JP2010172310A - Ridging fertilizer applicator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To bring correspondence to various plant conditions, difference of ridge widths depending on regions and the like to be easily performed. <P>SOLUTION: A ridging fertilizer applicator in which a tilling rotary 6 and a ridge-forming device 7 for forming ridges by accepting tilled soil are installed to a vehicle body 1, a pair of disks 25, 25 corresponding to an interval of the ridge width of a ridge formed by the ridge-forming device 7 are arranged to a tilling shaft 15 of the tilling rotary 6, a delivery device for delivering a granular powder material is installed between the facing disks 25, 25 and the granular powder material delivered between the facing disks 25, 25 is agitated with soil is provided. In the applicator, a cylindrical member 26 in which claw holders 29, 29 for removably mounting tilling claws 23, 23... and disk holders 28, 28 for removably mounting the disks 25, 25 are integrally installed to be slidable to the tilling-claw shaft 15 and to be fixable to a predetermined site. In addition, a tool bar 33 is installed to a tilling frame 31 of the tilling rotary 6 and the ridge-forming device 7 is installed to the tool bar 33 to be freely adjustable to lateral positions. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a vertical fertilizer for applying a fertilizer mixed with a powder or a granule to a dredged soil surface formed by a dredger.

  There is known a technique (see, for example, Patent Document 1) in which a fertilizer hopper or the like is disposed at an upper portion of a tilling rotary and fertilizer to be fed down is applied between left and right disks of the tilling rotary.

JP 2005-6550 A

  By the way, the tilling claw and the left and right discs are attached to the tilling rotary shaft, but once the tilling claw and the left and right discs are attached to the tilling claw shaft, the direction of the tilling axis cannot be changed. It is difficult to deal with differences easily.

Therefore, the present invention has taken the following technical means.
That is, according to the first aspect of the present invention, a tiller 6 that receives the tilling rotary 6 and the tilling soil is attached to the rear of the tractor vehicle body 1 and is attached to the tiller shaft 15 of the tiller rotary 6. Corresponding pairs of disks 25, 25 are disposed between the widths of the ridges to be formed in step 1, and a feeding device is provided for feeding out the granular material between the disks 25, 25, and is fed between the opposing disks 25, 25. In the vertical fertilizer for agitating the powdered granular material together with the soil, the nail holders 29, 29 for detachably mounting the tilling claws 23, 23 ... and the disk holders 28, 28 for detachably mounting the disks 25, 25 are provided. A cylindrical fertilizer is provided in which the cylindrical member 26 provided integrally is slidable with respect to the tilling claw shaft 15 and can be fixed at a predetermined position.

  Therefore, in the vertical fertilization work, the tubular member 26 is inserted and fixed to the tilling shaft 15. When the operation is started, the soil is cultivated by the cultivating rotary and then stabbed by the action of the culverter 7. The granular material from the feeding device is agitated between the opposing disks in the mold.

The invention according to claim 2 is characterized in that a tool bar 33 is provided on the tilling frame 31 of the tilling rotary 6 and the tool forming unit 7 is provided on the tool bar 33 so that the right and left position can be adjusted.
The spacing and width of the folds can be adjusted by moving the tool bar 33 to the left and right to fix it. And the cylindrical member 26 is made to respond | correspond to the adjusted forming rod by sliding to the axial direction along the tilling axis | shaft 15, and fixing.

  According to the first aspect of the present invention, the tilling claws 23, 23 and the disks 25, 25 are attached to the boss body 26 in advance, and the tilling claws 23, 23 and the disk are inserted and fixed to the tilling shaft 15 from the outside. Since installation of 25 and 25 is completed, handling and maintenance become easy. Further, since the correspondence to the farm field in which the reed interval is changed is only by the slide adjustment of the cylindrical member 26, the adjustment is easy and easy.

According to the second aspect of the present invention, the hull former 7 can be adjusted by moving it to the left and right with respect to the tool bar 33 to adjust the spacing and width of the hulls. By sliding and fixing, it is possible to easily cope with the adjusted forming rod.
The fertilization position can be adjusted easily and easily.

The side view of a vertical fertilizer applicator. The rear view of a vertical fertilizer applicator. The rear view of a cultivation rotary part. The side view of a cultivation rotary part. (A) Front sectional view of the center application part. (B) Front view of the side application part. The flowchart of fertilizer shutter action control. (A) A side view showing the operating state of the step part, and (b) a back view. The rear view of the vertical fertilizer of a 2cm specification.

