JPH09338U - Grain container dumper for grain carrier - Google Patents

Abstract

(57) [Abstract] [PROBLEMS] In a grain carrier having a configuration in which a grain container is placed on a loading platform of a truck, the grain container to be loaded on the loading platform is provided on the rear side and both left and right sides of the loading platform. It is possible to rotate the dump truck in any of the directions, and to drive the dump truck in the grain container appropriately by a simple operation. SOLUTION: An underframe-shaped base B is rotatably supported on an upper surface of an abutment 8 which can be freely loaded and unloaded on a loading platform 1 of a truck T, and is pivoted around a vertical support shaft 80. A grain container G is provided on the upper surface of the base B, and an opening 91 for discharging the grain, which is provided on the peripheral surface, is mounted so as to face the rear of the base B, and the center of the spindle 20 provided on the rear end side of the base B is mounted. A support unit 74 is attached to the rear so that the dump can be rotated, and the lifting device 7 is mounted to the base B.
Of the cable 72, which is pivotally supported on the upper end of the column 6 which is erected on the front end side of the above, and which is guided downward through the pulley 74, is attached to the hanging metal fitting 30 provided at the lower part of the front end side of the grain container G. Connect them together.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention is a grain carrier used to transport grains harvested in a field by a harvester such as a combine harvester to a workplace where a grain dryer is installed or a facility where a grain processing device is installed. Among the above, the present invention relates to a dump truck for dumping a grain container mounted on a loading platform of a truck in a grain transport vehicle configured to mount the grain container on a loading platform of the truck.

[0002]

[Prior art]

 In the conventional grain container dumping device in the grain transport vehicle of the above-described form, in the conventional one, the direction of the dump rotation of the grain container mounted on the truck bed is, for example, the truck bed. It is confined to one direction towards the rear of the.

[0003]

[Problems to be solved by the device]

 The grain transport vehicle in the above-mentioned form is designed to dry the grain that is installed in the grain processing facility or the work place by dumping the grain container that is placed on the loading platform of the truck. Depending on the form of the grain processing facility or work place, or the placement of the grain inlet of the grain dryer installed in the grain processing facility or work place, It may be difficult to move the trailing edge of the loading platform, and it may become impossible to discharge the grain by rotating the dump of the grain container. Also, from this fact, setting the dumping direction of the grain container to one side of the left and right sides of the truck bed can support the case where the dump truck is rotated to the rear of the truck bed. In addition, the side of the left and right side edges of the cargo bed that is opposite to the side on which the grain container is dump-rotated is the direction in which the grain container is dump-rotated for the convenience of operating the truck body. In some cases, there is a problem that cannot be dealt with.

From this, a turntable that rotates like a turntable is provided on the bed of the truck, and a grain container that rotates in a dump manner is mounted on the turntable. On the other hand, there is a problem that it is difficult to connect the drive mechanism for rotating the dump truck.

[0005]

【Purpose】

 The present invention has been made in order to solve the above-mentioned problems occurring in the conventional means, and in a grain carrier of a form in which a grain container is placed on a truck bed, The grain container to be placed on the dump truck can be dump-rotated in both the rear and left / right directions of the loading platform, and the dump-rotation drive of the grain container can be performed with a simple operation to ensure proper operation. The aim is to provide new means to enable

[0006]

[Means for Solving the Problems]

 And, as a means for achieving the above-mentioned object, the present invention is capable of swinging about a vertical support shaft 80 on the upper surface of an abutment 8 which can be freely loaded and unloaded on a loading platform 1 of a truck T. An underframe-shaped base B is supported on the base B, and a grain container G is mounted on the upper surface of the base B with a grain discharge opening 91 provided on the peripheral surface facing the rear of the base B. , The support shaft 20 provided on the rear end side of the base B is mounted and supported so as to be capable of dumping and rotating backward, the lifting device 7 is mounted on the base B, and the cable 72 wound around the lifting device 7 is lifted. A pulley 74 that guides in this manner is pivotally supported on the upper end of the column 6 that is erected on the front end side of the base B, and the feeding side of the cable 72 that guides downward through the pulley 74 is the front end side of the grain container G. Grain transportation that is linked to the hanging metal fitting 30 provided at the bottom It is intended to raise dump device grain container in.

[0007]

【Example】

 Next, embodiments will be described in detail with reference to the drawings. FIG. 1 is a side view of the whole grain carrier in which the present invention is implemented. In the figure, T is a truck, 1 is a loading platform of the truck T, and B is a rotatable table on the loading platform 1. A mounted base, G is a grain container mounted on the base B so as to rotate backward for dumping, and 7 is a lifting device assembled to the base B for rotating the grain container G for dumping, 72 Indicates a cable drawn from the drum 70 of the lifting device 7.

The truck T is an ordinary truck, and the trailing edge and the left and right side edges of the loading platform 1 are provided with loading racks 10 ...

As shown in FIG. 5, the base B mounted on the luggage carrier 1 in the form of a rotary table has a rectangular frame shape in plan view. As shown in FIG. 7, the base B is mounted on an abutment 8 framed in the shape of a square underframe, and is attached to a vertical support shaft 80 provided at the center of the abutment 8. By mounting a bearing metal fitting 81 mounted on the central portion of the base B, it is supported on the abutment 8 so as to freely turn around the support shaft 80 in a turntable shape. Wheels 82, which guide the pivot shaft 80 at the time of turning operation, are pivotally supported on the lower surface side of the base B, and the upper surface of the abutment 8 is Rails 83, on which the wheels 82 run, are annularly arranged along a virtual circle centered on the support shaft 80. Then, the base B together with the abutment 8 is mounted on the upper surface of the loading platform 1 to be mounted on the upper surface of the loading platform 1 in a turntable shape.

Thus, the base B has a rear frame 2 forming a frame member on the rear side of the frame f of the grain container G at the front end thereof, forming a rigid frame integral with the base B. It is erected so as to be reinforced and is reinforced by the reinforcing frame 2c. Further, on the front end side, a pillar 6 is erected at a position located in front of the grain container G mounted on the base B, and the lifting device 7 is assembled to the pillar 6. It is supported by the base B.

The grain container G mounted on the upper surface of the base B has a form configured by suspending a grain bag g on a frame f framed in a cage.

The frame f is a rear frame 2 that is integral with the base B that rises from the rear end of the base B, and the rear end is connected to the lower end of the rear frame 2 by a connecting shaft 20. A floor member 3 which is superposed on the floor member 3, and a lower end portion which is connected to the front end portion of the floor member 3 by a connecting shaft 40 and which rises from the front end portion of the floor member 3 in parallel with the rear frame 2 described above. The front end frame 4 and the rear end frame 2 are bridged between the upper end part of the front part frame 4 and the upper end part of the rear part frame 2 so as to be parallel to the floor member 3 and connected to the front part frame 4 and the rear part frame 2. The above-mentioned connecting shaft 20 which is assembled in a cage shape by the ceiling frame 5 connected by 21 and in which the entire cage-shaped frame f is provided above and below the rear frame 2 fixed to the base B. As shown in FIG. 4, the floor member 3 and the ceiling frame 5 are rotated up and down around the center 21. As described above, the front frame 4 forms a parallel link mechanism that moves up and down while maintaining the posture parallel to the rear frame 2.

The grain bag g is provided with an opening 90 for loading grain on the upper surface side so as to be openable and closable, and a discharge tube 9a for discharging grain is installed on the bottom side of the peripheral surface. A discharge opening 91 is opened at the tip of the discharge tube, and the opening 91 is closed by binding the discharge tube 9a with a binding cord. The grain bag g is dropped into a cage-shaped frame f with its grain discharge opening 91 facing rearward of the base B, and is formed on a peripheral wall made of cloth or the like. By inserting the sheath-shaped engaging portions 92 ... into the beam material of the ceiling frame 5 of the frame f, the beam material of the front frame 4 and the beam material of the rear frame 2, the frame f is suspended and supported. And thus, the grain container G is configured.

A grain container G composed of a frame f framed in a cage shape and a grain bag g suspended on the frame f has a floor member 3 and a ceiling frame 5 with respect to the rear frame 2 of the frame f. When the front frame 4 and the front frame 4 are lifted up in the form of a parallel link mechanism, the floor member 3 is tilted and rotated to perform a dump rotation.

The elevating device 7 is used to rotate the dump in the grain container G, and is mounted and supported on the front end side of the base B.

The elevating device 7 is a winch in this example, and is installed in a machine casing-shaped machine frame 7 a assembled at upper and lower intermediate portions on the front surface side of the column 6 standing on the front end of the base B. An operation handle 71 is connected to the outer end of the rotating shaft of a transmission wheel that supports the drum 70 and transmits the rotation of the drum 70. The operation handle 71 is rotated to rotate the drum 70 and wind it around the drum 70. The attached cable 72 is wound and unwound, and the unwinding side of the cable 72 is guided upward along the front surface of the pillar 6 so that the upper end portion of the pillar 6 is connected to the front surface side and the rear surface side. At the front end of the floor member 3 of the frame f superposed on the upper surface of the base B, it is guided to the rear surface side of the column 6 through the pulleys 73 and 74 which are respectively pivoted to , Pulleys that can be pivotally supported on the suspension fittings 30 provided at the left and right central portions 7 5 is wound from the rear surface side toward the front surface side and guided upward so as to be folded back, and its upper end is connected to the shaft of the rear pulley 74 or the upper end of the column 6. .

As a result, when the operation handle 71 is operated to rotate the drum 70 and the cable 72 is rolled up, the hanging metal fitting 30 at the front end of the floor member 3 is supported by the pulley 75. The front end portion of the floor member 3 is lifted by the ascending operation of the floor member 3, and as shown in FIG. The front frame 4 is lifted and rotated like a parallel link mechanism that moves up and down while maintaining a parallel posture, and by this rotation, the floor member 3 is installed in the frame f that constitutes the parallel link mechanism. As it is, it rises around the connecting shaft 20 and tilts backward, and at the same time, the entire frame f tilts backward while tilting the front end side backward.

The hanging fitting 30 provided on the front end side of the floor member 3 and connected to the cable 72 of the lifting device 7 may be provided in a state of being integrally connected to the floor member 3. However, in this example, as shown in FIG. 6, a sheath cylinder 31 along the front-rear direction is provided at the left and right center portions of the floor member 3, and the rod 32 is inserted and inserted into this so as to be freely retractable. The hanging metal fitting 30 is mounted on the outer end of the rod 32 and the pulley 75 pivotally supported on the hanging metal fitting 30 is wound around the middle of the cable 72. When 30 is lifted, the hanging metal fitting 30 is pulled out to the side of the column 6 by the sliding operation of the rod 32, and rises along the rear surface 6a of the column 6. Further, at this time, when pulling up the pulley 75 pivotally supported on the hanging fitting 30 by the cable 72, the pulley 75 comes close to the rear surface 6a of the column 6 by the force acting in the direction of pulling out the rod 32. The outer peripheral surface of 75 is formed as a roller that abuts the rear surface 6a of the strut 6, or a roller that contacts the rear surface 6a of the strut 6 is separately provided on the front side of the hanging metal fitting 30, and the pulley 75 makes the rear surface 6a of the strut 6 move. Is used as a guide surface and is designed to rise along the rear surface of the pillar 6.

The device of the present invention configured as described above operates as follows. As shown in FIG. 1, while the grain container G is mounted on the loading platform 1 of the truck T, the loading frame 10 at the trailing edge of the loading platform 1 of the truck T is opened and rotated to move the grain. If the bottom discharge tube 9a of the bag g is pulled backward from the frame of the rear frame 2 of the frame f to open the opening 91, and the lifting device 7 assembled to the base B is operated, the grain container The floor member 3 of the frame f, which is the bottom surface of G, dump-rotates backward with the connecting shaft 20 on the rear end side of the base B as a fulcrum, and the whole grain container G tilts backward. The grains are discharged toward the rear of the loading platform 1.

Next, the left or right loading frame 10 of the loading platform 1 is opened and rotated to move the base B supporting the grain container G so that its rear end side is on the left side of the loading platform 1 or If the lifting and lowering device 7 attached to the base B is operated in this state by turning the support 8 toward the right side, the grain container G tilted and rotated rearward with respect to the base B is moved. , The state in which the container T of the truck T is tilted and rotated leftward or rightward, and the grain container G is dumped and rotated toward the left or right side of the carrier 1. Becomes

At this time, the elevating device 7 for rotating the grain container G by dumping is mounted on and supported by the base B, so that the rotating direction of the base B changes the direction of dumping rotation. Since the relative position with respect to the grain container G does not change, the dumping operation of the grain container G can be obtained by simply operating the elevating device 7.

Then, in order to dump-rotate the grain container G by the operation of the elevating device 7, the grain container G of the grain container G is connected so as to be connected to the cable 72 fed from the drum 70 which is the operating portion of the ascending / descending device 7. The lifting metal fitting 30 provided at the front end moves in and out of the grain container G by freely sliding the rod 32 supporting it in the grain container G back and forth. The metal fitting 30 can be vertically moved up and down along the support column 6, and the lifting device 7 makes the lifting operation of the grain container G efficient.

[0023]

[Effect of the invention]

 As described above, in the grain container dump device in the grain carrier according to the present invention, the direction in which the grain container G mounted on the carrier 1 of the truck T is dump-rotated supports the grain container G. By rotating the base B to be rotated with respect to the abutment 8, it becomes possible to freely select either the rear or left or right of the loading platform 1, and the lifting device for rotating the grain container G by dumping. 7 is mounted and supported on the base B, and the relative position with respect to the grain container G does not change when the direction of the dump rotation is changed. Therefore, simply by operating the lifting device 7, It becomes possible to perform the dumping operation of the grain container G whose movement direction is selected as desired, and the dumping operation is performed by the lifting metal fitting 30 provided at the front end portion of the grain container G by the operation of the lifting device 7. , Suspended along pillar 6 Since the so that, so effectively may well then dumped rotated.

[Brief description of drawings]

FIG. 1 is a side view of a grain carrier for implementing the present invention.

FIG. 2 is a side view of a main part of the same grain carrier.

FIG. 3 is a front view of the main part of the above.

FIG. 4 is an explanatory view of the operation of the main part of the above.

FIG. 5 is a plan view of the base of the same grain carrier.

FIG. 6 is a partially cutaway plan view of the above floor member.

FIG. 7 is a plan view of the above-mentioned abutment.

[Explanation of symbols]

B ... Base, f ... Frame, G ... Grain container, g ... Grain bag, T ... Truck, 1 ... Loading rack, 10 ... Loading frame, 2 ... Rear frame, 2a ... Post, 2b ... Connecting member, 2c ... Reinforcement Frame, 2
0.21 ... Connection shaft, 3 ... Floor member, 30 ... Hanging metal fitting, 31 ...
Sheath cylinder, 32 ... Rod, 4 ... Front frame, 40/41 ... Connection shaft, 5 ... Ceiling frame, 6 ... Struts, 6a ... Rear surface, 7 ... Lifting device, 7a ... Machine frame, 70 ... Drum, 71 ... Handle , 72
… Cable, 73 ・ 74 ・ 75… Pulley, 8… Abutment, 80
... spindle, 81 ... bearing member, 82 ... wheel, 83 ... rail,
Reference numeral 9a ... Discharge tube, 90 ... Opening for inserting grain, 91 ... Opening for discharging grain, 92 ... Locking part.

Claims (1)

[Utility model registration claims] 1. An underframe-shaped base B is rotatably supported on an upper surface of an abutment 8 which can be freely loaded and unloaded on a loading platform 1 of a truck T, and is pivoted about a vertical support shaft 80. On the upper surface of B, a grain container G is mounted with a grain discharge opening 91 provided on the peripheral surface in a posture facing the rear of the base B, and a support shaft 20 provided on the rear end side of the base B. A suspension 74 is rotatably attached to the center of the rear so as to be rotatable, a lifting device 7 is assembled to the base B, and a pulley 74 for guiding a cable 72 caught in the lifting device 7 is lifted.
Of the cable 72, which is pivotally supported on the upper end of the column 6 which is erected on the front end side of the above, and which is guided downward through the pulley 74, is attached to the hanging metal fitting 30 provided at the lower part of the front end side of the grain container G. A dumping device for grain containers in a grain carrier that is linked together.