JP2000015365A - Plate stock machining method and plate stock machining system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the method and system capable of efficiently machining a plate stock. SOLUTION: A plate stock is taken out of a base stock rack 13, the uppermost plate stock of the plate stocks is taken up with a one-sheet taking unit 25 and carried in a plate stock stacking unit 33. In the plate stock stacking unit 33, the plate stock which is carried in one by one is stacked, the stacked plate stocks are caulked in a caulking unit 45 on the way to carry the plate stock in a plate stock machine 3 with a loading device 7, and thereafter the plate stock is carried in the plate stock machine 3 to machine the plate stock.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sheet material processing method and a sheet material processing system, and more particularly, to a sheet material processing method and a sheet material processing system for stacking and processing plate materials.

[0002]

2. Description of the Related Art As a conventional plate processing system 201, there is one shown in FIG. The plate processing system 201 includes a punch press 203 serving as a plate processing machine at the center, and a loading device 205 for supplying the plate W on one side (the right side in FIG. 7) of the punch press 203, and the other. (The left side in FIG. 7) is provided with an unloading device 207 for carrying out the processed plate material W.

Accordingly, such a plate material processing system 20
In FIG. 7, the loading device 205 picks up the plate material W from the material storage 209 on which the plate material W is loaded and supplies it to the X-axis clamper 211, and the X-axis carriage 213 is moved by the X-axis motor 215 and the X-axis ball screw 217 in FIG. After moving to the left, punching is performed by the punch press 203.

[0004] Further, as the punching process proceeds, the plate material W comes out of the punch press 203 to the left, and is appropriately clamped by the A-axis clamper 219, and the A-axis carriage 221 is rotated by the A-axis motor 223 and the A-axis ball screw 225.
The punching process is performed while moving to the left in FIG. The sheet material W that has been punched is unloaded by the unloading device 207, and is placed in the product storage area 22.
Take out to 7.

[0005]

However, in such a conventional technique, since the plate material W is processed one by one, there is a problem that the speed cannot be increased and the processing efficiency is poor.

SUMMARY OF THE INVENTION An object of the present invention is to provide a sheet material processing method and a sheet material processing system capable of efficiently processing a sheet material, focusing on the above conventional techniques.

[0007]

In order to achieve the above object, a sheet material processing method according to the first aspect of the present invention is to stack a plurality of sheet materials to be processed by a sheet material processing machine and carry the sheet material into the sheet material processing machine. It is characterized in that the plate materials stacked before or during the loading are caulked together, and the plurality of plate materials are integrated into the plate material processing machine and then subjected to desired processing.

Therefore, a plurality of plate materials to be processed are caulked together, and are integrally carried into a plate material processing machine for processing.

According to a second aspect of the present invention, there is provided the plate processing method according to the first aspect, wherein the caulking is a step of opening three sides at a predetermined position of the plate and bending another side by a punch press. , Is characterized.

Therefore, three sides are opened by a punch press at a predetermined position, and the other side is bent at a predetermined position, and the whole plate is swaged.

According to a third aspect of the present invention, there is provided a plate material processing system comprising a plate material processing machine for processing a plate material, a material shelf for storing the plate material, a one-sheet pick-up unit for taking out the plate material from the material shelf, and the one-sheet pick-up unit. A plate material stacking unit for stacking the supplied plate materials, a caulking unit for caulking and stopping the plate materials stacked by the plate material stacking unit, a loading device for carrying the plate material caulked by the caulking unit into the plate material processing machine, and the plate material An unloading device that unloads the plate processed by the processing machine,
And a product shelf for storing the plate material carried out by the unloading device.

Accordingly, the plate material is taken out from the material shelf, and the top plate material of the plate material is picked up by the single-sheet pick-up unit and carried into the plate material stacking unit. In the sheet material stacking unit, the sheet materials that are carried in one by one are stacked, and while the sheet material is being carried into the sheet material processing machine by the loading device, the stacked sheet materials in the caulking unit are caulked and then carried into the sheet material processing machine to process the sheet material. I do. The processed product is
The sheet is unloaded from the plate processing machine by the unloading device and stored in a desired position on the product shelf.

According to a fourth aspect of the present invention, in the plate processing system according to the third aspect, the caulking unit is formed by cooperation of a punch and a die at a position where there is no obstacle to the processing of the stacked plate. It is characterized in that a side is opened and another side is bent and swaged.

