JPS597308Y2 - Material positioning device in material feeding device - Google Patents

Description

[Detailed description of the invention] The present invention provides a method for supplying stacked materials to a material separation and supply device for press, etc., according to the various shapes of the materials. The present invention relates to a material positioning device in a material supply device for positioning imported materials.

The press material separation and supply equipment separates the stacked sheet materials one by one and transfers them to the processing line (surface treatment equipment, etc.).
However, in such a case, in order to ensure that the sheet material is picked up by the press material separation and supply device and the sheet material is then conveyed reliably and efficiently, the stacked sheet material must be transported to the press. It is desirable to carry it in and position it at an appropriate position with respect to the separation supply device.

However, the shape of the sheet-like material is not fixed, and there are various shapes depending on its use, so there has been a desire to develop a positioning device that can reliably position any shape of the sheet material at an appropriate position.

The present invention has been devised in view of these points, and examples thereof will be described below with reference to FIGS. 1 to 6.

Reference numeral 1 denotes a machine frame, and a sheet-like material separation and supply device 2 is provided on the top of this machine frame 1.

The separation supply device 2 has an adsorption means 3 that can be moved up and down.

Reference numeral 4 denotes a conveyor device provided such that the end portion 4C of the material carry-in route is located below the supply device 2, and the starting portion 4A of the material carry-in route of this conveyor device 4 is located outside the machine frame 1. are doing.

The conveyor device 4 winds a plurality of endless bodies 7 at predetermined intervals between a plurality of drive-side wheels 5 and a driven-side wheel 6 installed opposite each of the drive-side wheels 5. It is multiplied by

The drive-side wheels 5 have a common rotating shaft 8, and a transmission wheel 9 fixed to the end of the rotating shaft 8 is connected to the machine frame 1.
It is interlocked and connected to a drive device 10 provided at the bottom of the.

As the drive device 10, when the material moving on the endless body 7 has a maximum size, a mechanism is adopted that can cause the endless body 7 to travel intermittently for each stroke corresponding to the length of the material carrying path. A material waiting section 4B is provided in the middle of the material carrying path of the conveyor device 4.

In this embodiment, the material waiting section 4B is the starting point 4 of the material carrying route.
Although only one portion is shown between A and the end portion 4C, the number thereof is not particularly limited regardless of the material dimensions, and may be increased or decreased as necessary.

A positioning frame 11 is provided on at least one side of the material introduction path starting portion 4A of the conveyor device 4.

The positioning frames 11 can be moved toward and away from each other by operating an egress/retreat device 12 fixed to the machine frame 1.

In addition, a plate-shaped stopper member 13 is provided at the end 4C of the material delivery route.
is erected, and an electromagnet 14 is provided at the upper end of this stopper member 13.
is firmly attached.

Reference numeral 15 denotes a movable member consisting of a horizontal portion 15A parallel to the material carrying path below the conveyor device 4, and a vertical portion 15B erected from the tip of the horizontal portion 15A. A vertical guide groove 16 is carved in the upper half, and the elevating member 1 can be moved up and down through this guide groove 16.
7 is installed.

The elevating member 17 has a pair of upper and lower bearings 17A, and a pair of upper and lower brackets 13A protruding from the back surface of the stopper member 13 are fitted onto these bearings 17A, respectively. The vertical shaft 18 is inserted through 13A.

Therefore, the stopper member 13 to the electromagnet 14 are swingably attached to the movable member 15 via the vertical shaft 18.

A bracket 17B is protruded from the lower end of the elevating member 17, and the tip of a piston rod 19A of the elevating cylinder device 19 installed in the vertical portion 15B in a retracted state is fixed to the bracket 17B.

On the other hand, the movable member horizontal part 15A has a sliding part 21 that is engaged with a guide frame 20 provided at the lower part of the frame of the conveyor device 4, and the movable member 15 can move the material through this sliding part 21. It is possible to reciprocate in parallel with the loading path.

Reference numeral 22 denotes a rotation drive device provided on a U-shaped base 23 when viewed from the side, and an output shaft 22A of this rotation drive device 22 is interlocked and connected to a screw shaft 25 via a universal joint 24.

The tip of the screw shaft 25 is supported by a stationary bearing 26, and is screwed into a nut member 27 provided on the horizontal portion 15A of the movable member.

