side plate 3 around the chain 8223, and a sealing strip 8225 is provided at the contact point between the chain box guard 8224 and the right side plate 3. The chain box guard protects the chain and sprocket, and the sealing strip prevents water from entering the chain box guard.

[0031] The earth-breaking mechanism 9 is divided into two groups, and each group of earth-breaking mechanism 9 includes an earth-breaking bracket 91, a first hydraulic cylinder 92, a flipping part 93 and an earth-breaking part 94. The two groups of earth-breaking brackets 91 are respectively connected to the left plate 2 and the right plate 3, and the two flipping parts 93 are respectively pivoted to the two earth-breaking brackets 91. One end of the two first hydraulic cylinders 92 is pivoted to the support plate 6, and the other end is pivoted to the flipping part 93 on each side. The earth-breaking part 94 is installed on the corresponding flipping part 93, and the flipping part 93 is controlled to flip up and down by the first hydraulic cylinder 92.

[0032] Specifically, the flip unit 93 includes a flip plate 931, a pull plate 932 connected to the top of the flip plate, and a groundbreaking sleeve 933 connected to one end of the flip plate. The flip plate 931 is pivotally connected to the groundbreaking bracket 91, and the groundbreaking sleeve 933 has a first threaded hole. The groundbreaking unit 94 includes a groundbreaking support rod 941, a housing 942 connected below the groundbreaking support rod, and a groundbreaking motor 943 mounted within the housing. A spherical groundbreaking blade 944 is connected to the motor shaft of the groundbreaking motor 943. The groundbreaking support rod 941 has a second threaded hole, and the groundbreaking support rod 942 is fixed to the groundbreaking sleeve 933 by a bolt, a first threaded hole, and a second threaded hole. The operation of the first hydraulic cylinder 92 drives the flip plate 931 to rotate up and down along the groundbreaking bracket 91, thereby driving the groundbreaking unit 94 to swing up and down to adjust the depth of the groundbreaking. By starting the soil breaking motor 943, the soil breaking blade 944 is driven to rotate, and the soil can be broken before rotary tillage to initially destroy the soil structure, which is beneficial for subsequent rotary tillage. The soil breaking support rod 941 is connected to the soil breaking sleeve 933 by bolts, which makes it easy to replace the soil breaking part.

[0033] The ridging mechanism 10 includes a ridging bracket 101, a ridging arm 102, a rear beam 103, a second hydraulic cylinder 104 and a ridging part 105. The ridging bracket 101 is divided into two groups, which are respectively connected to the left plate 2 and the right plate 3. The ridging arm 102 is divided into two groups, which are respectively pivoted to the two ridging brackets 101. The two ends of the rear beam 103 are welded to the two ridging arms 102. A plurality of position-adjustable mounting parts 106 are installed on the rear beam 103, and a ridging part 105 is installed in each mounting part 106. The second hydraulic cylinder 104 is divided into two groups, one end of which is pivotally connected to the support plate 6, and the other end is pivotally connected to the ridging arm 102.

[0034] Specifically, the mounting portion 106 includes a sliding sleeve 1061 and a ridging sleeve 1062 welded to the sliding sleeve. The sliding sleeve 1061 is slidably connected to the rear beam 103. The rear beam 103 is provided with a plurality of third screw holes. The sliding sleeve 1061 is provided with a fourth screw hole. The sliding sleeve 1061 is fixed to the rear beam 103 by the cooperation of bolts, the third screw holes, and the fourth screw holes. The ridging portion 105 includes a ridging blade 1051 having a triangular cross-section and a ridging support rod 1052 connected to the ridging blade. The ridging blade 1051 is plow-shaped. The ridging support rod 1052 is provided with a fifth screw hole. The ridging sleeve 1062 is provided with a sixth screw hole. The ridging support rod 1052 is fixed to the ridging sleeve 1062 by the cooperation of bolts, the fifth screw hole, and the sixth screw hole. By controlling the operation of the second hydraulic cylinder 104, the ridging arm 102 swings up and down, thereby driving the ridging unit 105 to adjust its depth. Adjusting the position of the mounting portion 106 adjusts the spacing of the ridging units 105. The ridging support rod 1052 is bolted to the ridging sleeve 1062, facilitating replacement of the ridging unit 105. The ridging blade 1051 allows for ridge-forming and furrowing of the soil after rotary tillage, adding functionality.

