CN106942364A - A kind of small-sized corn teds screening machinery - Google Patents

Abstract

Screening machinery is tedded the invention discloses a kind of small-sized corn, sorting mechanism and upset cleaning agency are shaken using being set up on the basis of grain tedding machine, and the connection of vibrations sorting mechanism and upset cleaning agency respectively with drive mechanism is realized using switching mechanism is connected, when drive mechanism is connected by switching mechanism with vibrations sorting mechanism, drive mechanism drives vibrations sorting mechanism to carry out rotation feeding and screening；When drive mechanism is connected by connecting switching mechanism with upset cleaning agency, drive mechanism drives upset cleaning agency to carry out the cleaning to shaking sorting mechanism, realize during cereal is tedded, Automatic sieve selects the debris in cereal, and carries out automatic cleaning to debris.

Description

A kind of small-sized corn teds screening machinery

Technical field

The present invention relates to technical field of agricultural machinery, specially a kind of small-sized corn teds screening machinery.

Background technology

Cereal is after harvesting, and will carry out drying could be stored, in order to ensure the quality of cereal after drying, and is drying During be required for stirring cereal, draw ditch；All it is that crown burning sun is carried out manually with wooden rake when current rural area dries cereal Ted, the working range of wooden rake is small and quality is laid particular stress on, the labor intensity manually tedded is big, efficiency is low, therefore in the market is badly in need of one The machine of cereal can be tedded automatically by planting, to mitigate the work of peasant.

Also, crops are in harvesting process, because harvesting machine, the factor such as crop maturity degree causes cereal to contain a lot Impurity, such as soil block, stone, stalk, cereal shell etc. influences the grade of cereal, and peasant is needed to cereal behind harvest crops Removal of impurities again is carried out, wastes time and energy and efficiency is low.

In Patent No. CN105815442A Chinese patent, a kind of grain tedding machine is disclosed, can be turned over automatically The function of shining, walk, realizes automation；Realize from batch turning, ted integration, scissor-type resilience component to ted function Self-aligning, cereal is able to stirring largely, accelerates the speed tedded, improves the quality tedded, but it is only Cereal can only only be tedded, it is impossible to filter out the soil block in cereal, stone, stalk, the debris such as cereal shell.

The content of the invention

For problem above, screening machinery is tedded the invention provides a kind of small-sized corn, using in grain tedding machine On the basis of set up vibrations sorting mechanism, and vibrations sorting mechanism be connected with drive mechanism, is tedded in small-sized corn and screen mechanical Move ahead during tedding cereal, drive vibrations sorting mechanism Automatic sieve to select the debris in cereal by drive mechanism.

To achieve the above object, the present invention provides following technical scheme：

A kind of small-sized corn ted screening machinery, including frame, drive mechanism, connect switching mechanism, ted mechanism, vibrations Some rubber wheels are provided with below sorting mechanism and upset cleaning agency, the frame；

The drive mechanism, which is arranged to be fixedly connected below the front side of frame, the rear side of the drive mechanism, is provided with the company Connect switching mechanism；

The end of the connection switching mechanism is fixedly installed on the top of frame, be provided with below it is described ted mechanism, And the connection switching mechanism is connected by way of meshed transmission gear with the drive mechanism；

It is described to ted the front side that mechanism is located at the vibrations sorting mechanism, and this teds the upper end of mechanism and the frame Front end be fixedly connected；

The vibrations sorting mechanism is fixedly installed on the lower section of frame, and the side that the vibrations sorting mechanism passes through belt transmission Formula and the connection switching mechanism connection；

When the drive mechanism is connected by connecting switching mechanism with the vibrations sorting mechanism, the drive mechanism drives The vibrations sorting mechanism carries out feeding and screening.

As improvement, the drive mechanism includes walking tractor group and driving gear and connecting shaft, the active Gear is arranged at the rear end of walking tractor group, and it is connected by the connecting shaft with the walking tractor group, and should Driving gear is rotated by walking tractor group driving.

