JP6218183B2 - Field grooving machine - Google Patents

Description

  The present invention relates to a field grooving machine that forms drainage grooves for drainage in a field such as a paddy field.

  2. Description of the Related Art Conventionally, as this type of field grooving machine, there is known a structure in which an advancing mechanism including a drive source is provided in the machine body and a groove cutting body capable of grooving a drainage groove is provided in a field scene.

Patent No. 3775957 Patent No. 4032109

  However, in the case of the above-described conventional structure, the operator needs to accompany the machine with the machine as the machine progresses, and it has the disadvantage that the work becomes laborious and the workability may be reduced. ing.

The present invention aims to solve these disadvantages, and the invention according to claim 1 is provided with an advancing mechanism including a drive source in the airframe and a grooved body capable of grooving a drainage groove in a field scene. As a traveling mechanism that advances the grooving of the grooving body, a helical propulsion shaft having a helical scraper blade at the outer peripheral portion is rotatably disposed on the machine body, and the rotational axis of the helical propulsion shaft is Provided in the advancing direction of the airframe , and provided with a rotational drive mechanism for rotationally driving the helical propulsion shaft, provided with operating means capable of operating the rotational drive mechanism, and provided on both sides of the drainage groove as the grooving progressed in the airframe. The present invention provides a field grooving machine provided with a water channel opening mechanism for preventing clogging of crossing drainage grooves that have already been grooved due to soil drainage by collapsing the soil drainage .

  The invention described in claim 2 is characterized in that the grooved body is provided at both the front position and the rear position of the airframe, and the invention according to claim 3 is provided. The grooved body is provided at one of the front position and the rear position of the machine body.

Further, an invention according to claim 4, wherein, which is characterized by comprising providing a meandering prevention member for preventing meandering of該機body to the groove Setsutai, The invention of claim 5, wherein, said spiral propeller A blade portion capable of removing the weeds in the above-mentioned field scene is disposed on the outer peripheral edge portion of the shaft.

As described above, in the invention according to the first aspect of the present invention, the rotation driving mechanism of the advancing mechanism including the driving source can be operated by the operating means, and the spiral having the spiral blades on the outer peripheral portion. The propulsion shaft can be rotated, and the rotation axis of the spiral propulsion shaft is provided in the traveling direction of the aircraft. By rotating, the aircraft can be reciprocated in the field scene, the machine can be advanced by operating the rotation drive mechanism, and the drainage groove can be grooved between the multiple lines or strains of the field scene with the groove cutting body, It is possible to reduce the labor of workers, improve grooving workability , and cross drainage that has already been cut into the airframe by draining soil on both sides of the drainage groove as the grooving progresses. Water that prevents clogging of the ditch by collapsing the soil Since the opening mechanism is provided, it is possible to prevent the clogging of the intersecting drainage grooves that have already been grooved, to maintain the mutual drainage channels of the intersecting drainage grooves, and to groove the drainage grooves with good drainage function. Ru can be cut.

  Further, in the invention described in claim 2, since the grooved body is provided at both the front position and the rear position of the machine body, for example, the worker is provided on the front side and on the opposite side. In the field or between the lines in the field, the worker can advance the machine forward by a worker on the front side of the field, so that the drainage groove can be grooved by the grooved body at the front position, and the work on the opposite side The drainage groove that has been grooved by the rear-position grooved body by being advanced backward by the person is re-grooved or repaired, or a new drainage groove is grooved by the rear-side grooved body. It is possible to divide a drainage groove between a plurality of lines or stocks in a field scene by the above-mentioned grooving body at both the front position and the rear position of the machine body, thereby reducing labor for workers. Grooving workability In the invention according to claim 3, since the grooved body is provided at one of the front position and the rear position of the airframe, the forward movement or backward movement of the airframe The drainage groove can be grooved in the farm scene by the grooving body at one of the front position and the rear position, so that the labor of the operator can be reduced and the grooving workability can be improved.

