CN111788897A

CN111788897A - Forestry nursery stock is planted with digging pit head structure and earth boring machine

Info

Publication number: CN111788897A
Application number: CN201910279832.4A
Authority: CN
Inventors: 谢东升
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-09
Filing date: 2019-04-09
Publication date: 2020-10-20

Abstract

The invention relates to a digging device, in particular to a digging head structure for forestry seedling planting, which comprises a rotating shaft and a spiral blade; the spiral blade is fixed at telescopic outside end, and the axis of rotation is inserted and is put in telescopic inboard and with the detachable fixed connection of sleeve, the lower extreme demountable installation of axis of rotation has the cone, the upper end and the telescopic lower extreme butt of cone. The invention has novel design, the split-type digging head structure is convenient to replace after one part is damaged, the cost is saved, digging heads with different digging sizes can be replaced according to requirements, the digging machine is practical and convenient, and the motor arranged in the digging machine drives the digging head structure for forestry seedling planting to rotate, and the telescopic supporting leg assembly is driven to stretch through the transmission mechanism, so that the digging head structure for forestry seedling planting automatically descends to realize digging, and the automation degree is high.

Description

Forestry nursery stock is planted with digging pit head structure and earth boring machine

Technical Field

The invention relates to a digging device, in particular to a digging head structure for forestry seedling planting and a digging machine.

Background

The seedling is a sapling having a root system and a trunk. All the seedlings cultivated in the nursery are called seedlings regardless of age and before being out of nursery. The seedling type is as follows: seedling, nutrition propagation seedling, transplanting seedling and bed-keeping seedling. The seedlings can be classified according to trees and shrubs, and generally, more trees and shrubs are in the north and more shrubs are in the south, which are mainly caused by the growth climate.

Generally can use the earth boring machine to remove to improve planting efficiency when carrying out nursery stock planting, but current digging head is a body structure setting, and after one of them part damaged, digging head is whole all need to be changed, and is with high costs, when the excavation of different big or small pits is carried out to needs, needs whole change digging head, or uses a holistic earth boring machine, further increased the cost.

Disclosure of Invention

The invention aims to provide a digging head structure for planting forestry seedlings and a digging machine, which aim to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a pit digging head structure for planting forestry nursery stocks comprises a rotating shaft and a spiral blade; the spiral blade is fixed at telescopic outside end, and the axis of rotation is inserted and is put in telescopic inboard and with the detachable fixed connection of sleeve, the lower extreme demountable installation of axis of rotation has the cone, the upper end and the telescopic lower extreme butt of cone.

As a further scheme of the invention: be provided with the external screw thread in the pivot, be provided with the internal thread of being connected with the external screw thread cooperation on the telescopic inner wall.

As a still further scheme of the invention: the upper end of conical head is provided with interior caulking groove, the lower extreme of axis of rotation insert put in interior caulking groove and with set up the spring butt including in the caulking groove, the lower extreme of axis of rotation is provided with the through-hole that is used for the fixed pin to insert to put, is provided with the bar hole that is used for the fixed pin to run through on the conical head.

A earth boring machine, its includes the earth boring machine body, still includes as above the forestry nursery stock is planted and is used digging first structure.

As a still further scheme of the invention: the earth boring machine body includes motor, backup pad and scalable landing leg subassembly, and scalable landing leg subassembly is provided with at least three groups, and scalable landing leg subassembly is circumference and installs at the backup pad lower extreme, and the output shaft that the motor was installed in backup pad upper end and motor runs through the backup pad and is connected with forestry nursery stock planting can dismantle with digging head structure, the inboard of backup pad is provided with the transmission chamber, is provided with in the transmission chamber to be used for driving scalable landing leg subassembly and carries out flexible drive mechanism.

As a still further scheme of the invention: the telescopic supporting leg assembly comprises a rotating sleeve, a bearing sleeve and a ground foot fixed at the lower end of the bearing sleeve, the upper end of the rotating sleeve penetrates through the lower wall of the transmission cavity and is rotatably connected with the transmission mechanism, and the lower end of the rotating sleeve is inserted into the inner side of the bearing sleeve and is in threaded connection with a threaded rod fixed in the bearing sleeve.

As a still further scheme of the invention: at least one conical tooth is fixed at the lower end of the ground foot.

As a still further scheme of the invention: the transmission mechanism comprises a first bevel gear set, a transmission rod and a second bevel gear set, an output shaft of the motor is rotatably connected with one end of the transmission rod through the second bevel gear set, and the other end of the transmission rod is rotatably connected with the rotating sleeve through the first bevel gear set.

As a still further scheme of the invention: and the transmission rod is provided with a speed reducer.

As a still further scheme of the invention: the side of lower margin is provided with the U-shaped groove, and wheel components is installed to U-shaped inslot rotation, and wheel components includes the gyro wheel and supports the support body, and the gyro wheel rotates to be installed at supporting the support body inboardly, the side of supporting the support body be provided with the draw-in groove of installing the activity buckle joint on the lower margin.

