JPH0466524B2 - - Google Patents

Description

[Detailed description of the invention] [Industrial application field]

The present invention relates to a granular material feeding device for a fertilizing device or a seeding device.

[Prior art and its issues]

Conventionally, as shown in Utility Model Application Publication No. 58-167523,
There is one in which two feed rolls are mounted on one rotating shaft, and each feed roll is provided with an adjustment body for adjusting the feed amount. However, since the adjustment body of the above-mentioned conventional example is configured to be adjusted from the outside using a shifter, the configuration thereof becomes large and it is not possible to obtain a compact feeding device. Furthermore, the right feeding roll has an adjusting body on the right side, and the left feeding roll has an adjusting body on the left side.Moving the right adjusting body to the right increases the feeding amount, and the left adjusting body increases the feeding amount. If you move your body to the right, the amount of movement will decrease. Therefore, since the left and right adjustments are reversed, there is a problem that the operator may make an incorrect operation, which may hinder the work. In addition, as shown in Utility Model Application Publication No. 59-191117,
There is a prior application in which three feed rolls are mounted on one rotating shaft, and each feed roll is provided with an adjustment body for adjusting the feed amount. However, the above method is not equipped with a clutch mechanism for turning on and off the drive of each delivery roll, and cannot stop the delivery of each strip.

[Means to solve the problem]

In order to solve the above-mentioned problems, the present invention provides a plurality of pay-out rolls 18, each of which includes a roll 18a having a groove on its outer periphery and an adjusting body 18b that can appropriately fill in the groove and change the feed amount. Hopper 14,
In a device for dispensing granular materials such as fertilizers and seeds attached to a rotating shaft 19 provided below the rotation shaft 15, a clutch mechanism A is used to switch each dispensing roll 18 between a state in which the dispensing rolls 18 are driven to rotate and a state in which they are not driven to rotate.
and an operating tool 23 for adjusting the amount of feeding by changing the position of the adjusting body 18b... are distributed and provided on both sides of the feeding roll 18... This is a device installed on the side for dispensing granular materials such as fertilizer and seeds.

[Operation and effects of the invention]

This invention includes a clutch mechanism A for switching each delivery roll 18 between a state in which it is driven to rotate and a state in which it is not driven to rotate, and an operating tool 23 that adjusts the amount of delivery by changing the position of the adjustment body 18b. are distributed on both sides of the feed roll 18..., and each operating tool 23... is all provided on the same side of each feed roll 18..., so the operating direction of each operating tool 23... is constant, preventing the operator from erroneous operation. The granular material dispensing device can be properly prevented from causing any trouble in the work, and the structure can be very simple, so that a compact and lightweight granular material dispensing device can be obtained.

【Example】

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A fertilization device attached to a riding rice transplanter, which is an embodiment of the present invention, will be described based on the drawings. 1 is a passenger car body, 2 is a front wheel, 3 is a rear wheel,
4 is a control handle, and 5 is a control seat. Reference numeral 6 denotes a rice transplanting device, in which a seedling tank 8 is provided at the top of a transmission case 7 to move back and forth laterally from side to side, and a seedling planting rod 9 provided at the rear lower part is used to take out and plant the seedlings in the seedling tank. , the seedling planting position is leveled using leveling floats 10a, 10b, and 10b. Reference numeral 11 denotes a link device that attaches the rice transplanting device 6 to the passenger vehicle body 1 so that it can be moved up and down, and 12 is a hydraulic cylinder device that controls the up and down movement. Reference numeral 13 denotes a fertilizer dispensing section for storing and dispensing fertilizer in the fertilizer application device, and is configured as follows. 1
Reference numerals 4 and 15 denote hoppers, and a single hopper 14 and a double-type hopper 15 are integrally connected to form three hoppers as a whole. Each hopper is made of transparent synthetic resin.
16 indicates a lid. Reference numeral 17 denotes a feeding unit case in which a feeding roll is housed, and is assembled in a line in the front-rear direction at the lower end of the funnel of each of the hoppers 14 and 15. Reference numeral 18 denotes a feed roll, which is composed of a roll 18a that forms a groove on the outer periphery for the fertilizer to enter, and an adjustment body 18b that fits from the side to fill the groove A to an appropriate extent. ...It is loosely fitted onto a single power transmission rotating shaft 19 that passes through the inside. To explain the loose fitting structure in more detail, a flanged cylinder 21 to which the feeding roll 18a is attached with a pin 20 is loosely fitted to the rotating shaft 19, an adjusting body 18b is fitted to this cylinder 21, and the feeding roll 18
A spring 22 is interposed between the adjusting body 18b and the adjusting body 18b, and an operating tool 23 is provided which is screwed onto the lateral outer periphery of the cylindrical body 21.
The position of the adjusting body 18b with respect to the feeding roll 18a is adjusted by rotating the operating tool 23 to change the length of the groove. B is a clutch pawl that is integrally provided on one side of the roll 18a. 24 is a clutch rotating body, and each of the rolls 18a
It is wedged on one side of the rotating shaft 19 and is provided so as to be movable in the axial direction. The clutch rotor 24 is urged toward the roll 18a by a spring 25, and the clutch pawl of the clutch rotor 24 is engaged with the clutch pawl.
Further, the clutch rotating body 24 is provided with a relatively wide shifter engaging groove 24a. Reference numeral 26 denotes a shifter shaft, which is formed by cutting a shaft into a half-moon shape, and is fitted and received in the shifter engagement groove 24a, and by attaching a lever 27 to this shifter shaft 26 and rotating it. A clutch rotating body 24 is provided so as to be movable against a spring 25, allowing the clutch to be engaged and disengaged. A clutch pawl spring 2 is integrally provided on one side of the clutch pawl roll 18a of the clutch rotating body 24 wedged to the rotating shaft 19.
Each clutch mechanism A... is constituted by 5 etc. Reference numeral 29 is an operating tool, and in the illustrated example, one end of a round bar is locked to the lever 27, the other end is extended toward one end of the rotating shaft 19, and the fertilizer dispensing part 13 is supported on the passenger vehicle body 1. It is configured so that it can be locked in a pushed-in state and a pulled-out state to a panel 31 that is integrally attached to a fertilizer applicator frame 30 that is framed for the purpose. 31
a and 31b are locking holes for the operating tool. Reference numeral 32 denotes a tube formed in an inverted T-shape, and is assembled to the lower end of the funnel attached to the outlet of the delivery part cases 17, 17. 33 is a fertilizer transfer pipe, the base of which is connected to one end of the pipe 32, and the other end is inserted into a trencher 34 attached to the soil leveling floats 10a, 10b, 10b of the rice transplanting device 6, respectively. Reference numeral 35 denotes a blower, which is attached to the front right side of the passenger vehicle body 1 and rotated by transmission, and is piped to blow wind into an air tank 36 attached to the front lower part of the passenger vehicle body 1 through a duct 38. Reference numeral 37 denotes a blower pipe that connects the pipe 32 and the air tank 36. In addition, the symbol 39 in the figure is a support frame for supporting the fertilizer application device on the passenger vehicle body 1, and the reference numeral 40 is a flexible transmission shaft. Next, to explain the effect of the above example in detail, first,
When seedlings are stored in the seedling tank 8, each hopper 14,
Granular fertilizer is supplied into the container 15, and the rotation of each part is transmitted by an engine (not shown). Then, the rice transplanting device 6 is towed, and seedlings are planted at predetermined intervals on the soil leveled by the leveling floats 10a, 10b, and 10b. On the other hand, the rotating shaft 19 of the fertilizer applicator is transmitted and rotated by the transmission shaft 40, and at this time, each clutch rotating body 24 is brought into the state shown by the imaginary line in FIG. The rolls 18 are rotated by transmission, and the granular fertilizer in the hoppers 14 and 15 is fed out little by little. At this time, from the blower 35 to the air tank 36
Since air is sent to the starting end side of each pipe 32 through the fertilizer transfer pipes 33..., the delivered fertilizer is sent into the trenchers 34 attached to the soil leveling floats 10a, 10b, 10b. , fertilizer will be applied into the created trench. During work in this way, when there is a row near the ridge where you want to stop fertilizing, move the lever 27 attached to the shifter shaft 26 that corresponds to the clutch rotor 24 of the clutch mechanism A of the feeder section using the operating tool 29. Just pull it as shown by the solid line in Figure 5. At this time, the clutch pawl of the clutch rotating body 24 is disengaged from the clutch pawl of the feed roll 18a, and the rotation of the feed roll 18 is stopped. Therefore, fertilization in that area is discontinued. When adjusting the amount of fertilizer fed out from each feeding roll 18, the operating tool 23 attached to the rotating shaft 19 is turned in a predetermined direction.
The length of the groove A is changed by changing the position of the regulator 18b with respect to A, and the amount of fertilizer delivered by the delivery roll 18 can be freely adjusted. and,
During this adjustment, each operating tool 23... is used for each feeding roll 1.
Since each operating tool 2 is provided on the same side of
3. The operating directions of the parts are kept constant, and the desired amount of feeding can be adjusted without any erroneous operation.

[Brief explanation of drawings]

The figure shows one embodiment of the present invention.
The figure is a side view of the fertilizing rice transplanter, Figure 2 is a simplified plan view, Figure 3 is a side sectional view of the main parts, Figure 4 is a front sectional view of the main parts, and Figure 5 shows the function of the main parts. FIG. In the figure, 14 and 15 are hoppers, 18 is a feeding roll, 18a is a roll, 18b is an adjustment body, and 19
indicates the rotating shaft, and A indicates the clutch mechanism.

Claims (1)

[Claims] 1. A roll 18a having a groove on its outer periphery and an adjusting body 18b capable of changing the amount of feed by appropriately filling the groove.
In a device for dispensing granular materials such as fertilizers and seeds, in which a plurality of dispensing rolls 18 are mounted on a rotating shaft 19 provided below the hoppers 14 and 15, each dispensing roll 18 is driven and rotated. A clutch mechanism A that can be switched between a state in which it does not rotate and a state in which it does not rotate, and an operating tool 23 that adjusts the amount of feeding by changing the position of the adjusting body 18b...
Each operating tool 23 is provided separately on both sides of the
A device for dispensing granular materials such as fertilizers and seeds, characterized in that... are all provided on the same side of each dispensing roll 18.