CN111630988A - Garlic seeder capable of adjusting seeding depth - Google Patents
Garlic seeder capable of adjusting seeding depth Download PDFInfo
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- CN111630988A CN111630988A CN202010635304.0A CN202010635304A CN111630988A CN 111630988 A CN111630988 A CN 111630988A CN 202010635304 A CN202010635304 A CN 202010635304A CN 111630988 A CN111630988 A CN 111630988A
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- garlic
- seed
- chain
- seeding device
- transmission
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C9/00—Potato planters
- A01C9/08—Potato planters with other distributing devices, e.g. flaps, screws, horizontal turning plates
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/062—Devices for making drills or furrows
- A01C5/064—Devices for making drills or furrows with rotating tools
Abstract
The invention discloses a garlic seeder capable of adjusting seeding depth, and belongs to the technical field of garlic seeding machinery. A garlic seeding device height adjusting mechanism is arranged between the rack and the garlic seeding device, and comprises a garlic seeding device height adjusting structure and a garlic seeding device primary transmission chain tensioning structure; the garlic seeding device height adjusting structure comprises a garlic seeding device fixing part fixed with the garlic seeding device, and a garlic seeding device vertical distance adjusting structure is arranged between the garlic seeding device fixing part and the rack so as to adjust the vertical relative position between the garlic seeding device fixing part and the rack; the primary transmission chain tensioning structure of the garlic seeding device comprises a tensioning wheel meshed with the primary transmission chain of the garlic seeding device. The novel seeder has the characteristics of uniform adjustment of the seeding depth, convenient and quick adjustment mode and the like.
Description
Technical Field
The invention relates to the technical field of garlic sowing machinery.
Background
To different garlic planting varieties and different soil planting environment, there is different demand to garlic depth of sowing, therefore, when carrying out garlic seeding operation, need have pertinence ground adjustment garlic depth of planting, namely, to adjust the dive degree of depth of furrow opener according to the demand, the garlic seeder that is suitable for at present, when carrying out the depth of furrow adjustment to the furrow opener, need carry out the adjustment of degree of depth distance ground to each furrow opener, the operation is more loaded down with trivial details, and because the furrow opener is located the seeder bottom, the operation degree of difficulty is great, because need adjust the furrow opener one by one, it is relatively poor to adjust degree of depth wholeness and unity, the depth of furrow is inevitable to cause the depth to differ, cause the influence to seeding quality.
Disclosure of Invention
The invention aims to provide a garlic seeder capable of adjusting the seeding depth, which has the characteristics of uniform seeding depth adjustment, convenient and quick adjusting mode and the like.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a garlic seeder capable of adjusting seeding depth comprises a frame provided with wheels, wherein a garlic seeding device and a group of furrow openers are arranged on the frame, and the garlic seeding device comprises a group of garlic seeding devices and a garlic seeding box; each furrow opener is arranged at the bottom of each garlic seed sowing device, each garlic seed sowing device is embedded and fixed with the garlic seed sowing device at intervals along the length direction of the box body of the garlic seed sowing box, and is provided with a garlic seed sowing device transmission structure which is used for being in transmission connection with each garlic seed sowing device, a driving device drives a garlic sowing device driving chain wheel arranged on a rack to rotate through a power transmission structure, the garlic sowing device driving chain wheel drives the garlic seed sowing device transmission structure to rotate through a garlic sowing device chain transmission structure so as to enable the chain wheel of each garlic seed sowing device to rotate, the garlic sowing device chain transmission structure comprises a garlic sowing device primary transmission chain, one end of the garlic sowing device primary transmission chain is in transmission connection,
a garlic seeding device height adjusting mechanism is arranged between the rack and the garlic seeding device, and comprises a garlic seeding device height adjusting structure and a garlic seeding device primary transmission chain tensioning structure;
the garlic seeding device height adjusting structure comprises a garlic seeding device fixing part fixed with the garlic seeding device, and a garlic seeding device vertical distance adjusting structure is arranged between the garlic seeding device fixing part and the rack so as to adjust the vertical relative position between the garlic seeding device fixing part and the rack;
the first-level transmission chain tensioning structure of the garlic seeding device comprises a tensioning wheel meshed with the first-level transmission chain of the garlic seeding device, the tensioning wheel is arranged on a resistance point of a tensioning lever, a fulcrum of the tensioning lever is rotatably connected with the frame or the garlic seeding device, a power point of the tensioning lever is provided with a tensioning spring which enables the tensioning wheel to be tightly pressed on the first-level transmission chain of the garlic seeding device, and when the vertical distance adjusting structure of the garlic seeding device is adjusted to enable the distance between the frame and the garlic seeding device to be changed, the first-level transmission chain of the garlic seeding device always keeps in a tensioning state.
The invention further improves that:
the vertical distance adjusting structure of the garlic seeding device is a screw rod adjusting structure and comprises a vertically arranged adjusting rod, the lower end of the height adjusting rod is connected with the rack, the upper end of the height adjusting rod is connected with a garlic seeding device fixing part, one of the two connecting parts is a threaded connecting part, an axial positioning structure is arranged between the other connecting part and the height adjusting rod, when the height adjusting rod is rotated, the height adjusting rod is displaced relative to the vertical relative position of the threaded connecting part, and the connecting part with the axial positioning structure moves up and down along with the height adjusting rod, so that the vertical relative position between the garlic seeding device fixing part and the rack is adjusted, and the purpose of adjusting the distance between a garlic seed metering opening of the garlic seed metering device and the ground is achieved.
