CN112205125B

CN112205125B - Efficient pit drilling device for nursery stock planting and using method thereof

Info

Publication number: CN112205125B
Application number: CN202011098083.4A
Authority: CN
Inventors: 何根生
Original assignee: Beijing Xingnan Landscaping Co ltd
Current assignee: Beijing Xingnan Landscaping Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2022-01-28
Anticipated expiration: 2040-10-14
Also published as: CN112205125A

Abstract

The utility model relates to a seedling planting is with high-efficient device of boring and application method thereof, the engine comprises a base, the fixed conveying section of thick bamboo that is provided with on the engine base, be provided with conveying assembly in the conveying section of thick bamboo, one side of conveying section of thick bamboo is provided with the multiunit subassembly of boring, it includes the solid fixed cylinder to bore the subassembly of boring, drilling rod and spiral sword, solid fixed cylinder and conveying section of thick bamboo fixed connection, and with the inside intercommunication of conveying section of thick bamboo, the solid fixed cylinder is vertical to be set up, and the bottom is the opening form, the coaxial setting of drilling rod is in the solid fixed cylinder, and rotate with the solid fixed cylinder and be connected, the drilling rod bottom stretches out solid fixed cylinder bottom, the spiral sword is the heliciform cover along the axis direction of drilling rod and establishes on the drilling rod, be provided with the first drive assembly of drive drilling rod pivoted on the solid fixed cylinder. This application has and makes the device of boring a pit can bore out a plurality of planting pits simultaneously, improves the effect of boring pit efficiency.

Description

Efficient pit drilling device for nursery stock planting and using method thereof

Technical Field

The application relates to the field of garden planting machinery, in particular to a high-efficiency pit drilling device for seedling planting and a using method thereof.

Background

In garden seedling cultivation and afforestation operation, often need drill out on the ground and plant the pit and be used for planting the nursery stock, in order to satisfy the needs of boring the pit in batches, it is inevitable trend to adopt mechanical drilling pit, and present boring equipment divides into simple and easy portable hand-held type and automatic walking mechanical type.

The existing Chinese patent with reference to the publication number CN107593040A discloses a seedling planting earth boring machine, which comprises a cart, wherein a supporting plate is vertically connected to the left side of the top of the cart, an up-down moving mechanism is arranged on the supporting plate, a mounting plate is connected to the up-down moving mechanism, an earth boring device is arranged at the bottom of the mounting plate, the earth boring device can move downwards through the up-down moving mechanism to quickly dig the earth, and therefore the earth boring speed of the earth boring machine is improved.

In view of the above related technologies, the inventor believes that the existing pit drilling device can only drill one planting pit at a time when drilling a pit, and obviously the efficiency is too low when a large number of pits are required to be drilled, so that the pit drilling efficiency requirement is difficult to meet.

Disclosure of Invention

In order to make the hole drilling device can drill out a plurality of planting holes simultaneously, improve and bore hole efficiency, the application provides a nursery stock is planted with high-efficient hole drilling device and application method thereof.

In a first aspect, the application provides a high-efficiency pit drilling device for nursery stock planting and a use method thereof, and the following technical scheme is adopted:

a high-efficiency pit drilling device for nursery stock planting comprises a base, wherein a conveying cylinder is fixedly arranged on the base, a conveying assembly is arranged in the conveying cylinder, the conveying assembly comprises a conveying rod rotatably connected with the conveying cylinder, a conveying piece for driving the conveying rod to rotate and a conveying spiral ring fixedly sleeved on the conveying rod, the conveying piece is fixedly arranged on the conveying cylinder, the conveying spiral ring is spiral along the length direction of the conveying rod, and a conveying opening is formed in the conveying cylinder; one side of a conveying cylinder is provided with the multiunit and bores the hole subassembly, it includes the solid fixed cylinder to bore the hole subassembly, drilling rod and spiral sword, gu fixed cylinder and conveying cylinder fixed connection, and with the inside intercommunication of conveying cylinder, gu the vertical setting of fixed cylinder, and the bottom is the opening form, the coaxial setting of drilling rod is in the solid fixed cylinder to rotate with the solid fixed cylinder and be connected, the solid fixed cylinder bottom is stretched out to the drilling rod bottom, the spiral sword is the heliciform cover along the axis direction of drilling rod and establishes on the drilling rod, be provided with the first drive assembly of drive drilling rod pivoted on the solid fixed cylinder.

By adopting the technical scheme, as the conveying cylinder is provided with the plurality of groups of pit drilling assemblies, when the pit drilling device is used, the first driving assembly drives the drill rods on the plurality of groups of pit drilling assemblies to rotate simultaneously, and drills pits on the ground and drives the spiral cutter to rotate, soil dug out in the pit drilling process is conveyed upwards into the fixed cylinder along the spiral direction of the spiral cutter and enters the conveying cylinder from the fixed cylinder; carry a drive to carry the pole at the conveying cylinder internal rotation to drive and carry the helicoidal and rotate, the soil that gets into in the conveying cylinder is carried to delivery port department along with the rotation process of carrying the helicoidal, and falls by the delivery port, thereby realized boring the process of digging of pit device to planting the pit, made the pit device can bore out a plurality of planting pits simultaneously, greatly improved and bored pit efficiency.

Preferably, the fixed plate that is provided with on the transport cylinder, first drive assembly include with the fixed plate rotate the actuating lever of being connected, be used for driving actuating lever pivoted driving motor and be used for driving drilling rod pivoted first bevel gear, driving motor is fixed to be set up on the fixed plate, first bevel gear along the length direction cover of actuating lever be equipped with a plurality ofly to set up with the drilling rod one-to-one.

Through adopting above-mentioned technical scheme, during the use, the driving motor actuating lever rotates on the fixed plate, and the actuating lever can drive a plurality of first bevel gears and rotate simultaneously, because first bevel gear and drilling rod one-to-one set up, can drive the drilling rod that the multiunit bored on the pit subassembly and rotate simultaneously under first bevel gear's effect to the realization rotates the actuating action of process to the drilling rod, and makes a plurality of drilling rods of drive assembly simultaneously rotate, realizes boring the process of digging a plurality of planting pits.

Preferably, the drill rod comprises a drill cylinder and a telescopic rod, the drill cylinder is sleeved on the telescopic rod and is in threaded connection with the telescopic rod, the drill cylinder is fixedly connected with the spiral knife and is fixedly connected with the first bevel gear, and a second driving assembly used for driving the telescopic rod to rotate relative to the drill cylinder is arranged between the drill cylinder and the telescopic rod.

Through adopting above-mentioned technical scheme, when first bevel gear rotated, first bevel gear can drive and bore a section of thick bamboo and spiral sword and rotate, and second drive assembly can drive the telescopic link this moment and rotate for boring a section of thick bamboo, because telescopic link and brill a section of thick bamboo threaded connection, the telescopic link can remove along vertical direction in boring a section of thick bamboo this moment, has not only increased the drilling depth of telescopic link to planting the hole, also can make the telescopic link shrink in boring a section of thick bamboo, has reduced the structural dimension who bores the hole device, and the messenger bores the use of hole device more convenient.

Preferably, the second driving assembly comprises a sun gear, a planet gear and a gear ring, the thickness of the sun gear is larger than that of the planet gear, the sun gear is coaxially and fixedly connected with the telescopic rod, the gear ring is coaxially sleeved on the outer side of the sun gear and fixedly connected with the drill barrel, the planet gear is arranged in the gear ring, the planet gear is meshed with the inner side of the gear ring and meshed with the sun gear, and the planet gear is rotatably connected with the fixing plate around the axis direction of the sun gear.

Through adopting above-mentioned technical scheme, when boring a section of thick bamboo and rotating, the ring gear rotates along with boring a section of thick bamboo, because the inboard meshing of planetary gear and ring gear, and planetary gear and sun gear meshing, when the ring gear rotates, can drive planetary gear and rotate round the axis of ring gear around its self axis pivoted simultaneously, and make planetary gear drive sun gear rotate, thereby make sun gear drive telescopic link and rotate, because ring gear rotation week can drive sun gear and rotate a plurality of weeks, sun gear's rotational speed is faster than the ring gear far away, make the telescopic link rotate for boring a section of thick bamboo, the telescopic link can remove along vertical direction in boring a section of thick bamboo this moment, the drive effect of second drive assembly to telescopic link removal process has been realized.

Preferably, first bevel gear rotates with the actuating lever to be connected, has a plurality of connecting blocks along its length direction sliding connection on the actuating lever, and the caulking groove has been seted up with first bevel gear one-to-one to connecting block on the first bevel gear, and the one end that the actuating lever was kept away from to the connecting block inlays to be established in the caulking groove.

Through adopting above-mentioned technical scheme, during the use, if need not make all drilling subassemblies bore the hole simultaneously, only need slide the connecting block on the drive block, make the connecting block take out from the caulking groove on the first bevel gear, because first bevel gear rotates with the actuating lever to be connected, when the actuating lever rotates, first bevel gear can not rotate along with the actuating lever, the drilling rod can not take place to rotate this moment yet, thereby avoid all drilling subassemblies to bore simultaneously, can adjust and control the process of boring the hole of boring the device, it is more convenient to make the use of boring the device.

Preferably, a spring in a compressed state is fixedly arranged between the connecting block and the driving rod, and the length direction of the spring is the same as that of the connecting block.

Through adopting above-mentioned technical scheme, set up the spring between connecting block and actuating lever, can make the connecting block closely inlay under the effect of spring restoring force and establish in the caulking groove to make first bevel gear and actuating lever zonulae occludens, avoid the connecting block from the caulking groove in roll-off and influence the drilling process of drilling subassembly.

Preferably, the connecting block is fixedly connected with a connecting rod.

Through adopting above-mentioned technical scheme, set up the connecting rod on the connecting block, can make operating personnel grip the connecting rod and slide the connecting block on the actuating lever, make the slip process of connecting block convenient more and easy to operate.

Preferably, the bottom of the telescopic rod is in a tip shape, and a plurality of drilling tools are uniformly fixed on the outer side surface of the bottom of the telescopic rod along the circumferential direction of the outer side surface.

Through adopting above-mentioned technical scheme, set up the brill sword in telescopic link bottom, effectively increased the power of grabbing of drilling rod to ground soil for the process of digging is convenient more and quick with boring of drilling rod, has improved the efficiency of boring the pit device.

Preferably, the length direction of the drill bit is the same as the inclination direction of the outer side surface of the bottom of the telescopic rod, and the bottom end of the drill bit extends to the bottom end of the telescopic rod.

Through adopting above-mentioned technical scheme, the length direction of brill sword is the same with the incline direction of telescopic link bottom lateral surface for the brill sword all is most advanced form with the telescopic link bottom, and the drilling rod of being convenient for inserts and digs in the ground, has further improved the boring efficiency of drilling rod.

In a second aspect, the application provides a method for using a high-efficiency pit drilling device for nursery stock planting, which adopts the following technical scheme:

a use method of a high-efficiency pit drilling device for nursery stock planting comprises the following steps:

s1: placing the base on the ground, and enabling the drill rod to be located right above the pre-drilled pit;

s2: sliding the connecting blocks on the driving rod according to the number of the drilling pits, and embedding the connecting blocks in embedding grooves on the first bevel gears corresponding to the drilling pit assemblies above the positions of the pre-drilling pits;

s3: the conveying member and the driving motor are started.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the conveying cylinder is provided with the plurality of groups of pit drilling assemblies, so that the first driving assembly drives the drill rods on the plurality of groups of pit drilling assemblies to rotate simultaneously and drill pits on the ground, and the pit drilling device can drill a plurality of planting pits simultaneously, thereby greatly improving the pit drilling efficiency;

2. the drilling barrel is in threaded connection with the telescopic rod, and the second driving assembly is arranged between the drilling barrel and the telescopic rod and can drive the telescopic rod to rotate relative to the drilling barrel, so that the drilling depth of the drilling rod to the planting pit is effectively increased, and the pit drilling efficiency is improved;

3. through making first bevel gear and actuating lever rotate to be connected to set up the connecting block between first bevel gear and actuating lever, can avoid all drilling subassemblies to drill simultaneously, thereby adjust and control the process of boring the pit of boring the device.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a cross-sectional view intended to show the delivery assembly;

FIG. 3 is a cross-sectional view intended to show a drilling pit assembly;

FIG. 4 is a sectional view intended to show a second drive assembly;

FIG. 5 is a partial enlarged view at B in FIG. 4;

fig. 6 is a partially enlarged view of a portion a in fig. 1.

Description of reference numerals: 1. a machine base; 11. a universal wheel; 2. a delivery cartridge; 21. a delivery port; 22. a guide plate; 23. a fixing plate; 231. a follower rod; 3. a delivery assembly; 31. a conveying rod; 32. a conveying motor; 33. conveying the spiral coil; 4. drilling a pit assembly; 41. a fixed cylinder; 42. a drill stem; 421. drilling a barrel; 422. a telescopic rod; 4221. drilling a cutter; 43. a spiral knife; 5. a first drive assembly; 51. a drive rod; 511. connecting blocks; 512. a chute; 513. a spring; 514. a connecting rod; 5141. connecting holes; 515. a connecting bolt; 52. a drive motor; 53. a first bevel gear; 531. caulking grooves; 54. a second bevel gear; 6. a second drive assembly; 61. a sun gear; 62. a planetary gear; 621. a planet shaft; 622. a planetary ring; 63. a ring gear; 64. a follower gear.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses nursery stock is planted with high-efficient brill hole device.

Referring to fig. 1, a nursery stock is planted and is used high-efficient brill hole device includes frame 1, and the fixed transport cylinder 2 that is provided with on frame 1 is provided with transport module 3 in the transport cylinder 2, and one side of transport cylinder 2 is provided with multiunit brill hole subassembly 4, is connected with first drive assembly 5 on the brill hole subassembly 4. During the use, first drive assembly 5 drive multiunit is bored pit subassembly 4 and is bored the pit simultaneously to under conveying assembly 3's effect, make the soil of boring carry through conveying cylinder 2, realize boring the process of digging of pit device to a plurality of planting pits simultaneously, improved and bored pit efficiency.

Referring to fig. 2, conveying cylinder 2 is cylindrical and is horizontally arranged above base 1, base 1 is fixedly arranged at four universal wheels 11 at the bottom, conveying opening 21 is opened at one end of conveying cylinder 2, guide plate 22 is arranged at the bottom of conveying opening 21, and guide plate 22 is obliquely arranged and fixedly connected with conveying cylinder 2. The conveying assembly 3 comprises a conveying rod 31, a conveying piece and a conveying spiral ring 33, wherein the conveying rod 31 is coaxially arranged in the conveying cylinder 2 and is rotationally connected with the conveying cylinder 2; the conveying part is a conveying motor 32, the conveying motor 32 is fixedly arranged at one end of the conveying cylinder 2 far away from the conveying opening 21, and an output shaft of the conveying motor 32 is coaxially and fixedly connected with one end of the conveying rod 31; the feed screw 33 is spirally fixed to the feed rod 31 along the longitudinal direction of the feed rod 31.

When soil produced in the drilling and digging process enters the conveying cylinder 2, the conveying motor 32 drives the conveying rod 31 to rotate in the conveying cylinder 2 and drive the conveying helicoid 33 to rotate along with the conveying helicoid 33, at the moment, the soil in the conveying cylinder 2 can move to one side close to the conveying port 21 along the spiral line of the conveying helicoid 33 under the action of the conveying helicoid 33 and fall on the guide plate 22 from the conveying port 21, and then fall along the inclined direction of the guide plate 22, so that the conveying effect on the soil in the planting pit in the drilling and digging process is realized, the soil is prevented from being accumulated in the planting pit, and the pit drilling efficiency of the pit drilling device is improved.

