CN215222960U - No-tillage seeder - Google Patents

Abstract

A no-tillage planter is provided with a soil covering device, a press wheel frame, a press wheel, an earth covering device seat, a seeding body, a seed and fertilizer box, a parallel four-bar mechanism, an upper suspension bracket, a U-shaped clamp, a lower suspension plate, a driving wheel assembly, a no-tillage share, a seeding furrow opener, a cross beam and a hanging pin; the seeding machine is characterized in that an upper suspension rack is arranged at the middle upper part of a cross beam, two lower suspension plates are symmetrically arranged at the lower part of the cross beam, a U-shaped clamp is connected with a parallel four-bar mechanism through nuts, a driving wheel assembly is arranged at the front part of a seeding body and consists of a driving shaft and a left driving wheel and a right driving wheel, a seed and fertilizer discharging wheel assembly with adjustable discharge capacity is arranged at the rear part of the seeding body, the left driving wheel and the right driving wheel rotate to drive the driving shaft to rotate during seeding, the driving shaft drives a seed and fertilizer discharging shaft to rotate through gears, the seed and fertilizer discharging shaft drives the seed and fertilizer discharging wheel assembly with adjustable discharge capacity to rotate, a seed and fertilizer box is arranged on the seeding body, an earth covering machine seat is arranged at the rear lower part of the seeding body and used for hanging a soil covering machine and a press wheel frame, and a press wheel is arranged on the press wheel frame.

Description

No-tillage seeder

Technical Field

The invention relates to a no-tillage planter, belonging to agricultural machinery.

Background

The existing seeder can not realize no-tillage seeding, precision fertilizer application, no rolling, no operation on sloping fields without a profiling mechanism, and after the seeding of operation land blocks, the existing seeder needs to manually roll and press, pull seedlings and topdressing in seedling stage, and has the defects of seed waste, fertilizer waste, labor waste and poor adaptability.

Disclosure of Invention

The invention aims to provide a no-tillage planter for overcoming the defects of the background technology, which realizes the operation of no-tillage planting, precision seeding, precision fertilizing, compacting and sloping fields by arranging a no-tillage share on a front vertical rod, adopting a discharge capacity adjustable seed and fertilizer discharging wheel assembly, arranging a compacting wheel at the back of a seeding body, arranging a seed and fertilizer box on the seeding body and arranging a parallel four-bar mechanism in front of the seeding body.

The invention is realized by the following steps: the device is provided with a soil covering device, a press wheel frame, a press wheel, an earth covering device seat, a seeding body, a seed and fertilizer box, a parallel four-bar mechanism, an upper suspension bracket, a U-shaped clamp, a lower suspension plate, a driving wheel assembly, a no-tillage share, a seeding furrow opener, a cross beam and a hanging pin; the middle upper part of the cross beam is provided with an upper suspension rack, the lower part of the cross beam is symmetrically provided with two lower suspension plates, the lower suspension plates are provided with hanging pins, U-shaped clamps are uniformly distributed on the cross beam and connected with a parallel four-bar mechanism through nuts, the parallel four-bar mechanism consists of a front vertical bar, a rear vertical bar, an upper parallel bar, a lower parallel bar, a limit pull rod, a pin shaft and a connecting disc, the connecting disc is provided with the U-shaped clamps, the pin shaft is used for connecting the upper parallel bar and the lower parallel bar with the front vertical bar, the rear vertical bar and the limit pull rod, the limit pull rod is connected along the diagonal direction, the lower end of the limit pull rod can rotate around the pin shaft, the upper end of the limit pull rod is provided with a barb, and the barb plays a limiting role on the pin shaft when the machine is lifted; the lower part of the front vertical rod is provided with a no-tillage share, the lower part of the rear vertical rod is provided with a sowing furrow opener, the rear part of the rear vertical rod is provided with a sowing body, the front part of the sowing body is provided with a driving wheel assembly, the driving wheel assembly consists of a driving shaft and a left driving wheel and a right driving wheel, the rear position of the sowing body is provided with a discharge capacity adjustable seed and fertilizer discharging wheel assembly, the left driving wheel and the right driving wheel rotate to drive the driving shaft to rotate during sowing, the driving shaft drives a seed discharging shaft to rotate through a gear, the seed discharging shaft drives the discharge capacity adjustable seed and fertilizer discharging wheel assembly to rotate, the left half circumference of the discharge capacity adjustable seed and fertilizer discharging wheel assembly is uniformly provided with outer grooves with adjustable length for discharging fertilizer, the right half circumference of the discharge capacity adjustable seed and fertilizer is uniformly provided with adjustable holes for discharging seed, a seed fertilizer box is arranged on the sowing body and consists of a shell, an upper cover and a partition board, the left side of the partition board is the chemical fertilizer box, and the right side of the partition board is the seed box; the rear lower part of the seeding body is provided with an earth covering device seat, the earth covering device seat is connected with the seeding body through a bolt, the middle part of the earth covering device seat is provided with a hanging shaft for hanging an earth covering device and a press wheel frame, the press wheel frame is provided with a press wheel, a limiting rod is arranged below the earth covering device seat and used for limiting the earth covering device and the press wheel frame to swing downwards when the machine tool is lifted; during sowing operation, the upper suspension rack is connected with a central pull rod of a tractor, the two lower suspension plates are respectively connected with two lower suspension plates of the tractor, seeds and chemical fertilizer are respectively added into a seed fertilizer box, the tractor drives the whole tractor to move forwards, a no-tillage share cultivates white stubbles which are not ploughed, a sowing furrow opener digs a sowing furrow on the no-tillage furrow ploughed and tidied ground, a left driving wheel and a right driving wheel rotate to drive a discharge capacity adjustable seed and fertilizer discharging wheel assembly to rotate, the seeds are precisely sowed at a right position in the furrow just digged by the sowing furrow opener and the chemical fertilizer is applied at a left position in the furrow; the soil covering device covers soil with proper thickness on seeds and chemical fertilizers in the ditches, the press wheels roll in the furrows to press the soil on the seeds and the chemical fertilizers, and a tractor hydraulic system lifts the whole machine after the seeds and the chemical fertilizers reach the ground, so that the whole sowing process is completed.

