CN107864753A

CN107864753A - Maize sheller with feeder

Info

Publication number: CN107864753A
Application number: CN201711351762.6A
Authority: CN
Inventors: 王友芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-12-15
Filing date: 2017-12-15
Publication date: 2018-04-03

Abstract

The invention discloses a kind of maize sheller with feeder, at least it is made up of support, feeder and thresher.Feeder includes feeding cover body and multigroup vibration component, and the vibration component includes in cross bar, Turbogrid plates and vibrating spring batch corn ear input feeder, is deposited in feeding cover body.Adjacent Turbogrid plates parallel arrangement, vibration source drive grid panel vibration, and corn ear changes direction in vibration processes.The corn vertical with Turbogrid plates continues forced vibration, and the corn ear parallel with Turbogrid plates enters thresher.Even if corn ear largely quickly enters feeder, the posture that corn ear enters thresher still can obtain effective adjustment, and feeding efficiency is improved.

Description

Maize sheller with feeder

Technical field

The present invention relates to a kind of maize sheller with feeder, belong to agricultural machinery.

Background technology

Corn Seeds are broken mainly relevant with impulsive force in threshing course, and the impulsive force of suitable size can improve threshing effect Rate, but larger impulsive force may increase breakage.The site of action of impulsive force influences percentage of damage.Because threshing is rotating shaft shape knot Structure, when corn ear is arranged in parallel with grain threshing roller, Threshing is best.When corn ear is arranged vertically with grain threshing roller, Threshing is most Difference.It is therefore desirable to control corn to enter the state of feeder.

《Corn ear feeds the relation research of form and seed damage rate》（University Of Science and Technology Of He'nan's vehicle and dynamic engineering Institute, Lee's heart equality）It has studied the different influences to breakage rate of feed direction.But the feed direction only includes two kinds of corn ear Approach axis, not comprising posture corn ear in itself.

201210231110.X that maize sheller, threshing cylinder top is provided with corn and feeds component, in jade Rice feeds the locating part being additionally provided between component and threshing cylinder for limiting corncob position in threshing course.Limit The state of corn when position part can control hand fed.But if the very low positive feed of the rate of feeding of the device is quickly fed Material, locating part are difficult to play a role.

201521053912.1 disclose a kind of maize sheller feeding adjusting means, and connection is longitudinally rotated in its feeding hopper There are 2 control shafts, two control shaft corresponding surfaces are connected with driving lever, and control outer end is connected with crank.Crank can control corn along two Different directions enters thresing machine.But the direction of the case or uncontrollable corn ear when entering thresing machine.

2016106865061 that maize sheller uses the structure of machinist's fast blanking.It generally comprises pan feeding Case, threshing chamber and the first rotary shaft, the first rotary shaft is between feed box and threshing chamber.First rotary shaft is provided with gear Plate.In quick feeding procedure, baffle plate periodically blocks spout, avoids uneven feeding from causing equipment to be damaged.The case is controllable Rate of feeding processed, uncontrollable feed direction.

201610228854.4 be a kind of shearing maize sheller in axial direction, and it includes feed bin, rolling plate, surge bunker, bottom Seat, rotary feeder.It uses the means of transportation of rolling so that corn ear stacks in order, and is pressed and stacked by rotary feeder Sequentially-fed on the offensive enters threshing in order in maize sheller device.The device can not effectively control the direction of corn ear, feeding Whether one and only one corn ear is also the case yet unresolved issue between blade.

The content of the invention

The present invention proposes a kind of maize sheller with feeder, enters threshing using lattice structure adjustment corn ear Direction in device, ensure that corn ear is arranged in parallel with grain threshing roller.

