82 results about "Potato planter" patented technology

An improved cup-style potato planter that corrects seed “skips.” Cups on a continuous belt conveyor sometimes fail to pick up potato seeds from a bin, or the seeds drop from the cup due to vibration. The design disclosed here puts replacement seeds in empty cups before the conveyor reaches a point in conveyor travel where the seed is supposed to be dropped into the ground.

The invention relates to an integrated seeding part which is assembled on a potato planter, has a miss-seeding reseeding function and can achieve seed separating, seed clearing and seed sowing, in particular to a double-wheel-disc-type potato miss-seeding reseeding seeder, and belongs to the technical field of agricultural machinery. The double-wheel-disc-type potato miss-seeding reseeding seeder comprises a wheel disc installing frame, a seeding wheel disc and a reseeding wheel disc are installed in the wheel disc installing frame in parallel, a reseeding rotation door is hinged to the lower portion of the reseeding wheel disc, a potato seed supplementing box is fixed on the upper portion of the wheel disc installing frame, a push-pull electromagnet is fixed in the potato seed supplementing box, a push-pull rod of the push-pull electromagnet is connected with a reseeding push-pull plate in a hinged mode, the reseeding push-pull plate corresponds to an upper reseeding port formed in the reseeding wheel disc, and a lower reseeding port of the reseeding wheel disc corresponds to a reseeding port seal plate arranged at the bottom of the reseeding rotation door. The double-wheel-disc-type potato miss-seeding reseeding seeder is simple in structure and convenient to install, can achieve precise seed separating, flexible seed clearing and seed protecting, can achieve self-driving, achieves miss-seeding seed supplementing by pulling the electromagnet, achieves miss-seeding reseeding through mechanical button driving and can well adapt to high-speed operation and the precise seeding requirements of the potato planter.

The invention relates to a potato planter which comprises a bodywork, a fertilizer can, a potato storage box, a sowing mechanism and a soil overturning device. The potato planter is characterized in that the potato storage box is arranged at the rear of the bodywork; the sowing mechanism is arranged at the bottom of the potato storage box; the sowing mechanism comprises a nick type rotary table, a rotating shaft, a transmission belt, a small belt wheel and a big belt wheel; the soil overturning device is arranged at the forefront end of the bodywork; the rear of the bodywork is also provided with a soil covering baffle used for covering the soil. The potato planter is convenient in sowing, low in cost, high in speed and good in quality, is suitable for various fields, and has the functions of high-quality soil overturning and soil covering.

The embodiment of the invention provides a process-machine integral cultivation method for cultivating potatoes in a northern dry land, and relates to the field of potato cultivation. Through adoption of the method, the benefit can be increased, and the cost can be saved. The method comprises: land selection; variety selection and potato seed treatment; fertilization; seeding: seeding by using a double-line potato planter integrating ditching, fertilization, seeding, suppression, film mulching and earthing; performing intertillage and ridging: performing mechanical intertillage and ridging twice: the first intertillage and ridging is performed during earth ejection of seedlings and comprises the steps of performing intertillage in furrows by adopting a rotary tillage earth adding machine, earthing up and pressing a film simultaneously, and adding 5 centimeters of earth, wherein the distance between a furrow and the ridge top is up to 12 centimeters, the ridge top is 50 centimeters in width, and the ridge bottom is 100 centimeters in width; spraying a soil enclosing weed killer by using a spray rod sprayer; the secondary cultivation and banking is performed by adopting a intertillage fertilizer distributor at the squaring stage of plants, wherein the ridging height is 5 centimeters, and potato seeds are 20 centimeters away from the earth surface; preventing and controlling plant diseases and insect pests; harvesting by using a machine.

