JPH081423A - Work clamp device of edge preparation machine of section steel - Google Patents

Abstract

PURPOSE:To improve the machining precision by pressing outer vice devices against inner vice devices, and lowering upper vice devices provided with an surface of inclination to suppress the vibration during the machining. CONSTITUTION:A flange part WF of H sections W is pressed by operating upper vice devices 23R, 23L, and the lower part of the flange part WF of the H sections W is held. Then, the upper part of the flange part WF of the H sections W is held by the wedge effect by operating the upper vice devices 23R, 23L. The prescribed groove machining and scallop machining are executed to the H sections W by a groove cutter 1 and a scallop cutter 3 by elevating cutter heads 33R, 33L in this condition. During this machining operation, the flange part WF of the H sections W is supported over the whole length in the height direction by outer vice devices 17R, 17L to generate small vibration.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a work clamp device for a shaped steel groove processing machine, and more particularly to a shaped steel groove for suppressing vibration of a shaped steel while correcting deformation of the shaped steel. The present invention relates to an improvement of a work clamp device for a processing machine, and further relates to a work clamp device for a shaped steel groove processing machine capable of accurately positioning the mutual positions of the flange end portion of the gradient steel and the cutting means.

[0002]

2. Description of the Related Art Conventionally, as a work clamp device in a section steel groove processing machine, for example, JP-A-63-19630 is known.
The structures described in Japanese Patent Laid-Open No. 9 and Japanese Patent Laid-Open No. 58-82615 are known.

That is, in the structure disclosed in Japanese Patent Application Laid-Open No. 63-196309, the flange portion of the H-shaped steel is sandwiched by the upper vise and the lower vise from above and below, and the pressing surfaces of the upper vise and the lower vise are The V-shaped compression surface contacting the inner surface of the flange is flat, and the compression surface sandwiching the outer surface of the flange is inclined. Since the upper vise and the lower vise sandwich the upper and lower sides of both flanges of H-section steel as described above, the vibration of H-section steel during cutter processing is suppressed, and the cutter reference position in the width direction of H-section steel is H-section steel. It has a fixed relationship with the inner surface of the flange. Further, the bending of the flange portion of the H-section steel is corrected by pulling in the support frame that supports the upper and lower vices with the cylinder.

Further, the structure disclosed in Japanese Patent Laid-Open No. 58-82615 is H-shaped by a fixed outer vise having an upper vise provided with a vertically movable inclined surface and a lower vise movable in the left-right direction. The flange of the steel is clamped by being clamped, and the vibration of the H-section steel is suppressed during processing, and the flange section of the H-section steel is corrected by following the outer vise.

As a work positioning device for a shaped steel groove processing machine, Japanese Patent Laid-Open No. 2-152710 and Japanese Patent Laid-Open No. 2-102710 are available.
The structure described in Japanese Patent No. 243249 is known.

That is, in the structure disclosed in Japanese Patent Laid-Open No. 2-152710, an abutting piece screwed into the slide cylinder is provided at the end of the protruding member connected to the piston rod of the hydraulic cylinder. A detection switch is provided to generate a detection signal when it comes into contact with the ends of both flanges of H-shaped steel. This detection signal controls the front-back adjusting means of one of the cutting heads and the conveying means of the H-section steel so that the cutting head can be automatically positioned at a predetermined position.

Further, in the structure disclosed in Japanese Patent Laid-Open No. 2-243249, an image sensor device is provided in order to correct the amount of positional deviation at the time of gradient processing, and the length from the image output to the outer end and the inner end of the flange is increased. Calculate the difference dimension in the direction,
The position of the positioning means is automatically corrected.

[0008]

By the way, among the work clamp devices in the above-described conventional shaped steel groove processing machine, in the configuration described in Japanese Patent Laid-Open No. 63-196309, the flange of H-shaped steel is Since only the upper and lower ends are clamped, there is a problem that the vibration of the H-section steel becomes large during the scalloping of the central portion of the flange, especially the web. Further, in the configuration disclosed in Japanese Patent Application Laid-Open No. 58-82615, the widthwise cutter reference of the H-section steel is drawn in by the lower vise and the amount thereof is measured, and the measured value is fed back to move the bed laterally. The position of the cutter is adjusted by moving it. Therefore, there is a problem in that a sliding portion for moving the bed in the left-right direction is required, and the device becomes large and has an expensive structure.

Further, in the work positioning device in the conventional shaped steel groove processing machine, in the structure described in Japanese Patent Laid-Open No. 2-152710, the contact piece is screwed into the slide cylinder, so that it is artificial. It is necessary to adjust the position of the contact piece. For H-section steels with different flange widths, different slopes, and different left and right driven-in materials, it is necessary to make adjustments each time referring to the graphs, etc. Is forced to decline.

Further, in the structure disclosed in Japanese Patent Application Laid-Open No. 2-243249, the image sensor is used for positioning correction. Conventionally, in a factory, a processing site, etc., there are a lot of chips, dust, etc. Is attached, it is difficult to measure accurately, and there are many malfunctions. In addition, when trying to perform accurate measurement, it tends to be expensive equipment such as dustproof measures.

The object of the present invention is to suppress the vibration of the shaped steel during processing, to correct the deformation of the shaped steel, to reduce the cost with a simple structure, and to eliminate the artificial position adjustment of the stopper device to ensure the accuracy. It is an object of the present invention to provide a work clamp device for a shaped steel groove machining machine, which automatically performs groove machining with reliable correction to improve work efficiency.

[0012]

In order to achieve the above object, a work clamp device for a shaped steel groove machine according to the present invention comprises:
Corresponding cutting means to both side flange ends of shaped steel,
This cutting means is moved to a predetermined cutting direction to form a grooved steel groove processing machine for performing groove processing on the end portion, and a supporting frame which is one member constituting the shaped steel groove processing machine is opposed to each other. Provided on one side of the support frame so as to be movable in the left-right direction, and an outer vise device for pressing the outer surfaces of both flange portions of the shaped steel in the opposing support frame, and an inner vise for compressing the lower inner surface of both flanges. A device and an upper vice device which is mounted on the support frame and is movable in the vertical direction so as to press the inner side surfaces of the upper portions of both flanges with inclined surfaces or upper inner corner portions with right-angled surfaces. It is a thing.

In the work clamp device of the shaped steel groove machine of the present invention, the cutting means is associated with both side flange ends and both side flanges of the shaped steel, and the cutting means is moved in a predetermined cutting direction to move the end portions. A grooved steel groove processing machine for forming a groove on a machine, a support frame that is a member of the machined steel groove processing machine is provided oppositely, and one side of this support frame is movably provided in the left-right direction. , An outer vise device that presses the outer surfaces of both flanges of the shaped steel in opposing support frames and is movable in the left-right direction, and an inner vise device fixed to the support frame that compresses the lower inner surfaces of both flanges. Provided with a measuring device for measuring the moving distance when the outer vice device is moved, the shaped steel is transferred in the longitudinal direction by a conveying means, and in the longitudinal direction to one of the cutting means side of the cutting means. Comprises a longitudinal adjustment means for adjusting the kicking cutting position, further in the passage path of the flanges of the shaped steel,
Provided on each cutting means side is a stopper device provided with a detection member that is movable in the left-right direction and in the front-rear direction, and controls the front-back adjustment means by detecting the measuring device and the detection member. It is characterized in that the flange end of the steel and the cutting means are positioned relative to each other.

[0014]

[Function] By using the work clamp device of the profile steel groove processing machine as described above, the inner surface of the lower portion of the flange of the profile steel is externally attached to the inner vice device which maintains a constant mutual relationship in the width direction between the cutting means and the profile steel. The outer vise device presses and supports the outer side of the flange of the shaped steel by being pressed by a vise device. Further, the inner surface of the upper flange portion is clamped by an upper vise device having an inclined surface or the inner corner of the upper flange portion having a right angle surface. The device of the supporting frame composed of the inner vice device, the outer vice device, and the upper vice device and provided to face each other is fixed on one side, and the other side is provided so as to be separable and approachable in the left-right direction. For this reason, it is possible to suppress the vibration of the shaped steel during processing and correct the deformation of the shaped steel.

Further, the inner vise device and the outer vise device are provided with a measuring device for measuring the moving distance, and the stopper device provided with the detecting member is movable in the longitudinal direction of the shaped steel. Then, the measuring device and the detecting member measure the width and the flange thickness of the shaped steel, and the accurate gradient of the shaped steel can be calculated, so that the mutual position between the cutting means and the flange end portion of the shaped steel is automatically calculated. Can be positioned. Therefore, it is not necessary for the worker to perform setting and adjustment as in the conventional case, and the work efficiency can be improved.

[0016]

Embodiments of the present invention will be described below in detail with reference to the drawings. Since the shaped steel groove processing machine has a known structure, detailed illustration and description thereof will be omitted.

First, in order to facilitate understanding, for example, an H-shaped steel, a column having a square section, and a gradient H are used with a shaped steel groove processing machine.
The shape of the shaped steel after beveling and scalloping will be described.

FIG. 4 shows an example in which the H-shaped steel is subjected to beveling and scalloping. That is, by using the groove cutter 1 and the scallop cutter 3 which are cutting means, the scallop cutter 3 forms the scallop W _S at both ends of the web W _U of the H-section steel W, and at the same time, the groove cutter. forming a groove W _K on the end surfaces on both sides flanges W _F at 1.

In FIG. 5, the groove W _K is formed by the groove cutter 1 on the end surface of the column W _{A having} a quadrangular cross section.

Further, in FIG. 6, at groove cutter 1 and scalloped cutter 3 to the gradient H-shaped steel W _B, gradient H-beams W _B
Scallop W _S is processed at both ends of the web W _U of the same, and at the same time, the groove W is formed on the end faces of both side flanges W _{F by} the groove cutter 1.
_It is the formation of _K.

Next, the work clamp device of the H-shaped steel groove processing machine, which is the main part of the present invention, will be described in detail.

Referring to FIG. 1, an H-shaped steel groove processing machine 5
Is provided with support frames 7R and 7L on the left and right sides (left and right sides in FIG. 1) relative to a base (not shown), and the support frame 7R is movable in the front-rear direction (direction orthogonal to the drawing in FIG. 1). The support frame 7L is horizontally movable in the left-right direction via a sliding member (not shown) by, for example, a fluid pressure-operated cylinder 9.

Inside the support frames 7R and 7L, there is provided a horizontal roller conveyor 13 in which a plurality of support rollers 11 are juxtaposed in the front-rear direction (direction orthogonal to the drawing in FIG. 1). That is, the roller conveyor 13 receives the lower surface of the flange W _F of the H-shaped steel W which is a workpiece and conveys the H-shaped steel W in the front-rear direction.

L-shaped inner vice devices 15R and 15L are provided fixedly to the support frames 7R and 7L, respectively, at a position slightly lower than the upper surface of the support roller 11 provided on the roller conveyor 13, and the inner vice device is provided. 15R, 15
The L-shaped horizontal portion of L is located below the upper surface of the support roller 11, and the inner surface of the vertical portion abuts the inner surface of the flange W _F of the H-section steel W.

Further, outer vice devices 17R, 17L are erected inside the support frames 7R, 7L outside the inner vice devices 15R, 15L, and a sliding member provided in a horizontal direction is omitted although not shown. Provided through the support frame 7
Fluid pressure cylinders 19R and 19 fixed to R and 7L
The outer vice bodies 21R and 21L are connected to L, and are movable in the left and right directions.

Further, upper vice devices 23R and 23L are provided above the support frames 7R and 7L. More specifically, fluid pressure actuated cylinders 25R, 25L, which are members constituting the upper vise devices 23R, 23L, are erected on the upper portions of the support frames 7R, 7L.
Upper vice bodies 29R and 29L are connected to the tips of piston rods 27R and 27L provided on the R and 25L.

The upper vise bodies 29R and 29L are formed with inclined surfaces 31R and 31L for abutting against the outer surface, that is, the inner surface of the upper portion of the flange W _F of the H-shaped steel W, to apply pressure.

With the above structure, the outer vice device 17R, 1
Cylinder 19R provided on 7L, operates the 19L, outer vice body 21R, when pressing the flange W _F outer surface of the H-shaped steel W at 21L, inner vise assembly 15R, H between the 15L
The lower part of the flange W _F of the shaped steel W is held by sandwiching. afterwards,
Cylinders 25R provided on the upper vice devices 23R, 23L,
25L is operated, and the flange W of the H-section steel W is formed by the inclined surfaces 31R and 31L formed on the upper vise bodies 29R and 29L.
_Press the inner surface of the upper part of _F. Inclined surfaces 31R, when pressing the upper inner surface side of the flange W _F at 31L, flange W _F by the wedge effect outer vice body 21R, in close contact with 21L, securely H-beams W is clamped.

On the front side and the lower side of the inner vice devices 15R and 15L, cutter heads 33R and 33L provided with the groove cutter 1 and the scallop cutter 3 are provided so as to face each other. The cutter heads 33R, 33L have drive motors 35R, 35 for rotating the cutters 1, 3 respectively.
Although not shown, the cutter head 33R,
Each of the cutters 1 and 3 is rotated via a rotation transmission member built in 33L.

Further, screw members 39R, 39L screwed to nut members 37R, 37L provided on the lower portions of the cutter heads 33R, 33L are provided vertically in the vertical direction, and the upper ends of the screw members 39R, 39L are supported by the support members. Frame 7R,
It is connected to the output shafts of the drive motors 41R and 41L fixed to 7L. Further, in order to move the right cutter head 33R, which is the front-rear adjusting means 43, in the front-rear direction, the right-side support frame 7R is movable in the front-rear direction, and a nut member 45A is provided on a fixed frame 45 (not shown). The screw member 47 screwed to the nut member 45A is connected to a drive motor (not shown) to support the support frame 7R.
It is provided in.

With the above construction, the cutter heads 33R, 3
When the drive motors 35R, 35L provided in 3L are driven, the groove cutter 1 and the scallop cutter 3 rotate, and the screw motors 39R, 41L are driven by the drive motors 41R, 41L.
39L is rotated to raise the cutter heads 33R and 33L via the nut members 37R and 37L. When the cutter heads 33R and 33L move up, the groove cutter 1 and the scallop cutter 3 move up, and both ends of the web W _U of the H-section steel W are scalloped by the scallop cutter 3 to form the groove cutter 1. A groove is formed on the end faces of the flanges W _F on both sides. The support frame 7L indicated by a two-dot chain line on the left side of FIG. 1 shows the backward limit, that is, the standby position.

When the support frame 7R is moved back and forth, a gradient H-section steel W having a gradient at the tip of the H-section steel W is provided.
It is moved when _B is grooved and scalloped.

With the above-mentioned configuration, the operation is as follows: the position where the inner vice devices 15R and 15L contact the inner side surfaces of both flanges W _F of the H-shaped steel W, and the mutual position of the cutters 1 and 3 in the left-right direction. (Indicated by X-ray) is constant. That is, the positions of the cutters 1 and 3 are the flanges W _{F of the} H-section steel W.
It is the inner reference of

The supporting frame 7L in the standby position is moved forward by the operation of the cylinder 9 in accordance with the size of the H-shaped steel W to be machined. Then, the H-shaped steel W on the roller conveyor 13 is conveyed and stopped at a predetermined position, and the H-shaped steel W flange portion W is operated by the operation of the outer vice devices 23R and 23L.
Pressing _F , H-shaped steel W with inner vice device 15R, 15L
The lower portion of the flange portion W _F of the is held under pressure. After that, the upper vice devices 23R and 23L are operated to hold the upper portion of the flange portion W _F of the H-shaped steel W by the wedge effect.

From this state, the cutter heads 33R, 33L
And a predetermined groove and scallop are applied to the H-section steel W by the groove cutter 1 and the scallop cutter 3.
The vibration during this machining is small because the flange portion W _F of the H-shaped steel W is supported by the outer vise devices 17R and 17L over the entire length in the height direction. Therefore, the processing accuracy can be improved. Further, the deformation of the H-section steel W can be corrected only by the pressing force of the outer vise devices 17R and 17L, but after the H-section steel W is clamped, the cylinder 9 is used to obtain the H-section steel.
By pulling in the direction of increasing the flange width of shaped steel W or pushing in the direction of decreasing it,
Further, the deformation of the H-section steel W can be corrected.

Further, since the cutter heads 33R and 33L do not have guide surfaces for independently moving in the left and right directions, the structure is cheaper than the conventional one.

A second embodiment is shown in FIGS. Since the second embodiment has almost the same structure as the first embodiment described above, only different parts will be described in detail, and the same parts will be denoted by the same reference numerals and description thereof will be omitted.

First, the difference from the first embodiment is that
The outer vice devices 17R and 17L are provided with measuring devices 49R and 49L for detecting the movement amount. Furthermore, as shown in Figure 3, for positioning the relative position between the flanges W _F end and a cutter head 33R, GMA cutter 1 and scalloped cutter 3 provided 33L gradient H-beams W _B That is, the stopper devices 51R and 51L are provided.

More specifically, referring to FIG. 2, the measuring devices 49R and 49L are outer vice bodies 21R and 2L provided on outer vice devices 17R and 17L which are horizontally movable in the left and right directions.
Racks 55R and 55L horizontally extended to the outside of 1L
Are integrally provided, and piston rods of fluid pressure cylinders 19R and 19L are connected to the racks 55R and 55L. Then, the pinions 59R, 59L mesh with the racks 55R, 55L, and the pinions 59R, 5L are engaged.
9L has a measuring instrument such as encoders 61R and 61L.
Are connected.

The inner vice bodies 15R and 15L are fixed to the support frames 7R and 7L.

With the above structure, the external vise device 17R, 1
The racks 55R and 55L are moved by the lateral movement of the outer vice bodies 53R and 53L provided on the 7L, and the racks 55R and 55L are moved.
The pinions 59R and 59L meshed with the L rotate, and this rotation causes the encoders 61R and 61L to rotate the inner vice 15.
R, flange W _F the thickness of the gradient H-beams W _B is measured relative to 15L.

Next, the stopper devices 51R and 51L will be described in more detail.

Referring to FIG. 3, the stopper device 51R,
As for 51L, the detailed illustration shows the stopper device 51L, and the stopper device 51R is omitted, but the structure is the same as that of the left stopper device 51L and they are opposed to each other.

The stopper devices 51R and 51L are supporting members 6
7R, 67L, the support members 67R, 67L
Is movable in the left-right direction by, for example, hydraulically operated cylinders 69R and 69L.

A drive motor 71 is provided on each of the support members 67R and 67L, a drive pulley 73 is fitted to the output shaft of the drive motor 71, and the rotation is transmitted from the drive pulley 73 via a timing belt 75 or the like. Driven pulley 7
7 is fitted in the screw member 79. This screw member 7
9 is supported by the support members 67R and 67L, and a U-shaped block body 83 having a nut 81 screwed to the screw member 79 is movable in the front-rear direction (vertical direction in FIG. 3).

The support shaft 8 is provided in the U-shape of the block body 83.
5 is provided, and the movable barrel 87 mounted on the support shaft 85 so as to be movable in the front-rear direction is constantly urged in the forward direction by a coil spring, for example, by a coil spring. The movable barrel 87 is provided with a dog 91.
A limit switch, for example, is provided as the detection member 93 that operates in accordance with. Further, the moving cylinder 87 is provided with abutting members 95R and 95L which abut on the end surface of the flange W _F of the gradient H-shaped steel W _B to position it.

With the above structure, when the drive motor 71 is driven, the screw member 79 rotates via the drive pulley 73, the timing belt 75, and the driven pulley 77. The rotation of the screw member 79 causes the block body 83 to move forward and backward via the nut 81. When moving the block body 83 in the forward direction abutting member 95L abuts against the flange W _F end of the gradient H-shaped steel W _B, further, continuing the drive of the drive motor 71,
The movable barrel 87 reduces the ammunition 89, and pushes the detection member 93 with the dog 91 to generate a detection signal and stop the movement. Therefore, the dimension A shown in FIG. 3 is measured.

With the above-mentioned structure, the operation is as follows: the position of the inner vice devices 15R and 15L in contact with the inner side surfaces of both flanges W _F of the gradient H-section steel W _B , and the cutters 1 and 2.
The mutual positions (indicated by X-rays in FIG. 2) of 3 in the left-right direction are constant. That is, the positions of the cutters 1 and 3 are the inner side reference of the flange W _F of the gradient H-section steel W _B.

Then, the cutter head 33R provided on the right side
Is movable in the front-rear direction by the front-rear adjusting means 43, and the mutual position can be accurately set following the automatic positioning of the stopper device 67R in the front-rear direction. Furthermore, the gradient H-section steel W _{B is provided} with inner vice devices 15R and 15L and an outer vice device 17
When clamped by the R, 17L and the upper vise devices 23R, 23L, the thickness T (see FIG. 3) of the flange W _F is measured by the encoders 61R, 61L provided in the outer vise devices 17R, 17L.

The deviation H ₂ between the outer end portion and the inner end portion of the flange W _F end portion shown in FIG. 3 is H ₂ = T × A / (H ₁ −
Although it is represented by the equation (T), the above-mentioned device can measure the mutual difference A between the thickness T of the flange W _F and the detection position, and the shift H ₂ is obtained, and the stopper device 51R, which can perform automatic positioning, 51L allows automatic correction.

The abutting members 95R, 95L provided on the stopper devices 51R, 51L project above the cutters 1, 3 and correspond to the passage of the flange W _F of the gradient H-section steel W _B.

Due to the structure and operation as described above, the gradient H
Since the width of the section steel W _B and the thickness of the flange W _F can be measured, and the gradient of the gradient H section steel W _B can be calculated by the stopper devices 51R and 51L, the cutter head 33 can be automatically operated.
The mutual positions of R and 33L and the end of the flange W _F of the gradient H-section steel W _B can be set.

Therefore, it is not necessary to manually perform setting and adjustment by the operator as compared with the conventional type, and the work efficiency can be improved. Further, stable processing can be performed without being affected by chips and dust, and the other effects can be the same as those of the first embodiment.

The present invention is not limited to the above-described embodiments, but can be implemented in other modes by making appropriate changes. For example, the inner vice devices 15R, 15 described in the first embodiment of the present embodiment.
The position of the L-shaped steel W contacting the inner surface of both flanges W _F and the mutual position of the cutters 1 and 3 in the left-right direction (shown by X-rays) are constant, but the mutual positions are constant. It is possible without it.

Further, instead of the roller conveyor 13, it is also possible to use the inner vice devices 15R and 15L or an appropriate member whose position can be fixed in the vertical direction.

Further, the measuring device 4 described in the second embodiment
9R and 49L need not be provided on the outer vice device 17L,
It is also possible to separately provide a measuring device at an appropriate place to measure the flange thickness and the width of the H-section steel.

Further, the shape of the compression surface of the upper vise device 23R, 23L is not limited to the inclined surface 31R, 31L, but may be a right angle surface for pressing the inner corner of the flange upper portion.

[0058]

As can be understood from the above description of the embodiments, according to the present invention, the outer vise device is pressed against the inner vise device and the upper vise device having the inclined surface is lowered, respectively. The flange of the shaped steel between the two is clamped and fixed over the entire length in the vertical direction. Therefore, it is possible to suppress vibration during machining over the entire length in the height direction of the flange to improve machining accuracy, correct deformation of the shaped steel, and reduce the cost with a simple configuration.

Further, the outer vice device is equipped with a measuring device, and a stopper device capable of automatic positioning is provided to accurately position the flange end portion of the shaped steel and the cutting means. Therefore, it is not necessary for the operator to manually set and adjust, and accurate and reliable correction automatically performs groove processing to improve work efficiency, and is stable without being affected by chips, dust, etc. The processed can be performed.

[Brief description of drawings]

FIG. 1 shows a first embodiment showing the main part of the present invention, H
It is sectional explanatory drawing showing the work clamp apparatus and cutting means of a shape steel groove processing machine.

FIG. 2 is a second embodiment showing the main part of the present invention, H
It is sectional explanatory drawing showing the workpiece clamp apparatus and cutting means provided with the measuring device of a shape steel groove processing machine.

FIG. 3 is a plan explanatory view of a stopper device as a second embodiment showing the main part of the present invention.

FIG. 4 is an explanatory view showing a groove processing state for H-section steel.

FIG. 5 is an explanatory view showing a groove processing state for a column.

FIG. 6 is an explanatory view showing a groove working state on a gradient H-section steel.

[Explanation of symbols]

 1 Cutter (cutting means) for groove 3 Cutter (cutting means) for scallop 5 H-shaped steel groove processing machine 7R, 7L Support frame 15R, 15L Inner vice device 17R, 17L Outer vice device 23R, 23L Upper vice device 31R, 31L Inclined surface 33R, 33L Cutter head 43 Front-rear adjusting means 49R, 49L Measuring device 51R, 51L Stopper device 93 Detection member WH-shaped steel WF Flange WU web

Claims (2)

[Claims] 1. A shaped steel groove beveling machine, in which a cutting means is made to correspond to both side flange ends of a shaped steel, and the cutting means is moved in a predetermined cutting direction to perform a beveling on the end. A supporting frame, which is one member of the shaped steel groove machine, is provided oppositely, and one side of this supporting frame is provided so as to be movable in the left-right direction, and the outer surfaces of both flange portions of the shaped steel are provided in the opposing supporting frames. An outer vise device that presses the inner flange, an inner vise device that presses the lower inner surfaces of both flanges, and an upper vise that presses the upper inner surfaces of both flanges attached to the support frame with inclined surfaces or upper inner corners at right angles. A work clamp device for a shaped steel groove machine, comprising an upper vise device movable in any direction. 2. A shaped steel beveling machine in which a cutting means is associated with both side flange ends and both side flanges of a shaped steel, and the cutting means is moved in a predetermined cutting direction to perform a beveling on the end. The supporting frame, which is a member of the shaped steel groove machine, is provided oppositely, and one side of the supporting frame is provided so as to be movable in the left-right direction, and both flanges of the shaped steel are provided in the opposing supporting frames. The outer vise device that presses the outer surface of the part to move in the left-right direction and the inner vise device that is fixed to the support frame that presses the inner surface of the lower part of both flanges are provided, and the moving distance when the outer vise device is moved is measured. In addition to providing a measuring device, the shaped steel is transferred in the longitudinal direction by a conveying means, and one of the cutting means is provided with front-back adjusting means for adjusting the cutting position in the longitudinal direction, and A stopper device equipped with a detection member that is movable in the left-right direction and in the front-rear direction is provided on each cutting means side along the passage of both flanges of the shaped steel, and by the detection of the measuring device and the detection member. A work clamp device for a shaped steel groove machine, characterized in that it is configured to control the front-back adjusting means and to position the flange end portion of the shaped steel and the cutting means relative to each other.