The technical proposal of the invention is realized in this way：

A kind of maize sheller with feeder, is at least made up of support, feeder and thresher, and the thresher includes de- Grain motor, grain threshing roller, feeding roller, the threshing motor are fixed on the stent outer, and the threshing motor is connected to a transmission repeatedly Axle, the power transmission shaft connect the grain threshing roller and/or feeding roller through a gear train, it is characterised in that the feeder includes feeding Cover body and multigroup vibration component, the vibration component include：

Cross bar, the cross bar are fixed in the feeding cover body, and the cross bar is parallel with the grain threshing roller and/or feeding roller, the horizontal stroke Bar is provided with multiple guide pipes；

Turbogrid plates, the bottom of the Turbogrid plates are provided with multiple leads, and the lead slideably stretches into the guide pipe, adjacent The Turbogrid plates spacing be 4 to 10cm；

Vibration source, the vibration source are fixed on the cross bar, and the output of the vibration source is pivotally connected to the Turbogrid plates；And

One vibrating spring, the vibrating spring are enclosed on the outside of the guide pipe, and one end of the vibrating spring is fixed on the horizontal stroke On bar, the other end withstands on the bottom of the Turbogrid plates.

In this maize sheller with feeder of the present invention, the described Turbogrid plates have at least one guiding Face.

In this maize sheller with feeder of the present invention, the bottom of the feeding cover body is provided with division board, should Division board is covered on the grain threshing roller and positioned at close to the side of the gear train.

In this maize sheller with feeder of the present invention, the gear train is including one group of conical gear and always Roller gear, the power transmission shaft are connected to the feeding roller through the conical gear, and the feeding roller is connected to through the roller gear The grain threshing roller.

In this maize sheller with feeder of the present invention, the maize sheller also includes an eccentric swage, the pressure Glassware includes binder arm, binder axle and binder pipe, and the binder arm is located at the top of the grain threshing roller and feeding roller, the binder axle It is rotatably mounted in the binder arm, the binder pipe is slideably enclosed in the binder axle, and the side wall of the binder pipe connects Connect multiple trapezoidal pressing plates.

In this maize sheller with feeder of the present invention, the maize sheller also includes a loading head, the collection Glassware includes auger and mesh plate, and the mesh plate is fixed on frame bottom, and fraising is rotatably mounted in mesh plate.

Implement this maize sheller with feeder of the present invention, have the advantages that：Batch corn ear is put into In feeder, it is deposited in feeding cover body.Adjacent Turbogrid plates parallel arrangement, vibration source drive grid panel vibration, and corn ear exists Change direction in vibration processes.The corn vertical with Turbogrid plates continues forced vibration, and the corn ear parallel with Turbogrid plates enters de- Grain device.Even if corn ear largely quickly enters feeder, the posture that corn ear enters thresher is still effectively adjusted, and is fed Material efficiency is improved.

Brief description of the drawings

Fig. 1 is the schematic diagram of the feeder of the present invention；

Fig. 2 is the schematic diagram of Fig. 1 other direction；

Fig. 3 is the schematic diagram of the maize sheller with feeder of the present invention；

Fig. 4 is a kind of Fig. 3 sectional view；

Fig. 5 is Fig. 3 another partial sectional view；

Fig. 6 is Fig. 5 partial view, the main presentation part-structure of eccentric swage；

Fig. 7 is the schematic diagram of Fig. 6 other direction；

Fig. 8 is the schematic diagram of Fig. 5 other direction；

Fig. 9 is the partial schematic diagram of Fig. 6 thresher；

Figure 10 is the schematic diagram of Fig. 3 feeding roller.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes.