Compared with the background technology, the invention has the following advantages: firstly, seeds, labor and chemical fertilizers are saved, and the adaptability is good; secondly, the environment is protected, the structure is simple, and the use is convenient.

Drawings

Fig. 1 is a front view of the structural principle of the present invention.

Fig. 2 is a schematic plan view of the structure of the present invention.

Detailed Description

The invention will be further described by way of example with reference to the accompanying drawings in which: as shown in fig. 1 and 2, an upper suspension rack 8 is arranged at the middle upper part of a cross beam 14, two lower suspension plates 10 are symmetrically arranged at the lower part of the cross beam 14, a hanging pin 15 is arranged on each lower suspension plate 10, U-shaped clamps 9 are uniformly distributed on the cross beam 14, the U-shaped clamps 9 are connected with a parallel four-bar mechanism 7 through nuts, the parallel four-bar mechanism 7 consists of a front vertical bar, a rear vertical bar, an upper parallel bar, a lower parallel bar, a limit pull rod, a pin shaft and a connecting disc, the connecting disc is provided with the U-shaped clamps 9, the pin shaft is used for connecting the upper parallel bar and the lower parallel bar with the front vertical bar, the rear vertical bar and the limit pull rod, the limit pull rod is connected along the diagonal direction, the lower end of the limit pull rod can rotate around the pin shaft, the upper end of the limit pull rod is provided with a barb, and the barb hooks on the pin shaft to limit during lifting of a machine tool; a no-tillage share 12 is arranged at the lower part of the front vertical rod, a seeding furrow opener 13 is arranged at the lower part of the rear vertical rod, a seeding body 5 is arranged at the back of the rear vertical rod, the front part of the seeding body 5 is provided with a driving wheel assembly 11, the driving wheel assembly 11 consists of a driving shaft and a left driving wheel and a right driving wheel, a seed and fertilizer discharging wheel assembly with adjustable discharge capacity is arranged at the rear position of the seeding body 5, the left and right driving wheels rotate to drive the driving shaft to rotate during seeding, the driving shaft drives the seed discharging shaft to rotate through a gear, the seed discharging shaft drives the seed and fertilizer discharging wheel assembly with adjustable discharge capacity to rotate, the left half circumference of the discharge capacity adjustable seed and fertilizer discharging wheel assembly is evenly provided with an outer groove with adjustable length for discharging fertilizer, the right half circumference is evenly provided with a nest hole with adjustable size for discharging seeds, a seed fertilizer box 6 is arranged on the seeding body 5, the seed fertilizer box 6 consists of a shell, an upper cover and a partition plate, the chemical fertilizer box is arranged on the left side of the partition plate, and the seed box is arranged on the right side of the partition plate; the rear lower part of the seeding body 5 is provided with an earthing device seat 4, the earthing device seat 4 is connected with the seeding body 5 through a bolt, the middle part of the earthing device seat 4 is provided with a hanging shaft for hanging the soil covering device 1 and the press wheel frame 2, the press wheel frame 2 is provided with a press wheel 3, a limiting rod is arranged below the earthing device seat 4, and the limiting rod is used for limiting the earthing device 1 and the press wheel frame 2 to swing downwards when the machine tool is lifted; during sowing operation, the upper suspension rack 8 is connected with a central pull rod of a tractor, the two lower suspension plates 10 are respectively connected with the two lower suspension plates of the tractor, seeds and chemical fertilizer are respectively added into the seed fertilizer box 6, the tractor drives the whole machine to move forwards, the no-tillage share 12 cultivates the white stubble land which is not ploughed and cleaned, the sowing furrow opener 13 opens sowing furrows on the ground which is ploughed and cleaned by the no-tillage share 12, the left and right driving wheels rotate to drive the discharge capacity adjustable seed and fertilizer discharging wheel assembly to rotate, the seeds are sowed on the right side in the furrows just opened by the sowing furrow opener 13 in a precision quantity, and the chemical fertilizer is applied on the left side in the furrows; the soil covering device 1 covers the seeds and the chemical fertilizers in the ditches with soil with proper thickness, the press wheels 3 roll in the furrows to press the soil on the seeds and the chemical fertilizers, and a tractor hydraulic system lifts the whole machine after reaching the ground, so that the whole sowing process is completed.