Further, in the invention according to claim 4, since the meandering prevention member for preventing meandering of the airframe is provided in the grooved body, the straightness of the forward or backward advancement of the airframe can be improved, and the drainage function can grooving good drains, also, in the fifth aspect of the present invention, the weeds of the field surface and arranged blade portion removable outer peripheral edge portion of the spiral propeller shaft Therefore, the weeds in the field can be removed by the blade portion by the rotation of the spiral propulsion shaft, and the weeding operation can be performed simultaneously with the grooving of the drainage groove.

1 is an overall side view of a first embodiment of the present invention. 1 is an overall plan view of a first embodiment of the present invention. 1 is an overall side sectional view of a first embodiment of the present invention. 1 is an overall plan sectional view of a first embodiment of the present invention. It is a fragmentary sectional side view of the first embodiment of the present invention. It is a partial plane sectional view of the example of the 1st embodiment of the present invention. It is a cross-sectional view of the first embodiment of the present invention. It is a front view of the first embodiment of the present invention. It is a description cross-sectional view of the first embodiment of the present invention. It is a partial plane sectional view of the example of the 1st embodiment of the present invention. It is a partial plane sectional view of the example of the 1st embodiment of the present invention. It is a description top view of the working state of the example of 1st Embodiment of this invention. It is a description top view of the other working state of the example of 1st Embodiment of this invention. It is a partial side view of the second embodiment of the present invention. It is a partial cross-sectional view of the second embodiment of the present invention.

  FIGS. 1 to 15 show an embodiment of the present invention, FIGS. 1 to 13 show a first embodiment, and FIGS. 14 and 15 show a second embodiment.

  In the first embodiment shown in FIGS. 1 to 13, reference numeral 1 denotes an airframe, which is formed so as to be able to travel on a field H, for example, a paddy field, and is capable of grooving a drainage groove W in a field M in the airframe 1. The cut body 2 is provided, and in this case, the groove cut bodies 2 and 2 are provided at both the front position and the rear position of the body 1, and the advancing mechanism 4 including the drive source 3 is provided on the body 1. Yes.

In this case, the grooved body 2 is formed of a metal plate material as shown in FIGS. 5, 6, and 9, and the slope material 2 a that matches the inner slopes W ₁ and W ₁ facing the drainage groove W, the bottom surface The cross-section of the bottom surface material 2b and the top surface materials 2c and 2c projecting from the upper left and right ends of the slope material 2a is substantially V-shaped as shown in FIGS. 1, 2, 7, and 8. The side view and the side view are formed in a substantially tapered triangle shape, and grooved bodies 2 and 2 formed in the same shape are arranged at both the front position and the rear position of the body 1, and the groove at the front position of the body 1 is disposed. The cut body 2 has a tapered portion disposed at the front part in the traveling direction D, and the grooved body 2 at the rear position has the tapered portion disposed at the rear part in the traveling direction D, and extends in the traveling direction D to prevent the airframe 1 from meandering on the bottom material 2b. A plate-like meandering prevention member 2d is vertically provided.

  In this case, as shown in FIG. 3, the drive source 3 includes an electric motor 3a and a rechargeable battery 3b. In place of the electric motor 3a and the rechargeable battery 3b, a drive source 3 such as a prime mover or a hydraulic motor may be employed.

Further, in this case, as shown in FIGS. 3 and 4, the machine body 1 has a spiral scraper blade 5a on the outer peripheral portion of the rotary shaft 5b as the advancing mechanism 4 that advances the groove cutting bodies 2 and 2. The spiral propulsion shaft 5 is rotatably arranged by bearings 6 and 6, the rotational axis L of the spiral propulsion shaft 5 is provided in the traveling direction D of the machine body 1, and a rotational drive mechanism 7 that rotationally drives the spiral propulsion shaft 5 is provided. It has been.

  In this case, as the rotation drive mechanism 7, a control means 3 c including forward / reverse rotation of the main shaft and a rotation speed control means is connected to the electric motor 3 a as the drive source 3, and between the electric motor 3 a and the spiral propulsion shaft 5. A chain-type transmission mechanism 7a is interposed between the spiral propulsion shaft 5 and the electric motor 3a via the transmission mechanism 7a.

