CN220087991U - Seed corn harvesting header - Google Patents

Abstract

The utility model provides a seed corn harvesting header which comprises a header body, wherein a harvesting channel is arranged at the rear side of the header body, an auger is arranged in a harvesting groove in the middle of the header body, and the auger can dial crops in the harvesting groove into the harvesting channel; the front part of the header body is provided with a plurality of crop dividers along the horizontal left-right direction, a harvesting channel is formed between every two adjacent crop dividers, and the positions of the two sides of the harvesting channel and lower than the crop dividers are provided with spike picking plates which are connected to the header body; the divider is of a surface flexible structure or the surface of the divider is provided with a flexible material layer; the upper surface of the ear picking plate is provided with a flexible material layer. By adopting the corn cob harvester, the impact force of corn cob impact is flexibly buffered on the surfaces of the corn cob divider and the corn cob picking plate, the stress load when the corn cob is intercepted by the corn cob picking plate is flexibly dispersed on the surfaces of the corn cob picking plate, the damage and threshing phenomenon of the corn cob are reduced, and the loss of harvesting seeds and corn by the header is reduced.

Description

Seed corn harvesting header

Technical Field

The utility model relates to the technical field of harvesters, in particular to a seed corn harvesting header.

Background

The header is arranged at the front end harvesting part of the harvester and is used for harvesting corn plants, picking ears and poking the corn plants into the harvester. The existing plate-type ear picking header guides plants to orderly enter the header body through a divider at the front end, a stem pulling roller below the divider pulls down the plants, ear picking plates between the divider and the stem pulling roller intercept corn ears when the plants are pulled down, the corn ears are separated from the plants, and finally an auger at the middle part of the header body conveys the corn ears into the harvester.

In the working process of the plate-type spike picking and cutting table, the impact of hard parts such as a grain divider, a grain pulling chain, a spike picking plate and the like on spikes is particularly obvious, so that more particles are damaged and fall off; especially in the later harvest stage, the corn maturity is very high, the impact of hard parts on crops and the loss of dropped grains caused by collision among crops are very obvious, the phenomenon of ear gnawing is serious, and the yield of seed corns is reduced.

Disclosure of Invention

The technical problems to be solved by the utility model are as follows: how to reduce the damage of particles caused by impact on crops and the loss caused by the phenomenon of ear biting.

The technical scheme for solving the technical problems is as follows:

the utility model provides a seed corn harvesting header which comprises a header body, wherein a header body is provided with a header collecting channel at the rear side, an auger is arranged in a header collecting groove in the middle of the header body, and the auger can dial crops in the header collecting groove into the header collecting channel; the front part of the header body is provided with a plurality of crop dividers along the horizontal left-right direction, a harvesting channel is formed between every two adjacent crop dividers, and the positions of the two sides of the harvesting channel and lower than the crop dividers are provided with spike picking plates which are connected to the header body; the grain divider is of a surface flexible structure or is provided with a flexible material layer on the surface; the upper surface of the ear picking plate is provided with a glue hanging and/or flexible material layer.

The beneficial effects of the utility model are as follows:

by adopting the utility model, the impact force of the corn cob striking on the divider is buffered by the flexibility of the surface of the divider, and the damage and threshing phenomenon of the corn cob striking are reduced; the impact force of the corn cob striking on the corn cob plate is buffered through the flexible material layer on the upper surface of the corn cob plate, and meanwhile, the stress load of the surface of the corn cob when the corn cob plate intercepts the corn cob is dispersed, so that the phenomenon of ear biting is reduced; the loss of harvesting seeds and corns by the header is reduced.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, flexible material layers are wrapped and fixed on the blades of the auger.

The impact force of the edges of the auger blades on the corn ears is reduced, and the phenomenon that the corn ears are damaged and separated due to frequent collision of the edges of the auger blades is reduced.

Further, the flexible material layer wrapped on the blade of the screw feeder is a rubber layer, and the rubber layer is wrapped on the edge of the spiral line of the blade of the screw feeder and extends to two sides of the blade.

The wear resistance is good, and the service life is long; and the impact force of the blade edge of the auger to the corn ears is reduced, so that the corn ears are easier to stir.

