JP2594953Y2 - Cutting equipment for aluminum materials - Google Patents

Description

[Detailed description of the invention]

[0001]

[Industrial application field] The present invention is applicable to aluminum shoji frames, etc.
Particularly, the present invention relates to a cutting device suitable for cutting a long aluminum work.

[0002]

2. Description of the Related Art In some cases, aluminum is used for a frame material such as a shoji in a house, and this aluminum frame material is generally manufactured by extrusion. In such an aluminum frame material, because of different specifications, there is a case where a protruding piece portion extending over the entire length is cut and processed. Conventionally, the cutting is a type in which a circular saw type cutter is provided movably with respect to a table. Using a cutting device, the cutter is moved to cut the work placed on the table of the cutting device.

[0003]

In the case of the above-described cutting apparatus, the mechanism for fixing the work placed on the table is complicated, and there is no means for pressing the side to be cut. In some cases, defective products were produced and the danger was further increased.

The present invention has been made in view of the above circumstances, and when cutting a work such as an aluminum material, the aluminum material can be easily and reliably fixed to the table, thereby improving the quality and safely. An object of the present invention is to provide a cutting device for working aluminum material or the like.

[0005]

Means for Solving the Problems The present invention has been made to achieve the above object, and as a first aspect, a base is provided so as to be able to move substantially horizontally in a direction perpendicular to its own rotation axis. And a circular saw type cutter reciprocated by a drive mechanism, and arranged above the cutter and fixed to the base,
A table on which a cutter line is formed, which is a gap for protruding at least a peripheral portion, which is a tooth portion, of the moving cutter from an upper surface of the cutter, and a work such as an aluminum material is placed substantially horizontally; The table has first and second individually liftable first and second lifters for pressing both sides of the cutter line of the work on a table .
The pressing device having the pressing member of
Is characterized in that the are extended is the position in the lengthwise direction a plurality adjustably respectively.

According to a second aspect of the present invention, a drawer-type chip container for storing the chip of the work falling from the cutter line is provided on the base, and the chip container is provided with a chip chip. A chute that guides the vehicle.

[0007]

According to the cutting device for an aluminum material or the like of the present invention, the portions of the work on both sides of the cutter line of the table are pressed by the first and second pressing members, respectively, so that the cutting operation is stable. As a result, the cutting operation can be performed safely without giving out defective products.

In addition, if a drawer-type chip container for accommodating chips of the work falling from the cutter line of the table is provided and a chute for guiding the chips to the chip container is provided, the surrounding environment can be reduced. There is no contamination, and the processing of the swarf becomes easy.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. Reference numeral 1 in each drawing indicates the entire cutting device of the present embodiment. This cutting device 1 is particularly suitable for cutting a protruding piece portion W1 extending over the entire length of a work W serving as an aluminum sash frame. It is suitable for use.

The cutting device 1 is provided so as to be horizontally movable with respect to a base 2 orthogonally to its own rotating shaft 3a, and a circular saw type cutter 3 reciprocated by a moving motor (drive mechanism) 4. A cutter line 5, which is a gap that is arranged above the cutter 3 and is fixed to the base 2 and that protrudes the outer peripheral edge of the moving cutter 3 where the teeth 3b are formed above the upper surface, is formed. A table 6 on which the work W is placed horizontally.

The base 2 is long in the left-right direction indicated by an arrow (a) in FIG. 2, and inside the base 2 is provided a pair of front and rear rails 7 extending in the left-right direction (horizontal). Along therewith, a cutter motor 8 for operating the cutter 3 is configured to be movable via a slider 9. The rotating shaft 3a of the cutter 3 extends in the front-rear direction indicated by an arrow (b) in FIG. In FIG. 3, the right side is the front side, and the left side is the rear side.

A chain 11 is engaged with the slider 9 via an engagement plate 10 extending downward. The chain 11 is wound around each sprocket 12 supported on both ends of the base 2 and is operated by the moving motor 4. The moving motor 4 is fixed to a right side surface of the base 2 via a fixing base 13 and its driving sprocket 4
a is connected to a driven sprocket 12 b at one end of a rotating shaft 12 a of the sprocket 12 by a drive chain 14. The rotating shaft 12a extends in the front-rear direction, and is rotatably supported by a bearing 15 fixed to the base 2.

