Pit pressing device for peanut seeding
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to a pit pressing device for peanut seeding.
Background
Some areas, such as scattered areas, rugged mountain areas are not suitable for seeding by using a seeding machine, and machines such as a tractor are not used, so that only manual planting can be used. And the artificial planting is divided into furrow sowing and pit pressing sowing. The furrow seeding needs to dibble the peanut in a plowed furrow, the dibbling distance is not easy to control when dibbling is carried out in a long furrow, the dibbling efficiency is low, and the furrow turns up underground wet soil to cause volatilization of soil moisture, which is not beneficial to germination of peanut seeds. The existing pit pressing seeding mostly adopts a simple pit pressing device which comprises a vertical rod, the lower end of the vertical rod is connected with a cross rod, and the lower end face of the cross rod is provided with a plurality of pressing heads; and the indentation depth cannot be adjusted according to different soil qualities.
Disclosure of Invention
In order to solve the problems, the invention provides a peanut pit pressing device for sowing, which has a simple structure and can improve the sowing efficiency.
In order to achieve the purpose, the invention provides a pit pressing device for peanut seeding, which comprises a pit pressing mechanism and a seeding mechanism arranged on the pit pressing mechanism, wherein the pit pressing mechanism comprises a vertically arranged pressing rod, a limiting ring arranged at the position, close to the lower end, of the pressing rod and a handle arranged at the position, close to the upper end, of the side wall of the pressing rod.
The pit pressing device comprises two pit pressing mechanisms which are fixedly connected through a connecting beam;
a support sleeve is sleeved above the limiting ring on the periphery of each compression bar, the support sleeve is provided with a strip-shaped through hole matched with the handle, and the handle can move up and down along the strip-shaped through hole; one of the supporting sleeves is provided with a guide unit respectively near the two end parts, the supporting sleeves can slide back and forth along the guide units, one end of the connecting beam is fixedly connected with the guide units, and the other end of the connecting beam is fixedly connected with the other supporting sleeve.
The seeding mechanism consists of a seed taking unit and a seed discharging unit connected with the seed taking unit;
the seed taking unit comprises two parallel support rods arranged on the support sleeve and a square seed box fixedly arranged on the support rods, one end of each support rod is fixedly arranged at the lower part of the middle of the outer side wall of the support sleeve, and the seed box is arranged close to the support sleeve; the upper end of the seed box is open, the bottom of the seed box is provided with a seed guide wheel, the seed guide wheel is respectively hinged with the two support rods through a rotating shaft, and the circumferential surface of the seed guide wheel is uniformly provided with a plurality of seed storage grooves; a seed outlet is arranged at the lower part of the side wall of the seed box far away from the supporting sleeve, the other three side walls of the seed box are tightly attached to the seed guide wheel, the upper edge of the seed outlet is tangent to the seed guide wheel, and the seed sowing unit is arranged below the seed outlet;
the seed taking unit also comprises a driving assembly capable of driving the seed guiding wheel to rotate, the driving assembly comprises a crown gear and a driving arm, the crown gear is coaxially arranged with the seed guiding wheel, the driving arm is used for driving the crown gear to rotate, one end of the rotating shaft penetrates out of the supporting rod and is fixedly connected with the crown gear, a limiting sliding groove plate is arranged on the supporting sleeve, the driving arm is arranged in a longitudinal sliding groove of the limiting sliding groove plate in a sliding manner, and the upper end of the driving arm is connected with the handle; two driving teeth which can contact teeth of the crown gear and push the crown gear to rotate are arranged on the inner side surface of the lower end of the driving arm in a vertically central symmetry manner. The upper end of the driving arm is fixedly connected with the lower end of a connecting arm, two parallel limiting rods are arranged on the side wall of the connecting arm close to the upper end of the connecting arm, and the two limiting rods are arranged above and below the handle respectively.
The seed discharging unit comprises a seed discharging pipe arranged behind the supporting sleeve and an inoculation hose connected with an upper end pipe opening of the seed discharging pipe, the upper end pipe opening of the inoculation hose is arranged below the seed outlet, the upper end of the inoculation hose is fixed on the supporting rod, the seed discharging pipe is fixedly connected with the supporting sleeve through a supporting beam, and the supporting beam is arranged above the guiding unit; the supporting beam comprises an inner barrel and an outer barrel sleeved with the inner barrel, a plurality of positioning through holes are formed in the side wall of the inner barrel and the side wall of the outer barrel, and the inner barrel and the outer barrel are fixed through bolts penetrating through the positioning through holes.
