JPH0570232U - Reaper - Google Patents

Abstract

(57) [Abstract] [Purpose] Make sure to scrape the mulberry into the mowing section, mow it according to the height of the mulberry, and make maintenance of the mowing section easy. [Structure] A pair of right and left scraping devices, a lower carrying device, an upper carrying device, and a divider are arranged on a front part of the machine body, and the scraping device is projected forward of a cutting blade, and the scraping device is located below a carrying surface. The drive to the scraping device is driven by a one-way clutch from the transport drive shaft, and the crawler type traveling device is provided with a parallel link between the body frame and the track frame, The vertical height can be changed by rotating the link.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a mowing work machine, for example, a structure of a mowing work machine configured to mow mulberry leaves for each line and discharge a fixed amount.

[0002]

[Prior Art]

 Traditionally, mulberry leaves were cut for sericulture, but the mulberry was manually cut and collected manually. And there was no machine to mow this mulberry.

[0003]

[Problems to be solved by the device]

 In this way, it is possible to carefully collect and harvest by manual cutting, but the work efficiency was poor and a great deal of labor was required. Therefore, there is a demand for a mowing device that can mow the leafy part of the upper part of the mulberry planted in a line and discharge it at a fixed rate.

[0004]

[Means for Solving the Problems]

 In order to solve such a problem, the present invention includes a pair of left and right scraping devices 11, a lower conveyance device 12, and an upper conveyance device 13 which incline to the front low on the front part of the machine on the crawler type traveling device 1, The divider 10 having a C-shape in a plan view, the scraping device 11, the lower transport device 12, the upper transport device 13, and a guide rod 19 extending along the divider 10 to the cut material placing plate 9 are provided. The picking-up device 11 is projected forward from the cutting blade 6, the scraping-up device 11 is driven from below the conveying surface, and the scraping-up device is driven by a conveying drive shaft via a one-way clutch 35.

In addition, in the crawler type traveling device, the drive sprocket 2 is arranged on the upper top part and the driven sprockets on the other top parts are arranged to form a triangular shape, and the support frame 55 fixed to the machine body frame 3 is provided. The upper part of the parallel link 56 of the book is pivotally supported, the track frame 60 is pivotally supported at the lower part of the parallel link 56, and the vehicle height can be adjusted by the rotation of the parallel link 56.

[0006]

【Example】

 The problems to be solved and the means for solving the present invention are as described above. Next, the embodiment shown in the accompanying drawings will be described. FIG. 1 is a side view of the entire mulberry mower, and FIG. 2 is the same. FIG. 3 is a plan view, FIG. 3 is a side view of the reaping and conveying section, FIG. 4 is a plan view of the same, FIG. 5 is a view showing a power transmission path, FIG. 6 is a side sectional view of a height adjusting section of the conveying section, and FIG. FIG. 8 is a side view of the apparatus, FIG. 8 is a partial rear cross-sectional view of the drive sprocket and the driven sprocket, FIG. 9 is a partial rear cross-sectional view of the idler, and FIG. 10 is a side view of an example of raising and lowering using a cylinder. FIG. 11 is a side view showing an embodiment in which the traveling device is rotated to adjust the vehicle height.

1 and 2, the overall structure of the mulberry mower will be described. The crawler type traveling device 1.1 having a triangular side view supports the machine frame 3, and the engine is provided on the rear part of the machine frame 3. 4, the operating portion 7, the cut material mounting plate 9 are arranged, the mission case 5 is arranged at the front part of the engine 4, and the drive sprocket 2 arranged at the top of the crawler type traveling device 1.1 from the mission case 5. The cutting blade 6 and the transport device are driven.

Dividers 10L and 10R having a C-shape in plan view project obliquely downward from the front of the machine body frame 3, and the rear ends of the dividers 10L and 10R are fixed to the machine body frame 3 and the dividers 10L and 10R. Guide rods 19a and 19b extend from the transport device to the cut material mounting plate 9 at the upper rear of the. Further, a cutting blade 6 is laterally provided on the front part of the machine body frame 3, and a pair of left and right scraping devices 11L and 11R are arranged from the upper part to the front, and a lower transport device 12 is provided on the scraping devices 11L and 11R. The upper transfer device 13 is arranged substantially in parallel.

