JP2008199912A - Harvester for root vegetables - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To solve problems that handling large-diameter vegetables is hardly made because tension pulleys holding tension of a pair of right and left transfer belts are opposite on both sides of a transportation path and belts of a neck arranging apparatus are removed with pushing up force to the upper side. <P>SOLUTION: A harvester for the root vegetables is equipped with the neck arranging apparatus 3 composed of a right and a left supporting members 7 and 7 provided with a plurality of pressing members 6 arranged at a regular interval for pressing a right and a left neck arranging endless belts 4a and 4b from the inside of winding regions to the transporting path 5 side so as to arrange cutting positions of stems and leaves of the root vegetables during transportation. In the harvester for the root vegetables, the right and the left supporting members 7 and 7 are shifted and arranged in positions without facing pressing members 6, respectively, and the harvester is composed by installing extending parts 7a extended to the upper parts of the right and the left neck arranging endless belts 4a and 4b on the side of the transportation path 5 in the right and the left supporting members 7 and 7. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a root vegetable harvesting machine that harvests root vegetables such as carrots.

  Conventionally, a machine for harvesting root vegetables such as carrots has been publicly disclosed in Japanese Patent Application Laid-Open No. 2004-242585, and has become a publicly known technique. The root crop harvesting machine described in the published patent is cut on the left side of the traveling vehicle by a drawing transfer device, a neck transfer device, a tapping transfer device, a leaf cutting device, and a remaining leaf of the root vegetable. A root vegetable harvesting machine provided with a device for cutting and transferring residual leaves to be processed is disclosed.

And this root vegetable harvesting machine arranges the residual leaf cutting transfer device, the takeover transfer device, and the sorting transfer conveyor in a U shape in plan view and discharges it to the right side of the transfer terminal portion of the residual leaf cutting transfer device. The remaining root-removed root vegetables are transferred to the rear of the cockpit provided at the front right side of the traveling vehicle through the takeover transfer device and the sorting transfer conveyor, and stored there.
Japanese Patent Laid-Open No. 2004-242585

  Conventionally, a root crop harvesting machine has a neck that aligns the root of the root vegetables with a pulling conveying device that pulls out and harvests the root vegetables planted in the field, as can be seen in Patent Document 1 presented by the applicant. And an aligning device. And the neck aligning device is a position of the neck while holding the portion close to the neck below the foliage part of the root vegetable that is being transported in a state where the pulling and conveying device is pinching the upper side of the foliage part and transporting it horizontally backward It is the composition which arranges.

  However, in the conventional neck aligning device, the tension pulley provided to maintain the tension of the pair of left and right transfer belts faces the same position on the left and right (see FIG. 9 of Patent Document 1) across the conveyance path. It is pivoted. Therefore, the conventional neck aligning device has little flexibility in the holding interval between the left and right transfer belts, and there is a problem that cannot be dealt with when a larger-diameter vegetable is mixed and conveyed.

  Furthermore, the conventional neck aligning device sandwiches the lower part of the same leaf (portion close to the neck) against the carrot in the process in which the upper drawing and transporting device sandwiches the foliage and transports it obliquely upward. While the vegetable neck is aligned while being conveyed rearward (substantially in the horizontal direction), there is a problem that the vegetable pulled up at that time comes into contact with the neck-aligned belt and moves the belt upward to remove it.

  According to the first aspect of the present invention, a pulling / conveying device (2) for holding the stems and leaves of the root vegetables on the left and right sides of the vehicle body (1) and conveying them from the field to the rear of the pulling machine body is provided in a rear-upward inclined posture. A left neck-aligned endless belt (4a) wound endlessly between a left drive rotator (18a) and a left driven rotator (19c) and a right drive rotator (18b) below the rear part of the transport device (2). ) And the right driven rotator (19d), the right neck-aligned endless belt (4b) wound endlessly, and the left and right neck-aligned endless belts (4a, 4b) from within the winding area to the conveying path (5) A neck aligning device (3) for aligning the cutting positions of the roots and leaves of the root vegetable being transported, comprising left and right support members (7, 7) provided at equal intervals with a plurality of pressing members (6) for pressing to the side In the root crop harvesting machine, place the left and right support members (7, 7) in positions where the respective pressing members (6) do not face each other. In addition, the left and right support members (7, 7) are provided with extending portions (7a) extending above the left and right neck-aligned transport bands (4a, 4b) on the transport path (5) side. The root crop harvester is the characteristic.

