CN2098152U

CN2098152U - Hand harvester

Info

Publication number: CN2098152U
Application number: CN 91224015
Authority: CN
Inventors: 崔伟杰
Original assignee: Individual
Current assignee: Individual
Priority date: 1991-09-02
Filing date: 1991-09-02
Publication date: 1992-03-11

Abstract

The manual harvester of the utility model has a secondary transmission belt transmission. When the high-hand rocker is shaken, the crank is driven to rotate through the transmission, and finally the harvesting blade is driven to transversely move in the cutter protector through the connecting rod, the rack, the gear and the rack pressure gauge. The crops are harvested under the combined action of the harvesting cutter blade and the cutter protector. The machine can also automatically discharge the harvested crops out of the harvester through a special mechanism.

Description

Hand-driven harvester

The utility model relates to a kind of manual grain header.

In the long-term agricultural practice of China, people all be with reaping hook shear through the wheat, rice or similar crops.It is big that this more original hand cuts mode labour intensity, and inefficient shortcoming is conspicuous.Though occurred modern age with fuel, for example gasoline, diesel oil are the harvesting machinery of power, have alleviated labour intensity, have improved labor productivity significantly, however this machine cost height, and be not suitable for the haggard application.

The purpose of this utility model is to overcome the defective of above-mentioned two kinds of prior aries, and a kind of novel manual grain header is provided, and this machine both can reduce labor intensity, and raised labour efficiency, and energy savings, advantage that cost is low are arranged again, is fit to very much use in the haggard.

The utility model is achieved in that

This manual grain header comprises handrail, frame, scroll wheel and guide roller.Configuration rotationally has the first order drive pulley and the first order driven pulley of joystick on the said frame.When joystick shook, said first order drive pulley drove the rotation of first order driven pulley by driving-belt.The rotating shaft that matches with first order driven pulley stretches out, and configuration flywheel and second level drive pulley.A rotating shaft is disposed on the frame rotationally, one end assembling second level driven pulley and the other end assembles a crank.When first order driven pulley rotates, flywheel and the rotation of second level drive pulley.By driving-belt, second level driven pulley drives said rotating shaft, and this axle drives said crank rotation again.One end of one connecting rod links to each other with said crank, and the other end links to each other with an end of an extension bar.When crank rotated, said connecting rod was converted into the linear longitudinal movement of said extension bar with the rotational motion of this crank, and the other end of said extension bar connects a tooth bar, this tooth bar and a gears engaged, and this gear meshes with a tooth bar pressure device simultaneously.During said extension bar lengthwise movement, this tooth bar pressure device drives the transverse movement of harvesting blade with the cutting crops.One is protected cutter device and said frame front end Joint, the transverse movement in this protects the cutter device of said harvesting blade.

The utility model technical scheme preferably is:

Said frame comprises bearing support, connecting plate, cramp bar, transverse slat, holding plate and an end and the said web and the affixed chassis of holding plate of rotating shaft of the said assembling first order of bearing support, joint pin, the supporting driven pulley of engaging lug, supporting first order drive pulley.The said engaging lug regulating sleeve that is connected with can becoming angle changing, a handrail and an adjusting rod are affixed, this adjusting rod adjustable ground is fixed in the said regulating sleeve, said chassis and two base plates are affixed, wherein a base plate is connected and holds the guide pipe of said extension bar, another piece base plate be connected two guide pad that guarantees the transverse movement of said tooth bar pressure device and the bearing pin to guarantee that said gear freely rotates.The front end on this chassis said cutter device that protects that is connected.Turnover panel both sides are equipped with fence respectively and can be assemblied on the said chassis by the turning cylinder that rotates pipe and one of them fence with stirring.The limited block of control lever and this bar is housed on the frame joint pin, this control lever connects two backguys, these two backguys link to each other with said fence respectively by the aperture that is fixed on the stay rod on the said chassis, when moving control lever, the vertical shaft that one of them fence is disposed in the positioning pipe rotates, this fence is opened, and another fence drives said turnover panel and digs, so that the crops that will gather in draw off outside this grain header.Said guide roller is disposed on the transverse slat of said frame.

