CN211064086U - Novel rape seeder - Google Patents

Abstract

The utility model discloses a novel rape seeder, which comprises a power mechanism, a rotary tillage mechanism and a rape seeding mechanism, wherein the power mechanism is connected with the rotary tillage mechanism and drags a rotary cultivator to move; the power mechanism and the rape sowing mechanism are synchronized through the GPS synchronous motion system, so that the sowing distance of the rape sowing mechanism is ensured.

Description

Novel rape seeder

Technical Field

The utility model relates to the field of agricultural machinery, concretely relates to novel rape seeder.

Background

The existing rape seeding is mainly carried out in a machine seeding mode, more equipment for seeding the rape is also available in the market, and the existing rape seeding equipment has more defects; in the sowing process, the power mechanism and the sowing mechanism are not synchronous (the sowing mechanism is driven by independent power), so that the inconsistent line spacing of rape seeds is easy to generate in the sowing process, meanwhile, when the power mechanism backs up, the repeated sowing result exists, and the conventional synchronous power mechanism needs to lead the power in the power mechanism to the sowing machine, so that the power mechanism (namely, a power leading-out mechanism is added to the tractor, and the cost of the equipment is increased undoubtedly); secondly, a power system of the sowing mechanism is complex, and when the sowing mechanism is driven, fertilizer in the fertilizer box falls onto the power system, so that the power system is corroded, frequent maintenance is required, and the maintenance cost is increased undoubtedly; thirdly, through fixing whole rape seeding system on the rotator frame, this rotary cultivator can only carry out the effect of rotary tillage and rape seeding like this, and the function is more single like this.

Disclosure of Invention

The utility model discloses a novel rape seeder, be convenient for guarantee rape seeder and tractor synchronous working in the seeding, the transmission system of this mechanism is simple and transmission system is located the both sides of can fertilizer simultaneously, can not produce the condition that fertilizer corrodes transmission system like this, is simultaneously for dismantling at rape seeding equipment and rotary cultivator, and the usage of rotary cultivator is wider like this.

In order to achieve the above purpose, the utility model discloses a scheme: the utility model provides a novel rape seeder, includes, power unit, rotary tillage mechanism and rape sowing mechanism, and power unit is connected with rotary tillage mechanism and power unit drags the rotary cultivator to move, is provided with rape sowing mechanism on the rotary cultivator, is provided with independent driving system at rape sowing mechanism, and independent driving system is used for driving rape sowing mechanism to move, is provided with GPS synchronous motion system on independent driving system and rape sowing mechanism, comes to make driving mechanism and rape sowing mechanism synchronous motion through GPS synchronous motion system.

Preferably, the GPS synchronous motion system comprises a GPS positioning component and a controller, the GPS positioning component is fixed on the power mechanism/rotary tillage mechanism/rape seeding mechanism, the GPS positioning component is connected with the controller, the controller is connected with the independent power system, and the speed of the independent power system is controlled by the controller.

Preferably, the independent power system comprises a stepping motor, a gearbox and a power output assembly, wherein the stepping motor is connected with the controller, a power output shaft of the stepping motor is connected with the gearbox through chain transmission and transmits power, the power output shaft extends out of the gearbox and is connected with the rape seeding mechanism, and the power output shaft of the stepping motor is connected with the fertilizing rotating shaft through chain transmission and transmits power.

Preferably, the stepping motor is fixed on one side of the rape sowing mechanism, and the power output shaft extends into the other side of the rape sowing mechanism from the side of the rape sowing mechanism provided with the stepping motor.