Compared with the prior art, the invention has the beneficial effects that: the invention has novel design, the split-type digging head structure is convenient to replace after one part is damaged, the cost is saved, digging heads with different digging sizes can be replaced according to requirements, the invention is practical and convenient, and the arranged motor drives the digging head structure for forestry seedling planting to rotate, and drives the telescopic supporting leg assembly to stretch through the transmission mechanism, thereby realizing automatic descending of the digging head structure for forestry seedling planting, realizing digging and having high automation degree.

Drawings

Fig. 1 is a schematic structural diagram of a digging head structure for forestry seedling planting.

Fig. 2 is a sectional view of a structure of a digging head for forest seedling planting.

Fig. 3 is a schematic structural diagram of a second embodiment of the earth boring machine.

FIG. 4 is a schematic structural diagram of a third embodiment of a trench excavator.

FIG. 5 is a side view of the roller assembly of a third embodiment of the earth boring machine.

In the figure: 1-rotating shaft, 2-spiral blade, 3-sleeve, 4-conical head, 5-fixed pin, 6-strip-shaped hole, 7-external thread, 8-internal thread, 9-inner caulking groove, 10-spring, 11-motor, 12-supporting plate, 13-first bevel gear set, 14-speed reducer, 15-second bevel gear set, 16-rotating sleeve, 17-bearing sleeve, 18-threaded rod, 19-ground foot, 20-conical tooth, 21-roller, 22-supporting frame body and 23-movable buckle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-2, in an embodiment of the present invention, a digging head structure for forestry seedling planting includes a rotating shaft 1 and a spiral blade 2; helical blade 2 is fixed at the outside end of sleeve 3, and axis of rotation 1 is inserted and is put in sleeve 3's inboard and with the detachable fixed connection of sleeve 3, the lower extreme demountable installation of axis of rotation 1 has conical head 4, and the upper end of conical head 4 and sleeve 3's lower extreme butt adopt the first structure of digging pit of split type setting after a part damages, convenient change saves the cost, and can change the head of digging pit of different excavation sizes, convenient to use according to the demand.

Particularly, be provided with external screw thread 7 on the pivot 1, be provided with on the inner wall of sleeve 3 with external screw thread 7 cooperation internal thread 8 of being connected to realize

sleeve

3 and 1 thread tightening of pivot.

Further, the upper end of conical head 4 is provided with interior caulking groove 9, and the lower extreme of axis of rotation 1 is inserted and is put in interior caulking groove 9 and with the spring 10 butt including setting in caulking groove 9, and the spring 10 of setting can effectively play the cushioning effect, the lower extreme of axis of rotation 1 is provided with the through-hole that is used for fixed pin 5 to insert and puts, is provided with the bar hole 6 that is used for fixed pin 5 to run through on conical head 4, and when the installation, the through-hole aligns with bar hole 6, and fixed pin 5 passes through-hole and bar hole 6 afterwards, and the sectional area of fixed pin 5 one end is greater than the width in bar hole 6, and fixed pin 5's the other end is fixed through the card needle, and the bar hole 6 of setting can realize that conical head 4 can 1 slip one section.

Example two

Referring to fig. 3, in the implementation of the present invention, on the basis of the above embodiment, a trench excavator is further provided, which includes a trench excavator body and a trench excavator structure for planting forestry seedlings according to the above embodiment.

Concretely, the earth boring machine body includes motor 11, backup pad 12 and scalable landing leg subassembly, and scalable landing leg subassembly is provided with at least three groups, and scalable landing leg subassembly is circumference and installs at backup pad 12 lower extreme, and motor 11 installs and runs through backup pad 12 and forestry nursery stock planting with the first structure of earth boring to be dismantled and be connected in backup pad 12 upper end and motor 11's output shaft, the inboard of backup pad 12 is provided with the transmission chamber, is provided with in the transmission chamber to be used for driving scalable landing leg subassembly and carries out the drive mechanism that stretches out and draws back, drives scalable landing leg subassembly through drive mechanism when motor 11 drives forestry nursery stock planting with the first structure of earth boring rotates and stretches out and draws back to realize that the earth boring is realized with the automatic.

Furthermore, the telescopic leg component comprises a rotating sleeve 16, a bearing sleeve 17 and a ground pin 19 fixed at the lower end of the bearing sleeve 17, the upper end of the rotating sleeve 16 penetrates through the lower wall of the transmission cavity and is rotatably connected with the transmission mechanism, the lower end of the rotating sleeve 16 is inserted into the inner side of the bearing sleeve 17 and is in threaded connection with a threaded rod 18 fixed in the bearing sleeve 17, the transmission mechanism drives the rotating sleeve 16 to rotate through the action of the threaded rod 18, and the rotating sleeve 16 rotates relative to the bearing sleeve 17 and moves in the vertical direction.