The guide unit comprises a guide square block, the guide square block is provided with a guide rail which is communicated up and down, and a limiting square block which is matched with the guide rail for use is sleeved at the position, close to the two ends, of the support sleeve; the guide square block is provided with a limiting track which is communicated from left to right, and the left side wall and the right side wall of the limiting square block are respectively provided with a guide roller which is matched with the limiting track;
a plurality of first adjusting through holes corresponding to the positions are respectively formed in the left side wall and the right side wall of the guide square block, and the stroke of the guide unit of the support sleeve is adjusted through bolts penetrating through the first adjusting through holes.
The pit pressing device further comprises a roller arranged on the connecting beam below the pit pressing device.
The bottom of the pressure lever is provided with a pressure head, and the bottom end of the pressure head is hemispherical.
The pressure bar is provided with an external thread near the lower end, the inner side wall of the limit ring is provided with an internal thread matched with the external thread for use, and a locking nut connected with the pressure bar in a threaded manner is arranged above the limit ring. The depth of the pressure pit can be adjusted by adjusting the position of the limiting ring, and after the position of the limiting ring is adjusted, the locking nut and the limiting ring are mutually screwed to achieve the fixing purpose.
The tie-beam include interior pole and with the outer pole that interior pole cup jointed, interior pole with all be provided with a plurality of second adjusting through-holes on the outer pole lateral wall, interior pole with the outer pole passes through one the bolt fastening of second adjusting through-hole. The length of the connecting beam can be adjusted according to the width of the ridge.
In order to better achieve the aim, the invention also provides a pit pressing method by using the pit pressing device for peanut seeding, which comprises the following steps:
firstly, an operator adjusts the length of the connecting beam through the second adjusting through hole according to the width of the ridge to control the transverse spacing distance of peanut seeding; then the stroke of the guide unit is adjusted through the first adjusting through hole to control the longitudinal spacing distance of peanut seeding; the peanut sowing depth is controlled by adjusting the height of the limiting ring;
secondly, an operator respectively holds the two handles with two hands, places the roller on the ridge, and adjusts the position of the roller so that the distance between the two pressing heads and the two sides of the ridge is equal;
thirdly, pressing down by a first hand of an operator to enable a first pressure head to be pressed underground until the limiting ring is contacted with the ground, and completing first indentation;
fourthly, keeping the first hand pressed down, then lifting the handle by the second hand to drive the corresponding support sleeve to move forwards by the stroke limited by the guide unit and then press downwards, so that the second pressure head is pressed underground until the limiting ring is contacted with the ground, and a second indentation is completed;
fifthly, keeping the second hand pressed down, lifting the handle with the first hand of an operator to drive the corresponding support sleeve to move forwards by the stroke limited by the guide unit and then pressing downwards, so that the first pressure head is pressed underground until the limiting ring is contacted with the ground, and a pit is formed; the handle drives the driving arm to press downwards while the pit is pressed, so that the seed guide wheel rotates to drive peanut seeds to fall into an inoculation hose from the seed outlet, and then fall into the previously pressed pit through the seed discharge pipe;
and sixthly, repeating the fourth step and the fifth step until all the pit pressing of the ridge is finished.
The invention has the beneficial effects that: the peanut seeder has reasonable structural design, adopts a double-rod guide pit pressing mode, and can adjust the left-right distance, the front-back distance and the pit pressing depth of the pit according to requirements, thereby improving the peanut seeding efficiency and reducing the labor intensity.
Drawings
Fig. 1 is an overall schematic view of embodiment 1 and embodiment 2 of the present invention.
Fig. 2 is a partially enlarged view of a portion a of fig. 1.
Fig. 3 is a partially enlarged view of a portion C in fig. 1.
Fig. 4 is a schematic view of a support sleeve to which the guide mechanism is attached in embodiments 1 and 2 of the present invention.
Fig. 5 is a schematic view of a driving arm in embodiment 2 of the present invention.
