JP2005204519A - Height variable structure of preparation part of bulbous crop preparing machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To solve problems that the ground height of a preparing part and the height of a container apparatus are fixed at prescribed heights and selection of individual suitable height is not obtained in trouble at operation efficiency with the result that it is difficult to perform operation to remove a container housing bulbous crops and exchange the container with an empty container and adaptability in conformity with a harvesting operation system (a case where the bulbous crops after preparation are released directly from an unloading apparatus to a field, a case where the bulbous crops are housed in the container, or the like) is deficient in a conventional bulbous crop preparing machine and to eliminate complicatedness or inconvenience of feeding operation and crop housing operation after preparation. <P>SOLUTION: A height variable apparatus of the preparing part is composed so as to be freely demountable by mounting the height variable apparatus of the preparing part keeping the ground height of the container apparatus at a suitable position relatively to a traveling part and making the ground height of the preparation part freely variable so as to conform to a harvesting operation system. Thereby, the ground height of the preparation part can independently and individually be changed in the front and the rear. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention picks up a bulb crop collected by a bulb crop harvester or the like and puts it on a field basket, cuts the foliage part and the root of the root, and prepares the preparation part on the traveling part having a self-propelled function. It is related with the preparation part variable height structure of the bulb crop preparation machine equipped with the container apparatus which mounts and accommodates the further prepared bulb crop.

Conventionally, bulb crops are collected with a bulb crop harvester, left to dry in the field, then picked up the bulb crops while running the bulb crop preparation machine along the straw, and the stem leaves and roots of the bulb crops are removed. 2. Description of the Related Art Among harvesting work systems for excision and preparation processing, bulb crop harvesters equipped with a preparation unit, a traveling unit, and a container device that are prepared and stored while self-propelled are already known in various forms. (For example, see Patent Document 1)
JP 2002-172588 A

  However, according to the conventional technology, the ground height of the supply conveyance unit and the preparation unit for supplying bulb crops and the height of the container device are fixed at a constant height, and it is not possible to select individual appropriate heights. This makes it difficult to replace containers (removing containers containing bulbous crops and replacing them with empty containers). At the same time, the ground level of the feeding and transporting units and the preparation unit is fixed, so that it does not fit the individual harvesting system. However, since the supply work and the crop storage work after preparation require more labor, there are problems such as fatigue.

  Therefore, in order to eliminate the problems of the prior art, the invention of the present application is a bulb crop preparation machine mounted on a traveling unit capable of self-propelling a preparation unit that cuts and prepares the foliage and roots of the excavated bulb crop. The height of the preparation section can be made variable independently of the traveling section in the front and rear, and the height adapted to the individual harvesting work system can be selected, and in addition, the container device that stores the prepared bulb crops is operated. The height was adapted to suit the sex.

  And in the above-mentioned bulb crop preparation machine, the ground height of the container device is maintained at a constant height, and the height of the preparation section can be changed independently, so that the container can be changed even if the ground height of the preparation section is changed. The device can be held at a certain height.

  Further, the bulb crop preparation machine has a preparation unit height variable device so that the ground height of the preparation unit can be varied with respect to the traveling unit and the container device, and the preparation unit height variable device is detachable. Configured.

Since the present invention includes means for solving the above-described problems, the following effects are achieved.
In a bulb crop preparation machine (R) having a preparation unit (T) for cutting and preparing the foliage and roots of the excavated bulb crop and a running unit (S) capable of self-running, the running unit (S) The height of the supply and transport unit (H) and the ground level of the preparation unit (T) can be varied independently in the front and rear, allowing the height of the preparation unit (T) to be selected according to the work system. Therefore, it is possible to ease the work by picking up the bulb crop and supplying it to the bulb crop preparation machine (R) and carrying out the harvested storage work after adjustment at an appropriate height. The trouble of the storage work can be solved and the labor of the preparation work can be reduced and the efficiency can be improved.

  In a bulb crop preparation machine (R) that has a preparation section (T) that cuts and prepares foliage and roots of excavated bulb crops, and a running section (S) that can run on its own, it stores bulb crops and the like after preparation. The container device (C) has a constant ground height of the container device (C), and the ground height of the supply transport unit (H) and the preparation unit (T) is variable. The crop after adjustment for each customary harvesting work system is performed by selecting the appropriate height in relation to the running operation of the crop preparation machine (R), the supply of bulbous crops and the storage of the bulbs after the preparation process. It is possible to cope with each harvesting work system, such as when directly discharging to the field or storing in the container (C7), and the preparation harvesting work can be facilitated.

  In a bulb crop preparation machine (R) having a preparation section (T) for cutting and preparing the foliage and roots of excavated bulb crops and a running section (S) capable of self-running, the running section (S) The height adjustment device (A) is installed so that the ground height of the supply device (H) and the preparation unit (T) can be relatively varied with the ground height of the container device (C) constant. , Since the preparation unit height variable device (A) is detachable and composed of front and rear independent spacers (A1) and rear spacers (A2), the front and rear ground heights of the preparation unit (T) can be individually varied. Therefore, it is possible to select and change the height of the ground and the addition of the front slope relative to the container device (C), and work in an appropriate posture for each work system, so that workability can be improved. .

