JP2502384Y2 - Feeding device - Google Patents

Description

[Detailed Description of the Invention] (a) Field of Industrial Application The present invention relates to a feeding device used in a fertilizer applicator, a seeder, and the like.

(B) Conventional Technology Conventionally, the technology relating to the feeding device in the fertilizer applicator and the sowing machine has been publicly known.

However, in the conventional technology, it is impossible to attach and detach the connecting portion between the hopper and the feeding device, and since the hopper is made of a non-transparent material, it is possible to monitor the feeding device for clogging or trouble occurrence. The cleaning work after the clogging occurred was also difficult.

In addition, since there is no remaining amount detection sensor inside the hopper, the operator sitting in the front seat could not know the remaining amount, and there was a problem that the operation continued with the jammed state. It is a thing.

(C) Problems to be solved by the invention The purpose of the present invention is to eliminate the above-mentioned conventional inconveniences by detecting the occurrence of a clogging between the hopper 22 and the feeding device 12 in advance and clogging the clogging. In this case, the cleaning work can be done easily.

In the case of a fertilizer applicator, there is a fertilizer applicator behind the seedling stand, so it is not easy to visually detect the remaining amount or clogging of fertilizer while sitting on the seat. There was no configuration that would simultaneously display jams and jams and call attention.

 This point is also eliminated.

(D) Means for Solving the Problems The present invention has been made in view of the above points, and has the following configuration.

In claim 1, two sets of delivery rolls 31, 31 and two sets of clutches 2 arranged between the two sets of delivery rolls 31, 31.
Supplying to the feeding device 12 at the lower end with one inlet on the upper surface of the feeding case 12a in which the upper portions of the feeding rolls 31 and 31 and the upper portions of the clutches 24 and 24 are opened with the 4, 24 arranged inside. In a configuration in which a hopper 22 having a bifurcated part is placed, the bifurcated feeding part of the hopper 22 is placed so as to match the opening of the feeding case 12a above the feeding rolls 31, 31, and the bifurcated feeding part is placed. The transparent lid 22a is formed by connecting the lower end portions of the transparent lid 2a with a transparent plate.
2a is configured to cover the upper opening of the clutch 24, 24 of the feeding case 12a.

In claim 2, 2 of the hopper 22 which is bifurcated
Provide the remaining amount detection sensor 25 on either one of the crotch supply section,
The funnels 13, 13 communicating with the feeding case 12a at the lower ends of the two feeding rolls 31, 31 are provided with clogging sensors 26, 26, respectively.
A signal transmitted from the remaining amount detecting sensor 25 and the clogging sensor 26 is configured to be displayed on the monitor 8, and the fertilizer or the seed depletion detected by the remaining amount detecting sensor 25 is displayed at one time for two rows to which the hopper 22 belongs, The clogging of the funnel 13 detected by the clogging sensor 26 is configured to be displayed on the monitor 8 for each line.

(E) Embodiment of the Invention The purpose of the invention is as described above, and the configuration of the embodiment shown in the attached drawings will be described.

FIG. 1 is a side view of the entire rice transplanter equipped with the feeding device of the present invention, FIG. 2 is a plan view of the same, FIG. 3 is a side view of a feeding part, FIG. 4 is a side sectional view of the same, and FIG. Cross section,
FIG. 6 is an assembled perspective view of the same, and FIG. 7 is a wiring diagram of the monitor.

In FIGS. 1 and 2, a body frame 3 is placed on front wheels 1 and rear wheels 2, an engine compartment 4 is arranged on a front portion of the body frame 3, and a steering wheel is arranged on a rear portion of the engine compartment 4. 5 is projected, a fan 6 is attached to the side of the engine compartment 4, and driven by the power of the engine.

A hose 7 is connected to the discharge port 6a of the fan 6, and the other end of the hose 7 is connected to an air chamber 10.
The air chamber 10 is provided in the rear portion of the seat 11 on the traveling portion A so as to be long in the width direction, and a feeding device is provided on the rear surface of the air chamber 10.
12, 12, 12 are fixedly installed, and the air chamber 10 also serves as a mounting frame for the feeding device 12. A monitor 8 to be described later is provided on the center front surface of the air chamber 10.

The same number of ejection openings 10a, 10a ... Are provided in the lower rear portion of the air chamber 10, and the funnels are provided in the ejection openings 10a, 10a.
13, 13 ... Are communicated with each other, and the feeding devices 12, 12,
12 are in communication.