Referring to fig. 1 and 3, a plurality of groups of pit drilling assemblies 4 are uniformly distributed along the length direction of a conveying cylinder 2, each pit drilling assembly 4 comprises a fixed cylinder 41, a drill rod 42 and a spiral cutter 43, each fixed cylinder 41 is cylindrical and vertically arranged, the top of each fixed cylinder 41 is fixedly connected with the conveying cylinder 2, the inside of each fixed cylinder 41 is communicated with the inside of the conveying cylinder 2, the bottom of each fixed cylinder 41 penetrates through a machine base 1 and is fixedly connected with the machine base 1, and the bottom end of each fixed cylinder 41 is open; the drill rod 42 comprises a drill cylinder 421 and a telescopic rod 422, the drill cylinder 421 and the telescopic rod 422 are coaxially arranged with the fixed cylinder 41, the drill cylinder 421 is sleeved on the telescopic rod 422 and is in threaded connection with the telescopic rod 422, a second driving assembly 6 for enabling the telescopic rod 422 to rotate relative to the drill cylinder 421 is arranged between the drill cylinder 421 and the telescopic rod 422, the top ends of the drill cylinder 421 and the telescopic rod 422 are flush with the top surface of the fixed cylinder 41, and are rotatably connected with the fixed cylinder 41, the length of the drilling cylinder 421 is the same as that of the fixed cylinder 41, the bottom of the telescopic rod 422 is in a tip shape, the drill rod extends to the outer side of the drill rod 42, a plurality of drill knives 4221 are uniformly arranged on the outer side surface of the bottom of the telescopic rod 422 along the circumferential direction of the outer side surface, the drill knives 4221 are fixedly connected with the telescopic rod 422, the length direction of the drill knives 4221 is the same as the inclination direction of the outer side surface of the bottom of the telescopic rod 422, the drill knives 4221 are in a tip shape, and the bottom ends of the drill knives 4221 extend to the bottom end of the telescopic rod 422; the spiral knife 43 is spirally sleeved on the drill cylinder 421 along the axial direction of the drill cylinder 421 and is fixedly connected with the drill cylinder 421, and the extension length of the spiral knife 43 is the same as the length of the drill cylinder 421.

When the planting pit is drilled and dug, the first driving assembly 5 drives the drilling barrels 421 on the multiple groups of pit drilling assemblies 4 to rotate in the conveying barrel 2 and drives the spiral cutters 43 to rotate, the second driving rod 51 assembly drives the telescopic rods 422 on the multiple groups of pit drilling assemblies 4 to rotate in the drilling barrels 421, so that the telescopic rods 422 vertically move downwards in the drilling barrels 421 and are in contact with the ground, at the moment, the drilling cutters 4221 at the bottom ends of the telescopic rods 422 drill pits on the ground, soil generated in the pit drilling process moves upwards in the fixed barrel 41 along the spiral direction of the spiral cutters 43 under the action of the spiral cutters 43 and enters the conveying barrel 2 from the top of the fixed barrel 41 to be conveyed, the process of drilling and digging the planting pits by the multiple groups of pit drilling assemblies 4 is achieved, and the pit drilling efficiency of the pit drilling device is improved.

Referring to fig. 3, a fixing plate 23 is fixedly arranged on the conveying cylinder 2, one side of the fixing plate 23, which is far away from the conveying cylinder 2, is located above the plurality of sets of drilling assemblies, the first driving assembly 5 includes a driving rod 51, a driving motor 52, a first bevel gear 53 and a second bevel gear 54, and the driving rod 51 is horizontally arranged above the fixing plate 23 and is rotatably connected with the fixing plate 23; the driving motor 52 is fixedly arranged on the fixing plate 23, and an output shaft of the driving motor 52 is coaxially and fixedly connected with one end of the driving rod 51; the number of the first bevel gears 53 and the number of the second bevel gears 54 are the same as the number of the drilling assemblies, the first bevel gears 53 and the second bevel gears 54 are arranged in one-to-one correspondence with each group of the drilling assemblies, and the first bevel gears 53 are coaxially sleeved on the driving rod 51 and are rotatably connected with the driving rod 51; the second bevel gear 54 is engaged with the first bevel gear 53, and a vertical follower rod 231 is coaxially and fixedly arranged on the second bevel gear 54, and the follower rod 231 penetrates through the fixed plate 23 and is rotatably connected with the fixed plate 23.

