JP3688792B2 - Gansu vine extractor - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a sweet potato vine extractor for cutting only a sweet potato vine before harvesting the sweet potato planted on the cocoon.
[0002]
[Prior art]
Conventionally, techniques for pulling out the foliage of crops with short foliage such as potatoes, and techniques concerning foliage processing machines for pulling out foliage that is vine-like and long like sweet potato are known.
For example, this is the technique described in JP-A-7-87818.
[0003]
[Problems to be solved by the invention]
However, in conventional foliage pulling machines, the vines were pulled up while holding the vines with a lifting belt, so that only the vines were pulled out while leaving the candy in the cocoons. It is difficult to find and harvest from the bundle of vines extracted to collect this sweet potato, and to harvest it separately. It was sometimes caught and damaged.
Therefore, the present invention seeks to provide a sweet potato vine extractor that allows only the sweet potato vines to be extracted in a state where the sweet potato remains inside the vine so that it is not left in the state left in the vine.
[0004]
[Means for Solving the Problems]
The problems to be solved by the present invention are as described above. Next, means for solving the problems will be described.
Of vine sweet potato which are ridges cultivated, and hold the vines on ridges in a sandwich scraping belt 9, in sweet potato vine drawing machine to go I引切while raising the take, the working machine arranged in the longitudinal direction on the left and right of the machine body A plurality of scissors pressers configured in the form of a drum at the front center of the work machine frame 8 and a longitudinal cutting blade A that cuts the vines between the scissors are arranged at the front of the frame 8. A support body 45 that supports the rollers 42 is fixed, and a support shaft 46 that is cantilevered is fixed to the side surface of the support body 45 in a direction perpendicular to the traveling direction and protruding upward in the center in front view. was set, the cylindrical portion 42a of the Imoosae roller 42 to the support shaft 46 and rotatably supported,該芋pressing roller 42 ... is a front view in accordance with the height of the ridge top surface "c" shape In addition, in the front-rear direction, multiple sets of left and right are rotatably arranged, and the sweet potato is kept in the ground , Which is constituted only sweet potato vines 引切Ru so.
[0005]
DETAILED DESCRIPTION OF THE INVENTION
Next, an embodiment of the present invention will be described.
FIG. 1 is a side view of the waist of a sweet potato vine pulling machine, FIG. 2 is a plan view showing a rake part and a lifting device of the waist of the candy sweet vine pulling machine, and FIG. 3 is a candy vine supporting the heel presser roller of the present invention. FIG. 4 is a front sectional view showing the support of the scissor presser roller of the present invention.
[0006]
1 and 2, the overall configuration of the sweet potato vine puller will be described.
An engine E and a gear case 28 are fixed to the rear end of the traveling frame 26. The power from the engine E is decelerated by the gear case 28, and the wheels 6 and 6 are driven via the drive case 27. The wheels 6 and 6 are configured to pass through grooves formed on the left and right sides of the bag. Further, the steering handle 5 protrudes above the traveling frame 26. The steering handle 7 is projected to the upper side of the engine E.
[0007]
A universal joint shaft 25 extends forward from the engine E, and the tip of the universal joint shaft 25 transmits power to the pinion wheel reduction gear 30. The pinion wheel speed reducer 30 decelerates to drive the longitudinal axis 31. The vertical shaft 31 drives the holding and lifting belts 9 and 9 below the front lifting case 4 and the rear lifting case 24, and further, the sprocket 1 extends to a portion extending to the upper side of the rear lifting case 24. The chain 5 is wound around the sprocket 2 fixed to the upper part of the front drive shaft 40 from the sprocket 1 to drive the drive shaft 40. The front end of the sandwiching and lifting belt 9 is wound around the drive shaft 40 and a belt driving pulley 41 that drives the sandwiching and lifting belt 9. The rear end of the sandwiching and raising belt 9 is wound around a driven pulley 55 that is pivotally supported by the rear raising case 24. A tension roller is in contact with the middle portion of the pinching and lifting belt 9.
[0008]
Further, the driving of the left clamping scraping belt 9 and the scraping tine 11 is sufficient, but similarly, the driving of the right scraping tine 11 and the clamping scraping belt 9 is necessary. A chain 57 is wound around the vertical drive shaft 56. The chain 5 is wound forward to drive the right drive tine 11 and the clamping scraping belt 9 by the vertical drive shaft 56 and the chain 57, and the rest of the configuration is the same as the left side.
[0009]
Further, a tine drive pulley 39 is fixed above the sprocket 2 of the drive shaft 40 to drive the belt of the driven tine 11. The upper surfaces of the scraping tine 11 and the tine driving pulley 39 are covered with a scraping case 13. In addition, the same lifting belt 9 is wound on the sandwiching and lifting belt 9 below the front lifting case 4 and below the rear lifting case 24, but the rear lifting case 24 has a longitudinal axis. 31. It is configured to be rotatable about two left and right points of a longitudinal drive shaft 56 and a pivot shaft 19 and 19 behind it.