As improvement, the connection switching mechanism include support, the first driven gear, the second driven gear, first rotating shaft, Second rotating shaft, the first belt pulley, the second belt pulley and shift fork, the front end of the support are fixed with the walking tractor group Connection, its end is fixedly connected with the upper end of the frame；

First driven gear and the second driven gear are symmetricly set in the two ends of the driving gear, described first from Moving gear is sheathed in the first rotating shaft, and it can be slided along the first rotating shaft, and second driven gear is sheathed on described In second rotating shaft, and it can be slided along second rotating shaft；

The first rotating shaft symmetrically rotates the both sides for being arranged at the support with the second rotating shaft, and the first rotating shaft stretches out institute The one end for stating support is fixedly connected with first belt pulley, and one end that the support is stretched out in second rotating shaft is fixedly connected with Second belt pulley；

First belt pulley is connected by belt transmissioning mode with the vibrations sorting mechanism；

The front end of the shift fork is that U-shaped is set, its front end through the support respectively with first driven gear and the Two driven gears are connected, and the first driven gear described in the fork controls is nibbled with the driving gear respectively with the second driven gear Conjunction is driven, when first driven gear is engaged with driving gear, and the drive mechanism drives vibrations sorting mechanism operating.

As improvement, described to ted mechanism including link and ted tooth harrow, the link is fixedly installed on the machine The front end of frame, along its length on be provided with slot；

Described to ted the front end that tooth harrow is inserted in the link, its upper end back is provided with and the slot corresponding matching Slotting roller, and this ted the bottom of tooth harrow be comb teeth-shaped set；

The quick combination of the slot and slotting roller, can make to ted tooth harrow and quickly removed and installed.

As improvement, the vibrations sorting mechanism includes rotation take-off assembly, vibrations screening component and connecting rod, the rotation Turn the lower section that take-off assembly is fixedly installed on frame with vibrations screening component, and the rotation take-off assembly is arranged at the vibrations The front side of component is screened, the rotation take-off assembly connects first belt pulley by belt transmissioning mode；

The connecting rod is symmetricly set in the both sides of the rotation take-off assembly, and its one end is rotated with the rotation take-off assembly Kidney-shaped chute is provided with connection, its other end, the two ends of the vibrations screening component are slideably positioned in the kidney-shaped chute；

The rotation take-off assembly drives the vibrations screening component to operate by the connecting rod, reduces the number of drive mechanism Amount, makes the mechanism of machinery compacter.

As improvement, the rotation take-off assembly includes rotary shaft, some turning arms, some feeding storehouses and rotating belt Wheel, the two ends of the rotary shaft, which are rotated, to be arranged in the frame, and its two ends is symmetrically arranged with the rotatable pulley, and wherein One end rotatable pulley is connected with first belt pulley by belt transmissioning mode；

One end of the rotatable pulley and the connecting rod is hinged；

The two ends of the turning arm are fixedly installed in the rotary shaft, and it is equidistant into circumference along the circumference of the rotary shaft Arrangement, the feeding storehouse and the turning arm, which are corresponded, to be set, and the two ends in the feeding storehouse are hinged and are arranged at the turning arm On, when turning arm is rotated to minimum point with rotary shaft, feeding storehouse scraping material.

As improvement, the turning arm includes the symmetrically arranged swing arm in both sides and the connection for connecting both sides swing arm Arm, one end of the swing arm is fixedly connected with the rotary shaft, and its other end is rotated with the feeding storehouse and is connected；

The linking arm is located at the side in feeding storehouse, and array has some spinning reduction springs, the rotation along its length Back-moving spring carries out elastic reset to the feeding storehouse.

As improvement, the vibrations screening component includes fixed material frame and screening base plate, the top of the fixed material frame It is fixedly connected with the frame, its underpart is set for U-shaped opening；

The two ends of the screening base plate are slideably positioned in described solid through the chute on the fixed material frame bottom two side Determine in material frame, some screen holes are evenly distributed with the screening base plate, and the front end of the screening base plate is slideably positioned in the waist In shape chute.

As improvement, also including the upset cleaning agency positioned at the vibrations sorting mechanism rear end, the upset scavenging machine Structure is fixedly installed on the lower section of frame, and it connects second belt pulley by way of belt transmission；

When the drive mechanism is connected by connecting switching mechanism with the upset cleaning agency, second driven gear Engaged with driving gear, the drive mechanism drives the upset cleaning agency to the in-house residual impurity of the vibrations screening Cleaned.

As improvement, the upset cleaning agency includes trip shaft, rigid shrouding, flexible cleaning board and upset belt Wheel, the two ends of the trip shaft, which are rotated, to be arranged in frame, and its two ends is symmetrically arranged with the upset belt pulley, and wherein one end Upset belt pulley be connected by way of belt is transmitted with second belt pulley；

One end of the rigid shrouding is fixedly connected with the trip shaft, and the rigid shrouding is located at the vibrations sorting mechanism Rear end, its to it is described vibrations sorting mechanism open rearward end at block, be provided with balancing weight on the rigid shrouding；

The flexible cleaning board is located at the lower section of the balancing weight, and its two ends is connected with the bottom of the rigid shrouding, and With the rigid shrouding relative slide can occur for the flexible cleaning board；

Upset back-moving spring is provided between the flexible cleaning board and the rigid shrouding, the upset back-moving spring is to institute State flexible cleaning board and carry out elastic reset.