As shown in FIGS. 3 and 4, the scraping devices 11L and 11R are located in front of the lower transport device 12 and the upper transport device 13 and project forward of the cutting blade 6 to cut the cutting blade 6 It is to be scraped before it is mowed, and the protrusions 11b, 11b ... are projected outward on the chain 11a, and the lower part of the mulberry tree is scraped by the protrusions 11b, 11b. Is configured. The lower transporting device 12 and the upper transporting device 13 project the tines on the chain, and on the opposite sides of the lower transporting device 12 and the upper transporting device 13, pinching rods 14a and 14b are arranged to cut the mulberry after cutting. It can be transported up to the object mounting plate 9.

A door 15 is provided on the rear portion of the cut matter placing plate 9 so that a certain amount of the cut mulberry can be stored. And the side of the cutting material mounting plate 9 are urged downward by a spring 17 in a closing direction, and a handle 16 is projected on the pivotal support portion to rotate the handle 16 against the spring 17. This allows the door 15 to be opened so that the mulberry after cutting can be discharged arbitrarily.

In such a structure, as shown in FIG. 5, the power transmission structure from the engine 4 is such that the output shaft of the engine 4 is provided with the pulleys 20 and 21 fixed thereto, and the pulley 20 is engaged with the mowing shaft via the belt. Power is transmitted to the pulley 23 on 22 and the reaping drive shaft 24 is driven from the reaping shaft 22 via the bevel gear, the tip of the reaping drive shaft 24 is eccentric, and the cutting blade 6 is slid back and forth to reap the reaping. It is possible to work.

As shown in FIG. 3 and FIG. 5, the pulley 21 is transmitted to the input pulley 26 on the input shaft protruding from the HST speed change device 25 through the belt, and the HST speed change device 25 causes the input pulley 26 to project. After the speed is changed, the power is transmitted to the transmission case 30 via the bevel gear from the PTO shaft 29 which is laterally installed in the mission case 27, and the sprocket 31 is provided in the middle of the conveyance drive shaft 30. The sprockets 32L and 32R that are fixed and fixed on the scraping shaft of the scraping device 11 are driven from the sprocket 31 via the chain 32. 33 and 34 are tension sprockets.

As described above, the power transmission mechanism such as a chain to the scraping device 11 is arranged below the conveying surface 28, and the left and right scraping devices 11L and 11R are driven by one chain 38. The number of teeth of the sprocket 32L is smaller than that of the sprocket 32R in order to make it possible and to rotate the left side faster in order to bring the mulberry after cutting to the right side.

A sprocket 36 is fixedly installed on the upper portion of the transport drive shaft 30 via a one-way clutch 35, and power is transmitted to a sprocket 39 on a transport shaft 37 via a chain. The sprocket 40 on the upper part of 37 drives the carrier chain of the lower carrier device 12. Further, the sprocket 41 fixed to the lower part of the transfer shaft 37 transmits the sprocket 43 on the upper transfer drive shaft 42 via a chain, and the sprocket 44 fixed to the upper part of the upper transfer drive shaft 42 transfers the upper transfer device 13 to the transfer device 13. The chain is driven. However, the one-way clutch may be arranged on the transport shaft 37. By driving the one-way clutch 35 through the one-way clutch 35, when a trouble occurs during the mowing work, the mulberry mower can be used. When you want to move backward, the transport devices 12 and 13 are stopped without being reversed, and the mulberry that has been mowed is pinched as it is, and the scraping device 11 holds uncut mulberry, so it can be reversed when you move backward. , It is possible to go backward without damaging uncut mulberry. In addition, if there is a jam, it can be easily handled.

As shown in FIG. 6, the upper conveying drive shaft 42 is spline-fitted with the interlocking pipe 45 so that it can be expanded and contracted. The upper end of the interlocking pipe 45 is connected to the drive shaft 42a so that the upper drive shaft 42a is connected to the drive shaft 42a. The sprocket 44 is fixedly installed and the transport chain of the upper transport device 13 is driven. A drive shaft case 47 for externally fitting the upper transport drive shaft 42 and the interlocking pipe 45 is also composed of two pipes 47a and 47b that are extendably fitted, and the pipe 47a is a chain case 49 for accommodating the sprockets 36, 41 and 43 and the like. The pipe 47b is fixed to the lower surface of the case 13a of the upper transfer device 13, and the height adjusting mechanism is provided between the projecting portion of the pipe 47b and the long hole of the support stay 50 fixed on the chain case 49. The height of the mulberry is adjusted by adjusting the height of the upper transport device 13 according to the length of the mulberry so that the cut mulberry can be reliably transported onto the mounting plate 9.

Axles 52L and 52R are horizontally mounted on the lower portion of the transmission case 5, and power is applied to the driving sprockets 2L and 2R from the HST transmission 25 through the reduction gear and the steering clutches 53L and 53R. It is transmitted and the crawler type traveling device 1 is driven.

The structure of the crawler type traveling device 1 is as shown in FIGS. 7, 8 and 9, and one side will be described. Two plates are opened below the machine body frame 3 at appropriate intervals and a rear view is shown. The upper end of a support frame 55 configured in the shape of an "U" is fixed, and parallel links 56a, 56b, 56c are pivotally supported by bolts 57a, 57b, 57c on the upper part of the support frame 55 at regular intervals. Bolt holes are opened in the middle of 56a, 56b, and 56c, and bolt holes 63a, 63b, 63c, 63d, 6 are respectively located at positions rotated by a predetermined angle around the bolts 57a, 57b, 57c of the support frame 55. 3e and 63f are opened and bolts 64a, 64b and 64c are replaced so that they can be fixed in two positions, and the lower ends of the parallel links 56a, 56b and 56c are supported. The holding bodies 59a, 59b, 59c are pivotally supported by bolts 61a, 61b, 61c, and bolt holes 66a, 65b, 65c, 65d, 65e, 65f are opened in the support bodies 59a, 59b, 59c, and bolts 66a, 66b.・ By replacing 66c, the fuselage frame 3 and the track frame 60 can be fixed at two positions that are substantially parallel to each other, and the parallel links 56a, 56b, and 56c come into contact with this rotating position to facilitate fixing with bolts. Thus, the stoppers 62a, 62b, 62c, 62d are fixed to the support frame 55.

The track frame 60 is fixed to the supports 59a, 59b, 59c, and the driven sprockets 69, 70 are pivotally supported at the front and rear ends of the track frame 60, and idlers 71a, 71a 71b and 71c are pivotally supported, and a crawler guide 73 is arranged along the traveling direction at the center of the idlers 71a, 71b and 71c and is fixed to the supports 59a and 59b. Then, the driven sprocket 72 is pivotally supported on the lower end of the support 74 fixed to the side surface of the support frame 55, and the driven sprockets 72, 60, 70, the drive sprocket 2, the idlers 71a, 71b, 71c are wound around the crawler 75. It has been done.

With such a configuration, the upper surfaces of the parallel links 56a, 56b, 56c are brought into contact with the stoppers 62a, 62b, 62c, and the bolts 64a, 64b, 64c are inserted into the bolt holes 63a, 63c, 63e, respectively. When 66a, 66b, 66c are inserted and fixed in the bolt holes 65b, 65d, 65f, the driven sprockets 69, 70, 72 and idlers 71a, 71b, 71c are in contact with the ground, and the vehicle height can be set low. With the lower surfaces of the parallel links 56a, 56b, 56c in contact with the stoppers 62b, 62c, 62d, the bolts 64a, 64b, 64c are replaced with bolt holes 63b, 63d, 63f, and the bolts 66a, 66b, 66c are replaced with bolts. By replacing and fixing the holes 65a, 65c, 65e respectively, the driven sprockets 69. 70, idlers 71a, 71b, 71c can be set to a state in which the vehicle height is increased by grounding, and the upper part of the mulberry tree can be mowed. In this way, the vehicle height can be easily adjusted by replacing the bolts, and the stoppers 62b and 62c also serve as stoppers at both high and low positions to reduce the number of parts.

In the case of the crawler type traveling device, it is necessary to manually raise and switch the height, but as shown in FIG. 10, an electric or hydraulic cylinder 76 is provided on the side surface of the support frame 55. The tip of the piston rod 76a of the cylinder 76 is pivotally connected to the central parallel link 56b by a pivot shaft 77, while the support frame 55 has a long hole 55a centered on the bolt 57b. By inserting 77 and expanding / contracting the cylinder 76, it is possible to stop at any position within the range of the elongated hole 55a so that the vehicle height can be freely changed. With this configuration, the height of the vehicle can be easily adjusted, and the height of the crop can be easily adjusted, and it can be easily coped with when climbing over ridges, loading on a truck, and unloading.

As another embodiment of vehicle height adjustment, as shown in FIG. 11, an axle 80 is laterally mounted on the machine body frame 3 and the track frames 85a, 85b, 85c are radially arranged around the axle 80. The base portion is projected to pivotally support the axle 80, and the drive sprocket 82 and the driven sprocket 83.84 are pivotally supported at the tips of the track frames 85a, 85b, 85c, respectively, and the drive sprocket 82 and the driven sprocket 83, 84 are The crawlers 86 are wound so as to form an unequal triangle, and the track frames 85a, 85b, 85c can be fixed to the machine body frame 3 by lock pins 87. Therefore, by removing the lock pin 87 and rotating the track frame 85 around the axle 80, the vehicle height can be changed in three steps of h1, h2, and h3. However, the transmission of power is transmitted from the axle 80 to the drive sprocket 82 via the bevel gear, the transmission shaft 81, and the bevel gear.

[0022]

[Effect of the device]

 Since the present invention is configured as described above, it has the following effects. That is, since it is configured as in claim 1, the mulberry can be reliably scraped and the lower part can be cut, and the mulberry can be conveyed to the rear cut material mounting plate, and the driving of the scraping device from below the conveying surface. Since it is performed, there is no obstacle and transmission can be performed with a single chain, the drive structure is simple, the transmission design and the number of rotations can be easily changed, and maintenance can be easily performed.

According to the second aspect of the present invention, when the vehicle moves backward during the work, the scraping device for scraping the uncut portion of the crop does not reverse and pushes down to damage the crop easily. The crops could be removed and maintenance could be done easily.

Further, since it is configured as in claim 3, the vehicle height can be easily adjusted without changing the crawler, and the cutting height can be changed according to the height of the crop or the height of the ridge. I was able to do it.

[Brief description of drawings]

FIG. 1 is an overall side view of a mulberry mower.

FIG. 2 is a plan view of the same.

FIG. 3 is a side view of a reaping and conveying section.

FIG. 4 is a plan view of the same.

FIG. 5 is a diagram showing a power transmission path.

FIG. 6 is a side cross-sectional view of a height adjusting unit of the transport unit.

FIG. 7 is a side view of the traveling device.

FIG. 8 is a partial rear sectional view showing a drive sprocket and a driven sprocket part.

FIG. 9 is a partial rear cross-sectional view of the idler portion.

FIG. 10 is a side view of an embodiment in which a cylinder is used to move up and down.

FIG. 11 is a side view showing an embodiment in which the traveling device is rotated to adjust the vehicle height.

[Explanation of symbols]

 1 crawler type traveling device 2 drive sprocket 3 machine body frame 6 cutting blade 9 cut material placing plate 10 divider 11 scraping device 12 lower transfer device 13 upper transfer device 30 transfer drive shaft 35 one-way clutch 55 support frame 56 parallel link 60 track Frame 69/70 Driven sprocket 71 Idler

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Tadashi Habuchi 200 Asakura, Yatsuka-cho, Yabu-cho, Hyogo Prefecture Inside the Yatsuka Iron Works Co., Ltd. (72) Shozo Nakajima 200, Asakura, Yoka-cho, Yabu-cho, Hyogo Prefecture Inside the company 72) Inventor Masatoshi Nishiguchi 200 Asakura, Yoka Town, Yabu-gun, Hyogo Prefecture Yatsuka Iron Works Co., Ltd.

Claims (3)

[Scope of utility model registration request] 1. A pair of right and left scraping devices 11L and 11R inclined forward and downward to the front of the machine body on the crawler type traveling device 1.
The lower transfer device 12, the upper transfer device 13, the divider 10 having a C-shape in plan view, the scraping device 11, the lower transfer device 1
2. A guide rod 19 extending along the upper transporting device 13 and the divider 10 to the cut material placing plate 9 is provided so that the scraping device 11 is projected forward from the cutting blade 6 and the scraping device 11 is A cutting machine characterized by being driven from below the transport surface. 2. A reaping work machine characterized in that the scraping device according to claim 1 is driven from a transport drive shaft 30 without using a one-way clutch 35. 3. A drive sprocket 2 is arranged on the upper top,
A driven sprocket is arranged on the other top to form a triangular shape, and several parallel links 56 upper parts are pivotally supported on a support frame 55 fixed to the machine body frame 3, and a track frame 60 is pivoted below the parallel links 56. A reaping work machine characterized in that the vehicle height can be adjusted by rotating the parallel link 56.