JPH11320318A - Brush table cleaning device for plate processing machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a brush table cleaning device for a plate processing machine to easily clean in a short time. SOLUTION: A plate processing machine 1 comprises brush tables 35, 37a, and 37b (37) to support a plate; and a plate positioning device 25 to position the XY coordinate of a plate placed on the brush tables 35 and 37. A brush roller 47 having a rotary axis paralleling an Y-axis is mounted rotationally movably in the direction of an X-axis on an X-axis carriage 33 to move and position the plate on the brush tables 35 and 37. The brush of a brush roller 49 is arranged in a state to make contact with the brushes 38 of the brush tables 35 and 37. A gear 52 arranged on the rotary shaft of the brush roller 47 is engaged with racks 43a, 43b, and 43c laid in the direction of an X-axis on the brush tables 35 and 37, and through movement of an X-axis carriage 33, the brush roller 47 is rotationally driven to clean the brush 35 of the brush tables 35 and 37.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a brush table cleaning device for a plate processing machine.

[0002]

2. Description of the Related Art In a plate material processing machine such as a turret punch press or a laser processing machine, noise generated when moving and positioning a plate material as a work material supported on a work table is reduced, and at the same time, a noise is generated on the back surface of the plate material. In order to avoid abrasion, a so-called brush table having a large number of brushes implanted on a work table surface as disclosed in Japanese Patent Application Laid-Open No. Hei 7-256368 or Japanese Patent Application Laid-Open No. Hei 7-284867 is used. .

[0003] The brushes of the above-mentioned brush table are contaminated by oil, dust and the like adhering to the plate material in both the punch press and the laser processing machine.
In addition, contamination by spatter and dross is added.

When the brush of the brush table is contaminated with the above-mentioned substances, the back surface of the plate material to be processed is scratched, and defective products are generated.

[0005]

Heretofore, cleaning of contaminated brushes has been done manually. That is, the worker rides on the work table and cleans using a rag or a vacuum cleaner. In the case where the brush table (17, 19, 21) is divided into a small divided table (A) and a divided table (B) as in the above-mentioned Japanese Patent Application Laid-Open No. Hei 7-256368, this divided table is removed. Had been cleaned.

As described above, when the operator gets on the work table and cleans the brush, the brush is crushed.
The transport surface (support height) of the plate material is partially changed, and as a result, the plate material is supported in a bent state, which causes problems such as a reduction in processing accuracy.

Further, since there are several tens of divided tables, large and small, the method of removing and cleaning the divided tables has a problem that the disassembly and assembly work requires a great deal of labor and labor.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a brush table cleaning apparatus for a plate processing machine which can easily and quickly perform cleaning. is there.

[0009]

According to a first aspect of the present invention, there is provided a brush table cleaning apparatus for a plate material processing machine, comprising: a brush table on which a brush for supporting a plate material is planted; In a plate material processing machine provided with a plate material positioning device for positioning the XY coordinates of a plate material placed thereon, a Y-axis is provided on an X-axis carriage constituting a part of the plate material positioning device for moving and positioning the plate material on the brush table. A brush roller having a rotating shaft parallel to the shaft is rotatably mounted in the X-axis direction. The brush of the brush roller is provided in contact with the brush of the brush table, and a gear provided on the rotating shaft of the brush roller. Engage with a rack laid in the X-axis direction on the brush table, and rotate the brush roller by moving the X-axis carriage. Moving to is characterized in that to clean the brushes of the brush table.

Therefore, since the movement of the X-axis carriage of the plate processing machine is used as a driving source of the brush roller, no special driving source is required, and the brush table cleaning device can be easily mounted on the plate processing machine. Therefore, cleaning can be performed easily and in a short time without crushing the brushes of the brush table.

According to a second aspect of the present invention, there is provided a brush table cleaning device for a plate material processing machine according to the first aspect of the present invention, wherein a suction hole communicating with a dust collecting device is provided on a rotating shaft of the brush roller. It is characterized by having been provided.

Therefore, dust, metal powder, and the like generated during cleaning can be discharged from the dust collector, so that the working environment during cleaning is improved in addition to the effect of the first aspect of the present invention.

According to a third aspect of the present invention, there is provided a brush table cleaning apparatus for a plate material processing machine, comprising: a brush table on which a brush for supporting the plate material is planted; and a plate material for positioning the XY coordinates of the plate material placed on the brush table. In a plate material processing machine provided with a positioning device, a plurality of work clamping devices provided on an X-axis carriage constituting a part of the plate material positioning device are provided with a detachable cleaning plate provided with a cleaning tool on a lower surface. It is characterized by the following.

