JPS63262307A - Box delivery method and device thereof - Google Patents

Abstract

PURPOSE:To aim at improvement in space efficiency and reduction in delivery time by installing plural delivery mechanisms in a conveyor truck, combining them together for use, and drawing a vessel to the center of a conveyor, then making it so as to load freight and to move it between racks, in case of a storage vessel delivery device for documents, etc. CONSTITUTION:A box 1 is drawn out of a rack at the left by an outer claw 20a of a delivery mechanism 30a at the left, then an inner claw 26b of a delivery mechanism 30b at the right is engaged with the box 1, drawing in the box 1 up to the center. Next, a holding member 20a of the left side delivery mechanism 30a is moved to the end. In this state, loading or the like takes place. When the box 1 is stored on a rack at the right in addition, the box 1 is moved to the right by the right side delivery mechanism 30b, and these symmetrical delivery mechanisms 30a and 30b are alternately used, moving the box to the right rack for storage likewise. Thus, these symmetrical delivery mechanisms are combined together, making them so as to load a freight at the center of a conveyor, and improvement in space efficiency and reduction in delivery time are contrived.

Description

DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a box carrying-in/out method and apparatus for pulling out boxes from storage shelves and pushing boxes into storage shelves.

(Prior Art) A device (hereinafter referred to as an automatic device) that automatically stores a large number of storage containers containing documents, books, equipment parts, etc., or takes out a desired storage container from a storage shelf to a predetermined position. (referred to as a storage device), the storage container loading and unloading mechanism for pulling out storage containers from storage shelves and pushing them into storage shelves is known as
The one shown in Japanese Patent No. 50 is known.

(Problems to be Solved by the Invention) However, in the conventional storage container transport mechanism, a space equivalent to two carts is required on both the left and right ends of the transport platform, and the entire facility not only becomes larger by the space, but also: In order to discharge the containers drawn in from one side to the other side using one trolley,
There was a drawback that it took time to carry in and out.

The present invention was created in order to solve the above problems, and provides a box loading/unloading method and its device that can be loaded and unloaded in a short time without having a dead space on the conveyor table. With the goal.

(Means for Solving the Problems) The box loading/unloading method of the present invention includes a retractor having at least two or more box loading/unloading mechanisms each consisting of a drive means, a chain mechanism, and a gripping means, and first drives one of the retractors. One end of the box is pulled out to the center of the retractor by driving one chain mechanism and moving the gripping means attached to the chain mechanism up and down and left and right, and then the other drive means pulls out the other end of the box. The chain mechanism of the retractor is driven, and the gripping means attached to the chain mechanism is moved vertically and horizontally, and the box is further pulled out to the center of the retractor and loaded. The box loaded in the center of the retractor is moved to the end of the retractor, and the box is further stored in the storage shelf at the storage position by the other box loading/unloading mechanism.

In the above configuration, the retractor is provided with a belt conveyor mechanism, and after the box is moved by one box carry-in/out mechanism, the belt conveyor mechanism is moved on the retractor, and then the other box is moved. The box can also be loaded and unloaded by moving the box using the loading/unloading mechanism.

Further, the box loading/unloading device of the present invention has two box loading/unloading mechanisms each configured of a motor, a chain mechanism, and a gripping member installed in parallel. It consists of a sprocket and an endless chain that spans between both sprockets, and is characterized in that a gripping member is attached to the endless chain.

At least one claw is formed on the gripping member, but two claws (inner claw and outer claw) may be formed in a bifurcated shape (Example) The present invention will be described below based on the embodiment shown in the drawings. I will explain.

1 to 19 show an embodiment of the method for carrying in and out of a box according to the present invention. The method of loading and unloading this box is as follows:
A box loading/unloading mechanism (hereinafter referred to as loading/unloading mechanism) 30 consisting of a drive means, a chain mechanism, and a gripping means 2
The loading and unloading mechanisms 30a and 30b are assembled and operated as described below.

(1) From the shelf on the left side of the box 1 drawer)■
Drawer mechanism 30a on the left side from the normal position shown in FIG.
2, and lock the locking portion 1a on the right side of the box 1 with the outer claw 21a, as shown in FIG.

■ Rotate the drawer mechanism 30a to the right and pull in the box 1 as shown in FIG.

(2) When the box 1 is pulled in halfway, the drawer mechanism 30b on the right side is rotated clockwise to lock the locking portion 1a of the box with the inner claw 22b of the drawer mechanism 30b, as shown in FIG. The left hand drawer mechanism 308 stops the gripping member 20& when it reaches the home position.

■ Rotate the drawer mechanism 30b to the right, pull the box 1 into the center as shown in FIG.
0b is stopped near the end.