Therefore, the stacked plate material carried into the caulking unit has three sides opened and the other side is bent and caulked by cooperation of the punch and the die in a place where there is no hindrance to the processing.

[0015]

Embodiments of the present invention will be described below in detail with reference to the drawings.

FIG. 1 shows an entire plate processing system 1 according to the present invention. This plate processing system 1
For example, a punch press 3 as an example of a plate material processing machine is provided at the center portion, and the plate material W supplied by the plate material supply device 5 is supplied to the punch press 3 on the right side in FIG. It has a loading device 7. On the other hand, on the left side in FIG. 1, an unloading device 11 for unloading a product punched by the punch press 3 to the product shelf 9 is provided.

Here, the construction and operation of the punch press 3 and the unloading device 11 are already well known, so that detailed description will be omitted.

Referring also to FIG.
Has a multi-stage material shelf 13 in which many types of plate materials W are stored, and an elevator 17 for pulling out and lowering a pallet 15 loaded with the plate materials W stored in each stage is provided to be able to move up and down. A guide rail 19 is laid from the material shelf 13 downward in FIG. The pallet 1 pulled out by the elevator 17 is mounted on the guide rail 19.
A carriage 23 on which a hydraulic lifter 21 for holding the uppermost plate member W at a constant height while mounting the plate 5 is mounted is movably provided.

On the other hand, above the guide rail 19, there is provided a single-sheet pick-up unit 25 for picking up one sheet from the plate material W loaded on the hydraulic lifter 21 of the carriage 23. Here, the single-sheet pick-up unit 25 is described in
Since the same one described in Japanese Patent No. 8628 can be used, the detailed description is omitted and the outline is described.

In the single-sheet pick-up unit 25, a guide frame 27 is provided in parallel above the guide rail 19, and a single-sheet pick-up loader 31 on which a number of vacuum pads 29 are mounted along the guide frame 27. Are provided movably. Note that the single-sheet loader 31
In FIG. 1, a pad moving mechanism (not shown) for slightly moving the vacuum pad 29 in the vertical and horizontal directions in FIG. 1 is provided so that the plate material W adsorbed on the vacuum pad 29 can be slightly moved. Has become.

Below the guide frame 27, a stacking unit 33 for stacking two plate members W is provided. Here, as for the basic concept of the two sheets of the plate material W, a method disclosed in Japanese Patent Application Laid-Open No. Hei 3-8628 can be used, and therefore detailed description is omitted, and the outline is described below.

Referring to FIG. 3, this stacking unit 33
Then, the stacking table 35 for stacking and placing the plate materials W
Is provided. On the upper surface of the stacking table 35, the plate material W carried in by the single
Are located with respect to two axes orthogonal to each other. A first holding pad 39 for holding the first sheet material W carried in by the single-sheet pick-up unit 25 is provided below the stacking table 35 by a cylinder 41 so as to be able to protrude and retract on the stacking table 35. An overlap holding clamper 43 is provided on the upper surface of the stacking table 35 for holding the second sheet material W carried in by the single-sheet pick-up unit 25 together with the first sheet material W whose origin has been previously determined. Have been.

Referring to FIG. 4, a caulking unit 45 is provided on the loading side (left side in FIG. 1) of the stacking unit 33. Referring to FIG. 5, in the caulking unit 45, three sides are formed as pilot holes 47 at a plurality of locations which do not interfere with the products of the two plate materials W carried in by the cooperation of the punch PK and the die DK. Is bent inward as a bent-up portion 49 so that the two plate members W are caulked so as not to shift.

Referring to FIG. 1 again, a loading guide rail 51 is provided on the support 52 so as to connect the stacking unit 33 and the punch press 3 in the X-axis direction (the direction of loading the plate material W). I have. Referring to FIG. 4, the loading guide rail 51 is provided with a loader 55 having a pair of pull-out clampers 53 that collectively clamp and pull out the stacked plate members W so as to be movable in the loading direction. . Although not shown, the loader 55 can be moved using, for example, a ball screw and a ball nut that are driven to rotate by a motor. Alternatively, the vehicle can run along the loading guide rail 51 by itself.

Referring to FIG. 1, an X-axis carriage 61 provided with an X-axis clamper 59 for clamping the plate material W carried in by the above-described loading device 7 is provided on the carry-in side table 57 of the punch press 3. The motor 63 and the X-axis ball screw 65 are provided so as to be movable in the X-axis direction (the left-right direction in FIG. 1).

At a predetermined position on the upper surface of the carry-in side table 57, for example, a locate pin 67 for determining the origin of the plate material W is provided.
An origin pulling pad 69 for adsorbing the lower surface of the plate material W for determining the origin and attracting it to the locating pin 67 is provided on the lower side of the loading side table 57 in the vicinity of the cylinder 71 so as to be freely retractable and movable by the cylinder 71. It is submerged below the loading table 57.

In the punch press 3, a plurality of punches
A punch holder 73U in which P can be selectively mounted and a die holder 73L in which a plurality of dies D can be selectively mounted are integrally Y-axis driven by a Y-axis motor 75 and a Y-axis ball screw 77.
It is provided movably in the axial direction (vertical direction in FIG. 1).

On the other hand, an unloading table 79 is provided on the unloading side of the punch press 3, and on the upper surface of the unloading table 79, the front end of the sheet material W sent (left end in FIG. 1). An A-axis carriage 83 provided with an A-axis clamper 81 for clamping the motor is provided movably in the A-axis direction by an A-axis motor 85 and an A-axis ball screw 87.

An unloading guide rail 89 of the unloading device 11 is provided above the carry-out side table 79 so as to be supported by a support column 91. The unloaded guide rail 89 has a plate material W after processing.
An unloader 95 provided with a pair of unloading clampers 93 for clamping is provided movably in the loading direction.
Although not shown, the unloader 95 can be moved using, for example, a ball screw and a ball nut that are driven to rotate by a motor. Alternatively, the vehicle can run along the unloading guide rail 89 by itself.

A product shelf 9 for storing products is provided on the left side of the unloading side table 79 in FIG. 1, and stores products unloaded by the unloading guide rail 89.

Next, plate processing in the plate processing system 1 will be described.

Referring to FIG. 2, the pallet 15 on which the desired plate material W stored in the material shelf 13 is placed is pulled out to the elevator 17, lowered, and placed on the hydraulic lifter 21 on the carriage 23. The carriage 23 is moved downward in FIG. 1 along the guide rail 19 under the overlapping table 35. The plate W placed on the top of the hydraulic lifter 21 is picked up by the vacuum pad 29 of the single-sheet pick-up unit 25, and the single-sheet pick-up loader 31 is moved upward in FIG. It is carried in above 35.

Referring also to FIG.
In the single-sheet pick-up loader 31 stopped above the position 5, the vacuum pad 29 is moved by a minute moving mechanism (not shown), and two sides of the plate material W are brought into contact with the locate pins 37 to determine the origin. The vacuum pad 29 is lowered, the first sheet W is placed on the stacking table 35, and the lower surface of the plate W is sucked and fixed by the first holding pad 39.

Subsequently, the second sheet material W is taken out of the pallet 15 in the same manner as in the above-described process, and
The second sheet material W is carried in above the first sheet material W fixed on 5. The vacuum pad 29 is moved by a micro-moving mechanism (not shown) of the single-sheet pick-up loader 31 so that the second plate W is brought into contact with the locating pin 37 to determine the origin, and the vacuum pad 29 is lowered and the first plate is lowered. The second sheet material W is stacked on the sheet material W. The overlap holding clamper 43 is advanced (moved upward in FIG. 3) to clamp the two plate materials W together, lower the first holding pad 39, and lower the locate pin 37.

The loader 55 moves rightward in FIG. 1, and the draw-out clamper 53 clamps the sheet material W on which the two sheets are stacked and pulls out the sheet material W to the caulking unit 45. Caulking unit 45
Then, the two works W are caulked by the cooperation of the punch PK and the die DK so as not to shift.

The plate material W clamped and caulked by the draw-out clamper 53 is carried into the carry-in side table 57 of the punch press 3, is sucked by the origin drawing pad 69, abuts on the locating pin 67 and is fixed to the X-axis. It is grasped by the clamper 59 and positioned at the processing position of the punch press 3, and the punching is performed by moving the X-axis carriage 61.

The leading end of the plate material W (FIG. 1)
When the middle left end portion passes through the punch press 3 and comes out to the unloading side, the leading end portion of the plate material W is appropriately clamped by the A-axis clamper 81 to perform punching while moving the A-axis carriage 83 leftward in FIG. Perform processing.

