CN2118392U - Mannal/electric two-purpose harvester - Google Patents

Abstract

The utility model relates to a mannal/electric two-purpose harvester for harvesting rice and wheat, comprising a walking mechanism, a driving mechanism, a cutting mechanism, a conveying mechanism and a motor-operated part. In the utility model, a narrow long single-blade type cutter blade is adopted to achieve that a plurality of groups of knifes are used to decompose the total body of the rice straw respectively and synchronically; a comb type guiding device is adopted to strengthen the inverted and inclined rice straw for harvesting; a long guiding rod and a multi-guiding groove can be adopted to control the horizontal motion and the longitudinal deflection of a movable cutter. The cutting cuts are neat and tidy, and the manual/electric two-purpose harvester can be manually and electrically operated. The utility model has the advantages of few falling particles, labor saving and high efficiency, and can ensure the central discharging of the rice straw.

Description

Mannal/electric two-purpose harvester

The utility model relates to a kind of farm machinery, especially a kind of manual, electric dual-purpose grain header that is used to gather in the crops water paddy and wheat class.

At present, agricultural manual grain header mainly contains " land wheel transmission " hand-push type, " manpower transmission " hand-push type, and " manpower and hold power " driven type, cutting part adopt two-sided cutting edge moving knife to cooperate the shearing and single face cutting edge cutting of stationary knife more.It is unreliable that land wheel transmission hand-push type is prone to transmission, cuts not thoroughly, falls defectives such as grain is many; " manpower transmission " is prone to that operation fatigue, low, the mechanical dead point of speed are big, swaging clamp, nothing shuttle back and forth defectives such as operation, and above-mentioned grain header all can not gather in the rice bar of lodging.

The purpose of this utility model is to overcome the existing defective of above-mentioned harvesting machinery, and a kind of rice bar that can gather in lodging effectively is provided, and it is few to fall grain, rapid operation, can guarantee the concentrated discharging of rice bar, but the high both hand push of harvesting efficiency, manual and electric double-purpose grain header that also can be electronic.

Task of the present utility model realizes in the following manner: this grain header is made up of running gear, transmission mechanism, cutting mechanism, conveying mechanism and electronic part.Running gear comprises carrier frame, handspike, two front-wheels and a trailing wheel; Transmission mechanism comprises manual rocking bar, straight-bar, eccentric ratio, the V-arrangement connecting rod, sprocket wheel transmission piece, eccentric shaft, the eccentric balance device, guide link, jackshaft, guide groove, the fixed head guide groove, guide post positioning seat and driving shaft, driving shaft is located at the left side of carrier frame, by manual rocking bar, straight-bar, eccentric ratio, the left end that four bar-link drive that the V-arrangement connecting rod constitutes and sprocket wheel transmission piece are contained in driving shaft, eccentric shaft and eccentric balance device are contained in the Right Inboard of carrier frame, be processed with the triangle guide groove on two limits of carrier frame, jackshaft is installed in the guide groove, the crossbeam of carrier frame is provided with the guide post positioning seat, be fixed with guide post on the guide post positioning seat, guide post is connected with guide link by jackshaft; Cutting mechanism comprises quiet cutter fixed mount, fixed blade, moving knife fixed head, knife section and wooden comb formula orientating device, quiet cutter fixed mount is fixed in the front end of carrier frame, two rows single face sickle tooth fixed blade is housed on the fixed mount, the moving knife fixed head is installed in the fixed head guide groove of both sides, carrier frame the place ahead, one row's single face sickle tooth knife section is housed on the moving knife fixed head, and orientating device is fixed on the fixed blade; Conveying mechanism comprises that the upper end of connecting rod, bent axle, eccentric wheel, pull bar, changer, guide chute, turnover panel, connecting rod and eccentric shaft are hinged, its lower end is connected with the right-hand member of bent axle, the left end of bent axle is equipped with eccentric wheel, eccentric wheel is connected with the left end of pull bar, be welded with guide chute on the carrier frame, turnover panel is fixed in the chute, and changer is equipped with on the top of turnover panel neutral axis; Electronic part comprises that hand switch, accumulator, electromotor and belt pulley, belt pulley and electromotor are contained in the right-hand member of driving shaft, and hand switch is contained in the upper right side of handspike.

In the utility model, electromotor is preferably selected disk permanent-magnet dc motor for use, can automatic speed regulation.After harvesting finishes, insert the 220V AC power by inverter, can be provided in threshing on the agricultural threshing machine, reach the purpose of a tractor serves several purposes.

The utility model is compared with existing hand-push type grain header, has the following advantages: 1, because this machine both can be manual, but also electric operating then can select according to the needs in season, improve harvesting speed greatly, its speed is equivalent to 6～7 times of manpower; 2, because this machine adopts long narrow single dege blade, can realize decomposing the overall cuttves synchronous cutting respectively of organizing of rice pocket more, reduced because harvesting shakes an amount that causes; 3, owing to adopt sickle dentation blade, the cutting edge cutting edge of a knife or a sword is strict fast, so the hand push resistance is little, and rapid operation; 4, owing to wooden comb formula orientating device is housed, so can effectively the rice bar of lodging or inclination be set upright harvesting; 5, adopt the extension rod-pulling type to carry the rice bar, laborsaving, can guarantee the concentrated discharging of rice bar, by replacing mechanism, the operation of shuttling has improved mechanical property, in moving knife and auxiliary body, adopt long guide rod, many guide grooves to control its moving knife horizontal movement and vertical deflection simultaneously, so rice bar otch in good order, mechanical action is accurate, stable performance; 6, the machine driving running is not disturbed by ground environment, and is stable and reliable for performance.

Concrete structure of the present utility model is provided by drawings and Examples.

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is a parts sequence of operation block diagram.

Below in conjunction with drawings and Examples the utility model is described in more detail.

Embodiment:

With reference to Fig. 1, Fig. 2, Fig. 3, this manual and electric double-purpose grain header is made up of running gear, transmission mechanism, cutting mechanism, conveying mechanism and electronic part.Running gear comprises carrier frame 28, handspike 24, two front-wheels 26 and trailing wheels 25; Transmission mechanism comprises manual rocking bar 1, straight-bar 2, eccentric ratio 3, V-arrangement connecting rod 34, sprocket wheel transmission piece 4, eccentric shaft 5, eccentric balance device 6, guide link 7, guide post 8, jackshaft 9, guide groove 27, fixed head guide groove 29, guide post positioning seat 31 and driving shaft 32, driving shaft 32 is located at the left side of carrier frame 28, by manual rocking bar 1, straight-bar 2, eccentric ratio 3, the left end that four bar-link drive that V-arrangement connecting rod 34 constitutes and sprocket wheel transmission piece 4 are contained in driving shaft 32, eccentric shaft 5 and eccentric balance device 6 are contained in the Right Inboard of carrier frame 28, be processed with triangle guide groove 27 on the dual-side of carrier frame 28, jackshaft 9 is installed in the guide groove 27, the crossbeam of carrier frame 28 is provided with guide post positioning seat 31, be fixed with guide post 8 on the guide post positioning seat 31, guide post 8 is connected with guide link 7 by jackshaft 9; Cutting mechanism comprises that quiet cutter fixed mount 30, fixed blade 12, moving knife fixed head 10, knife section 11 and wooden comb formula orientating device 13, quiet cutter fixed mount 30 are fixed in the front end of carrier frame 28, two rows single face sickle tooth fixed blade 12 is housed on the fixed mount 30, moving knife fixed head 10 is installed in the fixed head guide groove 29 of both sides, carrier frame 28 the place ahead, one row's single face sickle tooth knife section 11 is housed on the moving knife fixed head 10, and orientating device 13 is fixed on the fixed blade 12; Conveying mechanism comprises connecting rod 18, bent axle 19, eccentric wheel 20, pull bar 21, changer 22, guide chute 34, turnover panel 23, the upper end of connecting rod 18 and eccentric shaft 5 are hinged, its lower end is connected with the right-hand member of bent axle 19, the left end of bent axle 19 is equipped with eccentric wheel 20, eccentric wheel 20 is connected with the left end of pull bar 21, be welded with guide chute 33 on the carrier frame 28, turnover panel 23 is fixed in the chute 33, and changer 22 is equipped with on the top of turnover panel 23 neutral axises; Electronic part comprises hand switch 15, accumulator 14, electromotor 16 and belt pulley 17, the disk permanent-magnet dc motor 16 of belt pulley 17 and 150 watts is contained in the right-hand member of driving shaft 32, hand switch 15 is contained in the upper right side of handspike 24, and accumulator 14 is contained on the bracing frame of framework 28.

Wooden comb formula orientating device 13 steel wires by φ 3mm curve the penoncel shape, and front end curves 10 ° of wedge angles about degree, and the wedge angle head decomposes correcting rice bar slightly to left avertence so that insert the standing grain pocket.