Preferably, at least one tapered tooth 20 is fixed to the lower end of the ground pin 19, and the tapered tooth 20 can increase the contact stability of the ground pin 19 with the ground.

Specifically, the transmission mechanism includes a first bevel gear set 13, a transmission rod and a second bevel gear set 15, an output shaft of the motor 11 is rotatably connected with one end of the transmission rod through the second bevel gear set 15, and the other end of the transmission rod is rotatably connected with the rotating sleeve 16 through the first bevel gear set 13, so that transmission of rotating force is realized.

Preferably, a reducer 14 is mounted on the transmission rod, the reducer 14 realizing a slow rotation of the rotating sleeve 16.

EXAMPLE III

Referring to fig. 4, the invention provides another embodiment to complete the application on the basis of the second embodiment, specifically, a U-shaped groove is formed in a side end of the ground foot 19, a roller assembly is rotatably mounted in the U-shaped groove, the roller assembly includes a roller 21 and a support frame 22, the roller is rotatably mounted on an inner side of the support frame 22, a clamping groove clamped with a movable clamp 23 mounted on the ground foot 19 is formed in a side end of the support frame 22, when the roller assembly is put down, the ground foot 19 is separated from the ground, and meanwhile, the movable clamp 23 is clamped in the clamping groove to fix the roller assembly, so that the pit digger can conveniently move.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A digging head structure for planting forestry nursery stocks comprises a rotating shaft (1) and a spiral blade (2); the spiral blade type cutting machine is characterized in that the spiral blade (2) is fixed at the outer side end of the sleeve (3), the rotating shaft (1) is inserted into the inner side of the sleeve (3) and is detachably and fixedly connected with the sleeve (3), the conical head (4) is detachably mounted at the lower end of the rotating shaft (1), and the upper end of the conical head (4) is abutted to the lower end of the sleeve (3).

2. The trench head structure for forestry seedling planting according to claim 1, wherein the rotating shaft (1) is provided with an external thread (7), and the inner wall of the sleeve (3) is provided with an internal thread (8) which is matched and connected with the external thread (7).

3. The excavation head structure for forestry seedling planting according to claim 1, characterized in that an inner caulking groove (9) is formed at the upper end of the conical head (4), the lower end of the rotating shaft (1) is inserted into the inner caulking groove (9) and is abutted against a spring (10) arranged in the inner caulking groove (9), a through hole for inserting the fixing pin (5) is formed at the lower end of the rotating shaft (1), and a strip-shaped hole (6) for penetrating the fixing pin (5) is formed in the conical head (4).

4. A trench excavator comprising a trench excavator body, characterized by further comprising a trench excavator head structure for forestry seedling planting according to any one of claims 1 to 3.

5. The earth boring machine of claim 4, characterized in that, the earth boring machine body includes motor (11), backup pad (12) and telescopic leg subassembly, telescopic leg subassembly is provided with at least three groups, and telescopic leg subassembly is installed at backup pad (12) lower extreme in circumference, and motor (11) is installed in backup pad (12) upper end and the output shaft of motor (11) runs through backup pad (12) and can dismantle with the earth boring head structure for forestry seedling planting and be connected, the inboard of backup pad (12) is provided with the transmission chamber, is provided with the drive mechanism that is used for driving telescopic leg subassembly to stretch out and draw back in the transmission chamber.

6. A earth boring machine according to claim 5, characterized in that the telescopic leg assembly comprises a rotating sleeve (16), a receiving sleeve (17) and a foot (19) fixed to the lower end of the receiving sleeve (17), the upper end of the rotating sleeve (16) extends through the lower wall of the transmission chamber and is rotatably connected to the transmission mechanism, and the lower end of the rotating sleeve (16) is inserted inside the receiving sleeve (17) and is threadedly connected to a threaded rod (18) fixed in the receiving sleeve (17).

7. A earth boring machine according to claim 6, characterized in that at least one conical tooth (20) is fixed to the lower end of the foot (19).

8. A hole making machine according to claim 5, characterized in that said transmission mechanism comprises a first bevel gear set (13), a transmission rod and a second bevel gear set (15), the output shaft of the motor (11) being rotatably connected to one end of the transmission rod via the second bevel gear set (15), the other end of the transmission rod being rotatably connected to the rotating sleeve (16) via the first bevel gear set (13).

9. A hole cutter according to claim 8, characterized in that a reducer (14) is mounted on the transmission rod.

10. The earth boring machine according to claim 4, characterized in that a U-shaped groove is formed at the side end of the ground foot (19), a roller assembly is rotatably mounted in the U-shaped groove, the roller assembly comprises a roller (21) and a support frame body (22), the roller is rotatably mounted on the inner side of the support frame body (22), and a clamping groove for clamping with a movable clamping buckle (23) mounted on the ground foot (19) is formed at the side end of the support frame body (22).