CN115067029A - Corn and soybean composite planting seeder with adjustable spacing - Google Patents

Abstract

The invention belongs to the field of composite planting technology application equipment, and particularly relates to a variable-spacing-adjustable corn and soybean composite planting seeder which comprises a seeder body driven by external power equipment and connected with the seeder body, wherein the seeder body comprises a walking frame, a seeding element is arranged on one side of the walking frame, a longitudinal transmission mechanism used for driving the seeding element to move and adjust freely is arranged at the upper end of the walking frame, an auxiliary moving device is arranged on one side of a furrow opener close to a seeding mechanism, and the seeding mechanism comprises a front end cover, a rear end cover, an air suction assembly, a seed conveying disc and an air blocking mechanism. The corn soybean planting machine has the advantages of reasonable design, simple structure, convenience in processing, capability of conveniently and effectively adjusting the seed falling position and the crop belt spacing when corn soybeans are planted, reduction in labor intensity, improvement in working process, satisfaction of use requirements, capability of providing a good growing environment for the follow-up of crops, remarkable practicability and suitability for large-scale popularization.

Description

Corn and soybean composite planting seeder with adjustable spacing

Technical Field

The invention belongs to the field of composite planting technology application equipment, and particularly relates to a corn and soybean composite planting seeder with adjustable spacing.

Background

The corn and soybean strip compound planting is not one line of corn and one line of soybean, and most of the current test point tests are two lines of corn and two to four lines of soybean, so the strip compound planting is called as strip compound planting, can not shield light and can meet the requirements of two crops.

Soybean and corn naturally have a dilemma due to the growth regularity of crops. The most beneficial effect of the corn and soybean strip compound planting is that the problem of land contention of soybean and corn can be solved. The corn can not be planted after the soybean is planted in the past, and the soybean can not be planted after the corn is planted. Under the condition of the strip-shaped compound planting of the soybeans and the corns, the corn can be basically and stably produced, meanwhile, the soybeans are harvested for one season more, 100-150 kg of the soybeans can be harvested for each mu of land more, along with the improvement of living standard and the development of animal husbandry, the demand on the soybeans is greatly increased, and the import quantity is increased rapidly. At present, domestic soybeans can meet the edible consumption requirements, and imported soybeans are mainly used for the requirements of edible vegetable oil, animal husbandry feed protein and the like. The production of soybean and oil is expanded, and the belt-shaped compound planting of soybean and corn is actively promoted.

The corn and soybean strip compound planting has been tried for many years, particularly in the southwest region, the planting area in China reaches more than 700 ten thousand acres at present, and the planting mode and the planting technology are basically mature. 2022 is the first year of large-area popularization of soybean and corn strip composite planting in China, and novel agricultural operation main bodies and service organizations actively undertake the composite planting task, learn to master appropriate modes and key technical essentials, ensure the realization of expected effects and play a role in demonstration and heading.

Among the prior art, at maize soybean composite planting in-process, to sowing the problem between the two simultaneously, people are puzzling always, mainly reflect: most people use the prior art seeder to sow in batches, which not only increases the work burden of people, but also limits the sowing work process, has low work efficiency and consumes a large amount of time cost, and because the soybean is easy to fall down, and the corn grows too fast, the corn also falls down, and then the growth of the crops is influenced, aiming at the situation, besides the existing method of spraying the pesticide to make the plants more robust, people can also adopt the method of expanding the belt spacing, if the batch sowing and planting are carried out, although the sowing position can be controlled by people, the sowing position is still relatively complex, people are required to measure or measure the sowing spacing, even if different crop seeds are placed in one seeder to sow, the planting spacing between the crops can not be freely adjusted, the labor intensity and workload of people are increased, the practical effect is poor, the use requirements of people are difficult to meet, and the seed falling position between two adjacent crops has certain influence on whether the crops can thrive or not for the same kind of crops planted in the same direction.

Disclosure of Invention

Aiming at the technical problems of the sowing work in the corn and soybean composite planting process, the invention provides the corn and soybean composite planting seeder with the adjustable spacing, which has the advantages of reasonable design, simple structure, convenient processing and capability of conveniently and effectively adjusting the seed falling position and the spacing between crop planting belts in the corn and soybean planting process, further reduces the labor intensity of people, reduces the workload, improves the working process and the working efficiency, meets the use requirement and provides a good growth environment for the subsequent growth of crops.

