KR102307155B1 - Combine - Google Patents

Abstract

The subject of this invention is a combine. WHEREIN: A driver is comprised so that a threshing clutch and a work clutch can be easily operated in a transmission state and a cutoff state, and it is comprised so that it can respond to the design change of the vicinity of a driving part.
The upstream transmission systems 9 and 10 to which the motive power of the motor unit 6 is transmitted are connected to the threshing transmission systems 13 , 14 , 17 , 21 connected to the threshing apparatus 3 , and the working apparatus 31 . It is branched to the working transmission line 34, 35, 36. The upstream clutch 12 is provided in the upstream transmission system 9 , the threshing clutch 30 is provided in the threshing transmission system 14 , and the work clutch 39 is provided in the work transmission system 35 . The operating device which operates the upstream clutch 12, the threshing clutch 30, and the work clutch 39 in a transmission state and a cut-off state is provided.

Description

Combine {COMBINE}

This invention relates to the transmission structure to a threshing apparatus etc. WHEREIN: The combine whose threshing type is a self-threshing type|mold, a normal type, and a traveling type is a crawler type, a wheel type, etc.

In the combine provided with the discharge screw which discharges the grain stored in the grain tank and the grain tank which stored the grain collect|recovered by the threshing apparatus, as it is disclosed by patent document 1, for example, the power of an engine is a threshing apparatus and Some are configured to be delivered in parallel to the discharge screw.

In patent document 1, the power of the output shaft of an engine is transmitted to a threshing apparatus via a transmission belt (corresponding to a threshing transmission system), and the power of the output shaft of an engine is transmitted to a discharge screw via a transmission belt (corresponding to a work transmission system). .

A clutch function is provided with the transmission belt to a threshing apparatus and the transmission belt to a discharge clutch (corresponding to a threshing clutch and a work clutch), and of the clutch of the transmission belt to a threshing apparatus, and the transmission belt to a discharge clutch with an electric motor The clutch is configured to be operated in an electric state and a closed state.

Thereby, a driver can operate a threshing clutch and a work clutch in an electric state and a cutoff state easily with an electric motor only by operating a switch etc.

Japanese Patent Laid-Open No. 2012-90607 (refer to FIGS. 3 and 9)

In a combine, since the position of an engine, a threshing apparatus, and a grain tank is fixed, the position of the transmission belt over the output shaft of an engine, a threshing apparatus, and a discharge screw is also determined.

Accordingly, for example, when design changes such as a change in the arrangement of the frame or a change in the arrangement of other devices are made, as described above, if the position of the transmission belt spanning the output shaft of the engine, the threshing device, and the discharge screw is determined, There is a possibility that this transmission belt becomes an impediment to the above-mentioned design change. Moreover, also in a combine, the request|requirement of a fuel efficiency improvement is increasing from a viewpoint of resource saving and environmental protection.

In the combine, the present invention is configured so that the driver can easily operate the threshing clutch and the work clutch in the electric state and the shut-off state, and is configured to cope with design changes in the vicinity of the driving part, while improving fuel efficiency It is intended to be structured so that

(Configuration)

This invention consists in comprising as follows in a combine.

A threshing device and a working device separate from the threshing device are provided,

The upstream transmission system to which the power of the driving part is transmitted is branched into a threshing transmission system connected to the threshing device and a working transmission system connected to the working device, and the power of the driving part is transferred to the upstream transmission system and before the threshing. configured to be delivered to the threshing device and the working device through the winter and working transmission lines,

An upstream clutch is provided in the upstream transmission system, a threshing clutch is provided in the threshing transmission system, and a work clutch is provided in the work transmission system,

An operating device for operating the upstream clutch, the threshing clutch, and the work clutch in a transmission state and a cutoff state is provided.

(action and effect of invention)

According to the present invention, as in Patent Document 1, the power of the driving part is not directly transmitted to the threshing apparatus and the working device through the threshing transmission system and the working transmission system, but the power of the driving part is transmitted to the upstream transmission system, It is comprised so that it may branch from an upstream transmission system to a threshing transmission system and a work transmission system.

In this case, since it is relatively easy to change the position of the upstream transmission system compared to the driving part, when making design changes in the vicinity of the driving part, even if it is difficult to change the position of the threshing transmission system and the working transmission system, By changing the position of the upstream transmission system, etc. so as to adapt to the design change in the vicinity of the driving part, it is possible to relatively easily change the design in the vicinity of the driving part.

As described above, if the power of the driving unit is transmitted to the upstream transmission system, and is configured to be transmitted from the upstream transmission system to the threshing device and the working device through the threshing transmission system and the working transmission system, the threshing device and work from the driving unit Since the transmission line to an apparatus becomes as long as the upstream transmission line, it may become disadvantageous in terms of fuel efficiency in the following points.

For example, even if the threshing clutch and the work clutch are operated in a blocked state and the threshing apparatus and the work apparatus are stopped, the power of the driving part is transmitted to the upstream transmission system (the transmission shaft of the upstream transmission system is rotationally driven and Therefore), the power of the driving part is consumed unnecessarily by the amount of the upstream transmission system.

On the other hand, according to the present invention, when the threshing clutch and the working clutch are operated in the blocked state to stop the threshing apparatus and the working device, the upstream clutch is also operated in the blocked state, so that many parts of the upstream transmission system can be stopped. Therefore, the state in which the power of the motor unit is consumed unnecessarily can be reduced, and fuel efficiency can be improved.

(Configuration)

This invention is suitable if it comprises as follows.

The said operating device is equipped with the neutral position in which the said upstream clutch, the said threshing clutch, and a work clutch are operated in a cut-off state.

(action and effect of invention)

According to the present invention, since the upstream clutch, the threshing clutch, and the work clutch can be operated in the cut off state by operating the operating device at one location called the neutral position, by simple operation of operating the operating device to the neutral position, The interrupted state of the upstream clutch, the threshing clutch and the working clutch can be obtained.

(Configuration)

This invention is suitable if it comprises as follows.

The operating device is configured such that, when the operating device is operated from the neutral position, the upstream clutch is first operated in an electric state.

(action and effect of invention)

ADVANTAGE OF THE INVENTION According to this invention, when an operation device is operated from a neutral position, a threshing clutch (work clutch) is not operated in a transmission state earlier than an upstream clutch.

Thereby, after the threshing clutch (work clutch) is operated in an electric state, when the upstream clutch is operated in the electric state, the power of the driving part is rapidly transmitted to the threshing apparatus (work apparatus), and a shock occurs. can be suppressed

(Configuration)

This invention is suitable if it comprises as follows.

After the said upstream clutch is operated in a transmission state, when the said operation device operates again, the said operation device is comprised so that the said threshing clutch may be operated in a transmission state.