Claims (1)

1. A no-tillage planter is provided with a soil covering device, a press wheel frame, a press wheel, an earth covering device seat, a seeding body, a seed and fertilizer box, a parallel four-bar mechanism, an upper suspension bracket, a U-shaped clamp, a lower suspension plate, a driving wheel assembly, a no-tillage share, a seeding furrow opener, a cross beam and a hanging pin; the lifting device is characterized in that an upper hanging rack is arranged at the middle upper part of a cross beam, two lower hanging plates are symmetrically arranged at the lower part of the cross beam, hanging pins are arranged on the lower hanging plates, U-shaped clamps are uniformly distributed on the cross beam and connected with a parallel four-bar mechanism through nuts, the parallel four-bar mechanism consists of a front vertical bar, a rear vertical bar, an upper parallel bar, a lower parallel bar, a limiting pull rod, a pin shaft and a connecting disc, the connecting disc is provided with the U-shaped clamps, the pin shaft is used for connecting the upper parallel bar and the lower parallel bar with the front vertical bar, the rear vertical bar and the limiting pull rod, the limiting pull rod is connected along the diagonal direction, the lower end of the limiting pull rod can rotate around the pin shaft, the upper end of the limiting pull rod is provided with a barb, and the barb hook plays a limiting role on the pin shaft when the machine is lifted; the lower part of the front vertical rod is provided with a no-tillage share, the lower part of the rear vertical rod is provided with a sowing furrow opener, the rear part of the rear vertical rod is provided with a sowing body, the front part of the sowing body is provided with a driving wheel assembly, the driving wheel assembly consists of a driving shaft and a left driving wheel and a right driving wheel, the rear position of the sowing body is provided with a discharge capacity adjustable seed and fertilizer discharging wheel assembly, the left driving wheel and the right driving wheel rotate to drive the driving shaft to rotate during sowing, the driving shaft drives a seed discharging shaft to rotate through a gear, the seed discharging shaft drives the discharge capacity adjustable seed and fertilizer discharging wheel assembly to rotate, the left half circumference of the discharge capacity adjustable seed and fertilizer discharging wheel assembly is uniformly provided with outer grooves with adjustable length for discharging fertilizer, the right half circumference of the discharge capacity adjustable seed and fertilizer is uniformly provided with adjustable holes for discharging seed, a seed fertilizer box is arranged on the sowing body and consists of a shell, an upper cover and a partition board, the left side of the partition board is the chemical fertilizer box, and the right side of the partition board is the seed box; the back lower part of the seeding body is provided with an earth covering device seat, the earth covering device seat is connected with the seeding body through a bolt, the middle part of the earth covering device seat is provided with a hanging shaft for hanging an earth covering device and a press wheel frame, the press wheel frame is provided with a press wheel, a limiting rod is arranged below the earth covering device seat, and the limiting rod is used for limiting the earth covering device and the press wheel frame to swing downwards when the implement is lifted.

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