JPH0642970B2 - Product delivery method in punch press - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a product unloading method from a punch press such as a turret punch press, and more specifically, to a plurality of plate materials punched in the punch press. The present invention relates to a method of carrying out the product by dividing it into the held parts.

(Prior Art) Conventionally, in a punch press, a plate material after being punched is placed in a side position of the punch press as shown in, for example, JP-A-57-181732. It is general that the gripping claw device in (1) moves to a table in a punch press and directly grips a relatively large product or the like after it is separated from the plate material after processing and pulls it out to the side and carries it out.

(Problems to be Solved by the Invention) Conventionally, for example, after punching a standard length plate material,
The rest of the product is used as a product and the plate material is carried out in its large size.When the product is separated from the standard size plate material, it is divided into multiple parts with multiple products. Then, it was not carried out.

That is, conventionally, the unnecessary part of the plate material is punched,
Usually, the entire plate material is used as a product, and when a small piece separated from the plate material is used as a product, a method in which a shooter or the like provided on the table is opened and dropped to the lower side of the table is common.

Therefore, when punching (separating) a small piece of product from a plate of regular length, it is necessary to open and close the shooter or the like each time, and there is a problem in improving efficiency.

(Means for Solving the Problem) In view of the conventional problems as described above, the present invention is capable of gripping a plate material on a carriage base provided so as to be movable in the Y-axis direction with respect to a processed portion of a punch press. A product unloading device provided with a carriage provided with a plurality of first grasping pawl devices so as to be movable in the X-axis direction, and provided with a second grasping pawl device in the lateral position of the punch press so as to be movable in the X-axis direction. A method for unloading a product with a configuration in which the components are arranged has the following steps, which is a method for unloading a product in a punch press.

(A) The plate material gripped by the plurality of first grip claw devices is moved in the X-axis and Y-axis directions with respect to the processed portion of the punch press,
A process of processing multiple products that are connected to a plate material with minute connection parts.

(B) The plate material gripped by the plurality of first grip claw devices is gripped by each grip claw device by forming a division cutting portion between each first grip claw device, and a plurality of products are grouped. The step of dividing into a plurality of small divided parts in a state of being prepared.

(C) A step of sequentially delivering the divided parts held by the first holding claw devices to the second holding claw device of the product unloading device to carry out the divided parts in the X-axis direction.

(Embodiment) FIG. 1 is a plan view illustrating a turret punch press 1 and a product unloading device 3 according to the present invention, and FIG. 2 is a front elevation view thereof.

The turret punch press 1 is provided with a turret upper plate 5 and a lower plate (not shown), like the normal turret punch press. The turret upper plate 5 is provided with a large number of punches 7, and a die (pair) which is paired with the punch 7 is provided. (Not shown) is provided on the turret lower plate.

A fixed table 9 having substantially the same size as the diameter of the turret upper plate 5 is provided, and movable tables 11, 11 which are movable in the Y-axis direction along the side surface of the fixed table 9 are provided on the left and right sides thereof.

Servo motor 13 straddles movable tables 11 and 11.
Carriage base 15 that is moved and positioned in the Y-axis direction by
Is provided and is guided to this carriage base 15,
A carriage 19 is provided which is driven by a servo motor 17 and is movable and positioned in the X-axis direction.

The carriage 19 has three sets of gripping claw devices 2 in the example of FIG.
1 is provided and holds the fixed-length plate material W.

A guide rail 23 is provided at a high position in the product unloading device 3 in the product unloading direction (X-axis direction), a grip claw device 25 is movable in the X-axis direction, and a free ball bush 29 is mounted on the table 27. It has been planted.

The plate material W is punched by being gripped by a plurality of gripping claw devices 21 and moved in the X and Y axis directions with respect to the processing portion of the punch press.

In order to carry out the processing of the plate material W and carry out the product, as shown in FIG. 4, first, the products (AX) of various shapes are slightly base materials (standard size plate material W) at the micro joints. Punching is done in a state of being connected to.

The micro joint portion is a portion that is literally a minute connection portion where each product (A to X) and the base material (plate material) are slightly connected, and for example, a slight impact is applied to the base material or the product with a hammer or the like. Due to this, the above-mentioned connecting portion is broken and the product is separated from the base material.

By transferring to the next process in this way, the related parts are delivered in complete alignment, for example, at the time of the assembly in the next process, so that there is no need to collect the parts as a set, which is convenient.

In FIG. 4, the division cutting parts 31 and 33 for dividing the standard length plate material W into approximately three equal parts are planned.

The turret punch press 1 usually has a built-in nibbling tool, and the simplest nibbling work is to shift a round hole punch by a pitch of about 1/4 of the diameter and perform continuous punching work to cut it.

FIG. 3 shows an example of a pneumatic piping diagram.
The compressed air from the filter 37, the pressure reducing valve 39, the lubricator 41, the pressure switch PS, the pressure reducing valve 43,
Connected to the pneumatic cylinders 45, 45, 45 via the solenoid valves SOL, 1, SOL, 2, SOL, 3 which individually actuate the three gripping claw devices 21 via the general solenoid valve SOL, 0, the pressure switch PS. There is.

