阅读说明：本技术 一种玉米秸秆茎叶分离装置 (Corn stalk stem leaf separator ) 是由 李兴旺 于 2020-06-17 设计创作，主要内容包括：本发明涉及一种玉米秸秆茎叶分离装置,其特征在于：包括机架,所述机架的底部两侧分别安装有滚轮,机架的前部设有多组秸秆导向机构；机架中安装有两组左右对称的秸秆输送机构,两组秸秆输送机构之间形成前后贯通的秸秆输送通道；机架中还安装有两组对称的叶片打碎机构；机架的左右两侧分别安装有防护罩,防护罩的底部后端设有碎叶出口,防护罩的底部设有绞龙输送机；机架后侧底部安装有切割机。有益效果是：该玉米秸秆茎叶分离装置能够使玉米秸秆以直立状态通过秸秆输送通道,让叶片自然下垂,然后进行茎叶分离,不仅能够对种植在地里的玉米秸秆进行茎叶分离,还能够避免玉米秸秆侧面的茎叶分离不均匀。(The invention relates to a corn straw stem leaf separation device, which is characterized in that: the straw guide mechanism comprises a rack, wherein rollers are respectively arranged on two sides of the bottom of the rack, and a plurality of groups of straw guide mechanisms are arranged on the front part of the rack; two groups of straw conveying mechanisms which are symmetrical left and right are arranged in the rack, and a straw conveying channel which is communicated front and back is formed between the two groups of straw conveying mechanisms; two groups of symmetrical blade smashing mechanisms are also arranged in the frame; the left side and the right side of the rack are respectively provided with a protective cover, the rear end of the bottom of the protective cover is provided with a crushed leaf outlet, and the bottom of the protective cover is provided with a packing auger conveyor; the bottom of the rear side of the frame is provided with a cutting machine. The beneficial effects are that: this maize straw stem leaf separator can make maize straw pass through straw transfer passage with upright state, lets the blade droop naturally, then carries out the stem leaf separation, not only can carry out the stem leaf separation to the maize straw of planting in the ground, can also avoid the stem leaf separation of maize straw side inhomogeneous.)

1. The utility model provides a maize straw stem leaf separator which characterized in that: the straw feeding machine comprises a rack, wherein rollers are respectively arranged on two sides of the bottom of the rack, and a plurality of groups of splayed straw guide mechanisms for enabling straws to enter the rack are arranged on the front part of the rack; two groups of straw conveying mechanisms which are bilaterally symmetrical and used for enabling straws to pass through the rack from front to back are arranged in the rack, and a straw conveying channel which is communicated from front to back is formed between the two groups of straw conveying mechanisms; two groups of symmetrical blade smashing mechanisms for smashing blades passing through the straw conveying mechanism are further arranged in the rack; the left side and the right side of the rack are respectively provided with a protective cover for preventing the crushed blades from splashing, the rear end of the bottom of the protective cover is provided with a crushed blade outlet, and the bottom of the protective cover is provided with a screw conveyor for pushing the crushed blades to the crushed blade outlet; and a cutting machine for separating the straw stems from the roots is arranged at the bottom of the rear side of the rack.

2. The corn stalk stem and leaf separating device of claim 1, wherein: every group straw conveying mechanism is including installing first motor, many rotation installations vertical pivot, a full length conveyer belt, many half long conveying belt in the frame at the frame rear end, the power output shaft and the vertical pivot of first motor are connected through first chain drive transmission, every key connection has the conveyer belt wheel in the vertical pivot, full length conveyer belt overlaps simultaneously on the conveyer belt wheel that is located every vertical pivot bottom, half long conveying belt cover is on two adjacent vertical pivot on the conveyer belt wheel of same level, many half long conveying belt is the stairstepping and arranges to many half long conveying belt reduces in the past backward height in proper order.

3. The corn stalk stem and leaf separation device of claim 2, wherein: the first chain transmission mechanism comprises a first driving gear, a first driven gear and a first transmission chain, wherein the first driving gear is connected to a power output shaft of the first motor in a key mode, the first driven gear is connected to the bottom of each longitudinal rotating shaft in a key mode, and the first transmission chain is meshed with the first driving gear and all the first driven gears in the same group of straw conveying mechanisms at the same time.