In order to achieve the purpose, the technical scheme adopted by the invention is a variable-spacing adjustable corn and soybean composite planting seeder, which comprises a seeder body driven by external power equipment and connected with the seeder body, wherein the seeder body comprises a walking frame, one side of the walking frame is provided with a seeding element, the seeding element comprises a supporting plate in a hollow rectangular design, the upper end of the supporting plate is provided with a seed feeding cover, the lower end of the inner side of the supporting plate is provided with a seeding mechanism, the lower end of one side of the supporting plate is provided with a furrow opener, one side behind the supporting plate is provided with a leveling mechanism, the upper end of the walking frame is provided with a longitudinal transmission mechanism for driving the seeding element to move and adjust freely, one side of the furrow opener close to the seeding mechanism is provided with an auxiliary moving device, and the seeding mechanism comprises a front end cover, a rear end cover, an air suction assembly, a motor, Defeated kind of dish and keep off the gas mechanism, front end housing one side is provided with and holds the cover and is connected with the lower extreme that advances kind of cover, keep off the gas mechanism including setting up fixing base and the drive disk in rear end housing below one side, be provided with the rotor plate in the fixing base and its one end runs through to the rear end housing in, rotor plate one end is provided with the adapter plate that is minor arc form design, the drive disk includes the motor, the output of motor is provided with eccentric disc, and it leans on with adapter plate counterbalance.

Preferably, the longitudinal rotating mechanisms are two, one longitudinal transmission mechanism is connected with the two seeding elements, the longitudinal transmission mechanism comprises a box body, a limiting slide bar is arranged on the inner side of the box body, a forward and reverse bidirectional screw rod is arranged in the box body, a moving block is arranged on the forward and reverse bidirectional screw rod, a connecting plate in an I-shaped design is arranged on one side of the moving block, and the connecting plate is connected with the supporting plate through bolts.

Preferably, a notch matched with the rotating plate is formed in the rear end cover at the penetrating position of the rotating plate, the air suction assembly comprises an air outlet pipe arranged on one side of the rear end cover, a confluence cover is arranged in the rear end cover, an air guide pipe is arranged on the outer periphery of the confluence cover, a plurality of circular pipes in semicircular design are arranged at the front ends of the air guide pipes and are communicated with the air guide pipe, a rotating shaft is arranged on one side of the confluence cover, the seed conveying disc is arranged on the rotating shaft and rotates relative to the confluence cover, and the other end of the rotating shaft penetrates through the outer portion of the front end cover.

As preferred, supplementary mobile device includes the casing, but casing below is provided with relative casing emergence pivoted universal wheel, be provided with the linking bridge that is the spill design on the universal wheel, the through-hole has been seted up in the linking bridge, be provided with the pole setting in the casing, be provided with the commentaries on classics board in the pole setting, pole setting one side is provided with stop collar, the stop collar is provided with the lift locking lever, be provided with the connecting rod between rotor and the lift locking lever, lift locking lever periphery cover is equipped with damping spring and is located stop collar intraductally, the lift locking lever runs through casing and stop collar design, and corresponding with the through-hole, commentaries on classics board one end is provided with the stay cord, the casing upper end is provided with the spacing locking lever that is F form design.

Preferably, a plurality of dustpan-shaped seed holding grooves are formed in corners of the seed conveying disc, the positions of the seed holding grooves correspond to those of the ring pipes, a blanking plate is further arranged on the inner side of the front end cover, and one side of the blanking plate is attached to the seed conveying disc and a gap for enabling the seed conveying disc to rotate conveniently is reserved.

As preferred, leveling mechanism is including setting up the rotating turret in backup pad one side and being the design of H type, the rotating turret lower extreme is provided with leveling wheel, backup pad one side is provided with the rack that is the spill design, be provided with damper between rack and the rotating turret, the rotating turret lower extreme is provided with the grudging post that is the design of H form, the both ends of grudging post all incline to be provided with the soil shifting wheel, the grudging post lower extreme is provided with the hack lever that is the design of T type form, the lower extreme bilateral symmetry of hack lever is provided with two auxiliary wheels.

Preferably, the lower end of the walking frame is provided with walking wheels, one side of the upper end of the walking frame is provided with a connecting frame, the furrow opener comprises a vertical plate arranged at the lower end of the supporting plate, and one side of the vertical plate is provided with a furrow plough.