  In a preparation machine for bulb crops such as onions, a container for storing the prepared bulb crops, a supply conveyance unit for taking in and conveying the bulb crops picked up from the field for preparation, and a preparation unit for preparing and processing the supplied bulb crops It is easy to replace and replace the container that stores the bulb crops and the empty spare container by installing the mounting method and the empty spare container that can be selected and changed to a height that is compatible with each other. Supply of a bulb crop preparation machine that can change the height of the front and rear individually, tilting the machine base forward and lowering the tip of the supply conveyance unit as much as possible, and facilitating the supply operation.

  Embodiments of the present invention will be described below with reference to the drawings. Fig. 1 is a front view of the preparation unit variable height spacer and container device, which are the main parts of the present invention. FIG. 2 is a rear view of the preparation unit variable height spacer and the container device, which are the main parts of the present invention. FIG. 3 is a plan view of the preparation unit height variable unit and the container device, which are the main parts of the present invention. FIG. 4 is a front enlarged view of the preparation unit height variable spacer and the container device, which are the main parts of the present invention. Fig. 5 is an enlarged rear view of the container unit after the variable height spacer of the preparation unit, which is the main part of the invention. FIG. 6 is an overall side view of a bulb crop preparation machine according to the present invention. FIG. 7 is an overall plan view of a bulb crop preparation machine according to the present invention. FIG. 8 is an enlarged rear view of the relative position of the machine base and the container device in a low state without the variable device of the present invention. FIG. 9 is an enlarged front view of the relative position of the machine base and the container device in a low state without the variable device of the present invention. FIG. 10 is an enlarged view of the auxiliary supply unit and the preparation unit of the bulb crop preparation machine according to the present invention. FIG. 11 is an enlarged side view of a preparation unit, a variable device, and a container device according to the present invention. FIG. 12 is an enlarged side view in which the height variable spacer which is the main part of the present invention is removed and the machine base is lowered. FIG. 13 is an enlarged side view in which the height of the machine base is increased by providing a variable height spacer which is the main part of the invention. FIG. 14 is a side view of the transmission mechanism of the bulb crop preparation machine according to the present invention.

The whole structure of the bulb crop preparation machine (R) which is an Example of this invention is demonstrated based on FIG. 6 or FIG.
The bulb crop preparation machine (R) is composed of a supply conveyance unit (H), a preparation unit (T), a traveling unit (S), and an engine (E). A machine base (S3) is placed on S1), and various transmission devices and bulb crop preparation devices (T1) constituting the preparation unit (T) are mounted on the machine base (S3). An extended supply device (H5), which is a part of the supply conveyance unit (H), is disposed at the front of the S3), and the engine (E), the travel transmission device (S2), and the steering are disposed at the rear of the machine base (S3). A handle (S5) and the like are provided.
Further, a discharge starter (2a) constituting a bulb portion discharge device (T2) of the preparation section (T) is disposed between the bulb crop preparation device (T1) and the engine (E), and the discharge The starter (2a) has a built-in discharge shutter (2b), and the discharge direction can be switched between right and left by operating the discharge shutter switching lever (2c). Select left and right in C) to store the harvest. The discharge port of the discharge starter (2a) can be folded and stored.

Next, the configuration of the supply transport unit (H) will be described with reference to FIGS.
The supply / conveyance unit (H) includes a bulb support / conveyance device (H7) and an extended supply device (H5) composed of an extension of the bulb support / conveyance device (H7). The left and right drive pulleys (7p, 7p) and the rough processing device are arranged in the finishing device (T3). Left and right passive pulleys (5s, 5s) and left and right support pulleys that are attached to the front ends of the extension frames (5c) that are provided at the front of (T4) and constitute the extension supply device (H5). (5k ・ 5k) and intermediate pulleys (7r ・ 7r ・ ・) are wound around endlessly and have a pair of left and right horizontal turns.
In the embodiment, the left and right support and conveyance belt bodies (7n) of the left and right support and conveyance belts (7a and 7a) are endless rope belts having a round cross section.

