CN209047011U

CN209047011U - A kind of feed mechanism for seed for seeder

Info

Publication number: CN209047011U
Application number: CN201821652342.1U
Authority: CN
Inventors: 杜鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-10-11
Filing date: 2018-10-11
Publication date: 2019-07-02
Anticipated expiration: 2028-10-11

Abstract

The utility model provides a kind of feed mechanism for seed for seeder, including seeds discharging box, pedestal below seeds discharging box is set, the setting outlet of seeds discharging box bottom, export side setting gear kind hairbrush, seeding wheel assembly is installed in pedestal, seeding wheel assembly includes one for connecting the central axis of seeder driving structure, installation is on center shaft with the adjustable wheel group of central axis rotation, adjustable wheel group includes fast pulley and regulating wheel, fast pulley peripheral side is equipped with several tooth sockets, end face is equipped with block plate, regulating wheel is set on fast pulley and is equipped with the rack gear matched with tooth socket, and its axial position is adjustable, the block plate circumferential edge of fast pulley corresponds to tooth slot position and regulating wheel circumferential edge corresponds to rack position and is evenly equipped with several for accepting the gap for falling seed in seeds discharging box, and the gap being arranged at block plate is connected with corresponding tooth socket.The feed mechanism for seed is versatile, can be placed on different types of seeder and uses, and can easily adjust to adapt to different seeding demands.

Description

A kind of feed mechanism for seed for seeder

Technical field

The utility model relates generally to agricultural seeding machine correlative technology field, specifically a kind of seeding for seeder Device.

Background technique

Seeder can be realized seed in the automatic sowing in farmland, can increase substantially sowing efficiency.It is used in seeder Feed mechanism for seed for arranging seed, guarantee that seed sows spacing when sowing.Although being directed to the sowing of different kinds of subtype Press proof formula multiplicity, but the principle of its feed mechanism for seed is all broadcast using broadcasting wheel rotation and take seed out of realization out of Seeding box one by one substantially Kind.Generally there are following disadvantages for feed mechanism for seed in traditional structure:

Because planting, various, not of uniform size, the required sowing quantity of subtype is different, and feed mechanism for seed type is also various, for every kind Seed needs special corresponding feed mechanism for seed, and the seed grain size that can be sowed is fixed, quantity is fixed, and universal performance is poor；Row During kind device seeding, the spacing between neighboring seeds is fixed, and can not carry out live adaptability adjusting, and even if can to part There is also inconvenient problems for the structure of adjusting seed spacing；Furthermore complicated integral structure, be unfavorable for production and processing production and It installs and uses.

Utility model content

For the deficiency for solving current technology, the utility model combination prior art provides a kind of use from practical application In the feed mechanism for seed of seeder, the feed mechanism for seed is versatile, can be placed on different types of seeder and uses, and can be convenient It adjusts to adapt to different seeding demands.

To achieve the above object, the technical solution of the utility model is as follows:

A kind of feed mechanism for seed for seeder, including seeds discharging box, the pedestal being arranged in below seeds discharging box, seeds discharging box bottom is set Outlet is set, the setting of outlet side keeps off kind of a hairbrush, and seeding wheel assembly is equipped in pedestal, and seeding wheel assembly is broadcast including one for connecting The central axis of kind of machine driving structure, installation on center shaft with the adjustable wheel group of central axis rotation,

Adjustable wheel group includes fast pulley and regulating wheel, and fast pulley peripheral side is equipped with several tooth sockets, and end face is equipped with block plate, Regulating wheel is set on fast pulley and is equipped with the rack gear matched with tooth socket, and its axial position is adjustable, the block plate of fast pulley Circumferential edge corresponds to tooth slot position and regulating wheel circumferential edge corresponds to rack position and is evenly equipped with several for accepting seeding The gap of seed is fallen in box, and the gap being arranged at block plate is connected with corresponding tooth socket.