Compared with the prior art, the invention has the advantages and positive effects that,

1. according to the corn and soybean combined planting and sowing machine with the adjustable spacing, the longitudinal transmission mechanism is arranged, so that the relative position of the sowing element can be freely adjusted, the labor intensity of people is reduced to a certain extent, the workload is reduced, the sowing working process is effectively promoted, the practicability is high, the air blocking mechanism is arranged, the planting spacing of the same crop in the same planting direction can be freely adjusted, the good growth environment of the adjacent same crop is ensured, the use functionality of the device is improved, the different use requirements of people are met, and the working efficiency is greatly improved; this device reasonable in design, simple structure, processing are convenient and can convenient realization to the effective regulation of its kind of position and crop planting area interval of falling in the maize soybean planting process, and then reduce people's intensity of labour, reduce work load, improve work process and work efficiency, satisfy the user demand to the follow-up growth of crop provides good growing environment.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.

FIG. 1 is an isometric view of a variable spacing adjustable corn-soybean compound planting seeder;

FIG. 2 is an isometric view of another perspective of a variable spacing adjustable corn-soybean compound planting seeder;

FIG. 3 is a bottom isometric view of a variable spacing adjustable corn-soybean compound planting seeder configuration;

FIG. 4 is a structural side view of the corn soybean compound planting seeder with variable spacing adjustment;

FIG. 5 is a schematic structural view of the longitudinal transmission mechanism;

FIG. 6 is a front view of the longitudinal drive mechanism;

FIG. 7 is an exploded view of a portion of the seeding mechanism;

FIG. 8 is a rear isometric view of the front end cap;

FIG. 9 is a partial structural elevational view of the seeding mechanism;

FIG. 10 is a side view of a part of the internal structure of the seeding mechanism;

FIG. 11 is a schematic diagram of an internal structure of an auxiliary moving device;

FIG. 12 is a bottom perspective view of the auxiliary moving device;

in the above figures, 1, a seeder body; 2. a walking frame; 21. a traveling wheel; 22. a connecting frame; 3. a support plate; 4. a seed feeding cover; 5. a seed sowing mechanism; 51. a front end cover; 52. a rear end cap; 53. a getter assembly; 54. seed conveying; 55. a gas blocking mechanism; 56. a rotating shaft; 511. an accommodating cover; 521. a notch; 531. an air outlet pipe; 532. a confluence cover; 533. an air duct; 534. a ring pipe; 541. a seed placing groove; 551. a fixed seat; 552. a rotating plate; 553. an adapter plate; 554. a motor; 555. an eccentric disc; 6. a furrow opener; 61. a vertical plate; 62. a furrow plough; 7. a leveling mechanism; 71. a rotating frame; 72. leveling wheels; 73. placing a rack; 74. a damping mechanism; 75. erecting a frame; 76. a soil shifting wheel; 77. a frame bar; 78. an auxiliary wheel; 8. a longitudinal transmission mechanism; 81. a box body; 82. a limiting slide bar; 83. a positive and negative bidirectional screw rod; 84. a moving block; 85. a connecting plate; 9. an auxiliary moving device; 91. a housing; 92. a universal wheel; 93. connecting a bracket; 94. erecting a rod; 95. rotating the plate; 96. a limiting sleeve; 97. a lift lock lever; 98. a connecting rod; 99. a damping spring; 931. a through hole; 10. pulling a rope; 11. a limit lock rod; 12. and discharging the material plate.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as specifically described herein and, therefore, the present invention is not limited to the specific embodiments disclosed in the following description.

