JPS58467A - Transportation equipment for agricultural tractor - Google Patents

Abstract

PURPOSE:To enable to easily load freight on a carrier by a structure wherein the carrier can be detachably attached to the elevating frame of the tractor and as well as a belt conveyor can be fitted to the carrier. CONSTITUTION:A lower link 3 so constituted as to be moved vertically by means of the up and down motion of a lift arm 33 is pivotally attached at the rear of the tractor. A vertical mast 13 equipped with an elevating frame 36 is pivotally attached to the lower link 3. The mast 13 is coupled through links 9 and 26 to the body of the tractor. A horizontal part to support the carrier 41 thereon is formed in the elevating frame 36. The carrier 41 can be carried while being placed on the horizontal part. In addition, a belt conveyor 53 for loading and unloading of freight can be fitted through a hook 55 to the side of the carrier 41. Freight can be loaded and unloaded by using said conveyor 53 into and from the carrier 41.

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a transport device for an agricultural tractor.

A typical combine harvester is equipped with an automatic bagging device, which automatically fills grain bags with harvested and threshed grain. The full bag is lowered to the field by a combine harvester. Therefore, grain bags are scattered here and there in the field.

In the past, this grain bag was processed using two vehicles: a truck and a tractor.The truck was parked on the farm road in the rice field, the tractor was driven into the field, and the tractor was placed in a carrier. Attach the bag, pick up the bags one by one, and carry them to the side of the truck. At this time, the tractor can go up the farm road where the truck is parked, and although it does not require much labor to transfer the grain bags from the carrier to the truck bed, Since it is not possible to climb over the level difference in the ridge of the countryside to the farm road, a tractor is used to transport them to a place in the field just below where the truck is parked. It will be loaded onto the carrier.

The present invention was born from the fact that this work is quite difficult, and its gist is to combine the following requirements a to h. It is raised and lowered by a hydraulic mechanism.

C. The carrier can be removed except for its front wall, left and right side walls, and rear side wall.

d. An engaging metal fitting is provided on the side edge of the bottom wall of the carrier; e. A hook is installed at an appropriate position higher than the engaging metal fitting of the carrier.

f. An engaging pin is provided at the lower end of the conveyor to detachably engage with the engaging metal fitting.

g. Attach a coupling to keep the conveyor slanted at an appropriate position on the conveyor, and engage the coupling with the hook to fix the conveyor in the sloping shape. Oh, change the length of the coupling to adjust the inclination of the conveyor. change.

To explain an embodiment of the present invention, (1) is a four-wheeled agricultural tractor, and the rear part of its body (2) has two lower links T31 (the front end of 31 is connected to the shaft +41 +41
A mounting bracket (6) with several mounting holes (5) (5) arranged in parallel in the vertical direction is installed at the upper position of the 0 lower link (31 + 31) which is pivoted by the upper mounting hole (5).
The upper link (7), to which the front end of the upper link (7) is pivotally fixed, is formed from a threaded rod (8), a threaded cylinder (9), a threaded rod aJ, and a forked trout. A shaft portion aυ is formed at the front end of the screw rod (8), and the shaft portion an is inserted into the mounting hole (5).
Insert pin a to fix the shaft. Screwed Salary (8
) and the threaded rod head are oppositely threaded, and when the threaded tube (9) is rotated in the normal direction, the 7-stop link (7) becomes longer, and when it is rotated in the reverse direction, it becomes shorter. Left and right vertical masts αl (l) are respectively pivotally attached to the rear end of the forked part a0.

The shaft attachment part α4 is located at the vertical intermediate position of the vertical mast asaj.
α4 is provided. In addition, a shaft attachment part +19'119 that projects forward is provided at the lower end of the vertical mast α1 (II). Match the shaft attachment part α4Q4 and insert the pin fin riη to fix it.The lower link (31(
A shaft hole as as v is formed at each rear end of 31, and a shaft hole Oa
a. is aligned with the shaft attachment part a9d and fixed by pin alαl.

At the lower position of the mounting bracket (6), the support bracket (2) is attached with the axis QD at the front end of the support bracket circle (Fig. 3). Attach a tension bracket (to) between the mounting bracket +61. The metal fitting (c) is formed by a threaded rod (2) and a threaded tube (c), and the front end of the threaded rod is inserted into the mounting hole (5) with a pin, and the screw rod is inserted into the mounting hole (5) with a pin. The rear end is securely attached to the rear end of the support fitting 4 with a pin d. The screw tube (1) is provided with a handle.

