CN106612883B

CN106612883B - Mulberry harvester

Info

Publication number: CN106612883B
Application number: CN201610939074.0A
Authority: CN
Inventors: 孙海其
Original assignee: Guangxi Hezhou Haida Machinery Equipment Co ltd
Current assignee: Guangxi Hezhou Haida Machinery Equipment Co ltd
Priority date: 2016-10-24
Filing date: 2016-10-24
Publication date: 2022-11-25
Anticipated expiration: 2036-10-24
Also published as: CN106612883A

Abstract

The invention discloses a mulberry harvester, which comprises a header, a tractor and a cutting knife, and further comprises a driving roller, a branch poking rod, chain teeth and a chain, wherein the driving roller is combined behind the cutting knife; the branch poking rod is fixed on a bus on the surface of the transmission roller or combined on the chain; the chain is combined on the chain teeth; the sprocket surrounds the surface of the driving roller and is fixed. The invention has compact structure and high harvesting efficiency, reduces the labor dependence and is suitable for wide popularization.

Description

Mulberry harvester

Technical Field

The invention relates to the field of agricultural machinery, in particular to a mulberry harvester.

Background

Silkworm production is a traditional agriculture, and has the characteristics of strong seasonality, high labor intensity and large demand on labor force in a short time. According to the physiological characteristics of the mulberry, the Guangxi Hezhou adopts a branch cutting method to breed silkworms at present, compared with the traditional method of picking leaves to breed silkworms, the efficiency is high, the adaptability to seasons is good, particularly in summer, when the silkworms are bred by the branch cutting method, a plurality of gaps are formed when branches are piled together, the ventilation and heat dissipation effects are achieved, the problem that the mulberry leaves are easy to deteriorate when piled together is solved, the labor efficiency is improved, the season adaptability is good, and the development trend of the silkworm industry is realized. After the mulberry is harvested, mulberry buds grow out from the root within 45 days, and new mulberry can be grown, and then the mulberry can be harvested. The rotation can be performed 5 times a year in Hao Zhou Mulberry field. The traditional method needs manual cutting by a pruning tool, and the method has the disadvantages of high labor intensity, low efficiency, time and labor waste, thereby causing high dependence degree of mulberry production on labor force.

The above background disclosure is only provided to assist understanding of the inventive concept and technical solutions of the present invention, which do not necessarily belong to the prior art of the present patent application, and should not be used to evaluate the novelty and inventive step of the present application in the case that there is no clear evidence that the above content has been disclosed at the filing date of the present patent application.

Disclosure of Invention

The invention aims to provide a mulberry harvester which is high in harvesting efficiency and capable of reducing labor dependence.

Preferably, the invention can also have the following technical features:

the mulberry harvester comprises a header, a tractor and a cutter, and also comprises a driving roller, a branch poking rod, a sprocket and a chain, wherein the driving roller is combined behind the cutter; the branch poking rod is fixed on a bus on the surface of the transmission roller or combined on the chain; the chain is combined on the chain teeth; the sprocket surrounds the surface of the driving roller and is fixed.

Further, the cutting knife also comprises a fixed knife wall and a knife groove, wherein the fixed knife wall is fixed on two sides of the cutting knife; the cutting knife is arranged in the knife groove.

Further, still include lift cylinder, the lift cylinder lower extreme combines on the tractor, the upper end with the header is laminated mutually.

Further, the upper part and the lower part of the driving roller are both provided with chain teeth.

The branch supporting frame is fixed on the header; the belt wheel is combined at the lower end of the branch supporting frame; a cut-off belt is fixed on the surface of the belt and is combined with the belt wheel.

The belt tensioning device further comprises a V-ribbed belt, an engine belt pulley, a belt tensioning adjusting wheel, a belt positioning wheel I, a belt positioning wheel II, an upper belt pulley and a lower belt pulley, wherein the lower belt pulley is arranged below the upper belt pulley; the engine belt pulley is arranged at the right lower part of the upper belt pulley; the first belt positioning wheel is arranged between the engine belt wheel and the lower belt wheel; the belt positioning wheel II is arranged between the upper belt pulley and the lower belt pulley; the belt tensioning adjusting wheel is arranged between the upper belt pulley and the engine belt pulley; the V-ribbed belt sequentially bypasses an engine belt pulley, a first belt positioning wheel, a lower belt pulley, a second belt positioning wheel, an upper belt pulley and a belt tensioning adjusting wheel.

The belt tensioning adjusting wheel is fixed on the side face of the fixing arm through a bolt and can swing around the bolt; and the belt tensioning adjusting wheel, the belt positioning wheel I and the belt positioning wheel II are fixed by bolts to form reverse wrap angles.

Further, the cutting knife device further comprises a first input shaft, a universal joint and a cutting knife input shaft, wherein the front end of the first input shaft is connected with a lower belt pulley, the rear end of the first input shaft is connected with a first port of the universal joint, a second port of the universal joint is connected with the front end of the cutting knife input shaft, and the rear end of the cutting knife input shaft is connected with a crank device.