The above-mentioned plate-shaped support member 13, electromagnet 14, and elevating member 17
, the movable member 15, the lifting cylinder device 19, the rotary drive device 22, the screw shaft 25, and the nut member 27 constitute a material positioning means 28.

Then, the material positioning means 28 is connected to the endless body 7.
The material positioning device 29 according to the present invention can be constructed by providing a required number of materials in between.

Normally, materials often have a symmetrical shape in plan view, so in consideration of this, the material positioning means 28 that are located symmetrically with respect to the central one are , a Sersyn transmitter 30 or a Sersyn receiver is provided.

The rotation signal of the screw shaft 25 is input to these.

31 is a material lifting device.

This material lifting device 31 includes a plurality of support members 32 inserted into the gaps between the endless bodies 7, a lifting frame 33 to which the lower ends of these support members 32 are fixed, and a lift frame 33 of the lifting frame 33. It consists of lifting rods 34 fixed to both ends, respectively, and the lifting rods 34 are interlocked and connected to a worm jack mechanism 35.

The worm jack mechanism 35 is driven by a drive device 36 attached to the machine frame 1.

The material lifting device 31 with force is installed at the end 4C of the material delivery route of the conveyor device 4, and the lifting device 3
When one support member 32 is at the lower limit position, its upper end surface is located directly below the conveyance surface of the conveyor device 4.

Material import routes 4A, 4B, 4C of the material separation and supply device
A material support device 37 is provided at an upper position.

The material support device 37 has a pinion 39 pivotally attached to the tip of a piston rod of a push/pull cylinder device 38 whose main body base is pivotally attached to the machine frame 1, and this pinion 39 is engaged with a draining rack 40 at its upper part. , the movable rack 4 of the double speed mechanism is constructed by meshing with the movable rack 41 at the lower part.
1, a material support fork 42 is provided protrudingly through a mounting frame.

The machine frame 1 is provided with a guide member for guiding the pivot shaft 43 of the pinion 39 and the movable rack 41 in the horizontal direction.

However, when the double speed mechanism is moved in and out using the lever structure, the support fork 42 reciprocates in the horizontal direction between the upper part of the standby part 4B and the upper part of the terminal part 4C of the material carrying path.

A plurality of support forks 42 are provided at predetermined intervals, and when the double speed mechanism is moved forward while the material lifting device 31 is raised to the upper limit, the support forks 42 become the supporting members of the material lifting device 31. It is designed to be inserted between 32 and 32.

Reference numeral 45 denotes a sheet material receiving fork provided on the lower side of the suction device 3. A gripper rail 46 runs between this sheet material receiving fork 45 and the suction device 3. The sheet material held by the device 3 can be transferred onto the sheet material receiving fork.

Next, the action will be explained.

Now, the plate-shaped stopper member 1 of the material positioning device 29 is
3 and the height of the electromagnet 14.

In this case, the position of the plate-shaped stopper member 13 is adjusted by reciprocating the movable member 15 by the rotation of the rotary drive device 22 and the screw shaft 25, and the height of the electromagnet 14 is adjusted by lifting and lowering by pushing and pulling the lifting cylinder device 19. This is done by moving the member 17 up and down.

The position adjustment of the stopper member 13 is such that the stopper member 13 of each material positioning means 28 is located at the front edge of the location where the sheet material S is to be positioned at the end portion 4C of the material carry-in path. When the material S is rectangular in plan view, as shown in FIG. 3, and when the sheet material S is inverted dogleg shape in plan view, as shown in FIG. 5, and as shown in FIG. In the case of various shapes as shown in a and l), it should be made to correspond to them.

At the same time, the positioning frame 11 is also positioned in accordance with the size of the sheet material S.

Then, with the support fork 42 of the material support device 37 in the retracted position [above the standby section 4B], the stacked sheet material S is placed on the material carry-in path start section 4A of the conveyor device 4 using a forklift or the like.

Next, the drive device 10 is operated to generate the stacked sheet material S1.
is transported to the standby section 4B.

After this conveyance, the subsequent stacked sheet material S2 is conveyed to the material carry-in path starting section 4A, and then conveyed again to the standby section 4B.