[0035] In summary, before rotary tillage, the soil breaking mechanism pre-breaks the soil, disrupting the soil structure to facilitate subsequent rotary tillage operations. The soil is then rotary tilled by the rotary tillage mechanism. After rotary tillage, the ridging mechanism forms ridges and ditches. This integrated system combines soil breaking, rotary tillage, and ditching, increasing functionality and improving operational efficiency. Furthermore, both the soil breaking and ridging sections can be flipped and folded at a certain angle, reducing the overall footprint of the equipment.

[0036] This embodiment includes a hydraulic system, which can be installed on an agricultural tractor to provide power for the first hydraulic cylinder and the second hydraulic cylinder.

[0037] Example 2 A hydraulic folding furrowing and rotary tilling machine also includes a rear support plate assembly 11, which includes a sub-beam 111, a rear support plate body 112, and a third hydraulic cylinder 113. The two ends of the rear support plate body 112 are connected to the left side plate 2 and the right side plate 3 through a hinge rotation. The upper part of the rear support plate body 112 is close to the rear side of the frame panel 1. The two ends of the sub-beam 111 are fixedly connected to the left side plate 2 and the right side plate 3. Both sides of the sub-beam 111 are fixedly connected with positioning plates 114. The ends of the two positioning plates 114 away from the sub-beam are respectively sleeved on the left arm 4 and the right arm 5, that is, the left arm and the right arm can rotate on the two positioning plates. 4 are connected to a tripod 115, one end of which is fixed to the gearbox 7. The tripod 115 is fixedly connected to a hinge shaft, and the third hydraulic cylinder 113 is rotatably connected to the hinge shaft. A lifting rod 116 is fixedly connected to the left arm 4, and the telescopic end of the third hydraulic cylinder 113 is pivotally connected to the lifting rod 116. A U-shaped seat 117 is also fixed to the left arm 4 and the right arm 5. A pressure rod sleeve 118 is rotatably connected to the U-shaped seat 117 via a rotating shaft. A pressure rod 119 is bolted to the pressure rod sleeve 118. Connecting frames are fixedly connected to both sides of the top surface of the rear support plate body 112, and one end of the two pressure rods 119 is pivotally connected to the two connecting frames respectively. Control the third hydraulic cylinder 113 to work, pull or push the lifting rod 116, the lifting rod 116 drives the right arm rod 5 to rotate, the right arm rod 5 drives the pressure rod 119 through the pressure rod sleeve 118, and the pressure rod 119 drives the rear support plate body 112 to rotate, thereby adjusting the angle of the rear support plate body 112 and the distance from the ground to better protect the rotary tillage mechanism.

[0038] The front side of the frame panel 1 is connected with a downwardly extending front fender 12. By arranging the front fender, the front of the rotary tillage mechanism can be protected.

[0039] The hydraulic system in Example 1 provides power for the third hydraulic cylinder.

[0040] Example 3 The left side panel 2 is mounted with a lubrication system 14. The lubrication system 14 includes an oil tank 141 mounted on the left side panel. The top of the oil tank 141 is provided with an oil filling port. An oil delivery pipe 142 is connected to the lower portion of the oil tank 141. Bearing seat end caps 15 are connected to the outer sides of the left side panel 2 and the right side panel 3. Both ends of the blade shaft 811 are located within the bearing seat end caps 15. A pagoda connector 143 is connected to the bearing seat end cap 15. The lower end of the oil delivery pipe 142 is connected to the pagoda connector 143. The lubricating oil in the oil tank enters the bearing seat end cap through the oil delivery pipe and soaks into the blade shaft, both cooling it and providing lubrication.

[0041] It should be noted that the terms "comprises," "includes," or any other variations thereof are intended to encompass non-exclusive inclusion, such that a process, method, article, or apparatus that includes a series of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus. In the absence of further limitations, an element defined by the phrase "comprises a ..." does not preclude the presence of other identical elements in the process, method, article, or apparatus that includes the element.