Further, the flexible material layer and the blade of the screw feeder are welded or bonded through hot melting.

The processing is convenient, and the structure is firm, is convenient for prevent that the flexible material layer from droing.

Further, the surface of the divider is provided with a flexible material layer, and the divider is welded or bonded with the flexible material layer on the surface of the divider by hot melting; the ear picking plate is welded or bonded with the flexible material layer on the surface of the ear picking plate by hot melting.

The processing is convenient, and the structure is firm, is convenient for prevent that the flexible material layer from droing.

Further, a grain pulling chain is arranged between the ear picking plate and the grain divider, the grain pulling chain is arranged along the edge of the lower side face of the grain divider, a plurality of poking fingers extend out of the grain pulling chain towards the harvesting channel, and the rear side of each poking finger is respectively provided with poking finger hanging glue.

For the header provided with the reel chain, the reel hanging glue is arranged at the rear side of the reel, so that the reel hanging glue contacts with the corn ears when the corn ears are stirred by the reel, the impact force and concentrated stress of the corn ears are reduced, and the particle damage and the particle dropping loss are reduced.

Further, a through hole is formed in the poking finger, and the poking finger glue hanging part is embedded into the through hole.

The material contractibility of the finger hanging glue is utilized, so that the assembly and disassembly are convenient, the use is convenient, and the finger hanging glue is easy to supplement when falling; meanwhile, the adhesive force of the finger-poking adhesive is increased through the through hole.

Further, a spherical protrusion extending forwards is arranged at the front part of one end of the poking finger hanging glue, which faces the poking grass chain, and the spherical protrusion is embedded into the through hole on the poking finger.

The elasticity of the spherical bulge when embedded into the through hole increases the resistance of separating from the through hole, so that the stability is improved, and the drop is prevented.

Further, one side of the dial indicator hanging glue facing the dial indicator is provided with a joint surface which is used for being attached to the rear dial surface of the dial indicator, and a groove is arranged between the joint surface and the spherical bulge.

The adhesive force can be increased by attaching the attaching surface to the rear side of the poking finger, so that an attraction effect is formed; the groove can enable the spherical bulge to have deformation flexibility, and the influence of the elasticity of the spherical bulge on the adhesion force of the joint surface and the rear side of the poking finger is avoided.

Further, a groove is formed in one side, facing the poking fingers, of the poking finger hanging glue, the bottom surface of the groove is the joint surface, the poking finger part is embedded into the groove, and the rear poking surface is jointed with the joint surface; the extending end of the poking finger is also sleeved with a rubber sleeve, and the rubber sleeve is sleeved on the poking finger hanging rubber and the poking finger.

The groove half surrounds the poking finger, so that the adhesive force is increased; the rubber sleeve is used for fixing the poking finger hanging rubber and the poking finger, so that the poking finger hanging rubber is prevented from sliding relative to the poking finger and deforming, and the service life is prolonged.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic structural view of a rear dial surface of the dial finger.

Fig. 3 is a schematic front view of a finger.

Fig. 4 is a schematic structural diagram of a finger hanging glue.

Fig. 5 is a schematic diagram of an assembly relationship between a finger hanging glue and a glue cover.

In the drawings, the technical features represented by the reference numerals are as follows:

1-a header body; 2-a spike collecting channel; 3-auger; 4-crop dividers; 5-ear picking plates; 6-a rubber layer; 7-a reel chain; 8-poking fingers; 9-poking finger hanging glue; 10-through holes; 11-spherical protrusions; 12-an attaching surface; 13-grooves; 14-rubber sleeve; 15-stalk rolls.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

The present utility model is described with reference to fig. 1-4.

The utility model provides a seed corn harvesting header, which comprises a header body 1, wherein a harvesting channel 2 is arranged at the rear side of the header body 1, an auger 3 is arranged in a harvesting groove in the middle of the header body 1, and the auger 3 can dial crops in the harvesting groove into the harvesting channel 2; the front part of the header body 1 is provided with a plurality of crop dividers 4 along the horizontal left-right direction, a harvesting channel is formed between every two adjacent crop dividers 4, the positions of the two sides of the harvesting channel, which are lower than the crop dividers 4, are provided with spike picking plates 5, and the spike picking plates 5 are connected to the header body 1; the divider 4 is of a surface flexible structure or a flexible material layer is arranged on the surface of the divider 4; the upper surface of the ear picking plate 5 is provided with a glue hanging and/or flexible material layer.

Principle of:

during operation, along with forward pushing of the header body 1, the crop dividers 4 firstly enter the crop forest to poke corn plants to two sides, so that the corn plants are concentrated to enter a harvesting channel between the crop dividers 4, the stalk pulling rollers 15 below the header cut the plants in the harvesting channel, the corn cobs are intercepted by the ear picking plates 5 and separated from the plants in the process that the plants are cut and pulled down, the corn cobs enter the corn cob collecting grooves in the middle of the header body 1, and finally the corn cobs in the corn cob collecting grooves are poked into the corn cob collecting channels 2 by the auger 3. In the process that plants are cut and pulled down, the corn ears on the corn ears are inevitably impacted on the surfaces of the crop divider 4 and the corn ear picking plate 5, the impact force is relieved due to the flexibility of the surfaces of the crop divider 4 and the flexibility of the surfaces of the corn ear picking plate 5, and the phenomena of impact damage and threshing of the corn ears are relieved.

Note that: the header body 1, the auger 3, the crop divider 4, the ear picking plate 5, the stalk pulling roller 15, and the connection relationship of these components are all the prior art, and the skilled person can easily determine the connection relationship, the transmission relationship, etc. according to the name of the harvesting header. Moreover, the form, transmission relation, etc. of the header are irrelevant to the technical problems solved by the utility model, so that the description is omitted. The adhesive on the upper surface of the ear picking plate 5 plays a role in buffering as the name implies.

By adopting the utility model, the surface of the divider 4 is flexible, so that the impact force of the corn cob striking on the divider 4 is buffered, and the damage and threshing phenomenon of the corn cob striking are reduced; the impact force of the corn cob striking on the corn cob plate 5 is buffered through the flexible material layer on the upper surface of the corn cob plate 5, and meanwhile, the stress load of the corn cob surface when the corn cob plate 5 intercepts the corn cob is dispersed, so that the phenomenon of ear biting is reduced; the loss of harvesting seeds and corns by the header is reduced.

Further, the blades of the screw feeder 3 are wrapped and fixed with a flexible material layer.

The impact force of the edges of the auger 3 blades on the corn ears is reduced, and the phenomenon that the corn ears are damaged and separated due to frequent collision of the edges of the auger 3 blades is reduced.

Further, the flexible material layer wrapped on the blade of the screw feeder 3 is a rubber layer 6, and the rubber layer 6 is wrapped on the edge of the spiral line of the blade of the screw feeder 3 and extends to two sides of the blade.

The wear resistance is good, and the service life is long; and reduces the impact force of the blade edge of the auger 3 on the corn ears, and the corn ears are easier to stir.

Further, the flexible material layer and the blade of the screw feeder 3 are welded or bonded through hot melting.

The processing is convenient, and the structure is firm, is convenient for prevent that the flexible material layer from droing.

Further, the surface of the divider 4 is provided with a flexible material layer, and the divider 4 and the flexible material layer on the surface of the divider are welded or bonded through hot melting; the ear picking plate 5 is welded or bonded with the flexible material layer on the surface of the ear picking plate by hot melting.

The processing is convenient, and the structure is firm, is convenient for prevent that the flexible material layer from droing.

Further, a reel chain 7 is arranged between the ear picking plate 5 and the crop divider 4, the reel chain 7 is arranged along the edge of the lower side surface of the crop divider 4, a plurality of reels 8 extend out of the reel chain 7 towards the harvesting channel, and a reel hanging glue 9 is respectively arranged on the rear reel surface 15 of each reel 8.

Note that: the reel chain 7 and the reel finger 8 on the reel chain are in the prior art, the reel chain 7 rotates towards the rear side of the harvesting channel, and thus the reel finger 8 guides corn ears into the ear collecting groove of the header body 1. The transmission and installation of the reel chain 7 on the header body 1 are of the prior art and are irrelevant to the technical problems solved by the utility model, so that the description thereof is omitted.

