CN102301863B

CN102301863B - Harvester with bidirectional cutting function

Info

Publication number: CN102301863B
Application number: CN 201110227067
Authority: CN
Inventors: 李忠恩
Original assignee: 李忠恩
Current assignee: HUANGMEI ZHONGYA AGRICULTURAL MACHINERY EQUIPMENT CO., LTD.
Priority date: 2011-08-09
Filing date: 2011-08-09
Publication date: 2013-04-03
Anticipated expiration: 2031-08-09
Also published as: CN102301863A

Abstract

The invention relates to the retrofit of agricultural implements and discloses a harvester with a bidirectional cutting function. The harvester is provided with a power system and a chassis assembly, wherein an operating mechanism, a fan assembly, a dehuller assembly, a discharge assembly and a material delivery tank are arranged above the power system and the chassis assembly respectively, and a harvesting assembly is connected with an inlet of the material delivery tank; the harvesting assembly is provided with a hopper, the hopper is provided with a grain-dialing device and an auger, and the outer wall on the front side of the hopper is provided with an auger belt pulley, a driving wheel, an oscillating bar mechanism and a connecting rod assembly; and a bottom plate of the hopper of the harvesting assembly is provided with a horizontal cutter, and specifically, a vertical cutter is arranged over the horizontal cutter on the inner wall of the rear side of the hopper of the harvesting assembly and a shifting fork mechanism is arranged outside the vertical cutter and above the horizontal cutter. The invention solves the problems that crops wind the grain-dialing device of the conventional small combine harvester easily and the loss of rape seeds is high when crops such as the rape seeds and the like are harvested, and is mainly used for the retrofit of the conventional small combine harvester.

Description

Grain header with bidirectional cutting function

(1). technical field: the present invention relates to the transformation of farm machinery, is a kind of grain header with bidirectional cutting function.

(2). background technology: existing baby combine is when the crops of harvesting rape and so on, because of the branch on straw top longer, grain header is in the process of harvesting, the straw branch of grain header one side extend in the hopper of grain header and is twining the dialing-grain unit of grain header, it can't be worked, and the coleseed loss on this part straw branch is also larger.

(3). summary of the invention: purpose of the present invention is exactly to solve the problem that existing baby combine existing dialing-grain unit when the crops of harvesting rape and so on easily is wound and the coleseed loss is large, and a kind of grain header with bidirectional cutting function is provided.

Concrete scheme of the present invention is: a kind of grain header with bidirectional cutting function, it has dynamical system and chassis assembly, the top of dynamical system and chassis assembly is furnished with respectively operating mechanism, blower fan assembly and sheller assembly, the right side of sheller assembly is connected with the discharging assembly, the left side of sheller assembly is connected with feeding groove, and the import department of feeding groove is connected with the harvesting assembly; The harvesting assembly is provided with hopper, and the left side of hopper has charging aperture, and the right side of hopper has discharge opening; The top of harvesting assembly hopper is equipped with dialing-grain unit, in the hopper of harvesting assembly screw feeder is installed, and an end of screw feeder rotating shaft extends to the outer wall of hopper front side and the screw feeder belt wheel is installed; The upper right side that is positioned at the screw feeder belt wheel at harvesting assembly hopper front side outer wall is equipped with drive, and drive is provided with eccentric shaft; The left side that is positioned at the screw feeder belt wheel at harvesting assembly hopper front side outer wall is equipped with swing-bar mechanism, and swing-bar mechanism is provided with balance staff and fork; Between swing-bar mechanism and drive, connecting rod ASSY is installed, the two ends of connecting rod ASSY all are connected with oscillating bearing, the oscillating bearing of connecting rod ASSY left end is mounted on the pivot pin of swing-bar mechanism balance staff, and the oscillating bearing of connecting rod ASSY right-hand member is mounted on the eccentric shaft of drive; Be positioned at the charging aperture place at harvesting assembly hopper base plate horizontal cutting knife is installed, horizontal cutting knife is provided with drive block and actuating sleeve, and the fork shifting block in the described swing-bar mechanism is to assign in the actuating sleeve of horizontal cutting knife; It is characterized in that: harvesting assembly hopper rear side inwall be positioned at horizontal cutting knife directly over locate to be equipped with vertical cutting knife, vertical cutting knife is provided with knife section, above the outside of vertical cutting knife and horizontal cutting knife, shifting fork mechanism is installed, shifting fork mechanism is provided with movable block and fork plate, fork plate prong in the shifting fork mechanism be with horizontal cutting knife in drive block cooperate installation, the movable block in the shifting fork mechanism is to be connected with the lower end of knife section in the vertical cutting knife.