Embodiments of the present invention will be described with reference to the drawings.
A three-point link mechanism 5 including a lower link 3 and a top link 4 that are moved up and down by a lift arm 2 is formed at the rear portion of the tractor vehicle body 1. The cultivating part A is installed.

A fertilizer applying apparatus B having a powder feeding hopper 8 at the left and right center and a pair of grain feeding hoppers 9 provided at the left and right sides is provided above the tilling portion A including the tilling rotary 6 and the tiller 7.
Reference numerals 10 and 10 denote rear wheels of the vehicle body 1, 11 a fender, and 12 a cabin.

The tillage rotary 6 is of a center drive type, and has a structure in which a transmission case 16 for transmitting and driving the left and right tillage shafts 15 is provided in a suspended state at the center of the tillage width.
The left and right tillage shafts 15 and 15 are composed of a first tillage shaft 15a close to the transmission case 16, and a main second tillage claw 15b that is detachably fitted to the distal-side different diameter portion of the first tillage shaft 15a. The first tillage shaft 15a is spline-fitted to the tillage output shafts 17 and 17 projecting left and right from the transmission case 16 so as to be able to transmit power, and the first tillage shaft 15a is connected via the different diameter fitting portion. The rotary power is transmitted to the second tillage shaft 15b, and the second tillage shaft 15b is prevented from coming off in the axial direction by a long bolt member 18.

  The claw holder 19 is directly welded and attached around the first tillage shaft 15a, and the short boss bodies 21 and 21 are arranged on the second tillage shaft 15b with an appropriate number of nail holders 20 arranged out of phase. It is configured to be externally fitted and slidable, and is slid in the axial direction of the second tillage shaft 15b and fixed by fastening portions 22 and 22 at predetermined positions. Tillage claws 23 and 23 are detachably attached to the claw holders 19 and 20.

  On the second tillage shaft 15b, a long boss body (tubular body) 26 provided with a pair of discs 25, 25 and a pair of tilling claws 23 arranged between the pair of tilling discs 25, 25 is slidable on the second tillage shaft 15b. It is set as the structure which can be fixed by the fasteners 27 and 27. More specifically, a plurality of mounting plates 28a to 28d (in the example shown in the figure) are twisted slightly with respect to a plane perpendicular to the rotation shaft 15 on the circumferential surface of the long boss body (tubular body) 26 at a predetermined interval (for example, 200 mm). 4) are arranged at equal intervals in the radial direction while having the same phase, and the mounting plates 28a to 28d are each composed of a plurality of spiral blades in the form of spiral blades (in the illustrated example, divided spiral blades 25a to 25a). 25d) 4 discs 25 are loaded.

  The long boss body (cylindrical member) 26 is provided with a disc 25 composed of the spiral blades 25a to 25d having the above-described configuration so as to face each other at a predetermined interval (for example, 200 mm). The rotation of the pair of discs 25 and 25 is provided with a function of cultivating the soil and a function of bringing the cultivated soil to the opposite side, that is, the inner side of the interval between the left and right discs 25 and 25 because it is formed in a spiral shape.

In addition, a plurality of claw holders 29 and 29 are disposed in the middle portion of the long boss body (tubular member) 26, and the tilling claws 23 and 23 are detachably attached to the claw holders 29 and 29.
The tillage rotary 6 configured as above cultivates the soil by sequentially driving the tilling claws 23, 23... Into the soil by the rotation of the first and second tilling shafts 15a, 15b. In addition, the opposing disks 25, 25 rotate in the same manner, and are in a relation of opposing left and right, and the spiral blades 25a to 25d arranged in a spiral form move the soil toward the opposing spacing portion. Tillage.

  The pair of discs 25 and 25 are arranged on the second tillage shaft 15b. However, the discs 25 and 25 facing the first tillage shafts 15a and 15a located on the left and right sides of the transmission case 16 as a pair. The mounting plates 28Ca to 28Cd are directly provided to correspond to the three-piece molding as described later.

  Further, a hitch 32 is provided from the tillage frame 31 located on the tillage cover 30 covering the upper side of the tillage rotary 6 to the rear, and the tool bar 33 is attached to the hitch 32. The tool bar 33 can be provided with a cage molding machine 7, a step 34 and a tail wheel 36, which will be described later.

  The ridge forming machine 7 is attached with a plurality of pairs of the piece slabs 40, 40 across the tillage width (three pairs are arranged in the illustrated example to form a three-row ridge forming form), and can be moved laterally along the toolbar 33. It is possible to adjust the width of the wrinkles and the distance between the forming wrinkles. The fertilizer applicator B is arranged along the tool bar 42 supported via the support frame 41 above the tilling frame 31, the hitch 32, and the like, and is configured so that the mounting position can be adjusted in the horizontal direction.