[0042] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A hydraulic foldable furrowing and rotary tilling machine, characterized in that: include: Frame Panel (1); The left side plate (2) and the right side plate (3) are respectively welded to the two ends of the frame panel (1); The left arm (4) and the right arm (5) are rotatably connected to the left side plate (2) and the right side plate (3), respectively, and the right arm (5) is passed through along the length direction; Two support plates (6) are respectively connected to the left side plate (2) and the right side plate (3); A gearbox (7), the two sides of which are rotatably connected to the left arm (4) and the right arm (5), respectively, and the gearbox (7) is fixed to the top surface of the frame panel (1); The rotary tillage mechanism (8) comprises a rotary tillage unit (81) and a driving unit (82), wherein both ends of the rotary tillage unit (81) are rotatably mounted on the left side plate (2) and the right side plate (3), and the rotary tillage unit is located at the front side below the frame panel (1), and the driving unit (82) comprises a gear speed change mechanism (821) and a chain transmission mechanism (822), wherein the gear speed change mechanism (821) is mounted in the gearbox (7), and the chain transmission mechanism (822) transmission-connects the output end of the gear speed change mechanism (821) with the input end of the rotary tillage unit (81); Two sets of earth-breaking mechanisms (9), each set of earth-breaking mechanisms (9) includes an earth-breaking bracket (91), a first hydraulic cylinder (92), a turning part (93) and an earth-breaking part (94), the two sets of earth-breaking brackets (91) are respectively connected to the left side plate (2) and the right side plate (3), the two turning parts (93) are respectively pivoted to the two earth-breaking brackets (91), one end of the two first hydraulic cylinders (92) is pivoted to the support plate (6), and the other end is pivoted to the turning part (93) on one side of each, the earth-breaking part (94) is installed on the corresponding turning part (93), and the turning part (93) is controlled to turn up and down by the first hydraulic cylinder (92); The ridging mechanism (10) comprises a ridging support (101), a ridging arm (102), a rear beam (103), a second hydraulic cylinder (104) and a ridging portion (105). The ridging support (101) is divided into two groups and connected to the left side plate (2) and the right side plate (3) respectively. The ridging arm (102) is divided into two groups and pivotally connected to the two ridging supports (101). Both ends of the rear beam (103) are welded to the two ridging arms (102). A plurality of position-adjustable mounting portions (106) are mounted on the rear beam (103). The ridging portion (105) is mounted in each mounting portion (106). The second hydraulic cylinder (104) is divided into two groups, one end of which is pivotally connected to the support plate (6) and the other end is pivotally connected to the ridging arm (102).

2. The hydraulic foldable furrowing and rotary tilling machine according to claim 1, characterized in that: The rotary tillage unit (81) comprises a cutter shaft (811) and a cutter disc (812) fixed to the cutter shaft, and both ends of the cutter shaft (812) are rotatably connected to the left side plate (2) and the right side plate (3) via rotary bearings. The gear speed change mechanism (821) comprises a reduction motor (8211), a first transmission shaft (8212), a second transmission shaft (8213), a large gear (8214), a small gear (8215), a conical small gear (8216), a conical large gear (8217) and a third transmission shaft (8218). The first transmission shaft (8212) and the second transmission shaft (8213) are both rotationally connected to the gearbox (7) via a rotary bearing. The output shaft of the reduction motor (8211) is connected to one end of the first transmission shaft (8212). Transmission connection, the large gear (8214) is fixedly connected to the first transmission shaft (8212), the small gear (8215) is fixedly connected to the second transmission shaft (8213), the large gear (8214) and the small gear (8215) are meshed, the conical small gear (8216) is fixedly connected to the second transmission shaft (8213), the conical large gear (8216) is fixedly connected to the third transmission shaft (8218), and the third transmission shaft (8218) is movably arranged in the right arm rod (5) and passes through the outer end of the right arm rod (5); The chain transmission mechanism (822) comprises a first sprocket (8221) fixedly connected to the outer end of the third transmission shaft (8213), a second sprocket (8222) fixedly connected to one end of the knife shaft, and a chain (8223) transmission-connected to the first sprocket and the second sprocket.

3. The hydraulic foldable furrowing and rotary tilling machine according to claim 2, characterized in that: A chain box guard (8224) is provided on the right side plate (3) at the periphery of the chain (8223), and a circle of sealing strips (8225) is provided at the contact point between the chain box guard (8224) and the right side plate (3).

