JPH09263339A - One sheet turn over device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To surely take out a sheet metal material one by one from a material carriage loading a plurality of sheet metal materials. SOLUTION: A sheet metal material 5 is sucked by a one sheet taking device 1 having a plurality of suction parts 11 and the one end is turned over, and the sheet metal material 5 is pinched with the surface contact member 21 and the back contact member 22 of a one sheet taking detecting device 2 so as to confirm the sheet metal material being one sheet. A wedge device 3 projects and inserts a key material 31 inbetween the taken up sheet metal material 5 and a sheet metal material of the uppermost face on a material carriage.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention takes out sheet metal materials one by one from a material truck loaded with a plurality of sheet metal materials,
The present invention belongs to the technical field of a single-sheet turning device that supplies a sheet metal material to a conveyor device that conveys a plate-shaped sheet metal material to a machine tool for bending or the like.

[0002]

2. Description of the Related Art In conventional equipment for bending sheet-shaped sheet metal materials, sheet metal materials are accumulated and stored near a sheet metal machine, and sheet metal materials are adsorbed and taken out one by one from the sheet metal material. The equipment is configured so that it can be supplied to the machine tool.

[0003]

However, in the above-mentioned conventional equipment configuration, an apparatus for adsorbing and picking up sheet metal materials one by one from a material carriage on which a plurality of sheet metal materials are loaded is conveyed to a sheet metal working machine and is conveyed. When installed in the feeder, the transport feeder becomes large and heavy.

For that purpose, the sheet metal material taken out from the material carriage by the one-piece suction and take-out device is delivered to the conveying and feeding device. However, one taken-out sheet metal material is completely separated from the second sheet metal material. It is necessary to hold the sheet metal until it is loaded on the transporting and supplying device, and if the holding state becomes improper, it becomes impossible to reliably deliver one sheet metal material to the transporting and supplying device.

Further, since the sheet metal materials are mutually adsorbed on the material carriage on which a plurality of sheet metal materials are loaded, there arises a problem that it becomes impossible to reliably deliver one sheet metal material to the feeding and supplying device.

The present invention has been made in order to solve the above-mentioned conventional problems. The sheet metal materials are taken out one by one from a material carriage on which a plurality of sheet metal materials are loaded, and the sheet metal materials are conveyed and supplied to a machine tool. It is an object of the present invention to provide a sheet-turning device that can reliably supply sheet metal materials one by one to a transporting device.

[0007]

Therefore, the one-sheet turning device according to the present invention achieves the above object by the following constitution.

(1) A sheet-turning device for picking up sheet metal materials one by one from a material carriage on which a plurality of sheet metal materials are loaded and supplying the sheet metal material to a conveyor device for conveying the sheet metal material to a machine tool, By the single sheet taking means for picking up the uppermost sheet metal material of the material carriage, the single sheet taking detecting means for confirming that the sheet metal material taken up by the single sheet taking means is one sheet, and the single sheet taking detecting means. When it is confirmed that the number of sheets is one, the wedge means for inserting the separating member between the one sheet metal material picked up and the sheet metal material on the material carriage, the single sheet picking means, the single sheet picking detection means, and the wedge piece. A single-sheet turning device comprising: a driving unit that moves and drives the position of the unit.

(2) The single-sheet picking means has a plurality of suction portions for sucking and picking up a sheet metal material, and the mutual positions of the plurality of suction portions can be moved to bend the sheet metal material picked up. The one-sheet turning device described in (1) above.

(3) The single-sheet picking means causes air to flow between the sheet metal material adsorbed and picked up and the sheet metal material on the material cart and adsorbed and picked up and the sheet metal material on the material cart. The single-sheet turning device according to (1) or (2) above, which further comprises a separating means for separating the two.

(4) The single sheet pick-up detecting means has a front surface contact member for making contact with the front surface of the sheet metal material picked up by the single sheet picking means and a rear surface contact member for making contact with the rear surface thereof.
It is confirmed that one sheet metal material picked up by one sheet picking means is one sheet from the positional distance between the front surface contact member and the back surface contact member which are in contact with the front and back surfaces of the sheet metal material. The one-sheet turning device described in any one of 3).

(5) When it is confirmed by the single sheet picking detection means that the single sheet metal material picked up by the single sheet picking means is the sheet metal material, the single sheet picking means and the single sheet picking detection means are connected to each other. The single-sheet turning device according to any one of (1) to (4) above, which is moved laterally.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION The single-sheet turning device of the present invention picks up sheet metal materials one by one from a material truck on which a plurality of sheet metal materials are loaded, confirms that the number of sheet metal materials picked is one, and picks them up. In this embodiment, a separating material is inserted between the first sheet metal material and the second sheet metal material on the material carriage.

This embodiment will be described in detail with reference to examples.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a single sheet turning device of the present invention will be described below with reference to the drawings.