The invention relates to a single-way clutch type seeding and reseeding integrated potato planter which comprises a frame and a transmission system. A seed box is arranged above the frame, a chain spoon type seed-metering device is vertically arranged on the seed box, a double-crank four-connecting rod mechanism is arranged below the chain spoon type seed-metering device, the double-crank four-connecting rod mechanism is also located on the frame below the seed box and is linked with a ground wheel device, a soil-taking and extracting device is arranged on the frame behind the double-crank four-connecting rod mechanism, the soil-taking and extracting device is linked with a transmission box, a detection device is arranged outside a seed protecting groove, the detection device is connected to a control system device, a motor is controlled by the control system device, a clutch system is arranged at the lower end of the chain spoon type seed-metering device, the clutch system sleeves on a lower shaft of the chain spoon type seed-metering device at the lower end of the chain spoon type seed-metering device, and the clutch system is separately linked with the motor and the double-crank four-connecting rod mechanism. The planter provided by the invention can perform normal seeding and miss-seeding detection, and also can achieve a purpose of miss-seeding compensation on the premise of not additionally arranging a reseeding box.

The invention discloses a horizontal rotating disk-type electric potato planting machine capable of realizing missing seeding compensation. The horizontal rotating disk-type electric potato planting machine comprises a machine frame, a driving part, a soil covering pressing wheel, and a planting mechanism; the driving part is supported by the front end of the machine frame; the soil covering pressing wheel is supported by the back end of the machine frame; the planting mechanism comprises a seed discharging transmission shaft, a seed box base plate, and a floating seed scattering plate; the seed discharging transmission shaft is supported by the machine frame; the power output end of the driving part is connected with the seed discharging transmission shaft via coupling transmission; a horizontal seed distributing rotating disk is supported by the upper end of the seed box base plate; a rotating disk driving shaft fixedly connected with the horizontal seed distributing rotating disk is supported by the seed box base plate; transmission of the seed discharging transmission shaft and the rotating disk driving shaft is realized via engagement transmission of bevel gears; and the floating seed scattering plate is connected with the top of the rotating disk driving shaft via an elastic link device. The horizontal rotating disk-type electric potato planting machine is compact in structure, reliable in transmission, and high in seed discharging accuracy; can be moved conveniently in field, possesses relatively wide planting distance adjusting range, and is capable of satisfying agricultural requirements of potato precision planting in mountain slope or other small lands.

The invention discloses a potato planter matched with a four-wheel tractor. The potato planter matched with a four-wheel tractor comprises a large frame, wherein the front end of the large frame is provided with a traction frame connected with the four-wheel tractor, and the rear end of the large frame is provided with ground wheels for walking; the large frame is provided with a seed box; a vertical seed delivery pipe is arranged in front of the seed box; a lower seed lifting shaft is arranged below the seed box; an upper seed lifting shaft with an upper seed lifting chain wheel is arranged above the seed box; a seed lifting chain with a seed lifting spoon is arranged between the upper seed lifting chain wheel and the lower seed lifting shaft; the lower seed lifting shaft is connected with an output shaft of a four-speed speed regulator; an input shaft of the four-speed speed regulator is connected with a driving chain wheel on a ground wheel shaft through a chain. The potato planter matched with a four-wheel tractor integrates with ditching, fertilizing, sowing, ridging, pressing and crop-dusting, can lift potatoes accurately to a seed discharge pipe and can sow uniformly, and achieves plantation standardization; a wooden vibration prevention plate can effectively prevent potato seed blocks from falling back to the seed box because of the vibration of the seed lifting chain, improves the seed lifting rate; the design of the four-speed speed regulator enables the sowing plant spacing of potatoes to be regulated freely within a certain range, and meets requirements of most farmers.