In the embodiment, as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10, fig. 11, and fig. 12, a corn and soybean composite planting seeder with variable spacing adjustment comprises a seeder body 1 driven by external power equipment and connected with the external power equipment, wherein the seeder body 1 comprises a walking frame 2, one side of the walking frame 2 is provided with a seeding element, the seeding element comprises a supporting plate 3 designed in a hollow rectangular shape, the upper end of the supporting plate 3 is provided with a seeding cover 4, the lower end of the inner side of the supporting plate 3 is provided with a seeding mechanism 5, the lower end of one side of the supporting plate 3 is provided with a furrow opener 6, and the rear side of the supporting plate 3 is provided with a leveling mechanism 7, the devices are arranged in a similar manner to the prior art, and the specific working principle and working mode thereof are not repeated herein; in particular, in order to effectively complete the convenient adjustment of the spacing between the crop planting belts, the upper end of the walking frame 2 is provided with a longitudinal transmission mechanism 8 for driving the sowing elements to freely move and adjust, one side of the furrow opener 6 close to the seeding mechanism 5 is provided with an auxiliary moving device 9 which mainly plays a role of auxiliary movement in the adjustment process of the spacing between the sowing elements so as to ensure the smoothness of the sowing elements, further, the seeding mechanism 5 comprises a front end cover 51, a rear end cover 52, an air suction assembly 53, a seed conveying disc 54 and an air blocking mechanism 55, the front end cover 51 and the rear end cover 52 are used for realizing the temporary storage and removal of crop seeds so as to provide convenience for the temporary storage and removal of the seed conveying disc 54, and both are designed in a whistle shape, a seed falling channel is combined in the front end cover 51 and the rear end cover 52 far away from one end of the seed poking mechanism, the trenched crop seeds can effectively fall into the soil after being ditched, waiting for subsequent processing; the accommodating cover 511 is arranged on one side of the front end cover 51 and is connected with the lower end of the seed inlet cover 4, so that crop seeds can enter the accommodating cover 511 effectively, and the practicability is good, wherein the lower end in the accommodating cover 511 is designed to be inclined, so that the crop seeds can slide to the rotating path of the seed conveying disc 54 conveniently, and the seed conveying disc brings convenience for driving the seeds to rotate for a large half cycle; further, the air blocking mechanism 55 includes a fixing base 551 and a driving part which are arranged on one side below the rear end cover 52, a rotating plate 552 is arranged in the fixing base 551, one end of the rotating plate 552 penetrates into the rear end cover 52, an adapter plate 553 which is designed in a shape of a minor arc is arranged at one end of the rotating plate 552, the driving part includes a motor 554, an eccentric disc 555 is arranged at an output end of the motor 554, and the eccentric disc 555 abuts against the adapter plate 553, and the specific description is as follows: when the seeds of the crops are normally planted without the participation of the air blocking mechanism 55, the distance between the adjacent crops is under the combined action of the advancing speed of the seeder body 1 and the size of the distance formed by the seed placing grooves 541 on the seed conveying disc 54, namely, the advancing speed is high, the distance between the adjacent seed placing grooves 541 is large, the distance between the seed placing positions is larger, and vice versa, but the planting process can be influenced to a certain extent by changing the operating speed and the distance between the seed placing grooves 541 on the seed conveying disc 54, and the replacement of the seed conveying disc 54 is more complicated and fussy and has low practicability, so that the air blocking mechanism 55 can be realized for further realizing the free adjustment of the adjacent distance between the crops of the same kind, and the specific working process is as follows: the motor 554 drives the eccentric disk 555 to rotate and act on the adapter plate 553, and under the restriction of the fixed seat 551, the rotating plate 552 rotates, i.e. reciprocates away from and above the connection point (suction port) between the ring pipe 534 and the air duct 533, so as to freely control the suction force at the position, and it needs to be further explained that: the maximum height of the seeds stored in the front and rear covers 51 and 52 does not exceed the lowest end of the seed suction area where the circular pipe 534 is located, and in this embodiment, the air blocking mechanism 55 is disposed on the circular pipe 534 at the position where the second air duct 533 is communicated with it for the purpose of: on one hand, the seeds are not influenced to be effectively attracted, on the other hand, the air blocking treatment is performed here, that is, the attraction force is temporarily blocked, the crop seeds are not high in rising height and can effectively fall into the ungrooved seed storage area, and relatively, the use functionality is stronger, and it should be noted that, considering the setting position of the air blocking mechanism 55, the movement period of the motor 554 driving the eccentric disc 555 to drive the rotating plate 552 (it is recorded that the movement period is a period from the initial far state to the blocking ring pipe 534 and then back to the initial far state) is the same as the movement period of the rotating shaft 56 driving the seed conveying disc 54 to rotate (the first seed in the seed conveying disc 54 is attracted and then rotates to the horizontal position of the rotating plate 552 and until the second seed moves to the horizontal position of the rotating plate 552), which is specifically described as follows: when the rotating plate 552 rotates to the horizontal state, the first seeds are attracted and rotate, when the first seeds rotate to the horizontal state of the rotating plate 552, the attraction is temporarily blocked by the first seeds to cause the first seeds to fall off, at the moment, the second seeds are just attracted, and when the rotating plate 552 resets, the second seeds just pass through the horizontal state of the rotating plate 552, and then follow-up rotation of the seed conveying disc 54 is carried out, and finally seed falling is finished through leading out of the other end of the seed conveying disc, so that people can set the motion cycle of the second seeds according to the planting distance of adjacent crops, and different use requirements of people are met; because the size of the end of the rotating plate 552 in the air blocking mechanism 55 is larger than the size of the communicating position between the air duct 533 and the ring duct 534, the communicating position has a slightly larger attraction force than other parts of the ring duct 534, when the rotating plate 552 rotates to the plane where the seed placing groove 541 communicates with the air duct 533 and the ring duct 534, the seeds in the seed placing groove fall and are fused with other unsown seeds due to the lack of attraction force, and the seeds wait for the subsequent sowing; in the process: the longitudinal transmission mechanism 8 is arranged, so that the relative position of the sowing element can be freely adjusted, the labor intensity of people is reduced to a certain extent, the workload is reduced, the sowing working process is effectively promoted, the practicability is high, the free adjustment of the planting distance of the same crop in the same planting direction can be realized through the arranged air blocking mechanism 55, so that the good growth environment of the adjacent same crop is ensured, the use functionality of the device is improved, the different use requirements of people are met, and the working efficiency is greatly improved; this device reasonable in design, simple structure, processing are convenient and can convenient realization to the effective regulation of its kind of position and crop planting area interval of falling in the maize soybean planting process, and then reduce people's intensity of labour, reduce work load, improve work process and work efficiency, satisfy the user demand to the follow-up growth of crop provides good growing environment.

In order to fully realize the freedom adjustment to the position that the seeding component is located to convenient realization is to the adjustment of crop area interval, vertical slewing mechanism is provided with two, and a vertical drive mechanism 8 is connected with two seeding components, and wherein, two seeding components that are located central both sides are used for the planting of soybean, and two seeding components in the outside are used for realizing the planting of maize, and its planting mode accords with current maize soybean composite planting technique, and the usability is strong, specific saying: the longitudinal transmission mechanism 8 comprises a box body 81, a limiting sliding strip 82 is arranged on the inner side of the box body 81, a positive and negative bidirectional lead screw 83 is arranged in the box body 81, a moving block 84 is arranged on the positive and negative bidirectional lead screw 83, a connecting plate 85 designed in an I shape is arranged on one side of the moving block 84, and is in bolted connection with the support plate 3, and the concrete description is as follows: peripheral angle department on one side of the movable block 84 is provided with the slider, and the joint is on spacing draw runner 82, its and the positive and negative two-way lead screw 83 within a definite time connected mode be current mature technique, no longer describe herein, under the control of external power input device when positive and negative two-way lead screw 83, realize that two movable blocks 84 in a longitudinal rotation mechanism take place relative or removal in opposite directions, thereby under the effect of connecting plate 85, it removes to drive the seeding component, people then can be according to specific user demand, adjust its relative position at place, make the crop planting interval adjustable, the realization of suitability enlarges or reduces the inter-belt distance, satisfy the different production user demand of people.

In order to improve the rationality of the design of the apparatus, the rear end cover 52 where the rotating plate 552 penetrates is provided with a notch 521 matched with the rotating plate 552, so that convenience is provided for the convenient insertion of the rotating plate 552, and it needs to be further explained that: because the crop seed need utilize subassembly 53 of breathing in to guarantee its stability in the rotation process, consequently, the interval between defeated kind of dish 54 and ring pipe 534 is not too big, and is less than the specification and size of seed, rotor plate 552 based on this design, its thickness is also less than the minimum size of crop seed, can ensure on the one hand that the crop seed can not take place to drop from notch 521, on the other hand can also ensure that defeated kind of dish 54 and rotor plate 552 carry out corresponding motion and not influenced, the security device equipment has good practicality, specifically speaking: the air suction assembly 53 comprises an air outlet pipe 531 arranged on one side of the rear end cover 52, a confluence cover 532 is arranged in the rear end cover 52, air guide pipes 533 are arranged on the outer periphery of the confluence cover 532, a circular pipe 534 in a semicircular design is arranged at the front ends of the air guide pipes 533, the air guide pipes are communicated with the air guide pipes 533, a rotating shaft 56 is arranged on one side of the confluence cover 532, the seed conveying disc 54 is arranged on the rotating shaft 56 and rotates relative to the confluence cover 532, the other end of the rotating shaft 56 penetrates through the outer portion of the front end cover 51, and the specific description is as follows: the air outlet pipe 531 is connected with an external air suction device, air is sucked out through the annular pipe 534, the air guide pipe 533, the confluence cover 532 and the air outlet pipe 531 under the action of the air suction device, a seed suction area is formed in the area of the annular pipe 534, when the seed conveying disc 54 passes through the lowest end and is filled with crop seeds in the seed placing groove 541, and when the seed conveying disc initially rotates to the seed suction area, the crop seeds are under the action of the seed suction area, so that the crop seeds temporarily stay in the seed placing groove 541 relatively stably, convenient conditions are brought for the subsequent seed falling, and the working process is improved.

In order to improve the smoothness of the device during operation and use and meet the requirement of people on smooth adjustment of the spacing between crop belts, specifically, the auxiliary moving device 9 comprises a housing 91, a universal wheel 92 which can rotate relative to the housing 91 is arranged below the housing 91, a connecting bracket 93 which is designed in a concave shape is arranged on the universal wheel 92, a through hole 931 is formed in the connecting bracket 93, an upright post 94 is arranged in the housing 91, a rotating plate 95 is arranged on the upright post 94, a limit sleeve 96 is arranged on one side of the upright post 94, a lifting lock rod 97 is arranged in the limit sleeve 96, a connecting rod 98 is arranged between the rotating plate 552 and the lifting lock rod 97, a damping spring 99 is sleeved on the periphery of the lifting lock rod 97 and is positioned in the limit sleeve 96, the lifting lock rod 97 penetrates through the housing 91 and is designed in the limit sleeve 96 and corresponds to the through hole 931, a pull rope 10 is arranged at one end of the rotating plate 95, a limit lock rod 11 which is designed in an F shape is arranged at the upper end of the housing 91, the concrete description is as follows: when the seeder body 1 is in normal operation and use, the universal wheel 92 faces the advancing direction of the seeder body 1, namely the lifting locking rod 97 is in a state of being inserted into the connecting bracket 93, one end of the corresponding pull rope 10 is positioned at the uppermost end of the limiting locking rod 11 to ensure the orientation stability of the universal wheel 92, wherein, in consideration of the use strength of the pull rope 10, a rigid rope or a brake cable on a bicycle brake can be adopted, the practical effect is remarkable, the occurrence of accidents such as stretch-breaking and the like can be avoided, when people need to adjust seeding elements to change the planting distance of crops, the pull rope 10 is taken down from the uppermost position of the limiting locking rod 11 and is placed at the next stage, at the moment, the rotating plate 552 rotates and is matched with the damping spring 99 under the action of the connecting rod 98 to drive the lifting locking rod 97 to be led out from the through hole 931 of the connecting bracket 93 and stay in the limiting sleeve 96, therefore, the limitation on the orientation of the universal wheel 92 is removed, and further, when the seeding element moves under the control of the longitudinal transmission mechanism 8, the universal wheel 92 provides convenience for the convenient movement of the seeding element, the practicability of the device is greatly improved, after the distance adjustment is completed, the orientation of the universal wheel 92 is adjusted, the pull rope 10 is lifted upwards, one end of the pull rope is sleeved on the limiting lock rod 11, the lifting lock rod 97 is inserted into the through hole 931 of the connecting support 93 again, the guiding limitation is completed, and the use requirement is met; in addition, it is further explained that: considering the stability problem that stay cord 10 was placed on limit lock lever 11, can settle a clamp plate that is omega form design and fix with the bolt on its upper end for the restriction is placed the stay cord 10 other end at limit lock lever 11 top end, because the crop interval adjustment in-process, seeder body 1 is in the relatively stable state, the stay cord 10 other end is placed on limit lock lever 11 and is the pole of placing of J form, it is relatively more stable, and, stay cord 10 tip is provided with the ring, it also can not fall into to the casing 91 in, service functionality can be ensured.

In order to make the crop seeds fall into the soil after rotating for a plurality of half of a circle distance from the position of the containing cover 511, a plurality of dustpan-shaped seed holding grooves 541 are formed at the corners in the seed conveying plate 54, and correspond to the position of the ring pipe 534, on one hand, the design is matched with the air suction assembly 53, so that the seeds can temporarily and relatively stably stay until the seeds are separated from the range of suction, thereby completing seed falling, the inner side of the front end cover 51 is also provided with the feed plate 12, one side of the feed plate is jointed with the seed conveying plate 54, a gap for convenient rotation of the seed conveying plate 54 is reserved, the feed plate 12 is connected with the front end cover 51, and only after the front end cover 51 and the rear end cover 52 are connected and fixed together through bolts, the feed plate 12 is matched and jointed with one side of the feed opening in the rear end cover 52, thereby, the seed falling channel formed by the feed plate 12 and the rear end cover 52 can be sealed, crop seeds have and only have the space of flitch 12 upper end down to derive, and go on under defeated kind dish 54 and the cooperation of subassembly 53 of breathing in are used, and flitch 12 then plays and prevents that crop seeds from appearing splashing and influence the condition of planting and appearing, ensures that it can effectively fall into soil in, gets to protect the device equipment and have good service function nature.

