JPH0743062Y2 - Transfer device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a transfer device, and more particularly to a device for transferring loads between a lifter and a transportation truck.

[Conventional technology]

In the manufacturing process of an automobile, when an engine production factory and a body assembly factory are separated from each other in location, the assembled engine must be loaded on a transportation truck and transported to the assembly factory. During such transportation, loading of cargo onto a truck has conventionally been carried out by a method in which a pallet having an engine as a cargo loaded on a cargo bed of an ordinary truck is bulk-loaded by a forklift. Similarly, unloading at the transfer destination is also performed using a forklift. Such an unloading method is a method widely used not only for transportation in automobile production but also for unloading packages in general.

[Problems to be solved by the device]

However, the above-mentioned conventional bulk loading method using a forklift has problems that not only manpower is required, but also work efficiency and safety are not good, and loading and unloading cannot be performed efficiently.

The present invention is intended to solve such a problem, and it is necessary to load a pallet loaded with work as a load onto a transport truck and to unload an empty pallet from which the work is unloaded from the transport truck. An object of the present invention is to provide a mutual transfer device that can be efficiently carried out using a multi-stage conveyor.

[Means for Solving the Problems]

In order to achieve the above-mentioned object, the transfer device of the present invention comprises a lifter having a supporting base mounted on the upper part thereof so as to be able to move up and down, and a horizontal transfer device mounted on the supporting base in two steps, upper and lower. The lifter-side upper conveyor and the lifter-side lower conveyor, and the lifter-side conveyor driving mechanism provided so that the lifter-side upper conveyor and the lifter-side lower conveyor can be driven in opposite directions by a control signal from the control panel. It is possible to drive the upper and lower truck side conveyors and the lower truck side conveyors, which are vertically mounted on the loading platform of the trucks, and the above truck side upper conveyors and truck side lower conveyors in opposite directions. A truck side conveyor drive mechanism provided in the truck,
A track side connector provided on the track side for obtaining electric power and a control signal to the track side conveyor drive mechanism, and provided on the lifter side so as to be connectable to the track side connector, and electric power and control from the control panel It is characterized by having a lifter side connector for supplying a signal to the track side conveyor drive mechanism.

[Action]

The transfer device of the present invention described above operates as follows.

(1) On the upper conveyor of the lifter, for example, a load such as a loading pallet loaded with works is placed. A load such as an empty pallet on which a work is unloaded is placed on the lower conveyor of the transport truck.

(2) When the trucks that have moved backward toward the lifter are brought closer in series, the drive mechanism is driven after the level adjustment of the lifter and the conveyors on the other side of the track, and both upper conveyors and lower conveyors are driven in opposite directions. Accordingly, the loaded pallet is transferred from the lifter to the truck, and the empty pallet is transferred from the truck to the lifter.

(3) The loading pallet is placed again on the upper conveyor of the lifter that has been emptied after the transfer by an appropriate means, and the empty pallet on the lower conveyor is removed by an appropriate means. The haul truck places a loading pallet on its upper conveyor to the destination.

(4) The loaded pallets on the upper conveyor of the transportation truck that has arrived at the destination are unloaded by appropriate means, and instead, the empty pallets are placed again on the lower conveyor.

〔Example〕

Next, a transfer device as an embodiment of the present invention will be described. FIG. 1 is a schematic side view of the lifter, FIG. 2 is a front view of the lifter, and FIG. 3 is a schematic view of the truck. FIG. 4 is a side view, and FIG. 4 is a schematic side view showing a method of transferring a load using these lifters and trucks.

The transfer apparatus of this embodiment comprises the lifter with conveyor shown in FIGS. 1 and 2 and the truck with conveyor shown in FIG.

As shown in FIGS. 1 and 2, the lifter with a conveyor includes a lifter 1 having a vertically movable supporting base 11 mounted on the upper part thereof and an upper part for horizontal transfer mounted on the supporting base 11 in two upper and lower stages. The conveyor 2 and the lower conveyor 3 are provided, and conveyor drive mechanisms 21 and 31 for driving the upper conveyor 2 and the lower conveyor 3 in opposite directions are provided.

The lifter 1 includes a base plate 12, a hydraulic jack 13 provided upright on the base plate 12, and a pantograph-shaped link mechanism 14 that connects the support base 11 and the base plate 12.
The inner ends of the inner ends of the bases are supported by the support base 11 and the base plate 12 at the inner end side pivoting parts 17, respectively, and the intermediate parts are pivotally connected to each other by the intermediate pivoting parts 16, and the base end 12 and the support base 11 are respectively connected at the outer end 15. Slidably abuts the supporting surface of the.

The upper conveyer 2 and the lower conveyer 3 are supported by a large number of vertical members 4 at intervals in the vertical direction, and are arranged in two rows in two rows in parallel in the horizontal direction.

The lifter with the conveyor receives power from the building, and the conveyor drive mechanisms 21 and 31 and the hydraulic jack 13 are configured to be controlled by a control panel (not shown) provided in the building or the lifter 1. It is provided with a connector 6 for guiding electric power and control signals to a track described later.

In the lifter with the conveyor configured in this way,
When the control panel is controlled, the lifter 1 can be moved up and down and the conveyor drive mechanisms 21 and 31 can be driven and controlled.

Next, a truck with a conveyor will be described. As shown in FIG. 3, the truck has an upper conveyor 2'and a lower conveyor 3'for front and rear transportation, which are mounted on a loading platform 5 in two upper and lower two rows. Further, conveyor drive mechanisms 21 'and 31' are provided which can drive them in opposite directions.

The upper conveyor 2'and the lower conveyor 3'have the same dimensions and positions as those of the above-mentioned lifter with conveyor, but unlike this, a power supply and a control panel are not provided,
It has a connector 6'for obtaining power and control signals from the lifter 1.

In a truck with a conveyor configured in this way,
When the control panel on the side of the lifter with the conveyor is controlled, the upper conveyor 2'and the lower conveyor 3'can be controlled in synchronization with the upper conveyor 2 and the lower conveyor 3.

In the transfer device of the present embodiment described above, the lifter with conveyor and the truck with conveyor cooperate with each other in the following manner.

(1) Work W is placed on the upper conveyor 2 of the lifter 1.
The loading pallet P on which the engine is loaded is placed by the crane installed in the factory building.

On the other hand, an empty pallet P'is placed and carried on the lower conveyor 3'of the transportation truck.

(2) When the transport truck is retracted toward the lifter 1 and the upper conveyors 2, 2'and the lower conveyors 3, 3'are brought close to each other so that they are aligned in series, the lifter 1 is lifted and the lifter 1 and the truck companion. The level of each conveyor is adjusted, and then one left and right jack 7 is installed at the rear of the chassis of the transportation truck so that the level of the conveyor on the track side does not change due to changes in load during transfer of pallets. Held in. Further, the connector 6 on the lifter 1 side and the connector 6'on the transportation truck side are connected.

Here, when the conveyor drive mechanism of each of the other conveyors is driven by operating the control panel, the upper conveyors 2 and 2'and the lower conveyors 3 and 3'are driven in opposite directions, and accordingly, the loading pallet is loaded. P is transferred from the upper conveyor 2 to the upper conveyor 2 ', and the empty pallet P'is transferred from the lower conveyor 3'to the lower conveyor 3.

(3) When the transfer is completed, the upper conveyor 2 becomes empty, the loaded pallet P is placed on the upper conveyor 2 ', and the empty pallet P'is placed on the lower conveyor 3,
The lower conveyor 3'is empty. Therefore, in preparation for the next transfer, the loaded pallet P is again placed on the upper conveyor 2 by the crane, and the empty pallet P ′ on the lower conveyor 3 is loaded.
Are brought to the building by appropriate means.

On the other hand, the transport truck is detached from the jack 7, and the loading pallet P is placed on the upper conveyor 2'to reach the destination.

(4) The loaded pallet P on the upper conveyor 2'of the transportation truck that has arrived at the destination is received by the one-stage lifter on the building side of the transfer destination, and the work is hung by the crane to become an empty pallet P '. , The level is lowered by the lifter, and the transferred again on the lower conveyor 3 '.

As described above, according to the transfer device as one embodiment of the present invention, loading of the loaded pallets P onto the transportation truck and unloading of the empty pallets P ′ from the transportation truck are simultaneously performed by using the two-stage conveyor. Since it is performed, the pallets can be efficiently transferred to each other.

The present invention has been described above in detail based on an embodiment, but the present invention is not limited to the above-mentioned embodiment, and various modifications can be made within the scope of the matters described in the scope of claims for utility model registration. It is feasible, for example, the reverse driving of the upper conveyor and the lower conveyor does not necessarily have to be performed completely at the same time, and an outrigger attached to the truck may be used to hold the conveyor level on the truck side.

[Effect of device]

As described in detail above, according to the transfer device of the present invention, the following effects and advantages can be obtained.

(1) The upper and lower conveyors can be driven in opposite directions while the lifter and the truck are provided with upper and lower two-stage conveyors, respectively, so that the trucks are brought close to the lifter so that the corresponding conveyors are aligned in series. After adjusting the level between the conveyors with a lifter, and driving the upper conveyor and the lower conveyor in opposite directions on the lifter side and the truck side, respectively, loading and unloading of cargo from the truck can be performed. The transfer work can be performed simultaneously, and the transfer work can be performed efficiently and safely.

(2) Since power and control signals are supplied from the lifter side to the track side via the connector, there is no need to mount a power supply or control panel on the track side, the configuration is simple and inexpensive, and control on the lifter side is possible. Since the operation of both the lifter-side conveyor drive mechanism and the track-side conveyor drive mechanism can be controlled by the panel, there is an advantage that efficiency and safety are excellent.

[Brief description of drawings]

1 to 4 show a transfer device as an embodiment of the present invention. FIG. 1 is a schematic side view of the lifter, FIG. 2 is a front view of the lifter, and FIG. FIG. 4 is a schematic side view of the truck, and FIG. 4 is a schematic side view showing a method of transferring loads using the lifter and the truck. 1 …… Lifter, 2,2 ′ …… Upper conveyor, 3,3 ′ …… Lower conveyor, 4 …… Vertical material, 5 …… Package, 6,6 ′ …… Connector, 7 …… Jack, 11 …… Support, 12 ... Substrate, 13
...... Hydraulic jack, 14 …… Link mechanism, 15 …… Outer end, 16
...... Intermediate pivot joint, 17 …… Inner end side pivot joint, 21,21 ′, 31,3
1 '... conveyor drive mechanism, W ... work, P ... loading pallet, P' ... empty pallet.

Claims (1)

[Scope of utility model registration request] 1. A lifter having a support table mounted on an upper part thereof so as to be able to move up and down, and a lifter-side upper conveyor and a lifter-side lower conveyor for horizontally transferring, which are mounted on the support table in two upper and lower stages. , A lifter-side conveyor drive mechanism provided to drive the above-mentioned lifter-side upper conveyor and lifter-side lower conveyor in opposite directions by a control signal from a control panel, and two upper and lower stages on a truck bed. A truck-side upper conveyor and a truck-side lower conveyor that are mounted for front-rear transfer, and a truck-side conveyor driving mechanism provided in the truck so as to drive the truck-side upper conveyor and the truck-side lower conveyor in opposite directions to each other And a track side provided on the track side for obtaining power and control signals to the track side conveyor drive mechanism Connector and a lifter-side connector which is provided on the lifter side so as to be connectable to the track-side connector and supplies electric power and a control signal from the control panel to the track-side conveyor drive mechanism. Mounting device.