JPH11319980A - Method and device for pass line setting of brush table and pass line measuring device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the pass line setting device capable of easily and precisely setting a pass line height on a brush upper face of a brush table. SOLUTION: A plate working machine is provided with a brush table 41 planted with many brushes 57 on its surface, a plate material on the brush table 41 is clamped and positioned by a clamp device 19 arranged on a carriage 39 to be worked, a brush face measurement fixture 67 is mounted on a guide rail 45 of the carriage 39, the brush face measurement fixture 67 is moved by moving the carriage 39, a height of the brush upper face of the brush table 41 is easily and precisely adjusted so that a brush upper face on the brush table 41 is abutted on a pass line reference BPL of the brush upper face measurement fixture 67.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and an apparatus for setting a brush table pass line, and a pass line measuring apparatus.

[0002]

2. Description of the Related Art Conventionally, on a table body of a turret punch press, for example, as a plate processing machine such as a punch press or a laser processing machine, a brush table having a large number of brushes implanted on the surface thereof is provided. It has achieved tremendous results in reducing noise and reducing back flaws in products.

[0003]

However, unlike a work table provided with a large number of free bears, it is difficult to measure the height of the pass line, and if the precision of the pass line height is not good, the following brush table is required. There was a problem.

[0004] (1) If the brush upper surface of the brush table is at a position lower than the processing pass line, a die in the lower turret causes back scratches on the processed plate material during processing.

(2) If the brush upper surface of the brush table is located at a position higher than the processing pass line, the resistance of the brush increases, and the accuracy of the processed plate (product) is reduced.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems, and has as its object to provide a brush table pass line setting method which can easily and accurately set the brush upper surface of the brush table to a pass line height. And a pass line measuring device.

[0007]

According to a first aspect of the present invention, there is provided a brush table pass line setting method for moving a brush table having a large number of brushes implanted on a surface of a table body. A plate material processing machine that is provided so as to be able to clamp and move and position the plate material on the brush table in the carriage so as to be adjustable in position, and attaches a detachable brush surface measuring tool to the carriage; By moving the brush surface measuring tool, the brush table is moved up and down with respect to the table body so that the brush upper surface is aligned with a pass line reference positioned at the height of the pass line provided on the brush surface measuring tool. To bring the brush top surface into contact with the pass line reference. Is characterized in that the allowed to fixed to the main body.

[0008] Therefore, after the brush surface measuring tool is mounted on the carriage, the carriage is moved by moving the carriage, so that the pass line reference of the brush surface measuring device and the brush upper surface of the brush table are moved. You can judge the difference. Therefore, the height of the brush table is adjusted by moving the height of the brush table up and down so that the brush upper surface comes into contact with the pass line reference, and the brush table is fixed to the table main body, so that the height of the brush upper surface is easily and accurately obtained. As a result, there is no back scratch on the plate material (product), and there is no deterioration in product accuracy due to frictional resistance of the brush.

According to a second aspect of the present invention, there is provided a brush table pass line setting device, wherein a brush table having a large number of brushes implanted on a surface thereof is provided on a table body so as to be vertically movable, and a plate material on the brush table is placed in a carriage. In a plate material processing machine which clamps, moves, and positions by a clamp device provided so as to be adjustable in position, a detachable brush surface measuring tool is provided on the carriage, and the brush surface measuring device is positioned at the height of the pass line. A brush height adjusting means for moving the brush table up and down with respect to the table main body so as to abut the brush upper surface with the pass line standard and abutting the brush table on the pass line standard; It is characterized by becoming.

Accordingly, the operation is the same as that of the first aspect, and after the brush surface measuring tool is mounted on the carriage,
Since the brush surface measuring tool is moved by moving the carriage, it is possible to determine a difference between the reference of the pass line of the brush surface measuring tool and the brush upper surface of the brush table. Therefore,
The height of the brush table is adjusted by moving the height of the brush table up and down by the brush height adjustment means so that the upper surface of the brush is in contact with the reference of the pass line, and the brush table is fixed to the table body. Be issued to
As a result, there is no back scratch on the plate material (product), and there is no deterioration in product accuracy due to frictional resistance of the brush.

According to a third aspect of the present invention, in the pass line setting apparatus for a brush table according to the second aspect, the brush height adjusting means can push up each of the brush table bases. It is characterized by comprising a height adjusting bolt screwed to the main body and a fixture for fixing each of the brush table bases to the table main body.

Therefore, each brush unit can be turned up by turning each height adjusting bolt for each brush unit, and the brush upper surface can be brought into contact with the pass line reference. In this state, the brush table base is fixed to the table body with the fixing tool, so that the upper surface of the brush is fixed at the height based on the pass line.

According to a fourth aspect of the present invention, there is provided a pass line measuring apparatus comprising: a support block detachably attached to a carriage; and a pass line reference integrated with the support block and having a height of the pass line on a lower surface. And a brush surface measuring device provided.

Therefore, by attaching the support block of the pass line measuring device to the carriage, the upper surface of the brush planted on the brush table can be easily adjusted to the reference of the pass line.

[0015]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, a method and an apparatus for setting a pass line of a brush table according to the present invention will be described with reference to a turret punch press 1 as a plate processing machine.
Will be described with reference to the drawings.

Referring to FIG. 3, the turret punch press 1 has a frame structure in which both sides of an upper frame 9 are supported by side frames 5 and 7 erected on both sides of a base 3. At the lower part of the upper frame 9, a disk-shaped upper turret 11 having various types of punches P detachably mounted is rotatably mounted. On the upper surface of the base 3, a lower turret 13 facing the upper turret 11
Are mounted on the lower turret 13 in such a manner that a number of dies D opposed to various types of punches P are arranged in an arc shape and are detachably mounted. The axis of the upper turret 11 and the axis of the lower turret 13 are arranged on the same axis. The upper turret 11 and the lower turret 13 are provided by an appropriate control device (not shown) such as a numerical control device. By the control, they are rotated synchronously in the same direction.

As shown in FIG. 1, a ram 15 (a pressure member) is mounted on the lower surface of the upper frame 9 at a substantially central portion so as to be vertically movable. The punch P is indexed and positioned below the ram 15 by the rotation of the upper turret 11 and the lower turret 13, and the positioned punch P is pressed by the ram 15 moved up and down by a drive mechanism.

The turret punch press 1 has a sheet material W
There is provided a movement positioning device 17 for the plate material W for moving and positioning the plate material W in the front-rear and left-right directions, and the plate material W is gripped by the clamp device 19. The movement positioning device 17 is controlled by a control device such as a numerical control to position the plate material W at an appropriate position between the punch P and the die D.

Referring to FIG. 3, the moving / positioning device 17 for the plate material W is disposed on the front side of the turret punch press 1 (right side in FIG. 3). The movement positioning device 17 is provided movably on a horizontally installed center table 21 from the right side in FIG. That is, the movement positioning device 17 is
As shown in FIG. 3, a carriage base 31 having a Y-axis feed mechanism 29 composed of a Y-axis motor 23, a Y-axis ball screw 25, a gear mechanism 27, and the like is mounted on a center as shown in FIG. The table 21 is placed on the side table 33 so as to be divided into left and right sides. The side table 33 moves with the carriage base 31,
This is a so-called walking table.

A carriage base 31 having a length substantially equal to the entire machine width of the turret punch press 1 is fixed to an outer edge of the side table 33. The Y-axis feed mechanism 2
9, the side table 33 and the carriage base 3
1 moves in the Y-axis, and in the present embodiment, the plate material W clamped by the clamp device 19 including the two work clampers 35 is positioned in the Y-axis direction.

The carriage base 31 is provided with a guide rail 37 for moving the carriage on a side surface facing the turret side, and the guide rail 37 of the carriage base 31 is provided.
Is provided with a carriage 39 having a work clamper 35 slidably in the X-axis direction along the guide rail 37.

FIG. 1 shows a state in which a pass line measuring device 43 for measuring a brush upper surface of a brush table 41, which will be described later, is mounted on the carriage 39. For convenience, FIG. More specifically, the work clamper 35 is mounted on the guide rail 45 on the pigtail on the left side of the carriage 39 in FIG.

The carriage 39 is provided with a ball screw 47 provided on a side surface facing the turret side of the carriage base 31 substantially through the center of the side surface as shown in FIGS. Driven and rotated by a geared motor 51 via a transmission mechanism 49. The rotation of the ball screw 47 causes the carriage 39 to freely move in the length direction of the carriage base 31 in the so-called X-axis direction, thereby positioning the plate W in the X-axis direction and feeding in the X-axis direction. That is, the moving mechanism 53 includes the ball screw 47, the transmission mechanism 49, and the geared motor 51.
The carriage 39 is moved by the power drive of the moving mechanism 53.

