JPH0638629Y2 - Laser processing equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a laser processing apparatus for processing a work by a laser beam.

[Prior Art] Conventionally, a work which is fixed on a moving table and processed by a laser beam has been proposed in Japanese Utility Model Publication No. 57-54952. This laser processing device is provided with a needle-like workpiece support on a moving table, and a workpiece fixed and mounted on this workpiece support is irradiated with a laser beam from a processing head to perform processing, and a relatively small product is produced. Is transferred between the work support parts by dropping onto a conveyor or the like installed below the moving table, and a relatively large product remains on the work support part and is left by the worker after the work is completed. It was something to take out.

[Problems to be Solved by the Invention] In the above-mentioned prior art, a crane or the like is used to carry in the work, and the processed relatively large product is supported by the work supporting portion, and the worker takes it out. It was not possible to save labor because workers had to be arranged for one or several laser processing devices.

Particularly, when the laser processing device is operated for 24 hours, it is accompanied by work at midnight, and further labor saving is desired.

It is an object of the present invention to provide a laser processing apparatus which can solve the above problems and save labor.

[Means for Solving the Problems] In the present invention, a plurality of drive rollers are horizontally arranged in parallel on the upper surface of a table which is horizontally provided so as to face a machining head, and a work supporting plate is mounted on the drive rollers. The mounting plate is provided with a stopper that can be engaged with the edge of the work at the edge of the mounting plate. Further, in the present invention, the drive roller comprises a drive roller main body having a small diameter and a plurality of discs provided coaxially with the drive roller main body so as to project on the peripheral surface of the drive roller.

[Operation] With the above configuration, the work can be placed on the placement plate while being locked by the stopper, and the work can be loaded into and unloaded from the table together with the placement plate by the drive roller. Further, according to the present invention, the work can be loaded and unloaded on the table by mounting the work on the disk together with the mounting plate.

[Embodiment] Next, an embodiment of the present invention will be described with reference to the accompanying drawings.

1 to 5 show the first embodiment, in which a processing head 2 provided with a laser beam irradiation unit 1 is provided on a gate-shaped frame 3, which is an upper frame, so as to be able to move left and right and up and down. A base 4 is provided below the gate frame 3, and a moving table 5 is provided on the base 4 so as to face the machining head 2 so as to be movable back and forth. A clamp device 8 having a pair of upper and lower clipping pieces 8A and 8B for fixing a mounting plate 7 on which an iron plate 6 as a work is mounted by an air cylinder (not shown) is provided on one end side of the moving table 5. ing. A drive roller 9 such as an iron roller is provided in parallel on the upper surface of the moving table 5, the axis of the drive roller 9 is provided so as to be orthogonal to the moving direction of the moving table 5, and these drive rollers 9 are also provided. The motor 10 is provided on one side of the moving table 5 to perform normal rotation and reverse rotation. That is, the first drive sprocket 11 is fixed to the motor shaft of the motor 10 provided on the moving table 5, a plurality of first driven sprockets 12 are arranged in parallel below the drive roller 9, and A first chain 13 is suspended between the first drive sprocket 11 and the first driven sprocket 12, and a second driven sprocket 14 is fixed to the shaft end of each drive roller 9. Driven sprockets 14 and 1
A second chain 15 is suspended between the driven sprocket 12 and a second drive sprocket (not shown) provided on the driving shaft, and the driving roller 9 is driven by the rotational force of the motor 10.
Can rotate forward and backward. The mounting plate 7 has a plate shape formed by weaving a corrugated wire rod 16 such as iron, and has a large number of holes 17. A frame plate 18 such as an iron plate serving as a stopper that locks and bends the iron plate 6 is fixed to the upper edge of the mounting plate 7.

Further, on the other side of the laser processing device 19, there is provided a stocker 20 having a plurality of mounting plates 7 on which the iron plate 6 is mounted. The stocker 20 is a hydraulic cylinder (not shown).
And the like, and a feeding device (not shown) that feeds the placed mounting plates 7 one by one to the drive roller 9 side is provided. Further, a multi-storey warehouse 21 is provided on the other side of the stocker 20, and in this multi-storey warehouse 21, a plurality of the stocker 20 are stored, and an automatic carrier is provided.
The stocker 20 can be loaded and unloaded by 22. Reference numeral 23 is a control panel, and 24 is a transfer device such as a conveyor provided on the base 4.

