JPH06286908A - Transfer device for thin steel plate - Google Patents

Abstract

(57) [Abstract] [Purpose] To correctly position a thin steel plate regardless of the shape of the tip. [Structure] In front of the transfer unit 10 in which a large number of magnet rollers 23 are arranged, a butting unit 40 pivotally supporting a butting plate 54 which is swingable to the left and right is attached, and the tip is cut obliquely. Even with respect to the steel plate W, the abutting plate 54 is displaced in accordance with this, so that the cut steel plate W is correctly positioned and placed without applying an unreasonable force.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a thin steel plate transfer device.

[0002]

2. Description of the Related Art In order to convey thin steel plates cut by a blanking machine to a transfer position and load them onto a pallet or the like,
Usually, an aligning device as shown in FIG. 8 is used, in which a thin steel plate is attracted and held by a magnet roller provided in each transfer unit a while being conveyed to a transfer position and dropped, and then provided at the front end of the device. The abutting plate c of the abutting unit b is positioned so that the abutting unit c can be placed on the pallet located below it.

However, since the abutting plate c is fixed to the frame of the device in this type of transfer device, there is no problem if the end surface of the thin steel plate to be transferred is parallel to the abutting plate c. If the end face is cut diagonally,
The thin steel plate conveyed at a high speed collides with the abutting plate c, and the impact thereof may damage the tip or bend the thin plate.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and its object is to:
It is an object of the present invention to provide a new transfer device capable of correctly aligning a thin steel plate regardless of the shape of the tip of the thin steel plate without damaging the tip.

[0005]

That is, the present invention is, as a thin steel plate transfer device for achieving such a problem, a transfer unit in which a large number of magnet rollers for attracting and transferring thin steel plates are arranged in a row. The abutting unit that abuts on the front end of the thin steel plate and determines the transfer position thereof is disposed forward in the direction, and at the abutting position of the abutting unit,
The abutting plate that comes into contact with the steel plate is pivotally supported to the left and right, and even for a steel plate whose tip is cut obliquely, the abutting plate can be oscillated and displaced according to its shape to damage the tip. Instead, the steel plate is positioned correctly.

[0006]

Embodiments Now, the embodiments shown in the drawings will be described. FIG. 1 and FIG. 2 show the whole of the apparatus constituting one embodiment of the present invention. This apparatus is roughly classified into a steel plate W cut by a blanking machine (not shown) from a magnet conveyor 7 of a transfer device 6. The transfer unit 10 that receives and sends it to the upper part of the pallet 61 and the cut steel plate W attracted and held by the magnet rollers 23 of the transfer unit 10 are peeled to a predetermined position. The unit 30 and the abutting unit 40 that is movable and adjustable for abutting the tip of the cut steel plate W that has been peeled off and dropped to align and stack the cut steel plate W on the pallet 61.

Next, these details will be explained.
The apparatus main body 1 is erected so as to straddle the pallet conveying roller 4 by the front and rear columns 2 and 2 and the girders 3 and 3 suspended therebetween, and to be adjacent to the end portion of the transfer apparatus 6. .

On the left and right girders 3 and 3 suspended above, two guide bars 11 and 11 are suspended in a direction orthogonal to the transport direction, and a pair of guide bars for supporting the transfer unit 10 are disposed here. Pedestals 12, 12 are movably mounted, and further, these pedestals 12, 12 include guide bars 11, 11.
Screw shaft driving motors 14 arranged on the girder 3, which are screwed into the screw shafts 13 extending in a direction parallel to
It is configured so that it can be moved laterally independently of each other by being driven by 14.

As shown in FIG. 3, guide sleeves 15 and 15 are provided on the bases 12 and 12, respectively, and drive guide cylinders 15 on the base 12 to drive them. The lift table 18 that is moved up and down is the rod 1.
It is attached via 7, 17.

Reference numeral 20 denotes a support rod which is mounted below the elevating table 18 horizontally via a bracket 21 and bolts 22 and 22 in the transport direction. The tip of the support rod 20 reaches the column 2 at the front in the transport direction. A large number of suction rollers 23, which are made of permanent magnets for suction-holding the cut steel plate W, are rotatably supported on the lower surface thereof. The unit 30 is mounted so that it can be moved back and forth in the longitudinal direction.

The above-mentioned peeling unit 30 peels and cuts the cut steel plate W at a desired position according to the size of the cut steel plate W, and as shown in FIGS. It is movably attached to a guide rail 24 fixed to one side of the support rod holding bracket 21.

That is, a base 31 having a U-shaped cross section which forms the main body of the peeling unit 30 has a roller 32 axially supported at its end.
Is movably attached to the upper and lower surfaces of the guide rail 24 so as to be rolled, and is moved by a unit drive motor 36 via a chain 35 hung on sprocket wheels 33 and 34 at both ends of the guide rail 24. The peeling roller 38 is attached to the lower end of the main body 31 via the bracket 37 so as to project downward from the suction roller 23. The peeling roller 38 is configured to peel off the cut steel sheet W that is suction-held.

By the way, reference numeral 40 in the figure denotes an abutting unit which abuts on the front end of the cut steel plate W peeled by the peeling unit 30 so as to place the cut steel plate W on the pallet 52 in a properly aligned manner. As shown in FIG. 5, the unit main body 42 is slidably supported by two guide rods 41, 41 extending in a direction orthogonal to the carrying direction, and can be adjusted in the width direction by a screw shaft 43. Composed,
Further, the support plate 44 for supporting the two guide rods 41, 41 is moved back and forth by the unit drive motor 47 on the girder 3 via the chain 46 stretched around the sprockets 45, 45 in the front and rear of the apparatus body 1. Is configured to.

As shown in FIGS. 6 and 7, a sleeve 48 is integrally fixed to the lower end of the unit main body 42, and a rod 51 having a support block 50 attached to the front end thereof is attached thereto. It is attached via a buffer spring 52 so as to be movable back and forth in the transport direction. This support block 5
A fulcrum pin 53 is inserted at the tip of the pin 0, and an abutting plate 54 is attached to the fulcrum pin 53 via the sleeve 55 so as to be swingable left and right with the fulcrum pin 53 serving as a fulcrum.

Reference numerals 26 and 26 in the figure denote cut steel plates W.
The regulation plates 26 and 26 are arranged so that both sides thereof are aligned with each other. The regulation plates 26, 26 are configured to be movable and adjustable in the width direction by a drive motor 28 via a drive shaft 27. The pallet is configured to be placed on a pantograph type elevating platform 62 (not shown).

Next, the transfer operation of the cut steel plate W by the apparatus thus constructed will be described. Now, when a cut steel plate W cut into a desired shape by a blanking machine (not shown) is adsorbed and held by the magnet conveyor 7 of the transfer device 6 and conveyed to its end position, the cut steel plates W are adjacent to each other due to inertia. It is sent to the transfer device.

On the other hand, the transfer device lowers the support rod 20 by the lifting drive cylinder 16 to a transferable position according to the size of the cut steel plate W to be transferred, and separates it by the unit drive motor 36. The unit 30 is moved to a desired position on the support rod 20, and at the same time, the drive motor 28 moves and adjusts the left and right regulating blades 26, 26 in the width direction according to the steel plate W. Further, the unit drive motor 47 further moves and adjusts the abutting unit 40 back and forth according to the size of the steel plate W via the guide rod 41, and turns the screw shaft 43 to position the abutting unit 40 at a proper position in the width direction. .

Therefore, when the cut steel plate W is fed into the transfer device in such a state, the steel plate W is
While being attracted and held by the magnet rollers 23, the inertial force moves to the left along the support rod 20 in the drawing, and the tip thereof reaches the peeling unit 30 as shown in FIG. As described above, the peeling roller 38 protruding below the magnet roller 23 is brought into contact with the peeling roller 38 and peeled from the support rod 20.

By the way, as described above, the peeling unit 3
0 is positioned in advance so as not to come into contact with the cut steel plate W on the pallet 61 in the process in which the tip of the peeled cut steel plate W descends, so that the tip directly contacts the butting plate 54. Pallet 6
1 is seated on the cut steel plate W placed on 1, and the latter half of the steel plate is also peeled off from the magnet rollers 23 ..., Correctly placed on the cut steel plate W on the pallet 61 without slipping. Placed.

Further, as described above, the abutting unit 40
Since the abutting plate 54 is swingably supported to the left and right via a fulcrum pin 53 at the tip of the steel plate W, the tip of the steel plate W is projected when the steel plate W whose front edge is cut obliquely is handled. By hitting the backing plate 54, this is for example
The steel plate W is rotatably displaced to the position indicated by the dotted chain line, and the steel plate W is dropped onto the pallet 61 after the position is determined without applying an excessive force.

[0021]

As described above, according to the present invention, the abutting unit in which the abutting plate is swingably pivoted to the left and right is provided at the front of the transfer unit in which a large number of magnet rollers are arranged in the conveying direction. Since it is arranged, the abutting plate swings according to the shape of the tip of the steel plate and makes proper contact with it not only for normal steel plates whose edges are cut at right angles but also for steel plates that are diagonally cut. The steel sheets can be properly positioned and stacked without damaging or bending that portion.

[Brief description of drawings]

FIG. 1 is a side view of an apparatus showing an embodiment of the present invention.

FIG. 2 is a top view of the same device.

FIG. 3 is a side view of a transfer unit.

FIG. 4 is a front view of a peeling unit.

FIG. 5 is a side view of the peeling unit.

FIG. 6 is a side view of the butting unit.

FIG. 7 is a top view of a butting plate.

FIG. 8 is a top view showing an example of a conventional transfer device.

[Explanation of symbols]

 6 Cut Steel Sheet Transfer Device 10 Transfer Unit 20 Support Rod 23 Magnet Roller 30 Separation Unit 40 Hitting Unit 54 Hitting Plate 61 Pallet W Cut Steel Sheet

Claims (1)

[Claims] 1. An abutment unit is provided in front of a transfer unit, in which a number of magnet rollers for adsorbing and transferring thin steel plates are arranged, in the conveying direction, in contact with the tip of the thin steel plates to determine the transfer position of the steel plates. A transfer device for a thin steel plate, which is installed and at which the abutting plate that abuts against the steel plate is pivotally supported to the left and right at the abutting position of the abutting unit.