In order to accomplish the effective flattening of planting back soil, and ensure the smoothness nature of levelling mechanism 7 in the use, levelling mechanism 7 is including setting up in backup pad 3 one side and being the rotating turret 71 of H type design, rotating turret 71 lower extreme is provided with levelling wheel 72, backup pad 3 one side is provided with the rack 73 that is the spill design, be provided with damper 74 between rack 73 and the rotating turret 71, rotating turret 71 lower extreme is provided with the grudging post 75 that is H form design, the both ends of grudging post 75 all incline and are provided with thumb wheel 76, grudging post 75 lower extreme is provided with hack lever 77 that is T type form design, the lower extreme bilateral symmetry of hack lever 77 is provided with two auxiliary wheel 78, the concrete description is: the rotating frame 71 can enable the leveling wheel 72 to be freely rotated and adjusted relative to the sowing element, so that the leveling wheel can be better attached to the ground, the leveling working process and the working quality are improved, the leveling wheel 72 can rotate along with the operation of the device, the backfilled soil is leveled to a certain extent, and a favorable environment is provided for the growth of crops; the damping mechanism 74 is composed of a damping rod and a telescopic spring sleeved on the periphery of the damping rod, specifically, the damping rod is hinged to the upper end of a support rod in the rotating frame 71, a positioning rod hinged to the upper end of the damping rod is arranged in the placing frame 73, and the positioning rod is fastened on the placing frame 73 through a bolt, so that when the seeder body 1 walks on uneven ground, the damping mechanism 74 has a good damping and buffering effect, the possibility of damage of equipment is reduced, meanwhile, the use functionality of the equipment can be greatly improved, considering that the speed of the seeder body 1 in the operation process is high, a damping shock absorber (not shown in the figure) can be arranged on one side of the rotating frame 71, the design mode is also an existing technical conventional means, and is not repeated; the soil shifting wheel 76 which is obliquely arranged mainly plays a role in backfilling soil at two sides of the ditcher 6, the auxiliary wheel 78 can further limit the moving direction of the soil, and plays a role in auxiliary positioning, after the soil is effectively backfilled by the soil shifting wheel 76, soil can be effectively leveled under the effect of the leveling wheel 72, and then crop seeds can be buried in the soil, and convenience is brought to subsequent growth of the crop seeds.

In order to effectively ensure the smoothness of the seeder body 1 in the operation process, the lower end of the walking frame 2 is provided with the walking wheels 21, wherein a connecting bracket 93 in a triangular design is further arranged between the walking wheels 21 and the walking frame 2 to provide convenience for the installation and establishment of the walking wheels 21, and of course, in order to fully improve the practicability of the seeder body 1, the selected walking wheels 21 are universal wheels, so that the multidirectional operation is met, the terrain is adapted, and the seeding work is completed; furthermore, a connecting frame 22 is disposed on one side of the upper end of the walking frame 2, and the connecting frame 22 is used for connecting the seeder body 1 with an external driving traction device and a tractor and other devices, and it needs to be further explained that: after the connection is completed, the stability in the processes of rotation in the vertical direction and horizontal movement can be realized, so that the device is effectively suitable for the terrain to be planted and the working process is ensured; in order to effectively make the crop seed fall into soil, furrow opener 6 is including setting up riser 61 at backup pad 3 lower extreme, and it also provides convenient condition for the establishment of supplementary mobile device 9, makes it take the in-process of interval more smooth, swift at the adjustment crop, and riser 61 one side is provided with digger plough 62, and this part is current mature technology, and it ditches soil to ensure that the seed can effectively drop, the effective of guarantee planting work goes on.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims (7)

1. A corn and soybean composite planting seeder with adjustable spacing comprises a seeder body driven by external power equipment and connected with the external power equipment, wherein the seeder body comprises a walking frame, one side of the walking frame is provided with a seeding element, the seeding element comprises a supporting plate designed in a hollow rectangular shape, a seeding cover is arranged at the upper end of the supporting plate, a seeding mechanism is arranged at the lower end of the inner side of the supporting plate, a furrow opener is arranged at the lower end of one side of the supporting plate, a leveling mechanism is arranged at one side of the rear part of the supporting plate, the corn and soybean composite planting seeder is characterized in that a longitudinal transmission mechanism used for driving the seeding element to move and adjust freely is arranged at the upper end of the walking frame, an auxiliary moving device is arranged at one side of the furrow opener close to the seeding mechanism, the seeding mechanism comprises a front end cover, a rear end cover, an air suction assembly, a seed conveying disc and an air blocking mechanism, the utility model discloses a seeding device, including front end cover, air baffle mechanism, rear end cover, adapter plate, motor, front end cover one side is provided with and holds the cover and be connected with the lower extreme that advances kind of cover, air baffle mechanism is including setting up fixing base and the driver part in rear end cover below one side, be provided with the rotor plate in the fixing base and its one end runs through to the rear end cover in, rotor plate one end is provided with the adapter plate that is minor arc form design, driver part includes the motor, the output of motor is provided with eccentric disc, and it leans on with adapter plate counterbalance.

2. The corn and soybean combined planting and sowing machine with the adjustable distance as claimed in claim 1, wherein two longitudinal rotating mechanisms are provided, and one longitudinal transmission mechanism is connected with two sowing elements, the longitudinal transmission mechanism comprises a box body, a limiting slide bar is arranged on the inner side of the box body, a forward and reverse bidirectional screw rod is arranged in the box body, a moving block is arranged on the forward and reverse bidirectional screw rod, and a connecting plate in an I-shaped design is arranged on one side of the moving block and is in bolt connection with a supporting plate.

3. The corn and soybean composite planting and seeding machine with the variable interval regulation as claimed in claim 2, wherein a rear end cover where the rotating plate penetrates is provided with a notch matched with the rotating plate, the air suction assembly comprises an air outlet pipe arranged on one side of the rear end cover, a confluence cover is arranged in the rear end cover, air guide pipes are arranged on the outer periphery of the confluence cover, the front ends of the air guide pipes are provided with circular pipes in a semicircular design and communicated with the air guide pipes, a rotating shaft is arranged on one side of the confluence cover, the seed conveying plate is arranged on the rotating shaft and rotates relative to the confluence cover, and the other end of the rotating shaft penetrates to the outside of the front end cover.

4. The variable spacing modulated corn soybean compound planting seeder of claim 3, it is characterized in that the auxiliary moving device comprises a shell, universal wheels which can rotate relative to the shell are arranged below the shell, the universal wheel is provided with a concave connecting bracket, a through hole is arranged in the connecting bracket, a vertical rod is arranged in the shell, a rotating plate is arranged on the vertical rod, a limiting sleeve is arranged on one side of the vertical rod, a lifting locking rod is arranged in the limiting sleeve, a connecting rod is arranged between the rotating plate and the lifting locking rod, the periphery of the lifting locking rod is sleeved with a damping spring and is positioned in the limiting sleeve, the lifting locking rod penetrates through the shell and the limiting sleeve, and the rotating plate corresponds to the through hole, one end of the rotating plate is provided with a pull rope, and the upper end of the shell is provided with an F-shaped limiting lock rod.

5. The corn and soybean compound planting and sowing machine with the adjustable spacing according to claim 4, wherein a plurality of dustpan-shaped seed holding grooves are formed at the corners in the seed conveying plate, the positions of the seed holding grooves correspond to those of the ring pipes, a blanking plate is further arranged on the inner side of the front end cover, and one side of the blanking plate is attached to the seed conveying plate and a gap for enabling the seed conveying plate to rotate conveniently is reserved.

6. The corn and soybean combined planting and sowing machine with the variable spacing adjustment function as claimed in claim 5, wherein the leveling mechanism comprises a rotating frame which is arranged on one side of a supporting plate and is in an H-shaped design, leveling wheels are arranged at the lower end of the rotating frame, a placing frame which is in a concave design is arranged on one side of the supporting plate, a damping mechanism is arranged between the placing frame and the rotating frame, a vertical frame which is in an H-shaped design is arranged at the lower end of the rotating frame, soil shifting wheels are obliquely arranged at two ends of the vertical frame, a frame rod which is in a T-shaped design is arranged at the lower end of the vertical frame, and two auxiliary wheels are symmetrically arranged at two sides of the lower end of the frame rod.

7. The corn-soybean combined planting-seeding machine with the variable spacing adjustment function as claimed in claim 6, wherein the lower end of the walking frame is provided with a walking wheel, one side of the upper end of the walking frame is provided with a connecting frame, the furrow opener comprises a vertical plate arranged at the lower end of a supporting plate, and one side of the vertical plate is provided with a furrow plough.

Images