The beneficial effects of the present invention are：

(1) the more traditional grain tedding machine of the present invention, is additionally arranged vibrations sorting mechanism, utilizes the rotation shaken in sorting mechanism Turn take-off assembly to extract the cereal tedded, and the cereal of extraction is got rid of by way of centrifugal rotation into vibrations screening group In part, vibrations screening component is driven, Automatic sieve is selected in cereal by connecting rod connection rotation take-off assembly by rotation take-off assembly Impurity；

(2) the more traditional grain tedding machine of the present invention, is also provided with upset cleaning agency in the rear end of vibrations sorting mechanism, Using the characteristic for connecting switching mechanism energy left and right switching-driving device drive different institutions, vibrations sorting mechanism is set to complete to screen After work, drive mechanism is switched to and is connected with upset cleaning agency, drive upset cleaning agency to clean vibrations sorting mechanism sieve The impurity selected, realizes the effect of automatic cleaning impurity；

(3) present invention, by connecting switching mechanism, makes reciprocating sieve when setting vibrations sorting mechanism with upset cleaning agency Select mechanism and upset cleaning agency to be connected with drive mechanism, share a drive mechanism, and utilization is connected in switching mechanism Shift fork or so stirs the meshing relation between the first driven gear and the second driven gear and driving gear, realizes drive mechanism What is be connected between vibrations sorting mechanism and upset cleaning agency is switched fast；

(4) take-off assembly dextrorotation is rotated using the first belt pulley when setting rotation take-off assembly in the present invention Turn, the feeding storehouse pocket in rotation take-off assembly is taken after cereal, is screened with rotary shaft rotary course, being rotated in feeding storehouse to vibrations When module position topples over cereal, the spinning reduction spring on linking arm launches the feeding storehouse of conflict, makes the cereal in feeding storehouse An ejection force is obtained while the centrifugal force of rotary shaft is obtained, the cereal in feeding storehouse can be made to be entered as far as possible by projectile Enter in vibrations screening component；

(5) present invention is when setting vibrations screening component, using connecting rod by the screening base plate shaken in screening component with turning over Turn the upset belt pulley connection in take-off assembly, during upset belt pulley upset, connecting rod drives screening base plate back and forth to transport Dynamic, opposed cereal thereon carries out vibrations screening, realizes rotation take-off assembly feeding simultaneously, vibrations screening component synchronization sieve Choosing, and an actuating unit is shared, save power；

(6) present invention secures balancing weight on rigid shrouding, utilizes the weight of balancing weight when setting upset cleaning agency Amount, makes upset cleaning component to be returned to initial position after shutting down, all the time and fixing in vibrations screening component is expected The opening of frame is blocked, it is to avoid cereal is spilt at the rear openings of fixed material frame；

(7) present invention is when setting upset cleaning agency, in the flexible cleaning board of bottom connect setting of rigid shrouding, profit The characteristics of relative slide can occurring with rigid shrouding with flexible cleaning board, in rigid shrouding switching process, flexible cleaning board by It is thrown out of in the effect of centrifugal force and screens contacts baseplate, cleans the impurity on screening base plate, meanwhile, clean component in upset and stop After only working, the upset back-moving spring between flexible cleaning board and rigid shrouding carries out elastic reset to flexible cleaning board, makes it Return to initial position；

In summary, the present invention has practicality height, high degree of automation, reduces work degree, effectively improves work effect The features such as rate, the cereal that is particularly suitable for use in is tedded and screening field.

Brief description of the drawings

Fig. 1 is positive structure diagram of the present invention；

Fig. 2 is isometric side structure schematic diagram of the invention；

Fig. 3 is partial structural diagram of the present invention；

Fig. 4 is present invention switching bindiny mechanism structural representation；

Fig. 5 teds mechanism structural representation for the present invention；

Fig. 6 teds mechanism attachment structure schematic diagram for the present invention；

Fig. 7 is present invention vibrations sorting mechanism attachment structure schematic diagram；

Fig. 8 is present invention vibrations sorting mechanism assembly structure diagram；

Fig. 9 is present invention rotation take-off assembly structural representation；

Figure 10 is structure enlarged diagram at A in Fig. 9；

Figure 11 is present invention vibrations screening assembly connecting structure schematic diagram；

Figure 12 screens the assembly structure diagram of component for present invention vibrations；

Figure 13 overturns the attachment structure schematic diagram of cleaning agency for the present invention；

Figure 14 overturns the assembly structure diagram of cleaning agency for the present invention；

Figure 15 is structure enlarged diagram at B in Figure 14.

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 is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.

In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time The orientation or position relationship of the instruction such as pin ", " counterclockwise " are, based on orientation shown in the drawings or position relationship, to be for only for ease of The description present invention and simplified description, rather than indicate or imply that the equipment or element of meaning must have specific orientation, Yi Te Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.

In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include one or more this feature.In the description of the invention, " multiple " are meant that two or more, Unless otherwise specifically defined.

Embodiment 1：

As shown in figure 1, a kind of small-sized corn ted screening machinery, including frame 1, drive mechanism 2, connection switching mechanism 3, Mechanism 4 and vibrations sorting mechanism 5 are tedded, the lower section of the frame 1 is provided with some rubber wheels；

The drive mechanism 2 is arranged at the front side of frame 1, and setting has been fixedly connected below the rear side of the drive mechanism 2 State connection switching mechanism 3；

The end of the connection switching mechanism 3 is fixedly installed on the top of frame 1, is provided with described teds mechanism below 4, and the connection switching mechanism 3 is connected by way of meshed transmission gear with the drive mechanism 2；

It is described to ted the front side that mechanism 4 is located at the vibrations sorting mechanism 5, and this ted the upper end of mechanism 4 with it is described The front end of frame 1 is fixedly connected；

The vibrations sorting mechanism 5 is fixedly installed on the lower section of frame 1, and the vibrations sorting mechanism 5 passes through belt transmission Mode is connected with the connection switching mechanism 3, and the drive mechanism 2 drives the vibrations sorting mechanism 5 to carry out feeding and screening.

It should be noted that the mechanism 4 that teds is tedded to cereal, and during tedding, the vibrations screening Mechanism 5 is driven by the drive mechanism 2, and the cereal tedded is screened, and filters out the large granular impurity in cereal.

As shown in Figure 2 and Figure 3, as one kind preferred embodiment, the drive mechanism 2 includes walking tractor group 21 are arranged at the rear end of walking tractor group 21 with driving gear 22 and connecting shaft 23, the driving gear 22, and it passes through The connecting shaft 23 is connected with the walking tractor group 21, and the driving gear 22 is driven by the walking tractor group 21 It is dynamic to be rotated.

What deserves to be explained is, the walking tractor group 21 drive whole small-sized corn ted screening machinery move ahead it is same When, the walking tractor group 21 is simultaneously the vibrations sorting mechanism 5 raising power by connecting switching mechanism 3.

As shown in figure 4, as a kind of improved technical scheme, it is driven that the connection switching mechanism 3 includes support 31, first Gear 32, the second driven gear 33, first rotating shaft 34, the second rotating shaft 35, the first belt pulley 36, the second belt pulley 37 and shift fork 38, the front end of the support 31 is fixedly connected with the walking tractor group 21, and its end and the upper end of the frame 1 are fixed Connection；

The driven gear 33 of first driven gear 32 and second is symmetricly set in the two ends of the driving gear 22, described First driven gear 32 is sheathed in the first rotating shaft 34, and it can be slided along the first rotating shaft 34, second driven tooth Wheel 33 is sheathed in second rotating shaft 35, and it can be slided along second rotating shaft 35；

The rotating shaft 35 of first rotating shaft 34 and second symmetrically rotates the both sides for being arranged at the support 31, the first rotating shaft 34 one end for stretching out the support 31 are fixedly connected with first belt pulley 36, and the support 31 is stretched out in second rotating shaft 35 One end be fixedly connected with second belt pulley 37；

First belt pulley 36 is connected by belt transmissioning mode with the vibrations sorting mechanism 5；

The front end of the shift fork 38 be U-shaped set, its front end through the support 31 respectively with first driven gear 32 are connected with the second driven gear 33, and the shift fork 38 control the driven gear 33 of the first driven gear 32 and second respectively with The engagement of driving gear 22 is driven.

Need to illustrate, the connection switching mechanism 3 can be stirred by shift fork 38 first driven gear 32 with Driving gear 22 is engaged, and is further rotated by driving gear 22 and is driven the first belt pulley 36 to rotate, and then realizes drive mechanism 2 Vibrations sorting mechanism 5 is driven to operate, can also be when without using vibrations sorting mechanism 5, by shift fork 38 by the first driven gear 32 groups from.

As shown in figs. 5 and 6, as one kind preferred embodiment, it is described to ted mechanism 4 including link 41 with tedding Tooth harrow 42, the link 41 is fixedly installed on the front end of the frame 1, along its length on be provided with slot 411；

Described to ted the front end that tooth harrow 42 is inserted in the link 41, its upper end back is provided with and the slot 411 The slotting roller 421 of corresponding matching, and it is comb teeth-shaped setting that this, which teds the bottom of tooth harrow 42,.

Further illustrate, the tooth harrow 42 that teds is used to ted cereal, while the slot of fast disassembly type is with inserting The combination of roller, can will ted the quickly dismounting of tooth harrow 42, changes the besom of flexibility, use when carrying out the collection of cereal In cereal mechanical sweeper.

As illustrated in figs. 7 and 8, as a kind of improved technical scheme, the vibrations sorting mechanism 5 includes rotation feeding group Part 51, vibrations screening component 52 and connecting rod 53, the rotation take-off assembly 51 are fixedly installed on vibrations screening component 52 The lower section of frame 1, and the rotation take-off assembly 51 is arranged at the front side of the vibrations screening component 52, the rotation take-off assembly 51 connect first belt pulley 36 by belt transmissioning mode；

The connecting rod 53 is symmetricly set in the both sides of the rotation take-off assembly 51, its one end and the rotation take-off assembly Kidney-shaped chute 531 is provided with 51 rotation connections, its other end, the two ends of the vibrations screening component 52 are slideably positioned in the waist In shape chute 531；

The rotation take-off assembly 51 drives the vibrations screening component 52 to operate by the connecting rod 53.

Need to illustrate, the rotation take-off assembly 51 drives progress to turn clockwise feeding by drive mechanism 2 While, the operating of vibrations screening component 52 is also driven by connecting rod 53.

As shown in figure 9, as a kind of improved technical scheme, the rotation take-off assembly 51 includes rotary shaft 511, some Turning arm 512, some feeding storehouses 513 and rotatable pulley 514, the two ends of the rotary shaft 511, which are rotated, is arranged at the machine On frame 1, its two ends is symmetrically arranged with the rotatable pulley 514, and wherein one end rotatable pulley and first belt pulley 36 are connected by belt transmissioning mode；

One end of the rotatable pulley 514 and the connecting rod 53 is hinged；

The two ends of the turning arm 512 are fixedly installed in the rotary shaft 511, and its circumference along the rotary shaft 511 Into circumference equidistant arrangement, the feeding storehouse 513 corresponds with the turning arm 512 and set, and the two ends hinge in the feeding storehouse 513 Connect and be arranged on the turning arm 512.

As shown in Figure 10, further, the turning arm 512 includes the symmetrically arranged swing arm 5121 in both sides and for even The linking arm 5122 of both sides swing arm 5121 is connect, one end of the swing arm 5121 is fixedly connected with the rotary shaft 511, its other end Rotate and be connected with the feeding storehouse 513；

The linking arm 5122 is located at the side in feeding storehouse 513, and array has some spinning reduction springs along its length 5123,5123 pairs of spinning reduction spring feeding storehouse 513 carries out elastic reset.

What deserves to be explained is, the feeding storehouse 513 with rotary shaft 511 during feeding is rotated, the up time of feeding storehouse 513 Pin rotates, and when rotating through extreme higher position, feeding storehouse 513 gradually starts to support with the spinning reduction spring 5123 on linking arm 5122 Touch, with the progressively decline in feeding storehouse 513, the pressure that spinning reduction spring 5123 is subject to is incrementally increased, when feeding storehouse 513 is reached During vibrations screening 52 position of component, start to reduce because spinning reduction spring 5123 is under pressure, spinning reduction spring 5123 will The feeding storehouse 513 is ejected, in ejection process, and feeding storehouse 513 is combined elastic force with rotary centrifugal force, and the material in storehouse is got rid of Enter in vibrations screening component 52.

As shown in Figure 11 and Figure 12, as a kind of improved technical scheme, the vibrations screening component 52 includes fixed material Frame 521 and screening base plate 522, the top of the fixed material frame 521 are fixedly connected with the frame 1, and its underpart is U-shaped opening Set；

The two ends of the screening base plate 522 are slideably positioned in through the chute on the fixed bottom two side of material frame 521 In the fixed material frame 521, some screen holes are evenly distributed with the screening base plate 522, and the front end of the screening base plate 522 is slided It is dynamic to be arranged in the kidney-shaped chute 531.

What deserves to be explained is, the front end of the screening base plate 522 rotates skin by connecting rod 53 with rotating in take-off assembly 51 Belt wheel 514 is connected, during rotatable pulley 514 is rotated, and the connecting rod 53 drives the screening base plate 522 back and forth Motion, screening base plate 522 on material, big particle diameter impurity in material is screened from material, stay in screen base plate 522 On.

Embodiment 2：

Figure 13 is a kind of structural representation for the embodiment two that a kind of small-sized corn of the invention teds screening machinery；Such as Figure 13 It is shown, wherein a kind of identical with embodiment or corresponding part use with the corresponding reference of embodiment one, for simplicity, Hereafter only description and the distinctive points of embodiment one.The difference of the embodiment two and the embodiment one shown in Fig. 1 is：

As shown in Figure 11 and Figure 13, a kind of small-sized corn teds screening machinery, also including positioned at the vibrations sorting mechanism 5 The upset cleaning agency 6 of rear end, the upset cleaning agency 6 is fixedly installed on the lower section of frame 1, and it passes through belt transmission Mode connects second belt pulley 37；

When the drive mechanism 2 is connected by connecting switching mechanism 3 with the upset cleaning agency 6, the drive mechanism 2 The residual impurity in 6 pairs of cleaning agency of the upset vibrations sorting mechanism 5 is driven to clean.

It should be noted that shift fork 38 dials to the second driven gear 33 when being engaged with driving gear 22, driving gear 22 drive the second belt pulley 37 to rotate by the second driven gear 33, and the drive mechanism 2 drives the upset cleaning agency 6 to transport Turn.

As shown in Figure 14 and Figure 15, as a kind of improved technical scheme, the upset cleaning agency 6 includes trip shaft 61st, rigid shrouding 62, flexible cleaning board 63 and upset belt pulley 64, the two ends of the trip shaft 61, which are rotated, is arranged at frame 1 On, its two ends is symmetrically arranged with the upset belt pulley 64, and the side that is transmitted by belt of upset belt pulley 64 of wherein one end Formula is connected with second belt pulley 37；

One end of the rigid shrouding 62 is fixedly connected with the trip shaft 61, and the rigid shrouding 62 is located at the reciprocating sieve The rear end of mechanism 5 is selected, it is set to being blocked at the open rearward end for shaking sorting mechanism 5 on the rigid shrouding 62 There is balancing weight 621；

The flexible cleaning board 63 is located at the lower section of the balancing weight 621, its two ends and the bottom of the rigid shrouding 62 Connection, and relative slip can occur with the rigid shrouding 62 for the flexible cleaning board 63；

Upset back-moving spring 65 is provided between the flexible cleaning board 63 and the rigid shrouding 62, the upset resets bullet 65 pairs of the spring flexible cleaning board 63 carries out elastic reset.

Be worth illustrating, the rigid shrouding 62 around trip shaft 61 overturn when, with the rigid shrouding The flexible cleaning board 63 of 62 connections is thrown out of, and flexible cleaning board 63 is contacted with screening base plate 522, and flexible cleaning board 63 will screen bottom Impurity on plate 522 is cleaned, and impurity is discharged at the opening of the fixed rear end of material frame 521, realizes the automatic clear of impurity Sweep.

It is further elaborated with being that when the upset cleaning agency 6 shuts down, the rigid shrouding 62 stops upset, Due to the Action of Gravity Field of balancing weight 621 set on rigid shrouding 62, rigid shrouding 62 returns to initial position, fixed expects to described The opening of the rear end of frame 521 is blocked.

Illustrate further, when the upset cleaning agency 6 shuts down, the flexible cleaning board 63 stops turning over Turn, due to being provided with upset back-moving spring 65 between flexible cleaning board 63 and the rigid shrouding 62, upset back-moving spring 65 Elastic force resets flexible cleaning board 63.

