CN112930834A - Clamping and conveying device and equipment for stem seedlings of root crops - Google Patents
Clamping and conveying device and equipment for stem seedlings of root crops Download PDFInfo
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- CN112930834A CN112930834A CN202110062928.2A CN202110062928A CN112930834A CN 112930834 A CN112930834 A CN 112930834A CN 202110062928 A CN202110062928 A CN 202110062928A CN 112930834 A CN112930834 A CN 112930834A
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- 244000273928 Zingiber officinale Species 0.000 description 3
- 235000006886 Zingiber officinale Nutrition 0.000 description 3
- 235000008397 ginger Nutrition 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
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- 235000002678 Ipomoea batatas Nutrition 0.000 description 2
- 244000061456 Solanum tuberosum Species 0.000 description 2
- 235000002595 Solanum tuberosum Nutrition 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 235000004611 garlic Nutrition 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 235000020232 peanut Nutrition 0.000 description 2
- 235000017060 Arachis glabrata Nutrition 0.000 description 1
- 235000010777 Arachis hypogaea Nutrition 0.000 description 1
- 235000018262 Arachis monticola Nutrition 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D27/00—Machines with both topping and lifting mechanisms
- A01D27/04—Machines with both topping and lifting mechanisms with moving or rotating tools
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- Life Sciences & Earth Sciences (AREA)
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- Transplanting Machines (AREA)
Abstract
The invention discloses a clamping and conveying device and equipment for stem and seedling of a root crop, which adopts the technical scheme that: the stem seedling conveying device comprises a clamping chain assembly and a chain cover assembly, wherein the clamping chain assembly comprises a left clamping chain and a right clamping chain which are meshed together, a plurality of shifting teeth are distributed on the outer sides of the left clamping chain and the right clamping chain, and the shifting teeth of the left clamping chain and the right clamping chain are arranged in a staggered mode to form a stem seedling conveying channel; the chain cover assembly comprises a left chain cover assembly arranged on the outer side of the left clamping chain and a right chain cover assembly arranged on the outer side of the right clamping chain, and the right chain cover assembly is provided with a stem seedling guide mechanism; the left chain cover assembly and the right chain cover assembly are arranged above the frame assembly and form a stem seedling guide channel. The invention can complete the operations of feeding, clamping, conveying, spreading and the like of the stem seedlings of the root crops at one time, and has reliable work and wide application range.
Description
Technical Field
The invention relates to the technical field of agricultural machinery, in particular to a clamping and conveying device and equipment for stem and seedling of a root crop.
Background
The root crops such as beet, peanut, potato, garlic and sweet potato are important economic crops in China, the planting area and the yield are at the first position in the world, and the leaves, the stem seedlings and the like are important industrial raw materials, vegetables and feeds, so that the method has high nutritional value and wide collection and utilization prospects. The stem and seedling of the rhizome crops grow vigorously, are seriously creeping and wound, are not easy to separate, have large labor intensity, high cost and low efficiency for manually cutting off the seedling tendrils, and influence the normal harvest of the rhizome crops. The clamping and conveying of the stems and the seedlings of the root crops are important processes of the combined harvester in field operation, and the performance of the combined harvester directly influences the harvesting efficiency, the cleaning rate and the damage rate. The stem and seedling clamping and conveying device has the functions of guiding the stem and seedling to be cut to the cutting device, righting the lodging stem and seedling in the guiding process, supporting the stem and seedling to ensure smooth cutting during cutting, and clamping and conveying the cut stem and seedling to the ground or other collecting devices.
In recent years, a certain amount of research is carried out on crop stem and seedling clamping and conveying devices in China. Chinese utility model patent CN202005148U discloses a sugarcane leaf stripping machine, wherein the clamping and conveying device is composed of a tension spring, a guide pressure plate and a clamping roller, the upper end of the guide pressure plate is tensioned to the box body by the tension spring, the pressure of the guide pressure plate can be adjusted by adjusting the tension of the tension spring, and the lower end is provided with more than two component force grooves and pressed on the clamping roller; the supporting point of the guide pressure plate is positioned above the feeding port and is connected with the box body, and the clamping roller consists of a clamping roller drum and a plurality of rows of rubber anti-skidding bodies which are transversely wavy and wound on the clamping roller drum. Chinese utility model patent CN205196308U discloses a ginger harvester, its clamping device installs in the sword top that loosens the soil, is the high setting in low back before being, and its action wheel dress is at the lower extreme of feeding roller, rotates along with the feeding roller to drive clamping device and carry ginger seedling backward movement, clamping device's linear velocity is opposite with machines forward velocity, and faster than operating speed slightly, so just guaranteed when extracting that ginger seedling keeps upright basically.