As shown in FIGS. 3 to 6, the feeding unit has a feeding case 12 of a feeding device 12 on the upper rear surface of the air chamber 10.
a The front surface is fixed, and the feeding case 12a has a structure in which the upper part is opened, and the transparent lid 22 is provided between the forked lower ends of the forked hopper 22.
The transparent lid 22a is connected by a so that the portion of the clutch 24 described later can be visually confirmed.

Two sets of feeding units are installed in the feeding case 12a, and one feeding unit will be described.

A feeding drive shaft 23 extends horizontally in the center of the feeding case 12a, and a clutch 24 and a side cover 27 are externally fitted to the feeding drive shaft 23. The clutch 24 can slide left and right on the feeding drive shaft 23. It rotates together with the feeding drive shaft 23. The side cover 27 is fitted in such a manner that the inwardly projecting shaft portion 27a idles with respect to the feeding drive shaft 23, and the one-touch locking body 33 is attached to the feeding case 12a.
It is fixed with.

Clutch teeth 24a are formed on one side of the clutch 24,
The other side is urged in the meshing direction by a spring 29, and the clutch lever 30 protruding from the front surface of the feeding case 12a allows the clutch 24 to slide and disconnects the feeding roll 31 for each line.
It is possible to make contact operations.

The pay-out roll 31 is attached to the shaft portion 27 of the side cover 27.
A rotatably externally fitted to a, clutch teeth 31a are provided in the inward direction of the payout roll 31, can be engaged with the clutch teeth 24a, and a feeding recess 31b into which fertilizer is fitted on the outer peripheral surface of the payout roll 31. 31b are formed, and the feeding amount adjusting roll 32 is externally fitted to the feeding concave portions 31b, 31b, and the brush 39 is brought into contact with both surfaces to remove excess fertilizer.

As shown in FIG. 6, the brush 39 is configured to be fixed to the feeding case 12a at the same time when it is inserted into the feeding case 12a and the hopper 22 is mounted and fixed.

The base of the feeding amount adjusting roll 32 is a shaft portion 34a of the gear 34.
The shaft 34a of the gear 34 is screwed onto the shaft 27a of the side cover 27, and the gear 34 meshes with the gear 35 provided on the side of the feeding case 12a.

The gear 35 is fixed to a shaft 36, the shaft 36 is axially supported by the feeding case 12a, and a feeding adjusting handle 37 is connected to one end of the shaft 36.

Therefore, by rotating the feeding adjustment handle 37, the gear 34 is rotated, the feeding amount adjusting roll 32 is slid to the left and right, and the size of the feeding recesses 31b, 31b ... Is changed to adjust the feeding amount. Can be done.

A bifurcated hopper 22 is placed on the feeding case 12a.

The hopper 22 is made of a transparent resin. However, when fertilizer or the like is put into the hopper 22, the side surface of the hopper becomes cloudy, which makes it difficult to see the inside.

Therefore, in the present invention, the transparent lid 22a is formed by connecting the lower ends of the forks of the hopper 22 across the left and right sides, and the transparent lid 22a is covered on the upper surface of the feeding case 12a constituting the feeding device 12.

The clutch 24 is attached to the portion covered with the transparent lid 22a.
Since the spring and the spring 29 are arranged, the rotation of the clutch 24 will be abnormal when the feeding roll 31 is blocked, and the operator can see this state through the transparent lid 22a. Of.

Further, a remaining amount outlet 9 is provided at the lower front portion of the hopper 22. Further, a remaining amount detection sensor 25 is provided in the lower part of one side surface, that is, in the supply part to the feeding device 12, and is connected to the control circuit 40.

Therefore, when there is no fertilizer in the hopper 22, the remaining amount detection sensor 25 is turned on and the monitor 8 turns on the two lamps of the row to which the hopper 22 belongs (for example, in the case of the hopper supplying one or two rows, the lamps 8a and 8b). ) Is configured to be turned on.

The feeding case 12a and the hopper 22 are fixed by one-touch locking tools 18, 18, ....

The hopper 22 may be configured to supply fertilizer to three or more feeding devices 12, and since the fertilizer is fed evenly,
It is sufficient that the remaining amount detection sensor 25 is provided for each hopper.