  According to the above configuration, the left and right support members (7, 7) are arranged at positions where the plurality of pressing members (6) provided at equal intervals do not face each other, and the left and right neckless endless bands (4a, 4b) are wound. Since the neck aligning device (3) is configured by pressing from within the region, the left and right neck aligned endless belts (4a, 4b) are arranged in the longitudinal direction of the body between the pressing members (6) even when large-diameter root vegetables are conveyed. Since it can be retracted to the interval portion, the neck alignment device (3) is prevented from being clogged with root vegetables, and the cutting position of the root and leaves of the root vegetables is stabilized regardless of the diameter of the root vegetables. Can do.

  In addition, the left and right support members (7, 7) are provided with an extending portion (7a) extending above the left and right neck-aligned transport bands (4a, 4b) on the transport passage (5) side, whereby root vegetables Even if the left and right neckless endless bands (4a, 4b) are pushed upward, the extension part (7a) of the support member (7) restricts the upward movement of the left and right neckless endless bands (4a, 4b). Therefore, it is possible to prevent the left and right neckless endless bands (4a, 4b) from coming off.

According to a second aspect of the present invention, there is provided a root vegetable harvesting machine according to the first aspect, in which any one of the left and right driven rotating bodies (19c, 19d) is provided behind the other body.
According to the above configuration, either one of the left and right driven rotators (19c, 19d) is provided at the rear of the machine body relative to the other, so that the pressing member (6) on the conveyance end side and the left and right driven rotators (19c, 19d) Since an interval portion in which either one of the left and right neckless endless belts (4a, 4b) is retracted is formed between any one of them, the root vegetables are fed to the neck aligning device (3) even when large-diameter root vegetables are conveyed. Clogging is prevented, and the cutting position of the roots and leaves of the root vegetables can be stabilized regardless of the size of the root vegetables.

  In the first aspect of the present invention, the left and right neck-aligned endless belts (4a, 4b) are arranged at positions where the pressing members (6) provided with a plurality of left and right support members (7, 7) at equal intervals do not face each other. ) Is pressed from the inside of the winding area, even if large-diameter root vegetables are conveyed to the neck aligning device (3), the left and right neck aligned endless belts (4a, 4b) are in the longitudinal direction of each pressing member (6). Therefore, the neck alignment device (3) is prevented from being clogged with root vegetables, and the work efficiency is improved.

Moreover, since the cutting position of the foliage portion is stabilized regardless of the diameter of the root vegetable, the root portion is prevented from being cut, so that the commercial value of the root vegetable is improved.
And by providing the extension part (7a) in the support member (7) and restricting the upward movement of the left and right neck aligned endless bands (4a, 4b), the left and right neck aligned endless bands (4a, 4b) are removed. Since it is difficult to interrupt the harvesting operation of root vegetables, the work efficiency is improved.

  In the invention described in claim 2, in addition to the effect of the invention described in claim 1, any one of the left and right neckless endless bands (4a, 4b) is formed by the pressing member (6) and the left and right driven rotating bodies (19c, 19d). ) Can be retracted to the interval portion formed between them and the root alignment vegetables (3) is prevented from clogging, and the work efficiency is improved.

  Moreover, since the cutting position of the foliage portion is stabilized regardless of the diameter of the root vegetable, the root portion is prevented from being cut, thereby improving the commercial value of the root vegetable.

Hereinafter, as an example of the embodiment of the present invention, a carrot harvester that performs a carrot harvesting operation will be described.
As shown in FIGS. 2 and 3, a control seat 36 is attached to the left and right sides of the vehicle body 1, and operation panels 37 a and 37 b are attached to the front and left and right sides of the control seat 36, respectively. Install the engine 38 and the mission 39. The left and right crawlers 10L and 10R are attached to the drive shaft of the transmission 39 below the vehicle body 1.

  Then, a pulling / conveying device 2 that pulls out carrots from the field and holds and conveys it to the rear of the machine body is attached to the left and right sides of the vehicle body 1, and a lateral pulling device 12 is attached to the front side of the body of the pulling and conveying apparatus 2. Along with the vertical raising device 13, a weed body 43 is attached to the front lower part of the vertical raising device 13. Further, a gauge wheel 40 having an adjustable height is attached by turning the handle 41 behind the laterally raising device 12 and in front of the right crawler 10R, and the soil around the carrot having a base on the vehicle body 1 is unraveled. Then, a vibration sourer 42 is attached to make the pulling and conveying device 2 easy to pull out.

  In addition, a beard root cutting device 44 for cutting the beard root at the lower end of the carrot root portion is attached on the vehicle body 1 and below the conveyance path of the pulling and conveying device 2, and the pulling and conveying device 2 above and below the beard root cutting device 44 is attached. A cylinder 45 for adjusting the height is attached. Then, a neck aligning device 3 that conveys the carrots backward while aligning the cutting positions of the ginseng foliage and roots is attached to the rear of the pulling and conveying device 2, and the ginseng foliage is rooted behind the neck aligning device 3 A cutting device 15 for cutting is attached. Further, a lower foliage conveying device 17a is attached to the rear and upper side of the conveying start end of the neck aligning device 3, and an upper foliage conveying device 17b is attached above the lower foliage conveying device 17a to constitute the foliage conveying device 17.

  A remaining leaf processing device 46 that receives the root of the carrot that has been cut and dropped below the cutting device 15 and the foliage conveying device 17 and that conveys the remaining leaf remaining in the root while conveying the remaining leaf to the inside of the machine body. Attach and attach an upper transport device 47 that takes over carrots from the remaining leaf processing device 46 and transports the remaining leaf processing device 46 upward in the direction toward the inner side of the device. In addition, a sorting and conveying device 48 that conveys carrots to the rear of the fuselage is attached below the conveying terminal portion of the upper conveying device 47 and behind the control seat 36, and a container 50 that collects carrots is disposed at the conveying terminal portion of the selecting and conveying device 48. A container stand 49 to be placed is attached.

  Furthermore, a container storage base 51 that is foldable inward of the airframe for mounting a plurality of containers containing carrots on the outer side of the airframe than the control seat 36 is attached, and the front and rear of the airframe are attached to the rear of the container storage base 51 and the container base 49. The spare container mounting bases 52 and 52 that can be folded in the direction are respectively attached. Then, the seat frame 54 is attached from the outer side of the container storage base 51 to the inner side of the machine body so as to straddle the container storage base 51, and the carrot transported by the sorting / conveying device 48 at the front end of the seat frame 54 is selected. A work seat 55 on which a worker to be seated is attached. Further, by attaching a step 56 for the operator to stand between the work seat 55 and the sorting and conveying device 48 and behind the control seat 36, the carrot harvester A is configured.

  2 and 3, the pulling and conveying device 2 is configured by winding a pair of left and right sandwich conveying belts 11 and 11 in an endless manner, and a conveying start end portion is provided at a low front position of the vehicle body 1. In a side view (see FIG. 2), it is arranged in a rear-upward inclined posture, and its conveying terminal portion extends to the upper rear portion of the vehicle body 1. The pulling device 12 and the vertical pulling device 13 are arranged at the front of the vehicle body 1 on the front left and right of the pulling and conveying device 2, while the pulling device 12 raises the carrot foliage, The vertical pulling device 13 is separated from the adjacent carrots so that the starting end of the pulling and conveying device 2 can easily hold the carrot foliage.