The inventor finds that the stem seedling clamping and conveying devices can complete feeding and clamping work of corresponding crops, but the principles and operation parameters of the stem seedling reeling device, the clamping device and the conveying device are not deeply researched, and the difference from the actual conditions of harvesting operation is large; the method can not adapt to the problems of complex physiological characteristics and planting modes of the stem and seedling of the crop, and has no good solution for the stem and seedling with luxuriant growth and serious creeping and winding; the adaptability of the plant seedling transplanting machine is weak, a design scheme is provided only for specific crop stem seedlings, and the diversity of the physiological conditions of the crop stem seedlings and the universality of equipment are not considered.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a device and equipment for clamping and conveying the stem seedlings of the root crops, which can finish the operations of feeding, clamping, conveying, tiling and the like of the stem seedlings of the root crops at one time, and have reliable work and wide application range.
In order to achieve the purpose, the invention is realized by the following technical scheme:
in a first aspect, an embodiment of the present invention provides a clamping and conveying device for stem and seedling of a root crop, including:
the clamping chain assembly comprises a left clamping chain and a right clamping chain which are meshed together, a plurality of shifting teeth are distributed on the outer sides of the left clamping chain and the right clamping chain, and the shifting teeth of the left clamping chain and the shifting teeth of the right clamping chain are arranged in a staggered mode to form a stem seedling conveying channel;
the chain cover assembly comprises a left chain cover assembly and a right chain cover assembly, wherein the left chain cover assembly is arranged on the outer side of the left clamping chain, the right chain cover assembly is arranged on the outer side of the right clamping chain, and the right chain cover assembly is provided with a stem seedling guide mechanism; the left chain cover assembly and the right chain cover assembly are arranged above the frame assembly and form a stem seedling guide channel.
As a further implementation, the engagement section of the right gripper chain has a greater number of fingers than the number of engagement section fingers of the left gripper chain.
As a further implementation mode, the clamping device further comprises a transmission mechanism, wherein the transmission mechanism comprises a front transmission box assembly connected with the left clamping chain and a rear transmission box assembly connected with the right clamping chain.
As a further implementation mode, the front transmission case assembly and the rear transmission case assembly are connected through a middle connecting frame, one side of the middle connecting frame is connected with a support frame assembly, and the support frame assembly is connected with the rack assembly.
As a further implementation manner, the support frame assembly comprises a side support frame, and the side support frame is connected with the middle connecting frame through a tensioning wheel assembly; the tensioning wheel assembly is used for tensioning the roller chain, and the roller chain is connected with the front transmission case assembly and the rear transmission case assembly.
As a further implementation mode, the length of the right chain cover assembly is larger than that of the left chain cover assembly, and the front part and the middle part of the left chain cover assembly and the right chain cover assembly are of symmetrical structures.
As a further implementation manner, the right chain cover assembly comprises a right front chain cover, a right middle chain cover I and a right middle chain cover II which are connected behind the right front chain cover, and the right middle chain cover I and the right middle chain cover II are spliced together; the rear parts of the right middle chain cover I and the right middle chain cover II are connected with the right rear chain cover I and the right rear chain cover II, and the right rear chain cover II is located below the right rear chain cover I.
As a further implementation manner, the left chain cover assembly comprises a left front chain cover, a left middle chain cover I and a left middle chain cover II which are connected behind the left front chain cover, and the left middle chain cover I and the left middle chain cover II are spliced together; left back chain cover I and left back chain cover II are connected to left well chain cover I and the II rear of left well chain cover, and left back chain cover II is located left back chain cover I below.