(2) Rotate the drawer mechanism 30a clockwise to move the gripping member 20a to the end as shown in FIG.

(2) Storing the box 1 (to the right shelf) ■ Rotate the drawer mechanism 30b clockwise to move the box 1 to the right side as shown in FIG.

(2) Rotate the drawer mechanism 30b clockwise to stop the gripping member 20b at the central position as shown in FIG.

(2) Rotate the drawer mechanism 30a clockwise and move the box 1 to the right until the gripping member 20a comes to the center (see FIGS. 9 and 10).

At this time, the inner claw 22a of the left gripping member 20a is connected to the outer claw 21.
Rotate it to the a side.

■ Rotate the drawer mechanism 30b to the right and hold the gripping member 2 on the right side.
At 0b, box 1 is stored on the right shelf (see Figures 11 and 12).

After that, the gripping members 20a and 20b are moved to the regular position,
The inner claw 22a of the gripping member 20a is rotated to the right (first
(See Figure 3).

(3) Storage of Box 1 (to the left shelf) For storage in the right column, the drawer mechanism 30a.

Since the other parts are the same except that the operating order and rotation direction of 30b are reversed, the explanation will be omitted (see FIGS. 14 to 19).

Next, other embodiments of the box loading and unloading method are shown in Figures 20 to 2.
This will be explained based on FIG. In this embodiment, a belt conveyor mechanism is provided in addition to two sets of box dispenser mechanisms.

(1) From the shelf on the left side of the box 1 drawer)■ 2nd
Rotate the drawer mechanism 14 on the left side clockwise from the normal position shown in Figure 0 to move the gripping member 10a to the locking part la on the right side of the box 1.
(See Figure 21).

- Rotate the conveyor 13 clockwise together with the dispenser mechanism 14 to pull out half of the box 1 (see Figure 22).

■ After stopping the conveyor 13 and retracting the gripping member 10a to the lower right position (see Fig. 23), the conveyor 13 is rotated clockwise again to bring the box 1 to a predetermined position and the conveyor 13 is stopped (see Fig. 23). (See Figure 24).

(2) Storage of box 1 (to the shelf on the right) ■ Conveyor 1
3 to the right to move box l to the right (second
(See Figure 5).

■ Rotate the drawer mechanism 15 on the right side to the right and remove the gripping member 10.
Push box 1 further with b (see Figure 26).

(2) After pulling the gripping member iob into the fixed position, the conveyor 13 and dispenser mechanism 15 are stopped (see FIG. 27).

Next, an embodiment of the box loading/unloading device of the present invention will be described in the 28th section.
This will be explained based on FIGS. 32 to 32.

Figure 28 shows a general example of an automatic storage device.
, 2', a large number of boxes 1 are arranged vertically and horizontally, and between the two opposing storage shelves 2, 2' there are boxes 1, which are guided by rails 4, 4' laid on the ceiling and floor. A horizontally movable movable column 5 is provided, and the column 5 is provided with a vertically movable conveyor table 3. The transport table 3 is provided with a box loading/unloading device 6 for pulling out and storing the box 1.

The box loading/unloading device is provided with two facing conveyor mechanisms 30 in which a gripping member 20 is driven by a motor 7 via a chain link. As shown in FIG. 29, one loading/unloading mechanism 30a transports the device from the left end to the center, and the other loading/unloading mechanism 30b transports from the center to the right end of the device. 30a, 30
The movement locus of the tip (portion between the outer claw 21 and inner claw 22) □ of the gripping member 20 shown in b is arranged so as not to overlap.

The loading/unloading mechanism 30 has a configuration described in detail below.

Motor 7 drives drive sprocket 17 via gearbox 16. An endless chain 19 is spanned between the drive sprocket 17 and the driven sprocket 18, and the links of the endless chain 19 have pins 2
4 is installed. This pin 24 is connected to the gripping member 20
It is fitted into a horizontally long elongated hole 23 bored in the hole 23 .

The gripping member 20 has twin-pronged external claws 21 whose tips protrude upward.
and an inner claw 22. The inner claw 22 is pivotally connected to the gripping member 20 by a pin 31, and is rotatable toward the outer claw 21 so that it overlaps with the outer claw 21.

The gripping member 20 is guided by two guide rods 26 and 27 that are continuous in the vertical direction, so that it does not shift left or right when it moves up and down at the starting and ending points of horizontal movement. The guide rods 26 and 27 are supported by the slide block 25, and the slide block 25 is guided by horizontally continuous guide rods 28 and 29 to reciprocate horizontally together with the gripping member 20.

