CN118202844A - Corn topdressing machine - Google Patents
Corn topdressing machine Download PDFInfo
- Publication number
- CN118202844A CN118202844A CN202410432931.2A CN202410432931A CN118202844A CN 118202844 A CN118202844 A CN 118202844A CN 202410432931 A CN202410432931 A CN 202410432931A CN 118202844 A CN118202844 A CN 118202844A
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- Prior art keywords
- seat
- shaped
- transmission
- shaft
- fertilizing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 title claims abstract description 29
- 235000002017 Zea mays subsp mays Nutrition 0.000 title claims abstract description 29
- 235000005822 corn Nutrition 0.000 title claims abstract description 29
- 240000008042 Zea mays Species 0.000 title claims description 27
- 230000005540 biological transmission Effects 0.000 claims abstract description 82
- 239000003337 fertilizer Substances 0.000 claims abstract description 41
- 239000000725 suspension Substances 0.000 claims abstract description 7
- 210000000078 claw Anatomy 0.000 claims description 22
- 239000002689 soil Substances 0.000 claims description 10
- 240000004282 Grewia occidentalis Species 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 208000003643 Callosities Diseases 0.000 abstract description 4
- 206010020649 Hyperkeratosis Diseases 0.000 abstract description 4
- 241000209149 Zea Species 0.000 abstract 2
- 230000004720 fertilization Effects 0.000 description 5
- 238000009331 sowing Methods 0.000 description 5
- 230000000149 penetrating effect Effects 0.000 description 2
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 230000005570 vertical transmission Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C15/00—Fertiliser distributors
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C15/00—Fertiliser distributors
- A01C15/005—Undercarriages, tanks, hoppers, stirrers specially adapted for seeders or fertiliser distributors
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C19/00—Arrangements for driving working parts of fertilisers or seeders
- A01C19/04—Arrangements for driving working parts of fertilisers or seeders by a ground-engaging wheel
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/062—Devices for making drills or furrows
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/066—Devices for covering drills or furrows
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Agricultural Machines (AREA)
Abstract
A corn topdressing machine comprises a girder frame, a fertilizing system, a transmission system, a land wheel mechanism, a fertilizer box transmission system and a transmission seat; a matched suspension piece on the power tractor; the fertilizing system comprises a front cross beam and fertilizing legs; the fertilizing leg transmission system comprises a groove-shaped seat, a transverse through shaft, a chain wheel, a chain, a transmission seat and a land wheel, wherein two transverse through shafts are arranged between the left groove-shaped seat and the right groove-shaped seat which are connected with the rear cross beam, the two ends of the transverse through shafts are connected with the groove-shaped seat through bearings and are transmitted through the chain wheel and the chain, and the upper transverse through shaft is formed by two half shafts which drive a transmission shaft of a fertilizer box through a transmission seat I and drive the transmission system of the fertilizer box to operate; the land wheel mechanism comprises a U-shaped spring seat, a pressure spring, a land wheel bracket and a land wheel transmission shaft; the invention solves the problem that corns grow to a large bell mouth period for topdressing.
Description
Technical Field
The invention relates to agricultural machinery, in particular to a corn topdressing machine which is mainly suitable for topdressing corn at the seedling stage or topdressing corn growing to a height of less than 1.2 meters.
Background
At present, the traditional corn topdressing in the market is basically manpower or small-sized machinery matched with a gasoline engine, and mainly depends on manpower, thereby wasting time and labor; in particular to the top dressing of corns in the seedling stage, and the corn seedlings are more difficult to operate along with the continuous growth of the corns. Therefore, the problem of topdressing of corns in the seedling stage is needed to be solved,
Disclosure of Invention
The invention provides a corn topdressing machine which can be matched with a tractor to operate, has high efficiency, saves time and labor, and perfectly solves the problem of topdressing when corn grows to a large bell mouth period or the problem of topdressing when corn grows to a height of less than 1.2 meters.
The technical scheme of the invention is realized as follows:
A corn topdressing machine comprises a girder frame, a fertilizing system, a transmission system, a land wheel mechanism, a fertilizer box transmission system and a transmission seat; a matched suspension piece on the power tractor; it is characterized in that the method comprises the steps of,
The girder framework is of a square steel framework structure in a shape like a Chinese character 'ri', and comprises a rectangular frame formed by connecting a front cross beam 1, a rear cross beam 2, a left beam 3 and a right beam 4 and a middle beam 5 connected with the middle parts of the front cross beam and the rear cross beam;
The fertilizing system comprises fertilizing leg seats and fertilizing legs, wherein a group of fertilizing leg seats are respectively arranged at the center position and two sides of the front cross beam 1; the fertilizing leg seat comprises a leg sleeve 91, four-corner clamping claws 92 and a U-shaped wire 93, wherein the rear side surface of the leg sleeve is connected with one of the four-corner clamping claws which are clamped on the upper and lower sides of the front face of the front beam body, the front beam body is sleeved with the U-shaped wire 93 from back to front, and the U-shaped wire is connected with the front beam 1 after passing through mounting hole nuts on four corners of the four-corner clamping claws; the U-shaped wire I is slidably connected with the beam body to adjust the width between the fertilizing legs and is locked, limited and fixed through nuts; a fertilizing leg 9 with an inner cavity penetrating up and down is arranged in the leg sleeve 91, a plurality of top thread holes are distributed up and down on the side wall of the leg sleeve and are locked and fixed by screws, and the fertilizing leg is fixedly adjusted to the upper and lower heights by sliding to different height positions in the leg sleeve; the bottom of the fertilizing leg is provided with a shovel-assisting type furrow opener 10, and a soil covering claw 11 for automatically covering a flat furrow ridge is arranged behind the furrow opener;
the transmission system comprises a groove-shaped seat, a transverse through shaft, a chain wheel, a chain, a transmission seat and a land wheel, wherein a group of mutually parallel groove-shaped seats 12 are respectively arranged at the left and right inner ends of the rear cross beam 2 and extend backwards along the horizontal direction to be suspended; the front end surface of the groove-shaped seat is connected with a square claw II 120 with holes at four corners and is in encircling connection with the rear cross beam 2 through a pair of U-shaped wires II 121, the square claw II is clamped on the upper and lower limit parts of the vertical surface of the rear cross beam Liang Tihou, and the U-shaped wires II and the beam body can be slidably adjusted in position; two transverse through shafts are arranged in parallel at the upper and lower sides between the left groove-shaped seat and the right groove-shaped seat, two ends of the transverse through shafts are connected with bearing seat bearings arranged at the upper and lower sides of the groove-shaped seat, a chain wheel 13 is respectively arranged on the upper and lower transverse through shafts and is in meshed transmission through a chain, and the upper transverse through shaft 122 is formed by two half shafts which are vertically connected through a transmission seat 123 to drive the fertilizer box transmission shaft 14 and drive the fertilizer box transmission system;
The land wheel mechanism comprises a U-shaped spring seat, a pressure spring, a land wheel bracket and a land wheel transmission shaft; the rear side of the upper surface of the groove-shaped seat 12 is provided with a spring hole which is penetrated up and down, a U-shaped spring seat 18 covers the spring hole and is connected to the upper surfaces of the groove-shaped seats on the two sides of the spring hole, a pressure spring 181 arranged in the spring hole is sleeved on an adjusting rod 182, a hole arranged at the lower end of the pressure spring is connected with a hole arranged at the lower end of the adjusting rod, and the adjusting rod passes through the pressure spring and penetrates out of the rear upper end of the top of the U-shaped spring seat to be connected with a disc handle 183; the adjusting rods below the disc handles and below the pressure springs are respectively connected with adjusting nuts in a threaded manner to adjust the elasticity of the springs; the lower end of the adjusting rod is hinged with a beam 161 of the land wheel bracket 16; the wheel frames at the two sides of the land wheel bracket 16 are arranged at the two sides of the groove type seat and are connected with the lower transverse through shaft through bearings; the inner ends of the left and right groove-shaped seats are at least provided with a land wheel transmission shaft 187 with front and rear transmission seats at two ends, and the land wheel is fixed on the land wheel shaft by the front and rear transmission seats respectively connected with the lower transverse through shaft and the land wheel shaft in a transmission way.