Hereinafter, a pass line setting device 43 of the brush table 41 as a main part according to the present embodiment will be described.

The above-mentioned center table 21 and side table 33 constituting the table main body are assembled from a frame material made of a drawn material such as aluminum or steel. On the upper surfaces of the center table 21 and the side tables 33, a plurality of brush units 59 having a large number of brushes 57 planted on the upper surface of a brush table base 55 as shown in FIG. Reference numeral 55 is attached by a fastening fixture such as a plurality of bolts 61. Therefore, the brush table 41 includes a plurality of brush units 59 fixed on the table body.

Each brush unit 59 is provided so that the lower surface of each brush table base 55 can be pushed up by a plurality of brush height adjusting bolts 63 screwed to the table body as brush height adjusting means. The height of the brush upper surface is adjustable. Therefore, each of the plurality of brush units 59 is provided with the height adjusting bolt 6.
While being pushed up by 3, it is fastened by a plurality of bolts 61 and fixed on the table body.

Referring to FIGS. 1 and 2, a support block 65 is detachably provided on the guide rail 45 of the carriage 39, and a plate-like brush surface measuring tool 67 extending in the Y-axis direction is provided. The support block 65 is integrally fixed to the left side surface in FIG.

The support block 65 is made of, for example, highly rigid steel, and is provided with a groove 73 consisting of a lower lip 69 and an upper lip 71 fitted to the dovetail-shaped guide rail 45. Is, for example, a clamp mechanism 75
When the handle 77 is rotated, the guide rail 45 is moved up and down.
It is configured to be unclamped.

Therefore, the brush surface measuring tool 67 constituting the pass line setting device 43 is mounted on the guide rail 45 of the carriage 39 only when used.
It should be noted that the brush surface measuring tool 67 moves the guide rail 45 while the work clamper 35 is mounted on the carriage 39.
May be attached to one end of the
After removing the carriage 5 from the carriage 39, the carriage 5 may be mounted on the guide rail 45 of the carriage 39 as shown in FIG.

The shape and material of the brush surface measuring tool 67 are not particularly limited. However, the brush surface measuring device 67 is made of an aluminum material to reduce the weight, and has a substantially right triangular shape as shown in FIG. No. Brush surface measuring tool 6
7 is provided with, for example, a brush pass line reference BPL as a pass line reference at the position of the brush pass line height. In the present embodiment, the lower surface of the brush surface measuring tool 67 is a brush pass line reference BPL. The brush path line reference BPL is the processing path line WP of the plate material W.
It is desirable to provide at a position about 0.5 mm higher than L.

The brush path line reference BPL is not limited to the lower surface of the brush surface measuring tool 67, but may be a string,
A linear body such as a wire may be provided below the brush surface measuring tool 67 as the brush path line reference BPL, or another method may be used.

The length of the lower surface of the brush surface measuring tool 67 is desirably longer in the Y-axis direction in terms of efficiently adjusting the upper surface of the brush of the brush table 41 to the brush pass line reference BPL. If there is, it is particularly desirable that the center table 21 and the side table 33 are closer to the entire length in the Y-axis direction.

With the above configuration, the pass line measuring device 43
After the support block 65 is mounted on the guide rail 45 of the carriage 39 and locked by the clamp mechanism 75, the carriage 39 is moved in the X-axis direction, and the brush surface measuring tool 67 is moved as shown in FIG. It is moved in the X-axis direction.

Therefore, the difference between the brush path line reference BPL of the brush surface measuring tool 67 and the gap between the brush upper surface of the brush table 41 and the like is determined, and each brush unit is so contacted that the brush upper surface contacts the brush path line reference BPL. By rotating the brush table base 55 up and down by turning the plurality of brush height adjusting bolts 63 of 59 to adjust the height of the brush upper surface, the height of the brush pass line on the brush upper surface can be easily and accurately set. Can be. Thereafter, the brush table base 55 is tightened with bolts 61 and fixed on the table body.

Therefore, since the plate material W on the brush table 41 is located at an appropriate height with respect to the processing pass line WPL of the die D, when the plate material W is moved by the movement positioning device 17 during punching, the die D is used. There is no back scratch on the plate material W (product). Further, deterioration of product accuracy due to frictional resistance of the brush 57 is eliminated.

