CN102077727B

CN102077727B - Green Chinese onion harvester

Info

Publication number: CN102077727B
Application number: CN2010105911065A
Authority: CN
Inventors: 马提阔
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-12-16
Filing date: 2010-12-16
Publication date: 2012-11-21
Anticipated expiration: 2030-12-16
Also published as: CN102077727A

Abstract

The invention discloses a scallion harvester, which includes a frame, a hook frame, a lifting frame, a scallion digging knife and a transmission mechanism. The transmission mechanism includes a power input shaft and a gearbox connected by transmission, and is characterized in that: There is a spring onion pulling device under the rack, which can pull up the green onions and transport them backwards, and turn the green onions from vertical to horizontal during the transmission process; There is an arc-shaped tray with an opening upward, a supporting plate is arranged between the soil cleaning device and the arc-shaped tray, and a presser is arranged above the arc-shaped tray. The invention realizes the mechanization of the whole process of digging, pulling up the shallots, clearing the soil, and placing the onions, greatly reduces the labor intensity, improves the work efficiency, and at the same time, obviously reduces the phenomenon that the onions are easily broken by manual harvesting.

Description

The shallot reaping machine

Technical field

The present invention relates to agricultural mechanical field, specifically, relate to a kind of shallot reaping machine.

Background technology

Along with the continuous improvement of kind, export volume is increasing, and shallot has become the important economic crops of northern China some areas.But along with very light blue more and more longer, the height on green onion ridge is increasingly high, and the difficulty of shallot results is also increasing.At present, the results of shallot all adopt the conventional artificial mode, promptly utilize spade etc. that the soil of green onion ridge one side is outwards opened; Shallot root one side is hollowed out, expose very light bluely, gently pull up with have gentle hands again; Labour intensity is big, and production efficiency is low, and the harvest season need be dropped into great amount of manpower.

There is a kind of semimechanized shallot to track down and recover machine in the market; It is a power with agricultural hand tractor, drives and digs the soil that the green onion cutter digs loose shallot one side, by manual work shallot is extracted from soil again; The excavation operation of having saved effort is tracked down and recovered in purer manual work, but operating efficiency is still very low.

Summary of the invention

The technical problem that the present invention will solve is to overcome above-mentioned defective, and providing a kind of all is that mechanization is accomplished automatically from digging green onion, pulling out green onion to putting, and can reduce labour intensity, the shallot reaping machine that can increase work efficiency again.

For addressing the above problem, the technical scheme that the present invention adopted is:

A kind of shallot reaping machine; Comprise frame, be fixed on the frame front end hitching frame, be installed in frame front crane, be installed in and dig green onion cutter and transmission mechanism on the frame front end bottom surface; Said transmission mechanism comprises power input shaft and the gearbox that is in transmission connection; It is characterized in that: said frame comprises horizontal frames and oblique frame, and the front end of oblique frame is fixed on the horizontal frames middle front part; The below of frame is provided with and can shallot is pulled up, transmit rearward, and in transport process, makes shallot by vertically transferring the horizontal green onion device that pulls out to; Pull out the green onion device and be provided with some groups; Each group is pulled out the green onion device and is comprised that all the axle center is that left side power wheel, right side power wheel and axle center are horizontal left side follower, right side follower longitudinally; On left side power wheel and the right side power wheel is fixedly mounted on respectively with gearbox is connected the power transmission shaft; The wheel shaft of left side follower is installed on the bearing block of bottom, horizontal frames rear end, and the wheel shaft of right side follower is installed on the bearing block at oblique frame rear end top; The left side power wheel is in transmission connection through left side driving-belt and left side follower; The right side power wheel is in transmission connection through right side conveyer belt and right side follower.

Further say:

Be provided with several expansion tightening wheels in said left side driving-belt and/or the right side conveyer belt.

Be fixed with left side guide plate and right side guide plate on the axle sleeve of the power transmission shaft of said left side power wheel and right side power wheel respectively.

The bottom of the power transmission shaft of said left side power wheel and right side power wheel is installed with left side group green onion tooth respectively and the green onion tooth is dialled on the right side.

