JPH0837938A - Device for boring hole through soil in pot - Google Patents

Abstract

PURPOSE:To simultaneously and readily form uniform holes for seedling transplantation in each pot by packing soil to pots for seedlings and fix planting and rotating and dropping a drill unit. CONSTITUTION:This device for boring holes through soil in pots is equipped with a nozzle unit 15 provided with nozzles 16 corresponding to pots P. A lifting and lowering plate 32 of a hole boring unit 30 is furnished with a drill unit 40. A spline shaft 36 is dropped and engaged with a sprocket wheel 49. A tray T housing the pots 3 is sent to a soil filling part by a cylinder in this state to raise the pots P. A soil throwing member is moved to a nozzle base plate, soil housed in the interior of the soil throwing member is thrown from the nozzles 16 in the pots P. A cylinder 31 for lifting and lowering a drill is operated, the drill unit 40 is dropped and the drill 45 is rotated to uniformly and simultaneously form holes having a large diameter in the pots P.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hole punching device for making holes for seedlings and planting in a pot filled with soil.

[0002]

2. Description of the Related Art Usually, pots for seedlings and pots for planting are filled with soil or pierced with holes, usually by rotating the rotary table while setting the pots one by one on the outer circumference of the saw. Then, a method is used in which soil is sequentially inserted into these to make a hole.

Moreover, since this kind of drilling work is carried out exclusively by hand, it has the disadvantage that the drilled holes are not uniform and the excavated soil spills around, impairing the working environment.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and its object is to:
It is an object of the present invention to provide a new hole punching device for soil in a pot, which can automatically and simultaneously form holes of a size suitable for seedling planting and fixed planting.

[0005]

That is, according to the present invention, as a hole punching device for soil in a pot to achieve such a subject, it is provided above a loading position of a tray containing a plurality of pots filled with soil. , A plurality of drilling drills arranged in accordance with the arrangement positions of the pots in the tray are arranged so that they can be raised and lowered by the raising and lowering means.

[0006]

Embodiments Now, the embodiments shown in the drawings will be described. FIG. 1 and FIG. 2 show the whole of an apparatus which constitutes an embodiment of the present invention. This apparatus is roughly classified into a soil filling unit 1
0 and the punching unit 30.

An upper surface of the first machine casing 1 is a transport surface 2 of the tray T.
The tray transport cylinder 3 provided below the tray transports a large number of pots P for each tray T from one end to the central soiling section 4 and further to the discharging section at the other end. It is configured.

In the first machine casing 1, a tray lifting / lowering cylinder 11 forming a part of the soil containing unit 10 is disposed below the soil containing portion 4, and the cylinder 8 has a rod end at the rod end thereof. , A tray mounting plate 12 is always attached so as to be flush with the conveying surface 2, and the inner pots P, ...
6 is configured to be raised toward the mouth end.

On the other hand, reference numeral 5 in the drawing denotes an upper machine casing 5 attached to the first machine casing 1 so as to cover the upper portion of the soil filling portion 4, and the upper machine casing 5 surrounded by plates on both sides is The main part of the soil filling unit 10 and the punching unit 30 are vertically assembled.

The above-mentioned earth-filling unit 10 is a unit for filling the pots P ... with the amount of soil at the 8th to 9th minutes of its volume. A sliding surface 14 is provided on the upper side in a direction perpendicular to the upper surface, the rear end is located below the supply hopper 18, and a large number of them are located on the front side at positions corresponding to the respective pots P on the tray T. A nozzle unit 15 in which the nozzles 16 of ... Are arranged in a replaceable manner so that the nozzle base plate 17 thereof coincides with the sliding surface 14, and the cylinder 20 is mounted on the sliding surface 14.
The soil is thrown into these nozzles 16 by the frame-shaped throwing member 19 which is driven and driven.

Then, the feeding member 19 is supplied with soil from the supply hopper 18, and the supply hopper 18 is supplied from the stocker 22 provided on the second machine frame 21 via the conveyor 23. It is constructed so that soil is supplied.

