CN102057847A

CN102057847A - Bunch planting device capable of automaticallu covering mulch

Info

Publication number: CN102057847A
Application number: CN 201010542187
Authority: CN
Inventors: 陈恒
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-11-13
Filing date: 2010-11-13
Publication date: 2011-05-18
Anticipated expiration: 2030-11-13
Also published as: CN102057847B

Abstract

The invention discloses a bunch planting device capable of automatically covering a mulch, and relates to an agricultural seeder, in particular to a device capable of automatically cutting off a mulch and restarting mulch covering during the seeding operation of a mulch-covering bunch planting machine. The bunch planting device mainly comprises a bunch planting roller installed on a roller bracket, a mulch pressing roller, an earth covering disc, a seed-taking precision device, a seed box and a mulching film roll and is characterized by comprising a film cutting knife (10) mounted on the tail end of the roller racket (3), as well as an earth loading bucket (17) and a device for driving the earth loading bucket (17) which are installed at the tail of a frame (1). The invention has the following advantages: the structure is simple and practical; and installed on the mulch-covering bunch planting machine, the bunch planting device canc carry out the automatic film cutting and covering operations, thus the labor investment is reduced, and the production efficiency is greatly improved.

Description

Automatically spread the film hole seeding arrangement

Technical field

The present invention relates to a kind of agricultural seeding machine, particularly spread the automatic mulching film breaking of film planter in the seeding operation process and restart to spread the device of film operation.

Technical background

At present, the film-mulching technique of China is widely used in agricultural seeder.Chinese patent literature discloses a kind of air-sucking type seeding and film covering apparatus on June 17th, 1998, publication number is CN2283960, this device is by the bunch planting cylinder, drum spindle and press mold wheel constitute, its press mold wheel is connected as a single entity with cylinder, be provided with essence in the cylinder chamber and measure kind of a device, this device comprises: seed chamber, seeds sucker and vacuum chamber, seeds sucker, cylinder and press mold wheel are with being contained on the drum shaft, the seeds sucker periphery is provided with equidistant suction hole, cylinder inner periphery limit is provided with seed reception bucket, be equipped with on the cylinder circumferential periphery and the corresponding duckbilled dibbler of seed reception bucket, mulch film be housed below cylinder and the press mold wheel.The defective one of this device is, seed relies on gravity directly to fall into the duck mouth from seeds sucker by seed reception bucket, and when particularly cylinder improved spot speed a little in real work, seed was difficult to guarantee to fall into the duck mouth; The 2nd,, do not slow down between the transmission of bunch planting drum spindle and air-sucking type seeder main shaft, can not finish the sowing task, therefore described Design of device has substantive defect, and described device needs artificial disconnected film.The inventor attempts by the defeated kind of box that various structures are set between kind of mouth and the duck mouth that go out at seeder, and air-sucking type seeder main shaft slowed down to handle improve this unfavorable situation, and pursue can accurately sowing on the basis of improving speed of drilling.Also have a kind of air-sucking type seeder the hole seeding arrangement of cylinder inside mainly adopt air-sucking type seeder main shaft and drum spindle decentraction be air-sucking type seeder main shaft be positioned at the drum spindle center by under the position.The free space of cylinder inside is very big like this, and the height space of defeated kind of box is very little, the design of defeated kind of box is restricted, when the sower operation, frequency bottom defeated kind of the box of seed bump is very high, easily seed is impinged upon the outside, is difficult to guarantee defeated kind of the box of the accurate arrival of all seeds, enter in the duck mouth, realize Precision Seeding.In August, 2008, the inventor has studied a kind of device that wicket is set at duck mouth seed inlet, through repetition test, obtain satisfied technique effect, and at application on January 21st, 2009 Chinese patent, open on December 9th, 2009, authorize publication number: CN201355917, this device mainly comprises kind of a case, the press mold wheel, the air-sucking type seed-taking device, cylinder, the duck mouth, the air-sucking type seed-taking device is fixed in the cylinder, and is installed on the air cavity hollow shaft, begins mouthful and goes out kind of a road is set between kind of the mouth at seed-taking device, kind of road shape is crooked tubular, dodge gate is set going out kind of a mouth place.This device technique formula is to fall to planting after the bunch planting cylinder rotates a circle in the purpose that the seed inlet of duck mouth is provided with dodge gate, kinds of bank deposits chamber, and such benefit is that seed can accurately enter the duck mouth and realize precision drilling, can improve speed of drilling simultaneously.But defective is that the structure of defeated kind of box is relatively complicated, and particularly the kind period of the day from 11 p.m. to 1 a.m adjustment in the different spacing in the rows of sowing is not very convenient.Subsequently, the inventor has further done further improvement to parts such as transmission system and defeated kind of boxes again according to precise hole sowing device defective in actual use, makes seeding apparatus perfect gradually, realizes 100% planting rates substantially.Although through development for many years, appoint the automation issues that does not so have to break through automatically disconnected film and continue the shop film.At shop film cargo handling operation, in tractor walking beginning, at first need manually to strut film, the press mold wheel is pushed down two of film, along with earthing dish earthing, is pushed down by earthing two of film; But when tractor is walked the edge of a field, need be by manually mulch film being cut off, when turning around to the operation of next line planting after plastic covered, artificial support this moment film, after treating tractor walking and earthing dish earthing, so not only increased the input of manpower, and made that the efficient of entire job is not high.The inventor, the unexpected discovery is provided with cutting membrane knife at the tail end of device frame, at the front end of frame one device that is similar to dustpan is set, and this dustpan can be realized collection soil, and when needed soil is poured on the mulch film, plays the press mold effect.Power resources are in the mechanism of sharp tractor lifting facility, and dispose rational drives structure and can realize, the present invention is under above-mentioned thinking, and finish by a large amount of experiments.

Summary of the invention

The objective of the invention is to solve above-mentioned asking a question, after disconnected film is provided, also provide a kind of film pressing device, replace artificial support film, press mold, realize automatically disconnected film, spread the film operation again, realize the automation of shop film planter.

The object of the present invention is achieved like this:

Automatic precision mulching seed planter on-demand device of the present invention, mainly comprise bunch planting cylinder, press mold wheel, earthing dish, seed taking device, kind case, the film roll installed on the rolling stand, improved place comprises cutting membrane knife 10 and the dirt bucket 17 that frame 1 tail end is installed that is installed in roller shelves 3 tail ends and drives dirt bucket 17 devices; Described cutting membrane knife 10 is banded, and its cutting edge is zigzag or comb shape; Described dirt bucket 17 is the dustpan shape; Described driving dirt bucket 17 devices are by dirt bucket 17 is installed in the rotating shaft 19 that is installed in frame 1 tail end, dirt bucket 17 is provided with bucket support 16, bucket support 16 is provided with spacing 21, jointed shaft 15 on one end of push rod 12 and the bucket support 16 is hinged and connected, the other end is fixed with push rod base 22, is fixed with position-limited rack 14 on frame, and position-limited rack is provided with adjusting screw 13, by the height of adjusting screw 13 adjusting dirt buckets 17 with ground, and to 17 position-limiting actions of dirt bucket.

The technology of the present invention has the following advantages: by with dirt bucket and cutting membrane knife design, utilize the method for soil pressure film, realize resolving the full-automation of film, shop film fully, saved labour's input, simple in structure, cost is low.

Description of drawings

Fig. 1 is the front view of the present invention when spreading the film operation;

Fig. 2 is the vertical view of accompanying drawing 1;

Front view when Fig. 3 is the disconnected film of accompanying drawing 1;

Fig. 4 is Fig. 1 of the present invention working state schematic representation when spreading film again.

Embodiment

Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in further detail.

As accompanying drawing 1,2,3,4 signals, the label in the accompanying drawing is represented respectively: 1-frame, 2-cylinder pulling shaft, 3-roller shelves, 4-press mold wheel, 5-drum shaft, 6,15-jointed shaft, 7-earthing plate rail, 8-earthing dish, 9-press wheel, 10-cutting membrane knife, 11-mulch film, 12-push rod, 13-adjusting screw, 14-position-limited rack, 16-bucket support, 17-dirt bucket, 18-axle sleeve, 19-rotating shaft, 20-soil, 21-spacing, 22-push rod base.

With reference to Fig. 1-2, automatic shop of the present invention film hole seeding arrangement, mainly comprise bunch planting cylinder, press mold wheel, earthing dish, seed taking device, kind case, the film roll installed on the rolling stand, wherein seed taking device is arranged in the sowing rotary drum or is outer, bunch planting cylinder and press mold wheel are combined into one, and improved place comprises cutting membrane knife 10 that is installed in roller shelves 3 tail ends and the dirt bucket 17 that frame 1 tail end is installed, drives dirt bucket 17 whirligigs; Described cutting membrane knife 10 is banded, and its cutting edge is comb shape or claims the rake shape that such structure helps disconnected film; Described dirt bucket 17 is the dustpan shape or claims the dustpan shape, can certainly be other similar shape, its objective is can collect soil and fall the earthwork just; The device of described driving dirt bucket 17, cross dirt bucket 17 is installed in the rotating shaft 19 that is installed in frame 1 tail end, dirt bucket 17 is provided with bucket support 16, bucket support 16 is provided with spacing 21, and an end of push rod 12 is hinged and connected with jointed shaft 15 on the bucket support 16, and the other end is fixed with push rod base 22, on frame, be fixed with position-limited rack 14, position-limited rack is provided with adjusting screw 13, by the height of adjusting screw 13 adjusting dirt buckets 17 with ground, and to 17 position-limiting actions of dirt bucket.

For more clear the present invention, further specify as follows:

Fig. 1 with reference to shop film duty, during work, frame 1 is when being moved ahead by the motor vehicle traction, and mulch film 11 is tiled on the ground, the overlay film ditch that the film limit at mulch film 11 two ends is left frame 1 on the ground covers, and following closely press mold wheel 4 is pressed into the film limit in the overlay film ditch.Under the earthing effect of earthing dish 8, the film limit is covered in the overlay film ditch by earthing, the hole, kind cave of cylinder bunch planting is also covered by earthing, sometimes also need again through press wheel 9 suppression of soil, adjusting screw 13 on 17 limited 14 of the dirt buckets of this moment is spacing, the face of land is close in the bottom surface of dirt bucket 17, and along with the preceding of frame and then advance, the ground surface soil 20 of dirt bucket process is loaded in the dirt bucket 17.When spreading film bunch planting operation arrival edge of a field need interruption operation by the time and breaking film, Fig. 3 with reference to disconnected film duty, frame 1 is in the process of having been hanged by motor vehicle, cylinder is under the effect of own wt, roller shelves 3 is that the center of circle becomes counterclockwise to rotate with cylinder pulling shaft 2, and drive cutting membrane knife 10 moves downward severing mulch film 11.The dirt bucket 17 of this moment has been along with hang and built on stilts of frame 1, and spacing to it by the adjusting screw on the position-limited rack 14 13, and prevention dirt bucket 17 is that the center of circle clockwise rotates with rotating shaft 19, and dirt bucket 17 interior soil 20 are outwelled.Push rod 12 rotates counterclockwise around jointed shaft 15.Again, all devices of the present invention are all promoted and during the built on stilts certain altitude, and push rod 12 is turned to when perpendicular to the ground by the effect of self gravitation, and limited 21 is spacing, stops operating.When restarting by the time to spread the film operation, in the process that all devices of the present invention land, along with the landing of cylinder and the continuation of frame 1 are landed, roller shelves 3 beginnings are that the center of circle becomes clockwise direction to rotate with cylinder pulling shaft 2, and drive cutting membrane knife 10 built on stilts.Meanwhile, push rod base 22 contacts with ground, push rod 12 is supporting dirt bucket 17 and is rotating counterclockwise around rotating shaft 19, when frame 1 drops to working depth, dirt bucket 17 stops operating, utilize the effect of force of the breath that the soil 20 in the dirt bucket 17 is swung on the mulch film 11 that is tiled in the face of land, finish the press mold operation, facility begin new planting after plastic covered operation.When frame 1 was moved ahead by the motor vehicle traction, push rod 12 was not playing a supportive role, and frame 1 is to front slide at random to be close to the face of land, and dirt bucket 17 sets back and adorns soil, for the press mold of next round is prepared.

Though below design and example according to the object of the invention have been done to elaborate with reference to accompanying drawing; but those of ordinary skills can recognize; under the precondition that does not break away from the claim limited range; still can make various improvement and conversion to the present invention, and this improvement and conversion still should belong to protection scope of the present invention.

Claims

1. spread the film hole seeding arrangement automatically, mainly comprise bunch planting cylinder, press mold wheel, earthing dish, seed taking device, kind case, the film roll installed on the rolling stand, it is characterized in that, comprise the cutting membrane knife (10) that is installed in roller shelves (3) tail end and be installed in the dirt bucket (17) of frame (1) tail end and the device of driving dirt bucket (17).

2. automatic shop according to claim 1 film hole seeding arrangement is characterized in that, described cutting membrane knife (10) is banded, and its cutting edge is zigzag or comb shape.

3. automatic shop according to claim 1 film hole seeding arrangement is characterized in that described dirt bucket (17) is the dustpan shape.

4. automatic shop according to claim 1 film hole seeding arrangement, it is characterized in that, the device of described driving dirt bucket (17) is installed dirt bucket (17) for going up by the rotating shaft (19) that is installed in the frame tail end, dirt bucket (17) is provided with bucket support (16), bucket support (16) is provided with spacing (21), jointed shaft (15) on one end of push rod (12) and the bucket support (16) is hinged and connected, the other end is fixed with push rod base (22), be fixed with position-limited rack (14) on frame, position-limited rack is provided with adjusting screw (13).