CN2142636Y

CN2142636Y - Harvester for maize

Info

Publication number: CN2142636Y
Application number: CN 92220778
Authority: CN
Inventors: 杨长易
Original assignee: Individual
Current assignee: Individual
Priority date: 1992-09-21
Filing date: 1992-09-21
Publication date: 1993-09-29
Anticipated expiration: 2002-09-21

Abstract

The utility model discloses a harvester for maize used for matching with small-four-wheel tractors whose powers are 15 horsepowers, comprising an assembly frame, a machine base, a cutting and ear picking assembly, a seedling poking assembly, an ear guiding assembly, an elevating assembly, a transmission part, and a lifting part. The cutting and ear picking assembly is hung on the front guard of the tractor through the assembly frame and the machine base; the seedling poking assembly is fixed on front upper part of the cutting and ear picking assembly through a bracket, and presents the shape like the Chinese character 'ba'; the ear guiding assembly is horizontally arranged at the right side of the cutting and ear picking assembly; the utility model makes the maize harvesting and the straw returning to the field complete in one time, which is an ideal maize harvesting mechanism matching with the small-four-wheel tractors whose powers are 15 horsepowers.

Description

Harvester for maize

The utility model relates to a kind of maize harvesting machine, belongs to agricultural harvesting machinery manufacturing technology field.

Large-scale maize harvesting machine of the prior art all is matching used with big-powered tractor, along with improving constantly of agricultural mechanization degree, and the deepening continuously of rural reform, increasing peasant household all buys 15 horsepowers of tractor with small four wheels and carries out farm work, because the present corn harvesting machine that also matches with 15 horsepowers of tractor with small four wheels, therefore autumn harvest 15 horsepowers of tractor with small four wheels in season be we can say and not sent what use, most of peasant households must go to carry out autumn harvest with manpower, time-consuming, influence autumn sowing, urgency problem to be solved when being the rural area autumn harvest of present China.

The purpose of this utility model is to provide a kind of maize harvesting machine, it and 15 horsepowers of supporting uses of tractor with small four wheels, and the collection harvest corn is returned crop stocks to the field and is once finished.

Design of the present utility model is: maize harvesting machine is plucked the fringe assembly, dials the standing grain assembly, is led fringe assembly etc. and constitute by elevator assembly, lifting part, running part, cutting, be fixed with assembly fixture 9 on the tractor front bumper 20, be fixed with support 7 on the assembly fixture 9, support 7 front ends are shaped on dovetail groove 21, be hung with on the dovetail groove 21 can upper and lower slip cutting pluck fringe assembly 6; Gearbox 37 rear portions that cutting is plucked in the fringe assembly 6 are shaped on dovetail groove 33, the dovetail groove 21 that is shaped on support 7 front ends is nested, the main shaft 30 that cutting is plucked in the fringe assembly 6 passes gearbox 37 and is installed in gearbox 37 two ends by bearing, belt pulley 29 is housed on the main shaft 30 successively, clutch 31, bevel gear 32,36, and bevel gear 32,36 are positioned at gearbox 37, the gearbox front end is equipped with axle 40 and 44, axle 40 ends that are positioned at gearbox 37 are equipped with roller gear 38, axle 40 is positioned at gearbox 37 outer ends big snapping bar 39 is housed successively, bevel gear 57, axle 44 ends that are positioned at gearbox 37 are equipped with bevel gear 46 successively, roller gear 45, axle 44 is positioned at gearbox 37 outer ends little snapping bar 41 is housed successively, bevel gear 57, and be shaped on belt pulley 42 on the little snapping bar 41, bevel gear 32 is meshed with bevel gear 46, roller gear 45 is meshed with 38, axle 47 is equipped with in gearbox 37 bottoms, bevel gear 34 is equipped with in the upper end of axle 47, movable knife disc 48 and knife section 35 are equipped with in the lower end, and knife section 35 is fixed on the movable knife disc 48, bevel gear 34 is meshed with 36, at gearbox 37 front ends, little snapping bar 41 right sides are provided with quiet cutterhead 43, are fixed with fixed blade on the quiet cutterhead 43; Dialling standing grain assembly 23 is fixed on cutting and plucks last the place ahead of fringe assembly 6 and be " eight " font by dialling the standing grain assembly bracket, dial the standing grain assembly bracket and pluck a support 5 and the gearbox left side that gearbox 37 case lids tighten in the fringe assembly 6 by cutting, the link arm 22 that right both sides are provided with constitutes, support 5 is provided with control steady 4, a left side, the front end of right link arm 22 is fixed with gear-box 55, between gear-box 55 and support 5 one ends, vertical shaft 50 is housed, vertical shaft 50 lower ends are positioned at gear-box and 55 inner branches bevel gear 56 were housed, and axle 40, the bevel gear 57 that 44 front ends are equipped with also is positioned at gear-box 55 and is meshed with bevel gear 56, drive pulley 49 is equipped with in vertical shaft 50 upper ends, the other end of support 5 is equipped with negative pulley wheel 53, be with flat belt on drive pulley 49 and the negative pulley wheel 53, flat belt is provided with pulling tooth 58, intrinsic column 52 on the support 5, backplate 51 is housed on the column 52, and on the axle of negative pulley wheel 53 slide block 54 is housed, regulates the flat belt elasticity by bolt; Leading fringe assembly 26 pays a frame 25 and will lead fringe roll shaft 69 and be contained in fringe roller 70 horizontal parallel of leading on the fringe roll shaft 69 of leading and fix on little snapping bar 41 right sides by what pluck with cutting that the right link arm 22 in gearbox 37 right sides in the fringe assembly 6 is connected, and lead fringe roller 70 front ends and be shaped on pulley concial disk 71, and pulley concial disk 42 usefulness V belts 24 interconnections that are shaped on little snapping bar 41 front ends.

