CN104541796A - Threshing system for combine harvesters - Google Patents
Threshing system for combine harvesters Download PDFInfo
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- CN104541796A CN104541796A CN201510048094.4A CN201510048094A CN104541796A CN 104541796 A CN104541796 A CN 104541796A CN 201510048094 A CN201510048094 A CN 201510048094A CN 104541796 A CN104541796 A CN 104541796A
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Abstract
The invention provides a threshing system for combine harvesters, comprising a threshing mechanism, a screening mechanism and a secondary threshing mechanism. The threshing mechanism is used for dual-vertical shaft threshing of straws conveyed by a conveying trough. The screening mechanism is used for screening threshed grain to obtain clean grain. The secondary threshing mechanism is capable of conveying incompletely screened straws into the threshing mechanism for secondary threshing, and threshing effect is further improved. The threshing system is high in throughput, allows complete threshing, is high in durability and has promising application prospect.
Description
Technical field
The present invention relates to a kind of farm machinery, especially a kind of threshing system for combine.
Background technology
At present, combine when gathering in, due to the limited throughput of thresher, once harvesting excessive velocities, thresher will be caused to meet excessive, Threshing is poor, usually there will be threshing totally, causes larger grain loss; And under long-term intensive work environment, easily there is distortion in the frame-type threshing bar of existing thresher, repairs inconvenience, affect the serviceability of grain header; The grain degree of purity simultaneously obtained is not high, the stalk usually containing larger non-through threshing.
Summary of the invention
The technical problem to be solved in the present invention is that the thresher handling capacity of existing combine is low, frame structure easily occurs deformed damaged and threshing is unclean.
In order to solve the problems of the technologies described above, the invention provides a kind of threshing system for combine, comprise separating mechanism, Shai Liang mechanism and secondary separating mechanism;
Separating mechanism comprises the thresher shell of cuboid, semicylindrical left top cover, semicylindrical right top cover, the feeding warehouse of cuboid, columnar left threshing cylinder, columnar right threshing cylinder and columnar feed roll;
Be provided with central dividing plate along its length in thresher shell, thresher shell is longitudinally divided into left threshing bin and right threshing bin by central dividing plate; Feeding warehouse is arranged in thresher shell, and is positioned at the front side of thresher shell; The grass feeding port of left threshing bin and right threshing bin is positioned at the top of feeding warehouse, and all communicates with feeding warehouse; The rear side of thresher shell is provided with the grass outlet communicated with the afterbody of left threshing bin and right threshing bin respectively; Left threshing cylinder and right threshing cylinder by two longitudinal turning cylinders respectively longitudinal rotating be arranged in left threshing bin and right threshing bin, longitudinal turning cylinder one end of stretching out outside thresher shell is provided with longitudinal belt wheel; Left top cover and right top cover are respectively on the movable open top being sealed on left threshing bin and right threshing bin; Feed roll is arranged in feeding warehouse by lateral rotation axle lateral rotation formula, and lateral rotation shaft extension one end gone out outside thresher shell is provided with horizontal belt pulley;
Left threshing cylinder and right threshing cylinder are divided into into careless section, threshing section from front to back successively and go out careless section; The careless section of entering of left threshing cylinder and right threshing cylinder is all positioned at above feed roll, and be provided with on the periphery entering careless section spiral enter careless push pedal; The first-class radian of periphery of the threshing section of left threshing cylinder and right threshing cylinder is detachably provided with at least three threshing pole sockets, and threshing pole socket parallels with longitudinal turning cylinder, and is provided with at least five threshing bars at the first-class interval vertical of threshing pole socket; The below of the threshing section of left threshing cylinder and right threshing cylinder is provided with notch board screen banks, and notch board screen banks is positioned at thresher shell; The first-class radian of the periphery going out careless section of left threshing cylinder and right threshing cylinder is provided with at least two pieces of impeller, and the face, place of impeller is through the axial line of longitudinal turning cylinder;
