JP3418273B2 - Seedling support for seedling transplanter - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seedling stand supporting portion of a seedling transplanting machine for transplanting seedlings such as straw grass.

[0002]

2. Description of the Related Art Conventionally, in a strawberry transplanter, as shown in FIG. 5, a plurality of fitting members 25 are arranged side by side on a back portion of a lower end side of a seedling placing table 21 via a supporting frame 22 and a supporting metal fitting 24. The fitting member 25 is slidably attached to the guide rail-shaped receiving member 26 fixed to the sliding plate 23 having the seedling take-out port a.

[0003]

However, since the seedling table 21 in the strawberry transplanter is generally heavy, the surface pressure on the sliding surface between the sliding plate 23 and the receiving member 26 is large and the sliding resistance is large. There was a tendency for load increase and early wear to occur due to the increase of. In particular, the gap b between the sliding plate 26 and the support fitting 24
Muddy water or mud that has entered the receiving member 26 side from the fitting member 25
When entering the sliding surface between the receiving member 26 and the receiving member 26, the fitting member 25 and the receiving member 26 are more likely to be worn, and there is room for improvement in terms of improving the durability of the sliding portion. An object of the present invention is to effectively suppress wear of a fitting member and a receiving member that slidably support the seedling taking-out side of the seedling placing table from side to side.

[0004]

A feature of the invention according to claim 1 is a receiving member in which a fitting member provided on a back portion on a lower end side of a seedling placing table is fixed to a sliding plate having a seedling taking-out port. in the left-right slidably fitted seedlings transplanter, Rutotomoni provided in the receiving member lubricating oil passage for supplying grease to the sliding surface between the receiving member and the fitting member, said fitting member
Prevents mud from entering the sliding surface of the receiving member from above
It is characterized in that the cover is attached to the sliding plate .

A feature of the invention according to claim 2 is that seedlings are placed.
Insert the fitting member provided on the back of the bottom
Left and right slidable fitting to a receiving member fixed to a sliding plate
In the seedling transplanting machine, the fitting member and the receiving member
The lubricating oil passage that supplies grease to the sliding surface of the
Installed between the sliding plate and the receiving member.
It is characterized in that a flow-down gap is formed.

[0006]

According to the structure of claim 1, since the grease can be supplied to the sliding surfaces of the fitting member and the receiving member by the lubricating oil passage, the sliding resistance between the fitting member and the receiving member can be reduced and wear can be suppressed. it can. Also, the action of the cover causes the fitting member to
Since it is possible to prevent mud infiltration between the sliding surface of the
Further promotes reduction of sliding resistance and wear control by lease lubrication
it can.

According to the structure of claim 2, the sliding plate and the receiving portion
Since there is a gap for mud flow between the materials,
Muddy water or mud may enter the receiving member side through the gap of the sliding plate.
Is also discharged downward from the gap between the sliding plate and the receiving member,
Intrusion between the sliding surface of the mating member and the receiving member is suppressed
It

[0008]

According to the invention of claim 1, the fitting member and the receiving member are
The cover can prevent mud invasion on the sliding surface with the sliding member.
Te, increased wear occurs in the sliding resistance at the sliding surfaces of the receiving member and the fitting member for supporting the stand seedling freely transverse sliding can be effectively suppressed, and rush transplanter, multi-start planting of rice planting It is possible to configure the seedling table supporting portion of the seedling transplanting machine having a large weight seedling table such as a machine with excellent durability.

According to the invention of claim 2, the fitting member and the receiving member
Prevent mud from entering the sliding surface with the member through the mud flow gap.
It can be suppressed by discharging and supports the seedling stand so that it can slide left and right.
Sliding resistance on the sliding surface between the holding member and receiving member
It is possible to effectively suppress the increase in wear and the occurrence of wear,
Seedlings equipped with a heavy seedling platform like a multi-row rice transplanter
Configure the seedling stand support of the transplanter to have excellent durability.
You can

[0010]

EXAMPLE FIG. 1 shows the rear part of a riding type strawberry transplanter. This strawberry planting machine is configured by connecting a seedling planting device P to a rear part of a riding traveling machine on the left side outside the drawing via a link mechanism L so that the planter can be driven up and down freely. The seedling planting device P is divided into stocks. A seedling stand 1 in a rearwardly inclined posture, on which a straw-plant seedling F is placed, is intermittently fed laterally at a predetermined pitch, and is horizontally reciprocated laterally with a constant stroke. It is provided with a seedling planting tool 2 for taking out and planting the seedlings for the portion, a grounding float 3 for leveling the planting surface of the field, and the like.

A belt-type vertical feed device 5, which sends the strawberries seedlings F to the take-out port a side of the sliding plate 4 by a certain distance each time the seedling placing table 1 reaches the stroke end of the lateral movement of the seedling placing table 1, Further, a seedling pushing tool 7 for sending the strawberries seedlings F downward by its own weight down along the guide rod 6 is provided.

In order to form the seedling planting tool 2, a planting claw 8 for taking out and planting one seedling and a seedling pushing tool 9 for pushing out the seedling held by the planting claw 8 at the time of planting are attached to the planting arm 10. The planting claw 8 is driven and rotated while passing through the inside of the seedling take-out port a of the sliding plate 4 to plant the seedlings. When the seedling is taken out, an auxiliary claw 11 is provided prior to the planting claw 8 to rush near the upper part of the picked portion of the strawberries seedlings F on the seedling placing table 1 to facilitate seedling separation.

As shown in FIGS. 2 to 4, the seedling placing table 1
A support frame 12 having a U-shaped cross-section is attached to the back of the lower end of the base in a state where the support frame 12 extends over the entire left and right sides, and an inverted L-shaped support fitting 13 whose one end approaches the sliding plate 4 is connected to the support frame 12 to form an angle. A fitting member 14 made of a metal fitting is fixed to the support fitting 13 by welding, and a plurality of left and right receiving members 15 made of a resin material are welded to the sliding plate 4 and the nut 31 welded to the sliding plate 4.
And a bolt 33 with its head inserted in the recess 32 of the receiving member 15.
The spacer 17 is formed between the sliding plate 4 and the receiving member 15 at the bolt connecting portion between the sliding plate 4 and the receiving member 15, and is fitted so as to come into contact with the two upward faces of the receiving member 15. The member 14 is fitted on the receiving member 15 so as to be slidable from side to side. The lower end portion 13a of the support fitting 13 is bent so that it can be engaged with the receiving member 15 from below to prevent the seedling placing table 1 from floating upward.

That is, even if mud infiltrates into the receiving member 15 side from the gap b between the seedling placing table 1 and the sliding plate 4, the infiltrated mud smoothly moves downward from the gap 16 between the sliding plate 4 and the receiving member 15. It is configured so that it is not discharged into the space between the sliding surfaces of the fitting member 14 and the receiving member 15 and discharged into

The cover 3 for preventing the inflow of mud from the mud-flowing gap 16 side to the sliding surface side of the fitting member 14 and the receiving member 15.
4 is attached with bolts 33 while being interposed between the receiving member 15 and the spacer 17.

The receiving member 15 is provided with a lubricating oil passage 35 having discharge ports 35a, 35b, and 35c arranged at two corners of the receiving member 15 facing upward, and a grease nipple 36 communicating with the lubricating oil passage 35 is received in the receiving member 15. And is configured to be able to supply grease to the sliding surface between the fitting member 14 and the receiving member 15. Then, the grease nipple 36 is attached to the lower part of the sliding plate 4 in a state of being directed in the seedling feeding direction on the seedling placing table 1, that is, in a state of being easily seen from the rear of the device,
By facilitating the operation of filling the grease in the grease nipple 36, it is made difficult to forget to replenish the grease and it is possible to prevent the occurrence of running out of grease.

A partition wall 19 is provided on the seedling taking-out side of the seedling placing table 1.
Are arranged side by side so that the taken-out seedlings can be well separated from other seedlings when the seedlings are taken out.

[Other Embodiments] Specific structures and mounting structures of the fitting member 14 and the receiving member 15, a specific structure of fixing the receiving member 15 to the sliding plate 4, and between the sliding plate 4 and the receiving member 15. The specific structure for forming the gap 16 for mud flow, the shape of the oil passage 35 for lubricating oil, and the oil supply position can be appropriately designed and changed. In the invention of claim 1, the cover 34 can be omitted. In the inventions of claims 1 and 2, the position and orientation of the grease nipple 36 can be appropriately changed in design. The seedling transplanter according to the present invention may be intended for rice and the like.

It should be noted that reference numerals are given in the claims for convenience of comparison with the drawings, but the present invention is not limited to the configurations of the accompanying drawings by the entry.

[Brief description of drawings]

[Figure 1] Side view of seedling planting equipment

[Figure 2] Vertical side view of the seedling platform support

FIG. 3 is an exploded perspective view of a main part

FIG. 4 is a view on arrow AA of FIG.

FIG. 5 is a vertical sectional side view of a main part of a conventional example.

[Explanation of symbols]

1 seedling stand 4 Sliding plate 14 Fitting member 15 Receiving member 16 Mud flow gap 34 cover 35 Lubricating oil passage a Seedling outlet

─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Toshimasa Moriya 64 Ishizukita-machi, Sakai City, Osaka Prefecture Kubota Sakai Plant (56) References JP-A-4-173008 (JP, A) (58) Survey Areas (Int.Cl. ⁷ , DB name) A01C 11/00-11/02 303 A01C 11/02 350-367

Claims (2)

(57) [Claims] 1. A receiving member (15) in which a fitting member (14) provided on the back portion on the lower end side of the seedling placing table (1) is fixed to a sliding plate (4) having a seedling taking-out port (a). In the seedling transplanter that is slidably fitted to the left and right, the receiving member (15) has a lubricating oil passage (35) for supplying grease to a sliding surface between the fitting member (14) and the receiving member (15). with Keru set in, the fitting member (14)
The mud inflow from above to the sliding surface of the receiving member (15)
A seedling platform support of a seedling transplanter, characterized in that a cover (34) for blocking is attached to the sliding plate (4) . 2. The seedling stand (1) is provided on the back of the lower end side.
Sliding fitting member (14) with seedling outlet (a)
Left and right slidable on the receiving member (15) fixed to the plate (4)
Sliding of the fitting member (14) and the receiving member (15) in the fitted seedling transplanting machine
The lubricating oil passage (35) for supplying grease to the surface is provided with the receiving portion.
The sliding plate (4) and the sliding plate (4)
A gap (16) for mud flow is formed between the receiving members (15).
Seedling stand support part of the seedling transplanter characterized by being provided.