In addition, the extension supply device (H5) extends the bulb support and transport device (H7) to the front part of the machine body, and the foliage pinching and transport device (5b) is superposed on the lower part of the extension support device (H7). Are integrally configured to enable integral vertical rotation.
Specifically, as shown in FIG. 10 and FIG. 6 or FIG. 7, the left and right supporting and conveying belt bodies (7n and 7n) constituting the bulb supporting and conveying device (H7) are moved forward from the front end of the cover (13). At the tip of the extension frame (5c) extended forward from the front end of the machine base (S3), it is wound around the left and right passive pulleys (5s, 5s), and the left and right passive pulleys are further wound. The left and right pulley shafts (5e, 5e) on which the rollers (5s, 5s) are attached are projected downward, and the foliage sandwiching and conveying device (5b) is used as the input shaft by using the respective pulley shafts (5e) as input shafts. Superposed and attached to the front extension of the left and right support and transport belt bodies (7n and 7n), and forms an extension supply device (H5) in cooperation with the front extension of the left and right support and transport belt bodies (7n and 7n) doing.
As shown in FIG. 7, the structure of the foliage pinching and conveying device (5b) is such that a pair of left and right foliage pinching and conveying belts (5d and 5d) face each other, and each foliage pinching and conveying belt body (5t) is connected to a foliage pinching drive belt. Wrapped between the leaf (5f), the foliage pinching passive pulley (5g) and the foliage pinching intermediate pulley (5h) so that it can wrap around inwardly at the start end, and the left and right extension frames (5c, 5c) It is attached to.
The extension supply device (H5) is configured to be rotatable up and down integrally with the left and right support pulleys (5k, 5k) as a fulcrum, and can be positioned with a rotation adjustment fitting (5j).
With such a configuration, the height when picking up and supplying the bulb crops placed on the field can be arbitrarily adjusted to the worker and the work position.

Subsequently, the configuration of the preparation unit (T) will be described based on FIG. 6 and FIG. 7 or FIG.
A preparation unit (T) is attached to an extended supply device (H5) of a supply conveyance unit (H) disposed at the front of the machine body, and the preparation unit (T) is a bulb crop preparation device (T1). The bulb crop preparation device (T1) is composed of a rough processing device (T4) and a finishing device (T3), and the preparation unit (T) is comprehensively combined with each device. It is configured.
The rough processing device (T4) and the finishing device (T3) are each covered with a cover (13, 14), and the upper surface height of the cover (13) of the rough processing device (T4) is the same as that of the finishing device (T3). The upper surface of the cover (13) of the rough processing apparatus (T4) has a passage groove (not shown) parallel to the advancing direction on the upper surface of the cover (13). Is formed.

As shown in FIG. 14, the rough treatment device (T4) is mainly composed of a stem pulling belt device (6) and a rough cutting device (8). Each stalk belt (6a, 6a) has a stalk belt belt (6f, 6f) and a stalk passive pulley (6c, 6c) and a stalk drive driver, respectively. -Endless lap belt with stalking intermediate pulleys (6d, 6d) interposed between them and the stalking passive pulley (6c, 6c) side as the stalking start end side. Further, the left and right pulley shafts (6e, 6e) on which the respective stem-drawing passive pulleys (6c, 6c) are attached are extended downward, and the left and right pulleys are constructed. The rough foliage cutting device (8) is configured such that a rough cutting blade (8a, 8a) is axially attached to the shaft (6e, 6e), and a pair of left and right are coaxially rotated.
Note that the pair of left and right rough cutting blades (8a, 8a) are configured such that the blade and the blade partially overlap at the same time as they rotate inward toward each other toward the passage side of the foliage.

As described above, the left and right stalk belts (6a, 6a) of the stalk belt device (6) disposed below the bulb support and transport device (H7) are connected to each stalk belt body (6f) by a sponge belt. As described above, it is wrapped around the stem-driving drive pulley (6b, 6b), the stem-pulling passive pulley (6c, 6c), and the stem-pulling intermediate pulley (6d, 6d). The stem-drawing belt device (6) is obliquely arranged with respect to the bulb support / conveyance device (H7) so that the interval between the up and down directions gradually increases as it becomes rearward.
With such a configuration, as the bulb crop is conveyed rearward, the foliage portion is pulled downward by the stem pull belt body (6f, 6f), and the bulb portion is rounded in cross section of the bulb support and conveyance device (H7). The lower left side of the bulb is reliably supported by the right and left supporting and conveying belt bodies (7n, 7n), and the support is corrected so that the orientation is correct.

On the other hand, as shown in FIG. 6 or FIG. 14, the structure of the finishing device (T3) is composed of a nipping and conveying device (9), a root treatment device (3), a foliage finishing and cutting device (4), and transmission devices. -Built in (14), the sandwiching and transporting device (9) is disposed above the terminal end of the bulb support and transporting device (H7) and sandwiches and transports the bulbous bulb portion of the bulb crop. A root treatment device (3) is disposed above 9), and a stem and leaf finishing device (4) is disposed below.
Further, as shown in FIG. 7, the sandwiching and transporting device (9) has a pair of left and right sandwiching belts (9a and 9a) to form a sandwiching and transporting passage, and the front portion of the sandwiching and transporting device (9) is the bulb. A discharge starter (2a) constituting a bulb discharge device (T2) is provided in the vicinity of the rear side of the holding and conveying device (9) so as to wrap over the rear portion of the supporting and conveying device (H7). Has been.