Several tooth sockets of fast pulley circumferential direction, several rack gears that regulating wheel circumferential direction is arranged in and gap are set in circumferential direction Direction is evenly arranged, and the quantity of tooth socket, rack gear is the even-multiple of gap quantity, regulating wheel may be selected to make when installing its gap with The gap of block plate is correspondingly arranged or is staggered, to realize the adjusting of sowing spacing.

Central axis axially penetrates through regulating wheel and fast pulley, and the axis for adjusting regulating wheel axial position is arranged on center shaft To adjusting component.

Being adjusted axially component includes being arranged spring on center shaft and the wing nut with central axle threads cooperation, bullet Spring is placed in inside fast pulley, and both ends are held out against respectively in fast pulley, regulating wheel inner face, and wing nut is placed in regulating wheel outer end face use In restriction regulating wheel axial position.

Keyway is arranged in the block plate end face of fast pulley, the torsion key that can be inserted into keyway is arranged on central axis, central axis passes through torsion Power key drives fast pulley rotation.

Hairbrush can adjust the spacing of its bottom surface Yu adjustable wheel group peripheral side by the strip hole being arranged thereon.

It is provided with bearing for connecting one end of driving mechanism on center shaft, the bearing is by being fixedly mounted on pedestal one The bearing seat supports of side.

Planting mouth is arranged in the pedestal bottom, falls realization by the planting mouth by the seed that adjustable wheel group is taken out of and broadcasts Kind.

The utility model has the beneficial effects that

1, the adjustable wheel group of the utility model is rotated with central axis when in use, by being arranged in adjustable wheel group The gap of peripheral side takes seed out of seeds discharging box to realize seeding operation, and adjustable wheel group passes through the fast pulley mutually assembled Cooperate with regulating wheel, by adjusting the position of regulating wheel in the axial direction, keeps gap and tooth socket fit different size of to adapt to The seed amount of seed grain and required sowing, it is versatile, broadcasting for different crops can be met by a feed mechanism for seed Kind demand.

2, the utility model also by adjusting the relative mounting location of fast pulley and regulating wheel, can make the gap of the two corresponding It is arranged or is staggered, so that the adjustment of seed spacing, adjustment structure is simple during realizing seeding, execute-in-place is convenient, It is versatile, it can satisfy different sowing demands.

3, the utility model overall structure is simple, and flexibly, production and installation easy to process can be by adjusting gap numbers for movement Amount, tooth socket, rack gear quantity are equipped with a variety of adjustable wheel groups, the universal performance of this feed mechanism for seed of further expansion, and adjustable wheel group Replace simple and convenient, easily operated use.

4, the utility model can guarantee the seed ability only in gap or tooth socket by the adjustable hairbrush of setting It can be carried over seeds discharging box, so that this feed mechanism for seed seeding precision with higher.

Detailed description of the invention

Attached drawing 1 is the utility model general structure schematic diagram one；

Attached drawing 2 is the utility model general structure schematic diagram two；

Attached drawing 3 is the utility model seeds discharging box structural schematic diagram；

Attached drawing 4 is the utility model seed wheel component structure diagram；

Attached drawing 5 is that wheel group structure schematic diagram one is adjusted in the utility model；

Attached drawing 6 is fractionation structural representation in Fig. 5；

Attached drawing 7 is that wheel group structure schematic diagram two is adjusted in the utility model；

Attached drawing 8 is fractionation structural representation in Fig. 7；

Attached drawing 9 is the axially adjustable schematic diagram of the utility model regulating wheel；

10 the utility model seed wheel component internal structure sectional view of attached drawing.

Label shown in attached drawing:

1, seeds discharging box；2, hairbrush；3, seeding wheel assembly；4, pedestal；5, bearing block；6, central axis；7, bearing；8, planting Mouthful；9, block plate；10, regulating wheel；11, wing nut；12, gap；13, keyway；14, fast pulley；15, tooth socket；16, rack gear；17, Spring.

Specific embodiment

With reference to the drawings and specific embodiments, the utility model is described in further detail.It should be understood that these embodiments are only used for Illustrate the utility model rather than limitation the scope of the utility model.In addition, it should also be understood that, having read the utility model instruction Content after, those skilled in the art can make various changes or modifications the utility model, and such equivalent forms are equally fallen In range defined herein.

As shown in Fig. 1~10, the utility model provides a kind of feed mechanism for seed for seeder, including seeds discharging box 1, setting Pedestal 4 below seeds discharging box 1, the setting of 1 bottom of seeds discharging box export, and are equipped with seeding wheel assembly 3, seeding wheel assembly 4 in pedestal 4 Including one for connecting the central axis 6 of seeder driving structure, being mounted on the adjustable wheel rotated on central axis 6 with central axis 6 Group, adjustable wheel group include fast pulley 14 and regulating wheel 10, and 14 peripheral side of fast pulley is equipped with several tooth sockets 15, and end face is equipped with gear Disk 9, regulating wheel 10 is set on fast pulley 14 and is equipped with the rack gear 16 matched with tooth socket 15, and its axial position is adjustable, 9 circumferential edge of block plate of fast pulley 14 corresponds to 15 position of tooth socket and 10 circumferential edge of regulating wheel corresponds to 16 position of rack gear and is equipped with Several are for accepting the gap 12 for falling seed in seeds discharging box 1；Hairbrush 2 is arranged in the outlet side of seeds discharging box 1, which makes The seed being only located inside gap 12 or tooth socket 15 when the rotation of wheel group, which must be adjusted, to be carried over outside feed mechanism for seed.

In the present invention, as shown in Figure 1, 2, 3, for placing seed grain to be sowed, seed in seeds discharging box 1 Grain is fallen by the outlet of bottom on the seeding wheel assembly of lower section.4 one side of pedestal can be used for for this feed mechanism for seed being fixed on sowing On machine, on the other hand for installing seeding wheel assembly 4, pedestal 4, which can be designed with seeds discharging box 1 and is an integral structure, to be assembling Split type structure, the central axis 6 of seeding wheel assembly 4 is used for the transmitting of power, the sowing for being when in use connected to central axis 6 In the driving mechanism of machine, when seeder walking, central axis 6 can be driven to rotate.In the present invention, as shown in Fig. 4~10, Adjustable wheel group is mainly made of fast pulley 14 and 10 two-part structure of regulating wheel, and fast pulley 14 and regulating wheel 10 are one end end The thin-wall barrel formula structure of face opening, block plate 9 is arranged in another side end face of fast pulley 14, at 9 center of block plate and regulating wheel 10 The through-hole passed through for central axis 6 is respectively provided at the end face center of the other side.Several tooth sockets 15 are arranged in 14 outer circumferential face of fast pulley, The quantity of tooth socket 15 can be arranged according to the actual situation, several rack gears 16,16 quantity of rack gear is arranged in the circumferential medial surface of regulating wheel 10 It is corresponding with tooth socket 15, when regulating wheel 10 is installed, its one end from fast pulley 14 far from block plate 9 is inserted on fast pulley 14, And make rack gear 16 and 15 corresponding matching of tooth socket, torsion can be realized with 15 one side of tooth socket by mutually matched rack gear 16 Transmitting, be on the other hand equivalent to and provide sliding rail, enable the adjusting position in the axial direction of regulating wheel 10.In block plate 9 edges and 10 edge of regulating wheel are respectively provided with gap 12, and gap 12 is used to hold the seed grain by falling in seeds discharging box 1, so as to Take seed grain out of feed mechanism for seed.Its position of gap 12 being wherein arranged at block plate 9 corresponds to tooth socket 15 and corresponding tooth socket 15 connections, 12 quantity of gap can be configured according to actual use situation, can be identical also different from 15 quantity of tooth socket, regulating wheel Its position of gap 12 of 10 edges setting corresponds to rack gear 16, and quantity is corresponding with 12 quantity of gap of block plate 9.10 outer diameter of regulating wheel Size is identical with 9 outer diameter of block plate, is at same plane after regulating wheel 10 is installed with the gap 12 for guaranteeing the two.This reality It is used equally for holding seed with novel gap 12, tooth socket 15, when seed grain is smaller, such as Fig. 5,7 adjustable regulating wheels 10 It is aligned it with block plate 9, tooth socket 15 is hidden in inside at this time, cannot provide the space for holding seed, regulating wheel 10 and block plate 9 Gap docking, seed can only be fallen into the gap 12 after docking, therefore the lesser seed of suitable particulates uses, and works as seed grain When larger, as shown in figure 9, it can be made to have certain gap between block plate 9, at this time to 10 axial position of external-adjuster regulating wheel Part tooth socket 15 is exposed to outside and (should be noted that gap size when adjustment, avoid exposure to outer 15 length of tooth socket and be greater than seed Granular size), 12 spacing of gap between block plate 9 and regulating wheel 10 becomes larger, 15 size of tooth socket of the gap cooperation exposure of the two It is equivalent to the space for increasing and accommodating seed, therefore is suitable for the biggish seed of particle and is applicable in, which can also be used to adjust institute The seed amount that need to be sowed uses.When in use, after adjusting 10 axial position of regulating wheel according to the actual situation, central axis 6 with When seeder rotates, adjustable wheel group rotation is driven, since the seed that seeds discharging box 1 is fallen both falls within adjustable wheel group peripheral side Face, Some seeds particle enter in gap 12, and when the rotation of wheel group is adjusted, the seed fallen into gap 12 can be carried over seeding Planting mouth 8 after box 1 from 4 lower section of pedestal falls into ground, and is located at the seed outside gap 12 then by including gear kind 2 barrier of hairbrush Portion, to realize seeding operation.