  Reference numeral 8 denotes an operation means, which is provided so as to be able to operate the rotation drive mechanism 7. In this case, an operation panel 8a is connected to the electric motor 3a as the drive source 3 via the control means 3c. For example, operation buttons, operation switches, operation lamps and the like that can be set and operated to start and stop rotation of the electric motor 3a as the drive source 3, forward rotation or reverse rotation of the helical propulsion shaft 5, and control of the number of rotations. Is provided.

Reference numeral 9 denotes a water channel opening mechanism, which is formed at the rear position in the advancing direction D of the grooved body 2, that is, in the grooved body 2 at the front position, at the left position in FIGS. The groove cut body 2 is formed at the right position in the figure, and is as shown in FIGS. 1, 2, 3, 4, 5, 6, 7, 8, and 9. parts and top _{T 1} and the lower surface _{T 1} of the respective grooves Setsutai 2.2 of the right and left slopes member 2a, 2a each triangular rear position consists of a rectangular three sides _{T 2,} T 2, _{T 2} collapse while pivoted to one of the corner edges extending obliquely vertically of the corner edge of the crossing angle of the side surface T ₂ and the side surface T ₂ of the triangular tubular member shaped collapse member 9a by the pivot portion 9b three interior slope of the side surface 9c of the outer position culvert W of the rectangular side _{T 2 · T 2 · T 2} W of the pressing to collapse member 9a toward the member 9a outward ₁ The pressing spring member 9d to repression contact with W ₁ are configured by providing.

Thus, as shown in FIG. 10, at the time of groove switching progression, the three sides 9c of the outer positions of the rectangular side T _{2 ·} T ₂ · T ₂ is pushed spring member 9d collapse member 9a When it comes into contact with the inner slopes W ₁ and W ₁ of the drainage groove W and reaches the drainage groove W that has been cut as shown in FIGS. 10 to 11, the inner slope of the drainage groove W disintegrating member 9a that repression contact with W ₁ is押開swung outwardly by pushing the spring member 9d as a fulcrum pivot portion 9b is released from the inner slope W ₁ of the culvert W, the disintegrating member 9a As shown in FIG. 1 and FIG. 2, the side soil discharges W ₂ and W ₂ caused by the progress of the groove cutting closing the water channel of the intersecting drain grooves W are collapsed as shown in FIGS. the side surface 9c of the outer position of the member 9a Hyde W ₂ · _{W 2} to level the field surface M by pushing outward Broken, thereby would prevent the waterway blockage of the drainage groove W intersecting grooves cut already by dumping W ₂ · _{W 2} on both sides the position of the drainage grooves W due to the grooves cut progresses.

  Since the first embodiment has the above-described configuration, the rotation drive mechanism 7 of the advancing mechanism 4 including the drive source 3 can be operated by the operation means 8 as shown in FIGS. The helical propulsion shaft 5 having the spiral blades 5a at the site can be rotated, and the rotation axis L of the spiral propulsion shaft 5 is provided in the traveling direction D of the airframe 1. The machine body 1 can be advanced in the farm scene M, and the machine body 1 can be reciprocated in the farm scene M by forward / reverse rotation of the spiral propulsion shaft 5, and the machine body 1 can be advanced by operating the rotary drive mechanism 7. The drainage groove W can be grooved by the grooving body 2 between a plurality of strips or stocks of the field scene M, so that the labor of the operator can be reduced and the grooving workability can be improved.

  In this case, since the grooved bodies 2 and 2 are provided at both the front position and the rear position of the airframe 1, for example, as shown in FIG. 12 and FIG. Each worker is arranged on F, and the worker on the front side fence F advances the machine body 1 forward between the striations or stocks in the field toward the opposite fence F, thereby cutting the groove at the front position. The drainage groove W can be grooved by the body 2, and immediately before reaching the heel F against which the airframe 1 faces, the operator on the facing heel F moves the airframe 1 backward by the operating means 8 and moves backward. Accordingly, the drainage groove W that has been grooved by the forward grooving body 2 can be grooved or repaired again, or a new drainage groove can be grooved by the grooving body at the rear position. Just before the aircraft 1 reaches the front side F, The worker on the side fence F stops the backward movement of the aircraft 1, lifts the aircraft 1, installs the aircraft 1 between adjacent strips or stocks, and, similarly to the above, the operator on the cage F Can move the drainage groove W by the grooved body 2 by advancing the machine body 1 between the streak or between the stocks toward the opposite fence F. Both the front position and the rear position of the machine body 1 can be cut. With the above-mentioned grooving bodies 2 and 2 at the position, the drainage groove W can be grooved between a plurality of strips or stocks of the field scene M by two workers, and the labor of the operator can be reduced. Grooving workability can be improved.

