CN2927648Y - Backpack type corn harvester - Google Patents

Abstract

The utility model discloses a backpack corn harvester, comprising a harvesting table, an ear conveying and collecting device, a straw crusher and a power actuating device. The backpack corn harvester is characterized in that a grain-poking device of the harvesting table is correspondingly arranged on the front end of a header fixed mount, a straw cutter is arranged on a fixed mount under the grain-poking device, and a straw gripping conveyer is arranged on the header fixed mount between the grain-poking device and a snapping roll. The straw crusher is arranged on the header fixed mount under the snapping roll, and the placing direction of a material entrance of the straw crusher is the same as that of the snapping roll. The backpack corn harvester of the utility model utilizes the grain-poking device to poke a corn plant in swath, and the corn plant is cut off from root by the straw cutter, and clamped and conveyed to the snapping roll by the straw gripping conveyer. The corn straw is simultaneously pulled down by the snapping roll during slewing to strip, and sent to the straw crusher to be crushed and discharged through a feed opening, which realizes returning straw into soil, with the advantages of compact structure, convenient operation, even straw crushing, complete ear picking and harvesting, high working efficiency.

Description

Backpack-type maize harvester

Technical field

The utility model relates to the results of the standing crop of corn, especially a kind of corn ear can be reclaimed and with the Backpack-type maize harvester of stalk fragmentation.

Background technology

Backpack-type maize harvester is a kind of and the matching used horizontal corn combine of wheel tractor, and this machine is to hang to be fixed on the tractor, utilizes the power of tractor and running gear to carry out operation.The Backpack-type maize harvester of production and sales such as the rich mechanical Co., Ltd of Shandong state, Shandong Dafeng Machinery Co., Ltd. includes preposition fixed mount, harvesting-platform and fruit ear and carries gathering unit, straw reducing mechanism and actuating unit at present.Harvesting-platform comprises snapping bar, rice-pulling chain; Fixed mount is fixed on tractor the place ahead, and harvesting-platform is hinged on the fixed mount, and the clutch end by actuating unit and tractor links; What the straw reducing mechanism adopted is rearmounted hammer disk mill, promptly utilizes the hammer pawl of the cracker that is arranged at rear tractor that corn stalk is impacted pulverizing fast, realizes returning crop stocks to the field.The problem that the maize harvesting machine of this kind structure exists is: the straw fragmentation is not thorough, and the straw breaking length is long, and can not carry out fragmentation for the corn stalk that falls within low-lying place, and easy rolling balling when follow-up rake is ploughed need carry out the secondary readjusting operations.In order to address the above problem, the producer that has is modified into rearmounted Apparatus for cutting stalk into pieces with the hammer disk mill of postposition.For example: disclose a kind of " backpack stalk-spike-reaping corn full width reaping machine " in the Chinese utility model patent specification of the CN2686299Y that on March 23rd, 2005 was announced, this maize harvesting machine is provided with some results bodies at the harvesting-platform that hangs on tractor the place ahead, be provided with cane chopping retracting device hanging on rear tractor, its each results body comprises that a pair of acclivitous axis is parallel, the snapping bar that height interlaces and arranges, low snapping bar one side is established defeated fringe plate, the corresponding tassel-conveying driving plate that is fixed on the tassel-conveying chain that is provided with defeated fringe plate, the outside correspondence of snapping bar and defeated fringe plate is provided with rice-pulling chain, rice-pulling chain wheel and distend wheel are established in the lower end of rice-pulling chain, the angular structure that rice-pulling chain wheel and expansion tightening wheel form rice-pulling chain outwards to dehisce; Fruit ear carries gathering unit to comprise the fruit ear horizontal conveying slide carriage groove and the vertical elevator of inclination, the upper end of defeated fringe plate is corresponding with the upper end of the slide carriage groove of inclination, the lower end of slide carriage groove is corresponding with the lower port of the vertical elevator of fruit ear, and the upper port of vertical elevator is corresponding with the fruit ear case; The Apparatus for cutting stalk into pieces that hangs on rear tractor comprises housing, line shaft, cutoff tool, shredder bar and impeller scattering mechanism, the cane porch of housing is provided with the cut-out rotor that is fixed with cutoff tool, the back upper place that cuts off rotor is the chopping rotor that is fixed with the chopping moving knife, there is the chopping stationary knife corresponding on the support body with the chopping moving knife, the rear of chopping rotor is provided with auger conveyor, one end of auger conveyor connects the impeller scattering mechanism, and the discharging opening of scattering mechanism is corresponding with the trailer with tractor.This maize harvesting machine is plucked the fringe results by preposition results body, cane chopping retracting device by postposition carries out straw chopping recovery, have simple and compact for structure, in light weight, the complete machine runnability is good, use advantages such as applicability is strong, but the maize harvesting machine of the hammer disk mill of the backpack stalk-spike-reaping maize harvesting machine of this structure and above-mentioned postposition, can not pluck receipts for the fruit ear of lodging on the straw on ground, impact brokenly by chopping of the cracker of postposition or hammer pawl, can bring loss to peasant household.

