CN217742332U

CN217742332U - Spring tooth type potato picking harvester

Info

Publication number: CN217742332U
Application number: CN202221937102.2U
Authority: CN
Inventors: 杨旭; 任宇星; 樊锦龙; 董文学; 周嘉琦; 胡振明; 刘飞
Original assignee: Inner Mongolia Agricultural University
Current assignee: Inner Mongolia Agricultural University
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-11-08
Anticipated expiration: 2032-07-26

Abstract

The utility model relates to the technical field of agricultural machinery, in particular to a spring-tooth type potato picking harvester, which comprises a frame body, wheels arranged at the bottom of the frame body, and a bagging assembly, a conveying assembly, a lifting assembly, a pushing assembly and a picking assembly which are sequentially arranged on the frame body, wherein the picking assembly comprises a support shaft assembly, a plurality of rows of spring teeth distributed circumferentially around the support shaft assembly and a first driving mechanism for driving the support shaft assembly to rotate, each row of spring teeth are distributed at intervals along the axial direction of the support shaft assembly, and the front end part of each spring tooth is arranged in an upward bending manner; the picking assembly further comprises a plurality of grids arranged in parallel, the grids are transversely arranged above the supporting shaft assembly, the front end of each grid is downwards bent in an arc shape and wound outside the supporting shaft assembly, and the elastic teeth and the grids are arranged in a staggered mode. The mechanical potato harvesting needs are met, and the problems that manual picking up of the potatoes after turning out of the soil is large in labor force, high in labor cost and long in labor period are solved.

Description

Spring-tooth type potato picking harvester

Technical Field

The utility model relates to the technical field of agricultural machinery, concretely relates to bullet tooth-like potato pickup harvester.

Background

The potato is the fourth major grain crop following rice, wheat and corn, and has the characteristics of rich nutrition, strong adaptability, high yield, wide application and the like, and the planting area is increased year by year. In potato planting work, harvesting operation is one of important links of field operation, and good harvesting quality can directly influence yield and storage time. The segmentation results are adopted to present results mode many times, adopt machinery to excavate, and the manual work is picked up afterwards, and it is many to need the labour, and picks up inefficiency.

The shovel-type structure of the existing potato picking harvester is more, but the shovel-type potato harvester cannot be generally applied due to the problems of hilling and potato damage. At present, potato excavators are of various types and are generally used, but the functions are different, so that the potato pieces can only be excavated and then paved on the ground surface, the production efficiency is improved to a certain extent, the labor intensity is reduced, but the subsequent picking work is completely carried out manually, the production efficiency is still low, and the labor intensity is very high. For example, in a potato harvester disclosed in chinese patent application No. CN201120353979.2, potatoes are conveyed onto a conveyor belt by a digging knife, and five conveyor belts are adopted, which results in large and flexible overall volume: further, as disclosed in chinese patent application publication No. CN201410720426.4, the pickup machine scoops up the potatoes by the shovel blade, and finally collects the potatoes together by each device, and the potatoes are easily scratched by the shovel blade, so that the device is large in overall machine volume and automatic bagging cannot be realized. Moreover, the existing potato picking machine is low in lifting efficiency, small in lifting angle and inconvenient to bend and clean. Therefore, the design of the potato picking machine which is mechanized, miniaturized and high in automation degree has great significance for receiving small-area potatoes in northern areas.

Disclosure of Invention

There are above-mentioned technical problem to prior art, the utility model provides a harvester is picked up to spring tooth formula potato that small, light in weight, low price, walking are nimble, especially adapt to middle and small plots.

In order to achieve the above object, the utility model provides a following technical scheme:

the picking assembly comprises a support shaft assembly, a plurality of rows of elastic teeth distributed circumferentially around the support shaft assembly and a first driving mechanism for driving the support shaft assembly to rotate, wherein each row of elastic teeth are distributed at intervals along the axial direction of the support shaft assembly, and the front end part of each elastic tooth is bent upwards; the picking assembly also comprises a plurality of grid bars which are arranged in parallel, the grid bars are transversely arranged above the supporting shaft assembly, the front end parts of the grid bars are downwards bent in an arc shape and wound outside the supporting shaft assembly, and the plurality of elastic teeth and the plurality of grid bars are arranged in a staggered mode;

the lifting assembly comprises two lifting side plates which are obliquely arranged, a lifting transmission shaft arranged at the upper end part and the lower end part of each lifting side plate, a second driving mechanism used for driving the lifting transmission shaft to rotate, a lifting chain wound outside the lifting transmission shaft and a plurality of rows of lifting baffles fixed on the lifting chain, wherein each lifting baffle is in an arc-shaped bent shape, and the inclination angle of each lifting side plate is 60-80 degrees.