The present invention is not limited to the above-described embodiment, but can be implemented in other modes by making appropriate changes. In the example of the present embodiment, a turret punch press has been described as an example of a plate processing machine, but other punch presses, laser processing machines, and other plate processing machines may be used.

[0037]

As can be understood from the above embodiments of the present invention, according to the first aspect of the present invention, after the brush surface measuring device is mounted on the carriage, the carriage is moved to mount the brush surface measuring device. By moving, the difference between the reference of the pass line of the brush surface measuring tool and the upper surface of the brush of the brush table can be determined. You can adjust the height of the brush upper surface by moving the brush table up and down so that the brush upper surface abuts the pass line reference, and fix the brush table to the table body, so that the height of the brush upper surface can be easily and accurately obtained. Can be. Therefore, it is possible to eliminate back flaws of the plate material (product) and to prevent deterioration of product accuracy due to frictional resistance of the brush.

According to the second aspect of the present invention, the effect is the same as that of the first aspect, and after the brush surface measuring device is mounted on the carriage, the carriage is moved to move the brush surface measuring device. The difference between the reference of the pass line of the brush surface measuring tool and the upper surface of the brush of the brush table can be determined. The height of the brush upper surface can be adjusted by moving the brush table up and down by the brush height adjusting means so that the brush upper surface abuts the pass line reference. The brush table is fixed to the table body, so the height of the brush upper surface is easy. And can be delivered accurately. Therefore, it is possible to eliminate back flaws of the plate material (product) and to prevent deterioration of product accuracy due to frictional resistance of the brush.

According to the third aspect, each of the brush units can be turned up by turning each height adjusting bolt for each brush unit, and the brush upper surface can be brought into contact with the pass line reference. In this state, by fixing the brush table base to the table main body with the fixture, the upper surface of the brush can be fixed to the height based on the pass line.

According to the fourth aspect of the present invention, by attaching the support block of the pass line measuring device to the carriage, the upper surface of the brush planted on the brush table can be easily adjusted to the reference of the pass line.

[Brief description of the drawings]

FIG. 1 illustrates an embodiment of the present invention, and is a side view of a pass line setting device for a brush table.

FIG. 2 is a plan view of FIG.

FIG. 3 is a plan view of a turret punch press used in the embodiment of the present invention.

[Explanation of symbols]

 Reference Signs List 1 turret punch press 17 movement positioning device 19 clamping device 21 center table 23 Y-axis motor 29 Y-axis feed mechanism 31 carriage base 33 side table 35 work clamper 37 guide rail 39 carriage 41 brush table 43 pass line measuring device 45 guide rail 51 Geared motor 53 Moving mechanism 55 Brush table base 57 Brush 59 Brush unit 63 Brush height adjusting bolt 65 Support block 67 Brush surface measuring tool 69 Lower lip 71 Upper lip 75 Clamp mechanism 77 Handle

Claims (4)

[Claims] 1. A brush table having a large number of brushes implanted on a surface thereof is provided on a table body so as to be vertically movable, and a plate material on the brush table is clamped and moved and positioned by a clamp device provided in a carriage so as to be adjustable in position. In a plate material processing machine, a detachable brush surface measuring tool is attached to the carriage,
The brush table is moved relative to the table body to move the carriage to move the brush surface measuring tool so that the brush upper surface is aligned with a pass line reference positioned at the height of a pass line provided on the brush surface measuring tool. And moving the brush table up and down to bring the brush upper surface into contact with the pass line reference, and then fixing the brush table to the table main body. 2. A brush table having a large number of brushes implanted on a surface thereof is provided on a table body so as to be vertically movable, and a plate material on the brush table is clamped and moved and positioned by a clamp device provided on a carriage so as to be adjustable in position. In the plate material processing machine, a brush surface measuring tool detachable from the carriage is provided, a pass line reference is provided at the height of the pass line in the brush surface measuring device, and the brush upper surface is determined based on the pass line reference. And a brush height adjusting means for moving the brush table up and down with respect to the table body so as to abut the table body and fixing the brush table to the table body. 3. The brush height adjusting means comprises a height adjusting bolt screwed to the table main body so as to push up each of the brush table bases, and a fixture for fixing each of the brush table bases to the table main body. 3. The apparatus for setting a pass line of a brush table according to claim 2, wherein: 4. A support block body detachable from the carriage, and a brush surface measurement tool integrated with the support block body and provided on the lower surface with a pass line reference at the height of the pass line. A pass line measuring device, comprising: