JP3266173B2 - Self-propelled manual spreader - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to compost loading and spraying.
The present invention relates to a self-propelled manual spreader .

[0002]

2. Description of the Related Art A manual spreader in which a driving frame is provided at the rear side of a chassis having a crawler traveling device and a packing box is provided at the front end of the chassis with a beater mounted thereon. The idea that the direction can be switched forward and reverse so that the rotation direction of the beater can be switched forward and reverse so that compost can be spread and loaded can be found in Japanese Utility Model Publication No. 60-3833.
No. 0 publication. Also, being pulled by a tractor
Foil type manual spreader
No. 9 is described.

[0003]

Problems to be Solved by the Invention
In the self-propelled manual spreader described in Japanese Patent Publication No. 330 , since the packing box is fixed to the undercarriage, even if the beater is inserted into the pile of compost and rotated, the compost that is equal to or less than the height of the bottom of the packing box is loaded. And the compost below the beater hinders the progression of the undercarriage, making it impossible to increase the loading amount, and cannot actually be used for compost loading. In addition,
The technology described in Hei 4-32889 is a tractor-traction type
Therefore, the handling characteristics of Japanese farmland
Not only does it not meet the conditions etc., but it is a wheel type traveling device,
In addition, the packing box is tilted by lowering the height of the foil.
Because it is a type of loading compost, between the left and right foil
It is necessary to configure the packing box width narrower than
The loading capacity is smaller than that. Also, loading compost
Sometimes it is necessary to secure the running surface of the wheel, so the registration claim
Set the beater width for scraping compost as described in
The wheel width is wider than
It also has a point. The present invention lacks the prior art as described above.
It solves every point and has good operability.
A self-propelled manifold with truly practical loading and spreading
It is intended to provide a dual spreader.

[0004]

Means for Solving the Problems] <br/> than the inner distance of the crawler traveling unit 90 comprises a self-propelled undercarriage 1 width over at least the left and right crawlers 30, 30 for mounting the prime mover 32 wide initiative The box 4 is mounted, and the beater 3 is
, And forward and reverse on the floor of the packing box 4 in the loading direction and the spreading direction.
While stretched switchable conveyor belt 22, rotatably pivoted to the chassis 1 of the prime mover 32 side from the front and rear intermediate packing box 4
And, the beater 3 side of the packing box 4 is configured to be able to descend and incline.
That the configuration of the self-propelled manual spreader. Also, left and right
Rotate the upper surface 96 of the crawler 30 to be stretched on the packing box 4 side.
It is formed in an inclined shape substantially along the bottom surface of the packing box 4 when inclined.
A self-propelled mania spreader according to claim 1 is configured.
You. When compost is loaded, the lower side of the beater 3 faces the packing box 4 side.
The self-propelled type according to claim 1, wherein the self-propelled type is rotatable.
The structure is a manual spreader.

[0005]

According to the present invention, the crawler running
Self-propelled chassis equipped with a rowing device 90 and mounted with a motor 32
1. At least the width of the inside of the left and right crawlers 30, 30
It is equipped with a packing box 4 wider than the interval,
ー Self-propelled car that is more compact and easier to operate than a towed car
Make the most of the space on the table 1
Efficient work can be performed by mounting. Moreover this <br/> when loading the compost into packing boxes 4 is a self-propelled manual spreader, than the front and rear intermediate packing box 4 of the prime mover 32 side pivot
Branch 5 central lowering the Vida 3 mounting side of the packing box 4 on the in brought close to the ground the <br/> beater 3. In this case, in a general dumping structure in which the front side of the packing box is pivoted to the chassis and the rear side is raised, the position of the packing box is high and the inclination is large. And the compost scraped by the beater 3 is easily sent to the rear side of the packing box 4. In addition, the crawler 3 is positioned so that the bottom of the packing box 4 does not contact the upper surfaces of the crawlers 30, 30 when the packing box 4 is tilted.
The upper surface 96 of 0, 30 is tilted along the bottom surface of the packing box 4 when tilting.
Since the crawlers are formed in an inclined shape , the left and right crawlers 30, 30
Can be extended to the front lower part of the packing box 4 so as to be in contact with the ground as long as possible, so that uneven terrain such as fields can be stably run and uniform spraying work can be performed. Furthermore, beater 3 is compost
At the time of loading, the lower side rotates toward the packing box 4 side.
Because of this, the lower position on the running surface
Compost can also be reliably pushed into the packing box 4.