4. The hydraulic foldable furrowing and rotary tilling machine according to claim 3, characterized in that: The flip portion (93) includes a flip plate (931), a pull plate (932) connected to the top of the flip plate, and a soil-breaking sleeve (933) connected to one end of the flip plate. The flip plate (931) is pivotally connected to the soil-breaking bracket (91), and a first screw hole is provided on the soil-breaking sleeve (933). The earth-breaking portion (94) comprises an earth-breaking support rod (941), a cover (942) connected to the bottom of the earth-breaking support rod, and an earth-breaking motor (943) installed in the cover. A earth-breaking shovel (944) having a spherical surface is connected to the motor shaft of the earth-breaking motor (943). A second screw hole is provided on the earth-breaking support rod (941). The earth-breaking support rod (942) is fixed to the earth-breaking sleeve (933) by means of a bolt, the first screw hole, and the second screw hole.

5. The hydraulic foldable furrowing and rotary tilling machine according to claim 4, characterized in that: The mounting portion (106) includes a sliding sleeve (1061) and a ridging sleeve (1062) welded to the sliding sleeve. The sliding sleeve (1061) is slidably connected to the rear beam (103). The rear beam (103) is provided with a plurality of third screw holes. The sliding sleeve (1061) is provided with a fourth screw hole. The sliding sleeve (1061) is fixed to the rear beam (103) by means of bolts, the third screw holes, and the fourth screw holes. The ridging portion (105) includes a ridging knife (1051) having a triangular cross-section, and a ridging support rod (1052) connected to the ridging knife. A fifth screw hole is provided on the ridging support rod (1052), and a sixth screw hole is provided on the ridging sleeve (1062). The ridging support rod (1052) is fixed to the ridging sleeve (1062) by the cooperation of a bolt, the fifth screw hole, and the sixth screw hole.

6. The hydraulic foldable furrowing and rotary tilling machine according to claim 5, characterized in that: The utility model also includes a rear support plate assembly (11), the rear support plate assembly (11) includes a sub-beam (111), a rear support plate body (112), and a third hydraulic oil cylinder (113). The two ends of the rear support plate body (112) are connected to the left side plate (2) and the right side plate (3) through a hinge rotation. The upper part of the rear support plate body (112) is close to the rear side of the frame panel (1). The two ends of the sub-beam (111) are fixedly connected to the left side plate (2) and the right side plate (3). Both sides of the sub-beam (111) are fixedly connected with positioning plates (114). The ends of the two positioning plates (114) away from the sub-beam are respectively mounted on the left arm (4) and the right arm (5). The two positioning plates (114) are connected to a tripod (115) in common. One end of the tripod (115) is fixed to the gearbox (7), a hinge shaft is fixedly connected to the tripod (115), a third hydraulic cylinder (113) is rotatably connected to the hinge shaft, a lifting rod (116) is fixedly connected to the left arm (4), a telescopic end of the third hydraulic cylinder (113) is pivotally connected to the lifting rod (116), a U-shaped seat (117) is fixed to the left arm (4) and the right arm (5), a pressure rod sleeve (118) is rotatably connected to the U-shaped seat (117) through a rotating shaft, a pressure rod (119) is connected to the pressure rod sleeve (118) through a bolt, and a connecting frame is fixedly connected to both sides of the top surface of the rear support plate body (112), and one end of the two pressure rods (119) is pivotally connected to the two connecting frames respectively.

7. The hydraulic foldable furrowing and rotary tilling machine according to claim 6, characterized in that: A front fender (12) extending downward is connected to the front side of the frame panel (1).

8. The hydraulic foldable furrowing and rotary tilling machine according to claim 7, characterized in that: An L-shaped heat dissipation pipe (13) is connected to the top of the gearbox (7).

9. The hydraulic foldable furrowing and rotary tilling machine according to claim 2, characterized in that: A lubrication system (14) is installed on the left side plate (2), and the lubrication system (14) includes an oil tank (141) installed on the left side plate, an oil filling port is provided on the top of the oil tank (141), and an oil delivery pipe (142) is connected to the lower part of the oil tank (141). The outer sides of the left side plate (2) and the right side plate (3) are connected to the bearing seat end cover (15), and the two ends of the knife shaft (811) are located in the bearing seat end cover (15). The bearing seat end cover (15) is connected to a pagoda joint (143), and the lower end of the oil delivery pipe (142) is connected to the pagoda joint (143).

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