Specifically, the section of the elastic tooth close to the support shaft assembly is provided with a coil structure, so that the elastic tooth is reset due to the elasticity of the elastic tooth after being pressed down.

Specifically, the back shaft assembly includes two disk bodies, center pin and many installation axles of arranging around the center pin, and the both ends of center pin and many installation axles are fixed in two disk bodies, and the bullet tooth is fixed in the installation axle, a actuating mechanism drive center pin, disk body and many installation axles rotate jointly.

Specifically, pick up the subassembly and still include positioning disk and many guide bars, the lateral part of positioning disk is equipped with the direction slide, and the one end of many guide bars articulates in the tip of many installation axles, and the other end of many guide bars is equipped with the gyro wheel, and the gyro wheel rotationally is arranged in the direction slide.

Specifically, the pushing assembly comprises a potato poking rack and a transmission connecting rod, wherein the potato poking rack is positioned above the grid bars, and the transmission connecting rod is connected with the first driving mechanism so as to drive the potato poking rack to move according to a preset track.

Specifically, the side of lifting element is equipped with the platform, and the platform is fixed in the car frame body.

Specifically, the conveying assembly comprises a conveying side plate, conveying transmission shafts arranged at the left end and the right end of the conveying side plate, a conveying chain wound outside the conveying transmission shafts and conveying support rods fixed on the conveying chain, and the conveying support rods are transversely arranged.

Specifically, the bagging assembly comprises a bagging support, the bagging support is provided with a hook, and the bottom of the bagging support is provided with a plurality of rollers.

Specifically, the frame body comprises a front frame, a rear frame and a connecting bridge, wherein the two ends of the connecting bridge are respectively hinged with the front frame and the rear frame, and the front frame is provided with a traction seat connected with a peripheral tractor.

The utility model has the advantages that:

the utility model discloses a play tooth-like potato pickup harvester compares with prior art, compact structure picks up the potato through playing the tooth and can not pick up the soil block, and potato soil separation effect is fine, improves the potato through the hoisting assembly with the potato afterwards, conveys and prepares behind the conveying assembly to get into the bagging-off subassembly with the potato and carry out the bagging-off. The harvester can greatly improve the harvesting efficiency, save labor force, reduce the harvesting cost, has practicability and advancement, can meet the requirement of mechanical harvesting of potatoes, and is used for solving the problems of large labor force, high labor cost and long labor period caused by manual picking after the potatoes turn over the soil surface. Moreover, the arc-shaped lifting baffle of the arrangement of the lifting assembly is high in potato lifting efficiency, the potatoes are not easy to drop, and the lifting process is convenient for workers to operate and remove the miscellaneous seedlings which are not removed to the greatest extent.

Drawings

Fig. 1 is a schematic structural diagram of a latch-type potato picking harvester in the embodiment.

Fig. 2 is a schematic structural diagram of a pickup assembly in an embodiment.

Fig. 3 is a schematic view of a part of the pickup assembly in the embodiment.

Fig. 4 is a schematic structural diagram of a lifting assembly in an embodiment.

Fig. 5 is a schematic structural view of a conveying assembly in an embodiment.

Reference numerals:

the bicycle comprises a bicycle frame body 1, wheels 11, a front bicycle frame 12, a rear bicycle frame 13 and a connecting bridge 14;

the picking assembly 2, the supporting shaft assembly 21, the disc body 211, the central shaft 212, the mounting shaft 213, the elastic teeth 214, the winding structure 2141, the first driving mechanism 22, the grid 23, the guide disc 24, the guide slideway 241 and the guide rod 25.

The pushing assembly 3, the potato poking rack 31 and the transmission connecting rod 32;

a lifting component 4, a lifting side plate 41, a lifting transmission shaft 42, a second driving mechanism 43, a lifting chain 44, a lifting baffle 45 and a platform 46;

the conveying assembly 5, a conveying side plate 51, a conveying transmission shaft 52, a conveying chain 53 and a conveying support rod 54;

a bagging component 6, a bagging bracket 61 and a hook 62.

Detailed Description

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

The spring-tine type potato picking harvester of the embodiment comprises a frame body 1, wheels 11 mounted at the bottom of the frame body 1, and a bagging assembly 6, a conveying assembly 5, a lifting assembly 4, a pushing assembly 3 and a picking assembly 2 which are arranged on the frame body 1 forward in sequence, as shown in fig. 1 to 5. The pickup assembly 2 comprises a support shaft assembly 21, a plurality of rows of elastic teeth 214 distributed circumferentially around the support shaft assembly 21 and a first driving mechanism 22 for driving the support shaft assembly 21 to rotate, wherein each row of elastic teeth 214 is distributed at intervals along the axial direction of the support shaft assembly 21, and the front end part of each elastic tooth 214 is arranged in an upward bending mode. The picking assembly 2 further comprises a plurality of bars 23 arranged in parallel, the plurality of bars 23 are transversely arranged above the support shaft assembly 21, the front end parts of the bars 23 are downwards bent and wound outside the support shaft assembly 21, the bending amplitude exceeds 180 degrees, the plurality of elastic teeth 214 and the plurality of bars 23 are arranged in a staggered mode, and the plurality of elastic teeth 214 can shuttle in gaps between every two adjacent bars 23. Specifically, the section of the elastic tooth 214 close to the support shaft assembly 21 is provided with a coil structure 2141, so that the elastic tooth 214 is reset due to its own elasticity after being pressed down.

In this embodiment, the supporting shaft assembly 21 includes two disc bodies 211, a central shaft 212 and a plurality of installation shafts 213 arranged around the central shaft 212, both ends of the central shaft 212 and the installation shafts 213 are fixed to the two disc bodies 211, and the elastic teeth 214 are fixed to the installation shafts 213, the first driving mechanism 22 is a motor-driven sprocket structure, and can drive the central shaft 212, the disc bodies 211 and the installation shafts 213 to rotate together, so as to drive a plurality of rows of elastic teeth 214 to rotate, and then pick up the potatoes from the ground and rotate to the horizontal section position of the grid 23 along with the elastic teeth 214. The elastic teeth 214 are sleeved with rubber sleeves to reduce the peeling phenomenon of the potatoes.

Specifically, the pickup assembly 2 further includes a guide disc 24 and a plurality of guide rods 25, a guide slide 241 is disposed on a side portion of the guide disc 24, one end of each of the plurality of guide rods 25 is hinged to an end portion of each of the plurality of mounting shafts 213, and a roller is disposed at the other end of each of the plurality of guide rods 25 and rotatably disposed in the guide slide 241, so that the mounting shafts 213 and the disc body 211 can rotate more stably.

Specifically, propelling movement subassembly 3 is including lieing in stir potato rack 31 and drive link 32 above grid 23, and drive link 32 is connected first actuating mechanism 22 to drive and dial potato rack 31 according to predetermineeing the orbit motion, drive link 32 connects first actuating mechanism 22 via sprocket assembly, and the lower tip motion orbit of dialling potato rack 31 is fore-and-aft circular, dials the potato promptly backward then upwards rises then draws the circle downwards, realizes constantly stirring the action of potato backward. It should be noted that the potato poking rack 31 moves according to a preset track through the connecting rod to be of a conventional structure. In practice, the pushing assembly 3 may be replaced by a flexible roller brush located above the bars 23 to push the potatoes above the bars 23 to the lifting assembly 4.

Specifically, the lifting assembly 4 includes two lifting side plates 41 arranged obliquely, a lifting transmission shaft 42 mounted on the upper and lower end portions of the lifting side plates 41, a second driving mechanism 43 for driving the lifting transmission shaft 42 to rotate, a lifting chain 44 wound outside the lifting transmission shaft 42, and a plurality of rows of lifting baffles 45 fixed on the lifting chain 44, wherein the lifting baffles 45 are curved in an arc shape. The inclined lifting angle of the lifting side plate 41 relative to the horizontal direction is 70 degrees, and actually the inclined lifting angle can be changed to be in the range of 60 degrees to 80 degrees. The bottom of lifting component 4 still is equipped with the arc blowing mesh screen of arching downwards, and during the potato that pushing component 3 transferred fell into the blowing mesh screen earlier, the potato in the blowing mesh screen was ladled out to promotion baffle 45. Each row of lifting baffles 45 is a plurality of strips which are arranged separately, and the surfaces of the strips are sleeved with flexible rubber layers.

Specifically, a platform 46 is disposed at a side of the lifting assembly 4, and the platform 46 is fixed to the frame body 1. In the lifting process, the impurity seedlings which are not completely removed are manually removed.

Specifically, the conveying assembly 5 comprises a conveying side plate 51, conveying transmission shafts 52 arranged at the left end and the right end of the conveying side plate 51, a conveying chain 53 wound outside the conveying transmission shafts 52 and conveying struts 54 fixed on the conveying chain 53, the conveying struts 54 are transversely arranged, and when the conveying assembly is used, the second driving mechanism 43 synchronously drives the conveying transmission shafts 52 to rotate, so that the potatoes on the conveying struts 54 are backwards conveyed to the bagging assembly 6.