The first-class radian of periphery of feed roll is detachably installed at least three and is entered careless pole socket, enters careless pole socket and parallels with lateral rotation axle, and is provided with at least five and enters careless bar entering the first-class interval vertical of careless pole socket;
Be provided with in left top cover to enter with left threshing cylinder and careless section enters the consistent left guide plate of the careless push pedal hand of spiral; Be provided with in right top cover to enter with right threshing cylinder and careless section enters the consistent right guide plate of the careless push pedal hand of spiral;
Shai Liang mechanism comprises conical hopper, even number delivers grain screw feeder and vibratory sieve; The funnel mouth of conical hopper is buckled in the bottom of thresher shell, and is positioned at immediately below notch board screen banks; The bottom of conical hopper is longitudinally provided with even number arc groove side by side, and screw feeder of delivering grain is arranged in corresponding arc groove by bearing rotary type; The spindle nose that screw feeder of delivering grain stretches out conical hopper side is provided with screw feeder belt pulley; The bottom of conical hopper and the transmission end being positioned at screw feeder of delivering grain is provided with grain outlet, grain outlet and arc groove one_to_one corresponding; Vibratory sieve is positioned at the below of grain outlet;
Secondary separating mechanism comprises receives silo, upper strata screw feeder, bottom screw feeder, secondary threshing carrier pipe and secondary threshing conveying screw feeder; Receive the upper uncovered of silo and be right against vibratory sieve; The bottom transverse receiving silo is provided with the groove of putting out cereal of arc, and the upper lateral receiving silo is provided with the secondary threshing groove of arc; Upper strata screw feeder lateral rotation formula is arranged in secondary threshing groove, and bottom screw feeder lateral rotation formula is arranged on puts out cereal in groove; The transmission end of upper strata screw feeder docks with the lower end of secondary threshing carrier pipe, and the upper end of secondary threshing carrier pipe and left threshing bin or right threshing bin connect; Secondary threshing conveying screw feeder rotary type is arranged in secondary threshing carrier pipe.
Adopting is arranged on columnar left threshing cylinder and right threshing cylinder by threshing pole socket, compared to existing tower structure, has higher structural strength, and columnar structuredly there will not be distortion, also can avoid occurring that framework twines the problem of grass; Adopt two longitudinal axis threshing structures of left threshing cylinder and right threshing cylinder, can be doubled and redoubled threshing efficiency, effectively improves the handling capacity of thresher, improves the harvesting efficiency of combine; Adopt arrange on the periphery entering careless section spiral enter careless push pedal, the forage that feed roll is carried can be pushed to rapidly left threshing cylinder and right threshing cylinder carries out threshing, improve threshing efficiency; Adopt feed roll conveying forage, forage uniform distribution more on the left of delivery chute can be carried out threshing to left threshing cylinder and right threshing cylinder, the load preventing left threshing cylinder and right threshing cylinder is unbalanced; Adopt left guide plate and right guide plate rapidly forage can be pushed to left threshing cylinder and right threshing cylinder carries out threshing, and push to grass outlet place smoothly, improve threshing efficiency; Adopt impeller the forage after threshing can be sent into smoothly grass outlet to discharge; Adopt even number screw feeder of delivering grain effectively can improve efficiency of delivering grain, even if also can be transferred out by grain in time when handling capacity is larger; The non-through threshing adopting secondary separating mechanism upper strata could not can be discharged in time again deliver into left threshing bin or right threshing bin carries out secondary threshing, improve the Threshing of thresher, prevent from causing foodstuff waste.
Scheme as a further improvement on the present invention, feeding warehouse and left threshing bin and right threshing bin connection are provided with acclivitous slope panel.Adopt slope panel can improve the transfer efficiency of feeding warehouse further, prevent blocking.
Scheme as a further improvement on the present invention, the left and right side of feeding warehouse is provided with the anti-tangle careless sleeve pipe of the charging being set in two ends, feed roll left and right respectively, is matched in clearance between the anti-tangle careless sleeve pipe of charging and feed roll.Adopt the anti-tangle careless sleeve pipe of charging can prevent from occurring twining grass at the two ends of feed roll.
