KR102047892B1 - Drilling and cutting apparatus for metal plate - Google Patents

Abstract

The present invention relates to a device for boring and cutting a metal plate. According to the present invention, the device for boring and cutting a metal plate comprises: a front base installed to be erect on the ground and including a front space unit; a rear base installed to be erect on the ground and installed to be spaced forward and backward side by side with the front base, wherein the rear base has a rear space unit inside; a rail block having a fixed length on left and right and installed to move in and out of the rear space unit of the rear base and the front space unit of the front base; a support bracket installed in the upper part of the rail block and supporting the metal plate, wherein the support bracket is transferred to the left and right in the longitudinal direction of the rail block; a boring unit installed in the front base and forming a bore on the metal plate; a cutting unit for cutting a part or a whole of the metal plate and installed in the rear base; and a driving unit transferring the rail block toward the boring unit and the cutting unit. The device for boring and cutting a metal plate can largely reduce an installation area in comparison with existing equipment in which boring work and cutting work are arranged in a series and largely improve work efficiency by minimizing a motion line of the worker, thereby easily processing various cutting lines on the metal plate.

Description

Metal plate drilling and cutting device {DRILLING AND CUTTING APPARATUS FOR METAL PLATE}

The present invention relates to a device capable of perforating and cutting lines on a metal plate, and in particular, the metal plate is automatically arranged to the perforating process and cutting process through the forward and backward movement of the slider in a state where the support bracket for supporting the metal plate is seated on the upper rail block. The present invention relates to a metal plate drilling and cutting device capable of cutting line processing on the same line that is non-connected to one side and the other side of the metal plate without changing the position by flipping the metal plate during the cutting process.

As a technique related to a device for drilling a cutting line, such as perforating or cutting a part or the whole, of a metal plate having a certain size,

Republic of Korea Utility Model Publication No. 20-1997-000596 (published on Jan. 21, 1997, hereinafter referred to as 'Document 1') `` Forming product punching and cutting device of metal sheet molding machine '' is presented,

Document 1 improves the method of producing a device that cuts a hole at the same time as a hole in a molded product and installs it on a press, and then produces a device that uses a cylinder to reduce the cost of equipment and reduce equipment costs. It is possible to cut and produce molded products to a certain standard by operation, and to perforate and cut devices of molded products that can cut and produce long molded products.The bearing blocks installed on both sides of the base holder on all sides of the base are combined and sliding. A frame on which the rail is installed; Bearing blocks coupled to the rails are installed on all sides of the bottom, guide bolts for fastening the base plate to four corners of the upper surface, proximity sensors for outputting punching, cutting and clamping signals to one side of the front end portion, and the machine to the rear end. A limit switch for operating the return air cylinder is installed, and a rear end portion is provided with a stopper that can adjust the distance before and after the molded product to the required length, and a guide with a push to push the cut product. An installed base holder; A plurality of fastening holes are formed at four corners so as to be fastened to the guide bolts of the base holder, and a plurality of holes having perforated pins for punching holes in the molded product on one side before and after the discharge path on which the molded product is discharged. The hydraulic cylinder is installed on the fixing bracket, and the metal plate is formed of a stripper for holding the molded product from shaking when punching the molded product therebetween, and a base plate provided with a cutting device operated by the hydraulic cylinder at the rear. The present invention relates to a molding product perforating and cutting device of a device.

As another technology, Korean Patent Registration No. 10-1514575 (registered on April 16, 2015, hereinafter referred to as 'Document 2') `` Metal plate cutting device '' is proposed,

Document 2 includes a support portion on which a metal plate is positioned on an upper surface, a frame portion supported on the support portion, and a cutting portion movable along the frame portion, wherein the cutting portion is rotated to cut the metal plate, and to the metal plate. It is characterized in that it comprises a guide for guiding the saw blade portion to move along the groove by forming a groove, it is a technology for cutting a metal plate that does not require secondary processing without the occurrence of cutting snow on the cutting surface of the metal plate.

