JPH0763782B2 - Plate material processing method by plate material processing machine and plate material processing machine used for the method - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a processing method by a plate material processing machine and a plate material processing machine used in the same, for example, a turret punch press, a shearing machine, and a laser processing machine. Etc., relates to a processing method and a plate material processing machine for superposing two thin plate materials on a work table and performing predetermined processing.

(Prior Art) In a plate material processing machine such as a turret punch press, a plate material is supplied one by one to the upper surface of a work table, and is held in a work clamp to perform press processing while controlling movement.

(Problems to be Solved by the Invention) In such processing of each plate material one by one, there is a limit in processing efficiency and it is difficult to improve productivity. Therefore, according to the present invention, after a single plate material is supplied from the plate material pallet onto the work table by the transfer device and positioned, a plate material suction fixing means is provided on the lower surface of the work table to prevent the plate material from moving. The plate material is adsorbed and held. Subsequently, the second plate material is overlaid on the first plate material on the work table from the plate material pallet, and the press work is performed in the two-sheet stacking mode,
The purpose is to perform highly accurate and accurate processing.

(Means for Solving the Problem) In the invention described in the first aspect, a plate material is clamped by a work clamp device provided so as to be movable and positioned in a direction of approaching and separating from a processing tool provided in a plate material processing machine. The clamped plate material is supplied to the position of the processing tool to process the plate material, and the first plate material carried on the work table of the plate material processing machine is abutted against the abutting surface of the work clamp device. Position, and then the two plate materials carried onto the work table are superposed and positioned on the first plate material, and then the two plate materials are simultaneously clamped by the work clamp device, and the work clamp device is mounted. Is a plate material processing method in which two plate materials are supplied to the position of the processing tool by the movement of and the two plate materials are simultaneously processed by the processing tool.

The invention according to the second aspect is provided with a work clamp device capable of moving and positioning in a direction approaching and separating from a machining tool provided in a plate material processing machine, carried in on a work table of the plate material processing machine, and the work clamp described above. A plate material fixing device that holds the lower surface of the plate material positioned so as to abut against the abutting surface of the device and can be fixed in an immovable state is provided, and the plate material fixing device can be moved vertically with respect to the upper surface of the work table. It is a plate material processing machine provided.

(Embodiment) The configuration of an embodiment of the present invention will be described with reference to the drawings.

FIG. 1 shows the arrangement of machines, devices, etc. according to an embodiment of the present invention, in which the turret punch press 1 performs punching while receiving the plate material W on the plate material mounting table 5 by the transport device 3, These will be sequentially described in detail with reference to FIGS. 1 to 4.

In a turret punch press 1 for punching a plate material W by a numerical control device (not shown), a turret device 7 rotatably mounted has various types of punches and dies (not shown) as processing tools for processing the plate material. Is installed. As shown in FIG. 3, a large number of balls 11 for smoothly supporting the plate material W are arranged on the upper surface of the work table 9 which supports the plate material W processed by the processing tool provided in the turret device 7. There is.

Further, on the lower surface of the work table 9, a required number of plate material suction devices 13 (suction by a vacuum pad) as plate material fixing devices for fixing the plate materials W in a stationary state when the plate materials W are stacked are mounted. Normally, the plate material suction device 13 is located below the upper end of the ball 11 and is slightly elevated only when the plate material W is sucked and fixed, and is sucked by the vacuum force.

As a device for holding the plate material W and performing a predetermined movement control, in FIG. 4, the front and rear side walls of the work table 9 are in the left-right direction (hereinafter referred to as the Y-axis direction) with respect to the frame 15 of the turret punch press 1. ), Two parallel guide rails 17 are attached, and the guide rails 17 are extended in the front-back direction (hereinafter referred to as the X-axis direction) orthogonal to the Y-axis direction of the work table 9. Both ends of the carriage base 19 are movably supported.

The carriage base 19 includes the carriage base 19
A carriage that is slidable in a horizontal state is provided along the X-axis direction, and a work clamp device 23 that clamps and moves and positions the plate material W is mounted on the carriage 21.

Therefore, after clamping the plate W by the work ramp device 23, the carriage base 19 is moved along the guide rail 17 in the Y-axis direction, and the carriage 21 is moved in the X-axis direction with respect to the carriage base 19 on the horizontal plane. As a result, the plate material W is moved and positioned in the Y-axis direction and the X-axis direction on the horizontal surface of the work table 9,
The turret device 7 is supplied to the positions of the punch and the die as the working tools attached to the turret device 7, and the punching process is performed.

In order to position the plate W on the work table 9 in the X-axis direction, a positioning pin 25 is mounted on the lower surface of the central portion of the work table 9 by a cylinder so that the plate W can freely move in and out. After the plate material W is loaded onto the work table 9 by the transfer device 3, it is necessary to move the plate material W to position it at a predetermined position. However, as shown in FIG. 2, the pusher is used for moving in the Y-axis direction. 27 is attached to the end of the work table 9 in the Y-axis direction.