Summary of the invention

For the straw fragmentation that solves existing Backpack-type maize harvester not thorough, breaking length is long, the fruit ear on the straw on ground of lodging can not be plucked the deficiency of receipts, the utility model provides a kind of Backpack-type maize harvester, this Backpack-type maize harvester not only compact conformation, easy to operate, adaptability is strong, and to the fruit ear of corn pluck harvest complete, crushed stalk is thorough.

The technical scheme that its technical problem that solves the utility model adopts is: a kind of Backpack-type maize harvester, comprise harvesting-platform, fruit ear is carried gathering unit, straw reducing mechanism and the actuating unit of operation power is provided for each execution unit, the harvesting-platform that hangs on tractor the place ahead comprises the forebay that is fixedly connected with tractor, several results bodies that ceding of Taiwan fixed mount and ceding of Taiwan fixed mount are provided with, wherein each results body comprises that the axis of a pair of fore-and-aft tilt is parallel, snapping bar and a pair of dialing-grain unit that is the angular structure of outwards dehiscing that rotates by the power-transmitting part drive that height interlaces and arranges, each dialing-grain unit is by dialling the standing grain master, driven sprocket and band are dialled the chain of plate and are formed; Fruit ear carry defeated fringe plate that gathering unit comprises that low snapping bar one side is provided with and with fail that the fringe plate correspondingly is provided with the tassel-conveying driving plate that is fixed on the tassel-conveying chain, the fruit ear of inclination carries horizontal slide carriage groove, fruit ear to indulge elevator and fruit ear case, the upper end of defeated fringe plate is corresponding with the upper end of the horizontal slide carriage groove of inclination, the lower end of horizontal slide carriage groove is corresponding with the lower port of the vertical elevator of fruit ear, and the vertical elevator upper port of fruit ear is corresponding with the fruit ear case; The straw reducing mechanism is made up of the housing that has feeding mouth and discharging opening, line shaft, chopping moving knife, stationary knife; Actuating unit comprises the power output hinge wheel on the power take-off that is assemblied in tractor, the power output minor sprocket and the driving chain that cooperate with power transmission shaft, be positioned at the commutation drive bevel gear that the terminal transmission case body of power transmission shaft output is meshed, driven angular wheel, with the coaxial main shaft drive sprocket of commutation driven wheel of differential, be assemblied on the main shaft with the main shaft driven sprocket of main shaft drive sprocket chain drive and be installed on the main shaft and provide the driving link of power and the power-transmitting part that links with driving link for each execution unit, this driving link reaches the drive disk assembly that links with driving link and comprises vertical elevator drive sprocket of fruit ear and driving chain, be characterized in that described dialing-grain unit correspondence is arranged on the front end of ceding of Taiwan fixed mount, on the ceding of Taiwan fixed mount below the dialing-grain unit, be provided with by stationary knife, the straw cutter that moving knife is formed, the straw cutter is realized reciprocal shearing motion by power-transmitting part, dial standing grain outlet and snapping bar at described dialing-grain unit import to be provided with on the ceding of Taiwan fixed mount between the end to drive with the corn stalk clamping and through power-transmitting part and are transported to snapping bar and import the straw gripping conveyer of holding, described straw reducing mechanism is arranged on the ceding of Taiwan fixed mount of snapping bar below, the feeding mouth of straw reducing mechanism, discharging opening is separately positioned on the top of housing, the below, the last feeding mouth placement direction of straw reducing mechanism housing is identical with the placement direction and the corn stalk direction of motion of snapping bar, described be installed on the main shaft driving link and with the power-transmitting part of driving link interlock also be included as pluck that fringe transfer case drive disk assembly provides power pluck fringe transfer case power input drive sprocket and driving chain, the straw reducing mechanism driving gear that is meshed with the coaxial driven gear of straw reducing mechanism line shaft, tassel-conveying chain drive sprocket and driving chain, outside transmission drive sprocket and driving chain.The utility model is dialled in milpa by preposition dialing-grain unit and is cut, corn stalk is cut off and is transported to snapping bar by the clamping of straw gripping conveyer from its root by the straw cutter and imports end, what import snapping bar plucks the fringe end, snapping bar pulls down corn stalk in revolution and send, the snapping bar of this moment also is the feeding roller of cutter mill, corn stalk is directly sent in the straw reducing mechanism and is shredded, feed opening by the straw reducing mechanism is discharged, realization is returned crop stocks to the field or is reclaimed, and the fruit ear when straw is drop-down on it is also plucked through fruit ear by snapping bar and carried gathering unit to collect the fruit ear case.

It is 2 that described ceding of Taiwan fixed mount is provided with the results body.

The power-transmitting part of described cutter comprise be installed on main shaft on the outside driven transmission sprocket wheel that connects by driving chain of outside transmission drive sprocket, swinging-ring mechanism, the fork that is connected with swinging-ring mechanism with outside driven transmission sprocket coaxiality, through the guide rod that the Oscillating lever bearing seat is connected with fork, described guide rod is connected with moving knife through the guide rod fixed head.

The described fringe transfer case drive disk assembly of plucking is included in the casing of transfer case and transfer case power input coaxial mounted driving-chain drive bevel gear of driven sprocket and snapping bar drive bevel gear, the transmission upper sprocket wheel driven wheel of differential and the transmission lower sprocket driven wheel of differential that mesh respectively with the driving-chain drive bevel gear mesh, the driving-chain active upper sprocket wheel coaxial that is provided with on casing top with transmission upper sprocket wheel driven wheel of differential, the driving-chain active lower sprocket coaxial that is provided with at lower box with transmission lower sprocket driven wheel of differential, with the intermediate chain wheel of driving-chain active lower sprocket by the driving chain transmission, the snapping bar driven wheel of differential that is meshed with the snapping bar drive bevel gear, the axle of the snapping bar in described snapping bar driven wheel of differential and a pair of snapping bar is coaxial, this snapping bar axle is provided with plucks fringe straight-tooth driving gear, and what the axle of another snapping bar was provided with plucks fringe straight-tooth driven gear and pluck fringe straight-tooth driving gear engaged transmission.

Described straw gripping conveyer is to be combined by outer gripping conveyer and interior gripping conveyer, outer gripping conveyer is by outer clamping drive sprocket, outer clamping driven sprocket, outer clamping chain is formed, interior gripping conveyer is by interior clamping drive sprocket, interior clamping driven sprocket, the tensioner sprocket wheel, interior clamping chain is formed, in, outer clamping chain all is made up of and the layout that is staggered the sleeve roller minor chain of band pointed tooth, its China and foreign countries' clamping chain bar is assemblied in outer clamping drive sprocket, between the outer clamping driven sprocket, interior clamping chain is assemblied in interior clamping drive sprocket, expansion tightening wheel, between the interior clamping driven sprocket, the driving-chain of plucking on the fringe transfer case power take-off initiatively connects transmission by outer driving-chain between upper sprocket wheel and the outer clamping drive sprocket, pluck on the fringe transfer case power take-off driving-chain initiatively lower sprocket connect transmission by inner driving system through driving chain and intermediate chain wheel chain drive between intermediate chain wheel and the interior clamping drive sprocket.

Be provided with the taiwan cut off and landing oil cylinder between described ceding of Taiwan fixed mount and the forebay.

Be provided with tooth embedding clutch between the power output minor sprocket of described actuating unit and the power transmission shaft.

The beneficial effects of the utility model are, compact conformation, easy to operate, adaptability strong, the straw breaking length evenly, broken thoroughly, fruit ear pluck harvest complete, production efficiency is high, has realized the disposable operation of chopping and returning of plucking fringe results, stalk of corn.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is a main structure schematic diagram of the present utility model.

Fig. 2 is the structural representation of the utility model part actuating unit.

Fig. 3 is that A among Fig. 1 is to view.

Fig. 4 is the structural representation of the utility model cutter.

Fig. 5 is along the cutaway view of B-B line among Fig. 1.

Fig. 6 is that C among Fig. 5 is to partial view.

Fig. 7 is along the cutaway view of D-D line among Fig. 2.

Fig. 8 is along the cutaway view of E-E line among Fig. 7.

Fig. 9 is the utility model forebay assembly figure.

1. tractors among the figure, 2. forebay, 3. ceding of Taiwan fixed mount, 4. snapping bar, 5. dialing-grain unit, 6. defeated fringe plate, 7. fruit ear is carried horizontal slide carriage groove, 8. fruit ear is indulged elevator, 9. fruit ear case, 10. bracing frame, 11. straw reducing mechanism, 12. tractor motive power output shaft, 13. power output hinge wheel, 14. power transmission shaft, 15. power output minor sprocket, 16. driving chains, 17. transmission case body, 18. the commutation drive bevel gear, the driven angular wheel of 19. commutations, 20. main shaft drive sprockets, 21. main shaft, 22. driving chain, 23. main shaft driven sprockets, 24. pluck fringe transfer case power input drive sprocket, 25. driving chain, 26. straw reducing mechanism drive bevel gear, 27. tassel-conveying chain drive sprockets, 28. driving chains, 29. fruit ear is indulged the elevator drive sprocket, 30. driving chain, 31. outside transmission drive sprockets, 32. driving chains, 33. dial the standing grain drive sprocket, 34. dial the standing grain driven sprocket, 35. groups of plates, 36. rice-pulling chain bars, 37. straw gripping conveyer, 38. outer clamping drive sprocket, 39. outer clamping driven sprockets, 40. outer clamping chains, 41. interior clamping drive sprocket, 42. interior clamping driven sprocket, 43. tensioner sprocket wheels, 44. interior clamping chains, 45. tassel-conveying chain, 46. tassel-conveying driving plate, 47. defeated fringe driven sprockets, 48. defeated fringes are by movable sprocket, 49. stationary knife, 50. moving knife, 51. straw cutters, 52. outside driven transmission sprocket wheels, 53. swinging-ring mechanism, 54. fork, 55. Oscillating lever bearing seats, 56. guide rods, 57. guide rod fixed head, 58. the stationary knife support, 59. regulate connecting plate, 60. housings, 61. feeding mouth, 62. discharging opening, 63. straw reducing mechanism line shafts, 64. straw reducing mechanism driven wheels of differential, 65. power rotor, 66. straw reducing mechanism moving knife, 67. straw reducing mechanism stationary knifes, 68. front support stands, 69. support, 70. the transfer case casing, 71. transfer case power input driven sprocket, 72. driving-chain drive bevel gear, 73. snapping bar drive bevel gear, 74. transmission upper sprocket wheel driven wheel of differential, 75. transmission lower sprocket driven wheels of differential, 76. driving-chains are upper sprocket wheel initiatively, 77. driving-chain is lower sprocket initiatively, 78. driving chain, 79. intermediate chain wheels, 80. snapping bar driven wheels of differential, 81. pluck fringe straight-tooth driving gear, 82. pluck fringe straight-tooth driven gear, 83. outer driving-chains, 84. inner driving systems, 85. adjustable shelf, 86. the leading truck assembly, 87. taiwan cut off and landing oil cylinders, 88. tooth embedding clutches.

Embodiment

In Fig. 1, the utility model backpack stalk-spike-reaping maize harvesting machine carries gathering unit, straw reducing mechanism and actuating unit to form by harvesting-platform, fruit ear.Harvesting-platform hangs on tractor (1) the place ahead, and it comprises that the forebay (2), ceding of Taiwan fixed mount (3) and the ceding of Taiwan fixed mount (3) that are fixedly connected with tractor are provided with the results body, and the results body comprises snapping bar (4) and dialing-grain unit (5).Fruit ear carries gathering unit to comprise that defeated fringe plate (6), the fruit ear that tilts carry horizontal slide carriage groove (7), the vertical elevator (8) of fruit ear and fruit ear case (9).Horizontal slide carriage groove (7) is identical with existing technology, is one to have the board slot of gradient; It is a drag-flight conveyer that fruit ear is indulged elevator (8), tilts to be fixed on ceding of Taiwan fixed mount (3) and the rear-mounted bracing frame (10) from low to high, and its structure and drive disk assembly are also same as the prior art, and this does not give unnecessary details.The lower port of the vertical elevator (8) of the lower end of horizontal slide carriage groove (7) and fruit ear is corresponding, and it is corresponding with fruit ear case (9) that fruit ear is indulged the upper port of elevator (8); The fruit ear that snapping bar (4) is taken is carried horizontal slide carriage groove (7) through the defeated fringe plate (6) and the tassel-conveying driving plate fruit ear of pulling over of motion, utilize the inclination of horizontal slide carriage groove (7) and the weight of fruit ear self, arrive the lower end of the vertical elevator (8) of fruit ear, fruit ear is indulged elevator (8) fruit ear is carried to the back upper place, is thrown into fruit ear case (9).Straw reducing mechanism (11) is arranged on the ceding of Taiwan fixed mount (3) of snapping bar (4) below.

Fig. 2 is the structural representation of the preceding transmission in the utility model actuating unit.In Fig. 2, actuating unit comprises the power output hinge wheel (13) on the power take-off (12) that is assemblied in tractor, the power output minor sprocket (15) and the driving chain (16) that cooperate with power transmission shaft (14), be positioned at the commutation drive bevel gear (18) that is meshed of the terminal transmission case body (17) of power transmission shaft (14) output, driven angular wheel (19) commutates, with the coaxial main shaft drive sprocket (20) of commutation driven wheel of differential (19), be assemblied in main shaft (21) and go up the main shaft driven sprocket (23) that connects through driving chain (22) with main shaft drive sprocket (20), main shaft (21) go up to be installed promising each execution unit the driving link of power and the power-transmitting part that links with driving link is provided, this driving link and comprise being positioned at the drive disk assembly of driving link interlock and pluck fringe transfer case power input drive sprocket (24) and driving chain (25) on the main shaft (21), straw reducing mechanism drive bevel gear (26), tassel-conveying chain drive sprocket (27) and driving chain (28), vertical elevator drive sprocket (29) of fruit ear and driving chain (30), be positioned at the outside transmission drive sprocket (31) and the driving chain (32) of main shaft (21) opposite side.

In Fig. 3, it is 2 that ceding of Taiwan fixed mount (3) is provided with the results body, wherein each results body comprises the snapping bar (4) that axis is parallel, height interlaces and arranges of a pair of fore-and-aft tilt, before, during and after snapping bar (4) can be divided on the structure three sections, leading portion is the starting taper body, mainly is that guiding stem stalk enters the effect of plucking roller, the stage casing is the cylinder that has spiral ridge, work the fringe effect of plucking, back segment is the spiral ridge cylinder of interlaced configuration in the other direction, plays the effect of forcing drop-down stalk.During work, two rollers are guided stalk in revolution and are plucked among the roller gap, and constantly draw downwards and send, and are plucked because the fruit ear diameter can't pass the gap more greatly.

