CN106105555B

CN106105555B - A closed straw silage harvesting device

Info

Publication number: CN106105555B
Application number: CN201610508039.3A
Authority: CN
Inventors: 刁培松; 张将; 李腾
Original assignee: Shandong University of Technology
Current assignee: Shandong University of Technology
Priority date: 2016-07-01
Filing date: 2016-07-01
Publication date: 2019-02-05
Anticipated expiration: 2036-07-01
Also published as: CN106105555A

Abstract

The present invention relates to a kind of closed straw ensiling harvesting apparatus, mainly include transmission system, cutting translator unit, crush part, convey and throw part and rack.Transmission system is made of sprocket wheel, belt wheel, chain, V-type band etc.；Cutting translator unit is made of rotor milling cutter, cutter spindle etc.；Crushing part mainly includes band shaft end roller, flail knife etc.；To convey and throw part mainly include auger, throwing device and throws cylinder etc..The device is mounted below corn harvester by two hydraulic cylinders in left and right and connecting rod, ceding of Taiwan harvesting corn fringe, and stalk is completed the work such as to cut off, crush, transmit, dish out and collect through the present apparatus.The present invention is compared with existing straw chopping and returning device, and small, the stalk good crushing effect with consumption power, stalk collects after crushing, the adjustable advantage of the height for the stubble left.

Description

A kind of closed straw ensiling harvesting apparatus

Technical field

The invention belongs to agricultural machinery technological fields, and in particular to a kind of high efficiency, low energy consumption are, it can be achieved that stalk is cut The closed straw ensiling harvesting apparatus of operations such as break, crush, throwing, collecting.

Background technique

Straw ensiling harvest machinery can be divided into suspension type, towed and self-propelled 3 by with power device connection type Kind.And compared with towed, suspension type straw ensiling harvest machinery, self-propelled type straw silage harvester tool has efficiency of crop High, the advantages that turning radius is smaller, cutting performance is good, operation is reliable, cutting efficiency is high.But current self-propelled type straw harvest There is also many problems, such as consumption power are big, stalk crushes of poor quality mechanical chopping and returning device, and it is high to cut stubble.

Summary of the invention

That the purpose of the present invention is to provide a kind of structures is simple, performance is stable, operation quality is high, and can realize that height is adjustable Closed straw ensiling harvesting apparatus.

Technical solution of the present invention are as follows: invent a kind of closed straw ensiling harvesting apparatus, the present apparatus passes through connecting rod and tune Section hydraulic cylinder is mounted on the downside of the ceding of Taiwan, adjusts the upper and lower position that the present apparatus is adjusted in hydraulic cylinder, so that the stalk height for the stubble left is controlled, When power passes to the present apparatus by transmission system, rotor milling cutter first is first by straw cutting, and transfer roller conveyer is by the straw of cutting Stalk conveys backward, and at this moment stalk is crushed and be centrifuged in closed inner cavity by chopper (being made of band shaft end roller and flail knife) It is passed to auger under power, is then conveyed again from auger to throwing device, smashed stalk is finally thrown into straw collecting by throwing device In case.

The closed straw ensiling is received device, including cutting translator unit, is crushed part, conveyed and throw portion Point, transmission system and rack.It is characterized by:

The cutting translator unit is located at front end of rack, comprising: rotor milling cutter, transfer roller conveyer, milling cutter mounting rack and Cutter spindle etc.；Wherein rotor milling cutter is mounted on milling cutter mounting rack, and milling cutter mounting rack is mounted on cutter spindle, triplets, altogether Six groups, each group relative rotation certain angle；Cutter spindle or so is fixed on the rack by two ring flanges.

The grinding device is located at centre of rack, including band shaft end roller and flail knife etc.；Wherein band shaft end roller two End is fixed on the rack by rolling bearing units and bolt, and flail knife is mounted on band shaft end roller by pin, and in spiral distribution.

The conveying and the rear end that part is located at rack is thrown, specifically includes that auger, throws cylinder and throwing device etc.；Its The two axial ends of middle auger are fixed on the rack by rolling bearing units, and a throwing device is equipped on the right axle end of auger, and throwing device is located at In the shield for throwing a lower end, throws cylinder and be bolted in rack.

The hydraulic regulation part is located at the upside of rack, specifically includes that connecting rod and left and right adjusting hydraulic cylinder etc.； Wherein connecting rod and left and right adjusting hydraulic cylinder are arranged at isosceles triangle, and connecting rod and left and right adjusting hydraulic cylinder pass through pin one On the rack, the other end is connected with self propelled harvester ceding of Taiwan lower end for end connection.

The transmission system is mostly installed at the upside and two sides of the present apparatus, including power input belt wheel, V-type band I, in Between belt wheel, V-type belt wheel II, crossover belt wheel, power input shaft, power input belt wheel, chain I, tensioning apparatus, chain wheel I, chain wheel II, Sprocket wheel III, chain II and sprocket wheel IV, wherein power input shaft is located at frame upper end and is mounted on the rack by rolling bearing units, and power is defeated Enter the right end that belt wheel is mounted on power input shaft, crossover belt wheel is mounted on the left end of power input shaft, and through V-type band II in Between belt wheel connect, counter wheel be mounted on crush part in the left axle end with shaft end roller on, in addition, counter wheel also passes through V-type band I is connect with power output belt wheel, and power output belt wheel is mounted on conveying and throws on the left axle end of the auger in part, The band shaft end roller right end crushed in part is equipped with a sprocket wheel III, passes through chain II and the milling cutter being mounted in cutting translator unit Sprocket wheel IV on the right axle end of axis connects, and the left axle end of cutter spindle is equipped with a chain wheel II, by chain I with to be mounted on transfer roller defeated The chain wheel I on device left axle end is sent to be connected, this I upper end of exterior chain is also equipped with a tensioning wheel.

Specific work process of the invention is as follows: the present apparatus is mounted on the downside of corncob and stalk corn harvester cutting bench, when When unit advances, when corn stover is divided into snapping bar by nearside divider, rotor milling cutter first cuts off corn stover, and in tangent line side It skims backward under the action of to power, then be transmitted to closed inner cavity behind by being located at milling rotor flank face transfer roller conveyer In, chopper (being made of band shaft end roller and flail knife) is rotated in closed inner cavity high speed crushes stalk, smashed straw Stalk enters in the auger of the back lower place, is transported it into the throwing device of side by auger, is thrown to using throwing device In straw-collecting device or railway carriage.

The present invention has that structure is simple, performance is stable, operation quality is high, is mounted on corn ears and stems and takes in concurrently under the mechanical ceding of Taiwan Side, upper and lower position is adjustable, and post-job root stubble is very short.

Detailed description of the invention

Fig. 1 is the structure diagram of closed straw ensiling harvesting apparatus.

Fig. 2 is cut-off parts structural schematic diagram.

Fig. 3 is the structural schematic diagram of transfer roller conveyer.

Fig. 4 is the structural schematic diagram for crushing part.

As shown in Fig. 1~4: 1, power output belt wheel；2, V-type band I；3, counter wheel；4, V-type band II；5, crossover band Wheel；6, power input shaft；7, power input belt wheel；8, band shaft end roller；9, flail knife；10, rotor milling cutter；11, chain I；12, it is tensioned Device；13, rack；14, connecting rod；15, cylinder is thrown；16, right side adjusts hydraulic cylinder；17, left side adjusts hydraulic cylinder；18, auger； 19, transfer roller conveyer；20, chain wheel I；21, chain wheel II；22, throwing device；23, sprocket wheel III；24, chain II；25, sprocket wheel IV；26, it mills Cutter shaft；27, milling cutter mounting rack.

Specific embodiment

As shown in figures 1-4: the present apparatus adjusts hydraulic cylinder 16 by connecting rod 14, right side and left side adjusts hydraulic cylinder 17 and consolidates It is scheduled on the downside of corn harvester, hydraulic cylinder 16 is adjusted by right side and left side adjusts the flexible of hydraulic cylinder 17 and realizes the present apparatus Lift adjustment；Power input shaft 6 is mounted in rack 13 by rolling bearing units, and axis right end is equipped with a power input belt wheel 7, a crossover belt wheel 5 is installed in axis left end；It is located at the intermediate position of rack 13 with shaft end roller 8, is fixed by rolling bearing units In rack 13, counter wheel 3 is equipped on the left axle end with shaft end roller 8, counter wheel 3 passes through V-type band II 4 and crossover belt wheel 5 connect, and a sprocket wheel III 23 is equipped on the right axle end with shaft end roller 8, by chain II 24 and are mounted on 26 right end of cutter spindle Upper sprocket wheel IV 25 is connected；Cutter spindle 26 is located at the front end of rack 13, and cutter spindle 26 or so is fixed on machine by two rolling bearing units On frame 13,26 left end of cutter spindle is equipped with a chain wheel II 21, which passes through on the left axle end of chain I 11 and transfer roller conveyer 19 Chain wheel I 20 is connected, and there is a tensioning apparatus 12 in I 11 upper end of chain, and tensioning apparatus 12 is on the upper side between chain wheel I 20 and chain wheel II 21, It is bolted in rack 13, transfer roller conveyer 19 is located at behind cutter spindle 26, and two axial ends are also to be usherd to seat by two Bearing is fixed in rack 13, and auger 18 is located at the back lower place of the present apparatus, and both ends are also to be fixed on machine by two rolling bearing units On frame 13, throwing device 22 is fixed by screws on the right axle end of auger 18, and throwing device 22, which is located at, to be thrown under cylinder 15 in end housing Portion throws cylinder 15 and is bolted in rack 13, and the left axle end of auger 18 is also equipped with a power output belt wheel 1, and passes through V-type band I 2 is connect with counter wheel 4.

