JP2502367Y2 - Work clutch mechanism for combined work machine - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a work clutch mechanism in a compound work machine such as a fertilizer transplanter.

[0002]

2. Description of the Related Art Conventionally, in a compound work machine such as a fertilizer rice transplanter that performs main rice transplanting work while performing auxiliary fertilization and drug application, a planting clutch and an auxiliary work clutch, which are main work clutches. By interlocking with the fertilizing clutch, the intermittent operation of the planting clutch and the intermittent operation of the fertilizing clutch are performed at the same timing.

[0003]

Therefore, even if the planting clutch which is the main work clutch is engaged and the planting work is started, the fertilizer application clutch which is the auxiliary work clutch is engaged at the same time. It takes a certain amount of time for fertilizer from the fertilizer hopper to the fertilizer mouth at the lower end, and the fertilizer is not fertilized for a while after the start of planting.

On the contrary, even if the planting clutch is disengaged, the fertilizer accumulated between the fertilizer hopper and the fertilizer mouth is fertilized, and the fertilizer is wasted in places other than the planting site. However, there is a drawback in that, in the case of performing the drug application work other than fertilization, it causes a part where the drug is not applied and causes a partial disorder.

[0005]

According to the present invention, the operating parts of the main work clutch and the auxiliary work clutch in the compound work machine are provided close to each other, and within the lever stroke range of the intermittent switching of the main work clutch. , Set the lever stroke for intermittent switching of the auxiliary work clutch, and configure the operation of the main work clutch and the auxiliary work clutch by one clutch lever, and configure one clutch lever for the main work When operating the work clutch and the auxiliary work clutch in the clutch disengagement direction, the auxiliary work clutch is disengaged before the main work clutch is disengaged, and the main work clutch and the auxiliary work clutch are operated in the clutch engage direction. In the combined work machine, the auxiliary work clutch is engaged before the main work clutch is engaged. It relates to the work for the clutch mechanism.

[0006]

According to the present invention, the operation parts of the main work clutch and the auxiliary work clutch in the compound work machine are provided close to each other, and the auxiliary work is performed within the lever stroke range of the intermittent switching of the main work clutch. Set the lever stroke for intermittent switching of the work clutch, and configure the main work clutch and the auxiliary work clutch to operate with one clutch lever. And when operating the auxiliary work clutch in the clutch disengagement direction, the auxiliary work clutch is disengaged before the main work clutch is disengaged, and the main work clutch and the auxiliary work clutch are operated in the clutch disengagement direction. Since the auxiliary work clutch is engaged before the main work clutch is engaged, for example, in the field of agricultural machinery, When the industrial clutch is a planting clutch and the auxiliary work clutch is a fertilizer application machine clutch, fertilization and application are insufficient at the start of planting due to a time lag in relation to planting work and fertilizer application, or in relation to the application work, Alternatively, at the end of planting, there is no obstacle such as double work such as fertilization and drug application other than the planting site, and therefore, planting sites where fertilization and drug application are not performed do not occur, and uneven growth or partial damage occurs. It also has the effect of eliminating problems such as.

Further, the auxiliary work of the main work can be operated at the same time by one clutch lever provided close to the operation parts of the main work clutch and the auxiliary work clutch, and the operation parts of both clutches can be operated. It is possible to realize a compact and simplified clutch operating unit that is close to each other. Furthermore, when operating one clutch lever in the direction to disengage the main work clutch and the auxiliary work clutch,
The auxiliary work clutch is configured to be disengaged before the main work clutch is disengaged.When operating the main work clutch and the auxiliary work clutch in the clutch engaging direction, the auxiliary work clutch is disengaged before the main work clutch is engaged. Since it is configured to enter, the main work clutch lever stroke and the auxiliary work clutch lever stroke can be included in the stroke operation range of one lever, and when operating in the clutch disengagement direction, the auxiliary work is performed before the main work clutch is disengaged. When operating in the direction in which the main work clutch and the auxiliary work clutch clutch are engaged, the auxiliary work clutch is engaged before the main work clutch is engaged.
When operating both clutches, the auxiliary work clutch can be preferentially operated, and the start and end of the auxiliary work can be smoothly and surely performed within the lever operation stroke of the single lever of the main work.

That is, in the prior art, since the main work and the auxiliary work are started at the same time, there is a risk of stalling due to a sudden increase in load due to simultaneous clutch engagement. However, the present invention can prevent stalling. is there.

Further, in the prior art, since the main work and the auxiliary work are completed at the same time, the clutch is disengaged at the same time, and the load is drastically reduced. However, according to the present invention, an increase in vehicle speed can be prevented.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The embodiments of the present invention will be described in detail with reference to the drawings. A indicates a fertilized rice transplanter as a kind of compound working machine, and a rice transplanter 2 as a main working machine is provided at the rear of the passenger machine body 1.
, And the fertilizer application device 3 as an auxiliary work machine is attached to the rice transplanter 2 as a main work machine.

The rice transplanter 2 as a main working machine, which is connected to the rear part of the passenger machine body 1 through a connecting member 8, has a planting mission case 9 provided with a seedling mount 10 having a front height and a rear height, and a seedling mount base. A planting claw 11 is arranged so as to face the lower part of 10 via a planting device 12, and a float 13 is continuously provided below.

The float 13 is provided with a grooving tool 14 in series, and the grooving tool 14 is interlocked with the fertilizer application device 3 as an auxiliary working machine. The fertilizer application device 3 is attached to the rice transplanter 2. The fertilizer work is configured to be performed at the time of planting work by the rice transplanter 2.

The fertilizer application device 3 as an auxiliary working machine is provided with a hopper 15 for storing fertilizer at the upper end and a fertilizer feeding roll 16 at the lower part of the hopper 15. The roll 16 has a rotary drive horizontal shaft 17
The fertilizer chute is fed from the inside of the hopper 15 to the appropriate amount of fertilizer sequentially.
17 'are connected in series, and the lower end of the chute 17' has a grooving tool.
It is configured to apply fertilizer to the groove formed in the field by the grooving tool 14 at the opening position of 14.

The clutch mechanism for continuing the power transmission between the rice transplanter 2 as the main working machine and the fertilizer application device 3 as the auxiliary working machine will be described below. The attached clutch is provided in the planting mission case 9 so as to intermittently operate the power transmission to the planting operation of the planting claw 11, and the fertilization clutch as the auxiliary work clutch 19 of the fertilizer application device 3 rotates. It is provided at the end of the drive horizontal shaft 17, and is configured to perform continuous power transmission to the horizontal shaft 17 and perform intermittent operation of fertilizer application by intermittently operating the fertilizer feeding roll 16. The planting clutch as the main work clutch 18 and the fertilizer application clutch as the auxiliary work clutch 19 are operated by a clutch lever 20 arranged in the operating unit 5 to perform a clutch on / off operation.

[0015] That is, the base of the clutch lever 20 pivotally supported on the machine body a, the lower portion of the lever 20, constituted by connecting the ends of the planting wire 22 of planting clutch as a main working clutch 18 The main work clutch (18) and auxiliary
The operating parts of the work clutch (19) should be installed close to each other.
Ku, in the upper portion of the lever 20, the end of the fertilization wire 23 fertilization clutch as an auxiliary work clutch 19 is connected, within the scope of the lever stroke L of intermittent operation of the main working clutch 18, the auxiliary work The lever stroke S for the intermittent operation of the clutch 19 is set.

In addition, since the clutch lever positions of the main work clutch 18 and the auxiliary work clutch 19 are positioned on the same position side, the auxiliary work clutch 18 is assisted before the main work clutch 18 is disengaged. Before work clutch 19 is disengaged and main work clutch 18 is engaged, auxiliary work clutch
19 will be entered.

24 is a case of the clutch lever 20;
Is an outer wire of each of the planting wire 22 and the fertilizer wire 23, 27 and 28 are fixed portions at the end portions of the outer wire 25 and 26, and 29 is a mounting bracket 30 and a clutch lever 20 at the end portion of the fertilizer wire 23. A spring interposed between the fertilizer application wire 22 and the fertilizer application wire 23 for pulling the respective fertilizer and operating the respective clutches to adjust the gap between the end of the fertilizer application wire 23 and the clutch lever 20. is there.
In addition, as supplementary work, in addition to fertilization, there is also medicinal work,
The main work and the auxiliary work may be of any type, and each work device is used in accordance with various works.