Referring to fig. 4 and 5, a plurality of sliding grooves 512 are formed in the driving rod 51, the sliding grooves 512 are arranged in one-to-one correspondence with the first bevel gears 53, the length direction of the sliding grooves 512 is the same as the length direction of the driving rod 51, a connecting block 511 is slidably connected in the sliding grooves 512, a caulking groove 531 is formed in one side of the first bevel gears 53 close to the sliding grooves 512, one end of the connecting block 511 extends to the outer side of the sliding grooves 512 and is embedded in the caulking groove 531, a spring 513 in a compressed state is arranged in the sliding grooves 512, the length direction of the spring 513 is the same as the length direction of the sliding grooves 512, the sliding grooves 512 are located on one side of the connecting block 511 departing from the first bevel gears 53, one end of the spring 513 is fixedly connected with the driving rod 51, the other end of the spring is fixedly connected with the connecting block 511, referring to fig. 5 and 6, one end of the connecting rod 514 far from the connecting block 511 vertically extends downwards to the machine base 1, a connecting hole 5141 is formed in the bottom end of the connecting rod 514, and a connecting bolt 515 is arranged on one side of the connecting rod 514 close to the spring 513, and the connecting bolt 515 is in threaded connection with the machine base 1.

If it is not necessary to drill all the pit drilling assemblies 4 at the same time, the connecting rod 514 corresponding to the pit drilling assembly 4 which does not need to drill the pit moves to the side far from the first bevel gear 53, so that the connecting rod 514 drives the connecting block 511 to slide in the sliding groove 512 to the side far from the first bevel gear 53 and extrude the spring 513, so that the connecting block 511 is taken out from the caulking groove 531 on the first bevel gear 53, at this time, the connecting bolt 515 passes through the connecting hole 5141 at the bottom end of the connecting rod 514, and then the connecting bolt 515 is screwed on the machine base 1, so as to limit the connecting rod 514, when the driving motor 52 drives the driving rod 51 to rotate on the fixing plate 23, at this time, the first bevel gear 53 cannot rotate along with the rotation process of the driving rod 51, thereby adjusting and controlling the pit drilling process of the pit drilling device, and making the use process of the pit drilling device more convenient.

Referring to fig. 4, the second driving assembly 6 comprises a sun gear 61, a planet gear 62, a gear ring 63 and a follower gear 64, the sun gear 61 is positioned on the top of the telescopic rod 422 and is coaxially and fixedly connected with the telescopic rod 422, and the thickness of the sun gear 61 is greater than that of the planet gear 62; the gear ring 63 is positioned at the top of the drill cylinder 421 and is fixedly connected with the drill cylinder 421, the gear ring 63 is coaxially sleeved on the sun gear 61, and the inner diameter of the gear ring 63 is larger than the diameter of the sun gear 61; three planetary gears 62 are uniformly arranged in the gear ring 63 in the axial direction of the gear ring 63, the planetary gears 62 are meshed with the inner side of the gear ring 63 and are meshed with the sun gear 61, the bottom surface of the fixed plate 23 is rotatably connected with a planetary ring 622, the rotating axis of the planetary ring 622 is overlapped with the axis of the sun gear 61, a planetary shaft 621 is coaxially and fixedly arranged on the planetary gears 62, and the planetary shaft 621 is fixedly connected with the planetary ring 622; the follower gear 64 is positioned below the fixed plate 23, the follower gear 64 is coaxially sleeved on the follower rod 231 and is fixedly connected with the follower rod 231, and the follower gear 64 is meshed with the outer side of the gear ring 63.

When the driving motor 52 drives the driving rod 51 to rotate on the fixed plate 23, the driving rod 51 drives the first bevel gear 53 to rotate therewith, and the first bevel gear 53 drives the second bevel gear 54 to rotate, the second bevel gear 54 drives the follower rod 231 and the follower gear 64 to rotate simultaneously, the follower gear 64 drives the ring gear 63 to rotate, the ring gear 63 drives the drill cylinder 421 to rotate therewith, the ring gear 63 drives the planet gear 62 to rotate around its own axis, and simultaneously, the planet gear 62 rotates around the sun gear 61 between the ring gear 63 and the sun gear 61 in the axial direction, and drives the planet ring 622 to rotate on the fixed plate 23, at this time, the planet gear 62 drives the sun gear 61 to rotate, and drives the telescopic rod 422 to rotate therewith, and the rotation speed of the telescopic rod 422 is faster than that of the drill cylinder 421, so as to realize the driving effect on the rotation process of the drill cylinder 421 and the telescopic rod 422, meanwhile, the telescopic rod 422 rotates relative to the drilling barrel 421, and the pit drilling efficiency of the pit drilling device is improved.

The implementation principle of the high-efficiency pit drilling device for nursery stock planting in the embodiment of the application is as follows: when drilling and digging a planting pit, the driving motor 52 drives the driving rod 51 to rotate on the fixed plate 23, the first bevel gears 53 are driven to rotate simultaneously, the first bevel gears 53 drive the second bevel gears 54 to rotate, the second bevel gears 54 drive the follower rod 231 and the follower gear 64 to rotate simultaneously, the gear ring 63 is driven to rotate under the action of the follower gear 64, the gear ring 63 drives the drilling barrels 421 on each group of drilling components to rotate respectively, the gear ring 63 drives the planetary gear 62 to rotate around the axis thereof, the planetary gear 62 is driven to rotate around the sun gear 61 between the gear ring 63 and the sun gear 61 in the axial direction, at the moment, the planetary gear 62 drives the sun gear 61 to rotate, and drives the telescopic rods 422 on each group of drilling components to rotate together, the rotating speed of the telescopic rods 422 is faster than that of the drilling barrels 421, so that the telescopic rods 422 rotate relative to the drilling barrels 421 in the drilling barrels 421, the telescopic rod 422 vertically moves downwards in the drilling barrel 421 and contacts with the ground, at this time, the drilling knife 4221 at the bottom end of the telescopic rod 422 drills a pit on the ground, soil generated in the pit drilling process moves upwards in the fixed barrel 41 along the spiral direction of the spiral knife 43 under the action of the spiral knife 43 and enters the conveying barrel 2 from the top of the fixed barrel 41, at this time, the conveying motor 32 drives the conveying rod 31 to rotate in the conveying barrel 2 and drives the conveying spiral ring 33 to rotate along with the conveying spiral ring 33, soil dug out under the action of the conveying spiral ring 33 moves towards one side close to the conveying port 21 along the spiral line of the conveying spiral ring 33 and falls onto the guide plate 22 from the conveying port 21, and then falls down along the inclined direction of the guide plate 22, so that the pit drilling process of the pit drilling device for simultaneously drilling a plurality of plants is realized, and the pit drilling efficiency of the pit drilling device is improved.

The embodiment of the application also discloses a use method of the efficient pit drilling device for nursery stock planting.

s1: the machine base 1 is placed on the ground, the machine base 1 is pushed, the universal wheels 11 drive the machine base 1 to move on the ground, and the drill rod 42 is positioned right above the pre-drilled pit.

S2: the connecting bolt 515 is taken out from the connecting hole 5141 at the bottom end of the connecting rod 514 according to the number of the drilling pits, at this time, under the restoring force of the spring 513, the spring 513 pushes the connecting block 511 to slide in the sliding groove 512 towards the direction close to the first bevel gear 53, so that the connecting block 511 is embedded in the embedding groove 531 on the first bevel gear 53 corresponding to the drilling pit assembly 4 above the position of the pre-drilling pit.

S3: the conveying motor 32 and the driving motor 52 are started, so that the drill rod 42 drills and digs the planting pits on the ground, soil generated in the drilling and digging process is conveyed through the conveying cylinder 2 through the conveying assembly 3, and the process that the pit drilling device drills and digs a plurality of planting pits at the same time is achieved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The high-efficiency pit drilling device for nursery stock planting comprises a base (1) and is characterized in that a conveying cylinder (2) is fixedly arranged on the base (1), a conveying assembly (3) is arranged in the conveying cylinder (2), the conveying assembly (3) comprises a conveying rod (31) rotatably connected with the conveying cylinder (2), a conveying piece for driving the conveying rod (31) to rotate and a conveying spiral ring (33) fixedly sleeved on the conveying rod (31), the conveying piece is fixedly arranged on the conveying cylinder (2), the conveying spiral ring (33) is spiral along the length direction of the conveying rod (31), and a conveying opening (21) is formed in the conveying cylinder (2); one side of a conveying cylinder (2) is provided with a plurality of groups of pit drilling assemblies (4), each pit drilling assembly (4) comprises a fixed cylinder (41), a drill rod (42) and a spiral cutter (43), each fixed cylinder (41) is fixedly connected with the conveying cylinder (2) and is communicated with the inside of the conveying cylinder (2), each fixed cylinder (41) is vertically arranged, the bottom end of each fixed cylinder is open, the drill rod (42) is coaxially arranged in the corresponding fixed cylinder (41) and is rotatably connected with the corresponding fixed cylinder (41), the bottom end of each drill rod (42) extends out of the bottom of the corresponding fixed cylinder (41), the spiral cutters (43) are spirally sleeved on the drill rod (42) along the axial direction of the drill rod (42), and each fixed cylinder (41) is provided with a first driving assembly (5) for driving the drill rod (42) to rotate; the conveying cylinder (2) is fixedly provided with a fixing plate (23), the first driving assembly (5) comprises a driving rod (51) rotatably connected with the fixing plate (23), a driving motor (52) used for driving the driving rod (51) to rotate and a first bevel gear (53) used for driving the drill rod (42) to rotate, the driving motor (52) is fixedly arranged on the fixing plate (23), and a plurality of first bevel gears (53) are sleeved along the length direction of the driving rod (51) and are arranged in one-to-one correspondence with the drill rod (42); the first bevel gear (53) is rotatably connected with the driving rod (51), a plurality of connecting blocks (511) are slidably connected to the driving rod (51) along the length direction of the driving rod, the connecting blocks (511) are arranged in one-to-one correspondence with the first bevel gear (53), a caulking groove (531) is formed in the first bevel gear (53), and one end, far away from the driving rod (51), of each connecting block (511) is embedded in the caulking groove (531); a spring (513) in a compression state is fixedly arranged between the connecting block (511) and the driving rod (51), and the length direction of the spring (513) is the same as that of the connecting block (511).

2. The high-efficiency pit drilling device for nursery stock planting according to claim 1, wherein the drill rod (42) comprises a drill cylinder (421) and a telescopic rod (422), the drill cylinder (421) is sleeved on the telescopic rod (422) and is in threaded connection with the telescopic rod (422), the drill cylinder (421) is fixedly connected with the spiral knife (43) and is fixedly connected with the first bevel gear (53), and a second driving assembly (6) is arranged between the drill cylinder (421) and the telescopic rod (422).

3. The high-efficiency pit drilling device for nursery stock planting as claimed in claim 2, wherein the second driving assembly (6) comprises a sun gear (61), a planetary gear (62) and a gear ring (63), the thickness of the sun gear (61) is greater than that of the planetary gear (62), the sun gear (61) is coaxially and fixedly connected with the telescopic rod (422), the gear ring (63) is coaxially sleeved on the outer side of the sun gear (61) and fixedly connected with the drilling barrel (421), the planetary gear (62) is arranged in the gear ring (63), the planetary gear (62) is meshed with the inner side of the gear ring (63) and meshed with the sun gear (61), and the planetary gear (62) is rotatably connected with the fixing plate (23) around the axis direction of the sun gear (61).

4. The efficient pit drilling device for nursery stock planting according to claim 1, wherein a connecting rod (514) is fixedly connected to the connecting block (511).

5. The efficient pit drilling device for nursery stock planting as claimed in claim 2, wherein the bottom of the telescopic rod (422) is in a pointed shape, and a plurality of drilling knives (4221) are uniformly fixed on the outer side surface of the bottom of the telescopic rod (422) along the circumferential direction.

6. The efficient pit drilling device for nursery stock planting according to claim 5, wherein the length direction of the drill bit (4221) is the same as the inclination direction of the outer side surface of the bottom of the telescopic rod (422), and the bottom end of the drill bit (4221) extends to the bottom end of the telescopic rod (422).