JP2603620Y2 - End material processing equipment in cutting machine - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an end material processing apparatus for processing a front end material (a front end material generated by cutting a front end) in a cutting machine such as a sawing machine.

[0002]

2. Description of the Related Art It is well known that in a cutting operation using a cutting machine such as a sawing machine, a process of cutting a front end portion of a long material, that is, a so-called front end cutting process, in order to make the end face shape of a product flat. I have.

[0003]

[Problems to be Solved by the Invention] However, a short tip material is transported (for example, when it falls down on a transport table,
By dropping into the gap on the transfer line (for example, the gap below the saw blade housing), the work of transferring the material is hindered, and the automatic cutting operation of the material is appropriately performed unless the above-mentioned end material is removed appropriately. There was a problem that could not be performed.

Therefore, an object of the present invention is to provide a scrap material processing apparatus in a cutting machine which can solve the above-mentioned problems.

[0005]

Means for Solving the Problems In order to solve the conventional problems as described above, in the present invention, as a first invention, cutting is performed in which a long material is conveyed and positioned in the x-axis direction and cut. In the machine, a slider provided on the unloading side on the basis of the cutting position so as to be movable in the x-axis direction, the y-axis direction, and the z-axis direction corresponds to a tip material of the material when cutting the material. A plate material holding device for holding a portion is provided, and the plate material holding device is configured to be swingable in a vertical direction. The plate material holding device is made of an electromagnetic magnet capable of magnetically attaching an end surface of a material.

As a second invention, in addition to the constituent elements of the first invention, by moving the slider in the x-axis direction, the plate holding device can be moved from the unloading side to the loading side beyond the cutting position; The end surface of the material on the loading side is configured to be magnetically attachable.

As a third invention, in addition to the constituent elements of the first and second inventions, a non-magnetic film is provided on the slider so as to cover the surface of the electromagnetic magnet.

[0008]

In the above arrangement, the long material is transported and positioned in the x-axis direction, and the leading end of the material is positioned at the cutting position. Next, the slider is moved in the x-axis direction, the y-axis direction, and the z-axis direction. Abut. At this time, the electromagnetic magnet is located at a substantially vertical first swing position. Then, the electromagnetic magnet is excited, and the end face of the portion corresponding to the tip material in the material is magnetically held by the electromagnetic magnet.

After the portion corresponding to the tip material in the material is magnetically held, the tip material can be cut out of the material by cutting the material. here,
Before taking out the tip material from the material, the part corresponding to the tip material in the material is magnetically held by the electromagnetic magnet, so the tip material may fall down on the transport line or fall into the gap on the transport line. There is no equal.

After removing the tip material from the material, the tip material is positioned substantially horizontally by swinging the electromagnetic magnet from a substantially vertical first swing position to a substantially horizontal second swing position. Then, the slider can be moved in the x-axis direction, the y-axis direction, and the z-axis direction to position the tip material at an appropriate position on the carry-out side, demagnetize the electromagnetic magnet and release the holding state of the tip material and the electromagnetic magnet. I do. Thereby, the tip material can be carried out to an appropriate position on the carry-out side.

After the tipping material is properly carried out, 1
By performing multiple cuttings on the book material,
A plurality of products can be obtained from one material. On the other hand, unnecessary residual materials that do not become products remain on the transport line.

After taking out a plurality of products from one material, the slider is moved in the x-axis direction to move the electromagnetic magnet from the carry-out side to the carry-in side beyond the cutting position. Further, the slider is moved in the y-axis direction and the z-axis direction. As a result, the electromagnetic magnet can be brought into contact with the end face of the remaining material, and the electromagnetic magnet is further excited to magnetically hold the remaining material.

The slider can be moved in the x-axis direction, the y-axis direction, and the z-axis direction while the remaining material is magnetically held by the electromagnetic magnet, and the remaining material can be appropriately positioned. And release the holding state of the remaining material and the electromagnetic magnet. Thereby, the remaining material can be carried out to an appropriate position.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to the present embodiment will be described below with reference to the drawings.

Referring to FIGS. 1, 2 and 3, a sawing machine as an example of a cutting machine is stretched in the front-rear direction (the left-right direction in FIGS. 1 and 2 and the front-back direction in FIG. 3 toward the paper). The base frame 3 is provided.
Is provided with a box-shaped support frame 5 in the center.

A plurality of support plates 7 are provided on the rear side of the support frame 5, and a support plate 9 projecting forward is provided on the front side of the support frame 5. Here, the support plates 7 and 9 have an operation of supporting a long material (H-shaped steel in this embodiment) W. On the rear side of the support plate 9 in the support frame 5, a drive roller 1 rotatable by driving a drive motor (not shown) is provided.
1 is provided.

Although not shown, a saw blade housing is provided on the support frame 5 so as to be vertically swingable by operation of a hydraulic cylinder, and a band saw blade B can be driven in the saw blade housing. It is provided in. The band saw blade B can pass between the pair of support plates 7 when the saw blade housing swings downward, and the band saw blade B passes between the pair of support plates. The position of the band saw blade B in the front-back direction at that time is the cutting position. The front side of the cutting position is the loading side, and the rear side of the cutting position is the unloading side. In addition, a main body vice device 13 for holding and fixing the material W is provided in front of the cutting position in the support frame 5.

An auxiliary table device 15 is provided behind the support frame 5 in the base frame 3. More specifically, the support frame 5 on the base frame 3
On the rear side, a table frame 17 which constitutes a part of the auxiliary table device 15 is provided.
Is provided. A plurality of rotatable support rollers 21 for supporting the material W are provided at appropriate intervals in the front-rear direction on the roller support member 19, and a connecting plate 23 is provided between adjacent support rollers 21 in the roller support member 19. Is provided.

A transport table device 25 for transporting and supporting the material (or product) W is provided behind the auxiliary table device 15. More specifically, a table frame 27 constituting a part of the transport table device 25 is provided extending in the front-rear direction behind the auxiliary table device 15, and a material (or product) is provided above the table frame 27. A plurality of transport rollers 29 supporting W are provided rotatably in the front-rear direction. In order to transport the material (or product) W supported by the transport rollers 29 in the backward direction (transport direction), the plurality of transport rollers 29 are configured to be rotatable by driving a drive motor (not shown), or A known transfer vise device (not shown) may be provided on the transfer table device 25 so as to be movable in the front-rear direction.

A tilt table device 31 is provided between the transfer table device 25 and the auxiliary table device 15,
The tilt table device 31 has a function of not only supporting the raw material (or product) W but also carrying out the remaining material WA to the pit 33 provided on the floor F.

More specifically, an L-shaped support frame 35 is provided between the transfer table device 25 and the auxiliary table device 15, and a swing frame 37 has a hinge pin 39 above the L-shaped support frame 35. Are provided so as to be able to swing up and down via the In order to swing the swing frame 37 in the vertical direction, a swing cylinder 43 having a vertically movable piston rod 41 is provided below the support frame 35 via a hinge pin 45 so as to be swingable in the vertical direction. The end of the piston rod 41 is connected to an appropriate position of the swing frame 37. The swing frame 3
7 includes a plurality of support rollers 47 for supporting the material (product) W.
Are provided rotatably in the front-rear direction.

With the above configuration, the material W is applied to the support roller 21, the support plates 7, 9 and the like in the auxiliary table device 15.
After supporting A, the driving roller 11 is driven to rotate in the backward direction, or the transport roller 29 is driven to rotate in the backward direction (or the material W is pinched and moved backward by the transport vice device). Thus, the material W can be positioned at a predetermined position in the transport direction.

After the material W is transported and positioned, the material W can be clamped and fixed by the main body vise device 13.
Then, the saw blade housing is swung downward while the band saw blade B is driven to travel. Thereby, the material W
To the desired cutting process. The product W can be extracted from one material W. After the product W is taken out, the drive roller 11 is driven to rotate in the backward direction, or the product W is pinched by the transport vise device and the transport vise device is moved in the backward direction to move the product W in the backward direction. To the appropriate position.

In this embodiment, before the product W is taken out, the material W is subjected to a tip cutting process, and the sawing machine is provided with an end material processing device 49 for processing the tip material WA generated by the tip cutting process. Have.

The details of the scrap material processing device 49 will be described. The right side of the auxiliary table device 15 (the front side in FIG. 1 facing the paper surface, the lower side in FIG. 2, and the left side in FIG. 3) and the right side of the transport table device 25. The support frame 5 extends in the front-rear direction, in other words, in the x-axis direction, above the pair of posts 51.
3 are provided. The support frame 53 is provided with a pair of guide rails 55 extending in the x-axis direction, and the pair of guide rails 55 is provided with an x-axis slider 57 movably in the x-axis direction. In order to move the x-axis slider 57 in the x-axis direction, the support frame 53 has an x-axis feed motor 5
9 is provided with an x-axis feed screw 61 which is operatively connected thereto. The x-axis slider 57 is provided with a nut member 63 screwed to the first feed screw 61.

The x-axis slider 57 is provided with a pair of guide grooves 65 extending in the vertical direction, in other words, in the z-axis direction. The pair of guide grooves 65 has a U-shaped z-shape as shown in FIG. A shaft slider 67 is provided movably in the z-axis direction via a slide bar 69. Move the z-axis slider 67 to z
To move in the axial direction, a z-axis feed screw 73 interlockingly connected to a z-axis feed motor 71 is provided above the second slider 67, and a nut member 75 screwed to the z-axis feed screw 73 is connected to the x-axis. It is provided integrally with the slider 57.

Below the z-axis slider 67, there is provided a guide bar 77 extending in the left-right direction, in other words, in the y-axis direction.
It is provided movably in the axial direction. Above y-axis slider 79
Is formed in a U-shape having a pair of arms 79a and 79b as shown in FIG. In order to move the y-axis slider 79 in the y-axis direction, the z-axis slider 67 is linked to the y-axis feed motor 81 and extends in the y-axis direction.
A shaft feed screw 83 is provided, and a y-axis slider 79 is provided with a nut member 85 screwed to the y-axis feed screw 83.

A swing block 87 is provided between the pair of arm portions 79a and 79b of the y-axis slider 79 so as to be vertically swingable through a swing shaft 89. In order to move the piston rod 91, the piston rod 91 is movable in the vertical direction at an appropriate position of the y-axis slider 79.
A swing cylinder 93 having a vertical axis is provided via a pin so as to be swingable up and down, and the distal end of the piston rod 91 is connected to an appropriate position of the swing block 87. In addition,
Instead of the operation of the swing cylinder 93, the swing block 87 may be swung up and down via an electric motor and an appropriate means of a gear device.

A plurality of electromagnetic magnets 95 for magnetically holding an end surface of a portion WA corresponding to the tip material of the raw material W are embedded in an appropriate surface of the swing block 87.
In order to prevent chips from adhering to the electromagnetic magnet 95, a non-magnetic film 9
7 are provided so as to cover the surfaces of the plurality of electromagnetic magnets 95 (see FIGS. 4A and 4B). In addition, as shown in FIG. 5, when the electromagnetic magnets 95a and 95b are respectively provided on a plurality of appropriate surfaces of the swing block 87 and selected from the plurality of electromagnetic magnets 95a and 95b for use.
It is not always necessary to swing the swing block 87.

The operation of this embodiment will be described based on the configuration described above.

After the material W is supported on the support roller 21, the support plates 7, 9 and the like in the auxiliary table device 15, the leading end of the material W is moved x by rotating the drive roller 11 backward. It can be positioned at the cutting position in the axial direction. And the main body vice device 13
The material W is clamped and fixed.

After the material W is clamped and fixed, the x-axis feed motor 59 is drive-controlled to move the x-axis slider 57 in the x-axis direction approaching the cutting position, and the z-axis feed motor 7
1, the z-axis slider 67 is appropriately moved in the z-axis direction, and the y-axis feed motor 81 is drive-controlled to move the y-axis slider 79 in the y-axis direction. by this,
The magnetic film 97 can be brought into contact with the portion WA of the material W corresponding to the tip material. At this time,
The electromagnetic magnet 95 is substantially vertical and is located at the first swing position (the position shown by the solid line in FIG. 1). And
The electromagnetic magnet 95 is excited, and the end surface of the portion WA corresponding to the tip material is magnetically held by the electromagnetic magnet 95.

A portion WA corresponding to the tip material in the material W
Then, while the band saw blade B is driven to travel, the saw blade housing is swung downward. Thus, the desired cutting process can be performed on the material W, and the tip material WA can be extracted from the material W. Here, before removing the tip material WA from the material W, the portion WA corresponding to the tip material in the material W is magnetically held by the electromagnetic magnet 95, so that the tip material WA is supported by the support plate 7 and the auxiliary table device 1.
5 does not fall on the support roller 21 or fall into the gap between the pair of support plates 7.

After removing the end material WA from the material W, the swing block 87 is moved from the substantially vertical first swing position to the substantially horizontal second swing position (in FIG. (The position shown), the tip material WA is positioned at a horizontal position as shown by a virtual line in FIG. Then, the x-axis feed motor 59 is drive-controlled to move the tip material WA in the x-axis direction away from the cutting position to be positioned above the tilt table device 31.

After the tip material WA is positioned above the tilt table device 31, the drive of the z-axis feed motor 71 is performed to support the tip material WA on the support rollers 47 of the tilt table device 31. Then, the holding state of the electromagnetic magnet 95 and the tip material WA is released by demagnetizing the electromagnetic magnet 95, and the swing frame 37 is swung downward by the operation of the swing cylinder 43. As a result, the tip material WA can be carried out to the pit 33 off the transport line.

A plurality of products W can be taken out from one material W by appropriately cutting out the material WA and performing a plurality of cutting processes on one material. By performing the last cutting process on one raw material W, the last product W can be taken out from one raw material W, and it does not become a product on the support roller 21 in the auxiliary table device 15. Unnecessary remaining material WA remains.

After the last product W is taken out from one raw material W, the x-axis feed motor 59 is drive-controlled to move the x-axis slider 57 in the x direction to move the electromagnetic magnet 95 beyond the cutting position from the unloading side. To the loading side. Further, the drive of the z-axis feed motor 71 is controlled to appropriately move the z-axis slider 67 in the z-axis direction, and the drive of the y-axis feed motor 81 is controlled to move the y-axis slider 79 in the y-axis direction. Thus, the magnetic film 97 can be brought into contact with the center of gravity (see FIG. 2) of the end surface of the remaining material WA. Next, the electromagnetic magnet 95 is excited, and the remaining material WA is magnetically held by the electromagnetic magnet 95. And x
The shaft feed motor 59 is drive-controlled to move the remaining material WA in the x-axis direction and to position the remaining material WA at a position above the tilt table device 31.

After the residual material WA is positioned above the tilt table device 31, the Z-axis feed motor 71 is drive-controlled to support the residual material WA on the support rollers 47 of the tilt table device 31. And the electromagnetic magnet 9
5 is demagnetized to release the magnetized holding state of the electromagnetic magnet 95 and the residual material WA, and the swing frame 43 is swung downward by the operation of the swing cylinder 43. Thereby, the remaining material W
A can be carried out to the pid 33 off the transfer line.

According to the present embodiment as described above, the end surface of the portion WA corresponding to the tip material is magnetically held by the electromagnetic magnet 95 before the tip cutting is performed on the material W. The WA does not fall on the support roller 21 of the support plate 7 and the auxiliary table device 15 or fall into the gap between the pair of support plates 7. Therefore, the tip material WA can be appropriately carried out to a place off the transport line, and the work of automatically cutting the material can be appropriately performed.

Further, since the electromagnetic magnet 95 swings up and down between the first swing position and the second swing position, the tip material WA can be carried out while keeping the tip material WA substantially horizontal. The efficiency of the unloading process is improved.

Since the electromagnetic magnet 95 can move from the carry-out side to the carry-in side beyond the cutting position, the tip material W
In addition, the end face of the remaining material WA can be magnetically attached and held by the electromagnetic magnet 95, and the carry-out process of the remaining material WA can be appropriately performed.

Furthermore, the chips do not adhere to the electromagnetic magnet 95, and the tip material (the portion corresponding to the tip material) is used.
The magnetic adhesion of the WA and the remaining material WA can be reliably maintained.

It should be noted that the present invention is not limited to the description of the embodiment as described above, and various other changes can be made by making appropriate changes such as using a clamp device using a cylinder or the like instead of the electromagnetic magnet 95. It can be implemented in the mode of.

[0044]

As will be understood from the above description of the embodiment, according to the first invention, before the front end cutting is performed on the material, the portion corresponding to the front end material is controlled by the plate material holding device. Since the end face is magnetically held, the tip material can be securely held regardless of the shape of the tip material, and the tip material falls down on the transport line or falls into the gap on the transport line, etc. Nothing. Therefore, the tip material can be appropriately carried out to a place off the transport line, and the automatic cutting operation of the material can be appropriately performed. In addition, the plate material holding device is connected to the x-axis direction, the y-axis direction,
In addition to moving in the axial direction, it swings up and down, so that the end material can be carried out while being kept almost horizontal, thereby improving the efficiency of the carrying out process of the end material.

According to the second invention, in addition to the effect of the first invention, the plate material holding device can be moved from the unloading side to the loading side beyond the cutting position, so that not only the tip material but also the remaining material can be left. The end face of the material can be magnetically attached and the remaining material can be appropriately carried out.

Further, according to the third invention, in addition to the effects of the first and second inventions, there is no chip attached to the electromagnetic magnet as the plate material holding device, and the tip material (tip (Corresponding to the material) can be securely held.

[Brief description of the drawings]

FIG. 1 is a side view of an end material processing apparatus.

FIG. 2 is a plan view of the scrap material processing apparatus.

FIG. 3 is a view taken along the line III-III in FIG. 1;

FIG. 4 is a diagram showing a state of mounting an electromagnetic magnet.

FIG. 5 is a diagram showing a state in which electromagnetic magnets are mounted on a plurality of appropriate surfaces of a swing block.

[Explanation of symbols]

 49 scrap material processing device 57 x-axis slider 67 z-axis slider 79 y-axis slider 95 electromagnetic magnet 97 non-magnetic film

Continuation of the front page (56) References JP-A-5-50327 (JP, A) JP-A-3-98710 (JP, A) JP-A-4-135117 (JP, A) JP-A-4-146020 (JP) JP-A-4-217420 (JP, A) JP-A-3-208516 (JP, A) JP-A-4-80603 (JP, U) JP-A-2-139019 (JP, U) Field surveyed (Int.Cl. ⁷ , DB name) B23D 55/04 B23D 55/00 B23D 47/04 B23D 47/00 B23Q 7/04

Claims (3)

(57) [Scope of request for utility model registration] 1. A cutting machine for transporting and positioning a long material in an x-axis direction and performing a cutting process so as to be movable in an x-axis direction, a y-axis direction, and a z-axis direction to an unloading side based on the cutting position. The slider provided is provided with a plate material holding device that holds a portion corresponding to the tip material in the material when cutting the material with the tip, and the plate material holding device is configured to be swingable in a vertical direction, The above-mentioned plate material holding device is made up of an electromagnetic magnet capable of magnetically attaching an end face of a material, and the scrap material processing device in the cutting machine. 2. The plate material holding device is configured to be movable from a carry-out side to a carry-in side beyond a cutting position by moving the slider in the x-axis direction, and to be able to magnetically attach an end face of a material at the carry-in side. The scrap material processing apparatus in the cutting machine according to claim 1, wherein: 3. An apparatus according to claim 1, wherein the slider is provided with a non-magnetic material film so as to cover a surface of the electromagnetic magnet.