  Then, when the carrot foliage is sandwiched between the left and right nipping and transporting belts 11 and 11, the pulling and transporting device 2 is configured to be pulled out from the field scene while being moved obliquely upward and transported to the upper rear. In this case, the sandwiching and conveying belts 11 and 11 are configured to be input and driven from the driving pulley 14 at the rear end.

  Next, as shown in the drawing, the neck aligning device 3 is arranged at an upper position close to the conveying end portion of the pulling conveying device 2 provided in an inclined manner, with the left and right neck aligning with the conveying start end facing the lower side thereof. The endless belts 4a and 4b are configured to extend rearward in a substantially horizontal state with respect to the inclined drawing / conveying device 2. And the cutting device 15 is comprised from a left-right paired disk cutter, it is made to approach the conveyance termination | terminus part of the neck aligning apparatus 3, and it is set as the structure which cuts the stem and leaf part of the carrot which finished neck alignment in the position close | similar to a neck. .

  The leaflet belt 17 is provided by extending a pair of left and right belts from above the left and right neckless endless bands 4a and 4b to above the cutting device 15 to the rear of the vehicle body 1, and sandwiching and transporting the cut foliage portion And is configured to discharge.

  As shown in FIGS. 1 to 3, the neck aligning device 3 is mounted on the left and right drive pulleys 18 and 18 that pivot the left and right neckless endless bands 4a and 4b on the outer side of the rear side of the machine body and on the outer side of the front side of the machine body. Left and right first driven pulleys 19a and 19a, left and right second driven pulleys 19b and 19b that pivot on the inside of the front of the machine body, and left and right third driven pulleys 19c that are arranged on the rear side of the machine body at the rear of the machine rather than the other. As shown in FIGS. 1 and 4, a plurality of pressing plates 6 are provided on the left and right support plates 7 and 7 provided in the winding regions of the left and right neckless endless bands 4a and 4b, respectively. The left and right support plates 7 and 7 are arranged so as to be arranged at equal intervals in the longitudinal direction of the machine body so that the respective pressing plates 6 do not face each other, and the left and right neckless endless bands 4a and 4b are pressed toward the conveyance path 5 side. It is configured. The front-rear distance between the pressing plates 6 may be such that the left and right neckless endless bands 4 a and 4 b are slightly bent outward from the conveyance path 5.

  Furthermore, by setting the front-rear distance between the pressing plates 6 to be narrower than the planting interval of the carrots in the field, even if the carrots are continuously pulled out and conveyed, the neck can be aligned with a uniform clamping force. Regardless of the size of the varieties, the cutting position of the foliage is stable and the root is prevented from being cut, thereby improving the commercial value of the root vegetables.

  As shown in FIG. 4, the left and right support plates 7 and 7 are formed with extending portions 7a that extend above the left and right neckless endless bands 4a and 4b on the conveying path 5 side. The extended portion 7a is configured to project to the extent that it does not hinder the conveyance, even if the left and right neckless endless bands 4a and 4b are bent outwardly of the machine body. .

  The pulling and conveying apparatus 2 and the neck aligning apparatus 3 configured as described above sequentially convey carrots sandwiching the foliage at the conveyance start end of the pulling and conveying apparatus 2 as the vehicle body 1 moves forward. When the position 3 is reached, the left and right neckless endless bands 4a and 4b are squeezed and clamped at their start ends and begin to be conveyed rearward in the horizontal direction. At that time, the ginseng is in a state where the upper side of the foliage is sandwiched by the sandwiching and transporting belts 11 and 11, and the lower side is lifted upward while being transported while being sandwiched by the left and right neckless endless belts 4 a and 4 b. The neck portion is aligned below the aligned endless bands 4a, 4b.

  In such a process of neck alignment, the left and right neckless endless bands 4a and 4b are moved upward by the carrots contacting the lower surface, but the extending portions 7a of the left and right support plates 7 and 7 are aligned to the left and right necks. Since the endless bands 4a, 4b are restricted from moving upward by the extending portion 7a by being positioned above the endless bands 4a, 4b, the operation of harvesting root vegetables is less likely to be interrupted. Efficiency is improved.