The cutting pluck in the fringe assembly 6 knife section 35 by four "

" shape blade composition " ten " shape, being fixed on axle 47 and the movable knife disc 48, the control steady 4 that group standing grain assembly 23 medium-height trestles 5 are provided with is " eight " font, and control helps corn straw to be skewed, is convenient to cut, pluck fringe.

Negative pulley wheel 61 is fixed on by axle 59 and cradle and pays on the frame 25 in the elevator assembly 15, drive pulley 66 is fixed on the container 1 by axle 67 and cradle, container 1 is fastened on the tractor bonnet by its underbeam 19, and movable floor is equipped with in container 1 bottom, between two cradles, be connected with carriage 62, be hinged with connecting rod 64 on the carriage 62, connecting rod 64 1 ends pluck with cutting that clutch 31 links to each other in the fringe assembly 6, and the other end is provided with clutch operating handle 28.Between two belt pulleys 61,66, be with flat belt 63, the equidistant scraper plate 60 that is provided with on the flat belt 63, the equidistant pillar 65 that is fixed with in carriage 62 both sides is equipped with side guard plate 69 on the pillar 65.

The lifting part is made of suspension ring 27, directive wheel 3,8,17 and steel cable 12 etc., suspension ring 27 are fixed on cutting and pluck gearbox 37 case lids middle part in the fringe assembly 6, directive wheel 3 is fixed on support 7 tops, back, support 7 bottom is fixed with directive wheel 8, lifting arm 18 fronts, tractor back are fixed with directive wheel 17, steel cable 12 1 ends are connected with hydraulic lifting arm 18, the other end is walked around directive wheel 17, walk around directive wheel 8 after below tractor, by mutual corresponding hole on tractor front bumper 20 and the assembly fixture 9, walk around directive wheel 3 and be fixed on the suspension ring 27 again.

Running part is made of regulating

wheel

10,11 etc., V belt 13 is enclosed within on the engine belt pulley 14, it is walked around below the regulating wheel 11 on one side, walk around again to be enclosed within above the regulating wheel 10 to cut and pluck on the fringe assembly 6 intermediate cam belt pulleys 29, V belt 16 is enclosed within on the tractor clutch wheel 2, and the other end is enclosed within on elevator assembly 15 middle belt pulleys 68.