The upper front end of the groove-shaped seat is connected with an angle-shaped seat 124 and a bearing seat 125 which are fastened by bolts, a hexagonal bearing is adopted in an inner hole of the bearing, and the upper transverse through shaft is arranged as two hexagonal shaft half shafts and passes through the inside of the hexagonal bearing; the middle part of the hexagonal shaft is provided with the transmission seat which is connected with the fertilizer box transmission shaft 14; and a chain wheel is arranged on the hexagonal shaft and is connected with the hexagonal shaft.
The matched suspension parts on the power tractor comprise a pair of Z-shaped lifting brackets 6 welded on a beam at the upper end of the middle part of a front cross beam, a plurality of adjusting mounting holes are arranged on the Z-shaped lifting brackets, the Z-shaped lifting brackets are connected with a central adjusting rod on the tractor, a traction seat 7 is respectively connected with the left side and the right side of the middle part of the front cross beam, and a first mounting hole (71) which is arranged up and down is arranged on the traction seat and is connected with a left lifting pull rod and a right lifting pull rod on the tractor in a hanging mode.
The beneficial effects of the invention are that
The existing corn topdressing basically relies on manpower or uses an unmanned aerial vehicle to perform fertilizer spreading operation, fertilizer loss is large in fertilizer spreading operation, the utilization rate is low, and in order to improve the utilization rate of the fertilizer, the fertilizer needs to be buried in soil manually. The invention simplifies the mechanism by virtue of the driving transmission of the tractor, and has wide application range of adjustable heights of the fertilization legs and the land wheels.
Drawings
Figure 1 is a schematic perspective view of the whole structure of the invention,
Figure 2 is a schematic diagram of the transmission part structure of the corn topdressing machine of the invention,
Figure 3 is a schematic structural view of the wheel bracket component of the corn topdressing machine of the invention,
Fig. 4 is a schematic perspective view of the other side of the whole structure of the present invention.
Description of the drawings:
The novel fertilizer distributor comprises a front cross beam 1, a rear cross beam 2, a left cross beam 3, a right cross beam 4, a middle cross beam 5, a Z-shaped lifting support 6, a traction seat 7, a first mounting hole 8, a fertilizing leg 9, a leg sleeve 91, a first square claw 92, a first U-shaped wire 93, a shovel-assisting type furrow opener 10, a soil covering claw 11, a groove-shaped seat 12, an angle-shaped seat 124, a bearing seat 125, a second square claw 120, a second U-shaped wire 121, an upper transverse through shaft 122, a first transmission seat 123, a chain wheel 13, a fertilizer box transmission shaft 14, a land wheel shaft 15, a land wheel support 16, a cross beam 161, a land wheel 17, a U-shaped spring seat 18, a pressure spring 181, an adjusting rod 182, a disc handle 183, a front transmission seat 188, a rear transmission seat 188 and a land wheel transmission shaft 187.