Preferably, the rape sowing mechanism comprises a fertilizer blanking assembly and a rape seed blanking assembly, the fertilizer blanking assembly comprises a fertilizer hopper, fertilizer blanking pipes and a fertilizer blanking amount module, wherein a plurality of discharge holes arranged in rows are formed in the bottom of the fertilizer hopper, a plurality of fertilizer blanking pipes are fixed at the bottom of the fertilizer hopper, each fertilizer blanking pipe corresponds to each discharge hole one by one and are communicated with the discharge holes of the fertilizer blanking pipes, the fertilizer blanking amount module is arranged on each fertilizer blanking pipe, and the fertilizer blanking amount modules are connected with the same fertilization rotating shaft; rape seed unloading subassembly includes that the seed is fought, the seed is hopper volume module and is arranged the material pipe down, and wherein the seed is fought for a plurality of and a plurality of seeds, and every seed is fought the below and is provided with the seed and hopper volume module down, and hopper volume module and same root power output shaft are connected and power transmission under a plurality of seeds, and the exit linkage of hopper volume module has row material pipe under every seed.

Preferably, the rotary tillage mechanism is detachably connected with the rape seeding mechanism, a plurality of male tenons/female tenons are fixed at the top of the rotary tillage mechanism, female tenons/male tenons matched with the rotary tillage mechanism are arranged at the bottom of the rape seeding mechanism, and a bolt is inserted at the joint of the rotary tillage mechanism and the rape seeding mechanism to fix the male tenons and the female tenons.

Preferably, a sliding insert plate is arranged at each discharge hole of the fertilizer hopper, and the discharge holes are sealed by the insert plates.

Preferably, a contact switch is arranged at the joint of the power mechanism and the rotating mechanism, the contact switch is connected with the stepping motor, and when the power mechanism lifts the rotating mechanism, the stepping motor stops working after the rotating mechanism contacts the contact switch.

Preferably, the tail part of the rotary tillage mechanism is hinged with a scraper, a sleeve for fixing the bottom of each blanking pipe is arranged on the scraper, the discharging pipes are inserted into the sleeves, the bottom of each sleeve extends downwards and is lower than the scraper, and an elastic buffer component is arranged between the rotary tillage mechanism and the scraper.

Preferably, the elastic buffer component comprises a guide rod, a spring and a sliding sleeve, wherein one end of the guide rod is hinged on the scraper, the sliding sleeve is hinged on the rotary tillage mechanism, the guide rod is inserted into the sliding sleeve, and the spring is sleeved on the guide rod between the sliding sleeve and the scraper.

Compared with the prior art, the utility model has the advantages of: 1. the power mechanism and the rape sowing mechanism are synchronized through the GPS synchronous motion system, so that the sowing distance of the rape sowing mechanism is ensured; 2. the arranged independent power system can drive the rape seeding mechanism, and meanwhile, the independent power system is arranged on two sides of the rape seeding mechanism, so that the power mechanism is not easily corroded by fertilizer; 3. the fertilizer feeding hopper quantity module and the seed feeding hopper quantity module are synchronously driven through the power output shaft, so that the quantitative feeding of the fertilizer and the seeds is completed; 4. the rotary tillage mechanism is detachably connected with the rape seeding mechanism, so that the equipment has wide application range; 5. the arranged sleeve can fix the bottom of the blanking pipe and can mark scratches for sowing on the ground; 6. the arranged contact switch stops the work of the stepping motor when the power mechanism lifts the rotary tillage mechanism; 7. the elastic buffer component can press the scraper to ensure the smoothness of the ground.

Drawings

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

FIG. 2 is a schematic view of the utility model of the cooperation between the rotary tillage mechanism and the rape seeding mechanism.

FIG. 3 is a front view of the rotary tillage mechanism and the rape seeding mechanism of the utility model.

Fig. 4 is a schematic diagram of the independent power system and the rape seeding mechanism of the utility model.

Fig. 5 is a schematic view of the fertilizer blanking assembly of the present invention.

Fig. 6 is a schematic view of the rape seed blanking assembly of the utility model.

Fig. 7 is a schematic view of the rotary tillage mechanism and the scraper blade of the present invention.

The device comprises a power mechanism 1, a contact switch 1.1, a rotary tillage mechanism 2, a rape seeding mechanism 3, a fertilizer discharging component 3.1, a fertilizer hopper 3.11, a fertilizer hopper 3.12, a discharging hole 3.13, an inserting plate 3.14, a fertilizer discharging pipe 3.15, a fertilizer discharging hopper quantity module 3.16, a fertilizer rotating shaft 3.2, a rape seed discharging component 3.21, a seed hopper 3.22, a seed discharging hopper quantity module 3.23, a discharging pipe 3.24, a power output shaft 4, a GPS synchronous motion system 4.1, a GPS positioning component 4.2, a controller 5, an independent power system 5.1, a stepping motor 5.2, a gearbox 6, a scraper blade 6.1, a sleeve 6.2, an elastic buffer component 6.3, a guide rod 6.4, a spring 6.5, a sliding sleeve 7, a male tenon 8, a female connector 9 and a plug pin.

Detailed Description

The present invention will now be further elucidated with reference to the accompanying drawings.

As shown in fig. 1-7, a novel rape seeder comprises a power mechanism 1, a rotary tillage mechanism 2 and a rape seeding mechanism 3, wherein the power mechanism 1 is connected with the rotary tillage mechanism 2, the power mechanism 1 drags the rotary tillage mechanism to move (the power mechanism 1 is connected with the rotary tillage mechanism 2 through a suspension arm, a hydraulic cylinder for lifting the height of the rotary tillage mechanism 2 is arranged on the suspension arm, the rotary tillage mechanism 2 is pulled to move through the suspension arm, the power mechanism 1 is a tractor, the rotary tillage mechanism 2 is lifted through the hydraulic cylinder, the connection mode of the power mechanism 1 and the rotary tillage mechanism 2 is a conventional technology), the rape seeding mechanism 3 is arranged on the rotary cultivator, the rape seeding mechanism 3 is dragged to move forward through the rotary tillage mechanism 2, seeding is carried out when the rape seeding mechanism 3 moves forward, the rape is automatically seeded, the rape seeding mechanism 3 is provided, independent driving system 5 is used for driving rape sowing mechanism 3 motion, need reequip power unit 1 like this, be provided with GPS synchronous motion system 4 on independent driving system 5 and rape sowing mechanism 3, come to make driving mechanism 1 and rape sowing mechanism 3 synchronous motion through GPS synchronous motion system 4, when guaranteeing rape sowing mechanism 3's seeding like this, even the speed of tractor changes the back, the interval between the seed can not change, the cost is lower simultaneously, need not reequip rotary cultivator and tractor.

The GPS synchronous motion system 4 comprises a GPS positioning component 4.1 and a controller 4.2, the GPS positioning component 4.1 is fixed on the rotary tillage mechanism 2 through bolts, the GPS positioning component 4.1 is mainly fixed on the rape seeding mechanism 3 through a bolt fastening mode (so that the length of a connecting line can be reduced), the moving speed of a tractor is detected through the GPS positioning component 4.1 (the moving speed is consistent with the principle of map navigation, the speed is obtained through position difference based on a GPS high-precision positioning result, the model of the GPS positioning instrument is Z L K-T600), the GPS positioning component 4.1 is connected with the controller 4.2 (the controller 4.2 is a single chip microcomputer 89-C51) through a conducting wire, so that the GPS positioning component 4.1 feeds detected speed information back to the controller 4.2 in time, the controller 4.2 is connected with the independent power system 5, the controller 4.2 converts a digital quantity into an analog quantity, the speed of the independent power system 5 is controlled through the controller 4.2 through the analog quantity for the independent power system 5, and the independent power system 5 is used for driving a seed fertilizing and seeding mechanism.

The independent power system 5 comprises a stepping motor 5.1, a gearbox 5.2 and a power output component 5.3, wherein the stepping motor 5.1 is connected with a controller 4.2, the stepping motor 5.1 is fixed on the right side of the rape sowing mechanism 3 in a bolt fastening mode, a power output shaft 3.24 of the stepping motor 5.1 is connected with the gearbox 5.2 through chain transmission, a power output shaft 3.24 extends out of the gearbox 5.2 and the power output shafts 3.24 are both connected with the rape sowing mechanism 3, the controller 4.2 controls the rotating speed of the stepping motor 5.1, the stepping motor 5.1 inputs power into the gearbox for speed change, the speed change is carried out through the gearbox, so that the power output shaft 3.24 outputs different rotating speeds, the rotating speed adjustment of the power input shaft is realized, a rotating shaft 3.16 is arranged between the power output shaft 3.24 of the stepping motor 5.1 and the gearbox 5.2 (two ends of the fertilizer rotating shaft 3.16 are fixed on the rape sowing mechanism 3 through bearings), the fertilizer rotating shaft 3.16 is connected with the rape seeding mechanism 3, a specific component on the rape seeding mechanism 3 is driven to work through the fertilizer rotating shaft 3.16, chain transmission is adopted between the fertilizer rotating shaft 3.16 and the stepping motor 5.1 (a gear is fixed on an output shaft of the stepping motor 5.1 in a welding mode, a gear is fixed on the fertilizer rotating shaft 3.16 in a welding mode, the gear on the fertilizer rotating shaft 3.16 and an output shaft of the motor are in meshing transmission with the same chain), chain transmission is adopted between the fertilizer rotating shaft 3.16 and the gearbox 5.2 (the gear is also fixed on the fertilizer rotating shaft 3.16 in a welding mode, the gear is fixed on a power input shaft of the gearbox 5.2 in a welding mode, the structure of the gearbox 5.2 is a conventional technology, namely a transmission purchased on the market, and the gear on the fertilizer rotating shaft 3.16 and the power input shaft of the gearbox 5.2 is in meshing engagement with the same chain), and thus the stepping motor 5.1 is driven first.

The stepping motor 5.1 is fixed on the right side of the rape seeding mechanism 3 in a bolt fastening mode, the power output shaft 3.24 extends out of the right side of the rape seeding mechanism 3 to the left side of the rape seeding mechanism 3, so that a power transmission mechanism does not exist below the fertilizer bucket 3.11 and the seed bucket 3.21, even if the fertilizer corrodes the power output shaft 3.24, the power transmission is still not influenced, frequent maintenance is not needed, and the maintenance cost is reduced.

The rape seeding mechanism 3 comprises a fertilizer blanking component 3.1 and a rape seed blanking component 3.2, the fertilizer blanking component 3.1 comprises a fertilizer hopper 3.11, a fertilizer blanking pipe 3.14 and a fertilizer blanking hopper quantity module 3.15, wherein a plurality of discharge holes 3.12 arranged in rows are formed at the bottom of the fertilizer hopper 3.11, the distance between every two discharge holes 3.12 is consistent, a plurality of fertilizer blanking pipes 3.14 are fixed at the bottom of the fertilizer hopper 3.11 in a bolt fastening mode, each fertilizer blanking pipe 3.14 corresponds to each discharge hole 3.12 one by one, the discharge holes 3.12 of the fertilizer blanking pipe 3.14 are communicated, fertilizer in the fertilizer hopper 3.11 is blanked by the fertilizer blanking pipes 3.14, the fertilizer blanking pipe 3.14 is provided with the fertilizer blanking hopper quantity module 3.15 (namely, the fertilizer blanking pipe 3.14 is divided into two sections, the two sections of fertilizer blanking pipes 3.14 are respectively positioned between the fertilizer hopper and the fertilizer blanking hopper quantity module 3.15, and the tail part of the fertilizer blanking hopper quantity module 3.15, a fertilizer discharging pipe 3.14 is fixed on a feeding hole of the fertilizer discharging amount module 3.15 through a bolt, and meanwhile, the fertilizer discharging pipe 3.14 is also fixed on a discharging hole of the fertilizer discharging amount module 3.15 through a bolt, the fertilizer discharging amount module 3.15 is the prior art of fertilizer sowing (the fertilizer discharging amount module 3.15 comprises a box body and an impeller, the impeller is arranged in the box body, a feeding hole is formed in the top of the box body, a discharging hole is formed in the bottom of the box body, a rotating impeller is arranged in the box body, the edge of the impeller is contacted with the box body), a plurality of fertilizer discharging amount modules 3.15 are connected with the same fertilizer rotating shaft 3.16, the impeller is fixedly connected with the fertilizer rotating shaft 3.16, the impeller is driven to rotate through the fertilizer rotating shaft 3.16, and the equivalent discharging of fertilizer is realized through the rotation of the; the rape seed blanking assembly 3.2 comprises a plurality of seed hoppers 3.21, a plurality of seed blanking hopper quantity modules 3.22 and a discharge pipe 3.23, wherein the seed hoppers 3.21 are a plurality of seed hoppers 3.21, the seed blanking hopper quantity modules 3.22 are fixed below each seed hopper 3.21 in a bolt fastening mode (the seed blanking hopper quantity modules 3.22 are the existing mechanisms during rape sowing, each seed blanking hopper quantity module 3.22 comprises a box body and a sowing wheel, the sowing wheels are in contact with the inner wall of the box body, a plurality of sowing grooves which are arranged at equal intervals are formed in the sowing wheels, the size of the sowing grooves is consistent with that of seeds, when sowing is carried out, the seeds fall into the sowing grooves through rotation of the sowing wheels, a discharge port is formed in the bottom of the box body, the seeds in the sowing grooves fall down through the discharge port), the plurality of seed blanking hopper quantity modules 3.22 are connected with the same power output shaft 3.24 and transmit power, the discharge pipe 3.23.23 is connected with the discharge port of each seed blanking hopper 3.22 in a bolt fastening mode, the seed falls to and arranges the seeding in the material pipe 3.23, and the aforesaid can adjust the interval of seed and fertilizer unloading through adjusting power output shaft 3.24 and step motor 5.1's rotational speed ratio, can adjust through the derailleur like this, when the tractor accelerates or slows down, step motor 5.1 can keep synchronous with the tractor, can guarantee like this that the seeding interval is unchangeable, when needs change the interval, only need adjust the derailleur can.

Be connected for dismantling at rotary tillage mechanism 2 and rape sowing mechanism 3, be fixed with a plurality of public tenons 7 through the welded mode at rotary tillage mechanism 2's top, be fixed with female tenon 8 with rotary tillage mechanism 2 matched with through the welded mode in rape sowing mechanism 3's bottom, public tenon 7 cooperatees with female tenon 8, it is concentric with the through-hole on female tenon 8 that all open at every public tenon 7 and female tenon 8 has the through-hole and per two matched with public tenons 7, it accomplishes public tenon 7 and female tenon 8's fixed to insert bolt 9 in rotary tillage mechanism 2 and rape sowing mechanism 3 junction, when needs the rotary cultivator to realize other functions (like maize seeding, corn seeding etc.), can take off the rape seed seeder and go to install other sowing mechanism.

A sliding insertion plate 3.13 is arranged at each discharging hole 3.12 of the fertilizer hopper 3.11 (an insertion plate 3.13 is arranged on the outer wall of each discharging hole 3.12 of the fertilizer hopper 3.11, the insertion plate 3.13 is attached to the outer wall of the fertilizer hopper 3.11, the bottom of the insertion plate 3.13 is attached to the top of the fertilizer discharging pipe 3.14), the fertilizer can be communicated with the fertilizer discharging pipe 3.14 by drawing away the insertion plate 3.13, the insertion plate 3.13 is inserted between the fertilizer hopper 3.11 and the fertilizer discharging pipe 3.14 to be degraded, the insertion plate 3.13 seals the discharging hole 3.12, so that fertilizer discharging can be prevented, and under the condition that the land is rich, when fertilizer does not need to be discharged, the insertion plate 3.13 can be inserted to limit fertilizer discharging.

The contact switch 1.1 is connected with the rotating mechanism and connected with the power mechanism 1 (the contact switch 1.1 is arranged on the power mechanism 1 above the suspension arm, when the suspension arm rises, the suspension arm touches the contact switch 1.1, at this time, the rotary tillage mechanism 2 does not work, the rape seeding mechanism 3 is required to stop working, the contact switch 1.1 is a travel switch), the contact switch 1.1 is connected with the stepping motor 5.1 through a lead, the starting and stopping of the stepping motor 5.1 are controlled through the contact switch 1.1, when the contact switch 1.1 is not triggered, the stepping motor 5.1 continues working, when the contact switch 1.1 is triggered, when the rotating mechanism is lifted by the power mechanism 1, and after the rotating mechanism contacts the contact switch 1.1, the stepping motor 5.1 stops working, so that the fertilization and the seeding are stopped.

The tail part of the rotary tillage mechanism 2 is hinged with a scraper 6 with the same width as the rotary tillage mechanism 2, a sleeve 6.1 for fixing the bottom of each discharge pipe 3.23 is fixed on the scraper 6 in a welding mode, each discharge pipe 3.23 corresponds to the sleeve 6.1, the discharge pipe 3.23 is inserted into the sleeve 6.1, the bottom of the sleeve 6.1 extends downwards and is lower than the scraper 6, an elastic buffer component 6.2 is arranged between the rotary tillage mechanism 2 and the scraper 6, one end of the elastic buffer component 6.2 is hinged on the scraper 6, the other end of the elastic buffer component 6.2 is hinged on the rotary tillage mechanism 2, the bottom of the scraper 6 is in contact with the ground during working, the version is responsible for leveling the ground after rotary tillage, the elastic buffer component 6.2 is arranged to prevent the scraper 6 from being damaged due to rigid impact when the scraper 6 meets hard objects, and when the ground is leveled, the bottom of the sleeve 6.1 is lower than the bottom of the scraper 6, when the scraper 6 is used for scraping the ground, the sleeve 6.1 marks a groove for sowing on the ground, and the seeds flowing out of the discharge pipe 3.23 fall into the groove, so that the seeds can germinate conveniently.

Elastic buffer unit 6.2 includes guide bar 6.3, spring 6.4 and sliding sleeve 6.5, wherein the one end of guide bar 6.3 articulates on scraper blade 6, sliding sleeve 6.5 articulates on the otic placode, the otic placode is fixed at rotary tillage mechanism 2's afterbody, wherein guide bar 6.3 inserts on sliding sleeve 6.5, it has spring 6.4 to embolia on guide bar 6.3 between sliding sleeve 6.5 and scraper blade 6, when scraper blade 6 meets the hard thing and rises, spring 6.4 compresses, guarantee that scraper blade 6 can not damaged, when strickleing off ground, it has the elasticity of spring 6.4 to press on the scraper blade 6, guarantee that ground scrapes level and smooth.

Claims (10)

1. The utility model provides a novel rape seeder, includes, power unit, rotary tillage mechanism and rape sowing mechanism, and power unit is connected with rotary tillage mechanism and power unit drags the rotary cultivator and moves, is provided with rape sowing mechanism on the rotary cultivator, its characterized in that is provided with independent driving system at rape sowing mechanism, and independent driving system is used for driving rape sowing mechanism and moves, is provided with GPS synchronous motion system on independent driving system and rape sowing mechanism, comes power mechanism and rape sowing mechanism synchronous motion through GPS synchronous motion system.

2. The novel rape seeding machine as claimed in claim 1, wherein the GPS synchronous motion system comprises a GPS positioning component and a controller, the GPS positioning component is fixed on the power mechanism/rotary tillage mechanism/rape seeding mechanism, the GPS positioning component is connected with the controller, the controller is connected with the independent power system, and the speed of the independent power system is controlled through the controller.

3. The novel rape seeding machine as claimed in claim 2, wherein the independent power system comprises a stepping motor, a gearbox and a power output assembly, wherein the stepping motor is connected with the controller, a power output shaft of the stepping motor is connected with the gearbox through chain transmission and transmits power, the power output shaft extends out of the gearbox and is connected with the rape seeding mechanism, and the power output shaft of the stepping motor is connected with the fertilizing rotating shaft through chain transmission and transmits power.

4. The novel rape seeding machine as claimed in claim 1, 2 or 3, wherein the stepping motor is fixed on one side of the rape seeding mechanism, and the power output shaft extends from the side of the rape seeding mechanism provided with the stepping motor to the other side of the rape seeding mechanism.

5. The novel rape seeding machine as claimed in claim 4, wherein the rape seeding mechanism comprises a fertilizer blanking assembly and a rape seed blanking assembly, the fertilizer blanking assembly comprises a fertilizer hopper, a fertilizer blanking pipe and a fertilizer blanking amount module, wherein a plurality of discharge holes arranged in rows are formed in the bottom of the fertilizer hopper, a plurality of fertilizer blanking pipes are fixed at the bottom of the fertilizer hopper, each fertilizer blanking pipe corresponds to each discharge hole one by one and is communicated with the discharge holes of the fertilizer blanking pipe, the fertilizer blanking amount module is arranged on each fertilizer blanking pipe, and the fertilizer blanking amount modules are connected with the same fertilizing rotating shaft; rape seed unloading subassembly includes that the seed is fought, the seed is hopper volume module and is arranged the material pipe down, and wherein the seed is fought for a plurality of and a plurality of seeds, and every seed is fought the below and is provided with the seed and hopper volume module down, and hopper volume module and same root power output shaft are connected and power transmission under a plurality of seeds, and the exit linkage of hopper volume module has row material pipe under every seed.

6. The novel rape seeding machine as claimed in claim 5, wherein the rotary tillage mechanism is detachably connected with the rape seeding mechanism, a plurality of male tenons/female tenons are fixed at the top of the rotary tillage mechanism, female tenons/male tenons matched with the rotary tillage mechanism are arranged at the bottom of the rape seeding mechanism, and a bolt is inserted at the joint of the rotary tillage mechanism and the rape seeding mechanism to fix the male tenons and the female tenons.

7. The rape seeder as claimed in claim 6, wherein a sliding insert plate is provided at each discharge hole of the hopper, and the discharge hole is closed by the insert plate.

8. The novel rape seeding machine as claimed in claim 7, wherein a contact switch is arranged at the joint of the power mechanism and the rotating mechanism, the contact switch is connected with the stepping motor, and when the power mechanism lifts the rotating mechanism, the stepping motor stops working after the rotating mechanism contacts the contact switch.

9. The rape seeder as claimed in claim 8, wherein the rotary tillage mechanism is hinged at its rear portion with a scraper, a sleeve for fixing the bottom of each blanking tube is provided on the scraper, the blanking tube is inserted into the sleeve, the bottom of the sleeve extends downward and is lower than the scraper, and an elastic buffer assembly is provided between the rotary tillage mechanism and the scraper.

10. The rape seeder as claimed in claim 9, wherein the elastic buffer assembly comprises a guide rod, a spring and a sliding sleeve, wherein one end of the guide rod is hinged to the scraper, the sliding sleeve is hinged to the rotary tillage mechanism, the guide rod is inserted into the sliding sleeve, and the spring is sleeved on the guide rod between the sliding sleeve and the scraper.

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