For the header provided with the reel chain 7, the reel glue 9 is arranged at the rear side of the reel 8, so that the reel glue 9 contacts with corn ears when the reel 8 reels corn ears, impact force and concentrated stress to the corn ears are reduced, and particle damage and particle dropping loss are reduced.

Further, as shown in fig. 2-4: the poking finger 8 is provided with a through hole 10, and the poking finger hanging glue 9 is partially embedded into the through hole 10.

The material contractibility of the finger hanging glue 9 is utilized, so that the assembly and the disassembly are convenient, the use is convenient, and the finger hanging glue 9 is easy to supplement when falling; and meanwhile, the adhesive force of the finger hanging glue 9 is increased through the through holes 10.

Further, a spherical protrusion 11 extending forward is arranged at the front part of one end of the finger hanging glue 9, which faces the reel chain 7, and the spherical protrusion 11 is embedded into a through hole 10 on the finger 8.

The spherical protrusions 11 themselves elastically increase the resistance to escape from the through-hole 10 when they are embedded in the through-hole 10, so that stability is improved and falling-off is prevented.

Further, a side of the finger hanging glue 9 facing the finger 8 is provided with a bonding surface 12 for bonding to a rear side pulling surface 15 of the finger 8, and a groove 13 is arranged between the bonding surface 12 and the spherical protrusion 11.

The attaching surface 12 is attached to the rear side shifting surface 15 of the shifting finger 8, so that the adhesive force can be increased, and the suction effect is formed; the groove 13 can make the spherical protrusion 11 have deformation flexibility, so that the adhesion between the joint surface 12 and the rear side poking surface 15 of the poking finger 8 is prevented from being influenced by the elasticity of the spherical protrusion 11.

Further, as shown in fig. 2-5: a groove is formed in one side, facing the poking finger 8, of the poking finger hanging glue 9, the bottom surface of the groove is the fitting surface 12, the poking finger 8 is partially embedded into the groove, and the rear poking surface 15 is fitted with the fitting surface 12; the extending end of the poking finger 8 is also sleeved with a rubber sleeve 14, and the rubber sleeve 14 is sleeved on the poking finger hanging rubber 9 and the poking finger 8.

Note that: the groove is arranged at the middle position of one side of the poking finger hanging glue 9 facing the poking finger 8, the shape of the groove is matched with the poking surface 15 at the rear side of the poking finger 8, and after the poking surface 15 is embedded into the groove, the poking finger 8 and the poking finger hanging glue 9 are sleeved with the glue sleeve 14 at the same time.

The groove semi-surrounds the poking finger 8, so that the adhesive force is increased; the rubber sleeve 14 is used for fixing the finger hanging rubber 9 and the finger 8, so that the finger hanging rubber 9 is prevented from sliding relative to the finger 8 and the finger hanging rubber 9 is prevented from deforming, and the service life is prolonged.

In the description of the present utility model, it is to be understood that if descriptive terms indicating orientation, direction or positional relationship are present, such as: the directions or positional relationships indicated in the present specification are directions or positional relationships based on the drawings for convenience of understanding of the present utility model and for simplification of description, only, and do not indicate or imply that the parts, elements or integers referred to must have a specific direction, be constructed and operated in a specific direction, and thus are not to be construed as limiting the present utility model.

Further, if an order description term occurs, for example: "first," "second," etc. are used in this specification for convenience in understanding or simplifying the description, for example, in order to distinguish between a plurality of technical features that have the same type or function, but may have to be individually referred to, and this specification may be referred to by a prefix or suffix sequence description term. Thus, no indication or implication of relative importance or an implication of the number of technical features indicated is to be understood. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, if structural relative action description terms are used, for example: "mounted," "connected," "secured," and the like are to be construed broadly, unless otherwise specifically indicated and limited. For example, "mounted," "connected," etc., may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two elements or the interaction relationship between the two elements; the fixing can be integrated fixing or detachable fixing through a fastener; can be directly fixed or fixed through an intermediate medium. The specific meaning of the above descriptive terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances, the context in which it is located, the consistency of the context, etc.

