JPH08165031A - Cargo handling machine for carton - Google Patents

Abstract

PURPOSE: To take out many cartons in a manner to save labor, by providing a constitution such that a front end of the carton is lifted upward a front end of the carton in the next stage, to form a bevel between the upper/lower cartons, here to press insert to this bevel a take out conveyer of including a pick up roller so as to perform taking out the carton. CONSTITUTION: In a front end of a carton in the uppermost step of a carton group piled vertically/horizontally in multirow multistep, while rotating a front end of a pick up roller 2a of applying viscous rubber to the peripheral surface upward in a scraping up direction, by pressing a carton take out conveyer 2 to lift the front end of the carton 3, a bevel 3a is formed between the carton 3 and a carton 3 in the next step. By pressing the conveyer 2 into this bevel by a pusher 5, the carton 3 of horizontal one row is drawn onto this conveyer 2. After conveyer 2 of up-mounting the carton of horizontal 1 row is retracted in parallel moving, the carton 3 is vertically/horizontally moved by the conveyer 2 and conveyed to a required position by a following conveyer.

Description

Detailed Description of the Invention

[0001]

FIELD OF THE INVENTION The present invention relates to a material handling machine for cartons from containers.

[0002]

2. Description of the Related Art For example, in a warehouse, a large number of cartons stacked in a container in multiple rows can be taken out,
In the transportation of cartons, multiple cartons stacked in multiple rows and columns are transferred to a truck, the carton is removed from the container, and the carton is transferred to the truck. It is done by relying on the human resources of the members. Therefore, in the carton-related industry, there is a demand for the development of an economical labor-saving machine for labor-saving and labor-saving in carrying out the carton transportation work.

[0003]

For example, a carton that is highly stacked in a container is stacked from the floor plate to almost the ceiling of the container, and since the carton is stacked over the entire width of the container,
There is no space to insert the carton take-out member between vertically adjacent cartons. Therefore, a method of adsorbing the front end of the carton with a suction pad has been proposed, but there are problems such as carton paper quality and a cut in the adsorbing part, and the carton suction and removal work is not always carried out as expected. Absent. Also, each container has about 1000-2
Since 000 cartons are loaded, it is impossible to shorten the work time unless a plurality of cartons are taken out at the same time.

The present invention has been proposed in view of such circumstances, and it is possible to take out a large number of cartons from a container and to load a large number of cartons into a container, a truck, etc., in a labor-saving and labor-saving manner. The purpose is to provide an economical carton handling machine.

[0005]

Therefore, the invention of claim 1 is to take out a large number of cartons of the same size, which are stacked in multiple rows in multiple rows adjacent to each other on the floor in the left, right, front and back, sequentially from the uppermost one. In the loading and unloading machine for this purpose, the flat U-shaped horizontal support frame, which will be described later, is laterally supported by a large opening at the front end and viscous rubber is applied to the outer peripheral surface, or innumerable short needles are planted vertically and horizontally to move forward and move to the uppermost stage. Of the carton under pressure, and by rotating the front end upward, the front end of the carton is lifted above the front end of the next carton by using the frictional force generated by the front end face of the same carton. Open the groove that extends in the lateral direction between the front end of the next carton and the long pickup roller in the horizontal direction that is strongly pushed into the groove by the translational forward movement. A plurality of short lengthwise moving rollers having the same diameter and having the same rotation direction as the pickup roller, which are arranged in parallel rearward on the same horizontal plane at equal intervals on one of the left end portion and the right end portion of the rail, and the support frame. Both ends are axially supported on the same horizontal plane as the roller for vertical movement, and short rollers in the vertical direction are arranged side by side at equal intervals over the entire length of the other side of the same length pickup roller. A plurality of short lateral movement rollers that are driven at the same number of revolutions in the direction in which the upper end moves toward the moving roller and are axially supported in a flat U-shaped horizontal support frame having a large front end opening. The horizontal surfaces contacting the upper and lower ends of the roller are above the upper and lower surfaces of the support frame, respectively.
It is characterized in that it is located below and the front end of the same length pickup roller projects slightly forward from the front ends of the left and right ends of the support frame.

According to a second aspect of the present invention, the lifting device attached to a movable mount, which is movably supported on the floor via a plurality of wheels, and is locked on the floor if necessary, and the lifting device. A carton-row removing roller conveyor according to claim 1, wherein the front-rear moving device is attached to the front end, and the rear end is fixed to the front end of the front-rear moving device. It is supported by a cantilever and can move up and down and move back and forth in a horizontal position.

According to a third aspect of the present invention, in the take-out roller conveyor for a carton row according to the second aspect, there is provided a vertical conveyor for transferring the cartons discharged from the vertical moving rollers of the conveyor backward. .

The invention of claim 4 is characterized in that the same vehicle is adopted as the movable mount of the take-out roller conveyor of the carton row of claim 3.

[0009]

According to this structure, a pickup roller (hereinafter referred to as PU roller) 7 having an outer peripheral surface provided with viscous rubber is attached to the front end of the uppermost carton 3 of the carton group stacked vertically and horizontally in multiple rows. As shown in FIGS. 4 to 6, the front end of the carton is lifted by rotating the front end in an upward direction so as to open the space between the front end and the front end of the next carton. First, 3a is formed. By pushing the carton take-out conveyor 2 with the pusher 5 in such a manner that the PU roller 2a is pushed into the groove, as a result, one horizontal row of cartons having a predetermined length is drawn onto the carton take-out conveyor 2. In this way, a carton take-out conveyor on which a plurality of horizontal cartons are placed can be retracted in parallel by a pusher, so that a large number of cartons can be taken out. After the horizontal movement and the vertical movement, it is conveyed to a desired position by a succeeding conveyor. By repeatedly performing the carton row unloading operation by the carton unloading conveyor, a large number of cartons can be quickly and labor-savingly transported to the required rear position. This is because the front end of the carton is lifted by the viscosity and / or spikes on the PU roller surface, and the pusher pushes the carton removal conveyor into the groove created between the front lower edge of the carton and the carton immediately below. This is because the carton can be drawn onto the carton unloading conveyor by the rotational force.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Referring to the drawings, an embodiment of the present invention will be described. FIG. 1 is an overall perspective view of the carton loading / unloading vehicle as seen from the rear, and FIG. 2 is an overall perspective view of the carton loading / unloading as shown in FIG. Fig. 3 is a plan view and a side view showing the carton unloading conveyor of Figs. 1 and 2, and Figs. 4 to 6 are IV-VI arrows showing a carton unloading procedure by the carton unloading conveyor of Figs. 1 to 3, respectively. 4 is a side view of FIG.
Is the first step, FIG. 5 is the second step, and FIG. 6 is the third step.
Each step is shown. FIG. 7 is a partial perspective view showing the PU roller of FIGS. 3 to 6.

First, in FIGS. 1 and 2, reference numeral 1 denotes a carton for handling cargo (hereinafter referred to as a cargo handling vehicle), 2 denotes a carton 3 which is vertically stacked along a front surface of a plurality of cartons 3 stacked in multiple rows on a floor. PU roller, a left end vertical movement roller 2b and a right end lateral movement roller 2c,
It is a carton take-out conveyor that divides the vertically adjacent cartons into upper and lower parts and takes out the carton row drawn to the upper surface of the roller.