The related prior art state of feeder：《Corn ear feeds the relation research of form and seed damage rate》（River Southern University of Science and Technology's vehicle and Power Engineering School, Lee's heart equality）It has studied the different influences to breakage rate of feed direction.But should Feed direction only includes two kinds of approach axis of corn ear, not comprising posture corn ear in itself.201210231110.X That maize sheller, threshing cylinder top are provided with corn and feed component, fed in corn between component and threshing cylinder It is additionally provided with the locating part for limiting corncob position in threshing course.Corn when locating part can control hand fed State.But if the very low positive feed of the rate of feeding of the device or quick feeding, locating part are difficult to play a role. 201521053912.1 disclose a kind of maize sheller feeding adjusting means, are longitudinally rotated in its feeding hopper and are connected with 2 controls Axle processed, two control shaft corresponding surfaces are connected with driving lever, and control outer end is connected with crank.Crank can control corn along two different sides To into thresing machine.But the direction of the case or uncontrollable corn ear when entering thresing machine.That of 2016106865061 Maize sheller uses the structure of machinist's fast blanking.It generally comprises feed box, threshing chamber and the first rotary shaft, and first Rotary shaft is between feed box and threshing chamber.First rotary shaft is provided with baffle plate.In quick feeding procedure, baffle plate is periodically Spout is blocked, avoids uneven feeding from causing equipment to be damaged.The case can control rate of feeding, uncontrollable feed direction. 201610228854.4 be a kind of shearing maize sheller in axial direction, and it includes feed bin, rolling plate, surge bunker, base, impeller and fed Glassware.It uses the means of transportation of rolling so that corn ear stacks in order, and is pressed by rotary feeder and stack order on the offensive It is conveyed into threshing in order in maize sheller device.The device can not effectively control the direction of corn ear, between feeding blade Whether one and only one corn ear is also the case yet unresolved issue.Corn Seeds in threshing course it is broken mainly with punching Hit that power is relevant, the impulsive force of suitable size can improve threshing efficiency, but larger impulsive force may increase breakage.The work of impulsive force Percentage of damage is influenceed with position.Because threshing is rotating shaft shape structure, when corn ear is arranged in parallel with grain threshing roller, Threshing is best. When corn ear is arranged vertically with grain threshing roller, Threshing is worst.

The related prior art state of eccentric swage：201510938130.4 that maize sheller with eccentric swage, tool There is a binder axle.Active binder axle nested encryptions have an active nip rolls, the active binder roll on be provided be uniformly arranged it is convex Block.Corn ear is persistently suppressed in the rolling of active binder in rotation process, is kept corn ear to be tightly fitted in and is departed from roller.But if During the cause not of uniform size of corn ear, corn ear may be damaged because press power is excessive, or press power is too small without actual work With.200910263459.X discloses another maize sheller with eccentric swage, is mainly made up of sheller unit.Sheller unit It is made up of thrashing cylinder, pressing plate and baffle plate.Pressing plate is located at curved above thrashing cylinder, and baffle plate is located at the side of thrashing cylinder and pressing plate. Arc threshing bin is formed between thrashing cylinder, pressing plate and baffle plate.Pressing plate is made up of pressing plate, pressure pipe, press strip, stage clip, the top of pressing plate It is provided with elastic device.The case solves the different corn ear in big spillikin footpath by height-adjustable elastic press-plate and fed And the problem of threshing.The pressure of pressing plate is controlled by corn ear, can not active period adjusting corn rod with depart from roller contact Pressure and contact position.

The related prior art state of the feeding roller of thresher：The structure of existing threshing roller group can refer to 201510234368.9 described in the maize sheller waited.Grain threshing roller, which assembles, puts helix, or it includes an independent band spiral shell The feeding roller of spin line.The helix is at least used to drive corn ear to rotate and move forward.201410176378.7 that is reversible The maize sheller of threshing illustrates a kind of variable threshing muscle（Helix）Thrashing cylinder.Threshing muscle includes epimere threshing muscle with Section threshing muscle, epimere threshing muscle and the hypomere threshing muscle hand of spiral are opposite.Change threshing bin by way of changing double-layer rib Highly, realize that corn ear can obtain abundant threshing in the different spaces part of threshing bin.The threshing of this variable helical line Machine roller group can be as the reference of the application.《The single factor analysis of corn seed differential threshing》（University Of Science and Technology Of He'nan's vehicle is with moving Power engineering college, Lee's heart equality）Analyze influence of the various factors to differential sheller unit efficiency.Wherein, the increasing of straight roller rotating speed Add favourable to non-threshing performance within the specific limits, the increase of the straight roller rotating speed of corn while and the increase of seed damage rate.The increasing of feed quantity Adding can make Threshing be deteriorated, non-threshing performance increase.《The development of single roller spiketooth type maize sheller》（Qiqihar University's machine Electrical engineering institute, Wang Fengjuan etc.）And《The structure design of small-sized corn thresher high speed rotor and finite element analysis》（Qingdao section Skill university Electrical and Mechanical Engineering College, Wu Junfei etc.）Deng design threshing apparatus critical component key dimension, and from optimization roller, spike-tooth Deng size start with improve thresher structure.The case can include the application as reference.