When the invention works: the present apparatus is mounted below corn harvester first, is transmitted power by band rotation Onto power input belt wheel 7；When machine advances, stalk is clamped by corn harvester, first by rotor milling cutter 10 by straw Stalk cutting, stalk moves downward under the action of snapping bar, rotor milling cutter 10 continue for stalk to be cut into it is sectional, after cutting Stalk be transported in subsequent closing chamber by subsequent transfer roller conveyer 19, the band high speed of shaft end roller 8 in closing chamber Rotation drives the flail knife 9 of Spiral distribution further to crush stalk, and smashed stalk is thrown below by the effect of its centrifugal force Auger 18 in, smashed stalk is transported to one end of throwing device 22 by auger 18, the throwing device 22 of high-speed rotation by from Mental power function throws stalk in straw-collecting device by throwing cylinder 15, to complete the collection of stalk.

Claims

1. A closed straw silage harvesting device mainly comprises a cutting and conveying part, a pulverizing part, a conveying and throwing part, a transmission system and a frame (13); it is characterized in that:

The cutting and conveying part is installed at the front of the frame (13), and includes a rotor milling cutter (10), a milling cutter shaft (26), a milling cutter mounting frame (27) and a roller conveyor (19), wherein the milling cutter (10) The cutter shaft (26) is mounted on the frame (13) through two bearings with seats on the left and right, the rotor milling cutter (10) is mounted on the milling cutter mounting frame (27), and the milling cutter mounting frame (27) is mounted on the milling cutter shaft (26), there are a total of six groups, which are distributed in a spiral, the roller conveyor (19) is located on the rear side of the milling cutter shaft (26), and the two ends are mounted on the frame (13) through a belt seat bearing;

The pulverizing part is installed in the middle of the frame (13), and includes a roller (8) with a shaft end and a throwing knife (9), wherein both ends of the roller (8) with a shaft end are installed on the frame (13) through bearings with a seat. ), the throwing knife (9) is installed on the roller (8) at the end of the belt shaft through a pin, and is spirally distributed;

The conveying and throwing parts are located at the rear, bottom and right side of the whole machine, including the throwing cylinder (15), the auger (18) and the thrower (22), wherein the two shaft ends of the auger (18) are The bearing with seat and bolts are fixed on the frame (13), the ejector (22) is installed on the right shaft of the auger (18), and is fixed on the auger (18) by screws, and the ejector (22) is located in the shield at the lower end of the throwing cylinder (15), and the throwing cylinder (15) is fixed on the frame (13) by bolts;

The transmission system is mainly installed on the upper side and both sides of the device, including power input pulley (1), V-belt I (2), intermediate pulley (3), V-belt II (4), connecting Axle pulley (5), power input shaft (6), power input pulley (7), chain I (11), tensioning device (12), chain wheel I (20), chain wheel II (21), chain Wheel III (23), chain II (24) and sprocket IV (25), wherein the power input shaft (6) is located at the upper end of the frame (13) and is mounted on the frame (13) through a belt seat bearing, and the power input pulley (7) It is installed on the right end of the power input shaft (6), and the bridge pulley (5) is installed on the left end of the power input shaft (6), and is connected with the intermediate pulley (3) through the V-belt II (4), The intermediate pulley (3) is installed on the left shaft end of the belt shaft end drum (8) in the crushing part, in addition, the intermediate pulley (3) also passes through the V-belt I (2) and the power output pulley (1) Connection, the power output pulley (1) is installed on the left shaft end of the auger (18) in the conveying and throwing part, and a sprocket III (23) is installed on the right end of the shaft end drum (8) in the crushing part. , through the chain II (24) and the sprocket IV (25) installed on the right shaft end of the milling cutter shaft (26) in the cutting and conveying part, and a sprocket is installed on the left shaft end of the milling cutter shaft (26). II (21), which is connected to the sprocket I (20) installed on the left shaft end of the roller conveyor (19) through the chain I (11), and a tensioning device is installed on the upper end of the chain I (11). (12).