In the present utility model, if a descriptive term containing an attached or connected meaning, e.g., a first feature "on" or "under" a second feature, is not to be interpreted in a limiting sense unless expressly stated or limited otherwise, e.g., the "on" or "under" can be either the direct contact of the first and second features or the indirect contact of the first and second features via an intermediary. The specific meaning of the above descriptive terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances, the context in which it is located, the consistency of the context, etc.

Further, a first feature "above," "over" and "on" a second feature may be that the first feature is directly above or obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, the schematic representations of the above terms are not necessarily for the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments, examples, and features of various embodiments, examples described in this specification may be combined and combined by persons skilled in the art without contradiction, and such combination or combination is intended to fall within the broad scope of the utility model.

While embodiments of the present utility model have been shown and described above, it should be understood that the above embodiments are illustrative and not to be construed as limiting the present utility model, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art in light of the disclosure of the utility model as may be acquired within the scope of the disclosure.

Claims (10)

1. The seed corn harvesting header comprises a header body (1), wherein a harvesting channel (2) is arranged at the rear side of the header body (1), an auger (3) is arranged in a harvesting groove in the middle of the header body (1), and the auger (3) can dial crops in the harvesting groove into the harvesting channel (2); the front part of the header body (1) is provided with a plurality of crop dividers (4) along the horizontal left-right direction, a harvesting channel is formed between every two adjacent crop dividers (4), the positions of the two sides of the harvesting channel, which are lower than the crop dividers (4), are provided with spike picking plates (5), and the spike picking plates (5) are connected to the header body (1); the method is characterized in that: the divider (4) is of a surface flexible structure or a flexible material layer is arranged on the surface of the divider (4); the upper surface of the ear picking plate (5) is provided with a glue coating and/or a flexible material layer.

2. The seed corn harvesting header of claim 1, wherein: and flexible material layers are wrapped and fixed on the blades of the screw conveyor (3).

3. The seed corn harvesting header of claim 2, wherein: the flexible material layer wrapped on the blade of the screw feeder (3) is a rubber layer (6), and the rubber layer (6) is wrapped on the edge of the blade spiral line of the screw feeder (3) and extends to two sides of the blade.

4. The seed corn harvesting header of claim 2, wherein: the flexible material layer and the blade of the screw feeder (3) are welded or bonded through hot melting.

5. The seed corn harvesting header of claim 1, wherein: the surface of the divider (4) is provided with a flexible material layer, and the divider (4) and the flexible material layer on the surface of the divider are welded or bonded through hot melting; the ear picking plate (5) is welded or bonded with the flexible material layer on the surface of the ear picking plate by hot melting.

6. The seed corn harvesting header of claim 1, wherein: a grain pulling chain (7) is arranged between the grain picking plate (5) and the grain divider (4), the grain pulling chain (7) is arranged along the edge of the lower side face of the grain divider (4), a plurality of poking fingers (8) extend out of the grain pulling chain (7) towards a harvesting channel, and a poking finger hanging glue (9) is respectively arranged on the rear poking face (15) of each poking finger (8).

7. The seed corn harvesting header of claim 6, wherein: the poking finger (8) is provided with a through hole (10), and the poking finger hanging glue (9) is partially embedded into the through hole (10).

8. The seed corn harvesting header of claim 7, wherein: the front part of one end of the poking finger hanging glue (9) facing the poking grass chain (7) is provided with a spherical protrusion (11) extending forwards, and the spherical protrusion (11) is embedded into a through hole (10) on the poking finger (8).

9. The seed corn harvesting header of claim 8, wherein: one side of the poking finger hanging glue (9) facing the poking finger (8) is provided with a jointing surface (12) which is jointed with a rear poking surface (15) of the poking finger (8), and a groove (13) is arranged between the jointing surface (12) and the spherical bulge (11).

10. The seed corn harvesting header of claim 9, wherein: a groove is formed in one side, facing the poking finger (8), of the poking finger hanging glue (9), the bottom surface of the groove is the bonding surface (12), the poking finger (8) is partially embedded into the groove, and the rear poking surface (15) is bonded with the bonding surface (12); the extending end of the poking finger (8) is also sleeved with a rubber sleeve (14), and the rubber sleeve (14) is sleeved on the poking finger hanging rubber (9) and the poking finger (8) simultaneously.