The garlic seeder fixed part includes a garlic seeder supporting beam, is equipped with the lead screw at a garlic seeder supporting beam both ends and adjusts the structure mounting panel, and a garlic seeder supporting beam is together fixed with the garlic seeder, and the lead screw is adjusted the structure and is two, sets up respectively in the position corresponding with two lead screw regulation structure mounting panels, and altitude mixture control pole's lower extreme and frame threaded connection, lead screw regulation structure mounting panel are equipped with axial positioning structure: the shaft sleeve is fixed on the mounting plate of the screw rod adjusting structure, the height adjusting rod is connected with the shaft hole of the shaft sleeve in a sliding fit mode, and a shaft shoulder corresponding to the lower end of the shaft sleeve is arranged on the height adjusting rod so as to support the garlic seeding device to move up and down along with the height adjusting rod through the fixing part of the garlic seeding device.
The two lead screw adjusting structures are also respectively provided with a sowing depth indicating structure, the sowing depth indicating structure comprises a depth pointer and a height graduation groove which are vertically arranged, the depth pointer is vertically fixed on the garlic sowing device, the height graduation groove is arranged on the rack, when the vertical relative position between the garlic sowing device and the rack is adjusted, the depth pointer correspondingly changes relative to the height graduation groove position to indicate the sowing depth, and therefore the lead screw adjusting structures at the left end and the right end are adjusted in a balanced mode, and the sowing depth of each garlic seed sowing device is the same.
The garlic seed sowing device comprises a garlic conveying chain supporting structure, a garlic conveying chain and a garlic seed falling prevention shield; the garlic conveying chain supporting structure comprises a seed metering device bracket and a plurality of chain wheels which are rotationally connected with the seed metering device bracket; the garlic conveying chain comprises a chain and composite seed scoops, and the composite seed scoops are fixed on the chain at intervals; the chain is engaged with each chain wheel and is supported by the chain wheel to form an annular garlic conveying chain transmission connecting structure with a garlic seed conveying and sowing channel, the garlic seed conveying and sowing channel sequentially comprises the following parts in the advancing direction of the chain: firstly, a garlic seed picking section is conveyed from bottom to top, the upper end of the garlic seed picking section is forwards bent by a rear chain wheel to enter a garlic seed selecting section conveyed from back to front, the front end of the garlic seed selecting section is downwards bent by a front chain wheel to enter a garlic seed sowing section conveyed from top to bottom, and the lower end of the garlic seed sowing section is bent by a lower chain wheel; the combined type seed spoon comprises a seed taking spoon and a seed selecting spoon, wherein a cavity of the seed selecting spoon can contain one garlic seed, a cavity of the seed taking spoon can contain more than two garlic seeds, in a garlic seed picking section, an opening of the seed selecting spoon faces backwards, the seed taking spoon is positioned below and behind the seed selecting spoon, and the opening of the seed taking spoon faces upwards; the garlic seed falling prevention shield covers the garlic seed sowing section so as to limit the garlic seeds in the garlic seed falling prevention shield for conveying and prevent the garlic seeds from falling off from a gap between the inner wall of the garlic seed falling prevention shield and the combined type seed spoon; the lower end of the garlic seed falling prevention shield corresponding to the lower end of the garlic seed sowing section is a garlic seed sowing port.
The cavity of the seed taking spoon of the composite seed spoon is communicated with the cavity of the seed selecting spoon to form an L-shaped cavity of the composite seed spoon; the back of the combined type seed spoon is a garlic seed tray formed by the rear end face of the seed taking spoon and the rear end face of the seed selecting spoon so as to accept garlic seeds falling off from the seed selecting spoon of the combined type seed spoon.
The garlic seed falling prevention shield is fixedly connected with the seed metering device bracket; in the garlic conveying chain supporting structure, three chain wheels which are rotatably connected with the seed sowing device support are respectively a rear chain wheel, a front chain wheel and a lower chain wheel so as to support the garlic conveying chain into an inverted triangle, thereby reducing the occupied space at the bottom of the garlic sowing machine, freeing the space to facilitate the installation of wheels and a furrow opener and miniaturizing the garlic sowing machine; the garlic seed metering device is provided with a garlic conveying chain stretching mechanism: the seed sowing device support is provided with a linear guide rail, the lower chain wheel is rotationally connected with the sliding block, and a pressure spring is arranged between the sliding block and the seed sowing device support so as to apply acting force to the lower chain wheel along the direction of the linear guide rail, thereby tightly supporting the garlic conveying chain.
The garlic seed sowing device is characterized in that a seed ditch retainer is arranged at the bottom of the garlic seed sowing device, is made of elastic silica gel and comprises a rotating wheel and anti-slip strips, the wheel surface of the rotating wheel is a cylindrical surface, and the anti-slip strips are arranged on the wheel surface at intervals; the seed ditch retainer is connected with the bottom of the seed sowing device support in a rolling manner, the seed ditch retainer is positioned at the rear end of a seed sowing port of garlic seeds, the front end of the seed ditch retainer is embedded into a gap between a left wing of the furrow opener and a right wing of the furrow opener, so that hilling on two sides of a ditch opened by the furrow opener is blocked by the rotating wheel when the rear ends of the left wing of the furrow opener and the right wing of the furrow opener are backfilled, and the width of the seed ditch is kept by the wheel surface of the seed ditch, so that the garlic seeds fall into the bottom of the ditch, and the included angle between the left wing of the furrow opener and the right wing of the furrow opener and the underground penetration depth are reduced at the same garlic planting depth, so that the ditching resistance is reduced, and; the anti-slip strips are used for increasing the friction force between the rotating wheels and the ground so as to keep the rotating wheels in a rotating state, and in the advancing process, the garlic seeds are lightly stroked and positioned in the soil, so that the garlic seeds are prevented from being rubbed forwards due to small rotation stop of the rotating wheels caused by the friction force, and the garlic seeds are rubbed forwards away from the sowing position to influence the sowing row spacing.