The related prior art state of the grain threshing roller of thresher：《Corn combine longitudinal axial flow threshing device and control The design of system》（School of Mechanical Engineering of University Of Ji'nan, a kind of jade etc.）A kind of longitudinal axial flow threshing device is devised, it has single Grain threshing roller, grain threshing roller outside set patterns under short and threshing pawl.The layout of grain threshing roller is simple, and threshing efficiency is low, can not adapt to difference The corn ear of size.《Reducing becomes the design of spacing spiral lamina dentition formula maize sheller and experiment》（Xibei Univ. of Agricultural ＆ Forest Science ＆ Technology's machinery With Institute Of Electrical Engineering, Zhao Wuyun etc.）It is intended to according to threshing difficulty of the corn ear in the iblet in different threshing stages and breakage The cutter tooth form at each position of rate amendment grain threshing roller.Such as from threshing machine inlet to core discharging outlet direction, it is distributed on sheller unit Coronal space width increase, flat board space width reduce, and the diameter of coronal tooth and flat board tooth has increase.《Flexible corn thresing machine Exploitation》（Changchun agricultural machinery research institute, Wang Shulan etc.）It is proposed the mentality of designing of flexible threshing machine.Its main shaft passes through threshing tooth support plate Drive threshing helical teeth, threshing straight-tooth to rotate with driven shaft and rub the de- rod threshing of corn with the hands to squeeze.During threshing, work as threshing tooth During by high resistance, driven shaft can be rotated.Avoid threshing tooth from being obstructed to produce excessive impulsive force and make iblet and jade Rice rod is crushed.The basic ideas of flexible threshing principle are to provide the active force of elasticity, avoid unexpected increased active force damage Corn.

Such as Fig. 1 to 2, feeder 200 includes feeding cover body 210 and multigroup vibration component 220.Feeding cover body 210 is enlarging Shape, portion's opening enters equipment to corn ear 600 from it.Vibration component 220 is arranged side by side, the spacing of adjacent vibration component 220 And the spacing of vibration component 220 and the side wall of feeding cover body 210 is more than the diameter of most corn ear 600 and is less than corn ear 600 Length.The corn ear 600 accumulated in a jumble is located at the top of vibration component 220.The frequent vibration of vibration component 220 causes corn ear 600 change direction.The corn vertical with Turbogrid plates 222 continues forced vibration, and the corn ear 600 parallel with Turbogrid plates 222 enters Thresher 300.Even if corn ear 600 is a large amount of quickly to enter feeder 200, corn ear 600 enters the posture of thresher 300 still So effectively adjusted, feeding efficiency is improved.Preferably, the direction of vibration of adjacent vibration component 220 just differs half The individual cycle.The vibrational state of vibration component 220 is different, when corn ear 600 is pressed on multiple Turbogrid plates 222 simultaneously, this structure It is more beneficial for corn ear 600 and adjusts posture.