The invention relates to a wheel disc type potato seeder, belonging to the technical field of agricultural machinery. A wheel disc shaft is fixed on a wheel disc mounting frame; left- and right-side hub discs are supported on the wheel disc shaft through a cylindrical roller bearing; the left-side hub disc is connected with a left-side spoke plate; the outer edge of the left-side spoke plate is connected with a left-side fixing ring; wheel disc tines are arranged on the outer cylindrical surface of the left-side fixing ring; the right-side hub disc is connected with a right-side spoke plate; the outer edge of the right-side spoke plate is connected with a right-side fixing ring; the left side of an indented seed separation plate is connected with the inner cylindrical surface of the left-side fixing ring while the right side is connected with the outer cylindrical surface of the right-side fixing ring; upper and lower seed protection belt transmission shafts are mounted at the upper part and lower end of the wheel disc mounting frame respectively; a rubber seed protection belt is mounted between the upper seed protection belt transmission shaft and the lower seed protection belt transmission shaft; and the inner side of the rubber seed protection belt clings to the outer cylindrical surface of the indented seed separation plate. The wheel disc type potato seeder provided by the invention is convenient to mount and can realize accurate seed separation, flexible seed cleaning and seed protection and self-driving and can perfectly conform to the requirements for high-speed operation and accurate seeding of a potato planter.

The invention discloses a rapid test strip for potato viruses, and a preparation method and application thereof. The rapid test strip for the potato virus comprises a sample pad, a colloidal-gold pad, a NC membrane, a test line (a T line), a control line (a C line), a water absorbing pad and a PVC base plate. The preparation method comprises the following four steps: preparation of the colloidal-gold pad; preparation of the NC membrane; preparation of the sample pad; and assembling of the test strip. Application and detection comprise the following concrete steps: treatment of a sample; dropwise addition of the sample; result interpretation; etc. The potato viruses comprise PVX, PVYNTN, PVYo, PLRV, PVS, PVM, PVA and a tomato black ring virus. The test strip is convenient to use, has good applicability, needs no laboratory, no special apparatus and no operation training of professionals, can realize testing in any place with potatoes, such as a field, a potato storage cellar and a customhouse, and can be used by any potato planter.

A potato planting machine is characterized in that a seeding furrower 16 is mounted on a frame 6 through a column, the upper end of the column is a semicircular head, an uppermost point of the semicircular head is abutted to the frame 6, the center of circle of the semicircular head is provided with a pinhole, a pin passes through the pinhole in the column, two ends of the pin are fixed to downwardly extending pin fixing lugs of the frame 6, the column can rotate around the pin, the frame 6 is also provided with a vertically downwardly arranged retainer 20, the length of the retainer is greater than the diameter of the semicircular head, and the retainer 20 can prevent the column to continuously rotate after rotating to a vertical position so that the seeding furrower 16 and the column never continue to rotate after rotating down to working positions; a hanging cable 18 is arranged on the frame 6, a free end of the hanging cable 18 is a hook, one end of the column close to the seeding furrower is provided with a hook hole 19, the hook is hooked to the hook hole and the seeding furrower can be lifted up after the column and the seeding ditcher rotate together, and it is possible for the seeding furrower to not contact the ground, but only the land wheel contacts the land during transport.

The invention discloses a potato planter. The potato planter comprises a chassis, a power transmission mechanism, a fertilization mechanism, a planting mechanism and a mulching mechanism of a planter,wherein the chassis provides support for other parts; walking wheels are arranged at the lower part of the chassis; a handle of the planter is mounted at the rear end part of the chassis; a clutch and an accelerator switch on the handle controls the on / off and the planting speed of the planter; the power transmission mechanism is fixed on the chassis and located behind the planting mechanism; thefertilization mechanism is mounted in front of the planting mechanism; the mulching mechanism is located behind the lower part of the chassis and used for mulching after planting; and the planter uses an independent gasoline engine together with a reducer to provide power for all the mechanisms without depending on a tractor or other agricultural machinery to provide power, so that the planting row spacing can be reasonably arranged according to local weather and soil quality. The planter is equipped with the fertilization mechanism, the planting mechanism and the mulching mechanism to finishfertilization, planting and mulching at a time, reciprocated operation is realized, the production efficiency is improved and the cost is lowered.