The cross-sectional shape of the vertical mast TJ303 is a U-shape facing each other, and the inside space a of the mast 01 (13
The lifting mounting frame (to) moves up and down using the sai as a rail. That is, two upper and lower rollers are fitted in each of the spaces aI, and an elevating mounting frame that moves up and down by the rollers is attached. The lifting mounting frame has an L-shaped fork shape consisting of a vertical part and a horizontal part, and a shaft hole is bored at the rear end of the horizontal part. One end of the wire (or chino) aD is connected to the lifting mounting frame (to), and the other end of the wire oD is connected to the mast 113 ai
The guide wheel ((a), which is suspended from the upper end of the A guide wheel is further attached to the end @, and the wire 〇11 may be used to fold back the guide wheel and attach it to the lifting mounting frame (to). (to) is the lift arm, and C14 (to) is the lift rod. 0 The horizontal part of the lifting frame (to) is attached with an L-shaped lifting frame (to) consisting of a vertical part d and a horizontal part (b) that projects horizontally and horizontally to the rear. The cross-sectional structure of (2) is mouth-shaped (Fig. 8), and the 0-lifting frame (to), which is a structure that fits from above, is connected to the horizontal g- of the lifting-mounting frame (to). When stacked on top of the top, it reaches the tip of the -horizontal part of the lifting frame (to) and the middle position between the front and back of the horizontal part (b) of the lifting frame (to), and at that position, the axis (to) By fixing both shafts, the dump truck tilts backward from the position where the lifting frame (end) & house, and the rain horizontal part d (b) are parallel.
and engages with the engaging metal CIIIk mast 01
Install it on the Qnl side.

A carrier θυ is removably attached to the above-mentioned lifting frame. The left and right walls 04 and the rear wall d of the carrier 载υ can be opened and closed, and can be attached and detached. At the bottom of the carrier 9D, there is an insertion part into which the horizontal part (b) of the lifting frame (to) automatically pierces when the tractor (1) moves backward toward the carrier.
is formed. The horizontal part (b) has a shape in which the lower surface of the rear end (goods) rises as it reaches the rear and is easily inserted into the insertion W&-, and when it is completely inserted, the rear end 144 will fit. A fitting part (c) is formed at the bottom. - indicates the front wall of the carrier θυ, un indicates the engagement portion formed on the front side of the front surface of the front wall -, and - indicates the retaining hole (FIG. 3). The left and right side walls LAle and rear wall d of the carrier till are removed, and the left and right side edges of the remaining bottom wall have recesses 6 into which pins can be inserted from above.
A pair of engaging metal fittings 6a formed with 11 are attached.

The engaging fittings (to) are attached to the left and right frames (b) of the belt conveyor.
A retaining pin (to) fixed to the lower end of is engaged from above.

A pulley (1) is attached to the lower part of the left and right frame, and a pulley (2) is attached to the upper part, and a belt (1) is wound between the upper and lower pulleys (1). (To) is a DC motor that rotates the lower pulley (To) when connected to the / (Tree) of the tractor (1) and energized. , a support rod IIk is provided that protrudes to the side to the extent that it does not interfere with the conveyance work of the conveyor (to), and one end of the coupling tool is connected to the support rod ■, and the other end of the coupling tool II is connected to the front wall (toward the front wall). ) to tilt the conveyor.

The coupling tool 6υ can be adjusted to be long or short, and the inclination angle of the conveyor link can also be adjusted freely.

Since the present invention has the above-described configuration, the lift arm (
When the lift arm and mast 63 (1
3 moves upward. In this case, the must 01 frame aS is 111+
Also move up the vine.

However, since the lifting frame (to) is L-shaped when viewed from the side, and the carrier 0υ is removably attached to it, when only the lifting frame (to) is used, it can be used as a normal forklift, and the forklift is It can also be used as a dumping lift. Then, when the carrier is placed on the ground and the elevating frame (to) is lowered and then moved backward, the horizontal part (b) will pierce the insertion part -j, so the carrier can be easily attached. The carrier Oυ can transport cargo. And carrier 1II
By attaching l to the lifting frame (to), the lifting frame (to)
This is a structure that dumps the whole file.

However, when reaping work is done with a combine harvester, the grain bags created in the bagging section of the combine are placed on a carrier Glυ and transported to a corner of the field, and then transported by a belt conveyor truck. unloaded from the loading platform,
An engagement pin (λ) attached to the lower end of the conveyor (to)
The carrier rυ is engaged with the engaging metal fitting installed between the side edges of the bottom wall 4 of the carrier rυ, and the conveyor θ
The grain bags on υ can be conveyed onto the truck bed by a conveyor (to). The present invention has the above-mentioned structure and function, and in particular, a) a carrier tO+ is installed at the rear of the agricultural tractor (1). Install V.

b. The carrier 0υ is raised and lowered by a hydraulic mechanism.

C. Carrier [1] except for its front wall tSV, the left and right side walls, and the rear side wall can be removed.

d, bottom a of carrier θJ! −〇 Install the side edge bracket metal line.

e. Attach the hook (■) at an appropriate position higher than the engagement fitting 63 of the carrier 6D.

f. A retaining pin 6D is provided at the lower end of the conveyor to be removably engaged with the engaging fitting 6.

g. Attach a coupling device Iη to keep the conveyor in an inclined position at an appropriate position on the conveyor, and engage with the coupling device 6υ hooks to fix the conveyor in an inclined shape.

h. Change the inclination of the conveyor by changing the length of the connector.

+11 Grain bags etc. can be transported by the carrier θυ attached to the rear of the agricultural tractor (1).

(2) The carrier is moved up and down by the main hydraulic mechanism, and a conveyor (to) is attached to the carrier υ, so when the hydraulic mechanism is operated to move the carrier up and down by θυ, the conveyor (b) also goes up and down at the same time. be able to. Therefore, they can be easily stacked high on the bed of a truck using hydraulic operation.

(3) Since the conveyor ■ can be attached to and detached from the carrier, it is only necessary to attach the conveyor (to) when necessary.

(4) Connectors that can change the length of the conveyor.
Since the inclination of the conveyor mallet can be changed by attaching the conveyor belt and changing the length of the coupler all, the conveyor mallet can be used even if the distance to the truck bed changes by changing the inclination.

The effect is played.

Figure 1 is an overall side view, Figure 2 is a perspective view of the main parts, Figure 3 is a side view with the loading platform lowered, Figure 4 is a side view with the loading platform raised, and Figure 5 is a side view of the loading platform. Figure 6 is a side view of the mast, Figure 6 is a plan view of the upper link, Figure 7 is a side view of the loading platform, Figure 8 is a sectional view taken along ■-■, Figure 9 is a perspective view with the conveyor installed, and Figure 10 is a schematic view. FIG. 11 is a longitudinal sectional rear view of the section and a plan view of the main part.

Explanation of symbols (1) Agricultural tractor, (2) Aircraft, (31 (31... Lower link, +41
+41・-axis, (5)...Mounting hole, (6
)...Mounting bracket, (7)...Upper link,
(8)...screw rod, (9)...screw tube, thread...
Forked part k Ql)...Screwed part, 0υ...Shaft part,
a to bin, θ mouth!・Vertical mast, +1
4 aj・shaft attachment part, as nff1・・shaft attachment part, αs
aj...Shaft hole, aηaj...Bin, U aS...Shaft hole, a+a aj...Bin, (support)...Support metal fitting, Ql/shaft, ■...Rear end, (c)...・Tension fitting, Q429・Threaded rod, @(c)...bin, (to)...screw tube, ■...handle, (to) d...space, @d...colo, (1)・Lifting mounting frame,
(To)...Horizontal part, 61)...Wire (or Cheno)
, (To)・Shaft hole, ω・Vertical part, (To)・
・Guide car, (to)...lift arm, (2)d...
Lift rod, (to)... Lifting frame, d... Vertical part,
(B)...Horizontal part, (To)...Axis, (To)...
・Holding metal fitting, (G)...Joining piece, 0 卜・Kya, rear, (6)...Rear wall, (C)...Insertion part, Q4・
... Rear end, (c) ... Fitting part, (Foundation) ... Front wall, i4n ... Engagement part, - ... Engagement hole, 141
・Bottom wall, -...side wall, 6t...recess, aa...
・Engaging metal fittings, links...conveyor, (foundation)...left and right frames,
(To)...Engagement pin, (To)6η...Pulley,
(To)...Belt, 6I...Motor,
■...Support rod, 6 pieces...Connector, mouth...Hook.

Patent Applicant: Suzuki Forging Co., Ltd. Procedural Amendment (Part 1: JPO Commissioner Shima 1) Haruki Tono1, Indication of the Case 1982 Patent Application No. 968442, Title of Invention Agricultural Tractor Conveying Device 3, Amendments to be made Relationship to patent applicant case Patent applicant 4 o attorney 5 Date of amendment order 6 Number of inventions increased by amendment 19 Figure 9

Claims (1)

[Scope of Claims] A transport device for an agricultural tractor comprising a combination of the following requirements a to h. a. A carrier Kl is attached to the rear of the agricultural tractor (11). B. The carrier Kl is moved up and down by a hydraulic mechanism.
and rear side a! (transfer) can be removed. d. An engaging metal fitting 6 is provided on the side edge (2) of the bottom wall of the carrier (1). e. Attach the hook at an appropriate position higher than the engagement tool of carrier i+D. f. An engaging pin 61) is provided at the lower end of the conveyor to detachably engage with the engaging metal fitting 6. g. At an appropriate position on the conveyor, the conveyor 63'Ik
Connector II) & Attachment to keep the conveyor 0 in an inclined shape by engaging the connector with the hook ①. h. The inclination of the conveyor is changed by changing the length of the connector Iω.