JP3115614B2 - Plate processing machine - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plate material processing machine such as a punch press machine and a laser processing machine, and more particularly to a plate material processing machine provided with a work supporting member which moves integrally with a plate material to be processed.

[0002]

2. Description of the Related Art Conventionally, when a plate material is processed by a plate material processing machine such as a turret punch press machine or a laser processing machine, a punching processing section comprising a punch and a die,
A plate processing section such as a laser processing section comprising a laser processing head is fixed, a fixed table is provided in front of the plate processing section, and side tables movable in the Y-axis direction (front-back direction) are provided on both sides of the fixed table. Is provided.

[0003] The side table is provided integrally with a carriage base extending in the X-axis direction (left-right direction) over the fixed table. The carriage base is provided with a clamp for clamping a plate material. X with device
An axially movable carriage is provided.

[0004] A desired position of the plate material is positioned in the plate material processing section by clamping the plate material to the clamping device and moving the carriage base in the Y axis direction and the carriage in the X axis direction. It is common to perform plate processing on a plate.

[0005]

In the prior art described above, a plurality of rotatable free bearings for supporting the plate material are supported on the fixed table and the side table, and the plate material is moved in the X-axis and Y-axis directions. When the plate is moved, the plate is moved by being supported by the plurality of rotatable free bearings so as not to damage the rear surface of the plate. Since it may be moved in the direction, the back surface of the plate material may inevitably be scratched. Therefore, there is a problem that the commercial value of the processed plate material is reduced.

Further, the fixed table is provided with a tilt-out table for tilting in order to discharge a large processed product subjected to, for example, nibbling from a plate material. The tilting table for tilting is tilted and dropped downward to carry it out. However, there is a limit to the size of the tilting table for carrying out, and there is a problem that a larger processed product cannot be carried out. .

[0007] An object of the present invention is to solve the above problems by processing the plate material integrally with a work supporting member for supporting the plate material without causing scratches on the back surface of the plate material. In addition to improving the commercial value of the processed plate material, at least one of the work support tables provided on the left and right sides of the processing area is separated from the other, so that a larger processed product can be dropped and carried out than before. A sheet material processing machine is provided.

[0008]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a work supporting frame provided on both right and left sides of a processing area in a plate processing machine, wherein a work clamp capable of clamping a work is provided. The other end of a flexible work support member having one end connected to the right end of the work piece can be wound around a winding member via a right rotation roller provided rotatably in proximity to the right side of the processing area. And the other end of the flexible work support member having one end connected to the left end side of the work support frame, provided so as to be freely rewindable,
A winding member is connected to a winding member via a left rotating roller rotatably provided near the left side of the processing area so as to be rotatable and unwound, and at least one of the rotating rollers is the other rotating roller. And the work clamped by the work clamp and supported by the work support member is integrally movably provided in the left and right direction in synchronization with the work support member. .

[0009]

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

In order to easily understand the present invention, a punching machine, a laser beam machine, or the like is used as a plate material processing machine, but a punch press machine will be described as an example.

Referring to FIGS. 1 and 2, for example, a punch press 1 as a plate processing machine includes a C-shaped frame 3. A processing area 5 is provided substantially at the center of the frame 3 in the Y-axis direction (front-back direction).

A fixed punching section 7 composed of a pair of punches P and a die D for punching a plate material W is provided in the processing area 5. The punch P is moved up and down by a driving device 9 such as a hydraulic cylinder provided on the upper frame 3U, and punching is performed on the plate material W in cooperation with a die D provided on the lower frame 3D of the frame 3. It will be.

On both left and right sides of the processing area 5, the plate material W
Work support table 1 that supports the X-axis freely in the X-axis direction
The work support table 11 is provided with a work support frame 13 extending on both left and right sides of the machining area 5.
The work support frame 13 is provided so as to be movable in the Y-axis direction.

At the right end of the work support frame 13, a first work support member 15 composed of a flexible sheet, a belt-like member, a slat conveyor, or the like connected to one end (right end) is movable in the X-axis direction. It is provided in. Moreover, the other end (left end) of the first work supporting member 15
Is rotatably connected to a first winding member 19 rotatably provided via a rotating roller 17 in the vicinity of the right side of the processing area 5.

On the left end side of the work support frame 13, a flexible second work support member 21 made of the same material as the first work support frame 15 connected to one end (left end) is provided in the X-axis direction. It is provided movably to. Moreover, the other end (right end) of the second work supporting member 21
Is rotatably connected to a second winding member 25 rotatably provided via a rotating roller 23 in the vicinity of the left side of the processing area 5.

Referring to FIG. 1, the first winding member 1
9, the second winding member 25 has rotatable shafts 27 and 29 rotatably mounted thereon, and one end of each of the rotary shafts 27 and 29 is provided with a drive motor 31, 33 such as a servomotor. Further, for example, a torque limiter or a slip clutch 35, 37 is provided in the middle of the rotating shafts 27, 29.

With the above configuration, the drive motors 31 and 33 are driven, and the rotary shaft 2 is driven via the slip clutches 35 and 37.
The winding members 19 and 25 are rotated in opposite directions by rotating the members 7 and 29 in synchronization with each other and in opposite directions. In addition, the torque limiter or the slip clutch 3
The tension is applied to the first and second work members 15 and 21 by using the first and second work members 15 and 21, and the first and second work support members 15 and 21 are wound or unwound, so that the first and second work members 15 and 21 are unwound. , The second work supporting members 15, 21 are moved in the X-axis direction.

The lower frame 3D of the frame 3
For example, as shown in FIG. 2, a rotatable belt conveyor device 39 for unloading products is arranged in front of.
That is, a support frame 41 extending in the Y-axis direction is provided as the belt conveyor device 39, and bearings 43, 43 are attached to the front, rear, left and right of the support frame 41. Each bearing 43 has a rotatable rotating shaft 45.
Are mounted, and rotatable pulleys 47, 47 are supported on each rotating shaft 45. An endless belt 49 is wound around the front and rear pulleys 47, 47. A connection shaft 53 connected to a drive motor 51 is connected to one of the rotation shafts 45, for example, the front rotation shaft 45 in FIG.

With the above configuration, when the drive motor 51 is driven, the rotating shaft 45 rotates via the connecting shaft 53, and the belt 49 rotates and travels as shown by an arrow in FIG. The dropped processed product is carried out.

The work support frame 13 is provided movably in the X-axis direction and the Y-axis direction. More specifically, as shown in FIG. 3, a plurality of parallel guide rails 55 extending in the Y-axis direction are provided, and each of the guide rails 55 is provided on the front and rear sides of the work support frame 13. The arranged support brackets 57F and 57B are guided. The front and rear support brackets 57F and 57B are integrally connected, and the respective support brackets 57F and 57B are connected.
B is formed with, for example, a U-shaped groove 59 that straddles the lower frame 3D of the frame 3.

The support bracket 57B is provided with a rotatable ball screw 61 extending in the X-axis direction.
One end (left end) of the ball screw 61 is fixed to a bearing 63, and a drive motor 65 such as a servo motor provided on the right end of the support bracket 57B is connected to the other end (right end) of the ball screw 61 in an interlocking manner. Have been. Further, a nut member 67 is screwed into the ball screw 61, and the nut member 67 is integrated with the rear side of the work support frame 13.

When the drive motor 65 is driven by the above configuration, the ball screw 61 rotates and the nut member 67 rotates.
The work support frame 13 is guided by guide rails (not shown) provided on the front and rear support brackets 57F and 57B through the support brackets 57F and 57B.
Is moved in the X-axis direction with respect to.

The work support frame 13 is provided with a plurality of work clamps 69 which can be moved at appropriate intervals, and the plate material W to be processed is clamped or unclamped by each of the work clamps 69. .

A nut member 71 is provided below the support bracket 57F, and a ball screw 73 extending in the Y-axis direction is screwed to the nut member 71.
One end (front end) of the ball screw 73 is provided with a servomotor 7.
5 are interlockingly connected.

With the above configuration, when the drive motor 75 is driven, the work support frame 13 is moved in the Y-axis direction via the support brackets 57F and 57B.