Detailed Description
Referring to fig. 1 and 4, the corn topdressing machine comprises a girder frame, a fertilizing system, a transmission system, a land wheel mechanism, a fertilizer box transmission system and a transmission seat; a matched suspension piece on the power tractor; wherein, the fertilizer box and the fertilizer box transmission system and the transmission seat are all of traditional structures;
The girder framework is of a square steel framework structure in a shape like a Chinese character 'ri', and comprises a rectangular frame formed by connecting a front cross beam 1, a rear cross beam 2, a left beam 3 and a right beam 4 and a middle beam 5 connected with the middle parts of the front cross beam and the rear cross beam; the girder frame is a main girder frame of the corn topdressing machine;
Referring to fig. 4, the fertilizing system comprises a fertilizing leg seat and fertilizing legs, wherein a group of fertilizing leg seats are respectively arranged at the center position and two sides of the front cross beam 1; the fertilizing leg seat comprises a leg sleeve 91, four-corner clamping claws 92 and a U-shaped wire 93, wherein the rear side surface of the leg sleeve is connected with one of the four-corner clamping claws which are clamped on the vertical surface in front of a front beam body together to play a limiting role, so that the fertilizing leg is ensured not to incline when in work, and is sleeved on the front beam body from back to front through the pair of U-shaped wires 93, and is connected with the front beam 1 after being connected through mounting hole nuts on four corners of the four-corner clamping claws; the U-shaped wire I is slidably connected with the beam body to adjust the width between the fertilizing legs and is locked, limited and fixed through nuts; the fertilizing legs 9 with vertically through inner cavities are arranged in the leg sleeves 91, the inner cavities are used for conveying fertilizer from the upper part to the shovel-assisting type furrow opener 10 at the bottom of the legs, the fertilizer is spread into soil for fertilization, a plurality of top thread holes are distributed up and down on the side walls of the leg sleeves, the fertilizing legs are locked and fixed through screws, and the fertilizing legs are fixedly adjusted to be up and down in height by sliding to different height positions in the leg sleeves so as to adapt to different fertilizing depths; the bottom of the fertilizing leg is provided with a shovel-assisting type furrow opener 10 which is helpful for fertilizing in a furrow, and a soil covering claw 11 which is arranged behind the furrow opener and is used for automatically covering a flat furrow ridge is arranged so as to help to bury the fertilizer in soil;
Referring to fig. 1, the transmission system comprises a groove-shaped seat, a transverse through shaft, a sprocket, a chain and a transmission seat, wherein a group of mutually parallel groove-shaped seats 12 are respectively arranged at the left and right inner ends of the rear cross beam 2 and extend and suspend backwards along the horizontal direction; the front end surface of the groove-shaped seat is connected with a square claw II 120 with holes at four corners and is in encircling connection with the rear cross beam 2 through a pair of U-shaped wires II 121, the square claw II is clamped on the upper and lower limit parts of the vertical surface of the rear cross beam Liang Tihou, and the U-shaped wires II and the beam body can be slidably adjusted in position; two transverse through shafts are arranged in parallel at the upper and lower sides between the left groove-shaped seat and the right groove-shaped seat, two ends of the transverse through shafts are connected with bearing seat bearings arranged at the upper and lower sides of the groove-shaped seat, a chain wheel 13 is respectively arranged on the upper and lower transverse through shafts and is in meshed transmission through a chain, and the upper transverse through shaft 122 is formed by two half shafts which are vertically connected through a transmission seat 123 to drive the fertilizer box transmission shaft 14 and drive the fertilizer box transmission system to operate;
Referring to fig. 1, the land wheel mechanism comprises a U-shaped spring seat, a pressure spring, a land wheel bracket, a land wheel transmission shaft and a land wheel; the rear side of the upper surface of the groove-shaped seat 12 is provided with a spring hole which is penetrated up and down, a U-shaped spring seat 18 covers the spring hole and is connected to the upper surfaces of the groove-shaped seats on the two sides of the spring hole, a pressure spring 181 arranged in the spring hole is sleeved on an adjusting rod 182, a hole arranged at the lower end of the pressure spring is connected with a hole arranged at the lower end of the adjusting rod, and the upper end of the adjusting rod is connected with a disc handle 183 after passing through the pressure spring and penetrating out of the top of the U-shaped spring seat; the adjusting rods below the disc handles and below the pressure springs are respectively connected with adjusting nuts in a threaded manner to adjust the elasticity of the springs; the lower end of the adjusting rod is hinged with a beam 161 of the land wheel bracket 16; the wheel frames at the two sides of the land wheel bracket 16 are arranged at the two sides of the groove-shaped seat, the upper end of the land wheel bracket is connected with the lower transverse through shaft through a bearing, and the lower end of the land wheel bracket is rotationally connected with a land wheel shaft; referring to fig. 3, at least one ground wheel transmission shaft 187 with front and rear transmission seats 188 at both ends is provided at the inner ends of the left and right groove-shaped seats, and is in transmission connection with the lower transverse through shaft and the ground wheel shaft through the front and rear transmission seats, respectively, and the ground wheel is fixed on the ground wheel shaft. The pressure spring mainly has the function of buffering and pressing the land wheel downwards to keep stable contact with the soil. The angle of the land wheel bracket is adjusted along with the height of the fertilization leg 9.
Referring to fig. 3, the front upper end of the groove-shaped seat is connected with an angle-shaped seat 124 and a bearing seat 125, which are fastened by bolts, the inner hole of the bearing adopts a hexagonal bearing, and referring to fig. 2, the upper transverse through shaft is arranged as two hexagonal shaft half shafts and passes through the inside of the hexagonal bearing; the middle part of the hexagonal shaft is provided with the transmission seat which is connected with the fertilizer box transmission shaft 14; and a chain wheel is arranged on the hexagonal shaft and is connected with the hexagonal shaft.
Referring to fig. 4, the mating suspension member on the power tractor includes a pair of zigzag lifting brackets 6 welded to the beam at the upper end of the middle of the front beam, a plurality of adjusting mounting holes arranged on the zigzag lifting brackets, a central adjusting rod connected to the tractor, a traction seat 7 connected to the left and right sides of the middle of the front beam, and a mounting hole 8 arranged up and down, which is used for being connected with the left and right lifting rods on the tractor.
In addition, the traction seat 7 is provided with an up-down adjusting hole so as to adjust the depth and the balance degree, and is used by being hung with a left lifting pull rod and a right lifting pull rod of a matched set on the power tractor.
The fertilizing leg 9 passes through the seat, a top thread hole is arranged at the front end of the seat up and down to fix the fertilizing leg to adjust the depth up and down, a shovel-assisting type furrow opener 10 is arranged at the lower part of the fertilizing leg, a soil covering claw 11 is arranged behind the furrow opener, the furrow opener is used for leveling furrows and ridges, the loss of fertilizer is reduced, and meanwhile, the yield of crops is also improved.
The land wheel adopts the herringbone tyre, so as to prevent the land wheel from being stained with mud from being enlarged, reduce the sowing quantity, prevent the fertilizer from being sowed deeply and shallowly, and the herringbone tyre has the advantages of preventing mud from being stained, reducing the slip ratio, and improving the fertilizer sowing quality.
The U-shaped seat and the seat hole that the middle part of support set up are so that install compression spring, and the hole that the pressure spring lower part set up is connected with the hole that the adjusting lever lower extreme set up. The adjusting rod is fixed by the disc handle from the pressure spring through the upper end. The elasticity of the adjusting spring is completed by adjusting nuts at the upper end and the lower end of the adjusting rod up and down. The corn topdressing machine is designed for improving the corn yield, and because corn and wheat are single-valued leaf crops, one to four times of fertilization is needed to improve the corn yield, and one base fertilizer, two-seedling-stage fertilizer, three-jointing fertilizer and four-sizing fertilizer must be applied on duty, less application, deep application and scientific planting.
The fertilizing legs 9 are arranged in the fertilizing leg seats and are fixed by 3 screws, if the depth and the height are required to be adjusted, the locking screws can be loosened, and the fertilizing legs are moved up and down to achieve the purpose of adjusting the height required by the fertilizing legs each time. The rear traditional wheel is automatically adapted according to the height of the fertilizing legs.