In the present invention, vibration component 220 includes cross bar 221, Turbogrid plates 222, vibration source 223 and vibrating spring 224. Cross bar 221 is fixed in feeding cover body 210, and the cross bar 221 is parallel with the grain threshing roller 330 and/or feeding roller 320, the cross bar 221 are provided with multiple guide pipes 225.The bottom of Turbogrid plates 222 is provided with multiple leads 226, and the lead slideably stretches into Guide pipe.Guide pipe can keep Turbogrid plates 222 vertically to vibrate.The spacing of adjacent Turbogrid plates 222 is 4 to 10cm（It is more The diameter of corn ear 600 is counted to the length of corn ear 600）.Vibration source 223 is fixed on cross bar 221, the vibration source 223 it is defeated Go out to be pivotally connected to Turbogrid plates 222.Vibrating spring 224 is enclosed on the outside of guide pipe, and one end of the vibrating spring 224 is fixed on described On cross bar 221, the other end withstands on the bottom of the Turbogrid plates 222.It is more uniform that vibrating spring 224 make it that Turbogrid plates 222 vibrate （Damping action）, and initial pretension is provided.And vibrating spring 224 is tension state in an initial condition, corn ear 600 After accumulation, spring is in less elongation state.When vibration source 223 vibrates, spring periodic elongation and shortening.The structure can prolong Slow spring fatigue, and pressure is excessive when avoiding the vibration source 223 from working.In addition, the 222 have a generally triangular shape structure of Turbogrid plates, tool There are two groups of spigot surfaces 227, corn ear 600 can slide along the spigot surface.The vibration source 223 of the present embodiment can be magnetostriction electricity Machine, the motor with screw rod（Electric pushrod）Etc..

Such as Fig. 1 to 10, thresing machine of the invention mainly includes support 100, feeder 200, thresher 300, eccentric swage 400 And loading head 500.Support 100 is made up of multiple truss, is main support member, and other internals are installed in the branch On frame 100.

Eccentric swage 400 includes binder arm 410, lifting spring 420 and at least one set of binder axle 430, binder pipe 431 and pressure Expect spring 432.Binder arm 410 is located at grain threshing roller 330 and the top of feeding roller 320.Binder arm 410 is inverted T-shaped structure.Binder Arm 410 has a slide-bar 411 and two horizontal bearing portions 412.One end of lifting spring 420 is fixed on feeding cover body 210, The other end is connected to binder arm 410.Lifting spring 420 is compression spring, and it can lift binder arm 410 and its accessory structure.Stop It is opposite when spring effect direction is with work during machine.During shutdown, lifting spring 420 is compressed；During work, the pressure of spring 420 is lifted Contracting amount reduces or negative drawing.If the initial forces of spring are identical with the direction of the active force of corn ear 600, spring can It can be caused to damage by limiting pressure.Specifically, feeding cover body 210 has a supporting plate 211, and the top of supporting plate 211 has There is a sleeve 212.Slide-bar 411 passes through sleeve 212, and sleeve 212 plays guide effect, and guiding binder arm 410 moves.Slide-bar 411 Top there are multiple nuts 413, lifting spring 420 is enclosed on the outside of sleeve, and the both ends of the spring are separately fixed at the He of nut 413 In supporting plate 211.The elemental height of binder arm 410 can be adjusted by nut 413, adapts to various sizes of corn ear 600.This Outside, binder arm 410 is provided with two groups of binder pipes 431, and binder pipe 431 or so is arranged in the both sides of binder arm 410, it is equal to form a kind of stress The state of weighing apparatus.Binder pipe 431 is symmetrical arranged four trapezoidal pressing plates 433, and binder pipe 431 is symmetrical arranged six trapezoidal pressing plates 433.Number The pressure that the trapezoidal pressing plate 433 that mesh does not wait, size is different is formed to corn ear 600 is different, ensures the corn ear 600 of needles of various sizes Can effectively it be suppressed.

Binder axle 430 is rotatably mounted in binder arm 410, and the binder axle 430 is connected to a motor 434.Binder pipe 431 are slideably enclosed in binder axle 430, and the side wall of the binder pipe 431 connects multiple trapezoidal pressing plates 433.Motor driven binder Axle 430 rotates, and binder axle 430 suppresses corn ear 600 with dynamic pressure plate.One end of binder spring 432 is fixed on binder axle 430, The other end is fixed in binder pipe 431.What binder spring 432 and lifting spring 420 caused the application of eccentric swage 400 is a kind of elasticity Press power, further reduce damage to corn ear 600.In the present embodiment, binder axle 430 is provided with two groups of nuts 435, pressure For expects pipe 431 between two groups of nuts 435, binder spring 432 withstands on the inner side of nut 435.Nut 435 adjusts binder spring 432 Pretightning force and binder pipe 431 initial position, adapt to the corn of different sizes and threshing depth.Binder pipe 431 has one to prolong Extending portion 436, binder spring 432 are located in the extension 436.Binder spring 432 is protected in extension 436, avoids corn Fragment is stuck in gapping of spring.