Therefore, when cleaning the brush implanted on the brush table, a cleaning plate provided with a cleaning tool on the lower surface is placed on the brush, and one end of the cleaning plate is attached to a plurality of work clamping devices. The brush of the brush table can be easily cleaned by reciprocating the X-axis carriage by clamping the carriage.
In addition, the cleaning plate can be easily attached to and detached from the plurality of work clamping devices, so that the cleaning time can be reduced.

According to a fourth aspect of the present invention, there is provided a brush table cleaning apparatus for a plate material processing machine according to the third aspect of the present invention, wherein:
A suitable number of pressing members for pressing the cleaning plate from above are provided on a support member provided on the side opposite to the shaft carriage.

Therefore, since the cleaning plate is pressed by the pressing member, the cleaning tool does not rise from the brush, and the cleaning of the brush is further facilitated.

[0017]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows an example of a turret punch press provided with a brush table cleaning device of a plate processing machine according to the present invention. 1 and 2 show a state in which a brush table cleaning device 40 is mounted instead of the work clamp device.

Referring now to FIGS. 1 and 2, the turret punch press 1 has columns 5 and 7 standing integrally before and after the lower frame 3 (left and right in FIG. 1). , 7 are provided with an upper frame 9 to form a frame.

A disk-shaped upper turret 11 is rotatably provided on the upper frame 9 via a rotary shaft 13, and a lower turret 15 vertically opposed to the upper turret 11 is provided on the lower frame 3 on a rotary shaft 17. It is provided rotatably via the.

The upper and lower turrets 11 and 15 are removably mounted with a number of upper dies 19 and lower dies 21 having various sizes and shapes. The upper mold 19 and the lower mold 21 form a pair of tools. Generally, the upper mold is a punch and the lower mold is a die.

At a substantially central portion of the upper frame 9, there is provided a ram 23 which can be moved up and down by driving means (not shown). On the upper right side of the lower frame 3,
A plate material positioning device 25 for moving and positioning the plate material W of the workpiece is provided.

In the plate positioning device 25, a Y-axis carriage 27 is provided movably in the Y-axis direction by a Y-axis guide rail 29 provided on the lower frame 3. The Y-axis carriage 27 is provided with an X-axis carriage 33 capable of attaching and detaching a work clamp device 32 for gripping the plate material W so as to be movable in the X-axis direction orthogonal to the Y-axis direction.

FIGS. 1 to 4 show a state in which one of the work clamping devices 32 is removed and a brush table cleaning device 40 according to the present invention is mounted.

As shown in FIG. 2, a fixed brush table 35 for movably supporting the plate material W is provided on the upper surface of the lower frame 3. Moving brush tables 37 (a, b) integrally fixed to the Y-axis carriage 27 are arranged on both sides of the fixed brush table 35, respectively.

On the surfaces of the fixed brush table 35 and the movable brush table 37 (a, b), a large number of brushes 38 for supporting plate members are planted.
The moving brush table 37 (a, b) forms a work table.

Known turret punch press 1 as described above
In the above, after the plate material W is clamped by the work clamping device 32, the plate material positioning device 25 is appropriately moved in the X and Y axis directions to position the plate material W between the punch and the die immediately below the ram 23. Together with turrets 11, 15
A desired die is indexed immediately below the ram 23 from among the dies mounted on the ram 23, and the ram 23 is lowered to hit the upper die 19, whereby punching can be performed.

As described above, the plate material W is fixed to the fixed brush table 3.
The brush 38 is immediately contaminated by oil, dust and the like adhering to the back surface of the plate material W because the brush 38 is moved in contact with the brush 38 provided on the moving brush table 37 (a, b).

Next, the structure of the brush table cleaning device 40 will be described with reference to FIGS.

Roller guide 41 extending parallel to the X axis
a and 41b are detachably provided on the upper surface of the end (the left end in FIG. 2) of the moving brush table 37 (a, b) in the Y-axis direction, and the Y-axis carriage 27 has returned to the origin (Y = 0). In the state, the roller guides 41a, 41b
The fixed brush table 35 is also provided with a removable roller guide 41c parallel to the X axis so as to be connected in a straight line.

The racks 43a and 43b parallel to the roller guides 41 (a and b) are moved by the moving brush table 37.
(A, b,) laid in a straight line near the X-axis carriage 33, and the Y-axis carriage 27 is positioned at the origin (Y =
In the state returned to (0), a rack 43c is also laid on the fixed brush table 35 so as to be connected to the two racks 43a and 43b in a straight line.