Document 1. Republic of Korea Utility Model Publication No. 20-1997-000596 (published Jan. 21, 1997) Document 2. Korea Patent Registration No. 10-1514575 (2015.04.16. Registration)

The present invention by installing a punching unit for punching and a cutting unit for cutting processing on each of a pair of base spaced before and after, so that the punching and fusion work can be performed in parallel to minimize the operator's copper wire and greatly reduce the installation space area It is an object of the present invention to provide a metal plate drilling and cutting device that can be reduced.

Furthermore, an object of the present invention is to provide a metal plate drilling and cutting device capable of cutting the same line of cutting lines that are non-connected to one side and the other side of the metal plate without changing the position by flipping the metal plate during the cutting process.

In addition, an object of the present invention is to provide a metal plate perforation and cutting device that can be formed by pressing the metal plate during the cutting process, the cutting line can be formed uniformly.

Metal plate drilling and cutting device according to the present invention in order to solve the above problems,

A front base installed on the ground and having a front space therein;

A rear base installed to stand on the ground and spaced apart from the front base in parallel to the front base, and having a rear space therein;

A rail block disposed in front and rear of the front space portion of the front base and the rear space portion of the rear base and having a predetermined length from side to side;

A support bracket seated on an upper portion of the rail block and transported from side to side in a longitudinal direction of the rail block and supporting a metal plate;

A perforation unit installed in the front base and forming perforations in the metal plate;

A cutting unit installed at the rear base and cutting part or all of the metal plate; And

A driving unit for transferring the rail block to the drilling unit and the cutting unit;

Characterized in that consisting of.

Metal plate drilling and cutting device according to the invention,

Compared to the existing facilities where drilling and cutting operations are arranged in series, the installation area can be greatly reduced, the operator's copper lines can be minimized, and work efficiency can be greatly improved, and various cutting lines for metal plates can be easily processed. have.

1 is a three-dimensional block diagram showing a metal plate drilling and cutting device according to the present invention,
2 is a plan view of FIG.
3 to 5 is a side configuration view showing an operating state of the metal plate drilling and cutting device according to the present invention,
6 to 10 is a rear configuration diagram showing an operating state for the cutting unit,
11 and 12 are cross-sectional view showing an operating state for the support unit.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Prior to this, terms or words used in the present specification and claims should not be construed as being limited to the common or dictionary meanings, and the inventors should properly explain the concept of terms in order to best explain their own invention. Based on the principle that can be defined, it should be interpreted as meaning and concept corresponding to the technical idea of the present invention. Therefore, the embodiments described in the specification and the drawings shown in the drawings are only the most preferred embodiment of the present invention and do not represent all of the technical idea of the present invention, various equivalents that may be substituted for them at the time of the present application It should be understood that there may be water and variations.

The direction is specified as the front base side or the front base and the rear base side as the rear part or the rear side based on FIG. 1, and the left side frame side is the left side or The direction of the left side and the right side frame side will be specified as the right side or the right side.

As shown in Figures 1 to 12, the metal plate drilling and cutting device according to the present invention,

The front base 10, the rear base 20, the rail block 30, the support bracket 40, the drilling unit 50, the cutting unit 60 and the drive unit 70 is composed of.

Looking at each configuration,

The front base 10

As shown in Figures 1 to 3,

Installed on the ground and made of a U-shaped frame structure having a front space portion 11 therein.

The rear base 20

As shown in Figures 1 to 3,

It is installed to stand on the ground but is arranged side by side with the front base 10 and the front and rear and made of a U-shaped frame structure having a rear space portion 21 therein.

In this case, each of the front base 10 and the rear base 20

A pair of vertical frames 12 and 22 spaced apart from each other,

Horizontal frames 13 and 23 interconnecting the upper ends of the respective vertical frames 12 and 22.

Is done.

As a result, the front base 10 and the rear base 20 are formed to face each other.

In addition, the lower end of each of the vertical frame (12, 22) is provided with a flange is fixed to the ground by a bolt or the like that is fastened to the ground to be fixed to the ground.

Rail block 30 is

As shown in Figures 1 to 3,

The front space portion 11 of the front base 10 and the rear space portion 21 of the rear base 20 is arranged in and out of a block structure having a predetermined length from side to side, preferably described later It is disposed between each slider 74.

In this case, a pair of rail portions 31 are formed on the upper surface of the rail block 30 along the left and right length directions, and each of the rail portions 31 has a substantially triangular cross-sectional structure in which the cross-sectional area becomes smaller toward the upper side. .

The support bracket 40

As shown in Figures 1 to 3,

Is mounted on the upper portion of the rail block 30 to be moved to the left and right along the longitudinal direction of the rail block 30 and to support the metal plate (1),

It consists of a plate-like bracket structure.

At this time, the lower surface of the support bracket 40 is provided with a pair of wheels 41 which are seated on each rail portion 31 of the rail block 30 to perform a cloud movement, the wheels 41 are It is a structure that is seated on both inclined surfaces of the triangular surface of the rail portion 31 so as not to be separated back and forth, and such wheels 41 are preferably disposed at two or more lower surfaces of the support bracket 40. For example, a pair of wheels 41 are disposed on the left side of the lower surface of the support bracket 40, and a pair of wheels 41 are disposed on the lower side of the lower surface of the support bracket 40, and the support bracket 40 and the metal plate 1 are respectively provided. It may be further arranged in consideration of the length and load of the.

The drilling unit 50

As shown in Figures 1 to 3,

Is installed on the front base 10 and to form a perforation in the metal plate (1),

The structure is operated to form a perforation in a portion already set in the metal plate 1 seated and supported by the support bracket 40, and since it is a known configuration, detailed description thereof will be omitted.

Cutting unit 60

As shown in Figures 1 to 10,

It is installed on the rear base 20 and for cutting a part or all of the metal plate 1,

Cutting base 61 having a front and rear horizontal guide 611 mounted on the rear base 20,

A guide plate 62 coupled to the cutting base 61 to be arranged on the upper side of the horizontal guide 611 of the cutting base 61 and having a curved guide groove 621 from the upper left side to the lower right side of the cutting base 61. ),

Cutting support 63 having a vertical guide 631, and a horizontal slide 632 coupled to the horizontal guide 611 of the cutting base 61,

The vertical slider 641 coupled to the vertical guide 631 of the cutting support 63 and the lower side of the vertical slider 641 are installed to slide along the guide groove 621 of the guide plate 62. A cutting member 64 including a slider 642 and a body 643 hinged to an upper end of the vertical slider 641 and having a cutter 643a,

A first cutting driving unit for allowing the vertical slider 641 to move up and down along the vertical guide 631 and at the same time to allow the curve slider 642 to slide left and right along the guide groove 621. 65), and

A second cutting driving unit 66 for allowing the body 643 to rotate left and right;

It is made, including.

In this case, the cutting base 61 further includes a pair of vertical plates 612 mounted on the rear base 20 so as to be spaced apart from the left and right, and the horizontal guides 611 are interposed on the vertical plates 612.介 在) becomes.

And the guide plate 62 is that both ends are coupled to each inner wall facing each of the vertical plate 612 to be arranged on the upper side of the horizontal guide 611 of the cutting base 61, A curved guide groove 621 is formed from the upper left side to the lower right side, wherein the guide groove 621 is formed through the front and rear, as described above, the curve descending from the upper left side to the lower right side It consists of a curved shape of the type.

In addition, the cutting support 63 is connected to the upper and lower vertical vertical guide 631 disposed in the direction crossing the guide plate 62 and the lower side of the vertical guide 631, the horizontal guide of the cutting base 61 And a horizontal slider 632 which is coupled to 611.

And the curve slider 642 in the cutting member 64 is capable of sliding along the guide groove 621,

The body 643 further includes a drive motor 643b mounted on an upper portion thereof, and the cutter 643a is mounted on the rotation shaft of the drive motor 643b. In this case, the cutter 643a has a structure having a plurality of radial cutting blades based on the rotation axis of the driving motor 643b.