In the present invention, the circumferential several tooth sockets 15 of fast pulley 14 are set, circumferential several of block plate 9 are set Gap 12, several rack gears 16 that 10 circumferential direction of regulating wheel is arranged in and gap 12 are evenly arranged in circumferential direction, and tooth socket 15, The quantity of rack gear 16 is the even-multiple of corresponding 12 quantity of gap, which can be used for adjusting sowing spacing.Its concrete principle are as follows: such as Fig. 5, shown in 6, when regulating wheel 10 is installed, if the gap 12 being arranged is corresponding with 12 position of gap on block plate 9, It can be realized a kind of sowing spacing, if staggeredly set the gap 12 of its gap 12 and block plate 9 between two parties when regulating wheel 10 is installed It sets, is then equivalent to relative to a kind of upper mode and sowing spacing is reduced one times, realize another sowing spacing.With block plate 9 and adjust Gap quantity on section wheel 10 is for three, and tooth socket 15,16 quantity of rack gear are six, then when regulating wheel 10 is pacified When dress, if it is corresponding with the gap position of block plate 9, the gap of the two is docked, and is equivalent to and is circumferentially being formed three receivings kind The gap space of son, and if the gap of regulating wheel 10 and block plate 9 is staggered between two parties, it is equivalent to regulating wheel 10 and above mentions For providing three gap spaces on three gap spaces, block plate 9, six gap spaces are formed altogether, are equivalent to the spacing contracting of gap It is one times small, sowing spacing is adjusted with this.

As shown in Figure 1, in the present invention, central axis 6 axially penetrates through regulating wheel 10 and fast pulley 14, in central axis 6 Upper setting is adjusted axially component for adjust 10 axial position of regulating wheel, and being adjusted axially component includes being set on central axis 6 Spring 17 and the wing nut 11 that is threadedly engaged with central axis 6, spring 17 be placed in inside fast pulley 14, both ends are held out against respectively In fast pulley 14,10 inner face of regulating wheel, wing nut 11 is placed in 10 outer end face of regulating wheel for limiting the axial position of regulating wheel 10 It sets.The utility model is when being adjusted 10 axial position of regulating wheel, without dismantling any structure, only needs turn wing nut 11 , inside turn wing nut 11, wing nut 11 pushes regulating wheel 10 to move to close to 14 side of fast pulley and make spring 17 compressions, outside turn wing nut 11 hold out against regulating wheel 10 under the effect of spring 17 outward automatically and move.Overall structure letter It is single, it is easy to operate, it can quickly be adjusted at sowing scene.

As shown in figures 5-8, keyway 13 is arranged in 9 end face of block plate of the utility model, and being arranged on central axis 6 can be inserted into keyway 13 torsion key, central axis 6 drive fast pulley 14 to rotate by torsion key, and fast pulley 14 is driven by the cooperation of tooth socket rack gear and adjusted Wheel 10, to realize that central axis 6 is able to drive the function of entire adjustable wheel group rotation.

As shown in Figure 1, 2, 3, hairbrush 2 can adjust its bottom surface and adjustable wheel group peripheral side by the strip hole being arranged thereon The spacing in face, to guarantee the seed barrier outside gap inside seeds discharging box 1.

As shown in Fig. 2, being provided with bearing 7 for connecting one end of driving mechanism on central axis 4, which passes through solid Bearing block 5 of the Dingan County mounted in 4 side of pedestal supports, and guarantees the flexible rotating of central axis 4 by the setting of bearing 7.

Claims

1. a kind of feed mechanism for seed for seeder, including seeds discharging box, the pedestal being arranged in below seeds discharging box, the setting of seeds discharging box bottom A gear kind hairbrush is arranged in outlet, outlet side, and seeding wheel assembly is equipped in pedestal, and seeding wheel assembly includes one for connection sowing The central axis of machine driving structure is installed on center shaft with the adjustable wheel group of central axis rotation, it is characterised in that:

Adjustable wheel group includes fast pulley and regulating wheel, and fast pulley peripheral side is equipped with several tooth sockets, and end face is equipped with block plate, is adjusted Wheel is set on fast pulley and is equipped with the rack gear matched with tooth socket, and its axial position is adjustable, and the block plate of fast pulley is circumferential Edge corresponds to tooth slot position and regulating wheel circumferential edge corresponds to rack position and is evenly equipped with several for accepting in seeds discharging box The gap of seed is fallen, and the gap being arranged at block plate is connected with corresponding tooth socket.

2. a kind of feed mechanism for seed for seeder as described in claim 1, it is characterised in that: if fast pulley circumferential direction is arranged in Dry tooth socket, several rack gears that regulating wheel circumferential direction is arranged in are evenly arranged in circumferential direction, and the quantity of tooth socket, rack gear is gap number The even-multiple of amount, regulating wheel when installing may be selected that the gap of its gap and block plate is made to be correspondingly arranged or be staggered, to realize Sow the adjusting of spacing.

3. a kind of feed mechanism for seed for seeder as described in claim 1, it is characterised in that: central axis axially penetrates through regulating wheel And fast pulley, it is arranged be adjusted axially component for adjust regulating wheel axial position on center shaft.

4. a kind of feed mechanism for seed for seeder as claimed in claim 3, it is characterised in that: being adjusted axially component includes being arranged Spring on center shaft and the wing nut with central axle threads cooperation, spring are placed in inside fast pulley, and both ends are pushed up respectively Tightly in fast pulley, regulating wheel inner face, wing nut is placed in regulating wheel outer end face for limiting regulating wheel axial position.

5. a kind of feed mechanism for seed for seeder as described in claim 1, it is characterised in that: the block plate end face of fast pulley is arranged Keyway, the torsion key that can be inserted into keyway is arranged on central axis, and central axis drives fast pulley rotation by torsion key.

6. a kind of feed mechanism for seed for seeder as described in claim 1, it is characterised in that: hairbrush can be by being arranged thereon Strip hole adjusts the spacing of its bottom surface Yu adjustable wheel group peripheral side.

7. a kind of feed mechanism for seed for seeder as described in claim 1, it is characterised in that: driven on center shaft for connecting One end of motivation structure is provided with bearing, and the bearing is by being fixedly mounted on the bearing seat supports of pedestal side.

8. a kind of feed mechanism for seed for seeder as described in claim 1, it is characterised in that: planting is arranged in the pedestal bottom Mouthful, realization sowing is fallen by the planting mouth by the seed that wheel group is taken out of is adjusted.