Hinge wheel, chain and flywheel all directly adopt the bicycle standard component in the sprocket wheel transmission piece 4, but small flywheel needs machining center square hole, solid, removes pawl device, so that the load of grain header when bearing torque transmission.

After grain header arrives the operating position, operator's (manually can two people's compounding practices, grasp pace and direction for one, a people handles machine operation) hand-to-hand grip is 1, shake gently, after treating that the machinery running reaches rated speed, cooperation person promotes push rod orientating device 13 insertion rice pockets is at the uniform velocity advanced.When running into the rice bar of lodging, do not head on the direction harvesting of rice bar lodging, preferably the side direction that grain header is shifted onto the rice bar is evenly advanced, can be with grain header rotation harvesting when the lodging direction changes.After harvesting to the end, stir changer 22, turnover panel is changed turn over the standing grain direction, start the shuttle type tune.

When electrification drives, as long as one man operation, manual rocking bar 1 is unloaded, make the splined shaft engagement of the female spline housing and the drive sprocket axle of motor 16, the operator stirs hand switch, after treating that motor drive mechanism and running transmission mechanism reach steadily, promote handspike 24, orientating device 13 inserts the rice pocket and at the uniform velocity advances, and gathers in, dial modulation parallel operation 22 when turning around, turnover panel is changed turn over the standing grain direction.

Claims (2)

1, a kind of manual and electric double-purpose grain header that is used to gather in the crops water paddy and wheat class, comprise manual rocking bar 1, eccentric shaft 5, eccentric balance device 6, jackshaft 9, moving knife fixed head 10, knife section 11, quiet cutter fixed mount 30, fixed blade 12, orientating device 13, trailing wheel 25, front-wheel 26, carrier frame 28 and driving shaft 32, it is characterized in that: grain header is made up of running gear, transmission mechanism, cutting mechanism, conveying mechanism and electronic part

A. running gear comprises carrier frame 28, handspike 24, two front-wheels 26 and trailing wheels 25,

B. transmission mechanism comprises manual rocking bar 1, straight-bar 2, eccentric ratio 3, V-arrangement connecting rod 34, sprocket wheel transmission piece 4, eccentric shaft 5, eccentric balance device 6, guide link 7, guide post 8, jackshaft 9, guide groove 27, fixed head guide groove 29, guide post positioning seat 31 and driving shaft 32, driving shaft 32 is located at the left side of carrier frame 28, by manual rocking bar 1, straight-bar 2, eccentric ratio 3, the left end that four bar-link drive that V-arrangement connecting rod 34 constitutes and sprocket wheel transmission piece 4 are contained in driving shaft 32, eccentric shaft 5 and eccentric balance device 6 are contained in the Right Inboard of carrier frame 28, be processed with triangle guide groove 27 on the dual-side of carrier frame 28, jackshaft 9 is installed in the guide groove 27, carrier frame 28 and crossbeam are provided with guide post positioning seat 31, be fixed with guide post 8 on the guide post positioning seat 31, guide post 8 is connected with guide link 7 by jackshaft 9

C. cutting mechanism comprises quiet cutter fixed mount 30, fixed blade 12, moving knife fixed head 10, knife section 11 and wooden comb formula orientating device 13, quiet cutter fixed mount 30 is fixed in the front end of carrier frame 28, two row's single face sickle tooth fixed blades 12 up and down are housed on the fixed mount 30, moving knife fixed head 10 is installed in the fixed head guide groove 29 of both sides, carrier frame 28 the place ahead, one row's single face sickle tooth knife section 11 is housed on the moving knife fixed head 10, orientating device 13 is fixed on the fixed blade 12

D. conveying mechanism comprises that the upper end of connecting rod 18, bent axle 19, eccentric wheel 20, pull bar 21, changer 22, guide chute 34, turnover panel 23, connecting rod 18 and eccentric shaft 5 are hinged, its lower end is connected with the right-hand member of bent axle 19, the left end of bent axle 19 is equipped with eccentric wheel 20, eccentric wheel 20 is connected with the left end of pull bar 21, be welded with guide chute 33 on the carrier frame 28, turnover panel 23 is fixed in the chute 33, and changer 22 is equipped with on the top of turnover panel 23 neutral axises

E. electronic part comprises hand switch 15, accumulator 14, electromotor 16 and belt pulley 17, and belt pulley 17 and electromotor 16 are contained in the right-hand member of driving shaft 32, and hand switch 15 is contained in the upper right side of handspike 24.

2, manual and electric double-purpose grain header according to claim 1 is characterized in that: electromotor 16 adopts disk permanent-magnet dc motor.

Images