On the said oblique frame depth-limiting mechanism is installed, comprises gauge wheel and gauge wheel support, the upper end of gauge wheel support is movably arranged on the oblique frame through bearing pin; Gauge wheel is installed in the lower end of gauge wheel support through the gauge wheel wheel shaft.

The rear side of said gauge wheel support is provided with stopping means, comprises swivel nut that is fixed on the oblique frame and the caging bolt that is threaded in the swivel nut, and the front end of caging bolt holds out against the gauge wheel support.

The said rear side that pulls out the green onion device is provided with the arc pallet that opening makes progress, and the arc pallet is hinged on the pallet axle, and the two ends of pallet axle are separately fixed on the oblique frame.

The top of said arc pallet is provided with down depressor; It comprises the lower pressing claw of depressor support, following depressor axle and several arcs down, and following depressor support is fixedly mounted on the frame, and the two ends of following depressor axle are hinged on down respectively on the depressor support; Lower pressing claw laterally arranges, and an end is fixed on down on the depressor axle; One end of following depressor axle is installed with down the depressor power wheel, and it is in transmission connection through transmission bar and the following depressor drive that is fixedly mounted on the gauge wheel wheel shaft.

Said below of pulling out the green onion device is provided with native clearly device, comprises earthenware and clear earthenware support clearly, and clear earthenware support is fixedly connected on the oblique frame; Clear earthenware comprises that earthenware axle clearly, two are fixed on the disk on the earthenware axle clearly and evenly are located at some clear native bars between two disks, and the two ends of clear native bar are fixedly connected on respectively on the excircle of two disks; The two ends of clear earthenware axle are installed in clearly on the earthenware support through bearing block respectively; The outside of one of them disk is provided with earthenware power wheel clearly, and clear earthenware power wheel is fixedly mounted on clearly on the earthenware axle, and it is in transmission connection through transmission bar and the clear earthenware drive that is fixedly mounted on the follower wheel shaft of right side.

Be provided with supporting plate between said clear earthenware and the arc pallet, supporting plate is fixed on the pallet stand, and pallet stand is fixedly connected on the oblique frame.

Owing to adopted technique scheme; Tracking down and recovering machine with the conventional artificial results with the semi-mechanization shallot compares; The present invention has realized digging green onion, has pulled out green onion, clear soil, put entire mechanization, has greatly reduced labour intensity, has improved operating efficiency; Simultaneously, also obviously reduced the artificial results phenomenon of disconnected green onion easily.

Below in conjunction with accompanying drawing and embodiment the present invention is described further.

Description of drawings

Fig. 1 is the structural representation of an embodiment of the present invention;

Fig. 2 is the structural representation of following depressor described in the embodiments of the invention;

Fig. 3 is the structural representation of arc pallet described in the embodiments of the invention;

Fig. 4 is the structural representation of clear earthenware described in the embodiments of the invention;

Fig. 5 dials the structural representation of green onion tooth for group green onion tooth of left side described in the embodiments of the invention, right side.

Among the figure: the 1-lower pressing claw; Depressor power wheel under the 2-; Depressor axle under the 3-; Depressor support under the 4-; 5-right side follower; The clear earthenware drive of 6-; The 7-wheel shaft; The 8-supporting plate; 9-left side follower; The 10-pallet stand; The 11-swivel nut; The 12-cover; The 13-caging bolt; The 14-bearing pin; The clear earthenware support of 15-; The oblique frame of 16-; The 17-horizontal frames; The 18-expansion tightening wheel; The 19-crane; The 20-gearbox; The 21-universal joint; The 22-power input shaft; The 23-hitching frame; The 24-tool rest; 25-left side guide plate; 26-right side guide plate; 27-right side power transmission shaft; 28-digs the green onion cutter; 29-right side power wheel; 30-dials on the right side green onion tooth; The 31-left side drive shafts; 32-left side power wheel; 33-dials the green onion tooth in the left side; 34-left side driving-belt; 35-right side conveyer belt; The 36-disk; The clear earthenware axle of 37-; The clear earthenware power wheel of 38-; 39-gauge wheel support; 40-gauge wheel wheel shaft; Depressor drive under the 41-; The 42-gauge wheel; 43-transmission bar; 44-pallet axle; 45-arc pallet; 46-transmission bar; The clear native bar of 47-.