The transmission structure of the garlic seeder is a shaft hub connection structure: the bearing inner hole of the front chain wheel in each garlic seed sowing device is fixedly connected with the shaft sleeve, the inner hole of the shaft sleeve is a transmission hole, the section of the inner hole is polygonal, the transmission shaft of the garlic seeding device is connected with the transmission hole of each garlic seed sowing device in a sliding fit mode, the section of the transmission shaft of the garlic seeding device is polygonal matched with the section of the inner hole of the shaft sleeve so as to fix the garlic seeding device and the transmission hole in the circumferential direction, and one end of the transmission shaft of the garlic seeding device is provided with a transmission chain wheel which is used for.
A driving device, a wheel transmission chain and a garlic seeding device chain transmission structure are arranged on the rack; the driving device comprises a diesel engine or a gasoline engine, a main clutch and a speed changer, wherein the speed changer converts the high-rotating-speed output of the power output shaft of the diesel engine or the gasoline engine into low-rotating-speed high-torque power output through the power output shaft of the speed changer, and the power transmission between the diesel engine or the gasoline engine and the speed changer is switched on or off through the main clutch; a power output shaft of the transmission drives wheels to rotate through a wheel transmission chain; the chain transmission structure of the garlic seeding device comprises an auxiliary clutch and a garlic seeding device transmission chain, wherein a power output shaft of a speed changer drives a transmission chain wheel at one end of a transmission shaft of the garlic seeding device to rotate through the garlic seeding device transmission chain, so that garlic transmission chains of all garlic seeding devices are driven to rotate, and the power output shaft of the speed changer is connected or disconnected with the power transmission of the transmission shaft of the garlic seeding device through the auxiliary clutch; the rear end of the frame is provided with an operating platform, the operating platform comprises a foldable pedal and a handrail, and a main clutch operating handle and an auxiliary clutch operating handle are arranged on the handrail; the wheels comprise a front wheel and a rear wheel; the surfaces of the front wheel and the rear wheel are provided with axial concave-convex grooves, so that the land grabbing force is increased, and the slipping phenomenon of the garlic seeder in the displacement process is avoided.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
each furrow opener is arranged at the bottom of each garlic seed sowing device, each garlic seed sowing device is embedded and fixed with the garlic seed sowing device at intervals along the length direction of the box body of the garlic seed sowing box, a garlic seeding device height adjusting mechanism is arranged between the rack and the garlic seeding device, and the garlic seeding device height adjusting mechanism comprises a garlic seeding device height adjusting structure and a garlic seeding device primary transmission chain tensioning structure; the vertical relative distance between the ditcher and the wheels can be integrally adjusted by adjusting the vertical relative distance between the garlic seeding device and the rack, so that the ditching depth of the ditcher is uniformly adjusted, the seeding quality is improved, and the chain transmission is not influenced by the change of the distance between the chain wheels; the furrow opener can be separated from the ground through the depth adjusting device, and the transportation and the controllability of the whole machine are convenient. The two screw adjusting structures are respectively arranged on the left side and the right side of the seeder, and the depth adjusting device is convenient and quick to operate.
The novel seeder has the characteristics of uniform adjustment of the seeding depth, convenient and quick adjustment mode and the like.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a height adjustment mechanism of the garlic seeding device of FIG. 1;
FIG. 3 is an isometric view of FIG. 2;
FIG. 4 is a schematic view of the internal structure of FIG. 1;
FIG. 5 is an isometric view of FIG. 1;
FIG. 6 is an isometric view of FIG. 1;
FIG. 7 is a front view of the garlic seed meter of FIG. 1;
FIG. 8 is an isometric view of FIG. 7;
fig. 9 is a partial enlarged view of I in fig. 4.
In the drawings: 1. a frame; 2. a seed metering device support; 3. a chain; 4. a composite seed spoon; 4-1, taking a seed spoon; 4-2, selecting a seed spoon; 4-3, garlic seed trays; 5. a garlic seed discharging box; 6. a shield for preventing garlic seeds from falling; 7. a rear sprocket; 8. a front sprocket; 9. a chain wheel is arranged below; 10. a garlic seed discharging port; 11. a furrow opener; 11-1. a left wing of the furrow opener; 11-2. right wing of the furrow opener; 12. a rotating wheel; 13. anti-slip strips; 14. a shaft sleeve; 15. a transmission shaft of the garlic seeding device; 16. a diesel engine or a gasoline engine; 17. a main clutch; 18. a transmission; 19. an auxiliary clutch; 20. a foldable pedal; 21. a handrail; 22. an auxiliary clutch operating handle; 23. a main clutch operating handle; 24. a front wheel; 25. a rear wheel; 26. a motor; 27. a vertical portion of the strike block; 28. a return spring; 29. a hexagonal shaft; 30. a horizontal portion of the strike block; 31. a primary drive chain; 32. a tension wheel; 33. a tensioning lever; 34. tensioning the spring; 35. a height adjustment lever; 36. a handle; 37. a garlic seeding device support beam; 38. a screw adjusting structure mounting plate; 39. a shaft sleeve; 40. a driving chain wheel of the garlic seeding device; 41. a depth pointer; 42. and (4) carrying out height graduation line marking.
Detailed Description
The invention will be described in further detail below with reference to the figures and specific examples.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description and the description of the attached drawings, and the specific connection mode of each part adopts the conventional means of mature bolts, rivets, welding, sticking and the like in the prior art, and the detailed description is not repeated.