Next, the transport device 3 and the plate material mounting table 5 will be described.

Referring to FIGS. 1 and 2, the plate material mounting table 5 is configured by a lifter 31 that supports a pallet 29 that receives a plurality of plate materials W stacked and receives the pallets 29 to control up and down. Also, the transport device 3
X is installed on the upper frame 33U of the loader frame 33
It is composed of a plurality of parallel guide rails 35 extending in the axial direction, a loader 37 movably suspended on the guide rails 35, a vacuum pallet located below the loader 37, and the like. The plate material W of No. 1 is adsorbed by this vacuum pallet, and the turret punch press 1
It is conveyed to the work table 9 and positioned at a predetermined place.

As shown in the drawing, the guide rail 35 is mounted on the work table 9 of the turret punch press 1 extending above the central portion of the plate mount 5 via the loader frame 33. Is equipped with a loader body 39 movable in the X-axis direction. The loader main body 39 suspended from the guide rail 35 is provided with a vertically extending guide rail 41, and a Z-axis moving body 43 is fitted to the guide rail 41.

A Z-axis direction cylinder 45 is attached to the loader body 39, and the Z-axis moving body 43 is integrated with the piston rod of the Z-axis direction cylinder 45.

With the above structure, when the Z-axis direction cylinder 45 is operated,
The Z-axis moving body 43 is moved in the Z-axis direction by being guided by the guide rail 41.

A guide member is integrated under the Z-axis moving body 43, and a guide rail 47 fitted in the guide member and extending in the X-axis direction is provided. The guide rail 47 is provided on the X-axis moving body 49, and the X-axis direction cylinder 51 is attached to the side portion of the Z-axis moving body 43.
The piston rod of the X-axis direction cylinder 51 is attached to the X-axis moving body 49.

With the above configuration, when the X-axis direction moving cylinder 51 is operated, the X-axis moving body 49 is moved in the X-axis direction while being guided by the guide rail 47 via the piston rod.

A guide member is integrated with the lower portion of the X-axis moving body 49, and a guide rail 53 fitted in the guide member and extending in the Y-axis direction is provided. The guide rail 53 is provided on the Y-axis moving body 55, and a Y-axis direction cylinder 57 is attached to a side portion of the X-axis moving body 49. Said Y
It is attached to the shaft moving body 55.

With the above configuration, when the Y-axis direction cylinder 57 is operated,
The Y-axis moving body 55 is guided by the guide rail 53 via the piston rod.
It will be moved in the Y-axis direction while being guided by.

A pad plate 59 is attached to the lower portion of the Y-axis moving body 55, and a plurality of vacuum pads 61 are attached to the lower portion of the pad plate 59 at appropriate intervals in the X-axis direction.

The loader body 39 is provided with a drive motor 63,
A pinion 65 is attached to the output shaft of the drive motor 63. The pinion 65 is meshed with a rack 67 that extends and is attached to the upper frame 33U in the X-axis direction.

With the above configuration, when the drive motor 63 is driven, the pinion 65 is engaged with the rack 67, so that the loader main body 39 is moved in the X-axis direction while being guided by the guide rail 35.

Next, the operation will be described.

In FIG. 1, when the plate materials W are stacked on the pallet 29 and supplied onto the plate material mounting table 5, the pad plate 59 of the transfer device 3 is transferred onto the plate materials W via the Z-axis direction cylinder 45. Then, the vacuum pad 61 sucks one upper plate W and ascends.

Next, the pinion 65 by the drive motor 63 of the loader body 39
By engaging with the rack 67, the loader body 39
Is guided by the guide rail 35, and the work table 9 is
Move to the designated place above.

The plate material W sucked and raised by the vacuum pad 61
Is lowered to the upper surface of the work table 9 by the Z-axis direction cylinder 45. The plate material W includes an X-axis direction cylinder 51 and a Y-axis direction cylinder 57 mounted on the loader body 39.
As a result, the positioning pin 25 protruding on the work table 9 and the abutting surface of the work lamp device 23 are abutted and positioned.

At this time, the pusher 27 attached to the rear end of the work table 9 may be operated to position the plate W in the Y-axis direction instead of the Y-axis direction cylinder 57.

Next, as shown in FIG. 3, the plate material W thus positioned is fixed in a stationary state by the plate material adsorbing device 13 mounted on the lower surface of the work table 9 to adsorb the lower surface of the plate material W. Retained.

After the first plate W is sucked and held on the work table 9 by the plate suction device 13, the vacuum pad 61
Releases the first plate material W, the pad plate 59 rises, and the loader 37 moves and retracts onto the original plate material mounting table 5.

Subsequently, the second plate material W is conveyed from the plate material mounting table 5 to the upper surface of the first plate material W in the same manner as the first plate material W, and is positioned. Since the second plate W is fixedly held by the plate suction device 13 in a stationary state, even if the second plate W is positioned on the upper surface of the first plate W, the first plate W is accurately positioned. The upper and lower two sheets are superposed on the plate material W and positioned at the same position.

Next, the upper and lower two sheets of the plate material W are sandwiched by the work clamp device 23, and then the vacuum pad 61.
And the work table 9 released from the plate material adsorption device 13.
A predetermined punching process is performed while the upper and lower parts are stacked and moved and positioned.

As the plate adsorbing means, an electromagnet or the like can be used in addition to the vacuum pad of the embodiment.

〔The invention's effect〕

As can be understood from the above description of the embodiments, in short, the invention described in the first section is provided so as to be movable and positionable in a direction approaching and separating from the working tool provided in the plate material processing machine (1). Plate material (W) by the work clamp device (23)
Was clamped, and the clamped plate material (W) was fed to the position of the processing tool to carry out processing of the plate material (W), and the plate material processing machine (1) was loaded onto the work table (9). The first plate member (W) is positioned so as to abut against the abutting surface of the work clamp device (23), and then the second plate member (W) loaded onto the work table (9) is moved to the above-mentioned 1 After stacking and positioning on the first plate (W),
The work clamp device (23) clamps two plate materials (W) at the same time, and the work clamp device (23)
Is a plate material processing method by a plate material processing machine that supplies two plate materials (W) to the position of the processing tool by the movement of and moves the two plate materials at the same time by the processing tool.

The invention according to the second aspect is provided with a work clamp device (23) which is provided in the plate material processing machine (1) and is movable and positionable in a direction approaching and separating from a processing tool, and a work table of the plate material processing machine (1) (9) A plate material fixing device (13) capable of holding the lower surface of the plate material (W) that has been loaded onto the work clamp device (23) and positioned so as to abut against the abutting surface of the work clamp device (23) and to be fixed in an immovable state Is installed, and this plate material fixing device (13) is
A plate material processing machine provided so as to be vertically movable with respect to the upper surface of the work table (9).

As is apparent from the above configuration, the invention according to the first aspect is a method of processing a plate material by a plate material processing machine, and since two plate materials are stacked and processed at the same time, the first plate material is processed. So that the second plate and the second plate overlap exactly
The second plate member is positioned so as to abut against the abutting surface of the work clamp 23, and the second plate member is superposed and positioned on the plate member in this positioning state. The work is clamped, and two plate materials are supplied to the position of the processing tool by the work clamp device 23 so that the two plate materials are processed at the same time.

Therefore, according to the present invention, it is possible to accurately machine two plate materials at the same time, and the efficiency is doubled in a simple way as compared with the case where the plate materials W are machined one by one. is there.

According to the second aspect of the invention, the bottom surface of the plate material W that has been loaded onto the work table 9 of the plate material processing machine 1 and positioned so as to abut against the abutting surface of the work clamp device 23 is held stationary. Since the plate material fixing device 13 that can be fixed is provided on the first plate material W, when the second plate material W is superposed on the first plate material W in the positioned state, the first plate material W may be displaced. Therefore, the two plate materials W can be accurately positioned with respect to the work clamp device 23 by overlapping them.

Further, since the plate material fixing device 13 is vertically movable with respect to the upper surface of the work table 9, when the plate material W is moved by the work clamp device 23, the plate material fixing device 13 may hinder the movement. There is no such thing.

[Brief description of drawings]

1 shows an embodiment of the present invention. FIG. 1 is a partially cutaway front view, FIG. 2 is a sectional view taken along the line II-II of FIG. 1, and FIG. 1 is an enlarged cross-sectional view taken along the arrow III in FIG.
FIG. 4 is an overall side view of the turret punch press according to the present invention. 3 …… Conveyor 9 …… Work table 13 …… Plate suction device 23 …… Work clamp device W …… Plate.

Claims (2)

[Claims] 1. A plate material (W) is clamped by a work clamp device (23) provided in a plate material processing machine (1) so as to move and position in a direction approaching and separating from a processing tool, and the clamped plate material ( W) is supplied to the position of the processing tool to process the plate material (W), and the first plate material (W) loaded on the work table (9) of the plate material processing machine (1) is used. The work clamp device (23) is positioned so as to abut against the abutting surface, and then the work table (9)
After positioning the second plate material (W) loaded on top of the first plate material (W), the two plate materials (W) are simultaneously clamped by the work clamp device (23). , 2 by moving the work clamp device (23)
A plate material processing method using a plate material processing machine, which comprises supplying a plate material (W) to a position of the processing tool and simultaneously processing two plate materials by the processing tool. 2. A plate material processing machine (1) is provided with a work clamp device (23) capable of moving and positioning in a direction approaching and separating from a processing tool, and on a work table (9) of the plate material processing machine (1). A plate material fixing device (13) capable of fixing the lower surface of the plate material (W), which has been carried into the work clamp device (23) and is positioned so as to abut against the abutting surface of the work clamp device (23), to be fixed in an immovable state, A plate material processing machine comprising a plate material fixing device (13) vertically movable with respect to the upper surface of the work table (9).