CN210641363U

CN210641363U - Self-falling type seedling throwing machine

Info

Publication number: CN210641363U
Application number: CN201920740112.9U
Authority: CN
Inventors: 涂平仁
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-06-02
Anticipated expiration: 2029-05-22

Abstract

The utility model discloses a self-falling seedling throwing machine, wherein a box moving and seedling sending mechanism, a seedling taking mechanism and a seedling tray recovery mechanism are arranged on a power walking mechanism through a bracket; two rear wheels are arranged on the bracket, bearings of the two rear wheels are connected with a main shaft, and the main shaft is used as a power output end of the box moving seedling conveying mechanism and the seedling taking mechanism; the box moving and seedling conveying mechanism comprises a screw shaft, a box moving shaft and a seedling conveying shaft; the seedling tray recovery mechanism consists of a motor, a conveying belt and a collection box; the seedling taking mechanism consists of a connecting rod-crankshaft mechanism, a seedling needle sleeve pipe bracket, a seedling needle sleeve pipe, a guide pipe bracket, a guide pipe, a seedling needle and a seedling placing stop lever, and the left end and the right end of the two guide pipe brackets are respectively connected with the main shaft through two groups of connecting rod-crankshaft mechanisms. The utility model can put the soft seedling trays with seedlings in batch at one time, and the feeding is rapid and convenient; the same main shaft is used as the power output end of the box-moving seedling-feeding mechanism and the seedling-taking mechanism, so that the kinetic energy utilization rate is high; the empty seedling trays are synchronously collected, so that the time and the labor for recovering the seedling trays are saved.

Description

Self-falling type seedling throwing machine

Technical Field

The utility model belongs to the technical field of agricultural machinery, in particular to a self-falling type seedling throwing machine.

Background

The rice planting modes mainly comprise a direct seeding mode, a transplanting mode and a seedling throwing mode, wherein the rice seedling throwing cultivation technology is a new rice seedling raising and transplanting technology developed abroad in the 60 th generation. It adopts bowl body seedling-raising disk or paper tube to raise rice seedlings whose root portion is equipped with nutrient soil block and can be mutually easily dispersed, or adopts conventional seedling-raising method to raise rice seedlings, then manually breaks the seedlings into blocks and divides them into seedlings, then uniformly throws the seedlings together with nutrient soil into the air so as to make their root portion fall into the field to make field planting. Compared with direct seeding, seedling throwing cultivation of rice can shorten the green turning period, promote early growth and quick growth, especially increase low-position tillering, mature in advance, and facilitate high and stable yield; compared with the transplanting mode, the rice transplanting and cultivating method is more suitable for the land with uneven ground surface or terrain difference.

However, most of the existing seedling throwers are backpack, rice seedlings are intermittently placed into a feeding port by manpower during feeding, feeding is inconvenient, and meanwhile, when the backpack seedling throwers are used for planting, the rice seedlings in the device are thrown and planted by the inclination angle of a human body, and the rice planting is uneven due to the fact that the manual accuracy is low.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a self-falling type seedling throwing machine to solve the problem that the feeding is inconvenient because the rice seedlings need to be intermittently put into a feeding port in the seedling throwing process; meanwhile, the self-falling seedling throwing machine provided by the utility model drives a main shaft to rotate by the power walking mechanism, and the main shaft is used as the power output end of the seedling feeding and taking links at the same time, so that the structure is simple, and the kinetic energy utilization rate is high; furthermore, the utility model discloses can also when throwing all seedlings on sending same sprout cultivation dish, collect empty sprout cultivation dish in step, practice thrift sprout cultivation dish and retrieve required time and human labor, and the sprout cultivation dish of retrieving can used by repetitive cycle, further saves the cost, has improved economic benefits.

The technical scheme of the utility model is that: a self-falling type seedling throwing machine comprises a power travelling mechanism, a box moving and seedling feeding mechanism, a seedling tray recycling mechanism and a seedling taking mechanism, wherein the box moving and seedling feeding mechanism, the seedling taking mechanism and the seedling tray recycling mechanism are arranged on the power travelling mechanism through a bracket; two rear wheels are movably arranged on the bracket, and the power travelling mechanism can provide kinetic energy to drive the two rear wheels to rotate; a wheel shaft is arranged between the bearings of the two rear wheels, the wheel shaft is connected with the main shaft through a bridge type driving shaft and an axle box device, and after the power travelling mechanism drives the two rear wheels to rotate, the rear wheels further drive the main shaft to rotate through the wheel shaft, the bridge type driving shaft and the axle box device; the box moving and seedling conveying mechanism comprises a screw shaft, a box moving shaft and a seedling conveying shaft, the screw shaft is sleeved outside the main shaft and connected with the box moving shaft and the seedling conveying shaft through a sliding block, a sliding sleeve and a cam, and the screw shaft, the box moving shaft and the seedling conveying shaft can be synchronously driven to move through the rotation of the main shaft; the seedling box is arranged on the box-moving seedling-sending mechanism, the soft seedling tray with seedlings is flatly laid in the seedling box, and the side of the soft seedling tray with the seedlings faces upwards; the seedling tray recovery mechanism consists of a motor, a conveying belt and a collection box, wherein the motor is connected with the conveying belt, the motor can drive the conveying belt to carry out conveying, the collection box is positioned at the tail end of the conveying belt, and the conveying belt is positioned right below the moving range of the seedling box; the seedling taking mechanism consists of a crankshaft, a connecting rod, seedling needle sleeve supports, a seedling needle sleeve, two guide pipe supports, guide pipes matched with the seedling needle sleeve, a seedling needle matched with the seedling needle sleeve and a seedling placing stop rod, wherein the seedling placing stop rod is fixed on the seedling needle sleeve supports, two rows of parallel through holes are formed in the seedling needle sleeve supports, the seedling needle sleeve penetrates through the through holes of the seedling needle sleeve supports, the guide pipes matched with the seedling needle sleeve penetrate through all the seedling needle sleeves, a seedling needle is arranged in all the guide pipes, the bottom ends of the two rows of guide pipes are respectively fixed on the two guide pipe supports, the connecting rod and the crankshaft form a connecting rod-crankshaft mechanism, the left ends of the two guide pipe supports are connected with the main shaft through a group of connecting rod-crankshaft mechanisms, and the right ends of the two guide pipe supports are connected with the main shaft through another group of connecting.

The utility model has the advantages that: the self-falling seedling throwing machine provided by the utility model can be placed into the soft seedling trays with seedlings in batch at one time, thus effectively solving the problem that the feeding is inconvenient because the rice seedlings need to be intermittently placed into the feeding port in the seedling throwing process; the same main shaft is used as the power output end of the box-moving seedling-feeding mechanism and the seedling-taking mechanism, the structure is simple, and the kinetic energy utilization rate is high; when all the seedlings on the same seedling raising tray are thrown, the empty seedling raising trays can be synchronously collected by the seedling tray recovery mechanism, the time and the labor force required by the recovery of the seedling raising trays are saved, the recovered seedling raising trays can be repeatedly recycled, the cost is further saved, and the economic benefit is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of FIG. 1 rotated 90 clockwise;

FIG. 3 is a schematic view of the structure in the direction of A-A';

FIG. 4 is a schematic structural view of a box-moving seedling-feeding mechanism;

FIG. 5 is a schematic structural view of a seedling tray recovery mechanism;

fig. 6 is a schematic structural view of the seedling taking mechanism.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows: a self-falling type seedling throwing machine comprises a power travelling mechanism 1, a box moving and seedling conveying mechanism 2, a seedling tray recovery mechanism 3 and a seedling taking mechanism 4, wherein the box moving and seedling conveying mechanism 2, the seedling taking mechanism 4 and the seedling tray recovery mechanism 3 are arranged on the power travelling mechanism 1 through a bracket 5; two rear wheels 6 are movably arranged on the bracket 5, a wheel shaft 61 is arranged between the bearings of the two rear wheels 6, and the wheel shaft 61 is connected with the main shaft 7 through a bridge type driving shaft 62 and an axle box device 63; the box moving and seedling feeding mechanism 2 comprises a screw shaft 21, a box moving shaft 22 and a seedling feeding shaft 23, the screw shaft 21 is sleeved outside the main shaft 7, and the screw shaft 21 is connected with the box moving shaft 22 and the seedling feeding shaft 23 through a slide block 24, a slide sleeve 25 and a cam 26; the seedling box 27 is arranged on the box moving and seedling feeding mechanism 2; the seedling tray recovery mechanism 3 consists of a motor 31, a conveyer belt 32 and a collection box 33, wherein the motor 31 is connected with the conveyer belt 32, the collection box 33 is positioned at the tail end of the conveyer belt 32, and the conveyer belt 32 is positioned under the movable range of the seedling box 27; the seedling taking mechanism 4 consists of a crankshaft 41, a connecting rod 42, a seedling needle sleeve pipe bracket 43, a seedling needle sleeve pipe 44, two guide pipe brackets 45, a guide pipe 46 matched with the seedling needle sleeve pipe, a seedling needle 47 matched with the seedling needle sleeve pipe and a seedling placing stop lever 48, the seedling placing stop lever 48 is fixed on the seedling needle sleeve support 43, two rows of parallel through holes are formed in the seedling needle sleeve support 43, the seedling needle sleeves 44 are inserted into the through holes of the seedling needle sleeve support 43 in a penetrating manner, guide pipes 46 matched with the seedling needle sleeves 44 are arranged in all the seedling needle sleeves 44 in a penetrating manner, a seedling needle 47 is arranged in all the guide pipes 46, the bottom ends of the two rows of the guide pipes 46 are respectively fixed on the two guide pipe supports 45, the crankshaft 41 and the connecting rod 42 form a connecting rod-crankshaft mechanism, the left ends of the two guide pipe supports 45 are connected with the main shaft 7 through one group of connecting rod-crankshaft mechanism, and the right ends of the two guide pipe supports 45 are connected with the main shaft 7 through the other group of connecting.