4. The corn stalk stem and leaf separating device of claim 1, wherein: every group the mechanism is smashed to blade is including installing second motor, many rotation installation horizontal rotating shaft in the frame at the frame rear end, the power output shaft of second motor passes through the shaft coupling hookup with one of them horizontal rotating shaft, horizontal rotating shaft passes through second chain drive transmission and connects, the rigid coupling has the cutter arbor that a plurality of roots were arranged according to the screw-tupe in the horizontal rotating shaft, the terminal rigid coupling of cutter arbor has the blade mutually vertically with the cutter arbor.

5. The corn stalk stem and leaf separation device of claim 4, wherein: the second chain transmission mechanism comprises a second driven gear and a second transmission chain, the second driven gear and the second transmission chain are connected to the rear portion of each transverse rotating shaft in a key mode, and the second transmission chain is meshed with all second driven gears in the blade smashing mechanism of the same group at the same time.

6. The corn stalk stem and leaf separation device of claim 4, wherein: the blade moving to one side of the straw conveying channel has a downward edge.

7. The corn stalk stem and leaf separating device of claim 1, wherein: the wedge-shaped block is arranged on the rack, the bottom end of the wedge-shaped block is parallel to the plane where the saw blade of the cutting machine is located, and the inclined plane of the wedge-shaped block faces the front of the rack.

8. The corn stalk stem and leaf separating device of claim 1, wherein: the protective cover is characterized in that a concave semi-cylinder pushing groove is formed in the bottom of the protective cover and communicated with a crushed leaf outlet, the auger conveyor comprises a third motor and a spiral pushing rod, the third motor is installed at the front end of the frame, the spiral pushing rod is located in the pushing groove, and the front portion of the spiral pushing rod is connected with a power output shaft of the third motor through a coupler.

9. The corn stalk stem and leaf separating device of claim 1, wherein: the frame includes the rectangle frame of two symmetries, lower connecting plate, upper junction plate, and the spacing distance between two rectangle frames is greater than straw conveying channel's width, the rear side bottom of two rectangle frames of screw installation is used to the lower connecting plate, the cutting machine is installed under on the connecting plate, the top at two rectangle frames is installed to the screw for the upper junction plate, the upper junction plate bottom is equipped with the support bar of clamp between two rectangle frames, the outside rigid coupling of rectangle frame has two gyro wheel supports, the bottom rigid coupling of gyro wheel support has the bearing frame, the bearing is installed to the interference in the bearing frame, the gyro wheel axle is installed to the interference in the inner circle of bearing, gyro wheel fixed mounting is on the gyro wheel axle.

10. The corn stalk stem and leaf separation device of claim 9, wherein: each group of straw guide mechanism comprises two symmetrical bent guide rods, and the guide rods are welded at the front end of the rectangular frame.

Technical Field

The invention relates to the field of corn straw treatment, in particular to a corn straw stem and leaf separating device.

Background

The corn straws are mainly divided into leaves and stems, and the leaves can be smashed to be used as feed for feeding cattle and sheep; the stalks are mainly used as fuel, and are directly burned for cooking or made into particles and briquettes for sale after being mechanically extruded. The corn stalks are harvested by general farmers, then firstly put in the cattle and sheep pen, and the stalks left after the cattle and sheep eat the leaves are used as fuel, so that the method is only suitable for the farmers.

At present, the device is also professional for separating the blades and the stalks of the corn straws, but the harvested corn straws are transversely fed into the device, the corn straws are always in a flat transportation form in the device, in the leaf removing process, the contact area of the lower part of the corn straws and the blade separation knife roll positioned below the lower part is large due to the action of gravity, the separation of the blades is facilitated, the stalk parts are easily separated, the blades on the upper parts of the corn straws are not easily separated by the blade separation knife roll, the blades are not thoroughly removed, and a large number of stalks are carried in the separated blades.

In addition, the conventional corn straw stem-leaf separation device can not directly separate the stem leaves of the corn straws planted in the field.

Under the natural growth state, the stalks of the corn straws are kept in an upright state, the leaves of the corn straws can naturally droop, and the stems and leaves of the corn straws can be separated from the natural shape of the corn straws.

Disclosure of Invention

The invention aims to overcome the problems in the prior art and provides a corn straw stem and leaf separating device.

In order to achieve the technical purpose and achieve the technical effect, the invention is realized by the following technical scheme:

a corn straw stem leaf separation device comprises a rack, wherein rollers are respectively arranged on two sides of the bottom of the rack, and a plurality of groups of splayed straw guide mechanisms which enable straws to enter the rack are arranged on the front part of the rack; two groups of straw conveying mechanisms which are bilaterally symmetrical and used for enabling straws to pass through the rack from front to back are arranged in the rack, and a straw conveying channel which is communicated from front to back is formed between the two groups of straw conveying mechanisms; two groups of symmetrical blade smashing mechanisms for smashing blades passing through the straw conveying mechanism are further arranged in the rack; the left side and the right side of the rack are respectively provided with a protective cover for preventing the crushed blades from splashing, the rear end of the bottom of the protective cover is provided with a crushed blade outlet, and the bottom of the protective cover is provided with a screw conveyor for pushing the crushed blades to the crushed blade outlet; and a cutting machine for separating the straw stems from the roots is arranged at the bottom of the rear side of the rack.

Further, every group straw conveying mechanism is including installing first motor, many rotation installations vertical pivot, a full length conveyer belt, many half long conveying belt in the frame at the frame rear end, the power output shaft of first motor is connected through first chain drive transmission with vertical pivot, every key connection has a conveyer belt wheel in the vertical pivot, the full length conveyer belt overlaps simultaneously on the conveyer belt wheel that is located every vertical pivot bottom, half long conveying belt overlaps on the conveyer belt wheel of same level height on two adjacent vertical pivots, many half long conveying belt is the stairstepping and arranges to many half long conveying belt reduces in the past backward height in proper order.

Furthermore, the first chain transmission mechanism comprises a first driving gear which is connected to a power output shaft of the first motor in a key mode, a first driven gear which is connected to the bottom of each longitudinal rotating shaft in a key mode, and a first transmission chain, wherein the first transmission chain is meshed with the first driving gear and all the first driven gears in the same group of straw conveying mechanisms at the same time.

Further, every group the mechanism is smashed to blade is including installing second motor, many rotation installation horizontal rotating shaft in the frame at the frame rear end, the power output shaft of second motor passes through the shaft coupling hookup with one of them horizontal rotating shaft, horizontal rotating shaft passes through second chain drive transmission and connects, the rigid coupling has a plurality of cutter arbor of arranging according to the screw-tupe in the horizontal rotating shaft, the terminal rigid coupling of cutter arbor has the blade mutually perpendicular with the cutter arbor.

Furthermore, the second chain transmission mechanism comprises a second driven gear and a second transmission chain, wherein the second driven gear and the second transmission chain are connected to the rear part of each transverse rotating shaft in a key mode, and the second transmission chain is meshed with all second driven gears in the same blade crushing mechanism.

Further, the cutting edge of the blade moving to one side of the straw conveying channel faces downwards.

Furthermore, a wedge-shaped block installed on the rack is arranged above the cutting machine, the bottom end of the wedge-shaped block is parallel to the plane where the saw blade of the cutting machine is located, and the inclined plane of the wedge-shaped block faces the front of the rack.

Furthermore, the bottom of the protective cover is provided with a concave semi-cylinder pushing groove, the pushing groove is communicated with a crushed leaf outlet, the auger conveyor comprises a third motor arranged at the front end of the frame and a spiral pushing rod positioned in the pushing groove, and the front part of the spiral pushing rod is connected with a power output shaft of the third motor through a coupler.

Further, the frame includes the rectangle frame of two symmetries, lower connecting plate, upper junction plate, and the spacing distance between two rectangle frames is greater than straw conveying channel's width, the rear side bottom of two rectangle frames of screw installation is used to the lower connecting plate, the cutting machine is installed on the lower connecting plate, the top at two rectangle frames is installed to the screw for the upper junction plate, the upper junction plate bottom is equipped with the support bar of clamp between two rectangle frames, the outside rigid coupling of rectangle frame has two gyro wheel supports, the bottom rigid coupling of gyro wheel support has the bearing frame, the bearing is installed to the interference in the bearing frame, the gyro wheel axle is installed to the interference in the inner circle of bearing, gyro wheel fixed mounting is on the gyro wheel axle.

Furthermore, each group of straw guide mechanism comprises two symmetrical bent guide rods, and the guide rods are welded at the front end of the rectangular frame.