Operation principle of the present utility model: the hydraulic control lever of operating tractor earlier, make unit drop to operation height by running part, operated clutch handle again, make the maize harvesting machine running by running part, aim at that corn is capable to advance, corn straw is introduced into to be dialled in the middle of the standing grain assembly, dialled in control by rice-pulling tooth and become skewed backward in the steady, the bottom of corn straw enters in the middle of two snapping bars simultaneously, under two snapping bar thread surface effects, corn straw moves inwards, the knife section that is rotated cuts off, because two snapping bars constantly rotate and clamping action, corn straw is constantly delivered into downwards between the knife section by continuous cutting-off, loose in ground, reach the purpose of returning crop stocks to the field, in addition, corn straw is in the snapping bar clamping moves downward, when corn ear touches two snapping bars, because the fruit ear diameter is greater than the gap of two snapping bars, can not go down again, and corn straw also constantly moves downward, fruit ear can be plucked from corn straw, since two snapping bar diameters small one and large one, fruit ear under self-gravity action to little snapping bar is predominate go after, be contacted with again and lead on the fringe roller, move right to the elevator belt along leading the fringe roller, on the elevator belt scraper plate is housed, to container stacking, when unit operation arrived rand, the movable floor of manipulating containers unloaded stacking with fruit ear to fruit ear by the scraper plate scraping delivery.

The utility model compared with prior art, reasonable in design, simple in structure, collection harvest corn is returned crop stocks to the field and is once finished, and is a kind of and 15 horsepowers of more satisfactory maize harvesting machines of the supporting use of tractor with small four wheels.

Fig. 1 is a structural front view of the present utility model.

Fig. 2 is a structure vertical view of the present utility model.

Fig. 3 is that fringe assembly structure cutaway view is plucked in cutting of the present utility model.

Fig. 4 is an A-A cutaway view among Fig. 3.

Fig. 5 is an of the present utility model group of standing grain assembly structure cutaway view.

Fig. 6 is an elevator assembly structure cutaway view of the present utility model.

Fig. 7 is the fringe assembly structure cutaway view of leading of the present utility model.

Embodiment: get final product by the prior art process and assemble with reference to specification the 5th part and accompanying

drawing

1,2,3,4,5,6,7.

Claims

1, a kind of maize harvesting machine, it and 15 horsepowers of supporting uses of tractor with small four wheels, constitute by elevator assembly 15, lifting part, running part, it is characterized in that: be fixed with assembly fixture 9 on (1) tractor front bumper 20, be fixed with support 7 on the assembly fixture 9, support 7 front ends are shaped on dovetail groove 21, be hung with on the dovetail groove 21 can upper and lower slip cutting pluck fringe assembly 6;

(2) cut gearbox 37 rear portions of plucking in the fringe assembly 6 and be shaped on dovetail groove 33, the dovetail groove 21 that is shaped on support 7 front ends is nested, the main shaft 30 that cutting is plucked in the fringe assembly 6 passes gearbox 37 and is installed in gearbox 37 two ends by bearing, belt pulley 29 is housed on the main shaft 30 successively, clutch 31, bevel gear 32,36, and bevel gear 32,36 are positioned at gearbox 37, the gearbox front end is equipped with axle 40 and 44, axle 40 ends that are positioned at gearbox 37 are equipped with roller gear 38, axle 40 is positioned at gearbox 37 outer ends big snapping bar 39 is housed successively, bevel gear 57, axle 44 ends that are positioned at gearbox 37 are equipped with bevel gear 46 successively, roller gear 45, axle 44 is positioned at gearbox 37 outer ends little snapping bar 41 is housed successively, bevel gear 57, and be shaped on belt pulley 42 on the little snapping bar 41, bevel gear 32 is meshed with bevel gear 46, roller gear 45 is meshed with 38, axle 47 is equipped with in gearbox 37 bottoms, bevel gear 34 is equipped with in the upper end of axle 47, movable knife disc 48 and knife section 35 are equipped with in the lower end, and knife section 35 is fixed on the movable knife disc 48, bevel gear 34 is meshed with 36, at gearbox 37 front ends, little snapping bar 41 right sides are provided with quiet cutterhead 43, are fixed with fixed blade on the quiet cutterhead 43;

(3) dialling standing grain assembly 23 is fixed on cutting and plucks last the place ahead of fringe assembly 6 and be " eight " font by dialling the standing grain assembly bracket, dial the standing grain assembly bracket and pluck a support 5 and the gearbox left side that gearbox 37 case lids tighten in the fringe assembly 6 by cutting, the link arm 22 that right both sides are provided with constitutes, support 5 is provided with control steady 4, a left side, the front end of right link arm 22 is fixed with gear-box 55, between gear-box 55 and support 5 one ends, vertical shaft 50 is housed, vertical shaft 50 lower ends are positioned at gear-box and 55 inner branches bevel gear 56 were housed, and axle 40, the bevel gear 57 that 44 front ends are equipped with also is positioned at gear-box 55 and is meshed with bevel gear 56, drive pulley 49 is equipped with in vertical shaft 50 upper ends, the other end of support 5 is equipped with negative pulley wheel 53, be with flat belt on drive pulley 49 and the negative pulley wheel 53, flat belt is provided with moving tooth 58, intrinsic column 52 on the support 5, backplate 51 is housed on the column 52, and on the axle of negative pulley wheel 53 slide block 54 is housed, regulates the flat belt elasticity by bolt;

(4) leading fringe assembly 26 pays a frame 25 and will lead fringe roll shaft 69 and be contained in fringe roller 70 horizontal parallel of leading on the fringe roll shaft 69 of leading and fix on little snapping bar 41 right sides by what pluck with cutting that the right link arm 22 in gearbox 37 right sides in the fringe assembly 6 is connected, and lead fringe roller 70 front ends and be shaped on pulley concial disk 71, and pulley concial disk 42 usefulness V belts 24 interconnections that are shaped on little snapping bar 41 front ends.

2, maize harvesting machine according to claim 1 is characterized in that: the cutting pluck in the fringe assembly 6 knife section 35 by four "

" shape blade composition " ten " shape, be fixed on axle 47 and the movable knife disc 48.

3, maize harvesting machine according to claim 1 is characterized in that: the control steady 4 that group standing grain assembly 23 medium-height trestles 5 are provided with is " eight " font, and control helps corn straw to be skewed, is convenient to cutting, plucks fringe.

4, maize harvesting machine according to claim 1, it is characterized in that: negative pulley wheel 61 is fixed on by axle 59 and cradle and pays on the frame 25 in the elevator assembly 15, drive pulley 66 is fixed on the container 1 by axle 67 and cradle, container 1 is fastened on the tractor bonnet by its underbeam 19, and movable floor is equipped with in container 1 bottom, between two cradles, be connected with carriage 62, be hinged with connecting rod 64 on the carriage 62, connecting rod 64 1 ends pluck with cutting that clutch 31 links to each other in the fringe assembly 6, the other end is provided with clutch operating handle 28, at two belt pulleys 61, be with flat belt 63 between 66, the equidistant scraper plate 60 that is provided with on the flat belt 63, the equidistant pillar 65 that is fixed with in carriage 62 both sides is equipped with side guard plate 69 on the pillar 65.

5, maize harvesting machine according to claim 1, it is characterized in that: the lifting part is by suspension ring 27, directive wheel 3,8,17 and formation such as steel cable 12, suspension ring 27 are fixed on cutting and pluck gearbox 37 case lids middle part in the fringe assembly 6, directive wheel 3 is fixed on support 7 tops, back, support 7 bottom is fixed with directive wheel 8, lifting arm 18 fronts, tractor back are fixed with directive wheel 17, steel cable 12 1 ends are connected with hydraulic lifting arm 18, the other end is walked around directive wheel 17, walk around directive wheel 8 after below tractor, by mutual corresponding hole on tractor front bumper 20 and the assembly fixture 9, walk around directive wheel 3 and be fixed on the suspension ring 27 again.

6, maize harvesting machine according to claim 1, it is characterized in that: running part is made of regulating wheel 10,11 etc., V belt 13 is enclosed within on the engine belt pulley 14, it is walked around below the regulating wheel 11 on one side, walk around again to be enclosed within above the regulating wheel 10 to cut and pluck on the fringe assembly 6 intermediate cam belt pulleys 29, V belt 16 is enclosed within on the tractor clutch wheel 2, and the other end is enclosed within on elevator assembly 15 middle belt pulleys 68.