The belt wheel of drive of the present invention, screw feeder belt wheel and dialing-grain unit is the connection of adopting between the driving-belt formation three.

Horizontal cutting knife of the present invention and vertical cutting knife are comprised of drive block, knife section, stationary knife device, actuating sleeve, knife rest and pressing plate, the stationary knife device is to adopt screw to be installed on the knife rest, knife section is mounted in the slot of stationary knife device, drive block and actuating sleeve are to be connected (vertical cutting knife can save drive block and actuating sleeve) with the two ends of knife section, pressing plate is to overlap on the knife section and adopt screw to be installed on the knife rest, and described horizontal cutting knife and vertical cutting knife are to utilize knife rest to be installed on the hopper of harvesting assembly.

Shifting fork mechanism of the present invention is comprised of bearing block, movable block and rocking arm, and movable block is provided with bar hole, and rocking arm is provided with leg-of-mutton fork plate, vertically is connected with rotating shaft and finger on the plate face of rocker shaft yoke plate, and rocker shaft yoke plate below on one side is provided with prong; Rotating shaft in the rocking arm is mounted in the axis hole of bearing block, and the finger in the rocking arm is mounted in the bar hole of movable block, and described shifting fork mechanism is to utilize bearing block to be installed on the side plate of harvesting assembly hopper.

Operation principle of the present invention is (seeing Fig. 1, Fig. 2, Fig. 3 for details): the drive 11 among the present invention is to adopt driving-belt 10 to be connected (reflecting among the figure) with dynamical system in the grain header; When the crops of grain header harvesting rape and so on, the coleseed straw in horizontal cutting knife 14 cutting dead aheads, vertical cutting knife 8 cuts away the branch that extend into the coleseed straw in the hopper 18 of grain header one side, has avoided the winding of straw branch to the dialing-grain unit 9 in the grain header.

The present invention compares with the harvesting hopper of existing baby combine, the present invention is that the side at the grain header hopper is equipped with vertical cutting knife, the branch that extend into the coleseed straw in the hopper can be cut away, avoided the winding of straw branch to the dialing-grain unit in the grain header, also the coleseed on the straw branch has been gathered in the hopper simultaneously; The present invention is simple in structure, stable performance, easy to maintenance and cheap; The present invention preferably resolves the problem that existing baby combine existing dialing-grain unit when the crops of harvesting rape and so on easily is wound and the coleseed loss is large.

(4). description of drawings:

Fig. 1: front view of the present invention;

Fig. 2: harvesting assembly structure front view;

Fig. 3: harvesting assembly structure vertical view (having saved dialing-grain unit);

Fig. 4: harvesting assembly structure left view (saving dialing-grain unit, drive, screw feeder and screw feeder belt wheel);

Fig. 5: horizontal cutting knife and vertical cutter structure front view;

Fig. 6: horizontal cutting knife and vertical cutter structure vertical view;

Fig. 7: horizontal cutting knife and vertical cutting knife A--A view;

Fig. 8: shifting fork mechanism structural front view;

Fig. 9: shifting fork mechanism structure left view;

Figure 10: rocker structure front view;

Figure 11: rocker structure vertical view;

Among the figure: 1--feeding groove, 2-operating mechanism, 3-blower fan assembly, 4-sheller assembly, 5-discharging assembly, 6-harvesting assembly, 7-dynamical system and chassis assembly, 8-vertical cutting knife, 9-dialing-grain unit, 10--driving-belt, 11-drive, 12-charging aperture, 13-discharge opening, 14-horizontal cutting knife, 15-fork, 16-balance staff, 17-swing-bar mechanism, 18-hopper, 19-connecting rod ASSY, 20-screw feeder belt wheel, 21-screw feeder, 22--shifting fork mechanism, 23-oscillating bearing, 24-drive block, 25--knife section, 26--stationary knife device, 27-actuating sleeve, 28-knife rest, 29-pressing plate, 30-bearing block, 31-movable block, 32-bar hole, 33--rocking arm, 34-rotating shaft, 35-fork plate, 36-finger, 37-prong.