Wherein the reference numerals are: 1. a pressure lever; 2. a limiting ring; 3. a handle; 4. a connecting beam; 5. a support sleeve; 6. a strip-shaped through hole; 7. a guide block; 8. a limiting square block; 9. a guide roller; 10. a first regulating through hole; 11. a roller; 12. a pressure head; 13. a second regulating through hole; 14. a support bar; 15. a seed box; 16. a seed guide wheel; 17. a drive arm; 18. a crown gear; 19. a limiting chute; 20. a connecting arm; 21. a limiting rod; 22. a seed discharge pipe; 23. a flexible pipe for inoculation; 24. support beam 25, drive teeth.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
Example 1
Referring to fig. 1, 2 and 4, the embodiment of the invention provides a pit pressing device for peanut sowing, which comprises a pit pressing mechanism, wherein the pit pressing mechanism comprises a vertically arranged pressing rod 1, a limiting ring 2 arranged at the position, close to the lower end, of the pressing rod 1 and a handle 3 arranged at the position, close to the upper end, of the side wall of the pressing rod 1.
The pit pressing device comprises two pit pressing mechanisms which are fixedly connected through a connecting beam 4;
a support sleeve 5 is sleeved above the limiting ring 2 on the periphery of each compression bar 1, the support sleeve 5 is provided with a strip-shaped through hole 6 matched with the handle 3, and the handle 3 can move up and down along the strip-shaped through hole 6; one of the supporting sleeves 5 is provided with a guide unit near two end portions respectively, the supporting sleeves 5 can slide back and forth along the guide unit, one end of the connecting beam 4 is fixedly connected with the guide unit, and the other end of the connecting beam 4 is fixedly connected with the other supporting sleeve 5.
The guide unit comprises a guide square block 7, the guide square block 7 is provided with a guide rail which is penetrated up and down, and a limiting square block 8 matched with the guide rail for use is sleeved at the position, close to the two ends, of the support sleeve 5; the guide block 7 is provided with a limiting track which is communicated from left to right, and the left side wall and the right side wall of the limiting block 8 are respectively provided with a guide roller 9 which is matched with the limiting track;
a plurality of first adjusting through holes 10 corresponding to the corresponding positions are respectively arranged on the left side wall and the right side wall of the guide square 7, and the stroke of the guide unit of the support sleeve 5 is adjusted by bolts penetrating through the first adjusting through holes 10.
The pit pressing device also comprises a roller 11 arranged on the connecting beam 4 below.
The bottom of the pressure lever 1 is provided with a pressure head 12, and the bottom end of the pressure head 12 is hemispherical.
The utility model discloses a spacing ring, including depression bar 1, spacing ring 2, the depression bar is provided with the external screw thread near lower extreme position, 2 inside walls of spacing ring be provided with the internal thread that external screw thread fit used, 2 tops of spacing ring be provided with 1 threaded connection's of depression bar lock nut. The depth of the indentation can be adjusted by adjusting the position of the spacing ring 2.
The tie-beam 4 include interior pole and with the outer pole that interior pole cup jointed, interior pole with all be provided with a plurality of second adjusting through-holes 13 on the outer pole lateral wall, interior pole with the outer pole passes through one the bolt fastening of second adjusting through-hole 13. The length of the connecting beam 4 can be adjusted according to the width of the ridge.
In order to better achieve the aim, the invention also provides a pit pressing method by using the pit pressing device for peanut seeding, which comprises the following steps:
firstly, an operator adjusts the length of the connecting beam 4 through the second adjusting through hole 13 according to the width of a ridge to control the transverse spacing distance of peanut seeding; then the stroke of the guide unit is adjusted through the first adjusting through hole 10 to control the longitudinal spacing distance of peanut seeding; the peanut sowing depth is controlled by adjusting the height of the limiting ring 2;
secondly, an operator respectively holds the two handles 3 with two hands, places the roller 11 on the ridge, and adjusts the position of the roller 11 to enable the distances between the two pressing heads 12 and the two sides of the ridge to be equal;
thirdly, pressing down by the first hand of an operator to enable the first pressure head 12 to be pressed underground until the limiting ring 2 is in contact with the ground, and completing first indentation;
fourthly, keeping the first hand pressed down, then lifting the handle 3 with the second hand to drive the corresponding support sleeve 5 to move forwards by the limited stroke of the guide unit and then press downwards, so that the second pressure head 12 is pressed underground until the limiting ring 2 is contacted with the ground, and a second indentation is completed;
fifthly, keeping the second hand pressed down, lifting the handle 3 with the first hand of the operator to drive the corresponding support sleeve 5 to move forwards by the limited stroke of the guide unit and then press downwards, so that the first pressure head 12 is pressed underground until the limiting ring 2 is contacted with the ground, and a pit is finished;
and sixthly, repeating the fourth step and the fifth step until all the pit pressing of the ridge is finished.
Example 2
Referring to fig. 1-5, the embodiment of the invention provides a pit pressing device for peanut seeding, which comprises a pit pressing mechanism and a seeding mechanism arranged on the pit pressing mechanism, wherein the pit pressing mechanism comprises a vertically arranged pressing rod 1, a limiting ring 2 arranged at the position, close to the lower end, of the pressing rod 1 and a handle 3 arranged at the position, close to the upper end, of the side wall of the pressing rod 1.
The pit pressing device comprises two pit pressing mechanisms which are fixedly connected through a connecting beam 4;
a support sleeve 5 is sleeved above the limiting ring 2 on the periphery of each compression bar 1, the support sleeve 5 is provided with a strip-shaped through hole 6 matched with the handle 3, and the handle 3 can move up and down along the strip-shaped through hole 6; one of the supporting sleeves 5 is provided with a guide unit near two end portions respectively, the supporting sleeves 5 can slide back and forth along the guide unit, one end of the connecting beam 4 is fixedly connected with the guide unit, and the other end of the connecting beam 4 is fixedly connected with the other supporting sleeve 5.
The seeding mechanism consists of a seed taking unit and a seed discharging unit connected with the seed taking unit;
the seed taking unit comprises two parallel support rods 14 arranged on the support sleeve 5 and a square seed box 15 fixedly arranged on the support rods 14, one end of each support rod 14 is fixedly arranged at the lower part of the middle of the outer side wall of the support sleeve 5, and the seed box 15 is arranged close to the support sleeve 5; the upper end of the seed box 15 is open, the bottom of the seed box 15 is provided with a seed guide wheel 16, the seed guide wheel 16 is respectively hinged with the two support rods 14 through a rotating shaft, and the circumferential surface of the seed guide wheel 16 is uniformly provided with a plurality of seed storage grooves; a seed outlet is arranged at the lower part of the side wall of the seed box 15 far away from the supporting sleeve 5, the other three side walls of the seed box 15 are tightly attached to the seed guide wheel 16, the upper edge of the seed outlet is tangent to the seed guide wheel 16, and the seed sowing unit is arranged below the seed outlet;
the seed taking unit further comprises a driving assembly capable of driving the seed guiding wheel 16 to rotate, the driving assembly comprises a crown gear 18 and a driving arm 17, the crown gear 18 is coaxially arranged with the seed guiding wheel 16, the driving arm 17 is used for driving the crown gear to rotate, one end of the rotating shaft penetrates through the supporting rod 14 to be fixedly connected with the crown gear 18, a limiting sliding chute plate 19 is arranged on the supporting sleeve 5, the driving arm 17 is arranged in a longitudinal sliding chute of the limiting sliding chute plate 19 in a sliding mode, and the upper end of the driving arm 17 is connected with the handle 3; two driving teeth 25 which can contact the teeth of the crown gear 18 and push the crown gear 18 to rotate are arranged on the upper and lower centers of the inner side surface of the lower end of the driving arm 17 symmetrically. The distance between the two drive teeth 25 is slightly greater than the radial length of a single tooth of the crown wheel 18. The upper end of the driving arm 17 is fixedly connected with the lower end of a connecting arm 20, two parallel limiting rods 21 are arranged on the side wall of the connecting arm 20 close to the upper end, and the two limiting rods 21 are respectively arranged above and below the handle 3.