As a further implementation manner, the stem seedling guide mechanism comprises an upper seedling guide plate and a lower seedling guide plate, the upper seedling guide plate is installed above the right chain cover assembly, and the lower seedling guide plate is installed below the right chain cover assembly.
In a second aspect, the embodiment of the invention also provides a clamping and conveying device for the stem and seedling of the root-tuber crops, which comprises the conveying device.
The beneficial effects of the above-mentioned embodiment of the present invention are as follows:
(1) one or more embodiments of the invention comprise a clamping chain assembly, a transmission mechanism, a chain cover assembly and a rack assembly, and can complete operations of feeding, clamping, conveying, tiling and the like of the stem seedlings of the root crops at one time.
(2) The clamping chain fingers of one or more embodiments of the invention are arranged in a staggered manner at the middle meshing part of the clamping chain, so that a stem seedling transportation channel can be formed, and for severely wound stem seedlings, the stem seedlings can be divided in the channel to ensure the stable and ordered delivery of the stem seedlings without causing congestion.
(3) In one or more embodiments of the invention, when the stem seedlings are conveyed to the tail end of the clamping channel, the excessive poking fingers on the right clamping chain can rapidly poke out the seriously gathered and entangled stem seedlings, so that the clamping chain wheels and the conveying channel are ensured not to be blocked, and the stem seedlings are guided by the stem seedling guide mechanism to be flatly laid on the frame collection platform.
(4) In one or more embodiments of the invention, the chain cover assembly can effectively prevent the stem seedlings from being drawn into the clamping chain and the clamping chain wheel, ensure that the transmission part moves smoothly without winding the stem seedlings, and the left and right chain cover assemblies are arranged on the frame assembly to form a stem seedling supporting and guiding channel, thereby ensuring the smooth conveying of the stem seedlings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
FIG. 1 is a schematic block diagram of the present invention according to one or more embodiments;
FIG. 2 is a schematic illustration of a gripper chain assembly according to one or more embodiments of the present disclosure;
FIG. 3 is a schematic illustration of a tensioner assembly according to one or more embodiments of the present invention;
FIG. 4 is a schematic illustration of a transmission according to one or more embodiments of the present invention;
FIG. 5 is a side view of a transmission according to one or more embodiments of the present invention;
FIG. 6 is a cross-sectional view of a transmission C-C according to one or more embodiments of the present invention;
FIG. 7 is a schematic illustration of a mid-link structure according to one or more embodiments of the present disclosure;
FIG. 8 is a cross-sectional view of a drive mechanism D-D according to one or more embodiments of the present invention;
FIG. 9 is a cross-sectional view of a drive mechanism E-E of the present invention according to one or more embodiments;
FIG. 10 is a top view of a chain cage assembly according to one or more embodiments of the present invention;
FIG. 11 is an isometric right view of a chain cage assembly according to one or more embodiments of the present invention;
FIG. 12 is an isometric left view of a chain cage assembly according to one or more embodiments of the present invention;
FIG. 13 is a schematic view of the configuration of a seedling raising rack according to one or more embodiments of the present invention;
the chain clamping device comprises a clamping chain assembly, a shifting finger assembly, a right clamping chain assembly;
2. the transmission mechanism 201 comprises a front transmission case assembly, 20101, a chain wheel I, 20102, an input shaft I, 20103, a bevel gear I, 20104, a front transmission case cover, 20105, a chain wheel II, 20106, a front transmission case body, 20107, an output shaft I, 20108, a clamping chain wheel I, 20109, a bevel gear II, 202, a middle connecting frame, 20201, a middle connecting frame plate I, 20202, a middle connecting frame plate II, 20203, a middle connecting frame plate III, 20204, a middle connecting frame plate IV, 203, a rear transmission case assembly, 20301, a chain wheel III, 20302, an input shaft II, 20303, a bevel gear III, 20304, a rear transmission case cover, 20305, a side cover, 20306, a rear transmission case body, 20307, an output shaft II, 08 20309, a clamping chain wheel II, 20309, a bevel gear IV, 204, a support frame assembly, 20401, a side support frame assembly, 20402, a tension pulley assembly, 20403, 20411, a rack connecting plate, 20412 and a roller chain support plate I;