As can be seen from the embodiments shown in fig. 1 to 9, the present embodiment includes a frame 1 provided with wheels, the frame 1 is provided with a garlic seeding device and a set of furrow openers 11, the garlic seeding device includes a set of garlic seeding devices and a garlic seeding box 5; each furrow opener 11 is arranged at the bottom of each garlic seed sowing device, each garlic seed sowing device is embedded and fixed with the garlic seed sowing device at intervals along the length direction of the box body of the garlic seed sowing box 5, and is provided with a garlic seed sowing device transmission structure which is used for being in transmission connection with each garlic seed sowing device, a driving device drives a garlic sowing device driving chain wheel 40 arranged on the frame 1 to rotate through a power transmission structure, the garlic sowing device driving chain wheel 40 drives a garlic seed sowing device transmission structure to rotate through a garlic sowing device chain transmission structure so as to enable the chain wheel of each garlic seed sowing device to rotate, the garlic sowing device chain transmission structure comprises a garlic sowing device primary transmission chain 31, one end of which is in transmission connection with the garlic sowing device driving chain,
a garlic seeding device height adjusting mechanism is arranged between the rack 1 and the garlic seeding device, and comprises a garlic seeding device height adjusting structure and a primary transmission chain tensioning structure of the garlic seeding device;
the garlic seeding device height adjusting structure comprises a garlic seeding device fixing part fixed with the garlic seeding device, and a garlic seeding device vertical distance adjusting structure is arranged between the garlic seeding device fixing part and the rack 1 so as to adjust the vertical relative position between the garlic seeding device fixing part and the rack 1;
the primary transmission chain tensioning structure of the garlic seeding device comprises a tensioning wheel 32 meshed with the primary transmission chain 31 of the garlic seeding device, the tensioning wheel 32 is arranged on a resistance point of a tensioning lever 33, a fulcrum of the tensioning lever 33 is rotatably connected with the rack 1 or the garlic seeding device, a power point of the tensioning lever 33 is provided with a tensioning spring 34 enabling the tensioning wheel 32 to be tightly pressed on the primary transmission chain 31 of the garlic seeding device, and when the vertical distance adjusting structure of the garlic seeding device is adjusted to enable the distance between the rack 1 and the garlic seeding device to be changed, the primary transmission chain 31 of the garlic seeding device keeps in a tensioning state all the time.
The vertical distance adjusting structure of the garlic seeding device is a screw adjusting structure which comprises an adjusting rod 35 which is vertically arranged, a handle 36 which can rotate the height adjusting rod 35 is arranged on the height adjusting rod 35, the lower end of the height adjusting rod 35 is connected with the frame 1, the upper end of the height adjusting rod 35 is connected with a fixed part of the garlic seeding device, in the two connecting parts, one of the connecting parts is a threaded connecting part, an axial positioning structure is arranged between the other connecting part and the height adjusting rod 35, when the height adjusting lever 35 is rotated by the handle 36, the height adjusting lever 35 is displaced vertically relative to the screw coupling portion, the coupling portion having the axial direction positioning structure moves up and down along with the height adjusting lever 35, thereby adjusting the vertical relative position between the fixed part of the garlic seeding device and the frame 1 to achieve the purpose of adjusting the distance between the garlic seed sowing port 10 of the garlic seed sowing device and the ground.
Garlic seeder fixed part includes a garlic seeder supporting beam 37, is equipped with lead screw regulation structure mounting panel 38 at a garlic seeder supporting beam 37 both ends, and a garlic seeder supporting beam 37 is together fixed with the garlic seeder, and the lead screw regulation structure is two, sets up respectively in the position corresponding with two lead screw regulation structure mounting panels 38, and the lower extreme and the 1 threaded connection of frame of altitude mixture control pole 35, lead screw regulation structure mounting panel 38 are equipped with axial positioning structure: a shaft sleeve 39 is fixed on the lead screw adjusting structure mounting plate 38, the height adjusting rod 35 is connected with the shaft hole of the shaft sleeve 39 in a sliding fit manner, and a shaft shoulder 39-1 corresponding to the lower end of the shaft sleeve 39 is arranged on the height adjusting rod 35 so as to support the garlic seeding device to move up and down along with the height adjusting rod 35 through a garlic seeding device fixing part.
The two lead screw adjusting structures are also respectively provided with a sowing depth indicating structure, the sowing depth indicating structure comprises a depth pointer 41 and a height graduation groove 42 which are vertically arranged, the depth pointer 41 is vertically fixed on the garlic sowing device, the height graduation groove 42 is arranged on the rack 1, when the vertical relative position between the garlic sowing device and the rack 1 is adjusted, the depth pointer 41 generates corresponding change relative to the height graduation groove 42 to indicate the sowing depth, and therefore the lead screw adjusting structures at the left end and the right end are adjusted in a balanced mode, and the sowing depth of each garlic seed sowing device is the same.
The garlic seed sowing device comprises a garlic conveying chain supporting structure, a garlic conveying chain and a garlic seed falling prevention shield 6; the garlic conveying chain supporting structure comprises a seed metering device support 2 and a plurality of chain wheels which are rotatably connected with the seed metering device support 2; the garlic conveying chain comprises a chain 3 and composite seed scoops 4, and the composite seed scoops 4 are fixed on the chain 3 at intervals; the chain 3 is engaged with each chain wheel and supported by the chain wheel to form an annular garlic conveying chain transmission connecting structure with a garlic seed conveying and sowing channel, and the garlic seed conveying and sowing channel sequentially comprises the following parts from front to back according to the advancing direction of the chain 3: firstly, a garlic seed picking section is conveyed from bottom to top, the upper end of the garlic seed picking section is forwards bent by a rear chain wheel 7 and enters a garlic seed selecting section conveyed from back to front, the front end of the garlic seed selecting section is downwards bent by a front chain wheel 8 and enters a garlic seed sowing section conveyed from top to bottom, and the lower end of the garlic seed sowing section is bent by a lower chain wheel 9 (the directional descriptions of the garlic seed picking section, the garlic seed selecting section and the garlic seed sowing section are not absolute directions, but general directions, namely relative directions with an inclination angle can also be adopted); the composite seed spoon 4 comprises a seed taking spoon 4-1 and a seed selecting spoon 4-2, wherein the cavity of the seed selecting spoon 4-2 can contain one garlic seed, the cavity of the seed taking spoon 4-1 can contain more than two garlic seeds, in a garlic seed picking section, the opening of the seed selecting spoon 4-2 faces to the rear, and the seed taking spoon 4-1 is positioned below and behind the seed selecting spoon 4-2 and faces upwards; the garlic seed falling prevention shield 6 covers the garlic seed sowing section so as to limit the garlic seeds in the garlic seed falling prevention shield 6 for transmission and prevent the garlic seeds from falling off from a gap between the inner wall of the garlic seed falling prevention shield 6 and the combined type seed spoon 4; the lower end of the garlic seed falling prevention shield 6 corresponding to the lower end of the garlic seed sowing section is provided with a garlic seed sowing port 10.
Each garlic seed metering device and the garlic seed metering box 5 are in the following matching relationship: the garlic seed picking section is positioned in the box body of the garlic seed sowing box 5, the garlic seed selecting section is positioned above the garlic seed sowing box 5, the garlic seed sowing section is positioned in front of the box body of the garlic seed sowing box 5, and each garlic seed sowing device is embedded with the garlic seed sowing box 5 through a garlic seed sowing device embedding hole arranged on the box body of the garlic seed sowing box 5;
the driving device drives the garlic transmission chains of the garlic seed sowing devices to rotate through the driving structure of the garlic seeder, the chain 3 drives the combined type seed spoon 4 to transmit from bottom to top in the garlic seed selection section, the seed taking spoon 4-1 picks up a plurality of garlic seeds in the garlic seed sowing box 5 to avoid miss sowing, the garlic seeds are folded forwards through the rear chain wheel 7 to enter the garlic seed selection section which transmits from back to front, the combined type seed spoon 4 is correspondingly turned over, the opening of the seed taking spoon 4-1 faces forwards, so that the garlic seeds in the seed taking spoon 4-1 slide downwards into the seed selecting spoon 4-2, the seed selecting spoon 4-2 takes in 1 garlic seed, the rest garlic seeds fall into the garlic seed sowing box 5, the combined type seed spoon 4 finishes the action of selecting 1 garlic seed in the garlic seed selection section, the waste caused by the rebroadcasting of the garlic seeds is avoided, and the garlic seeds are folded downwards through the front chain wheel 8 to enter the garlic seed sowing section which is transmitted from top to bottom, the combined type seed spoon 4 is correspondingly turned, the cavity of the seed selection spoon 4-2 is inclined downwards from inside to outside (the seed taking spoon and the seed selection spoon have conicity to improve the adaptability of the seed selection spoon, namely, when the garlic seed picking section, the garlic seed selecting section and the garlic seed sowing section have inclined angles, the functions can be realized), so that 1 garlic seed in the seed selection spoon 4-2 slides out from the seed selection cavity, falls downwards in a closed channel formed by the inner wall of the garlic seed falling prevention shield 6, is supported at the back of the combined type seed spoon 4 in front and is discharged from the garlic seed discharging port 10;
the coulters 11 are respectively arranged in front of the garlic seed discharge ports 10, so that the garlic seeds discharged from the garlic seed discharge ports 10 fall into the ditches formed by the coulters 11.
The cavity of the seed taking spoon 4-1 of the composite seed spoon 4 is communicated with the cavity of the seed selecting spoon 4-2 to form an L-shaped cavity of the composite seed spoon; the back of the combined type seed spoon 4 is a garlic seed tray 4-3 formed by the rear end surface of the seed taking spoon 4-1 and the rear end surface of the seed selecting spoon 4-2, so as to accept garlic seeds falling from the seed selecting spoon 4-2 of the combined type seed spoon 4.
The garlic seed falling prevention shield 6 is fixedly connected with the seed sowing device bracket 2; in garlic conveying chain bearing structure, the sprocket of being connected is three with seed metering ware support 2 rotation, and it is rearmounted sprocket 7 respectively, leading sprocket 8 and lower sprocket 9 to support garlic conveying chain into the triangle of falling, thereby reduce garlic seeder bottom occupation space, in order to vacate the installation of the space wheel of being convenient for and furrow opener 11, make the garlic seeder miniaturized.
The garlic seed metering device is provided with a garlic conveying chain stretching mechanism: the seed sowing device support 2 is provided with a linear guide rail, the lower chain wheel 9 is rotationally connected with a slide block, and a pressure spring (not shown in the figure) is arranged between the slide block and the seed sowing device support 2 so as to apply acting force to the lower chain wheel 9 along the direction of the linear guide rail, thereby tightly supporting the garlic conveying chain.
