JP2001096330A - Carrying-in-out apparatus in plate processing machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To save space and reduce cost by effective utilization of the space for placing materials, products and skeltons. SOLUTION: A skelton space 3 and material space 5 are laid serially next to a plate processing machine 1. A material carry-in device 7, carrying a material W into the plate processing machine 1, and a loader 11, equipped with a clamp 65 for carrying out skelton which is used for clamping skelton after being fabricated, are freely travelably installed between the plate processing machine 1 and the skelton space 3 and material space 5. In this arrangement, only one loader 11 is used for carrying the material W and skelton so that it is advantageous to cost-down and space saving. In addition, a product space 13 is placed next to the plate processing machine 1, and an unloader 15 for carrying out product G is installed at the space between the product space 13 and the plate processing machine 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a loading / unloading device for a sheet processing machine.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG. 7, around a turret punch press 201 as a plate processing machine, a material storage place 203, a product storage place 205 and a skeleton storage place 207 are provided. Each place 203, 205, 2
07, a guide rail 209 and a material loader 211 for carrying in the material W to the turret punch press 201, a guide rail 213 and a product unloader 215 for carrying out the product G, a guide rail 217 and a skeleton for carrying out the skeleton. Unloader 219 is provided. An auxiliary table 223 is provided between the material storage space 203 and the work table 221 of the turret punch press 201.

The product storage area 205 and the skeleton storage area 207 may be provided on the left side of the turret 225 as shown by solid lines in FIG. 7, but are shown by two-dot chain lines in FIG. Material storage 2
In FIG. 7 of FIG. 03, some are provided adjacent to the upper side.

Alternatively, the skeleton unloader 219 between the skeleton storage 207 and the turret punch press 201 in FIG.
In some cases, the product pallet and the skeleton pallet are replaced by a chain conveyor or a lifter truck at 05, and both the product G and the skeleton are unloaded alternately by the product unloader 215.

[0005]

By the way, in the loading / unloading device in the conventional plate material processing machine, the material storage 20
3 and a lot of space for the product storage 205 and the skeleton storage 207 are required, and it is troublesome to provide each storage on the front, rear, left and right of the turret punch press 201, or to consider the installation space. .

Further, a material storage area 203 and a product storage area 2
05 and loader 21 in each skeleton storage area 207
1 or the unloaders 215 and 219 are required, so that there is a problem that the cost is increased.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a plate material capable of saving space and reducing costs by effectively utilizing the spaces of a material storage area, a product storage area, and a skeleton storage area. An object of the present invention is to provide a carry-in / out device in a processing machine.

[0008]

According to a first aspect of the present invention, there is provided a loading / unloading apparatus for a sheet material processing machine, wherein a skeleton storage area and a material storage area are provided in series adjacent to the sheet processing machine. And a skeleton unloading device, which has a material loading device having a material gripping means that can be moved up and down to load the material into the plate processing machine from the material storage and a skeleton processed and processed by the plate processing machine and discharged to the skeleton storage. And a loader having a clamp for the plate material processing machine, a skeleton storage area and a material storage area are provided so as to be able to travel freely, and a product storage area is provided adjacent to the plate material processing machine, and between the product storage area and the sheet material processing machine. An unloader for carrying out a product is provided.

Therefore, the plate material processing machine, the skeleton storage area, and the material storage area are arranged in series, and a loader provided with a material loading device and a skeleton unloading clamp is provided. And the skeleton is carried out. As a result, cost is reduced and space is saved.

According to a second aspect of the present invention, there is provided a loading / unloading device for a plate material processing machine according to the present invention, wherein the skeleton transporting device is capable of vertically moving up and down with respect to a gripping surface of the material gripping means. Characterized in that it is provided with a clamp for use.

Therefore, when one piece is taken out of the material in the material storage by the material holding means, the skeleton unloading clamp is positioned higher than the holding surface of the material holding means, so that it does not become a hindrance. When the skeleton is clamped by the skeleton unloading clamp, the skeleton unloading clamp is located below the gripping surface of the material gripping unit, so that the material gripping unit does not become an obstacle. Even if a clamp is provided, loading of the material and unloading of the skeleton can be easily performed.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a carry-in / out device in a sheet material processing machine according to the present invention will be described below with reference to the drawings.

Referring to FIGS. 1 and 2, a skeleton storage space 3 is provided adjacent to the right side in FIG. 1 of a turret punch press 1 as a plate processing machine, for example.
Next to the skeleton storage space 3, a material storage space 5 is provided in series as a whole.

Between the turret punch press 1 and the skeleton storage 3 and the material storage 5, a material loading device 7 for loading the material W into the turret punch press 1 and a skeleton unloading for clamping and transporting the skeleton after processing the plate material. The loader 11 provided with the use device 9 is provided to be able to run freely.

Further, a product storage space 13 is provided adjacent to the left side of the turret punch press 1 in FIG. 1 and an unloader 15 for unloading the product G processed by the turret punch press 1 to the product storage space 13 is provided. Have been.

The turret punch press 1 has a base 17
The frame structure is such that both sides of the upper frame 23 are supported by side frames 19, 21 erected on both sides of the upper frame 23. In the lower part of the upper frame 23, a disc-shaped upper turret 2 having various kinds of punches P detachably and interchangeably provided.
5 is rotatably mounted. A lower turret 27 facing the upper turret 25 is rotatably mounted on the upper surface of the base 17.
A large number of dies D facing various types of punches P are arranged in an arc shape and are detachably mounted. The axis of the upper turret 25 and the axis of the lower turret 27 are arranged on the same axis, and the upper turret 25 and the lower turret 27 are synchronously rotated in the same direction under the control of the control device.

The position of the die D and the punch P mounted on the lower part of the upper turret 25 and the lower turret 27 in FIG. 1 is the processing position K, and the upper frame above the punch P at the processing position K 23 has a ram 29
(A pressing member) is mounted to be vertically movable. The ram 29 includes a hydraulic cylinder 31 mounted on the upper frame 23.
Is connected to the lower end of the piston rod 33. The punch P is indexed and positioned below the ram 29 by the rotation of the upper turret 25 and the lower turret 27. The positioned punch P is pressed by the ram 29 which is operated by the vertical movement of the piston rod 33 of the hydraulic cylinder 31. You.

The turret punch press 1 moves a material W placed on a work table 35 including a fixed center table 35C and side tables 35S movable on both sides of the center table 35C in the front-rear and left-right directions. A work movement positioning device 37 for positioning is provided.

The work movement positioning device 37 is provided with a carriage base 39 movable in the Y-axis direction at the lower end of the work table 35 in FIG. 1, and the carriage base 39 is movable in the X-axis direction. A simple carriage 41 is provided. The carriage 41 is provided with a clamp device 45 including a plurality of work clamps 43 that grip the material W at appropriate intervals in the X-axis direction. The work movement positioning device 37 is controlled by a control device such as a numerical control or the like to position the material W at a desired position between the punch P and the die D.

Therefore, after the plate-shaped material W is positioned between the punch P mounted on the upper turret 25 and the die D mounted on the lower turret 27, the punch P is pressed by the ram 29. , The punch P and the die D cooperate with each other to perform a punching process on the material W.

Next, the details of the loader 11 will be described.

The loader 11 is, for example, a load rail as a guide rail extending substantially horizontally from one side (the right side in FIG. 1) of the work table 35 of the turret punch press 1 above the skeleton storage space 3 and the material storage space 5. 1 along the rail 47 in the left-right direction (X-axis direction)
It is provided to be able to reciprocate freely.

More specifically, a loader motor 51 is provided in the loader body 49, and the loader motor 5 is provided.
The pinion 53 rotated by the first
Is engaged with a rack 55 provided in the rack. Accordingly, the loader body 49 is reciprocated in the X-axis direction along the loader rail 47 by the forward / reverse rotation of the loader motor 51.

A material loading device 7 is provided below the loader body 49. The material loading device 7 is provided with a suction device 57 for sucking a material W, for example, as a material holding means. Have been. In the suction device 57, a stretch 61 is provided below the loader 11 via a vertical cylinder 59 so as to be vertically movable, and a plurality of suction pads 63 are suspended from the stretch 61. Therefore, the uppermost material W on the material pallet Pw of the material lifter device 75 that has risen is lowered by the operation of the vertical cylinder 59 and is sucked by the suction pad 63 and separated from the other material W below. You.

Further, a skeleton carrying clamp 65 is provided at the left end of the stretch 61 in FIGS. 1 and 2 so as to be able to move up and down from the suction surface of the suction pad 63.

More specifically, the skeleton carrying clamp 65 is provided with a skeleton cylinder 69 having a piston rod 67 which expands and contracts downward, at the tip of the stretch 61. In addition, the upper jaw 7
1 is fixed, and a lower jaw 73 that moves up and down by a piston rod 67 of a skeleton cylinder 69 is configured to cooperate with the upper jaw 71 to clamp.
Further, the lower jaw 73 is configured to move up and down from the suction surface of the suction pad 63.

As shown in FIG. 2, a material lifter device 75 for mounting a material pallet Pw on which a material W is loaded is disposed as the material storage place 5. In this material lifter device 75, a support table 79 is horizontally supported by a pair of X-shaped links 77, and the support table 79 is formed by a fluid pressure cylinder (not shown) similarly to the structure of a general lifter device. The link 77 is operated to move up and down, and supports the material pallet Pw to move up and down.

A slat conveyor 81 is provided above the material lifter device 75.
Reference numeral 1 denotes a member for horizontally supporting the material W sucked by the suction device 57 and carrying the material W into the turret punch press 1.

The slat conveyor 81 includes the frame 8
A pair of endless chains 87 are wrapped around a plurality of sprockets 85 rotatably supported by a plurality of slat rollers 8 over an appropriate range of the chain 87.
9 is rotatably supported. The chain 87 is driven to run by a motor 91 provided at an appropriate position.

As shown in FIG. 3, an auxiliary table 93 is supported at one end side below the loader rail 47 as the skeleton storage space 3, and a driving cylinder 95 is provided.
Is provided so as to be tiltable. Below the auxiliary table 93, a scrap box 9 for carrying out the skeleton S
7 is a rail 9 extending on the floor in the vertical direction in FIG.
9 so that it can run freely. When the auxiliary table 93 is tilted, the end of the auxiliary table 93 opposite to the tilt rotation shaft 101 is adjacent to the end side of the scrap box 97,
The skeleton S is configured to be discharged.

As shown in FIG. 2, a product lifter device 103 for placing a product pallet Pg on which a product G is loaded is disposed as the product storage space 13. The product lifter device 103 has the same configuration as the material lifter device 75 described above, and moves up and down while supporting the product pallet Pg.

As the unloader 15 for unloading the product G processed by the turret punch press 1, an unloader rail 105 extending from the upper left position of the product storage space 13 in FIG. 2 to the left position in the X-axis direction is used. The unloader body 107 is provided substantially horizontally above the work table 35 of the turret punch press 1, and the unloader main body 107 of the unloader 15 is provided on the unloader rail 105 so as to be reciprocally movable.

The unloader body 107 is provided with an unloader motor 109, and a pinion 111 rotated by the unloader motor 109 is engaged with a rack 113 provided on the unloader rail 105. Accordingly, the unloader main body 107 is reciprocated in the X-axis direction along the unloader rail 105 by the forward / reverse rotation of the unloader motor 109.

An elevating cylinder 117 provided with a piston rod 115 which expands and contracts downward is provided below the unloader main body 107.
A stretch 119 extending in the Y-axis direction in a plane is provided at a lower end of the stretch 15, and a plurality of unloader clamps 121 for clamping the product G are provided on the right side of the stretch 119 in FIGS. 1 and 2. The unloader clamp 121 is provided such that an upper jaw 125 can move up and down with respect to a lower jaw 127 by a jaw cylinder 123.

With the above configuration, first, the slat conveyor 81 moves the chain 87 in the clockwise direction in FIG.
Is retracted to the right of the material lifter device 75, and the support table 79 of the material lifter device 75 rises to lift the material pallet Pw. At the same time, the upper and lower cylinders 59 of the loader 11 descend to lower the material pallet Pw. The upper material W contacts the suction pad 63 of the suction device 57. At this time, the lower jaw 73 of the skeleton carrying-out clamp 65 is moved by the operation of the skeleton cylinder 69 to the suction pad 63.
Is positioned above the suction surface of the material W, so that it does not hinder the picking of one sheet of the material W.

One material W at the top of the material pallet Pw
After the is sucked by the suction pad 63, the support table 79 of the material lifter device 75 is lowered to separate the uppermost material W from the other lower layer material W.

The material W sucked by the suction pad 63 is horizontally supported by a plurality of slat rollers 89 of a slat conveyor 81 moved counterclockwise in FIG.

When the loader motor 51 rotates after the upper and lower cylinders 59 of the loader 11 are lifted and the material W is lifted by the suction pad 63, the loader main body 49 is moved along the loader rail 47 in FIGS. The material W moves in the direction and is carried into the work table 35 of the turret punch press 1.

The workpiece W is gripped by the workpiece clamp 43 and moved and positioned by the workpiece movement positioning device 37, and the product G is processed by the processing position K of the turret punch press 1.
Is punched and cut and separated from the original material W as shown in FIG.

The product G separated from the material W is clamped by the plurality of unloader clamps 121 of the unloader 15 which advances rightward in FIGS. 1 and 2, and then the unloader 15 retreats leftward in FIGS. 1 and 2. ,
The lifting cylinder 11 is located at a position above the product lifter 103.
7, the product G descends, and the product lifter device 103
At a predetermined position on the table 129.

On the other hand, the skeleton S remaining after the punching is gripped by the work clamp 43 of the work movement positioning device 37 as shown in FIG.
The loader 11 approaches the skeleton S and is clamped by the skeleton unloading clamp 65. At this time, the lower jaw 73 of the skeleton carrying-out clamp 65 is moved by the skeleton cylinder 69 to the suction pad 63 of the suction device 57.
Approaching the skeleton S in a state of being lowered from the suction surface of the skeleton S, the suction pad 63 does not become an obstacle when the skeleton S is clamped.

When the lower jaw 73 is lowered, the end of the skeleton S is located between the upper and lower jaws 71, 73. When the lower jaw 73 is raised, the end of the skeleton S is clamped by the upper and lower jaws 71, 73. You. The skeleton S is clamped by the skeleton carrying-out clamp 65 and then unclamped from the work clamp 43 of the work movement positioning device 37.

Thereafter, the loader 11 moves rightward in FIGS. 1 and 2 along the loader rail 47 and temporarily stops on the auxiliary table 93. The skeleton S is to be placed on the auxiliary table 93 and the skeleton carrying clamp 6
Released from 5. When the auxiliary table 93 is tilted,
The skeleton S slides on the auxiliary table 93, drops into the scrap box 97, and is accumulated.

The loader 11 is again moved to the material storage area 5 in the right direction in FIGS. 1 and 2, and one sheet of the next material W is picked up.

As described above, the material loading device 7 for loading the material W and the skeleton loading clamp 65 for loading and unloading the skeleton S are provided in one loader 11, which contributes to cost reduction and space saving. Contribute to effective utilization.

The present invention is not limited to the above-described embodiment, but can be embodied in other modes by making appropriate changes. In the example of this embodiment, the turret punch press 1 has been described as an example of a plate processing machine, but other punch presses, laser processing machines, and other plate processing machines may be used. Also,
Although the suction device 57 has been described as the material gripping means, the material W may be gripped by a magnet.

In the above-described embodiment, the product storage space 13 is provided on the left side in FIG. 1 with respect to the turret punch press 1, but is provided adjacent to the material storage space 5 in parallel as shown in FIG. It does not matter. Others are the same.

[0048]

As will be understood from the above description of the embodiments of the present invention, according to the first aspect of the present invention, the plate material processing machine, the skeleton storage place, and the material storage place are arranged in series, and the material holding is performed. Since the loader provided with the material loading device having the means and the skeleton carrying clamp is provided, the loading of the material and the carrying out of the skeleton can be performed by one loader. As a result, cost reduction and space saving can be achieved.

According to the second aspect of the present invention, when one sheet is taken out of the material in the material storage area by the material holding means, the skeleton carrying clamp is positioned higher than the holding surface of the material holding means, so that it does not become an obstacle. When the skeleton is clamped by the skeleton unloading clamp at the time of unloading the skeleton, the skeleton unloading clamp is positioned lower than the gripping surface of the material gripping unit, so that the material gripping unit does not interfere. Therefore, even if one loader is provided with a material loading device having a material gripping means and a skeleton carrying out clamp, it is possible to easily carry in the material and carry out the skeleton.

[Brief description of the drawings]

FIG. 1 shows an embodiment of the present invention, and is a plan view of a carry-in / out device in a plate material processing machine.

FIG. 2 is a front view of FIG.

FIG. 3 shows a skeleton storage space according to the embodiment of the present invention, and is a side view taken along line III-III in FIG.

FIG. 4 shows an embodiment of the present invention, and is a plan view showing a state in which a material is punched.

FIG. 5 is a plan view of the skeleton after punching.

FIG. 6, showing another embodiment of the present invention, is a plan view of a carry-in / out device in a plate material processing machine.

FIG. 7 is a plan view of a carry-in / out device in a conventional plate material processing machine.

[Explanation of symbols]

 Reference Signs List 1 Turret punch press (plate material processing machine) 3 Skeleton storage 5 Material storage 7 Material loading device 9 Skeleton unloading device 11 Loader 13 Product storage 15 Unloader 35 Work table 37 Work moving positioning device 45 Clamping device 47 Loader rail (guide rail) 49 Loader body 57 Suction device 63 Suction pad 65 Skeleton carrying-out clamp 71 Upper jaw 73 Lower jaw 75 Material lifter device 81 Slat conveyor 93 Auxiliary table 97 Scrap box 103 Product lifter device 105 Unloader rail 107 Unloader body 121 Unloader clamp

Claims (2)

[Claims] A material loading device having a skeleton storage area and a material storage area arranged in series adjacent to a sheet material processing machine, and having a material gripping means capable of moving up and down so as to transfer the material from the material storage area to the sheet material processing machine; The plate material processing machine, a skeleton carrying clamp that clamps the skeleton after processing by the plate material processing machine and carries out the skeleton to the skeleton storage place, is provided to be freely movable between the skeleton storage place and the material storage place, A loading / unloading device for a sheet material processing machine, comprising: a product storage area provided adjacent to a sheet material processing machine; and an unloader for unloading a product between the product storage area and the sheet material processing machine. 2. The loading / unloading device according to claim 1, further comprising a skeleton loading / unloading clamp capable of vertically moving up and down with respect to a gripping surface of the material gripping means.