The utility model has the advantages that fairly obvious.It has replaced the harvesting of simple manual reaping hook in hand mode, has realized the semi-mechanization of crops harvestings, alleviated greatly the harvester labour intensity, improved efficiency.Of the present utility model simple and reasonable, easy and simple to handle, cost is lower, does not simultaneously need fuel to be used as power, energy savings is particularly suitable for the mountain area and still uses in the haggard of unregulated power.

The utility model owing to be provided with control lever and backguy, can make fence open except that above-mentioned advantage, and turnover panel is dug, thus can automatically the crops of being gathered in very fitly be drawn off this machine, so that the bundling entrucking, for the harvester provides great convenience.

Be described in detail a preferred embodiment of the present utility model now in conjunction with the accompanying drawings:

Fig. 1 is the end view of manual grain header described in the utility model;

Fig. 2 is the vertical view of manual grain header described in the utility model;

Fig. 3 is the vertical view of manual grain header described in the utility model chassis running part;

Fig. 4 is the enlarged drawing of the Ap of Fig. 3;

Fig. 5 is Fig. 4 B-B revolved sectional view;

Fig. 6 is the cutaway view of Fig. 1 guide roller C-C;

Fig. 7 is a manual grain header described in the utility model partial perspective view;

Fig. 8 is that manual grain header fence described in the utility model is opened the stereoscopic-state figure that turnover panel is dug;

Fig. 9 is the three-dimensional sketch of manual harvesting frame described in the utility model.

By Fig. 1 and Fig. 2 as can be seen, the handrail 1 of illustrated embodiment is an arc, be convenient to the operator and hold, and handrail 1 central authorities welding one adjusting rod 2, adjusting rod 2 can put in regulating sleeve 3 slidably, and the position is adjusted and is used bolt after suitable.Frame 10 has engaging lug 10-1 bearing support 10-2, joint pin 10-3, bearing support 10-4, connecting plate 10-5, cramp bar 10-6, transverse slat 10-7, holding plate 10-8 and chassis 10-9, and concrete structure can be welded as shown in Figure 9.Regulating sleeve 3 terminations have lug, and this lug cooperates with engaging lug 10-1 and be fastening with bolt 4.When unclamping, can freely align by bolt 4 angle of regulating sleeve 3 and frame 10, to guarantee that the operator operates belt pulley 5 of configuration among this machine bearing support 10-2 easily, this belt pulley 5 is by key connecting axle 9, the bearing box 8 that is fixed in bearing support 10-2 and the bearing in the bearing cap 7 are passed in these 9 two ends, and Extension support frame 10-2 is connected with joystick.Configuration belt pulley 15 among the bearing support 10-4, this belt pulley 15 links to each other with axle 19 by key.Axle 19 by be disposed at the affixed bearing box 17 of bearing support 10-4 and bearing cap 16 in the bearing supporting, an and end Extension support frame 10-4 is in order to configuration flywheel 14 and belt pulley 18, as shown in Figure 2.Referring to Fig. 1, the holding plate 10-8 of frame 10 goes up affixed bearing box 24 respectively, and buried bearing also is fixed in the bearing box 24 ingeniously by bearing cap.Rotating shaft 22 is supported by described bearing, and its two ends are installed belt pulley 21 and crank 25 respectively.Connecting rod 26 connecting cranks 25 and extension bar 27.Belt pulley 5 and belt pulley 15 are formed first order transmission by driving-belt 13, and belt pulley 18 and belt pulley 21 are formed second level transmission by driving-belt 20, and flywheel 14 is used for storing energy.When the operator shakes joystick 6, drive crank 25 by the secondary pulley transmission and rotate.Connecting rod 26 is converted into the rotation of crank 25 linear longitudinal movement of extension bar 27.