The invention has the beneficial effects that: the corn straw separating device comprises a straw conveying channel, a straw guide mechanism, two groups of symmetrical straw conveying mechanisms, a protective cover, a screw conveyor and a screw conveyor, wherein the straw guide mechanism is used for enabling upright corn straws to enter the straw conveying channel, the two groups of symmetrical straw conveying mechanisms are used for enabling the corn straws to pass through the straw conveying channel from front to back, the two groups of symmetrical blade smashing mechanisms are used for smashing blades penetrating through the straw conveying mechanism so as to separate stems and leaves, the protective cover and the screw conveyor are used for being matched to output the smashed blades, and the rollers arranged on two sides of the bottom of a rack are used for enabling the corn straw stem-leaf separating device to be pushed; this maize straw stem leaf separator can make maize straw pass through straw transfer passage with upright state, lets the blade droop naturally, then carries out the stem leaf separation, not only can carry out the stem leaf separation to the maize straw of planting in the ground, can also avoid the stem leaf separation of maize straw side inhomogeneous.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:

FIG. 1 is a schematic structural diagram of a first view angle of a corn stalk stem-leaf separation device in an embodiment of the invention;

FIG. 2 is a schematic structural diagram of a second view angle of the corn stalk stem-leaf separation device in the embodiment of the invention;

FIG. 3 is a schematic structural diagram of the inside of a corn stalk stem-leaf separation device in the embodiment of the invention;

FIG. 4 is a schematic structural diagram of a straw conveying mechanism in an embodiment of the invention;

FIG. 5 is a schematic structural view of a blade breaking mechanism in an embodiment of the present invention;

FIG. 6 is a schematic structural view of a combination of a protective cover and an auger conveyor according to an embodiment of the invention;

FIG. 7 is a schematic structural view of a combination of a frame, rollers and a straw guide mechanism in an embodiment of the present invention;

FIG. 8 is a schematic view of a portion of a rack and roller assembly according to an embodiment of the present invention.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

As shown in fig. 1 to 8, a corn straw stem-leaf separation device comprises a frame 1, wherein two sides of the bottom of the frame 1 are respectively provided with a roller 2, and the front part of the frame 1 is provided with three groups of splayed straw guide mechanisms 3 which enable straws to enter the frame; two groups of straw conveying mechanisms 4 which are bilaterally symmetrical and used for enabling straws to pass through the rack from front to back are arranged in the rack 1, and a straw conveying channel which is communicated from front to back is formed between the two groups of straw conveying mechanisms 4; two groups of blade smashing mechanisms 5 which are symmetrical and used for smashing the blades passing through the straw conveying mechanism 4 are also arranged in the rack 1; the left side and the right side of the rack 1 are respectively provided with a protective cover 6 for preventing the crushed blades from splashing, the rear end of the bottom of the protective cover 6 is provided with a crushed blade outlet 601, and the bottom of the protective cover 6 is provided with an auger conveyor 7 for pushing the crushed blades to the crushed blade outlet 601; a cutting machine 8 for separating the straw stems from the roots is arranged at the bottom of the rear side of the frame 1.

Each group of straw conveying mechanism 4 comprises a first motor 401 arranged at the rear end of the rack 1, three longitudinal rotating shafts 402 rotatably arranged in the rack 1, a full-length conveying belt 404 and two half-length conveying belts 405, wherein a power output shaft of the first motor 401 is in transmission connection with the longitudinal rotating shafts 402 through a first chain transmission mechanism, each longitudinal rotating shaft 402 is in key connection with a conveying belt wheel 403, the full-length conveying belts 404 are simultaneously sleeved on the conveying belt wheel 403 positioned at the bottom of each longitudinal rotating shaft 402, the half-length conveying belts 405 are sleeved on the conveying belt wheels 403 at the same horizontal height on the two adjacent longitudinal rotating shafts 402, the two half-length conveying belts 405 are arranged in a step shape, and the heights of the two half-length conveying belts 405 are reduced from front to back in sequence, so that the blades on the corn straws can pass through the straw conveying mechanism 4 and are smashed by the blade smashing mechanism 5, and the corn straws can be favorably toppled to the rear of the straw conveying channel.

The first chain transmission mechanism comprises a first driving gear 406 which is connected with the power output shaft of the first motor 401 in a key mode, a first driven gear 407 which is connected with the bottom of each longitudinal rotating shaft 402 in a key mode, and a first transmission chain 408, wherein the first transmission chain 408 is meshed with the first driving gear 406 and all the first driven gears 407 in the same group of straw conveying mechanisms 4 at the same time.