Specifically, the bagging assembly 6 comprises a bagging support 61, the bagging support 61 is provided with a hook 62 for hanging the packaging bag, a 70-80 ton bag can be adopted, and the bottom of the bagging support 61 is provided with a plurality of rollers capable of freely rolling to assist in moving the ton bag.

Specifically, the frame body 1 comprises a front frame 12, a rear frame 13 and a connecting bridge 14, two ends of the connecting bridge 14 are respectively hinged with the front frame 12 and the rear frame 13, the front frame 12 is provided with a wheel 11, the rear frame 13 is provided with two symmetrical wheels 11, and the front frame 12 is provided with a traction seat connected with a peripheral tractor.

Pick up the harvester during use and be connected with the tractor, the tractor hangs and picks up the harvester and move forward, when moving forward, picks up the bullet tooth 214 of subassembly 2 and can grab the potato of placing subaerial, and the potato is through propelling movement subassembly 3 to lifting means 4, under the effect of promotion chain 44 and baffle, the potato rises to conveying means 5, comes the bagging-off position through conveying chain 53 to finally get into ton bag, accomplish whole bagging-off work of picking up. Can be provided with the rubber protection in the position that collides with easily in the reality, can reduce the broken skin phenomenon of potato, improve the results quality, and then increase peasant household income.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a spring-tine formula potato pickup harvester which characterized by: the automatic bag-loading machine comprises a frame body, wheels arranged at the bottom of the frame body, and a bag-loading assembly, a conveying assembly, a lifting assembly, a pushing assembly and a picking assembly which are sequentially arranged on the frame body forward, wherein the picking assembly comprises a support shaft assembly, a plurality of rows of elastic teeth distributed around the circumferential direction of the support shaft assembly and a first driving mechanism for driving the support shaft assembly to rotate, each row of elastic teeth are distributed at intervals along the axial direction of the support shaft assembly, and the front end part of each elastic tooth is bent upwards; the picking assembly also comprises a plurality of grid bars which are arranged in parallel, the grid bars are transversely arranged above the supporting shaft assembly, the front end parts of the grid bars are downwards bent in an arc shape and wound outside the supporting shaft assembly, and the plurality of elastic teeth and the plurality of grid bars are arranged in a staggered mode;

2. The snap-action potato pickup harvester according to claim 1, wherein: the section of the elastic tooth close to the support shaft assembly is provided with a coil structure, so that the elastic tooth is reset due to self elasticity after being pressed down.

3. The snap-action potato pickup harvester according to claim 1, wherein: the support shaft assembly comprises two disc bodies, a central shaft and a plurality of installation shafts arranged around the central shaft, the two end parts of the central shaft and the installation shafts are fixed on the two disc bodies, the elastic teeth are fixed on the installation shafts, and the first driving mechanism drives the central shaft, the disc bodies and the installation shafts to rotate together.

4. The snap-action potato pickup harvester according to claim 3, wherein: the picking assembly further comprises a guide disc and a plurality of guide rods, a guide slide way is arranged on the side portion of the guide disc, one ends of the guide rods are hinged to the end portions of the mounting shafts, idler wheels are arranged at the other ends of the guide rods, and the idler wheels are rotatably located in the guide slide way.

5. The snap-action potato pickup harvester according to claim 1, wherein: the pushing assembly comprises a potato poking rack and a transmission connecting rod, wherein the potato poking rack is positioned above the grid bars, and the transmission connecting rod is connected with the first driving mechanism to drive the potato poking rack to move according to a preset track.

6. The snap-action potato pickup harvester according to claim 1, wherein: the side of the lifting component is provided with a platform which is fixed on the frame body.

7. The snap-action potato picking harvester of claim 1, further comprising: the conveying assembly comprises a conveying side plate, conveying transmission shafts arranged at the left end and the right end of the conveying side plate, a conveying chain wound outside the conveying transmission shafts and conveying support rods fixed on the conveying chain, and the conveying support rods are transversely arranged.

8. The snap-action potato pickup harvester according to claim 1, wherein: the bagging assembly comprises a bagging support, the bagging support is provided with a hook, and the bottom of the bagging support is provided with a plurality of rollers.

9. The snap-action potato pickup harvester according to claim 1, wherein: the frame body comprises a front frame, a rear frame and a connecting bridge, the two ends of the connecting bridge are respectively hinged with the front frame and the rear frame, and the front frame is provided with a traction seat connected with a peripheral tractor.