Referring to Fig. 3, the chassis 10-9 of frame 10 welds a base plate 45, welding one guide pipe 49 on this base plate 45, and extension bar 27 is subjected to the constraint of guide pipe 49 can only make linear longitudinal movement.The end of extension bar 27 tooth bar 43 that is connected also welds another base plate 46 on the 10-9 of chassis, this base plate 46 welds two guide pads 47 respectively near 10-9 both sides, chassis, because the restriction of guide pad 47, tooth bar pressure device 37 can only be done transverse movement.One protect cutter device 39 can weld affixed with the front end of chassis 10-9, harvesting blade 38 is positioned at and protects cutter device 39, harvesting blade 38 can be made one with tooth bar pressure device 37, also can make two body and function rivets connects, one bearing pin 48 is installed on the base plate 46, and this bearing pin 48 is rotatably assorted with the endoporus of gear 44.This gear 44 meshes simultaneously with tooth bar 43 and tooth bar pressure device 37, and Fig. 4 has represented this meshing relation.The assembly relation of tooth bar 44 and tooth bar pressure device 37 as shown in Figure 5.When extension bar 27 linear longitudinal movements, tooth bar 43 driven gears 44 rotate, and gear 44 drives 37 transverse movements of tooth bar pressure device again.Because harvesting blade 38 is connected with tooth bar pressure device, so the transverse movement in protecting power device 39 of harvesting blade 38.Gathering in blade 38 and protecting under the acting in conjunction of cutter device 39, crops are cut off.

Referring to Fig. 7 (not drawing running part), scroll wheel 35 is equipped with in 10-9 both sides, chassis, cover turnover panel 52 above, turnover panel 52 both sides are equipped with

fence

32 and 33 respectively, pipe 34 is rotated in two of the side welding of the chassis 10-9 relative with fence 33, and turning cylinder 33-1 passes and rotates pipe 34 and fixedly connected with turnover panel 52.This turning cylinder 33-1 can make one with fence 33, and chassis 10-9 connects a positioning pipe 31 near the end side side weld of frame 10 connecting plate 10-5, and another positioning pipe 29 is fixed on the 10-9 of chassis by the mode of connecting plate 28 and the welding of stay rod 30 usefulness.The turning cylinder 32-1 of fence 32 is disposed in the

positioning pipe

29,31 rotationally, and said stay rod 30 is welded in the distolateral of chassis 10-9, and the position as shown in Figure 7.Control lever 11 and limited block 12 are housed on the joint pin 10-3 of frame 10, and limited block 12 defines control lever 11 proal extreme positions.Backguy 50 and 51 are housed on the control lever 11, and this

backguy

50,51 links to each other with 33 with fence 32 respectively by two apertures on the stay rod 30, and link position as shown in Figure 7.

The transverse slat 10-7 of frame 10 goes up processing one circular hole, and the axle of retainer 40 upper ends passes said circular hole and catch 42 is locked by nut, and can freely rotate in transverse slat 10-7.Little axle 41 is loaded on guide roller 36 in the retainer 40, and concrete structure as shown in Figure 6.

The concrete data of the main actuated element of present embodiment are: the diameter of belt pulley 5 is 180mm, the diameter of belt pulley 15 is 60mm, the diameter of belt pulley 18 is 40mm, the diameter of belt pulley 21 is 38mm, the length of crank 25 is 20mm, the modulus of tooth bar 44 is 2, the number of teeth is 10, and the modulus of gear 44 is 2, the number of teeth is 18, and the modulus of tooth bar pressure device 37 is 2, the number of teeth is 11.

The concrete operation method of present embodiment is as follows:

Holds handrail 1 of operator travels forward this grain header, and the hand rocking bar 6 of starting as previously mentioned, by the transmission of secondary driving-belt, drives crank 25 rotations.This moves through connecting rod 26, extension bar 27, tooth bar 43, gear 44, tooth bar pressure device 37 and finally is converted into the transverse movement in protecting cutter device 39 of harvesting blade 38.Gathering in blade 38 and protecting under the acting in conjunction of cutter device 39, the harvesting crops.Harvested crops are deposited in the fence 32,33.After filling crops in the

fence

32,33, operator's hand is moved control lever 11, opens by the effect fence 32 of

backguy

50,51, and turnover panel 52 is dug, and as shown in Figure 8, crops just draw off outside this manual grain header like this.