When the punching process is completed, the unloading clamper 93 of the unloading device 11 detects the end face of the plate material W, clamps it, and sorts and stores it in a desired shelf of the product shelf 9.

From the above results, since two sheets W are collectively supplied, punched, and unloaded, the processing time per sheet can be shortened, and the processing efficiency can be improved. Further, as shown in FIG. 6, since the next sheet material W is overlapped during the punching and the punching by the punch press 3, the time required for loading and unloading is substantially eliminated, Continuous processing can be performed. Moreover, since the two sheets W are stacked so as not to be displaced by the caulking step, accurate processing can be performed.

It should be noted that the present invention is not limited to the above-described embodiment of the present invention, but by making appropriate changes.
It can be implemented in other aspects. That is, in the above-described embodiment, a punch press is used as a plate processing machine, but other plate processing machines, for example, a shearing machine or the like can be used instead.

[0041]

As described above, in the plate material processing method according to the first aspect of the present invention, a plurality of plate materials to be processed are caulked together, and are carried into a plate material processing machine as a unit for processing. The working time can be shortened and the working efficiency can be improved.

In the plate material processing method according to the second aspect of the present invention,
At a predetermined position, a plurality of stacked plate materials are opened at three positions by a punch press, and the other side is bent and the whole is crimped, so that the plurality of plate materials can be integrated,
A plurality of plate members can be collectively carried in and processed.

In the plate material processing system according to the third aspect of the present invention, the plate material is taken out from the material shelf, and the sheet material at the top of the plate material is picked up by the single-sheet pick-up unit and carried into the sheet material stacking unit. In the sheet material stacking unit, the sheet materials that are carried in one by one are stacked, and while the sheet material is being carried into the sheet material processing machine by the loading device, the stacked sheet materials in the caulking unit are caulked and then carried into the sheet material processing machine to process the sheet material. Is performed, the stacked plate members are collectively processed without displacement. Thereby, work efficiency can be greatly improved.

In the plate material processing system according to the fourth aspect of the present invention, the stacked plate material carried into the caulking unit has three sides opened by cooperation of a punch and a die, and the other side is opened in a place where there is no hindrance to the processing. Since it is bent and swaged, it is possible to collectively process the plate material without shifting.

[Brief description of the drawings]

FIG. 1 is a plan view showing a plate processing system according to the present invention.

FIG. 2 is a side view as seen from the II-II direction in FIG.

FIG. 3 is a plan view showing a stacking unit.

FIG. 4 is a plan view showing a stacking unit and a caulking unit.

FIGS. 5A and 5B are a cross-sectional view and a plan view showing a state of caulking by a caulking unit.

FIG. 6 is a graph showing a tact time in the plate processing system according to the present invention.

FIG. 7 is a plan view showing a conventional plate processing system.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 sheet material processing system 3 punch press (sheet material processing machine) 7 loading device 9 product shelf 11 unloading device 13 material shelf 25 single-sheet picking unit 33 plate material stacking unit 45 caulking unit W plate material P punch D die

Claims (4)

[Claims] 1. A plurality of plate materials to be processed by a plate material processing machine are stacked, and the stacked plate materials are caulked before or during the loading of the plate material into the plate material processing machine, and the plurality of the plate materials are integrated to form a plate material processing. Performing a desired processing after being carried into the machine. 2. The method according to claim 1, wherein the caulking is a step of opening three sides at predetermined positions of the plate by a punch press and bending the other side. 3. A plate material processing machine for processing a plate material, a material shelf for storing the plate material, a one-sheet pick-up unit for taking out the plate material from the material shelf, and a plate-sheet stacking unit for stacking the plate material supplied by the one-sheet pick-up unit And a caulking unit for caulking and stopping the plate material stacked by the plate material stacking unit, a loading device for loading the plate material caulked by the caulking unit into the plate material processing machine, and unloading the plate material processed by the plate material processing machine. A plate material processing system, comprising: an unloading device for carrying out the process; and a product shelf for storing the plate material carried out by the unloading device. 4. The caulking unit is characterized in that at the position where there is no hindrance to the processing of the stacked plate members, three sides are opened and the other side is bent and swaged by cooperation of a punch and a die. The plate processing system according to claim 3, wherein: