CN210130129U - Miniature harvester - Google Patents

Abstract

The utility model discloses a miniature harvester belongs to agricultural machine technical field, including frame, gasoline engine, transmission system, conveying assembly, cutting subassembly, cutting bed and wheel, the cutting bed sets up on the cutting bed support of frame front end, the gasoline engine sets up above the center of frame and pass through the transmission system drive conveying assembly and cutting subassembly work, conveying assembly sets up the centre of cutting bed, cutting assembly set up in the bottom of cutting bed, two the wheel passes through the axle setting and is in the center lower part of frame. The utility model discloses miniature harvester, compact structure, mobility is high, can be nimble carry out the operation of reaping of short crop.

Description

Miniature harvester

Technical Field

The utility model relates to the technical field of agricultural machinery, especially, relate to a miniature harvester.

Background

At present, the harvesting machines of short crops such as wheat, soybean, pasture, pepper and the like mainly use large and medium-sized machines, and the short crops in small plots are not suitable for large and medium-sized machine operation, are mostly harvested manually, waste time and labor and have low working efficiency.

Therefore, it is an urgent technical problem to be solved by those skilled in the art to provide a miniature harvester which has a compact structure, high maneuverability and flexible operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a miniature harvester, compact structure, mobility is high, can be nimble carry out the operation of reaping of short crop.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model relates to a miniature harvester, including frame, gasoline engine, transmission system, conveying component, cutting subassembly, cutting bed and wheel, the cutting bed sets up on the cutting bed support of frame front end, the gasoline engine sets up above the center of frame and pass through the transmission system drive conveying component and cutting subassembly work, conveying component sets up the centre of cutting bed, cutting component set up in the bottom of cutting bed, two the wheel passes through the axle setting and is in the center lower part of frame.

Further, the transmission system comprises a first chain wheel, and the first chain wheel is arranged at the output end of a clutch of the gasoline engine; the first chain wheel drives the second chain wheel through a chain and drives a third chain wheel to rotate, the third chain wheel drives a fourth chain wheel to rotate through the chain, the second chain wheel and the third chain wheel are coaxially arranged and drive the axle and the wheels to rotate, and the fourth chain wheel is connected to the input end of the gearbox; the gearbox is arranged on one side of the top of the cutting table bracket.

Furthermore, the output end of the gearbox is connected with a vertical shaft downwards, and the vertical shaft is vertically erected on the cutting table bracket through a bearing seat; the middle shaft section of the vertical shaft is provided with one or two driving conveying chain wheels for driving the conveying assembly to operate, and the bottom end of the vertical shaft is provided with a crank wheel for driving the cutting assembly to operate.

Furthermore, the conveying assembly also comprises a driven conveying chain wheel, a conveying chain and a grass poking piece, wherein the conveying chain is connected to the driving conveying chain wheel and the driven conveying chain wheel, and the driven conveying chain wheel is arranged at the other end, far away from the driving conveying chain wheel, of the cutting table bracket; a plurality of dial grass piece equipartition setting on the lateral surface of conveying chain, dial grass piece and be triangle-shaped.

Furthermore, the cutting assembly comprises a connecting rod, one end of the connecting rod is connected to the crank wheel, the other end of the connecting rod is connected to the movable cutter bar through a connecting head, and a plurality of movable blades are arranged at the front end of the movable cutter bar; a plurality of guide groove connecting pieces are arranged along the sliding rod part of the movable cutter bar, the inner ends of the guide groove connecting pieces are connected to the cutting table bracket, the lower parts of the outer ends of the guide groove connecting pieces are connected with limiting blocks, and the sliding rod part of the movable cutter bar linearly and reciprocally slides in the guide grooves on the inner sides of the guide groove connecting pieces; a plurality of fixed blades are correspondingly arranged below the movable blade, and the bottom of each fixed blade is connected to the cutting table bracket.

The straw cutting machine further comprises an edge divider and a divider, wherein the edge divider and the divider are both triangular and are arranged on the cutting table, and a reel is arranged on the rear side of the divider.

Further, the wheel is specially made of agricultural special tires.

Compared with the prior art, the utility model discloses a beneficial technological effect:

the utility model relates to a miniature harvester, compact structure, light in weight controls simply, is adapted to reaping of the short crops of little landmass. The gasoline engine drives the conveying assembly and the cutting assembly to operate to complete cutting and conveying operations through the output power of the clutch and a transmission system of a chain wheel and a chain. The utility model discloses miniature harvester march in-process, cutting assembly and the contact of crops root stem accomplish the cutting operation, and the crop that is cut off is carried one side of cutting bed by conveying assembly to the rule emission is on the ground.

Drawings

The present invention will be further explained with reference to the following description of the drawings.