A brush roller support 45 is provided on the clamp rail 28 of the X-axis carriage 33,
The shaft end of a rotating shaft 49 of a brush roller 47 extending in the Y-axis direction and provided horizontally is rotatably supported by the brush roller support 45. In addition, brush roller 4
The other shaft end of 7 is provided with a rotatable roller 51 that engages with the groove 42 of the roller guide 41.

A gear 52 for engaging with the rack 43 is provided on a rotating shaft 49 of the brush roller 47 on the brush roller support 45 side. And this gear 52
A rotating shaft 49 between the brush 53 and the roller 47 has a brush 53 pressed against and in contact with the brush 38 implanted on the moving brush table 37 (a, b,) and the fixed brush table 35.
Are densely planted.

The height of the rack 43 is lower than the height of the brushes 38 mounted on the movable brush table 37 and the fixed brush table 35. The brush roller support 45 is provided with a clamp lever 55, and the brush roller support 45 can be easily removed from the clamp rail 28 by loosening the clamp lever.

In the brush table cleaning device 40 having the above-described structure, when the X-axis carriage 33 and the Y-axis carriage 27 are returning to the origins (X = 0, Y = 0), the X-axis carriage 33 is moved to the X-axis. , The gear 5 provided on the rotating shaft 49 of the brush roller 47 is driven.
2 is engaged with the rack 43, the brush roller 4
7 moves in the X-axis direction while rotating.

Since the roller guide 41 functions to prevent the roller 51 of the brush roller 47 from floating, the brush 53 of the brush roller 47 and the brush 38 of the brush table come into contact with a substantially constant pressing force.

Therefore, the brushes 3 implanted on the fixed brush table 35 and the moving brush table 37 (a, b,)
8 can be easily removed by the brush roller 47 in a short time.

In the case where normal punching is performed, the roller guides 41 (a, b) and the roller guide 41 c are obstructed by the punching, so that they may be removed from the fixed brush table and the moving brush table. it can. Since the racks 43a, 43b and 43c are provided lower than the brush 38, they do not hinder processing.

FIG. 4 shows a second embodiment of the brush table cleaning device 40. Components that are the same as the components in the first embodiment are given the same reference numerals, and overlapping descriptions will be given. Omitted.

In the brush table cleaning device 60 according to the second embodiment, the rotary shaft 49 of the brush roller 47 according to the first embodiment is provided with a suction hole 61 opened to the outside, and the suction hole 61 is supported by the brush roller. This is connected to a dust collector (not shown) through a suction hole 63 provided in the body 45 to discharge dust, metal powder, and the like generated during cleaning.

Therefore, in addition to the effects of the brush table cleaning device 40 of the first embodiment, the working environment during cleaning is improved.

FIG. 5 shows a third embodiment of the brush table cleaning device 40. Components that are the same as the components in the first embodiment are given the same reference numerals, and overlapping descriptions will be given. Omitted.

In FIG. 5, in the brush table cleaning device 80 of the third embodiment, after the work W is processed, the work W is detached from the work clamping device 32, and a cleaning tool 81 such as a cloth is detachably mounted on the lower surface, for example. The attached cleaning plate 83 is clamped by the work clamping device 32. Further, the moving brush tables 37a, 37
b, a support member 85 extending in the X-axis direction (a direction orthogonal to the paper surface in FIG. 5) is provided on the upper left end of the fixed brush table 35 in FIG. Guide rollers 87 as an example of a plurality of pressing members are rotatably supported at appropriate intervals in the X-axis direction of the support member 85. Each guide roller 87 serves to press the left end of the cleaning plate 83 in FIG. 5 so as to prevent the cleaning tool 81 from floating above the brush 38. The cleaning tool 81 is located on the upper surface (pass line) of the fixed brush table 35 and the moving brush tables 37a and 37b.
It is set slightly lower.

With the above configuration, the work clamping device 32
After clamping one end of the cleaning plate 83, the Y-axis carriage 27 and the X-axis carriage 33 are moved to the origin (Y =
(0, X = 0). By reciprocating the X-axis carriage 33 in the X-axis direction in this state,
Fixed brush table 35, movable brush table 37a,
Dirt on the brush 38 implanted in the 37b can be easily and quickly removed by the cleaning tool 81. At this time, since one end of the cleaning plate 83 is pressed and moved by the guide roller 87, the cleaning tool 81 does not float up from the brush 38, so that the dirt on the brush 38 can be further easily removed in a short time.