  The left and right neckless endless belts 4a and 4b are transported while being neck-aligned. In the transport path 5, a pressure plate is placed on the other side opposite to the pressure plate 6 on one side even when a large-diameter carrot is transported. 6, the left and right neck-aligned endless bands 4 a and 4 b of that portion can be retracted to the gap portion of the pressing plate 6, so that the flexibility of the sandwiching width of the left and right neck-aligned endless bands 4 a and 4 b is maintained and large. Even carrots can be transported smoothly.

  As described above, according to the configuration of the embodiment, the left and right support plates 7 and 7 provided with a plurality of pressing plates 6 at equal intervals are arranged so that the respective pressing plates do not face each other. Even if large diameter carrots are mixed and transported in the endless belts 4a and 4b, the left and right neck-aligned endless belts 4a and 4b are formed with an interval portion that can be retracted. Unlike the configuration in which the tension pulley is pivoted so as to face the roller, the holding and conveying action is flexible, so that even a large-diameter carrot can perform neck alignment while smoothly conveying.

  In addition, either one of the left and right third driven pulleys 19c and 19d is arranged behind the fuselage with respect to the other, so that one of the left and right neckless endless bands 4a and 4b is connected to the pressing member 6 and the left and right third drive. Since it can retract in the space | interval part comprised between any one of the rotary bodies 19c and 19d, it is prevented that root vegetables are clogged in the neck aligning apparatus 3, work efficiency is improved, and the diameter of root vegetables Regardless of the size, the cutting position of the foliage part is stabilized, so that the root part is prevented from being cut, thereby improving the commercial value of the root vegetables.

  With the above configuration, the carrots are aligned at the neck portion by the neck aligning device 3 and are conveyed to the rear of the machine body in a state of being hung by the neck aligning device 3 and the upper foliage conveying device 17. Since the cutting device 15 can cut the foliage at a predetermined position, the root of the carrot is prevented from being cut, and there is an advantage that the commercial value is improved.

  Since the left and right endless bands 4a and 4b are configured such that the extending portions 7a of the left and right support plates 7 and 7 to which the pressing plate 6 is attached are positioned above the left and right endless bands 4a and 4b. Even if a force that pulls the left and right neckless endless belts 4 and 4 upwards works, the movement is blocked by the extending portion 7a, so the left and right driving pulleys 18 and 18 and the left and right first to third driven pulleys 19a. , 19a, 19b, 19b, 19c, 19d can be prevented from coming off.

Hereinafter, another embodiment relating to the neck aligning device will be described.
As shown in FIG. 5, the left and right third driven pulleys 19c and 19d are arranged symmetrically, and one of the left and right third driven pulleys 19c and 19d has a smaller diameter than the other.

  According to the above configuration, when the large-diameter ginseng passes through the conveying terminal portion of the neck aligning device 3, one of the left and right third driven pulleys 19c and 19d has a smaller diameter than the other, so 4a and 4b can be retracted to the space between one of the left and right third driven pulleys 19c and 19d and the pressing plate 6, so that the neck alignment device 3 is prevented from being clogged with root vegetables. The efficiency is improved, and the cutting position of the foliage portion is stabilized regardless of the diameter of the root vegetable, thereby preventing the root portion from being cut, thereby improving the commercial value of the root vegetable.

  If the left and right third driven pulleys 19c and 19d are both formed to have a small diameter, the interval between the left and right neck aligned endless bands 4a and 4b can be increased, and the neck aligning operation can be further stabilized.

Next, an embodiment in which the guide device 6 is replaced with a guide roller 20 will be described.
As shown in FIGS. 6 and 7, the left and right support plates 7, 7 are arranged in the winding region of the left and right neckless endless bands 4 a, 4 b, and the left and right guide rollers 20 are disposed before and after the left and right support plates 7, 7 in the conveying direction. , 20 are rotatably mounted on left and right mounting arms 21, 21 in left and right mounting long holes 22, 22 so as to be freely adjustable in the lateral direction with respect to the conveying direction. The left and right guide rollers 20, 20 on both the left and right sides of the conveyance path 5 are alternately arranged in a staggered manner on the left and right in a plan view. The left and right neckless endless bands 4a and 4b are respectively wound around the left and right drive pulleys 18 and 18 and the left and right first to third driven pulleys 19a, 19a, 19b, 19b, 19c and 19c. It is provided so as to be pressed and guided from the inside by the rollers 20 and 20, and is configured to sandwich and transport the foliage of the carrot neck.

  The left and right support plates 7 and 7 are provided with left and right support arms 23 and 23 extending on the left and right second driven pulleys 19b and 19b side and the left and right third driven pulleys 19c and 19d side on both the front and rear sides. The support arms 23 and 23 are each provided with a scraper 24.

  With the above configuration, the left and right mounting arms 21 for mounting and supporting the left and right guide rollers 20 and 20 are configured separately from the left and right support plates 7 and 7, so that the scraper can be adjusted when the left and right guide rollers 20 and 20 are adjusted in and out of the conveyance path. Since 24 also moves in conjunction, the work of adjusting the scraper 24 is omitted, and the labor of the operator is reduced.

Next, another embodiment shown in FIG. 8 will be described for the pressing plates 6 of the left and right neckless endless bands 4a and 4b.
This guide device 6 is provided with a plurality of seesaw-like rocking arms 26 on which front and rear guide rollers 20, 20 are rotatably mounted, and is configured to press the neck-aligned endless belt 4a or 4b from within the winding area. Reference numeral 27 denotes a swing fulcrum shaft.

  With the above configuration, when a large-diameter carrot is conveyed, each swing arm 26 swings alternately left and right using the swing fulcrum shaft 27 as a rotation fulcrum, and the front and rear guide rollers 20 and 20 move backward and protrude. By repeatedly pressing the neck-aligned endless belt 4a or 4b from the inside of the winding region to form a space where the neck-aligned endless belt 4a or 4b can be retracted, the carrot does not clog the neck aligning device 3, and the carrot Can be transported smoothly, and the cutting position of the foliage part is stabilized regardless of the size of the root vegetables, preventing the root part from being cut, thereby improving the commercial value of the root vegetables To do.

  In the embodiment shown in FIG. 8, when one side of the conveyance path 5 is configured as described above, and the pressing plate 28 is provided to press the holding conveyance working area of the other end of the neck-aligned endless belt 4a or 4b from within the winding area. The same effects as the above configuration can be obtained while reducing the cost.

Further, if the mounting bolt for mounting the swing arm 26 to the left and right support plates 7 and 7 is the swing fulcrum shaft 27, the cost can be further reduced.
The swing arm 26 is characterized in that the pressing action of the endless belt 4 at the time of carrot conveyance is effective when the length of one of the swing arms 26 is made different and the other is made longer and the other shorter.

  Furthermore, each swing arm 26 may have a configuration in which a swing range is set in advance and a stopper is provided at the swing limit position. In FIG. 8, the attachment side of the scraper 24 attached to the left and right support plates 7 and 7 is a stopper 24a.

  With the above configuration, the guide rollers 20 and 20 do not escape outward from the specified position. Therefore, the left and right neckless endless belts 4a and 4b are too wide and the carrot falls or the foliage cutting position. Is prevented, so that carrots are transported reliably and work efficiency is improved, and the root portion is prevented from being cut, thereby improving the commercial value of root vegetables.

Next, another embodiment will be described based on FIG. 9 and FIG.
As shown in FIG. 9, the shoulder alignment bar 30 is provided below the middle part of the drawing / conveying device 2, and is arranged substantially parallel to the middle part with respect to the drawing / conveying device 2. It is configured in a shape that can be made. In this case, the shoulder alignment bar 30 is composed of a pair of left and right guide rods, and guides with the carrot in between.

