JPH0679211U - Fixing device for planting part of transplanter - Google Patents

Abstract

(57) [Summary] [Purpose] To provide a device for fixing an implanting part of a transplanter. [Structure] The planting part 4 of the transplanter is fixed to a work machine frame 19 supporting the planting part 4 by a connecting rod 17, and at the same time, the connecting rod 17 and the work for restricting the operation operation of the work machine clutch lever 13 are fixed. The machine clutch lever 13 is connected by a wire 17f.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a transplanter used for transplanting Satsuki seedlings, tree seedlings, or upland seedlings to a field, for example.

[0002]

[Prior art]

 For example, Japanese Patent Application No. 4-350660 and Japanese Patent Application No. 4-89878 are filed by the present applicant.

[0003]

[Problems to be solved by the device]

 By the way, the transplanter as described above is in an unstable state as a result of the transplantation work device being composed of a link mechanism or the like during transportation or non-transplantation work, so that it may be affected by vibration or the like. There is a risk of contact and damage to the member. In addition, when the vehicle travels on the road, the operator accidentally touches the clutch lever of the work implement and the transplant work device unexpectedly operates, causing the planting part to collide with the ground and be damaged.

[0004]

[Means for Solving the Problems]

 In order to achieve the above-mentioned object, a transplanter fixing device for a transplanter according to the present invention is equipped with a work machine frame having a transplant work device in a traveling machine body frame so that the work machine frame can be moved up and down, and a planter is operated by operating a work machine clutch lever. While rotating the part up and down, a seedling pot placed on the working machine frame is arranged above the planting part, and the working machine frame is moved up and down with respect to the traveling machine body frame by a lifting drive device. In the transplanter in which the planting depth is adjusted by adjusting the planting depth, when the planting section is configured to be non-rotatably coupled with the coupling member supported on the working machine frame side, the coupling member is planted. Switchable between a position where it is fixed to the plant part and a position where it is retracted from the planting part, and the connecting member is composed of a rod-shaped connecting rod, and the connecting rod is switched to the fixed position where it is fixed to the planting part. Interlocking with the And to regulate the position side cut working machine clutch lever capable is provided with a check mechanism.

[0005]

[Action]

 The planting part fixing device of the transplanting machine of the present invention can be used as a work machine by connecting the planting part and the work machine frame with a connecting member during non-transplanting work such as traveling on the road or during transportation. It can be securely fixed to the frame, and in the fixed state, even if the work machine clutch lever is accidentally touched by the hand, the transplant work device does not operate, so the planting part and the frame constituting the transplant work device are deformed or damaged. It is to prevent doing.

[0006]

【Example】

 An embodiment of the present invention will be described below with reference to the drawings. 1 to 4, reference numeral 1 denotes a machine frame of a traveling machine body 4 having left and right front wheels 2 and 2 and rear wheels 3 and 3, and 5 denotes an engine mounted on a rear portion of the machine body frame 1. The power from No. 5 is transmitted to the rear wheels 3, 3 via the transmission case 6. Reference numerals 7 and 7 denote left and right seedling supply seats, which are disposed at the upper and left upper end portions of the body frame 1 and face a transplanting work device 16 including a planting section 10 and a seedling supply section 11, which will be described later. It is a steering handle for steering the front wheels 2 and 2 provided between the left and right sides of the front and rear wheels. A driving operation section 9 is provided on the rear side of the seats 7, 7 and a seedling supply section 11 facing above the planting section 10 is provided on the front side of the seats 7, 7. Side clutch levers 12 and 12 and a work machine clutch lever 13 are arranged in parallel in the operation section 9. The work machine clutch lever 13, which is swingable around the pivot shaft 13c, has the proximal ends of the wires 13a and 17f attached thereto. The tip of one wire 17f is connected to a connecting rod 17 for connecting and fixing the planting portion 10 to the working machine frame 19. The connecting rod 17 is set to be switchable between a position B where it is fixed to the planting part and a position C where it is retracted from the planting part with the pivot shaft 17d as a fulcrum. A plate 19a for fixing the connecting rod 17, which will be described later, is integrally attached below the working machine frame 19. That is, during the normal transplanting work, the pin 17b is penetrated through the pipe 17a welded to the connecting rod 17 and the hole 19c formed in the plate 19a for fixing the connecting rod 17, and the snap pin 17c of FIG. It is fixed at the position indicated by the chain line. The lower end boss 17e of the connecting rod 17 is attached via the threaded portion 17g so that the length of the connecting rod 17 can be expanded and contracted. Although not shown, the tip of the other wire 13a is connected to a planting clutch mechanism in the mission case 6 that drives the planting unit 10, and the drive of the planting unit 10 is appropriately turned on / off. I am trying to switch to the state.