The garlic seed sowing device is characterized in that a seed ditch retainer is arranged at the bottom of the garlic seed sowing device, is made of elastic silica gel and comprises a rotating wheel 12 and anti-slip strips 13, the wheel surface of the rotating wheel 12 is a cylindrical surface, and the anti-slip strips 13 are arranged on the wheel surface at intervals; the seed ditch retainer is connected with the bottom of the seed sowing device bracket 2 in a rolling way, the seed ditch retainer is positioned at the rear end of the garlic seed sowing port 10, and the front end of the seed ditch retainer is embedded into a gap between the left wing 11-1 of the furrow opener and the right wing 11-2 of the furrow opener, so that hilling on two sides of a ditch opened by the furrow opener 11 is blocked by the rotating wheel 12 when the rear ends of the left wing 11-1 of the furrow opener and the right wing 11-2 of the furrow opener are backfilled, and the width of the seed ditch is maintained by the wheel surface of the seed ditch, so that garlic seeds fall into the bottom of the ditch, and the included angle between the left wing 11-1 of the furrow opener and the right wing 11-2 of the furrow opener and the depth of the garlic seeds penetrating into the ground are reduced at the same garlic planting depth, so as to; the anti-slip strips 13 are used for increasing the friction force between the rotating wheels 12 and the ground so as to keep the rotating wheels in a rotating state, and in the advancing process, the garlic seeds are lightly pressed and positioned in the soil, so that the rotating wheels 12 are prevented from stopping rotating due to small friction force and moving forwards, and the garlic seeds are prevented from being forwards rubbed away from the sowing position to influence the sowing row spacing.
The transmission structure of the garlic seeder is a shaft hub connection structure: the bearing inner hole of the front chain wheel 8 in each garlic seed sowing device is fixedly connected with the shaft sleeve 14, the inner hole of the shaft sleeve 14 is a transmission hole, the section of the inner hole is polygonal, the transmission shaft 15 of the garlic seeding device is connected with the transmission hole of each garlic seed sowing device in a sliding fit mode, the section of the transmission shaft 15 of the garlic seeding device is polygonal matched with the section of the inner hole of the shaft sleeve 14 so as to fix the garlic seeding device and the transmission hole in the circumferential direction, and one end of the transmission shaft 15 of the garlic seeding device is provided with the transmission chain wheel which is used for.
A driving device, a wheel transmission chain and a garlic seeding device chain transmission structure are arranged on the frame 1; the driving device comprises a diesel engine or a gasoline engine 16, a main clutch 17 and a transmission 18, wherein the transmission 18 converts high-speed output of a power output shaft of the diesel engine or the gasoline engine 16 into low-speed high-torque power output through the power output shaft of the transmission 18, and switches on or off power transmission between the diesel engine or the gasoline engine 16 and the transmission 18 through the main clutch 17; two chain wheels are arranged on a power output shaft of the speed changer 18 and are respectively in transmission connection with a wheel transmission chain and a garlic seeding device transmission chain; a power output shaft of the speed changer 18 drives wheels to rotate through a wheel transmission chain; the chain transmission structure of the garlic seeding device comprises an auxiliary clutch 19 and a garlic seeding device transmission chain, a garlic seeding device driving chain wheel 40 on a power output shaft of the speed changer 18 drives a driving chain wheel at one end of a garlic seeding device transmission shaft 15 to rotate through the garlic seeding device transmission chain, so that the garlic transmission chain of each garlic seeding device is driven to rotate, and the power transmission between the power output shaft of the speed changer 18 and the garlic seeding device transmission shaft 15 is switched on or switched off through the auxiliary clutch 19 (fixed on the garlic seeding device).
The rear end of the frame 1 is provided with an operating platform which comprises a foldable pedal 20 and an armrest 21, and a main clutch operating handle 23 and an auxiliary clutch operating handle 22 are arranged on the armrest 21.
The wheels include a front wheel 24 and a rear wheel 25; the front wheel and the rear wheel are in transmission connection through a transmission chain, so that the front wheel 24 and the rear wheel 25 are jointly used as driving wheels, axial concave-convex grooves are formed in the surfaces of the front wheel and the rear wheel, the ground grabbing force is increased, and the garlic seeder is prevented from slipping in the displacement process.
Claims (10)
1. The garlic seeder capable of adjusting the seeding depth is characterized by comprising a rack (1) provided with wheels, wherein a garlic seeding device and a group of furrow openers (11) are arranged on the rack (1), and the garlic seeding device comprises a group of garlic seeding devices and a garlic seeding box (5); each furrow opener (11) is arranged at the bottom of each garlic seed sowing device, each garlic seed sowing device is embedded and fixed with the garlic seed sowing device along the length direction of the garlic seed sowing box (5) at intervals, and is provided with a garlic seeder transmission structure for being in transmission connection with each garlic seed sowing device, a driving device drives a garlic seeding device driving chain wheel (40) arranged on the rack (1) to rotate through a power transmission structure, the garlic seeding device driving chain wheel (40) drives the garlic seeder transmission structure to rotate through a garlic seeding device chain transmission structure so as to enable the chain wheel of each garlic seed sowing device to rotate, and the garlic seeding device chain transmission structure comprises a garlic seeding device primary transmission chain (31) with one end in transmission connection with the garlic seeding device driving chain wheel (40);
a garlic seeding device height adjusting mechanism is arranged between the rack (1) and the garlic seeding device, and comprises a garlic seeding device height adjusting structure and a first-stage transmission chain tensioning structure of the garlic seeding device;
the garlic seeding device height adjusting structure comprises a garlic seeding device fixing part fixed together with the garlic seeding device, and a garlic seeding device vertical distance adjusting structure is arranged between the garlic seeding device fixing part and the rack (1) so as to adjust the vertical relative position between the garlic seeding device fixing part and the rack (1);
the primary transmission chain tensioning structure of the garlic seeding device comprises a tensioning wheel (32) meshed with the primary transmission chain (31) of the garlic seeding device, wherein the tensioning wheel (32) is arranged at a resistance point of a tensioning lever (33), a fulcrum of the tensioning lever (33) is rotationally connected with the rack (1) or the garlic seeding device, a power point of the tensioning lever (33) is provided with a tensioning spring (34) which enables the tensioning wheel (32) to be tightly pressed on the primary transmission chain (31) of the garlic seeding device, and when the vertical distance adjusting structure of the garlic seeding device is adjusted to enable the distance between the rack (1) and the garlic seeding device to be changed, the primary transmission chain (31) of the garlic seeding device is always kept in a tensioning state.