In the above-mentioned structure, the plurality of plate-shaped products A to I on the right end side shown in FIG. 4 are punched out in a state in which they are slightly connected to the standard-sized plate material at the micro joints.

Subsequently, after the cutting of the divided cutting section 31 is completed, the carriage base 15 and the carriage 19 are moved to the delivery position to the carry-out gripping claw device 25.

Then, the grip claw device 25 grips the separated divided standard length plate material, and the right end of the grip claw device 21 for moving and positioning the standard length plate material W by numerical control is opened.

Next, the carry-out gripping claw device 25 moves to the right in the X-axis direction to move the divided plate material including the plurality of products A to I to the carry-out table 27.
It is carried out to the top and opened.

Since the divided plate material punched out from the plurality of plate-shaped products J to R and the divided plate material punched out from the plurality of plate-shaped products T to X are similarly carried out, the description thereof will be omitted.

(Effects of the Invention) As will be understood from the above description of the embodiments, the present invention is, in short, the carriage base (15) provided so as to be movable in the Y-axis direction with respect to the processed portion of the punch press.
A carriage (19) having a plurality of first gripping claw devices (21) capable of gripping a plate material (W) is movably mounted in the X-axis direction, and a second grip is provided at a side position of the punch press. A product unloading method in a punch press having the following steps as a method for unloading a product with a configuration in which a product unloading device (3) having a claw device (25) movably in the X-axis direction is arranged. Is.

(A) The plate material (W) gripped by the plurality of first grip claw devices (21) is moved in the X-axis and Y-axis directions with respect to the processed portion of the punch press, and the plate material (W) is connected at a minute connection portion. A step of processing a plurality of products (A to I; J to R; S to X) that are linked together.

(B) By dividing the plate material (W) gripped by the plurality of first grip claw devices (21) into divided cutting parts (31, 33) between the first grip claw devices (21) A step of dividing into a plurality of small divided portions each of which is grasped by each first grasping claw device (21) and has a plurality of the products grouped and provided.

(C) Each divided portion gripped by each of the first grip claw devices (21) is divided into second grip claw devices (2) of the product unloading device (3).
5) A step of sequentially delivering the divided parts to the X-axis direction in sequence.

As is apparent from the step (a), in the present invention, the plurality of products A to I, J to R, and S to X are processed in the state of being connected to the plate material W by the minute connecting portions. . Then, as is apparent from the step (b), by forming the divided cutting portions 31 and 33 between the plurality of grip claw devices 21, each product is grouped and provided and each grip claw device 21. The plate material W is divided into a plurality of small divided portions which are held by the above. After that, as is clear from the step (c), the respective divided parts are successively carried out by the product carrying-out device 3.

Therefore, according to the present invention, each product is grouped and carried out, and management of each product is easy for each group, and since it is divided into small divided parts, it is easy to carry out each product. It is possible to save the space of the storage portion for each group of products, and it is very easy to divide the products into each group.

[Brief description of drawings]

FIG. 1 is a plan view of a turret punch press and a product unloading device. FIG. 2 is a front view of the same as above. FIG. 3 is a pneumatic piping diagram relating to a gripping pawl device. FIG. 4 is an explanatory view showing divisional cutting of a standard length plate material. (Explanation of the symbols indicating the main parts of the drawing) 1 ... Turret punch press 3 ... Product unloading device 21 ... Gripping claw device W ... Sizing plate 25 ... Gripping claw device 31 ... Divided cutting part 33 ... Split cutting part

Claims (1)

[Claims] 1. A carriage base (15) provided so as to be movable in the Y-axis direction with respect to a processed portion of a punch press,
A carriage (19) provided with a plurality of first gripping claw devices (21) capable of gripping a plate material (W) is provided so as to be movable in the X-axis direction, and a second gripping claw device is provided at a side position of the punch press. A punch press, characterized in that a method for unloading a product is provided by arranging a product unloading device (3) equipped with (25) movably in the X-axis direction, and has the following steps. Product delivery method. (A) The plate material (W) gripped by the plurality of first grip claw devices (21) is moved in the X-axis and Y-axis directions with respect to the processed portion of the punch press, and the plate material (W) is connected at a minute connection portion. A step of processing a plurality of products (A to I; J to R; S to X) that are linked together. (B) By dividing the plate material (W) gripped by the plurality of first grip claw devices (21) into divided cutting parts (31, 33) between the first grip claw devices (21) A step of dividing into a plurality of small divided portions each of which is grasped by each first grasping claw device (21) and has a plurality of the products grouped and provided. (C) Each divided portion gripped by each of the first grip claw devices (21) is divided into second grip claw devices (2) of the product unloading device (3).
5) A step of sequentially delivering the divided parts to the X-axis direction in sequence.