Claims

1, a kind of manual grain header is characterized in that: this machine comprises handrail 1, frame 10 scroll wheels 35 and guide roller 36; Configuration rotationally has the belt pulley 5 and the belt pulley 15 of joystick 6 on the said frame 10, and when joystick rotated, said belt pulley 5 drove belt pulley 15 rotations by driving-belt 13; The axle 19 that matches with belt pulley 15 stretches out and disposes flywheel 14 and belt pulley 18; One rotating shaft 22 is disposed on the frame 10 rotationally, one end assembling belt pulley 21 and other end assembling crank 25, and during belt pulley 15 rotations, flywheel 14 and belt pulley 18 rotations, by driving-belt 20, belt pulley 21 drives axle 22, and axle 22 drives cranks 25 and rotates; Connecting rod 26 1 ends link to each other with crank 25, and the other end links to each other with an end of extension bar 27, and when crank 25 rotated, this connecting rod 26 was converted into the rotational motion of crank 25 linear longitudinal movement of extension bar 27; Extension bar 27 connects tooth bar 43, these rack and pinion 44 engagements, and gear 44 meshes with tooth bar pressure device 37 simultaneously, and during extension bar 27 lengthwise movements, tooth bar pressure device 37 drives 38 transverse movements of harvesting blades; It is affixed with frame 10 ends to protect cutter device 39, the transverse movement in this protects cutter device 39 of said harvesting blade 38.

2, manual grain header according to claim 1 is characterized in that: said frame 10 comprises bearing support 10-2, the joint pin 10-3 of engaging lug 10-1, back(-)up belt wheel 5, bearing support 10-4, connecting plate 10-5 cramp bar 10-6, transverse slat 10-7, holding plate 10-8 and an end and the connecting plate 10-5 and the affixed chassis 10-9 of baffle 10-8 of axle 19 that belt pulley 15 is equipped with in supporting; Said engaging lug 11 regulating sleeve 3 that is connected with can becoming angle changing, handrail 1 is connected with adjusting rod 2, and these adjusting rod 2 adjustable grounds are fixed in the regulating sleeve 3; Said chassis 10-9 and base plate 45 and 46 are affixed, the affixed guide pipe 49 that holds extension bar 27 on the base plate 45, affixed two guarantee the guide pad 47 of tooth bar push type broach device 37 transverse movements and guarantee that the bearing pin 48 said front ends that protect cutter device 39 and chassis 10-9 that gear 44 freely rotates are connected on the base plate 46; Turnover panel 52 is equipped with fence 32,33, and can be installed on the 10-9 of chassis by the turning cylinder 33-1 that rotates pipe 34 and fence 33 with stirring, the limited block 12 of control lever 11 and this bar is housed on the joint pin 10-3 of said frame 10, control lever 11 connects backguy 50 and 51, backguy 50 links to each other with 33 with fence 32 respectively by the aperture on the stay rod 30 that is fixed in chassis 10-9 with 51, when moving control lever 11 backward, the vertical shaft 32-1 that fence 32 is disposed in positioning pipe 29 and 31 rotates, fence 32 is opened, and fence 33 drives turnover panel 52 and digs; Said guide roller 36 is disposed on the transverse slat 10-7 of frame 10.

3, manual grain header according to claim 1 and 2, it is characterized in that: the diameter of belt pulley 5 is 180mm, the diameter of belt pulley 15 is 60mm, the diameter of belt pulley 18 is 40mm, the diameter of belt pulley 21 is 38mm, and the length of crank 25 is 20mm, and the modulus of tooth bar 44 is 2, the number of teeth is 10, the modulus of gear 44 is 2, the number of teeth is 18, and the modulus of tooth bar pressure device 37 is 2, the number of teeth is 11.