In addition, the first cutting driving unit 65 allows the vertical slider 641 to move up and down along the vertical guide 631, and the curve slider 642 curves back and forth along the guide groove 621. In order to allow the sliding operation, the mounting portion 651 fixed to the rear base 20, the first cylinder 652 hinged to the lower end to the mounting portion 651, and the first cylinder 652 It consists of a first piston (653) that is built-in and hingedly coupled to the vertical slider (641). As a result, the first cutting driving unit 65 has a pneumatic cylinder structure that controls the forward and backward operation of the first piston 653 by selective air supply to one side and the other side of the first cylinder 652.

In addition, the second cutting driving unit 66 is for making the body 643 rotate back and forth, and the link part 661 extending downward from the bottom of the vertical slider 641 of the cutting member 64 and the link. A second cylinder 662 having a lower end hinged to the portion 661, and an end portion is hinged to a lower portion of the body 643 of the cutting member 64 by being embedded in the second cylinder 662. It consists of a second piston 663. As a result, the second cutting driving unit 65 has a pneumatic cylinder structure that controls the forward and backward operation of the second piston 663 by selectively supplying air to one side and the other side of the second cylinder 662.

Looking at the operating state of the cutting unit 60 made of the above configuration,

First, FIG. 6 shows the cutting unit 60 in the stopped state in which the operation is stopped. The vertical slider 41 descends along the vertical guide 631 and the curve slider 642 guides the guide. As the cutting member 64 is lowered along the groove 621 to the lower right, the cutting member 64 is positioned on the lower side in the first half than the metal plate 1.

When the metal plate 1 is transferred by the drive unit 70 to be described later,

Although not shown in the drawing, the metal plate 1 being transferred through the sensor (limit sensor, etc.) detects that the cutting unit 60 is approaching, and activates the first cutting driving unit 65.

As shown in FIG. 7, as the first piston 653 of the first cutting driving unit 66 moves forward, the vertical slider 641 rises along the vertical guide 631, and at the same time, the curve slider 642 curves and moves upward along the guide groove 621 to the left.

As shown in FIG. 8, as the operator moves the support bracket 40 along the rail block 30, the metal plate 1 seated on the support bracket 40 enters the cutting member 64, thereby allowing the metal plate to enter the cutting member 64. Cutting for (1) is made.

At this time, when the cutting line is processed on one side of the metal plate 1 as shown in FIG. 9, when the cutting line is to be processed on the other side, the cutting line can be processed on the opposite side without lifting the metal plate 1 upside down. It is possible by the process.

As the first piston 653 of the first cutting driving unit 66 retreats, the vertical slider 641 descends along the vertical guide 631, and at the same time, the curve slider 642 guides the guide. The cutting unit 60 is spaced apart from the lower side of the metal plate 1 by curvedly moving down to the right along the groove 621, so that the cutter 643a is not rotated from the metal plate 1 in a state of continuously rotating. Non-contacting results in no cutting.

As shown in FIG. 10, as the second piston 663 moves forward with the operation of the second cutting driving unit 66, the body 643 of the cutting member 64 is hinged with the vertical slider 641. After the upward rotation based on the coupling site, the cutter 643a performs a cutting line on the other side of the metal plate 1.

Therefore, through the cutting member 64 which is displaced by the first and second cutting driving units 65 and 66, they are arranged in the same line on one side and the other side of the metal plate 1, The cutting line can be connected.

The drive unit 70

As shown in FIGS. 1 to 5,

To transfer the rail block 30 to the drilling unit 50 and the cutting unit 60,

The left side frame 71 interconnecting the vertical frames 12 and 22 disposed at the left side of each vertical frame 12 of the front base 10 and the vertical frames 22 of the rear base 20. ,

A light side frame 72 interconnecting the vertical frames 12 and 22 disposed on the right side of each vertical frame 12 of the front base 10 and the vertical frames 22 of the rear base 20. ,

A plurality of rotors 73 are rotatably installed at predetermined intervals in front and rear rows in each of the left side frame 71 and the light side frame 72,

A pair of sliders 74 seated on some or all of the rotors 73 and both ends of the rail block 30 are coupled to an upper portion thereof, and

Driving means (75) for transmitting the rotational power to at least one of the rotating body (73) of each of the rotating body (73)

It is made, including.

At this time, each of the rotating body 73 is formed of a roller structure that is rotatably coupled to each of the side facing each other of the side frame (71, 72) by the shaft.

In addition, the driving means 75 may be formed of a driving motor in which a driving shaft is coupled to at least one of the respective rotating bodies 73, which is one example. One of the rotating bodies 73 of each of the rotating bodies 73 is a pinion. A pinion structure may be implemented such that the slider 74 is engaged with each other by forming a rack structure. As a result, the driving means 75 may be variously modified and changed within a range that satisfies a condition for forcibly rotating some of the rotating bodies 73 to transfer the respective sliders 74 back and forth.

And, as shown in Figure 3, the drive unit 70 is guide means for supporting the upper surface of each slider 74 during the forward and backward movement of each slider 74 by the drive means (75) It contains more,

The guide means 76 is

The left-side frame 71 is connected to each of the vertical frames 12 and 22 disposed on the left side of each of the vertical frames 12 of the front base 10 and the respective vertical frames 22 of the rear race 20. Left guide frame 761 disposed on the upper side,

The light side frame 72 is connected to each of the vertical frames 12 and 22 disposed on the right side of each of the vertical frames 12 of the front base 10 and the vertical frames 22 of the rear base 20. Light guide frame 762 disposed on the upper side,

A guide roller 763 rotatably installed on each of the left guide frame 761 and the light side frame 762 to perform a rolling motion along the upper surface of each slider 74.

Is done.

In this case, the guide roller 763 may support the upper surface of the slider 74 at all times when the slider 74 is conveyed back and forth toward the drilling unit 50 and the cutting unit 60. The guide frame 761 and the light side frame 762 may be disposed at appropriate positions.

On the other hand, the present invention further includes a support unit 80 for pressing and fixing the upper surface of the metal plate 1 when cutting the metal plate 1 by the cutting unit 60,

The support unit 80 is

As shown in FIGS. 11 and 12,

A pillar portion 81 installed on the rear base 20 and having a pillar space portion 811 recessed upward in a lower surface thereof;

Mounting plate 82 is coupled to the lower end of the pillar portion 81,

A pair of fitting holes 83 penetrating vertically through the mounting plate 82;

C-type elastic clamps 84, both ends of which are fitted into the respective fitting holes 83 and are exposed upwards, and the interruption is directed toward the upper surface of the metal plate 1,

A relay rod 85 fitted to both ends of the elastic clamp 84, and

The retraction rod 861 coupled to each of both ends of the relay rod 85 is pushed by the pressure caused by the expansion of the pressure generating liquid to move the both ends of the elastic clamp 84 in a direction facing each other, thereby allowing the elastic clamp. When the stop of the 84 is lowered, the elastic support means 86 for pressing the upper surface of the metal plate 1 when the metal plate 1 is cut by the cutting unit 60.

It is made, including.

A pair of mounting holes 812 are formed on both sides of the pillar portion 81 to penetrate the pillar space portion 811 horizontally.

The elastic support means 86 has a hollow cylindrical shape that is laid down and has an outer housing 862 mounted to the mounting hole 812 with a light transmitting lens 862a in the outer sealing area, and the retraction rod 861 It is provided between the inner housing 863 horizontally embedded and coupled to the outer housing 862 and the outer housing 862 and the inner housing 863 for generating pressure on the outer housing 862 side. Comprising a space filled with a liquid and the inner space of the inner housing 863 side, it consists of a partition membrane 864 for transmitting the pressure acting on the space filled with the pressure-generating liquid to the advance rod 861.

In addition, the pillar portion 81 is formed with a guide rod 813 connected to the upper inner wall of the pillar space portion 811,

A stopper 851 is formed to protrude along the outer circumferential edge of the relay rod 85 and is coupled to the end of the guide rod 813 but is coupled to be limited in horizontal movement. As a result, the left and right movements of the relay rod 85 are restricted by the stopper 851, so that the stopper 851 may be prevented from escaping to either side of both ends of the elastic clamp 84.

Meanwhile, although the light transmitting lens 862a of the outer housing 51 is a convex lens, an example in which the light transmitting lens 862a blocks one side entrance of the outer housing 862 is illustrated, but the present invention is not limited thereto. If the light-transmitting lens 862a is capable of light transmission such as planar shape or concave shape, various types of application are possible.

As the pressure generating liquid, general water may be used, and various liquid materials such as polymer sol and gel such as alcohol or polyethylene glycol may be used. In addition, it is preferable to use a degassed liquid as the pressure generating liquid in order to minimize residual bubbles in the generation of bubbles. In addition, when the electrolyte (salt, etc.) is added to the pure water as the pressure generating liquid, the molecules are ionized and the energy required for the collapse of the molecular structure of the liquid is reduced, which makes it possible to form bubbles with better efficiency. Do.

The partition membrane 864 may be formed of an elastic material provided to be partitioned between the outer housing 862 and the inner housing 863.

In this case, the partition membrane 864 may be made of silicon rubber or the like.

Since the partition membrane 864 may be damaged at the edge and the vicinity of the center due to the rapid expansion, the partition membrane 864 may preferably reinforce the edge and the vicinity of the center due to the rapid expansion.

Although the partition membrane 864 is an example of a membrane formed of an elastic material, the present invention is not limited thereto. The partition membrane 864 is configured to have a plate-shaped disk reciprocating up and down. If the pressure can be transmitted to the retraction rod 861, various implementations are of course possible.

In addition, the energy generating device 865 is provided to concentrate the energy toward a specific point of the closed space filled with the pressure generating liquid, the energy concentrating device 865 can concentrate the energy using a microwave, a laser or the like. It is made of a device.

That is, the energy concentrating device 865 concentrates energy such as a laser in the pressure generating liquid (the laser), and thus, the eruption rod 861 by the instantaneous volume expansion (pressure increase) and the transmission of shock waves due to the evaporation of the pressure generating liquid. Push out).

Therefore, as the partition membrane 864 is deformed due to the expansion of the pressure generating liquid, the repellent rod 861 is pushed, and at this time, the repellent rod along the relay rod 85 inserted into the repellent rod 861. As the 861 moves horizontally, both ends of the elastic clamp 84 face each other. As a result, the elastic clamp 84 is elastically deformed and the interruption is lowered to support the upper surface of the metal plate 1 under pressure.

On the contrary, when the expansion of the pressure generating liquid is released, the retraction rod 861 is returned to its original position by the elastic force of the elastic clamp 84, so that the interruption of the elastic clamp 84 is raised to pressurize the metal plate 1. Is released.

In the above description of the present invention with reference to the accompanying drawings, a metal plate perforation and cutting device having a specific shape and structure have been described mainly, but the present invention can be variously modified and changed by those skilled in the art, such variations and modifications It should be interpreted as falling within the protection scope of the present invention.

1: metal plate
10: front base
11: Front space part
12: vertical frame
13: horizontal frame
20: rear base
21: rear space
22: vertical frame
23: horizontal frame
30: rail block
31: rail
40: Support Bracket
41: wheels
50: drilling unit
60: cutting unit
61: cutting base
611: Horizontal guide
612: vertical plate
62: guide plate
621: Guide groove
63: Cutting Support
631: Vertical guide
632: horizontal slide
64: cutting member
641: Vertical Slider
642: Curve Slider
643: body
643a: Cutter
643b: Drive motor
65: first cutting drive unit
651: mounting portion
652: first cylinder
653: first piston
66: second cutting drive unit
661: link section
662: second cylinder
663: second piston
70: drive unit
71: left side frame
72: light side frame
73: rotating body
74: slider
75: drive means
76: guide means
761: Left guide frame
762: Light guide frame
763: guide roller
80: support unit
81: column
811 pillar space part
812: mounting hole
813: Guide Rod
82: mounting plate
83: fitting hole
84: elastic clamp
85: relay load
851: Stopper
86: elastic support means
861: Retreat Rod
862: Outer housing
862a: floodlight lens
863: Inner Housing
864: partition
865: Energy Concentrator

Claims (4)

