JPH05178588A - Barrel conveying device for lift truck - Google Patents

Abstract

PURPOSE:To provide a barrel conveying device which is capable of simultaneously conveying a plurality of barrels, automatically inputting the barrels in a shelf, and handling the barrels having different sizes. CONSTITUTION:Two barrels of front and rear barrels are placed on rollers 15... and 16... of a pair of holding shafts 14 of a barrel conveying device 10 elevatably supported to the mast of a lift truck 1 through a moving head 7, and the lift truck is run to a given shelf position. In this case, in the lift truck 1, the lift truck moves the moving head 7 aside to the one side and the barrel conveying device 10 is brought into a state that the longitudinal direction thereof is extended along the direction of the width of a car body. After through operation of an operation lever, the barrel conveying device 10 is raised to a desired height, a hydraulic cylinder 13 is expanded, a moving frame 24 is inclined, each barrel is scooped up by the slope of a regulating tool 28 located on the upper surface thereof, and the barrel on the shelf side is rolled and guided. Along raising of the moving frame 24, a support table 30 is brought into a state to incline forward downward and each barrel is rolled and transferred.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lift truck barrel transport device capable of carrying a wine barrel for whiskey brewing and the like into and out of a predetermined shelf.

[0002]

2. Description of the Related Art The applicant of the present invention previously found that
A lift car for cylindrical cargo handling shown in Japanese Patent No. 24 is proposed. This lift car is carried in by rotating a Y-shaped arm left and right around a rotation axis so that a cylindrical body such as a barrel placed on its upper surface is rolled into a predetermined shelf provided on the left and right of the vehicle body. It is possible.

[0003]

However, in such a conventional technique, a plurality of barrels cannot be simultaneously transported. Therefore, the lift truck has to frequently travel back and forth between a shelf and, for example, a brewery, which not only lowers work efficiency but also wastes fuel consumption. This problem is extremely important for a battery-operated lift truck used in a particularly clean environment.

The present invention has been devised in view of the above problems, and an object of the present invention is to provide a lift truck capable of simultaneously carrying a plurality of barrels and automatically loading the barrels into shelves and handling barrels of different sizes. To provide a barrel carrier.

[0005]

SUMMARY OF THE INVENTION The present invention comprises a movable head provided on a mast so as to be movable up and down and slidable in the width direction of a vehicle body, and a swing shaft rotatably supported on a tip portion of the movable head. And a movable frame which is attached to the lift truck and which is fixed to the swing shaft and projects a fixed frame to the left and right, and movable frames which are provided outside each of the left and right fixed frames, each movable frame being the fixed frame. One end is rotatably pivoted to the tip part and the other end is connected by a connecting part pivotally attached to a cylinder supported on the base part. A pedestal that is tiltably supported in a state and that pivotally supports a plurality of rollers on its upper surface. There is a locking piece that comes into contact with this piece from above. The fixed frame is obtained by the basic configuration of the person pieces and locking piece to form a notch that can intervene.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. As shown in FIG. 2, the lift truck 1 includes a main body 2, a straddle arm 3 that pivotally mounts a road wheel 18 at a tip end thereof, and a mast 4, and a lift bracket 5 is mounted on the mast 4 so as to be vertically movable. To be done.

A drive wheel 17 for steering the lift truck 1 is provided on the main body 2 so as to be steerable by a handle 20, and an operation lever 21 for instructing a cargo handling operation and a traveling operation is further provided. In this example, the mast 4
Shows a relatively high lift, a stay 19 is installed between the main body 2 and the mast 4 in order to prevent the mast 4 from swinging or twisting, and the straddle arm 3 and the main body of the lift truck 1 are also installed. The section 2 is provided with guide rollers for traveling along the shelf passage at four positions on the front, rear, left and right of the vehicle body.

Rack gears 6A, 6A are provided on the front end surface of the lift bracket 5 vertically in the vehicle width direction, and a pinion 6 meshing with the rack gears 6A, 6A.
A movable head 7 having upper and lower portions B and 6B is slidably provided. The pinions 6B and 6B are rotationally driven by an oil motor or the like (not shown), which allows the movable head 7 to slide in the vehicle width direction of the lift truck 1 along the rack gears 6A and 6A.

A swivel shaft 8 is rotatably supported by a drive source (not shown) at the tip of the movable head 7, and a carriage 9 is fixed to the swivel shaft 8. The barrel transport device 10 is attached.

As described above, as shown in FIGS. 5 to 7, the movable head 7 is moved along the rack gear 6A while the swivel shaft 8 for mounting the barrel transporting device is interlocked with the rotary shaft 8 to be rotationally driven. This allows the barrel carrier to face the left or right shelf 40 in a very small space.

The barrel carrier 10 has a base 12 moored and held by the carriage 9, and a pair of left and right fixed frames 11 are formed to project forward from the base 12. Base 12
The bottom side of the hydraulic cylinder 13 is rotatably supported by a bracket 26 by a pin or the like. Further, the fixed frame 11 is formed of a member having a hollow cross section to reduce its own weight, and a plurality of rollers 15 ...
Holding shafts 14 for supporting the barrel and holding the barrel are arranged at a predetermined interval. It should be noted that the rollers 15 are located above the upper surface of the fixed frame 11 and prevent the barrel from coming into contact with other element members when the barrel T2 is placed on the rollers 15. sell.

A movable frame 2 is provided outside each of the fixed frames 11.
4 and 24 are provided side by side, and the movable frames 24 and 24 are rotatably supported by a tip end of the fixed frame 11 by a pivot 27. Further, on the upper surface of each of the movable frames 24, there is provided an adjusting tool 28 which slides in a direction orthogonal to the longitudinal direction thereof and which can be positioned and fixed by a fastener such as a bolt. Thus, when carrying barrels of different sizes, it is possible to slide the adjuster 28 according to the shape of the barrel and adjust it at an arbitrary interval.

The left and right adjusters 28 have an inclined surface 29 provided with an inwardly descending slope so as to follow the contour of the barrel. In this example, the adjusters 28 are divided into front and rear parts. Is illustrated as an example. A fence 22 is provided around the movable frame 24 to prevent the barrel from falling.

The left and right movable frames 24 are connected to each other at a rear end side by a connecting portion 25 having a substantially inverted "U" shape, and a rod side of the hydraulic cylinder 13 is pinned to an intermediate portion of the connecting portion 25. Etc., so that it can be pivoted. Therefore, when the hydraulic cylinder 13 is extended, the movable frame 24 can be swung about the pivot 27.

Between the left and right fixed frames 11, 11 and in the front part, a cradle 30 is provided so as to always be in a front-down state.
Is rotatably supported by a pin 31 penetrating to the fixed frame 11. That is, in this example, since the pin 31 supports the rear end rather than the substantially middle part of the pedestal 30, a configuration in which the pin 31 is always in the front-down state due to weight balance is shown. For example, a spring may be used so that the spring is always biased downward.

The pedestal 30 has a plurality of rollers 16 ...
A holding shaft 14 having a structure for rotatably supporting the shaft is provided side by side, and the abutting piece 3 projecting outward to the left and right respectively at the rear end side.
Equipped with 2, 32. On the other hand, in the movable frames 24, 24,
Locking pieces 33, 33 for tilting the pedestal 30 by contacting the abutting pieces 32, 32 are fixed inward.

Further, a cutout 34 is formed in the fixed frame 11 so that the abutting piece 32 and the locking piece 33 can be positioned. Incidentally, when the movable frame 24 is in the horizontal state, the receiving table 30 has the locking piece 33 and the contact piece 32 arranged so as to keep the substantially horizontal state.

Further, from the fixed frame 11, the pedestal 30
Of the stopper 35 to regulate the front lowering position of the
Is provided.

[0019]

Next, the operation of the present invention will be described with reference to FIGS. First, the barrels T1 and T2 are mounted on the rollers 15 ... 16 of the pair of holding shafts 14 in advance, and the lift truck 1 is run to a predetermined shelf 40 position.

At this time, as shown in FIG. 5, in the lift truck 1, the movable head 7 is moved to the right or left side, and the longitudinal direction of the barrel transporting device 10 is set in the vehicle width direction. This is because the vehicle width of the lift truck 1 is reduced and the traveling stability is increased.

Then, the barrel lever 10 is raised to a desired height by a predetermined operation of the operating lever 21,
After that, the rod of the hydraulic cylinder 13 is extended. As a result, the movable frames 24, 24 are inclined with respect to the fixed frames 11, 11, and the barrels T1, T placed on the fixed frame 11 by the inclined surface of the adjusting tool 28 arranged on the upper surface of the movable frame 24.
2 can be picked up on the adjusting tool 28 of the movable frame 24 and guide the barrels T1, T2 towards the shelf 40 side.

Incidentally, as the movable frame 24 rises, the locking piece 33 also rises, so that the pedestal 30 is gradually lowered to the front, and finally the rod of the hydraulic cylinder 13 is fully extended. Then, as shown in FIG. 4, the pedestal 30 is in a front-down state until it comes into contact with the stopper 35. In this state, the rollers 15 of the holding shaft 14 provided on the pedestal 30 are located a considerable distance below the adjusting tool 28 provided on the upper surface of the movable frame 24.

As a result, when the barrel T2 placed on the lift truck 1 side of the barrel carrier 10 rolls on the movable frame 24, the holding shaft 14 provided on the pedestal 30. It is possible to avoid the risk of the barrel 15 bouncing due to the contact with the rollers 15 of the barrel 15 and falling from the barrel carrier 10.

[0024]

As a result of adopting the above configuration, the present invention provides
Since multiple barrels can be transported at the same time and can be automatically loaded into the shelves at one time, the number of round trips between the brewery and the warehouse can be halved compared to the conventional one, which is excellent in workability and in battery-operated lift trucks. , Power consumption can be significantly reduced.

Further, since the movable frame is provided with an adjusting tool capable of changing the pitch according to the size of the barrel, barrels having different sizes can be handled by one barrel carrying device.

Further, when the barrel is carried into the shelf, the cradle for holding the barrel on the front side is lowered by utilizing the operation of the movable frame with the inclination of the movable frame, which is extremely simple. With such a configuration, a plurality of barrels can be smoothly carried into the shelf without contacting the barrel rolling from the rear with the cradle.

[Brief description of drawings]

FIG. 1 is a perspective view of the present invention.

FIG. 2 is a side view of a lift truck equipped with the present invention.

FIG. 3 is a side view (partial cross section) showing an operation of the present invention.

FIG. 4 is a side view (partial cross section) showing an operation of the present invention.

FIG. 5 is a plan view of a lift truck equipped with the present invention.

FIG. 6 is a plan view of a lift truck equipped with the present invention.

FIG. 7 is a plan view of a lift truck equipped with the present invention.

[Explanation of symbols]

 1 Lift Truck 2 Main Body 3 Straddle Arm 4 Mast 5 Lift Bracket 7 Movable Head 8 Slewing Axis 9 Carriage 10 Barrel Conveying Device 11 Fixed Frame 12 Base 13 Hydraulic Cylinder 14 Holding Shaft 15 Roller 16 Roller 24 Movable Frame 25 Coupling 27 Axis 28 Adjusting tool 30 Cradle 32 This piece 33 Locking piece 34 Notch

Claims (2)

[Claims] 1. A lift truck provided with a movable head provided on a mast so as to be movable up and down and slidable in a vehicle width direction, and a lift truck equipped with a swing shaft rotatably supported at a tip end portion of the movable head. The movable frame includes a base fixed to the swivel shaft and projecting a fixed frame to the left and right, and a movable frame provided outside each of the left and right fixed frames. One end of each movable frame is rotatable at the tip of the fixed frame. And the other end are connected by a connecting part pivotally attached to a cylinder supported on the base part, and are supported between the fixed frames and at the front part so as to be always tiltable in a front-down state, and The upper surface is provided with a pedestal that pivotally supports a plurality of rollers, and the pedestal has projections protruding laterally to the left and right at the rear end side, and the movable frame abuts against the abutment from above. A stopper is provided, and the fixed frame is provided with the stopper and the engaging member. Barrel transporter lift truck piece is formed by forming a notch capable of intervening. 2. The barrel of a lift truck according to claim 1, wherein the movable frame is provided with a combination of left and right adjusters provided with an inclination that slides in a direction orthogonal to a longitudinal direction of the movable frame and descends inward. Carrier.