Similarly, when the preceding stacked sheet material S2 placed on the starting section 4A is conveyed to the standby section 4B, the subsequent stacked sheet material S3 is sequentially placed at the starting section 4A of the material carrying path. proceed.

In this way, the subsequent stacked sheet material S2 is always stored in the standby section 4B.

Note that the imaginary lines in the figure indicate short and narrow stacked sheet materials with small material dimensions.

By carrying in the stacked sheet materials S1, S2, and S3 sequentially to the end portion 4C of the material carry-in path in this way, the leading edge of the preceding stacked sheet material S1 is
As shown in FIG. 5, for a plurality of stopper members 13,
Positioned in place.

At this time, the stopper member 13 to the electromagnet 14 are
, and is made to follow the shape of the stacked sheet material S1.

Next, as shown in FIG. 1, when the preceding stacked sheet S1 is being carried into the end portion 4C of the material carrying path, the material lifting device 31 is operated to rise.

This operation causes the support member 32 to move upward, and the stacked sheet material S1 located at the end portion 4C of the material carry-in path is lifted by the support member 32.

After the stacked sheet material S1 has been lifted by a predetermined amount, the separation and supply device 2 is activated, and the stacked sheet material S1 is moved up and down by the lifting and sucking action of the suction device 3 and the action of the gripper rail 46 mentioned above. Transfer the items onto the receiving fork 45 one by one.

After that, they are sequentially sent to the next process, that is, the press process.

When the suction device 3 picks up the sheet material one by one, the support member 32 of the material lifting device 31 is gradually moved upward according to the number of sheet materials reduced, so that the top surface of the stacked sheet material S1 is always approximately It is controlled to have a constant height.

When a certain number of sheets in the stacked sheet material S1 are removed, the support member 32 of the material lifting device 31
reaches its upper limit.

When the support member 32 reaches its upper limit and the double speed mechanism is moved forward, the support fork 42 enters below the remaining stacked sheet material S1 on the support member 32.

When the material lifting device 31 is subsequently lowered, the remaining stacked sheet material S1 that has been on the support member 32 is transferred onto the support fork 42.

The support member 32 continues to be lowered until it reaches its lower limit in preparation for lifting the subsequent stacked sheet material S2 stored in the standby section 4B.

In parallel with this, the remaining stacked sheet material S1 delivered to the support fork 42 is picked up by the suction device 3 starting from the upper part.

Then, until all of the remaining stacked sheet materials S1 are removed, the subsequent stacked sheet materials S1 in the standby section 4B are
2 is carried into the terminal section 4C, and the support fork 42 from which all the stacked sheet material S1 has been removed is operated in a backward motion, and then the stacked sheet material S2 is lifted by the lifting device 31, and the above-described operation is repeated.

The present invention can be carried out as described above, and according to the present invention, no matter what shape the material has, it is possible to position the material at an appropriate position with respect to the separation and supply device. It is possible to reliably and efficiently pick up the sheet-like material and then transport it.

[Brief explanation of the drawing]

1 to 5 show an embodiment of the present invention, in which FIG. 1 is an overall side view of the material supply device, FIG. 2 is a partially cutaway front view of the same, and FIG. 3 is a schematic view of the same. A plan view, FIG. 4 is an enlarged side view of the material positioning means 28, and FIG. 5 is a sheet-like material S.
FIGS. 6a and 6b are plan views showing various shapes of the sheet material S. FIGS. 2...Material separation and supply device, 4...Conveyor device, 4A...End of material delivery route, 13.
... Plate stopper member, 14 ... Electromagnet, 15 ... Movable member, 17 ... Lifting member, 18 ... Vertical shaft, 19 ...Elevating cylinder device, 22...Rotation drive device, 25...
...Screw shaft, 27...Nut member, 29...
...Material positioning device, 30...Selsin transmitter.

Claims (1)

[Scope of utility model registration request] A plurality of plate-shaped stopper members are erected in the width direction at the end of the material carry-in path located below the material separation and supply device, and an electromagnet is fixed to the upper part of each of these stopper members. A drive device is provided that is swingably attached to a plurality of movable members capable of reciprocating movement along the route, is movable up and down with respect to the material carrying route, and is capable of reciprocating each of the plurality of movable members separately. A material positioning device in a material supply device, characterized in that: