CN201888100U

CN201888100U - Tobacco harvester with screw rod lifting device

Info

Publication number: CN201888100U
Application number: CN2010205058612U
Authority: CN
Inventors: 李燕; 刘军; 王栋; 刘国顺; 黄建行
Original assignee: Henan Agricultural University
Current assignee: Henan Agricultural University
Priority date: 2010-08-26
Filing date: 2010-08-26
Publication date: 2011-07-06
Anticipated expiration: 2020-08-26

Abstract

The utility model discloses a tobacco harvester with a screw rod lifting device, comprising a frame and a driving part. The frame is provided with a tobacco collection box and harvesting knife rests arranged in pairs; the harvesting knife rests are respectively provided with harvesting knives; one of the harvesting knife rests is provided with the harvesting knife I, the other harvesting knife rest is provided with the harvesting knife II and the harvesting knife III, and the harvesting knife III is longer that the harvesting knife II. The tobacco harvester adopting the above technical scheme is driven by an engine to advance, realizes automatic tobacco picking, collecting and basketing at the same time and has the characteristics of high harvesting and picking efficiency and the like. In the tobacco harvester, the advancing of a harvester body can drive the harvesting knife I, the harvesting knife II and the harvesting knife III to move forwards so as to cut off tobacco leaves. When the tobacco leaves at different heights need to be picked up, according to the maturing sequence of the tobacco leaves, a motor is started, and a screw rod I and a screw rod II are utilized to drive the harvesting knife I, the harvesting knife II and the harvesting knife III to move up and down, thereby providing convenience in picking up the tobacco leaves at different heights.

Description

The tobacco harvesting machine that has the leading screw elevator

Technical field

The utility model belongs to agricultural machinery, relates in particular to a kind of tobacco harvesting machine.

Background technology

China is leaf tobacco production big country in the world, and tobacco business occupies critical role in the national economy of China.Can in the production process of tobacco leaf, the harvesting of tobacco leaf be basic work, pluck the quality that can influence tobacco leaf to a great extent timely.At present, the still manual operations of operation of gathering of most of tobaccos, low, the consuming time length of its picking efficiency, and be difficult to guarantee timely harvesting.Though also there is the reaping machine of part semi-mechanization and mechanization to come into operation, its complex structure, and its recovering device also might damage tobacco leaf and tobacco rod.

The utility model content

The purpose of this utility model is at above-mentioned the deficiencies in the prior art, and a kind of tobacco harvesting machine is provided, and realizes automatic harvesting, collection and the dress basket of tobacco leaf, and it is simple in structure, can not damage tobacco leaf and tobacco rod, and can pluck the tobacco leaf of differing heights in batches.

A kind of tobacco harvesting machine that has the leading screw elevator, comprise vehicle frame and garage's part, the tobacco leaf collecting box is housed on the vehicle frame, the knife rest of gathering of paired setting also is housed on the vehicle frame, gather and the cutter of gathering is housed on the knife rest, one of them knife rest of gathering is provided with the cutter I that gathers, and another tobacco leaf picking knife rest is provided with gather the cutter II and the cutter III that gathers, and the cutter III that gathers is longer than the cutter II that gathers.

Be fixed with motor on the described vehicle frame, be fixed with gear I on the output shaft of motor, gear I and gear II engagement, gear II and leading screw I are connected, and gear I and leading screw II are connected, and leading screw I is set in the lead screw hole of the knife rest of gathering, screw mandrel II is set in the lead screw hole of another knife rest of gathering, be equipped with slide opening on two knife rests of gathering that are provided with in pairs, be provided with litter in the slide opening, litter is fixed on the vehicle frame.

The described cutter II that gathers is spaced with the cutter III that gathers.

The described cutter I that gathers, gather cutter II and the cutter III that gathers are the cuttves of the gathering rubber material or plastic material.

Vehicle frame comprises main car frame top board and bottom leaf case baffle plate, the main car frame top board links to each other by some carriage frame with bottom leaf case baffle plate, on the main car frame top board engine is housed, described tobacco leaf collecting box is contained on the main car frame top board, between bottom leaf case baffle plate and tobacco leaf collecting box, main belt is housed, main belt links to each other with engine by the conveyer belt input system, below the leaf case of bottom bottom conveyor is housed, and bottom conveyor also links to each other with engine by the conveyer belt input system.

Adopt the tobacco harvesting machine of technique scheme, move ahead, realize automatic harvesting, collection and the dress basket of tobacco leaf simultaneously, have characteristics such as the efficient of gathering height, pick up rate height by the engine drive.In the utility model, by advancing of car body drive the cutter I that gathers, gather cutter II and the cutter III that gathers travel forward, tobacco leaf is hung up.According to the order of tobacco leaf maturation, when needs are plucked the tobacco leaf of differing heights, starter motor, by leading screw I, leading screw II drive the cutter I that gathers, gather cutter II and the cutter III that gathers move up and down, and can win the tobacco leaf of differing heights easily.

Description of drawings

Fig. 1 is a schematic perspective view 1 of the present utility model;

Fig. 2 is a schematic perspective view 2 of the present utility model;

Fig. 3 is a main TV structure schematic diagram of the present utility model (not being with the tobacco leaf collecting box);

Fig. 4 is that schematic diagram is looked on the left side of Fig. 3;

Fig. 5 is a course of work schematic diagram of the present utility model.

Wherein, 1. off-front wheel, 2. bottom, right side leaf case baffle plate, 3. right front outside carriage frame, 5. right front inboard carriage frame, 6. in before the dextral carriage frame, 7. engine, 8. main car frame top board, 9. in before the sinistral carriage frame, 10. left front inboard carriage frame, 12. left front outside carriage frame, 13. left bottom leaf case baffle plates, 14. the near front wheel, 15. left bottom conveyer belts, 17. central bottom conveyer belts, 19. the right side bottom conveyor, 20. front-wheel steer systems, 21. conveyer belt input systems, 22. the right side main belt, 23. middle part main belts, 24. back left exterior carriage frame, 25. the left side main belt, 26. tobacco leaf collecting boxs, 27. lead screw hole I, the knife rest I 28. gather, the 29. blade I that gather, 30. slide opening I, the blade II 31. gather, the 32. blade III that gather, 33 lobus sinisters, 34. last leaf, 35. lobus dexter, 36. inferior lobes, the knife rest II 37. gather, 38. litter, 40. bracket, 43. lead screw hole II, 50. motors, 51. gear I, 52. gear II, 53. leading screw I, 54. leading screw II.

Embodiment

The tobacco harvesting machine that has the leading screw elevator shown in Fig. 1～3, comprise vehicle frame and garage's part, vehicle frame comprises main car frame top board 8, left bottom leaf case baffle plate 13 and bottom, right side leaf case baffle plate 2, links to each other by some carriage frame between main car frame top board 8 and left bottom leaf case baffle plate 13, bottom, the right side leaf case baffle plate 2.Engine 7 and tobacco leaf collecting box 26 are housed on the main car frame top board 8, left side main belt 25 is housed between left bottom leaf case baffle plate 13 and tobacco leaf collecting box 26, between right side bottom leaf case baffle plate 2 and the tobacco leaf collecting box 26 right side main belt 22 is housed.Left side main belt 25, right side main belt 22, middle part main belt 23 link to each other with engine 7 by conveyer belt input system 21.Carriage frame is divided into three groups on left side, middle part and right side again, every group again with front and back and the interior outside or left and right sides differentiation, between left front outside carriage frame 12 and the left front inboard carriage frame 10 left bottom conveyer belt 15 is housed, in before sinistral carriage frame 9 and in before central bottom conveyer belt 17 is housed between the dextral carriage frame 6, between right front inboard carriage frame 5 and the right front outside carriage frame 3 right side bottom conveyor 19 is housed.Left bottom conveyer belt 15, central bottom conveyer belt 17 and right side bottom conveyor 19 also link to each other with engine 7 by conveyer belt input system 21.

As Fig. 3, Fig. 4 and shown in Figure 5, two knife rests of gathering are housed in the utility model, with the left side knife rest of gathering being set in pairs is the gather structure of cutter of tobacco in example explanation the utility model.The knife rest of gathering is provided with the cutter III32 that gathers, and another tobacco leaf picking knife rest is provided with gather the cutter II31 and the cutter I29 that gathers, and the cutter I29 that gathers is longer than the cutter II31 that gathers.In work, as A among Fig. 5 to shown in, the tobacco grain header moves ahead in the process, the cutter I29 that gathers can hang lobus sinister 33 and lobus dexter 35 fall, the cutter II31 that gathers can hang inferior lobe 36 fall, and the cutter I32 that gathers can hang with going up leaf 34.When the cutter I29 that gathers hangs tobacco leaf, can help tobacco rod.With left side a pair of is the gather installation of knife rest of example explanation, be fixed with motor 50 on the bracket 40 of main car frame top board 8 tops, be fixed with gear I51 on the output shaft of motor 50, gear I51 and gear II52 engagement, gear II52 and leading screw I53 are connected, gear I51 and leading screw II54 are connected, leading screw I53 is set in the lead screw hole I27 of the knife rest I28 that gathers, screw mandrel II54 is set in the lead screw hole II43 of the knife rest II37 that gathers, knife rest I28 and gather and be equipped with slide opening 30 on the knife rest II37 gathers, be provided with litter 38 in the slide opening 30, litter 38 is fixed on the vehicle frame.

System of described garage comprises front-wheel steer system 20 and four wheels etc., the direction of advance of wherein front-wheel steer system 20 control off-front wheels 1 and the near front wheel 14, and off hind wheel and left rear wheel are moved ahead by generator drive.

The about 1.5m of the average height of tobacco, the height of tobacco harvesting machine main car frame top board 8 surpasses the average height of tobacco.As shown in Figure 3, reaping machine when walking forward, right front inboard carriage frame 5, in before dextral carriage frame 6 minutes across the tobacco rod left and right sides, right ridge, and left front inboard carriage frame 10, in before sinistral carriage frame 9 minutes across the tobacco rod left and right sides, left ridge.Gather cutter I29, the cutter II31 that gathers, the cutter III32 that gathers moves ahead with car, tobacco leaf is hung up from cane, fall into respectively in the bottom leaf case that is in the position, left, center, right, by the bottom conveyor of bottom leaf lower box part tobacco leaf is sent on the main belt respectively then, and finally sent in the tobacco leaf collecting box 26 on top.

Because tobacco maturation is layering maturation from bottom to top, the nethermost ground floor tobacco leaf of gathering the first time again according to mature condition the gather second layer, the 3rd layer of different time respectively, is gathered to the upper strata after a period of time gradually.Rotate by starter motor 50 driven gear I51, and then drive leading screw II54 rotates, drive leading screw I53 by gear II52 again and rotate, just can realize gathering cutter I 29, the cutter II31 that gathers, the cutter III32 position conversion from bottom to up of gathering, and then the harvesting of realization differing heights tobacco leaf.

Described engine 7 is diesel engines of band generator.

Claims

1. tobacco harvesting machine that has the leading screw elevator, comprise vehicle frame and garage's part, the tobacco leaf collecting box is housed on the vehicle frame, it is characterized in that: the knife rest of gathering that paired setting also is housed on the vehicle frame, gather and the cutter of gathering is housed on the knife rest, one of them knife rest of gathering is provided with the cutter I of gathering, and another tobacco leaf picking knife rest is provided with gather the cutter II and the cutter III of gathering, and the cutter III of gathering is longer than the cutter II of gathering.

2. the tobacco harvesting machine that has the leading screw elevator as claimed in claim 1, it is characterized in that: be fixed with motor on the described vehicle frame, be fixed with the gear I on the output shaft of motor, gear I and the engagement of gear II, gear II and leading screw I are connected, gear I and leading screw II are connected, leading screw I is set in the lead screw hole of the knife rest of gathering, screw mandrel II is set in the lead screw hole of another knife rest of gathering, be equipped with slide opening on two knife rests of gathering that are provided with in pairs, be provided with litter in the slide opening, litter is fixed on the vehicle frame.

3. the tobacco harvesting machine that has the leading screw elevator as claimed in claim 1 or 2 is characterized in that: the described cutter II of gathering is spaced with the cutter III of gathering.

4. the tobacco harvesting machine that has the leading screw elevator as claimed in claim 3 is characterized in that: the described cutter I of gathering, the cutter II of gathering and the cutter III of gathering are the cuttves of the gathering rubber material or plastic material.

5. the tobacco harvesting machine that has the leading screw elevator as claimed in claim 1, it is characterized in that: vehicle frame comprises main car frame top board and bottom leaf case baffle plate, the main car frame top board links to each other by some carriage frame with bottom leaf case baffle plate, on the main car frame top board engine is housed, described tobacco leaf collecting box is contained on the main car frame top board, between bottom leaf case baffle plate and tobacco leaf collecting box, main belt is housed, main belt links to each other with engine by the conveyer belt input system, below the leaf case of bottom bottom conveyor is housed, bottom conveyor also links to each other with engine by the conveyer belt input system.