The present embodiment is a one-sheet turning device that takes out sheet metal materials one by one from a material carriage on which a plurality of sheet metal materials are stacked and supplies the sheet metal material to a conveyor device that conveys the sheet metal material to a machine tool. And a single sheet picking means for picking up the uppermost sheet metal material of the material carriage, a single sheet picking detection means for confirming that the sheet metal material picked up by the single sheet picking means is one sheet, and the single sheet picking detection When it is confirmed that the number of sheets is one by the means, the wedge means for inserting the separating material between the first sheet metal material taken up and the second sheet metal material on the material carriage, and the single sheet taking means And a driving means for moving and driving the position of the single sheet picking detection means and the wedge means,
It has a basic configuration.

Next, an example of the construction of the machine equipment in which the single-sheet turning device of this embodiment having the above construction is installed will be described with reference to the equipment construction explanatory diagram shown in FIG.

For example, a work handling robot 42 runs on the front side of a press brake 41, which is a pressing and bending machine, and the work handling robot 42 grips a sheet metal material (work) to be processed, and the punch and die of the press brake 41 are pressed. In a device for determining and supplying a position between them, an intermediate stand 43 is installed on the upper side of the press brake 41, and another robot traveling path is further installed on the intermediate stand 43.
To run.

A traveling path is provided above the other robot traveling path in parallel with the robot traveling path, and a plurality of material carriages, a plurality of product carriages, and the single-sheet turning device of this embodiment are arranged. It A rack is provided on this traveling path, and the pinion of the motor of the self-propelled car cash register 45 is engaged with the car cash register 45 so that the car cash register 45 can move.
A guide roller is also provided between 5 and the traveling path.

FIG. 7, FIG. 8 and FIG. 9 are side views of the essential portions of an embodiment of the one-sheet turning device of the present invention mounted on the carriage 45 described above.

A column 46 is erected on the carriage 45,
The single-sheet turning device of the embodiment can be moved up and down by driving the cylinder along the guide rail of the column 46.

In the one-sheet turning device of this embodiment, one sheet metal material is taken out from the material truck, the transfer robot receives the sheet metal material, and while moving and turning, places the sheet metal material on the intermediate table. The work handling robot grabs the material placed on the intermediate table and starts processing.

FIG. 1 is an explanatory view of the main constitution of one embodiment of the present invention, (a) is an explanatory view looking down from above, and (b) is an explanatory view seen from a side. An example of a single-sheet turning device will be described with reference to FIGS. 1 and 8.

The present embodiment is provided with a single-sheet picking device 1, a single-sheet picking detection device 2, and a wedge device 3, and a column 46 of the apparatus main body.
The sliding drive with respect to is configured to be vertically movable by the vertical drive cylinder 47 shown in FIG.

The single-sheet picking device 1 is provided with two single-sheet pick-up suction arms 10 having two suction sections 11. The single-sheet pickup suction arm 10 is configured to be tiltable.

The single-sheet picking detection device 2 is, for example,
With the structure as disclosed in Japanese Patent No. 10562, it has a contact member 21 for contacting the front surface of the sheet metal material 5a picked up by the single-sheet picking device 1 and a contact member 22 for contacting the back surface of the sheet metal material 5a. The sensor box 23 confirms that the number of the sheet metal materials 5a picked up is one from the positional interval between the contact member 21 contacting the front and back surfaces of the sheet metal material 5a and the back surface contact member 22 contacting the back surface. Has become. The sensor box 23 contains an optical sensor or encoder. The single-sheet picking detection device 2 is configured to be capable of tilting movement.

In order to move the single-sheet picking device 1 and the single-sheet picking detecting device 2 integrally by the bracket in the lateral direction of the set, as shown in FIG. 9, the guide rail and the lateral direction drive cylinder 48 are used. Is equipped with.

When the wedge device 3 confirms that the sheet metal material 5a picked up by the single sheet pick-up detection device 2 is one sheet, the sheet metal material 5a picked up and the sheet metal material 5b on the uppermost surface of the material carriage are set. The key material 31 is projected and inserted between the two.

The operation of this embodiment in the above equipment configuration will be described with reference to the explanatory drawings of FIGS.

As shown in FIG. 2, a plurality of suction portions 11 of the single-sheet picking device 1 are brought into contact with the sheet metal material on the material carriage to suck and lift the uppermost sheet metal material 5a by suction, and a single-sheet pickup suction arm. By the turning operation of the tilt movement of 10, the end of the sheet metal material 5a is slightly curved upward and separated from the second sheet metal material 5b.

Then, as shown in FIG. 3, the front surface contact member 21 and the rear surface contact member 22 of the single-sheet pick-up detection device 2 are inclined and projected so as to contact the front and back surfaces of the sheet metal material 5a, and the front surface contact member 21 and the back surface are contacted. It is confirmed from the positional intervals of the contact members 22 that the number of the sheet metal materials 5a is one.

Next, as shown in FIG. 4, when it is confirmed that the single sheet metal material 5a picked up by the single sheet pick-up detection device 2 is one, the wedge device 3 sets the picked up sheet metal material 5a and the material. The key material 31 is protruded and inserted between the uppermost sheet metal material 5b on the trolley to surely separate the sheet metal material 5a and the sheet metal material 5b.

Then, as shown in FIG. 5, the single-sheet picking device 1 and the single-sheet picking detection device 2 are released from the front and back surface contact of the sheet metal material 5a so that the transport robot can pull one sheet metal material, The single-sheet picking device 1 and the single-sheet picking detection device 2 are laterally moved integrally. The wedge device 3 is made of sheet metal 5a.
The sheet metal material 5b and the separated state are maintained.

After the transfer robot takes the sheet metal material 5a,
The single-sheet picking device 1, the single-sheet picking detection device 2, and the wedge device 3 return to the original state, and the operation of separating and feeding the next sheet metal material 5, that is, the above-described operation repetition is started. When the separation and supply of one sheet metal material 5 is completed or the separation and supply of the scheduled number of sheets are completed, the sheet metal material 5 is moved to the next position and the sheet metal material is separated and supplied.

In order to improve the certainty of separating one sheet metal material, air is introduced between the sheet metal material which is to be adsorbed and picked up and the sheet metal material on the material carriage,
An embodiment is also possible in which the single-sheet picking device 1 is provided with a separating means for assisting the separation between the sheet metal material picked up by suction and the sheet metal material on the material carriage.

[0036]

As described above, according to the present invention, the sheet metal material is picked up one by one from the material cart on which a plurality of sheet metal materials are loaded, and the sheet is fed to the machine tool. It is possible to provide a one-sheet turning device that can reliably supply sheet metal materials one by one.

[Brief description of drawings]

FIG. 1 is an explanatory diagram of a main configuration of an embodiment of the present invention.

FIG. 2 is an operation explanatory view of the single-sheet picking device according to the embodiment.

FIG. 3 is an operation explanatory diagram of a single-sheet picking detection device according to an embodiment.

FIG. 4 is an operation explanatory diagram of the wedge device according to the embodiment.

FIG. 5 is an explanatory diagram at the end of the separating operation according to the embodiment.

FIG. 6 is an equipment configuration diagram of the machine equipment in which the embodiment is installed.

FIG. 7 is a side view of the main part of the apparatus in which the embodiment is installed.

FIG. 8 is a side view of the main part of the apparatus in which the embodiment is installed.

FIG. 9 is a side view of the main parts of the apparatus in which the embodiment is installed.

[Explanation of symbols]

 1 Single-Picking Device 2 Single-Picking Detection Device 3 Wedge Device 4 Main Body Column 5 Sheet Metal Material 10 Adsorption Arm 11 Adsorption Part 21 Surface Contact Member 22 Backside Contact Member 23 Sensor Box 31 Key Material 41 Press Brake 42 Handling Robot 43 Intermediate Platform 44 Transport robot 45 Carrying 46 Column 47 Vertical drive cylinder 48 Lateral drive cylinder

Claims (5)

[Claims] 1. A single-sheet turning device for picking up sheet metal materials one by one from a material carriage on which a plurality of sheet metal materials are loaded and for feeding the sheet metal material to a carrier device for feeding the sheet metal material to a machine tool. A single sheet taking means for picking up the sheet metal material at the top of the material truck, and a single sheet taking detection means for confirming that the sheet metal material taken up by the single sheet taking means is one sheet,
When it is confirmed by the single-sheet picking detection means that there is one sheet, a wedge means for inserting a separating member between the one sheet metal material picked up and the sheet metal material on the material carriage, and the single sheet picking means, A single-sheet turning device comprising: a single-sheet picking detection means and a drive means for moving and driving the position of the wedge means. 2. The single-sheet picking means has a plurality of suction portions for suctioning and picking up the sheet metal material, and the mutual positions of the plurality of suction portions can be moved to bend the sheet metal material picked up. The single-sheet turning device according to claim 1. 3. The single-sheet pick-up means causes air to flow between the sheet metal material that is adsorbed and picked up and the sheet metal material on the material cart, and the sheet metal material that is adsorbed and picked up and the sheet metal material on the material cart are picked up. The single-sheet turning device according to claim 1 or 2, further comprising a separating means for separating the sheet and the sheet. 4. The single-sheet pick-up detecting means has a front surface contact member that comes into contact with the front surface of the sheet metal material picked up by the single sheet pick-up means and a back surface contact member that comes into contact with the back surface of the sheet metal material. The sheet metal material picked up by the one-sheet picking means is confirmed from the positional interval between the front surface contact member and the back surface contact member which are brought into contact with the back surface.
5. The one-sheet turning device according to any one of 3 to 3. 5. The single sheet picking means and the single sheet picking detection means detect the sheet metal material picked up by the single sheet picking means when the single sheet picking detecting means confirms that the sheet metal material is one sheet. The one-sheet turning device according to any one of claims 1 to 4, which is moved laterally.