The working process of the invention comprises the following steps:
When the corn topdressing machine works, a tractor pulls a girder frame and drives a land wheel to rotate and move forward, the groove-shaped seats on two sides are provided with a land wheel bracket and a land wheel, as shown in figures 2 and 3, the inner end or the outer end of the left groove-shaped seat and the right groove-shaped seat is at least provided with a land wheel transmission shaft 187 with front and rear transmission seats 188 on two ends, the land wheel drives a land wheel shaft to rotate, the land wheel transmission shaft 187 is driven by the rear transmission seat to rotate, the lower transverse through shaft is driven by the front transmission seat to rotate, the upper transverse through shaft is driven by a sprocket chain to rotate, and the upper transverse through shaft 122 is vertically connected and drives the fertilizer box transmission shaft 14 to rotate through a transmission seat 123 and drives a fertilizer box transmission system to operate, so that fertilizer is conveyed into a fertilizing leg; the fertilization legs fertilize the soil.
The front and rear transmission seats and the transmission seat I in the invention refer to a mechanism used between two vertical transmission shafts, used for transmitting power to run and redirecting, which is a mechanism similar to a transmission axle, a front axle and a rear axle of an automobile and used for changing the steering direction of the transmission shafts while being meshed and transmitted by one group or two groups of bevel gears. Is an outsourcing part and is not described in detail.
The fertilizer box and the fertilizer box transmission system of the invention are of conventional common structures, and the fertilizer is transmitted by the power running of the transmission shaft 14 of the external transmission fertilizer box, such as a sowing box and a sowing box transmission system of a sowing machine, so that the description is omitted.
Claims (3)
1. A corn topdressing machine comprises a girder frame, a fertilizing system, a transmission system, a land wheel mechanism, a fertilizer box transmission system and a transmission seat; a matched suspension piece on the power tractor; it is characterized in that the method comprises the steps of,
The girder framework is of a square steel framework structure in a shape like a Chinese character 'ri', and comprises a rectangular frame formed by connecting a front cross beam (1), a rear cross beam (2), a left beam (3) and a right beam (4) and a middle beam (5) connected with the middle parts of the front cross beam and the rear cross beam;
The fertilizing system comprises fertilizing leg seats and fertilizing legs, wherein a group of fertilizing leg seats are respectively arranged at the center position and two sides of the front cross beam (1); the fertilizing leg seat comprises a leg sleeve (91), four-corner clamping claws I (92) and U-shaped wires I (93), wherein the rear side surface of the leg sleeve is connected with one of the four-corner clamping claws which are clamped on the upper and lower sides of the vertical surface in front of a front beam body, the front beam body is sleeved with the U-shaped wires I (93) from back to front, and the U-shaped wires I are connected with the front beam 1 after passing through mounting hole nuts on four corners of the four-corner clamping claws I; the U-shaped wire I is slidably connected with the beam body to adjust the width between the fertilizing legs and is locked, limited and fixed through nuts; a fertilizing leg (9) with an up-down through cavity is arranged in the leg sleeve (91), a plurality of top thread holes are distributed up and down on the side wall of the leg sleeve and are locked and fixed by screws, and the fertilizing leg is fixedly adjusted to the up-down height by sliding to different height positions in the leg sleeve; the bottom of the fertilizing leg is provided with a shovel-assisting type furrow opener (10), and a soil covering claw (11) for automatically covering a flat furrow ridge is arranged behind the furrow opener;
