JP2563610Y2 - Material feeder in section steel processing machine - Google Patents

Description

[Detailed description of the invention] (Industrial application field) This invention is, for example, a shaped steel processing machine that performs drilling and the like from the left and right and up and down directions with respect to the longitudinal direction of a long shaped steel such as an H-shaped steel. For example, the present invention relates to a material feeding device capable of feeding even a rear end portion of a section steel without interfering with the section steel processing machine.

(Prior art) Conventionally, a long section steel is sent to a section steel processing machine, and a plurality of drills are used to perform drilling. As a material feeding device for feeding shaped steel to this shaped steel processing machine, for example, there is a gripper system in which a work clamp provided at a tip of a piston rod attached to a fluid cylinder grips an upper portion of the shaped steel and feeds the shuttle. Are known.

Also, a carriage base is provided on one side in the material feeding direction for feeding the shaped steel, and a work clamp is provided on the carriage base, which is provided with a work clamp for gripping an upper portion or a rear portion of the shaped steel, and is provided with a movable carriage in the feeding direction. Also, a carriage system is known.

(Problems to be Solved by the Invention) Among the above-described conventional material feeding devices, the gripper method requires a large number of times of changing the shape of the steel by the work clamp, resulting in poor accuracy, and in addition to the shape material feeding. There was a problem that it took time.

In addition, in the carriage method where the upper part of the shaped steel is gripped by the work clamp, the gripping height changes depending on the size of the shaped steel. There is a problem that the interference part between the main body and the material feeding device is not constant, and in order to feed the inside of the main body of the section steel working machine, the interference section retracting operation is required on the main body side of the section steel working machine.

Further, in the carriage system in which the rear portion of the shaped steel is gripped by the work clamp, it was not possible to feed the shaped steel longer than the conveying device.

(Means for Solving the Problems) In view of the conventional problems as described above, the present invention transfers the above-described shaped steel in the longitudinal direction to one side of the direction in which the long shaped steel is carried into the shaped steel processing machine. Is provided, and a carriage base parallel to the material conveyor is provided on one side of the material conveyor, and a carriage provided reciprocally along the carriage base is provided with a 1
In a material feeding device in a section steel working machine provided with a carriage arm provided with a work clamp capable of holding a part so as to be vertically movable, the carriage arm is provided at a rear end of the section steel with respect to the section steel working machine. The workpiece clamp has a shape extending horizontally in the transfer direction of the shaped steel so as to feed the shaped steel, and the work clamp is provided at the tip thereof, and the work clamp is capable of gripping a part of the shaped steel from behind and It is a configuration that can be gripped from above, and when the upper portion between both ends in the longitudinal direction of the shaped steel is gripped, the carriage arm does not interfere with the shaped steel than the horizontal extending portion of the carriage arm. This is a configuration in which a grip is provided on the lower side.

(Operation) By adopting the material feeding device in the shaped steel working machine of the present invention, when sending the shaped steel to the main body of the shaped steel working machine,
The upper part of the section steel is gripped from above by the work clamp provided at the tip of the carriage arm with respect to the carriage base, and the carriage is moved to the section steel processing machine side, and the section steel is transferred to the body of the section steel processing machine. Send the material. Next, when the work clamp provided on the carriage arm feeds the section steel to a position where the rear end of the section steel can be clamped, the carriage is retracted and the carriage arm is raised to a certain height with respect to the carriage. After lowering, the carriage is advanced, the rear part of the section steel is clamped from behind by the work clamp provided at the end of the carriage arm, and the carriage is moved to the section steel processing machine side, whereby the section steel is processed. It is sent without interfering with the inside of the machine.

(Example) Hereinafter, an example of the present invention will be described in detail with reference to the drawings.

Referring to FIG. 1, on one side (left side in FIG. 1) of the steel processing machine 1, there is arranged a material feeding device 3 for feeding, for example, an H-shaped steel W as a shaped steel. Since the section steel machine 1 is already known, a detailed description thereof will be omitted. For example, the section steel machine W is provided with a plurality of rotatable support rollers 5 at appropriate intervals to place the H section steel W thereon and to carry it out to the right side. A work support table 7 is provided.
Drills 9A and 9B are provided at opposing positions on both sides in the Y-axis direction (the vertical direction in FIG. 1). Each drill 9
A and 9B are movable in the X-axis direction (the left-right direction in FIG. 1) so as to drill holes at desired positions of the shaped steel W.

The material feeding device 3 includes a roller conveyor 11 as a material feeding conveyor extending in the X-axis direction. The roller conveyor 11 includes a plurality of rotatable support rollers 13 at appropriate intervals in the X-axis direction, Support frame 15 supporting rollers 13
It is composed of

One side of the support frame 15 (upper side in FIG. 1)
Is provided with a carriage base 17 extending in the X-axis direction. The carriage base 17 is provided with a carriage 19 which is movable in the X-axis direction by a driving device such as a ball screw, a nut member and a driving motor. Have been. The carriage 19 is provided with an arm body 23 guided by a plurality of guides 21 and moved in the Z-axis direction by, for example, a fluid cylinder. The arm body 23 is integrally provided with a carriage arm 25 extending horizontally in the X-axis direction. Further, a work clamp 27 is provided at the tip (the right end in the present embodiment) of the carriage arm 25 so as to be able to grip the section steel W from above and behind.

With the above configuration, the carriage 19 becomes the carriage base 17
Is moved in the X-axis direction by the driving device, the carriage arm 25 provided on the carriage 19 via the arm body 23 is also moved in the same direction as the carriage 19 moves. Further, since the arm main body 23 is moved in the Z-axis direction with respect to the carriage 19, the carriage arm 25
Will also be moved in the same direction.

As shown in FIG. 2 and FIG. 3, the construction of the carriage arm 25 and the work clamp 27 is, for example, an L-shaped parallel arm.
25A and 25B are provided, and brackets 29A and 29B attached to each of the arms 25A and 25B are pivotally supported by pins 31. A fluid cylinder 33 is attached to the left side of the arm 25A in FIG. 3, and the tip of a piston rod 35 attached to the fluid cylinder 33 is
Installed inside 25B. Moreover, arms 25A and 25B
Clamp jaw of work clamp 27
27A and 27B are provided.

That is, the work clamp 27 is provided with a grip portion below the horizontal extending portion of the carriage arm 25, and is configured to be able to grip the section steel W from upward and rearward.

By operating the fluid cylinder 33 and extending the piston rod 35 downward in FIG. 3, the arm 25B rotates counterclockwise around the pin 31 so that the clamp jaw 27B also moves in the same direction. To rotate. As a result, the section steel W can be clamped between the clamp jaws 27A and 27B. Piston rod
By contracting 35 upward in FIG. 3, the clamp jaws 27 and 27B are unclamped.

For example, as shown in FIG. 4 (A), the upper part of the intermediate portion in the longitudinal direction of the section steel W can be gripped from above by the clamp jaws 27A and 27B. ), Clamp jaws 27A and 27B as shown
With this, the rear part of the section steel W can be gripped from the rear.

Also, the clamp jaw 2 which is the tip of the arm 25A, 25B
If the structures 7A and 27B are rotatable with respect to the arms 25A and 25B, the rear portion of the web portion of the section steel W, for example, the H-section steel can be grasped, and the structure of the main body of the section steel processing machine 1 can be grasped. Can be made easier.

Therefore, to explain the overall material feeding operation, the upper part of the intermediate portion of the section steel W is clamped by the clamp jaws 27A and 27B attached to the distal ends of the arms 25A and 25B of the carriage arm 25 as shown in FIG. As shown in (1), the clamp 19 is clamped from above, the carriage 19 is moved in the direction of the shaping machine 1, and the shaped steel W is fed into the shaping machine 1.

After the section steel W has been fed to a position where the clamp jaws 27A, 27B can clamp the rear part of the section steel W from the rear, the clamp jaws 27A, 27B and the carriage 19 are retracted. Next, the carriage arm 25 descends along the guide 21 to a certain low position, and the carriage 21
Side, and clamp jaws 27A, 27B attached to the tips of the carriage arms 25 (25A, 25B) to clamp the rear part of the section steel W from the rear as shown in FIG. 4 (B). , Starting material feeding, and moving the carriage 19 to the shaped steel processing machine 1
To the inside of the main body.

Thus, the clamp jaws 27A, 27 of the work clamp 27 attached to the tip of the carriage arm 25 (25A, 25B)
Since the upper portion and the rear portion of the section steel W can be selectively held by B, the number of times of gripping is minimized, and the section steel W does not interfere with the inside of the main body of the section steel processing machine 1 without
It can be sent. In addition, it is possible to easily send the shaped steel W longer than the roller conveyor 11 as the material feeding conveyor to the shaped steel processing machine 1.

[Effects of the Invention] As can be understood from the above description of the embodiment, in short, the present invention is characterized in that one side of the long shape steel (W) is carried into the shape steel processing machine (1) in the loading direction. A feeding conveyor (11) for supporting the shape steel (W) so as to be able to be transported in the longitudinal direction is provided, and one side of the feeding conveyor (11) is attached to the feeding conveyor (1).
A carriage base (17) is provided parallel to 1), and a work clamp (19) provided reciprocally along the carriage base (17) is capable of gripping a part of the shaped steel (W). 27. In a material feeding device in a section steel working machine provided with a carriage arm (25) provided with a carriage arm (27) capable of moving up and down, the carriage arm (25) is provided with a (W) has a shape extending horizontally in the direction of transport of the shaped steel (W) so as to feed even the rear end thereof, and the work clamp (27) is provided at the front end thereof. ) Is one of the above shaped steel (W)
The carriage arm (25) is configured to be able to grip the portion from the rear and upward from the top, and when the upper part between both ends in the longitudinal direction of the shape steel (W) is gripped, the carriage arm (25) ) So that the carriage arm (2
5) A configuration in which a grip portion is provided below the horizontal extending portion.

As is apparent from the above configuration, in the present invention, the carrier 19 movable along the carriage base 17 provided on one side of the material feeding conveyor 11 that supports the long section steel W so that it can be transported in the longitudinal direction. Is provided with a carriage arm 25 having a work clamp 27 capable of gripping a part of the section steel W so as to be vertically movable.

The carriage arm 25 has a shape that extends horizontally in the transfer direction so as to feed also the rear end of the section steel W to the section steel working machine 1, and a work clamp 27 is provided at the end thereof. The work clamp 27
Is capable of gripping a part of the section steel W from the rear and from above, and the horizontal position of the carriage arm 25 so as not to interfere with the section steel W when gripping the upper portion between both ends in the longitudinal direction of the section steel W. It is a configuration in which a grip portion is provided below the elongated portion of the shape.

Therefore, according to the present invention, even when the dimension of the section steel W is large with respect to the moving range of the carriage 19 and the rear end of the section steel W5 cannot be gripped by the work clamp 27, the carrier arm The upper part between both ends of the section steel W can be easily gripped from above by the work clamp 27 without causing interference with the section steel W, and the section steel 25 can be easily transferred. is there.

When the shaped steel W is fed into the shaped steel working machine 1 and the rear end of the shaped steel W can be gripped from behind by the work clamp 27, the carriage arm 25 is moved relative to the carriage 19. When the workpiece is clamped and lowered, the rear end of the section steel W can be gripped from behind by the work clamp 27, and even the rear end of the section steel W is fed into the section steel processing machine 1. Since the carriage arm 25 is located at the low position, feeding can be easily performed without interfering with the section steel working machine 1.

[Brief description of the drawings]

FIG. 1 shows a main part of the present invention, and is a plan view showing an example of a material feeding device for feeding a shape steel to a shape steel processing machine. FIG. 2 is a front view showing a structure of a carriage arm and a work clamp. Figure,
FIG. 3 is a plan view of FIG. 2, and FIGS. 4 (A) and 4 (B) are explanatory views of clamping a section steel with a work clamp. DESCRIPTION OF SYMBOLS 1 ... Shaped steel processing machine, 3 ... Material feeding device 11 ... Roller conveyor (material feeding conveyor) 17 ... Carriage base, 19 ... Carriage 21 ... Guide, 25 ... Carrying arm 27 ... Work clamp

Claims (1)

(57) [Scope of request for utility model registration] 1. A material conveyor (11) for supporting one side of a long section steel (W) in a direction in which the long section steel (W) is loaded into the section steel processing machine (1) so that the section steel (W) can be transported in the longitudinal direction. ) Is provided, and one side of the feeding conveyor (11) is attached to the feeding conveyor (1).
A carriage base (17) is provided parallel to 1), and a work clamp (19) provided reciprocally along the carriage base (17) is capable of gripping a part of the shaped steel (W). 27. In a material feeding device in a section steel working machine provided with a carriage arm (25) provided with a carriage arm (27) capable of moving up and down, the carriage arm (25) is provided with a (W) has a shape extending horizontally in the direction of transport of the shaped steel (W) so as to feed even the rear end thereof, and the work clamp (27) is provided at the front end thereof. ) Is one of the above shaped steel (W)
The carriage arm (25) is configured to be able to grip the portion from the rear and upward from the top, and when the upper part between both ends in the longitudinal direction of the shape steel (W) is gripped, the carriage arm (25) ) So that the carriage arm (2
5) A material feeding device in a steel shape processing machine, wherein a gripping portion is provided below the horizontal extending portion.