Each results body also comprises a pair of dialing-grain unit (5), and this dialing-grain unit (5) is arranged on the front end of ceding of Taiwan fixed mount (3), is the angular structure of outwards dehiscing.Each dialing-grain unit is by dialling standing grain drive sprocket (33), dial standing grain driven sprocket (34) and being with the rice-pulling chain bar (36) of dialling plate (35) to form, and the tightness of rice-pulling chain bar (36) is adjusted by the adjustment screw rod of dialling the strainer on the standing grain driven sprocket (34), the chain (36) of dialing-grain unit (5) is assemblied in to be dialled between standing grain drive sprocket (33) and group standing grain driven sprocket (34), the corn that plate (35) can will enter dialing-grain unit (5) inlet of dialling on it is stirred backward, makes it more successfully to enter to cut.In Fig. 3, import to be provided with on the ceding of Taiwan fixed mount (3) between the end to drive with the corn stalk clamping and through power-transmitting part and be transported to snapping bar (4) and import the straw gripping conveyer of holding (37) at each dial standing grain outlet and snapping bar (4) to dialing-grain unit (5), each all is by outer clamping drive sprocket (38) to gripping conveyer (37), outer clamping driven sprocket (39), the outer gripping conveyer that outer clamping chain (40) is formed reaches by interior clamping drive sprocket (41), interior clamping driven sprocket (42), tensioner sprocket wheel (43), the interior gripping conveyer that interior clamping chain (44) is formed combines.In order to guarantee compact conformation of the present utility model, outer clamping drive sprocket (38), interior clamping drive sprocket (41) are the two-layer chain drive structures that adopts upper and lower double-stranded wheel; Equally, outer clamping driven sprocket (39), interior clamping driven sprocket (42) is all coaxial with group standing grain drive sprocket, also be on adopting, the two-layer chain drive structure of following double-stranded wheel, lower floor's sprocket wheel of sprocket wheel is respectively outer clamping driven sprocket (39), interior clamping driven sprocket (42), the upper strata sprocket wheel is to dial the standing grain drive sprocket, its China and foreign countries' clamping chain bars (40) are assemblied in lower floor's sprocket wheel of outer clamping drive sprocket (38), between the outer clamping driven sprocket (39), lower floor's sprocket wheel of clamping drive sprocket (41) in interior clamping chain (44) is assemblied in, expansion tightening wheel (43), between the interior clamping driven sprocket (42).Interior clamping chain (44), outer clamping chain (40) all are made up of the sleeve roller minor chain of the band pointed tooth of certain width, and layout is staggered between the inside and outside clamping chain, at the bottom of the tooth of the outer clamping chain (40) of the tooth top correspondence of clamping chain (44), the stalk that cuts off steadily can not fallen down to the ground like this and send into snapping bar promptly.

Among Fig. 3, the defeated fringe plate (6) that is provided with in low snapping bar one side reaches the corresponding tassel-conveying driving plate (46) that is fixed on the tassel-conveying chain (45) that is provided with defeated fringe plate (6).Because of results body of the present utility model is 2, so defeated fringe plate (6) is positioned at the middle part of two pairs of snapping bars, tassel-conveying chain (45) is assemblied in defeated fringe driven sprocket (47), defeated fringe by between the movable sprocket (48), and defeated fringe driven sprocket (47) is realized chain drive through driving chain (28) and the defeated fringe driven sprocket (27) on the main shaft (21).The upper end of defeated fringe plate (6) is corresponding with the upper end of the horizontal slide carriage groove (7) of Fig. 1 medium dip.

In Fig. 3, on the ceding of Taiwan fixed mount (3) of dialing-grain unit (5) below, be provided with the straw cutter of forming by stationary knife (49), moving knife (50) (51), straw cutter (51) is realized reciprocal shearing motion by power-transmitting part.As shown in Figure 4, the power-transmitting part of straw cutter comprise with main shaft on outside transmission drive sprocket realize the outside driven transmission sprocket wheel (52) of chain, the guide rod (56) that is connected with fork (54) with the coaxial swinging-ring mechanism (53) of outside driven transmission sprocket wheel (52), the fork (54) that is connected with swinging-ring mechanism (53), through Oscillating lever bearing seat (55), guide rod (56) is connected with moving knife (50) through guide rod fixed head (57), and stationary knife (49) is installed on stationary knife support (58) and upward is installed on the ceding of Taiwan fixed mount (3) through regulating connecting plate (59).Straw cutter (51) is passed to swinging-ring mechanism (53) with the power that the main shaft transmission comes through power transmission shaft by chain drive, and worm drive are become reciprocating motion, makes the moving knife (50) of cutter cooperate the cut-out straw with stationary knife (49) reciprocating operation.

At Fig. 1, among Fig. 5, the housing (60) of straw reducing mechanism (11) is a drum-type, the feeding mouth (61) of housing (60) and lower discharge port (62) lay respectively at the above and below of housing (60), last feeding mouth (61) placement direction of straw reducing mechanism is identical with the placement direction and the corn stalk direction of motion of snapping bar (4), straw reducing mechanism driven wheel of differential (64) is installed on the straw reducing mechanism line shaft (63), this driven wheel of differential (64) be installed on main shaft (21) on the straw reducing mechanism initiatively cone pulley (26) be meshed, with on the power rotor (65) that line shaft (63) is connected 5 straw reducing mechanism moving knife (66) are installed, whenever, be evenly distributed on the power rotor (65) straw reducing mechanism moving knife (66) is angled, straw reducing mechanism stationary knife (67) is fixed on by attachment bolt and is positioned on the tool fixing frame that feeding mouth (61) locates, between straw reducing mechanism moving knife (66) and the straw reducing mechanism stationary knife (67) certain interval is arranged, be generally 0.15-1mm.

