JPH0713872Y2 - Workpiece discharge device for plate processing machine - Google Patents

Description

[Detailed Description of the Invention] [Object of the Invention] (Industrial field of application) The present invention relates to a plate material such as a composite processing machine in which a plate material is combined with a punch press for punching and a laser processing machine for laser processing. The present invention relates to a processing machine, and more particularly, to a workpiece discharge device in a plate material processing machine that allows a workpiece to be directly discharged to the outside of the machine without passing the workpiece inside the frame body.

(Prior Art) Usually, a processed product (hereinafter also referred to as a product) processed from a plate material by, for example, punching processing or laser processing.
Is larger than the specified product size, and at the same time as the plate material,
In order to process a plurality of pieces, it was necessary to remove the work pieces from the plate material.

As a means for taking out, the operator has taken out the machine each time, stopping the operation of the machine each time, or taking it out by hand, or taking it out after it has been processed by the micro joint and then taking it out manually.

However, in order to hinder work efficiency and safety,
Conventionally, the most popular means has been to install a work shooter and automatically discharge the workpiece in the longitudinal direction of the main body frame.

(Problems to be Solved by the Invention) However, in the conventional work piece discharge device in, for example, the punch / laser combined processing machine, the work shooter discharges the work piece in the longitudinal direction of the main body frame. Since the work piece passes through the inside of the body frame, the largest work piece also passes through the side plate of the body frame, so even the largest work piece can discharge only the size smaller than the space between the side plates of the body frame. . Therefore, in order to pass a work piece having a size larger than that, the lower frame must be expanded only for this purpose, and as a result, there has been a problem that the size of the entire machine must be increased.

The present invention has been made to solve the above-mentioned problems. The purpose of the present invention is to incline the work shooter at a right angle to the longitudinal direction of the main body frame and operate the workpiece discharging device. By passing the work piece in a right angle direction, without passing through the inside of the main frame,
It is an object of the present invention to provide a work piece discharge device in a plate material processing machine that can take out a work piece that is significantly larger than the conventional one.

[Structure of the Invention] (Means for Solving the Problem) In order to achieve the object, in the present invention, a work shooter is provided in a part of a work table, and a hinge column and a roller column are joined to the lower part of the work shooter by stays. And are installed side by side in a direction perpendicular to the longitudinal direction of the body frame,
The upper part of the hinge column is attached to the work chute through the vertically movable cylinder that is swingably connected, and the upper part of the roller column is directly connected to the work chute, and the lower end of the hinge column is rocked to the body frame. The lower end of the roller column rotatably abuts on a guide rail fixed to the main body frame via a rotating roller, and the lower part of the roller column and the bracket fixed to the main body frame are connected. A swinging cylinder is swingably connected to the work piece discharging device in the plate material processing machine.

(Operation) As described above, in the workpiece discharging device of the plate material processing machine of the present invention, a work shooter is provided in a part of the work table, and the hinge column and the roller column connected by the stay to the lower part of the work shooter are connected to the main body frame. Mounted side by side at right angles to the longitudinal direction, the upper part of the hinge column is attached to the work shooter via the lifting cylinder that is swingably connected, and the upper part of the roller column is directly connected to the lifting cylinder. , The lower end of the hinge column is swingably connected to the main body frame, and the lower end of the roller column is rotatably abutted on a guide rail fixed to the main body frame via a rotating roller. Since the swing cylinder is swingably connected between the bracket and the bracket fixed to the body frame, the work shooter is The workpiece can be ejected in the right-angled direction by inclining the main body frame in the right-angled direction with respect to the longitudinal direction. Therefore, since the workpiece can be directly discharged to the outside of the machine without passing through the inside of the main body frame, it is possible to take out a workpiece which is significantly larger than the conventional one.

Embodiment An embodiment of the present invention will be described in detail below with reference to the drawings.

Referring to FIG. 3 and FIG. 4, for example, a punch / laser compound processing machine 1 as a plate material processing machine is mainly composed of a main body frame 3, a turret device 5, a plate material positioning device 7 and a workpiece discharge device 9. Has been done.

The main body frame 3 is fixed to, for example, a foundation floor surface by legs 11, and includes a lower frame 13, side frames 15R and 15L integrally erected on both sides of the lower frame 13, and upper portions of the side frames 15R and 15L. Upper frame provided on 1
It consists of 7 and is constructed in a gate shape.

The side table 1 is attached to the lower frame 13 of the main body frame 3.
9, a center table 21, a plate material positioning device 7, a workpiece discharge device 9 and the like are provided.

Each of the side table 19 and the center table 21 is formed so that the peripheral edge of the side table 19 is bent slightly downward to reinforce, and the side table 19 and the center table 21 can bear the weight of the plate material W placed on the upper surface thereof.

The turret device 5 includes a disc-shaped rotatable upper turret 23 having a punch (not shown) and a disc-shaped rotatable lower turret 25 having a die (not shown), respectively. 17, the rotary shaft 27 supported by the lower frame 13 is mounted.

The upper turret 23 and the lower turret 25 are swung in the arrow direction shown in FIG. 3 by a motor 33 via a pulley transmission device 29 provided above and below the rotary shaft 27 and a gear transmission device 31 interlocked with the pulley transmission device 29.

The plate material positioning device 7 includes a carriage 35 that enables the plate material W to move in the X-axis direction (the front-back direction in FIG. 3), and a Y-axis.
It is composed of a slider 37 that can move in the axial direction.

The carriage 35 and the slider 37 are coupled by screwing a ball screw 39 mounted on the slider 37 and a nut member (not shown) mounted on the carriage 35.

Carriage 35 is an electric motor 41 mounted on a slider 37.
The carriage 35 is moved in the X-axis direction by the driving.

Further, a nut member 43 is attached to the slider 37, and a ball screw 45 screwed onto the nut member 43 is attached to the side frame 15L of the main body frame 3 and an electric motor 47 is attached.
Is connected to the output shaft of. With the above configuration, the electric motor 47
Is driven, the slider 37 moves in the Y-axis direction (left and right direction in FIG. 3) via the ball screw 45 and the nut member 43.

A plurality of work clamps 49 are attached to the carriage 35 to firmly clamp the plate material W.

The workpiece discharging device 9 is composed of a work shooter 51 and a shooter operating device 53, as shown in FIGS. 1 and 2.

As shown in FIG. 4, the work shooter 51 is mounted in the central portion of the center table 21 at a position close to the turret device 5.

Like the side table 19 and the center table 21, the work shooter 51 is bent at its peripheral edges slightly downward to reinforce, and is supported at the same horizontal level as the surfaces thereof.

The shooter operating device 53 includes a hinge column 55 and a roller column.
The main components are a 57 and a swing cylinder 59.

The hinge column 55 and the roller column 57 are juxtaposed on the lower frame 13 of the main body frame 3 in a pair at right and left in a direction (X axis) perpendicular to the longitudinal direction (Y axis).

The juxtaposed order is arranged in the order of the hinge column 55 and the roller column 57 toward the product guide 61 installed below the center table 21.

The hinge column 55 and the roller column 57, which will be described below, are described only for one set, and the other sets have the same configuration, and therefore the description thereof is omitted.

The hinge column 55 has a prismatic shape, and its upper end and lower end form a bifurcated fork 55A. A lifting cylinder 55B is attached to the upper fork 55A, and a bracket 57C is swingably attached to the lower fork 55A.
The lifting cylinder 55B is fixed to the lower surface of the work shooter 51 via the lifting piston 55D, and the bracket 55C is fixed to the lower frame 13.

The roller column 57 has a prismatic shape, and a lifting cylinder 57A is fixed to the upper end of the roller column 57.
7B is formed. The lifting cylinder 57A at the upper end is fixed to the lower surface of the work shooter 51 via the lifting piston 57C, and the rotating roller 57D is rotatably attached to the fork 57B at the lower end.

A mounting piece 57E for connecting a swing cylinder 59 described below is fixed near the lower portion of the side surface of the roller column 57 in the X-axis direction.

The rotating roller 57D is rotatably abutted on the guide rail 63 fixed to the lower frame 13 of the main body frame 3.

The guide rail 63 has stoppers 63A fixed to both ends thereof,
Stop rotating the rotating roller 57D and rotate the roller column 5D.
7 has a limited operating range.

A pair of left and right hinge columns 55, a pair of left and right roller columns 57, and a hinge column 55 and a roller column 57.
The four lifting cylinders 55B and 57A are
It is firmly connected by 65 to form a frame.

As described above, the swing cylinder 59 is connected to the roller column 57 near the lower portion of the side surface in the X-axis direction. That is, the connection to the roller column 57 is determined at an optimum position in consideration of the effective tilt angle of the work shooter 51, the stroke of the rotating roller 57D, and the like.

The tip of the swinging piston 59A of the swinging cylinder 59 forms a forked fork 59B, and the mounting piece 57E of the roller column 57 is attached.
And is mounted on the roller column 57 so as to be swingable.

Further, a rear end of the swing cylinder 59 forms a mounting piece 59C, which is clamped by a forked fork 59E of a bracket 59D fixed to the lower frame 13 and swingably mounted.

Reference numeral 61 denotes a product guide fixed to the lower frame 13, which forms a gutter shape having a width wider than that of the work shooter 51 and discharges the workpiece Wa out of the machine.

Next, the operation of this embodiment configured as described above will be described.

The plate material W is clamped by the work clamp 49 of the carriage 35 of the plate material positioning device 7, moved in the X-axis direction by the operation of the carriage 35, and positioned at a predetermined position according to a command from an NC device (not shown). It

After that, punching is performed at the processing point P of the turret device 5 or laser cutting is performed at the processing point Q of a laser processing machine (not shown).

The plate material W which has been subjected to the predetermined processing is subjected to final cutting for separation at the bunch processing point P or the laser processing point.

In the case of punching, the slider 37 slightly moves in the Y-axis direction until the discharged workpiece (product) Wa falls within the range of the work shooter 51. Further, in the case of laser processing, since the workpiece Wa is programmed in advance by the NC device so as to be within the range of the work shooter at the time of the final cutting, it stops at the position as it is.

Next, the raising / lowering cylinder 55B of the hinge column 55 and the raising / lowering cylinder 57A of the roller column 57 are simultaneously actuated by the injection of compressed air, and the raising / lowering pistons 55D, 57C of both the raising / lowering cylinders 55B, 57A start to descend.

Then, the work shooter 51 descends to the m position shown by the two-dot chain line in FIG. 1 with the workpiece Wa placed thereon, and automatically stops under the program control.

Next, when compressed air is injected into the swing cylinder 59 and the swing piston 59A is pushed out by the relay automatic operation, the shooter operating device 53 of the workpiece discharge device 9 starts to operate.

That is, the roller column 57 is pushed out and the roller column 57 is
The rotating roller 57D located at the lower end of the roller rolls in the guide rail 63 toward the product guide 61 side (left side in FIG. 1).

Simultaneously with the movement of the rotary roller 57D, the roller column 57 swings around the hinge pin of the rotary roller 57D, and accordingly, the hinge column 55 joined by the stay 65 also tilts with the work shooter 51 attached.

When the rotating roller 57D abuts against the stopper 63A of the guide rail 63 and stops rolling, the roller column 57 and the hinge column 55
Also stops tilting.

Then, the roller column 57 and the hinge column 55 are in the state shown by the phantom line in FIG. 1, and the work shoe 51 is also in the n position in the state shown by the two-dot chain line in FIG.

This state is because the workpiece Wa placed on the work shooter 51 is preset at a position slightly above the inclination angle at which the workpiece Wa automatically starts sliding.

Then, the processed product Wa overcomes the frictional force and slides, and the processed product (product) Wa is discharged to the outside of the machine by the product guide 61 provided at a position where it does not interfere with the Y-axis guide or the like of the plate positioning device 7. The Rukoto.

When the product guide 61 finishes discharging the workpiece Wa, the swing cylinder 59 is automatically switched by program control.
When more compressed air is extracted, the shooter operating device 53 moves in the opposite direction to the above and stands up. In addition, the hinge column
Compressed air is extracted from the lifting cylinder 55B of 55 and the lifting cylinder 57C of roller column 57, and the work shooter 51
Returns to the initial position. At this time, the rotating roller 57D
Contacts the stopper 63A of the guide rail 63 to prevent over-rotation.

In this way, a series of operations is completed, and the next product is received.

As described above, in the workpiece discharge device 9 of the laser combined machining machine 1 of the present embodiment, as described above, the pair of hinge columns 55 and roller columns 57 are provided in series and in parallel below the work shooter 51. The work shooter 51 is tilted in a direction perpendicular to the longitudinal direction (Y-axis direction) of the main body frame 3 (X-axis direction) by the operation of the swing cylinder 59.
The workpiece Wa placed on the machine can be slid in the X-axis direction and discharged outside the machine. Therefore, the workpiece Wa can be directly discharged to the outside of the machine without passing through the inside of the main body frame 3, so that a workpiece much larger than the conventional one can be taken out.

Although the embodiment of the present invention has been described in detail with reference to the drawings, the specific configuration is not limited to this embodiment, and there are design changes and the like within a range not departing from the gist of the present invention. Also included in the present invention.

For example, in the embodiment, the swinging piston of the swinging cylinder 59 is used.
59A or lifting cylinder 55B, 57A lifting piston 55
Although the D and 57C are operated by compressed air, the invention is not limited to this and may be compressed water or compressed oil. The point is that the operation of the swinging piston 59A or the lifting pistons 55D and 57C may be the same as that of compressed air, and the same effect can be obtained.

[Effect of device]

In the work piece discharging device of the plate material processing machine of the present invention, a work shooter is provided in a part of the work table, and a hinge column and a roller column connected by a stay to the lower part of the work shooter are arranged at right angles to the longitudinal direction of the main body frame. They are installed side by side, and the upper part of the hinge column is attached to the work shooter via the lifting cylinder that is swingably connected, and the upper part of the roller column is directly connected to the work shooter, and the lower end of the hinge column is the main body. The bracket is swingably connected to the frame, and the lower end of the roller column is rotatably abutted on a guide rail fixed to the main body frame via a rotating roller, and further, a bracket fixed to the lower part of the roller column and the main body frame. Since the swing cylinder is swingably connected between the workpiece and workpiece, the workpiece can be passed through the inside of the body frame. No, it can be discharged directly to the outside of the apparatus. Therefore, it is possible to obtain an effect that even a workpiece that is significantly larger than the conventional one can be taken out.

[Brief description of drawings]

FIG. 1 shows the main part of the present invention, and is II in FIG.
FIG. 2 is an enlarged view along the line, FIG. 2 is a side view in FIG. 1, and the left half divided by the SS center line is the arrow view along the line IIL-IIL in FIG. Half is first
FIG. 3 is a perspective view taken along the line IIR-IIR in the figure, FIG. 3 is a perspective view of a punch / laser combined processing machine of one embodiment for carrying out the present invention, and FIG. 4 is a plan view of FIG. 1 ... Plate processing machine 3 ... Body frame 7 ... Plate positioning device 9 ... Workpiece discharge device 51 ... Work shooter 53 ... Shooter operating device 55 ... Hinge column 57 ... Roller column 59 ... For swinging Cylinder

Claims (1)

[Scope of utility model registration request] 1. A plate material processing machine for processing a plate material while moving the plate material on a work table provided on a main body frame, wherein a work shooter is provided on a part of the work table, and the work shooter is connected to a lower portion of the work shoe by a stay. A hinge column and a roller column are arranged side by side at right angles to the longitudinal direction of the main body frame, and the upper part of the hinge column is connected via a lifting cylinder connected in a hinge shape, and the upper part of the roller column is directly connected to a lifting cylinder. Through
Each is attached to a work shooter, the lower end of the hinge column is swingably connected to the main body frame, and the lower end of the roller column is rotatably abutted on a guide rail fixed to the main body frame via a rotating roller. A workpiece discharging device in a plate material processing machine, wherein a swing cylinder is swingably connected between a lower portion of the roller column and a bracket fixed to a main body frame.