  Here, the configuration of the vertical fertilizer application apparatus is that a tilling rotary 6 and a trough former 7 for cultivating this tilled soil are mounted on the rear side of the tractor body 1, and the upper part of the front tilling rotary 6 is located at the center in the left and right direction. Is provided with a powder feeding hopper 8 for feeding a powdery substance, and provided with grain feeding hoppers 9 and 9 for feeding the granular material at the left and right side positions in the upper part of the rear molder 7. As the vehicle body 1 advances, the soil surface is cultivated by the tillage rotary 6, and the cultivated soil surface is cultivated by the culvert former 7 to form the culm. A powdered material fed from the powder feeding hopper 8 and a granular material fed from the grain feeding hopper 9 are applied to this surface. In the application of such powder and granular materials, the powder feeding hopper 8 is mounted on the center above the tilling rotary 6 at the front, and the grain feeding hopper 9 is mounted on both the left and right sides above the straw molding machine 7 at the rear. In addition, the feeding flow application of each powdery substance, granular substance, etc. is performed vertically downward.

  In the working machine form that is applied to the vertical soil surface while mixing powder fertilizer and granular fertilizer, if these fertilizers are stored separately, the number of installed feed hoppers will increase at the top of the tillage rotary. However, the space occupied by these is widened, and the supply work and maintenance of fertilizer and the like are likely to be complicated. However, as described above, the paddle forming is performed in the rear of the tractor body 1 by receiving the paddy rotary 6 and the paddy soil. A powder feeding hopper 8 for feeding out powdered material is provided at the center of the left and right in the upper part of the tilling rotary 6 at the front part. The above problem is solved by adopting a configuration of a vertical fertilizer applicator provided with a grain feeding hopper 9 for feeding out the granular material. That is, the soil surface is cultivated by the tillage rotary 6 as the vehicle body 1 advances, and the cultivated soil surface is cultivated by the culvert former 7 to form the culvert. A powdered material fed from the powder feeding hopper 8 and a granular material fed from the grain feeding hopper 9 are applied to the surface. In the application of such powder and granular materials, the powder feeding hopper 8 is mounted on the center above the tilling rotary 6 at the front, and the grain feeding hopper 9 is mounted on both the left and right sides above the rear straw molding machine 7. In addition, each of the powdery materials and the granular materials is applied in a vertically downward direction. In addition, since these hoppers 8 and 9 are arranged so as to be shifted from front to back and from side to side, the capacity of the hoppers 7 and 8 is set to be large, and it is easy to perform operations such as supplying powdery materials to the hopper 8 at the center. To do. Therefore, according to the above configuration, the powder feeding hopper 8 and the grain feeding hopper 9 are arranged in a form shifted in the front-rear and left-right directions, so that the capacity of each of the hoppers 8 and 9 can be effectively increased. It is possible to easily maintain the powder feeding hopper 8 at the upper portion of the tilling rotary 6, particularly at the central portion.

  Next, in the above embodiment, the mixed fertilizer is branched while receiving and mixing the powdered material fed from the powder feeding hopper 8 and the granular material fed from the grain feeding hopper 9 separately. A powder supply port 46 for supplying the powdery material to the flow-down hopper 45 to be applied, and grain supply ports 47 and 47 for supplying the granular material to the left and right sides are arranged, and the powdery material at the center is left and right. It is configured such that it flows down so as to be filled with particulates on both sides. For this reason, the powdery material is accommodated in the powder feeding hopper 8, and the granular material is supplied and accommodated in the particle feeding hopper 9 separately from the powder supply port 46 and the particle supply ports 47 and 47. The powder and granular materials accommodated in each of these hoppers 8 and 9 are guided to flow down to pipes or hoses, and flow down to pipes or hoses to flow into the falling hopper 45. It is mixed in 45 and applied to a position branched to two places such as left and right. The powder and granular material flowing into the flow-down hopper 45 flow down so that the left and right sides of the powder flowed down from the powder supply port 46 in the center are swollen with the granular material flowing down from the particle supply ports 47 and 47. Supply to facilitate mixing of these powder and granular materials. Accordingly, the granular material flowing down from the grain supply ports 47 and 47 is provided on both the left and right sides of the powder supply port 46 that flows into the falling hopper 45 that receives the powder and granular materials fed from the respective powder and granular feed hoppers 8 and 9. In order to mix the powder and the granular material so that the powder in the center is sandwiched with the granular material on both the left and right sides, there is no need for a special stirrer configuration, and the powder is obtained with a simple configuration. And granular materials can be mixed.