Next, the operation of the above configuration will be described.

The iron plate 6 is mounted on the mounting plate 7 in advance by being locked to the inner edge of the frame plate 18, and these are stored in the stocker 20 in multiple stages, and the stocker 20 is stored in the three-dimensional warehouse 21.
Then, the stocker 20 pulled out by the automatic carrier 22 is moved to the side of the laser processing device 19, and then the iron plate 6 is pulled out together with the placing plate 7 onto the moving table 5, and at the same time, the drive roller 9 is moved by the motor 10 in the arrow direction. By rotating and driving in the A direction, the mounting plate 7 is moved toward the clamp device 8, and the frame plate 18 abuts the clamp device 8 and is fixed and positioned by the clamp device 8. After that, the machining head 2 is moved left and right based on the data previously input by the control panel 23, and the moving table 5 is moved forward and backward, and the iron plate 6 is irradiated with the laser beam from the irradiation unit 1 facing the iron plate 6. Cutting processing is performed. The cut product 25 larger than the hole 17 is supported on the placing plate 7, and the product 26 smaller than the hole 17 passes between the hole 17 and the driving roller 9 and drops onto the transfer device 24 to be transferred to the transfer device 24. The product 26 is recovered by. After the processing with the laser beam is completed in this way, the driving roller 9 is rotated in the reverse direction by the motor 10, whereby the placing plate 7 is conveyed to the stocker 20 together with the product 25 and the residual iron plate 6, and the one stroke is completed. After this, the stocker 20 moves up and down, and the mounting plate 7 of the other stage is sent out onto the drive roller 9 together with the iron plate 6 for processing. After all the iron plates 6 stored in the stocker 20 are processed in this way, the stocker 20 is moved by the automatic carrier 22 to the three-dimensional warehouse 21.
The new stocker 20 is transported while being stored in and is repeatedly processed.

As described above, in the above-described embodiment, the driving roller 9 is provided on the upper surface of the moving table 5, and the iron plate 6 can be automatically carried in by the driving roller 9 and can be carried out together with the product 25. Can be achieved.

Further, since the iron plate 6 is processed in a state where it is placed on the placing plate 7 having a plurality of holes 17, the products 25 and 26 are not likely to incline during cutting, and dimensional accuracy is improved. It is possible to perform high cutting processing.

Moreover, since the frame plate 18 that can be locked to the edge portion of the iron plate 6 is provided at the edge portion of the placing plate 7, the iron plate 6 is prevented by the frame plate 18.
Can be positioned and fixed, the iron plate 6 can be arranged at a predetermined position of the moving table 5, and the iron plate 6 does not slip down even during movement, so that the iron plate 6 can be reliably carried in, carried out, or processed. . Further, the frame plate 18 can reinforce the mounting plate 7.

FIG. 6 and FIG. 7 show the second embodiment, and the first
The same parts as those in the embodiment are designated by the same reference numerals, and detailed description thereof will be omitted.

In the second embodiment, the rotary shaft 27 is connected to the motor shaft of the motor 10 fixed to one side of the moving table 5,
The first driven sprocket 12 is coaxial with the worm 27 and the worm wheel 28, and the rotational force of the motor 10 can be transmitted to the drive roller 9. Further, frame plates 18 are provided on both sides of the placing plate 7, stoppers 29 are formed in a protruding shape in the longitudinal direction of the placing plate 7, and a clamp device 8 is also provided in the longitudinal direction of the moving table 5. Has been.

Therefore, the iron plate 6 is locked by the frame plate 18 and the stopper 29 to be in a holding state and can be fixed by the clamp device 8.

FIG. 8 to FIG. 10 show the third embodiment, and the first
The same parts as those in the embodiment are designated by the same reference numerals, and detailed description thereof will be omitted.

The drive roller 9 provided on the moving table 5 which can be moved by the motor is a drive roller main body 9A made of small diameter steel or the like.
And a disk 9B made of steel or the like that is provided coaxially with the drive roller body 9A and protrudes from the peripheral surface of the drive roller body 9A.
It is provided so as to project slightly more.

Therefore, the iron plate 6 that is previously locked to the inner edge of the frame plate 18 and is placed on the mounting plate 7 is pulled out onto the moving table 5, and at the same time, the drive roller main body 9A together with the disc 9B is driven by the motor. By rotating and driving, the iron plate 6 and the mounting plate 7 mounted and supported on the disc 9B are moved toward the clamp device, and are fixed and positioned by the clamp device. After this, while the machining head 2 is moved left and right and the moving table 5 is moved forward and backward based on the data input in advance, the laser beam is applied to the iron plate 6 from the irradiation unit 1 facing the iron plate 6, and the cutting process is performed. Be seen. During this cutting, the laser beam passes through the gap between the wire rods 16 and the iron plate 6 to reach the gap between the adjacent discs 9B.

When the processing with the laser beam is completed in this way,
The iron plate 6 is discharged from the moving table 5 together with the placing plate 7 placed on the circular plate 9B by releasing the fixed state of the frame plate 18 by the clamp device 8 by the motor and operating the driving roller 9. Is.

As described above, in the above-described embodiment, the driving roller 9 is provided on the upper surface of the moving table 5, and the iron plate 6 can be automatically carried in by the driving roller 9 and can be carried out together with the product, which saves labor. Can be planned.

Further, the drive roller 9 is a drive roller main body 9A having a small diameter,
Since the drive roller body 9A is configured by a plurality of discs 9B provided coaxially with each other, the laser beam can pass through the gap between the discs 9B during cutting by the laser beam, so that the laser beam can be efficiently cut. You can do it well. That is, since the laser beam passes between the wire rod 16 and the disc 9B and reaches the drive roller body 9A side, it is possible to eliminate the harmful effects such as the laser beam hitting the drive roller body 9A.

It should be noted that the present invention is not limited to the above-mentioned embodiment, but in the embodiment, the drive table is provided with the drive roller, but the drive roller may be provided with the idler roller arranged side by side, and each drive roller may be provided. You may make it connect a motor to each. Further, although the movable table is shown in the above embodiment, various modifications are possible such as the table may be fixed and the portal frame can be moved in the front-rear direction.

[Advantages of the Invention] The present invention provides a machining head provided on the upper frame and provided with a laser beam irradiation unit, a table horizontally provided facing the machining head, and a drive provided in parallel on the upper surface of the table. A roller, and a work supporting plate having a plurality of holes formed thereon so as to be mounted on the drive roller;
The stopper is provided on the edge of the mounting plate and can be locked to the edge of the work. The drive table is provided with a drive roller, and the work is mounted on the mounting plate having holes. In addition, the work can be loaded onto the table with the stopper positioned, and can be carried out together with the product, so that the work loading and product unloading can be automated, and labor can be saved. Therefore, it can be processed accurately.

Further, according to the present invention, since the drive roller is composed of a drive roller main body having a small diameter and a disk provided coaxially with the drive roller main body, the laser beam passes through a gap between adjacent disks during cutting. Processing can be performed efficiently.

[Brief description of drawings]

1 to 5 show the first embodiment, FIG. 1 is a front view, FIG. 2 is a sectional view of an essential part, FIG. 3 is an overall perspective view, and FIG. 4 is an essential part. Perspective view, FIG. 5 is a plan view showing an arrangement state, FIG. 6 is a front view showing a second embodiment, FIG. 7 is a perspective view of the same part, and FIGS. 8 to 10 are third embodiments. Fig. 8 is a sectional view of the main part, Fig. 9 is an overall perspective view,
FIG. 10 is a side view of the main part. 1 ... Irradiation part 2 ... Machining head 3 ... Gate type frame (upper frame) 5 ... Moving table (table) 6 ... Iron plate (work) 7 ... Placement plate 9 ... Drive roller 9A ... Drive Roller body 9B …… Disc 17 …… Hole 18 …… Frame plate (stopper) 29 …… Stopper

Claims (2)

[Scope of utility model registration request] 1. A processing head provided on an upper frame and provided with a laser beam irradiation section, a table horizontally provided facing the processing head, a drive roller provided in parallel on an upper surface of the table, and A work supporting mounting plate having a plurality of holes formed thereon so as to be mounted on the drive roller, and a stopper provided at an edge of the mounting plate and capable of being locked to the edge of the work. And laser processing equipment. 2. The drive roller comprises a drive roller main body having a small diameter and a plurality of discs provided coaxially with the drive roller main body so as to project on the peripheral surface of the drive roller. Laser processing equipment.