CN214015140U

CN214015140U - Fruit tree pruning mechanical device

Info

Publication number: CN214015140U
Application number: CN202023174360.3U
Authority: CN
Inventors: 王玉亮; 陈国防; 王金星; 陈兆英; 李汉卿
Original assignee: Shandong Agricultural University
Current assignee: Shandong Agricultural University
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-08-24
Anticipated expiration: 2030-12-25

Abstract

The utility model relates to a fruit tree pruning mechanical device, including saw seat support rectangular pipe, install a plurality of saw bit support monomer on saw seat support rectangular pipe and install the pruning saw bit on saw bit support monomer, saw bit support monomer includes saw seat axle, first bearing frame and is located the second bearing frame of saw seat support rectangular pipe, and first bearing frame and second bearing frame rigid coupling respectively are on two relative pipe walls of saw seat support rectangular pipe, saw seat axle and first bearing frame coupling, one end and the second bearing frame coupling of saw seat axle, the other end and the pruning saw bit rigid coupling of saw seat axle, saw bit support monomer still includes the drive wheel of installing on the saw seat axle, it has the first hole that holds drive wheel and second bearing frame to pass to open on the pipe wall that first bearing frame corresponds, the utility model is easy to operate, reasonable in design, efficient, has effectively reduced the labour and has improved fruit tree pruning efficiency, is beneficial to realizing the intellectualization and the automation of the fruit tree pruning operation.

Description

Fruit tree pruning mechanical device

Technical Field

The utility model relates to an agriculture and forestry machinery technical field especially involves automatic fruit tree pruning machinery, specifically indicates a fruit tree pruning mechanical device.

Background

China is a large country of fruit industry, taking apples as an example, the planting scale and the yield of apples are the first world in China, and the total yield of apples in China reaches nearly 4 hundred million tons. In recent years, the cultivated land area is gradually reduced and the rural labor is in short supply, so that the traditional planting management mode and method are not adapted to the development trend of modernization any more. The large-scale dwarf-stock close-planting fruit tree planting and modern orchard management mode is widely popularized, and the mechanized operation of dwarf-stock close-planting fruit trees can gradually replace the traditional fruit tree operation mode.

Pruning in the large-scale short stock close planting fruit tree management operation plays an important role in the production of fruits, and during the production operation of the fruit trees, pruning is the most time-consuming and labor-consuming operation link. The quality of the pruning operation has direct influence on the later yield and quality of the fruit. Modern orchards are large in planting scale, trimming work mainly depends on manpower, and the problems of high technical requirements, high labor intensity, low operation efficiency and the like exist. In recent years, the matching mechanical technology of fruit tree pruning operation has also been developed to a certain extent, but most of the commonly used pruning machines at present are semi-automatic hand-held type shearing and saw blade type, the structure is simple, but still higher manual technical requirements and labor force are required.

Disclosure of Invention

The utility model discloses to prior art's not enough, provide a fruit tree trimming machine device, the device is rational in infrastructure, can effectively solve pruning operation intensity of labour big, degree of automation low, pruning equipment immature, the low scheduling problem of operating efficiency.

The utility model discloses a through following technical scheme realizes, provides a fruit tree trimming machine device, support the quarter bend, install a plurality of saw bit support monomer on saw bit support quarter bend and install the pruning saw bit on the saw bit support monomer including the saw bit, the saw bit supports the monomer and includes saw bit axle, primary shaft bearing and is located the saw bit and supports the secondary shaft bearing in the quarter bend, and primary shaft bearing and secondary shaft bearing rigid coupling are respectively on two relative pipe walls of saw bit support quarter bend, saw bit axle and primary shaft bearing coupling, the one end and the secondary shaft bearing coupling of saw bit axle, the other end and the pruning saw bit rigid coupling of saw bit axle, the saw bit supports the monomer and still including installing the epaxial drive wheel of saw bit, it has the first hole that passes of holding drive wheel and secondary shaft bearing to open on the pipe wall that primary shaft bearing corresponds.

Drive arrangement drives the drive wheel rotation in this scheme, thereby it is rotatory to drive the saw seat axle, it is rotatory to prune the fruit tree to drive the pruning saw bit through the saw seat axle, it has the first hole that holds drive wheel and second bearing and pass to open on the pipe wall that first bearing corresponds in this scheme, when the installation, support the saw bit with the saw bit after the monomer equipment well and support the monomer through first passing the hole and put into the saw seat and support the quarter bend, then with first bearing and second bearing rigid coupling respectively on two relative pipe walls of saw seat support quarter bend, the saw bit that can be convenient for supports the free installation, whole pruning mechanical device's volume can be reduced simultaneously.

Preferably, the second bearing block comprises a bearing shell and a fixing piece, one end of the saw seat shaft is connected in the bearing shell through a bearing shaft, the fixing piece comprises a connecting plate fixedly connected with the bearing shell and a threaded shaft protruding from the connecting plate, and the threaded shaft penetrates through the pipe wall where the second bearing block is located and is fixed on the pipe wall through a fixing nut. In the scheme, the threaded shaft penetrates through the pipe wall where the second bearing seat is located and is fixed on the pipe wall through the fixing nut, so that the second bearing seat is fixed on the pipe wall.

Preferably, the connecting plate is fixedly connected with the bearing shell through a fastening bolt. In the scheme, the connecting plate is fixedly connected with the bearing shell through the fastening bolt, so that the bearing shell and the connecting plate can be separated, and the saw base shaft and the bearing shell can be conveniently installed and connected.

Preferably, a blocking table is arranged on one side, close to the first bearing seat, of the bearing shell, an external thread is arranged at the end part of the saw seat shaft, and the bearing is fastened on the blocking table through a shaft end nut. In the scheme, the bearing is fastened on the blocking table through the shaft end nut, so that the end part of the saw seat shaft and the bearing are fastened on the bearing shell together.

Preferably, the first bearing seat comprises a bearing sleeve fixedly connected to the pipe wall, the saw seat shaft is coupled with an inner hole of the bearing sleeve through a bearing, an outer ring of the bearing sleeve is a stepped shaft, a small-diameter end of the stepped shaft is inserted into the first through hole, and a large-diameter end of the stepped shaft is located on the outer side of the saw seat support rectangular pipe and fixedly connected with the saw seat support rectangular pipe through a bolt. In the scheme, the large-diameter end of the stepped shaft is positioned outside the saw base support rectangular pipe and fixedly connected with the saw base support rectangular pipe through the bolt, so that the bearing sleeve is fixed on the saw base support rectangular pipe through the bolt.

Preferably, the saw base shaft comprises a rotating shaft and a saw blade base fixedly connected to one end of the rotating shaft, the rotating shaft is axially connected to the first bearing base and the second bearing base, the trimming saw blade is fixedly connected to the saw blade base, and the outer diameter of the saw blade base is larger than that of the rotating shaft. The external diameter of saw bit seat is greater than the external diameter of pivot in this scheme to the diameter of increase saw bit seat, thereby the area of contact of increase saw bit seat and pruning saw bit prevents that the saw bit from damaging.

Preferably, the trimming saw blade is fixedly connected with the saw seat shaft through a saw blade clamping device, the saw blade clamping device is a clamping plate, the trimming saw blade is positioned between the clamping plate and the saw seat shaft, and the clamping plate is connected with the saw seat shaft through a bolt. The clamping plate in the scheme clamps the trimming saw blade between the clamping plate and the saw seat shaft.

Preferably, the saw blade supporting units are arranged in a plurality and distributed along the length direction of the saw base supporting rectangular pipe, and the trimming saw blades are arranged in a staggered and overlapped mode. A plurality of pruning saw bits dislocation overlaps in this scheme and sets up to can make the distance between the adjacent pruning saw bit reduce, make the side of a plurality of pruning saw bits more be close the straight line, be convenient for prune the fruit tree through a plurality of pruning saw bits.

Preferably, the fruit tree pruning mechanical device further comprises a driving support monomer, the driving support monomer comprises a first driving bearing seat, a second driving bearing seat, a driving saw blade seat and a driving shaft, the first driving bearing seat and the second driving bearing seat are fixedly connected to two opposite pipe walls of the saw seat support rectangular pipe respectively, the driving saw blade seat is connected to the first driving bearing seat in a shaft mode, the driving shaft is connected to the second driving bearing seat in a shaft mode, the driving saw blade seat and the driving shaft are connected through a key, a pruning saw blade is arranged on the driving saw blade seat, a driving wheel is arranged on the driving shaft, the driving wheel of the driving support monomer is connected with a driving wheel on the saw blade support monomer, and the driving shaft is connected with a hydraulic motor.

The hydraulic motor in the scheme drives the driving shaft to rotate, and the driving wheels on the driving shaft drive all the driving wheels to rotate, so that all the trimming saw blades are driven to rotate together.