The embodiment of the present invention is configured as described above, and when performing complex work, for example, planting and fertilizing work, the main body of the passenger machine 1 is run while traveling. The rice planting machine 2 is towed to plant seedlings with the planting claws 11, and fertilizer is fertilized by transporting fertilizer from the hopper 15 of the fertilizer applicator 3 as an auxiliary working machine to the groove making tool 14. is there.

The start and stop of such planting and fertilization are performed by operating the clutch lever 20. The lever 20 is a planting clutch that is the main work clutch 18 and a fertilization clutch that is the auxiliary work clutch 19. The operation will be explained from the time when both are disconnected.
If the clutches 18 and 19 are rotated in the direction of entering, the fertilizing clutch, which is the auxiliary work clutch 19, is inserted, and the planting clutch, which is the main work clutch 18, is inserted after a certain time lag. It will be. Therefore, when the fertilizer application device 3 is started before the planting work is started and fertilizer reaches the groove making tool 14 from the hopper 15 through the fertilizer chute 17, the planting work is started for the first time, and fertilization and planting are performed at the same time. The timing can be adjusted. On the other hand, when the fertilization and planting work is stopped, the clutch lever 20 is turned in the clutch disengagement direction to disconnect the fertilization clutch that is the auxiliary work clutch 19 first, and then the main work with a certain time lag. The planting clutch, which is the clutch 18 for the plant, will be disconnected.

Therefore, the fertilizer remaining in the fertilizing chute 17 is supplied to the field even if the operation of the fertilizing clutch, which is the auxiliary work clutch 19, is stopped, and naturally planting work is performed during that period, and a fixed time lag is applied. When the planting operation is stopped after a while, all the residual fertilizer is supplied, and the planting operation is stopped at the same time when the residual fertilizer is finished.Adjustment of the time lag of each clutch 18, 19 is as follows. This is performed by setting the lever stroke S of the fertilizer application clutch that is the auxiliary work clutch 18 within the range of the lever stroke L of the planting clutch that is the main work clutch 18.

According to the present invention, the operation parts of the main work clutch and the auxiliary work clutch in the combined work machine are provided in parallel, and the auxiliary work clutch is disengaged within the lever stroke range of the discontinuity switching of the main work clutch. The lever stroke for switching is set, and the operation of the main work clutch and the auxiliary work clutch is configured to be performed by one clutch lever, and the auxiliary work clutch is disengaged before the main work clutch is disengaged. A single lever stroke operation range of one clutch lever is provided so that the auxiliary work clutch is engaged before the work clutch is engaged.

[Brief description of drawings]

FIG. 1 is an overall side view showing a fertilized rice transplanter of the mechanism of the present invention.

FIG. 2 is a plan view of the same.

FIG. 3 is an explanatory cross-sectional view of the main part.

[Explanation of symbols]

 A Fertilizer rice transplanter L Lever stroke of clutch for main work S Lever stroke of clutch for auxiliary work 2 Rice transplanter 3 Fertilizer 18 Clutch for main work 19 Clutch for auxiliary work 20 Clutch lever

Claims (1)

(57) [Scope of utility model registration request] 1. The operation parts of the main work clutch (18) and the auxiliary work clutch (19) of the compound work machine (A) are close to each other.
And the auxiliary work clutch (18) within the range of the lever stroke (L) for intermittent switching of the main work clutch (18).
The lever stroke (S) for intermittent switching of (19) is set, and the operation of the main work clutch (18) and the auxiliary work clutch (19) is configured to be performed by one clutch lever (20). , One
Replace the two clutch levers (20) with the main work clutch (18).
If you operate the auxiliary work clutch (19) in the clutch disengagement direction
Can, together with constitute the main work for the clutch (18) auxiliary work for the clutch (19) is cut off as before the cut off, mainly working class
The clutch (18) and the auxiliary work clutch (19)
Working the clutch mechanism in the composite working machine, characterized in when working, the main working auxiliary working clutch before the clutch (18) enters (19) is configured to enter into.