The seedling supply section 11 is composed of a plurality of cylindrical seedling pots 20 for supplying seedlings P, which are rotary pots 18 mounted on a disc-shaped rotating body at equal intervals. The work machine frame 19 is provided. The working machine frame 19 can be vertically adjusted via a swing frame 27 rotatably supported on the machine body frame 1 side and vertically parallel lifting links 22 and 23 connected between the working machine frame 19. Is attached to. The vertical position setting of the working machine frame 19 is adjusted by turning on the lifting control automatic switch S1 provided between the left and right seats 7, 7 so that a pair of right and left grounds arranged on the left and right of the front end of the working machine frame 19 are provided. Based on the detection result of the sensor LS, the elevating and lowering drive cylinder 14 connected between the central lower end of the swing frame 27 and the central front end of the working machine frame 19 expands and contracts to elevate and lower in parallel to the field scene a. Is configured to. Reference numeral 14a is an electric motor that drives the lifting drive cylinder 14 in the forward and reverse directions.

The planting section 10 is composed of tubular main bodies 25, 25 that receive the seedlings P from the seedling supply section 11, and beak-shaped hoppers 26, 26 that open and close the lower end side, and correspond to each seedling supply section 11. Then, four sets are arranged side by side, and the left and right crank parts 24, 24 draw the locus along the rotation track A shown in FIG. The seedlings P are received at the position, and then the hoppers 26, 26 make holes in the field scene a at the down position, and then the hoppers 26, 26 open as they rise from the down position, and the seedlings P are put in the holes. It is designed to be dropped and planted. Further, a bracket 25b having a mounting hole 25a which is located between the cylindrical main bodies 25, 25 on the tip end side of the planting portion 10 and enables the lower end boss 17e at the lower end of the connecting rod 17 to be connected is fixedly provided.

In transplanting the tree seedlings P of Satsuki seedlings with the above-mentioned configuration, the working machine clutch lever 13 is turned on with the front wheels 2 and the rear wheels 3 of the traveling machine body 4 positioned in the groove b of the field scene a. When the automatic raising / lowering control switch S1 is turned to the ON position, the transplanting work device 16 for the field scene a drives the raising / lowering drive cylinder 14 by detecting the ground height sensor LS, so that the transplanting work device 16 is planted at a predetermined position. Set it to the depth. Then, while the traveling machine body 4 is traveling along the groove b of the farm scene a, if each operator sitting on the left and right seats 7 and 7 supplies the seedling P to the seedling pot 20 of the rotary pot 18, the rotary pot The planting unit 10 that rotates up and down from the 18 seedling pots 20 can receive the seedlings P in sequence and plant them in the field scene a. When the transplanting operation is completed and the vehicle is traveling on the road when it is stored in the garage or the like, the transplanting work device 16 in a state where the planting part 10 is stopped in the middle of the rotation trajectory A is moved up and down. 2 and FIG. 2 by the pins 17b, 17b on the working machine frame 19 by adjusting the lower ends of the connecting rods 17, 17 to a height corresponding to the mounting holes 25a of the cylindrical main bodies 25, 25 of the planting part 10. The pins 17b and 17b of the connecting rods 17 and 17 fixed in the chain line 3 are removed, and the lower end connecting portions of the connecting rods 17 and 17 are connected to the bracket mounting holes 25a and 25a on the cylindrical bodies 25 and 25 side. By inserting 17 and 17 and connecting the pin 17b with the snap pin 17c, the solid line state of FIGS. 2 and 3 is set to prevent rotation of the planting part 10 and the posture of the connecting rod 17 is changed. To Since the wire 17f connected to the work implement clutch lever 13 is tensioned toward the clutch disengagement side, the entry operation of the work implement clutch lever 13 is restricted. Further, when the connecting rod 17 is fixed in the chain line state of FIGS. 2 and 3, the connecting rod 17 is attached at a non-interfering position where it does not wrap around the rotation locus A of the cylindrical main bodies 25, 25. There is.

In the above structure, the rod-shaped connecting rod 17 is illustrated as an example of the connecting member, but as a means for preventing the rotation of the planting portion 10, a chain, a string, a pin, a hook, or the like is used. May be changed appropriately. Further, as the lifting mechanism of the transplanting work device 16, instead of the electric lifting cylinder 14 of the present invention, a hydraulic type or a manual type may be used.

[0011]

[Effect of device]

 In short, according to the present invention, the working machine frame having the transplanting working device is mounted on the traveling machine body frame so as to be able to move up and down, and the planting portion is rotated up and down by operating the working machine clutch lever. Is a seedling pot arranged on a working machine frame, and the working machine frame is moved up and down with respect to the traveling machine body frame by an elevating drive device to adjust the planting depth. When the planting section is configured to be non-rotatably coupled by the coupling member supported on the working machine frame side, the position of the coupling member is changed to a position where the coupling member is fixed to the planting section and a position where it is retracted from the planting section. The connecting member is composed of a rod-shaped connecting rod, and the working machine clutch lever that can be turned on and off is switched in conjunction with the switching operation of the connecting rod to a fixed position that is fixed to the planting part. Since a check mechanism was installed on the installation side, the planting part can be securely fixed to the working machine frame during transportation and non-transplanting work, so contact with other members and damage due to vibration etc. Not only can this be prevented, but also the operation of the work equipment clutch lever can be prevented. Incidentally, when the tip end side of the planting part is supported by the connecting member as in the embodiment, the rotation of the planting part can be prevented more efficiently.

[Brief description of drawings]

FIG. 1 is an overall side view of a transplanter.

FIG. 2 is a side view of a main part of the transplant work device.

FIG. 3 is a side view of a planting part.

FIG. 4 is a front view of the main part of the planting part.

[Explanation of symbols]

 1 Airframe Frame 4 Planting Section 11 Seedling Supply Section 17 Connecting Rod 19 Working Machine Frame a Field Scene P Seedling

Claims (2)

[Scope of utility model registration request] 1. A work machine frame having a transplant work device is mounted on a traveling machine body frame so as to be able to move up and down, and a planting portion is vertically rotated by operating a work machine clutch lever, and a work machine is provided above the planting portion. In a transplanter in which a seedling pot arranged in a frame is arranged and the working machine frame is moved up and down with respect to the traveling machine body frame by an elevating / lowering drive device, the planting depth is adjusted. Of the connecting member supported on the working machine frame side so as to be non-rotatably connected, the position of the connecting member is fixed to the planting portion and the position retractable from the planting portion is switchable. A device for fixing a planting part of a transplanter characterized by being configured. 2. A working machine clutch lever that can be turned on and off in association with a switching operation to a fixed position where the connecting member is a rod-shaped connecting rod, and the connecting rod is fixed to the planting part. A device for fixing a planting part of a transplanter, which is provided with a restraining mechanism for restricting the cutting position to the cutting position side.