Scheme as a further improvement on the present invention, the front and back sides of left threshing bin and right threshing bin is equipped with an anti-tangle careless sleeve pipe of threshing, four anti-tangle careless sleeve pipes of threshing are corresponding is respectively set in the rear and front end of left threshing cylinder and the rear and front end of right threshing cylinder; The anti-tangle careless sleeve pipe of threshing and be matched in clearance between left threshing cylinder and right threshing cylinder.Adopt the anti-tangle careless sleeve pipe of threshing can prevent the rear and front end of the rear and front end of left threshing cylinder and right threshing cylinder from occurring twining grass.
Scheme as a further improvement on the present invention, the direction of rotation of left threshing cylinder and right threshing cylinder is contrary, and the hand of spiral entering careless push pedal on left threshing cylinder and right threshing cylinder is also contrary.The direction of rotation hand of spiral entering careless push pedal be set on contrary and left threshing cylinder and right threshing cylinder of left threshing cylinder and right threshing cylinder is also set on the contrary, effectively to improve Threshing.
As further restriction scheme of the present invention, the left hand edge of left top cover is hinged in the left side edge of thresher shell, and the right hand edge of right top cover is hinged in the right side edge of thresher shell; The right hand edge of left top cover and the left hand edge of right top cover are equipped with installation fixing hole, and central dividing plate is provided with the screwed hole corresponding with installing fixing hole.Adopt left top cover and the movable installation of right top cover, can inspection and maintenance be facilitated.
As further restriction scheme of the present invention, notch board screen banks comprises at least two pieces of concave grate docking compositions, and is provided with reinforcement at the joint of adjacent two pieces of concave grates.Adopt concave grate docking composition, when monolithic goes wrong, correspondence is changed in time, and without the need to whole replacing, reduces maintenance cost.
As further restriction scheme of the present invention, impeller is right-angled trapezium, and the angular region of going to the bottom of impeller is 30 ° ~ 60 °.Adopt the angular range of 30 ° ~ 60 °, forage can be made to enter the propelling movement scope of impeller smoothly.
As further restriction scheme of the present invention, the hand of spiral of the screw feeder blade of adjacent two screw feeders of delivering grain is contrary, and the rotation direction of screw feeder of delivering grain is also contrary.Adopt the design that the hand of spiral is contrary, can effectively improve the efficiency of delivering grain, prevent moist grain from conical hopper 28, forming bulk and result in blockage.
As further restriction scheme of the present invention, vibratory sieve is swing type vibratory sieve, and the swing pivot of vibratory sieve is positioned at the below of grain outlet.Adopt below swing pivot being arranged on grain outlet, effectively can prevent grain a large amount of in the unit interval from carrying and overwork is caused to vibratory sieve 34.
Beneficial effect of the present invention is: (1) adopts and is arranged on columnar left threshing cylinder and right threshing cylinder by threshing pole socket, compared to existing tower structure, there is higher structural strength, and columnar structuredly there will not be distortion, also can avoid occurring that framework twines the problem of grass; (2) adopt two longitudinal axis threshing structures of left threshing cylinder and right threshing cylinder, can be doubled and redoubled threshing efficiency, effectively improves the handling capacity of thresher, improves the harvesting efficiency of combine; (3) adopt arrange on the periphery entering careless section spiral enter careless push pedal, the forage that feed roll is carried can be pushed to rapidly left threshing cylinder and right threshing cylinder carries out threshing, improve threshing efficiency; (4) adopt feed roll conveying forage, forage uniform distribution more on the left of delivery chute can be carried out threshing to left threshing cylinder and right threshing cylinder, the load preventing left threshing cylinder and right threshing cylinder is unbalanced; (5) adopt left guide plate and right guide plate rapidly forage can be pushed to left threshing cylinder and right threshing cylinder carries out threshing, and push to grass outlet place smoothly, improve threshing efficiency; (6) adopt impeller the forage after threshing can be sent into smoothly grass outlet to discharge; (7) even number screw feeder of delivering grain is adopted effectively can to improve efficiency of delivering grain, even if also can be transferred out by grain in time when handling capacity is larger; (8) the non-through threshing adopting secondary separating mechanism upper strata could not can be discharged in time again deliver into left threshing bin or right threshing bin carries out secondary threshing, improve the Threshing of thresher, effectively prevent from causing foodstuff waste.