The invention belongs to the technical field of agricultural machinery and discloses an in-greenhouse potato planter. The in-greenhouse potato planter comprises a traveling supporting component, a furrow opener, a fertilization device, a seeding device and an earth-up component. The traveling supporting component is used for bearing and driving; the furrow opener is used for soil furrowing; the fertilization device is used for fertilization in seed furrows; the seeding device is used for seeding in the seed furrows; the earth-up component is used for earth-up compaction of the seed furrows. The fertilization device and the seeding device are arranged on the traveling supporting component, the furrow opener and the earth-up component are arranged at the bottom of the traveling supporting component, and the furrow opener is positioned in front of the earth-up component. The in-greenhouse potato planter has advantages that by adoption of a motor as a power source, labor intensity is sharply relieved, and operating efficiency is improved; furrowing, fertilization, seeding, earth-up, compaction and the like can be completed in one time, and operation times can be reduced; in addition, the in-greenhouse potato planter is simple and reliable in structure, high in practicality, convenient to manufacture, easy to popularize and apply and well adaptive to an internal operation environment of a greenhouse.

The invention relates to a potato planter, which is characterized in that the side beam of the frame is provided with a ground wheel device, the front beam is provided with a fertilization ditching disc and a traction device, two sets of symmetrical fertilizer boxes are provided near the traction device, and the rear side of the fertilizer box is installed and lifted Seed protection trough, lifting The seed protection trough is equipped with a seed lifting chain inside, and a seed shoe ditching device is installed at the bottom, and the seed box is connected to the outside, and a gear box connected to the power input shaft is installed under the side of the seed box, and a ridging device is installed under the gear box , the gear box is connected by a chain to install the soil lifting device of the ditching shovel, the soil lifting device is connected to the auger soil delivery device, the rear side of the auger soil delivery device is provided with a soil slide groove, and the top of the soil lifting device is installed There is a mulch roller device, a film spreading roller is provided under the auger soil delivery device, a film pressing wheel is provided behind the film spreading roller, and a covering plate and a pressing wheel are provided on the rear beam of the frame. Advantages: high degree of automation, less labor, no flooding, can effectively spread the mulch, no need for manual seedlings, reduce labor time, and do not affect labor efficiency.

A potato planting machine matching with a hand tractor for use is disclosed. The machine comprises a big rack; a driving rack, which is used for connecting a hand tractor, is arranged on the front end of the big rack; ground wheels, which are used for moving, are arranged on the bottom of the big rack; a seed box is arranged on the big rack; a vertical seed transporting pipe is arranged in front of the seed box; a seed lifting shaft is arranged above the seed box, a seed lifting chain with a seed lifting spoon is arranged between the seed lifting shaft and one output shaft of a four-speed speed controller; a wood vibration preventing board is arranged on the side wall of the seed box behind the seed lifting chain; and the input shaft of the four-speed speed controller is connected to a ground wheel shaft through a chain. The potato planting machine integrates the functions of ditching, fertilizing, sowing, ridging and pressing together, and is capable of precisely lifting the potatoes to the seeding transporting pipe and sowing the potatoes evenly. The wood vibration preventing board can prevent the potato seeds from falling back to the seed box because of vibration, and thus the seed lifting rate is improved. The free adjustment of the row spacing of the potatoes in a certain range is achieved through the design of the four-speed speed controller, and the requirement of farmers is satisfied. The vibration and resistance during the work process can be relieved by the damping spring.