Each group of blade smashing mechanism 5 comprises a second motor 504 arranged at the rear end of the rack 1 and four transverse rotating shafts 501 rotatably arranged in the rack 1, a power output shaft of the second motor 504 is connected with one transverse rotating shaft 501 through a coupler, the transverse rotating shafts 501 are in transmission connection through a second chain transmission mechanism, a plurality of cutter bars 502 arranged in a spiral mode are fixedly connected to the transverse rotating shafts 501, and blades 503 perpendicular to the cutter bars 502 are fixedly connected to the tail ends of the cutter bars 502.

The second chain transmission mechanism comprises a second driven gear 505 and a second transmission chain 506 which are connected with the rear part of each transverse rotating shaft in a key mode, and the second transmission chain 506 is meshed with all the second driven gears 505 in the same blade crushing mechanism 5 at the same time.

The blade 503 moving to one side of the straw conveying channel has a downward edge. So that the broken blade falls down into the chute 602 by the inertial force of the blade 503.

The upper part of the cutting machine 8 is provided with a wedge-shaped block 9 arranged on the frame 1, the bottom end of the wedge-shaped block 9 is parallel to the plane where the saw blade of the cutting machine 8 is positioned, and the inclined surface of the wedge-shaped block 9 faces the front of the frame 1. The wedge-shaped block 9 prevents the cut-off corn stalks from being pressed on the saw blade of the cutting machine 8 due to the action of gravity, and is favorable for the corn stalks to topple over towards the rear of the stalk conveying channel.

The bottom of the protective cover 6 is provided with a downward-concave semi-cylindrical material pushing groove 602, the material pushing groove 602 is communicated with the crushed leaf outlet 601, the auger conveyor 7 comprises a third motor 701 arranged at the front end of the rack and a spiral pushing rod 702 positioned in the material pushing groove 602, the front part of the spiral pushing rod 702 is connected with a power output shaft of the third motor 701 through a coupler, and two ends of the spiral pushing rod 702 are respectively rotatably arranged in bearings positioned at the bottom of the rack 1.

The machine frame 1 comprises two symmetrical rectangular frames 101, a lower connecting plate 102 and an upper connecting plate 103, the spacing distance between the two rectangular frames 101 is larger than the width of a straw conveying channel, the lower connecting plate 102 is used for installing the bottom parts of the rear sides of the two rectangular frames 101 through screws, the cutting machine 8 is installed on the lower connecting plate 102, the upper connecting plate 103 is installed at the top parts of the two rectangular frames 101 through screws, the bottom part of the upper connecting plate 103 is provided with a supporting bar 104 clamped between the two rectangular frames 101, the outer side of each rectangular frame 101 is fixedly connected with two roller supports 105, the bottom end of each roller support 105 is fixedly connected with a bearing seat 106, a bearing 107 is installed in each bearing seat 106 in an interference mode, a bearing shaft 201 is installed in an inner ring of each bearing 107 in an interference mode, and a roller 2 is fixedly installed on each roller shaft 201.

Each group of straw guide mechanism 3 comprises two symmetrical bent guide rods 301, and the guide rods 301 are welded at the front end of the rectangular frame 101.

In order to facilitate the collection and bagging of the crushed blades, a tubular elevator is arranged at the rear side of the rack, the inlet of the tubular elevator is butted at the crushed blade outlet, and the crushed blades are contained in a container below the outlet of the tubular elevator.

The working principle is as follows: the first working mode is that the corn straw stem and leaf separating device is placed on a flat ground, corn straws harvested from the ground are stuffed into the straw conveying channel from the front of the rack, the corn straws move from front to back under the action of the straw conveying mechanism, the blades of the corn straws passing through the straw conveying mechanism are smashed by the blade smashing mechanism, the smashed blades fall into the material pushing groove, the auger conveyor pushes the smashed blades out from the smashed blade outlet, and stems of the corn straws without the blades are directly output from the rear part of the straw conveying channel.

The second working mode is that the corn straw stem and leaf separating device is arranged on one side of a tractor, the tractor pushes the corn straw stem and leaf separating device to advance along a planting line of corn, corn straws enter the straw conveying channel under the guiding action of the straw guiding mechanism, the corn straws move backwards from the front under the action of the straw conveying mechanism, blades of the corn straws passing through the straw conveying mechanism are smashed by the blade smashing mechanism, the smashed blades fall into the pushing chute, the auger conveyor pushes the smashed blades out from the smashed blade outlet, and the part, close to the ground, of stems of the corn straws without the blades is cut off by a saw blade of the cutting machine and then is output from the rear part of the straw conveying channel.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to 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.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.