Embodiment

Embodiment:

A kind of shallot reaping machine, as shown in Figure 1, comprise frame, be fixed on the frame front end hitching frame 23, be installed in frame front crane 19, dig green onion cutter 28 and transmission mechanism.Said frame comprises horizontal frames 17 and oblique frame 16, and the front end of oblique frame 16 is fixed on the middle front part of horizontal frames 17.On the front end bottom surface of horizontal frames 17 tool rest 24 is installed, digs green onion cutter 28 and be fixed on the tool rest 24 through fastening bolt.Said transmission mechanism comprises the power input shaft 22 and gearbox 20 that is in transmission connection through universal joint 21, and the top of horizontal frames 17 is fixed with cover 12.

The below of frame is provided with and can shallot is pulled up, transmit rearward, and in transport process, makes shallot by vertically transferring the horizontal green onion device that pulls out to.The said green onion device that pulls out is provided with some groups, if be provided with two groups, then can track down and recover two ridge shallots each time; If be provided with three groups, then can track down and recover three ridge shallots each time, or the like.Each group is pulled out the green onion device and is comprised that all the axle center is that left side power wheel 32, right side power wheel 29 and axle center are horizontal left side follower 9, right side follower 5 longitudinally; Left side power wheel 32 is fixedly mounted on respectively on the left side drive shafts 31 and right side power transmission shaft 27 that is connected with gearbox 20 with right side power wheel 29; The wheel shaft of left side follower 9 is installed on the bearing block of bottom, horizontal frames 17 rear ends, and the wheel shaft 7 of right side follower 5 is installed on the bearing block at top, oblique frame 16 rear end.The terrain clearance of right side follower 5 is greater than the terrain clearance of right side power wheel 29, and the terrain clearance of left side follower 9 is greater than the terrain clearance of left side power wheel 32.Left side power wheel 32 is in transmission connection through left side driving-belt 34 and left side follower 9, is provided with several expansion tightening wheels 18 in the left side driving-belt 34; Right side power wheel 29 is in transmission connection through right side conveyer belt 35 and right side follower 5, also can be provided with several expansion tightening wheels in the right side conveyer belt 35.

Be fixed with left side guide plate 25 and right side guide plate 26 on the axle sleeve of said left side drive shafts 31 and right side power transmission shaft 27 respectively.The bottom of left side drive shafts 31 and right side power transmission shaft 27 is installed with left side as shown in Figure 5 respectively and dials green onion tooth 33 and dial green onion tooth 30 with the right side.

The both sides of said oblique frame 16 all are equipped with depth-limiting mechanism, comprise gauge wheel 42 and gauge wheel support 39, and the upper end of gauge wheel support 39 is movably arranged on the oblique frame 16 through bearing pin 14; Gauge wheel 42 is installed in the lower end of gauge wheel support 39 through gauge wheel wheel shaft 40.The rear side of gauge wheel support 39 is provided with stopping means, comprises swivel nut 11 that is fixed on the oblique frame 16 and the caging bolt 13 that is threaded in the swivel nut 11, and the front end of caging bolt 13 is pressing closer gauge wheel support 39.

The said rear side that pulls out the green onion device is provided with the arc pallet 45 that opening makes progress, and the quantity of arc pallet 45 is identical with the group number that pulls out the green onion device.Like Fig. 1, shown in Figure 3, on the arc pallet 45 hinged pallet axles 44, the two ends of pallet axle 44 are separately fixed on the oblique frame 16.Arc pallet 45 is provided with the breach of strip.The top of arc pallet 45 is provided with down depressor.Like Fig. 1, shown in Figure 2, following depressor comprises the lower pressing claw 1 of depressor support 4, following depressor axle 3 and several arcs down.Following depressor support 4 is fixedly mounted on the frame, and the two ends of following depressor axle 3 are hinged on down respectively on the depressor support 4.Lower pressing claw 1 laterally arranges, and the one of which end is fixed on down on the depressor axle 3.1 three of lower pressing claws are one group, and its group number is identical with the number of arc pallet 45.In three lower pressing claws, two strip breach on the corresponding arc pallet 45 of the lower pressing claw in two outsides.One end of following depressor axle 3 is installed with down depressor power wheel 2, and it is in transmission connection through transmission bar 46 and the following depressor drive 41 that is fixedly mounted on the gauge wheel wheel shaft 40.

Said below of pulling out the green onion device is provided with native clearly device, like Fig. 1, shown in Figure 4, comprises earthenware and clear earthenware support 15 clearly, and clear earthenware support 15 is fixedly connected on the oblique frame 16.Clear earthenware comprises that earthenware axle clearly 37, two are fixed on the disk 36 on the earthenware axle 37 clearly and evenly are located at some clear native bars 47 between two disks 36, and the two ends of clear native bar 47 are fixedly connected on respectively on the excircle of two disks.The two ends of clear earthenware axle 37 are installed in clearly on the earthenware support 15 through bearing block respectively.The outside of one of them disk is provided with earthenware power wheel 38 clearly, and clear earthenware power wheel 38 is fixedly mounted on clearly on the earthenware axle 37, and it is in transmission connection through transmission bar 43 and clear earthenware drive 6 on the wheel shaft 7 that is fixedly mounted on right side follower 5.

Be provided with supporting plate 8 between said clear earthenware and the arc pallet 45, supporting plate 8 is fixed on the pallet stand 10, and pallet stand 10 is fixedly connected on the oblique frame 16.

Operation principle of the present invention is summarized as follows:

During work, described shallot reaping machine needs tractor-drawn and power is provided.At first, the shallot reaping machine is suspended on the afterbody of tractor through hitching frame 23, crane 19 is connected with the hydraulicefficiency elevation structure of tractor, and power input shaft 22 is connected with the rearmounted power take-off mechanism of tractor.Then, according to the degree of depth of rhizome in soil of shallot, adjustment stopping means and depth-limiting mechanism guarantee that digging the green onion cutter does not dig green onion disconnected when digging green onion.Under the traction of tractor, the shallot reaping machine is walked forward, digs green onion cutter 28 shallot is dug out; Then, under the guiding of left side guide plate 25 and right side guide plate 26, and green onion tooth 33 is dialled in the left side and dial under the stirring of green onion tooth 30 on the right side, and the shallot of digging out gets into the gap of left side conveyer belt 34 and right side conveyer belt 35; Left side conveyer belt 34 and right side conveyer belt 35 are transmitted rearward the shallot of clamping respectively under the drive of left side power wheel 32 and right side power wheel 29, and in transport process, shallot is by vertically transferring to laterally, and the root of shallot inwards.When shallot was transferred into the top of earthenware clearly, the clear native bar 47 on the clear earthenware of rotation can clean out the earth of shallot root, drops in the field.When the shallot behind the clear soil was transferred into supporting plate 8 tops, because the gap of left side conveyer belt 34 and right side conveyer belt 35 becomes big, shallot was dropped on the supporting plate 8.And then, can be shifted onto on the arc pallet 45 by shallot afterwards again.When gauge wheel 42 is walked forward, can drive down depressor drive 41 and rotate, and drive depressor power wheel 2 down, and then depressor rotates under driving through transmission bar 46; The lower pressing claw 1 that rotates can be depressed the shallot that has accumulated some on the arc pallet 45, and it is dropped in the field.So far, the harvesting work of shallot is from digging green onion, just pulling out green onion, transmit and put and all accomplished.

Claims

1. a scallion harvester, comprising a frame, a hitch (23) fixed on the front end of the frame, a lifting frame (19) installed on the front part of the frame, a green onion knife installed on the bottom surface of the front end of the frame ( 28) and a transmission mechanism, the transmission mechanism includes a power input shaft (22) and a gearbox (20) connected by transmission, and it is characterized in that: the frame includes a horizontal frame (17) and an inclined frame (16) , the front end of the oblique frame (16) is fixed on the middle front part of the horizontal frame (17); the bottom of the frame is provided with the green onion which can be pulled up and sent backwards, and the green onion is turned from vertical to vertical during the transmission process. Horizontal onion pulling device; the onion pulling device is provided with several groups, and each group of onion pulling device includes a left power wheel (32) with a vertical axis, a right power wheel (29) and a left side with a horizontal axis. Driven wheel (9), right side driven wheel (5), left side power wheel (32) and right side power wheel (29) are fixedly installed on the power transmission shaft that is connected with gearbox (20) respectively, left side driven wheel ( 9) the wheel shaft is installed on the bearing seat at the bottom of the rear end of the horizontal frame (17), and the wheel shaft of the right driven wheel (5) is installed on the bearing seat at the top of the rear end of the inclined frame (16); (32) is connected with the drive wheel (9) transmission on the left side by the left side transmission belt (34); The right power wheel (29) is connected with the drive wheel (5) transmission on the right side by the transmission belt (35) on the right side.