The invention belongs to the technical field of potato planting equipment and particularly relates to a drum-type double-row pneumatic seed metering device for a potato planter. The drum-type double-row pneumatic seed metering device is composed of a shell (1), a drum (2), a seed feeding hopper (3), a seed box (4), shaft sleeves (5), seed guide devices (6), suction nozzles (7) and air outlets (8), wherein the drum (2) is mounted in the shell (1) through the shaft sleeves (5) arranged at the ends of the two sides of the drum (2); the seed feeding hopper (3) is arranged at one side of the drum (2) and the seed guide devices (6) are arranged at the other side of the drum (2); the seed box (4) is arranged just under the drum (2); the suction nozzles (7) are formed at the surface of the drum (2); and one air outlet (8) is further formed in the connection part of the end at one side of the drum (2) and one shaft sleeve (5). The drum type double-row pneumatic seed metering device for the potato planter provided by the invention has the beneficial effects that the structure is compact, the use is convenient and potato seeds are uneasily damaged; the empty hole rate of planting is reduced and the seeds can be sowed in two rows, and therefore, the drum type double-row pneumatic seed metering device brings great convenience to a user.

The invention discloses an integrated cultivation method of potato art machines for northern dry land. The seed potatoes with a plurality of V-shaped cuts are placed in a seed soaking agent added withcalonyctin and potassium permanganate 20 days before sowing, then the seed potatoes are fished out, wrapped with gauze and placed in a scattering light hothouse for accelerating germination, the seedpotatoes are cut into a plurality of potato blocks with a knife soaked in potassium permanganate solution after accelerating germination is completed, a layer of 10% difenoconazole 1000 times solution is sprayed on the surface of the potato blocks, and the potato blocks are dried in shade; and a double-row potato planter integrating trenching, fertilization, sowing, repressing, film covering andsoil covering is selected for sowing, the seed potato blocks and fertilizer particles are sown in different depths of soil at the same time when sowing, the fertilizer particles are sown at a certaindistance on the left side, right side, front side and back side of the seed potato blocks, and the fertilizer particles on the four sides of two adjacent seed potato blocks are staggered. According tothe present invention, stable yield and high yield of potatoes are achieve.

A potato planting machine is characterized in that a seeding furrower 16 is mounted on a frame 6 through a column, the upper end of the column is a semicircular head, an uppermost point of the semicircular head is abutted to the frame 6, the center of circle of the semicircular head is provided with a pinhole, a pin passes through the pinhole in the column, two ends of the pin are fixed to downwardly extending pin fixing lugs of the frame 6, the column can rotate around the pin, the frame 6 is also provided with a vertically downwardly arranged retainer 20, the length of the retainer is greater than the diameter of the semicircular head, and the retainer 20 can prevent the column to continuously rotate after rotating to a vertical position so that the seeding furrower 16 and the column never continue to rotate after rotating down to working positions; a hanging cable 18 is arranged on the frame 6, a free end of the hanging cable 18 is a hook, one end of the column close to the seeding furrower is provided with a hook hole 19, the hook is hooked to the hook hole and the seeding furrower can be lifted up after the column and the seeding ditcher rotate together, and it is possible for the seeding furrower to not contact the ground, but only the land wheel contacts the land during transport.

A potato fertilizing planter that can complete multiple operations such as ditching, fertilizing, seeding, covering soil and pressing at one time. The device mainly includes a combination of fertilizer boxes, a combination of seeding racks, an adjustment box for plant spacing, assembly of seed boxes, and an anti-overhead device. Frame welding, combination of earth-covering shares, combination of pressing wheels, combination of ground wheels, combination of openers, and transmission system. When the machine is working, the power comes from the ground wheels and is transmitted to each power component through the transmission system; the machine is moving forward At this time, the opener combination component completes the excavation process of the furrow, the fertilizer box combination component then sprinkles the fertilizer into the furrow, and then the seed box assembly component sows the potato seeds. The plant spacing is controlled by the plant spacing adjustment box, and finally the soil cover Combined to complete the operation of soil cultivation, so far the entire operation of fertilizing and sowing potatoes is completed; the potato fertilizing planter has the characteristics of high production efficiency, low labor intensity, compact structure, and convenient movement.