A rail 12b is formed at the lower end of the feeding case 12a so that the side portion 13a of the upper surface of the T-shaped funnel 13 can be attached / detached, and a clogging sensor 26 is attached to the inner surface of the funnel 13 in the middle thereof.
It is connected to 40, and when the fertilizer is clogged in the funnel 13 part, the lamps 8a to 8f) of the strip of the monitor 8 are configured to be turned on.

When fertilizer or seeds run out or clogging occurs, one of the lights can be turned on and the other can be displayed differently.

One end of the pipe portion 13b at the lower end of the funnel 13 is inserted and set in the discharge port 10a of the air chamber 10, the other end is communicated with a hose 15 through a bellows 14, and the other end of the hose 15 is planted. The fertilizer fixed to the rear part of the groove making machine 17 attached to the float 16 of the device B is fed by the fan 6 to the side of the seedling planted by the planting claw 19. It is fertilized. 20 is a seedling stand
20 and 21 are planted mission cases.

(F) Effects of the invention With the above-mentioned configuration, the invention has the following effects.

Since it is configured as in claim 1, the transparent lid 22a is provided at the lower end portion of the bifurcated hopper 22 arranged above the feeding device 12, and the transparent lid 22a can be covered on the upper surface of the feeding device 12. The clutch 24 and the spring 29 in the device 12 can be visually checked at all times through the transparent transparent lid 22a, and the removal of the hopper 22 facilitates maintenance such as clogging removal, steel pipe of parts, and mounting. I was able to go to.

In addition, it is not necessary to remove only the transparent lid 22a, and the hopper 22
Since it can be removed at the same time, repairs and inspections have become easier.

According to the second aspect of the invention, it is possible to supply the payout in the hopper 22 to the plurality of payout devices 12, 12 ,.
A remaining amount detection sensor 25 is provided in any one of the two supply parts, and a clogging sensor 26 is provided in each funnel 13 communicating with the lower end of the feeding device 12, and the remaining amount detection sensor 25 and the clogging sensor 26 are monitored by the monitor 8. Since the monitor 8 is configured to display all the articles to which the hopper 22 belongs in the monitor 8 at one time and to display the clogging for each article, the number of sensors is reduced and an effective alarm device is configured. In addition, since one monitor can display the fertilizer or the seed breakage and clogging of each hopper and each row, the monitor has a simple structure and the cost can be reduced.

[Brief description of drawings]

FIG. 1 is a side view of the entire rice transplanter equipped with the feeding device of the present invention, FIG. 2 is a plan view of the same, FIG. 3 is a side view of a feeding part, FIG. 4 is a side sectional view of the same, and FIG. Cross section,
FIG. 6 is an assembled perspective view of the same, and FIG. 7 is a wiring diagram of the monitor. A: Running section 8: Monitor 12: Feeding device 12a: Feeding case 13: Funnel 22: Hopper 22a: Transparent lid 25: Remaining amount sensor 26: Clog sensor

Claims (2)

(57) [Scope of utility model registration request] 1. Two sets of feeding rolls 31 and 31 and two sets of clutches 24 and 24 arranged between the two sets of feeding rolls 31 and 31 are disposed inside, and upper parts of the feeding rolls 31 and 31 are arranged. In a configuration in which a hopper 22 having a single inlet on the upper side and a bifurcated supply portion to the feeding device 12 at the lower end is placed on the upper surface of the feeding case 12a in which the upper portions of the clutches 24, 24 are opened, Hopper 22 of 2
The crotch supply section is placed so as to match the opening of the supply case 12a above the supply rolls 31, 31, and the lower ends of the two crotch supply sections are connected by a transparent plate to form a transparent lid 22a. A feeding device characterized in that it is configured to cover the upper opening of the clutch 24, 24 of the feeding case 12a. 2. The feeding device according to claim 1, wherein a remaining amount detecting sensor 25 is provided at either one of the two-forked feeding portion of the hopper 22 branched into two, and the lower end of the two feeding rolls 31, 31 is provided. The funnels 13, 13 communicating with the feeding case 12a are provided with clogging sensors 26, 26, respectively, and the remaining amount detection sensor 25 and the signal sent from the clogging sensor 26 are configured to be displayed on the monitor 8. For fertilizers or seeds that are detected by, display the two articles to which the hopper 22 belongs at one time,
A feeding device characterized in that the clogging of the funnel 13 detected by the clogging sensor 26 is configured to be displayed on the monitor 8 for each line.