As shown in FIG. 10 and FIG. 14 or FIG. 3, the stem and leaf finishing cutting device (4) has rotating blades (4b and 4b) mounted on the upper part of a pair of left and right drive shafts (4a and 4a). The rotating blades (4b, 4b) are disposed so that the outer peripheral edge portions thereof partially overlap on the center line of the holding conveyance path.
The pair of left and right drive shafts (4a, 4a) are arranged upwardly via a universal joint (18, 18) on a shaft standing upright from a transmission case (17) for driving the bulb support / transport device (H7). It is extended.
Further, the stem and leaf finishing cutting device (4) is in the rear end position of the rear portion of the left and right supporting and conveying belts (7a, 7a) of the bulb supporting and conveying device (H7) in a plan view as shown in FIG. It is located corresponding to the rear part of the holding and conveying device (9) and is provided below the holding and conveying device (9) in a side view as shown in FIG. When holding and transporting the bulb-shaped bulb portion with the right and left clamping belts (9a, 9a), the foliage portion of the bulb crop is cut by both rotary blades (4b, 4b).

  As shown in FIG. 6 or FIG. 10, the root treatment device (3) belonging to the finishing device (T3) is composed of the root supported on the support frame (3a) disposed above the front end. It comprises a raising device (3b) and a root cutting device (3c), and the root cutting device (3c) is supported by the rear end of a parallel link (3d) connected to the support frame (3a) so as to be movable up and down. ing. Further, the root raising device (3b) is installed on the bearing support provided in the root cutting device (3c), and the root portion of the bulb crop that is being sandwiched and transported by the sandwiching and transporting device (9). It is configured to stand upright with the root raising device (3b) and to cut the standing root portion with the root cutting device (3c).

  Similarly, based on FIG. 6 and FIG. 10, the root cutting device (3c) is provided with a head frame (3f) attached to the rear end of the parallel link (3d), and the head frame (3f). Disk blades (3h, 3h) mounted on the drive shaft protruding from the disk blade drive case (3g), and the gates disposed on the front upper side and the rear upper side of the disk blades (3h, 3h). (3k, 3k).

  In addition, a coil spring (3n) is interposed between the parallel link (3d) and the support frame (3a) to pull the gauge (3k, 3k) in contact with the bulb crop. In addition, the head frame (3f) is lightly and smoothly retracted upward by the contact load. The disk blades (3h, 3h) are arranged with their positions shifted toward the upper side or the lower side in the conveying direction with respect to the rotary blades (4b, 4b) of the foliage finishing cutting device (4). The maximum load is reduced by avoiding overlapping cutting loads.

On the other hand, the bulb portion discharge device (T2) for discharging the prepared bulb portion is mainly a discharge device (2g), a discharge starter (2a), a discharge shutter (2b), and a switching device for the discharge shutter (2b). The discharge starter (2a) is mounted in an inverted V shape so that the prepared bulb portion can be discharged to the left and right.
The left / right switching is performed by switching the discharge shutter (2b) to the left and right, and the switching operation of the discharge shutter (2b) is performed by the discharge shutter switching lever (2c). Provided on the crop supply side of the aircraft and in close proximity to the traveling clutch lever (16) provided on the crop supply side, the running operation of the bulb crop preparation machine (R), the supply operation of the bulb crop, and the prepared bulb It is possible to perform the discharge switching operation of the same part on the same side, making the harvesting work easy. Further, the turning operation of the traveling clutch lever (16) and the switching operation of the discharge shutter (2b) in the left-right direction performed in the front-rear direction are facilitated by crossing the rotational directions of both levers during operation.

Further, as shown in FIG. 6 and FIG. 7 or FIG. 2, the discharge shutter switching lever (2c) is fixed to the front end of the switching rod (2e) mounted on the side of the body from the front to the rear of the body. The crank (2k) of the link device (2f) is fixed to the rear end, and the discharge shutter switching lever (2c) and the discharge shutter (2b) provided at the rear of the machine body are connected via the link device (2f). Further, the switching rod (2e) extending from the front to the rear of the airframe is pivotally supported, and the discharge shutter switching lever (2c) is moved left or right. When the pivoting operation is performed, the switching rod (2e) is pivoted to rotate the shutter fulcrum shaft (2d) provided at the rear of the machine body to the left or right, and the discharge shutter (2d) fixed to the shutter fulcrum shaft (2d) 2b) switches to the left or right direction of the aircraft.
With this configuration, when the discharge shutter switching lever (2c) is operated at the front of the aircraft, the discharge shutter (2b) at the rear of the aircraft performs switching operation to the left or right. The bulb crops prepared in a desired direction according to the working conditions can be discharged while performing the traveling operation by the traveling clutch lever (16) by remote operation, and the harvesting operation can be facilitated.

