JPH0211489Y2 - - Google Patents

Description

[Detailed Description of the Invention] The present invention relates to a wagon frame mounting structure for a vehicle.

2. Description of the Related Art Vehicles such as tractors are equipped with accessory devices such as front loaders and stepping wagons to the vehicle body to enable them to perform various tasks. However, conventionally, when using a front loader, a mounting frame dedicated to the front loader was attached to the vehicle body, and when using a stepping wagon, the mounting frame for the front loader was removed and replaced with a mounting frame for the front loader. Since a mounting frame dedicated to the wagon was attached, handling when replacing accessory devices was extremely complicated, and it was also necessary to prepare a dedicated mounting frame for each.

In view of these conventional problems, the present invention allows the wagon frame to be attached using the front loader mounting frame while it is still attached to the vehicle body, thereby improving work efficiency during replacement. The purpose of this is to reduce manufacturing costs, and its distinctive feature is that a front-rear mounting frame is provided on both the left and right sides of the vehicle body, and a front loader can be attached and detached to both the front and rear ends of this mounting frame. In the vehicle, a wagon frame to which the wagon is attached is removably attached to the attachment parts of each of the attachment frames.

Hereinafter, the present invention will be described in detail with reference to the illustrated embodiment. FIGS. 1 to 3 show a state in which a topping wagon is mounted on a tractor using a mounting frame for a front loader. In FIGS. 1 to 3, reference numeral 1 denotes a tractor body, which is composed of a front axle frame 2, an engine 3, a clutch housing 4, a transmission case 5, and the like. Reference numeral 6 denotes front wheels, which are provided at both left and right ends of a front axle case 7 supported by the front axle frame 2. 8 is a rear wheel provided on both sides of the rear of the tractor body 1, and 9 is a bonnet that covers the engine 3 and the like. Reference numeral 10 denotes a pair of left and right front loader mounting frames disposed on both sides of the front side of the tractor body 1 in the longitudinal direction;
and brackets 12 and 13 projecting downward from both front and rear ends of the side plate 11, the front bracket 12 is connected to the front axle frame 2 via a fixing plate 14, and the rear bracket 13 is connected to the front axle frame 2 via a fixing plate 14. Fixed plate 15
They are each detachably fixed to the clutch housing 4 via bolts or the like. The front bracket 12 is provided with a boss portion 16 as a mounting portion at its lower end, and the rear bracket 13 is provided with a hook-shaped engagement portion 17 as a mounting portion at its upper end. There is. 18 is a topping wagon for harvesting, shredding, and feeding crops for feed.
It is pivotally supported by a pivot shaft 21 at the upper end of a column 20 erected at the front end of a pair of left and right support frames 19, and is rotatable around the pivot shaft 21 by a dump cylinder 22. The lower end of the cylinder 22 is attached to the support frame 19 via a bracket 23, and an elastic stopper 24 for receiving the tipping wagon 18 is provided at the rear of the support frame 19. Reference numeral 25 denotes a wagon frame to which the topping wagon 18 is attached using the attachment frame 10, and there are a pair of wagon frames on the left and right corresponding to each attachment frame 10. Each wagon frame 25 includes a longitudinal guide rail 26 made of angle material, a support bracket 27 projecting downward from the front end of the guide rail 26, and a retaining bracket 27 projecting downward from the rear end of the guide rail 26. and a joint bracket 28,
The support bracket 27 is removably attached to the boss portion 16 of the mounting frame 10 with a mounting pin 29. As shown in FIGS. 4 and 5, there are a pair of left and right engaging brackets 28, and a horizontal engaging body 30 is attached between the lower ends of the brackets with bolts 31, and this engaging body 30 is attached to the engaging portion of the mounting frame 10. 17 in a detachable manner. wagon frame 25
A support frame 19 is supported on the guide rail 26 so as to be slidable back and forth, and this support frame 19 is inserted into an insertion portion 32 at the rear end of the guide rail 26 and fixed at the front end of the guide rail 26 by a mounting pin 33. has been done. Note that the support frame 19 can accommodate a stand (not shown) for installing it on the ground so that the support frame 19 is at approximately the same height as the guide rail 26 when the stepping wagon 18 is removed from the tractor. It is set in. 34
is the left and right wagon frame 2 on the front side of the bonnet 9.
5, and is detachably attached to the support bracket 27 with bolts or the like. Reference numeral 35 denotes a gate-shaped rear connection frame that connects the left and right wagon frames 25 on the rear side of the topping wagon 18, and both ends of the frame are detachably attached to the rear end of the wagon frame 25.

Figure 6 shows the front loader 3 mounted on the mounting frame 10.
The front loader 36 includes a support frame 37, a brace 38 extending forward from the support frame 37, a boom 39 pivotally attached to the upper end of the support frame 37, and a lift cylinder that raises and lowers the boom 39. 40 on the left and right, and a bucket 41 at the tip of the boom 39, which can be operated by a bucket cylinder 42. The tip of the brace 38 is attached to the mounting pin 2 on the boss portion 16 of the mounting frame 10.
9, and the support frame 37 has an engagement bracket 43 and an engagement body 44 at the lower end.
It is removably attached to the engaging portion 17 of the mounting frame 10 via.

Next, the handling method and operation of the above configuration will be explained. The mounting frame 10 is originally for mounting the front loader 36, and is used as a support frame 37 for the front loader 36 during loader work.
And the brace 38 may be attached as shown in FIG. In this case, since the mounting frame 10 is fixed to the front axle frame 2 and the clutch housing 4, the load applied to the tractor body 1 can be distributed back and forth. After that, the support frame 37 of the front loader 36 is attached to the mounting frame 10.
Since it is only necessary to attach the brace 38 and the brace 38, handling at the time of attachment is easy.

When installing the stepping wagon 18 in place of the front loader 36, the procedure is as follows. The mounting frame 10 remains attached to the tractor body 1, and the wagon frame 25 is attached thereto. That is, the engaging body 3 at the rear end of the wagon frame 25
0 is engaged with the engaging portion 17 of the mounting frame 10,
In addition, a pair of engagement brackets 28 supporting the engagement body 30 sandwich the engagement portion 17 from the left and right sides to prevent lateral movement, and the lower end of the support bracket 27 of the wagon frame 25 is attached to the boss portion of the mounting frame 10. 16, and insert the mounting pins 29 into both of them to attach them. Next, the left and right support brackets 27 are connected by the front connection frame 34, and the rear ends of the wagon frame 25 are connected by the rear connection frame 35, respectively, and the pair of left and right wagon frames 25 and the front and rear connection frames 34, 35 are connected in plan view. Construct a rectangular framework. Next, the support frame 19 is attached to the guide rail 2.
Stepping wagon 1 so that it is approximately the same height as 6.
8 is installed on the ground with a stand, and the tractor is driven forward so that the guide rail 26 is aligned with the support frame 19.
The support frame 19 is placed on the support frame 6 while being slid. Then, when the tip of the support frame 19 is inserted into the insertion portion 32, the support frame 19 may be fixed to the guide rail 26 with the attachment pin 33. In this way, the mounting frame 10 for the front loader 36 is used as is, and the wagon frame 2 is attached to it.
If you install 5, the front loader 36
It is extremely easy to handle when converting between the topping wagon 18 and the tipping wagon 18, and it is also very economical compared to preparing dedicated mounting frames for each.

In the above embodiment, the wagon frame 25 was mainly composed of the guide rail 26 made of angle material, but as shown in FIGS. 7 to 9, a rectangular tubular main frame 45 is provided, and A guide rail 26 may be provided via the seat plates 46 and 47. Alternatively, a pair of brackets 48 may be provided at the rear end of the guide rail 26, and a pin hole 49 may be provided in the bracket 48 for inserting a mounting pin, so that the support frame 19 is locked therein so as not to be movable. If the distance between the front boss portions 16 is narrow, a horizontal cylinder 52 is provided between the brackets 50 and 51 as shown in FIG. 9, and they are mutually reinforced with ribs 53 and 54. Also good.

In addition, the mounting parts on the front and rear of the mounting frame 10 are not limited to the structure of the embodiment, and may use bolts, pins, etc. as long as they have a structure that allows the wagon frame 25 etc. to be mounted. .

In this invention, the mounting frames provided on both the left and right sides of the vehicle body for mounting the front loader are used for wagons, and the wagon frame is removably mounted on the front and rear mounting parts of the mounting frame. It is easy to handle when changing from a wagon to a wagon, and it is also economical because there is no need to prepare a dedicated mounting frame for each.

[Brief explanation of the drawing]

1 to 6 illustrate one embodiment of the present invention, in which FIG. 1 is a cutaway side view of the wagon installed, FIG. 2 is a front view of the same, and FIG. 3 is the same as that shown in FIG. - Arrow view, Figure 4 is a cross-sectional side view of the rear mounting part,
Fig. 5 is a view in the direction of - arrow in Fig. 4, Fig. 6 is a cutaway side view of the front loader installed, Fig. 7 is a side view of the wagon frame, Fig. 8 is a front view thereof, and Fig. 9 is a cutaway side view of the wagon frame. It is a - arrow direction view of FIG. 1...Tractor body, 10...Mounting frame,
16...Boss part, 18...Tepping wagon, 1
9...Support frame, 25...Wagon frame,
26... Guide rail, 30... Engaging body, 34...
Front connection frame, 35... Rear connection frame, 36
...Front loader.

Claims (1)

[Scope of utility model registration request] In a vehicle that is provided with longitudinal mounting frames on both the left and right sides of the vehicle body, and mounting sections for removably mounting a front loader on both front and rear ends of the mounting frames, the wagon frame to which the wagon is attached is attached to each of the mounting frames. A vehicle wagon frame mounting structure characterized by being detachably attached to the mounting part.