Preferably, the transmission wheel is a chain wheel. The drive wheel in this scheme is the sprocket to drive all drive wheels together rotatory through the chain.

The utility model has the advantages that: the utility model discloses a fruit tree pruning mechanical device, easy operation, reasonable in design, efficient, the effectual labour that has reduced has improved fruit tree pruning efficiency, is favorable to realizing intelligent, the automation of fruit tree pruning operation.

(1) The plurality of saw blade supporting single bodies effectively improve the reliability, stability and durability of the trimming equipment through the chain transmission device;

(2) the utility model can be directly articulated with platforms such as common tractors, thereby greatly reducing the driving difficulty, improving the pruning efficiency of the orchard and conveniently adjusting the articulated mode;

(3) the utility model discloses a prune the part and not only be limited to the installation and prune the saw bit, removable for rotating blade etc. has improved trimming means's commonality, suitability and practicality.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an internal cross-sectional view of the present invention;

FIG. 3 is a cross-sectional view of the saw blade supporting unit of the present invention;

FIG. 4 is an external view of the saw blade supporting unit of the present invention;

fig. 5 is a cross-sectional view of the driving support unit of the present invention;

shown in the figure:

1-saw base support rectangular tube, 2-saw blade support single body, 3-hydraulic motor, 4-hanging square steel, 5-trimming saw blade, 6-chain, 7-rotating shaft, 8-chain wheel, 9-saw blade base, 10-fixing nut, 11-bearing shell, 12-fixing piece, 13-saw blade clamping device, 14-bearing, 15-shaft end nut, 16-bearing sleeve, 17-fastening bolt, 18-fixing gasket, 19-drive support single body, 20-drive saw blade base, 21-drive shaft, 22-first drive bearing base, 23-second drive bearing base.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.

As shown in fig. 1-5, the utility model discloses a fruit tree pruning mechanical device, support quarter bend 1, install a plurality of saw bit support monomer 2 on saw seat support quarter bend 1 and install pruning saw bit 5 on saw bit support monomer 2 including the saw seat, fruit tree pruning mechanical device still includes a drive support monomer 19, and the drive is supported and is equipped with pruning saw bit 5 on the monomer 19.

Saw bit support monomer 2 is provided with 6 and arranges along saw seat support rectangular pipe 1 length direction, and drive support monomer 19 sets up between saw bit support monomer 2, and drive support monomer 19 both sides respectively set up 3 saw bit support monomers 2, and a plurality of pruning saw bit 5 dislocation overlap the setting.

The saw seat supporting rectangular tube 1 is welded with the two hanging square steels 4, and is convenient to hang on various driving devices.

Saw bit support monomer 2 includes saw seat axle, first bearing and is located the second bearing that the saw seat supported the square tube 1, and first bearing and second bearing rigid coupling respectively are on two relative pipe walls of saw seat support square tube 1, saw seat axle and first bearing coupling, the one end and the second bearing coupling of saw seat axle, the other end and the pruning saw bit 5 rigid coupling of saw seat axle, saw bit support monomer 2 is still including installing the epaxial drive wheel of saw seat, the drive wheel is the sprocket, and the sprocket passes through the key-type connection at the saw seat epaxially, it has the first hole that passes that holds drive wheel and second bearing to open on the pipe wall that first bearing corresponds.

The saw seat shaft comprises a rotating shaft 7 and a saw blade seat 9 fixedly connected to one end of the rotating shaft 7, the rotating shaft 7 is connected to the first bearing seat and the second bearing seat in a shaft-to-shaft mode, the saw blade seat 9 is located on the outer side of the saw seat supporting rectangular tube 1, the trimming saw blade 5 is fixedly connected to the saw blade seat 9, and the outer diameter of the saw blade seat 9 is larger than that of the rotating shaft 7.

The trimming saw blade 5 is fixedly connected with the saw seat shaft through a saw blade clamping device 13, the saw blade clamping device 13 is a clamping plate, the trimming saw blade 5 is positioned between the clamping plate and the saw seat shaft, and the clamping plate is connected with the saw seat shaft through a bolt, so that the trimming saw blade 5 is clamped between the clamping plate and the saw seat shaft.

As shown in fig. 3, the second bearing seat includes a bearing shell 11 and a fixing member 12, and the connecting plate is a circular plate and is fixedly connected to the bearing shell 11 by a fastening bolt 17.

The fixing piece 12 comprises a connecting plate fixedly connected with the bearing shell 11 and a convex threaded shaft arranged on the connecting plate, the threaded shaft is coaxial with the saw base shaft, threads are arranged on the outer ring of the threaded shaft, the threaded shaft is a flat cylinder, the threaded shaft penetrates through the pipe wall where the second bearing seat is located and is fixed on the pipe wall through a fixing nut 10, therefore, the fixing piece 12 is fixedly connected with the pipe wall, and a fixing gasket is arranged between the fixing nut 10 and the pipe wall.

As shown in fig. 3, the bearing housing 11 is a cylindrical hollow structure, the bearing housing 11 is coaxial with the rotating shaft 7, and one end of the bearing housing 11 is provided with a bottom connecting plate for connecting with the connecting plate of the fixing member 12.

One end of the saw seat shaft is connected in the bearing shell 11 through the bearing shaft, one side, close to the first bearing seat, of the bearing shell 11 is provided with a blocking table, the end portion of the rotating shaft in the saw seat shaft is provided with an external thread, the external thread extends into the interior of the bearing shell 11, the external thread is provided with a shaft end nut 15, the bearing is fastened on the blocking table through the shaft end nut, the saw seat shaft cannot be pulled out from the bearing shell 11, and therefore the saw seat shaft cannot be pulled out to the left side shown in fig. 3.

First bearing frame includes bearing sleeve 16 of rigid coupling on the pipe wall, the saw seat axle passes through bearing 14 and bearing sleeve 16 hole coupling, and bearing sleeve 16's outer lane is the step shaft, and the path end of step shaft inserts first hole that passes, and the big footpath end of step shaft lies in the saw seat and supports the square tube 1 outside and support square tube 1 rigid coupling through bolt and saw seat, and the path end external diameter of step shaft is the same with first hole internal diameter that passes.

The direction that the hole of bearing sleeve 16 is close to the second bearing seat has set firmly the retaining ring, and the retaining ring can restrict bearing 14 and can't move to the second bearing direction, is equipped with the fender platform that is located 14 left sides of bearing in the pivot simultaneously to make pivot 7 can't move to the second bearing direction, thereby the unable axial displacement of restriction saw seat axle.

The fruit tree pruning mechanical device further comprises a driving support single body 19, the driving support single body 19 comprises a first driving bearing seat 22, a second driving bearing seat 23, a driving saw blade seat 20 and a driving shaft 21,

the active saw blade seat 20 is positioned outside the saw seat supporting rectangular tube 1, and the trimming saw blade 5 is fixed on the active saw blade seat 20 through the saw blade clamping device 13.

The first active bearing seat 22 and the second active bearing seat 23 are respectively and fixedly connected on two opposite pipe walls of the saw seat support rectangular pipe 1.

The active saw blade seat 20 is connected with the first active bearing seat 22 by a shaft, a protruding shaft is arranged on one side of the active saw blade seat 20 close to the first active bearing seat 22, the protruding shaft is inserted into the first active bearing seat 22,

the protruding shaft is connected with an inner hole of the first driving bearing seat 22 through a bearing in a shaft mode, the outer ring of the first driving bearing seat 22 is a stepped shaft, the small-diameter end of the stepped shaft is inserted into the pipe wall, the large-diameter end of the stepped shaft is located on the outer side of the saw seat supporting rectangular pipe 1 and fixedly connected with the saw seat supporting rectangular pipe 1 through a bolt, and the protruding shaft penetrates through the inner hole of the bearing and is fixed through a nut, so that the protruding shaft is fixed to the inner ring of the bearing.

The driving shaft 21 is axially connected with a second driving bearing seat 23, the second driving bearing seat 23 is fixed on the pipe wall inside the saw seat support rectangular pipe 1 through bolts, the driving saw blade seat 20 and the driving shaft 21 are connected through keys, a driving wheel is arranged on the driving shaft 21 and is a chain wheel 8, and the driving shaft 21 is connected with the hydraulic motor 3.

The driving wheel is a chain wheel 8, the chain wheel 8 of the driving supporting single body 19 is connected with the chain wheel 8 on the saw blade supporting single body 2 through a chain 6, and the chain 6 bypasses all the chain wheels 8, so that the left and right trimming saw blades 5 are driven to rotate together through the hydraulic motor 3.

Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.