  Further, for example, by providing the grooved body 2 at one of the front position and the rear position of the airframe 1 as another embodiment, for example, as shown in FIG. The two workers arranged on the heel F to be lifted and moved to the adjacent streak or between the stocks while alternately flipping the machine 1 back and forth, and the field scene M due to the forward movement or backward movement of the machine body 1 by this lifting transition. Thus, the drainage groove W can be grooved, the labor of the operator can be reduced, and the grooving workability can be improved.

Further, in this case, as shown in FIG. 1, since the groove cutting bodies 2 and 2 are provided with the meandering prevention member 2d for preventing the meandering of the airframe 1, it is possible to improve the straightness of the forward and backward reciprocation of the airframe 1. The drainage groove W having a good drainage function can be cut, and in this case, the groove by the soil discharges W ₂ and W _{2 on} the both sides of the drainage groove W accompanying the progress of the groove cutting in the machine body 1 in this case. Since the water channel opening mechanism 9 is provided to prevent the clogging of the drainage grooves W that have been cut and intersected by collapsing the soil discharges W ₂ and W ₂ , the clogging of the drainage grooves W that have been cut and cut is prevented. It is possible to maintain the mutual water channels of the intersecting drain grooves W and W, and it is possible to cut the drain grooves W having a good drainage function.

  14 and FIG. 15 shows another structure, and in this case, blade portions 5c, 5c,... Capable of removing the weeds in the farm scene M are arranged on the outer peripheral edge of the spiral propulsion shaft 5. doing.

  In the second embodiment, the same effects as the first embodiment can be obtained, and the weeds in the field M are removed by the blade portions 5c, 5c,. The weeding operation can be performed simultaneously with the grooving of the drainage groove W.

  The present invention is not limited to the above-described embodiment. For example, the airframe 1, the grooved body 2, the meandering prevention member 2d, the drive source 3, the advance mechanism 4, the spiral propulsion shaft 5, the rotational drive mechanism 7, The structure and form of the operating means 8 and the water channel opening mechanism 9 are appropriately changed and designed.

  As described above, the intended purpose can be sufficiently achieved.

M Field Scene W Drain Groove L Rotating Axis W ₂ Draining D Traveling Direction 1 Airframe 2 Groove Cutting Body 2d Meandering Prevention Member 3 Drive Source 4 Traveling Mechanism 5 Helical Propulsion Shaft 5a Scraping Blade 5c Blade 7 Rotation Driving Mechanism 8 9 Water channel opening mechanism

Claims (5)

Be provided Mizosetsu capable grooves Setsutai drains in the field plane with the aircraft to provide a traveling mechanism including the driving source, the groove Setsutai as a traveling mechanism for groove switching progress helically on the outer peripheral portion to the body A spiral propulsion shaft having a slurry blade is rotatably disposed, the rotation axis of the spiral propulsion shaft is provided in the traveling direction of the airframe, and a rotational drive mechanism for rotating the spiral propulsion shaft is provided, An operating means capable of operating a rotary drive mechanism is provided , and the drainage of the crossed drainage channel that has already been grooved by the drainage of the drainage groove on both sides of the drainage groove as the grooving progresses is collapsed. A field grooving machine comprising a water channel opening mechanism for preventing .   The field grooving machine according to claim 1, wherein the grooving body is provided at both the front position and the rear position of the machine body.   The field grooving machine according to claim 1, wherein the grooving body is provided at one of a front position and a rear position of the machine body.   The field grooving machine according to any one of claims 1 to 3, wherein the grooving body is provided with a meandering prevention member for preventing the meandering of the machine body. The field grooving machine according to any one of claims 1 to 4 , wherein a blade portion capable of removing weeds in the field scene is disposed on an outer peripheral edge portion of the spiral propulsion shaft.