In the present invention, the height of feeding roller 320 is less than grain threshing roller 330, two pairs of feeding rollers 320 and grain threshing roller 330 formed with Groove structure, corn ear 600 is in the inner.Corn ear 600 moves along feeding roller 320, and grain threshing roller 330 peels iblet off.Most Under good state, corn is located on feeding roller 320 and is in close contact grain threshing roller 330.Trapezoidal pressing plate 433 has long side and short side, long Side is located at the close feeding roller 320 of trapezoidal pressing plate 433, short side close to the close grain threshing roller 330 of the trapezoidal pressing plate 433 one Side.The bottom of trapezoidal pressing plate 433 is hypotenuse, and the hypotenuse forms a sensing grain threshing roller 330 to corn ear 600 and feeding roller 320 is pressed Power, ensure that corn ear 600 is movably in close contact grain threshing roller 330 simultaneously along feeding roller 320.The pressure gradually changes, corn ear It is compressed in grain threshing roller 330 to 600 gradual changes, threshing efficiency is further improved.Under less press power, large-diameter portion position Iblet deviate from.When press power gradually increases, the iblet at path position is deviate from, and avoids constant press power from squeezing bad beautiful Rice rod 600, percentage of damage is minimized.

Thresher 300 includes threshing motor 310, feeding roller 320, flexible threshing roller 330 and soft readjustment component 340. Threshing motor 310 is fixed on the outside of support 100, and the threshing motor 310 is connected to a power transmission shaft 360 repeatedly.Power transmission shaft 360 is through a tooth Wheel group 370 connects feeding roller 320.In the present embodiment, gear train 370 includes one group of conical gear 371 and one group of roller gear 372.Power transmission shaft 360 is connected to feeding roller 320 through the conical gear 371, and feeding roller 320 is connected to de- through the roller gear 372 Grain roller 330.In this embodiment, grain threshing roller 330 and feeding roller 320 is oppositely oriented, reaches the purpose of differential threshing.Another In feasible scheme, the gear drive of grain threshing roller and feeding roller 320 through a chain and the number of teeth not etc., differential threshing also can reach Purpose.To avoid gear train 370 from being blocked by maize pulp, the bottom of feeding cover body 210 is provided with division board 213, and the division board 213 covers Cover on grain threshing roller 330 and positioned at close to the side of gear train 370.

Soft readjustment component 340 provide a flexible active force, auxiliary improve thresher 300 transmit corn ear 600 when by Power state, avoid unexpected increased active force damage corn.It includes crossbeam 341, connecting rod 342, the first swing arm 343, second pendulum Arm 344 and regulation spring 345.The middle part of first swing arm 343 and the second swing arm 344 is hinged on crossbeam 341.First pendulum The upper end of arm 343 is hinged to the grain threshing roller 330 of one of them, and the bottom of first swing arm 343 is enclosed on connecting rod 342.The The upper end of two swing arms 344 is hinged to another grain threshing roller 330, in the bottom articulated linkage 342 of second swing arm 344. First swing arm 343 and the second swing arm 344 form a pair of leverages adjusted in opposite directions.The adjacent stress of feeding roller 320 is to both sides During opening, the end portion of swing arm is close to each other.Regulation spring 345 is enclosed on connecting rod 342, the both ends point of the regulation spring 345 The bottom of the first swing arm 343 and the second swing arm 344 is not pressed in.If corn ear 600 is caught between adjacent feeding roller 320 In gap, the end portion of swing arm is close to each other and extrusion spring, while avoids equipment from smashing small size corn ear 600.It is caught in After object takes out or disappeared, regulation spring 345 promotes feeding roller 320 to return to initial position through swing arm.It is anticipated that, two feedings Helix between roller 320 stretches out, and corn ear 600 can be under the guiding of helix between surprisingly squeezing into feeding roller 320 Discharge.Preferably, the outside of connecting rod 342 is provided with is enclosed on the outside of regulation spring 345 with sleeve 346, the sleeve.The structure can be kept away Exempt from regulation spring 345 to be blocked by maize pulp.