(5). embodiment:

Embodiment (seeing Fig. 1 for details): a kind of grain header with bidirectional cutting function, it has dynamical system and chassis assembly 7, the top of dynamical system and chassis assembly 7 is furnished with respectively operating mechanism 2, blower fan assembly 3 and sheller assembly 4, the right side of sheller assembly 4 is connected with discharging assembly 5, the left side of sheller assembly 4 is connected with feeding groove 1, and the import department of feeding groove 1 is connected with harvesting assembly 6; Harvesting assembly 6 is provided with hopper 18(and sees Fig. 2 for details), the left side of hopper 18 has charging aperture 12, and the right side of hopper 18 has discharge opening 13; The top of harvesting assembly 6 hoppers 18 is equipped with dialing-grain unit 9, in the hopper 18 of harvesting assembly 6 screw feeder 21(is installed and sees Fig. 3 for details), an end of screw feeder 21 rotating shafts extends to the outer wall of hopper 18 front sides and screw feeder belt wheel 20 is installed; The upper right side that is positioned at screw feeder belt wheel 20 at harvesting assembly 6 hoppers 18 front side outer walls is equipped with drive 11, drive 11 is provided with eccentric shaft, and the belt wheel of the described drive 11 of the present embodiment, screw feeder belt wheel 20 and dialing-grain unit 9 is connections of adopting driving-belt 10 to consist of between the three; The left side that is positioned at screw feeder belt wheel 20 at harvesting assembly 6 hoppers 18 front side outer walls is equipped with swing-bar mechanism 17, and swing-bar mechanism 17 is provided with balance staff 16 and fork 15; Between swing-bar mechanism 17 and drive 11, connecting rod ASSY 19 is installed, the two ends of connecting rod ASSY 19 all are connected with oscillating bearing 23(and see Fig. 3 for details), the oscillating bearing 23 of connecting rod ASSY 19 left ends is mounted on the pivot pin of swing-bar mechanism 17 balance staffs 16, and the oscillating bearing 23 of connecting rod ASSY 19 right-hand members is mounted on the eccentric shaft of drive 11; Be positioned at charging aperture 12 places at harvesting assembly 6 hoppers 18 base plates horizontal cutting knife 14 is installed, horizontal cutting knife 14 is provided with drive block 24 and actuating sleeve 27, and fork 15 shifting blocks in the described swing-bar mechanism 17 are to assign in the actuating sleeve 27 of horizontal cutting knife 14; Particularly: harvesting assembly 6 hoppers 18 rear side inwalls be positioned at horizontal cutting knife 14 directly over locate to be equipped with vertical cutting knife 8(and see Fig. 2 for details, Fig. 4), vertical cutting knife 8 is provided with knife section 25(and sees Fig. 5 for details), above the outside of vertical cutting knife 8 and horizontal cutting knife 14, shifting fork mechanism 22(is installed and sees Fig. 3 for details, Fig. 4), shifting fork mechanism 22 is provided with movable block 31 and fork plate 35, the described shifting fork mechanism 22 of the present embodiment is by bearing block 30, movable block 31 and rocking arm 33 compositions (see Fig. 8 for details, Fig. 9), movable block 31 is provided with bar hole 32; rocking arm 33 is provided with leg-of-mutton fork plate 35(and sees Figure 10 for details; Figure 11); vertically be connected with rotating shaft 34 and finger 36 on the plate face of rocking arm 33 fork plates 35; rocking arm 33 fork plate 35 belows on one side are provided with prong 37; rotating shaft 34 in the rocking arm 33 is mounted in the axis hole of bearing block 30; finger 36 in the rocking arm 33 is mounted in the bar hole 32 of movable block 31, and described shifting fork mechanism 22 is to utilize bearing block 30 to be installed on the side plate of harvesting assembly 6 hoppers 18; Fork plate 35 prongs 37 in the shifting fork mechanism 22 be with horizontal cutting knife 14 in drive block 24 cooperate installation, the movable block 31 in the shifting fork mechanism 22 is to be connected with the lower end of knife section 25 in the vertical cutting knife 8.

The described horizontal cutting knife 14 of the present embodiment and vertical cutting knife 8 are by drive block 24, knife section 25, stationary knife device 26, actuating sleeve 27, knife rest 28 and pressing plate 29 compositions (see Fig. 5 for details, Fig. 6, Fig. 7), stationary knife device 26 is to adopt screw to be installed on the knife rest 28, knife section 25 is mounted in the slot of stationary knife device 26, drive block 24 and actuating sleeve 27 are to be connected (drive block 24 of the vertical cutting knife 8 of the present embodiment and actuating sleeve 27 are not installed) with the two ends of knife section 25, pressing plate 29 is to overlap on the knife section 25 and adopt screw to be installed on the knife rest 28, and described horizontal cutting knife 14 and vertical cutting knife 8 are to utilize knife rest 28 to be installed on the hopper 18 of harvesting assembly 6.

Claims

1. A kind of grain header with bidirectional cutting function, it has dynamical system and chassis assembly, the top of dynamical system and chassis assembly is furnished with respectively operating mechanism, blower fan assembly and sheller assembly, the right side of sheller assembly is connected with the discharging assembly, the left side of sheller assembly is connected with feeding groove, and the import department of feeding groove is connected with the harvesting assembly; The harvesting assembly is provided with hopper, and the left side of hopper has charging aperture, and the right side of hopper has discharge opening; The top of harvesting assembly hopper is equipped with dialing-grain unit, is furnished with belt wheel; In the hopper of harvesting assembly screw feeder is installed, an end of screw feeder rotating shaft extends to the outer wall of hopper front side and the screw feeder belt wheel is installed; The upper right side that is positioned at the screw feeder belt wheel at harvesting assembly hopper front side outer wall is equipped with drive, and drive is provided with eccentric shaft; The left side that is positioned at the screw feeder belt wheel at harvesting assembly hopper front side outer wall is equipped with swing-bar mechanism, and swing-bar mechanism is provided with balance staff and fork; Between swing-bar mechanism and drive, connecting rod ASSY is installed, the two ends of connecting rod ASSY all are connected with oscillating bearing, the oscillating bearing of connecting rod ASSY left end is mounted on the pivot pin of swing-bar mechanism balance staff, and the oscillating bearing of connecting rod ASSY right-hand member is mounted on the eccentric shaft of drive; Be positioned at the charging aperture place at harvesting assembly hopper base plate horizontal cutting knife is installed, horizontal cutting knife is provided with drive block and actuating sleeve, and the fork shifting block in the described swing-bar mechanism is to assign in the actuating sleeve of horizontal cutting knife; It is characterized in that: the inwall of harvesting assembly hopper rear side be positioned at horizontal cutting knife directly over locate to be equipped with vertical cutting knife, vertical cutting knife is provided with knife section, above the outside of vertical cutting knife and horizontal cutting knife, shifting fork mechanism is installed, shifting fork mechanism is provided with movable block and fork plate, fork plate prong in the shifting fork mechanism be with horizontal cutting knife in drive block cooperate installation, the movable block in the shifting fork mechanism is to be connected with the lower end of knife section in the vertical cutting knife.

2. A kind of grain header with bidirectional cutting function according to claim 1 is characterized in that: the belt wheel of described drive, screw feeder belt wheel and dialing-grain unit is the connection of adopting between the driving-belt formation three.

3. A kind of grain header with bidirectional cutting function according to claim 1, it is characterized in that: described horizontal cutting knife and vertical cutting knife are comprised of drive block, knife section, stationary knife device, actuating sleeve, knife rest and pressing plate, the stationary knife device is to adopt screw to be installed on the knife rest, knife section is mounted in the slot of stationary knife device, drive block and actuating sleeve are to be connected with the two ends of knife section, pressing plate is to overlap on the knife section and adopt screw to be installed on the knife rest, and described horizontal cutting knife and vertical cutting knife are to utilize knife rest to be installed on the hopper of harvesting assembly.

4. A kind of grain header with bidirectional cutting function according to claim 1, it is characterized in that: described shifting fork mechanism is comprised of bearing block, movable block and rocking arm, movable block is provided with bar hole; rocking arm is provided with leg-of-mutton fork plate; vertically be connected with rotating shaft and finger on the plate face of rocker shaft yoke plate, and rocker shaft yoke plate below on one side is provided with prong; Rotating shaft in the rocking arm is mounted in the axis hole of bearing block, and the finger in the rocking arm is mounted in the bar hole of movable block, and described shifting fork mechanism is to utilize bearing block to be installed on the side plate of harvesting assembly hopper.