Claims

1. The utility model provides a fruit tree trimming machine device which characterized in that: the trimming saw comprises a saw base supporting rectangular tube (1), a plurality of saw blade supporting single bodies (2) arranged on the saw base supporting rectangular tube (1) and trimming saw blades (5) arranged on the saw blade supporting single bodies (2), wherein each saw blade supporting single body (2) comprises a saw base shaft, a first bearing seat and a second bearing seat positioned in the saw base supporting rectangular tube (1), the first bearing seat and the second bearing seat are fixedly connected to two opposite tube walls of the saw base supporting rectangular tube (1) respectively, the saw base shaft is in shaft joint with the first bearing seat, one end of the saw base shaft is in shaft joint with the second bearing seat, the other end of the saw base shaft is fixedly connected with the trimming saw blades (5), the saw blade supporting single bodies (2) further comprise driving wheels arranged on the saw base shaft, and first through holes allowing the driving wheels and the second bearing seats to penetrate through are formed in the tube walls corresponding to the first bearing seats.

2. The fruit tree pruning mechanical device of claim 1, wherein: the second bearing seat comprises a bearing shell (11) and a fixing piece (12), one end of the saw seat shaft is connected in the bearing shell (11) through a bearing shaft, the fixing piece (12) comprises a connecting plate fixedly connected with the bearing shell (11) and a threaded shaft protruding from the connecting plate, and the threaded shaft penetrates through the pipe wall where the second bearing seat is located and is fixed on the pipe wall through a fixing nut (10).

3. The fruit tree pruning mechanical device of claim 2, wherein: the connecting plate is fixedly connected with the bearing shell (11) through a fastening bolt (17).

4. The fruit tree pruning mechanical device of claim 2, wherein: one side of the bearing shell (11) close to the first bearing seat is provided with a blocking table, the end part of the saw seat shaft is provided with an external thread, and the bearing is fastened on the blocking table through a shaft end nut (15).

5. The fruit tree pruning mechanical device of claim 1, wherein: the first bearing seat comprises a bearing sleeve (16) fixedly connected to the pipe wall, the saw seat shaft is in shaft joint with an inner hole of the bearing sleeve (16) through a bearing (14), the outer ring of the bearing sleeve (16) is a stepped shaft, a small-diameter end of the stepped shaft is inserted into a first through hole, and a large-diameter end of the stepped shaft is located on the outer side of the saw seat support rectangular pipe (1) and fixedly connected with the saw seat support rectangular pipe (1) through a bolt.

6. The fruit tree pruning mechanical device of claim 1, wherein: the saw seat shaft comprises a rotating shaft (7) and a saw blade seat (9) fixedly connected to one end of the rotating shaft (7), the rotating shaft (7) is connected to the first bearing seat and the second bearing seat in a shaft-to-shaft mode, the trimming saw blade (5) is fixedly connected to the saw blade seat (9), and the outer diameter of the saw blade seat (9) is larger than that of the rotating shaft (7).

7. The fruit tree pruning mechanical device of claim 1, wherein: the trimming saw blade (5) is fixedly connected with the saw seat shaft through a saw blade clamping device (13), the saw blade clamping device (13) is a clamping plate, the trimming saw blade (5) is positioned between the clamping plate and the saw seat shaft, and the clamping plate is connected with the saw seat shaft through a bolt.

8. The fruit tree pruning mechanical device of claim 1, wherein: the saw blade supporting single bodies (2) are arranged in a plurality of positions and are distributed along the length direction of the saw base supporting rectangular pipe (1), and the trimming saw blades (5) are arranged in a staggered and overlapped mode.

9. The fruit tree pruning mechanical device according to any one of claims 1 to 8, wherein: the fruit tree pruning mechanical device further comprises a driving supporting single body (19), the driving supporting single body (19) comprises a first driving bearing seat (22), a second driving bearing seat (23), a driving saw blade seat (20) and a driving shaft (21), the first driving bearing seat (22) and the second driving bearing seat (23) are respectively and fixedly connected to two opposite pipe walls of the saw seat supporting rectangular pipe (1), the driving saw blade seat (20) is connected to the first driving bearing seat (22) in a shaft mode, the driving shaft (21) is connected to the second driving bearing seat (23) in a shaft mode, the driving saw blade seat (20) and the driving shaft (21) are connected through keys, and a pruning saw blade (5) is arranged on the driving saw blade seat (20), the driving shaft (21) is provided with a driving wheel, the driving wheel of the driving supporting single body (19) is connected with the driving wheel on the saw blade supporting single body (2), and the driving shaft (21) is connected with the hydraulic motor (3).

10. The fruit tree pruning mechanical device of claim 9, wherein: the driving wheel is a chain wheel (8).