2. The garlic seeder capable of adjusting the seeding depth as claimed in claim 1, wherein: the garlic seeding device vertical distance adjusting structure is a screw rod adjusting structure and comprises a vertically arranged adjusting rod (35), the lower end of the height adjusting rod (35) is connected with the rack (1), the upper end of the height adjusting rod (35) is connected with the garlic seeding device fixing part, one of the two connecting parts is a threaded connecting part, an axial positioning structure is arranged between the other connecting part and the height adjusting rod (35), when the height adjusting rod (35) is rotated, the height adjusting rod (35) is displaced relative to the vertical position of the threaded connecting part, the connecting part with the axial positioning structure moves up and down along with the height adjusting rod (35), so that the vertical relative position between the garlic seeding device fixing part and the rack (1) is adjusted, so as to achieve the purpose of adjusting the distance between the garlic seed sowing port (10) of the garlic seed sowing device and the ground.
3. The garlic seeder capable of adjusting the seeding depth according to claim 1 or 2, wherein: garlic seeder fixed part includes garlic seeder supporting beam (37) both ends are equipped with lead screw regulation structure mounting panel (38), garlic seeder supporting beam (37) with the garlic seeder is together fixed, the lead screw regulation structure is two, sets up respectively with two the corresponding position of lead screw regulation structure mounting panel (38), the lower extreme of altitude mixture control pole (35) with frame (1) threaded connection, lead screw regulation structure mounting panel (38) are equipped with axial positioning structure: the garlic seeding device is characterized in that a shaft sleeve (39) is fixed on a screw rod adjusting structure mounting plate (38), a height adjusting rod (35) is connected with a shaft hole of the shaft sleeve (39) in a sliding fit mode, a shaft shoulder (39-1) corresponding to the lower end of the shaft sleeve (39) is arranged on the height adjusting rod (35), and the garlic seeding device is supported by a garlic seeding device fixing part and moves up and down along with the height adjusting rod (35).
4. The garlic seeder capable of adjusting the seeding depth as claimed in claim 3, wherein: the two lead screw adjusting structures are also respectively provided with a sowing depth indicating structure, the sowing depth indicating structure comprises a depth pointer (41) and a height graduation groove (42) which are vertically arranged, the depth pointer (41) is vertically fixed on the garlic sowing device, the height graduation groove (42) is arranged on the rack (1), when the vertical relative position between the garlic sowing device and the rack (1) is adjusted, the depth pointer (41) correspondingly changes relative to the height graduation groove (42) to indicate the sowing depth, so that the lead screw adjusting structures at the left end and the right end are adjusted in a balanced manner, and the sowing depth of each garlic seed metering device is the same.
5. The garlic seeder capable of adjusting the seeding depth as claimed in claim 4, wherein: the garlic seed sowing device comprises a garlic conveying chain supporting structure, a garlic conveying chain and a garlic seed falling prevention shield (6); the garlic conveying chain supporting structure comprises a seed metering device bracket (2) and a plurality of chain wheels which are rotatably connected with the seed metering device bracket (2); the garlic conveying chain comprises a chain (3) and composite seed scoops (4), and the composite seed scoops (4) are fixed on the chain (3) at intervals; the chain (3) is meshed with and supported by the chain wheels to form an annular garlic conveying chain transmission connecting structure with a garlic seed conveying and sowing channel, and the garlic seed conveying and sowing channel sequentially comprises the following parts from front to back according to the advancing direction of the chain (3): firstly, a garlic seed picking section is conveyed from bottom to top, the upper end of the garlic seed picking section is forwards bent by a rear chain wheel (7) to enter a garlic seed selecting section conveyed from back to front, the front end of the garlic seed selecting section is downwards bent by a front chain wheel (8) to enter a garlic seed sowing section conveyed from top to bottom, and the lower end of the garlic seed sowing section is bent by a lower chain wheel (9); the combined type seed spoon (4) comprises a seed taking spoon (4-1) and a seed selecting spoon (4-2), wherein a cavity of the seed selecting spoon (4-2) can contain one garlic seed, a cavity of the seed taking spoon (4-1) can contain more than two garlic seeds, an opening of the seed selecting spoon (4-2) faces to the rear part in the garlic seed picking section, and the seed taking spoon (4-1) is positioned below and behind the seed selecting spoon (4-2) and faces upwards; the garlic seed falling prevention shield (6) covers the garlic seed sowing section so as to limit the garlic seeds in the garlic seed falling prevention shield (6) for conveying and prevent the garlic seeds from falling off from a gap between the inner wall of the garlic seed falling prevention shield (6) and the combined type seed spoon (4); the lower end of the garlic seed falling prevention shield (6) corresponding to the lower end of the garlic seed sowing section is provided with a garlic seed sowing port (10).
6. The garlic seeder capable of adjusting the seeding depth as claimed in claim 5, wherein: the cavity of the seed taking spoon (4-1) of the composite seed spoon (4) is communicated with the cavity of the seed selecting spoon (4-2) to form an L-shaped cavity of the composite seed spoon; the back of the combined type seed spoon (4) is a garlic seed tray (4-3) formed by the rear end face of the seed taking spoon (4-1) and the rear end face of the seed selecting spoon (4-2) so as to accept garlic seeds falling from the seed selecting spoon (4-2) of the combined type seed spoon (4).
7. The garlic seeder capable of adjusting the seeding depth as claimed in claim 6, wherein: the garlic seed falling prevention shield (6) is fixedly connected with the seed sowing device bracket (2); in the garlic conveying chain supporting structure, three chain wheels which are rotatably connected with the seed sowing device bracket (2) are respectively a rear chain wheel (7), a front chain wheel (8) and a lower chain wheel (9) so as to support the garlic conveying chain into an inverted triangle, so that the occupied space at the bottom of the garlic sowing machine is reduced, the space is vacated, the wheels and the furrow opener (11) are convenient to install, and the garlic sowing machine is miniaturized; the garlic seed metering device is provided with a garlic conveying chain tensioning mechanism: seed metering ware support (2) are equipped with linear guide, put sprocket (9) and slider rotation and be connected the slider with be equipped with the pressure spring between seed metering ware support (2), in order to incite somebody to action under put sprocket (9) and apply the effort along linear guide direction to prop up garlic conveying chain tightly.
8. The garlic seeder capable of adjusting the seeding depth as claimed in claim 7, wherein: a seed furrow holder is arranged at the bottom of the garlic seed metering device, is made of elastic silica gel and comprises a rotating wheel (12) and anti-slip strips (13), the wheel surface of the rotating wheel (12) is a cylindrical surface, and the anti-slip strips (13) are arranged on the wheel surface at intervals; the seed furrow holder is in rolling connection with the bottom of the seed sowing device support (2), is positioned at the rear end of the garlic seed sowing port (10), and the front end of the seed furrow holder is embedded into a gap between the left wing (11-1) of the furrow opener and the right wing (11-2) of the furrow opener, so that hilling on two sides of a furrow opened by the furrow opener (11) is blocked by the rotating wheel (12) when the rear ends of the left wing (11-1) of the furrow opener and the right wing (11-2) of the furrow opener are backfilled, and the width of the seed furrow is kept by the wheel surface of the seed furrow, so that garlic seeds fall into the bottom of the furrow, and therefore, the included angle between the left wing (11-1) of the furrow opener and the right wing (11-2) of the furrow opener and the underground depth are reduced at the same garlic planting depth, so as to reduce the ditching resistance and save energy; the anti-slip strips (13) are used for increasing the friction force between the rotating wheels (12) and the ground so as to keep the rotating wheels in a rotating state, and in the process of advancing, garlic seeds are lightly stroked and positioned in soil, so that the rotating wheels (12) are prevented from stopping rotating and rubbing forwards due to small friction force, and the garlic seeds are rubbed forwards away from the sowing position so as to influence the sowing distance.
9. The garlic seeder capable of adjusting the seeding depth as claimed in claim 8, wherein: the transmission structure of the garlic seeder is a shaft hub connection structure: the garlic seeding device comprises a bearing inner hole of a front chain wheel (8) and shaft sleeves (14) which are fixedly connected in the garlic seeding devices, wherein the inner hole of each shaft sleeve (14) is a transmission hole, the section of each shaft sleeve is polygonal, a transmission shaft (15) of the garlic seeding device is connected with the transmission holes of the garlic seeding devices in a sliding fit manner, the section of the transmission shaft (15) of the garlic seeding device is polygonal and matched with the section of the inner hole of each shaft sleeve (14) so as to fix the sections of the inner holes of the shaft sleeves (14) in a circumferential direction, and one end of the transmission shaft (15) of the garlic seeding device is provided with a transmission chain wheel which.
10. The garlic seeder capable of adjusting the seeding depth as claimed in claim 9, wherein: a driving device, a wheel transmission chain and a garlic seeding device chain transmission structure are arranged on the rack (1); the driving device comprises a diesel engine or a gasoline engine (16), a main clutch (17) and a transmission (18), wherein the transmission (18) converts high-speed output of a power output shaft of the diesel engine or the gasoline engine (16) into low-speed high-torque power output through the power output shaft of the transmission (18), and the power transmission between the diesel engine or the gasoline engine (16) and the transmission (18) is switched on or off through the main clutch (17); the power output shaft of the speed changer (18) drives wheels to rotate through a wheel transmission chain; the chain transmission structure of the garlic seeding device comprises an auxiliary clutch (19) and a garlic seeding device transmission chain, wherein a power output shaft of the speed changer (18) drives a transmission chain wheel at one end of a garlic seeding device transmission shaft (15) to rotate through the garlic seeding device transmission chain, so that garlic transmission chains of all garlic seeding devices are driven to rotate, and the power output shaft of the speed changer (18) is connected or disconnected with the power transmission of the garlic seeding device transmission shaft (15) through the auxiliary clutch (19); an operating platform is arranged at the rear end of the rack (1), the operating platform comprises a foldable pedal (20) and an armrest (21), and a main clutch operating handle (23) and an auxiliary clutch operating handle (22) are mounted on the armrest (21); said wheels comprising a front wheel (24) and a rear wheel (25); the front wheel and the surface of the rear wheel are provided with axial concave-convex grooves, so that the land grabbing force is increased, and the slipping phenomenon of the garlic seeder in the displacement process is avoided.
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| CN202010635304.0A CN111630988A (en) | 2020-07-03 | 2020-07-03 | Garlic seeder capable of adjusting seeding depth |
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| CN202010635304.0A CN111630988A (en) | 2020-07-03 | 2020-07-03 | Garlic seeder capable of adjusting seeding depth |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114287208A (en) * | 2021-12-23 | 2022-04-08 | 徐州工程学院 | Remote control type garlic seeder and seeding method |
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