A potato planter comprises a rack, a fertilizer box arranged on the rack, a fertilizer discharger arranged in the fertilizer box, a fertilizer box transmission device, a seed material box, a seed discharging device arranged in the seed material box, and a seed material box transmission device, a water tank, a water pipe, a ground wheel, a furrowing device and a soil covering disk. The furrowing device is located below the seed discharging device of the seed material box. The furrowing device comprises furrowing plates which include the pointed plate in the middle and the two soil expanding plates, wherein the pointed plate is divided into a left pointed plate body and a right pointed plate body which are welded on a front side line, and soil entering pointed ends are welded to the soil entering front ends of the left pointed plate body and the right pointed plate body; the two soil expanding plates are located on the two sides of the left pointed plate body and the right pointed plate body which are welded together, the soil expanding plates are used for expanding furrows and increasing the furrowing width, convex points are evenly distributed on panels, making contact with soil, of the soil expanding plates and the pointed plate bodies, and the panels of the pointed plate bodies and the panels of the soil expanding plates are each provided with three water passing grooves from top to bottom. The water pipe led out of the water tank is connected with the water passing grooves.

The invention relates to a pressure-bar type seeder for a potato seeder, comprising a support box, a vertical pressure rod, a shaft sleeve, a left connecting rod, a right connecting rod, a left sliding plate, a right sliding plate, a guide shaft and a sliding plate frame. The front and rear sides are symmetrically welded with two front and rear skateboard frames. The support box is located in the middle of the front and rear skateboard frames. The left and right slide plates are symmetrically arranged between the front and rear two skateboard frames. The vertical pressure rod is fixed to the support box through the shaft sleeve. On the front side of the vertical pressure rod, the lower end of the vertical pressure rod is hinged with the upper end of the left link and the right link through the shaft pin. The left skateboard and the right skateboard slide left and right. The beneficial effects of the invention are that the structure is reasonable, the manufacture is easy, the installation is convenient, the service life is long, and the material is automatically unloaded, so that all the sown potato sprouts can face upwards, which is beneficial to the growth of potatoes.

The invention relates to the field of agricultural machinery, and especially relates to a potato planter capable of forming inverted-W type ridges, conducting fertilization, conducting film mulching and covering all film surfaces with soil. The planter comprises a suspension frame, a machine frame, a fertilizer box, a fertilization shovel, a furrower, a power transmission shaft, a land wheel, a large chain wheel, a land wheel chain, a small chain wheel, a ridge forming round plate, an inverted-W type ridge forming shovel, a board chain conveyor belt, a conveyor belt chain, a seed throwing frame, a membrane spreading frame, a membrane edge pressing wheel, a punching membrane-pressing wheel, a conveyor belt chain wheel, a full-membrane-surface soil-spreading flow dividing groove, a membrane-edge soil-spreading round plate, a seed taking chain, a seed protection tank, a seed taking chain wheel, a seed taking spoon, a potato planting box, a gearbox, and a gearbox chain wheel; and the fertilizer box is arranged on the machine frame, the right end of the fertilizer box is provided with the seed protection tank, the right end of the seed protection tank is provided with the potato planting box, the right end of the ridge forming round plate is provided with the inverted-W type ridge forming shovel, the lower end of the board chain conveyor belt is provided with the membrane spreading frame, the right end of the membrane spreading frame is provided with the punching membrane-pressing wheel and the membrane-edge pressing wheel, and the right end of the membrane-edge pressing wheel is provided with the full-membrane-surface soil-spreading flow dividing groove and the membrane-edge soil-spreading round plate.