Accompanying drawing explanation
Fig. 1 is separating mechanism plan structure schematic diagram of the present invention;
Fig. 2 is separating mechanism forward sight structural representation of the present invention;
Fig. 3 is Shai Liang mechanism of the present invention plan structure schematic diagram;
Fig. 4 is secondary separating mechanism forward sight structural representation of the present invention;
Fig. 5 is the right TV structure schematic diagram of Shai Liang mechanism of the present invention.
Embodiment
As Figure 1-5, a kind of threshing system for combine of the present invention, comprises separating mechanism, Shai Liang mechanism and secondary separating mechanism;
Separating mechanism comprises the thresher shell 1 of cuboid, semicylindrical left top cover 2, semicylindrical right top cover 3, the feeding warehouse 4 of cuboid, columnar left threshing cylinder 5, columnar right threshing cylinder 6 and columnar feed roll 7;
In thresher shell 1, be provided with central dividing plate 10 along its length, thresher shell 1 is longitudinally divided into left threshing bin and right threshing bin by this central dividing plate 10; Feeding warehouse 4 is arranged in thresher shell 1, and is positioned at the front side of thresher shell 1, for connecting with the delivery chute of grain header; The grass feeding port of left threshing bin and right threshing bin is positioned at the top of feeding warehouse 4, and all communicates with feeding warehouse 4; The grass outlet 20 communicated with the afterbody of left threshing bin and right threshing bin is respectively provided with at the rear side of thresher shell 1; Left threshing cylinder 5 and right threshing cylinder 6 by two longitudinal turning cylinders 19 respectively longitudinal rotating be arranged in left threshing bin and right threshing bin, stretching out at longitudinal turning cylinder 19 on the one end outside thresher shell 1 and be provided with longitudinal belt wheel 26, leading to rolling threshing for driving left threshing cylinder 5 and right threshing cylinder 6; Left top cover 2 and right top cover 3 are respectively on the movable open top being sealed on left threshing bin and right threshing bin, and convenient unlatching is overhauled left threshing bin and right threshing bin; Feed roll 7 is arranged in feeding warehouse 4 by lateral rotation axle 27 lateral rotation formula, and lateral rotation axle 27 one end of stretching out outside thresher shell 1 is provided with horizontal belt pulley 42;
Left threshing cylinder 5 of the present invention and right threshing cylinder 6 are divided into into careless section, threshing section from front to back successively and go out careless section, the careless section of entering of left threshing cylinder 5 and right threshing cylinder 6 is all positioned at above feed roll 7, and be provided with on the periphery entering careless section spiral enter careless push pedal 8, at the first-class radian of periphery of the threshing section of left threshing cylinder 5 and right threshing cylinder 6, at least three threshing pole sockets 17 are detachably installed, embodiments of the invention adopt four threshing pole sockets 17 to be separated by 90 ° to be arranged on left threshing cylinder 5, right threshing cylinder 6 is also like this, all detachably fixing by bolt, be convenient for changing maintenance, threshing pole socket 17 parallels with longitudinal turning cylinder 19, and be provided with at least five threshing bars 18 at the first-class interval vertical of threshing pole socket 17, what adopt in embodiments of the invention is eight threshing bars 18, concrete quantity can according to actual needs or the length of threshing pole socket 17 and determining, be provided with notch board screen banks 22 in the below of the threshing section of left threshing cylinder 5 and right threshing cylinder 6, notch board screen banks 22 is positioned at thresher shell 1, be provided with at least two pieces of impeller 21 at the first-class radian of the periphery going out careless section of left threshing cylinder 5 and right threshing cylinder 6, the face, place of impeller 21 is through the axial line of longitudinal turning cylinder 19,
Detachably install at least three at the first-class radian of the periphery of feed roll 7 and enter careless pole socket 11, embodiments of the invention adopt four to enter careless pole socket 11 to be separated by 90 ° and to be arranged on feed roll 7, all detachably fixing by bolt, be convenient for changing to keep in repair and parallel with lateral rotation axle 27 into careless pole socket 11, and be provided with at least five and enter careless bar 12 entering the first-class interval vertical of careless pole socket 11, what adopt in embodiments of the invention is eight and enters careless bar 12, and concrete quantity can according to actual needs or be entered the length of careless pole socket 11 and determine;
Be provided with to enter with left threshing cylinder 5 in left top cover 2 and careless section enters the consistent left guide plate 15 of careless push pedal 8 hand of spiral; Be provided with in right top cover 3 to enter with right threshing cylinder 6 and careless section enters the consistent right guide plate 16 of careless push pedal 8 hand of spiral;
Shai Liang mechanism comprises conical hopper 28, even number is delivered grain screw feeder 30 and vibratory sieve 34, what adopt due to the present invention is two longitudinal axis threshings of left threshing cylinder 5 and right threshing cylinder 6, threshing amount comparatively greatly, so the present invention adopts four screw feeders 30 of delivering grain to deliver grain; The funnel mouth of conical hopper 28 is buckled in the bottom of thresher shell 1, and is positioned at immediately below notch board screen banks 22; The bottom of conical hopper 28 is longitudinally provided with four each and every one arc grooves 29 side by side, and screw feeder 30 of delivering grain is arranged in corresponding arc groove 29 by bearing 32 rotary type; The spindle nose stretching out conical hopper 28 side at screw feeder 30 of delivering grain is provided with screw feeder belt pulley 33; In the bottom of conical hopper 28 and the transmission end being positioned at screw feeder 30 of delivering grain is provided with grain outlet 31, grain outlet 31 and arc groove 29 one_to_one corresponding; Vibratory sieve 34 is positioned at the below of grain outlet 31, and the grain leaked down from grain outlet 31 directly screens;
Secondary separating mechanism comprises receives silo 35, upper strata screw feeder 38, bottom screw feeder 39, secondary threshing carrier pipe 40 and secondary threshing conveying screw feeder 41; Receive the upper uncovered of silo 35 and be right against vibratory sieve 34; Be provided with the groove 37 of putting out cereal of arc in the bottom transverse receiving silo 35, be provided with the secondary threshing groove 36 of arc in the upper lateral receiving silo 35; Upper strata screw feeder 38 lateral rotation formula is arranged in secondary threshing groove 36, for the larger stalk being positioned at fan blower leeward is delivered to secondary threshing carrier pipe 40 place again; Bottom screw feeder 39 lateral rotation formula is arranged on puts out cereal in groove 37, transports for being transferred out by the clean grain be sieved; The transmission end of upper strata screw feeder 38 docks with the lower end of secondary threshing carrier pipe 40, and the upper end of secondary threshing carrier pipe 40 and left threshing bin or right threshing bin connect, thus larger for upper strata stalk is carried out secondary threshing; Secondary threshing conveying screw feeder 41 rotary type is arranged in secondary threshing carrier pipe 40.
Enter careless efficiency in order to what improve feeding warehouse 4, be provided with acclivitous slope panel 9 at feeding warehouse 4 and left threshing bin and right threshing bin connection.
In order to prevent feed roll 7 from twining grass, the left and right side of feeding warehouse 4 being provided with the anti-tangle careless sleeve pipe 13 of the charging being set in feed roll about 7 two ends respectively, is matched in clearance between the anti-tangle careless sleeve pipe 13 of this charging and feed roll 7.
Grass is twined in order to prevent left threshing cylinder 5 and right threshing cylinder 6, the front and back sides of left threshing bin and right threshing bin is equipped with an anti-tangle careless sleeve pipe 14 of threshing anti-tangle careless sleeve pipe 14, four threshings is corresponding is respectively set in the rear and front end of left threshing cylinder 5 and the rear and front end of right threshing cylinder 6; The anti-tangle careless sleeve pipe 14 of threshing and be matched in clearance between left threshing cylinder 5 and right threshing cylinder 6.
In order to improve Threshing and go out careless efficiency, the direction of rotation of left threshing cylinder 5 and right threshing cylinder 6 is set on the contrary by the present invention, and the hand of spiral entering careless push pedal 8 on left threshing cylinder 5 and right threshing cylinder 6 is also set on the contrary.