The course of work is as follows：

Hand tractor group 21 in the drive mechanism 2 drives cereal of the whole device along paving sieve to advance, and is traveling across Cheng Zhong, shift fork 38 is stirred the first driven gear 32 and engaged with driving gear 22, during drive mechanism 2 is driven 5 in vibrations sorting mechanism Rotation take-off assembly 51 turn clockwise feeding, material enters in the feeding storehouse 513 of rotation take-off assembly 51, in feeding During the rotation of storehouse 513 to vibrations screening 52 position of component, due to rotary centrifugal force and the elastic-restoring force of spinning reduction spring 5123 Effect, the material in feeding storehouse 513 is thrown out of into vibrations screening component 52, the screening base plate in vibrations screening component 52 522 front-rear reciprocation movements are screened to material, filter out the larger impurity of particle in material, and the impurity screened remains in sieve Select on base plate 522, the second driven gear 33 is stirred by shift fork 38 and engaged with driving gear 22, drive mechanism 2 drives upset clear Sweep mechanism 6 and carry out upset cleaning counterclockwise, the rigid shrouding 62 overturn in cleaning agency 6 is overturn counterclockwise, in switching process, The flexible cleaning board 63 being slidably connected with rigid shrouding 62 is thrown out of and connect with screening base plate 522 with the effect of upset centrifugal force Touch, and clean the impurity on screening base plate 522, the opening of impurity from the fixed rear side of material frame 521 is cleaned and removed.

Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, all essences in the present invention Any modification, equivalent and improvement made within refreshing and principle etc., should be included within the scope of the present invention.

Claims (10)

1. a kind of small-sized corn teds screening machinery, including frame (1), drive mechanism (2), connection switching mechanism (3), tedder Structure (4), vibrations sorting mechanism (5), it is characterised in that be provided with some rubber wheels below the frame (1)；

The drive mechanism (2) is arranged at the front side of frame (1), is fixedly connected and is provided with below the rear side of the drive mechanism (2) The connection switching mechanism (3)；

The end of the connection switching mechanism (3) is fixedly installed on the top of frame (1), is provided with described teds mechanism below , and the connection switching mechanism (3) is connected by way of meshed transmission gear with the drive mechanism (2) (4)；

It is described to ted the front side that mechanism (4) is located at the vibrations sorting mechanism (5), and the upper end that teds mechanism (4) and institute The front end for stating frame (1) is fixedly connected；

The vibrations sorting mechanism (5) is fixedly installed on the lower section of frame (1), and the vibrations sorting mechanism (5) is passed by belt Dynamic mode is connected with the connection switching mechanism (3)；

When the drive mechanism (2) is connected by connecting switching mechanism (3) with the vibrations sorting mechanism (4), the driving machine Structure (2) drives the vibrations sorting mechanism (5) to carry out feeding and screening.

2. a kind of small-sized corn according to claim 1 teds screening machinery, it is characterised in that the drive mechanism (2) Including walking tractor group (21) and driving gear (22) and connecting shaft (23), the driving gear (22) is arranged at hand steered Formula draws the rear end of unit (21), and it is connected by the connecting shaft (23) with the walking tractor group (21), and the master Moving gear (22) is rotated by the walking tractor group (21) driving.

3. a kind of small-sized corn according to claim 2 teds screening machinery, it is characterised in that the connection switching mechanism (3) include support (31), the first driven gear (32), the second driven gear (33), first rotating shaft (34), the second rotating shaft (35), First belt pulley (36), the second belt pulley (37) and shift fork (38), front end and the hand-held of the support (31) are drawn Unit (21) is fixedly connected, and its end is fixedly connected with the upper end of the frame (1)；

First driven gear (32) is symmetricly set in the two ends of the driving gear (22), institute with the second driven gear (33) The first driven gear (32) is stated to be sheathed in the first rotating shaft (34), and it can be slided along the first rotating shaft (34), described Two driven gears (33) are sheathed on second rotating shaft (35), and it can be slided along second rotating shaft (35)；

The first rotating shaft (34) symmetrically rotates the both sides for being arranged at the support (31), described first turn with the second rotating shaft (35) One end that axle (34) stretches out the support (31) is fixedly connected with first belt pulley (36), and second rotating shaft (35) is stretched out One end of the support (31) is fixedly connected with second belt pulley (37)；

First belt pulley (36) is connected by belt transmissioning mode with the vibrations sorting mechanism (5)；

The front end of the shift fork (38) be U-shaped set, its front end through the support (31) respectively with first driven gear (32) it is connected with the second driven gear (33), and the shift fork (38) controls first driven gear (32) and the second driven gear (33) engage and be driven with the driving gear (22) respectively.

4. a kind of small-sized corn according to claim 1 teds screening machinery, it is characterised in that described to ted mechanism (4) Including link (41) with tedding tooth harrow (42), the link (41) is fixedly installed on the front end of the frame (1), along its length Degree is provided with slot (411) on direction；

Described to ted the front end that tooth harrow (42) is inserted in the link (41), its upper end back is provided with and the slot (411) the slotting roller (421) of corresponding matching, and it is comb teeth-shaped setting that this, which teds the bottom of tooth harrow (42),.