[0010]
Then, the sweet vine is scraped by a scraping portion constituted by projecting the tines 11, 11... From the belt or the chain, and is held by a scraping device constituted by a clamping scraping belt 9 and conveyed backward. In the pulling configuration, the belt drive pulley 41 of the clamping scraping belt 9 is fixed to the drive shaft 40 disposed at the front end of the machine body, and the tine drive pulley 39 of the take-up portion is also fixed on the shaft of the drive shaft 40. ing.
[0011]
Further, as shown in FIG. 3, the drive shaft 40 that drives the belt drive pulley 41 is extended downward and inputted into the cutting blade drive bevel gear box 38, and the power is transmitted from the cutting blade drive bevel gear box 38 to the drive shaft 37. Thus, the drive shaft 37 is configured to drive the longitudinal cutting blade A and the vertical conveying blade B.
The drive shaft 37 is input into a triangular chain case 36. The chain case 36 supports the vertical cutting blade A and pivotally supports the rear end of the vertical conveying device B. The vertical conveying case 14 of B is configured to be able to rotate up and down, and according to the depth of the groove and the state of the sweet potato vine, it can be adjusted to rotate up and down around the vertical driving shaft 58. The vertical rotation conveyance device B can be fixed at a position retracted upward.
[0012]
In the chain case 36, a chain for driving the crankshaft 12, the intermediate shaft 17, and the tension roller of the tension shaft 47 to be driven from the drive shaft 37 is stretched in a triangular manner. With the rotation of the crankshaft 12, the sliding blade 23 of the vertical cutting blade A is slid along the fixed blade 15 to cut the sweet potato vine. Reference numeral 60 denotes a cover.
Further, a gear 18 is fixed to the intermediate shaft 17 and meshes with a gear (not shown) of the longitudinal drive shaft 58, and the longitudinal drive shaft 58 is rotated, A driving sprocket 20 of the longitudinally turning tine 10 is fixed. A weed guide rod 16 that moves up and down together with the vertical rotation conveyance device B is located on the side of the vertical rotation conveyance device B. On the side of the chain case 36, gauge wheels 3 and 3 that can be adjusted up and down are provided. Is arranged.
[0013]
As described above, the cutting blade drive bevel gear box 38 is fixed to the rear part of the chain case 36, the gauge wheel 3 is fixed to the side surface of the chain case 36, and the vertical cutting blade A and the vertical rotation conveyance to the front part of the chain case 36. The apparatus B is supported, and the chain case 38 is fixed to the work machine frame 8 to enable integral support. The work machine frame 8 is fixed to the front part of the pinion wheel speed reducer 30, protrudes forward and downward in parallel with the lifting and lowering belt 9 between the left and right sides, and a chain case 36 is fixed to the front part of the work machine frame 8. doing.
[0014]
Further, a plurality of heel presser rollers 42, 42,... Of the present invention are arranged at the rear part of the vine biting part in the substantially central part in the front-rear direction of the work machine frame 8, and in this embodiment, three pairs of left and right are arranged, The heel presser roller 42 is a drum-shaped roller and is supported as shown in FIGS. That is, the support pipe 43 is fixedly provided on the inner side surface in the rear position from the center portion in the front-rear direction of the work machine frame 8. The support pipe 43 is a cylindrical body having a rectangular opening in the vertical direction, and a hole 43 a is opened at the lower part of the side surface of the support pipe 43.
A support plate 44 is loosely fitted inside the support pipe 43. The support plate 44 is bent in the middle of the upper and lower sides to form a loose fitting portion 44a that loosely fits on the support pipe 43 and a fixed portion 44b that projects downwardly inward. A plurality of fixing holes 44c, 44c,... Having the same axis as the hole 43a are opened in the loose fitting portion 44a in the vertical direction so that the height can be fastened with bolts or the like. .. Are fixed to the fixing portion 44b. The support 45 is a plate that is long in the front-rear direction, and a middle part in the front-rear direction is fixed to the support plate 44.
[0015]
Further, support shafts 46 and 46 are fixed to the side surface of the support body 45 in a direction perpendicular to the side surface, the support shaft 46 protrudes upward in the center, and the presser foot roller 42 is supported on the support shaft 46. The cylindrical portion 42a is pivotally supported in a cantilever manner, and as shown in FIG. 4, the presser foot rollers 42, 42,... As shown in FIG. 3, it is disposed at the rear of the vine scavenging portion at a substantially front lower position of the front lifting case 4. The heel presser roller 42 is formed in a drum shape with a reduced diameter at the center.
[0016]
In this way, the support plate 44 fitted into the support pipe 43 is moved up and down, and the heel presser rollers 42, 42,... , The sweet potatoes are pressed after the vines are pulled out while rolling the top of the cocoons. Accordingly, the candy cane vines are lifted by the vertical conveying device B and cut by the vertical cutting blade A, and the candy vines raked in the center by the take-up tines 11, 11,. 9, the sweet potato vine is pulled upward by being sandwiched by 9 and conveyed rearward and upward.
Then, at the position immediately after the sweet potato vine is scraped and pulled, the upper surface of the cocoon is pressed by the heel presser rollers 42, 42..., And the sweet potato buried inside the candy is pulled up along with the sweet potato vine. It prevents it from happening and makes it possible to tear off the candy vines. In addition, the heel presser roller 42 formed in a drum shape is arranged in a “C” shape in plan view so as to match the upper surface shape of the heel. 42 ... is a cantilever support, so that even if the surface is uneven or a sweet candy pops out, it is absorbed by its elasticity and can be pressed down following the surface.
[0017]
【The invention's effect】
The present invention, among the vine sweet potato which is ribbed cultivation, arranged sandwiching the vines on ridges in a sandwich scraping belt 9, in sweet potato vine drawing machine to go I引切while raising the take, in the longitudinal direction on the left and right of the machine body A vertical conveying device B and a vertical cutting blade A for cutting the vine between the ribs are arranged at the front part of the work machine frame 8, and a drum shape is formed at a substantially central part in the front-rear direction of the work machine frame 8. A support body 45 that supports the plurality of heel presser rollers 42 is fixed, and is supported on the side surface of the support body 45 in a direction perpendicular to the advancing direction and projecting upward in the center in front view, and cantilevered. A shaft 46 is fixed, and a cylindrical portion 42a of the presser foot roller 42 is pivotally supported on the support shaft 46 so that the presser foot roller 42. In the shape of `` C '' and in the front-rear direction, multiple sets of left and right are rotatably arranged, and the sweet potato is in the ground In metastate, since it is configured only sweet potato vines 引切Ru so, it's the following advantages.
That is, immediately after the sweet potato vine is scraped and pulled, the upper surface of the cocoon is pressed by the heel presser rollers 42, 42, etc., so that the sweet potato buried inside the candy is accompanied by the sweet potato vine. It was possible to prevent the candy vines from being pulled up and to cut off the candy vines.
In addition, the heel presser roller 42 formed in a drum shape is arranged in a “C” shape in plan view so as to match the upper surface shape of the heel. 42 ... is cantilevered, so even if the surface is uneven or the sweet candy pops out, it can be absorbed by its elasticity and follow the surface. .
In addition, since the heel presser roller is arranged at the rear position of the starting end portion of the pinching and lifting belt 9, even if the vine pinched by the pinching and lifting belt is pulled upward, it is kept in the soil without causing sweet potatoes. In this state, it is possible to pull out only the sweet potato vine, and it is possible to save twice the trouble of collecting the sweet potato from the extracted sweet potato vine.
In addition, work efficiency can be improved and harvest efficiency can be increased.
[Brief description of the drawings]
FIG. 1 is a side view of a lumbar region of a sweet potato vine extractor according to the present invention.
FIG. 2 is a plan view showing a rake part and a rake device of the lower back part of the same sweet potato vine pulling machine.
FIG. 3 is a side cross-sectional view of the front of the sweet potato vine puller that supports the heel presser roller of the present invention.
FIG. 4 is a front cross-sectional view showing the support of the heel presser roller of the present invention.
[Explanation of symbols]
8 Work machine frame 9 Nipping and lifting belt 41 Belt drive pulley 42 芋 Presser roller

Claims (1)

Among the sweet potato vines that were cultivated in the cocoon, the vines on the cocoon were pinched with the pinch-raising belt 9 and pulled up while being picked up.
In the front part of the work machine frame 8 arranged in the front-rear direction on the left and right sides of the machine body, the vertical rotation conveying device B and the vertical cutting blade A for cutting the intercostal vine are arranged,
A support body 45 that supports a plurality of scissors pressing rollers 42 configured in a drum shape is fixedly provided at a substantially central portion in the front-rear direction of the work machine frame 8;
A support shaft 46 is fixed to the side surface of the support body 45 in a direction perpendicular to the advancing direction, protruding upward in the center in front view, and cantilevered.
A cylindrical portion 42a of the presser foot roller 42 is pivotally supported on the support shaft 46, and the upper presser roller 42... In the front-rear direction, multiple sets of left and right are rotatably arranged,
A sugarcane vine extractor, which is configured to cut only the sweet potato vine with the sweet potato in the ground.

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