Further, the crank device is a crank slide block mechanism; and a sliding block of the crank sliding block mechanism is fixed on the back of the cutting knife.

Compared with the prior art, the invention has the advantages that: the invention has high harvesting efficiency and reduces labor force dependence; the branch pulling mechanism consisting of the transmission roller, the branch pulling rod and the chain pushes the mulberry cut by the cutting knife to the two sides of the harvester, so that the mulberry is prevented from being stacked on the harvester; the special belt is arranged at the lower end of the branch supporting frame, and when the mulberry is harvested, the special belt rotates to prevent the mulberry from toppling towards the front of the harvester and can push the mulberry to the branch poking mechanism; the V-ribbed belt is matched with a plurality of belt wheels for power transmission, the structure is compact, and the wrap angle of the V-ribbed belt to the belt wheels is increased well by the belt positioning wheel and the belt tensioning adjusting wheel; the fixed cutter wall is arranged at the cutting knife, so that the trunk can be clamped, the cutting is convenient to finish, the cutting knife can be protected, and the cutting knife is prevented from directly cutting stone blocks; the height of the header can be adjusted by the lifting oil cylinder.

Drawings

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

fig. 2 is a schematic side view of the structure of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following detailed description and accompanying drawings. It should be emphasized that the following description is merely exemplary in nature and is not intended to limit the scope of the invention or its application.

Non-limiting and non-exclusive embodiments will be described with reference to the following figures, wherein like reference numerals refer to like parts, unless otherwise specified.

Example one

As shown in fig. 1 and 2, the mulberry harvester comprises a header 100, a tractor, a cutter 19, a driving roller 10, a branch poking rod 9, a sprocket 8 and a chain 81, wherein the driving roller 10 is combined behind the cutter 19; the branch poking rod 9 is combined on the chain 81; the chain 81 is coupled to the sprocket 8; the sprocket 8 surrounds the surface of the driving roller 10 and is fixed.

The header 100 is fixed on a fixed arm 13 of a tractor by bolts, and the tractor is used as a power source and is connected with a power transmission part. The lower end of the lift cylinder 50 is combined on the tractor, the upper end of the lift cylinder is attached to the header 100, and the lift cylinder 50 can adjust the working height of the header 100.

The front end of the second input shaft 12 is connected with an upper belt pulley 11, the rear end is connected with a bevel gear, the bevel gear is matched with a direction changing device 110 of which the upper part is a bevel gear and the lower part is a belt pulley, the belt pulley at the lower part of the direction changing device 110 transmits power to a transmission roller 10 through a belt, and the middle of each sprocket 8 is sleeved on the surface of the transmission roller 10 in a hollow mode and is fixed in a welding mode; the chain 81 is wound on the chain teeth 8, an iron sheet is fixed on the side face, away from the transmission roller 10, of the chain 81, and the branch poking rod 9 is fixed on the iron sheet.

The lower belt pulley 201 is arranged below the upper belt pulley 11, the engine belt pulley 2 is arranged at the right lower part of the upper belt pulley 11, the first belt positioning wheel 203 is arranged between the engine belt pulley 2 and the lower belt pulley 201, the second belt positioning wheel 204 is arranged between the upper belt pulley 11 and the lower belt pulley 201, and the belt tensioning adjusting wheel 202 is arranged between the upper belt pulley 11 and the engine belt pulley 2; the V-ribbed belt 3 sequentially passes around the engine belt pulley 2, the first belt positioning wheel 203, the lower belt pulley 201, the second belt positioning wheel 204, the upper belt pulley 11 and the belt tensioning adjusting wheel 202. The belt tensioning adjusting wheel 202 is fixed on the side surface of the fixed arm 13 by a bolt 401 and can swing around the bolt 401, and the position of the belt tensioning adjusting wheel 202 is controlled by the pull rod 4; the belt tensioning adjusting wheel 202, the belt positioning wheel I203 and the belt positioning wheel II 204 are fixed by bolts 401 to form reverse wrap angles. The V-ribbed belt 3 is matched with a plurality of belt wheels for power transmission, the structure is compact, the wrap angles of the V-ribbed belt 3 to the belt wheels are well increased through the belt positioning wheels and the belt tensioning adjusting wheels 202, the transmission noise of the V-ribbed belt 3 is low, and the wrap angles of the V-ribbed belt 3 to the upper belt wheel 11, the lower belt wheel 201 and the engine belt wheel 2 are increased through the two belt positioning wheels and the belt tensioning adjusting wheels 202.