The carton take-out conveyor 2 is a pivotal member of the apparatus of the present invention, and as shown in FIG. 3, it has a flat U-shaped lateral length having a large opening width whose width in the left-right direction reaches several times the depth in the front-rear direction. In a horizontal roller support frame (hereinafter referred to as a U-shaped support frame) 4, three types of rollers, a PU roller 2a, a vertical movement roller 2b, and a horizontal movement roller 2c, which will be described below, are incorporated. Here, 2a is a plurality of horizontally long carton pickup rollers (hereinafter referred to as PU rollers), and the PU rollers 2a1 and 2a2 are arranged in a line along the opening end of the U-shaped support frame 4, and The outer peripheral surface is covered with viscous rubber 13 as shown in FIG. 7 (A), or innumerable short needles 14 as shown in FIG. 7 (B).
Are planted vertically and horizontally with the tips facing outward. 2b1,
Numerals 2b2, 2b3 ... Are horizontal moving rollers having the same diameter and equal length, and are arranged along the left end of the U-shaped support frame 4 at equal intervals in the front-rear direction. 2c1, 2c2
Denoted at 2c3 ... are longitudinally-moving rollers having the same diameter and the same length. In this manner, the carton take-out conveyor 2 includes a plurality of horizontally long rollers 2a1 and 2a2 arranged in a row along the open end of the U-shaped support frame 4 and the U-shaped support frame 4.
A plurality of horizontally long rollers 2b1, 2b2, 2b3, etc., which are arranged side by side in the front-rear direction in the front-rear direction, and are arranged at equal intervals in the left-right direction along the horizontally long rollers 2a1, 2a2. 2c, 2c3 ...
Each of the above rollers is a roller of the same diameter that is pivotally supported on the same horizontal plane, and is rotated by a motor (not shown) via a chain, a gear, etc., at the same number of revolutions, and is a roller for vertical movement. The rotation direction of 2b1 to 2b4 is the same as that of the PU rollers 2a1 and 2a2, and the front end moves upward.
Each c10 is driven so that its upper end moves to the left.

What is important here is that the PU rollers 2a,
The vertical movement roller 2b and the horizontal movement roller 2c have the same diameter, and the upper and lower ends thereof are on horizontal planes slightly above and below the upper and lower ends of the U-shaped support frame 4, respectively, and the PU roller 2a1. , 2a2 protrudes slightly forward of the front end of the U-shaped support frame 4. However, as shown in the side view of FIG. 3, δ _L = 0 may be set. According to such a carton take-out conveyor, PUs are provided at the front end of each carton that is vertically and horizontally stacked in multiple rows.
By pressing the roller while rotating it to lift the front end of the carton, the carton is sequentially conveyed backward through the inclined conveyor 9 by the following steps.

First, in the first step shown in FIG. 4, the PU rollers 2a1 and 2a2 are pressed against the front end face of the uppermost carton row while rotating. As a result, the PU roller has the entire outer peripheral surface covered with the viscous rubber 13 as shown in FIG. 7 (A), or innumerable short hands 1 as shown in FIG. 7 (B).
Since 4 is vertically and horizontally planted on the entire outer peripheral surface, the front end surface of the carton is pushed up by a large frictional force. Next, FIG.
As shown in FIG. 2, by lifting the front end of the carton row in the second step, the PU roller is pushed into the groove 3a extending in the lateral direction formed between the front end of the next carton row and the carton row. Push the take-out conveyor 2 with the pusher 5. Further, as shown in FIG. 6, in the third step, PU
A horizontal row of cartons of a predetermined length is drawn onto the carton unloading conveyor 2 by the driving force of the rollers. In this way, the carton row is drawn onto the carton take-out conveyor 2 by the long PU rollers including the left and right rollers, and among the plurality of cartons, the plurality of cartons on the left side portion shown in FIG. 2b1, 2b2
.. is conveyed rearward by the inclined conveyor 9 shown in FIGS.

In FIGS. 1 and 2, the carton take-out conveyor 2 extends in the left-right direction along the front surface of a plurality of stacked cartons 3, and an elevating device 6 erected at the front end of the cargo handling vehicle 1. A rear end center portion is supported in a horizontal position via a pusher 5. The pusher 5 is fixed at its front end to the supporting end, which is the rear end of the carton take-out conveyor 2, in a cantilever manner, and is advanced as necessary to move the carton take-out conveyor 2 between the top carton and the next carton. After being pushed in, the upper loaded carton is conveyed rearward by the action of each of the plurality of rollers 2a, 2b and 2c, and the carton take-out conveyor 2 is returned to its original position by retracting the pusher 5.

9 is a cargo handling vehicle 1 at the central portion with its front end capable of moving up and down.
It is an inclined conveyor that is supported by and extends downward from the front end position to the rear. The front end side is connected to the fixed arm 5-2, the rear end side is connected to the front end side of the telescopic roller 15, and the front and rear ends of the inclined conveyor 9 are connected. Is supported on the cargo handling vehicle 1 by a horizontal pin or the like, so that it can be rotated with respect to the fixed arm 5-2 and the telescopic roller 15. The right end is the rear conveyor 10.
Fixedly connected to. The telescopic roller 15 rotatably supports both ends of the roller by a pair of telescopic frames, such as bellows, and has a roller driving device (not shown). Reference numeral 10 denotes a rear conveyor that is vertically arranged at the rear end of the telescopic roller 15.

In the apparatus of such an embodiment, the overall carton transfer operation is performed in the following steps in FIGS. (1) The cargo handling vehicle 1 is moved forward, stopped immediately before the carton 3, the elevating member 6 is raised, and the carton takeout conveyor 2 is aligned with the lower position of the uppermost carton. Along with this, the front end side of the inclined conveyor 9 in the drawing is lifted, the rear end side of the drawing moves to the front side, and the telescopic roller 15 extends. (2) The cylinder 5-1 is extended, the PU roller 8 is brought into contact with the lower front end of the carton, and the PU roller 8 is rotated clockwise in the drawing. (3) The front end of the carton is lifted by the rotation of the PU roller 8 and the extension of the cylinder 5-1. After the carton is transferred onto the vertical movement roller 2b and the horizontal movement roller 2c, the cylinder 5-1 is moved. Shrink and return to the original position before extension. As a result, the rear end of the vertical movement roller 2b in the drawing and the front end of the inclined conveyor 9 in the drawing are in a positionally connected state. (4) PU the longitudinal movement roller 2b in the state of (3) above.
The roller 2a is rotated in the same direction, and the lateral movement roller 2c is rotated toward the front side in the drawing. As a result, the carton on the front side of the drawing is first moved to the vertical movement roller 2b
The cartons that have been unloaded to the inclined conveyor 9 by the rotation of the horizontal movement roller 2b and are simultaneously transferred onto the horizontal movement roller 2b are rotated by the horizontal movement roller 2c.
It is carried into b. By repeating the above steps,
The cartons transferred onto the vertical moving roller 2b and the horizontal moving roller 2c are successively carried out to the inclined conveyor 9. (5) When all the cartons have been carried out to the inclined conveyor 9, the above-mentioned operations (1) and thereafter are repeated in the same manner. (6) The telescopic roller 15 is also rotated clockwise in the drawing, and the carton carried in from the inclined conveyor 9 is carried out to the rear conveyor 10.

In this embodiment, a carton take-out conveyor 2, a pusher 5, an elevating device 6, an inclined conveyor 9, an extendable roller 15, etc. are directly attached to the cargo handling vehicle itself. However, the carton take-out conveyor 2, the elevating device 6, the pusher 5, the tilt conveyor 9 and the like can be combined in the form of a single device assembled on the respective movable mounts. In such a case, each single device has a structure that can be locked to the floor surface as needed. Especially since the lifting device and pusher receive a large reaction during operation,
It is necessary to be able to lock on the floor.

[0019]

According to such an invention, the following effects can be obtained. (1) The carton take-out conveyor has its front end PU roller pressed against the front end face of the carton by an elevating device and a pusher, whereby the front end of the carton is lifted up and a groove can be formed between the front ends. (2) Due to the synergistic effect of the rotation of the PU roller 8, the roller for vertical movement, and the roller for horizontal movement, and the forward and backward movement of the pusher 5, the carton moves in the order shown in FIGS.
The carton take-out conveyor 2 returns to the retracted position (original position) in the form of being raised above the carton take-out conveyor 2 in a row state. (3) At that time, the leftmost carton among the loaded cartons is vertically moved by the roller, and the remaining carton is horizontally moved by the laterally moved roller to the left and then by the vertically moved roller, and then on the floor by the inclined conveyor. Labor saving, labor saving, safe and quick transportation. (4) The device of the present invention is not only used for sequentially extracting a plurality of cartons stacked horizontally on the floor of a carton warehouse and transporting the cartons to a container at a desired position, but it is also loaded in the container in reverse. It can also be applied when a large number of cartons are moved to a required carton warehouse and loaded on the floor.

In short, according to the first aspect of the invention, in a cargo handling machine for sequentially taking out a large number of cartons of the same size, which are stacked in multiple rows in multiple rows adjacent to each other on the floor in the left, right, front and rear directions. , The flat U-shaped horizontal support frame, which will be described later, is axially supported laterally in a large opening in the front end of the horizontal support frame, and viscous rubber is applied to the outer peripheral surface. The front end of the same carton is lifted above the front end of the next carton by using the frictional force of the front end face of the same carton by rotating the front end upward, and the top carton and the next carton directly below it. The left end of the long pickup roller is supported by a horizontal long pickup roller that is opened by opening a groove extending in the horizontal direction between the front end and the translational advance and is pressed firmly into the groove. , A plurality of short-length vertical movement rollers having the same diameter and arranged in parallel in the rear on the right end on the same horizontal plane in parallel at equal intervals and having the same rotation direction as the pickup roller, and the same short length in the same support frame Both ends of the same length pickup roller are supported on the same horizontal plane as the vertical movement roller, and short lengthwise rollers are arranged side by side at equal intervals over the other length of the same length pickup roller. A plurality of short lateral movement rollers that are driven at the same number of revolutions in the direction in which the upper end moves toward the inside of a flat U-shaped horizontal support frame having a large front end opening, and the upper ends of all the rollers, Horizontal planes contacting the lower ends are above and below the upper and lower surfaces of the support frame,
The front end of the same length pickup roller projects slightly forward of the front ends of the left and right ends of the support frame, so that many cartons can be removed from the container labor-saving, labor-saving and safe, and many cartons can be INDUSTRIAL APPLICABILITY The present invention is extremely useful industrially because it provides an economical carton handling machine that can be loaded on a truck or the like.

According to the second aspect of the present invention, the lifting device is movably supported on the floor via a plurality of wheels, and is attached to a movable mount which is locked on the floor if necessary, and the lifting device. A carton-row removing roller conveyor according to claim 1, further comprising a front-rear moving device attached to a front end of the device, and a rear end fixed to a front end of the front-rear moving device. By supporting the end members in a cantilever manner and moving up and down and moving back and forth in a horizontal posture, the effect according to the invention of claim 1 is obtained, and at the same time, a large number of cartons are aligned in a horizontal row in a safe and quick manner. The present invention is extremely useful industrially because it can be taken out and conveyed to the subsequent process.

According to the invention of claim 3, the take-out roller conveyor of the carton row of claim 2 is provided with a longitudinal conveyor for transferring the cartons discharged from the rollers for vertical movement of the conveyor backward. Claim 2
In addition to the effect of the invention described above, the introduced carton row can be transported to the rear side quickly and reliably, so the present invention is industrially extremely useful.

According to the invention of claim 4, by adopting the same vehicle as the movable base of the take-out roller conveyor of the carton row of claim 3, the effect according to claim 3 is exerted, and the carton row is taken out of the carton take-out roller. A carton handling car that has the mobility to save space, labor and labor time by minimizing the floor area occupied by this equipment by safely and quickly transporting it from the conveyor to the laterally moving container. Since it can be obtained, the present invention is extremely useful in industry.

[Brief description of drawings]

FIG. 1 is an overall perspective view of an embodiment of the device of the present invention seen from the rear of a carton loading / unloading work vehicle.

FIG. 2 is a partial perspective view of FIG. 1 as seen from the front of the carton handling vehicle.

FIG. 3 is a plan view and a side view showing the carton takeout conveyor of FIGS.

FIG. 4 is a side view showing a first step of a carton removing operation by the carton removing conveyor of FIG.

5 is a side view showing a second step of the carton takeout conveyor of FIG. 3. FIG.

FIG. 6 is a side view showing a third step of the carton take-out conveyor of FIG.

FIG. 7 is a partial perspective view showing the PU roller of FIG.

[Explanation of symbols]

1 carton cargo handling vehicle (cargo handling vehicle) 2 carton take-out conveyor 2a, 2a1, 2a2 pickup roller (PU roller) 2b, 2b1, 2b2 ... horizontal roller (vertical movement roller) 2c, 2c1, 2c2 ... 2c10 Longitudinal roller (roller for lateral movement) 3 carton 3a Bevel 4 U-shaped support frame 5 Pusher 5-1 Hydraulic cylinder 5-2 Fixed arm 5-3 Movable arm 6 Lifting device 9 Inclined conveyor 10 Rear conveyor 13 Viscous rubber 14 Short hand 15 Telescopic roller

Claims (4)

[Claims] 1. A flat U-shaped horizontal machine as described below in a cargo handling machine for successively taking out a large number of cartons of the same size, which are stacked in multiple rows and in multiple stages adjacent to each other on the floor in the left-right direction and front-back direction. A viscous rubber is applied laterally to the large opening at the front end of the support frame and viscous rubber is applied to the outer peripheral surface, or innumerable short needles are planted vertically and horizontally to move forward and press against the front end surface of the uppermost carton and move upward from the front end The front end of the carton is lifted above the front end of the next carton by utilizing the frictional force of the front end face of the carton by the rotation drive of the A long elongated pick-up roller is supported by the extension of the elongated pick-up roller. The lateral long pick-up roller, which is pushed into the groove by the parallel movement forward, is supported axially on one of the left end and the right end of the same long pick-up roller. A plurality of short vertical movement rollers that have the same diameter and are arranged in parallel rearward in parallel and have the same rotation direction as the pickup roller, and both ends on the same horizontal plane as the same short length vertical movement roller in the same support frame. The vertical pickup rollers are rotatably supported side by side along the other length of the same length pickup roller in the horizontal direction at equal intervals, and the same rotation is made in the direction in which the upper end moves toward the same length movement roller. A plurality of short lateral movement rollers driven by a number are pivotally supported in a flat U-shaped horizontal support frame having a large front end opening, and horizontal planes contacting the upper and lower ends of all the rollers are the same support frame. The upper and lower surfaces of the carton are located above and below, and the front end of the long pickup roller projects slightly forward of the front ends of the left and right ends of the support frame. Roller conveyor. 2. An elevating device that is movably supported on the floor via a plurality of wheels and that is attached to a movable base that is locked on the floor if necessary, and that is attached to the front end of the elevating device. A carton-row take-out roller conveyor according to claim 1, wherein the front-and-rear moving device and the rear end is fixed to the front end of the front-and-rear moving device. A take-out roller conveyor for a carton row, which is supported by and is vertically moved and moved back and forth in a horizontal posture. 3. The carton row take-out roller according to claim 2, further comprising a vertical conveyor for transferring the carton discharged from the vertical movement roller of the conveyor to the rear side. Conveyor. 4. The carton row take-out roller conveyor according to claim 3, wherein the same vehicle is used as a movable base of the carton row take-out roller conveyor.