By the way, the hole forming unit indicated by reference numeral 30 in the figure, which is a characteristic part of the present invention, is supported by the upper machine casing 5 and is located above the nozzle unit 15.

This drilling unit 30 is for drilling holes for planting seedlings or for planting on the surface of the soil packed in the pot P, and a cylinder for raising and lowering a drill suspended from the top plate 6 of the upper machine casing 5. 31 includes an elevating plate 32 at the lower end of the rod.
Is fixed, and drill units 40 and 50, which will be described later, are attached to the lifting plate 32, and then the drill unit 4
By lowering 0 and 50, the base plate 41,
Each of the drills 45 and 55 hung on 51 is abutted against the soil in the hopper P to open a hole for seedling planting or planting.

FIGS. 4 and 5 show drill units 40 and 50 which are detachably attached to the lifting plate 32. FIG. 4 mainly shows a drill unit 50 for planting, and FIG. 5 shows seedling planting. 1 shows a drill unit 50 for use in a machine.

The drill unit 40 shown in FIG. 4 is designed for planting a relatively large hole, and the base plate 41 has mounting pieces 42.42 on both sides thereof.
Is erected upright and is configured to be detachably attached to the lower side of the elevating plate 32 by fitting the lateral slide grooves 43.43 provided on the respective opposing surfaces to both side edges of the elevating plate 32. There is.

A plurality of drills 45 ... Are rotatably attached to the base plate 41 so as to match the arrangement of the large diameter pots P (FIG. 6B) housed in the tray T. Further, these drills 45 are constructed so as to rotate together via a common timing belt or chain 48 via a pulley or sprocket wheel 47 fixed to the upper end thereof.

The tips of these drills 45 have a conical shape corresponding to the size of the holes to be drilled, and further, grooves 46 for scraping up the excavated soil are formed on their peripheral surfaces in the respective rotating directions. According to the, it is recessed in a spiral shape.

On the other hand, the base plate 41 is provided with a pulley or sprocket wheel which engages with a spline shaft 36, which will be described later, at a portion protruding forward or laterally thereof.
A sprocket wheel 49 is rotatably attached, and the sprocket wheel 49 is engaged with a spline shaft 36 of a drill drive motor 35 attached to the front or side of the upper machine casing 5 to check the chain. A group of drills 4 via
5 are driven at the same time.

On the other hand, the drill unit 50 shown in FIG. 5 is constructed for planting seedlings in which relatively small holes are formed. The base plate 51 has slide grooves on both sides of the surface. Mounting piece 5 provided with 53.53
2.52 is provided, and a plurality of rod-shaped drills 55 ... Are integrally formed on the lower surface thereof so as to match the arrangement of the small pots P ... (FIG. 6A) housed in the tray-T. It is fixed.

Reference numeral 7 in the drawing denotes a guide sleeve for guiding the rod 33 on the lifting plate 32, and 9 denotes a pressure adjusting valve of the drill lifting cylinder.

In the embodiment thus constructed, the 12 large 3.5-inch pots P accommodated in the 4 × 3 tray T shown in FIG. 6 (b) are simultaneously filled with soil and punched. In order to carry out, first, a nozzle unit 15 provided with 12 nozzles 16 corresponding to the pot P is attached to the sliding surface 14 of the soil filling section 4, and at the same time, an elevating plate of the punching unit 30 provided above the nozzle unit 15. 32, mounting piece 42.4
The 4 × 3 drill unit 40 is attached via 2, and the pushed up spline shaft 36 is pulled down to engage with the sprocket wheel 49 on the base plate 41.

Then, in this state, when the tray T containing twelve pots P is sent to the soil loading section 4 by the tray transport cylinder 3, the output signal from the switch provided at the end of this cylinder 3 causes The tray raising / lowering cylinder 11 located immediately below the nozzle 1 is connected to the nozzle 1 via the tray T
Each pot P until the bottom of 6 reaches the bottom of pot P.
To raise.