The seed discharging unit comprises a seed discharging pipe 22 arranged at the rear of the supporting sleeve 5 and an inoculation hose 23 connected with a pipe orifice at the upper end of the seed discharging pipe 22, the pipe orifice at the upper end of the inoculation hose 23 is arranged below the seed outlet, the upper end of the inoculation hose 23 is fixed on the supporting rod 14, the seed discharging pipe 22 is fixedly connected with the supporting sleeve 5 through a supporting beam 24, and the supporting beam 24 is arranged above the guiding unit; the supporting beam 24 comprises an inner cylinder and an outer cylinder sleeved with the inner cylinder, a plurality of positioning through holes are formed in the side walls of the inner cylinder and the outer cylinder, and the inner cylinder and the outer cylinder are fixed through bolts penetrating through the positioning through holes.
The guide unit comprises a guide square block 7, the guide square block 7 is provided with a guide rail which is penetrated up and down, and a limiting square block 8 matched with the guide rail for use is sleeved at the position, close to the two ends, of the support sleeve 5; the guide block 7 is provided with a limiting track which is communicated from left to right, and the left side wall and the right side wall of the limiting block 8 are respectively provided with a guide roller 9 which is matched with the limiting track;
a plurality of first adjusting through holes 10 corresponding to the corresponding positions are respectively arranged on the left side wall and the right side wall of the guide square 7, and the stroke of the guide unit of the support sleeve 5 is adjusted by bolts penetrating through the first adjusting through holes 10.
The pit pressing device also comprises a roller 11 arranged on the connecting beam 4 below.
The bottom of the pressure lever 1 is provided with a pressure head 12, and the bottom end of the pressure head 12 is hemispherical.
The utility model discloses a spacing ring, including depression bar 1, spacing ring 2, the depression bar is provided with the external screw thread near lower extreme position, 2 inside walls of spacing ring be provided with the internal thread that external screw thread fit used, 2 tops of spacing ring be provided with 1 threaded connection's of depression bar lock nut. The depth of the indentation can be adjusted by adjusting the position of the spacing ring 2.
The tie-beam 4 include interior pole and with the outer pole that interior pole cup jointed, interior pole with all be provided with a plurality of second adjusting through-holes 13 on the outer pole lateral wall, interior pole with the outer pole passes through one the bolt fastening of second adjusting through-hole 13. The length of the connecting beam 4 can be adjusted according to the width of the ridge.
In order to better achieve the aim, the invention also provides a pit pressing method by using the pit pressing device for peanut seeding, which comprises the following steps:
firstly, an operator adjusts the length of the connecting beam 4 through the second adjusting through hole 13 according to the width of a ridge to control the transverse spacing distance of peanut seeding; then the stroke of the guide unit is adjusted through the first adjusting through hole 10 to control the longitudinal spacing distance of peanut seeding; the peanut sowing depth is controlled by adjusting the height of the limiting ring 2;
secondly, an operator respectively holds the two handles 3 with two hands, places the roller 11 on the ridge, and adjusts the position of the roller 11 to enable the distances between the two pressing heads 12 and the two sides of the ridge to be equal;
thirdly, pressing down by the first hand of an operator to enable the first pressure head 12 to be pressed underground until the limiting ring 2 is in contact with the ground, and completing first indentation;
fourthly, keeping the first hand pressed down, then lifting the handle 3 with the second hand to drive the corresponding support sleeve 5 to move forwards by the limited stroke of the guide unit and then press downwards, so that the second pressure head 12 is pressed underground until the limiting ring 2 is contacted with the ground, and a second indentation is completed;
fifthly, keeping the second hand pressed down, lifting the handle 3 with the first hand of the operator to drive the corresponding support sleeve 5 to move forwards by the limited stroke of the guide unit and then press downwards, so that the first pressure head 12 is pressed underground until the limiting ring 2 is contacted with the ground, and a pit is finished; the handle 3 drives the driving arm 17 to press downwards while pit pressing, so that the seed guide wheel 16 rotates to drive peanut seeds to fall from the seed outlet to an inoculation hose 23, and then fall into the pit pressed before through the seed discharge pipe 22;
and sixthly, repeating the fourth step and the fifth step until all the pit pressing of the ridge is finished.
The technical features of the present invention which are not described in the above embodiments may be implemented by or using the prior art, and are not described herein again, of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and variations, modifications, additions or substitutions which may be made by those skilled in the art within the spirit and scope of the present invention should also fall within the protection scope of the present invention.