Conveniently keep in repair, the left hand edge of left top cover 2 is hinged in the left side edge of thresher shell 1, the right hand edge of right top cover 3 is hinged in the right side edge of thresher shell 1; The right hand edge of left top cover 2 and the left hand edge of right top cover 3 are equipped with fixing hole 25 is installed, central dividing plate 10 is provided with the screwed hole 24 corresponding with installing fixing hole 25.
Conveniently maintenance or replacing concave grate, notch board screen banks 22 of the present invention comprises at least two pieces of concave grates docking compositions, and is provided with reinforcement 23 at the joint of adjacent two pieces of concave grates.
Careless efficiency to improve, impeller 21 of the present invention is set to right-angled trapezium, and the angular region of going to the bottom of impeller 21 is 30 ° ~ 60 °.
In order to improve the efficiency of delivering grain, prevent moist grain from conical hopper 28, forming bulk, the hand of spiral of the screw feeder blade of adjacent two screw feeders 30 of delivering grain is set on the contrary by the present invention, and the rotation direction of screw feeder 30 of delivering grain also is set on the contrary.
In order to alleviate the pressure of vibratory sieve 34, the vibratory sieve 34 that the present invention adopts is swing type vibratory sieve, and the swing pivot of vibratory sieve 34 is positioned at the below of grain outlet 31, effectively can prevents grain a large amount of in the unit interval from carrying and overwork is caused to vibratory sieve 34.
Threshing system for combine of the present invention is when installing and using, first feeding warehouse 4 is docked with the delivery chute of grain header, left top cover 2 and right top cover 3 are sealed on the open top of left threshing bin and right threshing bin, the careless bar 12 that enters upon actuation on feed roll 7 by unthreshed forage, along slope panel 9, carry left by threshing bin and right threshing bin, and then unthreshed forage is pushed to threshing section carry out threshing by entering careless push pedal 8, forage after threshing is delivered to out careless section by left guide plate 15 and right guide plate 16 simultaneously, by impeller 21, the forage after threshing is discharged from grass outlet 20, obtaining grain after threshing will fall in conical hopper 28 after notch board screen banks 22 screens, by screw feeder 30 of delivering grain, grain is pushed to grain outlet 31 again, the grain being leaked down by grain outlet 31 falls into after vibratory sieve 34 further screening again to be received in silo 35, simultaneously sordid for upper strata grain is pushed to secondary threshing carrier pipe 40 place by upper strata screw feeder 38, then carries screw feeder 41 to be delivered in left threshing bin and right threshing bin by secondary threshing to carry out secondary threshing, clean grain is delivered to and receives the outer pack of silo 35 or transhipment by bottom screw feeder 39 simultaneously.
Claims (10)
1. for a threshing system for combine, it is characterized in that: comprise separating mechanism, Shai Liang mechanism and secondary separating mechanism;
Described separating mechanism comprises the thresher shell (1) of cuboid, semicylindrical left top cover (2), semicylindrical right top cover (3), the feeding warehouse (4) of cuboid, columnar left threshing cylinder (5), columnar right threshing cylinder (6) and columnar feed roll (7);
Be provided with central dividing plate (10) along its length in described thresher shell (1), thresher shell (1) is longitudinally divided into left threshing bin and right threshing bin by described central dividing plate (10); Described feeding warehouse (4) is arranged in thresher shell (1), and is positioned at the front side of thresher shell (1); The grass feeding port of described left threshing bin and right threshing bin is positioned at the top of feeding warehouse (4), and all communicates with feeding warehouse (4); The rear side of described thresher shell (1) is provided with the grass outlet (20) communicated with the afterbody of left threshing bin and right threshing bin respectively; Described left threshing cylinder (5) and right threshing cylinder (6) by two longitudinal turning cylinders (19) respectively longitudinal rotating be arranged in left threshing bin and right threshing bin, described longitudinal turning cylinder (19) is stretched out thresher shell (1) one end outward and is provided with longitudinal belt wheel (26); Described left top cover (2) and right top cover (3) are respectively on the movable open top being sealed on left threshing bin and right threshing bin; Described feed roll (7) is arranged in feeding warehouse (4) by lateral rotation axle (27) lateral rotation formula, and described lateral rotation axle (27) is stretched out thresher shell (1) one end outward and is provided with horizontal belt pulley (42);
