JP3499449B2 - Riding rice transplanter - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a riding type rice transplanter. 2. Description of the Related Art Conventionally, in a riding type rice transplanter of this type, an auxiliary seedling is used to provide a balance weight at the front of the fuselage for stabilizing the weight balance in the longitudinal direction of the fuselage. The mounting table is mounted in a box-shaped member attached to the side of the auxiliary step portion, or provided directly on the auxiliary step. [0003] However, in the above-mentioned conventional riding type rice transplanter, the box-shaped member is opened and closed to provide the balance weight, or the balance weight is manually held. Since it had to be fastened and fixed to the auxiliary step portion with bolts and the like, the work was relatively troublesome and troublesome. The present invention has been made in view of the above circumstances, and has as its object to provide a riding type rice transplanter capable of easily performing a work of attaching a balance weight. (Structure) A riding type rice transplanter according to claim 1 of the present invention comprises:
On the lower side of the auxiliary step portion at the front of the fuselage, a reinforcing frame composed of a horizontal rod portion along the left and right and a vertical rod portion connected to the horizontal rod portion on the upper side is provided, and a balance weight, a mounting bracket and The balance weight is connected to the mounting bracket, and a part of the mounting bracket is partially connected to the reinforcing frame.
Extending to the vertical rod portion of the
Fastened to the position where the position is regulated in the front and rear direction with respect to the rod part
It is a characteristic configuration. (Operation) According to the first aspect of the present invention, when mounting the balance weight,
The balance weight is applied to the horizontal rod portion by using the reinforcing frame provided on the lower side of the auxiliary step, and the balance weight is fastened to the mounting bracket sandwiching the horizontal rod portion together with the balance weight by, for example, bolts or the like. Since the work of attaching the balance weight can be performed at a position lower than the auxiliary step position, there is a space between the horizontal rod portion of the reinforcing frame and the auxiliary step, etc. The work of connecting the balance weight and the mounting bracket by inserting the hand of the operator is also facilitated. Also, mounting metal
Part of the tool extends to the vertical rod part of the reinforcement frame,
Stop in a state where the position is regulated in the front-rear direction with respect to the vertical rod portion
The balun connected to the mounting bracket
The weight may rotate incorrectly around the axis of the horizontal rod.
Is not possible, and the posture of the balance weight
Can be held stably. (Effects) Therefore, according to the configuration of the first aspect of the present invention, conventionally, the mounting work is troublesome or the balance weight is provided at a place where the work is difficult to perform.
In addition to being able to perform simple work, the work labor can be reduced, and the balance weight can be quickly mounted, so that workability can be improved. Also, the vertical rod of the reinforcement frame
The balance weight is incorrectly turned with the part
Because it can be prevented from rolling, to prevent rotation
It is not necessary to separately provide a dedicated structure for
There is an advantage that can be done. Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows an example of a riding rice transplanter. This riding type rice transplanter has a pair of left and right front wheels 1,
An engine 4 and a boarding operation unit 5 are provided at the front of a body frame 3 movably supported by the first and rear wheels 2, 2, and a link mechanism is supported by a hydraulic cylinder 6 at the rear of the body so as to be able to move up and down. A seedling planting device 8 is mounted via the device 7. As shown in FIGS. 1 to 5, a pair of left and right auxiliary steps 10 and 10 are provided which extend forward of the fuselage in a state of being connected to the operation section step 9 of the boarding operation section 5. A reinforcing frame 11 made of a round pipe having a U-shape in a front view is provided on the lower surface of the auxiliary steps 10 and 10. Balance weights 1 are provided at both left and right ends of the horizontal rod portion 11a of the reinforcing frame 11.
2, 12 are attached separately. More specifically, as shown in FIG. 5, the mounting bracket 13 is formed by pressing a sheet metal material.
As a result, the balance weight 12 is fastened and fixed by the bolt 14 ° and the nut N. This mounting bracket 13
Is bent in an L-shape when viewed from the front, and is provided with a curved portion 13a along the curved shape of the upper surface of the horizontal rod portion 11a of the reinforcing frame 11. Flanges 13b, 13b to be applied to the upper surface of the balance weight 12 are formed on both front and rear sides of the curved portion 13a of the mounting bracket 13, and the bolts 14 'and 13' are formed on the flanges 13b, 13b. The balance weight 12 is fastened and fixed with the nut N. Further, on one lateral side of the mounting bracket 13, a rising portion 13 c for applying to the vertical rod portion 11 b of the reinforcing frame 11 is provided. The rising portion 13c is connected to the reinforcing frame 1
An auxiliary mounting bracket 15 that is held against the first vertical rod portion 11b and clamped together with the rising portion 13c from the outside.
Are fastened and fixed with bolts 16. Thus, the balance weight 12 and the mounting bracket 13 are fastened around the horizontal rod portion 11a of the reinforcing frame 11 so as not to be unduly rotated. As shown in FIGS. 4 and 5, the balance weight 12 is formed with an eave portion 12A protruding above the flange portion 13b on the front side of the mounting bracket 13, and is formed by cutting the eave portion 12A to a width approximately equal to the width. The notch K is formed in the curved portion 13a of the mounting bracket 13. In the drawing, B denotes a battery, which is mounted and supported on a battery mounting frame F provided at the front end of the body frame 3, and the battery B is placed between a pair of left and right balance weights 12, 12. Position it so that
The function as a weight can also be demonstrated. Next, the display panel 17 of the boarding operation unit 5 will be briefly described. As shown in FIG.
In a control box 19 configured to cover the engine 4 in front of the driver's seat 18 of the vehicle, a steering handle 20 and a display panel 17 are provided. As shown in FIGS. 6 and 7, the display panel 17 is disposed on the front side of the steering handle 20, and the operator visually checks the display panel 17 through the space between the annular handle portions 20 a of the steering handle 20. I can do it. In addition, the display panel 17 displays, in order from the right, “a seedling out state”, “a fertilizer out state”, “a minority planting state at a ridge”, “a marker leaving state”, “a fertilizer clogged state”, Display portions f, e, d, c, b, and a for displaying "planting position state of planting clutch",
The display in words and the display in symbol marks are arranged vertically, and each of the display portions a, b, c, d, e, and f is configured to be lit or blinkable. Further, the display order is higher in importance as it is positioned on the left or right outside. That is, the display portions a and f of the "seedling cutout" on the right end and the "planting clutch" on the left end are for giving an alarm so as not to perform the rice transplanting operation that may cause a lack of stock. Regarding the display portions c and d of the "marker" and "minor planting at the ridge", it is usually easy for the operator to check the state, and it is not fatal in the rice transplanting work. It is. Therefore, a display portion with a higher importance is set to a position that is located on an end side that is more easily recognized, so that the operator can easily recognize the display portion. still,
As shown in FIG. 1, the cutting of seedlings can be detected by a sensor 22 for detecting cutting of seedlings on the seedling cradle 21 of the seedling planting device 8. Out of fertilizer, float 2 of seedling planting device 8
No. 3 can be detected by the fertilizer sensor 24 in the groove generator. The switching of the operating lever 25 for the minority planting can be detected by a sensor 26 for detecting that the setting is not the whole planting but the minority planting. The detection of the insertion / removal of the marker 27, that is, the detection of the storage state, can be detected by the sensor. The clogging of the fertilizer can be detected by a clogging sensor 31 provided in the middle of a hose 30 connecting the fertilizer application device 29 to the groove producing device. The fact that the planting clutch is in the planting state can be detected by the sensor 33 that the planting lever 32 is at the planting position. [Alternative Embodiment] In the above-described embodiment, the configuration in which the balance weight is provided on the U-shaped reinforcing frame in front view is shown. However, the reinforcing frame is not limited to such a shape. ,
It may have a horizontal rod portion and a vertical rod portion connected to the horizontal rod portion.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an overall side view showing a riding rice transplanter. FIG. 2 is a side view showing a balance weight mounting structure. FIG. 3 is a front view showing a balance weight mounting structure. FIG. 5 is an exploded perspective view showing the mounting structure of the balance weight. FIG. 6 is an explanatory view showing a display panel and a sensor for displaying the same. FIG. 7 is a steering wheel and a display. [Description of Reference Numerals] 10 Auxiliary step portion 11 Reinforcement frame 11a Horizontal rod portion 11b Vertical rod portion 12 Balance weight 13 Mounting bracket

──────────────────────────────────────────────────続 き Continuation of front page (72) Inventor Ryuji Ochi 64 Ishizukita-cho, Sakai-shi, Osaka Kubota Sakai Works Co., Ltd. (56) References JP-A-10-28421 (JP, A) JP-A Sho57 -151473 (JP, A) Japanese Utility Model Application 57-150078 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) A01C 11/02 B62D 49/08

Claims (1)

(1) A horizontal rod portion (11a) extending left and right and an upper side of the horizontal rod portion (11a) are provided below the auxiliary step portion (10) at the front of the fuselage. Vertical rod part (11b)
And the balance weight (12) is sandwiched between the balance weight (12) and the mounting bracket (13) to attach the balance weight (12) to the mounting frame. It is connected to the metal fitting (13) and a part of the mounting metal (13)
Up to the vertical rod portion (11b) of the reinforcing frame (11).
And extend the extended portion to the vertical rod portion (11b).
Riding type rice transplanter that is stopped in a state where the position is regulated in the front-rear direction .