The utility model discloses a working method does: when in use, the soft seedling tray 49 with seedlings is flatly laid in the seedling box 27, and the side of the soft seedling tray with the seedlings faces upwards. After the power traveling mechanism 1 is started, the power traveling mechanism 1 can provide kinetic energy to drive the two rear wheels 6 to rotate, and the rear wheels 6 further drive the main shaft 7 to rotate through the wheel shaft 61, the bridge-type driving shaft 62 and the axle box device 63. The main shaft 7 is used as the power output end of the box-moving seedling-feeding mechanism 2 and the seedling-taking mechanism 4 at the same time.

The screw shaft 21, the box moving shaft 22 and the seedling conveying shaft 23 can be synchronously driven to move by the rotation of the main shaft 7, the seedling box 27 arranged on the box moving and seedling conveying mechanism 2 can be used in a left-right reciprocating way by the box moving shaft 22, and seedlings are pushed into the seedling conveying port 50 at the forefront end of the seedling box 27 by the seedling conveying shaft 23.

Meanwhile, the main shaft 7 drives the conduit brackets 45 to reciprocate back and forth along the direction vertical to the seedling feeding port 50 of the seedling box 27 through a connecting rod-crankshaft mechanism, and when one conduit bracket 45 is pushed forwards, the other conduit bracket 45 is synchronously pushed backwards. When the forward pushed conduit bracket 45 reaches the most front end, the seedling needles 47 arranged in the conduits 46 on the conduit bracket 45 can hook the seedlings at the seedling sending port 50; when the guide pipe bracket 45 retracts backwards, the seedlings hooked by the seedling needles 47 are taken away from the soft seedling tray 49, and when the seedlings touch the seedling placing stop rod 48, the seedlings can fall off, so that the seedlings can be inserted into soil in a free-falling body movement mode. Since the movements of the two guide pipe brackets 45 are opposite, when the seedling needles 47 on one guide pipe bracket 45 are retracted, the seedling needles 47 on the other guide pipe bracket 45 synchronously hook a new seedling forwards. The seedling needle sleeve 44 is arranged to limit the motion track of the guide tube 46, and the left and right deviation does not occur in the process of reciprocating back and forth.

When the seedlings on one soft seedling tray 49 are hooked, the seedlings fall onto the lower conveying belt 32 by means of the self-gravity, and reach and fall into the collection box 33 at the tail part under the conveying of the conveying belt 32.

Claims

1. A self-falling type seedling throwing machine is characterized in that: the seedling tray recovery device comprises a power travelling mechanism 1, a box moving and seedling conveying mechanism 2, a seedling tray recovery mechanism 3 and a seedling taking mechanism 4, wherein the box moving and seedling conveying mechanism 2, the seedling taking mechanism 4 and the seedling tray recovery mechanism 3 are arranged on the power travelling mechanism 1 through a bracket 5; two rear wheels 6 are movably arranged on the bracket 5, a wheel shaft 61 is arranged between the bearings of the two rear wheels 6, and the wheel shaft 61 is connected with the main shaft 7 through a bridge type driving shaft 62 and an axle box device 63; the box moving and seedling feeding mechanism 2 comprises a screw shaft 21, a box moving shaft 22 and a seedling feeding shaft 23, the screw shaft 21 is sleeved outside the main shaft 7, and the screw shaft 21 is connected with the box moving shaft 22 and the seedling feeding shaft 23 through a slide block 24, a slide sleeve 25 and a cam 26; the seedling box 27 is arranged on the box moving and seedling feeding mechanism 2; the seedling tray recovery mechanism 3 consists of a motor 31, a conveyer belt 32 and a collection box 33, wherein the motor 31 is connected with the conveyer belt 32, the collection box 33 is positioned at the tail end of the conveyer belt 32, and the conveyer belt 32 is positioned under the movable range of the seedling box 27; the seedling taking mechanism 4 consists of a crankshaft 41, a connecting rod 42, a seedling needle sleeve pipe bracket 43, a seedling needle sleeve pipe 44, two guide pipe brackets 45, a guide pipe 46 matched with the seedling needle sleeve pipe, a seedling needle 47 matched with the seedling needle sleeve pipe and a seedling placing stop lever 48, the seedling placing stop lever 48 is fixed on the seedling needle sleeve support 43, two rows of parallel through holes are formed in the seedling needle sleeve support 43, the seedling needle sleeves 44 are inserted into the through holes of the seedling needle sleeve support 43 in a penetrating manner, guide pipes 46 matched with the seedling needle sleeves 44 are arranged in all the seedling needle sleeves 44 in a penetrating manner, a seedling needle 47 is arranged in all the guide pipes 46, the bottom ends of the two rows of the guide pipes 46 are respectively fixed on the two guide pipe supports 45, the crankshaft 41 and the connecting rod 42 form a connecting rod-crankshaft mechanism, the left ends of the two guide pipe supports 45 are connected with the main shaft 7 through one group of connecting rod-crankshaft mechanism, and the right ends of the two guide pipe supports 45 are connected with the main shaft 7 through the other group of connecting.