3. the chain cover assembly comprises a chain cover assembly 301, a left chain cover assembly 30101, a left front chain cover 30102, a left middle chain cover I, 30103, a left middle chain cover II, 30104, a left rear chain cover I, 30105, a left rear chain cover II, 302, a right chain cover assembly 30201, a right front chain cover 30202, a right middle chain cover I, 30203, a right middle chain cover II, 30204, a right rear chain cover I, 30205, a right rear chain cover II, 303, a stem seedling guide mechanism, 30301, an upper seedling guide bracket, 30302, a lower seedling guide plate, 30311, a frame connecting plate II, 30312, a seedling guide connecting plate, 30313, an upper seedling guide plate, 304, a chain cover bracket assembly 30401, a chain cover bracket I, 30402, a chain cover bracket II, 30403, a chain cover bracket III, 30404, a chain cover bracket IV, 30405, a chain cover bracket 30406, a chain cover bracket VII, a 30408, a chain cover bracket VI;
4. a frame assembly.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
for convenience of description, the words "up", "down", "left" and "right" in this application, if any, merely indicate that the directions of movement are consistent with those of the figures themselves, and are not limiting in structure, but merely facilitate the description of the invention and simplify the description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting in this application.
The terms "mounted", "connected", "fixed", and the like in the present application should be understood broadly, and for example, the terms "mounted", "connected", and "fixed" may be fixedly connected, detachably connected, or integrated; the two components can be connected directly or indirectly through an intermediate medium, or the two components can be connected internally or in an interaction relationship, and the terms can be understood by those skilled in the art according to specific situations.
The first embodiment is as follows:
the embodiment provides a clamping and conveying device for stem seedlings of rhizome crops, which comprises a clamping chain assembly 1, a transmission mechanism 2, a chain cover assembly 3 and a rack assembly 4, wherein the clamping chain assembly 1 is installed at the front end of the rack assembly 4, and the transmission mechanism 2 is connected with the clamping chain assembly 1 and is fixed with the rack assembly 4, as shown in fig. 1. The clamping chain assembly 1 is obliquely arranged, and the transmission mechanism 2 is arranged at the high end of the clamping chain assembly 1. The clamping chain assembly 1 is arranged inside the chain cover assembly 3, and the chain cover assembly 3 is fixed with the rack assembly 4.
In the present embodiment, the direction of operation of the apparatus in use is taken as the front, the direction of view in fig. 1 is taken as the reference, and the upper side in fig. 1 is taken as the right and the lower side is taken as the left. The frame assembly 4 is of a conventional structure and will not be described in detail herein.
Further, as shown in fig. 2, the clamping chain assembly 1 includes a left clamping chain 101, a right clamping chain 102, and a clamping sprocket assembly 103, wherein the clamping sprocket assemblies 103 are disposed inside the left clamping chain 101 and the right clamping chain 102, the clamping sprocket assembly 103 is used for tensioning the left clamping chain 101 and the right clamping chain 102, and under the tensioning action of the clamping sprocket assembly 103, the left clamping chain 101 and the right clamping chain 102 form a triangular structure, respectively.
One side of the left holding chain 101 and the right holding chain 102 is engaged (the side is an engaging section), and the two move relatively on the same plane. The outer sides of the left clamping chain 101 and the right clamping chain 102 are provided with shifting fingers 10101, and the shifting fingers 10101 of the left clamping chain and the right clamping chain are distributed in a staggered mode to form a stem seedling transportation channel, so that the stem seedlings are conveyed stably and orderly.
One ends of the left clamping chain 101 and the right clamping chain 102 form a V-shaped structure, so that the stem seedlings can enter the stem seedling conveying channel. In the present embodiment, the distance between the fingers 10101 is 76mm, and it is understood that in other embodiments, the distance between the fingers 10101 may have other values.
Further, the engaging sections of the left and right holding chains 101 and 102 have different numbers of fingers 10101, and the engaging section of the right holding chain 102 has a larger number of fingers 10101 than the number of the engaging section fingers 10101 of the left holding chain 101.
In the present embodiment, the number of the engaging section fingers 10101 of the right clamp chain 102 is five more than the number of the engaging section fingers 10101 of the left clamp chain 101, that is, the length is increased by 380 mm. When the clamping device clamps the stem seedlings and transports the stem seedlings to the tail end of the clamping chain, the excessive poking fingers 10101 of the right clamping chain 102 can quickly poke out the stem seedlings to be screwed into the left clamping chain wheel and lay the stem seedlings on the collecting platform of the rack in a tiled mode, and therefore smooth conveying of the stem seedlings and blockage of the clamping chain wheel and the conveying channel are guaranteed.
Further, as shown in fig. 3, the clamp sprocket assembly 103 comprises a plurality of clamp sprockets 10302, the clamp sprockets 10302 are mounted on the clamp sprocket support 10301 by bearings; the link arm distance L of the clamp sprocket support 10301 is adjustable to enable effective tensioning of the clamp chain.
The clamping chain wheel at the tail end of the left clamping chain 101 is a clamping chain wheel I20108, and the clamping chain wheel at the tail end of the right clamping chain 102 is a clamping chain wheel II 20308; power is input by a clamping chain wheel I20108 and a clamping chain wheel II 20308 to drive a left clamping chain 101 and a right clamping chain 102 to clamp and convey crop stalks at a speed v.
As shown in fig. 4 and 5, the transmission mechanism 2 includes a front transmission case assembly 201, a middle connecting frame 202, a rear transmission case assembly 203, a support frame assembly 204, and a roller chain 205, wherein the front end of the middle connecting frame 202 is connected to the front transmission case assembly 201, and the rear end is connected to the rear transmission case assembly 203. The support frame assembly 204 is fixedly installed at the connection position of the right side surface and the lower surface of the middle connecting frame 202.
Further, as shown in fig. 6, the front transmission case assembly 201 includes a sprocket i 20101, an input shaft i 20102, a bevel gear i 20103, a front transmission case cover 20104, a sprocket ii 20105, a front transmission case 20106, an output shaft i 20107, a clamping sprocket i 20108 and a bevel gear ii 20109, the sprocket i 20101 is mounted at one end of the input shaft i 20102, and the sprocket ii 20105 is mounted at the other end of the input shaft i 20102.
The input shaft I20102 is provided with a bevel gear I20103, and the bevel gear I20103 is meshed with a bevel gear II 20109; the bevel gear I20103 and the bevel gear II 20109 are arranged inside the front transmission box body 20106, and a front transmission box cover 20104 is installed on the front transmission box body 20106. The bevel gear II 20109 is mounted at one end of the output shaft I20107, and the other end of the output shaft I20107 is connected with the clamping chain wheel I20108. Power is input by the chain wheel I20101, is transmitted to the left clamping chain 101 through the bevel gear I20103, the bevel gear II 20109 and the clamping chain wheel I20108, and drives the left clamping chain 101 to work.
Further, as shown in fig. 8, the rear transmission case assembly 203 includes a sprocket iii 20301, an input shaft ii 20302, a bevel gear iii 20303, a rear transmission case cover 20304, a side cover 20305, a rear transmission case 20306, an output shaft ii 20307, a clamping sprocket ii 20308, and a bevel gear iv 20309, the sprocket iii 20301 is mounted at one end of the input shaft ii 20302, and the bevel gear iii 20303 is mounted at the other end of the input shaft ii 20302; the input shaft II 20302 is provided with a bevel gear III 20303, and the bevel gear III 20303 is meshed with a bevel gear IV 20309. The chain wheel III 20301 is connected with the chain wheel II 20105 through a roller chain 205.
Bevel gears III 20303 and IV 20309 are arranged in the rear transmission case 20306, a rear transmission case cover and a rear transmission case cover are mounted at the top of the rear transmission case 20306, and side covers 20305 are mounted on the side surface of the rear transmission case 20306. The bevel gear IV 20309 is installed at one end of the output shaft II 20307, and the other end of the output shaft II 20307 is connected with the clamping chain wheel II 20308. The power is input by the chain wheel I20101 and is transmitted to the right clamping chain 102 through the chain wheel II 20105, the chain wheel III 20301, the bevel gear III 20303, the bevel gear IV 20309 and the clamping chain wheel II 20308 so as to drive the right clamping chain 102 to work.
Further, as shown in fig. 7, middle connecting frame 202 includes middle connecting frame plate i 20201, middle connecting frame plate ii 20202, middle connecting frame plate iii 20203 and middle connecting frame plate iv 20204, in this embodiment, middle connecting frame plate ii 20202 and middle connecting frame plate iv 20204 are disposed opposite to each other, and are connected by middle connecting frame plate i 20201 perpendicular to them; two middle connecting frame plates I20201 are arranged at intervals.
Middle connecting frame plate III 20203 is connected between the bottoms of the two middle connecting frame plates I20201, and a rectangular frame structure is formed by the plates. The middle connecting frame plate II 20202 is fixedly connected with the front transmission case 20106 through a plurality of holes, the middle connecting frame plate IV 20204 is fixedly connected with the rear transmission case 20306 through a plurality of holes, the middle connecting frame plate I20201 is fixedly connected with the side support frame 20401 through a plurality of holes, and the middle connecting frame plate III 20203 is fixedly connected with the lower support frame 20403 through a plurality of long holes.
The middle connecting frame 202 ensures the correct installation positions of the front transmission case assembly 201 and the rear transmission case assembly 203, and further ensures the correct installation of the left clamping chain 101 and the right clamping chain 102. In this embodiment, there are four holes and four long holes. Of course, in other embodiments, the number of the holes and the long holes may be other, as long as the installation requirements can be met.
As shown in fig. 9, the support frame assembly 204 includes a side support frame 20401, a tension pulley assembly 20402 and a lower support frame 20403, the side support frame 20401 is vertically installed, the tension pulley assembly 20402 is installed at the top end thereof, and the bottom end thereof is connected with a frame connecting plate i 20411; the side support frame 20401 is connected with the rack assembly 4 through a rack connecting plate I20411. The tension pulley assembly 20402 is arranged on the inner side of the roller chain 205, power is transmitted to the sprocket III 20301 from the sprocket II 20105 through the roller chain 205, and the roller chain 205 is tensioned through the tension pulley assembly 20402.
The lower support frame 20403 is connected with a stem seedling guide mechanism 303, and the stem seedling guide mechanism 303 belongs to a part of the chain cover assembly 3. As shown in fig. 10-12, the chain cover assembly 3 further includes a left chain cover assembly 301, a right chain cover assembly 302 and a chain cover bracket assembly 304, and the front part and the middle part of the left chain cover assembly 301 and the right chain cover assembly 302 are symmetrical structures.
In this embodiment, the length of the rear part of the right chain guard assembly 302 is increased by 380mm compared with the rear part of the left chain guard assembly 301, and the rear part of the right chain guard assembly 302 is provided with a stem seedling guide mechanism 303. The left chain cover assembly 301 and the right chain cover assembly 302 are fixedly connected above the frame assembly 4 through a bracket assembly 304, and the chain cover assembly 3 can prevent stalk seedlings from being wound on the clamping chain and the clamping chain wheel. Meanwhile, a crop stem seedling guide channel is formed at the mounting position of the chain cover assembly 3 on the frame assembly 4, so that the crop stem seedlings and a transmission part can be guaranteed to move smoothly without being blocked.
Further, as shown in fig. 11, the left chain cover assembly 301 includes a left front chain cover 30101, a left middle chain cover i 30102, a left middle chain cover ii 30103, a left rear chain cover i 30104, and a left rear chain cover ii 30105, the rear side of the left front chain cover 30101 is fixedly connected with the left middle chain cover i 30102 and the left middle chain cover ii 30103, and the left middle chain cover i 30102 and the left middle chain cover ii 30103 are spliced together. The rear sides of the left middle chain cover I30102 and the left middle chain cover II 30103 are fixedly connected with a left rear chain cover I30104 and a left rear chain cover II 30105, and the left rear chain cover II 30105 is located below the left rear chain cover I30104.
As shown in FIG. 12, the right chain cover assembly 302 comprises a right front chain cover 30201, a right middle chain cover I30202, a right middle chain cover II 30203, a right rear chain cover I30204, and a right rear chain cover II 30205, the right front chain cover 30201 is fixedly connected with the right middle chain cover I30202 and the right middle chain cover II 30203 at the rear side, and the right middle chain cover I30202 and the right middle chain cover II 30203 are spliced together. The rear sides of the right middle chain cover I30202 and the right middle chain cover II 30203 are fixedly connected with a right rear chain cover I30204 and a right rear chain cover II 30205, and the right rear chain cover II 30205 is positioned below the right rear chain cover I30204. The left chain cover assembly 301 and the right chain cover assembly 302 adopt the splicing structure, and are convenient to disassemble and assemble.
Further, as shown in fig. 11 and 13, the stem seedling guide mechanism 303 includes an upper seedling guide bracket 30301 and a lower seedling guide plate 30302, wherein the upper seedling guide bracket 30301 includes a frame connecting plate ii 30311, a seedling guide bracket connecting plate 30312 and an upper seedling guide plate 30313; the front part of the upper seedling guide bracket 30301 is connected with the frame assembly 4 through a frame connecting plate II 30311, the middle part is connected with the support frame assembly 204 through a seedling guide frame connecting plate 30312, and the lower seedling guide plate 30302 is fixedly connected on the right rear chain cover II 30205. Furthermore, the upper seedling guide bracket 30301 is connected with the lower support bracket 20403 through a seedling guide bracket connecting plate 30312 and a lower support bracket connecting plate 20412.
The chain cover support assembly 304 comprises a chain cover support I30401, a chain cover support II 30402, a chain cover support III 30403, a chain cover support IV 30404, a chain cover support V30405, a chain cover support VI 30406, a chain cover support VII 30407 and a chain cover support VIII 30408, wherein the chain cover support I30401, the chain cover support II 30402, the chain cover support III 30403, the chain cover support IV 30404 and the chain cover support VIII 30408 are connected and fixed with a chain cover and a frame assembly 4. The chain cover bracket V30405 and the chain cover bracket VI 30406 are fixedly connected with a rear upper chain cover and a rear lower chain cover, and the chain cover bracket VII 30407 is fixedly connected with a rear chain cover and a rear transmission case assembly 203.
The working process of the embodiment is as follows:
power is input from the front transmission case assembly 201 and transmitted to the left clamping chain 101, and is transmitted to the right clamping chain 102 through the rear transmission case assembly 203 to drive the left and right clamping chain wheels to rotate relatively, and the shifting fingers 10101 are arranged in a staggered mode at the meshing positions of the left and right clamping chains to form a stem seedling conveying channel. The stem seedlings of the crops are poked into the stem seedling conveying channel through the poking fingers 10101 on the clamping chains and are clamped by the clamping chains to move upwards along the channel, when the stem seedlings are conveyed to the tail end of the clamping channel, the excessive poking fingers 10101 on the right clamping chain 102 poke the stem seedlings rapidly, and the stem seedlings are guided by the stem seedling guide mechanism 303 to be flatly paved on a frame collecting platform.
The conveying device of the embodiment can guide and centralize lodging and creeping and winding serious stalks aiming at the physiological characteristics and planting modes of the stalks, so that the stalks accurately enter the clamping mechanism and are conveyed.
The conveying device of the embodiment can be arranged on agricultural machinery for harvesting stems and seedlings of various crops such as peanuts, potatoes, sweet potatoes, garlic and the like in the field, and solves the problems of single function, difficult adjustment, insufficient application range and the like of the existing stem and seedling feeding and clamping device.
Example two:
the embodiment provides a clamping and conveying device for stem seedlings of root crops, which comprises the conveying device in the first embodiment, wherein the conveying device is arranged at the front end of an agricultural machine.
The agricultural machine may be a tractor or the like.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A kind of root crop stem seedling clamping conveying appliance, characterized by that, including:
the clamping chain assembly comprises a left clamping chain and a right clamping chain which are meshed together, a plurality of shifting teeth are distributed on the outer sides of the left clamping chain and the right clamping chain, and the shifting teeth of the left clamping chain and the shifting teeth of the right clamping chain are arranged in a staggered mode to form a stem seedling conveying channel;
the chain cover assembly comprises a left chain cover assembly and a right chain cover assembly, wherein the left chain cover assembly is arranged on the outer side of the left clamping chain, the right chain cover assembly is arranged on the outer side of the right clamping chain, and the right chain cover assembly is provided with a stem seedling guide mechanism; the left chain cover assembly and the right chain cover assembly are arranged above the frame assembly and form a stem seedling guide channel.
2. The device for clamping and conveying the stem seedlings of the root crops as claimed in claim 1, wherein the engaging section of the right clamping chain has a greater number of fingers than the engaging section of the left clamping chain.
3. The device for clamping and conveying the stem seedlings of the root crops as claimed in claim 1, further comprising a transmission mechanism, wherein the transmission mechanism comprises a front transmission box assembly connected with the left clamping chain and a rear transmission box assembly connected with the right clamping chain.
4. The device for clamping and conveying the stem seedlings of the root crops as claimed in claim 3, wherein the front transmission box assembly and the rear transmission box assembly are connected through a middle connecting frame, one side of the middle connecting frame is connected with a support frame assembly, and the support frame assembly is connected with the frame assembly.
5. The device for clamping and conveying the seedlings of the root crops as claimed in claim 4, wherein the supporting frame assembly comprises side supporting frames which are connected with the middle connecting frame through a tensioning wheel assembly; the tensioning wheel assembly is used for tensioning the roller chain, and the roller chain is connected with the front transmission case assembly and the rear transmission case assembly.
6. The device for clamping and conveying the stem seedlings of the rhizome crops as claimed in claim 1, wherein the length of the right chain cover assembly is greater than that of the left chain cover assembly, and the front part and the middle part of the left chain cover assembly and the right chain cover assembly are of symmetrical structures.
7. The clamping and conveying device for the stem seedlings of the root crops as claimed in claim 6, wherein the right chain cover assembly comprises a right front chain cover, a right middle chain cover I and a right middle chain cover II which are connected with the rear part of the right front chain cover, and the right middle chain cover I and the right middle chain cover II are spliced together; the rear parts of the right middle chain cover I and the right middle chain cover II are connected with the right rear chain cover I and the right rear chain cover II, and the right rear chain cover II is located below the right rear chain cover I.
8. The clamping and conveying device for the stem seedlings of the root crops as claimed in claim 6, wherein the left chain guard assembly comprises a left front chain guard, a left middle chain guard I and a left middle chain guard II which are connected with the rear part of the left front chain guard, and the left middle chain guard I and the left middle chain guard II are spliced together; left back chain cover I and left back chain cover II are connected to left well chain cover I and the II rear of left well chain cover, and left back chain cover II is located left back chain cover I below.
9. The device as claimed in claim 1, wherein the seedling guiding mechanism comprises an upper seedling guiding plate and a lower seedling guiding plate, the upper seedling guiding plate is mounted above the right chain guard assembly, and the lower seedling guiding plate is mounted below the right chain guard assembly.
10. A seedling clamping and conveying apparatus for root crops, comprising a conveying device as claimed in any one of claims 1 to 9.
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| CN202110062928.2A CN112930834B (en) | 2021-01-18 | 2021-01-18 | Seedling clamping and conveying device and equipment for rhizome crops |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110062928.2A CN112930834B (en) | 2021-01-18 | 2021-01-18 | Seedling clamping and conveying device and equipment for rhizome crops |
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| CN112930834A true CN112930834A (en) | 2021-06-11 |
| CN112930834B CN112930834B (en) | 2024-03-19 |
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| CN114514830A (en) * | 2022-03-04 | 2022-05-20 | 福建农林大学 | Tobacco topping and spraying integrated operation machine and working method thereof |
| CN115104433A (en) * | 2022-06-13 | 2022-09-27 | 华中农业大学 | A flexible orderly centre gripping conveyor of modularization for behind cutting of rape stalk |
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