In Fig. 6, the installation, maintenance and the maintenance of straw reducing mechanism for convenience, the front end of straw reducing mechanism is to be connected on the header frame through the front support stand (68) that tape spool holds, straw reducing mechanism line shaft (63) and main shaft (21) are installed on respectively on the bearing block of support (69), and this support (69) is connected with ceding of Taiwan fixed mount (3).

Fig. 7, Fig. 8 are the cutaway views of plucking the fringe transfer case.As Fig. 7, shown in Figure 8, in the casing (70) of transfer case, be coaxially installed with driving-chain drive bevel gear (72) and snapping bar drive bevel gear (73) with transfer case power input driven sprocket (71), driving-chain drive bevel gear (72) respectively with transmission upper sprocket wheel driven wheel of differential (74), transmission lower sprocket driven wheel of differential engagement (75), be provided with the driving-chain active upper sprocket wheel (76) coaxial with transmission upper sprocket wheel driven wheel of differential (74) on casing top, be provided with the driving-chain active lower sprocket (77) coaxial at lower box with transmission lower sprocket driven wheel of differential (75), driving-chain initiatively lower sprocket (77) links through the lower sprocket of driving chain (78) with intermediate chain wheel (79), snapping bar drive bevel gear (73) and snapping bar driven wheel of differential (80) engagement, the axle of the snapping bar in a pair of snapping bar (4) is coaxial with snapping bar driven wheel of differential (80), this snapping bar axle is provided with plucks fringe straight-tooth driving gear (81), plucks fringe straight-tooth driven gear (82) engaged transmission with the axle of another snapping bar is provided with.

In Fig. 3, driving-chain initiatively connects transmission by outer driving-chain (83) between the upper sprocket wheel of upper sprocket wheel (76) and outer clamping drive sprocket (38), and connects transmission by inner driving system (84) between the upper sprocket wheel of the upper sprocket wheel of the driving-chain active chaindriven intermediate chain wheel of lower sprocket (79) and interior clamping drive sprocket (41).

As shown in Figure 9, adjustable shelf (85) on the ceding of Taiwan fixed mount (3) is arranged in the leading truck assembly (86) of forebay (2), between ceding of Taiwan fixed mount (3) and forebay (2), be provided with taiwan cut off and landing oil cylinder (87), wherein the cylinder body of taiwan cut off and landing oil cylinder (87) is installed on the forebay (2), the piston of taiwan cut off and landing oil cylinder is installed on the adjustable shelf (85) of ceding of Taiwan fixed mount, on controlling in the leading truck assembly (86) of adjustable shelf (85) mmi machine frame (2) that taiwan cut off and landing oil cylinder (87) makes ceding of Taiwan fixed mount, lower slider, and then by body rising of ceding of Taiwan fixed mount (3) drive results or decline.

In order to grasp nearly actuating unit easily, among Fig. 2, between power output minor sprocket (15) and power transmission shaft (14), be provided with tooth embedding clutch (88).

The workflow of each execution unit of the utility model is respectively:

Corn ear is plucked to knock off and made flow process: corn stalk is dialled standing grain, and cutter cuts off the corn stalk root, and clamping chain clamping corn stalk is carried, straw feeding snapping bar, and corn ear is plucked fringe, and corn ear is transported to maize cob collector.

Corn stalk is pulverized workflow: corn stalk is dialled standing grain, cutter cuts off the corn stalk root, clamping chain clamping corn stalk is carried, straw feeding snapping bar, snapping bar pulls down corn stalk in revolution and send, and snapping bar is as the feeding roller of straw reducing mechanism, and corn stalk feeding straw reducing mechanism is pulverized, the straw of pulverizing is discharged by straw reducing mechanism feed opening, realizes returning crop stocks to the field.

The power that the utility model provides for each execution unit is produced by the power take-off (12) of tractor, spread out of by power output hinge wheel (13), through driving chain (16), power output minor sprocket (15), power transmission shaft (14), commutation drive bevel gear (18), the driven angular wheel (19) that commutates, main shaft drive sprocket (20), spindle drive chain (22), main shaft driven sprocket (23), reach on the main shaft (21).

The fringe transfer case power input drive sprocket (24) of plucking on the main shaft (21) reaches power through driving chain (25) and plucks fringe transfer case power input driven sprocket (71), by with the coaxial snapping bar drive bevel gear (73) of transfer case power input driven sprocket (71) through snapping bar driven wheel of differential (80), with the coaxial snapping bar axle of snapping bar driven wheel of differential (80) be provided with pluck fringe straight-tooth driving gear (81) and and another snapping bar axle be provided with pluck fringe straight-tooth driven gear (82) engaged transmission, realize the rotation in opposite directions of two snapping bars, implement to pluck fringe.

Also realize other two-way transmission on the fringe transfer case plucking, wherein one tunnel transmission is: power is by importing the coaxial driving-chain drive bevel gear (72) of driven sprocket (71) with transfer case power, be delivered to the transmission upper sprocket wheel driven wheel of differential (74) that is meshed with it, through initiatively upper sprocket wheel (76), outer driving-chain (83) are with the upper sprocket wheel of transmission of power to outer clamping drive sprocket (38) with the coaxial driving-chain of transmission upper sprocket wheel driven wheel of differential (74), the lower sprocket of outer clamping drive sprocket (38) is through outer clamping chain (40) and outer clamping driven sprocket (39) realization transmission then; The transmission on another road is: power is by importing the coaxial driving-chain drive bevel gear (72) of driven sprocket (71) with transfer case power, be delivered to the transmission lower sprocket driven wheel of differential (75) that is meshed with it, then through the driving-chain active lower sprocket (77) coaxial with transmission lower sprocket driven wheel of differential (75), driving chain (78) is passed to the lower sprocket of intermediate chain wheel (79), again by the upper sprocket wheel of upper sprocket wheel clamping drive sprocket (41) in inner driving system (84) is passed to of intermediate chain wheel (79), again by the lower sprocket of interior clamping drive sprocket (41) through interior clamping chain (44) and tensioner sprocket wheel (43), interior clamping driven sprocket (42) is realized transmission, has realized being carried by the common clamping corn stalk of outer clamping chain (40) and interior clamping chain (44); Follow-up transmission is to reach through the rice-pulling chain bar through the upper strata sprocket wheel of outer clamping driven sprocket (39), interior clamping driven sprocket (42) (i.e. two dialing-grain units dial standing grain drive sprocket) respectively through lower floor's sprocket wheel respectively to dial the motion that the standing grain driven sprocket is realized the rice-pulling chain bar, by group firm and hard group standing grain of executing on the rice-pulling chain bar.

Straw reducing mechanism drive bevel gear (26) on the main shaft (21) reaches straw reducing mechanism (11) with the driven wheel of differential (64) of power through being installed on the straw reducing mechanism line shaft (63), implements the pulverizing of corn stalk.

Tassel-conveying chain drive sprocket (27) on the main shaft (21) is delivered to defeated fringe driven sprocket (47) with power through driving chain (28), drive by defeated fringe driven sprocket (47) and to be assemblied in defeated fringe driven sprocket (47) and to be realized rotation by the tassel-conveying chain bar (45) of the band tassel-conveying driving plate (46) between the movable sprocket (48) with defeated fringe, fruit ear under will being plucked by the snapping bar fruit ear of pulling over is carried horizontal slide carriage groove (7), utilize the inclination of horizontal slide carriage groove (7) and the weight of fruit ear self, arrive the lower end of the vertical elevator (8) of fruit ear; The vertical elevator drive sprocket (29) of fruit ear on the main shaft (21) is passed to driven sprocket with power through driving chain (30), by driven sprocket and by the scraper plate on the driving chain between the movable sprocket fruit ear fruit ear is carried to the back upper place again, is thrown into fruit ear case (9).

Outside transmission drive sprocket (31) on the main shaft (21) with power through driving chain (32) reach outside driven transmission sprocket wheel (52), with the coaxial swinging-ring mechanism (53) of outside driven transmission sprocket wheel (52), the fork (54) that is connected with swinging-ring mechanism (53), on Oscillating lever bearing seat and guide rod (56) that fork (54) is connected, cooperate the cut-out straw by the moving knife (50) that is connected with guide rod (56) with stationary knife (49) on the tool fixing frame.

Claims (7)

1, a kind of Backpack-type maize harvester, comprise harvesting-platform, fruit ear is carried gathering unit, straw reducing mechanism and the actuating unit of operation power is provided for each execution unit, the harvesting-platform that hangs on tractor the place ahead comprises the forebay that is fixedly connected with tractor, several results bodies that ceding of Taiwan fixed mount and ceding of Taiwan fixed mount are provided with, wherein each results body comprises that the axis of a pair of fore-and-aft tilt is parallel, snapping bar and a pair of dialing-grain unit that is the angular structure of outwards dehiscing that rotates by the power-transmitting part drive that height interlaces and arranges, each dialing-grain unit is by dialling the standing grain master, driven sprocket and band are dialled the chain of plate and are formed; Fruit ear carry defeated fringe plate that gathering unit comprises that low snapping bar one side is provided with and with fail that the fringe plate correspondingly is provided with the tassel-conveying driving plate that is fixed on the tassel-conveying chain, the fruit ear of inclination carries horizontal slide carriage groove, fruit ear to indulge elevator and fruit ear case, the upper end of defeated fringe plate is corresponding with the upper end of the horizontal slide carriage groove of inclination, the lower end of horizontal slide carriage groove is corresponding with the lower port of the vertical elevator of fruit ear, and the vertical elevator upper port of fruit ear is corresponding with the fruit ear case; The straw reducing mechanism is made up of the housing that has feeding mouth and discharging opening, line shaft, chopping moving knife, stationary knife; Actuating unit comprises the power output hinge wheel on the power take-off that is assemblied in tractor, the power output minor sprocket and the driving chain that cooperate with power transmission shaft, be positioned at the commutation drive bevel gear that the terminal transmission case body of power transmission shaft output is meshed, driven angular wheel, with the coaxial main shaft drive sprocket of commutation driven wheel of differential, be assemblied on the main shaft with the main shaft driven sprocket of main shaft drive sprocket chain drive and be installed on the main shaft and provide the driving link of power and the power-transmitting part that links with driving link for each execution unit, this driving link reaches the drive disk assembly that links with driving link and comprises vertical elevator drive sprocket of fruit ear and driving chain, it is characterized in that: described dialing-grain unit correspondence is arranged on the front end of ceding of Taiwan fixed mount, on the ceding of Taiwan fixed mount below the dialing-grain unit, be provided with by stationary knife, the straw cutter that moving knife is formed, the straw cutter is realized reciprocal shearing motion by power-transmitting part, dial standing grain outlet and snapping bar at described dialing-grain unit import to be provided with on the ceding of Taiwan fixed mount between the end to drive with the corn stalk clamping and through power-transmitting part and are transported to snapping bar and import the straw gripping conveyer of holding, described straw reducing mechanism is arranged on the ceding of Taiwan fixed mount of snapping bar below, the feeding mouth of straw reducing mechanism, discharging opening is separately positioned on the top of housing, the below, the last feeding mouth placement direction of straw reducing mechanism housing is identical with the placement direction and the corn stalk direction of motion of snapping bar, described be installed on the main shaft driving link and with the power-transmitting part of driving link interlock also be included as pluck that fringe transfer case drive disk assembly provides power pluck fringe transfer case power input drive sprocket and driving chain, the straw reducing mechanism driving gear that is meshed with the coaxial driven gear of straw reducing mechanism line shaft, tassel-conveying chain drive sprocket and driving chain, outside transmission drive sprocket and driving chain.

2, a kind of Backpack-type maize harvester according to claim 1 is characterized in that: it is 2 that described ceding of Taiwan fixed mount is provided with the results body.

3, a kind of Backpack-type maize harvester according to claim 1 and 2, it is characterized in that: the power-transmitting part of described cutter comprise be installed on main shaft on the outside driven transmission sprocket wheel that connects by driving chain of outside transmission drive sprocket, swinging-ring mechanism, the fork that is connected with swinging-ring mechanism with outside driven transmission sprocket coaxiality, through the guide rod that the Oscillating lever bearing seat is connected with fork, described guide rod is connected with moving knife through the guide rod fixed head.

4, a kind of Backpack-type maize harvester according to claim 1 and 2, it is characterized in that: the described fringe transfer case drive disk assembly of plucking is included in the casing of transfer case and transfer case power input coaxial mounted driving-chain drive bevel gear of driven sprocket and snapping bar drive bevel gear, the transmission upper sprocket wheel driven wheel of differential and the transmission lower sprocket driven wheel of differential that mesh respectively with the driving-chain drive bevel gear mesh, the driving-chain active upper sprocket wheel coaxial that is provided with on casing top with transmission upper sprocket wheel driven wheel of differential, the driving-chain active lower sprocket coaxial that is provided with at lower box with transmission lower sprocket driven wheel of differential, with the intermediate chain wheel of driving-chain active lower sprocket by the driving chain transmission, the snapping bar driven wheel of differential that is meshed with the snapping bar drive bevel gear, the axle of the snapping bar in described snapping bar driven wheel of differential and a pair of snapping bar is coaxial, this snapping bar axle is provided with plucks fringe straight-tooth driving gear, and what the axle of another snapping bar was provided with plucks fringe straight-tooth driven gear and pluck fringe straight-tooth driving gear engaged transmission.

5, a kind of Backpack-type maize harvester according to claim 4, it is characterized in that: described straw gripping conveyer is to be combined by outer gripping conveyer and interior gripping conveyer, outer gripping conveyer is by outer clamping drive sprocket, outer clamping driven sprocket, outer clamping chain is formed, interior gripping conveyer is by interior clamping drive sprocket, interior clamping driven sprocket, the tensioner sprocket wheel, interior clamping chain is formed, in, outer clamping chain all is made up of and the layout that is staggered the sleeve roller minor chain of band pointed tooth, its China and foreign countries' clamping chain bar is assemblied in outer clamping drive sprocket, between the outer clamping driven sprocket, interior clamping chain is assemblied in interior clamping drive sprocket, expansion tightening wheel, between the interior clamping driven sprocket, the driving-chain of plucking on the fringe transfer case power take-off initiatively connects transmission by outer driving-chain between upper sprocket wheel and the outer clamping drive sprocket, pluck on the fringe transfer case power take-off driving-chain initiatively lower sprocket connect transmission by inner driving system through driving chain and intermediate chain wheel chain drive between intermediate chain wheel and the interior clamping drive sprocket.

6, a kind of Backpack-type maize harvester according to claim 1 is characterized in that: be provided with the taiwan cut off and landing oil cylinder between described ceding of Taiwan fixed mount and the forebay.

7, a kind of Backpack-type maize harvester according to claim 1 is characterized in that: be provided with tooth embedding clutch between the power output minor sprocket of described actuating unit and the power transmission shaft.

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