On the other hand, as shown in FIG. 6 and FIG. 7, a discharge basket (2g) is provided by partially wrapping under the terminal end of the sandwiching and transporting device (9) comprising a pair of left and right sandwiching and transporting belts (9a and 9a). The position was arranged between the terminal end of the holding and conveying device (9) and the discharge starter (2a) in a side view.
The shape of the discharge gutter (2g) is as shown in FIG. 7 with a fork-shaped bar (2h) at the bottom, and as shown in FIG. The bottom width was gradually increased rearward along with the inclination, and a dust-proof warm bath (2n) was suspended below the terminal end of the holding and conveying device (9) by a mounting metal inside the cover (14).
With such a configuration and arrangement, it is possible to easily drop and discharge the cut foliage, soot roots, mud, and the like, thereby preventing accumulation and smooth discharge of unnecessary materials.

  Furthermore, as shown in FIG. 11, the leaflet belt (11) is disposed below the gap sandwiched between the end portion of the stem belt (6a, 6a) and the discharge starter (2a). As shown in FIG. 10 or 2 toward the leaflet belt (11), a guide partition plate (2j) is disposed below the discharge rod (2g) so as to be connected to each other in the vertical direction. It is configured to continuously induce the flow of cut stems and leaves, soot roots, mud, etc. to be discharged and discharged to the leaflet belt (11) so that there is no stagnation or spillage of the waste. I made it.

Here, the gist of the present invention will be described with reference to FIGS. 1 to 3 and FIG.
In the bulb crop preparation machine (R) mounted on the traveling portion (S) capable of self-propelling the preparation portion (T) for cutting and preparing the foliage and roots of the excavated bulb crop, the traveling portion ( In order to make the ground height of the supply conveyance unit (H) and the preparation unit (T) variable with respect to S), the height of the supply conveyance unit (H) and the preparation unit (T) is variable. A preparation section height varying device (A) is mounted, and the preparation section height varying device (A) is a combination of a front detachable spacer (A1) and a rear spacer (A2). It was configured by combining the pieces.
The preparation section height varying device (A) is fixed to a pair of left and right mounting brackets (S7 / S7) and a traveling frame (S4) fixed to the front frame of the machine base (S3). The front of the spacer (A1) is inserted between the front of the traveling mounting bracket (S9 / S9), and after the mounting bracket (S8 / S8) fixed to the rear frame of the machine base (S3). The structure (S3) is raised by inserting the post spacer (A2) between the post mounting bracket (S10 / S10) fixed to the travel frame (S4) and fixing it with bolts. It has become.

Further, as shown in FIG. 13, the preparation unit (T) and the supply / conveying unit (T) are connected via the machine base (3) when the preparation unit height varying device (A) is installed and when it is not installed as in the past. The height of H) is changed up and down, and the height corresponding to the case where the bulb crops prepared according to the work system are released directly from the bulb discharge device (T2) to the field and stored in the container (C7), respectively. This makes it possible to select the thickness of the bulb crops and to facilitate the supply operation and the storage operation after the preparation.
Furthermore, as shown in Fig. 12, when the front of the spacer (A1) is removed and the front part of the machine base (3) is directly attached to the traveling frame (S4) as before, the machine base (3) is tilted forward. As a result, the tip of the supply conveyance section (H) is lowered and the supply operation becomes easier. In this case, container receptacle a type (C4
Instead of C4), only the container receptacle b type (C10 / C10) is available.

Therefore, the structure of the container device (C) for storing harvested products will be described in detail.
Container receptacles a on the front and rear of the left and right main frames (S6 / S6) of the machine base (S3)
The mold (C4 / C4) or container receiver b-type (C10 / C10) is fixed with bolts, and the container receiver a
Storage container device (C) is configured by mounting the container base (C5 / C5) to the left and right of the machine base (S3) through the mold (C4 / C4) or container receiving b-type (C10 / C10). doing.
Furthermore, the left and right container bases (C5 and C5) are each composed of an inner frame (C1) and a bottom frame (C2), and the inner frame (C1) is divided into two or several columns. The left and right container bases (C5 and C5) are constructed in a combined structure with a frame-shaped bottom frame (C2) that is also configured by combining vertical and horizontal bars with a frame configured by combining horizontal bars. ing.

Specifically, as shown in FIG. 5, FIG. 8, and FIG. 11, the upper and lower inner frames (C1) have two upper and lower container receptacles (C4 / C4) or container receptacle b type. Attach to the left and right sides of the machine base (S3) with (C10 / C10), and attach the lower frame to the equalizer mounting bracket (1b) at approximately the middle position, and attach the inner frame (C1) to the machine base (S3). Then, the front and back of the bottom frame (C2) are inserted and attached to the fixed inner frame (C1) via the container frame connecting bracket (C9). In contrast, the bottom frame (C2) can be rotated, and the rotation angle (C3) can be varied to change the orientation of the container (C7) mounted on the container device (C). It is possible to substantially face the discharge starter (2a) of the head discharge device (T2), and to securely store the discharged bulb crops without spilling.
Furthermore, the bottom frame (C2) is manually adjusted to rotate at an appropriate angle, and is fixed with stopper bolts (C6) so as to hold the rotation angle (C3). The container device (C) is configured by a comprehensive combination.
The container (C7) is mounted on the container table (C5 / C5) of the container device (C) configured as described above, and a spare container (C8) can be mounted.

As described above, the stopper bolt (C6) is selected after changing the rotation angle (C3) of the bottom frame (C2) with respect to the inner frame (C1) constituting the container base (C5, C5). It is configured to be fixed, and the bottom frame (C2) is inclined to the aircraft side according to the fixing position of the stopper bolt (C6), the container (C7) is inclined to the aircraft side, and the harvested product that is prepared and discharged Can be stored so as not to spill.
Furthermore, since the spare container (C8) is always equipped, the container (C7) and the spare container (C8) filled with the harvest can be quickly exchanged to facilitate the work.
At the same time, the container device (C) is mounted at an appropriate position and the ground height of the preparation unit (T) is variable, and the main feature is, in other words, a container device (C ) At the proper height, the height of the preparation part (T) is changed to the proper position, and the structure allows the mutual selection of the proper height.

Further, the container unit (C) having an appropriate height selected independently of the supply conveyance unit (H) and the preparation unit (T) is installed on both the left and right sides of the machine body, and the prepared bulb portion is arranged. In response to the switching operation of the discharge shutter (2b) for distributing left and right from the bulb discharge device (T2), the height of the discharge starter (2a) is adjusted and the left and right container devices (C) The container (C7) and the spare container (C8) filled with harvest can be exchanged one after the other. The replacement work can be continued smoothly.
Furthermore, in the bulb crop preparation machine (R) placed on the traveling part (S) capable of self-propelling the preparation part (T) for cutting and preparing the foliage and roots of the excavated bulb crop, Container devices (C) provided at a fixed ground height with respect to the traveling part (S) on both the left and right sides are arranged symmetrically on the outer sides of the left and right crawlers (1a, 1a) of the traveling part (S). Therefore, the ground height of the container device (C) can be set as low as possible, and the work of lowering the container (C7) containing the prepared bulb crops to the ground becomes easy, and the container (C7) It makes it easy to exchange and reduce the labor of harvesting.
With the arrangement as described above, the bulb crop preparation machine (R) travels on the shoulder of the cocoon, and the operator picks up the bulb crop placed on the cocoon and supplies it on the bulb support and conveyance device (H7). Depending on the harvesting work system, the supply of bulbous crops corresponding to the case where the bulbous crops prepared according to the harvesting work system are released directly from the bulb discharger (T2) to the field and stored in the container (C7) Work and storage after preparation can be performed easily.

  As described above, the bulb support and transport device (H7) has a structure in which a pair of left and right support and transport belts (7a and 7a) face each other and endlessly circulate horizontally, and the support and transport belt (7a and 7a). ), While supporting the bulb crops, the bulb portion is supported and conveyed to the latter half of the support conveyance belt (7a, 7a). ), The stem and leaf portion is pulled downward while being nipped and conveyed, and the rough foliage cutting blade (8a According to 8a), the foliage is roughly cut and conveyed further backward in an inverted posture with the ball up.

And while the bulb crops are transported through the rough processing device (T4), they are guided by the inclined surfaces on both the left and right sides of the passage groove (not shown) and are transported while maintaining an appropriate inverted posture to reach the finishing device (T3). Then, the bulb portion of the bulb crop is sandwiched and conveyed by the sandwiching and conveying device (9).
In this conveying process, the root portion is cut by the root processing device (3), and the foliage portion is roughly cut by the stem and leaf finishing cutting device (4), which is roughly cut in the previous step.
In this way, the bulb portion from which the root portion and the foliage portion have been cut is unpinched at the end portion of the holding and conveying device (9), and the discharging rod (2g) constituting the bulb portion discharging device (T2) is rolled. It is discharged to the outside through the discharge starter (2a) or collected in a container.
As described above, the discharge trough (2g) shown in FIG. 7 or FIG. 11 is disposed between the rear lower portion of the holding and conveying belt (9a, 9a) and the discharge starter (2a), and the bottom portion is arranged. It is molded into a fork-shaped crosspiece (2h), the fore end of the fork descends, and is tilted in the front-rear direction.

