JP2003025029A - Plate working device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a plate working device which is adaptable to a short length work, and capable of improving the loading/unloading operation tact by reducing the height of a carriage. SOLUTION: In the plate working device 1 having work tables 9 and 11 capable of freely carrying a work W in one direction, and having a working head 33 for working the work which is reciprocal in the direction across the work carrying direction, a plurality of first work clamps 17 and 19 capable of freely clamping one edge of the work W on the work table 9 and 11 are provided on carriages 13 and 15 provided reciprocally in the work carrying direction.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is provided with a work table capable of conveying a work in one direction, and a machining head for machining the work is reciprocally movable in a direction intersecting with the work conveying direction. The present invention relates to a plate material processing device provided in.

[0002]

2. Description of the Related Art Conventionally, a work table is provided which is capable of carrying a work in one direction, and a working head for working the work is provided reciprocally in a direction intersecting the work carrying direction. A plate material processing device is known. As shown in FIGS. 7 and 8, the plate material processing apparatus 201 of this example has a gate-shaped frame 203 erected at a substantially central portion in the left-right direction in FIGS. 7 and 8. X gate frame (front side) 205F, 2
05B, A feeder frame (Liant side) 207F,
207B is erected. Then, between the X feeder frame (front side) 205F and 205B and between the A feeder frame (Liant side) 207F and 207B, for example, a brush table or a brush conveyor is provided.
Axis work table 209, A-axis work table 21
1 is provided.

The X feeder frame (front side) 2
05F, 205B, A feeder frame (Liant side)
On the 207F and 207B, an X-axis and A-axis carriage 2 having a bridge type shape capable of reciprocating in the X-axis and A-axis directions.
13, 215 are provided. The work clamps 2 are respectively attached to the front, rear, left and right lower portions of the upper frames 217, 219 of the X-axis and A-axis carriages 213, 215.
21, 223 are provided. This work clamp 2
The work clamp on the rear side of 21, 223 is provided so as to be movable in the front-rear direction, that is, in the CF axis and CR axis directions.

Lower frame 2 of the portal frame 203
Die block 225 with multiple dies D on 03D
And a punch block 227 having a plurality of punches P is correspondingly provided above the die block 225. Moreover, the die block 225
The punch block 227 and the punch block 227 are movably provided in the Y-axis direction, which is the front-rear direction, by a driving means (not shown) such as a driving motor, a ball screw, and a nut member in synchronization with each other.

The upper frame 2 of the portal frame 203
A punch cylinder 229 that moves in the U-axis direction that is the same direction as the X-axis direction and that moves in the V-axis direction that is the same direction as the Y-axis direction is provided in the lower portion of 03U. The punch cylinder 229 is moved in the U-axis direction and the V-axis direction by drive means (not shown) such as a drive motor, a ball screw and a nut member. Moreover, a piston rod 231 is attached to the lower portion of the punch cylinder 229, and the striker 2 is attached to the tip (lower end) of the piston rod 231.
33 is provided.

On the X-axis work table 209,
Locating pins 235 and 237 for positioning the work W when the work W to be processed is processed are provided so as to be retractable.

With the above configuration, the X-axis work table 2
09 in the right direction in FIG. 7 and FIG.
Direction) or from above, the work W to be machined is placed and the locate pins 235 and 237 are projected so that the end sides of the work W are abutted against the locate pins 235 and 237 for positioning. Next, after the positioned work W is clamped by the work clamp 221, X
The axis carriage 213 is moved in the + or − direction of the X axis direction, and the die block 225 and the punch block 227 are moved in the Y axis direction. Then, the punch cylinder 229 is moved and positioned in the U-axis direction and the V-axis direction to a predetermined position above the die D and the punch P, and then the punch cylinder 229 is operated to punch by the striker 233. Punching is performed at a required position of the work W by hitting P.

When the punching of the left half of the work W is completed, the work W is clamped by the work clamp 22.
The work clamp is changed from 1 to the work clamp 223. Then, the A-axis carriage 215 is moved in the + or − direction of the A-axis direction, and the die block 225 and the punch block 227 are moved in the Y-axis direction. Then, at a predetermined position above the die D and the punch P,
The punch cylinder 229 is moved in the U-axis direction and the V-axis direction to be positioned, and then the punch cylinder 229 is operated so that the striker 233 strikes the punch P to punch the workpiece W at the required position in the right half. Will be done.

[0009]

By the way, in the above-described conventional plate material processing apparatus 201, since the carriages are the X-axis and A-axis carriages 213 and 215 each having the bridge type shape, the operator is intimidated. Depending on the situation, even though the vehicle is automatically driven, it was dangerous when the speed was 80 m / min.

Further, since the carriage is a bridge type, when the work W is set from above, there is a risk that the work W will hit the bridge type X-axis carriage 213, and the work W is waited above and the work W is loaded. There was a problem that the tact had to be greatly affected by having to escape to the upper rear.

The present invention has been made to solve the above-mentioned problems, and an object thereof is to enable processing of a short material and to reduce the height of the carriage to improve the operation tact of loading and unloading. An object of the present invention is to provide a plate material processing apparatus.

[0012]

In order to achieve the above object, the plate material processing apparatus of the present invention according to claim 1 is provided with a work table capable of transporting a work in one direction, and is for processing the work. In a plate material processing apparatus in which a processing head is provided to reciprocate in a direction intersecting with the work transfer direction, a carriage provided to be reciprocally moved in the work transfer direction has one side of the work on the work table. It is characterized in that a plurality of first work clamps that can be clamped are provided.

Therefore, a plurality of first work clamps capable of clamping one side of the work on the work table are provided on the carriage provided so as to be reciprocally movable in the work transport direction, and thus the plurality of first work clamps are provided. The work clamp clamps one side of the work, moves the carriage in the work transport direction, and performs plate material processing on the work.

A plate material processing apparatus according to a second aspect of the present invention is the plate material processing apparatus according to the first aspect, wherein the carriage is provided with a clamp holder projecting from the upper surface of the work table, and the clamp holder has one side of the work. The second which can clamp the adjacent crossing side in the direction crossing the side
The work clamp is provided.

Therefore, the carriage is provided with the clamp holder projecting from the upper surface of the work table, and the clamp holder is provided with the second work clamp capable of clamping the adjacent intersecting side in the direction intersecting with one side of the workpiece. Since it is provided, the short work piece is clamped by the second work clamp, and the work piece is processed. Moreover, since the clamp holder is directly attached to the carriage, the height can be made lower than before, and the waiting position for loading when setting the work from above is lowered, or the posture is lower from the lateral direction intersecting the processing direction. Can be carried in and out, and the tact of the work loading and unloading operation can be shortened.

A plate material processing apparatus according to a third aspect of the present invention is the plate material processing apparatus according to the second aspect, characterized in that the second work clamp is vertically movable.

Therefore, since the second work clamp is provided so as to be movable up and down, when the one side of the work is clamped by the first work clamp and the plate material is processed, the second work clamp is Plate material is smoothly processed without rising above the pass line and interfering.

A plate material processing apparatus according to a fourth aspect of the present invention is the plate material processing apparatus according to the second or third aspect, wherein the clamp holder is movable with respect to the carriage. It is a thing.

Therefore, since the clamp holder is provided so as to be movable with respect to the carriage, the clamp holder is moved with respect to the carriage when the holder is changed.

[0020]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will now be described in detail with reference to the drawings.

Referring to FIGS. 1, 2 and 3, the plate material processing apparatus 1 has a gate-shaped frame 3 at a substantially central portion in the left-right direction.
Is erected. Right of the gate frame 3
Extend to the left and feed the X feeder frame (front side) 5
F, 5B, A feeder frame (Liant side) 7F, 7
B is erected. Then, between the X feeder frame (front side) 5F and 5B and between the A feeder frame (Liant side) 7F and 7B, for example, a work table 9 for the X axis composed of a brush table or a brush conveyor,
A work table 11 for the A axis is provided.

The X feeder frame (front side) 5
X on the F, A feeder frame (Liant side) 7F
Carriage 1 for X-axis and A-axis, which can reciprocate in the directions of A-axis and A-axis
3, 15 are provided. The X-axis and A-axis carriages 13 and 15 are provided with a plurality of first work clamps (end face clamps) 17 and 19 capable of clamping one side of the work W.
Is fixedly provided.

Also, the X-axis and A-axis carriages 13, 1
5 includes clamp holders 21 and 23 projecting from the upper surfaces of the X-axis work table 9 and the A-axis work table 11.
Is provided. The clamp holders 21 and 23 are provided with second work clamps 25 and 27 which are capable of clamping the adjacent intersecting sides in the direction intersecting with one side of the workpiece W.
Is provided.

As shown in FIG. 3, a die block 29 having a plurality of dies D is provided on the lower frame 3D of the gate type frame 3, and a plurality of die blocks 29 are provided above the die block 29. A punch block 31 having a punch P is provided correspondingly. The punch block 31 and the die block 29 are collectively called a processing head 33. Moreover, the die block 29 and the punch block 31 are provided so as to be movable together in the Y-axis direction, which is the front-rear direction, by a driving means (not shown) such as a drive motor, a ball screw, and a nut member in synchronization with each other. .

At the lower part of the upper frame 3U of the gate-shaped frame 3, a punch cylinder which moves in the U-axis direction which is the same direction as the X-axis direction and moves in the V-axis direction which is the same direction as the Y-axis direction. 35 are provided. The punch cylinder 35 includes, for example, a drive motor (not shown),
It is moved in the U-axis direction and the V-axis direction by a driving means including a ball screw and a nut member.
Moreover, a piston rod 37 is attached to the lower portion of the punch cylinder 35, and the piston rod 3
A striker 39 is provided at the tip (lower end) of 7.

On the X-axis work table 9, locating pins 41 and 43 for positioning the work W when the work W to be worked are machined are provided so as to be retractable.

Referring to FIG. 4, an X-axis work table 9 is provided on the X feeder frame (front side) 5F. The work table 9 has a folding brush table on the right side in FIG. 45 are provided. More specifically, a lower end of a link 51 is rotatably provided by a pin 49 on a bracket 47 which is a part of the X feeder frame (front side) 5F, and an upper end of the link 51 is a pin 53. The lower end of another link 55 is rotatably provided. Moreover, the upper end of the link 55 is attached to the lower part of the center of the folding brush table 45 via the pin 57.

With the above structure, when the pin 53 is rotated counterclockwise in FIG. 4 with the pin 49 as a fulcrum, the folding brush table 4 as shown in FIG.
5 is folded around the hinge 58 as a fulcrum.

The X feeder frame (front side) 5
A motor 59 is attached to the left side of F in FIG. 4 via a motor bracket. A guide frame 61 is integrated in the upper left part of the X feeder frame (front side) 5F in FIG. 4, and the guide frame 61 is integrated in the X axis direction (direction orthogonal to the paper surface in FIG. 4). A guide rail 63 is laid extending. The X-axis carriage 13 is provided on the guide rail 63 via a guide member 65 so as to be reciprocally movable in the X-axis direction. A nut member 67 is provided on the X-axis carriage 13, and a ball screw 69 is screwed to the nut member 67 so as to extend in the X-axis direction (the direction orthogonal to the paper surface in FIG. 4). .

A drive pulley 73 is mounted on the output shaft 71 of the motor 57, and a driven pulley 75 is mounted on the ball screw 69. A belt 77 is wound around the drive pulley 73 and the driven pulley 75.

With the above structure, the drive pulley 73 is rotated via the output shaft 71 by driving the motor 57. Then, the ball screw 67 is rotated via the belt 77 and the driven pulley 75, and the X-axis carriage 13 is reciprocated in the X-axis direction along the guide rail 61 via the nut member 65.

Referring to FIG. 5, a work table 11 for the A axis is provided on the A feeder frame (front side) 7F.
The work table 11 is provided with a folding brush table 79 on the right side in FIG. More specifically, the bracket 81 which is a part of the A feeder frame (front side) 7F
A lower end of a link 85 is rotatably provided by a pin 83, and a lower end of another link 89 is rotatably provided by a pin 87 at an upper end of the link 85. Moreover, the upper end of the link 79 is attached to the lower part of the center of the folding brush table 79 via the pin 91.

With the above construction, when the pin 87 is rotated counterclockwise in FIG. 5 with the pin 83 as a fulcrum, the folding brush table 7 as shown in FIG.
9 is folded around the hinge 92 as a fulcrum.

The A feeder frame (front side) 7
A motor 93 is attached to the left side of F in FIG. 5 via a motor bracket. A guide frame 95 is integrated in the upper left portion of the X feeder frame (front side) 7F in FIG. 4, and the guide frame 95 is integrated in the X axis direction (direction orthogonal to the paper surface in FIG. 5). A guide rail 97 is laid extending. The A-axis carriage 15 is provided on the guide rail 97 via a guide member 99 so as to be reciprocally movable in the X-axis direction. The A-axis carriage 15 is provided with a nut member 101, and a ball screw 103 extending in the X-axis direction (the direction orthogonal to the paper surface in FIG. 5) is screwed into the nut member 101. .

A drive pulley 107 is mounted on the output shaft 105 of the motor 93, and the ball screw 1
A driven pulley 109 is attached to 03. In addition, the drive pulley 107 and the driven pulley 109 have a belt 111.
Is wound.

With the above structure, by driving the motor 93, the drive pulley 107 is driven through the output shaft 105.
Is rotated. Then, the belt 111 and the driven pulley 10
The ball screw 103 is rotated via 9 to rotate the nut member 1
Through 01, the A-axis carriage 15 is reciprocated in the A-axis direction along the guide rail 97.

Referring to FIGS. 1 and 5, the A-axis carriage 15 has a guide rail 11 extending in the A-axis direction.
3 is laid and the clamp holder 23 is provided on the guide rail 113 via a plurality of guide members 115.
Is attached. Moreover, this clamp holder 2
3 is a guide rail 11 with a rodless cylinder 117.
3 is provided so as to be movable in the A-axis direction.

As shown in FIG. 6, the clamp jaws 119 of the second work clamps 25 and 27 are vertically movable with respect to the clamp body 121. More specifically, in FIG. 6, the clamp jaw 119 is provided with a vertical movement cylinder 123, and the piston rod 1 mounted on the vertical movement cylinder 123
The tip of 25 is attached to the clamp body 121 via a bracket 127.

With the above construction, by operating the vertical movement cylinder 123, the clamp jaw 119 is moved up and down with respect to the clamp body 121.

With the above structure, when punching the long work W to be processed, the second work clamp 25 is lifted above the pass line so that the second work clamp 25 does not interfere with it. Excuse me. A work W of a long material to be machined is placed on the X-axis work table 9 from above or in the right direction in FIG.
43 is projected and the end sides of the work W are abutted against the locating pins 41 and 43 for positioning. Then, after the positioned work W is clamped by the first work clamp 17, the X-axis carriage 13 is moved in the + or − direction of the X-axis direction, and the die block 29 and the punch block 31 are moved in the Y-axis direction. Move it. Then, at a predetermined position above the die D and the punch P,
The punch cylinder 35 is moved and positioned in the U-axis direction and the V-axis direction to be positioned, and then the punch cylinder 35 is operated to strike the punch P with the striker 39 to perform punching at a required position of the work W. It will be.

When punching of the left half of the work W is completed, the work W is replaced by the first work clamp 17 with the first work clamp 19. At this time, the second work clamp 27 is lifted above the pass line so as not to interfere with the second work clamp 27. Then, move the A-axis carriage 15 in the A-axis direction +
The die block 29 and the punch block 31 are moved in the Y-axis direction while being moved in the negative or negative direction. Then, the punch cylinder 35 is moved to and positioned at a predetermined position above the die D and the punch P by moving in the U-axis direction and the V-axis direction.
By activating 29, the striker 39 strikes the punch P, and punching is performed at the required position on the right half of the work W.

Next, when punching the short work W to be processed, the leftmost first work clamp 17 and the second work clamp 25 are used, and the second work clamp 25 is used.
The work clamp 25 of is lowered to the pass line.
On the X-axis work table 9, for example, a short work W to be machined is placed from above or in the right direction in FIG. 1, and locate pins 41 and 43 are projected so that the end sides of the work W are located on the locate pins 41 and 43. Position by abutting. Then, after the positioned work W is clamped by the second work clamp 25 and the leftmost first work clamp 17, the X-axis carriage 13 is moved from the position indicated by the solid line to the + or − direction in the X-axis direction from the position indicated by the solid line. The die block 29 and the punch block 31 are moved in the Y-axis direction while being moved toward the position indicated by the dashed line.
Then, the punch cylinder 35 is moved to and positioned at a predetermined position above the die D and the punch P by moving the punch cylinder 35 in the U-axis direction and the V-axis direction, and then the punch cylinder 35 is operated to punch by the striker 39. P
Punching is performed at a required position of the work W by hitting.

When the punching of the left half of the work W is completed, the work W is replaced by the second work clamp 25 by the second work clamp 27. At this time, move the A-axis carriage 15 from the position indicated by the solid line to 2
Move to the position indicated by the dotted line. And the work W is the second
After the work clamp 25 is clamped by the second work clamp 27 and the first work clamp 19 on the rightmost side in FIG. 1, the A-axis carriage 15 is moved in the + direction of the A-axis.
The die block 29 and the punch block 31 are moved in the Y-axis direction while being moved in the negative or negative direction. Then, the punch cylinder 35 is moved to and positioned at a predetermined position above the die D and the punch P by moving in the U-axis direction and the V-axis direction.
By activating 29, the striker 39 strikes the punch P, and punching is performed at the required position on the right half of the work W.