And the conveyance start end part of the neck aligning apparatus 3 is provided in the upper position of the terminal part of the said shoulder alignment bar 30, and it is made to approach the lower surface of the drawing | extracting conveyance apparatus 2. FIG.
As shown in the drawing, the support belt 31 is supported by a flexible elastic member (roller supported by a spring or the like), and conveys while supporting the lower part of the carrot from the left and right. The bar 30 is arranged so as to extend from the position below the middle part of the bar 30 to the lower side of the shoulder aligning device 3. The support belt 31 is provided so that the end portion thereof faces the upper portion of the remaining leaf processing device 46, and the carrots that fall off due to tearing of the foliage portion are collected.

  The support belt 31 is disposed so that the end portion is located in front of the rear cutting device 15 so as not to hit the carrot being cut (when the carrot being cut is hit, the cut surface is slanted). The product value is reduced.

  Further, as shown in a side view in FIG. 8, the support belt 31 is arranged so that the conveyance end portion side is gradually brought closer to the neck aligning device 3 side and has an angle in the side view, and the carrots being conveyed are sequentially upward. It is set as the structure which works to push up. Therefore, since the carrot is conveyed so as to be lifted while the lower part is held by the support belt 31, there is a feature that the neck alignment is improved.

Note that the support belt 31 may be configured to be adjustable up and down, and may be adjusted to the length of the carrot.
Next, as shown in FIGS. 9 and 10, the mud dropping device 35 is a cylindrical rotary brush, and is mounted on the vertical axis between the endless belts 4, 4 for shoulder alignment and the support belt 31, It acts on the carrots being transported to remove the adhering mud.

  In this way, the mud dropping device 35 works as a rotating brush on the carrot in a state where the upper and lower endless belts 4 and 4 and the lower support belt 31 support the upper and lower sides. There is an excellent feature that can effectively remove the adhering mud.

Top view of the neck aligner Side view of root crop harvester Top view of root crop harvesting machine A cross-sectional view of a part of the neckless endless belt Plan view of another embodiment of the neck aligning device The top view of the attachment state of the guide roller, which is another embodiment of the neck aligning device Side sectional view of FIG. Working plan view of the guide roller in the neck aligning device of another embodiment Side view of another embodiment of a neck aligning device having a support belt The top view of a support belt.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Car body 2 Pulling-out conveyance apparatus 3 Neck alignment apparatus 4a, 4b Endless belt with right and left neck alignment 5 Conveyance path 6 Guide apparatus 7 Support member 7a Extension part 18, 18 Left-right rotation drive body 19c, 19d Left-right driven rotation body

Claims (2)

  A pulling / conveying device (2) for holding the stems and leaves of root vegetables on the left and right sides of the vehicle body (1) and transporting them from the field to the rear of the pulling machine body is provided in a rear-upward inclined posture, and the rear portion of the pulling and conveying device (2) A left neck-aligned endless belt (4a) wound endlessly between a left drive rotator (18a) and a left driven rotator (19c), a right drive rotator (18b), and a right driven rotator ( 19d) and a plurality of presses for pressing the right neck-aligned endless band (4b) wound endlessly and the left and right neck-aligned endless bands (4a, 4b) from the winding area toward the conveyance path (5). In the root vegetable harvesting machine in which the neck aligning device (3) for aligning the cutting position of the stem and leaf part of the root vegetable being transported comprising the left and right support members (7, 7) provided with the members (6) at equal intervals, If the left and right support members (7, 7) are provided at positions where the respective pressing members (6) do not face each other, they are shared. The root vegetables are characterized in that the left and right support members (7, 7) are provided with extending portions (7a) extending above the left and right necked conveying bands (4a, 4b) on the conveying path (5) side. Harvesting machine.   The root crop harvesting machine according to claim 1, wherein any one of the left and right driven rotating bodies (19c, 19d) is provided behind the other body than the other.

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