Fluid cylinders 77R, 77L such as hydraulic cylinders are mounted on the support brackets 57F, 57B, and extendable piston rods 81R, 81L are mounted on the fluid cylinders 77R, 77L. X is attached to the tip of each of the piston rods 81R and 81L.
Support blocks 83R and 83L that are movable in the axial direction are provided, and the support blocks 83R and 83L and the rotary rollers 17 and 23 are connected to the support brackets 57F and 57L.
7B are connected by shafts 85R and 85L, respectively, which pass through long holes 79R and 79L in the X-axis direction provided in 7B.

With the above configuration, the fluid cylinders 77R, 7R
When the 7L is operated, the piston rods 81R, 81L
Expands and contracts, and the expansion and contraction movements of the piston rods 81R and 81L move the rotary rollers 17 and 23 in the X-axis direction via the support blocks 83R and 83L and the shafts 85R and 85L.

For example, by separating one or both of the rotating rollers 17 and 23 from each other, the distance between the first work supporting member 15 and the second work supporting member 21 is widely separated, and the punch P The plate material W, for example, subjected to rib ring processing, falls from this interval by the cooperation of the
The belt 49 runs on the top 9 and can be easily transported to the outside.

When the space is widely separated, the first and second winding members 19 and 25 are rotated synchronously and the first and second work supporting members 15 and 21 are rotated by the first and second winding members. Member 1
9 and 25.

When the plate material W clamped by the work clamp 69 moves in the X-axis direction, the work support frame 13 and the first and second work support members 15 and 21 synchronize with each other in the X-axis direction. While moving, the plate material W is
Since punching is performed by moving in the X-axis and Y-axis directions integrally with the work supporting members 15 and 21, the back surface of the plate W is not rubbed by the first and second work supporting members 15 and 21. The processed plate material W (product) does not cause scratches, and can improve the commercial value as compared with the related art.

Next, a reference example will be described with reference to FIG. That is, in FIG. 4, a turret punch press machine 87 as a plate material processing machine is provided with upper and lower turrets 89 and 91 so as to be rotatable.
A plurality of unillustrated punches and dies are mounted at appropriate positions on the circumference of the circle 91 at appropriate intervals. In addition, the upper and lower turrets 89 and 91 are rotationally indexed in synchronization with each other, so that the selected punch and die are positioned at the processing position 95 of the processing area 93 which is a punching processing portion. I have.

Of the punch and die positioned at the processing position 93, the punch is moved up and down by a driving device such as a fluid cylinder (not shown), so that the punch and die cooperate to perform punching on the plate material W. Is performed.

A fixed table 9 is provided in front of the upper and lower turrets 89 and 91 in the Y-axis direction (vertical direction in FIG. 4).
7 in the fixed table 97.
Side tables 99R and 99L, which are work support table portions, are provided on both sides in the axial direction (the horizontal direction in FIG. 4).

The side tables 99R and 99L are provided integrally with the carriage base 101 extending in the X-axis direction at one end (the lower end in FIG. 4) in the Y-axis direction across the fixed table 97. ing. In addition, the carriage base 101 is linked to a Y-axis motor such as a known servo motor via a transmission mechanism.

According to the above configuration, when the Y-axis motor is driven, the carriage base 101 is moved in the Y-axis direction, so that the side tables 99R and 99L are moved in the same direction.

On the carriage base 101, a guide rail 103 extending in the X-axis direction and a ball screw 105
Are provided in parallel, and both ends of the ball screw 105 are rotatably supported by bearings 107. Moreover,
A pulley 109 is provided on the right end side of the ball screw 105, and an X-axis motor 111 such as a servomotor is mounted on a lower right portion of the carriage base 101 in FIG.

A drive pulley 113 is rotatably supported on the output shaft of the X-axis motor 111, and a belt 115 is provided between the drive pulley 113 and the pulley 109.
Is wound. A nut member 117 is screwed into the ball screw 105, and the nut member 11
7 is attached to the lower part of the carriage 119. Moreover, the lower part of the carriage 119 is the guide rail 103
Is slidably provided.

The carriage 119 is provided with a plurality of work clamps 121 which can be moved at appropriate intervals. The work clamps 121 clamp a plate material W to be processed.

With the above configuration, when the X-axis motor 111 is driven, the output shaft, the driving pulley 113, the belt 11
5. The ball screw 105 is rotated via the pulley 109. When the ball screw 105 is rotated, the carriage 119 is moved in the X-axis direction via the nut member 117.

When the carriage base 101 is moved in the Y-axis direction and the carriage 119 is moved in the X-axis direction, the plate material W clamped by the work clamp 121 is moved in the X-axis and Y-axis directions. Will be. Therefore,
By moving the plate material W in the X-axis and Y-axis directions, the desired position of the plate material W is positioned at the processing position 95, and punching is performed in a desired shape in cooperation with the punch and the die.

A fluid cylinder 123 such as a hydraulic cylinder is provided on a frame (not shown) below the side table 99R of the side tables 99R and 99L. It is attached to the side table 99R.

When the fluid cylinder 123 is operated according to the above configuration, the piston rod 125 in FIG.
By being extended to the right in the axial direction, the side table 99R moves to the position shown by the two-dot chain line, and the space between the fixed table 97 and the side table 99R is increased in this embodiment as shown in FIG. For example, they are isolated by the maximum interval S.

Accordingly, the plate material W clamped by the work clamp 121 is subjected to, for example, a nibbling process in cooperation with a punch and a die, and the large plate material W subjected to the nibbling process is moved into the space S. It can fall down and be discharged outside and transported. in this way,
Conventionally, by providing a larger interval S than the tiltable product table for product discharge provided on the fixed table 97, a larger plate member W than before can be dropped and carried out.

The present invention is not limited to the above-described embodiment, but can be embodied in other modes by making appropriate changes. For example, in the present embodiment, a punch press machine has been described as an example of a plate processing machine, but other plate processing machines such as a laser processing machine can also be used. Further, the rotating rollers 17, 23 are separated from each other by using the fluid cylinders 77R, 77L, so that
Although the example in which the space between the work supporting members 15 and 21 is widened has been described, it is also possible to use a ball screw, a rack, a pinion, or another transmission mechanism.

[0045]

As will be understood from the above description of the embodiments, according to the present invention, the plate material (work) to be processed is supported by the work because it has the structure described in the claims. Since it is integrated with the member and moves in the left-right direction, no abrasion occurs on the back surface of the plate material, and the commercial value of the processed plate material can be improved. Also,
Even large products can be easily carried out.

[Brief description of the drawings]

FIG. 1 is a schematic perspective schematic view of a punch press as an embodiment of a plate processing machine for carrying out the present invention.

FIG. 2 is a conceptual perspective schematic view when the work support frame in FIG. 1 has moved rearward.

FIG. 3 is a conceptual perspective schematic diagram illustrating a drive system that allows a work support frame in FIG. 1 to move in the X-axis and Y-axis directions.

FIG. 4 is a plan view of a punch press explaining a reference example of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Punch press machine (plate processing machine) 5 Processing area 11 Work support table part 13 Work support frame 15 First work support member 17 Rotary roller 19 First take-up member 21 Second work support member 23 Rotary roller 25 Second take-up Member 31, 33 Drive motor 39 Belt conveyor device 57F, 57B Support bracket 77R, 77L Fluid cylinder 81R, 81L Piston rod 83R, 83L Support block

Claims (1)

(57) [Claims] 1. A flexible work supporting member having a work clamp capable of clamping a work provided on a work supporting frame extending on both left and right sides of a processing region in a plate material processing machine, and having one end connected to a right end side of the work supporting frame. The other end of the workpiece support frame is connected to a winding member via a right-hand rotating roller provided rotatably in proximity to the right side of the processing area, and is rotatably connected to the winding member. The other end of the flexible work support member having one end connected to its side is rotatable around a winding member via a left rotating roller provided rotatably in proximity to the left side of the processing area, and A work is provided so as to be rewound freely, at least one of the rotating rollers is movably provided in a direction away from the other rotating roller, and a work clamped by the work clamp and supported by a work support member. A plate processing machine characterized in that a work is provided so as to be movable in the left and right direction integrally in synchronization with the work supporting member.