  Furthermore, in this embodiment, side application ports 49, 49 applied to the left and right side positions are provided so as to be movable in the left-right direction with respect to the center application port 48 applied to the center position of the tilling width by the tilling rotary 6. It has a configuration. For this reason, the soil surface cultivated by the cultivating rotary 6 is erected by the culvert former 7. Application is performed by the center application port 48 on the ridge surface located at the center of the tillage width, and application by the side application ports 49 and 49 is performed on the ridge surface on the left and right sides. When the position of the application strip changes due to, for example, a change in the distance between the ridges formed by the ridge former 7, the left and right side application ports 49, 49 are moved in the left-right direction with respect to the application position of the center application port 48. Adjust the interval. Accordingly, the center application port 48 can be arranged at a fixed position in accordance with the position of the tillage transmission case, etc., and only the side application ports 47, 47 located on the left and right sides can be moved in the left-right direction to match the fertilization line interval. The fertilization position can be adjusted easily and easily.

  That is, with respect to the center application port 48 applied to the center position of the tilling width by the tilling rotary 6, side application ports 49, 49 applied to the left and right side positions are provided so as to be movable in the left-right direction. The soil surface cultivated by the cultivating rotary 6 is formed upright by a culverter 7. Application is performed by the center application port 48 on the ridge surface located at the center of the tillage width, and application by the side application ports 49 and 49 is performed on the ridge surface on the left and right sides. When the position of the application strip changes due to, for example, a change in the distance between the ridges formed by the ridge former 7, the left and right side application ports 49, 49 are moved in the left-right direction with respect to the application position of the center application port 48. The interval is adjusted.

  Each of the feeding hoppers 8 and 9 has a substantially square shape in plan view and has a lid 50 that can be opened and closed. At the bottom of each feeding hopper 8, 9 is provided a feeding device 51 that feeds the powdered or granular material of the hopper 8, 9 by driving a feeding roll with a motor. Each feeding device 51 is provided with feeding outlets 52, 53, 53 at three portions, ie, the central portion, the left side, and the right side portions, and hoses 54, 55, 55 are connected to the feeding hoppers. Guide down to 45. The powder supply port 46 of the hose 54 in the central part of the powder feeding hopper 8 is looked into the central part of the falling hopper 45, and the grain supply port of the hose 55 of the grain feeding hopper 9 is placed on the left and right sides of the powder supply port 46. Look into 47. And although the powder supply port 46 of each falling hopper 45 is set to be substantially vertical, the grain supply ports 47 on the left and right side portions are set in an intersecting state under an appropriate crossing angle, and the powder supply port The granular material flowing down from the grain supply port 47 is cross-mixed with the powdered material flowing down from 46.

  Such a flow-down hopper 45 is provided in the upper part of the tillage rotary 6 so as to be applied to the ridges formed by the respective ridge forming machines 7, and among these, the application of the flow-down hopper 45C applied to the ridges in the central part A branch hose 57 that branches to the left and right at the mouth is formed in the center application port 48, and the branch hose 57 is guided near the left and right sides of the tillage transmission case 16 so that the center application port 48 is near the side of the transmission case 16. To maintain the good mixing and mixing of the fertilizer to the cultivated soil.

  Further, each application port 49 of the flow hoppers 45S, 45S, 45S on the left and right sides is provided with a side application port 49 through a single hose 58, and is mixed with the cultivation soil of the heel part formed on the outside. To guide you down.

  In this way, in each of the falling hoppers 45C and 45S, the powdery material supplied from the powder supply port 46 and the granular material supplied from the particle supply port 47 are mixed down, and the center application port 48 and the side application are mixed. Apply to each dredged soil through mouth 49,49.

  The application ports 48, 49, 49 are provided so as to be applied between the three pairs of tilling disks 25, 25 facing the left and right sides of the ridges, and the application ports 48, The fertilizer discharged and applied from 49 and 49 is agitated and mixed with the cultivated soil by the rotation of the spiral blades of the cultivating disks 25 and 25. The fertilizer is effectively mixed and applied without partitioning between the left and right tilling disks 25, 25 and coming out of the outer intercostal groove.

  In this configuration, the rotation diameter of the tilling claws 23 is set smaller than the diameter of the tilling disks 25, 25, but can be set larger. Further, a shutter 60 for opening and closing the outlets 52, 53, 53 of each feeding device 51 is provided, and the shutter 60 is opened and closed in conjunction with the lifting and lowering operation of the lift arm 2 through the interlocking wire 61 and the like. In the state where the feeding device 51 is raised as shown in the flowchart, the shutter 60 is closed to stop the fertilization operation, and in the lowered state, the shutter 60 is opened to start application.