The invention discloses a potato slicing mechanism applied to a potato planter. The potato slicing mechanism comprises an enclosure (2), wherein a hopper (1) communicated with the inner part of the enclosure (2) is arranged on the upper top surface of the enclosure (2); the enclosure (2) is of an integrally hollow cylindrical structure; a discharging opening (3) is formed in one end of the enclosure (2); a driving shaft (4) concentric to the enclosure (2) is arranged inside the enclosure (2); two sides of the driving shaft (4) are respectively and axially provided with guide sliding chutes (5); positioning sliding chutes (6) are formed in the outer side faces of the guide sliding chutes (5); guide sliding blocks (7) which are in clearance sliding fit with the guide sliding chutes (5) are arranged in the guide sliding chutes (5). The potato slicing mechanism disclosed by the invention can be directly arranged on existing planting equipment, so as to avoid the seed leaking phenomenon ofunsmooth discharging; in addition, the cutting size of potato seed tubers can be adjusted according to the sizes of seed potatoes.

The invention discloses a potato planting machine. The potato planting machine comprises a planting machine chassis, a power transmission mechanism, a fertilization mechanism, a sowing mechanism and a film covering mechanism, wherein the chassis is used for providing support to other parts; walking wheels are arranged at the lower part of the chassis; a planting machine handle is mounted at the rear end part of the chassis; a clutch and an accelerator switch on the handle are used for controlling the starting and the stopping, and a sowing speed of the planting machine; the power transmission mechanism is fixedly arranged on the chassis and is located behind the sowing mechanism; the fertilization mechanism is mounted in front of the sowing mechanism; the film covering mechanism is located behind the chassis; the film covering mechanism is used for covering a mulching film after the sowing. The planting machine utilizes an independent gasoline engine to be matched with a speed reducer to provide power to each mechanism and the power is not provided by a tractor or other farm-oriented machines; sowing row spacing is reasonably arranged according to local weathers and soil properties and is not limited by wheel spaces of other machines; the fertilization mechanism, the sowing mechanism and the film covering mechanism of the planting machine can be used for finishing fertilization, sowing and film covering one time to realize compound work; the production efficiency is improved and the cost is saved.

A potato planting machine comprises a rack, a fertilizer box arranged on the rack, a fertilizer discharging device, a fertilizer box transmission device, a seed bin, a seed discharging device, a seed bin transmission device, a water tank, a water pipe, ground wheels, a furrow opener and a soil covering disk. The fertilizer discharging device and the fertilizer box transmission device are arranged in the fertilizer box. The seed discharging device and the seed bin transmission device are arranged in the seed bin. The furrow opener is located below the seed discharging device of the seed bin and comprises furrowing plates. The furrowing plates comprise two parts, wherein the left middle pointed plate and the right middle pointed plate serve as one part and are welded at the front edge line, soil inlet pointed ends are welded to the front soil inlet ends of the left pointed plate and the right pointed plate, the two soil expanding plates serve as the other part and are located on the two sides of the left pointed plate and the right pointed plate welded to the left pointed plate, the soil expanding plates are used for expanding an opened furrow, protruding points are evenly distributed on the face plates, making contact with soil, of the soil expanding plates and the pointed plates, three water passing grooves are formed in the face plate of each pointed plate from top to bottom, three water passing grooves are formed in the face plate of each soil expanding plate from top to bottom, and the water pipe led out of the water tank is connected with the water passing grooves.

The invention relates to a crawler belt type potato planter. The potato planter includes a seeder and a driving mechanism and is characterized in that the driving mechanism and the seeder are mountedon a chassis, the driving mechanism comprises crawler belts, the surfaces of the crawler belts are provided with antiskid ribs, and crawler belt transmission tooth wheels are mounted on the seeder andare in cooperative transmission with the antiskid ribs. The driving mechanism includes an engine, and the engine controls the movement of the crawler belts and hillers. Wheel belts drive a gear, therotation cannot be influenced by the humidity conditions of land, the potato planter is suitable for walking in various terrains, the crawler belt type contact area is large, the subsidence is reduced, the straightness is high, a machine runs more stably, and the seeder and the crawler belts are synchronized.