Next, with reference to FIGS. 6 and 7, the transmission mechanism will be described mainly with reference to FIG.
In the embodiment, the engine (E) is mounted as a drive source for driving the bulb crop preparation machine (R), and the work clutch (E4) is connected from the output shaft (E1) of the engine (E) via the transmission belt (E2). The power is transmitted to the distribution shaft (21) by the operation, and is distributed to the drive system of various belt conveying devices and foliage cutting units and the drive system of the root treatment device (3) by the distribution shaft (21). The driving force of the processing device (3) is input to the transmission bevel case (22) and is transmitted to the counter shaft (23) through the built-in bevel gear, and the counter shaft (23) and the longitudinal transmission belt (30 ) To drive the root processing device (3). On the other hand, as shown in FIG. 11, the power input from the output shaft (E1) to the travel transmission device (S2) through the travel drive belt by the operation of the travel clutch (E3) is transmitted to the travel device (S1). It is possible to move the bulb crop preparation machine (R).
Specifically, power is transmitted from the counter shaft (23) to the root treatment drive shaft (31) via the longitudinal transmission belt (30), and the universal joint (32 ) And the relay shaft (33) to the input shaft (34) of the disk blade drive case (3g), and the input shaft (34) passes through the bevel gear (35, 36) to the disk blade (3h 3h) is driven to rotate, and at the same time, the brush (3b, 3b) is driven through the bevel gear (37, 38).
Further, a roller (12) for driving the leaflet belt (11) is attached to the counter shaft (23), and the roller (12) is mounted on the counter shaft (23) in plan view. A leaflet belt (11) is provided in the orthogonal direction, and the leaflet belt (11) is constituted by an endless conveyor belt, and discharges the cut leaflet outside the apparatus.

  On the other hand, the power transmitted from the distribution shaft (21) to the transmission device built in the drive case (17) by belt transmission is transmitted to the lateral input shaft (26) constituting the transmission device and the left and right sets. Are transmitted to a pair of left and right drive shafts (4a, 4a) that are interlocked and connected by universal joints (18, 18) via bevel gears (27, 28), and the pair of left and right drive shafts (4a, 4a) are The drive system of the foliage finishing and cutting device (4) is configured such that the rotary blades (4b and 4b) are attached to the upper end of the shaft and rotationally driven.

  Then, as shown in FIG. 3, the left and right drive shafts (4a, 4a) are forwardly spread on the machine frame of the finishing device (T3) in a plan view and are mounted in left and right transport drive cases (19・ 19) At the rear, as shown in FIG. 14, the shaft is inserted and supported vertically, and from each drive shaft (4a) through the gear mechanism (29, 29) in the transport drive case (19, 19), Power is transmitted to the left and right transport drive shafts (20, 20) that are axially supported in front of the transport drive case (19, 19), and the left and right transport drive shafts (20, 20) are connected to each other. The front surface is rotated inward at the same speed, and the various conveying devices mounted on the left and right conveyance drive shafts (20, 20) are configured to transfer the opposite surface rearward.

Further, the left and right drive shafts (4a, 4a) have a stem driving drive pulley (6b, 6b) for driving left and right stem pulling belt bodies (6f, 6f) constituting a stem pulling belt (6a, 6a). ) Is attached.
Further, a pair of left and right rough cutting blades (8a, 8a) that rotate coaxially via the respective pulley shafts (6e, 6e) below the passive pulling pulleys (6c, 6c) have outer peripheral edge portions. Are provided so as to partially overlap with each other on the conveyance center line, and face each other so as to rotate inwardly in the front side.

  Further, the left and right support and transport belts (7a and 7a) of the bulb support and transport device (H7) are driven by the left and right transport drive shafts (20 and 20) that extend upward from the left and right transport drive cases (19 and 19). The left and right drive pulleys (7p, 7p) are fitted and fixed, and the left and right drive pulleys (7p, 7p) rotate to rotate the left and right drive pulleys (7p, 7p). ) Are rotated inward from each other. At this time, the foliage holding and conveying device (5b) is driven using the left and right passive pulleys (5s and 5s) as input shafts.

  Similarly, as shown in FIG. 7 or FIG. 14, the left and right transport drive shafts (20, 20) extending upward from the left and right transport drive cases (19, 19) have left and right lateral belt transmission devices, respectively. (10, 10) drive pulleys (10a, 10a) are attached to the shafts to drive each lateral belt transmission device (10). 20) a drive pulley (10a) attached to the shaft, an idle pulley (10b) attached to a drive shaft (4a) for driving the rotary blade (4b), and a nipping and conveying drive pulley (10c). ) In a triangular shape in plan view. Further, the rotation axis of each nipping and conveying drive pulley (10c) is extended upward, and each nipping and conveying input pulley (9b) is attached to the same rotation axis, and each nipping and conveying input pulley (9b) is attached. ), The power is transmitted to the holding and conveying device (9), and the pair of left and right holding and conveying belts (9a and 9a) are driven to rotate toward each other inward at the same speed so that the opposing surfaces move backward. ing.

In addition to such a configuration, a simple batch supply device (K) can be supplementarily mounted as shown in FIG. 10, so the configuration of the simple batch supply device (K) will be described.
The simple batch supply device (K) is pivotally attached to the tip of the extension supply device (H5), and can supply a plurality of bulbous crops in batches. The simple batch supply device (K) Consists mainly of a supply stand (K1), a stepped adjustment knob (K2), an adjustment arm (K3) and a hinge (K4), and the supply stand (K1) rotates around the hinge (K4) as a fulcrum. The angle can be adjusted step by step according to the size and slipping of the bulbs.
It has a symmetrical shape so that it can be supplied from either the left or right side of the bulb crop preparation machine (R), and has a two-stage refraction structure that can be folded and stored during movement.
In this way, the efficiency of the supply operation is improved and the supply is naturally performed while avoiding artificial variation, so that the support conveyance posture of the extended supply device (H5) is stably supplied and conveyed (H) In addition to smoothing the inheritance at the same time, the labor is reduced.

In such a configuration, the operator picks up the bulb crop placed on the cocoon while driving the bulb crop preparation machine (R) forward, and extends the supply to the inverted conveyance posture with the stem and leaf portion of the bulb crop down. The bulb crops supplied to the device (H5) are supported and conveyed rearward on the bulb support and conveyance device (H7).
When entering the preparation process, it is roughly cut in the inverted conveying posture and then conveyed to the finishing device (T3).

Further, the preparation process will be described in detail. A bulb crop is supported and conveyed rearward by a bulb support and conveyance device (H7)), and a foliage cutting device (8) at the start end portion of the stem pulling belt device (6) The bulbous crops in which the long stretched part is cut and released to the outside and the stems and leaves are trimmed are pulled downward by the pair of left and right stem pulling belts (6a, 6a). The shoulder of the part is aligned at a predetermined position.
Then, when inherited by the finishing device (T3), the bulb portion is pinched and conveyed by the pinching and conveying device (9), the root portion is cut by the root treatment device (3), and the foliage portion is cut and finished by the stem and leaf finishing device (4). Disconnected by.
In this way, the bulb portion prepared by cutting the root portion and the foliage portion is unpinched at the terminal portion of the pinch transport device (9), and the discharge rod constituting the bulb portion discharge device (T2). (2g), and then rolls backward on the discharge rod (2g) and switches the discharge direction to left or right via the discharge starter (2a) as necessary. ) Are alternately housed in the container device (C) mounted on the left and right side portions, or are discharged directly to the outside depending on the work system.
As described above, the foliage is discharged out of the machine through the leaflet belt (11).

It is a front view of the preparation part height variable spacer of this invention, and a container apparatus. It is a rear view of the preparation part height variable spacer of this invention, and a container apparatus. It is a top view of the preparation part height variable part of this invention, and a container apparatus. It is a front enlarged view of the front spacer of the present invention and the container device. It is a back surface enlarged view of the spacer after the spacer of this invention. It is a whole side view of the bulb crop preparation machine concerning this invention. It is a whole top view of the bulb crop preparation machine concerning this invention. It is a back surface enlarged view of the container apparatus at the time of non-mounting | wearing of the spacer of this invention. It is a front enlarged view of the container apparatus when the spacer of the present invention is not mounted. It is an enlarged view of the auxiliary supply part of the bulb crop preparation machine concerning this invention. It is a side enlarged view of the adjustment part of the bulb crop preparation machine concerning this invention. It is the expanded side view which removed the spacer of this invention and made the machine stand low. It is an enlarged side view equipped with a spacer of the present invention and with the machine base raised. It is a side view of the transmission mechanism of the bulb crop preparation machine according to the present invention.

Explanation of symbols

R bulb crop preparation machine E engine S traveling part
S1 traveling device
S2 Traveling gear T Adjustment part
T1 preparation equipment
T2 ejector
T3 rough processing equipment
T4 Finishing device 3 Root treatment device 4 Finishing and cutting device 6 Stem-drawing belt device H Feeding and conveying section
H7 Bulb support transport device
7a Supporting conveyor belt
H5 Extended feeder K Simple batch feeder
5b Stem and leaf clamping device
5j Variable rotation bracket 9 Nipping and conveying device
16 Traveling clutch lever
24 Working clutch lever

Claims (3)

  In the bulb crop preparation machine (R) mounted on the traveling portion (S) capable of self-propelling the preparation portion (T) for cutting and preparing the foliage and roots of the excavated bulb crop, the traveling portion ( A height adjustment device of a preparation unit of a bulb crop preparation machine, wherein the ground height of the preparation unit (T) can be independently changed in front and rear independently with respect to S).   A container device for storing the prepared bulb crop by placing the preparation unit (T) for cutting and preparing the foliage and roots of the excavated bulb crop on the traveling unit (S) capable of self-running ( The bulb crop preparation machine (R) having C) is characterized in that the ground height of the container device (C) is maintained at a constant height, and the height of the preparation section (T) can be adjusted independently. The height adjustment device of the preparation part of the bulb crop preparation machine.   A container device for storing the prepared bulb crop by placing the preparation unit (T) for cutting and preparing the foliage and roots of the excavated bulb crop on the traveling unit (S) capable of self-running ( C) A bulb crop preparation machine (R) having a preparation unit height varying device (A) for changing the height of the preparation unit (T) with respect to the traveling unit (S) and the container device (C). The preparation unit height varying device of the bulb crop preparation machine according to claim 1 or 2, wherein the preparation unit height varying device (A) is configured to be detachable.

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