A front base 10 installed on the ground and having a front space portion 11 therein;
A rear base 20 installed upright on the ground and spaced apart from the front base 10 in front and rear, and having a rear space portion 21 therein;
A rail block 30 disposed in and out of the front space portion 11 of the front base 10 and the rear space portion 21 of the rear base 20 and having a predetermined length from side to side;
A support bracket 40 seated on an upper portion of the rail block 30 to be moved left and right along the longitudinal direction of the rail block 30 and supporting the metal plate 1;
A perforation unit (50) installed on the front base (10) to form perforations in the metal plate (1);
A cutting unit (60) installed on the rear base (20) for cutting a part or all of the metal plate (1); And
And a driving unit 70 for transferring the rail block 30 to the drilling unit 50 and the cutting unit 60.
A pillar portion 81 installed on the rear base 20 and having a pillar space portion 811 upwardly recessed in a lower surface thereof;
Mounting plate 82 is coupled to the lower end of the pillar portion 81,
A pair of fitting holes 83 penetrating the mounting plate 82 up and down;
C-type elastic clamps 84 whose both ends are fitted into the respective fitting holes 83 and exposed upward, and the interruption is directed toward the upper surface of the metal plate 1;
A relay rod 85 fitted to both ends of the elastic clamp 84;
The retraction rod 861 coupled to each of both ends of the relay rod 85 is pushed by the pressure due to the expansion of the pressure generating liquid to move both ends of the elastic clamp 84 in a direction facing each other so that the elastic clamp As the stop of the 84 is lowered, the support unit 80 further includes an elastic support means 86 for pressing the upper surface of the metal plate 1 when the metal plate 1 is cut by the cutting unit 60. Metal plate drilling and cutting device, characterized in that.
delete The method of claim 1,
A pair of mounting holes 812 are formed on both sides of the pillar portion 81 to penetrate the pillar space portion 811 horizontally.
The elastic support means 86 has a hollow cylindrical shape lying down and has an outer housing 862 mounted on the mounting hole 812 with a light transmitting lens 862a in the outer sealed area, and the retraction rod 861 It is provided between the inner housing 863 horizontally embedded and coupled to the outer housing 862 and the outer housing 862 and the inner housing 863 for generating pressure on the outer housing 862 side. Comprising a compartment filled with the liquid and the inner space of the inner housing 863 side, comprising a partition membrane 864 for transmitting the pressure acting on the space filled with the pressure generating liquid to the retreat rod 861,
The pillar portion 81 is formed with a guide rod 813 connected to the upper inner wall of the pillar space portion 811,
Perforated metal plate is formed to protrude along the outer circumferential edge of the relay rod 85 is formed with a stopper (851) is coupled to the end of the guide rod 813, but coupled to limit the horizontal movement And cutting device.
The method according to any one of claims 1 to 3,
The cutting unit 60 is
Cutting base 61 having a front and rear horizontal guide 611 mounted on the rear base 20,
A guide plate 62 coupled to the cutting base 61 to be arranged on the upper side of the horizontal guide 611 of the cutting base 61 and having a curved guide groove 621 from the upper left side to the lower right side of the cutting base 61. )Wow,
A cutting support 63 having vertical and vertical guides 631 and horizontal slides 632 coupled to the horizontal guides 611 of the cutting base 61;
The vertical slider 641 coupled to the vertical guide 631 of the cutting support 63 and the lower side of the vertical slider 641 are installed to slide along the guide groove 621 of the guide plate 62. A cutting member 64 including a slider 642, a body 643 hinged to an upper end of the vertical slider 641, and having a cutter 643a;
A first cutting driving unit for allowing the vertical slider 641 to move up and down along the vertical guide 631 and at the same time allowing the curve slider 642 to slide left and right along the guide groove 621. 65),
A second cutting driving unit 66 for allowing the body 643 to rotate left and right;
Consist of,
Through the cutting member 64, which is displaced by the first and second cutting driving units 65 and 66, the first and second cutting driving units 65 are arranged in the same line on the one side and the other side of the metal plate 1, but are non-constant Metal plate drilling and cutting device, characterized in that the cutting line processing is connected.

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