Feeding roller 320 is by 321, threshing sections 322 of entrance, secondary threshing section 323 and 324 groups of threshing section three times Into.Entrance 321 has reverse acting spiral groove 325, and one time threshing section 322 has the first helicla flute 326, and secondary threshing section 323 has There is the second helicla flute 327, threshing section 324 has the 3rd helicla flute 328 three times.The helical pitch of reverse acting spiral groove 325 and the first spiral Groove 326 is identical but rotation direction is opposite with the first helicla flute 326.The complete structure of corn ear 600 is closely knit, and first threshing difficulty is big, needs Want the impact threshing of long period.When the short pitch helix of threshing section 322 can extend the delay of corn ear 600 here Between, the reverse acting spiral line of entrance 321 also can reach this purpose.First helicla flute 326 tends to corn ear 600 being moved to outlet Place, reverse acting spiral groove 325 tend to reversely drive corn ear 600 to the root of feeding roller 320.The helical pitch of second helicla flute 327 It is four times of the first helicla flute 326 and rotation direction is identical with the first helicla flute 326, the pitch and rotation direction of the 3rd helicla flute 328 are equal It is identical with the second helicla flute 327.After the partial kernels of corn ear 600 are divested, remaining iblet is easier to be peeled off.Two The long pitch structure of secondary threshing section 323 can accelerate the translational speed of corn ear 600, improve threshing efficiency.In 3rd helicla flute 328 Provided with multiple spike-tooths 329, the upper surface of the spike-tooth 329 is higher than the upper surface of the feeding roller 320.Threshing section 324 three times Spiral groove depth is big, and its spike-tooth 329 forms an occlusion structure with bottom portion of groove, is advantageous to peel off the corn out of the ordinary for being difficult to peel off Grain.

Surveyed according to sample, the diameter of feeding roller 320 of the invention is about 10 to 20cm.Reverse acting spiral groove 325, the first spiral Groove 326, the second helicla flute 327 are dual-thread helix.3rd helicla flute 328 is single thread helix.The length of entrance 321 Spend for 10cm, the length of a threshing section 322 is 20cm, and the length of secondary threshing section 323 is 60cm, three times threshing section 324 Length is 60cm.The facewidth of reverse acting spiral groove 325 is 2cm, and the facewidth of the first helicla flute 326 is 2cm, the second helicla flute 327 The facewidth is 8cm, the facewidth of the 3rd helicla flute 328 is 8cm.The helical pitch of reverse acting spiral groove 325 is 5cm, and the first helicla flute 326 is led Journey is 5cm, the helical pitch of the second helicla flute 327 is 29cm, the helical pitch of the 3rd helicla flute 328 is 12cm.Dimensions above allows certain Measurement error.

The flexible threshing roller 330 of the present invention, it is made up of mandrel 331, set axle 332 and elastic shaft 333.Mandrel 331 is fixed In the set axle 332, the set axle 332 is fixed in the elastic shaft 333.The flexible threshing roller 330 uses sandwich construction, internal layer Mandrel 331 can keep the bulk strength of grain threshing roller 330, avoid bending during work.Set axle 332 includes the He of multiple protruding portion 334 Arcwall 335 for connecting the protuberance 334 forms.Middle set axle 332 is prismatic structure, and protuberance 334 stretches into bullet In property axle 333.The lateral wall of mandrel 331 is fitted in the inner side of arcwall 335, and the inner side of elastic shaft 333 has multiple recessed grooves 336, protuberance 334 is located in the recessed groove 336, and the outside of the elastic shaft 333 has multiple threshing tooths 337.Due to threshing tooth 337 inside are rigid protuberance 334, and the bulk strength of grain threshing roller 330 is guaranteed.When grain threshing roller 330 rotates, protuberance 334 provide tangential impulsive force, ensure that iblet is cut.In the present invention, mandrel 331 and set axle 332 are by carbon structural steels Or No. 45 steel are made.Elastic shaft 333 is made up of isoprene rubber and/or neoprene.Elastic shaft 333 is made of rubber, threshing Tooth 337 be obstructed produce it is excessive when, partial deformation can occur for the cutting edge of threshing tooth 337, avoid impulsive force from making iblet and corn ear 600 It is pulverized.