Described left threshing cylinder (5) and right threshing cylinder (6) are divided into into careless section, threshing section from front to back successively and go out careless section; The careless section of entering of described left threshing cylinder (5) and right threshing cylinder (6) is all positioned at feed roll (7) top, and be provided with on the periphery entering careless section spiral enter careless push pedal (8); The first-class radian of periphery of the threshing section of described left threshing cylinder (5) and right threshing cylinder (6) is detachably provided with at least three threshing pole sockets (17), described threshing pole socket (17) parallels with longitudinal turning cylinder (19), and is provided with at least five threshing bars (18) at threshing pole socket (17) first-class interval vertical; The below of the threshing section of described left threshing cylinder (5) and right threshing cylinder (6) is provided with notch board screen banks (22), and described notch board screen banks (22) is positioned at thresher shell (1); The first-class radian of the periphery going out careless section of described left threshing cylinder (5) and right threshing cylinder (6) is provided with at least two pieces of impeller (21), the axial line of face, place through longitudinal turning cylinder (19) of described impeller (21);
The first-class radian of periphery of described feed roll (7) is detachably installed at least three and is entered careless pole socket (11), described enter careless pole socket (11) parallel with lateral rotation axle (27), and be provided with at least five and enter careless bar (12) entering careless pole socket (11) first-class interval vertical;
Be provided with in described left top cover (2) to enter with left threshing cylinder (5) and careless section enters the consistent left guide plate (15) of careless push pedal (8) hand of spiral; Be provided with in described right top cover (3) to enter with right threshing cylinder (6) and careless section enters the consistent right guide plate (16) of careless push pedal (8) hand of spiral;
Described Shai Liang mechanism comprises conical hopper (28), even number is delivered grain screw feeder (30) and vibratory sieve (34); The funnel mouth of described conical hopper (28) is buckled in the bottom of thresher shell (1), and is positioned at immediately below notch board screen banks (22); The bottom of described conical hopper (28) is longitudinally provided with even number arc groove (29) side by side, described in screw feeder (30) of delivering grain be arranged in corresponding arc groove (29) by bearing (32) rotary type; The spindle nose that described screw feeder of delivering grain (30) stretches out conical hopper (28) side is provided with screw feeder belt pulley (33); The bottom of described conical hopper (28) and the transmission end being positioned at screw feeder of delivering grain (30) is provided with grain outlet (31), described grain outlet (31) and arc groove (29) one_to_one corresponding; Described vibratory sieve (34) is positioned at the below of grain outlet (31);
Described secondary separating mechanism comprises receives silo (35), upper strata screw feeder (38), bottom screw feeder (39), secondary threshing carrier pipe (40) and secondary threshing conveying screw feeder (41); The upper uncovered of described receipts silo (35) is right against vibratory sieve (34); The bottom transverse of described receipts silo (35) is provided with the groove of putting out cereal (37) of arc, and the upper lateral of described receipts silo (35) is provided with the secondary threshing groove (36) of arc; Described upper strata screw feeder (38) lateral rotation formula is arranged in secondary threshing groove (36), and described bottom screw feeder (39) lateral rotation formula is arranged in groove of putting out cereal (37); The transmission end on described upper strata screw feeder (38) docks with the lower end of secondary threshing carrier pipe (40), and the upper end of described secondary threshing carrier pipe (40) and left threshing bin or right threshing bin connect; Described secondary threshing conveying screw feeder (41) rotary type is arranged in secondary threshing carrier pipe (40).
2. the threshing system for combine according to claim 1, is characterized in that: described feeding warehouse (4) is provided with acclivitous slope panel (9) with left threshing bin and right threshing bin connection.
3. the threshing system for combine according to claim 1 and 2, it is characterized in that: the left and right side of described feeding warehouse (4) is provided with the anti-tangle careless sleeve pipe (13) of the charging being set in feed roll (7) two ends, left and right respectively, is matched in clearance between the anti-tangle careless sleeve pipe (13) of described charging and feed roll (7).
4. the threshing system for combine according to claim 1 and 2, it is characterized in that: the front and back sides of described left threshing bin and right threshing bin is equipped with an anti-tangle careless sleeve pipe (14) of threshing, four anti-tangle careless sleeve pipes (14) of threshing respectively correspondence are set in the rear and front end of left threshing cylinder (5) and the rear and front end of right threshing cylinder (6); The anti-tangle careless sleeve pipe (14) of described threshing and be matched in clearance between left threshing cylinder (5) and right threshing cylinder (6).
5. the threshing system for combine according to claim 1 and 2, it is characterized in that: the direction of rotation of described left threshing cylinder (5) and right threshing cylinder (6) is contrary, and the hand of spiral entering careless push pedal (8) on left threshing cylinder (5) and right threshing cylinder (6) is also contrary.
6. the threshing system for combine according to claim 1 and 2, it is characterized in that: the left hand edge of described left top cover (2) is hinged in the left side edge of thresher shell (1), the right hand edge of described right top cover (3) is hinged in the right side edge of thresher shell (1); The right hand edge of described left top cover (2) and the left hand edge of right top cover (3) are equipped with installation fixing hole (25), and described central dividing plate (10) is provided with the screwed hole (24) corresponding with installing fixing hole (25).
7. the threshing system for combine according to claim 1 and 2, it is characterized in that: described notch board screen banks (22) comprises at least two pieces of concave grate docking compositions, and is provided with reinforcement (23) at the joint of adjacent two pieces of concave grates.
8. the threshing system for combine according to claim 1 and 2, is characterized in that: described impeller (21) is right-angled trapezium, and the angular region of going to the bottom of impeller (21) is 30 ° ~ 60 °.
9. the threshing system for combine according to claim 1 and 2, is characterized in that: the hand of spiral of the screw feeder blade of adjacent two screw feeders of delivering grain (30) is contrary, and the rotation direction of screw feeder of delivering grain (30) is also contrary.
10. the threshing system for combine according to claim 1 and 2, it is characterized in that: described vibratory sieve (34) is swing type vibratory sieve, and the swing pivot of vibratory sieve (34) is positioned at the below of grain outlet (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510048094.4A CN104541796B (en) | 2015-01-29 | 2015-01-29 | A kind of threshing system for united reaper |
Applications Claiming Priority (1)
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62282520A (en) * | 1986-05-30 | 1987-12-08 | 井関農機株式会社 | Screw type thresher |
| CN102077744A (en) * | 2009-11-26 | 2011-06-01 | 中国农业机械化科学研究院 | Threshing device and combine harvester having the same |
| JP2012000012A (en) * | 2010-06-14 | 2012-01-05 | Iseki & Co Ltd | Threshing apparatus |
| CN202364591U (en) * | 2011-11-28 | 2012-08-08 | 井关农机株式会社 | Threshing device |
| CN202889992U (en) * | 2012-10-29 | 2013-04-24 | 黄宝玉 | Longitudinal double-axial-flow grain threshing separation device |
| CN204560250U (en) * | 2015-01-29 | 2015-08-19 | 兴化市利源农业装备制造有限公司 | Combine sheller unit |
-
2015
- 2015-01-29 CN CN201510048094.4A patent/CN104541796B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62282520A (en) * | 1986-05-30 | 1987-12-08 | 井関農機株式会社 | Screw type thresher |
| CN102077744A (en) * | 2009-11-26 | 2011-06-01 | 中国农业机械化科学研究院 | Threshing device and combine harvester having the same |
| JP2012000012A (en) * | 2010-06-14 | 2012-01-05 | Iseki & Co Ltd | Threshing apparatus |
| CN202364591U (en) * | 2011-11-28 | 2012-08-08 | 井关农机株式会社 | Threshing device |
| CN202889992U (en) * | 2012-10-29 | 2013-04-24 | 黄宝玉 | Longitudinal double-axial-flow grain threshing separation device |
| CN204560250U (en) * | 2015-01-29 | 2015-08-19 | 兴化市利源农业装备制造有限公司 | Combine sheller unit |
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| CN104541796B (en) | 2016-07-13 |
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