  In FIG. 4, reference numerals 62 and 62 are long holes provided for fixing the spiral blades 25 a to 25 d to the disk holder 28. The spiral blades 25a to 25d that are highly wearable with respect to the tilling claw 23 are provided so that the radial mounting position with respect to the disc holder 28 can be arbitrarily changed within the range of the long holes 62 and 62, and the outer periphery of the spiral blade according to the degree of wear. Replace so that the side is located radially outward. Reference numerals 62 and 62 denote fastening brackets. If comprised in this way, even if the abrasion degree of the spiral blades 25a-25d is early with respect to the tilling nail | claw 23, it can respond to timely.

  The tilling shafts 15a and 15b are provided with a swinging rod (not shown) that swings in conjunction with the rotation thereof, and the upper ends of the swinging rods are connected to the hoses 54 and 55 by rings 63 and 63, etc. The hoses 54 and 55 can be made to vibrate by being engaged to prevent clogging of powder and particulates in the hoses 54 and 55.

  Next, based on FIG. 7, the step 34 projecting to the rearmost part is provided so as to be able to turn upside down around the support pin 65 with respect to the mounting bracket 64 of the mounting tool bar 33, and the storage position rotated upward. In X, the fertilizer bag 67 can be held by exposing the bag partition holder 66 formed on the back side of the step 34. The vertical rotation position of the support arm 68 in step 25 can be switched between the step position and the storage position X by inserting and removing the lock pin 69. By switching the step 34 to the storage position X, the rearward projection is shortened and the storage of the vehicle body is facilitated. The fertilizer bag 67 is supported on the bag partition holder 66, so that the fertilizer supply can be facilitated.

  In the configuration of the tilling claws 23, 23... Of the tillage rotary 6, the tilling claws 23 (mainly the tilling claws disposed between the pair of discs 25, 25) corresponding to the ridges of the formed straw have a short claw diameter. The tilling claws 23 corresponding to the valleys of the forming troughs have a claw diameter that is standard or slightly longer. If comprised in this way, a valley part will be deeply plowed and a mountain part will be able to finely cultivate soil surfaces, such as sowing, and a useless horsepower loss will be prevented.

  In the above-described embodiment, the so-called 3 前 記 specification has been described. However, in addition to the 2 畝 specification in FIG. In FIG. 8, when it is the structure provided with the center powder feeding hopper 8 and the left and right grain feeding hoppers 9, 9, each feeding device 70C, 70S, 70S has two feeding hoses 71C, 71C, 71S, 71S, respectively. 71S and 71S are provided. At this time, the supply destination of the left and right feeding hoses 71S and 71S is such that the state in which the two supply hoses are supplied to the single forming rod is set to the standard state, and the two can be divided and supplied to the left and right sides of the standard state. In addition, one of the feeding hoses 71C and 71C of the left (and right) grain feeding hopper 9 is replaced with a state 71S 'supplied to the left side hook (and the right side hook) and a state 71S' supplied to the right side (left side) formed hook. Provide as possible. By comprising in this way, it can respond also to the case where different types of fertilizer are accommodated and applied to the left and right feeding hoppers 9, 9 (phantom line in FIG. 8).

1 Tractor Car Body 6 Tillage Rotary 7 Kashiwa Molding Machine 15 Tillage Shaft 1
23 Cultivation Claw 25 Disc 26 Cylindrical Member (Long Boss Body)
28 Disc holder 29 Claw holder 31 Tillage frame 33 Toolbar

Claims (2)

  At the rear of the tractor vehicle body (1), a tillage rotary (6) and a tacker (7) for receiving a tillage soil to form a paddle are mounted, and a tiller shaft (15) of the tillage rotary (6) is attached to a tiller shaft (15). A pair of corresponding discs (25, 25) are arranged between the widths of the eaves to be formed in (1), and a feeding device for feeding out the granular material is provided between the discs (25, 25). 25) In a vertical fertilizer for agitating the powdered and granular material fed together with the soil, a nail holder (29, 29) and a disk (25, 25) for detachably mounting the tilling claws (23, 23 ...) A cylindrical member (26) integrally provided with a disk holder (28, 28) for detachably attaching the slidable member to the tilling claw shaft (15) is provided so as to be slidable and fixed at a predetermined position. A unique fertilizer application device.   A vertical fertilizing apparatus, wherein a tool bar (33) is provided on a tilling frame (31) of a tilling rotary (6), and a tool forming unit (7) is provided on the tool bar (33) so that the right and left positions can be adjusted.

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