The front end of the first input shaft 14 is connected with the lower belt pulley 201, the rear end of the first input shaft is connected with a first port of the universal joint 15, a second port of the universal joint 15 is connected with the front end of the cutting knife input shaft 16, the rear end of the cutting knife input shaft 16 is connected with the crank slide block mechanism 17, and a slide block of the crank slide block mechanism is fixed on the back of a cutting knife. The cutting knife input shaft 16 transmits power to the crank-slider mechanism 17, the slider drags the cutting knife 19 to move back and forth in the knife groove by utilizing the activity characteristic of the crank-slider mechanism 17, when the cutting knife 19 is attached to a mulberry, the cutting knife 19 cuts Sang Shugan, the mulberry pole is pushed to the fixed knife wall 18, and the crank-slider drags the cutting knife 19 to finish the cutting of the mulberry. The fixed cutter wall 18 can also protect the cutting knife 19, and avoid the cutting knife 19 from directly cutting stone blocks in work to cause the blade of the cutting knife 19 to be passivated.

A branch supporting frame 5 is fixed at the front end of the header 100, a belt wheel 6 is fixed at the lower end of the branch supporting frame 5, a specially-made belt 7 is connected to the belt wheel 6, and power of the belt wheel 6 comes from a driving roller 10. When in harvesting, the special belt 7 rotates, the broken belt 71 on the surface of the special belt wheel 7 swings towards the direction of the driving roller 10, the mulberry is effectively prevented from toppling towards the front of the harvester, and the mulberry can be pushed to the branch poking mechanism.

Example two

As shown in fig. 1 and 2, compared with the first embodiment, the difference is that the branch pulling rod 9 is fixed on the surface generatrix of the driving roller 10.

Those skilled in the art will recognize that numerous variations are possible from the above description, so that the examples are merely illustrative of one or more particular implementations.

Although the present invention and its advantages have been described in detail, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention. Moreover, the scope of the present application is not intended to be limited to the particular embodiments of the process, machine, manufacture, composition of matter, means, methods and steps described in the specification. As one of ordinary skill in the art will readily appreciate from the disclosure of the present invention, processes, machines, manufacture, compositions of matter, means, methods, or steps, presently existing or later to be developed that perform substantially the same function or achieve substantially the same result as the corresponding embodiments described herein may be utilized according to the present invention. Accordingly, the appended claims are intended to include within their scope such processes, machines, manufacture, compositions of matter, means, methods, or steps.

Claims

1. Mulberry harvester, including header, tractor, cutting knife, its characterized in that: the branch poking device comprises a fixed cutter wall, a cutter groove and a lifting oil cylinder, and is characterized by further comprising a transmission roller, a branch poking rod, chain teeth, a chain, a fixed cutter wall, a cutter groove and a lifting oil cylinder, wherein the transmission roller is combined behind the cutting knife; the branch poking rod is fixed on a bus on the surface of the transmission roller or combined on the chain; the chain is combined on the chain teeth; the sprocket surrounds the surface of the transmission roller and is fixed; the fixed cutter walls are fixed on two sides of the cutting knife; the cutting knife is arranged in the knife groove; the lower end of the lifting oil cylinder is combined on the tractor, and the upper end of the lifting oil cylinder is attached to the header; and the upper part and the lower part of the transmission roller are both provided with sprockets.

2. A mulberry harvester according to claim 1, characterized in that: the branch supporting frame is fixed on the header; the belt wheel is combined at the lower end of the branch supporting frame; a cut-off belt is fixed on the surface of the belt and is combined with the belt wheel.

3. A mulberry harvester according to claim 1, characterized in that: the belt tensioning device comprises a V-ribbed belt, an engine belt pulley, a belt tensioning adjusting wheel, a belt positioning wheel I, a belt positioning wheel II, an upper belt pulley and a lower belt pulley, wherein the lower belt pulley is arranged below the upper belt pulley; the engine belt pulley is arranged at the right lower part of the upper belt pulley; the first belt positioning wheel is arranged between the engine belt pulley and the lower belt pulley; the belt positioning wheel II is arranged between the upper belt pulley and the lower belt pulley; the belt tensioning adjusting wheel is arranged between the upper belt pulley and the engine belt pulley; the V-ribbed belt sequentially bypasses an engine belt pulley, a belt positioning wheel I, a lower belt pulley, a belt positioning wheel II, an upper belt pulley and a belt tensioning adjusting wheel.

4. A mulberry harvester according to claim 3, characterized in that: the belt tensioning adjusting wheel is fixed on the side face of the fixing arm through a bolt and can swing around the bolt; and the belt tensioning adjusting wheel, the belt positioning wheel I and the belt positioning wheel II are fixed by bolts to form reverse wrap angles.

5. A mulberry harvester according to claim 3, characterized in that: still include input shaft one, universal joint, cutting knife input shaft, the belt pulley under the front end of input shaft one is connected, and the rear end is connected the first port of universal joint, universal joint second port is connected the front end of cutting knife input shaft, a crank device is connected to the rear end of cutting knife input shaft.

6. A mulberry harvester according to claim 5, characterized in that: the crank device is a crank slider mechanism; and a sliding block of the crank sliding block mechanism is fixed on the back of the cutting knife.