Part threshing tooth 337 is located at the outside of protuberance 334, branch of the part threshing tooth 337 by rigid tab 334 The effect of holding, intensity is higher, is advantageous to threshing.Part threshing tooth 337 is located at the outside of arcwall 335, and this part threshing tooth 337 can Certain deformation is born, avoids damage to iblet.Preferably, threshing tooth 337 is justified by the protrusion circular arc 338 and depression being connected with each other Arc 339 forms, and the center of curvature of the protrusion circular arc 338 is located at the inner side of elastic shaft 333.Prominent circular arc 338 is smooth introducing Cambered surface, be advantageous to iblet and enter in the cutting edge of threshing tooth 337.The center of curvature of depression circular arc 339 is located at the outer of elastic shaft 333 Side, depression circular arc 339 are hook arrangement.The protrusion circular arc 338 intersects with the lateral surface of elastic shaft 333 forms an obtuse angle, and this is recessed Falling into circular arc 339, with the lateral surface of elastic shaft 333 to intersect structure in an acute angle.It is appreciated that on the direction of rotation of grain threshing roller 330, Prominent circular arc 338 is more forward.

Loading head 500 is the accessory structure of the present invention, and it, which is used to concentrate the iblet of thresher 300 everywhere, stores and put Go out.Loading head 500 includes auger 510 and mesh plate 520.The mesh plate 520 is fixed on the bottom of support 100, and fraising is rotationally It is fixed in mesh plate 520, motor driven auger 510 stores iblet.Fine grain dust is from mesh plate 520.

The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.

Claims

1. a kind of maize sheller with feeder, is at least made up of support, feeder and thresher, the thresher includes Threshing motor, grain threshing roller, feeding roller, the threshing motor are fixed on the stent outer, and the threshing motor is connected to a biography repeatedly Moving axis, the power transmission shaft connect the grain threshing roller and/or feeding roller through a gear train, it is characterised in that the feeder includes feeding Material cover body and multigroup vibration component, the vibration component include：

2. the maize sheller according to claim 1 with feeder, it is characterised in that the described Turbogrid plates have at least The spigot surface of one.

3. the maize sheller according to claim 1 with feeder, it is characterised in that the bottom of the feeding cover body is set There is division board, the division board is covered on the grain threshing roller and positioned at close to the side of the gear train.

4. the maize sheller according to claim 3 with feeder, it is characterised in that the gear train includes one group of circle Bevel gear and always roller gear, the power transmission shaft are connected to the feeding roller through the conical gear, and the feeding roller is through the circle Stud wheel is connected to the grain threshing roller.

5. the maize sheller with feeder according to Claims 1-4 any one, it is characterised in that the corn takes off Grain machine also includes an eccentric swage, and the eccentric swage includes binder arm, binder axle and binder pipe, and the binder arm is located at the threshing At the top of roller and feeding roller, the binder axle is rotatably mounted in the binder arm, and the binder pipe is slideably enclosed on the pressure Expect in axle, the side wall of the binder pipe connects multiple trapezoidal pressing plates.

6. the maize sheller with feeder according to Claims 1-4 any one, it is characterised in that the corn takes off Grain machine also includes a loading head, and the loading head includes auger and mesh plate, and the mesh plate is fixed on frame bottom, and fraising is rotatable Ground is fixed in mesh plate.