FIG. 1 is a schematic view of the three-dimensional structure of the micro-harvester of the present invention;

FIG. 2 is a schematic diagram of the output transmission structure of the gasoline engine of the present invention;

FIG. 3 is a schematic view of the transmission of the conveying assembly and the cutting assembly of the present invention;

description of reference numerals: 1. a frame; 101. a handrail; 102. a header bracket; 2. a gasoline engine; 201. an accelerator; 202. a clutch; 3. a transmission system; 301. a first sprocket; 302. a second sprocket; 303. a third sprocket; 304. a fourth sprocket; 305. a gearbox; 306. a vertical shaft; 307. a bearing seat; 308. a crank wheel; 309. a first tension wheel; 310. a second tension wheel; 4. a delivery assembly; 401. a drive conveyor sprocket; 402. a driven conveyor sprocket; 403. a conveyor chain; 404. grass poking pieces; 5. a cutting assembly; 501. a connecting rod; 502. a connector; 503. moving the cutter bar; 504. a movable blade; 505. fixing a blade; 506. a guide slot connector; 507. a limiting block; 6. a side divider; 7. a crop divider; 8. cutting table; 9. and (7) wheels.

Detailed Description

The core of the utility model is to provide a miniature harvester, compact structure, mobility is high, can be nimble carry out the operation of reaping of short crop.

In the following, the technical solutions in the embodiments of the present invention will be clearly and completely described with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, fig. 1 is a schematic view of a three-dimensional structure of a micro-harvester of the present invention; FIG. 2 is a schematic diagram of the output transmission structure of the gasoline engine of the present invention; fig. 3 is a schematic diagram of the transmission of the conveying assembly and the cutting assembly of the present invention.

In a specific embodiment, a miniature harvester, including frame 1, gasoline engine 2, transmission system 3, conveying assembly 4, cutting assembly 5, cutting bed 8 and wheel 9, cutting bed 8 is installed on the cutting bed support 102 of frame 1 front end, gasoline engine 2 installs and carries assembly 4 and cutting assembly 5 to work on the center of frame 1 and through transmission system 3 drive, conveying assembly 4 sets up in the centre of cutting bed 8, cutting assembly 5 sets up in the bottom of cutting bed 8, two wheels 9 pass through the axle setting in the center lower part of frame 1. The utility model discloses miniature harvester march in-process, cutting assembly 5 and the contact of crops root stem accomplish the cutting operation, and the crop that is cut off is carried one side of cutting bed 8 by conveying assembly 4 to the rule emission is on the ground.

In one embodiment of the present disclosure, as shown in fig. 2, the transmission system 3 includes a first sprocket 301, the first sprocket 301 is mounted on the output shaft of the output end of the clutch 202 of the gasoline engine 2; the first chain wheel 301 drives the second chain wheel 302 and drives the third chain wheel 303 to rotate through a chain, the third chain wheel 303 drives the fourth chain wheel 304 to rotate through a chain, and the first tension wheel 309 and the second tension wheel 310 are used for tensioning and locking the corresponding chains. The second chain wheel 302 and the third chain wheel 303 are coaxially arranged and drive an axle of the wheel 9, further drive the wheel 9 to rotate, and provide power for the forward movement of the wheel 9. The fourth sprocket 304 is mounted on the input shaft at the input of the gear box 305, and the gear box 305 is mounted on the side of the top of the cutting deck support 102.

Further, the output end of the gear box 305 is connected with a vertical shaft 306 downwards, and the vertical shaft 306 is vertically erected on the cutting table bracket 102 through a bearing seat 307; the middle shaft section of the vertical shaft 306 is provided with one or two driving conveyor sprockets 401 for driving the conveyor assembly 4 to operate, and the bottom end of the vertical shaft 306 is provided with a crank wheel 308 for driving the cutting assembly 5 to operate.

Further, the conveying assembly 4 further comprises a driven conveying sprocket 402, a conveying chain 403 and a grass poking member 404, wherein the conveying chain 403 is connected to the driving conveying sprocket 401 and the driven conveying sprocket 402, and the driven conveying sprocket 402 is arranged at the other end, far away from the driving conveying sprocket 401, of the cutting table bracket 102; a plurality of grass poking pieces 404 are uniformly welded on the outer side surface of the conveying chain 403, and the grass poking pieces 404 are triangular parts.

In one embodiment of the present disclosure, as shown in fig. 3, the cutting assembly 5 includes a connecting rod 501, one end of the connecting rod 501 is connected to the crank wheel 308 through a bearing, the other end is connected to one end of a connecting head 502 through a bearing, the other end of the connecting head 502 is riveted to the middle position of a movable knife rod 503, the front end of the movable knife rod 503 is riveted with a plurality of movable knife blades 504; a plurality of guide groove connecting pieces 506 are arranged along the sliding rod part of the movable cutter rod 503, the inner ends of the guide groove connecting pieces 506 are connected to the cutting table bracket 102 through bolts, the lower parts of the outer ends of the guide groove connecting pieces 506 are riveted with limiting blocks 507, and the sliding rod part of the movable cutter rod 503 linearly and reciprocally slides in the guide grooves at the inner sides of the guide groove connecting pieces 506; a plurality of fixed blades 505 are correspondingly arranged below the movable blade 504, and the bottom of each fixed blade 505 is riveted on the cutting table bracket 102. The movable knife bar 503 slides linearly and reciprocally in the inner guide groove of the guide groove connector 506, and drives the movable knife 504 to move relative to the fixed knife 505, thereby performing a cutting action.

In a specific embodiment of the present disclosure, as shown in the figure, the device further comprises an edge divider 6 and a divider 7, wherein the edge divider 6 and the divider 7 are both triangular long cones and are mounted on the cutting table 8, and a reel is disposed at the rear side of the divider 7. Can separate and convey crops and ensure clear harvesting operation boundary lines.

In a specific implementation mode of the scheme, the wheels 9 are agricultural special tires, the width of the tires is large, enough holding capacity is guaranteed, maneuverability is enhanced, and rolling damage to farmlands is reduced. Furthermore, the rear portion of the frame 1 is provided with a handrail 101 convenient to control, and the handrail 101 is provided with an accelerator 201 convenient to control the output power of the gasoline engine 2.

The utility model discloses miniature harvester compact structure, convenient operation, light in weight can adapt to the work of reaping of the short crops of little landmass.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims (7)

1. A micro-harvester, characterized in that: including frame (1), gasoline engine (2), transmission system (3), conveying assembly (4), cutting subassembly (5), cutting bed (8) and wheel (9), cutting bed (8) set up on cutting bed support (102) of frame (1) front end, gasoline engine (2) set up above the center of frame (1) and through transmission system (3) drive conveying assembly (4) and cutting subassembly (5) work, conveying assembly (4) set up the centre of cutting bed (8), cutting assembly (5) set up in the bottom of cutting bed (8), two wheel (9) are in through the axle setting the center lower part of frame (1).

2. The micro-harvester according to claim 1, wherein: the transmission system (3) comprises a first chain wheel (301), and the first chain wheel (301) is arranged at the output end of a clutch (202) of the gasoline engine (2); the first chain wheel (301) drives a second chain wheel (302) and drives a third chain wheel (303) to rotate through a chain, the third chain wheel (303) drives a fourth chain wheel (304) to rotate through the chain, the second chain wheel (302) and the third chain wheel (303) are coaxially arranged and drive the axle and the wheels (9) to rotate, and the fourth chain wheel (304) is connected to the input end of a gearbox (305); the gearbox (305) is arranged on one side of the top of the cutting table bracket (102).

3. The micro-harvester according to claim 2, wherein: the output end of the gearbox (305) is connected with a vertical shaft (306) downwards, and the vertical shaft (306) is vertically erected on the cutting table bracket (102) through a bearing seat (307); one or two driving conveying chain wheels (401) for driving the conveying assembly (4) to operate are arranged at the middle shaft section of the vertical shaft (306), and a crank wheel (308) for driving the cutting assembly (5) to operate is arranged at the bottom end of the vertical shaft (306).

4. A micro-harvester according to claim 3, characterised in that: the conveying assembly (4) further comprises a driven conveying chain wheel (402), a conveying chain (403) and a grass poking piece (404), the conveying chain (403) is connected to the driving conveying chain wheel (401) and the driven conveying chain wheel (402), and the driven conveying chain wheel (402) is arranged at the other end, far away from the driving conveying chain wheel (401), of the cutting table bracket (102); a plurality of grass poking pieces (404) are uniformly distributed on the outer side surface of the conveying chain (403), and the grass poking pieces (404) are triangular.

5. A micro-harvester according to claim 3, characterised in that: the cutting assembly (5) comprises a connecting rod (501), one end of the connecting rod (501) is connected to the crank wheel (308), the other end of the connecting rod (501) is connected to a movable cutter bar (503) through a connecting head (502), and a plurality of movable blades (504) are arranged at the front end of the movable cutter bar (503); a plurality of guide groove connecting pieces (506) are arranged along the sliding rod part of the movable cutter rod (503), the inner ends of the guide groove connecting pieces (506) are connected to the cutting table bracket (102), the lower parts of the outer ends of the guide groove connecting pieces (506) are connected with limiting blocks (507), and the sliding rod part of the movable cutter rod (503) linearly and reciprocally slides in the inner guide grooves of the guide groove connecting pieces (506); a plurality of fixed blades (505) are correspondingly arranged below the movable blade (504), and the bottoms of the fixed blades (505) are connected to the cutting table bracket (102).

6. The micro-harvester according to claim 1, wherein: the straw cutting machine also comprises an edge divider (6) and a divider (7), wherein the edge divider (6) and the divider (7) are both triangular and are arranged on the cutting table (8), and a reel is arranged on the rear side of the divider (7).

7. The micro-harvester according to claim 1, wherein: the wheel (9) is particularly an agricultural special tire.

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