When this operation is completed, the throwing cylinder 20 then starts to move the soil throwing member 19 onto the nozzle substrate 17, and the soil contained therein is moved from the nozzles 16 ... throw into. As a result, the amount of soil equal to the inner volume of the nozzle 16 is 8 in the pot P.
Since the filling is properly performed from the 9th minute to the 9th minute, the pot P is lowered to the transport surface 2 while applying vibration.

When this series of soil filling operations is completed, the drill raising / lowering cylinder 31 is actuated next, and FIG.
As shown in FIG. 3, the drill unit 40 is lowered so that each drill 45 is positioned above the pot P so as to pass through the nozzle 16, and at the same time, the drill drive motor 35 is operated to move the drill drive motor 35 to the spline shaft 36. Sprocket 4 to engage
Each drill 45 is rotated through 9 and a chain 48 that meshes with it.

Then, when the drill 45 is further pushed down in this state, these drill a conical hole while scraping the soil, and if the drill 45 is pulled up at the stage where it is dug to a predetermined depth, Large holes are uniformly and simultaneously formed in the pots P.

On the other hand, in the case of making a hole in the surface of each soil packed in 24 pots P having a small diameter of 2.5 inches as shown in FIG. 6A, as shown in FIG.
A drill unit 5 to which a book-shaped rod-shaped drill 50 is fixed
If you wear 0 and insert it into pot P,
Uniform holes are simultaneously drilled on the surface of these soils.

In the embodiment shown in FIG. 4, the base plate 41 is provided with a sprocket wheel 49 that engages with the spline shaft 8 so that the drill drive motor 7 on the upper machine casing 5 can be installed. The driving force is transmitted to each of the drills 45 ... However, a dedicated drill driving motor is provided in each base plate 41, and the motor on the base plate 41 is provided by this motor. It is also possible to directly drive each drill 45.

[0028]

As described above, according to the present invention, a plurality of drills arranged in accordance with the arrangement position of the pots in the tray are arranged above the tray carry-in position so as to be vertically movable. Uniform holes for planting seedlings can be simultaneously and easily formed in each pot.

Moreover, since these drills are rotated by the rotation driving means, even when a large hole for planting is drilled, they can be formed easily and uniformly without polluting the surroundings.

[Brief description of drawings]

FIG. 1 is a front view of an apparatus showing an embodiment of the present invention.

FIG. 2 is a side view of the same device.

FIG. 3 is a front view showing a main part of the same apparatus.

FIG. 4 is a perspective view showing an example of a drill unit.

FIG. 5 is a perspective view showing another example of a drill unit.

6A and 6B are perspective views showing each tray.

[Explanation of symbols]

 4 Soil Filling Section 15 Soil Filling Unit 16 Nozzle 22 Supply Hopper 30 Drilling Unit 31 Drill Elevating Cylinder 35 Drill Driving Motor 36 Spline Shaft 40, 50 Drill Unit 45, 55 Drill 48 Chain

Claims (4)

[Claims] 1. A plurality of perforation drills arranged in accordance with the arrangement position of the pots in the tray are arranged above and below the carrying-in position of the tray accommodating the plurality of pots filled with soil so as to be vertically movable by the elevating means. A device for boring soil in a pot, which is characterized in that 2. A plurality of rod-shaped drills are fixed to a base plate in accordance with an arrangement position of pots in a tray, and the base plate is part of the elevating means. A detachable mount.
A device for punching soil in the pot described. 3. The plurality of drills are arranged on a base plate so as to be rotated by being driven by a rotation driving means and to be aligned with the arrangement position of the pots in the tray, and the bases are also arranged. A drilling device for soil in a pot, characterized in that a spray is detachably attached to a part of the elevating means. 4. The soil in the pot according to claim 1, wherein a spiral groove for scraping the excavated soil is formed on each circumferential surface of the drill in accordance with the direction of rotation. Punching device.