(action and effect of invention)

In a combine, a threshing apparatus has many driven parts, such as a barrel, a sorting part, a No. 1 and 2 screw, an exhaust fan, etc., Since the total weight of a driven part is also a large thing, to a threshing apparatus A shock is likely to occur at the start of transmission of power.

According to the present invention, since the upstream clutch is operated in a transmission state and then the threshing clutch is operated in a transmission state, a state in which the power of the driving part is transmitted sequentially from the side close to the driving part to reach the threshing apparatus can be obtained. By there being, motive power can be transmitted to a threshing apparatus smoothly without unreasonableness from a motor part, and the shock at the time of the transmission start of the motive power to a threshing apparatus can be suppressed.

(Configuration)

This invention is suitable if it comprises as follows.

When the operating device operates to one side from the neutral position, the upstream clutch and the threshing clutch are operated in a transmission state;

The operating device is configured such that when the operating device is operated from the neutral position to the other side, the upstream clutch and the work clutch are operated in an electric state.

(action and effect of invention)

A combine WHEREIN: When equipped with a threshing apparatus and a work apparatus separate from a threshing apparatus, the work apparatus which does not operate|work simultaneously with a threshing apparatus may be provided.

ADVANTAGE OF THE INVENTION According to this invention, when an operation device is operated to one side from a neutral position (the state in which a threshing apparatus and a work apparatus are stopped), an upstream clutch and a threshing clutch will be operated in the transmission state, and a threshing apparatus will be in the state which the work apparatus stopped. works, and when the operating device is operated from the neutral position to the other side, the upstream clutch and the working clutch are operated in an electric state while the threshing device is stopped, and the working device is operated, and the threshing device and the working device are operated at the same time You can get the state you don't do without without difficulty.

(Configuration)

The present invention is suitable for the configuration as follows.

A grain tank for storing the grains recovered by the threshing apparatus and a discharge screw provided at the bottom of the grain tank to discharge the grains stored in the grain tank are provided,

wherein the working device is the discharge screw, and the work clutch is a discharge clutch that transmits power to the discharge screw;

The operating device is configured such that, when the operating device operates from the neutral position to the other side, the upstream clutch and the discharge clutch are simultaneously operated in an electric state.

(action and effect of invention)

A combine WHEREIN: As a working device which does not operate simultaneously with a threshing apparatus, there is a discharge screw which discharges the grain stored in the grain tank (In the mowing operation which operates a threshing apparatus, the discharge screw is stopped, and it collect|recovered by the threshing apparatus By storing grains in the grain tank, when the grain tank is full, the mowing operation is stopped, the threshing apparatus is stopped, and the discharge screw is operated to discharge the grains from the grain tank).

According to the present invention, the working device is a discharge screw, and the working clutch is a discharge clutch that transmits power to the discharge screw. In this case, the combine WHEREIN: Since a discharge screw has comparatively small weight, it is hard to generate|occur|produce a shock at the time of transmission of power to the discharge screw.

Accordingly, according to the present invention, when the operating device is operated from the neutral position to the other side, the upstream clutch and the discharge clutch are simultaneously operated in an electric state, and the discharge screw is operated. While avoiding occurrence, the discharge screw can be operated quickly without delay, compared with the state in which the upstream clutch is operated in the transmission state and then the threshing clutch is operated in the transmission state.

(Configuration)

This invention is suitable if it comprises as follows.

A feed chain that clamps and conveys the grain stem while putting the tip side of the mowed grain stem into the threshing device, and a feed chain clutch that transmits power to the feed chain,

The operating device is configured such that, after the upstream clutch and the threshing clutch are operated in a transmission state, the feed chain clutch is operated in a transmission state when the operating device is also operated to one side.

(action and effect of invention)

In a threshing type combine, the feed chain which clamps and conveys a grain stem, putting the tip side of the mowed grain stem into a threshing apparatus, and the feed chain clutch which transmits a motive power to a feed chain are provided.

In a self-threshing type combine, since a grain stem is conveyed by a feed chain while the tip side of a grain stem is threshed by the barrel rotationally driven in a threshing apparatus, it is a state in which the barrel stopped. It is difficult to put the tip side of the threshing apparatus.

According to the present invention, after the upstream clutch and the threshing clutch are operated in an electric state and the threshing apparatus operates, the feed chain clutch is operated in the electric state and the feed chain operates, so that the threshing apparatus is stopped, A state such as putting the tip side of a grain stem into a threshing apparatus does not arise, conveying a grain stem with a feed chain, and the disorder of a grain stem by trying to put the tip side of a grain stem into a threshing apparatus forcibly does not generate|occur|produce.

(Configuration)

This invention is suitable if it comprises as follows.

A harvesting clutch for transmitting power to the harvesting unit is provided,

After the said upstream clutch and a threshing clutch are operated in a transmission state, if the said operation device operates further to one side, the said operation device is comprised so that the said harvesting clutch may be operated in a transmission state.

(action and effect of invention)

In a combine, since the grain stem mowed by a harvesting part is conveyed to a threshing apparatus and a threshing process is carried out, when the grain stem mowed by a harvesting part is conveyed to a threshing apparatus from a harvesting part, it is preferable that a threshing apparatus is an operating state.

According to this invention, since an upstream clutch and a threshing clutch are operated in an electric state and a threshing apparatus operates, a harvesting clutch is operated in an electric state and a harvesting part operates, so the grain stem mowed by a harvesting part is from a harvesting part. When conveyed to a threshing apparatus, since a threshing apparatus is in an operating state previously, the grain stem mowed by a harvesting part is conveyed smoothly from a harvesting part to a threshing apparatus without unreasonableness, and a threshing process is carried out.

(Configuration)

This invention is suitable if it comprises as follows.

The operation device is provided with an electric motor, a cam mechanism operated by the electric motor, and a plurality of linkage mechanisms for connecting the cam mechanism and each clutch,

The operation device is configured such that the cam mechanism is operated by the electric motor, the operation of the cam mechanism is transmitted to each clutch through the linkage mechanism, and each clutch is operated in an electric state and a shutoff state.

(action and effect of invention)

According to the present invention, the electric motor and the cam mechanism, which require an arrangement location, can be arranged in one place, so that the link mechanism (wire, link link, etc.) is extended from the cam mechanism to each clutch. , the operation device can be arranged without waste.

(Configuration)

This invention is suitable if it comprises as follows.

A grain tank for storing the grains recovered by the threshing apparatus and a discharge screw provided at the bottom of the grain tank to discharge the grains stored in the grain tank are provided,

The threshing device and the grain tank are arranged side by side in the left and right direction of the gas in the rear part of the gas, and the discharge screw is disposed in the front and rear direction of the gas,

The said electric motor and the cam mechanism are arrange|positioned between the said threshing apparatus and the said discharge screw in planar view.

(action and effect of invention)

In a combine, a threshing apparatus and a grain tank are generally arrange|positioned side by side in the gas left-right direction in the rear part of base|substrate, and the discharge screw is arrange|positioned in the gas front-back direction.

ADVANTAGE OF THE INVENTION According to this invention, the space between a threshing apparatus and a grain tank (discharge screw) is utilized effectively, an electric motor and a cam mechanism are arrange|positioned between a threshing apparatus and a discharge screw in planar view, and an electric motor and a cam mechanism are unreasonable. Can be placed without

(Configuration)

This invention is suitable if it comprises as follows.

An inclined surface inclined obliquely downwardly toward the outside of the gas is provided at the bottom of the grain tank, and the discharge screw is disposed at the lower end of the inclined surface,

The electric motor and the cam mechanism are arranged below the inclined surface.

(action and effect of invention)

ADVANTAGE OF THE INVENTION According to this invention, when arrange|positioning an electric motor and a cam mechanism between a threshing apparatus and a discharge screw in planar view, since the space formed by the inclined surface of the bottom of a grain tank is utilized effectively, an electric motor and a cam mechanism are unreasonable. Can be placed without

(Configuration)

This invention is suitable if it comprises as follows.

A plurality of the linkage mechanisms extend in the same forward direction from the cam mechanism, and are divided into respective clutches from the front extension portion.

(action and effect of invention)

When the electric motor and the cam mechanism are arranged between the threshing apparatus and the discharge screw in plan view, according to the present invention, since the plurality of linkage mechanisms extend in the same front from the cam mechanism, the plurality of linkage mechanisms can be integrated and arranged without unreasonableness. can

1 is an overall side view of the combine.
Figure 2 is an overall plan view of the combine.
It is a longitudinal rear view of the vicinity of a threshing apparatus and a grain tank.
Fig. 4 is a schematic plan view showing an entire transmission system;
Fig. 5 is a front view of the vicinity of the transmission belt and tension pulley of the front part of the grain tank;
Fig. 6 is a plan view of the vicinity of the transmission belt and tension pulley of the front part of the grain tank;
Fig. 7 is a plan view of the operating device;
Fig. 8 is a longitudinal front view of the operating device;
Fig. 9 is a longitudinal side view of the operating device;
It is a figure which shows the linkage state of an operation device, an upstream clutch, a threshing clutch, a feed chain clutch, a mowing clutch, and a discharge clutch.
Fig. 11 is a side view of the first, second, and third cam plates in a state where the operating device is operated to a neutral position, a first position, and a fifth position;
Fig. 12 is a side view of the first, second and third cam plates in a state in which the operating device is operated to a second position, a third position and a fourth position;
It is a side view which shows the neutral position of the 1st, 2nd, and 3rd cam plate of an operation device, and the phase of 1st - 5th positions.
It is a figure which shows the relationship with the neutral position of an operation device, the 1st - 5th position, and an upstream clutch, a threshing clutch, a feed chain clutch, a harvesting|reaping clutch, and a discharge clutch.

[One]

The overall configuration of the combine and the upstream transmission system will be described.

As shown in FIGS. 1 and 2, the harvesting part 2 is supported so that raising/lowering is possible in the front part of the base body supported by the crawler traveling apparatus 1 of the right and left, and the threshing apparatus ( 3) and the grain tank 4 which stores the grain collect|recovered by the threshing apparatus 3 are arrange|positioned side by side in the gas left-right direction (the threshing apparatus 3 is the left, the grain tank 4 is the right), A demold hybrid type combine is configured.

1, 2 and 4, the driving unit 5 is provided on the right side of the front part of the body, and the engine 6 (corresponding to the driving unit) is provided at the lower part of the driving unit 5, The output shaft 6a of the engine 6 protrudes to the right. A radiator 7 is provided on the right side of the output shaft 6a of the engine 6 , and a radiator fan 8 is provided between the engine 6 and the radiator 7 .

As shown in FIG. 4, in the lower side of the rear side of the engine 6, between the engine 6 and the grain tank 4, the transmission shaft 9 (corresponding to an upstream transmission system) is a body left-right direction. A pulley 9a (corresponding to an upstream transmission system) is connected to the right end of the transmission shaft 9, and the pulley 6b and transmission shaft 9 connected to the output shaft 6a of the engine 6 A transmission belt 10 (corresponding to an upstream transmission system) is wound over the pulley 9a of the .

As shown in Fig. 4, a tension pulley 11 capable of swinging operation with respect to the transmission belt 10 is provided, and with the transmission belt 10 and the tension pulley 11, the upstream clutch 12 of the tension type is provided. ) is configured (corresponding to the state in which the upstream clutch is provided in the upstream transmission system).

A transmission state in which the tension pulley 11 presses the transmission belt 10 and the power of the output shaft 6a of the engine 6 is transmitted to the transmission shaft 9, and the tension pulley 11 is separated from the transmission belt 10 The upstream clutch 12 is configured to be operable in a cut-off state in which the power of the output shaft 6a of the engine 6 is cut off while being spaced apart.

[2]

Next, the threshing transmission system is demonstrated.

As shown in FIG. 4, the pulley 9b (corresponding to an upstream transmission system) is connected to the left end of the transmission shaft 9. As shown in FIG. In the lower part of the front part of the threshing apparatus 3, the input shaft 13 (corresponding to a threshing electric system) of a winnowing fan (not shown) is arrange|positioned in the body left-right direction, and the right end of the input shaft 13 (threshing apparatus 3) and the grain tank 4], a pulley 13a (corresponding to a threshing transmission system) is connected, and a transmission belt ( 14) (corresponding to a threshing transmission system) is wound up.

As shown in FIG. 4, the input shaft 16 (corresponding to a threshing transmission system) of the barrel 15 is provided on the right side of the threshing apparatus 3, and the pulley 13b connected to the input shaft 13 (before threshing) The transmission belt 17 (corresponding to a threshing transmission system) is wound over the pulley 16a (corresponding to a threshing transmission system) connected to the input shaft 16 (corresponding to a copper system).

On the left side of the threshing apparatus 3, the input shaft 18 of the No. 1 screw (not shown) and the vertical screw (not shown), the input shaft 19 of the No. 2 screw (not shown), the rocking separator (not shown) Not shown) and an input shaft 20 of an exhaust fan (not shown) are provided. Over the pulley 13c (corresponding to the threshing transmission system) connected to the left end of the input shaft 13, and the pulleys 18a, 19a, 20a connected to the input shafts 18, 19, 20, the transmission belt 21 (threshing) equivalent to the electric field) is wound.

As shown in FIG. 4, the feed chain 22 which clamps a grain stem and conveys, putting the tip side of the grain stem mowed by the harvesting part 2 into the threshing apparatus 3, the left side of the threshing apparatus 3 A gear-type transmission mechanism 24 is provided across the input shaft 23 and the input shaft 20 of the feed chain 22, and a feed chain clutch 25 engaged with the transmission mechanism 24 is provided. has been

A discharge straw cutter 26 is provided on the rear side of the threshing apparatus 3, and a pulley 27a connected to the input shaft 27 of the discharge straw cutter 26, and a pulley 20b connected to the input shaft 20 A transmission belt 28 is wound over.

As shown in FIG. 4, the tension pulley 29 which can rock|fluctuate with respect to the transmission belt 14 is provided, and with the transmission belt 14 and the tension pulley 29, the threshing clutch 30 of a tension type is provided. is comprised (corresponding to the state with which the threshing clutch was equipped with the threshing transmission system).

A transmission state in which the tension pulley 29 presses the transmission belt 14 and the power of the transmission shaft 9 is transmitted to the input shaft 13, and the tension pulley 29 is spaced apart from the transmission belt 10 to the transmission shaft ( The threshing clutch 30 is comprised so that operation is possible in the cutoff state in which the power of 9) is interrupted|blocked.

[3]

Next, the work transmission system will be described.

As shown in FIG. 3 , an inclined surface 4a that inclines obliquely downward from the left side of the grain tank 4 to the right side of the gas lateral outer side is provided at the bottom of the grain tank 4, and the grain tank 4 ) at the lower end of the inclined surface 4a , a discharge screw 31 (corresponding to a working device) is disposed in the front-rear direction of the body, and the discharge screw 31 is provided at the bottom of the grain tank 4 .

As shown in FIGS. 1 and 2 , an unloader 32 for discharging grains is provided in the rear portion of the grain tank 4 , and the power of the discharge screw 31 is transmitted to the unloader 32 . As much as possible, the rear part of the discharge screw 31 and the lower part of the unloader 32 are connected by a bevel gear mechanism (not shown). Around the vertical axis P1 of the unloader 32, the grain tank 4 is configured to be movable to the right outer open position, and the state shown in Fig. 2 is the grain tank 4 working. It is placed in position.

As shown in FIG. 4, the bevel gear mechanism 34 (corresponding to a work transmission system) is provided between the threshing apparatus 3 and the grain tank 4, and the pulley connected to the left end of the transmission shaft 9. The transmission belt 35 (corresponding to the working transmission system) is wound over 9c (corresponding to the upstream transmission system) and the pulley 34a (corresponding to the working transmission system) of the bevel gear mechanism 34 .

As shown in FIG. 4 , the input shaft 33 of the discharge screw 31 is provided in the front part of the grain tank 4 , and the pulley 33a connected to the input shaft 33 and the bevel gear mechanism 34 are A transmission belt 36 (corresponding to a working transmission system) is wound over the pulley 34b (corresponding to the working transmission system), and a tension pulley 37 is provided with respect to the transmission belt 36 .

As shown in Fig. 4, a tension pulley 38 capable of swinging with respect to the transmission belt 35 is provided, and by the transmission belt 35 and the tension pulley 39, a tension type discharge clutch 39 is provided. (corresponding to the work clutch) is configured (corresponding to the state in which the discharge clutch (work clutch) is provided in the work transmission system).

The transmission state in which the tension pulley 28 presses the transmission belt 35 so that the power of the transmission shaft 9 is transmitted from the bevel gear mechanism 34 to the discharge screw 31, and the tension pulley 38 is the transmission belt ( 35), the discharge clutch 39 is configured to be operable in a cut-off state in which the power of the transmission shaft 9 is cut off.

As described above (refer to the preceding paragraph [1] [2] and this paragraph [3]), the motive power of the engine 6 is transmitted to the transmission belt 10 (upstream-side clutch 12) and the transmission shaft 9.

The motive power branched from the transmission shaft 9 to the threshing apparatus 3 is to the threshing apparatus 3 via the transmission belt 14 (threshing clutch 30), the input shaft 13, and the transmission belts 17 and 21. As transmitted, it is transmitted to the feed chain 22 through the transmission mechanism 24 and the feed chain clutch 25 , and is transmitted to the discharged straw cutter 26 through the transmission belt 28 .

Power branched from the transmission shaft 9 to the grain tank 4 (discharge screw 31 ) moves the transmission belt 35 (discharge clutch 39 ), the bevel gear mechanism 34 , and the transmission belt 36 . through the discharge screw 31 .

[4]

Next, the support structure of the tension pulley 37 is demonstrated.

As shown in FIG.5(a) and FIG.6, around the transverse axis P2 of the body front-back direction of the frame 72 connected to the body, the intermediate part of the tension arm 73 is supported so that it can swing in a balance shape. has been The tension pulley 37 is supported by the left side part (threshing apparatus 3 side) of the tension arm 73, the bracket 72a of the frame 72, and the right side part of the tension arm 73 (grain tank 4) ) on the right wall portion 4b side], a spring 74 is connected.

Thereby, the tension arm 37 is pressed by the urging force of the spring 74 in the clockwise direction of the page of Fig.5 (a), and the tension pulley 37 is urged by the transmission belt 36.

As shown to Fig.5 (a), at the right end of the tension arm 73, the operation arm 75 is supported so that it can swing|fluctuate around the transverse center P3 of the body front-back direction. In the state in which the grain tank 4 is positioned at the working position shown in FIG. 2, as shown in FIG. 5(a), the operating arm 75 is operated in a vertical storage posture, 75) from the right side wall 4b of the grain tank 4 to the right outside.

When moving the grain tank 4 to an open position, as shown in FIG.5(b) and FIG.6, by operating the operating arm 75 in the working posture of the lateral direction, it is an operating arm in a working posture. (75) comes out of the right side wall portion (4b) of the grain tank (4) to the right outside. In this case, the bent portion 75a of the operating arm 75 comes into contact with the lower edge of the right end of the tension arm 73 .

Thereby, as shown in FIG.5(b), by operating the operating arm 75 of a working posture downward against the spring 74, the tension arm 73 is moved to the ground surface of FIG.5(b). Since it can rock|fluctuate counterclockwise, the tension pulley 37 can be spaced upward from the transmission belt 36, and the transmission belt 36 can be removed.

By removing the transmission belt 36 as mentioned above, the grain tank 4 can be moved to an open position.

[5]

Next, the transmission system to the crawler traveling apparatus 1 and the transmission system to the harvesting|reaping part 2 are demonstrated.

As shown in FIG. 4 , the generator 40 is provided on the left side of the engine 6 , and the generator 40 is driven by the engine 6 . The transmission case 41 is provided in the center part of the body left-right direction of the front part of a body, and the electric motor 42 (corresponding to a motor|movement part) is provided below the driving|operation part 5.

As shown in FIG. 4 , the electric power of the generator 40 is supplied to the electric motor 42 through the electric power conversion unit (inverter) 43 , and the power of the electric motor 42 is transmitted to the transmission case 41 . do. Power transmitted to the transmission case 41 is transmitted to the crawler traveling device 1 through a transmission (not shown) and a steering device (not shown) inside the transmission case 41 .

As shown in FIG. 4 , the output shaft 44 is provided on the left side of the transmission case 41 , and the power transmitted to the transmission case 41 is branched, and the transmission and steering device and the output shaft 44 described above. is transmitted to The input shaft 45 of the harvesting part 2 is provided on the right side of the base part of the harvesting part 2, the pulley 44a connected to the output shaft 44, and the pulley 45a connected to the input shaft 45 A belt 46 is wound around.

As shown in Fig. 4, the tension pulley 47 capable of swinging operation with respect to the transmission belt 46 is provided, and with the transmission belt 46 and the tension pulley 47, the harvesting clutch 48 of the tension type is provided. is composed of

A transmission state in which the tension pulley 47 presses the transmission belt 46 and the power of the output shaft 44 is transmitted to the harvesting unit 2, and the tension pulley 47 is spaced apart from the transmission belt 46 to the output shaft 44 ), the harvesting clutch 48 is comprised so that operation is possible in the cutoff state in which the motive power is interrupted|blocked.

[6]

Next, the structure of the operating device 49 which operates the upstream clutch 12, the threshing clutch 30, the feed chain clutch 25, the discharge|emission clutch 39, and the harvesting clutch 48 is demonstrated.

1, 2, 3, the back of the bevel gear mechanism 34 WHEREIN: In planar view, between the right wall part 3a of the threshing apparatus 3, and the discharge screw 31, the operation device 49 ) (the electric motor 50 and the first, second, and third cam plates 51, 52, 53 (corresponding to the cam mechanism) to be described later) are arranged, below the inclined surface 4a of the grain tank 4, An operating device 49 (an electric motor 50 and first, second, and third cam plates 51, 52, 53 to be described later) is disposed.

7, 8, 9, and 10, the operating shaft 55 is rotatably supported by the right and left side plates 54, the 1st cam plate 51, the 2nd cam plate 52 and The third cam plate 53 is connected to the operating shaft 55 by the key 76, and the first, second, and third cam plates 51, 52, 53 and the operating shaft 55 are configured to rotate integrally. . A position sensor 56 for detecting the position of the operating shaft 55 is connected to the end of the operating shaft 55 and connected to the right side plate 54 , and the detected value of the position sensor 56 is determined by the control device 57 . ) is entered.

7, 9, 10, the electric motor 50 and the reduction mechanism 58 are connected to the side plate 54 on the left side, and the reduction mechanism is a gear part formed in the outer peripheral part of the 1st cam plate 51. A pinion gear 58a at (58) meshes. When the electric motor 50 is operated by the control device 57, the pinion gear 48a of the reduction mechanism 58 is rotationally driven by the power of the electric motor 50, and the first, second, and third cam plates ( 51, 52, 53 and the operation shaft 55 are rotationally driven.

7, 9, 10, the support shaft 59 is connected to the right side and the left side plate 54, the upstream clutch arm 62, the threshing clutch arm 60, and the harvesting clutch arm ( 68) is supported so as to be able to swing independently of each other by the support shaft 59. As shown in FIG. The upstream clutch arm 62 opposes the 1st cam board 51, the threshing clutch arm 60 opposes the 2nd cam board 52, and the harvesting clutch arm 68 opposes the 3rd cam board 53 are doing

7, 9 and 10, the support shaft 61 is connected to the right and left side plates 54, and the feed chain clutch arm 65 and the discharge clutch arm 69 are connected to the support shaft ( 61), each independently swingably supported. The feed chain clutch arm 65 opposes the second cam plate 52 , and the discharge clutch arm 69 opposes the third cam plate 53 .

As shown in FIGS. 7, 9, and 10, the wire receiving 63 is connected to the front part of the right side and left side plate 54. As shown in FIG. In the three wires 64 (corresponding to the linkage mechanism), one end of the inner of the wire 64 is connected to the upstream clutch 12 , the threshing clutch 30 , and the harvesting clutch 48 . The other end of the outer of the wire 64 is connected to the wire receiving 63, and the other end of the inner of the wire 64 is connected to the upstream clutch arm 62 and the threshing clutch arm 60 via the spring 66 for flexibility. ) and the harvesting clutch arm 68 are connected.

7, 9, and 10, the wire support 67 is connected to the front part of the right side and left side plate 54, and it extends forward. In the two wires 64 (corresponding to the coupling mechanism), one end of the inner of the wire 64 is connected to the feed chain clutch 25 and the discharge clutch 39 . The other end of the outer of the wire 64 is connected to the wire receiving 67 , and the other end of the inner of the wire 64 is connected to the feed chain clutch arm 65 and the discharge clutch arm 69 .

As mentioned above, the operating device 49 is comprised by the electric motor 50, the 1st, 2nd, 3rd cam boards 51, 52, 53, and the five wires 64.

2, 7, and 9, in the operation device 49, five wires 64 extend in the same front from the first, second, and third cam plates 51, 52, 53, and It is divided into the upstream clutch 12, the threshing clutch 30, the feed chain clutch 25, the discharge clutch 39, and the harvesting clutch 48 from an extension part, and it is extended.

[7]

Next, the operation|movement of the operation device 49 at the time of operating the clutch lever 70 to the neutral position N1 is demonstrated.

As shown in FIG. 10 , the clutch lever 70 and the discharge switch 71 are provided in the driving unit 5 , and the operating positions of the clutch lever 70 and the discharge switch 71 are controlled by the control device 57 . is entered in

The upstream clutch 12, the threshing clutch 30, the discharge clutch 39, and the harvesting clutch 48 shown in FIGS. 4 and 10 are going to be in a cutoff state by being a tension type (pressed in a cutoff state). state). The feed chain clutch 25 is pressed in a transmission state by a built-in spring (not shown) in a meshing type.

The state shown in FIG. 10 is a state in which the clutch lever 70 is operated to the neutral position N1, and the discharge switch 71 is operated off. In this state, by the control device 57 and the electric motor 50, the first, second, and third cam plates 51, 52, 53 are positioned at the neutral positions N shown in Figs. 10, 11, 13 and 14. is manipulated with

10, 11, 13, and 14, in the state where the operating device 49 (the 1st, 2nd, 3rd cam plates 51, 52, 53) is located in the neutral position N, the upstream side The 1st, 2nd, 3rd cam board 51, 52, 53 does not contact the clutch arm 62, the threshing clutch arm 60, the harvesting clutch arm 68, and the discharge clutch arm 69, but the wire 64 ) is returned to the upstream clutch 12, the threshing clutch 30, the harvesting clutch 48, and the discharge clutch 39, and the upstream clutch 12, the threshing clutch 30, the harvesting clutch 48 and The discharge clutch 39 is in a cutoff state (the operation device 49 is equipped with the neutral position N in which the upstream clutch 12, the threshing clutch 30, and the discharge clutch 39 are operated in a blocked state) equivalent to the state in which it is present].

The roller 65a of the feed chain clutch arm 65 is mounted on the second cam plate 52, the wire 64 is pulled by the feed chain clutch arm 65, and the feed chain clutch 25 is in a blocked state. is manipulated with

[8]

Next, the operation|movement of the operation device 49 at the time of operating the clutch lever 70 to the 1st operation position B1 is demonstrated.

As shown in FIG. 10, when the clutch lever 70 is operated from the neutral position N1 to the 1st operation position B1, by the control apparatus 57 and the electric motor 50, 1st, 2nd, The three cam plates 51, 52, 53 are rotated clockwise from the neutral position N, and are first operated to the first position A1 shown in FIGS. 11, 13, and 14 .

11, when the first, second, and third cam plates 51, 52, 53 are operated to the first position A1, the first cam plate 51 moves to the roller ( 62a), the roller 62a of the upstream clutch arm 62 mounts on the 1st cam plate 51, and the upstream clutch arm 62 swings counterclockwise from the ground.

Thereby, as shown in FIGS. 10, 11, 13, and 14, the wire 64 is pulled by the upstream clutch arm 62, and the upstream clutch 12 is operated in a transmission state (threshing clutch ( 30), the feed chain clutch 25, the mowing clutch 48 and the discharge clutch 39 are kept in the blocked state] (when the operating device 49 operates from the neutral position N, the upstream clutch 12 ) corresponds to the state that is operated in the electric state for the first time].

Next, by the control device 57 and the electric motor 50, the first, second, and third cam plates 51, 52, 53 are rotated from the first position A1 and clockwise from the first position A1, as shown in Fig. 12. , 13 and 14 are operated to the second position A2.

When the 1st, 2nd, 3rd cam plates 51, 52, 53 are operated to the 2nd position A2, the 2nd cam plate 52 will contact the roller 60a of the threshing clutch arm 60, The 2nd cam plate The roller 60a of the threshing clutch arm 60 is mounted on 52, and the threshing clutch arm 60 is rock|fluctuatingly operated in the counterclockwise direction of the paper surface of FIG.

Thereby, as shown in FIGS. 10, 12, 13, and 14, the wire 64 is pulled by the threshing clutch arm 60, and the threshing clutch 30 is operated in the transmission state (upstream clutch 12). ) is maintained in the electric state, and the feed chain clutch 25, the harvesting clutch 48, and the discharge clutch 39 are maintained in the blocked state] (After the upstream clutch 12 is operated in the electric state, the operation When the device 49 is also operated, it corresponds to the state in which the threshing clutch 30 is operated in an electric state] (When the operating device 49 operates to one side from the neutral position N, the upstream clutch 12 and the threshing Corresponds to the state in which the clutch 30 is operated in a power transmission state].

[9]

Next, the operation|movement of the operation device 49 at the time of operating the clutch lever 70 to the 2nd operation position B2 is demonstrated.

As shown in FIG. 10, when the clutch lever 70 is operated from the 1st operation position B1 to the 2nd operation position B2, by the control apparatus 57 and the electric motor 50, 1st, The 2, 3 cam plates 51, 52, 53 are rotated in a clockwise direction from the second position A2, and are first operated to the third position A3 shown in Figs.

12, when the first, second, and third cam plates 51, 52, 53 are operated to the third position A3, the second cam plate 52 moves the roller ( Separated from 65a), the feed chain clutch arm 65 is oscillated counterclockwise from the ground.

Thereby, as shown in FIGS. 10, 12, 13, and 14, the wire 64 is returned to the feed chain clutch 25, and the feed chain clutch 25 is operated in a transmission state (upstream clutch 12). ) and the threshing clutch 30 are maintained in the electric state, and the harvesting clutch 48 and the discharge clutch 39 are maintained in the blocked state] (the upstream clutch 12 and the threshing clutch 30 are maintained in the electric state If, after being operated, the operation device 49 is also operated to one side, it corresponds to a state in which the feed chain clutch 25 is operated in an electric state].

Next, by the control device 57 and the electric motor 50, the first, second, and third cam plates 51, 52, 53 are rotated from the third position A3 and in a clockwise direction, as shown in Fig. 12. , 13 and 14 are operated to the fourth position A4.

When the 1st, 2nd, 3rd cam boards 51, 52, 53 are operated to 4th position A4, the 3rd cam board 53 will contact the roller 68a of the harvesting|reaping clutch arm 68, and a 3rd cam board The roller 68a of the harvesting|reaping clutch arm 68 is mounted on 53, and the harvesting|reaping clutch arm 68 is rock|fluctuatingly operated in the counterclockwise direction of the paper surface of FIG.

As a result, as shown in FIGS. 10, 12, 13, and 14, the wire 64 is pulled by the harvesting clutch arm 68, and the harvesting clutch 48 is operated in an electric state (upstream clutch 12). ), the threshing clutch 30 and the feed chain clutch 25 are maintained in the electric state, and the discharge clutch 39 is maintained in the shut off state] (the upstream clutch 12 and the threshing clutch 30 are in the electric state If the operation device 49 operates to one side after being operated with, it corresponds to the state in which the harvesting clutch 48 is operated in an electric state].

[10]

Next, the operation|movement of the operation device 49 in the case of turning on the discharge switch 71 is demonstrated.

10, in the state in which the discharge switch 71 is operated off, the clutch lever 70 is operated from the neutral position N1 to the first and second operation positions B1 and B2, Similarly, in the state in which the clutch lever 70 was operated to the neutral position N1, the discharge switch 71 is operated on.

As shown in FIG. 10 , in the state in which the clutch lever 70 is operated to the neutral position N1, when the discharge switch 71 is operated on, by the control device 57 and the electric motor 50, The first, second, and third cam plates 51, 52, 53 are rotated counterclockwise from the neutral position N, and are operated to the fifth position A5 shown in Figs. 11, 13 and 14 .

11, when the first, second, and third cam plates 51, 52, 53 are operated to the fifth position A5, the first cam plate 51 moves to the roller ( 62a), the roller 62a of the upstream clutch arm 62 mounts on the 1st cam plate 51, and the upstream clutch arm 62 swings counterclockwise from the ground.

Thereby, as shown in FIGS. 10, 11, 13, and 14, the wire 64 is pulled by the upstream clutch arm 62, and the upstream clutch 12 is operated in a transmission state (threshing clutch ( 30), the feed chain clutch 25 and the mowing clutch 48 are kept in the shut-off state] (when the operating device 49 operates from the neutral position N, the upstream clutch 12 is initially in the electric state equivalent to the manipulated state].

As described above, at the same time that the upstream clutch 12 is operated in the transmission state, the third cam plate 53 comes into contact with the roller 69a of the discharge clutch arm 69, and the discharge clutch is placed on the third cam plate 53. The roller 69a of the arm 69 is mounted, and the discharge clutch arm 69 is oscillated in a clockwise direction as shown in FIG.

Thereby, as shown in FIGS. 10, 11, 13, and 14, the wire 64 is pulled by the discharge clutch arm 69, and the discharge clutch 39 is operated in a transmission state (threshing clutch 30, The feed chain clutch 25 and the harvesting clutch 48 are maintained in the cut-off state] (When the operation device 49 operates from the neutral position N, the upstream clutch 12 is operated in the electric state for the first time. Equivalent to] (corresponding to a state in which the upstream clutch 12 and the discharge clutch 39 are operated in an electric state when the operating device 49 is operated from the neutral position N to the other side] (the operating device 49 is When actuated from the neutral position N to the other side, it corresponds to a state in which the upstream clutch 12 and the discharge clutch 39 are simultaneously operated in the electric state].

[First Other Embodiment of the Invention]

The transmission belt 10 and the tension pulley 11 shown in FIG. 4 are abolished, the transmission shaft (not shown) is connected across the output shaft 6a of the engine 6, and the transmission shaft 9, and before A clutch (not shown) of a friction multi-plate type may be provided as the upstream clutch 12 coaxially.

The transmission belt 14 and the tension pulley 29 shown in Fig. 4 are abolished, and a transmission shaft (not shown) is connected via the transmission shaft 9 and the input shaft 13, and the friction multi-plate type is connected to this transmission shaft. You may provide the clutch (not shown) of as the threshing clutch 30.

The discharge clutch 39 by the transmission belt 35 and the tension pulley 38 shown in FIG. 4 may be abolished, and the discharge clutch 39 may be comprised with the transmission belt 36 and the tension pulley 37. As shown in FIG. A meshing type clutch (not shown) may be provided inside the bevel gear mechanism 34 , and this meshing type clutch may be used as the discharge clutch 39 .

Instead of the wire 64 shown in Figs. 7, 9 and 10, a link rod or a link link may be used as the link mechanism.

[Second other embodiment of the invention]

The discharge screw 31 and the discharge clutch 39 shown in FIG. 4 are abolished, the dump operation (falling down operation) of the grain tank 4 is performed, and the grain is discharged from the upper opening part of the grain tank 4 You can configure

In this case, a hydraulic cylinder (not shown) for dumping the grain tank 4 and a hydraulic pump (not shown) for supplying hydraulic oil to the hydraulic cylinder are used as working devices instead of the discharge screw 31, and to the hydraulic pump What is necessary is just to replace the discharge clutch 39 with the hydraulic pump clutch (not shown) which transmits power as a work clutch.

[Third other embodiment of the invention]

In [10] of the above-mentioned [Specific Contents for Carrying out the Invention], when the discharge switch 71 is operated on, the upstream clutch 12 and the discharge clutch 39 are not simultaneously operated in an electric state, As in the case of the upstream clutch 12 and the threshing clutch 30, when the discharge switch 71 is operated on, the upstream clutch 12 is first operated in the electric state, and then the discharge clutch 39 is operated in the electric state. It may be configured to be manipulated.

[Fourth other embodiment of the invention]

When the clutch lever 70 shown in FIG. 10 is operated to the 1st operation position B1, after the upstream clutch 12 is operated in an electric state, the threshing clutch 30 and the feed chain clutch 25 next If it is operated in a transmission state simultaneously and the clutch lever 70 is operated to the 2nd operation position B2, you may comprise so that the harvesting clutch 48 may be operated in a transmission state.

When the clutch lever 70 shown in FIG. 10 is operated to the 1st operation position B1, the upstream clutch 12 will be operated in an electric state, then the threshing clutch 30 will be operated in an electric state, and the clutch If the lever 70 is operated to the 2nd operation position B2, you may comprise so that the feed chain clutch 25 and the harvesting clutch 48 may be operated simultaneously in a transmission state.

[Fifth other embodiment of the invention]

The exhaust switch 71 shown in FIG. 10 may be closed.

In addition to configuring the clutch lever 70 to be operated from the neutral position N1 to the first and second operation positions B1 and B2 from the neutral position N1 to one side when the discharge switch 71 is closed as described above, The clutch lever 70 is configured to be operable from the neutral position N1 to a third operating position (not shown) on the other side (opposite to the first and second operating positions B1 and B2), the clutch lever If 70 is operated to the 3rd operation position, what is necessary is just to configure so that the 1st, 2nd, 3rd cam plates 51, 52, 53 may be operated from the neutral position N to the 5th position A5.

[Sixth other embodiment of the invention]

In place of the wire 64 shown in Figs. 7, 9 and 10, the first, second, and third cam members 51, 52, 53, the upstream clutch 12, using a rod or a link member as a linkage mechanism; You may connect over the threshing clutch 30, the feed chain clutch 25, the discharge clutch 39, and the harvesting clutch 48.

2 and 3, when the space|interval of the right side wall part 3a of the threshing apparatus 3, and the left side wall part 4c of the grain tank 4 is comparatively wide, below the inclined surface 4a of the grain tank 4 Instead of arranging the operating device 49 (the electric motor 50 and the first, second, and third cam plates 51, 52, 53), the right wall portion 3a and the grain of the threshing device 3 in plan view You may comprise so that the operating device 49 (the electric motor 50 and the 1st, 2nd, 3rd cam boards 51, 52, 53) may be located between the left side wall part 4c of the tank 4.

[Seventh other embodiment of the invention]

The electric motor 50, the 1st, 2nd, 3rd cam members 51, 52, 53, and the wire 64 shown in FIGS. 7, 8, 9, 10 are abolished, the upstream clutch 12, the threshing clutch 30, the feed chain clutch 25, the discharge clutch 39, and the harvesting clutch 48 are provided with an electric motor (not shown) operated in an electric state and a cutoff state, respectively, and the operation device 49 is provided. You can configure

[An eighth other embodiment of the invention]

An electric motor ( You may comprise so that the motive power of 42 may be transmitted to the transmission shaft 9 and the transmission case 41. As shown in FIG. What is necessary is just to provide the upstream clutch 12 between the electric motor 42 and the transmission shaft 9, when comprised in this way.

[Ninth other embodiment of the invention]

The grain tank 4 may be abolished and a bagging device (not shown) may be provided, and if comprised in this way, the discharge screw 31 and the discharge clutch 39 will become unnecessary.

In this case, a water pump for car washing (not shown) is equipped, the water pump is used as a working device instead of the discharge screw 31, and a water pump clutch (not shown) that transmits power to the water pump is installed with the discharge clutch 39 ) may be used as a working clutch instead.

[10th other embodiment of the invention]

The threshing apparatus 3 may be provided on the right side of the rear part of base|substrate, the grain tank 4 may be provided on the rear part left side of base|substrate, and you may comprise so that the threshing apparatus 3 and a grain tank may be arrange|positioned side by side in the gas left-right direction.

[Eleventh other embodiment of the invention]

You may apply this invention to the normal type combine which is not provided with the feed chain 22.

According to this structure, since the feed chain clutch 25 becomes unnecessary, the feed chain clutch arm 65 and wire 64 corresponding to the feed chain clutch 25 become unnecessary, and the clutch which the operation device 49 operates. the number of decreases

The present invention is not only a self-harvesting combine with a grain tank, but also a normal type combine without a feed chain, a self-harvesting type and normal type combine with a bagging device instead of a grain tank, right and left side instead of a crawler traveling device It can also be applied to wheel-type self-extraction type and normal type combine with front wheel, right side and left side rear wheel.

Moreover, the generator 40 and the electric motor 42 shown in FIG. 4 are abolished, and a transmission belt (not shown) or a transmission shaft spanning the transmission shaft 9 and the input shaft (not shown) of the transmission case 41. (not shown) is connected, and it can be applied to a self-extracting type and a normal type combine, not a hybrid type configured to directly transmit the power of the engine 6 to the transmission case 41 .

2: yew
3: threshing device
4: Grain Tank
4a: slope
6, 42: Far East
9, 9a, 9b, 9c: upstream transmission line
10: upstream electric transmission system
12: upstream clutch
13, 13a, 13b, 13c: threshing transmission
14, 17, 21: threshing transmission
16, 16a: threshing transmission system
22: feed chain
25 : feed chain clutch
30: threshing clutch
31: working device, ejection screw
34, 34a, 34b: work transmission line
35, 36: work transmission line
39: work clutch, exhaust clutch
48: harvesting clutch
49: operation device
50: electric motor
51, 52, 53: cam mechanism
64: linkage mechanism
N: neutral position

Claims (12)

A threshing device and a working device separate from the threshing device are provided,
The upstream transmission system to which the power of the driving part is transmitted is branched into a threshing transmission system connected to the threshing device and a working transmission system connected to the working device, and the power of the driving part is transferred to the upstream transmission system and before the threshing. configured to be delivered to the threshing device and the working device through the winter and working transmission lines,
an upstream clutch is provided in the upstream transmission system, a threshing clutch is provided in the threshing transmission system, and a work clutch is provided in the work transmission system;
an operating device for operating the upstream clutch, the threshing clutch, and the working clutch in a transmission state and a cutoff state;
The operation device is provided with a neutral position in which the upstream clutch, the threshing clutch, and the work clutch are operated in a blocked state;
When the operating device operates to one side from the neutral position, the upstream clutch and the threshing clutch are operated in a transmission state;
The combine in which the said operation device is comprised so that the said upstream clutch and a work clutch may be operated in a transmission state when the said operation device operates to the other side from the said neutral position. delete The combine according to claim 1, wherein the operating device is configured such that, when the operating device operates from the neutral position to the first operating position, the upstream clutch is first operated in an electric state. The combine of Claim 3 with which the said operation device is comprised so that the said threshing clutch may be operated in a transmission state when the said operation device operates again after the said upstream clutch is operated in a transmission state. delete According to claim 1, A grain tank for storing the grains recovered by the threshing device, and a discharge screw provided at the bottom of the grain tank for discharging the grains stored in the grain tank is provided,
wherein the working device is the discharge screw, and the work clutch is a discharge clutch that transmits power to the discharge screw;
The combine wherein the operating device is configured such that, when the operating device operates from the neutral position to the other side, the upstream clutch and the discharge clutch are simultaneously operated in an electric state. The method according to claim 1, wherein a feed chain for conveying by clamping the grain stem while putting the tip side of the mowed grain stem into the threshing apparatus, and a feed chain clutch for transmitting power to the feed chain are provided,
The combine wherein the operating device is configured such that, after the upstream clutch and the threshing clutch are operated in a transmission state, the operation device operates in a further one direction, so that the feed chain clutch is operated in a transmission state. According to claim 1, wherein a harvesting clutch for transmitting power to the harvesting unit is provided,
After the said upstream clutch and the threshing clutch are operated in an electric state, if the said operation apparatus operates further to one side, the said operation apparatus is comprised so that the said harvesting clutch may be operated in an electric state. The plurality of linkages for connecting an electric motor, a cam mechanism operated by the electric motor, and the cam mechanism and each clutch to the operating device according to any one of claims 1 to 4 equipment is provided,
The said operation device is comprised so that the said cam mechanism is operated by the said electric motor, the operation|movement of the said cam mechanism is transmitted to each clutch through the said linkage mechanism, and each clutch is operated in an electric state and a cutoff state. . 10. The method of claim 9, A grain tank for storing the grain recovered by the threshing device, and a discharge screw provided at the bottom of the grain tank for discharging the grain stored in the grain tank is provided,
The threshing device and the grain tank are arranged side by side in the left and right direction of the gas in the rear part of the gas, and the discharge screw is disposed in the front and rear direction of the gas,
The said electric motor and the cam mechanism are arrange|positioned between the said threshing apparatus and the said discharge screw in planar view, The combine. 11. The method of claim 10, wherein an inclined surface inclined obliquely downwardly toward the outside of the gas is provided at the bottom of the grain tank, and the discharge screw is disposed at the lower end of the inclined surface,
The said electric motor and the cam mechanism are arrange|positioned below the said inclined surface, The combine. The combine according to claim 10, wherein the plurality of link mechanisms extend in the same forward direction from the cam mechanism, and are divided into respective clutches from the front extension portions.

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