The transmission system comprises a groove-shaped seat, a transverse through shaft, a chain wheel, a chain, a transmission seat and a land wheel, wherein a group of mutually parallel groove-shaped seats (12) are respectively arranged at the left and right inner ends of the rear cross beam (2) and extend backwards along the horizontal direction to be suspended; the front end surface of the groove-shaped seat is connected with a square claw II (120) with holes at four corners and is in encircling connection with the rear cross beam (2) through a pair of U-shaped wires II (121), the square claw II is clamped on the vertical surface of the rear cross beam Liang Tihou in an up-down limiting manner, and the U-shaped wires II and the beam body can be slidably adjusted in position; two transverse through shafts are arranged in parallel at the upper and lower sides between the left groove-shaped seat and the right groove-shaped seat, two ends of the transverse through shafts are connected with bearing seat bearings arranged at the upper and lower sides of the groove-shaped seat, a chain wheel (13) is respectively arranged on the upper and lower transverse through shafts and is in meshed transmission through a chain, and the upper transverse through shaft (122) is formed by vertically connecting two half shafts through a transmission seat I (123) to drive a transmission shaft (14) of the fertilizer box and drive a transmission system of the fertilizer box;
The land wheel mechanism comprises a U-shaped spring seat, a pressure spring, a land wheel bracket and a land wheel transmission shaft; the rear side of the upper surface of the groove-shaped seat (12) is provided with a spring hole which is penetrated up and down, a U-shaped spring seat (18) covers the spring hole and is connected to the upper surfaces of the groove-shaped seats on the two sides of the spring hole, a pressure spring (181) arranged in the spring hole is sleeved on an adjusting rod (182), a hole arranged at the lower end of the pressure spring is connected with a hole arranged at the lower end of the adjusting rod, and the adjusting rod passes through the pressure spring and penetrates out of the top of the U-shaped spring seat to be connected with a disc handle (183); the adjusting rods below the disc handles and below the pressure springs are respectively connected with adjusting nuts in a threaded manner to adjust the elasticity of the springs; the lower end of the adjusting rod is hinged with a cross beam (161) of the land wheel bracket (16); wheel frames at two sides of the land wheel bracket (16) are arranged at two sides of the groove-shaped seat and are connected with the lower transverse through shaft through bearings; the inner ends of the left and right groove-shaped seats are at least provided with a land wheel transmission shaft (187) with front and rear transmission seats at the two ends, and the land wheel is fixed on the land wheel shaft by the front and rear transmission seats respectively connected with the lower transverse through shaft and the land wheel shaft in a transmission way.
2. The corn topdressing machine according to claim 1, wherein the front upper end of the groove-shaped seat is connected with an angle-shaped seat (124) and a bearing seat (125) to be fastened by bolts, a hexagonal bearing is adopted as an inner hole of the bearing, and the upper transverse through shaft is arranged as two hexagonal shaft half shafts and passes through the inside of the hexagonal bearing; the middle part of the hexagonal shaft is provided with the transmission seat which is connected with a transmission shaft (14) of the fertilizer box; and a chain wheel is arranged on the hexagonal shaft and is connected with the hexagonal shaft.
3. The corn topdressing machine according to claim 1, wherein the matched suspension member on the power tractor comprises a pair of Z-shaped lifting brackets (6) welded on the beam at the upper end of the middle part of the front cross beam, a plurality of adjusting mounting holes are arranged on the Z-shaped lifting brackets and are connected with a center adjusting rod on the tractor, a traction seat (7) is respectively connected with the left side and the right side of the middle part of the front cross beam, and a mounting hole I (71) arranged up and down is arranged to be connected with a left lifting pull rod and a right lifting pull rod on the tractor in a hanging mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410432931.2A CN118202844A (en) | 2024-04-11 | 2024-04-11 | Corn topdressing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410432931.2A CN118202844A (en) | 2024-04-11 | 2024-04-11 | Corn topdressing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118202844A true CN118202844A (en) | 2024-06-18 |
Family
ID=91453441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410432931.2A Pending CN118202844A (en) | 2024-04-11 | 2024-04-11 | Corn topdressing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118202844A (en) |
-
2024
- 2024-04-11 CN CN202410432931.2A patent/CN118202844A/en active Pending
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