Therefore, the work W of the short material is surely Xed.
Transfer from the shaft to the A shaft can be easily performed. Moreover, since the clamp holders 21 and 23 are directly attached to the X-axis and A-axis carriages 13 and 15, the height can be made lower than in the conventional case, and the tact of the loading / unloading operation of the work W can be shortened.

Further, the second work clamps 25, 27
However, since the first work clamps 17 and 19 clamp one side of the work W to perform plate material processing, the second work clamps 25 and 2 are used.
No. 7 is higher than the pass line and does not interfere with each other, and the plate material can be smoothly processed. In addition, it does not interfere with loading and unloading.

Further, when the long work is cut and processed, it is necessary to change the holding work. However, when the working work W is shortened by changing the holding work one after another, the second work clamp 17
One or only one of them will support it, and since it will be incomplete, the end surface can be gripped by the second work clamp 25, and stable movement is possible.

The present invention is not limited to the above-described embodiment, but can be implemented in other modes by making appropriate changes.

[0048]

As can be understood from the above description of the embodiment of the invention, according to the invention of claim 1, the work on the work table is mounted on the carriage provided so as to be reciprocally movable in the work conveying direction. Since a plurality of first work clamps that can clamp one side of the work are provided, one side of the work is clamped by the plurality of first work clamps and the carriage is moved in the work transfer direction. The plate material can be processed.

According to the invention of claim 2, in the carriage,
Since a clamp holder protruding from the upper surface of the work table is provided, and a second work clamp is provided on the clamp holder, the second work clamp being capable of clamping the adjacent intersecting side in the direction intersecting with one side of the workpiece, The short work piece is clamped by the work clamp, and the work piece can be processed. Moreover, since the clamp holder is directly attached to the carriage, the height can be made lower than in the conventional case, and the tact of the work loading / unloading operation can be shortened.

Further, loading and unloading can be performed in a low posture in the lateral direction, and the operation tact can be shortened.

According to the third aspect of the invention, since the second work clamp is provided so as to be movable up and down, when the one side of the work is clamped by the first work clamp and the plate material is processed. The second work clamp does not rise above the pass line and does not interfere with each other, so that the plate material can be smoothly processed.

According to the fourth aspect of the present invention, since the clamp holder is provided so as to be movable with respect to the carriage, the clamp holder can be moved with respect to the carriage when the holder is changed.

[Brief description of drawings]

FIG. 1 is a plan view of a plate material processing apparatus of the present invention.

FIG. 2 is a front view of FIG.

FIG. 3 is a perspective view of the portal frame in FIG.

FIG. 4 is an enlarged side view of an X-axis carriage and a work clamp portion.

FIG. 5 is an enlarged side view of an A-axis carriage and a work clamp portion.

FIG. 6 is an enlarged front view of a second work clamp portion.

FIG. 7 is a perspective view of a conventional plate material processing apparatus.

FIG. 8 is a plan view of FIG.

[Explanation of symbols]

1 Plate material processing equipment 3 portal frame 5F, 5B X feeder frame 7F, 7B A feeder frame 9 X-axis work table 11 A-axis work table 13 X-axis carriage 15 A-axis carriage 17, 19 First work clamp 21, 23 Clamp holder 25, 27 Second work clamp 29 die blocks 31 punch block 33 Processing head 35 punch cylinder 39 striker

Claims (4)

[Claims] 1. A plate material processing comprising a work table capable of transporting a work in one direction, and a processing head for performing processing on the work being reciprocally movable in a direction intersecting with the work transport direction. In the apparatus, a plate material processing apparatus characterized in that a carriage provided so as to reciprocate in the work transfer direction is provided with a plurality of first work clamps capable of clamping one side of the work on the work table. . 2. The carriage is provided with a clamp holder projecting from the upper surface of the work table, and the clamp holder is provided with a second work clamp capable of clamping an adjacent cross side in a direction crossing one side of the work. The plate material processing apparatus according to claim 1, wherein the plate material processing apparatus is provided. 3. The plate material processing apparatus according to claim 2, wherein the second work clamp is vertically movable. 4. The plate material processing apparatus according to claim 2, wherein the clamp holder is movable with respect to the carriage.