[0006]

Next, an embodiment of the present invention will be described with reference to the drawings. The undercarriage 1 is provided with a traveling device including crawlers 30 on the left and right sides, and a prime mover 3 is mounted on a rear drive mounting portion 31.
2 is installed. A transmission case 33 is attached to the lower side of the drive mounting portion 31 to transmit power to the crawler 30. The drive frame 2 is provided above the drive mounting portion 31 so as to cover the drive motor 32. On the rear upper portion of the driving frame 2, a traveling clutch lever 35 for connecting and disconnecting the steering levers 34, 34 and the clutch 27 of the traveling hydraulic transmission 60 (see FIG. 4) and a traveling hydraulic transmission 60 are provided.
The forward / reverse shift lever 36 for operating the shift shaft of
A handle bar 37 is protruded toward the direction .

A packing box 4 is mounted on the front side of the chassis 1, and the mounting is performed as follows. In front of packing box 4
The bottom of the motor 32 side from the rear middle is pivotally supported on the chassis 1 by left and right pivot shafts 5, and connected to the chassis 1 by support links 6, 7 in which the center and slightly lower left and right bottom portions can be bent by the intermediate pivot shaft 8. are doing. Further, an auxiliary link 9 is provided from the intermediate pivot shaft 8 toward the bottom surface of the packing box 4, and a roller 38 pivotally supported at the tip of the auxiliary link 9 is fitted to a guide rail 39. The guide rail 39 is provided with a stop portion 40 of a roller 38, and the extension of the support links 6, 7 is limited so that the packing box 4 becomes horizontal when the roller 38 hits the stop portion 40.

The auxiliary link 9 is urged by a spring 10 attached to the bottom of the packing box 4 so that the support links 6 and 7 extend. The urging force of the spring 10 is such that the packing box 4 is held horizontally when the packing box 4 is empty. A double-acting hydraulic cylinder 11 is interposed between a substantially central bottom portion of the packing box 4 and a front left / right intermediate portion of the chassis 1. Therefore, the packing box 4 is connected to the rear pivot 5
And the support links 6 and 7 and the hydraulic cylinder 11 support the chassis 1.

The packing box 4 has rollers 41 and 42 before and after the bottom.
And the transport belt 22 is wound around the transport belt 22, and the front and rear intermediate portions of the transport belt 22 are supported by a large number of support rollers 43, 43 to receive a load. Side frames 44 and 45 are erected on the left and right sides of the transport belt 22, and a rear frame 46 is erected on the rear side.
A beater 3 is attached to the open end . Beater 3
The rotary blades 50 are arranged at equal intervals on a rotary shaft 49 pivotally supported between the left and right frames 47, 48. As shown in FIG.
The outermost curved left and right outer surfaces 51 of the rotary blade body 50 are located inside and the left and right outermost portions are alternately located at an intermediate portion,
The bounce width of the compost is not so widened.

The beater 3 includes a mounting portion 52 formed in the lower front part of the left and right frames 47, 48, and the left and right frames 44, 4 of the packing box 4.
5 is mounted on a stepped portion 53 provided at the rear end of the beater 3 and the upper frames 47 and 48 of the beater 3 and the side frames 44 and 45 of the packing box 4 are connected to each other by pins 54. Conveyor belt 22 and the beater 3 and crawler 30 is being driven by a single prime mover 32, the power transmission system are as shown in FIG.

The driving pulley 13 attached to the output shaft 12 of the motor 32 has three belt grooves, and a belt 55 wound around the first belt groove is connected to the input shaft 5 of a hydraulic pump 56.
The belt 16 that is wound around the pulley 58 attached to the belt 7 and the belt 16 that is wound around the second belt groove is wound around the pulley 15 that is attached to the driven shaft 14 on the side of the packing box 4, and the belt 59 that is wound around the third belt groove. Is wound around a pulley 62 attached to an input shaft 61 of a hydraulic transmission 60 attached to the side surface of the transmission case 33. Reference numeral 27 denotes a clutch pulley for transmitting power by stretching and loosening a belt 59.

One end of the driven shaft 14 laid laterally outside the rear frame 46 of the packing box 4 is connected to the input shaft of the hydraulic transmission 26 for conveyance.
A beater driving gear 63 is attached to the other end. The motive power that has entered the transfer hydraulic transmission 26 wraps the chain 69 around the sprocket 66 attached to the output shaft 65 of the gear case 64 and the sprocket 68 attached to the shaft 67 of the roller 41 around which the transfer band 22 is wound. In the spraying direction A (see FIG. 1) or the loading direction B (see FIG. 2).

The gear 63 meshes with a gear 70 attached to the first relay shaft 71, and a belt 75 is wound around a pulley 72 attached to the first relay shaft 71 and a pulley 74 attached to the second relay shaft 73. , The power is intermittently operated by the tension clutch 24. A sprocket 76 is attached to the second relay shaft 73, and a chain 78 is wound around the sprocket 77 attached to the rotation shaft 49 of the beater 3 to transmit power.

The distance between the driving pulley 13 and the driven pulley 15 is widened by tilting the packing box 4, so that it is as shown in FIGS. The hydraulic pump 56 is mounted on the bracket 79 erected on the drive mounting portion 31 of the chassis 1,
A fixed tension pulley 80 is pivotally supported, and a shaft support cylinder 81 is protruded. The tension pulley 1 is attached to the shaft support cylinder 81.
A shaft 83 supporting the nine arms 82 is fitted. A boss portion 84 of the spring support arm 17 is rotatably fitted on the shaft 83, and a spring hooking arm 20 is fixed to the shaft end, so that the arm 83 of the tension pulley 19 rotates around the shaft 83. ing.

The spring support arm 17 and an arm 85 projecting from the rear frame 46 of the packing box 4 are connected by a rod 18. The spring support arm 17 and the spring hook arm 20 are connected to a tension spring 21.
, So that the tension pulley 19 stretches the belt 16. In such a configuration, as shown in FIG. 6, the packing box 4 is inclined from the normal position (solid line position) (imaginary line position).
, The tension pulley 19 moves so as to apply substantially the same tension to the belt 16.

The crawler traveling device 90 has an output shaft 91 projecting left and right from the transmission case 33 as in the conventional configuration.
And a crawler belt 30 wound around a tension roller 93 at the front end and an upper roller 94 and a plurality of lower rollers 95. As shown in FIGS. The upper surface 96 is inclined downward toward the front, and is substantially parallel to the bottom surface of the packing box when the packing box 4 is inclined. When the compost is sprayed with the above configuration, the beater 3 is rotated rapidly in the direction C while the transporting belt 22 is sent at a low speed in the direction A in the state shown in FIG. When the compost is loaded on the packing box 4, the beater 3 is moved at a low speed in the direction B as shown in FIG.
Is rapidly rotated in the D direction.

[Brief description of the drawings]

FIG. 1 is a side view with a part in section.

FIG. 2 is a side view with a part in section.

FIG. 3 is a partial plan view.

FIG. 4 is an overall transmission path diagram.

FIG. 5 is a partially enlarged plan sectional view.

FIG. 6 is a partially enlarged plan view.

FIG. 7 is a partially enlarged plan view.

[Explanation of symbols]

Reference Signs List 1 chassis 3 beater 4 packing box 30 crawler 22 transport band 32 motor 90 crawler traveling device 96 front upper surface of crawler

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁷ , DB name) A01C 3/06

Claims (3)

(57) [Claims] 1. A comprising crawler traveling device (90) driving
Machine (32) self-propelled undercarriage for mounting the (1) the width of at least the right and left crawlers (30) on, equipped with wide Inibako (4) than the inner spacing (30),該荷box ( 4) Open end
Load the beater (3) on the side and the packing box (4) on the floor
A transport band (22) that can switch between forward and reverse rotation in the spraying direction and the spreading direction
While setting, crates (4) prime mover than the front and rear intermediate
The (32) side is pivotally supported on the chassis (1) so as to be rotatable.
(4) A self-propelled manual spreader in which the beater (3) side is configured to be able to descend and tilt . 2. The crawler (30), (3)
0) The packing box when the packing box (4) side upper surface (96) is rotated and inclined.
(4) An inclined shape substantially along the bottom surface of (4).
The self-propelled manual spreader according to claim 1. The beater (3) has a lower side when loading compost.
2. The device according to claim 1, wherein the container is rotatable toward the packing box.
Self-propelled manual spreader according to the item.