5. a kind of small-sized corn according to claim 3 teds screening machinery, it is characterised in that the vibrations sorting mechanism (5) rotation take-off assembly (51), vibrations screening component (52) and connecting rod (53), the rotation take-off assembly (51) and shake are included Dynamic screening component (52) is fixedly installed on the lower section of frame (1), and the rotation take-off assembly (51) is arranged at the reciprocating sieve The front side of component (52) is selected, the rotation take-off assembly (51) connects first belt pulley (36) by belt transmissioning mode；

The connecting rod (53) is symmetricly set in the both sides of the rotation take-off assembly (51), its one end and the rotation take-off assembly (51) rotate and kidney-shaped chute (531) is provided with connection, its other end, the two ends of the vibrations screening component (52), which are slided, to be set In the kidney-shaped chute (531)；

The rotation take-off assembly (51) drives the vibrations screening component (52) to operate by the connecting rod (53).

6. a kind of small-sized corn according to claim 5 teds screening machinery, it is characterised in that the rotation take-off assembly (51) rotary shaft (511), some turning arms (512), some feeding storehouses (513) and rotatable pulley (514), the rotation are included The two ends of rotating shaft (511) rotate and are arranged in the frame (1), and its two ends is symmetrically arranged with the rotatable pulley (514), and Wherein one end rotatable pulley is connected with first belt pulley (36) by belt transmissioning mode；

The rotatable pulley (514) and one end of the connecting rod (53) are hinged；

The two ends of the turning arm (512) are fixedly installed in the rotary shaft (511), and its week along the rotary shaft (511) To into circumference equidistant arrangement, the feeding storehouse (513) corresponds with the turning arm (512) and set, and the feeding storehouse (513) Two ends be hinged and be arranged on the turning arm (512).

7. a kind of small-sized corn according to claim 6 teds screening machinery, it is characterised in that the turning arm (512) Including the symmetrically arranged swing arm in both sides (5121) and for connecting the linking arms (5122) of both sides swing arm (5121), the swing arm (5121) one end is fixedly connected with the rotary shaft (511), and its other end is rotated with the feeding storehouse (513) and is connected；

The linking arm (5122) is located at the side of feeding storehouse (513), and array has some spinning reduction springs along its length (5123), the spinning reduction spring (5123) carries out elastic reset to the feeding storehouse (513).

8. a kind of small-sized corn according to claim 5 teds screening machinery, it is characterised in that the vibrations screening component (52) fixed material frame (521) and screening base plate (522) are included, the top of the fixed material frame (521) and the frame (1) are solid Fixed connection, its underpart is set for U-shaped opening；

The two ends of the screening base plate (522) are slideably positioned in through the chute on fixed material frame (521) the bottom two side On the fixed material frame (521), some screen holes are evenly distributed with the screening base plate (522), and the screening base plate (522) Front end is slideably positioned in the kidney-shaped chute (531).

9. a kind of small-sized corn according to claim 3 teds screening machinery, it is characterised in that also including positioned at the shake The upset cleaning agency (6) of dynamic sorting mechanism (5) rear end, the upset cleaning agency (6) is fixedly installed under frame (1) Side, and it connects second belt pulley (37) by way of belt transmission；

When the drive mechanism (2) is connected by connecting switching mechanism (3) with the upset cleaning agency (6), the driving machine Structure (2) drives the upset cleaning agency (6) to clean the residual impurity in the vibrations sorting mechanism (5).

10. a kind of small-sized corn according to claim 9 teds screening machinery, it is characterised in that the upset scavenging machine Structure (6) includes trip shaft (61), rigid shrouding (62), flexible cleaning board (63) and upset belt pulley (64), the trip shaft (61) two ends rotate and are arranged in frame (1), its two ends is symmetrically arranged with the upset belt pulley (64), and wherein one end Upset belt pulley (64) is connected by way of belt is transmitted with second belt pulley (37)；

One end of the rigid shrouding (62) is fixedly connected with the trip shaft (61), and the rigid shrouding (62) is located at the vibrations The rear end of sorting mechanism (5), it at the open rearward end for shaking sorting mechanism (5) to blocking, the rigid shrouding (62) balancing weight (621) is provided with；

The flexible cleaning board (63) is located under the lower section of the balancing weight (621), its two ends and the rigid shrouding (62) Portion is connected, and with the rigid shrouding (62) relative slide can occur for the flexible cleaning board (63)；

Upset back-moving spring (65) is provided between the flexible cleaning board (63) and the rigid shrouding (62), the upset resets Spring (65) carries out elastic reset to the flexible cleaning board (63).