When the moving motor 4 is driven, the cutter 3 is reciprocated right and left via both chains 11 and 14. The reciprocation is performed by the slider 9 contacting a reciprocation limit switch 16 provided at both ends of the one rail 7 (only the left side is shown in FIG. 2). At both ends of one of the rails 7, limit switches 17 for preventing overrun are provided outside the limit switch 16.

The base 2 is provided with horizontal beams 18 extending in the left-right direction via the pillars 18a at both ends. The beam 18 is arranged slightly behind the cutter line 5 of the table 6 and has a predetermined gap from the table 6. A plurality of (three in this case) sliders 19 are mounted on the beam 18 so as to be movable along the beam 18 and fixed at any position by means such as screwing.

A pneumatic or hydraulic cylinder 20 is mounted on the front surface of each of the sliders 19. These cylinders 20 are composed of a cylinder body 20a and a piston rod 20b.
Is extended and retracted with respect to the table 6 below.
Attached to.

At the tip of the piston rod 20b, a pressing piece 21 whose tip forms a convex curved surface in the front-rear direction.
Has been fixed. Each holding piece 21 is arranged slightly behind the cutter line 5 of the table 6.

Further, on the front surface of each slider 19, a rod 22 extending in a vertical direction via a stay 22a is mounted (FIG. 1 shows only the right end). These rods 22 can be slid up and down with respect to the stay 22a, and can be fixed at an arbitrary position by means such as screw tightening. At a lower end thereof, a pressing plate (second pressing member) 23 is provided. Are usually pin-connected so as to be substantially horizontal. Each holding plate 23 is attached to the table 6
Is arranged slightly forward of the cutter line 5.

Each of the pressing pieces 21 and each of the pressing pieces 23
Are connected to each other along the left-right direction when viewed from above, that is, along the cutter line 5 of the table 6. It is more preferable that each of the cylinders 20 and each of the rods 22a are configured to be able to slightly move in the front-rear direction. The pressing piece 21 and the pressing
The holding piece 23 includes a first holding member and a second holding member.
It is a member for adjusting the position of the cutter line 5 in the extending direction.
The adjustable slider 19, the holding piece 21 and the driving thereof
Cylinder 20, holding piece 23 and supporting
One holding device is constituted by a stay 22a for
Has been established. The cutting device of this example has three holding devices
Has been obtained.

A blind curtain 24 made of rubber or the like having flexibility is attached to the lower surface of the table 6 at a position corresponding to the rear side of the cutter 3 in the left-right direction. The curtain 24 comes in contact with the rotating shaft 3a of the reciprocating cutter 3 described above, but does not hinder the reciprocating movement of the cutter 3 because the curtain is flexible.
The lower end of the cover comes into contact with a frame 25 fixed to the base 2 and extending in the left-right direction.

Further, a chip container 26 is provided on the lower front side of the base 2. The cutting powder containers 26 are provided one by one on the left and right sides so as to substantially extend over the entire length of the base 2, and are drawn out to the front side. And the frame 25
In each of the swarf containers 26, a chute 27 for guiding the swarf of the work W falling from the cutter line 5 of the table 6 is provided.

A cover 28 is provided at least on the front surface of the base 2, and when the work W is cut by the cutter 3,
When the chips falling from the cutter line 5 go to the rear side of the cutter 3, they are blocked by the curtain 24 and the frame 25, are not scattered further, and are accommodated in the chip container 26 from the chute 27. When it goes to the front side, it is blocked by the cover 28 and does not fly forward,
It is to be accommodated in.

The configuration of the cutting apparatus 1 according to the present embodiment has been described above. Next, a method of use and an operation thereof will be described.

In this case, the work W has a rectangular cross section and has a protruding piece W1 on one side. One of the pieces adjacent to the side has a groove. The workpiece W is placed on the table 6 in a portion immediately after the cutter line 5 with the longitudinal direction along the cutter line 5.

Each slider 19 is arranged at an equal position with respect to the work W and is fixed to the beam 18, and the piston rod 20b of each cylinder 20 is extended. Then, each holding piece 21
Is fitted in the groove, whereby the workpiece W is positioned in the direction in which the pressing pieces 21 are arranged, that is, in parallel with the cutter line 5. Next, each rod 22 is lowered. Then, each of the pressing plates 23 at the tip thereof hits the protruding piece W1, so that
After the pressing plate 23 is pressed against the protruding piece W1 with a certain force, it is fixed to each rod.

With the above, the setting of the work W in the cutting device 1 is completed. Thereafter, the cutter 3 is operated to move from the left to the right. Then, the protruding piece W1 is cut. When the cutting is completed, the cutter 3 returns to the left. 1 round trip of cutter 3
After the cutting, the work W is removed and the next work W is set in the same manner.
Cut 1

By repeating the above, the cutting operation of the protruding pieces W1 of many works W can be performed.

According to the cutting apparatus 1 of the present embodiment, both the part to be left after cutting as the product (the rear side of the cutter line 5) and the projecting piece W1, which is an unnecessary cutting piece, are respectively held by the pressing pieces 21 and Since the pressing pieces 23 are pressed, the protruding pieces W1 of the cut pieces do not become unstable, such as fluttering during cutting, so that the cutting operation can be performed safely without taking out defective products. .

The chips generated when cutting the workpiece W are stored in the chip container 26 as described above.
The surrounding environment is not polluted, and the processing of the swarf becomes easy.

Further, in this embodiment, the work W can be easily set in parallel with the cutter line 5 by fitting each holding piece 21 formed on the curved surface into the groove of the work W. is there.

[0030]

[Effect of the Invention] The present invention is configured as described above.
Since the parts on both sides of the cutter line of the table in the work are pressed by the first and second pressing members, respectively, the cutting operation is stable, and as a result, no defective product is produced. Cutting work can be done safely. Even if the length of the work is changed,
Even the position of the device, even position in the length direction of the work
By adjusting the length of the workpiece to
Can be pressed almost evenly in the direction
Even if the workpiece is curved, securely press and fix the workpiece
it can. In addition, a high
Even if there is a difference in height, both sides can be raised and lowered individually
Securely fixed by the first and second holding members respectively
As a result, the cutting operation is further improved. Heavy weight
No need for a long holding member (holding frame)
Drive source (for example, a cylinder or the like) requires only a small capacity.

In addition, a drawer-type chip container for accommodating chips of the work falling from the cutter line of the table is provided, and a chute for guiding the chips to the chip container is provided. There is no contamination, and the processing of the swarf becomes easy.

[Brief description of the drawings]

FIG. 1 is an overall perspective view showing an embodiment of a cutting device of the present invention.

FIG. 2 is a sectional front view of the same part.

FIG. 3 is a side sectional view of the same.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 cutting device 2 base 3 cutter 3 a cutter rotating shaft 4 moving motor (drive mechanism) 5 cutter line 6 table 21 holding piece (first holding member) 23 holding plate (second holding member) 26 cutting powder container 27 Shoot W Work

Claims (2)

(57) [Scope of request for utility model registration] 1. A circular saw type cutter which is provided on a base so as to be substantially horizontally movable in a direction perpendicular to its own rotation axis and which is reciprocated by a driving mechanism; A table, on which a cutter line is formed, which is a gap that protrudes at least a toothed portion of the cutter moving above the upper surface of the cutter, and a work such as an aluminum material is placed substantially horizontally. A first and a second pusher, which can be individually raised and lowered , respectively, for holding both sides of the cutter line of the work on a table;
A holding device having a holding member is provided to extend the cutter line.
A cutting device for an aluminum material or the like , wherein a plurality of positions in the existing direction are provided so as to be adjustable . 2. A drawer-type chip container for accommodating chips of the work falling from the cutter line is provided on the base, and a chute for guiding chips to the chip container is provided. The cutting device for an aluminum material or the like according to claim 1, wherein the cutting device is used.