JPH056722Y2 - - Google Patents

Description

[Detailed description of the invention] (a) Field of industrial application This invention relates to a potato planter connection structure in a ridge shaping multi-working machine incorporating a potato planter.

(b) Conventional technology Conventionally, a multi-purpose work machine and a potato planter have been used as separate work machines, and therefore a great deal of time and effort has been required to perform the work separately.

Therefore, in order to eliminate these drawbacks, a special application was filed in 1983.
The invention filed as No. 139547 is a ridge shaping multi-purpose work machine that incorporates a potato planter that can be used to work continuously at the same time by pre-installing a potato planter into the multi-purpose work machine. The machines are connected and a potato planter is placed between the tractor and the multi-purpose work machine, so that potato transplanting and multi-purpose work can be performed consistently.

(c) Problems that the invention aims to solve However, since the potato planter is connected to the multi-purpose machine, it moves up and down in synchronization with the lifting and lowering of the multi-purpose machine, and therefore cannot rise and fall in parallel. There were drawbacks, and there was a risk of problems in potato transplantation.

(d) Means for solving the problem In this invention, a ridge shaping multi-working machine is connected to the rear of the tractor via a coupling mechanism, and a potato planter is arranged between them, and the potato planter is connected to a parallel link mechanism. To provide a potato planter connection structure in a ridge-shaping multi-purpose work machine incorporating a potato planter connected to the rear of a tractor via a ridge-shaping multi-work machine, and the potato planter is configured to move up and down in conjunction with the ridge-shaping multi-work machine. It is something to do.

(E) Effect In this invention, when the ridge shaping multi-purpose work machine is raised and lowered via the link mechanism, the potato planter also goes up and down in conjunction with the work machine, and the potato planter is equipped with a parallel link mechanism at the rear of the tractor. Since the ridge shaping multi-purpose work machine is connected through the ridge shaping machine, it can move up and down while maintaining a parallel state, that is, a horizontal state, regardless of the up and down posture of the ridge shaping multi-working machine.

(f) Effects According to this invention, the potato planter is raised and lowered in parallel via the parallel link mechanism, so it can always be raised and lowered horizontally regardless of the raising and lowering posture of the ridge shaping multi-purpose work machine. It has the effect of being able to move while maintaining a horizontal posture, regardless of whether it is raised or lowered in conjunction with the work equipment.

(G) Example The example of the present invention will be explained in detail based on the drawings.
A is a tractor, and a potato planter B is installed behind it, and a ridge-shaping multi-work machine C is installed behind it, and both the potato planter B and the ridge-shaping multi-work machine C have their respective coupling mechanisms. They are respectively connected to the rear of the tractor A via the vehicle.

Tractor A is equipped with an engine 1 at the front, a driver's seat 2 at the rear, and is configured to be able to run via front and rear wheels 3 and 4. At the rear of the machine, there is a hydraulically operated system for raising and lowering the work equipment. section 5 and a PTO protruding from the rear of the transmission section 6 to transmit power to the work equipment.
A shaft 7 is provided.

The ridge shaping multi-work machine C also includes a gear case 8 that receives power from the PTO shaft 7, a pipe frame 9 extending left and right from the case 8, and a chain case 10 connected to the end of the frame 9. A disk rotor 11 provided in an axially mounted state at the lower end of the chain case 10, a rotary cover 12 that covers the upper part of the rotor 11, and a rotary cover 12 that covers the upper part of the rotor 11.
A ridge shaping plate 13 continuous to the rear end, a gauge wheel 14 disposed behind it, and a gauge wheel 1
4, a sheet receiving roll 16 that receives the sheet S from the roll 15 and smoothes the sheet S in an arc shape on the ridge top surface, and a sheet receiving roll 16 that receives the sheet S from the roll 15 and smoothes the sheet S in an arc shape on the upper surface of the ridge; It is composed of a pressing wheel 17 for holding down soil, a soil covering wheel 18 located behind the soil covering wheel 18, and a soil covering plate 19 arranged behind the soil covering wheel 18. As we lead C,
Disc rotor 11 receives power from PTO shaft 7
is driven, the disc rotor 11 gathers the cultivated soil to the center, the ridge shaping plate 13 shapes the ridges, and the sheet S fed out from the sheet roll 15 passes through the sheet receiving roll 16 to the pressing wheel 17.
Soil is sent to the lower side of the sheet, and the side edge of the sheet pressed by the pressing wheel 17 is covered with soil by the soil covering wheel 18, and the ridges are covered with the sheet S.

In this proposal, such ridge shaping multi-working machine C
By incorporating potato planter B into the machine, it is possible to perform complex tasks such as potato planting, ridge shaping, and mulching work.Potato planter B will be explained as follows.

That is, potato planter B has planter frame b as horizontal frame b-1 and vertical frame b-1.
The planter frame b is assembled in a rectangular shape in 2, and the planter frame b is arranged to cross the direction of movement between the tractor A and the ridge shaping multi-work machine C,
There are pulleys 2 at each of the four corners of the same frame b.
0, 21, 22, and 23 are arranged in series, the upper left and right pulleys 20 and 21 are arranged horizontally at the left and right ends, and the lower left and right pulleys 22 and 23 are arranged vertically and slightly inward. , an upper chute opening 25 of the groove cutter 24 is opened below the lower right pulley 23.

A conveyor belt 26 is rotatably suspended on each pulley, and on the surface of the belt 26, saucers 27 are erected at regular intervals, and on the left side of the upper left pulley 20 is a planter frame. A hopper 28 connected to b is arranged, and the conveyor belt 26 is
The hopper 28 is configured to be able to rotate upward from a through hole 30 in the lower bottom 29 of the hopper 28 together with the saucer 27. Also, from the upper right pulley 21 to the lower right pulley 23, the guide 31 is connected to the conveyor belt 26.
The lower end of the guide 31 extends into the upper chute opening 25 of the groove maker 24.

Therefore, the potatoes stored in the hopper 28 are scooped into the saucer 27 that has come upward from the through hole 30 in the lower bottom 29 of the hopper 28.
and is transported horizontally between the upper left and right pulleys 20 and 21, and from the upper right pulley 21 to the guide 31.
It is conveyed downward along the receiving tray 27 and placed into the upper chute opening 25 for transplantation.

The drive mechanism for the conveyor belt 26 includes an interlocking rod 32 connected to the lower left pulley 22, and the rear end of the rod 32 connected to a bevel gear to a grounding wheel 33 disposed on the left side of the ridge shaping multi-working machine C. The conveyor belt 26 is driven as the grounding wheel 33 rotates.

Ridge shaping multi-work machine C configured as above
and potato planter B are each connected to the rear of the tractor A via a connecting mechanism, as described below.

That is, in the ridge shaping multi-working machine C, a tractor hit 34 protrudes rearward from the mission section 6 of the tractor A, and a working machine hit 35 integrally provided with the gear case 8 of the ridge shaping multi-working machine C projects forward.
The frame of the ridge shaping multi-work machine C is connected via a lift rod 37 to the lift arm 36, which is connected to the lift arm 36 whose base end is pivotally supported to the hydraulic actuation part 5 of the tractor A. The multi-purpose work machine C is connected to the rear of the tractor A via a two-point hitch mechanism as a connection mechanism m.

In addition, in potato planter B, the bracket 38 provided at the rear of the transmission section 6 of the tractor A has a
The base ends of the two upper and lower parallel link arms 39 and lower parallel link arms 40 are pivoted symmetrically, and the vertical frame b- of the planter frame b of the potato planter B is attached to the tip of each arm 39, 40. 2, and the upper and lower parallel link arms 3
A parallel link mechanism M is constituted by the base end and distal end pivot portions 9 and 40. Furthermore, the tip of the lower parallel link arm 40 extends rearward, and the extended portion serves as a support arm 41, which is placed on the gear case 8 of the ridge shaping multi-working machine C. Therefore, the potato planter B is connected and supported to the rear of the tractor A by the upper and lower parallel link arms 39 and 40, and is supported on the ridge shaping multi-work machine C by the support arm 41. Become. In the figure, 41' indicates an auxiliary frame installed between the tips of the support arms 41.

Therefore, when the ridge shaping multi-working machine C is rotated up and down by the lift arm 36, the support arm 41 placed on the gear case 8 is lifted or lowered, and the potato planter B is moved by the parallel link mechanism. The ridge shaping multi-work machine C and the tractor A are moved up and down in parallel via M, and regardless of whether the connection mechanism between the ridge shaping multi-work machine C and the tractor A is a two-point hitch link mechanism or a three-point hitch link mechanism, the ridge shaping multi-work machine Regardless of the vertical position of machine C, it can move in the same vertical position.

Note that 42 indicates an auxiliary seat.

[Brief explanation of the drawing]

Figure 1 is a side view of the main parts of the potato planter connection structure to the proposed ridge shaping multi-purpose machine, and Figure 2 is:
3 is an overall side view, and FIG. 4 is a sectional view taken along line II in FIG. 2. A...Tractor, B...Potato planter, b
... Planter frame, C ... Ridge shaping multi-work machine, M ... Parallel link mechanism, m ... Connection mechanism,
1... Engine, 2... Driver's seat, 3, 4... Front and rear wheels, 5... Hydraulic operation section, 6... Mission section,
7...PTO shaft, 8...Gear case, 9...Pipe frame, 10...Chain case, 11...
Disc rotor, 12...Rotary cover, 13
...Round shaping plate, 14...Gauge wheel, 15...
... Sheet roll, 16 ... Sheet receiving roll, 1
7... Suppressing wheel, 18... Soil covering ring, 19... Soil covering plate, 20... Upper left pulley, 21... Upper right pulley, 22... Lower left pulley, 23... Lower right pulley, 24... ...Groove cutter, 25...Upper chute opening, 26...Transport belt, 27...Saucer, 28...Hopper, 29...Lower bottom, 30...
...Through hole, 31...Guide, 32...Interlocking rod,
33...Grounding wheel, 34...Tractor hitch, 35
...Work equipment Hitsuchi, 36...Lift arm, 37
...Lift rod, 38...Bracket, 39...
...Upper parallel link arm, 40...Lower parallel link arm, 41...Support arm.

Claims (1)

[Scope of utility model registration request] A ridge shaping multi-working machine C is connected to the rear of the tractor A via a coupling mechanism m, and a potato planter B is disposed between them.
is connected to the rear of the tractor A via a parallel link mechanism M, and the potato planter B is configured to move up and down in conjunction with the ridge shaping multi-working machine C. Potato planter connection structure.