The cleaning plate 83 provided with the cleaning tool 81 on the lower surface can be attached and removed with one touch from the work clamp device 32, so that the brush 38 can be easily cleaned and the cleaning time can be reduced. it can. Further, since the cleaning plate 83 is stored on the shelf according to the specifications of the loading and unloading lines, the cleaning can be performed by executing the cleaning program at the time of cleaning. In addition, it is possible to process high quality products even during unattended operation for a long time.

The brush table cleaning apparatus of the present invention can be applied not only to a turret punch press but also to a laser processing machine having a similar brush table as easily understood from the description of the embodiment.

[0046]

According to the first aspect of the present invention, since the movement of the X-axis carriage of the plate processing machine is used as a drive source of the brush roller, a special drive source is not required and the cost of the apparatus can be reduced. Can be. Further, the brush table cleaning device can be easily mounted on the plate material processing machine, and the cleaning can be performed easily and in a short time, so that the work efficiency can be improved and the operation rate of the machine can be improved.

According to the invention described in claim 2, according to claim 1,
In addition to the effects of the invention, the environment for the cleaning operation can be improved.

According to the third aspect of the present invention, when cleaning the brush planted on the brush table, a cleaning plate provided with a cleaning tool on the lower surface is placed on the brush and the cleaning plate is cleaned. By clamping one end of the plate to a plurality of work clamping devices and reciprocating the X-axis carriage, the brush of the brush table can be easily cleaned. In addition, since the cleaning plate can be easily attached to and detached from the plurality of work clamp devices, the cleaning time can be reduced.

According to the fourth aspect of the present invention, since the cleaning plate is pressed by the pressing member, the cleaning tool does not rise from the brush, and the brush can be more easily cleaned. .

[Brief description of the drawings]

FIG. 1 is a front view of a turret punch press equipped with a brush table cleaning device according to the present invention.

FIG. 2 is a sectional view taken along the line II-II in FIG.

FIG. 3 is a view taken in the direction of arrow A in FIG. 2;

FIG. 4 is a diagram showing another embodiment of FIG. 3;

FIG. 5 is a diagram showing another embodiment of the brush table cleaning device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Turret punch press 3 Lower frame 5, 7 Column 9 Upper frame 11 Upper turret 15 Lower turret 19 Upper die 21 Lower die 23 Ram 25 Plate material positioning device 27 Y axis carriage 29 Y axis guide rail 32 Work clamp device 33 X axis Carriage 35 Fixed brush table 37 (a, b) Moving brush table 38 Brush 40 Brush table cleaning device 41 (a, b, c) Roller guide 42 Groove 43 (a, b, c) Rack 45 Brush roller support 47 Brush roller 49 rotating shaft 51 roller 52 gear 53 brush 55 clamp lever 60 brush table cleaning device 61, 63 suction hole 80 brush table cleaning device 81 cleaning tool 83 cleaning plate 85 support member 87 guide roller (pressing member) W plate material

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁶ Identification code FI B23K 26/10 B23K 26/10

Claims (4)

[Claims] 1. A plate processing machine comprising: a brush table in which a brush for supporting a plate is planted; and a plate positioning device for positioning the XY coordinates of the plate mounted on the brush table. A brush roller provided with a rotation axis parallel to the Y axis is rotatably mounted in the X axis direction on an X axis carriage constituting a part of the plate material positioning device for moving and positioning the plate material. A gear provided on a rotating shaft of the brush roller is provided in contact with a brush of a brush table, and a gear provided on the brush table is engaged with a rack laid in the X-axis direction, and the brush roller is moved by moving the X-axis carriage. A brush table cleaning device for a plate material processing machine, wherein the brush table cleaning device rotates and cleans the brushes of the brush table. 2. A brush table cleaning device for a plate material processing machine according to claim 1, wherein a suction hole communicating with a dust collecting device is provided on a rotating shaft of said brush roller. 3. A plate processing machine comprising: a brush table in which a brush for supporting a plate is implanted; and a plate positioning device for positioning the XY coordinates of the plate placed on the brush table. A brush table cleaning device for a plate material processing machine, wherein a plurality of work clamping devices provided on an X-axis carriage constituting a part thereof are provided with a detachable cleaning plate provided with a cleaning tool on a lower surface. 4. The brush member according to claim 3, wherein a support member provided on the opposite side of the brush table from the X-axis carriage is provided with an appropriate number of pressing members for pressing the cleaning plate from above. Table equipment for plate processing machines.