2. The green onion harvester according to claim 1, characterized in that: several tension pulleys (18) are arranged in the left side transmission belt (34) and/or the right side transmission belt (35).

3. green onion harvester according to claim 1, is characterized in that: the axle sleeve of the power transmission shaft of described left side power wheel (32) and right side power wheel (29) is respectively fixed with left side guide plate ( 25) and the right guide plate (26).

4. green onion harvester according to claim 1, is characterized in that: the bottom end of the power transmission shaft of described left side power wheel (32) and right side power wheel (29) is respectively fixedly installed with the left side dial green onion tooth ( 33) and the right side dials onion teeth (30).

5. according to the described scallion harvester of any one of claim 1-4, it is characterized in that: limited depth mechanism is installed on the described oblique frame (16), comprises depth-limiting wheel (42) and depth-limiting wheel support ( 39), the upper end of the depth-limiting wheel bracket (39) is movably installed on the inclined frame (16) through the pin shaft (14); the depth-limiting wheel (42) is installed on the depth-limiting wheel bracket through the depth-limiting wheel axle (40) The lower end of (39).

6. The scallion harvester according to claim 5, characterized in that: the rear side of the depth-limiting wheel bracket (39) is provided with a limiting device, including a screw sleeve (11) fixed on the inclined frame (16). ) and the stop bolt (13) that are threadedly connected in the screw sleeve (11), the front end of the stop bolt (13) pushes against the depth-limiting wheel support (39).

7. The scallion harvester according to claim 6, characterized in that: the back side of the onion pulling device is provided with an upwardly-opening arc-shaped tray (45), and the arc-shaped tray (45) is hinged on the tray shaft (44) On, the two ends of pallet shaft (44) are respectively fixed on the inclined frame (16).

8. The green onion harvester according to claim 7, characterized in that: a presser is provided above the arc-shaped tray (45), which includes a presser support (4), a presser shaft (3) and several arc-shaped lower pressing claws (1), the lower pressing device bracket (4) is fixedly installed on the horizontal frame, and the two ends of the lower pressing device shaft (3) are respectively hinged on the lower pressing device bracket (4), and the lower pressing device bracket (4) The pressing jaws (1) are arranged in parallel, and one end thereof is fixed on the lower pressing device shaft (3); one end of the lower pressing device shaft (3) is fixedly installed with the lower pressing device power wheel (2), which is fixedly installed on the limiter through the transmission bar. The presser transmission wheel (41) driving connection on the deep wheel axle (40) is connected.

9. green onion harvester according to claim 8, is characterized in that: the below of described onion pulling device is provided with soil clearing device, comprises soil clearer and soil clearer support (15), and soil clearer support (15) is fixedly connected on On the inclined frame (16); the soil cleaner comprises a soil cleaner shaft (37), two discs (36) fixed on the soil cleaner shaft (37) and a disc (36) evenly located between the two discs (36). Some soil clearing bars (47), the two ends of the soil clearing bar (47) are fixedly connected respectively on the outer circumferences of the two discs; the two ends of the soil clearing device shaft (37) are installed on the soil cleaning device support ( 15) above; the outer side of one of the discs is provided with a soil cleaner power wheel (38), and the soil cleaner power wheel (38) is fixedly installed on the soil cleaner shaft (37), and it is fixedly installed on the right side driven wheel through a transmission strip. The soil cleaner driving wheel (6) transmission connection on the wheel shaft of (5).

10. The green onion harvester according to claim 9, characterized in that: a supporting plate (8) is arranged between the soil cleaner and the arc-shaped tray (45), and the supporting plate (8) is fixed on the supporting plate support (10 ), the pallet support (10) is fixedly connected to the inclined frame (16).