A pick assembly for picking potatoes from a supply in a potato planter and moving them to a discharge position includes an arm that supports a plurality of picks that will engage the potatoes. The arm is mounted on a rotating wheel, and the picks are held in the arm with gently tapered bores in the arm and mating gently tapered conical surfaces on the pick that seat together when the pick is installed in the arm. The picks are maintained under axial compression loads to force the mating tapered surfaces together during use.

Potato planter ridge profiling device, including two square frames arranged side by side, at least two lifting lugs are arranged side by side under one end of the frame, the lifting lugs are set in pairs, and a U-shaped adjustment seat is also set under the frame , There is a gap between the adjustment seat and the bottom surface of the frame. The bottom of the adjustment seat is vertically provided with a bolt whose upper end extends into the gap. The lower end is connected with the width adjustment slot of the plow arm which can move up and down along the positioning pin. The positioning pin is covered with a spring whose lower end contacts the width adjustment slot of the plow arm. The plow arm is installed on the width adjustment slot of the plow arm. One end passes through the gap between the adjustment seat and the frame, stretches between the two lifting lugs arranged in pairs, and is connected with the two lifting lugs, and the plow arm can rotate around the pin. The ridge profiling device of the invention can follow the profile according to the change of the shape of the ground surface, improves the ridge quality and the stability of the complete machine operation, and has a simple structure and strong adaptability.

The invention discloses a seed metering device for a potato planting machine, and the device belongs to the field of farmland planting machinery and equipment. The key points of the technical scheme are as follows: the device moves forward, as a driving ring gear wheel can rotate clockwise when contacting the ground, a planetary pinion gear set meshes inside is driven to rotate clockwise along with the driving ring gear wheel, the planetary gear set meshes with the tooth part on the outer side of a central rotating wheel at the center to form a speed change mechanism; and the rotation speed ofthe planetary pinion gear set is slowed down by counterclockwise rotation of the central rotating wheel, and the rotation speed of the planetary pinion gear set is accelerated by clockwise rotation of the central rotating wheel, so as to adjust the rotation speed of a seed metering wheel fixedly connected at the left end of the planetary pinion gear set, and to further adjust the frequency of potato seeds falling from a hemispherical seed groove on the lower side of the seed metering wheel, so that the control of the seed metering spacing is achieved. Compared with the traditional mode, the device has more convenient control of the seed metering spacing and flexible adjustable seed metering spacing, and does not need to replace the modularized seed metering plate to adjust the spacing.

The invention relates to the technical field of agricultural machinery, in particular to a high-survival-rate potato planter seeder. The high-survival-rate potato planter seeder comprises a seeding vehicle, an electric push rod and a motor, wherein a sludge box is fixedly installed at the left end of the seeding vehicle; a sludge wrapping mechanism is arranged in the middle of the sludge box; the sludge wrapping mechanism comprises a rotating sleeve rod, a mounting rod, a box base, a clamping groove, a sliding block, a connecting rod, a cover, a spring, a fixed inserting rod and a cam; and the middle of the sludge box is movably connected with the rotating sleeve rod through a bearing. The seeder is provided with the sludge box, the sludge wrapping mechanism, a discharging mechanism, a dry soil box, an installation limiting plate, a potato conveying mechanism and a conveying mechanism; the surfaces of potatoes are wrapped with sludge firstly, and then moisture in the sludge is diluted by the potatoes through dry soil, so that the skins and emerged tender shoots of the potatoes are better protected; and the sludge is buried in the soil and can also provide certain moisture and nutrition for the potatoes, so that the survival rate of the potatoes is increased, and the yield of the potatoes planted by a potato planter is increased.

A universal type seed elevator of potato cultivator, which overcome the deficiency of high reseeding rate and high leakage sowing rate of existing potato cultivator. A set of metering scoop is zigzag arranged in equal distance at elevator belt. Scoop handle is between metering scoop and elevator belt (elevator chain) and installed with seed-clearing needle at lower part near the elevator belt (elevator chain).