Therefore, the gripping member 20 reciprocates in the horizontal direction in conjunction with the chain 19, and moves upward or downward at the starting and ending points of the horizontal movement.

Next, another embodiment of the box loading/unloading device will be described based on FIG. 33.

This box loading/unloading device 6 is configured by providing two loading/unloading mechanisms and one conveyor 13 within a frame 11.

The loading/unloading mechanism is used to pull out and store the box 1, and includes a motor 7, a chain link 8, and a slide block 9. The chain link 8 is driven by the motor 7, and the slide block 9 is designed to interlock with the chain link 8.
A gripping member 10 that locks onto the locking portion 1a of the box 1 is formed in the box 1.

The conveyor 13 moves the box 1 to the center of the conveyor table or to the end of the conveyor table, and is driven by the motor 12.

(Effects of the Invention) ■ Since boxes are carried in and out using a box carry-in/out mechanism, the dead space on the conveyor table is kept to a minimum.

- The work of pulling the box in from one storage shelf and the work of discharging it to the other storage shelf are performed by separate box loading and unloading mechanisms, so that loading and unloading can be carried out smoothly and in a short time.

[Brief explanation of the drawing]

1 to 19 are schematic diagrams showing one embodiment of the box carrying-in/out method of the present invention, FIGS. 20 to 27 are schematic diagrams showing another embodiment of the box carrying-in/out method, and FIG. 28 is a schematic diagram showing another embodiment of the box carrying-in/out method. A front view based on a perspective view with a part removed to clearly show the automatic storage device, FIG. 29 is a plan view showing one embodiment of the box loading/unloading device of the present invention, and FIG. I-line sectional view Figure 31 is the left side view of Figure 29, Figure 32 is the third
An enlarged view of part A in Figure 0, and Figure 33 is a perspective view showing another embodiment of the box loading/unloading device! It is. 1... Box, 2.2'... Storage shelf 3... Transport platform, 4, 4'... Rail 5... Movable column, 6... Box loading/unloading device 7... Motor, 8... Chain link 9 ...Slide block, 10...Gripping member 11...Frame, 12...Motor 13...Conveyor, 14.15...Carry-in/out mechanism 16...
Gear box 17...Drive sprocket 18...Driven sprocket 19...Endless chain 20.20a, 20b...Gripping member 21.21a, 21b--Outer claws 22.22a, 22b--Inner claw, 23...Elongated hole 24...
Bin, 25...Slide block 26.27.28.2
9...Guide rod 30.30a l 30b--Carrying in/out mechanism'M 1 2 Fig. 3 Atsushi Fig. 4 Fig. WE 5 Fig. 16 Fig. 17 Fig. 18 Fig. IK 19 Fig. 25 Fig. 20 1'4 No. 21 Figure 22 Figure 23 Figure 24

Claims (4)

[Claims] (1) A box in a specific storage position can be automatically pulled out from a storage shelf where multiple boxes are stored in a matrix and carried out to a prescribed position, or conversely, a box can be automatically carried in from a prescribed position and In the method for carrying in and out of a box, the method includes a retractor having at least two sets of box carrying in and out mechanisms each consisting of a drive means, a chain mechanism, and a gripping means, and first, one of the chain mechanisms is moved by one of the drive means. The gripping means attached to the chain mechanism is moved vertically and horizontally to pull out one end of the box to the center of the retractor, and then the other chain mechanism is driven by the other drive means, and the chain mechanism is By moving the gripping means attached to the retractor vertically and horizontally, the box can be further pulled out to the center of the retractor and loaded, or similarly, one box can be loaded into the center of the retractor using the box loading/unloading mechanism. A box loading/unloading method characterized by moving the box to the end of the retractor and storing the box in a storage shelf at a storage position using the other box loading/unloading mechanism. (2) A belt conveyor mechanism is disposed on the retractor, and after the box is moved by one box loading/unloading mechanism, the belt conveyor mechanism is moved on the retractor, and then the other box is loaded/unloaded. 2. A method for carrying in and out of a box according to claim 1, characterized in that the box is moved by a mechanism. (3) A box loading and unloading device that is installed on a transport platform that automatically transports a specific box to a predetermined position from a storage shelf that stores a plurality of boxes in a matrix, and that pulls out and stores the box. , two box loading/unloading mechanisms each consisting of a chain mechanism and a gripping member are installed in parallel, and the chain mechanism includes a drive sprocket driven by a motor, a driven sprocket, and an endless chain spanned between both sprockets. 1. A box loading/unloading device comprising: a gripping member attached to the endless chain. (4) The box carrying-in/out device according to claim 3, wherein the gripping member has an outer claw and an inner claw formed in a twin-pronged shape.